CN216448571U

CN216448571U - Up-down transmission type grain dryer

Info

Publication number: CN216448571U
Application number: CN202122095625.9U
Authority: CN
Inventors: 李国瑞
Original assignee: Dali Rongyang Walnut Machinery Manufacturing Co ltd
Current assignee: Dali Rongyang Walnut Machinery Manufacturing Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-05-06
Anticipated expiration: 2031-09-01

Abstract

The utility model relates to the technical field of grains, in particular to an up-and-down transmission type grain dryer. It includes the stoving case, the stoving case is close to the outer wall of bottom and has seted up the feed inlet, the stoving incasement portion rotates and is equipped with the rotary drum, the rotary drum top is connected with the rotation motor output shaft, it fixes to rotate the motor stoving roof portion, the rotary drum inner wall is equipped with the electric heat net, the rotary drum outer wall is fixed with the spiral plate, the spiral plate outer wall with the laminating of stoving incasement wall, the stoving case is close to the outer wall at top and has seted up the circulation mouth, circulation mouth tip intercommunication has the unloading frame, unloading frame tip intercommunication the feed inlet. The spiral grain dryer can spirally convey and dry grains from right to top, so that hot air is fully contacted with the grains, and the drying efficiency is improved.

Description

Up-down transmission type grain dryer

Technical Field

The utility model relates to the technical field of grains, in particular to an up-and-down transmission type grain dryer.

Background

The general term of various plant seeds as staple food in the food cooked by the grain and the forefinger can also be generically called as 'grains', the grains basically belong to gramineae plants, and contain mainly saccharides and proteins, and the grains comprise three categories of wheat (wheat, barley, highland barley, rye and oat), coarse grains (corn, sorghum, buckwheat, millet and millet) and rice (japonica rice, indica rice, glutinous rice, upland rice and deep rice);

grain needs to be dried by the aid of a dryer during grain processing, subsequent grinding or other processing is facilitated, but the grain is conveyed out of a drying box through a conveying belt by the aid of an existing grain dryer, the grain cannot be uniformly dried, the grain stays in the drying box for a short time, and drying efficiency is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vertical transmission type grain dryer to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides an up-and-down transmission type drying machine for grains, which comprises a drying box, wherein a feed inlet is formed in the outer wall of the drying box, which is close to the bottom, a rotary drum is rotatably arranged in the drying box, the top of the rotary drum is connected with an output shaft of a rotating motor, the rotating motor is fixed at the top of the drying box, an electric heating net is arranged on the inner wall of the rotary drum, a spiral plate is fixed on the outer wall of the rotary drum, the outer wall of the spiral plate is attached to the inner wall of the drying box, a circulation opening is formed in the outer wall of the drying box, which is close to the top, the end part of the circulation opening is communicated with a blanking frame, and the end part of the blanking frame is communicated with the feed inlet.

As a further improvement of the technical scheme, a box door is hinged to an opening of the outer wall of the blanking frame, and a handle is arranged on the outer wall of the box door.

As a further improvement of the technical scheme, a plurality of air holes are formed in the outer wall of the rotary drum, and dust screens are arranged in the air holes.

As a further improvement of the technical scheme, the inner wall of the rotary drum is provided with two symmetrical lifting grooves, and a lifting plate is arranged between the two lifting grooves in a sliding manner.

As a further improvement of the technical scheme, a screw rod is arranged in one of the lifting grooves in a rotating mode, the outer wall of the screw rod is in threaded fit connection with the end portion of the lifting plate, the end portion of the screw rod is connected with a lifting motor, and the lifting motor is embedded in the inner layer of the lifting groove.

As a further improvement of the technical scheme, a fan is rotated at the center of the top of the lifting plate, the end part of the fan is connected with an output shaft of a rotating motor, and the rotating motor is embedded in the inner layer of the lifting plate.

As a further improvement of the technical scheme, two conveying rollers are arranged inside the feeding port, the outer walls of the conveying rollers are meshed with conveying belts, and one conveying roller is connected with a transmission motor output shaft at the end part.

Compared with the prior art, the utility model has the beneficial effects that:

in this upper and lower transmission type drying-machine for grain, through throwing into stoving incasement portion with grain from the feed inlet, make grain be located the spiral plate and be close to the surface of bottom, then along with the rotary drum rotates in stoving incasement portion, it follows supreme conveying down with grain to drive the spiral plate rotation, then when grain conveying to stoving roof portion, drop to the feed inlet inside once more through the unloading frame from the circulation mouth, make grain can reciprocating business turn over stoving incasement portion, it is long when grain is located stoving incasement portion to improve, can make grain can be in the inside disturbance repeatedly of stoving incasement portion, make the grain that covers at the lower surface also can obtain drying, it is more even to make grain dry, improve the stoving effect.

