CN103422699A - Electric transmission line tower made of composite materials - Google Patents
Electric transmission line tower made of composite materials Download PDFInfo
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- CN103422699A CN103422699A CN2013100049691A CN201310004969A CN103422699A CN 103422699 A CN103422699 A CN 103422699A CN 2013100049691 A CN2013100049691 A CN 2013100049691A CN 201310004969 A CN201310004969 A CN 201310004969A CN 103422699 A CN103422699 A CN 103422699A
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Abstract
An electric transmission line tower made of composite materials is provided with a left assembly and a right assembly. The left assembly and the right assembly both comprise tower heads, cross arms, tower body upper sections and tower body lower sections. The electric transmission line tower is characterized in that the tower heads and the tower body upper sections are made of composite materials, the tower body lower sections are made of steel pipe poles or composite materials, the steel pipe poles of the tower body lower sections are connected with metal ladders or ladders made of composite materials, the tower body upper sections are connected with the ladders made of composite materials, the tower heads are connected with a single ladder made of composite materials, the left cross arms and the right cross arms are formed by parallel double poles, and two ends of the left cross arms and the right cross arms are connected with the top ends of the tower heads through double inclined draw bars. The tower made of composite materials is simple in structure, easy to assemble, long in service life and capable of resisting corrosion and aging and oxidation, eliminates suspension insulator strings on the existing towers, reduces electrical distance, reduces electrical distribution size, narrows line channels, is light in weight and free of maintenance, reduces line cost and saves operation cost.
Description
Technical field
The present invention relates to a kind of overhead power transmission line pole tower, particularly a kind of composite material electric power line pole tower, replace steel with composite material, is applicable to the crowded location of circuit, city and development zone, suburbs, other special circuit and special location.
Background technology
National network, appearred in the development along with electrical network, transferring electricity from the west to the east, the mutual power supply network in north and south is built general layout, work transmission line is more and more, also increasing to the demand of steel, and the current power transmission overhead line structures adopt full steel structure, there are the problems such as quality weight, construction transportation and operation maintenance difficulty, also exist transmission tower tower head size large, width of corridor is wide simultaneously, and shaft tower is heavy, machine-shaping is loaded down with trivial details, the high in cost of production shortcoming and defect.
That composite material has is high-strength, lightweight, corrosion-resistant, easy processing, designability is strong and the advantage such as good insulation preformance, and composite material can saving steel for transmission line of electricity, reduces the destruction to mineral resources, protection of the environment; And, utilize the insulating properties of composite material, be easy to solve windage yaw and the pollution flashover accident of transmission line of electricity, improve the line security operation level.
Summary of the invention
The purpose of this invention is to provide a kind of composite material electric power line pole tower, replace traditional steel tower, the size reduction of tower head, cancel insulator, realizes reducing tower height, reduces width of corridor, improves the effect of anti-pollution grade.Can make the object of construction production land expropriation cost reduce, the reliability of safe operation improves, economize on resources, and environmental friendliness.
Technical scheme provided by the invention is as follows: left and right assembly is set, and left and right assembly has included tower head, cross-arm, tower body epimere, tower body hypomere, it is characterized in that: tower head and tower body epimere adopt composite material, and the tower body hypomere is steel pipe pole or composite material; The tower body epimere lower end of composite material is connected with connecting bolt by flange with the upper end of tower body hypomere; Connection metal cat ladder or composite material cat ladder on the tower body hypomere; The tower body epimere of composite material connects the composite material cat ladder; Connect composite material cat ladder list ladder on the tower head of composite material, composite material cat ladder list ladder connects the composite material cat ladder of tower body epimere; Interconnection support bar between the tower body epimere of left and right assembly, be connected diagonal member between support bar and tower body epimere; Left and right cross-arm forms by two bars arranged side by side, uniform connection fixture along its length between two bars, and two bar cramps are held on tower head, and fix by securing member; Left and right cross-arm the inner connects by flange; The two ends of left and right cross-arm all are connected by the diclinic pull bar with the tower head top; Tower head top assembling ground wire cross-arm anchor ear, ground wire cross-arm anchor ear connects the ground wire cross-arm by flange, between ground wire cross-arm and tower head, is connected support bar.
Good effect of the present invention: the composite material pole tower apparatus structure is simple, and assembling is simple, and service life is long, anticorrosive, anti-aging oxidation; Cancel the suspension insulator string on original shaft tower, reduced electrical distance, reduced glass rod electrical arrangement size, dwindled line channel; Lightweight, non-maintaining, reduce the circuit cost, save running cost.
The accompanying drawing explanation
Fig. 1 is combined type composite material tower structure schematic diagram.
Fig. 2 is combined type composite material tower structure schematic perspective view.
Fig. 3 is the syndeton schematic diagram of tower body epimere and tower body hypomere.
Fig. 4 is the tower head structural representation.
Fig. 5 is left and right cross-arm syndeton schematic diagram.
Fig. 6 is that two support bar infalls connect the anchor ear schematic diagram.
Fig. 7 is termination thread gripping-board structural representation.
Fig. 8 is termination thread gripping-board schematic cross section.
Fig. 9 is middle hanging wire plated construction schematic diagram.
Figure 10 is middle thread gripping-board schematic cross section.
The specific embodiment
Embodiment 1
See Fig. 1-4, the tower head 18 of left and right assembly and tower body epimere 4 adopt composite material, and tower body hypomere 1 is steel pipe pole; The tower body epimere 4 lower end mounting flange 16-1 of composite material, be connected with the upper flanges dish 16-2 of tower body hypomere 1 by connecting bolt; Connection metal cat ladder 2 on tower body hypomere 1 steel pipe pole; The tower body epimere 4 of composite material connects composite material cat ladder 5, and metal cat ladder 2 is connected up and down with composite material cat ladder 5, at the two terraced clamps 3 of junction assembling; Connect composite material cat ladder list ladder 12 on the tower head 18 of composite material, composite material cat ladder list ladder 12 lower ends connect the composite material cat ladder 5 of tower body epimere; See Fig. 1,6, between the tower body epimere 4 of left and right assembly, two groups of support bars of interconnection, 6, two support bar 6 infalls are bolted the anchor ear 13 of two clampings; Being connected of support bar 6 ends and tower body epimere 4 adopts the anchor ear junction plate to be connected with bolt 14, between support bar 6 and tower body epimere 4, is connected diagonal member 7, and diagonal member 7 also adopts the anchor ear junction plate to be connected with bolt with being connected of tower body epimere 4; See Fig. 1,4,5,9,10, left and right cross-arm 8-1,8-2 form by two bars arranged side by side, the assembly and connection fixture 20 that distributes along its length between two bars, and two bar cramps are held on tower head 18, and fixing by securing member 21; See Fig. 5,9,10, the inner junction of two bars of left and right cross-arm 8-1,8-2 connects by end flange, thread gripping-board 22 in the middle of connecting between two flanges, and middle thread gripping-board 22 tops arrange hoisting hole 22-1, on the two gussets in bottom, hanging wire hole 22-2 are set; See Fig. 4,7,8, the outer end connection end thread gripping-board 19 of left and right cross-arm 8-1,8-2, thread gripping-board 19 tops in termination arrange the hoisting hole, and 19-1 arranges hanging wire hole 19-2 on the two gussets in bottom; The two ends of left and right cross-arm 8-1,8-2 all are connected by diclinic pull bar 9 with tower head 18 tops; Tower head 18 tops assemblings ground wire cross-arm anchor ears 17, ground wire cross-arm anchor ear 17 connects ground wire cross-arm 11 by flange, between ground wire cross-arm 11 and tower head 18, is connected support bar 10; Lightning conducter is introduced underground by shaft.
Above-mentioned composite material (being called for short FRP) is existing a kind of material, and employing epoxy resin is matrix, and the E-glass fiber is as stressed fiber, and component adopt the pull-winding technological forming.
See Fig. 1,4, the cat ladder 2 be connected on tower head 18, tower body epimere 4, tower body hypomere 1 and tower body hypomere 1 all adopts composite material; Other structures are identical with embodiment 1.Lightning conducter, by the shaft external ground, is convenient to lightning conducter and is normally picked up and look into safely.
Claims (1)
1. a composite material electric power line pole tower, arrange left and right assembly, and left and right assembly has included tower head, cross-arm, tower body epimere, tower body hypomere, it is characterized in that: tower head and tower body epimere adopt composite material, and the tower body hypomere is steel pipe pole or composite material; The tower body epimere lower end of composite material is connected with connecting bolt by flange with the upper end of tower body hypomere; Connection metal cat ladder or composite material cat ladder on the tower body hypomere; The tower body epimere of composite material connects the composite material cat ladder; Connect composite material cat ladder list ladder on the tower head of composite material, composite material cat ladder list ladder connects the composite material cat ladder of tower body epimere; Interconnection support bar between the tower body epimere of left and right assembly, be connected diagonal member between support bar and tower body epimere; Left and right cross-arm forms by two bars arranged side by side, uniform connection fixture along its length between two bars, and two bar cramps are held on tower head, and fix by securing member; Left and right cross-arm the inner connects by flange; The two ends of left and right cross-arm all are connected by the diclinic pull bar with the tower head top; Tower head top assembling ground wire cross-arm anchor ear, ground wire cross-arm anchor ear connects the ground wire cross-arm by flange, between ground wire cross-arm and tower head, is connected support bar.
2. composite material electric power line pole tower according to claim 1 is characterized in that: thread gripping-board in the middle of the inner junction of the two bars of left and right cross-arm connects, and middle thread gripping-board top arranges the hoisting hole, on the two gussets in bottom, the hanging wire hole is set; The outer end connection end thread gripping-board of left and right cross-arm, thread gripping-board top, termination arranges the hoisting hole, on the two gussets in bottom, the hanging wire hole is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100049691A CN103422699A (en) | 2013-01-08 | 2013-01-08 | Electric transmission line tower made of composite materials |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100049691A CN103422699A (en) | 2013-01-08 | 2013-01-08 | Electric transmission line tower made of composite materials |
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| CN103422699A true CN103422699A (en) | 2013-12-04 |
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| CN2013100049691A Pending CN103422699A (en) | 2013-01-08 | 2013-01-08 | Electric transmission line tower made of composite materials |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453331A (en) * | 2014-11-05 | 2015-03-25 | 合肥沪联电器设备有限公司 | Low-voltage transmission pole |
| CN104481178A (en) * | 2014-12-15 | 2015-04-01 | 中国能建集团装备有限公司南京技术中心 | Composite material substation structure |
| CN105735728A (en) * | 2014-12-12 | 2016-07-06 | 国家电网公司 | Distribution circuit steel pipe and composite material mixing electric pole |
| CN105735729A (en) * | 2014-12-12 | 2016-07-06 | 国家电网公司 | Anti-strong-wind composite combined electric pole of distribution line |
| CN110924730A (en) * | 2019-12-09 | 2020-03-27 | 广州增立钢管结构股份有限公司 | General tower structure |
Citations (5)
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| CN201531140U (en) * | 2009-11-11 | 2010-07-21 | 西北电网有限公司 | 750KVFRP composite material emergency repair pole tower |
| CN102003098A (en) * | 2009-09-02 | 2011-04-06 | 南通市神马电力科技有限公司 | Composite insulating tower for power grid transmission line |
| CN102383639A (en) * | 2011-08-19 | 2012-03-21 | 国网电力科学研究院 | Compactly structured pole tower |
| CN102747856A (en) * | 2012-08-10 | 2012-10-24 | 北京玻钢院复合材料有限公司 | Compound material insulating pole tower for power transmission and distribution lines |
| CN102777068A (en) * | 2012-08-10 | 2012-11-14 | 中国电力工程顾问集团西北电力设计院 | Lattice insulation power transmission tower |
-
2013
- 2013-01-08 CN CN2013100049691A patent/CN103422699A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003098A (en) * | 2009-09-02 | 2011-04-06 | 南通市神马电力科技有限公司 | Composite insulating tower for power grid transmission line |
| CN201531140U (en) * | 2009-11-11 | 2010-07-21 | 西北电网有限公司 | 750KVFRP composite material emergency repair pole tower |
| CN102383639A (en) * | 2011-08-19 | 2012-03-21 | 国网电力科学研究院 | Compactly structured pole tower |
| CN102747856A (en) * | 2012-08-10 | 2012-10-24 | 北京玻钢院复合材料有限公司 | Compound material insulating pole tower for power transmission and distribution lines |
| CN102777068A (en) * | 2012-08-10 | 2012-11-14 | 中国电力工程顾问集团西北电力设计院 | Lattice insulation power transmission tower |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453331A (en) * | 2014-11-05 | 2015-03-25 | 合肥沪联电器设备有限公司 | Low-voltage transmission pole |
| CN105735728A (en) * | 2014-12-12 | 2016-07-06 | 国家电网公司 | Distribution circuit steel pipe and composite material mixing electric pole |
| CN105735729A (en) * | 2014-12-12 | 2016-07-06 | 国家电网公司 | Anti-strong-wind composite combined electric pole of distribution line |
| CN104481178A (en) * | 2014-12-15 | 2015-04-01 | 中国能建集团装备有限公司南京技术中心 | Composite material substation structure |
| CN110924730A (en) * | 2019-12-09 | 2020-03-27 | 广州增立钢管结构股份有限公司 | General tower structure |
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Application publication date: 20131204 |