CN210888260U

CN210888260U - Spanning tower system

Info

Publication number: CN210888260U
Application number: CN201921612819.8U
Authority: CN
Inventors: 李斌; 张秀梅; 尚艳丽; 张士木; 高俊; 李明
Original assignee: WEIFANG HIGHLIGHT TAPERED STEEL TUBE CO Ltd
Current assignee: WEIFANG HIGHLIGHT TAPERED STEEL TUBE CO Ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-06-30
Anticipated expiration: 2029-09-25

Abstract

The utility model discloses a crossing tower system, which comprises two crossing towers respectively arranged at two sides of an avoidance section; stride across shaft tower includes main shaft body cross arm, and the cross arm includes: the upper cross arm group and the jumper wire cross arm group are positioned on the same side of the main rod body, the upper cross arm group is arranged above the jumper wire cross arm group and the side cross arm group, and the side cross arm group is vertically distributed with the upper cross arm group and the jumper wire cross arm group; the lead on one electric pole of the original circuit is connected to one side of the crossing pole tower and is connected with the crossing pole tower through the lateral cross arm group, the jumper cross arm group and the upper cross arm group in sequence, the lead crosses the avoidance section and is connected with the crossing pole tower on the other side, and the lead is connected with the other electric pole of the original circuit through the upper cross arm group, the jumper cross arm group and the lateral cross arm group in sequence. The crossing tower system realizes line heightening and meets the crossing requirement, a large number of original lower electric poles do not need to be dismantled or heightened, and the cost for line reconstruction is low.

Description

Spanning tower system

Technical Field

The utility model relates to an electric power transmission technical field especially relates to a stride across shaft tower system that is used for strideing across high-speed railway, highway etc. and dodges the district section and use.

Background

The stable supply of electric power is up to the state of people, the electric power from a power plant forms a huge and complex power supply network through layer-by-layer power transformation, erection and shunt, with the requirement document of 'overhead transmission line' three-span 'major anti-accident measure' provided by the national grid company, many old lines need to be heightened according to requirements when crossing railways, so that the requirements of line heightening need to be met by reforming on the basis of the original lines, and the line reforming cost needs to be reduced as much as possible.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a stride across shaft tower system can satisfy the requirement that increases the line and realize strideing across to simple structure reforms transform with low costs.

In order to solve the technical problem, the technical scheme of the utility model is that:

a crossing tower system is characterized in that,

the device comprises two crossing towers, wherein the two crossing towers are respectively arranged on two sides of an avoidance area;

stride across shaft tower include the mobile jib body and with mobile jib body fixed connection's cross arm, the cross arm includes: the upper cross arm group and the jumper wire cross arm group are positioned on the same side of the main rod body, the upper cross arm group is arranged above the jumper wire cross arm group and the side cross arm group, and the side cross arm group is vertically distributed with the upper cross arm group and the jumper wire cross arm group;

the conducting wire on one electric pole of the original circuit is connected and led to one side of the crossing tower, sequentially passes through the lateral cross arm group, the jumper wire cross arm group and the upper cross arm group for hanging connection, the conducting wire crosses over the avoidance area and is connected and led to the other side of the crossing tower, and sequentially passes through the upper cross arm group, the jumper wire cross arm group and the lateral cross arm group for hanging connection and leading to the other electric pole of the original circuit.

Preferably, the lateral cross arm group is along the main rod body sequentially comprises from bottom to top: first wire cross arm, second wire cross arm and third wire cross arm, wire jumper cross arm group follows the main body of rod is supreme including in proper order down: a fourth wire cross arm, a fifth wire cross arm and a sixth wire cross arm; upper portion cross arm group follows the main body of rod is supreme including in proper order down: a seventh wire cross arm, an eighth wire cross arm, and a ninth wire cross arm.

Preferably, the ground wire cross arm group includes: the first ground wire cross arm is arranged above the side cross arm group, and the second ground wire cross arm is arranged above the upper cross arm group.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

the crossing tower system of the utility model comprises two crossing towers which are respectively arranged at two sides of avoidance sections such as a high-speed railway, a highway and the like needing crossing; be equipped with upper portion cross arm group, wire jumper cross arm group, lateral part cross arm group and ground wire cross arm group on strideing across the shaft tower, the wire on the pole of former circuit connects to draw to one side and stridees across the shaft tower, passes through in proper order lateral part cross arm group, wire jumper cross arm group and upper portion cross arm group articulate, and the wire strides across and dodges the district and connects to draw to the strideing across the shaft tower of opposite side, and in proper order through upper portion cross arm group, wire jumper cross arm group and lateral part cross arm group articulate and draw to another pole of former circuit, former circuit has realized the circuit through the effect of strideing across shaft tower system and has heightened and reached and stride across the requirement promptly, need not demolish a large amount of lower poles originally and replace into higher pole, also need not heighten.

Drawings

Fig. 1 is a schematic structural view of a spanning tower of the spanning tower system of the present invention;

fig. 2 is the line arrangement schematic diagram of the crossing tower system of the utility model:

in the figure: 1-spanning tower, 2-main pole body, 3-cross arm, 31-upper cross arm group, 311-seventh wire cross arm, 312-eighth wire cross arm, 313-ninth wire cross arm, 32-jumper cross arm group, 321-fourth wire cross arm, 322-fifth wire cross arm, 323-sixth wire cross arm, 33-lateral cross arm group, 331-first wire cross arm, 332-second wire cross arm, 333-third wire cross arm, 341-first ground wire cross arm, 342-first ground wire cross arm, 4-electric pole, 41-wire cross arm, 42-wire cross arm, 43-wire cross arm, 44-ground wire cross arm, T-railway.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model discloses a crossing tower system comprises two crossing towers 1, which are respectively arranged at two sides of an avoidance section; the avoidance section may be: high-speed railways, highways, bridges and the like need to cross.

In the following, the step-over tower system is described in detail by taking as an example that the step-over tower system is disposed on two sides of a railway, as shown in fig. 2, two sides of the railway are respectively provided with step-over towers 1, a structure of the step-over towers is shown in fig. 1, the step-over towers 1 include a main rod body 2 and a cross arm 3 fixedly connected with the main rod body 2, and the cross arm 3 includes: the upper cross arm group 31 and the jumper cross arm group 32 are positioned on the same side of the main rod body 2, the upper cross arm group 31 is arranged above the jumper cross arm group 32 and the side cross arm group 33, and the side cross arm group 33 is vertically distributed with the upper cross arm group 31 and the jumper cross arm group 32;

lateral cross arm group 33 of this example includes from bottom to top along the main rod body 2 in proper order: first wire cross arm 331, second wire cross arm 332 and third wire cross arm 333, wire jumper cross arm group 32 follows the king-rod body 2 includes from the bottom to the top in proper order: fourth wire cross arm 321, fifth wire cross arm 322, and sixth wire cross arm 323; the upper cross arm group 31 sequentially includes from bottom to top along the main rod body 2: seventh conductive cross arm 311, eighth conductive cross arm 312, and ninth conductive cross arm 313. The ground wire cross arm group includes: first ground cross arm 341 and second ground cross arm 342, first ground cross arm 341 is provided above side cross arm group 33, and second ground cross arm 342 is provided above upper cross arm group 31.

The lead on one electric pole 4 of the original circuit is connected to one side of the crossing tower 1, and is connected with the crossing tower 1 through the lateral cross arm group 33, the jumper wire cross arm group 32 and the upper cross arm group 31 in sequence, then the lead is connected with the crossing tower 1 of the other side through the crossing avoiding section, and is connected with the other electric pole 4 of the original circuit through the upper cross arm group 31, the jumper wire cross arm group 32 and the lateral cross arm group 31 in sequence.

The utility model discloses stride across shaft tower system's line is arranged as follows:

as shown in fig. 2, three wire cross-arms (41,42,43) and a ground cross-arm 44 are fixedly connected to the main rod body 41 of the electric pole 4 of the original circuit. In fig. 2, the wires led out from three wire cross arms (41,42,43) on the electric pole 4 on the left side of the railway T are connected to the left crossing tower 1, the wires pass through the first wire cross arm 331, the second wire cross arm 332 and the third wire cross arm 333 of the side cross arm group 33, then pass through the insulators after the wires are connected to the fourth wire cross arm 321, the fifth wire cross arm 322 and the sixth wire cross arm 323 of the jumper cross arm group 32, jump to the seventh wire cross arm 311, the eighth wire cross arm 312 and the ninth wire cross arm 313 of the upper cross arm group 31 so as to realize the lifting of the line, then the wires are connected to the right crossing tower 1 through the railway X, pass through the seventh wire cross arm 311, the eighth wire cross arm 312 and the ninth wire cross arm 313 of the upper cross arm group 31, and are connected to the wires pass through the insulators and the fourth wire cross arm 321, the fifth wire cross arm 322 and the sixth wire cross arm 323 of the jumper cross arm group 32, jumping to the first wire cross arm 331, the second wire cross arm 332 and the third wire cross arm 333 of the side cross arm group 33 realizes lowering the height of the line to the height of the original line and drawing the wires to the three wire cross arms (41,42,43) on the electric pole 4 of the original circuit.

Lightning stroke is avoided by arranging ground wires between the electric pole and the crossing pole tower and between the two crossing pole towers, the ground wires are connected between the ground wire cross arm 44 on the electric pole 4 on the left side of the railway T and the ground wire cross arm 341 on the crossing pole tower 1, the ground wires are connected between the ground wire cross arm 342 on the crossing pole tower 1 on the left side of the railway T and the ground wire cross arm 342 on the crossing pole tower 1 on the right side of the railway T, and the ground wires are connected between the ground wire cross arm 341 on the crossing pole tower 1 on the right side and the ground wire cross arm 44 on the.

Only add on original circuit that will increase the utility model discloses a stride across shaft tower system just can realize increasing the requirement of crossing over to the overhead wire of railway to the wire of former circuit, need not to demolish a large amount of original lower poles and replace into higher pole promptly, also need not to increase every lower pole, only need respectively set up one this neotype stride across shaft tower in the railway both sides under the unchangeable circumstances of former circuit height, just can realize that the circuit increases the requirement that reaches the stride across.

Claims

1. A crossing tower system is characterized in that,

the device comprises two crossing towers, wherein the two crossing towers are respectively arranged on two sides of an avoidance section;

the conducting wire on one electric pole of the original circuit is connected and led to one side of the crossing tower, sequentially passes through the lateral cross arm group, the jumper wire cross arm group and the upper cross arm group for hanging connection, the conducting wire crosses over the avoidance section and is connected and led to the other side of the crossing tower, and sequentially passes through the upper cross arm group, the jumper wire cross arm group and the lateral cross arm group for hanging connection and leading to the other electric pole of the original circuit.

2. The crossing tower system according to claim 1, wherein said set of lateral cross arms comprises, in order from bottom to top along said main mast body: first wire cross arm, second wire cross arm and third wire cross arm, wire jumper cross arm group follows the main body of rod is supreme including in proper order down: a fourth wire cross arm, a fifth wire cross arm and a sixth wire cross arm; upper portion cross arm group follows the main body of rod is supreme including in proper order down: a seventh wire cross arm, an eighth wire cross arm, and a ninth wire cross arm.

3. The pole tower spanning system of claim 1, wherein the ground wire cross arm set comprises: the first ground wire cross arm is arranged above the side cross arm group, and the second ground wire cross arm is arranged above the upper cross arm group.