CN205589321U - Enclose before automobile body and enclose and vehicle before falling structure of making an uproar, automobile body - Google Patents
Enclose before automobile body and enclose and vehicle before falling structure of making an uproar, automobile body Download PDFInfo
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- CN205589321U CN205589321U CN201620323114.4U CN201620323114U CN205589321U CN 205589321 U CN205589321 U CN 205589321U CN 201620323114 U CN201620323114 U CN 201620323114U CN 205589321 U CN205589321 U CN 205589321U
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- enclose
- front wall
- automobile body
- vehicle
- uproar
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Abstract
The utility model provides an enclose before automobile body and enclose and vehicle before falling structure of making an uproar, automobile body relates to the vehicle field. Enclose before the automobile body to fall to enclose before the structure automobile body of making an uproar and fall the structure of making an uproar and include preceding bounding wall, preceding reinforcing plate and the damping sheet of enclosing, before enclose the reinforcing plate and fix on the preceding bounding wall and with constitute a sealed cavity between preceding bounding wall, the damping sheet is fixed among the sealed cavity. Because the bounding wall encloses before with and has sealed cavity between the reinforcing plate in the front, sets up the damping sheet again in sealed cavity, the damping sheet can be fixed in sealed cavity very steadily, just can improve and enclose the the stiffness who falls the structure of making an uproar before the automobile body for self intensity can improve, and simultaneously, the vibration of vehicle front deck and noise can be played vibration/noise reduction's effect by the damping sheet active absorption conducting to enclose to the automobile body before to fall when making an uproar the structure. And then make and to have the travelling comfort that encloses the vehicle that falls the structure of making an uproar before the above -mentioned automobile body and obtained promoting by a wide margin yet, and can not cause the influence to other performances of vehicle.
Description
Technical field
This utility model relates to vehicular field, particularly relates to a kind of body front wall denoising structure, body front wall
And vehicle.
Background technology
For the riding comfort of vehicle, needing to carry out vehicle damping noise reduction, general car white vehicle vehicle body is used
Vibration and noise reducing material be damping sheet, its application is pasted onto on body in white, or through high-temperature baking hardening absorption
On panel beating, thus play vibration-absorbing denoising effect.
Above-mentioned damping sheet is generally divided into two kinds: hot-melt damping plate and magnetic damping plate, and both are respectively arranged with pluses and minuses.
Hot-melt damping plate has the advantages such as density is little, lightweight, but can only be pasted onto horizontal plane, mainly adapts to
The region such as floor, parting plate.And magnetic damping plate has, and density is big, the feature of quality weight, advantage is to glue
It is attached on vertical plane, it is not easy to drop, mainly adapts to the region such as front wall, wheel cover.
At present industry middle and high end vehicle pursue more preferable NVH (English full name: Noise, Vibration,
Harshness, Chinese full name: noise, vibration and sound vibration roughness) performance, but owing to front panel is thin
Plate, poor rigidity own, and big from the impulsive force of engine mounting, subframe mount point etc., vibration is big,
Therefore front panel is started to add damping sound insulation material.Owing to front region is vertical position at vehicle body,
Hot-melt damping plate cannot meet application property, and manufacturer uses magnetic damping plate to meet performance requirement, but this is again
Make tare increase, cost increases, and this runs in the opposite direction with body lightening now.
Therefore, it is badly in need of a kind of new structure and overcomes drawbacks described above.
Utility model content
A purpose of the present utility model is to provide for a kind of body front wall denoising structure, and it is not only able to improve
The intensity of himself, it is also possible to meet the requirement of body lightening, its cost also can have relative to prior art
Reduced.
This utility model one further objective is that to provide a kind of body front wall so that the car of described vehicle
The intensity of body front wall is improved, it is also possible to meet the requirement of body lightening, and its cost also can be relative to existing
Technology is had to decrease.
This utility model one further objective is that to provide a kind of vehicle so that the NVH of described vehicle
Performance is improved, and improves vehicle comfort level.
Especially, this utility model provides a kind of body front wall denoising structure, body front wall denoising structure bag
Include front panel, front wall reinforcing plate and damping sheet, described front wall reinforcing plate be fixed in described front panel and with institute
Stating and constitute a closed cavity between front panel, described damping sheet is fixed in described closed cavity.
Further, described damping sheet fills up described closed cavity.
Further, described damping sheet is hot-melt damping plate.
Further, described damping sheet is magnetic damping plate.
Especially, this utility model additionally provides a kind of body front wall, drops including body front wall as above
Make an uproar structure.
Especially, this utility model additionally provides a kind of vehicle, including body front wall as above.
Body front wall denoising structure of the present utility model, owing to having envelope between front panel and front wall reinforcing plate
Closing cavity, then arrange damping sheet in closed cavity, damping sheet can be firmly secured in closed cavity very much,
And the integral rigidity of body front wall denoising structure can be improved so that self-strength is improved, meanwhile, car
Vibration and the noise of front deck can effectively absorb by damped plate when conduction is to body front wall denoising structure, play
The effect of damping noise reduction.
Further, the damping sheet in this utility model can be covered with the closing between front panel and front wall reinforcing plate
Cavity, the effect of the damping noise reduction of damping sheet relatively prior art is more effectively.
Further, the damping sheet material in this utility model can not be by the feature institute of body front wall denoising structure
Limit, not only can use magnetic damping plate, it would however also be possible to employ the heat molten type resistance that cost is relatively low, quality is lighter
Buddhist nun's plate, not only reduces vehicle cost, also reaches the requirement of body lightening.
And then so that have also been obtained with the comfortableness of the vehicle of above-mentioned body front wall denoising structure and significantly carry
Rise, and other performances of vehicle will not be impacted.
According to below in conjunction with the accompanying drawing detailed description to this utility model specific embodiment, those skilled in the art
Will become more apparent from of the present utility model above-mentioned and other purposes, advantage and feature.
Accompanying drawing explanation
Describe in detail more of the present utility model the most by way of example, and not by way of limitation
Specific embodiment.Reference identical in accompanying drawing denotes same or similar parts or part.This area
It is to be understood by the skilled artisans that what these accompanying drawings were not necessarily drawn to scale.In accompanying drawing:
Fig. 1 is the side view of the body front wall denoising structure according to one embodiment of this utility model；
Fig. 2 is the exploded perspective view of body front wall denoising structure shown in Fig. 1.
Detailed description of the invention
Embodiment 1
Fig. 1 is the side view of the body front wall denoising structure according to one embodiment of this utility model, and Fig. 2 is
The exploded perspective view of body front wall denoising structure shown in Fig. 1.Body front wall noise reduction knot described by the present embodiment
Structure can include front panel 1 and front wall reinforcing plate 2 in general manner, described front wall reinforcing plate 2 be fixed on described before
Also and constitute a closed cavity 4 between described front panel 1 on coaming plate 1, also include damping sheet 3, described damping
Plate 3 is fixed in described closed cavity 4.
In the present embodiment, described damping sheet 3 fixing in described closed cavity 4 can use stickup, hot melt
The usual manners such as bonding, or other such as weld, the unconventional fixing means such as riveting, as long as by damping sheet
3 are fixed in described closed cavity 4.Certainly, closed cavity 4 here is so that damping sheet
3 can be limited to wherein, it would however also be possible to employ the mode of half opening, are easy to the setting of damping sheet 3 like that, tool
Body can be adjusted according to user's request.
The present embodiment is owing to having closed cavity 4 between front panel 1 and front wall reinforcing plate 2, then is closing
Arranging damping sheet 3 in cavity 4, damping sheet 3 can be firmly secured in closed cavity 4 very much, and can
Improve the integral rigidity of body front wall denoising structure so that self-strength is improved, meanwhile, vehicle fore cabin
Vibration and noise conduction to body front wall denoising structure time can effectively absorb by damped plate 3, play damping
The effect of noise reduction.
Described damping sheet 3 fills up described closed cavity 4.Damping sheet in this utility model is covered with front panel 1
And the closed cavity 4 between front wall reinforcing plate 2, its damping is higher, the integral shock-absorbing fall of damping sheet 3
The effect made an uproar relatively prior art will more effectively.
The material of the damping sheet 3 in the present embodiment can not be limited, no by the feature institute of body front wall denoising structure
But magnetic damping plate can be used, it would however also be possible to employ the hot-melt damping plate that cost is relatively low, quality is lighter, no
But reduce vehicle cost, also reach the requirement of body lightening.
Embodiment 2
See Fig. 1, present embodiments provide a kind of body front wall, including described body front wall denoising structure.
Body front wall denoising structure described in the present embodiment and the complete phase of body front wall denoising structure described in embodiment 1
With, repeat no more for body front wall denoising structure structure division the present embodiment.
Owing to described body front wall includes described body front wall denoising structure, therefore by using above-mentioned vehicle body before
Enclose denoising structure structure, the NVH performance of vehicle is substantially improved, and then the comfortableness of vehicle is obtained
It is substantially improved.Simultaneously as the used material of damping sheet in body front wall denoising structure can not be by before vehicle body
The feature enclosing denoising structure is limited, it can use cost is relatively low, quality is lighter hot-melt damping plate,
Depreciation reduces vehicle cost, disclosure satisfy that the requirement of body lightening simultaneously.
Embodiment 3
See Fig. 1, present embodiments provide a kind of vehicle, including described body front wall.Institute in the present embodiment
State body front wall identical, before vehicle body with the structure of body front wall denoising structure described in embodiment 2
Closed structure part the present embodiment repeats no more.
Owing to described vehicle includes described body front wall denoising structure, therefore by using above-mentioned body front wall to drop
Make an uproar architecture, the NVH performance of vehicle is substantially improved, and then the comfortableness of vehicle has been obtained significantly
Promote.Simultaneously as the used material of damping sheet in body front wall denoising structure can not be dropped by body front wall
The feature of structure of making an uproar is limited, it can use cost is relatively low, quality is lighter hot-melt damping plate, and this is just
Reduce vehicle cost, disclosure satisfy that the requirement of body lightening simultaneously.
So far, although those skilled in the art will appreciate that the most detailed to illustrate and describe this practicality new
Multiple exemplary embodiments of type, but, in the case of without departing from this utility model spirit and scope, still
Can directly determine according to this utility model disclosure or derive the many meeting this utility model principle
Other variations or modifications.Therefore, scope of the present utility model is it is understood that and regard as covering all these
Other variations or modifications.
Claims (6)
1. a body front wall denoising structure, it is characterised in that body front wall denoising structure include front panel,
Front wall reinforcing plate and damping sheet, described front wall reinforcing plate is fixed in described front panel also and between described front panel
Constituting a closed cavity, described damping sheet is fixed in described closed cavity.
Body front wall denoising structure the most according to claim 1, it is characterised in that described damping sheet is filled out
Full described closed cavity.
Body front wall denoising structure the most according to claim 1 and 2, it is characterised in that described damping
Plate is hot-melt damping plate.
Body front wall denoising structure the most according to claim 1 and 2, it is characterised in that described damping
Plate is magnetic damping plate.
5. a body front wall, it is characterised in that include the vehicle body according to any one of Claims 1-4
Front wall denoising structure.
6. a vehicle, it is characterised in that include the body front wall described in claim 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620323114.4U CN205589321U (en) | 2016-04-15 | 2016-04-15 | Enclose before automobile body and enclose and vehicle before falling structure of making an uproar, automobile body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620323114.4U CN205589321U (en) | 2016-04-15 | 2016-04-15 | Enclose before automobile body and enclose and vehicle before falling structure of making an uproar, automobile body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205589321U true CN205589321U (en) | 2016-09-21 |
Family
ID=56935174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620323114.4U Active CN205589321U (en) | 2016-04-15 | 2016-04-15 | Enclose before automobile body and enclose and vehicle before falling structure of making an uproar, automobile body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205589321U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110422124A (en) * | 2019-07-26 | 2019-11-08 | 天津静达合成材料有限公司 | A kind of compound magnetic damping sheet |
-
2016
- 2016-04-15 CN CN201620323114.4U patent/CN205589321U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110422124A (en) * | 2019-07-26 | 2019-11-08 | 天津静达合成材料有限公司 | A kind of compound magnetic damping sheet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |