CN109080574B - High-stability automobile airbag frame device - Google Patents
High-stability automobile airbag frame device Download PDFInfo
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- CN109080574B CN109080574B CN201810957000.9A CN201810957000A CN109080574B CN 109080574 B CN109080574 B CN 109080574B CN 201810957000 A CN201810957000 A CN 201810957000A CN 109080574 B CN109080574 B CN 109080574B
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- Prior art keywords
- automobile
- gasbag
- air bag
- airbag
- top pipe
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- 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
- B60R21/203—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in steering wheels or steering columns
-
- 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
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R21/0136—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to actual contact with an obstacle, e.g. to vehicle deformation, bumper displacement or bumper velocity relative to the vehicle
-
- 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
- B60R21/21—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle side panels, e.g. doors
-
- 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
- B60R21/213—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle roof frames or pillars
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- 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
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R2021/01204—Actuation parameters of safety arrangents
- B60R2021/01211—Expansion of air bags
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
The invention discloses an automobile safety air bag frame device with high stability, which comprises a seat body, wherein the seat body comprises a base, a backrest and a headrest arranged at the top of the backrest, a left fixing frame and a right fixing frame are arranged at two sides of the backrest, a left automobile top pipe and a right automobile top pipe are arranged on the left fixing frame and the right fixing frame, air bag component curtains are arranged in the left automobile top pipe and the right automobile top pipe, a side automobile door is arranged at one side of the seat body, an automobile window is arranged on the side automobile door, a steering wheel is arranged on an operating platform, a power supply is electrically connected with a control unit, the control unit comprises a controller and a control switch, the control unit is electrically connected with an inductor circuit, an air bag circuit and a signal amplification circuit, the inductor circuit comprises a collision inductor, the air bag circuit comprises a steering wheel air bag, a side automobile door air bag and an air bag component curtain, the automobile safety air bag frame device is novel in design and high in stability, and the safety of an automobile is effectively improved.
Description
The application is a divisional application of an invention patent application with an application date of 2015, 11 and 06, entitled "an automobile airbag frame device", and an application number of 201510747356.6.
Technical Field
The invention relates to the technical field of automobile safety seats, in particular to an automobile safety air bag frame device with high stability.
Background
With the development of society, automobiles become a transportation tool for daily trips of people, and with the great increase of the number of automobiles, automobile manufacturers increasingly pay more attention to the safety of the automobiles, and the existing automobiles are basically provided with a protective device of an air bag, so that a driver can be protected by the air bag when the automobiles collide, but if the automobile with a larger size collides with a compact vehicle, because the top of the head of the driver in the compact vehicle does not have sufficient safety protection measures, the driver in the compact vehicle can be greatly injured, and the consequences are not easy to assume; in addition, since the airbag needs to be opened to operate the gas generator instantaneously, the airbag needs to be opened for a certain reaction time, and if the time for opening the airbag is not appropriate, the occupant is easily injured.
Disclosure of Invention
The invention aims to provide an automobile airbag frame device with high stability, which adopts a left fixing frame, a right fixing frame, a left automobile top pipe, a right automobile top pipe, an airbag assembly curtain, a signal amplifying circuit, an alarm, an airbag sensor, a gas generator and a flow continuing device to solve the technical problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides an automobile safety air bag frame device with high stability, which comprises a seat body, wherein the seat body comprises a base, a backrest and a headrest arranged at the top of the backrest, a left fixing frame and a right fixing frame are arranged at two sides of the backrest, a left automobile top pipe and a right automobile top pipe are arranged on the left fixing frame and the right fixing frame, air bag component curtains are arranged in the left automobile top pipe and the right automobile top pipe, a side automobile door is arranged at one side of the seat body, an automobile window is arranged on the side automobile door, a steering wheel is arranged on an operating table, a power supply is electrically connected with a control unit, the control unit comprises a controller and a control switch, the control unit is electrically connected with an inductor circuit, an air bag circuit and a signal amplification circuit, the inductor circuit comprises a collision inductor, the air bag circuit comprises a steering wheel air bag, a side automobile door air bag and an air bag component curtain, the steering wheel gasbag sets up in the steering wheel, the side door gasbag sets up in the side door, steering wheel gasbag, side door gasbag and gasbag subassembly curtain electric connection gasbag module, the gasbag module contains gasbag inductor, gas generator and continuous flow ware, signal amplification circuit contains the alarm.
Further, the controller comprises a control circuit mainboard, a microprocessor and a processing chip, wherein the microprocessor and the processing chip are arranged on the control circuit mainboard, the microprocessor is electrically connected with the processing chip, and the microprocessor is welded on the control circuit mainboard together with the processing chip.
Further, the collision sensor is synchronous with the airbag sensor, and the collision sensor is a collision sensor of the airbag module.
Further, the controller is a single chip microcomputer.
Further, the left vehicle jacking pipe and the right vehicle jacking pipe are made of steel materials with strong hardness.
Further, the airbag module is provided with a detection unit, the detection unit is electrically connected with the control unit, and a driving unit is further arranged in the control unit.
Compared with the prior art, the invention has the beneficial effects that: the automobile safety air bag frame device comprises a left fixing frame, a right fixing frame, a left automobile top pipe, a right automobile top pipe, an air bag assembly curtain, a signal amplifying circuit, an alarm, an air bag sensor, an air generator and a flow continuing device, wherein the left fixing frame and the right fixing frame are arranged on two sides of a seat body, the left automobile top pipe and the right automobile top pipe are arranged on the left fixing frame and the right fixing frame, the head of a driver can be fully protected when the automobile is violently collided through the left automobile top pipe and the right automobile top pipe, injury is reduced to the minimum to the maximum extent, the air bag assembly curtains are arranged in the left automobile top pipe and the right automobile top pipe, the safety protection area can be increased through the air bag assembly curtains, the design is reasonable, the safety protection area is effectively increased, timely alarming can be carried out under the condition that the driver is in a coma by both sides through the alarm, so as not to miss the best rescue opportunity, and the air bag module comprises the air bag sensor, Gas generator and continuous flow ware through gasbag inductor, gas generator and continuous flow ware can be in time open the gasbag when the car bumps, and the response of gasbag inductor is more sensitive, and the security is higher.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of an airbag frame assembly for a vehicle according to an embodiment of the present invention;
fig. 2 is a block diagram of a control system for an airbag frame assembly of a vehicle with high stability according to an embodiment of the present invention;
in the figure: 1. a seat body; 2. a base; 3. a backrest; 4. a headrest; 5. a right fixing frame; 6. a right vehicle jacking pipe; 7. left-hand pipe jacking; 8. a side door; 9. a vehicle window; 10. a steering wheel; 11. an airbag module curtain; 12. a collision sensor; 13. an inductor circuit; 14. a power source; 15. a control unit; 16. a controller; 17. a control switch; 18. an airbag circuit; 19. a signal amplification circuit; 20. an alarm; 21. a steering wheel airbag; 22. a side door airbag; 23. a flow continuing device; 24. an air bag sensor; 25. a gas generator; 26. an operation table; 27. a left fixing frame.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are
The examples are provided only for illustrating and explaining the present invention and are not intended to limit the present invention.
As shown in fig. 1 to 2, the present invention relates to an automotive airbag frame device with high stability, which includes a seat body 1, wherein the seat body 1 includes a base 2, a backrest 3 and a headrest 4 disposed on the top of the backrest 3, a left fixing frame 27 and a right fixing frame 5 are disposed on two sides of the backrest 3, a left roof tube 7 and a right roof tube 6 are disposed on the left fixing frame 27 and the right fixing frame 5, an airbag module curtain 11 is disposed in the left roof tube 7 and the right roof tube 6, a side door 8 is disposed on one side of the seat body 1, a window 9 is disposed on the side door 8, a steering wheel 10 is disposed on an operation panel 26, a power supply 14 is electrically connected to a control unit 15, the control unit 15 includes a controller 16 and a control switch 17, the control unit 15 is electrically connected to a sensor circuit 13, an airbag circuit 18 and a signal amplification circuit 19, the sensor circuit 13 includes a collision sensor 12, airbag circuit 18 contains steering wheel gasbag 21, side door gasbag 22 and airbag module curtain 11, steering wheel gasbag 21 sets up in steering wheel 10, side door gasbag 22 sets up in side door 8, steering wheel gasbag 21, side door gasbag 22 and 11 electric connection airbag module of airbag module curtain, airbag module contains gasbag inductor 24, gas generator 25 and continuous flow ware 23, signal amplification circuit 19 contains alarm 20.
The controller 16 comprises a control circuit main board, and a microprocessor and a processing chip which are arranged on the control circuit main board, the microprocessor is electrically connected with the processing chip, the microprocessor and the processing chip are welded on the control circuit main board, the collision sensor 12 is synchronous with the air bag sensor 24, the collision sensor 12 is a collision sensor 12 of an air bag module, the controller 16 is a single chip microcomputer, the left car roof pipe 6 and the right car roof pipe 7 are made of steel materials with stronger hardness, the air bag module is provided with a detection unit, the detection unit is electrically connected with a control unit 15, a driving unit is further arranged in the control unit 15, once collision occurs in the driving process of the automobile, when a driver pushes out a larger object, because a left fixing frame 27 and a right fixing frame 5 are arranged on two sides of the seat body 1, the left fixing frame 27 and the right fixing frame 5 are provided with the left roof pipe 7 and the right roof pipe 6, the head of a driver can be fully protected when the automobile collides violently through the left roof pipe 7 and the right roof pipe 6, the injury is minimized to the greatest extent, because the air bag component curtains 11 are arranged in the left roof pipe 7 and the right roof pipe 6, the safety protection area can be increased through the air bag component curtains 11, the design is reasonable, the safety protection area is effectively increased, the alarm 20 can give an alarm in time under the condition that the drivers of two parties are unconscious, so as to avoid missing the best rescue opportunity, because the air bag module comprises the air bag sensor 24, the gas generator 25 and the afterflow device 23, the air bag can be opened in time when the automobile collides through the air bag sensor 24, the gas generator 25 and the afterflow device 23, and the air bag sensor 24 is sensitive in sensing, the safety is higher.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (4)
1. A high-stability automobile safety air bag frame device comprises a seat body (1), wherein the seat body (1) comprises a base (2), a backrest (3) and a headrest (4) arranged at the top of the backrest (3), and is characterized in that a left fixing frame (27) and a right fixing frame (5) are arranged on two sides of the backrest (3), a left automobile top pipe (7) and a right automobile top pipe (6) are arranged on the left fixing frame (27) and the right fixing frame (5), the left automobile top pipe (7) and the right automobile top pipe (6) protect the head of a driver when an automobile collides, an air bag assembly curtain (11) is arranged in the left automobile top pipe (7) and the right automobile top pipe (6), the safety protection area is increased through the air bag assembly curtain (11), a side automobile door (8) is arranged on one side of the seat body (1), and an automobile window (9) is arranged on the side automobile door (8), steering wheel (10) sets up on operation panel (26), power (14) electric connection the control unit (15), the control unit (15) includes controller (16) and control switch (17), the control unit (15) electric connection inductor circuit (13), gasbag circuit (18) and signal amplification circuit (19), inductor circuit (13) contain collision inductor (12), gasbag circuit (18) contain steering wheel gasbag (21), side door gasbag (22) and gasbag subassembly curtain (11), steering wheel gasbag (21) set up in steering wheel (10), side door gasbag (22) set up in side door (8), steering wheel gasbag (21), side door gasbag (22) and gasbag subassembly curtain (11) electric connection gasbag module, the gasbag module contains gasbag inductor (24), gas generator (25) and continuous flow ware (23), the signal amplification circuit (19) comprises an alarm (20), and the alarm (20) gives an alarm under the condition that the drivers of the two parties are unconscious;
the left vehicle top pipe (7) and the right vehicle top pipe (6) are made of steel materials with strong hardness;
the controller (16) comprises a control circuit mainboard, and a microprocessor and a processing chip which are arranged on the control circuit mainboard, wherein the microprocessor is electrically connected with the processing chip, and the microprocessor and the processing chip are welded on the control circuit mainboard;
the collision sensor (12) and the airbag sensor (24) are synchronous, and the collision sensor (12) is a collision sensor (12) of an airbag module.
2. The high-stability automobile airbag frame device according to claim 1, wherein the airbag sensor (24), the gas generator (25) and the flow extender (23) sense that the airbag sensor (24) opens the airbag when the automobile collides.
3. The high-stability automobile airbag frame device according to claim 1, wherein the controller (16) is a single chip microcomputer.
4. The automobile airbag frame device with high stability as claimed in claim 1, wherein the airbag module is provided with a detection unit, the detection unit is electrically connected with a control unit (15), and a driving unit is further arranged in the control unit (15).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810957000.9A CN109080574B (en) | 2015-11-06 | 2015-11-06 | High-stability automobile airbag frame device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510747356.6A CN105253093B (en) | 2015-11-06 | 2015-11-06 | A kind of safe automobile air bag rack device |
CN201810957000.9A CN109080574B (en) | 2015-11-06 | 2015-11-06 | High-stability automobile airbag frame device |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510747356.6A Division CN105253093B (en) | 2015-11-06 | 2015-11-06 | A kind of safe automobile air bag rack device |
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CN109080574A CN109080574A (en) | 2018-12-25 |
CN109080574B true CN109080574B (en) | 2020-10-30 |
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CN201510747356.6A Active CN105253093B (en) | 2015-11-06 | 2015-11-06 | A kind of safe automobile air bag rack device |
CN201810957000.9A Active CN109080574B (en) | 2015-11-06 | 2015-11-06 | High-stability automobile airbag frame device |
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CN201510747356.6A Active CN105253093B (en) | 2015-11-06 | 2015-11-06 | A kind of safe automobile air bag rack device |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106004769A (en) * | 2016-07-13 | 2016-10-12 | 芜湖金鹏汽车部件有限公司 | Automobile airbag rack device |
CN106740644A (en) * | 2017-02-16 | 2017-05-31 | 蚌埠市建金智能科技有限公司 | A kind of air bag rack device |
CN108915585A (en) * | 2018-07-13 | 2018-11-30 | 刘冲 | A kind of six arm top roofboltiers |
CN111942320A (en) * | 2020-08-10 | 2020-11-17 | 卢建强 | Automobile safety fixing air bag |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2628815A1 (en) * | 1976-06-26 | 1978-01-05 | Volkswagenwerk Ag | Car occupant crash protection device - has explosion operated inflatable bag mounted in roof to enclose head of occupant |
DE19745872B4 (en) * | 1997-10-17 | 2005-07-07 | Volkswagen Ag | airbag device |
DE10339858A1 (en) * | 2003-08-29 | 2005-03-24 | Daimlerchrysler Ag | Lowerable roof frame for a vehicle with openable roof such as a cabriolet whereby the frame can be put in a rollover protection position |
DE502004012307D1 (en) * | 2004-05-27 | 2011-04-28 | Delphi Tech Inc | An air bag assembly |
KR20110056065A (en) * | 2009-11-20 | 2011-05-26 | 현대모비스 주식회사 | A automobile |
US8801033B2 (en) * | 2010-06-02 | 2014-08-12 | Automotive Technologies International, Inc. | Airbag system |
KR20120051279A (en) * | 2010-11-12 | 2012-05-22 | 현대자동차주식회사 | Center airbag module in vehicle |
CN203047142U (en) * | 2012-12-11 | 2013-07-10 | 江门市侍卫长卫星应用安全有限公司 | Intelligent alarm control system of safety air bag |
DE102013012521A1 (en) * | 2013-07-27 | 2014-03-27 | Daimler Ag | Vehicle e.g. convertible, has side elements which are extended in vehicle longitudinal direction, and airbag that is integrated in side element |
CN203995811U (en) * | 2014-08-08 | 2014-12-10 | 吉林大学 | Car roof Collapse Deformation is protective air-bag formula head rest device initiatively |
CN204368074U (en) * | 2014-12-15 | 2015-06-03 | 浙江吉利汽车研究院有限公司 | Vehicle collision safety control system |
CN205326998U (en) * | 2015-11-06 | 2016-06-22 | 泉州黄章智能科技有限公司 | Car air bag puts up device |
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2015
- 2015-11-06 CN CN201510747356.6A patent/CN105253093B/en active Active
- 2015-11-06 CN CN201810957000.9A patent/CN109080574B/en active Active
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CN105253093B (en) | 2018-09-07 |
CN109080574A (en) | 2018-12-25 |
CN105253093A (en) | 2016-01-20 |
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Effective date of registration: 20200927 Address after: No. 182, aocuo, Liandai village, Baiqi Hui nationality township, Taishang investment zone, Quanzhou City, Fujian Province Applicant after: Quanzhou investment from Taiwan area Yu Bao commerce and trade Co.,Ltd. Address before: No. 3 2005, Libao Donghua Jingjing, Wan'an street, Luojiang District, Quanzhou City, Fujian Province Applicant before: QUANZHOU HUANGZHANG INTELLIGENT TECHNOLOGY Co.,Ltd. |
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