CN216538925U

CN216538925U - Rapeseed seed screening equipment

Info

Publication number: CN216538925U
Application number: CN202123311132.0U
Authority: CN
Inventors: 任永飞
Original assignee: GUIZHOU INSTITUTE OF MOUNTAIN AGRICULTURAL MACHINERY
Current assignee: GUIZHOU INSTITUTE OF MOUNTAIN AGRICULTURAL MACHINERY
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-17
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses rapeseed seed screening equipment which comprises a screening box (1), wherein a partition plate (2) is vertically arranged in the screening box (1), the screening box (1) is divided into a left box body (3) and a right box body (4) by the partition plate (2), a through hole (5) is formed in the partition plate (2), a conveying belt (6) is arranged in the through hole (5), the conveying belt (6) is inclined, the lower end of the conveying belt is adjacent to the left side wall of the screening box (1), the upper end of the conveying belt is positioned above the right side wall of the screening box (1), a feeding nozzle (7) is arranged on the left side wall of the screening box (1), and a water surface floating object removing device (8) is arranged above the left box body (3). The product of the utility model utilizes the continuous conveying characteristic of the conveying belt (6) to uninterruptedly screen the rape seed seeds, has stronger continuous operation capability and effectively improves the screening efficiency.

Description

Rapeseed seed screening equipment

Technical Field

The utility model belongs to the technical field of agricultural machinery, and particularly relates to rapeseed seed screening equipment.

Background

Rapeseed is one of the main oil crops and honey crops in China, has the oil content of 37.5% -46.3%, and is widely cultivated in China. When people sow the rapeseed seeds, the rapeseed seeds need to be screened so as to take out necrotic seeds (namely imperfect seeds) in the seeds. The rapeseed seed screening method in the prior art usually adopts a manual sorting mode, for example, imperfect seeds in the seeds are screened out through a hand-operated mesh screen, although the seeds with full and suitable for planting can be sorted out by the method, the imperfect seeds are easy to be mixed into normal seeds, and meanwhile, the method also has the problems of high labor intensity and low working efficiency.

In long-term rape planting practices, it has been found that imperfect rapeseed seeds float to the surface of the water, while seeds with full seeds suitable for planting sink to the bottom of the water. Therefore, the utility model discloses a patent product that the publication number is "CN 208357010U", the name is "a rape seed sieving mechanism" is developed and designed to this patent product, and this patent product carries out the screening of rape seed based on the water selection mode, can get rid of imperfect seed comparatively thoroughly, compare in the mode of artifical manual screening, and is very labour saving and time saving, but its defect that has the continuous operation of unable exists, when the splendid attire case shifts the position between left cell body and right cell body, must stop adding the rape seed of waiting to filter in the cell body to the left, and from this and led to the decline of screening efficiency. Therefore, it is necessary to provide a rapeseed screening apparatus capable of continuous operation.

Disclosure of Invention

The utility model aims to solve the technical problem of providing rapeseed seed screening equipment which can continuously work and has higher screening efficiency and can overcome the defects of the prior art.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a rape seed screening installation, it includes the screening case, is equipped with the baffle at the screening incasement perpendicularly, the baffle separates the screening case for left box and right box, has seted up the through-hole on the baffle, is equipped with the conveyer belt in this through-hole, the conveyer belt is the slope form, and its lower extreme is adjacent with the left side wall of screening case, and the upper end is located the right side wall top of screening case, is provided with the charging door at the left side wall of screening case, is equipped with surface of water floater clearing device in the top of left box.

The rapeseed seed screening device is characterized in that the water surface floater removing device comprises a water suction pump and a filter box which are arranged above the left box body through a support, a water inlet pipe orifice of the water suction pump is in contact with the liquid surface in the left box body, and a water outlet pipe orifice is arranged above the inside of the filter box.

The rapeseed seed screening device is characterized in that the filter box is an uncovered box body.

The rapeseed seed screening device is characterized in that the right side wall of the screening box is provided with a brush for brushing the rapeseed seeds on the conveying belt.

The rapeseed seed screening device is characterized in that a blocking strip is arranged on the belt surface of the conveying belt.

In the rapeseed seed screening device, the distances between the conveying belt and the left side wall and between the conveying belt and the front and rear side walls of the screening box are smaller than the grain size of the rapeseed seeds.

The rapeseed seed screening device is characterized in that the through hole is a rectangular hole.

The rapeseed seed screening device is characterized in that the top of the partition plate is higher than the full water level line of the screening box during working.

The rapeseed seed screening device is characterized in that a water inlet valve is arranged on the upper portion of the left side wall of the screening box, and a water outlet valve is arranged on the lower portion of the right side wall of the screening box.

Compared with the prior art, the utility model has the beneficial effects that: the rapeseed seed screening equipment disclosed by the utility model separates healthy seeds and imperfect seeds in the rapeseed seeds in a floating manner. When the rapeseed screening machine is used, a proper amount of water is injected into the screening box, rapeseed seeds to be screened are continuously added into the left box body through the feeding nozzle, so that imperfect seeds float on the water surface of the left box body, and healthy seeds sink onto the conveying belt in the left box body; utilize surface of water floater clearing device to clear up the imperfect seed on the left box surface of water, utilize the conveyer belt to take healthy seed out of screening case, make healthy seed fall out from the right side wall top of screening case. Compared with the prior art, the product of the utility model utilizes the continuous conveying characteristic of the conveying belt to uninterruptedly screen the rape seed seeds, has stronger continuous operation capability and effectively improves the screening efficiency. In addition, the utility model also has the advantages of manpower and water saving and high screening accuracy.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a front cross-sectional view of the present invention.

Labeled as: 1. a screening box; 2. a partition plate; 3. a left box body; 4. a right box body; 5. a through hole; 6. a conveyor belt; 7. a charging nozzle; 8. a water surface floater removing device; 8-1, a bracket; 8-2, a water pump; 8-3 of a filter cartridge; 9. a brush; 10. and (6) blocking strips.

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. 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.

As shown in attached figures 1 and 2, the rapeseed seed screening device comprises a screening box 1, a partition plate 2 is vertically arranged in the screening box 1, the screening box 1 is divided into a left box body 3 and a right box body 4 by the partition plate 2, a through hole 5 is formed in the partition plate 2, the through hole 5 is a rectangular hole, a conveying belt 6 is arranged in the through hole 5, the conveying belt 6 is inclined, the lower end of the conveying belt 6 is adjacent to the left side wall of the screening box 1, the upper end of the conveying belt is located above the right side wall of the screening box 1, a feeding nozzle 7 is arranged on the left side wall of the screening box 1, and a water surface floater removing device 8 is arranged above the left box body 3.

When the rapeseed seed screening device is used, firstly, a proper amount of water is injected into the screening box 1; then, rapeseed seeds to be screened are continuously added into the left box body 3 through the feeding nozzle 7, so that imperfect seeds can float on the water surface of the left box body 3, and healthy seeds can sink onto the conveying belt 6 in the left box body 3; and then utilize surface of water floater clearing device 8 to clear up the imperfect seed on the surface of water of left box 3, utilize conveyer belt 6 to take healthy seed out of screening case 1, make healthy seed fall out from the right side wall top of screening case 1, can realize the continuity screening of rape seed to improve screening efficiency.

Specifically, the water surface floater removing device 8 comprises a water suction pump 8-2 and a filter box 8-3 which are installed above the left box body 3 through a support 8-1, the filter box 8-3 is a box body without a cover, a water inlet pipe orifice of the water suction pump 8-2 is in contact with the liquid level in the left box body 3, and a water outlet pipe orifice is located above the filter box 8-3. The arrangement of the structure of the water surface floater removing device 8 utilizes the water suction pump 8-2 to guide the imperfect seeds on the water surface of the left box body 3 into the filter box 8-3, not only can the imperfect seeds on the water surface of the left box body 3 be cleaned, but also the water in the screening box 1 can be recycled, and the purpose of saving water resources is achieved.

Specifically, a brush 9 for brushing the rapeseed seeds on the conveying belt 6 is arranged on the right side wall of the screening box 1.

Specifically, the surface of the conveying belt 6 is provided with a barrier strip 10, and the conveying belt 6 can more easily take out healthy rape seed seeds out of the screening box 1 under the limiting and pushing action of the barrier strip 10.

In order to avoid the rape seed seeds from sinking to the bottom of the screening box 1, the distances between the conveyer belt 6 and the left side wall and between the front side wall and the rear side wall of the screening box 1 are smaller than the grain size of the rape seed seeds.

In order to prevent the floating objects in the left box body 3 from entering the right box body 4, the top of the clapboard 2 is higher than the full water level line when the screening box 1 works.

In order to conveniently fill water and drain water to the screening box 1, a water inlet valve is arranged on the upper portion of the left side wall of the screening box 1, and a water outlet valve is arranged on the lower portion of the right side wall of the screening box 1.

It should be noted that the conveyor belt 6, as a conventional product in the prior art, is itself necessarily provided with a driving device, which is not described in detail herein.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model.

Claims

1. The utility model provides a rape seed screening installation, it includes screening case (1), is equipped with baffle (2) perpendicularly in screening case (1), baffle (2) separate screening case (1) for left box (3) and right box (4), its characterized in that: seted up through-hole (5) on baffle (2), be equipped with conveyer belt (6) in this through-hole (5), conveyer belt (6) are the slope form, and its lower extreme is adjacent with the left side wall of screening case (1), and the upper end is located the right side wall top of screening case (1), is provided with charging nozzle (7) at the left side wall of screening case (1), is equipped with surface of water floater clearing device (8) in the top of left box (3).

2. The rapeseed seed screening apparatus of claim 1, wherein: the water surface floater removing device (8) comprises a water suction pump (8-2) and a filter box (8-3) which are installed above the left box body (3) through a support (8-1), a water inlet pipe orifice of the water suction pump (8-2) is in contact with the liquid level in the left box body (3), and a water outlet pipe orifice is located above the interior of the filter box (8-3).

3. The rapeseed seed screening apparatus of claim 2, wherein: the filter box (8-3) is a box body without a cover.

4. The rapeseed seed screening apparatus of claim 1, wherein: the right side wall of the screening box (1) is provided with a brush (9) used for brushing the rapeseed seeds on the conveyer belt (6).

5. The rapeseed seed screening apparatus of claim 1, wherein: and a barrier strip (10) is arranged on the belt surface of the conveying belt (6).

6. The rapeseed seed screening apparatus of claim 1, wherein: the distance between the conveyer belt (6) and the left side wall and the distance between the conveyer belt and the front and rear side walls of the screening box (1) are smaller than the grain size of the rape seed.

7. The rapeseed seed screening apparatus of claim 1, wherein: the through hole (5) is a rectangular hole.

8. The rapeseed seed screening apparatus of claim 1, wherein: the top of the clapboard (2) is higher than the full water level line of the screening box (1) during working.

9. The rapeseed seed screening apparatus of claim 1, wherein: a water inlet valve is arranged on the upper part of the left side wall of the screening box (1), and a water outlet valve is arranged on the lower part of the right side wall of the screening box (1).