阅读说明：本技术 一种内循环旋风式粮食干燥方法 (A kind of internally circulating cyclone formula grain drying method ) 是由 祝磊 于 2019-10-02 设计创作，主要内容包括：本发明提供了一种内循环旋风式粮食干燥方法,其步骤在于：首先,进料机构将粮食输送至旋风干燥机构；接着,旋风干燥机构将粮食由下至上向上输送并且离心均匀洒落在干燥罐内；而后,干燥构件由下至上鼓入热空气并且下沉旋风状气流,旋风状热空气气流克服粮食颗粒的自身重力使粮食颗粒悬浮翻转缓慢向上运动,热空气对粮食颗粒进行均匀干燥处理并且使干燥后的粮食随着热空气的气流一并输送至冷却机构内进行冷却,冷却后排出至排料机构；最后,若粮食干燥达标,排料机构将其直接排出,若不达标,排料机构将其输出至旋风干燥机构的输入端,使粮食在旋风干燥机构、冷却机构以及排料机构内循环多次干燥,直至粮食达标后再排出。(The present invention provides a kind of internally circulating cyclone formula grain drying method, step is: firstly, grain is delivered to cyclone drying mechanism by feeding mechanism；Then, grain is delivered up from the bottom to top and is centrifuged and uniformly trickles down in drying chamber by cyclone drying mechanism；Then, dry component blasts hot-air and the whirlwind shape air-flow that sinks from the bottom to top, whirlwind shape hot air flow overcomes the self gravity of grain to move upwards grain suspension overturning slowly, hot-air carries out evenly drying processing to grain and cools down the grain after drying as the air-flow of hot-air is delivered in cooling body together, is expelled to discharge mechanism after cooling；Finally, discharge mechanism is expelled directly out if grain drying is up to standard, if it does not meet the standards, discharge mechanism outputs this to the input terminal of cyclone drying mechanism, recycles grain in cyclone drying mechanism, cooling body and discharge mechanism multiple dry, until being then exhausted from after grain is up to standard.)

1. a kind of internally circulating cyclone formula grain drying method, step are:

S1: grain is delivered up from the bottom to top and is centrifuged by cyclone drying mechanism uniformly to be trickled down in drying chamber；

The cyclone drying mechanism include be set to loading hopper side and arrange vertically close drying tank, for by grain Uniformly trickle down the transfer member to drying chamber, for carrying out the dry of hot-air suspension drying to the grain trickled down to drying chamber Dry component, the drying chamber, which is connect by upper tank body with lower tank, to be formed, and the discharging connected with it is provided at the top of upper tank body Conduit, the input terminal of material outlet canal and the top of upper tank body are connected, output end and cooling body are connected, and the bottom of lower tank is coaxial It is provided with the vertical feeding conduit connected with it, feed conduit upper end opening and the end extend to the inside of lower tank, lower end seal It closes, the output end of output duct connect connection with feed conduit；

The transfer member includes circular rotating plate be coaxially disposed inside lower tank and isodiametric one and swivel plate two, Swivel plate one is located at the top of swivel plate two and the downward indent of swivel plate two arranges that the upper end of feed pipe extends to swivel plate one Upper surface, feed pipe and swivel plate one are rotatablely connected cooperation and feed pipe is for being supported swivel plate one, rotate The rectangular guide plates for connecting the two are provided between plate one and swivel plate two, the length direction of directing plate is parallel to swivel plate One radial direction, width direction arrange vertically, directing plate along its length one end extend to flushed with the periphery of swivel plate one, The other end is extended to be flushed with feed pipe periphery, is rotated coaxially and is set between the swivel plate one and the closed end of feed pipe It is equipped with the auger to match with feed pipe caliber；

Transfer member during the work time, starts feeder motor, and the power of feeder motor output shaft is transferred to by V belt translation component On auger and auger is driven to slowly run, auger rotation transports the grain being located inside feed pipe from the bottom to top to rotation Between plate one and swivel plate two, in the process, the output end of auger will drive driving gear one to rotate, and driving gear one is by band Dynamic one speedup of driven gear rotation, driven gear one will drive driving gear two to rotate synchronously, and driving gear two will drive driven The rotation of two speedup of gear, driven gear two will drive swivel plate one to rotate synchronously, and step-up drive component will drive swivel plate one high Speed rotation, swivel plate one and two high-speed rotation of swivel plate make the grain being disposed between that centrifugation operation occur, and in directing plate Guidance under, uniformly trickle down to drying chamber, hot-air suspension drying then carried out to grain by dry component；

S2: dry component blasts hot-air from the bottom to top and the whirlwind shape air-flow that sinks, whirlwind shape hot air flow overcome grain The self gravity of particle moves upwards grain suspension overturning slowly, and in the process, hot-air carries out grain Evenly drying handles and makes the grain after drying as the air-flow of hot-air is delivered in cooling body together；

The drying component includes the air blower connected with lower tank periphery and the lower section, same for being located at swivel plate two at connection Annular pod one that axis fixing sleeve is set to outside mounting cylinder body, is coaxially fixedly installed in leading for end cap upper surface at pod two Flow cone and the annular heating board being coaxially disposed between one inner headed face of pod and the external disc of mounting cylinder, pod one are located at The lower section of pod two and the two is fixedly connected, lower edge and one upper surface of swivel plate of pod two are flush；

Pod one includes fixing the inner ring plate being bonded with the fixed outer ring plate one being bonded of dry top tank structure, with heating board periphery One and be provided between outer ring plate one and inner slider for connect both rectangular guide plate, radial direction of the straight guide plate along outer ring plate one It arranges and one end is fixedly connected with the inner headed face of outer ring plate one, the other end is fixedly connected with the periphery of inner ring plate, straight guide plate is set It is equipped with multiple and is arranged along one place circumferencial direction array of outer ring plate；

Pod two include coaxially be fixed on one upper end of outer ring plate and with the outer ring plate two of its equal diameter arrangement, it is coaxial be fixed on it is interior One upper end of ring flat-plate and with the inner ring plate two of its equal diameter arrangement and be set between outer ring plate two and inner ring plate two and for connecting The rectangle slope guide plate both connect, the length direction of slope guide plate are parallel to the radial direction of outer ring plate two, slope guide plate along its length one End is fixedly connected with the inner headed face of outer ring plate two, the other end is fixedly connected with the periphery of inner ring plate two, and slope guide plate is provided with more A and correspond with straight guide plate, the lower end of slope guide plate is fixedly connected with the upper end of straight guide plate, and the sharp end of deflection cone is vertical It arranges upwards and the end extends to medium position of the upper tank body along short transverse；

The heating board fits with pod one, and pod one is that the good material of heating conduction is made with pod two；

Dry component during the work time, starts air blower, air blower by outside air blast in drying chamber and by down toward Upper flowing will form whirlwind shape heat sky from bottom to top under the drainage of pod one and pod two in drying chamber Gas air-flow, the air-flow will make its suspension rolling and slowly move towards material outlet canal under the gravity for overcoming grain, In the process, hot air flow will carry out drying drying process to grain, and the grain after drying will be with hot empty Gas air-flow is expelled in cooling body by material outlet canal；

S3: hot-air is discharged and cools down to the grain after drying by cooling body, and the grain after cooling is delivered to In discharge mechanism.

2. a kind of internally circulating cyclone formula grain drying method according to claim 1, further includes step S4,

S4: if be reduced to safety value by the moisture content of the grain of primary drying hereinafter, discharge mechanism by its internal grain by Wherein an output end is discharged directly to stack point；If by primary drying grain moisture content be reduced to safety value hereinafter, Its internal grain is expelled to the input terminal of cyclone drying mechanism by discharge mechanism by another output end, makes grain in cyclone drying Circulation is repeatedly dry in mechanism, cooling body and discharge mechanism, until the moisture content of grain is reduced to safety value or less again will Grain is expelled to stacking point by the output end of discharge mechanism；

The discharge mechanism includes the marker tube for tilting down arrangement, return flow line, marker tube and return-flow catheter it is defeated Outlet is located remotely from each other arrangement, input port is arranged in juxtaposition, and marker tube and return-flow catheter constitute the V-type that opening is arranged straight down Structure, the delivery outlet of return-flow catheter connect connection with feed conduit, and the delivery outlet of the marker tube, which is directed toward, stacks point, and discharge is led The input port of pipe and the input port of return-flow catheter are all provided with the rectangular aperture being set to Kai Kou straight up；

Face arrangement and the two above and below the cooling duct output end of the input port and cooling body of marker tube and return-flow catheter Between be provided with for connect connect both docking pipeline, docking pipeline in rotation be provided with for the input to marker tube The baffle that the input port of mouth or return-flow catheter is blocked, and original state lower baffle plate seals the input port of return-flow catheter It is stifled；

Discharge mechanism during the work time, will be moved in docking pipeline, baffle straight down by the grain that cooling duct exports Reflux line is blocked, the grain after making drying flows into drainage line and is expelled to stacking by its delivery outlet Point, if user is after testing, the moisture content of grain is not up to safety value hereinafter, at this point, user after primary drying processing Starting control motor two is controlled by controller, the output shaft of control motor two will drive flapper, and baffle is to drainage line Input port is blocked and opens reflux line input port, at this point, the grain after primary drying will be back to charging In pipeline, cyclone drying mechanism, cooling body and reflux line, which cooperate, carries out cyclic drying processing to grain, until grain The moisture content of food is reduced to safety vertical hereinafter, last again beat the input port of the input port closure of reflux line, drainage line It opens, grain up to standard after multiple drying is exported by drainage line to stacking point.

3. a kind of internally circulating cyclone formula grain drying method according to claim 2, the external setting of the docking pipeline There is control motor two, the rotation axis of the output shaft and baffle that control motor two is fixedly and coaxially connected, and control motor two is stepping electricity Machine and control motor two controlled by controller.

4. a kind of internally circulating cyclone formula grain drying method according to claim 1, auger upper end is output end and this is defeated The step-up drive component for the rotary power of auger to be transferred to swivel plate two, auger are provided between outlet and swivel plate two Lower end be the lower section for driving end and the end to extend to feed pipe closed end, the transfer member further includes being fixedly installed in Feeder motor on mounting rack, the axial vertical arrangement of the output shaft of feeder motor, is arranged between feeder motor output shaft and auger There is the V belt translation component for connecting the two, V belt translation component is deceleration transmission.

5. a kind of internally circulating cyclone formula grain drying method according to claim 4, the step-up drive component include It is coaxially disposed the installation cylinder in one upper surface of rotor plate and opening upwards arrangement, installation cylinder is fixedly connected with drying chamber, pacifies The opening of fitted tube body is provided with matched end cap, installs rotation between the bottom eccentric position of cylinder and end cap and is provided with It is parallel to the speedup axis of auger axial direction, the output end activity of the auger wears coaxially solid to the inside and the end for installing cylinder Surely it is arranged with driving gear one, coaxial fixing sleeve is equipped with stepped gear wheel on the speedup axis, and stepped gear wheel includes arranged up and down The diameter of driven gear one, driving gear two and driven gear one is less than the diameter of driving gear two, driven gear one and active Gear one is meshed, and also rotates coaxially on the output end of the auger and is arranged with driven gear two, driven gear two and swivel plate One is fixedly and coaxially connected and driving gear two is meshed with driven gear two.

6. a kind of internally circulating cyclone formula grain drying method, slope guide plate and water described in any one of -5 according to claim 1 Angle between plane is greater than 30 ° less than 60 °.

7. a kind of internally circulating cyclone formula grain drying method according to claim 6, the folder between slope guide plate and horizontal plane Angle is 45 °.

Technical field

The present invention relates to a kind of foodstuff drying devices, and in particular to a kind of internally circulating cyclone formula grain drying method.

Background technique

The raising of level of farming mechanization will liberate a large amount of labour, and in recent years, Tendency of Agricultural Machinery in China level is Be gradually increased, the update of agricultural machinery is also getting faster, for now, harvester, seeder, grass trimmer, rotary cultivator, The equipment such as rice transplanter have obtained general use, but foodstuff drying device but slowly fails to be widely used, the reason is that, grain Drying machine structure is eaten far from complicated, with high costs, repair and maintenance is difficult, it is right generally mostly applied in medium-and-large-sized grain distribution station/grain depot For farmer, the utilization rate of foodstuff drying device is low, economic benefit return rate is low, and therefore, farmer's drying grain is still at present It is so achieved by spread overwide areas by solarization, natural air drying, large labor intensity, drying efficiency are low, above-mentioned in order to solve Problem, the present inventor designs that a kind of clever structure, principle are simple, it is convenient to operate with, promote and apply convenient for general, time saving province The internally circulating cyclone formula grain drying method of power.

Summary of the invention

To solve the deficiencies in the prior art, the object of the present invention is to provide a kind of clever structure, principles simply, operates with It is convenient, convenient for general promote and apply, time saving and energy saving internally circulating cyclone formula grain drying method.

To realize the above-mentioned technical purpose, the technical solution adopted in the present invention is as follows.

A kind of internally circulating cyclone formula grain drying method, step are:

(1) charging stage；

S1: grain to be dried is poured onto inside it by the input terminal of feeding mechanism, and feeding mechanism is by its output end by grain It is delivered in cyclone drying mechanism；

The feeding mechanism includes both ends open and the loading hopper arranged vertically, and the big opening of loading hopper is located at small opening Surface, the output duct with its small opening consistency from top to bottom is provided with below loading hopper, output duct is in tilted layout simultaneously And input terminal is located at the top of output end, the output end of output duct connect connection with the input terminal of cyclone drying mechanism, output It is provided between the input terminal of conduit and the small opening of loading hopper for connecting the vertical connecting conduit for connecting the two；

During the work time, grain to be dried is poured onto loading hopper feeding mechanism by user, if desired by loading hopper Interior grain is delivered to the input terminal of cyclone drying mechanism, and rotating valve makes connecting conduit internal switching, at this point, loading hopper with Output duct is connected, and grain is moved under self gravitation effect by the small opening of loading hopper straight down, and by connection Conduit flows into output duct, its internal grain is directed into the input terminal of cyclone drying mechanism by output duct, then by revolving Grain is dried in wind drier；

(2) drying stage；

S2: grain is delivered up from the bottom to top and is centrifuged by cyclone drying mechanism uniformly to be trickled down in drying chamber；

The cyclone drying mechanism include be set to loading hopper side and arrange vertically close drying tank, for by grain Uniformly trickle down the transfer member to drying chamber, for carrying out the dry of hot-air suspension drying to the grain trickled down to drying chamber Dry component, the drying chamber, which is connect by upper tank body with lower tank, to be formed, and the discharging connected with it is provided at the top of upper tank body Conduit, the input terminal of material outlet canal and the top of upper tank body are connected, output end and cooling body are connected, and the bottom of lower tank is coaxial It is provided with the vertical feeding conduit connected with it, feed conduit upper end opening and the end extend to the inside of lower tank, lower end seal It closes, the output end of output duct connect connection with feed conduit；

The transfer member includes circular rotating plate be coaxially disposed inside lower tank and isodiametric one and swivel plate two, Swivel plate one is located at the top of swivel plate two and the downward indent of swivel plate two arranges that the upper end of feed pipe extends to swivel plate one Upper surface, feed pipe and swivel plate one are rotatablely connected cooperation and feed pipe is for being supported swivel plate one, rotate The rectangular guide plates for connecting the two are provided between plate one and swivel plate two, the length direction of directing plate is parallel to swivel plate One radial direction, width direction arrange vertically, directing plate along its length one end extend to flushed with the periphery of swivel plate one, The other end is extended to be flushed with feed pipe periphery, is rotated coaxially and is set between the swivel plate one and the closed end of feed pipe It is equipped with the auger to match with feed pipe caliber；

Auger upper end is provided with for the rotary power of auger to be transferred between output end and the output end and swivel plate two The step-up drive component of swivel plate two, the lower end of auger are the lower section that driving end and the end extend to feed pipe closed end, institute The transfer member stated further includes the feeder motor being fixedly installed on mounting rack, and the output shaft of feeder motor is axial to be arranged vertically, The V belt translation component for connecting the two is provided between feeder motor output shaft and auger, V belt translation component is deceleration transmission；

Transfer member during the work time, starts feeder motor, and the power of feeder motor output shaft is transferred to by V belt translation component On auger and auger is driven to slowly run, auger rotation transports the grain being located inside feed pipe from the bottom to top to rotation Between plate one and swivel plate two, in the process, the output end of auger will drive driving gear one to rotate, and driving gear one is by band Dynamic one speedup of driven gear rotation, driven gear one will drive driving gear two to rotate synchronously, and driving gear two will drive driven The rotation of two speedup of gear, driven gear two will drive swivel plate one to rotate synchronously, and step-up drive component will drive swivel plate one high Speed rotation, swivel plate one and two high-speed rotation of swivel plate make the grain being disposed between that centrifugation operation occur, and in directing plate Guidance under, uniformly trickle down to drying chamber, hot-air suspension drying then carried out to grain by dry component；

S3: dry component blasts hot-air from the bottom to top and the whirlwind shape air-flow that sinks, whirlwind shape hot air flow overcome grain The self gravity of particle moves upwards grain suspension overturning slowly, and in the process, hot-air carries out grain Evenly drying handles and makes the grain after drying as the air-flow of hot-air is delivered in cooling body together；

The drying component includes the air blower connected with lower tank periphery and the lower section, same for being located at swivel plate two at connection Annular pod one that axis fixing sleeve is set to outside mounting cylinder body, is coaxially fixedly installed in leading for end cap upper surface at pod two Flow cone and the annular heating board being coaxially disposed between one inner headed face of pod and the external disc of mounting cylinder, pod one are located at The lower section of pod two and the two is fixedly connected, lower edge and one upper surface of swivel plate of pod two are flush, pod one Including the outer ring plate one being bonded with dry top tank structure fixation, the inner ring plate one being bonded with the fixation of heating board periphery and it is provided with For both connecting rectangular guide plate between outer ring plate one and inner slider, straight guide plate along outer ring plate one radial arrangement and one end with The inner headed face of outer ring plate one is fixedly connected, the other end is fixedly connected with the periphery of inner ring plate, straight guide plate be provided with it is multiple and Along one place circumferencial direction array of outer ring plate arrange, pod two include coaxially be fixed on one upper end of outer ring plate and with its equal diameter The outer ring plate two of arrangement, coaxially be fixed on one upper end of inner ring plate and with its equal diameter arrangement inner ring plate two and be set to outer ring Rectangle slope guide plate between plate two and inner ring plate two and for connecting the two, the length direction of slope guide plate are parallel to outer ring plate two Radial, the one end of slope guide plate along its length is fixedly connected with the inner headed face of outer ring plate two, the outer circle of the other end and inner ring plate two Face is fixedly connected, and the angle between slope guide plate and horizontal plane is greater than 30 ° less than 60 °, it is preferred that between slope guide plate and horizontal plane Angle is 45 °, and slope guide plate is provided with multiple and corresponds with straight guide plate, and the lower end of slope guide plate and the upper end of straight guide plate are fixed Connection, the medium position that the sharp end of deflection cone is arranged straight up and the end extends to upper tank body along short transverse；

The heating board fits with pod one, and pod one is that the good material of heating conduction is made with pod two；

Dry component during the work time, starts air blower, air blower by outside air blast in drying chamber and by down toward Upper flowing will form whirlwind shape heat sky from bottom to top under the drainage of pod one and pod two in drying chamber Gas air-flow, the air-flow will make its suspension rolling and slowly move towards material outlet canal under the gravity for overcoming grain, In the process, hot air flow will carry out drying drying process to grain, and the grain after drying will be with hot empty Gas air-flow is expelled in cooling body by material outlet canal；

S4: hot-air is discharged and cools down to the grain after drying by cooling body, and the grain after cooling is delivered to In discharge mechanism；

(3) cycle stage；

S5: if be reduced to safety value by the moisture content of the grain of primary drying hereinafter, discharge mechanism by its internal grain by Wherein an output end is discharged directly to stack point；If by primary drying grain moisture content be reduced to safety value hereinafter, Its internal grain is expelled to the input terminal of cyclone drying mechanism by discharge mechanism by another output end, makes grain in cyclone drying Circulation is repeatedly dry in mechanism, cooling body and discharge mechanism, until the moisture content of grain is reduced to safety value or less again will Grain is expelled to stacking point by the output end of discharge mechanism；

The discharge mechanism includes the marker tube for tilting down arrangement, return flow line, marker tube and return-flow catheter it is defeated Outlet is located remotely from each other arrangement, input port is arranged in juxtaposition, and marker tube and return-flow catheter constitute the V-type that opening is arranged straight down Structure, states the delivery outlet of conductance pipe and feed conduit connect connection, and the delivery outlet of the marker tube, which is directed toward, stacks point, and discharge is led The input port of pipe and the input port of return-flow catheter are all provided with the rectangular aperture being set to Kai Kou straight up, marker tube and return-flow catheter Input port and cooling duct output end face arrangement and be provided between the two for connect the docking for connecting the two up and down Pipeline, the interior rotation of docking pipeline are provided with the gear blocked for the input port of input port or return-flow catheter to marker tube Plate, and original state lower baffle plate blocks the input port of return-flow catheter, for the ease of the control to baffle, the butt tube The outside in road is provided with control motor two, and the rotation axis of the output shaft and baffle that control motor two is fixedly and coaxially connected, control electricity Machine two is stepper motor and control motor two is controlled by controller；

Discharge mechanism during the work time, will be moved in docking pipeline, baffle straight down by the grain that cooling duct exports Reflux line is blocked, the grain after making drying flows into drainage line and is expelled to stacking by its delivery outlet Point, if user is after testing, the moisture content of grain is not up to safety value hereinafter, at this point, user after primary drying processing Starting control motor two is controlled by controller, the output shaft of control motor two will drive flapper, and baffle is to drainage line Input port is blocked and opens reflux line input port, at this point, the grain after primary drying will be back to charging In pipeline, cyclone drying mechanism, cooling body and reflux line, which cooperate, carries out cyclic drying processing to grain, until grain The moisture content of food is reduced to safety vertical hereinafter, last again beat the input port of the input port closure of reflux line, drainage line It opens, grain up to standard after multiple drying is exported by drainage line to stacking point.

Further optimize or improve as this programme.

The step-up drive component includes the mounting cylinder being coaxially disposed in one upper surface of rotor plate and opening upwards arrangement Body, installation cylinder are fixedly connected with drying chamber, and the opening for installing cylinder is provided with matched end cap, installs the bottom of cylinder Between portion's eccentric position and end cap rotation setting be parallel to screw-conveyer-shaft to speedup axis, the output end activity of the auger wears The coaxial fixing sleeve in inside and the end to installation cylinder is equipped with driving gear one, and coaxial fixing sleeve is equipped with platform on the speedup axis Rank gear, stepped gear wheel include that the diameter of driven gear one arranged up and down, driving gear two and driven gear one is less than actively The diameter of gear two, driven gear one are meshed with driving gear one, also rotate coaxially and are arranged on the output end of the auger Driven gear two, driven gear two is fixedly and coaxially connected with swivel plate one and driving gear two is meshed with driven gear two.

Further optimize or improve as this programme.

The cooling body includes the rectangle cooling duct of vertical arrangement and lower ending opening, the output end water of material outlet canal Plain cloth is set and is connect on connection and the another side of cooling duct with the one side of cooling duct and offered and face at the connection The exhaust outlet of arrangement is provided with sealing plate one that is matched and offering several pores, the cooling duct side on exhaust outlet On be also provided with thermovent, thermovent and exhaust outlet are located at the lower section that ipsilateral and thermovent is located at exhaust outlet, are arranged on thermovent There is sealing plate two that is matched and offering several pores, the cooling body further includes the wind being fixedly installed on mounting rack Fan machine, the air outlet of fan machine connect at connection and the connection with cooling duct and arrange with thermovent face.

The beneficial effect of the present invention compared with prior art is that clever structure, principle are simple, it is convenient to operate with, is convenient for General promotes and applies, is time saving and energy saving, is matched by air blower with heating board from the bottom to top to blasting hot-air in drying chamber, Keep the grain being input in the drying chamber overturning that suspends dry and as the air-flow of hot-air is discharged together, if the moisture content of grain It is higher, being input in drying chamber for the grain circulating repetition after primary drying can repeatedly be dried, until after being completely dried Discharge.

Detailed description of the invention

Fig. 1 is overall structure diagram of the invention.

Fig. 2 is overall structure diagram of the invention.

Fig. 3 is overall structure diagram of the invention.

Fig. 4 is partial structural diagram of the invention.

Fig. 5 is the cooperation figure of feeding mechanism and cyclone drying mechanism.

Fig. 6 is the structural schematic diagram of feeding mechanism.

Fig. 7 is the structural schematic diagram of cyclone drying mechanism.

Fig. 8 is the schematic diagram of internal structure of cyclone drying mechanism.

Fig. 9 is the schematic diagram of internal structure of cyclone drying mechanism.

Figure 10 is the schematic diagram of internal structure of cyclone drying mechanism.

Figure 11 is the schematic diagram of internal structure of cyclone drying mechanism.

Figure 12 is the partial structural diagram of cyclone drying mechanism.

Figure 13 is the partial structural diagram of cyclone drying mechanism.

Figure 14 is the partial structural diagram of cyclone drying mechanism.

Figure 15 is the schematic diagram of internal structure of cyclone drying mechanism.

Figure 16 is the schematic diagram of internal structure of cyclone drying mechanism.

Figure 17 is the schematic diagram of internal structure of cyclone drying mechanism.

Figure 18 is the schematic diagram of internal structure of cyclone drying mechanism.

Figure 19 is the schematic diagram of internal structure of cyclone drying mechanism.

Figure 20 is the schematic diagram of internal structure of cyclone drying mechanism.

Figure 21 is the cooperation figure of cooling body and discharge mechanism, cyclone drying mechanism.

Figure 22 is the cooperation figure of cooling body and discharge mechanism.

Figure 23 is the partial structural diagram of cooling body.

Figure 24 is the schematic diagram of internal structure of discharge mechanism.

Figure 25 is the cooperation figure of discharge mechanism and cyclone drying mechanism.

Specific embodiment

A kind of internally circulating cyclone formula grain drying method, step are:

(1) charging stage；

S1: grain to be dried is poured onto inside it by the input terminal of feeding mechanism 200, feeding mechanism 200 is by its output end Grain is delivered in cyclone drying mechanism 300；

The feeding mechanism 200 includes both ends open and the loading hopper 201 arranged vertically, the big opening of loading hopper 201 Positioned at the surface of small opening, the lower section of loading hopper 201 is provided with the output duct 203 with its small opening consistency from top to bottom, defeated Conduit 203 is in tilted layout out and input terminal is located at the top of output end, the output end and cyclone drying mechanism of output duct 203 300 input terminal, which connects, to be connected, and is provided between the input terminal of output duct 203 and the small opening of loading hopper 201 for connecting Connect the vertical connecting conduit 203 of the two；

During the work time, grain to be dried is poured onto loading hopper 201 feeding mechanism 200 by user, if desired will be into Grain in funnel 201 is delivered to the input terminal of cyclone drying mechanism 300, and rotating valve 204 makes to connect inside connecting conduit 203 Logical, at this point, loading hopper 201 and output duct 202 are connected, grain is opened under self gravitation effect by the small of loading hopper 201 It mouthful moves straight down, and flows into output duct 202 by connecting conduit 203, output duct 202 is by its internal grain It is directed into the input terminal of cyclone drying mechanism 300, then grain is dried by cyclone drying mechanism 300；

(2) drying stage；

S2: grain is delivered up from the bottom to top and is centrifuged by cyclone drying mechanism 300 uniformly to be trickled down in drying chamber 310；

The cyclone drying mechanism 300 include be set to 201 side of loading hopper and arrange vertically close drying tank 310, For grain is uniformly trickled down in drying chamber 310 transfer member 320, be used for trickle down to the grain in drying chamber 310 into The dry drying component 330 of row hot-air suspension, the drying chamber 310, which is connect by upper tank body 311 with lower tank 312, to be formed, The top of upper tank body 311 is provided with the material outlet canal 313 connected with it, the input terminal of material outlet canal 313 and the top of upper tank body 311 Portion connects, output end and cooling body 400 are connected, and the bottom of lower tank 312 is coaxially arranged with the vertical feeding connected with it and leads Pipe 314,314 upper end opening of feed conduit and the end extend to the inside of lower tank 312, lower end closed, output duct 202 it is defeated Outlet connect connection with feed conduit 314；

The transfer member 320 include be coaxially disposed in lower tank 311 inside and isodiametric circular rotating plate 1 and Swivel plate 2 322, swivel plate 1 is located at the top of swivel plate 2 322 and the downward indent of swivel plate 2 322 is arranged, feed pipe The upper end in road 314 extends to the upper surface of swivel plate 1, feed pipe 314 and the rotation connection of swivel plate 1 cooperation and into Pipe material 314 is provided between swivel plate 1 and swivel plate 2 322 for connecting for being supported to swivel plate 1 The rectangular guide plates 323 of the two, the length direction of directing plate 323 are parallel to the vertical cloth of the radial direction of swivel plate 1, width direction Set, directing plate 323 along its length one end extend to flushed with the periphery of swivel plate 1, the other end extend into 314 periphery of pipe material flushes, rotated coaxially between the swivel plate 1 and the closed end of feed pipe 314 be provided with The auger 324 that 314 caliber of feed pipe matches；

324 upper end of auger is provided with for moving the rotation of auger 324 between output end and the output end and swivel plate 2 322 Power is transferred to the step-up drive component of swivel plate 2 322, and the lower end of auger 324 is driving end and the end extends to feed pipe The lower section of 314 closed ends, the transfer member 320 further includes the feeder motor 325 being fixedly installed on mounting rack 100, defeated The axial vertical arrangement of the output shaft of power transmission machine 325, is provided with for connecting two between 325 output shaft of feeder motor and auger 324 The V belt translation component 326 of person, V belt translation component 326 are deceleration transmission；

Transfer member 320 during the work time, starts feeder motor 325, and V belt translation component 326 is by 325 output shaft of feeder motor Power be transferred on auger 324 and auger 324 driven to slowly run, auger 324 rotation will be located at feed pipe 314 inside Grain transported from the bottom to top between swivel plate 1 and swivel plate 2 322, in the process, the output end of auger 324 will One 328a of driving gear rotation is driven, one 328a of driving gear will drive one 328b speedup of driven gear to rotate, driven gear one 328b will drive two 329a of driving gear to rotate synchronously, and two 329a of driving gear will drive two 329b speedup of driven gear to rotate, Two 329b of driven gear will drive swivel plate 1 to rotate synchronously, and step-up drive component will drive one 321 high speed of swivel plate to turn Dynamic, swivel plate 1 and 2 322 high-speed rotation of swivel plate make the grain being disposed between that centrifugation operation occur, and are guiding It under the guidance of plate 333, uniformly trickles down to drying chamber 310, it is dry then to carry out hot-air suspension to grain by dry component 330 It is dry；

S3: dry component 330 blasts hot-air from the bottom to top and the whirlwind shape air-flow that sinks, whirlwind shape hot air flow overcome grain Food particle self gravity make grain suspend overturning slowly move upwards, in the process, hot-air to grain into Row evenly drying handles and makes the grain after drying as the air-flow of hot-air is delivered to together in cooling body 400；

The drying component 330 includes being located at swivel plate two at the air blower 331 connected with 310 periphery of lower tank and connection 322 lower section, coaxial fixing sleeve are set to annular pod 1 outside installation cylinder 327a, pod 2 333, coaxial solid Deflection cone 334 and coaxial arrangement of the Dingan County loaded on the upper surface end cap 327b are in one 332 inner headed face of pod and installation cylinder Annular heating board 335 between 327a periphery, pod 1 is located at the lower section of pod 2 333 and the two is fixedly connected, The lower edge of pod 2 333 is flush with one 321 upper surface of swivel plate, and pod 1 includes solid with 310 inner wall of drying chamber Surely one 332a of outer ring plate that is bonded, with fixed one 332b of inner ring plate being bonded of 335 periphery of heating board and be provided with outer ring plate For connecting the two diameter of rectangular guide plate 332c, straight guide plate 332c along one 332a of outer ring plate between one 332a and inner slider 332b To arrangement and one end be fixedly connected with the inner headed face of one 332a of outer ring plate, the fixed company of the periphery of the other end and inner ring plate 332b It connects, straight guide plate 332c is provided with multiple and arranges that pod 2 332 includes along circumferencial direction array where one 332a of outer ring plate Coaxially be fixed on one upper end 332a of outer ring plate and with two 333a of outer ring plate of its equal diameter arrangement, coaxial be fixed on inner ring plate one The upper end 332b and with two 333b of inner ring plate of its equal diameter arrangement and be set to two 333a of outer ring plate and two 333b of inner ring plate it Between and the rectangle slope guide plate 333c for connect the two, the length direction of slope guide plate 333c is parallel to the diameter of two 333a of outer ring plate It is fixedly connected to, the one end of slope guide plate 333c along its length with the inner headed face of two 333a of outer ring plate, the other end and inner ring plate two The periphery of 333b is fixedly connected, and the angle between slope guide plate 333c and horizontal plane is greater than 30 ° less than 60 °, it is preferred that slope guide plate Angle between 333c and horizontal plane is 45 °, and slope guide plate 333c is provided with multiple and corresponds with straight guide plate 332c, is tiltedly led The lower end of plate 333c is fixedly connected with the upper end of straight guide plate 332c, and the sharp end of deflection cone 334 is arranged straight up and the end is prolonged Upper tank body 311 is extended to along the medium position of short transverse；

The heating board 335 fits with pod 1, and pod 1 is that heating conduction is good with pod 2 333 Material be made；

Dry component 310 during the work time, starts air blower 331, and air blower 331 blasts outside air to drying chamber 310 It is interior and flow from the bottom to top, under the drainage of pod 1 and pod 2 333, it will be formed in drying chamber 310 Whirlwind shape hot air flow from bottom to top, the air-flow will make its suspension roll and delay under the gravity for overcoming grain Slowly it is moved towards material outlet canal 313, in the process, hot air flow will carry out drying drying process to grain, dry Grain afterwards will be expelled in cooling body 400 as hot air flow passes through material outlet canal 313；

S4: hot-air is discharged and cools down to the grain after drying by cooling body 400, the grain conveying after cooling To discharge mechanism 500；

The cooling body 400 includes the rectangle cooling duct 401 of vertical arrangement and lower ending opening, material outlet canal 313 it is defeated Outlet it is horizontally disposed and connect with the one side of cooling duct 401 connection and the another side of cooling duct 401 on offer with The exhaust outlet 402 that face is arranged at the connection is provided with sealing plate one that is matched and offering several pores on exhaust outlet 402 403, thermovent 404 is also provided on 401 side of cooling duct, thermovent 404 and exhaust outlet 402 are located at ipsilateral and radiate Mouth 404 is located at the lower section of exhaust outlet 402, is provided with sealing plate two that is matched and offering several pores on thermovent 404 405, the cooling body 400 further includes the fan machine 406 being fixedly installed on mounting rack 100, the air outlet of fan machine 406 It connect with cooling duct 401 at connection and the connection and is arranged with 404 face of thermovent；

Cooling body 400 during the work time, it is dry in drying chamber 310 after grain will lead with hot air flow by discharging Pipe 313 is expelled to together in cooling duct 401, and exhaust outlet 402 discharges hot air flow, and the grain after drying will be along Cooling duct 401 moves straight down, and in the process, fan machine 406 carries out radiating treatment and dispersed heat to grain It is discharged by thermovent 404, the grain after cooling will be fallen by the lower port of cooling duct 401 to discharge mechanism 500 It is interior；

(3) cycle stage；

S5: if being reduced to safety value by the moisture content of the grain of primary drying hereinafter, discharge mechanism 500 is by its internal grain It is discharged directly to stack point by a wherein output end；If by primary drying grain moisture content be reduced to safety value with Under, its internal grain is expelled to the input terminal of cyclone drying mechanism 300 by discharge mechanism 500 by another output end, makes grain Repeatedly drying is recycled in cyclone drying mechanism 300, cooling body 400 and discharge mechanism 500, until the moisture content of grain drops Grain is expelled to stacking point by the output end of discharge mechanism 500 again below down to safety value；

The discharge mechanism 500 includes tilting down marker tube 510, the return flow line 520 of arrangement, marker tube 510 with The delivery outlet of return-flow catheter 520 is located remotely from each other arrangement, input port is arranged in juxtaposition, and marker tube 510 is constituted with return-flow catheter 520 Be open the V-structure arranged straight down, states the delivery outlet of conductance pipe 520 and feed conduit 314 connect connection, the discharge is led The delivery outlet of pipe 510, which is directed toward, stacks point, and the input port of marker tube 510 and the input port of return-flow catheter 520, which are all provided with, is set to opening Rectangular aperture straight up, the input port of marker tube 510 and return-flow catheter 520 and 401 output end of cooling duct are up and down just To arranging and being provided between the two for connecting the docking pipeline 531 for connecting the two, rotates and be provided in docking pipeline 532 The baffle 532 that input port for input port or return-flow catheter 520 to marker tube 510 is blocked, and under original state Baffle 532 blocks the input port of return-flow catheter 520, for the ease of the control to baffle 532, the docking pipeline 531 Outside be provided with control motor 2 533, the rotation axis of output shaft and baffle 532 for controlling motor 2 533 is fixedly and coaxially connected, Control motor 2 533 is stepper motor and control motor 2 533 is controlled by controller；

During the work time, the grain exported by cooling duct 401 will move to docking pipeline to discharge mechanism 500 straight down In 531, baffle 532 blocks reflux line 520, and the grain after making drying flows into drainage line 510 and passes through Its delivery outlet is expelled to stacking point, if user is after testing, the moisture content of grain is not up to pacified after primary drying processing Hereinafter, at this point, user controls starting control motor 2 533 by controller, the output shaft for controlling motor 2 533 will drive to be kept off total head Plate 532 rotates, and baffle 532 blocks the input port of drainage line 510 and opens 520 input port of reflux line, this When, the grain after primary drying will be back in feed pipe 314, cyclone drying mechanism 300, cooling body 400 and Reflux line 520, which cooperates, carries out cyclic drying processing to grain, until the moisture content of grain be reduced to safety vertical hereinafter, Finally the input port of reflux line 520 is blocked again, the input port of drainage line 520 opening, by grain up to standard after multiple drying Cuisine canon crosses the output of drainage line 510 to stacking point.

A kind of internally circulating cyclone formula small grain drying equipment comprising land mounting rack 100, fixed on mounting rack 100 Feeding mechanism 200, cyclone drying mechanism 300, cooling body 400 and discharge mechanism 500, cyclone drying mechanism are installed 300 input terminal connect connection, the output end of cyclone drying mechanism 300 and cooling body 400 with the output end of feeding mechanism 200 Input terminal connect and connect, the output end of cooling body 400 connect connection, discharge mechanism 500 with the input terminal of discharge mechanism 500 There are two output end and wherein an output end handles closed state for setting, and the wherein output end of discharge mechanism 500 is directed toward grain Stacking point, another output end connect connection with the input terminal of cyclone drying mechanism 300, feeding mechanism 200 is for will be to be dried Grain be delivered in cyclone drying mechanism 300, cyclone drying mechanism 300 blasts hot-air for in being delivered to from the bottom to top The grain in portion, which suspend, to be overturn dry and grain is discharged with hot air flow, and cooling body 400 is used for at drying Grain after reason cools down, and discharge mechanism 500 is used to for the grain after drying being expelled to stacking point/be used for will be by one Grain after secondary drying, which is delivered to again in cyclone drying mechanism 300, carries out cyclic drying.

User is poured onto inside it by the input terminal of feeding mechanism 200 in use, by grain to be dried, charging Grain is delivered in cyclone drying mechanism 300 by mechanism 200 by its output end, cyclone drying mechanism 300 by grain from the bottom to top It is delivered up and is centrifuged and uniformly trickle down, at the same time, cyclone drying mechanism 300 blasts hot-air from the bottom to top and overcomes grain Food particle self gravity make grain suspend overturning slowly move upwards, in the process, hot-air to grain into Row evenly drying handles and makes the grain after drying as the air-flow of hot-air is delivered to together in cooling body 400, cooling Hot-air is discharged and cools down to the grain after drying by mechanism 400, and the grain after cooling is delivered to discharge mechanism In 500, if being reduced to safety value by the moisture content of the grain of primary drying hereinafter, discharge mechanism 500 is by its internal grain It is discharged directly to stack point by a wherein output end；If by primary drying grain moisture content be reduced to safety value with Under, its internal grain is expelled to the input terminal of cyclone drying mechanism 300 by discharge mechanism 500 by another output end, makes grain Repeatedly drying is recycled in cyclone drying mechanism 300, cooling body 400 and discharge mechanism 500, until the moisture content of grain drops Grain is expelled to stacking point by the output end of discharge mechanism 500 again below down to safety value.

