Pulse cloth bag dustproof device

Abstract

The utility model provides a pulse cloth bag dustproof device which comprises a main body, a dust removal chamber is arranged in the main body, an air inlet and an air outlet are respectively arranged on the side face and the top of the main body, the air inlet is communicated with the air outlet through the dust removal chamber, and a baffle is arranged on one side, corresponding to the air outlet, in the dust removal chamber to divide the dust removal chamber into an air inlet channel and a dust removal cavity. An upper fixing part, a plurality of dustproof cloth bags and a lower cleaning mechanism are sequentially arranged in the dust removal cavity from top to bottom, one end of each dustproof cloth bag is mounted on the upper fixing part, and the other end of each dustproof cloth bag is mounted on the lower cleaning mechanism; the lower cleaning mechanism comprises a moving part vertically and slidably connected into the dust removal cavity, the end of the dustproof cloth bag is installed on the moving part, and the two ends of the moving part are driven by air cylinders correspondingly. According to the structure, after the moving part is driven by the air cylinder, the moving part can drive the end part of the dustproof cloth bag to move up and down, so that dust on the dustproof cloth bag is shaken down, and the waste gas filtering and purifying effect of the dustproof cloth bag is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of pulse bag dustproof devices, in particular to a pulse bag dustproof device. Background Art

[0002] The pulse bag dust prevention device is a device used for flue gas purification. It has the advantages of large air volume, high dust removal efficiency, reliable operation, easy maintenance and small footprint. Therefore, it is widely used in cement, mining, machinery, electricity, chemical, metallurgy, steel and other industries. It can purify the flue gas generated in the above-mentioned processing occasions to prevent the harmful particles in the discharged exhaust gas from failing to meet the emission requirements; the pulse bag dust prevention device generally filters and purifies the passing exhaust gas through the dust bag. When the dust bag needs to be cleaned, compressed air is usually sprayed to the dust bag through the pulse mechanism on the top of the dust bag to achieve the cleaning effect.

[0003] However, since the dust bag is a tubular structure, when the dust bag is sprayed and cleaned by a pulse mechanism, the end of the dust bag away from the pulse mechanism is subjected to less compressed air blowing pressure, resulting in reduced cleaning effect at this position, affecting the dust bag's filtering and purification effect on exhaust gas. Utility Model Content

[0004] The utility model discloses a pulse bag dust prevention device, which mainly solves the problem that since the dust bag is a tubular structure, when the dust bag is sprayed and cleaned by a pulse mechanism, the end of the dust bag far away from the pulse mechanism is subjected to a smaller spray pressure of compressed air, resulting in a reduced cleaning effect at this position.

[0005] To achieve the above purpose, the technical solution of the present invention is implemented as follows:

[0006] The utility model provides a pulse bag dust prevention device, comprising a main body, a dust removal chamber is arranged in the main body, an air inlet and an exhaust port are arranged on the side and the top of the main body respectively, the air inlet is communicated with the exhaust port through the dust removal chamber, a baffle is arranged on one side of the dust removal chamber corresponding to the exhaust port, the dust removal chamber is divided into an air inlet channel and a dust removal chamber, an upper fixing member, a plurality of dust-proof cloth bags and a lower cleaning mechanism are arranged in the dust removal chamber from top to bottom, one end of the dust-proof cloth bag is installed on the upper fixing member, and the other end is installed on the lower cleaning mechanism;

[0007] The lower cleaning mechanism includes a moving part vertically slidably connected to the dust removal chamber, the end of the dust bag is installed on the moving part, and the two ends of the moving part are respectively driven by cylinders to make the moving part reciprocate vertically in the dust removal chamber.

[0008] In one embodiment, the moving part includes a positioning ring corresponding to the dustproof cloth bag, a plurality of the positioning rings are connected to each other via a longitudinal connecting frame and a transverse connecting frame, and the end of the dustproof cloth bag is installed in the positioning ring.

[0009] In one embodiment, driving rods are respectively provided at both ends of the moving member, and the output end of the cylinder is mounted on the driving rods.

[0010] In one embodiment, sliders are respectively provided at both ends of the movable member, and a slide groove is provided at a position of the dust removal chamber corresponding to the slider, and the slider is slidably connected in the slide groove.

[0011] In one embodiment, a through hole is penetrated through the end of the upper fixing member corresponding to the dustproof cloth bag, and the dustproof cloth bag is installed at the through hole.

[0012] In one embodiment, a positioning sleeve is provided on the upper fixing member corresponding to the outer edge of the dustproof cloth bag, and the end of the dustproof cloth bag is embedded in the positioning sleeve.

[0013] In one embodiment, a pulse mechanism is provided above the dust removal chamber corresponding to the upper fixing member.

[0014] The advantages or beneficial effects of the above technical solution at least include: when it is necessary to clean the dust in the dust bag, since the dust removal chamber is provided with an upper fixing part, a plurality of dust bags and a lower cleaning mechanism from top to bottom in sequence, one end of the dust bag is installed on the upper fixing part, and the other end is installed on the lower cleaning mechanism; the lower cleaning mechanism includes a moving part vertically slidably connected to the dust removal chamber, the end of the dust bag is installed on the moving part, and the two ends of the moving part are respectively driven by cylinders to make the moving part reciprocate vertically in the dust removal chamber. Therefore, after the moving part is driven by the cylinder of the lower cleaning mechanism, the moving part can drive the end of the dust bag to move up and down to shake off the dust on the dust bag, thereby ensuring the cleaning effect of the dust bag to ensure the filtering and purification effect of the dust bag on the exhaust gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings illustrate exemplary embodiments of the present invention and are used to explain the principles of the present invention together with the description. These drawings are included to provide a further understanding of the present invention, and the drawings are included in and constitute a part of this specification.

[0016] Figure 1 A schematic diagram of a pulse bag dust prevention device according to an exemplary embodiment of the utility model is shown;

[0017] Figure 2 A schematic cross-sectional view of a pulse bag dust prevention device according to an exemplary embodiment of the utility model is shown;

[0018] Figure 3 A partial cross-sectional schematic diagram of a pulse bag dust prevention device according to an exemplary embodiment of the utility model is shown;

[0019] Figure 4 An exploded schematic diagram of a dust bag, an upper fixing member and a lower cleaning mechanism according to an exemplary embodiment of the utility model is shown.

[0020] Description of reference numerals:

[0021] 1. Subject;

[0022] 11. dust removal chamber; 111. air inlet channel; 112. dust removal chamber; 12. air inlet; 13. exhaust port; 14. baffle; 15. chute;

[0023] 2. Dust-proof cloth bag;

[0024] 3. Upper fixings;

[0025] 31. through hole; 32. positioning sleeve;

[0026] 4. Lower cleaning mechanism;

[0027] 41. moving part; 411. positioning ring; 412. longitudinal connecting frame; 413. transverse connecting frame; 42. cylinder; 43. driving rod; 44. slider;

[0028] 5. Pulse mechanism. DETAILED DESCRIPTION

[0029] The embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although certain embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be construed as being limited to the embodiments described herein. Instead, these embodiments are provided to provide a more thorough and complete understanding of the present invention. It should be understood that the drawings and embodiments of the present invention are only for exemplary purposes and are not intended to limit the scope of protection of the present invention.

[0030] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0031] The term "including" and its variations used in this document are open inclusions, that is, "including but not limited to". The term "based on" means "based at least in part on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one other embodiment"; the term "some embodiments" means "at least some embodiments". The relevant definitions of other terms will be given in the description below. It should be noted that the concepts of "first", "second", etc. mentioned in the present utility model are only used to distinguish different devices, modules or units, and are not used to limit the order or interdependence of the functions performed by these devices, modules or units.

[0032] It should be noted that the modifications of "one" and "plurality" mentioned in the present invention are illustrative rather than restrictive, and those skilled in the art should understand that unless otherwise clearly indicated in the context, it should be understood as "one or more".

[0033] The names of the messages or information exchanged between multiple devices in the implementation manner of the present utility model are only used for illustrative purposes, and are not used to limit the scope of these messages or information.

[0034] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 The embodiment of the utility model provides a pulse bag dust prevention device, including a main body 1, a dust removal chamber 11 is arranged in the main body 1, an air inlet 12 and an exhaust port 13 are respectively arranged on the side and the top of the main body 1, the air inlet 12 is communicated with the exhaust port 13 through the dust removal chamber 11, a baffle 14 is arranged on one side of the dust removal chamber 11 corresponding to the exhaust port 13, the dust removal chamber 11 is divided into an air inlet channel 111 and a dust removal chamber 112, an upper fixing member 3, a plurality of dust bags 2 and a lower cleaning mechanism 4 are arranged in the dust removal chamber 112 from top to bottom, one end of the dust bag 2 is mounted on the upper fixing member 3, and the other end is mounted on the lower cleaning mechanism 4; wherein, a pulse mechanism 5 is arranged above the dust removal chamber 112 corresponding to the upper fixing member 3, the pulse mechanism 5 includes an air outlet pipe, and the air outlet pipe is respectively provided with air outlets at positions corresponding to the dust bag 2, and when cleaning, the compressed air generated by the pulse mechanism 5 is sprayed from the air outlet to the dust bag 2 to clean the dust bag 2.

[0035] The lower cleaning mechanism 4 includes a moving member 41 vertically slidably connected to the dust removal chamber 112, and the end of the dust bag 2 is installed on the moving member 41. The two ends of the moving member 41 are respectively driven by cylinders 42 to make the moving member 41 reciprocate vertically in the dust removal chamber 112.

[0036] With the above structure, when it is necessary to clean the dust in the dust bag 2, since the dust removal chamber 112 is provided with an upper fixing member 3, a plurality of dust bags 2 and a lower cleaning mechanism 4 from top to bottom, one end of the dust bag 2 is mounted on the upper fixing member 3, and the other end is mounted on the lower cleaning mechanism 4; the lower cleaning mechanism 4 includes a moving member 41 vertically slidably connected to the dust removal chamber 112, and the end of the dust bag 2 is mounted on the moving member 41, and the two ends of the moving member 41 are respectively driven by the cylinder 42 to make the moving member 41 reciprocate vertically in the dust removal chamber 112. Therefore, after the moving member 41 is driven by the cylinder 42 of the lower cleaning mechanism 4, the moving member 41 can drive the end of the dust bag 2 to move up and down to shake off the dust on the dust bag 2, thereby ensuring the cleaning effect of the dust bag 2 to ensure the filtering and purification effect of the dust bag 2 on the exhaust gas.

[0037] In one embodiment, see Figure 4 The moving member 41 includes a positioning ring 411 corresponding to the dust bag 2, and the plurality of positioning rings 411 are connected to each other through a longitudinal connecting frame 412 and a transverse connecting frame 413, and the end of the dust bag 2 is installed in the positioning ring 411. In actual use, the positioning ring 411 is used to install one end of the dust bag 2, and the plurality of positioning rings 411 can be connected to each other through the longitudinal connecting frame 412 and the transverse connecting frame 413, so that the cylinder 42 can simultaneously drive the movement of the positioning rings 411.

[0038] The two ends of the moving member 41 are respectively provided with driving rods 43, and the output end of the cylinder 42 is mounted on the driving rods 43. In actual use, the driving rod 43 is a force-bearing rod, and the driving force of the cylinder 42 is applied to the driving rod 43, so that the driving rod 43 drives the moving member 41 to move.

[0039] In one embodiment, see Figure 2 , Figure 3 and Figure 4 , sliders 44 are respectively provided at both ends of the moving member 41, and a slide groove 15 is provided at the position of the dust removal chamber 112 corresponding to the slider 44, and the slider 44 is slidably connected in the slide groove 15. In actual use, the moving member 41 can be vertically moved in the dust removal chamber 112 through the cooperation of the slider 44 and the slide groove 15.

[0040] In one embodiment, see Figure 2 , Figure 3 and Figure 4 The upper fixing member 3 has a through hole 31 at the end corresponding to the dust bag 2, and the dust bag 2 is installed at the through hole 31. In actual use, the through hole 31 is used to communicate with the dust bag 2.

[0041] The upper fixing member 3 is provided with a positioning sleeve 32 corresponding to the outer edge of the dustproof cloth bag 2, and the end of the dustproof cloth bag 2 is embedded in the positioning sleeve 32. In actual use, the positioning sleeve 32 is used to position the end of the dustproof cloth bag 2 close to the upper fixing member 3.

[0042] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0043] Those skilled in the art should understand that the above embodiments are only for the purpose of clearly illustrating the present invention, and are not intended to limit the scope of the present invention. For those skilled in the art, other changes or modifications may be made based on the above utility model, and these changes or modifications are still within the scope of the present utility model.

Claims

1. A pulse bag dust prevention device, characterized in that: The invention comprises a main body, wherein a dust removal chamber is arranged in the main body, an air inlet and an air outlet are arranged on the side and the top of the main body respectively, the air inlet is communicated with the air outlet through the dust removal chamber, a baffle is arranged on one side of the dust removal chamber corresponding to the air outlet, and the dust removal chamber is divided into an air inlet channel and a dust removal chamber, an upper fixing member, a plurality of dustproof cloth bags and a lower cleaning mechanism are arranged in the dust removal chamber from top to bottom, one end of the dustproof cloth bag is mounted on the upper fixing member, and the other end is mounted on the lower cleaning mechanism; The lower cleaning mechanism includes a moving part vertically slidably connected to the dust removal chamber, the end of the dust bag is installed on the moving part, and the two ends of the moving part are respectively driven by cylinders to make the moving part reciprocate vertically in the dust removal chamber.

2. The pulse bag dust prevention device according to claim 1, characterized in that: The moving part comprises a positioning ring corresponding to the dustproof cloth bag, a plurality of the positioning rings are connected to each other through a longitudinal connecting frame and a transverse connecting frame, and the end of the dustproof cloth bag is installed in the positioning ring.

3. The pulse bag dust prevention device according to claim 1, characterized in that: Driving rods are respectively arranged at both ends of the moving part, and the output end of the cylinder is installed on the driving rod.

4. The pulse bag dust prevention device according to claim 1, characterized in that: Slide blocks are respectively arranged at both ends of the moving part, and a sliding groove is arranged at a position of the dust removal chamber corresponding to the sliding block, and the sliding block is slidably connected in the sliding groove.

5. The pulse bag dust prevention device according to claim 1, characterized in that: The end of the upper fixing piece corresponding to the dustproof cloth bag is penetrated by a through hole, and the dustproof cloth bag is installed at the through hole.

6. The pulse bag dust prevention device according to claim 5, characterized in that: The upper fixing piece is provided with a positioning sleeve corresponding to the outer edge of the dustproof cloth bag, and the end of the dustproof cloth bag is embedded in the positioning sleeve.

7. The pulse bag dust prevention device according to claim 1, characterized in that: A pulse mechanism is arranged above the dust removal chamber corresponding to the upper fixing piece.

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