CN115476807A - A three-chamber remote airbag, remote occupant protection device and automobile - Google Patents

Abstract

The present invention provides a three-chamber remote airbag, a remote occupant protection device and an automobile, including a first chamber disposed on the center console, a second chamber and a third chamber disposed on the top of the first chamber body; the first cavity communicates with the second cavity and the third cavity through the air guide holes provided on the top; when inflated, the gas is injected into the second cavity, the third cavity through the air guide holes, respectively The third cavity; when in an inflated state, the second cavity and the third cavity are adjacently fixed on the first cavity and extend to the passenger seats on both sides respectively. The present invention can provide more effective distal or proximal side impact protection through the three-chamber distal airbag, and through the design of the air guide holes of the distal airbag, the airflow can evenly flow from the first cavity to the second cavity and the third cavity of the airbag ; By setting the device on the center console, it provides more balanced and effective side impact protection for single occupants and double occupants, and solves the problem of space in the seats.

Description

A three-chamber remote airbag, remote occupant protection device and automobile

technical field

The invention relates to the technical field of automobiles, in particular to a three-chamber remote airbag, a remote occupant protection device and an automobile.

Background technique

With the development of automobile collision safety protection regulations, more and more attention has been paid to the protection of remote occupants in automobile side collisions. The existing remote occupant protection requirements The developed remote airbag products can no longer meet the existing remote occupant protection requirements. Especially for the protection of remote occupants in side collisions, it is necessary to develop a new airbag structure for the remote occupant protection airbag, so that it can effectively support the head of the remote occupant and reduce the occupant's weight. Head, neck, thoracic, lumbar, and pelvic injury values. At the same time, it meets the occupant's requirements for occupant protection such as the head protection area.

Contents of the invention

The object of the present invention is to provide a three-chamber remote airbag, a remote occupant protection device and an automobile, so as to solve the technical problem that the existing airbag cannot meet the side impact protection requirements of single occupant and double occupant, and requires a large installation space.

In one aspect, a three-chamber distal airbag is provided, comprising: a first chamber disposed on the center console, a second chamber and a third chamber disposed on top of the first chamber; the first chamber The body communicates with the second cavity and the third cavity through the air holes provided on the top;

When inflating, the gas is respectively injected into the second cavity and the third cavity through the air guide hole;

When in an inflated state, the second cavity and the third cavity are adjacently fixed on the first cavity and respectively extend to the passenger seats on both sides.

Preferably, an air inlet is provided at the bottom of the first cavity, and the first cavity is connected to an inflator through the air inlet; when inflating, the inflator injects gas into the air inlet through the air inlet. The first cavity and gas can enter the second cavity and the third cavity through the air guide hole.

Preferably, the bottom of the second cavity is connected to the first cavity, one side of the second cavity is connected to the third cavity, and the top of the second cavity is provided with a first groove, The first groove extends from a side adjacent to the third cavity toward a passenger seat adjacent to the second cavity.

Preferably, the bottom of the third cavity is connected to the first cavity, and the top of the third cavity is provided with a second groove, and the second groove starts from the side adjacent to the second cavity. extending toward the occupant seat adjacent to the third cavity.

Preferably, the lower part of the second cavity communicates with the lower part of the third cavity above the air guide hole on the top of the first cavity, and the upper part of the second cavity communicates with the third cavity The upper part of the body is separated from the left and right.

On the other hand, a remote occupant protection device is also provided, which is used for remote protection of occupants on both sides of the center console, including: the three-chamber remote airbag, a casing, a gas generator and a soft cover;

The housing is fixed in the center console, the gas generator is fixed inside the housing, the gas generator is connected to the three-chamber remote airbag, and the soft cover is fixed on the top of the housing A cover, the soft cover is used to fix the folded three-chamber distal airbag in the housing.

Preferably, an opening is provided on the top of the housing to provide guidance for the three-chamber distal airbag in an inflated state, and a plurality of lugs are respectively provided on both sides of the opening, and the bottoms of the plurality of lugs are each communicate with the opening.

Preferably, the gas outlet of the gas generator is connected to the first cavity through the gas inlet hole, and when inflated, the gas generator injects gas into the first cavity through the gas inlet hole , and inject gas into the second cavity and the third cavity respectively through the air guide holes.

Preferably, the soft cover covers the opening at the top of the housing, and the soft cover is provided with a through tear line, and the tear line is used for inflating the three-chamber distal airbag. Lower break.

On the other hand, an automobile is also provided, the occupants are protected by the remote occupant protection device.

In summary, implementing the embodiments of the present invention has the following beneficial effects:

The three-chamber far-end airbag, the far-end occupant protection device and the automobile provided by the present invention can provide more effective far-end or near-end side collision protection through the three-chamber far-end airbag, and can provide better protection through the three-chamber two-way protection far-end airbag. Side impact protection for single occupant and double occupant; through the design of the air guide hole of the remote airbag, the airflow evenly flows from the first cavity to the second cavity and the third cavity of the airbag. By setting the device on the center console, it provides more balanced and effective side impact protection for single occupant and double occupant, and at the same time solves the problem of far-end airbag arrangement and space in the seat.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, obtaining other drawings based on these drawings still belongs to the scope of the present invention without any creative effort.

Fig. 1 is a schematic diagram of a three-chamber distal airbag in an embodiment of the present invention.

Fig. 2 is a schematic diagram of assembly of a three-chamber distal airbag in an embodiment of the present invention.

Fig. 3 is a schematic diagram of a remote occupant protection device in an embodiment of the present invention.

Fig. 4 is an assembly schematic diagram of a remote occupant protection device in an embodiment of the present invention.

Fig. 5 is a schematic diagram of interior decoration weakening in an embodiment of the present invention.

detailed description

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings.

As shown in FIG. 1 , it is a schematic diagram of an embodiment of a three-chamber distal airbag 3 provided by the present invention. In this embodiment, it includes: a first cavity 31 arranged on the center console, a second cavity 32 and a third cavity 33 arranged on the top of the first cavity 31; the first cavity 31 The air guide hole 34 provided on the top communicates with the second cavity 32 and the third cavity 33 respectively; the setting of the three cavities provides more effective side impact protection for the two occupants, reducing the impact on the head and neck. Damage value; when inflated, the gas is respectively injected into the second cavity 32 and the third cavity 33 through the air guide hole 34; when inflated, the second cavity 32, the first cavity The three cavities 33 are adjacently fixed on the first cavity 31 and respectively extend to the occupant seats on both sides; the airflow through the air guide hole 34 flows into the second cavity 32 uniformly from the first cavity 31 at the same time and the third cavity 33 provide equal protection for the occupants on both sides.

In a specific embodiment, as shown in FIG. 2 , an air inlet 301 is provided at the bottom of the first cavity 31, and the first cavity 31 is connected to an inflator through the air inlet 301; when inflated, the inflated The device injects gas into the first cavity 31 through the gas inlet hole 301 and the gas can enter the second cavity 32 and the third cavity 33 through the gas guide hole 34 . The bottom of the second cavity 32 is connected to the first cavity 31, one side of the second cavity 32 is connected to the third cavity 33, and the top of the second cavity 32 is provided with a first recess. The groove 302 , the first groove 302 extends from the side adjacent to the third cavity 33 toward the passenger seat adjacent to the second cavity 32 . The bottom of the third cavity 33 is connected to the first cavity 31, and the top of the third cavity 33 is provided with a second groove 303, and the second groove 303 is separated from the second cavity 32. The adjacent side extends towards the passenger seat adjacent to said third cavity 33 . The lower part of the second cavity 32 communicates with the lower part of the third cavity 33 above the air hole 34 on the top of the first cavity 31, and the upper part of the second cavity 32 communicates with the first cavity 33. The upper part of the three-cavity body 33 is separated from the left and right. It can be understood that the three-chamber distal airbag 3 is assembled in the center console between two adjacent occupants. When the vehicle collides, the airbag is inflated to fill the space between the two occupants. The first cavity 31 The torso of the occupant can be effectively protected, while the second cavity 32 and the third cavity 33 mainly protect the head and neck of the occupant, effectively reduce the impact force, and form the same protection effect for occupants on both sides.

As shown in FIG. 3 , it is a schematic diagram of an embodiment of a remote occupant protection device provided by the present invention. In this embodiment, the device is used for remote protection of occupants on both sides of the center console, including: the three-chamber remote airbag 3, the housing 1, the gas generator 2 and the soft cover 4;

The housing 1 is fixed in the center console, the gas generator 2 is fixed inside the housing 1, the gas generator 2 is connected to the three-chamber remote airbag 3, and the housing 1 The soft cover 4 is fixed on the top, and the soft cover 4 is used to fix the three-chamber distal airbag 3 in the folded state in the housing 1 . It can be understood that the housing 1 is a metal housing 1, which is fixed on the vehicle body (specifically, on the vehicle body in the center console); the gas generator 2 is inserted into the air bag and fixed in the metal housing 1; The cover 4 keeps the air bag in the metal shell 1, keeps the air bag folded and stable, and prevents the air bag from getting loose. For the smooth deployment of the remote airbag in the center console, the interior of the center console needs to be weakened to meet the needs of airbag deployment. The specific weakening state of the interior is shown in Figure 5.

In the specific embodiment, as shown in Figure 4, the bottom of the housing 1 is fixed in the groove of the center console by bolts; The three-chamber distal airbag 3 provides guidance. That is, when the airbag is inflated, the airbag can protrude from the opening after inflating; a plurality of lugs 11 are arranged on both sides of the opening, and the bottoms of the plurality of lugs 11 are all in communication with the opening.

Specifically, the gas outlet of the gas generator 2 is connected to the first cavity 31 through the gas inlet 301, and when inflated, the gas generator 2 flows to the first cavity 31 through the gas inlet 301. Gas is injected into a cavity 31 , and gas is injected into the second cavity 32 and the third cavity 33 respectively through the air guide holes 34 .

More specifically, the soft cover 4 covers the opening at the top of the housing 1, and the soft cover 4 is provided with a through tear line, and the tear line is used at the distal end of the three chambers. The airbag 3 breaks under the inflated state.

In one embodiment, the device further includes: a traceability label for providing an identity certificate that can identify or distinguish the device. The traceability label is only an example setting method, and equivalent identification methods can also be used, such as specially set serial codes, two-dimensional codes, barcodes, etc.

The present invention also provides an automobile, which uses the remote occupant protection device to protect occupants. For a specific implementation process, reference may be made to the specific content of the above-mentioned remote occupant protection device, which will not be repeated here.

In summary, implementing the embodiments of the present invention has the following beneficial effects:

The three-chamber far-end airbag, the far-end occupant protection device and the automobile provided by the present invention can provide more effective far-end or near-end side collision protection through the three-chamber far-end airbag, and can provide better protection through the three-chamber two-way protection far-end airbag. Side impact protection for single occupant and double occupant; through the design of the air guide hole of the remote airbag, the airflow evenly flows from the first cavity to the second cavity and the third cavity of the airbag. By setting the device on the center console, it provides more balanced and effective side impact protection for single occupant and double occupant, and at the same time solves the problem of far-end airbag arrangement and space in the seat.

The above disclosures are only preferred embodiments of the present invention, and certainly cannot limit the scope of rights of the present invention. Therefore, equivalent changes made according to the claims of the present invention still fall within the scope of the present invention.

Claims (10)

1. A three-chamber distal airbag, characterized in that, comprising: The first cavity set on the center console, the second cavity and the third cavity set on the top of the first cavity; the first cavity communicates with the second cavity respectively through the air guide holes set on the top body and the third cavity; When inflating, the gas is respectively injected into the second cavity and the third cavity through the air guide hole; When in an inflated state, the second cavity and the third cavity are adjacently fixed on the first cavity and respectively extend to the passenger seats on both sides. 2. The three-chamber distal airbag according to claim 1, wherein an air inlet is arranged at the bottom of the first cavity, and the first cavity is connected to an inflator through the air inlet; When inflating, the inflating device injects gas into the first cavity through the air inlet hole, and the gas can enter the second cavity and the third cavity through the air guide hole. 3. The three-chamber distal airbag according to claim 2, wherein the bottom of the second cavity is connected to the first cavity, and one side of the second cavity is connected to the third cavity body, the top of the second cavity is provided with a first groove, and the first groove extends from the side adjacent to the third cavity toward the passenger seat adjacent to the second cavity. 4. The three-chamber distal airbag according to claim 3, wherein the bottom of the third cavity is connected to the first cavity, and the top of the third cavity is provided with a second groove, so that The second groove extends from a side adjacent to the second cavity to a passenger seat adjacent to the third cavity. 5. The three-chamber distal airbag according to claim 4, wherein the lower part of the second cavity is connected to the lower part of the third cavity above the air guide hole at the top of the first cavity By the way, the upper part of the second cavity and the upper part of the third cavity are separated left and right. 6. A remote occupant protection device for remote protection of occupants on both sides of the center console, characterized in that it comprises: a three-chamber remote airbag as claimed in any one of claims 1-5, a housing, Gas generator and soft cover; The housing is fixed in the center console, the gas generator is fixed inside the housing, the gas generator is connected to the three-chamber remote airbag, and the soft cover is fixed on the top of the housing A cover, the soft cover is used to fix the folded three-chamber distal airbag in the housing. 7. The remote occupant protection device according to claim 6, wherein an opening is provided on the top of the housing to provide guidance for the three-chamber remote airbag in the inflated state, and the two sides of the opening are respectively A plurality of lugs are provided, and the bottoms of the plurality of lugs are all communicated with the opening. 8. The remote occupant protection device according to claim 7, wherein the gas outlet of the gas generator is connected to the first cavity through the air inlet, and when inflated, the gas generates The device injects gas into the first cavity through the gas inlet hole, and injects gas into the second cavity and the third cavity through the gas guide hole respectively. 9. The remote occupant protection device according to claim 8, characterized in that, the soft cover covers the opening at the top of the housing, and the soft cover is provided with a through tear line, the The tear line is for breaking in the inflated state of the three-chambered distal balloon. 10. An automobile, characterized in that the occupants are protected by the remote occupant protection device according to any one of claims 5-9.

Images