CN203039311U - Shock-resistant bus duct system used for wind power generation - Google Patents
Shock-resistant bus duct system used for wind power generation Download PDFInfo
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- CN203039311U CN203039311U CN 201320021330 CN201320021330U CN203039311U CN 203039311 U CN203039311 U CN 203039311U CN 201320021330 CN201320021330 CN 201320021330 CN 201320021330 U CN201320021330 U CN 201320021330U CN 203039311 U CN203039311 U CN 203039311U
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- bus duct
- wind power
- power generation
- duct system
- antidetonation
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Abstract
The utility model provides a shock-resistant bus duct system used for wind power generation. The bus duct system comprises a plurality of segments of bus ducts, in each of which are disposed a conductor row, insulation separation blocks, and clamping plates. Two ends of each of the conductor rows are respectively clamped by the insulation separation blocks, and the other two ends of each of the conductor rows are respectively clamped by the clamping plates. Outer sides of each of the clamping plates are provided with housing side plates. A plurality of conductor rows are respectively clamped by the insulation separation blocks, and can be fixedly connected together to form an integral body by the clamping plates. The conductor rows, which are fixedly connected together to form the integral body, and the housing side plates are in non-fixed connection. The clamping plates and the housing side plates can slide with respect to each other. The single segment of the bust duct can be disposed in a single segment of the wind power generation tower. The conductor rows and the housing are in a flexible connection, and the damage on the bus ducts caused by the inconsistent heat-expansion and cold-contraction ratio of the aluminum conductor rows and the steel housing can be effectively prevented.
Description
Technical field
The utility model relates to a kind of used for wind power generation antidetonation bus duct system.
Background technology
In recent years, along with the continuous propelling that national grid is built, clean reproducible energies such as wind power generation, solar power generation obtain vigorously supporting of national policy; Wind-powered electricity generation is welcome by deeply in the whole world with many advantages such as CO2 zero discharge, clean environment firendly, small investment, instant effect, energy consumption are low, renewable; China's wind-powered electricity generation aboundresources, total reserves surpass 200,000,000 KW, and wherein wind energy on the sea accounts for 40%, and the land wind energy accounts for 60%; Plan is to the year two thousand twenty, and China's wind power generation capacity will account for 15% ~ 20% of whole nation generating total capacity, and wind power plant emerges in large numbers like the mushrooms after rain, and the gesture of setting a prairie fire is maked rapid progress, had greatly to the wind power generation industry.The used for wind power generation special equipment will be widely used, and the novel 2MW grade wind driven generator of RCF is essential with the antidetonation bus-bar system; The develop rapidly that the national grid process is nearly 10 years, air type low voltage bus bar groove product technology maturation, there are not technological difficulties in the novel 2MW grade wind driven generator of RCF with antidetonation bus-bar system product.
Along with the high speed development of wind-power market, the MW class blower fan will become the main product of wind energy turbine set, and the needed distribution loop of wind turbine generator is along with the continuous increase of single-machine capacity, the wind power generation bus duct will be can not be replaced optimal solution.MW class grid type wind power generation group still is in the typing initialization phase on the Chinese domestic wind-power market at present, but because of the national regenerative resource trend of industry development powerful, prospect is comparatively wide, the cable multiselect of selecting for use as wind-powered electricity generation unit output circuit Central Plains conventional design is with the extraordinary flexible cable of multicore copper core, cable laying operation inconvenience, price height particularly, under big electric current transmission of electricity situation, its transmission performance also is inferior to bus duct system, therefore external wind-powered electricity generation industry developed country adopts special-purpose wind-powered electricity generation bus duct system to be substituted already, and still is in the starting stage on the domestic market at present.
Traditional air type bus duct structure bus duct guide is direct and steel shell bolt by collets, can not move between guide and the housing side plate, belong to hard connection, between guide and steel shell owing to expand with heat and contract with cold than inconsistent and often cause bus duct to damage.
The utility model content
The purpose of this utility model is a kind of safe, reliable, cost is low, the life-span is long used for wind power generation antidetonation bus duct system of design.
The bus duct system housing adopts steel plastic-blasting section bar, mesh aluminium section bar top board to assemble, conductor adopts the integrated positioner of insulation to fix, the steel section bar is provided with detent mechanism, locatees bus with positioner, guarantee this product security of operation, the insulation reliable, economical and practical.Adopt unique anti-seismic technology, the flexible antidetonation device of its energy storage type ethylene-propylene rubber, U-lag spare, controller are formed flexible antidetonation support system up and down, and the absorption system strain energy of distortion guarantees that wind-powered electricity generation bus equipment and blower fan pylon are synchronized with the movement, and guarantees that transmission of electricity reliably.Not only avoid cable because the tired consumptive disease of cable conductor that long-term swing causes is destroyed, the tired consumptive disease of cable insulation is destroyed, and can save the customer investment cost, and auxilliaryly establish, easy for installation.Adopt purity to reach 99.5% high conductive capability aluminium row as conductor, reduced the bus temperature rise, improved the current-carrying conveyance capacity.
The utility model adopts following technical scheme:
Used for wind power generation antidetonation bus duct system, described bus duct system comprises some joints, and guide, insulation spacer block, clamping plate are installed in the single-unit bus duct, and clamp with the insulation spacer block respectively at the guide two ends, clamp with clamping plate respectively at the other two ends of guide, and the clamping plate outside is the housing side plate; Several guides are clamped with the insulation spacer block respectively, and are fixed into an integral body with clamping plate, and the guide that is fixed into an integral body is connected with housing side plate on-fixed, and clamping plate and housing side plate can slide mutually; The single-unit bus duct is installed in the single-unit wind power tower drum.Wherein, flexibly connect between guide and the housing, can effectively prevent from damaging than the inconsistent bus duct that causes owing to expanding with heat and contract with cold between aluminium guide and steel shell.
Concrete, described clamping plate are U-shaped clamping plate.
Concrete, guide vane end stop is installed at the two ends of described bus duct system respectively.
Concrete, the single-unit wind power tower drum is reserved the bus installation respectively with the junction of single-unit wind power tower drum and is connected, and bus is connected by nut and aluminium alloy extrusions are supporting with the bus junction.Bus and bus connection place adopt square nut and dedicated aluminium alloy section bar supporting stuck, prevent since vibrations to cause the attaching nut to fall back loosening.
Concrete, vibration absorber also is installed in the single-unit wind power tower drum; Vibration absorber comprises yielding rubber and shock bracket, and yielding rubber and shock bracket link together by weld bolt; Shock bracket is divided into horizontal shock bracket and vertical shock bracket; Horizontal shock bracket is installed in the two ends of single-unit bus duct; Vertical shock bracket is installed in the centre position of single-unit bus duct.The new type rubber vibration absorber not only can bear the bus duct own wt, and has the stress effect that the absorption tower tube rocks.Can prevent effectively that bus duct from damaged by stress.Mounting means is broken through the direction that traditional rubber is subjected to shearing force downwards; use the mounting means that " vertical " and " horizontal " combines instead; not only can protect bus to avoid vibrations harm, and can also effectively alleviate rubber absorbers self antifatigue and shear infringement, prolong rubber absorbers useful life.
The utility model improves the bus duct conductor material on the basis of using comparatively ripe air type bus duct structure, adopts purity to reach 99.5% fine aluminum row.Reduce the weight of bus duct self, improved conductance; The bus duct structure is improved, adopt conductor busbar cluster and and the non-formula that is connected and fixed firmly of shell, expanding with heat and contract with cold of can preventing effectively that the huge temperature difference from causing brings infringement to bus duct self; Mounting structure to bus duct is innovated, and adopts new type rubber spring installation method, and that can effectively avoid wind power tower drum acutely rocks the infringement that brings to bus duct.In wind power tower drum, use this bus duct system, have the site operation of being convenient to that advantages such as (producer finishes installation at the tower tube), cost low (comparing with cable), the life-span is long, ampacity is big, maintenance is simple are installed.
This product is applicable to mains frequency 50/60Hz, rated voltage 690V, industrial frequency withstand voltage 2500V, generate output 2MW, rated current 630 ~ 3150A, 3S short time withstand current 80kA, all wind-powered electricity generations of Rated peak withstand current 146kA are failed the loop, and technical merit is leading domestic.
Description of drawings
Fig. 1 is single-unit bus duct structural representation;
Fig. 2 is the bus duct system structural representation;
Fig. 3 is horizontal bumper installation structure schematic diagram;
Fig. 4 is the single-unit bus duct structural representation that horizontal vibration absorber has been installed;
Fig. 5 is vertical bumper installation structure schematic diagram;
Wherein, 1 guide, 2U type clamping plate, 3 housing side plates, 4 insulation spacer blocks, 5 guide vane end stops, 6 yielding rubbers, 7 welding screws, 8 shock bracket.
Embodiment
Embodiment 1: used for wind power generation antidetonation bus duct system, described bus duct system comprises some joints, and guide, insulation spacer block, clamping plate are installed in the single-unit bus duct, and clamp with the insulation spacer block respectively at the guide two ends, clamp with U-shaped clamping plate respectively at the other two ends of guide, and the U-shaped clamping plate outside is the housing side plate; Several guides are clamped with the insulation spacer block respectively, and are fixed into an integral body with U-shaped clamping plate, and the guide that is fixed into an integral body is connected with housing side plate on-fixed, and clamping plate and housing side plate can slide mutually; The single-unit bus duct is installed in the single-unit wind power tower drum, and guide vane end stop is installed at the two ends of bus duct system respectively.Attachment bolt links together guide, U-shaped clamping plate, after attachment bolt was fastening, square nut was installed at the attachment bolt two ends, and applying in the square nut outside must firm stop nut again, be fastened to the regulation moment values, can effectively prevent screw rod because vibrations fall back loosening.Not fixedlying connected with the housing side plate in the fixing back of conductor " cluster ", prevents that by U-shaped clamping plate and guide vane end stop guide from marking in steel shell.Flexibly connect between guide and the housing, but U-shaped clamping plate and the slip of steel shell side plate limited distance can effectively prevent from damaging than the inconsistent bus duct that causes owing to expanding with heat and contract with cold between aluminium guide and steel shell.And the guide of conventional air type bus duct is passed through collets directly and the steel shell bolt, belongs to hard connection.
The single-unit wind power tower drum is reserved the bus installation respectively with the junction of single-unit wind power tower drum and is connected, and bus is connected by nut and aluminium alloy extrusions are supporting with the bus junction.Bus and bus connection place adopt square nut and dedicated aluminium alloy section bar supporting stuck, prevent since vibrations to cause the attaching nut to fall back loosening.
Vibration absorber also is installed in the single-unit wind power tower drum; Vibration absorber comprises yielding rubber and shock bracket, and yielding rubber and shock bracket link together by weld bolt; Shock bracket is divided into horizontal shock bracket and vertical shock bracket; Horizontal shock bracket is installed in the two ends of single-unit bus duct; Vertical shock bracket is installed in the centre position of single-unit bus duct.The new type rubber vibration absorber not only can bear the bus duct own wt, and has the stress effect that the absorption tower tube rocks.Can prevent effectively that bus duct from damaged by stress.Mounting means is broken through the direction that traditional rubber is subjected to shearing force downwards; use the mounting means that " vertical " and " horizontal " combines instead; not only can protect bus to avoid vibrations harm, and can also effectively alleviate rubber absorbers self antifatigue and shear infringement, prolong rubber absorbers useful life.
Claims (9)
1. used for wind power generation antidetonation bus duct system is characterized in that; Described bus duct system comprises some joints, and guide, insulation spacer block, clamping plate are installed in the single-unit bus duct, and clamp with the insulation spacer block respectively at the guide two ends, and clamp with clamping plate respectively at the other two ends of guide, and the clamping plate outside is the housing side plate; Several guides are clamped with the insulation spacer block respectively, and are fixed into an integral body with clamping plate, and the guide that is fixed into an integral body is connected with housing side plate on-fixed, and clamping plate and housing side plate can slide mutually; The single-unit bus duct is installed in the single-unit wind power tower drum.
2. used for wind power generation antidetonation bus duct system as claimed in claim 1 is characterized in that; Described clamping plate are U-shaped clamping plate.
3. used for wind power generation antidetonation bus duct system as claimed in claim 1 is characterized in that; Guide vane end stop is installed at the two ends of described bus duct system respectively.
4. used for wind power generation antidetonation bus duct system as claimed in claim 1 is characterized in that; The single-unit wind power tower drum is reserved the bus installation respectively with the junction of single-unit wind power tower drum and is connected, and bus is connected by nut and aluminium alloy extrusions are supporting with the bus junction.
5. used for wind power generation antidetonation bus duct system as claimed in claim 1 is characterized in that; Vibration absorber also is installed in the single-unit wind power tower drum.
6. used for wind power generation antidetonation bus duct system as claimed in claim 5 is characterized in that; Vibration absorber comprises yielding rubber and shock bracket, and yielding rubber and shock bracket link together by weld bolt.
7. used for wind power generation antidetonation bus duct system as claimed in claim 6 is characterized in that; Shock bracket is divided into horizontal shock bracket and vertical shock bracket.
8. used for wind power generation antidetonation bus duct system as claimed in claim 7 is characterized in that; Horizontal shock bracket is installed in the two ends of single-unit bus duct.
9. used for wind power generation antidetonation bus duct system as claimed in claim 7 is characterized in that; Vertical shock bracket is installed in the centre position of single-unit bus duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320021330 CN203039311U (en) | 2013-01-15 | 2013-01-15 | Shock-resistant bus duct system used for wind power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320021330 CN203039311U (en) | 2013-01-15 | 2013-01-15 | Shock-resistant bus duct system used for wind power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203039311U true CN203039311U (en) | 2013-07-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320021330 Expired - Fee Related CN203039311U (en) | 2013-01-15 | 2013-01-15 | Shock-resistant bus duct system used for wind power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203039311U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532062A (en) * | 2013-10-30 | 2014-01-22 | 四川扬中铂瑞电气设备工程有限公司 | Tubular type bus duct of wind driven generator |
| CN105048381A (en) * | 2015-07-08 | 2015-11-11 | 成都绿迪科技有限公司 | Flexible connection busbar |
| CN108616089A (en) * | 2016-12-09 | 2018-10-02 | 镇江港诚电力设备有限公司 | A kind of anti-seismic flexible bus duct |
-
2013
- 2013-01-15 CN CN 201320021330 patent/CN203039311U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532062A (en) * | 2013-10-30 | 2014-01-22 | 四川扬中铂瑞电气设备工程有限公司 | Tubular type bus duct of wind driven generator |
| CN105048381A (en) * | 2015-07-08 | 2015-11-11 | 成都绿迪科技有限公司 | Flexible connection busbar |
| CN108616089A (en) * | 2016-12-09 | 2018-10-02 | 镇江港诚电力设备有限公司 | A kind of anti-seismic flexible bus duct |
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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: 20130703 Termination date: 20170115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |