CN103538552B - A kind of air bag device - Google Patents
A kind of air bag device Download PDFInfo
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- CN103538552B CN103538552B CN201310525550.0A CN201310525550A CN103538552B CN 103538552 B CN103538552 B CN 103538552B CN 201310525550 A CN201310525550 A CN 201310525550A CN 103538552 B CN103538552 B CN 103538552B
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- 238000002788 crimping Methods 0.000 claims description 25
- 239000000428 dust Substances 0.000 claims description 19
- 238000005452 bending Methods 0.000 claims description 11
- 239000004744 fabric Substances 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 13
- 238000005516 engineering process Methods 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000009958 sewing Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The present invention relates to vehicle passive safety device technique field, specifically a kind of air bag device, comprise airbag, housing, gas generator, it is characterized in that: producer hole is established in the bottom surface of housing, gas generator outer wall establishes flange arrangement, gas generator is placed in housing, the bottom surface clamping of the flange arrangement of gas generator and the housing of producer hole surrounding, and the bottom of gas generator is through producer hole, inflation inlet bottom airbag and the lateral wall of housing adopt to link up with and mount, and the remainder of airbag folds in housing.Compared with the existing technology, number of parts reduces in the present invention, and weight reduces, and the cost of raw material reduces, and there is not the quality risk of nut neglected loading; Meanwhile, eliminate the operation of assembling stud, nut in assembly process, improve efficiency of assembling; Adopt interface arrangment additionally by gas generator and housing etc., and this interface arrangment can ensure very high Rigidity and strength.
Description
Technical field
The present invention relates to vehicle passive safety device technique field, specifically a kind of air bag device.
Background technology
The raising required automotive safety along with customer and the development of automotive safety technology self, current most of manned vehicle is all using the standard configuration of front-seat safety air bag as vehicle.For front-seat safety air bag, particularly copilot's safety air bag, novel pie gas generator has compact conformation, the advantage that lightweight, dependable performance, cost are low compared with traditional tubular gas generator, thus promoted on a large scale, become the airbag module design scheme of main flow on market.Safety air bag in the market, comprises the parts such as housing, airbag, producer, retaining ring, stud, nut, dust boot, usually see accompanying drawing 1 and accompanying drawing 2.The fitting process of the safety air bag of this project organization is: 1, first retaining ring is filled in airbag inside from airbag installing port position, then oppositely move outside outside for retaining ring airbag, in this process, the bolt that retaining ring pre-fixes is aimed at stud bolt hole corresponding with retaining ring stud quantity around airbag installing port, airbag is connected with retaining ring.2, use process equipment airbag to be folded into the shape of approximate cuboid corresponding with hull shape closely, and be fixed with dust boot.Dust boot edge is provided with the hole corresponding with retaining ring stud, to make dust boot be suspended on retaining ring bolt by described hole, thus packs tightly airbag folding bag.3, airbag folding bag is loaded in the cavity of housing, make retaining ring bolt be aligned by corresponding bolt hole on housing bottom surface, thus retaining ring stud exposes from the outside of housing bottom surface simultaneously.4, producer is loaded the mounting hole of housing bottom surface outside housing bottom, the retaining ring stud simultaneously making the stud bolt hole on producer flange be aligned by expose from housing outer side bottom surface.5, the nut corresponding to stud quantity is tightened on retaining ring stud respectively, thus fixing retaining ring, airbag, housing and producer.Described mounting structure from inside to outside six parts such as total stud, retaining ring, airbag, housing, producer and nut participates in being connected and fixed.Simple ripe, the dependable performance of this project organization, but number of parts is many, and fitting process is loaded down with trivial details, and the operation of fastening nut easily goes out mistakes and omissions and causes mass defect, thus all haves much room for improvement in product weight, cost, quality etc.
Summary of the invention
The object of the invention is for overcoming the deficiencies in the prior art, with the connection mode of the connection structure and airbag and housing that simplify pie gas generator and housing, thus reducing number of parts, alleviate product weight, improve efficiency of assembling, reduce quality risk, reduce manufacturing cost.
For achieving the above object, design a kind of air bag device, comprise airbag, housing, gas generator, it is characterized in that: producer hole is established in the bottom surface of housing, and gas generator outer wall establishes flange arrangement, and gas generator is placed in housing, the bottom surface clamping of the flange arrangement of gas generator and the housing of producer hole surrounding, and the bottom of gas generator is through producer hole, the inflation inlet bottom airbag and the lateral wall of housing adopt to link up with and mount, and the remainder of airbag folds in housing.
The top of described housing at least front and back sides is laid with housing hook, the inflation inlet linking up with the airbag at one_to_one corresponding place with housing is provided with poroid or slot-shaped airbag sleeve joint hole, and the housing hook of housing mounts one by one with the airbag sleeve joint hole on airbag respectively.
The housing hook that described housing is laid is set to one horizontally-arranged or be set to how horizontally-arranged up and down, when housing hook is set to how horizontally-arranged up and down, the inflation inlet of the corresponding position up and down of the inflation inlet of airbag apertured shape or slot-shaped airbag sleeve joint hole or airbag is respectively set to inside and outside multilayer inflation inlet, every one deck inflation inlet correspondence mounting one row housing hook, the overbending direction of the free end of described housing hook is outside bending or bend inwards shape or vertical bending.
When housing hook is set to how horizontally-arranged up and down, the overbending direction of the free end of neighbouring two horizontally-arranged housing hooks is different.
The flange arrangement of described gas generator is establish a circle annular flange at the outer wall of gas generator, and formed at the outward flange laying producer card base of annular flange; The bottom surface of the housing of producer hole surrounding is laid with and producer card base card base mounting hole one to one, each card base mounting hole has housing card base, each producer card base is through card base mounting hole corresponding on housing, and producer card base and the mutual clamping of housing card base.
Described producer card base is plane, and the outer ledge of producer card base establishes reclinate crimping, described housing card base is at right angles hook-shaped, and the fixed end of housing card base is fixed on the side of card base mounting hole, and the free end K/UP of housing card base forms card base crimping.
Described producer card base is plane, and the outer half of the limit, left side of producer card base or right edge is provided with side crimping; With the housing card base side of crimping corresponding position, side and the external world through, in all the other sides of housing card base, at least outer side edges is fixedly connected with the outer side edges of card base mounting hole, flange is provided with the inner side of bottom surface one side of the housing card base of side crimping respective side, form groove between the outer side edges of flange and housing card base, the side crimping of producer card base is fastened in this groove; Described flange is curved in scrolling up.
Described airbag is also provided with dust boot outward, the side, at least front and back of described dust boot is provided with links up with dust boot sleeve joint hole one to one with housing, dust boot sleeve joint hole one_to_one corresponding is mounted on the housing hook of the housing be positioned at outside airbag, and dust boot is also provided with tear line.
Described airbag is also provided with bleeder port.
The inflation inlet of described airbag adopts the reinforcement structure covering stacked cloth and make.
Compared with the existing technology, do not need to use the parts such as retaining ring, stud, nut, number of parts reduces, and weight reduces, and the cost of raw material reduces, and there is not the quality risk of nut neglected loading in the present invention; Meanwhile, eliminate the operation of assembling stud, nut in assembly process, improve efficiency of assembling; Interface arrangment is adopted additionally by the structure such as gas generator and housing, and this interface arrangment can ensure very high Rigidity and strength, gas generator can not only be realized be connected with the static state of housing and fix, and the impact can born to above-mentioned two parts and connection thereof when safety air bag works, effectively realize the allomeric function of safety air bag, and reach the performance suitable with prior art, there is Cost And Performance double dominant.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing safety air bag.
Fig. 2 is the decomposing schematic representation of existing safety air bag.
Fig. 3 is a kind of structural representation in the embodiment of the present invention.
The assembling schematic diagram that Fig. 4 is product shown in Fig. 3.
Fig. 5 is the schematic diagram of airbag when working expansion in the embodiment of the present invention.
The parts decomposing schematic representation that Fig. 6 is product shown in Fig. 5.
Fig. 7 is the reinforcement structural representation of the inflation inlet of airbag in the embodiment of the present invention.
Fig. 8 is the housing bottom partial enlarged drawing in the embodiment of the present invention 1.
Fig. 9 is the gas generator constructional drawing in the embodiment of the present invention 1.
Figure 10 is the partial enlarged drawing after the gas generator loading housing of the embodiment of the present invention 1.
Figure 11 is the partial enlarged drawing after the gas generator of the embodiment of the present invention 1 and housing have assembled.
Figure 12 is the housing bottom partial enlarged drawing in the embodiment of the present invention 2.
Figure 13 is the gas generator constructional drawing in the embodiment of the present invention 2.
Figure 14 is the partial enlarged drawing after the gas generator loading housing in the embodiment of the present invention 2.
Figure 15 is the partial enlarged drawing after gas generator in the embodiment of the present invention 2 and housing have assembled.
Figure 16 is airbag in the embodiment of the present invention 3 and housing connection diagram.
Figure 17 is the partial enlarged drawing of the housing right flank in the embodiment of the present invention 3.
Figure 18 is airbag in the embodiment of the present invention 4 and housing connection diagram.
Figure 19 is the partial enlarged drawing of the housing leading flank in the embodiment of the present invention 4.
Detailed description of the invention
Now by reference to the accompanying drawings the present invention is further described.
Embodiment 1
See Fig. 3 ~ Fig. 4, the air bag device in this example comprises airbag 1, housing 2, gas generator 3, dust boot 4.Wherein, gas generator 3 entirety is in flat cylindrical shape, and the outer wall of cylinder centre portion is provided with a circle annular flange 32.And being laid with producer card base 33 at the outward flange of annular flange 32, the outer ledge of producer card base 33 establishes reclinate crimping 34, see Fig. 9.
See Fig. 8, this routine middle shell 2 is by the overall punch forming of steel plate, thus avoid original steel plate bending place and other parts to adopt welding and cause the gas leakage of weld, a producer hole 22 is established in the middle of the bottom surface of housing 2, in order to hold the bottom tab position of gas generator 3, the periphery in producer hole 22 is evenly arranged several and producer card base 33 housing card base 23 one to one, in order to be fixedly connected with gas generator 3.This routine middle shell card base 23 is by one-body molded for downward for the bottom surface of housing 2 punching press, when formation housing card base 23, also on the bottom surface of housing 2, forms card base mounting hole, without the need to extra adding material simultaneously.This routine middle shell card base 23 is L-shaped, and other three limits of housing card base 23 are separated with housing 2.This gap of routine middle shell card base 23 in the height direction and between housing 2 bottom surface equals the thickness of the producer card base 33 of gas generator 3.
See Figure 10 and Figure 11, when assembling gas generator 3 and housing 2, the producer card base 33 of gas generator 3 is respectively charged in the card base mounting hole of housing 2, the bottom of gas generator 3 is through in the producer hole 22 of housing 2 bottom surface simultaneously, annular flange 32 is developed with the bottom surface of housing 2, then rotary gas producer 3, producer card base 33 is made to snap in housing card base 23, now the crimping 34 of producer card base 33 hooks the outer ledge of housing card base 23, then the free end K/UP of equipment or instrument bending housing card base 23 is used to form card base crimping, card base crimping hooks the limit, left side of producer card base 33 from left side, such gas generator and housing 2 are in radial direction and along the circumferential direction can withhold, when air bag point can be prevented quick-fried, producer card base 33 is out of shape and causes gas generator 3 to be separated with housing 2.Described crimping 34 bends with the punching press of same a slice raw MAT'L with producer card base 33 and is formed.
The connection mode of gas generator 3 and housing 2 in this example, the mechanical connection of gas generator 3 and housing 2 can not only be ensured, and its connection has suitable intensity, the impulsive force produced because of the outside inflation of gas generator 3 and outside expansion of airbag 1 when air bag device can be made to bear work, ensures can not be separated from each other between gas generator 3 and housing 2.
See Fig. 5 ~ Fig. 7, in this example, airbag 1 is stitched into pocket-like by three cloth cut-parts, main leaf 111 entirety wherein in cloth cut-parts is rectangle, two ends size gradation reduces, the two ends place of keeping to the side of main leaf 111 arranges several airbag sleeve joint holes 13, airbag sleeve joint hole 13 can be arranged to oblong, also a cutting seam can be arranged to reduce gas leakage from here, airbag 1 also comprises two panels lateral plate 112, two panels lateral plate 112 all has the little characteristic in large one end, one end, one end that itself and main leaf 111 are large after sewing up is formed close to oval spherical pouch, and little one end forms the inflation inlet 12 of airbag after sewing up.In this example, inflation inlet is rectangle the outer contour shape wedging be socketed housing 2 place.In order to ensure the intensity of the inflation inlet 12 of airbag 1 in this example, making some layers of cloth at inflation inlet 12 place and having strengthened, airbag 1 can be provided with bleeder port 14 as required, to regulate tolerance, prevented from inflating the situation causing airbag over expansion instantaneously.
Corresponding airbag sleeve joint hole 13 place, both sides, front and back on housing 2 top is respectively equipped with housing hook 21.Assembling airbag 1 with when assembling the housing 2 of gas generator 3, housing 2 entirety is stretched in airbag 1 from the inflation inlet 12 of airbag 1, housing hook 21 is made to enter airbag 1 inside higher than the position of airbag sleeve joint hole 13, then airbag 1 and housing 2 is pulled outwardly respectively, exit in the process of airbag 1 at housing 2, making housing link up with 21 one_to_one corresponding is linked in airbag sleeve joint hole 13, thus airbag 1 is fixed on housing 2, then, the remainder of airbag 1 is folded in the cavity of housing 2, again dust boot 4 is suspended on housing hook 21 by dust boot sleeve joint hole 41, thus wrap the folded part of airbag 1.
In this example, when safety air bag works, gas generator 3 is inflated in airbag 1, and airbag 1 outwards expands, and breaks through the tear line 42 on dust boot, and then airbag 1 continues expansion and is full of, and forms protection air cushion.Because the inflation inlet 12 of airbag 1 is hung on the housing hook 21 of housing 2 by airbag sleeve joint hole 13, even if so also can not be separated with housing 2 when airbag 1 expands.
In this example, gas generator 3, when inflating to airbag 1, has a small amount of gas to reveal from the airbag sleeve joint hole 13 of airbag 1 and the inflation inlet 12 of airbag with housing 2 junction.This gas leakage amount by reducing the size of the bleeder port 14 on airbag 1, even can be cancelled bleeder port 14 and making up, can not have an impact to the overall performance of safety air bag.
Embodiment 2
For the connection structure of gas generator 3 with housing 2, also can implement in the following ways.
As shown in figure 13, in this example, producer card base 33 is in plane, and the outer half on the limit, left side of producer card base 33 is provided with reclinate side crimping 36, such side crimping 36 is less than the width of producer card base 33 along gas generator 3 radial direction along the width of gas generator 3 radial direction.
As shown in figure 12, two limits that housing card base 23 is adjacent are connected with housing 2, gap is provided with between two adjacent in addition limits and housing 2, through with the external world on the left of this routine middle shell card base 23, the outer side edges of housing card base 23 is connected with the outer side edges integral type of card base mounting hole, housing card base 23 right edge is connected with the right edge integral type of card base mounting hole simultaneously, and the inner side on the limit, left side of the bottom surface of housing card base 23 is provided with flange 25, forms groove between the outer side edges of flange 25 and housing card base 23.
See Figure 14 and Figure 15, when assembling gas generator 3 and housing 2, the producer card base 33 of gas generator 3 is respectively charged in the card base mounting hole of housing 2, by the bottom of gas generator 3 through in the producer hole 22 of housing bottom surface, the annular flange face 32 of gas generator 3 is developed with the bottom surface of housing 2, then rotary gas producer 3, snaps in producer card base 33 in the housing card base 23 of housing 2.In the groove that now front side edge of two, the front and back side of side crimping 36 flange 25 and housing 2 that just in time snap in housing card base 23 is formed, and side crimping 36 hooks the non-flange part on the limit, left side of housing card base 23.The end of use equipment or instrument bending flange 25 makes it be scroll up curved, compresses the edge of producer card base 33, thus fixed gas producer 3.
When air bag device works, gas generator 3 is outwards inflated and produces impulsive force, and this impulsive force can cause the trend producing between gas generator 3 with housing 2 and be separated.The base portion of housing card base 23 and producer card base 33 bears the most impulsive force along gas generator cylinder axis direction, and flange 25 and side crimping 36 mainly bear a little impulsive force along housing 2 soffit plane direction produced in gas replenishment process, both can not be separated from each other with both housings 2 by common guarantee gas generator 3.
The real work effect of this example can carry out sunykatuib analysis by CAE silico analysis means.Use in computer Ls-Dyna software set up housing 2 and gas generator 3 grid model, the sidewall of constraint housing 2 is rigidity, apply the downward power of 4000 newton with the impulsive force of the quick-fried generation of simulating Safety air bag point to the centre of gas generator 3 shown in Figure 15, operating software calculates the force and deformation situation in each region, housing 2 bottom surface.Analysis result shows with the form of isogram and peak dot numerical value.Result of calculation shows, housing card base 23 and housing 2 bottom surface binding site are stress maximum region, stress maxim suffered by it is 269MPa, be less than the stress ability to bear 385MPa of material self, namely can not there is the situations such as cracking or damage in housing 2 and housing card base 23 thereof in the quick-fried working process of safety air bag point, and this routine design plan can meet the performance requriements of safety air bag.
The intensity of the intensity ratio embodiment 1 middle shell card base 23 of this routine middle shell card base 23 is higher, is applicable to gas generator and exports higher application scenario.
Embodiment 3
See Figure 16 and Figure 17, in order to ensure that airbag 1 and housing 2 are connected firmly, except the housing hook 21 retaining the both sides, front and back of the housing 2 in previous embodiment 1, also in the left and right sides of housing 2, also auxiliary several housings that is provided with link up with 21, the housing hook 21 of its middle shell 2 front and back sides can adopt semicircular arc, and the overbending direction of the free end of housing hook 21 is in slightly outside bending, make whole housing hook 21 shape in obtuse angle, and the overbending direction of the free end of the housing hook 21 of housing 2 left and right sides is vertical bending, and the housing of housing 2 left and right sides links up with 21 overall rectangular flat bar shapeds, its free end optionally can also be arranged to the shape that bends inwards, also airbag sleeve joint hole 13 poroid or slot-shaped is accordingly established in the relevant position of the inflation inlet 12 of airbag 1.When safety air bag works, gas generator 3 is inflated in airbag 1, and airbag 1 outwards expands, and breaks through the tear line 42 on dust boot, and then airbag 1 continues expansion and is full of, and forms protection air cushion.Housing hook 21 and the mounting between airbag 1 of the left and right sides more effectively can not only ensure the fastness be connected between airbag 1 with housing 2, what the inflation inlet 12 of airbag 1 can also be made to tighten is enclosed within outside housing 2, thus the gas preventing gas generator from exporting too much between housing 2 and inflation inlet 12 to outward leakage.
Embodiment 4
See Figure 18 and Figure 19, in order to ensure that airbag 1 and housing 2 mount its inflation inlet 12 rear and be fitted on the sidewall of housing 2 tightly, more in order to ensure that airbag 1 is articulated on housing 2 securely, a horizontally-arranged housing hook 21 is arranged respectively at the upper limb of the front-rear side walls of housing 2, on the front-rear side walls of the housing 2 of the below of this horizontally-arranged housing hook 21, be also provided with a horizontally-arranged housing hook 21 respectively simultaneously, the housing hook 21 of upper row is linked up with 21 with the housing of lower row and can correspondingly up and down be arranged, also can stragglyly arrange, the housing hook 21 of certainly lower row also can only establish one.In this example, the housing hook 21 of upper row is provided with semicircular arc, and the direction of its free end is outside bending, and the overbending direction of the free end of the housing of lower row hook 21 is vertical bending, and its free end can also be arranged to the shape that bends inwards.Certainly corresponding airbag sleeve joint hole 13 also to be set at inflation inlet 12 place of airbag 1, or the inflation inlet 12 of airbag 1 is set to inside and outside multilayer inflation inlet, every one deck inflation inlet correspondence mounting one row housing hook 21.The arranging of the housing hook 21 of this lower row can make air bag inflator mouth 12 more fit the profile of housing 2 sidewall, with the assembling between convenient and safe airbag apparatus and instrument panel air bag frame.
Above-described embodiment is copilot's safety air bag, and same scheme and structure also may be used for driver airbag.
In the present invention due to Automotive Safety Air Bags work time, gas generator 3 is detonated and outwards discharges a large amount of gas at a terrific speed, this process produces very large instant impact to gas generator 3 itself and periphery union piece, this impulsive force can cause producing the trend be separated from each other between gas generator 3 and its union piece, and all can there is elasticity and plastic deformation in gas generator 3 and peripheral component in this process, thus the further risk improving gas generator 3 and be separated with union piece.By to gas generator 3 and annular flange 32, producer card base 33, crimping 34 and housing 2 and the isostructural ingehious design of housing card base 23 thereof in the present invention, make this connection structure have very high Rigidity and strength, the Joint strenght originally needing could effectively be ensured by retaining ring, screw bolt and nut can also be realized.Gas generator 3 is connected with the static state of housing 2 and fixes the impact can also born to above-mentioned two parts and connecting portion thereof when air bag device works, and effectively realizes the allomeric function of air bag device.
Claims (7)
1. an air bag device, comprise airbag, housing, gas generator, it is characterized in that: producer hole (22) is established in the bottom surface of housing (2), gas generator (3) outer wall establishes flange arrangement, gas generator (3) is placed in housing (2), the bottom surface clamping of the flange arrangement of gas generator (3) and the housing (2) of producer hole (22) surrounding, and the bottom of gas generator (3) is through producer hole (22), the inflation inlet (12) of airbag (1) bottom adopts to link up with the lateral wall of housing (2) and mounts, the remainder of airbag (1) folds in housing (2), the flange arrangement of described gas generator (3) is establish a circle annular flange (32) at the outer wall of gas generator (3), and formed at outward flange laying producer card base (33) of annular flange (32), the bottom surface of the housing (2) of producer hole (22) surrounding is laid with and producer card base (33) card base mounting hole one to one, each card base mounting hole has housing card base (23), each producer card base (33) is through the upper corresponding card base mounting hole of housing (2), and producer card base (33) and housing card base (23) clamping mutually
Described producer card base (33) is in plane, and the outer ledge of producer card base (33) establishes the limit, left side of reclinate crimping (34) or producer card base (33) or the outer half of right edge to be provided with side crimping (36),
The outer ledge of described producer card base (33) establishes reclinate crimping (34), housing card base (23) is at right angles hook-shaped, the fixed end of housing card base (23) is fixed on the side of card base mounting hole, and the free end K/UP of housing card base (23) forms card base crimping
The described limit, left side of producer card base (33) or the outer half of right edge are provided with side crimping (36), with housing card base (23) side of side crimping (36) corresponding position and the external world through, in all the other sides of housing card base (23), at least outer side edges is fixedly connected with the outer side edges of card base mounting hole, flange (25) is provided with the inner side of bottom surface one side of the housing card base (23) of side crimping (36) respective side, form groove between the outer side edges of flange (25) and housing card base (23), the side crimping (36) of producer card base (33) is fastened in this groove; Described flange (25) is curved in scrolling up.
2. a kind of air bag device as claimed in claim 1, it is characterized in that: the top of described housing (2) at least front and back sides is laid with housing hook (21), the inflation inlet (12) linking up with the airbag (1) at (21) one_to_one corresponding place with housing is provided with poroid or slot-shaped airbag sleeve joint hole (13), and housing hook (21) of housing (2) mounts one by one with the airbag sleeve joint hole (13) on airbag respectively.
3. a kind of air bag device as claimed in claim 2, it is characterized in that: upper housing hook (21) laid of described housing (2) is set to one horizontally-arranged or be set to how horizontally-arranged up and down, when housing hook (21) is set to how horizontally-arranged up and down, the difference apertured shape of corresponding position up and down of the inflation inlet of airbag (1) or the inflation inlet of slot-shaped airbag sleeve joint hole (13) or airbag (1) are set to inside and outside multilayer inflation inlet, every one deck inflation inlet correspondence mounting one row's housing hook (21), the overbending direction of the free end of described housing hook (21) is outside bending or bend inwards shape or vertical bending.
4. a kind of air bag device as claimed in claim 3, is characterized in that: when housing hook (21) is set to how horizontally-arranged up and down, and the overbending direction of the free end of neighbouring two horizontally-arranged housing hooks is different.
5. a kind of air bag device as described in Claims 2 or 3 or 4, it is characterized in that: described airbag (1) is also provided with dust boot (4) outward, the side, at least front and back of described dust boot (4) is provided with links up with (21) dust boot sleeve joint hole (41) one to one with housing, dust boot sleeve joint hole (41) one_to_one corresponding is mounted on housing hook (21) of the housing (2) being positioned at airbag (1) outside, dust boot (4) is also provided with tear line (42).
6. a kind of air bag device as claimed in claim 1 or 2 or 3 or 4, is characterized in that: described airbag (1) is also provided with bleeder port (14).
7. a kind of air bag device as claimed in claim 1 or 2 or 3 or 4, is characterized in that: the inflation inlet (12) of described airbag (1) adopts the reinforcement structure covering stacked cloth and make.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310525550.0A CN103538552B (en) | 2013-10-30 | 2013-10-30 | A kind of air bag device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310525550.0A CN103538552B (en) | 2013-10-30 | 2013-10-30 | A kind of air bag device |
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| CN103538552A CN103538552A (en) | 2014-01-29 |
| CN103538552B true CN103538552B (en) | 2016-01-27 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104554120B (en) * | 2015-01-04 | 2018-07-31 | 延锋百利得（上海）汽车安全系统有限公司 | A kind of air bag device |
| CN107745692B (en) * | 2017-10-12 | 2023-12-01 | 延锋汽车智能安全系统有限责任公司 | Safety airbag with wrap angle connection |
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| EP1506896A1 (en) * | 2003-08-12 | 2005-02-16 | Delphi Technologies, Inc. | Airbag module |
| CN201261439Y (en) * | 2008-09-05 | 2009-06-24 | 锦州锦恒汽车安全系统有限公司 | Safe air bag device |
| CN102627094A (en) * | 2012-05-03 | 2012-08-08 | 延锋百利得（上海）汽车安全系统有限公司 | Safety airbag |
| CN203543881U (en) * | 2013-10-30 | 2014-04-16 | 延锋百利得（上海）汽车安全系统有限公司 | Improved safety air bag device |
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2013
- 2013-10-30 CN CN201310525550.0A patent/CN103538552B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1172043A (en) * | 1996-07-19 | 1998-02-04 | Trw乘员约束系统公司 | Gas bag module |
| EP1506896A1 (en) * | 2003-08-12 | 2005-02-16 | Delphi Technologies, Inc. | Airbag module |
| CN201261439Y (en) * | 2008-09-05 | 2009-06-24 | 锦州锦恒汽车安全系统有限公司 | Safe air bag device |
| CN102627094A (en) * | 2012-05-03 | 2012-08-08 | 延锋百利得（上海）汽车安全系统有限公司 | Safety airbag |
| CN203543881U (en) * | 2013-10-30 | 2014-04-16 | 延锋百利得（上海）汽车安全系统有限公司 | Improved safety air bag device |
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| Publication number | Publication date |
|---|---|
| CN103538552A (en) | 2014-01-29 |
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Effective date of registration: 20191217 Address after: 200120 Building 8, No. 88, Shengrong Road, Pudong New Area, Shanghai Co-patentee after: Yanfeng Automobile Intelligent Safety System Co., Ltd. Patentee after: Shanghai Lingang Junsheng automobile safety system Co., Ltd Address before: 201315 No. 426 Pu Pu Road, Cambridge Industrial Zone, Shanghai, Pudong New Area Patentee before: Yanfeng Bailide (Shanghai) Automobile Safety System Co., Ltd. |