CN218536451U - Backrest framework structure assembly with side airbag mounting bracket - Google Patents
Backrest framework structure assembly with side airbag mounting bracket Download PDFInfo
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- CN218536451U CN218536451U CN202222880789.7U CN202222880789U CN218536451U CN 218536451 U CN218536451 U CN 218536451U CN 202222880789 U CN202222880789 U CN 202222880789U CN 218536451 U CN218536451 U CN 218536451U
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Abstract
The utility model relates to a take back skeleton texture assembly of side gasbag installing support, including back skeleton, back skeleton includes diaphragm under the back, the equal fixedly connected with back curb plate in both ends of diaphragm under the back, is equipped with the side gasbag installing support on the lateral surface of the back curb plate of arbitrary side, and the side gasbag installing support includes the welded plate that pastes mutually with the back curb plate is parallel, is equipped with a plurality of recessed welding grooves on the lateral surface of welded plate, is formed with the bellying of following shape corresponding to the welding groove on the medial surface of welded plate, the welded plate pastes mutually and welds through each bellying and back curb plate lateral surface and links firmly. The utility model uses laser welding to replace the traditional carbon dioxide arc welding, and welds the side airbag mounting bracket and the backrest side plate, which is helpful to improve the mounting strength of the side airbag mounting bracket; and the welding plate of the side airbag mounting bracket is provided with a sunken welding groove, so that after laser welding is completed, the welding plate is flat and free of protrusions, no flash and welding slag are generated during laser welding, and manufacturability is good.
Description
Technical Field
The utility model belongs to the technical field of the passive safety of car, concretely relates to take back skeleton texture assembly of side gasbag installing support.
Background
The seat assembly belongs to one of key interior parts of an automobile, and the seat belt side air bag configuration is the mainstream safety configuration of the seat at present. Generally, an air bag mounting support is mounted on a side plate of a backrest framework, the air bag mounting support is directly welded to the side plate of the backrest framework through carbon dioxide arc welding in a traditional mounting mode, the method is low in cost, welding deformation of the side plate of the backrest framework is easily caused, subsequent assembly operation is affected, and welding slag can also cut an air bag when the side air bag is detonated.
In the prior art, just provide a back skeleton texture assembly of car seat like CN204236301U, this patent installs the side air bag installing support on the back skeleton curb plate, run through on the side air bag installing support and seted up a plurality of mounting holes and accomplish the side air bag installing support and back skeleton curb plate, the fixed between the copilot gasbag through the mode of bolt, the connection form stability of bolt is not enough, and has protruding position when gasbag installing support and back skeleton curb plate bolt, also can cut the gasbag when the gasbag explodes, further brings the risk to driver and crew.
Disclosure of Invention
The above-mentioned not enough to prior art, the to-be-solved technical problem of the utility model is to provide a take back skeleton texture assembly of side gasbag installing support, avoid the problem that has the lacerated risk when side gasbag installing support surface unevenness leads to the side gasbag to explode.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a backrest framework structure assembly with a side airbag mounting bracket comprises a backrest framework, wherein the backrest framework comprises a backrest lower transverse plate, two ends of the backrest lower transverse plate are fixedly connected with backrest side plates, the upper ends of the two backrest side plates are fixedly connected through a backrest upper bent pipe, and the middle part of the backrest upper bent pipe is fixedly connected with two headrest guide pipes which are arranged at intervals; be equipped with the side airbag installing support on the lateral surface of the back curb plate of arbitrary side, the side airbag installing support includes the welding plate that pastes mutually with the back curb plate parallel, be equipped with a plurality of recessed welding grooves on the lateral surface of welding plate, be formed with the bellying along with the shape corresponding to the welding groove on the medial surface of welding plate, the welding plate pastes and welds through each bellying and back curb plate lateral surface mutually and link firmly.
Further perfecting the above technical scheme, the welding fixed connection is laser welding fixed connection.
