CN215784937U

CN215784937U - Air screen device for seed processing

Info

Publication number: CN215784937U
Application number: CN202122237387.0U
Authority: CN
Inventors: 吴筑波
Original assignee: Jiangxi Huanong Seed Industry Co ltd
Current assignee: Jiangxi Huanong Seed Industry Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-02-11
Anticipated expiration: 2031-09-16

Abstract

The utility model provides an air screen device for seed processing, and belongs to the technical field of air screen devices. Including hopper, shell, the hopper is installed on the top of shell, the internally mounted of hopper has the screen cloth, the support column is installed all around to the bottom of hopper, damping spring is installed to the bottom of support column, damping spring's the other end and the top fixed connection of shell, the connecting pipe is installed at the bottom center of hopper, inside the bottom of connecting pipe extended to the shell, and with shell sliding connection, the top of shell is located the both sides of connecting pipe and installs the supporting shoe, a motor is installed on the top of supporting shoe, cam of fixedly connected with on the output shaft of a motor, be provided with first fan between supporting shoe and the connecting pipe, first fan passes through inside the hose intercommunication connecting pipe, the wind hole has been seted up to one side that the connecting pipe deviates from the hose. The utility model has simple structure, enhances the air screening effect and improves the air screening efficiency.

Description

Air screen device for seed processing

Technical Field

The utility model provides an air screen device for seed processing, and belongs to the technical field of air screen devices.

Background

The wind screening method is a method for screening bad factors of newly-produced grains, the newly-harvested grains contain a plurality of impurities, including organic impurities such as grass seeds, specified Karaqi grains of different types, straws and the like, and inorganic impurities such as soil, gravels, brick and tile blocks and the like, if the impurities are not removed, the grains can be seriously and automatically graded when being put into a warehouse, so that the impurities are gathered at some parts in a grain pile, which is one of the reasons causing the grain pile to generate heat and mildew, and the later grain fumigation and other processes are also influenced, and the wind screening method is generally adopted for removing the impurities.

Publication No.: CN207576939U discloses a wind screen device for seed processing, which comprises a hopper, a screen, a shell, a feed inlet, a connecting pipe, a support column, a first fan, a light impurity outlet, a screen plate, a large impurity outlet, a sliding plate, a second fan, a damping spring, a limiting plate, an elastic base plate, a heavy impurity outlet, a guide plate, a baffle plate, a discharge port, an adjustable bracket and a universal wheel, wherein the screen is arranged on the inner side of the top end of the hopper, the utility model has scientific and reasonable structure and safe and convenient use, the screen is arranged to facilitate the first-step screening of seeds and the next-step work, the structure of the first fan is arranged to facilitate the removal of the light impurities in the seeds, the screen plate is arranged to facilitate the removal of the impurities larger than the seeds, the structure of the second fan, the guide plate and the like are arranged to facilitate the removal of the impurities with the same size as the crops, the baffle plate is arranged to facilitate the collection of the seeds, simple structure, strong impurity removing function, low manufacturing cost and convenient popularization.

But the utility model discloses a screening effect is not enough, and the screening efficiency is lower.

SUMMERY OF THE UTILITY MODEL

The air screening device for seed processing provided by the utility model is simple in structure, enhances the air screening effect and improves the air screening efficiency.

The utility model provides an air screen device for seed processing, which comprises a hopper and a shell, wherein the top end of the shell is provided with the hopper, a screen is arranged in the hopper, support columns are uniformly arranged on the periphery of the bottom end of the hopper, damping springs are arranged at the bottom ends of the support columns, the other ends of the damping springs are fixedly connected with the top end of the shell, a connecting pipe is arranged in the center of the bottom end of the hopper, the bottom end of the connecting pipe extends into the shell and is in sliding connection with the shell, support blocks are arranged at the two sides of the connecting pipe at the top end of the shell, a motor is arranged at the top end of each support block, a cam is fixedly connected to an output shaft of the motor, a first fan is arranged between each support block and the connecting pipe, the first fan is communicated with the inside of the connecting pipe through a hose, and one side of the connecting pipe, which is deviated from the hose, is provided with an air hole, the internally mounted of shell has the sieve of slope form, No. two motors are installed through the backup pad in the below of sieve, the output shaft fixed mounting of No. two motors has No. two cams, shell middle part lateral wall is close to sieve one end and has seted up the large granule discharge port, the below of sieve lies in shell middle part inboard and is provided with the slide of slope form, the below of slide lies in shell inner wall bottom and installs the second fan, the heavy impurity export has been seted up to one side that the bottom of shell is close to the second fan, one side that the heavy impurity exported lies in shell inner wall and installs the guide plate, the shielding plate is installed to the top of guide plate, the lateral wall of shell lies in and has seted up the seed export between shielding plate and the guide plate.

The top end of the shell is provided with a notch relative to the position of the damping spring, and one end, far away from the notch, of the damping spring is fixedly connected with the inner wall of the bottom end of the notch.

The bottom fixedly connected with connecting block of support column, the bottom of connecting block is seted up flutedly, damping spring keeps away from grooved one end and recess inner wall top fixed connection.

The outer wall of the lower end of the connecting pipe is fixedly sleeved with a limiting ring inside the shell.

The top end of the shell is provided with a through hole, and the outer wall of the connecting pipe is connected with the inner wall of the through hole in a sliding mode.

The universal wheels are installed at four corners of the bottom end of the shell through connecting plates.

The universal wheel is provided with a self-locking device.

The utility model has the beneficial effects that:

the hopper can be impacted by the first motor and the first cam to drive the screen inside the hopper to vibrate, so that the screening effect of the screen is accelerated, meanwhile, the hopper is supported by the design of the support columns, the connecting blocks, the grooves and the damping springs, and meanwhile, the influence of the hopper vibration on the shell can be relieved; by utilizing the design of the first fan, the hose and the air hole, impurities with lighter weight can be blown out from the air hole; the sieve plate is used for sieving again, impurities with larger particles are discharged from a large particle discharge port through a second motor to drive a second cam to rotate, the sieve plate is impacted, and the sieving effect of the sieve plate is enhanced; the slideway is utilized, so that the seeds screened from the sieve plate slide to the lower part of the shell through the slideway, the impurities with weight larger than that of the seeds are discharged through the heavy impurity outlet, and the seeds are blown out from the seed outlet under the action of the second fan.

The utility model has simple structure, enhanced air screening effect and improved air screening efficiency.

Drawings

FIG. 1 is a schematic structural view of an air screen device for seed processing according to the present invention.

1. A hopper; 1.1, screening; 2. a housing; 3. a support pillar; 4. a damping spring; 5. a connecting pipe; 6. a support block; 7. a first motor; 8. a first cam; 9. a first fan; 10. a hose; 11. a wind hole; 12. a sieve plate; 13. a support plate; 14. a second motor; 15. a second cam; 16. a large particle discharge port; 17. a slideway; 18. a second fan; 19. a seed outlet; 20. Grooving; 21. connecting blocks; 22. a groove; 23. a limiting ring; 24. a connecting plate; 25. a universal wheel; 26. a heavy impurity outlet; 27. a baffle.

Detailed Description

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

According to the figure 1, the air screen device for seed processing provided by the utility model comprises a hopper 1 and a shell 2, wherein the hopper 1 is installed at the top end of the shell 2, a screen 1.1 is installed inside the hopper 1, support columns 3 are respectively installed around the bottom end of the hopper 1, damping springs 4 are installed at the bottom ends of the support columns 3, the other ends of the damping springs 4 are fixedly connected with the top end of the shell 2, a connecting pipe 5 is installed at the center of the bottom end of the hopper 1, the bottom end of the connecting pipe 5 extends into the shell 2 and is in sliding connection with the shell 2, support blocks 6 are installed at the top end of the shell 2 and positioned at two sides of the connecting pipe 5, a first motor 7 is installed at the top end of each support block 6, a first cam 8 is fixedly connected to an output shaft of the first motor 7, and a first fan 9 is arranged between each support block 6 and the connecting pipe 5, the first fan 9 is communicated with the inside of the connecting pipe 5 through the hose 10, one side of the connecting pipe 5 departing from the hose 10 is provided with an air hole 11, the inside of the shell 2 is provided with a tilted sieve plate 12, the lower part of the sieve plate 12 is provided with a second motor 14 through a support plate 13, an output shaft of the second motor 14 is fixedly provided with a second cam 15, the side wall of the middle part of the shell 2 is close to one end of the sieve plate 12 and is provided with a large particle discharge port 16, the lower part of the sieve plate 12 is provided with a tilted slideway 17 at the inner side of the middle part of the shell 2, the lower part of the slideway 17 is provided with a second fan 18 at the bottom end of the inner wall of the shell 2, one side of the bottom end of the shell 2 close to the second fan 18 is provided with a heavy impurity outlet 26, one side of the heavy impurity outlet 26 is provided with a guide plate 27 at the inner wall of the shell 2, and a shielding plate is arranged above the guide plate 27, the side wall of the housing 2 is provided with a seed outlet 19 between the baffle plate and the guide plate 27.

The top end of the shell 2 is provided with a slot 20 corresponding to the position of the damping spring 4, and one end of the damping spring 4 far away from the slot 20 is fixedly connected with the inner wall of the bottom end of the slot 20.

Support column 3's bottom fixedly connected with connecting block 21, recess 22 has been seted up to connecting block 21's bottom, damping spring 4 keeps away from the one end of fluting 20 and recess 22 inner wall top fixed connection.

The outer wall of the lower end of the connecting pipe 5 is fixedly sleeved with a limiting ring 23 inside the shell 2.

The top end of the shell 2 is provided with a through hole, and the outer wall of the connecting pipe 5 is in sliding connection with the inner wall of the through hole.

Four corners of the bottom end of the shell 2 are provided with universal wheels 25 through connecting plates 24.

The universal wheel 25 is provided with a self-locking device.

The working principle of the utility model is as follows:

when the seed screening machine is used, the first motor is started, meanwhile, unscreened seeds are poured into the hopper, the first motor drives the first cam to rotate, the first cam impacts the hopper, then, a screen inside the hopper is driven to vibrate, the screening effect of the screen is accelerated, the seeds enter the connecting pipe after primary screening of the screen, meanwhile, the first fan is started, wind of the first fan blows into the connecting pipe through the hose, impurities with light weight are blown out through the wind holes, and meanwhile, due to the design of the hose and the position of the wind holes relative to the hose, the wind blowing effect of the first fan cannot be influenced when the hopper vibrates; the limiting ring can play a limiting role and prevent the connecting pipe from moving out of the shell; the seed continues to derive to the sieve on, synchronous start No. two motors, No. two motors drive No. two cam rotations, strike the sieve, strengthen the screening effect of sieve, utilize the sieve to filter again, discharge the great impurity of granule through the large granule discharge port, other seeds drop to the slide through the sieve simultaneously, after the slide, the impurity that is bigger than seed weight is discharged through heavy impurity export, the great impurity of weight, simultaneously through the effect of second fan, the seed blows off from the seed export, the realization is to the screening of seed.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a seed processing is with wind sieve device which characterized in that: comprises a hopper (1) and a shell (2), wherein the hopper (1) is installed at the top end of the shell (2), a screen (1.1) is installed inside the hopper (1), support columns (3) are installed on the periphery of the bottom end of the hopper (1), a damping spring (4) is installed at the bottom end of each support column (3), the other end of each damping spring (4) is fixedly connected with the top end of the shell (2), a connecting pipe (5) is installed at the center of the bottom end of the hopper (1), the bottom end of each connecting pipe (5) extends into the shell (2) and is in sliding connection with the shell (2), supporting blocks (6) are installed at the two sides, located on the top end of each connecting pipe (5), of the supporting blocks (6) are provided with a motor (7), and a cam (8) is fixedly connected with an output shaft of the motor (7), a first fan (9) is arranged between the supporting block (6) and the connecting pipe (5), the first fan (9) is communicated with the inside of the connecting pipe (5) through a hose (10), one side of the connecting pipe (5) deviating from the hose (10) is provided with a wind hole (11), the inside of the shell (2) is provided with an inclined sieve plate (12), a second motor (14) is arranged below the sieve plate (12) through a supporting plate (13), an output shaft of the second motor (14) is fixedly provided with a second cam (15), one end of the side wall of the middle part of the shell (2) close to the sieve plate (12) is provided with a large-particle discharge port (16), the lower part of the sieve plate (12) is arranged at the inner side of the middle part of the shell (2) and is provided with an inclined slide (17), and the lower part of the slide (17) is arranged at the bottom end of the inner wall of the shell (2) and is provided with a second fan (18), heavy impurity export (26) have been seted up to one side that the bottom of shell (2) is close to second fan (18), one side of heavy impurity export (26) is located shell (2) inner wall and installs guide plate (27), the shielding plate is installed to the top of guide plate (27), seed export (19) have been seted up to the lateral wall of shell (2) between being located shielding plate and guide plate (27).

2. The air screen device for seed processing according to claim 1, wherein: the top end of the shell (2) is provided with a notch (20) relative to the position of the damping spring (4), and one end of the damping spring (4) far away from the notch (20) is fixedly connected with the inner wall of the bottom end of the notch (20).

3. The air screen device for seed processing according to claim 2, wherein: the bottom fixedly connected with connecting block (21) of support column (3), recess (22) are seted up to the bottom of connecting block (21), damping spring (4) are kept away from the one end and recess (22) inner wall top fixed connection of fluting (20).

4. The air screen device for seed processing according to claim 1, wherein: the outer wall of the lower end of the connecting pipe (5) is fixedly sleeved with a limiting ring (23) inside the shell (2).

5. The air screen device for seed processing according to claim 1, wherein: the top end of the shell (2) is provided with a through hole, and the outer wall of the connecting pipe (5) is connected with the inner wall of the through hole in a sliding mode.

6. The air screen device for seed processing according to claim 1, wherein: and universal wheels (25) are arranged at four corners of the bottom end of the shell (2) through connecting plates (24).

7. The air screen device for seed processing according to claim 6, wherein: the universal wheel (25) is provided with a self-locking device.