CN107891832A - Telescopic type safety airbag and its control method - Google Patents
Telescopic type safety airbag and its control method Download PDFInfo
- Publication number
- CN107891832A CN107891832A CN201710971591.0A CN201710971591A CN107891832A CN 107891832 A CN107891832 A CN 107891832A CN 201710971591 A CN201710971591 A CN 201710971591A CN 107891832 A CN107891832 A CN 107891832A
- Authority
- CN
- China
- Prior art keywords
- gasbag
- drawstring
- check valve
- cloth
- safety airbag
- 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
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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
-
- 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
-
- 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
- B60R21/2334—Expansion control features
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
The invention discloses telescopic type safety airbag and its control method, including gasbag, even distribution type drawstring, gasbag installation module, electromagnetic control type check valve.Gasbag is formed by the suture of blocks of pieces of cloth, and the end of gasbag is fixed on one block of plate, and this block plate is connected with gasbag installation module, and electromagnetic control type check valve is provided with gasbag installation module；Gasbag top inner side is provided with the even distribution type drawstring for shrinking gasbag, can drive gasbag body wall folding shrinking；During driving of school bus, gasbag stays open；When school bus comes to a complete stop, electromagnetic control type check valve is opened when children prepare to get off, retracting device pulls even distribution type drawstring to make the collapsible contraction of gasbag, offer is got off space, when colliding, CPU control electromagnetic control type check valves slowly lose heart, and lose heart in damping by gasbag absorbs collision energy with elastic deformation；Gasbag once needs to change immediately afterwards unlike traditional air bag uses, and described gasbag may be reused.
Description
Technical field
The invention belongs to vehicle driving safety technical field, and in particular to a kind of non-traditional type safety with folding characteristic
Gasbag.
Background technology
Because present primary school's quantity gradually reduces, the children in school of many families produces inconvenience because far away.
In this case, school bus arises at the historic moment.Although school bus brings many facilities to children, the problem of exposing, is also increasingly
Increase.Understand that national pupil in 2015 there are 11109.5 ten thousand people by the statistical information of the year issue of State Statistics Bureau 2015, the whole nation
Junior school student has 5832.4 ten thousand people, altogether 1.69 hundred million people, estimates school bus demand from 6-15 year school age population, it is assumed that working day is each
Sooner or later twice, each school bus can accommodate 35 people for school bus operation, consider 6-15 year children's quantity, composition and change, set each age
The difference of children rides ratio to estimate school bus demand, and it is about 53.05 that can calculate school bus potential demand amount average in 2015
Ten thousand.School bus recoverable amount only has 300,000 within 2013, wherein standard compliant accounts for 14%, school bus development prospect is very big.Through having
The analysis shows of pass department：The reason for school bus self-security is low, standard rate is low：1st, school bus is informal, school bus national standard still
Imperfection.The supervision of 2 relevant departments is ineffective.3rd, children's rate of fastening the safety belt of getting on the bus is low etc..Because safety belt is to children's crash protection
Limited and children awareness of safety are not enough and because the space between school bus in design each seat is abundant.It is comprehensive
Above-mentioned factor, a device development prospect that can save the security that space and can improves children's ride-on are huge.
Great traffic accident occurs for school bus in real world, and the death rate of children is high.Because children are in school
Position in car is on passenger seat, when colliding easily with being collided on rear side of the backrest of front-row seats.Because children
Body and brain all do not develop also completely, if so fierce collision occurs for school bus, the body and brain of children may
Produce the damage of unrepairable.
If equipped with traditional air bag to protect the safety of children in an emergency situation on school bus, this method has
Both sides deficiency：1st, this method does not consider the mobility of children, if children on the seat of oneself activity and at this moment
Car collision, then traditional air bag for children's safety protective value with regard to excessively poor.2nd, due to traditional peace
Full air bag is disposable apparatus, needs to change immediately once point is quick-fried, the cost of such car will rise.It is unfavorable for promoting.
The content of the invention
Based on this, the invention provides a kind of telescopic type safety airbag.To solve to pacify children in present school bus
The predicament of full guard deficiency, is specifically solved the problems, such as follows：1st, safety belt can not meet the protection to children's safety；2nd, children
Active active characteristic is difficult caused by being protected to children's safety；3rd, caused using the not reproducible usability of conventional security air bag
It is costly；4th, the constraint in school bus seat space.The technological means of the present invention is as follows：
A kind of telescopic type safety airbag, including：Gasbag, even distribution type drawstring, gasbag installation module, Electromagnetic Control
Formula check valve.Described gasbag is the bag body formed by the suture of blocks of pieces of cloth, (is noted：Drawn as long as meeting among piece of cloth piece
Empty feature belongs to scope of the invention, and the pieces of cloth of any profile are all in the covering scope of the present invention)；The end of gasbag
It is fixed on one block of plate, this block plate is connected with gasbag installation module, and electromagnetic control type is provided with gasbag installation module
Check valve；The front section of the air bag is provided with the even distribution type drawstring for shrinking gasbag；It is described during driving of school bus
Air bag be always maintained at opening, when school bus comes to a complete stop, electromagnetic control type check valve is opened when children prepare to get off, and pulls even distribution type to draw
Band shrinks air bag, and space of getting off is provided to children, and when colliding, CPU control electromagnetic control type check valves slowly lose heart,
Braking absorption energy when being lost heart by the elastic deformation and internal gas of gasbag；Described safety airbag is unlike traditional
Air bag just needs to change immediately after using once, and described gasbag may be reused.Described gasbag includes airbag
Top and airbag body wall；Described airbag top is a monoblock pieces of cloth, and airbag body wall is that the pieces of cloth for emptying processing were done by centre
Sewing forms；Closed fixation is closed in described airbag bottom with one piece of plate stitch, and the composition pieces of cloth of airbag body wall are sutured by slices
Form the shape of gasbag and the internal space that inflation be present, top pieces of cloth are for closed airbag bag and set on the inside of it
Even distribution type drawstring is put in order to pull contraction gasbag；Described top pieces of cloth, airbag body wall pieces of cloth every pieces of cloth in suture
All it is parallel suture, the air bag is always maintained at opening in vehicle travel process.
The setting form of the even distribution type drawstring of setting is on the inside of described air bag top pieces of cloth：On the upside of even distribution type drawstring (by
Some rope bands composition) fixing point be distributed in using the center of upper end pieces of cloth as the center of circle, suitable radius circumference on, while uniformly
The extended line of the bottom drawstring of formula drawstring meets at the center of top pieces of cloth.
The control method of gasbag of the present invention：After the gasbag is fixedly installed on front-row seats backrest by installing module
Side (set location and mode of installation module are within the covering scope of the present invention), when being not switched on, the gasbag is in folding
Fan formula is folded in the rear side of front-row seats backrest；When the vehicle starts running, control check valve to open, filled to the gasbag
Gas, reach the purpose of protection occupant.When vehicle stopping preparation being got off, electromagnetic control type check valve, which is opened, to lose heart, from installation module
The drawstring of stretching so that gasbag top is withdrawn, and then compressed gas pouch body wall, and final whole gasbag compresses most in rugosity
Small, Free up Memory leaves seat for occupant；When a vehicle is in a collision, CPU controls electromagnetic control type check valve to open so that gas
Gas slowly release inside pouch, damping and elastic deformation when being lost heart by gasbag absorb collision energy collision energy,
Reach the purpose of protection occupant.
Beneficial effects of the present invention：
Telescopic type safety airbag of the present invention, open when school bus starts and protect always in the process of moving
Hold the state of unlatching.Described air bag carries out a kind of soft-constraint to the children of seating always during driving of school bus.Institute
Stating air bag can be with action of the child restraint in driving of school bus, other actions such as prevention children freely stand.Simultaneously in vapour
Car brake hard provides preferably protection when colliding to child passenger.After school bus comes to a complete stop, the air bag is reclaiming
Act on lower contraction, the space sufficient to children is left seat and got off device.
Brief description of the drawings
Fig. 1 is telescopic type safety airbag front view.
Fig. 2 is the composition pieces of cloth of air bag.
Fig. 3 is gasbag front view.
Fig. 4 is even distribution type drawstring schematic diagram.
Fig. 5 is the annexation between pieces of cloth.
Wherein：1- gasbags, 2- even distribution type drawstrings, 3- gasbags installation module, 4- electromagnetic control type check valves.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of telescopic type safety airbag, including：Gasbag 1, even distribution type drawstring 2, electromagnetic control type
Check valve 4.Described gasbag 1 includes airbag top and airbag body wall；Described airbag top is made up of a monoblock pieces of cloth, institute
State airbag body wall and realize that sewing strength is sufficiently large by some hollow pieces of cloth splicing sewings, inside is pressed when avoiding the airbag from deploying
Power is excessive, causes airbag to tear.It is fixed on one block of plate, the plate and gasbag installation module 3 end seal of gasbag
It is connected, the gasbag installation module 3 is used to secure the air-bag to seat (for example can fix by the way of buckle), gas
The check valve 4 of several electromagnetic control types is installed, it can slowly be vented when colliding and prevent in pouch installation module 3
Air bag rigidifying is caused to damage children due to air bag excessive deformation；The top section part of the gasbag, which is provided with, makes air bag
The even distribution type drawstring 2 of contraction, it is used to after vehicle comes to a complete stop shunk the airbag, and the space got off is provided to children.
Described top pieces of cloth, airbag body wall the pieces of cloth every pieces of cloth in suture are all parallel sutures.Such as the institute of Fig. 2,3,5
Showing, every pieces of cloth of airbag body wall are hollow pieces of cloth, when adjacent two panels pieces of cloth sew, the inward flange and inward flange of two pieces of cloth
Corresponding sewing together, the outward flange of pieces of cloth with addition it is a piece of with the outward flange of its adjacent pieces of cloth is corresponding sew together with so that airbag
Body wall is folding structure.The gasbag is always maintained at opening in vehicle travel process.
The even distribution type drawstring set on the inside of described gasbag top pieces of cloth is specifically configured to：As shown in figure 4, even distribution type
Upside the rope of more than 3 (realize) fixing point of drawstring 2 is distributed in using the center of top pieces of cloth as the center of circle, suitable radius
(size of radius sets the contraction for causing not influence gasbag, and preferably gasbag can be helped to be reclaimed, with gas on circumference
Pouch size dimension is relevant), while the extended line of the drawstring 2.4 of even distribution type drawstring meets at the center of upper end pieces of cloth, and drawstring is from peace
Die-filling piece of hole is stretched out, lower Chinese herbaceous peony, pulls the drawstring of stretching, drives air bag top compressing gasbag body wall so that whole gasbag
Compression, which folds, places.
The air bag is arranged on rear side of front-row seats backrest, and when being not switched on, the gasbag folded fan type folding is in front row seat
The rear side of chair back；When vehicle prepares to travel, affiliated gasbag is opened, to reach the purpose of protection occupant.Vehicle stops accurate
Lose heart for when getting off, electromagnetic control type check valve is opened, pull the drawstring stretched out from installation module so that gasbag top receipts
Return, and then compressed gas pouch body wall, final whole gasbag is minimum in rugosity compression, and Free up Memory leaves seat for occupant；
When a vehicle is in a collision, CPU controls electromagnetic control type check valve to open so that the gas slowly release inside gasbag, leads to
Cross damping when gasbag loses heart and elastic deformation absorbs collision energy collision energy, reach the purpose of protection occupant.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (9)
1. telescopic type safety airbag, it is characterised in that including：Gasbag (1), drawstring, electromagnetic control type check valve (4)；
The gasbag bag (1) includes gasbag top and gasbag body wall, and the gasbag top inner side is provided with the drawstring, the drawing
Band can drive the gasbag body wall to do collapsible contractile motion when pulling；The electromagnetic control type check valve (4) is set
In the bottom of the gasbag, it is used for the gasbag inner inflatable.
2. telescopic type safety airbag according to claim 1, it is characterised in that the drawstring is even distribution type drawstring
(2), the top of the even distribution type drawstring (2) be some static lines, end be drawstring；The static line of the even distribution type drawstring
Fixing point be distributed in using the center on gasbag top as the center of circle, correct radial circumference on, the end hand of the even distribution type drawstring
The extended line of dynamic drawstring meets at the center on gasbag top.
3. telescopic type safety airbag according to claim 2, it is characterised in that the top of the even distribution type drawstring (2)
It is more than 3 to hold static line, and end drawstring is 1 or is the twisted of more than 3 static lines.
4. telescopic type safety airbag according to claim 1, it is characterised in that the gasbag top is a monoblock
Pieces of cloth.
5. telescopic type safety airbag according to claim 1, it is characterised in that the gasbag body wall is by some
Empty pieces of cloth sewing forms.
6. telescopic type safety airbag according to claim 5, it is characterised in that some hollow pieces of cloth are sewing
When, the inward flanges of two neighboring pieces of cloth is together with the corresponding sewing of inward flange, outward flange and adjacent other a piece of outward flange are corresponding
Sewing is together.
7. according to the telescopic type safety airbag described in any one of claim 4,5,6, it is characterised in that the pieces of cloth can be with
Replace with other flexible and gastight materials, such as sheet rubber.
8. telescopic type safety airbag according to claim 1, it is characterised in that the closed fixation in gasbag bottom
In one piece of fixed plate, the fixed plate is installed module (3) by gasbag and is fixed on behind backrest, and the drawstring is from institute
State installation module bottom to stretch out, the electromagnetic control type check valve (4) is arranged in the gasbag installation module.
A kind of 9. control method of telescopic type safety airbag, it is characterised in that including：When gasbag is not switched on, the gas
Pouch is in folded fan type folding behind front-row seats backrest；When the vehicle starts running, control check valve is opened to the gas
Pouch is inflated, to provide suitable elastic force protection occupant；When vehicle, which stops occupant, to be prepared to get off, electromagnetic control type check valve is beaten
Drive the drawstring that row loses heart while retracting device pulling is stretched out from installation module into so that gasbag top is withdrawn, and then compressed gas
Pouch body wall, final whole gasbag is minimum in rugosity compression, and Free up Memory leaves seat for occupant；When vehicle collides
When, control check valve is opened so that the damping and the elastic deformation of gasbag that the gas inside gasbag loses heart absorb collision
Energy, protect occupant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710971591.0A CN107891832A (en) | 2017-10-18 | 2017-10-18 | Telescopic type safety airbag and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710971591.0A CN107891832A (en) | 2017-10-18 | 2017-10-18 | Telescopic type safety airbag and its control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107891832A true CN107891832A (en) | 2018-04-10 |
Family
ID=61802808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710971591.0A Pending CN107891832A (en) | 2017-10-18 | 2017-10-18 | Telescopic type safety airbag and its control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107891832A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109606303A (en) * | 2018-11-22 | 2019-04-12 | 江苏大学 | A kind of active safety of school bus air bag of disjunctor and its control method of adjustable packet shape |
| WO2020187265A1 (en) * | 2019-03-18 | 2020-09-24 | 赵小清 | Collision protection device |
| WO2020249012A1 (en) * | 2019-06-11 | 2020-12-17 | 赵小清 | Inflatable airbag |
| CN113353018A (en) * | 2020-03-03 | 2021-09-07 | 宁波均胜汽车安全系统有限公司 | Ceiling safety air bag |
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| JP2007320361A (en) * | 2006-05-30 | 2007-12-13 | Toyoda Gosei Co Ltd | Rear seat occupant restraining device |
| JP2008080919A (en) * | 2006-09-27 | 2008-04-10 | Takata Corp | Occupant restraint device |
| CN201472300U (en) * | 2009-08-27 | 2010-05-19 | 王文蛟 | Reusable car security airbag |
| CN103786681A (en) * | 2014-01-16 | 2014-05-14 | 江苏大学 | Active child safety airbag device for school bus and control method thereof |
| CN105128809A (en) * | 2015-08-31 | 2015-12-09 | 延锋百利得（上海）汽车安全系统有限公司 | Safe airbag and folding method for safe airbag bag |
| CN105946780A (en) * | 2016-05-13 | 2016-09-21 | 大连理工大学 | U-shaped safety air bag |
-
2017
- 2017-10-18 CN CN201710971591.0A patent/CN107891832A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007320361A (en) * | 2006-05-30 | 2007-12-13 | Toyoda Gosei Co Ltd | Rear seat occupant restraining device |
| JP2008080919A (en) * | 2006-09-27 | 2008-04-10 | Takata Corp | Occupant restraint device |
| CN201472300U (en) * | 2009-08-27 | 2010-05-19 | 王文蛟 | Reusable car security airbag |
| CN103786681A (en) * | 2014-01-16 | 2014-05-14 | 江苏大学 | Active child safety airbag device for school bus and control method thereof |
| CN105128809A (en) * | 2015-08-31 | 2015-12-09 | 延锋百利得（上海）汽车安全系统有限公司 | Safe airbag and folding method for safe airbag bag |
| CN105946780A (en) * | 2016-05-13 | 2016-09-21 | 大连理工大学 | U-shaped safety air bag |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109606303A (en) * | 2018-11-22 | 2019-04-12 | 江苏大学 | A kind of active safety of school bus air bag of disjunctor and its control method of adjustable packet shape |
| WO2020187265A1 (en) * | 2019-03-18 | 2020-09-24 | 赵小清 | Collision protection device |
| WO2020249012A1 (en) * | 2019-06-11 | 2020-12-17 | 赵小清 | Inflatable airbag |
| CN113353018A (en) * | 2020-03-03 | 2021-09-07 | 宁波均胜汽车安全系统有限公司 | Ceiling safety air bag |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180410 |