JP3500621B2 - Forced operation method of mechanical airbag device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an airbag device for protecting an occupant from a shock when a vehicle collides, and more particularly to a method for forcibly operating a mechanical airbag device.

[0002]

2. Description of the Related Art An air bag device is mounted in a vehicle compartment to protect an occupant from a shock when a vehicle collides, and directly operates an inflator or the like by detecting deceleration or the like when the vehicle collides. (Mechanical airbag device) or
By supplying electric current to the squib (electrical air bag device), the gas generator provided in the inflator instantly generates nitrogen gas etc. to deploy the air bag, and the occupant directly outputs the steering wheel or instrument panel. Etc. are prevented from colliding.

Here, the gas generator is N inside the housing.
Since a gas generating agent containing aN ₃ (sodium azide) and CuO (copper monoxide) as main components, an igniting agent for igniting the gas generating agent, and the like are provided, when disposing of an inactive airbag device, It is necessary to forcibly operate the airbag device and burn the chemicals in the gas generating body before discarding.

Conventionally, in the case of forcibly activating an inactive airbag device, particularly a mechanical airbag device, the airbag device is removed from the steering wheel, and in a space formed by assembling a plurality of tires, etc. The airbag device is impacted and forced to operate.

[0005]

However, according to the method of operating the airbag device in the space or the like formed by assembling a plurality of tires, it is very difficult to remove the airbag device from the vehicle and assemble the tire. It takes a lot of labor and time.

An object of the present invention is to provide a method for forcibly operating a mechanical air bag device, in which the air bag device is forcibly operated while the mechanical air bag device is mounted inside a vehicle.

[0007]

A method of forcibly operating a mechanical air bag device according to claim 1 is for forcibly operating a mechanical air bag device mounted in a vehicle compartment .
A rod-shaped impact transmission member with a mechanical airbag at the tip
A step of contacting the device and placing it so that its rear end is located outside the vehicle, and applying a shock to the rear end of the shock transmission member.
The step of applying a shock to the mechanical air bag device.

According to forcedly driving method of the mechanical air bag device of the claim 1, wherein the strength of the mechanical air bag device
The impact given from the outside of the vehicle to control the system is rod-shaped
Is transmitted to the mechanical air bag device via the impact transmission member, and the air bag device operates. Therefore, it is not necessary to remove the airbag device from the steering wheel, and the time required for the forced operation of the airbag can be significantly shortened.

According to a second aspect of the present invention, there is provided a method of forcibly operating a mechanical airbag device, wherein the step of installing the impact transmission member of the first method for operating the mechanical airbag device according to the first aspect is a vehicle for transmitting the impact transmission member. It is characterized in that it also includes a step of fixing to.

According to the method of forcibly operating the mechanical airbag device according to the second aspect, the impact transmitting member is fixed to the vehicle , so that the impact from outside the vehicle is reliably transmitted to the mechanical airbag device. Therefore, the airbag device can be reliably operated.

According to a third aspect of the present invention, there is provided a method of forcibly operating a mechanical air bag device, wherein the step of installing the impact transmission member of the forcibly operating method of the mechanical air bag device according to the first or second aspect is a mechanical operation. -Type airbag device fixed to the vehicle interior
One of a plurality of fixing members used for fixing
It is characterized by including a step of removing the part .

According to forcedly driving method of the mechanical air bag device of the third aspect, the plurality of which are used to secure a mechanical air bag device to the vehicle interior member fixing portion
By removing a part of the material, the airbag device can be moved relative to the vehicle interior member, and the impact is easily transmitted to the airbag device. Therefore, the airbag device can be operated easily and reliably.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, a method for forcibly operating a mechanical air bag system according to a first embodiment of the present invention will be described with reference to FIGS.

First, the window glass on the driver's seat side is opened in order to dispose the jig 2 on the vehicle. Next, the service hole cover 4a is removed from the steering device 4 to expose the service hole 4b and secure a space for giving a shock to the airbag sensor 6a of the mechanical airbag device 6 or the inflator 6b by the jig 2. .

As shown in FIG. 3, the jig 2 has a rod-shaped member 2b having a daruma-shaped tip 2a, and an impact imparting portion 2 provided at the rear end of the rod-shaped member 2b.
It is composed of c. Further, a jig fixing chain 2d for fixing the jig 2 to a part of the vehicle such as a door mirror and a steering wheel is attached to the side surface of the rod-shaped member 2b.

Next, the jig 2 is installed on the mechanical airbag device 6. That is, the tip portion 2a of the jig 2 is inserted into the vehicle compartment from the driver side window and the service hole 4b is inserted.
Inserted, airbag tip 2 a of the jig 2 sensor 6a to
Alternatively, it is brought into contact with the inflator 6b (see FIG. 2).

Next, the jig fixing chain 2d is wound around the door mirror (or steering wheel) to fix the jig 2 to the vehicle. After that, as shown in FIG. 4, the impact imparting portion 2 c of the jig 2 is hit with a hammer to directly impact the airbag sensor 6 a or the inflator 6 b via the jig 2. The mechanical airbag device 6 can be forcibly operated by this impact.

According to the method for forcibly operating the mechanical air bag device 6 according to the first embodiment, it is not necessary to remove the mechanical air bag device 6 from the vehicle for disposal, and the work is performed very quickly. be able to.

Further, since the tip portion 2a of the jig 2 has a sullar shape, the tip portion 2a of the jig 2 can be easily set on the airbag sensor 6a or the inflator 6b, and an impact is generated. It is possible to prevent displacement when given.

Further, when the tip portion 2a of the jig 2 is brought into contact with the airbag sensor 6a or the inflator 6b, the contact area becomes large, and the airbag sensor 6a or the inflator 6b can be surely given a shock.

Further, since the jig 2 is provided with the jig fixing chain 2d, the jig 2 can be used with this jig fixing chain 2d.
Can be fixed to the vehicle, and when the mechanical airbag device 6 is activated, it is possible to prevent the jig 2 from jumping out of the vehicle due to the impact caused by the operation. Further, when the mechanical airbag device 6 does not operate even though the impact is applied to the mechanical airbag device 6 through the jig 2, the impact caused by the reaction from the inflator 6b etc. Also, the position of the jig 2 does not shift.

Next, with reference to FIGS. 5 to 8, a method for forcibly operating the mechanical air bag system according to the second embodiment of the present invention will be described. The same components as those of the forced actuation method of the mechanical airbag device according to the first embodiment will be described with the same reference numerals used in the description of the first embodiment. .

In this method for forcibly operating the mechanical air bag device, first, the window glass on the driver's seat side is opened in order to install the jig 10 on the vehicle.

Here, the jig 10 is, as shown in FIG.
A rod-shaped member 1 having two jig fixing members 10b, a jig fixing chain 10c, and a chain fixing portion 10d at its tip.
0a and an impact imparting portion 10e provided at the rear end of the rod-shaped member 10a.

Next, the jig 10 is installed on the mechanical airbag device 6. That is, the tip of the jig 10 is inserted into the vehicle compartment through the window on the driver's seat side and brought into contact with the surface of the wheel pad 4c of the steering device 4. Here, the tip of the jig 10 is an outer edge portion of the wheel pad 4c, that is, a portion that is hard to receive a shock due to the deployment even when the mechanical airbag device 6 operates to deploy the airbag 6c. Abut.

Next, the jig fixing member 10b is hooked on the spokes of the steering wheel 4d, and the jig fixing chain 10c is wound around the steering wheel 4d and fixed by the chain fixing portion 10d.
Fix 0 to the vehicle.

Next, a part of the steering wheel pad set bolt (not shown) fixing the mechanical airbag device 6 to the steering wheel 4d is removed. That is, since one or two steering wheel pad set bolts are provided on the left and right of the steering wheel 4d, if one is provided on each of the left and right, remove one of the left and right, When two left and right are provided, the left two or the right two are removed to enable relative movement between the steering wheel 4d and the mechanical airbag device 6, thereby making The shock is easily transmitted to the air bag system 6.

Thereafter, the impact imparting portion 10e of the jig 10 is hit with a hammer to impact the mechanical airbag device 6 through the jig 10. The mechanical airbag device 6 can be forcibly operated by this impact.

According to the method for forcibly operating the mechanical air bag device according to the second embodiment, it is not necessary to remove the mechanical air bag device from the vehicle for disposal.
Work can be done quickly. In addition, the jig fixing member 1
0b is hooked on the spokes and the jig fixing chain 10c is wound around the steering wheel 4d so that the jig 10 is fixed to the vehicle. In addition, the jig 10 can prevent the mechanical airbag device 6 from being displaced when it is impacted.

Next, with reference to FIGS. 9 and 10, a method of forcibly operating the mechanical air bag system according to the third embodiment of the present invention will be described. The forced operation method of the mechanical airbag device according to the third embodiment is the first
The process for reducing the leakage of the operating noise of the mechanical airbag device is added to the method for forcibly operating the mechanical airbag device according to the embodiment. The same components as those of the forced actuation method of the mechanical airbag device according to the first embodiment will be described with the same reference numerals used in the description of the first embodiment.

First, the window glass on the driver's seat side is opened in order to dispose the jig 2 on the vehicle. Next, the service hole cover 4a is removed from the steering device 4, the service hole 4b is exposed, and a space is provided for giving a shock to the airbag sensor 6a or the inflator 6b of the mechanical airbag device 6 by the jig 2. (See FIG. 2).

Next, the vehicle covering member 20 shown in FIG. 9 is put on the vehicle. Here, the vehicle covering member 20 has a laminated structure in which a polyester cloth (endothelium side, that is, the side that is in contact with the vehicle) and an aluminum cloth (outer skin side, that is, the side that is not in contact with the vehicle) are laminated together to cover the vehicle. In this case, the front portion of the vehicle, that is, the front portion 20a that contacts the surfaces of the hood and the windshield, the central portion 20b that contacts the surface of the roof of the vehicle, the rear portion of the vehicle, that is, the rear surface portion 20c that contacts the surfaces of the rear glass and the trunk, The side surface portion 20d is in contact with the outer surface of the door. Further, a hole 20e for inserting the jig 2 is provided in a portion of the vehicle covering member 20 facing the window on the driver's seat side.

Therefore, the front surface 20a is on the surface of the hood and windshield of the vehicle, the central portion 20b is on the surface of the roof of the vehicle, the rear surface portion 20c is on the surface of the rear glass and the trunk of the vehicle, and the outer surface of the door is a side surface. The vehicle is covered with the vehicle covering member 20 so that the portions 20d are in contact with each other.

The front portion 20a of the vehicle covering member 20
Further, since the magic tape 20f is provided at the end of the upper surface of the rear surface portion 20c and the end of the lower surface of the side surface portion 20d,
The vehicle can be surely covered by bonding the respective members with the magic tape 20f.

Next, the jig 2 is installed on the mechanical airbag device 6. That is, the tip portion 2b of the jig 2 is inserted into the hole 20e of the vehicle covering member 20 and inserted into the vehicle compartment through the window on the driver's seat side. Then, the tip portion 2b of the jig 2 is inserted into the service hole 4b and brought into contact with the airbag sensor 6a or the inflator 6b.

Next, the jig fixing chain 2c is wound around the door mirror and the jig 2 is fixed to the vehicle. After that, jig 2
By hitting the impact applying part 2b of the jig with a hammer,
An impact is directly applied to the airbag sensor 6a or the inflator 6b via the. The mechanical airbag device 6 can be forcibly operated by this impact.

According to the method for forcibly operating the mechanical air bag device 6 according to the third embodiment, since the vehicle is covered with the vehicle covering member 20, the mechanical air bag device 6 is forcibly forced. It is possible to reduce the leakage of operating noise when operated. Further, since it is not necessary to remove the mechanical airbag device 6 from the vehicle for disposal, the work can be performed quickly.

Further, since the jig 2 is provided with the jig fixing chain 2c, the jig 2 can be used with this jig fixing chain 2c.
Can be fixed to the vehicle, and the jig 2 can be prevented from jumping out of the vehicle by the operation of the mechanical airbag device 6.

The method for forcibly operating the mechanical airbag device according to the third embodiment is the same as the method for forcibly operating the mechanical airbag device according to the first embodiment. Although the process for reducing the leakage of the operating noise is added, the method for forcibly operating the mechanical airbag device according to the second embodiment reduces the leakage of the operating noise of the mechanical airbag device. You may make it add the process for.

Further, in the forced operating method of the mechanical air bag device according to the third embodiment, the entire vehicle is covered with the vehicle covering member 20, but the mechanical air bag is provided with the bag-shaped member having the sound insulation performance. You may make it cover only the steering wheel with which the bag apparatus is incorporated.
Even in this case, by providing a hole for inserting the jig in the bag-shaped member, the jig can be inserted from this hole to give a shock to the mechanical air bag device to forcibly operate the mechanical air bag device. it can.

Further, the sound insulation effect can be further enhanced by using both the bag-shaped member for covering the steering wheel and the vehicle covering member for covering the entire vehicle.

Further, a gas suction device may be used when the method of forcibly operating the mechanical air bag device of each of the above-described embodiments is carried out. That is, when the mechanical air bag device is operated, a large amount of nitrogen gas is released. By sucking this nitrogen gas with the gas suction device, the working environment can be improved.

Further, in each of the above-described embodiments, the window glass on the driver's seat side is opened in order to dispose the jig on the vehicle, but in addition to this, the door on the driver's seat side is opened, and the window on the driver's seat side is opened. A space for inserting the jig into the vehicle may be provided by breaking the window glass or the like.

Further, the jig may be inserted into the vehicle by opening the door on the passenger seat side, breaking the window glass on the passenger seat side, opening the door other than the driver seat side, breaking the window glass other than the driver seat side, etc. You may

Further, in the above-described first embodiment, the service hole cover is removed in order to impact the airbag sensor or the inflator with the jig, but the cutter knife, the air saw, the air chisel, etc. are cut. For cutting and destroying the resin of the steering device with a tool, and also for deforming the resin of the steering device with a baking iron, fire, chemicals, etc., to give an impact to the airbag sensor or the inflator. Space may be secured.

Further, in each of the above-mentioned embodiments, the impact is applied to the mechanical airbag device by hitting the impact applying portion of the jig with a hammer, but the present invention is not limited to this.
An impact may be applied to the impact applying portion of the jig by the air auto hammer 30 shown in FIG. Compressed air is supplied to the air auto hammer 30 by gripping the lever, and the hammer portion 30a operates at high speed in the direction of the arrow in the figure (1000 to 2000 strokes per minute). By using the air auto hammer 30, it is possible to remarkably reduce the labor of the worker when the mechanical airbag device is forcibly operated.

Further, in the above-described third embodiment, the leakage of the operating noise of the mechanical air bag device is reduced by covering the vehicle with a soundproof member or the like. By operating the mechanical airbag device in the installed state, leakage of operating noise of the mechanical airbag device may be reduced.

[0048]

According to the method of forcibly operating the mechanical air bag device of the present invention, the impact from the outside of the vehicle can be transmitted to the mechanical air bag device via the impact transmission member to activate the air bag device. Since it is not necessary to remove the mechanical airbag device from the steering wheel, the time required for the forced activation of the airbag can be significantly shortened.

Further, when the impact transmission member is fixed to the vehicle , the impact from the outside of the vehicle is surely transmitted to the mechanical airbag device, and the airbag device can be forcibly operated reliably.

[0050] Furthermore, used to secure the mechanical airbag apparatus that is mounted in the passenger compartment into the passenger compartment member
In the case of removing a part of the plurality of fixing members, the airbag device is relatively movable with respect to the vehicle interior member, and the impact is easily transmitted to the airbag device,
The airbag device can be operated easily and reliably.

[Brief description of drawings]

FIG. 1 is a diagram for explaining the arrangement of jigs in a method for forcibly operating a mechanical airbag device according to a first embodiment of the present invention.

FIG. 2 is a view for explaining the arrangement of jigs in the method for forcibly operating the mechanical airbag device according to the first embodiment of the present invention.

FIG. 3 is a perspective view of a jig used in the forced operating method of the mechanical airbag device according to the first embodiment of the present invention.

FIG. 4 is a diagram for explaining an implementation posture of a forced actuation method of the mechanical airbag device according to the first embodiment of the present invention.

FIG. 5 is a view for explaining the arrangement of jigs in the method for forcibly operating the mechanical airbag device according to the second embodiment of the present invention.

FIG. 6 is a view for explaining the arrangement of jigs in the method of forcibly operating the mechanical airbag device according to the second embodiment of the present invention.

FIG. 7 is a perspective view of a jig used in a forced actuation method for a mechanical airbag device according to a second embodiment of the present invention.

FIG. 8 is a view for explaining an implementation posture of a forced actuation method for a mechanical airbag device according to a second embodiment of the present invention.

FIG. 9 is a development view of a vehicle covering member used in a forced actuation method for a mechanical airbag device according to a third embodiment of the present invention.

FIG. 10 is a view for explaining a state in which a vehicle is covered with a vehicle covering member according to a third embodiment of the present invention.

FIG. 11 is an external view of an air hammer used in the method for forcibly operating the mechanical airbag device according to the embodiment of the present invention.

[Explanation of symbols]

2 ... Jig, 2a ... Tip part, 2b ... Rod member, 2c ... Impact applying part, 2d ... Jig fixing chain, 4 ... Steering device, 4a ... Service hole cover, 4b ... Service hole, 4c ... Wheel pad, 4d ... Steering wheel, 6 ... Mechanical air bag device, 6a ... Air bag sensor, 6b ... Inflator, 6c ... Air bag, 10 ...
Jig, 10b ... Jig fixing member, 10c ... Jig fixing chain, 10e ... Impact applying part, 20 ... Vehicle covering member, 3
0 ... Air auto hammer.

Continuation of front page (58) Fields surveyed (Int.Cl. ⁷ , DB name) B60R 21/16-21/32

Claims (3)

(57) [Claims] 1. A rod-shaped impact transmission member for forcibly operating a mechanical airbag device mounted inside a vehicle , the tip of which is in contact with the mechanical airbag device.
The step of installing the rear end of the impact transmitting member so that its rear end is located outside the vehicle, and applying a shock to the rear end of the shock transmitting member .
And a step of giving an impact to the mechanical airbag device, the forced operating method of the mechanical airbag device. 2. The method for forcibly operating a mechanical airbag device according to claim 1, wherein the step of installing the impact transmission member also includes the step of fixing the impact transmission member to a vehicle . 3. The step of installing the shock transmission member is performed before.
In order to fix the mechanical airbag device to the vehicle interior member
The method for forcibly operating a mechanical airbag device according to claim 1 or 2, further comprising a step of removing a part of the plurality of fixing members used .