CN215897834U - Tunnel wireless network monitoring system - Google Patents
Tunnel wireless network monitoring system Download PDFInfo
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- CN215897834U CN215897834U CN202122076661.0U CN202122076661U CN215897834U CN 215897834 U CN215897834 U CN 215897834U CN 202122076661 U CN202122076661 U CN 202122076661U CN 215897834 U CN215897834 U CN 215897834U
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Abstract
A tunnel wireless network monitoring system realizes automatic monitoring and control of each tunnel electromechanical device in a wireless network communication mode and comprises a wireless monitoring terminal, a repeater and a central control system platform. In the tunnel, the wireless monitoring terminal and the repeater automatically construct a wireless network, a mesh network topology structure is adopted, dynamic networking and automatic routing are adopted, information does not have a fixed transmission path, and an IEEE802.15.4 standard communication protocol is executed. The repeater is connected to a central control system through a wired backbone network or a commercial 4G/5G mobile network, the central control system is provided with a GIS geographic information system, has two control modes of automation and manual operation, allows a plurality of control plans to be set, and has the functions of equipment fault alarming and positioning. The utility model makes the tunnel monitoring system enter the 'mobile monitoring' era, and can greatly improve the flexibility, openness, reliability, usability and economization of the tunnel monitoring system.
Description
Technical Field
The utility model belongs to the field of intelligent traffic equipment, particularly relates to a tunnel wireless network monitoring system, and particularly relates to a tunnel electromechanical equipment networking monitoring system in a wireless network communication mode.
Background
At present, a national tunnel monitoring system generally adopts a wired communication mode to solve the problems that a large number of communication optical cables and cables need to be laid for networking communication of tunnel electromechanical equipment, and a plurality of inconveniences and problems are caused, and the problems are mainly shown in the following aspects:
the construction workload is large, and the complexity is high: on-site experience has shown that the man-hours for a construction team to lay cables and check the on-off and communication quality of the commissioning cables are about half of the total construction time, compared to much less time for installation and commissioning of equipment.
Secondly, the system has poor flexibility, openness and expansibility and is difficult to be advanced with time: the entire communication system has a fixed route, and once the monitoring system is constructed, it is difficult to simply increase the location of the device or mobile device.
Reliability is not enough, and the maintenance is difficult, and trouble risk and cost are higher: once the cable is damaged or broken locally, it is easy to cause the loss of connection of a piece of equipment or equipment on a line, and the risk and cost of accidents are high.
Fourthly, the resource consumption is large: a monitoring system project does not need a backbone communication network, only optical cables needing to be consumed in a tunnel hole and near a hole opening are dozens of kilometers or hundreds of kilometers, auxiliary materials such as a bridge frame, a steel pipe and a wire groove are matched, a large amount of metal materials are needed to be consumed by the whole system, and the monitoring system project is far away from the resource saving and environment-friendly development targets in China.
Disclosure of Invention
In order to overcome the defects and shortcomings of the tunnel wired network monitoring system and save system investment, the utility model provides a tunnel wireless network monitoring system, which realizes automatic monitoring and control of tunnel electromechanical equipment in a wireless network communication mode, thereby improving the flexibility, openness, reliability, usability and economization of the tunnel monitoring system.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a tunnel wireless network monitoring system realizes automatic monitoring and control of each tunnel electromechanical device in a wireless network communication mode and comprises a wireless monitoring terminal, a repeater and a central control system platform.
The information of the operating state of the tunnel sensor and the equipment is transmitted to a nearby repeater through a wireless monitoring terminal, and then the repeater transmits the information to a central control system arranged in a tunnel management department through a backbone network to perform data processing; the central control system sends the control instruction to the repeater through the backbone network according to the programmed control scheme, and the repeater sends the control instruction to the corresponding wireless monitoring terminal through the wireless network, so as to control the work of the tunnel electromechanical equipment.
The technical scheme adopted by the utility model is characterized in that:
the utility model uses wireless network to construct the communication connection of the electromechanical equipment at the front end of the tunnel monitoring system, adopts a mesh network topology structure and executes the IEEE802.15.4 standard communication protocol;
the tunnel electromechanical equipment monitored by the utility model can be randomly increased, decreased and moved without influencing the network topology structure of the system, and network routing configuration is not required.
The wireless monitoring terminal is directly connected with the sensor, the electromechanical equipment or the PLC, is arranged at the same position, uses a power supply of a connecting device and comprises an ARM controller, a data processing module, a wireless network communication module, a serial communication interface and a solid-state relay;
the data processing module of the wireless monitoring terminal is in communication connection with the ARM controller through an internal data bus and is used for acquiring data of the sensor, performing A/D conversion on the data, converting a control instruction into PLC executable data and sending the PLC executable data to the PLC equipment through a serial port;
the wireless network communication module of the wireless monitoring terminal is connected with the ARM controller through an internal control and data bus, executes an IEEE802.15.4 standard communication protocol, adopts a mesh network topological structure, can be dynamically networked, has an information relay function, automatically searches for a path in the network for information to be transmitted, has no fixed transmission route, and is used for establishing wireless network communication with other wireless monitoring terminals and relays;
the serial communication interface of the wireless monitoring terminal is in communication connection with the data processing module through an internal data bus and is used for connecting a PLC or other electromechanical equipment with the serial communication interface;
and the solid-state relay of the wireless monitoring terminal is controlled by the ARM controller and is used for starting and stopping the electromechanical equipment and switching on or off the power supply of the electromechanical equipment.
The repeaters can be arranged on the wall of the hole, each repeater covers an area with the radius of 1-1000 meters (the communication distance is adjustable), and each repeater comprises an ARM controller, a wireless network communication module, a TCP/IP network interface, a 4G/5G interface and an alternating current/battery dual-power module;
the wireless network communication module of the repeater is connected with the ARM controller through an internal control and data bus, executes an IEEE802.15.4 standard communication protocol, is used for establishing wireless network communication with the wireless monitoring terminal, adopts a mesh network topology structure, dynamically organizes the network, automatically searches for a path in the network for information to be transmitted, and has no fixed transmission route;
the TCP/IP network interface of the repeater is in communication connection with the ARM controller through an internal data bus, and is used for being connected to an Intranet or the Internet through a wire and further connected with a background management system;
the 4G/5G interface of the repeater is in communication connection with the ARM controller through an internal data bus, and is used for accessing an Intranet or the Internet through a mobile commercial wireless network and further connected with a background management system;
the alternating current/battery module of the repeater is used for supplying power to the repeater and comprises an alternating current power supply module and a battery power supply module, an alternating current power supply is usually used for supplying power, and the alternating current power failure can be automatically switched to the battery power supply.
The central control system is a large-scale information management system and comprises a large-scale database, an LED/LCD large-screen display subsystem, a server subsystem, a disk array subsystem, a workstation subsystem and a network subsystem, and remote monitoring and scheduling of tunnel electromechanical equipment are realized;
the central control system has automatic and manual control modes, and allows a user to directly and manually intervene a control result according to sudden or special requirements;
the central control system allows setting of various control plans, and a user can select the plans according to needs;
the central control system is provided with a device fault alarming and positioning function, so that a user can acquire the fault information of the device and accurately position the fault position at the first time.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the tunnel monitoring system is led to the 'mobile monitoring' era, namely, the fixed telephone is developed into the mobile telephone, and the internet is developed into the mobile internet;
(2) most communication cables are cancelled, and double saving of resources and investment is realized;
(3) the workload and the difficulty of construction, maintenance and overhaul are greatly reduced;
(4) automatic networking is realized, and manual intervention is not needed;
(5) the network node has good openness and flexibility, adopts a mesh network structure, dynamically networks and automatically routes, so that the terminal nodes can be increased, decreased and changed in position at will without influencing the network structure of the system;
(6) the method has the advantages that the method adopts a networking mode of a mesh network, the communication has no fixed route, the fault of an individual network node does not influence the communication of other nodes, a completely confirmed data transmission mechanism is adopted, each sent data packet must wait for the confirmation information of a receiver, and the accuracy and reliability of information transmission are ensured.
Drawings
FIG. 1 is a schematic diagram of the system architecture of the present invention;
FIG. 2 is a schematic diagram of a system architecture of a wireless monitoring terminal;
FIG. 3 is a schematic diagram of a system architecture of a repeater;
FIG. 4 is a schematic of a topology of a mesh network;
fig. 5 is a functional structure diagram of the central control system:
schematic Chinese and English notation:
RPT: a repeater; TM is a wireless monitoring terminal, SSR is a solid state relay.
Detailed Description
Example (b): a tunnel wireless network monitoring system is a full-automatic remote measuring and control system based on a wireless network communication technology, realizes automatic monitoring and control of each tunnel electromechanical device, and comprises a wireless monitoring terminal, a repeater and a central control system platform.
As shown in fig. 1, all the wireless monitoring terminals and repeaters form a wireless communication network, and adopt a mesh network topology structure, dynamic networking, and automatic routing. The working state information of the tunnel electromechanical equipment and the sensor data are transmitted to a nearby repeater through the wireless network, and then the repeater transmits the working state information and the sensor data to a central control system arranged in a tunnel management department through a wired backbone network or a 4G/5G commercial mobile network for data processing; the central control system sends the control instruction to the repeater through a wired backbone network or a 4G/5G commercial mobile network according to a programmed control scheme, and the repeater sends the control instruction to the corresponding wireless monitoring terminal through a wireless network, so that monitoring and control of each tunnel electromechanical device are realized.
As shown in fig. 2, the wireless monitoring terminal uses the power supply of the controlled device to supply power, and the output signal of the sensor is subjected to a/D conversion by the data processing module and then reported to the central control system by the wireless communication module through the backbone network; the control instruction forwarded by the repeater is processed by the ARM system and then passes through the action of the solid-state relay or the PLC control equipment, and each terminal can be connected with two sensors to control the start and stop of two electromechanical equipment and can also be connected with one PLC equipment through a serial communication interface; the wireless communication module based on the IEEE802.15.4 standard is arranged in the terminal, so that the terminal can automatically perform networking to form a wireless network with a mesh network route, information is automatically transmitted by searching a path in the network, a fixed transmission route is not needed, the flexibility is high, and the reliability of communication is greatly improved. For the network topology of this mesh routing, please see fig. 4.
As shown in fig. 3, the repeater mainly comprises a TCP/IP interface connected to a wired network, a 4G/5G interface connected to a commercial mobile network, a wireless communication module based on ieee802.15.4 standard connected to a wireless monitoring terminal, and an ARM control system. The ARM controller is internally provided with 256K high-speed FLASH and 64KSRAM to improve the working speed of the system. Under the control of the ARM controller, monitoring information transmitted by the wireless terminal is uploaded to a central control system in a TCP/IP or 4G/5G mode; the control instruction issued by the central control system is downloaded to the repeater in a TCP/IP or 4G/5G mode, and then is forwarded to the corresponding wireless monitoring terminal by the wireless communication module of the repeater, so that the control of each tunnel electromechanical device is realized.
Referring to fig. 5, a user can access a system server locally or remotely through a network, which is convenient for tunnel managers and higher highway management departments to work. The central control system is provided with a large database system, and the working state information of all the tunnel electromechanical devices and the sent control instructions are stored in the database for statistical query. The central control system mainly comprises the following functional modules:
the information display and query module comprises: and displaying the current working state of the tunnel electromechanical equipment and the sensor value, and allowing a user to set a region, set a time period and set a category for query. The module has three display and query modes, one is a display and query mode based on a GIS map, and the position, the working state information and the like of the tunnel electromechanical equipment are directly marked on the tunnel GIS map, so that the module is particularly vivid and visual; one is a table-based display query mode, and has large information capacity and convenient statistical analysis; one is a comprehensive display query mode, and a user can set query display conditions so as to conveniently query and display information most concerned by the user;
a control scheme management module: a user can set various automatic control schemes and call the schemes as required;
the manual control management module: the user can intervene in the executing control scheme in a manual mode or directly send out a control command;
the alarm information display and query module: the fault and alarm information of the tunnel electromechanical equipment can be displayed on a central control system workstation in an alarming way, and a user can also inquire the information such as time, position and the like of the fault;
the report printing module: printing various management reports;
a system maintenance management module: maintenance and management of system software.
Claims (3)
1. The utility model provides a tunnel wireless network monitored control system to wireless network communication's mode realizes automatic monitoring and control to every tunnel electromechanical device, includes wireless monitor terminal, repeater and central control system platform, its characterized in that:
the tunnel wireless network monitoring system adopts a mesh network topology structure, dynamic networking, automatic routing and execution of an IEEE802.15.4 standard communication protocol;
the tunnel electromechanical equipment monitored by the tunnel wireless network monitoring system can be increased, decreased and moved at will without influencing the network topology structure of the system, and network routing configuration is not needed;
the wireless monitoring terminal is directly connected with the sensor and the electromechanical equipment, is arranged at the same position, uses a power supply connected with the equipment and comprises an ARM controller, a data processing module, a wireless network communication module, a serial communication interface and a solid-state relay;
the data processing module of the wireless monitoring terminal is in communication connection with the ARM controller through an internal data bus and is used for acquiring data of the sensor, performing A/D conversion on the data, converting a control instruction into PLC executable data and sending the PLC executable data to the PLC equipment through a serial port;
the wireless network communication module of the wireless monitoring terminal is connected with the ARM controller through an internal control and data bus, executes an IEEE802.15.4 standard communication protocol, adopts a mesh network topology structure, can dynamically form a network and has an information relay function; the information is automatically transmitted by searching a path in the network without a fixed transmission route and is used for establishing wireless network communication with other wireless monitoring terminals and repeaters;
the repeaters can be arranged on the wall of the hole, each repeater covers an area with the radius of 1-1000 meters and comprises an ARM controller, a wireless network communication module, a TCP/IP network interface, a 4G/5G interface and an alternating current/battery dual-power module;
the wireless network communication module of the repeater is connected with the ARM controller through an internal control and data bus, executes an IEEE802.15.4 standard communication protocol, is used for establishing wireless network communication with the wireless monitoring terminal, adopts a mesh network topology structure, dynamically organizes the network, automatically searches for a path in the network for information to be transmitted, does not have a fixed transmission route, and has an information relay function;
the TCP/IP network interface of the repeater is in communication connection with the ARM controller through an internal data bus, and is used for accessing Intranet or Internet through a wired network and further connected with a background management system;
the 4G/5G interface of the repeater is in communication connection with the ARM controller through an internal data bus, and is used for being connected to an Intranet or the Internet through a commercial mobile network and further connected with a background management system.
2. The tunneling wireless network monitoring system according to claim 1, wherein: the central control system has automatic and manual control modes, and allows a user to directly intervene in a control result according to emergency or special needs.
3. The tunneling wireless network monitoring system according to claim 1, wherein: the central control system is provided with a device fault alarming and positioning function, so that a user can acquire the fault information of the device and accurately position the fault position at the first time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122076661.0U CN215897834U (en) | 2021-08-31 | 2021-08-31 | Tunnel wireless network monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122076661.0U CN215897834U (en) | 2021-08-31 | 2021-08-31 | Tunnel wireless network monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215897834U true CN215897834U (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122076661.0U Expired - Fee Related CN215897834U (en) | 2021-08-31 | 2021-08-31 | Tunnel wireless network monitoring system |
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|---|---|
| CN (1) | CN215897834U (en) |
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2021
- 2021-08-31 CN CN202122076661.0U patent/CN215897834U/en not_active Expired - Fee Related
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Granted publication date: 20220222 |