CN101112885A - Air bag module for vehicles - Google Patents
Air bag module for vehicles Download PDFInfo
- Publication number
- CN101112885A CN101112885A CNA200710111016XA CN200710111016A CN101112885A CN 101112885 A CN101112885 A CN 101112885A CN A200710111016X A CNA200710111016X A CN A200710111016XA CN 200710111016 A CN200710111016 A CN 200710111016A CN 101112885 A CN101112885 A CN 101112885A
- Authority
- CN
- China
- Prior art keywords
- air bag
- door
- vehicle
- air
- bag door
- 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.)
- Granted
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Classifications
-
- 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
- B60R21/205—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in dashboards
-
- 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
- B60R21/215—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member
-
- 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
- B60R21/04—Padded linings for the vehicle interior ; Energy absorbing structures associated with padded or non-padded linings
- B60R21/045—Padded linings for the vehicle interior ; Energy absorbing structures associated with padded or non-padded linings associated with the instrument panel or dashboard
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2304/00—Optimising design; Manufacturing; Testing
- B60Y2304/07—Facilitating assembling or mounting
Abstract
Disclosed is an air bag module for vehicles, which has a simple mounting structure so as to reduce the number of parts, and is easily installed. The air bag module for vehicles includes an instrument panel provided with a receipt hole formed therethrough; an air bag door installed at the receipt hole; an air bag housing, into which an air bag is put, installed in the receipt hole; an extension portion protruded from the air bag door to the inside of the receipt hole; a connection unit installed between the extension portion and the air bag housing for connecting the air bag door and the air bag housing; and a mounting unit installed between the air bag door and the receipt hole for fastening the air bag door in the receipt hole.
Description
Technical field
The present invention relates to a kind of air bag assembly of vehicle, relate in particular to and a kind ofly have simple mounting structure with the quantity that reduces part and the air bag assembly of easy-to-install vehicle.
Background technology
Fig. 1 is the schematic internal view of common vehicle, and Fig. 2 is the longitudinal sectional drawing along A-A line among Fig. 1, illustrates the conventional air air bag component of vehicle.
See figures.1.and.2, the conventional air air bag component of vehicle comprises: be installed in the air bag door 20 on the instrument panel 10, be installed in the air bag 32 in the air bag door 20, this air bag 32 stretches out from air bag door 20 outsides so that cubic expansion is installed in the inside face of instrument panel 10 and the air bag housing 30 that is built-in with air bag 32 that is connected with air bag door 20 when vehicle collision.
Because air bag door 20 was realized with being connected by bolt B of air bag housing 30, in order to improve the rigidity of connecting bridge between air bag door 20 and the air bag housing 30, the conventional air air bag component of the above vehicle needs mounting bracket 22, thereby the required number of parts of installation that will reduce the air bag assembly is difficult.Therefore in addition, the conventional air air bag component of the above vehicle has the mounting structure of a complexity, on required time of the installation that reduces the air bag assembly and cost certain degree of difficulty is arranged.
Summary of the invention
The present invention is in order to address the above problem, the air bag assembly that the purpose of this invention is to provide a kind of vehicle of mounting structure improvement is with the installation that reduces the air bag assembly required number of parts and required time and the cost of installation that reduces the air bag assembly.
Another object of the present invention provides a kind of air bag assembly of vehicle, by its expansion or contraction, to avoid instrument panel to expand according to temperature traverse and to shrink distortion and the damage that is caused.
Another object of the present invention provides the air bag assembly of the vehicle that a kind of intensity of air bag door strengthens, to avoid the distortion of air bag door and to damage.
Above-mentioned purpose with other can realize that the air bag assembly of described vehicle comprises by the air bag assembly that a kind of vehicle is provided according to the present invention: instrument panel also passes through receiver hole of this instrument panel formation; Be installed in the air bag door on the receiver hole; Be installed in the receiver hole and be built-in with the air bag housing of air bag; Reach receiver hole in-to-in extension from the air bag door; Be installed in the linkage unit between extension and the air bag housing in order to connect air bag door and air bag housing; Be installed in the assembly unit between air bag door and the receiver hole in order to assemble the air bag door in the receiver hole.
Upper surface at the air bag door is formed with a large amount of recessed wrinkle.
The air bag door may also comprise: the hole, crack that the air bag door is torn, and for the rigidity that improves the air bag door with avoid the distortion of air bag door and at the upper surface or the Overmolded reinforcement of lower surface of air bag door.
Described reinforcement is made of metal.
Extension part integral body from the described reinforcement is stretched out, and described extension part embeds injection moulding under the situation of inserting the hole, crack, separate with the air bag door is self-generating to avoid reinforcement.
Seam dents into the air bag door between every adjacent hole, crack, bool is stretched out from reinforcement integral body, and embeds injection moulding under the situation of inserting the hole, crack, separates with the air bag door is self-generating to avoid reinforcement.
Assembly unit comprises: the neck-in of receiver hole and the protuberance that obtains, corresponding protuberance is installed in the hook around the extension.
Linkage unit comprises the connecting bore that the bottom surface by extension forms, and is formed on corresponding connecting bore on the air bag housing and inserts connection protuberance in the connecting bore.
Linkage unit also comprises the fasteners of spinning at the end of air bag housing, is installed in the wind spring on the S. A. of fasteners, the fastener hole that fasteners forms by air bag door inwall correspondence.
Can know from above explanation, the invention provides a kind of air bag assembly of vehicle, air bag door and air bag housing link together by linkage unit, the air bag door is connected by combining unit with instrument panel, therefore reduced the quantity of the required part of air bag assembly has been installed, thereby reduced cost per unit.
Owing to be formed on the wrinkle portion of air bag outer wall, the air bag door is along with the expansion of instrument panel and contraction and expand and shrink, the air bag assembly of vehicle of the present invention has been avoided the instrument panel distortion at air bag door place, allows instrument panel to keep good outward appearance.
Because air bag door and metal reinforcement that plastics are made are by Overmolded integrally formed, the air bag assembly of vehicle of the present invention has avoided the air bag door to damage or distortion.In addition, extension part and bool are stretched out from reinforcement, and injection moulding embeds in hole, crack and the seam separately, therefore the reinforcement leak-tight joint to the air bag door.
Description of drawings
Describe above-mentioned and other purpose of the present invention, feature and other advantages in detail below in conjunction with accompanying drawing, so that more be expressly understood the present invention.
Fig. 1 is the schematic internal view of common vehicle;
Fig. 2 is the longitudinal sectional drawing along A-A line among Fig. 1, illustrates the conventional air air bag component of vehicle;
Fig. 3 is the longitudinal sectional drawing according to the air bag assembly of the vehicle of first embodiment of the invention;
Fig. 4 is the scheme drawing according to the air bag door of the vehicle air air bag component of first embodiment of the invention;
Fig. 5 is the longitudinal sectional drawing according to the air bag assembly of the vehicle of second embodiment of the invention;
Fig. 6 is the longitudinal sectional drawing according to the decomposition of the vehicle air air bag component of second embodiment of the invention;
Fig. 7 is the longitudinal sectional drawing according to the air bag assembly of the vehicle of third embodiment of the invention;
Fig. 8 is the transparent view according to the necessary part of the door of the vehicle air air bag component of third embodiment of the invention;
Fig. 9 is the decomposition diagram of Fig. 8;
Figure 10 is the longitudinal sectional drawing along A-A line among Fig. 8;
Figure 11 is the longitudinal sectional drawing along B-B line among Fig. 8.
The specific embodiment
Below, describe the preferred embodiments of the present invention in detail with reference to accompanying drawing.
For convenience of explanation, the air bag assembly of vehicle is described by example.At this, for clear explanation easily, the thickness of the lines shown in the figure and size of component size can be exaggerated.
Each project that the back will be described effect according to the present invention defines, and has variation according to user's purpose or common convention.
Simultaneously, defining each project must be based on the full content of specification sheets of the present invention.
Fig. 3 is the longitudinal sectional drawing according to the air bag of the vehicle of first embodiment of the invention; Fig. 4 is the scheme drawing according to the air bag door of the air bag assembly of the vehicle of first embodiment of the invention.
According to Fig. 3 and Fig. 4, the vehicle air air bag component of first embodiment comprises: instrument panel 50 also passes through receiver hole 52 of these instrument panel 50 formation; Be installed in the air bag door 60 in the receiver hole 52; Be installed in the receiver hole 52 and be built-in with the air bag housing 70 of air bag 72; Reach receiver hole 52 in-to-in extensions 62 from air bag door 60; Be installed in linkage unit 90 between extension 62 and the air bag housing 70 in order to connect air bag door 60 and air bag housing 70; Be installed in the assembly unit 80 between air bag door 60 and the receiver hole 52 for the air bag doors 60 in the fastening receiver hole 52.
The air bag housing 70 that is built-in with air bag 72 is with after air bag door 60 is connected by linkage unit 90, air bag door 60 is installed on the receiver hole 52 by assembly unit 80, described receiver hole 52 is that the inner panel 54 by instrument panel 50 forms, and foamer layer 56 and outside plate 58 are formed on the outer wall of being made up of inner panel 54 and air bag door 60.Thereby instrument panel 50 and air bag assembly are installed.
Upper surface at air bag door 60 is formed with a large amount of recessed wrinkle 64.Therefore, air bag door 60 along with the expansion of instrument panel 50 and contraction and actv. expands and shrink, thereby is avoided the local convexity or the recessed distortion at air air bag doors 60 places on the instrument panel 50 according to variation of temperature.
Thereby when the extension 62 of air bag door 60 was inserted in the upper end of air bag housing 70, the specified portions of the upper end of air bag housing 70 was to internal strain and the sliding inside that installs to extension 62.Then, when connecting protuberance 94 arrival with connecting bore 92 cooresponding positions, air bag housing 70 returns to initial conditions, connects protuberance 94 simultaneously and is inserted in the connecting bore 92, thereby connect air bag door 60 and air bag housing 70.
Thereafter, when air bag door 60 and air bag housing 70 inserted receiver holes 52, the extension 62 and the air bag housing 70 of the appointment of being made by synthetic resin respectively were out of shape and slide into the inside of receiver hole 52.Then, when hook 84 was blocked by protuberance 82, extension 62 and air bag housing 70 returned to its initial condition, thereby air bag door 60 and air bag housing 70 are assembled on the instrument panel 50.
Below, description is according to the operation of the air bag assembly of the vehicle of the first embodiment of the present invention.
At first, when plastic air bag housing 70 inserted plastic air bag door 60, the air bag housing 70 of appointment and 60 distortion of air bag door connected protuberance 94 and are inserted into connecting bore 92.Thereby air bag door 60 connects together with air bag housing 70.
When bonded assembly air bag door 60 and air bag housing 70 are inserted into receiver hole 52 in the above described manner, this receiver hole 52 forms by the inner panel 54 of metal instrument panel 50,70 distortion of the extension 62 of appointment and air bag housing are linked up with 84 simultaneously and are hooked by protuberance 82.Therefore, air bag door 60 and air bag housing 70 are installed on the instrument panel 50.
, on the outer wall of inner panel 54 and air bag door 60 compositions form foamer layer 56 and outside plate 58 thereafter, thereby, the installation of air bag assembly finished.
Usually, be formed with the groove (not shown) similar to air bag door 60 shapes on the outside plate 58, air bag door 60 is located at here, and when opening with convenient air bag door, outside plate 58 cuts off along groove easily.
Fig. 5 is the longitudinal sectional drawing according to the vehicle air air bag component of second embodiment of the invention; Fig. 6 is the longitudinal sectional drawing according to the decomposition of the vehicle air air bag component of second embodiment of the invention.
With reference to Fig. 5 and Fig. 6, to compare with the vehicle air air bag component of first embodiment, the characteristics of the vehicle air air bag component of second embodiment of the invention are linkage unit 190.
The linkage unit 190 of the vehicle air air bag component of second embodiment of the invention comprises: spinning is at the connecting plate 192 of the end of air bag housing 70, be installed in the wind spring 196 on the S. A. of connecting plate 192, with the connecting plate 192 corresponding fastener holes 194 that form by the inwalls of air bag door 60.
Connecting plate 192 has one with the angle of the appointment panel towards the inner inclination of air bag housing 70, a curve should be arranged in that its end and fastener hole 194 are relative.
When air bag housing 70 slided into fastener hole 194, described curve contacted and makes connecting plate 192 rotations, wind spring 196 compressions simultaneously with fastener hole 194.Then, connecting plate 192 rotates to the outside of air bag housing 70, reaches air bag housing 70 and can be inserted into a kind of state in the air bag door 60.
Afterwards, when air bag housing 70 constantly slided, air bag housing 70 just was inserted in the air bag door 60, so connecting plate 192 is corresponding with fastener hole 194.Then, connecting plate 192 arrives fastener hole 194 under the restoring force of wind spring 196.Therefore, air bag door 60 connects together with air bag housing 70.
Fig. 7 is the longitudinal sectional drawing according to the vehicle air air bag component of third embodiment of the invention, Fig. 8 is the transparent view of necessary part of door of the vehicle air air bag component of a third embodiment in accordance with the invention, Fig. 9 is the decomposition diagram of Fig. 8, Figure 10 is the longitudinal sectional drawing along the A-A line among Fig. 8, and Figure 11 is the longitudinal sectional drawing along the B-B line among Fig. 8.
With reference to Fig. 7 to Figure 11, be air bag door 160 according to the characteristics of the vehicle air air bag component of third embodiment of the invention.
In order to open air bag door 160, the air bag door 160 that passes the vehicle air air bag component of the 3rd embodiment is provided with hole, crack 108.
Especially, hole, described crack 108 is continuous along c shape route, and the interval certain spacing.
Therefore, when air bag 72 launched, air bag door 160 just was opened along hole, crack 108.
Especially, air bag door 160 is that plastics are made, thereby easy deformation or damage.
Therefore, upper surface or the lower surface integral body at air bag door 160 is formed with reinforcement 110.This reinforcement 110 is made of metal, thereby air bag door 160 is strengthened.
Especially, reinforcement 110 is plate shape, is integrally formed on the whole surface of air bag door 160.
Especially, reinforcement 110 is Overmolded on the surface of air bag door 160.
Overmolded is that a kind of metal insertion product is injection molding the injection molding then technology of moulding product covering.Overmolded is that those skilled in the art is known, and it is described in detail in this and skips over.
Therefore, the air bag door 160 that plastics are made is positioned on the metal reinforcement 110 forming a kind of structure of two layers, so rigidity improves.Therefore, it is possible avoiding air bag door 160 to curl, be out of shape and damage.
Especially, reinforcement 110 is formed on the upper surface of air bag door 160, and on the opposite of air bag door 160 lower surfaces, these air bag door 160 lower surfaces are towards air bag 72, thus reinforcement 110 not can with air bag 72 direct impacts.
In addition, reinforcement 110 is to embed injection moldingly, and like this, extension part 120 integral body from the reinforcement 110 is stretched out, and is inserted in the hole, crack 108.
Especially, extension part 120 stretches out from the edge integral body of reinforcement 110, and is identical with the quantity in hole, crack 108, so that injection moulding enters into all holes, crack 108.
Further, bool 130 is stretched out to be inserted into the seam 109 from reinforcement 110 integral body.
Especially, curve 130 embeds in the seam 109 between the holes, crack 108, and under such condition integral injection molding.
In addition, extension part 120 and bool 130 are stretched out from reinforcement 110 simultaneously.
Injection moulding is a kind of general-duty technology, and it is described in detail in this and skips over.
Though the preferred embodiments of the present invention are open for illustrative purposes, skilled in the art will recognize that various corrections, additions and deletions are possible.For example, though there has been example to describe the air bag assembly of vehicle, the present invention also is applicable to the air bag assembly of other system.
Claims (9)
1. the air bag assembly of a vehicle is characterized in that, this assembly comprises: instrument panel also passes through receiver hole of this instrument panel formation; Be installed in the air bag door on the receiver hole; Be installed in the receiver hole and be built-in with the air bag housing of air bag; Reach receiver hole in-to-in extension from the air bag door; Be installed in linkage unit between extension and the air bag housing in order to connect air bag door and air bag housing; Be installed in the assembly unit between air bag door and the receiver hole for the air bag door in the fastening receiver hole.
2. vehicle air air bag component according to claim 1 is characterized in that the upper surface of described air bag door is formed with recessed wrinkle.
3. vehicle air air bag component according to claim 2 is characterized in that, this assembly also comprises: the hole, crack that the air bag door is opened, and at the upper surface or the Overmolded reinforcement of lower surface of air bag door.
4. vehicle air air bag component according to claim 3 is characterized in that described reinforcement is made of metal.
5. vehicle air air bag component according to claim 3 is characterized in that integral body is extended with the extension part on the described reinforcement, and described extension part embeds injection moulding under the situation of inserting the hole, crack.
6. vehicle air air bag component according to claim 3 is characterized in that, the seam that caves between hole, crack adjacent on the air bag door is extended and the injection molding bool of embedding under the situation of inserting seam from reinforcement is whole.
7. vehicle air air bag component according to claim 1 is characterized in that, described assembly unit comprises: the neck-in of receiver hole and the protuberance that obtains, corresponding protuberance is installed in the hook around the extension.
8. vehicle air air bag component according to claim 1 is characterized in that, described linkage unit comprises: the connecting bore that the bottom surface by extension forms is formed on corresponding connecting bore on the air bag housing and inserts the connection protuberance of connecting bore.
9. vehicle air air bag component according to claim 1, it is characterized in that, described linkage unit also comprises: spinning is at the fasteners of the end of air bag housing, is installed in the wind spring on the S. A. of fasteners, the fastener hole that fasteners forms by air bag door inwall correspondence.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020060069296 | 2006-07-24 | ||
| KR1020060069296A KR20080009550A (en) | 2006-07-24 | 2006-07-24 | Air-bag module for vehicles |
| KR1020060080770 | 2006-08-24 | ||
| KR1020060113553 | 2006-11-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101112885A true CN101112885A (en) | 2008-01-30 |
| CN100591552C CN100591552C (en) | 2010-02-24 |
Family
ID=39021462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710111016A Active CN100591552C (en) | 2006-07-24 | 2007-06-13 | Air bag module for vehicles |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR20080009550A (en) |
| CN (1) | CN100591552C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107472181A (en) * | 2017-07-24 | 2017-12-15 | 江苏大学 | A kind of retracting device of the active safety air bag of vehicle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6692017B2 (en) * | 2000-12-25 | 2004-02-17 | Daihatsu Motor Co., Ltd. | Airbag apparatus for automobile |
| KR100580466B1 (en) * | 2003-11-27 | 2006-05-15 | 현대자동차주식회사 | A passenger air bag expansion structure with seamless being application of sliding hinge |
-
2006
- 2006-07-24 KR KR1020060069296A patent/KR20080009550A/en not_active Application Discontinuation
-
2007
- 2007-06-13 CN CN200710111016A patent/CN100591552C/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107472181A (en) * | 2017-07-24 | 2017-12-15 | 江苏大学 | A kind of retracting device of the active safety air bag of vehicle |
| CN107472181B (en) * | 2017-07-24 | 2019-08-27 | 江苏大学 | A kind of recyclable device of the active safety air bag of vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100591552C (en) | 2010-02-24 |
| KR20080009550A (en) | 2008-01-29 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |