CN204695947U - The compact molding box structure changes of 35kV wind-powered electricity generation - Google Patents
The compact molding box structure changes of 35kV wind-powered electricity generation Download PDFInfo
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- CN204695947U CN204695947U CN201520406104.2U CN201520406104U CN204695947U CN 204695947 U CN204695947 U CN 204695947U CN 201520406104 U CN201520406104 U CN 201520406104U CN 204695947 U CN204695947 U CN 204695947U
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Abstract
The compact molding box structure changes field transformer of the utility model 35kV wind-powered electricity generation, be made up of shell, high-low pressure transformation device, transformer, solar photovoltaic generation system, shell is provided with hyperbaric chamber, cable vault, Maintenance Room, low-pressure chamber, radiating fin of transformer and transformer body open outside at casing, transformer high-voltage wire outlet adopts pure porcelain casing tube, be loaded on the large steel plate in outside of transformer connecting flange faces, low pressure 4 outlet casing tubes also adopt pure porcelain casing tube, and vertical arrangement adjacent with bushing group, is connected with low-voltage cabinet copper bar.High pressure adopts high-voltage alternating isolated vacuum load switch---fuse combined electric apparatus transformation device.Case change top cover is provided with solar panels, provides operating power to high and low voltage switch, ensure the necessity action of high and low voltage switch in any case, improve the reliability of equipment.Extend case and become useful life, save floor occupying area and usage space, reduce cost of investment.The design of this case structure changes is particularly suitable for high and cold, the scorching weather of northern area.
Description
Technical field
The utility model 35kV wind-power box structure changes belongs to field transformer
Background technology
In prior art, 35kV wind-power box variation is preassembled transformer station and Integral Transformer for Wind Power Generation, also with the 35kV wind power-used combined-type box transformer substation structure of a kind of convenient operation and maintenance.Preassembled transformer station divides hyperbaric chamber, low-pressure chamber, three, transformer room independently part, and be assemblied in a shell with certain degree of protection, and high pressure adopts indoor HVAC isolated vacuum load switch---fuse combined electric apparatus, and volume is large, cost is high, and transformer heat radiation is influenced; The on-load switch that combined transformer high voltage protective adopts, fuse are all oil immersed type; in use, the action of each oil-immersed switch can produce electric arc, thus pollutes transformer oil; if fuse explosion thoroughly will pollute transformer oil, affect the life-span of transformer.In addition the 35kV wind power-used combined-type box transformer substation structure of a kind of convenient operation and maintenance, the outlet casing tube of transformer and high-voltage alternating isolated vacuum load switch---the copper bar wiring of fuse combination is 90 ° of docking, required wiring space is large, and it is large to connect difficulty, time-consuming bothersome, on the other hand, its oil level gauge, oil pressure gauge, fuel feeding valve, oil temperature gauge are loaded on the front panel of transformer, table meter cell need be opened during viewing, inconvenient.
Summary of the invention
The purpose of this utility model is that the copper bar wiring avoiding existing combined transformer is inconvenient, and observe the inconvenience of oil level, oiling, there is provided a kind of solar energy for operating power, convenient operation and maintenance, be convenient to the 35kV wind-powered electricity generation close-coupled case structure changes of communication.
The purpose of this utility model is reached by following measures: the compact molding box structure changes of 35kV wind-powered electricity generation is made up of shell, high-low pressure transformation device, transformer and solar photovoltaic generation system.
Shell is provided with hyperbaric chamber, cable vault, low-pressure chamber, maintenance room.Radiating fin of transformer and transformer body is open becomes outside at case, all the other all charged intervals are all sealed in independently in compartment, and case step-down pressure chamber establishes an independent Control protection cell, case is become unofficial biography signal and all causes this cell terminal board.And reserved some terminals, draw upper terminal node and comprise: the tripping operation of transformer overtemperature alarm, overtemperature, light gas, grave gas protection, high-pressure knife switch, low-voltage circuit breaker signal, case become fire alarm signal, oil level signal, high and low voltage chamber's door state signal etc.Upload to backstage by intelligent monitoring and controlling device again, be convenient to manipulation.Shell adopts the thick galvanized steel plain sheet of 2.0-2.5mm, with stainless steel or color zinc securing member directly and the protecting sheathing body that is formed by connecting of transformer.
High-low pressure transformation device comprises high-voltage switch gear, high-voltage terminal wall bushing, lightning arrester, transducer, the fixing realization lead-in wire of insulator to copper busbar are fixing, and lightning arrester assembles at leading-out terminal (in cable cabinet).The 35kV transformation cabinet that voltage electricity transforming devices for use adopts our company to design, transformation cabinet mainly adopts high-voltage alternating isolated vacuum load switch---fuse combined electric apparatus, select 35kV lightning arrester to protect at high-voltage terminal end.High-voltage board adopts the interlock of transducer electromagnetism to form five anti-interlocking protective devices of safety.35kV high pressure sensor is adopted to realize the transition of major loop copper bar between high-voltage board and outlet terminal.
Transformer high-voltage pressure regulation adopts oil immersed type No-load changer shunting switch, be loaded on transformer body top, oil level gauge, fuel feeding valve Buchholz relay are loaded on the conservator of transformer, radiating fin of transformer and transformer body open outside at casing, low voltage outlet terminals and high-voltage outlet terminal are loaded on the outside of transformer connecting flange faces.
High-low pressure transformation device is installed additional in the high-pressure side of transformer and low-pressure side, wherein transformer high-low voltage outlet mode all adopts side to go out formula, high pressure adopts high-voltage alternating isolated vacuum load switch---fuse combined electric apparatus transformation device, low pressure employing take circuit breaker as the compact transformation device of main switch, high-low pressure is directly connected with transformer, forms compact case structure changes.Operation and change of fuse safety easy to maintenance, have in addition and independently overhaul room.Transformer high-voltage adopts side outlet, transformer high-voltage wire outlet adopts 35kV pure porcelain casing tube, directly with high-voltage alternating isolated vacuum load switch---fuse combined electric apparatus copper bar is connected in high-voltage board, and copper bar connects distance closely, low pressure adopts 690V pure porcelain casing tube and high-voltage outlet terminal to be loaded on outside transformer connecting flange faces side by side, directly be connected with low-voltage cabinet copper bar, save assembly space.
Case becomes case top and installs two pieces of solar panels additional, and solar energy electricity is used for high and low voltage switch operation, and case becomes the power supply of various switch, illumination, state instruction, thus ensure that when calm generating, still can operate high-low pressure transformation device.
High-voltage terminal arranges and independently assembles Maintenance Room, is convenient to installation and maintenance, improves the fail safe of operation.
Case becomes column and is connected with the existing horizontal plane of base, has again vertical plane to connect, and it is very high that case becomes housing integration intensity, and wind loading rating is strong, becomes have very outstanding wind loading rating compared with prepackage type case.
The beneficial effects of the utility model to be suitable for wind power generation, compact conformation, manufactures easier, safeguards and observes conveniently, make full use of the environment of wind energy turbine set, effectively utilize solar power generation, strengthen radiating effect, effectively utilize solar power generation, become switch to case under ensureing situation used to operate, improve equipment dependability, save floor occupying area and usage space, reduce cost of investment.The design of this case structure changes is particularly suitable for high and cold, the scorching weather of northern area.
Accompanying drawing explanation
Accompanying drawing 1 of the present utility modelly faces structural representation.
Accompanying drawing 2 is plan structure schematic diagrames of the present utility model.
Accompanying drawing 3 is backsight low-pressure structure schematic diagrames of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, the utility model 35kV wind-powered electricity generation close-coupled case structure changes is made up of shell, high-low pressure transformation device, transformer, solar photovoltaic generation system four major part, and high-low pressure transformation device comprises: high-voltage switch gear 4, high-voltage terminal sleeve pipe 1, transducer 2, lightning arrester 3; Shell is provided with hyperbaric chamber, cable vault, maintenance room, low-pressure chamber; Radiating fin of transformer 7, transformer body 6 is open outside at casing, and transformer high-voltage adopts side outlet, and high-voltage terminal sleeve pipe 5 adopts 35kV pure porcelain casing tube, and adopt copper busbar to be directly connected with combined electrical apparatus, installation for transformer 8 is open outside casing.Two pieces of solar panels 9 are installed on case and become on top cover.Low-pressure line-outgoing sleeve pipe 10 adopts 690V pure porcelain casing tube and high-voltage terminal to overlap, and tube side-by-side is adjacent is installed on outside transformer flange connection surface, in vertically arrangement.High-voltage switch gear 4 adopts indoor HVAC isolated vacuum load switch---and fuse combined electric apparatus, forms compact case structure changes, and operation and change of fuse safeguard convenient safety.Transducer 2 of the present utility model plays the effect of transducer and lightning arrester simultaneously; effectively utilize space in high-voltage board; interlock protection is realized with high voltage cabinet door; improve the safety in utilization of user; the fixing realization lead-in wire of transducer to copper busbar is fixing simultaneously; improve safe insulation distance, enhance the intensity of high-voltage outlet terminal, guarantee the bonding strength with high-voltage terminal.
As shown in Figure 2, shell is provided with hyperbaric chamber, cable vault, maintenance room, low-pressure chamber and transformer portion.Oil level gauge, fuel feeding valve are loaded on the conservator of transformer, radiating fin of transformer and transformer body open outside at casing, low voltage outlet terminals 10 is loaded on outside transformer flange connection surface by low-pressure side direction.
As shown in Figure 3, case step-down pressure chamber establishes an independent Control protection cell 11, case is become unofficial biography signal and all causes this cell terminal board.
Claims (9)
1. the compact molding box structure changes of 35kV wind-powered electricity generation, by shell, high-low pressure transformation device, transformer, solar electric power supply system forms, it is characterized in that: shell is provided with hyperbaric chamber, low-pressure chamber, cable vault, maintenance room, transformer is except high-low pressure binding post, all open outside at casing, transformer high-voltage pressure regulation adopts oil immersed type No-load changer shunting switch, be loaded on transformer body top, high, low voltage outlet terminals is all contained in the outside of transformer connecting flange faces, voltage electricity transforming devices for use is installed additional in the high-pressure side of transformer and low-pressure side, and one group of solar panels is installed additional on case change top cover.
2. the compact molding box structure changes of 35kV wind-powered electricity generation according to claim 1, it is characterized in that the data acquisitions such as the oil temperature of transformer, oil pressure, oil level, gas are realized by an intelligent monitoring and controlling device being positioned over low-pressure chamber low-voltage cabinet, it is all measurement data of transformer and high-low pressure cabinet, comprise the data packings such as on off state, oil temperature, room temperature, gas and be uploaded to backstage, achieve actuating automation, high efficiency.
3. the compact molding box structure changes of 35kV wind-powered electricity generation according to claim 1, is characterized in that transformer high-low voltage outlet all adopts pure porcelain casing tube, is loaded on the outside of transformer flange connection surface, is connected with high-low pressure cabinet copper bar.
4. the compact molding box structure changes of 35kV wind-powered electricity generation according to claim 1, is characterized in that high pressure adopts high-voltage alternating isolated vacuum load switch---fuse combined electric transformation device, low pressure adopts the transformation device of killer switch.
5. the compact molding box structure changes of 35kV wind-powered electricity generation according to claim 1, it is characterized in that becoming on top cover at case having installed two pieces of solar panels additional, is furnished with controller for solar simultaneously, inverter, storage battery forms solar photovoltaic powered system jointly, this design, the on-load switch under any circumstance high-low pressure cabinet can be ensured, the breaking-closing operating of circuit breaker all can realize, and similar case in the past becomes by the operating power of wind-driven generator electricity as high-low pressure transformation device, when not having wind, thoroughly can not operate high-low pressure transformation device, therefore, solar power generation uprises the operating power of low pressure transformation device as case, greatly ensure the reliability of system, solar energy electricity can also be used for case change illumination simultaneously, state indicates.
6. the compact molding box structure changes of 35kV wind-powered electricity generation according to claim 1, it is characterized in that high-low pressure transformation device comprises: high-voltage switch gear, high-voltage terminal wall bushing, lightning arrester, the transducer fixing realization lead-in wire to copper bar is fixing, and lightning arrester assembles at leading-out terminal.
7. the compact molding box structure changes of 35kV wind-powered electricity generation according to claim 6, is characterized in that high-voltage board adopts transducer and electromagnetic lock linked protector.
8. the compact molding box structure changes of 35kV wind-powered electricity generation according to claim 6, is characterized in that adopting transducer to realize the transition of major loop copper bar between high-voltage board and outlet terminal.
9. the compact molding box structure changes of 35kV wind-powered electricity generation according to claim 6, is characterized in that lightning arrester is at high-voltage terminal end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520406104.2U CN204695947U (en) | 2015-06-12 | 2015-06-12 | The compact molding box structure changes of 35kV wind-powered electricity generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520406104.2U CN204695947U (en) | 2015-06-12 | 2015-06-12 | The compact molding box structure changes of 35kV wind-powered electricity generation |
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| Publication Number | Publication Date |
|---|---|
| CN204695947U true CN204695947U (en) | 2015-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520406104.2U Expired - Fee Related CN204695947U (en) | 2015-06-12 | 2015-06-12 | The compact molding box structure changes of 35kV wind-powered electricity generation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768074A (en) * | 2017-10-23 | 2018-03-06 | 湖北霞光电力设备有限公司 | It is a kind of that there is monitoring function and transformer easy to maintenance |
| CN110401130A (en) * | 2019-07-02 | 2019-11-01 | 中山市明阳电器有限公司 | A kind of large capacity wind field case structure changes |
-
2015
- 2015-06-12 CN CN201520406104.2U patent/CN204695947U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768074A (en) * | 2017-10-23 | 2018-03-06 | 湖北霞光电力设备有限公司 | It is a kind of that there is monitoring function and transformer easy to maintenance |
| CN110401130A (en) * | 2019-07-02 | 2019-11-01 | 中山市明阳电器有限公司 | A kind of large capacity wind field case structure changes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |