Control system

Abstract

The utility model relates to the technical field of industrial control system hardware, and discloses a control system. By optimizing the layout design, signal transmission among the cabinets can be quickly realized, and the optimization of the layout is beneficial to saving the earlier-stage investment; the optimized layout design enables the fault signal to be traced more easily, and the layout design considers the safety requirements of the system, such as grounding, card layout and the like, thereby improving the safety performance of the system. And through reasonable layout, stable operation of the system is ensured. According to actual requirements, a system expansion cabinet, a power supply expansion cabinet, a secondary instrument display cabinet and the like can be configured to meet requirements in different scenes. And the layout of the components in the cabinet can be flexibly adjusted according to actual requirements, so that the problem that the configuration of a hardware part of a traditional industrial control system does not meet safety requirements, such as undistinguished grounding and unreasonable card layout, is solved, and production fluctuation and safety accident risks caused by untimely fault identification are avoided.

Description

Technical Field

[0001] This application belongs to the field of industrial control system hardware technology, and specifically relates to a control system. Background Technology

[0002] DCS (Distributed Control System) is a highly integrated and modular control system widely used in industrial automation. Its hardware layout design is crucial to ensuring efficient, safe, and stable system operation. However, some problems in existing industrial control system hardware configurations remain unresolved. For example, indiscriminate grounding and unreasonable card layout make system upgrades and expansions difficult; untimely fault identification causes production fluctuations and increases the risk of safety accidents; redundant and complex cable wiring makes maintenance difficult and increases investment costs. Utility Model Content

[0003] In view of the above-mentioned shortcomings in the prior art, the purpose of the embodiments of this application is to provide a control system.

[0004] To achieve the above objectives, this application provides a control system, comprising:

[0005] The power cabinet includes a first back panel located in the middle of the cabinet. The front and back of the first back panel include a circuit breaker, a wiring plate, and multiple 2P air switch groups installed sequentially on the first back panel. The wiring plate includes an L-end wiring plate and an N-end wiring plate. Each 2P air switch group includes multiple 2P air switches. The circuit breaker's input terminal is used to connect to the UPS power supply. The circuit breaker's L-end output terminal is connected to the L-end wiring plate, and the circuit breaker's N-end output terminal is connected to the N-end wiring plate. The circuit breaker, wiring plate, and each 2P air switch group are installed in separate areas. Each area is equipped with a guide rail. The circuit breaker and each 2P air switch group are installed on the guide rail by a snap-fit ​​structure. Each area is divided by a horizontal cable tray. The two ends of each horizontal cable tray converge into the vertical cable trays located on both sides of the surface of the first back panel.

[0006] The system cabinet includes a second back panel located in the middle of the cabinet. The front of the second back panel includes a horizontally divided first front area and a second front area. The first front area includes a controller and a first network switch installed side by side. The second front area includes a vertically divided first front sub-area and a second front sub-area. Each of the first and second front sub-areas includes multiple front card base plates that are bolted together and installed vertically in sequence. Each front card base plate includes a first communication module card or I / O module card installed by a card slot. The back of the second back panel includes a horizontally divided first reverse area and a second reverse area. The first reverse area is equipped with a guide rail, on which are mounted card slots. The system power module and system 2P air switch group are installed by a snap-fit ​​structure. The second reverse area includes a first reverse sub-area and a second reverse sub-area that are divided longitudinally. Both the first and second reverse sub-areas include multiple reverse card base plates that are fixed with bolts and installed longitudinally in sequence. Each reverse card base plate includes an I / O module card that is installed by a slot-type embedding method. The power supply terminals of all front card base plates and reverse card base plates are connected to the system power module. The system power module is also connected to the system 2P air switch group. The system 2P air switch group is connected to the free 2P air switch on the front of the first back panel and the free 2P air switch on the reverse side of the first back panel.

[0007] The network cabinet includes a second network switch, an optical modem converter, and a network power module. Each side of the cabinet is equipped with a longitudinal cable tray and a perforated rail. The second network switches and optical modem converters are installed in separate areas, which are divided by a transverse cable tray. The mounting ears on both sides of each second network switch and the mounting ears on both sides of the optical modem converter are connected to the holes of the perforated rail with bolts. For a predetermined number of first target areas in all areas, the network power module is set in the empty space in the depth after the second network switch or optical modem converter is installed. The network power module is connected to the empty 2P power circuit breaker on the front and the empty 2P power circuit breaker on the back of the first back panel.

[0008] The first network switch is connected to the second network switch.

[0009] In this embodiment of the application, the control system further includes:

[0010] The safety barrier cabinet includes a third back panel located in the middle of the cabinet. The front of the third back panel includes a third front area and a fourth front area divided horizontally. The third front area includes a first switching switch with a safety indicator light and a paired single-layer terminal block installed side by side. The fourth front area includes a third front sub-area and a fourth front sub-area divided vertically. Both the third front sub-area and the fourth front sub-area include multiple safety barrier base plates that are fixed with bolts and installed vertically in sequence. Each safety barrier base plate includes a safety barrier installed by a slot-type embedding method.

[0011] The reverse side of the third back panel includes a horizontally divided third reverse area, a fourth reverse area, and a fifth reverse area. The third reverse area includes a safety barrier power module and a safety barrier 2P air switch assembly mounted on a rail. The fourth reverse area includes a 1P air switch assembly mounted on a rail and paired single-layer terminals. The fifth reverse area includes a vertically divided third reverse sub-area and a fourth reverse sub-area. Both the third and fourth reverse sub-areas include multiple safety barrier base plates that are bolted and installed vertically in sequence. Each safety barrier base plate includes a safety barrier installed by a slot-type embedding method. The safety barrier 2P air switch assembly is connected to the free 2P power switch on the front side of the first back panel and the free 2P power switch on the reverse side of the first back panel, respectively.

[0012] The 2P safety barrier circuit breaker group is connected to the first switching switch with a fuse indicator light or the 1P circuit breaker group respectively through the safety barrier power module;

[0013] The positive power supply terminals of each safety barrier base plate are connected to the first switching switch with a safety indicator light, and the negative power supply terminals of each safety barrier base plate are connected to the single-layer terminals paired with the first switching switch with a safety indicator light.

[0014] In this embodiment of the application, the control system further includes:

[0015] The relay cabinet includes a fourth back panel located in the middle of the cabinet. The front of the fourth back panel includes a fifth front area and a sixth front area divided horizontally. The fifth front area includes a second switching switch with a safety indicator light and a paired single-layer terminal block installed side by side. The sixth front area includes a fifth front sub-area and a sixth front sub-area divided vertically. Both the fifth front sub-area and the sixth front sub-area are equipped with guide rails. Relay groups and / or current transmitter isolation barrier groups installed on the guide rails by a snap-fit ​​structure are installed on the guide rails.

