CN215878738U

CN215878738U - Grain cleaning sieve

Info

Publication number: CN215878738U
Application number: CN202122206438.3U
Authority: CN
Inventors: 夏曙锋; 蔡云忠; 夏红伟
Original assignee: Hongshi Grain Machinery Co ltd
Current assignee: Hongshi Grain Machinery Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-02-22
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a grain cleaning sieve, which has the technical scheme that: the device comprises an underframe, wherein an instrument plate is fixedly arranged on the top surface of the underframe, an inclined hole is formed in the top surface of the instrument plate, a lifting block is fixedly arranged on the top surface inside the underframe, a driving motor is fixedly arranged on the top surface of the lifting block, a plurality of supporting grooves are respectively formed in two sides of the instrument plate, and a first bearing is fixedly sleeved inside each supporting groove; through setting up the inclined hole, be used for the feeding to pour into cereal into, avoid the inside jam of inclined hole, the cereal of pouring can be stored on the filter screen of clearance downthehole portion, the staff's accessible is opened driving motor and is driven the connecting rod and rotate, realize the rotary cam, the extrusion promotes swing piece, through being connected of spliced pole and second bearing and first bearing, reach the effect of rocking swing piece, it makes it rock to promote the extrusion swing piece through the cam incessant, make the impurity dust in the cereal can fall through the filter screen, realize the effect of screening.

Description

Grain cleaning sieve

Technical Field

The utility model relates to the technical field of cleaning sieves, in particular to a grain cleaning sieve.

Background

Cereals are widely covered, and comprise rice, wheat, millet, soybean and other coarse cereals. The cereals include rice, wheat, millet, soybean, etc., and are mainly plant seeds and fruits. Is a traditional staple food for many asian people.

For example, in the chinese patent publication No. CN201676822U, a grain screening machine is proposed, in which grain and some of the bran impurities enter the upper part of the air outlet, and under the action of blowing air and air draft, the bran impurities are sucked into the bran impurities storage through the air draft channel, but the grain screening machine is screened by the blower and the exhaust fan, because the wind power is uncontrollable, the impurities are easily sucked into the bran impurities storage together with the grain when being collected, and the screening effect is poor, and for example, in the chinese patent publication No. CN214022023U, the screening machine is configured such that the rotating shaft is arranged at the connection position of the blades inside the screening fan, and the rotating shaft is driven to operate through the rotating shaft and the driven pulley, so as to generate wind power to screen the grain, and although the size of the wind power can be adjusted, the impurities and the grain can be easily blown away, the screening effect is poor, and in order to solve the problems, the grain cleaning screen is provided.

SUMMERY OF THE UTILITY MODEL

In view of the problems noted in the background, it is an object of the present invention to provide a grain cleaning screen that solves the problems noted in the background.

The technical purpose of the utility model is realized by the following technical scheme:

a grain cleaning screen comprising: the device comprises an underframe, wherein an instrument plate is fixedly installed on the top surface of the underframe, an inclined hole is formed in the top surface of the instrument plate, a lifting block is fixedly installed on the top surface inside the underframe, a driving motor is fixedly installed on the top surface of the lifting block, a plurality of supporting grooves are respectively formed in two sides of the instrument plate, and a first bearing is fixedly sleeved inside each supporting groove; the clearance subassembly, the clearance subassembly sets up the bottom surface of instrument board for clear up impurity dust, the clearance subassembly includes: the device comprises a swinging block, a first bearing, a second bearing, a plurality of connecting columns, a first bearing, a second bearing, a cleaning hole, a filter screen, a first fixing device, a second fixing device, a first fixing device, a second fixing device, a connecting column, a first fixing device and a second fixing device, wherein the swinging block is arranged on the bottom surface of the instrument board, a plurality of swinging grooves are formed in two sides of the swinging block, a second fixing device is fixedly sleeved in the swinging groove, one end of each connecting column is fixedly sleeved on the inner circular wall surface of the first bearing, the other end of each connecting column is fixedly sleeved on the inner circular wall surface of the second bearing, a cleaning hole is formed in the top surface of the swinging block, and the filter screen is fixedly installed in the cleaning hole; a swing member provided at one side of the driving motor for swinging the swing block.

Through adopting above-mentioned technical scheme, through setting up the inclined hole for cereal is poured into in the feeding, avoids the inside jam of inclined hole, and the cereal of pouring can be stored on the filter screen of clearance downthehole portion, through setting up the swing piece, realizes rocking the swing piece, reaches the effect of screening.

Preferably, the oscillating member includes: the connecting rod is fixedly installed on one side of the driving shaft of the driving motor, and a plurality of cams are fixedly sleeved on the outer circle wall surface of the connecting rod; the supporting plate is fixedly installed on the top surface inside the bottom frame, a movable hole is formed in one side of the supporting plate, and the movable hole is movably sleeved with the connecting rod.

Through adopting above-mentioned technical scheme, through setting up the cam, after the cereal storage of pouring in on the filter screen, the staff accessible is opened driving motor and is driven the connecting rod and rotate, realizes rotatory cam, and the extrusion promotes swing piece, through the spliced pole with the second bearing be connected with first bearing, reaches the effect of rocking swing piece, through incessant promotion extrusion swing piece of cam makes it rock, makes the impurity dust in the cereal can fall through the filter screen, realizes the effect of screening.

Preferably, one side of the swing block, which is close to the cam, is provided with a plurality of auxiliary grooves, and the positions of the auxiliary grooves correspond to the positions of the cam.

By adopting the technical scheme, the auxiliary groove is arranged, so that the cam is prevented from directly pushing the swing block to bring resistance burden to the driving motor by pushing the auxiliary groove through the cam in use.

Preferably, a collecting component is arranged on one side of the swinging block and used for collecting grains and impurities.

Through adopting above-mentioned technical scheme, collect the subassembly through setting up, can realize the separation and collect the effect of cereal and impurity.

Preferably, the collecting assembly comprises a collecting groove, the collecting groove is formed in one side of the swinging block and is communicated with the cleaning hole, a collector is fixedly mounted on one side of the swinging block and is communicated with the collecting groove.

Through adopting above-mentioned technical scheme, through setting up the collector, along with swing the continuous orientation that rocks of piece can make cereal always remove to the collecting vat, fall down through the collecting vat inflow collector, the staff of being convenient for collects.

Preferably, the collecting assembly further comprises a recovery groove, and the recovery groove is formed in the top surface of the inner portion of the bottom frame.

Through adopting above-mentioned technical scheme, through setting up the accumulator, impurity dust in cereal can drop through the filter screen, can drop to the inside of accumulator, collects and stores, increases the practicality.

Preferably, the bottom surface of the swing block is provided with a dust-raising prevention component for preventing dust and impurities.

Through adopting above-mentioned technical scheme, through setting up the dustproof subassembly, can effectually avoid impurity dust to fall through the filter screen when falling, waft and fall in the air, the polluted environment.

Preferably, the dust-proof assembly comprises: the two baffles are fixedly arranged on the bottom surface of the swinging block, two sliding grooves are formed in the top surface of the inner portion of the underframe, and the sliding grooves are movably clamped with the baffles.

Through adopting above-mentioned technical scheme, through setting up the baffle, realize blockking that the dust floats outside effect, through setting up the sliding tray, can realize the effect that the cooperation swing piece rocked.

In summary, the utility model mainly has the following beneficial effects:

through setting up the inclined hole, be used for the feeding to pour into cereal, avoid the inside jam of inclined hole, the cereal of pouring can be stored on the filter screen of clearance downthehole portion, through setting up swing piece, realize rocking swing piece, reach the effect of screening, through setting up the cam, store on the filter screen after when the cereal of pouring, the staff's accessible is opened driving motor and is driven the connecting rod and rotate, realize the rotating cam, the extrusion promotes swing piece, be connected through spliced pole and second bearing and first bearing, reach the effect of rocking swing piece, it makes it rock to promote the extrusion swing piece through the cam incessant, impurity dust in making the cereal can fall through the filter screen, realize the effect of screening, through setting up the auxiliary tank, in use promotes the auxiliary tank through the cam, avoid the cam directly to promote swing the piece, bring the resistance burden for driving motor.

Through setting up the collector, can make cereal always to the direction removal of collecting vat along with the continuous shake of swing piece, fall through collecting vat inflow collector, the staff of being convenient for collects, through setting up the accumulator, impurity dust in cereal can fall through the filter screen, can drop to the inside of accumulator, collects and stores, increases the practicality, through setting up the baffle, realizes blockking the external effect that the dust wafts, through setting up the sliding tray, can realize the cooperation and swing the effect that the piece rocked.

Drawings

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

FIG. 2 is a schematic diagram of the instrument panel structure of the present invention;

FIG. 3 is a schematic diagram of a wobble block configuration of the present invention.

Reference numerals: 1. a chassis; 2. an instrument panel; 3. an inclined hole; 4. lifting the block; 5. a drive motor; 6. a support groove; 7. a first bearing; 8. a swing block; 9. a swing groove; 10. a second bearing; 11. connecting columns; 12. cleaning the holes; 13. a filter screen; 14. a connecting rod; 15. a cam; 16. a support plate; 17. a movable hole; 18. an auxiliary groove; 19. collecting tank; 20. a collector; 21. a recovery tank; 22. a baffle plate; 23. a sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and 2 and 3, a grain cleaning screen comprising: chassis 1, chassis 1's top surface fixed mounting has instrument board 2, and inclined hole 3 has been seted up to instrument board 2's top surface, and 1 inside top surface fixed mounting of chassis has raised piece 4, and the top surface fixed mounting who raises piece 4 has driving motor 5, and a plurality of supports groove 6 has been seted up respectively to instrument board 2's both sides, and the fixed cover in inside that supports groove 6 has connect first bearing 7, and instrument board 2's bottom surface is provided with the clearance subassembly for clear up impurity dust, and the clearance subassembly includes: the oscillating block 8 is arranged on the bottom surface of the instrument board 2, a plurality of oscillating grooves 9 are formed in two sides of the oscillating block 8, a second bearing 10 is fixedly sleeved inside the oscillating grooves 9, a plurality of connecting columns 11 are respectively arranged on two sides of the oscillating block 8, one ends of the connecting columns 11 are fixedly sleeved on the inner circular wall surface of the first bearing 7, the other ends of the connecting columns 11 are fixedly sleeved on the inner circular wall surface of the second bearing 10, a cleaning hole 12 is formed in the top surface of the oscillating block 8, a filter screen 13 is fixedly installed inside the cleaning hole 12, and by arranging the inclined holes 3, for feeding and pouring grains, avoiding the blockage inside the inclined holes 3, the poured grains can be stored on the filter screen 13 inside the cleaning holes 12, through setting up the swing piece, realize rocking swing piece 8, reach the effect of screening, one side of driving motor 5 is provided with the swing piece for rock swing piece 8, the swing piece includes: connecting rod 14, connecting rod 14 fixed mounting is in one side of driving motor 5 drive shaft, a plurality of cam 15 has been cup jointed to the excircle wall of connecting rod 14 fixed, the inside top surface fixed mounting of chassis 1 has backup pad 16, movable hole 17 has been seted up to one side of backup pad 16, movable hole 17 cup joints together with the 14 activities of connecting rod, through setting up cam 15, store back on filter screen 13 when the cereal of pouring into, the staff's accessible is opened driving motor 5 and is driven connecting rod 14 and rotate, realize rotatory cam 15, the extrusion promotes swing piece 8, be connected with first bearing 7 through spliced pole 11 and second bearing 10, reach the effect of rocking swing piece 8, it shakes to incessant promotion extrusion swing piece 8 through cam 15, make the impurity dust in the cereal can fall through filter screen 13, realize the effect of screening.

Referring to fig. 2 and 3, a plurality of auxiliary grooves 18 are formed at one side of the swing block 8 close to the cam 15, the positions of the auxiliary grooves 18 correspond to the positions of the cam 15, and by providing the auxiliary grooves 18, in use, the cam 15 pushes the auxiliary groove 18 to prevent the cam 15 from directly pushing the swing block 8 to bring resistance burden to the driving motor 5, one side of the swing block 8 is provided with a collecting component, for collecting cereal and impurities, the collection assembly includes: a collecting groove 19, the collecting groove 19 is arranged at one side of the swinging block 8, the collecting groove 19 is communicated with the cleaning hole 12, a collector 20 is fixedly arranged at one side of the swinging block 8, the collector 20 is communicated with the collecting groove 19, by means of the arrangement of the collector 20, the grain can be moved in the direction of the collecting trough 19 as the swing block 8 is continuously swung, until the grain flows into the collector 20 through the collecting trough 19 and falls down, which is convenient for the staff to collect.

Referring to fig. 2 and 3, the collecting assembly further comprises a recycling groove 21, the recycling groove 21 is arranged on the top surface inside the chassis 1, and by arranging the recycling groove 21, when impurity and dust in grains fall down through the filter screen 13 and fall into the recycling groove 21, the impurities and dust are collected and stored, so that the practicability is increased, the bottom surface of the swinging block 8 is provided with a dust-proof assembly for preventing dust and impurities, and the dust-proof assembly comprises: two baffles 22, two equal fixed mounting of baffle 22 are in the bottom surface of swing piece 8, and two sliding tray 23 have been seted up to the inside top surface of chassis 1, and sliding tray 23 is in the same place with baffle 22 activity joint, through setting up baffle 22, realizes blockking the outside effect that the dust drifted down, through setting up sliding tray 23, can realize the cooperation and swing the effect that piece 8 rocked.

The working principle is as follows: referring to fig. 1, 2 and 3, when the device is used, grains can be poured from the inclined hole 3, after the poured grains can be stored on the filter screen 13, a worker can open the driving motor 5 to drive the connecting rod 14 to rotate, the cam 15 can be rotated, the swinging block 8 can be pushed and pushed by extrusion, the swinging block 8 can be shaken by connecting the connecting rod 11 with the second bearing 10 and the first bearing 7, the effect of shaking the swinging block 8 can be achieved, the swinging block 8 can be pushed and pushed by the continuous pushing of the cam 15 to shake, so that impurity and dust in the grains can fall down through the filter screen 13, the screening effect can be achieved, the auxiliary groove 18 is arranged, the auxiliary groove 18 is pushed by the cam 15 in use, the cam 15 is prevented from directly pushing the swinging block 8, and resistance burden is brought to the driving motor 5.

Along with swing piece 8 is continuous to be rocked and to make cereal move to collecting vat 19's direction always, until flowing into collector 20 through collecting vat 19 and fall down, the staff of being convenient for collects, through setting up accumulator 21, impurity dust when in cereal can fall down through filter screen 13, can drop to accumulator 21's inside, collect and store, through setting up baffle 22, the realization blocks the outside effect that the dust wafts, through setting up sliding tray 23, can realize the cooperation and swing the effect that piece 8 rocked.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A grain cleaning screen, comprising:

the device comprises an underframe (1), wherein an instrument plate (2) is fixedly mounted on the top surface of the underframe (1), an inclined hole (3) is formed in the top surface of the instrument plate (2), a lifting block (4) is fixedly mounted on the top surface inside the underframe (1), a driving motor (5) is fixedly mounted on the top surface of the lifting block (4), a plurality of supporting grooves (6) are respectively formed in two sides of the instrument plate (2), and first bearings (7) are fixedly sleeved inside the supporting grooves (6);

the clearance subassembly, the clearance subassembly sets up the bottom surface of instrument board (2) is used for clearing up the impurity dust, the clearance subassembly includes: the swinging block (8) is arranged on the bottom surface of the instrument board (2), a plurality of swinging grooves (9) are formed in two sides of the swinging block (8), a second bearing (10) is fixedly sleeved inside the swinging grooves (9), a plurality of connecting columns (11) are respectively arranged on two sides of the swinging block (8), one ends of the connecting columns (11) are fixedly sleeved on the inner circular wall surface of the first bearing (7), the other ends of the connecting columns (11) are fixedly sleeved on the inner circular wall surface of the second bearing (10), cleaning holes (12) are formed in the top surface of the swinging block (8), and a filter screen (13) is fixedly installed inside the cleaning holes (12);

a swing member provided at one side of the driving motor (5) for swinging the swing block (8).

2. The grain cleaning sieve of claim 1, wherein the oscillating member comprises:

the connecting rod (14) is fixedly installed on one side of a driving shaft of the driving motor (5), and a plurality of cams (15) are fixedly sleeved on the outer circle wall surface of the connecting rod (14);

the supporting plate (16) is fixedly installed on the top surface inside the bottom frame (1), a movable hole (17) is formed in one side of the supporting plate (16), and the movable hole (17) is movably sleeved with the connecting rod (14).

3. A grain cleaning sieve as claimed in claim 2, characterised in that the oscillating block (8) has a plurality of auxiliary grooves (18) formed in its side adjacent to the cam (15), the positions of the auxiliary grooves (18) corresponding to the positions of the cam (15).

4. A grain cleaning sieve as claimed in claim 1, characterised in that the oscillating block (8) is provided with a collection assembly on one side for collecting grain and impurities.

5. The grain cleaning sieve of claim 4, wherein the collection assembly comprises:

the collecting groove (19), set up in collecting groove (19) swing one side of piece (8), collecting groove (19) with clearance hole (12) communicate with each other, swing one side fixed mounting of piece (8) has collector (20), collector (20) with collecting groove (19) communicate with each other.

6. A grain cleaning sieve as claimed in claim 4, characterised in that the collection assembly further comprises a recovery tank (21), the recovery tank (21) opening out at the top surface inside the chassis (1).

7. A grain cleaning sieve as claimed in claim 1, characterised in that the bottom surface of the oscillating block (8) is provided with a dust-proof assembly for blocking dust impurities.

8. The grain cleaning screen of claim 7, wherein the dust-shedding assembly comprises:

two baffles (22), two equal fixed mounting of baffle (22) is in the bottom surface of swing piece (8), two sliding tray (23) have been seted up to the inside top surface of chassis (1), sliding tray (23) with baffle (22) activity joint is in the same place.