CN115243245A - Locomotive positioning, tracking and emergency communication system for long tunnel personnel under difficult conditions - Google Patents

Locomotive positioning, tracking and emergency communication system for long tunnel personnel under difficult conditions Download PDF

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Publication number
CN115243245A
CN115243245A CN202210708074.5A CN202210708074A CN115243245A CN 115243245 A CN115243245 A CN 115243245A CN 202210708074 A CN202210708074 A CN 202210708074A CN 115243245 A CN115243245 A CN 115243245A
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China
Prior art keywords
communication
tunnel
locomotive
zigbee
terminal
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Pending
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CN202210708074.5A
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Chinese (zh)
Inventor
姚素峰
王文忠
周建辉
郭红涛
沈育斌
衣志成
李凤翔
李佳儒
陆树新
张文彬
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Beijing Maggroup Technology Co ltd
Third Engineering Co Ltd of China Railway 11th Bureau Group Co Ltd
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Beijing Maggroup Technology Co ltd
Third Engineering Co Ltd of China Railway 11th Bureau Group Co Ltd
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Application filed by Beijing Maggroup Technology Co ltd, Third Engineering Co Ltd of China Railway 11th Bureau Group Co Ltd filed Critical Beijing Maggroup Technology Co ltd
Priority to CN202210708074.5A priority Critical patent/CN115243245A/en
Publication of CN115243245A publication Critical patent/CN115243245A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/90—Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/029—Location-based management or tracking services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Management (AREA)
  • Environmental & Geological Engineering (AREA)
  • Public Health (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses a locomotive positioning, tracking and emergency communication system for long-tunnel personnel under difficult conditions, and particularly relates to the technical field of locomotive positioning, tracking and emergency communication in tunnels. The invention can automatically convert 3G/4G communication into in-tunnel Zigbee communication when a locomotive enters a tunnel, realizes the effects of positioning, data transmission, communication, warning and the like of the locomotive through the RFID positioning label, the communication node equipment and the communication gateway equipment in the tunnel, lays a foundation for the positioning of the locomotive and personnel in the tunnel, and further solves the practical difficulties of no electricity, no signal and no satellite in the long tunnel at present.

Description

Locomotive positioning, tracking and emergency communication system for long tunnel personnel under difficult conditions
Technical Field
The invention relates to the technical field of locomotive positioning tracking and emergency communication in tunnels, in particular to a locomotive positioning tracking and emergency communication system for long-tunnel personnel under difficult conditions.
Background
In the later stage of tunnel construction, namely, the on-line construction stage is a special period for a railway tunnel, the construction conditions are difficult, and because the illumination power supply in the early stage of civil construction is removed, a stable and available power supply does not exist during the construction of various procedures such as later stage track laying, four-power installation, joint debugging joint test, dynamic inspection and the like, mobile phone signals in a long tunnel cannot reach, and positioning satellite signals such as Beidou and GPS are not available, so that 'no power, no signal and no satellite' become a serious and common phenomenon in the later stage of railway tunnel construction;
for a construction management unit, once a locomotive and personnel enter a long tunnel, the locomotive and the personnel are equal to enter a blind area, the construction progress cannot be known in time, the construction safety cannot be confirmed, once a dangerous situation occurs, the personnel inside and outside the tunnel cannot be contacted at the first time, the long tunnel becomes a management 'blind area', the difficulty is overcome through a technical system, the problems of positioning tracking, proximity alarm and emergency communication of the locomotive and the personnel in the tunnel are solved, and the management 'blind area' is changed into a visible, controllable and manageable safety zone.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above defects in the prior art, embodiments of the present invention provide a long tunnel personnel and locomotive positioning tracking and emergency communication system under difficult conditions, which can be used to read positioning data of an RFID positioning tag attached to an inner wall of a tunnel through an RFID reader-writer a and an RFID reader-writer b, automatically convert G/4G communication between a handheld terminal and a vehicle-mounted terminal into in-tunnel Zigbee communication through a Zigbee communication module a and a Zigbee communication module b, and implement data transmission through in-tunnel communication node devices and communication gateway devices and an out-of-tunnel 3G/4G communication link, so as to solve the problems proposed in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a positioning tracking and emergency communication system for long-tunnel personnel and locomotives under difficult conditions comprises a command dispatching center, a vehicle-mounted terminal and a handheld terminal, wherein the command dispatching center inputs and outputs with the vehicle-mounted terminal through a network, and the command dispatching center inputs and outputs with the handheld terminal through the network;
the command dispatching center comprises a monitoring terminal, a communication and database server, a display device, a router, an exchanger and a web server;
the handheld terminal comprises an RFID reader-writer a and a Zigbee communication module a;
the vehicle-mounted terminal is installed in the locomotive and specifically comprises an RFID reader-writer b and a Zigbee communication module b, and a GNSS module is arranged in the vehicle-mounted terminal;
the RFID reader-writer a and the RFID reader-writer b are both connected with RFID positioning labels, and the Zigbee communication module a and the Zigbee communication module b are respectively connected with communication node equipment and communication gateway equipment.
