CN215784927U

CN215784927U - Seed sieving mechanism for ecological agriculture

Info

Publication number: CN215784927U
Application number: CN202121860608.3U
Authority: CN
Inventors: 徐宝健; 毛瑞喜
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-02-11
Anticipated expiration: 2031-08-10

Abstract

The utility model relates to the technical field of agricultural machinery, in particular to a seed screening device for ecological agriculture, which can fully filter out dust and large-particle impurities in seeds, has good screening effect and high practicability and reliability; including the bottom plate, the screening storehouse, the inlet pipe, feed hopper, the blowing pump, the trachea, the dust exhaust funnel, the aspiration pump, the extension board, the slider, the filter, the apparatus further comprises a rotating shaft, the gear, the rack, the connecting block, the head rod, second connecting rod and rotation axis, screening storehouse fixed mounting is in the upper end of bottom plate, the inside in screening storehouse is provided with the cavity, the equal fixed mounting of two sets of inlet pipes is on the upper portion in screening storehouse, two sets of feed hopper is fixed mounting respectively in the upper end of two sets of inlet pipes, blowing pump fixed mounting is at the left end in screening storehouse, the output and the tracheal input of blowing pump are connected, tracheal output is located the left part in screening storehouse cavity, the right part in screening storehouse is provided with the dust exhaust mouth.

Description

Seed sieving mechanism for ecological agriculture

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a seed screening device for ecological agriculture.

Background

The seed screening device is an auxiliary device for screening seeds, and plays an important role in the agricultural production process. The existing seed screening device is found in the using process, the screening effect is poor, dust and large-particle gravel in seeds cannot be thoroughly removed, the using reliability is poor, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the seed screening device for the ecological agriculture, which can fully filter out dust and large-particle impurities in seeds, has good screening effect and high practicability and reliability.

The utility model relates to a seed screening device for ecological agriculture, which comprises a bottom plate, a screening bin, feeding pipes, feeding funnels, a blowing pump, air pipes, a dust discharge funnel, an air pump, a support plate, a slide block, a filter plate, a rotating shaft, a gear, a rack and a reciprocating mechanism, wherein the screening bin is fixedly arranged at the upper end of the bottom plate, a cavity is arranged inside the screening bin, two groups of feeding pipes are fixedly arranged at the upper part of the screening bin, the two groups of feeding funnels are respectively and fixedly arranged at the upper ends of the two groups of feeding pipes, the air pump is fixedly arranged at the left end of the screening bin, the output end of the blowing pump is connected with the input end of the air pipes, the output end of the air pipes is positioned at the left part of the cavity of the screening bin, the right part of the screening bin is provided with a dust discharge port, the dust discharge funnel is fixedly arranged at the outer side of the dust discharge port, the input end of the air pump is communicated with the right end of the dust discharge funnel, the output end of the air pump is connected with an external collection device, the air pump is fixedly arranged at the upper end of the support plate, extension board fixed mounting all is provided with curved slide about screening storehouse cavity lower part, two sets of sliders are slidable mounting respectively in two sets of curved slides, filter fixed mounting is on two sets of sliders, both ends sliding seal connects around filter and the screening storehouse cavity, be provided with the multiunit on the filter and filter the hole, pivot fixed mounting is at the front end of filter, the pivot is concentric with two sets of curved slides, the pivot is rotated and is installed on the screening storehouse, gear fixed mounting is at the front end of pivot, the gear is located the front side in screening storehouse, wheel and rack meshing, rack horizontal sliding mounting is on the screening storehouse, reciprocating mechanism installs the front end in screening storehouse, the left end and the output of reciprocating mechanism of rack are connected, screening storehouse lower part is provided with the bin outlet.

The seed screening device for ecological agriculture comprises a connecting block, a first connecting rod, a second connecting rod and a rotating shaft, wherein the connecting block is fixedly arranged at the left end of a rack, the right part of the first connecting rod is rotatably arranged on the connecting block, the left part of the first connecting rod and the right part of the second connecting rod are rotatably arranged, the second connecting rod is shorter than the first connecting rod, the left part of the second connecting rod is fixedly arranged on the rotating shaft, the rotating shaft is rotatably arranged on a screening bin, and the input end of the rotating shaft is connected with the output end of a driving motor.

The seed screening device for ecological agriculture further comprises a driving device, a rotating shaft and blades, wherein the driving device is fixedly installed at the upper end of the screening bin, the rotating shaft is rotatably installed on the screening bin, the upper end of the rotating shaft is connected with the output end of the driving device, and a plurality of groups of blades are fixedly installed on the rotating shaft.

The seed screening device for ecological agriculture further comprises a motor, a driving shaft and a spiral blade, wherein the motor is fixedly installed at the upper end of the bottom plate, the driving shaft is rotatably installed on the screening bin, the left end of the driving shaft is connected with the output end of the motor, and the spiral blade is fixedly installed on the driving shaft.

The seed screening device for ecological agriculture further comprises a connecting plate and rollers, wherein the connecting plate is fixedly arranged at the lower end of the bottom plate, and the rollers are rotatably arranged on the connecting plate.

The seed screening device for ecological agriculture further comprises a cover plate, wherein an access hole is formed in the screening bin, and the cover plate is installed on the outer side of the access hole through a bolt.

The seed screening device for ecological agriculture further comprises a reinforcing plate, and the reinforcing plate is fixedly installed on the air blowing pump.

According to the seed screening device for ecological agriculture, the outer layer of the screening bin is coated with the antirust coating.

Compared with the prior art, the utility model has the beneficial effects that: firstly, seeds are added into a cavity of a screening bin through two groups of feeding hoppers and two groups of feeding pipes, then a blowing pump and an air pump are started, the blowing pump blows high-speed gas rightwards through an air pipe, the air pump enables the gas at the right part of the cavity of the screening bin to flow rightwards rapidly through a dust exhaust hopper, dust with small density is extruded into the dust exhaust hopper by the gas, then the gas and the dust enter a collecting device through the air pump, then the seeds and large-particle impurities fall onto the upper end of a filter plate, then a driving motor is started, the driving motor drives a rotating shaft to rotate, the rotating shaft drives a rack to move leftwards and rightwards through a second connecting rod and a first connecting rod, the rack enables a gear to rotate leftwards and rightwards continuously in the process of moving leftwards and rightwards, the gear drives the filter plate to rotate leftwards and rightwards continuously, the discharging of the seeds on the filter plate is promoted, and the seeds fall onto the lower end of the cavity of the screening bin through a plurality of filter plates, the impurity of big granule is stayed the upper end of filter, then via screening storehouse cavity lower part the bin outlet take out the seed can, through the combined action of air blowing pump and aspiration pump, promoted the discharge of dust, through the filter about rotatory, promoted the discharge of seed in the filter upper end, make dust and large granule impurity in the seed by abundant filtration come out, screen effectually, practicality and reliability height.

Drawings

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

FIG. 2 is a schematic view of the connection of gears, racks, connecting blocks and the like;

FIG. 3 is a schematic structural view of the connection of the dust exhaust funnel, the air pump, the support plate and the like;

FIG. 4 is a schematic structural diagram of the connection of the motor, the driving shaft and the helical blade;

in the drawings, the reference numbers: 1. a base plate; 2. screening the bin; 3. a feed pipe; 4. a feed hopper; 5. an air blower; 6. an air tube; 7. a dust discharge funnel; 8. an air pump; 9. a support plate; 10. a slider; 11. a filter plate; 12. a rotating shaft; 13. a gear; 14. a rack; 15. connecting blocks; 16. a first connecting rod; 17. a second connecting rod; 18. a rotating shaft; 19. a drive device; 20. a rotating shaft; 21. a blade; 22. a motor; 23. a drive shaft; 24. a helical blade; 25. a connecting plate; 26. a roller; 27. a cover plate; 28. a reinforcing plate.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

