CN114294935A

CN114294935A - Multi-section grain drying device

Info

Publication number: CN114294935A
Application number: CN202111671688.2A
Authority: CN
Inventors: 刘英海; 史德才; 史乾军
Original assignee: Quanjiao Jinzhu Mechanical Manufacturing Co ltd
Current assignee: Quanjiao Jinzhu Mechanical Manufacturing Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-04-08
Anticipated expiration: 2041-12-31
Also published as: CN114294935B

Abstract

The invention discloses a multi-section grain drying device, which relates to the technical field of drying devices and comprises a storage bin, wherein the top and the bottom of the storage bin are respectively provided with a feeding hole and a discharging hole, a support frame is arranged at the bottom end of the storage bin, a plurality of groups of drying units are sequentially arranged in the storage bin from top to bottom, each group of drying devices comprises a tempering layer, a ventilation layer and a drying layer from top to bottom, a fixing plate and a sliding plate are arranged in the tempering layer, a vibrating plate is arranged in the ventilation layer, a driving mechanism is arranged in the storage bin, and the driving mechanism drives the sliding plate to slide and drives the vibrating plate to vibrate through a transmission mechanism. Through the cooperation between feed bin, slow suzhong layer, ventilation layer, dry layer, fixed plate, sliding plate, vibration board, actuating mechanism, the drive mechanism, realized a lot of slow suzhong, ventilate and dry in one stoving circulation to prevent that cereal from exploding the waist, improve oven-dry mass and drying efficiency.

Description

Multi-section grain drying device

Technical Field

The invention relates to the technical field of drying devices, in particular to a multi-section grain drying device.

Background

After being collected, the grains generally need to be stored, under the condition of long storage time, the grains are mildewed and even rotten, so that resource waste is caused, the grains need to be dried before being stored, drying equipment needs to be used in the working process of drying, popular drying technologies mainly comprise ultraviolet drying, infrared drying, electromagnetic drying and hot air drying, each drying technology has characteristics, and the drying technology is widely applied to drying of various mechanical equipment and grains.

The prior multi-stage grain drying device, as disclosed in the chinese patent with the application number CN201810402143.3 entitled "a grain drying device", comprises a drying barrel, a horizontal shaft connected in the drying barrel, a rotating blade connected on the horizontal shaft, and a drying plate below the rotating blade; the drying plate is provided with a hot air hole, the drying plate is provided with a positioning hole, a discharge rod is arranged in the positioning hole, the bottom of the drying plate is provided with a pressure spring, the discharge rod is provided with a discharge hole, and an inlet of the discharge hole is positioned below the drying plate; a first curve groove is arranged on the discharging rod, and a first bump is arranged on the side wall of the positioning hole; the bottom of the drying barrel is connected with a rotating shaft; a material baffle plate is arranged on the rotating shaft, an air supply hole is formed in the material baffle plate, a discharge hole is formed in the side wall of the drying barrel, a second curve groove is formed in the rotating shaft, and a second bump is arranged on the side wall of the material baffle plate; the bottom of the drying barrel is provided with an air inlet, and the air heater is communicated with the air inlet through a pipeline. By adopting the technical scheme, the grains can be fully dried, so that the grains reach the standard of safe storage.

The defects of the prior art are as follows: among the current drying technology, the temperature rises fast on cereal surface easily to lead to cereal to be heated inhomogeneously at the in-process of drying, cause cereal to explode the waist easily, influence oven-dry mass, cause the wasting of resources.

Disclosure of Invention

The invention aims to provide a multi-section grain drying device to solve the defects in the prior art.

In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides a multistage formula grain drying device, includes the feed bin, feed bin top and bottom are provided with feed inlet and discharge gate respectively, just be provided with the support frame on the feed bin bottom, the feed bin is inside from last to having set gradually multiunit stoving unit down, every group drying device is from last to including slow su layer, ventilation layer and dry layer down, slow su in situ portion is provided with fixed plate and sliding plate, the sliding plate slides and sets up in the feed bin, the inside vibration board that is provided with of ventilation layer, multiunit bulk material hole has all been seted up on fixed plate, sliding plate and the vibration board, the inside actuating mechanism that is provided with of feed bin, when actuating mechanism drive sliding plate is gliding, through drive mechanism drive vibration board vibration again.

Further, the driving mechanism comprises a driving motor, an intermittent gear is arranged on a rotating shaft of the driving motor, a driving ring is arranged on the sliding plate, a driving tooth is arranged on the driving ring, and the intermittent gear is meshed with the driving tooth; the two sides of the driving ring are provided with limiting rods, the two sides of the inner wall of the storage bin are provided with limiting sleeves, and each limiting rod is arranged in the corresponding limiting sleeve in a sliding mode.

Furthermore, the transmission mechanism comprises a plurality of groups of stress rods which are rotatably connected to the inner wall of the storage bin, a first transmission gear is arranged on a rotating shaft of the driving motor, a second transmission gear is arranged on one stress rod, and a first transmission chain is arranged between the first transmission gear and the second transmission gear; each stress rod is provided with a third transmission gear, and a second transmission chain is arranged among the third transmission gears; and cams are arranged on the two stress rods and are in butt fit with the vibration plate.

Furthermore, a feeding mechanism is arranged at the top of the storage bin, the feeding mechanism comprises an installation frame and a stressed shell, and the installation frame and the stressed shell are both arranged in the storage bin; the bearing plate is arranged on the mounting frame in a sliding mode, a set of connecting columns are arranged on the bearing plate, a connecting plate is arranged between the connecting columns, a fixing sleeve is arranged on the connecting plate, a sliding column is arranged in the fixing sleeve in a sliding mode, a connecting spring is arranged between the sliding column and the fixing sleeve, and the elastic force of the connecting spring drives the connecting plate to be close to the stress shell.

Further, the drying device also comprises an air inlet mechanism, wherein the air inlet mechanism is communicated with the drying layer; the air inlet mechanism comprises a warm air blower, the warm air blower is mounted on the mounting table, an air guide pipe is arranged at an air outlet of the warm air blower, and each drying layer is communicated with the air guide pipe through a communicating pipe.

Further, the one end that drive mechanism was kept away from to the vibration board is provided with the extension board, the vertical slip setting of extension board is on the feed bin lateral wall, be provided with multiunit reset spring between extension board bottom and the feed bin, reset spring's elasticity orders about the extension board and is close to on the feed bin inner wall.

Furthermore, the bin side wall is provided with a vent, the vent is located on a ventilation layer, and each vent is provided with a filtering unit.

Furthermore, a plurality of groups of inclined guide plates are arranged on the drying layer, and a plurality of groups of material scattering holes are formed in each guide plate.

Further, one end, far away from the driving mechanism, of the sliding plate is provided with a compensation plate, and the compensation plate is horizontally arranged on the side wall of the storage bin in a sliding mode.

Furthermore, a material scattering mechanism is arranged at the discharge port of the storage bin.

Compared with the prior art, the invention has the beneficial effects that: through the feed bin, slow su layer, the ventilation layer, dry layer, the fixed plate, the sliding plate, the vibration board, actuating mechanism, cooperation between the drive mechanism, the during operation drives sliding plate and vibration board simultaneous movement through actuating mechanism and drive mechanism, the moist cereal of being convenient for is in proper order through slow su layer, ventilation layer and dry layer, then pass through slow su layer once more, ventilation layer and dry layer, realized a lot of slow su in one stoving circulation, ventilate and dry, thereby prevent that cereal from exploding the waist, improve oven-dry mass.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic diagram of an overall structure provided in an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of an embodiment of the present invention;

fig. 3 is a schematic view of an internal structure of a drying unit according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of an installation position of the driving mechanism and the transmission mechanism according to the embodiment of the present invention;

FIG. 5 is a schematic structural view of a sliding plate according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a driving mechanism and a transmission mechanism according to an embodiment of the present invention;

FIG. 7 is a partial front view of a driving mechanism according to an embodiment of the present invention;

FIG. 8 is a schematic view of a partial structure of a driving mechanism according to an embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a feeding mechanism provided in an embodiment of the present invention;

FIG. 10 is a schematic cross-sectional view of a feeding mechanism provided in an embodiment of the present invention;

FIG. 11 is a schematic view of an internal cross-sectional structure of a feeding mechanism provided in an embodiment of the present invention;

FIG. 12 is a cross-sectional view of a cam according to an embodiment of the present invention;

fig. 13 is a schematic structural view of an installation position of a material scattering mechanism according to another embodiment of the present invention;

FIG. 14 is a partial schematic view of a material dispersing mechanism according to another embodiment of the present invention;

fig. 15 is a partial structural schematic view of another viewing angle material scattering mechanism according to another embodiment of the present invention.

Description of reference numerals: 1. a storage bin; 2. a support frame; 3. an air inlet mechanism; 301. an installation table; 302. a warm air blower; 303. an air guide pipe; 304. a communicating pipe; 4. a feed inlet; 5. a feeding mechanism; 501. a mounting frame; 502. a carrier plate; 503. a stressed shell; 504. connecting columns; 505. a connecting plate; 506. fixing the sleeve; 507. a sliding post; 508. a connecting spring; 6. a tempering layer; 7. a ventilation layer; 701. a filtration unit; 8. drying the layer; 901. a fixing plate; 902. a sliding plate; 903. a compensation plate; 10. a vibrating plate; 1001. an extension plate; 1002. a return spring; 11. a drive mechanism; 1101. a drive motor; 1102. an intermittent gear; 1103. a drive ring; 1104. a drive tooth; 1105. a limiting rod; 1106. a limiting sleeve; 12. a transmission mechanism; 1201. a stress beam; 1202. a cam; 12021. a cam tip; 1203. a first drive gear; 1204. a second transmission gear; 1205. a first drive chain; 1206. a third transmission gear; 1208. a second drive chain; 13. a material guide plate; 14. a discharge port; 15. a bulk material tray body; 16. mounting a plate; 17. an adjusting plate; 18. a drive unit; 1801. a stepping motor; 1802. a short bar; 19. a second transmission unit; 1901. a first bevel gear; 1902. a second bevel gear; 1903. a transmission rod; 1904. a support plate; 20. a drive device; 2001. a first wedge block; 2002. a second wedge block; 2003. a transverse plate; 2004. a drive rod; 21. a first transmission unit; 2101. a third bevel gear; 2102. a fourth bevel gear; 2103. a strut; 2104. an incomplete gear; 2105. a toothed plate; 22. installing a frame; 23. a connecting assembly; 2301. fixing the rod; 2302. a connecting rod; 2303. a slide bar; 24. a drive spring.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

Referring to fig. 1-15, a multi-section grain drying device provided in an embodiment of the present invention includes a storage bin 1, a feed inlet 4 and a discharge outlet 14 are respectively disposed at the top and bottom of the storage bin 1, a support frame 2 is disposed at the bottom end of the storage bin 1, a plurality of sets of drying units are sequentially disposed in the storage bin 1 from top to bottom, each set of drying device includes a tempering layer 6, a ventilation layer 7 and a drying layer 8 from top to bottom, a fixing plate 901 and a sliding plate 902 are disposed in the tempering layer 6, the sliding plate 902 is slidably disposed in the storage bin 1, a vibration plate 10 is disposed in the ventilation layer 7, a plurality of sets of scattering holes are disposed on the fixing plate 901, the sliding plate 902 and the vibration plate 10, a driving mechanism 11 is disposed in the storage bin 1, and the driving mechanism 11 drives the vibration plate 10 to vibrate while driving the sliding plate 902 to slide.

Specifically, the multi-section grain drying device comprises a bin 1, wherein a feeding hole 4 and a discharging hole 14 are respectively formed in the top and the bottom of the bin 1, so that feeding and discharging in the bin 1 are facilitated, and the multi-section grain drying device is convenient to use; the bottom of the storage bin 1 is provided with the support frame 2, the support frame 2 is utilized to support the storage bin 1, the support frame 2 supports the whole drying device, the support frame 2 is higher in height under the condition that the drying device is ensured to be stable, dried grains can be taken out conveniently from the discharge hole 14, meanwhile, the support frame is far away from the ground, the moisture-proof effect can be achieved, and the using effect is good; a plurality of groups of drying units are sequentially arranged in the bin 1 from top to bottom, wherein the number of the drying units can be two or three, the drying operation is performed in a circulating reciprocating manner, the grains can be protected from being cracked, meanwhile, the drying efficiency can be further improved, the using effect is good, the structures and the working principles of the plurality of drying units are consistent, and one of the drying units is described in detail here and is not repeated; each drying unit comprises a tempering layer 6, a ventilation layer 7 and a drying layer 8, wherein tempering means that drying is stopped after grains are dried in one drying process, the temperature is kept unchanged, and a certain time period is maintained, so that moisture in the grains is diffused outwards, the internal and external moisture gradients are reduced, the grains are protected from being cracked, the drying efficiency is improved, and the using effect is good; the ventilation layer 7 means that the grains are not subjected to hot air in the space, and under the action of natural wind, moisture on the surfaces of the grains is preliminarily discharged so as to prepare for entering the drying layer 8 for drying; the inside of the drying layer 8 is filled with hot air, so that the hot air is contacted with the surface of the grains, and the effect of drying the moisture of the grains is achieved; a fixed plate 901 and a sliding plate 902 are arranged in the tempering layer 6, the sliding plate 902 is arranged in the storage bin 1 in a sliding mode, a plurality of groups of dispersing holes are formed in the sliding plate 902 and the fixed plate 901 respectively, the sliding plate 902 slides relative to the fixed plate 901, when the dispersing holes in the sliding plate 902 are overlapped with the dispersing holes in the fixed plate 901, grains fall from the tempering layer 6 to the inside of the ventilation layer 7 under the action of gravity, otherwise, when the dispersing holes in the sliding plate 902 are staggered with the dispersing holes in the fixed plate 901, the grains cannot fall, the sliding plate 902 is arranged in the storage bin 1 in a reciprocating sliding mode, and therefore grain well bars can be guaranteed to fall from the tempering layer 6 to the inside of the ventilation layer 7 in order to ventilate; the vibrating plate 10 is arranged in the ventilating layer 7, the vibrating plate 10 is vertically arranged in the bin 1 in a sliding mode, a plurality of groups of scattering holes are also formed in the vibrating plate 10, scattering is facilitated, grains can conveniently fall off from the vibrating plate 10 due to reciprocating vibration in the ventilating layer 7 of the vibrating plate 10, the vibrating plate 10 is prevented from being blocked, and the using effect is good; a driving mechanism 11 is arranged in the bin 1, and the driving mechanism 11 provides a power source for the sliding of the sliding plate 902 and the vibration of the vibrating plate 10, so that the power source is saved, and the practicability is high; the gliding while of actuating mechanism 11 drive sliding plate 902 is again through vibration board 10 reciprocating vibration, and then be convenient for cereal drops to ventilation layer 7 in from slowly susu layer 6, drop to the inside operation of drying layer 8 of drying from ventilation layer 7, after first drying unit dries, just can reentrant next drying unit's slowly susu layer 6, ventilation layer 7 and drying layer 8, just can discharge cereal from discharge gate 14 when the stoving index reaches standard, and easy operation is convenient, excellent in use effect.

The invention has the beneficial effects that: through the feed bin, slow su layer, the ventilation layer, dry layer, the fixed plate, the sliding plate, the vibration board, actuating mechanism, cooperation between the drive mechanism, the during operation drives sliding plate and vibration board simultaneous movement through actuating mechanism and drive mechanism, the moist cereal of being convenient for is in proper order through slow su layer, ventilation layer and dry layer, then pass through slow su layer once more, ventilation layer and dry layer, realized a lot of slow su in one stoving circulation, ventilate and dry, thereby prevent that cereal from exploding the waist, improve oven-dry mass.

According to another embodiment provided by the invention, the driving mechanism 11 comprises a driving motor 1101, an intermittent gear 1102 is arranged on a rotating shaft of the driving motor 1101, a driving ring 1103 is arranged on the sliding plate 902, a driving tooth 1104 is arranged on the driving ring 1103, the intermittent gear 1102 is meshed with the driving tooth 1104, stop levers 1105 are arranged on both sides of the driving ring 1103, stop sleeves 1106 are arranged on both sides of the inner wall of the silo 1, and each stop lever 1105 is respectively arranged in the corresponding stop sleeve 1106 in a sliding manner.

Preferably, referring to fig. 6, the driving mechanism 11 includes a driving motor 1101, a mounting groove is formed in the storage bin 1, and the driving motor 1101 is mounted in the mounting groove, so that the driving motor 1101 is convenient to mount; an intermittent gear 1102 is arranged on a rotating shaft of a driving motor 1101, the rotating shaft of the driving motor 1101 rotates to drive the intermittent gear 1102 to rotate, a driving ring 1103 is arranged on a sliding plate 902, a driving tooth 1104 is arranged on the driving ring 1103, wherein the intermittent gear 1102 is meshed with the driving tooth 1104, when the intermittent gear 1102 rotates, the driving ring 1103 is driven to slide, the sliding plate 902 is driven to slide, when an incomplete gear 2104 is meshed with the driving tooth 1104 at the other end, the driving ring 1103 is driven to slide towards the other side, when the intermittent gear 1102 continuously rotates, the driving ring 1103 is driven to rotate in a reciprocating manner, the sliding plate 902 is driven to slide in a reciprocating manner to be matched with a fixing plate 901, so that grain blanking is facilitated, limit rods 1105 are arranged on both sides of the driving ring 1103, limit sleeves 1106 are arranged on both sides of the inner wall of the storage bin 1, and each limit rod 1105 is respectively arranged in the corresponding limit sleeves 1106 in a sliding manner, the limiting rod 1105 is arranged in the limiting sleeve 1106 in a sliding manner, so that the driving ring 1103 is supported, and the using effect is good; when the sliding plate 902 needs to slide back and forth, the driving motor 1101 is started, the rotating shaft of the driving motor 1101 rotates to drive the intermittent gear 1102 to rotate, the driving ring 1103 is driven to slide to one side through the driving teeth 1104, and the limiting rod 1105 is driven to slide in the limiting sleeve 1106.

The transmission mechanism 12 comprises a plurality of groups of stress rods 1201 rotatably connected to the inner wall of the silo 1, a first transmission gear 1203 is arranged on a rotating shaft of the driving motor 1101, a second transmission gear 1204 is arranged on one of the stress rods 1201, a first transmission chain 1205 is arranged between the first transmission gear 1203 and the second transmission gear 1204, a third transmission gear 1206 is arranged on each stress rod 1201, a second transmission chain 1208 is arranged between the third transmission gears 1206, a cam 1202 is arranged on two of the stress rods 1201, and the cam 1202 is in butt fit with the vibrating plate 10.

Preferably, the transmission mechanism 12 includes three force-bearing rods 1201 rotatably connected to the sidewall of the silo 1, wherein the number of the force-bearing rods 1201 is three, and the three force-bearing rods are located at the bottom of the vibrating plate 10, preferably, two of the force-bearing rods 1201 are respectively disposed at two sides of the bottom of the vibrating plate 10, the remaining one force-bearing rod 1201 is disposed at the middle position of the middle bottom of the vibrating plate 10, a second transmission gear 1204 is disposed on the middle force-bearing rod 1201, a first transmission gear 1203 is disposed on the rotating shaft of the driving motor 1101, and a first transmission chain 1205 is disposed between the first transmission gear 1203 and the second transmission gear 1204, preferably, an elongated slot is disposed on the inner wall of the silo 1, so that the first transmission gear 1203 is rotatably mounted, when the rotating shaft of the driving motor 1101 rotates, the first transmission gear 1203 is further driven to rotate, when the first transmission gear 1203 rotates, the first transmission chain 1205 is further driven to rotate, the first transmission chain 1205 rotates to drive the second transmission gear 1204 to rotate, and the stress rod 1201 where the second transmission gear 1204 is located is driven to rotate; each stress rod 1201 is provided with a third transmission gear 1206, a second transmission chain 1208 is arranged among the plurality of third transmission gears 1206, when the second transmission gear 1204 rotates to drive the stress rod 1201 where the second transmission gear 1204 is located to rotate, and further drive the third transmission gear 1206 to rotate, and further drive the second transmission chain 1208 to rotate, two of the stress rods 1201 are provided with a cam 1202, preferably, the three stress rods 1201 can be provided with a cam 1202, further, each cam 1202 is arranged at a certain angle difference, the cam 1202 is in butt fit with the vibrating plate 10, when one cam 1202 drives the vibrating plate 10 to lift, the cam tip 12021 (the end of the cam 1202 far away from the center of the cam 1202) does not butt with the vibrating plate 10, the grain weight drives the vibrating plate 10 to slide downwards, and at the moment, the cam tip 12021 of the other cam 1202 again butts with the vibrating plate 10, the vibrating plate 10 is driven to abut again, so that the vibration frequency of the vibrating plate 10 is greatly increased, and the blanking effect is better achieved; during the use, when the axis of rotation of driving motor 1101 rotates, and then drive first transmission gear 1203 and rotate, when first transmission gear 1203 rotates, and then drive first transmission chain 1205 and rotate, rotate through first transmission chain 1205 and then drive second transmission gear 1204 and rotate, and then drive the stress bar 1201 that second transmission gear 1204 is located and rotate, and then drive one of them third transmission gear 1206 and rotate, and then drive second transmission chain 1208 and rotate, and then drive a plurality of stress bars 1201 and rotate synchronously, and then drive cam 1202 and vibration board 10 butt, when cam point 12021 and vibration board 10 butt, just can drive vibration board 10 and upwards slide, when cam point 12021 and vibration board 10 butt, vibration board 10 just can fall rapidly, thereby drive vibration board 10 to play vibration efficiency, be convenient for cereal whereabouts, and is simple and convenient to operate, and good in use effect.

1 top of feed bin is provided with feed mechanism 5, feed mechanism 5 includes mounting bracket 501 and atress shell 503, mounting bracket 501 and atress shell 503 all set up in feed bin 1, it is provided with loading board 502 to slide on the mounting bracket 501, be provided with a set of spliced pole 504 on the loading board 502, be provided with connecting plate 505 between two spliced poles 504, be provided with fixed sleeve 506 on the connecting plate 505, it is provided with a slip post 507 to slide in the fixed sleeve 506, be provided with coupling spring 508 between slip post 507 and the fixed sleeve 506, coupling spring 508's elasticity orders about connecting plate 505 and is close to atress shell 503.

Preferably, referring to fig. 10, a feeding mechanism 5 is arranged at the top end inside the bin 1, wherein the feeding mechanism 5 includes an installation frame 501, wherein the installation frame 501 is installed on the inner wall of the bin 1, a bearing plate 502 is slidably arranged on which of the installation frames 501 is, when grain enters the feeding mechanism 5, the grain falls on the bearing plate 502, wherein the bearing plate 502 is provided with connecting columns 504, two connecting columns 504 are provided with connecting plates 505, a sliding column 507 is slidably arranged in a fixing sleeve 506, a connecting spring 508 is arranged between the sliding column 507 and the fixing sleeve 506, and the elastic force of the connecting spring 508 drives the connecting plate 505 to be close to the force-bearing shell 503; when feeding, the grain falls on the bearing plate 502, when more and more grains are gathered on the bearing plate 502, when the weight of the grains is greater than the elastic coefficient of the connecting spring 508, the bearing plate 502 is driven to slide downwards, when the bearing plate 502 slides downwards, the sliding column 507 is driven to slide in the fixing sleeve 506, when the bearing plate 502 is far away from the mounting rack 501, the grains fall from the gap between the bearing plate 502 and the mounting rack 501, when no grains are fed, the weight of the grains is smaller than the elastic coefficient of the connecting spring 508, the connecting plate 505 is driven to slide upwards in the process that the connecting spring 508 recovers elastic deformation, the connecting column 504 is driven to slide upwards, the bearing plate 502 is driven to slide upwards, when the bearing plate 502 slides to the position of the mounting rack 501, when the drying device is not needed, the external impurities are prevented from entering the interior of the bin 1 and are difficult to clean, further improving the practicability of the drying device.

Still include air inlet mechanism 3, air inlet mechanism 3 switches on with dry layer 8, and air inlet mechanism 3 includes electric fan heater 302, and electric fan heater 302 is installed on mount table 301, is provided with guide duct 303 on the electric fan heater 302 air outlet, and every dry layer 8 all switches on with guide duct 303 through communicating pipe 304.

Preferably, the air intake mechanism 3 includes an air heater 302, wherein the air heater 302 is disposed on the mounting platform 301, and further fix the air heater 302, an air guide pipe 303 is disposed on the air heater 302, and the air is supplied by the air guide pipe 303, and each drying layer 8 is respectively communicated with the air guide pipe 303 through a communicating pipe 304, further, an air collecting box is disposed at one end of the communicating pipe 304 away from the air guide pipe 303, wherein the shape of the air collecting box is matched with that of the drying layer 8, which is more beneficial to the drying operation of the drying layer 8, when the drying operation is required, the air heater 302 is started, hot air of the air heater 302 is transmitted out through the air guide pipe 303, enters the air collecting box through the communicating pipe 304, and is transmitted to the inside of the drying layer 8 through the air collecting box, wherein an air intake path inside the drying layer 8 is vertical to a grain falling path, which is further convenient for drying grain, and the use effect is good.

One end of the vibrating plate 10, which is far away from the transmission mechanism 12, is provided with an extension plate 1001, the extension plate 1001 is vertically slidably arranged on the side wall of the storage bin 1, a plurality of groups of reset springs 1002 are arranged between the bottom of the extension plate 1001 and the storage bin 1, and the elastic force of the reset springs 1002 drives the extension plate 1001 to be close to the inner wall of the storage bin 1.

Preferably, an extension plate 1001 is disposed on the vibrating plate 10, wherein the extension plate 1001 is disposed at an end of the vibrating plate 10 away from the transmission mechanism 12, a vibrating groove is disposed on an inner wall of the bin 1, wherein the vibrating groove is disposed at one side of the extension plate 1001, a plurality of sets of return springs 1002 are disposed between the extension plate 1001 and the vibrating groove, wherein an elastic force of the return springs 1002 drives the extension plate 1001 to approach the inner wall of the vibrating groove, the cam 1202 is driven to rotate when the stress rod 1201 rotates, the cam 1202 drives the vibrating plate 10 to slide upward, when the vibrating plate 10 slides upward, the extension plate 1001 is driven to slide upward, and further the return springs 1002 are stretched, when the tip 12021 of the cam does not abut against the vibrating plate 10, the vibrating plate 10 further lacks an upward driving force, and the process of the return springs 1002 restoring elastic deformation drives the vibrating plate 10 to slide downward rapidly, so as to improve the vibrating effect, and the using effect is good, further improving the practicability of the drying device.

The side wall of the storage bin 1 is provided with a vent, the vent is located on the ventilation layer 7, and each vent is provided with a filtering unit 701.

Preferably, the vent has been seted up on 1 lateral wall of feed bin, and the vent is located ventilation layer 7, and the ventilation layer 7 inside of being convenient for ventilates, and all is provided with filter unit 701 on every vent, plays the filtering action, prevents that the impurity in the external world from entering into ventilation layer 7 through the vent inside, further improves this drying device's practicality, and wherein filter unit 701 specifically can be for filter screen etc. realize that the filter effect can.

A plurality of groups of inclined guide plates 13 are arranged on the drying layer 8, and a plurality of groups of material scattering holes are formed in each guide plate 13.

Preferably, a plurality of inclined guide plates 13 are disposed on the drying layer 8, when the vibrating plate 10 vibrates, the grains can shake off the vibrating plate 10, and then enter the drying layer 8, and then fall on the guide plates 13, wherein the number of the guide plates 13 can be three, four, or five, when the grains fall on the guide plates 13, the grains can roll off the guide plates 13 because the guide plates 13 are inclined, and a plurality of groups of scattering holes are disposed on the guide plates 13, so that the grains can fall off from the scattering holes or scatter off from the ends of the guide plates 13 when rolling on the guide plates 13, wherein the guide plates 13 are symmetrically disposed, and the air inlet path inside the drying layer 8 is parallel to the guide plates 13, so as to increase the heating area, and the plurality of groups of guide plates 13 are disposed, thereby facilitating the grains to be heated when rolling off, and preventing uneven heating, further improves the practicability of the drying device.

One end of the sliding plate 902 far away from the driving mechanism 11 is provided with a compensating plate 903, and the compensating plate 903 is horizontally and slidably arranged on the side wall of the storage bin 1.

Preferably, wherein the compensation plate 903 is arranged on one side of the sliding plate 902, wherein a sliding groove is horizontally formed in the inner wall of the storage bin 1, wherein the compensation plate 903 is horizontally and slidably arranged in the sliding groove, so that the stability of the sliding plate 902 during sliding is improved, the operation is simple and convenient, and the effect is good.

The discharging port 14 of the storage bin 1 is also provided with a dispersing mechanism, specifically, the dispersing mechanism comprises a dispersing disc body 15, wherein the dispersing disc body 15 is rotatably arranged inside the storage bin 1, when grains are discharged from the discharging port 14, and when the dispersing disc body 15 rotates, the grains falling on the dispersing disc body 15 can be uniformly dispersed to other positions inside the storage bin 1, so that the blocking of the grains can be reduced, and the practicability of the grain drying device is improved; the inside of the storage bin 1 is provided with a mounting plate 16, wherein the mounting plate 16 is arranged at the bottom of the bulk material tray body 15, adjusting plates 17 are arranged on two sides of the mounting plate 16, two adjusting plates 17 are respectively and rotatably connected to two sides of the mounting plate 16, grains on the bulk material tray body 15 are uniformly scattered on other positions inside the storage bin 1 and then are scattered on the surface of the mounting plate 16 under the action of gravity, the shape of the mounting plate 16 has a certain inclination, the middle is high, two ends are low, when the grains are scattered on the mounting plate 16, the grains can slide on the adjusting plates 17, the included angles between the two adjusting plates 17 and the inner side of the storage bin 1 are adjusted through the rotation of the adjusting plates 17 on two sides of the mounting plate 16, when the two adjusting plates 17 rotate in a reciprocating manner, the included angles between the two adjusting plates 17 and the inner side of the storage bin 1 are continuously adjusted, so that the grains can quickly and slowly fall to the discharge port 14, because two regulating plates 17 rotate to reciprocating to make the contained angle between regulating plate 17 and the feed bin 1 change the state all the time, consequently the condition of blockking up can not appear, can be ingenious alleviate the discharge pressure of discharge gate 14 moreover.

The side wall of the storage bin 1 is provided with a driving unit 18, wherein a second transmission unit 19 is arranged between the driving unit 18 and the bulk material disc body 15, so that the bulk material disc body 15 is driven to rotate conveniently, the driving unit 18 drives the second transmission unit 19 to rotate, and further drives the bulk material disc body 15 to rotate, the driving unit 18 drives two adjusting plates 17 to respectively do reciprocating motion on two sides of the mounting plate 16 through a first transmission unit 21 and a driving device 20, the operation is simple and convenient, and the use effect is good; the second transmission unit 19 comprises a first bevel gear 1901, wherein the first bevel gear 1901 is arranged on the short rod 1802, a support plate 1904 is arranged on the inner wall of the storage bin 1, a transmission rod 1903 is arranged on the support plate 1904, the transmission rod 1903 is convenient to mount by arranging the support plate 1904, and the support plate 1904 is narrow; a second bevel gear 1902 is arranged on the transmission rod 1903, the first bevel gear 1901 is meshed with the second bevel gear 1902, and the bulk material tray body 15 is fixedly connected with the transmission rod 1903; when the stepping motor 1801 rotates, the rotating shaft of the stepping motor 1801 rotates to drive the short rod 1802 to rotate, so as to drive the first bevel gear 1901 to rotate, when the first bevel gear 1901 rotates, the second bevel gear 1902 is driven to rotate, so as to drive the transmission rod 1903 to rotate, so as to drive the material scattering disc body 15 to rotate, when grains are scattered on the material scattering disc body 15, the material scattering disc body 15 rotates, so as to drive the grains to be scattered outside the material scattering bin 1 uniformly, so that the pressure of the discharge port 14 is reduced, and the use effect is good; the bottom of the mounting plate 16 is provided with a mounting frame 22, the mounting frame 22 is arranged to play a role in fixing, firstly, a rotating groove is formed in the mounting frame 22, the transmission rod 1903 is rotatably connected to the mounting frame 22 through the rotating groove, the stability of the transmission rod 1903 during rotation is improved, and a through hole is formed in the mounting plate 16, wherein the transmission rod 1903 penetrates through the mounting plate 16 through the through hole, so that the transmission rod 1903 can conveniently rotate on the mounting plate 16, the transmission rod 1903 can conveniently rotate, meanwhile, the transmission rod 1903 can also play a supporting role, the damage condition of the transmission rod 1903 is reduced, and the service life of the drying device is prolonged; a supporting rod 2103 is rotatably connected to the mounting frame 22, a fourth bevel gear 2102 is arranged on the supporting rod 2103, a third bevel gear 2101 is arranged on the transmission rod 1903, the third bevel gear 2101 is meshed with the fourth bevel gear 2102, the third bevel gear 2101 is further driven to rotate when the transmission rod 1903 rotates, the fourth bevel gear 2102 is further driven to rotate when the third bevel gear 2101 rotates, the supporting rod 2103 is further driven to rotate through the rotation of the fourth bevel gear 2102, and the use effect is good; and an incomplete gear 2104 is arranged on the supporting rod 2103, when the supporting rod 2103 rotates, the incomplete gear 2104 is driven to rotate, a toothed plate 2105 is slidably disposed on the mounting frame 22, preferably, extension rods are disposed on both sides of the toothed plate 2105, each extension rod is slidably disposed on both sides of the mounting frame 22, so that the toothed plate 2105 can slide in the mounting frame 22, wherein the incomplete gear 2104 is engaged with the toothed plate 2105, when the incomplete gear 2104 is engaged with the toothed plate 2105 and the incomplete gear 2104 is rotated, thereby driving the toothed plate 2105 to slide, when the incomplete gear 2104 is not engaged with the toothed plate 2105, the toothed plate 2105 is not driven by the incomplete gear 2104, when the incomplete gear 2104 rotates for one circle and then engages with the toothed plate 2105 again, the toothed plate 2105 is driven to slide upwards again, then after the incomplete gear 2104 is separated from the toothed plate 2105, the toothed plate 2105 falls down, and the use effect is good; the driving device 20 comprises a driving rod 2004, the driving rod 2004 is fixedly connected with the toothed plate 2105, when the toothed plate 2105 slides upwards, the driving rod 2004 is driven to slide upwards, and when the toothed plate 2105 slides downwards, the driving rod 2004 is driven to slide downwards, so that the using effect is good; when the device is used, when the rotating shaft of the stepping motor 1801 rotates, the transmission rod 1903 is driven to rotate, the transmission rod 1903 drives the bulk material tray body 15 to rotate when rotating, when the transmission rod 1903 rotates, the third bevel gear 2101 is driven to rotate, the fourth bevel gear 2102 is driven to rotate through the rotation of the third bevel gear 2101, the supporting rod 2103 is further driven to rotate in the mounting frame 22, the incomplete gear 2104 is driven to rotate, the toothed plate 2105 is driven to slide, when the incomplete gear 2104 is not meshed with the toothed plate 2105, no driving force is generated on the toothed plate 2105, when the toothed plate 2105 slides downwards, the driving rod 2004 is driven to slide downwards, the use effect is good, the cycle is reciprocating, and the use effect is good; the driving device 20 further includes a first wedge block 2001, wherein the first wedge block 2001 is fixedly connected to the toothed plate 2105 through a driving rod 2004, when the toothed plate 2105 slides up and down, the driving rod 2004 is driven by the toothed plate 2105 to slide down, wherein the driving device 20 further includes a set of second wedge blocks 2002, the two second wedge blocks 2002 are respectively disposed at two sides of the first wedge block 2001, wedge surfaces of the two second wedge blocks 2002 are both abutted to the wedge surface of the first wedge block 2001, the two second wedge blocks 2002 are driven down through the first wedge block 2001, and the two second wedge blocks 2002 are driven to slide, the operation is simple, the use is convenient, a connecting assembly 23 is disposed between the adjusting plates 17 on each second wedge block 2002, when the second wedge blocks 2002 are squeezed by the first wedge blocks 2001, the corresponding connecting assemblies 23 drive the adaptive adjusting plates 17 to rotate, wherein each connecting assembly 23 includes a fixing rod 2301, the fixing rods 2301 are fixedly connected with the second wedge-shaped block 2002, extension plates are arranged on two sides of the bottom of the mounting frame 22, and each fixing rod 2301 is arranged on the corresponding extension plate in a sliding mode, so that the stability of the second wedge-shaped block 2002 in the sliding process is improved; furthermore, a connecting rod 2302 is arranged on the fixing rod 2301 away from the second wedge 2002, sliding rods 2303 are arranged at two ends of the connecting rod 2302, one end of the sliding rod 2303 away from the connecting rod 2302 is arranged on the adjusting plate 17, a plurality of groups of sliding rods 2303 are arranged on the connecting rod 2302 to improve the stability of the adjusting plate 17 during rotation, transverse plates 2003 are arranged on two sides of the bottom of the mounting frame 22, a through hole is formed in each transverse plate 2003, and each sliding rod 2303 is arranged in the corresponding through hole in a sliding manner to improve the stability of the sliding rod 2303 during sliding; in the using process, the incomplete gear 2104 rotates to drive the toothed plate 2105 to slide downwards, and further drive the driving rod 2004 to slide downwards, and further drive the first wedge block 2001 to abut against the two second wedge blocks 2002, and when the first wedge block 2001 is continuously driven downwards, further drive the two second wedge blocks 2002 to slide horizontally, and further drive the fixing rod 2301 to slide on the extension plate, and further drive the connecting rod 2302 to slide, and further drive the sliding rod 2303 to slide on the transverse plate 2003, and further drive the adjusting plate 17 to rotate on the mounting plate 16, so as to adjust the distance between the adjusting plate 17 and the inner wall of the storage bin 1, when the incomplete gear 2104 is not meshed with the toothed plate 2105, the toothed plate 2105 loses the driving force of the incomplete gear 2104 on the incomplete gear, however, the weight of grain drives the two adjusting plates 17 to rotate again, and when the weight of grain is greater than the friction force between the first wedge block 2001 and the two second wedge blocks 2002, the adjusting plate 17 is driven to rotate, the first wedge block 2001 is driven to slide upwards through the connecting assembly 23, the driving rod 2004 is driven to slide upwards, the toothed plate 2105 is driven to slide upwards, and the incomplete gear 2104 is meshed with the toothed plate 2105 again conveniently, so that the operation is simple, the use is convenient, and the effect is good; a driving spring 24 is arranged between each sliding rod 2303 and the corresponding adjusting plate 17, and the elastic force of the driving spring 24 drives the adjusting plate 17 to approach the transverse plate 2003; in the using process, the incomplete gear 2104 rotates to drive the toothed plate 2105 to slide downwards, and further drive the driving rod 2004 to slide downwards, and further drive the first wedge block 2001 to abut against the two second wedge blocks 2002, and when continuing to drive the first wedge block 2001 downwards, further drive the two second wedge blocks 2002 to slide horizontally, and further drive the fixing rod 2301 to slide on the extension plate, and further drive the connecting rod 2302 to slide, and further drive the sliding rod 2303 to slide on the transverse plate 2003, and further drive the adjusting plate 17 to rotate on the mounting plate 16, the driving spring 24 is stretched when the adjusting plate 17 rotates, so as to adjust the distance between the adjusting plate 17 and the inner wall of the bin 1, when the incomplete gear 2104 does not mesh with the toothed plate 2105, the toothed plate 2105 loses the driving force of the incomplete gear 2104 on the adjusting plate, but in the process of the driving spring 24 recovering the elastic deformation, just can drive regulating plate 17 and rotate, and then drive first wedge 2001 upwards to slide through coupling assembling 23, and then drive actuating lever 2004 upwards to slide, and then drive pinion rack 2105 upwards to slide, incomplete gear 2104 again with pinion rack 2105 meshing of being convenient for, the circulation is reciprocal, easy operation, convenient to use and effectual to can the effectual condition of solving discharge gate 14 jam.

The working principle is as follows: when the multi-section grain drying device is used, firstly, feeding is carried out through the feeding hole 4, grains enter the tempering layer 6 after passing through the feeding mechanism 5, meanwhile, the driving motor 1101 is started, the rotating shaft of the driving motor 1101 rotates to drive the intermittent gear 1102 to rotate, further, the driving ring 1103 is driven to slide to one side through the driving teeth 1104, further, the limiting rod 1105 is driven to slide in the limiting sleeve 1106, when the intermittent gear 1102 is meshed with the driving teeth 1104 on the other side of the driving ring 1103, the driving ring 1103 is driven to slide to the other side, meanwhile, the limiting rod 1105 on the other side is driven to slide in the limiting sleeve 1106, and the stability of the sliding plate 902 during sliding is improved; when the rotating shaft of the driving motor 1101 rotates, the rotating shaft of the driving motor 1101 rotates to drive the first transmission gear 1203 to rotate, when the first transmission gear 1203 rotates, the first transmission chain 1205 is driven to rotate, the first transmission chain 1205 rotates to drive the second transmission gear 1204 to rotate, the stress rods 1201 where the second transmission gears 1204 are located are driven to rotate, one of the third transmission gears 1206 is driven to rotate, the second transmission chain 1208 is driven to rotate, the stress rods 1201 are driven to synchronously rotate, the cam 1202 is driven to abut against the vibrating plate 10, when the cam tip 12021 abuts against the vibrating plate 10, the vibrating plate 10 is driven to slide upwards, when the vibrating plate 10 slides upwards, the extension plate 1001 is driven to slide upwards, the reset spring 1002 is stretched, when the cam tip 12021 does not abut against the vibrating plate 10, the process that the reset spring 1002 recovers elastic deformation drives the vibrating plate 10 to slide downwards rapidly, thereby improve the vibration effect, excellent in use effect further improves this drying device's practicality.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a multistage formula grain drying device, includes feed bin (1), feed bin (1) top and bottom are provided with feed inlet (4) and discharge gate (14) respectively, just be provided with support frame (2), its characterized in that on feed bin (1) bottom:

a plurality of groups of drying units are sequentially arranged in the bin (1) from top to bottom, and each group of drying devices comprises a tempering layer (6), a ventilation layer (7) and a drying layer (8) from top to bottom;

a fixed plate (901) and a sliding plate (902) are arranged in the tempering layer (6), the sliding plate (902) is arranged in the storage bin (1) in a sliding manner, a vibrating plate (10) is arranged in the ventilation layer (7), and a plurality of groups of material dispersing holes are formed in the fixed plate (901), the sliding plate (902) and the vibrating plate (10);

a driving mechanism (11) is arranged in the bin (1), and the driving mechanism (11) drives the sliding plate (902) to slide and drives the vibration plate (10) to vibrate through the transmission mechanism (12).

2. The multi-stage grain drying apparatus of claim 1, further comprising: the driving mechanism (11) comprises a driving motor (1101), an intermittent gear (1102) is arranged on a rotating shaft of the driving motor (1101), a driving ring (1103) is arranged on the sliding plate (902), driving teeth (1104) are arranged on the driving ring (1103), and the intermittent gear (1102) is meshed with the driving teeth (1104);

limiting rods (1105) are arranged on two sides of the driving ring (1103), limiting sleeves (1106) are arranged on two sides of the inner wall of the storage bin (1), and each limiting rod (1105) is arranged in the corresponding limiting sleeve (1106) in a sliding mode.

3. The multi-stage grain drying apparatus of claim 2, further comprising: the transmission mechanism (12) comprises a plurality of groups of stress rods (1201) which are rotatably connected to the inner wall of the storage bin (1), a first transmission gear (1203) is arranged on a rotating shaft of the driving motor (1101), a second transmission gear (1204) is arranged on one stress rod (1201), and a first transmission chain (1205) is arranged between the first transmission gear (1203) and the second transmission gear (1204);

each stress rod (1201) is provided with a third transmission gear (1206), and a second transmission chain (1208) is arranged among the third transmission gears (1206);

cams (1202) are arranged on the two stress rods (1201), and the cams (1202) are in butt fit with the vibration plate (10).

4. The multi-stage grain drying apparatus of claim 1, further comprising: the top of the storage bin (1) is provided with a feeding mechanism (5), the feeding mechanism (5) comprises an installation frame (501) and a stressed shell (503), and the installation frame (501) and the stressed shell (503) are arranged in the storage bin (1);

it is provided with loading board (502) to slide on mounting bracket (501), be provided with a set of spliced pole (504) on loading board (502), two be provided with connecting plate (505) between spliced pole (504), be provided with fixed sleeve (506) on connecting plate (505), it is provided with a slip post (507) to slide in fixed sleeve (506), be provided with between slip post (507) and fixed sleeve (506) connecting spring (508), the elasticity of connecting spring (508) orders about connecting plate (505) and is close to atress shell (503).

5. The multi-stage grain drying apparatus of claim 1, further comprising: the drying device is characterized by also comprising an air inlet mechanism (3), wherein the air inlet mechanism (3) is communicated with the drying layer (8);

the air inlet mechanism (3) comprises a warm air blower (302), the warm air blower (302) is installed on the installation platform (301), an air guide pipe (303) is arranged on an air outlet of the warm air blower (302), and each drying layer (8) is communicated with the air guide pipe (303) through a communicating pipe (304).

6. The multi-stage grain drying apparatus of claim 1, further comprising: one end of the vibrating plate (10) far away from the transmission mechanism (12) is provided with an extension plate (1001), the extension plate (1001) vertically slides and is arranged on the side wall of the storage bin (1), a plurality of groups of reset springs (1002) are arranged between the bottom of the extension plate (1001) and the storage bin (1), and the elastic force of the reset springs (1002) drives the extension plate (1001) to be close to the inner wall of the storage bin (1).

7. The multi-stage grain drying apparatus of claim 1, further comprising: the feed bin is characterized in that a vent is formed in the side wall of the feed bin (1), the vent is located on a ventilation layer (7), and each vent is provided with a filtering unit (701).

8. The multi-stage grain drying apparatus of claim 1, further comprising: the drying layer (8) is provided with a plurality of groups of inclined guide plates (13), and each guide plate (13) is provided with a plurality of groups of scattering holes.

9. The multi-stage grain drying apparatus of claim 1, further comprising: one end, far away from the driving mechanism (11), of the sliding plate (902) is provided with a compensation plate (903), and the compensation plate (903) is horizontally arranged on the side wall of the storage bin (1) in a sliding mode.

10. The multi-stage grain drying apparatus of claim 1, further comprising: and a material scattering mechanism is also arranged at the discharge hole (14) of the storage bin.