阅读说明：本技术 一种受热均匀的螺旋式大米烘干设备 (Spiral rice drying equipment of being heated evenly ) 是由 付学彬 于 2020-06-22 设计创作，主要内容包括：本发明公开了一种受热均匀的螺旋式大米烘干设备,包括烘干筒,烘干筒的内部固定设有螺旋送料组件,螺旋送料组件包括驱动电机,驱动电机固定设置在烘干筒的一端,驱动电机的传动轴穿过烘干筒与送料柱的一端固定连接,送料柱的表面固定设有螺旋送料片,烘干筒顶端的一侧固定设有进料机构,烘干筒的另一端固定设有加热组件,加热组件包括加热筒,本发明的有益效果是：通过设置的温控仪便于控制电加热丝的加热温度,通过循环风机便于使热气进行循环利用,并且通过设置的螺旋送料片不仅对大米进行螺旋送料,而且能够对大米进行搅拌,能够使大米与热气充分接触,使大米均匀受热,提高了烘干效果。(The invention discloses a spiral rice drying device capable of being heated uniformly, which comprises a drying cylinder, wherein a spiral feeding assembly is fixedly arranged inside the drying cylinder, the spiral feeding assembly comprises a driving motor, the driving motor is fixedly arranged at one end of the drying cylinder, a transmission shaft of the driving motor penetrates through the drying cylinder and is fixedly connected with one end of a feeding column, a spiral feeding sheet is fixedly arranged on the surface of the feeding column, a feeding mechanism is fixedly arranged on one side of the top end of the drying cylinder, a heating assembly is fixedly arranged at the other end of the drying cylinder, and the heating assembly comprises a heating cylinder, and the spiral rice drying device has the beneficial effects that: the heating temperature of electric heating wire is convenient for control through the temperature controller that sets up, is convenient for make steam carry out cyclic utilization through circulating fan to not only carry out the spiral pay-off to the rice through the spiral material feeding piece that sets up, can stir the rice in addition, can make rice and steam fully contact, make rice thermally equivalent, improved the stoving effect.)

1. The utility model provides a spiral rice drying equipment who is heated evenly, includes a stoving section of thick bamboo (1), its characterized in that, the fixed spiral pay-off subassembly (4) that is equipped with in inside of a stoving section of thick bamboo (1), spiral pay-off subassembly (4) includes driving motor (41), the fixed one end that sets up at a stoving section of thick bamboo (1) of driving motor (41), the transmission shaft of driving motor (41) passes the one end fixed connection of a stoving section of thick bamboo (1) and pay-off post (42), the fixed surface of pay-off post (42) is equipped with spiral and send material piece (43), one side on a stoving section of thick bamboo (1) top is fixed and is equipped with feed mechanism (3), the other end of a stoving section of thick bamboo (1) is fixed and is equipped with heating element (6), heating element (6) include cartridge (61), the fixed a plurality of electric heating wire (62) that are equipped with in inside of cartridge (61), the fixed insulating tube (63), the top of heating cylinder (61) is fixed and is equipped with circulating fan (64), the air intake of circulating fan (64) is linked together through inside of exhaust column (66) and drying cylinder (1), the air outlet of circulating fan (64) is linked together through the inside of going out tuber pipe (65) and heating cylinder (61), the air outlet of heating cylinder (61) is linked together through the bottom of circulating pipe (67) with drying cylinder (1), the fixed supporting seat (2) that are equipped with two symmetries in middle part of drying cylinder (1).

2. The spiral rice drying equipment with uniform heating according to claim 1, wherein: the feeding mechanism (3) comprises a feeding hopper (32), a filter screen assembly (31) is arranged inside the feeding hopper (32), the filter screen assembly (31) is installed inside the feeding hopper (32), and a screening assembly (34) is arranged inside the feeding hopper (32); screen assembly (34) are established the below of filter screen assembly (31), the internally mounted of feeder hopper (32) has ejector pin (33), the bottom of ejector pin (33) is installed and is fixed cam (35) on the surface of pay-off stake (42).

3. The spiral rice drying equipment with uniform heating according to claim 2, wherein: filter screen subassembly (31) is including the card guide plate (316) on feeder hopper (32) inner wall, the inside of guide plate (316) is provided with changes round pin (317), it is connected with first commentaries on classics net (311) and second commentaries on classics net (312) to change round pin (317) to rotate, first commentaries on classics net (311) and second change net (312) are semicircular structure, the straight flange of first commentaries on classics net (311), second commentaries on classics net (312) all is fixed with first adapter sleeve (313), second adapter sleeve (314), first adapter sleeve (313), second adapter sleeve (314) rotate and connect on stabilizer bar (315), the both ends of stabilizer bar (315) are fixed on the inner wall of feeder hopper (32), the middle part quilt of stabilizer bar (315) ejector pin (33) run through.

4. The spiral rice drying equipment with uniform heating according to claim 2, wherein: the screening assembly (34) comprises a stabilizing plate (342) installed inside a feed hopper (32), a sliding groove (346) is arranged inside the stabilizing plate (342), a sliding block (345) is arranged inside the sliding groove (346), a spring (344) is installed inside the sliding groove (346), the top of the spring (344) is fixed to the stabilizing plate (342), the bottom of the spring (344) is fixed to the top of the sliding block (345), a screen (341) is fixed to the end portion of the sliding block (345), the middle of the screen (341) is penetrated through by an ejector rod (33), an ejector block (343) abutted against the screen (341) is arranged at the bottom of the screen (341), and the ejector block (343) is fixed to the ejector rod (33).

5. The spiral rice drying equipment with uniform heating according to claim 1, wherein: the bottom of the ejector rod (33) is connected with the cam (35) in a butting mode through a round head (331), a plurality of arc blocks (351) and arc grooves (352) which are uniformly distributed are arranged on the outer circumference of the cam (35), and the arc blocks (351) and the arc grooves (352) are arranged at intervals.

6. The spiral rice drying equipment with uniform heating according to claim 1, wherein: the drying cylinder (1) is composed of an outer cylinder (11) and an inner cylinder (13), a connecting rod (12) for connection is fixedly arranged on the outer cylinder (11) and the inner cylinder (13), and a vacuum heat preservation cavity (14) is arranged between the outer cylinder (11) and the inner cylinder (13).

7. The spiral rice drying equipment with uniform heating according to claim 1, wherein: heating element (6) still include temperature controller (68), temperature controller (68) are fixed to be set up in one side of cartridge heater (61), and the fixed inner wall that sets up at cartridge heater (61) of test probe of temperature controller (68), electric heating wire (62) pass through temperature controller (68) and power electric connection.

8. The spiral rice drying equipment with uniform heating according to claim 1, wherein: a plurality of water permeable holes are formed in the bottom end of the drying cylinder (1), and water filtering nets are fixedly arranged on the surfaces of the water permeable holes.

9. The spiral rice drying equipment with uniform heating according to claim 1, wherein: one end of the circulating pipe (67) and one end of the exhaust pipe (66) are provided with protective nets.

10. The spiral rice drying equipment with uniform heating according to claim 1, wherein: the using method of the spiral rice drying equipment specifically comprises the following steps:

the method comprises the following steps: firstly, the rice enters the feeding mechanism (3), the rice is fed from the feeding hopper (32), when the feeding mechanism (3) is arranged to facilitate the feeding of the rice, the feeding mechanism (3) rapidly feeds the rice from the filter screen component (31), when the rice enters the filter screen component (31), the filter screen component (31) can carry out primary screening on the rice, the screening component (34) can carry out secondary screening on the rice, so that the rice is quickly dispersed and is heated by the heating component (6) in the descending process, the cam (35) is driven to synchronously rotate by the rotation of the feeding pile (42), when the cam (35) rotates, the cam (35) can drive the ejector rod (33) to move up and down, the ejector rod (33) moves up and down, the ejector rod (33) can jack the screening component (34) up, and the filter screen component (31) is driven to move up and down;

step two: the material guide plate (316) is of a hollow cylinder structure, the push rod (33) penetrates through the inside of the stabilizer bar (315) and is fixed with the stabilizer bar (315), the push rod (33) moves upwards or downwards, the stabilizer bar (315) can ascend and descend along with the push rod (33), the stabilizer bar (315) drives the first connecting sleeve (313) and the second connecting sleeve (314) to rotate, when the first connecting sleeve (313) and the second connecting sleeve (314) rotate, one ends, far away from the stabilizer bar (315), of the first rotating net (311) and the second rotating net (312) fixed by the first connecting sleeve (313) and the second connecting sleeve (314) can rotate in the material guide plate (316) through the rotating pins (317), the function of turning over the first rotating net (311) and the second rotating net (312) is achieved, and when the first rotating net (311) and the second rotating net (312) are turned over, the first rotating net (311) and the second rotating net (312) can turn over the first rotating net (311) from the first rotating net (311), The second rotating net (312) and the joint of the first rotating net (311) and the second rotating net (312) drop downwards, so that the dropped rice is primarily dispersed, and the sieving assembly (34) can sieve again conveniently;

step three: the screening assembly (34) is used for screening, the spring (344) is arranged to be compressed inside the stabilizing plate (342), so that the sliding block (345) moves inside the sliding groove (346), when the sliding block (345) moves inside the sliding groove (346), the sliding block (345) can press the spring (344), when the ejector rod (33) moves downwards, the top block (343) moves downwards, when the top block (343) moves downwards, the screen (341) above the top block (343) can move downwards under the action of gravity, and due to the fact that the speed of the downward movement is slow, the spring (344) can help the screen (341) to reset quickly; the screen (341) screens the rice, and the rice falls downwards, so that the rice screening process is uniform, and the rice is uniformly heated in the falling process; the arc blocks (351) and the arc grooves (352) on the cam (35) are alternately abutted with the round head (331) at the bottom of the ejector rod (33) all the time, so that the ejector rod (33) is driven by the cam (35) to move up and down;

step four: through the temperature control range of the arranged temperature controller (68), the temperature controller (68) controls the electric heating wire (62) to heat, the circulating fan (64) pumps hot air in the heating cylinder (61) into the drying cylinder (1) to be recycled, when the temperature in the heating cylinder (61) is higher than a temperature control value, heating is stopped to ensure the drying temperature, then rice to be dried is added into the drying cylinder (1) through the feeding mechanism (3), impurities in the rice are preliminarily filtered through the arranged filter screen assembly (31), the spiral material feeding sheet (43) on the surface of the material feeding column (42) is driven to rotate through the driving motor (41), so that the rice is fed, the flowing direction of the hot air is opposite to the feeding direction of the rice, the hot air can be fully contacted with the rice, so that the rice is uniformly heated, moisture generated by drying is discharged from a water permeable hole formed in the bottom of the drying cylinder (1), the finally dried rice is discharged through a discharge pipe (51) of the discharge cover (5) under the rotation action of the spiral feeding sheet (43).

Technical Field

The invention relates to drying equipment, in particular to spiral rice drying equipment capable of being heated uniformly, and belongs to the technical field of rice production.

Background

The rice is a finished product prepared by rice through the working procedures of cleaning, hulling, rice milling, finishing of the finished product and the like, wherein the embryo and the aleurone layer of the rice contain nearly 64 percent of rice nutrition and more than 90 percent of nutrient elements required by a human body, and the rice is a main food for southern people; the rice needs to wash the rice at the in-process of production, and it needs to dry to the rice to wash the back, but present drying device all is direct to dry the rice, can't accomplish to make rice thermally equivalent, influences the stoving effect of rice to be not convenient for carry out the ejection of compact, it is not convenient to use.

Disclosure of Invention

The invention aims to provide a spiral rice drying device capable of being heated uniformly, and the spiral rice drying device is used for solving the problem that rice cannot be heated uniformly in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a spiral rice drying device with uniform heating comprises a drying barrel, wherein a spiral feeding assembly is fixedly arranged inside the drying barrel and comprises a driving motor, the driving motor is fixedly arranged at one end of the drying barrel, a transmission shaft of the driving motor penetrates through one end of the drying barrel and one end of a feeding column and is fixedly connected with the surface of the feeding column, a spiral feeding piece is fixedly arranged on the surface of the feeding column, a feeding mechanism is fixedly arranged on one side of the top end of the drying barrel, a heating assembly is fixedly arranged at the other end of the drying barrel and comprises a heating barrel, a plurality of electric heating wires are fixedly arranged inside the heating barrel, an insulating pipe is fixedly arranged outside the electric heating wires, a circulating fan is fixedly arranged at the top end of the heating barrel, an air inlet of the circulating fan is communicated with the inside of the drying barrel through an exhaust pipe, and an air outlet of the circulating fan is communicated with the inside of the heating barrel through an air, the air outlet of the heating cylinder is communicated with the bottom of the drying cylinder through a circulating pipe, and two symmetrical supporting seats are fixedly arranged in the middle of the drying cylinder.

As a preferred technical scheme, the feeding mechanism comprises a feeding hopper, a filter screen assembly is arranged in the feeding hopper and is installed in the feeding hopper, and a screening assembly is arranged in the feeding hopper; the screening subassembly is established the below of filter screen subassembly, the internally mounted of feeder hopper has the ejector pin, the bottom of ejector pin is installed and is fixed the cam on pay-off pile surface. Feeding mechanism through setting up is convenient for carry out the feeding to the rice, feeding mechanism through setting up can be quick with the rice from filter screen subassembly on the beginning drop into, when the rice enters into on the filter screen subassembly, the filter screen subassembly can carry out preliminary screening to the rice, screen subassembly through setting up sieves the rice once more, make the quick dispersion of rice, the rice of being convenient for is heated by heating element at the in-process that descends, because the rice has scattered, can make the speed of rice heating faster, it is more even to be heated. The cam is driven to rotate synchronously through rotation of the feeding pile, when the cam rotates, the cam can drive the ejector rod to move up and down, the ejector rod moves up and down, the ejector rod can jack the screening component, and the filter screen component is driven to move up and down.

As a preferred technical scheme of the invention, the filter screen assembly comprises a material guide plate clamped on the inner wall of the feed hopper, a rotating pin is arranged in the material guide plate, a first rotating net and a second rotating net are rotatably connected to the rotating pin, the first rotating net and the second rotating net are both in a semicircular structure, a first connecting sleeve and a second connecting sleeve are fixed on straight edges of the first rotating net and the second rotating net, the first connecting sleeve and the second connecting sleeve are rotatably connected to the stabilizer bar, two ends of the stabilizer bar are fixed on the inner wall of the feed hopper, and the middle part of the stabilizer bar is penetrated through by the ejector rod; the guide plate is of a hollow cylinder structure, the diameter of the top opening of the guide plate is larger than that of the bottom opening, rice can conveniently enter the filter screen assembly after entering the inclined plane of the guide plate, the push rod penetrates through the inside of the stabilizer bar and is fixed with the stabilizer bar, when the push rod moves upwards or downwards, the stabilizer bar can ascend and descend along with the push rod, the stabilizer bar drives the first connecting sleeve and the second connecting sleeve to rotate through ascending and descending of the stabilizer bar, when the first connecting sleeve and the second connecting sleeve rotate, one ends, far away from the stabilizer bar, of the first rotating net and the second rotating net fixed by the first connecting sleeve and the second connecting sleeve can rotate inside the guide plate through the rotating pin, the function of turning over the first rotating net and the second rotating net is realized, when the first rotating net and the second rotating net are turned over, first change net and second change the rice between the net and can follow first change net, the second changes net and first change net and second change the junction of net and drop downwards, will make the rice that drops like this by preliminary dispersion, and the screening subassembly of being convenient for is sieved once more.

As a preferable technical scheme, the screening assembly comprises a stabilizing plate installed inside the feed hopper, a sliding groove is formed inside the stabilizing plate, a sliding block is arranged inside the sliding groove, a spring is installed inside the sliding groove, the top of the spring is fixed on the stabilizing plate, the bottom of the spring is fixed on the top of the sliding block, a screen is fixed at the end of the sliding block, the middle of the screen is penetrated through by the ejector rod, an ejector block abutted against the screen is arranged at the bottom of the screen, and the ejector block is fixed on the ejector rod. Can sieve through the quick process to rice whereabouts of screening subassembly that sets up in the time of sieving, can be compressed in the inside of steadying plate through the spring that sets up, thereby make the slider move in the inside of spout, when the slider is in the inside removal of spout, the slider can extrude the spring, after the ejector pin lapse, the kicking block lapse, when the kicking block lapse, the screen cloth of kicking block top can lapse under the effect that receives gravity, because lapse speed is comparatively slow, can help the quick reseing of screen cloth through the spring. The screen cloth sieves the rice, and the rice drops downwards to make the process of rice screening even, thereby make the rice by the even heating at the in-process that descends.

As a preferable technical scheme of the invention, the bottom of the ejector rod is abutted with the cam through a round head, a plurality of arc blocks and arc grooves are uniformly distributed on the outer circumference of the cam, and the arc blocks and the arc grooves are arranged at intervals. Through the rotation of the arranged cam, the circular arc blocks and the circular arc grooves on the cam can be in alternate contact with the round head at the bottom of the ejector rod all the time, so that the ejector rod can move up and down under the driving of the cam.

As a preferred technical scheme of the invention, the drying cylinder consists of an outer cylinder and an inner cylinder, wherein a connecting rod for connection is fixedly arranged between the outer cylinder and the inner cylinder, and a vacuum heat-preservation cavity is arranged between the outer cylinder and the inner cylinder. The heat preservation through setting up can play isolated external air conditioning, lets the inside heating of inner tube more stable.

As a preferred technical scheme of the present invention, the heating assembly further includes a temperature controller, the temperature controller is fixedly disposed at one side of the heating cylinder, a detection probe of the temperature controller is fixedly disposed on an inner wall of the heating cylinder, and the electric heating wire is electrically connected to the power supply through the temperature controller. The change of temperature can be detected through the detecting head that sets up to the realization is controlled the heating of cartridge heater through the PLC controller.

As a preferred technical scheme of the invention, the bottom end of the drying cylinder is provided with a plurality of water permeable holes, and the surfaces of the water permeable holes are fixedly provided with water filtering nets.

As a preferable technical scheme of the invention, one end of the circulating pipe and one end of the exhaust pipe are both provided with protective nets.

The utility model provides a spiral rice drying equipment who is heated evenly, this spiral rice drying equipment's application method specifically includes following step:

firstly, rice can enter a feeding mechanism, the rice is fed from a feeding hopper, when the feeding mechanism is arranged to conveniently feed the rice, the feeding mechanism quickly feeds the rice into a filter screen assembly, when the rice enters the filter screen assembly, the filter screen assembly can preliminarily screen the rice, the screening assembly can screen the rice again, so that the rice is quickly dispersed, the rice is heated by a heating assembly in the descending process, through the rotation of a feeding pile, a cam is driven to synchronously rotate, when the cam rotates, the cam can drive an ejector rod to move up and down, the ejector rod moves up and down, the ejector rod can jack the screening assembly, and the filter screen assembly is driven to move up and down;

step two: the material guide plate is of a hollow cylindrical structure, the ejector rod penetrates through the interior of the stabilizer bar and is fixed with the stabilizer bar, the ejector rod moves upwards or downwards, the stabilizer bar can ascend and descend along with the ejector rod, the stabilizer bar drives the first connecting sleeve and the second connecting sleeve to rotate, when the first connecting sleeve and the second connecting sleeve rotate, the ends, far away from the stabilizing rod, of the first rotating net and the second rotating net which are fixed by the first connecting sleeve and the second connecting sleeve rotate in the material guide plate through the rotating pin, so that the function of turning over the first rotating net and the second rotating net is realized, when the first rotating net and the second rotating net are turned over, the rice between the first rotating net and the second rotating net can fall down from the first rotating net, the second rotating net and the connecting part of the first rotating net and the second rotating net, therefore, the dropped rice is primarily dispersed, and the screening component can conveniently screen again;

step three: the screening component is used for screening, the spring arranged in the stabilizing plate can be compressed, so that the sliding block can move in the sliding groove, when the sliding block moves in the sliding groove, the sliding block can extrude the spring, after the ejector rod moves downwards, the ejector block moves downwards, when the ejector block moves downwards, the screen above the ejector block can move downwards under the action of gravity, and the speed of the downward movement is slow, so that the spring can help the screen to reset quickly; the screen screens the rice, and the rice falls downwards, so that the rice screening process is uniform, and the rice is uniformly heated in the falling process; the arc blocks and the arc grooves on the cam can be alternatively and always abutted against the round head at the bottom of the ejector rod, so that the ejector rod can move up and down under the driving of the cam;

step four: through the temperature control range of the temperature controller, the temperature controller controls the electric heating wire to perform heating work, the circulating fan pumps hot air in the heating cylinder into the drying cylinder to be recycled, when the temperature in the heating cylinder is higher than a temperature control value, the heating is stopped to ensure the drying temperature, then rice to be dried is added into the drying cylinder through a feeding mechanism, the arranged filter screen assembly is used for primarily filtering impurities in the rice, the spiral material feeding piece on the surface of the material feeding column is driven to rotate through the driving motor, thereby feeding the rice, the flow direction of the hot gas is opposite to the feeding direction of the rice, the hot gas can be fully contacted with the rice, therefore, the rice is uniformly heated, the moisture generated by drying is discharged from the water-permeable holes arranged at the bottom of the drying cylinder, and the finally dried rice is discharged through the discharge pipe of the discharge cover under the rotation action of the spiral material feeding piece.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the uniformly heated spiral rice drying equipment, the heating temperature of the electric heating wire is convenient to control through the arranged temperature controller, the hot air is convenient to recycle through the circulating fan, the rice is spirally fed through the arranged spiral material feeding sheet and can be stirred, the rice can be fully contacted with the hot air, the rice is uniformly heated, and the drying effect is improved; the flowing direction of hot air in the heating cylinder is opposite to the feeding direction of the rice, so that the drying efficiency of the rice can be improved, and the production efficiency is improved; set up to bilayer structure through the section of thick bamboo of drying, and be provided with the vacuum heat preservation chamber between urceolus and the inner tube, guaranteed the heat preservation heat-proof quality of a section of thick bamboo of drying, reduce thermal loss.

2. Feeding mechanism through setting up is convenient for carry out the feeding to the rice, feeding mechanism through setting up can be quick with the rice from filter screen subassembly on the beginning drop into, when the rice enters into on the filter screen subassembly, the filter screen subassembly can carry out preliminary screening to the rice, screen subassembly through setting up sieves the rice once more, make the quick dispersion of rice, the rice of being convenient for is heated by heating element at the in-process that descends, because the rice has scattered, can make the speed of rice heating faster, it is more even to be heated. The cam is driven to rotate synchronously through rotation of the feeding pile, when the cam rotates, the cam can drive the ejector rod to move up and down, the ejector rod moves up and down, the ejector rod can jack the screening component, and the filter screen component is driven to move up and down.

3. The guide plate is of a hollow cylinder structure, the diameter of the top opening of the guide plate is larger than that of the bottom opening, rice can conveniently enter the filter screen assembly after entering the inclined plane of the guide plate, the push rod penetrates through the inside of the stabilizer bar and is fixed with the stabilizer bar, when the push rod moves upwards or downwards, the stabilizer bar can ascend and descend along with the push rod, the stabilizer bar drives the first connecting sleeve and the second connecting sleeve to rotate through ascending and descending of the stabilizer bar, when the first connecting sleeve and the second connecting sleeve rotate, one ends, far away from the stabilizer bar, of the first rotating net and the second rotating net fixed by the first connecting sleeve and the second connecting sleeve can rotate inside the guide plate through the rotating pin, the function of turning over the first rotating net and the second rotating net is realized, when the first rotating net and the second rotating net are turned over, first change net and second change the rice between the net and can follow first change net, the second changes net and first change net and second change the junction of net and drop downwards, will make the rice that drops like this by preliminary dispersion, and the screening subassembly of being convenient for is sieved once more.

4. Can sieve through the quick process to rice whereabouts of screening subassembly that sets up in the time of sieving, can be compressed in the inside of steadying plate through the spring that sets up, thereby make the slider move in the inside of spout, when the slider is in the inside removal of spout, the slider can extrude the spring, after the ejector pin lapse, the kicking block lapse, when the kicking block lapse, the screen cloth of kicking block top can lapse under the effect that receives gravity, because lapse speed is comparatively slow, can help the quick reseing of screen cloth through the spring. The screen cloth sieves the rice, and the rice drops downwards to make the process of rice screening even, thereby make the rice by the even heating at the in-process that descends. Through the rotation of the arranged cam, the circular arc blocks and the circular arc grooves on the cam can be in alternate contact with the round head at the bottom of the ejector rod all the time, so that the ejector rod can move up and down under the driving of the cam.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the drying drum of the present invention;

FIG. 3 is a schematic view showing the internal structure of the heating cartridge according to the present invention;

fig. 4 is a schematic cross-sectional view of the drying drum of the present invention.

FIG. 5 is a schematic view of the cam structure of the present invention;

FIG. 6 is a schematic illustration of the attachment of a screen assembly and a screen assembly of the present invention;

FIG. 7 is a schematic view of the mounting structure of the screen assembly of the present invention;

FIG. 8 is a schematic view of the spring mounting structure of the present invention;

in the figure: 1. a drying drum; 11. an outer cylinder; 12. a connecting rod; 13. an inner barrel; 14. a vacuum heat preservation cavity; 2. a supporting seat; 3. a feeding mechanism; 31. a screen assembly; 311. a first network switching; 312. a second network switching; 313. a first connecting sleeve; 314. a second connecting sleeve; 315. a stabilizer bar; 316. a material guide plate; 317. rotating the pin; 32. a feed hopper; 33. a top rod; 331. a round head; 34. a screen assembly; 341. screening a screen; 342. a stabilizing plate; 343. a top block; 344. a spring; 345. a slider; 346. a chute; 35. a cam; 351. an arc block; 352. an arc groove; 4. a spiral feeding assembly; 41. a drive motor; 42. a feeding column; 43. spirally feeding the material sheets; 5. a discharge hood; 51. a discharge pipe; 6. a heating assembly; 61. a heating cylinder; 62. an electric heating wire; 63. an insulating tube; 64. a circulating fan; 65. an air outlet pipe; 66. an exhaust pipe; 67. a circulation pipe; 68. and a temperature controller.

Detailed Description

The invention will be described in detail with reference to the accompanying drawings