CN105501171A - Device with dual airbags and dual bumpers for protecting pedestrains in front of car - Google Patents
Device with dual airbags and dual bumpers for protecting pedestrains in front of car Download PDFInfo
- Publication number
- CN105501171A CN105501171A CN201610065292.6A CN201610065292A CN105501171A CN 105501171 A CN105501171 A CN 105501171A CN 201610065292 A CN201610065292 A CN 201610065292A CN 105501171 A CN105501171 A CN 105501171A
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- Prior art keywords
- bumper
- spoiler
- air
- bonnet
- guard plate
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- 230000009977 dual effect Effects 0.000 title claims abstract description 18
- 230000003139 buffering effect Effects 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims description 19
- 210000004712 air sac Anatomy 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 5
- 230000008961 swelling Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 2
- 230000006378 damage Effects 0.000 abstract description 8
- 239000006096 absorbing agent Substances 0.000 abstract 2
- 230000001133 acceleration Effects 0.000 abstract 2
- 208000027418 Wounds and injury Diseases 0.000 description 6
- 208000014674 injury Diseases 0.000 description 6
- 239000004033 plastic Substances 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 210000005239 tubule Anatomy 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
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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
- B60R21/34—Protecting non-occupants of a vehicle, e.g. pedestrians
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R19/20—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact containing mainly gas or liquid, e.g. inflatable
- B60R19/205—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact containing mainly gas or liquid, e.g. inflatable inflatable in the direction of an obstacle upon impending impact, e.g. using air bags
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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
- B60R21/34—Protecting non-occupants of a vehicle, e.g. pedestrians
- B60R2021/343—Protecting non-occupants of a vehicle, e.g. pedestrians using deformable body panel, bodywork or components
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
- Superstructure Of Vehicle (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a device with dual airbags and dual bumpers for protecting pedestrains in the front of a car. The device is characterized in that an airbag assembly of an upper bumper is arranged on a reinforced beam, a controller is connected with an accelerometer for detecting the acceleration magnitude during car braking and an ultrasonic ranging instrument for detecting the distance between the bumpers and the pedestrains, and when the controller detects that the acceleration magnitude and the distance reach limit values simultaneously, an air generator is started to inflate the airbags, and then the airbags expand and open; a buffer energy absorber of a lower bumper is provided with 4 piezoelectric transducers uniformly, and when the pedestrains knock against the buffer energy absorber, a certain buffering function is played and the transducers receive a knocking signal; the other airbag system is arranged on a bonnet, the piezoelectric transducers transmit the signal to a bonnet airbag controller, and then the airbag expands, so that the bodies of the pedestrains are protected and the damage to the heads of the pedestrains is avoided. The device can be used for effectively protecting the safety of the pedestrains as well as the safety of the car and passengers, thus having high practical value.
Description
Technical field
The present invention relates to automobile accessories apparatus field, particularly relate to a kind of automotive front pedestrian protection having dual air bags and double insurance thick stick.
Background technology
Automotive crash safety problem more and more receives the concern of people at society, and in automobile collision procedure, the collision of what occurrence probability was the highest is automotive front, first relates to the collision of front bumper, and next relates to bonnet or front windshield to the injury of pedestrian head.Therefore, the collision characteristic of research automotive front, and to the protective effect of pedestrian, occupant and automobile itself in collision process, significant for raising automotive SBC.
Federal bumper common is at present generally by plastic bumper backplate, and deep beam and two, left and right energy-absorption bracket and other installation parts form.In recent years, due to the development of styling design and the needs of pedestrian protecting, the front bumper of most of car adopts bumper/spoiler and grid unitary design.The bumper/spoiler of some high-grade car have also contemplated that efficient kinetic energy absorption, dispersion Debacle possible type structure design, and pedestrian protecting assembly.Bumper/spoiler and deep beam, as absorbing the bodywork component relaxing foreign impacts power, in low speed collision accident, can play a role to protection vehicle body and body accessory.But the protective capacities that bumper/spoiler can provide, especially still quite limited to the protection of pedestrian, and lack safety method to pedestrian head, and along with the increase year by year of car owning amount, pedestrian impact accident rate also presents ascendant trend.Therefore, a kind of automotive front pedestrian protection having dual air bags and a double insurance thick stick both can available protecting pedestrains safety, also plays good protective effect to automobile itself and occupant safety.
Summary of the invention
In order to solve above-mentioned Problems existing; the invention provides a kind of automotive front pedestrian protection having dual air bags and double insurance thick stick; this device both can available protecting pedestrains safety; also good protective effect is played to automobile itself and occupant safety; for reaching this object; the invention provides. a kind of automotive front pedestrian protection having dual air bags and double insurance thick stick, comprises bumper guard plate, upper and lower two-layer bumper system, bumper/spoiler air bag system and bonnet air bag system:
Bumper system of the present invention is divided into two-layer up and down, upper strata bumper/spoiler comprises insure thick stick deep beam and bumper/spoiler air-bag module, described bumper/spoiler air-bag module comprises bumper/spoiler safety air bag support, bumper/spoiler air-cushion inflator, bumper/spoiler safety air bag and bumper/spoiler safety air bag retainer, described bumper/spoiler air-cushion inflator overcoat has bumper/spoiler safety air bag retainer, it is outside that described bumper/spoiler safety air bag is wrapped in bumper/spoiler air-cushion inflator, the bumper/spoiler air-bag module of upper strata bumper/spoiler by corresponding bumper/spoiler safety air bag support installing in the front bumper air-bag module installation place of upper strata bumper/spoiler deep beam, described upper strata bumper/spoiler deep beam is fixed in car by thru-bolt and nut, lower floor's bumper/spoiler comprises lower bumper/spoiler buffering energy-absorbing block and lower bumper/spoiler deep beam, described lower bumper/spoiler buffering energy-absorbing block is on front side of lower bumper/spoiler deep beam, upper strata bumper/spoiler is connected by upper and lower bumper/spoiler connection bracket with between lower floor bumper/spoiler,
Bumper/spoiler air bag system of the present invention comprises accelerometer, bumper/spoiler safety air sac controller and ultrasonic range finder, described bumper/spoiler safety air sac controller to be arranged in car on the left of instrument carrier panel, described accelerometer is arranged on automobile top-cap side, described ultrasonic range finder is arranged on inside front windshield, and described bumper/spoiler safety air sac controller connects bumper/spoiler air-bag module, bumper/spoiler air-cushion inflator, accelerometer and ultrasonic range finder by connection;
Car engine of the present invention has covered bonnet air bag system, described bonnet air bag system comprises bonnet air-bag module, 4 piezoelectric transducers, central process unit and radar detector, described bonnet air-bag module comprises bonnet safety air bag and bonnet air-cushion inflator, described bonnet safety air bag and bonnet air-cushion inflator are arranged in the bonnet air-bag module supply chamber of automobile engine cover, 4 piezoelectric transducers are distributed on lower floor's bumper/spoiler bump rubber, described central process unit to be arranged in car on the left of instrument carrier panel, described radar detector to be arranged in automobile above front windshield, 4 piezoelectric transducers are connected with central process unit by connection lead with radar detector.
Further improvement of the present invention, pedestrian protection also comprises bumper guard plate, described bumper guard plate is positioned at headstock and surrounds upper and lower two-layer bumper system foremost, described bumper guard plate is connected with corresponding longeron with bumper guard plate bracing frame pipe link by longeron, described bumper guard plate inside front two angle ends fix two hooks, two hooks are hung in the two ends of bumper guard plate supporting traverse, two groups of columniform bumper guard plate supporting components are fixed in the bar portion of hook respectively, bumper guard plate supporting component one and bumper guard plate supporting component two are by different two pipe fittings of thickness and spring composition, the two ends of spring are separately fixed on hook bar portion and bumper guard plate bracing frame, when spring is in the state of being stretched, two pipe assembling total lengths equal independent two length of tube sums, described hook hanging position structure is thin, the bar portion structure of hook is thick, when bumper/spoiler safety air bag is swelling, two hooks can be torn, the present invention relies on the swollen strength risen of safety air bag, two Plastic hangers will be pulled apart instantaneously in hanging position, bumper guard plate is also pushed open instantaneously, but bumper guard plate supporting component is connected with bumper guard plate, now, the pulling force of spring will discharge, due to the effect of contraction of bumper guard plate supporting component and bumper guard plate bracing frame, tubule in the bumper guard plate supporting component of free-running fit will enter extra heavy pipe, total length shortens, bumper guard plate is under said structure constraint, to move down along buffering energy-absorbing block, and suspension is attached to automotive front end.
Further improvement of the present invention, described thick stick deep beam shape of insuring is side U-shaped, deep beam of the present invention is the skeleton of upper strata bumper/spoiler, again that air-bag module installs part, therefore can be side U-shaped, air-bag module is arranged on the front portion of deep beam, adopts high tensile steel plate to make, to meet requirement of strength.
Further improvement of the present invention, the length of described bumper/spoiler buffering energy-absorbing block and width and lower bumper/spoiler deep beam match, be arranged on the front portion of described lower bumper/spoiler deep beam by row's connecting element, bumper/spoiler buffering energy-absorbing block of the present invention can adopt to be installed with upper type.
Further improvement of the present invention, described bonnet air-bag module supply chamber 1/3 place after automobile engine cover, holds up lid air-bag module and is generally arranged in the bonnet air-bag module supply chamber at 1/3 place after automobile engine cover.
A kind of automotive front pedestrian protection having dual air bags and double insurance thick stick of the present invention, when controller detects that the distance of pickup and automobile and pedestrian reaches limit value simultaneously, gas generator by startup to airbag inflated, safety air bag instantaneous expansion, now safety air bag by available protecting pedestrian's trunk and leg; Rely on the swollen strength risen of safety air bag, two Plastic hangers will be pulled apart instantaneously in hanging position, bumper guard plate is also pushed open instantaneously, but bumper guard plate supporting component is still connected with bumper guard plate, now, the pulling force of spring will discharge, due to the effect of contraction of bumper guard plate supporting component and bumper guard plate bracing frame, for the tubule in the bumper guard plate supporting component that gap coordinates will enter extra heavy pipe, total length shortens, bumper guard plate, under the constraint of said structure, will move down along buffering energy-absorbing block, and suspension is attached to automotive front end.
When pedestrian lower leg touches the moment of buffering energy-absorbing block, namely the piezoelectric transducer on buffering energy-absorbing block is triggered, sensor receives collision alarm, gas generator is started by controller process, safety air bag on bonnet is inflated swelling instantaneously, effectively avoids or alleviates the suffered injury of pedestrian head.Bumper/spoiler buffering energy-absorbing block can slow down the impact force to pedestrian simultaneously, and can effectively stop pedestrian to be knocked down under car.
The present invention is by adopting the distance value between ultrasonic range finder detection automobile and pedestrian; by accekeration during accelerometer collection automobile emergency brake; when controller detects that accekeration and distance value reach limit value simultaneously; start described gas generator and charge operation is performed to described bumper/spoiler safety air bag; described bumper/spoiler airbag cushion is opened; slow down the shock dynamics of automobile to pedestrian with this, thus realize the object of Federal bumper protection pedestrains safety.
Simultaneously, by being distributed on 4 piezoelectric transducer Receiving collision signals on bumper/spoiler bump rubber, transmitted the signal come by piezoelectric transducer by controller process, and start charging blower according to the order of severity electricity of predetermined collision, safety air bag on bonnet is inflated, and effectively can avoid or alleviate pedestrian head coming to harm.
Accompanying drawing explanation
Fig. 1 bumper system assembling schematic diagram;
Fig. 2 bumper/spoiler air-bag module exploded drawings;
Fig. 3 bumper/spoiler air-bag module assembling schematic diagram;
Fig. 4 bonnet safety air bag schematic diagram;
Fig. 5 dual air bags control setup installation position schematic diagram
Component in figure is:
1, bumper guard plate; 2, to insure thick stick deep beam;
3, bumper/spoiler air-bag module installation place; 4, bumper guard plate support beam;
5, link up with; 6, bumper guard plate supporting component one;
7, lower bumper/spoiler buffering energy-absorbing block; 8, lower bumper/spoiler deep beam;
9, bumper guard plate supporting component two; 10, bumper guard plate bracing frame;
11, upper and lower bumper/spoiler connection bracket; 12, longeron;
13, longeron and bumper guard plate bracing frame pipe link; 14, bumper/spoiler safety air bag support;
15, bumper/spoiler air-bag module; 16, bumper/spoiler air-cushion inflator;
17, bumper/spoiler safety air bag; 18, bumper/spoiler safety air bag retainer;
19, thru-bolt; 20, nut;
21, bumper system; 22, piezoelectric transducer;
23, bonnet; 24, bonnet air-bag module supply chamber;
25, bonnet safety air bag; 26, bonnet air-cushion inflator;
27, central process unit; 28, radar detector;
29, accelerometer; 30, bumper/spoiler safety air sac controller;
31, ultrasonic range finder.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:
The invention provides a kind of automotive front pedestrian protection having dual air bags and double insurance thick stick, this device both can available protecting pedestrains safety, also plays good protective effect to automobile itself and occupant safety.
As an embodiment of the present invention, the invention provides a kind of automotive front pedestrian protection as shown in Figure 1, comprise bumper guard plate, upper and lower layer bumper/spoiler, bumper/spoiler air bag system, bonnet air bag system etc.
Upper strata of the present invention bumper/spoiler is made up of insure thick stick deep beam 2, bumper/spoiler air-bag module 15 etc., and the shape of thick stick deep beam 2 of insuring is side U-shaped.Described thick stick deep beam 2 of insuring is the skeleton of upper strata bumper/spoiler, again that bumper/spoiler air-bag module 15 installs part, in side U-shaped, bumper/spoiler air-bag module 15 is arranged on the front portion of deep beam, employing high tensile steel plate is made, to meet requirement of strength, and it is made to reduce distortion as far as possible fully collision energy is dispensed to front side member to body tail dispersion transmission.
Bumper/spoiler air bag system of the present invention mainly comprises bumper/spoiler air-bag module 15, bumper/spoiler safety air sac controller 30, accelerometer 29, ultrasonic range finder 31.Bumper/spoiler air-bag module 15 mainly comprises bumper/spoiler safety air bag 17, bumper/spoiler air-cushion inflator 16, bumper/spoiler safety air bag retainer 14.
Bumper/spoiler air-bag module 15 of the present invention is arranged on the front portion of thick stick deep beam 2 of insuring as shown in Figure 2-5, it is anterior that bumper/spoiler safety air bag 17 is enclosed in bumper/spoiler air-bag module 15, is fixed on and insures on thick stick deep beam 2 together with bumper/spoiler safety air bag support 14.Described bumper/spoiler safety air sac controller 30 is arranged in car on the left of instrument carrier panel, and accelerometer 29 is arranged on automobile top-cap side, and ultrasonic range finder 31 is arranged on inside front windshield.
Bumper/spoiler air-bag module 15 of the present invention is by connection bumper/spoiler air-cushion inflator 16 and bumper/spoiler safety air sac controller 30, described bumper/spoiler safety air sac controller 30 connects the accelerometer 29 of accekeration when detecting automobile brake in real time, and detect the ultrasonic range finder 31 of bumper/spoiler and pedestrian's spacing distance values in real time, when described bumper/spoiler safety air sac controller 30 detects that accekeration and distance value reach limit value simultaneously, startup is inflated bumper/spoiler safety air bag 17 by bumper/spoiler air-cushion inflator 16, bumper/spoiler safety air bag 17 is expanded open.
Lower floor of the present invention bumper/spoiler is made up of lower bumper/spoiler deep beam 8 and lower bumper/spoiler buffering energy-absorbing block 7, the length of lower bumper/spoiler buffering energy-absorbing block 7 and width and lower bumper/spoiler deep beam 8 match, the front portion of described lower bumper/spoiler deep beam 8 is arranged on by multiple bolt, when pedestrian impact is to lower floor's bumper/spoiler, rely on buffering energy-absorbing block effectively can absorb collision energy, play certain buffer action, reduce the injury that pedestrian is caused, and vehicle is when being subject to head-on crash, can effectively alleviate the secondary injury of occupant and the infringement to vehicle itself.
Automobile engine cover 23 of the present invention installs another air bag system, uniform 4 piezoelectric transducers 22 on described lower floor bumper/spoiler bump rubber, described piezoelectric transducer 22 receives collision alarm, the signal transmitted by piezoelectric transducer 22 is processed by bumper/spoiler safety air sac controller 30, and start bonnet air-cushion inflator 26 according to predetermined impact severity electricity, bonnet safety air bag 25 on described bonnet is inflated, and can effectively avoid or alleviate the injury that pedestrian head is subject to.
Bonnet air bag system of the present invention comprises air-bag module, 4 piezoelectric transducers 22, central process unit 27, radar detectors 28 etc., 4 piezoelectric transducers 22 are evenly arranged on lower bumper/spoiler bump rubber 7, central process unit 27 to be arranged in car on the left of instrument carrier panel, central process unit 27 is Single Chip Microcomputer (SCM) system, piezoelectric transducer 22 is connected with central process unit 27, and radar detector 28 to be arranged in automobile above front windshield.
Bonnet 23 of the present invention is made up of front and back two parts, and after bonnet, 1/3 place is provided with bonnet air-bag module supply chamber 24, and bonnet safety air bag 25 and bonnet air-cushion inflator 26 are arranged in supply chamber.Described 4 piezoelectric transducers 22 are connected with central process unit 27, piezoelectric transducer 22 is by the change of collision detection rear bumper upward pressure, converting thereof into electric signal is input on central process unit 27, central process unit 27 is connected with radar, the work of supervision radar, and receive the signal fed back by radar, judge whether that give a signal starts bonnet air-cushion inflator 26, radar detector 28 object detection area is 1/3 region after bonnet (this is the region that pedestrian head generally touches).
Bumper guard plate 1 of the present invention is positioned at headstock foremost, surround upper and lower whole bumper system 21, bumper guard plate inside front two angle ends fix two hooks 5, two hooks 5 are hung in the two ends of bumper guard plate supporting traverse 4, link up with 5 hanging position structures thinner, the bar portion structure of hook is comparatively thick, plastic material.When bumper/spoiler safety air bag 17 is swelling, two hooks 5 can be torn.
Two groups of cylindrical fuse thick stick baseboard support assemblies are fixed in two hook bar portions of the present invention respectively, cylindrical fuse thick stick baseboard support assembly is made up of different two pipe fittings of thickness and spring, the two ends of spring are separately fixed on hook bar portion and bumper guard plate bracing frame, two pipe fitting thicknesses are different, for free-running fit, under normal circumstances, spring is in the state of being stretched, and two pipe assembling total lengths equal independent two length of tube sums.
When bumper/spoiler safety air sac controller 30 detects that the distance of pickup and automobile and pedestrian reaches limit value simultaneously, startup is inflated bumper/spoiler safety air bag 17 by bumper/spoiler air-cushion inflator 16, bumper/spoiler safety air bag 17 is inflated instantaneously, now bumper/spoiler safety air bag 17 by available protecting pedestrian's trunk and leg; Rely on the swollen strength risen of bumper/spoiler safety air bag 17, two Plastic hangers 5 will be pulled apart instantaneously in hanging position, bumper guard plate 1 is also pushed open instantaneously, but bumper guard plate supporting component 6 is connected with bumper guard plate 1, now, the pulling force of spring will discharge, due to the effect of contraction of bumper guard plate supporting component 6 and bumper guard plate bracing frame 10, tubule in the bumper guard plate supporting component 6 of free-running fit will enter extra heavy pipe, total length shortens, bumper guard plate 1, under said structure constraint, will move down along buffering energy-absorbing block 7, and suspension is attached to automotive front end.
Simultaneously, when pedestrian lower leg touches the moment of buffering energy-absorbing block, namely the piezoelectric transducer 22 on buffering energy-absorbing block is triggered, piezoelectric transducer 22 receives collision alarm, processed by bumper/spoiler safety air sac controller 30 and start bonnet air-cushion inflator 26, bonnet safety air bag 25 on bonnet is inflated swelling instantaneously, effectively avoids or alleviates the suffered injury of pedestrian head.Same bumper/spoiler buffering energy-absorbing block 7 at present can slow down the impact force to pedestrian, and can effectively stop pedestrian to be knocked down under car.
The above is only preferred embodiment of the present invention, is not restriction the present invention being made to any other form, and any amendment done according to technical spirit of the present invention or equivalent variations, still belong to the present invention's scope required for protection.
Claims (6)
1. there is an automotive front pedestrian protection for dual air bags and double insurance thick stick, comprise bumper guard plate (1), upper and lower two-layer bumper system, bumper/spoiler air bag system and bonnet air bag system, it is characterized in that:
Bumper system (21) is divided into two-layer up and down, upper strata bumper/spoiler comprises insure thick stick deep beam (2) and bumper/spoiler air-bag module (15), described bumper/spoiler air-bag module (15) comprises bumper/spoiler safety air bag support (14), bumper/spoiler air-cushion inflator (16), bumper/spoiler safety air bag (17) and bumper/spoiler safety air bag retainer (18), described bumper/spoiler air-cushion inflator (16) overcoat has bumper/spoiler safety air bag retainer (18), it is outside that described bumper/spoiler safety air bag (17) is wrapped in bumper/spoiler air-cushion inflator (16), the bumper/spoiler air-bag module (15) of upper strata bumper/spoiler is arranged in the front bumper air-bag module installation place (3) on upper strata bumper/spoiler deep beam (2) by corresponding bumper/spoiler safety air bag support (14), described upper strata bumper/spoiler deep beam (2) is fixed in car by thru-bolt (19) and nut (20), lower floor's bumper/spoiler comprises lower bumper/spoiler buffering energy-absorbing block (7) and lower bumper/spoiler deep beam (8), described lower bumper/spoiler buffering energy-absorbing block (7) is in lower bumper/spoiler deep beam (8) front side, upper strata bumper/spoiler is connected by upper and lower bumper/spoiler connection bracket (11) with between lower floor bumper/spoiler,
Described bumper/spoiler air bag system comprises accelerometer (29), bumper/spoiler safety air sac controller (30) and ultrasonic range finder (31), described bumper/spoiler safety air sac controller (30) to be arranged in car on the left of instrument carrier panel, described accelerometer (29) is arranged on automobile top-cap side, described ultrasonic range finder (31) is arranged on inside front windshield, described bumper/spoiler safety air sac controller (30) connects bumper/spoiler air-bag module (15) by connection, bumper/spoiler air-cushion inflator (16), accelerometer (29) and ultrasonic range finder (31),
(23) have bonnet air bag system to automobile engine cover, described bonnet air bag system comprises bonnet air-bag module, 4 piezoelectric transducers (22), central process unit (27) and radar detector (28), described bonnet air-bag module comprises bonnet safety air bag (25) and bonnet air-cushion inflator (26), described bonnet safety air bag (25) and bonnet air-cushion inflator (26) are arranged in the bonnet air-bag module supply chamber (24) of automobile engine cover (23), 4 piezoelectric transducers (22) are distributed in lower floor's bumper/spoiler bump rubber (7), described central process unit (27) to be arranged in car on the left of instrument carrier panel, described radar detector (28) to be arranged in automobile above front windshield, 4 piezoelectric transducers (22) are connected with central process unit (27) by connection lead with radar detector (28).
2. a kind of automotive front pedestrian protection having dual air bags and double insurance thick stick according to claim 1, it is characterized in that: pedestrian protection also comprises bumper guard plate (1), described bumper guard plate (1) is positioned at headstock and surrounds upper and lower two-layer bumper system foremost, described bumper guard plate (1) is connected with corresponding longeron (12) with bumper guard plate bracing frame pipe link (13) by longeron, described bumper guard plate (1) inside front two angle ends fix two hooks (5), two hooks (5) are hung in the two ends of bumper guard plate supporting traverse (4), two groups of columniform bumper guard plate supporting components are fixed in the bar portion of hook (5) respectively, bumper guard plate supporting component one (6) and bumper guard plate supporting component two (9) are by different two pipe fittings of thickness and spring composition, the two ends of spring are separately fixed on hook (5) bar portion and bumper guard plate bracing frame (10), when spring is in the state of being stretched, two pipe assembling total lengths equal independent two length of tube sums.
3. a kind of automotive front pedestrian protection having dual air bags and double insurance thick stick according to claim 1; it is characterized in that: described hook (5) hanging position structure is thin; the bar portion structure of hook is thick, and when bumper/spoiler safety air bag (17) is swelling, two hooks (5) can be torn.
4. a kind of automotive front pedestrian protection having dual air bags and double insurance thick stick according to claim 1, is characterized in that: described in thick stick deep beam (2) shape of insuring be side U-shaped.
5. a kind of automotive front pedestrian protection having dual air bags and double insurance thick stick according to claim 1; it is characterized in that: the length of described bumper/spoiler buffering energy-absorbing block (7) and width and lower bumper/spoiler deep beam (8) match, be arranged on the front portion of described lower bumper/spoiler deep beam (8) by row's connecting element.
6. a kind of automotive front pedestrian protection having dual air bags and double insurance thick stick according to claim 1, is characterized in that: described bonnet air-bag module supply chamber (24) is at automobile engine cover (23) 1/3 place afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610065292.6A CN105501171B (en) | 2016-02-01 | 2016-02-01 | A kind of automotive front pedestrian protection for having dual air bags and dual fail-safe thick stick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610065292.6A CN105501171B (en) | 2016-02-01 | 2016-02-01 | A kind of automotive front pedestrian protection for having dual air bags and dual fail-safe thick stick |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105501171A true CN105501171A (en) | 2016-04-20 |
| CN105501171B CN105501171B (en) | 2017-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610065292.6A Active CN105501171B (en) | 2016-02-01 | 2016-02-01 | A kind of automotive front pedestrian protection for having dual air bags and dual fail-safe thick stick |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564462A (en) * | 2015-10-01 | 2017-04-19 | 现代自动车株式会社 | Vehicle front structure |
| CN109637075A (en) * | 2018-11-08 | 2019-04-16 | 谢垚峰 | Gasbag isolation protective device for construction machinery while approaching high tension electric line alarm |
| CN110371075A (en) * | 2019-08-02 | 2019-10-25 | 上汽通用汽车有限公司 | Active device for protecting legs of passersby |
| CN111469798A (en) * | 2020-03-20 | 2020-07-31 | 浙江吉利汽车研究院有限公司 | Pedestrian lower limb protection device, system and method for vehicle |
| CN112298094A (en) * | 2020-09-27 | 2021-02-02 | 中国第一汽车股份有限公司 | Active front bumper pedestrian protection plate system and control method thereof |
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| CN106564462A (en) * | 2015-10-01 | 2017-04-19 | 现代自动车株式会社 | Vehicle front structure |
| CN106564462B (en) * | 2015-10-01 | 2021-10-26 | 现代自动车株式会社 | Vehicle front structure |
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| CN109637075B (en) * | 2018-11-08 | 2021-03-19 | 广州特贝科技信息有限公司 | Air bag isolation protection device for construction machinery approaching high-voltage line alarm |
| CN110371075A (en) * | 2019-08-02 | 2019-10-25 | 上汽通用汽车有限公司 | Active device for protecting legs of passersby |
| CN111469798A (en) * | 2020-03-20 | 2020-07-31 | 浙江吉利汽车研究院有限公司 | Pedestrian lower limb protection device, system and method for vehicle |
| CN112298094A (en) * | 2020-09-27 | 2021-02-02 | 中国第一汽车股份有限公司 | Active front bumper pedestrian protection plate system and control method thereof |
| CN113665515A (en) * | 2021-09-14 | 2021-11-19 | 李全星 | New energy automobile anti-collision protection device and anti-collision protection method thereof |
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