[0016] The reverse side of the fourth back panel includes a horizontally divided sixth and seventh reverse area. The sixth reverse area includes a relay power module and a relay 2P air switch group installed in parallel. The seventh reverse area includes a vertically divided fifth and sixth reverse sub-areas. Both the fifth and sixth reverse sub-areas are equipped with guide rails, and relay groups and / or current transmitter isolation barriers are installed on the guide rails by a snap-fit ​​structure.

[0017] The 2P relay circuit breaker group is connected to the second switching switch with a fuse indicator light via a relay power module;

[0018] The relay 2P air switch group is connected to the unused power 2P air switch on the front of the first back panel and the unused power 2P air switch on the back of the first back panel, respectively.

[0019] The positive power supply terminals of each relay group and current transmitter isolation barrier group are connected to the second switching switch with a fuse indicator light, and the negative power supply terminals of each relay group and current transmitter isolation barrier group are connected to the single-layer terminals of the second switching switch with a fuse indicator light.

[0020] In this embodiment, a grounding copper plate is provided on the bottom edge side of the power cabinet, safety barrier cabinet, or relay cabinet. The grounding copper plate is connected to a ring grounding grid, and the two sides of the ring grounding grid are connected to the grounding electrodes of civil engineering facilities. The grounding copper plate includes a protective grounding copper plate, a working grounding copper plate, and a shielding grounding copper plate.

[0021] In this embodiment, the safety barrier base plate in the safety barrier cabinet or the relay base plate in the relay cabinet is connected to the adapter board via hardwiring. Based on the signal type, the adapter board is configured to connect to the corresponding I / O module card in the system cabinet via a dedicated DB signal cable.

[0022] In this embodiment of the application, the control system further includes:

[0023] The terminal cabinet includes a seventh back panel located in the middle of the cabinet. For the front and back of the seventh back panel, there are multiple single-layer terminal groups installed in different areas on the seventh back panel. Each area is divided by a longitudinal cable tray, and the two ends of each transverse cable tray converge into transverse cable trays located on both sides of the surface of the seventh back panel.

[0024] The terminal cabinet is connected to the safety barrier cabinet or relay cabinet, and is used to connect field equipment.

[0025] Based on the signal receiving type, the safety barrier cabinet or relay cabinet is configured to connect directly to the field equipment or to the field equipment via a terminal cabinet.

[0026] In this embodiment of the application, the control system further includes:

[0027] The server cabinet includes server 2P circuit breaker groups installed in sequential sections and multiple servers. Each section is divided by a horizontal cable tray. The two ends of each horizontal cable tray converge into the vertical cable trays located on both sides inside the server cabinet. The server 2P circuit breaker groups are installed using a snap-on method based on the guide rails, and the multiple servers are installed using bolts based on the perforated guide rails.

[0028] The server 2P circuit breaker group is connected to the unused 2P power circuit breaker on the front of the first back panel and the unused 2P circuit breaker on the back of the first back panel, respectively.

[0029] The server rack also includes a server power module. For a predetermined number of second target areas in all areas, the server power module is set in the empty area in the depth after the server is installed. The server power module is connected to the server 2P air switch group to provide power to each server.

[0030] In this embodiment of the application, the control system further includes:

[0031] The power expansion cabinet includes a fifth back panel located in the middle of the cabinet. The front and back of the fifth back panel include an expansion circuit breaker, an expansion wiring plate, and multiple expansion power 2P air switch groups installed sequentially on the fifth back panel. The expansion wiring plate includes an L-end expansion wiring plate and an N-end expansion wiring plate. Each expansion power 2P air switch group includes multiple expansion 2P air switches. The expansion circuit breaker is connected to the UPS bypass power supply. The L-end output terminal of the expansion circuit breaker is connected to the L-end expansion wiring plate, and the N-end output terminal of the expansion circuit breaker is connected to the N-end expansion wiring plate.

[0032] The expansion circuit breakers, expansion wiring brass plates, and each expansion power 2P air switch group are installed in separate areas. Each area is equipped with a guide rail. The expansion circuit breakers and each expansion power 2P air switch group are installed on the guide rail by a snap-fit ​​structure. Each area is divided by a horizontal busbar. The two ends of each horizontal busbar converge into the vertical busbar located on both sides of the fifth back plate surface.

[0033] In this embodiment of the application, the control system further includes:

[0034] The secondary display instrument cabinet includes a 2P air switch group for display instruments installed in separate areas and multiple secondary display instruments.

[0035] The 2P air switch group of the display instrument is connected to the 2P air switch of the extended power supply that is not available on the front of the fifth back panel and the 2P air switch of the extended power supply that is not available on the back of the fifth back panel, respectively.

[0036] The secondary display instrument cabinet also includes a display instrument power supply module. For a preset number of third target areas in all areas, the display instrument power supply module is set in the empty area in the depth after the secondary display instrument is installed. The display instrument power supply module is connected to the display instrument 2P air switch group to provide power to the secondary display instrument.

[0037] In this embodiment of the application, the control system further includes:

[0038] The system expansion cabinet includes a sixth back panel located in the middle of the cabinet. The front of the sixth back panel includes a horizontally divided seventh front area and an eighth front area. The seventh front area includes a communication module. The eighth front area includes a vertically divided seventh front sub-area and an eighth front sub-area. Both the seventh and eighth front sub-areas include multiple front expansion card base plates that are fixed with bolts and installed vertically in sequence. Each front expansion card base plate includes a second communication module card or I / O module card that is installed by a card slot embedding method.

[0039] The system expansion cabinet is connected to the first communication module of the system cabinet via the second communication module;

[0040] The reverse side of the sixth back panel includes the horizontally divided eighth and ninth reverse areas. The eighth reverse area is equipped with a guide rail, on which a system expansion power module and a system expansion 2P air switch group are installed by a snap-fit ​​structure. The ninth reverse area includes the vertically divided seventh and eighth reverse sub-areas. Both the seventh and eighth reverse sub-areas include multiple reverse expansion card base plates that are fixed with bolts and installed vertically in sequence. Each reverse expansion card base plate includes an I / O module card installed by a slot-type embedding method.

[0041] All power supply terminals on the front and back expansion card base plates are connected to the system expansion power module. The system expansion power module is also connected to the system expansion 2P circuit breaker group. The system expansion 2P circuit breaker group is connected to the unused 2P power circuit breaker on the front of the first back panel and the unused 2P power circuit breaker on the back of the first back panel, respectively.

[0042] Through the aforementioned control system, optimized layout design enables rapid signal transmission between cabinets, saving initial investment. The optimized layout also facilitates easier fault signal tracing. The layout design considers system safety requirements, such as grounding and card placement, enhancing system safety performance. A reasonable layout ensures stable system operation. Depending on actual needs, system expansion cabinets, power supply expansion cabinets, and secondary instrument display cabinets can be configured to meet the requirements of different scenarios. The component layout within the cabinets can also be flexibly adjusted according to actual needs, resolving the problem of traditional industrial control system hardware configurations failing to meet safety requirements, such as indiscriminate grounding and unreasonable card placement, thus avoiding production fluctuations and safety risks caused by untimely fault identification.

[0043] Other features and advantages of the embodiments of this application will be described in detail in the following detailed description section. Attached Figure Description

[0044] The accompanying drawings are provided to further illustrate the embodiments of this application and form part of the specification. They are used together with the following detailed description to explain the embodiments of this application, but do not constitute a limitation on the embodiments of this application. For those skilled in the art, other drawings can be obtained based on the structures shown in these drawings without any inventive effort. In the drawings:

[0045] Figure 1 This illustration schematically shows a structural diagram of a control system according to an embodiment of the present application;

[0046] Figure 2 This illustration shows a schematic diagram of the structure of a power cabinet according to an embodiment of this application;

[0047] Figure 3 This illustration schematically shows a structural diagram of a system cabinet according to an embodiment of this application;

[0048] Figure 4 This illustration shows a schematic diagram of the structure of a network cabinet according to an embodiment of this application;

[0049] Figure 5 This illustration schematically shows a structural diagram of a safety barrier cabinet according to an embodiment of this application;

[0050] Figure 6 This illustration schematically shows a structural diagram of a relay cabinet according to an embodiment of this application;

[0051] Figure 7 This illustration schematically shows a structural diagram of a terminal cabinet according to an embodiment of this application;

[0052] Figure 8This illustration shows a schematic diagram of the structure of a server rack according to an embodiment of this application;

[0053] Figure 9 The schematic diagram illustrates the structure of a secondary display instrument cabinet according to an embodiment of this application.

[0054] Explanation of reference numerals in the attached figures

[0055] 10. Control system; 100. Power supply cabinet; 110. Circuit breaker; 130. 2P air switch group; 121. L-end wiring plate; 122. N-end wiring plate; 200. System cabinet; 210. Controller; 220. First network switch; 230. First communication module card; 231. Communication module card wiring port; 240. I / O module card; 241. I / O module card wiring port; 250. System power supply module; 260. System 2P air switch group; 300. Network cabinet; 310. Second network switch; 320. Optical mode converter; 330. Network power supply module; 400. Safety barrier cabinet; 410. First switching switch with fuse indicator light; 411. Single-layer terminal block for the first switching switch with fuse indicator light; 420. Safety barrier; 421. Safety barrier wiring port; 430. Safety barrier power supply module; 440. 2P air switch group for safety barrier ; 450, 1P air switch group; 451, single-layer terminal block for 1P air switch group; 500, relay cabinet; 510, second switching switch with fuse indicator light; 511, single-layer terminal block for second switching switch with fuse indicator light; 520, relay group; 521, relay terminal block; 530, current transmitter isolation barrier group; 531, current transmitter isolation barrier terminal block; 540, relay power module; 550, relay 2P air switch group; 600, terminal cabinet; 610, single-layer terminal group; 700, server cabinet; 710, server 2P air switch group; 720, server; 730, server power module; 740, KVM; 800, secondary display instrument cabinet; 810, display instrument 2P air switch group; 820, secondary display instrument; 830, display instrument power module; 1100, horizontal cable tray; 1200, vertical cable tray. Detailed Implementation

[0056] The specific embodiments of this application will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for illustration and explanation only and are not intended to limit this application.

[0057] It should be noted that if the embodiments of this application involve directional indicators (such as up, down, left, right, front, back, etc.), the directional indicators are only used to explain the relative positional relationship and movement of the components in a certain specific posture (as shown in the figure). If the specific posture changes, the directional indicators will also change accordingly.

[0058] Furthermore, if the embodiments of this application involve descriptions such as "first" or "second," these descriptions are for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the number of technical features indicated. Therefore, features defined with "first" or "second" may explicitly or implicitly include at least one of those features. Additionally, the technical solutions of various embodiments can be combined with each other, but this must be based on the ability of those skilled in the art to implement them. If the combination of technical solutions is contradictory or impossible to implement, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection claimed in this application.

[0059] Figure 1 The control system 10 of the first embodiment of this application is illustrated schematically. Please refer to the following: Figure 1 , Figure 2 as well as Figure 3 In one embodiment of this application, a control system 10 is provided, the control system 10 comprising:

[0060] The power cabinet 100 includes a first back panel located in the middle of the cabinet. The front and back of the first back panel respectively include a circuit breaker 110, wiring plates, and multiple 2P circuit breaker groups 130 sequentially mounted on the first back panel. The wiring plates include an L-end wiring plate 121 and an N-end wiring plate 122. Each 2P circuit breaker group 130 includes multiple 2P circuit breakers. The incoming terminal of the circuit breaker 110 is used to connect to the UPS power supply, and the L-end output terminal of the circuit breaker 110 is connected to the L-end... The copper plate 121 is connected, and the N-terminal of the circuit breaker 110 is connected to the N-terminal copper plate 122. The circuit breaker 110, the copper plate, and each 2P air switch group 130 are installed in separate areas. Each area is equipped with a guide rail. The circuit breaker 110 and each 2P air switch group 130 are installed on the guide rail by a snap-fit ​​structure. Each area is divided by a transverse cable tray 1100. The two ends of each transverse cable tray 1100 converge into the longitudinal cable tray 1200 located on both sides of the surface of the first back plate.

[0061] In this embodiment, it should be noted that the DCS system includes at least a power supply cabinet 100, a system cabinet 200, and a network cabinet 300. In some embodiments, the DCS system may also include other components such as a server cabinet 700, a safety barrier cabinet 400, and a relay cabinet 500. The power supply cabinet 100 is the power supply center of the DCS system, used to supply power to each cabinet. Specifically, the power supply cabinet 100 adopts a front and back configuration, improving space utilization. The back panel located in the middle of the cabinet in the power supply cabinet 100 is the first back panel. The front and back of the first back panel use the same component configuration to achieve redundant power supply configuration. The input terminals of the circuit breaker 110 on the front and the circuit breaker 110 on the back of the first back panel are respectively connected to two different UPS power supplies (Uninterruptible Power Supply), ensuring that the system can continue to operate stably when the UPS fails or the power supply switches, achieving redundant power supply and improving system reliability. The 2P air switch installed in the power supply cabinet 100 is a power 2P air switch. The bottom frame of the power cabinet 100 is equipped with a grounding copper plate on each of the left and right sides, namely the protective grounding copper plate and the working grounding copper plate.

[0062] Each area within the power cabinet 100 is separated by horizontal cable trays 1100, with both ends of each horizontal cable tray 1100 converging into vertical cable trays 1200 located on both sides of the first back panel surface. The installation positions of each component within the power cabinet 100 are at a distance greater than a preset value from either the horizontal or vertical cable trays 1100, for example, greater than or equal to 30mm. Based on actual application requirements, multiple 2P circuit breakers located in the same area can be grouped into a single 2P circuit breaker group 130. The number of 2P circuit breaker groups 130 in the power cabinet 100 can also be adjusted based on actual application requirements. The 2P circuit breakers are used to provide power to other cabinets within the system. The L-terminal of the circuit breaker 110 is connected to the L-terminal wiring plate 121, and the N-terminal of the circuit breaker 110 is connected to the N-terminal wiring plate 122. Within the same 2P circuit breaker group, the L terminals of all 2P circuit breakers are short-circuited and connected to the L terminal connection plate 121; similarly, the N terminals of all 2P circuit breakers within the same group are short-circuited and connected to the N terminal connection plate 122. The connection plate connects to the incoming terminal of the power 2P circuit breaker for distributing 220V power. The outgoing terminals of the power 2P circuit breaker connect to the power modules in each cabinet within the system or to the next-level 2P circuit breaker, enabling precise power control and protection. Circuit breaker 110, each 2P circuit breaker group, and the connection plate are all equipped with insulating protective covers to prevent accidental contact.

[0063] The system cabinet 200 includes a second back panel located in the middle of the cabinet. The front of the second back panel includes a horizontally divided first front area and a second front area. The first front area includes a controller 210 and a first network switch 220 installed side by side. The second front area includes a vertically divided first front sub-area and a second front sub-area. Both the first and second front sub-areas include multiple front clip base plates that are bolted together and installed vertically in sequence. Each front clip base plate includes a first communication module card 230 or an I / O module card 240 installed by a slot-type embedding method. The back of the second back panel includes a horizontally divided first back area and a second back area. The first back area is provided with a guide rail, and the guide rail is provided with a snap-fit ​​structure. The installed system power module 250 and system 2P air switch group 260, the second reverse area includes a first reverse sub-area and a second reverse sub-area divided longitudinally, the first reverse sub-area and the second reverse sub-area each include multiple reverse card base plates fixed with bolts and installed longitudinally, each reverse card base plate includes I / O module card 240 installed by card slot embedding, wherein the power supply terminals of all front card base plates and reverse card base plates are connected to the system power module 250, the system power module 250 is also connected to the system 2P air switch group 260, the system 2P air switch group 260 is connected to the free power 2P air switch on the front of the first back panel and the free power 2P air switch on the reverse of the first back panel respectively;

[0064] In this embodiment, it should be noted that each area within the system cabinet 200 is divided by cable trays. The distance between the installation position of each component within the system cabinet 200 and the upper and lower cable trays is greater than a preset distance, for example, greater than or equal to 50mm. The network switch installed within the system cabinet 200 is the first network switch 220; the power module installed within the system cabinet 200 is the system power module 250; the 2P circuit breaker group installed within the system cabinet 200 is the system 2P circuit breaker group 260; and the communication module card installed within the system cabinet 200 is the first communication module card 230. The controller 210, the first network switch 220, the system power module 250, the first communication module card 230, and the system 2P circuit breaker within the system cabinet 200 are all redundantly configured. The I / O module card 240 may include, in sequence, redundant analog output modules, analog output modules, digital output modules, redundant analog input modules, analog input modules, and digital input modules. The system power module 250 includes a PSU (Power Supply Unit) and a PDU (Power Distribution Unit). The PSU converts 220V to 24V and connects the cards that require 24V power to the PSU. The PDU supplies 220V power to the base plates of the front and back cards.

[0065] The first communication module card 230 or I / O module card 240 is provided, wherein the communication module card 230 includes a communication module card connection port 231, and the I / O module card 240 includes an I / O module card connection port 241.

[0066] The network cabinet 300 includes a second network switch 310, an optical modem converter 320, and a network power module 330. Each side of the cabinet 300 is equipped with a longitudinal cable tray 1200 and a perforated guide rail. The second network switches 310 and optical modem converters 320 are installed in equally divided areas, separated by transverse cable trays 1100. The mounting ears on both sides of each second network switch 310 and optical modem converter 320 are connected to the holes in the perforated guide rail using bolts. For a predetermined number of first target areas within all areas, the network power module 330 is placed in the empty space in the longitudinal direction after the second network switches 310 or optical modem converters 320 are installed. The network power module 330 is connected to an empty 2P power switch on the front and back of the first backplane. The first network switch 220 is connected to the second network switch 310.

[0067] In this embodiment, it should be noted that the network switch inside the network cabinet 300 is the second network switch 310; the power module inside the network cabinet 300 is the network power module 330, which is a PDU power supply. The second network switch 310, the optical modem converter 320, and the PDU power supply all have mounting ears, which are connected to the holes of the perforated guide rail by bolts. The first network switch 220 is connected to the second network switch 310, and the second network switch 310 is connected to the operator station, the engineer station, and the server cabinet 700.

[0068] refer to Figure 5 In one embodiment, the control system 10 further includes:

[0069] The safety barrier cabinet 400 includes a third back panel located in the middle of the cabinet. The front of the third back panel includes a third front area and a fourth front area divided horizontally. The third front area includes a first switching switch 410 with a safety indicator light and a paired single-layer terminal block 411 installed side by side. The fourth front area includes a third front sub-area and a fourth front sub-area divided vertically. Both the third front sub-area and the fourth front sub-area include multiple safety barrier base plates that are fixed with bolts and installed vertically in sequence. Each safety barrier base plate includes a safety barrier 420 installed by a slot-type embedding method.

[0070] The reverse side of the third back panel includes a horizontally divided third reverse area, a fourth reverse area, and a fifth reverse area. The third reverse area includes a safety barrier power module 430 and a safety barrier 2P air switch group 440 mounted on a rail. The fourth reverse area includes a 1P air switch group 450 mounted on a rail and a paired single-layer terminal block 451. The fifth reverse area includes a vertically divided third reverse sub-area and a fourth reverse sub-area. Both the third and fourth reverse sub-areas include multiple safety barrier base plates that are bolted and installed vertically in sequence. Each safety barrier base plate includes a safety barrier 420 installed by a slot-type embedding method. The safety barrier 2P air switch group 440 is connected to the free 2P air switch on the front side of the first back panel and the free 2P air switch on the reverse side of the first back panel, respectively.

[0071] The safety barrier 2P air switch group 440 is connected to the first switching switch 410 with a fuse indicator light or the 1P air switch group 450 respectively through the safety barrier power module 430;

[0072] The positive power supply terminals of each safety barrier base plate are connected to the first switching switch 410 with a safety indicator light, and the negative power supply terminals of each safety barrier base plate are connected to the single-layer terminals 411 paired with the first switching switch 410 with a safety indicator light.

[0073] In this embodiment, it should be noted that the power module inside the safety barrier cabinet 400 is the safety barrier power module 430; the 2P air switch group inside the safety barrier cabinet 400 is the safety barrier 2P air switch group 440; and the switching switch with a fuse indicator light inside the safety barrier cabinet 400 is the first switching switch with a fuse indicator light 410. The safety barrier power module 430 includes a redundantly configured PSU power supply. The safety barrier 2P air switch group 440 includes at least two safety barrier 2P air switches. The safety barrier cabinet 400 is used for 24V power supply equipment. The single-layer wiring terminals 411 of the safety barrier base plate, the first switching switch with a fuse indicator light 410, and the first switching switch with a fuse indicator light 410 are paired one-to-one and independent of each other. The 1P air switch group 450 includes multiple 1P air switches, and the 1P air switch group 450 is used to supply power to the power supply terminal of the field four-wire measuring instrument. The quantity and type of safety barriers 420 are configured according to actual needs. Safety barriers 420 types include analog input safety barriers, analog output safety barriers, RTD (Resistance Temperature Detector) temperature safety barriers, digital input safety barriers, and digital output safety barriers. Among them, RTD temperature safety barriers are used for thermocouple signal conversion. Safety barrier 420 includes a safety barrier connection port 421.

