CN101711933B - Filter cloth, filter device and manufacturing method thereof - Google Patents
Filter cloth, filter device and manufacturing method thereof Download PDFInfo
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- CN101711933B CN101711933B CN2008102236920A CN200810223692A CN101711933B CN 101711933 B CN101711933 B CN 101711933B CN 2008102236920 A CN2008102236920 A CN 2008102236920A CN 200810223692 A CN200810223692 A CN 200810223692A CN 101711933 B CN101711933 B CN 101711933B
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Abstract
The invention discloses filter cloth, comprising a surface layer and a lining which form a knotting texture, wherein conductive fibers are woven in at least one of the surface layer and the lining along the at least one of the warp direction and the weft direction. According to the filter cloth, the functions of using two pieces of filter cloth with different functions by the traditional method can be met or achieved by only requiring one piece of filter cloth, thereby saving the cost and the replacement time of the filter cloth. Further, the filter cloth has the advantages of high strength, corrosion resistance and permanent static resistance as well as excellent filter effect, simple operation and reliable performance, and is suitable for filtration and other processes of various industrial fluids. In addition, the invention further discloses a manufacturing method of the filter cloth and a filter device with the filter cloth.
Description
Technical field
The present invention relates to a kind of filter and manufacturing approach thereof, especially, the present invention relates to a kind of filter cloth and manufacturing approach thereof that is used to filter industrial fluids.
Background technology
At present, industrial antistatic filter cloth is widely used in inflammable, the explosive filtration operation such as mine ore dressing, coal washing, oil plant PETROLEUM PROCESSING, pharmacy.And used filter cloth mostly is cotton sail filter cloth or chemical fibre filter cloth on the industrial filter.
For cotton sail filter cloth, be difficult in use producing static charge accumulation, thereby safety coefficient is higher.But; Because the intensity and the acid-proof alkaline of cotton sail filter cloth are relatively poor; Thereby cause the service life of said cotton sail filter cloth shorter, and often cause manufacturer's unplanned property stopping production of using so cotton sail filter cloth, directly cause the filter cloth renewal cost to increase and the increasing of production cost.
The formation contrast is therewith, and the intensity of chemical fibre filter cloth is high, acid-alkali-corrosive-resisting, thus service life is longer.But; The characteristics of chemical fibre filter cloth own are exactly very easily in filter process, to produce a large amount of static charge accumulations; Especially in the process that overhaul of the equipments is changed; When said chemical fibre filter cloth is peeled off filter Nylon ripstop pleat, possibly produce electrostatic spark, solvent or the fuel gas of volatilization in filter fired, thereby possibly cause great potential safety hazard.
For example, the utility model patent ZL95231512.2 of Safe Technology Inst. of China Petrochemical Industry Corp (applying date is June 21 nineteen ninety-five) discloses a kind of antistatic filter cloth, is mainly used in the wax composition that filters in the oil product.This antistatic filter cloth in the yarn of its chemical fibre filter cloth 2 ', 3 ' blending stainless steel fibre 1 ', thereby play the effect of antistatic, as shown in fig. 1.But for example the conductive fiber of stainless steel fibre generates heat easily under high frequency condition and still has the hidden danger that possibly ignite.
In addition, use in the operating mode, because the needs of technology must use two different filter cloths of function to guarantee normal filtration needs on same filtering interface at many filter cloths.Even thereby in the production of reality, often occur in two blocks of filter clothes one and have to when going wrong change simultaneously, or do not change the intact filter cloth of another piece and only the filter cloth that damages is more changed together with the intact filter cloth of another piece; Yet can produce harmful effect to filter efficiency and filter quality; Also can cause the trouble of complex operation, cost rising simultaneously to the user; And up to now, still fail to propose good solution in the filtration art of industrial fluids.
Summary of the invention
Based on above-mentioned technical problem, a kind of filter cloth need be provided, said filter cloth has characteristics such as intensity height, corrosion-resistant, permanent antistatic; And the filter effect of said filter cloth is good; Simple to operate, dependable performance is suitable in the technologies such as filtration of various industrial fluids.
Further; A kind of filter cloth need be provided, and said filter cloth can substitute the situation of the different filter cloth of two functions of traditional needs, and this filter cloth is simple in structure; Convenience is processed and is made, thereby can save the replacement time of filter cloth in cost and the commercial production.
In addition, a kind of manufacturing approach of filter cloth need be provided, this manufacturing approach craft is simple, is convenient to industry and goes up extensive the manufacturing and production, thereby reduce cost.
For realizing above-mentioned purpose, the invention provides a kind of filter cloth, comprising: the top layer; And nexine, said nexine and said top layer form access node texture, and wherein at least one direction in warp-wise and the broadwise is woven at least one of said top layer and said nexine has a conductive fiber.
According to an aspect of the present invention, said top layer and said nexine have isomery texture.
According to an aspect of the present invention, said conductive fiber is that to be coated with plated fiber with polymer, carbon fiber or inorganic matter be that base material is processed.
According to an aspect of the present invention, said conductive fiber use spinning technique and twist with the fingers composite molding technique or coating process in a kind of processing.
According to an aspect of the present invention, the distribute spacing of said conductive fiber is the 0-100 millimeter.
According to an aspect of the present invention, said top layer and said nexine form by chemical fibre is woven.
According to an aspect of the present invention; The warp thread on said top layer and weft yarn interweave is organized as one of basic stitch, alternative construction, united organization, re-organized and double-layered structure, and the warp thread of said nexine and weft yarn interweave be organized as one of basic stitch, alternative construction, united organization, re-organized and double-layered structure.
In addition, the present invention further provides a kind of filter, and said filter comprises: fixed cell; And being arranged on the filter cloth on the said fixed cell, wherein said filter cloth comprises: the top layer; And nexine, said nexine and said top layer access node, wherein at least one direction in warp-wise and the broadwise is woven at least one of said top layer and said nexine has a conductive fiber.
According to a further aspect of the invention, a kind of manufacturing approach of filter cloth is provided, said manufacturing approach comprises the steps: woven top layer; Woven nexine and with nexine and said top layer access node; Wherein, in the process of said woven top layer and said woven nexine, the woven conductive fiber of at least one direction in said top layer and/or nexine in warp-wise and the broadwise.
According to an aspect of the present invention, become isomery texture with said top layer and said nexine are woven.
According to an aspect of the present invention, said conductive fiber is that to be coated with plated fiber with polymer, carbon fiber or inorganic matter be that base material is processed.
According to an aspect of the present invention, use spinning technique and twist with the fingers composite molding technique or coating process in the said conductive fiber of a kind of formation.
The distribute spacing of according to an aspect of the present invention, woven said conductive fiber is the 0-100 millimeter.
According to an aspect of the present invention, said top layer and said nexine form by chemical fibre is woven.
This shows; In technique scheme according to the present invention; Through the institutional framework that conductive fiber is set and adopts double-deck isomery texture and double-deck access node along warp-wise or broadwise; Thereby the effect that not only has antistatic, and can reach and utilize one can satisfy or reach the filtering technique requirement that the different filter cloth of two functions of needs traditionally just can reach according to filter cloth of the present invention.
In addition; Because said top layer and said nexine use the woven formation of chemical fibre and wherein at least along the warp-wise of said surface and/or nexine and at least one the woven conductive fiber in the broadwise; Thereby said filter cloth has the characteristics of intensity height, corrosion-resistant, permanent antistatic; And good filtration effect, dependable performance, the advantage that service life is long, the scope of application is extensive.
Further; Of the present invention above-mentioned aspect in; Optimization for the weaving property of the result of use that reaches antistatic, conductive fiber, easy to operate and cost; Abandoned and adopted the not good stainless steel fibre of weaving property in the past, and avoided the use of the higher pure carbon fiber of cost as conductive fiber as conductive fiber.And further; Adopt the double-deck access node tissue of double-deck isomery, and according to the requirement of technology and operating mode, can become material different and have an institutional framework of difference in functionality with the nexine of cloth and top layer are woven; Thereby both reached the antistatic requirement of standard filter cloth; Simplify the technological process of production again, operated more conveniently, reduced manufacturing cost simultaneously.
Can be widely used in inflammable, the explosive for example filtration of industrial fluids such as oil, liquid, dust according to filter cloth of the present invention and filter.
Aspect that the present invention adds and advantage part in the following description provide, and part will become obviously from the following description, or recognize through practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously with easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 has shown the cross-sectional view according to existing antistatic filter cloth;
Fig. 2 A has shown the plane of filter cloth according to an embodiment of the invention, wherein all is formed with conductive fiber along warp-wise and broadwise respectively;
Fig. 2 B has shown the plane of filter cloth according to another embodiment of the present invention, wherein is formed with conductive fiber along warp-wise;
Fig. 2 C has shown according to the plane of the filter cloth of an embodiment more of the present invention, wherein has been formed with conductive fiber along broadwise;
Fig. 3 A has shown the warp-wise profile of filter cloth according to an embodiment of the invention; And
Fig. 3 B has shown the broadwise profile of filter cloth according to an embodiment of the invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the present invention, and can not be interpreted as limitation of the present invention.
In the present invention, a kind of filter cloth is provided, said filter cloth comprises: top layer 100; With nexine 200, said nexine 200 and said top layer 100 access nodes, wherein at least one direction in warp-wise and the broadwise is woven at least one of said top layer 100 and said nexine 200 has a conductive fiber 1, like Fig. 2, shown in 3.
In filter cloth according to the present invention, adopted the structure of double-deck access node, promptly this filter cloth comprises the top layer 100 and nexine 200 of access node each other.It is different and have an institutional framework of difference in functionality that two structure sheafs of said filter cloth (top layer 100 with nexine 200) can require to be made into material according to different working conditions.
To describe according to filter cloth of the present invention with reference to Fig. 2 A-2C and Fig. 3 A-3B in detail below.Fig. 2 A has shown the plane of filter cloth according to an embodiment of the invention, wherein all is formed with conductive fiber along warp-wise and broadwise respectively.Fig. 2 B has shown the plane of filter cloth according to another embodiment of the present invention, wherein is formed with conductive fiber along warp-wise.Fig. 2 C has shown according to the plane of the filter cloth of an embodiment more of the present invention, wherein has been formed with conductive fiber along broadwise.And in Fig. 3, Fig. 3 A has shown the warp-wise profile of filter cloth according to an embodiment of the invention.Fig. 3 B has shown the broadwise profile of filter cloth according to an embodiment of the invention.
For convenience of explanation, with at first describing double-deck isomery structure according to filter cloth of the present invention with reference to Fig. 3 A, 3B.Need to prove that every layer of referring in the said two-layer filter cloth of term " double-deck isomery " has different institutional frameworks, promptly can require be made into material difference and the different institutional framework of function according to different working conditions.Term " double-deck access node " refers to the two-layer connected mode in the filter cloth; Owing to need and to weave according to top layer of the present invention and nexine together; Thereby the known weaving mode that can adopt any existing field of textiles with the part fiber on the part fiber in the top layer (for example meridional fibers or parallel fiber or meridional fibers and parallel fiber the two) and the nexine (for example meridional fibers or parallel fiber or meridional fibers and parallel fiber the two) access node together, thereby the filter cloth that is integrally formed.
Shown in Fig. 3 A, 3B, this filter cloth comprises top layer 100 and nexine 200.Wherein, Said top layer 100 is interweaved by top layer warp thread 101,102 etc. and top layer weft yarn 103,104 and forms; Need to prove; For the requirement of strainability, this concrete pilotaxitic texture can be one of basic stitch, alternative construction, united organization, re-organized, double-layered structure and any tissue known in the art.Likewise; Said nexine 200 is interweaved by nexine warp thread 201,202 etc. and nexine weft yarn 203,204 and forms; Need to prove; In order to reach the requirement of different strainabilities, this concrete pilotaxitic texture can be one of basic stitch, alternative construction, united organization, re-organized, double-layered structure and any tissue known in the art.Thus, through letting top layer 100 and nexine 200 adopt different pilotaxitic texture, thereby realized double-deck isomery function according to filter cloth of the present invention.
Need to prove that the tissue on said top layer 100 can be identical institutional framework with organizing also of nexine 200, filter purpose to obtain particular industry.
Pilotaxitic texture according to the yarn of filter cloth of the present invention will be described below.In Fig. 3 A; Top layer warp thread 101,102 and said top layer weft yarn 103,104 interweave; For access node is carried out on nexine 200 and said top layer 100, nexine warp thread 201 cabling in the process of weaving is worn around weft yarn 103, and said then nexine warp thread 202 interweaves with said nexine weft yarn 203,204 with the nexine warp thread of wearing around through yarn 103 201; Forming above-mentioned arbitrary pilotaxitic texture, thereby reach the purpose of filtering the particular industry fluid.
Similarly; In order to let nexine 200 and said top layer 100 carry out firm access node; In Fig. 3 B, said top layer warp thread 101,102 and said top layer weft yarn 103,104 interweave, and nexine warp thread 201,202 and said nexine weft yarn 203,204 interweave; And top layer weft yarn 103 times is around passing nexine warp thread 201; Pass the top layer weft yarn 103 of nexine warp thread 201 then and proceed to interweave, forming above-mentioned arbitrary pilotaxitic texture, thereby reach the purpose of filtering the particular industry fluid with top layer weft yarn 104 and top layer warp thread 101,102.
Through above-mentioned mode, said top layer 100 and nexine 200 tight access nodes are in the same place, to form the filter cloth of an integral body.Structure through above-mentioned filter cloth; Reduced the drawback of filtering the industrial frequent change that causes in the process of filtering industrial fluids, using two kinds of filter cloths, thereby realized only can satisfying or reaching the requirement of filtering technique with a filter cloth of the present invention.
To the braiding structure according to filter cloth of the present invention be described with reference to Fig. 2 A-2C below.Shown in Fig. 2 A, said filter cloth comprises by conductive fiber 1, chemical fibre 2 co-woven and forming.Owing to the physicochemical characteristics of chemical fibre 2, be that it has high strength, acid-alkali-corrosive-resisting property, thereby make the service life of filter cloth of the present invention longer.
For the lead fiber 1 that is interweaved, for the conductive fiber of the antistatic filter cloth on being used for industry, roughly use metallic fiber, inorfil (for example carbon fiber, inorganic matter are coated with plated fiber) and organic matter fiber as base material.According to one embodiment of present invention, said conductive fiber 1 can be that to be coated with plated fiber with polymer, carbon fiber or inorganic matter be the fiber that base material is processed.Overcome in the prior art thus, metallic fiber has heating under the high frequency condition as conductive fiber and the problem of the hidden danger that possibly ignite, overcome the cost problem of higher of carbon fiber as conductive fiber simultaneously, large-scale production and manufacturing are gone up in convenient thus industry.
In addition, the method for making of this conductive fiber 1 is the spinning process of fiber etc. or and twists with the fingers forming method.The distribution mode in filter cloth according to the present invention of this conductive fiber 1 can be for the mode that is distributed with conductive fiber along warp-wise, be distributed with mode or the warp-wise of conductive fiber and the mode that the broadwise both direction is distributed with conductive fiber along broadwise.
Below the distribution mode of this conductive fiber 1 is described with reference to Fig. 2 A-2C in detail.
In the embodiment shown in Fig. 2 A, in chemical fibre 2 woven filter cloths, conductive fiber 1 arranged along warp-wise and broadwise are woven respectively, said conductive fiber 1 can be the fiber that base material is processed for be coated with plated fiber with polymer, carbon fiber or inorganic matter.That is, being coated with one of plated fiber with polymer, carbon fiber or inorganic matter is that to process that the conductive fiber 1 with electric conductivity evenly interlocks and interweave each other with the broadwise weaving with warp-wise with chemical electric fiber 2 be one to base material.In according to one embodiment of present invention, said conductive fiber 1, chemical fibre 2 are filamentary structure.
According to inventor's of the present invention experimental result, the distribute spacing between said conductive fiber 1 is under the situation of 0-100 millimeter, and filter cloth according to the present invention has the good anti-static effect.Those of ordinary skill is obviously known, can select denser or more sparse conductive fiber distribute spacing according to the practical application operating mode of filter cloth.Thus, above-mentioned number range has been merely example description the present invention, and can not be interpreted as and be used to limit protection scope of the present invention.
Further, said conductive fiber 1 can adopt conventional and known spinning technique a kind of technology technological and that twist with the fingers in composite molding technique technology or the coating process to process.
Fig. 2 B has shown another the woven mode according to the conductive fiber in the filter cloth of the present invention.In Fig. 2 B, only said filter cloth is distributed with conductive fiber 1 with warp-wise, experimental result shows, has obtained the good result of expection too according to filter cloth of the present invention.Because the structure and the embodiment shown in weaving mode and Fig. 2 A of conductive fiber are similar, for for purpose of brevity, omit its detailed description here.
Fig. 2 C has shown another the woven mode according to the conductive fiber in the filter cloth of the present invention.In Fig. 2 C, only said filter cloth is distributed with conductive fiber 1 with broadwise, experimental result shows, has obtained the good result of expection too according to filter cloth of the present invention.Because the structure and the embodiment shown in weaving mode and Fig. 2 A of conductive fiber are similar, for for purpose of brevity, omit its detailed description here.
Need to prove; The arrangement of this conductive fiber 1 can be arranged at least one of said top layer 100 and said nexine 200, usually conductive fiber 1 is arranged in the fiber on said top layer 100 although the applied filter cloth that is used for filtering industrial fluids is gone up in industry.
Visible from above-mentioned explanation, filter cloth according to the present invention becomes cloth so that textile fabric and conductive fiber are woven, and wherein conductive fiber is that to be coated with plated fiber with polymer, carbon fiber or inorganic matter be that base material is processed.And it is same; According to filter cloth employing of the present invention is the tissue of double-deck isomery and double-deck access node; It is different and have an institutional framework of difference in functionality that two-layer in the cloth can require to be made into material according to different working conditions; Thereby in filtering industrial fluids (for example oil, dust etc.) process, not only eliminated the electrostatic effect in the filter process, and reduced the drawback of using two kinds of filter cloths and frequent change in the process of petrochemicals filtration in the past.
To describe the manufacturing approach according to filter cloth of the present invention below in detail, wherein said manufacturing approach comprises the steps: woven top layer 100; Woven nexine 200 and with nexine 100 and said top layer 100 access nodes; Wherein, in the process of said woven top layer 100 and said woven nexine 200, the woven conductive fiber 1 of at least one direction in said top layer 100 and/or nexine 200 in warp-wise and the broadwise.
In the process on woven top layer 100; Interweave by top layer warp thread 101,102 etc. and top layer weft yarn 103,104 and to form said top layer 100; And, can it be interweaved for being one of basic stitch, alternative construction, united organization, re-organized, double-layered structure and any tissue known in the art according to the requirement of strainability.Similarly; In the process of woven nexine 200; Interweave by nexine warp thread 201,202 etc. and nexine weft yarn 203,204 and to form said nexine 200; And, can it be interweaved for being one of basic stitch, alternative construction, united organization, re-organized, double-layered structure and any tissue known in the art according to the requirement of strainability.Thus, through letting top layer 100 and nexine 200 adopt different pilotaxitic texture, thereby realized double-deck isomery function according to filter cloth of the present invention.
In the interleaving process of above-mentioned top layer 100, nexine 200; For access node is carried out on nexine 200 and said top layer 100; Nexine warp thread 201 cabling in the process of weaving is worn around weft yarn 103; Said then nexine warp thread 202 interweaves with said nexine weft yarn 203,204 with the nexine warp thread of wearing around through yarn 103 201, to form above-mentioned arbitrary pilotaxitic texture, shown in Fig. 3 A.Similarly; In order to let nexine 200 and said top layer 100 carry out firm access node, said top layer warp thread 101,102 and said top layer weft yarn 103,104 interweave, and nexine warp thread 201,202 and said nexine weft yarn 203,204 interweave; And top layer weft yarn 103 times is around passing nexine warp thread 201; Pass the top layer weft yarn 103 of nexine warp thread 201 then and proceed to interweave, to form above-mentioned arbitrary pilotaxitic texture, shown in Fig. 3 B with top layer weft yarn 104 and top layer warp thread 101,102.
Thereby said filter cloth is formed by conductive fiber 1, chemical fibre 2 co-woven.Owing to the physicochemical characteristics of chemical fibre 2, be that it has high strength, acid-alkali-corrosive-resisting property, thereby make the service life of filter cloth of the present invention longer.
Through above-mentioned weaving mode, thereby can said top layer 100 and nexine 200 tight access nodes be in the same place, to form the filter cloth of an integral body.
In weaving process according to filter cloth of the present invention, can be at least one of top layer 100 and nexine 200 the woven conductive fiber 1 of at least one direction in warp-wise and the broadwise.In according to one embodiment of present invention, the distribute spacing between the said conductive fiber 1 can be set at the 0-100 millimeter.Said conductive fiber 1 can adopt conventional and known spinning technique a kind of technology technological and that twist with the fingers in composite molding technique technology or the coating process to process.
This shows; In above-mentioned manufacturing approach according to the present invention; Through the institutional framework that conductive fiber is set and adopts double-deck isomery texture and double-deck access node along warp-wise or broadwise; Thereby the effect that not only has antistatic, and can reach and utilize one can satisfy or reach the filtering technique requirement that the different filter cloth of two functions of needs traditionally just can reach according to filter cloth of the present invention.
In addition; Because said top layer and said nexine use the woven formation of chemical fibre and wherein at least along the warp-wise of said surface and/or nexine and at least one the woven conductive fiber in the broadwise; Thereby said filter cloth has the characteristics of intensity height, corrosion-resistant, permanent antistatic; And good filtration effect, dependable performance, the advantage that service life is long, the scope of application is extensive.
Further; Of the present invention above-mentioned aspect in; Optimization for the weaving property of the result of use that reaches antistatic, conductive fiber, easy to operate and cost; Abandoned and adopted the not good stainless steel fibre of weaving property in the past, and avoided the use of the higher pure carbon fiber of cost as conductive fiber as conductive fiber.And further; Adopt the double-deck access node tissue of double-deck isomery, and according to the requirement of technology and operating mode, can become material different and have an institutional framework of difference in functionality with the nexine of cloth and top layer are woven; Thereby both reached the antistatic requirement of standard filter cloth; Simplify the technological process of production again, operated more conveniently, reduced manufacturing cost and use cost simultaneously.
Further, the present invention further discloses a kind of filter.In filtering industry and technology, often need filter to come industrial fluids is filtered to reach various industrial purposes.In filter according to the present invention, said filter comprises: fixed cell; And being arranged on the filter cloth on the said fixed cell, wherein said filter cloth is the above-mentioned filter cloth of the present invention.This fixed cell can be the fixed frame of industrial filter, the frame of screen cloth etc.Said fixed cell can keep said filter cloth regularly.And further, convenient for changing said filter cloth, can said filter cloth be set on the said fixed cell removedly.
In this filter; Because said filter cloth has reduced product such as petrochemical industry in the past and has filtered the drawback of using the different filter cloth of two functions in the process on the same filtering interface; And only can satisfy or reach the requirement of filtering technique, thereby reduced according to the cost of filter of the present invention and be reduced to the required replacement time of filter cloth of changing with a filter cloth of the present invention.In addition; Owing to filter cloth in the said filter has adopted with polymer, carbon fiber or inorganic matter is that conductive fiber and this conductive fiber that base material is processed can adopt warp-wise distribution, broadwise distribution or longitude and latitude both direction all to have the mode of distribution to interweave; Thereby reduced in filter process electrostatic charges accumulated by what fluid caused, thereby avoid producing production accident.
Need to prove; In above-mentioned technical scheme, can antistatic filter cloth according to the present invention be used in industries such as oil, chemical industry, ore dressing, sewage disposal, sugaring, pharmacy on the flame filter press in the liquid-solid separation of needs, dehydration, the purification processing flow process, box filter, inside and outside rotary drum filter, square position formula filter, upright disk filter, the horizontal belt filter etc.Protection scope of the present invention is not limited on the above-mentioned filter of enumerating thus, but can be applied to any needs on any filter that filter cloth filters industrial fluids.
Although illustrated and described embodiments of the invention; For those of ordinary skill in the art; Be appreciated that under the situation that does not break away from principle of the present invention and spirit and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited accompanying claims and equivalent thereof.
Claims (11)
1. filter cloth comprises:
The top layer; With
Nexine, said nexine and said top layer form access node texture,
Wherein at least one direction in warp-wise and the broadwise is woven at least one of said top layer and said nexine has a conductive fiber, and wherein said top layer and said nexine have isomery texture.
2. filter cloth according to claim 1, wherein said conductive fiber are that to be coated with plated fiber with polymer, carbon fiber or inorganic matter be that base material is processed.
3. filter cloth according to claim 2, wherein said conductive fiber use spinning technique and twist with the fingers composite molding technique or coating process in a kind of processing.
4. filter cloth according to claim 1, the distribute spacing of wherein said conductive fiber are the 0-100 millimeter.
5. filter cloth according to claim 1, wherein said top layer and said nexine form by chemical fibre is woven.
6. filter, said filter comprises:
Fixed cell; And
Be arranged on the filter cloth on the said fixed cell, wherein said filter cloth is according to each described filter cloth among the claim 1-5.
7. the manufacturing approach of a filter cloth, said manufacturing approach comprises the steps:
Woven top layer;
Woven nexine and with nexine and said top layer access node;
Wherein, in the process of said woven top layer and said woven nexine, the woven conductive fiber of at least one direction in said top layer and/or nexine in warp-wise and the broadwise wherein becomes isomery texture with said top layer and said nexine are woven.
8. the manufacturing approach of filter cloth according to claim 7, wherein said conductive fiber are that to be coated with plated fiber with polymer, carbon fiber or inorganic matter be that base material is processed.
9. the manufacturing approach of filter cloth according to claim 7, wherein use spinning technique and twist with the fingers composite molding technique or coating process in the said conductive fiber of a kind of formation.
10. the manufacturing approach of filter cloth according to claim 7, the distribute spacing of wherein woven said conductive fiber is the 0-100 millimeter.
11. the manufacturing approach of filter cloth according to claim 7, wherein said top layer and said nexine form by chemical fibre is woven.
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| CN2008102236920A CN101711933B (en) | 2008-10-07 | 2008-10-07 | Filter cloth, filter device and manufacturing method thereof |
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| CN2008102236920A CN101711933B (en) | 2008-10-07 | 2008-10-07 | Filter cloth, filter device and manufacturing method thereof |
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| CN101711933B true CN101711933B (en) | 2012-05-23 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102784518A (en) * | 2012-08-30 | 2012-11-21 | 辽宁天泽产业集团纺织有限公司 | Double-layer heterogeneous high-temperature-resistant woven filter cloth and manufacturing method thereof |
| CN103610430A (en) * | 2013-11-27 | 2014-03-05 | 苏州凯丽达电器有限公司 | Anti-static filter screen |
| CN107385620A (en) * | 2016-05-16 | 2017-11-24 | 辽宁天泽产业集团纺织有限公司 | A kind of antistatic Woven filter cloth and its manufacture method |
| CN107523915A (en) * | 2016-06-21 | 2017-12-29 | 辽宁天泽产业集团纺织有限公司 | A kind of manufacture method of filter cloth |
| CN106283327A (en) * | 2016-08-16 | 2017-01-04 | 大连华隆滤布有限公司 | Oil refining industry filter cloth |
| CN107050998A (en) * | 2017-02-27 | 2017-08-18 | 辽宁鸿盛环境技术集团有限公司 | A kind of woven filtrate of inorfil and preparation method |
| CN109173471A (en) * | 2018-10-26 | 2019-01-11 | 浙江鸿盛环保科技集团有限公司 | double-layer filter material and filter bag |
| 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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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2237476Y (en) * | 1995-06-21 | 1996-10-16 | 中国石油化工总公司安全技术研究所 | Keto-benzene dewaxing antistatic filtering cloth |
| CN1352327A (en) * | 2001-11-27 | 2002-06-05 | 宁波宜科科技实业股份有限公司 | Antistatic adhesive lining cloth and its producing method |
| CN201104309Y (en) * | 2007-08-29 | 2008-08-20 | 中国人民解放军总后勤部军需装备研究所 | Active nucleus ash protection facing material |
| CN201279414Y (en) * | 2008-10-07 | 2009-07-29 | 辽宁天泽产业集团纺织有限公司 | Filter cloth and filter unit with the same |
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| CN101711933A (en) | 2010-05-26 |
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