CN207251044U - Become platform on a kind of closed integrated column - Google Patents

Become platform on a kind of closed integrated column Download PDF

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Publication number
CN207251044U
CN207251044U CN201720405028.2U CN201720405028U CN207251044U CN 207251044 U CN207251044 U CN 207251044U CN 201720405028 U CN201720405028 U CN 201720405028U CN 207251044 U CN207251044 U CN 207251044U
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China
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cable
low
power distribution
module
platform
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CN201720405028.2U
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Chinese (zh)
Inventor
王合建
张东忱
王福润
李宾皑
李峰
赵晓娜
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.)
Nari Intelligent Distribution Technology Co Ltd
State Grid Corp of China SGCC
NARI Group Corp
State Grid Shanghai Electric Power Co Ltd
Original Assignee
Beijing Nari Yanhuayuan Power Technology Co Ltd
State Grid Corp of China SGCC
State Grid Shanghai Electric Power Co Ltd
Nanjing NARI Group Corp
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Application filed by Beijing Nari Yanhuayuan Power Technology Co Ltd, State Grid Corp of China SGCC, State Grid Shanghai Electric Power Co Ltd, Nanjing NARI Group Corp filed Critical Beijing Nari Yanhuayuan Power Technology Co Ltd
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Abstract

The utility model provides becomes platform on a kind of closed integrated column, and becoming platform on the closed integrated column includes:High voltage power distribution module, is fixed on electric pole, and is connected to high-tension line by cable, becomes platform on the column and carries out electric energy reception, and carries out closing operation and overload, short circuit, lightning protection to becoming platform on the column;Transformer module, is fixed on the electric pole, and the high voltage power distribution module is connected by cable, for carrying out voltage up-down and electric energy transmission;Low-voltage distribution module, is fixedly attached to the side of the transformer module, and is connected to low-voltage supply line by cable, for carrying out second protection, reactive-load compensation and electricity metering.The utility model uses totally-enclosed, all insulation Integration Design, and each intermodule is prefabricated easy to batch production by the interface inter-link of standardization;The construction efficiency and construction specification of power distribution station are effectively improved, improves the interchangeability, versatility and autgmentability of power distribution station equipment, it is horizontal to improve power distribution station O&M.

Description

Become platform on a kind of closed integrated column
Technical field
The utility model is on distribution technique field, specifically on becoming platform on a kind of closed integrated column.
Background technology
The installation construction of 10kV pole type transformer platforms is a comprehensive complex engineering, pole type transformer platform construction at present And there are the following problems for operation:Material is various in style, installation period length;Transformation is frequent, reliability is not high;Intelligent level is not High, operation and maintenance inconvenience.The high voltage devices such as distribution transformer, fuse switch, arrester are in outwork environment, insulation Level is largely influenced be subject to outside environmental elements;The installation of taiwan area equipment is excessively scattered, high-pressure connection line arrangement cabling Chaotic, lack of standardization, part rural power grids power distribution station equipment is old, Insulation Transformation falls behind, and lacks protection, taiwan area high pressure downlead is exposed The use of conducting wire, conductive overlapping part is not using insulation protective hood etc..Under the above situation, the mal-condition such as condensation, filth, thunderstorm Taiwan area high voltage equipment insulation tolerance level can be substantially reduced, triggers flashover, shelf depreciation, climb the atmospherical discharges phenomenon such as electricity, even It is further developed into the great insulation fault such as single-phase earthing and phase fault.
Utility model content
The utility model embodiment provides becomes platform on a kind of closed integrated column, to improve the mutual of power distribution station equipment Transsexual, versatility and autgmentability, improve power distribution station O&M level, lift the intelligent level of power distribution station, be effectively ensured Distribution network reliability and rate of qualified voltage.
To achieve these goals, the utility model embodiment provides becomes platform on a kind of closed integrated column, the envelope Becoming platform on closed type integral column includes:
High voltage power distribution module, is fixed on electric pole, and is connected to high-tension line by cable, on the column become platform into Row electric energy receives, and carries out closing operation and overload, short circuit, lightning protection to becoming platform on the column;
Transformer module, is fixed on the electric pole, the high voltage power distribution module is connected by cable, for carrying out voltage Lifting and electric energy transmission;
Low-voltage distribution module, is fixedly attached to the side of the transformer module, and is connected to low-voltage power supply by cable Circuit, for carrying out second protection, reactive-load compensation and electricity metering.
In one embodiment, the high voltage power distribution module includes:Inlet wire cable plug, fuse, arrester, outlet cable are inserted Head and mounting bracket, the inlet wire cable plug, fuse, arrester, outlet cable plug are fixed in the mounting bracket;
The fuse and arrester are connected to the bushing of the transformer module by cable.
In one embodiment, the low-voltage distribution module includes:Wire inlet unit, outgoing line unit, Intelligent power distribution terminal, idle benefit Repay device, metering device, measurement CT, metering CT and insulation and obturation bus-bar system;The wire inlet unit passes through the insulation and obturation Bus-bar system is connected to the low-tension bushing of the transformer module, and the outgoing line unit is connected to the low-voltage power supply by cable Circuit.
In one embodiment, the fuse is protected cut-out, and the arrester overcoat is composite insulating material, described Arrester is installed on below the fuse, is fixed by bolts.
In one embodiment, the fuse and arrester as a whole, using all insulation full-closed structure;The fuse Inlet wire cable plug use plug-in structure design, be attached by cable and the high-tension line;The fuse Outlet cable plug uses elbow-type end, is connected by the bushing of cable and transformer module.
In one embodiment, the transformer module is amorphous alloy distribution transformer, S13 types and above silicon steel sheet distribution become Depressor.
In one embodiment, the transformer module includes:Bushing, low-tension bushing, iron core, high-tension coil, low-voltage line Circle, corrugated plate, loaded capacity regulating voltage regulating switch and group parts, the group parts include oil level indicator, pressure relief valve and fuel outlet valve.
In one embodiment, the bushing is epoxy resin bushing, and three-phase is longitudinally arranged;The low-tension bushing is double density Seal structure, goes out mode using oil tank of transformer side, is docked with the low-voltage distribution modular tank.
In one embodiment, the wire inlet unit uses fuse disconnecting switch, the outgoing line unit using breaker or Residual current action protector.
In one embodiment, the wire inlet unit and outgoing line unit are assembled using hanging-connecting;The reactive power compensator is adopted Compensated with intelligent capacitor group, compensation capacity carries out common benefit and point benefit configuration mode by the 10%-30% of the transformer capacity.
The utility model uses totally-enclosed, all insulation Integration Design, each intermodule by the interface inter-link of standardization, It is prefabricated easy to batch production;The construction efficiency and construction specification of power distribution station are effectively improved, improves the mutual of power distribution station equipment Transsexual, versatility and autgmentability, improve power distribution station O&M level, improve the intelligent level of power distribution station, effectively protect Distribution network reliability and rate of qualified voltage are demonstrate,proved.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the structure diagram for becoming platform on the closed integrated column of the utility model embodiment;
Fig. 2 is the structure diagram of the high voltage power distribution module of the utility model embodiment;
Fig. 3 A are the structure diagram of the transformer module of the utility model embodiment;
Fig. 3 B are the structure diagram of the bushing of the utility model embodiment;
Fig. 3 C are the structure diagram of the low-tension bushing of the utility model embodiment;
Fig. 4 is the structure diagram of the low-voltage distribution module of the utility model embodiment;
The functional schematic for Intelligent power distribution terminal that Fig. 5 the utility model is implemented;
Fig. 6 is the insulation and obturation bus-bar system structure diagram of the utility model embodiment.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained, shall fall within the protection scope of the present invention.
Fig. 1 is the structure diagram for becoming platform on the closed integrated column of the utility model embodiment, as shown in Figure 1, should Becoming platform on closed integration column includes:High voltage power distribution module 101, transformer module 102, low-voltage distribution module 103 and a plurality of Cable 104.A plurality of cable 104 constitutes wiring module.
High voltage power distribution module 101 is fixed on electric pole 105, and is connected to high-tension line (generally by cable 106 10kV supply lines) 107, using high voltage power distribution module 101, on column become platform can receive electric energy, can also on column become platform into Row closes operation and overload, short circuit, lightning protection etc..
Transformer module 102 is fixed on electric pole 105, and high voltage power distribution module 101, transformer module are connected by cable 102 can carry out voltage up-down and electric energy transmission etc..Specifically, transformer module 102 can be amorphous alloy distribution transformer, S13 types and above silicon steel sheet distribution transformer etc..
Low-voltage distribution module 103 is fixedly attached to the side of transformer module, and is connected to low-voltage power supply by cable 104 Circuit (generally 0.4kV supply lines), for carrying out second protection, reactive-load compensation and electricity metering etc..
Fig. 2 is the structure diagram of the high voltage power distribution module of the utility model embodiment, as shown in Fig. 2, high voltage power distribution mould Block 101 includes:Inlet wire cable plug 201, fuse 202, arrester 204, outlet cable plug 205 and mounting bracket 203, into Line cable plug 201, fuse 202, arrester 204, outlet cable plug 205 are fixed in the mounting bracket 203.
Fuse 202 and arrester 204 are connected to the bushing of transformer module 102 by cable.
The lower lead of high voltage power distribution module 101 is fixed on electric pole by anchor ear, is gone out from what low-voltage distribution module 103 was drawn Line cable (0.4kV) can be descended behind ground and is connected again with 0.4kV supply lines, also can be directly connected directly with 0.4kV supply lines.If Ground outlet, can be fixed using cable protection pipe under outlet cable.
Fuse 202 uses blast enclosure formula fuse, is interpolation type structure, and fusion tube is sealed in inside insulator, fusing As a whole, use is hermetically sealed, the structure of all insulation for device and arrester, fuse failure or when cut-offfing, and fusion tube skids off, and produces obvious Cut-off point, easy in replaced on ground fuse and inspection operation.The inlet wire cable plug 201 that fuse 202 connects passes through cable (also known as upper lead) 106 and 10kV connections, the outlet cable plug 205 that fuse 202 connects by lower lead 108 with Transformer module bushing connects, and arrester 204 is connected in parallel in fuse major loop, is arranged with outside arrester 204 compound exhausted Edge material, arrester 204 are installed on below the fuse, can be fixed by bolts.
In one embodiment, the inlet wire cable plug of fuse 202 uses plug-in structure design;The outlet of the fuse Cable plug uses elbow-type end.
Fig. 3 A are the structure diagram of the transformer module of the utility model embodiment, and Fig. 3 B are the utility model embodiment Bushing structure diagram, Fig. 3 C be the utility model embodiment low-tension bushing structure diagram, such as Fig. 3 A institutes Show, transformer module 102 includes:Bushing 301, low-tension bushing 302, iron core, high-tension coil, low-voltage coil, corrugated plate, have Load capacity and pressure regulating switch and group parts, the group parts (illustrate only including oil level indicator, pressure relief valve and fuel outlet valve in Fig. 3 A Bushing 301, low-tension bushing 302).High-tension coil and bushing 301 are electrically connected, low-voltage coil and low-tension bushing 302 Electrical connection.
Transformer module 102 is loaded capacity regulating voltage regulating transformer, has two kinds of capacity of size, and size and capacity ratio is about 3:1, in large capacity, high-voltage winding is triangle junction, and low pressure winding is parallel-connection structure;In low capacity, high-voltage winding is Star-like connection, low pressure winding are cascaded structure.Loaded capacity regulating voltage regulating transformer can be matched somebody with somebody by the intelligence of low-voltage distribution module 103 The pressure regulation integral switch of terminal control loaded capacity-regulated transformer is put, in the case where transformer module 102 does not have a power failure, to it The automatic switchover of progress rated capacity and the switching of tapping voltage, variable star angle of the completion with 102 high-tension coil of transformer module, The conversion of the serial parallel conversion and high-tension coil pressure regulation shunting tap of low-voltage coil.When it is implemented, bushing 301 can be with three Mutually using mode is longitudinally arranged, being conducive to lead under high voltage power distribution module and connect, low-tension bushing 302 uses side outlet method, with Low-voltage distribution module 103 is connected directly.
Bushing 301 is epoxy resin bushing, and three-phase is longitudinally arranged;Low-tension bushing 302 is double sealing structure, using change Depressor fuel tank side goes out mode, is docked with the babinet of low-voltage distribution module 103.
Fig. 4 is the structure diagram of the low-voltage distribution module of the utility model embodiment, as shown in figure 4, low-voltage distribution mould Block includes:Wire inlet unit 401, outgoing line unit 402, Intelligent power distribution terminal 403, reactive power compensator 404, metering device 405, survey Measure CT, metering CT and insulation and obturation bus-bar system.Wire inlet unit 401 is connected to transformation by insulation and obturation bus-bar system (copper bar) The low-tension bushing 302 of device module 102, outgoing line unit 402 are connected to low-voltage supply line by cable.
In one embodiment, the major loop of low-voltage distribution module 103 is designed using one back into line, three feedback lines, wire inlet unit 401 select fuse disconnecting switch, and outgoing line unit 402 selects breaker or residual current action protector, and configures on demand Terminal unit and T1 grade Surge Protector with communication interface;Transformer capacity 100kVA and it is following can not configure it is idle Compensation device;Transformer capacity can be by 60kvar capacity configurations for 200kVA's, and configuration mode is benefit 5+2 × 10+ altogether 20kvar, point benefit 5+10kvar;Transformer capacity is being mended by 120kvar capacity configurations, configuration mode to be common for 400kVA 3 × 10+3 × 20kvar, point benefit 10+20kvar.Reactive power compensator 404 can use intelligent capacitor group, be matched somebody with somebody by intelligence Electric terminals 403 control, and realize reactive demand automatic switching.Intelligent power distribution terminal 403 can realize the protection of low-voltage distribution module It with control, can be configured according to actual needs, but installation site need to be reserved.
In one embodiment, wire inlet unit 401 and outgoing line unit 402 are assembled using hanging-connecting;Reactive power compensator 404 Compensated using intelligent capacitor group, compensation capacity carries out common benefit and point benefit configuration mode by the 30% of the transformer capacity.
The functional schematic for Intelligent power distribution terminal that Fig. 5 the utility model is implemented, as shown in figure 5, Intelligent power distribution terminal 403 can collect transformer monitoring, electric energy collection is copied, the control of spatial load forecasting, Detecting Power Harmonicies, loaded capacity regulating voltage regulating, the control of reactive power compensating, Three-phase equilibrium control, inlet-outlet line unit control, breakdown judge in one, communication module can meet USB on the spot, serial ports 232/ 485th, the communication mode such as Wifi networks, ZigBee short-distance wireless, GPRS/ optical fiber, supports a variety of communication protocols, can meet intelligence Distribution terminal and the demand for interconnection of different system, equipment.Achievable data on the spot are downloaded, data are checked and parameter tuning, at the same time Remote monitoring function can be realized by operation data sending to remote monitoring center.
Intelligent power distribution terminal can be used for one or two fusions for realizing seal transformer taiwan area;It is and mutual with monitoring system Connection, realizes the uplink and downlink communication of taiwan area, reports the data such as electric parameter, line loss analyzing;Integrate loaded capacity-regulated, Regulation Control, three Mutually uneven improvement and reactive compensation switching function, realize the economical operation management of taiwan area.
Fig. 6 is the insulation and obturation bus-bar system structure diagram of the utility model embodiment, applied to low-voltage distribution module In 103, busbar is played the role of not only conductive but also can support electric elements.More traditional wire laying mode, the busbar of bus-bar system It need not punch, reduce wiring, it is quick for installation, conveniently, installation space is saved, maintains easily and increases circuit.Turned by busbar Busbar can be directly articulated in electric elements such as fuse disconnecting switch, breaker or residual current action protector by connecing device On.Wire inlet unit and outgoing line unit are articulated on closed busbar system.
The utility model is employed new technology becomes platform with a kind of closed integrated column of new process development, passes through closed one Body design, batch production are prefabricated, assembled construction, device category are further simplified and optimize, by high voltage power distribution module, transformation Device module, low-voltage distribution module carry out integration, modularized design, and a second interface is standardized design, realizes transformation Integrated combination and the function fusion of device platform equipment, lifting standardization, intelligent level.Become answering for platform on closed integration column With can simplify installation procedure, effectively lift the construction efficiency and construction specification of power distribution station, improve the power distribution station of power distribution station Interchangeability, versatility and the autgmentability of equipment, improve power distribution station O&M level, lift the intelligent level of power distribution station, have Effect ensures distribution network reliability and rate of qualified voltage.To lifting the standardizing of power distribution station, integrated and intelligent level, Meet the development trend of distribution equipment " complete set → integration → intelligence ", improve distribution network engineering quality, lifting work effect Rate etc. has very important significance.
The utility model is using all insulation, full-sealing technique, and by closed integrated design, batch production is prefabricated, assembles Formula construction, realizes integrated combination and the function fusion of transformer platform equipment.The application of the utility model will effectively lift allocated radio The construction efficiency and construction specification in area, improve interchangeability, versatility and the autgmentability of the power distribution station equipment of power distribution station, improve Power distribution station O&M is horizontal, lifts the intelligent level of power distribution station, and distribution network reliability is effectively ensured and voltage is qualified Rate.To lifting the standardizing of power distribution station, integrated and intelligent level, distribution network engineering quality, lifting work efficiency are improved Etc. having very important significance.
Specific embodiment is applied in the utility model to be set forth the principle and embodiment of the utility model, with The explanation of upper embodiment is only intended to help the method and its core concept for understanding the utility model;Meanwhile for this area Those skilled in the art, according to the thought of the utility model, there will be changes, comprehensive in specific embodiments and applications Upper described, this specification content should not be construed as the limitation to the utility model.

Claims (10)

1. become platform on a kind of closed integrated column, it is characterised in that including:
High voltage power distribution module, is fixed on electric pole, and is connected to high-tension line by cable, becomes platform on the column and carries out electricity It can receive, and carry out closing operation and overload, short circuit, lightning protection to becoming platform on the column;
Transformer module, is fixed on the electric pole, the high voltage power distribution module is connected by cable, for carrying out voltage up-down And electric energy transmission;
Low-voltage distribution module, is fixedly attached to the side of the transformer module, and is connected to low-voltage supply line by cable, For carrying out second protection, reactive-load compensation and electricity metering.
2. become platform on closed integrated column according to claim 1, it is characterised in that the high voltage power distribution module bag Include:Inlet wire cable plug, fuse, arrester, outlet cable plug and mounting bracket, the inlet wire cable plug, fuse, Arrester, outlet cable plug are fixed in the mounting bracket;
The fuse and arrester are connected to the bushing of the transformer module by cable.
3. become platform on closed integrated column according to claim 2, it is characterised in that the low-voltage distribution module bag Include:Wire inlet unit, outgoing line unit, Intelligent power distribution terminal, reactive power compensator, metering device, measurement CT, metering CT and insulator seal Close bus-bar system;The wire inlet unit is connected to the low pressure set of the transformer module by the insulation and obturation bus-bar system Pipe, the outgoing line unit are connected to the low-voltage supply line by cable.
4. become platform on closed integrated column according to claim 3, it is characterised in that the fuse is closed molten Disconnected device, the arrester overcoat are composite insulating material, and the arrester is installed on below the fuse, is consolidated using bolt It is fixed.
5. become platform on closed integrated column according to claim 4, it is characterised in that the fuse and arrester are made For entirety, using all insulation full-closed structure;The inlet wire cable plug of the fuse uses plug-in structure design, passes through line Cable is attached with the high-tension line;The outlet cable plug of the fuse uses elbow-type end, by cable with becoming The bushing connection of depressor module.
6. become platform on closed integrated column according to claim 5, it is characterised in that the transformer module is amorphous Alloy distribution transformer, S13 types and above silicon steel sheet distribution transformer.
7. become platform on closed integrated column according to claim 6, it is characterised in that the transformer module includes: Bushing, low-tension bushing, iron core, high-tension coil, low-voltage coil, corrugated plate, loaded capacity regulating voltage regulating switch and group parts, it is described Group parts include oil level indicator, pressure relief valve and fuel outlet valve.
8. become platform on closed integrated column according to claim 7, it is characterised in that the bushing is asphalt mixtures modified by epoxy resin Fat casing, three-phase are longitudinally arranged;The low-tension bushing is double sealing structure, goes out mode using oil tank of transformer side, and described low The electric modular tank docking of press-fitting.
9. become platform on closed integrated column according to claim 3, it is characterised in that the wire inlet unit is using fusing Device formula disconnecting switch, the outgoing line unit use breaker or residual current action protector.
10. become platform on closed integrated column according to claim 3, it is characterised in that the wire inlet unit and outlet Unit is assembled using hanging-connecting;The reactive power compensator is compensated using intelligent capacitor group.
CN201720405028.2U 2017-04-18 2017-04-18 Become platform on a kind of closed integrated column Active CN207251044U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108538689A (en) * 2018-06-12 2018-09-14 国家电网有限公司 A kind of integration enclosed type expulsion fuse
CN108666919A (en) * 2018-06-15 2018-10-16 国家电网有限公司 A kind of integration pole type transformer platform complexes
CN108736361A (en) * 2017-04-18 2018-11-02 北京南瑞电研华源电力技术有限公司 Becoming platform on the closed integrated column of one kind
CN108777214A (en) * 2018-05-31 2018-11-09 闫福录 A kind of fast changeable transformer and replacing options
CN109193434A (en) * 2018-11-08 2019-01-11 山东电工电气集团智能电气有限公司 A kind of combined type pole type transformer platform

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108736361A (en) * 2017-04-18 2018-11-02 北京南瑞电研华源电力技术有限公司 Becoming platform on the closed integrated column of one kind
CN108777214A (en) * 2018-05-31 2018-11-09 闫福录 A kind of fast changeable transformer and replacing options
CN108538689A (en) * 2018-06-12 2018-09-14 国家电网有限公司 A kind of integration enclosed type expulsion fuse
CN108666919A (en) * 2018-06-15 2018-10-16 国家电网有限公司 A kind of integration pole type transformer platform complexes
CN109193434A (en) * 2018-11-08 2019-01-11 山东电工电气集团智能电气有限公司 A kind of combined type pole type transformer platform

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CP01 Change in the name or title of a patent holder

Address after: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15

Co-patentee after: NARI GROUP CORPORATION STATE GRID ELECTRIC POWER INSTITUTE

Patentee after: NARI Intelligent Distribution Technology Co., Ltd

Co-patentee after: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co.

Co-patentee after: STATE GRID CORPORATION OF CHINA

Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15

Co-patentee before: NARI GROUP CORPORATION STATE GRID ELECTRIC POWER INSTITUTE

Patentee before: BEIJING NANRUI DIANYAN HUAYUAN ELECTRIC POWER TECHNOLOGY Co.,Ltd.

Co-patentee before: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co.

Co-patentee before: State Grid Corporation of China

CP01 Change in the name or title of a patent holder