CN106143396A - Pedestrian impact lower limb protection device, guard method and automobile - Google Patents
Pedestrian impact lower limb protection device, guard method and automobile Download PDFInfo
- Publication number
- CN106143396A CN106143396A CN201610601281.5A CN201610601281A CN106143396A CN 106143396 A CN106143396 A CN 106143396A CN 201610601281 A CN201610601281 A CN 201610601281A CN 106143396 A CN106143396 A CN 106143396A
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- pedestrian
- retractor device
- buffer stopper
- automobile
- central controller
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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
-
- 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
- B60R2021/003—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks characterised by occupant or pedestian
- B60R2021/0039—Body parts of the occupant or pedestrian affected by the accident
- B60R2021/0053—Legs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R21/0134—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to imminent contact with an obstacle, e.g. using radar systems
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Traffic Control Systems (AREA)
Abstract
A kind of pedestrian impact lower limb protection device, including the first buffer stopper, the first retractor device, the second buffer stopper, the second retractor device, mounting bracket, pedestrian detector and central controller；Mounting bracket is for being arranged on the front portion of automobile, and the first retractor device is arranged on the top of mounting bracket, and first retractor device one end connects mounting bracket, and the first retractor device other end connects the first buffer stopper；Second retractor device is arranged on the bottom of mounting bracket, and second retractor device one end connects mounting bracket, and the second retractor device other end connects the second buffer stopper；Central controller and the first retractor device, the second retractor device, pedestrian detector are electrical connected, and central controller receives the information of pedestrian detector transmission, and central controller is to the first retractor device, the second retractor device transmission instruction.This pedestrian impact lower limb protection device makes the pedestrian of different height preferably can be protected in people's car accidents.
Description
Technical field
The present invention relates to automobile collision preventing technical field, more particularly to a kind of pedestrian impact lower limb protection device, protection side
Method and there is the automobile of this protection device.
Background technology
Along with socioeconomic development, motor vehicles is the most universal, and pedestrian-vehicle collision accident increases accordingly, how to reduce people's car and touches
Hit pedestrian in accident to be hurt, be pendulum a difficult problem in face of car manufactures.
Statistical data shows, in the pedestrian-vehicle collision accident of more than 80%, pedestrian's lower limb all can come to harm, wherein, and tibial bone
It is common type of injury that folding and knee ligament are pulled.In prior art, in order to reduce the probability that both injuries occur, automobile
Manufacturer uses specific material and shape to make automobile front beam so that it is possess certain energy-absorbing function, and by automobile
Impulsive force reasonable distribution is to lower limb each several part.
Prior art is often based upon the people of specific height to design front bumper, and such as, prior art is often based upon 50
Percentile dummy be designed, and the height ranges of the pedestrian that can protect is less, and low height pedestrian and high height pedestrian cannot be
It is effectively protected.
Summary of the invention
It is an object of the invention to provide a kind of pedestrian impact lower limb protection device and guard method so that the row of different heights
People preferably can be protected in people's car accidents.
The technical scheme solving its technical problem that the embodiment of the present invention provides is as follows:
A kind of pedestrian impact lower limb protection device, including the first buffer stopper, the first retractor device, the second buffer stopper, second
Retractor device, mounting bracket, pedestrian detector and central controller；This mounting bracket is for being arranged on the front portion of automobile, and this is the years old
One retractor device is arranged on the top of this mounting bracket, and this first retractor device one end connects this mounting bracket, this first stretch
The device other end connects this first buffer stopper；This second retractor device is arranged on the bottom of this mounting bracket, this second flexible dress
Putting one end and connect this mounting bracket, this second retractor device other end connects this second buffer stopper；This central controller with this
One retractor device, this second retractor device, this pedestrian detector are electrical connected, and this central controller receives this pedestrian detector and passes
The information passed, this central controller is to this first retractor device, the transmission instruction of this second retractor device.
In present pre-ferred embodiments, this first retractor device can stretch on this automobile fore-and-aft direction, regulates it
Length on this automobile fore-and-aft direction, thus regulate the position of this first buffer stopper；This second retractor device can be at this vapour
Upwards stretching in Herba Plantaginis rear, regulates its length on this automobile fore-and-aft direction, thus regulate the position of this second buffer stopper.
In present pre-ferred embodiments, this pedestrian detector includes radar detedtor.
In present pre-ferred embodiments, this radar detedtor is launched and receives to this automobile direction of advance, analyzing reflection
The ultrasonic signal returned or electromagnetic wave signal, it is judged that in this automobile direction of advance, in some distances, whether have barrier, and
Measure the height of this barrier, movement velocity and the distance with this automobile, clear, obstacle height, barrier will be had to transport
The information such as the distance of dynamic speed, barrier and this automobile pass to this central controller.
In present pre-ferred embodiments, this pedestrian detector includes photographic head.
In present pre-ferred embodiments, this photographic head claps this picture taking the photograph automobile direction of advance, at interval of time identical
Between the picture of shooting is passed to this central controller, the picture that this photographic head is shot by this central controller carries out image knowledge
Not, thus judge whether the barrier in this automobile direction of advance is pedestrian.
The embodiment of the present invention also provides for a kind of pedestrian impact method for protecting lower limb, it is adaptable to a kind of pedestrian impact lower limb protection
Device, this pedestrian impact lower limb protection device includes the first buffer stopper, the first retractor device, the second buffer stopper, the second flexible dress
Put, mounting bracket, pedestrian detector and central controller；This mounting bracket is for being arranged on the front portion of automobile, and this first stretches
Device is arranged on the top of this mounting bracket, and this first retractor device one end connects this mounting bracket, and this first retractor device is another
One end connects this first buffer stopper；This second retractor device is arranged on the bottom of this mounting bracket, this second retractor device one end
Connecting this mounting bracket, this second retractor device other end connects this second buffer stopper；This central controller is preset with calculating and patrols
Volume, this central controller is electrical connected with this first retractor device, this second retractor device, this pedestrian detector, and this pedestrian touches
Hit method for protecting lower limb to comprise the steps:
This pedestrian detector detects this vehicle front pedestrian information；
According to this pedestrian information, this central controller judges whether this vehicle front has pedestrian；
This central controller determines after this vehicle front has pedestrian, this pedestrian detector detect in real time this pedestrian's height,
This pedestrian movement's speed and this automobile driving speed are also transferred to this central controller；
This central controller this pedestrian's height comprehensive, this pedestrian movement's speed and this automobile driving speed foundation are preset
Calculate logic and carry out computing, draw this first retractor device and this second retractor device respective telescopic displacement amount, and export control
System instruction performs expanding-contracting action to control this first retractor device and this second retractor device respectively；
This first buffer stopper and this second buffer stopper are retractable to predetermined target location on automobile fore-and-aft direction.
In present pre-ferred embodiments, this pedestrian detector includes radar detedtor, and this radar detedtor is to this automobile
Ultrasound wave or radio wave are launched in front, to detect this vehicle front pedestrian information.
In present pre-ferred embodiments, this pedestrian detector includes photographic head, and this photographic head shoots this vehicle front
Picture, to detect this vehicle front pedestrian information.
The embodiment of the present invention also provides for a kind of automobile, and this automobile includes above-mentioned pedestrian protection.
The pedestrian impact lower limb protection device of embodiment of the present invention offer and pedestrian impact method for protecting lower limb, can detect
Whether there are pedestrian and the height of pedestrian, movement velocity on road, and adjust the first buffer stopper, the second buffer stopper according to these information
Position so that it is adapt with height, the movement velocity of pedestrian so that the pedestrian of different heights can be in people's car accidents
Preferably protected.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that in the embodiment of the present invention, pedestrian impact lower limb protection device is arranged on automobile.
Fig. 2 is the structured flowchart of pedestrian impact lower limb protection device in Fig. 1.
Fig. 3 is the structural representation of pedestrian impact lower limb protection device in Fig. 1.
Fig. 4 is the structural representation that in Fig. 3, the first retractor device is in contraction state.
Fig. 5 is the structural representation that in Fig. 3, the second retractor device is in contraction state.
Fig. 6 is the workflow diagram of pedestrian impact lower limb protection device in Fig. 1.
Figure is numbered:
11-the first buffer stopper；12-the first retractor device；21-the second buffer stopper；22-the second retractor device；30-installs and props up
Frame；40-pedestrian detector；41-radar detedtor；42-photographic head；50-central controller；70-automobile；71-front bumper is horizontal
Beam；72-enging cabin；73-vehicle window.
Detailed description of the invention
By further illustrating the technical approach and effect that the present invention taked by reaching predetermined goal of the invention, below in conjunction with
Accompanying drawing and preferred embodiment, detailed description of the invention, structure, feature and the effect thereof to the present invention, after describing in detail such as.
As it is shown in figure 1, the embodiment of the present invention provides a kind of pedestrian impact lower limb protection device (hereinafter referred to as " protection dress
Put "), this protection device includes first buffer stopper the 11, first retractor device the 12, second buffer stopper the 21, second retractor device 22, peace
Dress support 30, pedestrian detector 40 and central controller 50.
Wherein, it is anterior that mounting bracket 30 is fixedly mounted on automobile 70, and specifically, mounting bracket 30 is fixedly mounted on front insurance
On thick stick crossbeam 71.As shown in figures 1 and 3, the first retractor device 12 is arranged on the top of mounting bracket 30, the first retractor device 12
One end connects mounting bracket 30, and first retractor device 12 other end connects the first buffer stopper 11；Second retractor device 22 is arranged on
The bottom of mounting bracket 30, second retractor device 22 one end connects mounting bracket 30, and second retractor device 22 other end connects the
Two buffer stoppers 21.
First retractor device 12 can stretch on automobile 70 fore-and-aft direction, to regulate its flexible length in the longitudinal direction
Degree；By regulating the first retractor device 12 collapsing length in the longitudinal direction, the first buffer stopper 11 can be regulated in front and back
Upwards it is in different positions.Identical with the first retractor device 12, the second retractor device 22 can also stretch in the longitudinal direction,
To regulate its collapsing length in the longitudinal direction；By regulating the second retractor device 22 collapsing length in the longitudinal direction,
The second buffer stopper 21 can be regulated and be in different positions in the longitudinal direction.
It is anterior that pedestrian detector 40 is arranged on automobile 70.In the present embodiment, pedestrian detector 40 can include radar detection
Device 41, it is anterior that radar detedtor 41 is such as arranged on enging cabin 72.Radar detedtor 41 is by sending out to automobile 70 direction of advance
Penetrate and receive, analyze the ultrasonic signal or electromagnetic wave signal reflected, thus judge in automobile 70 direction of advance certain
A pedestrian whether is had in distance range, and the distance of the height of detecting pedestrian, the speed of travel and pedestrian and automobile 70.
Preferably, in order to improve detection efficient and detection accuracy, pedestrian detector 40 can also include photographic head 42, take the photograph
As 42 are such as arranged on vehicle window 73 top, photographic head 42 is for shooting the picture in automobile 70 direction of advance.Visited by radar
Survey the collaborative work of device 41 and photographic head 42, efficiency and the accuracy of pedestrian detection can be improved.
As in figure 2 it is shown, central controller 50 is stretched with radar detedtor 41, photographic head the 42, first retractor device 12 and second
Compression apparatus 22 is electrical connected, and central controller 50 has computing, arbitration functions, and central controller 50 is preset with calculating logic sum and sentences
Disconnected logic.Central controller 50 receives radar detedtor 41, the detection information of photographic head 42 transmission, judges according to this detection information
Whether there is pedestrian in the predetermined distance range of automobile 70 front, and when there being pedestrian, the relevant information obtaining pedestrian includes pedestrian
Height, pedestrian movement's speed and pedestrian and the distance of automobile 70, central controller 50 also receives the travel speed letter of vehicle simultaneously
Breath, central controller 50 these information comprehensive carry out computing according to default calculating logic, draw the first retractor device 12 and the
Two retractor devices 22 respective telescopic displacement amount, and it is flexible to control the first retractor device 12 and second respectively to export control instruction
Device 22 performs expanding-contracting action, it is achieved drive the first buffer stopper 11 and the second buffer stopper 21 flexible on automobile fore-and-aft direction respectively
To predetermined target location.
As it is shown on figure 3, under normal transport condition, first retractor device the 12, second retractor device 22 is at fore-and-aft direction
Extension elongation is identical.
As shown in Figure 4, when detecting that there is pedestrian in automobile 70 front, and the height of this pedestrian is compared with the body of 50 percentage ratio dummies
Height hour, will control the extension elongation of the second retractor device 22 extension elongation more than the first retractor device 12, specifically, and can
By stretching out the second retractor device 22 or the first retractor device 12 of retracting, it is achieved the extension elongation of the second retractor device 22 is more than
The extension elongation of the first retractor device 12.
As it is shown in figure 5, when detecting that there is pedestrian in automobile 70 front, and the height of this pedestrian is compared with the body of 50 percentage ratio dummies
High tall and big time, will control the extension elongation extension elongation more than the second retractor device 22 of the first retractor device 12, specifically, can
By stretching out the first retractor device 12 or the second retractor device 22 of retracting, it is achieved the extension elongation of the first retractor device 12 is more than
The extension elongation of the second retractor device 22.
Wherein, the type of drive of first retractor device the 12, second retractor device 22 is preferably hydraulically powered mode, i.e.
First retractor device the 12, second retractor device 22 is oil cylinder.In other embodiments of the invention, the first retractor device 12,
The type of drive of two retractor devices 22 can also be that such as air cylinder driven or electric pushrod drive.
As shown in Figure 6, in sum, this pedestrian detector 40 detects the pedestrian information in this automobile 70 front, and by this pedestrian
Information passes to this central controller 50, and this central controller 50 receives this pedestrian information and judges this pre-spacing in automobile 70 front
Whether pedestrian is had from interior.If judged result is "No", then this pedestrian detector 40 continues to keep acquisition mode；If judged result is
"Yes", then this central controller 50 obtains the relevant information bag of pedestrian by the real-time detection result of outside pedestrian detector 40
Including the information such as distance of pedestrian's height, pedestrian movement's speed, pedestrian and automobile 70, central controller 50 is by internal biography simultaneously
Sensor (such as vehicle speed sensor) obtains the driving speed information of vehicle, and central controller 50 these information comprehensive are according to the meter preset
Calculate logic and carry out computing, draw the first retractor device 12 and the second retractor device 22 respective telescopic displacement amount, and export control
Instruct and perform expanding-contracting action, to drive the first buffer stopper respectively controlling the first retractor device 12 and the second retractor device 22 respectively
11 and second buffer stopper 21 on automobile fore-and-aft direction, be retractable to predetermined target location.
Specifically, radar detedtor 41 is launched and receives to automobile 70 direction of advance, analyzing the ultrasound wave reflected
Signal or electromagnetic wave signal, be converted to signal of telecommunication transmission afterwards by this ultrasonic signal by analysis or electromagnetic wave signal
To central controller 50, and keep acquisition mode.Central controller 50 receives this signal of telecommunication, judges automobile 70 according to this signal of telecommunication
Whether have barrier in direction of advance in predeterminable range, and calculate the height of barrier, movement velocity and with automobile 70 away from
From.Preferably, this predeterminable range for example, ten meters.The scenic picture of photographic head 42 auxiliary shooting automobile 70 direction of advance, every
Every the default time, the scenic picture of shooting is passed to central controller 50.
Central controller 50 carries out computing making according to default calculating logic and decision logic and sentences the information of input
Disconnected.When judging automobile 70 direction of advance without pedestrian, central controller 50 does not carry out any action；Before judging automobile 70
Entering direction when having pedestrian, central controller 50 is according to default calculating logic, comprehensive each relevant information such as pedestrian level, Hang Renyun
The information such as the travel speed of dynamic speed, pedestrian and the distance of automobile 70 and automobile 70 carry out computing, calculate the first flexible value, i.e.
The flexible value of the first retractor device 12；Or calculate the second flexible value, the flexible value of the i.e. second retractor device 22.According to this
One flexible value, central controller 50 sends the first telescoping instruction to the first retractor device 12, the first retractor device 12 this first
Extend under the control of telescoping instruction or shrink and this first flexible corresponding length of value.According to this second flexible value, central authorities' control
Device 50 processed sends the second telescoping instruction to the second retractor device 22, and the second retractor device 22 is under the control of this second telescoping instruction
Extend or shrink and this corresponding length of the second flexible value.Accordingly, at the first retractor device 12 and the second retractor device 22
Drive under, the position change of the first buffer stopper 11 and the second buffer stopper 21 is measured accordingly.
Concrete, as shown in Figure 4, when the height of pedestrian of detection is compared with the short stature of 50 percentage ratio dummies, central authorities
Controller 50 can send to the second retractor device 22 and stretches out instruction or send retraction instruction to the first retractor device 12, thus
Make the extension elongation extension elongation more than the first retractor device 12 of the second retractor device 22.
Concrete, as it is shown in figure 5, when the height of the pedestrian of detection is tall and big compared with the height of 50 percentage ratio dummies, central authorities
Controller 50 can send to the first retractor device 12 and stretches out instruction or send retraction instruction to the second retractor device 22, thus
Make the extension elongation extension elongation more than the second retractor device 22 of the first retractor device 12.
Therefore, if automobile 70 and pedestrian collision, after automobile 70 with pedestrian collision, due to the first buffer stopper 11,
The position of the second buffer stopper 21 adapts with the height of pedestrian, and suffered by pedestrian, extent of injury is preferably minimized.
The embodiment of the present invention also provides for a kind of pedestrian impact guard method utilizing above-mentioned pedestrian bumping protection device, this row
People collides method for protecting lower limb and comprises the steps:
This pedestrian detector 40 detects the pedestrian information in this automobile 70 front and passes to central controller 50；
According to this pedestrian information, this central controller 50 judges whether this automobile 70 front has pedestrian；
This central controller 50 determines after there is pedestrian in this automobile 70 front, and this central controller 50 is by this pedestrian detection
The real-time detection result of device 40 obtains this pedestrian's height, this pedestrian movement's speed, this pedestrian and the distance of this automobile 70, should simultaneously
Central controller 50 also obtains the travel speed of this automobile 70；
The comprehensive acquired information of this central controller 50 carries out computing, draw this first retractor device 12 and this second stretch
Compression apparatus 22 respective telescopic displacement amount, and export control instruction with control respectively this first retractor device 12 and/or this second
Retractor device 22 performs expanding-contracting action, to drive this first buffer stopper 11 and/or this second buffer stopper 21 respectively before and after automobile
Predetermined target location it is retractable on direction.
Concrete, as shown in Figure 4, when detection pedestrian height compared with 50 percentage ratio dummies short stature (such as less than
A certain preset value) time, central controller 50 can send to the second retractor device 22 and stretch out instruction or to the first retractor device
12 send retraction instruction, so that the extension elongation of the second retractor device 22 is more than the extension elongation of the first retractor device 12.
Concrete, as it is shown in figure 5, when the height of the pedestrian of detection is tall and big (such as larger than compared with the height of 50 percentage ratio dummies
A certain preset value) time, central controller 50 can send to the first retractor device 12 and stretch out instruction or to the second retractor device
22 send retraction instruction, so that the extension elongation of the first retractor device 12 is more than the extension elongation of the second retractor device 22.
Therefore, if automobile 70 and pedestrian collision, after automobile 70 with pedestrian collision, due to the first buffer stopper 11,
The position of the second buffer stopper 21 adapts with the height of pedestrian, and suffered by pedestrian, extent of injury is preferably minimized.
The pedestrian impact lower limb protection device of embodiment of the present invention offer and pedestrian impact method for protecting lower limb, can basis
The information such as the pedestrian's height detected, control the first retractor device 12 and/or the second retractor device 22 stretch, and then adjust
First buffer stopper 11 and/or the position of the second buffer stopper 21, makes the position of buffer stopper adapt with the height of pedestrian so that different
The pedestrian of height preferably can be protected in people's car accidents.
In this article, term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, removes
Comprise those listed key elements, but also other key elements being not expressly set out can be comprised.
In this article, the involved noun of locality such as forward and backward, upper and lower is with during in accompanying drawing, parts are positioned at figure and zero
Part position each other defines, and is intended merely to the clear and convenient of expression technology scheme.Should be appreciated that the described noun of locality
Use should not limit the scope that the application is claimed.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (10)
1. a pedestrian impact lower limb protection device, it is characterised in that include the first buffer stopper (11), the first retractor device
(12), the second buffer stopper (21), the second retractor device (22), pedestrian detector (40) and central controller (50)；This first delay
Rush block (11) and this second buffer stopper (21) is positioned at different height and positions, this first retractor device (12) and this first buffer stopper
(11) being connected, this second retractor device (22) is connected with this second buffer stopper (21)；This central controller (50) first is stretched with this
Compression apparatus (12), this second retractor device (22), this pedestrian detector (40) are electrical connected, and this pedestrian detector (40) is used for visiting
Surveying pedestrian information, this central controller (50) receives pedestrian information that this pedestrian detector (40) detects the difference according to pedestrian
Height controls this first retractor device (12) and/or this second retractor device (22) stretches.
2. pedestrian impact lower limb protection device as claimed in claim 1, it is characterised in that when this first retractor device (12) enters
When row is flexible, this first retractor device (12) drives this first buffer stopper (11) mobile with the position regulating this first buffer stopper (11)
Put；When this second retractor device (22) carries out flexible, this second retractor device (22) drives this second buffer stopper (21) mobile
To regulate the position of this second buffer stopper (21).
3. pedestrian impact lower limb protection device as claimed in claim 1, it is characterised in that this pedestrian impact lower limb protection device
Also include mounting bracket (30)；This first retractor device (12) is arranged on the top of this mounting bracket (30), this first flexible dress
Putting (12) one end and connect this mounting bracket (30), this first retractor device (12) other end connects this first buffer stopper (11)；Should
Second retractor device (22) is arranged on the bottom of this mounting bracket (30), and this second retractor device (22) one end connects this installation and props up
Frame (30), this second retractor device (22) other end connects this second buffer stopper (21).
4. pedestrian impact lower limb protection device as claimed in claim 1, it is characterised in that this pedestrian detector (40) includes thunder
Reach detector (41).
5. pedestrian impact lower limb protection device as claimed in claim 4, it is characterised in that this pedestrian detector (40) also includes
Photographic head (42).
6. pedestrian impact lower limb protection device as claimed in claim 1, it is characterised in that this first retractor device (12) and this
Second retractor device (22) is oil cylinder, cylinder or electric pushrod.
7. a pedestrian impact method for protecting lower limb, it is characterised in that comprise the steps:
The pedestrian information in pedestrian detector (40) probe vehicle (70) front also passes to central controller (50)；
According to this pedestrian information, this central controller (50) judges whether this automobile (70) front has pedestrian；
This central controller (50) determines after there is pedestrian in this automobile (70) front, and this central controller 50 is by this pedestrian detection
The real-time detection result of device (40) obtains the distance of this pedestrian's height, this pedestrian movement's speed, this pedestrian and this automobile 70, simultaneously
This central controller 50 also obtains the travel speed of this automobile (70)；
The comprehensive acquired information of this central controller (50) carries out computing, draws the first retractor device (12) and the second flexible dress
Put (22) respective telescopic displacement amount, and export control instruction with control respectively this first retractor device (12) and/or this second
Retractor device (22) performs expanding-contracting action, to drive the first buffer stopper (11) and/or the second buffer stopper (21) respectively before automobile
Rear is upwards retractable to predetermined target location, and wherein this first buffer stopper (11) and this second buffer stopper (21) are positioned at different
Height and position, this first retractor device (12) is connected with this first buffer stopper (11), this second retractor device (22) with this second
Buffer stopper (21) is connected.
8. pedestrian impact method for protecting lower limb as claimed in claim 7, it is characterised in that when pedestrian's height of detection is less than pre-
If during value, this central controller (50) sends to this second retractor device (22) and stretches out instruction or to this first retractor device
(12) retraction instruction is sent, to control extension elongation the stretching more than these the first retractor device (12) of this second retractor device (22)
Go out length；When pedestrian's height of detection is more than preset value, this central controller (50) sends to this first retractor device (12)
Stretch out instruction or send retraction instruction to this second retractor device (22), stretching out length with control this first retractor device (12)
Degree is more than the extension elongation of this second retractor device (22).
9. an automobile, it is characterised in that arrange on this automobile just like under the pedestrian impact described in any one of claim 1 to 6
Limb protection device.
10. automobile as claimed in claim 9, it is characterised in that this pedestrian impact lower limb protection device is arranged on front bumper
On crossbeam (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610601281.5A CN106143396B (en) | 2016-07-27 | 2016-07-27 | Pedestrian impact lower limb protective device, guard method and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610601281.5A CN106143396B (en) | 2016-07-27 | 2016-07-27 | Pedestrian impact lower limb protective device, guard method and automobile |
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| Publication Number | Publication Date |
|---|---|
| CN106143396A true CN106143396A (en) | 2016-11-23 |
| CN106143396B CN106143396B (en) | 2019-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610601281.5A Active CN106143396B (en) | 2016-07-27 | 2016-07-27 | Pedestrian impact lower limb protective device, guard method and automobile |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106515728A (en) * | 2016-12-22 | 2017-03-22 | 深圳市招科智控科技有限公司 | System and method for avoiding collision and obstacle for a driverless bus |
| CN107627992A (en) * | 2017-08-25 | 2018-01-26 | 北京新能源汽车股份有限公司 | A kind of traffic protection system and automobile |
| CN109733320A (en) * | 2019-02-27 | 2019-05-10 | 宁波吉利汽车研究开发有限公司 | Leg protection and automobile |
| CN110398987A (en) * | 2019-04-12 | 2019-11-01 | 桑尼环保（江苏）有限公司 | Field device order control platform |
| CN111098816A (en) * | 2019-12-26 | 2020-05-05 | 湖南汉坤建筑安保器材有限公司 | Active protection device in collision accident |
| CN111665746A (en) * | 2019-04-12 | 2020-09-15 | 桑尼环保（江苏）有限公司 | Method for controlling field device command |
| 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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| CN110398987B (en) * | 2019-04-12 | 2020-08-28 | 台州明创科技有限公司 | Field device command control platform |
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| CN111665746B (en) * | 2019-04-12 | 2020-12-11 | 云和县赤旺玩具有限公司 | Method for controlling field device command |
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