CN216320589U

CN216320589U - Skeleton for bag filter

Info

Publication number: CN216320589U
Application number: CN202121922392.9U
Authority: CN
Inventors: 徐正柏
Original assignee: Changzhou Zhengyi Environmental Protection Drying Equipment Co ltd
Current assignee: Changzhou Zhengyi Environmental Protection Drying Equipment Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-04-19
Anticipated expiration: 2031-08-17

Abstract

The utility model relates to a framework for a bag filter, which comprises a shell, wherein the shell is provided with a mounting device, a supporting device and a dust removal device, the supporting device comprises filter bags, annular supports and connecting plates, the number of the annular supports is five, the number of the connecting plates is a plurality, the five annular supports are arranged in the filter bags in parallel, and two ends of each connecting plate are respectively connected with the two annular supports; the dust removal device comprises a connecting frame, a connecting rod, a spring and a cross beam, wherein two ends of the cross beam are equally connected with the inner side of the shell, the connecting frame is connected with an annular support close to the bottom of the filter bag, one end of the connecting rod is connected with the lower surface of the connecting frame, the other end of the connecting rod penetrates through the filter bag and is connected with the spring, and the other end of the spring is connected with the middle of the cross beam. The filter bag supporting device is convenient to prop open the filter bag, and the annular support and the connecting plate are detachably connected through the bolts, so that the filter bag supporting device is convenient to install.

Description

Skeleton for bag filter

Technical Field

The utility model relates to the technical field of bag-type dust collectors, in particular to a framework for a bag-type dust collector.

Background

The bag-type dust collector is a dry dust filter. It is suitable for filtering fine, dry, non-fibrous dust. The filter bag is made of woven filter cloth or non-woven felt, and the dust-containing gas is filtered by utilizing the filtering action of the fiber fabric.

Patent No. CN201420016066.5 discloses a bag-type dust collector, in this patent, each steel wire is generally welded into a frame by a filter bag frame, but burrs or other sharp articles may appear at the welding position, which easily lacerate the filter bag and affect the filtration; in addition, in the patent, because the length of the framework is long, the framework is easy to shake when in use, and the filter bag is easy to rub against the shell and can be cut; meanwhile, after the filter bag is used for a long time, a large amount of dust is accumulated on the inner wall of the filter bag, and the filtering efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the problems in the prior art, the utility model provides a framework for a bag filter, which aims to solve the technical problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a framework for a bag filter comprises a shell, wherein the shell is provided with a mounting device, a supporting device and a dust removal device, the supporting device comprises filter bags, annular supports and connecting plates, the number of the annular supports is five, the connecting plates are provided with a plurality of annular supports, the five annular supports are arranged in the filter bags in parallel, and two ends of each connecting plate are respectively connected with the two annular supports; the dust removal device comprises a connecting frame, a connecting rod, a spring and a cross beam, wherein two ends of the cross beam are equally connected with the inner side of the shell, the connecting frame is connected with an annular support close to the bottom of the filter bag, one end of the connecting rod is connected with the lower surface of the connecting frame, the other end of the connecting rod penetrates through the filter bag and is connected with the spring, and the other end of the spring is connected with the middle of the cross beam.

Preferably, the mounting device comprises a top plate and a pressing plate, the top plate is arranged at the top of the shell, and the pressing plate is arranged above the top plate and detachably connected with the top plate through a bolt. The design of the mounting device can facilitate the filter bag and the supporting device to be mounted on the shell.

In a further preferred embodiment, the top of the filter bag is arranged between the top plate and the compression plate. This design can compress tightly the filter bag between roof and pressure strip, prevents it and drops.

Preferably, the top plate is provided with a groove, and the filter bag is attached to the groove. This design can increase the area of contact of filter bag and roof, and increase frictional force makes its installation more stable.

Preferably, an inner compression ring and an outer compression ring are arranged in the groove, the inner compression ring is arranged on one side, close to the axis, in the groove, the outer compression ring is arranged on one side, far away from the axis, in the groove, and two sides of the filter bag are respectively attached to the inner compression ring, the outer compression ring and the groove. The design can lead the filter bag to be tightly attached to the groove through the inner compression ring and the outer compression ring.

In a further preferred embodiment, the lower surface of the pressure strip is provided with a projection cooperating with the recess. The design of boss can increase the frictional force between pressure strip and the filter bag, and through boss and recess cooperation, can improve the leakproofness of junction.

In a further preferred embodiment, the lower surface of the pressure plate and the upper surface of the uppermost connecting plate are connected by a bolt. The design facilitates the connection of the pressure strip and the mounting device.

Preferably, the number of the connecting plates between every two annular supports is four, the four connecting plates are symmetrically arranged respectively, and two ends of the connecting plates are connected with the two annular supports through bolts respectively. The design can facilitate the connection between the annular support and the connecting plate.

In a further preferred embodiment, the connecting rod and the cross beam are provided with through holes. The through hole is designed so that the spring, the connecting rod and the cross beam can be conveniently connected.

Preferably, the two ends of the spring are provided with hooks, and the two hooks are connected with the two through holes respectively. The design of couple can be convenient for spring and connecting rod and crossbeam are connected.

