CN104763208A - 110kV dual-loop novel butterfly-shaped penetrating and spanning tower in high-altitude area - Google Patents
110kV dual-loop novel butterfly-shaped penetrating and spanning tower in high-altitude area Download PDFInfo
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- CN104763208A CN104763208A CN201510165029.XA CN201510165029A CN104763208A CN 104763208 A CN104763208 A CN 104763208A CN 201510165029 A CN201510165029 A CN 201510165029A CN 104763208 A CN104763208 A CN 104763208A
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Abstract
The invention discloses a 110kV dual-loop novel butterfly-shaped penetrating and spanning tower in a high-altitude area. The 110kV dual-loop novel butterfly-shaped penetrating and spanning tower comprises a tower body as well as a ground wire cross-arm, an upper conducting wire cross-arm and a lower-medium conducting wire cross-arm, which are connected with the tower body from top to bottom, wherein the ground wire cross-arm, the upper conducting wire cross-arm and the lower-medium conducting wire cross-arm are symmetrically distributed along the vertical middle axis of the tower body; ground wire suspending points are arranged at two ends of the ground wire cross-arm, and dual-angle steel for jumping upper conducting wires is arranged at the ground wire suspending points; upper conducting wire suspending points are arranged at two ends of the upper conducting wire cross-arm; medium-phase conducting wire suspending points are arranged at two ends of the lower-medium conducting wire cross-arm; lower-phase conducting wire suspending points are arranged between the upper end point of the lower conducting wire cross-arm and the tower body; dual-angle steel for jumping lower conducting wires is arranged at the lower-phase conducting wire suspending points; the upper conducting wire suspending points, the middle-phase conducting wire suspending points and the lower-phase conducting wire suspending points are arranged in triangles. The 110kV dual-loop novel butterfly-shaped penetrating and spanning tower in the high-altitude area is widely applicable to occasions; and a pole tower structure is low in height, simple in installation and construction, convenient in overhauling and maintenance has good structural safety.
Description
Technical field
The present invention relates to transmission line equipment field, particularly, relate to the novel butterfly in 110kV double loop, a kind of high altitude localities and bore more tower.
Background technology
Along with the progress of China's development of the West Regions, the conveying electricity power grid construction in China's High Altitude in West China area obtains very large development, between different electric pressure or with having a lot of local intersection between electric pressure, especially the generality of 110kV transmission line of electricity application, will there will be 110kV transmission line of electricity and bore transmission lines of electricity such as getting over 110kV, 220kV and 500kV.
At present, newly-built 110kV transmission line of electricity is mostly with common-tower double-return Lu Weizhu, and its tower structure mainly adopts umbellate form or drum type form of structure.Umbellate form or drum type tower structure are provided with four layers of cross-arm, comprise ground wire cross-arm from top to bottom, upper conductor cross-arm, middle wire cross-arm, lower wire cross-arm.Due to this vertical arrangement lead wire and earth wire arrangement form, its tower structure tower head is higher, bores when getting over transmission line of electricity often very difficult.Therefore, usually employing 110kV transmission line of electricity detours, locally become single time or former circuit rises the measures such as tower transformation to double back, and cause Line technology scheme complicated, difficulty of construction is large, and cost of investment is high, operating maintenance portion convenient, even needs power cut construction etc.
Summary of the invention
The object of the invention is to, for the problems referred to above, propose the novel butterfly in 110kV double loop, a kind of high altitude localities and bore more tower, widely applicable to realize place, tower structure height is low, installation simple, and repair and maintenance is convenient, the advantage that safety of structure is good.
For achieving the above object, the technical solution used in the present invention is:
The novel butterfly in a kind of 110kV double loop, high altitude localities bores more tower, comprise tower body, and the ground wire cross-arm be connected with tower body from top to bottom, upper conductor cross-arm and middle lower wire cross-arm, described ground wire cross-arm, upper conductor cross-arm and middle lower wire cross-arm symmetrical along the vertical axis of tower body, the two ends of described ground wire cross-arm arrange ground wire hanging point, and ground wire hanging point place arranges upper conductor wire jumper double angle on described ground wire cross-arm, the two ends of described upper conductor cross-arm arrange upper conductor hanging point, the two ends of described middle lower wire cross-arm arrange middle phase conductor hanging point, lower phase conductor hanging point is set between lower wire cross-arm upper extreme point and tower body, and in middle phase conductor hanging point place is arranged wire wire jumper double angle, at lower phase conductor hanging point place, lower wire wire jumper double angle is set, described upper conductor hanging point, middle phase conductor hanging point and lower phase conductor hanging point are in triangular distribution.
Preferably, described ground wire cross-arm and upper conductor cross-arm adopt coplanar iterative structure, and ground wire cross-arm and upper conductor cross-arm are structure as a whole.
Preferably, the spacing of described middle phase conductor hanging point and the vertical axis of tower body is 3500mm, the spacing of described lower phase conductor hanging point and middle phase conductor hanging point is 4300mm, the spacing of described upper conductor hanging point and the vertical axis of tower body is 4300mm, and the spacing of described ground wire hanging point and the vertical axis of tower body is 6800 mm.
Preferably, the vertical interval bottom described lower phase conductor hanging point and tower body is 12m, and the vertical interval of described lower phase conductor hanging point and upper conductor hanging point is 3.8m, and the vertical interval of described upper conductor hanging point and ground wire hanging point is 2.3m.
Technical scheme of the present invention has following beneficial effect:
Technical scheme of the present invention, adopt the tower structure of the novel butterfly of three-phase conducting wire rounded projections arranged, by effectively reducing shaft tower hanging point structure height, thus the ground wire, the conductor height that lower, realizing transmission line of electricity meeting has good brill under high-tension line electrical safety clearance requirement and gets over performance.Have place widely applicable, tower structure height is low, installation is simple, repair and maintenance is convenient, the advantage that safety of structure is good.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 bores the structural representation of more tower for the novel butterfly in the 110kV double loop, high altitude localities described in the embodiment of the present invention;
Fig. 2 bores the side-looking structural representation of more tower for the novel butterfly in the 110kV double loop, high altitude localities shown in Fig. 1;
Fig. 3 bores the plan structure schematic diagram of more tower for the novel butterfly in the 110kV double loop, high altitude localities shown in Fig. 1.
By reference to the accompanying drawings, in the embodiment of the present invention, Reference numeral is as follows:
1: ground wire hanging point; 2: upper conductor hanging point; Phase conductor hanging point in 3; 4: lower phase conductor hanging point; 6: tower body; 7: ground wire cross-arm; 8: upper conductor cross-arm; 9: middle lower wire cross-arm; 10: ground wire; 11: upper conductor; 12: middle lower wire; 13: wire jumper insulator string; 14: wire insulation substring; 15: wire jumper; 16: lower wire; 17: middle wire; 18: upper conductor wire jumper double angle; 19: lower wire wire jumper double angle; 20: middle wire wire jumper double angle.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
As Fig. 1, shown in Fig. 2 and Fig. 3, the novel butterfly in a kind of 110kV double loop, high altitude localities bores more tower, comprise tower body 6, and the ground wire cross-arm 7 be connected with tower body 6 from top to bottom, upper conductor cross-arm 8 and middle lower wire cross-arm 9, ground wire cross-arm 6, upper conductor cross-arm 7 and middle lower wire cross-arm 9 symmetrical along the vertical axis of tower body, the two ends of ground wire cross-arm 7 arrange ground wire hanging point 1, and ground wire hanging point place arranges upper conductor wire jumper double angle 18 on ground wire cross-arm, the two ends of upper conductor cross-arm 8 arrange upper conductor hanging point 2, the two ends of middle lower wire cross-arm 9 arrange middle phase conductor hanging point 3, lower phase conductor hanging point 4 is set between lower wire cross-arm upper extreme point and tower body, and in middle phase conductor hanging point 3 place is arranged wire wire jumper double angle 20, at lower phase conductor hanging point 4 place, lower wire wire jumper double angle 19 is set, upper conductor hanging point 2, middle phase conductor hanging point 3 and lower phase conductor hanging point 4 are in triangular distribution.Dotted line in Fig. 1 is vertical axis.
Ground wire cross-arm 7, upper conductor cross-arm 8 and middle lower wire cross-arm 9 are the tower body trussed construction be made up of angle steel.Tower body adopts rectangle or square form every face, and tower body arranges ground wire cross-arm 7, upper conductor cross-arm 8 and middle lower wire cross-arm 9 from top to bottom.
The brill of the technical program is got over tower and is required that planning is minimum according to high altitude localities wire distance to the ground and exhale high 12m, and transmission line of electricity three-phase conducting wire adopts rounded projections arranged, effectively reduces tower structure height.Ground wire cross-arm and upper conductor cross-arm adopt superimposed layout, jointly connect tower body structure, effectively reduce earth wire rack height.
The brill of the technical program is got over tower wire jumper and is adopted pendency jumper string form, and its upper conductor jumper string hanging point is positioned on upper conductor wire jumper double angle that ground wire cross-arm is arranged, effectively ensures that wire jumper gap is to the electric equipment compartment distance of tower structure.Middle phase conductor hanging point position and lower phase conductor hanging point position directly arrange wire jumper hanging point double angle.
Wherein, ground wire cross-arm 7 and upper conductor cross-arm 8 adopt coplanar iterative structure, and ground wire cross-arm 7 and upper conductor cross-arm 8 are structure as a whole.
Middle phase conductor hanging point 3 is 3500mm with the spacing of the vertical axis of tower body, lower phase conductor hanging point 4 is 4300mm with the spacing of middle phase conductor hanging point, upper conductor hanging point 2 is 4300mm with the spacing of the vertical axis of tower body, and ground wire hanging point 1 is 6800 mm with the spacing of the vertical axis of tower body.
Lower phase conductor hanging point 4 is 12m with the vertical interval bottom tower body, and lower phase conductor hanging point 4 is 3.8m with the vertical interval of upper conductor hanging point 2, and upper conductor hanging point 2 is 2.3m with the vertical interval of ground wire hanging point 1.
Bore more tower ground wire cross-arm 7 and upper conductor cross-arm 8 and adopt superimposed layout, common connection tower body 6 structure, effectively reduces earth wire rack height, cross-arm ground wire cross-arm 7 and upper conductor cross-arm 8 co-planar designs, reduces structure groove postwelding fiery bent, makes structure stress more rationally succinct.
Middle phase conductor hanging point 4 position S4 is defined as 3500mm according to wire jumper Clearance joints; Lower phase conductor hanging point 3 position S3 is defined as 4300mm according to wire phase spacing; The position S3 of upper conductor hanging point 2 is defined as 4300mm according to wire jumper Clearance joints and ground wire to the effective protection domain of upper conductor; Ground wire hanging point 1 position S1 is defined as 6800 mm according to-10 ° of shieldings angle of ground wire 10 pairs of lower wires 16.
Boring more tower exhales high H1 to be 12m according to the minimum distance to the ground design of power transmission line in high altitude region wire is minimum; The vertical phase spacing H2 of wire is 3.8m, and the available protecting distance design earth wire rack height H 3 of ground wire to upper conductor is 2.3m.
The technical program, according to high altitude localities planning and designing, is applicable to 1500m ~ 2500m Altitude Regions, can design comprehensive tower leg according to the field condition of tower position, there is place widely applicable, tower structure height is low, installation simple, and repair and maintenance is convenient, the advantages such as safety of structure is good.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. the novel butterfly in 110kV double loop, a high altitude localities bores more tower, it is characterized in that, comprise tower body, and the ground wire cross-arm be connected with tower body from top to bottom, upper conductor cross-arm and middle lower wire cross-arm, described ground wire cross-arm, upper conductor cross-arm and middle lower wire cross-arm symmetrical along the vertical axis of tower body, the two ends of described ground wire cross-arm arrange ground wire hanging point, and ground wire hanging point place arranges upper conductor wire jumper double angle on described ground wire cross-arm, the two ends of described upper conductor cross-arm arrange upper conductor hanging point, the two ends of described middle lower wire cross-arm arrange middle phase conductor hanging point, lower phase conductor hanging point is set between lower wire cross-arm upper extreme point and tower body, and in middle phase conductor hanging point place is arranged wire wire jumper double angle, at lower phase conductor hanging point place, lower wire wire jumper double angle is set, described upper conductor hanging point, middle phase conductor hanging point and lower phase conductor hanging point are in triangular distribution.
2. the novel butterfly in 110kV double loop, high altitude localities according to claim 1 bores more tower, and it is characterized in that, described ground wire cross-arm and upper conductor cross-arm adopt coplanar iterative structure, and ground wire cross-arm and upper conductor cross-arm are structure as a whole.
3. the novel butterfly in 110kV double loop, high altitude localities according to claim 1 and 2 bores more tower, it is characterized in that, the spacing of described middle phase conductor hanging point and the vertical axis of tower body is 3500mm, the spacing of described lower phase conductor hanging point and middle phase conductor hanging point is 4300mm, the spacing of described upper conductor hanging point and the vertical axis of tower body is 4300mm, and the spacing of described ground wire hanging point and the vertical axis of tower body is 6800 mm.
4. the novel butterfly in 110kV double loop, high altitude localities according to claim 1 and 2 bores more tower, it is characterized in that, vertical interval bottom described lower phase conductor hanging point and tower body is 12m, the vertical interval of described lower phase conductor hanging point and upper conductor hanging point is 3.8m, and the vertical interval of described upper conductor hanging point and ground wire hanging point is 2.3m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510165029.XA CN104763208A (en) | 2015-04-09 | 2015-04-09 | 110kV dual-loop novel butterfly-shaped penetrating and spanning tower in high-altitude area |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510165029.XA CN104763208A (en) | 2015-04-09 | 2015-04-09 | 110kV dual-loop novel butterfly-shaped penetrating and spanning tower in high-altitude area |
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| CN104763208A true CN104763208A (en) | 2015-07-08 |
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| CN201510165029.XA Pending CN104763208A (en) | 2015-04-09 | 2015-04-09 | 110kV dual-loop novel butterfly-shaped penetrating and spanning tower in high-altitude area |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133908A (en) * | 2015-09-29 | 2015-12-09 | 中国能源建设集团湖南省电力设计院有限公司 | 220kV single-circuit horizontally-arranged strain tower shaped like a Chinese character 'gan' and used for heavy icing area |
| CN106320789A (en) * | 2016-09-14 | 2017-01-11 | 国网山东省电力公司德州供电公司 | OPGW optical cable move-down type drilling tower |
| CN109469400A (en) * | 2018-12-14 | 2019-03-15 | 贵阳电力设计院有限公司 | Double Loop Steel Tower that is a kind of while solving to bore more and cross over demand |
| CN114753704A (en) * | 2022-05-19 | 2022-07-15 | 中国电建集团河北省电力勘测设计研究院有限公司 | Triangular-arrangement 500kV double-loop strain drill crossing tower |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3435571A (en) * | 1967-12-05 | 1969-04-01 | Moore Corp Lee C | Reclining king-post crane and method of erecting it |
| US6367226B1 (en) * | 1999-05-06 | 2002-04-09 | Petroflex N.A., Inc. | Utility pole crossarm, crossarm assembly, and method of manufacture |
| US20080092478A1 (en) * | 2006-10-24 | 2008-04-24 | Kyung Won Min | Friction type retrofitting device for steel tower structures |
| CN202017375U (en) * | 2011-01-21 | 2011-10-26 | 河北省电力勘测设计研究院 | 220 kV olecranon butterfly drilling and crossing tower |
| CN102561785A (en) * | 2012-01-31 | 2012-07-11 | 浙江省电力设计院 | Four-circuit tower for straight power transmission lines |
| CN102817491A (en) * | 2012-08-08 | 2012-12-12 | 邯郸供电公司 | 110kV dual-loop line drilling iron tower |
| CN202810314U (en) * | 2012-09-11 | 2013-03-20 | 河北省电力勘测设计研究院 | 220kV T-shaped double-circuit drilling tower |
| CN203891546U (en) * | 2014-06-06 | 2014-10-22 | 上海艾能电力工程有限公司 | Compact pass-through tower for special wire arrangement mode |
| CN204691370U (en) * | 2015-04-09 | 2015-10-07 | 国家电网公司 | The novel butterfly in 110kV double loop, high altitude localities bores more tower |
-
2015
- 2015-04-09 CN CN201510165029.XA patent/CN104763208A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3435571A (en) * | 1967-12-05 | 1969-04-01 | Moore Corp Lee C | Reclining king-post crane and method of erecting it |
| US6367226B1 (en) * | 1999-05-06 | 2002-04-09 | Petroflex N.A., Inc. | Utility pole crossarm, crossarm assembly, and method of manufacture |
| US20080092478A1 (en) * | 2006-10-24 | 2008-04-24 | Kyung Won Min | Friction type retrofitting device for steel tower structures |
| CN202017375U (en) * | 2011-01-21 | 2011-10-26 | 河北省电力勘测设计研究院 | 220 kV olecranon butterfly drilling and crossing tower |
| CN102561785A (en) * | 2012-01-31 | 2012-07-11 | 浙江省电力设计院 | Four-circuit tower for straight power transmission lines |
| CN102817491A (en) * | 2012-08-08 | 2012-12-12 | 邯郸供电公司 | 110kV dual-loop line drilling iron tower |
| CN202810314U (en) * | 2012-09-11 | 2013-03-20 | 河北省电力勘测设计研究院 | 220kV T-shaped double-circuit drilling tower |
| CN203891546U (en) * | 2014-06-06 | 2014-10-22 | 上海艾能电力工程有限公司 | Compact pass-through tower for special wire arrangement mode |
| CN204691370U (en) * | 2015-04-09 | 2015-10-07 | 国家电网公司 | The novel butterfly in 110kV double loop, high altitude localities bores more tower |
Non-Patent Citations (1)
| Title |
|---|
| 水利部农村水电及电气化发展局: "《农村水电安全监察员培训教材》", 30 November 2007, 中国水利水电出版社 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133908A (en) * | 2015-09-29 | 2015-12-09 | 中国能源建设集团湖南省电力设计院有限公司 | 220kV single-circuit horizontally-arranged strain tower shaped like a Chinese character 'gan' and used for heavy icing area |
| CN106320789A (en) * | 2016-09-14 | 2017-01-11 | 国网山东省电力公司德州供电公司 | OPGW optical cable move-down type drilling tower |
| CN106320789B (en) * | 2016-09-14 | 2018-08-31 | 国网山东省电力公司德州供电公司 | A kind of OPGW optical cables, which move down formula and bore, gets over tower |
| CN109469400A (en) * | 2018-12-14 | 2019-03-15 | 贵阳电力设计院有限公司 | Double Loop Steel Tower that is a kind of while solving to bore more and cross over demand |
| CN114753704A (en) * | 2022-05-19 | 2022-07-15 | 中国电建集团河北省电力勘测设计研究院有限公司 | Triangular-arrangement 500kV double-loop strain drill crossing tower |
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Application publication date: 20150708 |
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