CN106627671B - A kind of rail traffic construction personnel safety pre-warning system and method - Google Patents
A kind of rail traffic construction personnel safety pre-warning system and method Download PDFInfo
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- CN106627671B CN106627671B CN201610958143.2A CN201610958143A CN106627671B CN 106627671 B CN106627671 B CN 106627671B CN 201610958143 A CN201610958143 A CN 201610958143A CN 106627671 B CN106627671 B CN 106627671B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning, or like safety means along the route or between vehicles or vehicle trains
- B61L23/06—Control, warning, or like safety means along the route or between vehicles or vehicle trains for warning men working on the route
Abstract
The present invention provides a kind of rail traffic construction personnel safety pre-warning system and methods, the system includes the range finder module of real-time detection construction point safe construction range boundary and row vehicle headway in traveling, safe construction range boundary between train in traveling at a distance between distance reach safety distance threshold when to warning module send out alarm evacuation order, and it sends personnel to construction point safety clearance module and goes out the clear message processing module for checking order, the warning module of alarm prompt is sent out according to the alarm evacuation order received and the construction point safety clearance module of situation is withdrawn according to the personnel within the scope of detection safe construction.This method installs ranging and source of early warning respectively in vehicle and construction point, reminds personnel and vehicle distances in real time when vehicle is close.This system and method are in such a way that complete and automatic construction personnel's pre-alarming system is alerted instead of protoplast's work, and prealarming process is accurate, timely and reliable, effectively prevent safety accident caused by neglecting due to personnel.
Description
Technical field
The present invention relates to safety of urban transit to take precautions against field, and in particular to a kind of rail traffic construction personnel is pre- safely
Alert system and method.
Background technology
In urban track traffic, rail traffic construction personnel, generally can profit when constructing in the running track of train
It is constructed with the interval time of operation, that is, skylight operation, meanwhile, in order to ensure the safety of construction period personnel, also be
It prevents the construction time of construction equipment and personnel from influencing vehicle more than skylight operation time and passing through, needs to apply rail traffic
Worker person carries out Train Approaching early warning, and dredges construction personnel and equipment and withdrawn in time by preceding in train.
Currently, carrying out the method for Train Approaching early warning to rail traffic construction personnel as construction point and signaling at stations at the scene
Security protection supervisory staff is equipped in canyon, wherein security protection supervisory staff in signaling at stations room grasps with signalling arrangement
Make personnel's real-time communication by vehicle condition and notify construction point, construction point security protection supervisory staff is responsible for before vehicle passes through
Construction personnel is evacuated, and clears up circuit legacy devices, signaling at stations equipment operator lets pass AT STATION when passing through vehicle, just opens
The security protection supervisory staff of beginning notice section operation, and the vehicle advanced positions shown in moment attention equipment, simultaneously
Vehicle location is notified to Field Force, needs to show by signalling arrangement, signaling at stations operating personnel observation, safety inspection people
The serial links such as member's communication.However, since the process is personnel monitoring, and at present under the conditions of signalling arrangement, vehicle location is only
Display easily causes personnel's wrong report to fail to report and will can not withdraw in time message transmission asking to each construction personnel to section
Topic, even results in accident.
Invention content
For the defects in the prior art, a kind of rail traffic construction personnel safety pre-warning system of present invention offer and side
Method, in such a way that complete and automatic construction personnel's pre-alarming system is alerted instead of protoplast's work, and prealarming process it is accurate, in time and
Reliably, safety accident caused by neglecting due to personnel is effectively prevented.
In order to solve the above technical problems, the present invention provides following technical scheme：
On the one hand, the present invention provides a kind of rail traffic construction personnel safety pre-warning systems, including：Information processing mould
Block, and range finder module, construction point safety clearance module and the warning module with message processing module communication connection respectively；
The range finder module, between train in the boundary of the safe construction range of detection construction point in real time and traveling
Distance, and by the boundary of the safe construction range between train in traveling at a distance from be sent in real time described information handle mould
Block；
Described information processing module, the distance value for being sent in the range finder module received are equal to safe distance threshold
When value, alarm evacuation order is sent out to the warning module, while sending personnel to the construction point safety clearance module and going out clearly
Check order；
The warning module, for sending out alarm prompt according to the alarm evacuation order received, to inform construction
Personnel withdraw from construction point；
The construction point safety clearance module is ordered for going out clear check according to the personnel received, described in detection
Personnel within the scope of safe construction withdraw situation and testing result are sent to message processing module in real time.
Further, the range finder module includes：It is arranged on the direction to the car side of the safe construction range of the construction point
Construction point distance measuring unit at boundary and the vehicle odometry unit being arranged on the headstock that This train is bound for XXX；
The construction point distance measuring unit is used to carry out time synchronization with the vehicle odometry unit and to the vehicle odometry
When unit sends the arrival of the transmitted in both directions between broadcast request, and the acquisition vehicle odometry unit and construction point distance measuring unit
Between it is poor, and at a distance from determining the vehicle odometry unit between construction point distance measuring unit according to the reaching time-difference；
The vehicle odometry unit is used to carry out time synchronization with the construction point distance measuring unit, and to the construction point
Distance measuring unit sends broadcast return information.
Further, the construction point distance measuring unit includes：Time synchronizing signal transmission sub-unit, broadcast request send son
Unit and apart from determination subelement；
The time synchronizing signal transmission sub-unit is used for the vehicle odometry unit sending time synchronizing signal；
The broadcast request transmission sub-unit is used to reply receiving the time synchronization that the vehicle odometry unit beams back
After signal, broadcast request is sent to the vehicle odometry unit；
It is described to be used for after receiving the broadcast return information that the vehicle odometry unit is beamed back apart from determination subelement, root
According to the reaching time-difference of the transmitted in both directions between the vehicle odometry unit and construction point distance measuring unit, the vehicle odometry list is obtained
Member between construction point distance measuring unit at a distance from.
Further, the vehicle odometry unit includes：Time synchronization return signal transmission sub-unit and broadcast back to letter in reply
Cease transmission sub-unit；
The time synchronization return signal transmission sub-unit is used for according to the time synchronizing signal that receives, to described
Construction point distance measuring unit sends the time synchronization return signal；
The broadcast return information transmission sub-unit is used for according to the broadcast request is received, to the construction point ranging
Unit sends the broadcast return information.
Further, described information processing module includes：Range information receiving unit and command sending unit；
The safe construction range that the range information receiving unit is sent for range finder module described in real-time reception
Direction to the car boundary is at a distance from traveling between train；
The command sending unit is used in the direction to the car boundary of the safe construction range and traveling between train
Distance between distance when reaching safety distance threshold, send out alarm evacuation order to the warning module, while applying to described
Work point safety clearance module sends personnel and goes out clear inspection order.
Further, the construction point safety clearance module includes：The multiple personnel's ranging lists communicated to connect between each other
Member and wireless distance finding unit；
Each personnel's distance measuring unit is separately positioned on whole construction personnel of the safe construction range；
Each wireless distance finding unit is separately positioned on each boundary of the safe construction range so that each described wireless
The detection range of distance measuring unit composition is overlapped with the safe construction range；
The wireless distance finding unit is used to go out clear check according to the personnel received and order, and positions the safe construction
Whole personnel's distance measuring unit in range, and whether the construction personnel within the scope of safe construction described in real-time judge all removes
From；
If the construction personnel of the safe construction range does not withdraw all, the wireless distance finding unit is at described information
Reason module sends personnel and does not withdraw information so that described information processing module is not withdrawn information according to the personnel and continued to described
Warning module sends out alarm evacuation order；
If the construction personnel of the safe construction range all withdraws, the wireless distance finding unit is handled to described information
Module sends personnel and successfully withdraws information so that described information processing module is successfully withdrawn information according to the personnel and stopped to institute
It states warning module and sends out alarm evacuation order.
Further, the warning module includes：Multiple personnel's Alarm Units and whole audience Alarm Unit；
Each personnel's Alarm Unit is separately positioned on each construction personnel within the scope of the safe construction, and institute
Personnel's Alarm Unit is stated for sending out vibrations alarm prompt according to the alarm evacuation order that receives；
Each whole audience Alarm Unit is separately positioned on each boundary of the safe construction range, and the whole audience alerts
Unit is used to send out sound-light alarm prompt according to the alarm evacuation order received, so that construction personnel withdraws construction
Point.
Further, personnel's distance measuring unit is co-located on same equipment body with personnel's Alarm Unit
In, and the equipment body is worn on the construction personnel.On the other hand, the present invention also provides a kind of rail traffics
Construction personnel's safe early warning method, including：
The direction to the car boundary of the safe construction range of detection construction point is at a distance from traveling between train in real time；
Reach safe distance threshold at a distance from traveling between train in the direction to the car boundary of the safe construction range
When value, sends out alarm evacuation order to the construction point and personnel go out clear check and order；
Alarm prompt is sent out according to the alarm evacuation order received so that construction personnel withdraws construction point；
And go out clear check according to the personnel and the personnel within the scope of the detection safe construction is ordered to withdraw situation, and
Judge whether to continue to send out alarm prompt according to testing result.
Further, the direction to the car boundary of the safe construction range of the construction point is at a distance from traveling between train
Acquisition process include：
To two of the direction to the car boundary of the train and the safe construction range that are separately positioned on direction to the car
Distance measuring unit carries out time synchronization；The safe construction range of train and the construction point is obtained according to the result of the time synchronization
Direction to the car boundary between transmitted in both directions reaching time-difference；
The direction to the car boundary of train and the safe construction range of the construction point is determined according to the reaching time-difference
Between distance.
As shown from the above technical solution, a kind of rail traffic construction personnel safety pre-warning system of the present invention and side
Method, by detecting the range finder module of row vehicle headway in construction point safe construction range boundary and traveling in real time, in safe construction
The boundary of range between train in traveling at a distance between distance send out alarm to warning module when reaching safety distance threshold
Evacuation order, and go out the clear message processing module for checking order, according to detection peace to construction point safety clearance module transmission personnel
Personnel in full boundary of works area withdraw the construction point safety clearance module of situation and are sent out according to the alarm evacuation order received
The setting of the warning module of alarm prompt；Using complete and automatic construction personnel's pre-alarming system instead of protoplast's work alarm side
Formula, and prealarming process is accurate, timely and reliable, effectively prevents safety accident caused by neglecting due to personnel, and then ensure
Rail traffic stable and reliable operation.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of rail traffic construction personnel safety pre-warning system in the embodiment of the present invention one；
Fig. 2 is the structural schematic diagram of the range finder module 20 in the early warning system in the embodiment of the present invention two；
Fig. 3 is the structural schematic diagram of the message processing module 10 in the early warning system in the embodiment of the present invention three；
Fig. 4 is the structural schematic diagram of the construction point safety clearance module 30 in the early warning system in the embodiment of the present invention four；
Fig. 5 is the structural schematic diagram of the warning module 40 in the early warning system in the embodiment of the present invention five；
Fig. 6 is the structural schematic diagram of the early warning system in the concrete application example of the present invention；
Fig. 7 is that distance obtains between the vehicle odometry unit 22 in the concrete application example of the present invention and construction point distance measuring unit 21
Logical schematic；
Fig. 8 is a kind of flow diagram of rail traffic construction personnel safe early warning method of the present invention.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical solution in the embodiment of the present invention carries out clear, complete description, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
The embodiment of the present invention one provides a kind of rail traffic construction personnel safety pre-warning system.Referring to Fig. 1, the early warning system
System specifically includes following content：
Message processing module 10, and pacify respectively with the range finder module 20 of the communication connection of message processing module 10, construction point
Full limit module 30 and warning module 40.
Range finder module 20 is arranged for detecting the direction to the car boundary of safe construction range of construction point in real time with traveling
The distance in workshop, and the direction to the car boundary of safe construction range is sent to information in real time at a distance from traveling between train
Processing module 10.
In this module, range finder module 20 in real time detection construction point safe construction range direction to the car boundary with to
The distance between the train of construction point traveling, and with the direction to the car by safe construction range of regular hour regular periodicity
Boundary is sent to message processing module 10 in real time at a distance from traveling between train, wherein the sending cycle of information is according to reality
Border situation is set as fixed value, such as 2 seconds/time, can also preset a time rule according to the distance of distance, such as in safety
When the direction to the car boundary of boundary of works area is more than 1km at a distance from traveling between train, every 3 seconds to message processing module 10
A distance value is sent, when distance is less than 1km, a distance value was sent to message processing module 10 every 1 second.
Message processing module 10, the distance value for being sent in the range finder module 20 received are equal to safe distance threshold
When value, alarm evacuation order is sent out to warning module 40, while going out clear inspection to 30 transmission personnel of construction point safety clearance module
Order.
In this module, safe construction range that message processing module 10 is sent in the range finder module 20 that receives
When direction to the car boundary reaches safety distance threshold at a distance from traveling between train, message processing module 10 is to warning module
40 send out alarm evacuation order, while message processing module 10 goes out clear check to 30 transmission personnel of construction point safety clearance module and orders
It enables；Wherein, safety distance threshold is according to the preset enough construction personnel of actual conditions withdraw, equipment is withdrawn and reaction time etc.
Temporal summation.
Construction point safety clearance module 30 orders for going out clear check according to the personnel received, detects safe construction model
Personnel in enclosing withdraw situation.
In this module, construction point safety clearance module 30 goes out according to the personnel that the message processing module 10 received is sent
Clear to check order, the personnel detected within the scope of safe construction withdraw situation, and testing result is sent to information processing mould in real time
Block 10 so that message processing module 10 can judge whether to continue to send to alert to warning module 40 to withdraw life according to testing result
It enables.
Warning module 40, for sending out alarm prompt according to the alarm evacuation order that receives, with inform construction personnel from
Construction point is withdrawn.
In this module, warning module 40 sends out alarm according to the alarm evacuation order that message processing module 10 is sent and carries
Show, to inform that construction personnel withdraws from construction point.
As can be seen from the above description, the embodiment of the present invention is realized in vehicle approach construction point, reminds personnel and vehicle in real time
Distance, avoids linking up and failing to report repeatedly；Vehicle can be accurately positioned at a distance from construction point, the personnel of accurately controlling withdraw in advance
Amount；And after sending out early warning, check whether personnel empty in limit；Effectively prevent safety caused by neglecting due to personnel
Accident.
Second embodiment of the present invention provides a kind of specific embodiments of the range finder module 20 in above-mentioned early warning system.Referring to figure
2, which specifically includes following content：
Be arranged the direction to the car boundary of the safe construction range of the construction point construction point distance measuring unit 21 and set
Set the vehicle odometry unit 22 on the headstock that This train is bound for XXX.
After construction point distance measuring unit 21 carries out time synchronization with vehicle odometry unit 22, obtain and construction point distance measuring unit 21
Between transmitted in both directions reaching time-difference, and vehicle odometry unit 22 and construction point distance measuring unit 21 are determined according to reaching time-difference
Between distance；Wherein, further include in construction point distance measuring unit 21：Time synchronizing signal transmission sub-unit 211, broadcast request are sent
Subelement 212 and apart from determination subelement 213.
Time synchronizing signal transmission sub-unit 211 is used for 22 sending time synchronizing signal of vehicle odometry unit.
Broadcast request transmission sub-unit 212 is used in the time synchronization return signal for receiving vehicle odometry unit 22 and beaming back
Afterwards, broadcast request is sent to vehicle odometry unit 22.
It is used for after receiving the broadcast return information that vehicle odometry unit 22 is beamed back apart from determination subelement 213, according to
With the reaching time-difference of the transmitted in both directions of vehicle odometry unit 22, obtain at a distance between vehicle odometry unit 22.
After vehicle odometry unit 22 is used to carry out time synchronization with construction point distance measuring unit 21, to construction point distance measuring unit 21
Send broadcast return information；Wherein, vehicle odometry unit 22 includes：Time synchronization return signal transmission sub-unit 221 and wide
Broadcast return information transmission sub-unit 222.
Time synchronization return signal transmission sub-unit 221 is used for according to time synchronizing signal is received, to construction point ranging
21 sending time of unit synchronizes return signal；
The broadcast request that broadcast return information transmission sub-unit 222 is received for basis, to construction point distance measuring unit 21
Send broadcast return information.
In range finder module 20, vehicle odometry unit 22 is mounted on headstock, by measuring and construction point range finder module
The reaching time-difference of transmitted in both directions, construction point distance measuring unit 21 send out time synchronization and receive the reply of vehicle odometry unit 22,
Broadcast singal is sent out with rear vehicle, and construction point distance measuring unit 21 carries out arrival time comparison after receiving, and then measures and vehicle
Distance.CSS (linear frequency modulation spread spectrum) wireless distance findings mode may be used wherein in vehicle odometry unit 22, true according to the time difference
During set a distance, the speed of train is sent to construction point distance measuring unit 21, construction point ranging list by vehicle odometry unit 22
Member 21 according to the real-time speed of train and time difference received, be calculated construction point distance measuring unit 21 and train head (
The distance between it is exactly vehicle odometry unit 22).
As can be seen from the above description, the embodiment of the present invention it is accurate and timely obtain between the train in traveling and construction point away from
From, and can the distance be sent to message processing module 10 in time so that subsequently the alarm of construction personnel is played accurately
Base support effect so that construction personnel and equipment are withdrawn in time, and ensure that the trouble-free operation of train.
The embodiment of the present invention three provides a kind of specific embodiment of the message processing module 10 in above-mentioned early warning system.Ginseng
See Fig. 3, which specifically includes following content：
Range information receiving unit 11 and command sending unit 12.
The direction to the car for the safe construction range that range information receiving unit 11 is sent for real-time reception range finder module 20
Boundary is at a distance from traveling between train.
Command sending unit 12 is used for the direction to the car boundary in safe construction range at a distance from traveling between train
Between distance when reaching safety distance threshold, send out alarm evacuation order to warning module 40, while to construction point safety clearance
30 transmission personnel of module, which go out clear check, to be ordered.
As can be seen from the above description, the message processing module 10 in the embodiment of the present invention, which realizes, no longer continues to use traditional safety
Supervisory practice is protected, security protection supervisory staff need not be disposed AT STATION, safe early warning is simplified and assign flow, reduce ditch
Logical cost, vehicle are independently sent close to information, and construction point independently receives, and avoid safety accident caused by personnel's carelessness.
The embodiment of the present invention four provides a kind of specific reality of the construction point safety clearance module 30 in above-mentioned early warning system
Apply example.Referring to Fig. 4, which specifically includes following content：
The multiple personnel's distance measuring units 31 and wireless distance finding unit 32 communicated to connect between each other；
Everyone's distance measuring unit 31 is separately positioned on whole construction personnel of safe construction range；
Each wireless distance finding unit 32 is separately positioned on each boundary of safe construction range so that each wireless distance finding unit 32
The detection range of composition is overlapped with safe construction range；
Wireless distance finding unit 32 is used to go out clear check according to the personnel received and order, complete in positioning security boundary of works area
Portion's personnel's distance measuring unit 31, and whether the construction personnel within the scope of real-time judge safe construction all withdraws.
If the construction personnel within the scope of the safe construction does not withdraw all, the wireless distance finding unit 32 is to the letter
Breath 10 transmission personnel of processing module do not withdraw information so that described information processing module 10 according to the personnel do not withdraw information after
Continue to the warning module 40 and sends out alarm evacuation order.
If the construction personnel within the scope of the safe construction all withdraws, the wireless distance finding unit 32 is to described information
10 transmission personnel of processing module successfully withdraw information so that described information processing module 10 successfully withdraws information according to the personnel
Stop sending out alarm evacuation order to the warning module 40.
The embodiment of the present invention five provides a kind of specific embodiment of the warning module 40 in above-mentioned early warning system.Referring to figure
5, which specifically includes following content：
Multiple personnel's Alarm Units 41 and whole audience Alarm Unit 42；
Everyone's Alarm Unit 41 is separately positioned on each construction personnel within the scope of safe construction, and personnel alert
Unit 41 is used to send out vibrations alarm prompt according to the alarm evacuation order received.
Each whole audience Alarm Unit 42 is separately positioned on each boundary of safe construction range, and whole audience Alarm Unit 42 is used for
Sound-light alarm prompt is sent out according to the alarm evacuation order received, so that construction personnel withdraws construction point, wherein a people
Member's distance measuring unit 31 is co-located on personnel's Alarm Unit 41 in same equipment body, and the equipment body is worn on and is applied
With worker person.
As can be seen from the above description, the embodiment of the present invention is avoided using two kinds of alarm modes due to single alert mode failure
Caused by warning information the problem of can not assigning, accused instead of protoplast's work using complete and automatic construction personnel's pre-alarming system
Police's formula, and prealarming process is accurate, timely and reliable, effectively prevents safety accident caused by neglecting due to personnel, in turn
It ensure that the stable and reliable operation of rail traffic.
It is described in detail for the method to the present invention more further, this law is bright to provide a kind of rail traffic construction personnel
The concrete application example of safety pre-warning system.Detailed process is as follows：
1. equipment forms：
Vehicle odometry unit 22, construction point distance measuring unit 21, construction point safety clearance module 30, warning module 40, information
Processing module 10, and equipment framework is referring to Fig. 6.
2. each functions of modules：
(1) vehicle odometry unit 22：
Vehicle odometry unit 22 is mounted on headstock, is used to receive the time synchronization letter that construction point distance measuring unit 21 is sent out
Number and turnaround time synchronizing signal；Meanwhile it receiving broadcast singal that construction point distance measuring unit 21 is sent out and replying broadcast singal.It applies
Work point distance measuring unit 21 sends out time synchronization and receives the reply of vehicle odometry unit 22, sends out broadcast singal with rear vehicle, applies
Work point distance measuring unit 21 carries out arrival time comparison after receiving, and then measures at a distance from vehicle.Vehicle odometry unit 22 can
In a manner of using CSS (linear frequency modulation spread spectrum) wireless distance finding.
(2) construction point distance measuring unit 21：
Construction point distance measuring unit 21 is located at the edge of the direction to the car of construction point, also uses CSS wireless distance finding modes,
It receives time synchronization that vehicle sends out, broadcast singal and reply, carry out arrival time comparison, measure at a distance from vehicle.
Distance measuring method therein is referring to Fig. 7：Construction point distance measuring unit 21 sends out time synchronization information, vehicle odometry list first
Member 22 receives the backward construction point distance measuring unit 21 turnaround time synchronizing information of time synchronization information, to construction point ranging list
Time synchronization between member 21 and vehicle odometry unit 22.Later, construction point distance measuring unit 21 is sent to vehicle odometry unit 22 again
Broadcast message, vehicle odometry unit 22 return to broadcast message to construction point distance measuring unit 21, root according to the broadcast message received
Broadcast message is received according to construction point distance measuring unit 21 and vehicle odometry unit 22 and is broadcasted the time difference of return information, and according to
Vehicle odometry unit 22 is sent to the speed of the train of construction point distance measuring unit 21, and construction point distance measuring unit 21 and vehicle is calculated
Between distance measuring unit 22 (namely the boundary of the headstock of the direction to the car of train and the direction to the car of safe construction range it
Between) distance.
(3) construction point safety clearance module 30：
Construction point safety clearance module 30 is included in four CSS wireless distance finding modules of the periphery setting of construction area, profit
With 4 CSS wireless distance finding module composition rectangle measured zones, the personnel in localization region by way of three-point fix.Personnel take
The warning module 40 of band includes CSS distance measurement functions, and personnel's distance within the scope of 30 measured zone of construction point safety clearance module passes through
Whether three-point fix inspection personnel is in bounds.When vehicle arrival need to withdraw apart from when, message processing module 10 is sent out out
It is clear to check request, construction point safety clearance module 30 check whether personnel go out clearly in bounds.
(4) warning module 40：
Warning module 40 includes two kinds, and one kind is placed in beside construction area, and construction personnel is prompted by sound-light alarm, and one
Kind is carried by construction personnel, passes through vibration prompt construction personnel.Warning module 40 receives what message processing module 10 transmitted
Early warning is withdrawn when vehicle reaches close to early warning value by sound-light alarm, vibration prompt personnel.Use two kinds of warning modules 40
Purpose be to prevent single module failure from causing warning information that can not assign.
(5) message processing module 10：
The ranging information that construction point distance measuring unit 21 transmits, including uplink and downlink train are received and handled, is connect reaching vehicle
After nearly threshold value of warning, personnel are issued by warning module 40 and withdraw early warning, then by safety clearance module check personnel whether
Go out clearly, early warning is persistently carried out if not going out clearly.
In this specific example, distance is calculated by reaching time-difference between vehicle and construction point；Construction point safety clearance is logical
Cross personnel in TDOA hyperbolic fix limits；Warning module 40 receives safety clearance scanning early warning and vehicle close to early warning simultaneously.
As can be seen from the above description, this specific example has the advantages that：
1. device configuration is flexible：
Equipment can quickly be arranged in construction point, build safety clearance.
Construction personnel carries warning module 40, you can receives vehicle close to early warning and the clear early warning of bound.
Circuit and vehicle install vehicle odometry unit 22 and construction point distance measuring unit 21 respectively, can be to owning in traffic coverage
Construction point is carried out close to early warning.
2. not needing station placement security protection supervisory staff：
Traditional security protection supervisory practice is not continued to use, therefore need not dispose security protection supervisory staff AT STATION, letter
Safe early warning is changed and has assigned flow, reduced communication cost, vehicle is independently sent close to information, and construction point independently receives, and avoids
Safety accident caused by personnel's carelessness.
3. vehicle is flexible close to early warning and application commander：
Suitable for common railway, high-speed railway, the working scenes such as urban track traffic.
Vehicle close to during, autonomous to send close to information, approach setting independently receives information and handles.
Further, the present invention also provides a kind of rail traffic construction personnel safe early warning methods should referring to Fig. 8
Method for early warning specifically comprises the following steps：
Step 100：In detecting the direction to the car boundary of the safe construction range of construction point in real time and travelling between train
Distance.
Step 200：The direction to the car boundary of safe construction range reach at a distance from traveling between train safety away from
When from threshold value, sends out alarm evacuation order to construction point and personnel go out clear check and order.
Step 300：Alarm prompt is sent out according to the alarm evacuation order received so that construction personnel withdraws construction
Point.
Step 400：Going out clear check according to the personnel orders the personnel within the scope of the detection safe construction to withdraw situation,
And judge whether to continue to send out alarm prompt according to testing result.
Wherein, acquisition of the direction to the car boundary of the safe construction range of construction point at a distance from traveling between train
Journey includes：
To two of the direction to the car boundary of the train and the safe construction range that are separately positioned on direction to the car
Distance measuring unit carries out time synchronization；Obtained according to the result of the time synchronization safe construction range of train and construction point come
The reaching time-difference of transmitted in both directions between the boundary of vehicle direction, and determine according to reaching time-difference the safety of train and construction point
Distance between the boundary of boundary of works area.
As can be seen from the above description, the embodiment of the present invention is realized in vehicle approach construction point, reminds personnel and vehicle in real time
Distance, avoids linking up and failing to report repeatedly；Vehicle can be accurately positioned at a distance from construction point, the personnel of accurately controlling withdraw in advance
Amount；And after sending out early warning, check whether personnel empty in limit；Effectively prevent safety caused by neglecting due to personnel
Accident.
Above example is only used to illustrate the technical scheme of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features；And these are changed or replace
It changes, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of rail traffic construction personnel safety pre-warning system, which is characterized in that including：Message processing module, and respectively
With range finder module, construction point safety clearance module and the warning module of message processing module communication connection；
The range finder module, the direction to the car boundary and train in traveling of the safe construction range for detecting construction point in real time
Between distance, and the direction to the car boundary of the safe construction range is sent to institute in real time at a distance from traveling between train
State message processing module；
Described information processing module, the distance value for being sent in the range finder module received are equal to safety distance threshold
When, alarm evacuation order is sent out to the warning module, while sending personnel to the construction point safety clearance module and going out clear inspection
Look into order；
The warning module, for sending out alarm prompt according to the alarm evacuation order received, to inform construction personnel
It is withdrawn from construction point；
The construction point safety clearance module orders for going out clear check according to the personnel received, detects the safety
Personnel in boundary of works area withdraw situation and testing result are sent to message processing module in real time；
The construction point safety clearance module includes：The multiple personnel's distance measuring units and wireless distance finding list communicated to connect between each other
Member；
Each personnel's distance measuring unit is separately positioned on each construction personnel within the scope of the safe construction；
Each wireless distance finding unit is separately positioned on each boundary of the safe construction range so that each wireless distance finding
The detection range of unit composition is overlapped with the safe construction range；
The wireless distance finding unit is used to go out clear check according to the personnel received and order, and positions the safe construction range
Interior whole personnel's distance measuring unit, and whether the construction personnel within the scope of safe construction described in real-time judge all withdraws；
If the construction personnel within the scope of the safe construction does not withdraw all, the wireless distance finding unit is handled to described information
Module sends personnel and does not withdraw information so that described information processing module is not withdrawn information according to the personnel and continued to described pre-
Alert module sends out alarm evacuation order.
2. system according to claim 1, which is characterized in that the range finder module includes：It is arranged in the construction point
The construction point distance measuring unit of the direction to the car boundary of safe construction range and the vehicle being arranged on the headstock that This train is bound for XXX
Distance measuring unit；
The construction point distance measuring unit is used to carry out time synchronization with the vehicle odometry unit and to the vehicle odometry unit
Broadcast request is sent, and obtains the arrival time of the transmitted in both directions between the vehicle odometry unit and construction point distance measuring unit
Difference, and at a distance from determining the vehicle odometry unit between construction point distance measuring unit according to the reaching time-difference；
The vehicle odometry unit is used to carry out time synchronization with the construction point distance measuring unit, and to the construction point ranging
Unit sends broadcast return information.
3. system according to claim 2, which is characterized in that the construction point distance measuring unit includes：Time synchronizing signal
Transmission sub-unit, broadcast request transmission sub-unit and apart from determination subelement；
The time synchronizing signal transmission sub-unit is used for the vehicle odometry unit sending time synchronizing signal；
The broadcast request transmission sub-unit is used in the time synchronization return signal for receiving the vehicle odometry unit and beaming back
Afterwards, broadcast request is sent to the vehicle odometry unit；
It is described to be used for after receiving the broadcast return information that the vehicle odometry unit is beamed back apart from determination subelement, according to institute
The reaching time-difference for stating the transmitted in both directions between vehicle odometry unit and construction point distance measuring unit, obtain the vehicle odometry unit with
Distance between construction point distance measuring unit.
4. system according to claim 3, which is characterized in that the vehicle odometry unit includes：Time synchronization replys letter
Number transmission sub-unit and broadcast return information transmission sub-unit；
The time synchronization return signal transmission sub-unit is used for according to the time synchronizing signal received, to the construction
Point distance measuring unit sends the time synchronization return signal；
The broadcast return information transmission sub-unit is used for according to the broadcast request is received, to the construction point distance measuring unit
Send the broadcast return information.
5. system according to claim 1, which is characterized in that described information processing module includes：Range information receives single
Member and command sending unit；
The safe construction range that the range information receiving unit is sent for range finder module described in real-time reception carrys out vehicle
Direction boundary is at a distance from traveling between train；
The command sending unit be used in the direction to the car boundary of the safe construction range and traveling between train away from
When from reaching safety distance threshold, alarm evacuation order is sent out to the warning module, while to the construction point safety clearance
Module sends personnel and goes out clear inspection order.
6. system according to claim 1, which is characterized in that
If the construction personnel within the scope of the safe construction all withdraws, the wireless distance finding unit handles mould to described information
Block sends personnel and successfully withdraws information so that described information processing module is successfully withdrawn information according to the personnel and stopped to described
Warning module sends out alarm evacuation order.
7. system according to claim 6, which is characterized in that the warning module includes：Multiple personnel's Alarm Units and
Whole audience Alarm Unit；
Each personnel's Alarm Unit is separately positioned on each construction personnel within the scope of the safe construction, and the people
Member's Alarm Unit is used to send out vibrations alarm prompt according to the alarm evacuation order received；
Each whole audience Alarm Unit is separately positioned on each boundary of the safe construction range, and the whole audience Alarm Unit
For sending out sound-light alarm prompt according to the alarm evacuation order received, so that construction personnel withdraws construction point.
8. system according to claim 7, which is characterized in that personnel's distance measuring unit is alerted with a personnel
Unit is co-located in same equipment body, and the equipment body is worn on the construction personnel.
9. a kind of rail traffic construction personnel safe early warning method, which is characterized in that including：
The direction to the car boundary of the safe construction range of detection construction point is at a distance from traveling between train in real time；
When the direction to the car boundary of the safe construction range reaches safety distance threshold at a distance from traveling between train,
Alarm evacuation order is sent out to the construction point and personnel go out clear check and order；
Alarm prompt is sent out according to the alarm evacuation order received so that construction personnel withdraws construction point；
And go out clear check within the scope of the order detection safe construction according to the personnel using construction point safety clearance module
Personnel withdraw situation；
Judge whether to continue to send out alarm prompt according to testing result；
The construction point safety clearance module includes：The multiple personnel's distance measuring units and wireless distance finding list communicated to connect between each other
Member；
Each personnel's distance measuring unit is separately positioned on each construction personnel within the scope of the safe construction；
Each wireless distance finding unit is separately positioned on each boundary of the safe construction range so that each wireless distance finding
The detection range of unit composition is overlapped with the safe construction range；
The wireless distance finding unit is used to go out clear check according to the personnel received and order, and positions the safe construction range
Interior whole personnel's distance measuring unit, and whether the construction personnel within the scope of safe construction described in real-time judge all withdraws；
If the construction personnel within the scope of the safe construction does not withdraw all, the wireless distance finding unit sends personnel and does not withdraw
Information；
The personnel sent according to the wireless distance finding unit do not withdraw delivering and alert evacuation order.
10. according to the method described in claim 9, it is characterized in that, the direction to the car of the safe construction range of the construction point
Acquisition process of the boundary at a distance from traveling between train include：
Two rangings to the train and the direction to the car boundary of the safe construction range that are separately positioned on direction to the car
Unit carries out time synchronization；
The direction to the car boundary of train and the safe construction range of the construction point is obtained according to the result of the time synchronization
Between transmitted in both directions reaching time-difference；
Between the direction to the car boundary for determining the safe construction range of train and the construction point according to the reaching time-difference
Distance.
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| CN110871826B (en) * | 2018-09-04 | 2021-08-10 | 比亚迪股份有限公司 | Train positioning control system and method |
| CN109561388B (en) * | 2018-12-20 | 2020-10-27 | 交控科技股份有限公司 | Station personnel protection alarm processing method and device |
| CN109741631A (en) * | 2019-02-01 | 2019-05-10 | 南京沃旭通讯科技有限公司 | A kind of relative position detection device and its working method |
| CN110654423A (en) * | 2019-10-17 | 2020-01-07 | 中铁第五勘察设计院集团有限公司 | Railway operation safety early warning method, equipment and system and GNSS receiver |
| CN110654424A (en) * | 2019-10-17 | 2020-01-07 | 中铁第五勘察设计院集团有限公司 | Wearable intelligent terminal for railway operation and safety early warning system |
| CN110654425A (en) * | 2019-10-17 | 2020-01-07 | 中铁第五勘察设计院集团有限公司 | Railway operation mobile intelligent terminal and safety early warning system |
| CN112459143A (en) * | 2020-12-09 | 2021-03-09 | 中煤浙江勘测设计有限公司 | Construction site safety scheduling method, system and device after foundation pit risk monitoring |
| CN114333353B (en) * | 2021-12-11 | 2023-09-08 | 深圳市雄鹰环境产业有限公司 | Intelligent sanitation management method, system, terminal and storage medium based on Internet of things |
| CN114495421B (en) * | 2021-12-30 | 2022-09-06 | 山东奥邦交通设施工程有限公司 | Intelligent open type road construction operation monitoring and early warning method and system |
| CN116834803A (en) * | 2023-07-22 | 2023-10-03 | 杭州雷艺电器工程有限公司 | Solar train approach warning system, module, method and storage medium |
| CN117261967A (en) * | 2023-09-19 | 2023-12-22 | 广州博湖安全科技有限公司 | Train approach alarm system |
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| JP3198872B2 (en) * | 1995-05-12 | 2001-08-13 | 三菱電機株式会社 | Train approach warning device |
| JP4232015B2 (en) * | 2003-07-24 | 2009-03-04 | 西日本旅客鉄道株式会社 | Train approach warning system |
| JP2006188151A (en) * | 2005-01-06 | 2006-07-20 | Daitetsu Kogyo Kk | Train approach alarming system |
| KR100998221B1 (en) * | 2008-12-22 | 2010-12-03 | 한국철도기술연구원 | Portable warning system of train approach |
| KR101255556B1 (en) * | 2009-09-22 | 2013-04-17 | 한국전자통신연구원 | Apparatus and Method for notifying a train approach |
| CN104029697B (en) * | 2014-03-28 | 2016-10-05 | 杭州地方铁路开发有限公司 | Construction of railways joint control acousto-optic precaution device |
| CN104210513B (en) * | 2014-04-03 | 2016-06-01 | 河南思维自动化设备股份有限公司 | Train is close to distant early warning method and system thereof |
| NL2014693B1 (en) * | 2015-04-22 | 2017-01-18 | Dual Inventive Holding B V | A train monitoring system for monitoring at least a portion of a rail track for rail track workers, as well as a train detection unit, signaling unit, network router and safety helmet for such a train monitoring system. |
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