CN213399228U - Wireless joint control device of industrial control system - Google Patents
Wireless joint control device of industrial control system Download PDFInfo
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- CN213399228U CN213399228U CN202022634945.2U CN202022634945U CN213399228U CN 213399228 U CN213399228 U CN 213399228U CN 202022634945 U CN202022634945 U CN 202022634945U CN 213399228 U CN213399228 U CN 213399228U
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Abstract
The utility model relates to an industrial control system wireless joint control device, including controller, wireless digital transmission radio station, I \ O module, binding post etc. the controller is a compiling controller, the wireless digital transmission radio station includes wireless digital transmission radio station A, wireless digital transmission radio station B, the I \ O module is the input/output module, the binding post includes A control system binding post, B control system binding post, wireless antenna A passes through coaxial cable and is connected with wireless digital transmission radio station A; the wireless data transmission radio station A is connected with the compiling controller through an RS-485 two-core communication cable; the output and input terminal of the compiling controller is connected with the wiring terminal of the A control system through hard wiring of a two-core computer cable; the wireless antenna B is connected with the wireless data transmission radio station B through a coaxial cable; the wireless data transmission radio station B is connected with the input and output module through an RS-485 two-core communication cable, and the input and output module is connected with a wiring terminal of a control system B through a two-core control cable; the control buttons are connected to the input terminals of the compilable controller via a two-core cable.
Description
Technical Field
The utility model relates to a wireless antithetical couplet accuse device of industrial control system is applicable to unable mutual communication or is difficult to realize two wireless antithetical couplet accuse devices of industrial control system that need interlocking control of communication.
Background
Auxiliary control systems of a thermal power plant and some industrial systems need to realize interlocking control of two process systems due to process, but the conditions of remote signal attenuation and difficult construction exist; some mobile devices must use flat coiled cables, and the conditions of bad outdoor environment and the like cause the core breaking of the cables, thereby causing the out-of-control interlocking, seriously affecting the production and operation, even causing the equipment damage and the crisis personal safety accident, and having large maintenance and repair workload and high cable replacement construction cost.
Disclosure of Invention
An object of the utility model is to the not enough of above-mentioned prior art, provide a wireless antithetical couplet of industrial control system accuse device.
The utility model discloses a following technical scheme realizes:
a wireless joint control device of an industrial control system comprises a controller, a wireless data transmission radio station, an I/O module, a wiring terminal and a control button, wherein the controller is a compiling controller, the wireless data transmission radio station comprises a wireless data transmission radio station A and a wireless data transmission radio station B, the I/O module is an input/output module, and the wiring terminal comprises an A control system wiring terminal, a B control system wiring terminal and a wireless antenna A which are connected with the wireless data transmission radio station A through a coaxial cable; the wireless data transmission radio station A is connected with the compiling controller through an RS-485 two-core communication cable; the output and input terminal of the compiling controller is connected with the wiring terminal of the A control system through hard wiring of a two-core computer cable; the wireless antenna B is connected with the wireless data transmission radio station B through a coaxial cable; the wireless data transmission radio station B is connected with the input and output module through an RS-485 two-core communication cable, and the input and output module is connected with a wiring terminal of a control system B through a two-core control cable; the control buttons are connected to the input terminals of the compilable controller via a two-core cable.
The utility model discloses a further improvement lies in, but the compiling controller is the communication master station.
The utility model is further improved in that the input/output module is a communication slave station and a data acquisition module; the compilable controller communicates with the input/output module through the wireless data transmission radio station A and the wireless data transmission radio station B and configures and programs the logic relation between the input/output node and the input/output module of the compilable controller.
The utility model discloses further improvement lies in, wireless data radio station A and use spread spectrum frequency hopping technique to realize wireless encryption communication through wireless data radio station B.
The utility model discloses further improvement lies in, but the compiling controller passes through the hard-wired current control system terminal of connection to long-range I \ O module is connected in the communication, realizes the transmission of logic control relation through the logic editing.
The utility model discloses further improvement lies in, but the compiling controller adopts wireless frequency modulation technique to realize the communication with long-range I \ O module and is connected.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the joint control device comprises a compiling controller, and can carry out configuration on the remote IO module to realize logic control, thereby reducing engineering quantity and materials of controlled cable laying and the like;
2. the wireless joint control adopts spread spectrum frequency hopping encryption transmission to ensure the network security to a certain extent;
3. the wireless joint control transmission distance is controlled within 1 kilometer, the transmission distance is about 500 meters under the shielding of buildings, and the industrial network safety is physically separated;
4. the intermediate compiling controller used by the wireless joint control device is extremely difficult to be broken through half-duplex transmission, and even if the intermediate compiling controller is broken, an attacker cannot take asset feedback because the two ends of the control connection are in hard-wired voltage control, so that the industrial control safety is ensured to a certain extent.
Drawings
FIG. 1 is the utility model discloses a structural schematic diagram of wireless joint control device of industrial control system
Description of reference numerals:
the wireless data transmission system comprises a wireless antenna A1, a wireless antenna B2, a wireless data transmission radio station A3, a wireless data transmission radio station B4, a compiling controller 5, an input/output module 6, a control system wiring terminal A7, a control system wiring terminal B8 and a control button 9.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the utility model provides a pair of wireless antithetical couplet of industrial control system accuse device, a serial communication port, including controller, wireless data transfer radio station, IO module, binding post and control button 9, wherein, the controller is compiler control ware 5, and wireless data transfer radio station includes wireless data transfer radio station A3, wireless data transfer radio station B4, and IO module is input/output module 6, and binding post includes that A control system binding post 7, B control system binding post 8, wireless antenna A1 are connected with wireless data transfer radio station A3 through coaxial cable; the wireless data transmission radio station A3 is connected with the compiling controller 5 through an RS-485 two-core communication cable; the output and input terminal of the compiling controller 5 is connected with the A control system wiring terminal 7 through hard wiring of a two-core computer cable; the wireless antenna B2 is connected with the wireless data radio B4 through a coaxial cable; the wireless data transmission station B4 is connected with the input/output module 6 through an RS-485 two-core communication cable, and the input/output module 6 is connected with a B control system wiring terminal 8 through a two-core control cable; the control buttons 9 are connected to the input terminals of the compilable controller by a two-wire cable.
Preferably, the compiling controller is directly connected with the terminal of the existing control system through hard wiring, is in communication connection with the remote I \ O module, and realizes logic control relation transmission through logic editing;
preferably, the compiling controller and the remote I \ O module are in communication connection by adopting a wireless frequency modulation (spread spectrum) technology;
preferably, the control button 9 can cut off the interlock control at any time;
preferably, the joint control device and the two control systems realize the interlocking control of the two control systems, and the two control systems are not in communication connection.
Claims (6)
1. The wireless joint control device of the industrial control system is characterized by comprising a controller, a wireless data transmission radio station, an I \ O module, a wiring terminal and a control button (9), wherein,
the controller is a compiling controller (5), the wireless data transmission radio station comprises a wireless data transmission radio station A (3) and a wireless data transmission radio station B (4), the I \ O module is an input and output module (6), and the wiring terminal comprises an A control system wiring terminal (7), a B control system wiring terminal (8) and a wireless antenna A (1) which are connected with the wireless data transmission radio station A (3) through a coaxial cable; the wireless data transmission radio station A (3) is connected with the compiling controller (5) through an RS-485 two-core communication cable; the output and input terminal of the compiling controller (5) is connected with the wiring terminal (7) of the control system A through hard wiring of a two-core computer cable; the wireless antenna B (2) is connected with the wireless data transmission radio station B (4) through a coaxial cable; the wireless data transmission radio station B (4) is connected with the input and output module (6) through an RS-485 two-core communication cable, and the input and output module (6) is connected with a B control system wiring terminal (8) through a two-core control cable; the control button (9) is connected with the input terminal of the compiling controller through a two-core cable.
2. An industrial control system wireless joint control device according to claim 1, characterized in that the compiling controller (5) is a communication master station.
3. The industrial control system wireless joint control device according to claim 1, wherein the input and output module (6) is a communication slave station and a data acquisition module; the compilable controller (5) communicates with the input/output module (6) through the wireless data transmission radio station A (3) and through the wireless data transmission radio station B (4) and configures and programs the logic relationship between the input/output node and the input/output module (6).
4. The industrial control system wireless joint control device according to claim 1, wherein the wireless data transmission station a (3) and the wireless data transmission station B (4) use spread spectrum frequency hopping technology to realize wireless encryption communication.
5. The industrial control system wireless joint control device according to claim 1, wherein the compiling controller (5) is connected with the existing control system terminal through hard wiring, is in communication connection with a remote I \ O module, and realizes logic control relation transmission through logic editing.
6. The industrial control system wireless joint control device according to claim 1, wherein the compilable controller (5) and the remote I \ O module are in communication connection by adopting a wireless frequency modulation technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022634945.2U CN213399228U (en) | 2020-11-12 | 2020-11-12 | Wireless joint control device of industrial control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022634945.2U CN213399228U (en) | 2020-11-12 | 2020-11-12 | Wireless joint control device of industrial control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213399228U true CN213399228U (en) | 2021-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022634945.2U Active CN213399228U (en) | 2020-11-12 | 2020-11-12 | Wireless joint control device of industrial control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213399228U (en) |
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2020
- 2020-11-12 CN CN202022634945.2U patent/CN213399228U/en active Active
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