CN203902436U - Cavity acoustic structure for use at front end of pillar A and automobile - Google Patents
Cavity acoustic structure for use at front end of pillar A and automobile Download PDFInfo
- Publication number
- CN203902436U CN203902436U CN201420253393.2U CN201420253393U CN203902436U CN 203902436 U CN203902436 U CN 203902436U CN 201420253393 U CN201420253393 U CN 201420253393U CN 203902436 U CN203902436 U CN 203902436U
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- screw
- metal level
- mounting hole
- foaming body
- cavity acoustic
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- Body Structure For Vehicles (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
The utility model provides a cavity acoustic structure for use at the front end of a pillar A and an automobile. The cavity acoustic structure comprises a foam member, a membrane metal layer, at least one first mounting hole, at least one first liquid leak and at least one screw; the membrane metal layer having an accommodating space in which the foam member locates; the first mounting holes are arranged in the foam member and the membrane metal layer; the first liquid leaks are arranged in the foam member and the membrane metal layer; the screws are disposed at the first mounting holes and are used with the first mounting holes to fasten the foam member and the membrane metal layer to an automobile body. The cavity acoustic structure which can be stably and structurally mounted is simple in structure, low in cost and good in tightness and manufacturability; tightness and acoustic insulation of the automobile are improved.
Description
Technical field
The utility model relates to auto parts and components field, relates in particular to a kind of cavity acoustic construction and automobile of A post front end.
Background technology
Due to improving constantly that people require car comfort, each car production producer also adopts several different methods to improve NVH (Noise, Vibration, Harshness, noise, vibration and the sound vibration roughness) performance of automobile.In body drawing process, in order to guarantee the performances such as bus body strength, rigidity, in design, inevitably can between inner panel and brace panel and outside plate, form necessary cavity.Due to body performance and technological requirement, body structure change difficulty, enters in operator's compartment by bodywork cavity in order to reduce various noises in vehicle traveling process, and a lot of producers all add sound insulation material and improve auto NVH performance in automobile.Anterior at automobile A column, due to body division and structure design, formed a larger cavity, though carry out shutoff with sheet metal structural, can there is gap unavoidably, cannot intercept noise, gas etc. completely and enter cavity, and then be delivered in operator's compartment.
Utility model content
In order to overcome automobile cavity, cannot intercept the problem of noise, the utility model provides a kind of cavity acoustic construction and automobile of A post front end.
According to an aspect of the present utility model, a kind of cavity acoustic construction of A post front end is provided, comprising: foaming body; Membranaceous metal level, has an accommodation space, and foaming body is positioned at this accommodation space; At least one first mounting hole, is positioned on foaming body and membranaceous metal level; At least one first liquid-leaking nozzle, is positioned on foaming body and membranaceous metal level; At least one screw, is positioned at the first mounting hole place, and screw is by coordinating foaming body and membranaceous metal level are snapped fit onto on vehicle body with the first mounting hole.
In the cavity acoustic construction of above-mentioned A post front end, alternatively, the material of membranaceous metal level is aluminium foil.
In the cavity acoustic construction of above-mentioned A post front end, alternatively, the quantity of the first mounting hole is two, two the first mounting holes lay respectively at the two ends of foaming body and membranaceous metal level, the quantity of the first liquid-leaking nozzle is two, and two the first liquid-leaking nozzles lay respectively at the middle part of described foaming body and membranaceous metal level.
In the cavity acoustic construction of above-mentioned A post front end, alternatively, screw comprises: screw cap; The body of screw being connected with screw cap; Be positioned at the clamping structure on body of screw; And be positioned at the position limiting structure on body of screw.
According to another aspect of the utility model, a kind of automobile is also provided, automobile comprises the cavity acoustic construction of A post front end, the cavity acoustic construction of A post front end comprises: foaming body; Membranaceous metal level, has an accommodation space, and foaming body is positioned at accommodation space; At least one first mounting hole, is positioned on foaming body and membranaceous metal level; At least one first liquid-leaking nozzle, is positioned on foaming body and membranaceous metal level; At least one screw, is positioned at the first mounting hole place, and screw is by coordinating foaming body and membranaceous metal level are snapped fit onto on vehicle body with the first mounting hole.
Automobile also comprises: front wall inner panel extension board, and front wall inner panel extension board comprises: front wall inner panel extension board body; Be positioned at the second mounting hole and the second liquid-leaking nozzle on front wall inner panel extension board body, by screw and coordinating of the second mounting hole and the first mounting hole foaming body and membranaceous metal level being snapped fit onto on the front wall inner panel extension board of vehicle body.
The beneficial effects of the utility model are: in the utility model embodiment, thus foaming body salable cavity of meeting expanded by heating when car body coating toasts, blocking noise, gas etc. enters vehicle body, and quiet comfortable environment inside car is provided.
Further, in the utility model embodiment, in the process of application paint vehicle, the first liquid-leaking nozzle can make paint vehicle be flowed down and can not remained on the cavity acoustic construction of A post front end by this hole.The first liquid-leaking nozzle can be filled after foaming body expanded by heating, can not affect the sound insulaton of the cavity acoustic construction of A post front end.
Further, in the utility model embodiment, screw is by with coordinating of the first mounting hole and the second mounting hole, foaming body and membranaceous metal level being snapped fit onto on front wall inner panel extension board, and this connection mode is installed stable, and assembling is simple, quick.
Accompanying drawing explanation
Fig. 1 represents the cavity acoustic construction schematic diagram of the utility model embodiment A post front end;
Fig. 2 represents the utility model embodiment foaming body structural representation;
Fig. 3 represents the utility model embodiment bolt structure schematic diagram;
Fig. 4 represents cavity acoustic construction and the body connection structure schematic diagram of the utility model embodiment A post front end; And
Fig. 5 represents the scheme of installation of the cavity acoustic construction of the utility model embodiment A post front end.
Wherein in figure: 1, front wall inner panel, 2, the cavity acoustic construction of A post front end, 3, side wall assembly, 4, screw, 5, membranaceous metal level, 6, foaming body, 7, position limiting structure, 8, clamping structure, 9, front wall inner panel extension board, the 10, first mounting hole, the 11, first liquid-leaking nozzle, 12, the second mounting hole, the 13, second liquid-leaking nozzle.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with the accompanying drawings and the specific embodiments the utility model is described in detail.
The cavity acoustic construction schematic diagram that is illustrated in figure 1 the utility model embodiment A post front end, the cavity acoustic construction of A post front end comprises: foaming body 6; Membranaceous metal level 5, has an accommodation space, and foaming body 6 is positioned at this accommodation space; At least one first mounting hole 10, is positioned on foaming body 6 and membranaceous metal level 5; At least one first liquid-leaking nozzle 11, is positioned on foaming body 6 and membranaceous metal level 5; At least one screw 4, is positioned at the first mounting hole 10 places, and screw 4 is by coordinating foaming body 6 and membranaceous metal level 5 are snapped fit onto on vehicle body with the first mounting hole 10.Alternatively, the material of membranaceous metal level 5 is aluminium foil.The cavity acoustic construction of A post front end has good sealing property, concrete, thus foaming body 6 salable cavity of meeting expanded by heating when car body coating toasts, and blocking noise, gas etc. enters vehicle body, and quiet comfortable environment inside car is provided.
Be illustrated in figure 2 the utility model embodiment foaming body structural representation, in figure, the quantity of the first mounting hole 10 is two, two the first mounting holes 10 lay respectively at the two ends of foaming body 6 and membranaceous metal level 5, the quantity of the first liquid-leaking nozzle 11 is two, and two the first liquid-leaking nozzles 11 lay respectively at the middle part of described foaming body 6 and membranaceous metal level 5.In the process of application paint vehicle, the first liquid-leaking nozzle 11 can make paint vehicle be flowed down and can not remained on the cavity acoustic construction of A post front end by this hole.The first liquid-leaking nozzle 11 can be filled after foaming body 6 expanded by heating, and can not affect the sound insulaton of the cavity acoustic construction of A post front end.
Be illustrated in figure 3 the utility model embodiment bolt structure schematic diagram, this screw comprises: screw cap; The body of screw being connected with screw cap; Be positioned at the clamping structure 8 on body of screw; And be positioned at the position limiting structure 7 on body of screw.Clamping structure 8 is the lug boss on screw, and the transverse sectional view of clamping structure is right-angled trapezium, and position limiting structure 7 is cylindrical, is fixedly connected with screw cap, and length is less than the length of body of screw.Alternatively, screw is plastic screw.
Embodiment of the present utility model also provides a kind of automobile, and this automobile comprises the cavity acoustic construction of A post front end, and the cavity acoustic construction of A post front end comprises: foaming body 6; Membranaceous metal level 5, has an accommodation space, and foaming body 6 is positioned at accommodation space; At least one first mounting hole 10, is positioned on foaming body 6 and membranaceous metal level 5; At least one first liquid-leaking nozzle 11, is positioned on foaming body 6 and membranaceous metal level 5; At least one screw 4, is positioned at the first mounting hole 10 places, and screw 4 is by coordinating foaming body 6 and membranaceous metal level 5 are snapped fit onto on vehicle body with the first mounting hole 10.Automobile also comprises: front wall inner panel extension board 9, and front wall inner panel extension board 9 comprises: front wall inner panel extension board body; Be positioned at the second mounting hole 12 and the second liquid-leaking nozzle 13 on front wall inner panel extension board body, by coordinating of screw 4 and the second mounting hole 12 and 10 holes, the first location foaming body 6 and membranaceous metal level 5 being snapped fit onto on the front wall inner panel extension board of vehicle body to 9, referring to Fig. 4.Screw 4 is installed by the mode of clamping, and this mounting means is stable, quick, simple in structure.
Be illustrated in figure 5 the environment for use schematic diagram of the cavity acoustic construction of the utility model embodiment A post front end, the cavity acoustic construction 2 of A post front end is connected by front wall inner panel extension board 9 with front wall inner panel 1.
Above-described is preferred implementation of the present utility model; should be understood that the ordinary person for the art; can also make some improvements and modifications not departing under principle prerequisite described in the utility model, these improvements and modifications are also in protection domain of the present utility model.
Claims (5)
1. a cavity acoustic construction for A post front end, is characterized in that, comprising:
Foaming body (6);
Membranaceous metal level (5), has an accommodation space, and described foaming body (6) is positioned at described accommodation space;
At least one first mounting hole (10), is positioned on described foaming body (6) and membranaceous metal level (5);
At least one first liquid-leaking nozzle (11), is positioned on described foaming body (6) and membranaceous metal level (5);
At least one screw (4), described screw (4) is positioned at described the first mounting hole (10) to be located, and described screw (4) is by coordinating described foaming body (6) and membranaceous metal level (5) are snapped fit onto on vehicle body with described the first mounting hole (10).
2. the cavity acoustic construction of A post front end according to claim 1, is characterized in that, the material of described membranaceous metal level is aluminium foil.
3. the cavity acoustic construction of A post front end according to claim 1, it is characterized in that, the quantity of described the first mounting hole (10) is two, two described the first mounting holes (10) lay respectively at the two ends of described foaming body (6) and membranaceous metal level (5), the quantity of described the first liquid-leaking nozzle (11) is two, and two described the first liquid-leaking nozzles (11) lay respectively at the middle part of described foaming body (6) and membranaceous metal level (5).
4. the cavity acoustic construction of A post front end as claimed in claim 1, is characterized in that, described screw (4) comprising:
Screw cap;
The body of screw being connected with described screw cap;
Be positioned at the clamping structure (8) on described body of screw; And
Be positioned at the position limiting structure (7) on described body of screw.
5. an automobile, is characterized in that, comprises the cavity acoustic construction of A post front end, and the cavity acoustic construction of described A post front end comprises:
Foaming body (6);
Membranaceous metal level (5), has an accommodation space, and described foaming body (6) is positioned at described accommodation space;
At least one first mounting hole (10), is positioned on described foaming body (6) and membranaceous metal level (5);
At least one first liquid-leaking nozzle (11), is positioned on described foaming body (6) and membranaceous metal level (5);
At least one screw (4), described screw (4) is positioned at described the first mounting hole (10) to be located, and described screw (4) is by coordinating the front wall inner panel extension board that foaming body (6) and membranaceous metal level (5) is snapped fit onto to vehicle body with described the first mounting hole (10);
Described automobile also comprises: front wall inner panel extension board (9), and described front wall inner panel extension board (9) comprising:
Front wall inner panel extension board body;
Be positioned at the second mounting hole (12) and the second liquid-leaking nozzle (13) on described front wall inner panel extension board body, by screw (4) and coordinating of described the second mounting hole (12) and described the first mounting hole (10) described foaming body (6) and membranaceous metal level (5) being snapped fit onto on the front wall inner panel extension board (9) of vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420253393.2U CN203902436U (en) | 2014-05-16 | 2014-05-16 | Cavity acoustic structure for use at front end of pillar A and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420253393.2U CN203902436U (en) | 2014-05-16 | 2014-05-16 | Cavity acoustic structure for use at front end of pillar A and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203902436U true CN203902436U (en) | 2014-10-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420253393.2U Expired - Fee Related CN203902436U (en) | 2014-05-16 | 2014-05-16 | Cavity acoustic structure for use at front end of pillar A and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203902436U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113602354A (en) * | 2021-07-26 | 2021-11-05 | 岚图汽车科技有限公司 | Supporting structure, cavity structure and connecting method thereof |
| CN115366814A (en) * | 2022-09-19 | 2022-11-22 | 中国重汽集团济南动力有限公司 | Heavy-duty car cab with sealing structure |
-
2014
- 2014-05-16 CN CN201420253393.2U patent/CN203902436U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113602354A (en) * | 2021-07-26 | 2021-11-05 | 岚图汽车科技有限公司 | Supporting structure, cavity structure and connecting method thereof |
| CN115366814A (en) * | 2022-09-19 | 2022-11-22 | 中国重汽集团济南动力有限公司 | Heavy-duty car cab with sealing structure |
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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: 20141029 |