The feeding mechanism 200 includes both ends open and the loading hopper 201 arranged vertically, loading hopper 201 it is big Opening is located at the surface of small opening, and the lower section of loading hopper 201 is provided with the output duct with its small opening consistency from top to bottom 203, output duct 203 is in tilted layout and input terminal is located at the top of output end, and the output end and whirlwind of output duct 203 are done The input terminal of dry mechanism 300, which connects, to be connected, and is provided between the input terminal of output duct 203 and the small opening of loading hopper 201 For connecting the vertical connecting conduit 203 both connected, it is expelled to downwards to control loading hopper 201 for its internal grain defeated The process of conduit 202 out is provided with the valve 204 of rotation control and valve 204 in the connecting conduit 203 for controlling connection The on-off of conduit 203, original state connecting conduit 203 disconnects, for the ease of the control to valve 204, the control of the valve 204 End processed is connected with control motor 1, and control motor 1 is stepper motor and is connected with controller.

During the work time, grain to be dried is poured onto loading hopper 201 feeding mechanism 200 by user, if desired Grain in loading hopper 201 is delivered to the input terminal of cyclone drying mechanism 300, user is by controller control drive control electricity The output end of machine 1, control motor 1 is rotated with the control terminal of movable valve 204, and valve 204 makes connecting conduit 203 Internal switching, at this point, loading hopper 201 and output duct 202 are connected, grain is under self gravitation effect by loading hopper 201 Small opening move straight down, and flow into output duct 202 by connecting conduit 203, output duct 202 will be inside it Grain be directed into the input terminal of cyclone drying mechanism 300, then grain is dried by cyclone drying mechanism 300.

The cyclone drying mechanism 300 includes the close drying tank for being set to 201 side of loading hopper and arranging vertically 310, for grain is uniformly trickled down in drying chamber 310 transfer member 320, be used for trickling down to the grain in drying chamber 310 Food carries out the dry drying component 330 of hot-air suspension, and the drying chamber 310 is by upper tank body 311 and 312 connection group of lower tank At the top of upper tank body 311 is provided with the material outlet canal 313 connected with it, the input terminal and upper tank body 311 of material outlet canal 313 Top connect, output end and cooling body 400 are connected, the bottom of lower tank 312 be coaxially arranged with its connect it is vertical into Expect conduit 314,314 upper end opening of the feed conduit and end extends to the inside of lower tank 312, lower end closed, output duct 202 Output end connect connection with feed conduit 314.

In order to uniformly trickle down the grain in feed conduit 314 to drying chamber 310 from the bottom to top, described is defeated Sending component 320 includes being coaxially disposed inside lower tank 311 and isodiametric circular rotating plate 1 and swivel plate 2 322, Swivel plate 1 is located at the top of swivel plate 2 322 and the downward indent of swivel plate 2 322 arranges that the upper end of feed pipe 314 is prolonged The upper surface of swivel plate 1 is extended to, feed pipe 314 is rotatablely connected cooperation with swivel plate 1 and feed pipe 314 is used for Swivel plate 1 is supported, the rectangle for connecting the two is provided between swivel plate 1 and swivel plate 2 322 and is drawn Guide plate 323, the length direction of directing plate 323 is parallel to the radial direction of swivel plate 1, width direction is arranged vertically, directing plate 323 Along its length one end extend to flushed with the periphery of swivel plate 1, the other end extends to and 314 outer circle of feed pipe Face flushes, and rotates coaxially to be provided between the swivel plate 1 and the closed end of feed pipe 314 and manage with feed pipe 314 Grain inside feed pipe 314 is delivered to swivel plate 1 and swivel plate by auger 324 by the auger 324 that diameter matches Between 2 322, makes grain that centrifugal movement occur by rotation 1 and the rotation of swivel plate 2 322 and uniformly trickle down to drying In tank 310.

Specifically, 324 upper end of auger is output end and should in order to drive 2 322 rotation of auger 324 and rotation simultaneously The speedup for the rotary power of auger 324 to be transferred to swivel plate 2 322 is provided between output end and swivel plate 2 322 to pass Dynamic component, the lower end of auger 324 is the lower section that driving end and the end extend to 314 closed end of feed pipe, in order to realize Driving to auger 324, the transfer member 320 further includes the feeder motor 325 being fixedly installed on mounting rack 100, defeated The axial vertical arrangement of the output shaft of power transmission machine 325, is provided with for connecting two between 325 output shaft of feeder motor and auger 324 The V belt translation component 326 of person, V belt translation component 326 are deceleration transmission, and V belt translation component 326 includes that coaxial fixing sleeve is set to output The driven pulley and be set to master that driving pulley, coaxial fixing sleeve on 325 output shaft of motor are set on the driving of auger 324 end For connecting the belt of the two between movable belt pulley and driven pulley, drives auger 324 to rotate by feeder motor 325, pass through increasing Fast transmission component drives swivel plate 2 322 to rotate, and the purpose of step-up drive component is, increases the revolving speed of swivel plate 2 322, really Centrifugal movement can be occurred by protecting grain.

More specifically, the step-up drive component include coaxial arrangement in one 321 upper surface of rotor plate and be open to The installation cylinder 327a of upper arrangement, installation cylinder 327a are fixedly connected with drying chamber 310, the opening setting of installation cylinder 327a There is matched end cap 327b, rotation setting between the bottom eccentric position and end cap 327b of cylinder 327a is installed and is parallel to The axial speedup axis 327c of auger 324, the output end activity of the auger 324 wear to the inside of installation cylinder 327a and are somebody's turn to do Coaxial fixing sleeve is held to be equipped with one 328a of driving gear, coaxial fixing sleeve is equipped with stepped gear wheel, step tooth on the speedup axis 327c Wheel is less than driving tooth including the diameter of one 328b of driven gear arranged up and down, two 329a of driving gear and one 328b of driven gear The diameter of two 329a is taken turns, one 328b of driven gear is meshed with one 328a of driving gear, also same on the output end of the auger 324 Axis turning set is equipped with two 329b of driven gear, and two 329b of driven gear and swivel plate 1 are fixedly and coaxially connected and driving gear Two 329a are meshed with two 329b of driven gear.

Transfer member 320 during the work time, starts feeder motor 325, and V belt translation component 326 is defeated by feeder motor 325 The power of shaft is transferred on auger 324 and auger 324 is driven to slowly run, and the rotation of auger 324 will be located at feed pipe 314 Internal grain is transported from the bottom to top between swivel plate 1 and swivel plate 2 322, in the process, the output of auger 324 End will drive one 328a of driving gear rotation, and one 328a of driving gear will drive one 328b speedup of driven gear to rotate, driven tooth Taking turns a 328b will drive two 329a of driving gear to rotate synchronously, and two 329a of driving gear will drive two 329b speedup of driven gear to turn Dynamic, two 329b of driven gear will drive swivel plate 1 to rotate synchronously, and step-up drive component will drive one 321 high speed of swivel plate Rotation, swivel plate 1 and 2 322 high-speed rotation of swivel plate make the grain being disposed between that centrifugation operation occur, and are drawing It under the guidance of guide plate 333, uniformly trickles down to drying chamber 310, hot-air suspension then is carried out to grain by dry component 330 It is dry.

The drying component 330 includes being located at rotation at the air blower 331 connected with 310 periphery of lower tank and connection The lower section of plate 2 322, coaxial fixing sleeve are set to annular pod 1 outside installation cylinder 327a, pod 2 333, same Axis is fixedly installed in the deflection cone 334 of the upper surface end cap 327b and is coaxially disposed in one 332 inner headed face of pod and mounting cylinder Annular heating board 335 between body 327a periphery, pod 1 are located at the lower section of pod 2 333 and the fixed company of the two Connect, lower edge and one 321 upper surface of swivel plate of pod 2 333 are flush, pod 1 include in drying chamber 310 One 332a of outer ring plate of the fixed fitting of wall, one 332b of inner ring plate being bonded is fixed with 335 periphery of heating board and is provided with outer For connecting the two rectangular guide plate 332c between ring flat-plate one 332a and inner slider 332b, straight guide plate 332c is along one 332a of outer ring plate Radial arrangement and one end is fixedly connected with the inner headed face of one 332a of outer ring plate, the periphery of the other end and inner ring plate 332b are fixed Connection, straight guide plate 332c are provided with multiple and arrange that pod 2 332 wraps along circumferencial direction array where one 332a of outer ring plate Include coaxially be fixed on one upper end 332a of outer ring plate and with two 333a of outer ring plate of its equal diameter arrangement, coaxial be fixed on inner ring plate one The upper end 332b and with two 333b of inner ring plate of its equal diameter arrangement and be set to two 333a of outer ring plate and two 333b of inner ring plate it Between and the rectangle slope guide plate 333c for connect the two, the length direction of slope guide plate 333c is parallel to the diameter of two 333a of outer ring plate It is fixedly connected to, the one end of slope guide plate 333c along its length with the inner headed face of two 333a of outer ring plate, the other end and inner ring plate two The periphery of 333b is fixedly connected, and the angle between slope guide plate 333c and horizontal plane is greater than 30 ° less than 60 °, it is preferred that slope guide plate Angle between 333c and horizontal plane is 45 °, and slope guide plate 333c is provided with multiple and corresponds with straight guide plate 332c, is tiltedly led The lower end of plate 333c is fixedly connected with the upper end of straight guide plate 332c, and the sharp end of deflection cone 334 is arranged straight up and the end is prolonged Upper tank body 311 is extended to along the medium position of short transverse.

Specifically, the heating board 335 fits with pod 1, pod 1 is with pod 2 333 The good material of heating conduction is made, and is matched by pod 1 with pod 2 333, make from 310 bottom of drying chamber to On the air that blasts form whirlwind shape air-flow, meanwhile, the air and pod 1 and pod 2 333 blasted carries out hot friendship It changes to form hot-air, drying drying process is carried out to grain by hot air flow.

Dry component 310 during the work time, starts air blower 331, and air blower 331 blasts outside air to drying chamber It flows in 310 and from the bottom to top, it, will in drying chamber 310 under the drainage of pod 1 and pod 2 333 Whirlwind shape hot air flow from bottom to top is formed, which will make it suspend rolling simultaneously under the gravity for overcoming grain And slowly moved towards material outlet canal 313, in the process, hot air flow will carry out drying drying process to grain, Grain after drying will be expelled in cooling body 400 as hot air flow passes through material outlet canal 313.

The cooling body 400 includes the rectangle cooling duct 401 of vertical arrangement and lower ending opening, material outlet canal 313 Output end it is horizontally disposed and connect with the one side of cooling duct 401 connection and the another side of cooling duct 401 on open up There is the exhaust outlet 402 arranged with face at the connection, is provided with envelope that is matched and offering several pores on exhaust outlet 402 Plate 1, is also provided with thermovent 404 on 401 side of cooling duct, thermovent 404 and exhaust outlet 402 be located at it is ipsilateral and Thermovent 404 is located at the lower section of exhaust outlet 402, and sealing plate that is matched and offering several pores is provided on thermovent 404 2 405, the cooling body 400 further includes the fan machine 406 being fixedly installed on mounting rack 100, the outlet air of fan machine 406 Mouth connect at connection and the connection with cooling duct 401 and arranges with 404 face of thermovent.

During the work time, the grain in drying chamber 310 after drying will be as hot air flow be by going out for cooling body 400 Material conduit 313 is expelled to together in cooling duct 401, and exhaust outlet 402 discharges hot air flow, and the grain after drying will It is moved straight down along cooling duct 401, in the process, fan machine 406 carries out radiating treatment and lost to grain Heat is discharged by thermovent 404, and the grain after cooling will be fallen by the lower port of cooling duct 401 to discharge mechanism In 500.

The discharge mechanism 500 includes marker tube 510, the return flow line 520 for tilting down arrangement, marker tube 510 arrangement is located remotely from each other with the delivery outlet of return-flow catheter 520, input port is arranged in juxtaposition, marker tube 510 and return-flow catheter 520 The V-structure that opening is arranged straight down is constituted, the delivery outlet of conductance pipe 520 is stated and feed conduit 314 connect connection, it is described The delivery outlet of marker tube 510, which is directed toward, stacks point, and the input port of marker tube 510 and the input port of return-flow catheter 520 are respectively provided with At the rectangular aperture of opening straight up, the input port and 401 output end of cooling duct of marker tube 510 and return-flow catheter 520 Upper and lower face is arranged and is provided between the two for connecting the docking pipeline 531 for connecting the two, rotation in docking pipeline 532 It is provided with the baffle 532 blocked for the input port of input port or return-flow catheter 520 to marker tube 510, and initial State lower baffle plate 532 blocks the input port of return-flow catheter 520, for the ease of the control to baffle 532, the butt tube The outside in road 531 is provided with control motor 2 533, and the rotation axis for controlling the output shaft and baffle 532 of motor 2 533 is coaxially fixed Connection, control motor 2 533 is stepper motor and control motor 2 533 is controlled by controller.

During the work time, the grain exported by cooling duct 401 will move to butt tube to discharge mechanism 500 straight down In road 531, baffle 532 blocks reflux line 520, and the grain after making drying is flowed into drainage line 510 and passed through It crosses its delivery outlet and is expelled to stacking point, if user is after testing, the moisture content of grain is not up to after primary drying processing Hereinafter, at this point, user controls starting control motor 2 533 by controller, the output shaft for controlling motor 2 533 will drive safety value Baffle 532 rotates, and baffle 532 blocks the input port of drainage line 510 and opens 520 input port of reflux line, At this point, the grain after primary drying will be back in feed pipe 314, cyclone drying mechanism 300, cooling body 400 with And reflux line 520 cooperate to grain carry out cyclic drying processing, until grain moisture content be reduced to safety vertically with Under, finally the input port of reflux line 520 is blocked again, the input port of drainage line 520 opening, it is up to standard after multiple drying Grain is by the output of drainage line 510 to stacking point.