Dust removal device for sandstone production

Abstract

The utility model discloses a dust removal device for sandstone production, which relates to the technical field of dust removal devices and comprises a dust removal box, and a treatment cavity and an exhaust cavity are arranged in the dust removal box. An air inlet cavity, a filtering cavity and a dust collecting cavity are formed in the treatment cavity; the air inlet cavity and the dust collecting cavity are located on the upper side and the lower side of the filtering cavity correspondingly and communicate with the top and the bottom of the filtering cavity correspondingly. A filter cartridge with a hollow structure and an open end is arranged in the filter cavity, an air outlet pipe is arranged at the open end of the filter cartridge, one end of the air outlet pipe penetrates through the filter cavity and extends into the exhaust cavity, and the other end of the filter cartridge is fixedly connected with the side, away from the exhaust cavity, of the filter cartridge; an air inlet communicated with the air inlet cavity is formed in one side, far away from the exhaust cavity, of the dust removal box; dust can be effectively filtered, a series of adverse effects of the dust and other impurities on the internal structure and operation of the fan are avoided, and the service life of the fan is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of dust removal devices, in particular to a dust removal device for sand and gravel production. Background Art

[0002] The dust removal device is used for dust removal. Sand and gravel production will generate a lot of dust. The environmentally friendly dust removal device for sand and gravel production is used to remove the dust generated by sand and gravel production. However, most of the previous environmentally friendly dust removal devices for sand and gravel production have poor performance and cannot effectively filter dust, which can easily cause trouble to users and cannot meet the needs of today's market. Due to the above problems, the practicality and usability of the environmentally friendly dust removal device for sand and gravel production are reduced.

[0003] The present authorization announcement number is CN215822695U, which is an environmentally friendly dust removal device for producing sand and gravel. Through the coordination of a box body, a water tank, a first fan, an air intake hood, a conveying pipe, a one-way valve, a drying box, a filter box, a second fan, an air outlet hood, a filter element, a connecting plate, threaded holes, through holes and bolts, the device achieves a good use effect, can effectively filter dust, effectively avoids causing trouble to users, meets the needs of today's market, improves the practicality and usability of environmentally friendly dust removal devices for producing sand and gravel, and solves the problem of poor use effect of environmentally friendly dust removal devices for producing sand and gravel in the past.

[0004] However, the first fan is directly connected to the air intake hood, and no filtering protection measures are set at the input end of the first fan. In actual use, it is found that dust and other impurities will have a series of adverse effects on the internal structure and operation of the fan, which will reduce its service life. Therefore, a dust removal device for sand and gravel production is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a dust removal device for sand and gravel production, which can effectively filter dust and prevent dust and other impurities from causing a series of adverse effects on the internal structure and operation of the fan, thereby improving the service life of the fan.

[0006] To achieve the above-mentioned object, the utility model provides the following technical solution: a dust removal device for sand and gravel production, comprising a dust removal box, wherein a processing chamber and an exhaust chamber are provided inside the dust removal box; an air intake chamber, a filter chamber, and a dust collection chamber are provided inside the processing chamber; the air intake chamber and the dust collection chamber are respectively located on the upper and lower sides of the filter chamber, and the air intake chamber and the dust collection chamber are respectively connected to the top and bottom of the filter chamber; a filter cartridge with a hollow structure and an open end is provided inside the filter chamber, an air outlet pipe is provided at the open end of the filter cartridge, one end of the air outlet pipe passes through the filter chamber and extends into the exhaust chamber, and the other end of the filter cartridge is fixedly connected to a side of the filter cartridge away from the exhaust chamber; An air inlet connected to the air inlet chamber is provided on the side of the dust removal box away from the exhaust chamber, the bottom of the air inlet chamber and the filter chamber are both V-shaped, and one end away from the exhaust chamber is lower than the other end; the bottom of the dust collecting chamber is funnel-shaped, and a slag discharge pipe is provided at the bottom of the dust collecting chamber, a dust collecting box is provided at the bottom of the slag discharge pipe, and a dust discharge cover is provided at the bottom of the dust collecting box; an exhaust pipe is provided below the dust removal box, the lower end of the exhaust pipe is connected with the bottom of the exhaust chamber through a pipe, and an exhaust pipe is provided at the top of the exhaust pipe; a rotatable fan assembly is provided in the slag discharge pipe and the exhaust pipe, and a motor fixedly connected to the fan assembly is provided on the slag discharge pipe and the exhaust pipe.

[0007] In order to facilitate the generation of suction in the exhaust pipe and the dust removal box, as a preferred dust removal device for sand and gravel production of the utility model, the fan assembly includes a rotating shaft and a rotating plate, and the rotating plates are arranged in an array along the outer circumferential surface of the rotating shaft; the output end of the motor is fixedly connected to one end of the rotating shaft.

[0008] In order to make the dust removal box achieve the effect of vibration and facilitate automatic cleaning of the filter cartridge, a dust removal device for sand and gravel production is preferably provided in the present invention. A vibration motor is provided on the top of the dust removal box, and telescopic legs are provided at the bottom of the dust removal box. A base is provided at the bottom of the telescopic legs, and a bracket fixedly connected to the top of the base is provided on the outer wall of the exhaust pipe.

[0009] In order to ensure the stability of the connection between the exhaust pipe and the exhaust chamber, as a preferred dust removal device for sand and gravel production of the utility model, a telescopic tube is provided on the pipe connecting the exhaust pipe and the exhaust chamber.

[0010] In order to increase the vibration amplitude of the dust removal box, as a preferred dust removal device for sand and gravel production of the utility model, the telescopic leg includes a first leg, a second leg, a connecting seat, and a spring rod; a through hole with a top opening is provided in the first leg, and the lower end of the second leg is inserted into the through hole, the connecting seat is located above the first leg and is provided on the outer wall of the second leg, and the spring rod is vertically provided at the bottom of the connecting seat and the top of the first leg.

[0011] In order to more thoroughly clean the dust on the filter cartridge, as a preferred dust removal device for sand and gravel production of the utility model, a compressor is provided on the dust removal box, and an air pulse air pipe is provided at the output end of the compressor, one end of the air pulse air pipe passes through the dust removal box and extends into the air outlet pipe.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0013] The utility model provides a filter cartridge in the filter cavity; starts the motor on the exhaust pipe, and the rotating shaft drives the rotating plate to rotate synchronously, so that suction is generated in the exhaust pipe, and suction is generated in the dust removal box and the air inlet. The suction force can easily draw the flying dust generated in the sand and gravel production into the dust removal box through the air inlet, so that the dust is first filtered and finally passes through the exhaust pipe, which can effectively filter the dust and avoid a series of adverse effects of dust and other impurities on the internal structure and operation of the fan, thereby improving the service life of the fan.

[0014] Start the vibration motor and the filter cartridge vibrates, which makes it easy to automatically clean the dust filtered on the filter cartridge; the dust firmly attached to the filter cartridge is blown out by starting the compressor, and the compressed air enters the filter cartridge through the air pulse air pipe. The high-pressure gas blows outward from the inside of the filter cartridge in the opposite direction, which makes it easy to thoroughly clean the impurities blocking the filter cartridge, so that the filter cartridge can realize the function of automatic cleaning and ensure the efficiency and quality of dust removal. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic cross-sectional view of the telescopic support leg of the utility model;

[0017] Figure 3 This is a schematic diagram of the top structure of the exhaust pipe of the utility model.

[0018] In the figure: 1. Dust removal box; 2. Exhaust chamber; 3. Air inlet chamber; 4. Filter chamber; 5. Dust collection chamber; 6. Filter cartridge; 7. Air outlet pipe; 8. Air inlet; 9. Slag discharge pipe; 10. Dust collection box; 11. Dust discharge cover; 12. Exhaust pipe; 13. Motor; 14. Rotating shaft; 15. Rotating plate; 16. Telescopic leg; 17. Base; 18. Bracket; 19. Telescopic tube; 20. First leg; 21. Second leg; 22. Connecting seat; 23. Spring rod; 24. Through hole; 25. Compressor; 26. Air pulse air pipe. DETAILED DESCRIPTION

[0019] See also Figures 1 to 3, a dust removal device for sand and gravel production, including a dust removal box 1, the dust removal box 1 is provided with a processing chamber and an exhaust chamber 2; the processing chamber is provided with an air inlet chamber 3, a filter chamber 4, and a dust collecting chamber 5; the air inlet chamber 3 and the dust collecting chamber 5 are respectively located on the upper and lower sides of the filter chamber 4, and the air inlet chamber 3 and the dust collecting chamber 5 are respectively connected to the top and bottom of the filter chamber 4; a filter cartridge 6 with a hollow structure and an open end is provided inside the filter chamber 4, and an air outlet pipe 7 is provided at the open end of the filter cartridge 6, one end of the air outlet pipe 7 passes through the filter chamber 4 and extends into the exhaust chamber 2, and the other end of the filter cartridge 6 is fixedly connected to the side of the filter cartridge 6 away from the exhaust chamber 2; a side of the dust removal box 1 away from the exhaust chamber 2 An air inlet 8 communicating with the air inlet chamber 3 is provided on the side. The bottoms of the air inlet chamber 3 and the filter chamber 4 are both V-shaped, and one end away from the exhaust chamber 2 is lower than the other end; the bottom of the dust collecting chamber 5 is funnel-shaped, and a slag discharge pipe 9 is provided at the bottom of the dust collecting chamber 5. A dust collecting box 10 is provided at the bottom of the slag discharge pipe 9, and a dust discharge cover 11 is provided at the bottom of the dust collecting box 10; an exhaust pipe 12 is provided below the dust removal box 1, and the lower end of the exhaust pipe 12 is connected to the bottom of the exhaust chamber 2 through a pipe, and an exhaust pipe is provided at the top of the exhaust pipe 12; a rotatable fan assembly is provided in the slag discharge pipe 9 and the exhaust pipe 12, and a motor 13 fixedly connected to the fan assembly is provided on the slag discharge pipe 9 and the exhaust pipe 12;

[0020] The fan assembly includes a rotating shaft 14 and rotating plates 15 . The rotating plates 15 are arranged in an array along the outer circumference of the rotating shaft 14 . The output end of the motor 13 is fixedly connected to one end of the rotating shaft 14 .

[0021] In this embodiment, the motor 13 on the exhaust pipe 12 is started, and the rotating shaft 14 drives the rotating plate 15 to rotate synchronously, so that suction is generated in the exhaust pipe 12, and suction is generated in the dust removal box 1 and the air inlet 8. The suction force can easily suck the flying dust generated during the sand and gravel production into the dust removal box 1 through the air inlet 8. When the air flow in the dust removal box 1 flows toward the exhaust pipe 12, it first passes through the air inlet chamber 3, the filter chamber 4, and enters the filter cartridge 6. The filter cartridge 6 can filter the dust in the air flow onto the outer wall, and the filtered air flow is discharged into the exhaust chamber through the outlet pipe 7. 2, and is safely discharged through the exhaust pipe on the top of the exhaust pipe 12; start the motor 13 on the slag discharge pipe 9 (the rotation speed of the rotating shaft 14 in the slag discharge pipe 9 is low), the rotating shaft 14 rotates, and the rotating plate 15 rotates synchronously, which makes it easy to flip and guide the fallen dust into the dust collection box 10, so that the dust is easily collected in the dust collection box 10; the dust collection box 10 is made of transparent material, and the dust collected in the dust collection box 10 can be visually viewed. When there is a lot of dust, the dust discharge cover 11 at the bottom of the dust collection box 10 is directly opened to facilitate cleaning of the dust collection box 10;

[0022] As a technical optimization solution of the present invention, a vibration motor is provided on the top of the dust removal box 1, a telescopic support leg 16 is provided at the bottom of the dust removal box 1, a base 17 is provided at the bottom of the telescopic support leg 16, and a bracket 18 fixedly connected to the top of the base 17 is provided on the outer wall of the exhaust pipe 12;

[0023] A telescopic tube 19 is provided on the pipe communicating between the exhaust pipe 12 and the exhaust chamber 2;

[0024] The telescopic leg 16 includes a first leg 20, a second leg 21, a connecting seat 22, and a spring rod 23; a through hole 24 with a top opening is provided in the first leg 20, and the lower end of the second leg 21 is inserted into the through hole 24, the connecting seat 22 is located above the first leg 20 and is provided on the outer wall of the second leg 21, and the spring rod 23 is vertically provided at the bottom of the connecting seat 22 and the top of the first leg 20.

[0025] In this embodiment: the vibration motor is started, and the dust removal box 1 is easily supported by the first leg 20, the second leg 21, and the spring rod 23; and when the dust removal box 1 vibrates, the elastic force of the spring rod 23 can increase the vibration amplitude of the dust removal box 1, making it easy to automatically clean the filter cartridge 6; through the telescopic tube 19, when the dust removal box 1 vibrates, the pipe between the exhaust pipe 12 and the exhaust chamber 2 can be prevented from being disconnected (or stretched and damaged).

[0026] As a technical optimization solution of the present invention, a compressor 25 is provided on the dust removal box 1, and an air pulse air pipe 26 is provided at the output end of the compressor 25. One end of the air pulse air pipe 26 passes through the dust removal box 1 and extends into the air outlet pipe 7.

[0027] In this embodiment: when the filter cartridge 6 vibrates, some dust is still firmly attached to the filter cartridge 6, and the dust will clog the filter cartridge 6. The filter cartridge 6 is used for a long time, which will cause the air flow resistance to increase. By starting the compressor 25, compressed air enters the filter cartridge 6 through the air pulse air pipe 26, and the high-pressure gas is blown from the inside of the filter cartridge 6 to the outside in the opposite direction, which makes it easy to thoroughly clean the impurities clogging the filter cartridge 6.

[0028] Working principle: First, place the dust removal device next to the sand and gravel production equipment, with the air inlet 8 facing the side where the dust is floating, or connect the sand and gravel production dust exhaust port with the air inlet 8 on the dust removal box 1 through a pipe; start the motor 13 on the exhaust pipe 12, and the rotating shaft 14 drives the rotating plate 15 to rotate synchronously, so that suction is generated in the exhaust pipe 12, and suction is generated in the dust removal box 1 and the air inlet 8. The suction force can easily suck the flying dust generated during sand and gravel production into the dust removal box 1 through the air inlet 8. When the air flow in the dust removal box 1 flows to the exhaust pipe 12, it first passes through the air inlet cavity 3, the filter cavity 4, and enters the filter cartridge 6. The filter cartridge 6 can filter the dust in the air flow onto the outer wall, and the filtered air flow is discharged into the exhaust chamber 2 through the air outlet pipe 7 and is safely discharged through the exhaust pipe 12; start the motor 13 on the slag discharge pipe 9 (the rotation speed of the rotating shaft 14 in the slag discharge pipe 9 is low), and the rotating shaft 14 rotates, so that the rotating plate 15 rotates synchronously, which is easy to flip and guide the fallen dust into the dust collecting box 10, making it easy to collect the dust in the dust collecting box 10; the dust collecting box 10 is made of transparent material, and the dust collected inside the dust collecting box 10 can be visually viewed. When there is a lot of dust, directly open the dust discharge cover 11 at the bottom of the dust collecting box 10 to facilitate cleaning of the dust collecting box 10.

[0029] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A dust removal device for sand and gravel production, comprising a dust removal box (1), characterized in that: The dust removal box (1) is provided with a processing chamber and an exhaust chamber (2) inside; an air intake chamber (3), a filter chamber (4), and a dust collection chamber (5) are provided inside the processing chamber; the air intake chamber (3) and the dust collection chamber (5) are respectively located on the upper and lower sides of the filter chamber (4), and the air intake chamber (3) and the dust collection chamber (5) are respectively communicated with the top and bottom of the filter chamber (4); a filter cartridge (6) with a hollow structure and an open end is provided inside the filter chamber (4), and an air outlet pipe (7) is provided at the open end of the filter cartridge (6), one end of the air outlet pipe (7) passes through the filter chamber (4) and extends into the exhaust chamber (2), and the other end of the filter cartridge (6) is fixedly connected to the side of the filter cartridge (6) away from the exhaust chamber (2); a filter cartridge (6) is provided on the side of the dust removal box (1) away from the exhaust chamber (2) with a filter cartridge (6) connected to the air intake chamber (3) The bottom of the air inlet (8) is connected, the bottom of the air inlet chamber (3) and the filter chamber (4) are both V-shaped, and one end away from the exhaust chamber (2) is lower than the other end; the bottom of the dust collecting chamber (5) is funnel-shaped, and a slag discharge pipe (9) is provided at the bottom of the dust collecting chamber (5), a dust collecting box (10) is provided at the bottom of the slag discharge pipe (9), and a dust discharge cover (11) is provided at the bottom of the dust collecting box (10); an exhaust pipe (12) is provided below the dust removal box (1), the lower end of the exhaust pipe (12) is connected to the bottom of the exhaust chamber (2) through a pipeline, and an exhaust pipe is provided at the top of the exhaust pipe (12); a rotatable fan assembly is provided in the exhaust pipe (9) and the exhaust pipe (12), and a motor (13) fixedly connected to the fan assembly is provided on the exhaust pipe (9) and the exhaust pipe (12).

2. A dust removal device for sand and gravel production according to claim 1, characterized in that: The fan assembly comprises a rotating shaft (14) and a rotating plate (15), wherein the rotating plates (15) are arranged in an array along the outer circumferential surface of the rotating shaft (14); and the output end of the motor (13) is fixedly connected to one end of the rotating shaft (14).

3. The dust removal device for sand and gravel production according to claim 1, characterized in that: A vibration motor is provided at the top of the dust removal box (1), a telescopic support leg (16) is provided at the bottom of the dust removal box (1), a base (17) is provided at the bottom of the telescopic support leg (16), and a bracket (18) fixedly connected to the top of the base (17) is provided on the outer wall of the exhaust pipe (12).

4. The dust removal device for sand and gravel production according to claim 1, characterized in that: A telescopic tube (19) is provided on the pipe communicating between the exhaust pipe (12) and the exhaust chamber (2).

5. The dust removal device for sand and gravel production according to claim 3, characterized in that: The telescopic leg (16) comprises a first leg (20), a second leg (21), a connecting seat (22), and a spring rod (23); a through hole (24) with a top opening is provided in the first leg (20), the lower end of the second leg (21) is inserted into the through hole (24), the connecting seat (22) is located above the first leg (20) and is provided on the outer wall of the second leg (21), and the spring rod (23) is vertically provided at the bottom of the connecting seat (22) and the top of the first leg (20).

6. The dust removal device for sand and gravel production according to claim 1, characterized in that: The dust removal box (1) is provided with a compressor (25), and an output end of the compressor (25) is provided with an air pulse air pipe (26), one end of the air pulse air pipe (26) passes through the dust removal box (1) and extends into the air outlet pipe (7).

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