CN209208695U - A kind of driver airbag and its cover - Google Patents
A kind of driver airbag and its cover Download PDFInfo
- Publication number
- CN209208695U CN209208695U CN201822060849.4U CN201822060849U CN209208695U CN 209208695 U CN209208695 U CN 209208695U CN 201822060849 U CN201822060849 U CN 201822060849U CN 209208695 U CN209208695 U CN 209208695U
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- cover
- cover board
- driver airbag
- plate
- external expanding
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Abstract
The utility model relates to automobile technical fields, disclose a kind of driver airbag and its cover, driver airbag the cover includes: cover board and the wall and tear line that are set in the inside plate face of the cover board, the wall includes reinforcement part, the reinforcement part includes sequentially connected vertical plate and external expanding plate from top to bottom, the external expanding plate is from top to bottom toward outer incline, and the external expanding plate is connect with the cover board, defines cavity between the inner sidewall of the external expanding plate and the plate face of the cover board.The utility model has the following beneficial effects: can guarantee to resist to prevent the cover edge deformation, and unfavorable appearance effects as brought by tear line mark can be improved by Compressive Strength.
Description
Technical field
The utility model relates to automobile technical fields, more particularly to a kind of driver airbag and its cover.
Background technique
Driver airbag (Driver AirBag, DAB) is the important part in the passive safety system of automobile front,
The quality of its properties of product directly influences the collision damage of driver, and then influences vehicle safety evaluation result.DAB difference
Be mainly shown as following two points in other air bags: 1, DAB generally has the function of to press aloud with steering wheel cooperation, and user is commonly used,
The cover should have enough intensity and it is resistance to be also unlikely to deform long afterwards, otherwise influence press function aloud；2, DAB and steering wheel are in automobile
Important decoration parts in decorations, appearance requirement is higher, but is typically due to the presence of concealed tear line, and often user is using
It will appear mark in cover surfaces after a period of time, problem of appearance occur.
The structure of DAB in the prior art is as depicted in figs. 1 and 2, passes through the side in the outside of wall 20 and cover board 10
It is provided with several reinforcing ribs 40 between edge, is reinforced with the edge to cover board 10, and tear line 30 is then designed in cover board 10
Intermediate region；Existing structure can guarantee that air bag normal point is quick-fried, but 10 surface of cover board will appear apparent tear line mark, and difficult
To be improved.To improve this problem, first method is to increase the residual thickness of tear line, but will affect air bag after residual thick increase
Normally produce, it is therefore desirable to can just obtain best residual thick value by largely verifying；Another solution party's rule is will to tear
Line arranges the more apparent region of mo(u)lding line on the cover board as far as possible, visually weakens the obvious problem of mark, but mo(u)lding line one
As close to the edge of cover board, and since edge is provided with reinforcing rib, the scope of design of tear line is restricted, can not
This is solved the problems, such as by the method.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, a kind of driver airbag and its cover are provided,
Can reinforce that the obvious caused appearance effects of tear line mark can be weakened by Compressive Strength and simultaneously.
To achieve the goals above, the utility model first aspect provides a kind of driver airbag the cover comprising:
Cover board and the wall and tear line being set in the inside plate face of the cover board, the wall include reinforcement part, the reinforcement
Portion includes sequentially connected vertical plate and external expanding plate from top to bottom, and the external expanding plate described extends out from top to bottom toward outer incline
Plate is connect with the cover board, defines cavity between the inner sidewall of the external expanding plate and the plate face of the cover board.
Preferably, at least partly described tear line is set in the cavity.
Preferably, at least partly described tear line is set to the junction of the external expanding plate and the cover board.
Preferably, the wall includes two reinforcement parts, and two reinforcement parts are symmetrically set in the lid
The arranged on left and right sides of plate.
Preferably, the horizontal distance between two reinforcement parts gradually increases from bottom to up.
Preferably, the wall further includes support portion, and the support portion is sequentially connected with the reinforcement part, with
Ring-shaped is enclosed in the plate face of the cover board.
Preferably, reinforcing rib is additionally provided between the support portion and the edge of the cover board.
Preferably, the cover board is integrally triangular in shape.
Preferably, the edge of the cover board has inwards been bent to form flange, and the external expanding plate is connected to described
On flange.
Same purpose, the second aspect of the utility model also propose a kind of airbag device for drivers comprising such as
Driver airbag the cover provided by the utility model first aspect.
Compared with prior art, the utility model has the beneficial effects that:
The airbag device for drivers and its cover of the utility model embodiment, by improving the structure of wall to replace
Reinforcing rib structure in traditional scheme, the bottom of the reinforcement part of wall pass through the plate face connection towards the external expanding plate and cover board extended out,
Triangular support form is formed, bearing area is increased, and then improve support effect, the edge of cover board is made to be not likely to produce change
Shape ensure that the anti-by Compressive Strength of the cover；In addition, foring cavity due to limiting between external expanding plate and the plate face of cover board, tear
Line may extend in cavity, and external expanding plate keeps the arrangement space of tear line bigger using form is extended out, can be settable by tear line
Moulding line position in the cover edge solves the apparent problem of appearance of tear line mark.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the driver airbag the cover of the prior art in background technique；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is the structural schematic diagram of the driver airbag the cover in the utility model embodiment；
Fig. 4 is the A-A cross-sectional view of Fig. 3.
In figure, 10, cover board；11, flange；20, wall；21, reinforcement part；211, vertical plate；212, external expanding plate；22, it supports
Portion；30, tear line；40, reinforcing rib；50, cavity.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "left", "right", "top", "bottom" etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.It should be understood that using term in the utility model
" first ", " second " etc. describe various information, but these information should not necessarily be limited by these terms, these terms are only used to will be same
The information of type is distinguished from each other out.For example, " first " information can also be claimed in the case where not departing from the scope of the utility model
Similar for " second " information, " second " information can also be referred to as " first " information.
As shown in Figure 3 and Figure 4, the first aspect of the preferred embodiment in the utility model proposes a kind of driver airbag cover
Lid comprising: cover board 10 and the wall 20 and tear line 30 that are set in the inside plate face of the cover board 10, the wall
20 include reinforcement part 21, and the reinforcement part 21 includes sequentially connected vertical plate 211 and external expanding plate 212 from top to bottom, described outer
Expand plate 212 from top to bottom toward outer incline, and the external expanding plate 212 is connect with the cover board 10, the inner sidewall of the external expanding plate 212
Cavity 50 is defined between the plate face of the cover board 10；Illustratively, refering to what is shown in Fig. 4, the plate face of vertical plate 211 perpendicular to
The plate face of cover board 10 is arranged.
Based on the above-mentioned technical proposal, a kind of driver airbag the cover is provided in the present embodiment, by the way that reinforcement part is arranged
21 not only can be improved the intensity of cover board 10, and can widen the arrangement range of tear line 30；It is embodied in terms of two: one,
Reinforcement part 21 is connected by external expanding plate 212 with cover board 10, so as to form more stable support construction, improves the side of cover board 10
Anti- by Compressive Strength at edge, the edge of cover board 10 is not likely to produce deformation, and does not influence loudspeaker pressing sound；Secondly, due to eliminate pass
Reinforcing rib in structure of uniting, the design of tear line 30 is not only restricted to reinforcing rib, and since external expanding plate 212 is inclined outwardly, makes to extend out
Cavity is formed between plate 212 and the plate face of cover board 10, tear line 30 may extend in cavity 50, effectively widen tear line 30
Scope of design, tear line 30 can be made to be set to the position as close as possible to mo(u)lding line, weaken the shadow to appearance of tear line mark
It rings.
By described above it is found that can improve appearance in the present embodiment without the residual thickness by adjusting tear line 30 and ask
Topic, eliminates a large amount of verifyings；And this structure does not influence the quick-fried performance of air bag point；Furthermore the cover manufacturing process in the present embodiment
It is constant, mold manufacture difficulty is little, exploitativeness is stronger, will not additionally increase manufacturing cost.
Specifically, in the present embodiment, in order to make tear line 30 as close as possible to the position of mo(u)lding line, to weaken tear line as far as possible
Mark impacts appearance, and at least partly described tear line 30 can be set in the cavity 50.
For the purposes of improving problem of appearance, further, at least partly described tear line 30 be set to the external expanding plate 212 with
The junction of the cover board 10.
The two sides for being usually arranged as the cover due to pressing position aloud, edge strength is easy to appear not in the two sides of the cover
Enough problems, and the tear line mark of two sides is more obvious for appearance effects, in order to solve this problem, the wall 20 includes
Two reinforcement parts 21, two reinforcement parts 21 are symmetrically set in the arranged on left and right sides of the cover board 10.
Similarly, in order to meet the arrangement demand of tear line, horizontal distance between two reinforcement parts 21 from down toward
On gradually increase.
In the present embodiment, in order to meet basic supporting role, the wall 20 further includes support portion 22, support portion 22
Plate face is arranged perpendicular to the plate face of cover board 10, and the support portion 22 is sequentially connected with 21 head and the tail of reinforcement part, in the lid
Ring-shaped is enclosed in the plate face of plate 10；More specifically, the whole ring-shaped triangular in shape of the wall 20, tear line is along vertical
The inside of wall 20 is arranged, to meet the quick-fried performance of point.
The pressing strength demand at the cover edge in order to further increase, in the present embodiment, the support portion 22 with it is described
Reinforcing rib 40 is additionally provided between the edge of cover board 10；Specifically, reinforcing rib 40 is distributed mainly at the top edge of cover board 10.
In the present embodiment, in order to be coupled on steering wheel arrangement, and combines appearance and meet and accommodate safety
The performances such as air bag and point are quick-fried, the cover board 10 are whole triangular in shape.
In order to meet moulding demand, in the present embodiment, the edge of the cover board 10 has inwards been bent to form flange 11, makes
Molded line is located at the position of flange 11；Therefore, the external expanding plate 212 is connected on the flange 11, so as to by tear line 30
The position of mo(u)lding line is extended to, weakens tear line mark to influence caused by appearance.
Same purpose, the second aspect of the embodiment of the present invention also propose a kind of airbag device for drivers comprising
Driver airbag the cover as described in relation to the first aspect.
Since this airbag device for drivers includes the cover of first aspect, there is driver airbag the cover
Whole beneficial effects, do not state one by one herein.
To sum up, the utility model embodiment provides a kind of airbag device for drivers and its cover, eliminates traditional
Edge Enhancement muscle structure, but improve wall 20 structure, wall 20 include reinforcement part 21, the bottom of reinforcement part 21 be provided with to
The external expanding plate 212 of outer incline can not only form more stable support construction, guarantee to resist and press Compressive Strength, and can widen tear line
Tear line 30 is arranged toward the cover edge 30 scope of design as far as possible, to weaken caused by tear line mark close to mo(u)lding line
Appearance effects.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change
It also should be regarded as the protection scope of the utility model into replacement.
Claims (10)
1. a kind of driver airbag the cover characterized by comprising cover board and the interior plate for being set to the cover board
Wall and tear line on face, the wall include reinforcement part, and the reinforcement part includes sequentially connected vertical plate from top to bottom
And external expanding plate, the external expanding plate is from top to bottom toward outer incline, and the external expanding plate is connect with the cover board, the external expanding plate it is interior
Cavity is defined between side wall and the plate face of the cover board.
2. driver airbag the cover as described in claim 1, which is characterized in that at least partly described tear line is set to institute
It states in cavity.
3. driver airbag the cover as claimed in claim 2, which is characterized in that at least partly described tear line is set to institute
State the junction of external expanding plate Yu the cover board.
4. driver airbag the cover as described in claim 1, which is characterized in that the wall includes two reinforcements
Portion, two reinforcement parts are symmetrically set in the arranged on left and right sides of the cover board.
5. driver airbag the cover as claimed in claim 4, which is characterized in that the level between two reinforcement parts
Distance gradually increases from bottom to up.
6. driver airbag the cover as described in claim 1, which is characterized in that the wall further includes support portion, institute
It states support portion to be sequentially connected with the reinforcement part, to be enclosed ring-shaped in the plate face of the cover board.
7. driver airbag the cover as claimed in claim 6, which is characterized in that in the support portion and the cover board
Reinforcing rib is additionally provided between edge.
8. driver airbag the cover as described in claim 1, which is characterized in that the cover board is integrally triangular in shape.
9. such as the described in any item driver airbag the covers of claim 1-8, which is characterized in that the edge court of the cover board
Inside has been bent to form flange, and the external expanding plate is connected on the flange.
10. a kind of airbag device for drivers, which is characterized in that including such as described in any item drivers of claim 1-9
Air bag the cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822060849.4U CN209208695U (en) | 2018-12-07 | 2018-12-07 | A kind of driver airbag and its cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822060849.4U CN209208695U (en) | 2018-12-07 | 2018-12-07 | A kind of driver airbag and its cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209208695U true CN209208695U (en) | 2019-08-06 |
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ID=67463696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822060849.4U Active CN209208695U (en) | 2018-12-07 | 2018-12-07 | A kind of driver airbag and its cover |
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| Country | Link |
|---|---|
| CN (1) | CN209208695U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112758042A (en) * | 2020-11-18 | 2021-05-07 | 浙江吉利控股集团有限公司 | Automobile antibacterial air bag |
-
2018
- 2018-12-07 CN CN201822060849.4U patent/CN209208695U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112758042A (en) * | 2020-11-18 | 2021-05-07 | 浙江吉利控股集团有限公司 | Automobile antibacterial air bag |
| CN112758042B (en) * | 2020-11-18 | 2022-09-09 | 浙江吉利控股集团有限公司 | Automobile antibacterial air bag |
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