CN202673492U - Air filter - Google Patents
Air filter Download PDFInfo
- Publication number
- CN202673492U CN202673492U CN 201220350858 CN201220350858U CN202673492U CN 202673492 U CN202673492 U CN 202673492U CN 201220350858 CN201220350858 CN 201220350858 CN 201220350858 U CN201220350858 U CN 201220350858U CN 202673492 U CN202673492 U CN 202673492U
- Authority
- CN
- China
- Prior art keywords
- air
- air outlet
- strainer
- tracheae
- connecting tube
- 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
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses an air filter which comprises an inner space and is provided with an air outlet hole. A filtration device and an extending air outlet tube are contained in the inner space, the extending air outlet tube comprises an air inlet and an air outlet, the air outlet is arranged in the position of the air outlet hole, and the air inlet extends to the inner side of the inner space. The air outlet hole is connected with a connecting tube for filtered air to be led out to an engine. The extending air outlet tube is of rigid plastic structure and the connection tube is of flexible plastic structure. Therefore, the extending air outlet tube which is lengthened for reducing the problems of air inlet noise and turbulent flow does not deform under great air suction strength when an engine is at a high rotation speed. The problems that air inlet sectional size is reduced and engine air inlet efficiency is not good are avoided due to the fact that reinforcement ribs or thickness does not need to be increased with the increasing of the length.
Description
Technical field
The utility model relates to a kind of air-strainer, especially a kind of employed air-strainer of motor vehicle that is applicable to.
Background technique
On general motor vehicle, locomotive for example, it must be organized and be provided with an air-strainer, uses to filter by the outside to flow into air in the motor vehicle, and makes air after the filtration flow into the engine of motor vehicle and burn.
Please consult simultaneously the schematic diagram of the known air filter cleaner among Fig. 1, show a traditional air-strainer 9 among Fig. 1, this air-strainer 9 includes an air cleaner case 91 and an air-strainer case lid 92, and wherein air-strainer case lid 92 is covered on the air cleaner case 91.
In addition, above-mentioned air-strainer 9 includes an inner space 97, its content is provided with a filtrating equipment 95 with filtered air, and on air cleaner case 91, offer an inlet hole and cover with an end cap 93, on end cap, be connected with again a suction tude 94, so that air can be via the filtrating equipment 95 in the inner space 97 of suction tude 94 inflow air-strainer 9 with filtered air.
Above-mentioned air cleaner case 91 offers an air outlet hole 98 and is connected with a connecting tube 96, passes through throttle body 7 to engine 8 with the guiding of the air after will filtering.Known connecting tube 96 is assembling and easily manufactured, the normal soft materials (rubber) of using, when in order to reduce inflow noise and flow-disturbing problem, connecting tube front end 961 can be lengthened, extend inner space 97 toward air cleaner case 91, at this moment, and because connecting tube 96 is soft materials, along with the built-in length increase then needs to increase reinforced ribs keeping the shape of connecting tube 96, inspiratory force was large and be out of shape when so connecting tube 96 just can be because of the high rotating speed of engine.Yet along with the increase of reinforced ribs, the air inlet basal area can reduce thereupon, so that intake efficiency is clear and then affect the combustion efficiency of engine, is not very good.
Inventor's reason is in this, and this urgently thinks a kind of " air-strainer " that can address the above problem in the spirit of positive invention creation, and several times research experiment is eventually to finishing the utility model.
Summary of the invention
Air-strainer of the present utility model includes an air cleaner case and is covered on an air-strainer case lid on this air cleaner case, offers an inlet hole on it, and is connected with a suction tude.Air cleaner case can have an inner space that is installed with a filtrating equipment, and offers an air outlet hole on the air cleaner case, and it can be connected with a connecting tube, derives with the air after will filtering.Again, in the inner space of air-strainer is installed with the tracheae of extending is arranged, extend tracheae and include a suction port and an air outlet, the air outlet is arranged at the air outlet hole place, and suction port extends in the inner space.
Be provided with a ring flange at the air outlet end that extends tracheae, it is arranged in the air outlet hole place for correspondence, and its engaging mode can use general known close-fitting mode to get final product, so can be so that more easy in the assembling.Then be equipped with a ring groove at the connecting tube inner edge, ring groove can be bonded on the ring flange of the air outlet of extending tracheae by corresponding cover, because being bonded on the ring flange, the ring groove cover can form a barrier structure, when between the air outlet hole that extends tracheae and air-strainer, use so that former close-fitting engaging when getting loose because of long-time, also can by barrier structure make extend tracheae can slippage between air-strainer and connecting tube, affect air intake structure.
Above-mentioned connecting tube is outside, a recycling beam ring around and be bound by connecting tube and air outlet hole connection, make connecting tube and air outlet hole fluid-tight engagement, by this, connecting tube can not break away from because of the impact of air inlet.
Above-mentioned extend the tracheae that extends that tracheae is the rigid plastics structure, and connecting tube is the connecting tube of soft plastic structure, and the sectional area that extends the air outlet of tracheae is equal to or slightly less than sectional area in the pipe of connecting tube.The setting of this kind structure, can inner space to air-strainer be set according to Len req because extending tracheae, and minimizing inflow noise and flow-disturbing problem, on the other hand, because to extend tracheae be the rigid plastics structure, be out of shape so the inspiratory force can be because of the high rotating speed of engine the time is large, then need to not increase reinforced ribs or thickness with the length elongation, also can so that the air inlet basal area is dwindled, not cause intake efficiency clear and then affect the combustion efficiency of engine.
Description of drawings
Fig. 1 is the schematic diagram that known engine is connected with air-strainer.
Fig. 2 is the exploded view of the utility model one preferred embodiment.
Fig. 3 is the schematic diagram of the utility model one preferred embodiment.
Fig. 4 is the local schematic diagram that amplifies of the utility model one preferred embodiment.
The primary clustering symbol description
1 air-strainer, 10 air cleaner case
11 air-strainer case lids, 111 inlet holes
12 loam cakes, 121 screws
13 suction tude, 14 filtrating equipments
15 inner spaces, 16 air outlet holes
2 extend tracheae 21 suction ports
22 air outlets, 23 ring flanges
3 connecting tubes, 31 ring grooves
4 beam rings, 5 throttle bodies
6 engines, 7 throttle bodies
8 engines, 9 air-strainer
91 air cleaner case, 92 air-strainer case lids
93 end caps, 94 suction tude
95 filtrating equipments, 96 connecting tubes
961 connecting tube front ends, 97 inner spaces
98 air outlet holes
Embodiment
See also Fig. 2 and Fig. 3, Fig. 2 is the exploded view of the utility model one preferred embodiment, and Fig. 3 is the schematic diagram of the present embodiment.The air-strainer 1 of the present embodiment includes an air cleaner case 10 and is covered on an air-strainer case lid 11 on this air cleaner case 10, offers an inlet hole 111 on it.One filtrating equipment 14 passes the inner space 15 that inlet hole 111 is located in air cleaner case 10, cover a loam cake 12 in inlet hole 111 places of air-strainer case lid 11 again, and loam cake 12 is connected with a suction tude 13.In the present embodiment, loam cake 12 is to see through four screws 121 to lock to air-strainer case lid 11.
Offer an air outlet hole 16 on the air cleaner case 10, one extends tracheae 2 includes a suction port 21 and an air outlet 22, be arranged in air outlet hole 16 places, make air outlet 22 be arranged at air outlet hole 16 places, suction port 21 extends in the inner space 15 of air cleaner case 10, by this structure, extending tracheae can arrange inner space 15 to air-strainer 10 according to Len req, and reduces inflow noise and flow-disturbing problem.Connect again subsequently a connecting tube 3 to air outlet hole 16 places, and connect a throttle body 5 to connecting tube 3, export in the engine 6 with the air after will filtering.
Wherein, extend tracheae 2 and be the rigid plastics structure, and connecting tube 3 is soft plastic structure, it is the rigid plastics structure that cause is extended tracheae, so inspiratory force is large and be out of shape in the time of can be because of the high rotating speed of engine, then need to not increase reinforced ribs or thickness with the length elongation, therefore extend the interior sectional area of pipe that the sectional area of the air outlet 22 of tracheae 2 only is slightly less than connecting tube 3, can so that the air inlet basal area is significantly dwindled, not cause intake efficiency clear and then affect the combustion efficiency of engine.
Then please continue to consult Fig. 3 and Fig. 4 is consulted in collocation, Fig. 4 is the local schematic diagram that amplifies of the present embodiment.Be provided with a ring flange 23 at air outlet 22 ends that extend tracheae 2, its correspondence is arranged in air outlet hole 16 places, extends tracheae 2 in the present embodiment and is the known drive fit of use with engaging of air outlet hole 16.Be provided with a ring groove 31 at connecting tube 3 inner rings, its corresponding cover is bonded on the ring flange 23 of the air outlet 22 of extending tracheae 2, recycle subsequently a beam ring 4 around and be bound to connecting tube 3 and air outlet hole 16 connections, make connecting tube 3 and air outlet hole 16 fluid-tight engagement, by this structure, connecting tube 3 can not break away from because of the impact of air inlet.
Above-mentioned ring groove 31 covers are bonded on the ring flange 23 and can form a barrier structure, when 16 of the air outlet holes that extends tracheae 2 and air-strainer 1, use so that former close-fitting engaging when getting loose because of long-time, also can make by barrier structure and extend tracheae 2 and can in air-strainer 1 and 3 slippages of connecting tube, not affect air intake structure.
Above-described embodiment is only given an example for convenience of description, and the protection domain that the utility model is advocated should be as the criterion so that claims are described certainly, but not only limits to above-described embodiment.
Claims (9)
1. an air-strainer has an inner space that is installed with a filtrating equipment, and this air-strainer offers an air outlet hole, and this air outlet hole is connected with a connecting tube, derives with the air after will filtering; It is characterized in that:
This inner space of this air-strainer has been installed with one and has extended tracheae, and this extends tracheae and includes a suction port and an air outlet, and this air outlet is arranged at this air outlet hole place, and this suction port extends in this inner space.
2. air-strainer as claimed in claim 1 is characterized in that, this this air outlet end that extends tracheae is provided with a ring flange, and this ring flange correspondence is arranged in this air outlet hole place.
3. air-strainer as claimed in claim 2 is characterized in that, this connecting tube inner ring is provided with a ring groove, and the corresponding cover of this ring groove is bonded on this ring flange of this this air outlet of extending tracheae.
4. air-strainer as claimed in claim 1 is characterized in that, also includes a beam ring, this beam ring around and be bound by this connecting tube and this air outlet hole connection.
5. air-strainer as claimed in claim 1 is characterized in that, this air-strainer includes an air cleaner case and is covered on an air-strainer case lid on this air cleaner case.
6. air-strainer as claimed in claim 5 is characterized in that, this air filter case covers and offers an inlet hole, and this inlet hole is connected with a suction tude.
7. air-strainer as claimed in claim 1 is characterized in that, this extends the tracheae that extends that tracheae is the rigid plastics structure.
8. air-strainer as claimed in claim 1 is characterized in that, this connecting tube is the connecting tube of soft plastic structure.
9. air-strainer as claimed in claim 1 is characterized in that, this sectional area that extends this air outlet of tracheae is less than or equal to the interior sectional area of pipe of this connecting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220350858 CN202673492U (en) | 2012-07-19 | 2012-07-19 | Air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220350858 CN202673492U (en) | 2012-07-19 | 2012-07-19 | Air filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202673492U true CN202673492U (en) | 2013-01-16 |
Family
ID=47494401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220350858 Expired - Fee Related CN202673492U (en) | 2012-07-19 | 2012-07-19 | Air filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202673492U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104343589A (en) * | 2013-07-24 | 2015-02-11 | 上海永红汽车零部件有限公司 | Air filter for automotive air inlet system |
-
2012
- 2012-07-19 CN CN 201220350858 patent/CN202673492U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104343589A (en) * | 2013-07-24 | 2015-02-11 | 上海永红汽车零部件有限公司 | Air filter for automotive air inlet system |
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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: 20130116 Termination date: 20210719 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |