CN108599065B - Connection method and connection structure of two tubular buses for wind power tower - Google Patents

Connection method and connection structure of two tubular buses for wind power tower Download PDF

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Publication number
CN108599065B
CN108599065B CN201810486124.3A CN201810486124A CN108599065B CN 108599065 B CN108599065 B CN 108599065B CN 201810486124 A CN201810486124 A CN 201810486124A CN 108599065 B CN108599065 B CN 108599065B
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China
Prior art keywords
vertical
bus
gap
wind power
power tower
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CN201810486124.3A
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CN108599065A (en
Inventor
刘立辉
孙金权
康树峰
王玉明
曹小金
汪家伟
张维波
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Shenzhen Woer Heat Shrinkable Material Co Ltd
Changzhou Woer Heat Shrinkable Material Co Ltd
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Shenzhen Woer Heat Shrinkable Material Co Ltd
Changzhou Woer Heat Shrinkable Material Co Ltd
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Priority to CN201810486124.3A priority Critical patent/CN108599065B/en
Publication of CN108599065A publication Critical patent/CN108599065A/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G5/00Installations of bus-bars

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  • Wind Motors (AREA)

Abstract

The invention discloses a connection method of two tubular buses for a wind power tower, which comprises the following steps: firstly, before a first vertical pipe type bus and a second vertical pipe type bus are installed on a wind power tower, installing a flange at the upper end of the second vertical pipe type bus, fixing a first gap between the flange and the second vertical pipe type bus through welding or pouring, and detachably sleeving an intermediate connecting pipe at the lower end of the first vertical pipe type bus; then, the first vertical-tube-type bus and the second vertical-tube-type bus are installed in the wind power tower; secondly, the middle connecting pipe is sleeved at the upper end of the second vertical pipe bus in a downward moving mode and is abutted to the flange to form a second gap, and a step gap is formed between the middle connecting pipe and the first vertical pipe bus; finally, the second gap and the step gap are welded or cast. The invention also discloses a connecting structure formed by the method. The invention has the advantages of convenient installation, good welding or pouring sight, more convenient welding or pouring sight, short time, high efficiency and good welding and pouring effect.

Description

Connection method and connection structure of two tubular buses for wind power tower
Technical Field
The invention relates to a connecting method and a connecting structure of two tubular buses for a wind power tower.
Background
Referring to fig. 1, in the wind power field, upper and lower vertical tubular buses 1', 2' of a wind power tower are butt welded together through a connecting pipe 3', wherein a lower end of a first vertical tubular bus 1' positioned above is sleeved in an upper pipe cavity of the connecting pipe 2' and is formed with a first gap C1', and an upper end of a second vertical tubular bus 2' positioned below is sleeved in a lower pipe cavity of the connecting pipe 3' and is formed with a second gap C2' with a downward opening, and then the first gap C1' and the second gap S2' are welded or poured respectively.
However, when the second gap C2' between the connecting pipe 3' and the second vertical tubular busbar 2' below is welded or poured, the gap needs to be welded or poured upwards, the solder or the castable is not easy to enter the gap and is easy to move downwards under the action of gravity, and because the space of the position in the wind power tower is limited, and the welding or pouring of the tubular busbar needs to be seamless all around, the welding or pouring operation difficulty is high, and the welding or pouring needs to be performed for a long time.
Disclosure of Invention
The invention mainly aims to overcome the defects of the prior art and provides a simple connection method of two tubular buses for a wind power tower.
In order to achieve the above object, the present invention provides a method for connecting two tubular buses for a wind power tower, wherein a first and a second tubular buses are connected by an intermediate connecting pipe, and the pipe diameter of the intermediate connecting pipe is larger than the pipe diameters of the first and the second tubular buses, comprising the following steps:
firstly, before a first vertical bus and a second vertical bus are arranged on a wind power tower, a flange is arranged at the upper end of the second vertical bus, and when the wind power tower is not vertically arranged, a first gap between a connecting flange and the second vertical bus is fixed through welding or pouring, and an intermediate connecting pipe is detachably sleeved at the lower end of the first vertical bus;
then, installing a first vertical pipe type bus and a second vertical pipe type bus in the wind power tower, wherein the first vertical pipe type bus is positioned above the second vertical pipe type bus;
secondly, a middle connecting pipe sleeved at the lower end of the first vertical pipe type bus is downwards moved to be sleeved at the upper end of the second vertical pipe type bus and is abutted to the flange, a second gap is formed between the flange and the middle connecting pipe, and a step gap with an opening facing upwards is formed between the middle connecting pipe and the first vertical pipe type bus;
finally, the second gap and the step gap are welded or cast.
Preferably, when the second vertical tubular busbar is placed horizontally, the first gap between the intermediate connecting pipe and the flange and the second gap between the flange and the second vertical tubular busbar are fixedly connected by welding or pouring.
The invention also provides a connecting structure of the two tubular buses for the wind power tower, which is characterized in that the first vertical tubular bus and the second vertical tubular bus are connected through an intermediate connecting pipe, the pipe diameter of the intermediate connecting pipe is larger than that of the first vertical tubular bus and the second vertical tubular bus, a flange is arranged at the upper end of the second vertical tubular bus, a first gap between the flange and the second vertical tubular bus is fixedly connected through welding or pouring, the upper end of the intermediate connecting pipe is sleeved at the lower end of the first vertical tubular bus and is provided with a step gap with an opening facing upwards, the lower end of the intermediate connecting pipe is sleeved at the upper end of the second vertical tubular bus and is abutted to the flange, a second gap is formed between the flange and the intermediate connecting pipe, and the second gap and the step gap are fixedly sealed through welding or pouring.
As described above, in the connection method of the two tubular buses for the wind power tower, before the first and second tubular buses are installed in the wind power tower, when the wind power tower is placed in a non-vertical mode, the first gap between the connecting flange and the second tubular bus is fixed through welding or pouring, the middle connecting pipe is detachably sleeved at the lower end of the first tubular bus, then the first and second tubular buses are installed in the wind power tower, the middle connecting pipe is downwards moved to be sleeved at the upper end of the second tubular bus and is abutted to the flange to form the second gap, a step gap with an opening facing upwards is formed between the middle connecting pipe and the first tubular bus, and the second gap and the step gap are welded or poured.
Drawings
FIG. 1 is a schematic diagram of a structure of a prior art two connecting pipes connected;
FIG. 2 is a flow chart of a method of connecting two tubular buses for a wind power tower according to the present invention;
FIG. 3 is a schematic diagram of a wind power tower according to the present invention after two tubular bus bars are connected.
Detailed Description
The following describes embodiments of the present invention in detail. It should be emphasized that the following description is merely exemplary in nature and is in no way intended to limit the scope of the invention or its applications.
Referring to fig. 2 and 3, the method for connecting two tubular buses for a wind power tower of the present invention connects a first vertical tubular bus 1 and a second vertical tubular bus 2 through an intermediate connection pipe 3. The pipe diameter of the middle connecting pipe 3 is larger than the pipe diameters of the first vertical pipe type bus 1 and the second vertical pipe type bus 2, and the method comprises the following steps:
firstly S1, before a first vertical bus 1 and a second vertical bus 2 are installed on a wind power tower (not shown), a flange 4 is installed at the upper end of the second vertical bus 2, and when the wind power tower is not placed vertically, a first gap C1 between the connecting flange 4 and the second vertical bus 2 is fixed through welding or pouring, and a middle connecting pipe 3 is detachably sleeved at the lower end of the first vertical bus 1;
s2, installing a first vertical pipe type bus 1 and a second vertical pipe type bus 2 in the wind power tower, wherein the first vertical pipe type bus 1 is positioned above the second vertical pipe type bus 2;
s3, a middle connecting pipe 3 sleeved at the lower end of the first vertical bus 1 is downwards moved to be sleeved at the upper end of the second vertical bus 2 and is abutted to the flange 4, a second gap C2 is formed between the flange 4 and the middle connecting pipe 3, and a step gap C3 with an opening facing upwards is formed between the middle connecting pipe 3 and the first vertical bus 1;
and finally S4, welding or pouring the second gap and the step gap.
As a further development of the present embodiment, the second gap C2 between the connecting flange 3 and the second vertical busbar 2 is fixed by welding or pouring when the second vertical busbar 2 is placed flat.
According to the connecting structure of the two tubular buses for the wind power tower, the first vertical tubular bus 1 and the second vertical tubular bus 2 are connected through the middle connecting pipe 3, and the pipe diameter of the middle connecting pipe 3 is larger than that of the first vertical tubular bus 1 and the second vertical tubular bus 2. The upper end of the second vertical pipe type bus 2 is provided with a flange 4, a first gap C1 between the flange 4 and the second vertical pipe type bus 2 is fixedly connected through welding or pouring, the upper end of the middle connecting pipe 3 is sleeved at the lower end of the first vertical pipe type bus 1 and is provided with a step gap C3 with an opening facing upwards, the lower end of the middle connecting pipe 3 is sleeved at the upper end of the second vertical pipe type bus 2 and is abutted to the flange 4, a second gap C2 is formed between the flange 4 and the middle connecting pipe 3, and the second gap C2 and the step gap C3 are fixedly sealed through welding or pouring.
In summary, in the connection method of two tubular buses for a wind power tower according to the present invention, before the first and second vertical buses 1 and 2 are installed in the wind power tower, when the wind power tower is not placed vertically, the first gap C1 between the connecting flange 4 and the second vertical bus 2 is welded or poured, the middle connecting pipe 3 is detachably sleeved at the lower end of the first vertical bus 1, then the first and second vertical buses 1 and 2 are installed in the wind power tower, the middle connecting pipe 3 is downwardly moved and sleeved at the upper end of the second vertical bus 2 and is abutted to the flange 4, and the second gap C2 is formed, and a step gap C3 with an opening facing upwards is formed between the middle connecting pipe 3 and the first vertical bus 1, and the second gap C2 and the step gap C3 are welded or poured.
The foregoing is a further detailed description of the invention in connection with specific/preferred embodiments, and it is not intended that the invention be limited to such description. It will be apparent to those skilled in the art that several alternatives or modifications can be made to the described embodiments without departing from the spirit of the invention, and these alternatives or modifications should be considered to be within the scope of the invention.

Claims (2)

1. The connecting method of the two tubular buses for the wind power tower is characterized by comprising the following steps of:
firstly, before a first vertical bus and a second vertical bus are arranged on a wind power tower, a flange is arranged at the upper end of the second vertical bus, and when the wind power tower is not vertically arranged, a first gap between a connecting flange and the second vertical bus is fixed through welding or pouring, and an intermediate connecting pipe is detachably sleeved at the lower end of the first vertical bus;
then, installing a first vertical pipe type bus and a second vertical pipe type bus in the wind power tower, wherein the first vertical pipe type bus is positioned above the second vertical pipe type bus;
secondly, a middle connecting pipe sleeved at the lower end of the first vertical pipe type bus is downwards moved to be sleeved at the upper end of the second vertical pipe type bus and is abutted to the flange, a second gap is formed between the flange and the middle connecting pipe, and a step gap with an opening facing upwards is formed between the middle connecting pipe and the first vertical pipe type bus;
finally, the second gap and the step gap are welded or cast.
2. The method for connecting two tubular bus bars for a wind power tower according to claim 1, wherein: when the second vertical-tube-shaped bus is placed horizontally, the first gap between the connecting flange and the second vertical-tube-shaped bus is fixed through welding or pouring.
CN201810486124.3A 2018-05-21 2018-05-21 Connection method and connection structure of two tubular buses for wind power tower Active CN108599065B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810486124.3A CN108599065B (en) 2018-05-21 2018-05-21 Connection method and connection structure of two tubular buses for wind power tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810486124.3A CN108599065B (en) 2018-05-21 2018-05-21 Connection method and connection structure of two tubular buses for wind power tower

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CN108599065B true CN108599065B (en) 2024-01-09

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Citations (21)

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JPH07298463A (en) * 1994-04-21 1995-11-10 Furukawa Electric Co Ltd:The Dust-proof ring for duct air cable connection
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CN202791011U (en) * 2012-07-11 2013-03-13 河北四伟化学工业有限公司 Double sealed welded pipe connector of steel-plastic compound pipe
CN103269821A (en) * 2010-12-28 2013-08-28 大金工业株式会社 Joint structure for metallic pipes
KR20150025272A (en) * 2013-08-28 2015-03-10 김영진 Brazing low use condenser header for join-pipe of manufacture method
CN205195199U (en) * 2015-11-03 2016-04-27 平高集团有限公司 Thimble assembly and use cubical switchboard of this thimble assembly
CN106451284A (en) * 2016-10-28 2017-02-22 江苏万奇电器集团有限公司 Joint sealing sleeve for bus duct pouring
CN208272560U (en) * 2018-05-21 2018-12-21 深圳市沃尔核材股份有限公司 A kind of connection structure of two tube type bus of wind tower

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CA2377853C (en) * 2002-03-21 2009-06-16 General Electric Canada Inc. Isolated phase bus duct joint assembly
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB189403332A (en) * 1894-02-16 1895-01-19 Robert Holt Improvements in Making the Soldered Joints of Lead Pipes.
GB825984A (en) * 1957-07-23 1959-12-23 I T E Circutt Breaker Company Welded isolated phase bus
FR2276528A1 (en) * 1974-06-28 1976-01-23 Anvar Joining tubes by soldering or brazing - using connector sleeve contg. internal rings of solder- or brazing- material
JPH053773U (en) * 1991-06-27 1993-01-22 日立プラント建設株式会社 Coupling device for high pressure pipe welding
JPH07298463A (en) * 1994-04-21 1995-11-10 Furukawa Electric Co Ltd:The Dust-proof ring for duct air cable connection
JPH099434A (en) * 1995-06-20 1997-01-10 Mitsubishi Electric Corp Gas insulated electric device
EP0789424A2 (en) * 1996-02-08 1997-08-13 Asea Brown Boveri Ag Connecting element for two sections of a high voltage conductor
JPH1047557A (en) * 1996-07-31 1998-02-20 Ishikawajima Harima Heavy Ind Co Ltd Clearance setting method and member for welded pipe joint
KR19980022858U (en) * 1996-10-29 1998-07-25 배순훈 Pipe structure for welding connection
KR19980045595A (en) * 1996-12-10 1998-09-15 배순훈 Piping pipe connection structure
JP2000055251A (en) * 1998-08-04 2000-02-22 Showa Alum Corp Copper-aluminum connecting pipe
AU2009201495A1 (en) * 2008-04-18 2009-11-05 Stainless Tube Mills (Aust) Pty Ltd Conduits Manufactured by Tubular Lamination and Methods of Joining Them
JP2011079032A (en) * 2009-10-09 2011-04-21 Hitachi Ltd Welding implement, welded structure, welding method and method for removing welding implement
CN201682241U (en) * 2009-12-31 2010-12-22 深圳市惠程电气股份有限公司 Connecting structure for low voltage tubular bus bar and link fitting
KR20110088729A (en) * 2010-01-29 2011-08-04 최태범 Flange fitting method at metal dual pipe
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CN202791011U (en) * 2012-07-11 2013-03-13 河北四伟化学工业有限公司 Double sealed welded pipe connector of steel-plastic compound pipe
KR20150025272A (en) * 2013-08-28 2015-03-10 김영진 Brazing low use condenser header for join-pipe of manufacture method
CN205195199U (en) * 2015-11-03 2016-04-27 平高集团有限公司 Thimble assembly and use cubical switchboard of this thimble assembly
CN106451284A (en) * 2016-10-28 2017-02-22 江苏万奇电器集团有限公司 Joint sealing sleeve for bus duct pouring
CN208272560U (en) * 2018-05-21 2018-12-21 深圳市沃尔核材股份有限公司 A kind of connection structure of two tube type bus of wind tower

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