CN213151426U - Traction substation comprehensive lightning protection screen cabinet - Google Patents
Traction substation comprehensive lightning protection screen cabinet Download PDFInfo
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- CN213151426U CN213151426U CN202020408009.7U CN202020408009U CN213151426U CN 213151426 U CN213151426 U CN 213151426U CN 202020408009 U CN202020408009 U CN 202020408009U CN 213151426 U CN213151426 U CN 213151426U
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- 238000004891 communication Methods 0.000 claims abstract description 73
- 238000012544 monitoring process Methods 0.000 claims abstract description 42
- 230000003993 interaction Effects 0.000 claims abstract description 36
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 230000001012 protector Effects 0.000 claims abstract description 13
- 230000009466 transformation Effects 0.000 claims description 39
- 230000017525 heat dissipation Effects 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 abstract description 25
- 238000012423 maintenance Methods 0.000 abstract description 19
- 239000012141 concentrate Substances 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 8
- 230000001419 dependent effect Effects 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 241000446313 Lamella Species 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/20—Systems supporting electrical power generation, transmission or distribution using protection elements, arrangements or systems
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Abstract
The utility model provides a traction substation comprehensive lightning protection screen cabinet, a human-computer interaction display device is arranged on a cabinet door; the cabinet body is internally provided with at least one lightning protection module, the lightning protection module comprises at least one surge protection module, and the surge protection module comprises an inserted base and at least one module head; the module head comprises a first shell and a signal detection device, a low-temperature tripping device, a piezoresistor and a fuse arranged in the first shell, and the cabinet body is also provided with one or more combinations of a lighting device, a microcomputer temperature controller, communication equipment, a signal surge protector, a self-contained power supply and a grounding resistance tester. The utility model discloses it synthesizes lightning protection screen cabinet installation maintenance convenience to pull the transformer, concentrates the module head that sets up a plurality of ways surge protection module, realizes the lightning surge current protection to a plurality of return circuits, realizes concentrating lightning protection, realizes local or long-range centralized monitoring and management, is applied to places such as railway system traction substation, promotes work efficiency and intelligent degree.
Description
Technical Field
The utility model belongs to the technical field of lightning protection equipment, concretely relates to pull transformer and pull comprehensive lightning protection screen cabinet of transformer.
Background
At present, with the high-speed development of electrified railway networks in China, railways become main transportation modes and main freight transportation tools for people to go out, the safety of the railways is of great importance, and higher requirements are also provided for the reliability and the safety of a power distribution system of railways (including a traction substation, a base station, a power distribution substation, a signal building, a communication machine room, a station room and the like). Wherein surge protector is as indispensable thunder and lightning surge current protective equipment, and the wide application is in distribution place, and to places such as railway system traction substation, the equipment is numerous, and distribution loop is numerous, causes to have a large amount of surge protector to need the wiring or install, and the mounting point dispersion and wiring are in disorder, do not in the aspect of installation and maintenance, also be convenient for in unified monitoring or management, and work efficiency and intelligent degree are low. In view of the above problem, the utility model discloses a pull transformer and pull comprehensive lightning protection screen cabinet of transformer in order to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect among the prior art, provide a safe and reliable and pull the transformer that intelligent degree is high and pull the transformer and pull the comprehensive lightning protection screen cabinet of transformer, realize concentrating lightning protection, realize centralized monitoring and management.
In order to achieve the above purpose, an embodiment of the utility model provides a traction substation comprehensive lightning protection screen cabinet, which comprises a first cabinet door and a cabinet body; a man-machine interaction display device is arranged on the first cabinet door; the cabinet body is internally provided with at least one lightning protection module which comprises at least one surge protection module, the surge protection module is used for carrying out surge current protection on a power line, the surge protection module comprises a base and at least one module head, the module head is connected with the base in an inserting manner, and the base can be connected with a plurality of module heads in an inserting manner, so that the surge current protection of a plurality of power utilization circuits is realized, and the centralized protection, monitoring and management are facilitated;
the cabinet body is internally provided with one or a combination of a lighting device, a microcomputer temperature controller, first communication equipment, a signal surge protector, a self-contained power supply and a grounding resistance tester;
the module head includes signal detection device, low temperature trip gear, piezo-resistor and the fuse that sets up in first casing and the first casing, is provided with observation window, pilot lamp, electric connector, ground connection spare and signal connection spare on the first casing, electric connector, low temperature trip gear, piezo-resistor, fuse and ground connection spare electricity in proper order are connected, pilot lamp and fuse parallel connection, the pilot lamp is used for instructing the fuse whether to be in fusing state, shows promptly that the module head is in surge current protection state, signal detection device and signal connection spare communication connection.
Furthermore, a lockset and/or a heat dissipation hole are/is arranged on the first cabinet door.
Optionally, the traction substation comprehensive lightning protection screen cabinet further comprises a second cabinet door, the second cabinet door is arranged on the rear side of the cabinet body, and a lockset and/or a heat dissipation hole are/is arranged on the second cabinet door.
Furthermore, the low-temperature tripping device is connected with a sign in a driving way, the sign corresponds to the position of the observation window, and the sign is used for indicating whether the low-temperature tripping device is in a tripping state, namely indicating whether the module head is in a surge current protection state; the signal detection device comprises at least one of a temperature sensor, a current transformer and a magnetic field sensor, and is used for detecting the module head state signal and outputting or inputting the signal through the signal connecting piece.
Furthermore, the base comprises a second shell, a wiring board, a grounding bar, a signal adapter board and a control circuit board, the second shell is provided with a groove structure, and the module head is inserted into the groove structure of the base, so that the plug-in connection is convenient, the installation and the maintenance are convenient, and the problem of wiring disorder is avoided.
Furthermore, the wiring board is arranged in the second shell and connected with a clamping piece, and the electric connecting piece of the module head is electrically connected with the wiring board through the clamping piece, so that the plug-in connection is facilitated, the installation and maintenance are convenient, and the problem of messy wiring is avoided.
Furthermore, the grounding bar is arranged in the second shell, and the grounding connecting piece of the module head is electrically connected with the grounding bar, so that the module head is convenient to insert and connect, convenient to install and maintain and capable of avoiding the problem of messy wiring.
Further, the signal keysets sets up in the second casing, the signal keysets includes first connector and at least one contact that set up on first PCB Board (Printed Circuit Board, Printed Circuit Board for short) and the first PCB Board, the contact is walked the line through first PCB Board and is connected with first connector, the signal connection spare and the contact communication connection of module head, from this with the state signal output of each way module head to the signal keysets, perhaps to module head input signal, realize concentrating output/input and management to the state signal of each way module head of surge protection module, simultaneously convenient in plug-in connection, easy to assemble maintains, avoid the problem that the wiring is in disorder.
Further, the control circuit board comprises a second board and a second connector, a microprocessor, a second communication device, a power port and a power conversion chip arranged on the second board, the microprocessor is respectively connected with the second connector, the second communication device and the power conversion chip, the power conversion chip is connected with the power port, the control circuit board is connected with the signal adapter board through the second connector in an inserting manner, the second communication device is in communication connection with the man-machine interaction display device, so that the state signals of each module head are transmitted to the control circuit board through the signal adapter board in a centralized manner or signals are input to the module heads, the centralized monitoring and management of each module head are realized through the microprocessor, then the man-machine interaction is realized through the man-machine interaction display device, the man-machine interaction display device can comprise a touch screen, and the surge protection modules are monitored and managed or inquired through the touch screen of the man-machine interaction display device in a real time, the working state of each way of module head is shown in real time, can be for fusing state, dropout state or whether be in normal surge current protection state, can send alarm information simultaneously, convenience of customers maintains the processing, it can concentrate through this comprehensive lightning protection screen cabinet of traction transformer substation and set up a plurality of surge protection modules, concentrate and set up a plurality of way module heads and realize the surge current protection to a plurality of return circuits, realize unified installation and centralized monitoring simultaneously, show promotion work efficiency and intelligent degree.
Furthermore, the lightning protection module comprises at least one fixing plate, the fixing plate is provided with a mounting hole, and the surge protection module is arranged in the mounting hole of the fixing plate, so that the surge protection module can be conveniently mounted.
Further, the first cabinet door is provided with a lockset and/or a heat dissipation hole; at least one of a lighting device, a fan, first communication equipment, a signal surge protector, a self-contained power supply and a grounding resistance tester is arranged in the cabinet body; the self-contained power supply is used for providing a standby power supply when the mains supply is powered off, and is preferably a lithium battery; the lighting device, the fan, the first communication equipment, the signal surge protector, the self-contained power supply or the grounding resistance tester are connected with the human-computer interaction display device, and the monitoring and the management of the equipment can be realized through the human-computer interaction display device.
Furthermore, the system also comprises an intelligent concentrator, a network switch and a monitoring system; the man-machine interaction display device or the surge protection module is in communication connection with the monitoring system through the intelligent concentrator and/or the network switch, and the monitoring system comprises an upper computer, a display, a server and a mobile terminal. Optionally, the mobile terminal may be a tablet computer, a mobile phone, or other mobile terminal; therefore, remote monitoring and management of the traction substation and traction substation integrated lightning protection screen cabinet are realized, centralized monitoring and management of all paths of surge protection modules are realized, and the working efficiency and the intelligent degree are improved.
Furthermore, the first communication equipment comprises a wired communication interface and/or a wireless communication interface;
preferably, the wired communication interface comprises a combination of one or more of a bus, RS485, RS232, CAN, power carrier, ethernet;
preferably, the wireless communication interface comprises a combination of one or more of Wifi, Bluetooth, Zigbee, 2G/3G/4G/5G.
Furthermore, a temperature sensor is arranged in the microcomputer temperature controller, and the microcomputer temperature controller is connected with the fan.
The utility model provides a draw transformer and pull transformation and synthesize lightning protection screen cabinet, beneficial effect is:
(1) through the utility model discloses traction substation comprehensive lightning protection screen cabinet can concentrate on setting up a plurality of surge protection modules, concentrates on setting up a plurality of way module heads and realizes the lightning surge current protection to a plurality of return circuits, realizes unified installation and centralized monitoring;
(2) the module head and the base of the surge protection module are convenient for plug connection, the installation and the maintenance are convenient, and the problem of messy wiring is avoided;
(3) the working state and alarm information of each module head are displayed in real time through a human-computer interaction display device;
(4) the machine interaction display device or the surge protection module is in communication connection with the monitoring system through the intelligent concentrator and/or the network switch, so that the centralized monitoring and management of each module head of the surge protection module can be realized remotely, and the monitoring and management of the traction and transformation comprehensive lightning protection screen cabinet of the traction and transformation can be realized remotely;
(5) the integrated lightning protection device has the advantages of reasonable overall design, realization of centralized lightning protection, convenience for user management, wide application in distribution places such as railway system traction substations and the like, and remarkable improvement on working efficiency and intelligent degree.
Drawings
Fig. 1 is the embodiment of the utility model provides a draw the transformer and draw the structure schematic diagram of transformer comprehensive lightning protection screen cabinet state of opening the door.
Fig. 2 is the embodiment of the utility model provides a draw the transformer and pull the structure schematic diagram of module head in the comprehensive lightning protection screen cabinet of transformation.
Fig. 3 is the embodiment of the utility model provides a draw transformer and pull surge protection module's among the comprehensive lightning protection screen cabinet of transformer structure schematic diagram.
Fig. 4 is the embodiment of the utility model provides a draw the power transformation and draw the first structural schematic diagram of face of signal keysets in the comprehensive lightning protection screen cabinet of electricity transformation.
Fig. 5 is a schematic diagram of a second surface of a signal adapter plate in a traction power transformation integrated lightning protection screen cabinet provided by the embodiment of the utility model.
Fig. 6 is the embodiment of the utility model provides a traction substation pulls the comprehensive lightning protection screen cabinet of transformer in the control circuit board's of control schematic diagram.
Fig. 7 is the embodiment of the utility model provides a draw the transformer and pull the structure sketch of the comprehensive lightning protection screen cabinet intermediate lamella of transformation.
The reference numbers illustrate:
1. a first cabinet door; 101. a human-computer interaction display device; 102. a lock; 103. heat dissipation holes; 2. a cabinet body; 201. An illumination device; 202. a fan; 203. a first communication device; 204. a signal surge protector; 2041. mounting a plate; 205. a self-contained power source; 206. a ground resistance tester; 3. a lightning protection module; 31. a fixing plate; 311. mounting holes; 32. a surge protection module; 321. a module head; 3211. a first housing; 32111. an observation window; 3212. an indicator light; 3213. an electrical connection; 3214. a ground connection; 3215. a signal connector; 3216. a signal detection device; 3217. a low temperature trip unit; 32171. a sign; 3218. a voltage dependent resistor; 3219. a fuse; 322. A base; 3221. a second housing; 3222. a wiring board; 3223. a clamping piece; 3224. a ground bar; 3225. a signal transfer board; 32251. a first PCB board; 32252. a contact; 32253. a first connector; 3226. a control circuit board; 32261. a second PCB board; 32262. a second connector; 32263. a microprocessor; 32264. a second communication device; 32265. a power port; 32266. and a power supply conversion chip.
Detailed Description
The following combines the figure to be right the utility model discloses a traction substation pulls the comprehensive lightning protection screen cabinet of transformer and carries out detailed description.
FIG. 1 is a schematic structural view showing the door-open state of the traction transformation and traction transformation integrated lightning protection screen cabinet provided by the utility model, FIG. 2 is a schematic structural diagram of a module head in the traction transformation and traction transformation integrated lightning protection screen cabinet provided by the utility model, FIG. 3 is a schematic structural diagram of a surge protection module in a traction substation comprehensive lightning protection screen cabinet provided by the present invention, FIG. 4 is a schematic structural diagram of a first surface of a signal adapter plate in a traction transformer comprehensive lightning protection screen cabinet provided by the utility model, FIG. 5 is a schematic structural view of a second surface of a signal adapter plate in the traction transformer comprehensive lightning protection screen cabinet of the utility model, FIG. 6 is a schematic structural diagram of a control circuit board in the traction substation comprehensive lightning protection screen cabinet provided by the present invention, fig. 7 shows the utility model provides a traction transformation pulls transformer and synthesizes lightning protection screen cabinet middle fixed plate's structural schematic.
As shown in fig. 1-7, the comprehensive lightning protection screen cabinet for traction transformation and traction transformation of the preferred embodiment of the present invention includes a first cabinet door 1 and a cabinet body 2; a man-machine interaction display device 101 is arranged on the cabinet door 1; the man-machine interaction display device 101 can adopt an industrial personal computer, at least one lightning protection module 3 is arranged in the cabinet body 2, the lightning protection module 3 comprises at least one surge protection module 32, the surge protection module 32 is used for carrying out surge current protection on a power line, the surge protection module 32 comprises a base 322 and at least one module head 321, the module head 321 is connected with the base 322 in an inserting mode, and the base can be connected with multiple module heads in an inserting mode, so that the surge current protection on a plurality of power circuits is realized, and the centralized protection, monitoring and management are facilitated; the module head and the base of the surge protection module are convenient to plug and connect, the installation and maintenance are convenient, the occupied size is small, the structure is more compact, the traction transformer and traction transformer comprehensive lightning protection screen cabinet supports the lightning protection of power cables, the traction transformer and traction transformer comprehensive lightning protection screen cabinet also supports the lightning protection of signal loops, the types of the lightning protection screen cabinet include coaxial cables, telephone lines, RS485 circuits, RS232 circuits and network cables, and various types and the number of the lightning protection screen cabinet can be combined at will.
The cabinet body 2 is provided with one or more combinations of a lighting device 201, a microcomputer temperature controller 202, a first communication device 203, a signal surge protector 204, a self-contained power supply 205 and a grounding resistance tester 206.
A lighting system is arranged in the cabinet, and when the cabinet door is opened, the lighting device 201 in the cabinet is turned on, so that the checking and the maintenance of workers are facilitated; the traction substation comprehensive lightning protection screen cabinet is provided with a microcomputer temperature controller 202 and a ventilation and heat dissipation system which are matched with each other, when the temperature in the cabinet exceeds a set value, the heat dissipation system is automatically started, components in the cabinet are prevented from being damaged due to overheating, and the service life is prolonged; the first communication equipment 203 realizes the communication with the upper computer and the communication with the connection terminal; the signal surge protector 204 realizes effective protection of the signal transmission line; the self-contained power supply 205 ensures the normal work of the traction substation traction power transformation comprehensive lightning protection screen cabinet during power failure; the traction transformation comprehensive lightning protection screen cabinet can test the grounding resistance according to a preset frequency, can also manually or remotely receive a superior instruction for testing, records a test result, and gives a local alarm and a remote alarm when the test result exceeds an index.
The module head 321 includes a first housing 3211 and a signal detection device 3216, a low-temperature trip device 3217, a voltage dependent resistor 3218 and a fuse 3219 which are disposed in the first housing 3211, the first housing 3211 is provided with an observation window 32111, an indicator light 3212, an electrical connector 3213, a ground connector 3214 and a signal connector 3215, the electrical connector 3213, the low-temperature trip device 3217, the voltage dependent resistor 3218, the fuse 3219 and the ground connector 3214 are electrically connected in sequence, the indicator light 3212 is connected in parallel with the fuse 3219, the indicator light is used to indicate whether the fuse is in a fused state, that is, whether the module head is in a surge current protection state, and the signal detection device 3216 is in communication connection with the signal connector 3215.
The first cabinet door 1 is provided with a lock 102 and/or a heat dissipation hole 103.
The traction transformation comprehensive lightning protection screen cabinet further comprises a second cabinet door, the second cabinet door is arranged on the rear side of the cabinet body, and a lockset and/or a heat dissipation hole are/is formed in the second cabinet door.
The low-temperature tripping device 3217 is connected with an indication board 32171 in a driving manner, the indication board 32171 corresponds to the observation window 32111 in position, and the indication board is used for indicating whether the low-temperature tripping device is in a tripping state, that is, whether the module head is in a surge current protection state; the signal detection device 3216 includes at least one of a temperature sensor, a current transformer, and a magnetic field sensor, and is configured to detect a module head status signal and output or input a signal through a signal connection member.
The base 322 comprises a second shell 3221, a wiring board 3222, a grounding bar 3224, a signal adapter board 3225 and a control circuit board 3226, the second shell 3221 has a groove structure, and the module head 321 is inserted into the groove structure of the base 322, so that the plug-in connection is facilitated, the installation and maintenance are facilitated, and the problem of wiring disorder is avoided.
The wiring board 3222 is disposed in the second housing 3221, the wiring board 3222 is connected to a clip 3223, and the electrical connector 3213 of the module head 321 is electrically connected to the wiring board 3222 through the clip 3223, so that the plug-in connection is facilitated, the installation and maintenance are facilitated, and the problem of messy wiring is avoided.
The grounding bar 3224 is disposed in the second housing 3221, and the grounding connecting element 3214 of the module head 321 is electrically connected to the grounding bar 3224, so that the plug connection is facilitated, the installation and maintenance are facilitated, and the problem of messy wiring is solved.
The signal adapting board 3225 is disposed in the second housing 3221, the signal adapting board 3225 includes a first PCB 32251, a first connector 32253 and at least one contact 32252 disposed on the first PCB 32251, the contact 32252 is connected to the first connector 32253 through routing of the first PCB 32251, and the signal connector 3215 of the module head 321 is in communication connection with the contact 32252, so as to output status signals of each path of module head to the signal adapting board, or input signals to the module head, thereby implementing centralized output/input and management of status signals of each path of module head of the surge protection module, and simultaneously facilitating plug connection, facilitating installation and maintenance, and avoiding the problem of wiring disorder.
The control circuit board 3226 includes a second PCB 32261, a second connector 32262, a microprocessor 32263, a second communication device 32264, a power port 32265, and a power conversion chip 32266 arranged on the second PCB 32261, the microprocessor 32263 is connected to the second connector 32262, the second communication device 32264, and the power conversion chip 32266, respectively, the power conversion chip 32266 is connected to the power port 32265, the control circuit board 3226 is connected to the signal adapting board 3225 through the second connector 32262 in an inserting manner, the second communication device 32264 is connected to the human-computer interaction display device 101 in a communication manner, so that status signals of each module head are transmitted to the control circuit board through the signal adapting board in a centralized manner, or signals are input to the module heads, centralized monitoring and management of each module head are realized through the microprocessor, then human-computer interaction is realized through the human-computer interaction display device, the human-computer interaction display device may include a touch screen, the touch screen through the man-machine interaction display device is used for monitoring and managing or inquiring the surge protection modules in a centralized manner in real time, the working states of all the module heads are displayed in real time, the display device can be in a fusing state, a tripping state or a normal surge current protection state, meanwhile, alarm information can be sent out, the maintenance and the processing of a user are facilitated, a plurality of surge protection modules can be arranged in a centralized manner through the traction transformer comprehensive lightning protection screen cabinet, the surge current protection of a plurality of loops is realized by arranging a plurality of module heads in a centralized manner, the unified installation and centralized monitoring are realized simultaneously, and the working efficiency and the intelligent degree are obviously improved.
The lightning protection module 3 includes at least one fixing plate 31, the fixing plate 31 has a mounting hole 311, and the surge protection module 32 is disposed in the mounting hole 311 of the fixing plate 31, so as to facilitate the installation of the surge protection module.
The first cabinet door 1 is provided with a lockset 102 and/or a heat dissipation hole 103;
the lightning protection module 3, the lighting device 201, the fan 202, the first communication equipment 203, the signal surge protector 204, the self-contained power supply 205 and the ground resistance tester 206 are connected with the man-machine interaction display device 101, and the monitoring and management of the equipment can be realized through the man-machine interaction display device 101.
The intelligent concentrator, the network switch and the monitoring system are also included; the human-computer interaction display device 101 or the surge protection module 32 is in communication connection with a monitoring system through an intelligent concentrator and/or a network switch, and the monitoring system comprises an upper computer, a display, a server and a mobile terminal. Optionally, the mobile terminal may be a tablet computer, a mobile phone, or other mobile terminal; therefore, remote monitoring and management of the traction substation and traction substation integrated lightning protection screen cabinet are realized, centralized monitoring and management of all paths of surge protection modules are realized, and the working efficiency and the intelligent degree are improved.
The first communication equipment comprises a wired communication interface and/or a wireless communication interface; the second communication equipment also has a wired communication interface and/or a wireless communication interface;
the wired communication interface comprises one or more of a bus, an RS485, an RS232, a CAN, a power carrier and an Ethernet;
the wireless communication interface comprises one or more of Wifi, Bluetooth, Zigbee, 2G/3G/4G/5G.
A temperature sensor is arranged in the microcomputer temperature controller 202, the microcomputer temperature controller 202 is connected with a fan, and when the temperature is detected to be overhigh, the fan is started to cool so as to ensure the normal working environment temperature of the traction transformer traction power transformation comprehensive lightning protection screen cabinet.
The size of the traction substation comprehensive lightning protection screen cabinet is 2210-2310 (750-850) 550-650 mm, one cabinet position is occupied during installation, the bottom of the cabinet is fixed by a movable lifting seat, and the height of the cabinet can be adjusted according to the field situation.
Example 1
The comprehensive lightning protection screen cabinet for traction transformation and traction transformation comprises a first cabinet door 1 and a cabinet body 2; a man-machine interaction display device 101 is arranged on the cabinet door 1; the man-machine interaction display device 101 can adopt an industrial personal computer, at least one lightning protection module 3 is arranged in the cabinet body 2, the lightning protection module 3 comprises at least one surge protection module 32, the surge protection module 32 is used for carrying out surge current protection on a power line, the surge protection module 32 comprises a base 322 and at least one module head 321, the module head 321 is connected with the base 322 in an inserting manner, and the base can be connected with multiple module heads in an inserting manner, so that the surge current protection on a plurality of power circuits is realized, and the centralized protection, monitoring and management are facilitated; the module head and the base of the surge protection module are convenient to plug and connect, the installation and maintenance are convenient, the occupied size is small, the structure is more compact, the traction transformer and traction transformer comprehensive lightning protection screen cabinet supports the lightning protection of power cables, the traction transformer and traction transformer comprehensive lightning protection screen cabinet also supports the lightning protection of signal loops, the types of the lightning protection screen cabinet include coaxial cables, telephone lines, RS485 circuits, RS232 circuits and network cables, and various types and the number of the lightning protection screen cabinet can be combined at will.
The cabinet body 2 is provided with one or more combinations of a lighting device 201, a microcomputer temperature controller 202, a first communication device 203, a signal surge protector 204, a self-contained power supply 205 and a grounding resistance tester 206.
The lighting device 201 is arranged in the cabinet body 2 or on the first cabinet door 1, the microswitch is arranged on the first cabinet door 1, the lighting device 201 is linked with the microswitch, when the first cabinet door is opened, the microswitch is triggered to send a signal, the lighting device 201 in the cabinet is started, and the checking and the maintenance of workers are facilitated; the traction substation comprehensive lightning protection screen cabinet is provided with a microcomputer temperature controller 202 and a ventilation and heat dissipation system which are matched for use, the ventilation and heat dissipation system adopts a fan or other refrigeration equipment, and the heat dissipation system is automatically started when the temperature in the cabinet exceeds a set value, so that the components in the cabinet are prevented from being damaged due to overheating, and the service life is prolonged; the first communication equipment 203 realizes communication with an upper computer and local communication; the signal surge protector 204 realizes effective protection of the signal transmission line; the self-contained power supply 205 ensures the normal work of the traction substation traction power transformation comprehensive lightning protection screen cabinet during power failure; the traction transformation integrated lightning protection screen cabinet can test the grounding resistance according to a preset frequency through the grounding resistance tester 206, can also manually or remotely receive a superior instruction to test, records a test result, and gives a local alarm and a remote alarm when the test result exceeds an index.
Example 2
Besides the technical scheme of the embodiment 1, the method also comprises the following technical scheme:
the module head 321 includes a first housing 3211 and a signal detection device 3216, a low-temperature trip device 3217, a voltage dependent resistor 3218 and a fuse 3219 which are disposed in the first housing 3211, the first housing 3211 is provided with an observation window 32111, an indicator light 3212, an electrical connector 3213, a ground connector 3214 and a signal connector 3215, the electrical connector 3213, the low-temperature trip device 3217, the voltage dependent resistor 3218, the fuse 3219 and the ground connector 3214 are electrically connected in sequence, the indicator light 3212 is connected in parallel with the fuse 3219, the indicator light is used to indicate whether the fuse is in a fused state, that is, whether the module head is in a surge current protection state, and the signal detection device 3216 is in communication connection with the signal connector 3215.
Example 3
Besides the technical solutions of the embodiments 1 or 2, the following technical solutions are also included:
the traction transformation comprehensive lightning protection screen cabinet further comprises a second cabinet door, the second cabinet door is arranged on the rear side of the cabinet body, and a cabinet lock and/or heat dissipation holes are/is arranged on the second cabinet door.
Example 4
In addition to the technical solutions of any of embodiments 1-3, the following technical solutions are also included:
the low-temperature tripping device 3217 is connected with an indication board 32171 in a driving manner, the indication board 32171 corresponds to the observation window 32111 in position, and the indication board is used for indicating whether the low-temperature tripping device is in a tripping state, that is, whether the module head is in a surge current protection state; the signal detection device 3216 includes at least one of a temperature sensor, a current transformer, and a magnetic field sensor, and is configured to detect a module head status signal and output or input a signal through a signal connection member.
Example 5
In addition to the technical solutions of any of embodiments 1 to 4, the following technical solutions are also included:
the base 322 comprises a second shell 3221, a wiring board 3222, a grounding bar 3224, a signal adapter board 3225 and a control circuit board 3226, the second shell 3221 has a groove structure, and the module head 321 is inserted into the groove structure of the base 322, so that the plug-in connection is facilitated, the installation and maintenance are facilitated, and the problem of wiring disorder is avoided.
Example 6
In addition to the technical solutions of any of embodiments 1 to 5, the following technical solutions are also included:
the wiring board 3222 is disposed in the second housing 3221, the wiring board 3222 is connected to a clip 3223, and the electrical connector 3213 of the module head 321 is electrically connected to the wiring board 3222 through the clip 3223, so that the plug-in connection is facilitated, the installation and maintenance are facilitated, and the problem of messy wiring is avoided.
The grounding bar 3224 is disposed in the second housing 3221, and the grounding connecting element 3214 of the module head 321 is electrically connected to the grounding bar 3224, so that the plug connection is facilitated, the installation and maintenance are facilitated, and the problem of messy wiring is solved.
Example 7
In addition to the technical solutions of any of embodiments 1 to 6, the following technical solutions are also included:
the signal adapting board 3225 is disposed in the second housing 3221, the signal adapting board 3225 includes a first PCB 32251, a first connector 32253 and at least one contact 32252 disposed on the first PCB 32251, the contact 32252 is connected to the first connector 32253 through routing of the first PCB 32251, and the signal connector 3215 of the module head 321 is in communication connection with the contact 32252, so as to output status signals of each path of module head to the signal adapting board, or input signals to the module head, thereby implementing centralized output/input and management of status signals of each path of module head of the surge protection module, and simultaneously facilitating plug connection, facilitating installation and maintenance, and avoiding the problem of wiring disorder.
The control circuit board 3226 includes a second PCB 32261, a second connector 32262, a microprocessor 32263, a second communication device 32264, a power port 32265, and a power conversion chip 32266, which are disposed on the second PCB 32261, the microprocessor 32263 is connected to the second connector 32262, the communication device 32264, and the power conversion chip 32266, respectively, the power conversion chip 32266 is connected to the power port 32265, the control circuit board 3226 is connected to the signal adapting board 3225 through the second connector 32262 in an inserting manner, the communication device 32264 is in communication with the human-computer interaction display device 101, so that status signals of each module head are centrally transmitted to the control circuit board through the signal adapting board, or signals are input to the module head, centralized monitoring and management of each module head are realized through the microprocessor, human-computer interaction is realized through the human-computer interaction display device, the human-computer interaction display device may include a touch screen, and the operation of centralized monitoring, management, query, and the like of the protection module is performed in real time through the touch screen of the human-computer interaction The working state of each module head is displayed in real time, the module heads can be in a fusing state, a tripping state or a normal surge current protection state, meanwhile, alarm information can be sent out, a user can conveniently maintain and process the module, the comprehensive lightning protection screen cabinet for traction power transformation can be intensively provided with a plurality of surge protection modules through the traction power transformation, the module heads are intensively arranged to realize surge current protection of a plurality of loops, unified installation and centralized monitoring are realized simultaneously, and the working efficiency and the intelligent degree are obviously improved.
Example 8
In addition to the technical solutions of any of embodiments 1 to 6, the following technical solutions are also included:
the lightning protection module 3 includes at least one fixing plate 31, the fixing plate 31 has a mounting hole 311, and the surge protection module 32 is disposed in the mounting hole 311 of the fixing plate 31, so as to facilitate the installation of the surge protection module.
Example 9
In addition to the technical solutions of any of embodiments 1 to 8, the following technical solutions are also included:
the first cabinet door 1 is provided with a lockset 102 and/or a heat dissipation hole 103; the lockset 102 ensures the safety of equipment in the cabinet, and the heat dissipation hole 103 is matched with the microcomputer temperature controller 202 and the fan to ensure the working temperature in the cabinet.
Example 10
In addition to the technical solutions of any of embodiments 1 to 9, the following technical solutions are also included:
the intelligent concentrator, the network switch and the monitoring system are also included; the human-computer interaction display device 101 or the surge protection module 32 is in communication connection with a monitoring system through an intelligent concentrator and/or a network switch, and the monitoring system comprises an upper computer, a display, a server and a mobile terminal. Optionally, the mobile terminal may be a tablet computer, a mobile phone, or other mobile terminal; therefore, remote monitoring and management of the traction substation and traction substation integrated lightning protection screen cabinet are realized, centralized monitoring and management of all paths of surge protection modules are realized, and the working efficiency and the intelligent degree are improved.
Example 11
In addition to the technical solutions of any of embodiments 1 to 9, the following technical solutions are also included:
the first communication equipment comprises a wired communication interface and/or a wireless communication interface; the second communication equipment also has a wired communication interface and/or a wireless communication interface;
the wired communication interface comprises one or more of a bus, an RS485, an RS232, a CAN, a power carrier and an Ethernet;
the wireless communication interface comprises one or more of Wifi, Bluetooth, Zigbee, 2G/3G/4G/5G.
Example 12
In addition to the technical solutions of any of embodiments 1 to 9, the following technical solutions are also included:
a temperature sensor is arranged in the microcomputer temperature controller 202, the microcomputer temperature controller 202 is connected with a fan, and when the temperature is detected to be too high, the fan is started to cool through the heat dissipation holes, so that the normal working environment temperature of the traction substation traction power transformation comprehensive lightning protection screen cabinet is guaranteed.
The size of the traction substation comprehensive lightning protection screen cabinet is 2210-2310 (750-850) 550-650 mm, one cabinet position is occupied during installation, the bottom of the cabinet is fixed by a movable lifting seat, and the height of the cabinet can be adjusted according to the field situation.
Compared with the prior art, the application has the following beneficial effects:
(1) through the utility model discloses traction substation comprehensive lightning protection screen cabinet can concentrate on setting up a plurality of surge protection modules, concentrates on setting up a plurality of way module heads and realizes the lightning surge current protection to a plurality of return circuits, realizes unified installation and centralized monitoring;
(2) the module head and the base of the surge protection module are convenient for plug connection, the installation and the maintenance are convenient, and the problem of messy wiring is avoided;
(3) the working state and alarm information of each module head are displayed in real time through a human-computer interaction display device;
(4) the machine interaction display device or the surge protection module is in communication connection with the monitoring system through the intelligent concentrator and/or the network switch, so that the centralized monitoring and management of each module head of the surge protection module can be realized remotely, and the monitoring and management of the traction and transformation comprehensive lightning protection screen cabinet of the traction and transformation can be realized remotely;
(5) the integrated lightning protection device has the advantages of reasonable overall design, realization of centralized lightning protection, convenience for user management, wide application in distribution places such as railway system traction substations and the like, and remarkable improvement on working efficiency and intelligent degree.
The above embodiments are only examples of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A traction transformation comprehensive lightning protection screen cabinet comprises a first cabinet door (1) and a cabinet body (2); a man-machine interaction display device (101) is arranged on the first cabinet door (1); the cabinet body (2) is internally provided with at least one lightning protection module (3), and the lightning protection module (3) is characterized by comprising at least one surge protection module (32), wherein the surge protection module (32) comprises a base (322) and at least one module head (321), and the module head (321) is connected with the base (322) in an inserting manner;
the cabinet body (2) is also provided with one or a combination of a lighting device (201), a microcomputer temperature control instrument (202), first communication equipment (203), a signal surge protector (204), a self-contained power supply (205) and a grounding resistance tester (206).
2. The traction transformation comprehensive lightning protection screen cabinet according to claim 1, wherein the module head (321) comprises a first housing (3211) and a signal detection device (3216), a low-temperature trip device (3217), a varistor (3218) and a fuse (3219) arranged in the first housing (3211), an observation window (32111), an indicator light (3212), an electrical connector (3213), a ground connector (3214) and a signal connector (3215) are arranged on the first housing (3211), the electrical connector (3213), the low-temperature trip device (3217), the varistor (3218), the fuse (3219) and the ground connector (3214) are electrically connected in sequence, the indicator light (3212) is connected in parallel with the fuse (3219), and the signal detection device (3216) is in communication connection with the signal connector (3215).
3. The traction transformation comprehensive lightning protection screen cabinet according to claim 2, wherein the low-temperature tripping device (3217) is in driving connection with a sign (32171), and the sign (32171) corresponds to the position of the observation window (32111);
the signal detection device (3216) comprises one or more of a temperature sensor, a current transformer, and a magnetic field sensor.
4. The traction transformation integrated lightning protection screen cabinet according to claim 3, wherein the base (322) comprises a second shell (3221), a wiring board (3222), a grounding bar (3224), a signal adapter board (3225) and a control circuit board (3226), and the second shell (3221) has a groove structure;
the wiring board (3222) is arranged in the second shell (3221), the wiring board (3222) is connected with a clamping piece (3223), and the electric connecting piece (3213) of the module head (321) is electrically connected with the wiring board (3222) through the clamping piece (3223);
the grounding bar (3224) is arranged in the second shell (3221), and the grounding connecting piece (3214) of the module head (321) is electrically connected with the grounding bar (3224).
5. The traction transformation integrated lightning protection screen cabinet according to claim 4, wherein the signal adapting board (3225) is disposed in the second housing (3221), the signal adapting board (3225) includes a first PCB board (32251), a first connector (32253) and at least one contact (32252) disposed on the first PCB board (32251), the contact (32252) is connected to the first connector (32253) through a first PCB board (32251) trace, and the signal connector (3215) of the module head (321) is in communication connection with the contact (32252);
the control circuit board (3226) comprises a second PCB board (32261) and a second connector (32262), a microprocessor (32263), a second communication device (32264), a power port (32265) and a power conversion chip (32266) which are arranged on the second PCB board (32261), the microprocessor (32263) is respectively connected with the second connector (32262), the second communication device (32264) and the power conversion chip (32266), the power conversion chip (32266) is connected with the power port (32265), the control circuit board (3226) is in plug-in connection with the signal adapter board (3225) through the second connector (32262), and the second communication device (32264) is in communication connection with the human-computer interaction display device (101).
6. The traction transformation integrated lightning protection screen cabinet according to claim 1, wherein the lightning protection module (3) comprises at least one fixing plate (31), the fixing plate (31) has a mounting hole (311), and the surge protection module (32) is disposed in the mounting hole (311) of the fixing plate (31).
7. The traction transformation integrated lightning protection screen cabinet according to claim 1, wherein the first cabinet door (1) is provided with a lock (102) and/or a heat dissipation hole (103).
8. The traction transformation integrated lightning protection screen cabinet according to any one of claims 1 to 7, further comprising an intelligent concentrator, a network switch and a monitoring system; the human-computer interaction display device (101) or the surge protection module (32) is in communication connection with the monitoring system through the intelligent concentrator and/or the network switch, and the monitoring system comprises an upper computer, a display, a server and a mobile terminal.
9. The traction transformation integrated lightning protection screen cabinet according to any one of claims 1 to 7, wherein the first communication device comprises a wired communication interface and/or a wireless communication interface;
the wired communication interface comprises one or more of a bus, an RS485, an RS232, a CAN, a power carrier and an Ethernet;
the wireless communication interface comprises one or more of Wifi, Bluetooth, Zigbee and 2G/3G/4G/5G in combination.
10. The traction transformation integrated lightning protection screen cabinet according to claim 1, wherein a temperature sensor is arranged in the microcomputer temperature controller (202), and the microcomputer temperature controller (202) is connected with a fan in a control mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020408009.7U CN213151426U (en) | 2020-03-26 | 2020-03-26 | Traction substation comprehensive lightning protection screen cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020408009.7U CN213151426U (en) | 2020-03-26 | 2020-03-26 | Traction substation comprehensive lightning protection screen cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN213151426U true CN213151426U (en) | 2021-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020408009.7U Active CN213151426U (en) | 2020-03-26 | 2020-03-26 | Traction substation comprehensive lightning protection screen cabinet |
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| Country | Link |
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| CN (1) | CN213151426U (en) |
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2020
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