CN103633601B - Built on stilts incoming line structure - Google Patents
Built on stilts incoming line structure Download PDFInfo
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- CN103633601B CN103633601B CN201210308629.3A CN201210308629A CN103633601B CN 103633601 B CN103633601 B CN 103633601B CN 201210308629 A CN201210308629 A CN 201210308629A CN 103633601 B CN103633601 B CN 103633601B
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- 241000272165 Charadriidae Species 0.000 title claims abstract description 27
- 239000004020 conductor Substances 0.000 claims abstract description 218
- 238000010276 construction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000000819 phase cycle Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention provides a kind of built on stilts incoming line structure, including: door type frame (10), including two columns (11) being oppositely arranged and the crossbeam (12) being connected between two columns (11)；A phase conductor (21), B phase conductor (22) and C phase conductor (23), B phase conductor (22) and C phase conductor (23) are arranged on crossbeam (12), on the column (11) that A phase conductor (21) is arranged in two columns, B phase conductor (22) is positioned between the column (11) at A phase conductor (21) place and C phase conductor (23), wherein, the distance between distance and B phase conductor (22) and the C phase conductor (23) between A phase conductor (21) and B phase conductor (22) is all higher than or equal to safe distance.The present invention can effectively reduce door type frame span, and simple in construction, cost-effective.
Description
Technical field
The present invention relates to technical field of electric power, make somebody a mere figurehead incoming line structure in particular to one.
Background technology
In 220kV makes somebody a mere figurehead the three-phase conducting wire arrangement mode of inlet wire, between adjacent wire and each wire relatively between distance can meet the minimum electrical distance of Insulation Coordination requirement when being and produced by span inner insulator string and wire and wave under wind-force with short-circuit electromotive force effect and design, so, it is desirable to inlet wire interval spaced apart (the adjacent distance between wire) minimum needs to meet the distance of 4m.
nullFig. 1 shows the built on stilts incoming line structure of a kind of routine in prior art，As shown in Figure 1，In this configuration，A phase conductor 21 '、B phase conductor 22 ' and C phase conductor 23 ' arrange on the crossbeam 12 ' of door type frame 10 ' successively in the horizontal，Distance D1 between A phase conductor 21 ' and B phase conductor 22 ' '=4m，Distance D2 between B phase conductor 22 ' and C phase conductor 23 ' '=4m，Safe distance to live part during in order to ensure people on door type frame 10 ' column，Distance D3 between its near column 11 ' of distance in A phase conductor 21 ' and two columns 11 ' '=2.5m，Distance D3 between its near column 11 ' of distance in C phase conductor 23 ' and two columns 11 ' '=2.5m，So，Distance between the span of door type frame that is two column 11 ' is 13m.
nullFig. 2 shows another kind of built on stilts incoming line structure in prior art，As shown in Figure 2，Use triangular solid layered arrangement phase sequence arrangement mode in this configuration，By utilizing the arrangement of differing heights，It is achieved thereby that the compression of distance in horizontal direction，Specifically，A phase conductor 21 ' and C phase conductor 23 ' are arranged on the sill 12 ' of door type frame 10 '，B phase conductor 22 ' is arranged on entablature，Distance D1 between A phase conductor 21 ' and B phase conductor 22 ' ' ≈ 4.2m，Distance D2 between B phase conductor 22 ' and C phase conductor 23 ' ' ≈ 4.2m，Distance D51 between A phase conductor 21 ' and C phase conductor 23 ' '+D52 '=6m，Distance D3 between its near column 11 ' of distance in A phase conductor 21 ' and two columns 11 ' '=2.5m，Distance D3 between its near column 11 ' of distance in C phase conductor 23 ' and two columns 11 ' '=2.5m，So，Distance between the span of door type frame that is two column 11 ' is 11m.The distance of this structure compresses is the most limited, and adds one crossbeam (entablature), adds cost.
Summary of the invention
It is desirable to provide a kind of built on stilts incoming line structure that can effectively reduce door type frame span.
To achieve these goals, according to an aspect of the invention, it is provided a kind of built on stilts incoming line structure, including: door type frame, including two columns being oppositely arranged and the crossbeam being connected between two columns；A phase conductor, B phase conductor and C phase conductor, B phase conductor and C phase conductor are arranged on crossbeam, A phase conductor is arranged on a column in two columns, B phase conductor is between the column and C phase conductor at A phase conductor place, wherein, the distance between distance and B phase conductor and the C phase conductor between A phase conductor and B phase conductor is all higher than or equal to safe distance.
Further, the distance between B phase conductor and C phase conductor is more than or equal to 4m.
Further, the distance between the column that distance between the column that in B phase conductor and two columns, distance B phase conductor is near is near more than distance C phase conductor in C phase conductor and two columns.
Further, the distance between the column that distance between the column that in B phase conductor and two columns, distance B phase conductor is near is near more than or equal to distance C phase conductor in 3m, C phase conductor and two columns is more than or equal to 2.6m.
Further, the distance between the column that in B phase conductor and two columns, distance B phase conductor is near is less than the distance between A phase conductor and crossbeam.
Further, the distance between the column that in B phase conductor and two columns, distance B phase conductor is near more than or equal to the distance between 3m, A phase conductor and crossbeam more than or equal to 4m.
According to another aspect of the present invention, additionally provide a kind of built on stilts incoming line structure, including: door type frame, including the most parallel arrangement of multiple columns and be connected to the crossbeam between adjacent two columns, two adjacent columns and the crossbeam being arranged between two columns form door type frame unit；A phase conductor, B phase conductor and C phase conductor, B phase conductor and C phase conductor are arranged on the crossbeam of each door type frame unit, A phase conductor is arranged on a column in two columns of each door type frame unit, B phase conductor is between the column and C phase conductor at A phase conductor place, wherein, the distance between distance and B phase conductor and the C phase conductor between A phase conductor and B phase conductor is all higher than or equal to safe distance.
Further, the distance between B phase conductor and C phase conductor is more than or equal to 4m.
Further, the distance between the column that distance between the column that in B phase conductor and two columns, distance B phase conductor is near is near more than distance C phase conductor in C phase conductor and two columns.
Further, the distance between the column that in B phase conductor and two columns, distance B phase conductor is near is less than the distance between A phase conductor and crossbeam.
Application technical scheme, due to layout straggly between A phase conductor and B phase conductor and C phase conductor, distance between A phase conductor and B phase conductor can reduce between A phase conductor and B phase conductor distance in the horizontal direction under meeting the requirement of safe distance (more than or equal to safe distance) effectively, so, door type frame span is reduced the most effectively, and the reduction of span is the most cost-effective.
Accompanying drawing explanation
The Figure of description of the part constituting the application is used for providing a further understanding of the present invention, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the schematic diagram of a kind of built on stilts incoming line structure of the prior art；
Fig. 2 shows that another kind of the prior art makes somebody a mere figurehead the schematic diagram of incoming line structure；
Fig. 3 shows the structural representation of the embodiment one of the built on stilts incoming line structure according to the present invention；
Fig. 4 shows the structural representation of the embodiment two of the built on stilts incoming line structure according to the present invention；And
Fig. 5 shows the structural representation of the embodiment three of the built on stilts incoming line structure according to the present invention.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As it is shown on figure 3, the built on stilts incoming line structure of embodiment one includes: door type frame 10, A phase conductor 21, B phase conductor 22 and C phase conductor 23.Door type frame 10 includes be oppositely arranged two columns 11 and the crossbeam 12 being connected between two columns 11；B phase conductor 22 and C phase conductor 23 is arranged on crossbeam 12, A phase conductor 21 is arranged on a column in two columns, it is arranged in the present embodiment on the left side column 11 shown in Fig. 1, between the column 11 and C phase conductor 23 at described A phase conductor 21 place wherein, the distance between distance and B phase conductor 22 and C phase conductor 23 between A phase conductor 21 and B phase conductor 22 is all higher than or equal to safe distance B phase conductor 22.
In the present embodiment, due to layout straggly between A phase conductor 21 and B phase conductor 22, distance between A phase conductor 21 and B phase conductor 22 can effectively reduce between A phase conductor 21 and B phase conductor 22 distance in the horizontal direction under the requirement meeting safe distance (more than or equal to safe distance), so, door type frame span is reduced the most effectively, and the reduction of span is the most cost-effective.
Preferably, in order to meet safe distance requirement, distance D2 between B phase conductor 22 and C phase conductor 23 is more than or equal to 4m.It is further preferred that distance D4 in embodiment one, between the column that distance D3 between the column that in B phase conductor 22 and two columns, distance B phase conductor 22 is near is near more than distance C phase conductor 23 in C phase conductor 23 and two columns.So it is effectively guaranteed the distance between A phase conductor 21 and B phase conductor 22.
Preferably, distance D3 between the column that in B phase conductor 22 and two columns, distance B phase conductor 22 is near is less than distance D1 between A phase conductor 21 and crossbeam.In such manner, it is possible to further reduce door type frame span.
In embodiment one, distance D4 that distance D3 between the column that in B phase conductor 22 and two columns, distance B phase conductor 22 is near is preferably greater than or equal between the column that in 3m, C phase conductor 23 and two columns, distance C phase conductor 23 is near is preferably greater than or equal to 2.6m.Preferred distance between the column that in B phase conductor 22 and two columns, distance B phase conductor 22 is near is more than or equal to 4m more than or equal to the distance between 3m, A phase conductor 21 and crossbeam.In the present embodiment, D3=3m, D4=2.6m, D2=4m, D1=4m, the distance between the span of door type frame 10 that is two column 11 is 9.6m.Above-mentioned being sized to ensures that built on stilts incoming line structure preferably coordinates with the power electrical devices being positioned at ground.
In the most unshowned embodiment, being arranged on a column in two columns in C phase conductor, A phase conductor is arranged on crossbeam.The principle of this embodiment is similar to the aforementioned embodiment, does not repeats them here.
As shown in Figure 4, the built on stilts incoming line structure of embodiment two includes: door type frame 10, A phase conductor 21, B phase conductor 22 and C phase conductor 23, door type frame 10 includes the most parallel arrangement of three columns 13 and is connected to the crossbeam 12 between adjacent two columns 13, and two adjacent columns 13 and the crossbeam 12 being arranged between two columns 13 form door type frame unit；B phase conductor 22 and C phase conductor 23 is arranged on the crossbeam 12 of each door type frame unit, A phase conductor 21 is arranged on a column 13 in two columns 13 of each door type frame unit, B phase conductor 22 is between the column 13 and C phase conductor 23 at A phase conductor 21 place, wherein, the distance between distance and B the phase conductor 22 and C phase conductor 23 between A phase conductor 21 and B phase conductor 22 is all higher than or equal to safe distance.
In embodiment two, due to layout straggly between A phase conductor 21 and B phase conductor 22, distance between A phase conductor 21 and B phase conductor 22 can effectively reduce between A phase conductor 21 and B phase conductor 22 distance in the horizontal direction under the requirement meeting safe distance (more than or equal to safe distance), so, door type frame span is reduced the most effectively, and the reduction of span is the most cost-effective.
Preferably, in order to meet safe distance requirement, distance D2 between B phase conductor 22 and C phase conductor 23 is more than or equal to 4m.It is further preferred that distance D4 in embodiment two, between the column that distance D3 between the column that in B phase conductor 22 and two columns, distance B phase conductor 22 is near is near more than distance C phase conductor 23 in C phase conductor 23 and two columns.So it is effectively guaranteed the distance between A phase conductor 21 and B phase conductor 22.
Preferably, distance D3 between the column that in B phase conductor 22 and two columns, distance B phase conductor 22 is near is less than distance D1 between A phase conductor 21 and crossbeam.In such manner, it is possible to further reduce door type frame span.
In embodiment two, distance D4 that distance D3 between the column that in B phase conductor 22 and two columns, distance B phase conductor 22 is near is preferably greater than or equal between the column that in 3m, C phase conductor 23 and two columns, distance C phase conductor 23 is near is preferably greater than or equal to 2.6m.Preferred distance between the column that in B phase conductor 22 and two columns, distance B phase conductor 22 is near is more than or equal to 4m more than or equal to the distance between 3m, A phase conductor 21 and crossbeam.In the present embodiment, D3=3m, D4=2.6m, D2=4m, D1=4m, the distance between the span of door type frame 10 that is two column 11 is 9.6m.Above-mentioned being sized to ensures that built on stilts incoming line structure preferably coordinates with the power electrical devices being positioned at ground.
As it is shown in figure 5, the difference of the built on stilts incoming line structure of embodiment three and embodiment two is that door type frame 10 includes the most parallel arrangement of four columns 13, the quantity of crossbeam 12 is three.The operation principle of embodiment three is similar to the aforementioned embodiment, does not repeats them here.One skilled in the art will appreciate that the quantity of column 13 and crossbeam 12 is not limited to above-described embodiment.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (10)
1. a built on stilts incoming line structure, it is characterised in that including:
Door type frame (10), including two columns (11) being oppositely arranged and the crossbeam (12) being connected between two described columns (11)；
A phase conductor (21), B phase conductor (22) and C phase conductor (23), described B phase conductor (22) and C phase conductor (23) are arranged on described crossbeam (12), on the column (11) that described A phase conductor (21) is arranged in column described in said two, described B phase conductor (22) is positioned between column (11) and the C phase conductor (23) at described A phase conductor (21) place
Wherein, the distance between distance and B phase conductor (22) and the C phase conductor (23) between described A phase conductor (21) and B phase conductor (22) is all higher than or equal to safe distance.
Built on stilts incoming line structure the most according to claim 1, it is characterised in that the distance between described B phase conductor (22) and C phase conductor (23) is more than or equal to 4m.
Built on stilts incoming line structure the most according to claim 1, it is characterized in that, the distance between the column that the distance between the column that in column described in described B phase conductor (22) and said two, B phase conductor (22) described in distance is near is near more than C phase conductor (23) described in distance in column described in described C phase conductor (23) and said two.
Built on stilts incoming line structure the most according to claim 3, it is characterized in that, distance between the column that in column described in described B phase conductor (22) and said two, B phase conductor (22) described in distance is near is more than or equal to 3m, and the distance between the column that in column described in described C phase conductor (23) and said two, C phase conductor (23) described in distance is near is more than or equal to 2.6m.
Built on stilts incoming line structure the most according to claim 1, it is characterized in that, the distance between the column that in column described in described B phase conductor (22) and said two, B phase conductor (22) described in distance is near is less than the distance between described A phase conductor (21) and crossbeam.
Built on stilts incoming line structure the most according to claim 5, it is characterized in that, distance between the column that in column described in described B phase conductor (22) and said two, B phase conductor (22) described in distance is near is more than or equal to 3m, and the distance between described A phase conductor (21) and crossbeam is more than or equal to 4m.
7. a built on stilts incoming line structure, it is characterised in that including:
Door type frame (10), including the most parallel arrangement of multiple columns (13) and be connected to the crossbeam (12) between adjacent two described columns (13), two adjacent described columns (13) and the crossbeam (12) being arranged between two described columns (13) form door type frame unit；
A phase conductor (21), B phase conductor (22) and C phase conductor (23), described B phase conductor (22) and C phase conductor (23) are arranged on the crossbeam (12) of each described door type frame unit, described A phase conductor (21) is arranged on a column (13) in two columns (13) of each described door type frame unit, described B phase conductor (22) is positioned between column (13) and the C phase conductor (23) at described A phase conductor (21) place
Wherein, the distance between distance and B phase conductor (22) and the C phase conductor (23) between described A phase conductor (21) and B phase conductor (22) is all higher than or equal to safe distance.
Built on stilts incoming line structure the most according to claim 7, it is characterised in that the distance between described B phase conductor (22) and C phase conductor (23) is more than or equal to 4m.
Built on stilts incoming line structure the most according to claim 7, it is characterized in that, the distance between the column that the distance between the column that in column described in described B phase conductor (22) and said two, B phase conductor (22) described in distance is near is near more than C phase conductor (23) described in distance in column described in described C phase conductor (23) and said two.
Built on stilts incoming line structure the most according to claim 7, it is characterized in that, the distance between the column that in column described in described B phase conductor (22) and said two, B phase conductor (22) described in distance is near is less than the distance between described A phase conductor (21) and crossbeam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210308629.3A CN103633601B (en) | 2012-08-27 | 2012-08-27 | Built on stilts incoming line structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210308629.3A CN103633601B (en) | 2012-08-27 | 2012-08-27 | Built on stilts incoming line structure |
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| Publication Number | Publication Date |
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| CN103633601A CN103633601A (en) | 2014-03-12 |
| CN103633601B true CN103633601B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210308629.3A Active CN103633601B (en) | 2012-08-27 | 2012-08-27 | Built on stilts incoming line structure |
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| CN (1) | CN103633601B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107039891B (en) * | 2017-06-07 | 2024-03-15 | 国家电网公司 | 35kV bus arrangement structure |
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| CN202721416U (en) * | 2012-08-27 | 2013-02-06 | 国家电网公司 | Overhead inlet wire structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4678998B2 (en) * | 2001-07-04 | 2011-04-27 | 中部電力株式会社 | Transmission line retaining steel structure |
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2012
- 2012-08-27 CN CN201210308629.3A patent/CN103633601B/en active Active
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|---|---|---|---|---|
| SE503974C2 (en) * | 1995-05-31 | 1996-10-07 | Vattenfall Ab | Method for redn. of magnetic field from three=phase power conduit |
| CN201307748Y (en) * | 2008-11-19 | 2009-09-09 | 中国电力工程顾问集团公司 | Heavy ice area triangular-arrangement double-circuit tower |
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| CN201850813U (en) * | 2010-09-30 | 2011-06-01 | 中国电力工程顾问集团中南电力设计院 | Gan-shaped (Chinese character) tension resistant tower of compact power transmission line |
| CN201946935U (en) * | 2010-12-23 | 2011-08-24 | 北京市电力公司 | High voltage power distribution device |
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Non-Patent Citations (1)
| Title |
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