阅读说明：本技术 一种可移动隔离护栏系统及潮汐车道变换方法 (Movable isolation guardrail system and tidal lane change method ) 是由 付丽红 田文华 牟宗涵 仲岳灵风 于 2020-06-01 设计创作，主要内容包括：本发明公开的一种可移动隔离护栏系统及潮汐车道变换方法,涉及智能交通技术领域。所述隔离护栏系统包括用于固定隔离护栏的轨道、设置于轨道上的若干首尾相连的隔离模块、用于连接相邻隔离模块的连接组件以及控制系统。本发明公开的一种可移动隔离护栏系统及潮汐车道变换方法,于电动推杆的驱动作用下移动,避免于路面预埋轨道,减少对路面的损坏；同时,于路面铺设带铁片的轨道,隔离模块内设置电磁定位装置,通过电磁铁与铁片的吸引作用固定隔离模块,提高隔离护栏的稳定性；于相邻两个隔离模块之间设置连接组件,使得隔离护栏能够实现曲线连续移动,车道变换更加灵活,移动轨迹更加符合车辆运动轨迹,且可对隔离护栏进行分段控制。(The invention discloses a movable isolation guardrail system and a tidal lane change method, and relates to the technical field of intelligent traffic. The isolation guardrail system comprises a track for fixing the isolation guardrail, a plurality of end-to-end isolation modules arranged on the track, a connecting assembly for connecting adjacent isolation modules and a control system. The movable isolation guardrail system and the tidal lane change method disclosed by the invention move under the driving action of the electric push rod, so that the track is prevented from being embedded in the road surface, and the damage to the road surface is reduced; meanwhile, a track with iron sheets is laid on the road surface, an electromagnetic positioning device is arranged in the isolation module, and the isolation module is fixed through the attraction effect of the electromagnet and the iron sheets, so that the stability of the isolation guardrail is improved; set up coupling assembling between two adjacent isolation module for the isolation barrier can realize curve continuous movement, and the lane transform is more nimble, and the removal orbit accords with vehicle movement track more, and can carry out segment control to the isolation barrier.)

1. A movable isolation guardrail system is characterized by comprising a track (1) for fixing an isolation guardrail, a plurality of isolation modules (2) which are arranged on the track (1) and connected end to end, a connecting assembly (3) for connecting adjacent isolation modules (2) and a control system;

the track (1) is an iron sheet fixedly arranged at the traffic marking lines on the two sides of the variable lane;

the isolation module (2) comprises a shell (21), universal wheels (22) arranged at the bottom of the shell (21) and used for moving the isolation module (2), and an electromagnetic positioning device (23) used for locking and unlocking the position relation between the isolation module (2) and the track (1);

the connecting assembly (3) comprises two connecting rods (31) used for connecting two adjacent isolation modules (2), the angles of the two connecting rods (31) are adjustable, and at least one length of the two connecting rods is adjustable;

the control system comprises a camera (4) used for collecting road image information, a microcomputer (5) electrically connected with the camera (4) and used for analyzing and processing the image information collected by the camera (4), and a plurality of controllers (6) which are in communication connection with the microcomputer (5), are respectively arranged in each isolation module (2) and are used for controlling the corresponding isolation module (2) to move, lock and unlock.

2. A movable isolation barrier system according to claim 1, wherein the electromagnetic positioning device (23) comprises an electromagnet (231) electrically connected to the controller (6) and a support spring (232) fixedly connected to both sides of the electromagnet (231); when the isolation module (2) needs to be locked, the controller (6) controls the electromagnet (231) to be powered off, the electromagnet (231) generates magnetic force to attract the rail (1), and the corresponding isolation module (2) is fixed; when the isolating module (2) needs to be unlocked, the controller (6) controls the electromagnet (231) to be electrified, the magnetic force of the electromagnet (231) disappears, and the electromagnet is suspended under the action of the supporting spring (232) to release the fixed relation with the track (1).

3. The movable isolation barrier system as claimed in claim 1, wherein the connection assembly (3) further comprises a micro electric push rod (32) electrically connected to the controller (6), the micro electric push rod (32) is fixedly connected to one of the two adjacent isolation modules (2), the output end of the micro electric push rod is hinged to one of the connecting rods (31), the length of the corresponding connecting rod (31) can be adjusted by controlling the extension and retraction of the micro electric push rod (32), and a hinge point is arranged on each connecting rod (31).

4. A mobile isolation barrier system according to claim 3, wherein the connecting assembly (3) further comprises two mounting seats (33) fixedly mounted on two adjacent isolation modules (2), and the connecting rod (31) is fixedly connected with the corresponding isolation module (2) through the mounting seats (33); one end of the miniature electric push rod (32) connected with the isolation module (2) is fixedly connected to the mounting seat (33).

5. The movable isolation barrier system according to claim 4, wherein the connecting assembly (3) further comprises an intermediate rod (34) disposed between the two connecting rods (31), and both ends of the intermediate rod (34) are respectively fixedly connected to the ends of the two connecting rods (31) far away from the micro electric push rod (32).

6. A mobile isolation barrier system according to claim 1, wherein the outer surface of the housing (21) is provided with LED lights (211), the LED lights (211) being electrically connected to the controller (6).

7. A method of changing tidal lanes using a movable isolation barrier system according to any of claims 1-6, characterized by first coding the isolation modules (2), taking the distance from the intersection stop line as the coding direction, setting the isolation module (2) closest to the stop line as A1, the modules far from the stop line as A2, A3 … An, the connection assembly (3) between Ai and Ai +1 as Bi, the controller (6) in Ai as Ci; the camera (4) collects road image information and transmits the road image information to the microcomputer (5) for analysis and processing, the microcomputer (5) analyzes and needs to change lanes according to road condition information, and wirelessly transmits a control instruction to the controller (6) in each isolation module (2), and the controller (6) controls the electromagnet (231) and the micro electric push rod (32) in the corresponding isolation module (2) to act; the method comprises the following steps:

step one, electrifying electromagnets (231) in even number of isolation modules (2) close to one side of a stop line to enable the isolation modules to be converted from a fixed state to a free state, keeping the isolation modules (2) behind the isolation modules in the fixed state, setting the number of the isolation modules (2) in the free state as m, and setting a connecting component (3) corresponding to Am as Bm;

step two, the controller (6) is used for controlling the micro electric push rods (32) in the connecting assemblies (3) corresponding to the first to the m/2 th isolation modules (2) to extend, the micro electric push rods (32) in the connecting assemblies (3) corresponding to the (m/2) +1 to the m isolation modules (2) are shortened, the m isolation modules (2) in the free state are S-shaped after moving, and the first isolation module is tangent to the track (1) on the other side;

thirdly, the corresponding electromagnet (231) is controlled to be powered off through the controller (6) in the first isolation module, and the electromagnet (231) in the first isolation module generates magnetic force to attract and lock with the track (1) for fixing;

fourthly, unlocking the (m + 1) th isolation module (2) which is still in a fixed state, controlling the miniature electric push rod (32) in the (m + 1) th connecting assembly (3) corresponding to the isolation module to contract through the controller (6), simultaneously changing the miniature electric push rod (32) corresponding to the (m/2) +1 isolation module (2) from contracting to extending, changing the length of the miniature electric push rod (32) corresponding to the first isolation module (2) from extending to original length, and at the moment, enabling the second isolation module (2) to be tangent to the track (1) on the other side;

fifthly, the corresponding electromagnet (231) is controlled to be powered off through the controller (6) in the second isolation module (2), and the electromagnet (231) in the second isolation module (2) generates magnetic force to attract and lock with the track (1) for fixation;

and step six, repeating the step four and the step five, and sequentially completing the movement and the fixation of all the isolation modules (2) within the required lane change length.

8. A method of deploying a tidal lane as claimed in claim 7, wherein the number of isolation modules (2) in the free state in step one is related to the road width and the extension and retraction length of the micro electric rams (32) as follows:

wherein m is the number of the isolation modules (2) in a free state, d is the width of a variable lane, L is the length of a corresponding road after the isolation modules (2) in the free state move, α is the included angle between two adjacent isolation modules (2), L is the extension or contraction amount of the micro electric push rod (32), L is the length of the micro electric push rod₁Is the distance between two connecting rods (31) in the connecting component (3); l₂Is the linear distance between the hinge points of the two connecting rods (31) in the connecting component (3); l₃Is hinged with the connecting rod (31) and the miniature electric push rod (32)Corresponding to the distance between the hinge points on the connecting rod (31).

Technical Field

The invention belongs to the technical field of intelligent traffic, and particularly relates to an imitated snake-shaped movable isolation guardrail system suitable for a variable lane and a method for changing a tidal lane.

Background

With the development of economy, urban traffic congestion is highlighted, particularly tidal congestion is one of the traffic problems frequently occurring in large cities, and related researchers put forward the concept of a tidal lane, also called a variable lane.

The movable isolation fence (pile) is one of traffic equipment applied to variable lanes, and is mainly used for separating reverse traffic flows to guarantee driving safety. The existing movable isolation fence (pile) is generally made of metal, has large weight and slow moving speed, and intelligent isolation facilities need to embed a large number of tracks in the road surface, so that the damage to the road surface is large. In the transformation mode, the mode of integral simultaneous translation is adopted, the transformation mode is rigid, the movement of the guardrail is not consistent with the vehicle running track, and the vehicle traffic capacity and the traffic safety are seriously influenced in the movement process.

Therefore, in view of the above problems, there is a need for a barrier fence that is convenient to move and conforms to the vehicle running track without damaging the road surface, so as to solve the existing traffic congestion problem.

Disclosure of Invention

In view of the above, the invention discloses a movable isolation guardrail system, wherein a connecting assembly is arranged between two adjacent isolation modules, so that an isolation guardrail can continuously and curvedly move on a road surface under the telescopic action of a corresponding micro electric push rod, the road surface is prevented from being damaged, lane change is more flexible, and the moving track is more in line with the motion track of a vehicle.

The movable isolation barrier system comprises a track for fixing the isolation barrier, a plurality of isolation modules arranged on the track in an end-to-end mode, a connecting assembly for connecting adjacent isolation modules and a control system.

The track is an iron sheet fixedly arranged at the traffic marking lines on the two sides of the variable lane.

The isolation module comprises a shell, a universal wheel arranged at the bottom of the shell and used for moving the isolation module, and an electromagnetic positioning device used for locking and unlocking the position relation between the isolation module and the track.

The connecting assembly comprises two connecting rods used for connecting two adjacent isolation modules, the angles of the two connecting rods are adjustable, and at least one length of the two connecting rods is adjustable.

The control system comprises a camera for collecting road image information, a microcomputer which is electrically connected with the camera and used for analyzing and processing the image information collected by the camera, and a plurality of controllers which are in communication connection with the microcomputer, are respectively arranged in each isolation module and are used for controlling the corresponding isolation module to move, lock and unlock.

Preferably, the electromagnetic positioning device comprises an electromagnet electrically connected with the controller and supporting springs fixedly connected to two sides of the electromagnet; when the isolation module needs to be locked, the controller controls the electromagnet to be powered off, the electromagnet generates magnetic force to attract the rail, and the corresponding isolation module is fixed; when the isolation module needs to be unlocked, the controller controls the electromagnet to be electrified, the magnetic force of the electromagnet disappears, the electromagnet is suspended under the action of the supporting spring, and the fixed relation between the electromagnet and the rail is released.

Preferably, coupling assembling still includes the miniature electric putter of being connected with the controller electricity, miniature electric putter and one of them fixed connection of two adjacent isolation modules, its output is articulated with one of them connecting rod, and through the flexible of controlling miniature electric putter, the adjustable length that corresponds the connecting rod, each all be provided with the pin joint on the connecting rod.

Preferably, the connecting assembly further comprises two mounting seats fixedly mounted on two adjacent isolation modules, and the connecting rod is fixedly connected with the corresponding isolation module through the mounting seats; and one end of the miniature electric push rod connected with the isolation module is fixedly connected to the mounting seat.

Preferably, coupling assembling still includes one and sets up the intermediate lever between two connecting rods, the intermediate lever both ends are fixed connection respectively in two connecting rods and keep away from the one end of miniature electric putter.

Preferably, an LED lamp is arranged on the outer surface of the shell and electrically connected with the controller.

The invention also discloses a method for arranging tidal lanes by using the movable isolation guardrail system, which comprises the steps of firstly coding isolation modules, taking the distance from a stop line at a cross as a coding direction, setting the isolation module closest to the stop line as A1, coding the modules far away from the stop line as A2 and A3 … An in sequence, connecting components between Ai and Ai +1 as Bi, and controlling a controller in the Ai as Ci; the camera collects road image information and transmits the road image information to the microcomputer for analysis and processing, the microcomputer wirelessly transmits a control instruction to the controller in each isolation module when the lane change is needed according to the analysis of road condition information, and the controller controls the action of the electromagnet and the miniature electric push rod in the corresponding isolation module; the method specifically comprises the following steps:

step one, electrifying electromagnets in even number of isolation modules close to one side of the parking line to enable the isolation modules to be converted from a fixed state to a free state, keeping the isolation modules in the fixed state, setting the number of the isolation modules in the free state as m, and setting a connecting component corresponding to Am as Bm.

And step two, the controller controls the micro electric push rods in the connecting assemblies corresponding to the first to m/2 th isolation modules to extend, the micro electric push rods in the connecting assemblies corresponding to the (m/2) +1 to m isolation modules are shortened, the m isolation modules in the free state move to be S-shaped, and the first isolation module is tangent to the track on the other side.

And step three, controlling the corresponding electromagnet to be powered off through a controller in the first isolation module, and enabling the electromagnet in the first isolation module to generate magnetic force to attract the rail and lock and fix the rail.

And step four, unlocking the (m + 1) th isolation module which is still in a fixed state, controlling the miniature electric push rod in the (m + 1) th connecting assembly corresponding to the isolation module to contract through the controller, changing the contraction of the miniature electric push rod corresponding to the (m/2) +1 th isolation module into extension, changing the length of the miniature electric push rod corresponding to the first isolation module from the extension state into the original length, and at the moment, enabling the second isolation module to be tangent to the track on the other side.

And fifthly, controlling the corresponding electromagnet to be powered off through a controller in the second isolation module, and enabling the electromagnet in the second isolation module to generate magnetic force to attract with the rail and lock and fix.

And step six, repeating the step four and the step five, and sequentially completing the movement and the fixation of all the isolation modules within the required lane change length.

Preferably, the number of the isolation modules in the free state in the step one is in the following relation with the road width and the telescopic length of the micro electric push rod:

wherein m is the number of the isolation modules in a free state, d is the width of a variable lane, L is the length of the corresponding road after the isolation modules in the free state move, α is the included angle between two adjacent isolation modules, L is the extension or contraction amount of the micro electric push rod, and L is the length of the corresponding road₁The distance between two connecting rods in the connecting component; l₂The linear distance between the hinge points of the two connecting rods in the connecting component; l₃The distance between the hinge point of the connecting rod and the miniature electric push rod and the hinge point of the corresponding connecting rod is as follows.

Compared with the prior art, the intelligent isolation guardrail system and the tidal lane change method disclosed by the invention have the advantages that:

(1) according to the invention, the connecting assembly is arranged between two adjacent isolation modules, so that the isolation guardrail can realize continuous curve movement, lane change is more flexible, the movement track is more consistent with the movement track of a vehicle, and the isolation guardrail can be controlled in a segmented manner.

(2) According to the invention, the isolation guardrail moves under the telescopic action of the miniature electric push rod in the corresponding connecting component, so that the track is prevented from being embedded in the road surface, and the damage to the road surface is reduced.

(3) According to the invention, the track with the iron sheet is laid on the road surface, the electromagnetic positioning device is arranged in the isolation module, and the isolation module is fixed through the attraction effect of the electromagnet and the iron sheet, so that the stability of the isolation guardrail is improved.

Drawings

For a clearer explanation of the embodiments or technical solutions of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for a person skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a structural view of a movable isolation barrier system according to the present disclosure.

Fig. 2 is a structural view of an isolation module and a connection assembly.

Fig. 3 is a view showing an internal structure of an isolation module.

Fig. 4 is a view showing the construction of the connecting member in a contracted state.

Fig. 5 is a view showing a structure of the connecting member in an extended state.

Fig. 6 is a diagram showing the structure of the control system.

The part names represented by the numbers or letters in the drawings are:

1-a track; 2-an isolation module; 21-a housing; 211-LED lamps; 22-universal wheels; 23-an electromagnetic positioning device; 231-an electromagnet; 232-support spring; 3-connecting the components; 31-a connecting rod; 32-a miniature electric push rod; 33-a mounting seat; 34-an intermediate bar; 4, a camera; 5-a microcomputer; 6-a controller; 7-upper level system.

Detailed Description

The following provides a brief description of embodiments of the present invention with reference to the accompanying drawings. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art based on the embodiments of the present invention without any inventive work belong to the protection scope of the present invention.

Fig. 1-6 show preferred embodiments of the present invention, whose structures are separately and specifically parsed from different perspectives.

Fig. 1 shows a movable isolation barrier system, which comprises a track 1 for fixing the isolation barrier, a plurality of isolation modules 2 arranged on the track 1 in an end-to-end manner, a connecting assembly 3 for connecting adjacent isolation modules 2, and a control system.

The track 1 is an iron sheet fixedly installed at the traffic marking on the two sides of the variable lane, and is used for attracting the electromagnet 231 in the isolation module 2 to fix the position of the isolation module 2.

As shown in fig. 1, 2 and 3, a plurality of isolation modules 2 are sequentially arranged above the track 1, and each isolation module 2 includes a housing 21, a universal wheel 22 disposed at the bottom of the housing 21 for moving the isolation module 2, and an electromagnetic positioning device 23 for locking and unlocking the position relationship between the isolation module 2 and the track 1. The shell 21 is used for isolating vehicles, and the light aluminum alloy framework and the light plastic are selected as materials of the shell, so that the dead weight of the isolation guardrail is reduced, and the moving speed of the isolation guardrail is improved. The universal wheel 22 is a four-corner spherical universal wheel, and is installed at four corners below the isolation module 2, and is used for supporting the isolation module 2 and enabling the isolation module 1 to move. The electromagnetic positioning device 23 includes an electromagnet 231 electrically connected to the controller 6 and a support spring 232 fixedly connected to both sides of the electromagnet 231. When the isolation module 2 needs to be locked, the controller 6 controls the electromagnet 231 to be powered off, the electromagnet 231 generates magnetic force to attract the track 1, and the corresponding isolation module 2 is fixed; when the isolating module 2 needs to be unlocked, the controller 6 controls the electromagnet 231 to be electrified, the magnetic force of the electromagnet 231 disappears, and the electromagnet is suspended under the action of the supporting spring 232 to release the fixed relation with the track 1. The outer surface of the shell 21 is also provided with an LED lamp 211, and the LED lamp 211 is electrically connected with the controller 6 and used for prompting traffic conditions.

As shown in fig. 4 and 5, the connecting assembly 3 is installed between two adjacent isolation modules 2, is a power source for isolating the movement of the guardrail main body, and plays a role in connecting the isolation modules 2. The connecting assembly 3 includes two connecting rods 31 for connecting two adjacent isolation modules 2, a micro electric push rod 32 electrically connected to the controller 6, two mounting seats 33 fixedly mounted on two adjacent isolation modules 2, and an intermediate rod 34 disposed between the two connecting rods 31. Each connecting rod 31 is provided with a hinge point to realize the angle adjustment of the corresponding connecting rod 31, so as to adjust the angle between two adjacent isolation modules 2. Two ends of the intermediate rod 34 are respectively and fixedly connected to one ends of the two connecting rods 31 far away from the micro electric push rod 32, the arrangement of the intermediate rod 34 can ensure that one ends of the two connecting rods 31 far away from the micro electric push rod 32 are in a parallel state, and in the specific implementation, in order to reduce the requirement of torque on materials, the length of the parallel part of the connecting rods 31 should be as large as possible under the condition of structure allowance.

The micro electric push rod 32 is fixedly connected with one of the two adjacent isolation modules 2, the output end of the micro electric push rod is hinged with one of the connecting rods 31, and the length of the corresponding connecting rod 31 can be adjusted by controlling the extension and retraction of the micro electric push rod 32. When the micro electric push rod 32 extends or shortens, the two connecting rods 31 correspondingly rotate, the connecting assembly 3 correspondingly deforms, and the position relationship between the two adjacent isolation modules 2 correspondingly changes, so that the isolation modules 2 are movably deformed. Specifically, the connecting rod 31 is fixedly connected with the corresponding isolation module 2 through the mounting seat 33, and one end of the micro electric push rod 32 connected with the isolation module 2 is fixedly connected to the mounting seat 33.

As shown in fig. 6, the control system includes a camera 4 installed on the lamp posts on both sides of the road for collecting road image information, a microcomputer 5 electrically connected to the camera 4 for analyzing the image information collected by the camera 4, and a plurality of controllers 6 connected to the microcomputer 5 in communication, separately disposed in each of the isolation modules 2, for controlling the movement, locking, and unlocking of the corresponding isolation module 2. The camera 4 collects traffic information in real time and sends the traffic information to the microcomputer 5, after the microcomputer 5 receives lane change information sent by the superior system 7, the camera 4 is processed to collect real-time images, after the fact that the lane of the variable lane is empty is confirmed, control instructions are sent to the controllers 6 in the isolation modules 2, and after the controllers 6 receive the control instructions, the electromagnets 231 are controlled to be powered on and off, the stroke of the micro electric push rod 32 is set, the micro electric push rod 32 is driven, and therefore movement or positioning of the isolation modules 2 is achieved.

Specifically, the microcomputer 5 includes an image recognition module, a guardrail control module, and a command receiving module. The image recognition module carries out image recognition through the mode of machine learning and deep learning, on the one hand discerns the guardrail and removes the state, and on the other hand discerns the road vehicle motion condition of guardrail direction of motion, simultaneously, can also predict guardrail and remove the ground safety degree and to the optimization of single-chip microcomputer time in control isolation module 2. The guardrail control program integrates the control program for each isolation module 2, and specifically sends out a program control command to the controller 6 according to the analysis result of the image recognition module. The command receiving module is used for receiving a control instruction of lane changing of an upper-level system 7 of a traffic network.

The invention also discloses a method for arranging tidal lanes by using the movable isolation guardrail system, which comprises the steps of firstly coding the isolation modules 2, setting the isolation module 2 closest to a stop line as A1, coding the modules far away from the stop line as A2 and A3 … An in sequence by taking the distance from the stop line at the intersection as the coding direction, setting the connecting assembly 3 between Ai and Ai +1 as Bi, and setting the controller 6 in Ai as Ci; the camera 4 collects road image information and transmits the road image information to the microcomputer 5 for analysis and processing, when the microcomputer 5 needs to change lanes according to road condition information analysis, the control instruction is wirelessly transmitted to the controller 6 in each isolation module 2, and the controller 6 controls the electromagnet 23 and the micro electric push rod 32 in the corresponding isolation module 2 to act.

The method specifically comprises the following steps:

step one, electrifying electromagnets 231 in even number of isolation modules 2 close to one side of the stop line to enable the isolation modules 2 to be converted from a fixed state to a free state, keeping the isolation modules 2 behind the isolation modules in the fixed state, and setting the number of the isolation modules 2 in the free state as m and the connecting component 3 corresponding to Am as Bm. The number of the isolation modules 2 in the free state is in the following relation with the road width and the telescopic length of the micro electric push rod 32:

wherein m is the number of the isolation modules 2 in the free state, d is the width of the variable lane, L is the length of the corresponding road after the isolation modules 2 in the free state move, α is the included angle between two adjacent isolation modules 2, L is the extension or contraction amount of the micro electric push rod 32, L is the length of the corresponding road₁The distance between the two connecting rods 31 in the connecting component 3; l₂For connecting the two parts in the assembly 3The linear distance between the hinge points of the rods 31; l₃The distance between the hinge point of the connecting rod 31 and the miniature electric push rod 32 and the hinge point on the corresponding connecting rod 31.

And step two, the controller 6 is used for controlling the micro electric push rod 32 in the connecting component 3 corresponding to the first to m/2 th isolation modules 2 to extend, the micro electric push rod 32 in the connecting component 3 corresponding to the (m/2) +1 to m-th isolation modules 2 is shortened, the m isolation modules 2 in the free state are S-shaped after moving, and the first isolation module 2 is tangent to the other side track 1.

And step three, controlling the corresponding electromagnet 231 to be powered off through the controller 6 in the first isolation module 2, and enabling the electromagnet 231 in the first isolation module 2 to generate magnetic force to attract and lock with the track 1 to be fixed.

And step four, unlocking the (m + 1) th isolation module 2 which is still in a fixed state, controlling the miniature electric push rod 32 in the (m + 1) th connecting assembly 3 corresponding to the isolation module to contract through the controller 6, changing the miniature electric push rod 32 corresponding to the (m/2) +1 th isolation module 2 from contracting to extending, changing the length of the miniature electric push rod 32 corresponding to the first isolation module 2 from extending to original length, and at the moment, enabling the second isolation module 2 to be tangent to the track 1 on the other side.

And step five, controlling the corresponding electromagnet 231 to be powered off through the controller 6 in the second isolation module 2, and enabling the electromagnet 231 in the second isolation module 2 to generate magnetic force to attract and lock with the track 1 to be fixed.

And step six, repeating the step four and the step five, and sequentially completing the movement and the fixation of all the isolation modules 2 in the required lane change length.

In conclusion, the movable isolation guardrail disclosed by the invention moves under the driving action of the electric push rod, so that the track is prevented from being embedded in the road surface, and the damage to the road surface is reduced. Meanwhile, a track with an iron sheet is laid on the road surface, an electromagnetic positioning device is arranged in the isolation module, and the isolation module is fixed through the attraction effect of the electromagnet and the iron sheet, so that the stability of the isolation guardrail is improved. Set up coupling assembling between two adjacent isolation module for the isolation barrier can realize curve continuous movement, and the lane transform is more nimble, and the removal orbit accords with vehicle movement track more, and can carry out segment control to the isolation barrier.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.