CN221017310U - Sand and stone screening device - Google Patents
Sand and stone screening device Download PDFInfo
- Publication number
- CN221017310U CN221017310U CN202322897950.6U CN202322897950U CN221017310U CN 221017310 U CN221017310 U CN 221017310U CN 202322897950 U CN202322897950 U CN 202322897950U CN 221017310 U CN221017310 U CN 221017310U
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- Prior art keywords
- dust
- screening
- filter screen
- box
- dust removal
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- 238000012216 screening Methods 0.000 title claims abstract description 79
- 239000004576 sand Substances 0.000 title claims abstract description 29
- 239000004575 stone Substances 0.000 title abstract description 14
- 239000000428 dust Substances 0.000 claims abstract description 130
- 238000007599 discharging Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 238000007790 scraping Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to the technical field of sand and stone screening, and discloses a sand and stone screening device which comprises a frame-shaped supporting plate, wherein two long springs and two short springs are arranged at the top of the frame-shaped supporting plate, a screening box is connected with the two long springs and the two short springs together, a feeding hopper is arranged at the top of the screening box, a discharging hole is formed in the right side of the screening box, a screen plate is obliquely arranged in the screening box, a discharge hopper is arranged on the right side of the bottom of the screening box, a vibrating motor is arranged at the bottom of the screening box, and a dust hood is arranged at the top of the inner wall of the screening box. According to the sand screening device, the screening box can vibrate through the cooperation of the two long springs and the two short springs and the vibrating motor, under the action of the screen plate, larger sand is output from the discharge hole, and smaller sand is output from the discharge hopper, so that sand screening is realized; dust in the screening box is sucked through the dust hood and enters the dust removal box through the hose, and dust in air can be filtered by the filter screen plate, so that workers are prevented from sucking the dust.
Description
Technical Field
The utility model relates to the technical field of sand screening, in particular to a sand screening device.
Background
In civil engineering, sand and stone are screened and then used, so that the production quality is ensured.
The patent with the publication number of CN218854816U discloses a solid waste sand stone screening device, which comprises a screening device body and a screening plate of an inner cavity of the screening device body, wherein a box cover is fixed at the top of the screening device body, a feeding pipe is communicated with the right side of the top of the box cover, and a filtering mechanism is communicated with the left side of the top of the box cover; according to the utility model, dust generated in the screening process is collected through the filtering mechanism, so that the dust cannot fly away at will, the harm of the dust to the body of a worker is reduced, the influence on the surrounding environment is reduced, meanwhile, the surface of the screening plate is scraped by the movable scraping plate, more waste sand and gravel cannot be blocked at the meshes of the movable scraping plate, and therefore, the screening efficiency of the screening device body is improved, the cleaning effect of the scraping plate can be improved by the extruding mechanism, and the problems that the dust cannot be collected in the screening process and the screening efficiency is low in the conventional upper device are solved.
In order to avoid that staff inhales the air that dust content is more for a long time among the above-mentioned prior art, set up filtering mechanism, but the suction fan in filtering mechanism is in the below of filter, before filtering the dust in the air, the suction fan contact with the dust earlier, and suction fan can adhere a large amount of dust at long-time use back surface, leads to the suction fan to damage very easily, and the filter is blocked by the dust very easily in addition, needs the staff to clear up very often just can normally use, in view of this, we propose a grit screening plant.
Disclosure of utility model
The utility model aims to provide a sand screening device for solving the problems in the background art.
In order to solve the technical problems, the utility model is solved by the following technical scheme:
The sand and stone screening device comprises a frame-shaped supporting plate, wherein long springs are arranged at the top of the frame-shaped supporting plate and close to the front end and the rear end of the left side, short springs are arranged at the top of the frame-shaped supporting plate and close to the front end and the rear end of the right side, and two screening boxes are connected with the long springs and the two short springs together, so that the screening boxes can shake under the action of a vibrating motor;
The top of the screening box is provided with a feeding hopper near the left side, the right side of the screening box is provided with a discharge hole, a screen plate is obliquely arranged in the screening box, the right end of the screen plate passes through the discharge hole to the outside, the right side of the bottom of the screening box is provided with a discharge hopper, the bottom of the screening box is provided with a vibrating motor, sand and stone to be screened are fed into the screening box through the feeding hopper, and under the action of the screen plate, larger sand and stone are output from the discharge hole, and smaller sand and stone are output from the discharge hopper;
The dust collection device is characterized in that a dust hood is arranged at the top of the inner wall of the screening box and close to the left side, supporting legs are arranged at four corners of the bottom of the frame-shaped supporting plate, a rectangular supporting plate is connected to the middle lower parts of the four supporting legs together, a dust collection assembly is arranged at the top of the rectangular supporting plate and comprises a dust collection box, a connecting pipe is arranged at the middle part of the rear side of the dust collection box and communicated with the dust hood through a hose, a detachable filter screen plate is arranged in the dust collection box and close to the top, an exhaust pipe is arranged at the top of the dust collection box, an exhaust fan is arranged in the exhaust pipe, air in the dust collection box is exhausted through the exhaust fan, negative pressure is generated in the dust collection box, so that the dust collection hood generates suction force, dust in the screening box is sucked into the dust collection box through the hose, and dust in the air can be filtered by the filter screen plate, and thus staff is prevented from sucking the dust;
The left side of dust removal case is equipped with electric telescopic handle, the tip of electric telescopic handle movable rod passes the left side and fixedly connected with scraper blade of dust removal case, and electric telescopic handle drives the scraper blade and moves about, can clear up the bottom of filter screen plate, avoids the filter material adhesion to lead to the filter screen plate to block up on the filter screen plate, improves the live time limit of filter screen plate.
