Automobile side air curtain buckle assembly

By incorporating connecting ropes and connecting buckles into the side curtain airbag buckle assembly, the problems of unstable airbag buckle connections and uncontrollable opening direction are solved, achieving fast and reliable connection and optimized airbag deployment effect, thus improving the safety performance of the vehicle.

CN223919280UActive Publication Date: 2026-02-17ZHENJIANG CHENGGONG AUTO PARTS CO LTD
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Patent Information

Application Number
CN202520342620.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-28
Publication Date
2026-02-17
Estimated Expiration
2035-02-28

AI Technical Summary

Technical Problem

The existing side curtain airbag buckle connection is not secure and is prone to falling off. It also cannot control the direction of the side curtain airbag's deployment, affecting the deployment effect of the airbag and the safety performance of the vehicle.

Method used

A car side curtain airbag buckle assembly was designed. It is connected to the car interior panel through a first connecting buckle and to the car sheet metal part through a second connecting buckle. A connecting rope and a connecting buckle are set between the two to achieve a fast and reliable connection. The mechanical strength is improved by distributing the force. At the same time, when the side curtain airbag is deployed, the connecting buckle is disengaged and the connecting rope pulls the first connecting buckle to make an arc movement, controlling the opening direction of the interior panel.

Benefits of technology

It enables a quick and reliable connection between automotive interior panels and sheet metal parts, improves mechanical strength and durability, optimizes the deployment effect of side curtain airbags, and enhances the safety performance of automobiles.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an automobile side air curtain buckle assembly which is arranged between an automobile interior trimming panel and an automobile sheet metal part and comprises a first connecting buckle and a second connecting buckle. The first connecting buckle is provided with a first connecting plate, the second connecting buckle is provided with a second connecting plate, a connecting rope is arranged between the first connecting plate and the second connecting plate, the first connecting plate is provided with a connecting blocking buckle, the second connecting plate is provided with a connecting hole, and the connecting hole is matched with the connecting blocking buckle; the automobile trim panel has the advantages that the connecting rope and the connecting retaining buckle are arranged between the first connecting buckle and the second connecting buckle, the automobile trim panel and the automobile sheet metal part are rapidly and reliably connected, meanwhile, when the side air curtain is exploded, the connecting retaining buckle is separated from the connecting hole, and under traction of the connecting rope, the connecting retaining buckle can be separated from the connecting hole. The first connecting buckle can do arc motion to be bounced off, and therefore the automobile interior trim panel is driven to do arc motion to be bounced off.
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Description

Technical Field

[0001] This utility model relates to a car side curtain airbag buckle assembly. Background Technology

[0002] With the continuous development of the automotive industry, people are using cars more and more frequently, leading to a greater demand for safety performance. As part of a collision safety system, the main function of the curtain airbag is to deploy during a collision, covering the windows to protect passengers. When not in use, the curtain airbag is covered by the A-pillar or C-pillar and corresponding body panels. When deployed, it ejects from the gaps between the pillar and the body panels. Clips are installed between the pillar and the body panels; during a collision, the curtain airbag breaks through these clips and deploys from the gaps. The curtain airbag clips, as components for installing the curtain airbag, are made of plastic, and their structural performance directly affects the performance of the curtain airbag during operation.

[0003] Existing air curtain buckles rely on the clamping force between the buckle seat and the buckle for connection, so the connection is not very firm and is prone to falling off. In addition, the opening angle of existing air curtain buckles is consistent with the buckle direction of the head, and the opening direction of the pillar trim panel cannot be controlled after the side air curtain is deployed. In view of this, this utility model proposes an automotive side air curtain buckle assembly to solve the above problems. Utility Model Content

[0004] The purpose of this utility model is to provide an automotive side curtain airbag fastener assembly to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A car side curtain airbag buckle assembly is disposed between a car interior panel and a car sheet metal part, including a first connecting buckle and a second connecting buckle, wherein the first connecting buckle is connected to the car interior panel and the second connecting buckle is connected to the car sheet metal part;

[0007] The first connecting buckle is provided with a first connecting plate, the second connecting buckle is provided with a second connecting plate, a connecting rope is provided between the first connecting plate and the second connecting plate, a connecting stop is provided on the first connecting plate, and a connecting hole is provided on the second connecting plate. The connecting hole is adapted to the connecting stop, and the connecting stop disengages from the connecting hole. The first connecting buckle is springed open by the connecting rope in an arc motion.

[0008] As an improvement to the above technical solution, the automotive interior panel is provided with a snap-fit ​​block, and the snap-fit ​​block has a snap-fit ​​groove, the first connecting buckle being adapted to the snap-fit ​​groove.

[0009] As an improvement to the above technical solution, the snap-fit ​​block is further provided with a limiting through groove, which is connected to the snap-fit ​​groove. The first connecting buckle is provided with a snap-fit ​​neck, which is adapted to the limiting through groove.

[0010] As an improvement to the above technical solution, the automotive sheet metal part is provided with a snap-fit ​​hole, and the second connecting buckle includes a snap-fit ​​post, the snap-fit ​​post is adapted to the snap-fit ​​hole, and the snap-fit ​​post is provided with two sets of elastic buckles, the elastic buckles extend into the snap-fit ​​hole, so that the snap-fit ​​post is positioned in the snap-fit ​​hole.

[0011] As an improvement to the above technical solution, the second connecting plate is provided with two sets of reinforcing plates. The two sets of reinforcing plates are symmetrically arranged and are in contact with the surface of the automotive sheet metal parts, so that the elastic buckle extends into the snap-fit ​​hole.

[0012] As an improvement to the above technical solution, four sets of inner buckles are evenly arranged in the connecting hole, and four sets of inner buckle slots are evenly opened on the connecting stop. The four sets of inner buckles are adapted to the four sets of inner buckle slots, and the connecting stop is placed in the connecting hole so that the inner buckles are placed in the inner buckle slots.

[0013] As an improvement to the above technical solution, the second connecting plate is provided with an installation groove, the connecting rope is adapted to the installation groove, and the second connecting plate is provided with a guide hole, which is connected to the installation groove, so that the injection molding material enters the installation groove through the guide hole to position the connecting rope.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] By setting a first connecting buckle to connect with the car interior panel and a second connecting buckle to connect with the car sheet metal parts, and setting a connecting rope and a connecting stop between the first and second connecting buckles, a fast and reliable connection between the car interior panel and the car sheet metal parts is achieved. Moreover, by distributing the force through the first and second connecting buckles, the mechanical strength and durability of the buckle assembly can be improved. This design can effectively extend the service life of the components and reduce damage caused by fatigue or external forces, thereby effectively improving the connection strength between the car interior panel and the car sheet metal parts. At the same time, when the side curtain airbag deploys, the connecting stop disengages from the connecting hole. Under the traction of the connecting rope, the first connecting buckle can make an arc motion to spring open, thereby causing the car interior panel to make an arc motion to spring open, so that the side curtain airbag can be quickly and fully exposed to the car interior environment. Furthermore, the direction of the car interior panel's spring-opening can be controlled, so that the car interior panel springs open in the designed direction, optimizing the deployment effect of the side curtain airbag and improving the safety performance of the car. Attached Figure Description

[0016] Figure 1This is a schematic diagram of the structure of this utility model;

[0017] Figure 2 This is a structural schematic diagram of the present invention from another angle;

[0018] Figure 3 This is a schematic diagram showing the connection between the first connecting buckle and the second connecting buckle of this utility model;

[0019] Figure 4 This is a schematic diagram showing the location of the automotive interior panel and automotive sheet metal parts of this utility model.

[0020] Figure 5 This is a schematic diagram of the connection between the second connecting buckle and the automotive sheet metal part of this utility model;

[0021] Figure 6 This is a schematic diagram showing the connection between the first connecting buckle and the automotive interior panel of this utility model;

[0022] Figure 7 This is a structural schematic diagram of the automotive interior panel of this utility model;

[0023] Figure 8 This is a structural schematic diagram of the automotive sheet metal part of this utility model;

[0024] Figure 9 This is a schematic diagram of the structure of the second connecting plate of this utility model.

[0025] In the diagram: 10. First connecting buckle; 11. First connecting plate; 12. Stop buckle; 13. Inner buckle groove; 14. Snap-fit ​​neck; 20. Second connecting buckle; 21. Second connecting plate; 22. Inner buckle; 23. Connecting hole; 24. Reinforcing plate; 25. Snap-fit ​​post; 26. Elastic buckle; 27. Guide hole; 28. Mounting groove; 30. Connecting rope; 40. Automotive interior panel; 41. Snap-fit ​​block; 42. Snap-fit ​​groove; 43. Limiting through groove; 50. Automotive sheet metal part; 51. Snap-fit ​​hole. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] Example:

[0028] like Figure 1-9As shown, this embodiment proposes a car side curtain airbag buckle assembly, which is disposed between the car interior panel 40 and the car sheet metal part 50, including a first connecting buckle 10 and a second connecting buckle 20. The first connecting buckle 10 is connected to the car interior panel 40, and the second connecting buckle 20 is connected to the car sheet metal part 50.

[0029] The first connecting buckle 10 is provided with a first connecting plate 11, and the second connecting buckle 20 is provided with a second connecting plate 21. A connecting rope 30 is provided between the first connecting plate 11 and the second connecting plate 21. A connecting stop buckle 12 is provided on the first connecting plate 11, and a connecting hole 23 is provided on the second connecting plate 21. The connecting hole 23 is adapted to the connecting stop buckle 12. The connecting stop buckle 12 disengages from the connecting hole 23, and the first connecting buckle 10 springs open in an arc motion through the connecting rope 30.

[0030] In this embodiment, when installing the side curtain airbag inside the car interior panel 40, the first connecting buckle 10 is first connected to the car interior panel 40, and the second connecting buckle 20 is connected to the car sheet metal part 50. Then, the side curtain airbag is placed on the car sheet metal part 50, and then the connecting buckle 12 is connected to the connecting hole 23, so that the first connecting buckle 10 is placed on the second connecting buckle 20, thereby connecting the car interior panel 40 to the car sheet metal part 50. When the side curtain airbag bursts, the impact force causes the first connecting buckle 10 to spring open in an arc under the traction of the connecting rope 30, so that the car interior panel 40 springs open in an arc, exposing the side curtain airbag to the car interior environment.

[0031] By setting a first connecting clip 10 to connect with the automotive interior panel 40 and a second connecting clip 20 to connect with the automotive sheet metal part 50, and by setting a connecting rope 30 and a connecting stop 12 between the first connecting clip 10 and the second connecting clip 20, a quick and reliable connection between the automotive interior panel 40 and the automotive sheet metal part 50 is achieved. Furthermore, by distributing the force through the first connecting clip 10 and the second connecting clip 40, the mechanical strength and durability of the clip assembly can be improved. This design can effectively extend the service life of the assembly and reduce damage caused by fatigue or external forces, thereby enabling… This effectively improves the connection strength between the interior trim panel 40 and the sheet metal parts 50. Simultaneously, when the side curtain airbag deploys, the connecting buckle 12 disengages from the connecting hole 23. Under the traction of the connecting rope 30, the first connecting buckle 10 can spring open in an arc, thereby causing the interior trim panel 40 to spring open in an arc, allowing the side curtain airbag to be quickly and fully exposed to the interior environment of the vehicle. Furthermore, the direction of the interior trim panel 40's opening can be controlled, causing it to spring open in the designed direction, thus optimizing the side curtain airbag deployment effect and improving the vehicle's safety performance.

[0032] Specifically, the automotive interior panel 40 is provided with a snap-fit ​​block 41, and the snap-fit ​​block 41 has a snap-fit ​​groove 42, and the first connecting buckle 10 is adapted to the snap-fit ​​groove 42.

[0033] In this embodiment, the first connecting buckle 10 and the snap-fit ​​groove 42 are designed to facilitate the connection between the automotive interior panel 40 and the first connecting buckle 10.

[0034] Specifically, the snap-fit ​​block 41 is also provided with a limiting groove 43, which is connected to the snap-fit ​​groove 42. The first connecting buckle 10 is provided with a snap-fit ​​neck 14, which is adapted to the limiting groove 43.

[0035] In this embodiment, the stability of the connection between the first connecting buckle 10 and the automotive interior panel 40 can be improved by the cooperation between the snap-fit ​​neck 14 and the limiting through groove 43.

[0036] Specifically, the automotive sheet metal part 50 has a snap-fit ​​hole 51, and the second connecting buckle 20 includes a snap-fit ​​post 25, which is adapted to the snap-fit ​​hole 51. The snap-fit ​​post 25 is provided with two sets of elastic buckles 26, which extend into the snap-fit ​​hole 51, so that the snap-fit ​​post 25 is positioned in the snap-fit ​​hole 51.

[0037] Specifically, the second connecting plate 21 is provided with two sets of reinforcing plates 24, which are symmetrically arranged and contact the surface of the automotive sheet metal part 50, so that the elastic buckle 26 extends into the snap-fit ​​hole 51.

[0038] In this embodiment, when the second connecting buckle 20 is connected to the automotive sheet metal part 50, the locking post 25 is inserted into the locking hole 51, so that the elastic buckle 26 is inserted into the locking hole 51. The elastic buckle 26 is in a compressed state until the reinforcing plate 24 contacts the automotive sheet metal part 50, the elastic buckle 26 is reset, so that the locking post 25 is connected in the locking hole 51, thereby connecting the second connecting buckle 20 to the automotive sheet metal part 50.

[0039] Specifically, four sets of inner buckles 22 are evenly arranged in the connecting hole 23, and four sets of inner buckle grooves 13 are evenly opened on the stop buckle 12. The four sets of inner buckles 22 are adapted to the four sets of inner buckle grooves 13. The stop buckle 12 is placed in the connecting hole 23, so that the inner buckles 22 are placed in the inner buckle grooves 13.

[0040] In this embodiment, when the first connecting buckle 10 and the second connecting buckle 20 are connected, the retaining buckle 12 is placed in the connecting hole 23, so that the inner buckle 22 is placed in the inner buckle groove 13 for reinforcement, thereby ensuring the stability of the connection between the first connecting buckle 10 and the second connecting buckle 20, and thus ensuring the stability of the connection between the automotive interior panel 40 and the automotive sheet metal parts 50.

[0041] Specifically, the second connecting plate 21 is provided with an installation groove 28, the connecting rope 30 is adapted to the installation groove 28, and the second connecting plate 21 is provided with a guide hole 27, which is connected to the installation groove 28, so that the injection molding material enters the installation groove 28 through the guide hole 27 to position the connecting rope 30.

[0042] In this embodiment, when connecting the connecting rope 30, the connecting rope 30 is first connected to the first connecting plate 11, and then the connecting rope 30 is extended into the mounting groove 28. Injection material is injected into the mounting groove 28 through the guide hole 27, so that the connecting rope 30 is positioned in the mounting groove 28, thereby completing the connection process of the first connecting buckle 10 and the second connecting buckle 20. This allows the first connecting buckle 10 to control the direction of its opening under the traction of the connecting rope 30 when the side curtain air curtain is opened.

[0043] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A car side curtain airbag fastening assembly, characterized in that: It is disposed between the car interior panel (40) and the car sheet metal part (50), including a first connecting buckle (10) and a second connecting buckle (20). The first connecting buckle (10) is connected to the car interior panel (40), and the second connecting buckle (20) is connected to the car sheet metal part (50). The first connecting buckle (10) is provided with a first connecting plate (11), and the second connecting buckle (20) is provided with a second connecting plate (21). A connecting rope (30) is provided between the first connecting plate (11) and the second connecting plate (21). A connecting stop (12) is provided on the first connecting plate (11), and a connecting hole (23) is provided on the second connecting plate (21). The connecting hole (23) is adapted to the connecting stop (12). The connecting stop (12) disengages from the connecting hole (23), and the first connecting buckle (10) springs open in an arc motion through the connecting rope (30).

2. The automotive side curtain airbag fastener assembly according to claim 1, characterized in that: The automotive interior panel (40) is provided with a snap-fit ​​block (41), and the snap-fit ​​block (41) has a snap-fit ​​groove (42) at the beginning, and the first connecting buckle (10) is adapted to the snap-fit ​​groove (42).

3. The automotive side curtain airbag fastener assembly according to claim 2, characterized in that: The snap-fit ​​block (41) is also provided with a limiting through groove (43), which is connected to the snap-fit ​​groove (42). The first connecting buckle (10) is provided with a snap-fit ​​neck (14), which is adapted to the limiting through groove (43).

4. The automotive side curtain airbag fastener assembly according to claim 1, characterized in that: The automotive sheet metal part (50) has a snap-fit ​​hole (51). The second connecting buckle (20) includes a snap-fit ​​post (25). The snap-fit ​​post (25) is adapted to the snap-fit ​​hole (51). The snap-fit ​​post (25) is provided with two sets of elastic buckles (26). The elastic buckles (26) extend into the snap-fit ​​hole (51), so that the snap-fit ​​post (25) is positioned in the snap-fit ​​hole (51).

5. A car side curtain airbag fastener assembly according to claim 4, characterized in that: The second connecting plate (21) is provided with two sets of reinforcing plates (24). The two sets of reinforcing plates (24) are symmetrically arranged and the two sets of reinforcing plates (24) are in contact with the surface of the automotive sheet metal part (50), so that the elastic buckle (26) extends into the snap hole (51).

6. The automotive side curtain airbag fastener assembly according to claim 5, characterized in that: Four sets of inner buckles (22) are evenly arranged in the connecting hole (23), and four sets of inner buckle grooves (13) are evenly opened on the connecting stop (12). The four sets of inner buckles (22) are adapted to the four sets of inner buckle grooves (13). The connecting stop (12) is placed in the connecting hole (23) so that the inner buckles (22) are placed in the inner buckle grooves (13).

7. The automotive side curtain airbag fastener assembly according to claim 1, characterized in that: The second connecting plate (21) is provided with an installation groove (28), and the connecting rope (30) is adapted to the installation groove (28). The second connecting plate (21) is provided with a guide hole (27), which is connected to the installation groove (28), so that the injection molding material enters the installation groove (28) through the guide hole (27) to position the connecting rope (30).