KR20090028099A - Air bag module of vehicles - Google Patents

Air bag module of vehicles Download PDF

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Publication number
KR20090028099A
KR20090028099A KR1020070093411A KR20070093411A KR20090028099A KR 20090028099 A KR20090028099 A KR 20090028099A KR 1020070093411 A KR1020070093411 A KR 1020070093411A KR 20070093411 A KR20070093411 A KR 20070093411A KR 20090028099 A KR20090028099 A KR 20090028099A
Authority
KR
South Korea
Prior art keywords
airbag
horn plate
airbag housing
housing
airbag module
Prior art date
Application number
KR1020070093411A
Other languages
Korean (ko)
Inventor
이유선
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 KR1020070093411A priority Critical patent/KR20090028099A/en
Publication of KR20090028099A publication Critical patent/KR20090028099A/en

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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
    • B60R21/203—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
    • B60R21/2035—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 using modules containing inflator, bag and cover attachable to the steering wheel as a complete sub-unit
    • 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

Abstract

An airbag module of a vehicle according to the present invention includes an airbag housing having an airbag deployment means therein, and a horn plate bolted to one end of the airbag housing to mediate the airbag housing when mounted to a steering wheel, and the airbag The housing and the horn plate are provided with anti-tripping means for preventing the eccentricity of mounting to one side when bolting coupling, there is an advantage to improve the appearance quality of the product.

Description

Air bag module of vehicles

The present invention relates to an airbag module of a vehicle, and more particularly, one end of the airbag housing corresponding to the coupling portion is eccentrically mounted to one end in a process in which the horn plate is bolted to one end of the airbag housing by a mounting bolt. The present invention relates to an airbag module of a vehicle which can prevent the appearance quality of the product from being impaired.

In general, a vehicle is equipped with various types of airbag devices in order to prevent passengers from injury from shock in preparation for a crash of the vehicle.

1A is a plan view showing the front surface of a general steering wheel, FIG. 1B is a cross-sectional view taken along the line A-A of FIG. 1A, and FIG.

Among the airbag modules, in particular, the driver's seat airbag module 5 is mounted to be positioned on the hub 15 of the steering wheel 10 as shown in FIGS. 1A and 1B, and the upper body of the driver in the event of a collision of the vehicle. By opening the cushion toward the side, it serves to protect the driver's safety.

As shown in FIG. 1B, the driver's seat airbag module 5 performing the function may be mounted on the hub 15 of the steering wheel 10 by using a plurality of mounting bolts. 10) is mounted on.

Here, the airbag deployment means (not shown) including an inflator (not shown) for ejecting the high pressure gas and a cushion in a folded state to be deployed by the inflator (not shown), the appearance of the airbag module 5 The horn plate 25 is integrally coupled to one end of the airbag housing 20 to form a mounting on the steering wheel 10.

The horn plate 25 has a flat flange portion 25a formed in a substantially 'c' shape so as to be in contact with a portion of one end of the airbag housing 20, and the airbag housing (at the edge of the flat flange portion 25a). It consists of the left and right bending flange parts 25b and 25c formed by bending to the side which 20) is arrange | positioned.

Although not shown, the planar flange portion 25a is provided with a plurality of bolt fastening holes penetrating in the vertical direction, and as shown in FIG. 1B, through the horn bush 30 formed in the vertical direction on the steering wheel 10. The airbag module 5 is mounted on the hub 15 of the steering wheel 10 by mounting bolts which are fastened vertically.

Meanwhile, bolt fastening holes 35 are formed in the left and right bending flange portions 25b and 25c of the horn plate 25 so as to penetrate in the left and right directions, respectively. In addition, the airbag housing 20 is provided with a fastening end 40 to protrude a predetermined length in a direction in which the horn plate 25 is disposed, that is, a direction in which the left and right bent flange portions 25b and 25c are formed. At the end portion 40, bolt fastening holes 45 are formed to penetrate in the left and right directions at positions corresponding to the bolt fastening holes 35, respectively.

The process of mounting the horn plate on the airbag housing having such a configuration is as follows.

First, as shown in FIG. 1B, the horn plate 25 is moved to the airbag housing 20 so that the left and right sides of the horn plate 25 are outside the fastening end portion 40 formed in the airbag housing 20. It arrange | positions so that bending flange part 25b, 25c may overlap.

Next, the horn plate 25 by the operation of penetrating the bolt fastening hole 35 of the horn plate 25 and the bolt fastening hole 45 of the fastening end portion 40 using a mounting bolt (not shown). ) Is mounted on the airbag housing 20.

Here, the horn plate 25 is designed with a fine tolerance (GAP) to prevent interference by the left and right bending flanges 25b and 25c when mounted to the airbag housing 20.

However, the airbag module of the vehicle according to the prior art configured as described above, as shown in Figure 2, when mounting any one of the left and right bending flange portion (25b, 25c) using the mounting bolt first the airbag There is a problem that the whole module 5 is mounted eccentrically in one direction.

In addition, once the entire airbag module 5 is eccentrically mounted in one direction (eg, the right bending flange portion 25c in the case of FIG. 2), the other mounting step is the other side (eg, the left bending in FIG. 2). When the flange portion 25b side) is mounted using the mounting bolt, the bending flange portion 25b, which is later mounted among the left and right bending flange portions 25b and 25c, is deformed and mounted, thereby greatly deteriorating the appearance quality of the product. There was a problem.

The present invention has been made to solve the above problems, by improving the mounting structure of the airbag module of the vehicle to improve the appearance quality of the product by preventing the eccentricity to any one side when mounting the airbag module to the steering wheel The object is to provide an airbag module of a vehicle.

The airbag module of the vehicle according to the present invention for solving the above problems, the airbag housing having an airbag deployment means, and is bolted coupled to one end of the airbag housing to mediate this when mounting the airbag housing on the steering wheel Including a horn plate, the airbag housing and the horn plate is provided with a tilt preventing means for preventing the eccentrically mounted to any one side when bolting coupling.

The anti-tip means includes a fixing protrusion formed to protrude a predetermined length in a direction in which the horn plate is disposed in the airbag housing, and a fixing hole formed to insert the fixing protrusion into the horn plate.

The anti-tip means is formed in at least two places on the airbag housing and the horn plate.

The airbag module mounting structure of the vehicle according to the present invention configured as described above is prevented from being eccentric to one side when the horn plate is mounted on the airbag housing by a pull prevention means composed of a fixing protrusion formed on the airbag housing and a fixing hole formed on the horn plate. There is an advantage that can improve the appearance quality.

Hereinafter, a preferred embodiment of the airbag module mounting structure of a vehicle according to the present invention with reference to the accompanying drawings as follows. Of the conventional configuration, a configuration not shown in the drawings of the present invention will be described by employing the conventional reference numerals.

Figure 3 is a perspective view showing an airbag housing to which the airbag module of the vehicle according to the present invention is applied, Figure 4 is a perspective view showing a preferred embodiment of the airbag module of the vehicle according to the present invention, Figure 5 is a line BB of Figure 4 6 is a cross-sectional view illustrating a mounting process of an airbag module of a vehicle according to the present invention.

The airbag module 105 of the vehicle according to the present invention is mounted on the hub 15 of the steering wheel 10.

The airbag module 105 includes various airbag deployment means such as an inflator (not shown) and a cushion (not shown), and forms a cylindrical airbag housing 110 having a top and bottom opening while forming an appearance of the airbag module 105. ). The airbag housing 110 is formed with a flange 115 extending to a predetermined length by being bent to a cylindrical center perpendicularly to a rear edge of the driver when the driver views the front surface with respect to the steering wheel 10. A plurality of bolt fastening holes 117 may be formed in the flange 115 such that the deploying means of the cushions are bolted by an operation in which the mounting bolt penetrates up and down inside the airbag housing 110.

Here, fastening ends protruding a predetermined length in the direction in which the horn plate 135 is disposed to integrally bolt the horn plate 135 to be described below to the airbag housing 110 at both ends of the flange 115. 120 is integrally formed. Bolting holes 125 of a predetermined size are formed in the fastening end part 120 so that mounting bolts 170 penetrate in the left and right directions.

Meanwhile, fixing protrusions 130 protruding a predetermined length in the direction in which the horn plate 135 is disposed are formed at the front end portions of the fastening end portions 120, respectively.

As shown in FIG. 4, the airbag housing 110 having such a shape includes a horn plate 135 that mediates the mounting of the airbag housing 110 on the hub 15 of the steering wheel 10. Bolted to form the airbag module 105 of the vehicle.

The horn plate 135 is formed in a substantially 'c' shaped plate shape with an opening in the center and one side thereof, and is bolted to be in close contact with the flange 115 of the airbag housing 110.

The horn plate 135 has fixing holes 140 formed at positions corresponding to each other such that the fixing protrusions 130 formed on the airbag housing 110 are inserted into and fixed to the horn plate 135. As described above, two fixing protrusions 130 are formed at both ends of the flange 115 of the airbag housing 110 in the direction in which the horn plate 135 is disposed, and thus the fixing holes 140 correspond to this. The number is formed.

Here, for the convenience of description, the term referring to both the fixing protrusions 130 formed on the airbag housing 110 and the fixing holes 140 formed on the horn plate 135 together, the anti-tip means (hereinafter, Reference numeral 150 will be used in parallel.

On the other hand, the left and right edges of the horn plate 135 is formed to be bent and extended to the left and right bent flange portion 155 is substantially orthogonal to the direction in which the fastening end portion 120 of the airbag housing 110 is disposed. However, the left and right bending flange portion 155 is not necessarily limited to orthogonal to the airbag housing 110 or the horn plate 135, and may be formed at the same inclination. Each of the left and right bending flange portions 155 extends a predetermined length so as to overlap the outside of the fastening end 120 of the airbag housing 110, and corresponds to a bolt fastening hole 125 formed in the fastening end 120. Bolt fastening holes 160 of the same size are formed respectively.

Here, the left and right bending flange portion 155 of the horn plate 135 and the fastening end portion 120 of the airbag housing 110 are designed to be spaced apart by a minute gap (GAP) according to the assembly tolerance when overlapping each other.

Referring to the mounting process of the airbag module of the vehicle according to the present invention having the above configuration as follows.

First, the left and right bent flange parts 155 and the fastening end part are moved by moving the horn plate 135 toward the fastening end part 120 of the airbag housing 110 in which various deployment means such as the inflator and the cushion are disposed. The left and right bending flange portions 155 are disposed outside the fastening end portions 120, respectively, with the gap 120 corresponding to the assembly tolerance therebetween.

In this case, as shown in FIG. 6A, the horn plate 135 is temporarily fixed to the airbag housing 110 by the tip preventing means 150. That is, the horn plate by the operation of the fixing protrusion 130 of the fastening end 120 formed on the flange 115 of the airbag housing 110 is inserted into the fixing hole 140 formed in the horn plate 135. The 135 is temporarily fixed to the airbag housing 110.

Next, as shown in Figure 6b, the mounting bolt 170 in the bolt fastening hole 125 of the fastening end portion 120 and the bolt fastening hole 160 of the left and right bending flange portion 155 in the left and right direction Through each through the horn plate 135 is completely bolted to the airbag housing (110).

At this time, the airbag module 105 of the vehicle according to the present invention, even if any one side of the left and right bending flange portion 155 is first fastened using the mounting bolt 170 by the anti-tear means 150 by the air bag Since the horn plate 135 is temporarily fixed to the housing 110, it can be prevented from being mounted eccentrically to one side, thereby improving the appearance of the product.

Lastly, the airbag module 105, in which the horn plate 135 is integrally mounted, is mounted on the hub 15 of the steering wheel 10 via the horn plate 135. 170).

In the above, a preferred embodiment of an airbag module of a vehicle according to the present invention has been described with reference to the accompanying drawings. However, embodiments of the present invention are not necessarily limited thereto, and it is obvious that various modifications or other embodiments falling within the scope equivalent to the present invention may be made by those skilled in the art. Therefore, the true scope of protection of the present invention should be defined by the following claims.

Figure 1a is a plan view showing the front of a general steering wheel,

1B is a cross-sectional view taken along the line A-A of FIG. 1A,

Figure 2 is a model cross-sectional view showing the mounting process of the airbag module of the vehicle according to the prior art,

3 is a perspective view showing an airbag housing to which an airbag module of a vehicle according to the present invention is applied;

4 is a perspective view showing a preferred embodiment of the airbag module of the vehicle according to the present invention,

5 is a cross-sectional view taken along the line B-B of FIG.

6 is a model sectional view showing a mounting process of an airbag module of a vehicle according to the present invention.

<Explanation of symbols on main parts of the drawings>

105: airbag module 110: airbag housing

115: flange 117: bolt fastener

120: fastening end 125: bolt fastening hole

130: fixing projection 135: horn plate

140: fixing hole 150: tipping prevention means

155: left and right bending flange portion 160: bolt fastening hole

170: mounting bolt

Claims (3)

An airbag housing incorporating airbag deployment means; A horn plate bolted to one end of the airbag housing to mediate the airbag housing when it is mounted to a steering wheel; Including, The airbag module of the vehicle provided with the anti-tip means for preventing the eccentrically mounted to any one side when bolting coupling to the airbag housing and the horn plate. The method of claim 1, The anti-tip means comprises a fixed protrusion formed to protrude a predetermined length in a direction in which the horn plate is disposed on the airbag housing, and a fixing hole formed to insert the fixed protrusion into the horn plate. The method of claim 2, Wherein the anti-tip means is a driver seat airbag module of the vehicle formed in at least two places in the airbag housing and the horn plate.
KR1020070093411A 2007-09-14 2007-09-14 Air bag module of vehicles KR20090028099A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020070093411A KR20090028099A (en) 2007-09-14 2007-09-14 Air bag module of vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020070093411A KR20090028099A (en) 2007-09-14 2007-09-14 Air bag module of vehicles

Publications (1)

Publication Number Publication Date
KR20090028099A true KR20090028099A (en) 2009-03-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020070093411A KR20090028099A (en) 2007-09-14 2007-09-14 Air bag module of vehicles

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101406206B1 (en) * 2012-10-09 2014-06-13 주식회사 코모스 horn plate for driver's seat air bag module
KR20160065654A (en) * 2014-12-01 2016-06-09 현대모비스 주식회사 Driver Airbag Module

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101406206B1 (en) * 2012-10-09 2014-06-13 주식회사 코모스 horn plate for driver's seat air bag module
KR20160065654A (en) * 2014-12-01 2016-06-09 현대모비스 주식회사 Driver Airbag Module

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