Dedusting screening machine
By combining the design of blower and vacuum cleaner in the screening machine, the problems of dust dissipation and pollution are solved, and more efficient dust removal is achieved, avoiding dust pollution to the working environment.
Patent Information
- Application Number
- CN202323181313.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-11-24
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2033-11-24
AI Technical Summary
The existing screening machine cannot effectively avoid dust dissipation and contamination of the working environment during use, resulting in poor dust removal effect.
A dust removal screen is designed, which uses a built-in blower and a vacuum cleaner for the box. The blower blows upwards and blows the dust out and pumps it to the appropriate position by the vacuum cleaner to prevent the dust from escaping into the air.
It effectively improves the dust removal effect, prevents dust from contaminating the working environment, and significantly improves the dust absorption efficiency.
Smart Images
Figure CN222174868U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a dust removal screening machine, belonging to the technical field of screening machines. Background Art
[0002] The process of separating bulk materials into different particle sizes through one or more screens is called screening. Screening machines use the relative movement between bulk materials and the screen surface to allow some particles to pass through the screen holes, and separate materials such as sand, gravel, and crushed stone into different particle sizes. Screening machines will raise dust during use, thus polluting the working environment.
[0003] According to the announcement number CN214718153U, a screening machine that is convenient for dust removal is disclosed, including a screening frame, a screening plate is arranged on the screening frame, a guide cover for dust collection is arranged above the screening plate, a plurality of vertically arranged guide rods are welded to the lower side of the guide cover, the screening plate is fixedly connected with a plurality of fixed blocks under the guide cover, the fixed blocks are sleeved on the guide rods and relatively slide along the length direction of the guide rods, an adjusting member is arranged on the guide cover, and the adjusting member is used to adjust the distance between the guide cover and the screening plate. The present application has the effect of facilitating the improvement of the dust absorption efficiency when screening sand and gravel with different dust contents.
[0004] Although the above device can prevent dust from escaping to a certain extent when in use, since both sides are vacant, it still cannot effectively prevent dust from escaping and polluting the working environment, thereby making the dust removal effect of the device poor. Utility Model Content
[0005] The purpose of the utility model is to provide a dust removal screening machine, which can effectively improve the dust removal effect of the device, thereby effectively avoiding dust escaping and polluting the working environment, so as to solve the problems raised in the above-mentioned background technology.
[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0007] The filter screen is a filter screen as claimed in claim 1, wherein the filter screen is an air filter and a filter screen is provided on the top of the filter screen. The filter screen is a filter screen which is provided on the top of the filter screen. The filter screen is a filter screen which is provided on the top of the filter screen. The filter screen is a filter screen which is provided on the top of the filter screen. The filter screen is a filter screen which is provided on the top of the filter screen. The filter screen is a filter screen which is provided on the top of the filter screen. The filter screen is a filter screen which is provided on the top of the filter screen.
[0008] Furthermore, a motor is fixedly provided at the lower front portion of the box body one, the output end of the motor is fixedly connected to a rotating shaft, the rear end of the rotating shaft extends into the cavity two, and a cam is fixedly sleeved on the rotating shaft in the cavity two, and the cam is located below the support plate.
[0009] Furthermore, a plurality of springs are fixedly provided in a symmetrical array at the bottom end of the support plate, and the bottom ends of the springs are fixedly connected to the inner wall of the bottom end of the second cavity.
[0010] Furthermore, sliding grooves are symmetrically provided on the inner walls on both sides of the second cavity, and sliding blocks are slidably provided in the sliding grooves, and the sliding blocks are fixedly connected to the side adjacent to the support plate.
[0011] Furthermore, a blower is fixedly embedded in the box body 1, and the blower is located between the cavity 1 and the cavity 2. The output end of the blower is fixedly connected to an air supply pipe, and the other end of the air supply pipe extends into the cavity 1 and is fixedly connected to a blow hood.
[0012] Furthermore, the apertures on the upper sieve plate are larger than the apertures on the lower sieve plate, and the apertures on the sieve plates are larger than the apertures on the filter screen.
[0013] The beneficial effects of the utility model are:
[0014] The utility model is provided with a box body one and a blower. When in use, the blower works so that the blower blows air upwards through the air supply pipe and the blowing hood, and then the dust in the box body two is blown out to the outside of the box body two. At this time, the vacuum cleaner works, so that the dust can be sucked to a suitable position through the dust extraction hood. The provision of the box body one can effectively prevent the dust from escaping into the air. At the same time, the blower blows the dust upwards, so that the dust can be effectively blown to the dust extraction hood, and then the dust can be easily extracted. The utility model can effectively improve the dust removal effect of the device, and thus effectively prevent the dust from escaping and polluting the working environment. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the specific embodiments of the present invention and do not constitute a limitation to the present invention.
[0016] Figure 1 This is a front view of a dust removal and screening machine of the utility model;
[0017] Figure 2 This is a schematic diagram of the overall structure of a dust removal and screening machine of the utility model;
[0018] Figure 3 It is a side view of a dust removal and screening machine of the utility model;
[0019] Figure 4 It is a top view of a box body and a support plate of a dust removal and screening machine of the utility model;
[0020] Numbers in the figure: 1. Box body 1; 2. Cavity body 1; 3. Cavity body 2; 4. Support plate; 5. Support rod; 6. Box body 2; 7. Screen plate; 8. Dropping channel; 9. Filter; 10. Feed hopper; 11. Vacuum cleaner; 12. Dust extraction pipe; 13. Dust extraction hood; 14. Motor; 15. Rotating shaft; 16. Cam; 17. Spring; 18. Slide; 19. Slider; 20. Blower; 21. Air supply pipe; 22. Blowing hood. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] Example 1 Please refer to Figure 1-Figure 4 , the utility model provides a technical solution:
[0023] A dust removal and screening machine comprises a box body 1, wherein a cavity 2 and a cavity 3 are provided in the box body 1, a support plate 4 is slidably provided in the cavity 3, a plurality of support rods 5 are fixedly provided at the top of the support plate 4 in a symmetrical array, the tops of the support rods 5 all extend into the cavity 2 and are fixedly connected to a box body 6, a plurality of sieve plates 7 are fixedly provided in the box body 6, a plurality of material dropping channels 8 are fixedly provided on one side of the box body 6, and the top and bottom of the box body 6 are both penetrated A filter screen 9 is fixedly embedded therein, and the other end of the material delivery channel 8 extends to the outside of the box body 1. A feed hopper 10 is fixedly embedded at the top of the box body 1 away from the material delivery channel 8, and the bottom end of the feed hopper 10 extends into the box body 2 6. A vacuum cleaner 11 is fixedly installed at the top of the box body 1, and the dust extraction end of the vacuum cleaner 11 is fixedly connected to a dust extraction pipe 12, and the other end of the dust extraction pipe 12 extends into the cavity 2 and is fixedly connected to a dust extraction hood 13.
[0024] Specifically, Figure 1-Figure 4 As shown, a motor 14 is fixedly provided at the lower front part of the box body 1, and a rotating shaft 15 is fixedly connected to the output end of the motor 14. The rear end of the rotating shaft 15 extends into the cavity 2 3, and a cam 16 is fixedly sleeved on the rotating shaft 15 located in the cavity 2 3. The cam 16 is located below the support plate 4, and a plurality of springs 17 are fixedly provided in a symmetrical array at the bottom end of the support plate 4. The bottom ends of the springs 17 are fixedly connected to the inner wall of the bottom end of the cavity 2 3. The rotating shaft 15 is driven to rotate by the motor 14. At this time, the rotating shaft 15 will drive the cam 16 to rotate, so that the cam 16 pushes the support plate 4 to move upward, and the support plate 4 will stretch the spring 17. When the cam 16 is separated from the support plate 4, the spring 17 will drive the support plate 4 to move downward, so that the support plate 4 drives the box body 2 6 to move up and down through the support rod 5, so that the material in the box body 2 6 can be screened.
[0025] Specifically, Figure 1-Figure 4 As shown, a blower 20 is fixedly embedded in the box body 1, and the blower 20 is located between the cavity 1 2 and the cavity 2 3. The output end of the blower 20 is fixedly connected to an air supply pipe 21, and the other end of the air supply pipe 21 extends into the cavity 2 and is fixedly connected to a blow hood 22. The aperture of the sieve plate 7 located above is larger than the aperture of the sieve plate 7 located below, and the apertures on the sieve plate 7 are larger than the aperture of the filter 9. The blower 20 works, so that the blower 20 blows air upward through the air supply pipe 21 and the blow hood 22, and then blows the dust in the box body 6 out of the box body 6.
