CN204511717U - The quick fixation structure of air filter housing and bottom - Google Patents
The quick fixation structure of air filter housing and bottom Download PDFInfo
- Publication number
- CN204511717U CN204511717U CN201520105183.3U CN201520105183U CN204511717U CN 204511717 U CN204511717 U CN 204511717U CN 201520105183 U CN201520105183 U CN 201520105183U CN 204511717 U CN204511717 U CN 204511717U
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- China
- Prior art keywords
- groove
- projection
- housing
- baffle
- draw
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Abstract
This patent application discloses and can realize housing and bottom quick mounting, and can guarantee after installing drain opening towards immediately below air filter housing and the quick fixation structure of bottom, comprise housing and bottom, bottom is provided with drain opening, the cylindrical of housing is respectively equipped with the first baffle plate and the second baffle of ring-type, the draw-in groove of ring-type is formed between first baffle plate and second baffle, the inner circumference of bottom is provided with the projection for being connected to by bottom in draw-in groove, projection and drain opening are positioned at same radial position, the cylindrical of second baffle has the groove inserted for projection, the side direction being positioned at groove in described draw-in groove is provided with the first limiting stopper, the second limiting stopper is provided with along the radial direction of housing and the first limiting stopper symmetry in described draw-in groove.
Description
Technical field
The utility model relates to a kind of combustion-air cleaner being specially adapted for or being loaded on internal-combustion engine.
Background technique
Air filter is mainly used in the fields such as diesel machine, it is arranged on the Carburetor of internal-combustion engine or the front of suction tude, effect is dust, foreign material and moisture in elimination air, make the air entering internal-combustion engine as far as possible clean, to reduce the wearing and tearing of the moving elements such as cylinder of internal-combustion engine, piston, bent axle and to prevent Carburetor duct from blocking, extend the working life of internal-combustion engine.
The basic structure of air filter comprises air filter main body and filter core, filter core is supported in air filter main body by supporting structure, air filter main body is divided into induction part and outlet gas part by filter core, air enters from induction part, via the filtration of filter core, flowed out by outlet gas part again, reach the effect of filter cleaning.Air filter main body comprises housing and bottom two-part, and owing to there is a certain amount of water vapour in air, especially at rainy weather, water vapour in air is more, water vapour can enter air filter together along with air, so upon a drop in temperature, water vapour will be liquefied as the inwall that little water droplet is attached to air filter, and accumulate gradually at inwall, once temperature raises, this part water droplet can be vaporized into a large amount of water vapour, these water vapour can enter the cylinder of internal-combustion engine together along with air, affect the Thorough combustion of cylinder interior gas on the one hand, make the easy corrosion of cylinder on the other hand, in the course of time the working life of internal-combustion engine can be reduced equally, therefore, bottom to arrange drain opening usually to discharge the water droplet of air filter inwall.And more thorough in order to what make water droplet discharge, after installation, when needing drain opening towards immediately below.
At present, what housing and bottom adopted usually is be threaded, and the subject matter of existence is: 1. after wanting to ensure installation, drain opening on bottom towards immediately below, the pitch of double thread and the designing requirement of the number of turns are comparatively strict, and the requirement on machining accuracy of double thread is higher, processes more complicated; Even if 2. designing requirement meets, but due to manually-operated error problem, unscrewed sometimes, tightened sometimes, also can cause installing rear drain opening not towards immediately below, cause air filter draining to have some setbacks.
Model utility content
The utility model provides one can realize housing and bottom quick mounting, and can guarantee after installing drain opening towards immediately below air filter housing and the quick fixation structure of bottom.
The utility model scheme is as follows: the quick fixation structure of air filter housing and bottom, comprise housing and bottom, bottom is provided with drain opening, the cylindrical of housing is respectively equipped with the first baffle plate and the second baffle of ring-type, the draw-in groove of ring-type is formed between first baffle plate and second baffle, the inner circumference of bottom is provided with the projection for being connected to by bottom in draw-in groove, projection and drain opening are positioned at same radial position, the cylindrical of second baffle has the groove inserted for projection, the side direction being positioned at groove in described draw-in groove is provided with the first limiting stopper, the second limiting stopper is provided with along the radial direction of housing and the first limiting stopper symmetry in described draw-in groove.
This programme working principle is as follows: the installation method of housing and bottom is, first the projection of bottom is aimed at the groove that second baffle is offered, the axis then along housing inserts bottom, rotates bottom, projection is connected in the draw-in groove of ring-type, thus connects housing and bottom.
In such scheme, owing to being positioned at laterally disposed first limiting stopper of groove in draw-in groove, along the radial direction of housing and the first limiting stopper symmetry in draw-in groove, the second limiting stopper is set, therefore, when projection docks with groove, first make drain opening upward, after bottom inserts, bottom is clockwise or be rotated counterclockwise 180
oafter, because the first limiting stopper and the second limiting stopper are to the barrier effect of projection, bottom cannot rotate again, and now the projection of bottom is connected in the draw-in groove of housing completely, realize bottom and be connected with the quick of bottom with housing, and simultaneously, drain opening rotates 180
oafter just in time down, be positioned at best position.Said structure, effectively can prevent the uncertainty that drain opening position is installed.
Further, the inner circle of bottom has first ladder in large footpath and the second ladder of path, and projection is positioned on the first ladder, the table top between the first ladder and the second ladder when projection is connected in draw-in groove and the end face of housing offset.Due to the table top between the first ladder and the second ladder when projection is connected in draw-in groove and the end face of housing offset, therefore, when housing and bottom clamping, the stability of housing and bottom clamping can be increased.
Further, groove has two and radial symmetric along housing is arranged, and projection comprises the first projection and the second projection, and the second projection is oppositely arranged along the radial direction of bottom and the first projection.Two projections are set, clamping can be made more stable.
Further, the cylindrical of bottom is provided with a circle Anti-slip cover, the uniform multiple arc groove of outer surface of Anti-slip cover.The arc groove of Anti-slip cover outer surface is convenient to hand-held rotation bottom.
Further, for the ease of adopting thermoplastic or the processing of thermosetting mode one, make processing technology simpler, limiting stopper and second baffle one-body molded.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the quick fixation structure of the present embodiment air filter housing and bottom.
Embodiment
Below by embodiment, the utility model is described in further detail:
Reference character in Figure of description comprises: housing 1, bottom 2, first baffle plate 3, second baffle 4, draw-in groove 5, groove 6, limiting stopper 7, drain opening 8, first projection 9, arc groove 10, table top 11.
As shown in Figure 1, the quick fixation structure of the present embodiment air filter housing and bottom, comprise housing 1 and bottom 2, housing 1 is the tapering cylinder increased gradually to the head end radius be connected with bottom 2 from tail end, filter core is provided with in housing 1, housing 1 is provided with suction port, and bottom 2 is provided with the air outlet be communicated with filter core.
Bottom 2 is provided with drain opening 8, and the inner circumference of bottom 2 is provided with the projection for being connected to by bottom 2 in draw-in groove, and projection comprises the first projection 9 and the second projection, and the second projection is oppositely arranged along the radial direction of bottom 2 and the first projection.First projection 9 is positioned at same radial position with drain opening.The inner circle of bottom 2 has first ladder in large footpath and the second ladder of path, and projection is positioned on the first ladder, the table top 11 between the first ladder and the second ladder when projection is connected in draw-in groove and the end face of housing 1 offset.The cylindrical of bottom 2 is provided with a circle Anti-slip cover, the uniform multiple arc groove 10 of outer surface of Anti-slip cover.
The cylindrical of housing 1 is respectively equipped with the draw-in groove 5 forming ring-type between the first baffle plate 3 of ring-type and second baffle 4, first baffle plate 3 and second baffle 4.The cylindrical of second baffle 4 has the groove 6 inserted for the first projection and the second projection, groove 6 has two and radial symmetric along housing 1 is arranged, the side direction being positioned at groove 6 in draw-in groove 5 is provided with the first limiting stopper 7, be provided with the second limiting stopper along the radial direction of housing 1 and the first limiting stopper symmetry in draw-in groove 5, the first limiting stopper 7 and the second limiting stopper all one-body molded with second baffle 4.
During installation, when the first projection and the second projection dock with two grooves respectively, first make drain opening upward, after bottom inserts, bottom turns clockwise 180
oafter, because the first limiting stopper and the second limiting stopper are to the barrier effect of the first projection and the second projection, bottom cannot rotate again, now the first projection of bottom and the second projection are connected in the draw-in groove of housing completely, realize bottom to be connected with the quick of housing, simultaneously, drain opening rotates 180
oafter just in time down, be positioned at best position.
Above-described is only embodiment of the present utility model, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from the utility model structure, some distortion and improvement can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.The protection domain that this application claims should be as the criterion with the content of its claim, and the embodiment in specification etc. record the content that may be used for explaining claim.
Claims (5)
1. the quick fixation structure of air filter housing and bottom, comprise housing and bottom, bottom is provided with drain opening, it is characterized in that, the cylindrical of housing is respectively equipped with the first baffle plate and the second baffle of ring-type, the draw-in groove of ring-type is formed between first baffle plate and second baffle, the inner circumference of bottom is provided with the projection for being connected to by bottom in draw-in groove, projection and drain opening are positioned at same radial position, the cylindrical of second baffle has the groove inserted for projection, the side direction being positioned at groove in described draw-in groove is provided with the first limiting stopper, the second limiting stopper is provided with along the radial direction of housing and the first limiting stopper symmetry in described draw-in groove.
2. the quick fixation structure of air filter housing according to claim 1 and bottom, it is characterized in that, the inner circle of described bottom has first ladder in large footpath and the second ladder of path, projection is positioned on the first ladder, the table top between the first ladder and the second ladder when projection is connected in draw-in groove and the end face of housing offset.
3. the quick fixation structure of air filter housing according to claim 1 and bottom, is characterized in that, groove has two and radial symmetric along housing is arranged, and projection comprises the first projection and the second projection, and the second projection is oppositely arranged along the radial direction of bottom and the first projection.
4. the quick fixation structure of air filter housing according to claim 1 and bottom, is characterized in that, the cylindrical of bottom is provided with a circle Anti-slip cover, the uniform multiple arc groove of outer surface of Anti-slip cover.
5. the quick fixation structure of air filter housing according to claim 1 and bottom, is characterized in that, described limiting stopper and second baffle one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520105183.3U CN204511717U (en) | 2015-02-13 | 2015-02-13 | The quick fixation structure of air filter housing and bottom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520105183.3U CN204511717U (en) | 2015-02-13 | 2015-02-13 | The quick fixation structure of air filter housing and bottom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204511717U true CN204511717U (en) | 2015-07-29 |
Family
ID=53709702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520105183.3U Expired - Fee Related CN204511717U (en) | 2015-02-13 | 2015-02-13 | The quick fixation structure of air filter housing and bottom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204511717U (en) |
-
2015
- 2015-02-13 CN CN201520105183.3U patent/CN204511717U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20220213 |