Drawings

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

FIG. 2 is a plan view of the entire structure of example 1 of the present invention;

FIG. 3 is a schematic view of the structure of a spiral plate according to example 1 of the present invention;

FIG. 4 is an exploded perspective view of the drum structure of example 1 of the present invention;

FIG. 5 is an exploded view of the feed inlet of example 1 of the present invention.

The various reference numbers in the figures mean:

100. a drying box; 110. a feed inlet; 111. a conveying roller; 1110. a transmission motor; 112. a conveyor belt; 120. a circulation port; 121. a blanking frame; 122. a box door;

200. a rotating drum; 210. rotating the motor; 220. a spiral plate; 230. air holes are formed; 231. a dust screen; 240. a lifting groove; 241. a screw rod; 2410. a lifting motor; 242. a lifting plate; 243. a fan; 2430. a rotating electric machine.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 5, the present embodiment provides a vertical-conveying type drying machine for grain, which includes a drying box 100, a feeding opening 110 is formed in an outer wall of the drying box 100 near a bottom portion, a rotating drum 200 is rotatably disposed inside the drying box 100, an output shaft of a rotating motor 210 is connected to a top portion of the rotating drum 200, the rotating motor 210 is fixed to the top portion of the drying box 100, the rotating motor 210 is powered on to operate, and the rotating drum 200 is driven by the output shaft of the rotating motor 210 to rotate more easily and conveniently.

The inner wall of the rotary drum 200 is provided with an electric heating net which can be connected with a power supply to work, and the electric heating net generates heat to dry the inside of the drying box 100, thereby being beneficial to drying subsequent grains and ensuring the structural integrity.

In order to make the surface of the lifting plate 242 slide along the screw threads on the outer wall of the screw rod 241 more conveniently, two symmetrical lifting grooves 240 are formed in the inner wall of the rotary drum 200, and the lifting plate 242 is arranged between the two lifting grooves 240 in a sliding manner, so that the lifting plate 242 can move more stably up and down in the rotary drum 200.

Specifically, a screw rod 241 is rotatably arranged in one of the lifting grooves 240, the outer wall of the screw rod 241 is in threaded fit connection with the end portion of the lifting plate 242, the end portion of the screw rod 241 is connected with a lifting motor 2410, the lifting motor 2410 is embedded in the inner layer of the lifting groove 240, the lifting motor 2410 is powered on to work, an output shaft of the lifting motor 2410 drives the screw rod 241 to rotate, and therefore the surface of the lifting plate 242 can slide along the threads of the outer wall of the screw rod 241 more conveniently.

Inside the packing stoving case 100 that can be more even for steam, lifter plate 242 top center department rotates there is the fan 243, fan 243 end connection has rotating electrical machines 2430 output shaft, rotating electrical machines 2430 inlays and establishes at lifter plate 242 inlayer, with rotating electrical machines 2430 switch on, make its work, drive fan 243 by rotating electrical machines 2430 and rotate at lifter plate 242 top, be favorable to falling the inside steam of rotary drum 200 and outwards blow, lifter plate 242 drives fan 243 up-and-down motion simultaneously, make inside the packing stoving case 100 that steam can be more even, avoid the edge heat low, improve the stoving effect.

The outer wall of rotary drum 200 is fixed with spiral plate 220, the laminating of spiral plate 220 outer wall and stoving case 100 inner wall, can drop into stoving case 100 inside grain from feed inlet 110, make grain be located the surface that spiral plate 220 is close to the bottom, then rotate inside stoving case 100 along with rotary drum 200, it follows supreme conveying to drive spiral plate 220 to rotate with grain, can make grain can be in the inside disturbance repeatedly of stoving case 100, make the grain that covers at the lower surface also can obtain drying, it is more even to make grain dry, improve the stoving effect.

The outer wall that stoving case 100 is close to the top has seted up circulation mouth 120, and circulation mouth 120 tip intercommunication has unloading frame 121, and unloading frame 121 tip intercommunication feed inlet 110 can be when grain conveying to stoving case 100 top, and drop to feed inlet 110 inside once more through unloading frame 121 from circulation mouth 120, and inside the business turn over stoving case 100 that makes grain can reciprocate, it is long when improving that grain is located stoving case 100 inside, further improves the stoving effect.

In order to bring convenience to taking out grain conveying and inside the drying box 100 for conveying people, two conveying rollers 111 are arranged inside the feeding port 110, the outer wall of each conveying roller 111 is meshed with a conveying belt 112, the end part of one conveying roller 111 is connected with an output shaft of a transmission motor 1110, the end part of the transmission motor 1110 is fixed on the outer wall of the feeding port 110, the transmission motor 1110 is powered on to work, the output shaft of the transmission motor 1110 drives the conveying rollers 111 to rotate, the conveying belts 112 can be driven to convey inside the feeding port 110, the grain can enter the drying box 100 along with the conveying belts 112 conveniently when the conveying belts 112 rotate clockwise, after drying is finished, when the grain drops from the bottom of the discharging frame 121, the conveying belts 112 can rotate anticlockwise, the grain is conveyed and taken out, and the practicability is higher.

In order to facilitate cleaning of the inside of the discharging frame 121, the opening of the outer wall of the discharging frame 121 is hinged with a box door 122, the outer wall of the box door 122 is provided with a handle, the handle is held to facilitate opening of the box door 122, cleaning of the inside of the discharging frame 121 is facilitated, and grain blockage inside the discharging frame 121 is avoided.

In order to avoid the blockage caused by the grain entering the rotary drum 200 from the air holes 230, the plurality of air holes 230 are formed in the outer wall of the rotary drum 200, so that the heat generated by the electric heating net on the inner wall of the rotary drum 200 can be discharged from the air holes 230, and the dust-proof net 231 is arranged in the air holes 230, so that the blockage caused by the grain entering the rotary drum 200 from the air holes 230 can be avoided.

When the vertical transmission type grain dryer is used, grains are fed from the feed port 110, the output shaft of the transmission motor 1110 drives the transmission roller 111 to rotate, the transmission belt 112 can be driven to transmit in the feed port 110, the grains can enter the drying box 100 along with the transmission belt 112 when the transmission belt 112 rotates clockwise, the grains are positioned on the surface of the spiral plate 220 close to the bottom, meanwhile, the electric heating net generates heat to dry the inside of the drying box 100, the rotating motor 2430 drives the fan 243 to rotate on the top of the lifting plate 242, which is beneficial to blowing the hot air in the rotary drum 200 outwards, and the output shaft of the lifting motor 2410 drives the screw rod 241 to rotate, so that the surface of the lifting plate 242 slides along the screw thread on the outer wall of the screw rod 241, the lifting plate 242 moves up and down in the rotary drum 200 more stably, the fan 243 is driven to move up and down, and the hot air can be filled in the drying box 100 more uniformly, avoid the edge heat low, improve the stoving effect, then rotate inside stoving case 100 along with rotary drum 200, it follows supreme conveying to drive spiral plate 220 to rotate with grain, then when grain conveying to stoving case 100 top, drop to feed inlet 110 inside once more from circulation mouth 120 through unloading frame 121, make grain can be reciprocal business turn over stoving case 100 inside, it is long when grain is located stoving case 100 inside to improve, can make grain can be in the inside disturbance repeatedly of stoving case 100, make the grain that covers at the lower surface also can obtain drying, it is more even to make grain dry, improve the stoving effect, after drying, when grain drops from unloading frame 121 bottom, can make conveyer belt 112 anticlockwise rotation, take out grain conveying, the practicality is stronger.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an upper and lower transmission formula drying-machine for grain, includes stoving case (100), its characterized in that: the outer wall that stoving case (100) are close to the bottom has seted up feed inlet (110), stoving case (100) inside is rotated and is equipped with rotary drum (200), rotary drum (200) top is connected with rotation motor (210) output shaft, rotation motor (210) are fixed stoving case (100) top, rotary drum (200) inner wall is equipped with the electric heat net, rotary drum (200) outer wall is fixed with spiral plate (220), spiral plate (220) outer wall with the laminating of stoving case (100) inner wall, circulation mouth (120) have been seted up to the outer wall that stoving case (100) are close to the top, circulation mouth (120) tip intercommunication has unloading frame (121), unloading frame (121) tip intercommunication feed inlet (110).

2. The up-down transfer type dryer for grain according to claim 1, wherein: the opening of the outer wall of the blanking frame (121) is hinged with a box door (122), and the outer wall of the box door (122) is provided with a handle.

3. The up-down transfer type dryer for grain according to claim 1, wherein: the outer wall of the rotary drum (200) is provided with a plurality of air holes (230), and dust screens (231) are arranged in the air holes (230).

4. The up-down transmission type grain dryer according to claim 3, wherein: two symmetrical lifting grooves (240) are formed in the inner wall of the rotary drum (200), and a lifting plate (242) is arranged between the two lifting grooves (240) in a sliding mode.

5. The up-down transfer type dryer for grain according to claim 4, wherein: a screw rod (241) is rotatably arranged in one of the lifting grooves (240), the outer wall of the screw rod (241) is in threaded fit connection with the end part of the lifting plate (242), the end part of the screw rod (241) is connected with a lifting motor (2410), and the lifting motor (2410) is embedded in the inner layer of the lifting groove (240).

6. The up-down transfer type dryer for grain according to claim 5, wherein: the fan (243) rotates at the center of the top of the lifting plate (242), the end of the fan (243) is connected with an output shaft of a rotating motor (2430), and the rotating motor (2430) is embedded in the inner layer of the lifting plate (242).

7. The up-down transfer type dryer for grain according to claim 1, wherein: feed inlet (110) inside two transfer rollers (111) of being equipped with, the meshing of transfer roller (111) outer wall has conveyer belt (112), one of them transfer roller (111) end connection has transmission motor (1110) output shaft.