CN105292041A - Use method of automobile backup safety device - Google Patents
Use method of automobile backup safety device Download PDFInfo
- Publication number
- CN105292041A CN105292041A CN201510684571.6A CN201510684571A CN105292041A CN 105292041 A CN105292041 A CN 105292041A CN 201510684571 A CN201510684571 A CN 201510684571A CN 105292041 A CN105292041 A CN 105292041A
- Authority
- CN
- China
- Prior art keywords
- air bag
- air
- depressed part
- cavity
- lignilite
- 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
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
- B60R21/18—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags the inflatable member formed as a belt or harness or combined with a belt or harness arrangement
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
The invention discloses a use method of an automobile backup safety device. The use method comprises the following steps: when the car running state quickly reduces from high speed, an air pump connected with an automobile active safety system starts to work to quickly inflate an air bag; before the safety belt tightens the upper torso of a driver, the air bag directly contacts with part of the upper torso of the driver, and by utilizing the efficient buffering of the air bag, an arc-shaped sinking part is formed in the middle of the air bag, and the sinking part is adapted to the contact part; a tightening hole directly divides the sinking part into an upper cavity and a lower cavity which are communicated with each other, and the tightening hole can shrink an air inlet channel between the upper cavity and the lower cavity, so that air in the air bag fills up the upper cavity in priority to ensure that the expanding part contacts with the maximally stressed part; and when pressure value in the lower part of the air bag reaches specified value, a suture line is propped open by the lower part of the air bag, so that the moving path of the lower part of the air bag is fit to the lateral area of the abdomen only in bouncing, thus protecting the area from the trouble of hurt by tying.
Description
Technical field
The present invention relates to Intelligent Vehicle Initiative Security System, specifically refer to a kind of using method of automobile auxiliary safety device.
Background technology
In automotive safety research, air bag, as the auxiliary configuration of vehicle body passive satety, is day by day subject to people's attention.When automobile and obstacle collision rift, be called primary collision, occupant and car inner member collide, be called secondary collision, a gassiness air cushion opened rapidly by air bag after primary collision, before secondary collision, " flutter on air cushion " when occupant is moved because of inertia thus relax impact that occupant is subject to and absorb collision energy, alleviating the extent of injury of occupant.Air bag is extensive in automotive interior application, comprises operator seat safety air bag, co-driver safety air bag, front-seat side airbag, gas curtain and knee air bag etc.Safety air bag is generally made up of sensor, automatically controlled single, gas generator, air bag, afterflow device etc., forms air bag module together with usual gas generator does with air bag etc.Sensor experiences auto against intensity, and the signal experienced is sent to controller, the signal of controller receiving sensor is gone forward side by side row relax, when it judges to be necessary to open air bag, send ignition signal immediately with traps gas producer, after gas generator receives ignition signal, rapid fire well produces a large amount of gas to airbag aeration.
But safety air bag of the prior art exists following defect, and air bag system belongs to passive safety system, safety guard-safeguard cannot be moved to passenger real alms giver; When vehicle does not collide; due to emergency case; as carried out sudden stop at high speeds; now air bag system all can not start; and due to the sharply change of motoring condition; even if navigating mate, under the protection of safety strap, comparatively serious injury can not occur, but just because of the restriction of safety strap to trunk on chaufeur, the upper trunk of navigating mate is made to be subject to obvious ankle injury.
Summary of the invention
The object of the present invention is to provide a kind of using method of automobile auxiliary safety device, start the upper trunk of air bag to navigating mate when motoring condition sharply changes and protect, avoid navigating mate to occur serious ankle injury.
Object of the present invention is achieved through the following technical solutions:
A using method for automobile auxiliary safety device, comprises the following steps:
A is when driving a vehicle dynamically by when reducing rapidly at a high speed, and the air pump be connected with automobile active safety system is started working, and directly carries out fast aeration to air bag;
The volume expansion part of B air bag starts to eject by cracking, and topmost contact portion is shoulder to chest, belly side area between safety strap and upper trunk, on safety strap body ties navigating mate tight before trunk, air bag just directly contacts with torso portion on chaufeur, utilize the high efficiency buffer of air bag, the middle part of air bag arranges the depressed part of arc, and this depressed part and described contact portion adapt;
Depressed part is directly divided into the epicoele and cavity of resorption that are interconnected by the tight mouth of C, and the free air diffuser between the reduced epicoele of tight mouth and cavity of resorption, make the gas in air bag preferentially fill epicoele, make its dilation and maximum weighted part contact;
D is when the force value in air bag bottom reaches specified value, lignilite is backed down by air bag bottom, and now depressed part with mate between upper trunk contact complete, make the running orbit of air bag bottom can only eject time fit to belly side area, protect this region not perplex by ankle injury;
In above-mentioned steps, compression chamber is provided with in described safety strap, airbag fold is placed in compression chamber, and be provided with in the side that described safety strap presses close to seat and crack, the end of described air bag is provided with admission port, in the middle part of air bag positive symmetry slot sidewall on be provided with the depressed part of arc, and inwall in the middle part of described depressed part is provided with tight mouth; Inwall is chosen two different some positions in the middle part of described depressed part, with described some position for starting point forms multiple independently fold by carrying out plicating suture to air bag inwall, multiple fold distributes ringwise and the gas channel formed forms described tight mouth, and the internal diameter of described tight mouth is less than the minimum diameter on depressed part top; Sewed up by the lignilite of serpentine in described one end of cracking close safety strap movable part, described lignilite kept the stitching of symmetry slot end before the air pressure of air bag bottom reaches the force value of regulation, when the force value in air bag bottom reaches more than authorized pressure value, the stitching of symmetry slot end removed by lignilite.
As everyone knows, to in airtight cavity during insufflation gas, air-flow flows to the meiobar of cavity usually, after being about to the cavity bottom filling relative with inflow point, whole cavity is just filled complete by gas, therefore in the present invention, for shoulder to the maximum weighted part of chest region, the air bag of this part then requires to be filled fast, to reduce hard defects or the appearance of soft tissue injury in upper trunk, the middle part of depressed part is provided with tight mouth, depressed part is directly divided into the epicoele and cavity of resorption that are interconnected by this tight mouth, and the function of tight mouth is the free air diffuser reduced between epicoele and cavity of resorption, the gas in air bag is made preferentially to fill epicoele, make its dilation and maximum weighted part contact, and then the injury rate greatly reduced in moderating process.Flow diameter between the epicoele of depressed part and cavity of resorption directly changes by arranging of tight mouth, namely the top of air bag can be met by Fast Filling, and when air bag top cubic expansion to a certain extent time, lignilite on multiple folds adjacent under the squeezing action of air pressure ruptures in succession, internal diameter size in the middle part of depressed part is recovered again, the air-flow injected is then quick under-filled by air bag, and now whole air bag is applied on trunk completely, to prevent the Local Damaged of upper trunk.And, as long as air bag is by the rapid expansion of middle ejection based on himself volume of cracking, and airbag body is folding is placed in compression chamber, because air bag ejects until cubic expansion is to consuming time shorter time maximum, the moment of therefore ejecting at air bag himself carries larger momentum, be more prone to change its path of motion after ejection simultaneously, and in this device, the crack place corresponding in air bag bottom arranges the lignilite of serpentine, namely the lignilite of serpentine can carry out delay process to the ejection of air bag bottom, to ensure the safe and reliable coefficient of safety strap.
Described air bag is fixed on the inwall of compression chamber away from the sidewall cracked.As preferably; crack for avoiding air bag direct overall ejection after expansion; air bag is fixed on the inwall of compression chamber away from the sidewall cracked; limit the expansion direction of air bag simultaneously; namely limit the positive symmetry slot of expansion direction of air bag, improve air bag to the full extent to the protected effect of upper trunk.
The present invention compared with prior art, has following advantage and beneficial effect:
1, the present invention is directed to the maximum weighted part of shoulder to chest region, the air bag of this part then requires to be filled fast, to reduce hard defects or the appearance of soft tissue injury in upper trunk, the middle part of depressed part is provided with tight mouth, depressed part is directly divided into the epicoele and cavity of resorption that are interconnected by this tight mouth, and the function of tight mouth is the free air diffuser reduced between epicoele and cavity of resorption, the gas in air bag is made preferentially to fill epicoele, make its dilation and maximum weighted part contact, and then greatly reduce the injury rate in moderating process;
2, air bag is fixed on the inwall of compression chamber away from the sidewall cracked by the present invention, limits the expansion direction of air bag simultaneously, namely limits the positive symmetry slot of expansion direction of air bag, improves air bag to the full extent to the protected effect of upper trunk.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide the further understanding to the embodiment of the present invention, forms a application's part, does not form the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of air bag;
Fig. 3 is the structural representation of tight mouth;
Fig. 4 is the section-drawing of tight mouth;
Mark and corresponding parts title in accompanying drawing:
1-safety strap, 2-crack, 3-air bag, 4-depressed part, the tight mouth of 5-, 6-admission port, 7-fold, 8-lignilite.
Detailed description of the invention
Clearly understand for making the object, technical solutions and advantages of the present invention, below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, and exemplary embodiment of the present invention and explanation thereof are only for explaining the present invention, not as a limitation of the invention.
Embodiment 1
As shown in Fig. 1 ~ Fig. 4, the present embodiment comprises the following steps:
A is when driving a vehicle dynamically by when reducing rapidly at a high speed, and the air pump be connected with automobile active safety system is started working, and directly carries out fast aeration to air bag;
The volume expansion part of B air bag starts to eject by cracking, and topmost contact portion is shoulder to chest, belly side area between safety strap and upper trunk, on safety strap body ties navigating mate tight before trunk, air bag just directly contacts with torso portion on chaufeur, utilize the high efficiency buffer of air bag, the middle part of air bag arranges the depressed part of arc, and this depressed part and described contact portion adapt;
Depressed part is directly divided into the epicoele and cavity of resorption that are interconnected by the tight mouth of C, and the free air diffuser between the reduced epicoele of tight mouth and cavity of resorption, make the gas in air bag preferentially fill epicoele, make its dilation and maximum weighted part contact;
D is when the force value in air bag bottom reaches specified value, lignilite is backed down by air bag bottom, and now depressed part with mate between upper trunk contact complete, make the running orbit of air bag bottom can only eject time fit to belly side area, protect this region not perplex by ankle injury;
In above-mentioned steps, compression chamber is provided with in described safety strap 1, air bag 3 is folding to be placed in compression chamber, and be provided with in the side that described safety strap 1 presses close to seat and crack 2, the end of described air bag 3 is provided with admission port 6, in the middle part of air bag 3 positive symmetry slot 2 sidewall on be provided with the depressed part 4 of arc, and inwall in the middle part of described depressed part 4 is provided with tight mouth 5; Inwall is chosen two different some positions in the middle part of described depressed part 4, with described some position for starting point forms multiple independently fold 7 by carrying out plicating suture to air bag 3 inwall, multiple fold 7 distributes ringwise and the gas channel formed forms described tight mouth 5, and the internal diameter of described tight mouth 5 is less than the minimum diameter on depressed part 4 top; Sew up at described 2 lignilites 8 near one end of safety strap 1 movable part by serpentine that crack, described lignilite 8 kept the stitching of symmetry slot 2 end before the air pressure of air bag 3 bottom reaches the force value of regulation, when the force value in air bag 3 bottom reaches more than authorized pressure value, the stitching of symmetry slot 2 end removed by lignilite 8.
When driving a vehicle dynamically by when reducing rapidly at a high speed, air bag 3 pours into gas by air pump fast by admission port 6,3, air bag realizes rapid expanding, the volume expansion part of air bag 3 starts 2 to eject by cracking, on safety strap 1 body ties navigating mate tight before trunk, air bag 3 just directly contacts with torso portion on chaufeur, utilizes the high efficiency buffer of air bag 3, to reduce the tie effect of safety strap 1 to upper trunk.And, in the process that driving states changes rapidly, the air pump be connected with automobile active safety system is started working, directly fast aeration is carried out to air bag 3, and topmost contact portion is shoulder to chest, belly side area between safety strap 1 and upper trunk, and the middle part of air bag 3 arranges the depressed part 4 of arc in the present invention, this depressed part 4 adapts with described contact portion, prevents from directly causing this contact portion in the middle part of the air bag 3 of collision rift launching injury.
As everyone knows, to in airtight cavity during insufflation gas, air-flow flows to the meiobar of cavity usually, after being about to the cavity bottom filling relative with inflow point, whole cavity is just filled complete by gas, therefore in the present invention, for shoulder to the maximum weighted part of chest region, 3, the air bag requirement of this part is filled fast, to reduce hard defects or the appearance of soft tissue injury in upper trunk, the middle part of depressed part 4 is provided with tight mouth 5, depressed part 4 is directly divided into the epicoele and cavity of resorption that are interconnected by this tight mouth 5, and the function of tight mouth 5 is the free air diffusers reduced between epicoele and cavity of resorption, the gas in air bag 3 is made preferentially to fill epicoele, make its dilation and maximum weighted part contact, and then the injury rate greatly reduced in moderating process.Flow diameter between the epicoele of depressed part 4 and cavity of resorption directly changes by arranging of tight mouth 5, namely the top of air bag 3 can be met by Fast Filling, and when air bag 3 top cubic expansion to a certain extent time, lignilite on multiple folds 7 adjacent under the squeezing action of air pressure ruptures in succession, internal diameter size in the middle part of depressed part 4 is recovered again, the air-flow injected is then quick by under-filled for air bag 3, and now whole air bag 3 is applied on trunk completely, to prevent the Local Damaged of upper trunk.And, as long as air bag 3 to eject the rapid expansion based on himself volume in 2 by cracking, and air bag 3 folded bodies are placed in compression chamber, because air bag 3 ejects until cubic expansion is to consuming time shorter time maximum, the moment of therefore ejecting at air bag 3 himself carries larger momentum, be more prone to change its path of motion after ejection simultaneously, and in this device, crack 2 places corresponding in air bag 3 bottom arrange the lignilite 8 of serpentine, namely when the force value in air bag 3 bottom reaches specified value, lignilite 8 is backed down by depressed part 4 lower end, and now depressed part 4 lower end with mate between upper trunk contact complete, make the running orbit of air bag 3 bottom can only fit to belly side area when ejecting, this region is protected not perplex by ankle injury, namely the lignilite 8 of serpentine can carry out delay process to the ejection of air bag 3 bottom, to ensure the safe and reliable coefficient of safety strap 1.
As preferably; 2 are cracked for avoiding air bag 3 direct overall ejection after expansion; by air bag 3 away from crack 2 a sidewall be fixed on the inwall of compression chamber; limit the expansion direction of air bag 3 simultaneously; namely limit the positive symmetry slot 2 of expansion direction of air bag 3, improve air bag 3 to the full extent to the protected effect of upper trunk.
Above-described detailed description of the invention; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. a using method for automobile auxiliary safety device, is characterized in that, comprises the following steps:
A is when driving a vehicle dynamically by when reducing rapidly at a high speed, and the air pump be connected with automobile active safety system is started working, and directly carries out fast aeration to air bag (3);
The volume expansion part of B air bag (3) starts to be ejected by crack (2), and topmost contact portion is shoulder to chest, belly side area between safety strap (1) and upper trunk, on safety strap (1) body ties navigating mate tight before trunk, air bag (3) just directly contacts with torso portion on chaufeur, utilize the high efficiency buffer of air bag (3), the middle part of air bag (3) arranges the depressed part (4) of arc, and this depressed part (4) and described contact portion adapt;
Depressed part (4) is directly divided into the epicoele and cavity of resorption that are interconnected by the tight mouth of C (5), and the free air diffuser between the reduced epicoele of tight mouth (5) and cavity of resorption, make the gas in air bag (3) preferentially fill epicoele, make its dilation and maximum weighted part contact;
D is when the force value in air bag (3) bottom reaches specified value, lignilite (8) is backed down by air bag (3) bottom, and now depressed part (4) lower end with mate between upper trunk contact complete, making the running orbit of air bag (3) bottom can only fit to belly side area when ejecting, protecting this region not perplex by ankle injury;
In above-mentioned steps, compression chamber is provided with in described safety strap (1), air bag (3) is folding to be placed in compression chamber, and be provided with crack (2) in the side that described safety strap (1) presses close to seat, the end of described air bag (3) is provided with admission port (6), the sidewall of the positive symmetry slot (2) in air bag (3) middle part is provided with the depressed part (4) of arc, and is provided with tight mouth (5) on the inwall at described depressed part (4) middle part; Described depressed part (4) middle part inwall chooses two different some positions, with described some position for starting point forms multiple independently fold (7) by carrying out plicating suture to air bag (3) inwall, multiple fold (7) distributes ringwise and the gas channel formed forms described tight mouth (5), and the internal diameter of described tight mouth (5) is less than the minimum diameter on depressed part (4) top; Sewed up by the lignilite (8) of serpentine near one end of safety strap (1) movable part in described crack (2), described lignilite (8) kept the stitching of symmetry slot (2) end before the air pressure of air bag (3) bottom reaches the force value of regulation, when the force value in air bag (3) bottom reaches more than authorized pressure value, the stitching of symmetry slot (2) end removed by lignilite (8).
2. the using method of a kind of automobile auxiliary safety device according to claim 1, is characterized in that: described air bag (3) is fixed on the inwall of compression chamber away from the sidewall of crack (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510684571.6A CN105292041A (en) | 2015-10-22 | 2015-10-22 | Use method of automobile backup safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510684571.6A CN105292041A (en) | 2015-10-22 | 2015-10-22 | Use method of automobile backup safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105292041A true CN105292041A (en) | 2016-02-03 |
Family
ID=55190084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510684571.6A Pending CN105292041A (en) | 2015-10-22 | 2015-10-22 | Use method of automobile backup safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105292041A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1092028A (en) * | 1993-11-03 | 1994-09-14 | 严亢燮 | The vehicle air safety belt of air bag is equipped with in inside |
| JP2002178867A (en) * | 2000-12-14 | 2002-06-26 | Takata Corp | Air belt for inflatable seat belt device |
| CN1958350A (en) * | 2005-11-04 | 2007-05-09 | 高田株式会社 | Air belt apparatus for motor vehicles |
| JP5254185B2 (en) * | 2009-11-13 | 2013-08-07 | タカタ株式会社 | Air belt and air belt device |
| CN103507743A (en) * | 2012-06-27 | 2014-01-15 | 深圳市比亚迪汽车有限公司 | Car safety belt |
| CN104417478A (en) * | 2013-09-09 | 2015-03-18 | 丰田自动车株式会社 | Occupant protection device used for vehicle |
-
2015
- 2015-10-22 CN CN201510684571.6A patent/CN105292041A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1092028A (en) * | 1993-11-03 | 1994-09-14 | 严亢燮 | The vehicle air safety belt of air bag is equipped with in inside |
| JP2002178867A (en) * | 2000-12-14 | 2002-06-26 | Takata Corp | Air belt for inflatable seat belt device |
| CN1958350A (en) * | 2005-11-04 | 2007-05-09 | 高田株式会社 | Air belt apparatus for motor vehicles |
| JP5254185B2 (en) * | 2009-11-13 | 2013-08-07 | タカタ株式会社 | Air belt and air belt device |
| CN103507743A (en) * | 2012-06-27 | 2014-01-15 | 深圳市比亚迪汽车有限公司 | Car safety belt |
| CN104417478A (en) * | 2013-09-09 | 2015-03-18 | 丰田自动车株式会社 | Occupant protection device used for vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103448660B (en) | Vehicle side air curtain device with front protection function | |
| CN105313831B (en) | Airbag apparatus | |
| JP4645280B2 (en) | Occupant protection device and method | |
| CN105035016A (en) | Winged driver airbag | |
| CN203543883U (en) | Improved vehicle side air curtain device with front protecting function | |
| CN109204218B (en) | Child seat safety airbag and child seat provided with same | |
| CN104742851B (en) | The air bag of vehicle | |
| CN105253088A (en) | Vehicle safety belt use method | |
| CN105253099A (en) | Intelligent automobile auxiliary safety device | |
| KR102182901B1 (en) | Passenger Airbag Apparatus | |
| CN205059523U (en) | Automotive active safety systems's supplementary safety device | |
| CN205890819U (en) | Double -deck air bag in side | |
| CN205059525U (en) | Active safety belt | |
| CN205059522U (en) | Safety belt is initiatively protected to gasbag formula for car | |
| KR102263721B1 (en) | Passenger Airbag Aparatus Of Vehicle | |
| CN105292041A (en) | Use method of automobile backup safety device | |
| CN105253090A (en) | Safety belt | |
| CN205059524U (en) | Be applied to automotive active safety systems's safety belt | |
| CN205059500U (en) | Air bag type safety belt | |
| CN105253091A (en) | Pre-protection safety belt use method | |
| CN105253101A (en) | Active protection safety belt applied to automobile safety | |
| CN105905065B (en) | A kind of Automotive Safety Air Bags | |
| CN105253100A (en) | Use method for driver safety pre-protection device | |
| CN105253097A (en) | Automobile air sac type safety belt application method | |
| CN105253089A (en) | Driver safety pre-protection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160203 |