CN212332583U - Vehicle side airbag and vehicle - Google Patents

Abstract

The utility model provides a vehicle side gasbag and vehicle, this vehicle side gasbag include shoulder side gasbag and chest side gasbag, be provided with gas generator in the chest side gasbag, be provided with exhaust apparatus on the chest side gasbag, shoulder side gasbag with the junction of chest side gasbag is provided with ventilative flexonics spare, flexonics spare makes shoulder side gasbag with chest side gasbag intercommunication. Implement the utility model discloses, through set up gas generator in chest side gasbag to set up ventilative flexonics spare in the junction of shoulder side gasbag and chest side gasbag, flexonics spare makes shoulder side gasbag and chest side gasbag intercommunication, realizes that the side gasbag can protect shoulder and chest simultaneously, can make the arm lift up when the side gasbag expandes again, avoids the arm to the extrusion of soft thorax, reduces the injury to the chest.

Description

Vehicle side airbag and vehicle

Technical Field

The utility model relates to the field of automotive technology, especially, relate to a vehicle side gasbag and vehicle.

Background

The automobile side air bag is an air bag arranged on the outer side of a seat, and has the function that when a vehicle is impacted from the side, the air bag is opened to protect the side of a passenger, and the body damage such as fracture and the like caused by the fact that the arms and ribs of the passenger close to the side of a door directly touch a door panel hard can be relieved.

Currently, existing side airbags include the following two types:

1) the side air bag which does not cover the shoulder only covers the chest, the abdomen and the pelvis, and simultaneously the X direction is overlapped with the shoulder in a covering way;

2) the side airbag covering the shoulder can cover the shoulder, the chest, the abdomen and the pelvis position at the same time.

The inventor finds that the existing side airbag has the following defects in the process of realizing the invention:

1) the shoulder part is not protected by the side airbag due to the fact that the side airbag does not cover the shoulder part, and the shoulder part is easily damaged when side collision occurs;

2) the side airbag covering the shoulder can not promote the arms to be lifted when being unfolded, thereby leading the hard arms to extrude the soft chest cavity, increasing the rib fracture probability and causing the chest injury to be increased.

Disclosure of Invention

An object of the utility model is to overcome prior art's is not enough, provides a vehicle side gasbag and vehicle, makes the side gasbag can protect shoulder and chest simultaneously, can make the arm lift up when the side gasbag expandes again, avoids the arm to the extrusion of soft thorax, reduces the injury to the chest.

The technical scheme of the utility model a vehicle side gasbag, including shoulder side gasbag and chest side gasbag, be provided with gas generator in the chest side gasbag, be provided with exhaust apparatus on the chest side gasbag, shoulder side gasbag with the junction of chest side gasbag is provided with ventilative flexonics spare, flexonics spare makes shoulder side gasbag with chest side gasbag intercommunication.

Further, the flexible connecting piece is a woven tape.

Further, the flexible connecting member is connected at the connection of the shoulder side airbag and the chest side airbag by a weakened line.

Furthermore, an included angle is formed between the central line of the weakening line and the horizontal line.

Further, the volume of the chest side airbag is larger than the volume of the shoulder side airbag.

Furthermore, at least one through hole is formed in the flexible connecting piece.

Furthermore, the flexible connecting piece is in a long strip shape, the number of the through holes is multiple, and the through holes extend along the length direction of the flexible connecting piece.

Further, the exhaust device is a deflation hole arranged on the chest side air bag, and the exhaust speed of the deflation hole is smaller than the inflation speed of the gas generator.

The technical scheme of the utility model a vehicle is still provided, including backrest and as before vehicle side gasbag, vehicle side gasbag passes through vehicle side gasbag gas generator sets up the side of backrest.

Further, the gas generator is connected with the seat back through a bolt.

After adopting above-mentioned technical scheme, have following beneficial effect: through set up gas generator in chest side gasbag to set up ventilative flexible connectors at shoulder side gasbag and chest side gasbag's junction, flexible connectors makes shoulder side gasbag and chest side gasbag intercommunication, realizes that the side gasbag can protect shoulder and chest simultaneously, can make the arm lift up again when the side gasbag expandes, avoids the arm to the extrusion of soft thorax, reduces the injury to the chest.

Drawings

The disclosure of the present invention will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present disclosure. In the figure:

FIG. 1 is a schematic structural diagram of a side airbag of a vehicle according to a first embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a sectional view taken along line A-A of FIG. 1;

FIG. 4 is a sectional view taken along line B-B of FIG. 1;

FIG. 5 is a schematic structural view of the side airbag shown in FIG. 1 in a non-inflated, deployed state;

FIG. 6 is a schematic illustration of the side airbag of the vehicle shown in FIG. 1 in an inflated condition;

fig. 7 is a schematic structural diagram of a vehicle according to a second embodiment of the present invention.

Reference symbol comparison table:

10-vehicle side airbag; 11-shoulder side airbag; 12-chest side airbag; 121-a gas generator; 122-air escape hole; 13-a flexible connection; 131-a through hole; 14-a cloth-stitch line; 15-a line of weakness; 16-step surface; 20-seat back.

Detailed Description

The following further describes embodiments of the present invention with reference to the accompanying drawings.

It is easily understood that according to the technical solution of the present invention, those skilled in the art can substitute various structures and implementation manners without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical aspects of the present invention, and should not be construed as limiting or restricting the technical aspects of the present invention.

The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms.

Example one

As shown in fig. 1 to 6, a vehicle side airbag according to a first embodiment of the present invention includes a shoulder side airbag 11 and a chest side airbag 12, a gas generator 121 is disposed in the chest side airbag 12, a breathable flexible connecting member 13 is disposed at a joint of the shoulder side airbag 11 and the chest side airbag 12, and the shoulder side airbag 11 and the chest side airbag 12 are communicated by the flexible connecting member 13.

The shoulder side airbag 11 is positioned on the shoulder of the human body when deployed, and protects the shoulder of the human body when a side collision occurs, thereby preventing the shoulder from being injured.

The chest side airbag 12 is positioned on the chest of the human body when being deployed, and protects the chest of the human body when a side collision occurs, thereby preventing the chest from being injured. Of course, the specific structure of the chest side airbag 12 is not limited thereto, and the chest side airbag 12 may be a side airbag that protects the chest alone, or a side airbag that protects the chest, abdomen, and pelvis of the human body integrally. As shown in fig. 2, the shoulder side airbag 11 and the chest side airbag 12 may be integrally sewn together along the periphery by a cloth sewing thread 14.

The flexible connecting piece 13 is arranged at the joint of the shoulder side air bag 11 and the chest side air bag 12, in the inflation process, the flexible connecting piece 13 can enable the gas generated by the gas generator 121 to fill the chest side air bag 12 firstly, when the chest side air bag 12 is filled with certain gas, the chest side air bag 12 expands firstly, so that the chest side air bag 12 lifts the arm, meanwhile, the gas in the chest side air bag 12 enters the shoulder side air bag 11 through the air holes in the flexible connecting piece 13, thereby simultaneously protecting the shoulder and the chest, avoiding the extrusion of hard arms on the soft chest, and reducing the damage to the chest.

The gas generator 121 is disposed in the chest side airbag 12, the gas generator 121 is used for inflating the chest side airbag 12 when a vehicle has a side collision, and the specific structure and the operation principle of the gas generator 121 may adopt an existing structure, which is not described herein again.

The chest side airbag 12 is provided with an exhaust device for exhausting the gas in the chest side airbag 12, and the specific structure of the exhaust device is not limited as long as the exhaust of the gas in the chest side airbag 12 can be realized, for example, a valve or the like can be adopted.

The utility model provides a vehicle side gasbag is through setting up gas generator in chest side gasbag to set up ventilative flexonics spare in the junction of shoulder side gasbag and chest side gasbag, flexonics spare makes shoulder side gasbag and chest side gasbag intercommunication, realizes that the side gasbag can protect shoulder and chest simultaneously, can make the arm lift up when the side gasbag expandes again, avoids the arm to the extrusion of soft thorax, reduces the injury to the chest.

In one embodiment, as shown in fig. 4, the flexible connecting member 13 is a woven tape, which may be a woven tape, a non-woven tape, or a plastic tape, for cost saving.

In one embodiment, as shown in fig. 1, 2 and 5, the flexible connecting member 13 is connected at the connection part of the shoulder side airbag 11 and the chest side airbag 12 through a weakening line 15, and a step surface 16 (shown in fig. 6) is formed near the shoulder of the human body when the chest side airbag 12 is inflated and stabilized through the weakening line 15, so that the arm can be lifted conveniently, the soft chest can be prevented from being squeezed by the arm, and the chest injury is reduced.

In one embodiment, as shown in figure 5, the centre line of the weakening line 15 is angled from the horizontal in order to further facilitate the lifting of the arm.

In one embodiment, as shown in fig. 1-3, the volume of the chest side airbag 12 is larger than that of the shoulder side airbag 11, and the chest side airbag 12 is easy to form a step surface 16 near the shoulder of the human body when being inflated, so that the arms can be further lifted conveniently, the soft chest can be prevented from being squeezed by the arms, and the chest injury can be reduced.

In one embodiment, as shown in fig. 3 and 4, at least one through hole 131 is provided on the flexible connecting member 13.

The through hole 131 communicates the cavities of the shoulder side airbag 11 and the chest side airbag 12, so that the gas in the chest side airbag 12 can rapidly enter the shoulder side airbag 11 during inflation, thereby protecting the shoulder.

In one embodiment, as shown in fig. 4, the flexible connecting member 13 has a long bar shape, the number of the through holes 131 is plural, and the plural through holes 131 extend along the length direction of the flexible connecting member 13.

The plurality of through holes 131 are uniformly extended in the length direction of the flexible link 13 in a linear arrangement, thereby further increasing the inflation speed of the shoulder side airbag 11.

In one embodiment, as shown in fig. 2 and 3, the air discharging device is a air discharging hole 122 arranged on the chest side air bag 12, the air discharging speed of the air discharging hole 122 is lower than the inflating speed of the gas generator 121, and the air in the chest side air bag 12 is discharged through the air discharging hole 122, so that the bag rigidity of the chest side air bag 12 is prevented from being too large, the compression amount of the ribs is prevented from being increased, and the injury value is prevented from being increased. It should be noted that, the specific structural form of the exhaust device is not limited to this, and the exhaust function may also be implemented by other ways, such as a one-way relief valve.

Example two

On the basis of the first embodiment, the second embodiment is a vehicle structure including the first embodiment, and therefore, the same parts as those in the first embodiment are not described again. As shown in fig. 7, the vehicle includes a seat back 20, and the vehicle side airbag 10 as described above, the vehicle side airbag 10 being disposed on the side of the seat back 20 near the door by the gas generator 121 of the vehicle side airbag 10.

The utility model provides a vehicle sets up vehicle side gasbag through the side at the backrest, realizes that the side gasbag can protect shoulder and chest simultaneously, can make the arm lift up when the side gasbag expandes again, avoids the arm to the extrusion of soft thorax, reduces the injury to the chest.

In one embodiment, the gas generator 121 is coupled to the seat back 20 by bolts in order to improve coupling stability.

Claims (10)

1. A vehicle side airbag is characterized by comprising a shoulder side airbag (11) and a chest side airbag (12), wherein a gas generator (121) is arranged in the chest side airbag (12), an exhaust device is arranged on the chest side airbag (12), a breathable flexible connecting piece (13) is arranged at the joint of the shoulder side airbag (11) and the chest side airbag (12), and the shoulder side airbag (11) is communicated with the chest side airbag (12) through the flexible connecting piece (13).

2. The vehicle side airbag according to claim 1, wherein the flexible connecting member (13) is a webbing.

3. The vehicle side airbag according to claim 2, wherein the flexible connecting member (13) is connected at a connection of the shoulder side airbag (11) and the chest side airbag (12) by a weakened line (131).

4. A vehicle side airbag according to claim 3 wherein the centerline of the line of weakness (131) is angled from horizontal.

5. The vehicle side air bag according to claim 1, wherein the chest side air bag (12) has a volume larger than that of the shoulder side air bag (11).

6. A vehicle side airbag according to claim 1, wherein the flexible connecting member (13) is provided with at least one through hole (132).

7. The vehicle side airbag according to claim 6, wherein the flexible link member (13) has a long bar shape, the number of the through holes (132) is plural, and the plural through holes (132) extend in a length direction of the flexible link member (13).

8. The vehicle side airbag according to any one of claims 1 to 7, wherein the exhaust means is a discharge hole (122) provided in the chest side airbag (12), and a discharge speed of the discharge hole (122) is smaller than an inflation speed of the gas generator (121).

9. A vehicle characterized by comprising a seat back (20), and the vehicle side airbag (10) according to any one of claims 1 to 8, the vehicle side airbag (10) being disposed on the side of the seat back (20) through the gas generator (121) of the vehicle side airbag (10).

10. The vehicle of claim 9, characterized in that the gas generator (121) is connected to the seat back (20) by bolts.

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