High-strength environment-friendly dust removal filter bag

Abstract

The utility model discloses a high-strength environment-friendly dust removal filter bag which comprises a filter bag outer shell, a reinforcing inner cylinder is installed in the filter bag outer shell, a limiting clamping cover is installed at the upper end of the reinforcing inner cylinder, a reinforcing rib plate is arranged on the side surface of the limiting clamping cover, a limiting clamping frame is installed outside the filter bag outer shell, and the limiting clamping frame is connected with the reinforcing rib plate. The lower end of the limiting clamping frame is fixedly connected with a supporting plate through a support, triangular supporting frames are installed at the bottom of the supporting plate, a cross-shaped diagonal bridging is installed between the triangular supporting frames, a dust collection hopper is detachably installed below the filter bag outer shell, and a fan assembly is detachably installed below the dust collection hopper. According to the utility model, the inner and outer barrels of the dust removal filter bag are reinforced, mounted and fixed, and the exterior of the outer shell of the filter bag is well limited, protected and supported, so that the dust removal filter bag is more stable and safer during operation, and the overall mounting strength of filter bag equipment is improved; and installation, disassembly and maintenance are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of dust removal filter bags, in particular to a high-strength environmentally friendly dust removal filter bag. Background Art

[0002] Filter bags, with their excellent chemical stability and heat resistance, represent the highest performance in the filter media industry and represent the highest-end performance among all commonly used filter materials, achieving high levels of filtration efficiency and precision. Common filter materials include PE, PP, PTFE, PMIA, and NMO. Filter bags are a critical component of baghouse operation. Typically, cylindrical filter bags are suspended vertically within the dust collector. The fabric and design of the filter bags should strive for high filtration efficiency, easy dust removal, and durability.

[0003] The Chinese authorized patent document with announcement number CN213610319U discloses a new type of integrated inner and outer filter high-strength dust removal and environmentally friendly filter bag, which belongs to the technical field of dust removal equipment. The new type of integrated inner and outer filter high-strength dust removal and environmentally friendly filter bag comprises an upper bracket, a fixing ring arranged coaxially with the upper bracket is fixed to the lower surface of the upper bracket, a lower bracket is provided on the lower side of the fixing ring, a mesh elastic cage is connected between the fixing ring and the lower bracket, a filter bag is sleeved on the outer wall of the mesh elastic cage, the outer diameter of the filter bag is the same as the outer diameter of the fixing ring, a fine cleaning mechanism is sleeved on the outer side of the fixing ring, and a first annular magnet is fixed on the lower surface of the upper bracket, which can realize coarse cleaning and fine cleaning of the outer wall of the filter bag by using the fine cleaning mechanism and the coarse cleaning mechanism, greatly improving the cleaning efficiency of the filter bag, and the operation difficulty is relatively low. The arc-shaped cleaning brush layer and the annular cleaning sponge are both flexible structures, which can avoid damage to the filter bag during the cleaning process and effectively protect the filter bag.

[0004] The filter bag structure in the above-mentioned prior art has poor installation stability, and the dust removal components inside the filter bag are inconvenient to install and fix, resulting in cumbersome maintenance problems. Therefore, it is necessary to develop a high-strength and environmentally friendly dust removal filter bag. Utility Model Content

[0005] The purpose of this utility model is to provide a high-strength environmentally friendly dust removal filter bag to solve the problem that the filter bag structure in the prior art proposed in the above background technology is poor in installation stability, and the dust removal components inside the filter bag are inconvenient to install and fix, resulting in cumbersome maintenance.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a high-strength environmentally friendly dust removal filter bag, comprising a filter bag outer shell, a reinforced inner cylinder is installed inside the filter bag outer shell, a limiting card cover is installed on the upper end of the reinforced inner cylinder, and a reinforcing rib plate is provided on the side surface of the limiting card cover, and a limiting card frame is installed on the outside of the filter bag outer shell, and the lower end of the limiting card frame is fixedly connected to a support plate through a bracket, a triangular support frame is installed at the bottom of the support plate, and a bottom support frame is welded and fixed to the lower end of the triangular support frame, and a cross scissors support is installed between the bottom support frames, a dust hopper is detachably installed below the filter bag outer shell, and a fan assembly is detachably installed below the dust hopper.

[0007] Preferably, four reinforcing ribs are provided, and the limiting card cover is fixedly connected to the limiting card frame via the reinforcing ribs.

[0008] Preferably, a limiting slot is provided on the upper end surface of the limiting cover, a dust filter is installed inside the reinforced inner cylinder, and the upper end of the dust filter is fixedly engaged with the limiting slot.

[0009] Preferably, a dust suction slot is provided on the side surface of the position-limiting card cover, and a spray box is installed on the top of the position-limiting card cover.

[0010] Preferably, a plurality of spray switch valves are installed on the spray machine box, and the interior of the spray switch valve is connected to the dust filter through a spray pipeline.

[0011] Preferably, the upper end of the dust hopper is screwed and fixed to the outer shell of the filter bag through a threaded joint, and the lower end of the dust hopper is sealed and connected to the dust suction end of the fan assembly through a flange.

[0012] Preferably, a dust storage box is installed below the fan assembly, and the dust storage box is sealed and connected to the dust exhaust end of the fan assembly.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] The utility model strengthens the installation and fixation of the inner and outer cylinders of the dust filter bag, provides good limit protection and support protection for the outside of the filter bag outer shell, makes it more stable and safer during operation, and improves the overall installation strength of the filter bag equipment. At the same time, the internal dust removal component is designed with a quick-disassembly design, which has the advantages of convenient installation, disassembly and maintenance. The dust removal filter component can be disassembled and cleaned in time to prevent pollution caused by accumulated materials, and has a good environmental effect. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 This is a schematic diagram of the exploded structure of the utility model;

[0017] Figure 3 It is the main view of the present utility model.

[0018] In the figure: 1. Cross scissors support; 2. Bottom support frame; 3. Triangular support frame; 4. Support plate; 5. Limiting card frame; 6. Reinforcement rib plate; 7. Limiting card cover; 8. Spray pipe; 9. Dust filter; 10. Spray switch valve; 11. Spray machine box; 12. Dust suction slot; 13. Filter bag outer shell; 14. Threaded joint; 15. Fan assembly; 16. Dust storage box; 17. Limiting slot; 18. Reinforced inner cylinder; 19. Flange; 20. Dust hopper. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0020] See also Figure 1-3 The utility model provides an embodiment of a high-strength environmentally friendly dust removal filter bag, including a filter bag outer shell 13, a reinforced inner cylinder 18 is installed inside the filter bag outer shell 13, a limit card cover 7 is installed on the upper end of the reinforced inner cylinder 18, and a reinforcing rib plate 6 is provided on the side surface of the limit card cover 7. A limit card frame 5 is installed on the outside of the filter bag outer shell 13, and the lower end of the limit card frame 5 is fixedly connected to the support plate 4 through a bracket, and a triangular support frame 3 is installed at the bottom of the support plate 4, and a bottom support frame 2 is welded and fixed to the lower end of the triangular support frame 3, and a cross scissors support 1 is installed between the bottom support frames 2. A dust hopper 20 is detachably installed at the bottom of the filter bag outer shell 13, and a fan assembly 15 is detachably installed at the bottom of the dust hopper 20.

[0021] Furthermore, four reinforcing ribs 6 are provided, and the limit card cover 7 is fixedly connected to the limit card frame 5 through the reinforcing ribs 6. By providing the reinforcing rib 6 structure, the stability of the installation of the limit card cover 7 can be improved to prevent it from shaking and deviating.

[0022] Furthermore, a limiting slot 17 is provided on the upper end surface of the limiting card cover 7, and a dust filter 9 is installed inside the reinforced inner cylinder 18. The upper end of the dust filter 9 is fixed to the limiting slot 17, which facilitates the rapid limiting installation and fixation of the dust filter 9.

[0023] Furthermore, a dust suction slot 12 is provided on the side surface of the limit card cover 7, and a spray box 11 is installed on the top of the limit card cover 7. The spray box 11 is provided to facilitate spraying and settling the dust entering the interior of the limit card cover 7 through the dust suction slot 12.

[0024] Furthermore, a plurality of spray switch valves 10 are installed on the spray machine box 11. The interior of the spray switch valve 10 is connected to the dust filter 9 through the spray pipe 8. By opening the spray switch valve 10, water can be sprayed to the dust filter 9 in an atomized form through the spray pipe 8, which can quickly settle the dust after it sticks and combines.

[0025] Furthermore, the upper end of the dust hopper 20 is screwed and fixed to the filter bag outer shell 13 through a threaded joint 14, and the lower end of the dust hopper 20 is sealed with the dust suction end of the fan assembly 15 through a flange 19, which has the advantages of convenient, tight and stable connection and simple and convenient disassembly.

[0026] Furthermore, a dust storage box 16 is installed below the fan assembly 15, and the dust storage box 16 is sealedly connected to the dust discharge end of the fan assembly 15, so as to facilitate the collection and storage of the settled dust.

[0027] Working principle: When in use, a reinforced inner cylinder 18 is installed inside the outer shell 13 of the filter bag, and a limit card cover 7 is installed on the upper end of the reinforced inner cylinder 18. The side surface of the limit card cover 7 is provided with a reinforcing rib 6. The limit card cover 7 is fixedly connected to the limit card frame 5 through the reinforcing rib 6. By providing a reinforcing rib 6 structure, the stability of the installation of the limit card cover 7 can be improved to prevent it from shaking and deflecting. A limiting slot 17 is provided on the upper end surface of the limit card cover 7, and a dust filter 9 is installed inside the reinforced inner cylinder 18. The upper end of the dust filter 9 is fixed to the limiting slot 17 for easy limit installation and fixation of the dust filter 9. The lower end of the limit card frame 5 is fixedly connected to the support plate 4 through a bracket. The bottom of the support plate 4 is provided with a triangular support frame 3. The lower end of the triangular support frame 3 The bottom support frame 2 is welded and fixed at the end, and a cross scissors support 1 is installed between the bottom support frames 2. By setting a limit frame 5 in conjunction with the triangular support frame 3 and the cross scissors support 1 structure, the bottom of the filter bag outer shell 13 can be firmly installed and supported stably, thereby improving the overall installation strength of the filter bag. The upper end of the dust hopper 20 is screwed and fixed to the filter bag outer shell 13 through a threaded joint 14, and the lower end of the dust hopper 20 is sealed with the dust suction end of the fan assembly 15 through a flange 19. The filter bag outer shell 13, the dust hopper 20, and the fan assembly 15 can be quickly installed and disassembled. The quick-disassembly design of the dust removal assembly inside the filter bag has the advantages of convenient installation, disassembly and maintenance, and the dust removal and filter assembly can be disassembled and cleaned in time to prevent the problem of accumulated material pollution, and has a good environmental protection effect.

[0028] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0029] The standard parts used in this application document can all be purchased from the market, and the specific connection methods of each part are connected by conventional means such as mature bolts, rivets, welding, etc. in the existing technology. In addition, the machinery, parts and equipment all adopt conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0030] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-strength environmentally friendly dust removal filter bag, comprising a filter bag outer shell (13), characterized in that: A reinforced inner cylinder (18) is installed inside the outer shell of the filter bag (13), a limit card cover (7) is installed on the upper end of the reinforced inner cylinder (18), and a reinforcing rib plate (6) is provided on the side surface of the limit card cover (7). A limit card frame (5) is installed outside the outer shell of the filter bag (13), and the lower end of the limit card frame (5) is fixedly connected to the support plate (4) through a bracket. A triangular support frame (3) is installed at the bottom of the support plate (4), and a bottom support frame (2) is welded and fixed to the lower end of the triangular support frame (3). A cross scissors support (1) is installed between the bottom support frames (2). A dust hopper (20) is detachably installed below the outer shell of the filter bag (13), and a fan assembly (15) is detachably installed below the dust hopper (20).

2. The high-strength environmentally friendly dust removal filter bag according to claim 1, characterized in that: Four reinforcing ribs (6) are provided, and the position-limiting card cover (7) is fixedly connected to the position-limiting card frame (5) via the reinforcing ribs (6).

3. The high-strength environmentally friendly dust removal filter bag according to claim 1, characterized in that: A limiting slot (17) is provided on the upper end surface of the limiting cover (7), a dust filter (9) is installed inside the reinforced inner cylinder (18), and the upper end of the dust filter (9) is fixedly connected to the limiting slot (17).

4. The high-strength environmentally friendly dust removal filter bag according to claim 1, characterized in that: A dust suction notch (12) is provided on the side surface of the position-limiting card cover (7), and a spray box (11) is installed on the top end of the position-limiting card cover (7).

5. The high-strength environmentally friendly dust removal filter bag according to claim 4, characterized in that: A plurality of spray switch valves (10) are installed on the spray machine box (11), and the interior of the spray switch valve (10) is connected to the dust filter (9) through a spray pipeline (8).

6. The high-strength environmentally friendly dust removal filter bag according to claim 1, characterized in that: The upper end of the dust hopper (20) is screwed and fixed to the filter bag outer shell (13) through a threaded joint (14), and the lower end of the dust hopper (20) is sealed and connected to the dust suction end of the fan assembly (15) through a flange (19).

7. The high-strength environmentally friendly dust removal filter bag according to claim 6, characterized in that: A dust storage box (16) is installed below the fan assembly (15), and the dust storage box (16) is sealed and connected to the dust discharge end of the fan assembly (15).

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