CN104377582B - Box-type substation - Google Patents

Box-type substation Download PDF

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Publication number
CN104377582B
CN104377582B CN201410681020.XA CN201410681020A CN104377582B CN 104377582 B CN104377582 B CN 104377582B CN 201410681020 A CN201410681020 A CN 201410681020A CN 104377582 B CN104377582 B CN 104377582B
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Prior art keywords
transformer
low
cabinet
bus
casing
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CN201410681020.XA
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CN104377582A (en
Inventor
李春东
关士深
郭中杰
陈凯
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LIAONING ELECTRIC PROVER DEVELOPMENT Co Ltd
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LIAONING ELECTRIC PROVER DEVELOPMENT Co Ltd
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Abstract

Box-type substation belongs to Distribution Automation Technology field, more particularly to a kind of box-type substation.The present invention provides a kind of box-type substation for being easy to interruption maintenance.The present invention includes base, casing is provided with base, casing upper end is provided with top cover, in its structural feature casing hyperbaric chamber is disposed with along casing length direction side to opposite side, transformer room, low-pressure chamber, measuring room is provided with low-pressure chamber wall box, top cover upper end is provided with solar panels, controller for solar is provided with the rear end outer wall of casing, end door bottom is provided with air inlet before transformer room, ring main unit is provided with hyperbaric chamber, transformer is provided with transformer room, rear end is provided with tour door in transformer room, in transformer room ventilating fan is provided with the box body wall of rear end;Low-voltage cabinet is provided with the low-pressure chamber.

Description

Box-type substation
Technical field
The invention belongs to Distribution Automation Technology field, more particularly to a kind of box-type substation.
Background technology
Box-type substation is one kind by high-tension switch gear, power transformer and low voltage switch equipment, power factor compensation The complete power distribution equipment that device, watt hour meter making are combined into one.
The There of general box-type substation mainly uses color steel, does not make full use of the resource of solar energy.When need When overhauling box-type substation, due to not having operation power after power failure, maintenance personal can not carry out simple electric operation experiment.
In addition, in existing, low-voltage bus bar occur short trouble when, produced arclight can cause pole to equipment and personnel Big injury.There is no quick bus protection equipment in current low-voltage bus bar system, but the standby for relying on upper level transformer is protected Shield excision busbar short-circuit failure.
The content of the invention
There is provided a kind of box-type substation for being easy to interruption maintenance aiming above mentioned problem by the present invention.
To achieve the above object, the present invention is adopted the following technical scheme that, the present invention includes being provided with case on base, base Body, casing upper end is provided with top cover, and height is disposed with along casing length direction side to opposite side in its structural feature casing Measuring room is provided with pressure chamber, transformer room, low-pressure chamber, low-pressure chamber wall box, top cover upper end is provided with solar panels, casing Rear end outer wall on be provided with end door bottom before controller for solar, transformer room and be provided with air inlet, hyperbaric chamber and be provided with Rear end in transformer, transformer room is provided with ring main unit, transformer room and is provided with rear end box body wall in tour door, transformer room On be provided with ventilating fan;Low-voltage cabinet is provided with the low-pressure chamber.
As a kind of preferred scheme, transformer of the present invention uses 10kV amorphous transformers, and ring main unit uses 10kV rings Net cabinet, low-voltage cabinet uses 0.4kV low-tension switch cabinets.
As another preferred scheme, 10kV ring main units of the present invention use SF6 gas-insulated structures, on-load switch with Electrically and mechanically interlocking gear is provided between breaker.
As another preferred scheme, 0.4kV low-tension switch cabinets of the present invention include the first inlet wire bus, the second inlet wire Bus, service entrance switch, current transformer, outlet switch and capacitor, the first inlet wire bus are connected with service entrance switch one end, inlet wire The switch other end is connected by current transformer with the second inlet wire bus, and the second inlet wire bus is by connecting bus and outlet bus First end is connected, and the end of outlet bus second is connected with outlet switch, capacitor respectively.
As another preferred scheme, connection bus two ends of the present invention are arranged on low tension switch by bus fixed seat On the cabinet of cabinet, outlet bus first end is pressed from both sides by bus bar to be connected with being connected bus.
As another preferred scheme, box body wall of the present invention sets fire protection flame retarding layer knot between using double-layer metal plate Structure.
As another preferred scheme, temperature controller, the signal input of temperature controller are provided with transformer room of the present invention Port is connected with the signal output port of the temperature sensor of detection case body temperature, the control signal output of temperature controller mouthful with The control signal input mouthful of contactor is connected;Contactor controlled switch one end is connected with power supply, the other end and the ventilating fan Motor be connected.
As another preferred scheme, be provided with transformer room of the present invention protection for feed line unit, low pressure feeder cabinet, Low voltage incoming line cabinet, High-voltage Incoming Cabinet, incoming relay-protection unit, low voltage incoming line cabinet and High-voltage Incoming Cabinet and low-voltage bus bar are provided with arc light Unit and current unit, and the arc light or current signal detected is sent to incoming relay-protection list by optical fiber and data line Member, incoming relay-protection unit according to the breaker of the data output trip signal being collected into low voltage incoming line cabinet and High-voltage Incoming Cabinet or Send alarm signal.
Low pressure feeder cabinet is provided with arc light unit and current unit, and the arc light or current signal that detect are passed through optical fiber Protection for feed line unit is sent to data line, protection for feed line unit is presented according to the data output trip signal being collected into low pressure The breaker of line cabinet sends alarm signal.
Secondly, temperature controller of the present invention uses XMT-6000 type temperature controllers.
In addition, first rotating shaft is provided with the side wall of low-pressure chamber of the present invention, first rotating shaft and folding platform upper end phase Even, folding platform bottom is provided with the first horizontal jack;The second rotating shaft is provided with the side wall of low-pressure chamber above first rotating shaft, Second rotating shaft is connected with fixed arm-tie one end, and the fixed arm-tie other end is provided with second corresponding to the first horizontal jack and laterally inserted Hole.
Beneficial effect of the present invention.
The present invention is generated electricity using the solar panels above top cover of box type transformer substation, is used as standby interruption maintenance power supply.
It is of the invention by ring main unit, transformer, low-tension switch cabinet, metering device electric equipment and its mutual connection and secondary Control device is combined, and centralized arrangement is in casing in a certain way.
Air inlet air intake of the present invention, reduces the temperature of transformer.
Brief description of the drawings
The present invention will be further described with reference to the accompanying drawings and detailed description.The scope of the present invention not only limits to In the statement of herein below.
Fig. 1 is schematic structural view of the invention.
Fig. 2 is top view of the present invention.
Fig. 3 is low-tension switch cabinet structural representation of the present invention.
Fig. 4 is bus of low-voltage switch cabinet attachment structure schematic diagram of the present invention.
Fig. 5 is temperature-control circuit theory diagram in transformer room's of the present invention.
Fig. 6 is folding platform associated components structural representation of the present invention.
Fig. 7 is arc protection part-structure schematic diagram of the present invention.
In Fig. 1-6,5- solar panels, 6- hyperbaric chambers, 7- transformer rooms, 8- air inlets, 9- low-pressure chambers, 10- bases, 12- Ring main unit, 13- transformers, 14- make an inspection tour door, 15- ventilating fans, 16- low-voltage cabinets, 17- measuring rooms, the first inlet wires of 22- bus, 23- Service entrance switch, 24- current transformers, 25- outlet switchs, 26- capacitors, 27- buses fixed seat, 28- connections bus, 29- Two inlet wire buses, 30- outlet bus, 31- bus bars folder, 19- fix arm-tie, 20- folding platforms, 21- first rotating shafts.
In Fig. 7,32- protection for feed line unit, 33- low pressure feeder cabinet, 34- low voltage incoming line cabinets, 35- transformers, 36- height are pressed into Line cabinet, 37- incoming relay-protection units.
Embodiment
As illustrated, the present invention includes being provided with casing on base, base, casing upper end is provided with top cover, and its structure will In point casing hyperbaric chamber, transformer room, low-pressure chamber, low-pressure chamber casing are disposed with along casing length direction side to opposite side Measuring room is provided with the wall of side, top cover upper end is provided with solar panels, the rear end outer wall of casing and is provided with controller for solar, End door bottom, which is provided with air inlet, hyperbaric chamber, before transformer room is provided with ring main unit, and transformer is provided with transformer room, becomes Rear end is provided with tour door, transformer room and is provided with ventilating fan on the box body wall of rear end in depressor room;Set in the low-pressure chamber There is low-voltage cabinet.
The transformer uses 10kV amorphous transformers, and ring main unit uses 10kV ring main units, and low-voltage cabinet uses 0.4kV low pressure Switch cubicle.The characteristics of amorphous alloy transformer has efficiency high energy-conservation.
The 10kV ring main units use SF6 gas-insulated structures, and electric and machine is provided between on-load switch and breaker Tool interlocking gear;Ensure that switch cubicle is operated in operation sequence.
The 0.4kV low-tension switch cabinets include the first inlet wire bus, the second inlet wire bus, service entrance switch, current transformer, Outlet switch and capacitor, the first inlet wire bus are connected with service entrance switch one end, and the service entrance switch other end passes through current transformer It is connected with the second inlet wire bus, the second inlet wire bus is connected by connecting bus with outlet bus first end, outlet bus second End is connected with outlet switch, capacitor respectively.
The connection bus two ends are arranged on the cabinet of low-tension switch cabinet by bus fixed seat, outlet bus first end It is connected by bus bar folder with being connected bus;Bus need not punch connection, and bus is both the electrical connector of element, be member again The support member of part;And do not destroy copper bar material, it is to avoid punching heat condition.
The box body wall sets fire protection flame retarding Rotating fields between using double-layer metal plate.
Temperature controller, the signal input port of temperature controller and the temperature of detection case body temperature are provided with the transformer room The signal output port of sensor is connected, the control signal output mouthful of temperature controller and the control signal input mouthful phase of contactor Even;Contactor controlled switch one end is connected with power supply, and the other end is connected with the motor of the ventilating fan.When the temperature of transformer room When too high, the hot-air that temperature controller control starts inside fan work, casing is discharged to outside casing.
The temperature controller uses XMT-6000 type temperature controllers.
First rotating shaft is provided with the side wall of the low-pressure chamber, first rotating shaft is connected with folding platform upper end, folding platform Bottom is provided with the first horizontal jack;Be provided with the second rotating shaft on the side wall of low-pressure chamber above first rotating shaft, the second rotating shaft with Fixed arm-tie one end is connected, and the fixed arm-tie other end is provided with the second horizontal jack corresponding to the first horizontal jack.Folding platform Used as electrical equipment ad hoc inspection and repair.
Usually folding platform is disposed vertically, and when electrical equipment needs maintenance, is lifted folding platform and is placed on horizontal level, The second horizontal jack fixed arm-tie is overlapping with the first horizontal jack, and the second horizontal jack, first are sequentially passed through with fix bar Horizontal jack, connection folding platform and fixed arm-tie make folding platform holding level.
As shown in fig. 7, being provided with protection for feed line unit, low pressure feeder cabinet, low voltage incoming line cabinet, high pressure in the transformer room Incoming line cabinet, incoming relay-protection unit, low voltage incoming line cabinet and High-voltage Incoming Cabinet and low-voltage bus bar are provided with arc light unit and current unit, And the arc light or current signal detected is sent to incoming relay-protection unit, incoming relay-protection unit root by optical fiber and data line According to the data output trip signal being collected into low voltage incoming line cabinet and High-voltage Incoming Cabinet breaker or send alarm signal.
Low pressure feeder cabinet is provided with arc light unit and current unit, and the arc light or current signal that detect are passed through optical fiber Protection for feed line unit is sent to data line, protection for feed line unit is presented according to the data output trip signal being collected into low pressure The breaker of line cabinet sends alarm signal.
The protection for feed line unit can use RG-ALP 2XX protection locations, and incoming relay-protection unit can use RG-ALP 1XX Protection location.
The current unit is in collection protective current and export expansion.
The transformer uses SBH15-M-630KVA, and transformer base is provided with rubber with transformer room bottom surface junction Beam.
Transformer room's inner surface setting has pitch-dark layer;The outdoor ventilation window with screen pack is provided with ventilating fan.
When the temperature controller in transformer room reaches 35 degree of lower limit, logic control starts ventilating fan contactor and closed, ventilating fan Work, blows afloat the hot-air inside ventilation window, casing and is discharged to outside casing, ventilating fan carries out circulation air draft;When the work of transformer When reaching 30 degree as temperature, logic control contactor point, ventilating fan is shut down, above exhaust outlet close, below transformer-cabinet Air inlet air intake, carry out transformer temperature reduction.
Connected between the case-side wallboard and door-plate by section bar column, section bar column and the link slot of door-plate connection end Front end face and side end face be provided with sealing strip.
It is understood that above with respect to the specific descriptions of the present invention, being merely to illustrate the present invention and being not limited to this Technical scheme described by inventive embodiments, it will be understood by those within the art that, still can be to present invention progress Modification or equivalent substitution, to reach identical technique effect;As long as meet use needs, all protection scope of the present invention it It is interior.

Claims (1)

1. being provided with casing on box-type substation, including base, base, casing upper end is provided with top cover, it is characterised in that casing It is interior to be disposed with along casing length direction side to opposite side on hyperbaric chamber, transformer room, low-pressure chamber, low-pressure chamber wall box Measuring room is provided with, top cover upper end is provided with solar panels, the rear end outer wall of casing and is provided with controller for solar, transformer End door bottom, which is provided with air inlet, hyperbaric chamber, before room is provided with ring main unit, and transformer, transformer room are provided with transformer room Interior rear end is provided with tour door, transformer room and is provided with ventilating fan on the box body wall of rear end;Low pressure is provided with the low-pressure chamber Cabinet;
Temperature controller, the signal input port of temperature controller and the TEMP of detection case body temperature are provided with the transformer room The signal output port of device is connected, and the control signal output mouthful of temperature controller is connected with the control signal input mouthful of contactor; Contactor controlled switch one end is connected with power supply, and the other end is connected with the motor of the ventilating fan;
Protection for feed line unit, low pressure feeder cabinet, low voltage incoming line cabinet, High-voltage Incoming Cabinet, inlet wire is provided with the transformer room to protect Unit is protected, low voltage incoming line cabinet and High-voltage Incoming Cabinet and low-voltage bus bar are provided with arc light unit and current unit, and detecting Arc light or current signal are sent to incoming relay-protection unit by optical fiber and data line, and incoming relay-protection unit is according to the number being collected into According to output trip signal to low voltage incoming line cabinet and High-voltage Incoming Cabinet breaker or send alarm signal;
Low pressure feeder cabinet is provided with arc light unit and current unit, and the arc light or current signal that detect are passed through optical fiber sum Protection for feed line unit is sent to according to transmission line, protection for feed line unit is according to the data output trip signal being collected into low pressure feeder cabinet Breaker or send alarm signal;
First rotating shaft is provided with the side wall of the low-pressure chamber, first rotating shaft is connected with folding platform upper end, folding platform bottom It is provided with the first horizontal jack;The second rotating shaft, the second rotating shaft and fixation are provided with the side wall of low-pressure chamber above first rotating shaft Arm-tie one end is connected, and the fixed arm-tie other end is provided with the second horizontal jack corresponding to the first horizontal jack;
Transformer room's inner surface setting has pitch-dark layer;The outdoor ventilation window with screen pack is provided with ventilating fan;
When the temperature controller in transformer room reaches 35 degree of lower limit, logic control starts ventilating fan contactor and closed, ventilating fan work, Blow afloat the hot-air inside ventilation window, casing to be discharged to outside casing, ventilating fan carries out circulation air draft;When the operating temperature of transformer When reaching 30 degree, logic control contactor point, ventilating fan is shut down, above exhaust outlet close, the air intake below transformer-cabinet Mouth air intake, carries out the reduction of transformer temperature;
Usually folding platform is disposed vertically, and when electrical equipment needs maintenance, is lifted folding platform and is placed on horizontal level, solid The the second horizontal jack for determining arm-tie is overlapping with the first horizontal jack, and the second horizontal jack, first are sequentially passed through with fix bar laterally Jack, connection folding platform and fixed arm-tie make folding platform holding level;
The transformer uses 10kV amorphous transformers, and ring main unit uses 10kV ring main units, and low-voltage cabinet uses 0.4kV low pressure Switch cubicle;
The 10kV ring main units use SF6 gas-insulated structures, are provided with electrically and mechanically between on-load switch and breaker Interlocking gear;
The 0.4kV low-tension switch cabinets include the first inlet wire bus, the second inlet wire bus, service entrance switch, current transformer, gone out Wiretap and capacitor, the first inlet wire bus are connected with service entrance switch one end, the service entrance switch other end by current transformer with Second inlet wire bus is connected, and the second inlet wire bus is connected by connecting bus with outlet bus first end, the end of outlet bus second It is connected respectively with outlet switch, capacitor;
The connection bus two ends are arranged on the cabinet of low-tension switch cabinet by bus fixed seat, and outlet bus first end passes through Bus bar is pressed from both sides to be connected with being connected bus;
The box body wall sets fire protection flame retarding Rotating fields between using double-layer metal plate;
The temperature controller uses XMT-6000 type temperature controllers;
When the temperature of transformer room is too high, the hot-air that temperature controller control starts inside fan work, casing is discharged to outside casing Face;
The protection for feed line unit uses RG-ALP 2XX protection locations, and incoming relay-protection unit protects single using RG-ALP1XX Member;
The current unit is used to gather protective current and export expansion;
The transformer uses SBH15-M-630KVA, and transformer base is provided with rubber shock-absorbing with transformer room bottom surface junction Pad;
Connected between the case-side wallboard and door-plate by section bar column, before the link slot of section bar column and door-plate connection end End face and side end face are provided with sealing strip.
CN201410681020.XA 2014-11-25 2014-11-25 Box-type substation Active CN104377582B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN104377582B true CN104377582B (en) 2017-09-26

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106711825A (en) * 2017-01-04 2017-05-24 繁昌县易能科技有限责任公司 Novel outdoor cabinet type transformer substation
CN108963840A (en) * 2018-05-31 2018-12-07 海宁市金能电力实业有限公司 A method of it is designed with electrical engineering massive quantity power supply and measurement
CN109346278B (en) * 2018-10-31 2020-11-03 国网上海市电力公司 Transformer room temperature optimization method based on high-temperature environment
CN111276893B (en) * 2020-03-05 2022-07-01 浙江东都电力有限公司 Box-type substation
CN112186898A (en) * 2020-09-26 2021-01-05 成都华变电气有限公司 Intelligent box-type substation

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CN103579932A (en) * 2013-11-12 2014-02-12 长城电器集团乐山宁格朗电气有限责任公司 Small-scale intelligent energy-saving box-type substation
CN203445485U (en) * 2013-08-23 2014-02-19 上海南桥变压器有限责任公司 Safety mechanism of manhole plate of outdoor prepackage type transformer station
CN204205381U (en) * 2014-11-25 2015-03-11 辽宁电能发展股份有限公司 Box-type substation

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Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202977743U (en) * 2012-10-22 2013-06-05 张树程 Clamp for connecting and fixing bus bars
CN103208786A (en) * 2013-04-16 2013-07-17 国家电网公司 Rapid protection system of electric power substation
CN203415831U (en) * 2013-08-23 2014-01-29 长江电气集团股份有限公司 Outdoor comprehensive distribution box
CN203445485U (en) * 2013-08-23 2014-02-19 上海南桥变压器有限责任公司 Safety mechanism of manhole plate of outdoor prepackage type transformer station
CN103579932A (en) * 2013-11-12 2014-02-12 长城电器集团乐山宁格朗电气有限责任公司 Small-scale intelligent energy-saving box-type substation
CN204205381U (en) * 2014-11-25 2015-03-11 辽宁电能发展股份有限公司 Box-type substation

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