CN107261660B - Combined long-life high-efficiency air filter - Google Patents
Combined long-life high-efficiency air filter Download PDFInfo
- Publication number
- CN107261660B CN107261660B CN201710601557.4A CN201710601557A CN107261660B CN 107261660 B CN107261660 B CN 107261660B CN 201710601557 A CN201710601557 A CN 201710601557A CN 107261660 B CN107261660 B CN 107261660B
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- Prior art keywords
- air filter
- layer
- teeth
- air
- wide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
- B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
- B01D46/64—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/785—Regeneration of the filtering material or filter elements inside the filter by electrical means, e.g. for the generation of electrostatic forces in order to reject particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
Abstract
The invention relates to the field of air filters, in particular to a combined type long-service-life high-efficiency air filter. The novel high-efficiency water-repellent electrostatic filter comprises an air filter element, a fixed base and a primary filter layer, wherein the air filter element is fixedly connected with the fixed base through glue, the primary filter layer is covered on the air filter element and consists of three layers of filter media, the first layer is PP water-repellent non-woven fabric, the second layer is efficient low-resistance electrostatic fiber, and the third layer is PP water-repellent non-woven fabric. The advantage is, reasonable in design, uses in a flexible way, has reduced the original resistance of air, promotes air inlet efficiency and filtration quality, adsorbs the moisture in great granule dust and the air through primary filter layer, has protected the cleanliness of filtering surface, suppresses filter paper structure through self-control gyro wheel mould, then folds into a wide tooth sharp tooth structure to filter paper through the paper folding machine, increases air cleaner's filtration effective area, prolongs air filter's life.
Description
Technical Field
The invention relates to the field of air filters, in particular to a combined type long-service-life high-efficiency air filter.
Background
The air filter elements adopted by the prior air filter are folded in the same mode and then folded into a wave-shaped structure. This kind of through fixed single-layer wave structure air cleaner of air filter of fixed frame, because its structure is too simple, filter effect and precision are all relatively poor, be difficult to satisfy the requirement of air cleanliness, do not have the layering nature, air filtration's original resistance is big, influence air inlet efficiency, along with the increase of live time, big and small dust mixes and gathers, can constantly increase air resistance, and influence air inlet efficiency, more can influence air filtration cleanliness, sometimes air humidity is great, a large amount of moisture enters into in the air cleaner, can influence air cleaner's air permeability, make filter paper warp, the air input diminishes, air quality can drop, also make air cleaner life-span shorten simultaneously.
Disclosure of Invention
In order to solve the problems, the invention provides the combined type long-life high-efficiency air filter which is reasonable in design and flexible in use, larger particle dust is adsorbed by the primary filter layer, cleanliness of a filter surface is protected, most of moisture contained in air is blocked by the primary filter layer, and service life of the air filter element is prolonged.
The technical scheme of the invention is as follows:
a combined long-life high-efficiency air filter comprises an air filter element, a fixed base and a primary filter layer, wherein the air filter element is fixedly connected with the fixed base through glue, the primary filter layer is covered on the air filter element and consists of three layers of filter media, the first layer is PP water-repellent non-woven fabric, the second layer is high-efficiency low-resistance electrostatic fiber, and the third layer is PP water-repellent non-woven fabric.
The air filter element comprises wide teeth and sharp teeth, wherein the wide teeth are formed by folding a plurality of wide teeth, sharp teeth are arranged between every two adjacent wide teeth, bulges are arranged on the wide teeth, bulges are not arranged on the sharp teeth, the wide teeth and the sharp teeth are in a wave-shaped folding structure in indirect arrangement, and an adhesive layer is arranged at the inner side of each wide tooth and the inner side of each sharp tooth, close to the edge, to bond and seal the two ends of the wide teeth and the sharp teeth.
The fixing base is a flexible fixing frame formed by PU components, is positioned at the lower end of the air filter element and is fixed with the edge part of the air filter element by using glue.
The air filter element is composed of double-layer composite filter paper.
