CN103362343B - A kind of with tower six circuit pole tower - Google Patents
A kind of with tower six circuit pole tower Download PDFInfo
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- CN103362343B CN103362343B CN201310278056.9A CN201310278056A CN103362343B CN 103362343 B CN103362343 B CN 103362343B CN 201310278056 A CN201310278056 A CN 201310278056A CN 103362343 B CN103362343 B CN 103362343B
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- 239000004020 conductor Substances 0.000 claims abstract description 8
- 239000012212 insulator Substances 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 241000361919 Metaphire sieboldi Species 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The present invention is open a kind of with tower six circuit pole tower, comprise tower head, tower head from top to bottom vertical arrangement is distributed with symmetrical five layers of cross-arm, front four layers of cross-arm are elongate structure, on front four layers of every layer of cross-arm, every side hangs 2 phase conductors, on layer 5 cross-arm, every side hangs 1 phase conductor, every voltage being all connected with 66KV mutually, the three-phase of the 4th layer of cross-arm and layer 5 cross-arm homonymy is a loop, first floor cross-arm, the three-phase of second layer cross-arm and third layer cross-arm homonymy inside is a loop, first floor cross-arm, the three-phase of second layer cross-arm and third layer cross-arm homonymy outside is a loop, earth wire support is provided with above first floor cross-arm, earth wire support hangs with lightning protection ground wire.The present invention can guarantee multi-loop line safe and reliable operation, maintenance, construction, accident maintenance conveniently, can save line corridor, protection of the environment, saving construction costs in a large number, have larger economic benefit and social benefit.
Description
Technical field
The present invention relates to a kind of electric force pole tower, provide a kind of 66KV with same tower six circuit pole tower of electric pressure especially.
Background technology
In the limited area of power transmission line corridor, when needing to build multiple loop transmission line, according to the single, double loop erection mode of conventional type, need several line corridor, this will make construction costs significantly increase, and in the moving reparation especially in circuit process of construction, expense increases too many.And compared with multiple-loop line road, single, double loop is erected at the aspect such as land utilization efficiency and vegetation protection and does not have an advantage.Contradiction growing between city planning earth and line corridor width can not be solved with the erection of tower single, double loop.
Patent " 200920136718.8 ", discloses a kind of shaft tower based on same tower six loop, improves ability to transmit electricity, saved land resources.But in this patent, six loops are the loop of different electric pressure, do not have unity.
Summary of the invention
The object of the present invention is to provide a kind of 66KV with same tower six circuit pole tower of electric pressure, can effectively solve above-mentioned Problems existing.
Technical scheme of the present invention is: a kind of with tower six circuit pole tower, comprise: tower head 1, tower head 1 from top to bottom vertical arrangement is distributed with symmetrical five layers of cross-arm, first floor cross-arm 2, second layer cross-arm 3, third layer cross-arm 4 and the 4th layer of cross-arm 5 are elongate structure, first floor cross-arm 2, second layer cross-arm 3, on third layer cross-arm 4 and the 4th layer of cross-arm 5 every layer of cross-arm, every side hangs 2 phase conductors, on layer 5 cross-arm 6, every side hangs 1 phase conductor, every voltage being all connected with 66KV mutually, the three-phase of the 4th layer of cross-arm 5 and layer 5 cross-arm 6 homonymy is a loop, first floor cross-arm 2, the three-phase of second layer cross-arm 3 and third layer cross-arm 4 homonymy inside is a loop, first floor cross-arm 2, the three-phase of second layer cross-arm 3 and third layer cross-arm 4 homonymy outside is a loop, first floor cross-arm 2 is provided with earth wire support 7 above, earth wire support 7 hangs with lightning protection ground wire.Above this turriform, four layers of cross-arm lengthen, and orlop cross-arm does not lengthen, and its width of corridor utilization rate is greatly improved.
Preferably, described first floor cross-arm 2, second layer cross-arm 3, third layer cross-arm 4, the 4th layer of cross-arm 5 and layer 5 cross-arm 6 are triangle cross-arm, and structure stress is clear.
Preferably, described earth wire support 7 is inverted three-legged structure.
Preferably, described first floor cross-arm 2 bottom surface is long is 14.6m, and second layer cross-arm 3 bottom surface is long is 15.3m, and third layer cross-arm 4 bottom surface is long is 16m, and the 4th layer of cross-arm 5 bottom surface length is 16.7m, and layer 5 cross-arm 6 bottom surface is long is 10.4m; First floor cross-arm 2 bottom surface and second layer cross-arm 3 plane perpendicular spacing are 4.8m, second layer cross-arm 3 bottom surface and third layer cross-arm 4 plane perpendicular spacing are 4.8m, third layer cross-arm 4 bottom surface and the 4th layer of cross-arm 5 plane perpendicular spacing are 4.8m, and the 4th layer of cross-arm 5 bottom surface and layer 5 cross-arm 6 plane perpendicular spacing are 3.58m; The height of first floor cross-arm 2 is 2.3m, and the height of earth wire support 7 is 1.2m.
Preferably, described same tower six circuit pole tower is a kind of tangent tower, and its insulator string is a kind of V-type insulator string, can effectively reduce wire angle of wind deflection like this, thus reduces cross-arm length.
Preferably, described lightning protection ground wire is GJ-50 steel strand or OPGW optical cable.
Preferably, described wire type is LGJ-240/30 steel-cored aluminium strand.
Preferably, described V-type insulator string adopts FXBW4-66/70 type composite insulator, V angle > 90 degree.
The present invention can guarantee multi-loop line safe and reliable operation, maintenance, construction, accident maintenance conveniently, can save line corridor, protection of the environment, saving construction costs in a large number, have larger economic benefit and social benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of same tower six circuit pole tower of the present invention.
Detailed description of the invention
As shown in Figure 1,66 kilovolts, somewhere, Benxi District terrain, earthworm, electric power transmission line new construction total length 5.5km, set up with tower six loop.Starting point is positioned at 220 kilovolts and becomes conspicuously, and terminal is positioned at 66 kilovolt of six loop difference tower.By way of conspicuous trench village, Daming Shan Mountain nature protection area etc., line route is selected to have dodged above-mentioned village, passes through in periphery, urban conservation area, and parallel existing 66 kilovolts of imperial matchmaker's line cablings, are connected to six loop difference towers.
Landform along the line roughly situation is: mountain region accounts for 90%, and hills accounts for 10%.
Same tower six loop structure of erection is: tower head 1 from top to bottom vertical arrangement is distributed with symmetrical five layers of cross-arm, first floor cross-arm 2, second layer cross-arm 3, third layer cross-arm 4 and the 4th layer of cross-arm 5 are elongate structure, first floor cross-arm 2, second layer cross-arm 3, on third layer cross-arm 4 and the 4th layer of cross-arm 5 every layer of cross-arm, every side hangs 2 phase conductors, on layer 5 cross-arm 6, every side hangs 1 phase conductor, every voltage being all connected with 66KV mutually, the three-phase of the 4th layer of cross-arm 5 and layer 5 cross-arm 6 homonymy is a loop, first floor cross-arm 2, the three-phase of second layer cross-arm 3 and third layer cross-arm 4 homonymy inside is a loop, first floor cross-arm 2, the three-phase of second layer cross-arm 3 and third layer cross-arm 4 homonymy outside is a loop, first floor cross-arm 2 is provided with earth wire support 7 above, earth wire support 7 hangs with lightning protection ground wire.Above this turriform, four layers of cross-arm lengthen, and orlop cross-arm does not lengthen, and its width of corridor utilization rate is greatly improved.
First floor cross-arm 2, second layer cross-arm 3, third layer cross-arm 4, the 4th layer of cross-arm 5 and layer 5 cross-arm 6 are triangle cross-arm, and structure stress is clear.
Earth wire support 7 is inverted three-legged structure.
First floor cross-arm 2 bottom surface is long is 14.6m, and second layer cross-arm 3 bottom surface is long is 15.3m, and third layer cross-arm 4 bottom surface is long is 16m, and the 4th layer of cross-arm 5 bottom surface length is 16.7m, and layer 5 cross-arm 6 bottom surface is long is 10.4m; First floor cross-arm 2 bottom surface and second layer cross-arm 3 plane perpendicular spacing are 4.8m, second layer cross-arm 3 bottom surface and third layer cross-arm 4 plane perpendicular spacing are 4.8m, third layer cross-arm 4 bottom surface and the 4th layer of cross-arm 5 plane perpendicular spacing are 4.8m, and the 4th layer of cross-arm 5 bottom surface and layer 5 cross-arm 6 plane perpendicular spacing are 3.58m; The height of first floor cross-arm 2 is 2.3m, and the height of earth wire support 7 is 1.2m.
Be a kind of tangent tower with tower six circuit pole tower, its insulator string is a kind of V-type insulator string, can effectively reduce wire angle of wind deflection like this, thus reduces cross-arm length.
Lightning protection ground wire is GJ-50 steel strand or OPGW optical cable.
Wire type is LGJ-240/30 steel-cored aluminium strand.
V-type insulator string adopts FXBW4-66/70 type composite insulator, V angle > 90 degree.
Same tower six circuit pole tower of the present invention body compared with 6 single loop shaft towers invests saving 51%, and body invests saving 43% compared with 3 double loops.Adopt three-phase V string, reduce line corridor 4-6m; Tower head is arranged compacter, is applicable to urban congestion district.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (5)
1. one kind with tower six circuit pole tower, comprise tower head (1), it is characterized in that, tower head (1) from top to bottom vertical arrangement is distributed with symmetrical five layers of cross-arm, first floor cross-arm (2), second layer cross-arm (3), third layer cross-arm (4) and the 4th layer of cross-arm (5) are elongate structure, first floor cross-arm (2), second layer cross-arm (3), on third layer cross-arm (4) and the 4th layer of cross-arm (5) every layer of cross-arm, every side hangs 2 phase conductors, the upper every side of layer 5 cross-arm (6) hangs 1 phase conductor, every voltage being all connected with 66KV mutually, the three-phase of the 4th layer of cross-arm (5) and layer 5 cross-arm (6) homonymy is a loop, first floor cross-arm (2), the three-phase of second layer cross-arm (3) and third layer cross-arm (4) homonymy inside is a loop, first floor cross-arm (2), the three-phase of second layer cross-arm (3) and third layer cross-arm (4) homonymy outside is a loop, first floor cross-arm (2) is provided with earth wire support (7) above, (7) hang with lightning protection ground wire to earth wire support, described first floor cross-arm (2), second layer cross-arm (3), third layer cross-arm (4), the 4th layer of cross-arm (5) and layer 5 cross-arm (6) are triangle cross-arm, described earth wire support (7) is inverted three-legged structure, described first floor cross-arm (2) bottom surface is long is 14.6m, second layer cross-arm (3) bottom surface is long is 15.3m, third layer cross-arm (4) bottom surface is long is 16m, 4th layer of cross-arm (5) bottom surface length is 16.7m, and layer 5 cross-arm (6) bottom surface is long is 10.4m, first floor cross-arm (2) bottom surface and second layer cross-arm (3) plane perpendicular spacing are 4.8m, second layer cross-arm (3) bottom surface and third layer cross-arm (4) plane perpendicular spacing are 4.8m, third layer cross-arm (4) bottom surface and the 4th layer of cross-arm (5) plane perpendicular spacing are 4.8m, and the 4th layer of cross-arm (5) bottom surface and layer 5 cross-arm (6) plane perpendicular spacing are 3.58m, the height of first floor cross-arm (2) is 2.3m, and the height of earth wire support (7) is 1.2m.
2. according to one according to claim 1 with tower six circuit pole tower, it is characterized in that, described same tower six circuit pole tower is a kind of tangent tower, and its insulator string is a kind of V-type insulator string.
3. according to one according to claim 2 with tower six circuit pole tower, it is characterized in that, described lightning protection ground wire is GJ-50 steel strand or OPGW optical cable.
4. according to one according to claim 3 with tower six circuit pole tower, it is characterized in that, described wire type is LGJ-240/30 steel-cored aluminium strand.
5. according to one according to claim 4 with tower six circuit pole tower, it is characterized in that, described V-type insulator string adopts FXBW4-66/70 type composite insulator, V angle > 90 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310278056.9A CN103362343B (en) | 2013-07-04 | 2013-07-04 | A kind of with tower six circuit pole tower |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310278056.9A CN103362343B (en) | 2013-07-04 | 2013-07-04 | A kind of with tower six circuit pole tower |
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| CN103362343A CN103362343A (en) | 2013-10-23 |
| CN103362343B true CN103362343B (en) | 2015-09-09 |
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| CN201310278056.9A Active CN103362343B (en) | 2013-07-04 | 2013-07-04 | A kind of with tower six circuit pole tower |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141405A (en) * | 2013-11-15 | 2014-11-12 | 国家电网公司 | Overhead junction pole for two-circuit overhead transmission line and line junction structure of overhead junction pole |
| CN103821401B (en) * | 2014-01-03 | 2016-04-20 | 国家电网公司 | A kind of method for designing of crossing over high-speed railway transmission tower |
| CN103956680A (en) * | 2014-05-06 | 2014-07-30 | 国网上海市电力公司 | Safe and reliable crossing frame |
| CN103944105A (en) * | 2014-05-06 | 2014-07-23 | 国网上海市电力公司 | Pulley hanging point spanning frame with four circuits on same tower |
| CN105680400B (en) * | 2016-03-09 | 2018-03-20 | 国家电网公司 | A kind of single loop distribution overhead line junction pole and its wiring construction |
| CN108086776B (en) * | 2017-12-04 | 2024-05-24 | 国网河南省电力公司经济技术研究院 | Double-circuit overhead transmission line double-circuit unilaterally arranged wire hanging rod and wire hanging structure |
| CN111502385A (en) * | 2020-04-28 | 2020-08-07 | 宜春市鸿辉新型机电有限公司 | 35kV single-circuit compact high-strength electric pole |
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| CN2691130Y (en) * | 2004-03-29 | 2005-04-06 | 江苏省电力公司无锡供电公司 | 220 Kv four loop iron tower structure |
| CN2713704Y (en) * | 2004-05-26 | 2005-07-27 | 江苏省电力公司常州供电公司 | Four circuit steel tube rod for electric power transmission lines |
| CN201297055Y (en) * | 2008-11-07 | 2009-08-26 | 浙江省电力设计院 | Strain angle tower in the shape of Chinese character 'Gan' with shared-tower and three-circuit transmission line |
| CN201360131Y (en) * | 2009-02-16 | 2009-12-09 | 福建永福工程顾问有限公司 | High-voltage electric power pole tower |
| CN202047638U (en) * | 2011-02-16 | 2011-11-23 | 中国电力工程顾问集团东北电力设计院 | 500KV/220KV four-circuit narrow-base steel pipe tower |
| CN202266070U (en) * | 2011-11-01 | 2012-06-06 | 益阳电力勘测设计院有限公司 | Double-return circuit electric iron tower |
| CN202395404U (en) * | 2011-12-15 | 2012-08-22 | 绍兴大明电力设计院有限公司 | Hybrid voltage four-circuit power transmission line straight-line tower |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011021377A (en) * | 2009-07-15 | 2011-02-03 | J-Power Systems Corp | Construction method for heightening steel tower and temporary metallic arm used in the construction method |
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2013
- 2013-07-04 CN CN201310278056.9A patent/CN103362343B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2691130Y (en) * | 2004-03-29 | 2005-04-06 | 江苏省电力公司无锡供电公司 | 220 Kv four loop iron tower structure |
| CN2713704Y (en) * | 2004-05-26 | 2005-07-27 | 江苏省电力公司常州供电公司 | Four circuit steel tube rod for electric power transmission lines |
| CN201297055Y (en) * | 2008-11-07 | 2009-08-26 | 浙江省电力设计院 | Strain angle tower in the shape of Chinese character 'Gan' with shared-tower and three-circuit transmission line |
| CN201360131Y (en) * | 2009-02-16 | 2009-12-09 | 福建永福工程顾问有限公司 | High-voltage electric power pole tower |
| CN202047638U (en) * | 2011-02-16 | 2011-11-23 | 中国电力工程顾问集团东北电力设计院 | 500KV/220KV four-circuit narrow-base steel pipe tower |
| CN202266070U (en) * | 2011-11-01 | 2012-06-06 | 益阳电力勘测设计院有限公司 | Double-return circuit electric iron tower |
| CN202395404U (en) * | 2011-12-15 | 2012-08-22 | 绍兴大明电力设计院有限公司 | Hybrid voltage four-circuit power transmission line straight-line tower |
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| CN103362343A (en) | 2013-10-23 |
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