CN203175693U - Cylinder head cover - Google Patents
Cylinder head cover Download PDFInfo
- Publication number
- CN203175693U CN203175693U CN 201220669242 CN201220669242U CN203175693U CN 203175693 U CN203175693 U CN 203175693U CN 201220669242 CN201220669242 CN 201220669242 CN 201220669242 U CN201220669242 U CN 201220669242U CN 203175693 U CN203175693 U CN 203175693U
- Authority
- CN
- China
- Prior art keywords
- sound
- cylinder
- head
- mounting groove
- absorbing spare
- 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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Abstract
A cylinder head cover comprises a cover body unit covering a cylinder head, and a sound-absorbing unit arranged on the cover body unit. The cover body unit comprises an inner cover body correspondingly arranged on the cylinder head in a covering mode, and an outer cover body which extends outward from the inner cover body in an integrated mode and is larger in area. A mounting groove is defined by the inner cover body and the outer cover body in a matching mode. The sound-absorbing unit comprises at least one sound-absorbing piece packed in the mounting groove, and the melting point of the sound-absorbing piece is higher than the working temperature of the cylinder head. The required shape is formed through the outer cover body to promote the design sensation and the visual perception, the sound-absorbing piece packed in the mounting groove further can be utilized to avoid outleakage of sound waves substantially.
Description
Technical field
The utility model refers to a kind of cylinder-head cover especially about a kind of capping.
Background technique
Consult Fig. 1, existing cylinder 1 comprises a cylinder body 10, and is locked on the cylinder head 11 on this cylinder body 10, locks with individual layer cylinder head 12 at cylinder head 11.
But in recent years, along with the increase of income and the lifting of quality of the life, more and more the multi-user also more and more pays attention to the design sense of cylinder 1 and the visual experience of outward appearance except the function of focusing on cylinder 1.
In order to meet the user for the requirement on the visual experience of design sense and outward appearance, relevant dealer develops double-deck cylinder head 13 as shown in Figure 2, this bilayer cylinder head 13 comprises skin 132 that an internal layer 131, a cover be overlying on this internal layer 131, most establishes the bolt 133, majority of this internal layer 131 and this skin 132 respectively between this internal layer 131 and this skin 132 in order to lock, and the packing ring 134 between this bolt 133 and this skin 132, and a Sealing 135 between this internal layer 131 and this cylinder head 11.
Utilization molds required moulding at this skin 132, though can promote the design sense of existing cylinder 1 and the visual experience of outward appearance, but, there is the gap between this skin 132 and this internal layer 131, the heat that not only has a strong impact on this bilayer cylinder head 13 distributes, cause whole radiating effect variation, and should skin 132 and this internal layer 131 between the space also can produce the phenomenon that sound wave leaks outside to operation sound, and influence rider's the sense of hearing.
The model utility content
Therefore, the purpose of this utility model namely is to provide a kind of cylinder-head cover that significantly improves heat radiation and sound insulation problem.
So the utility model cylinder-head cover is located on the cylinder head, this cylinder-head cover comprises a cover unit that is covered on this cylinder head, and a sound absorption unit that is arranged on this cover unit.
This cover unit comprises that a correspondence is covered on the interior lid on this cylinder head, and one stretched out and the larger area outer cover by lid one in this, and lid matches with this outer cover and defines a mounting groove in this.
This sound absorption unit comprises at least one sound-absorbing spare of clogging in this mounting groove, and the fusing point of this sound-absorbing spare is greater than the operating temperature of this cylinder head.
According to an aspect of the present utility model, this sound-absorbing spare has two main body portioies of clogging at intervals in this mounting groove, and the joint of the described main body portion of a connection, and this joint is to compel to be butted on this cylinder head.
According to an aspect of the present utility model, this sound-absorbing spare has two main body portioies of clogging at intervals in this mounting groove, and the joint of the described main body portion of a connection, this cover unit comprises that also one is arranged in this mounting groove and connects this outer cover and the connecting wall that is somebody's turn to do lid, this connecting wall separates into two separately assembly departments with this mounting groove, and this connecting wall is formed with the intercommunicating pore of the described assembly department of a connection, the described main body portion of this sound-absorbing spare is to clog respectively in described assembly department, and this joint is to be arranged in this intercommunicating pore.
According to an aspect of the present utility model, the shaft of this bolt has a linkage section that links to each other with this spiral shell head, one links to each other with this linkage section and away from this spiral shell head and be formed with and can pay the externally threaded thread section that seat locks together with this lock, and one be formed at this thread section and this linkage section joint and can be equipped in clamping edge on this lock pair, match with this linkage section and be communicated with first section of this large aperture portion and the small aperture portion of the perforation of this sound-absorbing spare has one, one with should pay seat with this lock and match and merge and this first section second section of being connected, and one is formed at this first section with this second section joint and can be pressed against the edge that compresses on this lock pair.
The beneficial effects of the utility model are: utilize to be stretched out and this outer cover of larger area by lid one in this, not only can mold required moulding to promote design sense and visual experience, can also promote radiating effect, cooperate the sound-absorbing spare of clogging in this mounting groove then can significantly improve the phenomenon that the cylinder-head cover sound wave leaks outside.
Description of drawings
Fig. 1 is a side view, and an existing cylinder is described;
Fig. 2 is a sectional view, and an existing double-deck cylinder head is described;
Fig. 3 is a sectional view, and first preferred embodiment of the utility model cylinder-head cover is described;
Fig. 4 is a stereogram, aid illustration Fig. 3;
Fig. 5 is a stereogram, and second preferred embodiment of the utility model cylinder-head cover is described;
Fig. 6 is a sectional view, aid illustration Fig. 5;
Fig. 7 is a sectional view, and the 3rd preferred embodiment of the utility model cylinder-head cover is described;
Fig. 8 is a sectional view, and the 4th preferred embodiment of the utility model cylinder-head cover is described; And
Fig. 9 is a sectional view, and the 5th preferred embodiment of the utility model cylinder-head cover is described.
Embodiment
About aforementioned and other technology contents, characteristics and effect of the present utility model, in the detailed description of following cooperation a plurality of preferred embodiments with reference to the accompanying drawings, can clearly present.
Before the utility model is described in detail, be noted that in the following description content similar elements is to represent with identical numbering.
Consult Fig. 3,4, first preferred embodiment of the utility model cylinder-head cover 2 comprises a cover unit 21 that is covered on the cylinder head 3, and a sound absorption unit 22 that is arranged on this cover unit 21.
This cover unit 21 comprises that a correspondence is covered on the interior lid 211 on this cylinder head 3, and one stretched out and larger area outer cover 212 by 211 one of lid in this, and lid 211 matches with this outer cover 212 and defines several mounting grooves 213 in this.Certainly in practical application, lid 211 also can only define a mounting groove 213 with this outer cover 212 in this.
This sound absorption unit 22 comprise several clog respectively in described mounting groove 213 and with fusing point greater than the made sound-absorbing spare 23 of the rubber material of the operating temperature of this cylinder head 3, and several bonding materials 24 between this sound-absorbing spare 23, interior lid 211 and this outer cover 212, and the volume of sound-absorbing spare 23 is the volumes that are slightly larger than this mounting groove 213.
Utilize the sound-absorbing spare 23 clog respectively in described mounting groove 213 can significantly improve the sound wave problem that leaks outside, and because described sound-absorbing spare 23 is that the made and volume of rubber material is the volume that is slightly larger than this mounting groove 213, the frictional force that can promote described sound-absorbing spare 23 and 213 of corresponding mounting grooves comes off avoiding, and cooperates described bonding material 24 also can avoid coming off after described sound-absorbing spare 23 deteriorations.
In this preferred embodiment, be to select filling one sound-absorbing spare 23 in some mounting groove 213, certainly, in practical application, also can in each mounting groove 213, clog sound-absorbing spare 23, still can reach identical effect.
Because mounting groove 213 need not be fully corresponding with sound-absorbing spare 23 quantity, therefore, for convenience of description, below will explain with a mounting groove 213 and a sound-absorbing spare 23.
Consult Fig. 5,6, second preferred embodiment of the utility model cylinder-head cover 2 roughly is similar to this first preferred embodiment, different places are: this cover unit 21 comprises that also one is arranged in this mounting groove 213 and connects this outer cover 212 and connecting wall 215 that should lid 211, and this connecting wall 215 separates into two separately assembly departments 214 with this mounting groove 213.
And this sound-absorbing spare 23 has two main body portioies of clogging at intervals in described assembly department 214 231, and the joint 232 of the described main body portion 231 of a connection, this joint 232 is formed with a pair of draw-in groove 233 that should connecting wall 215, this connecting wall 215 is to be arranged in this draw-in groove 233, and making this joint 232 is to compel to be butted between this connecting wall 215 and this cylinder head 3.
Because this preferred embodiment, roughly be similar to this first preferred embodiment, therefore, except can reaching the effect identical with this first preferred embodiment, utilize this connecting wall 215 and this cylinder head 3 to compel to support the design of this joint 232, can prevent that described sound-absorbing spare 23 from coming off.
Consult Fig. 7, the 3rd preferred embodiment of the utility model cylinder-head cover 2 roughly is similar to this second preferred embodiment, and different places are: this connecting wall 215 is formed with the intercommunicating pore 216 of the described assembly department 214 of a connection.
Utilize the mode of cast or filler that the rubber material that flows is injected described assembly department 214, make rubber material can fill up described assembly department 214 and intercommunicating pore 216, after treating that rubber material is frozen into this sound-absorbing spare 23, utilize described intercommunicating pore 216 to restrain the joint 232 of this sound-absorbing spare 23, prevent that effectively this sound-absorbing spare 23 from coming off.
Consult Fig. 8, the 4th preferred embodiment of the utility model cylinder-head cover 2 roughly is similar to this first preferred embodiment, and different places are: this cylinder-head cover 2 also comprises one in order to the locking unit 25 of this sound-absorbing spare 23 that locks.
This locking unit 25 comprises that one extends to lock in this mounting groove 213 by these outer cover 212 one and pays seat 251, and one can be locked on this sound-absorbing spare 23 this lock and pay a bolt 252 on 251, and this sound-absorbing spare 23 is formed with a perforation 234 that matches with this bolt 252.
This bolt 252 has a spiral shell head 253, and one stretched out and be formed with the shaft 254 of outside thread 255 by this spiral shell head 253, the perforation 234 of this sound-absorbing spare 23 has a large aperture portion 235 in order to ccontaining this spiral shell head 253, and one be connected with this large aperture portion 235 and the aperture less than the small aperture portion 236 of this large aperture portion 235, this small aperture portion 236 has first section 237 of matching with this shaft 254, one with should pay seat 251 with this lock and match and merge and this first section 237 second section 238 of being connected, and one is formed at this first section 237 with this second section 238 joint and can be pressed against and compresses edge 239 on this lock pair 251.The shaft 254 of this bolt 252 is to place first section 237 of this small aperture portion 236 and be locked on this lock and pay on the seat 251.
Because this preferred embodiment roughly is similar to this first preferred embodiment, therefore, except can producing the effect identical with this first preferred embodiment, utilize the mode of the described sound-absorbing spare 23 of these locking unit 25 lockings, the replacing of the described sound-absorbing spare 23 of being more convenient for.
Consult Fig. 9, the 5th preferred embodiment of the utility model cylinder-head cover 2 roughly is similar to the 4th preferred embodiment, different places are: the shaft 254 of this bolt 252 has that a linkage section 256 that links to each other with this spiral shell head 253, links to each other with this linkage section 256 and away from this spiral shell head 253 and be formed with the thread section 257 that can pay seat 251 outside threads that lock together 255 with this lock, and one is formed at this thread section 257 and these linkage section 256 joints and can be equipped in this lock and pays a clamping edge 258 on 251.And first section 237 of the small aperture portion 236 of the perforation 234 of this sound-absorbing spare 23 is to match with this linkage section 256.Utilization can be equipped in the clamping edge 258 on this lock pair seat 251, can avoid sound-absorbing spare 23 excessively to be locked by this bolt 252 and pay.
In sum, the utility model cylinder-head cover 2 utilizes and is stretched out and this outer cover 212 of larger area by 211 one of lid in this, not only can mold required moulding to promote design sense and visual experience, can also promote radiating effect, cooperate this mounting groove 213 and the sound-absorbing spare of clogging in this mounting groove 213 23, can also significantly improve the sound wave problem that leaks outside, so can reach the purpose of this utility model really.
The above, it only is preferred embodiment of the present utility model, can not limit the scope that the utility model is implemented with this, namely every simple equivalent of doing according to the utility model claims and description changes and modifies, and all still belongs in the scope that the utility model patent contains.
Reference numerals list
2 cylinder-head covers
21 cover unit
Lid in 211
212 outer cover
213 mounting grooves
214 assembly departments
215 connecting walls
216 intercommunicating pores
22 sound absorption units
23 sound-absorbing spares
231 main body portioies
232 joints
233 draw-in grooves
234 perforation
235 large aperture portions
236 small aperture portions
237 first sections
238 second sections
239 compress edge
24 bonding materials
25 locking unit
251 locks are paid seat
252 bolts
253 spiral shell heads
254 shafts
255 outside threads
256 linkage sections
257 thread sections
258 clamping edges
3 cylinder heads
Claims (10)
1. a cylinder-head cover is located on the cylinder head, it is characterized in that, this cylinder-head cover comprises:
One cover unit comprises that a correspondence is covered on the interior lid on this cylinder head, and one stretched out and the larger area outer cover by lid one in this, and lid matches with this outer cover and defines a mounting groove in this; And
One sound absorption unit comprise at least one sound-absorbing spare of clogging in this mounting groove, and the fusing point of this sound-absorbing spare is greater than the operating temperature of this cylinder head.
2. cylinder-head cover according to claim 1 is characterized in that, this sound absorption unit also comprises a bonding material between this sound-absorbing spare, interior lid and this outer cover.
3. cylinder-head cover according to claim 1 is characterized in that, this sound-absorbing spare has two main body portioies of clogging at intervals in this mounting groove, and the joint of the described main body portion of a connection, and this joint is to compel to be butted on this cylinder head.
4. cylinder-head cover according to claim 3, it is characterized in that, this cover unit comprises that also one is arranged in this mounting groove and connects this outer cover and the connecting wall that is somebody's turn to do lid, this connecting wall separates into two separately assembly departments with this mounting groove, the described main body portion of this sound-absorbing spare is to clog respectively in described assembly department, and this joint is to compel to be butted between this connecting wall and this cylinder head.
5. cylinder-head cover according to claim 4 is characterized in that, this joint is formed with a pair of draw-in groove that should connecting wall, and this connecting wall is to be arranged in this draw-in groove, and making this joint is to compel to be butted between this connecting wall and this cylinder head.
6. cylinder-head cover according to claim 1, it is characterized in that, this sound-absorbing spare has two main body portioies of clogging at intervals in this mounting groove, and the joint of the described main body portion of a connection, this cover unit comprises that also one is arranged in this mounting groove and connects this outer cover and the connecting wall that is somebody's turn to do lid, this connecting wall separates into two separately assembly departments with this mounting groove, and this connecting wall is formed with the intercommunicating pore of the described assembly department of a connection, the described main body portion of this sound-absorbing spare is to clog respectively in described assembly department, and this joint is to be arranged in this intercommunicating pore.
7. cylinder-head cover according to claim 1, it is characterized in that, also comprise a locking unit in order to this sound-absorbing spare that locks, this locking unit comprises that a lock that is extended in this mounting groove by this outer cover one pays seat, reach a bolt that this sound-absorbing spare can be locked on this lock pair seat, this sound-absorbing spare is formed with a perforation that matches with this bolt.
8. cylinder-head cover according to claim 7, it is characterized in that, this bolt has a spiral shell head, and one stretched out and be formed with externally threaded shaft by this spiral shell head, the perforation of this sound-absorbing spare has a large aperture portion in order to ccontaining this spiral shell head, and one be connected with this large aperture portion and the aperture less than the small aperture portion of this large aperture portion, the shaft of this bolt is to place this small aperture portion and be locked on this lock pair.
9. cylinder-head cover according to claim 8, it is characterized in that, the shaft of this bolt has a linkage section that links to each other with this spiral shell head, one links to each other with this linkage section and away from this spiral shell head and be formed with and can pay the externally threaded thread section that seat locks together with this lock, and one be formed at this thread section and this linkage section joint and can be equipped in clamping edge on this lock pair, match with this linkage section and be communicated with first section of this large aperture portion and the small aperture portion of the perforation of this sound-absorbing spare has one, one with should pay seat with this lock and match and merge and this first section second section of being connected, and one is formed at this first section with this second section joint and can be pressed against the edge that compresses on this lock pair.
10. cylinder-head cover according to claim 1 is characterized in that, this sound-absorbing spare is made with rubber, and the volume of this sound-absorbing spare is the volume greater than this mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220669242 CN203175693U (en) | 2012-12-07 | 2012-12-07 | Cylinder head cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220669242 CN203175693U (en) | 2012-12-07 | 2012-12-07 | Cylinder head cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203175693U true CN203175693U (en) | 2013-09-04 |
Family
ID=49072404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220669242 Expired - Fee Related CN203175693U (en) | 2012-12-07 | 2012-12-07 | Cylinder head cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203175693U (en) |
-
2012
- 2012-12-07 CN CN 201220669242 patent/CN203175693U/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 |
Granted publication date: 20130904 Termination date: 20211207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |