Pulse dust cleaning system in dust recovery equipment

Abstract

The utility model discloses a pulse deashing system in dust recovery equipment, which comprises a dust filter cartridge, the dust filter cartridge is fixedly arranged on an equipment mounting seat, the bottom of the dust filter cartridge is screwed and provided with an end cover, and the upper side of the dust filter cartridge is fixedly provided with a fixed disc; a pulse dust cleaning cylinder is inserted into the dust filtering cylinder in a penetrating manner, the pulse dust cleaning cylinder comprises a plurality of groups of high-pressure nozzles which are uniformly fixed on the outer wall of the circumference of the pulse dust cleaning cylinder, and a positioning disc is fixedly mounted on the outer side of the circumference of the top of the pulse dust cleaning cylinder. According to the pulse dust removal system in the dust recovery equipment, high-pressure gas in the compressed gas tank enters the interior of the pulse dust removal barrel from the compressed gas tank butt joint pipe and is sprayed out from the multiple groups of high-pressure nozzles uniformly fixed on the circumferential outer wall of the pulse dust removal barrel, so that multiple beams of high-pressure gas impact on uniform parts of the circumferential inner wall of the dust filter barrel; and dust on the circumferential inner wall of the dust filter cartridge can be removed in all directions, so that no dead angle exists.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust removal equipment field, concretely to a kind of pulse dust cleaning system in dust recovery equipment. BACKGROUND

[0002] Pulse bag filter is the filter bag made of filter material to filter dust-containing gas, so that dust is separated from the gas. When the bag filter is running, the dust on the surface of the filter bag accumulates more and more, and the filtration resistance becomes higher and higher. When the resistance reaches the set value, the bag filter should be cleaned. According to the search, the patent number (CN207722501U) discloses a bag filter pulse dust cleaning device with rotating nozzle, which includes a box body. The inside of the box body is provided with a dust cleaning device. The dust cleaning device includes a rotating air jet pipe arranged inside the dust removal cloth bag.

[0003] In the process of implementing the utility model, the inventors found that at least the following problems in the prior art have not been solved: although the utility model can pulse clean the dust removal cloth bag, the dust cleaning effect is not ideal, and the cleaning effect of the adjacent side of the dust removal cloth bag is poor, which needs to be improved. Therefore, a new technical solution is needed to solve the problem. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a kind of pulse dust cleaning system in dust recovery equipment, to solve the defects mentioned in the above background art.

[0005] To achieve the above-mentioned purpose, a pulse dust cleaning system in dust recovery equipment is provided, which includes a dust filter cylinder. The dust filter cylinder is fixedly arranged on the equipment mounting seat, and an end cover is screw-connected and installed at the bottom of the dust filter cylinder. A fixed disc is fixedly installed on the upper side of the dust filter cylinder, and a pulse dust cleaning cylinder is inserted into the inside of the dust filter cylinder. The pulse dust cleaning cylinder includes multiple groups of high-pressure nozzles fixed uniformly on its circumferential outer wall. A positioning disc is fixedly installed on the top circumferential outer side of the pulse dust cleaning cylinder. A positioning seat is fixedly arranged on the outer side of the positioning disc. A compressed gas tank connecting pipe is welded and fixed to the top of the pulse dust cleaning cylinder. The compressed gas tank connecting pipe is communicatively connected to the compressed gas tank outside through a pipeline.

[0006] Preferably, a guide cylinder is fixedly installed on the outer side of the bottom of the dust filter cylinder, and the cross section of the guide cylinder is in the shape of a circular truncated cone. The axial cross section of the dust filter cylinder and the guide cylinder is in the shape of a concentric circle.

[0007] Preferably, a stabilizing cylinder is fixedly installed at the center position of the bottom of the pulse dust cleaning cylinder, and a plug-in seat is fixedly arranged at the center position of the surface of the end cover. A plug-in groove with a size matching that of the stabilizing cylinder is formed in the inside of the plug-in seat.

[0008] Preferably, the pulse cleaning cylinder is inserted into the dust filter cylinder and positioned and installed through the stabilizing cylinder and the socket, and the stabilizing cylinder is inserted into the socket slot opened inside the socket, and the cross-section of the stabilizing cylinder and the socket is a concentric circle structure.

[0009] Preferably, the fixing plate covers the surface of the equipment mounting seat and is fixedly connected by multiple groups of equidistant bolts, and the fixing plate is circular. At the same time, three groups of positioning grooves are evenly opened on the surface of the fixing plate, and the positioning plate is annular.

[0010] Preferably, three groups of positioning seats are evenly welded on the circumferential outer wall of the positioning plate, and the sizes of the positioning seats and the positioning grooves are adapted. At the same time, the three groups of positioning seats are respectively inserted into the inside of the three groups of positioning grooves and fixedly connected by bolts.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The utility model allows the high-pressure gas inside the compressed gas tank to enter the interior of the pulse dust cleaning cylinder from the compressed gas tank docking pipe, and is ejected from multiple groups of high-pressure nozzles uniformly fixed on the circumferential outer wall of the pulse dust cleaning cylinder, so that multiple beams of high-pressure gas impact the circumferential inner wall of the dust filter cylinder uniformly, and can perform all-round dust cleaning on the circumferential inner wall of the dust filter cylinder to ensure that there are no dead corners; no matter where the dust adheres to the filter cylinder, it can be affected by the high-pressure blowing, thereby greatly improving the thoroughness of the dust cleaning;

[0013] A large number of high-pressure nozzles can quickly spray powerful pulsed airflow, which can remove dust from the filter surface in a short time. Compared with other cleaning methods, this method can restore the filter performance of the filter more quickly and reduce the decline in filtration efficiency caused by untimely cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a front view schematic diagram of the structure of the utility model;

[0015] Figure 2 for Figure 1 Bottom view of

[0016] Figure 3 for Figure 1 A top view of

[0017] Figure 4 for Figure 1 sectional view of .

[0018] Numbers in the figure: 1. Dust filter cartridge; 11. End cover; 12. Connector; 2. Guide cylinder; 3. Fixing plate; 4. Equipment mounting base; 5. Positioning groove; 6. Pulse cleaning cartridge; 61. High-pressure nozzle; 62. Positioning plate; 63. Positioning seat; 64. Compressed gas tank docking tube; 65. Stabilizing cylinder. DETAILED DESCRIPTION

[0019] For reference Figure 1-4 The utility model provides a kind of pulse dust cleaning system in dust recovery equipment, including dust filter cartridge 1, dust filter cartridge 1 is fixedly arranged on equipment mounting seat 4, and the bottom of dust filter cartridge 1 is screw-connected and installed with end cap 11, while the upper side of dust filter cartridge 1 is fixedly installed with fixed disc 3, and the inside of dust filter cartridge 1 is inserted with pulse dust cleaning cylinder 6, pulse dust cleaning cylinder 6 includes multiple groups of high-pressure nozzles 61 fixedly on its circumferential outer wall, and the top circumferential outside of pulse dust cleaning cylinder 6 is fixedly installed with positioning disc 62, while the outside of positioning disc 62 is fixedly arranged with positioning seat 63, and the top of pulse dust cleaning cylinder 6 is welded and fixed with compressed gas tank butt joint pipe 64, compressed gas tank butt joint pipe 64 is communicated with compressed gas tank outside by pipeline.

[0020] Working principle: when using, dust filter cartridge 1 is arranged inside filter equipment by equipment mounting seat 4, dust-containing gas enters inside filter equipment, and impacts on filter cloth outside dust filter cartridge 1, filtered gas enters inside dust filter cartridge 1, and is discharged, while dust particles stay on the outside surface of dust filter cartridge 1, when needing to remove the large amount of dust particles staying on dust filter cartridge 1 by pulse, high-pressure gas in compressed gas tank enters inside pulse dust cleaning cylinder 6 from compressed gas tank butt joint pipe 64, and is sprayed from multiple groups of high-pressure nozzles 61 fixedly on its circumferential outer wall, so that multiple high-pressure gas impacts on dust filter cartridge 1 circumferential inner wall evenly everywhere, can dust filter cartridge 1 circumferential inner wall is cleaned comprehensively, to ensure that there is no dead angle;No matter dust adheres to which position of filter cartridge, can be affected by high-pressure blowing, thereby greatly improving the thoroughness of dust cleaning;Large amount of high-pressure nozzles 61 can rapidly spray strong pulse airflow, so that dust separates from filter cartridge surface in short time;Compared with other dust cleaning modes, this mode can more quickly restore the filtering performance of filter cartridge, reduce the decline of filtering efficiency due to dust cleaning not in time;The bottom of dust filter cartridge 1 is provided with guide cylinder 2, the section of guide cylinder 2 is circular truncated cone, and large amount of dust particles falling from the outside of dust filter cartridge 1 can fall to the bottom of filter equipment as track in guide cylinder 2, without staying in the lower position of dust filter cartridge 1.

[0021] As a preferred embodiment, the bottom outside of dust filter cartridge 1 is fixedly installed with guide cylinder 2, and the section of guide cylinder 2 is circular truncated cone, and the axial section of dust filter cartridge 1 and guide cylinder 2 is concentric circle structure.

[0022] As a preferred embodiment, a stabilizing cylinder 65 is fixedly installed at the center of the bottom of the pulse cleaning cylinder 6, and a socket 12 is fixedly provided at the center of the surface of the end cover 11. At the same time, a socket slot that matches the size of the stabilizing cylinder 65 is opened inside the socket 12.

[0023] When the pulse cleaning cylinder 6 is impacted by the airflow, the pulse cleaning cylinder 6 is positioned and installed inside the dust filter cylinder 1 through the stabilizing cylinder 65 and the socket 12, so that the pulse cleaning cylinder 6 is not prone to tilting or shaking.

[0024] The pulse cleaning cylinder 6 is inserted into the dust filter cylinder 1 and positioned and installed through the stabilizing cylinder 65 and the socket 12, and the stabilizing cylinder 65 is inserted into the socket slot opened inside the socket 12. At the same time, the cross-section of the stabilizing cylinder 65 and the socket 12 is a concentric circle structure.

[0025] As a preferred embodiment, the fixing plate 3 covers the surface of the equipment mounting base 4 and is fixedly connected by multiple groups of equidistant bolts, and the fixing plate 3 is circular, and three groups of positioning grooves 5 are evenly opened on the surface of the fixing plate 3, and the positioning plate 62 is annular.

[0026] Three groups of positioning seats 63 are evenly welded on the circumferential outer wall of the positioning plate 62, and the positioning seats 63 are adapted to the size of the positioning grooves 5. At the same time, the three groups of positioning seats 63 are respectively inserted into the inside of the three groups of positioning grooves 5 and fixedly connected by bolts.

Claims

1. A pulse dust cleaning system in a dust recovery device, comprising a dust filter cartridge (1), characterized in that: The dust filter cartridge (1) is fixedly mounted on the equipment mounting base (4), and an end cap (11) is screwed onto the bottom of the dust filter cartridge (1), and a fixing plate (3) is fixedly mounted on the upper side of the dust filter cartridge (1), and a pulse cleaning cartridge (6) is inserted into the interior of the dust filter cartridge (1), the pulse cleaning cartridge (6) includes a plurality of groups of high-pressure nozzles (61) uniformly fixed on the outer circumference of the pulse cleaning cartridge (6), and a positioning plate (62) is fixedly mounted on the outer side of the top circumference of the pulse cleaning cartridge (6), and a positioning seat (63) is fixedly arranged on the outer side of the positioning plate (62), and a compressed gas tank butt pipe (64) is welded and fixed to the top of the pulse cleaning cartridge (6), and the compressed gas tank butt pipe (64) is connected to an external compressed gas tank through a pipeline.

2. The pulse cleaning system in the dust recovery equipment according to claim 1, characterized in that: A guide cylinder (2) is fixedly mounted on the outer side of the bottom of the dust filter cylinder (1), and the cross section of the guide cylinder (2) is truncated cone-shaped. The axial cross sections of the dust filter cylinder (1) and the guide cylinder (2) are concentric circle structures.

3. The pulse cleaning system in the dust recovery equipment according to claim 1, characterized in that: A stabilizing cylinder (65) is fixedly installed at the center of the bottom of the pulse dust cleaning cylinder (6), and a plug socket (12) is fixedly provided at the center of the surface of the end cover (11), and a plug slot matching the size of the stabilizing cylinder (65) is provided inside the plug socket (12).

4. The pulse cleaning system in the dust recovery equipment according to claim 3 is characterized in that: The pulse dust cleaning cylinder (6) is inserted into the interior of the dust filter cylinder (1) and is positioned and installed through the stabilizing cylinder (65) and the plug socket (12), and the stabilizing cylinder (65) is inserted into the plug slot opened inside the plug socket (12), and the cross-sections of the stabilizing cylinder (65) and the plug socket (12) are concentric circle structures.

5. The pulse cleaning system in the dust recovery equipment according to claim 1 is characterized in that: The fixing plate (3) covers the surface of the equipment mounting seat (4) and is fixedly connected by multiple groups of equally spaced bolts. The fixing plate (3) is circular in shape, and three groups of positioning grooves (5) are evenly arranged on the surface of the fixing plate (3). The positioning plate (62) is annular in shape.

6. The pulse cleaning system in the dust recovery equipment according to claim 5, characterized in that: Three groups of positioning seats (63) are evenly welded on the circumferential outer wall of the positioning plate (62), and the positioning seats (63) are adapted to the size of the positioning grooves (5). At the same time, the three groups of positioning seats (63) are respectively inserted into the inside of the three groups of positioning grooves (5) and fixedly connected by bolts.

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