CN212890196U - Air bag pencil fixing device and car - Google Patents
Air bag pencil fixing device and car Download PDFInfo
- Publication number
- CN212890196U CN212890196U CN202021484582.2U CN202021484582U CN212890196U CN 212890196 U CN212890196 U CN 212890196U CN 202021484582 U CN202021484582 U CN 202021484582U CN 212890196 U CN212890196 U CN 212890196U
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- airbag
- harness
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Abstract
An object of the utility model is to provide an air bag pencil fixing device and car can prevent air bag pencil plug connector contact failure of air bag demonstration and swivelling joint ware. This air bag pencil fixing device includes: the mounting bracket is fixed on the steering column mandrel and is provided with a mounting hole; the clamping plate comprises a clamping plate body fixed with a surplus section reserved on the safety airbag wire harness and a plug connected with the clamping plate body, and the plug is installed in an installation hole of the installation support; the surplus length section is used for enabling the airbag wire harness to move along with the steering column mandrel.
Description
Technical Field
The utility model relates to an auto-parts field specifically is an air bag pencil fixing device and car.
Background
The front safety airbag of the driver is one of the most main parts for passive safety of the automobile, can effectively reduce the impact injury of the driver in a collision accident, and is particularly important in the running reliability of the front safety airbag of the driver nowadays with the emphasis on the safety performance of the automobile.
Referring to fig. 1, in the prior art, a steering column assembly mounting bracket 5 is fixed to a vehicle body, and a steering column assembly spindle 4 can be adjusted up and down and back and forth according to the operation intention of a driver. The traditional installation mode of the driver front airbag harness 3 is that one end of the driver front airbag harness 3 is fixed on a steering column assembly installation support 5 through a clamp 6, and the tail end of the driver front airbag harness is connected on an airbag connector on a rotary connector 1 through a connector 2, so that the normal power supply of the driver front airbag is realized, when a driver operates a steering column to adjust, a steering column assembly mandrel 4 drives the driver airbag harness 3 fixed outside the steering column assembly installation support 5 to adjust together, in order to prevent poor contact between the driver airbag harness 3 and the airbag connector 2 caused by pulling of fixed positions at two ends, the driver airbag harness 3 needs to reserve enough length allowance, but in the actual driving process, because the reserved part of the driver airbag harness 3 has gravity or friction force with the steering column assembly mandrel 4, and jolt and shake of the road surface, even in collision, the driver airbag harness 3 and the airbag connector 2 still may have poor contact under violent swinging, so that the front airbag of the driver is not normally ignited, and the personal safety of the driver is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an air bag pencil fixing device and car can prevent air bag pencil plug connector contact failure of air bag demonstration and swivelling joint ware.
The technical scheme of the utility model is that:
the utility model provides an air bag pencil fixing device, include:
the mounting bracket is fixed on the steering column mandrel and is provided with a mounting hole;
the clamping plate comprises a clamping plate body fixed with a surplus section reserved on the safety airbag wire harness and a plug connected with the clamping plate body, and the plug is installed in an installation hole of the installation support;
the surplus length section is used for enabling the airbag wire harness to move along with the steering column mandrel.
Preferably, the apparatus further comprises:
the safety airbag device comprises a steering column assembly mounting bracket fixed on a vehicle body, wherein one end of an airbag wire harness is fixed on the steering column assembly mounting bracket through a clamp;
the rotary connector is provided with an air bag plug connector, and the other end of the air bag wire harness is plugged into the air bag plug connector through the plug connector.
Preferably, the card body comprises: a first support member that supports the airbag harness along the steering column mandrel, and a second support member that supports the airbag harness along the steering column mandrel;
the safety airbag wire harness is fixedly sleeved with the first supporting piece and the second supporting piece through binding belts;
the first supporting piece and the second supporting piece are connected to form an L shape.
Preferably, the mounting bracket comprises at least:
the welding part, the supporting part and the mounting part are connected in sequence;
the welding piece is welded and fixed with the steering column mandrel;
the support piece is vertically connected with the welding piece;
the mounting piece is vertically connected with the supporting piece, and the welding piece is arranged in parallel with the mounting piece;
the mounting piece is provided with the mounting hole.
Preferably, the mounting member is spaced a predetermined distance from a fixing bracket fixed to a mounting bracket of the steering column assembly;
the fixing bracket is arranged below the mounting piece.
Preferably, the mounting holes arranged on the mounting bracket are strip-shaped holes.
Preferably, a chamfer and an inverted buckle are arranged on the outer side wall of the plug, and after the plug is installed in the installation hole, the inverted buckle and the end face of one side, far away from the clamping plate body, of the installation support form abutting joint.
The embodiment of the utility model provides a still provide a car, the car includes foretell air bag pencil fixing device.
The utility model has the advantages that:
on the premise of not influencing the adjusting function of the steering column assembly, between the safety airbag connector and the mounting bracket of the steering column assembly, a specially designed harness fixing device (namely a structure formed by matching a clamping plate and a mounting bracket) is added to the harness of the safety airbag of the driver, the mounting bracket is added on the core shaft of the steering column assembly and is welded and fixed with the core shaft of the steering column assembly, can be adjusted along with the adjustment of the steering column mandrel, the clamping plate fixed on the mounting bracket and the safety airbag wire harness fixedly connected with the clamping plate are adjusted along with the mounting bracket, thereby transferring and adjusting the pulling acting force, leading the joint of the safety air bag wire harness of the driver and the safety air bag connector not to be subjected to the pulling acting force, in addition, the gravity of the driver airbag wire harness borne by the airbag connector is reduced, and the adverse effect of preventing the driver airbag wire harness and the airbag connector from contacting is achieved.
Drawings
FIG. 1 is a front view of a conventional installation;
fig. 2 is a front view of the present invention;
fig. 3 is a front view of the mounting bracket of the present invention;
fig. 4 is a side view of the mounting bracket of the present invention
FIG. 5 is a front view of the clamping plate of the present invention;
FIG. 6 is a transverse cross-sectional view of the clamping plate of the present invention;
FIG. 7 is an axial cross-sectional view of the chuck plate of the present invention;
description of reference numerals: 1-a rotary connector; 2-airbag plug connectors; 3-airbag harness; 4-a steering column mandrel; 5-a steering column mounting bracket; 6-a clip; 7-mounting a bracket; 7-1-weld part; 7-2 support members; 7-3-connectors; 8-clamping plate; 8-1-plug connector; 8-2-a first support; 8-3-a second support; 8-4 binding tapes; 8-5 chamfering; 8-6, reversing; 9-peripheral data lock; 10-fixing the bracket.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
Firstly, in the present embodiment, both ends of an airbag harness 3 are fixed in an existing manner, a steering column assembly mounting bracket 3 is fixed on a vehicle body, and one end of the airbag harness 1 is fixed on the steering column assembly mounting bracket 3 by a clip 6; be provided with air bag plug connector 2 on rotary connector 1, air bag pencil 3's the other end passes through the plug connector and connects in air bag plug connector 2.
The utility model discloses there is the problem that drops because of contact failure to motorist air bag pencil and rotary connector's coupling part, provides an air bag pencil fixing device, and the device includes: the mounting bracket 7 is fixed on the steering column mandrel 4, and a mounting hole is formed in the mounting bracket 7; the clamping plate 8 comprises a clamping plate body fixed with a surplus section reserved on the airbag wire harness 3 and a plug 8-1 connected with the clamping plate body, and the plug 8-1 is installed in an installation hole of the installation support 7; wherein the surplus length section is a surplus length section for the airbag harness 3 to move along with the steering column mandrel.
That is to say, in this embodiment, the surplus length section is mainly fixed by the mounting bracket 7 and the clamping plate 8, the mounting bracket 7 is fixed on the steering column core shaft 4 by welding, and the mounting bracket 7 is provided with a mounting hole 7-1; the clamping plate 8 consists of a clamping plate body and a plug 8-1, the clamping plate body and the plug 8-1 are integrally formed, the clamping plate body is formed into an L-shaped supporting plate (namely a first supporting piece 8-2 which plays a supporting role on the airbag wiring harness 3 in the axial direction of the steering column mandrel 4 and a second supporting piece 8-3 which plays a supporting role on the airbag wiring harness 3 in the radial direction of the steering column mandrel 4), binding belts 8-4 are respectively designed on the L-shaped supporting plate in the axial direction and the transverse direction, and the binding belts 8-4 bind the airbag wiring harness 3 of a driver on the L-shaped supporting plate to realize the fixation of the full airbag wiring harness 3 on the clamping plate 8; then the plug 8-1 is inserted into the mounting hole of the mounting bracket 7 to realize the fixation between the clamping plate 8 and the mounting bracket 7, thereby achieving the effect of increasing the fixed point in the reserved length section on the driver airbag wire harness 3.
In this scheme, when steering column dabber 4 was adjusted, the installing support 5 on the rotating column dabber 4 removed along with rotating column dabber 4 together, and the regulation of installing support 7 can drive and adjust the motion together with the fixed department of 2 safety airbag connectors on the fixed length section of reserving of cardboard body and the swivelling joint ware 1 together to realize driver's safety airbag pencil 3 and the 2 anticreep effects of safety airbag connectors on the swivelling joint ware 1.
Specifically, in this embodiment, as shown in fig. 2, 3, and 4, the mounting bracket 7 is welded to the steering column core shaft 4, and there is no special requirement for the welding position, as long as it is ensured that the vertical adjustment of the steering column core shaft 4 is not affected, and the gap between the peripheral data lock 9 fixed to the steering column mounting bracket 5 and the fixing bracket 10 is not less than 5 mm. The welding mode can adopt spot welding or full welding.
As shown in fig. 4, the mounting bracket 7 includes at least: the welding part 7-1, the supporting part 7-2 and the mounting part 7-3 are connected in sequence; the welding piece 7-1 is welded and fixed with the steering column mandrel 4; the support piece 7-2 is vertically connected with the welding piece 7-1; the mounting piece 7-3 is vertically connected with the supporting piece 7-2, and the welding piece 7-1 is arranged in parallel with the mounting piece 7-3; the mounting piece 7-3 is provided with the mounting hole.
The thickness a of the mounting bracket 7 is generally designed to be 1 mm-2.5 mm, the height b of the mounting bracket 7 (the height b refers to the distance between the end face of the mounting part departing from the welding part and the end face of the welding part departing from the mounting part 7-3) is designed according to the height adaptability of the fixing bracket 10, and in order to prevent the plug 8-1 of the later-stage clamping plate 8 from possibly colliding with the fixing bracket 10, the height b of the mounting bracket 7 is generally 10 mm-20 mm higher than the height of the fixing bracket 10 (which is equivalent to a preset certain distance between the mounting part 7-3 and the fixing bracket 10); the mounting holes of the mounting bracket 7 need to be designed into long strips, which mainly aims to fully fix the clamping plate 8, prevent the plug 8-1 of the clamping plate 8 from rotating in the mounting holes of the mounting bracket 7 and solve the problem that the mounting bracket 7 and the plug 8-1 cannot be assembled together due to position errors during assembly. In order to ensure the assembling accuracy, the mounting hole width c of the mounting bracket 7 is generally designed to be 7 mm ± 0.2mm, and the length d is generally designed to be 14mm ± 0.2 mm.
As shown in figures 5, 6 and 7, the clamping plate 8 is designed in an L shape, the thickness h is generally designed to be 1 mm-2.5 mm, the length e of a first supporting piece 8-2 playing a supporting role in the axial direction of the steering column core shaft 4 is generally designed to be more than or equal to 50mm, the length f of a second supporting piece 8-3 playing a supporting role in the radial direction of the steering column core shaft 4 is generally designed to be more than or equal to 40mm, binding bands 8-4 are designed on the clamping plate 8, the number of the binding bands 8-4 is generally designed to be 3-6 according to the sum of the length e of the first supporting piece 8-2 and the length f of the second supporting piece 8-3, a plug 8-1 is designed on the clamping plate 8, the axial length g of the plug 8-1 is designed to be 0.1 mm-0.5 mm according to the length d of a mounting hole of the mounting bracket 7, the axial chamfer 8-5 is designed on the plug 8-1, the angle and the size of the chamfer angle 8-5 have no special requirements, and only the chamfer angle can be easily inserted into a mounting hole on the mounting bracket 7, in addition, the radial direction of the plug 8-1 needs to be designed with an inverse buckle 8-6, and the angle o and the depth k of the inverse buckle 8-6 have no special requirements, so long as the requirement of easy buckling-in is met, and the chamfer angle cannot be easily pulled out.
