CN2907835Y - Needling composite filtering felt - Google Patents
Needling composite filtering felt Download PDFInfo
- Publication number
- CN2907835Y CN2907835Y CNU2005201260816U CN200520126081U CN2907835Y CN 2907835 Y CN2907835 Y CN 2907835Y CN U2005201260816 U CNU2005201260816 U CN U2005201260816U CN 200520126081 U CN200520126081 U CN 200520126081U CN 2907835 Y CN2907835 Y CN 2907835Y
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- felt
- acupuncture
- dust
- combined filtration
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Abstract
The utility model provides a pinprick compound filtering felt comprising a dust-contacting layer, an attachment layer, a basic cloth layer, and an attachment layer, which are combined layer by layer in order; wherein, the dust-contacting layer is composed of a meshwork pinpricking of extremely fine and high-temperature resistance compound fiber or glass fiber; the basic cloth layer is weaved of yarn or long sill; and the two dust-contacting layers are formed with combining the main part of the combined fibers of regular size and the glass fiber that are short cut and then thorning at the two sides of the basic cloth layer after being spread on a net. The hole diameter of the dust-contacting layers of the utility model can be minimized for an extent that most of the grains are blocked on the surface of the filtering felt and do not enter the filtering material, which eases the dust-removing, reduces the resistance of the filtering felt, and greatly increases the service life.
Description
Technical field
The utility model relates to industrial smoke dust removal by filtration technical field, specifically is meant a kind of acupuncture combined filtration felt.
Background technology
In industrial circles such as iron and steel, smelting, cement, electric power, chemical industry, grain, pharmacy, electronics, furniture, tobacco, gypsum, contain a large amount of harmful substances in the flue gas of discharging, as sulfide, hydroxide, cyanide, polycyclic hydrocarbon class or the like, therefore need before entering atmosphere that it is carried out dust removal by filtration and handle, the dedusting technology that adopts comprises shaped Venturi dedusting, electrostatic precipitation and dust settling pocket technique usually.
The dust settling pocket technique that utilizes the needled filtering felt Chalk-dust filtering is a kind of dedusting technology efficiently.It is to utilize the muffin layer that forms on the Nomex to come Chalk-dust filtering, and conventional needled filtering felt is bigger owing to hole, and dust is easily cut the deep layer of filtrate and caused resistance to rise comparatively fast, also is difficult to assurance simultaneously and well discharges precision.Also there is the compound PTFE film of the needled filtering felt of employing to overcome the problems referred to above, thereby dust is trapped in film surface, realized both surface filtration.But the compound PTFE film production process of needled filtering felt is comparatively complicated.In addition, a lot of industrial smoke temperature height, corrosivity are strong, and this just requires our filtrate to develop towards high temperature resistant, corrosion-resistant aspect.And can conventional high-temperature fibre as aramid fiber, PPS, P84, PTFE| glass fibre etc., each have their own advantage, also each have their own shortcoming, develop a kind of filtrate has just become filtrate research in conjunction with the advantage of two or more high-temperature fibres problem.
The utility model content
Main purpose of the present utility model is to overcome existing needled filtering felt owing to dust is easily cut the shortcoming that the filtrate deep layer causes resistance to rise thereby lost efficacy, and a kind of acupuncture combined filtration felt that is different from the multiple film filtering material of needled filtering felt and can reaches the both surface filtration effect is provided.Simultaneously, the utility model combines the advantage of two or more high-temperature fibres, has the scope of application widely.
The utility model adopts following technical scheme: acupuncture combined filtration felt, comprise laminated successively knoisphere, adhesion layer, base cloth layer, the adhesion layer of meeting, this is met knoisphere and is formed through acupuncture by ultra-fine high temperature resistant synthetic fibers or glass fibre, base cloth layer adopts yarn or long filament to weave and forms, and two adhesion layers are the short chopping of main body combined fiberglass, close the both sides of stinging in base cloth layer form after lapping with the synthetic fibers of conventional thickness.
Aforementioned acupuncture combined filtration felt, its needling density of meeting knoisphere is every square centimeter on 1200 to 1500 pins.
Aforementioned acupuncture combined filtration felt, the needling density of its adhesion layer are every square centimeter on 600 to 1000 pins.
Aforementioned acupuncture combined filtration felt, the distribution density of its base cloth layer warp, latitude direction is per 2.54 centimetre 9 to 18.
Aforementioned acupuncture combined filtration felt, it meets the ultra-fine high temperature resistant synthetic fibers of knoisphere or the fineness of glass fibre is 0.5D to 1.5D.
Aforementioned acupuncture combined filtration felt, the fineness of the synthetic fibers of described conventional thickness is 2D to 4D.
By above-mentioned description to the utility model structure as can be known, compare with prior art, the utlity model has following advantage: the knoisphere of meeting on this acupuncture combined filtration felt surface is one to have fine-pored thin layer, owing to adopt ultra-fine high temperature resistant synthetic fibers or glass fibre to form through acupuncture, and needling density reaches every square centimeter on 1200 to 1500 pins, thereby its aperture is little can not enter filtrate inside to making most of dust granules be delayed at the surface of filter felt, make deashing become easy, can not make the resistance of filter felt become big, thereby improve greatly its service life.It is generally acknowledged, have only by multiple film on needled filtering felt and just can accomplish above-mentioned effect, but acupuncture combined filtration felt of the present utility model has overcome this inertial thinking, thereby oversimplified its production procedure greatly.
Description of drawings
Fig. 1 is a layer structure schematic diagram of the present utility model.
Specific embodiment
With reference to Fig. 1, specific embodiment of the utility model, this acupuncture combined filtration felt comprises four layers, is risen to be followed successively by by a side of meeting dirt and meets knoisphere 1, adhesion layer 21, base cloth layer 2, adhesion layer 22.This is met knoisphere 1 and is formed through acupuncture by ultra-fine high temperature resistant synthetic fibers or glass fibre, and its needling density is every square centimeter on 1200 to 1500 pins, and the fineness of its fiber is 0.5D to 1.5D; Base cloth layer 2 adopts yarn or long filament to weave and forms, and the distribution density of its warp, latitude direction is per 2.54 centimetre 9 to 18; Two adhesion layers, 21,22 synthetic fibers based on conventional thickness, wherein synthetic fibers account for 50% to 80% of fleece gross weight, mixing through the glass chopped silk of PTFE, after lapping, close to sting and form in the both sides of base cloth layer 2, its needling density is every square centimeter on 600 to 1000 pins, and the fineness of its fiber is 2D to 4D.Above-mentioned synthetic fibers of meeting in knoisphere 1, adhesion layer 21,22, the base cloth layer 2 can adopt aromatic polyamide fibre (Aramid), polyphenylene sulfide fibre (PPS), polyimide fiber (P84) or polytetrafluoroethylene fibre materials such as (PTFE).
It is compound that the above-mentioned base cloth layer 2 of meeting knoisphere 1 and being attached with adhesion layer 21,22 that processes is carried out tentering thermal finalization, and according to material characteristics, its setting temperature can be selected in 220 to 300 degrees centigrade of scopes, and the time of typing is 2 to 10 minutes; Then the combined filtration felt that will form through thermal finalization through singe, calendering handles, with control thickness, Air permenbility and guarantee good ash-removal effect; Carry out PTFE chemical after-treatment reason at last, the component of used PTFE emulsion is: polytetrafluoroethyldispersion dispersion 10-20%, polymethylphenyl siloxane fluid 5-20%, hydroxy-silicone-oil emulsion 5-10%, methyl-silicone oil 0.2-0.5% is coupled agent 0.2-0.5%, fluorine resin 3-10%, all the other are water; PTFE chemical after-treatment science and engineering skill is: the combined filtration felt is soaked in the PTFE emulsion and through roll pressed, the pick-up of maintenance 120%-150%, through 100 ℃ to 120 ℃ oven dry of low-temperature space of baking oven, again through the high-temperature region 200 ℃ to 300 ℃ bake and got final product in 5 to 10 minutes.
Above-mentioned only is a specific embodiment of the present utility model, but design concept of the present utility model is not limited thereto, and allly utilizes this design that the utility model is carried out the change of unsubstantiality, all should belong to the behavior of invading the utility model protection domain.
Claims (6)
1, acupuncture combined filtration felt, it is characterized in that: comprise laminated successively knoisphere, adhesion layer, base cloth layer, the adhesion layer of meeting, this is met knoisphere and is formed through lapping acupuncture by ultra-fine high temperature resistant synthetic fibers or glass fibre, base cloth layer adopts yarn or long filament to weave and forms, and two adhesion layers are the short chopping of main body combined fiberglass, close the both sides of stinging in base cloth layer form after lapping with the synthetic fibers of conventional thickness.
2, acupuncture combined filtration felt as claimed in claim 1 is characterized in that: described needling density of meeting knoisphere is every square centimeter on 1200 to 1500 pins.
3, acupuncture combined filtration felt as claimed in claim 1 is characterized in that: the needling density of described adhesion layer is every square centimeter on 600 to 1000 pins.
4, acupuncture combined filtration felt as claimed in claim 1 is characterized in that: the distribution density of described base cloth layer warp, latitude direction is per 2.54 centimetre 9 to 18.
5, acupuncture combined filtration felt as claimed in claim 1 is characterized in that: describedly meet the ultra-fine high temperature resistant synthetic fibers of knoisphere or the fineness of glass fibre is 0.5D to 1.5D.
6, acupuncture combined filtration felt as claimed in claim 1, it is characterized in that: the fineness of the synthetic fibers of described conventional thickness is 2D to 4D.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201260816U CN2907835Y (en) | 2005-12-16 | 2005-12-16 | Needling composite filtering felt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201260816U CN2907835Y (en) | 2005-12-16 | 2005-12-16 | Needling composite filtering felt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2907835Y true CN2907835Y (en) | 2007-06-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005201260816U Expired - Lifetime CN2907835Y (en) | 2005-12-16 | 2005-12-16 | Needling composite filtering felt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2907835Y (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101954223A (en) * | 2010-08-17 | 2011-01-26 | 江苏旭日冶金环保设备厂 | Production method of compound filter material |
| CN101972567A (en) * | 2010-08-17 | 2011-02-16 | 江苏旭日冶金环保设备厂 | Method for producing composite filter material |
| CN101695614B (en) * | 2009-10-23 | 2011-11-16 | 山东新力过滤材料有限公司 | Composite glass fiber punched felt and manufacturing method thereof |
| CN102423576A (en) * | 2011-11-03 | 2012-04-25 | 河北通辉科技有限责任公司 | Special basalt fiber reinforced type filtering material for suction and discharge vehicle |
| CN102430283A (en) * | 2011-09-14 | 2012-05-02 | 安徽省元琛环保科技有限公司 | Flexible filter felt and its preparation method |
| CN102430289A (en) * | 2011-09-14 | 2012-05-02 | 安徽省元琛环保科技有限公司 | Inorganic fiber filter felt and its preparation method |
| CN102671467A (en) * | 2012-04-28 | 2012-09-19 | 福建鑫华股份有限公司 | Special-purpose needled felt for complex condition coal fired power plants and preparation method thereof |
| CN104383752A (en) * | 2014-12-04 | 2015-03-04 | 张建东 | Composite microporous filtering plate and manufacturing method thereof |
| CN105401364A (en) * | 2015-11-30 | 2016-03-16 | 安徽省元琛环保科技有限公司 | Nanometer fiber surface layer filtering material after-treatment technology and equipment |
| CN105709501A (en) * | 2010-02-12 | 2016-06-29 | 唐纳森公司 | Liquid filteration media |
| CN106039840A (en) * | 2016-06-28 | 2016-10-26 | 含山县科宇环境工程有限公司 | High-precision filter material of bag type dust collector |
| CN109745774A (en) * | 2019-02-21 | 2019-05-14 | 江苏奥凯环境技术有限公司 | The production method of needled filtering felt suitable for asphalt mixing |
| CN109772028A (en) * | 2019-02-21 | 2019-05-21 | 江苏奥凯环境技术有限公司 | The production method of asphalt mixing needled filtering felt |
| CN111589228A (en) * | 2019-12-20 | 2020-08-28 | 上海相寻电子科技有限公司 | Filter material, preparation method and application thereof |
| CN113417073A (en) * | 2021-07-28 | 2021-09-21 | 安徽元琛环保科技股份有限公司 | Preparation method of flame-retardant antistatic filter material and filter material prepared by same |
-
2005
- 2005-12-16 CN CNU2005201260816U patent/CN2907835Y/en not_active Expired - Lifetime
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101695614B (en) * | 2009-10-23 | 2011-11-16 | 山东新力过滤材料有限公司 | Composite glass fiber punched felt and manufacturing method thereof |
| CN105709501A (en) * | 2010-02-12 | 2016-06-29 | 唐纳森公司 | Liquid filteration media |
| CN105709501B (en) * | 2010-02-12 | 2019-01-08 | 唐纳森公司 | Liquid filtration media |
| CN101972567A (en) * | 2010-08-17 | 2011-02-16 | 江苏旭日冶金环保设备厂 | Method for producing composite filter material |
| CN101954223A (en) * | 2010-08-17 | 2011-01-26 | 江苏旭日冶金环保设备厂 | Production method of compound filter material |
| CN102430283A (en) * | 2011-09-14 | 2012-05-02 | 安徽省元琛环保科技有限公司 | Flexible filter felt and its preparation method |
| CN102430289A (en) * | 2011-09-14 | 2012-05-02 | 安徽省元琛环保科技有限公司 | Inorganic fiber filter felt and its preparation method |
| CN102430283B (en) * | 2011-09-14 | 2014-08-06 | 安徽省元琛环保科技有限公司 | Flexible filter felt and its preparation method |
| CN102430289B (en) * | 2011-09-14 | 2014-08-20 | 安徽省元琛环保科技有限公司 | Inorganic fiber filter felt and its preparation method |
| CN102423576A (en) * | 2011-11-03 | 2012-04-25 | 河北通辉科技有限责任公司 | Special basalt fiber reinforced type filtering material for suction and discharge vehicle |
| CN102671467B (en) * | 2012-04-28 | 2014-11-26 | 福建鑫华股份有限公司 | Special-purpose needled felt for complex condition coal fired power plants and preparation method thereof |
| CN102671467A (en) * | 2012-04-28 | 2012-09-19 | 福建鑫华股份有限公司 | Special-purpose needled felt for complex condition coal fired power plants and preparation method thereof |
| CN104383752A (en) * | 2014-12-04 | 2015-03-04 | 张建东 | Composite microporous filtering plate and manufacturing method thereof |
| CN105401364A (en) * | 2015-11-30 | 2016-03-16 | 安徽省元琛环保科技有限公司 | Nanometer fiber surface layer filtering material after-treatment technology and equipment |
| CN106039840A (en) * | 2016-06-28 | 2016-10-26 | 含山县科宇环境工程有限公司 | High-precision filter material of bag type dust collector |
| CN109745774A (en) * | 2019-02-21 | 2019-05-14 | 江苏奥凯环境技术有限公司 | The production method of needled filtering felt suitable for asphalt mixing |
| CN109772028A (en) * | 2019-02-21 | 2019-05-21 | 江苏奥凯环境技术有限公司 | The production method of asphalt mixing needled filtering felt |
| CN111589228A (en) * | 2019-12-20 | 2020-08-28 | 上海相寻电子科技有限公司 | Filter material, preparation method and application thereof |
| CN113417073A (en) * | 2021-07-28 | 2021-09-21 | 安徽元琛环保科技股份有限公司 | Preparation method of flame-retardant antistatic filter material and filter material prepared by same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: XIAMEN SANWEISI ENVIRONMENTAL PROTECTION CO., LTD. Free format text: FORMER NAME: XIAMEN SANWEISI ENVIRONMENTAL PROTECTION INDUSTRY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: China North Industrial Zone, Jimei District of Xiamen City, Fujian Province, Xinglin apricot: 361000 Patentee after: Xiamen Savings Environmental Co., Ltd. Address before: China North Industrial Zone, Jimei District of Xiamen City, Fujian Province, Xinglin apricot: 361000 Patentee before: Sanweisi Environment Protection Industry Co., Ltd., Xiamen |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 5, Xiang Ming Road, industrial zone, torch hi tech Zone (Xiangan), Fujian, Xiamen: 361101 Patentee after: Xiamen three dimensional silk environmental protection Limited by Share Ltd, patent holder Address before: China North Industrial Zone, Jimei District of Xiamen City, Fujian Province, Xinglin apricot: 361000 Patentee before: Xiamen three dimensional silk environmental protection Limited by Share Ltd, patent holder |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070606 |
|
| EXPY | Termination of patent right or utility model |