KR20100126024A - Mounting structure of drive air-bag module - Google Patents

Mounting structure of drive air-bag module Download PDF

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Publication number
KR20100126024A
KR20100126024A KR1020090045052A KR20090045052A KR20100126024A KR 20100126024 A KR20100126024 A KR 20100126024A KR 1020090045052 A KR1020090045052 A KR 1020090045052A KR 20090045052 A KR20090045052 A KR 20090045052A KR 20100126024 A KR20100126024 A KR 20100126024A
Authority
KR
South Korea
Prior art keywords
driver
snap pin
airbag module
stopper
snap
Prior art date
Application number
KR1020090045052A
Other languages
Korean (ko)
Inventor
임규성
Original Assignee
현대모비스 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 현대모비스 주식회사 filed Critical 현대모비스 주식회사
Priority to KR1020090045052A priority Critical patent/KR20100126024A/en
Publication of KR20100126024A publication Critical patent/KR20100126024A/en

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    • 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
    • B60R21/203—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in steering wheels or steering columns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
    • B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
    • B62D1/04—Hand wheels

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air Bags (AREA)

Abstract

PURPOSE: A mounting structure of driver seat air bag module, which prevents the return fault of a stopper by forming a transform preventive member on a snap pin, is provided to prevent the return fail of a stopper by preventing the deformation of an inner diameter of a flow path. CONSTITUTION: A mounting structure of driver seat air bag module comprises a steering wheel(20), an driver airbag module and a snap pin(100). The driver airbag module is settled inside the steering wheel. One end of the snap pin is combined on an inserting hole of a mounting plate(16) of the driver airbag module. A stopper(60) of the snap pin is moved along to the inside diameter of a flow path in order to combine the end part of a snap at a bush hole of a steering wheel.

Description

Mounting structure of drive air-bag module

The present invention relates to a mounting structure of a driver's seat airbag module, and in particular, a driver's seat airbag module is applied by applying a deformation preventing member and a press-fit member to prevent the deformation caused by the stopper in the inner diameter of the flow path of the snap pin when the snap pin is pressed into the mounting plate. It relates to the mounting structure of.

In general, an airbag device of a vehicle is mounted on a steering wheel, and the device protects the driver while the airbag cushion is momentarily inflated during a collision of the vehicle.

In addition, the airbag device of the vehicle is installed on the steering wheel so as to be movable, and serves to turn on / off the horn switch installed on the steering wheel.

1 is an exploded perspective view showing a mounting structure of the driver's seat airbag module according to the prior art, Figure 2 is a side view briefly showing a coupling state of the driver's seat airbag module and the steering wheel according to the prior art, Figure 3 is a driver's seat airbag according to the prior art 7 is a cross-sectional view schematically illustrating a flow path of a stopper in a mounting structure of a driver's seat airbag module according to the prior art.

1 to 3, the driver's seat airbag module 1 is installed in the center of the steering wheel 8 so as to protect the driver by cushioning in the event of a crash.

In addition, at least one of the driver's seat airbag module 1 and the steering wheel 8 is provided with a snap pin 5 such that the driver's seat airbag module 1 is coupled to the steering wheel 8 in a snap-fit manner. The bush hole 9 is formed in the other.

In addition, the driver's seat airbag module 1 includes an airbag cushion (not shown), an inflator (not shown) for supplying a high pressure gas to the airbag cushion (not shown), and an airbag cover (2) covering the front of the airbag cushion (2). ), And an airbag housing 3 coupled to the airbag cover 2 and to which the inflator (not shown) is mounted.

In addition, a tier line 2a is formed on the upper surface of the airbag cover 2, which is the exterior of the driver's seat airbag module 1, so that an airbag cushion (not shown) is developed, and an emblem having a brand name or a vehicle name designed on an outer wall thereof. (Not shown) is installed.

Further, the steering wheel 8 includes a hub 8c on which various components are mounted, a rim 8a disposed around the hub 8c and formed to be gripped by the driver, and the hub 8c and rim 8a. It is composed of spokes (8b) for connecting.

In addition, a mounting plate 4 is disposed on a lower surface of the airbag housing 3, and the snap pin 5 protrudes toward the hub 8c of the steering wheel 60.

In addition, the bush hole 9 is formed in the upper surface of the hub 8c of the steering wheel 8 so that the snap pin 5 is inserted.

In this case, the bush hole 9 includes an inclined portion 9a formed to be inclined downward, so that the bush hole 9 descends along the inclined portion 9a when the snap pin 5 is fastened to be caught by an end of the bush hole 9. Is formed.

As shown in FIG. 7A, a stopper 6 which is moved left and right through a flow path (not shown) formed inside one side of the snap pin 5 is formed to protrude.

As shown in FIGS. 1 to 3, the stopper 6 is disposed to face the elastic member 7 disposed inside the flow path of the snap pin 5.

At this time, the elastic member 7 is disposed to have an elastic force to flow left and right the stopper (6).

 If the flow path is deformed, a return failure may occur, and a problem may occur when the airbag cushion and the steering wheel are poorly fastened.

The airbag device 10 of such a vehicle has a tier line 2a formed on the top surface of the airbag cover, which is an exterior, and a brand name or a vehicle name is designed on the outer wall of the emblem (not shown). This is installed.

The tier line 2a is formed such that the upper surface of the airbag cover 2 can be unfolded from side to side about the emblem (not shown) when the airbag cushion is deployed.

However, in the mounting structure of the driver's seat airbag module according to the prior art, if a deformation (a of FIG. 7a) occurs in the flow path formed inside the snap pin when the left and right flows of the stopper, the return failure of the stopper is generated, and the airbag cushion and the Poor fastening on the steering wheel will cause problems during deployment.

The present invention has been made to solve the above problems of the prior art, the deformation preventing member to the snap pin to apply a pressing method that does not cause deformation in the flow path of the snap pin when the snap pin is pressed into the mounting plate An object of the present invention is to provide a mounting structure of the driver's seat airbag module that can prevent the return failure of the stopper.

The mounting structure of the driver's seat airbag module according to the present invention for solving the above problems is a steering wheel; A driver seat airbag module seated inside the steering wheel; One end is coupled to the insertion hole formed in the mounting plate of the driver's seat airbag module, and the other end has a stopper which is moved along the inner diameter of the flow path formed therein so as to be mutually coupled to the bush hole of the steering wheel in a snap fit structure. Snap pins and the snap pin is a deformation preventing member protruded to face the lower side of the mounting plate along the circumference of the snap pin so that the pressing force is not transmitted to the stopper when the snap pin is pressed into the mounting plate by coupling Include.

        The present invention relates to a mounting structure of a driver's seat airbag module, wherein a steering wheel, a driver's seat airbag module seated inside the steering wheel, and one end are coupled to an insertion hole formed in a mounting plate of the driver's seat airbag module. A snap pin having a stopper moved along an inner diameter of a flow path formed therein so as to be mutually coupled to the bush hole of the steering wheel in a snap-fit structure, and the snap pin presses and snaps the snap pin to the mounting plate. Including a deformation preventing member protruded to face the lower side of the mounting plate along the circumference of the snap pin so that the pressure input is not transmitted to the stopper, no deformation occurs in the inner diameter of the flow path when the snap pin is pressed There is an advantage that can prevent the return failure of the stopper when the airbag deployment A serious problem in poor developing has the advantage that the performance was improved.

In addition, there is an advantage in that a stopper return failure can be prevented by applying a press-fit method in which deformation does not occur in the flow path inner diameter when the snap pin is coupled to the mounting plate, including a press-fit member.

       Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 4 is an exploded perspective view showing a mounting structure of the driver's seat airbag module according to an embodiment of the present invention, Figure 5 is a side view briefly showing a coupling state of the driver's seat airbag module and the steering wheel according to an embodiment of the present invention, 6 is a cross-sectional view showing the coupling state of the mounting plate and the snap pin by applying the press-fit member in the mounting structure of the driver's seat airbag module according to the present invention, Figure 7b is formed inside the snap pin in the mounting structure of the driver's seat airbag module according to the present invention It is sectional drawing which shows the flow path of a stopper briefly.

As shown in Figures 4 and 7b, the mounting structure of the immediately driver seat airbag module according to the present invention is a hub (26) to which various components are mounted, and a rim disposed around the hub (26) and formed to be gripped by the driver ( 22, a steering wheel 20 composed of a spoke 24 connecting the hub 26 and the rim 22, a driver's seat airbag module 10 seated inside the center of the steering wheel 20, One end is coupled to the insertion hole 18 formed in the mounting plate 16 disposed below the driver's seat airbag module 10, and the other end is snapped into the bush hole 30 of the steering wheel 20. Snap pin 100 having a stopper 60 moved left and right along the inner diameter of the flow path (T) formed therein so as to be mutually coupled in a (Fit) structure, and the snap pin 100 is the mounting plate ( 16) when the snap pin 100 is pressed in and coupled to the pressure input P is transmitted to the stopper 60. So as to snap the pin including 100, strain relief member 50 along the perimeter protruding from opposite hacheukwa of said mounting plate (16).

4 to 6 and 7b, the deformation preventing member 50 is formed in a plurality along the upper circumference of the snap pin 100, the insertion hole 18 of the mounting plate 16 And protrudes larger than the diameter of the bush hole (30).

Here, the elastic member 70 is disposed in the flow path formed inside the snap pin 100 and is disposed to face one end of the stopper 60.

At this time, the elastic member 70 is disposed to have an elastic force to flow left and right the stopper 60.

In addition, when the snap pin 100 is coupled to the mounting plate 16, the upper end of the snap pin 100 is inserted into and coupled to the pressure input P, and the pressure input P is formed by the deformation preventing member 50. ) Further includes a press-fit member 80 for applying pressure such that the pressure is not transmitted to the stopper 60.

In addition, the press-fit member 80 may press-fit the flow path T of the stopper 60 to be moved left and right in the snap pin 100 when the snap pin 100 is pressed into the mounting plate 16. It includes a support 90 is formed so that the snap pin 100 of the press-fit member 80 is inserted so that the P) is not transmitted, the upper end is opposed to the lower portion of the deformation preventing member (50).

In addition, between the press-fit member 80 and the snap pin 100, the deformation of the support 90 of the press-fit member 80 when the snap pin 100 is press-fitted to the mounting plate 16 to prevent the deformation The space S is formed to support the member 50 so that a pressure input is not transmitted to the flow path T of the stopper 60.

In addition, the support 90 is formed longer than the length of the snap pin 100 is inserted into the support 90, one side is penetrated so that the stopper 60 is moved left and right along the flow path (T) And a support hole 92 formed to protrude out of the snap pin.

Looking at the mounting method of the driver's seat airbag module 10 and the steering wheel 20 according to the present invention configured as described above are as follows.

As shown in Figures 4 and 7b, the mounting structure of the immediately driver seat airbag module according to the present invention is generally arranged on the hub 26, the various components are mounted, and arranged around the hub 26 and held by the driver And a steering wheel 20 composed of a rim 22 and spokes 24 connecting the hub 26 and the rim 22.

In addition, one end is coupled to the insertion hole 18 formed in the mounting plate 16 disposed below the driver's seat airbag module 10, and the other end is snap-fitted into the bush hole 30 of the steering wheel 20. It includes a snap pin (100) having a stopper (60) that moves left and right along the inner diameter of the flow path (T) formed therein to be coupled to each other in a Snap-Fit structure.

In addition, the snap pin 100 protrudes to face the lower side of the mounting plate 16 along the circumference of the snap pin 100, and press-fits the snap pin 100 to the mounting plate 16. In this case, the deformation preventing member 50 is formed so that the pressure input P is not transmitted to the stopper 60 when coupled.

At this time, the process in which the driver's seat airbag module 10 is fastened to the steering wheel 20 is the bushing hole due to the elastic force of the elastic member 70 in which the stopper 60 is disposed in the snap pin 100. It is fastened to the bush hole 30 while flowing downward and left and right along the inclined portion 32 of the 30.

Accordingly, the driver's seat airbag module 10 is positioned above the steering wheel 20, and the snap pin 100 and the stopper 60 correspond to the bush hole 30 in the vertical direction. Assembly is completed by pushing the driver's seat airbag module 10 into the steering wheel 20 while the driver's seat airbag module 10 and the steering wheel 20 are in a mounting position.

Looking at the mounting method applying the mounting plate and the pressing member 80 of the snap pin 100 in the mounting structure of the driver's seat airbag module according to the present invention configured as described above are as follows.

4 to 6 and 7b, the deformation preventing member 50 is formed in a plurality along the upper circumference of the snap pin 100.

In addition, the mounting plate 16 is preferably formed to protrude larger than the diameter of the insertion hole 18 and the bush hole (30).

In addition, when the snap pin 100 is coupled to the mounting plate 16, the upper end 42 of the body portion 40 of the snap pin 100 is formed on the mounting plate 16 by a pressure input P. It is further provided with a press-fit member 80 coupled to the insertion hole 18, the device for applying a pressure so that the pressure input (P) is not transmitted to the stopper 60 by the deformation preventing member (50).

In this case, the press-fit member 80 press-fits the flow path T of the stopper 60 to be moved left and right inside the snap pin when the snap pin 100 is pressed into the mounting plate 16 ( The snap pin 100 of the press-fit member 80 is formed to be inserted so that P) is not transmitted.

In addition, the upper portion of the press-fit member 80 is provided with a support portion 90 that opposes the lower portion of the deformation preventing member 50 to press the deformation preventing member 50.

At this time, the support part 90 of the press-fit member 80 supports the deformation preventing member 50 when the snap pin 100 is coupled to the mounting plate 16 to flow through the stopper 60. A space S is formed between the press-fit member 80 and the snap pin 100 so that the press-in input P is not transmitted to (T).

Here, the pressing portion P is not transmitted to the stopper 60 when the mounting plate 16 and the snap pin 100 are press-fitted by forming the space S.

In addition, the support 90 is formed longer than the length of the snap pin 100 is inserted into the support 90.

In addition, a support hole 92 is formed at one side of the support 90 to allow the stopper 60 to move left and right along the flow path T to protrude out of the snap pin 100.

As described above, the driver's seat airbag module 10 is positioned above the steering wheel 20, and the snap pin 100 and the stopper 60 correspond to the bush hole 30 in the vertical direction. To be.

The driver's seat airbag module 10 is pushed into the steering wheel 20 in a state where mounting positions of the driver's seat airbag module 10 and the steering wheel 20 are held. Assembling is completed by coupling the bush hole (30).

As described above, the present invention has been described with reference to the embodiments shown in the drawings, which are merely exemplary, and the present invention is not limited to the above embodiments and drawings, and various modifications may be made by those skilled in the art within the scope of the technical idea of the present invention. This is possible. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

1 is an exploded perspective view showing a mounting structure of a driver's seat airbag module according to the prior art,

Figure 2 is a side view briefly showing a coupling state of the driver's seat airbag module and the steering wheel according to the prior art,

Figure 3 is a cross-sectional view showing a coupling state of the mounting plate and the snap pin in the mounting structure of the driver's seat airbag module according to the prior art,

Figure 4 is an exploded perspective view showing the mounting structure of the driver's seat airbag module according to an embodiment of the present invention,

5 is a side view briefly illustrating a coupling state of a driver's seat airbag module and a steering wheel according to an exemplary embodiment of the present disclosure;

6 is a cross-sectional view showing a coupling state of the mounting plate and the snap pin by applying the press-fit member in the mounting structure of the driver's seat airbag module according to the present invention;

Figure 7a is a cross-sectional view showing a simplified flow path of the stopper formed inside the snap pin in the mounting structure of the driver's seat airbag module according to the prior art,

Figure 7b is a simplified cross-sectional view showing the flow path of the stopper formed inside the snap pin in the mounting structure of the driver's seat airbag module according to the present invention.

<Explanation of symbols on main parts of the drawings>

       10: driver's seat airbag module 12: airbag cover

14 airbag housing 16 mounting plate

18: insertion hole 20: steering wheel

  22: rim 24: spoke

26: hub 30: bush hole

32: inclined portion 50: deformation preventing member

60: stopper 70: elastic member

80: press-fitting member 90: support

92: support hole 100: snap pin

P: Pressure input S: Space part

T: flow path

Claims (6)

A steering wheel; A driver seat airbag module seated inside the steering wheel; One end is coupled to the insertion hole formed in the mounting plate of the driver's seat airbag module, and the other end has a stopper which is moved along the inner diameter of the flow path formed therein so as to be mutually coupled to the bush hole of the steering wheel in a snap fit structure. With snap pins; The snap pin is a driver's seat airbag module including a deformation preventing member protruding opposite the lower side of the mounting plate along the circumference of the snap pin so as to press the snap pin into the mounting plate when the snap pin is coupled to the stopper so as not to be transmitted to the stopper Mounting structure. The method according to claim 1, The deformation preventing member is formed in plurality along the upper circumference of the snap pin, the mounting structure of the driver's seat airbag module, characterized in that protruding larger than the diameter of the insertion hole and the bush hole of the mounting plate. The method according to claim 1, The driver's seat airbag module further includes a press-fit member for inserting and coupling the upper end of the snap pin with a push-in when the snap-pin is coupled to the mounting plate, and applying pressure so that the push-in is not transmitted to the stopper by the deformation preventing member. Mounting structure. The method according to claim 3,  The press-fit member is formed such that the snap pin of the push-in member is inserted so that the push pin is not transmitted to the stopper flow path when the snap-pin is pressed into the mounting plate, the upper end is opposed to the lower portion of the deformation preventing member Mounting structure of the driver's seat airbag module comprising a support that is. The method according to claim 4, A driver's seat having a space portion between the press-fit member and the snap pin to support the deformation preventing member when the support part of the press-fit member press-fits the snap pin to the mounting plate so that the press-in is not transmitted to the flow path of the stopper. Mounting structure of airbag module. The method according to claim 5, The support portion is formed longer than the length of the snap pin is inserted into the support portion, the mounting structure of the driver's seat airbag module including a support hole so that one side can pass through the stopper to move left and right along the flow path.
KR1020090045052A 2009-05-22 2009-05-22 Mounting structure of drive air-bag module KR20100126024A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020090045052A KR20100126024A (en) 2009-05-22 2009-05-22 Mounting structure of drive air-bag module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020090045052A KR20100126024A (en) 2009-05-22 2009-05-22 Mounting structure of drive air-bag module

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KR20100126024A true KR20100126024A (en) 2010-12-01

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KR1020090045052A KR20100126024A (en) 2009-05-22 2009-05-22 Mounting structure of drive air-bag module

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120078894A (en) * 2011-01-03 2012-07-11 현대모비스 주식회사 Structure for combining steering wheel and airbag module

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120078894A (en) * 2011-01-03 2012-07-11 현대모비스 주식회사 Structure for combining steering wheel and airbag module

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