CN208473424U - A kind of bearing platform type narrow base tower for making somebody a mere figurehead under double-circuit line cable T joint draws - Google Patents
A kind of bearing platform type narrow base tower for making somebody a mere figurehead under double-circuit line cable T joint draws Download PDFInfo
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- CN208473424U CN208473424U CN201820926790.XU CN201820926790U CN208473424U CN 208473424 U CN208473424 U CN 208473424U CN 201820926790 U CN201820926790 U CN 201820926790U CN 208473424 U CN208473424 U CN 208473424U
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Abstract
A kind of bearing platform type narrow base tower for making somebody a mere figurehead under double-circuit line cable T joint draws.It includes tower body, ground wire cross-arm, upper conducting wire cross-arm, middle conducting wire cross-arm, lower wire cross-arm, auxiliary cross-arm, V-type suspension string, support insulator, terminal cushion cap and cable termination；The ground wire cross-arm is located at tower body top；The upper conducting wire cross-arm is located at below ground wire cross-arm；The middle conducting wire cross-arm is located at below upper conducting wire cross-arm；The lower wire cross-arm is located at below middle conducting wire cross-arm；The auxiliary cross-arm is located at below lower wire cross-arm, and the auxiliary cross-arm has two layers；The terminal cushion cap is located at below auxiliary cross-arm, arranges both sides cross-arm from tower body horizontal path direction.The utility model realizes cable T joint using a Ji Ta, construction cost is lower, occupied area is smaller, it is smaller to adjacent shaft tower stressing influence, former line arrangement mode is not changed, typically without adjacent tower transformation is carried out, neighbouring tangent tower and anchor support is suitble to build, while cable termination is located at tower body platform and is more conducive to O&M and overhauls.
Description
[technical field]
The utility model relates to ultra-high-tension power transmission line technical fields, more particularly to one kind is for making somebody a mere figurehead double-circuit line cable T
Connect the bearing platform type narrow base tower under drawing.
[background technique]
With China's rapid economic development, electric power network and electric power facility reform strengthening gradually increase, by substation location
Influence, transmission line of electricity usually require to build in densely populated power load district center or near, suffered from using aerial mode
The influence of Path selection limits, however high voltage power cable overcomes to the particular/special requirement across parallel structures is handed over, and solves list
The insurmountable problem of one overhead transmission line, is widely applied in work transmission line.
Existing ultra-high-tension power transmission line cable T joint draws one base anchor support of lower general use, under drawing for double loop cable T joint,
It is generally necessary to have the characteristics that structure is simple, wire jumper is easy for installation under newly-built anchor support is drawn, but limited by its structure, deposit
Main problem it is as follows:
1) compared with tangent tower scheme, steel are higher with basic cost, and economy is poor；
2) it selects tower position that should not easily form small isolated shelves adjacent to built anchor support, causes built anchor support two sides uneven
Tension increases, and needs to rebuild beyond built anchor support design condition；
Therefore, according to the deficiency for drawing lower scheme using anchor support, consider to run safe and reliable with maintenance, it is necessary to propose
A kind of aerial double-circuit line cable T joint draw under the narrow base tangent tower of bearing platform type.
[utility model content]
It is narrow for making somebody a mere figurehead the bearing platform type under double-circuit line cable T joint draws that the main purpose of the utility model is to provide a kind of
Ji Ta, it using a Ji Ta realize cable T joint, construction cost is lower, and occupied area is smaller, to adjacent shaft tower stressing influence compared with
It is small, do not change former line arrangement mode, typically without adjacent tower transformation is carried out, is suitble to neighbouring tangent tower and anchor support to build, simultaneously
Cable termination, which is located at tower body platform, is more conducive to O&M maintenance.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of aerial double-circuit line cable T joint draw under the narrow base tangent tower of bearing platform type, it include tower body, ground wire cross-arm, on
Conducting wire cross-arm, middle conducting wire cross-arm, lower wire cross-arm, auxiliary cross-arm, V-type suspension string, support insulator, terminal cushion cap and cable are whole
End；
The ground wire cross-arm is located at tower body top, arranges both sides from tower body horizontal path direction；
The upper conducting wire cross-arm is located at below ground wire cross-arm, arranges both sides cross-arm from tower body horizontal path direction, every side is horizontal
Load lower section is provided with V-type suspension string, is located at cross-arm side in parallel circuit direction and is provided with support insulator；
The middle conducting wire cross-arm is located at below upper conducting wire cross-arm, arranges both sides cross-arm, every side from tower body horizontal path direction
It is provided with V-type suspension string below cross-arm, is located at cross-arm two sides in parallel circuit direction and is provided with support insulator；
The lower wire cross-arm is located at below middle conducting wire cross-arm, arranges both sides cross-arm, every side from tower body horizontal path direction
It is provided with V-type suspension string below cross-arm, is located at cross-arm two sides in parallel circuit direction and is provided with support insulator；
The auxiliary cross-arm is located at below lower wire cross-arm, and the auxiliary cross-arm has two layers, and every layer from tower body vertical line
Both sides cross-arm is arranged in road direction, is located at cross-arm ending two sides in parallel circuit direction and is provided with support insulator, in vertical line
Road direction is located at cross-arm ending and is also equipped with support insulator；
The terminal cushion cap is located at below auxiliary cross-arm, arranges both sides cross-arm, every side cross-arm from tower body horizontal path direction
It is provided with support insulator among two sides and ending, is respectively arranged with cable end three cross-arm support insulator adjacent positions
End.
Further, the cable termination is made of end and A seating arrester.
Further, the support insulator on the terminal cushion cap and cable termination be vertically upward.
Compared with prior art, the utility model has the beneficial effects that phase conductor cross-arm, two sides phase conductor cross-arm are equal in 1)
Using V-type suspension string, conducting wire windage yaw amount is effectively reduced, line corridor width is reduced；2) compared with strain insulator draws lower scheme,
It avoids because the defects of steel consumption increases, adjacent tower is rebuild caused by changing anchor support into；3) cable is arranged at tower body to draw
Lower terminal is convenient for construction and maintenance；4) A seating arrester and A seating cable termination can be used, be applicable in cable more extensive grade.
[Detailed description of the invention]
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the wiring schematic diagram of the utility model.
[specific embodiment]
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs. 1-2, a kind of bearing platform type narrow base tower for making somebody a mere figurehead under double-circuit line cable T joint draws, it includes tower body
1, ground wire cross-arm 2, upper conducting wire cross-arm 3, middle conducting wire cross-arm 4, lower wire cross-arm 5, auxiliary cross-arm 6, V-type suspension string 7, post insulator
Son 8, terminal cushion cap 9 and cable termination 10.
The ground wire cross-arm 2 is located at 1 top of tower body, both sides is arranged from 1 horizontal path direction of tower body, for hanging ground wire.
The upper conducting wire cross-arm 3 is located at 2 lower section of ground wire cross-arm, and both sides are arranged in horizontal path direction, from 1 horizontal path of tower body
Both sides cross-arm is arranged in direction, is hung upper phase conductor using V-type suspension string 7 below every side cross-arm, is located at using parallel circuit direction
The support insulator 8 of cross-arm side, under phase conductor draws in realization.
The middle conducting wire cross-arm 4 is located at upper 3 lower section of conducting wire cross-arm, and both sides are arranged in horizontal path direction, from 1 vertical line of tower body
Both sides cross-arm is arranged in road direction, using phase conductor in 7 suspension of every side cross-arm lower section V-type suspension string, utilizes parallel circuit direction position
Support insulator 8 in cross-arm two sides, under mutually drawing with middle phase conductor in realization.
The lower wire cross-arm 5 is located at middle 4 lower section of conducting wire cross-arm, and both sides are arranged in horizontal path direction, from 1 vertical line of tower body
Both sides cross-arm is arranged in road direction, is hung lower phase conductor using V-type suspension string 7 below every side cross-arm, is utilized parallel circuit direction position
Support insulator 8 in cross-arm two sides, under mutually drawing with middle phase conductor in realization.
The auxiliary cross-arm 6 is located at 5 lower section of lower wire cross-arm, and the auxiliary cross-arm 6 has two layers, horizontal path direction arrangement
Both sides, every layer is arranged both sides cross-arm from 1 horizontal path direction of tower body, and the pillar of cross-arm ending is located at using parallel circuit direction
Insulator 8 is located at the support insulator 8 of cross-arm ending using horizontal path direction under mutually drawing with middle phase conductor in realization, realization
Under lower phase conductor draws.
