CN104028046A - Carbon fiber electrostatic actuation type dust-removing filter bag and preparation method thereof - Google Patents
Carbon fiber electrostatic actuation type dust-removing filter bag and preparation method thereof Download PDFInfo
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- CN104028046A CN104028046A CN201410284857.0A CN201410284857A CN104028046A CN 104028046 A CN104028046 A CN 104028046A CN 201410284857 A CN201410284857 A CN 201410284857A CN 104028046 A CN104028046 A CN 104028046A
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Abstract
The invention discloses a carbon fiber electrostatic actuation type dust-removing filter bag and a preparation method thereof. The carbon fiber electrostatic actuation type dust-removing filter bag comprises a bag head, a bag body and a bag bottom, wherein both the bag body and the bag bottom are made of a carbon fiber electrostatic actuation type filtering material obtained by mixing carbon fibers and aramid fibers, the bag head is made of a purely-aramid fiber filtering material; the carbon fiber electrostatic actuation type filtering material comprises a conductive base fabric, a windward nonwoven fabric layer and a leeward nonwoven layer; the conductive base fabric is woven by stainless steel fiber yarns and aramid yarns, the windward nonwoven fabric layer and the leeward nonwoven layer cover the upper surface and the lower surface of the conductive base fabric, respectively, the windward nonwoven fabric layer is made by mixing and needling carbon fibers and aramid fibers; a copper air hole which is grounded and forms a conductive channel is formed in the bag bottom. The carbon fiber electrostatic actuation type dust-removing filter bag has the advantages of high temperature resistance, corrosion resistance, good conductivity, low surface resistance, and large volume resistance, ensures that a dust remover is not electrified and is insulated so as to maintain the production safety, and is capable of enabling corona discharge charges reaching the surface of the filtering material to be immediately eliminated and preventing high-temperature breakdown under the condition of electric sparks.
Description
Technical field
The present invention relates to a kind of filter bag and preparation method thereof, specifically a kind of carbon fiber static excites dedusting filtering bag and preparation method thereof.
Background technology
Industrial smoke dust has become the primary pollution source of polluting China's air quality, researchs and solves the significant problem that dust pollution question has become the quality that purifies air, improved human settlement's condition.The deduster type being widely used is at present mainly electric cleaner and sack cleaner.Because electric-bag complex type dust remover combines the advantage of electric cleaner and sack cleaner, avoid again both shortcomings simultaneously, greatly improve the performance of traditional deduster.Up-to-date static excites dedusting filtering bag mainly electric precipitation to be connected as two unit with bag dust collector, and floor space is little.But stainless (steel) wire coated filter material due to stainless (steel) wire and filter material surface adhesion a little less than, easily come off, thereby can not use for a long time.
Effectively merge with bag dedusting method in order to realize electric precipitation mode, carbon fiber static of the present invention excites bag-type dusting filtrate, existing filter bag in a dust collector box body, the double filter bag electric precipitation dust collecting pole plate that does, carbon fiber has good electric conductivity simultaneously, sheet resistance is low, volume resistance is large simultaneously, ensures that deduster is not charged, insulation, safeguard production safety, can eliminate in time arriving filter material surface corona discharge electric charge, prevented that the high temperature in electric spark situation from puncturing.
Summary of the invention
The problems such as the floor space that existing electrostatic fabric filter exists is large in order to overcome, filtrate poor electric conductivity, resistance height, the object of the present invention is to provide a kind of carbon fiber static to excite dedusting filtering bag and preparation method thereof, this filter bag is high temperature resistant, corrosion-resistant, conduct electricity very well, conductive material is evenly distributed, and there is lasting electric conductivity, sheet resistance is low, volume resistance is large, ensure that deduster is not charged, insulation, safeguard production safety, can eliminate in time arriving filter material surface corona discharge electric charge, prevent that the high temperature in electric spark situation from puncturing.
To achieve these goals, the present invention is achieved through the following technical solutions:
A kind of carbon fiber static excites dedusting filtering bag, comprises bag head, bag and the bag end, it is characterized in that: the carbon fiber static that bag and the bag end are mixed to get by carbon fiber and aramid fiber excites filtrate to make, and bag head is made up of pure aramid fiber filtering material; Carbon fiber static excites filtrate to comprise conduction base cloth, windward side nonwoven layers and lee face nonwoven layers; Conduction base cloth is by stainless steel fibre yarn and aramid yarn is woven forms, windward side nonwoven layers and lee face nonwoven layers cover respectively the upper and lower surface of conduction base cloth, windward side nonwoven layers is made up of carbon fiber and the mixed acupuncture of aramid fiber, wherein, the part by weight of carbon fiber is: 10%～30%, and lee face nonwoven layers is made up of pure aramid fiber acupuncture; Be provided with ground connection at the bottom of bag and form the copper core of conductive channel.
In the present invention, described stainless steel fibre yarn is 30-40Nm/3, conduction base cloth through close be 110～130/10cm, filling density is 50～80/10cm; The every 5-15mm of warp-wise contains a stainless steel fibre yarn, and the every 5-15mm of broadwise contains a stainless steel fibre yarn.
Carbon fiber static excites a preparation method for dedusting filtering bag, it is characterized in that the method comprises the following steps:
1) by aramid yarn and stainless steel fibre yarn by obtaining conducting electricity base cloth through broadwise is woven;
2) spread nonwoven layers in the above and below of conduction base cloth, sting reinforcing make carbon fiber static and excite filtrate by water, grammes per square metre is 500-550 g/m
2; Nonwoven layers as filtrate windward side is made up of carbon fiber and the mixed acupuncture of aramid fiber; Nonwoven layers as filtrate lee face is made up of pure aramid fiber acupuncture, and wherein, the carbon fiber ratio of windward side nonwoven layers is: 10%～30%, and water thorn pressure when water thorn is reinforced is 250 ~ 300 bar.
3) filtrate is sewn into and comprises bag head, bag and the filter bag at the bag end.On at the bottom of bag, copper core is installed, by copper core ground connection, thereby is formed conductive channel, the electric charge on bag can be eliminated rapidly, obtain carbon fiber static and excite dedusting filtering bag.
In the present invention, described stainless steel fibre yarn is 30-40Nm/3, conduction base cloth through close be 110～130/10cm, filling density is 50～80/10cm.Warp-wise 5-15mm contains a stainless steel fibre yarn, and the every 5-15mm of broadwise contains a stainless steel fibre yarn.
Filter bag of the present invention is high temperature resistant, corrosion-resistant, conduct electricity very well, conductive material is evenly distributed, and have lasting electric conductivity, sheet resistance is low, volume resistance is large, ensure that deduster is not charged, insulation, safeguard production safety, can eliminate in time arriving filter material surface corona discharge electric charge, prevented that the high temperature in electric spark situation from puncturing.
Brief description of the drawings
Fig. 1 is the structural representation that in the present invention, carbon fiber static excites dedusting filtering bag.
Fig. 2 is the structural representation that in the present invention, carbon fiber static excites filtrate.
Fig. 3 is the netted structural representation of conductive base cloth in the present invention.
Detailed description of the invention
Example 1
A kind of carbon fiber static excites dedusting filtering bag, Fig. 1 is the structural representation that carbon fiber static excites dedusting filtering bag, this filter bag comprises bag 1, bag 2 and the bag end 3, the carbon fiber static that bag and the bag end are mixed to get by carbon fiber and aramid fiber excites filtrate to make, and bag head is made up of pure aramid fiber filtering material.Fig. 2 is the structural representation that in the present invention, carbon fiber static excites filtrate.Carbon fiber static excites filtrate to comprise conduction base cloth 5, windward side nonwoven layers 6 and lee face nonwoven layers 7.Fig. 3 is the netted structural representation of conductive base cloth in the present invention, conduction base cloth is formed with aramid yarn 52 is woven by stainless steel fibre yarn 51, windward side nonwoven layers and lee face nonwoven layers cover respectively the upper and lower surface of conduction base cloth, windward side nonwoven layers is made up of carbon fiber and the mixed acupuncture of aramid fiber, wherein, the part by weight of carbon fiber is: 10%～30%, and lee face nonwoven layers is made up of pure aramid fiber acupuncture; Be provided with ground connection at the bottom of bag and form the copper core 4 of conductive channel.
Carbon fiber static excites a preparation method for dedusting filtering bag, comprises following step:
1) by aramid yarn and stainless steel fibre yarn by obtaining conducting electricity base cloth through broadwise is woven, grammes per square metre is 150g/m
2; Stainless steel fibre yarn in this conduction base cloth is 34Nm/3, conduction base cloth through close be 110/10cm, filling density is 50/10cm.Warp-wise (Y-direction) 15mm contains a stainless steel fibre yarn, and the every 15mm of broadwise (X to) contains a stainless steel fibre yarn.
2) spread nonwoven layers in the above and below of conduction base cloth, sting reinforcing make carbon fiber static and excite filtrate by water, grammes per square metre is 500 g/m
2; Windward side nonwoven layers as filtrate is made up of carbon fiber and the mixed acupuncture of aramid fiber; Lee face nonwoven layers as filtrate is made up of pure aramid fiber acupuncture, and wherein, the carbon fiber ratio of windward side nonwoven layers is: 10%, and water thorn pressure when water thorn is reinforced is 300 bar.
3) carbon fiber filtering material is sewn into and comprises bag head, bag and the filter bag at the bag end, at the bottom of bag, copper core is installed, by copper core ground connection, thereby form conductive channel, the electric charge on bag is eliminated rapidly, obtain carbon fiber static and excite dedusting filtering bag.
The carbon fiber static of preparing by above-mentioned technique excites dedusting filtering bag, sheet resistance 1200 Ω, volume resistance 10
5Ω.
Example 2
A kind of carbon fiber static excites dedusting filtering bag, and this filter bag comprises bag 1, bag 2 and the bag end 3, and make by carbon fiber/aramid fiber filtering material at bag 2 and a bag end 3, and bag 1 is made up of pure aramid fiber filtering material.Preparing bag 2 and the carbon fiber static at the bag end 3 excites filtrate to comprise conduction base cloth 5, windward side nonwoven layers 6 and lee face nonwoven layers 7.Conduction base cloth 5 is by stainless steel fibre yarn and aramid yarn is woven forms, windward side nonwoven layers 6 and lee face nonwoven layers 7 cover respectively the top and bottom of base cloth 5, windward side nonwoven layers 6 is to be made up of carbon fiber and the mixed acupuncture of aramid fiber, and lee face nonwoven layers 7 is to be made up of pure aramid fiber acupuncture.At the bottom of bag, copper core 4 is being installed on 3.
Carbon fiber static excites a preparation method for dedusting filtering bag, comprises following step:
1) by aramid yarn and stainless steel fibre yarn by obtaining conducting electricity base cloth through broadwise is woven, grammes per square metre is 180g/m
2; Stainless steel fibre yarn in this conduction base cloth is 34Nm/3, conduction base cloth through close be 130/10cm, filling density is 80/10cm.Warp-wise (Y-direction) 5mm contains a stainless steel fibre yarn, and the every 5mm of broadwise (X to) contains a stainless steel fibre yarn.
2) spread nonwoven layers in the above and below of conduction base cloth, sting reinforcing make carbon fiber static and excite filtrate by water, grammes per square metre is 550 g/m
2; Windward side nonwoven layers as filtrate is made up of carbon fiber and the mixed acupuncture of aramid fiber; Lee face nonwoven layers as filtrate is made up of pure aramid fiber acupuncture, and wherein, the carbon fiber ratio of windward side nonwoven layers is: 30%, and water thorn pressure when water thorn is reinforced is 250 bar.
3) carbon fiber filtering material is sewn into and comprises bag head, bag and the filter bag at the bag end, at the bottom of bag, copper core is installed, by copper core ground connection, thereby form conductive channel, the electric charge on bag is eliminated rapidly, obtain carbon fiber static and excite dedusting filtering bag.
The carbon fiber static of preparing by above-mentioned technique excites dedusting filtering bag, has increased the content of stainless steel fibre yarn and carbon fiber, sheet resistance <200 Ω, volume resistance 10
5Ω.
Claims (4)
1. a carbon fiber static excites dedusting filtering bag, comprise bag head (1), bag (2) and the bag end (3), it is characterized in that: the carbon fiber static that bag (2) and the bag end (3) are mixed to get by carbon fiber and aramid fiber excites filtrate to make, and bag head (1) is made up of pure aramid fiber filtering material; Carbon fiber static excites filtrate to comprise conduction base cloth (5), windward side nonwoven layers (6) and lee face nonwoven layers (7); Conduction base cloth (5) is by stainless steel fibre yarn and aramid yarn is woven forms, windward side nonwoven layers (6) and lee face nonwoven layers (7) cover respectively the upper and lower surface of conduction base cloth (5), windward side nonwoven layers (6) is made up of carbon fiber and the mixed acupuncture of aramid fiber, wherein, the part by weight of carbon fiber is: 10%～30%, and lee face nonwoven layers (7) is made up of pure aramid fiber acupuncture; On (3) at the bottom of bag, be provided with the copper core (4) of ground connection and formation conductive channel.
2. carbon fiber static according to claim 1 excites dedusting filtering bag, it is characterized in that: described stainless steel fibre yarn is 30-40Nm/3, conduction base cloth through close be 110～130/10cm, filling density is 50～80/10cm; The every 5-15mm of warp-wise contains a stainless steel fibre yarn, and the every 5-15mm of broadwise contains a stainless steel fibre yarn.
3. carbon fiber static claimed in claim 1 excites a preparation method for dedusting filtering bag, it is characterized in that the method comprises the following steps:
1) by aramid yarn and stainless steel fibre yarn by obtaining conducting electricity base cloth through broadwise is woven;
2) spread nonwoven layers in the above and below of conduction base cloth, sting reinforcing by water and make carbon fiber static and excite filtrate; Windward side nonwoven layers as filtrate is made up of carbon fiber and the mixed acupuncture of aramid fiber, is made up of pure aramid fiber acupuncture as the lee face nonwoven layers of filtrate; Wherein, the carbon fiber ratio of windward side nonwoven layers is: 10%～30%, and water thorn pressure when water thorn is reinforced is 250 ~ 300 bar;
3) filtrate is sewn into and comprises bag head, bag and the filter bag at the bag end, at the bottom of bag, copper core is installed, by copper core ground connection, thereby form conductive channel, obtain carbon fiber static and excite dedusting filtering bag.
4. carbon fiber static according to claim 3 excites the preparation method of dedusting filtering bag, it is characterized in that: it is 500-550 g/m that carbon fiber static excites the grammes per square metre of filtrate
2.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104587762A (en) * | 2015-02-12 | 2015-05-06 | 江苏天鹏机电制造有限公司 | Cloth bag for anti-static bag type dust collector |
| CN104958955A (en) * | 2015-06-03 | 2015-10-07 | 江苏新中环保股份有限公司 | Production method of filter material for bag-type dust collection |
| CN105194931A (en) * | 2015-10-26 | 2015-12-30 | 苏州明盛化纤有限公司 | Novel dust removing cloth |
| CN106390623B (en) * | 2015-08-26 | 2018-08-24 | 浙江宇邦滤材科技有限公司 | A kind of preparation method of aramid fiber superfine fibre needle thorn filter bag |
| CN108625024A (en) * | 2017-03-21 | 2018-10-09 | 东丽纤维研究所（中国）有限公司 | A kind of filtering material antistatic base fabric and its manufacturing method |
| CN111001224A (en) * | 2019-12-23 | 2020-04-14 | 武汉纺织大学 | Self-cleaning anti-static high-temperature-resistant filter bag fabric and preparation method thereof |
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| CN104587762A (en) * | 2015-02-12 | 2015-05-06 | 江苏天鹏机电制造有限公司 | Cloth bag for anti-static bag type dust collector |
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| CN106390623B (en) * | 2015-08-26 | 2018-08-24 | 浙江宇邦滤材科技有限公司 | A kind of preparation method of aramid fiber superfine fibre needle thorn filter bag |
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| CN111001224A (en) * | 2019-12-23 | 2020-04-14 | 武汉纺织大学 | Self-cleaning anti-static high-temperature-resistant filter bag fabric and preparation method thereof |
| CN111001224B (en) * | 2019-12-23 | 2021-06-15 | 武汉纺织大学 | Self-cleaning anti-static high-temperature-resistant filter bag fabric and preparation method thereof |
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Application publication date: 20140910 |