CN207169243U - A kind of PET antistatics efficient low-resistance acupuncture lacing felt filter material - Google Patents

A kind of PET antistatics efficient low-resistance acupuncture lacing felt filter material Download PDF

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Publication number
CN207169243U
CN207169243U CN201720670026.6U CN201720670026U CN207169243U CN 207169243 U CN207169243 U CN 207169243U CN 201720670026 U CN201720670026 U CN 201720670026U CN 207169243 U CN207169243 U CN 207169243U
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pet
fibre
layer
efficient low
resistance
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王道龙
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Zhejiang Hua Ji Environmental Protection Technology Co Ltd
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Zhejiang Hua Ji Environmental Protection Technology Co Ltd
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Abstract

The utility model belongs to dust removal by filtration field of material technology, refer in particular to a kind of PET antistatics efficient low-resistance acupuncture lacing felt filter material, including the filter layer positioned at surface and the supporting layer positioned at bottom, base cloth layer is provided between the filter layer and the supporting layer, the filter layer is to be intersected to weave the planar structure formed with certain proportioning by PET and conductive fiber;The base cloth layer is the planar structure formed by PET and conductive fiber with certain proportioning using the braiding of plain weave method;Thorn mode is connected with each other by acupuncture and fiber between the filter layer, base cloth layer and supporting layer.The fiber that the utility model uses is PET (polyester) fiber, PET has good heat resistance, wearability and corrosion resistance, the effect of efficient low-resistance can be produced, simultaneously in terms of antistatic, for the deduster feature of inflammable and explosive dust, conductive fiber is added in PET, finally gives the efficient low-resistance filtrate with antistatic performance.

Description

A kind of PET antistatics efficient low-resistance acupuncture lacing felt filter material
Technical field
The utility model belongs to dust removal by filtration field of material technology, refers in particular to a kind of PET antistatics efficient low-resistance acupuncture felt filter Material.
Background technology
As China's industrialization and urbanization process is constantly accelerated, atmosphere polluting problem becomes increasingly conspicuous.In recent years, in China Eastern region frequently occurs wide range of haze weather, and hundreds of cities, several hundred million populations are attacked, effective control atmosphere pollution It is very urgent.It is the pollution control of most scale and economic value because industrial pollution quantity is big and pollution sources Relatively centralized Field processed, therefore the intensive pollutant emission control standard for having promulgated every profession and trade in China, are proposed stricter to contamination control Required with specific, be even more to greatly improve air dirt especially for electric power, the bulky grain thing heavy polluted industry of steel and cement three Contaminate thing emission limit.
In recent years, some domestic filtrate manufacturing enterprises are fast-developing, and equipment and research and development strength are constantly lifted, in electricity The fields such as power, cement, waste incineration and overseas enterprise compete, and rob and account for many market shares, domestic high-temperature filter material class It is obviously improved, is just constantly being accelerated to high temperature resistant, corrosion-resistant, service life is long, filtration efficiency, low running resistance, low Energy consumption and feature direction are developed.
At present, in the leading European Region of dust settling pocket technique, generally fine fibre is coordinated using the low wind speed of deduster The filter bag of making, discharge pressure difference are can be controlled in below 5 milligrams/cubic metre, and operation pressure can be less than 1000Pa, but single device body Product is big, initial investment costly more than 30%, is not received by domestic user.
The country also has some engineering companies to cooperate with filtrate company, has some in recent years with low the tasting for target of discharge capacity Examination.Than being combined if any using electric precipitation and bag-type dust, and using the filtrate of PTFE overlay films, such way, one side initial stage Cost of investment is very high, on the other hand, it is impossible to the effect of antistatic is played, and also the life-span of coated filter material is relatively short, and filter bag makes It is higher with cost.So research Novel filter material, before not changing existing duster system or changing existing duster system less Put, meet low emission, the requirement of low voltage difference, be the struggle direction that filtrate company meets the new market demand, have good Good economic benefit and social benefit are expected.
The content of the invention
The purpose of this utility model is to provide a kind of effect for both having produced efficient low-resistance and can have anti-static effect PET antistatic efficient low-resistance acupuncture lacing felt filter materials.
What the purpose of this utility model was realized in:
A kind of PET antistatics efficient low-resistance acupuncture lacing felt filter material, the PET antistatics efficient low-resistance acupuncture lacing felt filter material include position Filter layer in surface and the supporting layer positioned at bottom, base cloth layer, the mistake are provided between the filter layer and the supporting layer Filtering layer is to be intersected to weave the planar structure formed with certain proportioning by PET and conductive fiber;The base cloth layer is The planar structure formed by PET and conductive fiber with certain proportioning using the braiding of plain weave method;The filter layer, base Thorn mode is connected with each other by acupuncture and fiber between layer of cloth and supporting layer.
Preferably, the base cloth layer is that the long filament of some high-strength flatness weaves the planar junction formed by plain weave method Structure;The base cloth layer includes fibre warps group and filamentary weft group, and fibre warps group and filamentary weft group are mutually perpendicular to interweave.
Preferably, the fibre warps group is made up of one or two warps, the adjacent fibre warps group of any two it Between warp quantity ratio be 1:2 or 2:1, the filamentary weft group is made up of two parallels.
Preferably, grammes per square metre 100g/m2The base cloth layer base fabric strength be radial direction 1600N/5cm, broadwise 300N/ 5cm。
Preferably, the line density of the PET is 0.79-2.0dtex.
Preferably, the PET includes superfine fibre and general fibre, and the line density of the superfine fibre is 0.79- 0.99dtex, the line density of the general fibre is 1.50-2.10dtex.
Preferably, the supporting layer is to intersect what braiding formed by general fibre and conductive fiber with certain proportioning Planar structure.
Preferably, the line density of the general fibre is 1.50-2.10dtex.
Preferably, the thickness of the efficient low-resistance acupuncture lacing felt filter material of the PET antistatics is 1.35-1.65mm.
Preferably, the PET includes superfine fibre and general fibre, the superfine fibre, general fibre and conduction The proportioning of fiber is 9:10:1.
The utility model is prominent and beneficial compared with prior art to be had the technical effect that:
1st, the fiber that the utility model uses is PET (polyester) fiber, and PET has good heat resistance, wearability and resistance to Corrosivity, the effect of efficient low-resistance can be produced, while in terms of antistatic, for the deduster feature of inflammable and explosive dust, Conductive fiber is added in PET, finally gives the efficient low-resistance filtrate with antistatic performance.
2nd, it is conductive to substitute traditional base fabric folder in the form of PET (polyester) fiber is combined with conductive fiber for the utility model The form of yarn weaving, being uniformly added into so that all have conductive capability between any 2 points of Nomex for conductive fiber, reduces filter Bag charged voltage, can meet the dedusting containing inflammable and explosive dust flue gas, such anti-static effect greatly improves, safety in utilization Also greatly improve.
3rd, PET (polyester) fiber that the utility model uses includes superfine fibre and general fibre, made by superfine fibre Acupuncture lacing felt filter material there is higher filtering accuracy, this is early to be accepted by production.But Nomex mistake made of superfine fibre In softness, in use easily abrasion;This kind of Nomex Air permenbility is too low simultaneously, and pressure difference caused by during actual use is too high;This Two shortcomings are the main reason for influenceing superfine fibre Nomex extensive use.The utility model using rational superfine fibre and The proportioning and distribution mode of general fibre, to obtain preferable filter efficiency, while do not greatly enhanced using damaging pressure difference as cost The effect of efficient low-resistance.
Brief description of the drawings
Fig. 1 is the schematic diagram of cross section structure of the present utility model.
Fig. 2 is the planar structure schematic diagram of the utility model base cloth layer.
In figure:
1- filter layers;2- supporting layers;3- base cloth layers;31- warps;32- parallels.
Embodiment
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings, referring to Fig. 1~Fig. 2:
A kind of efficient low-resistance acupuncture lacing felt filter material of PET antistatics, the efficient low-resistance acupuncture lacing felt filter material bag of the PET antistatics The filter layer 1 positioned at surface and the supporting layer 2 positioned at bottom are included, base cloth layer is provided between the filter layer 1 and the supporting layer 2 3, the filter layer 1 is to be intersected to weave the planar structure formed with certain proportioning by PET and conductive fiber;It is described Base cloth layer 3 is the planar structure formed by PET and conductive fiber with certain proportioning using the braiding of plain weave method;It is described Thorn mode is connected with each other by acupuncture and fiber between filter layer 1, base cloth layer 3 and supporting layer 2.
The base cloth layer 3 includes fibre warps group and filamentary weft group, and fibre warps group and filamentary weft group are mutually perpendicular to Interweave.The fibre warps group is made up of one or two warps 31, the warp between the adjacent fibre warps group of any two 31 than being 1:2, the filamentary weft group is made up of two parallels 32.In the present embodiment, using flat on the weaving structure of base fabric The compound weave of line, replaced from single thread between warp thread with two stock yarns, weft yarn is formed with the structure weaving of two stock yarn lines, so as to carry significantly The tearing strength of high fabric, and ensure the dimensional stability of acupuncture finished product.
Base fabric in the present embodiment selects main material of the long filament of high-strength flatness as woven base fabric, by PET warps point Bar arranges, looming;PET parallels are subjected to quilling operation simultaneously, then PET warp and weft are mutually perpendicular to weave, are shaped, Eventually form base fabric.The base fabric strength for the base cloth layer 3 that grammes per square metre is 100g/m2 is radial direction 1600N/5cm, broadwise 300N/ 5cm, base fabric strength is big, improves the tearing strength of base fabric.
The line density of the PET is 0.79-2.0dtex, preferably 0.89dtex, 1.56dtex, 2.0dtex this three The line density of kind PET, wherein, filter layer uses fiber of all or part of line density for 0.89dtex, and is located at bottom Supporting layer typically use fiber of the line density for 2.0dtex.
The PET includes superfine fibre and general fibre, and the line density of the superfine fibre is 0.79- 0.99dtex, preferably 0.89dtex;The line density of the general fibre is 1.50-2.10dtex, preferably 2.0dtex.
The supporting layer 2 is to be intersected to weave the planar junction formed with certain proportioning by general fibre and conductive fiber Structure.The line density of the general fibre is 1.50-2.10dtex, preferably 2.0dtex.
The thickness of the efficient low-resistance acupuncture lacing felt filter material of the PET antistatics is 1.35-1.65mm, meets and reaches required by country The technical standard arrived.
The PET includes superfine fibre and general fibre, and the superfine fibre, general fibre and conductive fiber are matched somebody with somebody Than for 9:10:1, in the present embodiment, PET and conductive fiber ratio:Superfine fibre 45%, conductive fiber 5%, typically Fiber 50%;From suitable proportioning, uniform conductive effect and anti-static effect can be obtained, so as to obtain preferably mistake Efficiency is filtered, while not to damage pressure difference as cost.
When the utility model is processed, the PET necessarily matched and conductive fiber are first subjected to shredding, then combed And lapping, the core of the process technology of acupuncture felt product is exactly the uniformity, and the quality of the uniformity, shredding, carding step play certainly Be set for using, in order to reach the industrial and mineral requirement of current domestic coal-fired boiler in power plant, the utility model in the selection of Nomex fiber, Using two independent hopper feed, fiber mixing can be made evenly by fiber opening twice, and very little is lost to fibre strength, The flow can help product to improve the uniformity.
Combing is will further to be mixed through the mixed fiber of shredding and divide comb, is formed it into certain oriented Single fiber, then web is formed by the processing of carding machine.This web can be used directly to produce non-woven greige goods, can also lead to Cross mechanical lapping be made different fiber alignments orientation, different size thickness web after, then process through consolidation.
Lapping is will to have combed fleece into the net, is equably layered on the process that needing machine is inputted in bottom curtain.Finished product acupuncture Thus process controls the grammes per square metre of felt.The translational speed of speed and bottom curtain is moved back and forth by adjusting, controls the number of plies of lapping, control The grammes per square metre of plain felt;Using the position of adjustment control travel switch, so as to adjust the breadth size of product.
After completing said process, then trilaminate material is subjected to acupuncture, acupuncture is the reinforcing engineering of fibre web, in addition to the uniformity it Nearly all index of filtrate is affected, such as intensity peels off fastness, air permeability, thickness, felt surface evenness.Utilize triangle section Pricker of (or the other sections) seamed edge with barb is punctured repeatedly to fibre web, when barb passes through fibre web, by web surface drawn game Portion's nexine fiber, which forces, to be pierced into inside fibre web.Due to the rubbing action between fiber, originally fluffy fibre web is compressed.Pricker moves back When going out fibre web, the fibre bundle barb of piercing and stay in fibre web, so, many fibre bundles, which tangle fibre web, prevents it from again Recover original soft fluffy state.So as to form the plain felt with certain strength and thickness.Finally, then by singing handle filtrate The burr on surface is removed, and improves the surface effect of high-performance micropore filtrate, and the thickness of control filtrate is handled by press polish.
The utility model enables this filtrate to be applied to many aspects, industry by the combination of PET and conductive fiber Change has a extensive future.The industries such as steel, metallurgy, power plant, coal-burning boiler, food, waste incineration, medicine, chemical industry can be widely used in.
Above-described embodiment is only preferred embodiment of the present utility model, not limits protection model of the present utility model according to this Enclose, therefore:All equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by protection of the present utility model Within the scope of.

Claims (6)

  1. A kind of 1. PET antistatics efficient low-resistance acupuncture lacing felt filter material, it is characterised in that the PET antistatics efficient low-resistance Nomex Filtrate includes the filter layer (1) and the supporting layer (2) positioned at bottom, the filter layer (1) and the supporting layer (2) positioned at surface Between be provided with base cloth layer (3), the filter layer (1) be PET and conductive fiber so that certain proportioning intersects braiding and Into planar structure;The base cloth layer (3) is PET and conductive fiber with certain proportioning woven using plain weave method and Into planar structure;It is mutual by way of acupuncture and fiber are to thorn between the filter layer (1), base cloth layer (3) and supporting layer (2) Connection;
    The base cloth layer (3) is the planar structure that some long filaments are formed by the braiding of plain weave method;Base cloth layer (3) bag Fibre warps group and filamentary weft group are included, fibre warps group and filamentary weft group are mutually perpendicular to interweave;Grammes per square metre is 100g/m2Institute The base fabric strength for stating base cloth layer (3) is radial direction 1600N/5cm, broadwise 300N/5cm;
    The supporting layer (2) is to be intersected to weave the planar junction formed with certain proportioning by general fibre and conductive fiber Structure;The line density of general fibre is 1.50-2.10dtex.
  2. A kind of 2. PET antistatics efficient low-resistance acupuncture lacing felt filter material according to claim 1, it is characterised in that the fiber Warp group is made up of one or two warps (31), and warp (31) quantity ratio between the adjacent fibre warps group of any two is 1:2 or 2:1, the filamentary weft group is made up of two parallels (32).
  3. 3. a kind of PET antistatics efficient low-resistance acupuncture lacing felt filter material according to claim 1, it is characterised in that the PET is fine The line density of dimension is 0.79-2.0dtex.
  4. 4. a kind of PET antistatics efficient low-resistance acupuncture lacing felt filter material according to claim 1 or 3, it is characterised in that described PET includes superfine fibre and general fibre, and the line density of the superfine fibre is 0.79-0.99dtex, described common fine The line density of dimension is 1.50-2.10dtex.
  5. 5. a kind of PET antistatics efficient low-resistance acupuncture lacing felt filter material according to claim 1, it is characterised in that the PET prevents The thickness of the efficient low-resistance acupuncture lacing felt filter material of electrostatic is 1.35-1.65mm.
  6. 6. a kind of PET antistatics efficient low-resistance acupuncture lacing felt filter material according to claim 1, it is characterised in that the PET is fine Dimension includes superfine fibre and general fibre, and the proportioning of the superfine fibre, general fibre and conductive fiber is 9:10:1.
CN201720670026.6U 2017-06-10 2017-06-10 A kind of PET antistatics efficient low-resistance acupuncture lacing felt filter material Active CN207169243U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108379934A (en) * 2018-05-07 2018-08-10 江苏灵氟隆环境工程有限公司 A kind of dedusting antistatic filtrate and preparation method thereof
CN108654211A (en) * 2018-05-07 2018-10-16 江苏灵氟隆环境工程有限公司 A kind of dedusting high temperature resistance filtration material and preparation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108379934A (en) * 2018-05-07 2018-08-10 江苏灵氟隆环境工程有限公司 A kind of dedusting antistatic filtrate and preparation method thereof
CN108654211A (en) * 2018-05-07 2018-10-16 江苏灵氟隆环境工程有限公司 A kind of dedusting high temperature resistance filtration material and preparation method thereof
CN108654211B (en) * 2018-05-07 2020-10-16 江苏灵氟隆环境工程有限公司 Dedusting high-temperature-resistant filter material and preparation method thereof

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GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: PET prevents high -efficient low resistance acupuncture felt filter material of static

Effective date of registration: 20200521

Granted publication date: 20180403

Pledgee: Taizhou Branch of Hengfeng Bank Co., Ltd

Pledgor: ZHEJIANG HEADING ENVIRONMENT TECHNOLOGY Co.,Ltd.

Registration number: Y2020330000245

PC01 Cancellation of the registration of the contract for pledge of patent right
PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20210702

Granted publication date: 20180403

Pledgee: Taizhou Branch of Hengfeng Bank Co.,Ltd.

Pledgor: ZHEJIANG HEADING ENVIRONMENT TECHNOLOGY Co.,Ltd.

Registration number: Y2020330000245