CN102059027A - Dust-free fiber deep filtration filter element - Google Patents
Dust-free fiber deep filtration filter element Download PDFInfo
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- CN102059027A CN102059027A CN2010105371476A CN201010537147A CN102059027A CN 102059027 A CN102059027 A CN 102059027A CN 2010105371476 A CN2010105371476 A CN 2010105371476A CN 201010537147 A CN201010537147 A CN 201010537147A CN 102059027 A CN102059027 A CN 102059027A
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Abstract
The invention provides a dust-free fiber deep filtration filter element. The filter element comprises a porous cylinder, wherein dust-free performance fibers which are high molecular fibers are wound on the outer circumference of the porous cylinder; a material for reducing surface energy is compounded on the high molecular fibers; the high molecular fibers can be polypropylene fibers or polyester fibers; and the material for reducing the surface energy can be polytetrafluoroethylene, organic silicon or fluororesin. The filter element has the characteristics that a high molecular fiber filter material has high air permeability and is convenient to clean, achieves the equivalent effects of a paper filter material with small filter gaps by using the dust-free characteristic of the dust-free performance fibers, and has high air permeability; effective filter area is reduced, and the overall volume of the filter element is reduced; a large-aperture air channel is formed by gaps among the fibers; due to a multi-layer structure, deep filtration is realized, and the dust storing and blocking capability is improved; and the probability that the filter material is blocked is reduced, and the service life of the filter element is prolonged.
Description
Technical field
The present invention relates to the combustion air cleaner field, specifically is a kind of not sticking gray fibers in-depth filtration filter core.
Background technology
The core component of air filter for automobile is a filter core, and the primary raw material of filter core is a filter material, to the major requirement of filter material be filter efficiency height, flow resistance low, can use and service free continuously the long period.
Existing automotive air cleaner core generally adopts papery to fold filter material, being characterized in belonging to superficial layer filters, the filtration hole is little, the filtering accuracy height, shortcoming is that the inconvenience of papery filter core is cleaned, because hole is little, having to increases the filter core work area by folding mode, thereby meet the requirements of aisle spare, this makes the volume of product increase.Simultaneously, hole is little also to be stopped up easily, causes filter effect to descend, and the life-span reduces.
Different with the folding filter material of papery, also has a kind of fibrous material filter material, fibrous material often makes non-woven filter cloth or fibre bundle twines filter cylinder, the advantage of this filter core is to be convenient to cleaning, good permeability, shortcoming is that filtering accuracy does not have papery filter core height, generally only is used for the occasion of the less demanding or liquid of air filtration.
Patent 200310115813 discloses a kind of air filtering core of being convenient to clean, and adopts fiber non-woven filter cloth as filter material, has solved the cleaning problem of filter core, but, fiber non-woven filter cloth is difficult to reach the filtering accuracy of papery filter core, so this cleaner can only be used for less demanding occasion.
Patent 93222644 discloses a kind of polypropylene fibre needling fiber filter core, adopt the polypropylene fibre needling fiber to replace the papery filter core, similar with fiber non-woven filter cloth, the same problem that has the filtering accuracy that is difficult to reach the papery filter core, and acupuncture belongs to theory of mechanics, be difficult to make fine and close micropore, filtering accuracy is low, so this technology only is used for machine oil, the diesel oil of internal combustion engine, the filtration of gasoline at present.
Patent 200810038268 discloses a kind of combined polypropylene thermal spray fiber membrane folding type filter element, adopt polypropylene thermal spray fiber membrane to replace the papery filter core, improved the durability against pollution of filter core, the filtering accuracy and the efficient of filter core have been guaranteed, thereby prolonged the service life of filter core greatly, at present, this technology can only be used for filter liquide.
Patent 200710053185 discloses a kind of filtering core of car air filtering core device, and the filter material of employing is the nonwoven of being made by terylene, polypropylene fibre.The filter material of nonwoven cloth material can clean with buck, can use repeatedly, but still can't avoid the nonwoven cloth material hole bigger, the problem of the dust infringement engine that leaked.
The filtrate that one known employing terylene laminated needled felt is arranged on the market, it adopts polytetrafluoroethylene (PTFE) overlay film on terylene or glass fabric, belong to the superficial layer filter type, has certain grey effect of not being stained with, it filters hole is to form by acupuncture or stretching ceasma, the former shortcoming and above-mentioned patent 93222644 are similar, the latter's problem mainly is that porosity and strength ratio are lower, cause filter efficiency to descend, and damage filter membrane when wind speed is big easily, generally be used for dust catcher, high-temperature smoke dust bag etc. filtering less demanding aspect.
Summary of the invention
The object of the invention provides that a kind of ventilative gap is big, storage dirt ability height, filtration resistance are little, be not stained with the air filtering core of grey function, specifically is a kind of sticking gray fibers in-depth filtration filter core.
Technical scheme of the present invention for this reason is that a kind of not sticking gray fibers in-depth filtration filter core comprises perforated cylinder, it is characterized in that: be wound with the fiber of not being stained with grey performance more than one deck on the excircle of described perforated cylinder, form a kind of deep layer filter core.
Improvement to such scheme is: the fibrage of not being stained with grey performance can be become cloth, not be stained with grey performance fibers cloth more than one deck reeling on the perforated cylinder then again, form a kind of deep layer filter core.
Improvement again to such scheme is: be that described not being stained with is compounded with the material that one deck reduces the surface energy on its surface of grey performance fibers.
Further improvement of these options is: described fiber can be glass fibre, polypropylene fibre, polyester fiber, the preferred polyester fiber; Reduce the surface can material can be polytetrafluoroethylene (PTFE), organosilicon or fluororesin and grafting thereof, copolymer.
Further improving again of such scheme is: described be not stained with grey performance fibers also can be in the spinning process of common macromolecular fibre, add reduce the surface can material, material can be silica flour, polytetrafluoroethylene powder or aerosil.
Beneficial effect:
Basic design of the present invention is that coating one deck has the coating of not being stained with grey performance on fibre bundle, constitutes a kind of gray fibers of not being stained with, and then, this fiber directly is wound in the multilayered cylindrical filter core, or this fibrage is become fiber cloth, is wound into the multilayered cylindrical filter core again.
Compare with existing general fibre winding cylinder filter core, reduced dust,, be equivalent to reduce the filtration hole, improved filtering accuracy dust by resistance.
Compare with existing overlay film fiber cloth, the present invention adopts to be coated with on fibre bundle not to be stained with grey coating, be woven into the mode of fiber cloth again, its ventilative hole is to be made of the gap between the fibre bundle, and the ventilative hole of overlay film fiber cloth is the micropore generation by mechanical acupuncture overlay film or film itself, the former gap is big, can MULTILAYER COMPOSITE form in-depth filtration, compare with the latter's both surface filtration, the ventilative gap of the present invention is big, storage dirt ability height, filtration resistance are little, simultaneously, kept not being stained with grey function.
Twine filter core with existing general fibre and compare, the fiber that the present invention uses is not to be stained with gray fibers by what surface treatment or blend spinning formed, for dust, is equivalent to reduce the filtration hole.
The characteristics that the present invention had both had general fibre filter cloth gas permeability height, has been convenient to clean, utilize the equivalent effect that grey characteristics reach little time of filtration papery filtrate of refusing of not being stained with grey performance fibers again, simultaneously, because the gas permeability height, required effective filtration area reduces, thereby has reduced the filter core overall volume.
Utilize the gap between the fibre bundle, form the large aperture air duct, do not need bigger filter area, small product size is dwindled; Sandwich construction constitutes in-depth filtration, has increased the grey dust-break ability of storage.
The fiber of not being stained with grey performance makes dust be not easy to be stained with or the stifled filter material of going up, and has reduced filter material plug-hole probability, has prolonged filter core service life.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a perforated cylinder of the present invention.
Fig. 3 is the schematic diagram that has twined fiber.
The schematic diagram that Fig. 4 is a fibre cloth winding on the perforated cylinder.
The specific embodiment
The grey performance fibers of not being stained with among the present invention can be the material that compound one deck reduces the surface energy on general fibre; Also can be in the spinning process of fibrous material, to add the component that reduces the surface energy; It can also be the texturing processing that fiber surface is reduced the surface energy.
Embodiment 1:
Fig. 1 is a kind of not sticking gray fibers in-depth filtration filter core that designs according to the method described above, and it is by the fibre bundle 1 that has twined, and 2 two parts of perforated cylinder are formed.
Fig. 2 is a perforated cylinder 2, and Fig. 3 is the fibre bundle 1 that has twined.
To have the fibre bundle 1 of not being stained with grey performance and be wrapped on the perforated cylinder 2, and constitute a cylindrical shape filter core, air flows into from the cylindrical shape filter core is peripheral, flow out from cylindrical shape filter core endoporus, otherwise or preferred periphery flows into, endoporus flows out.
In order to prevent that fibre bundle from scattering, winding can interlock becomes colored shape; The filter core periphery can make water or high pressure draught clean; The tight ness rating and the thickness of winding layer are decided according to filtering accuracy.
Not being stained with grey performance fibers can be the material that compound one deck reduces the surface energy on general fibre, and general fibre can be glass fibre, polypropylene fibre, polyester fiber, the preferred polyester fiber; Reduce the surface can material can be polytetrafluoroethylene (PTFE), organosilicon and fluororesin and grafting thereof, copolymer.。
Not being stained with grey performance fibers also can be to add the component that reduces the surface energy in the spinning process of general fibre, as nano particle, and preferred silica flour, polytetrafluoroethylene powder, aerosil.
Not being stained with grey performance fibers can also be that the texturing that reduces the surface energy on the general fibre surface is handled, preferred laser, plasma, template facture.
Embodiment 2:
Fig. 4 is a kind of not sticking gray fibers in-depth filtration filter core that designs according to the method described above, and it is by fiber cloth 3, and 2 two parts of perforated cylinder are formed.To have the fibre bundle 1 of not being stained with grey performance and be woven into fiber cloth 3, then, fiber cloth will be wound on the perforated cylinder 2, constitute a cylindrical shape filter core, air flows into from the cylindrical shape filter core is peripheral, flow out from cylindrical shape filter core endoporus, otherwise or preferred periphery flows into, endoporus flows out.The braiding tight ness rating and the winding layer thickness of fiber cloth are decided according to filtering accuracy.
The acquisition methods of not being stained with grey performance fibers is same as described above.
Claims (6)
1. not sticking gray fibers in-depth filtration filter core comprises perforated cylinder, it is characterized in that: be provided with on the excircle of described perforated cylinder and be not stained with the filter material that grey performance fibers constitutes.
2. a kind of not sticking gray fibers in-depth filtration filter core according to claim 1, it is characterized in that: not being stained with grey performance fibers can be glass fibre or polypropylene fibre or polyester fiber.
3. a kind of not sticking gray fibers in-depth filtration filter core according to claim 1 and 2, it is characterized in that: described be not stained be compounded with on the grey performance fibers one deck reduce the surface can material, reduce the surface can material can be polytetrafluoroethylene (PTFE), organosilicon or fluororesin and grafting thereof, copolymer.
4. a kind of not sticking gray fibers in-depth filtration filter core according to claim 1 and 2, it is characterized in that: described not being stained with added the material that reduces the surface energy in the spinning process that grey performance fibers can be a general fibre, this material can be silica flour, polytetrafluoroethylene powder or aerosil.
5. a kind of not sticking gray fibers in-depth filtration filter core according to claim 1, it is characterized in that: not being stained with grey performance fibers is that one or more layers is wrapped on the excircle of perforated cylinder.
6. a kind of sticking gray fibers in-depth filtration filter core according to claim 1 is characterized in that: described not to be stained with grey performance fibers also can be that braiding becomes cloth and is wound on the excircle of perforated cylinder later on again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105371476A CN102059027A (en) | 2010-10-31 | 2010-10-31 | Dust-free fiber deep filtration filter element |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105371476A CN102059027A (en) | 2010-10-31 | 2010-10-31 | Dust-free fiber deep filtration filter element |
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| CN102059027A true CN102059027A (en) | 2011-05-18 |
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| CN2010105371476A Pending CN102059027A (en) | 2010-10-31 | 2010-10-31 | Dust-free fiber deep filtration filter element |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350144A (en) * | 2011-08-01 | 2012-02-15 | 湖北工业大学 | Self anti-deformation flushable air cleaner |
| CN103381317A (en) * | 2013-06-25 | 2013-11-06 | 蚌埠凤凰滤清器有限责任公司 | Bamboo charcoal powder filter core and preparation method thereof |
| CN103505941A (en) * | 2013-09-06 | 2014-01-15 | 安徽青阳县雄伟泵阀制造有限公司 | Structure filter core and preparation method thereof |
| CN112239941A (en) * | 2019-07-17 | 2021-01-19 | Bsh家用电器有限公司 | Household appliance filter and household appliance with same |
| CN113198272A (en) * | 2021-05-27 | 2021-08-03 | 中国核电工程有限公司 | Radioactive tail gas treatment filter element, filter and treatment system |
| CN115253486A (en) * | 2022-08-16 | 2022-11-01 | 朗天科技股份有限公司 | High-wear-resistance dedusting filter material and preparation method thereof |
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| CN100402279C (en) * | 2005-09-08 | 2008-07-16 | 武汉科技学院 | Nonwoven fabric nonwatertight moisture keeping template lining and method for manufacturing the same |
| CN101270546A (en) * | 2008-05-08 | 2008-09-24 | 营口耐斯特滤料科技有限公司 | Functional topical finishing method for high temperature flue gas filter material |
| CN201192605Y (en) * | 2008-04-28 | 2009-02-11 | 安徽省绩溪县华林玻璃纤维有限公司 | Polytetrafluoroethylene fiber and fiberglass blended spinning filter material |
| CN101397437A (en) * | 2008-07-23 | 2009-04-01 | 厦门三维丝环保工业有限公司 | Coating composition for improving filter material surface and coating formation method thereby |
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2010
- 2010-10-31 CN CN2010105371476A patent/CN102059027A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100402279C (en) * | 2005-09-08 | 2008-07-16 | 武汉科技学院 | Nonwoven fabric nonwatertight moisture keeping template lining and method for manufacturing the same |
| CN201192605Y (en) * | 2008-04-28 | 2009-02-11 | 安徽省绩溪县华林玻璃纤维有限公司 | Polytetrafluoroethylene fiber and fiberglass blended spinning filter material |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350144A (en) * | 2011-08-01 | 2012-02-15 | 湖北工业大学 | Self anti-deformation flushable air cleaner |
| CN103381317A (en) * | 2013-06-25 | 2013-11-06 | 蚌埠凤凰滤清器有限责任公司 | Bamboo charcoal powder filter core and preparation method thereof |
| CN103505941A (en) * | 2013-09-06 | 2014-01-15 | 安徽青阳县雄伟泵阀制造有限公司 | Structure filter core and preparation method thereof |
| CN103505941B (en) * | 2013-09-06 | 2014-12-31 | 安徽青阳县雄伟泵阀制造有限公司 | Structure filter core and preparation method thereof |
| CN112239941A (en) * | 2019-07-17 | 2021-01-19 | Bsh家用电器有限公司 | Household appliance filter and household appliance with same |
| CN112239941B (en) * | 2019-07-17 | 2024-02-06 | Bsh家用电器有限公司 | Household appliance filter and household appliance with same |
| CN113198272A (en) * | 2021-05-27 | 2021-08-03 | 中国核电工程有限公司 | Radioactive tail gas treatment filter element, filter and treatment system |
| CN115253486A (en) * | 2022-08-16 | 2022-11-01 | 朗天科技股份有限公司 | High-wear-resistance dedusting filter material and preparation method thereof |
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Application publication date: 20110518 |