CN213008022U - Air bag subassembly of vehicle and have its vehicle - Google Patents

Abstract

The utility model discloses an air bag subassembly of vehicle and have its vehicle. An airbag module includes: the air bag comprises two wing bag bodies and a protection bag body communicated with the two wing bag bodies, when the air bag is expanded and unfolded, the two wing bag bodies are unfolded and limit a protection space which is opened towards the rear side, the protection bag body is positioned in the protection space and is unfolded, and the inflating piece is configured to inflate the air bag. The utility model discloses an air bag subassembly, when taking place the traffic accident, the air pocket inflation expandes, and then when passenger or driver's health moved forward, at least some health of passenger or driver gets into the guard space from the open department in guard space to can protect passenger or driver through the two wing bag bodies, protect passenger or the important position of driver through the guard bag body, with the injured possibility of reduction passenger or driver, improve safety by bus.

Description

Air bag subassembly of vehicle and have its vehicle

Technical Field

The utility model belongs to the technical field of the vehicle and specifically relates to an air bag module and have its vehicle of vehicle is related to.

Background

In the related art, when a traffic accident occurs, the bodies of passengers and a driver may move forward, and a danger occurs, for example, a passenger sitting in a rear seat may collide with a front seat, thereby affecting the riding safety of the rear passenger.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.

Therefore, the utility model provides an air bag subassembly of vehicle, when taking place the traffic accident, the air pocket inflation expandes in order to protect personnel's safety in the vehicle.

The utility model discloses still provide a vehicle that has above-mentioned air bag subassembly.

According to the utility model discloses the air bag subassembly of vehicle, the air bag subassembly includes: the air bag comprises two wing bag bodies and a protective bag body communicated with the two wing bag bodies, when the air bag is expanded and unfolded, the two wing bag bodies are unfolded and define a protective space which is opened towards the rear side, the protective bag body is positioned in the protective space, and the protective bag body is unfolded; an inflation member configured to inflate into the airbag.

According to the utility model discloses the air bag subassembly of vehicle, when taking place the traffic accident, aerify a work and to the air pocket in transport gas, thereby make the air pocket inflation expand, and then when passenger or driver's health moves forward, passenger or driver's at least partly health gets into the protection space from the opening of protection space, thereby can protect passenger or driver through the both wings bag body, protect passenger or driver important position through the protection bag body, with the injured possibility of reduction passenger or driver, improve safety by bus.

In some embodiments, the protective bag includes a head bag located at an upper portion of the protective space and a knee bag located below the head bag.

In some embodiments, the head bag body and the wing bag bodies are communicated through a first vent hole and second vent holes positioned on the left side and the right side of the first vent hole, and the aperture of the first vent hole is smaller than or equal to the aperture of the second vent hole.

In some embodiments, the knee bag body and the two-wing bag body are communicated through a third vent hole and fourth vent holes located on the left and right sides of the third vent hole, and the aperture of the third vent hole is greater than or equal to the aperture of the fourth vent hole.

In some embodiments, the two-wing bag body comprises a plurality of sub-bag bodies connected in sequence, a first pull belt is arranged between every two adjacent sub-bag bodies, and a fifth vent hole communicated with the two adjacent sub-bag bodies is formed in the first pull belt.

In some embodiments, the two-wing bag body includes two side-wing bag bodies, and a distance between the two side-wing bag bodies in the left-right direction gradually increases from front to back when the air bag is inflated and deployed.

In some embodiments, the two wing bag bodies include second pull belts, the front ends of the two wing bag bodies are connected through the second pull belts, and air inlets communicating the inflating pieces with the wing bag bodies are formed in the second pull belts.

In some embodiments, the airbag module comprises: the fixing piece comprises a connecting portion and two guide portions located on the left side and the right side of the connecting portion, the two guide portions are oppositely arranged and define a containing cavity with an open rear side between the connecting portions, the air bag is connected to the fixing piece and is foldably contained in the containing cavity, and when the air bag is expanded and unfolded, at least part of the air bag is unfolded out of the containing cavity.

In some embodiments, the airbag module further comprises: the flow guide sleeve is connected to the fixing piece, the inflatable piece is connected to the flow guide sleeve, a flow guide opening is formed in the flow guide sleeve and faces towards the air inlet of the air bag, and therefore gas sprayed by the inflatable piece is guided into the air bag through the air inlet.

According to the utility model discloses vehicle, including the air bag subassembly, the air bag subassembly is according to the utility model discloses above-mentioned embodiment the air bag subassembly.

According to the utility model discloses the vehicle, when taking place the traffic accident, aerify a work and to the air pocket in transport gas, thereby make the air pocket inflation expand and expand, and then when passenger or driver's health moved forward, passenger or driver's at least some health get into the protection space from the open department in protection space, thereby can protect passenger or driver through the both wings bag body, protect passenger or driver important position through the protection bag body, with the injured possibility of reduction passenger or driver, improve safety by bus.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is an exploded view of an airbag module according to an embodiment of the present invention;

FIG. 2 is an assembled inflated deployed state view of the airbag module shown in FIG. 1;

FIG. 3 is a cross-sectional view of the airbag assembly shown in FIG. 2 at one section;

FIG. 4 is a cross-sectional view of the airbag assembly shown in FIG. 2 at another cross-section;

fig. 5 is a view showing an inflated and deployed state of the air bag shown in fig. 1.

Reference numerals:

100. an airbag assembly;

1. a fixing member; 11. a guide portion; 12. perforating; 13. a connecting portion;

2. an air bag; 21. two-wing bag bodies; 210. a side wing bag body; 211. protecting the space; 212. a sub-bag body; 213. a first draw tape; 2131. a fifth vent hole; 214. a second draw tape; 2141. an air inlet; 22. a protective bag body; 221. a head bag body; 222. a knee bag body; 23. a first vent hole; 24. a second vent hole; 25. a third vent hole; 26. a fourth vent hole;

3. an inflatable member; 31. an air inlet pipe;

4. a flow guide sleeve; 41. and a flow guide opening.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

An airbag module 100 of a vehicle according to an embodiment of the present invention is described below with reference to fig. 1 to 5.

According to the utility model discloses airbag module 100 of vehicle, including air pocket 2 and inflatable member 3, air pocket 2 includes the both wings bag body 21 and the protecting bag body 22 that is linked together with the both wings bag body 21, when air pocket 2 inflation expandes, the both wings bag body 21 expandes and inject the open guard space 211 towards the rear side, protecting bag body 22 is located guard space 211 and protecting bag body 22 expandes, inflatable member 3 is configured to aerify to air pocket 2 to make the both wings bag body 21 and protecting bag body 22 can launch.

Therefore, when the vehicle is in traffic, the inflator 3 operates and supplies gas into the airbag 2, so that the airbag 2 is inflated and unfolded, after the wing bag bodies 21 of the airbag 2 are unfolded, the wing bag bodies 21 define the protection space 211, and the protection space 211 is opened toward the rear side, so that when the body of a passenger or a driver moves forward, at least a part of the body of the passenger or the driver enters the protection space 211, so that the passenger or the driver can be protected by the wing bag bodies 21, the passenger or the driver is prevented from being injured, and the riding safety is improved.

Meanwhile, a protective bag 22 may be further disposed in the protective space 211, and after the protective bag 22 is unfolded, the protective bag 22 may protect important parts of a passenger or a driver. For example, the protective bag 22 may be disposed to face the head, chest or knee of the passenger or driver, so as to further prevent the head, chest or knee from being injured, thereby improving the safety of the vehicle.

In some embodiments of the present invention, the airbag module 100 further includes a fixing member 1, the airbag 2 is directly or indirectly connected to the fixing member 1, the inflation member 3 is directly or indirectly connected to the airbag 2, the vehicle has an installation portion, and the airbag module 100 is installed at the installation portion through the fixing member 1, so that the airbag 2 is installed at the installation portion through the fixing member 1. Thereby, the installation of the airbag module 100 to the vehicle is facilitated. Of course, the present invention is not limited thereto, and for example, the airbag module 100 may not include the fixing member 1, and the airbag 2 may be directly fixed at a mounting portion on the vehicle.

The utility model discloses an in some embodiments, aerify 3 can include ignition, and after ignition received the signal of telecommunication that transmits from collision sensor, ignition started and produced heat energy, and release gas after the gaseous propellant is lighted to heat energy to the realization is to the inflation of air pocket 2, guarantees that air pocket 2 can expand and expand. The form of the inflator 3 may be limited according to the actual use, as long as the airbag 2 can be inflated, and the form of the inflator 3 is not limited herein.

As shown in fig. 1, in some embodiments, the number of the inflation members 3 is plural, and the plural inflation members 3 are arranged at intervals in the up-down direction, thereby increasing the deployment speed of the airbag 2. In the embodiment shown in fig. 1, there are two inflatable members 3 to ensure that the airbag 2 can be inflated and deployed, and to reduce the investment cost of the inflatable members 3. It should be noted that, a plurality of the terms described herein refer to: two and more, such as three, four, five, etc.

As shown in fig. 1, in some embodiments of the present invention, an air inlet pipe 31 is disposed on the air inflation member 3, a perforation 12 is disposed on the fixing member 1, the air inflation member 3 is located at the rear side of the fixing member 1, the air inlet pipe 31 penetrates out of the perforation 12 forward, and is communicated with the outside, so as to ensure that the outside air of the air inflation member 3 can enter the air inflation member 3 during combustion. The "front-rear-left-right" direction described herein refers to the "front-rear-left-right" direction of the passenger when the passenger is riding in the vehicle.

As shown in fig. 2 to 4, in some embodiments of the present invention, the protective bag 22 includes a head bag 221 and a knee bag 222, the head bag 221 is located at an upper portion of the protective space 211, and the knee bag 222 is located below the head bag 221. It is understood that the protection bag 22 may include a head bag 221 and a knee bag 222, and the head bag 221 is located above the knee bag 222, and when the protection bag 22 is unfolded, the head bag 221 may be disposed opposite to the head of the passenger or the driver, so that the head may be prevented from being injured. The knee bag body 222 can be disposed to face the knees of the passenger or the driver, so that the knees can be prevented from being injured, and the riding safety can be improved.

In some embodiments of the present invention, the protection bag 22 may further include a chest bag body, the chest bag body is located between the head bag body 221 and the knee bag body 222, and the chest bag body may be disposed opposite to the chest of the passenger or the driver, so as to avoid the chest from being injured and improve the riding safety.

As shown in fig. 3, in some embodiments of the present invention, the head bag 221 communicates with the wing bags 21 through the first vent holes 23 and the second vent holes 24 located on the left and right sides of the first vent holes 23. It can be understood that, aerify 3 work back can be earlier to the interior conveying gas of two wings bag bodies 21, some gas in the two wings bag body 21 enters into the head bag body 221 from first air vent 23, some gas in the two wings bag body 21 enters into the head bag body 221 from a plurality of second air vent 24, because a plurality of second air vent 24 distribute in the both sides of first air vent 23, and then the gas in the two wings bag body 21 can diversified entering into the head bag body 221 in, so that each position homoenergetic of the head bag body 221 expandes fast, improve the speed of expansion of the head bag body 221. Meanwhile, the head bag body 221 and the two-wing bag bodies 21 are communicated through the first vent holes 23 and the second vent holes 24, so that the air pressure in the whole air bag 2 can be kept constant, and the safety of the air bag 2 is improved.

As shown in fig. 3, in some embodiments of the present invention, the first ventilation hole 23 has a smaller aperture than the second ventilation hole 24. It can be understood that, by making the aperture of the first vent hole 23 smaller than the aperture of the second vent hole 24, the flow rate of the gas entering the two-wing bag body 21 from the first vent hole 23 into the head bag body 221 is smaller, so that the gas entering the two-wing bag body 21 can flow to the two sides of the two-wing bag body 21 to fill the two-wing bag body 21, and it is ensured that the two-wing bag body 21 can be unfolded first to protect the passenger or the driver, and at this time, the gas inside the two-wing bag body 21 enters the head bag body 221 from the plurality of second vent holes 24 on the two sides of the first vent hole 23, so that the head bag body 221 is unfolded to protect the head of the passenger or the driver. Of course, the present invention is not limited to this, the aperture of the first vent hole 23 may also be equal to the aperture of the second vent hole 24, thereby facilitating the processing, or the aperture of the first vent hole 23 may also be larger than the aperture of the second vent hole 24, thereby satisfying other practical requirements.

As shown in fig. 4, in some embodiments of the present invention, the knee bag body 222 communicates with the two-wing bag body 21 through the third vent hole 25 and the fourth vent holes 26 located on the left and right sides of the third vent hole 25. It can be understood that the inflation member 3 can firstly supply air into the two-wing bag body 21 after working, and meanwhile, the knee bag body 222 is communicated with the two-wing bag body 21 through the third vent hole 25 and the fourth vent hole 26, so that the air communication between the knee bag body 222 and the two-wing bag body 21 is realized, and the constant air pressure in the knee bag body 222 and the two-wing bag body 21 is ensured.

As shown in fig. 4, in some embodiments of the present invention, the third venting hole 25 has a larger aperture than the fourth venting hole 26. It can be understood that, because the knees of the passenger or the driver are located at the front side of the body, and the knees are closer to the mounting portion, when a traffic accident occurs, the knees of the passenger or the driver collide with the vehicle body first, and then the flow rate of the gas entering the two-wing bag body 21 into the knee bag body 222 from the third vent hole 25 is larger by making the aperture of the third vent hole 25 larger than that of the fourth vent hole 26, so that the knee bag body 222 is filled first, and the knee bag body 222 can be ensured to be unfolded first to protect the knees of the passenger or the driver.

It can be understood that if the gas in the knee bag 222 is large, a part of the gas in the knee bag 222 can enter the wing bags 21 from the fourth vent hole 26 to assist the wing bags 21 to be unfolded for protecting the passenger or the driver. If the amount of the gas in the wing bag bodies 21 is large, a part of the gas in the wing bag bodies 21 can enter the knee bag body 222 through the fourth vent hole 26, and the knee bag body 222 is assisted to unfold to protect the knees of the passenger or the driver. Of course, the utility model discloses be not limited to this, the aperture of third ventilation hole 25 also can be equal to the aperture of fourth ventilation hole 26 to convenient processing, perhaps the aperture of third ventilation hole 25 also can be less than the aperture of fourth ventilation hole 26, thereby satisfies other actual requirements.

As shown in fig. 3 to 5, in some embodiments of the present invention, the two-wing bag body 21 includes a plurality of sub-bag bodies 212 connected in sequence, a first drawstring 213 is disposed between two adjacent sub-bag bodies 212, and a fifth vent hole 2131 for communicating the two adjacent sub-bag bodies 212 is disposed on the first drawstring 213. It will be appreciated that the plurality of sub-pouches 212 are connected in series to define the two-wing pouch body 21, thereby facilitating the processing of the two-wing pouch body 21 and also facilitating the folding of the two-wing pouch body 21. Meanwhile, the two adjacent sub-bag bodies 212 are connected through the first pull tape 213, so that the connection structure is simplified, and the production cost is reduced, and the fifth vent hole 2131 is formed in the first pull tape 213, so that the gas communication between the two adjacent sub-bag bodies 212 is ensured, and the two-wing bag body 21 can be conveniently unfolded.

In some embodiments, the first drawstring 213 may be a cloth, and two adjacent sub-bags 212 are connected by sewing the first drawstring 213, so as to simplify the connection structure and reduce the production cost.

As shown in fig. 3 to 5, in some embodiments of the present invention, each of the first pulling straps 213 has a plurality of fifth venting holes 2131, so as to ensure the gas communication between two adjacent sub-bag bodies 212 and increase the unfolding speed of the two-wing bag bodies 21. In the embodiment shown in fig. 5, there are three fifth venting holes 2131 in each of the first pull straps 213.

As shown in fig. 1, 3 and 4, in some embodiments of the present invention, the fixing member 1 includes a connecting portion 13 and two opposite guiding portions 11 located at two sides of the connecting portion 13, a receiving cavity with an open rear side is defined between the two guiding portions 11 and the connecting portion 13, the air bag 2 is connected to the fixing member 1 and is foldably received in the receiving cavity, and when the air bag 2 is expanded, at least a portion of the air bag 2 is expanded out of the receiving cavity.

It can be understood that, by folding the airbag 2 into the receiving cavity of the fixing member 1, the volume of the airbag 2 can be reduced when the airbag 2 is not used, so as to facilitate the storage of the airbag 2. When the air bag 2 is expanded and unfolded, the unfolding directions of the two-wing bag bodies 21 of the air bag 2 are limited to a certain extent by the guide parts 11 positioned at the two sides of the connecting part 13, so that the two-wing bag bodies 21 can be unfolded to a certain extent according to a set shape, and at least part of the air bag 2 is unfolded out of the accommodating cavity, so that the unfolding degree of the air bag 2 is prevented from being influenced by the guide parts 11, and the protection effect of the two-wing bag bodies 21 on passengers or drivers after being unfolded is ensured.

In some embodiments, at least one sub-pocket 212 of the wing pockets 21 adjacent to the connecting portion 13 is fixedly connected to the connecting portion 13 or the guide portion 11, so that the connection between the airbag 2 and the fixing member 1 is more stable.

In some embodiments of the present invention, the distance between the two guiding portions 11 near the connecting portion 13 gradually increases to the distance between the two guiding portions 11 far from the connecting portion 13, so that the two-wing bag body 21 of the airbag 2 is restrained from expanding in the direction so that the two-wing bag body 21 can be expanded substantially in the V shape.

As shown in fig. 1 to 5, in some embodiments of the present invention, the two wing bags 21 include two wing bags 210, when the air bag is expanded and expanded, the distance between the two wing bags 210 in the left-right direction is gradually increased from front to back, so that the included angle between the two wing bags 210 is greater than 0 ° and less than 180 °, that is, when the air bag 2 is expanded and expanded, a protection space 211 substantially in a triangle shape can be defined between the two wing bags 210, thereby reducing the possibility of lateral movement of a passenger or a driver in the protection space 211, so that the two wing bags 21 can protect the passenger or the driver more reliably and effectively, and improving the safety of riding.

The shape of the unfolded two-wing bag body 21 may be limited according to actual use, and the shape of the unfolded two-wing bag body 21 is not limited as long as the two-wing bag body 21 can protect a passenger or a driver when the passenger or the driver moves laterally.

As shown in fig. 3 to 5, in some embodiments of the present invention, the two-wing bag body 21 includes a second pull strap 214, the front ends of the two-wing bag body 210 are connected through the second pull strap 214, and the second pull strap 214 is provided with an air inlet 2141 communicating the inflating member 3 with the wing bag body 210.

It can be understood that the front ends of the two side wing bag bodies 210 are connected through the second pull belt 214, so as to simplify the structure of the two side wing bag bodies 21 and reduce the production cost, and meanwhile, the second pull belt 214 is provided with an air inlet 2141 connected with the inflation piece 3, so that the air generated by the inflation piece 3 enters the two side wing bag bodies 21 from the air inlet 2141, so as to ensure the expansion of the two side wing bag bodies 21.

In some embodiments, the second draw tape 214 may be a cloth sheet, and the inner ends of the two side wing pockets 210 are sewn and connected by the second draw tape 214, so as to simplify the connection structure and reduce the production cost.

It should be noted that the protective bag 22 may be located at the center of the protective space 211 in the left-right direction, so as to better conform to the ergonomic design.

In some embodiments of the present invention, when the airbag 2 is inflated and deployed, the thickness of the two-wing bag body 21 near the inflation member 3 is smaller than the thickness of the two-wing bag body 21 far from the inflation member 3. It can be understood that, the thickness of the two-wing bag body 21 near the inflation piece 3 is smaller, and then the gas required by the two-wing bag body 21 near the inflation piece 3 is smaller, so as to ensure that the gas entering the two-wing bag body 21 can rapidly flow to the two-wing bag body 21 far away from the inflation piece 3, and further improve the unfolding speed of the two-wing bag body 21. Note that the thickness of the bag body 21 at a certain position is defined as the width of the cross section of the bag body 21 at a certain position.

As shown in fig. 3 to 5, in some embodiments of the present invention, the second strap 214 has a plurality of air inlets 2141, wherein a portion of the air inlets 2141 are opposite to the first air holes 23, so as to ensure that the air generated by the air-filling member 3 can enter the head bag 221 through the first air holes 23, thereby increasing the expansion speed of the head bag 221. A part of the air inlet 2141 is provided to face the third vent hole 25, and ensures that the air generated by the inflator 3 can enter the knee bag body 222 through the third vent hole 25, thereby increasing the speed of unfolding the knee bag body 222. In some embodiments, three air inlets 2141 are provided in the second draw tape 214.

As shown in fig. 1, in some embodiments of the present invention, the airbag module 100 further includes a flow guiding sleeve 4, the flow guiding sleeve 4 is connected to the fixing member 1, the inflating member 3 is connected to the flow guiding sleeve 4, a flow guiding opening 41 is disposed on the flow guiding sleeve 4, the flow guiding opening 41 is disposed toward the air inlet 2141 of the airbag 2, for example, the air inlet 2141 of the airbag 2 may be, but is not limited to, the air inlet 2141 of the second drawstring 214 described above. So that the gas ejected from the inflator 3 is introduced into the airbag 2 through the gas inlet 2141. It can be understood that, by providing the flow guide opening 41 on the flow guide sleeve 4, the gas generated by the inflating member 3 can be guided to flow toward the airbag 2, thereby increasing the deployment speed of the airbag 2. It is noted that "connected" as used herein refers to direct or indirect connection.

In some embodiments, the flow guide sleeve 4 may be sleeved on the inflation member 3 to prevent the heat generated by the inflation member 3 from burning the mounting portion or the fixing member 1.

As shown in fig. 1, in some embodiments of the present invention, the airbag module 100 further includes a flow guiding sleeve 4, the inflation member 3 is disposed in the flow guiding sleeve 4, the flow guiding sleeve 4 is provided with a flow guiding opening 41, and the flow guiding opening 41 is disposed toward the airbag 2. It can be understood that the flow guide sleeve 4 is sleeved on the inflating part 3, so that the heat generated by the inflating part 3 is prevented from burning the mounting part or the fixing part 1. Meanwhile, the flow guide port 41 is arranged on the flow guide sleeve 4, so that the gas generated by the inflating piece 3 can be guided to flow towards the air bag 2, and the unfolding speed of the air bag 2 is improved.

As shown in fig. 1 to 5, a vehicle according to an embodiment of the present invention includes an airbag module 100, and the airbag module 100 is the airbag module 100 according to the above-described embodiment of the present invention.

According to the utility model discloses vehicle, when taking place the traffic accident, aerify 3 work and to air pocket 2 in transport gas, thereby make air pocket 2 inflation expansion expand, and then when passenger or driver's health moved forward, passenger or driver's at least some health get into protection space 211 from the open department of protection space 211, thereby can protect passenger or driver through two wing bag bodies 21, protect passenger or driver's important position through protection bag body 22, with the injured possibility of reduction passenger or driver, improve safety by bus.

It should be noted that the installation position of the airbag 2 on the vehicle can be limited according to the actual use situation as long as the airbag 2 can protect the passenger or the driver after being inflated and deployed, for example, some application scenarios of the airbag module 100 will be described later, but the application scenarios of the airbag module 100 are not limited to the following description.

For example, in some embodiments of the present invention, the vehicle includes a rear seat and a front seat positioned in front of the rear seat, and the airbag module 100 is disposed in or behind the front seat. From this, when taking place the traffic accident, aerify 3 work and to the internal conveying gas of air pocket 2, thereby make air pocket 2 inflation and expand, after the both wings bag body 21 of air pocket 2 expandes, the protection space 211 of the both wings bag body 21 is opened towards the back row seat, and then when passenger's on the back row seat health moved towards the front seat, at least partly health of passenger on the back row seat got into protection space 211, thereby can protect passenger on the back row seat through the both wings bag body 21, avoid passenger injury on the back row seat, improve safety by bus. Meanwhile, the protection bag body 22 is unfolded in the protection space 211, and the protection bag body 22 can protect important parts of passengers, so that the riding safety is improved.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An airbag module (100) of a vehicle, the airbag module (100) comprising:

the airbag (2) comprises a two-wing bag body (21) and a protective bag body (22) communicated with the two-wing bag body (21), when the airbag (2) is expanded and unfolded, the two-wing bag body (21) is unfolded and limits a protective space (211) opened towards the rear side, the protective bag body (22) is positioned in the protective space (211), and the protective bag body (22) is unfolded;

an inflation member (3), the inflation member (3) being configured to inflate into the airbag (2).

2. The airbag module (100) of the vehicle according to claim 1, characterized in that the protection bag body (22) includes a head bag body (221) and a knee bag body (222), the head bag body (221) being located at an upper portion of the protection space (211), the knee bag body (222) being located below the head bag body (221).

3. The vehicle airbag module (100) according to claim 2, wherein the head bag body (221) communicates with the two-wing bag body (21) through a first vent hole (23) and second vent holes (24) located on both left and right sides of the first vent hole (23), and the first vent hole (23) has a hole diameter smaller than or equal to a hole diameter of the second vent hole (24).

4. The airbag module (100) for a vehicle according to claim 2, wherein the knee bag body (222) and the two-wing bag body (21) communicate through a third vent hole (25) and fourth vent holes (26) located on both left and right sides of the third vent hole (25), and the aperture of the third vent hole (25) is greater than or equal to the aperture of the fourth vent hole (26).

5. The vehicle airbag module (100) according to claim 1, wherein the two-wing bag body (21) comprises a plurality of sub-bag bodies (212) connected in sequence, a first drawstring (213) is arranged between two adjacent sub-bag bodies (212), and a fifth vent hole (2131) for communicating the two adjacent sub-bag bodies (212) is arranged on the first drawstring (213).

6. The vehicle airbag module (100) according to claim 1, wherein the two-wing bag body (21) includes two wing bag bodies (210), and a distance in the left-right direction of the two wing bag bodies (210) gradually increases from front to rear when the airbag (2) inflates and deploys.

7. The airbag module (100) of the vehicle according to claim 6, wherein the two wing bag bodies (21) include a second draw tape (214), the front ends of the two wing bag bodies (210) are connected by the second draw tape (214), and an air inlet (2141) communicating the inflator (3) and the wing bag bodies (210) is provided on the second draw tape (214).

8. An airbag assembly (100) for a vehicle according to any of claims 1 to 7 comprising:

fixing piece (1), fixing piece (1) includes connecting portion (13) and is located two guide part (11) of connecting portion (13) left and right sides, two guide part (11) set up relatively and with inject the open chamber of accomodating of rear side between connecting portion (13), air pocket (2) connect in fixing piece (1) and collapsible accomodating in accomodate the chamber, when air pocket (2) inflation is expanded, at least part of air pocket (2) expand to outside the accomodating chamber.

9. The vehicle airbag assembly (100) of claim 8, further comprising:

flow guide sleeve (4), flow guide sleeve (4) connect in mounting (1), aerify piece (3) connect in flow guide sleeve (4), be equipped with water conservancy diversion mouth (41) on flow guide sleeve (4), water conservancy diversion mouth (41) orientation air inlet (2141) of air pocket (2) set up, with aerify piece (3) spun gas and pass through air inlet (2141) are leading-in air pocket (2).

10. A vehicle, characterized by comprising an airbag assembly (100), the airbag assembly (100) being an airbag assembly (100) according to any one of claims 1 to 9.

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