Air exhaust type dust removal device

Abstract

The utility model discloses an air exhaust type dust removal device which comprises a dust collection box, the upper side of the dust collection box is communicated with a filtering pipeline, a fan is rotationally arranged on the dust collection box through a supporting column, the air suction end of the fan is communicated with the filtering pipeline through a connecting sleeve, and the connecting sleeve can be disconnected from the filtering pipeline; a filter cartridge is inserted into the filter pipeline, and a cleaning assembly is arranged in the filter pipeline. The dust removal device has the beneficial effects that negative pressure is generated through the fan, raised dust is sucked into the filter pipeline, dust is filtered through the filter cartridge, dust intercepted by the filter cartridge falls into the dust collection box, dust adhering to the inner wall of the filter cartridge can be cleaned through the cleaning assembly, it is ensured that the filter cartridge cannot be blocked, the device can continuously filter the raised dust, and the filtering efficiency is ensured; the connecting sleeve is rotated to be disconnected from the filtering pipeline, the fan is rotated, the end of the fan and the filtering pipeline are staggered, then the filter cartridge can be directly taken out of the filtering pipeline and replaced, and the filter element is convenient and efficient to replace.

Description

Technical Field

[0001] The utility model relates to the technical field of dust removal, in particular to an air extraction type dust removal device. Background Art

[0002] A lot of dust is generated during coal mining. In order to ensure a normal working environment in the mine, dust removal is required. The two major types of dust removal are water curtain and air extraction.

[0003] The dust removal equipment is equipped with a filter element for filtering dust. Since the dust generated during the mining process is huge, the filter element is very easy to be blocked, thereby affecting the dust removal efficiency. This is a problem with existing equipment.

[0004] And when the filter element needs to be replaced, part of the housing needs to be removed to take out the filter element, which makes replacement troublesome. Utility Model Content

[0005] The purpose of the present invention is to provide an exhaust type dust removal device in order to solve the above problems, as described below.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The utility model provides an air extraction type dust removal device, comprising a dust collecting box, the upper side of which is connected to a filter pipe, a fan is rotatably arranged on the dust collecting box through a support column, the air suction end of the fan is connected to the filter pipe through a connecting sleeve, and the connecting sleeve can be disconnected from the filter pipe;

[0008] A filter cartridge is inserted into the filter pipe, and a cleaning component is arranged in the filter pipe for cleaning the inner wall of the filter cartridge;

[0009] The cleaning assembly includes a rotating brush roller;

[0010] The filtering pipeline is communicated with the expansion port through a connecting pipe.

[0011] With the above-mentioned suction type dust removal device, the fan generates negative pressure, and the dust is sucked into the filter pipe through the expansion port and the connecting pipe in sequence, and the dust is filtered through the filter cartridge. The filtered air enters the fan and is discharged through the discharge pipe;

[0012] The dust trapped by the filter cartridge will fall into the dust box and stick to the inner wall of the filter cartridge. This part of the dust can be cleaned up by the cleaning component to ensure that the filter cartridge will not be blocked and can continuously filter the dust.

[0013] When the filter cartridge needs to be replaced, disconnect the connecting sleeve from the filter pipe, and then rotate the fan to dislocate the end of the fan from the filter pipe. Then the filter cartridge can be directly taken out of the filter pipe and replaced.

[0014] Preferably, the dust box comprises a shell, the filter duct is vertically arranged on the shell and communicated with the shell, a drawer is slidably arranged in the shell, and the drawer and the shell are clearance-matched.

[0015] Preferably, a plurality of spray heads 2 are disposed through the upper side of the shell.

[0016] Preferably, the exhaust end of the fan is connected to a discharge pipe, and a plurality of spray heads are provided through the discharge pipe.

[0017] Preferably, the connecting sleeve is threadedly connected to the filter duct and the air intake end of the fan, and a handle is fixed on the surface of the connecting sleeve.

[0018] Preferably, a fixing ring is fixed in the filter pipe for supporting the bottom of the filter cartridge, and a second handle is provided on the top of the filter cartridge.

[0019] Preferably, the cleaning assembly includes a gear box, which is fixedly arranged in the filter pipe, and is rotatably provided with a rotating shaft one and a rotating shaft two, and both the rotating shaft one and the rotating shaft two are provided with bevel gears, and the two bevel gears are meshed and are located in the gear box, a brush roller is provided on the rotating shaft two, and the brush roller is in contact with the inner wall of the filter cartridge, the rotating shaft one passes through the filter pipe and is rotatably connected to the filter pipe, a motor is provided on the surface of the filter pipe, and the motor output shaft is fixed to one end of the rotating shaft.

[0020] Preferably, a paddle is provided on the second rotating shaft, and the paddle is located below the brush roller.

[0021] The beneficial effects are:

[0022] 1. The fan generates negative pressure to suck the dust into the filter pipe, and the dust is filtered through the filter cartridge. The dust trapped by the filter cartridge will fall into the dust box. The cleaning component can clean the dust stuck on the inner wall of the filter cartridge to ensure that the filter cartridge will not be blocked, so that the device can continuously filter the dust and ensure the filtering efficiency.

[0023] Rotate the connecting sleeve to disconnect it from the filter pipe and rotate the fan to dislocate the end of the fan from the filter pipe. Then the filter cartridge can be directly taken out of the filter pipe and replaced, making it easy to replace the filter element.

[0024] 2. The dust box is easy to clean dust by pulling the drawer out of the shell;

[0025] 3. Spray into the shell through the second spray head to make the dust absorb water and become heavier, which can reduce the dust level in the shell. When the filtered air passes through the discharge pipe, the water mist sprayed by the first spray head further removes dust, ensuring that there is no visible dust in the discharged air. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0027] Figure 1 This is a front view structural diagram of the utility model;

[0028] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0029] Figure 3 This is a schematic diagram of the three-dimensional structure of the filter pipeline of the utility model;

[0030] Figure 4 It is a schematic diagram of the three-dimensional cross-sectional structure of the filter pipeline of the utility model;

[0031] Figure 5 It is a three-dimensional structural schematic diagram of the cleaning component of the utility model.

[0032] The following are the descriptions of the reference numerals:

[0033] 1. Dust box; 2. Filter duct; 3. Connecting pipe; 4. Expansion port; 5. Support column; 6. Fan; 7. Discharge pipe; 8. Spray head 1; 9. Spray head 2; 10. Connecting sleeve; 11. Handle 1; 12. Cleaning assembly; 13. Drawer; 14. Shell; 15. Filter cartridge; 16. Handle 2; 17. Motor; 18. Gear box; 19. Rotating shaft 1; 20. Rotating shaft 2; 21. Fixed ring; 22. Paddle; 23. Brush roller; 24. Bevel gear. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0035] See also Figure 1-Figure 5 As shown, the utility model provides an exhaust type dust removal device, including a dust box 1, the upper side of the dust box 1 is connected to a filter pipe 2, the dust box 1 is rotatably provided with a fan 6 through a support column 5, the air suction end of the fan 6 is connected to the filter pipe 2 through a connecting sleeve 10, and the connecting sleeve 10 can be disconnected from the filter pipe 2;

[0036] A filter cartridge 21 is inserted into the filter pipe 2, and a cleaning component 12 is provided in the filter pipe 2 for cleaning the inner wall of the filter cartridge 21;

[0037] The cleaning assembly 12 includes a rotating brush roller 23;

[0038] The filter pipe 2 is connected to the expansion port 4 through the connecting pipe 3, and the expansion port 4 can increase the range of air intake.

[0039] As an optional embodiment, the dust box 1 includes a shell 14, and the filter duct 2 is vertically arranged on the shell 14 and connected to the shell 14. A drawer 13 is slidably arranged in the shell 14, and the drawer 13 and the shell 14 are gap-matched. After dust enters the drawer 13, the drawer 13 can be pulled out of the shell 14 to facilitate cleaning of the dust.

[0040] A plurality of spray heads 9 are provided on the upper side of the shell 14 . The spray heads 9 are connected to the water supply pipe. Spray is sprayed into the shell 14 through the spray heads 9 , so that the dust absorbs water and becomes heavier, thereby reducing the dust level in the shell 14 .

[0041] The exhaust end of the fan 6 is connected to a discharge pipe 7, and a plurality of spray heads 8 are provided on the discharge pipe 7. The spray heads 8 are connected to a water supply pipe. When the filtered air passes through the discharge pipe 7, the water mist sprayed by the spray heads 8 will further remove dust, ensuring that there is no dust visible to the naked eye in the discharged air.

[0042] The connecting sleeve 10 is threadedly connected to the filter duct 2 and the suction end of the fan 6, and a handle 11 is fixed on the surface of the connecting sleeve 10. The threaded connection method can ensure airtightness and facilitate disassembly of the connecting sleeve 10.

[0043] A fixing ring 21 is fixed inside the filter pipe 2 for supporting the bottom of the filter cartridge 15 , and a handle 16 is provided on the top of the filter cartridge 15 .

[0044] The cleaning assembly 12 includes a gear box 18, which is fixedly arranged in the filter pipe 2. A rotating shaft 19 and a rotating shaft 20 are rotatably arranged on the gear box 18, and a bevel gear 24 is arranged on the rotating shaft 19 and the rotating shaft 20, and the two bevel gears 24 are meshed and located in the gear box 18. A brush roller 23 is arranged on the rotating shaft 20, and the brush roller 23 contacts the inner wall of the filter cartridge 15. The rotating shaft 19 passes through the filter pipe 2 and is rotatably connected to the filter pipe 2. A motor 17 is arranged on the surface of the filter pipe 2, and the output shaft of the motor 17 is fixed to the end of the rotating shaft 19;

[0045] The gear box 18 has a dustproof function, which prevents dust from forming on the surface of the bevel gear 24 and improves the service life of the bevel gear 24;

[0046] The motor 17 can rotate the brush roller 23 by cooperating with the rotating shaft 19 , the rotating shaft 20 and the two bevel gears 24 , and the dust on the inner wall of the filter cartridge 15 is removed by the brush roller 23 .

[0047] The second rotating shaft 20 is provided with a paddle 22 , and the paddle 22 is located below the brush roller 23 . When the paddle 22 rotates, suction is generated, which can improve the efficiency of air passing through the filter cartridge 15 .

[0048] With the above structure, the fan 6 generates negative pressure, and the dust is sucked into the filter pipe 2 through the expansion port 4 and the connecting pipe 3 in sequence, and the dust is filtered through the filter cartridge 15. The filtered air enters the fan 6 and is discharged through the discharge pipe 7.

[0049] The dust trapped by the filter cartridge 15 will fall into the dust box 1 and stick to the inner wall of the filter cartridge 15. The cleaning component 12 can clean up this part of the dust, ensuring that the filter cartridge 15 will not be blocked and can continuously filter the dust.

[0050] When the filter cartridge 15 needs to be replaced, the connecting sleeve 10 is disconnected from the filter pipe 2, and then the fan 6 can be rotated to displace the end of the fan 6 from the filter pipe 2, and then the filter cartridge 15 can be directly taken out of the filter pipe 2 and replaced.

[0051] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. Exhaust type dust removal device, Features: The invention comprises a dust collecting box (1), wherein the upper side of the dust collecting box (1) is connected to a filter pipe (2), a fan (6) is rotatably arranged on the dust collecting box (1) via a support column (5), an air suction end of the fan (6) is connected to the filter pipe (2) via a connecting sleeve (10), and the connecting sleeve (10) can be disconnected from the filter pipe (2); A filter cartridge (15) is inserted into the filter pipe (2), and a cleaning component (12) is arranged in the filter pipe (2) for cleaning the inner wall of the filter cartridge (15); The cleaning assembly (12) comprises a rotating brush roller (23); The filtering pipeline (2) is connected to the expansion port (4) via a connecting pipe (3).

2. According to claim 1, the vacuum type dust removal device, Features: The dust box (1) comprises a shell (14), the filter pipe (2) is vertically arranged on the shell (14) and communicated with the shell (14), a drawer (13) is slidably arranged in the shell (14), and the drawer (13) and the shell (14) are clearance-matched.

3. According to claim 2, the suction type dust removal device, Features: A plurality of spray heads 2 (9) are arranged through the upper side of the shell (14).

4. The vacuum type dust removal device according to claim 1, Features: The exhaust end of the fan (6) is connected to a discharge pipe (7), and a plurality of spray heads (8) are arranged through the discharge pipe (7).

5. The vacuum type dust removal device according to claim 1, Features: The connecting sleeve (10) is threadedly connected to the filter pipe (2) and the air suction end of the fan (6), and a handle (11) is fixed on the surface of the connecting sleeve (10).

6. The vacuum type dust removal device according to claim 1, Features: A fixing ring (21) is fixed inside the filter pipe (2) for supporting the bottom of the filter cartridge (15), and a second handle (16) is provided on the top of the filter cartridge (15).

7. The vacuum type dust removal device according to claim 1, Features: The cleaning assembly (12) comprises a gear box (18), the gear box (18) being fixedly arranged in the filter pipe (2), the gear box (18) being rotatably arranged with a first rotating shaft (19) and a second rotating shaft (20), and both the first rotating shaft (19) and the second rotating shaft (20) being arranged with a bevel gear (24), and the two bevel gears (24) being meshed and located in the gear box (18), the second rotating shaft (20) being arranged with a brush roller (23), and the brush roller (23) being in contact with the inner wall of the filter cartridge (15), the first rotating shaft (19) passing through the filter pipe (2) and being rotatably connected with the filter pipe (2), and a motor (17) being arranged on the surface of the filter pipe (2), and the output shaft of the motor (17) being fixed to the end of the first rotating shaft (19).

8. The vacuum type dust removal device according to claim 7, Features: The second rotating shaft (20) is provided with a paddle (22), and the paddle (22) is located below the brush roller (23).

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