CN219459805U

CN219459805U - Rice threshing device

Info

Publication number: CN219459805U
Application number: CN202320809521.6U
Authority: CN
Inventors: 杨善; 莫俊杰; 周鸿凯; 储娜
Original assignee: Guangdong Ocean University
Current assignee: Guangdong Ocean University
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-08-04
Anticipated expiration: 2033-04-13

Abstract

The utility model belongs to the technical field of agricultural mechanical equipment, and particularly relates to a rice threshing device. Including threshing bin, be provided with threshing roller in the threshing bin, the lateral wall bottom in threshing bin is provided with the discharge gate, is located one side top of threshing roller on the threshing bin and is provided with the feed inlet, and feed inlet department level is provided with feeding platform, and feeding platform's top is provided with the clamp and carries the track, and the clamp is carried the track and is installed on a plurality of track supporting wheel, and the track supporting wheel passes through the mount and installs on threshing bin outer wall, and the surface of clamp is carried the track and is provided with a plurality of and is listed as the conveying tooth, corresponds every row on the feeding platform and carries the tooth and all offered one and supply to carry the bar hole that the tooth passed. The clamping conveying crawler belt is matched with the strip-shaped holes on the feeding platform, so that not only can the rice bundles be effectively clamped, but also the rice bundles can be continuously conveyed to the other end, and therefore, the continuous feeding of the rice bundles can be realized, and the threshing efficiency is remarkably improved.

Description

Rice threshing device

Technical Field

The utility model belongs to the technical field of agricultural mechanical equipment, and particularly relates to a rice threshing device.

Background

In agricultural rice production, rice harvesting mechanization technology comprises segmented harvesting mechanization and combined harvesting mechanization, along with the continuous expansion of rice planting area and the great increase of yield in China, rice needs to be threshed after harvesting, rice grains are conveniently processed, the mechanization of rice threshing operation increasingly attracts attention in all aspects, farmers are urgent to the requirements of threshing machines with high efficiency, high quality, high automation degree and low labor intensity, the rice threshing machines are used more and more widely, the application number of the Chinese patent No. CN202021706788.5 discloses a rice threshing machine for agricultural production, but the rice threshing machine needs to be used for threshing operation by holding rice spikes by hands, so that a bundle of rice needs to be fed into the next bundle of rice after threshing is finished, and the threshing efficiency is very low.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model discloses a rice threshing device, and particularly discloses the following technical scheme:

the utility model provides a rice thresher, includes threshing bin, is provided with threshing roller in the threshing bin, threshing bin's bottom is provided with the support bin, the bottom of support bin is provided with the supporting legs, threshing bin's lateral wall bottom is provided with the discharge gate, be provided with the feed inlet above one side of threshing roller on the threshing bin, feed inlet department level is provided with the feeding platform, the top of feeding platform is provided with the tight track of carrying of clamp with threshing roller parallel, the tight track of carrying of clamp is installed on a plurality of track supporting wheel, and every track supporting wheel is kept away from feed inlet one side and all is provided with the mount, the track supporting wheel passes through the mount and installs on threshing bin outer wall, one of them track supporting wheel and first driving motor's output fixed connection, the surface of pressing from both sides tight track of carrying is provided with a plurality of rows of conveying teeth, the bar hole that supplies the conveying teeth to pass has all been seted up to corresponding every row conveying teeth on the feeding platform.

Further, the threshing roller comprises a threshing roller body, a plurality of threshing blades are arranged on the outer surface of the threshing roller body, and a roller shaft at one end of the threshing roller body penetrates through the side wall of the threshing bin outwards and is fixedly connected with the output end of the second driving motor.

Further, a plurality of threaded holes are formed in the fixing frame in the vertical direction, and the fixing frame is fixed on the outer wall of the threshing bin through bolts.

Further, the inner bottom wall of the threshing bin is obliquely arranged, and one side of the inner bottom wall, which is close to the discharge hole, is lower than one side of the inner bottom wall, which is far away from the discharge hole.