Further, the side airbag mounting bracket also comprises a mounting plate which is vertically connected with the welding plate and protrudes towards the outer side of the welding plate; the mounting plate is provided with an air bag which is positioned at the outer side of the welding plate;
the free end of the mounting plate extends forwards vertically to form a covered edge parallel to the welding plate, and one end of the air bag connected with the mounting plate is positioned between the welding plate and the covered edge;
the edge of the edge cover is turned outwards to form a turned edge.
Furthermore, the front end of the welding plate extends along the backrest side plate and is matched with the front end face of the backrest side plate.
Furthermore, the mounting plate is provided with an error-proof hole.
Furthermore, a headrest support steel wire is arranged below the headrest guide pipe, and two ends of the headrest support steel wire are fixedly connected with the lower end of the backrest upper bent pipe;
the headrest support steel wires are obliquely bent in a shape like a Chinese character 'ji' at the positions which are arranged at the rear upper part and correspond to each headrest guide pipe.
Furthermore, a wiring harness buckle is fixedly arranged on the back of the backrest lower transverse plate, and a wiring harness of the air bag is fixed on the back of the backrest framework through the wiring harness buckle.
Furthermore, be equipped with on the back curb plate with the depressed part of bellying one-to-one, the bellying falls into the depressed part and pastes mutually and the welding links firmly with the diapire of depressed part, and the medial surface of welding plate pastes mutually with the lateral surface of back curb plate.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses a backrest skeleton structure assembly with side airbag mounting bracket, which uses laser welding to replace the traditional carbon dioxide arc welding, and welds the side airbag mounting bracket and the backrest side plate, thereby ensuring the mounting strength and stability of the side airbag mounting bracket and the backrest side plate; furthermore, the welding plate of the side airbag mounting bracket is provided with the sunken welding groove and the corresponding protruding part, after laser welding is completed, the outer side surface of the welding plate is smooth and free of protrusions, flash and welding slag are avoided during laser welding, manufacturability is good, and the risk of scratching when the side airbag is detonated can be effectively reduced.
2. The backrest skeleton structure assembly with the side air bag mounting bracket of the utility model adopts the flanging process to the outer side of the side air bag mounting bracket, so that the air bag can not be scratched to the outer side of the side air bag mounting bracket; meanwhile, the width design of the edge cover does not influence the detonation of the air bag.
Drawings
FIG. 1 is a schematic view of an exemplary embodiment of a back frame assembly with a side airbag mounting bracket;
FIG. 2 is a schematic structural view of a side airbag mounting bracket according to an embodiment;
the backrest comprises a backrest lower transverse plate 1, a backrest side plate 2, a backrest upper elbow 3, a headrest guide pipe 4, a side airbag mounting bracket 5, a welding plate 51, a welding groove 52, a mounting plate 53, a covered edge 54, a turned edge 55, a mistake-proofing hole 56, an airbag 6, a headrest support steel wire 7 and a wiring harness buckle 8.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention will be combined below to clearly and completely describe the technical solution in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined. In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The following describes the present invention in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, a backrest frame structure assembly with a side airbag mounting bracket according to an embodiment includes a backrest frame, the backrest frame includes a backrest lower transverse plate 1, both ends of the backrest lower transverse plate 1 are fixedly connected with backrest side plates 2, upper ends of the two backrest side plates are fixedly connected through a backrest upper bent pipe 3, and the middle of the backrest upper bent pipe 3 is fixedly connected with two headrest guide pipes 4 arranged at intervals; be equipped with side airbag installing support 5 on the lateral surface of the back curb plate 2 of arbitrary side, side airbag installing support 5 includes the welding plate 51 that pastes mutually with the back curb plate 2 parallel, it has a plurality of recessed welding grooves 52 to punch on the lateral surface of welding plate 51, is formed with the bellying along with the shape corresponding to welding groove 52 on the medial surface of welding plate 51, welding plate 51 pastes and welds through 2 lateral surfaces of each bellying and link firmly with the back curb plate.
According to the backrest skeleton structure assembly with the side airbag mounting bracket, the traditional carbon dioxide arc welding is replaced by laser welding, and the side airbag mounting bracket 5 is welded with the backrest side plate 2, so that the mounting strength of the side airbag mounting bracket 5 is improved; furthermore, the welding plate 51 of the side airbag mounting bracket 5 is provided with the sunken welding groove 52, so that after laser welding is completed, the welding plate 51 is flat and free of protrusions, no flash and welding slag are generated during laser welding, and manufacturability is good.
With continued reference to fig. 1 and 2, the weld attachment is a laser weld attachment and a weld puddle is formed in the weld trough 52.
In practice, the laser heat conduction or the deep fusion welding is adopted to act in the welding groove 52, so as to realize the hot fusion connection between the corresponding convex part and the backrest side plate 2.
The side airbag mounting bracket 5 further comprises a mounting plate 53, wherein the mounting plate 53 is vertically connected with the welding plate 51 and protrudes towards the outer side of the welding plate 51; the mounting plate 53 is provided with an air bag 6, and the air bag 6 is positioned outside the welding plate 51; the free end of the mounting plate 53 extends forwards vertically to form a covered edge 54 parallel to the welding plate 51, the part of the end, connected with the mounting plate, of the air bag 6 is located between the welding plate 51 and the covered edge 54, the length of the covered edge 54 is matched with that of the air bag 6, and the width of the covered edge 54 is smaller than that of the air bag 6; the edge of the edge-covering 54 is turned outwards to form a flange 55.
Thus, by adopting the flanging process for the outer side of the side air bag mounting bracket 55, the outer side of the side air bag mounting bracket 5 can not scratch the air bag 6; meanwhile, the width design of the edge cover does not influence the detonation of the air bag 6.
Wherein, the front end of the welding plate 51 extends along the backrest side plate 2 and is matched with the front end surface of the backrest side plate 2.
In this way, the welding plate 51 of the side airbag mounting bracket 5 is engaged with the back side plate 2 from the front to the rear, and laser welding is performed.
Wherein, the mounting plate 53 is provided with a mistake-proof hole 56.
Thus, the assembling efficiency is improved.
During implementation, the air bag 6 and the side air bag mounting bracket 5 can be fixed by bolting with bolts, through holes are formed in the mounting plate 53 at positions corresponding to the two mounting bolts on the air bag 6, the mounting bolts penetrate through the corresponding through holes one by one, and then the nuts are tightened to complete the fixation.
A headrest support steel wire 7 is arranged below the headrest guide pipe 4, and two ends of the headrest support steel wire 7 are fixedly connected with the lower end of the backrest upper elbow 3;
the headrest support steel wires 7 are bent in a shape of a Chinese character 'ji' at the positions which are obliquely and upwards and correspond to the headrest guide pipes 4.
Therefore, when the metal headrest rod (not shown in the figure) is assembled subsequently, the metal headrest rod is inserted and directly falls into the groove in the shape of the Chinese character 'ji', the headrest rod cannot be pressed when the back row is pressed, the headrest rod is protected, and meanwhile, the foam can be supported.
The back of the backrest lower transverse plate 1 is fixedly provided with a wiring harness buckle 8, and a wiring harness of the air bag 6 is fixed to the back of the backrest framework through the wiring harness buckle 8.
Like this, compare in the tradition with the gasbag pencil fixed in the both sides of present skeleton, the utility model discloses fix the back at the back skeleton with the gasbag pencil, when the back is rotatory, the pencil can not twist.
Wherein, be equipped with on the back curb plate 2 with the depressed part of bellying one-to-one, the bellying falls into the depressed part and pastes mutually and the welding links firmly with the diapire of depressed part, and the medial surface of welding plate 51 pastes mutually with the lateral surface of back curb plate 2.
Thus, the stability of the joint fixation is further improved.
The utility model discloses an assembly process operation as follows:
firstly, sub-assembly laser welding connection is carried out on an upper backrest elbow 3, two headrest guide pipes 4 and a headrest support steel wire 7, and then sub-assembly laser welding connection is carried out on a side airbag mounting bracket 5 and a backrest side plate 2 on the side where the side airbag mounting bracket is located; placing the sub-assembly subjected to the two-step laser welding, the lower transverse plate 1 of the backrest and the side plate 2 of the backrest on the other side into a welding fixture, and performing assembly laser welding connection on the front side and the back side of the whole backrest framework; then the air bag 6 is arranged, the mistake proofing hole 56 is aligned, and then the air bag mounting lower nut and the air bag mounting upper nut are respectively screwed; and finally, fixing the wiring harness of the air bag on the back surface of the backrest lower transverse plate 1 through a wiring harness buckle 8, and completing the assembly split charging of the embodiment.
Finally, it is noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (8)
1. A backrest framework structure assembly with a side airbag mounting bracket comprises a backrest framework, wherein the backrest framework comprises a backrest lower transverse plate, two ends of the backrest lower transverse plate are fixedly connected with backrest side plates, the upper ends of the two backrest side plates are fixedly connected through a backrest upper bent pipe, and the middle part of the backrest upper bent pipe is fixedly connected with two headrest guide pipes which are arranged at intervals; the method is characterized in that: be equipped with the side airbag installing support on the lateral surface of the back curb plate of arbitrary side, the side airbag installing support includes the welding board that pastes mutually with the back curb plate is parallel, be equipped with a plurality of recessed welding grooves on the lateral surface of welding board, be formed with the bellying of following the shape corresponding to the welding groove on the medial surface of welding board, the welding board pastes and welds fixedly through each bellying and back curb plate lateral surface mutually.
2. The backrest frame structure assembly with side airbag mounting bracket of claim 1, wherein: the welding fixed connection is laser welding fixed connection.
3. The backrest frame structure assembly with side airbag mounting bracket of claim 1, wherein: the side airbag mounting bracket also comprises a mounting plate, and the mounting plate is vertically connected with the welding plate and protrudes towards the outer side of the welding plate; the mounting plate is provided with an air bag which is positioned at the outer side of the welding plate;
the free end of the mounting plate extends forwards vertically to form a covered edge parallel to the welding plate, and one end of the air bag connected with the mounting plate is positioned between the welding plate and the covered edge;
the edge of the wrapping edge is turned outwards to form a flanging.
4. A back frame structure assembly with side air bag mounting bracket as claimed in claim 3, wherein: the front end of the welding plate extends along the backrest side plate and is matched with the front end face of the backrest side plate.
5. A back frame structure assembly with side air bag mounting bracket as claimed in claim 3, wherein: and the mounting plate is provided with a mistake proofing hole.
6. The backrest frame structure assembly with side airbag mounting bracket of claim 1, wherein: a headrest support steel wire is arranged below the headrest guide pipe, and two ends of the headrest support steel wire are fixedly connected with the lower end of the backrest upper bent pipe;
the headrest support steel wires are obliquely bent in a shape like a Chinese character 'ji' at the positions which are arranged at the rear upper part and correspond to each headrest guide pipe.
7. The back frame structure assembly with side airbag mounting bracket of claim 1, wherein: the back of the backrest lower transverse plate is fixedly provided with a wiring harness buckle, and a wiring harness of the air bag is fixed to the back of the backrest framework through the wiring harness buckle.
8. The back frame structure assembly with side airbag mounting bracket of claim 1, wherein: the backrest side plate is provided with a sunken part in one-to-one correspondence with the convex part, the convex part falls into the sunken part and is adhered to the bottom wall of the sunken part and fixedly connected with the bottom wall of the sunken part in a welding manner, and the inner side surface of the welding plate is adhered to the outer side surface of the backrest side plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222880789.7U CN218536451U (en) | 2022-10-31 | 2022-10-31 | Backrest framework structure assembly with side airbag mounting bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222880789.7U CN218536451U (en) | 2022-10-31 | 2022-10-31 | Backrest framework structure assembly with side airbag mounting bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218536451U true CN218536451U (en) | 2023-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222880789.7U Active CN218536451U (en) | 2022-10-31 | 2022-10-31 | Backrest framework structure assembly with side airbag mounting bracket |
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| Country | Link |
|---|---|
| CN (1) | CN218536451U (en) |
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2022
- 2022-10-31 CN CN202222880789.7U patent/CN218536451U/en active Active
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