CN220238050U

CN220238050U - Combined dedusting filter bag

Info

Publication number: CN220238050U
Application number: CN202321327915.4U
Authority: CN
Inventors: 左玉霞; 陆慧松
Original assignee: Xiamen Xinhuayu Technology Co ltd
Current assignee: Xiamen Xinhuayu Technology Co ltd
Priority date: 2023-05-29
Filing date: 2023-05-29
Publication date: 2023-12-26
Anticipated expiration: 2033-05-29

Abstract

The utility model discloses a combined dust-removing filter bag, which comprises a dust remover shell and a filter bag structure arranged in the dust remover shell; the filter bag structure comprises a cage framework, a mounting ring connected to the top end of the cage framework, filter cloth wrapped outside the cage framework and a connecting piece connected to the top end of the filter cloth and used for being connected with the mounting ring; a plurality of clamping blocks are arranged on the edges of the surface and the bottom surface of the connecting piece, and a plurality of clamping grooves are arranged between the mounting ring and the edge of the inner wall surface of the cage framework; the dust remover is characterized in that a plurality of mounting notches are formed in the inner wall surface of the top end port of the dust remover shell, a spring structure is arranged in each mounting notch, a plurality of connecting sleeves are embedded in the edge of the mounting ring, the connecting sleeves are sleeved on the spring structure, and the connecting sleeves are connected with the dust remover shell. According to the utility model, after the design is adopted, the filter cloth and the mounting ring are combined, so that the filter cloth can be conveniently detached and replaced independently, the filter cloth can be prevented from falling off, and the replacement and maintenance cost of the filter bag is effectively reduced.

Description

Combined dedusting filter bag

Technical Field

The utility model belongs to the technical field of industrial dust removal, and particularly relates to a combined dust removal filter bag.

Background

The dust removing filter bag is a high-efficiency dust removing filter material, and generally a cylindrical pulse filter bag is vertically hung in a dust remover, dust-containing gas enters the dust remover from an air inlet, and part of large particle dust in the gas is separated out under the action of inertia force and directly falls into an ash bucket through a guide plate of the ash bucket. The dust-containing gas enters the filter bag filtering area of the box body, most dust is trapped on the outer surface of the filter bag, clean gas enters the filter bag through the filter material, and purified gas enters the upper box body through the filter bag opening and is discharged through the air outlet.

Wherein the cage inside the filter bag serves to support the filter bag, preventing the filter bag from collapsing, while it aids in the removal and redistribution of the dust cake.

However, when the filter bag is installed with the dust collector, the mounting ring is generally arranged at the top of the cage frame inside the filter bag, the filter bag cloth and the mounting ring of the filter bag in the prior art are designed integrally, the filter bag cloth of the filter bag cannot be detached independently, the whole filter bag and the cage frame structure inside the filter bag are required to be replaced simultaneously when the filter bag is replaced, and the maintenance and replacement cost of the filter bag is high.

Disclosure of Invention

The utility model aims to solve the problems and provide the combined dedusting filter bag which can be convenient for independently disassembling and replacing the filter cloth, prevent the filter cloth from falling off and effectively reduce the replacement and maintenance cost of the filter bag.

The utility model realizes the above purpose through the following technical scheme:

a combined dust-removing filter bag comprises a dust remover shell and a filter bag structure arranged in the dust remover shell;

the filter bag structure comprises a cage framework, a mounting ring arranged at the top end of the cage framework, filter cloth wrapped outside the cage framework and a connecting piece connected at the top end of the filter cloth and used for being connected with the mounting ring;

a plurality of clamping blocks are arranged between the edges of the surface and the bottom surface of the connecting piece, and a plurality of clamping grooves are arranged between the edges of the inner wall surfaces of the mounting ring and the cage framework;

the dust remover is characterized in that a plurality of mounting notches are formed in the inner wall surface of the top end port of the dust remover shell, a spring structure is arranged in each mounting notch, a plurality of connecting sleeves are embedded in the edge of the mounting ring, the connecting sleeves are sleeved on the spring structure, and the connecting sleeves are connected with the dust remover shell.

The improved dust collector is characterized in that each spring structure comprises a stand column and a reset pressure spring sleeved on the stand column, each connecting sleeve is sleeved on the stand column respectively, and the connecting sleeve is connected with the dust collector shell through a positioning stud.

The filter bag structure is further improved in that the filter bag structure further comprises a plurality of positioning studs used for fixing, threaded holes are formed in the clamping blocks in a penetrating mode, threaded holes of the same specification are formed in the mounting rings and the cage framework, and the mounting rings are connected with the clamping blocks and the cage framework through the positioning studs.

The improved dust collector is characterized in that an assembling ring is connected in the top end port of the dust collector shell, and a rubber gasket is arranged on the assembling ring.

The dust remover is further improved in that the top end of the dust remover shell is connected with an introduction cover, and an introduction pipe is arranged on the side surface of the introduction cover.

The utility model has the beneficial effects that:

1) According to the utility model, the clamping blocks at the bottom of the connecting piece on the filter cloth are clamped in the clamping grooves on the cage framework, the clamping grooves of the mounting ring are clamped on the clamping blocks of the connecting piece, and the positioning studs are screwed in, so that the mounting ring is connected with the clamping blocks and the cage framework through the positioning studs;

2) According to the utility model, the connecting sleeve on the side surface of the mounting ring is sleeved on the upright post, so that the rubber gasket of the mounting ring is contacted with the mounting ring when the reset pressure spring is compressed downwards, and the tightness of the dust remover can be maintained; the connecting sleeve is arranged in the mounting notch at the top end of the dust remover shell by utilizing the positioning stud, so that the filter bag structure can be conveniently disassembled and assembled.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional elevation of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 4 is a schematic top view of the connector and cage of the present utility model.

The marks in the figure: 1. a dust collector housing; 11. a fixing seat; 12. a mounting notch; 13. a mounting ring; 14. a rubber gasket; 2. an introduction cover; 21. an ingress pipe; 3. a filter bag structure; 31. a cage skeleton; 32. a mounting ring; 321. a connecting sleeve; 33. a filter cloth; 34. a connecting piece; 341. a clamping block; 35. a clamping groove; 36. positioning a stud; 4. a spring structure; 41. a column; 42. resetting the compression spring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described in the following in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1, a combined dust-removing filter bag comprises a dust remover shell 1 and a filter bag structure 3 arranged in the dust remover shell 1, wherein the filter bag structure 3 comprises a cage framework 31, a mounting ring 32 arranged at the top end of the cage framework 31, filter cloth 33 wrapped outside the cage framework 31 and a connecting piece 34 connected at the top end of the filter cloth 33 and used for being connected with the mounting ring 32; a plurality of clamping blocks 341 are symmetrically arranged between the edges of the surface and the bottom surface of the connecting piece 34, a plurality of clamping grooves 35 are symmetrically arranged between the edges of the inner wall surfaces of the mounting ring 32 and the cage framework 31, and the plurality of clamping blocks 341 are respectively clamped in the clamping grooves 35 during mounting; the top end port inner wall surface of the dust remover shell 1 is provided with a plurality of mounting notches 12, the inside of each mounting notch 12 is provided with a spring structure 4, a plurality of connecting sleeves 321 are embedded at the edge of the mounting ring 32, the connecting sleeves 321 are sleeved on the spring structure 4, and the connecting sleeves 321 are connected with the dust remover shell 1.

Referring to fig. 2 and 3, as a preferred embodiment, each spring structure 4 includes a post 41 and a return compression spring 42 sleeved on the post 41, and each connecting sleeve 321 is sleeved on the post 41, and the connecting sleeve 321 is connected with the dust collector casing 1 through a positioning stud 36.

Referring to fig. 2 and fig. 3, as a preferred embodiment, the filter bag structure 3 further includes a plurality of positioning studs 36 for fixing, threaded holes are formed in the clamping blocks 341 in a penetrating manner, and threaded holes of the same specification are formed in the mounting ring 32 and the cage skeleton 31, and the mounting ring 32 is connected with the clamping blocks 341 and the cage skeleton 31 through the positioning studs 36, so that mounting and dismounting are achieved.

Referring to fig. 2 and 3, as a preferred embodiment, the top end port of the dust collector casing 1 is connected with an assembling ring 13, and the connecting piece 34 is sleeved with a rubber gasket 14, and the rubber gasket 14 is used for assisting the connection of the mounting ring 32.

It should be noted that, referring to fig. 1 to 4, the top end of the dust remover casing 1 is connected with an introducing cover 2, the side surface of the introducing cover 2 is provided with an introducing pipe 21 for introducing dust-containing gas, and the outer wall surface of the dust remover casing 1 is provided with a fixing seat 11 for installation;

before implementation, the filter bag structure 3 and the dust collector shell 1 are installed according to the field requirement. In addition, the number of the connecting sleeve 321, the connecting piece 34, the clamping block 341 and the spring structure 4 in the application document is four, and fig. 2 is a cross-sectional front view, and two are shown, and fig. 4 is a top view of the connecting piece 34 and the cage skeleton 31, and four are shown. It should be noted in particular that the dust collector housing 1 of the application document is only one form of dust collector.

The use principle of the combined dust removing filter bag is as follows:

when the filter cloth 33 is used, the clamping blocks 341 at the bottom of the connecting piece 34 on the filter cloth 33 are clamped in the clamping grooves 35 on the cage framework 31, the clamping grooves 35 of the mounting ring 32 are clamped on the clamping blocks 341 of the connecting piece 34, and the positioning studs 36 are screwed in, so that the mounting ring 32 is connected with the clamping blocks 341 and the cage framework 31 through the positioning studs 36;

when the connecting sleeve 321 on the side surface of the mounting ring 32 is sleeved on the upright post 41 and the reset pressure spring 42 is compressed downwards, the rubber gasket 14 of the mounting ring 32 is contacted with the mounting ring 13, so that the tightness of the dust remover can be maintained; the connecting sleeve 321 is arranged in the mounting notch 12 at the top end of the dust collector shell 1 by utilizing the positioning stud 36, so that the filter bag structure 3 can be conveniently disassembled and assembled.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims

1. The combined dust-removing filter bag is characterized by comprising a dust remover shell (1) and a filter bag structure (3) arranged in the dust remover shell (1);

the filter bag structure (3) comprises a cage framework (31), a mounting ring (32) arranged at the top end of the cage framework (31), filter cloth (33) wrapped outside the cage framework (31) and a connecting piece (34) connected at the top end of the filter cloth (33) and used for being connected with the mounting ring (32);

a plurality of clamping blocks (341) are arranged between the edges of the surface and the bottom surface of the connecting piece (34), and a plurality of clamping grooves (35) are arranged between the mounting ring (32) and the edge of the inner wall surface of the cage framework (31);

the dust remover casing (1) top port internal wall surface is equipped with a plurality of installation breach (12), and the inside of every installation breach (12) is equipped with spring structure (4), the edge of collar (32) has inlayed a plurality of connecting sleeve (321), and connecting sleeve (321) cover is on spring structure (4), connecting sleeve (321) are connected with dust remover casing (1).

2. A combination dust filter bag as claimed in claim 1, wherein: each spring structure (4) comprises a stand column (41) and a reset pressure spring (42) sleeved on the stand column (41), and each connecting sleeve (321) is sleeved on the stand column (41) respectively.

3. A combination dust filter bag as claimed in claim 1, wherein: the filter bag structure (3) further comprises a plurality of positioning studs (36) used for fixing, threaded holes are formed in the clamping blocks (341) in a penetrating mode, threaded holes of the same specification are formed in the mounting ring (32) and the cage framework (31), the mounting ring (32) is connected with the clamping blocks (341) and the cage framework (31) through the positioning studs (36), and the connecting sleeve (321) is connected with the dust collector shell (1) through the positioning studs (36).

4. A combination dust filter bag as claimed in claim 1, wherein: an assembling ring (13) is connected in the top end port of the dust remover shell (1), and a rubber gasket (14) is sleeved on the connecting piece (34).

5. A combination dust filter bag as claimed in claim 1, wherein: the top end of the dust remover shell (1) is connected with an introduction cover (2), and an introduction pipe (21) is arranged on the side surface of the introduction cover (2).