Double-layer dust removal filter bag

Abstract

The utility model discloses a double-layer dust removal filter bag relates to dust removal filter bag field, including connecting subassembly and fine filter bag, the outer surface of connecting subassembly is fitted with rough filter bag, and the outer surface of rough filter bag is fitted with bearing subassembly, and the top of bearing subassembly and the bottom of connecting subassembly are movably connected, and the connecting subassembly is fitted with fine filter bag. And the fine filter bag is mounted on the outer surface of the bearing assembly in an attached manner. According to the double-layer dust removal filter bag, the coarse filter bag and the fine filter bag are arranged, so that the dust removal filter bag has a double-filtering function, and as meshes of the double-layer filter bag are sequentially reduced, the dust removal efficiency of the dust removal filter bag is more excellent; the situation that the blocking frequency of the dust removal filter bag is increased and the continuous dust removal effect of the dust removal filter bag is interfered due to the fact that the dust removal efficiency of a single-layer dust removal filter bag is low during dust removal is avoided, and the coarse filter bag and the fine filter bag can be completely supported through the connecting assembly and the bearing assembly; therefore, the coarse filter bag and the fine filter bag have a better effect during double-layer dust removal.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust filter bag field, concretely is a double -layer dust filter bag. BACKGROUND

[0002] Dust filter bag is a kind of high -efficient dust filter material, dust filter bag is to take dacron staple fiber, pps fiber, pp polypropylene, aramid fiber, yishen fiber etc. As raw material, service life is 2-4 years generally, has good air permeability, dust collection rate is high, easy to clean ash, dust removal efficiency can reach 98.99%, with good PM2.5 performance of removal, it is usually used in industrial environment, to reduce air pollution and protect worker health.

[0003] However, the current dust filter bag still has some deficiencies, such as the existing dust filter bag is mostly single-layer fine hole dust removal setting, which leads to low dust removal efficiency of the dust filter bag during dust removal, thereby easily increasing the plugging frequency of the dust filter bag and easily interfering with the continuous dust removal effect of the dust filter bag, and further having certain use defects.

[0004] Therefore, it is urgent to improve this defect, and the utility model provides a double-layer dust filter bag by researching and improving the existing structure. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a double-layer dust filter bag to solve the problems in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a double-layer dust filter bag, comprising a connecting assembly and a fine filter bag, a coarse filter bag is attached and mounted on the outer surface of the connecting assembly, a bearing assembly is attached and mounted on the outer surface of the coarse filter bag, and the top of the bearing assembly is movably connected with the bottom of the connecting assembly, the fine filter bag is attached and mounted on the outer surface of the bearing assembly, limit assemblies are symmetrically mounted on the outer surface of the fine filter bag, and the top of the limit assembly is movably connected with the bottom of the connecting assembly.

[0007] Further, the connecting assembly comprises an annular mounting plate, a first annular fixed plate, a bearing rod and a first annular bearing plate, the first annular fixed plate is fixedly installed at the bottom of the annular mounting plate, the bearing rod is annularly and equidistantly installed at the bottom of the first annular fixed plate, and the first annular bearing plate is fixedly connected with the bottom of the bearing rod.

[0008] Further, the top of the bearing rod is fixedly connected with the bottom of the first annular fixed plate, the bottom of the bearing rod is fixedly connected with the top of the first annular bearing plate, and the first annular bearing plate and the first annular fixed plate form a fixed structure through the bearing rod.

[0009] Further, the bearing assembly comprises a second annular bearing plate, a limiting rod, a second annular fixing plate and a first arc-shaped magnetic stone, the top of the second annular bearing plate is annularly and equidistantly provided with the limiting rods, the top of the limiting rod is fixedly connected with the second annular fixing plate, and the top of the second annular fixing plate is annularly and equidistantly provided with the first arc-shaped magnetic stones.

[0010] Further, the bottom of the limiting rod is fixedly connected with the top of the second annular bearing plate, the top of the limiting rod is fixedly connected with the bottom of the second annular fixing plate, and the second annular fixing plate forms a fixed structure with the second annular bearing plate through the limiting rod.

[0011] Further, the number of the first arc-shaped magnetic stones is two groups, and the two groups of first arc-shaped magnetic stones are fixedly installed on the top of the second annular fixing plate and the bottom of the annular mounting plate respectively.

[0012] Further, the limiting assembly comprises an arc-shaped clamping strip, a second arc-shaped magnetic stone, a locking rod, an auxiliary mounting plate and a fastening bolt, the bottom of the arc-shaped clamping strip is symmetrically fixedly provided with the second arc-shaped magnetic stones, the end of the arc-shaped clamping strip is fixedly connected with the locking rod, the two sides of the arc-shaped clamping strip are symmetrically provided with the auxiliary mounting plates, and the inside of the auxiliary mounting plate is threadedly connected with the fastening bolt.

[0013] Further, the outside dimension of the locking rod is completely consistent with the inside dimension of the end clamping groove of the arc-shaped clamping strip, and the locking rod and the arc-shaped clamping strip form a clamping structure.

[0014] The utility model provides a double -deck dust collecting filter bag has the following beneficial effects:

[0015] 1, the utility model discloses a coarse filter bag and fine filter bag are set up, make this dust collecting filter bag have double -deck filtration function, and because the mesh of double -deck filter bag reduces gradually, make the dust collecting efficiency of this dust collecting filter bag more excellent, thereby avoid the single -deck dust collecting filter bag when carrying out dust removal dust collecting efficiency is lower and causes the blockage frequency of dust collecting filter bag to rise and the persistence of dust collecting filter bag is disturbed The situation occurs when the dust removal effect is interfered, and the connecting assembly and the bearing assembly are set up, so that the coarse filter bag and the fine filter bag can be completely lifted up, so that the coarse filter bag and the fine filter bag are better when carrying out double -deck dust removal.

[0016] 2, the utility model discloses a first arc magnetic attraction stone is set up, make the bearing assembly facilitate staff to install to the bottom of annular mounting plate quickly, to reach the purpose of rough filter bag is fixed in position to, and through the locking rod that is set up, make two arc clamping strips between the staff convenient for preliminary splicing processing, then through the mutual cooperation of auxiliary mounting plate and fastening bolt to complete the fixed work between two arc clamping strips, and through the magnetism adsorption of second arc magnetic attraction stone, make the limiting component convenient for fixed at the bottom of annular mounting plate to complete the clamping fixed work of fine filter bag, to make rough filter bag and fine filter bag facilitate staff to carry out quick dismounting cleaning processing, and then provide the convenience for the subsequent maintenance work of staff. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a front view three-dimensional structure schematic diagram of a double-layer dust removal filter bag of the utility model;

[0018] Fig. 2 It is a front view split three-dimensional structure schematic diagram of a double-layer dust removal filter bag of the utility model;

[0019] Fig. 3 It is a second annular bearing plate-second annular fixed plate three-dimensional structure schematic diagram of a double-layer dust removal filter bag of the utility model.

[0020] In the drawing: 1, connecting component;101, annular mounting plate;102, first annular fixed plate;103, bearing rod;104, first annular bearing plate;2, rough filter bag;3, bearing assembly;301, second annular bearing plate;302, limiting rod;303, second annular fixed plate;304, first arc magnetic attraction stone;4, fine filter bag;5, limiting component;501, arc clamping strip;502, second arc magnetic attraction stone;503, locking rod;504, auxiliary mounting plate;505, fastening bolt. DETAILED DESCRIPTION

[0021] The embodiment of the utility model is further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but can not be used to limit the scope of the utility model.

[0022] As Figs. 1-3As shown, a double-layer dust removal filter bag, comprising a connecting assembly 1 and a fine filter bag 4, a coarse filter bag 2 is installed on the outer surface of the connecting assembly 1, the connecting assembly 1 comprises an annular mounting plate 101, a first annular fixed plate 102, a bearing rod 103 and a first annular bearing plate 104, the bottom of the annular mounting plate 101 is fixedly installed with the first annular fixed plate 102, the bottom of the first annular fixed plate 102 is annularly and equidistantly installed with the bearing rod 103, the bottom of the bearing rod 103 is fixedly connected with the first annular bearing plate 104, the top of the bearing rod 103 is fixedly connected with the bottom of the first annular fixed plate 102, the bottom of the bearing rod 103 is fixedly connected with the top of the first annular bearing plate 104, and the first annular bearing plate 104 and the first annular fixed plate 102 form a fixed structure through the bearing rod 103, so that the first annular bearing plate 104 and the first annular fixed plate 102 will not loosen when supporting and limiting the coarse filter bag 2, the outer surface of the coarse filter bag 2 is installed with a bearing assembly 3, the top of the bearing assembly 3 is movably connected with the bottom of the connecting assembly 1, the fine filter bag 4 is installed on the outer surface of the bearing assembly 3, and the outer surface of the fine filter bag 4 is symmetrically installed with a limiting assembly 5, the limiting assembly 5 comprises an arc-shaped clamping strip 501, a second arc-shaped magnetic stone 502, a locking rod 503, an auxiliary mounting plate 504 and a fastening bolt 505, the bottom of the arc-shaped clamping strip 501 is symmetrically fixedly installed with the second arc-shaped magnetic stone 502, the end of the arc-shaped clamping strip 501 is fixedly connected with the locking rod 503, the external size of the locking rod 503 is completely matched with the internal size of the end slot of the arc-shaped clamping strip 501, the locking rod 503 and the arc-shaped clamping strip 501 form a clamping structure, the locking rod 503 and the arc-shaped clamping strip 501 form a clamping structure, so that the two arc-shaped clamping strips 501 can be quickly assembled by the staff, the two sides of the arc-shaped clamping strip 501 are symmetrically installed with the auxiliary mounting plate 504, the inside of the auxiliary mounting plate 504 is threadedly connected with the fastening bolt 505, and the top of the limiting assembly 5 is movably connected with the bottom of the connecting assembly 1.

[0023] As Figs. 1-3As shown, the outer surface of the connecting assembly 1 is attached with the coarse filter bag 2, and the outer surface of the coarse filter bag 2 is attached with the bearing assembly 3, which comprises a second annular bearing plate 301, a limiting rod 302, a second annular fixed plate 303 and a first arc-shaped magnetic stone 304, and the top of the second annular bearing plate 301 is annularly and equidistantly attached with the limiting rod 302, and the top of the limiting rod 302 is fixedly connected with the second annular fixed plate 303, the bottom of the limiting rod 302 is fixedly connected with the top of the second annular bearing plate 301, and the top of the limiting rod 302 is fixedly connected with the bottom of the second annular fixed plate 303, and the second annular fixed plate 303 and the second annular bearing plate 301 form a fixed structure through the limiting rod 302, so that the second annular fixed plate 303 and the second annular bearing plate 301 will not loosen when limiting and fixing the coarse filter bag 2 and supporting the fine filter bag 4, and the top of the second annular fixed plate 303 is annularly and equidistantly attached with the first arc-shaped magnetic stone 304, the number of the first arc-shaped magnetic stone 304 is two groups, and the two groups of first arc-shaped magnetic stones 304 are fixedly attached to the top of the second annular fixed plate 303 and the bottom of the annular mounting plate 101 respectively, and the top of the bearing assembly 3 is movably connected with the bottom of the connecting assembly 1, the fine filter bag 4 is attached to the outer surface of the bearing assembly 3, and the outer surface of the fine filter bag 4 is symmetrically attached with the limiting assembly 5, and the top of the limiting assembly 5 is movably connected with the bottom of the connecting assembly 1.

[0024] In summary, the double-layer dust removal filter bag first has the advantages of Figs. 1 to 3 As shown in the structure, the worker holds the coarse filter bag 2 and puts it on the outer surface of the first annular fixed plate 102 and the first annular bearing plate 104, at this time the coarse filter bag 2 is completely supported up through the cooperation of the bearing rod 103, then the second annular fixed plate 303 is held and moved upwards along the outer surface of the coarse filter bag 2, so that the second annular bearing plate 301, the limiting rod 302 and the second annular fixed plate 303 cooperate to automatically limit and fix the coarse filter bag 2, and through the first arc-shaped magnetic stone 304, the bearing assembly 3 is adsorbed and fixed at the bottom of the annular mounting plate 101, then the worker holds the fine filter bag 4 and puts it on the outer surface of the bearing assembly 3, then the worker holds the two arc-shaped clamping strips 501 and completes the preliminary installation of the two arc-shaped clamping strips 501 by inserting the locking rod 503 into the other end of the arc-shaped clamping strip 501, at this time through the cooperation of the second arc-shaped magnetic stone 502, the limiting assembly 5 is adsorbed and fixed at the bottom of the annular mounting plate 101, then the worker rotates the fastening bolt 505 to complete the fixing work between the two auxiliary mounting plates 504, so that the limiting assembly 5 firmly fixes the fine filter bag 4 on the outer surface of the bearing assembly 3, thereby completing the assembly of the double-layer dust removal filter bag.

[0025] The embodiments of the present application are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the application to the forms disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments were chosen and described in order to best explain the principles of the application and its practical application, and to thereby enable others skilled in the art to best utilize the application with various modifications as are suited to the particular use contemplated.

Claims

1. A double-layer dust collector filter bag, comprising a connecting assembly (1) and a fine filter bag (4), characterized in that, The outer surface of the connecting component (1) is fitted with a coarse filter bag (2), and the outer surface of the coarse filter bag (2) is fitted with a support component (3). The top of the support component (3) is movably connected to the bottom of the connecting component (1). The fine filter bag (4) is fitted with the outer surface of the support component (3), and the outer surface of the fine filter bag (4) is symmetrically fitted with limiting components (5). The top of the limiting components (5) is movably connected to the bottom of the connecting component (1).

2. The double-layer dust collector filter bag according to claim 1, characterized in that, The connecting assembly (1) includes an annular mounting plate (101), a first annular fixing plate (102), a bearing rod (103), and a first annular bearing plate (104). The bottom of the annular mounting plate (101) is fixedly mounted with the first annular fixing plate (102), and the bottom of the first annular fixing plate (102) is equidistantly mounted with the bearing rod (103) in an annular shape. The bottom of the bearing rod (103) is fixedly connected to the first annular bearing plate (104).

3. A double-layer dust collector filter bag according to claim 2, characterized in that, The top of the support rod (103) is fixedly connected to the bottom of the first annular fixing plate (102), and the bottom of the support rod (103) is fixedly connected to the top of the first annular support plate (104). The first annular support plate (104) forms a fixed structure with the first annular fixing plate (102) through the support rod (103).

4. A double-layer dust collector filter bag according to claim 2, characterized in that, The bearing component (3) includes a second annular bearing plate (301), a limiting rod (302), a second annular fixing plate (303), and a first arc-shaped magnetic stone (304). The limiting rod (302) is installed at equal intervals in an annular shape on the top of the second annular bearing plate (301), and the second annular fixing plate (303) is fixedly connected to the top of the limiting rod (302). The first arc-shaped magnetic stone (304) is installed at equal intervals in an annular shape on the top of the second annular fixing plate (303).

5. A double-layer dust collector filter bag according to claim 4, characterized in that, The bottom of the limiting rod (302) is fixedly connected to the top of the second annular bearing plate (301), and the top of the limiting rod (302) is fixedly connected to the bottom of the second annular fixing plate (303). The second annular fixing plate (303) and the second annular bearing plate (301) form a fixed structure through the limiting rod (302).

6. A double-layer dust collector filter bag according to claim 4, characterized in that, The number of the first arc-shaped magnetic stones (304) is two sets, and the two sets of the first arc-shaped magnetic stones (304) are respectively fixedly installed on the top of the second annular fixing plate (303) and the bottom of the annular mounting plate (101).

7. A double-layer dust collector filter bag according to claim 1, characterized in that, The limiting component (5) includes an arc-shaped locking strip (501), a second arc-shaped magnetic stone (502), a locking rod (503), an auxiliary mounting plate (504), and fastening bolts (505). The second arc-shaped magnetic stone (502) is symmetrically fixedly installed at the bottom of the arc-shaped locking strip (501), and the locking rod (503) is fixedly connected to the end of the arc-shaped locking strip (501). The auxiliary mounting plate (504) is symmetrically installed on both sides of the arc-shaped locking strip (501), and the fastening bolts (505) are threaded inside the auxiliary mounting plate (504).

8. A double-layer dust collector filter bag according to claim 7, characterized in that, The external dimensions of the locking rod (503) are completely matched with the internal dimensions of the end slot of the arc-shaped locking strip (501), and the locking rod (503) and the arc-shaped locking strip (501) form a locking structure.

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