JP3237695B2 - Disposal method of occupant protection device, vehicle covering member and glass shatterproof panel - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for disposing of an occupant protection device for protecting an occupant from an impact at the time of a vehicle collision, a vehicle covering member used for disposing of the occupant protection device, and a glass shatterproof panel. is there.

[0002]

2. Description of the Related Art As an occupant protection device for protecting an occupant from an impact at the time of a vehicle collision, an airbag device for a driver's seat, an airbag device for a passenger's seat, a side airbag device, and a seatbelt device with a pretensioner (a gas belt). A device that winds up the seatbelt by causing it to occur) is installed in the vehicle.

[0003] These occupant protection devices detect the deceleration or the like at the time of a vehicle collision and instantaneously generate nitrogen gas or the like by a gas generator, thereby deploying an airbag and winding up a seat belt. This prevents the occupant from directly colliding with the steering wheel, the instrument panel and the like.

[0004] The gas generator contains NaN ₃ inside the housing.
(Sodium azide) and CuO (copper monoxide) as main components, and an igniter for igniting this gas generating agent. It is necessary to operate the generator and burn these chemicals before disposal.

Conventionally, when an inactive occupant protection device is discarded, when the occupant protection device is mounted on a vehicle, the inside of the vehicle is disclosed in Japanese Patent Application Laid-Open No. Hei 7-117602. The gas generator is operated in a sealed state, and when the occupant protection device is removed from the vehicle, the gas generator is operated in a space formed by assembling a plurality of tires.

[0006]

However, according to the method of operating the gas generator in the vehicle, even if the gas generator is operated with the door closed and the interior of the vehicle sealed, a large operating sound leaks out of the vehicle. Will be.

Further, according to the method of operating the gas generator in a space formed by assembling a plurality of tires, it takes a lot of labor and time to remove the occupant protection device from the vehicle and to assemble the tires. Become.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a method of disposing of an occupant protection device which can easily operate a gas generator incorporated in the occupant protection device and further reduce the operation noise, and an occupant protection device. An object of the present invention is to provide a vehicle covering member and a glass scattering prevention panel used when disposing of the device.

[0009]

According to a first aspect of the present invention, there is provided a method of disposing of an occupant protection device having a gas generating member which operates at the time of a vehicle collision. The vehicle includes a step of covering the vehicle from the outside with the covering member, and a step of operating the gas generator in a state where the vehicle is covered with the vehicle covering member.

Therefore, according to the method for disposing of the occupant protection device according to the first aspect, the gas generator is operated while the vehicle is covered from outside by the vehicle covering member made of the sound insulating material. The operating noise of the generator is blocked by the vehicle covering member, and the operating noise leaking out of the vehicle can be reduced.

According to a second aspect of the present invention, there is provided a method of disposing of an occupant protection device having a gas generating member which operates at the time of a vehicle collision. , A step of covering the vehicle from the outside with a vehicle covering member made of a sound insulating material, and a step of operating the gas generator while the vehicle is covered with the vehicle covering member. It is characterized by the following.

Therefore, according to the method for disposing of the occupant protection device according to the second aspect, the operation sound of the gas generator is blocked by the vehicle covering member, and the operation sound leaking out of the vehicle can be reduced. In addition, the glass may be broken due to an impact when the gas generator is activated, and small pieces of glass may be scattered to the outside of the vehicle. Since the panel is provided, small pieces of glass are prevented from scattering to the outside of the vehicle.

Further, the vehicle covering member according to claim 3 is
A vehicle covering member configured from a sound insulating material and covering a vehicle from the outside, wherein a sound insulating performance of the covering material at a portion facing a glass surface of the vehicle is higher than a sound insulating performance of another portion. .

According to the vehicle covering member of the third aspect, the portion facing the glass surface can easily pass the operation sound of the gas generator as compared with the other portions. The operating noise of the gas generator passing through can be effectively reduced.

Further, the vehicle covering member according to claim 4 is
A vehicle covering member for covering a vehicle from outside, wherein a rigidity of the covering material in a portion facing a glass surface of the vehicle is higher than rigidities of other portions.

Therefore, according to the vehicle covering member of the fourth aspect, even if the glass is broken by an impact when the gas generator is operated, it can sufficiently withstand scattering of the glass.

Further, the vehicle covering member according to claim 5 is
A vehicle covering member made of a sound insulating material and covering a vehicle from outside, wherein an end portion of the vehicle covering member is in contact with the surface of the ground to form a closed space in which the vehicle is contained.

Therefore, according to the vehicular covering member of the fifth aspect, the end portion of the vehicular covering member is pressed against the surface of the ground to form a closed space in which the vehicle is contained,
Since the gas generator is operated in the closed space, leakage of the operation sound of the gas generator can be significantly reduced.

