CN103738281B - The external air bag of a kind of passenger vehicle with fender guard - Google Patents
The external air bag of a kind of passenger vehicle with fender guard Download PDFInfo
- Publication number
- CN103738281B CN103738281B CN201410013821.9A CN201410013821A CN103738281B CN 103738281 B CN103738281 B CN 103738281B CN 201410013821 A CN201410013821 A CN 201410013821A CN 103738281 B CN103738281 B CN 103738281B
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- air bag
- external air
- fender guard
- thin plate
- fan
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Abstract
The external air bag of passenger vehicle with fender guard, described fender guard comprises inner spacing thin plate and covering, inner spacing thin plate right-hand member and covering right-hand member hinged, multiple folding fan-shaped sheet metal is set between inner spacing thin plate and covering; Between described fan-shaped sheet metal, there is hinge hinge.Effectively protect external air bag not to be destroyed, thus play side-tipping protective effect.
Description
Technical field
The present invention relates to a kind of passenger vehicle passive security technical field, more specifically, relate to the external air bag of a kind of passenger vehicle with fender guard.
Background technology
Energy-conservation, safety, environmental protection at present becomes the large theme of current auto trade three.For realizing energy-conserving and environment-protective, public transport receives the favor of broad masses, and passenger vehicle plays more and more important role.But in recent years, the continuous generation of passenger vehicle traffic accident, caused the great attention of relevant departments.The statistics of Passenger Cars in China and Abroad traffic accident shows, passenger vehicle rollover accident proportion is very large, and due to passenger vehicle, occupant is numerous, and easily cause the dead group's wound of group, personal casualty and property damage are very serious.Therefore, the anti-side improving passenger vehicle turns over performance, ensures that the life security of occupant in rollover accident has become a very important problem.
Make a general survey of the method improving passenger vehicle rollover safety both at home and abroad; generally concentrate on the design improvement to the intensity of body frame structure own, rigidity; namely by the design improvement of Joining Technology between the cross section wall thickness of the section form to the arrangement form of body framing rod member, rod member, rod member, material behavior and each rod member etc.; thus reach and climb in journey at passenger car side, skeleton structure is reasonably out of shape the protection that energy-absorbing realizes occupant.Although increase body structure intensity, rigidity can improve its rollover safety, the remarkable increase of body structure weight can be brought simultaneously, be unfavorable for body lightening.But owing to being subject to the restriction of passenger vehicle self structure form, actv. fixed type energy-absorbing buffering structure or device cannot be set at collision area again.
At present, still just the conceptual phase is in for improving the turn on one's side scheme of the external air bag of passenger vehicle proposed of passenger vehicle.As German patent DE 19744817 A1 proposes a kind of concept of automobile external air bag.Chinese invention patent 201110360482.8, proposes a kind of many airbag group-by-group unfolding type side turnover protecting device with external airbags for passenger cars.But the surrounding environment that passenger vehicle occurs when turning on one's side is very complicated, unpredictable, and existing external air bag is easy to be damaged and lose its side-tipping protective function.Such as, when rollover occurs, external airbag deployment and ground occur rub and easily rubbed, and after external airbag deployment, its fabric is easily punctured by extraneous sharp object, or may be wiped off etc. by some obstacles such as branches after external airbag deployment.
Current lateral window of passenger car upper space is less, and when external air bag is arranged on bus roof outer both sides, air bag is not easy location, can not remain on ideal position, easily be extruded between ground and car body, thus causes losing efficacy.
Summary of the invention
For above-mentioned existing technological means and the existing defects improving passenger vehicle rollover safety, the present invention on the basis of existing technology, utilizes the design of the covering of passenger vehicle self to propose a kind of passenger vehicle external air bag with fender guard.
The external air bag of a kind of passenger vehicle with fender guard, described fender guard comprises inner spacing thin plate and covering, it is characterized in that: inner spacing thin plate right-hand member and covering right-hand member hinged, between inner spacing thin plate upper end and covering upper end, multiple folding fan-shaped sheet metal is set; Between inner spacing thin plate lower end and covering lower end, multiple folding fan-shaped sheet metal is set; Between described fan-shaped sheet metal, there is hinge hinge.
As further preferred, the spacing thin plate in described inside is fixed on body framwork.
In the cavity that inner spacing thin plate, covering and described fan-shaped sheet metal surround, external air bag is set.
As further preferred, described external air bag comprises constant voltage air releasing device.
As further preferred, described fender guard is multiple, is set to two row, and a line is arranged on lateral window of passenger car upper end; Another row is arranged on lateral window of passenger car lower end.
As further preferably, also comprise obliquity sensor, for detecting vehicle body angle of inclination.
As further preferably, the left end of inner spacing thin plate and covering has hiding opens otch.
As further preferred, described fender guard has folding and opens two states; In a folded configuration, the folding of described fan-shaped sheet metal abuts against together, and the left end of inner spacing thin plate and covering is in merging phase; In the on-state, the left end of inner spacing thin plate and covering separates, the expansion of described fan-shaped sheet metal.
As further preferred, described hinge hinge comprises chain connection axle.
As further preferred, the hinge hinge of described fan-shaped sheet metal has staggered lug boss and depressed part, and adjacent fan-shaped sheet metal lug boss and depressed part coordinate.
Beneficial effect:
External air bag passenger vehicle rollover safety device with fender guard can protect external air bag not to be destroyed when turning on one's side and occurring effectively, thus plays side-tipping protective effect; Safety device reasonably utilizes coach body envelope, not only cost-saving but also do not affect Coach's appearance; Safety shield apparatus is simple, and cost is low, easy for installation, and practicality is good; The coach body structure rollover safety of being furnished with this device is good, can provide very large design space for the anti-side rollover resistant capability of vehicle body, as top has enough large space to be used for arranging some rollover supplemental protective energy absorption devices etc.; On the other hand for bus body lightweight provides very large design space.
Accompanying drawing explanation
Fig. 1 is with the external air bag schematic diagram of passenger vehicle of fender guard and partial enlarged drawing.
Fig. 2 is with the external air bag schematic diagram of passenger vehicle of fender guard.
The external air bag protecting device schematic diagram of Fig. 3 passenger vehicle.
Birds-eye view when the external air bag protecting device of Fig. 4 passenger vehicle launches completely.
Front elevation when the external air bag protecting device of Fig. 5 passenger vehicle launches completely.
Front elevation when the external air bag protecting device of Fig. 6 passenger vehicle launches completely.
The fan-shaped external airbag deployment schematic diagram of Fig. 7.
Fig. 8 bus body external structure schematic diagram.
Bus body external structure schematic diagram during the external airbag deployment of Fig. 9 with fender guard.
Wherein: 1, obliquity sensor 2, controller 3, air-cushion inflator 4, safety air bag ribbon 5, foldable fan-shaped thin plate group 6, inner spacing thin plate 7, covering 8, gusset entablatrance 9, side window entablatrance 10, side window cross sill 11, waist rail 12, safety air bag ribbon 13, safety air bag constant voltage air releasing device 14, hinge hinge 15, fan-shaped sheet metal 16, fan-shaped sheet metal I 17, fan-shaped sheet metal II 18, hinge hinge adapter shaft 19, the region 20 of safety air bag and air bag for protection device is installed on top, the region H of safety air bag and air bag for protection device is installed at middle part, top air bag group L, lower airbag group.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
When there is rollover in passenger vehicle, passenger vehicle is utilized to pass through the external airbag apparatus that initiatively detonates during this period of time from rollover critical spot to vehicle body and collision on the ground, form a kind of two-stage buffering energy-absorbing structure of air bag-body framwork, absorb passenger car side and climb over the energy produced in journey.When there is rollover in passenger vehicle, external air bag first with earth surface, external air bag constant voltage is lost heart and is absorbed a part of collision energy in advance, and then by Bus Frame plastic deformation absorption of residual complementary energy.
As shown in Figure 1, the external air bag of a kind of passenger vehicle with fender guard comprises the upper external air bag group H with fender guard, the lower external air bag group L with fender guard, the contact switch being arranged on Parking Brake place, the obliquity sensor 1 being arranged on body gravity position and controller 2 etc.
Ignition fuse with the external air bag group of fender guard is connected with the signal output port of controller 2; Described obliquity sensor 1, Parking Brake place contact switch are connected with the signal input port of controller 2 respectively, obliquity sensor 1 gathers body inclination angle signal input control device 2, when angle of inclination meets the preset value of controller 2, preferred as one, preset value is between 30 to 40 degree; Controller 2 is ignited with the air bag in the external air bag group of fender guard, makes airbag deployment, simultaneously the bursting force of air bag air bag protecting device is launched and envelope in the outside of air bag, all processes completed before balloon contacts ground.When air bag starts kiss the earth, according to body framing deformation characteristic in rollover process, air bag and earth surface also keep constant voltage to lose heart, and complete the sorption enhanced of most energy in rollover process.Finally, body framing and earth surface after bladder deflates, absorb passenger vehicle rollover residual amount of energy by body framing self plastic deformation.By controlling air bag activation time, charge air, inside air bag pressure and disappointing speed etc. in whole rollover process, ensure that the living space of passenger is not invaded.
The described external air bag with fender guard is made up of external air bag protecting device and corresponding external air bag two parts, as shown in Figure 2.
As shown in Fig. 1,8,9, passenger vehicle has multiple external air bag, and external air bag is arranged to multirow, and preferred as one, be arranged to two row, a line external air bag is arranged on above side window, and a line external air bag is arranged on below side window.
As shown in Figure 2,3, this external air bag protecting device comprises covering 7, top foldable fan-shaped thin plate group (triangle surrounded by D, A1, A), bottom foldable fan-shaped thin plate group (triangle surrounded by C, B1, B) and the spacing thin plate 6 in inside etc.Wherein, as shown in Figure 4, top foldable fan-shaped thin plate group and bottom foldable fan-shaped thin plate group are all connected to form by multiple hinge hinge 14 by some pieces of fan-shaped sheet metals 15.Covering upper end A D, lower end BC and rear end AB are the border of deployable rotation, and the left end A1B1 of the spacing thin plate 6 of covering rear end AB and inside adopts hidden type safety air bag to open otch.Connection top, covering 7 upper end foldable fan-shaped thin plate group, connection bottom, covering 7 lower end foldable fan-shaped thin plate group, the right-hand member of the hinged covering 7 of right-hand member of inner spacing thin plate 6, the top and bottom of inner spacing thin plate 6 connect the other end of top foldable fan-shaped thin plate group and the other end of bottom foldable fan-shaped thin plate group respectively.In the deployed state, inner chamber is formed in external air bag protecting device, for the external air bag under holding and expanding state.When external air bag does not launch, described fan-shaped sheet metal 15 is in folded state, and the left end of inner spacing thin plate 6 left end and covering 7 merges into a line, and the shape of external air bag protecting device is rectangular flat.
Hidden type safety air bag opens otch not only provides the shaped volumes of fender guard to change, and provides the outlet of volume expanded for the expansion of external air bag, and external air bag, after cubic expansion, can stretch out the concealed of fender guard and open otch.
When passenger vehicle normally travels, fender guard is in closure state; When occurring when turning on one's side; external airbag deployment; the impulsive force that external airbag deployment produces makes fender guard open otch along hidden type safety air bag to open; air bag is protected well in the outside that simultaneously covering 7, top foldable fan-shaped thin plate group, bottom foldable fan-shaped thin plate group are coated on external air bag; inner spacing thin plate 6 has certain structural strength, and air bag can be prevented to be squeezed in car.Preferred as one, inner spacing thin plate 6 is by welding, and be connected on passenger train plan part, covering 7 and body exterior covering flush.
Described hinge hinge schematic diagram is as shown in the partial enlarged drawing in Fig. 6, and fan-shaped sheet metal I 16 and staggered the rolling of fan-shaped sheet metal II 17 form hinge hinge by hinge hinge adapter shaft 18.As shown in Figure 4, hinge hinge between fan-shaped sheet metal I 16 and fan-shaped sheet metal II 17 has interlaced salient and depressed part, adapter shaft 18 penetrates salient and depressed part, makes fan-shaped sheet metal I 16 and fan-shaped sheet metal II 17 launch freely and to fold.Fan-shaped sheet metal I 16 and fan-shaped sheet metal II 17 are all fan-shaped, for the fan-shaped sheet metal 15 in top, comprise the fan-shaped sheet metal of multi-disc I 16 and fan-shaped sheet metal II 17, fan-shaped sheet metal I 16 and fan-shaped sheet metal II 17 are all same structure and shape, hinged by adapter shaft 18 between the fan-shaped sheet metal of multi-disc I 16 and fan-shaped sheet metal II 17.At the medial surface upper and lower side of the spacing thin plate 6 of covering 7 and inside, lug boss is set respectively, the fan-shaped sheet metal of the outermost two panels of the fan-shaped sheet metal in top 15, is hinged on the spacing thin plate 6 of covering 7 and inside respectively by adapter shaft 18.Preferred as one, the fan-shaped sheet metal in upper and lower is all excessive with fillet, there is not sharp-pointed geometric configuration, can not damage external air bag, and external force reliably can be passed to external air bag.
External air bag protecting device in a folded configuration, presents rectangle, and inner spacing thin plate 6 is fixed on the recess of bodywork surface, and covering 7 and bodywork surface flush; External air bag protecting device in the deployed state; present fan-shaped; fan-shaped sheet metal can launch freely; when external air bag protecting device touches object; under the effect of external force; fan-shaped sheet metal can fold freely, and external force is passed to external air bag, makes external air bag play buffer action.
External air bag is corresponding with external air bag protecting device, is in fan-shaped after external airbag deployment.As shown in Figure 7, external air bag is made up of gas cell fabric 12 and safety air bag constant voltage air releasing device 13.Preferred as one, constant voltage air releasing device 13 can be multiple.The face of the gas cell fabric 12 at constant voltage air releasing device 13 place is stretched out to hide and is opened otch.
Preferred as one, the external air bag with fender guard being applied to passenger vehicle can be arranged on any rational position of passenger vehicle according to actual needs.
Side-tipping protective effect can be reliably played when rollover occurs passenger vehicle; namely passenger vehicle is utilized to pass through the external airbag apparatus that initiatively detonates during this period of time from rollover critical spot to vehicle body and collision on the ground; form a kind of two-stage buffering energy-absorbing structure of air bag-body framwork; climb over as far as possible passenger car side that absorbs the energy produced in journey more, realize the more effective protection of occupant in main cabin.When there is rollover in passenger vehicle, external air bag first with earth surface, lost heart by external air bag constant voltage and absorb a part of collision energy in advance, and then by Bus Frame plastic deformation absorption of residual complementary energy, quite a few energy climbed in journey due to passenger car side is taken away by the gas that protective air-bag discharges, and largely reduces the requirement to body construction collision resistance.Both the effect of actv. side-tipping protective had been played, simultaneously also for car load light-weight design provides greater room.
Should be simple with external airbag structure of fender guard, utilize coach body envelope, not only cost-saving but also do not affect Coach's appearance, cost is low, easy for installation, and practicality is good.The body structure of novel passenger car being furnished with this device not only inherently ensures that the side-tipping protective effect of external air bag can perform to maximum, design space can also be provided, as designed some rollover supplemental protective energy absorption devices at side window upper space for improving rollover safety.
Above-mentioned is can understand and apply the invention for ease of those skilled in the art to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the invention is not restricted to embodiment here, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (10)
1. the external air bag of the passenger vehicle with fender guard, described fender guard comprises inner spacing thin plate and covering, it is characterized in that: inner spacing thin plate is hinged along the front end of vehicle forward direction and covering along the front end of vehicle forward direction, arranges multiple folding fan-shaped sheet metal between inner spacing thin plate upper end and covering upper end; Between inner spacing thin plate lower end and covering lower end, multiple folding fan-shaped sheet metal is set; Between described fan-shaped sheet metal, there is hinge hinge; At the medial surface upper and lower side of the spacing thin plate of covering and inside, lug boss is set respectively.
2. the external air bag of passenger vehicle of band fender guard according to claim 1, is characterized in that: the spacing thin plate in described inside is fixed on body framwork.
3. the external air bag of passenger vehicle of band fender guard according to claim 1, is characterized in that: arrange external air bag in the cavity that inner spacing thin plate, covering and described fan-shaped sheet metal surround.
4. the external air bag of passenger vehicle of band fender guard according to claim 3, is characterized in that: described external air bag comprises constant voltage air releasing device.
5. the external air bag of passenger vehicle of band fender guard according to claim 3, is characterized in that: described fender guard is multiple, is set to two row, and a line is arranged on lateral window of passenger car upper end; Another row is arranged on lateral window of passenger car lower end.
6. the external air bag of passenger vehicle of band fender guard according to claim 3, is characterized in that: also comprise obliquity sensor, for detecting vehicle body angle of inclination.
7. the external air bag of passenger vehicle of band fender guard according to claim 1, is characterized in that: inner spacing thin plate and covering have along the rear end of vehicle forward direction hiding opens otch.
8. according to the external air bag of passenger vehicle of the band fender guard one of claim 1-7 Suo Shu, it is characterized in that: described fender guard has folding and opens two states; In a folded configuration, the folding of described fan-shaped sheet metal abuts against together; In the on-state, inner spacing thin plate and covering along vehicle forward direction rear end separately, fender guard presents fan-shaped.
9. the external air bag of passenger vehicle of band fender guard according to claim 1, is characterized in that: described hinge hinge comprises chain connection axle.
10. the external air bag of passenger vehicle of band fender guard according to claim 9; it is characterized in that: the hinge hinge of described fan-shaped sheet metal has staggered lug boss and depressed part, the lug boss of fan-shaped sheet metal matches with the depressed part of adjacent fan-shaped sheet metal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410013821.9A CN103738281B (en) | 2014-01-13 | 2014-01-13 | The external air bag of a kind of passenger vehicle with fender guard |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410013821.9A CN103738281B (en) | 2014-01-13 | 2014-01-13 | The external air bag of a kind of passenger vehicle with fender guard |
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| CN103738281A CN103738281A (en) | 2014-04-23 |
| CN103738281B true CN103738281B (en) | 2015-09-16 |
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| CN201410013821.9A Expired - Fee Related CN103738281B (en) | 2014-01-13 | 2014-01-13 | The external air bag of a kind of passenger vehicle with fender guard |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3842293A1 (en) * | 2018-11-16 | 2021-06-30 | MAN Truck & Bus SE | Impact protection device |
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|---|---|---|---|---|
| WO2017182013A1 (en) | 2016-04-20 | 2017-10-26 | Havlik, Martin | Shock-absorbing device, particularly for vehicles |
| CZ307740B6 (en) | 2016-04-20 | 2019-04-10 | HavlĂk, Martin | Shock absorbing mechanism, in particular in vehicles |
| CN106314343B (en) * | 2016-09-12 | 2019-04-02 | 江苏大学 | A kind of passenger car safety air bag outside car and its control method based on rolling protection |
| CN109050694B (en) * | 2018-08-16 | 2024-06-25 | 李永生 | Automobile capable of resisting traffic accident and climbing mountain |
| CN110329242B (en) * | 2019-07-31 | 2020-11-06 | 吉林大学 | External airbag type vehicle rollover intervention system and intervention method |
| CN112572337B (en) * | 2020-12-23 | 2022-07-19 | 苏州鱼得水电气科技有限公司 | Connecting structure of racing car anti-rolling frame component |
| CN114132283B (en) * | 2021-11-12 | 2022-11-01 | 合肥正浩机械科技有限公司 | Automatic righting system for vehicle rollover |
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| WO2000038954A1 (en) * | 1998-12-24 | 2000-07-06 | Autoliv Development Ab | A method of fabricating an air-bag and an air-bag fabricated by the method |
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| EP3842293A1 (en) * | 2018-11-16 | 2021-06-30 | MAN Truck & Bus SE | Impact protection device |
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| CN103738281A (en) | 2014-04-23 |
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