CN208813152U - A kind of air-bag module - Google Patents
A kind of air-bag module Download PDFInfo
- Publication number
- CN208813152U CN208813152U CN201821207258.9U CN201821207258U CN208813152U CN 208813152 U CN208813152 U CN 208813152U CN 201821207258 U CN201821207258 U CN 201821207258U CN 208813152 U CN208813152 U CN 208813152U
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- CN
- China
- Prior art keywords
- air bag
- installing frame
- air
- hinge
- welding
- 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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Abstract
The utility model discloses a kind of air-bag modules, the air bag installing frame of opening is provided with including middle part, it is covered on the air bag cover plate of air bag installing frame opening and connects the hinge of air bag installing frame and air bag cover plate, the air bag installing frame back side extends along opening contours is equipped with the accommodating chamber for accommodating air bag, air bag installing frame front is provided with first for being welded and fixed with instrument board, second, third and fourth welding bar, first, second, third and fourth welding bar is located at the upside of air bag installing frame opening, downside, left and right side, first, second, third and fourth welding bar, which is connected, constitutes closed loop, hinge is located in the region that closed loop surrounds.This programme is by being arranged to the first, second, third and fourth welding bar of closed loop, hinge is located in closed loop, so that the intensity of hinge both ends root and its periphery in welding is strengthened, to increase hinge strength, the probability that air bag cover plate is torn from both ends is reduced, safety is improved.
Description
Technical field
The utility model belongs to automobile construction technical field more particularly to a kind of air-bag module.
Background technique
Air bag is configured as the auxiliary of vehicle body passive safety, and what most of vehicles were all equipped with has major-minor driving safety gas
Head and the chest of major-minor operator seat occupant can be effectively protected in the moment surprisingly occurred for capsule.Main driving air bag peace
Inside steering wheel, air bag for copilot is mounted on inside instrument board.Air bag for copilot is generally by substitute
Capsule frame is mounted on inside instrument board, and air bag frame passes through the welding bar on its surface together with instrument board fusion weld, is led to
Opening is offered in the middle part of normal air bag frame, air bag cover plate is set in opening, air bag cover plate passes through hinge and air bag installing frame
Connection.Due to when automobile is hit, airbag cushion simultaneously makes knuckle-joint band take offence bag cover plate overturning, so that safety
Airbag-releasing protects occupant, if hinge strength is inadequate, it will cause air bag cover plates when opening to tear from both ends, the life to occupant
Life threatens, and how to reinforce hinge strength is a difficult problem urgently to be resolved at present.
Utility model content
In view of the above shortcomings of the prior art, the technical problem to be solved by the utility model is to how to provide a kind of add
The air-bag module of strong hinge strength.
In order to solve the above-mentioned technical problem, the utility model uses the following technical solution:
A kind of air-bag module is provided with the air bag installing frame of opening including middle part, is covered on the air bag installing frame and opens
The hinge of air bag cover plate and connection the air bag installing frame and the air bag cover plate at mouthful, air bag installing frame back side edge
Opening contours extend be equipped with accommodate air bag accommodating chamber, air bag installing frame front be provided with for and instrument board weldering
The first, second, third and fourth fixed welding bar is connect, first, second, third and fourth welding bar is located at air bag
The upside of installing frame opening, downside, left and right side, first, second, third and fourth welding bar, which is connected to constitute, closes
Ring, the hinge are located in the region that closed loop surrounds.
Such, the both ends end of hinge is stress concentration point, and hinge periphery is firm to reinforce its intensity, and this programme is adopted
Used in the upside, downside, left and right side of air bag installing frame opening, setting constitutes the first, second, third and fourth of closed loop
Welding bar, hinge are located in closed loop, so that the intensity that obtains of hinge both ends end and its periphery in welding is reinforced, to increase
Hinge strength reduces the probability that air bag cover plate is torn from both ends, improves safety.
As optimization, the hinge is on the downside of the first welding bar, and the length direction of hinge is parallel with the first welding bar, institute
State air bag installing frame it is face-up when, first welding bar is projected in corresponding accommodating chamber side wall vertical vertical direction
Within the projection width in direction.
It is such, hinge setting is on the downside of the first welding bar and parallel with its length direction, hinge both ends can be reinforced
The intensity of end, if the first welding bar is in the inside for being projected in projection of the accommodating chamber side wall in vertical direction of vertical direction, meeting
So that welding tooling does not press tightly the first welding bar, lead to not prison welding, is projected if being arranged in accommodating chamber side wall in vertical direction
Outside, then will lead to the first welding bar and weakened line cantilever is too long, and air bag explosion moment air bag cover plate is occurring along the first welding
Muscle root is broken extremely, can be to avoid the above risk if being arranged in accommodating chamber side wall within the projection width of vertical direction.
As optimization, the air bag peace turns frame front and is equipped with the first reinforcing rib around its most outer one circle, is located at air bag
The first reinforcing rib of two sides is higher than the first reinforcing rib of other positions above and below installing frame, should be higher than the first reinforcing rib of other positions
Constitute the 5th welding bar for reinforcing air bag installing frame Yu instrument board weld strength.
It is such, by the setting of the first reinforcing rib and the 5th welding bar, improve the integral strength of air bag installing frame.
As optimization, the both ends end in the hinge length direction is equipped with the first arc surface, first arc surface with
The second arc surface that corresponding two adjacent wall of air bag installing frame is formed is tangent.
Such, the first arc surface of hinge both ends end setting forms the stress fillet of hinge, with air bag installing frame
The second arc surface that two adjacent walls are formed is tangent, can to guarantee that hinge to the greatest extent may be used in the case where stress fillet is as big as possible
Can be long, and then improve hinge strength.
As optimization, multiple be used to and instrument board is welded and fixed the is distributed on the air bag installing frame and air bag cover plate
Six welding bars, at least one through-hole is offered in each 6th welding bar, and the through-hole outer ring is provided with for stopping welding residual
Slag falls into the annular boss of through-hole, and the height of the annular boss is lower than the height of the 6th welding bar, multiple 6th welding
Muscle is distributed along the length direction parallel interval of hinge.
It is such, by the way that annular boss is arranged in through-hole outer ring, through-hole is allowed both can to play gas vent in injection phase
Effect, and welding slag can be stopped to flow into through-hole in the stage that is welded and fixed and block hole location, convenient protruded into through-hole by slide calliper rule is surveyed
Welding capacity is measured, the depth of weld is detected, to improve the accuracy of Welding quality test, realizes the dual-purpose effect in a hole.
As optimization, it is provided with multiple second parallel for reinforcing air bag cover plate intensity on the air bag cover plate and reinforces
Muscle, each second reinforcing rib is vertical with the 6th welding bar on air bag cover plate and intersects.
Such, the second reinforcing rib, which is arranged, and intersects vertically with the 6th welding bar can reinforce the intensity of air bag cover plate
As optimization, the height of second reinforcing rib is lower than the height of the 6th welding bar on air bag cover plate.
Such, since the 6th welding bar on air bag cover plate will be welded with instrument board, the height of the second reinforcing rib is than
Low the 6th welding bar that is conducive to of the height of six welding bars is individually welded with instrument board, will not be welded together with the second reinforcing rib
It connects.
As optimization, the throughhole portions are located at the 6th welding bar intersection on the second reinforcing rib and air bag cover plate.
Such, such distribution mode is conducive to the exhaust of the 6th welding bar of injection phase, in the second reinforcing rib and
Six welding bar intersections are provided with through-hole while being conducive to the exhaust of the second reinforcing rib and the 6th welding bar.
It is located at left and right sides of hinge as optimization, on the air bag installing frame and offers at the center in region for positioning
The positioning through hole of air bag installing frame and Welding jig, the positioning through hole are elongate holes.
Such, air bag installing frame and being welded and fixed for instrument board are carried out by Welding jig, air bag installing frame
Fixed to then positional relationship between the two is positioned by positioning through hole on Welding jig, prevent positioning inaccurate to cause to weld
Poor quality, positioning through hole be elongate holes be in order to correspond to strip boss on Welding jig and match.
As optimization, the air bag installing frame, air bag cover plate and hinge are made of thermoplastic polyurethane elastomer material.
It is such, air bag installing frame, air bag cover plate and hinge are conducive to using thermoplastic polyurethane elastomer material and protected
While demonstrate,proving intensity, it can also be ensured that the suppleness that hinge needs when overturning.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the cross-sectional view in the direction A-A in Fig. 1.
Specific embodiment
Below with reference to example attached drawing, the utility model is described in further detail.
When specific implementation: referring to Fig. 1 to Fig. 2, a kind of air-bag module is provided with the air bag installing frame of opening including middle part
1, it is covered on the air bag cover plate 2 of 1 opening of air bag installing frame and connects the air bag installing frame 1 and the air bag cover plate
2 hinge 3,1 back side of air bag installing frame extends along opening contours is equipped with the accommodating chamber 4 for accommodating air bag, the gas
1 front of capsule installing frame is provided with the first welding bar 5, the second welding bar 6, third welding bar 7 for being welded and fixed with instrument board
With the 4th welding bar 8, first, second, third and fourth welding bar 8 be located at 1 opening of air bag installing frame upside,
Downside, left and right side, first, second, third and fourth welding bar, which is connected, constitutes closed loop, and the hinge 3 is located at closed loop
In the region surrounded.
Such, the both ends section portion of hinge 3 is stress concentration point, and 3 periphery of hinge is firm to reinforce its intensity, this programme
The first, second, third and the of closed loop is constituted using being arranged in the upside, downside, left and right side of 1 opening of air bag installing frame
Four welding bars, hinge 3 are located in closed loop, so that the intensity that obtains of 3 both ends end of hinge and its periphery in welding is reinforced, thus
Increase by 3 intensity of hinge, reduce the probability that air bag cover plate 2 is torn from both ends, improves safety.
When implementation, the air bag peace turns 1 front of frame and is equipped with the first reinforcing rib 9 around its most outer one circle, is located at air bag
First reinforcing rib 9 of about 1 two sides of installing frame is higher than the first reinforcing rib 9 of other positions, should add higher than the first of other positions
Strengthening tendons 9 constitute the 5th welding bar 10 for reinforcing air bag installing frame Yu instrument board weld strength.
It is such, by the setting of the first reinforcing rib 9 and the 5th welding bar 10, improve the integral strength of air bag installing frame 1.
When implementation, for the hinge 3 close to 5 downside of the first welding bar, the length direction of hinge 3 is parallel with the first welding bar 5,
When the air bag installing frame 1 is face-up, first welding bar 5 is projected in corresponding 4 side wall of accommodating chamber vertical direction
Within the projection width of vertical direction.
It is such, the setting of hinge 3 is on the downside of the first welding bar 5 and parallel with its length direction, 3 liang of hinge can be reinforced
The intensity for holding end, if the first welding bar 5 is projected in 4 side wall of accommodating chamber in the projection of vertical direction in vertical direction
Side can make welding tooling not press tightly the first welding bar 5, lead to not prison welding, if being arranged in 4 side wall of accommodating chamber in vertical side
To projection outside, then it will lead to the first welding bar 5 and weakened line (weakened line is located at hinge mid-section) cantilever be too long, air bag is occurring
Explosion moment air bag cover plate 2 is broken extremely along 5 root of the first welding bar, if being arranged in 4 side wall of accommodating chamber in the throwing of vertical direction
It, can be to avoid the above risk within shadow width.
When implementation, the both ends end of 3 length direction of hinge is equipped with the first arc surface 11, first arc surface 11
The second arc surface 12 formed with 1 liang of adjacent wall of corresponding air bag installing frame is tangent.
Such, the first arc surface 11 of 3 both ends end of hinge setting forms the stress fillet of hinge, installs with air bag
The second arc surface 12 that two adjacent wall of frame is formed is tangent, can to guarantee hinge in the case where stress fillet is as big as possible
3 is as long as possible, and then improves 3 intensity of hinge.
When implementation, multiple be used to and instrument board is welded and fixed the is distributed on the air bag installing frame 1 and air bag cover plate 2
Six welding bars 13 offer at least one through-hole 14 in each 6th welding bar 13, and 14 outer ring of through-hole is provided with for hindering
Gear welding residue falls into the annular boss 15 of through-hole, and the height of the annular boss 15 is lower than the height of the 6th welding bar 13, more
A 6th welding bar 13 is distributed along the length direction parallel interval of hinge 3.
It is such, by the way that annular boss 15 is arranged in 14 outer ring of through-hole, through-hole 14 is allowed both can to play row in injection phase
The effect of stomata, and welding slag can be stopped to flow into through-hole 14 in the stage that is welded and fixed and block hole location, it is convenient to be protruded by slide calliper rule
Welding capacity is measured in through-hole, detects the depth of weld, to improve the accuracy of Welding quality test, realizes the dual-purpose work in a hole
With.
When implementation, it is provided with multiple second parallel for reinforcing 2 intensity of air bag cover plate on the air bag cover plate 2 and reinforces
Muscle 16, each second reinforcing rib 16 is vertical with the 6th welding bar 13 on air bag cover plate 2 and intersects.
Such, the second reinforcing rib 16, which is arranged, and intersects vertically with the 6th welding bar 13 can reinforce the strong of air bag cover plate 2
Degree
When implementation, the height of second reinforcing rib 16 is lower than the height of the 6th welding bar 13 on air bag cover plate 2.
It is such, since the 6th welding bar 13 on air bag cover plate 2 will be welded with instrument board, the height of the second reinforcing rib 16
The 6th welding bar 13 that is conducive to lower than the height of the 6th welding bar 13 is individually welded with instrument board, will not be together with the second reinforcing rib 16
It is soldered together.
When implementation, 14 part of through-hole is located at the second reinforcing rib 16 and intersects with the 6th welding bar 13 on air bag cover plate 2
Place.
Such, such distribution mode is conducive to the exhaust of the 6th welding bar 13 of injection phase, in the second reinforcing rib 16
6th welding bar, 13 intersection is provided with the exhaust that through-hole 14 is conducive to the second reinforcing rib 16 and the 6th welding bar 13 simultaneously.
When implementation, offered at the center in 3 left and right sides region of hinge for positioning on the air bag installing frame 1
The positioning through hole 17 of air bag installing frame 1 and Welding jig, the positioning through hole 17 are elongate holes.
Such, air bag installing frame 1 and being welded and fixed for instrument board are carried out by Welding jig, air bag installing frame
1 is fixed on Welding jig the then positional relationship by the positioning of positioning through hole 17 between the two, prevents positioning inaccurate to cause
Welding quality is low, positioning through hole be elongate holes be in order to correspond to strip boss on Welding jig and match.
When implementation, the air bag installing frame 1, air bag cover plate 2 and hinge 3 are by thermoplastic polyurethane elastomer material system
At.
It is such, using there is thermoplastic polyurethane elastomer material to be conducive to air bag installing frame 1, air bag cover plate 2 and hinge 3
While proof strength, it can also be ensured that the suppleness that hinge 3 needs when overturning.
Claims (10)
1. a kind of air-bag module is provided with the air bag installing frame of opening including middle part, is covered on the air bag installing frame opening
The hinge of the air bag cover plate at place and connection the air bag installing frame and the air bag cover plate, the air bag installing frame back side along
Opening contours extend the accommodating chamber for being equipped with and accommodating air bag, it is characterised in that: air bag installing frame front, which is provided with, to be used for
The first, second, third and fourth welding bar being welded and fixed with instrument board, first, second, third and fourth welding bar point
Not Wei Yu air bag installing frame opening upside, downside, left and right side, the first, second, third and fourth welding bar phase
Closed loop is even constituted, the hinge is located in the region that closed loop surrounds.
2. a kind of air-bag module according to claim 1, it is characterised in that: the hinge is under the first welding bar
Side, the length direction of hinge is parallel with the first welding bar, and when the air bag installing frame is face-up, first welding bar is perpendicular
Histogram to be projected in corresponding accommodating chamber side wall within the projection width of vertical direction.
3. a kind of air-bag module according to claim 2, it is characterised in that: air bag installing frame front is equipped with ring
Around the first reinforcing rib of its most outer one circle, the first reinforcing rib of two sides is higher than the of other positions above and below air bag installing frame
One reinforcing rib should constitute for reinforcing air bag installing frame and instrument board weld strength higher than first reinforcing rib of other positions
Five welding bars.
4. a kind of air-bag module according to claim 1, it is characterised in that: the both ends end in the hinge length direction
Portion is equipped with the first arc surface, the second arc surface phase that first arc surface is formed with corresponding two adjacent wall of air bag installing frame
It cuts.
5. a kind of air-bag module according to claim 1, it is characterised in that: the air bag installing frame and air bag cover plate
On be distributed with it is multiple be used to and the 6th welding bars that are welded and fixed of instrument board, it is logical to offer at least one in each 6th welding bar
Hole, the through-hole outer ring are provided with the annular boss for stopping welding residue to fall into through-hole, the height ratio of the annular boss
The height of 6th welding bar is low, and multiple 6th welding bars are distributed along the length direction parallel interval of hinge.
6. a kind of air-bag module according to claim 5, it is characterised in that: be provided on the air bag cover plate multiple
Parallel the second reinforcing rib for being used to reinforce air bag cover plate intensity, each second reinforcing rib are welded with the 6th on air bag cover plate
Muscle is vertical and intersects.
7. a kind of air-bag module according to claim 6, it is characterised in that: the height of second reinforcing rib compares gas
The height of the 6th welding bar on bag cover plate is low.
8. a kind of air-bag module according to claim 5, it is characterised in that: the throughhole portions are located at second and reinforce
The 6th welding bar intersection on muscle and air bag cover plate.
9. a kind of air-bag module according to claim 5, it is characterised in that: be located at hinge on the air bag installing frame
The positioning through hole for positioning gasbag installing frame and Welding jig is offered at the center in left and right sides region, the positioning is logical
Hole is elongate holes.
10. a kind of air-bag module according to claim 1, it is characterised in that: the air bag installing frame, air bag cover plate
With hinge byThermoplastic polyurethane elastomerMaterial is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821207258.9U CN208813152U (en) | 2018-07-27 | 2018-07-27 | A kind of air-bag module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821207258.9U CN208813152U (en) | 2018-07-27 | 2018-07-27 | A kind of air-bag module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208813152U true CN208813152U (en) | 2019-05-03 |
Family
ID=66271789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821207258.9U Expired - Fee Related CN208813152U (en) | 2018-07-27 | 2018-07-27 | A kind of air-bag module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208813152U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115285060A (en) * | 2022-08-04 | 2022-11-04 | 上海延锋金桥汽车饰件系统有限公司 | Airbag door structure |
-
2018
- 2018-07-27 CN CN201821207258.9U patent/CN208813152U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115285060A (en) * | 2022-08-04 | 2022-11-04 | 上海延锋金桥汽车饰件系统有限公司 | Airbag door structure |
| CN115285060B (en) * | 2022-08-04 | 2023-06-23 | 上海延锋金桥汽车饰件系统有限公司 | Airbag door structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190503 Termination date: 20200727 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |