CN220068301U

CN220068301U - Corn threshing device

Info

Publication number: CN220068301U
Application number: CN202320677153.4U
Authority: CN
Inventors: 石垒; 杜世凯; 陈晓明; 刘胜军; 刘红艳; 王静; 刘传兵; 冯春福; 杨福南
Original assignee: Enshi Autonomous Prefecture Academy Of Agricultural Sciences
Current assignee: Enshi Autonomous Prefecture Academy Of Agricultural Sciences
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-11-24
Anticipated expiration: 2033-03-30

Abstract

The utility model relates to a corn threshing device, which comprises a supporting frame, a lower cover body fixed on the supporting frame, an upper cover body fixed on the lower cover body, spike-tooth rollers with two ends respectively fixed in the lower cover body in a rotating way, and a power mechanism connected with the spike-tooth rollers.

Description

Corn threshing device

Technical Field

The utility model relates to the technical field of agricultural production equipment, in particular to a corn threshing device.

Background

Agricultural machinery refers to various machines used in the crop planting and animal husbandry processes, as well as in the preliminary processing and handling of agricultural and animal products. Agricultural machines include agricultural power machines, farm construction machines, soil cultivation machines, planting and fertilizing machines, plant protection machines, farm irrigation and drainage machines, crop harvesting machines, agricultural product processing machines, animal husbandry machines, agricultural transportation machines, and the like, and agricultural machines in broad sense also include: forestry machinery, fishery machinery, mulberry, bee-keeping, edible fungus cultivation and other rural auxiliary machinery. The popularization of agricultural machinery is called agricultural mechanization.

Corn is the first crop in China, the application is wide, the vitamin content in the corn is very high and is five to ten times that of rice and wheat, the nutrition value and the health care effect of the corn are the highest in all staple foods, high nutrient substances such as riboflavin contained in the corn are very beneficial to human bodies, and the corn is often subjected to threshing treatment when being ripe and harvested, so that corn kernels are collected intensively.

With the development of agricultural machinery, corn threshing has not required manual threshing, and a corn thresher has become one of the main machines for corn harvesting. However, the existing corn threshing device does not separate corn kernels from dust particles, manual cleaning and separation are needed, and follow-up cleaning work for the corn kernels is increased.

Disclosure of Invention

Therefore, in order to overcome the defects in the prior art, the utility model provides a corn threshing device which solves the problems in the prior art.

In order to achieve the above object, the present utility model provides the following solutions: the utility model provides a corn threshing device, includes the support frame, fixes the lower lid on the support frame, fixes the upper cover on the lower lid, both ends respectively rotatory fixed in the internal spike-tooth roller of lower lid, and with the power unit that spike-tooth roller links to each other, wherein lower lid one side is opened fixedly to be equipped with down the grain groove, just lower grain groove end is the grain mouth, the lower lid is located down grain groove opposite side and has been seted up the axle mouth, fixed steel frame that is equipped with in the lower lid, steel frame is located the axle mouth goes out and has offered the hole that corresponds with it; the upper cover body top has seted up the feed inlet, and is located lower grain groove upper position has seted up the edulcoration pipeline, be provided with axial fan in the edulcoration pipeline, and be located the edulcoration pipeline is connected with the hose.

Further, the power mechanism comprises a driving motor fixed on the support frame, a driven shaft wheel fixed on one side of the lower cover body and connected with the spike-tooth roller, a belt sleeved with the driving motor and the driven shaft wheel respectively, and a protective cover fixed on the support frame.

Further, the bottom end of the grain discharging groove is a net-shaped grain discharging plate, and net holes of the net-shaped grain discharging plate are smaller than corn grains.

Further, the steel frame is in a concave structure, is erected and fixed on the lower cover body, and is respectively formed with the spike-tooth roller and the lower cover body, and threshing space and granule discharging space are formed.

Further, support columns and pulleys are respectively arranged at the bottom end of the frame-shaped structure of the support frame.

Further, the lower cover bodies are respectively positioned at the penetrating positions of the spike tooth roller and are respectively provided with a bearing seat.

Further, the feed inlet and the shaft outlet are arranged in a diagonal manner.

Further, the feed inlet, the granule discharging groove and the axle outlet are all obliquely arranged.

Further, a switch is arranged at the position of the upper cover body, which is positioned at the impurity removing pipeline, and the switch is connected with the axial flow fan.

Compared with the prior art, the corn harvester has the advantages that the corn is rolled through the spike-tooth roller and the steel frame, the labor input is reduced through driving of the driving motor, meanwhile, corn kernels and dust particles can be separated through the arrangement of the lower particle plate and the upper cover plate, corn husks can be separated and collected, the cleaning work of the corn kernels is reduced, the labor intensity of workers is reduced, and the corn harvester is convenient to use.

Drawings

FIG. 1 is a schematic view of the whole structure of a corn threshing device according to the utility model;

FIG. 2 is a schematic diagram of a corn threshing device according to the utility model;

fig. 3 is a schematic structural view of the corn threshing device with the protective cover removed;

fig. 4 is a schematic structural view of the corn threshing device with the upper cover removed;

FIG. 5 is a schematic view of the structure of the lower cover of the present utility model;

fig. 6 is a schematic structural view of the upper cover body in the present utility model.

In the figure: the device comprises a supporting frame 1, an upper cover body 2, a lower cover body 3, a protective cover 4, a driving motor 5, a feed inlet 6, a shaft outlet 7, a hose 8, a belt 9, a driven shaft wheel 10, a grain outlet 11, a spike tooth roller 12, a net-shaped grain discharging plate 13, a steel frame 14 and an axial flow fan 15.

Detailed Description

In order that the objects and advantages of the utility model will become more apparent, the utility model will be further described with reference to the following examples; it should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model.

It should be noted that, in the description of the present utility model, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

The utility model is further described below with reference to the accompanying drawings.

Referring to fig. 1 to 4, the present utility model relates to a corn threshing device, comprising a supporting frame 1, a lower cover 3 fixed on the supporting frame 1, an upper cover 2 fixed on the lower cover 3, a spike-tooth roller 12 with two ends respectively fixed in the lower cover 3 in a rotating way, and a power mechanism connected with the spike-tooth roller 12; the bottom end of the frame-shaped structure of the support frame 1 is respectively provided with a support column and a pulley; the power mechanism comprises a driving motor 5 fixed on the support frame 1, a driven shaft wheel 10 fixed on one side of the lower cover body 3 and connected with the spike-tooth roller 12, a belt 9 respectively sleeved with the driving motor 5 and the driven shaft wheel 10, and a protective cover 4 fixed on the support frame 1.

Referring to fig. 5, a granule discharging slot is fixedly opened at one side of the lower cover body 3, a granule discharging port 11 is provided at the end of the granule discharging slot, a shaft discharging port 7 is provided at the opposite side of the lower cover body 3 to the granule discharging slot, a steel frame 14 is fixedly provided in the lower cover body 3, and a hole corresponding to the shaft discharging port 7 is provided at the steel frame 14; the bottom end of the grain discharging groove is provided with a net-shaped grain discharging plate 13, and net holes of the net-shaped grain discharging plate 13 are smaller than corn grains; the steel frame 14 is in a concave structure, is erected and fixed on the lower cover body 3, and is respectively formed with the spike-tooth roller 12 and the lower cover body 3, and a threshing space and a granule discharging space are formed; the lower cover body 3 is respectively provided with bearing seats at the penetrating positions of the spike tooth roller 12.

Referring to fig. 6, a feed inlet 6 is provided at the top end of the upper cover 2, a impurity removing pipe is provided above the granule discharging groove, an axial fan 15 is provided in the impurity removing pipe, and a hose 8 is connected to the impurity removing pipe.

In the present utility model, the axial flow fan 15 is an induced draft fan.

In the utility model, the feed inlet 6, the granule discharging groove and the axle outlet 7 are all arranged in an inclined way, and the feed inlet 6 and the axle outlet 7 are arranged in a diagonal way.

In the utility model, a switch is arranged at the position of the upper cover body 2, which is positioned at the impurity removing pipeline, and the switch is connected with the axial flow fan 15.

When the device is used, the device is firstly pushed to a designated position, the tail end of the hose 8 is placed in a bag, the hose 8 is connected to a power supply, after preparation work is completed, the driving motor 5 is started, the motor rotates to drive the driven shaft wheel 10 through the belt 9, the spike-tooth roller 12 rotates, the axial flow fan 15 is started through a switch, the device is started, at the moment, a user can send corn into the device through the feeding hole 6 to roll and thresh the corn through the spike-tooth roller 12 and the steel frame 14, corn kernels can drop into a grain discharging space through the steel frame 14 and then slide out through a grain discharging groove, when the corn kernels fall into the grain discharging groove, particles smaller than the net-shaped grain discharging plate 13 fall out of a net hole in vibration generated by rotation of the motor, corn husks generated by rolling are sucked out along with the axial flow fan 15, the corn husks are sent into the bag through the hose 8, the corn husks continuously enter into the bag in rotation are discharged through the grain discharging hole 7, and the corn is discharged through the grain discharging hole 11 through the grain discharging plate.

Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will be within the scope of the present utility model.

The foregoing description is only of the preferred embodiments of the utility model and is not intended to limit the utility model; various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The corn threshing device is characterized by comprising a supporting frame, a lower cover body, an upper cover body, a spike-tooth roller and a power mechanism, wherein the lower cover body is fixed on the supporting frame, the upper cover body is fixed on the lower cover body, the two ends of the spike-tooth roller are respectively and rotatably fixed in the lower cover body, the power mechanism is connected with the spike-tooth roller, a lower grain groove is fixedly opened at one side of the lower cover body, the tail end of the lower grain groove is a grain outlet, the lower cover body is positioned at the opposite side of the lower grain groove and is provided with a shaft outlet, a steel frame is fixedly arranged in the lower cover body, and the steel frame is positioned at the shaft outlet and is provided with a hole corresponding to the shaft outlet; the upper cover body top has seted up the feed inlet, and is located lower grain groove upper position has seted up the edulcoration pipeline, be provided with axial fan in the edulcoration pipeline, and be located the edulcoration pipeline is connected with the hose.

2. The corn threshing device of claim 1, wherein the power mechanism comprises a driving motor fixed on the supporting frame, a driven shaft wheel fixed on one side of the lower cover body and connected with the spike-tooth roller, belts respectively sleeved with the driving motor and the driven shaft wheel, and a protective cover fixed on the supporting frame.

3. The corn threshing device of claim 1, wherein the bottom end of the lower grain tank is a net lower grain plate, and net holes of the net lower grain plate are smaller than corn kernels.

4. The corn threshing device of claim 1, wherein the steel frame is in a concave structure, is erected and fixed on the lower cover body, and is formed separately from the spike-tooth roller and the lower cover body, and threshing space and lower grain space.

5. The corn threshing device of claim 1, wherein the bottom ends of the frame-forming structures of the support frame are respectively provided with a support column and a pulley.

6. The corn threshing device of claim 1, wherein bearing seats are respectively arranged at the penetrating positions of the spike-tooth roller on the lower cover body.

7. The corn threshing device of claim 1, wherein the feed inlet is disposed diagonally to the outlet.

8. The corn threshing device of claim 1, wherein the feed inlet, the granule discharging groove and the axle outlet are all arranged in an inclined manner.

9. The corn threshing device of claim 1, wherein a switch is arranged at the position of the upper cover body at the impurity removing pipeline, and the switch is connected with the axial flow fan.