Further, the threshing bin is arranged right above the threshing roller and is provided with an arc-shaped baffle plate, the arc-shaped baffle plate is higher than the feeding platform, and a lateral feeding hole is formed between the arc-shaped baffle plate and the feeding platform.

Further, be located discharge gate department on the outer wall of threshing warehouse and be provided with vertical decurrent discharge channel, be provided with the fan in the support warehouse, the air intake of fan runs through support warehouse outer wall and outside intercommunication, the supply-air outlet of fan runs through support warehouse lateral wall and discharge channel intercommunication, the discharge channel is provided with the air outlet corresponding to the supply-air outlet on the lateral wall of one side that the supply-air outlet was kept away from to the discharge channel.

Further, one side of the discharging channel far away from the air supply outlet is further provided with a rice chip collecting net box, the rice chip collecting net box is communicated with the discharging channel through an air outlet, and the bottom end of the rice chip collecting net box is provided with a chip removal port.

Further, the supporting plate is horizontally arranged in the supporting bin, the top end of the supporting plate is fixedly connected with the top wall of the supporting bin through a hydraulic telescopic rod, the bottom end of the supporting plate is provided with a traveling wheel through a supporting column, and a through hole for the traveling wheel to pass through is formed in the bottom wall of the supporting bin at the position corresponding to the traveling wheel.

Further, two guide rods are further vertically arranged in the supporting bin, the two guide rods are respectively located at two sides of the supporting bin, one end of each guide rod is fixedly connected with the top wall of the supporting bin, the other end of each guide rod penetrates through the supporting plate and is fixedly connected with the bottom wall of the supporting bin, and the supporting plate is slidably connected with the guide rods.

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

the clamping conveying crawler belt is matched with the strip-shaped holes on the feeding platform, so that not only can the rice bundles be effectively clamped, but also the rice bundles can be continuously conveyed to the other end, and therefore, the continuous feeding of the rice bundles can be realized, and the threshing efficiency is remarkably improved.

Drawings

Fig. 1 is a cross-sectional view of the present utility model.

Fig. 2 is a top view of the present utility model.

Fig. 3 is a schematic structural view of a threshing roller.

1-threshing bin, 2-threshing roller, 3-supporting bin, 4-supporting leg, 5-feeding platform, 6-clamping conveying crawler belt, 7-fixing frame, 8-conveying tooth, 9-second driving motor, 10-bolt, 11-arc baffle, 12-discharging channel, 13-fan, 14-rice dust collecting net cage, 15-supporting plate, 16-hydraulic telescopic rod, 17-travelling wheel and 18-guide rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a rice threshing device comprises a threshing bin 1, a threshing roller 2 is arranged in the threshing bin 1, a supporting bin 3 is arranged at the bottom of the threshing bin 1, supporting feet 4 are arranged at the bottom end of the supporting bin 3, a discharge hole is arranged at the bottom end of the side wall of the threshing bin 1, a feeding hole is arranged above one side of the threshing bin 1, which is positioned above the threshing roller 2, a feeding platform 5 is horizontally arranged at the feeding hole, a clamping conveying crawler 6 parallel to the threshing roller 2 is arranged above the feeding platform 5, the clamping conveying crawler 6 is arranged on a plurality of crawler supporting wheels, a fixing frame 7 is arranged on one side, away from the feeding hole, of each crawler supporting wheel, the crawler supporting wheels are arranged on the outer wall of the threshing bin 1 through the fixing frame 7, one crawler supporting wheel is fixedly connected with the output end of a first driving motor, a plurality of rows of conveying teeth 8 are arranged on the outer surface of the clamping conveying crawler 6, and a hole for the conveying teeth 8 to pass through is formed in the feeding platform 5 corresponding to each row of conveying teeth 8.

The pricked rice bundles are fed from one end of the clamping conveying crawler belt 6 according to the state that the rice ears face the threshing roller 2, the conveying teeth 8 on the outer surface of the clamping conveying crawler belt 6 are matched with the strip-shaped holes, so that the rice bundles can be effectively clamped, meanwhile, the rice bundles can be continuously conveyed to the other end, the input end is free to facilitate continuous feeding of the subsequent rice bundles, the threshing efficiency is remarkably improved, the rice bundles can be continuously contacted with the threshing roller 2 in the conveying process, and the threshing effect can be guaranteed.

In this embodiment, the threshing roller 2 includes a threshing roller body, the outer surface of the threshing roller body is provided with a plurality of threshing blades, the roller shaft at one end of the threshing roller body penetrates through the side wall of the threshing bin 1 outwards and is fixedly connected with the output end of the second driving motor 9, and the second driving motor 9 drives the threshing roller body to rotate, so that the threshing blades are used for threshing rice.

In this embodiment, a plurality of threaded holes are formed in the fixing frame 7 along the vertical direction, and the fixing frame 7 is fixed on the outer wall of the threshing bin 1 through bolts 10. The height of the fixing frame 7 can be adjusted by selecting different threaded holes to penetrate through the bolts 10, so that the height difference between the clamping conveying crawler 6 and the feeding platform 5 is adjusted, the clamping thickness is adjusted, and the feeding quantity of different rice bundles is further adapted.

In this embodiment, the inner bottom wall of the threshing bin 1 is obliquely arranged, and one side of the inner bottom wall, which is close to the discharge hole, is lower than one side of the inner bottom wall, which is far away from the discharge hole, so as to prevent rice grains from accumulating in the threshing bin 1.

In this embodiment, threshing bin 1 is located and is provided with arc baffle 11 directly over threshing roller 2, arc baffle 11 is higher than feeding platform 5, form lateral feed inlet between arc baffle 11 and the feeding platform 5, the setting of arc baffle 11 can prevent the splashing of rice grain.

In this embodiment, be provided with vertical decurrent discharge channel 12 in discharge gate department on the outer wall of threshing warehouse 1, be provided with fan 13 in the support storehouse 3, the air intake of fan 13 runs through support storehouse 3 outer wall and outside intercommunication, the supply-air outlet of fan 13 runs through support storehouse 3 lateral wall and discharge channel 12 intercommunication, the discharge channel 12 is provided with the air outlet corresponding to the supply-air outlet on the lateral wall of one side of keeping away from the supply-air outlet. The fan 13 supplies air into the discharging channel 12 through the air supply opening, so that straw scraps doped in rice grains are discharged from the air outlet in the falling process.

In this embodiment, the one side of discharge channel 12 that keeps away from the supply-air outlet still is provided with rice bits and collects box with a net 14, rice bits collect box with a net 14 through air outlet and discharge channel 12 intercommunication for collect the straw bits, the bottom of rice bits collect box with a net 14 is provided with the chip removal mouth, can discharge through the chip removal mouth after the straw bits in the rice bits collect box with a net 14 reaches a certain amount.

In this embodiment, the horizontal backup pad 15 that is provided with in the support storehouse 3, the top of backup pad 15 passes through hydraulic telescoping rod 16 and the roof fixed connection of support storehouse 3, advance wheel 17 is installed through the support column to the bottom of backup pad 15, the through-hole that supplies advance wheel 17 to pass is offered to the position of corresponding advance wheel 17 on the diapire of support storehouse 3. When the device needs to be moved, the hydraulic telescopic rod 16 stretches, the travelling wheel 17 descends to be in contact with the ground until the supporting legs 4 are separated from the ground, the device can be moved at the moment, after the device moves to a designated position, the hydraulic telescopic rod 16 retracts, the travelling wheel 17 retracts into the supporting bin 3, and the supporting legs 4 are in contact with the ground again, so that the device can be stably supported.

In this embodiment, two guide rods 18 are further vertically disposed in the support bin 3, the two guide rods 18 are located at two sides of the support bin 3 respectively, one end of each guide rod 18 is fixedly connected with the top wall of the support bin 3, the other end of each guide rod penetrates through the support plate 15 to be fixedly connected with the bottom wall of the support bin 3, and the support plate 15 is slidably connected with the guide rods 18. The arrangement of the guide rods 18 can significantly improve the lifting stability of the support plate 15.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model still fall within the scope of the technical solutions of the present utility model.

Claims

1. The utility model provides a rice thresher, its characterized in that, including threshing warehouse, be provided with threshing roller in the threshing warehouse, the bottom of threshing warehouse is provided with the supporting legs, the bottom of supporting legs is provided with the supporting legs, the lateral wall bottom of threshing warehouse is provided with the discharge gate, be provided with the feed inlet above one side that lies in threshing roller on the threshing warehouse, feed inlet department level is provided with feeding platform, feeding platform's top is provided with the clamp conveying track parallel with threshing roller, clamp conveying track installs on a plurality of track supporting wheel, and every track supporting wheel keeps away from feed inlet one side and all is provided with the mount, the track supporting wheel passes through the mount and installs on threshing warehouse outer wall, one of them track supporting wheel and first driving motor's output fixed connection, clamp conveying track's surface is provided with a plurality of rows of conveying teeth, a bar hole that supplies the conveying teeth to pass has all been seted up to corresponding every row conveying teeth on the feeding platform.

2. The rice threshing device of claim 1, wherein the threshing roller comprises a threshing roller body, a plurality of threshing blades are arranged on the outer surface of the threshing roller body, and a roller shaft at one end of the threshing roller body penetrates through the side wall of the threshing bin outwards and is fixedly connected with the output end of the second driving motor.

3. The rice threshing device of claim 1, wherein a plurality of threaded holes are formed in the fixing frame in the vertical direction, and the fixing frame is fixed on the outer wall of the threshing bin through bolts.

4. A rice threshing device as claimed in claim 1, wherein the inner bottom wall of the threshing bin is arranged obliquely, and one side of the inner bottom wall, which is close to the discharge opening, is lower than one side of the inner bottom wall, which is far away from the discharge opening.

5. The rice threshing device of claim 1, wherein the threshing bin is provided with an arc-shaped baffle plate right above the threshing roller, the arc-shaped baffle plate is higher than the feeding platform, and a lateral feeding hole is formed between the arc-shaped baffle plate and the feeding platform.

6. The rice threshing device according to claim 1, wherein a vertical downward discharging channel is arranged at a discharging hole on the outer wall of the threshing bin, a fan is arranged in the supporting bin, an air inlet of the fan penetrates through the outer wall of the supporting bin to be communicated with the outside, an air supply outlet of the fan penetrates through the side wall of the supporting bin to be communicated with the discharging channel, and an air outlet is arranged on the side wall, far away from the air supply outlet, of the discharging channel corresponding to the air supply outlet.

7. The rice threshing device of claim 6, wherein a rice chip collecting net cage is further arranged on one side, far away from the air supply port, of the discharging channel, the rice chip collecting net cage is communicated with the discharging channel through the air supply port, and a chip removing port is arranged at the bottom end of the rice chip collecting net cage.

8. The rice threshing device of claim 1, wherein a supporting plate is horizontally arranged in the supporting bin, the top end of the supporting plate is fixedly connected with the top wall of the supporting bin through a hydraulic telescopic rod, the bottom end of the supporting plate is provided with a traveling wheel through a supporting column, and a through hole for the traveling wheel to pass through is formed in the bottom wall of the supporting bin at a position corresponding to the traveling wheel.

9. The rice threshing device of claim 8, wherein two guide rods are further vertically arranged in the supporting bin, the two guide rods are respectively positioned at two sides of the supporting bin, one end of each guide rod is fixedly connected with the top wall of the supporting bin, the other end of each guide rod penetrates through the supporting plate and is fixedly connected with the bottom wall of the supporting bin, and the supporting plate is in sliding connection with the guide rods.