CN220532255U - Seed sieving mechanism - Google Patents

Abstract

The utility model discloses a seed screening device, which comprises a box body and a hopper, wherein two sides of the box body are provided with a receiving component, the receiving component comprises a first side box and a second side box, the inner side of the box body is provided with a screening component, the screening component comprises a first conveyor and a second conveyor, the bottom of the hopper is provided with a distributing component, the distributing component comprises a blanking valve and a guide plate, one side of the box body is provided with a dust removing component, the dust removing component comprises an air duct and a fan, the seed screening device can screen impurities with the size and the weight similar to those of cotton seeds, meanwhile, the seeds with insufficient plump degree and slight breakage can be separated out, the quality of the screened cotton seeds is improved, flying dust can be sucked to the inner side of the air duct and filtered by a filter screen, flying dust generated during screening is avoided, the flying dust is prevented from polluting the air environment and harming the health and safety of personnel, and the safety of the environment and personnel is ensured.

Description

Seed sieving mechanism

Technical Field

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

Background

When cotton seeds are selected, impurities in the cotton seeds and the shrunken seeds are required to be separated, and then seed screening equipment is required to be used, and the utility model patent with the patent application number of CN202221303414.8 discloses a seed screening device for cotton cultivation, the cotton seeds to be screened are poured into a storage hopper, the storage hopper can store the cotton seeds, a rectangular frame can be plugged by a roller, the cotton seeds can be prevented from freely falling through the rectangular frame, a speed reducing motor drives the roller to rotate at a low speed, a plurality of quantitative grooves of the roller sequentially pass through the cotton seeds, the cotton seeds can sequentially enter the quantitative grooves, when the quantitative grooves rotate to a low position from the high position of the roller, the cotton seeds can freely fall through the bottom end of the rectangular frame, manual feeding of workers is not required, uniform speed rotation of the roller is realized, air supply is realized by controlling a fan, the air current can reach the cotton seeds that freely drop, full, fine seed can resist horizontal air current, drop into the seed drawer through one of them lower hopper, light impurity and flat damaged seed can be blown to another lower hopper by horizontal air current, drop into the edulcoration drawer, the convenient categorised unloading, do not need the staff to repeat material loading and unloading activity, manpower and time have been saved, the screening rate to cotton seeds has been improved, through adsorbing two magnetic blocks in the both sides of adsorption plate, can keep the stability of seed drawer and edulcoration drawer, pull out respectively seed drawer and edulcoration drawer through two handles, be convenient for to empty fine seed and impurity after the screening respectively, according to its disclosed technical scheme, current seed screening equipment is in use, on the one hand, can not be effectively with weight and the impurity that the size is close to cotton seeds, the impurity that the size is close, and the cotton seeds which are slightly damaged are separated, so that impurities and bad seeds still remain in the cotton seeds, which is not beneficial to guaranteeing the quality of the seeds after screening, and on the other hand, when the screening work is carried out, certain dust is easy to generate, which is not beneficial to guaranteeing the environment and the safety of personnel.

Therefore, how to design a seed screening device is a problem to be solved currently.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a seed screening device which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: seed sieving mechanism, including box and hopper, the material subassembly is received to the both sides of box, connect the material subassembly to include side case one and side case two, the screening subassembly is installed to the inboard of box, the screening subassembly includes conveyer one and conveyer two, the feed divider subassembly is installed to the bottom of hopper, the feed divider subassembly includes unloading valve and baffle, dust removal subassembly is installed to one side of box, dust removal subassembly includes dryer and fan, clear subassembly is installed to the inboard of dryer, clear subassembly of straining includes fan blade and scraper blade.

Further, the hopper is welded at the top of the box body, the guide plate is welded on the inner wall of the top of the box body, the blanking valve is arranged at the bottom of the hopper, and the hopper is communicated with the box body through the blanking valve.

Further, the first conveyor and the second conveyor are both installed on the inner side of the box body through bolts, the first conveyor is installed on the top of the second conveyor, the height of one end of the first conveyor is smaller than that of the other end, and the height of one end of the second conveyor is larger than that of the other end.

Further, the baffle is welded to one end of the guide plate, the bottom of the baffle is located at the bottom of one end of the first conveyor, the barrier strips are mounted on the outer sides of the first conveyor and the second conveyor through bolts, each barrier strip comprises a first barrier strip and a second barrier strip, the first barrier strip and the second barrier strip are mounted on the first conveyor and the second conveyor respectively, and the height of the second barrier strip is larger than that of the first barrier strip.

