Wheat seed screening device

Abstract

The utility model relates to the technical field of wheat seed screening, in particular to a wheat seed screening device which facilitates cleaning of impurities and dust in wheat seeds, improves practicability, facilitates adjustment of feeding speed and improves screening quality. Comprising a screening mechanism; the device further comprises a feeding speed control mechanism, a winnowing mechanism, a collecting mechanism and an installing mechanism, the feeding speed control mechanism is installed at the top end of the screening mechanism, the winnowing mechanism is installed on the side wall of the feeding speed control mechanism, the collecting mechanism is installed on the side wall of the screening mechanism, and the installing mechanism is installed on the collecting mechanism. The wheat seeds can be conveniently vibrated and screened through the screening mechanism, the feeding speed of the wheat seeds can be conveniently adjusted through the feeding speed control mechanism, the wheat seeds are sorted through the winnowing mechanism, impurities sorted by the winnowing mechanism are collected and dedusted through the collecting mechanism, and the collecting mechanism can be conveniently cleaned and installed through the installing mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of wheat seed screening, in particular to a wheat seed screening device. Background Art

[0002] In order to improve the quality of wheat seeds, it is usually necessary to screen the seeds, remove the unfilled seeds, small-grain seeds and debris in the seeds, and retain the large-grained full seeds. The screening machine can grade and screen the seeds, screen out the large-grained full seeds, and remove the unfilled seeds, small-grain seeds and debris in the seeds.

[0003] In the existing wheat seed screening technology, for example, the prior art with application number CN202321383176.0, includes a vertical frame, a discharge plate, a hopper, a screening frame, a top frame, a vibrator, a screening mesh frame, a screening mesh, a reinforcement rod and a connecting seat, etc., and a screening component is set. Wheat seeds are put into the screening mesh frame by the hopper, and can be put in batches and fall into the screening mesh frame. The vibrator is started, and the vibrator acts on the screening mesh frame to make it shake, thereby speeding up the screening operation.

[0004] However, wheat seeds may contain dust and weed impurities, which affect the quality of screening. In addition, the existing technology is inconvenient to adjust the seed feeding speed, resulting in insufficient screening. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a wheat seed screening device which is convenient for cleaning impurities and dust in wheat seeds, improves practicality, and is convenient for adjusting the feeding speed to improve the screening quality.

[0006] The utility model discloses a wheat seed screening device, comprising a screening mechanism; further comprising a feeding speed control mechanism, an air selection mechanism, a collecting mechanism and an installation mechanism, wherein the feeding speed control mechanism is installed at the top of the screening mechanism, the air selection mechanism is installed on the side wall of the feeding speed control mechanism, the collecting mechanism is installed on the side wall of the screening mechanism, and the installation mechanism is installed on the collecting mechanism, the screening mechanism is convenient for vibrating and screening the wheat seeds, the feeding speed control mechanism is convenient for adjusting the feeding speed of the wheat seeds, the air selection mechanism sorts the wheat seeds, the collecting mechanism collects and removes dust from the impurities sorted by the air selection mechanism, and the installation mechanism is convenient for cleaning and installing the collecting mechanism; the screening mechanism is convenient for vibrating and screening the wheat seeds, the feeding speed control mechanism is convenient for adjusting the feeding speed of the wheat seeds, and the quality of the screening is improved, the air selection mechanism sorts the wheat seeds and removes the impurities in the wheat seeds, the collecting mechanism collects and removes dust from the impurities sorted by the air selection mechanism, and the installation mechanism is convenient for cleaning and installing the collecting mechanism, and the convenience is improved.

[0007] Preferably, the screening mechanism includes a screening bin, a screen plate, a spring, a cam shaft, a first motor and a material guide plate, a chamber is provided in the screening bin, one end of the screen plate is rotatably mounted on the inner wall of the screening bin, the other end of the screen plate is mounted on the inner wall of the screening bin through a spring, the cam shaft is rotatably mounted on the inner wall of the screening bin, the first motor is mounted on the side wall of the screening bin, the output end of the first motor is connected to the cam shaft, the material guide plate is obliquely mounted inside the screening bin, and the screen plate is placed on the cam shaft; when the wheat seeds fall into the screening bin, the cam shaft is driven to rotate by turning on the first motor, the screen plate is lifted up by the convex point of the cam shaft, and the screen plate is pulled back by the spring, thereby completing the vibration of the screen plate, and the wheat seeds are vibrated and screened by the screen plate, and the material guide plate assists in discharging.

[0008] Preferably, the feeding speed control mechanism includes an air separation bin, a feeding hopper, a fixed feeding plate, a sliding feeding plate, a fixed plate, an adjusting plate and a threaded rod. The air separation bin is installed on the top of the screening bin, the feeding hopper is installed on the top of the air separation bin, the fixed feeding plate is installed on the inner wall of the feeding hopper, the sliding feeding plate is slidably installed on the inner wall of the feeding hopper, the fixed plate is installed on the side wall of the feeding hopper, the threaded rod is rotatably installed on the adjusting plate, the threaded rod is threadably matched with the fixed plate, both the fixed feeding plate and the sliding feeding plate are provided with feeding holes, and the sliding feeding plate is installed on the adjusting plate; but when the feeding speed needs to be adjusted, the threaded rod is rotated to drive the adjusting plate to move relative to the fixed plate through the threaded relationship, thereby driving the sliding feeding plate to slide in the feeding hopper, and then adjusting the feeding speed through the overlapping size of the feeding holes of the sliding feeding plate and the fixed feeding plate to improve the screening quality.

[0009] Preferably, the air selection mechanism includes a bellows, a fan and an air outlet, the bellows is installed on the side wall of the air selection bin, the fan is installed on the side wall of the bellows, and the air outlet is installed on the inner wall of the air selection bin; when the wheat seeds are loaded, the fan is turned on to inflate the bellows, and then the wheat seeds are air selected through the air outlet, thereby cleaning the impurities in the wheat seeds.

[0010] Preferably, the collecting mechanism includes a collecting bin, a mounting column and a cloth bag, the collecting bin is mounted on the side wall of the air selection bin, a discharge port is provided on the collecting bin, the mounting column is mounted at the discharge port of the collecting bin through the mounting mechanism, the cloth bag is mounted at the bottom end of the mounting column, and a sealing gasket is provided on the mounting column; when the wheat seeds are loaded, the fan is turned on to inflate the bellows, and then the wheat seeds are air-selected through the air outlet, thereby cleaning the impurities in the wheat seeds, blowing the impurities into the collecting bin, and then entering the cloth bag through the mounting column, and the dust in the air can be removed by the cloth bag, thereby improving practicality.

[0011] Preferably, the mounting mechanism includes a mounting plate, a rotating seat, a protrusion, an eccentric shaft and a cylinder, the mounting plate is mounted on the bottom end of the discharge port of the collecting bin, the rotating seat is rotatably mounted on the mounting plate, the protrusion is mounted on the inner wall of the rotating seat, the eccentric shaft is eccentrically rotatably mounted on the mounting plate, one end of the cylinder is rotatably mounted on the mounting plate, and the other end of the cylinder is rotatably mounted on the rotating seat; when the mounting column is to be installed, the mounting column is first placed on the mounting plate, sealed by the sealing gasket of the mounting column, and then the cylinder is controlled to contract, thereby driving the rotating seat to rotate on the mounting plate, and then the eccentric shaft is squeezed to rotate by the protrusion, and the mounting column is fixed by the eccentric shaft to improve practicality.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the screening mechanism facilitates vibration screening of wheat seeds, the feeding speed control mechanism facilitates adjustment of the feeding speed of wheat seeds and improves the quality during screening, the air selection mechanism sorts the wheat seeds and removes impurities in the wheat seeds, the collecting mechanism collects and removes dust from the impurities sorted by the air selection mechanism, and the installation mechanism facilitates cleaning and installation of the collecting mechanism and improves convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0014] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0015] Figure 3 It is a third axonometric structural schematic diagram of the utility model;

[0016] Figure 4 It is a fourth axonometric structural schematic diagram of the utility model;

[0017] Figure 5 It is a fifth axonometric structural schematic diagram of the utility model;

[0018] Figure 6 It is a schematic diagram of the cross-sectional structure of the utility model when viewed from above;

[0019] Figure 7 It is a schematic diagram of the top-view cross-section axonometric structure of the utility model;

[0020] Figure 8 It is a front cross-sectional structural schematic diagram of the utility model;

[0021] Fig. 9 The utility model Figure 3 A schematic diagram of the enlarged structure at A in the middle;

[0022] Fig.10 The utility model Figure 4 A schematic diagram of the enlarged structure at B in the middle;

[0023] Markings in the attached drawings: 01, screening mechanism; 11, screening bin; 12, sieve plate; 13, spring; 14, cam; 15, first motor; 16, guide plate; 02, feeding speed control mechanism; 21, air separation bin; 22, feeding hopper; 23, fixed feeding plate; 24, sliding feeding plate; 25, fixed plate; 26, adjusting plate; 27, threaded rod; 03, air separation mechanism; 31, bellows; 32, fan; 33, air outlet; 04, collecting mechanism; 41, collecting bin; 42, mounting column; 43, cloth bag; 05, mounting mechanism; 51, mounting plate; 52, rotating seat; 53, cam; 54, eccentric shaft; 55, cylinder. DETAILED DESCRIPTION

[0024] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0025] Example 1

[0026] like Figures 1 to 9 As shown, it includes a screening mechanism 01, a feeding speed control mechanism 02, a wind selection mechanism 03, a collecting mechanism 04 and a mounting mechanism 05. The feeding speed control mechanism 02 is mounted on the top of the screening mechanism 01, the wind selection mechanism 03 is mounted on the side wall of the feeding speed control mechanism 02, the collecting mechanism 04 is mounted on the side wall of the screening mechanism 01, and the mounting mechanism 05 is mounted on the collecting mechanism 04;

[0027] The screening mechanism 01 facilitates vibration screening of wheat seeds, the feeding speed control mechanism 02 facilitates adjustment of the feeding speed of wheat seeds, the air selection mechanism 03 sorts the wheat seeds, the collecting mechanism 04 collects and removes dust from the impurities sorted by the air selection mechanism 03, and the installation mechanism 05 facilitates cleaning and installation of the collecting mechanism 04;

[0028] The screening mechanism 01 includes a screening bin 11, a screen plate 12, a spring 13, a cam 14, a first motor 15 and a guide plate 16. A chamber is provided in the screening bin 11. One end of the screen plate 12 is rotatably mounted on the inner wall of the screening bin 11. The other end of the screen plate 12 is mounted on the inner wall of the screening bin 11 through the spring 13. The cam 14 is rotatably mounted on the inner wall of the screening bin 11. The first motor 15 is mounted on the side wall of the screening bin 11. The output end of the first motor 15 is connected to the cam 14. The guide plate 16 is obliquely mounted inside the screening bin 11. The screen plate 12 is placed on the cam 14.

[0029] The feeding speed control mechanism 02 includes an air selection bin 21, an upper hopper 22, a fixed feeding plate 23, a sliding feeding plate 24, a fixed plate 25, an adjusting plate 26 and a threaded rod 27. The air selection bin 21 is installed at the top of the screening bin 11, the upper hopper 22 is installed at the top of the air selection bin 21, the fixed feeding plate 23 is installed on the inner wall of the upper hopper 22, the sliding feeding plate 24 is slidably installed on the inner wall of the upper hopper 22, the fixed plate 25 is installed on the side wall of the upper hopper 22, the threaded rod 27 is rotatably installed on the adjusting plate 26, the threaded rod 27 is threadedly matched with the fixed plate 25, and the fixed feeding plate 23 and the sliding feeding plate 24 are both provided with feeding holes, and the sliding feeding plate 24 is installed on the adjusting plate 26;

[0030] When the wheat seeds fall into the screening bin 11, the cam 14 is driven to rotate by turning on the first motor 15, and the sieve plate 12 is lifted up by the convex point of the cam 14, and the sieve plate 12 is pulled back by the spring 13, thereby completing the vibration of the sieve plate 12, and the wheat seeds are vibrated and screened by the sieve plate 12, and the discharge is assisted by the guide plate 16. However, when the feeding speed is to be adjusted, the threaded rod 27 is rotated, and the adjustment plate 26 is driven to move relative to the fixed plate 25 through the threaded relationship, thereby driving the sliding feeding plate 24 to slide in the feeding hopper 22, and then the feeding speed is adjusted by the overlap size of the feeding holes of the sliding feeding plate 24 and the fixed feeding plate 23, thereby improving the screening quality, and the air selection mechanism 03 sorts the wheat seeds and removes impurities in the wheat seeds, and the collecting mechanism 04 collects and removes dust from the impurities sorted by the air selection mechanism 03, and the installation mechanism 05 facilitates the cleaning and installation of the collecting mechanism 04, thereby improving convenience.

[0031] Example 2

[0032] like Figure 5 , Figure 6 , Figure 8 and Fig.10 As shown, it includes a screening mechanism 01, a feeding speed control mechanism 02, a wind selection mechanism 03, a collecting mechanism 04 and a mounting mechanism 05. The feeding speed control mechanism 02 is mounted on the top of the screening mechanism 01, the wind selection mechanism 03 is mounted on the side wall of the feeding speed control mechanism 02, the collecting mechanism 04 is mounted on the side wall of the screening mechanism 01, and the mounting mechanism 05 is mounted on the collecting mechanism 04;

[0033] The screening mechanism 01 facilitates vibration screening of wheat seeds, the feeding speed control mechanism 02 facilitates adjustment of the feeding speed of wheat seeds, the air selection mechanism 03 sorts the wheat seeds, the collecting mechanism 04 collects and removes dust from the impurities sorted by the air selection mechanism 03, and the installation mechanism 05 facilitates cleaning and installation of the collecting mechanism 04;

[0034] The wind selection mechanism 03 includes a wind box 31, a fan 32 and an air outlet 33. The wind box 31 is installed on the side wall of the wind selection bin 21, the fan 32 is installed on the side wall of the wind box 31, and the air outlet 33 is installed on the inner wall of the wind selection bin 21;

[0035] The collecting mechanism 04 includes a collecting bin 41, a mounting column 42 and a cloth bag 43. The collecting bin 41 is mounted on the side wall of the air separation bin 21. The collecting bin 41 is provided with a discharge port. The mounting column 42 is mounted at the discharge port of the collecting bin 41 through the mounting mechanism 05. The cloth bag 43 is mounted at the bottom end of the mounting column 42. A sealing pad is provided on the mounting column 42.

[0036] The mounting mechanism 05 includes a mounting plate 51, a rotating seat 52, a protrusion 53, an eccentric shaft 54 ​​and a cylinder 55. The mounting plate 51 is mounted at the bottom end of the discharge port of the collecting bin 41. The rotating seat 52 is rotatably mounted on the mounting plate 51. The protrusion 53 is mounted on the inner wall of the rotating seat 52. The eccentric shaft 54 ​​is eccentrically rotatably mounted on the mounting plate 51. One end of the cylinder 55 is rotatably mounted on the mounting plate 51, and the other end of the cylinder 55 is rotatably mounted on the rotating seat 52.

[0037] The screening mechanism 01 facilitates the vibration screening of wheat seeds, and the feeding speed control mechanism 02 facilitates the adjustment of the feeding speed of wheat seeds to improve the quality of the screening. When the wheat seeds are fed, the fan 32 is turned on to inflate the air in the bellows 31, and then the wheat seeds are air-selected through the air outlet 33, thereby cleaning the impurities in the wheat seeds. When the wheat seeds are fed, the fan 32 is turned on to inflate the air in the bellows 31, and then the wheat seeds are air-selected through the air outlet 33, thereby cleaning the impurities in the wheat seeds. Cleaning, impurities are blown into the collecting bin 41, and then enter into the cloth bag 43 through the mounting column 42. The dust in the air can be removed by the cloth bag 43 to improve practicality. When the mounting column 42 is to be installed, the mounting column 42 is first placed on the mounting plate 51, and sealed by the sealing gasket of the mounting column 42, and then the control cylinder 55 is contracted, thereby driving the rotating seat 52 to rotate on the mounting plate 51, and then the eccentric shaft 54 ​​is squeezed to rotate by the protrusion 53, and the mounting column 42 is fixed by the eccentric shaft 54 ​​to improve practicality.

[0038] like Figures 1 to 10As shown, a wheat seed screening device of the utility model is used. When the wheat seeds fall into the screening bin 11, the cam 14 is driven to rotate by turning on the first motor 15, and the sieve plate 12 is lifted up by the convex point of the cam 14, and the sieve plate 12 is pulled back by the spring 13, thereby completing the vibration of the sieve plate 12, and the wheat seeds are vibrated and screened by the sieve plate 12, and the material guide plate 16 assists in discharging. However, when the feeding speed is to be adjusted, the threaded rod 27 is rotated, and the adjusting plate 26 is driven to move relative to the fixed plate 25 through the threaded relationship, thereby driving the sliding feeding plate 24 to slide in the feeding hopper 22, and then the feeding speed is adjusted by the overlap size of the feeding holes of the sliding feeding plate 24 and the fixed feeding plate 23, thereby improving the screening quality. When the wheat seeds are fed, the fan 32 is turned on to inflate the bellows 31, and then The wheat seeds are air-selected through the air outlet 33 to clean the impurities in the wheat seeds. When the wheat seeds are fed, the fan 32 is turned on to inflate the bellows 31, and then the wheat seeds are air-selected through the air outlet 33 to clean the impurities in the wheat seeds. The impurities are blown into the collecting bin 41, and then enter the cloth bag 43 through the mounting column 42. The cloth bag 43 can remove dust in the air to improve practicality. When the mounting column 42 is to be installed, the mounting column 42 is first placed on the mounting plate 51, and the mounting column 42 is sealed with a sealing gasket, and then the control cylinder 55 is contracted to drive the rotating seat 52 to rotate on the mounting plate 51, and then the eccentric shaft 54 ​​is squeezed to rotate by the protrusion 53, and the mounting column 42 is fixed by the eccentric shaft 54 ​​to improve practicality.

[0039] The first motor 15, the fan 32 and the cylinder 55 of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manuals, without the need for creative work by technicians in this field.

[0040] The main functions achieved by the utility model are: in the process of wheat seed screening, it is convenient to clean the impurities and dust in the wheat seeds, improve the practicality, and facilitate to adjust the feeding speed, so as to improve the screening quality.

[0041] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A wheat seed screening device, comprising a screening mechanism (01); characterized in that: It also includes a feeding speed control mechanism (02), an air separation mechanism (03), a collecting mechanism (04) and a mounting mechanism (05), wherein the feeding speed control mechanism (02) is mounted on the top of the screening mechanism (01), the air separation mechanism (03) is mounted on the side wall of the feeding speed control mechanism (02), the collecting mechanism (04) is mounted on the side wall of the screening mechanism (01), and the mounting mechanism (05) is mounted on the collecting mechanism (04); The screening mechanism (01) facilitates vibration screening of wheat seeds, the feeding speed control mechanism (02) facilitates adjustment of the feeding speed of wheat seeds, the air selection mechanism (03) sorts the wheat seeds, the collecting mechanism (04) collects and removes dust from impurities sorted by the air selection mechanism (03), and the installation mechanism (05) facilitates cleaning and installation of the collecting mechanism (04).

2. A wheat seed screening device as claimed in claim 1, characterized in that: The screening mechanism (01) comprises a screening bin (11), a screening plate (12), a spring (13), a cam shaft (14), a first motor (15) and a material guide plate (16). A chamber is arranged in the screening bin (11). One end of the screening plate (12) is rotatably mounted on the inner wall of the screening bin (11). The other end of the screening plate (12) is mounted on the inner wall of the screening bin (11) via a spring (13). The cam shaft (14) is rotatably mounted on the inner wall of the screening bin (11). The first motor (15) is mounted on the side wall of the screening bin (11). The output end of the first motor (15) is connected to the cam shaft (14). The material guide plate (16) is obliquely mounted inside the screening bin (11). The screening plate (12) rests on the cam shaft (14).

3. A wheat seed screening device as claimed in claim 2, characterized in that: The feeding speed control mechanism (02) comprises an air selection bin (21), a feeding hopper (22), a fixed feeding plate (23), a sliding feeding plate (24), a fixed plate (25), an adjusting plate (26) and a threaded rod (27). The air selection bin (21) is mounted on the top of the screening bin (11), the feeding hopper (22) is mounted on the top of the air selection bin (21), the fixed feeding plate (23) is mounted on the inner wall of the feeding hopper (22), the sliding feeding plate (24) is slidably mounted on the inner wall of the feeding hopper (22), the fixed plate (25) is mounted on the side wall of the feeding hopper (22), the threaded rod (27) is rotatably mounted on the adjusting plate (26), the threaded rod (27) is threadedly matched with the fixed plate (25), the fixed feeding plate (23) and the sliding feeding plate (24) are both provided with feeding holes, and the sliding feeding plate (24) is mounted on the adjusting plate (26).

4. A wheat seed screening device as claimed in claim 3, characterized in that: The air selection mechanism (03) comprises a bellows (31), a fan (32) and an air outlet (33); the bellows (31) is mounted on the side wall of the air selection bin (21); the fan (32) is mounted on the side wall of the bellows (31); and the air outlet (33) is mounted on the inner wall of the air selection bin (21).

5. A wheat seed screening device as claimed in claim 3, characterized in that: The collecting mechanism (04) comprises a collecting bin (41), a mounting column (42) and a cloth bag (43); the collecting bin (41) is mounted on the side wall of the air separation bin (21); a discharge port is provided on the collecting bin (41); the mounting column (42) is mounted at the discharge port of the collecting bin (41) through the mounting mechanism (05); the cloth bag (43) is mounted at the bottom end of the mounting column (42); and a sealing gasket is provided on the mounting column (42).

6. A wheat seed screening device as claimed in claim 5, characterized in that: The mounting mechanism (05) comprises a mounting plate (51), a rotating seat (52), a protrusion (53), an eccentric shaft (54) and a cylinder (55); the mounting plate (51) is mounted on the bottom end of the discharge port of the collecting bin (41); the rotating seat (52) is rotatably mounted on the mounting plate (51); the protrusion (53) is mounted on the inner wall of the rotating seat (52); the eccentric shaft (54) is eccentrically rotatably mounted on the mounting plate (51); one end of the cylinder (55) is rotatably mounted on the mounting plate (51); and the other end of the cylinder (55) is rotatably mounted on the rotating seat (52).

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