CN201030273Y - Air filter - Google Patents
Air filter Download PDFInfo
- Publication number
- CN201030273Y CN201030273Y CNU2007200689081U CN200720068908U CN201030273Y CN 201030273 Y CN201030273 Y CN 201030273Y CN U2007200689081 U CNU2007200689081 U CN U2007200689081U CN 200720068908 U CN200720068908 U CN 200720068908U CN 201030273 Y CN201030273 Y CN 201030273Y
- Authority
- CN
- China
- Prior art keywords
- stratum reticulare
- filtration
- filter
- sandwich layer
- air cleaner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001914 filtration Methods 0.000 claims abstract description 60
- 239000010410 layer Substances 0.000 abstract description 43
- 239000000463 material Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000012792 core layer Substances 0.000 abstract 4
- 239000004745 nonwoven fabric Substances 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000011045 prefiltration Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Images
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
- Filtering Materials (AREA)
Abstract
The utility model discloses an air filter, and comprises an upper screen layer, a filter core layer, a lower screen layer, and at least one piece of non-woven fabrics. The utility model is characterized in that the filter core layer is arranged between the upper screen layer and the lower screen layer which are both in the box frame structures, the space for the filter core layer to be arranged is formed by the upper and the lower screen layers, and the filter core layer is arranged in the space which is formed by the upper and the lower screen layers. The utility model which adopts the above structure has the advantages of high clogging capacity, long service life, and good filtering effect. When the filter core becomes invalid, the whole filter does not need to be abandoned, but only to change the filter core, thereby saving consumption of materials.
Description
Technical field
The utility model relates to the fore filter of the centrifugal blower that cooling channel uses, and relates in particular to a kind of dismountable air cleaner.
Background technology
In smelting industry, the centrifugal blower of cooling channel is commonly used to the high-tension motor cooling of blowing, establish the forward type air filter in the porch of blower fan, at present, this class filter is to adopt a plurality of filters to form filter set on a plane, i.e. filter element, blower fan has two-layer filter set, i.e. two filter elements.The filter element of prior art is to adopt single-layer nonwoven as filtering material, and framework is a galvanized sheet, and steel wire and framework are welded to connect, and the steel wire many places of nonwoven and framework are connected and fixed.Pressure reduction reaches whole resistance and when losing efficacy, whole filter set is scrapped before and after the filter unit, integral replacing filter in groups under the normal condition.
Publication number CN1579595 Chinese invention patent ublic specification of application discloses a kind of " filter apparatus for fuel ".This filter apparatus for fuel is a kind of filter with two-layer above nonwoven layer, is applied to the fuel suction port in the fuel tank, and major technique is with the two-layer nonwoven individual filter course that permeates with the molten method of blowing.As shown in Figure 1, fabric mesh 13 is as the outermost layer of filter, the nonwoven layer 14 that forms with the adhesive nonwoven method is as internal layer the time, constitutes filter between above-mentioned outermost layer and the innermost layer thereby the nonwoven layer 12,12 that the molten method of blowing of two-layer usefulness forms is clipped in.In such two-layer nonwoven layer 12,12, make the average diameter of pore of the nonwoven 12 that contacts with innermost layer littler than the average diameter of the pore of the nonwoven layer 12 that contacts with outermost layer.This filter has the high and difficult advantage that obstruction takes place of filtering accuracy.But because this filter adopts three layers of nonwoven (i.e. nonwoven 12,12,14 among the figure) to form, in case filter core lost efficacy, whole filter all will be scrapped.
Summary of the invention
The purpose of this utility model is intended to overcome the shortcoming that above-mentioned prior art exists, and provides a kind of and can change the air cleaner that filters sandwich layer.
To achieve these goals, the utility model is a kind of air cleaner, comprises the filtration stratum reticulare, filters sandwich layer, filters stratum reticulare down, filters sandwich layer last filtration stratum reticulare and following the filtration between the stratum reticulare,
Described upward filtration stratum reticulare is a cartridge-frame structure, and the described stratum reticulare of filtration down also is a cartridge-frame structure, and upper and lower filtration stratum reticulare forms the space of a ccontaining filtration sandwich layer;
Described filtration sandwich layer is placed in the space that is formed by upper and lower filtration stratum reticulare, and comprises a nonwoven at least.
Described top of going up the framework that filters stratum reticulare is a network structure; Described bottom of filtering stratum reticulare down also is a network structure.
Described upward filtration stratum reticulare is nested with following filtration stratum reticulare and closes.
The horizontal plane of described upper and lower filtration stratum reticulare is shaped as rectangle, circle or other shape.
The horizontal plane shape of described filtration sandwich layer and the horizontal plane shape of upper and lower filtration stratum reticulare adapt to.
Described filtration sandwich layer comprises two blocks of stacked up and down identical nonwoven of network interface size.
Described filtration sandwich layer adopts the identical or different nonwoven of density.
The utility model air cleaner owing to adopted last filtration stratum reticulare and filtered stratum reticulare formation cartridge-frame structure down, does not have fixed connecting piece between them, do not need tool using just it can be separated; Filtering the sandwich layer nonwoven also is direct placement, does not all need to fix with upper and lower filtration stratum reticulare, and it is all very convenient that this spline filter sandwich layer is installed replacing, when filtering the sandwich layer inefficacy, whole filter need not be scrapped, only need to change this and cross filter core and get final product, save the consumption of material.
In order to improve the dust containing capacity of air cleaner, make air cleaner can hold more dust, prolong the service life of air cleaner, described filtration sandwich layer can be two or above nonwoven mutual superposition.By the difference of dust situation, filtration requirement, filtering material resistance, nonwoven can be identical nonwoven of density or the different nonwoven of density.
Description of drawings
Fig. 1 is the disclosed filter apparatus configuration cross-sectional schematic of publication number CN1579595;
Fig. 2 is the utility model structure of filter schematic diagram.
The specific embodiment
Further describe the technical solution of the utility model below in conjunction with drawings and Examples.
According to the utility model, provide a kind of air cleaner to comprise and filter stratum reticulare 21, filter sandwich layer 25, filter stratum reticulare 22 down, filter sandwich layer 25 at last filtration stratum reticulare 21 and down between the filtration stratum reticulare 22, last filtration stratum reticulare 21 is a cartridge-frame structure, under to filter stratum reticulare 22 also be a cartridge-frame structure, upper and lower herein filtration stratum reticulare is the cartridge-frame structure of an opening.Last filtration stratum reticulare 21 is enclosed within down and filters the box-like space that forms a ccontaining filtration sandwich layer 25 on the stratum reticulare 22, fixes without any need for jockeys such as screw or hasps between the two.Framework four limits of upper and lower filtration stratum reticulare 21,22 all are hermetically-sealed construction, on filter the top 23 of stratum reticulare 21 and following filter course 22 bottom 24 be the steel wire 23,24 of hollow out, thereby the formation network structure.Last filtration stratum reticulare 21 and filter down stratum reticulare 22 fit mutually, on specific design, on filter stratum reticulare 21 framework greater than the framework that filters stratum reticulare 22 down, or filter the framework of the framework of stratum reticulare 22 down greater than last filtration stratum reticulare 21.In addition, the horizontal plane of the framework of upper and lower filtration stratum reticulare 21,22 can be made rectangle, circle, also can make other geometries.
Adopt after this air cleaner, it is convenient install to change, and generally only needs one personal one can make things convenient for fast more renew cartridge to straight screwdriver.Like this, when filter core lost efficacy, can take apart easily and filter stratum reticulare and filter the work that stratum reticulare is changed the filtration sandwich layer down, whole air cleaner need not be scrapped, saved the consumption of material, do not need to keep its service life yet, environment is not caused secondary pollution with the mode of artificial deashing.Filtering sandwich layer simultaneously can adopt several layers of nonwoven to improve dust containing capacity, filter effect and the service life of air cleaner.Can also be according to the dust situation, filter to require, nonwoven that filtering material resistance be selected different density sizes, nonwoven can be density identical (as thick effect-slightly imitate filtrate) collocation, also can be different densities (as thick effect-middle effect filtrate) collocation.
In addition, the utility model can be applied to a plurality of air cleaners and form filter elements, does not also have between the framework of filter and filter and fixedlys connected, and good air-tightness is arranged.Inlet at centrifugal fan carries out air filtration, guarantees the cleaning of air-supply.Filter carries out pine by chute up and down to be fixed, and it is fast and convenient to change air cleaner in groups.
Economically, can do following contrast,
Former filter prefiltration unit is that 9 air cleaners are formed, and be 1 week service life, year standard expense=290 (unit /) * 9 (individual) * 52 (week)=135720 (unit/year).
Because dust containing capacity is big, good filtration effect, make the air cleaner life-span of whole filter element bring up to more than three months by original one month the service life of using filter of the present utility model more than two weeks.Only calculate the prefiltration unit air filters of the utility model indication, changed 4 times in 1 year, year standard expense=180 (unit /) * 9 (individual) * 4 (inferior)=6480 (unit/year).Filter element life calculated with two weeks, deduct 48 weeks of filter core operating period of new air cleaner, be filter core year standard expense=62 (unit/cover) * 9 (individual) * 18 (week)=10044 (unit/year), use the utility model and add up to a year standard expense=6480+10044=16520 (unit/year).Employing conventional filter year standard expense amount is 135720-16520=119200 (unit/year) with the difference that adopts the utility model filter standard in year after next expense, the cost that this numeral is just saved, and obviously economic benefit obviously improves.
Therefore, the utility model can be saved supplies consumption in a large number, reduces cost, and installing/dismounting is simple and convenient, has very strong practicality, can and need be applicable in the blower fan manufacturer of supporting fore filter at metallurgy industry.
Claims (7)
1. an air cleaner comprises filtration stratum reticulare (21), filters sandwich layer (25), filters stratum reticulare (22) down, filters sandwich layer and is positioned between filtration stratum reticulare (21) and the following filtration stratum reticulare (22), it is characterized in that:
Described upward filtration stratum reticulare (21) is a cartridge-frame structure, and described filtration stratum reticulare (22) down also is a cartridge-frame structure, and upper and lower filtration stratum reticulare forms the space of a ccontaining filtration sandwich layer (25);
Described filtration sandwich layer (25) is placed in the space that is formed by upper and lower filtration stratum reticulare (21,22), and comprises a nonwoven (26) at least.
2. air cleaner as claimed in claim 1 is characterized in that: described top (23) of going up the framework that filters stratum reticulare (21) is a network structure; Described bottom (24) of filtering stratum reticulare (22) down also is a network structure.
3. air cleaner as claimed in claim 2 is characterized in that: described going up filtered stratum reticulare (21) and filtered stratum reticulare (22) fit mutually down.
4. air cleaner as claimed in claim 3 is characterized in that: the horizontal plane of described upper and lower filtration stratum reticulare is shaped as rectangle, circle or other shape.
5. air cleaner as claimed in claim 1 is characterized in that: the horizontal plane shape of described filtration sandwich layer (25) and the horizontal plane shape of upper and lower filtration stratum reticulare adapt to.
6. air cleaner as claimed in claim 1 is characterized in that: described filtration sandwich layer (25) comprises two blocks of stacked up and down identical nonwoven (26) of network interface size.
7. air cleaner as claimed in claim 1 is characterized in that: described filtration sandwich layer (25) adopts the identical or different nonwoven (26) of density.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200689081U CN201030273Y (en) | 2007-04-12 | 2007-04-12 | Air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200689081U CN201030273Y (en) | 2007-04-12 | 2007-04-12 | Air filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201030273Y true CN201030273Y (en) | 2008-03-05 |
Family
ID=39162167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200689081U Expired - Fee Related CN201030273Y (en) | 2007-04-12 | 2007-04-12 | Air filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201030273Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418630A (en) * | 2011-12-15 | 2012-04-18 | 江门市大长江集团有限公司 | Air filter |
| CN109045857A (en) * | 2018-09-12 | 2018-12-21 | 张国武 | A kind of panel air filter |
| CN109210538A (en) * | 2018-09-20 | 2019-01-15 | 万家乐热能科技有限公司 | A kind of wall-hung boiler air filter |
| CN110694389A (en) * | 2019-11-12 | 2020-01-17 | 孙洪 | Outdoor air filtering device |
-
2007
- 2007-04-12 CN CNU2007200689081U patent/CN201030273Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418630A (en) * | 2011-12-15 | 2012-04-18 | 江门市大长江集团有限公司 | Air filter |
| CN109045857A (en) * | 2018-09-12 | 2018-12-21 | 张国武 | A kind of panel air filter |
| CN109210538A (en) * | 2018-09-20 | 2019-01-15 | 万家乐热能科技有限公司 | A kind of wall-hung boiler air filter |
| CN110694389A (en) * | 2019-11-12 | 2020-01-17 | 孙洪 | Outdoor air filtering device |
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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: 20080305 Termination date: 20160412 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |