CN106143396B - Pedestrian impact lower limb protective device, guard method and automobile - Google Patents
Pedestrian impact lower limb protective device, guard method and automobile Download PDFInfo
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- CN106143396B CN106143396B CN201610601281.5A CN201610601281A CN106143396B CN 106143396 B CN106143396 B CN 106143396B CN 201610601281 A CN201610601281 A CN 201610601281A CN 106143396 B CN106143396 B CN 106143396B
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- telescopic device
- pedestrian
- 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 protective device, including the first buffer stopper, the first telescopic device, the second buffer stopper, the second telescopic device, mounting bracket, pedestrian detector and central controller；Mounting bracket is used to be mounted on the front of automobile, and the first telescopic device is mounted on the top of mounting bracket, and first telescopic device one end connects mounting bracket, and the first telescopic device other end connects the first buffer stopper；Second telescopic device is mounted on the lower part of mounting bracket, and second telescopic device one end connects mounting bracket, and the second telescopic device other end connects the second buffer stopper；Central controller is electrical connected with the first telescopic device, the second telescopic device, pedestrian detector, and central controller receives the information of pedestrian detector transmitting, and central controller is instructed to the first telescopic device, the transmitting of the second telescopic device.The pedestrian impact lower limb protective device protect the pedestrian of different heights can in people's vehicle accidents preferably.
Description
Technical field
The present invention relates to automobile collision preventing technical fields, more particularly to a kind of pedestrian impact lower limb protective device, protection side
Method and automobile with the protective device.
Background technique
With the development of the social economy, motor vehicle is very universal, pedestrian-vehicle collision accident accordingly increases, and how to reduce people's vehicle and touches
It hits pedestrian in accident to be hurt, is a difficult problem put in face of car manufactures.
Statistical data shows that pedestrian's lower limb can all come to harm in 80% or more pedestrian-vehicle collision accident, wherein tibial bone
It is common type of injury that folding and knee ligament, which are pulled,.In the prior art, the probability occurred, automobile are injured in order to reduce both
Manufacturer makes automobile front beam using specific material and shape, it is made to have certain energy-absorbing function, and by automobile
Impact force reasonable distribution gives lower limb each section.
The prior art is often based upon the people of specific height to design front bumper, for example, the prior art is often based upon 50
Percentile dummy is designed, and the height ranges for the pedestrian that can be protected are smaller, and low height pedestrian and high height pedestrian can not be
It is effectively protected.
Summary of the invention
The object of the present invention is to provide a kind of pedestrian impact lower limb protective device and guard methods, so that the row of different heights
People can preferably be protected in people's vehicle accidents.
The technical solution provided in an embodiment of the present invention for solving its technical problem is as follows:
A kind of pedestrian impact lower limb protective device, including the first buffer stopper, the first telescopic device, the second buffer stopper, second
Telescopic device, mounting bracket, pedestrian detector and central controller；The mounting bracket is used to be mounted on the front of automobile, this
One telescopic device is mounted on the top of the mounting bracket, which connects the mounting bracket, this is first flexible
The device other end connects first buffer stopper；Second telescopic device is mounted on the lower part of the mounting bracket, the second flexible dress
It sets one end and connects the mounting bracket, which connects second buffer stopper；The central controller and this
One telescopic device, second telescopic device, the pedestrian detector are electrical connected, which receives pedestrian detector biography
The information passed, the central controller are instructed to first telescopic device, second telescopic device transmitting.
In a preferred embodiment of the present invention, which can stretch on the automobile front-rear direction, adjust it
Length on the automobile front-rear direction, to adjust the position of first buffer stopper；Second telescopic device can be in the vapour
It stretches in Chinese herbaceous peony rear direction, its length on the automobile front-rear direction is adjusted, to adjust the position of second buffer stopper.
In a preferred embodiment of the present invention, which includes radar detedtor.
In a preferred embodiment of the present invention, which emits and is received to the automobile direction of advance, analyzes reflection
Ultrasonic signal or electromagnetic wave signal back judge whether there is barrier in several distances in the automobile direction of advance, and
It measures the height of the barrier, movement velocity and at a distance from the automobile, will there is clear, obstacle height, barrier fortune
Dynamic speed, the barrier information such as at a distance from the automobile pass to the central controller.
In a preferred embodiment of the present invention, which includes camera.
In a preferred embodiment of the present invention, which claps the picture for taking the photograph automobile direction of advance, at interval of it is identical when
Between the picture of shooting passed into the central controller, which carries out image knowledge to the picture that the camera is shot
Not, to judge whether the barrier in the automobile direction of advance is pedestrian.
The embodiment of the present invention also provides a kind of pedestrian impact method for protecting lower limb, is suitable for a kind of pedestrian impact lower limb and protects
Device, the pedestrian impact lower limb protective device include the first buffer stopper, the first telescopic device, the second buffer stopper, the second flexible dress
It sets, mounting bracket, pedestrian detector and central controller；The mounting bracket is used to be mounted on the front of automobile, this is first flexible
Device is mounted on the top of the mounting bracket, which connects the mounting bracket, and first telescopic device is another
One end connects first buffer stopper；Second telescopic device is mounted on the lower part of the mounting bracket, the second telescopic device one end
The mounting bracket is connected, which connects second buffer stopper；The central controller is preset with calculating and patrols
Volume, which is electrical connected with first telescopic device, second telescopic device, the pedestrian detector, which touches
Method for protecting lower limb is hit to include the following steps:
The pedestrian detector detects the vehicle front pedestrian information；
The central controller judges whether the vehicle front has pedestrian according to the pedestrian information；
The central controller determines after the vehicle front has pedestrian, pedestrian detector real-time detection pedestrian's height,
Pedestrian movement's speed and the automobile driving speed are simultaneously transferred to the central controller；
The central controller integrates pedestrian's height, pedestrian movement's speed and the automobile driving speed and according to preset
Calculating logic carries out operation, obtains first telescopic device and the respective telescopic displacement amount of second telescopic device, and export control
System instruction executes expanding-contracting action to control first telescopic device and second telescopic device respectively；
First buffer stopper and second buffer stopper are retractable to scheduled target position on automobile front-rear direction.
In a preferred embodiment of the present invention, which includes radar detedtor, and the radar detedtor is to the automobile
Front emits ultrasonic wave or radio wave, to detect the vehicle front pedestrian information.
In a preferred embodiment of the present invention, which includes camera, which shoots the vehicle front
Picture, to detect the vehicle front pedestrian information.
The embodiment of the present invention also provides a kind of automobile, which includes above-mentioned pedestrian protection.
Pedestrian impact lower limb protective device provided in an embodiment of the present invention and pedestrian impact method for protecting lower limb, can detect
Whether road has height, the movement velocity of pedestrian and pedestrian, and adjusts the first buffer stopper, the second buffer stopper according to these information
Position, be adapted the height of itself and pedestrian, movement velocity, so that the pedestrian of different heights can be in people's vehicle accidents
Preferably protected.
Detailed description of the invention
Fig. 1 is that pedestrian impact lower limb protective device is mounted on the schematic diagram on automobile in the embodiment of the present invention.
Fig. 2 is the structural block diagram of pedestrian impact lower limb protective device in Fig. 1.
Fig. 3 is the structural schematic diagram of pedestrian impact lower limb protective device in Fig. 1.
Fig. 4 is the structural schematic diagram that the first telescopic device is in contraction state in Fig. 3.
Fig. 5 is the structural schematic diagram that the second telescopic device is in contraction state in Fig. 3.
Fig. 6 is the work flow diagram of pedestrian impact lower limb protective device in Fig. 1.
Figure label are as follows:
The first buffer stopper of 11-；The first telescopic device of 12-；The second buffer stopper of 21-；The second telescopic device of 22-；30- installation branch
Frame；40- pedestrian detector；41- radar detedtor；42- camera；50- central controller；70- automobile；71- front bumper is horizontal
Beam；72- enging cabin；73- vehicle window.
Specific embodiment
It is of the invention to reach the technical approach and effect that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment, to a specific embodiment of the invention, structure, feature and its effect, detailed description is as follows.
As shown in Figure 1, the embodiment of the present invention provides a kind of pedestrian impact lower limb protective device (hereinafter referred to as " protection dress
Set "), which includes the first buffer stopper 11, the first telescopic device 12, the second buffer stopper 21, the second telescopic device 22, peace
Fill bracket 30, pedestrian detector 40 and central controller 50.
Wherein, mounting bracket 30 is fixedly mounted on 70 front of automobile, and specifically, mounting bracket 30 is fixedly mounted on preceding insurance
On thick stick crossbeam 71.As shown in figures 1 and 3, the first telescopic device 12 is mounted on the top of mounting bracket 30, the first telescopic device 12
One end connects mounting bracket 30, and 12 other end of the first telescopic device connects the first buffer stopper 11；Second telescopic device 22 is mounted on
The lower part of mounting bracket 30,22 one end of the second telescopic device connect mounting bracket 30,22 other end of the second telescopic device connection the
Two buffer stoppers 21.
First telescopic device 12 can stretch on 70 front-rear direction of automobile, to adjust its flexible length in the longitudinal direction
Degree；By adjusting the first telescopic device 12 collapsing length in the longitudinal direction, adjustable first buffer stopper 11 is in front and back
It is in different positions upwards.Identical as the first telescopic device 12, the second telescopic device 22 can also stretch in the longitudinal direction,
To adjust its collapsing length in the longitudinal direction；By adjusting the collapsing length of the second telescopic device 22 in the longitudinal direction,
Adjustable second buffer stopper 21 is in different positions in the longitudinal direction.
Pedestrian detector 40 is mounted on 70 front of automobile.In the present embodiment, pedestrian detector 40 may include radar detection
Device 41, radar detedtor 41 are for example mounted on 72 front of enging cabin.Radar detedtor 41 to 70 direction of advance of automobile by sending out
It penetrates and receives, analyze reflected ultrasonic signal or electromagnetic wave signal, to judge certain in 70 direction of advance of automobile
Whether pedestrian is had in distance range, and the height of detecting pedestrian, the speed of travel and pedestrian are at a distance from automobile 70.
Preferably, in order to improve detection efficient and detection accuracy, pedestrian detector 40 can also include camera 42, take the photograph
As first 42 are for example mounted on 73 top of vehicle window, camera 42 is used to shoot the picture in 70 direction of advance of automobile.It is visited by radar
The collaborative work for surveying device 41 and camera 42, can be improved the efficiency and accuracy of pedestrian detection.
As shown in Fig. 2, central controller 50 is stretched with radar detedtor 41, camera 42, the first telescopic device 12 and second
Compression apparatus 22 is electrical connected, and central controller 50 has operation, arbitration functions, and central controller 50 is preset with calculating logic and sentences
Disconnected logic.The detection information that central controller 50 receives radar detedtor 41, camera 42 transmits, judges according to the detection information
Whether there is pedestrian in 70 front predetermined distance range of automobile, and when there is pedestrian, the relevant information for obtaining pedestrian includes pedestrian
Height, pedestrian movement's speed and pedestrian are at a distance from automobile 70, while central controller 50 also receives the travel speed letter of vehicle
Breath, these the comprehensive information of central controller 50 carry out operation according to preset calculating logic, obtain the first telescopic device 12 and the
The respective telescopic displacement amount of two telescopic device 22, and it is flexible to control the first telescopic device 12 and second respectively to export control instruction
Device 22 executes expanding-contracting action, and realization drives the first buffer stopper 11 and the second buffer stopper 21 to stretch on automobile front-rear direction respectively
To scheduled target position.
As shown in figure 3, the first telescopic device 12, the second telescopic device 22 are in the front-back direction under normally travel state
Extension elongation is identical.
As shown in figure 4, when detecting there is pedestrian in front of automobile 70, and the height of the pedestrian is compared with the body of 50 percentage dummies
Height hour, the extension elongation that the extension elongation for controlling the second telescopic device 22 is greater than the first telescopic device 12 specifically can
By stretching out the second telescopic device 22 or retracting the first telescopic device 12, realize that the extension elongation of the second telescopic device 22 is greater than
The extension elongation of first telescopic device 12.
As shown in figure 5, when detecting there is pedestrian in front of automobile 70, and the height of the pedestrian is compared with the body of 50 percentage dummies
When high tall and big, the extension elongation that the extension elongation for controlling the first telescopic device 12 is greater than the second telescopic device 22 specifically can
By stretching out the first telescopic device 12 or retracting the second telescopic device 22, realize that the extension elongation of the first telescopic device 12 is greater than
The extension elongation of second telescopic device 22.
Wherein, the first telescopic device 12, the second telescopic device 22 driving method be preferably the mode of hydraulic-driven, i.e.,
First telescopic device 12, the second telescopic device 22 are oil cylinder.In other embodiments of the invention, the first telescopic device 12,
The driving method of two telescopic devices 22 is also possible to such as cylinder driving or electric pushrod driving.
As shown in fig. 6, in sum, the pedestrian information in the pedestrian detector 40 detection 70 front of automobile, and by the pedestrian
Information passes to the central controller 50, which receives the pedestrian information and judge the 70 pre- spacing in front of automobile
Whether there is pedestrian from interior.If judging result is "No", which continues to keep acquisition mode；If judging result is
"Yes", then the central controller 50 obtains the relevant information packet of pedestrian by the real-time detection result of external pedestrian detector 40
Pedestrian's height, pedestrian movement's speed, the pedestrian information such as at a distance from automobile 70 are included, while central controller 50 passes through internal biography
Sensor (such as vehicle speed sensor) obtains the driving speed information of vehicle, these the comprehensive information of central controller 50 are according to preset meter
It calculates logic and carries out operation, obtain the first telescopic device 12 and the respective telescopic displacement amount of the second telescopic device 22, and export control
Instruction executes expanding-contracting action to control the first telescopic device 12 and the second telescopic device 22 respectively, to drive the first buffer stopper respectively
11 and second buffer stopper 21 scheduled target position is retractable on automobile front-rear direction.
Specifically, radar detedtor 41 emits and is received to 70 direction of advance of automobile, analyzes reflected ultrasonic wave
Perhaps the ultrasonic signal or electromagnetic wave signal by analysis is converted to electric signal transmitting later to signal by electromagnetic wave signal
To central controller 50, and keep acquisition mode.Central controller 50 receives the electric signal, judges automobile 70 according to the electric signal
Whether have barrier in direction of advance in pre-determined distance, and calculate the height of barrier, movement velocity and its with automobile 70 away from
From.Preferably, which is, for example, ten meters.The scenic picture of auxiliary shooting 70 direction of advance of automobile of camera 42, every
The scenic picture of shooting is passed into central controller 50 every the preset time.
Central controller 50 carries out operation and makes to sentence according to preset calculating logic and decision logic to the information of input
It is disconnected.When judging 70 direction of advance of automobile without pedestrian, central controller 50 is without any movement；Before judging automobile 70
When having pedestrian into direction, central controller 50 is according to preset calculating logic, comprehensive each relevant information such as pedestrian level, Hang Renyun
Dynamic speed, pedestrian are at a distance from automobile 70 and the information such as the travel speed of automobile 70 carry out operation, calculate the first flexible value, i.e.,
The flexible value of first telescopic device 12；Or calculate the second flexible value, the i.e. flexible value of the second telescopic device 22.According to this
One flexible value, central controller 50 issue the first telescoping instruction to the first telescopic device 12, the first telescopic device 12 this first
It extends or shrinks under the control of telescoping instruction and first stretch the corresponding length of value with this.According to the second flexible value, center control
Device 50 processed issues the second telescoping instruction to the second telescopic device 22, and the second telescopic device 22 is under the control of second telescoping instruction
Elongation or shrink second is stretched the corresponding length of value with this.Correspondingly, in the first telescopic device 12 and the second telescopic device 22
Drive under, the position change of the first buffer stopper 11 and the second buffer stopper 21 is measured accordingly.
Specifically, as shown in figure 4, when short stature of the height of the pedestrian of detection compared with 50 percentage dummies, center
Controller 50, which can issue to stretch out instruction or issue to the first telescopic device 12 to the second telescopic device 22, retracts instruction, thus
The extension elongation of the second telescopic device 22 is set to be greater than the extension elongation of the first telescopic device 12.
Specifically, as shown in figure 5, when the height of the pedestrian of detection is tall and big compared with the height of 50 percentage dummies, center
Controller 50, which can issue to stretch out instruction or issue to the second telescopic device 22 to the first telescopic device 12, retracts instruction, thus
The extension elongation of the first telescopic device 12 is set to be greater than the extension elongation of the second telescopic device 22.
Therefore, if automobile 70 and pedestrian collision, after automobile 70 and pedestrian collision, due to the first buffer stopper 11,
The position of second buffer stopper 21 and the height of pedestrian are adapted, and extent of injury suffered by pedestrian is preferably minimized.
The embodiment of the present invention also provides a kind of pedestrian impact guard method using above-mentioned pedestrian bumping protection device, the row
People collides method for protecting lower limb and includes the following steps:
The pedestrian information in the pedestrian detector 40 detection 70 front of automobile simultaneously passes to central controller 50；
The central controller 50 judges whether 70 front of automobile has pedestrian according to the pedestrian information；
The central controller 50 determines after having pedestrian in front of the automobile 70, which passes through the pedestrian detection
The real-time detection result of device 40 obtains pedestrian's height, pedestrian movement's speed, the pedestrian at a distance from the automobile 70, simultaneously should
Central controller 50 also obtains the travel speed of the automobile 70；
The comprehensive acquired information of the central controller 50 carries out operation, obtain first telescopic device 12 and this second stretch
The respective telescopic displacement amount of compression apparatus 22, and export control instruction with control respectively first telescopic device 12 and/or this second
Telescopic device 22 executes expanding-contracting action, to drive first buffer stopper 11 and/or second buffer stopper 21 before and after automobile respectively
Scheduled target position is retractable on direction.
Specifically, as shown in figure 4, when detection pedestrian height compared with 50 percentage dummies short stature (such as less than
A certain preset value) when, central controller 50 can be issued to the second telescopic device 22 stretches out instruction or to the first telescopic device
12 issue retraction instruction, to make the extension elongation of the second telescopic device 22 greater than the extension elongation of the first telescopic device 12.
Specifically, as 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 dummies
A certain preset value) when, central controller 50 can be issued to the first telescopic device 12 stretches out instruction or to the second telescopic device
22 issue retraction instruction, to make the extension elongation of the first telescopic device 12 greater than the extension elongation of the second telescopic device 22.
Therefore, if automobile 70 and pedestrian collision, after automobile 70 and pedestrian collision, due to the first buffer stopper 11,
The position of second buffer stopper 21 and the height of pedestrian are adapted, and extent of injury suffered by pedestrian is preferably minimized.
Pedestrian impact lower limb protective device provided in an embodiment of the present invention and pedestrian impact method for protecting lower limb, can basis
The information such as the pedestrian's height detected, control the first telescopic device 12 and/or the second telescopic device 22 stretches, and then adjust
The height of the position of first buffer stopper 11 and/or the second buffer stopper 21, the position and pedestrian that make buffer stopper is adapted, so that different
The pedestrian of height can preferably be protected in people's vehicle accidents.
Herein, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, are removed
It comprising those of listed element, but also may include other elements that are not explicitly listed.
Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of pedestrian impact lower limb protective device, which is characterized in that including the first buffer stopper (11), the first telescopic device
(12), the second buffer stopper (21), the second telescopic device (22), pedestrian detector (40) and central controller (50)；This is first slow
It rushes block (11) and second buffer stopper (21) is located at different height and positions, first telescopic device (12) and first buffer stopper
(11) it is connected, which is connected with second buffer stopper (21)；The central controller (50) first is stretched with this
Compression apparatus (12), second telescopic device (22), the pedestrian detector (40) are electrical connected, and the pedestrian detector (40) is for visiting
Pedestrian information is surveyed, which receives the pedestrian information of the pedestrian detector (40) detection and the difference according to pedestrian
Height controls first telescopic device (12) and/or second telescopic device (22) stretches, and the central controller (50) is also
For pedestrian's height in detection be less than preset value when, to second telescopic device (22) issue stretch out instruction or to this first
Telescopic device (12), which issues, retracts instruction, is greater than first telescopic device to control the extension elongation of second telescopic device (22)
(12) extension elongation；And when pedestrian's height of detection is greater than preset value, stretching is issued to first telescopic device (12) and is referred to
It enables or is issued to second telescopic device (22) and retract instruction, be greater than with controlling the extension elongation of first telescopic device (12)
The extension elongation of second telescopic device (22).
2. pedestrian impact lower limb protective device as described in claim 1, which is characterized in that when first telescopic device (12) into
When row is flexible, which drives the mobile position to adjust first buffer stopper (11) of first buffer stopper (11)
It sets；When second telescopic device (22) is stretched, which drives second buffer stopper (21) mobile
To adjust the position of second buffer stopper (21).
3. pedestrian impact lower limb protective device as described in claim 1, which is characterized in that the pedestrian impact lower limb protective device
It further include mounting bracket (30)；First telescopic device (12) is mounted on the top of the mounting bracket (30), the first flexible dress
It sets (12) one end and connects the mounting bracket (30), which connects first buffer stopper (11)；It should
Second telescopic device (22) is mounted on the lower part of the mounting bracket (30), which connects the installation branch
Frame (30), the second telescopic device (22) other end connect second buffer stopper (21).
4. pedestrian impact lower limb protective device as described in claim 1, which is characterized in that the pedestrian detector (40) includes thunder
Up to detector (41).
5. pedestrian impact lower limb protective device as claimed in claim 4, which is characterized in that the pedestrian detector (40) further includes
Camera (42).
6. pedestrian impact lower limb protective device as described in claim 1, which is characterized in that first telescopic device (12) and should
Second telescopic device (22) is oil cylinder, cylinder or electric pushrod.
7. a kind of pedestrian impact method for protecting lower limb, which comprises the steps of:
Pedestrian information in front of pedestrian detector (40) probe vehicle (70) simultaneously passes to central controller (50)；
The central controller (50) judges whether there is pedestrian in front of the automobile (70) according to the pedestrian information；
The central controller (50) determines after having pedestrian in front of the automobile (70), which passes through the pedestrian detection
The real-time detection result of device (40) obtains pedestrian's height, pedestrian movement's speed, the pedestrian at a distance from the automobile 70, simultaneously
The central controller 50 also obtains the travel speed of the automobile (70)；
The comprehensive acquired information of the central controller (50) carries out operation, obtains the first telescopic device (12) and the second flexible dress
Set (22) respective telescopic displacement amount, and export control instruction with control respectively first telescopic device (12) and/or this second
Telescopic device (22) executes expanding-contracting action, to drive the first buffer stopper (11) and/or the second buffer stopper (21) before automobile respectively
Scheduled target position is retractable in rear direction, wherein first buffer stopper (11) and second buffer stopper (21) are located at different
Height and position, first telescopic device (12) are connected with first buffer stopper (11), second telescopic device (22) and this second
Buffer stopper (21) is connected, and when pedestrian's height of detection is less than preset value, the central controller (50) is to second telescopic device
(22) it issues to stretch out instruction or issue to first telescopic device (12) and retracts instruction, to control second telescopic device (22)
Extension elongation be greater than first telescopic device (12) extension elongation；When pedestrian's height of detection is greater than preset value, in this
It entreats controller (50) to issue to first telescopic device (12) to stretch out instruction or retract to second telescopic device (22) sending
Instruction, to control the extension elongation that the extension elongation of first telescopic device (12) is greater than second telescopic device (22).
8. a kind of automobile, which is characterized in that be arranged on the automobile just like under pedestrian impact as claimed in any one of claims 1 to 6
Limb protective device.
9. automobile as claimed in claim 8, which is characterized in that the pedestrian impact lower limb protective device is mounted on front bumper cross
On beam (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 CN106143396A (en) | 2016-11-23 |
| CN106143396B true CN106143396B (en) | 2019-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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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| 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 | Vehicle pedestrian protection system and car |
| CN109733320B (en) * | 2019-02-27 | 2020-11-03 | 宁波吉利汽车研究开发有限公司 | Shank protection device and car |
| CN110398987B (en) * | 2019-04-12 | 2020-08-28 | 台州明创科技有限公司 | Field device command control platform |
| 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 |
| CN111098816B (en) * | 2019-12-26 | 2021-01-29 | 湖南汉坤建筑安保器材有限公司 | Active protection device in collision accident |
| 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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| CN1671579A (en) * | 2002-07-30 | 2005-09-21 | 奈特夏普公司 | Bumper for reducing pedestrian injury |
| CN1802278A (en) * | 2003-04-09 | 2006-07-12 | 奥托里夫发展有限公司 | A pedestrian detecting system |
| JP2005263036A (en) * | 2004-03-18 | 2005-09-29 | Denso Corp | Pedestrian protecting device |
| JP2006264416A (en) * | 2005-03-22 | 2006-10-05 | Takata Corp | Object detection system, protection system, and vehicle |
| FR2898847B1 (en) * | 2006-03-24 | 2008-11-07 | Valeo Systemes Thermiques | ENERGY ABSORPTION DEVICE FOR FRONT END OF MOTOR VEHICLE AND FRONT PART OF MOTOR VEHICLE HAVING THE DEVICE |
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