CN110416894B - Outdoor movable alternating current emergency power distribution device - Google Patents
Outdoor movable alternating current emergency power distribution device Download PDFInfo
- Publication number
- CN110416894B CN110416894B CN201910711150.6A CN201910711150A CN110416894B CN 110416894 B CN110416894 B CN 110416894B CN 201910711150 A CN201910711150 A CN 201910711150A CN 110416894 B CN110416894 B CN 110416894B
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- isolating switch
- crank arm
- box body
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- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 239000012212 insulator Substances 0.000 claims abstract description 16
- 230000007123 defense Effects 0.000 claims abstract description 3
- 238000002955 isolation Methods 0.000 claims description 27
- 238000009413 insulation Methods 0.000 claims description 21
- 238000009434 installation Methods 0.000 claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000010354 integration Effects 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 3
- 230000001276 controlling effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Patch Boards (AREA)
Abstract
The utility model provides an outdoor portable alternating current block terminal device is fixed with the high-voltage insulator who is connected with high-voltage overhead line on the insulator support of the upper left end of outer box body, locates the inside operating device that just control end is located main control room of outer box body and throw isolator and be connected and control the switch of going up isolator or lower isolator in the isolator through operating device double throw, be equipped with on the vacuum circuit breaker and constitute the locking operation device of forced joint defense locking mechanism and be used for controlling vacuum circuit breaker break-make with operating device. The invention solves the problems that the existing distribution equipment is poor in integration level and the wiring is messy in distribution, the reconstruction is required to be dismantled for replacement of the distribution field, and the repeated use is impossible, and the problems of cost and time resource waste caused by reconstruction of the distribution equipment are solved.
Description
Technical Field
The invention belongs to the technical field of high-low voltage distribution equipment, and particularly relates to an outdoor movable alternating current distribution box device.
Background
The box-type transformer is characterized in that switching equipment, a measuring instrument, protection electrical equipment and auxiliary equipment are assembled in a closed or semi-closed metal cabinet according to the wiring requirement of the electrical equipment (the internal equipment is designed indoors), so that a high-low voltage distribution device is formed, and a circuit can be switched on or off by means of a manual or automatic switch in normal operation. The position of each part in the temporary distribution equipment that traditional transformer substation set up is dispersed, connecting wire disperses and the disorder distribution, after using, need demolish its equipment and basis, when other places or next use, need rewiring installation preparation basis, do not possess reuse and remove the characteristics, cause the installation use cost of distribution equipment and the great waste of time resource, and the temporary distribution equipment that exposes has the potential safety hazard, easily take place the danger, be unsuitable for interim or stage electricity consumption, for solving above-mentioned building site, drought resistance, irrigate, salvage and the equipment emergency power consumption's under the operational environment of sudden nature calamity problem and convenient installation operation, need improve and develop.
Disclosure of Invention
The invention solves the technical problems that: the utility model provides an outdoor portable AC block terminal device, with the power distribution electrical equipment integration in the outside of safe totally enclosed outdoor structure originally internally, the phenomenon of current distribution equipment integration level difference wiring messy distribution has been solved, and change and join in marriage the electric field ground and need demolish the unable re-use's of rebuilding problem, the cost and the extravagant problem of time resource that have eliminated rebuilding the power distribution device and produce, through addding the emergence of forced joint defense locking mechanism, effectively avoid the equipment damage and the unsafe accident that cause of improper operation, the security, the reliability, the practicality, the economical is high, it is convenient to remove, the reuse rate is high.
The invention adopts the technical scheme that: the utility model provides an outdoor portable AC block terminal device, including outer box body and locate the outer box body in have the two throw isolator, vacuum circuit breaker, transformer and the low-voltage integrated power distribution cabinet of district of voltage detection function, be fixed with the high-voltage insulator who is connected with high-voltage overhead wire on the insulator support of outer box body upper left end, the last incoming wire end of two throw isolator is connected with high-voltage insulator through the high-voltage wall bushing that locates on the outer box body, and the lower incoming wire end of two throw isolator is through locating the cable plug inside the outer box body and penetrating the external cable connection in the outer box body, two arresters in the outer box body respectively with correspond the cable plug and the high-voltage wall bushing connection of side, locate the operating device and the upper isolation switch or the opening and closing of lower isolation switch in the operating device that the operating device constitutes forced joint locking mechanism and be used for controlling vacuum circuit breaker break, the lower incoming wire end of two arresters and the low-voltage distribution cabinet of vacuum circuit breaker are located the inside the main control chamber and are located the operating device, the upper end of two arresters and the low-voltage distribution cabinet is located the upper low-voltage bushing of corresponding side and the low-voltage power distribution cabinet is connected with the low-voltage insulation bushing of low-voltage integrated power distribution cabinet, the lower electrical connection of low voltage distribution cabinet.
The high-voltage isolating switch comprises an outer box body, a lower isolating switch, a high-voltage sensor and a rain-proof electromagnetic lock, wherein the double-throw isolating switch is arranged on an installation beam on the left inner wall of the outer box body and comprises an upper isolating switch, a lower isolating switch, a high-voltage sensor and a rain-proof electromagnetic lock, the high-voltage sensor is fixed on the installation beam between the upper isolating switch and the lower isolating switch, one end part of a moving contact of the upper isolating switch and one end part of a moving contact of the lower isolating switch are both fixed on the outer wall of a high-voltage sleeve of the high-voltage sensor, the other ends of the moving contact of the upper isolating switch and the other ends of the moving contact of the lower isolating switch are respectively connected with a corresponding operating mechanism, the disconnection of the moving contact and the static contact on the upper isolating switch is realized through a rotating operating mechanism, high-voltage signals of the upper isolating switch or the lower isolating switch are transmitted to the comprehensive protecting and controlling device in a main control room and are displayed in a display area of the main control room, the high-voltage sensor is connected with the rain-proof electromagnetic lock arranged on the left box door of the outer box body, and the upper isolating switch is electrically connected with the upper wire inlet wire end of the high-voltage sleeve of the high-voltage isolating switch and the high-voltage cable, and the upper wire inlet wire end of the high-voltage isolating switch is electrically connected with the wire inlet wire connector and the high-voltage wire connector through the wire connector.
Further, operating device includes upper connecting rod, upper crank I, upper operating shaft crank, upper insulating pull rod, upper switch control shaft, lower connecting rod, lower crank I, lower operating shaft crank, lower insulating pull rod and lower switch control shaft, upper crank I and lower crank I rotate and install on the installation roof beam, upper crank I and lower crank I one end are connected with upper insulating pull rod and lower insulating pull rod one end respectively, upper insulating pull rod and lower insulating pull rod other end are connected with the moving contact of upper isolator and lower isolator respectively, upper connecting rod and lower connecting rod one end are connected with upper crank I and lower crank I other end respectively, upper connecting rod and lower connecting rod other end are connected with upper operating shaft crank and lower operating shaft crank one end respectively, upper operating shaft crank and lower operating shaft crank other end are connected with the upper switch control shaft and lower switch control shaft on the crank respectively, upper switch control shaft and lower switch control shaft are installed in the outer box body through the bearing frame respectively to realize the break-make or break-make of the lower isolator through rotating indoor upper switch control shaft or lower switch.
Further, the locking operation device is a forced mechanical locking device, the forced mechanical locking device comprises a crank arm locating pin, steel wires and a closing and opening operation shaft, the vacuum circuit breaker is fixed on a switch mounting bracket, an operation end of the closing and opening operation shaft rotatably mounted on the switch mounting bracket extends into a main control chamber, two steel wires fixedly provided with crank arms on the closing and opening operation shaft and fixedly connected with the crank arms penetrate through wire sleeves arranged on a switch mounting bracket fixing plate to be respectively fixedly connected with the crank arm locating pin, two crank arm locating pins are sleeved with reset springs, and in the on state, the two crank arm locating pins respectively correspond to locating holes on an upper operation shaft crank arm and a lower operation shaft crank arm, after the upper isolation switch or the lower isolation switch is turned on, the closing and opening operation shaft is rotated to enable the crank arm to control the vacuum switch to be closed, and meanwhile, the crank arm locating pin is inserted into the locating holes to realize forced locking of the upper isolation switch or the lower isolation switch under the action of the reset springs.
Further, the locking operation device is a forced electric locking device, the loops of the upper isolating switch and the lower isolating switch are respectively provided with a position switch, and the position switches are linked with a closing loop of the vacuum circuit breaker to realize electric closing.
Further, the outer box body comprises a frame, a foundation platform and coaming, the frame roof forms closed box structure with locating the coaming all around of frame and frame upper end four corners is equipped with the rings that are convenient for lift by crane closed box and make it link firmly with the foundation platform, install the fan on the roof and locate the rain-proof cap of roof top surface and be located the fan top, install the left side chamber door of taking rain-proof electromagnetic lock and the right side chamber door of taking rain-proof formula mechanical lock on the coaming of frame left and right sides respectively, and left side chamber door and right side chamber door are two to open the door, install access door and operation control room door and frame front and back side coaming and access door and operation control room door on the coaming respectively, offered a plurality of viewing windows that correspond with vacuum circuit breaker, transformer and platform district low pressure comprehensive switch board position.
