CN206394575U - A kind of butyl low frequency sound insulation car piece - Google Patents
A kind of butyl low frequency sound insulation car piece Download PDFInfo
- Publication number
- CN206394575U CN206394575U CN201720088452.9U CN201720088452U CN206394575U CN 206394575 U CN206394575 U CN 206394575U CN 201720088452 U CN201720088452 U CN 201720088452U CN 206394575 U CN206394575 U CN 206394575U
- Authority
- CN
- China
- Prior art keywords
- sound insulation
- butyl
- low frequency
- acoustical cotton
- frequency sound
- 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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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model discloses a kind of butyl low frequency sound insulation car piece, including the first acoustical cotton and the second acoustical cotton, aluminium foil is provided between first acoustical cotton and second acoustical cotton, the aluminum foil side is provided with butyl damping glue.Beneficial effect is：The butyl low frequency sound insulation car piece is mainly used in wheel arc and the bottom plate position of automobile, there is stronger sound insulation function, and particularly to barrier low-frequency noise effect substantially, practicality is good.
Description
Technical field
The utility model is related to automobile product field, more particularly to a kind of butyl low frequency sound insulation car piece.
Background technology
Sound insulation car piece is to be used to obstruct the device that engine noise is transmitted into compartment on automobile, using very on automobile
Extensively, still, it is poor that the sound insulation car piece used on current automobile still suffers from soundproof effect in actual use, especially to low frequency
The problem of noise barriering effect is worse, for above-mentioned situation, can design a kind of butyl low frequency sound insulation car piece to solve above-mentioned ask
Topic.
Utility model content
The purpose of this utility model is that provides a kind of butyl low frequency sound insulation car piece to solve the above problems.
The utility model is achieved through the following technical solutions above-mentioned purpose：
A kind of butyl low frequency sound insulation car piece, including the first acoustical cotton and the second acoustical cotton, first acoustical cotton with it is described
Aluminium foil is provided between second acoustical cotton, the aluminum foil side is provided with butyl damping glue.
In order to further improve the practicality of butyl low frequency sound insulation car piece, first acoustical cotton is inhaled using high density perforate
Sound cotton.
In order to further improve the practicality of butyl low frequency sound insulation car piece, second acoustical cotton is inhaled using high density closed cell
Sound cotton.
In order to further improve the practicality of butyl low frequency sound insulation car piece, the aluminium foil quantity has three, two neighboring institute
State and be provided with the butyl damping glue between aluminium foil.
In order to further improve the practicality of butyl low frequency sound insulation car piece, the butyl damping glue quantity has two, respectively
Between the two neighboring aluminium foil.
Beneficial effect is：The butyl low frequency sound insulation car piece is mainly used in wheel arc and the bottom plate position of automobile, there is stronger
Sound insulation function, particularly to barrier low-frequency noise effect substantially, practicality is good.
Brief description of the drawings
Fig. 1 is a kind of structural representation of butyl low frequency sound insulation car piece described in the utility model.
Description of reference numerals is as follows：
1st, the first acoustical cotton；2nd, aluminium foil；3rd, butyl damping glue；4th, the second acoustical cotton.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of butyl low frequency sound insulation car piece, including the first acoustical cotton 1 and the second acoustical cotton 4, the first sound-absorbing
Cotton 1 is used for sound-absorbing, and the second acoustical cotton 4 is used for sound insulation, heat-insulated, aluminium foil 2 is provided between the first acoustical cotton 1 and the second acoustical cotton 4,
Aluminium foil 2 is used to strengthen soundproof effect, strengthens product strength and product attractive in appearance, and the side of aluminium foil 2 is provided with butyl damping glue 3, butyl
Damping glue 3 is the synthetic rubber based on butyl rubber, band tack, has and only shakes, sound insulation, heat-insulated effect.
In order to further improve the practicality of butyl low frequency sound insulation car piece, the first acoustical cotton 1 uses high density perforate sound-absorbing
Cotton, the second acoustical cotton 4 uses high density closed cell acoustical cotton, and the quantity of aluminium foil 2 has is provided with fourth between three, two neighboring aluminium foil 2
Base damping glue 3, the quantity of butyl damping glue 3 has two, respectively between two neighboring aluminium foil 2.
General principle of the present utility model, principal character and advantage has been shown and described above.The technical staff of the industry
It should be appreciated that the utility model is not restricted to the described embodiments, the simply explanation described in above-described embodiment and specification is originally
The principle of utility model, on the premise of the utility model spirit and scope are not departed from, the utility model also has various change
And improvement, these changes and improvements are both fallen within the range of claimed the utility model.Scope is claimed in the utility model
Defined by appended claims and its effect thing.
Claims (5)
1. a kind of butyl low frequency sound insulation car piece, it is characterised in that：Including the first acoustical cotton and the second acoustical cotton, first sound-absorbing
Aluminium foil is provided between cotton and second acoustical cotton, the aluminum foil side is provided with butyl damping glue.
2. a kind of butyl low frequency sound insulation car piece according to claim 1, it is characterised in that：First acoustical cotton is using high
Density open cell acoustical cotton.
3. a kind of butyl low frequency sound insulation car piece according to claim 1, it is characterised in that：Second acoustical cotton is using high
Density closed cell acoustical cotton.
4. a kind of butyl low frequency sound insulation car piece according to claim 1, it is characterised in that：The aluminium foil quantity has three,
The butyl damping glue is provided between the two neighboring aluminium foil.
5. a kind of butyl low frequency sound insulation car piece according to claim 1, it is characterised in that：The butyl damping glue quantity has
Two, respectively between the two neighboring aluminium foil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720088452.9U CN206394575U (en) | 2017-01-20 | 2017-01-20 | A kind of butyl low frequency sound insulation car piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720088452.9U CN206394575U (en) | 2017-01-20 | 2017-01-20 | A kind of butyl low frequency sound insulation car piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206394575U true CN206394575U (en) | 2017-08-11 |
Family
ID=59515654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720088452.9U Expired - Fee Related CN206394575U (en) | 2017-01-20 | 2017-01-20 | A kind of butyl low frequency sound insulation car piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206394575U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016730A (en) * | 2018-08-22 | 2018-12-18 | 中山市益孚生物科技有限公司 | A kind of suction wave screen covers composite material and its manufacturing method |
-
2017
- 2017-01-20 CN CN201720088452.9U patent/CN206394575U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016730A (en) * | 2018-08-22 | 2018-12-18 | 中山市益孚生物科技有限公司 | A kind of suction wave screen covers composite material and its manufacturing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170811 Termination date: 20190120 |