CN111243337B - Intelligent pedestrian protection method and system based on big data processing and analysis - Google Patents

Intelligent pedestrian protection method and system based on big data processing and analysis Download PDF

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CN111243337B
CN111243337B CN202010083437.1A CN202010083437A CN111243337B CN 111243337 B CN111243337 B CN 111243337B CN 202010083437 A CN202010083437 A CN 202010083437A CN 111243337 B CN111243337 B CN 111243337B
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protection
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CN111243337A (en
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徐建红
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Shandong Binhe Information Technology Co., Ltd
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Shandong Binhe Information Technology Co Ltd
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    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/16—Anti-collision systems
    • G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/50—Context or environment of the image
    • G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
    • G06V20/54—Surveillance or monitoring of activities, e.g. for recognising suspicious objects of traffic, e.g. cars on the road, trains or boats
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/16—Anti-collision systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

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Abstract

An intelligent pedestrian protection method and system based on big data processing and analysis comprises the following steps: the method comprises the steps of controlling a monitoring camera to be started, calculating the moving track of pedestrians and motor vehicles, analyzing whether the motor vehicles can have collision accidents with the pedestrians, identifying the motor vehicles which have the collision accidents with the pedestrians as dangerous motor vehicles and identifying the moving information of the dangerous motor vehicles if the motor vehicles exist, controlling a protection block of a lane where the dangerous motor vehicles are located to extend out of a first preset distance, controlling an ejection mechanism of the protection block to be started, calculating the speed information of the dangerous motor vehicles, analyzing whether front wheels of the dangerous motor vehicles leave a deceleration zone or not, controlling a first sealing mechanism to be completely contracted and analyzing whether the front ends of the dangerous motor vehicles are located above the protection block or not if the front wheels of the dangerous motor vehicles leave the deceleration zone, controlling a tire breaking needle to be ejected by the ejection mechanism to puncture a front tire of the motor vehicles so that the front ends of the motor vehicles are in contact with the protection block and controlling the protection block to extend out of a second preset distance so that the front wheels of the motor vehicles idle, and simultaneously keeping rear wheels of the motor vehicles to move in place through a deceleration crawler.

Description

Intelligent pedestrian protection method and system based on big data processing and analysis
Technical Field
The invention relates to the field of pedestrian protection, in particular to an intelligent pedestrian protection method and system based on big data processing and analysis.
Background
One of the biggest potential safety hazards in urban road traffic is a traffic accident caused by the collision between pedestrians and vehicles when the pedestrians cross the road, and the traffic accident not only causes huge material and mental losses to each road traffic participant, but also seriously affects the traffic efficiency of the urban road.
Therefore, how to combine big data with pedestrian protection, make after detecting that there is the motor vehicle that can collide with the pedestrian, the protection piece that control corresponds the corresponding position in lane that the motor vehicle is located stretches out the first distance, leave the deceleration zone after this motor vehicle front wheel and open the deceleration zone so that the motor vehicle rear wheel is located the deceleration track that the deceleration zone shows, the ejection mechanism of control protection piece stretches out puncture this motor vehicle front wheel with the protection piece after this motor vehicle front wheel corresponds this motor vehicle front wheel with the protection piece and lets motor vehicle front end chassis conflict with the protection piece, then control protection piece stretches out the second distance in order to lift up the motor vehicle front end, thereby prevent that motor vehicle and pedestrian from colliding is the problem that needs to solve at present badly.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the background art, the embodiment of the invention provides an intelligent pedestrian protection method and system based on big data processing and analysis, which can effectively solve the problems related to the background art.
The technical scheme is as follows:
an intelligent pedestrian protection method based on big data processing and analysis, comprising the following steps:
s1, controlling monitoring cameras arranged at two sides of the pedestrian crossing area to start to capture monitoring images in real time, and calculating the pedestrian movement track of the pedestrian crossing area and the motor vehicle movement track of the traffic lane area at the side of the pedestrian crossing area in real time according to the monitoring images;
s2, analyzing whether a motor vehicle can collide with the pedestrian in real time according to the moving track of the pedestrian and the moving track of the motor vehicle;
s3, if so, identifying the motor vehicle which has a collision accident with the pedestrian as a dangerous motor vehicle according to the monitoring image, and identifying the movement information of the dangerous motor vehicle in real time according to the monitoring image;
s4, controlling a protective block in driving connection with a protective telescopic mechanism in a pedestrian crossing adjacent area of a traffic lane where the dangerous motor vehicle is located to extend out of a first preset distance according to the movement information and controlling an ejection mechanism of the protective block facing the traffic lane to start to enter a protective state;
s5, calculating the speed information of the dangerous motor vehicle in real time according to the movement information, and analyzing whether the front wheel of the dangerous motor vehicle leaves a deceleration area arranged in a traffic lane and a temporary connection area of a protection block or not according to the movement information, the speed information and the monitoring image;
s6, if yes, controlling the first closing mechanism of the deceleration area to be completely contracted to expose the deceleration crawler of the deceleration area, and analyzing whether the bottom surface of the front end of the dangerous motor vehicle is located above the top surface of the protection block or not according to the movement information, the vehicle speed information and the monitoring image;
s7, if yes, controlling a tire breaking needle connected with an ejection mechanism of the protection block in a driving mode to eject out a front tire of the dangerous motor vehicle so that the front end of the dangerous motor vehicle is abutted to the protection block and controlling the protection block connected with the protection telescopic mechanism in a driving mode to extend out of a second preset distance so that the front wheel of the dangerous motor vehicle idles, and meanwhile, keeping the rear wheel of the dangerous motor vehicle to move in place through the speed reduction crawler.
As a preferable mode of the present invention, in S4, the method further includes the steps of:
s40, identifying the model specification information of the dangerous motor vehicle according to the monitoring image and identifying the chassis height information of the dangerous motor vehicle according to the model specification information;
s41, controlling a protective block in driving connection with a protective telescopic mechanism in a pedestrian crossing adjacent area to extend out of a first preset distance according to the chassis height information, and calculating the speed information of the dangerous motor vehicle in real time according to the movement information;
and S42, controlling a speed reduction crawler which is arranged at the inner position of the speed reduction area and is in driving connection with a driving motor to keep running at the speed consistent with the speed information in real time according to the calculated speed information of the dangerous motor vehicle.
As a preferred mode of the present invention, the method further comprises the steps of:
s10, analyzing whether a following motor vehicle exists behind the dangerous motor vehicle or not according to the monitoring image;
and S11, if so, controlling the deceleration strip which is arranged at the position of the traffic lane where the dangerous motor vehicle is located and is in driving connection with the deceleration mechanism to extend out, and controlling the second closing mechanism which is arranged at the rear position of the deceleration zone to completely contract so as to expose the damping crawler belt of the protection zone.
As a preferred mode of the present invention, after S10, the method further includes the steps of:
s11, analyzing the number and model specification information of the motor vehicles following behind the dangerous motor vehicle according to the monitoring image;
s12, calculating the moving track of the following motor vehicles behind the dangerous motor vehicles in real time according to the number of the motor vehicles, the monitoring images and the model specification information, and controlling the second sealing mechanisms of the protection area arranged at the rear position of the deceleration area to be sequentially and completely contracted according to the moving track of the following motor vehicles and the monitoring images so as to expose the damping tracks of the protection area according to the number of the motor vehicles.
As a preferred mode of the present invention, after S4, the method further includes the steps of:
s43, controlling the arc-shaped airbag group of the adjacent area of the traffic lane where the dangerous motor vehicle is located and the pedestrian crossing to pop up to be abutted against the fixed area of the outer area of the pedestrian crossing according to the mobile information and the monitoring image and controlling the lifting mechanism of the fixed area to completely contract and expose the fixed groove;
s44, controlling the electric buckle arranged in the fixed groove to pop out and abut against and fix the fixed block at the front end of the arc-shaped airbag group.
An intelligent pedestrian protection system based on big data processing analysis uses an intelligent pedestrian protection method based on big data processing analysis, and comprises a pedestrian protection device, a speed reduction device and a remote server;
the pedestrian protection device comprises a monitoring camera, a protection telescopic mechanism, a protection block, an ejection mechanism, a tire breaking needle, an arc-shaped safety airbag group, a fixed block, a fixed area, a lifting mechanism, a fixed groove and an electric buckle, wherein the monitoring camera is arranged at the safe position of roads at two sides of a pedestrian crossing and used for shooting environmental images of the pedestrian crossing and the surrounding area of the pedestrian crossing; the protection telescopic mechanism is arranged in the ground inner position of the area adjacent to the pedestrian crossing and the traffic lane, is connected with the protection block and is used for driving the connected protection block to stretch; the ejection mechanism is arranged at the inner position of the protective block facing the traffic lane, is connected with the tire breaking needle and is used for driving the connected tire breaking needle to stretch and retract; the tire puncturing needle is connected with the ejection mechanism and is used for puncturing the automobile tire after extending out; the arc-shaped airbag group is arranged at the ground inner position of the adjacent area of the pedestrian crosswalk and the traffic lane and is used for abutting against the fixed area at the outer side of the pedestrian crosswalk after being inflated and ejected; the fixed block is arranged at the front end of the arc-shaped airbag group and connected with the arc-shaped airbag group, the top surface of the fixed block and the ground keep the same horizontal plane during storage, and after being popped out, the fixed block is abutted against the fixed groove of the fixed area; the fixed area is arranged on the ground position of the area outside the pedestrian crossing and corresponds to the arc-shaped airbag group; the lifting mechanism is arranged at the ground inner position of the fixed area and used for exposing or sealing the fixed groove; the fixing groove is arranged at the position inside the ground of the fixing area and used for abutting against the fixing block; the electric buckle is arranged at the inner position of the side of the inner wall of the fixed groove and is used for fixing the fixed block which is abutted against the fixed groove after extending out;
the speed reduction device comprises a speed reduction area, a first closing mechanism, a driving motor, a speed reduction crawler belt, a speed reduction mechanism, a speed reduction belt, a protection area, a second closing mechanism and a damping crawler belt, wherein the speed reduction area is arranged at the position of the adjacent connection area of the traffic lane and the protection block and used for providing speed reduction for the motor vehicle; the first sealing mechanism is arranged at the ground inner position of the deceleration area and used for opening and closing the deceleration area; the driving motor is arranged at the ground inner position of the deceleration area, is connected with the deceleration crawler and is used for driving the connected deceleration crawler to run; the speed reduction crawler is arranged at the position of the speed reduction area and used for reducing the speed of the rear wheels marked as dangerous motor vehicles after being exposed so as to keep moving in situ; the speed reducing mechanism is arranged at the inner position of the ground of the traffic lane behind the speed reducing area, is connected with the speed reducing belt and is used for driving the connected speed reducing belt to stretch and retract; the deceleration strip is arranged on the ground of the traffic lane behind the deceleration area and used for decelerating other motor vehicles behind the dangerous motor vehicle after stretching out; the protective area is provided with a plurality of zones and is arranged in the middle area between the deceleration strip and the deceleration area, and the protective area is used for preventing other motor vehicles behind the dangerous motor vehicle from rear-end collision; the second sealing mechanisms are provided with a plurality of damping tracks, are arranged at the inner positions of the ground of the protection area and are used for opening and closing the damping tracks arranged in the protection area; the damping tracks are arranged on the ground of the protection area and used for keeping other motor vehicles behind the dangerous motor vehicle to move in situ;
the remote server is arranged at a planned placing position of the urban traffic management center, and comprises:
a wireless module which is used for being respectively connected with the monitoring camera, the protective telescopic mechanism, the ejection mechanism, the arc-shaped airbag group, the lifting mechanism,
The electric buckle, the first sealing mechanism, the driving motor, the speed reducing mechanism, the second sealing mechanism and the urban traffic management center are in wireless connection;
the monitoring shooting module is used for controlling the starting or closing of the monitoring camera;
the track calculation module is used for calculating the pedestrian movement track of the pedestrian crossing area and the motor vehicle movement track of the side traffic lane area of the pedestrian crossing area according to the monitoring image;
the information analysis module is used for processing and analyzing the information according to the specified information;
the danger identification module is used for identifying the motor vehicle which has a collision accident with the pedestrian as a dangerous motor vehicle according to the monitoring image;
the dangerous moving module is used for identifying moving information of the dangerous motor vehicle identified according to the monitoring image in real time;
the first telescopic module is used for controlling a protection block in driving connection with the protection telescopic mechanism to execute set first telescopic operation according to set steps;
the ejection control module is used for controlling the ejection mechanism to execute the set tire-breaking operation according to the set steps;
the vehicle speed calculation module is used for calculating the vehicle speed information of the dangerous motor vehicle according to the movement information calculated by the dangerous movement module;
the first exposure module is used for controlling the first closing mechanism to execute set speed reduction crawler switch operation according to set steps;
and the second telescopic module is used for controlling the protection block in driving connection with the protection telescopic mechanism to execute set second telescopic operation according to set steps.
As a preferred mode of the present invention, the remote server further includes:
the model identification module is used for identifying the model specification information of the motor vehicle according to the monitoring image;
the height identification module is used for identifying the chassis height information of the motor vehicle according to the model specification information identified by the model identification module;
and the deceleration control module is used for controlling the deceleration crawler belt in driving connection with the driving motor to execute the set deceleration operation of the motor vehicle according to the set steps.
As a preferred mode of the present invention, the remote server further includes:
the deceleration telescopic module is used for controlling a deceleration strip which is connected with the deceleration mechanism in a driving way to execute set telescopic operation according to set steps;
and the second exposure module is used for controlling the second closing mechanism to execute the set damping track switch operation according to the set steps.
As a preferred mode of the present invention, the remote server further includes:
the quantity identification module is used for identifying the quantity of the motor vehicles following behind the dangerous motor vehicles according to the monitoring images;
and the vehicle following track module is used for calculating the moving track of the following motor vehicles behind the dangerous motor vehicles in real time according to the number of the motor vehicles, the monitoring images and the model specification information.
As a preferred mode of the present invention, the remote server further includes:
the pedestrian protection module is used for controlling the arc-shaped airbag group to be started and popped according to a set popping track;
the fixed exposure module is used for controlling the lifting mechanism to execute set telescopic operation according to set steps;
and the fixing control module is used for controlling the electric buckle to execute the set fixing block fixing operation according to the set steps.
The invention realizes the following beneficial effects:
1. after the intelligent pedestrian protection system is started, monitoring the pedestrian movement track of a pedestrian crosswalk and the motor vehicle movement track of a driveway area in real time, identifying the motor vehicle as a dangerous motor vehicle if the motor vehicle collides with the pedestrian is analyzed, then monitoring the movement information and the speed information of the dangerous motor vehicle in real time, simultaneously controlling the protection block in the corresponding direction of the motor vehicle to extend out of a first preset distance and controlling the ejection mechanism of the protection block to start, controlling the first closing mechanism of the deceleration area to completely contract to expose the deceleration crawler when the front wheel of the dangerous motor vehicle passes through the deceleration area, controlling the ejection mechanism to eject the tire breaking needle to break the front tire of the motor vehicle when the front end of the dangerous motor vehicle corresponds to the upper part of the protection block, thus leading the front end of the dangerous motor vehicle to collide with the protection block and lift the front end of the dangerous motor vehicle by the protection block for a second preset distance, therefore, the front wheel of the dangerous motor vehicle is lifted to enter an idle running state, and the rear wheel of the dangerous motor vehicle moves in situ in the area of the speed reducing crawler belt, so that the motor vehicle is prevented from colliding with pedestrians.
2. When other motor vehicles follow behind the dangerous motor vehicle, the second closing mechanism for controlling the protection area is completely contracted to expose the damping crawler belts in the protection area after the dangerous motor vehicle drives through the protection area, and the exposure of the damping crawler belts is sequentially exposed from front to back.
3. After the protection piece stretches out first predetermined distance and accomplishes, the arc air bag group that control pedestrian's crosswalk and lane face the joining region pops out and contradicts fixedly with the fixed slot in the pedestrian crosswalk outside to carry out the secondary protection for the pedestrian of pedestrian crosswalk.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
Fig. 1 is a flowchart of a method for intelligent pedestrian protection according to an example of the present invention;
FIG. 2 is a flow chart of a method for synchronously controlling a deceleration crawler and a dangerous vehicle according to one embodiment of the invention;
FIG. 3 is a flow chart of a damped track show control method provided by one example of the present invention;
FIG. 4 is a flow chart of a method for controlling the sequential exposure of a damped track in accordance with one embodiment of the present invention;
fig. 5 is a flowchart of an airbag group pop-up control method according to an exemplary embodiment of the present invention;
fig. 6 is a connection diagram of an intelligent pedestrian protection system according to an exemplary embodiment of the present invention;
FIG. 7 is a schematic top view of a road on which an intelligent pedestrian protection system according to an embodiment of the present invention is installed;
FIG. 8 is a schematic view, partially in section, of an area where a fender block and a reduction track are located according to one example of the invention;
fig. 9 is a schematic partial cross-sectional view of an area where a speed bump is located, according to one example of the present invention;
FIG. 10 is a schematic view, partially in section, of an area in which a damped track according to one example of the present invention is located;
fig. 11 is a partially cross-sectional illustration of the area in which an arc-shaped airbag module is fixedly extended according to one example of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-2, fig. 6-8.
Specifically, the embodiment provides an intelligent pedestrian protection method based on big data processing and analysis, and the method includes the following steps:
and S1, controlling the monitoring cameras 100 arranged at the two sides of the pedestrian crossing area to start to capture monitoring images in real time, and calculating the pedestrian movement track of the pedestrian crossing area and the motor vehicle movement track of the traffic lane area at the side of the pedestrian crossing area in real time according to the monitoring images.
In S1, specifically, after the remote server 3 is started, the monitoring camera module 31 included in the remote server 3 controls the monitoring cameras 100 disposed at two sides of the pedestrian crossing area to start to capture a monitoring image in real time, where the monitoring image includes an image of the pedestrian crossing area and an image of the traffic lane area; after the monitoring camera 100 is started, the trajectory calculation module 32 included in the remote server 3 calculates the pedestrian movement trajectory of the pedestrian crossing area and the motor vehicle movement trajectory of the side traffic lane area of the pedestrian crossing area in real time according to the monitoring image.
And S2, analyzing whether the motor vehicle can collide with the pedestrian in real time according to the moving track of the pedestrian and the moving track of the motor vehicle.
At S2, specifically, after the trajectory calculation module 32 calculates the pedestrian movement trajectory and the vehicle movement trajectory, the information analysis module 33 included in the remote server 3 analyzes whether there is a collision accident between the vehicle and the pedestrian in real time according to the pedestrian movement trajectory and the vehicle movement trajectory, that is, whether the movement trajectory of the vehicle existing in the traffic lane overlaps with the pedestrian movement trajectory of the pedestrian crossing.
And S3, if so, identifying the motor vehicle which has a collision accident with the pedestrian as a dangerous motor vehicle according to the monitoring image, and identifying the movement information of the dangerous motor vehicle in real time according to the monitoring image.
In S3, specifically, after the information analysis module 33 analyzes that the moving trajectory of the motor vehicle overlaps with the moving trajectory of the pedestrian, the danger identification module 34 included in the remote server 3 identifies the motor vehicle that will have a collision accident with the pedestrian as a dangerous motor vehicle according to the monitoring image, and after the danger identification module 34 completes the identification of the motor vehicle, the danger moving module 35 included in the remote server 3 identifies the moving information of the dangerous motor vehicle in real time according to the monitoring image, that is, identifies the moving direction, the lane information where the dangerous motor vehicle is located, the moving distance per second, and the brake control information of the dangerous motor vehicle in real time.
S4, controlling the protective block 102 in driving connection with the protective telescopic mechanism 101 in the adjacent area of the pedestrian crosswalk and the lane where the dangerous motor vehicle is located to extend out of a first preset distance according to the movement information, and controlling the ejection mechanism 103 of the protective block 102 facing the lane to start to enter a protective state.
In S4, specifically after the dangerous moving module 35 calculates the movement information of the dangerous vehicle, the first telescopic module 36 included in the remote server 3 controls, according to the movement information, the first telescopic strut in driving connection with the first telescopic motor in the traffic lane where the dangerous vehicle is located and the ground of the pedestrian crossing adjacent area to extend the connected protection block 102 by a first preset distance, where the first preset distance is a position two thirds of the distance between the chassis of the dangerous vehicle and the ground, for example, the first preset distance is 16 cm if the distance between the chassis of the dangerous vehicle and the ground is 24 cm; meanwhile, the ejection control module 37 included in the remote server 3 controls the ejection mechanism 103 of the protection block 102 facing the traffic lane position to start to enter the protection state.
S5, calculating the speed information of the dangerous motor vehicle in real time according to the movement information, and analyzing whether the front wheel of the dangerous motor vehicle leaves the deceleration area 200 arranged in the temporary area of the traffic lane and the protection block 102 or not according to the movement information, the speed information and the monitoring image.
In S5, specifically, after the protection block 102 is completely extended and the ejection mechanism 103 is completely started, the vehicle speed calculation module 38 included in the remote server 3 calculates the vehicle speed information of the dangerous vehicle in real time according to the movement information, and the information analysis module 33 analyzes whether the front wheel of the dangerous vehicle completely leaves the deceleration area 200 disposed in the adjacent area of the traffic lane and the protection block 102 according to the movement information, the vehicle speed information and the monitoring image.
And S6, if so, controlling the first closing mechanism 201 of the deceleration zone 200 to be completely contracted to expose the deceleration crawler 203 of the deceleration zone 200, and analyzing whether the front end bottom surface of the dangerous motor vehicle is positioned above the top surface of the protective block 102 or not according to the movement information, the vehicle speed information and the monitoring image.
In S6, specifically after the information analysis module 33 analyzes that the front wheel of the dangerous vehicle completely leaves the deceleration zone 200, the first exposure module 39 included in the remote server 3 controls the first expansion plate in the third expansion motor driving connection in the ground internal position of the deceleration zone 200 to completely contract to expose the deceleration crawler 203 of the deceleration zone 200, and meanwhile, the information analysis module 33 analyzes whether the front end bottom surface of the dangerous vehicle is located above the top surface of the protection block 102 according to the movement information, the vehicle speed information and the monitoring image, i.e., analyzes whether the front end bottom surface of the dangerous vehicle exceeds the protection block 10215 cm.
S7, if yes, controlling a tire breaking needle 104 connected with an ejection mechanism 103 of the protection block 102 in a driving mode to eject to puncture a front tire of the dangerous motor vehicle so that the front end of the dangerous motor vehicle collides with the protection block 102, controlling the protection block 102 connected with the protection telescopic mechanism 101 in a driving mode to extend out of a second preset distance so that the front wheel of the dangerous motor vehicle idles, and meanwhile, keeping the rear wheel of the dangerous motor vehicle to move in place through the speed reduction crawler 203.
In S7, specifically, after the information analysis module 33 analyzes that the bottom surface of the front end of the dangerous vehicle is located on the top surface of the protection block 102, the ejection control module 37 controls the tire breaking needle 104, which is in driving connection with the ejection mechanism 103 of the protection block 102, to eject and puncture the front tire of the dangerous vehicle, so that the front end of the dangerous vehicle sinks to collide with the protection block 102, after the bottom surface of the front end of the dangerous vehicle abuts against the top surface of the protection block 102, the first telescopic module 36 controls the first telescopic strut in driving connection with the first telescopic motor to extend the protection block 102 by a distance of 30 centimeters again, so that the front wheel of the dangerous vehicle enters an idle running state, the distance between the deceleration zone 200 and the protection block 102 is the distance between the front end of the standard sedan and the rear wheel, that is, after the front end of the vehicle corresponds to the protection block 102, the rear wheel of the vehicle is located at the deceleration crawler 203, so that the rear wheels of the dangerous vehicle are kept moving in place by the decelerating tracks 203.
As a preferable mode of the present invention, in S4, the method further includes the steps of:
and S40, identifying the model specification information of the dangerous motor vehicle according to the monitoring image and identifying the chassis height information of the dangerous motor vehicle according to the model specification information.
Specifically, before the protection block 102 extends out of the first preset distance, the model identification module 41 included in the remote server 3 identifies model specification information of the dangerous motor vehicle according to the monitoring image, wherein the model specification information includes a model and a size parameter of the motor vehicle; after the model identification module 41 identifies the dangerous motor vehicle, the height identification module 42 included in the remote server 3 identifies the chassis height information of the dangerous motor vehicle according to the model specification information identified by the model identification module 41.
S41, controlling the protective block 102 in driving connection with the protective telescopic mechanism 101 in the pedestrian crossing adjacent area to extend out of a first preset distance according to the chassis height information, and calculating the speed information of the dangerous motor vehicle in real time according to the movement information.
Specifically, after the height identification module 42 identifies the chassis height information of the dangerous motor vehicle, the first telescopic module 36 controls the protective block 102, which is in driving connection with the protective telescopic mechanism 101 in the adjacent area of the pedestrian crosswalk and the lane where the dangerous motor vehicle is located, to extend out by a first preset distance according to the chassis height information; meanwhile, the vehicle speed calculation module 38 calculates the vehicle speed information of the dangerous motor vehicle in real time according to the movement information.
And S42, controlling the speed reduction crawler 203 which is arranged at the inner position of the speed reduction area 200 and is driven and connected by the driving motor 202 to keep running at the speed consistent with the speed information in real time according to the calculated speed information of the dangerous motor vehicle.
Specifically, the deceleration control module 43 included in the remote server 3 controls the deceleration crawler 203, which is arranged at the internal position of the deceleration zone 200 and is driven by the driving motor 202, to keep running at a speed consistent with the vehicle speed information in real time according to the calculated vehicle speed information of the dangerous vehicle, and when the rear wheel of the dangerous vehicle contacts the deceleration crawler 203, the driving motor 202 stops running, so that the deceleration crawler 203 is driven by the rear wheel of the dangerous vehicle to rotate, thereby preventing the deceleration crawler 203 from moving the dangerous vehicle to the rear.
Example two
Referring to fig. 3-4, 6-7, and 9-10.
Specifically, the present embodiment is substantially the same as the first embodiment, and the difference is that in the present embodiment, the method further includes the following steps:
and S10, analyzing whether a following motor vehicle exists behind the dangerous motor vehicle according to the monitoring image.
Specifically, the information analysis module 33 analyzes whether a following motor vehicle is behind the dangerous motor vehicle in real time according to the monitoring image.
And S11, if so, controlling the speed reducing mechanism 204 arranged at the position of the lane where the dangerous vehicle is located to drive the connected speed reducing belt 205 to extend and controlling the second closing mechanism 207 arranged at the protective area 206 at the rear position of the speed reducing area 200 to fully retract so as to expose the damping track 208 of the protective area 206.
Specifically, after the information analysis module 33 analyzes that there is a following motor vehicle behind the dangerous motor vehicle and the dangerous motor vehicle is controlled to be in the original position by the protection block 102 and the deceleration crawler 203, the deceleration telescopic module 44 included in the remote server 3 controls a third telescopic strut which is arranged at the ground inner position of the traffic lane where the dangerous motor vehicle is located and is in drive connection with a fourth telescopic motor to completely extend a transverse placing plate so as to extend the deceleration strip 205; meanwhile, the second exposure module 45 of the remote server 3 controls the second expansion plate which is arranged in the ground of the protection area 206 at the rear position of the deceleration area 200 and is in driving connection with the fifth expansion motor to completely contract to expose the damping crawler 208, so that rear-end collision of the motor vehicle behind the dangerous motor vehicle is prevented.
As a preferred mode of the present invention, after S10, the method further includes the steps of:
and S11, analyzing the number and model specification information of the motor vehicles following behind the dangerous motor vehicle according to the monitoring image.
Specifically, after the information analysis module 33 analyzes that there is a following motor vehicle behind the dangerous motor vehicle and the dangerous motor vehicle is controlled to be in the original position by the protection block 102 and the deceleration crawler 203, the number identification module 46 included in the remote server 3 analyzes the number of the motor vehicles following behind the dangerous motor vehicle according to the monitoring image, and the model identification module 41 analyzes the model specification information of the motor vehicles following behind the dangerous motor vehicle according to the monitoring image.
S12, calculating the moving track of the following motor vehicles behind the dangerous motor vehicles in real time according to the number of the motor vehicles, the monitoring images and the model specification information, controlling the second closing mechanisms 207 of the protection area 206 arranged at the rear position of the deceleration area 200 to be completely contracted in sequence according to the moving track of the following motor vehicles and the monitoring images, and exposing the damping tracks 208 of the protection area 206 according to the number of the motor vehicles.
Specifically, after the identification of the number and model specification information of the motor vehicles is completed, the vehicle following trajectory module 47 included in the remote server 3 calculates the moving trajectory of the following motor vehicles behind the dangerous motor vehicles in real time according to the number, monitoring images and model specification information of the motor vehicles, after the identification of the vehicle following trajectory module 47 is completed, the second exposure module 45 completely shrinks the second expansion plate in driving connection with the fifth expansion motor which sequentially controls one protection area 206 from front to back according to the moving trajectory of the following motor vehicles and the monitoring images as each following motor vehicle passes through the following motor vehicle, so as to expose the damping caterpillar 208 at the corresponding position, and a truck distributes the protection area 206 with the corresponding length according to the strength, for example, 3 motor vehicles follow the rear of the dangerous motor vehicle, wherein the front is a car, the middle is a truck, and the rear is an SUV, so as to first control the damping caterpillar 208 of the front protection area 206 to be exposed, after the cars enter the area of the exposed damping tracks 208, the damping tracks 208 of the protection areas 206 with the same number as the size of the trucks are controlled to be exposed behind the area of the damping tracks 208, namely if the length of the trucks is equal to about 3 cars, the damping tracks 208 of the protection areas 206 with the number of 3 behind the area of the damping tracks 208 are controlled to be exposed, and then after the trucks enter the area of the exposed damping tracks 208, the damping tracks 208 of the protection areas 206 behind the area of the damping tracks 208 where the trucks are located are controlled to be exposed to allow the SUVs to enter, so that the cars, the trucks and the SUVs are kept moving in place, and rear-end accidents are avoided.
EXAMPLE III
Referring to fig. 5-7, shown in fig. 11.
Specifically, this embodiment is substantially the same as the first embodiment, except that in this embodiment, after S4, the method further includes the following steps:
s43, controlling the arc-shaped airbag group 105 of the adjacent area of the traffic lane where the dangerous motor vehicle is located and the pedestrian crossing to pop up to be abutted against the fixed area 107 of the outer area of the pedestrian crossing according to the movement information and the monitoring image and controlling the lifting mechanism 108 of the fixed area 107 to completely retract and expose the fixed groove 109.
Specifically, after the protection piece 102 stretches out first preset distance and accomplishes, pedestrian protection module 48 that remote server 3 contained starts to pop out and contradicts with pedestrian's crosswalk outside regional fixed area 107 according to mobile information and control image control dangerous motor vehicle place lane and pedestrian's crosswalk and the arc air bag group 105 that the cross walk faces the connected region, when arc air bag group 105 installs, debug by installer to guarantee that arc air bag pops out the fixed block 106 of back front end and corresponds with fixed area 107's fixed slot 109, simultaneously fixed module 49 control that shows that remote server 3 contains the flexible pillar of second that the flexible motor drive of fixed area 107 ground internal position is connected with the elevator shrink completely in order to show fixed slot 109.
And S44, controlling the electric buckle 110 arranged in the fixing groove 109 to pop out and abut against and fix the fixing block 106 at the front end of the arc-shaped airbag group 105.
Specifically, after the lifting block completely contracts and exposes the fixing groove 109 and the arc airbag pops out and collides with the fixing groove 109 to complete, the fixing control module 50 contained in the remote server 3 controls the electric buckle 110 arranged inside the fixing groove 109 to pop out and collide with the fixing block 106 at the front end of the arc airbag group 105 for fixation.
Wherein, need paste warning sign in pedestrian crossing exit area to remind pedestrian's pedestrian crossing to have arc air bag group 105, avoid removing in fixed area 107.
Example four
As shown with reference to fig. 6-11.
Specifically, the embodiment provides an intelligent pedestrian protection system based on big data processing analysis, which uses an intelligent pedestrian protection method based on big data processing analysis, and comprises a pedestrian protection device 1, a speed reduction device 2 and a remote server 3;
the pedestrian protection device 1 comprises a monitoring camera 100, a protection telescopic mechanism 101, a protection block 102, an ejection mechanism 103, a tire breaking needle 104, an arc-shaped airbag group 105, a fixing block 106, a fixing area 107, a lifting mechanism 108, a fixing groove 109 and an electric buckle 110, wherein the monitoring camera 100 is arranged at a safety position of roads at two sides of a pedestrian crossing and used for capturing environmental images of the pedestrian crossing and surrounding areas thereof; the protection telescopic mechanism 101 is arranged at the ground inner position of the area adjacent to the pedestrian crossing and the traffic lane, is connected with the protection block 102 and is used for driving the connected protection block 102 to stretch; the ejection mechanism 103 is arranged at the inner position of the protective block 102 facing the traffic lane, is connected with the tire breaking needle 104 and is used for driving the connected tire breaking needle 104 to stretch and retract; the tire puncturing needle 104 is connected with the ejection mechanism 103 and is used for puncturing the automobile tire after extending out; the arc-shaped airbag group 105 is arranged at the ground inner position of the adjacent area of the pedestrian crosswalk and the traffic lane and used for abutting against a fixed area 107 on the outer side of the pedestrian crosswalk after being inflated and ejected; the fixed block 106 is arranged at the front end of the arc-shaped airbag group 105 and connected with the arc-shaped airbag group 105, the top surface of the fixed block 106 and the ground keep the same horizontal plane during storage, and after being popped up, the fixed block 106 is abutted against the fixed groove 109 of the fixed area 107; the fixed area 107 is arranged on the ground of the area outside the crosswalk and corresponds to the arc-shaped airbag group 105; the lifting mechanism 108 is arranged at a position inside the ground of the fixing area 107 and is used for exposing or closing the fixing groove 109; the fixing groove 109 is arranged at the ground inner position of the fixing area 107 and is used for abutting against the fixing block 106; the electric buckle 110 is arranged at an inner position of the side of the inner wall of the fixing groove 109 and is used for being fixed with the fixing block 106 abutted against the fixing groove 109 after being extended out;
the speed reducing device 2 comprises a speed reducing area 200, a first closing mechanism 201, a driving motor 202, a speed reducing crawler 203, a speed reducing mechanism 204, a speed reducing belt 205, a protection area 206, a second closing mechanism 207 and a damping crawler 208, wherein the speed reducing area 200 is arranged at the position of the adjacent area of the traffic lane and the protection block 102 and is used for providing speed reduction for the motor vehicle; the first closing mechanism 201 is arranged at the ground inner position of the deceleration zone 200 and is used for opening and closing the deceleration zone 200; the driving motor 202 is arranged at the ground inner position of the deceleration zone 200 and connected with the deceleration crawler 203, and is used for driving the connected deceleration crawler 203 to run; the deceleration crawler 203 is arranged at the position of the deceleration zone 200 and is used for decelerating rear wheels marked as dangerous motor vehicles after being exposed so as to keep moving in situ; the speed reducing mechanism 204 is arranged at the ground inner position of the traffic lane behind the speed reducing area 200, is connected with a speed reducing belt 205 and is used for driving the connected speed reducing belt 205 to extend and retract; the deceleration strip 205 is arranged on the ground of the traffic lane behind the deceleration zone 200 and is used for decelerating other motor vehicles behind the dangerous motor vehicle after being extended out; the protection zone 206 is provided with a plurality of zones and is arranged in the middle zone between the deceleration strip 205 and the deceleration zone 200, so as to prevent other motor vehicles behind the dangerous motor vehicle from rear-end collision; the second closing mechanisms 207 are provided with a plurality of damping tracks 208, are arranged at the ground inner positions of the protection area 206 and are used for opening and closing the protection area 206; the damping tracks 208 are arranged on the ground in the protective area 206 and used for keeping other motor vehicles behind the dangerous motor vehicle moving in place;
the remote server 3 is arranged at a planned placement position of an urban traffic management center, and the remote server 3 comprises:
a wireless module 30, which is used for being respectively connected with the monitoring camera 100, the protective telescopic mechanism 101, the ejection mechanism 103, the arc-shaped airbag group 105, the lifting mechanism 108,
The electric buckle 110, the first closing mechanism 201, the driving motor 202, the speed reducing mechanism 204, the second closing mechanism 207 and the urban traffic management center are in wireless connection;
the monitoring shooting module 31 is used for controlling the monitoring camera 100 to start or close;
the track calculation module 32 is used for calculating a pedestrian movement track of the pedestrian crossing area and a motor vehicle movement track of a traffic lane area at the side of the pedestrian crossing area according to the monitoring image;
an information analysis module 33 for processing and analyzing information according to the specified information;
a danger identification module 34 for identifying a motor vehicle having a collision accident with a pedestrian as a dangerous motor vehicle according to the monitoring image;
the dangerous moving module 35 is used for identifying the moving information of the dangerous motor vehicle identified according to the monitoring image in real time;
the first telescopic module 36 is used for controlling the protective block 102 which is in driving connection with the protective telescopic mechanism 101 to execute set first telescopic operation according to set steps;
the ejection control module 37 is used for controlling the ejection mechanism 103 to execute the set tire-breaking operation according to the set steps;
the vehicle speed calculation module 38 is used for calculating the vehicle speed information of the dangerous motor vehicle according to the movement information calculated by the dangerous movement module 35;
a first exposure module 39 for controlling the first closing mechanism 201 to perform the set opening and closing operations of the deceleration crawler 203 according to the set steps;
and the second telescopic module 40 is used for controlling the protection telescopic mechanism 101 to drive the connected protection block 102 to execute the set second telescopic operation according to the set steps.
As a preferred embodiment of the present invention, the remote server 3 further includes:
a model identification module 41, configured to identify model specification information of the motor vehicle according to the monitoring image;
a height identification module 42, configured to identify chassis height information of the motor vehicle according to the model specification information identified by the model identification module 41;
and a deceleration control module 43 for controlling the drive motor 202 to drive the connected deceleration crawler 203 to execute the set vehicle deceleration operation according to the set steps.
As a preferred embodiment of the present invention, the remote server 3 further includes:
the deceleration telescopic module 44 is used for controlling the deceleration mechanism 204 to drive the connected deceleration strip 205 to execute set telescopic operation according to set steps;
and a second exposure module 45 for controlling the second closing mechanism 207 to perform the set damping track 208 on-off operation according to the set steps.
As a preferred embodiment of the present invention, the remote server 3 further includes:
a quantity identification module 46 for identifying the quantity of the motor vehicles following behind the dangerous motor vehicles according to the monitoring images;
and the vehicle following track module 47 is used for calculating the moving track of the following motor vehicles behind the dangerous motor vehicles in real time according to the number of the motor vehicles, the monitoring images and the model specification information.
As a preferred embodiment of the present invention, the remote server 3 further includes:
the pedestrian protection module 48 is used for controlling the arc-shaped airbag group 105 to be started and popped according to a set popping track;
the fixed exposure module 49 is used for controlling the lifting mechanism 108 to execute the set telescopic operation according to the set steps;
and the fixing control module 50 is used for controlling the electric buckle 110 to execute the set fixing operation of the fixing block 106 according to the set steps.
The protection telescopic mechanism 101 comprises a first telescopic motor and a first telescopic strut, wherein the first telescopic motor is arranged at the ground inner position of the area adjacent to the pedestrian crossing and the traffic lane, is connected with the first telescopic strut and is used for driving the first telescopic strut connected with the first telescopic motor to stretch; the first telescopic strut is respectively connected with the first telescopic motor and the protection block 102 and used for driving the protection block 102 connected to be telescopic.
The lifting mechanism 108 comprises a second telescopic motor, a second telescopic strut and a lifting block, wherein the second telescopic motor is arranged at the ground internal position of the fixed area 107, is connected with the second telescopic strut and is used for driving the second telescopic strut connected with the second telescopic strut to stretch; the second telescopic strut is respectively connected with a second telescopic motor and the lifting block and is used for driving the connected lifting block to stretch; the lifting block is arranged at the front end of the second telescopic support column and used for exposing the fixing groove 109 after being contracted and keeping the same horizontal plane with the ground after being extended out.
The first sealing mechanism 201 comprises a third telescopic motor and a first telescopic plate, wherein the third telescopic motor is arranged at the ground inner position of the deceleration zone 200, is connected with the first telescopic plate and is used for driving the first telescopic plate connected with the first telescopic plate to stretch; the first expansion plate is arranged at the inner position of the ground where the deceleration zone 200 is located and used for opening and closing a groove for placing the deceleration crawler 203 in the deceleration zone 200.
The speed reducing mechanism 204 comprises a fourth telescopic motor, a third telescopic strut and a placing transverse plate, wherein the fourth telescopic motor is arranged at the inner position of the ground of the traffic lane behind the speed reducing area 200, is connected with the third telescopic strut and is used for driving the connected third telescopic strut to stretch and retract; the third telescopic support is respectively connected with the fourth telescopic motor and the placing transverse plate and is used for driving the connected placing transverse plate to stretch; the placing transverse plate is arranged at the front end of the third telescopic support column and is provided with a deceleration strip 205, and the deceleration strip 205 is used for driving the connected deceleration strip 205 to stretch.
The second closing mechanism 207 comprises a fifth telescopic motor and a second telescopic plate, wherein the fifth telescopic motor is arranged at the ground inner position of the protection area 206, is connected with the second telescopic plate and is used for driving the second telescopic plate connected with the second telescopic plate to stretch; the second expansion plate is disposed at an inner ground location of the protected area 206 and is configured to open and close a groove of the protected area 206 in which the damping track 208 is disposed.
Wherein, both ends of the rolling shaft of the damping crawler 208 are connected with a rotary damper; the bottom end of the groove where the arc-shaped airbag group 105 is located is provided with charging equipment, and the charging equipment is used for extending the arc-shaped airbag group 105 in an inflating manner; and after the arc-shaped airbag group 105 stretches out in an arc shape, the height of the topmost end is 2.5 meters so as not to hinder the battery cars, bicycles and pedestrians on the pedestrian crossing to pass.
It should be understood that, in the fourth embodiment, the specific implementation process of each module described above may correspond to the description of the above method embodiments (the first to fourth embodiments), and is not described in detail here.
The system provided in the fourth embodiment is only illustrated by dividing the functional modules, and in practical applications, the above-mentioned functions may be distributed by different functional modules according to needs, that is, the internal structure of the system is divided into different functional modules to complete all or part of the functions described above.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (9)

1. An intelligent pedestrian protection method based on big data processing and analysis is characterized by comprising the following steps:
s1, controlling monitoring cameras arranged at two sides of the pedestrian crossing area to start to capture monitoring images in real time, and calculating the pedestrian movement track of the pedestrian crossing area and the motor vehicle movement track of the traffic lane area at the side of the pedestrian crossing area in real time according to the monitoring images;
s2, analyzing whether a motor vehicle can collide with the pedestrian in real time according to the moving track of the pedestrian and the moving track of the motor vehicle;
s3, if so, identifying the motor vehicle which has a collision accident with the pedestrian as a dangerous motor vehicle according to the monitoring image, and identifying the movement information of the dangerous motor vehicle in real time according to the monitoring image;
s4, controlling a protective block in driving connection with a protective telescopic mechanism in a pedestrian crossing adjacent area of a traffic lane where the dangerous motor vehicle is located to extend out of a first preset distance according to the movement information and controlling an ejection mechanism of the protective block facing the traffic lane to start to enter a protective state;
s5, calculating the speed information of the dangerous motor vehicle in real time according to the movement information, and analyzing whether the front wheel of the dangerous motor vehicle leaves a deceleration area arranged in a traffic lane and a temporary connection area of a protection block or not according to the movement information, the speed information and the monitoring image;
s6, if yes, controlling the first closing mechanism of the deceleration area to be completely contracted to expose the deceleration crawler of the deceleration area, and analyzing whether the bottom surface of the front end of the dangerous motor vehicle is located above the top surface of the protection block or not according to the movement information, the vehicle speed information and the monitoring image;
s7, if yes, controlling a tire breaking needle connected with an ejection mechanism of the protection block to eject to puncture a front tire of the dangerous motor vehicle so that the front end of the dangerous motor vehicle is abutted against the protection block, controlling the protection block connected with the protection telescopic mechanism to extend out of a second preset distance so that the front wheel of the dangerous motor vehicle idles, and simultaneously keeping the rear wheel of the dangerous motor vehicle to move in place through the speed reduction crawler;
the method further comprises the steps of:
s40, identifying the model specification information of the dangerous motor vehicle according to the monitoring image and identifying the chassis height information of the dangerous motor vehicle according to the model specification information;
s41, controlling a protective block in driving connection with a protective telescopic mechanism in a pedestrian crossing adjacent area to extend out of a first preset distance according to the chassis height information, and calculating the speed information of the dangerous motor vehicle in real time according to the movement information;
and S42, controlling a speed reduction crawler which is arranged at the inner position of the speed reduction area and is in driving connection with a driving motor to keep running at the speed consistent with the speed information in real time according to the calculated speed information of the dangerous motor vehicle.
2. The intelligent pedestrian protection method based on big data processing and analysis as claimed in claim 1, further comprising the steps of:
s10, analyzing whether a following motor vehicle exists behind the dangerous motor vehicle or not according to the monitoring image;
and S11, if so, controlling the deceleration strip which is arranged at the position of the traffic lane where the dangerous motor vehicle is located and is in driving connection with the deceleration mechanism to extend out, and controlling the second closing mechanism which is arranged at the rear position of the deceleration zone to completely contract so as to expose the damping crawler belt of the protection zone.
3. The intelligent pedestrian protection method based on big data processing and analysis according to claim 2, wherein after S10, the method further comprises the following steps:
s11, analyzing the number and model specification information of the motor vehicles following behind the dangerous motor vehicle according to the monitoring image;
s12, calculating the moving track of the following motor vehicles behind the dangerous motor vehicles in real time according to the number of the motor vehicles, the monitoring images and the model specification information, and controlling the second sealing mechanisms of the protection area arranged at the rear position of the deceleration area to be sequentially and completely contracted according to the moving track of the following motor vehicles and the monitoring images so as to expose the damping tracks of the protection area according to the number of the motor vehicles.
4. The intelligent pedestrian protection method based on big data processing and analysis according to claim 1, wherein after S4, the method further comprises the following steps:
s43, controlling the arc-shaped airbag group of the adjacent area of the traffic lane where the dangerous motor vehicle is located and the pedestrian crossing to pop up to be abutted against the fixed area of the outer area of the pedestrian crossing according to the mobile information and the monitoring image and controlling the lifting mechanism of the fixed area to completely contract and expose the fixed groove;
s44, controlling the electric buckle arranged in the fixed groove to pop out and abut against and fix the fixed block at the front end of the arc-shaped airbag group.
5. An intelligent pedestrian protection system based on big data processing and analysis, which uses the intelligent pedestrian protection method based on big data processing and analysis of any one of claims 1-4, and comprises a pedestrian protection device, a speed reduction device and a remote server, and is characterized in that:
the pedestrian protection device comprises a monitoring camera, a protection telescopic mechanism, a protection block, an ejection mechanism, a tire breaking needle, an arc-shaped safety airbag group, a fixed block, a fixed area, a lifting mechanism, a fixed groove and an electric buckle, wherein the monitoring camera is arranged at the safe position of roads at two sides of a pedestrian crossing and used for shooting environmental images of the pedestrian crossing and the surrounding area of the pedestrian crossing; the protection telescopic mechanism is arranged in the ground inner position of the area adjacent to the pedestrian crossing and the traffic lane, is connected with the protection block and is used for driving the connected protection block to stretch; the ejection mechanism is arranged at the inner position of the protective block facing the traffic lane, is connected with the tire breaking needle and is used for driving the connected tire breaking needle to stretch and retract; the tire puncturing needle is connected with the ejection mechanism and is used for puncturing the automobile tire after extending out; the arc-shaped airbag group is arranged at the ground inner position of the adjacent area of the pedestrian crosswalk and the traffic lane and is used for abutting against the fixed area at the outer side of the pedestrian crosswalk after being inflated and ejected; the fixed block is arranged at the front end of the arc-shaped airbag group and connected with the arc-shaped airbag group, the top surface of the fixed block and the ground keep the same horizontal plane during storage, and after being popped out, the fixed block is abutted against the fixed groove of the fixed area; the fixed area is arranged on the ground position of the area outside the pedestrian crossing and corresponds to the arc-shaped airbag group; the lifting mechanism is arranged at the ground inner position of the fixed area and used for exposing or sealing the fixed groove; the fixing groove is arranged at the position inside the ground of the fixing area and used for abutting against the fixing block; the electric buckle is arranged at the inner position of the side of the inner wall of the fixed groove and is used for fixing the fixed block which is abutted against the fixed groove after extending out;
the speed reduction device comprises a speed reduction area, a first closing mechanism, a driving motor, a speed reduction crawler belt, a speed reduction mechanism, a speed reduction belt, a protection area, a second closing mechanism and a damping crawler belt, wherein the speed reduction area is arranged at the position of the adjacent connection area of the traffic lane and the protection block and used for providing speed reduction for the motor vehicle; the first sealing mechanism is arranged at the ground inner position of the deceleration area and used for opening and closing the deceleration area; the driving motor is arranged at the ground inner position of the deceleration area, is connected with the deceleration crawler and is used for driving the connected deceleration crawler to run; the speed reduction crawler is arranged at the position of the speed reduction area and used for reducing the speed of the rear wheels marked as dangerous motor vehicles after being exposed so as to keep moving in situ; the speed reducing mechanism is arranged at the inner position of the ground of the traffic lane behind the speed reducing area, is connected with the speed reducing belt and is used for driving the connected speed reducing belt to stretch and retract; the deceleration strip is arranged on the ground of the traffic lane behind the deceleration area and used for decelerating other motor vehicles behind the dangerous motor vehicle after stretching out; the protective area is provided with a plurality of zones and is arranged in the middle area between the deceleration strip and the deceleration area, and the protective area is used for preventing other motor vehicles behind the dangerous motor vehicle from rear-end collision; the second sealing mechanisms are provided with a plurality of damping tracks, are arranged at the inner positions of the ground of the protection area and are used for opening and closing the damping tracks arranged in the protection area; the damping tracks are arranged on the ground of the protection area and used for keeping other motor vehicles behind the dangerous motor vehicle to move in situ;
the remote server is arranged at a planned placing position of the urban traffic management center, and comprises:
a wireless module which is used for being respectively connected with the monitoring camera, the protective telescopic mechanism, the ejection mechanism, the arc-shaped airbag group, the lifting mechanism,
The electric buckle, the first sealing mechanism, the driving motor, the speed reducing mechanism, the second sealing mechanism and the urban traffic management center are in wireless connection;
the monitoring shooting module is used for controlling the starting or closing of the monitoring camera;
the track calculation module is used for calculating the pedestrian movement track of the pedestrian crossing area and the motor vehicle movement track of the side traffic lane area of the pedestrian crossing area according to the monitoring image;
the information analysis module is used for processing and analyzing the information according to the specified information;
the danger identification module is used for identifying the motor vehicle which has a collision accident with the pedestrian as a dangerous motor vehicle according to the monitoring image;
the dangerous moving module is used for identifying moving information of the dangerous motor vehicle identified according to the monitoring image in real time;
the first telescopic module is used for controlling a protection block in driving connection with the protection telescopic mechanism to execute set first telescopic operation according to set steps;
the ejection control module is used for controlling the ejection mechanism to execute the set tire-breaking operation according to the set steps;
the vehicle speed calculation module is used for calculating the vehicle speed information of the dangerous motor vehicle according to the movement information calculated by the dangerous movement module;
the first exposure module is used for controlling the first closing mechanism to execute set speed reduction crawler switch operation according to set steps;
and the second telescopic module is used for controlling the protection block in driving connection with the protection telescopic mechanism to execute set second telescopic operation according to set steps.
6. The intelligent pedestrian protection system based on big data processing analysis according to claim 5, wherein the remote server further comprises:
the model identification module is used for identifying the model specification information of the motor vehicle according to the monitoring image;
the height identification module is used for identifying the chassis height information of the motor vehicle according to the model specification information identified by the model identification module;
and the deceleration control module is used for controlling the deceleration crawler belt in driving connection with the driving motor to execute the set deceleration operation of the motor vehicle according to the set steps.
7. The intelligent pedestrian protection system based on big data processing analysis according to claim 5, wherein the remote server further comprises:
the deceleration telescopic module is used for controlling a deceleration strip which is connected with the deceleration mechanism in a driving way to execute set telescopic operation according to set steps;
and the second exposure module is used for controlling the second closing mechanism to execute the set damping track switch operation according to the set steps.
8. The intelligent pedestrian protection system based on big data processing analysis according to claim 5, wherein the remote server further comprises:
the quantity identification module is used for identifying the quantity of the motor vehicles following behind the dangerous motor vehicles according to the monitoring images;
and the vehicle following track module is used for calculating the moving track of the following motor vehicles behind the dangerous motor vehicles in real time according to the number of the motor vehicles, the monitoring images and the model specification information.
9. The intelligent pedestrian protection system based on big data processing analysis according to claim 5, wherein the remote server further comprises:
the pedestrian protection module is used for controlling the arc-shaped airbag group to be started and popped according to a set popping track;
the fixed exposure module is used for controlling the lifting mechanism to execute set telescopic operation according to set steps;
and the fixing control module is used for controlling the electric buckle to execute the set fixing block fixing operation according to the set steps.
CN202010083437.1A 2020-02-09 2020-02-09 Intelligent pedestrian protection method and system based on big data processing and analysis Active CN111243337B (en)

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