CN208149227U - A kind of sound insulation EVA composite membrane - Google Patents
A kind of sound insulation EVA composite membrane Download PDFInfo
- Publication number
- CN208149227U CN208149227U CN201820575816.0U CN201820575816U CN208149227U CN 208149227 U CN208149227 U CN 208149227U CN 201820575816 U CN201820575816 U CN 201820575816U CN 208149227 U CN208149227 U CN 208149227U
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- China
- Prior art keywords
- sound
- level
- insulating structure
- composite membrane
- pad
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- 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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- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
It is as made of the compacting of level-one sound-insulating structure, second level sound-insulating structure and three-level sound-insulating structure the utility model discloses a kind of sound insulation EVA composite membrane, including sound insulation composite membrane；The level-one sound-insulating structure is sealing plate made of being enclosed as the molding scrubby pad of double-layer integrally, has cavity structure inside the sealing plate, and second level sound-insulating structure is located in above-mentioned cavity structure；The three-level sound-insulating structure is located in second level sound-insulating structure；Above-mentioned second level sound-insulating structure is resistance sound pad made of being enclosed as the molding glass fibre of double-layer integrally；The three-level sound-insulating structure is the puigging made of integrally formed EVA material；The sealing plate is bonded to each other with resistance sound pad, the puigging is bonded to each other with resistance sound pad, the utility model relates to automobile technical fields, the purport of this case is to provide a kind of composite membrane with triple sound-insulating structures, effectively noise can be obstructed by the composite membrane, ensure that the comfort of occupant and driver.
Description
Technical field
The utility model relates to automobile technical field, specially a kind of sound insulation EVA composite membrane.
Background technique
During running car, the noise that engine operation generates directly will be transferred to driver's cabin by front panel, this
The comfort of occupant will be directly affected, it is current reduce in driver's cabin by the common method that engine generates noise be using front wall every
Sound pad absorbs sound by foam, but soundproof effect is not good enough, and overall structure is easy to damage.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of sound insulation EVA composite membrane, solves existing automobile
During traveling, the noise that engine operation generates directly will be transferred to driver's cabin by front panel, this, which will be directly affected, multiplies
The comfort of member, currently reducing and generating the common method of noise by engine in driver's cabin is to pass through bubble using preceding wall sound-isolation pad
Foam absorbs sound, but soundproof effect is not good enough, overall structure technical problem easy to damage.
In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of sound insulation EVA composite membrane,
It is as made of the compacting of level-one sound-insulating structure, second level sound-insulating structure and three-level sound-insulating structure including sound insulation composite membrane；It is described
Level-one sound-insulating structure is sealing plate made of being enclosed as the molding scrubby pad of double-layer integrally, has cavity inside the sealing plate
Structure, and second level sound-insulating structure is located in above-mentioned cavity structure；The three-level sound-insulating structure is located in second level sound-insulating structure；It is above-mentioned
Second level sound-insulating structure is resistance sound pad made of being enclosed as the molding glass fibre of double-layer integrally；The three-level sound-insulating structure,
It is the puigging made of integrally formed EVA material；The sealing plate is bonded to each other with resistance sound pad, the puigging and resistance sound
Pad is bonded to each other.
Preferably, size of the size of the sealing plate slightly larger than resistance sound pad.
Preferably, the size for being sized to be slightly smaller than resistance sound pad of the puigging.
Preferably, the sealing plate, resistance sound pad and puigging outer wall offer several through-holes for installation.
Preferably, screw identical with its quantity is equipped in several through-holes；The screw is for pacifying composite membrane
Dress.
Beneficial effect
The utility model provides a kind of sound insulation EVA composite membrane.Has following beneficial effect:The purport of this case is to provide
A kind of composite membrane with triple sound-insulating structures can effectively obstruct noise by the composite membrane, ensure that occupant with
And the comfort of driver.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of sound insulation EVA composite membrane described in the utility model.
Fig. 2 is a kind of overlooking structure diagram of sound insulation EVA composite membrane described in the utility model.
In figure：1- sealing plate；2- hinders sound pad；3- puigging；4- through-hole；5- screw.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2,：A kind of sound insulation EVA composite membrane, including sound insulation are compound
Film is as made of the compacting of level-one sound-insulating structure, second level sound-insulating structure and three-level sound-insulating structure；The level-one sound insulation knot
Structure is sealing plate 1 made of being enclosed as the molding scrubby pad of double-layer integrally, has cavity structure, and two inside the sealing plate 1
Grade sound-insulating structure is located in above-mentioned cavity structure；The three-level sound-insulating structure is located in second level sound-insulating structure；Above-mentioned second level sound insulation
Structure is resistance sound pad 2 made of being enclosed as the molding glass fibre of double-layer integrally；The three-level sound-insulating structure, is by one
Puigging 3 made of body formed EVA material；The sealing plate 1 is bonded to each other with resistance sound pad 2, the puigging 3 and resistance sound
Pad 2 is bonded to each other；Size of the size of the sealing plate 1 slightly larger than resistance sound pad 2；The puigging 3 is sized to be slightly smaller than resistance sound
The size of pad 2；The sealing plate 1, resistance sound pad 2 and puigging outer wall offer several through-holes 4 for installation；If described
Screw 5 identical with its quantity is equipped in dry through-hole 4；The screw 5 is for installing composite membrane.
Embodiment：Firstly, sealing plate 1 made of the molding scrubby pad enclosing of production double-layer integrally；
Make resistance sound pad 2 made of the molding glass fibre of double-layer integrally encloses；
Be made into one puigging 3 made of molding EVA material；
After completing preliminary production, puigging 3 is placed in resistance sound pad 2, resistance sound pad 2 is placed in sealing plate 1, it will be every
Sound-absorbing layer 3, resistance sound pad 2 and sealing plate 1 are compressed to integral type；Sealing plate 1, resistance sound pad 2 and puigging outer wall open up useful
In several through-holes 4 of installation；Screw 5 identical with its quantity is equipped in several through-holes 4；The screw 5 is used to carry out composite membrane
Installation.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element ".
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of sound insulation EVA composite membrane, which is characterized in that be by level-one sound-insulating structure, second level sound insulation including sound insulation composite membrane
Made of structure and the compacting of three-level sound-insulating structure；
The level-one sound-insulating structure is sealing plate (1) made of being enclosed as the molding scrubby pad of double-layer integrally, the sealing plate
(1) internal that there is cavity structure, and second level sound-insulating structure is located in above-mentioned cavity structure；
The three-level sound-insulating structure is located in second level sound-insulating structure；
Above-mentioned second level sound-insulating structure is resistance sound pad (2) made of being enclosed as the molding glass fibre of double-layer integrally；
The three-level sound-insulating structure is the puigging made of integrally formed EVA material (3)；
The sealing plate (1) is bonded to each other with resistance sound pad (2), and the puigging (3) is bonded to each other with resistance sound pad (2).
2. a kind of sound insulation EVA composite membrane according to claim 1, which is characterized in that the size of the sealing plate (1) is bigger
In the size of resistance sound pad (2).
3. a kind of sound insulation EVA composite membrane according to claim 1, which is characterized in that the size of the puigging (3) is smaller
In the size of resistance sound pad (2).
4. a kind of sound insulation EVA composite membrane according to claim 1, which is characterized in that the sealing plate (1), resistance sound pad (2)
And puigging outer wall offers several through-holes (4) for installation.
5. a kind of sound insulation EVA composite membrane according to claim 4, which is characterized in that be equipped in several through-holes (4) with
The identical screw of its quantity (5)；The screw (5) is for installing composite membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820575816.0U CN208149227U (en) | 2018-04-19 | 2018-04-19 | A kind of sound insulation EVA composite membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820575816.0U CN208149227U (en) | 2018-04-19 | 2018-04-19 | A kind of sound insulation EVA composite membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208149227U true CN208149227U (en) | 2018-11-27 |
Family
ID=64378776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820575816.0U Expired - Fee Related CN208149227U (en) | 2018-04-19 | 2018-04-19 | A kind of sound insulation EVA composite membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208149227U (en) |
-
2018
- 2018-04-19 CN CN201820575816.0U patent/CN208149227U/en not_active Expired - Fee Related
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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: 20181127 |