[0074] refer to Figure 6In one embodiment, the control system 10 further includes:

[0075] The relay cabinet 500 includes a fourth back panel located in the middle of the cabinet. The front of the fourth back panel includes a fifth front area and a sixth front area divided horizontally. The fifth front area includes a second switching switch 510 with a safety indicator light and a paired single-layer terminal block 511 installed side by side. The sixth front area includes a fifth front sub-area and a sixth front sub-area divided vertically. Both the fifth front sub-area and the sixth front sub-area are provided with guide rails. Relay groups 520 and / or current transmitter isolation barriers 530 installed by a snap-fit ​​structure are provided on the guide rails.

[0076] The reverse side of the fourth back panel includes a horizontally divided sixth and seventh reverse area. The sixth reverse area includes a relay power module 540 and a relay 2P air switch group 550 installed in parallel. The seventh reverse area includes a vertically divided fifth and sixth reverse sub-areas. Both the fifth and sixth reverse sub-areas are provided with guide rails. Relay groups 520 and / or current transmitter isolation barriers 530 are installed on the guide rails by a snap-fit ​​structure.

[0077] The 2P relay circuit breaker group 550 is connected to the second switching switch 510 with a fuse indicator light via the relay power module 540;

[0078] The relay 2P air switch group 550 is connected to the unused power 2P air switch on the front of the first back panel and the unused power 2P air switch on the back of the first back panel, respectively.

[0079] The positive power supply terminals of each relay group 520 and current transmitter isolation barrier group 530 are respectively connected to the second switching switch 510 with a fuse indicator light, and the negative power supply terminals of each relay group 520 and current transmitter isolation barrier group 530 are respectively connected to the single-layer terminals 511 paired with the second switching switch 510 with a fuse indicator light.

[0080] In this embodiment, it should be noted that the switching switch with a fuse indicator light inside the relay cabinet 500 is the second switching switch with a fuse indicator light 510; the power module inside the relay cabinet 500 is the relay power module 540; and the 2P air switch group inside the relay cabinet 500 is the relay 2P air switch group 550. The relay power module 540 includes a redundantly configured PSU power supply. The relay 2P air switch group 550 includes at least two relay 2P air switches. The relay cabinet 500 is used for 220V signal power supply cards. The relay cabinet 500 is used for signal isolation of electrical equipment. The number and type of relays or the number and type of current transmitter isolation barriers are configured according to actual needs. The current transmitter isolation barrier group 530 is used for current measurement of field equipment. The relay group 520 includes multiple relays. The positive power supply terminals of the multiple relays in each relay group 520 are connected in series to the second switching switch with a fuse indicator light 510. The negative power supply terminals of the multiple relays in each relay group 520 are connected in series to the single-layer terminal 511 paired with the second switching switch with a fuse indicator light 510. The relay group 520 includes a relay connection port 521; the current transmitter isolation barrier group 530 includes a current transmitter isolation barrier connection port 531.

[0081] In one embodiment, a grounding copper plate is provided on the bottom edge side of the power cabinet 100, safety barrier cabinet 400, or relay cabinet 500. The grounding copper plate is connected to a ring grounding grid, and the two sides of the ring grounding grid are connected to the grounding electrodes of civil engineering facilities. The grounding copper plate includes a protective grounding copper plate, a working grounding copper plate, and a shielding grounding copper plate.

[0082] In one embodiment, the safety barrier base plate in the safety barrier cabinet 400 or the relay base plate in the relay cabinet 500 is connected to the adapter board via hardwiring. Based on the signal type, the adapter board is configured to connect to the corresponding I / O module card 240 in the system cabinet 200 via a dedicated DB signal cable.

[0083] In this embodiment, it should be noted that the protective grounding copper plate is used to connect the protective grounding wire of the equipment, ensuring that the current can be safely conducted to the ground in the event of a fault, preventing electric shock to personnel and damage to equipment. The working grounding copper plate is used to connect the working grounding wire of the equipment, ensuring that the equipment can be stably grounded during normal operation, improving the stability and reliability of the equipment. The shielding grounding copper plate is used to connect the shielding wire of the equipment, reducing electromagnetic interference and electrostatic interference, and improving the anti-interference capability of the equipment. The ring grounding network is a continuous grounding system arranged around the cabinet room to form a closed loop. The ring grounding network is connected to the earth through multiple grounding electrodes, which can reduce the grounding resistance and improve the grounding effect. The ring grounding network can form an equipotential body, reducing the potential difference between equipment in the cabinet room, thereby improving the anti-interference capability of the equipment. The civil engineering grounding electrode is a metal conductor that penetrates deep into the ground and is used to conduct current to the earth. By connecting the civil engineering grounding electrode, the safety and reliability of the grounding system can be ensured. Even if the grounding system in the cabinet room fails, the current can still be conducted to the earth through the grounding electrode, preventing electric shock to personnel and damage to equipment.

[0084] Safety barrier cabinet 400 and relay cabinet 500 play a crucial role in the industrial automation and control system 10. They are responsible for protecting the connection between field devices and the control system 10, ensuring the safe transmission of signals. Both the safety barrier base plate in safety barrier cabinet 400 and the relay base plate in relay cabinet 500 are connected to the adapter board via hardwiring. Hardwiring means using physical wires or cables to establish circuit connections, providing reliable electrical connections and signal transmission. The adapter board is specifically designed based on signal type to adapt to and convert different signals. The adapter board can identify and process signals from the safety barrier base plate or relay base plate and convert them into a format suitable for receiving by the I / O module cards 240 within system cabinet 200. The signals processed by the adapter board are transmitted to the corresponding I / O module cards 240 within system cabinet 200 via a dedicated DB signal cable. The DB signal cable is a commonly used connection cable with standardized interfaces and signal transmission capabilities, ensuring the stability and accuracy of signals during transmission.

[0085] refer to Figure 7 In one embodiment, the control system 10 further includes:

[0086] Terminal cabinet 600 includes a seventh back plate located in the middle of the cabinet. For the front and back of the seventh back plate, there are multiple single-layer terminal groups 610 installed in different areas on the seventh back plate. Each area is divided by a longitudinal cable tray 1200, and the two ends of each transverse cable tray 1100 are connected to the transverse cable trays 1100 located on both sides of the surface of the seventh back plate.

[0087] Terminal cabinet 600 is connected to safety barrier cabinet 400 or relay cabinet 500. Terminal cabinet 600 is used to connect field equipment.

[0088] Based on the signal receiving type, the safety barrier cabinet 400 or relay cabinet 500 is configured to connect directly to the field equipment or to the field equipment via the terminal cabinet 600.

[0089] In this embodiment, it should be noted that the terminal cabinet 600 is used for the transfer of field incoming cables, and its function is to transfer field signals to the safety barrier cabinet 400 or the relay cabinet 500 through the terminal cabinet 600. The number of single-layer terminals in the single-layer terminal group 610 is configured according to actual needs. Field incoming signal cables are first connected to the terminal cabinet 600 according to the actual situation, and then connected to the relay cabinet 500 or the safety cabinet through the terminals in the terminal cabinet 600 according to the signal type; or the field incoming signal cables are not connected to the terminal cabinet 600, but are directly connected to the safety barrier terminals or relay terminals in the safety barrier cabinet 400 according to the signal type; if the field incoming signal cables require secondary instrument display, they are first connected to the corresponding secondary display instrument 820 in the secondary display instrument cabinet 800.

[0090] refer to Figure 8 In one embodiment, the control system 10 further includes:

[0091] Server rack 700 includes server 2P circuit breaker group 710 and multiple servers 720 installed in sequentially in different areas. Each area is divided by a horizontal cable tray 1100. The two ends of each horizontal cable tray 1100 converge into the vertical cable tray 1200 located on both sides inside the server rack 700. The server 2P circuit breaker group 710 is installed by snap-on based on the guide rail, and the multiple servers 720 are installed by bolt fixing based on the hole-type guide rail.

[0092] The server 2P circuit breaker group 710 is connected to the unused 2P power circuit breaker on the front of the first back panel and the unused 2P circuit breaker on the back of the first back panel, respectively.

[0093] The server rack 700 also includes a server power module 730. For a preset number of second target areas in all areas, the server power module 730 is set in the empty area in the depth after the server 720 is installed. The server power module 730 is connected to the server 2P gas switch group to provide power to each server 720.

[0094] In this embodiment, it should be noted that the 2P circuit breaker group inside the server rack 700 is the server 2P circuit breaker group 710; the power module inside the server rack 700 is the server power module 730. The server power module 730 is a redundant PDU power supply. Each area inside the server rack 700 is divided by horizontal cable trays 1100. The distance between the server 720 and the upper and lower horizontal cable trays 1100 is greater than or equal to a preset distance, for example, greater than or equal to 30mm. The server rack 700 also includes a KVM 740. KVM 740 is an abbreviation for Keyboard, Video, and Mouse, representing a hardware solution that allows users to control multiple computers with a single keyboard, mouse, and monitor. Depending on the actual situation, either the server 720 or the KVM 740 may be installed in each area inside the server rack 700.

[0095] In one embodiment, the control system 10 further includes:

[0096] The power expansion cabinet includes a fifth back panel located in the middle of the cabinet. The front and back of the fifth back panel include an expansion circuit breaker 110, an expansion wiring plate, and multiple expansion power 2P air switch groups 130, which are installed sequentially on the fifth back panel. The expansion wiring plate includes an L-end expansion wiring plate and an N-end expansion wiring plate. Each expansion power 2P air switch group 130 includes multiple expansion 2P air switches. The expansion circuit breaker 110 is connected to the UPS bypass power supply. The L-end output terminal of the expansion circuit breaker 110 is connected to the L-end expansion wiring plate, and the N-end output terminal of the expansion circuit breaker 110 is connected to the N-end expansion wiring plate.

[0097] The extension circuit breaker 110, extension wiring brass plate, and each extension power supply 2P air switch group 130 are installed in separate areas. Each area is equipped with a guide rail. The extension circuit breaker 110 and each extension power supply 2P air switch group 130 are installed on the guide rail by a snap-fit ​​structure. Each area is divided by a horizontal busbar 1100. The two ends of each horizontal busbar 1100 converge into the vertical busbar 1200 located on both sides of the surface of the fifth back plate.

[0098] In this embodiment, it should be noted that the layout and configuration of the power expansion cabinet are basically the same as those of the power cabinet 100. The expansion circuit breaker 110 in the power expansion cabinet is used to connect to the UPS bypass power supply for powering non-system instruments. When the control system 10 includes a secondary display instrument 820, the expansion circuit breaker 110 is used to connect to the UPS bypass power supply for the secondary display instrument 820. Lighting and cooling fans in each cabinet of the control system 10 are also powered by the UPS bypass power supply in the power expansion cabinet. It is understood that the layout and configuration of the power expansion cabinet are basically the same as those of the power cabinet 100, and can be referred to accordingly. Figure 2 The structure shown.

[0099] refer to Figure 9 In one embodiment, the control system 10 further includes:

[0100] The secondary display instrument cabinet 800 includes a 2P air switch group 810 for display instruments installed in separate areas and multiple secondary display instruments 820.

[0101] The 2P air switch group 810 of the display instrument is connected to the 2P air switch of the extended power supply that is not in use on the front of the fifth back panel and the 2P air switch of the extended power supply that is not in use on the back of the fifth back panel, respectively.

[0102] The secondary display instrument cabinet 800 also includes a display instrument power supply module 830. For a preset number of third target areas in all areas, the display instrument power supply module 830 is set in the empty area in the depth after the secondary display instrument 820 is installed. The display instrument power supply module 830 is connected to the display instrument 2P air switch group 810 and is used to provide power to the secondary display instrument 820.

[0103] In this embodiment, it should be noted that the secondary display instrument cabinet 800 is used to display and record important parameters and status of the control system 10, facilitating monitoring and management by operators. The power module within the secondary display instrument cabinet 800 is the display instrument power module 830; the 2P air switch group within the secondary display instrument cabinet 800 is the display instrument 2P air switch group 810. The display instrument 2P air switch group 810 includes at least two 2P air switches.

[0104] In one embodiment, the control system 10 further includes:

[0105] The system expansion cabinet includes a sixth back panel located in the middle of the cabinet. The front of the sixth back panel includes a seventh front area and an eighth front area divided horizontally. The seventh front area includes a communication module. The eighth front area includes a seventh front sub-area and an eighth front sub-area divided vertically. Both the seventh and eighth front sub-areas include multiple front expansion card base plates that are fixed with bolts and installed vertically in sequence. Each front expansion card base plate includes a second communication module card or I / O module card 240 installed by a card slot embedding method.

[0106] The system expansion cabinet is connected to the first communication module of the system cabinet 200 via the second communication module;

[0107] The reverse side of the sixth back panel includes a horizontally divided eighth and ninth reverse area. The eighth reverse area is equipped with a guide rail, on which a system expansion power module and a system expansion 2P air switch group are installed by a snap-fit ​​structure. The ninth reverse area includes a vertically divided seventh and eighth reverse sub-areas. Both the seventh and eighth reverse sub-areas include multiple reverse expansion card base plates that are fixed with bolts and installed vertically in sequence. Each reverse expansion card base plate includes an I / O module card 240 installed by a slot-type embedding method.

[0108] All power supply terminals on the front and back expansion card base plates are connected to the system expansion power module. The system expansion power module is also connected to the system expansion 2P circuit breaker group. The system expansion 2P circuit breaker group is connected to the unused 2P power circuit breaker on the front of the first back panel and the unused 2P power circuit breaker on the back of the first back panel, respectively.

[0109] In this embodiment, it should be noted that the layout configuration of the system expansion cabinet is basically the same as that of the system cabinet 200. The positions of the controller 210 and the first network switch 220 in the system cabinet 200 are configured as communication modules in the system expansion cabinet. The system expansion cabinet does not include the controller 210 and the network switch. The communication module in the system expansion cabinet is a second communication module. The system expansion cabinet is connected to the first communication module of the system cabinet 200 through the second communication module. It can be understood that the layout configuration of the system expansion cabinet is basically the same as that of the system cabinet 200, and can be referred to accordingly. Figure 3 The structure shown.

[0110] In this embodiment, it should be noted that the power supply cabinet 100, system cabinet 200, and network cabinet 300 are essential components of the control system 10. To ensure signal security and system safety, a relay cabinet 500 and a safety barrier cabinet 400 are added. The relay cabinet 500 is used for isolation of electrical equipment and power supply signals above 220V, and the safety barrier cabinet 400 is used for 24V signal isolation. Power expansion cabinets, terminal cabinets 600, secondary display instrument cabinets 800, system expansion cabinets, and server cabinets 700 are added according to actual needs, with the quantity of each type of cabinet configured according to actual requirements. The safety barrier cabinets 400 and relay cabinets 500 are arranged around the system cabinet 200 according to the principle of proximity. The guide rails are made of stainless steel; the horizontal cable trays 1100 and vertical cable trays 1200 are both made of PVC; the cabinets of the power supply cabinet 100, system cabinet 200, and network cabinet 300 are all cast using a galvanized carbon steel integral casting process. In one embodiment, the cabinet dimensions of the cabinet in the control system 10 can be 800*800*1800, and each cabinet is equipped with a 100mm high base.

[0111] In this application, unless otherwise expressly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection, an electrical connection, or a connection that allows communication between components; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise expressly limited. Those skilled in the art can understand the specific meaning of the above terms in this application based on the specific circumstances.

[0112] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., refer to specific features, structures, materials, or characteristics described in connection with that embodiment or example, which are included in at least one embodiment or example of this application. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0113] Although embodiments of this application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting this application. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of this application.

Claims

1. A control system, characterized by, include: The power cabinet includes a first back panel located in the middle of the cabinet. The front and back of the first back panel respectively include a circuit breaker, a wiring plate, and multiple 2P air switch groups installed sequentially on the first back panel. The wiring plate includes an L-end wiring plate and an N-end wiring plate. Each 2P air switch group includes multiple 2P air switches. The incoming terminal of the circuit breaker is used to connect to the UPS power supply. The L-end of the circuit breaker is connected to the L-end wiring plate, and the N-end of the circuit breaker is connected to the N-end wiring plate. The circuit breaker, the wiring plate, and each 2P air switch group are installed in separate areas. Each area is equipped with a guide rail. The circuit breaker and each 2P air switch group are installed on the guide rail by a snap-fit ​​structure. Each area is divided by a horizontal cable tray. The two ends of each horizontal cable tray converge into the vertical cable tray located on both sides of the surface of the first back panel. The system cabinet includes a second back panel located in the middle of the cabinet. The front of the second back panel includes a horizontally divided first front area and a second front area. The first front area includes a controller and a first network switch installed side by side. The second front area includes a vertically divided first front sub-area and a second front sub-area. Both the first and second front sub-areas include multiple front clip base plates that are bolted together and installed vertically in sequence. Each of the front clip base plates includes a first communication module card or an I / O module card installed by a slot-type embedding method. The back of the second back panel includes a horizontally divided first back area and a second back area. The first back area is provided with a guide rail, and the guide rail is provided with a snap-fit ​​structure. The installed system power module and system 2P circuit breaker group, the second reverse area includes a first reverse sub-area and a second reverse sub-area divided longitudinally, the first reverse sub-area and the second reverse sub-area each include a plurality of reverse card base plates fixed by bolts and installed longitudinally in sequence, each of the reverse card base plates includes I / O module card installed by a card slot embedding method, wherein the power supply terminals of all the front card base plates and the reverse card base plates are connected to the system power module, the system power module is also connected to the system 2P circuit breaker group, the system 2P circuit breaker group is connected to the free power 2P circuit breaker on the front of the first back panel and the free power 2P circuit breaker on the reverse of the first back panel respectively; The network cabinet includes a second network switch, an optical modem converter, and a network power module. Each side of the cabinet is equipped with a longitudinal cable tray and a perforated guide rail. The second network switches and optical modems are installed in designated areas, separated by transverse cable trays. The mounting ears on both sides of each second network switch and each optical modem converter are connected to the holes in the perforated guide rail using bolts. For a predetermined number of first target areas within all areas, the network power module is placed in the empty space in the longitudinal direction after the second network switches or optical modems are installed. The network power module is connected to an empty 2P power switch on the front and back of the first backplane. The first network switch is connected to the second network switch.

2. The control system of claim 1, wherein, Also includes: The safety barrier cabinet includes a third back panel located in the middle of the cabinet. The front of the third back panel includes a third front area and a fourth front area divided horizontally. The third front area includes a first switching switch with a safety indicator light and a paired single-layer terminal block installed side by side. The fourth front area includes a third front sub-area and a fourth front sub-area divided vertically. Both the third front sub-area and the fourth front sub-area include multiple safety barrier base plates that are fixed with bolts and installed vertically in sequence. Each of the safety barrier base plates includes a safety barrier installed by a slot-type embedding method. The reverse side of the third backplate includes a horizontally divided third reverse area, a fourth reverse area, and a fifth reverse area. The third reverse area includes a safety barrier power module and a safety barrier 2P air switch assembly mounted on a guide rail. The fourth reverse area includes a 1P air switch assembly mounted on a guide rail and paired single-layer terminals. The fifth reverse area includes a vertically divided third reverse sub-area and a fourth reverse sub-area. Both the third and fourth reverse sub-areas include multiple safety barrier base plates that are bolted and installed vertically in sequence. Each safety barrier base plate includes a safety barrier installed by a slot-type embedding method. The safety barrier 2P air switch assembly is connected to the free 2P power switch on the front side of the first backplate and the free 2P power switch on the reverse side of the first backplate, respectively. The safety barrier 2P air switch group is connected to the first switching switch with fuse indicator light or the 1P air switch group respectively through the safety barrier power module; The positive power supply terminals of each of the safety barrier base plates are connected to the first switching switch with a safety indicator light, and the negative power supply terminals of each of the safety barrier base plates are connected to the single-layer terminals paired with the first switching switch with a safety indicator light.

3. The control system of claim 1, wherein, Also includes: The relay cabinet includes a fourth back panel located in the middle of the cabinet. The front of the fourth back panel includes a fifth front area and a sixth front area divided horizontally. The fifth front area includes a second switching switch with a safety indicator light and a paired single-layer terminal block installed side by side. The sixth front area includes a fifth front sub-area and a sixth front sub-area divided vertically. Both the fifth front sub-area and the sixth front sub-area are provided with guide rails. Relay groups and / or current transmitter isolation barrier groups installed on the guide rails by a snap-fit ​​structure are provided. The reverse side of the fourth backplate includes a horizontally divided sixth reverse area and a seventh reverse area. The sixth reverse area includes a relay power module and a relay 2P air switch group installed side by side. The seventh reverse area includes a vertically divided fifth reverse sub-area and a sixth reverse sub-area. Both the fifth reverse sub-area and the sixth reverse sub-area are provided with guide rails. Relay groups and / or current transmitter isolation barriers are installed on the guide rails by a snap-fit ​​structure. The 2P relay circuit breaker group is connected to the second switching switch with a fuse indicator light through the relay power module; The relay 2P air switch group is connected to the unused power 2P air switch on the front of the first back plate and the unused power 2P air switch on the back of the first back plate, respectively. The positive power supply terminals of each of the relay groups and the current transmitter isolation barrier groups are respectively connected to the second switching switch with a fuse indicator light, and the negative power supply terminals of each of the relay groups and the current transmitter isolation barrier groups are respectively connected to the paired single-layer terminals of the second switching switch with a fuse indicator light.

4. The control system of any one of claims 1 to 3, wherein, A grounding copper plate is provided on the bottom edge side of the power cabinet, safety barrier cabinet, or relay cabinet. The grounding copper plate is connected to a ring grounding grid, and the two sides of the ring grounding grid are connected to the grounding electrodes of civil engineering facilities. The grounding copper plate includes a protective grounding copper plate, a working grounding copper plate, and a shielding grounding copper plate.

5. The control system of any one of claims 1 to 3, wherein, The safety barrier base plate in the safety barrier cabinet or the relay base plate in the relay cabinet is connected to the adapter board via hardwiring. Based on the signal type, the adapter board is configured to connect to the corresponding I / O module card in the system cabinet via a dedicated DB signal cable.

6. The control system of any one of claims 1 to 3, wherein, Also includes: Terminal cabinet, including a seventh back plate located in the middle of the cabinet, and for the front and back of the seventh back plate, there are multiple single-layer terminal groups installed in different areas on the seventh back plate, wherein each area is divided by a longitudinal cable tray, and the two ends of each of the transverse cable trays converge into transverse cable trays located on both sides of the surface of the seventh back plate. The terminal cabinet is connected to the safety barrier cabinet or the relay cabinet, and the terminal cabinet is used to connect field equipment; Based on the signal reception type, the safety barrier cabinet or the relay cabinet is configured to be directly connected to the field equipment or connected to the field equipment through the terminal cabinet.

7. The control system of claim 1, wherein, Also includes: The server cabinet includes server 2P air switch groups installed in sequentially in different areas and multiple servers. Each area is divided by a horizontal cable tray. The two ends of each horizontal cable tray converge into the vertical cable trays located on both sides inside the server cabinet. The server 2P air switch groups are installed using a snap-on method based on guide rails, and the multiple servers are installed using bolts based on perforated guide rails. The server 2P air switch group is connected to the unused 2P power air switch on the front of the first back panel and the unused 2P air switch on the back of the first back panel, respectively. The server cabinet also includes a server power module. For a preset number of second target areas in all areas, the server power module is set in the empty area in the depth after the server is installed. The server power module is connected to the server 2P air switch group to provide power to each of the servers.

8. The control system of claim 1, wherein, Also includes: The power expansion cabinet includes a fifth back panel located in the middle of the cabinet. The front and back of the fifth back panel respectively include an expansion circuit breaker, an expansion wiring plate, and multiple expansion power 2P air switch groups installed sequentially on the fifth back panel. The expansion wiring plate includes an L-end expansion wiring plate and an N-end expansion wiring plate. Each expansion power 2P air switch group includes multiple expansion 2P air switches. The expansion circuit breaker is connected to the UPS bypass power supply. The L-end output terminal of the expansion circuit breaker is connected to the L-end expansion wiring plate, and the N-end output terminal of the expansion circuit breaker is connected to the N-end expansion wiring plate. The extended circuit breaker, the extended wiring plate, and each of the extended power supply 2P air switch groups are installed in separate areas. Each area is equipped with a guide rail. The extended circuit breaker and each of the extended power supply 2P air switch groups are installed on the guide rail by a snap-fit ​​structure. Each area is divided by a transverse busbar. The two ends of each transverse busbar converge into the longitudinal busbar located on both sides of the surface of the fifth back plate.

9. The control system of claim 8, wherein, Also includes: The secondary display instrument cabinet includes a 2P air switch group for display instruments installed in separate areas and multiple secondary display instruments. The display instrument 2P air switch group is connected to the free extended power 2P air switch on the front of the fifth back panel and the free extended power 2P air switch on the back of the fifth back panel, respectively. The secondary display instrument cabinet also includes a display instrument power supply module. For a preset number of third target areas in all areas, the display instrument power supply module is set in the empty area in the depth after the secondary display instrument is installed. The display instrument power supply module is connected to the display instrument 2P air switch group and is used to provide power to the secondary display instrument.

10. The control system of claim 1, wherein, Also includes: The system expansion cabinet includes a sixth back panel located in the middle of the cabinet. The front of the sixth back panel includes a horizontally divided seventh front area and an eighth front area. The seventh front area includes a communication module. The eighth front area includes a vertically divided seventh front sub-area and an eighth front sub-area. Both the seventh front sub-area and the eighth front sub-area include multiple front expansion card base plates that are fixed with bolts and installed vertically in sequence. Each of the front expansion card base plates includes a second communication module card or an I / O module card that is installed by a card slot embedding method. The system expansion cabinet is connected to the first communication module of the system cabinet via the second communication module; The reverse side of the sixth backplate includes a horizontally divided eighth and ninth reverse area. The eighth reverse area is provided with a guide rail, on which a system expansion power module and a system expansion 2P air switch group are installed by a snap-fit ​​structure. The ninth reverse area includes a vertically divided seventh and eighth reverse sub-areas. Both the seventh and eighth reverse sub-areas include multiple reverse expansion card base plates that are fixed with bolts and installed vertically in sequence. Each of the reverse expansion card base plates includes an I / O module card installed by a slot-type embedding method. All power supply terminals of the front expansion card base plate and the back expansion card base plate are connected to the system expansion power module. The system expansion power module is also connected to the system expansion 2P circuit breaker group. The system expansion 2P circuit breaker group is connected to the unused 2P power circuit breaker on the front of the first back plate and the unused 2P power circuit breaker on the back of the first back plate, respectively.

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