According to a sixth aspect of the present invention, there is provided a vehicle covering member comprising a sound insulating material and covering a vehicle from the outside, wherein a front portion covering a front portion of the vehicle, The vehicle is provided with a rear surface portion that covers a rear portion and a side surface portion that covers a side surface of the vehicle, and one of the front surface portion, the rear surface portion, and the side surface portion is detachable.

Therefore, according to the vehicle covering member of the present invention, the vehicle covering member can be divided and handled, and the handling of the vehicle covering member becomes easy.

The vehicle covering member according to claim 7 is
A vehicular covering member made of a sound insulating material and covering the entire vehicle, wherein the vehicular covering member is used to shield an operation sound of the gas generator generated when the occupant protection device having the gas generator is discarded. .

Therefore, according to the vehicle covering member of the present invention, since the vehicle covering member covers the entire vehicle, the operating noise generated when the occupant protection device is discarded can be sufficiently shielded.

Further, the glass shatterproof panel according to claim 8 is provided with a fixing portion for fixing to a portion facing the outside of the glass surface of the vehicle, and is generated when the occupant protection device having the gas generator is discarded. It is characterized in that it is used to prevent scattering of glass by gas.

Therefore, according to the glass scattering prevention panel of the present invention, even if the glass is broken by the gas generated when the occupant protection device is disposed, the glass scattering prevention panel is provided with the fixing portion. Since the fixing portion is fixed to the outside of the glass surface of the vehicle, it is possible to prevent small pieces of glass from scattering to the outside of the vehicle.

[0025]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring now to FIGS. 1 to 7, a method for disposing of an airbag device according to an embodiment of the present invention and a vehicle covering member used when implementing the method for disposing of an airbag will be described. And the glass scattering prevention panel will be described.

FIG. 1 shows a vehicle covering member 2 for shielding the operating sound of a gas generator built in an airbag device.
FIG. When the vehicle covering member 2 covers the vehicle 4 (see FIGS. 6 and 7), the vehicle covering member 2 has a front portion 2a that is in contact with the surfaces of the hood and the windshield, and a surface of the roof of the vehicle 4. A central portion 2b that contacts, a rear portion of the vehicle 4, that is, a rear portion 2c that contacts the surface of the rear glass and the trunk, and a left side portion 2d that contacts the outer surface of the left door.
And a right side surface portion 2e in contact with the outer surface of the right door.

As shown in FIG. 2, the vehicle covering member 2 is composed of an inner skin member 20 which is in direct contact with the surface of the vehicle 4 and an outer skin member 22 which is superimposed on and adhered to the inner skin member 20. I have. Here, a polyester cloth is used for the endothelial member 20, and the surface thereof is subjected to a water-repellent treatment. In addition, an aluminum cloth having a certain weight is used for the outer cover member 22 in order to enhance the sound insulation effect.

The endothelium members of the front portion 2a facing the front glass, the rear portion 2c facing the rear glass, the left side portion 2d facing the left side glass, and the right side portion 2e facing the right side glass. 20
As shown in FIG. 3, a sound absorbing material 24a,
24b, 24c, 24d are sandwiched.

Further, a magic tape 26 is attached to both surfaces of the front part 2a and the rear part 2c of the vehicle covering member 2, and a left side part 2d and a right side part 2e.
A magic tape 28 is also adhered to the back surfaces of both ends of the.

The vehicle covering member 2 is composed of an inner skin member 20 and an outer skin member 22,
10 mm, endothelial member 20, sound absorbing material 24a, 24b, 2
4c, 24d and a portion constituted by the outer skin member 22, having a thickness of 30 to 40 mm, and a total of 10 to 20
It has a weight of kg.

Next, with reference to FIGS. 4 and 5, a glass shatterproof panel used when disposing of the airbag device will be described.

In the figure, reference numeral 30 denotes a glass shatterproof panel for side glass. The glass shatterproof panel 30 is a polycarbonate panel having a thickness of about 5 mm, and has a shape capable of simultaneously covering both the front window and the side window of the rear seat. The upper, front, rear, and lower portions of the glass shatterproof panel 30 facing the vehicle 4 include an upper adhesive portion 30a, a front adhesive portion 30b, a rear adhesive portion 30c, and a lower portion formed of a rubber plate. The bonding portions 30d are bonded to each other.

Further, the upper bonding portion 30a and the front bonding portion 30
b, a magnet plate 32 for bonding the glass shatterproof panel 30 to the outer plate of the vehicle 4 is bonded to the surfaces of the rear bonding portion 30c and the lower bonding portion 30d that contact the vehicle 4.

Next, a method of disposing of the airbag device will be described. First, when the glass of the vehicle 4 is damaged, the glass scattering prevention panel 30 is installed. That is, the glass shatterproof panel 30 faces the side glass of the front seat and the rear seat, and is attached to the outer plate of the vehicle 4 by the magnet plate 32.

