CN216418644U - Filter bag protection device suitable for dust collection cloth bag - Google Patents

Abstract

The utility model discloses a be suitable for filter bag protection device of dust absorption sack, including the flange limit, flange limit internally mounted has the body, be equipped with the filter bag through the staple bolt on the body lateral wall, filter bag bottom cover is equipped with the lantern ring, four right angle bends are all installed in lantern ring top four corners, four right angle bends are inside all to be equipped with the bolt post, the briquetting is installed through swivelling joint spare in the bolt post bottom, lantern ring top equipartition has four first pull rings, four first pull ring inside all are connected with wire rope, flange limit bottom equipartition has four sleeves, four intraductal portions of sleeve all are equipped with the spout, install the piston piece in the spout, piston piece bottom is equipped with the connecting rod, the second pull ring is installed to the connecting rod bottom. This be suitable for filter bag protection device of dust absorption sack, structural design is reasonable, and the structrual installation is simple and convenient, can effectual reduction filter bag damage's risk, the life of extension filter bag reduces economic loss, and then reduces the running cost of enterprise.

Description

Filter bag protection device suitable for dust collection cloth bag

Technical Field

The utility model relates to a dust absorption filters technical field, specifically is suitable for filter bag protection device of dust absorption sack.

Background

The filter bag is used comparatively generally in the field of filtering and dust removal, and it has characteristics such as good chemical stability, heat resistance, filtration high efficiency and smart filtration, and commonly used filter media have PE, PP, PTFE, NMO and PMIA etc. because it belongs to non-consumptive material class filtration equipment, durable, and then have lower running cost.

Traditional filtration equipment filter bag majority adopts hoist and mount formula, and after dust collecting equipment operation a period, the inside dust of collecting of filter bag weighs down for a long time and draws the filter bag downwards, causes the filter bag to damage easily, dismantles the maintenance and changes, not only influences the normal operating of equipment, reduces dust collection efficiency, brings economic loss for the enterprise moreover, improves the running cost of enterprise, reduces the life of filter bag. Therefore, we propose a filter bag protection device suitable for a dust collection cloth bag.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be suitable for filter bag protection device of dust absorption sack to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the filter bag protecting device suitable for the dust absorption cloth bag comprises a flange edge, a pipe body is arranged in the flange edge, the outer side wall of the pipe body is provided with a filter bag through a hoop, the bottom of the filter bag is sleeved with a lantern ring, four corners of the top of the lantern ring are respectively provided with four right-angled bends, the four right-angled bends are internally provided with bolt columns, the bottom of the bolt column is provided with a pressing block through a rotary connecting piece, the top of the lantern ring is uniformly provided with four first pull rings, the insides of the four first pull rings are connected with steel wire ropes, four sleeves are uniformly distributed at the bottom of the flange edge, sliding grooves are formed in the four sleeves, piston blocks are arranged in the sliding grooves, the connecting rod is arranged at the bottom of the piston block, a second pull ring is installed at the bottom of the connecting rod and connected with the top end of the steel wire rope, and a spring is connected between the piston block and the flange inside the sleeve.

Preferably, the first pull ring and the sleeve are arranged symmetrically about a central axis.

Preferably, the bottom of the pipe body is provided with an expansion joint.

Preferably, mounting holes are uniformly distributed on the flange edge.

Compared with the prior art, the beneficial effects of the utility model are that: according to the filter bag protection device suitable for the dust collection cloth bag, the lantern ring, the bolt column, the pressing block and the steel wire rope are arranged, the pressing block can be driven by the bolt column to clamp the bottom filter bag in the lantern ring, and then the steel wire rope pulls the bottom lantern ring, so that the effect of keeping the filter bag in a loose state is achieved; through setting up sleeve pipe, connecting rod, spring, can reciprocate at the intraductal elasticity of cover through the spring-supported connecting rod, reach the effect that plays the buffering to the use of filter bag for this filter bag protection device who is suitable for the dust absorption sack, structural design is reasonable, and structural installation is simple and convenient, can effectually reduce the risk of filter bag damage, prolongs the life of filter bag, reduces economic loss, and then reduces the running cost of enterprise.

Drawings

FIG. 1 is a front sectional view of a filter bag protection device for a dust collection cloth bag according to the present invention;

fig. 2 is a front view of the filter bag protection device suitable for a dust collection cloth bag of the present invention.

In the figure: the device comprises a flange edge 1, a pipe body 2, a hoop 3, a filter bag 4, a lantern ring 5, a right-angled bend 6, a bolt column 7, a pressing block 8, a first pull ring 9, a steel wire rope 10, a sleeve 11, a sliding groove 12, a piston block 13, a connecting rod 14, a second pull ring 15, a spring 16, an expansion joint 17 and a mounting hole 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a filter bag protection device suitable for a dust collection cloth bag comprises a flange edge 1, a pipe body 2 is arranged inside the flange edge 1, the pipe body 2 and the flange edge 1 are arranged integrally, the strength of the pipe body 2 can be effectively guaranteed, the overall stability between the pipe body 2 and the flange edge 1 is improved, a filter bag 4 is arranged on the outer side wall of the pipe body 2 through an anchor ear 3, the filter bag 4 is tightly hooped on the outer side wall of the pipe body 2 through the anchor ear 3, the stability of the filter bag 4 can be guaranteed, the filter bag 4 can be easily disassembled, the filter bag is convenient to clean and maintain, a lantern ring 5 is sleeved at the bottom of the filter bag 4, four right-angled bends 6 are arranged at four corners of the top of the lantern ring 5, the right-angled bends 6 are fixed at the top of the lantern ring 5 in a welding mode, the strength of the right-angled bends 6 can be guaranteed, the stability of the right-angled bends 6 is improved, the stability of filter bags 8 clamped inside the right-angled bends 6 is improved, bolt columns 7 are arranged inside the four right-angled bends 6, the bottom of the bolt column 7 is provided with a pressing block 8 through a rotary connecting piece, the bolt column 7 can be rotated in the positive and negative directions to drive the pressing block 8 at the bottom to move up and down, and further the pressing block 8 can be driven to descend to clamp the filter bag 4 between the pressing block 8 and the lantern ring 5, four first pull rings 9 are uniformly distributed at the top of the lantern ring 5, the first pull rings 9 are fixed at the top of the lantern ring 5 in a welding mode to ensure the strength of the first pull rings 9, the four first pull rings 9 are internally connected with steel wire ropes 10, four sleeves 11 are uniformly distributed at the bottom of the flange edge 1, the sleeves 11 are fixed at the bottom of the flange edge 1 in a welding mode to ensure the strength of the sleeves 11, and further the stability of the sleeves 11 for supporting a bottom connecting rod 14 is improved, the chutes 12 are respectively arranged inside the four sleeves 11, piston blocks 13 are arranged in the chutes 12, and the piston blocks 13 can freely move up and down in the chutes 12 inside the sleeves 11, the bottom of the piston block 13 is provided with a connecting rod 14, the bottom of the connecting rod 14 is provided with a second pull ring 15, the second pull ring 15 is fixed at the bottom of the connecting rod 14 in a welding mode, the strength of the second pull ring 15 is ensured, the stability of the second pull ring 15 is further improved, the second pull ring 15 is connected with the top end of the steel wire rope 10, a spring 16 is connected between the piston block 13 and the flange edge 1 inside the sleeve 11, the top of the spring 16 is welded at the bottom of the flange edge 1, the bottom of the spring 16 is fixed at the top of the piston block 13 in a through hole clamping mode, and the spring 16 is ensured to stably elastically stretch out and draw back inside the sleeve 11;

specifically, the flange edge 1 is fixed at the air outlet of the dust removing equipment through a bolt, the filter bag 4 is fixed at the bottom of the pipe body 2 through the hoop 3, the lantern ring 5 is sleeved at the bottom of the filter bag 4, a part of the filter bag 4 is folded and is inserted between the pressing block 8 and the lantern ring 5, the pressing block 8 is pressed down through the forward rotation bolt column 7, the filter bag 4 is clamped through the pressing block 8, the steel wire rope 10 is connected inside the first pull ring 9 and the second pull ring 15 through a hook, the filter bag 4 is kept in a loose state, the filter bag is further protected from being damaged by falling, when the dust removing equipment is started, the bottom filter bag 4 is blown by high-speed air flow, the filter bag floats up and down to drive the lantern ring 5 at the bottom to float up and down, the steel wire rope 10 is driven to move through the lantern ring 5, the connecting rod 14 is further driven to move up and down in the sleeve 11 through the steel wire rope 10, and the piston block 13 is further driven to compress or stretch the spring 16, the movement of the connecting rod 14 is buffered by the counterforce of the spring 16, and the floating of the filter bag 4 is further buffered and protected.

The working principle is that the filter bag protection device suitable for the dust absorption cloth bag is used in the process that:

firstly, fixing a flange edge 1 at an air outlet of dust removing equipment through a bolt, fixing a filter bag 4 at the bottom of a pipe body 2 through a hoop 3, sleeving a lantern ring 5 at the bottom of the filter bag 4, folding a part of the filter bag 4 and inserting the part between a pressing block 8 and the lantern ring 5, pressing the pressing block 8 downwards through a forward rotation bolt column 7, clamping the filter bag 4 through the pressing block 8, connecting a steel wire rope 10 inside a first pull ring 9 and a second pull ring 15 through a hook, and further keeping the filter bag 4 in a loose state so as to protect the filter bag from being damaged by falling;

and secondly, when the dust removing equipment is started, the bottom filter bag 4 is blown by high-speed airflow, the filter bag floats up and down, the lantern ring 5 at the bottom is driven to float up and down, the steel wire rope 10 is driven to move through the lantern ring 5, the connecting rod 14 is pulled through the steel wire rope 10 to move up and down in the sleeve 11, the piston block 13 is driven to compress or the tension spring 16 is driven, the movement of the connecting rod 14 is buffered through the reaction force of the spring 16, and the floating of the filter bag 4 is buffered and protected. Make this be suitable for filter bag protection device of dust absorption sack, structural design is reasonable, and the structrual installation is simple and convenient, can effectual reduction filter bag risk of damaging, the life of extension filter bag reduces economic loss, and then reduces the running cost of enterprise.

Furthermore, the first pull ring 9 and the sleeve 11 are symmetrically arranged about the central axis, so that the filter bag 4 can be kept smooth and the filter bag 4 is prevented from being twisted.

Further, the bottom of the tube body 2 is provided with an expansion joint 17, and the hoop 3 can be prevented from slipping through the expansion joint 17, so that the stability of the filter bag 4 clamped on the tube body 2 is ensured.

Furthermore, mounting holes 18 are uniformly distributed on the flange edge 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. Be suitable for filter bag protection device of dust absorption sack, including flange limit (1), its characterized in that: the flange edge is characterized in that a pipe body (2) is arranged inside the flange edge (1), a filter bag (4) is arranged on the outer side wall of the pipe body (2) through a hoop (3), a lantern ring (5) is sleeved at the bottom of the filter bag (4), four right-angled bends (6) are all installed at four corners of the top of the lantern ring (5), four bolt columns (7) are all arranged inside the four right-angled bends (6), a pressing block (8) is installed at the bottom of each bolt column (7) through a rotating connecting piece, four first pull rings (9) are evenly distributed at the top of the lantern ring (5), steel wire ropes (10) are all connected inside the four first pull rings (9), four sleeves (11) are evenly distributed at the bottom of the flange edge (1), slide grooves (12) are all arranged inside the four sleeves (11), piston blocks (13) are installed in the slide grooves (12), and connecting rods (14) are arranged at the bottoms of the piston blocks (13), and a second pull ring (15) is installed at the bottom of the connecting rod (14), the second pull ring (15) is connected with the top end of the steel wire rope (10), and a spring (16) is connected between the piston block (13) and the flange edge (1) in the sleeve (11).

2. The filter bag protector for dust collecting cloth bags according to claim 1, wherein: the first pull ring (9) and the sleeve (11) are symmetrically arranged by a central shaft.

3. The filter bag protector for dust collecting cloth bags according to claim 1, wherein: and an expansion joint (17) is arranged at the bottom of the pipe body (2).

4. The filter bag protector for dust collecting cloth bags according to claim 1, wherein: mounting holes (18) are uniformly distributed on the flange edge (1).

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