Dust removal filter bag with large filter area

Abstract

The utility model relates to the technical field of dust removers, and discloses a dust removal filter bag with a large filter area, which comprises a cloth bag, a plurality of convex parts are arranged on the surface of the cloth bag, support rings I are arranged in the convex parts, two ends of the convex parts are connected with concave parts, support rings II are arranged in the concave parts, and the support rings II are connected with the convex parts. A rod sleeve is arranged in the cloth bag, mounting strips for mounting the rod sleeve are arranged at the tops of the two sides of the rod sleeve, and a supporting rod is slidably connected to the interior of the rod sleeve; the convex parts and the concave parts are arranged on the surface of the cloth bag, so that the surface of the cloth bag can be fluctuated, compared with a vertical filter bag, the contact area with air is increased, the whole filter area of the cloth bag is increased, the installation space is not occupied, the integrality and the sealing performance of the cloth bag can be kept, and air leakage is not prone to occurring; and the support ring I and the support ring II can support the convex part and the concave part respectively.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust remover technical field, concretely is a dust filter bag with large filter area. BACKGROUND

[0002] The filter bag is a key part in the operation process of the bag type dust collector, and the filter bag is usually vertically hung in the dust collector, and the fabric and design of the filter bag should pursue high efficiency filtration, easy dust peeling and long-lasting durability, in the pulse and gas tank type pulse dust collector, the dust is attached to the outer surface of the filter bag, and when the dust-containing gas passes through the dust collector, the dust is captured on the outer surface of the filter bag, and the clean gas enters the inside of the filter bag through the filter material.

[0003] The application number is "202123325559.6", and the "folding dust filter bag capable of increasing filter area" is disclosed, which "includes a filter bag body, the lower end of the filter bag body is detachably installed with an area increasing assembly, the upper end of the filter bag body is detachably installed with a folding assembly, the area increasing assembly is composed of an increasing bin body, a spiral coil, a mounting ring and a threaded groove, the threaded groove is formed on the inner wall of the mounting ring, the upper end of the spiral coil is fixedly installed on the lower end of the filter bag body, the spiral coil is fixedly installed on the front end of the increasing bin body, and the front end of the increasing bin body is detachably installed on the lower end of the mounting ring. The folding dust filter bag capable of increasing filter area disclosed in the utility model is disassembled after the placing ring is separated, the folding assembly is stored by using the rotary buckle mode, the cost of the device is saved, and the folding assembly further improves the convenience of the whole equipment while reducing the cost of the device.

[0004] However, the above-mentioned mode still has the following defects: the increasing bin body can increase the filter area, but it occupies a lot of installation space, it is difficult to ensure the integrity and sealing of the filter bag, it is easy to produce the phenomenon of air leakage, and it is difficult to increase the filter area of the filter bag body as a whole, and the applicability is poor. UTILITY MODEL CONTENTS

[0005] In view of the defects of the prior art, the utility model provides a dust filter bag with large filter area, which has the advantages of not occupying installation space, maintaining integrity and sealing, and solving the problems raised in the above background technology.

[0006] The utility model provides a technical scheme that a kind of dust filter bag of large filtering area, including cloth bag, the surface of the cloth bag is equipped with several convex parts, the inside of the convex part is equipped with support ring one, the both ends of the convex part are connected with recessed part, the inside of the recessed part is equipped with support ring two, the inside of the cloth bag is equipped with rod sleeve, the top of the both sides of rod sleeve is equipped with mounting strip for being mounted, the inside of rod sleeve is slidably connected with support rod, the bottom of rod sleeve one side is equipped with limiting assembly for the location of support rod, the side of support rod is equipped with several limit slots, the inner wall of cloth bag bottom end is equipped with support assembly for supporting support rod.

[0007] As a preferred technical scheme of the utility model, the inner wall of the convex part and the inner wall of the recessed part are both fixedly provided with a plurality of limiting rings, the support ring one and the support ring two are both connected with the limiting rings, and the diameter of the support ring one is greater than the diameter of the support ring two.

[0008] As a preferred technical scheme of the utility model, the top end of the cloth bag is fixedly provided with a mounting ring, the inner wall of the mounting ring is fixedly provided with a support ring, the inner wall of the support ring is fixedly provided with two support strips, and the bottom end of the mounting strip is fixedly connected with one side of the top end of the support strip through a screw.

[0009] As a preferred technical scheme of the utility model, the limiting assembly comprises a support base, one side of the support base is fixedly connected with the bottom of one side of the rod sleeve, a rod groove is formed in the surface of the support base, a limiting rod is slidably connected in the rod groove, one end of the limiting rod is clampedly connected with one of the limit slots, and a support spring is sleeved on the surface of the limiting rod.

[0010] As a preferred technical scheme of the utility model, one side of the limiting rod is fixedly provided with a baffle, the support spring is located between the baffle and the rod sleeve, and the other end of the limiting rod is fixedly provided with a puller.

[0011] As a preferred technical scheme of the utility model, the bottom of one side of the rod sleeve is provided with a sliding groove, the limiting rod is slidably connected with the sliding groove, and a hexagonal groove is formed in the middle of the top end of the rod sleeve.

[0012] As a preferred technical scheme of the utility model, the support assembly comprises a support disc, a plurality of reinforcing rods are fixedly connected with the top end of the support disc through screws, one end of the reinforcing rod is provided with a clamping block, a groove is formed in one side of the clamping block, and the clamping block is clampedly connected with one of the support rings one through the groove.

[0013] As a preferred technical scheme of the utility model, a threaded sleeve is arranged at the top end of the support disc, an end plate is arranged at the bottom end of the support rod, and a threaded stud is arranged at the bottom end of the end plate and is threadedly connected with the threaded sleeve.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1、 Through being equipped with convex part and recessed part on cloth bag surface, can make cloth bag surface present undulatingly, compared with vertical filter bag, increased contact area with air, improved cloth bag overall filtration area, and not occupy installation space, can keep cloth bag integrality and leakproofness, not easy to leak air, support ring one and support ring two can support convex part and recessed part respectively, can prevent convex part and recessed part from collapsing.

[0016] 2、 Through limiting assembly can fix support rod on rod cover, support rod, rod cover and support assembly can prop open cloth bag, and limiting assembly can adjust the length of support rod, can adjust the prop open length of cloth bag, good flexibility, through disassembling rod cover and support rod, it is convenient to fold cloth bag. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is the structure schematic drawing of the utility model;

[0018] Fig. 2 It is the structure schematic drawing of cloth bag inside of the utility model;

[0019] Fig. 3 It is the structure schematic drawing of stud of the utility model;

[0020] Fig. 4 It is the structure schematic drawing of rod cover of the utility model;

[0021] Fig. 5 It is the explosion structure schematic drawing of limiting assembly of the utility model

[0022] Fig. 6 It is the structure schematic drawing of support assembly of the utility model.

[0023] In the drawing: 1, cloth bag;2, convex part;3, recessed part;4, support ring one;5, support ring two;6, limit ring;7, mounting ring;8, support ring;9, support strip;10, mounting strip;11, rod cover;12, support rod;13, hexagonal groove;14, limiting assembly;1401, support;1402, rod groove;1403, limit rod;1404, support spring;1405, baffle;1406, pull new;15, limit slot;16, sliding slot;17, support assembly;1701, support disc;1702, threaded sleeve;1703, reinforcing rod;1704, clamping block;1705, recess;18, end plate;19, stud. DETAILED DESCRIPTION

[0024] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative effort fall within the protection scope of the present application.

[0025] Please refer to Figs. 1-6 , the dust removal filter bag with large filtering area, comprising a cloth bag 1, the surface of the cloth bag 1 is provided with a plurality of convex portions 2, the inside of the convex portion 2 is provided with a supporting ring one 4, both ends of the convex portion 2 are connected with concave portions 3, the inside of the concave portion 3 is provided with a supporting ring two 5, the supporting ring one 4 and the supporting ring two 5 are coaxial, by providing the convex portion 2 and the concave portion 3 on the surface of the cloth bag 1, the surface of the cloth bag 1 can be in a undulating shape, compared with the vertical filter bag, the contact area with air is increased, the filtering area is improved, the supporting ring one 4 and the supporting ring two 5 can support the convex portion 2 and the concave portion 3 respectively, the inside of the cloth bag 1 is provided with a rod sleeve 11, the top of both sides of the rod sleeve 11 is provided with an installation strip 10 for installation, the inside of the rod sleeve 11 is slidably connected with a supporting rod 12, the rod sleeve 11 and the supporting rod 12 are made of stainless steel material, the bottom of one side of the rod sleeve 11 is provided with a limiting assembly 14 for limiting the supporting rod 12, one side of the supporting rod 12 is provided with a plurality of limiting grooves 15 corresponding to the positions of the limiting assembly 14, the inner wall of the bottom end of the cloth bag 1 is provided with a supporting assembly 17 for supporting the supporting rod 12;

[0026] In the embodiment, preferably, the limiting assembly 14 comprises a support 1401, one side of the support 1401 is welded with the bottom of one side of the rod sleeve 11, a rod groove 1402 is formed in the surface of the support 1401, a limiting rod 1403 is slidably connected in the inside of the rod groove 1402, one end of the limiting rod 1403 is clamped and connected with one of the limiting grooves 15, a supporting spring 1404 is sleeved on the surface of the limiting rod 1403, a baffle 1405 is welded on one side of the limiting rod 1403, the supporting spring 1404 is located between the baffle 1405 and the rod sleeve 11, a puller 1406 is welded on the other end of the limiting rod 1403, a sliding groove 16 is formed in the bottom of one side of the rod sleeve 11, the limiting rod 1403 is slidably connected with the sliding groove 16, by pulling the limiting rod 1403 through the puller 1406, the limiting rod 1403 can be pulled out from the limiting groove 15, and the baffle 1405 can compress the supporting spring 1404, the supporting rod 12 can be slidably supported, and the exposed length thereof can be adjusted, a hexagonal groove 13 is formed in the middle of the top end of the rod sleeve 11, the rod sleeve 11 can be conveniently rotated through the hexagonal groove 13;

[0027] In the embodiment, preferably, the support assembly 17 comprises a support disc 1701, the top end of the support disc 1701 is fixedly connected with a plurality of reinforcing rods 1703 through screws, one end of the reinforcing rod 1703 is provided with a clamping block 1704, the clamping block 1704 is welded with the reinforcing rod 1703, a recess 1705 is formed on one side of the clamping block 1704, the clamping block 1704 is clamped and connected with one of the support rings 4 through the recess 1705, the support disc 1701 and the support ring 4 can be supported through the reinforcing rod 1703, the clamping block 1704 can prevent it from falling off, and the stability of the support disc 1701 can be maintained, a threaded sleeve 1702 is arranged at the top end of the support disc 1701, the bottom end of the threaded sleeve 1702 is welded with the middle part of the top end of the support disc 1701, the bottom end of the support rod 12 is provided with an end plate 18, the bottom end of the end plate 18 is provided with a stud 19 which is threadedly connected with the threaded sleeve 1702, the support disc 1701 can support the bottom end of the support rod 12 through the threaded sleeve 1702 and the stud 19, and the support rod 12 can be opened by the cooperation of the rod sleeve 11;

[0028] In the embodiment, preferably, a plurality of limiting rings 6 are fixedly arranged on the inner walls of the convex part 2 and the concave part 3, the support ring one 4 and the support ring two 5 are connected with the limiting rings 6, the diameter of the support ring one 4 is greater than that of the support ring two 5, and the support ring one 4 and the support ring two 5 can be limited by the limiting rings 6;

[0029] In the embodiment, preferably, the top end of the cloth bag 1 is fixedly provided with a mounting ring 7, the inner wall of the mounting ring 7 is fixedly provided with a support ring 8, the inner wall of the support ring 8 is fixedly provided with two support strips 9, the bottom end of the mounting strip 10 is fixedly connected with one side of the top end of the support strip 9 through screws, the cloth bag 1 can be mounted through the mounting ring 7, and the rod sleeve 11 can be supported by the support ring 8 through the support strip 9 and the mounting strip 10.

[0030] In use, first, the limiting rod 1403 is pulled out of the limiting groove 15 by pulling the puller 1406 of the limiting assembly 14, the limiting rod 1403 is pulled out of the limiting groove 15, the stop piece 1405 is compressed to compress the support spring 1404, then the support rod 12 is slid to adjust the exposed length, the puller 1406 is loosened, the support spring 1404 can push the limiting rod 1403 into the limiting groove 15 corresponding to the position, the support rod 12 can be fixed, then the stud 19 is placed on the threaded sleeve 1702 of the support assembly 17, the rod sleeve 11 is rotated through the hexagonal groove 13, the stud 19 is screwed into the threaded sleeve 1702, after the mounting strip 10 and the support strip 9 are located on the same straight line, the mounting strip 10 and the support strip 9 are fixed through screws, the installation of the rod sleeve 11 and the support rod 12 is completed, and the rod sleeve 11 and the support rod 12 can open the cloth bag 1;

[0031] The cloth bag 1 is installed on the dust collector through the mounting ring 7 after being expanded, the convex part 2 and the concave part 3 on the surface of the cloth bag 1 can make the surface of the cloth bag 1 undulate, increase the contact area with air, improve the overall filtering area of the cloth bag 1, and do not occupy the installation space, thereby improving the dust removal efficiency, and the support ring one 4 and the support ring two 5 can support the convex part 2 and the concave part 3 respectively, which can prevent the convex part 2 and the concave part 3 from collapsing, and the support assembly 17 can reinforce the bottom of the support rod 12 and the bottom of the cloth bag 1 through the support disc 1701 and the reinforcing rod 1703, which is stable and reliable.

[0032] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A dust removal filter bag with a large filtering area, comprising a cloth bag (1), characterized in that: The cloth bag (1) is provided with a plurality of raised portions (2) on its surface, a support ring (4) is provided inside the raised portion (2), both ends of the raised portion (2) are connected with a recessed portion (3), a support ring (5) is provided inside the recessed portion (3), a rod sleeve (11) is provided inside the cloth bag (1), the tops of both sides of the rod sleeve (11) are provided with mounting strips (10) for mounting the rod sleeve, a support rod (12) is slidably connected inside the rod sleeve (11), a limiting assembly (14) for limiting the support rod (12) is provided at the bottom of one side of the rod sleeve (11), a plurality of limiting grooves (15) are provided on one side of the support rod (12), and a support assembly (17) for supporting the support rod (12) is provided on the inner wall of the bottom end of the cloth bag (1).

2. The dust removal filter bag with a large filtration area according to claim 1 is characterized in that: The inner wall of the raised portion (2) and the inner wall of the recessed portion (3) are both fixedly provided with a plurality of limiting rings (6), and the support ring 1 (4) and the support ring 2 (5) are both connected to the limiting rings (6), and the diameter of the support ring 1 (4) is larger than the diameter of the support ring 2 (5).

3. The dust removal filter bag with a large filtration area according to claim 1 is characterized in that: The top of the cloth bag (1) is fixedly provided with a mounting ring (7), the inner wall of the mounting ring (7) is fixedly provided with a support ring (8), the inner wall of the support ring (8) is fixedly provided with two support bars (9), and the bottom end of the mounting bar (10) is fixedly connected to one side of the top of the support bar (9) by screws.

4. The dust removal filter bag with a large filtration area according to claim 1 is characterized in that: The limiting assembly (14) includes a support (1401), one side of the support (1401) is fixedly connected to the bottom of one side of the rod sleeve (11), a rod groove (1402) is provided on the surface of the support (1401), a limiting rod (1403) is slidably connected inside the rod groove (1402), one end of the limiting rod (1403) is snap-connected to one of the limiting grooves (15), and a support spring (1404) is sleeved on the surface of the limiting rod (1403).

5. The dust removal filter bag with a large filtering area according to claim 4 is characterized in that: A blocking piece (1405) is fixedly provided on one side of the limiting rod (1403), the supporting spring (1404) is located between the blocking piece (1405) and the rod sleeve (11), and a pull button (1406) is fixedly provided on the other end of the limiting rod (1403).

6. The dust removal filter bag with a large filtration area according to claim 4, characterized in that: A sliding groove (16) is provided at the bottom of one side of the rod sleeve (11), the limiting rod (1403) is slidably connected to the sliding groove (16), and a hexagonal groove (13) is provided in the middle of the top end of the rod sleeve (11).

7. The dust removal filter bag with a large filtration area according to claim 1, characterized in that: The support assembly (17) includes a support plate (1701), the top of the support plate (1701) is fixedly connected to a plurality of reinforcing rods (1703) by screws, one end of the reinforcing rod (1703) is provided with a clamping block (1704), one side of the clamping block (1704) is provided with a groove (1705), and the clamping block (1704) is connected to one of the support rings (4) through the groove (1705).

8. The dust removal filter bag with a large filtration area according to claim 7, characterized in that: The top end of the support plate (1701) is provided with a threaded sleeve (1702), the bottom end of the support rod (12) is provided with an end plate (18), and the bottom end of the end plate (18) is provided with a stud (19) threadedly connected to the threaded sleeve (1702).

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