Referring to fig. 2, firstly, the reserved part of the airbag harness 3 on the front side of the driver is tied on the first supporting piece 8-2 and the second supporting piece 8-3 on the clamping plate 8 by using the tying belt 8-4, so that the length of the airbag harness 3 on the front side of the driver between the fixed point of the airbag connector 2 and the fixed point of the steering column assembly mounting bracket 5 is ensured not to be pulled, the plug 8-1 on the clamping plate 8 is inserted into the mounting hole on the mounting bracket 7, the reverse buckle 8-6 penetrates through the mounting hole of the mounting bracket 7, and the outer wall surface of the mounting bracket 7 forms a block to the reverse buckle 8-6, so that the re-fixation of the reserved part of the airbag harness 3 on the front side of the driver is realized, and the reverse buckle 8-6 is prevented from loosening.
Claims (8)
1. An airbag harness securing device, comprising:
the mounting bracket (7) is fixed on the steering column mandrel (4), and a mounting hole is formed in the mounting bracket (7);
the clamping plate (8) comprises a clamping plate body fixed with a surplus section reserved on the safety airbag wire harness (3) and a plug (8-1) connected with the clamping plate body, and the plug (8-1) is installed in an installation hole of the installation support (7);
the surplus length section is used for the airbag wire harness (3) to move along with the steering column mandrel (4).
2. The airbag harness securement device of claim 1, further comprising:
the safety airbag device comprises a steering column assembly mounting bracket (5) fixed on a vehicle body, wherein one end of an airbag wiring harness (3) is fixed on the steering column assembly mounting bracket (5) through a clamp (6);
the safety airbag connector assembly comprises a rotary connector (1), wherein an airbag connector (2) is arranged on the rotary connector (1), and the other end of an airbag harness (3) is connected to the airbag connector (2) in an inserting mode through the connector.
3. The airbag harness securing apparatus of claim 1, wherein the catch plate body comprises: a first support (8-2) for supporting the airbag harness (3) along the steering column core shaft (4), and a second support (8-3) for supporting the airbag harness (3) along the steering column core shaft (4);
the airbag wire harness (3) is fixedly sleeved with the first supporting piece (8-2) and the second supporting piece (8-3) through binding bands (8-4);
the first supporting piece (8-2) and the second supporting piece (8-3) are connected in an L shape.
4. The airbag harness fixing device according to claim 1, characterized in that the mounting bracket (7) includes at least:
the welding part (7-1), the supporting part (7-2) and the mounting part (7-3) are connected in sequence;
the welding piece (7-1) is fixedly welded with the steering column mandrel (4);
the supporting piece (7-2) is vertically connected with the welding piece (7-1);
the mounting piece (7-3) is vertically connected with the support piece (7-2), and the welding piece (7-1) is arranged in parallel with the mounting piece (7-3);
the mounting piece (7-3) is provided with the mounting hole.
5. The airbag harness fixing device according to claim 4, wherein a predetermined distance exists between the mounting member (7-3) and a fixing bracket (10) fixed to a steering column assembly mounting bracket (5);
the fixing bracket (10) is arranged below the mounting part (7-3).
6. The airbag harness fixing device according to claim 1, characterized in that the mounting hole provided on the mounting bracket (7) is a strip-shaped hole.
7. The airbag harness fixing device according to claim 1, wherein a chamfer (8-5) and an inverted buckle (8-6) are arranged on the outer side wall of the plug (8-1), and after the plug (8-1) is installed in the installation hole, an abutting joint is formed between the inverted buckle (8-6) and one side end face, away from the clamping plate body, of the installation bracket (7).
8. An automobile, characterized in that the automobile comprises the airbag harness fixing device according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021484582.2U CN212890196U (en) | 2020-07-24 | 2020-07-24 | Air bag pencil fixing device and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021484582.2U CN212890196U (en) | 2020-07-24 | 2020-07-24 | Air bag pencil fixing device and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212890196U true CN212890196U (en) | 2021-04-06 |
Family
ID=75293414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021484582.2U Active CN212890196U (en) | 2020-07-24 | 2020-07-24 | Air bag pencil fixing device and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212890196U (en) |
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2020
- 2020-07-24 CN CN202021484582.2U patent/CN212890196U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |