CN104389702A - Automobile air filter - Google Patents
Automobile air filter Download PDFInfo
- Publication number
- CN104389702A CN104389702A CN201410615722.8A CN201410615722A CN104389702A CN 104389702 A CN104389702 A CN 104389702A CN 201410615722 A CN201410615722 A CN 201410615722A CN 104389702 A CN104389702 A CN 104389702A
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- air filter
- air
- lower casing
- upper casing
- casing
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Abstract
The invention discloses an automobile air filter, which comprises a filter core, an air filter upper case and an air filter lower case, wherein the air filter upper case and the air filter lower case are in butt joint for forming an air filter casing, the filter core is fixedly arranged at a butt joint part of the air filter upper case and the air filter lower case, the air filter upper case is provided with an air outlet hole communicated with an engine air inlet pipe, the air filter lower case is provided with an air inlet hole, a butt joint surface of the air filter upper case and the air filter lower case is an inclined surface, a groove is formed in the edge part of the upper edge inner side of the respective butt joint surface of the air filter upper case and the air filter lower case, the two grooves are in butt joint and then form a filter core installing cavity used for installing the filter core edge, and the installing height of the filter core installing cavity is smaller than the thickness of the filter core edge and is greater than the thickness of the filter core edge after the limited compression. The automobile air filter has the advantages that the structure is simple, the installation and the connection are convenient and fast, the sealing effect is good, unfiltered air can be better prevented from directly entering an engine, the filtering effect is greatly improved, and the like.
Description
Technical field
The present invention relates to a kind of automobile air filter system.In particular to a kind of air filter of automobile.
Background technique
Air filter for automobile is called for short air filter of automobile, that one is arranged in engine aspirating system, to the component that engine charge filters, its Main Function is that filtering will enter objectionable impurities in the air of cylinder, to reduce the premature wear of cylinder, piston, piston ring, valve and valve seat.Motor car engine is very accurate parts, and minimum impurity all can damage motor.Therefore, air, before entering cylinder, first through the fine and closely woven filtration of air-strainer, just must can enter cylinder.Air-strainer is the patron saint of motor, and the quality of air-strainer state is related to the life-span of motor.If used dirty air-strainer in automobile running, engine charge can be made not enough, and make oil inflame incomplete, cause engine operation unstable, the phenomenon that power dropping, fuel consumption increase occurs.
Claimant once designed in the past and applied for a patent a kind of air filter that (patent No. ZL200810233075.9) carry out protecting, by suction tude, engine air inlet tube, filter core, air filter upper casing and air filter lower casing composition, described air filter upper casing and the docking of air filter lower casing form air filter housing, filter core is fixed on the end-to-end joint part of described air filter upper casing and air filter lower casing, wherein the perforate of air filter upper casing communicates with described engine air inlet tube, the perforate of air filter lower casing communicates with described suction tude, wherein: the interface of described air filter upper casing and air filter lower casing is plane of inclination, this interface and horizontal plane have angle, the sidewall of described air filter upper casing is vertical with this interface.In this structure, the interface of air filter upper casing and air filter lower casing is that filter element filtering area can be improved in plane of inclination, reduces resistance of air, improves intake efficiency.
But above-mentioned air filter is when designing, linkage structure between air filter upper casing and air filter lower casing is identical with common existing air filter casing connecting structure, be adopt to arrange along the vertical outward extending journal stirrup of shell body wall in shell rim, then adopt bolt to realize through journal stirrup fixing.This mode of structure, fixing reliable, but when installing, program is comparatively loaded down with trivial details, there is the defect of installing inconvenience.After filter core being compressed between upper shell and lower shell body simultaneously, elasticity only by filter core self realizes sealing, and there is certain thickness in compression place, filter core edge, cause there is gap between upper shell and lower shell body, sealing effect is poor, making the easy filtered of air directly enter into air filter upper casing enters in motor, causes engine charge to pollute.
Summary of the invention
For above-mentioned the deficiencies in the prior art, technical problem to be solved by this invention is: how to provide a kind of structure simple, good sealing effect, installs convenient and fast connection, the air of filtered can be avoided better directly to enter into motor, improve the car air filter of filtering effect.
In order to solve the problems of the technologies described above, present invention employs following technological scheme:
A kind of air filter of automobile, comprise filter core, air filter upper casing and air filter lower casing, described air filter upper casing and the docking of air filter lower casing form air filter housing, filter core is fixed on the joint of described air filter upper casing and air filter lower casing, wherein air filter upper casing has the air outlet hole communicated with described engine air inlet tube, air filter lower casing has inlet hole, and the interface of described air filter upper casing and air filter lower casing is plane of inclination; It is characterized in that, described air filter upper casing and air filter lower casing interface are separately provided with a groove along edge, inner side, and the filter core installation cavity formed after two groove docking for installing filter core edge, filter core installation cavity height is less than filter core edge thickness and is greater than filter core edge by the thickness after limited compression.
In the present invention, on the interface of air filter upper casing and air filter lower casing, groove is first set and forms filter core installation cavity, then filter core edge to be arranged in filter core installation cavity and to compress and form first sealing.After such filter core edge is compacted, air filter upper casing and air filter lower casing interface separately can be made to be close to better, to realize better sealing effect.
As optimization, described air filter upper casing and air filter lower casing interface are separately positioned at groove outer fix and are also provided with a circle seal groove, and in seal groove, be provided with elastic seal ring form the second sealing.Like this; make air filter upper casing and air filter lower casing interface separately not only compactedly can not stay gap; and can two seals be formed; drastically increase sealing effect; ensure that non-filtered air can not enter in air filter upper casing inner chamber; ensure that the clean of engine charge, improve motor protected effect.
As optimization, described air filter upper casing and air filter lower casing realize fixing by the interface arrangment being positioned at air filter housing side side with the journal stirrup bolt fastening structure being positioned at other three sides side of air filter housing, described interface arrangment comprises the clamping bearing that the outside top of the shell rim being positioned at air filter lower casing side convexes to form, clamping bearing is provided with horizontal blocked hole, interface arrangment also comprises the clamping projection that the shell rim corresponding clamping support position place horizontal extension being positioned at air filter upper casing stretches formation, and described clamping projection is fixed in blocked hole; Described journal stirrup bolt fastening structure be included in that air filter upper casing and air filter lower casing edge arrange along the vertical outward extending journal stirrup of shell body wall, also comprise and pass along the earhole on journal stirrup and to realize the bolt fixed.
Like this, during installation, can directly first the clamping at air filter upper casing edge projection be inserted in the blocked hole at air filter lower casing edge, complete the cooperation of interface arrangment, and then complete the installation of journal stirrup bolt fastening structure of other three sides sides, make assembling more convenient like this, and can fixed effect be ensured.
Further, in described interface arrangment, the protruding outward extending direction of clamping is downward-sloping along air filter upper casing interface.General inclination 1-5 °.Like this, can after interface arrangment completes assembling, the air filter upper casing the other end is in the state slightly upwarped, make when installing the journal stirrup bolt fastening structure of other three sides sides, the effect pressed down by air filter upper casing can be produced, ensure that connection reliability and fastening effect better, ensure sealing effect.
As optimization, heave downwards and make to be formed in inner chamber along the downward drainage space of inlet hole bottom air filter lower casing, the most bottom surface of air filter lower casing is the mounting plane of level and has the installation fixed-use bolt arranged downwards.Like this, during air inlet can drainage downwards to break up gas flow direction, avoid gas from a direction flow filtration, improve filter uniformity, improve filtering effect.
Further, described air filter housing is the similar cuboid structure with four sides, described inlet hole and air outlet hole are arranged on two sides adjacent on air filter housing separately in the horizontal direction, and inlet hole place axis and air outlet hole place axis intersect in acute angle in the projection of horizontal plane.
Like this, the uniformity of filtration can be improved further, make the air entering into air filter lower casing inner chamber, more equably along filter element filtering to top inner chamber, strain position can be avoided to concentrate and cause filtering effect to be deteriorated.
In sum, this air filter of automobile, has structure simple, installs convenient and fast connection, good sealing effect, the air of filtered can be avoided better directly to enter into motor, drastically increase the advantages such as filtering effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the plan view of Fig. 1.
Fig. 3 is the structure for amplifying schematic diagram at independent A place in Fig. 1.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail.
As one preferably mode of execution during concrete enforcement: as shown in Figure 1-Figure 3, a kind of air filter of automobile, comprise filter core 1, air filter upper casing 2 and air filter lower casing 3, described air filter upper casing 2 and air filter lower casing 3 dock and form air filter housing, filter core 1 is fixed on the joint of described air filter upper casing 2 and air filter lower casing 3, wherein air filter upper casing 2 has the air outlet hole 4 communicated with described engine air inlet tube, air filter lower casing 3 has inlet hole 5, and the interface of described air filter upper casing 2 and air filter lower casing 3 is plane of inclination; Wherein, described air filter upper casing 2 and the respective interface of air filter lower casing 3 are provided with a groove along edge, inner side, and the filter core installation cavity 6 formed after two groove docking for installing filter core 1 edge, filter core installation cavity 6 is highly less than filter core 1 edge thickness and is greater than filter core 1 edge by the thickness after limited compression.After such filter core edge is compacted, air filter upper casing and air filter lower casing interface separately can be made to be close to better, to realize better sealing effect.
Wherein, described air filter upper casing 2 and the respective interface of air filter lower casing 3 are positioned at groove outer fix and are also provided with a circle seal groove, and in seal groove, be provided with elastic seal ring 7 form the second sealing.Like this; make air filter upper casing and air filter lower casing interface separately not only compactedly can not stay gap; and can two seals be formed; drastically increase sealing effect; ensure that non-filtered air can not enter in air filter upper casing inner chamber; ensure that the clean of engine charge, improve motor protected effect.
Wherein, described air filter upper casing 2 and air filter lower casing 3 realize fixing by the interface arrangment being positioned at air filter housing side side with the journal stirrup bolt fastening structure being positioned at other three sides side of air filter housing, described interface arrangment comprises the clamping bearing 8 that the outside top of the shell rim being positioned at air filter lower casing side convexes to form, clamping bearing 8 is provided with horizontal blocked hole, interface arrangment also comprises the clamping projection 9 that the shell rim corresponding clamping support position place horizontal extension being positioned at air filter upper casing 2 stretches formation, and described clamping projection 9 is fixed in blocked hole; Described journal stirrup bolt fastening structure be included in that air filter upper casing and air filter lower casing edge arrange along the vertical outward extending journal stirrup 10 of shell body wall, also comprise and pass along the earhole on journal stirrup 10 and to realize the bolt 11 fixed.
Like this, during installation, can directly first the clamping at air filter upper casing edge projection be inserted in the blocked hole at air filter lower casing edge, complete the cooperation of interface arrangment, and then complete the installation of journal stirrup bolt fastening structure of other three sides sides, make assembling more convenient like this, and can fixed effect be ensured.
Wherein, in described interface arrangment, the protruding 9 outward extending directions of clamping are downward-sloping along air filter upper casing 2 interface.General inclination 1-5 °.Like this, can after interface arrangment completes assembling, the air filter upper casing the other end is in the state slightly upwarped, make when installing the journal stirrup bolt fastening structure of other three sides sides, the effect pressed down by air filter upper casing can be produced, ensure that connection reliability and fastening effect better, ensure sealing effect.
Wherein, heave downwards and make to be formed in inner chamber along the downward drainage space of inlet hole bottom air filter lower casing 3, the most bottom surface of air filter lower casing is the mounting plane of level and has the installation fixed-use bolt 12 arranged downwards.Like this, during air inlet can drainage downwards to break up gas flow direction, avoid gas from a direction flow filtration, improve filter uniformity, improve filtering effect.
Wherein, described air filter housing is the similar cuboid structure with four sides, described inlet hole 5 and air outlet hole 4 are arranged on two sides adjacent on air filter housing separately in the horizontal direction, and inlet hole 5 place axis and air outlet hole 4 place axis intersect in acute angle in the projection of horizontal plane.Like this, the uniformity of filtration can be improved further, make the air entering into air filter lower casing inner chamber, more equably along filter element filtering to top inner chamber, strain position can be avoided to concentrate and cause filtering effect to be deteriorated.
In sum, this air filter of automobile, has structure simple, installs convenient and fast connection, good sealing effect, the air of filtered can be avoided better directly to enter into motor, drastically increase the advantages such as filtering effect.
Claims (6)
1. an air filter of automobile, comprise filter core, air filter upper casing and air filter lower casing, described air filter upper casing and the docking of air filter lower casing form air filter housing, filter core is fixed on the joint of described air filter upper casing and air filter lower casing, wherein air filter upper casing has the air outlet hole communicated with described engine air inlet tube, air filter lower casing has inlet hole, and the interface of described air filter upper casing and air filter lower casing is plane of inclination; It is characterized in that, described air filter upper casing and air filter lower casing interface are separately provided with a groove along edge, inner side, and the filter core installation cavity formed after two groove docking for installing filter core edge, filter core installation cavity height is less than filter core edge thickness and is greater than filter core edge by the thickness after limited compression.
2. air filter of automobile as claimed in claim 1, is characterized in that, described air filter upper casing and air filter lower casing interface is separately positioned at groove outer fix and is also provided with a circle seal groove, and in seal groove, is provided with elastic seal ring forms the second sealing.
3. air filter of automobile as claimed in claim 1, it is characterized in that, described air filter upper casing and air filter lower casing realize fixing by the interface arrangment being positioned at air filter housing side side with the journal stirrup bolt fastening structure being positioned at other three sides side of air filter housing, described interface arrangment comprises the clamping bearing that the outside top of the shell rim being positioned at air filter lower casing side convexes to form, clamping bearing is provided with horizontal blocked hole, interface arrangment also comprises the clamping projection that the shell rim corresponding clamping support position place horizontal extension being positioned at air filter upper casing stretches formation, described clamping projection is fixed in blocked hole, described journal stirrup bolt fastening structure be included in that air filter upper casing and air filter lower casing edge arrange along the vertical outward extending journal stirrup of shell body wall, also comprise and pass along the earhole on journal stirrup and to realize the bolt fixed.
4. air filter of automobile as claimed in claim 3, is characterized in that, in described interface arrangment, the protruding outward extending direction of clamping is downward-sloping along air filter upper casing interface.
5. air filter of automobile as claimed in claim 1, it is characterized in that, heave downwards bottom air filter lower casing and make to be formed in inner chamber along the downward drainage space of inlet hole, the most bottom surface of air filter lower casing is the mounting plane of level and has the installation fixed-use bolt arranged downwards.
6. air filter of automobile as claimed in claim 1, it is characterized in that, described air filter housing is the similar cuboid structure with four sides, described inlet hole and air outlet hole are arranged on two sides adjacent on air filter housing separately in the horizontal direction, and inlet hole place axis and air outlet hole place axis intersect in acute angle in the projection of horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410615722.8A CN104389702A (en) | 2014-11-06 | 2014-11-06 | Automobile air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410615722.8A CN104389702A (en) | 2014-11-06 | 2014-11-06 | Automobile air filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104389702A true CN104389702A (en) | 2015-03-04 |
Family
ID=52607651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410615722.8A Pending CN104389702A (en) | 2014-11-06 | 2014-11-06 | Automobile air filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104389702A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1128174A (en) * | 1994-07-12 | 1996-08-07 | 日本电装株式会社 | Filter element and method for producing the same |
| CN201193576Y (en) * | 2008-04-08 | 2009-02-11 | 重庆宗申技术开发研究有限公司 | Novel air filter |
| CN202746043U (en) * | 2012-09-04 | 2013-02-20 | 曼胡默尔滤清器（上海）有限公司 | Air filter shell applicable to various tube diameters |
| CN103282638A (en) * | 2011-01-11 | 2013-09-04 | 曼·胡默尔有限公司 | Air cleaner assembly and filter element providing improved dynamic wall stiffness |
| CN203362356U (en) * | 2013-06-19 | 2013-12-25 | 广州汽车集团股份有限公司 | Air filter insertion pipe and air filter |
| CN203374398U (en) * | 2013-07-12 | 2014-01-01 | 广东大冶摩托车技术有限公司 | Motorcycle air filter outer shell |
| CN203717185U (en) * | 2014-01-26 | 2014-07-16 | 安徽江淮汽车股份有限公司 | Air filter |
| CN204239098U (en) * | 2014-11-06 | 2015-04-01 | 力帆实业(集团)股份有限公司 | A kind of air filter of automobile |
-
2014
- 2014-11-06 CN CN201410615722.8A patent/CN104389702A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1128174A (en) * | 1994-07-12 | 1996-08-07 | 日本电装株式会社 | Filter element and method for producing the same |
| CN201193576Y (en) * | 2008-04-08 | 2009-02-11 | 重庆宗申技术开发研究有限公司 | Novel air filter |
| CN103282638A (en) * | 2011-01-11 | 2013-09-04 | 曼·胡默尔有限公司 | Air cleaner assembly and filter element providing improved dynamic wall stiffness |
| CN202746043U (en) * | 2012-09-04 | 2013-02-20 | 曼胡默尔滤清器（上海）有限公司 | Air filter shell applicable to various tube diameters |
| CN203362356U (en) * | 2013-06-19 | 2013-12-25 | 广州汽车集团股份有限公司 | Air filter insertion pipe and air filter |
| CN203374398U (en) * | 2013-07-12 | 2014-01-01 | 广东大冶摩托车技术有限公司 | Motorcycle air filter outer shell |
| CN203717185U (en) * | 2014-01-26 | 2014-07-16 | 安徽江淮汽车股份有限公司 | Air filter |
| CN204239098U (en) * | 2014-11-06 | 2015-04-01 | 力帆实业(集团)股份有限公司 | A kind of air filter of automobile |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20150304 |