CN220678558U - Screening device with dustproof function - Google Patents
Screening device with dustproof function Download PDFInfo
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- CN220678558U CN220678558U CN202322122364.4U CN202322122364U CN220678558U CN 220678558 U CN220678558 U CN 220678558U CN 202322122364 U CN202322122364 U CN 202322122364U CN 220678558 U CN220678558 U CN 220678558U
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- dust
- fixedly connected
- box
- box body
- screening
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- 238000012216 screening Methods 0.000 title claims abstract description 45
- 239000000428 dust Substances 0.000 claims abstract description 86
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims description 9
- 241000209094 Oryza Species 0.000 abstract description 34
- 235000007164 Oryza sativa Nutrition 0.000 abstract description 34
- 235000009566 rice Nutrition 0.000 abstract description 34
- 238000000034 method Methods 0.000 abstract description 7
- 230000036541 health Effects 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 210000002345 respiratory system Anatomy 0.000 abstract description 4
- 238000007873 sieving Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 244000025254 Cannabis sativa Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to the technical field of rice processing, and discloses a screening device with a dustproof function, which comprises a box body, wherein a dust removing mechanism is arranged on the box body; the dust removing mechanism includes: an air suction cover and a dust box; the suction cover is fixedly connected to the inner wall of the back surface of the box body; the said; the dust-proof box is fixedly connected to the back of the box body; the top of the dust-proof box is fixedly provided with an exhaust fan. This sieving mechanism with dustproof function can absorb the dust that the rice produced in the screening process through the dust removing mechanism who sets up, filters the air, prevents that the dust from flying polluted environment in disorder, reduces the influence of dust to operating personnel respiratory tract simultaneously, improves operating personnel's health, can make the sieve under spring self elasticity effect reciprocal vibration from top to bottom screen rice through the slewing mechanism who sets up to can prevent that the screening hole from being stopped up, improved the screening speed to the rice.
Description
Technical Field
The utility model relates to the technical field of rice processing, in particular to a screening device with a dustproof function.
Background
Rice (Rice) is a finished product prepared by Rice after the working procedures of cleaning, hulling, milling, finishing finished products and the like, contains approximately 64% of nutrient substances in Rice and more than 90% of nutrient elements required by human bodies, and is a main food for people in most areas of China. In the process of processing rice, the rice and the rice husk need to be separated.
For example, "screening machine for rice processing" with publication No. CN216857420U, including mount, driving motor, oscillating motor, screen cloth and blanking plate, driving motor sets up in the inside of mount, and driving motor is connected with the oscillating motor, the oscillating motor is connected with the screen cloth, the upper surface of screen cloth is provided with thrust unit, thrust unit includes guide bar, fixed strip, reservation groove, fixed plate, fastening bolt, the guide bar is connected with the lateral wall of screen cloth, the fixed strip sets up between the guide bar. The device can be used for flattening rice and rescreening, and can also be used for lifting the fixing plate, so that rice grains can pass through the lower end, foreign matters or grass seeds can be thoroughly screened, the blower is started to blow the rice of the pushing device, the grass seeds or rice hulls on the rice can be removed, and the rice has fewer foreign matters and is clean and practical.
However, the device generates a large amount of dust in the using process, is easy to cause the physical health problem of operators and pollutes the environment.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a screening device with a dustproof function. The novel rice screening machine has the advantages that dust generated in the screening process of rice can be absorbed, air is filtered, the dust is prevented from flying in disorder and polluting the environment, meanwhile, the influence of the dust on the respiratory tract of operators is reduced, and the health of the operators is improved.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the screening device with the dustproof function comprises a box body, wherein the inner wall of the bottom of the box body is arranged in a funnel shape, so that quick blanking is facilitated; the box body is provided with a dust removing mechanism; the dust removing mechanism includes: an air suction cover and a dust box; the suction cover is fixedly connected to the inner wall of the back surface of the box body; the suction cover is arranged in a funnel shape; the dust-proof box is fixedly connected to the back of the box body; an exhaust fan is fixedly arranged at the top of the dust-proof box; the input end of the exhaust fan is fixedly connected with an exhaust pipe; the other end of the exhaust pipe is fixedly connected with the back of the air suction cover and is communicated with the air suction cover; the output end of the exhaust fan is fixedly connected with an exhaust pipe; the other end of the exhaust pipe is fixedly connected with the top of the dust box and is communicated with the top of the dust box; the inner wall of the dust box is fixedly connected with a dust screen; the negative pressure is generated at the opening of the suction hood by starting the exhaust fan, so that dust-containing air in the box body is sucked, the air is conveyed into the dust box through the exhaust pipe and the exhaust pipe, the air is filtered through the dust screen, the dust is adhered to the dust screen, the filtered clean air is discharged from the exhaust hole, the dust is prevented from flying to pollute the environment, the influence of the dust on the respiratory tract of an operator is reduced, and the health of the operator is improved.
Preferably, the bottom of the dust-proof box is provided with a plurality of exhaust holes at equal intervals; the filtered clean air is conveniently discharged out of the dust-proof box through the arranged exhaust holes; a rectangular through hole is formed in the back of the dust box; a sealing plug plate is inserted into the rectangular through hole; the back of the sealing plug plate is fixedly connected with a handle; the handle is pulled to drive the sealing plug plate to separate from the rectangular through hole, so that the dust screen is exposed, and dust collected on the dust screen is conveniently cleaned.
Preferably, a screening mechanism is arranged in the box body; the screening mechanism includes: a fixed block; the number of the fixing blocks is four, and the fixing blocks are fixedly connected to the left side and the right side of the box body in pairs; the top of each fixed block is fixedly connected with a spring; the top parts of the four springs are fixedly connected with a sieve plate; the number of the screening mechanisms is two, and the two screening mechanisms are respectively positioned at the upper side and the lower side of the top plate.
Preferably, a rotating mechanism is arranged on the box body; the rotating mechanism comprises: a chassis; the case is fixedly connected to the left side of the case body; a motor is fixedly arranged on the left inner wall of the case; the output end of the motor is fixedly connected with a rotating shaft through a coupler; the right end of the rotating shaft penetrates through the case and extends into the case body; the extending end of the rotating shaft is fixedly connected with a top plate; the top plate is arranged in an elliptic shape, and the distance from the outer wall of one side far away from the rotating shaft to the two groups of sieve plates is equal; the rotating shaft is driven by the starting motor to rotate, the rotating shaft drives the top plate to rotate, the top plate pushes the screen plate, the screen plate stretches the springs above, the screen plate compresses the springs below, and simultaneously, two groups of screen plates vibrate up and down in a reciprocating manner under the action of the elasticity of the springs, so that screening holes can be prevented from being blocked, and the screening speed of the rice is improved.
Preferably, the front surface of the box body is hinged with a box door through a hinge and is positioned right in front of the sieve plate; impurity and chaff that screen out on the sieve is conveniently cleared up through opening the chamber door.
Preferably, the top of the box body is fixedly connected with a feed hopper; the bottom of the box body is fixedly connected with a discharge pipe; the bottom four corners of box are fixedly connected with supporting legs respectively.
(III) beneficial effects
Compared with the prior art, the utility model provides the screening device with the dustproof function, which has the following beneficial effects:
1. this sieving mechanism with dustproof function can absorb the dust that rice produced in the screening process through the dust removing mechanism who sets up, filters the air, prevents that the dust from flying in disorder polluted environment, reduces the influence of dust to operating personnel respiratory simultaneously, improves operating personnel's health.
2. This sieving mechanism with dustproof function can make the sieve reciprocating vibration from top to bottom screen rice under spring self elasticity effect through the slewing mechanism who sets up to can prevent that the screening hole from being stopped up, improve the screening speed to rice.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a front cross-sectional view of the present utility model;
fig. 3 is a left side cross-sectional view of the present utility model.
In the figure: 1. a case; 2. a dust removing mechanism; 21. an air suction cover; 22. a dust box; 23. an exhaust fan; 24. an exhaust pipe; 25. an exhaust pipe; 26. a dust screen; 27. an exhaust hole; 28. sealing the plug plate; 3. a screening mechanism; 31. a fixed block; 32. a spring; 33. a sieve plate; 4. a rotating mechanism; 41. a chassis; 42. a motor; 43. a rotating shaft; 44. a top plate; 5. a feed hopper; 6. a discharge pipe; 7. support legs; 8. a box door.
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.
Example 1
As shown in fig. 1-3, the utility model provides a screening device with a dustproof function, which comprises a box body 1, wherein the inner wall of the bottom of the box body 1 is arranged in a funnel shape, so that the screening device is convenient and quick to discharge; the top of the box body 1 is fixedly connected with a feed hopper 5; the bottom of the box body 1 is fixedly connected with a discharging pipe 6; the four corners of the bottom of the box body 1 are fixedly connected with supporting legs 7 respectively; the box body 1 is provided with a dust removing mechanism 2; the dust removing mechanism 2 includes: a suction hood 21 and a dust box 22; the suction cover 21 is fixedly connected to the inner wall of the back surface of the box body 1; the suction hood 21 is arranged in a funnel shape; the dust-proof box 22 is fixedly connected to the back of the box body 1; an exhaust fan 23 is fixedly arranged at the top of the dust box 22; the input end of the exhaust fan 23 is fixedly connected with an exhaust pipe 24; the other end of the air suction pipe 24 is fixedly connected with the back surface of the air suction cover 21 and is communicated with the air suction cover; the output end of the exhaust fan 23 is fixedly connected with an exhaust pipe 25; the other end of the exhaust pipe 25 is fixedly connected with the top of the dust box 22 and is communicated with the top of the dust box; the inner wall of the dust box 22 is fixedly connected with a dust screen 26; a plurality of exhaust holes 27 are formed in the bottom of the dust box 22 at equal intervals; the filtered clean air is conveniently discharged out of the dust box 22 through the exhaust holes 27; the back of the dust box 22 is provided with a rectangular through hole; a sealing plug plate 28 is inserted into the rectangular through hole; a handle is fixedly connected to the back of the sealing plug plate 28; the handle is pulled to drive the sealing plug plate 28 to be separated from the rectangular through hole, so that the dust screen 26 is exposed, and dust collected on the dust screen 26 is conveniently cleaned; the suction fan 23 is started to work so that negative pressure is generated at the opening of the suction hood 21, air containing dust in the box body 1 is sucked, the air is conveyed into the dust box 22 through the suction pipe 24 and the exhaust pipe 25, the air is filtered through the dust screen 26, the dust is adhered to the dust screen 26, the filtered clean air is discharged from the exhaust hole 27, and therefore the dust is prevented from flying out to pollute the environment, the influence of the dust on the respiratory tract of an operator is reduced, and the health of the operator is improved.
In this embodiment, through the dust removing mechanism 2 that sets up can absorb the dust that the rice produced in the screening process, filters the air, prevents that the dust from flying in disorder polluted environment, reduces the influence of dust to operating personnel's respiratory simultaneously, improves operating personnel's health.
Example 2
As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the inside of the box body 1 is provided with a screening mechanism 3; the sieving mechanism 3 includes: a fixed block 31; the number of the fixing blocks 31 is four, and two pairs of fixing blocks are respectively and fixedly connected to the left side and the right side of the box body 1; the top of each fixed block 31 is fixedly connected with a spring 32; the top of the four springs 32 is fixedly connected with a sieve plate 33; the number of the screening mechanisms 3 is two, and the two screening mechanisms 3 are respectively positioned on the upper side and the lower side of the top plate 44; the box body 1 is provided with a rotating mechanism 4; the rotation mechanism 4 includes: a casing 41; the case 41 is fixedly connected to the left side of the case 1; a motor 42 is fixedly arranged on the left inner wall of the case 41; the output end of the motor 42 is fixedly connected with a rotating shaft 43 through a coupler; the right end of the rotating shaft 43 penetrates the case 41 and extends into the case 1; the extension end of the rotating shaft 43 is fixedly connected with a top plate 44; the top plate 44 is arranged in an elliptical shape, and the distance from the outer wall of one side far away from the rotating shaft 43 to the two groups of sieve plates 33 is equal; the motor 42 is started to drive the rotating shaft 43 to rotate, the rotating shaft 43 drives the top plate 44 to rotate, so that the top plate 44 pushes the sieve plate 33, the upper sieve plate 33 stretches the spring 32, the lower sieve plate 33 compresses the spring 32, and simultaneously, the two groups of sieve plates 33 reciprocate up and down to screen rice under the action of the self elasticity of the spring 32, thereby preventing screening holes from being blocked and improving the screening speed of rice; the front surface of the box body 1 is hinged with a box door 8 through a hinge and is positioned right in front of the sieve plate 33; the impurities and chaff screened out on the screen plate 33 are conveniently cleaned by opening the box door 8.
In this embodiment, the screen plate 33 can be made to vibrate up and down to screen rice by the rotating mechanism 4, which is provided, under the action of the spring 32, thereby preventing the screening holes from being blocked and improving the screening speed of rice.
The working principle of the screening device with the dustproof function is specifically described below.
When the rice screening box is used, as shown in fig. 1-3, rice is placed into the box body 1 through the feeding hopper 5, the rotating shaft 43 is driven to rotate through the starting motor 42, the rotating shaft 43 drives the top plate 44 to rotate, the top plate 44 pushes the screen plate 33, thereby the screen plate 33 above stretches the spring 32, the screen plate 33 below compresses the spring 32, simultaneously, two groups of screen plates 33 are enabled to vibrate up and down under the action of the self elasticity of the spring 32 to screen the rice, meanwhile, the vibrating screen plate 33 can prevent screening holes from being blocked, the screening speed of the rice can be improved, negative pressure is generated at the opening of the suction hood 21 through the operation of the starting exhaust fan 23, thereby air containing dust in the box body 1 is sucked, the air is conveyed into the dust box 22 through the exhaust pipe 24 and the exhaust pipe 25, the air is filtered through the dust screen 26, the dust is adhered to the dust screen 26, the filtered clean air is discharged from the exhaust hole 27, thereby the dust is prevented from flying to pollute the environment, the sealing plug plate 28 is driven by pulling the handle to separate from the rectangular through holes, the screen 26 is conveniently exposed, the dust collected on the dust screen 26 is conveniently cleaned, the dust is discharged from the bottom of the box body 6, and the box door 1 is conveniently cleaned, and the dust is discharged from the bottom of the box body 6 through the dust box door 8 through the dust box door is conveniently cleaned, and the dust is discharged from the dust box through the dust box.
Claims (6)
1. Screening device with dustproof function, including box (1), its characterized in that: the box body (1) is provided with a dust removing mechanism (2); the dust removing mechanism (2) includes: a suction hood (21) and a dust box (22); the air suction cover (21) is fixedly connected to the inner wall of the back of the box body (1); the dust-proof box (22) is fixedly connected to the back of the box body (1); an exhaust fan (23) is fixedly arranged at the top of the dust box (22); the input end of the exhaust fan (23) is fixedly connected with an exhaust pipe (24); the other end of the exhaust pipe (24) is fixedly connected with the back of the air suction cover (21) and is communicated with the air suction cover; the output end of the exhaust fan (23) is fixedly connected with an exhaust pipe (25); the other end of the exhaust pipe (25) is fixedly connected with the top of the dust box (22) and is communicated with the top of the dust box; the inner wall of the dust box (22) is fixedly connected with a dust screen (26).
2. The screening device with a dust-proof function according to claim 1, wherein: a plurality of exhaust holes (27) are formed in the bottom of the dust box (22) at equal intervals; a rectangular through hole is formed in the back of the dust box (22); a sealing plug plate (28) is inserted into the rectangular through hole.
3. The screening device with a dust-proof function according to claim 1, wherein: a screening mechanism (3) is arranged in the box body (1); the screening mechanism (3) comprises: a fixed block (31); the number of the fixing blocks (31) is four, and two pairs of the fixing blocks are fixedly connected to the left side and the right side of the box body (1) respectively; the top of each fixed block (31) is fixedly connected with a spring (32); the tops of the four springs (32) are fixedly connected with a sieve plate (33).
4. The screening device with a dust-proof function according to claim 1, wherein: a rotating mechanism (4) is arranged on the box body (1); the rotation mechanism (4) includes: a chassis (41); the case (41) is fixedly connected to the left side of the case body (1); a motor (42) is fixedly arranged on the left inner wall of the case (41); the output end of the motor (42) is fixedly connected with a rotating shaft (43) through a coupler; the right end of the rotating shaft (43) penetrates through the case (41) and extends into the case (1); the extending end of the rotating shaft (43) is fixedly connected with a top plate (44).
5. The screening device with a dust-proof function according to claim 1, wherein: the front of the box body (1) is hinged with a box door (8) through a hinge and is positioned right in front of the screen plate (33).
6. The screening device with a dust-proof function according to claim 1, wherein: the top of the box body (1) is fixedly connected with a feed hopper (5); the bottom of the box body (1) is fixedly connected with a discharge pipe (6); supporting legs (7) are fixedly connected to four corners of the bottom of the box body (1) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322122364.4U CN220678558U (en) | 2023-08-08 | 2023-08-08 | Screening device with dustproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322122364.4U CN220678558U (en) | 2023-08-08 | 2023-08-08 | Screening device with dustproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220678558U true CN220678558U (en) | 2024-03-29 |
Family
ID=90377406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322122364.4U Active CN220678558U (en) | 2023-08-08 | 2023-08-08 | Screening device with dustproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220678558U (en) |
-
2023
- 2023-08-08 CN CN202322122364.4U patent/CN220678558U/en active Active
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