CN214138455U - Printed circuit board mounting assembly for steering wheel airbag - Google Patents
Printed circuit board mounting assembly for steering wheel airbag Download PDFInfo
- Publication number
- CN214138455U CN214138455U CN202023229314.9U CN202023229314U CN214138455U CN 214138455 U CN214138455 U CN 214138455U CN 202023229314 U CN202023229314 U CN 202023229314U CN 214138455 U CN214138455 U CN 214138455U
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- CN
- China
- Prior art keywords
- printed circuit
- circuit board
- mounting groove
- elastic deformation
- assembly according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/203—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in steering wheels or steering columns
Abstract
The utility model discloses a subassembly is fixed to printed circuit board for steering wheel air bag, including the shroud, the shroud includes outer decoration lid and inner cup, outer decoration lid with be equipped with the mounting groove between the inner cup, the mounting groove is used for holding printed circuit board, the elastic deformation breach has been seted up on the lateral wall of mounting groove, the natural open area of mounting groove is less than printed circuit board's area, printed circuit board inserts back in the mounting groove, the elastic deformation breach warp and makes the mounting groove will printed circuit board presss from both sides tightly. The utility model discloses in after printed circuit board inserted the mounting groove, the elastic deformation breach warp to prop greatly, makes printed circuit board can enter into the mounting groove, and the elastic deformation breach has the trend of dwindling for the mounting groove presss from both sides tightly printed circuit board with printed circuit board and keeps fixedly wherein. The structure of the fixing component can fix the printed circuit board and does not influence the demoulding of the cover cap.
Description
Technical Field
The utility model relates to a technical field of car especially relates to a subassembly is fixed to printed circuit board for steering wheel air bag.
Background
The conventional steering wheel airbag has no function of fixing a PCBA (Printed Circuit Board) to the cover after Assembly. It is difficult to design features on the cover to secure the PCBA without affecting the mold release, and it is difficult to design features on the disc airbag to secure the PCBA without affecting the angular travel of the mold.
Therefore, there is a need for a printed circuit board mounting assembly for a steering wheel airbag that can mount a printed circuit board without affecting the removal of the mold.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provide one kind and can fix printed circuit board, do not influence the fixed subassembly of printed circuit board for steering wheel air bag of drawing of patterns again.
The technical scheme of the utility model a subassembly is fixed to printed circuit board for steering wheel air bag, including the shroud, the shroud includes outer decorative cover and inner cup, outer decorative cover with be equipped with the mounting groove between the inner cup, the mounting groove is used for holding printed circuit board, the elastic deformation breach has been seted up on the lateral wall of mounting groove, the natural opening area of mounting groove is less than printed circuit board's area, printed circuit board inserts back in the mounting groove, the elastic deformation breach warp and makes the mounting groove will printed circuit board presss from both sides tightly.
Further, the mounting groove is arranged along a longitudinal direction of the cover.
Further, the mounting groove is disposed in a lateral direction of the cover.
Further, the mounting groove is provided in any direction of 1-12 point directions of the cover.
Furthermore, the elastic deformation notch is a U-shaped notch formed along the length direction of the mounting groove.
Further, the installation groove is clamped or pressed tightly by the reinforcing fixing piece.
Further, the reinforcing fixture includes a jaw clamping the mounting groove.
Further, the reinforcing fixture extends from the airbag module.
After adopting above-mentioned technical scheme, have following beneficial effect:
the utility model discloses in owing to set up the mounting groove that is used for installing printed circuit board, seted up the elastic deformation breach on the lateral wall of mounting groove, after printed circuit board inserted in the mounting groove, the elastic deformation breach warp to prop greatly, makes printed circuit board can enter into the mounting groove, and the elastic deformation breach has the trend of reducing for the mounting groove presss from both sides tightly printed circuit board and keeps fixedly wherein. The structure of the fixing component can fix the printed circuit board and does not influence the demoulding of the cover cap.
Drawings
The disclosure of the present invention will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present disclosure. In the figure:
fig. 1 is a schematic view of a pcb fixing assembly according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of FIG. 1 with the addition of a second reinforcing fixture at A;
fig. 4 is a schematic view of a pcb fixing assembly according to a second embodiment of the present invention;
FIG. 5 is a partial enlarged view at B in FIG. 4;
fig. 6 is a schematic view of fig. 4 with a second reinforcing fixture added at B.
Reference symbol comparison table:
the cover cap 1: an outer decorative cover 11, an inner cover 12;
mounting groove 2: an elastic deformation notch 21;
reinforcing and fixing part 3: the claws 31;
Detailed Description
The following describes the present invention with reference to the accompanying drawings.
It is easily understood that, according to the technical solution of the present invention, a plurality of structural modes and implementation modes that can be mutually replaced by those of ordinary skill in the art can be achieved without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are only exemplary illustrations of the technical solutions of the present invention, and should not be construed as limiting or restricting the technical solutions of the present invention in its entirety or as a limitation of the present invention.
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms.
The utility model discloses an in some embodiments, a fixed subassembly of printed circuit board for steering wheel air bag, including shroud 1, shroud 1 includes outer decoration cover 11 and inner cup 12, is equipped with mounting groove 2 between outer decoration cover 11 and the inner cup 12, and mounting groove 2 is used for holding printed circuit board 10, has seted up elastic deformation breach 21 on the lateral wall of mounting groove 2, and the natural opening area of mounting groove 2 is less than printed circuit board 10's area, and after printed circuit board 10 inserted in mounting groove 2, elastic deformation breach 21 warp and makes mounting groove 2 press from both sides printed circuit board 10 tightly.
Specifically, as shown in fig. 1, the cover 1 is adapted to cover over the airbag module 20 and is located at the center of the steering wheel. Fig. 1 shows an inverted view of the cover 1. The hood 1 includes an outer trim cover 11 and an inner cover 12, the outer trim cover 11 being located above, and the inner cover 12 covering the airbag module 20 and being connected to the airbag module 20.
As shown in fig. 2, the mounting groove 2 is provided in a space between the outer decorative cover 11 and the inner cover 12, the mounting groove 2 is a substantially rectangular cylinder, and the printed circuit board 10 is put into the mounting groove 2 to be surrounded by the mounting groove 2.
The elastic deformation notch 21 is opened on one side wall of the mounting groove 2, the mounting groove 2 is in a natural state or is installed between the printed circuit boards 10, and the area of the natural opening area of the mounting groove 2 is smaller than that of the printed circuit boards 10. Therefore, when the printed circuit board 10 is inserted into the mounting groove 2, the mounting groove 2 is expanded, the elastic deformation notch 21 provides deformation for the deformation of the mounting groove 2, the width of the elastic deformation notch 21 is increased, the opening area of the mounting groove 2 is increased, and the printed circuit board 10 can be placed into the elastic deformation notch 21. After the printed circuit board 10 is completely inserted into the mounting groove 2, the elastically deformable notch 21 has a tendency to retract to an initial state, that is, the mounting groove 2 has a tendency to retract inward, so that the printed circuit board 10 can be pressed therein to be kept stable, thereby preventing the printed circuit board 10 from being separated from the cover 1 during driving or when the airbag is deployed. The structure of the fixing assembly can fix the printed circuit board 10 and does not influence the demoulding of the cover cap 1.
Alternatively, as shown in fig. 2, the mounting groove 2 is arranged in the longitudinal direction of the cover 1, where "longitudinal" is in the direction of the central axis of the steering wheel.
Alternatively, as shown in fig. 5, the mounting groove 2 is arranged in the lateral direction of the cover 1, where "lateral" is the direction perpendicular to the central axis of the steering wheel.
Alternatively, the mounting groove 2 may be provided in any direction of 1-12 point directions of the cover 1. For example: the mounting groove 2 can be arranged at the position of 1 o 'clock direction or the position of 8 o' clock direction
In some embodiments of the present invention, as shown in fig. 2, the elastic deformation notch 21 is a U-shaped notch formed along the length direction of the mounting groove 2, and the U-shaped notch is favorable for elastic deformation and is also convenient for manufacturing.
Alternatively, the elastically deformable indentation 21 may also be an indentation of other shapes, such as: a V-shaped notch, a circular arc notch, etc.
In some embodiments of the present invention, as shown in fig. 3, the mounting groove 2 is further clamped by the reinforcing member 3.
Further, the reinforcing fixture 3 includes a jaw 31, and the jaw 31 clamps the mounting groove 2.
The jaws 31 are brought into contact with and pressed against opposite side surfaces of the mounting groove 2, and the jaws 31 clamp the mounting groove 2, so that the mounting stability of the printed circuit board 10 is increased.
In some embodiments of the present invention, as shown in fig. 6, the reinforcing fixture 3 compresses the mounting groove 2. The reinforcing fixture 3 has only one piece, and contacts and presses one sidewall of the mounting groove 2, also to increase the mounting stability of the printed circuit board 10.
Further, the reinforcing fixture 3 extends from the airbag module 20. One end of the reinforcing fixing member 3 is connected with the airbag module 20, and the other end extends to the mounting groove 2 and abuts against the mounting groove 2.
The first embodiment is as follows:
as shown in fig. 1 to 3, a printed circuit board fixing assembly for a steering wheel airbag according to a first embodiment includes a cover 1, the cover 1 includes an outer decorative cover 11 and an inner cover 12, a mounting groove 2 is disposed between the outer decorative cover 11 and the inner cover 12, the mounting groove 2 is used for accommodating a printed circuit board 10, an elastic deformation notch 21 is disposed on a side wall of the mounting groove 2, a natural opening area of the mounting groove 2 is smaller than an area of the printed circuit board 10, and after the printed circuit board 10 is inserted into the mounting groove 2, the elastic deformation notch 21 deforms to enable the mounting groove 2 to clamp the printed circuit board 10.
The mounting groove 2 is arranged along the longitudinal direction, and the elastic deformation gap 21 is a U-shaped gap arranged along the length direction of the mounting groove 2.
Still including strengthening the mounting 3, strengthen the one end of mounting 3 and be connected with air bag module 20, the other end extends jack catch 31, jack catch 31 contacts and supports tightly with two opposite side of mounting groove 2 for centre gripping mounting groove 2, thereby increased the connection stability of the inside printed circuit board 10 of mounting groove 2.
The electric wires 101 of the printed circuit board 10 are electrically connected to other electronic components after being led out from the printed circuit board 10.
In the first embodiment, the connection stability of the printed circuit board 10 is increased by the combined action of the elastic deformation notch 21, the mounting groove 2 and the claw 31, and the printed circuit board 10 is prevented from being separated from the cover 1 during the bumping process or the airbag deployment.
Example two:
as shown in fig. 4-6, the second embodiment is different from the first embodiment in that: the mounting groove 2 is arranged in a lateral direction, i.e. the direction of extension of the mounting groove 2 is perpendicular to the direction of the centre axis of the steering wheel.
As shown in fig. 5, an elastically deformable notch 21 may be formed on one side wall of the mounting groove 2, and the printed circuit board 10 is mounted in the mounting groove 2 and is fastened.
As shown in fig. 6, one end of the reinforcing fixing member 3 is connected to the airbag module 20, and the other end is bent and extended to contact and press a sidewall of the mounting groove 2, for increasing the connection stability of the printed circuit board 10.
In the second embodiment, the connection stability of the printed circuit board 10 is increased by the combined action of the elastic deformation notch 21, the mounting groove 2 and the claw 31, and the printed circuit board 10 is prevented from being separated from the cover 1 during the bumping process or the airbag deployment.
What has been described above is merely the principles and preferred embodiments of the present invention. It should be noted that, for those skilled in the art, on the basis of the principle of the present invention, several other modifications can be made, and the protection scope of the present invention should be considered.
Claims (8)
1. The utility model provides a subassembly is fixed to printed circuit board for steering wheel air bag, its characterized in that, includes shroud (1), shroud (1) is including outer decoration lid (11) and inner cup (12), outer decoration lid (11) with be equipped with mounting groove (2) between inner cup (12), mounting groove (2) are used for holding printed circuit board (10), set up elastic deformation breach (21) on the lateral wall of mounting groove (2), the natural opening area of mounting groove (2) is less than the area of printed circuit board (10), printed circuit board (10) insert back in mounting groove (2), elastic deformation breach (21) warp and make mounting groove (2) will printed circuit board (10) press from both sides tightly.
2. Printed circuit board fixing assembly according to claim 1, characterized in that the mounting groove (2) is arranged in the longitudinal direction of the cover cap (1).
3. Printed circuit board fixing assembly according to claim 1, characterized in that the mounting groove (2) is arranged in the transverse direction of the cover cap (1).
4. A pcb fixation assembly according to claim 1, wherein the mounting groove (2) is provided in any of 1-12 o' clock directions of the cover lid (1).
5. A pcb fixation assembly according to claim 1, wherein the elastically deformable indentation (21) is a U-shaped indentation provided along the length of the mounting groove (2).
6. A printed circuit board securing assembly according to claim 1, further comprising a reinforcing securing member (3), the reinforcing securing member (3) clamping or compressing the mounting slot (2).
7. Printed circuit board fixing assembly according to claim 6, characterized in that the reinforcing fixture (3) comprises a jaw (31), the jaw (31) clamping the mounting slot (2).
8. Printed circuit board fastening assembly according to claim 6, characterized in that the reinforcing fixture (3) extends from the airbag module (20).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023229314.9U CN214138455U (en) | 2020-12-28 | 2020-12-28 | Printed circuit board mounting assembly for steering wheel airbag |
| PCT/CN2021/127895 WO2022142701A1 (en) | 2020-12-28 | 2021-11-01 | Printed circuit board assembly fixing assembly for safety airbag of steering wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023229314.9U CN214138455U (en) | 2020-12-28 | 2020-12-28 | Printed circuit board mounting assembly for steering wheel airbag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214138455U true CN214138455U (en) | 2021-09-07 |
Family
ID=77543208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023229314.9U Active CN214138455U (en) | 2020-12-28 | 2020-12-28 | Printed circuit board mounting assembly for steering wheel airbag |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN214138455U (en) |
| WO (1) | WO2022142701A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022142701A1 (en) * | 2020-12-28 | 2022-07-07 | 奥托立夫开发公司 | Printed circuit board assembly fixing assembly for safety airbag of steering wheel |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4609229B2 (en) * | 2004-11-16 | 2011-01-12 | マツダ株式会社 | Steering wheel with airbag device |
| CN103813676A (en) * | 2012-11-09 | 2014-05-21 | 鸿富锦精密工业（深圳）有限公司 | Circuit board fixation apparatus |
| CN106741115A (en) * | 2017-02-16 | 2017-05-31 | 蚌埠市建金智能科技有限公司 | A kind of car multimedia intelligent steering wheel |
| CN207644337U (en) * | 2017-12-25 | 2018-07-24 | 浙江梵隆汽车部件有限公司 | A kind of steering wheel airbag chamber intelligent-induction control assembly |
| CN211280816U (en) * | 2019-10-30 | 2020-08-18 | 奥托立夫开发公司 | Steering wheel assembly |
| CN214138455U (en) * | 2020-12-28 | 2021-09-07 | 奥托立夫开发公司 | Printed circuit board mounting assembly for steering wheel airbag |
-
2020
- 2020-12-28 CN CN202023229314.9U patent/CN214138455U/en active Active
-
2021
- 2021-11-01 WO PCT/CN2021/127895 patent/WO2022142701A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022142701A1 (en) * | 2020-12-28 | 2022-07-07 | 奥托立夫开发公司 | Printed circuit board assembly fixing assembly for safety airbag of steering wheel |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022142701A1 (en) | 2022-07-07 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |