CN207631192U - A kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag - Google Patents
A kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag Download PDFInfo
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- CN207631192U CN207631192U CN201721425975.4U CN201721425975U CN207631192U CN 207631192 U CN207631192 U CN 207631192U CN 201721425975 U CN201721425975 U CN 201721425975U CN 207631192 U CN207631192 U CN 207631192U
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Abstract
The utility model discloses a kind of elastic positioning structures for being positioned between vehicle steering wheel and air bag, including steering wheel module and air bag module, it is provided with positioning column on the air bag module, it is provided with location hole on the steering wheel module, the quantity and the quantity of the location hole of the wherein described positioning column match, it is characterized in that, further include quantity and the positioning column, the flexible positioning piece that location hole matches, positioning column in the installation air bag module is inserted by the flexible positioning piece described in one in the location hole in the steering wheel module, realize the location and installation between air bag module and steering wheel module.The utility model is simple in structure, easy for assemble or unload；It can realize that air bag module keeps zero clearance positioning with steering wheel by the elastic positioning device.
Description
Technical field
The utility model is related to vehicle steering wheels and air bag mounting technology field, specifically a kind of to be used for automobile
The elastic positioning structure positioned between steering wheel and air bag.
Background technology
Currently, most motor vehicle steering wheels have accumulated the functions such as steering, loudspeaker, air bag for protection, air bag is made
For the auxiliary device of vehicle body passive safety, increasingly it is valued by people.After car crass, driver and interior component are still
Rapid one gassiness air cushion of opening therebetween " before secondary collision " does not occur, when occupant being made to be moved because of inertia
" flutterring on air cushion " mitigates the extent of injury of occupant to mitigate impact that occupant is subject to and absorb collision energy.Therefore it is being tied
On structure, it is necessary to air bag and steering wheel individually be made module, then again by filling two modules when main engine plants' entrucking
It is fitted on together, necessarily involves positioning among these, just can guarantee function and appearance demand after the two assembly.
In the prior art, generally use pin hole coordinates to achieve the purpose that positioning, specifically, being arranged on the steering wheel
Accordingly one group of smaller positioning pin of diameter than hole diameter is arranged in one group of location hole on air bag module.Pass through when assembly by
Positioning pin is inserted into location hole, to realize positioning.It is this that, although simple in structure, cost is relatively low by way of pin hole positioning,
However, since pin and hole are made of hard material such as metal or plastics；On the other hand, due to steering module and air bag mould
Block carries out multiple process and assemble by multiple parts and forms, to ensure assembling function, it is necessary to consider that the processing of each part is public
Difference and it is accumulated to the tolerance between location hole and positioning surface with it, so need just to reserve between in design enough
Gap ensures the function after assembly and appearance demand.
But the generation in gap can all lead to various problems whether great or small.If gap is big, vehicle when driving, starts
Machine, road surface can transfer vibrations on air bag module, and air bag module is caused constantly to vibrate, and then make its positioning with steering wheel
Constantly collision occurs at mechanism and generates abnormal sound；It is also possible to two side clearances after causing air bag module to be assembled with Steering wheel module
It generates relatively large deviation, and then influences aesthetics and driver and drive to experience.If gap is less than normal, and may lead to air bag module
It is difficult with the assembly of steering module, and while pressing air bag easy to produce clamping stagnation sense, to reduce loudspeaker press sense by.Though
So there is Chinese utility model patent at present：A kind of steering wheel patent application publication number being built-in with supplementary restraint system module location device
Technical problem mentioned above can be efficiently solved for (CN203793275U), but the utility model is more simple, practical.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of for vehicle steering wheel and air bag
Between the elastic positioning structure that positions, the elastic positioning structure is simple, makes that air bag module is reliable, easily gapless is installed
On the steering wheel.Both avoid the case where there are collision generates additional abnormal sound when relative motion between part, while the positioning knot
The engineering material that structure takes damping material small makes, and ensures that pressing is flexible, to reduce the clamping stagnation problem generated when loudspeaker pressing.
Following technical scheme may be used to realize in the technical issues of the utility model is solved：
A kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag, including steering wheel module and peace
Full air bag module is provided with positioning column on the air bag module, is provided with location hole on the steering wheel module, wherein institute
The quantity and the quantity of the location hole for stating positioning column match, which is characterized in that further include quantity and the positioning column, positioning
The flexible positioning piece that hole matches, the flexible positioning piece that the positioning column on the air bag module passes through described in one are inserted into
In location hole in the steering wheel module, the location and installation between air bag module and steering wheel module is realized.
In a preferred embodiment of the utility model, the flexible positioning piece includes an ontology, is had on the ontology
Have one with the positioning outer circle that is positioned of location hole elasticity in the steering wheel module and be provided in the ontology one with
Positioning column in the air bag module carries out flexibly positioned positioning endoporus；It is provided on the hole wall of the positioning endoporus
At least one occurs the elastic tension positioning member of flexible deformation, the elasticity tension positioning member outer surface institute shape after extruding force
At diameter of bore be less than the positioning column diameter.
In a preferred embodiment of the utility model, the outer surface of each elastic tension positioning member is provided with one
Elastic tension positioning protrusion, when positioning, the elasticity tension positioning protrusion and positioning outer surface of column cooperation positioning, the bullet
Property tension positioning protrusion vertex be formed by diameter of bore be less than the positioning column diameter.
In a preferred embodiment of the utility model, it is respectively provided with respect to other on each elastic tension positioning member
Region is easy to happen the elastic deformation area of flexible deformation, and the elastic deformation area is located at the elastic tension positioning member
Top.
In a preferred embodiment of the utility model, it is provided with locating flange at the top of the positioning outer circle, institute
The hole edge top surface for stating locating flange and the location hole coordinates, and axial limiting is carried out to the flexible positioning piece.
In a preferred embodiment of the utility model, the bottom of the positioning outer circle is provided with anti-hook, it is described anti-
Hook catches on the hole edge bottom surface of the location hole, and axial limiting is carried out to the flexible positioning piece.
In a preferred embodiment of the utility model, the flexible positioning piece is using the smaller engineering material of friction coefficient
Material makes.
As a result of technical solution as above, the beneficial effects of the utility model are：
1, the utility model is simple in structure, easy for assemble or unload.
2, it can realize that air bag module and steering wheel keep zero clearance positioning by the elastic positioning device.
3, for the utility model using small engineering material is damped, pressing is flexible, can reduce the clamping stagnation generated when loudspeaker pressing.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the one of elastic element vertical view of the utility model.
Fig. 3 is another elastic element vertical view of the utility model.
Fig. 4 is that the utility model air bag positioning column assembles radial cutaway view with location hole.
Fig. 5 is that the utility model air bag positioning column assembles axial section with location hole.
Specific implementation mode
Shown in referring to Fig.1, a kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag, the elasticity
Location structure includes steering wheel module 100 and air bag module 200, wherein the air bag on air bag module 200
The first positioning column 210a, the second positioning column 210b are provided on holder 210, meanwhile, 100 steering wheel on steering wheel module
It is corresponding respectively on skeleton 110 to be provided with first positioning hole 110a, second location hole 110b, the number of certain positioning column and location hole
Amount is not limited to two.
Matched flexible positioning piece is respectively provided between positioning column and location hole, wherein in the first positioning
The first bullet to match with the first positioning column 210a, first positioning hole 110a is provided between column 210a and first positioning hole 110a
Property locating piece 300a；It is provided between the second positioning column 210b and second location hole 110b and the second positioning column 210b, second
The second flexible positioning piece 300b that location hole 110b matches.First positioning column 210a is opposite by the first flexible positioning piece 300a
First positioning hole 110a should be inserted into；Second positioning column 110b passes through the corresponding insertion second location holes of the second flexible positioning piece 300b
110b realizes the location and installation between air bag module 200 and steering wheel module 100 with this.Bullet in the present invention
Property locating piece using wearability is good, surface damp is small engineering material；While clamping and positioning column, air bag module is pressed also not
Generate clamping stagnation sense.
In conjunction with shown in Fig. 1, Fig. 4, Fig. 5, equal diameter is not set for first positioning hole 110a, second location hole 110b hole walls periphery
It sets, cross section forms one and is respectively provided with the first positioning hole 110a of hole bottom edge 120a, 120b, second fixed integral into convex
Position hole 110b distinguishes barb on this location hole bottom edge 120a, 120b in order to the first grab 321a, the second grab 321b.
First flexible positioning piece 300a includes the first noumenon 310a, and the second flexible positioning piece 300b includes the second ontology
310b.The first noumenon 310a, the second ontology 310b are in integrally cylindrical type, be respectively provided on the upper end in steering wheel module 100
First positioning hole 110a, second location hole 110b carry out flexibly positioned first positioning outer circle 320a, the second positioning outer circle
The first locating flange 330a, second fixed is respectively fitted at the top of 320b, the first positioning outer circle 320a, the second positioning outer circle 320b
Position flange 330b, the first locating flange 330a, the second locating flange 330b bottom surface be respectively arranged with the first protrusion 331a, the
Two protrusion 331b.Correspondingly, being respectively arranged at the top of first positioning hole 110a, second location hole 110b and the first protrusion
The first L-type slot 130a, the second L-type slot 130b of the matched opening of 331a, the second protrusion 331b outwardly.When first flexibly positioned
When part 300a, the second flexible positioning piece 300b are fully inserted into first positioning hole 110a, second location hole 110b respectively, the first positioning
Flange bottom 332a, the second locating flange bottom surface 332b just respectively with first positioning hole 110a, second location hole 110b
Hole edge top surface 140a, 140b fitting, the first protrusion 331a, the second protrusion 331b of setting are just respectively assembled to be determined first
In the first L-type slot of the opening being arranged at the top of position hole 110a, second location hole 110b outwardly in 130a, the second L-type slot 130b, with
This is to carrying out axial limiting at the top of flexible positioning piece.Meanwhile first positions outer circle 320a, the bottom of the second positioning outer circle 320b is divided
It is not provided with the first grab 321a, the second grab 321b, difference barb is in first positioning hole 110a, second location hole 110b
On hole bottom edge 120a, 120b, axial limiting is carried out to flexible positioning piece base portion with this.
In conjunction with shown in Fig. 1, Fig. 2, Fig. 3, the first flexible positioning piece 300a, the second flexible positioning piece 300b inner hollows,
Flexibly positioned one end is carried out with the first positioning column 210a, the second positioning column 210b in air bag module 200 to be respectively formed
First positioning endoporus 340a, the second positioning endoporus 340b；If wherein flexible positioning piece includes dry elasticity tension positioning member, the
There are three be in 120 degree of elastic tension positioning members being evenly arranged for the hole wall upper peripheral edge 341a settings of one positioning endoporus 340a
350a、360a、370a；The hole wall periphery 341b of endoporus 340b is provided with two and is evenly arranged in 180 degree in the second positioning
Elastic tension positioning member 350b, 360b, the elastic tension positioning member in each location hole inner wall periphery is set certainly
Quantity can also be consistent.Elastic tension positioning member 350a, 360a, 370a and elastic tension positioning member 350b,
The outer surfaces 360b are formed by diameter of the diameter less than the first positioning column 210a, the second positioning column 220a of endoporus respectively.
In the utility model embodiment, in elastic tension positioning member 350a, 360a, 370a and elastic tension positioning
Outer surface at the top of component 350b, 360b is also respectively provided with elastic tension positioning protrusion 351a, 361a, 371a and elasticity
Tension positioning protrusion 351b, 361b, likewise, elasticity tension positioning protrusion 351a, 361a, 371a and elastic tension convex
The vertex for playing the outer surface 351b, 361b is formed by the first endoporus 380a respectively, the second endoporus 380b diameters are respectively smaller than first
The diameter of positioning column 210a, the second positioning column 210b.When positioning, elastic tension positioning protrusion 351a, 361a, 371a and elastic mistake
Tight positioning protrusion 351b, 361b are positioned with the first positioning column 210a, the cooperation of the second outer surfaces positioning column 210b respectively.
The operation principle of flexible positioning piece：
By air bag module put into steering wheel module when, elastic tension positioning member 350a, 360a, 370a and
Elastic tension positioning member 350b, 360b are formed by diameter of bore and are respectively smaller than the first positioning column 210a, the second positioning respectively
The diameter of column 210b.When 350b, 360b points of elastic tension positioning member 350a, 360a, 370a and elastic tension positioning member
Flexible deformation can occur after not squeezed by the first positioning column 210a, the second positioning column 210b, certain clamp is generated to positioning column
Power.The elasticity in elastic tension positioning member 350a, 360a, 370a and elastic tension positioning member 350b, 360b is arranged in it
The vertex of the outer surface of tension positioning protrusion 351a, 361a, 371a, 351b, 361b is formed by the first endoporus 380a, respectively
One endoporus 380b diameters are respectively smaller than the diameter of the first positioning column 210a, the second positioning column 210b.It is formed by the first endoporus
When 380a, the second endoporus 380b are squeezed by the elasticity of the first positioning column 210a, the second positioning column 210b respectively, it can exist respectively
Flexible deformation occurs for elastic deformation area 352a, 362a, 372a and elastic deformation area 352b, 362b.After its flexible deformation
Size be respectively equal to the diameter of the first positioning column 210a, the second positioning column 210b, to realize that zero clearance positions.Further
, elastic tension positioning protrusion 351a, 361a, 371a and elasticity tension positioning protrusion 351b, 361b hold first tightly and determine respectively
Position column 210a, the 2nd the column 210b and by the first positioning column 210a, that the second positioning column 210b occupy first respectively is flexibly positioned
The interior center of part 300a, the second flexible positioning piece 300b, to which entire air bag module is placed in ideal position.
When vehicle is in traveling vibrations, since elastic component is directly contacted with air bag positioning column and has certain elasticity
Pretightning force, the frequency and amplitude of meeting pneumatic bag module vibrations, to effectively eliminate steering wheel and module and air bag mould mould
The abnormal sound noise that group positioning surface collision generates.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (7)
1. a kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag, including steering wheel module and safety
Air bag module is provided with positioning column on the air bag module, location hole is provided on the steering wheel module, wherein described
The quantity of positioning column and the quantity of the location hole match, which is characterized in that further include quantity and the positioning column, location hole
The flexible positioning piece to match, the flexible positioning piece that the positioning column on the air bag module passes through described in one are inserted into institute
It states in the location hole in steering wheel module, realizes the location and installation between air bag module and steering wheel module.
2. a kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag as described in claim 1,
It is characterized in that, the flexible positioning piece includes an ontology, has one and the location hole in the steering wheel module on the ontology
Positioning outer circle that elasticity is positioned simultaneously is provided with one in the ontology and is carried out with the positioning column in the air bag module
Flexibly positioned positioning endoporus；It is provided at least one on the hole wall of the positioning endoporus and flexible deformation occurs after extruding force
Elastic tension positioning member, it is straight less than the positioning column that the elasticity tension positioning member outer surface is formed by diameter of bore
Diameter.
3. a kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag as claimed in claim 2,
It is characterized in that, the outer surface of each elastic tension positioning member is provided with an elastic tension positioning protrusion, when positioning, the bullet
Property the cooperation of tension positioning protrusion and the positioning outer surface of column position, the vertex of the elasticity tension positioning protrusion is formed by interior
Bore dia is less than the diameter of the positioning column.
4. a kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag as claimed in claim 3,
It is characterized in that, the flexible deformation that other opposite regions are easy to happen flexible deformation is respectively provided on each elastic tension positioning member
Region.
5. a kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag as claimed in claim 4,
It is characterized in that, the elastic deformation area is located at the top of the elastic tension positioning member.
6. one kind as described in any one of claim 2 to 5 claim between vehicle steering wheel and air bag for positioning
Elastic positioning structure, which is characterized in that be provided with locating flange, the locating flange and institute at the top of the positioning outer circle
The hole edge top surface cooperation for stating location hole, axial limiting is carried out to the flexible positioning piece.
7. a kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag as claimed in claim 6,
It is characterized in that, the bottom of the positioning outer circle is provided with anti-hook, the anti-hook catches on the hole edge bottom surface of the location hole, to institute
It states flexible positioning piece and carries out axial limiting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721425975.4U CN207631192U (en) | 2017-10-31 | 2017-10-31 | A kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721425975.4U CN207631192U (en) | 2017-10-31 | 2017-10-31 | A kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag |
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| Publication Number | Publication Date |
|---|---|
| CN207631192U true CN207631192U (en) | 2018-07-20 |
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ID=62859191
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721425975.4U Active CN207631192U (en) | 2017-10-31 | 2017-10-31 | A kind of elastic positioning structure for being positioned between vehicle steering wheel and air bag |
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| CN (1) | CN207631192U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131077A (en) * | 2019-06-12 | 2019-08-16 | 温岭正峰动力有限公司 | A kind of fuel filling device of engine |
-
2017
- 2017-10-31 CN CN201721425975.4U patent/CN207631192U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131077A (en) * | 2019-06-12 | 2019-08-16 | 温岭正峰动力有限公司 | A kind of fuel filling device of engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230105 Address after: No. 132, South Ring Road, Xinle, Shijiazhuang, Hebei 050799 Patentee after: EAST JOY LONG MOTOR AIRBAG Co.,Ltd. Address before: 201201 Shanghai city Pudong New Area Qing Road No. 219 Patentee before: Shanghai East Joy Long Motor Airbag Co.,Ltd. |