CN205637796U - Two commutation steel pipe poles that return of 110kV overhead line - Google Patents
Two commutation steel pipe poles that return of 110kV overhead line Download PDFInfo
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- CN205637796U CN205637796U CN201620361021.0U CN201620361021U CN205637796U CN 205637796 U CN205637796 U CN 205637796U CN 201620361021 U CN201620361021 U CN 201620361021U CN 205637796 U CN205637796 U CN 205637796U
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Abstract
The utility model discloses a two commutation steel pipe poles that return of 110kV overhead line belongs to the high -tension power transmission field. It includes along the mobile jib of vertical direction setting, by having set gradually two side ground wire cross arms, first two cross arms that incline, second pair side cross arms and the two side cross arms of third under pushing up extremely on the mobile jib, two side ground wire cross arms, first two side cross arms, the two side cross arms of second and the two side cross arms of third are parallel to each other. The utility model relates to a rationally, simple structure, small, low in manufacturing cost is honest and clean and use construction cycle short, and it is little to occupy land area, effectively improves the steel pipe pole in the utilization ratio in the compact area of land plan, and the practicality is strong.
Description
Technical field
This utility model relates to high-tension power transmission and transformation equipment field, especially a kind of 110kV overhead transmission line double back commutation steel pipe pole.
Background technology
In power grid construction, the outlet phase sequence of major part transformer station uses positive phase sequence arrangement, i.e. stands in the face of transformer station's power transmission outfan outside transformer station, and three-phase electricity is from left to right followed successively by A phase, B phase, C phase.Three-phase electricity need to carry out in a disguised form when a transformer station is delivered to another transformer station, for double loop 110kV power transmission line, generally use the pylon of tower structure to carry out wiring covert, but the bulky construction costs cost of double back pylon is high, long construction period, and take a large amount of soil.Being unfavorable for the utilization in soil, especially in urban development, require more and more higher to land utilization ratio, the planning in soil is compact, is not suitable for the construction of pylon, it is impossible to meet actual need, and existing pylon uses and is restricted.
Utility model content
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, it is provided that a kind of 110kV overhead transmission line double back commutation steel pipe pole.This utility model is reasonable in design, simple in construction, and volume is little, cheap for manufacturing cost and use short construction period, and land occupation area is little, is effectively improved the steel pipe pole utilization rate in the compact area of the reallocation of land, practical.
For achieving the above object, this utility model employing following technical proposals: a kind of 110kV overhead transmission line double back commutation steel pipe pole, it includes the mobile jib vertically arranged, on described mobile jib by top under be disposed with bilateral ground wire cross-arm, the first bilateral cross-arm, the second bilateral cross-arm and the 3rd bilateral cross-arm, described bilateral ground wire cross-arm, the first bilateral cross-arm, the second bilateral cross-arm and the 3rd bilateral cross-arm are parallel to each other.
Preferably, every side cross-arm of described first bilateral cross-arm, the second bilateral cross-arm and the 3rd bilateral cross-arm all includes cantilever, described cantilever includes upper branch arm and lower branch arm, it is welded with deep floor between described upper branch arm and lower branch arm, described cantilever is welded on baffle plate near mobile jib one end, described baffle plate is welded with the mobile jib connecting plate offering screwed hole, and described upper branch arm and lower branch arm are that steel pipe is made.
Preferably, it is provided with on described mobile jib and carries out, with cantilever, the connection ring that assembles, described connection ring includes ring flat-plate, described ring flat-plate internal ring wall is provided with positioning convex, described positioning convex and the groove being arranged on mobile jib adapt, it is provided with paired rebound on described ring flat-plate external annulus, described rebound offers the screwed hole suitable with mobile jib connecting plate in cantilever.
Preferably, described first bilateral cross-arm and the 3rd bilateral cross-arm length are 8 meters, a length of 4 meters of described second bilateral cross-arm.
The beneficial effects of the utility model are:
This utility model is reasonable in design, simple in construction, and volume is little, cheap for manufacturing cost and use short construction period, and land occupation area is little, is effectively improved the steel pipe pole utilization rate in the compact area of the reallocation of land, practical.
Accompanying drawing explanation
Fig. 1 is this utility model overall structure schematic diagram；
Fig. 2 is cantilever design schematic diagram；
Fig. 3 is the plan structure schematic diagram of Fig. 2；
Fig. 4 is connection ring structure schematic diagram；
Fig. 5 is that this utility model uses view.
Detailed description of the invention
Needing exist for explanation, the described noun of locality is left and right, upper and lower is all to define on the basis of the view shown in Fig. 1, it will be appreciated that the use of the described noun of locality should not limit the protection domain that the application is asked.
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of 110kV overhead transmission line double back commutation steel pipe pole, it includes the mobile jib 5 vertically arranged, on described mobile jib 5 by top under be disposed with bilateral ground wire cross-arm the 4, first bilateral cross-arm the 1, second bilateral cross-arm 2 and the 3rd bilateral cross-arm 3, described bilateral ground wire cross-arm the 4, first bilateral cross-arm the 1, second bilateral cross-arm 2 and the 3rd bilateral cross-arm 3 are parallel to each other.
As shown in Figure 2 to Figure 3, on the basis of technique scheme, every side cross-arm of described first bilateral cross-arm the 1, second bilateral cross-arm 2 and the 3rd bilateral cross-arm 3 all includes cantilever 6, described cantilever 6 includes upper branch arm 6-1 and lower branch arm 6-2, it is welded with deep floor 6-3 between described upper branch arm 6-1 and lower branch arm 6-2, described cantilever 6 is welded on baffle plate 6-4 near mobile jib 5 one end, described baffle plate 6-4 is welded with the mobile jib connecting plate 6-5 offering screwed hole, and described upper branch arm 6-1 and lower branch arm 6-2 is that steel pipe is made.It is arranged such, cantilever 6 configures hanging wire insulator as required, compare pylon structure, the cantilever 6 of steel pipe type is not easy to bird and nests on steel pipe pole, upper branch arm 6-1 and lower branch arm 6-2 is welded together by deep floor 6-3, enhance the stability of structure, meet hanging wire force request, meet actual operation requirements.
As shown in Figure 4, on the basis of technique scheme, it is provided with on described mobile jib 5 and carries out, with cantilever 6, the connection ring that assembles, described connection ring includes ring flat-plate 7-1, described ring flat-plate 7-1 internal ring wall is provided with positioning convex 7-2, described positioning convex 7-2 and the groove being arranged on mobile jib 5 adapt, and described ring flat-plate 7-1 external annulus is provided with paired rebound 7-3, and described rebound 7-3 offers the screwed hole suitable with mobile jib connecting plate 6-5 in cantilever 6.It is arranged such, carries out coordinating location with the groove on mobile jib 5 by positioning convex 7-2, prevent connection ring 7 from usurping the throne and cause cantilever 6 to be partial to, be arranged as required to the group number of rebound 7-3, be connected firmly and convenient demolition and maintenance in the future, meet actually used needs.
On the basis of technique scheme, described first bilateral cross-arm 1 and the 3rd bilateral cross-arm 3 length are 8 meters, a length of 4 meters of described second bilateral cross-arm 2.It is arranged such, meets safety criterion, meet actually used needs.
This utility model is arranged on the conveying circuit between Liang Ge transformer station, Fig. 5 is a kind of example of this utility model occupation mode, first bilateral cross-arm the 1, second bilateral cross-arm 2 and the 3rd bilateral cross-arm 3 are equipped with hanging wire insulator as required, in work process, this utility model steel pipe pole is arranged on output transformer station to the double back overhead transmission line receiving transformer station, and the A phase in every loop, B phase, C phase are carried out intermodulation.Right loop line road on the right side of mobile jib 5: the C phase conductor wire of the first bilateral cross-arm 1 is connected to the second bilateral cross-arm 2 through insulator C1, C2, C3；The B phase conductor wire of the second bilateral cross-arm 2 is connected to the 3rd bilateral cross-arm 3 through insulator B4, B5, B6；The A phase conductor wire of the 3rd bilateral cross-arm 3 is connected to the first bilateral cross-arm 1 through insulator A7, A8, A9, completes right loop line road three-phase conducting wire phased interchange with this.
Left loop line road on the left of mobile jib 5: the C phase conductor wire of the first bilateral cross-arm 1 is connected to the second bilateral cross-arm 2 through insulator C10, C11, C12；The B phase conductor wire of the second bilateral cross-arm 2 is connected to the 3rd bilateral cross-arm 3 through insulator B16, B17, B18；The A phase conductor wire of the 3rd bilateral cross-arm 3 is connected to the first bilateral cross-arm 1 through insulator A13, A14, A15, completes left loop three-phase conducting wire phased interchange with this.
Restriction to this utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art need not to pay various amendments or deformation that creative work can make still within protection domain of the present utility model.
Claims (4)
1. a 110kV overhead transmission line double back commutation steel pipe pole, it is characterized in that: it includes the mobile jib (5) vertically arranged, on described mobile jib (5) by top under be disposed with bilateral ground wire cross-arm (4), the first bilateral cross-arm (1), the second bilateral cross-arm (2) and the 3rd bilateral cross-arm (3), described bilateral ground wire cross-arm (4), the first bilateral cross-arm (1), the second bilateral cross-arm (2) and the 3rd bilateral cross-arm (3) are parallel to each other.
A kind of 110kV overhead transmission line double back commutation steel pipe pole the most according to claim 1, it is characterized in that: described first bilateral cross-arm (1), second bilateral cross-arm (2) and the every side of the 3rd bilateral cross-arm (3) all include cantilever (6), described cantilever (6) includes upper branch arm (6-1) and lower branch arm (6-2), deep floor (6-3) it is welded with between described upper branch arm (6-1) and lower branch arm (6-2), described cantilever (6) is welded on baffle plate (6-4) near mobile jib (5) one end, the mobile jib connecting plate (6-5) offering screwed hole it is welded with on described baffle plate (6-4), described upper branch arm (6-1) and lower branch arm (6-2) are that steel pipe is made.
A kind of 110kV overhead transmission line double back commutation steel pipe pole the most according to claim 2, it is characterized in that: be provided with on described mobile jib (5) and carry out, with cantilever (6), the connection ring that assembles, described connection ring includes ring flat-plate (7-1), described ring flat-plate (7-1) internal ring wall is provided with positioning convex (7-2), described positioning convex (7-2) and the groove being arranged on mobile jib (5) adapt, paired rebound (7-3) it is provided with on described ring flat-plate (7-1) external annulus, the screwed hole suitable with mobile jib connecting plate (6-5) in cantilever (6) is offered on described rebound (7-3).
4. according to a kind of 110kV overhead transmission line double back commutation steel pipe pole described in claim 1 or 3, it is characterized in that: described first bilateral cross-arm (1) and the 3rd bilateral cross-arm (3) length are 8 meters, a length of 4 meters of described second bilateral cross-arm (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620361021.0U CN205637796U (en) | 2016-04-26 | 2016-04-26 | Two commutation steel pipe poles that return of 110kV overhead line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620361021.0U CN205637796U (en) | 2016-04-26 | 2016-04-26 | Two commutation steel pipe poles that return of 110kV overhead line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205637796U true CN205637796U (en) | 2016-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620361021.0U Active CN205637796U (en) | 2016-04-26 | 2016-04-26 | Two commutation steel pipe poles that return of 110kV overhead line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205637796U (en) |
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2016
- 2016-04-26 CN CN201620361021.0U patent/CN205637796U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 213000 No. 3 sail Road, economic development zone, Wujin District, Jiangsu, Changzhou Patentee after: Su Wen electric energy Polytron Technologies Inc Address before: 213000 No. 3 sail Road, economic development zone, Wujin District, Jiangsu, Changzhou Patentee before: SUWEN ELECTRIC ENERGY SCIENCE AND TECHNOLOGY CO., LTD. |