CN111482014B - Prevent electrostatic precipitator filter bag - Google Patents
Prevent electrostatic precipitator filter bag Download PDFInfo
- Publication number
- CN111482014B CN111482014B CN202010189012.9A CN202010189012A CN111482014B CN 111482014 B CN111482014 B CN 111482014B CN 202010189012 A CN202010189012 A CN 202010189012A CN 111482014 B CN111482014 B CN 111482014B
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- filter bag
- plate
- cage
- circular plate
- fixing plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/06—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material with means keeping the working surfaces flat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/50—Means for discharging electrostatic potential
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses an anti-static dust collection filter bag, which comprises a filter bag body, a top fixing plate, a bottom fixing plate and a middle movable plate, wherein a plurality of stand columns are connected between the top fixing plate and the bottom fixing plate; the top fixing plate is provided with a plurality of mounting holes, and each mounting hole is internally provided with an outer cage; a plurality of support rods are fixedly connected to the middle movable plate, and an inner cage is fixed to each support rod; the filter bag body contains conductive fiber yarn. The filter bag disclosed by the invention can effectively prevent static electricity, and is high in dust removal efficiency, high in stability and good in dust removal effect.
Description
Technical Field
The invention relates to the field of filter bags, in particular to an anti-static dust removal filter bag.
Background
Along with the requirement of environmental protection is higher and higher, the gas is outwards discharged in the production process of current industrial enterprise, mostly need to pass through dust removal processing, and what current dust removal means was better utilizes dust removal filter bag to remove dust, and the throughput is big, and dust collection efficiency is high. In addition, in order to achieve the dust removal effect, a plurality of dust removal filter bags are usually used in an array form, but the traditional dust removal filter bag has high dust removal efficiency due to only one cylinder, and the static electricity on the filter bag can further reduce the dust removal efficiency. In addition, the filter bag needs to be cleaned after being used for a period of time, and the traditional filter bag also has the problem of insufficient cleaning effect during cleaning.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to overcome the defects of the prior art and provides an anti-static dust collection filter bag.
The technical scheme is as follows: an anti-static dust collection filter bag comprises a filter bag body, a top fixing plate, a bottom fixing plate and a middle movable plate, wherein a plurality of stand columns are connected between the top fixing plate and the bottom fixing plate, the middle movable plate is penetrated by the stand columns and can slide up and down along the stand columns, a motor and two lower bearings are fixed at the bottom fixing plate, two upper bearings are fixed at the top fixing plate, a lead screw is connected between the upper bearings and the lower bearings, a driven gear is fixed at the lead screw, a driving gear is fixed at a motor shaft of the motor and is meshed with the two driven gears, and the middle movable plate is provided with a threaded hole matched with the lead screw; the top fixing plate is provided with a plurality of mounting holes, each mounting hole is internally provided with an outer cage, each outer cage comprises a first upper circular plate, a first lower circular plate and a first circular plate, a plurality of first outer vertical rods are connected between the first upper circular plate and the first lower circular plate, and a plurality of first inner vertical rods are connected between the first circular plate and the first lower circular plate; the middle movable plate is fixedly connected with a plurality of support rods, each support rod is fixedly provided with an inner cage, each inner cage comprises a second upper circular plate, a second lower circular plate and a second circular plate, a spring is connected between the second upper circular plate and the second lower circular plate, and a plurality of second vertical rods are connected between the second lower circular plate and the second circular plate; the inner cage frame can be inserted into the outer cage frame and is matched with the outer cage frame to clamp the filter bag body; the filter bag body comprises an outer barrel, an inner barrel, a bottom circular part and a top circular part, the bottom circular part is connected with the bottom of the outer barrel and the bottom of the inner barrel, the top circular part is connected with the top of the inner barrel, and a clamped reinforcing ring is arranged at the top end of the outer barrel; the filter bag body contains conductive fiber yarn.
Furthermore, a plurality of mounting holes are formed in the top fixing plate and distributed in a rectangular array; the number of the outer cage frame is equal to that of the inner cage frame, and the outer cage frame and the inner cage frame correspond to each other one by one.
The number of the inner cage and the outer cage is increased, so that the dust removal efficiency is improved.
Furthermore, the number of the first outer vertical rods of each outer cage is 8, and the number of the first inner vertical rods is 6; the number of the second vertical rods of each inner cage is 6.
Thereby providing sufficient rigid support for the filter bag body.
Furthermore, the first upper circular plate is fixedly connected with the top fixing plate, and the top circular part of the filter bag body is fixedly connected with the second upper circular plate of the inner cage frame.
Further, the number of the stand columns is 4; the number of the mounting holes of the top fixing plate is more than 15.
Further, the driving motor can drive the dust removal filter bag to be in a dust removal state or a maintenance state, in the dust removal state, the inner cage is inserted into the outer cage, the top circular part of the filter bag body is clamped between the first circular plate of the outer cage and the second upper circular plate of the inner cage, and the spring is in a compressed state; in the maintenance state, the inner cage is positioned below the outer cage, and the inner cylinder of the filter bag body is positioned below the outer cylinder.
Thereby when removing dust, the filter bag body can be able to bear the strong wind, provides dust collection efficiency. When the dust is cleaned, the filter bag is in a stretched elastic state, so that the dust cleaning efficiency is improved.
Furthermore, the top end of the supporting rod is fixedly connected with the second lower circular plate of the inner cage frame.
Has the beneficial effects that: the dust removal filter bag can be provided with a large number of cage frames, and a single cage frame is provided with the inner cage frame and the outer cage frame, so that the dust removal area is large, the dust removal effect is good, and the inner cage frame can be moved to the outside of the outer cage frame, so that the filter bag is convenient to inspect and maintain, and dust removal is also convenient.
Drawings
FIG. 1 is a schematic view of a first perspective of a dust filter bag;
FIG. 2 is a schematic view of a second perspective of the dust bag;
FIG. 3 is a schematic view of the inner cage and the outer cage of the dust removing filter bag being separated;
FIG. 4 is a schematic view of the inner cage of the dedusting filter bag inserted into the outer cage;
FIG. 5 is a schematic cross-sectional view of an inner cage of a dust filter bag inserted into an outer cage;
FIG. 6 is a schematic sectional view of the inner cage and the outer cage of the dust removing filter bag taken apart.
Detailed Description
Reference numerals: 1, fixing a top plate; 2 a middle movable plate; 2.1 supporting rods; 3.1 bottom fixing plate; 3.2 driving the motor; 3.3 driving gear; 3.4, a screw rod; 3.5 a driven gear; 4, outer cage frame; 4.1 a first upper annular plate; 4.2 a first circular plate; 4.3 first lower annular plate; 4.4 a first external vertical rod; 4.5 a first inner vertical bar; 5, an inner cage frame; 5.1 supporting rods; 5.2 a second annular plate; 5.3 a second lower circular plate; 5.4 a second vertical bar; 5.5 a spring; 5.6 second upper circular plate; 6, vertical columns; 10, filtering bags; 10.1 an outer barrel portion; 10.2 an inner tubular portion; 10.3 bottom circular part; 10.4 top circular portion; 10.5 clamping the reinforcement ring.
The following is described in detail with reference to FIGS. 1-6: an anti-static dust collection filter bag comprises a filter bag body 10, a top fixing plate 1, a bottom fixing plate 3.1 and a middle movable plate 2, wherein a plurality of stand columns 6 are connected between the top fixing plate 1 and the bottom fixing plate 3.1, the middle movable plate 2 is penetrated by the stand columns 6 and can slide up and down along the stand columns 6, a motor 3.2 and two lower bearings are fixed at the position of the bottom fixing plate 3.1, two upper bearings are fixed at the position of the top fixing plate 1, a lead screw 3.4 is connected between the upper bearings and the lower bearings, a driven gear 3.5 is fixed at the position of the lead screw, a driving gear is fixed at the position of a motor shaft of the motor 3.2, the driving gear 3.3 is meshed with the two driven gears 3.5, and the middle movable plate 2 is provided with a threaded hole matched with the lead screw; the top fixing plate 1 is provided with a plurality of mounting holes, each mounting hole is internally provided with an outer cage 4, each outer cage 4 comprises a first upper circular plate 4.1, a first lower circular plate 4.3 and a first circular plate 4.2, a plurality of first outer vertical rods 4.4 are connected between the first upper circular plate 4.1 and the first lower circular plate 4.3, and a plurality of first inner vertical rods 4.4 are connected between the first circular plate 4.2 and the first lower circular plate 4.3; the middle movable plate 2 is fixedly connected with a plurality of support rods 2.1, each support rod 2.1 is fixedly provided with an inner cage 5, each inner cage comprises a second upper circular plate 5.6, a second lower circular plate 5.3 and a second circular plate 5.2, a spring 5.5 is connected between the second upper circular plate 5.6 and the second lower circular plate 5.3, and a plurality of second vertical rods 5.4 are connected between the second lower circular plate 5.3 and the second circular plate 5.2; the inner cage frame 5 can be inserted into the outer cage frame 4 and is matched with the outer cage frame 4 to clamp the filter bag body 10; the filter bag body 10 comprises an outer cylinder 10.1, an inner cylinder 10.2, a bottom circular part 10.3 and a top circular part 10.4, wherein the bottom circular part 10.3 is connected with the bottom of the outer cylinder 10.1 and the bottom of the inner cylinder 10.2, the top circular part 10.4 is connected with the top of the inner cylinder 10.2, and the top end of the outer cylinder 10.1 is provided with a clamped reinforcing ring 10.5; the filter bag body 10 contains conductive fiber yarn.
The top fixing plate 1 is provided with a plurality of mounting holes which are distributed in a rectangular array; the number of the outer cage 4 and the number of the inner cage 5 are equal and are in one-to-one correspondence. The number of the first outer vertical rods 4.4 of each outer cage 4 is 8, and the number of the first inner vertical rods 4.5 is 6; the number of the second vertical bars 5.4 per inner cage 5 is 6. The first upper circular ring plate 4.1 is fixedly connected with the top fixing plate 1, and the top circular part of the filter bag body 10 is fixedly connected with the second upper circular plate 5.6 of the inner cage 5. The number of the upright posts 5.4 is 4; the number of the mounting holes of the top fixing plate 1 is more than 15. The drive motor 3.2 can drive the dust filter bag to be in a dust removal state or a maintenance state, in the dust removal state, the inner cage 5 is inserted into the outer cage 4, the top circular part of the filter bag body 10 is clamped between the first circular plate 4.2 of the outer cage 4 and the second upper circular plate 5.6 of the inner cage 5, and the spring 5.5 is in a compressed state; in the maintenance state, the inner cage 5 is positioned below the outer cage 4, and the inner cylinder 10.2 of the filter bag body 10 is positioned below the outer cylinder 10.1.
As shown in the drawing, the dust removal filter bag of the application can enable the middle movable plate to move up and down under the driving of the driving motor, so that the inner cage frames are driven to move up and down. When the inner cage frame extends into the outer cage frame, the filter bag body is in an inner cylinder shape and an outer cylinder shape, so that the filter area is large, the filter effect is good, and the dust removal efficiency is high. And at this moment, the first ring plate of the outer cage of second ring plate butt of interior cage to form the support to the bottom of outer cage, compression spring is in compression state, thereby the intensity of cage is bigger on the whole, when facing stronger wind, has sufficient steadiness. When ash is cleaned, as shown in fig. 6, the middle movable plate moves downwards, the inner cylinder part of the filter bag body is pulled downwards and tensioned as much as possible, so that effective ash cleaning can be realized during back-blowing ash cleaning, and under the action of back-blowing airflow, due to the existence of the spring, certain vibration can be generated, and the ash cleaning effect is improved.
While the invention has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the following claims.
