CN114435295A - Full-wrapped safety airbag installed on seat backrest - Google Patents
Full-wrapped safety airbag installed on seat backrest Download PDFInfo
- Publication number
- CN114435295A CN114435295A CN202210154134.3A CN202210154134A CN114435295A CN 114435295 A CN114435295 A CN 114435295A CN 202210154134 A CN202210154134 A CN 202210154134A CN 114435295 A CN114435295 A CN 114435295A
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- China
- Prior art keywords
- area
- abdomen
- chest
- airbag
- air bag
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 210000001015 abdomen Anatomy 0.000 claims abstract description 60
- 238000009958 sewing Methods 0.000 claims description 9
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/207—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle seats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/23—Inflatable members
- B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
- B60R21/233—Inflatable members characterised by their shape, construction or spatial configuration comprising a plurality of individual compartments; comprising two or more bag-like members, one within the other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/207—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle seats
- B60R2021/2074—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle seats in head rests
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/23—Inflatable members
- B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
- B60R21/233—Inflatable members characterised by their shape, construction or spatial configuration comprising a plurality of individual compartments; comprising two or more bag-like members, one within the other
- B60R2021/23308—Inflatable members characterised by their shape, construction or spatial configuration comprising a plurality of individual compartments; comprising two or more bag-like members, one within the other the individual compartments defining the external shape of the bag
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
A fully-wrapped safety airbag installed on a seat backrest comprises an airbag and two gas generators, wherein the airbag is of a bilaterally symmetrical structure, two gas inlet channels are symmetrically arranged on two sides of the rear end of the airbag, and the two gas generators are symmetrically fixed in the two gas inlet channels; a non-inflatable area is sewn in the middle of the air bag close to the rear end, two side head protection areas and two side chest and abdomen protection areas are symmetrically arranged on two sides of the non-inflatable area, the side head protection areas are respectively adjacent to the non-inflatable area, the side chest and abdomen protection areas are respectively positioned on the outer sides of the side head protection areas, and the side head protection areas and the side chest and abdomen protection areas are respectively communicated with corresponding air inlet channels; the middle part of the air bag close to the front end is provided with a front chest and abdomen protection area, and the front ends of the two side head protection areas are respectively communicated with the front chest and abdomen protection area; pull belts are symmetrically connected to the two sides of the front chest and abdomen protection area on the air bag. The airbag can realize the all-dimensional wrapping protection for a driver or a passenger in the process of a collision accident, and the life safety of the personnel is guaranteed to the maximum extent.
Description
Technical Field
The invention relates to the field of automobile safety airbags, in particular to a fully-wrapped safety airbag installed on a seat backrest.
Background
The arrangement of the traditional safety air bag requires the mutual matching of air bag modules to complete the protection of drivers or members; particularly, the head and the neck of a member are easily injured in the side collision process of the vehicle, and the head is easily subjected to secondary collision due to the side inertia swing of a driver and the member in the primary collision, so that great injury can be caused; in addition, in the event of a vehicle rollover accident, the passengers are hardly restrained, and great survival pressure is caused to the passengers. Finally, an all-directional wrapping type air bag capable of fusing all air bag modules together needs to be developed, so that a member can be wrapped in a seat in an all-directional manner in the process of a collision accident, and the life safety of the member is guaranteed to the maximum extent.
Disclosure of Invention
The invention aims to provide a full-wrapping safety airbag arranged on a seat backrest, so that omnibearing wrapping protection is provided for a driver or a passenger in the process of a collision accident, and the life safety of the personnel is guaranteed to the maximum extent.
The technical scheme of the invention is as follows:
a full-wrapped airbag installed on a seat back comprises an airbag and a gas generator, and is characterized in that: the safety airbag is arranged on the two sides of the backrest and on the framework at the outer edge of the headrest in a surrounding manner, the airbag is of a bilateral symmetry structure, two air inlet channels are symmetrically arranged on the two sides of the rear end of the airbag, and two gas generators are symmetrically fixed in the two air inlet channels; a non-inflation area is sewn in the middle of the air bag close to the rear end of the air bag through sewing threads, two side head protection areas and two side chest and abdomen protection areas are symmetrically arranged on two sides of the non-inflation area, the side head protection areas are respectively adjacent to the non-inflation area, the side chest and abdomen protection areas are respectively positioned on the outer sides of the side head protection areas, and the side head protection areas and the side chest and abdomen protection areas positioned on the same side of the air bag are respectively communicated with corresponding air inlet channels;
the middle part of the air bag close to the front end is provided with a front chest and abdomen protection area, and the front ends of the two side head protection areas are respectively communicated with the front chest and abdomen protection area and are used for guiding air into the front chest and abdomen protection area to wrap and cover passengers; drawstrings are symmetrically connected to two sides of the front chest and abdomen protection area on the air bag and are used for connecting frameworks on two sides of the seat backrest and limiting the unfolding shape and position of the front chest and abdomen protection area.
Preferably, two air guide bag pieces are symmetrically sewn between the side head protection area and the side chest and abdomen protection area on two sides in the air bag, and the side head protection area and the side chest and abdomen protection area are respectively communicated with the corresponding air inlet channels through the air guide bag pieces.
Preferably, the non-inflation area is of an inverted T shape, and a vent is arranged at the front end of the non-inflation area on the air bag and used for realizing breathing and ventilation of a driver or passengers after the air bag is unfolded.
Preferably, the front chest and abdomen protecting area is rectangular, and is folded towards the lower part of the air bag and then sewn with two side edge parts of the air bag, so as to ensure that a driver or a passenger can be sleeved in the air bag after the air bag is unfolded, thereby providing all-round protection.
It is further preferable that a plurality of fixing pieces are sewn at the rear end edge of the bag so that the airbag is fitted around the frames on both sides of the seat back and on the outer edge of the headrest.
Preferably, the gas generator is fixed in the gas inlet channel through two hoops sleeved outside the gas inlet channel, and a support is further fixed outside the gas inlet channel through the hoops, so that the gas generator and the gas inlet channel are fixed conveniently.
The invention has the beneficial effects that:
1. the safety airbag is arranged on the two sides of the seat back and on the framework at the outer edge of the headrest in a surrounding manner, the airbag is sewn with a non-inflatable area, two side head protection areas, two side chest and abdomen protection areas and a front chest and abdomen protection area through sewing threads, the side head protection area and the side chest and abdomen protection area which are symmetrically arranged on the same side of the airbag are respectively communicated with corresponding air inlet channels, and the front ends of the two side head protection areas are respectively communicated with the front chest and abdomen protection area, so that the head and the chest and abdomen of a driver or a passenger can be wrapped in the airbag after the airbag is unfolded, the omnibearing three-dimensional wrapping type protection is provided for the driver or the passenger in the collision accident process, and the life safety of the passenger is guaranteed to the maximum.
2. Because the drawstrings are symmetrically connected with the two sides of the front chest and abdomen protection area on the air bag, and the outer ends of the two drawstrings are connected with the frameworks on the two sides of the chair back, the expansion shape and the position of the front chest and abdomen protection area can be limited, a driver or a passenger can be effectively prevented from rushing out of the safety air bag due to inertia in the collision accident process, and the safety protection performance is further improved.
3. The safety airbag is mounted on the two sides of the seat back and the framework at the outer edge of the headrest, is not interfered by the configuration of a display screen, a ceiling and the like in the automobile body, occupies small space, can be matched with the rotation of the seat to be free from constraint, can adapt to the development of future automobiles, and can provide final safety guarantee for a driver as long as the driver does not leave the seat no matter how the scene in the automobile changes.
Drawings
Fig. 1 is a schematic view showing a folded airbag of the present invention.
Fig. 2 is a schematic view of the airbag of the present invention before folding.
Fig. 3 is a schematic view of the deployed anterior chest and abdomen protection area of fig. 2.
Fig. 4 is a side view of the invention after installation.
Fig. 5 is a left side view of fig. 4.
FIG. 6 is an elevational view of the invention after inflation and deployment.
Fig. 7 is a side view of the present invention after inflation and deployment.
FIG. 8 is a top sectional view of the present invention after inflation and deployment.
In the figure: the air bag type air bag comprises a support 1, a hoop 2, an air generator 3, a pull belt 4, a fixing sheet 5, an air bag 6, an air guide bag sheet 7, a framework 8, a bolt 9, a driver or passenger 10, an air inlet channel 601, a side head protection area 602, a non-inflation area 603, a side chest and abdomen protection area 604, a front chest and abdomen protection area 605, a vent 606 and a sewing thread 607.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 8, the full-wrapped airbag mounted on the backrest of the seat according to the present invention is mounted around the frame on both sides of the backrest and the outer edge of the headrest, and comprises an airbag 6 and two gas generators 3, wherein the airbag 6 has a left-right symmetrical structure formed by sewing an upper bag piece and a lower bag piece through sewing threads and applying glue, two gas inlet channels 601 are symmetrically sewn on both sides of the rear end of the airbag 6 through sewing threads, and the two gas generators 3 are symmetrically fixed in the two gas inlet channels 601; a non-inflatable area 603 is sewn in the middle of the air bag 6 near the rear end, the non-inflatable area 603 is of an inverted T shape, an approximately rectangular vent 606 is arranged at the front end of the non-inflatable area 603 on the air bag 6, and the vent 606 corresponds to the face of a driver or a passenger after the air bag 6 is unfolded and is used for realizing breathing and ventilation of the driver or the passenger after the air bag 6 is unfolded;
two side head protection areas 602 and two side chest and abdomen protection areas 604 are symmetrically sewn on the two sides of the non-inflatable area 603 on the air bag 6, the side head protection areas 602 are respectively adjacent to the non-inflatable area 603, the side chest and abdomen protection areas 604 are respectively positioned on the outer sides of the side head protection areas 602, and the side head protection areas 602 and the side chest and abdomen protection areas 604 positioned on the same side of the air bag 6 are respectively communicated with the corresponding air inlet channels 601;
a front chest and abdomen protection area 605 is sewn at the middle part of the air bag 6 close to the front end through sewing threads, and the front ends of the two side head protection areas 602 are gradually contracted and are respectively communicated with the front chest and abdomen protection area 605 for rapidly guiding air into the front chest and abdomen protection area 605 to wrap and cover passengers; drawstrings 4 are symmetrically connected to two sides of the front chest and abdomen protection area 605 on the air bag 6, and are used for connecting frameworks on two sides of a seat back and limiting the unfolding shape and position of the front chest and abdomen protection area 605.
Two air guide bag sheets 7 are symmetrically sewn between the side head protection area 602 and the side chest and abdomen protection area 604 on the two sides in the air bag 6, the air guide bag sheets 7 are provided with an air inlet and two air outlets, and the side head protection area 602 and the side chest and abdomen protection area 604 are respectively communicated with the corresponding air inlet channel 601 through the air guide bag sheets 7.
The front chest and abdomen protecting area 605 is rectangular, two outer corners at the front end are round corners, the front chest and abdomen protecting area 605 is folded towards the lower part of the air bag 6 and then is sewn or not sewn with the edge parts of the side head protecting areas 602 at two sides of the air bag 6 through sewing threads 607, so that the front chest and abdomen protecting area 605 is partially overlapped with the non-inflatable area 603 and the side head protecting areas 602 at two sides, a driver or a passenger is sleeved in the front chest and abdomen protecting area after the front chest and abdomen protecting area 605 is unfolded, and therefore all-round protection is provided.
A plurality of fixing pieces 5 are sewn at the rear end edge of the air bag 6 so that the air bag is mounted around the frame on both sides of the seat back and the outer edge of the headrest. The gas generator 3 is fixed in the air inlet channel 601 through two hoops 2 sleeved outside the air inlet channel 601 respectively, and a support 1 is further fixed outside the air inlet channel 601 through the hoops 2 so as to fix the gas generator 3 and the air inlet channel 601 conveniently.
During installation, the air bag 6 is folded, clamped with preset mounting holes in frameworks 8 on two sides of the seat back through the support 1 and fixed through the bolts 9, fixedly connected with preset connecting pieces on two sides of the seat back and the frameworks on the outer edge of the headrest through the fixing pieces 5 through the bolts, and fixed on the frameworks on the two sides of the seat back and the outer edge of the headrest in an n-shaped mode after installation, and wrapped in the frameworks on the two sides of the seat back and the outer edge of the headrest which are connected into a whole through a skin subjected to tearing and weakening treatment.
When a vehicle collides, gas generated after ignition of the two gas generators 3 is simultaneously filled into the two side head protection areas 602 and the side chest and abdomen protection areas 604 through the gas guide bag sheets 7, so that the gas bag breaks through the skin and is unfolded forwards, the two side head protection areas 602 are unfolded at two sides of the head of the driver or the passenger 10, the two side chest and abdomen protection areas 604 are unfolded at two sides of the body of the driver or the passenger 10, meanwhile, the non-inflation area 603 extends forwards from the upper part of the head of the driver or the passenger, high-pressure gas enters the front chest and abdomen protection area 605 through the two side head protection areas 602, the front chest and abdomen protection area 605 is rapidly unfolded downwards under the constraint of the two side drawstrings 4, the head and the chest and abdomen of the driver or the passenger are wrapped in the high-pressure gas, three-dimensional omnibearing wrapping protection is provided for the driver or the passenger 10, and the life safety of the passenger is ensured to the maximum.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (6)
1. A fully encapsulated airbag for mounting on a seat back, comprising an airbag and a gas generator, characterized in that: the safety airbag is arranged on the two sides of the backrest and on the framework at the outer edge of the headrest in a surrounding manner, the airbag is of a bilateral symmetry structure, two air inlet channels are symmetrically arranged on the two sides of the rear end of the airbag, and two gas generators are symmetrically fixed in the two air inlet channels; a non-inflation area is sewn in the middle of the air bag close to the rear end of the air bag through sewing threads, two side head protection areas and two side chest and abdomen protection areas are symmetrically arranged on two sides of the non-inflation area, the side head protection areas are respectively adjacent to the non-inflation area, the side chest and abdomen protection areas are respectively positioned on the outer sides of the side head protection areas, and the side head protection areas and the side chest and abdomen protection areas positioned on the same side of the air bag are respectively communicated with corresponding air inlet channels;
the middle part of the air bag close to the front end is provided with a front chest and abdomen protection area, and the front ends of the two side head protection areas are respectively communicated with the front chest and abdomen protection area and are used for guiding air into the front chest and abdomen protection area to wrap and cover passengers; drawstrings are symmetrically connected to two sides of the front chest and abdomen protection area on the air bag and used for connecting frameworks on two sides of the seat back and limiting the unfolding shape and position of the front chest and abdomen protection area.
2. A full wrap airbag for mounting to a seat back as claimed in claim 1, wherein: two air guide bag pieces are symmetrically sewn between the side head protection area and the side chest and abdomen protection area on two sides in the air bag, and the side head protection area and the side chest and abdomen protection area are respectively communicated with corresponding air inlet channels through the air guide bag pieces.
3. A full wrap airbag for mounting to a seat back as claimed in claim 1, wherein: the non-inflatable area is of an inverted T shape, and a vent is arranged at the front end of the non-inflatable area on the air bag and used for realizing breathing and ventilation of a driver or passengers after the air bag is unfolded.
4. A full wrap airbag for mounting to a seat back as claimed in claim 1 or 3 wherein: the front chest and abdomen protecting area is rectangular, is folded towards the lower part of the air bag and then is sewn with the edge parts of the two sides of the air bag, so as to ensure that a driver or a passenger can be sleeved in the front chest and abdomen protecting area after the front chest and abdomen protecting area is unfolded.
5. A full wrap airbag for mounting to a seat back as claimed in claim 1, wherein: a plurality of fixing pieces are sewn at the rear end edge of the air bag so that the air bag is mounted around the frame on both sides of the seat back and the outer edge of the headrest.
6. A full wrap airbag for mounting to a seat back as claimed in claim 1 or 5 wherein: the gas generator is fixed in the air inlet channel through two hoops sleeved outside the air inlet channel respectively, and a support is further fixed outside the air inlet channel through the hoops so as to fix the gas generator and the air inlet channel conveniently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210154134.3A CN114435295A (en) | 2022-02-21 | 2022-02-21 | Full-wrapped safety airbag installed on seat backrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210154134.3A CN114435295A (en) | 2022-02-21 | 2022-02-21 | Full-wrapped safety airbag installed on seat backrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114435295A true CN114435295A (en) | 2022-05-06 |
Family
ID=81374157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210154134.3A Pending CN114435295A (en) | 2022-02-21 | 2022-02-21 | Full-wrapped safety airbag installed on seat backrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114435295A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12246670B2 (en) * | 2022-10-14 | 2025-03-11 | Toyota Jidosha Kabushiki Kaisha | Airbag device and passenger protection device |
| US12269408B2 (en) * | 2022-10-14 | 2025-04-08 | Toyota Jidosha Kabushiki Kaisha | Airbag device and passenger protection device |
-
2022
- 2022-02-21 CN CN202210154134.3A patent/CN114435295A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12246670B2 (en) * | 2022-10-14 | 2025-03-11 | Toyota Jidosha Kabushiki Kaisha | Airbag device and passenger protection device |
| US12269408B2 (en) * | 2022-10-14 | 2025-04-08 | Toyota Jidosha Kabushiki Kaisha | Airbag device and passenger protection device |
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