In a preferred embodiment, the monitoring terminal and the communication and database server are respectively connected to and input from the display device, the router, the switch and the web server, and the router is connected to the communication gateway device.
In a preferred embodiment, the RFID reader a and the RFID reader b are both connected to the RFID positioning tag through magnetic induction, and the Zigbee communication module a and the Zigbee communication module b are connected to the communication node device and the communication gateway device through a network, respectively.
In a preferred embodiment, the communication node device specifically includes a Zigbee host a, an antenna a, a storage battery a, and a case a, and the communication gateway device specifically includes a Zigbee host b, an antenna b, a DTU device, a connection line, a case b, a storage battery b, and a solar power supply unit.
In a preferred embodiment, the monitoring terminal specifically includes a general engineering department monitoring terminal, a general safety department monitoring terminal, a supervision unit monitoring terminal, and a construction unit monitoring terminal.
In a preferred embodiment, the number of the RFID positioning tags and the number of the communication node devices are multiple, the RFID positioning tags and the communication node devices are installed on the inner wall surface of the tunnel, the RFID positioning tags are arranged in parallel at equal intervals, and the communication gateway devices are arranged in the tunnel opening.
In a preferred embodiment, the communication gateway device is configured according to the number of tunnel portals, and the number of each tunnel portal is set to be one.
The invention has the technical effects and advantages that:
1. the method comprises the steps that an RFID reader-writer a and an RFID reader-writer b, a Zigbee communication module a and a Zigbee communication module b are respectively arranged in a vehicle-mounted terminal and a handheld terminal, wherein the RFID reader-writer a and the RFID reader-writer b can be used for reading positioning data of an RFID positioning label attached to the inner wall of a tunnel, the operation of a locomotive and related operators are positioned through the RFID positioning label, G/4G communication between the handheld terminal and the vehicle-mounted terminal is automatically converted into in-tunnel Zigbee communication through the Zigbee communication module a and the Zigbee communication module b, data transmission is realized through communication node equipment and communication gateway equipment in a tunnel and an out-of-tunnel 3G/4G communication link, the data are transmitted to a dispatching center, short messages sent from the dispatching center are transmitted to the vehicle-mounted terminal and the handheld terminal through opposite links, and the data are displayed and automatically broadcasted through voice after being received, so that in-tunnel positioning and communication effects are realized;
2. the method comprises the steps that a plurality of RFID positioning tags are arranged inside a tunnel, wherein the distance between every two RFID positioning tags depends on the positioning precision of a system and the scanning time difference, so that the running speed of a locomotive is automatically calculated, the overspeed phenomenon of the locomotive inside the tunnel is effectively avoided, meanwhile, in order to avoid the problem that a storage battery inside communication gateway equipment cannot provide long-term power supply, the storage battery is charged by adopting a solar power supply unit and is connected with a solar panel positioned at the outer top of the tunnel through a connecting line, and further, the power can be supplied to the communication gateway through the storage battery;
in conclusion, by adopting the cooperation of the devices in the system, when the locomotive runs outside the tunnel, the locomotive can receive Beidou and GPS satellite signals through the outside, automatically acquire position and speed data, transmit the data to a dispatching center for data transmission and communication, and when the locomotive is inside the tunnel, the locomotive automatically converts the communication system from 3G/4G communication into in-tunnel Zigbee communication, and realizes the effects of positioning, data transmission, communication, warning and the like of the locomotive through RFID positioning tags, communication node devices and communication gateway devices inside the tunnel, thereby solving the actual difficulties of no electricity, no signal and no satellite in the long tunnel at present.
Drawings
FIG. 1 is an overall system diagram of the present invention.
Fig. 2 is a system diagram of a command and dispatch center of the present invention.
Fig. 3 is a diagram of a connection system of a handheld terminal according to the present invention.
Fig. 4 is a diagram of a vehicle-mounted terminal connection system according to the present invention.
Fig. 5 is a system diagram of the communication node device structure according to the present invention.
Fig. 6 is a system diagram of the communication gateway device structure according to the present invention.
Fig. 7 is a structural system diagram of the monitoring terminal of the present invention.
FIG. 8 is a diagram illustrating a system for connecting a vehicle-mounted terminal and a GNSS module according to the present invention.
FIG. 9 is a software functional block diagram of the present invention.
The reference signs are: 1. a command and dispatch center; 2. a vehicle-mounted terminal; 3. a handheld terminal; 4. monitoring the terminal machine; 5. a communications and database server; 6. a display device; 7. a router; 8. an exchanger; 9. a web server; 10. an RFID reader-writer a; 11. a Zigbee communication module a; 12. an RFID reader-writer b; 13. a Zigbee communication module b; 14. a GNSS module; 15. an RFID positioning tag; 16. a communication node device; 17. a communication gateway device; 18. a Zigbee host a; 19. an antenna a; 20. a storage battery a; 21. a case a; 22. a Zigbee host b; 23. an antenna b; 24. a DTU device; 25. a connecting wire; 26. a case b; 27. a storage battery b; 28. a solar power supply unit; 29. a project department monitoring terminal; 30. the general finger is a quality department monitoring terminal; 31. a supervision unit monitoring terminal; 32. and a construction unit monitoring terminal.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The system for positioning, tracking and emergency communication of the long-tunnel personnel and locomotives under the difficult condition as shown in the attached drawings 1-9 comprises a command and dispatch center 1, a vehicle-mounted terminal 2 and a handheld terminal 3, wherein the command and dispatch center 1 inputs and outputs with the vehicle-mounted terminal 2 through a network, and the command and dispatch center 1 inputs and outputs with the handheld terminal 3 through the network;
the command dispatching center 1 comprises a monitoring terminal 4, a communication and database server 5, a display device 6, a router 7, an exchanger 8 and a web server 9;
the handheld terminal 3 comprises an RFID reader-writer a10 and a Zigbee communication module a11;
the vehicle-mounted terminal 2 is installed inside a locomotive, the vehicle-mounted terminal 2 specifically comprises an RFID reader-writer b12 and a Zigbee communication module b13, and a GNSS module 14 is arranged inside the vehicle-mounted terminal 2;
the RFID reader-writer a10 and the RFID reader-writer b12 are both connected with an RFID positioning tag 15, and the Zigbee communication module a11 and the Zigbee communication module b13 are respectively connected with a communication node device 16 and a communication gateway device 17.
As shown in fig. 2, the monitoring terminal 4 and the communication and database server 5 are respectively input and output to and from the display device 6, the router 7, the switch 8 and the web server 9, and the router 7 is connected to the communication gateway device 17, so that the data can be conveniently transmitted by the staff and displayed by the display device 6, and the speed and specific orientation of the locomotive can be checked, and corresponding measures can be taken in time.
As shown in fig. 3 and 4, the RFID reader a10 and the RFID reader b12 are both connected to the RFID positioning tag 15 through magnetic induction, the Zigbee communication module a11 and the Zigbee communication module b13 are respectively connected to the communication node device 16 and the communication gateway device 17 through a network, so that the RFID reader a10 and the RFID reader b12 are used for reading the positioning data of the RFID positioning tag 15 attached to the inner wall of the tunnel, and the Zigbee communication module a11 and the Zigbee communication module b13 can communicate with the communication node device 16 and the communication gateway device 17 fixedly installed in the tunnel to realize network access, network disconnection, information forwarding, and the like.
As shown in fig. 5 and 6, the communication node device 16 is specifically composed of a zigbee host a18, an antenna a19, a storage battery a20, and a case a21, and the communication gateway device 17 is specifically composed of a zigbee host b22, an antenna b23, a DTU device 24, a connection line 25, a case b26, a storage battery b27, and a solar power supply unit 28, so that the device can be supplied with power through the storage battery a20 and the storage battery b27, and normal operation of the device is maintained, and meanwhile, the solar power supply unit 28 can charge the storage battery b27 and is connected with a solar panel located at the top outside the tunnel through the connection line 25.
As shown in fig. 7, the monitoring terminal 4 specifically includes a total engineering department monitoring terminal 29, a total security department monitoring terminal 30, a supervision unit monitoring terminal 31 and a construction unit monitoring terminal 32, so that the total engineering department, the total security department, the supervision unit and the construction unit can receive and check the operation speed of the locomotive, and position the locomotive, and further facilitate making relative communication and adopting measures.
As shown in fig. 3 and 4, the number of the RFID positioning tags 15 and the number of the communication node devices 16 are multiple, and the RFID positioning tags 15 and the communication node devices 16 are all installed on the inner wall surface of the tunnel, the multiple RFID positioning tags 15 are equidistantly arranged in parallel, and the communication gateway device 17 is installed in the tunnel opening, so that the tunnel positioning data stored in the tags can be read by the RFID positioning tags 15, and the distance between the multiple RFID positioning tags 15 can determine the positioning accuracy of the locomotive, and the communication node devices 16 can perform communication handshake and short message data transceiving with other adjacent Zigbee route devices, and feedback the broadcast command from the Zigbee coordinator device of the tunnel gateway device, perform device reset, return voltage value, and the like, thereby achieving the communication effect inside the tunnel, and ensuring the reliability of communication inside the tunnel, and the communication gateway device 17 can perform bidirectional data transmission with other Zigbee Router devices in the communication link range, including transceiving and uploading of service short message information and broadcast command.
As shown in fig. 3 and 4, the communication gateway device 17 is configured according to the number of tunnel openings, and the number of each tunnel opening is set to be one, so that when a locomotive enters another tunnel from the tunnel, data of the locomotive can be transmitted and received, and the running speed of the locomotive in the process of entering the tunnel can be known in time.
The working principle of the invention is as follows: when the invention is used specifically, as shown in the attached drawings of the specification 1-9, firstly, a system software part comprises two types of monitoring end software and mobile end software, the monitoring end software runs on a dispatching center server and is used for receiving and displaying positioning data and communication short message information uploaded by a mobile end, and simultaneously, a dispatching command short message can be sent to the mobile end, and the mobile end software runs on a vehicle-mounted terminal 2 and a handheld terminal 3 and is used for controlling positioning and communication modules of the mobile terminal, realizing the uploading of the positioning data and the communication data and receiving and displaying the dispatching command message from the dispatching center;
the handheld terminal 3 is distributed to field operators, at least one operation team is provided, the handheld terminal 3 is provided with mobile terminal handheld version software, the vehicle-mounted terminal 2 is arranged on a locomotive, and mobile terminal vehicle-mounted machine software is arranged on the vehicle-mounted terminal;
an RFID reader-writer a10, a Zigbee communication module a11, an RFID reader-writer b12 and a Zigbee communication module b13 are respectively arranged in the handheld terminal 3 and the mobile terminal, wherein the RFID reader-writer a10 and the RFID reader-writer b12 are used for reading the positioning data of an RFID positioning label 15 attached to the inner wall of the tunnel, and the Zigbee module a and the Zigbee module b are set to be in a Zigbee Router mode, and can communicate with communication node equipment 16 and communication network equipment fixedly arranged in the tunnel to realize network access, network disconnection, information forwarding and the like;
when the system is in operation, the vehicle-mounted terminal 2 receives Beidou and GPS satellite signals through a built-in GNSS module 14 outside a tunnel to acquire data such as position and speed of a locomotive, the locomotive is positioned and the speed is uploaded to the cloud through a 3G/4G network outside the tunnel and further transmitted to a dispatching center, after the locomotive drives into the tunnel, the vehicle-mounted terminal 2 software is automatically switched to a tunnel internal mode, the vehicle-mounted terminal 2 automatically starts a vehicle-mounted RFID reader-writer b12 to read an RFID label on the inner wall of the tunnel and acquire positioning data, the positioning data is displayed on a mobile terminal screen, meanwhile, a communication system is automatically converted from 3G/4G communication into in-tunnel Zigbee communication, the positioning data is transmitted to the dispatching center through an in-tunnel ZigBee communication and an out-tunnel 3G/4G communication link, a short message sent from the dispatching center is transmitted to the vehicle-mounted terminal 2 through an opposite link, the terminal receives the short message and then displays and automatically broadcasts the short message through voice, the handheld terminal 3 has a similar working flow to the vehicle-mounted terminal 2, only because a built-mounted RFID reader which is different from the vehicle-mounted terminal 2 and has smaller power consumption, and different device driving programs;
further, when the tunnel is in an external environment, a driver uploads short message information input by the vehicle-mounted terminal 2 or a constructor through the handheld terminal 3 to the cloud through an out-of-hole 3G/4G network and further transmits the short message information to the dispatching center, the dispatching center automatically broadcasts contents in a voice mode after receiving the short message information and reminds the dispatcher to check the contents, the short message information input by the dispatcher through the monitoring terminal computer is sent to the mobile terminal through an opposite communication link, and the mobile terminal automatically broadcasts the contents in voice after receiving the short message information;
after entering the environment in the tunnel, short message data are transmitted in two directions between the mobile terminal and the dispatching center through the ZigBee communication in the tunnel and the 3G/4G communication link outside the tunnel;
further, when the locomotive and the locomotive, and the locomotive and the personnel approach to exceed the warning distance, the two vehicle-mounted terminals 2 which are close to each other, or the vehicle-mounted terminal 2 and the handheld terminal 3 receive warning information of the locomotive approaching, so as to remind a driver of speed reduction and whistle, and simultaneously remind on-line constructors of avoiding the next lane, after the mobile terminal receives the warning information, the mobile terminal reminds a user of checking the information in a mode of whistle whistling and voice automatic information content broadcasting, and meanwhile, the warning information is also sent to a dispatching center, so that the dispatcher can know the handling condition of the warning condition at the first time;
further, the overspeed alarm function is specially designed for the vehicle-mounted terminal 2 and is divided into two conditions of outside a tunnel and inside the tunnel, when the locomotive is in an environment outside the tunnel, the vehicle-mounted terminal 2 automatically acquires position and speed data by receiving Beidou and GPS satellite signals; after entering the tunnel, the vehicle-mounted terminal 2 scans two adjacent RFID tags to obtain the distance between the two tags and the scanning time difference, and automatically calculates the driving speed.
When the speed exceeds a preset warning value no matter in or outside the hole, the vehicle-mounted terminal 2 automatically generates overspeed warning information, reminds a driver to check in a voice broadcasting mode and simultaneously transmits the overspeed warning information to a dispatching center;
in a word, when the locomotive runs outside the tunnel, beidou and GPS satellite signals can be received through the outside, position and speed data can be automatically acquired, the data are transmitted to a dispatching center for data transmission and communication, when the locomotive is positioned inside the tunnel, the locomotive automatically converts a communication system from 3G/4G communication into in-tunnel Zigbee communication, the effects of positioning, data transmission, communication, warning and the like of the locomotive are realized through an RFID positioning tag 15, a communication node device 16 and a communication gateway device 17 inside the tunnel, and the practical difficulties of no electricity, no signal and no satellite in the long tunnel at present are solved.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims (7)

1. The utility model provides a long tunnel personnel locomotive location tracking and emergent communication system under difficult condition, includes commander dispatch center (1), vehicle mounted terminal (2) and handheld terminal (3), its characterized in that: the command and dispatch center (1) inputs and outputs with the vehicle-mounted terminal (2) through a network, and the command and dispatch center (1) inputs and outputs with the handheld terminal (3) through the network;
the command dispatching center (1) comprises a monitoring terminal (4), a communication and database server (5), a display device (6), a router (7), an exchanger (8) and a web server (9);
the handheld terminal (3) comprises an RFID reader-writer a (10) and a Zigbee communication module a (11);
the vehicle-mounted terminal (2) is installed inside a locomotive, the vehicle-mounted terminal (2) specifically comprises an RFID reader-writer b (12) and a Zigbee communication module b (13), and a GNSS module (14) is arranged inside the vehicle-mounted terminal (2);
the RFID reader-writer a (10) and the RFID reader-writer b (12) are both connected with an RFID positioning tag (15), and the Zigbee communication module a (11) and the Zigbee communication module b (13) are respectively connected with a communication node device (16) and a communication gateway device (17).
2. The system for long tunnel personnel locomotive location tracking and emergency communication under difficult conditions of claim 1, wherein: the monitoring terminal (4) and the communication and database server (5) are respectively in input and output with the display device (6), the router (7), the exchanger (8) and the web server (9), and the router (7) is connected with the communication gateway device (17).
3. The system for long tunnel personnel locomotive location tracking and emergency communication under difficult conditions of claim 1, wherein: the RFID reader-writer a (10) and the RFID reader-writer b (12) are connected with the RFID positioning label (15) through magnetic induction, and the Zigbee communication module a (11) and the Zigbee communication module b (13) are respectively connected with the communication node equipment (16) and the communication gateway equipment (17) through networks.
4. The system for long tunnel personnel locomotive location tracking and emergency communication under difficult conditions of claim 1, wherein: the communication node device (16) is specifically composed of a Zigbee host a (18), an antenna a (19), a storage battery a (20) and a case a (21), and the communication gateway device (17) is specifically composed of a Zigbee host b (22), an antenna b (23), a DTU device (24), a connecting line (25), a case b (26), a storage battery b (27) and a solar power supply unit (28).
5. The system for long tunnel personnel locomotive location tracking and emergency communication under difficult conditions of claim 1, wherein: the monitoring terminal (4) specifically comprises a general engineering department monitoring terminal (29), a general quality-safety department monitoring terminal (30), a supervision unit monitoring terminal (31) and a construction unit monitoring terminal (32).
6. The system for long tunnel personnel locomotive location tracking and emergency communication under difficult conditions of claim 1, wherein: RFID location label (15) and communication node equipment (16) quantity all set up to a plurality ofly, and all install the inner wall surface in the tunnel, equidistance parallel arrangement between a plurality of RFID location labels (15), communication gateway equipment (17) set up in the tunnel cave mouth.
7. The system for long tunnel personnel locomotive location tracking and emergency communication under difficult conditions of claim 1 wherein: the communication gateway equipment (17) is arranged according to the number of the tunnel portals, and the number of each tunnel portal is one.
CN202210708074.5A 2022-06-21 2022-06-21 Locomotive positioning, tracking and emergency communication system for long tunnel personnel under difficult conditions Pending CN115243245A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210708074.5A CN115243245A (en) 2022-06-21 2022-06-21 Locomotive positioning, tracking and emergency communication system for long tunnel personnel under difficult conditions

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Application Number Priority Date Filing Date Title
CN202210708074.5A CN115243245A (en) 2022-06-21 2022-06-21 Locomotive positioning, tracking and emergency communication system for long tunnel personnel under difficult conditions

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CN115243245A true CN115243245A (en) 2022-10-25

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