Claims (1)
1. An anti-static dust collection filter bag is characterized by comprising a filter bag body, a top fixing plate, a bottom fixing plate and a middle movable plate, wherein a plurality of stand columns are connected between the top fixing plate and the bottom fixing plate, the middle movable plate is penetrated by the stand columns and can slide up and down along the stand columns, a motor and two lower bearings are fixed at the bottom fixing plate, two upper bearings are fixed at the top fixing plate, a screw rod is connected between the upper bearings and the lower bearings, a driven gear is fixed at the screw rod, a driving gear is fixed at a motor shaft of the motor and meshed with the two driven gears, and the middle movable plate is provided with a threaded hole matched with the screw rod; the top fixing plate is provided with a plurality of mounting holes, each mounting hole is internally provided with an outer cage, each outer cage comprises a first upper circular plate, a first lower circular plate and a first circular plate, a plurality of first outer vertical rods are connected between the first upper circular plate and the first lower circular plate, and a plurality of first inner vertical rods are connected between the first circular plate and the first lower circular plate; the middle movable plate is fixedly connected with a plurality of support rods, each support rod is fixedly provided with an inner cage, each inner cage comprises a second upper circular plate, a second lower circular plate and a second circular plate, a spring is connected between the second upper circular plate and the second lower circular plate, and a plurality of second vertical rods are connected between the second lower circular plate and the second circular plate; the inner cage frame can be inserted into the outer cage frame and is matched with the outer cage frame to clamp the filter bag body; the filter bag body comprises an outer barrel, an inner barrel, a bottom circular part and a top circular part, the bottom circular part is connected with the bottom of the outer barrel and the bottom of the inner barrel, the top circular part is connected with the top of the inner barrel, and a clamped reinforcing ring is arranged at the top end of the outer barrel; the filter bag body contains conductive fiber yarns; the top fixing plate is provided with a plurality of mounting holes which are distributed in a rectangular array; the number of the outer cage frames is equal to that of the inner cage frames, and the outer cage frames correspond to the inner cage frames one by one; the motor can be driven to enable the dust removal filter bag to be in a dust removal state or a maintenance state, in the dust removal state, the inner cage is inserted into the outer cage, the top circular portion of the filter bag body is clamped between the first circular plate of the outer cage and the second upper circular plate of the inner cage, and the spring is in a compressed state; in the maintenance state, the inner cage is positioned below the outer cage, and the inner cylinder of the filter bag body is positioned below the outer cylinder; the number of the first outer vertical rods of each outer cage is 8, and the number of the first inner vertical rods is 6; the number of the second vertical rods of each inner cage is 6; the first upper circular plate is fixedly connected with the top fixing plate, and the top circular part of the filter bag body is fixedly connected with the second upper circular plate of the inner cage frame; the number of the upright posts is 4; the number of the mounting holes of the top fixing plate is more than or equal to 15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010189012.9A CN111482014B (en) | 2020-03-18 | 2020-03-18 | Prevent electrostatic precipitator filter bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010189012.9A CN111482014B (en) | 2020-03-18 | 2020-03-18 | Prevent electrostatic precipitator filter bag |
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| Publication Number | Publication Date |
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| CN111482014A CN111482014A (en) | 2020-08-04 |
| CN111482014B true CN111482014B (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010189012.9A Active CN111482014B (en) | 2020-03-18 | 2020-03-18 | Prevent electrostatic precipitator filter bag |
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| Country | Link |
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| CN (1) | CN111482014B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE544959C2 (en) * | 2021-06-17 | 2023-02-07 | Sila Ab | Filter assembly comprising a bag for filtration of particles in gas flow |
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| US6309552B1 (en) * | 1998-05-05 | 2001-10-30 | Russell B. Hobson, Jr. | Slack filter tube having an internal resilient support extending there through |
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| CN101564625A (en) * | 2008-04-21 | 2009-10-28 | 杨东明 | Double-cone type filter bag |
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2020
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|---|---|---|---|---|
| US6309552B1 (en) * | 1998-05-05 | 2001-10-30 | Russell B. Hobson, Jr. | Slack filter tube having an internal resilient support extending there through |
| CN101716445A (en) * | 2010-01-25 | 2010-06-02 | 上海信孚环保技术工程有限公司 | Impulse bag filter |
| CN103285673A (en) * | 2012-02-27 | 2013-09-11 | 通用电气公司 | Variable length bag cage |
| CN105214389A (en) * | 2015-09-29 | 2016-01-06 | 广西梧州日成林产化工股份有限公司 | Rosin filter |
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| CN111482014A (en) | 2020-08-04 |
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