阅读说明：本技术 气吸式巨型智能粮食干燥机 (Air-suction type giant intelligent grain dryer ) 是由 梁凯 梁皓 梁连贵 于 2021-03-18 设计创作，主要内容包括：本发明公开了气吸式巨型智能粮食干燥机,包括烘干机外筒以及设置在烘干机外筒下端的热风炉,所述烘干机外筒由烘干机外筒下壳体与烘干机外筒上壳体构成,且所述烘干机外筒下壳体与烘干机外筒上壳体之间焊接固定。本发明结构设计合理,在风机的作用下,可将粮食进行提升,无需采集搅龙、提升机、无机械损伤实现干燥过程零破损,同时在提升过程中,粮食和热风进行直接且充分的接触,有效的将粮食烘干,其次,热风通过回风筒再次回到烘干机内筒内,提高了热风的利用效果,并通过烘干机外筒储存热风,进一步实现了烘干的目的,其次,适用于现代化规模种植,有利于大型农场与大型加工企业的批量加工处理。(The invention discloses an air-suction type giant intelligent grain dryer which comprises an outer dryer cylinder and a hot blast stove arranged at the lower end of the outer dryer cylinder, wherein the outer dryer cylinder is composed of a lower dryer cylinder shell and an upper dryer cylinder shell, and the lower dryer cylinder shell and the upper dryer cylinder shell are welded and fixed. The drying machine is reasonable in structural design, under the action of the fan, grains can be lifted, zero damage in the drying process is realized without collecting an auger, a lifting machine and mechanical damage, meanwhile, in the lifting process, the grains are directly and fully contacted with hot air, the grains are effectively dried, then, the hot air returns to the inner cylinder of the drying machine through the air return cylinder, the utilization effect of the hot air is improved, the hot air is stored through the outer cylinder of the drying machine, the drying purpose is further realized, and the drying machine is suitable for modern scale planting and beneficial to batch processing of large farms and large processing enterprises.)

1. The air-suction type giant intelligent grain dryer comprises a dryer outer cylinder and a hot blast stove (1) arranged at the lower end of the dryer outer cylinder, and is characterized in that the dryer outer cylinder consists of a dryer outer cylinder lower shell (11) and a dryer outer cylinder upper shell (5), and the dryer outer cylinder lower shell (11) and the dryer outer cylinder upper shell (5) are welded and fixed;

a hot air storage cavity (26) is arranged in the side wall of the outer cylinder of the dryer, and the hot air storage cavity (26) is respectively communicated with the hot air pipe (23) and the hot air cylinder (10);

the output end of the hot blast stove (1) is provided with a hot blast pipe (23), the hot blast pipe (23) is communicated with a lower shell (11) of an outer cylinder of the dryer, the outer side of the lower shell (11) of the outer cylinder of the dryer is provided with a feeding pipe (6), and a stirring mechanism is arranged inside the hot blast pipe (23);

a wind return cylinder (12) and a plurality of hot air cylinders (10) penetrate through the upper side of the dryer outer cylinder upper shell (5), the wind return cylinder (12) and the hot air cylinders (10) are fixedly connected with the dryer outer cylinder upper shell (5), a separation shell (16) is arranged above the dryer outer cylinder upper shell (5), the wind return cylinder (12) and the hot air cylinders (10) are communicated with the separation shell (16), and a separation mechanism is arranged in the separation shell (16);

a plurality of discharge holes (13) are formed in the lower end of the separation shell (16) in the circumferential direction at equal intervals, discharge pipes (25) are fixedly connected to the lower end of the separation shell (16), and the discharge holes (13) are located inside the discharge pipes (25);

and a supporting mechanism for supporting and fixing the outer barrel of the dryer is arranged on the outer side of the outer barrel of the dryer.

2. The air-suction type huge intelligent grain dryer as claimed in claim 1, wherein the stirring mechanism comprises a driving motor (17) fixedly connected to the outside of the hot air pipe (23), an output shaft of the driving motor (17) penetrates through the side wall of the hot air pipe (23) and is fixedly connected with a rotating shaft (18), one end of the rotating shaft (18) far away from the driving motor (17) is fixedly connected with a first bevel gear (19), the inner bottom of the hot air pipe (23) is rotatably connected with a stirring rod, a second bevel gear (20) is sleeved on the outside of the stirring rod, the second bevel gear (20) and the first bevel gear (19) are meshed with each other, two stirring blades (22) symmetrically arranged are fixedly connected to the outside of the stirring rod, and a filtering mechanism is arranged at the lower end of the outer cylinder of the dryer.

3. The air-suction type giant intelligent grain dryer as claimed in claim 2, wherein the filtering mechanism comprises a mounting frame (9) fixedly connected to the inner side of the lower end of the dryer outer cylinder lower shell (11), a plurality of reinforcing plates (7) are arranged on the inner side of the mounting frame (9) in the circumferential direction at equal intervals, a filter screen (21) is embedded between every two adjacent reinforcing plates (7), a mounting plate (8) is fixedly connected to one side of each reinforcing plate (7) far away from the mounting frame (9), a through hole for a stirring rod to pass through is arranged on the mounting plate (8) in a penetrating manner, and the stirring rod is rotatably connected with the through hole.

4. The air-suction type giant intelligent grain dryer as claimed in claim 1, wherein the dryer outer drum lower shell (11) and the dryer outer drum upper shell (5) are made of stainless steel.

5. The air-suction type giant intelligent grain dryer as claimed in claim 1, wherein the supporting mechanism comprises a plurality of columns (2) which are circumferentially arranged at equal intervals outside the outer drum of the dryer, the plurality of columns (2) are fixedly connected with a plurality of mounting rings (4) together, the plurality of mounting rings (4) are vertically arranged at equal intervals, a supporting rod (3) is arranged between each column (2) and the outer drum of the dryer, and the supporting rods (3) are obliquely arranged.

6. The air-suction type giant intelligent grain dryer according to claim 1, wherein the separating mechanism comprises a separating chamber (14) arranged at the inner top of the separating shell (16), a fan (15) is fixedly connected to the inner top of the separating shell (16), the output end of the fan (15) is communicated with the separating chamber (14), the upper end of the air return duct (12) extends into the separating shell (16) and is communicated with the separating chamber (14), and an impurity outlet duct (24) communicated with the separating chamber (14) is arranged at the outer side of the separating shell (16).

7. The air-suction type giant intelligent grain dryer according to claim 5, wherein the plurality of support rods (3) are fixedly connected with a lower dryer outer cylinder shell (11), and the upper dryer outer cylinder shell (5) is totally enclosed.

8. The air-suction type giant intelligent grain dryer according to claim 1, wherein a plurality of triangular flow plates (27) are staggered up and down inside the air return cylinder (12), and each adjacent upper and lower two layers of the triangular flow plates (27) form a group.

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to an air-suction type giant intelligent grain dryer.

Background

At present, after grain is harvested, the moisture of the grain needs to be timely reduced, and the phenomena of mildew, germination and deterioration in the links of storage, transportation, processing and the like caused by excessive moisture are avoided, so that the grain drying becomes an important link after the grain is delivered, and the grain drying is an extremely important condition for the safe storage of the grain. The manual airing is adopted in the mountain areas, so that a large area is needed, the grain is laid on the airing area and is stored after being well aired, time and labor are wasted, the labor intensity is high, the working efficiency is low, the grain drying is adopted in the areas with good development for drying, the grains are cleaned and conveyed to a grain storage section of a dryer by a lifter, the grain loading is automatically controlled by a material level device, the grain runs in the dryer in a cross flow mode with the hot air (cold air) flowing direction, the whole processes of preheating, drying, reversing, drying and cooling are realized, and finally the grains are discharged through a discharge section through a rubber belt conveyor.

However, in the process of grain drying operation, the grain is lifted mainly by the auger or the lifter, and because the grain can rub against the inner wall of the auger in the repeated lifting cycle process, the damage of the grain is easily caused, the integrity rate of the grain is influenced, the condition of the grain is reduced, the direct loss is caused by the lifting value, and moreover, the traditional grain dryer has the auxiliary mediator for heat conduction, the increase of the production cost is caused, the drying cost is increased due to the increase of the medium, and the long-term and mass production of a user is not facilitated.

Secondly, most of the traditional grain drying adopts small and medium-sized dryers for drying operation, but the small and medium-sized dryers are low in yield, are not suitable for modern scale planting, and are not beneficial to batch processing of large farms and large processing enterprises.

Therefore, an air-suction type huge intelligent grain dryer is provided to solve the problems.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides an air-suction type huge intelligent grain dryer which can lift grains under the action of a fan, is free from collecting an auger, a lifter and mechanical damage to realize zero damage in the drying process, simultaneously, the grains are directly and fully contacted with hot air in the lifting process to effectively dry the grains, and then the hot air returns to an inner cylinder of the dryer through an air return cylinder, so that the utilization effect of the hot air is improved, and the hot air is stored through an outer cylinder of the dryer to further realize the drying purpose.

In order to achieve the purpose, the invention adopts the following technical scheme:

the air-suction type giant intelligent grain dryer comprises a dryer outer cylinder and a hot blast stove arranged at the lower end of the dryer outer cylinder, wherein the dryer outer cylinder is composed of a dryer outer cylinder lower shell and a dryer outer cylinder upper shell, and the dryer outer cylinder lower shell and the dryer outer cylinder upper shell are welded and fixed;

a hot air storage cavity is arranged in the side wall of the outer cylinder of the dryer and is respectively communicated with the hot air pipe and the hot air cylinder;

the output end of the hot blast stove is provided with a hot blast pipe, the hot blast pipe is communicated with the lower shell of the outer cylinder of the dryer, the outer side of the lower shell of the outer cylinder of the dryer is provided with a feeding pipe, and a stirring mechanism is arranged inside the hot blast pipe;

the upper side of the upper shell of the outer cylinder of the dryer is provided with a wind returning cylinder and a plurality of hot air cylinders in a penetrating way, the wind returning cylinder and the hot air cylinders are fixedly connected with the upper shell of the outer cylinder of the dryer, a separation shell is arranged above the upper shell of the outer cylinder of the dryer, the wind returning cylinder and the hot air cylinders are communicated with the separation shell, and a separation mechanism is arranged in the separation shell;

a plurality of discharge ports are formed in the lower end of the separation shell in the circumferential direction at equal intervals, discharge pipes are fixedly connected to the lower end of the separation shell, and the discharge ports are located inside the discharge pipes;

and a supporting mechanism for supporting and fixing the outer barrel of the dryer is arranged on the outer side of the outer barrel of the dryer.

Preferably, the stirring mechanism includes a driving motor fixedly connected to the outside of the hot-blast pipe, an output shaft of the driving motor runs through the side wall of the hot-blast pipe and a rotating shaft fixedly connected to the side wall, a first bevel gear fixedly connected to one end of the rotating shaft away from the driving motor, a stirring rod is rotatably connected to the inner bottom of the hot-blast pipe, a second bevel gear is sleeved on the outer side of the stirring rod, the second bevel gear and the first bevel gear are meshed with each other, two stirring blades symmetrically arranged are fixedly connected to the outer side of the stirring rod, and a filtering mechanism is arranged at the lower end of the outer cylinder of the dryer.

Preferably, filtering mechanism includes the installing frame of fixed connection on casing lower extreme inboard under the drying-machine outer tube, the inboard circumference of installing frame is equidistant to be provided with a plurality of gusset plates, every adjacent two all inlay between the gusset plate and be equipped with the filter screen, and is a plurality of the common fixedly connected with mounting panel in one side that the installing frame was kept away from to the gusset plate, link up on the mounting panel and be provided with the perforating hole that is used for the puddler to pass, the puddler rotates with the perforating hole to be connected.

Preferably, the dryer outer cylinder lower shell and the dryer outer cylinder upper shell are both made of stainless steel.

Preferably, the supporting mechanism includes that the circumference is equidistant to be set up a plurality of stands in the drying-machine urceolus outside, and is a plurality of the common a plurality of collars of fixedly connected with of stand, it is a plurality of the collar is vertical equidistant setting, every all be provided with the bracing piece between stand and the drying-machine urceolus, the bracing piece is the slope setting.

Preferably, the separation mechanism comprises a separation chamber arranged at the inner top of the separation shell, a fan is fixedly connected to the inner top of the separation shell, the output end of the fan is communicated with the separation chamber, the upper end of the air return cylinder extends to the inside of the separation shell and is communicated with the separation chamber, and an impurity outlet pipe communicated with the separation chamber is arranged on the outer side of the separation shell.

Preferably, the plurality of support rods are fixedly connected with the lower shell of the outer cylinder of the dryer, and the upper shell of the outer cylinder of the dryer is totally enclosed.

Preferably, a plurality of triangular flow plates are staggered up and down on the inner side of the air return duct, and each adjacent upper layer and lower layer of the triangular flow plates form a group.

The invention has the following beneficial effects:

1. through the arrangement of the stirring mechanism, under the action of the driving motor, the materials are stirred through the stirring blades, so that hot air can be fully contacted with grains, and the drying effect is improved;

2. through the arrangement of the filtering mechanism, grains can be prevented from sliding into the hot air pipe by using the filtering net, wherein the mounting plate can rotatably support the stirring rod, so that the rotational stability of the stirring rod is ensured;

3. through separating mechanism's setting, under the effect of fan, can promote grain, need not to gather screw feeder, lifting machine, realize zero damage of drying process without mechanical damage, simultaneously, the friction between grain and the grain in the promotion process falls the coenzyme (harmful substance) on grain surface, makes grain bright-coloured, and secondly, it is said that the realization is hot-blast, impurity, three separation of grain are respectively.

Drawings

FIG. 1 is a schematic structural view of an air-suction type huge intelligent grain dryer according to the present invention;

FIG. 2 is a schematic top view of the separating shell of the air-suction type huge intelligent grain dryer according to the present invention;

FIG. 3 is a schematic top sectional view of the separating housing of the filter screen of the air-suction type huge intelligent grain dryer according to the present invention;

fig. 4 is a schematic top sectional view of a hot air drum of a filter screen of an air-suction type huge intelligent grain dryer according to the present invention.

Fig. 5 is a cross-sectional view of the return duct 12 of fig. 1.

In the figure: 1 hot blast stove, 2 columns, 3 support rods, 4 mounting rings, 5 dryer outer cylinder upper shells, 6 feeding pipes, 7 reinforcing plates, 8 mounting plates, 9 mounting frames, 10 hot blast cylinders, 11 dryer outer cylinder lower shells, 12 air return cylinders, 13 discharge ports, 14 separating chambers, 15 fans, 16 separating shells, 17 driving motors, 18 rotating shafts, 19 first bevel gears, 20 second bevel gears, 21 filter screens, 22 stirring blades, 23 hot blast pipes, 24 impurity discharging pipes, 25 discharging pipes, 26 hot blast storage cavities and 27 triangular flow plates.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-4, the air-suction type huge intelligent grain dryer comprises an outer dryer cylinder and a hot blast stove 1 arranged at the lower end of the outer dryer cylinder, wherein the outer dryer cylinder is composed of a lower dryer cylinder shell 11 and an upper dryer cylinder shell 5, the lower dryer cylinder shell 11 and the upper dryer cylinder shell 5 are fixedly welded, and the lower dryer cylinder shell 11 and the upper dryer cylinder shell 5 are both made of stainless steel materials. The inside hot-blast storage chamber 26 that is provided with of lateral wall of drying-machine urceolus, hot-blast storage chamber 26 is linked together with hot-blast main 23 and hot-blast section of thick bamboo 10 respectively, and the accessible hot-blast storage chamber 26 stores hot-blastly, takes away moisture, further realization the purpose of drying.

The output of hot-blast furnace 1 is provided with hot-blast main 23, hot-blast main 23 is linked together with casing 11 under the dryer outer tube, the outside of casing 11 is provided with inlet pipe 6 under the dryer outer tube, the inside of hot-blast main 23 is provided with rabbling mechanism, rabbling mechanism includes fixed connection driving motor 17 on the hot-blast main 23 outside, driving motor 17's output shaft runs through the lateral wall and the fixedly connected with pivot 18 of hot-blast main 23, the first bevel gear 19 of one end fixedly connected with of driving motor 17 is kept away from to pivot 18, the interior bottom rotation of hot-blast main 23 is connected with the puddler, the outside cover of puddler is equipped with second bevel gear 20, intermeshing between second bevel gear 20 and the first bevel gear 19, the stirring leaf 22 that two symmetri. The mechanism stirs the materials through the stirring blades 22, so that the hot air is fully contacted with the grains, and the drying effect is improved.

The lower extreme of drying-machine urceolus is provided with filtering mechanism, filtering mechanism includes fixed connection at the inboard installing frame 9 of drying-machine urceolus lower extreme, the inboard circumference of installing frame 9 is equidistant to be provided with a plurality of gusset plates 7, it is equipped with filter screen 21 all to inlay between every two adjacent gusset plates 7, the common fixedly connected with mounting panel 8 in one side of installing frame 9 is kept away from to a plurality of gusset plates 7, it is provided with the perforating hole that is used for the puddler to pass to link up on the mounting panel 8, the puddler rotates with the perforating hole to be connected, can consolidate filter screen 21's steadiness through gusset plate 7, can avoid grain landing to the inside of.

A wind returning cylinder 12 and a plurality of hot air cylinders 10 are arranged on the upper side of the dryer outer cylinder upper shell 5 in a penetrating way, the air return cylinder 12 and the hot air cylinders 10 are fixedly connected with the dryer outer cylinder upper shell 5, a plurality of triangular flow plates 27 are arranged on the inner side of the air return cylinder 12 in an up-and-down staggered mode, each adjacent upper and lower layers of triangular flow plates 27 form a group, grains turn over when passing through the triangular flow plates 27, the effect of uniform grain drying is further improved, a separation shell 16 is arranged above the dryer outer cylinder upper shell 5, the air return cylinder 12 and the hot air cylinders 10 are communicated with the separation shell 16, a plurality of discharge ports 13 are circumferentially and equidistantly arranged at the lower end of the separation shell 16, a discharge pipe 25 is fixedly connected to the lower end of the separation shell 16, the discharge ports 13 are all located inside the discharge pipe 25, the air return cylinder 12 is located in the middle positions of the discharge ports 13, and the discharge ports 13 facilitate grain discharge.

The inside of separation casing 16 sets up separating mechanism, and separating mechanism is provided with separating chamber 14 including the interior top of separation casing 16, and the interior top fixedly connected with fan 15 of separation casing 16, the output of fan 15 and separating chamber 14 are linked together, and the upper end of return air duct 12 extends to the inside of separation casing 16 and is linked together with separating chamber 14, and the outside of separation casing 16 is provided with the play miscellaneous pipe 24 that is linked together with separating chamber 14. Under fan 15's effect, can promote grain, need not to gather screw feeder, lifting machine, realize the zero damage of drying process that no mechanical damage realizes, simultaneously, the friction between grain and the grain in the promotion process makes grain bright and bright-coloured, and secondly, it is said that the separation of realization is hot-blast, impurity, grain three.

The outside of drying-machine urceolus is provided with and is used for the outer section of thick bamboo of drying-machine to support fixed supporting mechanism, supporting mechanism includes that the equidistant setting of circumference is in a plurality of stands 2 in the drying-machine urceolus outside, a plurality of collars 4 of the common fixedly connected with of a plurality of stands 2, a plurality of collars 4 are vertical equidistant setting, all be provided with bracing piece 3 between every stand 2 and the drying-machine urceolus, bracing piece 3 is the slope setting, a plurality of bracing pieces 3 all with drying-machine urceolus under 11 fixed connection of casing, casing 5 adopts the totally enclosed type on the drying-machine urceolus, the fixed effect of support has been played, the steadiness of organism has been guaranteed.

When the device works, firstly, hot air generated by the hot blast stove 1 is utilized, a switch of the fan 15 is turned on, the fan 15 can lift the hot air through the hot air cylinder 10, meanwhile, wet grains entering the outer cylinder of the dryer through the feeding pipe 6 can be lifted, then the hot air and the wet grains enter the separation shell 16, the hot air and impurities enter the separation chamber 14 through the fan 15, then the impurities are discharged through the impurity discharging pipe 24 along the tangential direction of the rotation of the hot air, the hot air continuously rotates, and then the impurities are discharged through the air returning cylinder 12, so that the three separation of grain lifting, grain, impurities and hot air is realized, and the three ways are realized;

grain and hot air are in direct and sufficient contact in the ascending process, the grain is dried by the hot air, the grain after primary drying enters the inside of the upper separation shell 16, meanwhile, the hot air can also pass through the hot air storage cavity 26, wet grain in the outer cylinder of the dryer can be further dried, the cooled hot air enters the inside of the outer cylinder of the dryer through the air return cylinder 12, secondary heat exchange can be carried out on the grain in the hot air cylinder 10, and the recycling of the hot air is facilitated;

in the drying process, a switch of the driving motor 17 is turned on, an output shaft of the driving motor 17 rotates to drive the rotating shaft 18 to rotate, the rotating shaft 18 rotates to drive the first bevel gear 19 to rotate, the first bevel gear 19 rotates to drive the second bevel gear 20 to rotate, so that the stirring rod can rotate, materials are stirred through the stirring blade 22, hot air is fully contacted with grains, and the drying effect is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.