CN205243135U - Two times overhead transmission line alternately bores tower more - Google Patents
Two times overhead transmission line alternately bores tower more Download PDFInfo
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- CN205243135U CN205243135U CN201521045293.1U CN201521045293U CN205243135U CN 205243135 U CN205243135 U CN 205243135U CN 201521045293 U CN201521045293 U CN 201521045293U CN 205243135 U CN205243135 U CN 205243135U
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Abstract
The utility model relates to a two times overhead transmission line alternately bores tower more, including the body of the tower, the body of the tower is formed by the equipment of a plurality of zinc -plated angle steel members, connect fixedly through bolt and steel sheet between the zinc -plating angle steel member, the ground wire cross arm is installed on the top of body of the tower, the below of ground wire cross arm sets gradually the first line cross arm, the second line cross arm, third circuit cross arm, the brill of both ends symmetry and gets over the cross arm, the length of the first line cross arm, the second line cross arm, third circuit cross arm all is lighter than the length of boring cross arm more and decreases progressively in proper order, about them both ends all be provided with one through the wire jumper with bore more wire jumper that the cross arm is connected hang the point around, both sides all be provided with one with wire looks interconnecting link string point. The utility model discloses a two overhead transmission line of returning of 35kV alternately bore tower special more, adopt the direct transmission line high -grade more of boring of former line conductor, have removed cable junction transition link from, have reduced the construction complexity, have improved the reliability and safety of circuit.
Description
Technical field
The utility model relates to a kind of more tower that bores, and relates in particular to a kind of double back overhead transmission line intersection and bores more tower.
Background technology
Existing 35kV transmission line of electricity intersects and bores that more high-grade transmission line of electricity generally connects transition by cable or drilledThe mode of more setting up line architecture under circuit. But for common-tower double-return circuit, adopt line architecture to take up an area greatly, need build and encloseHurdle is protected, security is poor; Cost is high, making is complicated, poor reliability to adopt cable to connect transition. Therefore existing intersection sideFormula design lacks scientific rationality, economy and reliability.
Utility model content
In order to solve the existing weak point of above-mentioned technology, the utility model provides a kind of double back overhead transmission line to hand overFork bores more tower.
In order to solve above technical problem, the utility model adopt technical scheme be: a kind of double back overhead transmission lineRoad intersects bores more tower, comprises tower body, and tower body is assembled by multiple Zinc-coated angle steel rod members; Between Zinc-coated angle steel rod member, pass through boltBe connected and fixed with steel plate; The top of tower body is provided with ground wire cross-arm; The below of ground wire cross-arm be disposed with the first circuit cross-arm,More cross-arm of the second circuit cross-arm, tertiary circuit cross-arm and brill; Bore cross-arm more and be positioned at the centre of tower body; The first circuit cross-arm, secondCircuit cross-arm, tertiary circuit cross-arm, bore cross-arm space more and respectively around the central shaft two ends symmetry of tower body;
Bore more cross-arm and be inverted trapezoidal, its length is greater than respectively the first circuit cross-arm, the second circuit cross-arm, tertiary circuit cross-armLength; The length of the first circuit cross-arm, the second circuit cross-arm, tertiary circuit cross-arm is successively decreased successively; The first circuit cross-arm, secondThe two ends, left and right of circuit cross-arm, tertiary circuit cross-arm are provided with a wire jumper hanging point, both sides, front and back are provided with a circuitHanging point; Bore cross-arm more two ends, left and right be respectively provided with three wire jumper hanging points above;
The wire jumper hanging point at the first circuit cross-arm, the second circuit cross-arm, tertiary circuit cross-arm two ends is respectively by wire jumper and brillMore the wire jumper hanging point above cross-arm is connected; Circuit hanging point is connected with wire respectively.
Boring on cross-arm more two wire jumper hanging points of inner side is connected with the wire jumper hanging point at tertiary circuit cross-arm two ends respectively;Brill is got over outermost two wire jumper hanging points on cross-arm and is connected with the wire jumper hanging point at the first circuit cross-arm two ends respectively, all the other twoWire jumper hanging point is connected with the wire jumper hanging point at the second circuit cross-arm two ends respectively.
Bore more and be provided with lightning conducter support on cross-arm, the top of lightning conducter support is provided with a lightning conducter hanging point; Bore moreOn cross-arm, the lightning conducter hanging point of lightning conducter cantilever tip bores the lightning conducter hanging point on cross-arm more by boring more ground wire and adjacent tower bodyLevel connection joint.
The outermost wire jumper hanging point in one end that bores cross-arm more bores more on cross-arm oppositely by boring more wire and adjacent tower bodyThe wire jumper hanging point level connection joint in outside.
On ground wire cross-arm, be provided with lightning conducter support, the top of lightning conducter support is provided with two lightning conducter hanging points; Ground wireOn cross-arm, two of lightning conducter cantilever tip lightning conducter hanging points are got over lightning conducter hanging point, the adjacent tower body ground wire on cross-arm with brill respectivelyLightning conducter hanging point on cross-arm is connected.
Ground wire and wire are horizontal; Wire jumper is made up of bare conductor; Wire jumper insulator chain is strain insulator string.
The utility model be 35kV double back overhead transmission line intersect bore more special tower, circuit cross-arm length successivelySuccessively decrease and be all less than and bore the more length of cross-arm, guaranteed the safe distance of wire jumper on tower body; Reduce brill more by boring more cross-armThe more height of wire of ground wire and brill, realizes safely and bores and get over; Tower body structure and tower material have passed through multiple check, to safety and durableCarry out strengthening targetedly. The utility model adopts former line conductor directly to bore more high-grade transmission line of electricity, has removed cable fromConnect transitional link, reduced construction complexity, improved the reliability of circuit, design science is reasonable, elegant in appearance, applicabilityExtensively.
Brief description of the drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is lateral plan of the present utility model.
Fig. 3 is use state reference map of the present utility model.
In figure: 1, ground wire cross-arm; 2, the first circuit cross-arm; 3, the second circuit cross-arm; 4, tertiary circuit cross-arm; 5, brill is more horizontalLoad; 6, wire jumper; 7, wire jumper hanging point; 8, circuit hanging point; 9, ground wire; 10, wire; 11, bore more ground wire; 12, bore more wire; 13, roadRoad; 14, the following circuit of 10kV and order wire.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
As Figure 1-3, the utility model comprises tower body, and tower body is assembled by multiple Zinc-coated angle steel rod members; Zinc-plated angleBetween steel rod elements, be connected and fixed by bolt and steel plate; The top of tower body is provided with ground wire cross-arm 1; Comply with the below of ground wire cross-arm 1The inferior more cross-arm 5 of the first circuit cross-arm 2, the second circuit cross-arm 3, tertiary circuit cross-arm 4 and brill that is provided with; Bore more cross-arm 5 and be positioned at towerThe centre of body; The first circuit cross-arm 2, the second circuit cross-arm 3, tertiary circuit cross-arm 4, brill more cross-arm 5 spaces also enclose respectivelyAround the central shaft two ends of tower body symmetry;
Bore more cross-arm 5 and be inverted trapezoidal, its length is greater than respectively the first circuit cross-arm 2, the second circuit cross-arm 3, tertiary circuitThe length of cross-arm 4; The length of the first circuit cross-arm 2, the second circuit cross-arm 3, tertiary circuit cross-arm 4 is successively decreased successively; The first circuitThe two ends, left and right of cross-arm 2, the second circuit cross-arm 3, tertiary circuit cross-arm 4 are provided with a wire jumper hanging point 7, all establish both sides, front and backBe equipped with a circuit hanging point 8; Bore cross-arm 5 more two ends, left and right be respectively provided with three wire jumper hanging points 7 above;
The wire jumper hanging point at the first circuit cross-arm 2, the second circuit cross-arm 3, tertiary circuit cross-arm 4 two ends is respectively by wire jumper 6Getting over cross-arm 5 wire jumper hanging point 7 above with brill is connected; Circuit hanging point 8 is connected with wire 10 respectively.
Boring on cross-arm 5 more two wire jumper hanging points of inner side is connected with the wire jumper hanging point at tertiary circuit cross-arm 4 two ends respectivelyConnect; Brill is got over outermost two wire jumper hanging points on cross-arm 5 and is connected with the wire jumper hanging point at the first circuit cross-arm 2 two ends respectively, itsTwo the wire jumper hanging points of Yuing are connected with the wire jumper hanging point at the second circuit cross-arm 3 two ends respectively.
Bore more and be provided with lightning conducter support on cross-arm 5, the top of lightning conducter support is provided with a lightning conducter hanging point; Bore moreOn cross-arm 5, the lightning conducter hanging point of lightning conducter cantilever tip bores the lightning conducter on cross-arm 5 more by boring ground wire more 11 and adjacent tower bodyHanging point level connection joint.
The outermost wire jumper hanging point in one end that bores cross-arm 5 more bores more on cross-arm 5 anti-by boring more wire 12 and adjacent tower bodyTo outermost wire jumper hanging point level connection joint.
On ground wire cross-arm 1, be provided with lightning conducter support, the top of lightning conducter support is provided with two lightning conducter hanging points; Ground wireOn cross-arm 1, two of lightning conducter cantilever tip lightning conducter hanging points are got over the lightning conducter hanging point on cross-arm 5, adjacent tower body ground with brill respectivelyLightning conducter hanging point on line cross-arm 1 is connected.
Ground wire 9 and wire 10 are horizontal; Wire jumper 6 is made up of bare conductor; Wire jumper 6 insulator chains are strain insulator string.
The utility model is that 35kV double back overhead transmission line intersects and bores more special tower, by former line conductor 10 by verticallyArrangement changes into horizontally and causes bores more cross-arm 5, causes offside by boring more cross-arm 5 by boring more wire 12; Offside adopts againThis type double back overhead transmission line intersects to bore gets over tower, and horizontal brill is got over to wire 12 and connect and cause circuit cross-arm by wire jumper 6,Again change the former circuit of access arranged vertically into.
The utility model the first circuit cross-arm 2, the second circuit cross-arm 3, tertiary circuit cross-arm 4 length successively decrease successively alsoAll be less than and bore the more length of cross-arm 5, guaranteed the safe distance of wire jumper 6 on tower body; Reduce and bored more ground wire by boring more cross-arm 511 and bore the more height of wire 12, realize safety and bore more; Tower body structure and tower material have passed through multiple check, to safety and durableCarry out strengthening targetedly.
The utility model has been realized terminal and has been bored more two functions of framework on same base steel tower, has reduced occupation of land; Due toBore more cross-arm 5 distance to the ground and, much larger than code requirement, bore more and can not build fence under tower, thereby reduced construction costs, improveLine security. The utility model adopts former line conductor directly to bore more high-grade transmission line of electricity, has removed cable from and has connectedCross link, reduced construction complexity, improved the reliability of circuit, design science is reasonable, elegant in appearance, applicability is extensive.
Above-mentioned embodiment is not to restriction of the present utility model, and the utility model is also not limited in above-mentioned giving an example,Variation, remodeling, interpolation or replacement that those skilled in the art make within the scope of the technical solution of the utility model,Also all belong to protection domain of the present utility model.
Claims (6)
1. double back overhead transmission line intersection is bored a more tower, comprises tower body, it is characterized in that: described tower body is by multiple zinc-plated anglesSteel rod elements assembles; Between described Zinc-coated angle steel rod member, be connected and fixed by bolt and steel plate; Install on the top of described tower bodyThere is ground wire cross-arm (1); The below of described ground wire cross-arm (1) be disposed with the first circuit cross-arm (2), the second circuit cross-arm (3),More cross-arm (5) of tertiary circuit cross-arm (4) and brill; The centre of tower body got over cross-arm (5) and is positioned at by described brill; Described the first circuit cross-arm(2), the second circuit cross-arm (3), tertiary circuit cross-arm (4), bore cross-arm (5) space more and respectively around the central shaft of tower bodyTwo ends symmetry;
Described brill is got over cross-arm (5) and is inverted trapezoidal, and its length is greater than respectively the first circuit cross-arm (2), the second circuit cross-arm (3),The length of three circuit cross-arms (4); The length of described the first circuit cross-arm (2), the second circuit cross-arm (3), tertiary circuit cross-arm (4)Successively decrease successively; The two ends, left and right of described the first circuit cross-arm (2), the second circuit cross-arm (3), tertiary circuit cross-arm (4) all arrangeThere are a wire jumper hanging point (7), both sides, front and back to be provided with a circuit hanging point (8); Described brill is got over the two ends, left and right of cross-arm (5)Respectively be provided with three wire jumper hanging points (7) above;
The wire jumper hanging point at described the first circuit cross-arm (2), the second circuit cross-arm (3), tertiary circuit cross-arm (4) two ends passes through respectivelyWire jumper (6) is got over cross-arm (5) wire jumper hanging point (7) above with brill and is connected; Described circuit hanging point (8) is connected with wire (10) respectivelyConnect.
2. double back overhead transmission line intersection according to claim 1 is bored more tower, it is characterized in that: described brill is got over cross-arm(5) on, two wire jumper hanging points of inner side are connected with the wire jumper hanging point at tertiary circuit cross-arm (4) two ends respectively; Described brill is more horizontalLoad (5) upper outermost two wire jumper hanging points are connected with the wire jumper hanging point at the first circuit cross-arm (2) two ends respectively, all the other twoWire jumper hanging point is connected with the wire jumper hanging point at the second circuit cross-arm (3) two ends respectively.
3. double back overhead transmission line intersection according to claim 1 is bored more tower, it is characterized in that: described brill is got over cross-arm(5) on, be provided with lightning conducter support, the top of lightning conducter support is provided with a lightning conducter hanging point; Described brill is got on cross-arm (5)The lightning conducter hanging point of lightning conducter cantilever tip is got over ground wire (11) by brill and is bored with adjacent tower body the lightning conducter hanging point of getting on cross-arm (5)Level connection joint.
4. double back overhead transmission line intersection according to claim 3 is bored more tower, it is characterized in that: described brill is got over cross-arm(5) the outermost wire jumper hanging point in one end is got over wire (12) by brill and is got on cross-arm (5) oppositely outermost with adjacent tower body brillWire jumper hanging point level connection joint.
5. double back overhead transmission line intersection according to claim 1 is bored more tower, it is characterized in that: described ground wire cross-arm(1) on, be provided with lightning conducter support, the top of lightning conducter support is provided with two lightning conducter hanging points; On described ground wire cross-arm (1)Two lightning conducter hanging points of lightning conducter cantilever tip are got over lightning conducter hanging point, the adjacent tower body ground wire horizontal stroke on cross-arm (5) with brill respectivelyLightning conducter hanging point in load (1) is connected.
6. double back overhead transmission line according to claim 1 intersects and bores more tower, it is characterized in that: described ground wire (9) andWire (10) is horizontal; Described wire jumper (6) is made up of bare conductor; Described wire jumper (6) insulator chain is strain insulator string.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521045293.1U CN205243135U (en) | 2015-12-16 | 2015-12-16 | Two times overhead transmission line alternately bores tower more |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521045293.1U CN205243135U (en) | 2015-12-16 | 2015-12-16 | Two times overhead transmission line alternately bores tower more |
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| CN205243135U true CN205243135U (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521045293.1U Active CN205243135U (en) | 2015-12-16 | 2015-12-16 | Two times overhead transmission line alternately bores tower more |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108756420A (en) * | 2018-06-14 | 2018-11-06 | 国网安徽省电力有限公司经济技术研究院 | A kind of cable termination with cross over crane span structure integral type tower |
| CN109356429A (en) * | 2018-11-26 | 2019-02-19 | 中国能源建设集团陕西省电力设计院有限公司 | A kind of double loop 110kV, which is bored, gets over tower |
| CN109386158A (en) * | 2018-11-28 | 2019-02-26 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of big corner single loop gate brill more tower for scissors crossing |
| CN109469399A (en) * | 2018-12-14 | 2019-03-15 | 贵阳电力设计院有限公司 | Single loop steel tower that is a kind of while solving to bore more and cross over demand |
| CN111682479A (en) * | 2020-07-02 | 2020-09-18 | 国核电力规划设计研究院有限公司 | Single-loop power transmission line iron tower and power transmission line tower system |
| CN111682483A (en) * | 2020-07-02 | 2020-09-18 | 国核电力规划设计研究院有限公司 | Transmission line drilling tower and transmission line tower system |
| CN113644611A (en) * | 2021-09-09 | 2021-11-12 | 重庆大学 | Transmission line capacity increasing method based on six-phase transmission technology and insulating cross arm |
| CN114458068A (en) * | 2022-02-22 | 2022-05-10 | 国核电力规划设计研究院有限公司 | Power transmission system |
-
2015
- 2015-12-16 CN CN201521045293.1U patent/CN205243135U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108756420A (en) * | 2018-06-14 | 2018-11-06 | 国网安徽省电力有限公司经济技术研究院 | A kind of cable termination with cross over crane span structure integral type tower |
| CN109356429A (en) * | 2018-11-26 | 2019-02-19 | 中国能源建设集团陕西省电力设计院有限公司 | A kind of double loop 110kV, which is bored, gets over tower |
| CN109356429B (en) * | 2018-11-26 | 2024-05-31 | 中国能源建设集团陕西省电力设计院有限公司 | 110KV double-loop drilling tower |
| CN109386158A (en) * | 2018-11-28 | 2019-02-26 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of big corner single loop gate brill more tower for scissors crossing |
| CN109386158B (en) * | 2018-11-28 | 2024-02-06 | 中国电力工程顾问集团西北电力设计院有限公司 | Large-corner single-loop gate-type drilling tower for crossing |
| CN109469399A (en) * | 2018-12-14 | 2019-03-15 | 贵阳电力设计院有限公司 | Single loop steel tower that is a kind of while solving to bore more and cross over demand |
| CN111682479A (en) * | 2020-07-02 | 2020-09-18 | 国核电力规划设计研究院有限公司 | Single-loop power transmission line iron tower and power transmission line tower system |
| CN111682483A (en) * | 2020-07-02 | 2020-09-18 | 国核电力规划设计研究院有限公司 | Transmission line drilling tower and transmission line tower system |
| CN113644611A (en) * | 2021-09-09 | 2021-11-12 | 重庆大学 | Transmission line capacity increasing method based on six-phase transmission technology and insulating cross arm |
| CN114458068A (en) * | 2022-02-22 | 2022-05-10 | 国核电力规划设计研究院有限公司 | Power transmission system |
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