(III) advantageous effects

Compared with the prior art, the utility model provides a framework for a bag filter, which has the following beneficial effects:

the support device is arranged, so that the filter bag can be conveniently unfolded, and the annular bracket and the connecting plate are detachably connected through the bolt, so that the annular bracket and the connecting plate are convenient to install; in addition, the filter bag and the supporting device can be conveniently arranged on the shell by arranging the mounting device, and the surface of the filter bag can be tightly attached to the groove by the design of the groove, the inner compression ring and the outer compression ring, so that the contact area of the filter bag, the top plate and the compression plate is increased, the friction force among the filter bag, the top plate and the compression plate is increased, and the mounting strength of the filter bag is further improved; simultaneously, through setting up dust collector, can prevent through the spring that filter bag and strutting arrangement from rocking by a wide margin and leading to producing the friction with the shell inner wall, lead to the filter bag impaired, the filter bag is carrying out when rocking by a small margin, can shake the dust of filter bag inner wall and fall.

Drawings

FIG. 1 is a schematic view of the overall structure of a framework for a bag filter according to the present invention;

FIG. 2 is a schematic view of the present invention with the housing, filter bag and top plate removed;

FIG. 3 is an exploded view of the mounting device of the present invention;

FIG. 4 is a schematic cross-sectional view of a mounting device of the present invention;

FIG. 5 is a partial schematic view of the area A in FIG. 4 according to the present invention.

In the figure: 1. a housing; 2. a filter bag; 3. an annular support; 4. a connecting plate; 5. a connecting frame; 6. a connecting rod; 7. a spring; 8. a cross beam; 9. a top plate; 10. a compression plate; 11. a groove; 12. pressing the ring inwards; 13. an outer clamp ring; 14. a boss; 15. a through hole; 16. and (4) hanging hooks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to fig. 1-5, a framework for a bag filter comprises a shell 1, wherein the shell 1 is provided with a mounting device, a supporting device and a dust removing device, the supporting device comprises filter bags 2, annular supports 3 and connecting plates 4, the number of the annular supports 3 is five, the number of the connecting plates 4 is several, the five annular supports 3 are arranged in the filter bags 2 in parallel, and two ends of each of the connecting plates 4 are respectively connected with the two annular supports 3; dust collector includes link 5, connecting rod 6, spring 7 and crossbeam 8, and the both ends of crossbeam 8 are equallyd divide and are connected with the inboard of shell 1 respectively, and link 5 is connected with the ring carrier 3 that is close to 2 bottoms of filter bag, and the one end of connecting rod 6 and the lower surface of link 5 are connected, and the other end runs through filter bag 2 and spring 7 and connects, and the other end of spring 7 and the middle part of crossbeam 8 are connected. The lower surface of the pressing plate 10 and the upper surface of the uppermost connecting plate 4 are connected by bolts.

In the present embodiment, the mounting means includes a top plate 9 and a pressing plate 10, the top plate 9 is disposed on the top of the housing 1, the pressing plate 10 is disposed above the top plate 9, and is detachably connected to the top plate 9 by bolts. The top of the filter bag 2 is arranged between the top plate 9 and the compacting plate 10. When the filter bag is used, the filter bag 2 penetrates through the top plate 9 and is arranged in the shell 1, the top of the filter bag 2 is attached to the top plate 9, the compression plate 10 is pressed on the filter bag 2, and the edge of the compression plate 10 is connected with the top plate 9 through a bolt.

In this embodiment, the top plate 9 is provided with a groove 11, and the filter bag 2 is attached to the groove 11. An inner pressing ring 12 and an outer pressing ring 13 are arranged in the groove 11, the inner pressing ring 12 is arranged on one side, close to the axis, in the groove 11, the outer pressing ring 13 is arranged on one side, far away from the axis, in the groove 11, and two sides of the filter bag 2 are respectively attached to the inner pressing ring 12, the outer pressing ring 13 and the groove 11. When the dust filter is used, the filter bag 2 is manually placed in the groove 11, the filter bag 2 is tightly attached to the groove 11, the inner compression ring 12 is placed in the groove 11, the filter bag 2 is compressed between the groove 11 and the inner compression ring 12, the outer compression ring 13 is placed in the groove 11, and the filter bag 2 is compressed between the groove 11 and the outer compression ring 13.

In this embodiment, the lower surface of the compression plate 10 is provided with a boss 14 that mates with the groove 11. When the filter bag is used, the inner compression ring 12 and the outer compression ring 13 are placed in the groove 11 to preliminarily fix the filter bag 2, and then the boss 14 is matched with the groove 11 to compress the filter bag 2 between the groove 11 and the boss 14.

In this embodiment, the connecting plates 6 between every two ring supports 3 are all provided with four, and four connecting plates 6 are respectively symmetrically arranged, and both ends are equally divided to be respectively connected with two ring supports 3 through bolts. When the support device is used, the two layers of connecting plates 4 are arranged in a staggered mode (as shown in figure 2), and then the connecting plates 4 and the annular support 3 are connected through bolts respectively, so that the mounting strength of the support device can be improved in the arrangement mode, and the support device is convenient to connect through the bolts.

In this embodiment, the connecting rod 6 and the cross beam 8 are provided with through holes 15. Both ends of the spring 7 are provided with hooks 16, and the two hooks 16 are respectively connected with the two through holes 15. When in use, the connecting rod 6 penetrates through the bottom of the filter bag 2, and the hooks 16 at two ends of the spring 7 are respectively connected with the two through holes 15.

Example 2:

in conclusion, when the filter bag clamping device is used, the filter bag 2 penetrates through the top plate 9 and is arranged in the shell 1, the top of the filter bag 2 is attached to the top plate 9, the top of the filter bag 2 is manually placed in the groove 11, the filter bag 2 is tightly attached to the groove 11, the inner compression ring 12 is placed in the groove 11, the filter bag 2 is compressed between the groove 11 and the inner compression ring 12, the outer compression ring 13 is placed in the groove 11, the filter bag 2 is compressed between the groove 11 and the outer compression ring 13, the annular support 3 and the connecting plate 4 are connected to form a whole and are placed in the filter bag 2, the compression plate 10 is connected with the uppermost connecting plate 4 through bolts, the compression plate 10 is pressed on the filter bag 2, the boss 14 is matched with the groove 11, and the edge of the compression plate 10 is connected with the top plate 9 through bolts.

Example 3:

in conclusion, when the support device is used, every two layers of the connecting plates 4 are arranged in a staggered mode (as shown in fig. 2), and then the connecting plates 4 are connected with the annular support 3 through bolts respectively, so that the arrangement mode can improve the installation strength of the support device and facilitates the connection of the support device through the bolts; the connecting plate 4 and the annular support 3 are connected to form a whole and are placed in the filter bag 2, the connecting rod 6 penetrates through the bottom of the filter bag 2, and the hooks 16 at two ends of the spring 7 are respectively connected with the connecting rod 6 and the through hole 15 on the cross beam 8; because the whole length that connecting plate 4 and toroidal support 3 are connected and are constituteed is longer, can rock under the wind-force effect when using, can restrict its range of rocking through spring 7, and connecting plate 4 and toroidal support 3 drive filter bag 2 and carry out a small margin and rock, shake the dust on the in-process with filter bag 2 and shake.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a skeleton for bag collector, includes shell (1), its characterized in that: the shell (1) is provided with a mounting device, a supporting device and a dust removing device, the supporting device comprises filter bags (2), annular supports (3) and connecting plates (4), five annular supports (3) are arranged, the connecting plates (4) are provided with a plurality of annular supports (3), the five annular supports (3) are arranged in the filter bags (2) in parallel, and two ends of each of the connecting plates (4) are respectively connected with the two annular supports (3); dust collector includes link (5), connecting rod (6), spring (7) and crossbeam (8), the both ends of crossbeam (8) equally divide do not with the inboard of shell (1) is connected, link (5) with be close to the ring carrier (3) of filter bag (2) bottom are connected, the one end of connecting rod (6) is connected with the lower surface of link (5), the other end run through filter bag (2) with spring (7) are connected, and the other end of spring (7) and the middle part of crossbeam (8) are connected.

2. The frame for a bag-type dust collector according to claim 1, wherein: the mounting device comprises a top plate (9) and a pressing plate (10), wherein the top plate (9) is arranged at the top of the shell (1), and the pressing plate (10) is arranged above the top plate (9) and detachably connected with the top plate (9) through a bolt.

3. The frame for a bag-type dust collector according to claim 2, wherein: the top of the filter bag (2) is arranged between the top plate (9) and the compression plate (10).

4. The frame for a bag-type dust collector according to claim 2, wherein: the top plate (9) is provided with a groove (11), and the filter bag (2) is attached to the groove (11).

5. The frame for a bag-type dust collector according to claim 4, wherein: be equipped with interior clamp ring (12) and outer clamp ring (13) in recess (11), interior clamp ring (12) set up the one side that is close to the axle center in recess (11), one side of axle center is kept away from in recess (11) in outer clamp ring (13) setting, the both sides of filter bag (2) laminate with interior clamp ring (12), outer clamp ring (13) and recess (11) respectively.

6. The frame for a bag-type dust collector according to claim 4, wherein: the lower surface of the pressing plate (10) is provided with a boss (14) matched with the groove (11).

7. The frame for a bag-type dust collector according to claim 2, wherein: the lower surface of the pressing plate (10) is connected with the upper surface of the connecting plate (4) arranged at the uppermost part through a bolt.

8. The frame for a bag-type dust collector according to claim 1, wherein: connecting plates (4) between every two annular supports (3) are all provided with four, four connecting plates (4) are respectively symmetrically arranged, and two ends are equally divided and are respectively connected with the two annular supports (3) through bolts.

9. The frame for a bag-type dust collector according to claim 1, wherein: and through holes (15) are formed in the connecting rod (6) and the cross beam (8).

10. The frame for a bag-type dust collector as set forth in claim 9, wherein: both ends of spring (7) all are equipped with couple (16), two couple (16) are equallyd divide and are respectively with two through-hole (15) are connected.