CN-119381960-B - Central control device for centrally-mounted switch cabinet

CN119381960BCN 119381960 BCN119381960 BCN 119381960BCN-119381960-B

Abstract

The invention discloses a centralized control device of a centrally-mounted switch cabinet. The device comprises an integrated control module, a wiring bar and a breaker module, wherein the integrated control module is integrated with a control board and a controller, the control board comprises a switching-on/off switch and a live display, the controller comprises a switching-on/off control loop, a first signal acquisition loop and a live display loop, the switch is electrically connected with the breaker module through the switching-on/off control loop, the acquisition loop is electrically connected with the display through the display loop, the switch receives an on-site instruction and a switching-on instruction to enable the switching-on/off control loop to control the breaker module to switch on according to the on-site and switching-on instructions, receives the on-site instruction and the switching-off instruction to enable the switching-on/off control loop to control the breaker module to switch on according to the remote instruction and the remote control switching-on signal, receives the remote instruction to enable the switching-on/off control loop to control the breaker module to switch on according to the remote instruction and the remote control switching-off signal.

Inventors

LIN PEILIANG
HUANG RUIBIN
ZHANG YANGFAN
CAI QINQING
Zhuang Liru
LIN DONGXIAO
LIU HUANHUAN
CHEN YILIANG
PAN JIAWEI
ZHANG ZEBIN
LIN DIANMAO
LIU LONGCHUN
WU ZHE
CUI CHANG
CHEN XUAN
CHEN GENG
HUANG XUEYU

Assignees

广东电网有限责任公司
广东电网有限责任公司汕头供电局

Dates

Publication Date: 20260505
Application Date: 20241024

Claims (8)

1. The centralized control device of the centrally-mounted switch cabinet is characterized by comprising an integrated control module, a wiring row and a circuit breaker module, wherein the integrated control module is connected with the circuit breaker module through the wiring row; The control panel comprises a switching-on/off change-over switch and a live display, wherein the controller comprises a switching-on/off control loop, a first signal acquisition loop and a live display loop, the switching-on/off change-over switch is electrically connected with the circuit breaker module through the switching-on/off control loop, and the first signal acquisition loop is electrically connected with the live display through the live display loop; the first signal acquisition loop is used for detecting the information of the electric quantity input by the middle-placed switch cabinet; The switching-on/off switching-on switch is used for receiving an on-site instruction and a switching-on instruction to enable the switching-on/off control loop to control the switching-on of the breaker module according to the on-site instruction and the switching-on instruction, receiving an on-site instruction and a switching-off instruction to enable the switching-on/off control loop to control the switching-on of the breaker module according to the on-site instruction and the switching-off instruction, receiving a remote instruction to enable the switching-on/off control loop to control the switching-on of the breaker module according to the remote instruction and a remote switching-on signal, and receiving a remote instruction to enable the switching-on/off control loop to control the switching-on of the breaker module according to the remote instruction and the remote switching-off signal; the switching-on/off change-over switch comprises a single-pole four-throw rotary switch; The switching-on and switching-off control loop comprises an on-site signal terminal, a switching-on signal terminal, a switching-off signal terminal, a remote control switching-on signal terminal, a remote control switching-off signal terminal, a switching-on pressing plate, a switching-off pressing plate, a switching-on coil of a circuit breaker and a switching-off coil of the circuit breaker; The first end of the local signal terminal and the first end of the remote signal terminal are electrically connected with a high-voltage power supply, the second end of the local signal terminal is electrically connected with the first end of the switching-on signal terminal, and the second end of the switching-on signal terminal is electrically connected with the switching-on coil of the circuit breaker; The second end of the on-site signal terminal is electrically connected with the first end of the opening signal terminal; The second end of the remote control switching-on signal terminal is electrically connected with the first end of the remote control switching-off signal terminal through the switching-on pressing plate; the second end of the remote control brake-separating signal terminal is electrically connected with the breaker brake-separating coil through the brake-closing pressing plate; When a grounding instruction is received, the single-pole four-throw rotary switch rotates to a first preset angle, and the single-pole four-throw rotary switch is in an on-site state, wherein the on-site signal terminals are kept combined; When the single-pole four-throw rotary switch subsequently receives a brake separating instruction, the single-pole four-throw rotary switch rotates to a third preset angle, and the single-pole four-throw rotary switch is in a brake separating state; the single-pole four-throw rotary switch automatically resets to an on-site state when rotating to a third preset angle; when the single-pole four-throw rotary switch receives a remote instruction, the single-pole four-throw rotary switch is in a remote state when rotating to a fourth preset angle.
2. The centralized control device of the mid-set switch cabinet according to claim 1, wherein the control panel further comprises a temperature and humidity controller and a function indicator lamp, and the controller further comprises a second signal acquisition loop, a third signal acquisition loop, a temperature and humidity control loop and a state indicator loop; The second signal acquisition loop is electrically connected with the temperature and humidity controller through the temperature and humidity control loop; the third signal acquisition loop is electrically connected with the function indicator lamp through the state indicator loop; the second signal acquisition loop is used for detecting temperature and humidity information of the middle-arranged switch cabinet, and the third signal acquisition loop is used for detecting state information of the circuit breaker module.
3. The centralized control device of a mid-switch cabinet of claim 2, wherein the controller further comprises a communication loop; The communication loop is connected with the switching-on and switching-off control loop and is used for sending the position state information of the switching-on and switching-off change-over switch to background monitoring equipment and sending the input state information of the switching-on pressing plate and the switching-off pressing plate to the background monitoring equipment.
4. The centralized control device of claim 3, wherein the communication loop is further connected to the third signal acquisition loop for transmitting status information of the circuit breaker module to a background monitoring apparatus.
5. The centralized control device of a mid-set switch cabinet according to claim 3, wherein the communication loop is further in communication connection with the second signal acquisition loop and the temperature and humidity control loop, and is configured to send temperature and humidity information of the mid-set switch cabinet and control information of the temperature and humidity control loop to a background monitoring device.
6. The centralized control device of claim 5, wherein the temperature and humidity control loop comprises a heating control loop and a fan control loop.
7. The centralized control device of a mid-mounted switch cabinet according to claim 1, wherein the live display loop comprises a main bus live display loop and a cable room live display loop; the controller also includes a latching circuit.
8. The centralized control device of the mid-mounted switch cabinet according to claim 1, wherein the controller further comprises a fourth signal acquisition loop and a relay protection control loop; the centralized control device of the centrally-mounted switch cabinet further comprises a relay protection device; The relay protection device comprises a relay protection control loop, a relay protection device, a fourth signal acquisition loop and a third signal acquisition loop, wherein the relay protection control loop is electrically connected with the relay protection device through the relay protection control loop, and the fourth signal acquisition loop is used for detecting and outputting current and voltage information of the middle-placed switch cabinet so that the relay protection control loop outputs a relay protection signal to the relay protection device according to the current and voltage information.

Description

Central control device for centrally-mounted switch cabinet Technical Field The embodiment of the invention relates to the technical field of switch cabinets, in particular to a centralized control device for a centrally-mounted switch cabinet. Background The panel of the existing mid-set switch cabinet comprises a plurality of display units such as a switching-on/off change-over switch, a remote on-site change-over switch and a live display, and the control loops corresponding to the display units on the panel of the mid-set switch cabinet comprise a plurality of types, such as the switching-on/off change-over loop and the live circuit, and because the existing mid-set switch cabinet has no unified standard, devices of each manufacturer are incompatible, independent electrical design and wiring work must be carried out on the panel of the mid-set switch cabinet and each control loop through a terminal block of a low-voltage box, thus complicacy of wiring is caused, a large number of wires and cables are consumed, meanwhile, the requirements on the professional and detailed requirements of wiring operators are very high, and the switching-on/off change-over switch and the remote on-site change-over switch on the panel of the existing mid-set switch cabinet are two independent switches, so that the space utilization rate on the panel of the mid-set switch cabinet is not high, and the cost is high. Disclosure of Invention The invention provides a centralized control device of a centrally-mounted switch cabinet, which integrates a control board and a controller into an integrated control module, and meanwhile, an opening and closing change-over switch and a remote on-site change-over switch on the control board are integrated into a change-over switch, so that the space utilization rate of the integrated control module is higher, and the cost is lower. In order to achieve the aim, the embodiment of the invention provides a centralized control device of a centrally-mounted switch cabinet, which comprises an integrated control module, a wiring bar and a circuit breaker module, wherein the integrated control module is connected with the circuit breaker module through the wiring bar; The control panel comprises a switching-on/off change-over switch and a live display, wherein the controller comprises a switching-on/off control loop, a first signal acquisition loop and a live display loop, the switching-on/off change-over switch and the switching-on/off pressing plate are electrically connected with the circuit breaker module through the switching-on/off control loop, and the first signal acquisition loop is electrically connected with the live display through the live display loop; the first signal acquisition loop is used for detecting the information of the electric quantity input by the middle-placed switch cabinet; The switching-on/off switching-on change-over switch is used for receiving an on-site instruction and a switching-on instruction to enable the switching-on/off control loop to control the breaker module to switch on according to the on-site instruction and the switching-on instruction, receiving the on-site instruction and the switching-off instruction to enable the switching-on/off control loop to control the breaker module to switch on, receiving a remote instruction to enable the switching-on/off control loop to control the breaker module to switch on according to the remote instruction and a remote switching-on signal, and receiving a remote instruction to enable the switching-on/off control loop to control the breaker module to switch on according to the remote instruction and the remote switching-off signal. Optionally, the control panel also comprises a temperature and humidity controller and a function indicator lamp, wherein the controller also comprises a temperature and humidity control loop and a state indicator loop; The second signal acquisition loop is electrically connected with the temperature and humidity controller through the temperature and humidity control loop; the third signal acquisition loop is electrically connected with the function indicator lamp through the state indicator loop; the second signal acquisition loop is used for detecting temperature and humidity information of the middle-arranged switch cabinet, and the third signal acquisition loop is used for detecting state information of the circuit breaker module. Optionally, the switching-on/off change-over switch comprises a single-pole four-throw rotary switch. Optionally, the switching-on and switching-off control loop comprises a local signal terminal, a switching-on signal terminal, a switching-off signal terminal, a remote switching-on signal terminal, a remote switching-off signal terminal, a switching-on pressing plate, a switching-off pressing plate, a breaker switching-on coil and a breaker switching-off coil; The first end of the local signal terminal and the first end of the remote signal terminal are ele