CN114472126B

CN114472126B - Seed classifying and screening device with high sorting efficiency

Info

Publication number: CN114472126B
Application number: CN202210163900.2A
Authority: CN
Inventors: 吕孝财; 高青山; 从夕汉; 刘建新
Original assignee: Anhui Guorui Seed Industry Co ltd
Current assignee: Anhui Guorui Seed Industry Co ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2023-07-14
Anticipated expiration: 2042-02-22
Also published as: CN114472126A

Abstract

The invention relates to the technical field of screening devices, in particular to a seed grading screening device with high sorting efficiency, which comprises a tank body, wherein the tank body is of a vertical structure, a plurality of drain plates are arranged in an inner cavity of the tank body from top to bottom at equal intervals, the drain plates are provided with a plurality of drain holes, the size of the drain holes of the plurality of drain plates is sequentially reduced from top to bottom, a screening component is further arranged above the drain plates, and the screening component pushes seeds on the top surface of the drain plates to circularly rotate in the tank body and sequentially drop downwards through the drain holes. This device compares in traditional sieving mechanism, does not use vibrating motor to screen the seed, but promotes the seed through the push pedal and gets into the leak and select step by step, and screening quality obtains improving, and the push pedal adopts hard rubber material to make, avoids damaging the seed at the in-process of pushing the seed, protects the integrality of seed, and the screen volume that this device can handle has also obtained improving simultaneously.

Description

Seed classifying and screening device with high sorting efficiency

Technical Field

The invention relates to the technical field of screening devices, in particular to a seed classifying and screening device with high separation efficiency.

Background

In the seed cultivation process, seeds need to be screened, and in order to improve the survival rate of seed planting and the harvest, the seeds which are unhealthy in development, smaller in size and not full in development need to be removed by using a screening device.

The current screening plant is horizontal structure of transversely placing mostly, thereby makes the sieve flitch vibrations through vibrating motor to screen different seeds, but this kind of device in the in-service use, often can appear because the design problem of vibrations frequency adjustment inappropriateness or sieve flitch hole causes the screening quality not high, and screening efficiency is low, and in addition, horizontal equipment also comparatively occupies the site space, is unfavorable for some small-size factories to use.

Disclosure of Invention

In order to overcome the technical problems, the invention aims to provide a seed classifying and screening device with high classifying efficiency.

The aim of the invention can be achieved by the following technical scheme:

the utility model provides a seed classified screening device that separation efficiency is high, includes the jar body, the jar body is vertical structure, and its inner chamber top-down equidistance is provided with a plurality of bushing plates, a plurality of leak holes have been seted up to the bushing plate, wherein, a plurality of the leak hole size of bushing plate reduces in proper order top-down, the top of bushing plate still is provided with screening subassembly, screening subassembly promotes the seed of bushing plate top surface is in the internal circulation of jar rotates and drops downwards in proper order through the leak hole.

Further, among the plurality of the bushing plates, the lowest bushing plate is a solid plate, and no leakage holes are formed.

Further, a plurality of supporting legs are arranged on the lower end annular wall of the tank body at equal intervals, and fixing plates are arranged at the bottom ends of the supporting legs.

Further, the top surface of the tank body is provided with an opening for feeding, two cover plates are arranged at the opening, the two cover plates are hinged through a hinge, one cover plate is fixedly connected with the tank body, and the top surface of the other cover plate is provided with a handle.

Further, a notch is formed in the annular wall of the tank body, corresponding to the upper portion of the bushing, a rotating plate is rotatably arranged at the notch, and a handle is arranged on the outer wall of the rotating plate.

Further, guide plates are arranged on the outer wall of the tank body, corresponding to the two sides of the rotating plate, and are in clearance fit with the rotating plate.

Further, a supporting plate is arranged on the outer wall of the tank body at a position corresponding to the lower part of the rotating plate, and is of a telescopic structure, and one end of the supporting plate can be pulled to extend outwards.

Further in that, the below of the jar body is provided with the motor, the output of motor is connected with the drive shaft, the vertical upwards extension of drive shaft runs through the bottom surface of the jar body with the bushing, the outer wall of drive shaft corresponds a plurality of the top of bushing all is provided with screening subassembly.

Further in, the screening assembly comprises a connecting block and a pushing plate, wherein three connecting blocks and three pushing plates are arranged on the annular wall of the driving shaft at equal angles, clamping plates are attached to two sides of the pushing plate, and the clamping plates are connected with the connecting blocks through springs.

Further, the push plate is made of a hard rubber material.

The invention has the beneficial effects that:

1. compared with the traditional screening device, the device does not use a vibration motor to screen the seeds, but pushes the seeds to enter the leak holes to screen step by step through the push plate, the screening quality is improved, the push plate is made of hard rubber materials, the seeds are prevented from being damaged in the process of pushing the seeds, the integrity of the seeds is protected, and meanwhile, the processable screening amount of the device is also improved;

2. this device adopts vertical structure, compares in traditional sieving mechanism, and occupation space is littleer, more is applicable to the less service scenario in some spaces, has satisfied different user's user demand.

Drawings

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

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic diagram of the motor and screen assembly of the present invention;

fig. 5 is a partial enlarged view at B in fig. 4.

In the figure: 1. a tank body; 11. a support leg; 12. a fixing plate; 13. a cover plate; 131. a handle; 14. a bushing; 15. a rotating plate; 151. a handle; 16. a guide plate; 17. a supporting plate; 2. a motor; 21. a drive shaft; 3. a screening component; 31. a connecting block; 32. a spring; 33. a clamping plate; 34. a push plate.

Detailed Description

The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

As shown in fig. 1, a seed classified screening device with high sorting efficiency comprises a tank body 1, wherein the tank body 1 is of a vertical structure, an opening for feeding is formed in the top surface of the tank body 1, two cover plates 13 are arranged at the opening, the two cover plates 13 are hinged through hinges, one cover plate 13 is fixedly connected with the tank body 1, a handle 131 is arranged on the top surface of the other cover plate 13, when seeds need to be fed for screening, the handle 131 is pulled to open one cover plate 13, and after the seeds are fed, the cover plate 13 is turned over to avoid splashing of the seeds in the screening process.

As shown in fig. 1 and 2, a plurality of supporting legs 11 are equidistantly arranged on the lower end annular wall of the tank body 1, a fixing plate 12 is arranged at the bottom end of each supporting leg 11, a plurality of penetrating through holes are formed in the end face of each fixing plate 12, studs can be penetrated into the through holes and connected with the ground, and accordingly the tank body 1 is firmly fixed, and shaking in the screening process is avoided.

As shown in fig. 2, the inner cavity of the tank body 1 is provided with a plurality of drain plates 14 from top to bottom at equal intervals, the drain plates 14 are provided with a plurality of drain holes, wherein the drain holes of the plurality of drain plates 14 are sequentially reduced from top to bottom, the drain plate 14 at the lowest part is a solid plate, no drain holes are provided, and as the bottom end of the tank body 1 is not provided with an opening, seeds falling from the drain holes of the drain plates 14 at the uppermost layer sequentially stop when falling onto the drain plates 14 at the last layer, waiting for discharging and collecting, and after screening is finished, the seeds at the top surfaces of the different drain plates 14 are classified by screening.

As shown in fig. 2 and 4, a motor 2 is arranged below the tank body 1, an output end of the motor 2 is connected with a driving shaft 21, the driving shaft 21 vertically extends upwards and penetrates through the bottom surface of the tank body 1 and the drain plates 14, screening components 3 are arranged above the outer walls of the driving shaft 21 corresponding to the drain plates 14, and the screening components 3 push seeds on the top surfaces of the drain plates 14 to circularly rotate in the tank body 1 and drop downwards in sequence through drain holes.

As shown in fig. 5, the screening assembly 3 includes a connection block 31 and a push plate 34, the push plate 34 is made of hard rubber material, the annular wall of the driving shaft 21 is equiangular provided with three connection blocks 31 and three push plates 34, two sides of the push plate 34 are attached with clamping plates 33, the material of the push plate 34 is hard rubber with certain elasticity, the strength meets the use requirement, damage to seeds in the process of pushing the seeds can be effectively avoided, the material of the clamping plates 33 is metal, the two clamping plates 33 are fixed to the push plate 34 through penetrating screws and nuts, the design cost is reduced, the clamping plates 33 are connected with the connection block 31 through springs 32, the springs 32 are elastically connected, compared with the rigid connection, a certain movable offset exists in the push plate 34, the situation that the push plate 34 is in rigid contact with the seeds when rotating, the seeds are damaged, the integrity of the seeds is protected, and meanwhile, the service life of the push plate 34 is prolonged.

The size of the clamping plate 33 in the device is smaller than that of the pushing plate 34, the clamping plate 33 is only attached to the upper half part of the pushing plate 34, and the local clamping plate 33 can reduce the production cost and simultaneously consider the firmness degree of the fixing of the pushing plate 34.

According to the above technical scheme, after a certain seed is put into the opening on the top surface of the tank body 1, the motor 2 is started, the driving shaft 21 rotates along with it, the connecting block 31 drives the spring 32, the clamping plate 33 and the pushing plate 34 to rotate together under the action of the driving shaft 21, the pushing plate 34 is in clearance fit with the top surface of the bushing plate 14 and pushes the seed to rotate circularly on the top surface of the bushing plate 14, in the process, the size of the seed is smaller than that of the bushing plate 14, the seed falls into the bushing plate 14 on the next layer from the bushing hole, after a period of time, all the seeds are perfectly classified and screened, and in the process, the seed can be put into the opening on the top surface of the tank body 1 continuously.

As shown in fig. 2 and 3, a gap is arranged above the bushing plate 14 corresponding to the annular wall of the tank body 1, a rotating plate 15 is rotatably arranged at the gap, a handle 151 is arranged on the outer wall of the rotating plate 15, guide plates 16 are arranged on the outer wall of the tank body 1 corresponding to the two sides of the rotating plate 15, and the guide plates 16 are in clearance fit with the rotating plate 15.

According to the technical scheme of the upper section, after the seed screening is finished, the rotating plate 15 can be turned over, the rotating plate 15 is turned to the outside to be opened, at this moment, the push plate 34 pushes the seeds to flow out from the notch at the rotating process, so that the seeds are collected, and attention is paid to the fact that the bottom end height of the push plate 34 is flush with the top surface height of the bushing plate 14 or lower than the top surface height of the bushing plate 14, so that the seeds can be smoothly flowed out, the guide plate 16 can prevent the seeds from scattering after flowing out, and the collecting device is arranged at the position in advance, so that the whole seed screening and collecting steps can be completed.

As shown in fig. 3, a supporting plate 17 is disposed at a position below the rotating plate 15 on the outer wall of the tank body 1, the supporting plate 17 is in a telescopic structure, one end of the supporting plate 17 is pulled to extend outwards, the supporting plate 17 is used for supporting the turning angle of the rotating plate 15, and when the position of the collecting device needs to be adjusted, the length of the supporting plate 17 can be extended, so that the turning angle of the rotating plate 15 is reduced, and the use can be flexibly selected according to the needs.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely illustrative and explanatory of the invention, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. The utility model provides a seed classified screening device that separation efficiency is high, includes a jar body (1), its characterized in that, jar body (1) is vertical structure, and its inner chamber top-down equidistance is provided with a plurality of bushing plates (14), a plurality of holes have been seted up to bushing plates (14), wherein, a plurality of the hole size of bushing plates (14) reduces in proper order top-down, the top of bushing plates (14) still is provided with screening subassembly (3), screening subassembly (3) promote the seed of bushing plates (14) top surface is in jar body (1) internal circulation rotation and drop downwards in proper order through the hole; the novel screening device is characterized in that a motor (2) is arranged below the tank body (1), the output end of the motor (2) is connected with a driving shaft (21), the driving shaft (21) vertically extends upwards and penetrates through the bottom surface of the tank body (1) and the bushing plates (14), and screening assemblies (3) are arranged on the outer wall of the driving shaft (21) corresponding to the upper sides of a plurality of bushing plates (14); the screening assembly (3) comprises a connecting block (31) and a pushing plate (34), three connecting blocks (31) and three pushing plates (34) are arranged on the annular wall of the driving shaft (21) at equal angles, clamping plates (33) are attached to two sides of each pushing plate (34), and the clamping plates (33) are connected with the connecting blocks (31) through springs (32); a notch is formed in the annular wall of the tank body (1) corresponding to the upper side of the bushing plate (14), a rotating plate (15) is rotatably arranged at the notch, and a handle (151) is arranged on the outer wall of the rotating plate (15); guide plates (16) are arranged on the outer wall of the tank body (1) corresponding to the two sides of the rotating plate (15), and the guide plates (16) are in clearance fit with the rotating plate (15); the outer wall of the tank body (1) is provided with a supporting plate (17) corresponding to the position below the rotating plate (15), and the supporting plate (17) is of a telescopic structure and can extend outwards after being pulled at one end of the supporting plate (17).

2. The seed classifying screen device with high classifying efficiency according to claim 1, wherein among the plurality of the bushing plates (14), the lowest bushing plate (14) is a solid plate, and no holes are provided.

3. The seed classifying and screening device with high classifying efficiency according to claim 1, wherein a plurality of supporting legs (11) are equidistantly arranged on the lower end annular wall of the tank body (1), and a fixing plate (12) is arranged at the bottom end of each supporting leg (11).

4. The seed classifying and screening device with high classifying efficiency according to claim 1, wherein the top surface of the tank body (1) is provided with an opening for feeding, two cover plates (13) are arranged at the opening, the two cover plates (13) are hinged through a hinge, wherein one cover plate (13) is fixedly connected with the tank body (1), and the top surface of the other cover plate (13) is provided with a handle (131).

5. A seed sizing device with high sorting efficiency according to claim 1, characterized in that the push plate (34) is made of hard rubber material.