CN104056492A - Conductive anti-falling filtering bag and preparation method thereof - Google Patents
Conductive anti-falling filtering bag and preparation method thereof Download PDFInfo
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- CN104056492A CN104056492A CN201410292968.6A CN201410292968A CN104056492A CN 104056492 A CN104056492 A CN 104056492A CN 201410292968 A CN201410292968 A CN 201410292968A CN 104056492 A CN104056492 A CN 104056492A
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- bag
- filter bag
- slip
- preparation
- base cloth
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- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 238000001914 filtration Methods 0.000 title abstract description 10
- 239000000835 fiber Substances 0.000 claims abstract description 43
- 239000004744 fabric Substances 0.000 claims abstract description 22
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 19
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 19
- 230000005611 electricity Effects 0.000 claims abstract description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 15
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 9
- 229920002972 Acrylic fiber Polymers 0.000 claims abstract description 8
- 239000004642 Polyimide Substances 0.000 claims abstract description 8
- 239000004734 Polyphenylene sulfide Substances 0.000 claims abstract description 8
- 229920000728 polyester Polymers 0.000 claims abstract description 8
- 229920001721 polyimide Polymers 0.000 claims abstract description 8
- 229920000069 polyphenylene sulfide Polymers 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 12
- 238000001467 acupuncture Methods 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000002759 woven fabric Substances 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 8
- 230000003068 static effect Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract 3
- 229910052751 metal Inorganic materials 0.000 abstract 3
- 230000002265 prevention Effects 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
- 239000002585 base Substances 0.000 description 13
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 239000002253 acid Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Filtering Materials (AREA)
Abstract
The invention discloses a conductive anti-falling filtering bag which comprises a bag body, wherein the bag body adopts a three-layer complex filtering material structure and comprises a dust meeting layer, a base cloth layer and a bottom layer in sequence from outside to inside, wherein the dust meeting layer and the bottom layer are of meshed structures formed by irregularly winding one or multiple fibers of polyester fibers, acrylic fibers, polyimide fibers, polyphenylene sulfide fibers and polytetrafluoroethylene fibers; the base cloth layer is of a warp-weft intercrossed meshed structure; the filtering bag further comprises a metal conductive sheet; a vertical seam overlapping edge is arranged on the side surface of the bag body; the metal conductive sheet is vertically arranged at the seam overlapping edge of the bag body and is fixedly seamed together with the bag body through a PTFE (polytetrafluoroethylene) seam line; a thin copper wire connected to a bag cage is arranged on the top of the metal conductive sheet. The invention also discloses a preparation method for the filtering bag. The conductive anti-falling filtering bag has the advantages of high overall intensity, long service life and high conductivity and has static electricity prevention performance; the preparation method for the filtering bag is simple; the raw materials are readily available; the preparation cost is low; the preparation method is suitable for large-range popularization and application.
Description
Technical field
The present invention relates to a kind of filter bag, in particular a kind of conduction slip-off preventing filter bag and preparation method thereof.
Background technology
General industrial dust, after concentration acquires a certain degree and is explosion limit, as factors such as electrostatic discharge spark or extraneous igniting, very easily causes exploding and fire.Dedusting filtering bag is mainly used in removing airborne dust, after dedusting filtering bag is used, dust can be assembled in surface at dedusting filtering bag, these dust are because phase mutual friction meeting produces static, and traditional filter bag does not possess electrostatic-proof function, the static on filter bag surface can not get eliminating not in time, easily blasts, and impact safety in production., because working condition flue gas changes, the filter bag fiber cracking that causes filter bag to use later stage filter bag causing due to oxidation, acid and alkali corrosion etc., come off meanwhile, block ash bucket, can cause fan blade to wear and tear, bring about great losses.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of conduction slip-off preventing filter bag and preparation method thereof is provided, this filter bag bulk strength is high, long service life, conduct electricity very well, have antistatic property.
The present invention is achieved by the following technical solutions:
A kind of conduction slip-off preventing filter bag, described filter bag comprises bag, described bag is three layers of complex filter structure, described three layers of complex filter structure ecto-entad comprise successively meets knoisphere, base cloth layer and bottom, describedly meet the network structure that knoisphere and bottom all form for the unordered entanglement of one or more fibers in polyester fiber, acrylic fiber, polyimide fiber, polyphenylene sulfide fibre, polytetrafluoroethylene fibre, described base cloth layer is longitude and latitude cross network structure, described in meet knoisphere, base cloth layer and bottom and by acupuncture, mutually link to add and be solidified as a whole; Described filter bag also comprises metallic conduction sheet, the side of described bag is provided with vertical sealing scrap (bridge), the sealing scrap (bridge) place that is arranged at described bag that described metallic conduction sheet is vertical and fixing by PTFE suture and bag stitching, described metallic conduction sheet top be provided with thin copper wire, described metallic conduction sheet is connected on bag cage by described thin copper wire.
As the preferred embodiment of above-mentioned conduction slip-off preventing filter bag, described metallic conduction sheet is copper sheet.
As the preferred embodiment of above-mentioned conduction slip-off preventing filter bag, the total grammes per square metre of described base cloth layer is 140 grams/m, and its warp-wise density is 125/10 centimetres, and latitudinal density is 98/10 centimetres.
As the preferred embodiment of above-mentioned conduction slip-off preventing filter bag, described in meet knoisphere and bottom total grammes per square metre be 245 grams/m.
As the preferred embodiment of above-mentioned conduction slip-off preventing filter bag, the thickness of described metallic conduction sheet is 0.6-1.2mm, and width is 8-10mm.
The present invention also provides above-mentioned a kind of preparation method of conducting electricity slip-off preventing filter bag, comprises the steps:
(1) by woven fabric, through broadwise, interweaved, the base cloth layer of the longitude and latitude cross network structure of formation rule;
(2) one or more fibers in polyester fiber, acrylic fiber, polyimide fiber, polyphenylene sulfide fibre, polytetrafluoroethylene fibre form the network structure of unordered entanglement through shredding, mixing, combing, make and meet knoisphere and bottom;
(3) by make meet knoisphere and bottom is layered on respectively outside and the inner side of base cloth layer, and by acupuncture, mutually link to add and be solidified as a whole, make three layers of complex filter structure;
(4) three layers of complex filter structure that make are sewn into the bag of filter bag, the sealing scrap (bridge) of bag is positioned at the side of bag and is vertical direction, the metallic conduction sheet that the sealing scrap (bridge) of selection and bag matches is also sewed up and is fixed by PTFE suture and bag, and at the top of metallic conduction sheet, be provided with the thin copper wire for being connected with bag cage, obtain described conduction slip-off preventing filter bag.
As above-mentioned a kind of preparation method's of conducting electricity slip-off preventing filter bag preferred embodiment, in described step (1), the total grammes per square metre of described base cloth layer is 140 grams/m, and its warp-wise density is 125/10 centimetres, and latitudinal density is 98/10 centimetres.
As above-mentioned a kind of preparation method's of conducting electricity slip-off preventing filter bag preferred embodiment, in described step (2), described in meet knoisphere and bottom total grammes per square metre be 245 grams/m.
As above-mentioned a kind of preparation method's of conducting electricity slip-off preventing filter bag preferred embodiment, in described step (4), described metallic conduction sheet is copper sheet.
As above-mentioned a kind of preparation method's of conducting electricity slip-off preventing filter bag preferred embodiment, in described step (4), the thickness of described metallic conduction sheet is 0.6-1.2mm, and width is 8-10mm.
The present invention has the following advantages compared to existing technology:
Conduction slip-off preventing filter bag provided by the invention is sewed up and is fixed with metallic conduction sheet by PTFE suture on bag, adopts PTFE suture firm, difficult drop-off; And this metallic conduction sheet is connected with a bag cage, form conductive channel, conduct electricity very well, can eliminate rapidly in use because of the fricative static of dust, there is lasting antistatic characteristic, thus the generation of minimizing fire or explosion accident.Secondly, it meets the network structure that knoisphere and bottom all form for the unordered entanglement of one or more fibers in polyester fiber, acrylic fiber, polyimide fiber, polyphenylene sulfide fibre, polytetrafluoroethylene fibre, effectively improve the bulk strength of filter bag, high temperature resistant, corrosion-resistant, prevent in the filter bag fiber cracking of using later stage filter bag to cause due to oxidation, acid and alkali corrosion etc., come off, extended the service life of filter bag.Meanwhile, this filter bag preparation method is simple, the facility of drawing materials, and preparation cost is low, is suitable for applying on a large scale.
Accompanying drawing explanation
Fig. 1 is the structural representation of conduction slip-off preventing filter bag of the present invention.
Fig. 2 is three layers of complex filter structure cross-sectional schematic of the present invention.
The specific embodiment
Below embodiments of the invention are elaborated, the present embodiment is implemented take technical solution of the present invention under prerequisite, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Referring to Fig. 1, Fig. 2, a kind of conduction slip-off preventing filter bag that the present embodiment provides, filter bag comprises bag 1, bag 1 is three layers of complex filter structure, three layers of complex filter structure ecto-entad comprise successively meets knoisphere 11, base cloth layer 12 and bottom 13, meet the network structure that knoisphere 11 and bottom 13 all form for the unordered entanglement of one or more fibers in polyester fiber, acrylic fiber, polyimide fiber, polyphenylene sulfide fibre, polytetrafluoroethylene fibre, total grammes per square metre of meeting knoisphere 11 and bottom 13 is 245 grams/m.Base cloth layer 12 is longitude and latitude cross network structure, and the total grammes per square metre of base cloth layer 12 is 140 grams/m, and its warp-wise density is 125/10 centimetres, and latitudinal density is 98/10 centimetres.Meeting knoisphere 11, base cloth layer 12 and bottom 13 mutually links to add by acupuncture and is solidified as a whole; Filter bag also comprises metallic conduction sheet 2, and metallic conduction sheet 2 is preferably copper sheet, and the thickness of metallic conduction sheet 2 is 0.6-1.2mm, and width is 8-10mm.The side of bag 1 is provided with vertical sealing scrap (bridge), and the sealing scrap (bridge) place that is arranged at bag 1 that metallic conduction sheet 2 is vertical and fixing with bag 1 stitching by PTFE suture 3, adopts PTFE suture 3 to sew up firmly, difficult drop-off.Metallic conduction sheet 2 top be provided with thin copper wire, metallic conduction sheet 2 is connected on bag cage by thin copper wire, form conductive channel, conduct electricity very well, can eliminate rapidly in use because of the fricative static of dust, there is lasting antistatic characteristic, thereby reduce the generation of fire or explosion accident.
The present embodiment also provides above-mentioned a kind of preparation method of conducting electricity slip-off preventing filter bag, comprises the steps:
(1) by woven fabric, through broadwise, interweaved, the base cloth layer 12 of the longitude and latitude cross network structure of formation rule;
(2) one or more fibers in polyester fiber, acrylic fiber, polyimide fiber, polyphenylene sulfide fibre, polytetrafluoroethylene fibre form the network structure of unordered entanglement through shredding, mixing, combing, make and meet knoisphere 11 and bottom 13;
(3) by make meet knoisphere 11 and bottom 13 is layered on respectively outside and the inner side of base cloth layer 12, and by acupuncture, mutually link to add and be solidified as a whole, make three layers of complex filter structure;
(4) three layers of complex filter structure that make are sewn into the bag 1 of filter bag, the sealing scrap (bridge) of bag 1 is positioned at the side of bag 1 and is vertical direction, the metallic conduction sheet 2 that the sealing scrap (bridge) of selection and bag 1 matches is also fixed by PTFE suture 3 and bag 1 stitching, and at the top of metallic conduction sheet 2, be provided with the thin copper wire for being connected with bag cage, obtain conducting electricity slip-off preventing filter bag.
Conduction slip-off preventing filter bag provided by the invention, conducts electricity very well, has antistatic property, high temperature resistant, corrosion-resistant, prevents in the filter bag fiber cracking of using later stage filter bag to cause due to oxidation, acid and alkali corrosion etc., comes off, and bulk strength is high, long life in service life.Meanwhile, this filter bag preparation method is simple, the facility of drawing materials, and preparation cost is low, is suitable for applying on a large scale.
These are only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a conduction slip-off preventing filter bag, it is characterized in that, described filter bag comprises bag, described bag is three layers of complex filter structure, described three layers of complex filter structure ecto-entad comprise successively meets knoisphere, base cloth layer and bottom, described knoisphere and the bottom of meeting is all for by polyester fiber, acrylic fiber, polyimide fiber, polyphenylene sulfide fibre, the network structure that the unordered entanglement of one or more fibers in polytetrafluoroethylene fibre forms, described base cloth layer is longitude and latitude cross network structure, the described knoisphere of meeting, base cloth layer and bottom mutually link to add by acupuncture and are solidified as a whole, described filter bag also comprises metallic conduction sheet, the side of described bag is provided with vertical sealing scrap (bridge), the sealing scrap (bridge) place that is arranged at described bag that described metallic conduction sheet is vertical and fixing by PTFE suture and bag stitching, described metallic conduction sheet top be provided with thin copper wire, described metallic conduction sheet is connected on bag cage by described thin copper wire.
2. a kind of conduction slip-off preventing filter bag as claimed in claim 1, is characterized in that, described metallic conduction sheet is copper sheet.
3. a kind of conduction slip-off preventing filter bag as claimed in claim 1, is characterized in that, the total grammes per square metre of described base cloth layer is 140 grams/m, and its warp-wise density is 125/10 centimetres, and latitudinal density is 98/10 centimetres.
4. a kind of conduction slip-off preventing filter bag as claimed in claim 1, is characterized in that, described in meet knoisphere and bottom total grammes per square metre be 245 grams/m.
5. a kind of conduction slip-off preventing filter bag as claimed in claim 1, is characterized in that, the thickness of described metallic conduction sheet is 0.6-1.2mm, and width is 8-10mm.
