CN218872856U - High efficiency rice screening machine - Google Patents

Abstract

The utility model relates to a rice processing technology field specifically is a high efficiency rice screening machine, comprising a base plate, the last fixed surface of bottom plate is connected with the screening case, the last fixed surface of screening case is connected with the pan feeding case, the inner wall of pan feeding case rotates and is connected with the trip shaft, the circumference outer wall fixedly connected with a plurality of spoiler of trip shaft, the back fixedly connected with motor of screening case, be provided with screening assembly in the screening case, screening assembly is connected with the motor, the last fixed surface of bottom plate is connected with dust absorption assembly, dust absorption assembly is linked together with the inner chamber of screening case the utility model discloses a setting of spoiler can be before screening the rice, and the motion of rice is disturbed for the area of contact of rice and screening net is bigger, and is more even in the distribution on the screening net, prevents that the rice from piling up in the screening net, promotes the efficiency of rice screening.

Description

High efficiency rice screening machine

Technical Field

The utility model relates to a rice processing technology field specifically is a high efficiency rice screening machine.

Background

The rice is a product obtained by primarily processing the rice, and after the rice is processed, the rice needs to be sieved again according to different quality standards.

The rice screening device disclosed in chinese patent publication No. CN213529544U comprises a supporting table and four supporting columns, wherein the four supporting columns are fixedly arranged on the lower end surface of the supporting table, and universal wheels are arranged at the lower ends of the supporting columns; an inclined blanking groove is formed in the upper end face of the supporting workbench, a screening groove is arranged right above the inclined blanking groove, and the outer side wall of the screening groove is connected with a vibrating machine; the movable screening device with small volume and light weight is used for screening rice in rural families; this rice sieving mechanism's structural design is reasonable, can guarantee blowing off of rice husk or straw, to the screening of the interior solid impurity of rice to reach the effect of high efficiency work, consequently this rice sieving mechanism can enough satisfy rural family and use, can high-efficient work again, consequently more accords with market.

However, the patent has the defects that when the patent is actually used, rice directly flows down to the screening groove from the inclined blanking groove when the rice is screened, and when too much rice is treated, the rice is accumulated in the screening groove, so that the screening efficiency is reduced; and when screening the rice, can arouse dust and impurity that contain in the rice, but this patent does not set up corresponding treatment means, and these dust escape can the polluted environment in the air, and breathed by the human body and also can be harmful to human body, so provide a high efficiency rice screening machine and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high efficiency rice screening machine to solve the problem that proposes in the above-mentioned background art.

The technical scheme of the utility model is that: the utility model provides a high efficiency rice screening machine, includes the bottom plate, the last fixed surface of bottom plate is connected with screening case, the last fixed surface of screening case is connected with the pan feeding case, the inner wall of pan feeding case rotates and is connected with the trip shaft, the circumference outer wall fixedly connected with a plurality of spoiler of trip shaft, the back fixedly connected with motor of screening case, be provided with the screening subassembly in the screening case, the screening subassembly is connected with the motor, the last fixed surface of bottom plate is connected with the dust absorption subassembly, the dust absorption subassembly is linked together with the inner chamber of screening case.

Preferably, the screening subassembly includes the backup pad with the interior diapire fixed connection of screening case, the spout has been run through in the front of backup pad, the inner wall sliding connection of spout has the connecting plate, one side fixedly connected with screening net of connecting plate, the one end of screening net extends to the screening case outside.

Preferably, the screening assembly further comprises a driving connecting rod rotatably connected with the other side of the connecting plate, an output shaft of the motor penetrates through an inner cavity of the screening box and is fixedly connected with a driving disc, and one side of the driving disc is rotatably connected with one side of the driving connecting rod.

Preferably, the dust collection assembly comprises a dust collection box and a dust collection fan which are fixedly connected with the upper surface of the bottom plate, the air outlet end of the dust collection fan is fixedly connected with a recovery pipeline, and one end of the recovery pipeline, which is far away from the dust collection fan, is fixedly connected to the front surface of the dust collection box and communicated with the inner cavity of the dust collection box.

Preferably, the dust collection assembly further comprises a dust collection cover fixedly connected to the upper surface of the screening box, the dust collection cover is communicated with the inner cavity of the screening box, an air inlet end of the dust collection fan is fixedly connected with a dust collection pipeline, and one end, far away from the dust collection fan, of the dust collection pipeline is fixedly connected to the upper surface of the dust collection cover and communicated with the inner cavity of the dust collection cover.

Preferably, the front surface of the screening box is inserted with a collection drawer.

The utility model discloses an improve and provide a high efficiency rice screening machine here, compare with prior art, have following improvement and advantage:

one is as follows: the utility model discloses, through the setting of spoiler, can be before screening the rice, disturb the motion of rice, make the area of contact of rice and screening net bigger, distribute more evenly on the screening net, prevent that the rice from piling up in the screening net, promote the efficiency of rice screening;

the second step is as follows: the utility model discloses, the dust that produces when will sieving through dust absorption fan inhales the dust absorption pipeline from the suction hood, collects in final to the dust collection box via the recovery pipeline again, can handle the dust of arousing by screening net motion when the screening simultaneously, keeps good branch sieve environment, prevents that the dust from being inhaled by the human body and causing the injury.

Drawings

The invention is further explained below with reference to the figures and examples:

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

FIG. 2 is a schematic view of the structure of the feeding box (cross section);

figure 3 is a back (cross-sectional) structural schematic view of the screening box of the present invention;

fig. 4 is a schematic structural view of the dust collection assembly of the present invention.

Description of reference numerals:

1. a base plate; 2. screening the box; 3. feeding a box; 4. a turning shaft; 5. a spoiler; 6. a motor; 7. a screen assembly; 701. a support plate; 702. a connecting plate; 703. screening the net; 704. a drive link; 705. a drive disc; 8. a dust collection assembly; 801. a dust collection box; 802. a dust collection fan; 803. a recovery pipeline; 804. a dust hood; 805. a dust collection duct; 9. a collection drawer.

Detailed Description

The present invention will be described in detail below, and it is apparent that the technical solutions in the embodiments of the present invention are described clearly and completely. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses an improve and provide a high efficiency rice screening machine here, the technical scheme of the utility model is: as shown in fig. 1-4: the utility model provides a high efficiency rice screening machine, comprising a base plate 1, the last fixed surface of bottom plate 1 is connected with screening case 2, the last fixed surface of screening case 2 is connected with pan feeding case 3, the inner wall of pan feeding case 3 rotates and is connected with trip shaft 4, the circumference outer wall fixedly connected with a plurality of spoiler 5 of trip shaft 4, the back fixedly connected with motor 6 of screening case 2, be provided with screening subassembly 7 in the screening case 2, screening subassembly 7 is connected with motor 6, the last fixed surface of bottom plate 1 is connected with dust absorption subassembly 8, dust absorption subassembly 8 is linked together with the inner chamber of screening case 2.

Further, screening subassembly 7 includes the backup pad 701 with screening case 2's interior diapire fixed connection, and the spout has been seted up in the front run-through of backup pad 701, and the inner wall sliding connection of spout has connecting plate 702, and one side fixedly connected with screening net 703 of connecting plate 702, and the one end of screening net 703 extends to screening case 2 outsidely.

Further, screening assembly 7 further includes a driving link 704 rotatably connected to the other side of connecting plate 702, an output shaft of motor 6 penetrates into the inner cavity of screening box 2 and is fixedly connected to a driving disc 705, and one side of driving disc 705 is rotatably connected to one side of driving link 704.

Through the structure: the motor 6 drives the driving disc 705 to rotate, the driving disc 705 drives the driving link 704 to deflect, the driving link 704 drives the connecting plate 702 to reciprocate left and right, the sieving net 703 reciprocates left and right to sieve rice, the dust suction fan 802 is opened at the same time, dust generated during sieving is sucked into the dust suction pipeline 805 from the dust suction cover 804 by the dust suction fan 802, the dust is collected in the dust collection box 801 through the recovery pipeline 803 finally, the finally sieved rice falls into the collection drawer 9 from the sieving net 703, impurities contained in the rice are retained on the sieving net 703 because the impurities cannot pass through the sieve holes of the sieving net 703, and the impurities retained on the sieving net 703 are finally carried to the position where the sieving net 703 is outside the sieving box 2 along with the left and right movement of the sieving net 703.

Further, the dust collection assembly 8 comprises a dust collection box 801 and a dust collection fan 802 fixedly connected with the upper surface of the bottom plate 1, an air outlet end of the dust collection fan 802 is fixedly connected with a recovery pipeline 803, and one end of the recovery pipeline 803, which is far away from the dust collection fan 802, is fixedly connected with the front surface of the dust collection box 801 and communicated with the inner cavity of the dust collection box 801.

Furthermore, the dust collection assembly 8 further comprises a dust collection cover 804 fixedly connected to the upper surface of the sieving box 2, the dust collection cover 804 is communicated with the inner cavity of the sieving box 2, an air inlet end of the dust collection fan 802 is fixedly connected with a dust collection pipeline 805, and one end, far away from the dust collection fan 802, of the dust collection pipeline 805 is fixedly connected to the upper surface of the dust collection cover 804 and is communicated with the inner cavity of the dust collection cover 804.

Furthermore, a collection drawer 9 is inserted in the front of the screening box 2.

Through the structure: the dust suction fan 802 sucks dust generated during screening from the dust suction hood 804 into the dust suction pipeline 805, and then the dust is finally collected in the dust collection box 801 through the recovery pipeline 803, and the dust suction fan 802 and a part of the screening net 703 extending out of the screening box 2 are not on the same side, so that the dust can be prevented from escaping from one side of the screening net 703 when the screening work is performed.

The working principle is as follows: when the high-efficiency rice screening machine is used, a user pours rice to be screened into the feeding box 3, the rice contacts the spoiler 5 and rotates around the flow plate in the falling process of the rice, the rice is scattered and disorganized, after the disorganized rice falls into the screening box 2, the motor 6 is turned on, the motor 6 drives the driving disc 705 to rotate, the driving disc 705 drives the driving connecting rod 704 to deflect, the driving connecting rod 704 drives the connecting plate 702 to move left and right in a reciprocating mode, the screening net 703 moves left and right in a reciprocating mode to screen the rice, meanwhile, the dust suction fan 802 is turned on, dust generated during screening is sucked into the dust suction pipeline 805 from the dust suction hood 804 by the dust suction fan 802, and is finally collected into the dust collection box 801 through the recovery pipeline 803, finally, the screened rice falls into the collection drawer 9 from the screening net 703, impurities contained in the rice cannot pass through the screening net 703 and are retained on the screening net 703, and can be uniformly treated by a person outside the screening net 703 as the screening net 703 moves left and right; through the arrangement of the spoiler 5, the movement of the rice can be disturbed before the rice is screened, so that the contact area between the rice and the screening net 703 is larger, the rice is more uniformly distributed on the screening net, the rice is prevented from being accumulated in the screening net 703, and the rice screening efficiency is improved; the dust generated during screening is sucked into a dust suction pipeline 805 from a dust suction cover 804 through a dust suction fan 802, and is finally collected in a dust collection box 801 through a recovery pipeline 803, so that the dust excited by the movement of a screening net 703 can be simultaneously treated during screening, a good screening environment is kept, and the dust is prevented from being sucked by a human body to cause damage.

Claims (6)

1. The utility model provides a high efficiency rice screening machine, includes bottom plate (1), its characterized in that: the utility model discloses a screening box, including bottom plate (1), upper surface fixedly connected with screening case (2) of bottom plate (1), the upper surface fixedly connected with pan feeding case (3) of screening case (2), the inner wall of pan feeding case (3) is rotated and is connected with trip shaft (4), circumference outer wall fixedly connected with a plurality of spoiler (5) of trip shaft (4), back fixedly connected with motor (6) of screening case (2), be provided with screening subassembly (7) in screening case (2), screening subassembly (7) are connected with motor (6), the upper surface fixedly connected with dust absorption subassembly (8) of bottom plate (1), dust absorption subassembly (8) are linked together with the inner chamber of screening case (2).

2. The high efficiency rice screening machine of claim 1, wherein: screening subassembly (7) including with the interior diapire fixed connection's of screening case (2) backup pad (701), the spout has been seted up in the front run-through of backup pad (701), the inner wall sliding connection of spout has connecting plate (702), one side fixedly connected with screening net (703) of connecting plate (702), the one end of screening net (703) extends to screening case (2) outside.

3. The high efficiency rice screening machine of claim 1, wherein: the screening assembly (7) further comprises a driving connecting rod (704) rotatably connected with the other side of the connecting plate (702), an output shaft of the motor (6) penetrates through an inner cavity of the screening box (2) and is fixedly connected with a driving disc (705), and one side of the driving disc (705) is rotatably connected with one side of the driving connecting rod (704).

4. The high efficiency rice screening machine of claim 1, wherein: the dust collection assembly (8) comprises a dust collection box (801) and a dust collection fan (802) which are fixedly connected with the upper surface of the bottom plate (1), the air outlet end of the dust collection fan (802) is fixedly connected with a recovery pipeline (803), and one end, far away from the dust collection fan (802), of the recovery pipeline (803) is fixedly connected to the front face of the dust collection box (801) and communicated with the inner cavity of the dust collection box (801).

5. The high efficiency rice screening machine of claim 4, wherein: dust absorption subassembly (8) still include suction hood (804) fixed connection in screening case (2) upper surface, suction hood (804) are linked together with screening case (2) inner chamber, the air inlet end fixedly connected with dust absorption pipeline (805) of dust absorption fan (802), dust absorption pipeline (805) keep away from one end fixed connection in the upper surface of suction hood (804) and be linked together with suction hood (804) inner chamber of dust absorption fan (802).

6. The high efficiency rice screening machine of claim 1, wherein: the front surface of the screening box (2) is inserted with a collection drawer (9).

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