CN208839219U - A kind of novel aramid fiber composite acupuncture overlay film filter bag - Google Patents
A kind of novel aramid fiber composite acupuncture overlay film filter bag Download PDFInfo
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- CN208839219U CN208839219U CN201821208305.1U CN201821208305U CN208839219U CN 208839219 U CN208839219 U CN 208839219U CN 201821208305 U CN201821208305 U CN 201821208305U CN 208839219 U CN208839219 U CN 208839219U
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Abstract
Originally practical to disclose a kind of novel aramid fiber composite acupuncture overlay film filter bag, the bag shaped structure being arranged to including at least the aramid fiber layer for being located at dust-collecting face and positioned at the polyester fiber layer of reverse side, it is crossed-over between aramid fiber layer and polyester fiber layer by needle point method, the aramid fiber monomer of aramid fiber layer is set as curved arc shape or U-shaped by pretreatment, the polyester fiber monomer of polyester fiber layer is set as curved arc shape or U-shaped by pretreatment, make to pierce molding aramid fiber layer by needle and polyester fiber layer surface forms respective inwardly protruded convex nose, it further include being located in the middle basalt fibre base cloth layer, the substrate of basalt fibre base cloth layer includes basalt fibre monomer, uniformly distributed polyphenylene sulfide protrusion is arranged in aramid fiber layer outer layer, polyphenylene sulfide protrusion be arranged around bag shaped structure polycyclic annular protrusion or longitudinally disposed longitudinal direction Protrusion.The utility model is heat-resist, thermo oxidative aging stability is good, acid resistance is good, and resistance to abrasion is good.
Description
Technical field
Originally practical to be related to filtering material technical field, and in particular to a kind of novel aramid fiber composite acupuncture overlay film filter bag.
Background technique
With the development of industrial society, people are also gradually increasing the protective awareness of environment, for each of industrial output
The processing method of kind waste liquid, exhaust gas and solid waste residue is also in continuous optimization, and recently, PM2.5's causes
Everybody concern, the various exhaust gas being mostly derived from life or production improve empty to reduce the content of PM2.5 in air
Makings amount needs to handle various exhaust gas, especially industrial waste gas.
Currently, to the method that the processing of industrial waste gas mainly uses Nomex filter bag, and existing Nomex is generally
Common layered composite structure, it is higher in the flue-gas temperature of the industries such as steel, metallurgy, electric power, chemical industry, pharmacy, and have relatively strong
Acid corrosivity, the Nomex of general layer shape structure are difficult to meet the calcination of its high temperature, peracid, high corrosion particulate matter to filter bag
Destruction with corrosive gas to filtrate, while it being easy dust stratification, deashing is difficult, and reduced service life increases the production cost of enterprise
Add, is also easy to cause the production accidents such as fire.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of innovative structure, heat-resist, thermo oxidative aging stability
Well, acid resistance is good, the good aramid fiber composite acupuncture overlay film filter bag structure of resistance to abrasion.
In order to solve the above-mentioned technical problem, originally practical that a kind of novel aramid fiber composite acupuncture overlay film filter bag is provided, at least wrap
It includes the aramid fiber layer positioned at dust-collecting face and the bag shaped structure that is arranged to of polyester fiber layer positioned at reverse side, aramid fiber layer and washs
It is crossed-over between synthetic fibre fibrous layer by needle point method, the aramid fiber monomer of aramid fiber layer is set as curved by pretreatment
Arc is U-shaped, and the polyester fiber monomer of polyester fiber layer is set as curved arc shape or U-shaped by pretreatment, makes to pierce molding by needle
Aramid fiber layer and polyester fiber layer surface form respective inwardly protruded convex nose, further include being located in the middle basalt fibre
Base cloth layer, the substrate of basalt fibre base cloth layer include basalt fibre monomer, and uniformly distributed polyphenyl is arranged in aramid fiber layer outer layer
Thioether protrusion, polyphenylene sulfide protrusion are arranged around the polycyclic annular protrusion or longitudinally disposed longitudinally convex of bag shaped structure.
Further, basalt fibre base cloth layer also adulterates flexible steel wire and works out, basalt fibre monomer and flexibility
The mass ratio of steel wire is 1:0.1~0.6.
Further, aramid fiber layer and polyester fiber layer outer layer cover function microporous barrier, and function microporous barrier includes PTFE
Microporous barrier and/PPS microporous barrier and/or acidproof, corrosion-resistant microporous barrier and/or antistatic microporous barrier and/or chitosan microporous barrier apply
Layer.
Further, antistatic microporous barrier includes softening agent soakage layer and cationic and anionic surfactant or white oil coating.
Further, the thickness of function microporous barrier is no more than 0.5mm.
Further, conductive particle is set in function microporous barrier.
Further, conductive particle is charcoal based material or metal oxide based material or metal based material or metal salt system
Material.
Further, aramid fiber layer includes staple fiber monomer and long fibre monomer, and is wound in three-dimensional by needle point method
Gap structure, staple fiber monomer and long fibre monomer ratio are 1:0.2~0.8.
Further, polyester fiber layer includes staple fiber monomer and long fibre monomer, and is wound in three-dimensional by needle point method
Gap structure, staple fiber monomer and long fibre monomer ratio are 1:0.2~0.8.
Compared with prior art, this practical beneficial effect is: the utility model dust-collecting face is aramid fiber, and reverse side is
Polyester fiber forms composite construction, improves the heat resistance of filtrate；The aramid fiber monomer of aramid fiber layer passes through pretreatment
It is set as curved arc shape or U-shaped, the polyester fiber monomer of polyester fiber layer is set as curved arc shape or U-shaped by pretreatment, makes to pass through
Needle pierces molding aramid fiber layer and polyester fiber layer surface forms respective inwardly protruded convex nose, and then makes filter felt outwardly
Direction forms openning shape, is conducive to the receiving of more dusts, intercepts and release when deashing to dust, makes not block ash, do not block up eye；Also
Including being located in the middle basalt fibre base cloth layer, the substrate of basalt fibre base cloth layer includes basalt fibre monomer, is utilized
The fiber properties of the micron dimension of basalt fibre monomer, enable porosity to reach 80% or more；Aramid fiber layer outer layer is set
Uniformly distributed polyphenylene sulfide protrusion is set, polyphenylene sulfide protrusion is arranged around the polycyclic annular protrusion or longitudinally disposed of bag shaped structure
It is longitudinally convex, the setting of high strength polyphenylene sulfide protrusion so that the dust of bulky grain will not directly be hit to aramid fiber layer,
Extend the service life of filter bag, while annular protrusion or longitudinally disposed longitudinally convex setting can be filled with the power of complement filter bag
It sets, longitudinal contraction deashing is carried out to filter bag or cross-sectional constriction deashing, deashing great efforts, effect are good.
Detailed description of the invention
In order to illustrate more clearly of the technical solution in this practical embodiment, will make below to required in embodiment description
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only this practical some embodiment, for
For those of ordinary skill in the art, without any creative labor, it can also be obtained according to these attached drawings
His attached drawing.
Fig. 1 is a kind of structural schematic diagram of the filter felt of novel aramid fiber composite acupuncture overlay film filter bag in embodiment；
Wherein, 1- aramid fiber layer, 2- polyester fiber layer, 3- basalt fibre base cloth layer, 4- polyphenylene sulfide protrusion, 5- function
It can microporous barrier.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment practical to this is further described.Following embodiment is only
For clearly illustrating this practical technical solution, and it cannot be used as a limitation this practical protection scope of limitation.
As shown in Figure 1, a kind of novel aramid fiber composite acupuncture overlay film filter bag of the utility model, meets dirt including at least being located at
The aramid fiber layer 1 in face and the bag shaped structure that is arranged to of polyester fiber layer 2 positioned at reverse side, aramid fiber layer 1 and polyester fiber
It is crossed-over between layer 2 by needle point method, aramid fiber layer 1 includes staple fiber monomer and long fibre monomer, and passes through needle
Acupuncture manipulation is wound in three-dimensional gap structure, and staple fiber monomer and long fibre monomer ratio are 1:0.4；Polyester fiber layer 2 includes short fibre
Monomer and long fibre monomer are tieed up, and three-dimensional gap structure, staple fiber monomer and long fibre monomer ratio are wound in by needle point method
For 1:0.6.The aramid fiber monomer of aramid fiber layer 1 is set as curved arc shape or U-shaped by pretreatment, and polyester fiber layer 2 is washed
Synthetic fibre fiber monomer is set as curved arc shape or U-shaped by pretreatment, makes to pierce molding aramid fiber layer 1 and polyester fiber layer by needle
2 surfaces form respective inwardly protruded convex nose, further include being located in the middle basalt fibre base cloth layer 3, basalt fibre base fabric
The substrate of layer 3 includes basalt fibre monomer, and basalt fibre base cloth layer 3 also adulterates flexible steel wire and works out, and basalt is fine
The mass ratio for tieing up monomer and flexible steel wire is 1:0.3.Uniformly distributed polyphenylene sulfide protrusion 4, polyphenylene sulfide is arranged in 1 outer layer of aramid fiber layer
Ether protrusion 4 is arranged around the polycyclic annular protrusion or longitudinally disposed longitudinally convex of bag shaped structure.Aramid fiber layer 1 and terylene
2 outer layer of fibrous layer covers function microporous barrier 5, function microporous barrier 5 with a thickness of 0.3mm.Function microporous barrier 5 includes PTFE microporous barrier
With/PPS microporous barrier and/or acidproof, corrosion-resistant microporous barrier and/or antistatic microporous barrier and/or chitosan micropore membrane coat.Prevent quiet
Electric microporous barrier includes softening agent soakage layer and cationic and anionic surfactant or white oil coating.Electrically conductive particles are set in function microporous barrier
Son, conductive particle are charcoal based material or metal oxide based material or metal based material or metal salt based material.The present embodiment
Needled punched nonwoven material direct overlay film after singing avoids the drying process of first lotion impregnation technology, reduces production energy consumption, mention
High production efficiency, by covering for function microporous barrier, the compensation function in the case where guaranteeing porosity makes applicability more
Extensively；By reducing speed of singing, while big burner is opened, the melting degree of aramid fiber monomer is improved, so that it is micro- to improve function
Pore membrane and aramid fiber eedle-punched non-wovens and terylene eedle-punched non-wovens cover fastness.
The foregoing is merely the practical preferred embodiments of sheet, not to limit practical, all essences practical in sheet
Within mind and principle, any modification, equivalent replacement, improvement and so on be should be included within this practical protection scope.
Claims (9)
1. a kind of novel aramid fiber composite acupuncture overlay film filter bag, which is characterized in that including at least the aramid fiber for being located at dust-collecting face
Layer and the bag shaped structure that is arranged to of polyester fiber layer positioned at reverse side, lead between the aramid fiber layer and the polyester fiber layer
Needle point method to be crossed to be crossed-over, the aramid fiber monomer of the aramid fiber layer is set as curved arc shape or U-shaped by pretreatment,
The polyester fiber monomer of the polyester fiber layer is set as curved arc shape or U-shaped by pretreatment, makes to pierce by needle molding described
Aramid fiber layer and the polyester fiber layer surface form respective inwardly protruded convex nose, further include being located in the middle basalt fibre
Wiki layer of cloth, the substrate of the basalt fibre base cloth layer include basalt fibre monomer, the aramid fiber layer outer layer setting
Uniformly distributed polyphenylene sulfide protrusion, the polyphenylene sulfide protrusion are arranged around polycyclic annular protrusion or the longitudinal direction of the bag shaped structure
What is be arranged is longitudinally convex.
2. a kind of aramid fiber composite acupuncture overlay film filter bag according to claim 1, which is characterized in that the basalt fibre
Base cloth layer also adulterates flexible steel wire and works out, and the mass ratio of the basalt fibre monomer and the flexible steel wire is 1:0.1
~0.6.
3. a kind of aramid fiber composite acupuncture overlay film filter bag according to claim 1, which is characterized in that the aramid fiber layer
Function microporous barrier is covered with the polyester fiber layer outer layer, the function microporous barrier includes PTFE microporous barrier and/PPS microporous barrier
And/or acidproof, corrosion-resistant microporous barrier and/or antistatic microporous barrier and/or chitosan micropore membrane coat.
4. a kind of aramid fiber composite acupuncture overlay film filter bag according to claim 3, which is characterized in that the antistatic micropore
Film includes softening agent soakage layer and cationic and anionic surfactant or white oil coating.
5. a kind of aramid fiber composite acupuncture overlay film filter bag according to claim 3, which is characterized in that the function microporous barrier
Thickness be no more than 0.5mm.
6. a kind of aramid fiber composite acupuncture overlay film filter bag according to claim 3, which is characterized in that the function microporous barrier
Inside set conductive particle.
7. a kind of aramid fiber composite acupuncture overlay film filter bag according to claim 6, which is characterized in that the conductive particle
For charcoal based material or metal oxide based material or metal based material or metal salt based material.
8. a kind of aramid fiber composite acupuncture overlay film filter bag according to claim 1, which is characterized in that the aramid fiber layer
Three-dimensional gap structure, the staple fiber monomer and length are wound in including staple fiber monomer and long fibre monomer, and by needle point method
Fiber monomer ratio is 1:0.2~0.8.
9. a kind of aramid fiber composite acupuncture overlay film filter bag according to claim 1, which is characterized in that the polyester fiber layer
Three-dimensional gap structure, the staple fiber monomer and length are wound in including staple fiber monomer and long fibre monomer, and by needle point method
Fiber monomer ratio is 1:0.2~0.8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821208305.1U CN208839219U (en) | 2018-07-28 | 2018-07-28 | A kind of novel aramid fiber composite acupuncture overlay film filter bag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821208305.1U CN208839219U (en) | 2018-07-28 | 2018-07-28 | A kind of novel aramid fiber composite acupuncture overlay film filter bag |
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| CN208839219U true CN208839219U (en) | 2019-05-10 |
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| CN201821208305.1U Active CN208839219U (en) | 2018-07-28 | 2018-07-28 | A kind of novel aramid fiber composite acupuncture overlay film filter bag |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112755653A (en) * | 2020-12-21 | 2021-05-07 | 中材科技膜材料（山东）有限公司 | High-temperature-resistant PTFE (polytetrafluoroethylene) membrane filter material and production method thereof |
| CN113058339A (en) * | 2021-04-06 | 2021-07-02 | 安徽中电环保材料股份有限公司 | Polyester film-coated dust removal filter bag for cement canning and production process thereof |
-
2018
- 2018-07-28 CN CN201821208305.1U patent/CN208839219U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112755653A (en) * | 2020-12-21 | 2021-05-07 | 中材科技膜材料（山东）有限公司 | High-temperature-resistant PTFE (polytetrafluoroethylene) membrane filter material and production method thereof |
| CN113058339A (en) * | 2021-04-06 | 2021-07-02 | 安徽中电环保材料股份有限公司 | Polyester film-coated dust removal filter bag for cement canning and production process 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: Novel aramid fiber composite needling film-coated filter bag Effective date of registration: 20200521 Granted publication date: 20190510 Pledgee: Taizhou Branch of Hengfeng Bank Co., Ltd Pledgor: ZHEJIANG HEADING ENVIRONMENT TECHNOLOGY Co.,Ltd. Registration number: Y2020330000245 |
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| 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: 20190510 Pledgee: Taizhou Branch of Hengfeng Bank Co.,Ltd. Pledgor: ZHEJIANG HEADING ENVIRONMENT TECHNOLOGY Co.,Ltd. Registration number: Y2020330000245 |