CN220682325U - Air chamber supporting structure and vehicle - Google Patents

Abstract

The utility model discloses an air chamber supporting structure and a vehicle, wherein the air chamber supporting structure comprises a supporting piece, the supporting piece is arranged in an air chamber, the lower end of the supporting piece is fixedly connected with the bottom wall of the air chamber, the upper end of the supporting piece is provided with a first installation part and a second installation part, the first installation part is fixedly connected with the top wall of the air chamber, the second installation part is fixedly connected with the side wall of the air chamber, the supporting piece is provided with a deformation area suitable for deformation, and the deformation area is positioned between the first installation part and the second installation part. According to the air chamber supporting structure provided by the embodiment of the utility model, the supporting piece is additionally arranged in the air chamber, the deformation area is arranged at the upper end of the supporting piece, the strength of the air chamber is improved, the injury value to pedestrians during the collision of a vehicle can be reduced, the contradiction between NVH performance and collision performance can be balanced, and the overall performance level of the air chamber is further improved.

Description

Air chamber supporting structure and vehicle

Technical Field

The utility model relates to the technical field of vehicles, in particular to an air chamber supporting structure and a vehicle.

Background

In the related art, in order to reduce the weight of the vehicle body, the steel plate of the air chamber plate is generally thin, and the air chamber plate has a relatively long length, which results in poor strength of the air chamber plate, and becomes a main response region for the low frequency booming problem of the engine. For improved NVH performance, it is desirable to increase the strength of the air chamber to reduce the response; but for crash performance the air chamber is a critical deformation zone and the weakened air chamber area is required to meet pedestrian protection requirements.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present utility model is to provide an air chamber supporting structure, wherein a deformation area is arranged at the upper end of a supporting member, so that the strength of the air chamber is improved, the injury value to pedestrians during a collision of a vehicle can be reduced, the contradiction between NVH performance and collision performance can be balanced, and the overall performance level of the air chamber is improved.

The utility model also provides a vehicle with the air chamber supporting structure.

An air chamber support structure according to an embodiment of the first aspect of the present utility model includes: the support piece, the support piece is installed in the air chamber, the lower extreme of support piece with the diapire fixed connection of air chamber, the upper end of support piece has first installation department and second installation department, first installation department with the roof fixed connection of air chamber, second installation department with the lateral wall fixed connection of air chamber, support piece has the deformation district that is suitable for taking place deformation, the deformation district is located between first installation department and the second installation department.

According to the air chamber supporting structure provided by the embodiment of the utility model, the supporting piece is additionally arranged in the air chamber, the deformation area is arranged at the upper end of the supporting piece, the strength of the air chamber is improved, the injury value to pedestrians during the collision of a vehicle can be reduced, the contradiction between NVH performance and collision performance can be balanced, and the overall performance level of the air chamber is further improved.

According to some embodiments of the utility model, the deformation zone includes a deformation groove configured by a downward depression of a top wall of the support, and the deformation groove is configured to separate an upper end of the support into a first fixed leg and a second fixed leg, the first mounting portion is located on the first fixed leg, and the second mounting portion is located on the second fixed leg.

According to some embodiments of the utility model, the support has a first lightening hole and a second lightening hole thereon, the first lightening hole being located at a lower end of the first fixing leg, and the second lightening hole being located at a lower end of the second fixing leg.

According to some embodiments of the utility model, the first lightening hole is a strip hole extending in an up-down direction, and an upper end of the first lightening hole extends onto the first fixing leg.

According to some embodiments of the utility model, the width of the first lightening holes gradually decreases in a bottom-up direction.

According to some embodiments of the utility model, the lower end of the support member has a third mounting portion and a fourth mounting portion, each of which is fixedly connected to the bottom wall of the air chamber, and the bottom wall of the support member between the third mounting portion and the fourth mounting portion is recessed upward.

According to some embodiments of the utility model, the support between the second and third mounting portions has an inclined portion that forms a water flow passage with a bottom wall of the air chamber and a side wall of the air chamber.

According to some embodiments of the utility model, the support is plate-shaped, the outer periphery of the support being provided with a turned-over edge turned over towards one side, the turned-over edge extending along the outer periphery of the support and being joined end to end.

A vehicle according to an embodiment of the second aspect of the present utility model comprises an air chamber and an air chamber support structure according to an embodiment of the first aspect of the present utility model described above.

According to the vehicle provided by the embodiment of the utility model, by arranging the air chamber supporting structure, the strength of the air chamber is improved, the injury value to pedestrians during the collision of the vehicle can be reduced, the contradiction between NVH performance and collision performance can be balanced, and the overall performance level of the air chamber is further improved.

According to some embodiments of the utility model, the air chamber comprises an air chamber upper plate and an air chamber lower plate, both of which extend in a left-right direction, the air chamber upper plate and the air chamber lower plate being fixedly connected to construct the air chamber open toward one side.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a support installed in an air chamber according to some embodiments of the utility model;

FIG. 2 is a side view of a support installed in an air chamber according to some embodiments of the utility model;

FIG. 3 is a schematic illustration of an air chamber support structure according to some embodiments of the utility model.

Reference numerals:

100. an air chamber support structure;

10. a support; 11. a first fixed leg; 12. a second fixed leg; 13. a first mounting portion; 14. a second mounting portion; 15. a third mounting portion; 16. a fourth mounting portion; 17. a deformation zone; 171. a deformation groove; 181. flanging; 182. an inclined portion; 191. a first lightening hole; 192. a second lightening hole; 193. reinforcing ribs;

20. a water flow passage;

30. an air chamber; 31. an air chamber upper plate; 32. an air chamber lower plate.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

An air chamber support structure 100 according to an embodiment of the present utility model is described below with reference to fig. 1-3.

Referring to fig. 1-3, the air chamber support structure 100 includes a support member 10, the support member 10 is mounted in the air chamber 30, and a lower end of the support member 10 is fixedly connected to a bottom wall of the air chamber 30, for example, the lower end of the support member 10 may be fixedly connected to the bottom wall of the air chamber 30 by welding. The upper end of the supporting member 10 is provided with a first mounting part 13 and a second mounting part 14, the first mounting part 13 is fixedly connected with the top wall of the air chamber 30, for example, the top wall of the air chamber 30 of the first mounting part 13 can be fixedly connected in a welding mode; the second mounting portion 14 is fixedly connected to the side wall of the air chamber 30, for example, the second mounting portion 14 may be fixedly connected to the side wall of the air chamber 30 by welding, so that the firmness and reliability of the mounting of the support 10 in the air chamber 30 may be ensured.

The air chamber 30 is used for installing structures such as a front windshield, a dashboard, a wiper, a water flow channel, an air inlet of an air conditioner, and the like, and the structural strength of the air chamber 30 needs to be ensured.

The support 10 is installed in the air chamber 30, and the support 10 may function to support the air chamber 30, and in particular, the support 10 may serve to support a bottom wall of the air chamber 30, a top wall of the air chamber 30, and a side wall of the air chamber 30, may enhance the overall strength of the air chamber 30, and may also suppress occurrence of NVH problems such as vehicle interior booming due to vibration of the air chamber 30.

The support 10 has a deformation zone 17 adapted to be deformed, the deformation zone 17 being located between the first mounting portion 13 and the second mounting portion 14. When a vehicle collides with a pedestrian, the support member 10 will generate a deformation trend of bending backwards after being impacted by the front part, the deformation region 17 can deform, further absorb the energy generated by the collision, and further reduce the impact force of the vehicle on the pedestrian, thereby reducing the injury value to the pedestrian.

According to the air chamber supporting structure 100 provided by the embodiment of the utility model, the supporting piece 10 is additionally arranged in the air chamber 30, the deformation area 17 is arranged at the upper end of the supporting piece 10, the strength of the air chamber 30 is improved, meanwhile, the injury value to pedestrians during the collision of a vehicle can be reduced, the contradiction between NVH performance and collision performance can be balanced, and the overall performance level of the air chamber 30 is further improved.

According to some embodiments of the present utility model, referring to fig. 2 to 3, the deformation zone 17 includes a deformation groove 171, the deformation groove 171 is formed by downwardly recessing a top wall of the support 10, and the deformation groove 171 is used to separate an upper end of the support 10 into a first fixing leg 11 and a second fixing leg 12, the first fixing leg 11 may be connected to the second fixing leg 12, the first mounting portion 13 is located on the first fixing leg 11, and the second mounting portion 14 is located on the second fixing leg 12.

The support 10 is installed behind the air chamber 30, and first fixed leg 11 is located the place ahead of second fixed leg 12, and when the vehicle collided the pedestrian, deformation groove 171 was the weak area, and first fixed leg 11 can produce the deformation trend of bending backward after receiving the front portion striking, and deformation groove 171 takes place deformation in order to further absorb the energy that the collision produced, satisfies the demand of protection pedestrian. For example, the deformation groove 171 may be a U-shaped groove.

According to some embodiments of the present utility model, referring to fig. 2 to 3, the support 10 has a first weight-reducing hole 191 and a second weight-reducing hole 192 thereon, the first weight-reducing hole 191 being located at a lower end of the first fixing leg 11, the lower end of the first fixing leg 11 being a region where performance sensitivity of the support 10 is low; the second weight-reducing hole 192 is located at the lower end of the second fixed leg 12, and the lower end of the second fixed leg 12 is a region where the performance sensitivity of the support 10 is low. The first lightening holes 191 and the second lightening holes 192 are formed in the low performance sensitivity area of the support member 10, so that the weight of the support member 10 can be reduced, the light weight requirement of a vehicle can be met, and the support and deformation functions of the support member 10 can be guaranteed.

For example, the provision of the reinforcing ribs 193 at the circumferential sides of the first and second lightening holes 191 and 192 may further increase the structural strength of the support 10.

According to some embodiments of the present utility model, referring to fig. 2 to 3, the first weight-reducing hole 191 is a long hole extending in the up-down direction, and the upper end of the first weight-reducing hole 191 extends to the first fixing leg 11, so that the weight of the support 10 can be reduced as much as possible while ensuring the supporting and deforming effects of the support 10.

According to some embodiments of the present utility model, referring to fig. 2 to 3, the width of the first weight-reducing hole 191 is gradually reduced in the bottom-up direction, and the shape of the first weight-reducing hole 191 may be correspondingly configured according to the shape of the support 10 to reduce the weight of the support 10 as much as possible.

For example, the second weight-reducing hole 192 may be a circular hole, so that the stress of the second weight-reducing hole 192 is relatively balanced, and the second weight-reducing hole 192 is also convenient to be formed.

According to some embodiments of the present utility model, referring to fig. 2-3, the lower end of the support member 10 has the third mounting portion 15 and the fourth mounting portion 16, and the third mounting portion 15 and the fourth mounting portion 16 are fixedly connected with the bottom wall of the air chamber 30, so that the support member 10 is stably mounted and firmly connected. For example, the third mounting portion 15 and the bottom wall of the air chamber 30 may be fixedly connected by welding, or the fourth mounting portion 16 and the bottom wall of the air chamber 30 may be fixedly connected by welding.

The bottom wall of the support 10 between the third mounting portion 15 and the fourth mounting portion 16 is recessed upward, can be used to match the shape of the bottom wall of the air chamber 30, and can also reduce process errors in mounting the support 10 to the air chamber 30.

According to some embodiments of the present utility model, referring to fig. 2 to 3, the support 10 between the second mounting portion 14 and the third mounting portion 15 has an inclined portion 182, and a water flow passage 20 is formed between the inclined portion 182 and a bottom wall of the air chamber 30 and a side wall of the air chamber 30, and the air chamber 30 may serve as a flow passage for air-conditioning condensed water or water on a windshield glass, which may flow out of the vehicle body through the water flow passage 20.

According to some embodiments of the present utility model, referring to fig. 2 to 3, the support 10 is plate-shaped, and a machining process of machining the support 10 may be simplified. The outer periphery of the plate-shaped support member 10 has a flange 181 turned over toward one side, and the flange 181 extends along the outer periphery of the support member 10 and is connected end to end. The first mounting portion 13, the second mounting portion 14, the third mounting portion 15 and the fourth mounting portion 16 are all connected to the flange 181, and the flange 181 is arranged on the support member 10, so that the structural strength of the support member 10 can be further increased, and the support member 10 can better support the air chamber 30.

A vehicle according to an embodiment of the second aspect of the present utility model comprises an air chamber 30 and an air chamber support structure 100 according to an embodiment of the first aspect of the present utility model described above.

According to the vehicle of the embodiment of the utility model, by arranging the air chamber supporting structure 100, the strength of the air chamber 30 is improved, meanwhile, the injury value to pedestrians during the collision of the vehicle can be reduced, the contradiction between NVH performance and collision performance can be balanced, and the overall performance level of the air chamber 30 is further improved.

According to some embodiments of the present utility model, referring to fig. 1-2, an air chamber 30 includes an air chamber upper plate 31 and an air chamber lower plate 32, the air chamber upper plate 31 and the air chamber lower plate 32 each extend in a left-right direction, the air chamber upper plate 31 and the air chamber lower plate 32 are fixedly connected to construct an air chamber 30 open toward one side, and a support 10 is installed in the air chamber 30 for supporting the air chamber upper plate 31 and the air chamber lower plate 32.

The upper plate of the air chamber 30 is a top wall of the air chamber 30, and the lower plate of the air chamber 30 is a bottom wall of the air chamber 30.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, reference to the terms "some embodiments," "optionally," "further," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An air chamber support structure, comprising: the support piece, the support piece is installed in the air chamber, the lower extreme of support piece with the diapire fixed connection of air chamber, the upper end of support piece has first installation department and second installation department, first installation department with the roof fixed connection of air chamber, second installation department with the lateral wall fixed connection of air chamber, support piece has the deformation district that is suitable for taking place deformation, the deformation district is located between first installation department and the second installation department.

2. The air chamber support structure of claim 1, wherein the deformation zone includes a deformation channel defined by a downward depression in a top wall of the support member, and wherein the deformation channel is configured to separate an upper end of the support member into a first fixed leg and a second fixed leg, the first mounting portion being located on the first fixed leg, and the second mounting portion being located on the second fixed leg.

3. The air chamber support structure of claim 2, wherein the support has a first lightening hole and a second lightening hole thereon, the first lightening hole being located at a lower end of the first fixed leg and the second lightening hole being located at a lower end of the second fixed leg.

4. An air chamber support structure according to claim 3, wherein the first lightening holes are elongated holes extending in the up-down direction, and upper ends of the first lightening holes extend to the first fixing legs.

5. The air chamber support structure of claim 4, wherein the width of the first lightening holes gradually decreases in a bottom-up direction.

6. The air chamber support structure of claim 1, wherein the lower end of the support has a third mounting portion and a fourth mounting portion, each of the third mounting portion and the fourth mounting portion being fixedly connected to the bottom wall of the air chamber, the bottom wall of the support between the third mounting portion and the fourth mounting portion being recessed upward.

7. The air chamber support structure of claim 6, wherein the support between the second and third mounting portions has an inclined portion that forms a water flow passage with a bottom wall of the air chamber and a side wall of the air chamber.

8. The air chamber support structure of any of claims 1-7, wherein the support is plate-like, an outer periphery of the plate-like support having a flange turned over toward one side, the flange extending along the outer periphery of the support and being end-to-end.

9. A vehicle comprising an air chamber and the air chamber support structure of any one of claims 1-8.

10. The vehicle of claim 9, wherein said air chamber includes an air chamber upper plate and an air chamber lower plate, said air chamber upper plate and said air chamber lower plate each extending in a left-right direction, said air chamber upper plate and said air chamber lower plate being fixedly connected to construct said air chamber open toward one side.