CN108599064B - 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 PDFInfo
- Publication number
- CN108599064B CN108599064B CN201810486038.2A CN201810486038A CN108599064B CN 108599064 B CN108599064 B CN 108599064B CN 201810486038 A CN201810486038 A CN 201810486038A CN 108599064 B CN108599064 B CN 108599064B
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- vertical
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- pipe
- wind power
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000003466 welding Methods 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations 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, installing a flange on the top surface of a second vertical pipe type bus before installing the first vertical pipe type bus and the second vertical pipe type bus on a wind power tower, and detachably sleeving a middle 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, a middle connecting pipe sleeved at the lower end of the first vertical pipe type bus is downwards moved to be abutted on the flange, a second gap is formed between the middle connecting pipe and the flange, 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. 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
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 vertical tubular bus and a second vertical tubular bus are connected by an intermediate connecting pipe, comprising the following steps:
firstly, installing a flange on the top surface of a second vertical bus before installing the first vertical bus and the second vertical bus on a wind power tower, and detachably sleeving an intermediate connecting pipe at the lower end of the first vertical bus by welding or pouring a first gap between a fixed connecting flange and the second vertical bus when the first vertical bus and the second vertical bus are not vertically placed;
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 abutted on the flange, a second gap is formed between the middle connecting pipe and the flange, 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, the first gap between the connecting flange and the second vertical tubular busbar is fixed by welding or pouring when the second vertical tubular busbar is placed flat.
Preferably, the flange is provided with a lower protruding pipe protruding downwards at the edge of the flange hole, and the lower protruding pipe is sleeved in a pipe cavity at the upper end of the second vertical pipe type bus.
Preferably, the flange is provided with an upper protruding pipe protruding upwards at the edge of the flange hole, and the upper protruding pipe is sleeved in the pipe cavity at the lower end of the middle connecting pipe.
The invention also provides a connecting structure of the two tubular buses for the wind power tower, which is characterized in that the first and the second tubular buses are connected through the middle connecting pipe, and the connecting structure is characterized in that: a flange is arranged on the top surface of the second vertical pipe bus, a first gap between the flange and the second vertical pipe bus is fixedly connected through welding or pouring, the upper end of the middle connecting pipe is sleeved at the lower end of the first vertical pipe bus and is provided with a step gap with an opening facing upwards, the lower end of the middle connecting pipe is abutted to the flange, a second gap is formed between the flange and the middle 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 vertical bus and the second vertical bus are installed in the wind power tower, when the connection method is not vertically placed, the first gap between the connecting flange and the second vertical bus is fixed through welding or pouring, the middle connecting pipe is detachably sleeved at the lower end of the first vertical bus, then the first vertical bus and the second vertical bus are installed in the wind power tower, the middle connecting pipe is downwards moved to be abutted to the flange, a second gap is formed between the middle connecting pipe and the flange, a step gap with an opening facing upwards is formed between the middle connecting pipe and the first vertical 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 connection method of two tubular buses for a wind power tower according to embodiment 1;
FIG. 4 is a schematic diagram of a connection method of two tubular buses for a wind power tower according to embodiment 2;
FIG. 5 is a schematic diagram of a connection method of two tubular buses for a wind power tower according to embodiment 3;
fig. 6 is a schematic structural diagram of a wind power tower according to the present invention after connection of two tubular bus bars according to example 4.
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 according to the present invention connects a first vertical tubular bus 1 and a second vertical tubular bus 2 through an intermediate connection pipe 3, and includes 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 on the top surface 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 type bus 1 moves downwards to be abutted against the flange 4, a second gap C2 is formed between the middle connecting pipe 3 and the flange 4, and a step gap C3 with an opening facing upwards is formed between the middle connecting pipe 3 and the first vertical type bus 1;
and finally S4, welding or pouring the second gap and the step gap C3.
Preferably, the first gap between the connecting flange 4 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 bus 1 and the second vertical bus 2 are connected through the middle connecting pipe 3, the flange 4 is arranged on the top surface of the second vertical bus 2, a first gap C1 between the flange 4 and the second vertical 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 bus 1 and is provided with the step gap C3 with an opening facing upwards, the lower end of the middle connecting pipe 3 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.
According to the connecting method of the two tubular buses for the wind power tower, when the first vertical bus 1 and the second vertical bus 2 are arranged in front of the wind power tower, when the connecting method is not vertically arranged, the first gap C1 between the connecting flange 4 and the second vertical bus 2 is fixedly welded or poured, the middle connecting pipe 3 is detachably sleeved at the lower end of the first vertical bus 1, then the first vertical bus 1 and the second vertical bus 2 are arranged in the wind power tower, the middle connecting pipe 3 is downwards moved to be abutted to the flange 4, a second gap C2 is formed between the middle connecting pipe 3 and the flange 4, 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.
Example 2
Referring to fig. 4, embodiment 2 of the present invention is disclosed, which is similar to embodiment 1, except that: the flange 4 is provided with a lower convex pipe 42 protruding downwards at the edge of the flange hole 41, and the lower convex pipe 42 is sleeved in the pipe cavity at the upper end of the second vertical pipe type bus 2.
The lower convex pipe 42 of the flange 4 is directly inserted into the pipe cavity at the upper end of the second vertical pipe type bus 2, which is convenient for installing the flange 4, and can also increase the fixing strength of the flange 4 and the second vertical pipe type bus 2.
Example 3
Referring to fig. 5, embodiment 3 of the present invention is disclosed, which is similar to embodiment 1, except that: the flange 4 is provided with an upper convex pipe 43 protruding upwards at the edge of the flange hole 41, and the upper convex pipe 43 is sleeved in the pipe cavity at the lower end of the first vertical pipe type bus 1.
During installation, the first vertical tubular busbar 1 moves downwards, and the lower end tube cavity of the first vertical tubular busbar 1 is directly sleeved outside the upper convex tube 43 of the flange 4, so that the first vertical tubular busbar 1 and the flange 4 are conveniently installed, and the fixing strength of the first vertical tubular busbar 1 and the flange 4 can be increased.
Example 4
Referring to fig. 6, embodiment 4 of the present invention is disclosed, which is similar to embodiment 1, except that: the flange 4 is provided with a lower protruding pipe 42 protruding downwards at the edge of the flange hole 41, the flange 4 is provided with an upper protruding pipe 43 protruding upwards at the edge of the flange hole 41, the lower protruding pipe 42 is sleeved in the pipe cavity of the second vertical pipe type bus 2, and the upper protruding pipe 43 is sleeved in the pipe cavity of the lower end of the first vertical pipe type bus 1.
During installation, the lower convex pipe 42 of the flange 4 is directly inserted into the pipe cavity at the upper end of the second vertical pipe type bus 2, so that the flange 4 is convenient to install, and meanwhile, the fixing strength of the flange and the second vertical pipe type bus 2 can be improved.
During installation, the first vertical tubular busbar 1 moves downwards, and the lower end tube cavity of the first vertical tubular busbar 1 is directly sleeved outside the upper convex tube 43 of the flange 4, so that the first vertical tubular busbar 1 and the flange 4 are conveniently installed, and the fixing strength of the first vertical tubular busbar 1 and the flange 4 can be increased.
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 (4)
1. The connecting method of the two tubular buses for the wind power tower is characterized by comprising the following steps of:
firstly, installing a flange on the top surface of a second vertical bus before installing the first vertical bus and the second vertical bus on a wind power tower, and detachably sleeving an intermediate connecting pipe at the lower end of the first vertical bus by welding or pouring a first gap between a fixed connecting flange and the second vertical bus when the first vertical bus and the second vertical bus are not vertically placed;
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 abutted on the flange, a second gap is formed between the middle connecting pipe and the flange, 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.
3. The method for connecting two tubular bus bars for a wind power tower according to claim 1, wherein: the flange is provided with a lower convex pipe in a downward protruding mode at the edge of the flange hole, and the lower convex pipe is sleeved in a pipe cavity at the upper end of the second vertical pipe type bus.
4. A method of connecting two tubular bus bars for a wind power tower according to any one of claims 1 to 3, wherein: the flange is provided with an upper convex pipe protruding upwards at the edge of the flange hole, and the upper convex pipe is sleeved in the pipe cavity at the lower end of the middle connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810486038.2A CN108599064B (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 |
|---|---|---|---|
| CN201810486038.2A CN108599064B (en) | 2018-05-21 | 2018-05-21 | Connection method and connection structure of two tubular buses for wind power tower |
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| Publication Number | Publication Date |
|---|---|
| CN108599064A CN108599064A (en) | 2018-09-28 |
| CN108599064B true CN108599064B (en) | 2024-01-09 |
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2018
- 2018-05-21 CN CN201810486038.2A patent/CN108599064B/en active Active
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| SU678575A1 (en) * | 1973-12-07 | 1979-08-05 | Государственный Ордена Трудового Красного Знамени Проектный Институт "Тяжпромэлектропроект" Им. Ф.Б.Якубовского | Coaxial bus-bar |
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| CN108599064A (en) | 2018-09-28 |
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Effective date of registration: 20210624 Address after: 518000 Wall Industrial Park, Lanjing North Road, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Applicant after: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Applicant after: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd. Applicant after: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Address before: 518118 Vol Industrial Park, Lanjingbei Road, Pingshan District, Shenzhen City, Guangdong Province Applicant before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Applicant before: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd. Applicant before: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Applicant before: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Applicant before: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Applicant before: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. |
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Effective date of registration: 20230901 Address after: 518000 Wall Industrial Park, Lanjing North Road, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Applicant after: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Applicant after: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Address before: 518000 Wall Industrial Park, Lanjing North Road, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Applicant before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Applicant before: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd. Applicant before: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. |
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