Further, the stand lower extreme of frame four corners all overlaps and is equipped with emergent support mounting post that becomes and frame four corners stand lower extreme all is equipped with the locating pin with emergent support mounting post adaptation that becomes, the outside of connecting beam is fixed with the bolt that lifts by crane and the horizontal position when outer case body lifts by crane and falls down through locating the level gauge on two mutually perpendicular bounding walls around the frame.
Further, be equipped with two mutually perpendicular's ground connection row on the basic platform face, be fixed with a plurality of prefabrication even boards and switch installing support and installation transformer and the support of district low pressure integrated power distribution cabinet on the basic platform face and link firmly on the prefabrication even board that corresponds through the bolt, basic platform four corners is equipped with the floor drain.
Compared with the prior art, the invention has the advantages that:
1. according to the technical scheme, the distribution electric device is integrated in the outward body of the safe totally-enclosed outdoor structure, the phenomenon that the existing distribution equipment is poor in integration level and is distributed in disorder is solved, the problem that the reconstruction cannot be used repeatedly due to the fact that the distribution field is replaced and the problem of cost and time resource waste caused by the reconstruction of the distribution device is solved.
2. According to the technical scheme, the forced joint anti-blocking mechanism is additionally arranged, so that the double-throw isolating switch is in a blocking state when the vacuum circuit breaker is switched on, equipment damage and unsafe accidents caused by improper operation are effectively avoided, and the safety and reliability are high;
3. according to the technical scheme, the high-voltage sensor for detecting whether the double-throw isolating switch has high voltage is additionally arranged on the double-throw isolating switch, and the high-voltage sensor provides reliable electric energy for the rainproof electromagnetic lock arranged on the left box door of the outer box body, so that unsafe accidents caused by the fact that the double-throw isolating switch is operated under load are avoided;
4. the technical scheme has the advantages of safe and reliable use, intelligent operation, convenient movement and high recycling rate.
Drawings
FIG. 1 is a front elevational view of the structure of the present invention;
FIG. 2 is a top view of the structure of the present invention with the top panel removed;
FIG. 3 is a schematic diagram of the connection of the operating mechanism and the double throw isolating switch of the present invention;
fig. 4 is a schematic diagram of the structure in which the double throw disconnecting switch is locked when the vacuum circuit breaker is in the closing position;
FIG. 5 is a schematic diagram of the structure of the double throw disconnecting switch unlocked when the vacuum circuit breaker of the invention is in the breaking position;
FIG. 6 is a basic layout of the basic platform of the present invention.
Detailed Description
An embodiment of the present invention will now be described, with reference to fig. 1-6, so that the technical solutions will be clearly and fully described, it being apparent that the described embodiments are only some, but not all, embodiments of the present invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the present invention.
An outdoor mobile alternating current distribution box device comprises an outer box body 1, a double-throw isolating switch 2 with a voltage detection function, a vacuum circuit breaker 3, a transformer 4 and a low-voltage comprehensive distribution cabinet 5 arranged in the outer box body 1, wherein a high-voltage insulator 7 connected with a high-voltage overhead line is fixed on an insulator bracket 6 at the left upper end of the outer box body 1, an upper wire inlet end of the double-throw isolating switch 2 is connected with the high-voltage insulator 7 through a high-voltage wall bushing 8 arranged on the outer box body 1, a lower wire inlet end of the double-throw isolating switch 2 is connected with an external cable penetrating into the outer box body 1 through a cable plug 9 arranged in the outer box body 1, two lightning arresters 12 in the outer box body 1 are respectively connected with the cable plug 9 and the high-voltage wall bushing 8 at corresponding sides, an operating mechanism 13 arranged in the outer box body 1 and the control end of which is positioned in the main control room 10 is connected with the double-throw isolating switch 2, and the operating mechanism 13 is used for controlling the opening and closing of an upper isolating switch 2-1 or a lower isolating switch 2-4 in the double-throw isolating switch 2, a locking operating device 14 which forms a forced joint-prevention locking mechanism with the operating mechanism 13 and is used for controlling the on-off of the vacuum circuit breaker 3 is arranged on the vacuum circuit breaker 3, the wire outlet end of the double-throw isolating switch 2 is electrically connected with the upper wire inlet of the vacuum circuit breaker 3, the lower wire outlet of the vacuum circuit breaker 3 is electrically connected with the end of a high-voltage sleeve of the transformer 4, the end of the low-voltage sleeve of the transformer 4 is electrically connected with the power end of the low-voltage comprehensive power distribution cabinet 5 in a platform area, two paths of output power wires distributed by the low-voltage comprehensive power distribution cabinet 5 are respectively connected with the lower wire connecting insulation wires of the low-voltage wall bushing 11 which is arranged at the right upper end of the outer box body 1, the upper wiring terminal of the low-voltage wall bushing 11 is connected with the upper wiring terminal of the low-voltage insulator 18, and the low-voltage cable or the low-voltage overhead line is respectively connected with the corresponding low-voltage insulator 18.
Specifically, the double-throw isolating switch 2 is arranged on an installation beam 2-3 on the left inner wall of the outer box body 1, the double-throw isolating switch 2 comprises an upper isolating switch 2-1, a lower isolating switch 2-4, a high-voltage sensor 2-2 and a rainproof electromagnetic lock, the high-voltage sensor 2-2 is fixed on the installation beam 2-3 between the two insulators of the upper isolating switch 2-1 and the lower isolating switch 2-4, one end parts of a moving contact of the upper isolating switch 2-1 and a moving contact of the lower isolating switch 2-4 are both fixed on the outer wall of a high-voltage sleeve of the high-voltage sensor 2-2, the other ends of the moving contact of the upper isolating switch 2-1 and the moving contact of the lower isolating switch 2-4 are respectively connected with a corresponding operating mechanism 13, the switching-off of the movable contact and the static contact on the upper isolating switch 2-1 or the lower isolating switch 2-4 is realized through a rotating operation mechanism 13, the high-voltage sensor 2-2 is connected with the comprehensive protection and control device 10-1 in the main control room 10, then the high-voltage signal of the upper isolating switch 2-1 or the lower isolating switch 2-4 is transmitted to the comprehensive protection and control device 10-1 and displayed in the display area of the main control room 10, the high-voltage sensor 2-2 is connected with a rainproof electromagnetic lock arranged on the left box door 1-1 of the outer box body 1, the upper inlet wire end of the upper isolating switch 2-1 is electrically connected with the high-voltage wall bushing 8, the lower inlet wire end of the lower isolating switch 2-4 is electrically connected with the upper terminal wire post of the cable plug 9, the outlet end of the high-voltage sleeve of the high-voltage sensor 2-2 is electrically connected with the inlet wire on the vacuum circuit breaker 3.
Specifically, the operating mechanism 13 comprises an upper connecting rod 13-1, an upper crank arm I13-2, an upper operating shaft crank arm 13-3 and an upper insulation pull rod 13-4, an upper switch control shaft 13-5, a lower connecting rod 13-6, a lower crank arm I13-7, a lower operating shaft crank arm 13-8, a lower insulation pull rod 13-9 and a lower switch control shaft 13-10, wherein the upper crank arm I13-2 and the lower crank arm I13-7 are rotatably arranged on the mounting beam 2-3, one ends of the upper crank arm I13-2 and the lower crank arm I13-7 are respectively connected with one ends of the upper insulation pull rod 13-4 and the lower insulation pull rod 13-9, the other ends of the upper insulation pull rod 13-4 and the lower insulation pull rod 13-9 are respectively connected with moving contacts of the upper isolating switch 2-1 and the lower isolating switch 2-4, one end of the upper connecting rod 13-1 and one end of the lower connecting rod 13-6 are respectively connected with the other end of the upper crank arm I13-2 and the other end of the lower crank arm I13-7, the other ends of the upper connecting rod 13-1 and the lower connecting rod 13-6 are respectively connected with one end of the upper operating shaft crank arm 13-3 and one end of the lower operating shaft crank arm 13-8, the other ends of the upper operating shaft crank arm 13-3 and the lower operating shaft crank arm 13-8 are respectively connected with crank arms on the upper switch control shaft 13-5 and the lower switch control shaft 13-10, the upper switch control shaft 13-5 and the lower switch control shaft 13-10 are respectively arranged in the outer box body 1 through bearing seats, and the on-off of the upper isolating switch 2-1 or the lower isolating switch 2-4 is realized by rotating the hexagonal head of the upper switch control shaft 13-5 or the lower switch control shaft 13-10 in the main control room 10.
Specifically, the locking operation device 14 is a forced mechanical locking, the forced mechanical locking comprises a crank arm positioning pin 14-1, a steel wire 14-2 and a closing and opening operation shaft 14-3, the vacuum circuit breaker 3 is fixed on a switch mounting bracket 15, the operation end of the closing and opening operation shaft 14-3 rotatably mounted on the switch mounting bracket 15 extends into the main control room 10, a crank arm 14-4 is fixed on the closing and opening operation shaft 14-3, two steel wires 14-2 fixedly connected with the crank arm 14-4 penetrate through a wire sleeve arranged on a fixing plate of the switch mounting bracket 15 and are respectively fixedly connected with the crank arm positioning pin 14-1, a reset spring 14-5 is sleeved on the two crank arm positioning pins 14-1, in the on state of the upper isolation switch 2-1 and the lower isolation switch 2-4, the two crank arm positioning pins 14-1 respectively correspond to the positions of positioning holes 13-11 on the upper operation shaft crank arm 13-3 and the lower operation shaft crank arm 13-8, after the upper isolation switch 2-1 or the lower isolation switch 2-4 rotates, the closing and opening operation shaft 14-4 is enabled to be in the vacuum circuit breaker 14-1 or the lower isolation switch 14-4 to realize the function of simultaneously positioning of the upper isolation switch 14-1 and the lower isolation switch 14-4; specifically, the locking operation device 14 is a forced electrical locking device, the loops of the upper isolating switch 2-1 and the lower isolating switch 2-4 are respectively provided with a position switch, and the position switches are linked with a closing loop of the vacuum circuit breaker 3 to realize electrical closing.
In the structure, the vacuum circuit breaker 3 can be matched with a brand-new silicon rubber composite insulation type vacuum circuit breaker, and also can be matched with an intelligent automatic wire tool, the vacuum circuit breaker 3 can be matched with electronic control equipment such as an intelligent controller, and an automatic control function is realized, namely (1) the vacuum circuit breaker 3 can be remotely controlled within the range of 50 meters nearby by a remote controller, a control signal emitted by the remote controller is received by a signal receiver arranged in a main control room 10 and then is transmitted to a comprehensive protection and control device 10-1, and the comprehensive protection and control device 10-1 controls the on-off of a vacuum switch closing circuit of the vacuum circuit breaker 3; (2) the GPRS control is added with an intelligent controller to be connected with a comprehensive protection and control device 10-1 in a main control room 10, and the intelligent controller is used for controlling the on-off of a vacuum switch closing loop of a vacuum circuit breaker 3 after a ground call or electricity consumption manager password is transmitted to the intelligent controller through a GPRS network, so that remote operation is realized, a state signal prompt is returned, and meanwhile, the intelligent controller has a current three-section protection function and an ultra-high temperature tripping function for a transformer 4; (3) after energy is stored through a mechanical energy storage operation shaft of the vacuum circuit breaker, the closing operation shaft 14-3 is rotated to control the vacuum circuit breaker 3 to be closed, the upper disconnecting switch 2-1 or the lower disconnecting switch 2-4 is in a closing state, so that the corresponding crank arm locating pin 4-1 is inserted into the locating hole 13-11 to realize forced closing of the upper disconnecting switch 2-1 or the lower disconnecting switch 2-4, the upper disconnecting switch 2-1 or the lower disconnecting switch 2-4 is closed firstly by the closing vacuum circuit breaker 3, otherwise, the vacuum circuit breaker 3 is separated firstly by opening the upper disconnecting switch 2-1 or the lower disconnecting switch 2-4, otherwise, the vacuum circuit breaker 3 cannot be opened by closing the upper disconnecting switch or the disconnecting switch, and the five-prevention mechanical locking function is met by adopting the mode; the intelligent controller is internally provided with a backup battery not smaller than 7AH, so that the backup battery is used for restarting AC220V operation power supply necessary for equipment operation in intermittent power failure, a floating charge power supply can be provided in a low-voltage comprehensive power distribution cabinet 5 of a transformer area on the low-voltage side of a transformer 4 in normal operation, a vacuum circuit breaker 3, the transformer 4 and a lightning arrester 12 are all provided with copper braid grounding special wires, a grounding end of the lightning arrester 12 is reliably connected with a grounding wire system on a grounding bar 1-8 by using TMY-40 x 4 and using copper braid belts, and the grounding wire system always keeps good grounding in moving the structure; in the design of the error locking prevention of the left box door 1-1 (high-voltage chamber door), as no proper 10kV outdoor sensor exists in the current market, the 10KV indoor high-voltage sensor 2-2 combined with a high-voltage sleeve (heat-shrinkable sleeve) is combined with 10KV outdoor epoxy silicone rubber to be sealed and insulated to provide a reliable power supply for the rainproof electromagnetic lock on the left box door 1-1, so that the difficulty of no outdoor sensor is overcome, and the error locking prevention structure is simplified.
Specifically, the outer box body 1 comprises a frame 1-4, a foundation platform 1-2 and coamings, wherein a closed box structure is formed by a top plate of the frame 1-4 and the coamings arranged on the periphery of the frame 1-4, lifting rings which are convenient for lifting the closed box to be fixedly connected with the foundation platform 1-2 are arranged at four corners of the upper end of the frame 1-4, a fan 16 is arranged on the top plate, a rain hat 17 arranged on the top surface of the top plate is positioned above the fan 16, a left box door 1-1 with a rain-proof electromagnetic lock and a right box door 1-5 with a rain-proof mechanical lock are respectively arranged on the coamings on the left side and the right side of the frame 1-4, the left box door 1-1 and the right box door 1-5 are double doors, and a plurality of observation windows corresponding to the positions of the vacuum circuit breaker 3, the transformer 4 and the low-voltage comprehensive power distribution cabinet 5 in a transformer area are respectively arranged on the front side coamings and the back side coamings of the frame 1-4 and the operation control room door; specifically, the lower ends of the upright posts at four corners of the frame 1-4 are respectively sleeved with an emergency variable support mounting post 1-3, the lower ends of the upright posts at four corners of the frame 1-4 are respectively provided with a positioning pin 1-10 which is matched with the emergency variable support mounting post 1-3, the outer sides of the front and rear lower connecting beams of the frame 1-4 are fixedly provided with lifting bolts 1-6, and the horizontal position of the outer box body 1 when the outer box body is lifted down is regulated in an auxiliary manner through a level meter 1-7 arranged on two coamings which are mutually vertical, and the leveling structure of the outer box body 1 can also adopt a hydraulic device to replace a manual structure; specifically, be equipped with two mutually perpendicular's ground connection row 1-8 on the base platform 1-2 face, be fixed with a plurality of prefabricated even boards 1-9 on the base platform 1-2 face and switch installing support 15 and installation transformer 4 and the support of platform district low pressure comprehensive switch board 5 link firmly on corresponding prefabricated even board 1-9 through the bolt, base platform 1-2 four corners is equipped with the floor drain.
The structure is an integral type closed structure, each part has reasonable layout, compact structure, convenient maintenance and miniaturization under the condition of ensuring safe insulation distance, high voltage and low voltage are respectively arranged at two ends of the outer box body 1, the high voltage and the low voltage are separated as far as possible, so as to ensure personal safety, a base platform 1-2 (emergency power supply installation foundation) adopts a channel steel or rectangular steel prefabricated connecting plate 1-9 to weld a frame, a grounding row 1-8 is arranged, a 5.0 integral hot dip galvanized steel plate is paved on the grounding row 1-8, a switch installation bracket 15 and an installation transformer 4 are connected with a platform area low voltage comprehensive power distribution cabinet 5 by bolts corresponding to the delbang prefabricated connecting plate 1-9, and welding is avoided as much as possible; the integral type sealed structure outer box body 1 has the functions of preventing theft and preventing small animals from entering the box body and affecting safe electricity utilization, a left box door 1-1 and a right box door 1-5 are arranged on the left side and the right side of the outer box body 1 to facilitate maintenance, necessary instrument monitoring and checking, a 5-ton crane is used for carrying the structure on a use site, a foundation below four corners of a processing device is simply processed, a device is hung down, then emergency variable support mounting columns 1-3 at the four corners are pulled out, the lower edge of the device is not less than 300 parts, two 1-7 level gauges are observed at the same time, a locating pin 1-10 can be inserted to fix the emergency variable support mounting columns 1-3 by adjusting the basic level of the structure (four corners are simultaneously carried out), and then the emergency variable support mounting columns can be fixed in place by leaving the crane.
The performance analysis table of the structure and the unblocked box-type substation is as follows:
the above embodiments are only preferred embodiments of the present invention and are not intended to limit the scope of the present invention, so that all equivalent modifications made by the appended claims shall be included in the scope of the present invention.
Claims (8)
1. Outdoor portable exchange block terminal device, its characterized in that: comprises an outer box body (1) and a double-throw isolating switch (2), a vacuum circuit breaker (3), a transformer (4) and a low-voltage comprehensive power distribution cabinet (5) which are arranged in the outer box body (1) and have a voltage detection function, wherein a high-voltage insulator (7) connected with a high-voltage overhead wire is fixed on an insulator bracket (6) at the left upper end of the outer box body (1), an upper inlet wire end of the double-throw isolating switch (2) is connected with the high-voltage insulator (7) through a high-voltage wall bushing (8) arranged on the outer box body (1), a lower inlet wire end of the double-throw isolating switch (2) is connected with an external cable penetrating into the outer box body (1) through a cable plug (9) arranged in the outer box body (1), two lightning arresters (12) in the outer box body (1) are respectively connected with the cable plug (9) and the high-voltage wall bushing (8) at the corresponding side, an upper inlet wire end of the double-throw isolating switch (2) is arranged in the outer box body (1) and a control end of the operating mechanism (10) is positioned in the isolating switch (2) through the double-switch (2) or the double-throw isolating switch (2), the utility model discloses a high-voltage power supply device for the vacuum circuit breaker, including vacuum circuit breaker (3) and transformer (4), be equipped with on vacuum circuit breaker (3) with operating device (13) constitution forced joint defense locking mechanism and be used for locking operation device (14) of control vacuum circuit breaker (3) break-make, the last inlet wire electric connection of wire end and vacuum circuit breaker (3) of double throw isolator (2), and the lower outlet wire and transformer (4) high-voltage bushing tip electric connection of vacuum circuit breaker (3), transformer (4) low-voltage bushing tip and the power supply end electric connection of platform district low-voltage integrated power distribution cabinet (5), two way output power lines through platform district low-voltage integrated power distribution cabinet (5) distribution are connected with low-voltage wall bushing (11) lower wiring insulated wire that corresponds of locating outer box body (1) right-hand member respectively, terminal connection and low-voltage cable or low-voltage overhead wire are connected with low-voltage insulator (18) that corresponds on low-voltage wall bushing (11) terminal.
2. The outdoor portable ac power distribution box assembly of claim 1 wherein: the double-throw isolating switch (2) is arranged on an installation beam (2-3) on the left inner wall of the outer box body (1), the double-throw isolating switch (2) comprises an upper isolating switch (2-1), a lower isolating switch (2-4), a high-voltage sensor (2-2) and a rainproof electromagnetic lock, the high-voltage sensor (2-2) is fixed on the installation beam (2-3) between two insulators of the upper isolating switch (2-1) and the lower isolating switch (2-4), one end parts of a moving contact of the upper isolating switch (2-1) and a moving contact of the lower isolating switch (2-4) are fixed on the outer wall of a high-voltage sleeve of the high-voltage sensor (2-2), the other ends of the moving contact of the upper isolating switch (2-1) and the moving contact of the lower isolating switch (2-4) are respectively connected with corresponding operating mechanisms (13), and the moving contact of the upper isolating switch (2-1) or the lower isolating switch (2-4) and the moving contact of the fixed switch are disconnected through rotating the operating mechanisms (13), the high-voltage sensor (2-2) is connected with the comprehensive protection and control device (10-1) in the main control room (10), high-voltage signals of the upper isolation switch (2-1) or the lower isolation switch (2-4) are transmitted to the comprehensive protection and control device (10-1) and displayed in a display area of the main control room (10), the high-voltage sensor (2-2) is connected with a rainproof electromagnetic lock arranged on a left box door (1-1) of the outer box body (1), an upper inlet end of the upper isolation switch (2-1) is electrically connected with a high-voltage wall bushing (8), a lower inlet end of the lower isolation switch (2-4) is electrically connected with an upper terminal of a cable plug (9), and an outlet end of the high-voltage bushing of the high-voltage sensor (2-2) is electrically connected with an upper inlet wire of the vacuum circuit breaker (3).
3. The outdoor portable ac power distribution box assembly of claim 2 wherein: the operating mechanism (13) comprises an upper connecting rod (13-1), an upper crank arm I (13-2), an upper operating shaft crank arm (13-3) and an upper insulation pull rod (13-4), wherein one ends of the upper insulation pull rod (13-4) and one ends of the lower insulation pull rod (13-9) are respectively connected with one ends of the upper insulation pull rod (13-4) and one ends of the lower insulation pull rod (13-6), the other ends of the upper insulation pull rod (13-4) and the lower insulation pull rod (13-9) are respectively connected with moving contacts of the upper isolation switch (2-1) and one ends of the lower isolation switch (2-4), the upper crank arm I (13-2) and the lower crank arm I (13-7) are rotatably mounted on the mounting beam (2-3), one ends of the upper crank arm I (13-2) and one ends of the lower crank arm I (13-7) are respectively connected with one ends of the upper insulation pull rod (13-4) and one ends of the lower insulation pull rod (13-9), the other ends of the upper insulation pull rod (13-4) and the lower insulation pull rod (13-9) are respectively connected with moving contacts of the upper isolation switch (2-1) and the lower isolation switch (2-4), the other ends of the upper connecting rod (13-1) and the lower connecting rod (13-6) are respectively connected with one ends of an upper operation shaft crank arm (13-3) and a lower operation shaft crank arm (13-8), the other ends of the upper operation shaft crank arm (13-3) and the lower operation shaft crank arm (13-8) are respectively connected with crank arms on an upper switch control shaft (13-5) and a lower switch control shaft (13-10), the upper switch control shaft (13-5) and the lower switch control shaft (13-10) are respectively installed in the outer box body (1) through bearing seats, and the on-off of an upper disconnecting switch (2-1) or a lower disconnecting switch (2-4) is realized through rotating a hexagonal head of the upper switch control shaft (13-5) or the lower switch control shaft (13-10) in the main control chamber (10).
4. An outdoor portable ac power distribution box assembly as recited in claim 3, wherein: the locking operation device (14) is a forced mechanical locking, the forced mechanical locking comprises a crank arm positioning pin (14-1), a steel wire (14-2) and a closing and opening operation shaft (14-3), the vacuum circuit breaker (3) is fixed on a switch mounting bracket (15) and the operation end of the closing and opening operation shaft (14-3) rotatably arranged on the switch mounting bracket (15) extends into the main control room (10), the crank arm (14-4) is fixed on the closing and opening operation shaft (14-3) and two steel wires (14-2) fixedly connected with the crank arm (14-4) penetrate through a wire sleeve arranged on a switch mounting bracket (15) and are respectively fixedly connected with the crank arm positioning pin (14-1), a reset spring (14-5) is sleeved on the two crank arm positioning pins (14-1) and the upper isolation switch (2-1) and the lower isolation switch (2-4) are respectively connected with the upper isolation shaft (13-3) and the lower isolation shaft (13-3) at the corresponding positions of the upper isolation shaft (13-2) or the lower isolation switch (2-4), the turning-on and turning-off operation shaft (14-3) is rotated to enable the crank arm (14-4) to control the vacuum switch to be turned on, and meanwhile, under the action of the reset spring (14-5), the crank arm positioning pin (14-1) is inserted into the positioning hole (13-11) to realize forced locking of the upper isolating switch (2-1) or the lower isolating switch (2-4).
5. An outdoor portable ac power distribution box assembly as recited in claim 3, wherein: the locking operation device (14) is a forced electric locking device, position switches are arranged on loops of the upper isolating switch (2-1) and the lower isolating switch (2-4), and the position switches are linked with a closing loop of the vacuum circuit breaker (3) to realize electric closing.
6. The outdoor portable ac power distribution box apparatus of claim 4 or 5, wherein: the utility model provides a high-voltage transformer cabinet, including outer case body (1), including frame (1-4), basic platform (1-2) and bounding wall, frame (1-4) roof and locate bounding wall around frame (1-4) and form closed box structure and frame (1-4) upper end four corners are equipped with and are convenient for lift by crane closed box and make its rings that link firmly with basic platform (1-2), install fan (16) on the roof and locate rain-proof cap (17) of roof top surface and lie in fan (16) top, install left side chamber door (1-1) and right side chamber door (1-5) of taking rain-proof electromagnetic lock on the bounding wall of frame (1-4) both sides respectively, and left side chamber door (1-1) and right side chamber door (1-5) are two and open the door, install access door and operation control chamber door respectively on frame (1-4) front and back side bounding wall and access door and operation control chamber door on offer a plurality of and vacuum circuit breaker (3) and low-voltage transformer cabinet (4) and low-voltage district comprehensive voltage transformer district (5) corresponding.
7. The outdoor portable ac power distribution box assembly of claim 6 wherein: the emergency support-changing installation columns (1-3) are sleeved at the lower ends of the upright columns at four corners of the frame (1-4), positioning pins (1-10) matched with the emergency support-changing installation columns (1-3) are arranged at the lower ends of the upright columns at four corners of the frame (1-4), lifting bolts (1-6) are fixed on the outer sides of the front and rear lower connecting beams of the frame (1-4), and the horizontal position of the outer box body (1) when the outer box body is lifted and falls is regulated in an auxiliary mode through the level gauges (1-7) arranged on two coamings which are perpendicular to each other.
8. The outdoor portable ac power distribution box assembly of claim 7 wherein: two mutually perpendicular grounding bars (1-8) are arranged on the surface of the base platform (1-2), a plurality of prefabricated connecting plates (1-9) are fixed on the surface of the base platform (1-2), a switch mounting bracket (15) and a bracket for mounting a transformer (4) and a low-voltage comprehensive power distribution cabinet (5) in a transformer area are fixedly connected to the corresponding prefabricated connecting plates (1-9) through bolts, and floor drains are arranged at four corners of the base platform (1-2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910711150.6A CN110416894B (en) | 2019-08-02 | 2019-08-02 | Outdoor movable alternating current emergency power distribution device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910711150.6A CN110416894B (en) | 2019-08-02 | 2019-08-02 | Outdoor movable alternating current emergency power distribution device |
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| CN110416894A CN110416894A (en) | 2019-11-05 |
| CN110416894B true CN110416894B (en) | 2024-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910711150.6A Active CN110416894B (en) | 2019-08-02 | 2019-08-02 | Outdoor movable alternating current emergency power distribution device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111384681A (en) * | 2020-01-06 | 2020-07-07 | 北京双杰电气股份有限公司 | Transformer substation |
| CN116435897B (en) * | 2023-06-13 | 2023-08-29 | 福建省祥盈建设发展有限公司 | Equipment box for distribution automation |
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