CN212259836U

CN212259836U - Seed thresher for seed selection of watermelon seedling

Info

Publication number: CN212259836U
Application number: CN202022080024.6U
Authority: CN
Inventors: 由守昌; 杨猛; 邢石磊; 杨珊; 王纪磊; 辛国凤; 王超; 王晓宁; 吴兵; 周士诚
Original assignee: Weifang Guopai Agricultural Technology Co Ltd
Current assignee: Weifang Guopai Agricultural Technology Co Ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-01-01
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a seed thresher for seed selection of watermelon seedling, which comprises a thresher casing, a threshing mechanism arranged in the middle of the thresher casing for shelling, a screening mechanism for screening seeds and a dumping mechanism for discharging waste residues, wherein the threshing mechanism comprises a pair of driving threshing roller and driven threshing roller which are arranged in parallel in the middle of the thresher casing, the driving threshing roller and the driven threshing roller are respectively provided with a driving wheel and a driven wheel at the same side of the thresher casing, the driving wheel and the driven wheel are connected through a belt, the watermelon seeds to be threshed can continuously and circularly fall into the threshing mechanism for threshing through the arranged screen mechanism, the shell and the threshed seeds can be scattered when the screen rotates in a barrel, the threshed seeds fall into a discharge port below through the holes of the screen, and fine residues generated by threshing are blown away by wind, the method has the advantages of simple structure, low seed breakage rate, good threshing effect and greatly reduced loss.

Description

Seed thresher for seed selection of watermelon seedling

Technical Field

The utility model relates to an agricultural thresher equipment technical field especially relates to a seed thresher is used in seed selection is grown seedlings to watermelon.

Background

At present, seed threshing equipment used in China is multiple and is very wide in application, but basically threshing is carried out by welding cylindrical threshing teeth on a threshing spoke mechanism, the threshing mode is high in energy consumption, seeds and germs are greatly crushed and damaged when the seeds are threshed, the quality of the seeds is affected, and the germination rate and the emergence rate are reduced.

Disclosure of Invention

The utility model aims to provide a: the seed thresher for watermelon seedling cultivation and seed selection is provided for solving the problems that watermelon seeds can not be greatly damaged and can be completely threshed during threshing.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a seed threshing machine for watermelon seedling raising and seed selection comprises a threshing machine shell, a threshing mechanism, a screening mechanism and a dumping mechanism, wherein the threshing mechanism is arranged in the middle of the threshing machine shell and used for shelling, the screening mechanism is used for screening seeds, the dumping mechanism is used for discharging waste residues, the threshing mechanism comprises a pair of driving threshing roller and driven threshing roller which are arranged in the middle of the threshing machine shell in parallel, the driving threshing roller and the driven threshing roller are respectively provided with a driving wheel and a driven wheel on the same side, which penetrates through the threshing machine shell, the driving wheel and the driven wheel are connected through a belt, the driving threshing roller is fixedly connected with an output shaft of a first motor arranged on the other side of the threshing machine shell, and elastic extrusion lugs are arranged;

the screening mechanism comprises a screen rotatably arranged inside the thresher casing and a driving mechanism arranged above the thresher casing, bulk material lugs are arranged inside the screen, a tooth block is arranged on one side of the screen close to the driving mechanism, the driving mechanism comprises a casing and a driving gear arranged inside the casing, the driving gear is fixedly connected with an output shaft of a driving motor fixed on one side of the casing, and the driving gear is meshed with the tooth block on the screen.

As a further description of the above technical solution:

the dumping mechanism comprises a hydraulic cylinder arranged inside a right side supporting leg of the shell of the thresher, and the middle part of a left side supporting leg of the shell of the thresher is hinged.

As a further description of the above technical solution:

the threshing machine is characterized in that a plurality of air outlets are formed in the left side of the threshing machine shell, a plurality of air inlets are formed in the right side of the threshing machine shell, and the air outlets are communicated with a waste residue collector arranged on the left side of the threshing machine shell through material receiving pipes.

As a further description of the above technical solution:

the thresher casing is provided with a feeding port at the upper end and a discharging port at the lower part, and the thresher casing is provided with a protective shell at the driving wheel and the driven wheel.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses in, can make the watermelon seed that will thresh through the screen cloth mechanism that sets up constantly the circulating threshing mechanism that falls into thresh, can also break up the shell and the seed after threshing when the screen cloth is at the bucket internal rotation for the seed after threshing accomplishes just falls into the discharge gate of below through the hole of screen cloth, and the tiny residue of threshing production is blown away by the wind, this method simple structure, and the seed breakage rate is low, threshes effectual loss that significantly reduces.

Drawings

FIG. 1 is a schematic view of the external appearance of a threshing machine according to an embodiment of the present invention;

FIG. 2 is a front view of a threshing machine according to an embodiment of the present invention;

FIG. 3 shows a cross-sectional view of a threshing machine according to an embodiment of the present invention;

fig. 4 shows a schematic structural diagram of a driving mechanism provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a thresher casing; 11. a feed inlet; 12. a discharge port; 13. an air inlet; 14. an air outlet; 2. a threshing mechanism; 21. an active threshing roller; 22. a driven threshing roller; 23. a first motor; 24. elastically extruding the projection; 3. a screening mechanism; 31. screening a screen; 32. a drive mechanism; 321. a housing; 322. a drive gear; 323. a drive motor; 4. a material dumping mechanism; 41. and a hydraulic cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a seed thresher for seed selection of watermelon seedling cultivation is characterized by comprising a thresher casing 1, a threshing mechanism 2 arranged in the middle of the thresher casing 1 and used for shelling, a screening mechanism 3 used for screening seeds and a dumping mechanism 4 used for discharging waste residues, wherein the threshing mechanism 2 comprises a pair of driving threshing roller 21 and driven threshing roller 22 which are arranged in parallel in the middle of the thresher casing 1, the driving threshing roller 21 and the driven threshing roller 22 are respectively provided with a driving wheel and a driven wheel at the same side of penetrating through the thresher casing 1, the driving wheel and the driven wheel are connected through a belt, the driving threshing roller 21 is fixedly connected with an output shaft of a first motor 23 arranged at the other side of the thresher casing 1, and elastic extrusion convex blocks 24 are arranged on the driving threshing roller 21 and the driven threshing roller 22;

the screening mechanism 3 comprises a screen 31 rotatably arranged in the thresher casing 1 and a driving mechanism 32 arranged above the thresher casing 1, a bulk material bump 33 is arranged in the screen 31, a tooth block is arranged on one side of the screen 31 close to the driving mechanism 32, the driving mechanism 32 comprises a shell 321 and a driving gear 322 arranged in the shell 321, the driving gear 322 is fixedly connected with an output shaft of a driving motor 323 fixed on one side of the shell 321, and the driving gear 322 is meshed with the tooth block on the screen 31.

Furthermore, the dumping mechanism 4 comprises a hydraulic cylinder 41 arranged inside the right side supporting leg of the thresher casing 1, and the middle part of the left side supporting leg of the thresher casing 1 is hinged.

Furthermore, the left side of the thresher casing 1 is provided with a plurality of air outlets 13, the right side is provided with a plurality of air inlets 14, and the plurality of air outlets 13 are communicated with a waste residue collector arranged on the left side of the thresher casing 1 through material receiving pipes.

Furthermore, the upper end of the thresher casing 1 is provided with a feeding hole 11, a discharging hole 12 is arranged right below the feeding hole, and the thresher casing 1 is provided with a protective shell at the driving wheel and the driven wheel.

The working principle is as follows: when the threshing machine is used, watermelon seeds are added into a pair of threshing rollers in the threshing machine from a feeding port, a first motor is started, the first motor drives a driving threshing roller to rotate, the driving threshing roller drives a driven threshing roller to rotate through belt transmission, meanwhile, a driving motor is started, the driving motor rotates to drive a driving gear to rotate, a screen mesh meshed with the driving gear is driven to rotate, air is introduced into the threshing machine from an air inlet, the threshed seeds fall into a discharge port from the lower side of the screen mesh, residues generated by threshing are blown up by the air and are discharged into a waste residue collector from an air outlet on the left side, when the threshing is finished, a hydraulic cylinder is started to enable a hydraulic rod to jack up upwards to enable the threshing machine to incline, and the residues are discharged into the waste residue collector from.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A seed threshing machine for watermelon seedling raising and seed selection is characterized by comprising a threshing machine shell (1), a threshing mechanism (2) arranged in the middle of the threshing machine shell (1) and used for shelling, a screening mechanism (3) used for screening seeds and a dumping mechanism (4) used for discharging waste residues, wherein the threshing mechanism (2) comprises a pair of driving threshing roller (21) and driven threshing roller (22) which are arranged in the middle of the threshing machine shell (1) in parallel, the driving threshing roller (21) and the driven threshing roller (22) are respectively provided with a driving wheel and a driven wheel on the same side penetrating through the threshing machine shell (1), the driving wheel and the driven wheel are connected through a belt, and the driving threshing roller (21) is fixedly connected with an output shaft of a first motor (23) arranged on the other side of the threshing machine shell (1); elastic extrusion convex blocks (24) are arranged on the driving threshing roller (21) and the driven threshing roller (22);

screening mechanism (3) are including rotating screen cloth (31) and the actuating mechanism (32) of setting in thresher casing (1) top that sets up in thresher casing (1) inside, the inside of screen cloth (31) is equipped with bulk cargo lug (33), screen cloth (31) are equipped with the tooth piece in one side that is close to actuating mechanism (32), actuating mechanism (32) are including casing (321) and set up at the inside drive gear (322) of casing (321), drive gear (322) and the output shaft fixed connection who fixes driving motor (323) in casing (321) one side, drive gear (322) and the tooth piece meshing on screen cloth (31).

2. The seed thresher for raising watermelon seedlings and selecting seeds as claimed in claim 1, wherein said dumping mechanism (4) comprises a hydraulic cylinder (41) arranged inside the right leg of the thresher casing (1), and the middle part of the left leg of the thresher casing (1) is hinged.

3. The seed thresher for raising watermelon seedlings and selecting seeds according to claim 1, wherein a plurality of air outlets (13) are arranged on the left side of the thresher casing (1), a plurality of air inlets (14) are arranged on the right side of the thresher casing (1), and the plurality of air outlets (13) are communicated with a waste residue collector arranged on the left side of the thresher casing (1) through a material receiving pipe.

4. The seed thresher for raising watermelon seedlings and selecting seeds according to claim 1, wherein the upper end of the thresher casing (1) is provided with a feed inlet (11) and a discharge outlet (12) is arranged right below the thresher casing (1), and the thresher casing (1) is provided with a protective shell at a driving wheel and a driven wheel.