[0026] Example 2 Please refer to Figure 2 and Figure 4The difference between this embodiment and embodiment 1 is that: the inner walls on both sides of the cavity 3 are symmetrically provided with slide grooves 18, and sliders 19 are slidably provided in the slide grooves 18. The sliders 19 are fixedly connected to the side adjacent to the support plate 4. When the support plate 4 moves, the support plate 4 will drive the slider 19 to move in the slide groove 18, and the slider 19 can support the support plate 4.
[0027] Working principle of the utility model: when in use, the material enters the box body 2 6 through the feed hopper 10, and the motor 14 drives the rotating shaft 15 to rotate. At this time, the rotating shaft 15 will drive the cam 16 to rotate, so that the cam 16 pushes the support plate 4 to move upward, and the support plate 4 will stretch the spring 17. When the cam 16 is separated from the support plate 4, the spring 17 will drive the support plate 4 to move downward, so that the support plate 4 drives the box body 2 6 to move up and down through the support rod 5, so that the material in the box body 2 6 can be screened. When the support plate 4 moves, the support plate 4 will drive the slider 19 to move in the slide groove 18, and the slider 19 can support the support plate 4. At the same time, the blower 20 works, so that the blower 20 blows air upward through the air supply pipe 21 and the blowing hood 22, and then blows the dust in the box body 2 6 out of the box body 2 6. At this time, the vacuum cleaner 11 works, so that the dust can be sucked to a suitable position through the dust extraction hood 13.
[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A dust removal and screening machine, comprising a housing (1), characterized in that: The box body 1 (1) is provided with a cavity 1 (2) and a cavity 2 (3), a support plate (4) is slidably provided in the cavity 2 (3), a plurality of support rods (5) are fixedly provided in a symmetrical array at the top of the support plate (4), the tops of the support rods (5) all extend into the cavity 1 (2) and are fixedly connected to the box body 2 (6), a plurality of sieve plates (7) are fixedly provided in the box body 2 (6), a plurality of material dropping channels (8) are fixedly provided on one side of the box body 2 (6), a filter screen (9) is fixedly embedded through the top and bottom ends of the box body 2 (6), the other ends of the material dropping channels (8) all extend to the outside of the box body 1 (1), and a filter screen (9) is fixedly embedded at the top of the side of the box body 1 (1) away from the material dropping channel (8). A feed hopper (10), the bottom end of the feed hopper (10) extending into the second box body (6), a vacuum cleaner (11) being fixedly provided at the top end of the first box body (1), the dust extraction end of the vacuum cleaner (11) being fixedly connected to a dust extraction pipe (12), the other end of the dust extraction pipe (12) extending into the first cavity (2) and being fixedly connected to a dust extraction hood (13), a blower (20) being fixedly embedded in the first box body (1), the blower (20) being located between the first cavity (2) and the second cavity (3), the output end of the blower (20) being fixedly connected to an air supply pipe (21), the other end of the air supply pipe (21) extending into the first cavity (2) and being fixedly connected to a blow hood (22).
2. A dust removal screening machine according to claim 1, characterized in that: A motor (14) is fixedly provided at the lower front part of the box body 1 (1); a rotating shaft (15) is fixedly connected to the output end of the motor (14); a rear end of the rotating shaft (15) extends into the cavity body 2 (3); a cam (16) is fixedly sleeved on the rotating shaft (15) located in the cavity body 2 (3); and the cam (16) is located below the support plate (4).
3. A dust removal screening machine according to claim 2, characterized in that: A plurality of springs (17) are fixedly arranged in a symmetrical array at the bottom end of the support plate (4), and the bottom ends of the springs (17) are fixedly connected to the inner wall of the bottom end of the second cavity (3).
4. A dust removal screening machine according to claim 3, characterized in that: Slide grooves (18) are symmetrically provided on the inner walls of both sides of the second cavity (3), and sliding blocks (19) are slidably provided in the slide grooves (18), and the sliding blocks (19) are fixedly connected to the side adjacent to the support plate (4).
5. A dust removal screening machine according to claim 1, characterized in that: The aperture of the sieve plate (7) located at the top is larger than the aperture of the sieve plate (7) located at the bottom, and the apertures of the sieve plates (7) are larger than the apertures of the filter screen (9).