As shown in figures 1 to 4, the seed screening device for ecological agriculture comprises a bottom plate 1, a screening bin 2, feeding pipes 3, a feeding funnel 4, an air blowing pump 5, an air pipe 6, a dust discharging funnel 7, an air suction pump 8, a support plate 9, a slide block 10, a filter plate 11, a rotating shaft 12, a gear 13, a rack 14 and a reciprocating mechanism, wherein the screening bin 2 is fixedly arranged at the upper end of the bottom plate 1, a cavity is arranged inside the screening bin 2, two groups of the feeding pipes 3 are fixedly arranged at the upper part of the screening bin 2, two groups of the feeding funnels 4 are respectively and fixedly arranged at the upper ends of the two groups of the feeding pipes 3, the air blowing pump 5 is fixedly arranged at the left end of the screening bin 2, the output end of the air blowing pump 5 is connected with the input end of the air pipe 6, the output end of the air pipe 6 is positioned at the left part of the cavity of the screening bin 2, the right part of the screening bin 2 is provided with a dust discharging port, the dust discharging funnel 7 is fixedly arranged at the outer side of the dust discharging port, the input end of an air pump 8 is communicated with the right end of a dust discharge hopper 7, the output end of the air pump 8 is connected with an external collecting device, the air pump 8 is fixedly arranged at the upper end of a support plate 9, the support plate 9 is fixedly arranged on a screening bin 2, the left end and the right end of the lower part of a cavity of the screening bin 2 are respectively provided with an arc-shaped slideway, two groups of sliders 10 are respectively arranged in the two groups of arc-shaped slideways in a sliding way, a filter plate 11 is fixedly arranged on the two groups of sliders 10, the filter plate 11 is connected with the front end and the rear end of the cavity of the screening bin 2 in a sliding and sealing way, a plurality of groups of filter holes are arranged on the filter plate 11, a rotating shaft 12 is concentric with the two groups of arc-shaped slideways, the rotating shaft 12 is rotatably arranged on the screening bin 2, a gear 13 is fixedly arranged at the front end of the rotating shaft 12, the gear 13 is positioned at the front side of the screening bin 2, the gear 13 is meshed with a rack 14, the rack 14 is arranged on the screening bin 2 in a left-right sliding way, the connecting block 15 is fixedly arranged at the left end of the rack 14, the right part of the first connecting rod 16 is rotatably arranged on the connecting block 15, the left part of the first connecting rod 16 is rotatably arranged with the right part of the second connecting rod 17, the second connecting rod 17 is shorter than the first connecting rod 16, the left part of the second connecting rod 17 is fixedly arranged on the rotating shaft 18, the rotating shaft 18 is rotatably arranged on the screening bin 2, the input end of the rotating shaft 18 is connected with the output end of the driving motor, and the lower part of the screening bin 2 is provided with a discharge port; firstly, seeds are added into a cavity of a screening bin 2 through two groups of feeding hoppers 4 and two groups of feeding pipes 3, then a blowing pump 5 and an air pump 8 are opened, the blowing pump 5 blows high-speed gas rightwards through an air pipe 6, the air pump 8 enables the gas at the right part of the cavity of the screening bin 2 to flow rightwards quickly through a dust exhaust hopper 7, dust with small density is extruded into the dust exhaust hopper 7 by the gas, then the gas and the dust enter a collecting device through the air pump 8, then the seeds and large-particle impurities fall to the upper end of a filter plate 11, then a reciprocating mechanism is opened, the reciprocating mechanism drives a rack 14 to move leftwards and rightwards, the rack 14 enables a gear 13 to rotate leftwards and rightwards continuously in the process of moving leftwards and rightwards, the gear 13 drives the filter plate 11 to rotate leftwards and rightwards continuously, the discharge of the seeds on the filter plate 11 is promoted, and the seeds fall to the lower end of the cavity of the screening bin 2 through a plurality of groups of filter plates 11, the impurity of big granule is stayed the upper end of filter 11, then via the screening 2 cavities in the storehouse lower part the bin outlet take out the seed can, through the combined action of air blowing pump 5 and aspiration pump 8, promoted the discharge of dust, through filter 11 the horizontal rotation, promoted the discharge of seed in filter 11 upper end, make dust and large granule impurity in the seed by abundant filtration come out, sieve effectually, practicality and reliability height.

The seed screening device for ecological agriculture comprises a connecting block 15, a first connecting rod 16, a second connecting rod 17 and a rotating shaft 18, wherein the connecting block 15 is fixedly arranged at the left end of a rack 14, the right part of the first connecting rod 16 is rotatably arranged on the connecting block 15, the left part of the first connecting rod 16 and the right part of the second connecting rod 17 are rotatably arranged, the second connecting rod 17 is shorter than the first connecting rod 16, the left part of the second connecting rod 17 is fixedly arranged on the rotating shaft 18, the rotating shaft of the rotating shaft 18 is rotatably arranged on a screening bin 2, and the input end of the rotating shaft 18 is connected with the output end of a driving motor; through the arrangement, the rack can be driven to move left and right through the driving motor, and the reliability in the using process is improved.

The seed screening device for ecological agriculture further comprises a driving device 19, a rotating shaft 20 and blades 21, wherein the driving device 19 is fixedly installed at the upper end of the screening bin 2, the rotating shaft 20 is rotatably installed on the screening bin 2, the upper end of the rotating shaft 20 is connected with the output end of the driving device 19, and a plurality of groups of blades 21 are fixedly installed on the rotating shaft 20; the driving device 19 is opened, the driving device 19 drives the plurality of groups of blades 21 to rotate through the rotating shaft 20, and the plurality of groups of blades 21 are in contact with the seeds in the rotating process, so that the seeds are fully scattered, the dust is conveniently discharged, and the reliability is improved.

The seed screening device for ecological agriculture further comprises a motor 22, a driving shaft 23 and a spiral blade 24, wherein the motor 22 is fixedly installed at the upper end of the bottom plate 1, the driving shaft 23 is rotatably installed on the screening bin 2, the left end of the driving shaft 23 is connected with the output end of the motor 22, and the spiral blade 24 is fixedly installed on the driving shaft 23; the motor 22 is turned on, the motor 22 drives the helical blade 24 to rotate through the driving shaft 23, and the helical blade 24 rotates to enable seeds at the lower part of the cavity of the screening bin 2 to move from left to right, so that the seeds are conveniently discharged, and the reliability in the using process is improved.

The seed screening device for ecological agriculture further comprises a connecting plate 25 and a roller 26, wherein the connecting plate 25 is fixedly arranged at the lower end of the bottom plate 1, and the roller 26 is rotatably arranged on the connecting plate 25; through the arrangement, the movement of the bottom plate 1 is facilitated, and the convenience in the use process is improved.

The seed screening device for ecological agriculture further comprises a cover plate 27, wherein the screening bin 2 is provided with an access hole, and the cover plate 27 is installed on the outer side of the access hole through a bolt; through the arrangement, the maintenance of 2-chamber indoor equipment of the screening bin is facilitated, and the convenience in the use process is improved.

The seed screening device for ecological agriculture further comprises a reinforcing plate 28, wherein the reinforcing plate 28 is fixedly arranged on the blowing pump 5; through the above arrangement, the stability of the blower pump 5 in the use process is improved.

According to the seed screening device for ecological agriculture, the outer layer of the screening bin 2 is coated with the antirust coating; through the arrangement, the rustiness of the screening bin 2 is delayed, and the service life of the screening bin 2 is prolonged.

The utility model relates to a seed screening device for ecological agriculture, which is characterized in that when in use, seeds are firstly added into a cavity of a screening bin 2 through two groups of feeding hoppers 4 and two groups of feeding pipes 3, then a blowing pump 5 and an air pump 8 are opened, the blowing pump 5 blows high-speed air rightwards through an air pipe 6, the air pump 8 enables the air at the right part of the cavity of the screening bin 2 to rapidly flow rightwards through a dust discharging hopper 7, dust with low density is extruded into the dust discharging hopper 7 by the air, then the air and the dust enter a collecting device through the air pump 8, then the seeds and large-particle impurities fall to the upper end of a filtering plate 11, then a driving motor is opened, the driving motor drives a rotating shaft 18 to rotate, the rotating shaft 18 drives a rack 14 to move left and right through a second connecting rod 17 and a first connecting rod 16, the rack 14 enables a gear 13 to constantly rotate left and right in the process of moving left and right, the gear 13 drives the continuous rotation about filter 11, has promoted the discharge of seed on the filter 11, makes the seed fall the lower extreme of 2 cavities in screening storehouse through multiunit filter 11, and the impurity of large granule is stayed the upper end of filter 11, then via the bin outlet of 2 cavities in screening storehouse lower parts take out the seed can.

According to the seed screening device for the ecological agriculture, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the seed screening device can be implemented as long as the beneficial effects of the seed screening device can be achieved; the air blowing pump 5, the air suction pump 8, the driving device 19, the spiral blades 24 and the rollers 26 of the seed screening device for ecological agriculture are purchased from the market, and technicians in the industry only need to install and operate the seed screening device according to the attached operating instructions.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The seed screening device for the ecological agriculture is characterized by comprising a bottom plate (1), a screening bin (2), feeding pipes (3), feeding hoppers (4), an air blowing pump (5), air pipes (6), a dust exhaust hopper (7), an air suction pump (8), a support plate (9), a slide block (10), a filter plate (11), a rotating shaft (12), a gear (13), a rack (14) and a reciprocating mechanism, wherein the screening bin (2) is fixedly arranged at the upper end of the bottom plate (1), a cavity is arranged inside the screening bin (2), the two groups of the feeding pipes (3) are fixedly arranged at the upper part of the screening bin (2), the two groups of the feeding hoppers (4) are respectively and fixedly arranged at the upper ends of the two groups of the feeding pipes (3), the air blowing pump (5) is fixedly arranged at the left end of the screening bin (2), the output end of the air blowing pump (5) is connected with the input end of the air pipes (6), and the output end of the air pipes (6) is positioned at the left part of the cavity of the screening bin (2), the right part of the screening bin (2) is provided with a dust discharging port, a dust discharging funnel (7) is fixedly arranged at the outer side of the dust discharging port, the input end of an air pump (8) is communicated with the right end of the dust discharging funnel (7), the output end of the air pump (8) is connected with an external collecting device, the air pump (8) is fixedly arranged at the upper end of a support plate (9), the support plate (9) is fixedly arranged on the screening bin (2), the left end and the right end of the lower part of a cavity of the screening bin (2) are respectively provided with an arc-shaped slideway, two groups of slide blocks (10) are respectively slidably arranged in the two groups of arc-shaped slideways, a filter plate (11) is fixedly arranged on the two groups of slide blocks (10), the filter plate (11) is in sliding sealing connection with the front end and the rear end of the cavity of the screening bin (2), a plurality of filter holes are arranged on the filter plate (11), a rotating shaft (12) is fixedly arranged at the front end of the filter plate (11), and the rotating shaft (12) is concentric with the two groups of arc-shaped slideways, rotating shaft (12) rotates and installs on screening storehouse (2), gear (13) fixed mounting is in the front end of rotating shaft (12), gear (13) are located the front side in screening storehouse (2), gear (13) and rack (14) meshing, rack (14) horizontal sliding mounting is on screening storehouse (2), reciprocating mechanism installs the front end in screening storehouse (2), the left end and the output of reciprocating mechanism of rack are connected, screening storehouse (2) lower part is provided with the bin outlet.

2. The ecological agriculture seed screening device as claimed in claim 1, wherein the reciprocating mechanism comprises a connecting block (15), a first connecting rod (16), a second connecting rod (17) and a rotating shaft (18), the connecting block (15) is fixedly installed at the left end of the rack (14), the right part of the first connecting rod (16) is rotatably installed on the connecting block (15), the left part of the first connecting rod (16) is rotatably installed with the right part of the second connecting rod (17), the second connecting rod (17) is shorter than the first connecting rod (16), the left part of the second connecting rod (17) is fixedly installed on the rotating shaft (18), the rotating shaft (18) is rotatably installed on the screening bin (2), and the input end of the rotating shaft (18) is connected with the output end of the driving motor.

3. The ecological agricultural seed screening device of claim 1, further comprising a driving device (19), a rotating shaft (20) and blades (21), wherein the driving device (19) is fixedly installed at the upper end of the screening bin (2), the rotating shaft (20) is rotatably installed on the screening bin (2), the upper end of the rotating shaft (20) is connected with the output end of the driving device (19), and the plurality of groups of blades (21) are fixedly installed on the rotating shaft (20).

4. The ecological agricultural seed screening device according to claim 1, further comprising a motor (22), a driving shaft (23) and a spiral blade (24), wherein the motor (22) is fixedly installed at the upper end of the bottom plate (1), the driving shaft (23) is rotatably installed on the screening bin (2), the left end of the driving shaft (23) is connected with the output end of the motor (22), and the spiral blade (24) is fixedly installed on the driving shaft (23).

5. The ecological agricultural seed screening apparatus according to claim 1, further comprising a connection plate (25) and a roller (26), wherein the connection plate (25) is fixedly installed at a lower end of the base plate (1), and the roller (26) is rotatably installed on the connection plate (25).

6. The ecological agriculture seed screening device as claimed in claim 1, further comprising a cover plate (27), wherein the screening bin (2) is provided with an access opening, and the cover plate (27) is mounted on the outer side of the access opening through bolts.

7. The ecological agricultural seed screening apparatus according to claim 1, further comprising a reinforcing plate (28), wherein the reinforcing plate (28) is fixedly installed on the blower pump (5).

8. The ecological agricultural seed screening apparatus according to claim 1, wherein the outer layer of the screening chamber (2) is coated with an anti-rust coating.