CN206128808U - Novel single loop cable dead end tower - Google Patents

Novel single loop cable dead end tower Download PDF

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Publication number
CN206128808U
CN206128808U CN201621081571.3U CN201621081571U CN206128808U CN 206128808 U CN206128808 U CN 206128808U CN 201621081571 U CN201621081571 U CN 201621081571U CN 206128808 U CN206128808 U CN 206128808U
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China
Prior art keywords
cross arm
tower
cross
arms
cable terminal
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Expired - Fee Related
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CN201621081571.3U
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Chinese (zh)
Inventor
葛细武
谢涛
马玉
赵敏
章媛
胡红兰
康卫伟
汪碧霞
肖滢
王力
罗正帮
赵晖
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State Grid Corp of China SGCC
State Grid Anhui Electric Power Co Ltd
Anhui Huadian Engineering Consulting and Design Co Ltd
Xuancheng Power Supply Co of State Grid Anhui Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Anhui Electric Power Co Ltd
Anhui Huadian Engineering Consulting and Design Co Ltd
Xuancheng Power Supply Co of State Grid Anhui Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, State Grid Anhui Electric Power Co Ltd, Anhui Huadian Engineering Consulting and Design Co Ltd, Xuancheng Power Supply Co of State Grid Anhui Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
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Publication of CN206128808U publication Critical patent/CN206128808U/en
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Abstract

一种新型单回路电缆终端塔,包括塔身、地线横担、导线横担和辅助横担,所述塔身由上至下依次安装地线横担、导线横担和辅助横担;所述地线横担共一层,垂直于线路方向设置两边横担,用于悬挂地线;所述导线横担共一层,呈T型,垂直于线路方向设置两边横担,其横担梢部固定耐张串悬挂边相导线,平行线路方向面向相邻架空线路塔身设置一边横担,其横担梢部固定耐张串悬挂中相导线,导线横担梢部固定电缆终端。本实用新型的有益效果:该新型单回路电缆终端塔利用铁塔完成单回路电缆引下,(1)仅一层导线横担,缩减了铁塔全高,减小了占地面积,(2)提高适用性,降低对目标线路的要求,(3)铁塔结构简单,引下方式便利,易于实施。

A new type of single-circuit cable terminal tower, including a tower body, a ground wire cross arm, a wire cross arm and an auxiliary cross arm, and the tower body is sequentially installed with a ground wire cross arm, a wire cross arm and an auxiliary cross arm; There is a total of one layer of cross-arms for the ground wires, and two cross-arms are arranged perpendicular to the direction of the line for suspending the ground wires; the cross-arms for the conductors are one layer in total, in a T-shape, and two cross-arms are arranged perpendicular to the direction of the line. The side-phase conductors are suspended by fixed tension strings at the top, and a cross arm is set facing the tower of the adjacent overhead line in the direction of parallel lines. Beneficial effects of the utility model: the new single-circuit cable terminal tower uses the iron tower to complete the single-circuit cable lead down, (1) only one layer of wire crossarm reduces the overall height of the iron tower and reduces the occupied area; (2) improves the applicable (3) The structure of the iron tower is simple, the way of leading down is convenient, and it is easy to implement.

Description

一种新型单回路电缆终端塔A new single-circuit cable terminal tower

技术领域technical field

本实用新型涉及高压输电线路技术领域,尤其是一种新型单回路电缆终端塔。The utility model relates to the technical field of high-voltage transmission lines, in particular to a novel single-circuit cable terminal tower.

背景技术Background technique

高压电力电缆克服了架空线路对电力通道及交跨越构筑物的特殊要求,在输电线路的建设和改造中的广泛应用,将输电线路改成电缆入地的情况屡有发生。对于采用角钢塔的线路工程线路呈三角形或者水平排列,通常采用单回路耐张塔,利用支柱绝缘子、耐张串、悬垂串等将架空线路引下,接至塔腿处承台上的电缆终端处。该方案引下线路复杂,塔腿处承台占地面积较大,不易安装、运维,实施难度较大。High-voltage power cables overcome the special requirements of overhead lines for power passages and cross-over structures, and are widely used in the construction and transformation of transmission lines. The situation of changing transmission lines to cables into the ground frequently occurs. For the line project using angle steel towers, the lines are arranged in a triangle or horizontally, and single-circuit tension towers are usually used, and the overhead lines are led down by post insulators, tension strings, suspension strings, etc., and connected to the cable terminals on the caps at the tower legs place. This scheme has complex down-leading lines, and the caps at the tower legs occupy a large area, making it difficult to install, operate and maintain, and difficult to implement.

实用新型内容Utility model content

为了克服现有技术的不足,本实用新型提供一种新型单回路电缆终端塔,该新型单回路电缆终端塔利用铁塔完成单回路电缆引下,铁塔结构和引下方式简单,占地面积较小,便于工程实施。In order to overcome the deficiencies of the prior art, the utility model provides a new type of single-circuit cable terminal tower. The new type of single-circuit cable terminal tower uses the iron tower to complete the single-circuit cable lead. The structure of the iron tower and the way of lead are simple, and the occupied area is small , to facilitate engineering implementation.

本实用新型解决上述技术问题所采用的技术方案是;The technical solution adopted by the utility model to solve the problems of the technologies described above is;

一种新型单回路电缆终端塔,包括塔身、地线横担、导线横担和辅助横担,所述塔身由上至下依次安装地线横担、导线横担和辅助横担。A new single-circuit cable terminal tower includes a tower body, a ground wire cross arm, a conductor cross arm and an auxiliary cross arm, and the tower body is sequentially installed with the ground wire cross arm, the wire cross arm and the auxiliary cross arm.

所述地线横担共一层,垂直于线路方向设置两边横担,用于悬挂地线。The ground wire cross arm has one layer, and two cross arms are arranged perpendicular to the line direction for suspending the ground wire.

所述导线横担共一层,呈T型,垂直于线路方向设置两边横担,其横担梢部固定耐张串悬挂边相导线,平行线路方向面向相邻架空线路塔身设置一边横担,其横担梢部固定耐张串悬挂中相导线,导线横担梢部固定电缆终端。The conductor cross-arm has a total of one layer and is T-shaped. Two cross-arms are arranged perpendicular to the direction of the line. , the tip of the cross-arm is fixed with a tension string to suspend the middle-phase conductor, and the tip of the conductor cross-arm is fixed with the cable terminal.

所述辅助横担共一层,呈T型,垂直于线路方向设置两边横担,平行线路方向面向相邻架空线路塔身设置一边横担,辅助横担梢部固定电缆终端。The auxiliary cross arm has one layer and is T-shaped. Two cross arms are arranged perpendicular to the line direction, and one side arm is arranged facing the adjacent overhead line tower parallel to the line direction. The tip of the auxiliary cross arm fixes the cable terminal.

所述电缆终端由电缆头、悬垂绝缘子串和避雷器组成,位于导线横担与辅助横担之间,固定在横担梢部。The cable terminal is composed of a cable head, a suspension insulator string and a lightning arrester, is located between the wire cross arm and the auxiliary cross arm, and is fixed at the tip of the cross arm.

所述导线利用跳线绕引至连接电缆终端处。The wires are routed to the terminals of the connecting cables with jumper wires.

本实用新型的有益效果:该新型单回路电缆终端塔利用铁塔完成单回路电缆引下,(1)仅一层导线横担,缩减了铁塔全高,减小了占地面积,(2)提高适用性,降低对目标线路的要求,(3)铁塔结构简单,引下方式便利,易于实施。Beneficial effects of the utility model: the new single-circuit cable terminal tower uses the iron tower to complete the single-circuit cable lead down, (1) only one layer of wire crossarm reduces the overall height of the iron tower and reduces the occupied area; (2) improves the applicable (3) The structure of the iron tower is simple, the way of leading down is convenient, and it is easy to implement.

附图说明Description of drawings

下面结合附图和实施例进一步说明。Further description will be given below in conjunction with the accompanying drawings and embodiments.

图1是本实用新型的结构示意图;Fig. 1 is the structural representation of the utility model;

图2是本实用新型的侧面示意图。Fig. 2 is a schematic side view of the utility model.

具体实施方式detailed description

如图1-图2所示的一种新型单回路电缆终端塔,它包括塔身1、地线横担2、导线横担3、辅助横担4、地线5、导线6、电缆终端7、耐张绝缘子串8、电缆9。A new type of single-circuit cable terminal tower as shown in Figure 1-Figure 2, which includes tower body 1, ground wire cross arm 2, wire cross arm 3, auxiliary cross arm 4, ground wire 5, wire 6, and cable terminal 7 , Tension insulator string 8, cable 9.

所述地线横担2共一层,自塔身1垂直于线路方向布置两边横担;The ground wire cross arm 2 has a total of one layer, and the two side cross arms are arranged perpendicular to the line direction from the tower body 1;

所述导线横担3共一层,呈“T”字型布置,自塔身1垂直于线路方向布置两边横担,自塔身1平行于线路方向面向邻塔布置一边横担。The conductor cross arms 3 have a total of one layer and are arranged in a "T" shape. Two cross arms are arranged from the tower body 1 perpendicular to the line direction, and one side cross arm is arranged from the tower body 1 parallel to the line direction facing the adjacent tower.

所述辅助横担4共一层,呈“T”字型布置,自塔身1垂直于线路方向布置两边横担,自塔身平行于线路方向面向邻塔布置一边横担。The auxiliary cross arms 4 have a total of one floor and are arranged in a "T" shape. Two cross arms are arranged from the tower body 1 perpendicular to the line direction, and one side cross arm is arranged from the tower body parallel to the line direction facing the adjacent tower.

电缆终端7由电缆头、悬垂绝缘子串和避雷器组成。The cable terminal 7 is composed of a cable head, a string of suspension insulators and a lightning arrester.

根据电缆终端7中避雷器及悬垂绝缘子串的长度,结合电气间隙、电缆头受力等要求,设置导线横担3宽度、辅助横担4宽度、横担层间距、电缆固定位置。According to the length of the lightning arrester and the suspension insulator string in the cable terminal 7, combined with the requirements of the electrical clearance and the force of the cable head, set the width of the conductor cross arm 3, the width of the auxiliary cross arm 4, the distance between the cross arm layers, and the cable fixing position.

根据防雷保护、导线6间距的要求,设置地线5横担宽度,导线横担间距。According to the requirements of lightning protection and conductor 6 spacing, set the ground wire 5 crossarm width and conductor crossarm spacing.

耐张绝缘子串8悬挂在导线横担3的梢部,电缆终端7悬挂在导线横担3和辅助横担4的梢部,导线6自耐张绝缘子串8跳至电缆终端7,电缆9利用辅助横担4和塔身1引下,地线5悬挂在地线横担2的梢部。The tension insulator string 8 is suspended at the tip of the conductor cross arm 3, the cable terminal 7 is suspended at the tip of the conductor cross arm 3 and the auxiliary cross arm 4, the conductor 6 jumps from the strain insulator string 8 to the cable terminal 7, and the cable 9 utilizes Auxiliary cross-arm 4 and tower body 1 are led down, and ground wire 5 is suspended at the tip of ground wire cross-arm 2 .

本实用新型已经通过上述实施例进行了说明,但应当理解的是,上述实施例只是用于举例和说明的目的,而非意在将本实用新型限制于所描述的实施例范围内。此外本领域技术人员可以理解的是,本实用新型并不局限于上述实施例,根据本实用新型的教导还可以做出更多种的变型和修改,这些变型和修改均落在本实用新型所要求保护的范围以内。The utility model has been described through the above embodiments, but it should be understood that the above embodiments are only for the purpose of illustration and description, and are not intended to limit the utility model to the scope of the described embodiments. In addition, those skilled in the art can understand that the utility model is not limited to the above-mentioned embodiments, and more variations and modifications can be made according to the teaching of the utility model, and these variations and modifications all fall within the scope of the utility model. within the scope of protection.

Claims (6)

1.一种新型单回路电缆终端塔,其特征在于,包括塔身、地线横担、导线横担和辅助横担,所述塔身由上至下依次安装地线横担、导线横担和辅助横担。1. A new single-circuit cable terminal tower, characterized in that it includes a tower body, a ground wire cross arm, a conductor cross arm and an auxiliary cross arm, and the tower body is sequentially installed with a ground wire cross arm and a wire cross arm from top to bottom and auxiliary crossarm. 2.根据权利要求1所述的一种新型单回路电缆终端塔,其特征在于,所述地线横担共一层,垂直于线路方向设置两边横担。2. A new type of single-circuit cable terminal tower according to claim 1, characterized in that the ground wire cross-arms have a total of one layer, and two cross-arms are arranged perpendicular to the line direction. 3.根据权利要求1所述的一种新型单回路电缆终端塔,其特征在于,所述导线横担共一层,呈T型,垂直于线路方向设置两边横担,其横担梢部固定耐张串悬挂边相导线,平行线路方向面向相邻架空线路塔身设置一边横担,其横担梢部固定耐张串悬挂中相导线,导线横担梢部固定电缆终端。3. A new type of single-circuit cable terminal tower according to claim 1, characterized in that the conductor cross-arms have a total of one layer and are T-shaped. The side-phase conductors are suspended by tension strings, and a cross arm is set facing the tower of the adjacent overhead line in the direction of the parallel line. 4.根据权利要求1所述的一种新型单回路电缆终端塔,其特征在于,所述辅助横担共一层,呈T型,垂直于线路方向设置两边横担,平行线路方向面向相邻架空线路塔身设置一边横担,辅助横担梢部固定电缆终端。4. A new type of single-circuit cable terminal tower according to claim 1, characterized in that, the auxiliary cross-arms have a total of one layer and are T-shaped, and the cross-arms on both sides are arranged perpendicular to the line direction, and the parallel line direction faces adjacent The tower body of the overhead line is equipped with a cross arm on one side, and the cable terminal is fixed at the tip of the auxiliary cross arm. 5.根据权利要求1所述的一种新型单回路电缆终端塔,其特征在于,所述电缆终端由电缆头、悬垂绝缘子串和避雷器组成,位于导线横担与辅助横担之间,固定在横担梢部。5. A new type of single-circuit cable terminal tower according to claim 1, wherein the cable terminal is composed of a cable head, a suspension insulator string and a lightning arrester, and is located between the wire cross arm and the auxiliary cross arm, and is fixed on the Cross arm tip. 6.根据权利要求1所述的一种新型单回路电缆终端塔,其特征在于,所述导线利用跳线绕引至连接电缆终端处。6. A new type of single-circuit cable terminal tower according to claim 1, characterized in that, the wires are led to the terminal of the connecting cable by means of a jumper wire.
CN201621081571.3U 2016-09-26 2016-09-26 Novel single loop cable dead end tower Expired - Fee Related CN206128808U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107700926A (en) * 2017-09-29 2018-02-16 国网上海市电力公司 A kind of double loop cable termination tower
CN109208998A (en) * 2018-10-24 2019-01-15 国网新疆电力有限公司建设分公司 A kind of unicuspid cross-arm and power transmission tower
CN110056244A (en) * 2019-04-17 2019-07-26 国网安徽省电力有限公司经济技术研究院 A kind of single loop multipurpose shaft tower
CN116397951A (en) * 2023-03-16 2023-07-07 国网河北省电力有限公司经济技术研究院 A cable terminal tower

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107700926A (en) * 2017-09-29 2018-02-16 国网上海市电力公司 A kind of double loop cable termination tower
CN109208998A (en) * 2018-10-24 2019-01-15 国网新疆电力有限公司建设分公司 A kind of unicuspid cross-arm and power transmission tower
CN110056244A (en) * 2019-04-17 2019-07-26 国网安徽省电力有限公司经济技术研究院 A kind of single loop multipurpose shaft tower
CN110056244B (en) * 2019-04-17 2023-09-26 国网安徽省电力有限公司经济技术研究院 Single-loop multipurpose pole tower
CN116397951A (en) * 2023-03-16 2023-07-07 国网河北省电力有限公司经济技术研究院 A cable terminal tower

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