Next, the vehicle 4 is covered with the vehicle covering member 2.
That is, the vehicle 4 is covered so that the front part 2a of the vehicle covering member 2 contacts the surface of the hood and windshield, the center part 2b contacts the surface of the roof, and the rear part 2c contacts the surface of the rear glass and trunk. 2d is disposed on the outer surface of the left door, and the right side portion 2e is disposed on the outer surface of the right door.

Next, the magic tape 28 on the left side 2d and the right side 2e is placed on the magic tape 26 on the front 2a.
And the left side 2d and the right side 2e are bonded to the front 2a. Further, the left side portion 2d and the right side portion 2e of the magic tape 28 are superimposed on the rear surface portion 2c of the magic tape 26, and the left side portion 2d and the right side portion 2e are bonded to the rear side portion 2c. In this case, in order to reliably block the operation sound of the gas generator, the vehicle covering member 2 is required.
Of the front surface 2a and the left side surface 2d and the right side surface 2e, and the rear surface portion 2c and the left side surface 2d and the right side surface 2e.

Thus, the front portion 2a of the vehicle covering member 2
The front end, the rear end of the rear surface 2c, the left end of the left side 2d, and the right end of the right side 2e are pressed against the ground surface 34 by the weight of the vehicle covering 2 itself.
Thus, a closed space is formed by the surface and the ground (see FIGS. 6 and 7).

Thereafter, the connector of the battery device installed outside the vehicle is connected to the connector provided in the airbag device, and a current is supplied to operate the gas generator of the airbag device.

In this case, since the gas generator operates in the enclosed space formed by the vehicle covering member 2 and the ground, the operating noise is shielded by the vehicle covering member 2 and the sound absorbing members 24a, 24b, Since it is absorbed by 24c and 24d, the operating noise leaking out of the vehicle is significantly reduced.

That is, since the interior material of the outer plate portion of the vehicle 4 is disposed inside the vehicle 4, the operation noise is reduced by the interior material. However, since no interior material is arranged in the glass part, the operation sound is likely to pass through.
Therefore, by absorbing the operating noise by the sound absorbing materials 24a, 24b, 24c, 24d provided facing the glass part of the vehicle 4, the operating noise leaking outside the vehicle is significantly reduced.

Even if the glass is broken by the impact of the operation of the gas generator, the sound absorbing members 24a, 24a
Since the rigidity of the portion facing the glass portion is increased by b, 24c, and 24d as compared with the other portions, even if the glass is scattered, it can sufficiently withstand.

Further, even if the glass is broken in advance, the glass scattering prevention panel 30 can prevent the glass from scattering.

The sound absorbing members 24a, 24b, 24c, 2
Since 4d is provided only in the portion facing the glass portion,
The weight can be made relatively light, and the vehicle can be put on the vehicle by one person.

Further, according to the method of disposing of the driver's seat airbag device according to this embodiment, it is not necessary to remove the airbag device from the vehicle 4 for disposal, and the work can be performed efficiently. Further, it is not necessary to secure a special space or the like for disposing of the airbag device.

Further, the disposal of airbag devices of all types of vehicles can be easily achieved by preparing only several types of vehicle covering members for RV vehicles, sedan coupe, mini vehicles, etc.
Moreover, it can be performed quietly.

Further, in the above-described embodiment, the operation noise of the gas generator built in the airbag device has been described as being shielded and absorbed. However, this airbag device is only an airbag device for a driver's seat. However, the airbag device includes all airbag devices installed in the vehicle, such as a passenger seat airbag device and a side airbag device. In addition, the operating noise of a gas generator such as a seat belt device with a pretensioner can be absorbed and shielded similarly to the operating noise of the airbag device.

Further, in the above-described embodiment, the vehicle covering member 2 is constituted by one member. However, the present invention is not limited to this, and a member comprising a front portion, a central portion and a rear portion, and a member of a side portion. It is also possible to configure by dividing into.
Further, the front part and the rear part may be divided. In this case, since each member can be reduced in size, it becomes easy to cover the vehicle with the vehicle covering member. In addition, storage and the like when not in use can be easily performed.

In the above-described embodiment, the case where the glass shatterproof panel for the side glass is used has been described. However, by using the glass shatterproof panel for the front glass and the glass shatterproof panel for the rear glass, the front glass is used. The same effect can be obtained even when the glass or rear glass is broken.

Further, in the above-described embodiment, the closed space is formed by the vehicle covering member being pressed against the ground surface by its weight. However, the weight is applied to the portion of the vehicle covering member that is in contact with the ground surface. The closed space may be formed by mounting the device.

Further, in the above-described embodiment, the rigidity of this portion is increased by arranging the glass scattering prevention panel 30 at a position facing the glass surface of the vehicle covering member 2. Not limited to this, the rigidity of this portion may be increased by increasing the thickness of the position facing the glass surface of the vehicle covering member 2.

[0051]

According to the method for disposing of the occupant protection device of the present invention, the gas generator is operated while the vehicle is covered with the sound insulating material from the outside. It is possible to reduce the operating noise leaking out of the vehicle.

When the glass scattering prevention panel is used, even if the glass is scattered, it can withstand sufficiently.

Further, according to the vehicle covering member of the present invention, the operating sound of the gas generator passing through the glass surface can be effectively reduced.

Further, according to the vehicle covering member of the present invention, even if the glass is broken by an impact when the gas generator is operated, the glass can sufficiently withstand scattering of the glass.

When the gas generator is operated in the closed space, the operating noise of the gas generator can be significantly reduced.

When one of the front, rear and side surfaces of the vehicle covering member is detachable, the vehicle covering member can be divided and handled, and the vehicle covering member can be handled separately. Is extremely easy to handle.

Further, according to the glass scattering prevention panel of the present invention, even if the glass is broken by the gas generated when the occupant protection device is discarded, it is possible to prevent small pieces of glass from scattering to the outside of the vehicle. Can be prevented and safety is improved.

[Brief description of the drawings]

FIG. 1 is a development view of a vehicle covering member according to an embodiment of the present invention.

FIG. 2 is an AA cross-sectional view of the vehicle covering member (FIG. 1) according to the embodiment of the present invention.

FIG. 3 is a BB cross-sectional view of the vehicle covering member (FIG. 1) according to the embodiment of the present invention.

FIG. 4 is a plan view of the glass shatterproof panel according to the embodiment of the present invention.

FIG. 5 is a cross-sectional view of the glass shatterproof panel (FIG. 4) taken along line CC of the embodiment of the present invention.

FIG. 6 is a plan view showing a state where the vehicle is covered with the vehicle covering member according to the embodiment of the present invention;

FIG. 7 is a cross-sectional view showing a state where the vehicle is covered with the vehicle covering member according to the embodiment of the present invention;

[Explanation of symbols]

2 ... Vehicle covering member, 2a ... Front part, 2b ... Central part, 2
c: rear surface, 2d: left side, 2e: right side, 4: vehicle, 20: inner skin member, 22: outer skin member, 24a, 24
b, 24c, 24d: sound absorbing material, 26, 28: magic tape, 30: glass shatterproof panel, 30a: upper bonding part, 30b: front bonding part, 30c: rear bonding part, 30d
... lower bonding part, 32 ... magnet plate.

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) B62D 65/00 B60J 11/00 B60R 21/06 B60R 21/16

Claims (8)

(57) [Claims] 1. A method for disposing of an occupant protection device having a gas generating body that operates at the time of a vehicle collision, comprising: a step of covering a vehicle from outside with a vehicle covering member formed of a sound insulating material; Disposing the gas generator in a state covered with the covering member. 2. A method for disposing of an occupant protection device having a gas generating body that operates at the time of a vehicle collision, comprising: a step of arranging a glass scattering prevention panel so as to face a glass surface of the vehicle; A method for disposing of an occupant protection device, comprising: a step of covering the vehicle from outside with a covering member for use; and a step of operating the gas generator while the vehicle is covered with the covering member for vehicle. 3. A vehicle covering member which is formed of a sound insulating material and covers a vehicle from the outside, wherein a sound insulating performance of a portion of the vehicle facing a glass surface of the vehicle is higher than a sound insulating performance of another portion. A vehicle covering member characterized by the above-mentioned. 4. A vehicle covering member for covering a vehicle from the outside, wherein the rigidity of the covering material at a portion facing the glass surface of the vehicle is higher than the rigidity of other portions. Element. 5. A vehicular covering member made of a sound insulating material and covering a vehicle from outside, wherein an end of the vehicular covering member is in contact with the ground surface to form a closed space in which the vehicle is contained. A vehicle covering member characterized by the above-mentioned. 6. A vehicle covering member formed of a sound insulating material and covering a vehicle from the outside, wherein a front portion covering a front portion of the vehicle, a rear portion covering a rear portion of the vehicle, and a side surface of the vehicle are covered. A vehicle covering member comprising a side surface portion, wherein any one of the front surface portion, the rear surface portion, and the side surface portion is detachable. 7. A vehicle covering member comprising a sound insulating material and covering the entire vehicle, wherein the covering member is used to shield an operation sound of the gas generator generated when the occupant protection device having the gas generator is discarded. A vehicle covering member characterized by the above-mentioned. 8. A vehicle comprising a fixing portion for fixing to a portion facing the outside of a glass surface of a vehicle, wherein the fixing portion is used to prevent scattering of glass by gas generated when disposing of an occupant protection device having a gas generator. A glass shatterproof panel characterized in that: