CN201942954U - Automobile air filtering paper applicable to desert regions - Google Patents
Automobile air filtering paper applicable to desert regions Download PDFInfo
- Publication number
- CN201942954U CN201942954U CN2011201466458U CN201120146645U CN201942954U CN 201942954 U CN201942954 U CN 201942954U CN 2011201466458 U CN2011201466458 U CN 2011201466458U CN 201120146645 U CN201120146645 U CN 201120146645U CN 201942954 U CN201942954 U CN 201942954U
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- China
- Prior art keywords
- filtering paper
- filter paper
- wood fiber
- automobile air
- filtering
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- Expired - Lifetime
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Abstract
The utility model belongs to the technical field of filtering paper, and discloses automobile air filtering paper applicable to desert regions. The utility model adopts the technical scheme that the filtering paper is formed by a filtering paper blank and resin, wherein the filtering paper blank is formed by absorption and direct compounding of an upper wood fiber layer and a lower wood fiber layer; the resin is dipped and coated on the filtering paper blank; the upper wood fiber layer is formed by mixing coniferous pine wood fiber and mercerizing wood fiber; the lower wood fiber is formed by broadleaf wood. In the filtering paper, not only are certain mechanical strength, tearing strength and stiffness achieved, but also the folding requirement of a filter to the filtering paper is met; the formed micropore diameter forms certain gradient along the axial direction, the purpose of layered filtering is achieved, and the filtering efficiency is improved. The automobile air filtering paper applicable to the desert regions also has the characteristics that the ash storage amount is large and the service life is long.
Description
Technical field
The utility model belongs to the filter paper technical field, relates in particular to a kind of desert area automobile air filter paper that is applicable to.
Background technology
Being used in the air paper in the car combustion engine, is the important composition that constitutes air filter, and is determining the performance of air filter.At present, be used in the structure of the filter paper of air cleaner in the higher adverse circumstances of granule dust content in the air such as dust storm for to form at the two sides of single xylon layer dip-coating resin bed.Wherein, the porosity that increases filter paper holds the dirt performance, the single layer fibre layer structure that this filter paper is made after then adopting the hardwood pulp of needle pine slurry, staple fibre of medium-length fibre and long stapled mercerization wood pulp to mix for improving it.The filter paper of this structure is that three kinds of mixed with fibers are made and had a following defective: one, formed filter paper fibre hole not only on same aspect pore size differ, and also be in random shape in axial its aperture of fiber holes, during this filter paper filtering air, because its windward side can be stopped up by granule dust very soon, make the effect be used to the regulating hardwood pulp fiber in filter paper aperture and be used to regulate the mercerization wood pulp of air permeability to give full play to, this filter paper exists the defective that dust containing capacity is little, service life is short; They are two years old, this filter paper is in preparation process, because in being, long and short three kinds of wood pulp fibres mix, staple fibre can sink in slurries, long fiber can float on the surface, therefore the filter opening of the filter paper that makes can form the little bell mouth shape structure of being shaped as suitable for reading 1 greatly as described in Figure 1, end opening 2.This preparation technology can not prepare realization three kinds of fibers are mixed, form hole filter paper of uniform size up and down uniformly, and this filter paper does not have enough big porosity and dust containing capacity and filter efficiency lower yet.Therefore, the filter paper that utilizes method for preparing to go out is used in that its life-span can be not oversize yet in the adverse circumstances.
The utility model content
The purpose of this utility model just provides and a kind ofly can be applicable under the many conditions of sand and dust granule content and the car combustion engine air paper of long service life.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of desert area automobile air filter paper that is applicable to is made of by adsorbing directly to be compounded to form the filter paper blank and to soak the resin of Tu on described filter paper blank upper and lower two-layer wood fibre layer; Wherein, described wooden fibrage is that needle pine fiber and mercerization xylon mix formation, and described wood fibre layer down is that broad-leaved wood fiber constitutes.
In addition, the upper and lower surface of described filter paper blank soaks Tu resin bed; Described wooden fibrage is that 70-85 gram/square centimeters, described wood fibre layer down are 45-60 gram/square centimeters.
Provided by the utility modelly be applicable to desert area automobile air filter paper compared with prior art, have the following advantages: constitute owing to constituting of the needle pine fiber and the mixing of mercerization xylon of this last wooden fibrage that is applicable to desert area automobile air filter paper by middle length, this fibrolaminar aperture is big, have bigger porosity, and owing to exist the middle short fiber of small part in the needle pine fiber, make the aperture can form bell mouth shape in preparation process, this fibrage that therefore constitutes the filter paper windward side has the stronger dirt of receiving and holds dirty ability; The fibrage that constitutes the filter paper bottom simultaneously is that the broad-leaved wood fiber of staple fibre constitutes, and this fibrage has less fiber holes aperture, can guarantee the filtering accuracy of filter paper; Therefore this filter paper not only has higher filtering accuracy, and can guarantee the filter efficiency of filter paper.
Description of drawings
Fig. 1 is the structural representation of prior art car combustion engine air paper;
Fig. 2 is the structural representation that is applicable to desert area automobile air filter paper;
Fig. 3 is the process flow diagram of the above-mentioned car combustion engine air paper of preparation.
The specific embodiment
Below in conjunction with accompanying drawing a kind of structure of desert area automobile air filter paper that is applicable to that the utility model provides is described in further details.
As shown in Figure 2, a kind of structural representation that is applicable to desert area automobile air filter paper that provides for the utility model.The structure that constitutes this air paper is mixed the last fibrage 17 that constitutes and is constituted time fibrage 18 and the resin bed 3 and 4 that forms constitutes by broad-leaved wood fiber behind the dip-coating resin by needle pine fiber and mercerization xylon.Fibrage 17 is the windward side in this air paper, and constituting down by broad-leaved wood fiber, fibrage 18 gets outlet air surface for after filtering.In the formation of this air paper, according to the internal combustion engine that is used in different capacity, the last wooden fibrage that is mixed the windward side that constitutes by needle pine fiber and mercerization xylon is chosen between 70-85 gram/square centimeters, and fibrage 18 is chosen in 45-60 gram/square centimeters under the outlet air surface that is made of broad-leaved wood fiber.Can fully hold dirt so that the space in this windward side wood fibre layer has enough greatly like this, improve the service life of the filter paper that is constituted; And the outlet air surface that is made of broad-leaved wood fiber can satisfy the requirement to the precision of filter paper filtering because its aperture is less.
Be illustrated in figure 3 as the process flow diagram of the above-mentioned car combustion engine air paper of preparation, promptly this flow process comprises, simultaneously by the slurry net 5 of fiber pulp by the actuating unit drive, 6 prepare wet by needle pine fiber and mercerization xylon mix the last fibrage 7 that forms and the going out that form by broad-leaved wood fiber under fibrage 8, then two fibre layers is superimposed and enters vacuum chamber 9, by the moisture in the above-mentioned two-layer wet fiber layer of vacuum device 13 extractions, make two fibre layers form the sticking single layer structure 10 of mutual bundle, enter drying chamber 11 oven dry then and form fiber filter paper blanks 12, with the filter paper blank by dip-coating resin operation 14, second drying mechanism 15 and roll that mechanism 16 can prepare that the utility model patent application provided can be applicable to desert area automobile air filter paper.
The car combustion engine air paper that present patent application provided, for mixing the thin closely layer bilaminar fiber layer that the loose thick layer that constitutes and broad-leaved wood fiber constitute, needle pine fiber and mercerization xylon be composited, being filtered fluid media (medium) flows into from thick and porosity crack fibrage, flow out from fine and closely woven hole fibrage, impurity mainly is intercepted in the thick layer macrovoid, because thick layer interstitial space is big, has huge dust capaciting ability, thereby prolong filtration members service life greatly, and filtration resistance (pressure reduction) is low, and the tight and tiny hole of thin layer further tackled less in the fluid media (medium) of thick layer filtration back and minute impurities particulate.Effectively guarantee filtering accuracy, given full play to the combination property of each filtering material layer.Make that the advantage of various xylons is embodied fully.
Claims (3)
1. one kind is applicable to desert area automobile air filter paper, it is characterized in that: be made of by adsorbing directly to be compounded to form the filter paper blank and to soak the resin of Tu on described filter paper blank upper and lower two-layer wood fibre layer; Wherein, described wooden fibrage is that needle pine fiber and mercerization xylon mix formation, and described wood fibre layer down is that broad-leaved wood fiber constitutes.
2. a kind of desert area automobile air filter paper that is applicable to according to claim 1, it is characterized in that: the upper and lower surface of described filter paper blank soaks Tu resin bed.
3. a kind of desert area automobile air filter paper that is applicable to according to claim 1 is characterized in that: described wooden fibrage is that 70-85 gram/square centimeters, described wood fibre layer down are 45-60 gram/square centimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201466458U CN201942954U (en) | 2011-05-10 | 2011-05-10 | Automobile air filtering paper applicable to desert regions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201466458U CN201942954U (en) | 2011-05-10 | 2011-05-10 | Automobile air filtering paper applicable to desert regions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201942954U true CN201942954U (en) | 2011-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201466458U Expired - Lifetime CN201942954U (en) | 2011-05-10 | 2011-05-10 | Automobile air filtering paper applicable to desert regions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201942954U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114423894A (en) * | 2019-09-20 | 2022-04-29 | 富士胶片株式会社 | Nonwoven fabric, method for producing nonwoven fabric, and filter |
-
2011
- 2011-05-10 CN CN2011201466458U patent/CN201942954U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114423894A (en) * | 2019-09-20 | 2022-04-29 | 富士胶片株式会社 | Nonwoven fabric, method for producing nonwoven fabric, and filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110824 Effective date of abandoning: 20120308 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |