CN215232822U

CN215232822U - Dust removal filter bag capable of being rapidly mounted and dismounted

Info

Publication number: CN215232822U
Application number: CN202121517906.2U
Authority: CN
Inventors: 陈庆
Original assignee: Kunshan Hualv Environmental Protection Technology Co ltd
Current assignee: Kunshan Hualv Environmental Protection Technology Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-12-21
Anticipated expiration: 2031-07-05

Abstract

The utility model provides a dust-removing filter bag which can be quickly assembled and disassembled, comprising a filter bag body, an annular elastic sleeve, a cam shaft and a rotating rod, wherein the annular elastic sleeve is sleeved outside the filter bag body; the side edge of the elastic sleeve is provided with a through tensioning groove along the axis direction, and the top surface of the elastic sleeve is provided with a first clamping groove and a second clamping groove opposite to the tensioning groove; the cam shaft is rotatably arranged in the tensioning groove, and the side surfaces of the cam shaft are contacted with two sides of the tensioning groove and used for rotatably changing the width of the tensioning groove; the dwang rotates and connects the camshaft top for the drive camshaft rotates, and can overturn for the camshaft axis, and the block is in first draw-in groove or second draw-in groove. The utility model discloses an elastic sleeve can enlarge or elasticity retracts to original size along with camshaft rotation in the tensioning groove, when using, only needs to rotate the dwang, can control compressing tightly or loosening of elastic sleeve to can install fast and dismantle the dust bag among the dust collecting equipment.

Description

Dust removal filter bag capable of being rapidly mounted and dismounted

Technical Field

The utility model relates to a dust removal filter bag technical field, concretely relates to dust removal filter bag that can install fast and dismantle.

Background

The dust-removing filter bag is a high-efficiency dust-removing filter material, which is usually woven by using polyester staple fibers or long fibers as raw materials, dust particles in air are intercepted due to the collision of inertial force and fibers when passing through filter cloth fibers, so that the filter effect is achieved, and the dust-removing filter bag has the advantages of good ventilation performance and high dust-removing efficiency, and has certain acid resistance, alkali resistance and heat resistance.

Present dust bag is when using, generally perpendicular suspension installs in dust collecting equipment, when the installation, need fill in the filter tube who links to each other with the dust collecting equipment air intake with dust bag earlier, the fixed lid of pipeline top is screwed again, fixed filter bag, also need loosen fixed lid earlier during the dismantlement, take out the filter bag again, and fixed lid is with the pipeline separation, it is comparatively inconvenient to use, be provided with a plurality of dust bag in some dust collecting equipment, every time installation or change all consume the longer time, influence production efficiency.

Disclosure of Invention

The utility model provides a dust bag that can install fast and dismantle, the dust bag in the dust collecting equipment can be installed fast and dismantled.

The utility model discloses a realize like this: a dust removal filter bag capable of being quickly mounted and dismounted comprises a filter bag body, an annular elastic sleeve, a cam shaft and a rotating rod, wherein the annular elastic sleeve is sleeved on the outer side of the filter bag body; the side edge of the elastic sleeve is provided with a through tensioning groove along the axis direction, and the top surface of the elastic sleeve is provided with a first clamping groove and a second clamping groove relative to the tensioning groove; the camshaft is rotatably arranged in the tensioning groove, and the side surfaces of the camshaft are contacted with two sides of the tensioning groove and used for rotatably changing the width of the tensioning groove; the dwang rotates to be connected the camshaft top for the drive the camshaft rotates, and can for the upset of camshaft axis, the block is in first draw-in groove or the second draw-in groove.

Preferably, the bottom surface of the elastic sleeve is connected with a guide ring, and the bottom surface of the guide ring is provided with a chamfer for guiding.

Preferably, the elastic colloid layer is connected to the outer side of the periphery of the elastic sleeve.

Preferably, the outer side of the circumference of the top of the elastic sleeve is provided with a positioning ring.

Preferably, the bottom end of the filter bag body is connected with a weight increasing block.

Preferably, a handle for holding is arranged in the middle of the rotating rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the elastic sleeve of the utility model can expand the outer diameter or elastically retract to the original size along with the rotation of the camshaft in the tensioning groove, the outer diameter of the elastic sleeve expands to compress the inner wall of the filtering pipeline of the dust removing equipment, thereby the filtering bag body is fixedly arranged in the pipeline, and the elastic sleeve is loosened when the outer diameter retracts, thereby the filtering bag body is convenient to take out; the camshaft is driven to rotate by the rotating rod, and the rotating rod can be clamped in the first clamping groove or the second clamping groove to fix the angle of the camshaft; when the dust removal device is used, the elastic sleeve can be controlled to be compressed or loosened only by rotating the rotating rod to be clamped in the first clamping groove or the second clamping groove, so that the dust removal filter bag in the dust removal device can be installed and detached quickly.

2. The utility model discloses filter bag body bottom is connected with the weight-increasing piece, can keep the perpendicular of filter bag body when installation or dismantlement, and the filter bag body of being convenient for gets into or breaks away from vertically filtration pipeline.

Drawings

FIG. 1 is a schematic structural view of a dust filter bag of the present invention capable of being quickly assembled and disassembled;

FIG. 2 is a schematic view of the elastic sleeve of FIG. 1;

fig. 3 is a schematic view of the position relationship between the filter bag body and the weight increasing block of the present invention.

In the figure: 1. a filter bag body; 11. a weight increasing block; 2. an elastic sleeve; 21. a tension groove; 22. a first card slot; 23. a second card slot; 24. a guide ring; 25. a colloidal layer; 26. positioning rings; 3. a camshaft; 4. rotating the rod; 41. a handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 3, a dust filter bag capable of being quickly mounted and dismounted includes a filter bag body 1, an annular elastic sleeve 2 sleeved outside the filter bag body 1, a cam shaft 3 and a rotating rod 4; the side edge of the elastic sleeve 2 is provided with a through tensioning groove 21 along the axial direction, and the top surface of the elastic sleeve is provided with a first clamping groove 22 and a second clamping groove 23 opposite to the tensioning groove 21; the camshaft 3 is rotatably disposed in the tension groove 21 with its side surfaces contacting both sides of the tension groove 21 for rotatably changing the width of the tension groove 21; the rotating rod 4 is rotatably connected with the top of the camshaft 3 and used for driving the camshaft 3 to rotate, and can be turned over relative to the axis of the camshaft 3 and clamped in the first clamping groove 22 or the second clamping groove 23.

In the embodiment, an elastic sleeve 2 is sleeved on the outer side of a filter bag body 1, a through tensioning groove 21 is formed in the side edge of the elastic sleeve 2, a cam shaft 3 is rotatably arranged in the tensioning groove 21, and the side surface of the cam shaft 3 contacts with two sides of the tensioning groove 21; when the camshaft 3 rotates towards the lift direction, the width of the tensioning groove 21 is increased, the outer diameter of the elastic sleeve 2 is increased, and the inner part of the filtering pipeline of the dust removing equipment can be compressed, so that the effect of fixing the filter bag body 1 is achieved, when the camshaft 3 rotates towards the return direction, the width of the tensioning groove 21 is reduced, the elastic sleeve 2 elastically retracts to the original size, and the filter bag body 1 can be taken out of the filtering pipeline; the camshaft 3 is driven by a rotating rod 4 which is rotatably connected with the top of the camshaft, and the rotating rod 4 can be clamped in a first clamping groove 22 and a second clamping groove 23 which are formed in the top surface of the elastic sleeve 2 to keep the rotating angle of the camshaft 3; when the dust removing filter bag is used, the elastic sleeve 2 can be controlled to be compressed or loosened only by rotating the rotating rod 4 to be clamped in the first clamping groove 22 or the second clamping groove 23, so that the dust removing filter bag in the dust removing equipment can be rapidly installed and detached.

Further, the bottom surface of the elastic sleeve 2 is connected with a guide ring 24, and the bottom surface of the guide ring 24 is provided with a chamfer for guiding.

In the embodiment, the chamfer formed on the bottom surface of the guide ring 24 can play a role in guiding when the elastic sleeve 2 is plugged into a pipeline of the dust removing equipment, so that the filter bag body 1 can be conveniently installed.

Further, an elastic colloid layer 25 is connected to the outer side of the circumference of the elastic sleeve 2.

In this embodiment, the colloid layer 25 is compressed when the elastic sleeve 2 presses the inner wall of the filter pipe, and can fully contact with the inner wall of the filter pipe, so that the friction force is increased, and the reliability of installation and fixation is ensured.

Further, a positioning ring 26 is arranged on the outer side of the circumference of the top of the elastic sleeve 2.

In the present embodiment, the outer diameter of the positioning ring 26 is larger than the outer diameter of the elastic sleeve 2, so as to prevent the elastic sleeve 2 and the filter bag body 1 from falling into the filter pipeline.

Furthermore, the bottom end of the filter bag body 1 is connected with a weight increasing block 11.

In the embodiment, the weight increasing block 11 arranged at the bottom of the filter bag body 1 can keep the filter bag body 1 vertical, so that the filter bag body 1 can conveniently enter or separate from a vertical filter pipeline.

Further, a handle 41 for holding is arranged in the middle of the rotating rod 4.

In the present embodiment, the handle 41 facilitates the rotation or pulling of the rotation lever 4 by a human hand.

The utility model discloses a theory of operation and use flow: when the filter bag body 1 is installed, the elastic sleeve 2 is in a retraction state, the filter bag body 1 is manually lifted to the position above a filter pipeline through the rotating rod 4, the filter bag body 1 is kept in a vertical state under the action of the weight increasing block 11 connected to the bottom of the filter bag body 1, then the filter bag body 1 is placed into the filter pipeline downwards, the rotating rod 4 is rotated again, the rotating rod 4 is clamped in the second clamping groove 23, the cam shaft 3 rotates along with the rotating rod 4 in the lift direction, the width of the tensioning groove 21 is increased, the outer diameter of the elastic sleeve 2 is expanded, the inner wall of the filter pipeline is pressed, and the filter bag body 1 is fixedly installed in the filter pipeline; when filter bag body 1 was dismantled, only need rotate dwang 4 to first draw-in groove 22, camshaft 3 rotates to the return stroke direction along with dwang 4, and tensioning groove 21 width reduces, and 2 external diameter retractions of elastic sleeve, with the separation of filter tube inner wall, can take out filter bag body 1 to can install fast and dismantle the dust bag among the dust collecting equipment.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A dust removal filter bag capable of being quickly mounted and dismounted is characterized by comprising a filter bag body (1), an annular elastic sleeve (2) sleeved on the outer side of the filter bag body (1), a cam shaft (3) and a rotating rod (4);

a through tensioning groove (21) is formed in the side edge of the elastic sleeve (2) along the axis direction of the elastic sleeve, and a first clamping groove (22) and a second clamping groove (23) are formed in the top surface of the elastic sleeve opposite to the tensioning groove (21);

the camshaft (3) is rotatably arranged in the tensioning groove (21), and the side surfaces of the camshaft contact with two sides of the tensioning groove (21) and are used for rotatably changing the width of the tensioning groove (21);

the rotating rod (4) is rotatably connected with the top of the cam shaft (3) and used for driving the cam shaft (3) to rotate, and can be overturned relative to the axis of the cam shaft (3) and clamped in the first clamping groove (22) or the second clamping groove (23).

2. The dust bag of claim 1, wherein the bottom surface of the elastic sleeve (2) is connected with a guide ring (24), and the bottom surface of the guide ring (24) is provided with a chamfer for guiding.

3. A filter bag according to claim 1, characterised in that an elastic gel layer (25) is attached to the outside of the circumference of the elastic sleeve (2).

4. A quick-to-mount and quick-to-dismount dust filter bag according to claim 1, wherein a positioning ring (26) is arranged on the outside of the top circumference of said elastic sleeve (2).

5. A rapidly detachable dust filter bag according to claim 1, wherein a weight increasing block (11) is connected to the bottom end of the filter bag body (1).

6. A rapidly detachable dust filter bag according to claim 1, wherein a handle (41) for holding is arranged in the middle of the rotating rod (4).