A coated fabric for automobile airbag
By designing the coated cloth of the car airbag, including the mounting frame, elastic parts and buffering unit, the problem of occupants being vulnerable to secondary damage after the airbag is ejected, achieving the purpose of improving the buffering effect.
Patent Information
- Application Number
- CN202420715896.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-09
- Publication Date
- 2025-04-04
- Estimated Expiration
- 2034-04-09
AI Technical Summary
After the car airbag ejects, the occupant's face comes into contact with the airbag and is susceptible to secondary injury.
A coated cloth for automotive airbags is designed, including mounting frames, elastic parts and buffer units. The mounting frame has a movable groove, the elastic member is concave, and the buffer unit is composed of alternately connected buffer plates. After the airbag ejects, the occupant's face and limbs squeeze the mounting frame, the cushioning unit and elastic members cooperate to achieve the cushioning effect.
It improves the cushioning effect of the airbag and reduces the secondary damage that the occupants suffer after the airbag ejects.
Smart Images
Figure CN222713438U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of polymer materials, in particular to a coating cloth for automobile airbags. Background Art
[0002] An airbag is a flexible rubber capsule filled with compressed air or water, which uses the compressibility of air and the fluidity of water to achieve elasticity.
[0003] When a car collides with an obstacle, it is called a primary collision, and when the occupant collides with the internal components of the car, it is called a secondary collision. The airbag quickly opens an air cushion filled with gas after the primary collision and before the secondary collision, so that the occupant comes into contact with the air cushion when moving due to inertia, thereby mitigating the impact on the occupant and absorbing the collision energy; but after the airbag pops out, the occupant's face comes into contact with the airbag, and the occupant is prone to secondary injury. Utility Model Content
[0004] The utility model aims to provide a coating cloth for automobile airbags, which can improve the buffering effect and reduce the secondary damage to passengers.
[0005] To achieve the above-mentioned purpose, the utility model adopts a coated cloth for an automobile airbag, comprising an airbag, a mounting cloth frame, an elastic member and a buffer unit. The mounting cloth frame is fixedly connected to the airbag and is located on the surface of the airbag. The mounting cloth frame has a plurality of movable grooves, each of which is provided with the elastic member and the buffer unit. The elastic member is fixedly connected to the mounting cloth frame, and the two ends of the buffer unit are respectively connected to the mounting cloth frame and the elastic member.
[0006] Wherein, the elastic member is concave, the bottom end of the elastic member is fixedly connected to the installation cloth frame, and the two ends of the elastic member are movably arranged in the movable groove.
[0007] Wherein, the buffer unit includes a plurality of first buffer plates and a plurality of second buffer plates which are alternately connected.
[0008] Wherein, the coated cloth of the automobile airbag further comprises a corrugated strip, and the corrugated strip is fixedly connected to the installation cloth frame and is located on the outer side wall of the installation cloth frame.
[0009] Wherein, the coating cloth for the automobile airbag further comprises a functional unit, and the functional unit is arranged on the outer side wall of the corrugated strip.
[0010] Wherein, the functional unit comprises a waterproof layer, a wear-resistant layer and a fireproof layer, the waterproof layer is arranged on the outer side wall of the corrugated strip, the wear-resistant layer is arranged on the waterproof layer, and the fireproof layer is arranged on the wear-resistant layer.
[0011] The utility model discloses a coated cloth for an automobile airbag, wherein the installation cloth frame is used to install the elastic member and the buffer unit. After the airbag is ejected, the face and limbs of the occupant press the installation cloth frame, the buffer unit in the movable groove presses the elastic member, and the two ends of the elastic member move in the movable groove. The buffer unit cooperates with the elastic member to achieve a buffering effect, thereby improving the buffering effect and reducing secondary injuries to the occupant. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0013] Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model.
[0014] Figure 2 It is a structural schematic diagram of a buffer unit of the first embodiment of the utility model.
[0015] Figure 3 It is a schematic diagram of the overall structure of the second embodiment of the utility model.
[0016] Figure 4 The utility model Figure 3 A magnified view of the local structure at A.
[0017] 101-airbag, 102-installing cloth frame, 103-movable groove, 104-elastic member, 105-buffer unit, 106-first buffer plate, 107-second buffer plate, 108-corrugated strip, 201-functional unit, 202-waterproof layer, 203-wear-resistant layer, 204-fireproof layer. DETAILED DESCRIPTION
[0018] The first embodiment is:
[0019] See also Figure 1 and Figure 2 ,in Figure 1 is a schematic diagram of the overall structure of the first embodiment, Figure 2 Schematic diagram of the structure of the buffer unit of the first embodiment.
[0020] The utility model provides a coated cloth for an automobile airbag 101, comprising an airbag 101, a mounting cloth frame 102, an elastic member 104, a buffer unit 105 and a corrugated strip 108, wherein the buffer unit 105 comprises a plurality of first buffer plates 106 and a plurality of second buffer plates 107 connected alternately.
[0021] According to this specific embodiment, the installation cloth frame 102 is fixedly connected to the airbag 101 and is located on the surface of the airbag 101. The installation cloth frame 102 has a plurality of movable grooves 103, and each of the movable grooves 103 is provided with the elastic member 104 and the buffer unit 105. The elastic member 104 is fixedly connected to the installation cloth frame 102, and the two ends of the buffer unit 105 are respectively connected to the installation cloth frame 102 and the elastic member 104. The installation cloth frame 102 is used to install the elastic member 104 and the buffer unit 105. After the airbag 101 pops out, the face and limbs of the occupant squeeze the installation cloth frame 102, and the alternately connected plurality of the first buffer plates 106 and the plurality of the second buffer plates 107 are compressed and squeezed. The buffer unit 105 cooperates with the elastic member 104 to achieve a buffering effect, thereby improving the buffering effect and reducing secondary injuries to the occupant.
[0022] Among them, the elastic member 104 is concave, the bottom end of the elastic member 104 is fixedly connected to the installation cloth frame 102, the two ends of the elastic member 104 are movably arranged in the movable groove 103, the bottom end of the elastic member 104 is connected to the installation cloth frame 102, and the installation cloth frame 102 is used to install the elastic member 104 and the buffer unit 105. After the airbag 101 pops out, the face and limbs of the occupant squeeze the installation cloth frame 102, and the alternately connected multiple first buffer plates 106 and multiple second buffer plates 107 are compressed and squeezed. The elastic member 104, the two ends of the elastic member 104 move in the movable groove 103, and the buffer unit 105 and the elastic member 104 cooperate to achieve a buffering effect.
[0023] Secondly, the corrugated strip 108 is fixedly connected to the installation fabric frame 102 and is located on the outer side wall of the installation fabric frame 102. The corrugations of the corrugated strip 108 are a cavity structure, which improves the buffering effect.
[0024] The installation cloth frame 102 is used to install the elastic member 104 and the buffer unit 105. The installation cloth frame 102 is used to install the elastic member 104 and the buffer unit 105. After the airbag 101 is ejected, the face and limbs of the occupant squeeze the installation cloth frame 102, and the alternately connected multiple first buffer plates 106 and multiple second buffer plates 107 are compressed and squeezed the elastic member 104. The two ends of the elastic member 104 move in the movable groove 103, and the buffer unit 105 cooperates with the elastic member 104 to achieve a buffering effect. The buffer unit 105 cooperates with the elastic member 104 to achieve a buffering effect, thereby improving the buffering effect and reducing secondary injuries to the occupants.
[0025] The second embodiment is:
[0026] Based on the first embodiment, please refer to Figure 3 and Figure 4 ,in Figure 3 is a schematic diagram of the overall structure of the second embodiment, Figure 4 yes Figure 3 A magnified view of the local structure at A.
[0027] The utility model provides a coating cloth for an automobile airbag 101, which further includes a functional unit 201, wherein the functional unit 201 includes a waterproof layer 202, a wear-resistant layer 203 and a fireproof layer 204;
[0028] According to this specific embodiment, the functional unit 201 is disposed on the outer side wall of the corrugated strip 108 , and the functional unit 201 protects the corrugated strip 108 , thereby protecting the airbag 101 .
[0029] Among them, the waterproof layer 202 is arranged on the outer wall of the corrugated strip 108, the wear-resistant layer 203 is arranged on the waterproof layer 202, and the fireproof layer 204 is arranged on the wear-resistant layer 203. The fireproof layer 204 achieves a fireproof effect, the wear-resistant layer 203 achieves a wear-resistant effect, and the waterproof layer 202 achieves a waterproof effect.
[0030] The installation cloth frame 102 is used to install the elastic member 104 and the buffer unit 105. After the airbag 101 is ejected, the face and limbs of the occupant squeeze the installation cloth frame 102, and the alternately connected multiple first buffer plates 106 and multiple second buffer plates 107 are compressed and squeezed the elastic member 104. The two ends of the elastic member 104 move in the movable groove 103. The buffer unit 105 cooperates with the elastic member 104 to achieve a buffering effect. The buffer unit 105 cooperates with the elastic member 104 to achieve a buffering effect, thereby improving the buffering effect and reducing secondary injuries to the occupants. The fireproof layer 204 achieves a fireproof effect, the wear-resistant layer 203 achieves a wear-resistant effect, and the waterproof layer 202 achieves a waterproof effect, thereby protecting the corrugated strips 108, thereby protecting the airbag 101.
[0031] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope covered by the utility model.
Claims
1. A coated fabric for automobile airbags, characterized in that: It includes an airbag, a mounting cloth frame, an elastic member and a buffer unit. The mounting cloth frame is fixedly connected to the airbag and is located on the surface of the airbag. The mounting cloth frame has a plurality of movable grooves, each of which is provided with the elastic member and the buffer unit. The elastic member is fixedly connected to the mounting cloth frame, and the two ends of the buffer unit are respectively connected to the mounting cloth frame and the elastic member.
2. The coated cloth for automobile airbag according to claim 1, characterized in that: The elastic member is concave, the bottom end of the elastic member is fixedly connected to the installation cloth frame, and the two ends of the elastic member are movably arranged in the movable groove.
3. The coated cloth for automobile airbag according to claim 1, characterized in that: The buffer unit includes a plurality of first buffer plates and a plurality of second buffer plates that are alternately connected.
4. The coated cloth for automobile airbag according to claim 1, characterized in that: The coated cloth for the automobile airbag further comprises a corrugated strip, which is fixedly connected to the installation cloth frame and is located on the outer side wall of the installation cloth frame.
5. The coated cloth for automobile airbag according to claim 4, characterized in that: The coated cloth for the automobile airbag further comprises a functional unit, and the functional unit is arranged on the outer side wall of the corrugated strip.
6. The coated cloth for automobile airbag according to claim 5, characterized in that: The functional unit comprises a waterproof layer, a wear-resistant layer and a fireproof layer. The waterproof layer is arranged on the outer side wall of the corrugated strip, the wear-resistant layer is arranged on the waterproof layer, and the fireproof layer is arranged on the wear-resistant layer.