CN218591143U - Efficient seed screening plant - Google Patents

Abstract

The utility model relates to the technical field of seed screening equipment, and discloses a high-efficiency seed screening device, which comprises a shell, a dust suction assembly and a screening mechanism. The dust suction assembly is arranged on the front side of the shell, and the dust suction The component is connected with the housing, and a crate box is fixedly installed on the inner wall of the top of the housing, and a conveying component is arranged in the crate box, and a plurality of discharge holes are opened on the inner wall of the bottom of the crate box, so that A baffle is installed obliquely and fixedly on one side of the inner wall of the housing, and one side of the baffle penetrates the discharge port and extends to the outside of the housing. The utility model has the following advantages and effects: the sieved seeds can be dispersed and transported, and at the same time, the seeds can be graded and sieved by controlling the reciprocating shaking of the sieve plate, and the dust and other sundries generated during the seed sieving process can be sieved. Extraction can not only achieve the removal of impurities from the seeds, but also reduce the impact of the dust generated during the screening process on the working environment.

Description

A high-efficiency seed screening device

technical field

The utility model relates to the technical field of seed screening equipment, in particular to an efficient seed screening device.

Background technique

In order to improve the quality of seeds before use or storage, it is usually necessary to sieve the seeds to separate unfulfilled seeds, small particles, etc., and retain uniform and full seeds. The traditional screening method is carried out manually, and the work efficiency is low and time-consuming. For this reason, a seed screening device has appeared in the prior art. After retrieval, the existing patent with the authorized notification number CN210935927U discloses a high-efficiency screening device for seeds. The sieving device, by setting the secondary sieving plate, can carry out the second sieving of the seeds, sieve out small particles of impurities and smaller seeds, and leave seeds of suitable size, but the impurity removal method is directly blown by the fan. Blowing, because dust is easy to occur during the seed screening process, directly blowing through the fan will cause the dust to scatter and pollute the working environment. Therefore, the utility model proposes a high-efficiency seed screening device to solve the above problems.

Utility model content

The purpose of this utility model is to provide a kind of high-efficiency seed sieving device, which can disperse and transport the sieved seeds, and at the same time realize the grading and sieving of the seeds by controlling the reciprocating shaking of the sieve plate, and can sieve the seeds Extracting the dust and other debris generated in the screening process can not only achieve the removal of impurities from the seeds, but also reduce the effect of the dust generated during the screening process on the working environment.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions: a high-efficiency seed screening device, including a housing, a dust-absorbing assembly and a screening mechanism;

The dust suction assembly is arranged on the front side of the casing, and the dust suction assembly is connected to the casing, a crate is fixedly installed on the top inner wall of the casing, and a conveying assembly is arranged in the crate, and The bottom inner wall of the crate is provided with a plurality of discharge holes, the screening mechanism is arranged in the casing, and the conveying assembly is connected with the screening mechanism, and the top of the casing is fixedly equipped with a feeding hopper. The feed hopper communicates with the crate;

A discharge opening is opened on the inner wall of one side of the housing, and a sealing plate is slidably installed on one side of the housing, and the sealing plate is adapted to the discharge opening;

A deflector is installed obliquely and fixedly on one side of the inner wall of the housing, and one side of the deflector passes through the discharge port and extends to the outside of the housing.

The utility model is further configured as follows: the screening mechanism includes two sieve plates, two support rods, two support shafts, a transmission rod, a rotating disk, a drive motor and a drive shaft, and the inner walls of the front and rear sides of the housing rotate Two support shafts are installed, the two support shafts are arranged in parallel, and the two support shafts are radially fixed with support rods, and the two support rods are hingedly installed with two sieve plates, and the two sieve plates are arranged in parallel. The sieve hole of the upper sieve plate is larger than the sieve hole of the lower sieve plate. A protection box is fixedly installed on the side of the housing away from the sealing plate. A drive motor is fixedly installed on the inner wall of the protection box. There is a drive shaft. The end of the drive shaft away from the drive motor extends into the housing and is fixedly covered with a rotating disc. Universal joints are fixedly installed on the rotating disc and the support rod on the right side. The side where the two universal joints are close to each other The side is fixedly installed with the same transmission shaft.

By adopting the above technical solution, the two sieve plates can be controlled to perform reciprocating sieving operation while the driving motor is rotating.

The utility model is further provided as follows: two strip-shaped openings are opened on the front side of the housing, and box doors are hingedly installed on the two strip-shaped openings.

By adopting the above technical scheme, it is convenient to discharge the sieved seeds out of the casing.

The utility model is further configured as follows: the conveying assembly includes a mandrel and a bidirectional helical conveying roller, the same mandrel is rotatably installed on the inner walls of both sides of the housing, and a bidirectional helical conveying roller is fixedly sleeved on the mandrel.

By adopting the above technical solution, the seeds transported by the feeding hopper into the crate box can be transported to both sides when the mandrel rotates, so that the seeds can be dispersed and scattered on the upper sieve plate.

The utility model is further set as: the screening mechanism also includes an upper pulley, a lower pulley and a belt; The transmission on the wheel is connected with the same belt.

By adopting the above technical solution, the rotation of the mandrel can be controlled when the drive shaft rotates, thereby facilitating the operation of conveying the seeds by the two-way spiral conveying rollers.

The utility model is further set as follows: the dust collection assembly includes a vacuum cleaner and a dust suction pipe, the front side of the housing is fixedly installed with a vacuum cleaner, the top of the housing is fixedly installed with a dust suction pipe, and both ends of the dust suction pipe extend to Net plates are respectively fixedly installed in the casing, and the air inlet of the vacuum cleaner communicates with the dust suction pipe.

By adopting the above technical solution, dust and other sundries raised during the screening process can be absorbed, so that the screened seeds can be cleaned of impurities while avoiding a large amount of dust in the working environment to affect the normal operation of the operator.

The utility model is further configured as follows: two cleaning brushes are fixedly installed on the mandrel, and the two cleaning brushes are respectively adapted to the corresponding screen plates.

By adopting the above technical solution, the cleaning brush can be controlled to clean the screen when the mandrel rotates, thereby avoiding the blockage of the screen.

The utility model is further configured as follows: baffles are fixedly installed on the inner walls of both sides of the housing, and the two baffles are arranged symmetrically based on the feeding hopper, and the two baffles are arranged in the shape of a triangular column.

By adopting the above technical solution, it is possible to prevent the seeds transported from the crate box from falling from both sides of the sieve plate.

The beneficial effect of the utility model is that the seeds fed into the crate box by the feeding hopper can be dispersed and scattered on the sieve plate through the conveying assembly, thereby effectively avoiding the influence of seed accumulation on the screening efficiency, and at the same time, the screening mechanism Under the action, the two sieve plates can be controlled to shake and sieve back and forth, so that the efficiency of sieving can be effectively improved, and the effect of grading and sieving can be achieved.

In the process of seed sieving, the dust and other sundries raised during the sieving process can be sucked under the action of the dust suction component, which can not only remove impurities from the seeds, but also avoid dust in the working environment from interfering with the operator The normal operation, and can control the cleaning brush to clean the screen while the mandrel is rotating, so as to avoid the situation that the screen is blocked.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. For example, those of ordinary skill in the art can also obtain other drawings based on these drawings on the premise of not paying creative efforts.

Fig. 1 is the three-dimensional structure schematic diagram of a kind of efficient seed screening device that the utility model proposes;

Fig. 2 is the sectional structure schematic diagram of a kind of efficient seed screening device that the utility model proposes;

Fig. 3 is the structural representation of part A in a kind of efficient seed screening device that the utility model proposes;

Fig. 4 is a structural schematic diagram of part B of a high-efficiency seed screening device proposed by the utility model.

In the figure, 1. shell; 11. protective box; 12. feed hopper; 13. deflector; 14. sealing plate; 15. baffle; 16. box door; 2. screen plate; 21. pole; 22, support shaft; 23, transmission rod; 24, rotating disc; 3, drive motor; 31, drive shaft; 4, bar box; 41, mandrel; 42, two-way spiral conveying roller; 43, cleaning brush; 44, Upper pulley; 45, lower pulley; 46, belt; 5, vacuum cleaner; 51, dust suction pipe; 52, mesh plate.

Detailed ways

The technical solutions of the present utility model will be clearly and completely described below in conjunction with specific embodiments. Apparently, the described embodiments are only some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Referring to Figures 1-4, a high-efficiency seed screening device includes a housing 1, a dust suction pipe 51 is fixedly installed on the top of the housing 1, and both ends of the dust suction pipe 51 extend into the housing 1 and are respectively fixed A screen plate 52 is installed, and the air inlet of the vacuum cleaner 5 is connected with the dust suction pipe 51, which can absorb dust and other sundries raised during the screening process, so that the screened seeds can be removed while avoiding work. A large amount of dust in the environment affects the normal operation of the operator. The crate box 4 is fixedly installed on the top inner wall of the housing 1, and the top of the housing 1 is fixedly installed with a feed hopper 12, which is connected to the crate box 4. and the inner wall of the bottom of the bar box 4 is provided with a plurality of discharge holes, and two supporting shafts 22 are rotatably installed on the inner walls of the front and rear sides of the housing 1. The two supporting shafts 22 are arranged in parallel, and the two supporting shafts 22 are radially fixed with support rods 21, and two sieve plates 2 are hingedly installed on the two support rods 21. The two sieve plates 2 are arranged in parallel, and the sieve holes of the upper sieve plate 2 are larger than those of the lower sieve plate 2. A screen hole, a protective box 11 is fixedly installed on the side of the housing 1 away from the sealing plate 14, a drive motor 3 is fixedly installed on the inner wall of the protective box 11, and a drive shaft 31 is fixedly installed axially on the output shaft of the drive motor 3. The end of the shaft 31 away from the drive motor 3 extends into the housing 1 and is fixedly sleeved with a rotating disk 24. Universal joints are fixedly installed on the rotating disk 24 and the pole 21 on the right side, and the two universal joints are close to each other. One side of the housing 1 is fixedly installed with the same transmission shaft, which can control the two sieve plates 2 to perform reciprocating screening operations when the rotation of the drive motor 3 is used. The upper fixed sleeve is provided with a two-way helical conveying roller 42, which can transport the seeds fed into the crate 4 by the feeding hopper 12 to both sides when the mandrel 41 rotates, so that the seeds can be dispersed and dropped on the sieve plate 2 above. On the mandrel 41 and the drive shaft 31, an upper pulley 44 and a lower pulley 45 are respectively fixedly sleeved, and the upper pulley 44 and the lower pulley 45 are connected with the same belt 46, which can be used when the drive shaft 31 rotates. The rotation of the mandrel 41 is controlled, so that the two-way helical conveying roller 42 is convenient for conveying the seeds.

A discharge opening is opened on one side of the inner wall of the housing 1, and a sealing plate 14 is slidably installed on one side of the housing 1, and the sealing plate 14 is adapted to the discharge opening.

A deflector 13 is installed obliquely and fixedly on one side of the inner wall of the housing 1 , and one side of the deflector 13 penetrates the discharge port and extends to the outside of the housing 1 to guide the sieved seeds.

Specifically, two strip-shaped openings are provided on the front side of the housing 1, and a box door 16 is hingedly mounted on the two strip-shaped openings to facilitate the removal of the sieved seeds of the sieve plate 2.

Specifically, two cleaning brushes 43 are fixedly installed on the mandrel 41, and the two cleaning brushes 43 are adapted to the corresponding screen plates 52 respectively, so that the cleaning brushes 43 can be controlled to clean the screen plates 52 when the mandrel 41 rotates. , so as to avoid the clogging of the screen plate 52 .

Specifically, baffles 15 are fixedly installed on the inner walls of both sides of the housing 1, and the two baffles 15 are symmetrically arranged based on the feed hopper 12, and the two baffles 15 are arranged in a triangular column shape, which can avoid The seeds conveyed in 4 fall from both sides of the sieve plate 2.

In this embodiment, the front and rear sides of the two sieve plates are in sliding contact with the inner walls of the front and rear sides of the housing respectively, the upper surfaces of the two sieve plates are arranged to be high at the back and low at the front, and both sides of the sieve plates are fixedly installed with stoppers. The strips can prevent the seeds from falling from both sides of the sieve plate. Through the setting of high back and low front, the seeds left on the sieve plate after sieving can be discharged from the shell from the position of the bar-shaped opening during the screening process. The external material receiving parts at the front side strip-shaped opening can be used to receive materials.

Working principle: first turn on the power supply, start the drive motor 3 and the vacuum cleaner 5, pour the seeds that need to be screened from the feed hopper 12, the drive motor 3 controls the rotation of the rotating disc 24 through the drive shaft 31, and the drive rod 23 and the two With the cooperation of two universal joints, the right side pole 21 can be controlled to swing based on the right side support shaft 22 as a fulcrum, so that the two sieve plates 2 can keep swinging synchronously, while the lower pulley 45, upper pulley 44 and Under the cooperation of the belt 46, the mandrel 41 can be controlled to drive the two-way spiral conveying roller 42 to rotate, so that the seeds entering the crate 4 through the feed hopper 12 can be transported to both sides and dispersed under the action of a plurality of discharge holes. Dropping on the sieve plate 2 can prevent the seeds from accumulating above the sieve plate 2, thereby improving the efficiency of screening. Opening the box door 16 can make the sieved seeds on the two sieve plates 2 pass through the housing 1 Discharge, open the sealing plate 14, the seeds after reciprocating screening by the two sieve plates 2 fall on the deflector 13 and discharge the casing 1 through the discharge port, so that the effect of grading and screening the seeds can be achieved. During the separation process, the vacuum cleaner 5 draws the air in the casing 1 upwards through the suction pipe 51, so that the dust raised during the seed screening process and the seeds that are not full can be drawn out, and at the same time, under the action of the mesh plate 52, the full seeds can be avoided. The seeds are sucked into the suction pipe 51, and the cleaning brush 43 can be controlled to clean the net plate 52 while the mandrel 41 is rotating, thereby effectively avoiding the blockage of the net plate 52.

The high-efficiency seed screening device provided by the utility model has been introduced in detail above. In this paper, specific examples are used to illustrate the principle and implementation of the utility model, and the descriptions of the above examples are only used to help understand the method and core idea of the utility model. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, some improvements and modifications can also be made to the utility model, and these improvements and modifications also fall into the protection of the claims of the utility model. within range.

Claims (8)

1. An efficient seed screening device is characterized by comprising a shell (1), a dust suction assembly and a screening mechanism;

the dust collection assembly is arranged on the front side of the shell (1) and communicated with the shell (1), a bar-shaped box (4) is fixedly mounted on the inner wall of the top of the shell (1), a conveying assembly is arranged in the bar-shaped box (4), a plurality of discharge holes are formed in the inner wall of the bottom of the bar-shaped box (4), the screening mechanism is arranged in the shell (1) and connected with the conveying assembly, a feed hopper (12) is fixedly mounted on the top of the shell (1), and the feed hopper (12) is communicated with the bar-shaped box (4);

a discharge hole is formed in the inner wall of one side of the shell (1), a sealing plate (14) is slidably mounted on one side of the shell (1), and the sealing plate (14) is matched with the discharge hole;

the utility model discloses a shell, including casing (1), slope fixed mounting has guide plate (13) on the one side inner wall of casing (1), and one side of guide plate (13) runs through the discharge gate and extends to outside casing (1).

2. A high efficiency seed screening apparatus as claimed in claim 1, wherein: screening mechanism includes two sieve (2), two branch (21), two back shaft (22), transfer line (23), rolling disc (24), driving motor (3) and drive shaft (31), it installs two back shaft (22) to rotate on the inner wall of both sides around casing (1), two back shaft (22) are parallel arrangement, equal radial fixed mounting has branch (21) on two back shaft (22), articulated two sieve (2) of installing on two branch (21), two sieve (2) are parallel arrangement, the sieve mesh of the sieve (2) of top is greater than the sieve mesh of below sieve (2), one side fixed mounting that shrouding (14) were kept away from in casing (1) has guard box (11), fixed mounting has driving motor (3) on the inner wall of guard box (11), axial fixed mounting has drive shaft (31) on the output shaft of driving motor (3), the one end that driving motor (3) were kept away from in drive shaft (31) extends to casing (1) and fixed mounting is equipped with rolling disc (24), equal fixed mounting has universal joint on rolling disc (24) and branch (21) that are located the right side, two universal joint are close to one side fixed mounting each other.

3. A high efficiency seed screening apparatus as recited in claim 1, wherein: two strip-shaped openings are formed in the front side of the shell (1), and box doors (16) are hinged to the two strip-shaped openings.

4. A high efficiency seed screening apparatus as recited in claim 1, wherein: the conveying assembly comprises a mandrel (41) and bidirectional spiral conveying rollers (42), the inner walls of the two sides of the shell (1) are rotatably provided with the same mandrel (41), and the mandrel (41) is fixedly sleeved with the bidirectional spiral conveying rollers (42).

5. A high efficiency seed screening apparatus as claimed in claim 4, wherein: screening mechanism still includes band pulley (44), band pulley (45) and belt (46) down, and fixed cover is equipped with band pulley (44) and band pulley (45) down on dabber (41) and drive shaft (31) respectively, and the same belt (46) of transmission connection has on band pulley (44) and band pulley (45) down.

6. A high efficiency seed screening apparatus as claimed in claim 1, wherein: the dust collection assembly comprises a dust collector (5) and a dust collection pipe (51), the dust collector (5) is fixedly mounted on the front side of the shell (1), the dust collection pipe (51) is fixedly mounted on the top of the shell (1), two ends of the dust collection pipe (51) extend into the shell (1) and are respectively and fixedly mounted with a screen plate (52), and an air inlet of the dust collector (5) is communicated with the dust collection pipe (51).

7. A high efficiency seed screening apparatus as claimed in claim 4, wherein: two cleaning brushes (43) are fixedly mounted on the mandrel (41), and the two cleaning brushes (43) are respectively matched with the corresponding screen plates (52).

8. A high efficiency seed screening apparatus as recited in claim 1, wherein: equal fixed mounting has baffle (15) on the both sides inner wall of casing (1), and two baffles (15) are the symmetry based on feeder hopper (12) and set up, and two baffles (15) all are triangular prism shape and set up.

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