CN219050710U

CN219050710U - Bag filter capable of filtering for multiple times

Info

Publication number: CN219050710U
Application number: CN202223380072.2U
Authority: CN
Inventors: 徐伟华; 朱涛
Original assignee: Suding Jiangsu Environmental Protection Technology Co ltd
Current assignee: Suding Jiangsu Environmental Protection Technology Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-05-23
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses a bag filter capable of filtering for multiple times, which relates to the technical field of filtering, and comprises a box body, an air inlet pipe, a box body cover and two pairs of bolts, wherein the air inlet pipe is inserted into the box body cover, a cavity is formed in the box body, a supporting ring is fixedly arranged in the cavity, a supporting net frame is fixedly arranged in the supporting ring, a filter bag is arranged in the supporting net frame, an air outlet pipe is arranged on the lower wall surface of the box body, a third filtering mechanism is fixedly connected to the lower part of the air outlet pipe, the waste gas is filtered for the first time through a first round filter plate arranged on the supporting net frame, is filtered for the second time through the filter bag arranged on the supporting net frame, is filtered for the third time through the third filtering mechanism, and is collected through the air outlet, so that the purpose of multiple times of filtering is achieved, and the filtering precision is effectively improved.

Description

Bag filter capable of filtering for multiple times

Technical Field

The utility model relates to the technical field of filtration, in particular to a bag filter capable of filtering for multiple times.

Background

The bag filter is multipurpose filtering equipment with novel structure, small volume, simple and flexible operation, energy saving, high efficiency, closed operation and strong applicability.

The prior patent (publication number: CN 213492296U) discloses a bag filter capable of filtering for multiple times, which comprises a stabilizing plate, a supporting rod, an adjustable anti-sedimentation stirring frame structure, an adjustable filter bag fixing frame structure, a placing block, a filter bag, a partition plate, a dripper, a filter bucket, a filter pipe and a filter screen.

The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: most bag filters on the market directly filter through the filter bag, and the filter effect is low, and easily causes the filter bag to block up, adopts the mixer to stir the filter bag inside in the comparison document, prevents that impurity from adhering to, causes the sediment to block up the problem of filter bag, but still does not effectively solve the problem of filtration precision.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a bag filter capable of filtering for multiple times, so as to solve the problems that most of the bag filters in the market provided in the background art are directly filtered through filter bags, the filtering effect is low, the filter bags are easy to block, the filter bags are stirred by a stirrer in a comparison document, impurities are prevented from adhering, and sediment blocks the filter bags, but the problem of filtering precision is not solved effectively.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a but many times filterable pocket type filter, includes box and intake pipe and box lid and two pairs of bolts, the intake pipe cartridge in the box lid, the inside cavity that is equipped with of box, the inside fixed mounting of cavity has the holding ring, the holding ring internally mounted has the holding rack, install the filter bag in the holding rack, the outlet duct has been seted up to the box lower wall, outlet duct lower part fixedly connected with third filter mechanism.

Preferably, the third filtering mechanism comprises a third filter box body, a pair of second cavities are formed in the third filter box body, a pair of second filter plates are arranged in the second cavities, which are close to the air outlet pipe, a pair of first openings are formed in the second cavities, which are close to one sides of the air outlet pipe, on the side wall surfaces of the third filter box body, a first sealing door is arranged in the first openings, a pair of third filter plates are arranged in the second cavities, which are far away from the air outlet pipe, on the side wall surfaces of the second filter box body, a pair of second openings are formed in the second cavities, which are far away from one sides of the second cavities, on the side wall surfaces of the third filter box body, a second sealing door is arranged in the second openings, a pair of third openings are uniformly formed in the third filter box body, and the lower wall surfaces of the third filter box body are fixedly connected with the air outlet.

Preferably, the box cover is provided with two pairs of threaded holes, the two pairs of threaded holes penetrate through the upper wall surface of the box, the upper wall surface of the box cover is fixedly provided with two pairs of shaft seats, the upper wall surface of the box is provided with two pairs of thread grooves, one ends of the two pairs of bolts are screwed in the two pairs of shaft seats, and the other ends of the two pairs of bolts are arranged in the thread grooves.

Preferably, two pairs of support rods are fixedly connected to the periphery of the box body, and support bases are fixedly installed at the lower ends of the two pairs of support rods.

Preferably, a first round filter plate is arranged at the upper end of the supporting net frame.

Preferably, the rubber pad is fixedly arranged on the same side of the upper wall surface of the box body and the lower wall surface of the box body cover, the upper wall surface of the box body is hinged with the same side of the lower wall surface of the box body cover, and a handle is arranged on one side of the box body cover.

Advantageous effects

The utility model provides a bag filter capable of filtering for multiple times, wherein exhaust gas is discharged from an air outlet pipe to a first round filter plate for first filtering, then the exhaust gas flows into a filter bag, the exhaust gas after second filtering is discharged to a cavity in a box body through a supporting net frame, the exhaust gas after second filtering is collected through the air outlet pipe and flows to a third filtering mechanism, a third opening is formed in the third filtering box body, the exhaust gas is filtered through a second filter plate and flows to the third filter plate for filtering, third filtering is completed, finally the gas is discharged through an air outlet, third filtering is completed, and the purpose of filtering the exhaust gas for multiple times is achieved, so that the filtering precision is effectively improved relative to the multiple times of filtering of a comparison file.

The utility model provides a bag filter capable of filtering for multiple times, which comprises the steps of screwing bolts, holding a handle to open a box cover, taking out a first round filter plate, cleaning and maintaining, taking down a filter bag arranged on a supporting net frame, replacing the filter bag, opening a first sealing door and a second sealing door which are positioned in a first opening and a second opening formed in a third filter box, taking out the second filter plate and the third filter plate, and completing the purposes of conveniently replacing the filter screen and maintaining and cleaning the filter screen.

Drawings

FIG. 1 is a schematic view of the overall structure of a multi-filtration bag filter according to the present utility model.

Fig. 2 is a schematic top view of a multi-filtering bag filter according to the present utility model.

In the figure: 1. a case; 2. an air inlet pipe; 3. a case cover; 4. a bolt; 5. a third filter plate; 6. a rubber pad; 7. a third opening; 8. an air outlet pipe; 9. an air outlet; 10. a first circular filter plate; 11. a support grid; 12. a support ring; 13. a filter bag; 14. a support rod; 15. a support base; 16. a third filter box; 17. a first opening; 18. a first sealing door; 19. a second opening; 20. a second sealing door; 21. and a second filter plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a but many times filterable pocket type filter, including box 1 and intake pipe 2 and box lid 3 and two pairs of bolts 4, intake pipe 2 cartridge is in box lid 3, and the inside cavity that is equipped with of box 1, cavity inside fixed mounting have support ring 12, support ring internally fixed has support rack 11, installs filter bag 13 in the support rack 11, and outlet duct 8 has been seted up to box 1 lower wall, and outlet duct 8 lower part fixedly connected with third filter mechanism, through the fixed filter bag of support rack, convenient dismouting, the flexibility is higher.

Further, in this embodiment, third filter mechanism, including third filter box 16, third filter box 16 inside is equipped with a pair of cavity, go up cavity inside and be provided with second filter 21, go up cavity one side and be located third filter box 16 lateral wall face and seted up first opening 17, first opening 17 internally mounted has first sealing door 18, lower cavity inside is provided with third filter 5, lower cavity one side and be located third filter box 16 lateral wall face and seted up second opening 19, second opening 19 internally mounted has second sealing door 20, third opening 7 has evenly been seted up to a pair of cavity inside third filter box 16, third filter box 16 lower wall face fixedly connected with gas outlet 9, carry out last filtration to gas through the third filter mechanism that the below set up, reach the multiple filtration, promote the mesh of filtration precision.

Further, in this embodiment, two pairs of threaded holes are formed in the box cover 3, the two pairs of threaded holes penetrate through the upper wall surface of the box 1, two pairs of shaft seats are fixedly mounted on the upper wall surface of the box cover 3, two pairs of threaded grooves are formed in the upper wall surface of the box 1, one ends of two pairs of bolts 4 are screwed in the two pairs of shaft seats, the other ends of the two pairs of bolts 4 are arranged in the threaded grooves, and the box cover and the box are fixed by screwing the bolts.

Further, in this embodiment, two pairs of support rods 14 are fixedly connected around the case 1, and support bases 15 are fixedly mounted at the lower ends of the two pairs of support rods 14 for supporting and fixing the case, and the case is prevented from sliding through the support bases.

Further, in this embodiment, a first circular filter plate 10 is installed at the upper end of the support net frame 11 to perform the first preliminary filtration.

Further, in this embodiment, the same side of the upper wall surface of the box 1 and the lower wall surface of the box cover 3 is fixedly provided with a rubber pad 6, the same side of the upper wall surface of the box 1 and the lower wall surface of the box cover 3 are hinged, one side of the box cover 3 is provided with a handle, the box cover is convenient to open, and the box cover is prevented from colliding with the box due to the existence of the rubber pad.

The detailed connection means are known in the art, and the following mainly describes the working principle and process, and the specific work is as follows.

Examples: firstly, screwing bolts 4 uniformly arranged in screw grooves around a box cover 3, holding a handle to open the box cover 3, preventing a support net frame 11 from being fixedly arranged in a support ring 2 arranged in the box 1, then placing a filter bag 13 in the support net frame 11, then placing a first round filter plate 10 on the support net frame 11, holding the handle to downwards close the box cover 3, screwing the bolts 4 into the screw grooves, inserting an air inlet pipe 2 into the box cover, enabling waste gas to be filtered for the first time through the first round filter plate 10, then flowing into the filter bag 13, discharging the waste gas after the second time filtration into a cavity in the box 1 through the support net frame 11, collecting the waste gas after the second time filtration through an air outlet pipe 8, and enabling the waste gas to flow into a third filtering mechanism, the third filter box 16 is internally provided with a third opening 7, so that waste gas flows to the third filter plate 5 for filtering after being filtered by the second filter plate 21, third filtering is completed, finally, the gas is discharged through the air outlet 9, the bag type filter is required to be maintained in the later period, the filter bag is required to be replaced, the bolts 4 are required to be screwed, the box cover 3 is held by a handle to be opened, the first round filter plate 10 is taken out for cleaning and maintenance, the filter bag 13 arranged on the support net rack 11 is taken down for cleaning and maintenance, the filter bag replacement is performed, the first sealing door 18 positioned in the first opening 17 and the second opening 19 which are formed in the third filter box 16 is opened, the second sealing door 20 is used for taking out the second filter plate 21 and the third filter plate 5, and cleaning and maintenance are performed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Claims

1. The utility model provides a but many times filterable pocket type filter, includes box (1) and intake pipe (2) and box lid (3) and two pairs of bolts (4), its characterized in that, intake pipe (2) cartridge is in box lid (3), box (1) inside is equipped with the cavity, cavity inside fixed mounting has support ring (12), support ring internally mounted has support rack (11), install filter bag (13) in support rack (11), outlet duct (8) have been seted up to box (1) lower wall, outlet duct (8) lower part fixedly connected with third filter mechanism.

2. The bag filter capable of filtering multiple times according to claim 1, wherein the third filtering mechanism comprises a third filter box body (16), a pair of second cavities are arranged in the third filter box body (16), a second filter plate (21) is arranged in the second cavities, which are close to the air outlet pipe (8), of the pair of second cavities, one side, which is close to the air outlet pipe (8), of the second cavities is located on the side wall surface of the third filter box body (16), a first opening (17) is formed in the side wall surface of the third filter box body (16), a first sealing door (18) is mounted in the first opening (17), a third filter plate (5) is arranged in the second cavities, which is far away from the air outlet pipe (8), a second opening (19) is formed in the side, which is far away from the air outlet pipe (8), of the second cavities, one side, which is located on the side wall surface of the third filter box body (16), a second sealing door (20) is mounted in the second cavities, a third filter box body (16) is uniformly provided with a third air outlet (9), and the third filter box body (16) is uniformly connected with the lower opening (9).

3. The bag filter capable of filtering multiple times according to claim 1, wherein two pairs of threaded holes are formed in the box cover (3), the two pairs of threaded holes penetrate through the upper wall surface of the box body (1), two pairs of shaft seats are fixedly mounted on the upper wall surface of the box cover (3), two pairs of thread grooves are formed in the upper wall surface of the box body (1), one ends of two pairs of bolts (4) are connected in the two pairs of shaft seats in a screwed mode, and the other ends of the two pairs of bolts (4) are arranged in the thread grooves.

4. The multi-filtering bag filter according to claim 1, wherein two pairs of support rods (14) are fixedly connected to the periphery of the box body (1), and support bases (15) are fixedly installed at the lower ends of the two pairs of support rods (14).

5. A multiple filtration bag filter according to claim 1, wherein a first circular filter plate (10) is mounted on the upper end of the support grid (11).

6. The bag filter capable of filtering multiple times according to claim 1, wherein a rubber pad (6) is fixedly arranged on the same side of the upper wall surface of the box body (1) and the lower wall surface of the box body cover (3), the upper wall surface of the box body (1) is hinged with the same side of the lower wall surface of the box body cover (3), and a handle is arranged on one side of the box body cover (3).