CN201558642U - Air filter element - Google Patents
Air filter element Download PDFInfo
- Publication number
- CN201558642U CN201558642U CN2009201778575U CN200920177857U CN201558642U CN 201558642 U CN201558642 U CN 201558642U CN 2009201778575 U CN2009201778575 U CN 2009201778575U CN 200920177857 U CN200920177857 U CN 200920177857U CN 201558642 U CN201558642 U CN 201558642U
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- Prior art keywords
- filter
- filter material
- air cleaner
- end cover
- cleaner cartridge
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- Expired - Fee Related
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to an air filter element. The filter element comprises a filter folded in a continuous V shape. The filter is enclosed to be cylinder from beginning to end. The two ends of the cylinder are respectively provided with an upper end cover and a lower end cover. The inner wall and the outer wall of the cylinder are provided with a netted inner frame and a netted outer frame. The filter is a spunlaced filmed non-woven fabric by the electric fusion of a spunlaced non-woven fabric and a tetrafluoroethylene monomer polymer. The thickness of the filter is 0.3mm and that of the tetrafluoroethylene monomer polymer of the filter is 0.3um- 0.5um. The utility model designs a filter element whose the dust discharge amount is zero in compliance with the requirement of the strict air filtering in each industry, thus improving the airflow, reducing the running resistance, prolonging the useful life, reducing the deashing frequency and saving the maintenance cost. The utility mode has the advantages of good filter rigidity, high film filtering efficiency, high air-to-cloth ratio and fine filter stability.
Description
Technical field
The utility model relates to the cleaner technical field, is specifically related to a kind of air cleaner cartridge.
Background technology
In many industrial environment, usually run into and in atmosphere, be suspended with the subparticle material.Processing to described suspended particulate has kind of a purpose: 1, be that dust is recycled on the one hand, for example belong to this situation: the starch in the food service industry, additive, industrial chemicals, Icing Sugar, noble metal, finished cement etc.; 2, be for to dedusting and purifying air on the other hand, for example belong to this operating mode: casting, polishing, cutting etc., the dust of these operating modes must be effectively controlled, can be discharged, particularly some heavy metals and extremely toxic substance, as Cr VI, manganese oxide, lead oxide etc.,, all it there is strict control at home and abroad because its pollution to environment is very serious.
Need be by following dedusting flow process to the udst separation of above-mentioned dust: suspended hood, airduct, wear-resisting mouth, one-level cyclone dust collectors (being necessary), secondary ash collector (cloth-bag type or filter cartridge type), three grades of ultra high efficiency dedusters (being necessary), blower fan, exhaust duct, pure air enter atmosphere, this dedusting flow process is the technology of a cover comparative maturity, dust is collected by deduster substantially, below mainly sets forth filter cylinder element in the filter drum type precipitator.
When other designs of system reach reasonable, the performance of filter cylinder element, concern whole system whether can long-acting operation and efficiency of dust collection whether can reach.
The core of filter cylinder spare part is divided into two aspects: one, filter material; Two, structure reasonable in design.
Filter material integral body of the prior art can be divided into three big classes: one, composite fibre filter material; Two, long fibre polyester filtrate; Three, post processing filtrate.Wherein the composite fibre filter material is the depth-type filtration material substantially, and its filtering accuracy is relatively low, and the normal filtration precision is 2-5 μ m; The long fibre polyester filter material surface filtration that is as the criterion, its filtering accuracy is approximately 1-20 μ m; It is not very high operating mode that these two kinds of filter materials are used for requirement, and its filter efficiency can be up to state standards substantially, as the concentration of emission aspect, under situation reasonable in design, is 20-120mg/m substantially
3, but under some special operation conditions, as recovery, the extremely toxic substance discharging aspect of noble metal, be difficult to reach national requirements, and because the key property of these materials is limited, its safeguard aspect, service life, energy consumption aspects etc. in use all are subjected to very big influence.In a lot of operating modes, the application of material after-treatment is more and more at present, as various filter materials such as nano material, overlay film material, fire-retardant, antistatics.Spacing is very little between this filter material filter material folding and the folding, add that pleat is apart from deep, reach 48mm,, enter into the dark bottom of pleat of filter material as dust so angle is very little between the filter material, even pulse dust cleaning is arranged, dust can not be removed totally from the dark bottom of pleat, (filter cylinder must be disassembled from deduster like this, just dust can be removed with manually beaing mode, so both the lost labor influenced the normal operation of equipment again.), though so just cause the theoretical filter area of filter cylinder very big, actual effective filtration area is very little; And long fibre polyester and long fibre polyester add tetrafluoroethylene monomer polymer overlay film, because the physical property aspect of this material is limited, its filter area can only be worked into 10.1m
2So its initial resistance is than higher, the operation interval Resistance Value is less, and is bigger to the influence in service life of filter cylinder.Therefore, be necessary the filter material and the structure of existing filter cylinder filter core are improved.
The utility model content
The purpose of this utility model is to overcome that to overcome traditional filter material filter efficiency in the prior art low, service life is short, need the often defective of maintenance, design the filter core that a kind of dust discharge amount is almost equal to zero, strict air-filtering requirement that can compound various industries, another purpose of the present utility model is to make dust cake stripping performance to reach splendid effect, also will reach the circulation tolerance that improves air simultaneously, reduce running resistance, increase the service life, reduce the deashing frequency, save the maintenance expense, the rigidity that can also reach filter material is good, the filter efficiency height of film, even air cloth ratio is higher, the effect that the stability of filter material is good.
For achieving the above object, the technical solution of the utility model is a kind of air cleaner cartridge of design, it is characterized in that, described filter core comprises the filter material that is folded into continuous V font, the described filter material that is folded into continuous V font joins end to end and surrounds cylindrical body, be respectively equipped with upper end cover, bottom end cover at the two ends of described cylindrical body, inwall, the outer wall of described cylindrical body be respectively equipped with netted inner frame and netted outside skeleton, described filter material merges the water thorn overlay film nonwoven that forms by spunlace non-woven cloth and tetrafluoroethylene monomer polymer by electric heating.
Wherein, the thickness of described filter material is 0.25mm～0.35mm.
Wherein, the thickness of tetrafluoroethylene monomer polymer is 0.3 μ m-0.5 μ m in the described filter material.Wherein, the height of the diameter of described cylindrical body and cylindrical body is
Wherein, the described broken number that is folded into the filter material of V font continuously is 260 foldings～280 foldings.
Wherein, the described pleat distance that is folded into the filter material of V font continuously is 38mm.
Wherein, the effective filtration area of described filter material is 16m
2～18m
2
Wherein, described spunlace non-woven cloth is the long filament non-woven fibre.
Wherein, be provided with sealing ring in the end of described upper end cover and/or bottom end cover.
Wherein, described upper end cover and/or bottom end cover are formed by Zinc-coated steel-plated punch, and described netted inner frame and netted outer skeleton are diamond mesh.
Advantage of the present utility model and beneficial effect are: because this filter core has adopted the water that is formed by the electric heating fusion by spunlace non-woven cloth and tetrafluoroethylene monomer polymer to sting the overlay film nonwoven as filter material, therefore, this filter core has superfine fibre/small-bore, sub-micron pore size; Also has Chao Guanghua ﹠amp; Not viscosity, very easily deashing; Stable chemical property; Firmly do not come off; Reduce discharging (EPA); But stabilizing low voltage difference, pressure rises highly stable; Has higher filtration velocity; Can prolong filter cylinder service life; Reduce operation cost; Increase output; Reduce energy consumption; Its moisture resistance can reach 100%; Chemical compatibility: acid resistance: good, alkaline resistance properties: good.
Description of drawings
Fig. 1 is the cartridge structure schematic diagram in the utility model;
Fig. 2 is the filter core schematic top plan view in the utility model;
Fig. 3 partial enlarged drawing in 2 that charts;
Fig. 4 is the filter material profile in the utility model.
Among the figure: 1, filter core; 2, V font; 3, cylindrical body; 4, upper end cover; 5, bottom end cover; 6, netted inner frame; 7, netted outer skeleton; 8, spunlace non-woven cloth; 9, tetrafluoroethylene monomer polymer; 10, water thorn overlay film nonwoven; 11, sealing ring.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is further described.Following examples only are used for the technical solution of the utility model more clearly is described, and can not limit protection domain of the present utility model with this.
Shown in accompanying drawing 1 to 4, the concrete technical scheme of implementing of the utility model is:
A kind of air cleaner cartridge, described filter core 1 comprises the filter material that is folded into continuous V font 2, the described filter material that is folded into continuous V font 2 joins end to end and surrounds cylindrical body 3, be respectively equipped with upper end cover 4, bottom end cover 5 at the two ends of described cylindrical body 3, be respectively equipped with netted inner frame 6 and netted outer skeleton 7 at inwall, the outer wall of described cylindrical body 3, described filter material merges the water that forms with tetrafluoroethylene monomer polymer 9 by electric heating by spunlace non-woven cloth 8 and stings overlay film nonwoven 10.
In the utility model, preferred embodiment be THICKNESS CONTROL with described filter material between 0.25mm～0.35mm, its optimum efficiency is 0.3mm.Wherein, preferred embodiment also comprises: should be with the thickness of tetrafluoroethylene monomer polymer in the described filter material between 0.3 μ m-0.5 μ m.When the diameter of described cylindrical body 3 and the height of cylindrical body are
The time, the described broken number that is folded into the filter material of V font 2 continuously can fold between 260 foldings～280 foldings, and in the utility model, the described pleat distance that is folded into the filter material of V font 2 continuously should be controlled at 38mm.At this moment, the effective filtration area of described filter material is because 16m
2～18m
2In the utility model, described spunlace non-woven cloth can be selected the non-woven fibre of long filament for use.
The utility model is provided with sealing ring 11 in the end of described upper end cover 4 and/or 5 bottom end covers.Described upper end cover 4 and/or bottom end cover 5 are formed by Zinc-coated steel-plated punch, and described netted inner frame 6 is a diamond mesh with netted outer skeleton 7.
Because some industries that air cleaning is had relatively high expectations select for use nanometer, long fibre polyester to add the tetrafluoroethylene monomer polymer as overlay film and these three types of material of water thorn overlay film mostly at present, also are very suitable from the energy-conserving and environment-protective aspect.Also improving to some extent of filter medium structure design aspect; Wherein composite fibre and composite fibre add the nanometer material, and its filter area all is 23m under the prerequisite of above-mentioned filter cylinder specification
2Spacing is very little between filter material folding and the folding, adds that pleat apart from deep, reaches 48mm, so angle is very little between the filter material, enter the dark bottom of pleat of filter material as dust,, can not remove clean from the dark bottom of pleat dust even pulse dust cleaning is arranged, (filter cylinder must be disassembled from deduster like this, just dust can be removed with manually beaing mode, so both the lost labor influenced the normal operation of equipment again.), though so just cause the theoretical filter area of filter cylinder very big, actual effective filtration area is very little; And long fibre polyester and long fibre polyester add the tetrafluoroethylene monomer polymer as overlay film, because the physical property aspect of material is limited, its filter area can only be worked into 10.1m2, so its initial resistance is than higher, the operation interval Resistance Value is less, and is bigger to the influence in service life of filter cylinder; And water thorn overlay film material aspect just in time can remedy above-mentioned two kinds of material shortcomings, both the broken number of filter cylinder can have been accomplished to be similar to the broken number of composite fibre material, consider ash-removal effect simultaneously, the filter material pleat is reduced to 38mm deeply, increases the angle between folding and the folding, improve ash-removal effect.Its concrete comparable situation is shown in following table one.
Table one: the contrast of existing filter material and the utility model filter material
The above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. air cleaner cartridge, it is characterized in that, described filter core comprises the filter material that is folded into continuous V font, the described filter material that is folded into continuous V font joins end to end and surrounds cylindrical body, be respectively equipped with upper end cover, bottom end cover at the two ends of described cylindrical body, inwall, the outer wall of described cylindrical body be respectively equipped with netted inner frame and netted outside skeleton, described filter material merges the water thorn overlay film nonwoven that forms by spunlace non-woven cloth and tetrafluoroethylene monomer polymer by electric heating.
2. air cleaner cartridge as claimed in claim 1 is characterized in that, the thickness of described filter material is 0.25mm～0.35mm.
3. air cleaner cartridge as claimed in claim 2 is characterized in that, the thickness of tetrafluoroethylene monomer polymer is 0.3 μ m-0.5 μ m in the described filter material.
4. air cleaner cartridge as claimed in claim 3 is characterized in that, the diameter of described cylindrical body and the height of cylindrical body are
352mm * 660mm.
5. air cleaner cartridge as claimed in claim 4 is characterized in that, the described broken number that is folded into the filter material of V font continuously is 260 foldings～280 foldings.
6. air cleaner cartridge as claimed in claim 5 is characterized in that, the described pleat distance that is folded into the filter material of V font continuously is 38mm.
7. air cleaner cartridge as claimed in claim 6 is characterized in that, the effective filtration area of described filter material is 16m
2～18m
2
8. as each described air cleaner cartridge in the claim 1 to 7, it is characterized in that described spunlace non-woven cloth is the long filament non-woven fibre.
9. air cleaner cartridge as claimed in claim 1 is characterized in that, is provided with sealing ring in the end of described upper end cover and/or bottom end cover.
10. air cleaner cartridge as claimed in claim 1 is characterized in that described upper end cover and/or bottom end cover are formed by Zinc-coated steel-plated punch, and described netted inner frame and netted outer skeleton are diamond mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201778575U CN201558642U (en) | 2009-09-07 | 2009-09-07 | Air filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201778575U CN201558642U (en) | 2009-09-07 | 2009-09-07 | Air filter element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201558642U true CN201558642U (en) | 2010-08-25 |
Family
ID=42623788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201778575U Expired - Fee Related CN201558642U (en) | 2009-09-07 | 2009-09-07 | Air filter element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201558642U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102042057A (en) * | 2010-12-14 | 2011-05-04 | 虞跃平 | Tail gas purifying and filtering device for motor vehicle |
| CN103781529A (en) * | 2011-09-09 | 2014-05-07 | 旭化成纤维株式会社 | Filter material |
| CN105251379A (en) * | 2015-10-28 | 2016-01-20 | 上海闰铭精密技术有限公司 | Splicing hydrophobic and oileophobic polytetrafluoroethylene filtering element |
| CN106512596A (en) * | 2016-11-16 | 2017-03-22 | 上海闰铭精密技术有限公司 | Renewable large flow filter core |
| CN106902572A (en) * | 2017-03-07 | 2017-06-30 | 九江七所精密机电科技有限公司 | A kind of High Pressure Difference air cleaner low laying dust air filtering core and preparation method thereof |
| CN112221277A (en) * | 2020-10-30 | 2021-01-15 | 西华大学 | Air filter |
-
2009
- 2009-09-07 CN CN2009201778575U patent/CN201558642U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102042057A (en) * | 2010-12-14 | 2011-05-04 | 虞跃平 | Tail gas purifying and filtering device for motor vehicle |
| CN103781529A (en) * | 2011-09-09 | 2014-05-07 | 旭化成纤维株式会社 | Filter material |
| CN103781529B (en) * | 2011-09-09 | 2016-03-30 | 旭化成纤维株式会社 | Filtering material |
| CN105251379A (en) * | 2015-10-28 | 2016-01-20 | 上海闰铭精密技术有限公司 | Splicing hydrophobic and oileophobic polytetrafluoroethylene filtering element |
| CN106512596A (en) * | 2016-11-16 | 2017-03-22 | 上海闰铭精密技术有限公司 | Renewable large flow filter core |
| CN106902572A (en) * | 2017-03-07 | 2017-06-30 | 九江七所精密机电科技有限公司 | A kind of High Pressure Difference air cleaner low laying dust air filtering core and preparation method thereof |
| CN112221277A (en) * | 2020-10-30 | 2021-01-15 | 西华大学 | Air filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100825 Termination date: 20140907 |
|
| EXPY | Termination of patent right or utility model |