The air filter element is formed by pressing a self-made mold, and when the air filter element is prepared, filter paper is pressed by the self-made mold to form an indirect arrangement shape of wide teeth and sharp teeth; the filter paper is folded in a wave mode, so that the wide teeth and the sharp teeth are uniformly arranged to form a laminated structure, an adhesive layer is arranged on the inner side of each wide tooth and the inner side of each sharp tooth and close to the edge, and two ends of each wide tooth and each sharp tooth are bonded and sealed; the surface of the air filter paper is covered with a primary filter layer, and the primary filter layer consists of three layers of filter media; when the air filter is prepared, the flexible fixing frame formed by the PU component and the edge part of the air filter element are fused and fixed together; when the primary filter layer is prepared, three layers of filter media are sequentially stacked in order, and then are composited through high-speed needling.
The self-made die comprises a left cylindrical roller and a right cylindrical roller, wherein a semicircular surface on one side of the left cylindrical roller is designed to be a smooth surface, and a plurality of semicircular arc grooves are uniformly formed in the semicircular surface on the other side of the left cylindrical roller; one semicircular surface of the right cylindrical roller is designed to be a smooth surface, and a plurality of semicircular arc-shaped bulges are uniformly arranged on the semicircular surface of the other side of the right cylindrical roller; the smooth surface of left cylinder gyro wheel contacts the smooth surface cooperation of right cylinder gyro wheel, and the arc arch of right cylinder gyro wheel is mutually supported with the arc recess of left cylinder gyro wheel, and the arc arch of right cylinder gyro wheel is located the arc recess of left cylinder gyro wheel.
The invention has the advantages that the design is novel, the design is flexible, the filter paper is pressed through the self-made mould to form the indirectly arranged shape of the wide teeth and the sharp teeth, the pressed filter paper is folded in a wave mode, the filter paper forms a uniformly arranged lamination type structure, the inner sides of each wide tooth and each sharp tooth are provided with adhesive layers close to the edges, the two ends of each wide tooth and each sharp tooth are bonded and sealed, the design that the wide tooth and the filter paper of each sharp tooth form the lamination type structure can maximize the filtering area, the deformation adaptability is stronger, the filter paper is matched with the primary filter layer, most of moisture contained in air can be blocked, the service life of the air filter element is prolonged, dust is prevented from directly entering the filtering surface, and the cleanliness of the filtering surface is protected. The filter paper is pressed through the self-made roller die, and then the filter paper is folded into a wide-tooth and sharp-tooth structure through the paper folding machine, so that the effective filtering area of the air filter is enlarged, and the service life of the air filter is prolonged.
Drawings
Fig. 1 is a schematic cross-sectional view of an air filter cartridge of the present invention.
Fig. 2 is a schematic top view of an air filter cartridge of the present invention.
Fig. 3 is a schematic diagram of a homemade mold of the present invention.
FIG. 4 is a schematic view of a primary filter layer of the present invention.
Detailed description of the preferred embodiments
Referring to fig. 1-4, a composite long-life high-efficiency air filter comprises an air filter element 1, a fixed base 4 and a primary filter layer 6, wherein the air filter element 1 and the fixed base 4 are fixedly connected by glue, the primary filter layer 6 is covered on the air filter element 1, the primary filter layer 6 consists of three layers of filter media, the first layer is a PP water-repellent non-woven fabric 61, the second layer is a high-efficiency low-resistance electrostatic fiber 62, and the third layer is the PP water-repellent non-woven fabric 61.
The air filter element 1 comprises wide teeth 2 and sharp teeth 3, wherein the wide teeth 2 are folded to form a plurality of wide teeth, sharp teeth 3 are arranged between every two adjacent wide teeth 2, bulges 5 are arranged on the wide teeth 2, bulges 5 are not arranged on the sharp teeth 3, the wide teeth 2 and sharp teeth 4 are in an indirect-arranged wavy folding structure, and an adhesive layer is arranged at the inner side of each wide tooth 2 and the inner side of each sharp tooth 4 close to the edge, so that the two ends of each wide tooth 2 and each sharp tooth 4 are bonded and sealed. In the prior art, the teeth 2 are wide, so that gaps between the teeth 2 and the teeth 2 are large under the action of the bulges 5, so that the air filter element 1 is small in folding number and is polluted quickly, the teeth 3 are designed between the teeth 2 and the teeth 2, the teeth 3 do not have the bulges 5, the ventilation requirement can be met by the bulges 5 between the teeth 3 and the teeth 2, the folding number of the air filter element 1 is increased, the pollution time is prolonged, and the service life of the air filter is prolonged.
The fixing base 4 is a flexible fixing frame formed by PU components, is positioned at the lower end of the air filter element 1, and is fixed with the edge part of the air filter element 1 by using glue.
The air filter element 1 is composed of double-layer composite filter paper.
The air filter element 1 is pressed and formed through a self-made die 9, and when the air filter element 1 is prepared, filter paper is pressed through the self-made die 9 to form an indirect arrangement shape of the wide teeth 2 and the sharp teeth 3; the filter paper is folded in a wave mode, so that the wide teeth 2 and the sharp teeth 3 are uniformly arranged to form a laminated structure, an adhesive layer is arranged at the inner side of each wide tooth 2 and the inner side of each sharp tooth 3 and close to the edge, and two ends of each wide tooth 2 and each sharp tooth 3 are bonded and sealed; the surface of the air filter paper is covered with a primary filter layer 6, and the primary filter layer 6 consists of three layers of filter media; when the air filter is prepared, the flexible fixing frame formed by the PU component and the edge part of the air filter element 1 are fused and fixed together; when the primary filter layer 6 is prepared, three layers of filter media are sequentially stacked in order, and then are composited by high-speed needling.
The self-made mold 9 comprises a left cylindrical roller 91 and a right cylindrical roller 92, wherein one semicircular surface of the left cylindrical roller 91 is designed to be a smooth surface, and a plurality of semicircular arc-shaped grooves 10 are uniformly formed in the other semicircular surface; one side semicircle surface of the right cylindrical roller 92 is designed to be a smooth surface, and the other side semicircle surface is uniformly designed with a plurality of semicircle bulges 11; the smooth surface of left cylinder gyro wheel 91 and the smooth surface contact cooperation of right cylinder gyro wheel 92, the arc protruding 11 of right cylinder gyro wheel and the arc recess 10 of left cylinder gyro wheel cooperate each other, and the arc protruding 11 of right cylinder gyro wheel is located the arc recess 10 of left cylinder gyro wheel. The design of self-control mould 9 guarantees that filter paper passes through between left cylinder gyro wheel 91 and the right cylinder gyro wheel 92, and the arc protruding 11 of right cylinder gyro wheel extrudees filter paper with the arc recess 10 of left cylinder gyro wheel, makes filter paper form the swell, just forms one section paper after the suppression and has the swell 5, and one section paper does not have the swell 5, is folding the filter paper after pressing through the filter paper folder and forms the air filter structure of a wide tooth 2 sharp tooth 3 of this patent.
When the novel air filter is used, filter paper is pressed through a self-made die to form an indirect arrangement shape of wide teeth and sharp teeth, the pressed filter paper is folded in a wave mode, the wide teeth and the sharp teeth are uniformly arranged to form a laminated structure, an adhesive layer is arranged at the inner side of each wide tooth and each sharp tooth and close to the edge, the wide teeth and the sharp teeth are attached, gaps left between adjacent indentations and gaps left between the adjacent indentations are fully utilized when the novel air filter is folded and formed in a folding mode, a primary filter layer is covered on the surface of the novel air filter, and finally the edge part of the air filter element is fused and fixed with a fixing base; when the primary filter layer is prepared, three layers of filter media are sequentially stacked in order, and then are composited through high-speed needling.
Claims (3)
1. The compound long-life high-efficiency air filter is characterized by comprising an air filter element, a fixed base and a primary filter layer, wherein the air filter element is fixedly connected with the fixed base by using glue, and the primary filter layer is covered on the air filter element; the primary filter layer consists of three layers of filter media, wherein the first layer is PP water-repellent non-woven fabric, the second layer is high-efficiency low-resistance electrostatic fiber, and the third layer is PP water-repellent non-woven fabric; the air filter element comprises wide teeth and sharp teeth, wherein the wide teeth and the sharp teeth are formed by folding a plurality of wide teeth, sharp teeth are arranged between every two adjacent wide teeth, bulges are arranged on the wide teeth, bulges are not arranged on the sharp teeth, the wide teeth and the sharp teeth are in a wave-shaped folding structure in indirect arrangement, and an adhesive layer is arranged at the inner side of each wide tooth and the position, close to the edge, of each sharp tooth, so that two ends of the wide teeth and the sharp teeth are bonded and sealed; the fixing base is a flexible fixing frame formed by PU components, is positioned at the lower end of the air filter element and is fixed with the edge part of the air filter element by using glue; the air filter element is composed of double-layer composite filter paper.
2. The combined type long-life high-efficiency air filter according to claim 1, wherein the air filter element is formed by pressing a self-made die, and when the air filter element is prepared, filter paper is pressed by the self-made die to form an indirect arrangement shape of wide teeth and sharp teeth; the filter paper is folded in a wave mode, so that the wide teeth and the sharp teeth are uniformly arranged to form a laminated structure, an adhesive layer is arranged on the inner side of each wide tooth and the inner side of each sharp tooth and close to the edge, two ends of each wide tooth and each sharp tooth are bonded and sealed, a primary filter layer is covered on the surface of the air filter paper, and the primary filter layer is composed of three layers of filter media; when the air filter is prepared, the flexible fixing frame formed by the PU component and the edge part of the air filter element are fused and fixed together; when the primary filter layer is prepared, three layers of filter media are sequentially stacked in order, and then are composited through high-speed needling.
3. The combined type long-life high-efficiency air filter according to claim 2, wherein the self-made mold comprises a left cylindrical roller and a right cylindrical roller, wherein one semicircular surface of the left cylindrical roller is designed to be a smooth surface, and a plurality of semicircular arc grooves are uniformly formed in the other semicircular surface; one semicircular surface of the right cylindrical roller is designed to be a smooth surface, and a plurality of semicircular arc-shaped bulges are uniformly arranged on the semicircular surface of the other side of the right cylindrical roller; the smooth surface of left cylinder gyro wheel contacts the smooth surface cooperation of right cylinder gyro wheel, and the arc arch of right cylinder gyro wheel is mutually supported with the arc recess of left cylinder gyro wheel, and the arc arch of right cylinder gyro wheel is located the arc recess of left cylinder gyro wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710601557.4A CN107261660B (en) | 2017-07-21 | 2017-07-21 | Combined long-life high-efficiency air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710601557.4A CN107261660B (en) | 2017-07-21 | 2017-07-21 | Combined long-life high-efficiency air filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107261660A CN107261660A (en) | 2017-10-20 |
| CN107261660B true CN107261660B (en) | 2023-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710601557.4A Active CN107261660B (en) | 2017-07-21 | 2017-07-21 | Combined long-life high-efficiency air filter |
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| Country | Link |
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| CN (1) | CN107261660B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109675350B (en) * | 2019-02-18 | 2024-02-27 | 南京菡束环保设备有限公司 | Integrated filter element assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW541197B (en) * | 1999-06-30 | 2003-07-11 | Pti Advanced Filtration Inc | Filtration device with staged pleating |
| CN1942235A (en) * | 2004-04-15 | 2007-04-04 | 安格斯公司 | Pleated-type cartridge filter device |
| CN101780352A (en) * | 2008-11-21 | 2010-07-21 | Bha控股公司 | Gas turbine inlet air filtration filter element |
| CN102791353A (en) * | 2010-03-17 | 2012-11-21 | 曼·胡默尔有限公司 | Device for folding a web-shaped filter medium and method for producing a filter element folded in a zigzag shape |
| CN102985157A (en) * | 2010-09-07 | 2013-03-20 | 康明斯过滤Ip公司 | Filter and filter media having reduced restriction |
| CN207203668U (en) * | 2017-07-21 | 2018-04-10 | 江苏优冠汽车配件有限公司 | A kind of combined type long-life high efficiency air filter |
-
2017
- 2017-07-21 CN CN201710601557.4A patent/CN107261660B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW541197B (en) * | 1999-06-30 | 2003-07-11 | Pti Advanced Filtration Inc | Filtration device with staged pleating |
| CN1942235A (en) * | 2004-04-15 | 2007-04-04 | 安格斯公司 | Pleated-type cartridge filter device |
| CN101780352A (en) * | 2008-11-21 | 2010-07-21 | Bha控股公司 | Gas turbine inlet air filtration filter element |
| CN102791353A (en) * | 2010-03-17 | 2012-11-21 | 曼·胡默尔有限公司 | Device for folding a web-shaped filter medium and method for producing a filter element folded in a zigzag shape |
| CN102985157A (en) * | 2010-09-07 | 2013-03-20 | 康明斯过滤Ip公司 | Filter and filter media having reduced restriction |
| CN207203668U (en) * | 2017-07-21 | 2018-04-10 | 江苏优冠汽车配件有限公司 | A kind of combined type long-life high efficiency air filter |
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| Publication number | Publication date |
|---|---|
| CN107261660A (en) | 2017-10-20 |
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