CN202616606U - Intelligent box-type demarcation switch - Google Patents

Intelligent box-type demarcation switch Download PDF

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Publication number
CN202616606U
CN202616606U CN 201220215363 CN201220215363U CN202616606U CN 202616606 U CN202616606 U CN 202616606U CN 201220215363 CN201220215363 CN 201220215363 CN 201220215363 U CN201220215363 U CN 201220215363U CN 202616606 U CN202616606 U CN 202616606U
Authority
CN
China
Prior art keywords
cabinet
outer container
vacuum circuit
cpt
breaker
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220215363
Other languages
Chinese (zh)
Inventor
张霁月
杨波
马千里
万鹏程
代宝成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ANHUI MINGDU ELECTRICAL Co Ltd
State Grid Corp of China SGCC
Liuan Power Supply Co of State Grid Anhui Electric Power Co Ltd
Original Assignee
ANHUI MINGDU ELECTRICAL Co Ltd
Liuan Power Supply Co of State Grid Anhui Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ANHUI MINGDU ELECTRICAL Co Ltd, Liuan Power Supply Co of State Grid Anhui Electric Power Co Ltd filed Critical ANHUI MINGDU ELECTRICAL Co Ltd
Priority to CN 201220215363 priority Critical patent/CN202616606U/en
Application granted granted Critical
Publication of CN202616606U publication Critical patent/CN202616606U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an intelligent box-type demarcation switch, comprising an outer box and an inner box ring main unit with electrical elements and devices arranged therein; the outer box is mounted in a floor-mounted manner, is made of stainless plates and has eye-pleasing appearance, small volume and high protective level; the inner box ring main unit is composed of two unit-type fully-insulated/sealed SF6 ring main unit and a secondary equipment auxiliary cabinet, wherein a load switch and voltage transformer unit CPt cabinet is arranged at the power source side, a vacuum breaker outgoing wire unit V cabinet is arranged at the load side, all high-voltage electrified components are completely sealed in a stainless air box filled with SF6 gas, and fully-sealed elbow-type cable plugs are employed for ingoing and outgoing wires, thus achieving high reliability and avoiding maintenance. The intelligent box-type demarcation switch disclosed by the utility model is particularly suitable for being mounted on a 10KV end line to serve as a fire point switching device for demarcation between electric supply company and users, and completely takes the place of pole-mounted vacuum circuit breaker. The intelligent box-type demarcation switch has no need of high-level operation and maintenance, and is particularly suitable for routine maintenance and inspection.

Description

The box demarcation switch of a kind of intelligence
Technical field
The utility model relates to the outer ring main unit field of 10KV distribution system user, is specially the box demarcation switch of a kind of intelligence.
Background technology
For the related incidents that reduces electric power system fault-free circuit has a power failure, dwindles the fault outage scope, shortens customer outage hours; At 10KV line end place; Usually need a demarcation switch equipment that connects distribution network and user; Be used as the responsibility separation of electric company and subscriber's drop, protection distribution network, raising user's power supply reliability.In the prior art; Following fire point switchgear all is to adopt the pole vacuum circuit breaker to be equipped with protective device to combine; Can not realize excising automatically single phase ground fault fully, isolate phase fault, quick functions such as fault location point, supervisory user load automatically, but also will be installed on the outdoor electric pole, install and maintenance repair all will be used the special equipment ascend operation when safeguarding; Very inconvenient, bring bigger difficulty and maintenance cost with safeguarding for installation.
The utility model content
The utility model purpose provides the box demarcation switch of a kind of intelligence, to solve in the prior art must the ascend a height problem of repair and maintenance of fire point switchgear down.
In order to achieve the above object, the technical scheme that the utility model adopted is:
The box demarcation switch of a kind of intelligence; Include to adopt and land the outer container of mounting means; It is characterized in that: also include to be arranged on and attach the interior case ring main unit that cabinet constitutes by CPt cabinet, vacuum circuit-breaker outlet unit V cabinet, secondary device in the outer container; Interior case ring main unit and outer container are independently of one another; Vacuum circuit-breaker outlet unit V cabinet in the interior case ring main unit is positioned at the outer container inner right side, and the CPt cabinet abuts against the left side of vacuum circuit-breaker outlet unit V cabinet, and secondary device attaches that cabinet is positioned at the outer container inside left and near the CPt cabinet; Said CPt cabinet, vacuum circuit-breaker outlet unit V cabinet, secondary device attach cabinet inside and are spaced respectively and become a plurality of chambers, and CPt cabinet, vacuum circuit-breaker outlet unit V cabinet, secondary device attach in the inner separately chamber of cabinet and be respectively arranged with electric equipment.
The box demarcation switch of described a kind of intelligence; It is characterized in that: said outer container constitutes at the bottom of by top cover, tank wall, case, and top cover is an air blanketing formula structure, and tank wall adopts forward and backward, the left three faces mode of opening the door; The outer container top cover is provided with air outlet, is provided with air inlet at the bottom of the case.
The box demarcation switch of described a kind of intelligence; It is characterized in that: said CPt cabinet has inlet wire cable vault, voltage transformer chamber; Wherein be provided with inlet wire cable, on-load switch, electrification display in the inlet wire cable vault, be provided with one group of voltage transformer, fuse that V-V connects method in the voltage transformer chamber.
The box demarcation switch of described a kind of intelligence; It is characterized in that: in the said vacuum circuit-breaker outlet unit V cabinet gas tank chamber, control room are arranged; The outlet cable vault; Wherein be provided with active microcomputer protecting device in the control room, be provided with threephase current transformer, zero sequence current mutual inductor, electrification display, lightning arrester, outlet cable in the outlet cable vault, be provided with main bus bar, vacuum circuit-breaker in the gas tank chamber.
The box demarcation switch of described a kind of intelligence; It is characterized in that: said secondary device attaches secondary device compartment is arranged in the cabinet, RTU compartment, communication module compartment, wherein is provided with miniature circuit breaker, current voltmeter, terminal board, rectifier power source module and storage battery in the secondary device compartment; Be provided with terminal board and RTU device in the RTU compartment; Be provided with telecommunication optical fiber equipment in the communication module compartment.
Compared with present technology, the utility model beneficial effect is embodied in:
The utility model is inside and outside case structure with intelligent demarcation switch device design; Outer container adopts console mode to install; The outer container global design is attractive in appearance, degree of protection is high; Case ring main unit and inner member thereof in protection is inner, each function compartment of interior case ring main unit arrange that separately degree of protection is high, multiple functional.Particularly its mounting means is simple, can directly place on the bases, ground such as road both sides or sub-district to fixedly mount, and the inlet wire side inserts overhead transmission line through power cable, and the outlet side inserts 12KV switchgear in power distribution room or the case change through power cable.Therefore; Just can stand directly on the ground and carry out in that the operating personnel is installed when keeping in repair with regular maintenance, avoid ascend operation, for the operating personnel of electric company provides bigger facility and safety; Save installation cost and maintenance cost, also increased the reliability of equipment simultaneously.
The intelligent box demarcation switch of the utility model can be expanded to the right, increases a vacuum circuit-breaker outlet unit V cabinet, has good expandability.
Description of drawings
Fig. 1 is the carton structure front view.
Fig. 2 is the back carton structure end view that opens the door.
Fig. 3 is interior case ring main unit structural representation.
Fig. 4 is the auxilliary cabinet sketch map of secondary device.
Fig. 5 is that outdoor case is installed foundation drawing, and wherein 5a is a front view, and 5b is an end view.
Embodiment
Like Fig. 1-shown in Figure 4.The box demarcation switch of a kind of intelligence; Include to adopt and land the outer container 1 of mounting means; Also include to be arranged on and attach the interior case ring main unit that cabinet 4 constitutes by CPt cabinet 3, vacuum circuit-breaker outlet unit V cabinet 2, secondary device in the outer container; Interior case ring main unit and outer container 1 are independently of one another; Vacuum circuit-breaker outlet unit V cabinet 2 in the interior case ring main unit is positioned at outer container 1 inner right side, and CPt cabinet 3 abuts against the left side of vacuum circuit-breaker outlet unit V cabinet 2, and secondary device attaches that cabinet 4 is positioned at outer container 1 inside left and near CPt cabinet 3; CPt cabinet 3, vacuum circuit-breaker outlet unit V cabinet 2, secondary device attach cabinet 4 inside a plurality of chambers that have been spaced respectively, and CPt cabinet 3, vacuum circuit-breaker outlet unit V cabinet 2, secondary device attach in the inner separately chamber of cabinet 4 and be respectively arranged with electric equipment.
Outer container 1 constitutes at the bottom of by top cover, tank wall, case, and top cover is an air blanketing formula structure, and tank wall adopts forward and backward, the left three faces mode of opening the door, and the outer container top cover is provided with air outlet, is provided with air inlet at the bottom of the case.
Separating in the CPt cabinet 3 has inlet wire cable vault 5, voltage transformer chamber 6, wherein is provided with inlet wire cable, on-load switch, electrification display in the inlet wire cable vault 5, is provided with one group of voltage transformer, fuse that V-V connects method in the voltage transformer chamber 6.
Separate in the vacuum circuit-breaker outlet unit V cabinet 2 gas tank chamber 8, control room are arranged; Outlet cable vault 7; Wherein be provided with active microcomputer protecting device in the control room; Be provided with threephase current transformer, zero sequence current mutual inductor, electrification display, lightning arrester, outlet cable in the outlet cable vault 7, be provided with CPt cabinet gas tank, vacuum circuit-breaker outlet unit V cabinet gas tank in the gas tank chamber 8.
Secondary device attaches to separate in the cabinet 4 has secondary device compartment 9, RTU compartment 10, communication module compartment 11, wherein is provided with miniature circuit breaker, current voltmeter, terminal board, rectifier power source module and storage battery in the secondary device compartment 9; Be provided with terminal board and RTU device in the RTU compartment 10; 11 are provided with telecommunication optical fiber equipment in the communication module compartment.
The utility model adopts inside and outside case structure, open air to land installation; Entire equipment comprises that outer case and the interior case ring main unit that is contained in the outer container form, and outer container adopts and lands mounting means, makes with corrosion resistant plate; Top cover is an air blanketing formula double structure; Air inlet is in the outer container bottom, and air outlet is the box top outside, forms cross-ventilation from bottom to top; Outer container adopt forward and backward and the left side totally 3 faces open the door.
Interior case ring main unit comprises that cable connects and CPT cabinet, vacuum circuit-breaker outlet unit V cabinet and the secondary device of voltage transformer unit attach cabinet; Vacuum circuit-breaker outlet unit V cabinet is on the inner right side of outer container; The CPT cabinet abuts against the left side of vacuum circuit-breaker outlet unit V cabinet, and secondary device attaches cabinet and abuts against the left end of CPT cabinet, also is the inner left side of outer container.Outer container and interior case ring main unit are separate, and outer container can be protected interior case ring main unit, have protective effects such as weather proof, dust protection, anti-toy, play the effect of the power distribution room in the equipment; So, can be located at the power distribution equipment of the utility model outdoor.The utility model adopts console mode to install, and also can be installed on according to actual needs on the high platform.Interior outer case is discrete to be provided with, and makes the utility model be more convenient for installing and maintenance maintenance.The function of interior outer case is different, and outer container mainly shields, and interior case ring main unit is mainly used in electric components is set; Before installing at the scene, earlier that the aggregate erection in advance of interior outer container is good, again will mounted interior outer container be transported to together that install at the scene and wiring, avoided assembling interior outer container at the scene, thereby made things convenient for the installation of power distribution equipment.Interior case ring main unit is divided into 3 cabinet bodies according to functional unit; 3 cabinet body inside are separated into 8 independent cavity altogether; Be spaced from each other through dividing plate between each chamber, the electric equipment of each functional unit is placed respectively within each chamber, apparatus arrangement is more neat; Distribute rationally, be convenient to maintenance maintenance.
As shown in Figure 5; When the utility model adopts the console mode mounting means; Need to be provided with in advance on the ground concrete bed; Again with the casing of power distribution equipment (by outer container and interior case ring main unit in advance installation and combination form) place on the concrete bed, thereby constitute good looking appearance, volume compact, intelligent box demarcation switch easy for installation.

Claims (5)

1. box demarcation switch of intelligence; Include to adopt and land the outer container of mounting means; It is characterized in that: also include to be arranged on and attach the interior case ring main unit that cabinet constitutes by CPt cabinet, vacuum circuit-breaker outlet unit V cabinet, secondary device in the outer container; Interior case ring main unit and outer container are independently of one another; Vacuum circuit-breaker outlet unit V cabinet in the interior case ring main unit is positioned at the outer container inner right side, and the CPt cabinet abuts against the left side of vacuum circuit-breaker outlet unit V cabinet, and secondary device attaches that cabinet is positioned at the outer container inside left and near the CPt cabinet; Said CPt cabinet, vacuum circuit-breaker outlet unit V cabinet, secondary device attach cabinet inside and are spaced respectively and become a plurality of chambers, and CPt cabinet, vacuum circuit-breaker outlet unit V cabinet, secondary device attach in the inner separately chamber of cabinet and be respectively arranged with electric equipment.
2. the box demarcation switch of a kind of intelligence according to claim 1; It is characterized in that: said outer container constitutes at the bottom of by top cover, tank wall, case; Top cover is an air blanketing formula structure; Tank wall adopts forward and backward, the left three faces mode of opening the door, and the outer container top cover is provided with air outlet, is provided with air inlet at the bottom of the case.
3. the box demarcation switch of a kind of intelligence according to claim 1; It is characterized in that: said CPt cabinet has inlet wire cable vault, voltage transformer chamber; Wherein be provided with inlet wire cable, on-load switch, electrification display in the inlet wire cable vault, be provided with one group of voltage transformer, fuse that V-V connects method in the voltage transformer chamber.
4. the box demarcation switch of a kind of intelligence according to claim 1; It is characterized in that: in the said vacuum circuit-breaker outlet unit V cabinet gas tank chamber, control room are arranged; The outlet cable vault; Wherein be provided with active microcomputer protecting device in the control room, be provided with threephase current transformer, zero sequence current mutual inductor, electrification display, lightning arrester, outlet cable in the outlet cable vault, be provided with main bus bar, vacuum circuit-breaker in the gas tank chamber.
5. the box demarcation switch of a kind of intelligence according to claim 1; It is characterized in that: said secondary device attaches secondary device compartment is arranged in the cabinet, RTU compartment, communication module compartment, wherein is provided with miniature circuit breaker, current voltmeter, terminal board, rectifier power source module and storage battery in the secondary device compartment; Be provided with terminal board and RTU device in the RTU compartment; Be provided with telecommunication optical fiber equipment in the communication module compartment.
CN 201220215363 2012-05-15 2012-05-15 Intelligent box-type demarcation switch Expired - Fee Related CN202616606U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220215363 CN202616606U (en) 2012-05-15 2012-05-15 Intelligent box-type demarcation switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220215363 CN202616606U (en) 2012-05-15 2012-05-15 Intelligent box-type demarcation switch

Publications (1)

Publication Number Publication Date
CN202616606U true CN202616606U (en) 2012-12-19

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220215363 Expired - Fee Related CN202616606U (en) 2012-05-15 2012-05-15 Intelligent box-type demarcation switch

Country Status (1)

Country Link
CN (1) CN202616606U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105098620A (en) * 2015-09-07 2015-11-25 广东紫光电气有限公司 Combined type transformer with intelligent communication demarcation circuit breaker switch function
CN105703478A (en) * 2014-12-16 2016-06-22 镇江润京机电科技有限公司 Electrical power distribution terminal system
CN108134320A (en) * 2018-02-26 2018-06-08 广东炜创电气有限公司 A kind of new distribution ring main unit mounting structure
CN108418171A (en) * 2018-03-28 2018-08-17 湖南德意电气有限公司 A kind of cable branch box of on-load switch controller

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105703478A (en) * 2014-12-16 2016-06-22 镇江润京机电科技有限公司 Electrical power distribution terminal system
CN105098620A (en) * 2015-09-07 2015-11-25 广东紫光电气有限公司 Combined type transformer with intelligent communication demarcation circuit breaker switch function
CN108134320A (en) * 2018-02-26 2018-06-08 广东炜创电气有限公司 A kind of new distribution ring main unit mounting structure
CN108418171A (en) * 2018-03-28 2018-08-17 湖南德意电气有限公司 A kind of cable branch box of on-load switch controller

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: ANHUI ELECTRIC POWER COMPANY, LIU'AN POWER SUPPLY

Free format text: FORMER OWNER: ANHUI ELECTRIC POWER COMPANY, LIU'AN POWER SUPPLY COMPANY

Effective date: 20121227

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20121227

Address after: 237010 Anhui city of Lu'an Province Economic and Technological Development Zone Avenue West Anhui

Patentee after: Anhui Mingdu Electrical Co., Ltd.

Patentee after: Anhui Electric Power Co.,Ltd. Liuan Power Supply Co., Ltd.

Patentee after: State Grid Corporation of China

Address before: 237010 Anhui city of Lu'an Province Economic and Technological Development Zone Avenue West Anhui

Patentee before: Anhui Mingdu Electrical Co., Ltd.

Patentee before: Anhui Electric Power Co.,Ltd. Liuan Power Supply Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121219

Termination date: 20160515

CF01 Termination of patent right due to non-payment of annual fee