CN112922622A - Remote control system of shield machine - Google Patents
Remote control system of shield machine Download PDFInfo
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- CN112922622A CN112922622A CN202110164434.5A CN202110164434A CN112922622A CN 112922622 A CN112922622 A CN 112922622A CN 202110164434 A CN202110164434 A CN 202110164434A CN 112922622 A CN112922622 A CN 112922622A
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- 238000004891 communication Methods 0.000 claims abstract description 78
- 238000012544 monitoring process Methods 0.000 claims abstract description 39
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- 230000005540 biological transmission Effects 0.000 claims abstract description 19
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- 238000004886 process control Methods 0.000 claims description 15
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- 230000003044 adaptive effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 13
- 238000009412 basement excavation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/093—Control of the driving shield, e.g. of the hydraulic advancing cylinders
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
Abstract
The invention discloses a remote control system of a shield machine, which comprises: the shield machine controller is configured to control the shield machine to operate according to a control instruction; the data acquisition module is configured to acquire and send out test data of the shield tunneling machine; the near-end control module is configured to comprise a near-end data interface microcomputer, a near-end console and a near-end monitoring terminal; the remote control module is configured to comprise a remote data interface microcomputer, a remote console and a remote monitoring module; and the data transmission link is configured to comprise a communication link and a VPN interface, the communication link is defined to be connected with the near-end control module and the shield machine controller, and the VPN interface enables the remote data interface microcomputer to be connected with the near-segment data interface microcomputer through a VPN allopatric networking technology. The remote control system for the shield tunneling machine meets the requirement that the shield tunneling machine of various models uses one set of remote control system. The remote intensive control of the shield machine is realized. The workload of shield machine operators is reduced, and the construction period of tunnel excavation is shortened.
Description
Technical Field
The invention relates to the field of shield machine control, in particular to a remote control system of a shield machine.
Background
At present, a control system developed in China based on a shield machine is also used for completing a control function on a frame control console of an underground construction site through various operation buttons, a display screen, a data acquisition monitoring screen and the like of a manual control console. In the aspects of automatic control and remote control, the technical foundation is weak. The remote control of the shield machine and the remote centralized control of a plurality of shield machines are urgently needed to be realized, and meanwhile, the functions of real-time data acquisition, real-time remote transmission and remote monitoring in the shield tunneling process are integrated in a remote control system.
Disclosure of Invention
In view of the defects, the invention provides a remote control system of a shield machine, which improves the remote centralized remote control of a construction site in a multi-site simultaneous construction state, constructs a remote shield automatic control platform, and realizes the remote centralized closed-loop control of shield equipment by utilizing a remote communication technology, a remote control technology, a multi-information fusion technology and the like.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
a shield machine control system, includes shield machine controller, shield machine controller is configured to can be according to control command control shield machine operation, shield machine control system still includes:
the data acquisition module is configured to acquire and send out test data of the shield tunneling machine;
the system comprises a near-end control module, a data processing module and a data processing module, wherein the near-end control module comprises a near-end data interface microcomputer, a near-end console and a near-end monitoring terminal, and the near-end console is defined to send a near-end control instruction;
the remote control module is configured to comprise a remote data interface microcomputer, a remote console and a remote monitoring module, wherein the remote console is defined to send a remote control instruction;
the data transmission link is configured to comprise a communication link and a VPN interface, the communication link is defined to be connected with the near-end control module and the shield machine controller, and the VPN interface enables a remote data interface microcomputer to be connected with a near-segment data interface microcomputer through a VPN allopatric networking technology;
defining that the near-end control instruction and the remote control instruction belong to control instructions which can be adopted by a shield machine controller; defining that the test data can be respectively monitored by a near-end monitoring terminal and a remote monitoring module; the near-end data interface microcomputer and the remote data interface microcomputer are configured to transmit control commands and test data.
According to one aspect of the invention, the near-end data interface microcomputer comprises an OPC communication interface, a near-end networking communication interface and a near-end communication interface, wherein the OPC communication interface is internally provided with a communication protocol and/or a bottom layer drive and is used for being adaptively connected with different shield machine controllers; the near-end networking communication interface is used for local area network networking of the near-end data interface microcomputer, the near-end console and the near-end monitoring terminal; the near-end communication interface is connected with the remote data interface microcomputer.
According to one aspect of the invention, the remote control module further comprises a database service and a process control microcomputer, wherein the database service is defined to store the test data of the shield machine, and the process control microcomputer is defined to send out process control information.
According to one aspect of the invention, the remote data interface microcomputer includes a remote networking communication interface and a remote communication interface. The remote networking communication interface is used for local area network networking of a remote data interface microcomputer, a process control microcomputer, a remote control console, a database server and a remote monitoring terminal; the remote communication interface is connected with the near-end communication interface.
According to an aspect of the present invention, the near end data interface microcomputer and the remote data interface microcomputer are built with data interface software, and the near end monitoring terminal and the remote monitoring terminal are built with data monitoring software; and database software is arranged in the database server. The near-end console and the remote console are internally provided with control software, and the process control microcomputer is internally provided with process control software.
In accordance with one aspect of the present invention, the data interface software, data monitoring software and control software may be common within the proximal control module and the remote control module.
According to one aspect of the invention, the near-end console is provided with a physical button for receiving and sending the near-end control command, and the remote console is provided with a software control interface which is the same as the physical button for receiving and sending the remote control command.
According to one aspect of the invention, the communication link comprises switches, the switches are respectively arranged in the shield machine controller and the near-end control module, a plurality of optical fibers are laid between the switches, and an internal redundant network architecture is formed in a port aggregation mode by using an aggregation technology of optical fiber interfaces to realize communication redundancy.
According to an aspect of the present invention, the VPN interface further comprises a firewall for securing data transmission using VPN remote networking technology.
According to one aspect of the invention, the firewall is located at the interface of the near end and remote control modules and the external network.
The implementation of the invention has the advantages that: the invention relates to a remote control system of a shield machine, which comprises: the shield machine controller is configured to control the shield machine to operate according to a control instruction; the data acquisition module is configured to acquire and send out test data of the shield tunneling machine; the system comprises a near-end control module, a data processing module and a data processing module, wherein the near-end control module comprises a near-end data interface microcomputer, a near-end console and a near-end monitoring terminal, and the near-end console is defined to send a near-end control instruction; the remote control module is configured to comprise a remote data interface microcomputer, a remote console and a remote monitoring module, wherein the remote console is defined to send a remote control instruction; and the data transmission link is configured to comprise a communication link and a VPN interface, the communication link is defined to be connected with the near-end control module and the shield machine controller, and the VPN interface enables the remote data interface microcomputer to be connected with the near-segment data interface microcomputer through a VPN allopatric networking technology. The invention reduces the workload of shield machine operators and shortens the construction period of tunnel excavation. The requirements of improving the working efficiency, optimizing the construction flow, improving the construction visualization and universal remote control of the shield tunneling machine are met.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of a shield tunneling machine remote control system according to a first embodiment of the present invention;
fig. 2 is an overall schematic view of a remote control system of a shield tunneling machine according to a second embodiment of the present invention;
fig. 3 is a schematic diagram of an on-site ground system of a shield tunneling machine remote control system according to a second embodiment of the present invention;
fig. 4 is a schematic diagram of a data transmission link of a shield tunneling machine remote control system according to a second embodiment of the present invention;
fig. 5 is a schematic view of a remote control center of a shield tunneling machine remote control system according to a second embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Example one
As shown in fig. 1, a remote control system for a shield machine includes a shield machine controller configured to control the shield machine according to a control instruction, and the shield machine control system further includes:
the data acquisition module is configured to acquire and send out test data of the shield tunneling machine;
in practical application, the shield machine performs shield operation underground, the shield machine controller is a PLC controller and can control the operation of the shield machine, and meanwhile, the data acquisition module acquires feedback test data of the shield machine.
The system comprises a near-end control module, a data processing module and a data processing module, wherein the near-end control module comprises a near-end data interface microcomputer, a near-end console and a near-end monitoring terminal, and the near-end console is defined to send a near-end control instruction;
in practical application, the near-end console is provided with an entity button for receiving and sending a near-end control instruction, and the near-end monitoring terminal monitors the test data.
In practical application, the near-end data interface microcomputer comprises an OPC communication interface, a near-end networking communication interface and a near-end communication interface, wherein the OPC communication interface is internally provided with a communication protocol and/or a bottom layer drive and is used for being in adaptive connection with different shield machine controllers; the near-end networking communication interface is used for local area network networking of the near-end data interface microcomputer, the near-end console and the near-end monitoring terminal; the near-end communication interface is used for being connected with the remote control module.
In practical application, the near-end control module is arranged on the ground, wherein the near-end data interface microcomputer is used for processing the remote control instruction and transmitting the remote control instruction to the shield machine controller, and the shield machine controller controls the shield machine to operate according to the control instruction.
In practical application, the shield machine controller is connected to an OPC communication interface in the near-end data interface microcomputer. The OPC communication interface searches the model of the shield machine controller to generate a model type label. And the data interface software in the near-end data interface microcomputer completes the connection of the target shield machine controller by calling the OPC communication interface.
In practical application, the OPC communication interface comprises communication protocols of at least three controllers and/or a bottom layer drive so as to adapt to different shield machine controllers. The method realizes the effective integration of interconnection, intercommunication and interaction with various shield machine controllers in the prior art, greatly reduces the workload of technical personnel during development, and solves the problem of repeated development of interface software caused by the lack of a universal design system in the same industry.
In practical application, a PLC is arranged in the near-end console, when the remote network connection fails, an operator can also directly input an operation instruction into the near-end console, and the PLC collects relevant instructions and then generates a near-end control instruction to be sent to the shield machine controller for tunneling control.
The remote control module is configured to comprise a remote data interface microcomputer, a remote console and a remote monitoring module, wherein the remote console is defined to send a remote control instruction;
in practical application, the remote control module comprises a remote data interface microcomputer, a remote control console, a database server, a process control microcomputer and a remote monitoring terminal, the remote control console is provided with a software control interface which is the same as an entity button to receive and send a remote control instruction, and the remote monitoring terminal monitors test data.
In practical application, the remote data interface microcomputer comprises a remote networking communication interface and a remote communication interface. The remote networking communication interface is used for local area network networking of a remote data interface microcomputer, a process control microcomputer, a remote control console, a database server and a remote monitoring terminal; the remote communication interface is connected with the near-end communication interface and is used for being connected with the near-end control module.
In practical application, both the near-end communication interface and the remote communication interface in the near-end data interface microcomputer and the remote data interface microcomputer are VPN communication interfaces, and the connection between the near-end data interface microcomputer and the remote data interface microcomputer can be realized through an external network VPN.
In practical application, a local area network communication protocol is arranged in the far-end networking communication interface and the near-end networking communication interface, and is used for carrying out local area network networking on each interface in the data interface microcomputer, so that information can be transmitted between the interfaces.
In practical application, a software control interface which is the same as an entity key is designed on the remote control console, the control habit of a shield driver is fitted, all entity operation buttons of the shield machine are moved backwards, operation instructions of the control buttons of the remote control console are collected by the local area network, the generated remote control instructions are transmitted to the near-end data interface microcomputer through the VPN network and then forwarded to the shield machine for control.
In practical application, the database server collects the operation instructions and control data of a shield driver and the test data returned by the shield machine in a full period during the operation of the whole system, and simultaneously adopts a time synchronization mechanism to complete the synchronization of the control information and the test information, and stores the data according to a time sequence to automatically control and collect the original data for the intelligent shield machine.
In practical application, the flow control microcomputer is used for controlling the working flow of the shield machine, and the flow control information is forwarded to the shield machine controller through the remote data interface microcomputer and the near-end data interface microcomputer to complete the working flow control of the shield machine.
In practical application, data interface software is arranged in the near-end data interface microcomputer and the remote data interface microcomputer, and data monitoring software is arranged in the near-end monitoring terminal and the remote monitoring terminal; and database software is arranged in the database server. The near-end console and the remote console are internally provided with control software, and the process control microcomputer is internally provided with process control software.
In practical application, the data interface microcomputer is used for decoupling and forwarding information generated by the shield tunneling machine. And classifying according to the information types, and dividing the information into flow control information, flow test information and non-flow test information. The flow control information is remote and near-end control instruction information of the shield, and the non-flow information is auxiliary test information which does not influence the normal tunneling of the shield. And the flow control information and the flow test information are used as real-time data packets for real-time transmission, and other measurement data are transmitted in a segmented mode or transmitted afterwards according to the network bandwidth condition. And verifying the data delay of remote transmission through a remote test network test, and controlling a control instruction with stronger real-time property in a mode of predicting the lead.
In practical application, the remote control module is used as a core part of the whole remote control system to finish the organization and control of a control flow, and a remote control instruction is sent out by utilizing the test data of the shield machine returned by the near-end control module to carry out closed-loop control.
In practical application, when the communication between the near-end control module and the remote control module fails, the near-end control module can replace the remote control module and send a near-end control instruction to control the shield machine controller.
In practical applications, the data interface software, the data monitoring software and the control software can be commonly used in the near-end control module and the remote control module.
In practical application, the data interface software is responsible for calling various communication interfaces to finish scheduling of test control data and control instructions, local area network networking and remote networking; data monitoring software for monitoring test data; the control software is responsible for generating control instructions; the database software is responsible for storing test data and control instructions; and the flow control software is used for generating a flow control instruction.
In practical application, the specific functions can be conveniently and quickly realized through preset software.
The data transmission link is configured to comprise a communication link and a VPN interface, the communication link is defined to be connected with the near-end control module and the shield machine controller, and the VPN interface enables a remote data interface microcomputer to be connected with a near-segment data interface microcomputer through a VPN allopatric networking technology;
in practical application, the communication link comprises switches which are respectively arranged in the shield machine controller and the near-end control module, a plurality of optical fibers are laid between the switches, and an internal redundant network architecture is formed in a port aggregation mode by using an aggregation technology of optical fiber interfaces to realize communication redundancy.
In practical application, the VPN interface further includes a firewall for ensuring the security of data transmission using VPN remote networking technology.
In practical application, the switches are used for exchanging ground and underground data information, the underground switches are placed nearby in the shield tunneling machine, the ground switches are arranged in a near-end console, 4 optical fibers are laid among the ground and underground switches, and the redundancy of ground and underground communication is realized in a port aggregation mode and is used for backing up an original single part so as to achieve the purpose of enhancing the safety of the original single part.
In practical application, the data transmission between the remote control module and the near-end control module needs to satisfy two performance requirements of real-time performance and reliability. Therefore, wireless 4G/5G VPN signaling is selected to facilitate following the worksite migration.
In practical application, the VPN interface is provided with interface service by a VPN service provider, the service has independent network resources, a three-layer connection is established between a user and a public network operator, the user tells the VPN service provider about the own route, and the VPN service provider is enabled to open a route channel in the whole network, so that the user sites of different nodes can pass through. The remote data interface microcomputer in the remote control module and the near data interface microcomputer in the near control module are connected through VPN, that is, the two nodes can be communicated with each other in physical layer. Meanwhile, in order to ensure the network security, a firewall is arranged at the junction of the local area network and the external network of the near-end/remote networking, so that the data transmission security is ensured.
Example two
As shown in fig. 2, a practical application structure of the shield machine remote control system according to the present invention is shown, including:
the existing equipment of the shield machine comprises a shield machine controller;
the field ground system comprises a near-end operation console, a data interface microcomputer and a monitoring terminal;
the data remote transmission link comprises a switch, a firewall and a VPN interface;
the remote control center comprises a remote operation console, a data interface microcomputer, a database server, a process control microcomputer and a monitoring terminal.
The specific operation flow of this embodiment is as follows:
step S101, as shown in fig. 3, is a field ground system schematic diagram of a universal remote control system for a shield tunneling machine according to an exemplary embodiment of the present invention. The on-site ground system comprises a near-end interface microcomputer, a near-end console, a monitoring terminal, a ground/underground switch and a connecting optical fiber.
The shield machine controller is connected to an OPC communication interface in the near-end interface microcomputer. The OPC communication interface searches the model of the shield machine controller to generate a model type label. And the data interface software in the near-end data interface microcomputer completes the connection of the target shield machine controller by calling the OPC communication interface.
The near-end data interface software, the monitoring software and the control software form near-end application software. And in the near-end local area network, the near-end data interface software is used as a server side, other software is used as a client side, and after initialization is completed, connection establishment is requested to the near-end data interface software. After the connection is established, the near-end data interface software carries out data scheduling according to an appointed local area network communication protocol;
step S102, as shown in fig. 4, is a schematic diagram of a data transmission link of a universal remote control system for a shield machine according to an exemplary embodiment of the present invention. The data interface microcomputer of the near-earth control system and the data interface microcomputer of the remote control center simultaneously adopt interface services provided by VPN service providers to establish remote-to-near-earth connection;
step S103, as shown in fig. 5, is a schematic diagram of a remote control center of a universal remote control system for a shield machine according to an exemplary embodiment of the present invention.
The remote data interface software, the monitoring software, the control software and the database software form remote application software. In the remote local area network, remote data interface software is used as a server side, other software is used as a client side, and after initialization is completed, connection establishment is requested to the remote data interface software. After the connection is established, the remote data interface software carries out data scheduling according to an appointed local area network communication protocol;
and step S104, after completing hardware configuration and data transmission network connection in the system, an operator opens the near-end data interface software and selects an OPC communication interface name. Click the "connect" button. After connecting to OPC communication interface. And (4) prompting: is connected. And clicking the creation group, and displaying data receiving information in a data receiving column after clicking. The group creation is successful. Monitoring the connection of four terminals in real time: 1. remote process control, 2, remote data display, 3, local process control, and 4, local data display. When one of the terminals is connected to the software. The corresponding control displays green, and the connection information column displays remote connection IP information and port numbers. The communication management software of the shield remote control system does not need manual operation subsequently;
the near-end data interface software receives a shield remote control instruction from the remote control data interface software through a VPN interface, decomposes and forwards the shield remote control instruction to a shield machine controller; the feedback data of the shield machine is forwarded to the remote control data interface software through a VPN interface; a network heartbeat detection signal is generated between the data interface software and the shield machine, and can be displayed in an interface when network data transmission is abnormal;
and step S105, the operator opens the near-end shield control software, and after the software initialization is completed, the remote control data interface software is connected. After the network connection is established, clicking a control panel icon; pop up the "control panel" interface. And clicking the corresponding button, and sending the instruction after secondary confirmation. Similarly operating remote shield control software;
step S106, the operator opens the near-end monitoring software. And after the software initialization is finished, connecting the remote control data interface software. And after the network connection is established, starting to receive the forwarding information of the data interface software. The monitoring software respectively displays a cutter head system, an oil pressure system, an assembling system, a soil discharging system, an electric system and an auxiliary system of the shield tunneling machine;
step S107, synchronizing step S104 to operate remote data interface software;
step S108, operating remote shield control software in a synchronous step S105;
step S109, the synchronization step S106 operates the remote monitoring software.
In summary, in an optional implementation manner, the system implementation steps provided in this embodiment can be flexibly adjusted according to actual needs. The control software process can be configured, and the monitoring software data graph/curve can be selected, so that the flexible operation/monitoring of operators is facilitated.
In practical application, the data interface software, the data monitoring software and the control software can be commonly used in an on-site ground system and a remote control center.
In practical application, an operator uses control software to complete logic control, the control software adopts a visual and configurable design, the operator selects an intermediate relay, an input relay and an output relay in a (control) mode, and inputs detailed parameters required by each behavior, such as soil pressure setting, cutter head speed, propellant speed and the like, so as to finally complete control logic output;
in practical application, monitoring software used by an operator is connected with test parameters in a system to realize the representation of the change condition of data in a graph/curve mode. The interface display of the software graph/curve can be flexibly configured by an operator, and the software graph/curve is simple to use and convenient to observe.
In practical application, a database manager collects all operation data of the operator and feedback data of the shield tunneling machine through database software, a large database is built, a construction data model is conveniently built in a later stage, and intelligent unmanned driving of the shield tunneling machine is finally achieved.
In practical application, the remote centralized remote control of a construction site is improved under the condition of simultaneous construction of multiple places, a remote shield automatic control platform is constructed, and remote centralized closed-loop control and intelligent automatic driving of shield equipment are realized by utilizing a remote communication technology, a remote control technology, a multi-information fusion technology, an automatic driving technology and the like.
The implementation of the invention has the advantages that: the invention relates to a remote control system of a shield machine, which comprises: the shield machine controller is configured to control the shield machine to operate according to a control instruction; the data acquisition module is configured to acquire and send out test data of the shield tunneling machine; the system comprises a near-end control module, a data processing module and a data processing module, wherein the near-end control module comprises a near-end data interface microcomputer, a near-end console and a near-end monitoring terminal, and the near-end console is defined to send a near-end control instruction; the remote control module is configured to comprise a remote data interface microcomputer, a remote console and a remote monitoring module, wherein the remote console is defined to send a remote control instruction; and the data transmission link is configured to comprise a communication link and a VPN interface, the communication link is defined to be connected with the near-end control module and the shield machine controller, and the VPN interface enables the remote data interface microcomputer to be connected with the near-segment data interface microcomputer through a VPN allopatric networking technology. The invention reduces the workload of shield machine operators and shortens the construction period of tunnel excavation. The requirements of improving the working efficiency, optimizing the construction flow, improving the construction visualization and universal remote control of the shield tunneling machine are met.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention disclosed herein are intended to be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides a shield constructs quick-witted control system, includes the shield constructs quick-witted controller, shield constructs quick-witted controller configuration and can control shield and construct quick-witted operation according to control command, its characterized in that, shield constructs quick-witted control system and still includes:
the data acquisition module is configured to acquire and send out test data of the shield tunneling machine;
the system comprises a near-end control module, a data processing module and a data processing module, wherein the near-end control module comprises a near-end data interface microcomputer, a near-end console and a near-end monitoring terminal, and the near-end console is defined to send a near-end control instruction;
the remote control module is configured to comprise a remote data interface microcomputer, a remote console and a remote monitoring module, wherein the remote console is defined to send a remote control instruction;
the data transmission link is configured to comprise a communication link and a VPN interface, the communication link is defined to be connected with the near-end control module and the shield machine controller, and the VPN interface enables a remote data interface microcomputer to be connected with a near-segment data interface microcomputer through a VPN allopatric networking technology;
defining that the near-end control instruction and the remote control instruction belong to control instructions which can be adopted by a shield machine controller; defining that the test data can be respectively monitored by a near-end monitoring terminal and a remote monitoring module; the near-end data interface microcomputer and the remote data interface microcomputer are configured to transmit control commands and test data.
2. The shield machine remote control system according to claim 1, wherein the near-end data interface microcomputer comprises an OPC communication interface, a near-end networking communication interface and a near-end communication interface, the OPC communication interface is internally provided with a communication protocol and/or a bottom layer driver and is used for being in adaptive connection with different shield machine controllers; the near-end networking communication interface is used for local area network networking of the near-end data interface microcomputer, the near-end console and the near-end monitoring terminal; the near-end communication interface is connected with the remote data interface microcomputer.
3. The shield machine remote control system according to claim 2, wherein the remote control module further comprises a database service defined to store shield machine test data and a process control microcomputer defined to issue process control information.
4. The shield machine remote control system of claim 3, wherein the remote data interface microcomputer comprises a remote networking communication interface and a remote communication interface. The remote networking communication interface is used for local area network networking of a remote data interface microcomputer, a process control microcomputer, a remote control console, a database server and a remote monitoring terminal; the remote communication interface is connected with the near-end communication interface.
5. The shield tunneling machine remote control system according to claim 4, wherein data interface software is embedded in the near-end data interface microcomputer and the remote data interface microcomputer, and data monitoring software is embedded in the near-end monitoring terminal and the remote monitoring terminal; and database software is arranged in the database server. The near-end console and the remote console are internally provided with control software, and the process control microcomputer is internally provided with process control software.
6. The shield tunneling machine remote control system of claim 5, wherein the data interface software, data monitoring software and control software are generic within the proximal control module and the remote control module.
7. The shield machine remote control system according to claim 1, wherein the near-end console is provided with a physical button for receiving and sending the near-end control command, and the remote console is provided with a software control interface which is the same as the physical button for receiving and sending the remote control command.
8. The remote control system of the shield tunneling machine according to claim 1, wherein the communication link includes switches respectively disposed in the shield tunneling machine controller and the near-end control module, a plurality of optical fibers are laid between the switches, and an internal redundant network architecture is formed in a port aggregation manner by using an aggregation technique of optical fiber interfaces to implement communication redundancy.
9. The remote control system of the shield tunneling machine of claim 8, wherein the VPN interface further comprises a firewall for securing data transmission using VPN remote networking technology.
10. The remote control system of claim 9, wherein the firewall is disposed at the interface between the near-end and remote control modules and the external network.
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