6. a kind of as described in as arbitrary in claim 1 to 5 conducted electricity the preparation method of slip-off preventing filter bag, it is characterized in that, comprises the steps:
(1) by woven fabric, through broadwise, interweaved, the base cloth layer of the longitude and latitude cross network structure of formation rule;
(2) one or more fibers in polyester fiber, acrylic fiber, polyimide fiber, polyphenylene sulfide fibre, polytetrafluoroethylene fibre form the network structure of unordered entanglement through shredding, mixing, combing, make and meet knoisphere and bottom;
(3) by make meet knoisphere and bottom is layered on respectively outside and the inner side of base cloth layer, and by acupuncture, mutually link to add and be solidified as a whole, make three layers of complex filter structure;
(4) three layers of complex filter structure that make are sewn into the bag of filter bag, the sealing scrap (bridge) of bag is positioned at the side of bag and is vertical direction, the metallic conduction sheet that the sealing scrap (bridge) of selection and bag matches is also sewed up and is fixed by PTFE suture and bag, and at the top of metallic conduction sheet, be provided with the thin copper wire for being connected with bag cage, obtain described conduction slip-off preventing filter bag.
7. a kind of preparation method of conducting electricity slip-off preventing filter bag as claimed in claim 6, is characterized in that, in described step (1), the total grammes per square metre of described base cloth layer is 140 grams/m, and its warp-wise density is 125/10 centimetres, and latitudinal density is 98/10 centimetres.
8. a kind of preparation method of conducting electricity slip-off preventing filter bag as claimed in claim 6, is characterized in that, in described step (2), described in meet knoisphere and bottom total grammes per square metre be 245 grams/m.
9. a kind of preparation method of conducting electricity slip-off preventing filter bag as claimed in claim 6, is characterized in that, in described step (4), described metallic conduction sheet is copper sheet.
10. a kind of preparation method of conducting electricity slip-off preventing filter bag as claimed in claim 6, is characterized in that, in described step (4), the thickness of described metallic conduction sheet is 0.6-1.2mm, and width is 8-10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410292968.6A CN104056492A (en) | 2014-06-25 | 2014-06-25 | Conductive anti-falling filtering bag and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410292968.6A CN104056492A (en) | 2014-06-25 | 2014-06-25 | Conductive anti-falling filtering bag and preparation method thereof |
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| CN104056492A true CN104056492A (en) | 2014-09-24 |
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| CN201410292968.6A Pending CN104056492A (en) | 2014-06-25 | 2014-06-25 | Conductive anti-falling filtering bag and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105169812A (en) * | 2015-08-25 | 2015-12-23 | 安徽省元琛环保科技有限公司 | Preparation method for antistatic polyphenylene sulfide composite filter material |
| CN108568161A (en) * | 2018-06-26 | 2018-09-25 | 江苏蓝天环保集团股份有限公司 | A kind of antistatic filter bag and its process units |
| CN109173459A (en) * | 2018-09-04 | 2019-01-11 | 江苏明晶布业股份有限公司 | A kind of dedicated heat resistance filter bag of steel mill's coal gas blast furnace |
| CN110064247A (en) * | 2019-05-16 | 2019-07-30 | 苏州海蓝环保科技有限公司 | A kind of dedicated filtrate of sintering machine tail desulfurization and dedusting and production technology |
| US20220298585A1 (en) * | 2015-06-01 | 2022-09-22 | Charles River Laboratories International, Inc. | Detection of infectious agents from environmental air dust |
-
2014
- 2014-06-25 CN CN201410292968.6A patent/CN104056492A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220298585A1 (en) * | 2015-06-01 | 2022-09-22 | Charles River Laboratories International, Inc. | Detection of infectious agents from environmental air dust |
| US12241130B2 (en) | 2015-06-01 | 2025-03-04 | Charles River Laboratories International, Inc. | Detection of infectious agents from environmental air dust |
| CN105169812A (en) * | 2015-08-25 | 2015-12-23 | 安徽省元琛环保科技有限公司 | Preparation method for antistatic polyphenylene sulfide composite filter material |
| CN108568161A (en) * | 2018-06-26 | 2018-09-25 | 江苏蓝天环保集团股份有限公司 | A kind of antistatic filter bag and its process units |
| CN109173459A (en) * | 2018-09-04 | 2019-01-11 | 江苏明晶布业股份有限公司 | A kind of dedicated heat resistance filter bag of steel mill's coal gas blast furnace |
| CN110064247A (en) * | 2019-05-16 | 2019-07-30 | 苏州海蓝环保科技有限公司 | A kind of dedicated filtrate of sintering machine tail desulfurization and dedusting and production technology |
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| C06 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information |
Address after: 230001, three Yuan Industrial Park, Hefei New District, Anhui Applicant after: ANHUI YUANCHEN ENVIRONMENT PROTECTION TECHNOLOGY CO., LTD. Address before: 230001, three Yuan Industrial Park, Hefei New District, Anhui Applicant before: Anhui YuanChen Environmental Protention Science and Technology Co., Ltd. |
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| COR | Change of bibliographic data | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140924 |