CN212149009U

CN212149009U - No. three beam structure of car and vehicle

Info

Publication number: CN212149009U
Application number: CN201922199232.5U
Authority: CN
Inventors: 赖素建; 刘梦莹
Original assignee: SAIC General Motors Corp Ltd; Pan Asia Technical Automotive Center Co Ltd
Current assignee: SAIC General Motors Corp Ltd; Pan Asia Technical Automotive Center Co Ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-12-15
Anticipated expiration: 2029-12-10

Abstract

The utility model provides a No. three beam construction of car which characterized in that, No. three beam construction of car side to side an organic whole is the run-through design, including last No. three roof beam, No. three roof beam and well siphunculus down. Simultaneously the utility model also discloses a be equipped with No. three beam structure's vehicle.

Description

No. three beam structure of car and vehicle

Technical Field

The utility model relates to a No. three beam construction of car, more specifically relates to a mechanism of body structure security performance in promotion car.

Background

As the amount of automobile storage increases, automobile crash accidents have also increased rapidly, and among these crash accidents, automobile side crash accidents have taken a great deal of weight.

At present, China implements new vehicle star rating (C-NCAP) aiming at new automobile models on the market, wherein the side collision condition occupies an important component. Side impact safety is becoming more and more important and the safety requirements for side impact are becoming more and more stringent. In addition, with the advent of electric vehicles, high-voltage batteries and high-voltage lines are often disposed below the floor of the passenger compartment of the vehicle, and safety protection of the high-voltage batteries and the high-voltage lines during a side collision is an important issue. The traditional design of the third beam of the lower vehicle body only meets the standard of a fuel vehicle, and the design and the structural performance of the third beam are not enough to meet the safety protection requirements of an electric vehicle with a high-voltage battery and a high-voltage line. Therefore, it becomes more important to improve the safety performance of the third beam structure of the automobile.

SUMMERY OF THE UTILITY MODEL

One or more aspects of the utility model provide a No. three roof beam structural design of car, it can satisfy the requirement of high braking heat dispersion to solve the above-mentioned problem that exists among the prior art and the problem of other aspects.

According to the utility model discloses an in the first aspect, a No. three beam construction of car is provided, wherein No. three beam construction of car side-to-side is integrative, is the run-through design, including last No. three roof beam, No. three roof beam and well siphunculus down.

According to the utility model discloses an additional or additional embodiment No. three beam structure of car, wherein go up No. three roof beam thickness and be 1.0~2.0 mm.

According to the utility model discloses an additional or additional embodiment No. three beam structure of car, wherein No. three roof beam thickness down is 1.0~2.0 mm.

According to the utility model discloses an additional or additional embodiment the No. three beam structure of car, wherein well siphunculus wall thickness is 1.0~2.0 mm.

According to the utility model discloses an additional or additional embodiment the No. three beam structure of car, wherein go up No. three roof beams down with well siphunculus is made by high strength steel.

According to the utility model discloses an additional or additional embodiment No. three beam construction of car, wherein go up No. three roof beams and be located car passenger cabin floor top, No. three roof beams are located car passenger cabin floor below down, go up No. three roof beams and car passenger cabin floor pass through the three-layer and weld the connection.

According to the utility model discloses an additional or additional embodiment the No. three beam structure of car, wherein the distance is 30~70mm between the solder joint that the three-layer was welded.

According to the utility model discloses an additional or additional embodiment the No. three beam structure of car, wherein go up No. three roof beams with well siphunculus is through welding and connect.

According to another aspect of the present invention, there is provided a vehicle, wherein the vehicle comprises the third beam structure of the automobile as described in the above.

The utility model has the advantages that: no. three roof beams of integrative, the through-going design of left and right sides can increase the overall structure rigidity and the steadiness of No. three roof beams of car. During a side collision, the third beam can keep the integrity of a lower vehicle body structure, and meanwhile, a high-voltage battery and a wiring harness below a vehicle body can be well protected. And the third beam can well transmit collision energy to a non-collision side in the process of side collision, so that the injury of passengers in the vehicle is reduced. In addition, the integrated beam design cancels a central channel between the second beam and the third beam, increases the space in the vehicle, and has compact structure, simple connection and convenient assembly.

The above features of the present invention will become more apparent from the following description and the accompanying drawings.

Drawings

The above and other objects and advantages of the present invention will be more fully apparent from the following detailed description taken in conjunction with the accompanying drawings, in which like or similar elements are designated with like reference numerals.

Fig. 1 shows a schematic view of a prior art No. three beam structure.

Fig. 2 shows a schematic position diagram of a No. three beam structure according to the present invention.

Fig. 3 shows a partial schematic view of a No. three beam structure according to the present invention.

Fig. 4 is a schematic cross-sectional view of a No. three beam structure according to the present invention.

Fig. 5 shows a schematic position diagram of a No. three beam structure according to the present invention.

Detailed Description

For the sake of brevity and illustrative purposes, the principles of the present invention are described herein primarily with reference to exemplary embodiments thereof. However, those skilled in the art will readily recognize that the same principles are equally applicable to all types of automotive beam structure designs, and that these same or similar principles may be implemented therein, without departing from the true spirit and scope of the present invention.

Terms such as "comprising", "including" and "having" mean that, in addition to having components that are directly and explicitly stated in the description and claims, the technical solution of the invention does not exclude other components that are not directly or explicitly stated.

Terms such as "first" and "second" do not denote an order of the elements or components in time, space, size, etc., but rather are used to distinguish one element or component from another.

Fig. 1 shows a schematic view of a prior art No. three beam structure. The third beam in the prior art is divided into a left third beam 101 and a right third beam 102 by taking a central passage 103 of the automobile as a central axis. When a collision from the side is received, the split type third beam will not transmit the collision energy to the non-collision side, and thus cannot protect the underside of the vehicle underbody. In the electric vehicle with the battery arranged below the bottom of the vehicle, accidents such as battery combustion and explosion are easily caused by the condition.

Figure 2 shows No. three beam structures according to the utility model discloses. As can be seen from the figure, the third beam structure is composed of an upper third beam 201, a lower third beam 202 and a middle through pipe 203, and is designed in a left-right integrated penetrating mode. The thickness of the upper third beam 201 is within the range of 1.0-2.0 mm, the thickness of the lower third beam 202 is within the range of 1.0-2.0 mm, and the wall thickness of the middle through pipe 203 is within the range of 1.0-2.0 mm. The upper third beam 201, the lower third beam 202 and the middle through pipe 203 are all made of high-strength steel materials.

Fig. 3 shows a partial schematic view of a No. three beam structure according to the present invention. As can be seen from the figure, in the third beam structure according to the utility model discloses a No. three roof beams 301 are located passenger compartment floor 304 top, and No. three roof beams 302 are located passenger compartment floor 304 below, and last No. three roof beams 301, No. three roof beams 302 and passenger compartment floor 304 are formed through three-layer welding connection between. The center through pipe 303 is located between the passenger compartment floor 304 and the upper third beam 301, and is connected with the upper third beam 301 through welding. Fig. 4 is a schematic cross-sectional view of a No. three beam structure according to the present invention. In fig. 4, it is further shown that the middle through tube 403 is connected with the upper third beam 401 by welding.

Fig. 5 shows a schematic position diagram of a No. three beam structure according to the present invention. As shown, the third beam 501 is mounted to the right of the left rocker beam inner panel 502, the left B-pillar lower inner panel 504, and the seat mounting bracket 503. In the event of a side collision, the integrated left-right through third beam 501 can transmit the collision energy to the non-collision side well, thereby protecting the space below the floor of the passenger compartment of the automobile. Simultaneously, the integrated third beam structure cancels an automobile central channel, is favorable for improving the space in the automobile and enhances the integrity of the automobile.

Simultaneously the utility model also discloses an automobile, it is equipped with as above No. three beam structure.

The utility model discloses compact structure connects simply and convenient assembling, can provide fine supporting role in the side collision in-process, can satisfy electric automobile's side security performance development requirement betterly. Meanwhile, the design of the left-right integrated penetrating type third beam can increase the rigidity and the stability of the overall structure of the third beam of the automobile. During a side collision, the third beam can keep the integrity of a lower vehicle body structure, and meanwhile, a high-voltage battery and a wiring harness below a vehicle body can be well protected. And the third beam can well transmit collision energy to a non-collision side in the process of side collision, so that the injury of passengers in the vehicle is reduced. In addition, the integrated beam design eliminates a central channel between the second beam and the third beam, and the space in the vehicle is increased.

The above examples mainly illustrate the utility model discloses a No. three roof beams, No. three roof beam structural design and vehicle. Although only a few embodiments of the present invention have been described, those skilled in the art will appreciate that the present invention may be embodied in many other forms without departing from the spirit or scope thereof. Accordingly, the present examples and embodiments are to be considered as illustrative and not restrictive, and various modifications and substitutions may be made thereto without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a No. three beam construction of car, its characterized in that, No. three beam construction of car side-to-side is integrative, is the run-through design, including last No. three roof beams, No. three roof beams down and well siphunculus, it is located car passenger cabin floor top to go up No. three roof beams, No. three roof beams down is located car passenger cabin floor below, go up No. three roof beams, No. three roof beams down and car passenger cabin floor pass through the three-layer and weld the connection.

2. The automobile third beam structure as claimed in claim 1, wherein the thickness of the upper third beam is 1.0-2.0 mm.

3. The automobile third beam structure as claimed in claim 1, wherein the thickness of the lower third beam is 1.0-2.0 mm.

4. The automobile third beam structure as claimed in claim 1, wherein the wall thickness of the middle through pipe is 1.0-2.0 mm.

5. The automobile third beam structure according to any one of claims 1 to 4, wherein the upper third beam, the lower third beam, and the center-through pipe are each made of high-strength steel.

6. The automobile third beam structure according to claim 5, wherein the distance between the welding points of the three layers of welding is 30-70 mm.

7. The automobile third beam structure according to claim 6, wherein the upper third beam and the center through pipe are connected by welding.

8. A vehicle, characterized in that the vehicle comprises a three-size beam structure of an automobile according to any one of claims 1 to 7.