Further, the first side tank and the second side tank are respectively welded on one side and the other side of the tank body, the first inclined plate and the second inclined plate are respectively welded on the inner walls of one side and the other side of the tank body, the tops of the first inclined plate and the second inclined plate are respectively clamped at the bottom of the other end of the first conveyor and the bottom of one end of the second conveyor, through openings are formed in the tank body, and the first side tank and the second side tank are respectively located at the tops of the first inclined plate and the second inclined plate through the through openings and the inner side sulfur removal tower of the tank body.

Further, the export has been seted up to one side of box, the chamber door is installed to the inboard of export, the inboard at the opening is installed through the pivot at the top of chamber door, the bottom welding of box has the swash plate III, the bottom card of swash plate III is in the bottom of chamber door, the top card of swash plate III is in the bottom of the other end of conveyer II.

Further, the dryer welds the top in one side of box, the one end of dryer is linked together with the inboard of box, the fan passes through the bolt to be installed in the inboard of dryer, the welding has the filter screen on the inner wall of one end of dryer, the fan blade passes through the bearing and installs in one side of filter screen, the scraper blade card is at the opposite side of filter screen, the scraper blade center department passes the filter screen and passes through the center department of bolt installation at the fan blade.

Further, a switch is arranged on the outer side of the box body through a bolt, and the switch is connected with the blanking valve, the first conveyor, the second conveyor and the fan through wires.

The beneficial effects are that: 1. this seed sieving mechanism is when using, pour cotton seed into the inboard of hopper, open the switch, cotton seed passes through the top of conveyer first of the even whereabouts of unloading valve, the top of conveyer first is towards upper left side removal, the hindrance of blend stop is overcome to the seed under the effect of gravity and is rolled down to the lower right side, irregular impurity and broken flat seed are on the baffle of blend stop first blockking to being conveyed to the swash plate first, and through the inboard of swash plate first landing to side case first, the cotton seed that is full has great speed when roll down, make its striking baffle rebound, and then make full cotton seed can overcome the higher blend stop on the conveyer second and roll down, and then outwards shift out through swash plate third and chamber door, the cotton seed that is not enough or produces slight damage can't strike the baffle, and then along with the top of conveyer second is right side case second, and the landing is to the inboard of side case second, simultaneously big and the impurity that the weight is close to cotton seed can't roll fast, and then can be separated out effectively, can be with cotton seed that is big and heavy and the impurity that is close to the cotton seed is little to the quality that is screened out simultaneously, the quality that is not close to the cotton seed that is sufficient to sieve out.

2. This seed sieving mechanism is in screening during operation, the fan passes through the dryer and produces the suction to the inboard of box for the raise dust that produces at screening is inhaled the inboard of dryer, and filtered by the filter screen, the air current that the fan produced in the dryer drives the fan blade simultaneously and rotates, the fan blade drives the scraper blade and scrapes the top of swash plate one with the impurity that is filtered off on the filter screen, and the inboard of side case one falls down, can avoid producing the raise dust at screening during operation effectively, and then avoid raise dust polluted air environment and harm personnel health safety, guarantee environment and personnel's safety.

3. The seed screening device is reasonable in design, is relatively efficient and convenient in use, and is suitable for screening cotton seeds.

Drawings

FIG. 1 is a schematic diagram of a seed screening apparatus according to the present utility model;

FIG. 2 is a cross-sectional view of a seed screening apparatus according to the present utility model;

in the figure: 1. a case; 2. a hopper; 3. a blanking valve; 4. a guide plate; 5. a first conveyor; 6. a second conveyor; 7. a barrier strip; 8. a sloping plate I; 9. a first side box; 10. a second side box; 11. a second sloping plate; 12. a sloping plate III; 13. a door; 14. a baffle; 15. an air duct; 16. a blower; 17. a filter screen; 18. a fan blade; 19. a scraper; 20. and (3) a switch.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 2, the present utility model provides a technical solution: a seed screening device comprises a box body 1 and a hopper 2, wherein a material receiving component is arranged on two sides of the box body 1, the material receiving component comprises a first side box 9 and a second side box 10, the screening component is arranged on the inner side of the box body 1 and comprises a first conveyor 5 and a second conveyor 6, a material distributing component is arranged on the bottom of the hopper 2 and comprises a blanking valve 3 and a guide plate 4, a dust removing component is arranged on one side of the box body 1 and comprises an air drum 15 and a fan 16, a filter assembly is arranged on the inner side of the air drum 15, the filter assembly comprises a fan blade 18 and a scraper 19, the hopper 2 is welded on the top of the box body 1, the guide plate 4 is welded on the inner wall of the top of the box body 1, the blanking valve 3 is arranged on the bottom of the hopper 2, the hopper 2 is communicated with the box body 1 through the blanking valve 3, one end of the air drum 15 is communicated with the inner side of the box body 1, the fan 16 is arranged on the inner side of the air drum 16 through a filter screen 17, a filter screen 17 is arranged on the inner side of the air drum 16 through a filter screen 17 and a filter screen 17 through a filter screen 17, a filter screen 17 is arranged on the inner side of the filter drum 17 through a filter screen 17 and a filter screen 17, a filter screen 17 is arranged on the inner side of the filter screen 17 through a filter screen 17 and a filter screen 17 is arranged on the inner side of the filter screen 17, and a filter screen 17 is arranged at one side of the filter screen 17 is connected to the filter screen 17 through a filter screen 17, meanwhile, the air flow generated by the fan 16 in the air duct 15 drives the fan blade 18 to rotate, the fan blade 18 drives the scraper 19 to scrape the filtered impurities on the filter screen 17 to the top of the inclined plate I8 and to fall to the inner side of the side box I9, so that dust can be effectively prevented from being generated during screening, the dust is prevented from polluting the air environment and endangering the health and safety of personnel, and the safety of the environment and personnel is ensured.

In this embodiment, the first conveyor 5 and the second conveyor 6 are both mounted on the inner side of the case 1 by bolts, the first conveyor 5 is mounted on the top of the second conveyor 6, the first conveyor 5 has a smaller height at one end than at the other end, the second conveyor 6 has a larger height at one end than at the bottom of the other end, the first conveyor 5 and the second conveyor 6 are both mounted with a barrier 7 by bolts, the barrier 7 comprises a first barrier and a second barrier, the first barrier and the second barrier are mounted on the first conveyor 5 and the second conveyor 6, the barrier has a larger height than the first barrier, the first side case 9 and the second side case 10 are welded on one side and the other side of the case 1, the first inclined plate 8 and the second inclined plate 11 are welded on the inner walls of the one side and the other side of the case 1, the top of the first inclined plate 8 and the top of the second inclined plate 11 are respectively clamped at the bottom of the other end of the first conveyor 5 and the bottom of one end of the second conveyor 6, the box body 1 is provided with a through hole, the first side box 9 and the second side box 10 are respectively arranged at the top of the first inclined plate 8 and the top of the second inclined plate 11 through the through holes, one side of the box body 1 is provided with an outlet, the inner side of the outlet is provided with a box door 13, the top of the box door 13 is arranged at the inner side of the through hole through a rotating shaft, the bottom of the box body 1 is welded with a third inclined plate 12, the bottom of the third inclined plate 12 is clamped at the bottom of the box door 13, the top of the third inclined plate 12 is clamped at the bottom of the other end of the second conveyor 6, when the box body is used, cotton seeds are poured into the inner side of the hopper 2, the switch 20 is opened, the cotton seeds uniformly fall to the top of the first conveyor 5 through the blanking valve 3, the top of the first conveyor 5 moves leftwards and upwards, the seed overcomes the hindrance of blend stop first and rolls to the lower right under the effect of gravity, irregular impurity and broken flat seed are carried on baffle first 8 in the blockking of blend stop first, and slide to the inboard of side case first 9 through baffle first 8, full cotton seed has great speed when rolling down, make its striking baffle 14 rebound, and then make full cotton seed can overcome the higher blend stop of conveyer second 6 and roll down, and then outwards shift out through baffle third 12 and chamber door 13, full or produce the cotton seed of slight damage and can't strike baffle 14, make it have the same direction of movement with conveyer second 6, and then carry to the top of swash plate second 11 along with conveyer second 6 right, and slide to the inboard of side case second 10, simultaneously the impurity of size and weight and cotton seed can't roll fast, and then can be separated out effectively, can screen out the impurity that size and weight are close to cotton seed, the cotton seed is not enough and the cotton seed that is slightly damaged is separated to the quality after the cotton seed that will be slightly improved.

The seed screening device supplies electric energy to all electric equipment through an external power supply, when the seed screening device is used, cotton seeds are poured into the inner side of a hopper 2, a switch 20 is turned on, the cotton seeds uniformly fall to the top of a first conveyor 5 through a blanking valve 3, the top of the first conveyor 5 moves towards the upper left, the seeds roll towards the lower right under the action of gravity against the obstruction of a first barrier strip, irregular impurities and crushed and shrunken seeds are conveyed onto a first inclined plate 8 under the obstruction of the first barrier strip and slide to the inner side of a first side box 9 through the first inclined plate 8, the full cotton seeds have larger speed when rolling downwards, so that the full cotton seeds impact a baffle 14 to rebound, the full cotton seeds can roll downwards against the higher barrier strip on a second conveyor 6 and further outwards move out through a third inclined plate 12 and a box door 13, the cotton seeds with insufficient fullness or slight breakage cannot strike the baffle plate 14, so that the cotton seeds and the conveyor II 6 have the same moving direction, further the cotton seeds are conveyed to the right along with the conveyor II 6 to the top of the inclined plate II 11 and slide to the inner side of the side box II 10, meanwhile, impurities with the size and weight similar to those of the cotton seeds cannot roll rapidly, further, the cotton seeds can be effectively separated, the impurities with the size and weight similar to those of the cotton seeds can be effectively screened out, meanwhile, the seeds with insufficient fullness and slight breakage are separated out, the quality of the screened cotton seeds is improved, when the screening work is carried out, the fan 16 generates suction force on the inner side of the box body 1 through the air duct 15, so that flying dust generated in the screening work is sucked to the inner side of the air duct 15 and filtered by the filter screen 17, meanwhile, the air flow generated by the fan 16 in the air duct 15 drives the fan blade 18 to rotate, the fan blade 18 drives the scraper blade 19 to scrape the filtered impurities on the filter screen 17 to the top of the inclined plate I8 and to the inner side of the side box I9, so that dust emission during screening can be effectively avoided, the dust emission is avoided to pollute the air environment and endanger the health and safety of personnel, and the safety of the environment and personnel is ensured.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (8)

1. Seed sieving mechanism, including box (1) and hopper (2), connect the material subassembly is installed to the both sides of box (1), connect the material subassembly to include side case one (9) and side case two (10), the inboard of box (1) is installed and is selected subassembly, it includes conveyer one (5) and conveyer two (6), its characterized in that to select the subassembly: the bottom of hopper (2) is installed and is divided the material subassembly, divide the material subassembly to include unloading valve (3) and baffle (4), dust removal subassembly is installed to one side of box (1), dust removal subassembly includes dryer (15) and fan (16), clear subassembly of straining is installed to the inboard of dryer (15), clear subassembly of straining includes fan blade (18) and scraper blade (19).

2. The seed screening apparatus of claim 1, wherein: hopper (2) welding is at the top of box (1), baffle (4) welding is on the inner wall at the top of box (1), unloading valve (3) are installed in the bottom of hopper (2), hopper (2) are linked together with box (1) through unloading valve (3).

3. A seed screening apparatus according to claim 2, wherein: the first conveyor (5) and the second conveyor (6) are both arranged on the inner side of the box body (1) through bolts, the first conveyor (5) is arranged on the top of the second conveyor (6), the height of one end of the first conveyor (5) is smaller than that of the other end, and the height of one end of the second conveyor (6) is larger than that of the other end.

4. A seed screening apparatus according to claim 3, wherein: baffle (14) have been welded to one end of baffle (4), the bottom of baffle (14) is located the bottom of the one end of conveyer (5), blend stop (7) are all installed through the bolt to the outside side of conveyer (5) and conveyer (6), blend stop (7) include blend stop one and blend stop two, blend stop one and blend stop two are installed on conveyer (5) and conveyer two (6), the height of blend stop two is greater than the height of blend stop one.

5. The seed screening apparatus of claim 4, wherein: the side case I (9) and the side case II (10) are welded on one side and the other side of the case body (1) respectively, the inclined plate I (8) and the inclined plate II (11) are welded on the inner wall of one side and the other side of the case body (1) respectively, the tops of the inclined plate I (8) and the inclined plate II (11) are clamped at the bottom of the other end of the conveyor I (5) and the bottom of one end of the conveyor II (6) respectively, the case body (1) is provided with a through hole, and the side case I (9) and the side case II (10) are both positioned at the tops of the inclined plate I (8) and the inclined plate II (11) respectively through the through holes and the sulfur removal tower on the inner side of the case body (1).

6. The seed screening apparatus of claim 5, wherein: an outlet is formed in one side of the box body (1), a box door (13) is arranged on the inner side of the outlet, the top of the box door (13) is arranged on the inner side of the through hole through a rotating shaft, an inclined plate III (12) is welded at the bottom of the box body (1), the bottom of the inclined plate III (12) is clamped at the bottom of the box door (13), and the top of the inclined plate III (12) is clamped at the bottom of the other end of the second conveyor (6).

7. The seed screening apparatus of claim 6, wherein: the utility model discloses a fan, including box (1) and fan, dryer (15), fan (16), filter screen (17) are welded on the inner wall of the one end of dryer (15), fan blade (18) are installed in one side of filter screen (17) through the bearing, scraper blade (19) card is in the opposite side of filter screen (17), scraper blade (19) center department passes filter screen (17) and installs in the center department of fan blade (18) through the bolt.

8. The seed screening apparatus of claim 7, wherein: the outer side of the box body (1) is provided with a switch (20) through a bolt, and the switch (20) is connected with the blanking valve (3), the first conveyor (5), the second conveyor (6) and the fan (16) through wires.