Preferably, U-shaped guide rails are arranged at the left side and the right side of the inner wall of the dust removal box and close to the top, and the filter screen plate is slidably connected between the two U-shaped guide rails, so that the filter screen plate can be conveniently disassembled and fixed.
Preferably, the front side of the filter screen plate penetrates through the front side of the inner wall of the dust collection box to the outside, the length of a filter screen of the filter screen plate is smaller than that of the inner wall of the dust collection box, the width of a filter screen of the filter screen plate is smaller than that of the inner wall of the dust collection box, and a handle groove is formed in the top of the filter screen plate and close to the edge of the front side, so that a worker can conveniently take out the filter screen plate, and the worker can conveniently clean the filter screen plate at regular intervals.
Preferably, the top of the scraping plate is provided with bristles, the bristles are propped against the bottom of the filter screen plate, and when the scraping plate moves left and right, the bristles clean the bottom of the filter screen plate, so that the filtered matters drop downwards.
Preferably, the bottom of the dust box is movably connected with a dust collecting drawer for collecting the dropped filter materials so as to facilitate centralized treatment of staff, the front side of the dust collecting drawer penetrates through the front side of the inner wall of the dust box, the front side of the dust collecting drawer and the front side of the dust box are located on the same plane, and a handle is arranged on the front side of the dust collecting drawer so as to facilitate the staff to take out the dust collecting drawer.
Preferably, the connecting pipe is positioned between the filter screen plate and the dust collection drawer, so that air entering the dust removal box can be filtered by the filter screen plate and collected by the dust collection drawer.
The utility model has the remarkable technical effects due to the adoption of the technical scheme:
1. This grit screening plant, two long springs and two short spring cooperation vibrating motor can make screening case vibration, under the effect of sieve, great grit is exported from the discharge gate, and less grit is exported from arranging the hopper to the realization is to the screening of grit.
2. This grit screening plant, the air discharge through the exhaust fan with the dust removal incasement, makes the dust removal incasement produce negative pressure to make the suction hood produce suction, with the dust suction of screening incasement, and get into the dust removal incasement through the hose, the dust in the air can be filtered by the filter screen plate, thereby avoid the staff to inhale the dust.
3. This grit screening plant drives the scraper blade through electric telescopic handle and moves about, and the brush hair at scraper blade top can clear up the bottom of filter screen plate, avoids the filter material adhesion to lead to the filter screen plate to block up on the filter screen plate, improves the service time limit of filter screen plate, and the filter material that drops can be collected to the dust collection drawer to the staff centralized processing.
Drawings
FIG. 1 is a schematic view of a first view angle structure of the present utility model;
FIG. 2 is a schematic diagram of an overall second view structure according to the present utility model;
FIG. 3 is a schematic view of a portion of the structure of the present utility model;
FIG. 4 is a second schematic diagram of a portion of the structure of the present utility model;
FIG. 5 is a schematic view of the assembled structure of the screening box and suction hood of the present utility model;
FIG. 6 is a schematic cross-sectional view of a screening box according to the present utility model;
Fig. 7 is a schematic structural diagram of a dust removing assembly in the present utility model.
The names of the parts indicated by the numerical references in the drawings are as follows: 1. a frame-shaped support plate; 2. support legs; 3. a rectangular support plate; 4. a long spring; 5. a short spring; 6. a screening box; 60. a charging hopper; 61. a discharge port; 62. a discharge hopper; 63. a sieve plate; 7. a vibration motor; 8. a dust removal assembly; 80. a dust removal box; 81. a connecting pipe; 82. an exhaust pipe; 83. an exhaust fan; 84. a U-shaped guide rail; 85. a filter screen plate; 86. a dust collection drawer; 87. an electric telescopic rod; 88. a scraper; 9. a dust hood; 10. and (3) a hose.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings and examples.
Example 1
1-7, The sand screening device comprises a frame-shaped supporting plate 1, long springs 4 are arranged at the top of the frame-shaped supporting plate 1 and close to the front and rear ends of the left side, short springs 5 are arranged at the top of the frame-shaped supporting plate 1 and close to the front and rear ends of the right side, and screening boxes 6 are connected with the two long springs 4 and the two short springs 5 together, so that the screening boxes 6 can shake under the action of a vibrating motor 7;
A feeding hopper 60 is arranged at the top of the screening box 6 and near the left side, a discharge hole 61 is formed in the right side of the screening box 6, a screen plate 63 is obliquely arranged in the screening box 6, the right end of the screen plate 63 passes through the discharge hole 61 to the outside, a discharge hopper 62 is arranged on the right side of the bottom of the screening box 6, and a vibrating motor 7 is arranged at the bottom of the screening box 6, so that the screening box 6 can vibrate, sand and stone can be screened, sand and stone to be screened are thrown into the screening box 6 through the feeding hopper 60, and under the action of the screen plate 63, larger sand and stone are output from the discharge hole 61, and smaller sand and stone are output from the discharge hopper 62;
The top of the inner wall of the screening box 6 and the position close to the left side are provided with dust hoods 9, four corners of the bottom of the frame-shaped supporting plate 1 are respectively provided with supporting legs 2, the middle lower parts of the four supporting legs 2 are connected with a rectangular supporting plate 3 together, the top of the rectangular supporting plate 3 is provided with a dust removing assembly 8, the dust removing assembly 8 comprises a dust removing box 80, the middle part of the rear side of the dust removing box 80 is provided with a connecting pipe 81, the connecting pipe 81 is communicated with the dust hoods 9 through a hose 10, the position in the dust removing box 80 and the position close to the top is provided with a detachable filter screen 85, the top of the dust removing box 80 is provided with an exhaust pipe 82, an exhaust fan 83 is arranged in the exhaust pipe 82, the exhaust fan 83 and the vibrating motor 7 are both externally connected with a power supply to work, air in the dust removing box 80 is exhausted through the exhaust fan 83, so that negative pressure is generated in the dust removing box 80, thereby the dust removing box 9 generates suction force, dust in the screening box 6 is sucked through the hose 10, dust in the dust removing box 80, dust in the dust removing box is filtered by the filter screen 85, and dust in the air is filtered by the filter screen 85, thereby dust is avoided from being inhaled by workers.
The left side of dust removal case 80 is equipped with electric telescopic handle 87, and electric telescopic handle 87 movable rod's tip passes the left side of dust removal case 80 and fixedly connected with scraper blade 88, and electric telescopic handle 87 drives scraper blade 88 and moves about, can clear up the bottom of filter screen plate 85, avoids the filter material adhesion to filter screen plate 85 and leads to filter screen plate 85 to block up, improves the live time limit of filter screen plate 85.
In this embodiment, the positions on the left and right sides of the inner wall of the dust removal box 80 and near the top are provided with U-shaped guide rails 84, and the filter screen plate 85 is slidably connected between the two U-shaped guide rails 84, so that the filter screen plate 85 is convenient to disassemble, assemble and fix.
Specifically, the front side of filter screen plate 85 runs through the front side of dust removal case 80 inner wall to external world, and the filter screen length of filter screen plate 85 is less than the length of dust removal case 80 inner wall, and the filter screen width of filter screen plate 85 is less than the width of dust removal case 80 inner wall, and the handle groove has been seted up at the top of filter screen plate 85 and the position that is close to the front side edge, and the staff of being convenient for takes out filter screen plate 85 to make things convenient for the staff to wash filter screen plate 85 regularly.
Further, the top of the scraper 88 is provided with bristles, the bristles are abutted against the bottom of the filter screen plate 85, and when the scraper 88 moves left and right, the bristles clean the bottom of the filter screen plate 85, so that the filtered matters drop downwards.
Further, the bottom swing joint inside the dust bin 80 has a dust collection drawer 86 for collect the filter material that drops, so that the staff centralized processing, the front side of dust collection drawer 86 runs through the front side of dust bin 80 inner wall, and the front side of dust collection drawer 86 and the front side of dust bin 80 are located the coplanar, and the front side of dust collection drawer 86 is equipped with the handle, makes things convenient for the staff to take out dust collection drawer 86.
Further, the connection pipe 81 is located between the filter screen plate 85 and the dust collection drawer 86, ensuring that air entering the dust box 80 can be filtered by the filter screen plate 85 and collected by the dust collection drawer 86.
When the sand screening device of this embodiment is in use, the staff starts vibrating motor 7 and exhaust fan 83 work, screening case 6 rocks under vibrating motor 7's effect, then the staff will wait to sieve the grit of throwing hopper 60 and pour screening case 6 into, under the effect of sieve 63, great grit is exported from discharge gate 61, less grit is exported from discharge hopper 62, when sieving the grit, exhaust fan 83 is with the air discharge in the dust removal case 80, make the dust removal incasement 80 produce the negative pressure, thereby make suction hood 9 produce suction, dust hood 9 is with the dust suction in the screening case 6, the dust in the air that gets into dust removal case 80 along with the air current gets into in the hose 10, thereby avoid the staff to inhale the dust, electric telescopic handle 87 intermittent type work, when electric telescopic handle 87 drives scraper 88 and moves about, the brush hair at scraper 88 top can clean the bottom of filter screen 85, avoid the filter screen to adhere to on filter screen 85 and lead to filter screen 85 to blocking, improve the dust removal case 85, the dust suction in the dust removal case 80 is followed by the air current, the dust in the air flow gets into dust removal case 80, thereby the dust removal case 85 is convenient for the staff to clean down by the filter screen 86.
In summary, the foregoing description is only of the preferred embodiments of the present utility model, and all equivalent changes and modifications made in accordance with the claims should be construed to fall within the scope of the utility model.
Claims (6)
1. The utility model provides a grit screening plant, includes frame backup pad (1), its characterized in that: the top of the frame-shaped supporting plate (1) and the positions close to the front end and the rear end of the left side are respectively provided with a long spring (4), the top of the frame-shaped supporting plate (1) and the positions close to the front end and the rear end of the right side are respectively provided with a short spring (5), two long springs (4) and two short springs (5) are jointly connected with a screening box (6), the top of the screening box (6) and the positions close to the left side are respectively provided with a feeding hopper (60), the right side of the screening box (6) is provided with a discharge hole (61), a screen plate (63) is obliquely arranged in the screening box (6), the right end of the screen plate (63) penetrates from the discharge hole (61) to the outside, the right side of screening case (6) bottom is equipped with row hopper (62), the bottom of screening case (6) is equipped with vibrating motor (7), the top of screening case (6) inner wall just is close to left position and is equipped with dust hood (9), four corners of frame shape backup pad (1) bottom all are equipped with supporting leg (2), four the well lower part of supporting leg (2) is connected with rectangle backup pad (3) jointly, the top of rectangle backup pad (3) is equipped with dust removal subassembly (8), dust removal subassembly (8) include dust removal case (80), the middle part of dust removal case (80) rear side is equipped with connecting pipe (81), connecting pipe (81) are through hose (10) and dust hood (9) intercommunication, the position that just is close to the top in dust removal case (80) is equipped with detachable filter screen board (85), the top of dust removal case (80) is equipped with blast pipe (82), be equipped with exhaust fan (83) in blast pipe (82), the left side of dust removal case (80) is equipped with electric telescopic handle (87), the tip of electric telescopic handle (87) movable rod passes the left side and fixedly connected with scraper blade (88) of dust removal case (80).
2. The sand screening device of claim 1, wherein: u-shaped guide rails (84) are arranged on the left side and the right side of the inner wall of the dust removal box (80) and close to the top, and the filter screen plate (85) is connected between the two U-shaped guide rails (84) in a sliding mode.
3. The sand screening device of claim 1, wherein: the front side of filter screen board (85) runs through the front side of dust removal case (80) inner wall to external world, the filter screen length of filter screen board (85) is less than the length of dust removal case (80) inner wall, the filter screen width of filter screen board (85) is less than the width of dust removal case (80) inner wall, handle groove has been seted up at the top of filter screen board (85) and the position that is close to the front side edge.
4. The sand screening device of claim 1, wherein: the top of scraper blade (88) is equipped with the brush hair, brush hair offsets with the bottom of filter screen plate (85).
5. The sand screening device of claim 1, wherein: the dust collection device is characterized in that a dust collection drawer (86) is movably connected to the bottom inside the dust collection box (80), the front side of the dust collection drawer (86) penetrates through the front side of the inner wall of the dust collection box (80), the front side of the dust collection drawer (86) and the front side of the dust collection box (80) are located on the same plane, and a handle is arranged on the front side of the dust collection drawer (86).
6. The sand screening device of claim 5, wherein: the connecting pipe (81) is positioned between the filter screen plate (85) and the dust collecting drawer (86).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322897950.6U CN221017310U (en) | 2023-10-27 | 2023-10-27 | Sand and stone screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322897950.6U CN221017310U (en) | 2023-10-27 | 2023-10-27 | Sand and stone screening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221017310U true CN221017310U (en) | 2024-05-28 |
Family
ID=91184304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322897950.6U Active CN221017310U (en) | 2023-10-27 | 2023-10-27 | Sand and stone screening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221017310U (en) |
-
2023
- 2023-10-27 CN CN202322897950.6U patent/CN221017310U/en active Active
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