CN105298200B - Dangle tower for high altitude localities 500kV compacts transmission line of alternation current - Google Patents

Dangle tower for high altitude localities 500kV compacts transmission line of alternation current Download PDF

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Publication number
CN105298200B
CN105298200B CN201510682112.4A CN201510682112A CN105298200B CN 105298200 B CN105298200 B CN 105298200B CN 201510682112 A CN201510682112 A CN 201510682112A CN 105298200 B CN105298200 B CN 105298200B
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China
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arm
wire cross
tower
cup configuration
transmission line
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CN105298200A (en
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顾小蕾
赵月华
秦磊
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Changshu Fengfan Power Equipment Co Ltd
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Changshu Fengfan Power Equipment Co Ltd
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Abstract

The invention discloses a kind of high altitude localities 500kV compacts transmission line of alternation current pendency tower, including tower body and column foot, the top of the tower body is sequentially installed with cup configuration and inverted cup configuration from up to down, the top of the cup configuration is provided with wire cross-arm, the bottom of the inverted cup configuration is provided with lower wire cross-arm, and the junction between the cup configuration and inverted cup configuration is provided with middle wire cross-arm;The both ends of the upper wire cross-arm are symmetrically arranged with ground wire cross-arm, and the both ends of the lower wire cross-arm are symmetrically arranged with side wire cross-arm.The present invention is simple in construction, reasonable in design, and it is designed by double cup configurations of uniqueness, effectively increases wire arrangements density, and can make in order to separate various wires, circuit is run safety and reliability;In addition, the tower quality is slim and graceful, fixation, it can effectively reduce and repair inspection frequency, reduce the workload of maintainer.

Description

Dangle tower for high altitude localities 500kV compacts transmission line of alternation current
Technical field
The present invention relates to High aititude electric power pylon field, is exchanged more particularly to a kind of high altitude localities 500kV compacts Transmission line of electricity pendency tower.
Background technology
At present, some High aititude remote districts of China are remote apart from major network distance, not yet with Major Networks, still rely upon small water, Thermoelectricity maintains daily production and household electricity, and electricity consumption level is very low, and especially winter, small power station stopped transport, and power supply situation is worse.For example, 150 kilometers of range averaging between each county of Yushu, is that small power station is independently-powered, radius of electricity supply length, and power structure is single, Regional industry load is minimum, predominantly resident living power utility, and in the winter time, but winter water resource is hemiplegia for main peak of power consumption, generates electricity Measure small.Winter summer grade electricity is uneven in 1 year, can not meet power demand, and power supply architecture problem causes imbalance between supply and demand to protrude, area Power generating facilities and power grids lagging in development, electricity shortage outstanding problem, the development of regional economy is constrained to a certain extent, therefore in Gao Hai The area's construction transmission line of electricity that rises sheer from level ground is extremely urgent.
Since the 1970s, the country such as the U.S., Canada, Japan, Russia, occurs compact-sizedization type in succession Transmission line of electricity, but its conductor structure and pole tower forms and conventional line relatively typically do not make big change, simply take limit The switching overvoltage of circuit processed is horizontal, and three phase lines are in equilateral triangle arrangement, and width is waved to limit wire using V-type insulator chain Degree, reduce the simple measures such as phase spacing.But these simple measures add later stage line construction and operation maintenance and inspection The complexity and workload repaiied, additionally there are that the charge power of circuit is big, and capacitive coupling electric current is larger, and latent power supply arc is not easy The problems such as extinguishing.
The content of the invention
The present invention solves the technical problem of provide a kind of high altitude localities 500kV compacts transmission line of alternation current to hang Hang down tower, can solve the problem that above mentioned problem existing for existing compact type transmission line of electricity from far-off regions.
In order to solve the above technical problems, one aspect of the present invention is:A kind of high altitude localities 500kV is provided Dangle tower for compact transmission line of alternation current, including:Tower body and column foot, the top of the tower body are sequentially installed with cup type from up to down Structure and inverted cup configuration, the top of the cup configuration are provided with wire cross-arm, the inverted cup configuration Bottom is provided with lower wire cross-arm, and it is horizontal that the junction between the cup configuration and inverted cup configuration is provided with middle wire Load;The both ends of the upper wire cross-arm are symmetrically arranged with ground wire cross-arm, and the both ends of the lower wire cross-arm are symmetrically arranged with side and led Line cross-arm.
In a preferred embodiment of the present invention, the ground wire cross-arm is symmetrical set, and wire-protecting angle is over the ground 15 °~30 °.
In a preferred embodiment of the present invention, the side wire cross-arm is symmetrical set, and opposite side wire-protecting angle For 15 °~30 °.
In a preferred embodiment of the present invention, the pendency tower is connected using slim nut, wherein, the middle wire is horizontal Load is plugged on the junction between the cup configuration and inverted cup configuration by plate.
In a preferred embodiment of the present invention, leading on the upper wire cross-arm, middle wire cross-arm and lower guiding cross-arm Line is using horizontally arranged.
In a preferred embodiment of the present invention, the upper wire cross-arm, middle wire cross-arm and the lower both ends for being oriented to cross-arm Hang much insulator chains.
In a preferred embodiment of the present invention, the insulator chain is V-type insulator chain, and the angle of wind deflection of insulator chain For 40.37~55.36 °.
The beneficial effects of the invention are as follows:A kind of high altitude localities 500kV compacts transmission line of alternation current pendency tower of the present invention, It is simple in construction, it is reasonable in design, its by uniqueness double cup configurations design, effectively increase wire arrangements density, and can make by Various wires separate in order, circuit is run safety and reliability;In addition, the tower quality is slim and graceful, fixation, can effectively reduce Inspection frequency is repaiied, reduces the workload of maintainer.
Brief description of the drawings
Fig. 1 is a kind of stereochemical structure signal of high altitude localities 500kV compacts transmission line of alternation current pendency tower of the present invention Figure;
The mark of each part is as follows in accompanying drawing:1. tower body, 2. column foots, 3. cup configurations, 4. inverted cup configurations, on 5. Wire cross-arm, wire cross-arm in 6., 7. lower wire cross-arms, 8. ground wire cross-arms, 9. side wire cross-arms.
Embodiment
Presently preferred embodiments of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy It is easier to be readily appreciated by one skilled in the art, apparent is clearly defined so as to be made to protection scope of the present invention.
Referring to Fig. 1, the embodiment of the present invention includes:
Dangle tower for a kind of high altitude localities 500kV compacts transmission line of alternation current, including:Tower body 1 and column foot 2, tower body 1 are pacified On column foot 2, column foot 2 is arranged using complete unequel leg extension, pendency tower effectively can be fixed on into rugged upper area Pendency tower can be fixed on Fei Gengdi areas as far as possible, the excavated volume to local native stone be reduced, so as to subtract by location, the column foot Lack soil erosion, protect the fragile ecological environment in highlands.
The top of the tower body 1 is sequentially installed with cup configuration 3 and inverted cup configuration 4 from up to down, tower body 1 Total height is the 2/3 of two cup configuration total heights;I.e. by the design of two cup configurations, the total of pendency tower is effectively reduced Highly, while the steel using amount of tower is reduced, also improves the firm performance of whole pendency tower.
The top of the cup configuration 3 is provided with the upper wire cross-arm 5 for hanging upper phase conductor, the inverted cup type The bottom of structure 4 is provided with the lower wire cross-arm 7 for hanging lower phase conductor, the cup configuration and inverted cup configuration it Between junction middle wire cross-arm 6 for phase conductor in suspension is installed;And upper phase conductor, middle phase conductor and lower phase conductor exist Horizontally arranged mode is respectively adopted on upper wire cross-arm, middle wire cross-arm and lower guiding cross-arm to arrange.Upper wire cross-arm 5, in The both ends of wire cross-arm 6 and lower wire cross-arm 7 hang multiple V-type insulator chains, and the angle of wind deflection of each insulator chain is 40.37 ~55.36 °, meet the requirement in electrical apparatus insulation gap.
The both ends of the upper wire cross-arm 5 are symmetrically arranged with the ground wire cross-arm 8 for phase conductor in suspension, the lower wire The both ends of cross-arm 7 are symmetrically arranged with the side wire cross-arm 9 for Pendent edge phase conductor, and ground wire cross-arm is symmetrical set, right Ground wire shielding angle is 15 °~30 °;Side wire cross-arm is symmetrical set, and opposite side wire-protecting angle is 15 °~30 °.
The pendency tower of the present invention is connected using slim nut, to reduce the weight of full tower, while in plateau cold, anoxic etc. Under adverse weather condition, reduce the workload of maintainer, while also improve the security of circuit operation.Wherein, led in Line cross-arm 6 is plugged on the junction between the cup configuration 3 and inverted cup configuration 4 by U-shaped plate.
Dangle tower for above-mentioned compact transmission line of alternation current, by rational structure design, various wires is separated in order, made Circuit runs safety and reliability, and tower is reasonable in design, and quality is slim and graceful, fixation, can effectively reduce and repair inspection frequency, Reduce the workload of maintainer.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills Art field, is included within the scope of the present invention.

Claims (5)

  1. The tower 1. a kind of high altitude localities 500kV compacts transmission line of alternation current is dangled, including:Tower body and column foot, its feature exist In the top of the tower body is sequentially installed with cup configuration and inverted cup configuration, the top of the cup configuration from up to down End is provided with wire cross-arm, and the bottom of the inverted cup configuration is provided with lower wire cross-arm, the cup configuration and falls Junction between the cup configuration put is provided with middle wire cross-arm;The both ends of the upper wire cross-arm are symmetrically arranged with ground wire horizontal stroke Load, the both ends of the lower wire cross-arm are symmetrically arranged with side wire cross-arm;The middle wire cross-arm is plugged on described by plate Junction between cup configuration and inverted cup configuration;The pendency tower is connected using slim nut;The ground wire cross-arm It is symmetrical set, and wire-protecting angle is 15 °~30 ° over the ground.
  2. 2. the high altitude localities 500kV compacts transmission line of alternation current pendency tower according to claim 1, its feature exist In the side wire cross-arm is symmetrical set, and opposite side wire-protecting angle is 15 °~30 °.
  3. 3. the high altitude localities 500kV compacts transmission line of alternation current pendency tower according to claim 1, its feature exist In the upper wire cross-arm, middle wire cross-arm and the lower wire being oriented on cross-arm are using horizontally arranged.
  4. 4. the high altitude localities 500kV compacts transmission line of alternation current pendency tower according to claim 1, its feature exist In the upper wire cross-arm, middle wire cross-arm and the lower both ends for being oriented to cross-arm hang multiple insulator chains.
  5. The tower 5. high altitude localities 500kV compacts transmission line of alternation current according to claim 4 is dangled, it is characterised in that The insulator chain is V type insulator chains, and the angle of wind deflection of insulator chain is 40.37~55.36 °.
CN201510682112.4A 2015-10-21 2015-10-21 Dangle tower for high altitude localities 500kV compacts transmission line of alternation current Active CN105298200B (en)

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Application Number Priority Date Filing Date Title
CN201510682112.4A CN105298200B (en) 2015-10-21 2015-10-21 Dangle tower for high altitude localities 500kV compacts transmission line of alternation current

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Application Number Priority Date Filing Date Title
CN201510682112.4A CN105298200B (en) 2015-10-21 2015-10-21 Dangle tower for high altitude localities 500kV compacts transmission line of alternation current

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CN105298200B true CN105298200B (en) 2017-12-19

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7809583A (en) * 1977-09-21 1979-03-23 Benteler Werke Ag MAST MADE FROM PIPE MATERIAL.
CN2409273Y (en) * 1999-12-27 2000-12-06 云南电力集团有限公司超高压输变电建设处 Power line straight corner tower
CN201332249Y (en) * 2008-11-07 2009-10-21 浙江省电力设计院 Tangent tower in shape of goblet of same-tower and three-circuit transmission line
CN201695737U (en) * 2010-06-21 2011-01-05 上海电力设计院有限公司 Double-loop high-voltage overhead line iron tower
CN203361742U (en) * 2013-07-19 2013-12-25 中国电力工程顾问集团西北电力设计院 Hanging tower for 330KV AC transmission lines in high-altitude area
CN205135075U (en) * 2015-10-21 2016-04-06 常熟风范电力设备股份有限公司 High -altitude area 500kV compact alternating current transmission line tower that dangles

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7809583A (en) * 1977-09-21 1979-03-23 Benteler Werke Ag MAST MADE FROM PIPE MATERIAL.
CN2409273Y (en) * 1999-12-27 2000-12-06 云南电力集团有限公司超高压输变电建设处 Power line straight corner tower
CN201332249Y (en) * 2008-11-07 2009-10-21 浙江省电力设计院 Tangent tower in shape of goblet of same-tower and three-circuit transmission line
CN201695737U (en) * 2010-06-21 2011-01-05 上海电力设计院有限公司 Double-loop high-voltage overhead line iron tower
CN203361742U (en) * 2013-07-19 2013-12-25 中国电力工程顾问集团西北电力设计院 Hanging tower for 330KV AC transmission lines in high-altitude area
CN205135075U (en) * 2015-10-21 2016-04-06 常熟风范电力设备股份有限公司 High -altitude area 500kV compact alternating current transmission line tower that dangles

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