The terminal cushion cap 9 is located at 6 lower section of auxiliary cross-arm, arranges both sides cross-arm from 1 horizontal path direction of tower body, utilizes cross
The support insulator 8 of two sides is carried on a shoulder pole, under mutually drawing with middle phase conductor in realization, using the support insulator 8 among cross-arm ending, is realized
Under lower phase conductor draws, three cable terminations 10 are respectively set in 8 adjacent position of cross-arm support insulator, cable termination 10 is by cable
Head is formed with A seating arrester, accesses underground at cable for the three-phase conducting wire switching under drawing support insulator 8.
Podium level, cable termination and arrester arrangement spacing etc. need to consider that personnel overhaul activity space, electrification point with
The factors such as tower body safe distance.
Aerial double-circuit line cable T joint as shown in Figure 2 draw under the narrow base tangent tower wiring schematic diagram of bearing platform type, upper phase leads
Line is strung from V-type pendency along positioned at upper conducting wire cross-arm 3, middle conducting wire cross-arm 4, lower wire cross-arm 5, auxiliary cross-arm 6, terminal cushion cap 9
Under the support insulator 8 at place draws, the cable termination 10 that is connected to using wire jumper at cable cushion cap 9；Middle phase conductor is strung from V-type pendency
Under support insulator 8 of the edge at middle conducting wire cross-arm 4, lower wire cross-arm 5, auxiliary cross-arm 6, terminal cushion cap 9 draws, wire jumper is utilized
The cable termination 10 being connected at cable cushion cap 9；Lower phase conductor is strung from V-type pendency along the support insulator 8 for being located at auxiliary cross-arm 6
Under drawing, the cable termination 10 that is connected to using wire jumper at cable cushion cap 9.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (3)
1. a kind of bearing platform type narrow base tower for making somebody a mere figurehead under double-circuit line cable T joint draws, it is characterised in that: it include tower body,
Line cross-arm, upper conducting wire cross-arm, middle conducting wire cross-arm, lower wire cross-arm, auxiliary cross-arm, V-type suspension string, support insulator, terminal are held
Platform and cable termination；
The ground wire cross-arm is located at tower body top, arranges both sides from tower body horizontal path direction；
The upper conducting wire cross-arm is located at below ground wire cross-arm, under tower body horizontal path direction arrangement both sides cross-arm, every side cross-arm
Side is provided with V-type suspension string, is located at cross-arm side in parallel circuit direction and is provided with support insulator；
The middle conducting wire cross-arm is located at below upper conducting wire cross-arm, arranges both sides cross-arm, every side cross-arm from tower body horizontal path direction
Lower section is provided with V-type suspension string, is located at cross-arm two sides in parallel circuit direction and is provided with support insulator；
The lower wire cross-arm is located at below middle conducting wire cross-arm, arranges both sides cross-arm, every side cross-arm from tower body horizontal path direction
Lower section is provided with V-type suspension string, is located at cross-arm two sides in parallel circuit direction and is provided with support insulator；
The auxiliary cross-arm is located at below lower wire cross-arm, and the auxiliary cross-arm has two layers, and every layer from tower body horizontal path side
To arrangement both sides cross-arm, it is located at cross-arm ending two sides in parallel circuit direction and is provided with support insulator, in horizontal path side
Support insulator is also equipped with to cross-arm ending is located at；
The terminal cushion cap is located at below auxiliary cross-arm, arranges both sides cross-arm, every side cross-arm two sides from tower body horizontal path direction
And support insulator is provided among ending, cable termination is respectively arranged with three cross-arm support insulator adjacent positions.
2. narrow base tower according to claim 1, it is characterised in that: the cable termination is by end and A seating arrester group
At.
3. narrow base tower according to claim 1, it is characterised in that: the support insulator and cable on the terminal cushion cap are whole
End is vertically upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820926790.XU CN208473424U (en) | 2018-06-14 | 2018-06-14 | A kind of bearing platform type narrow base tower for making somebody a mere figurehead under double-circuit line cable T joint draws |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820926790.XU CN208473424U (en) | 2018-06-14 | 2018-06-14 | A kind of bearing platform type narrow base tower for making somebody a mere figurehead under double-circuit line cable T joint draws |
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| Publication Number | Publication Date |
|---|---|
| CN208473424U true CN208473424U (en) | 2019-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820926790.XU Active CN208473424U (en) | 2018-06-14 | 2018-06-14 | A kind of bearing platform type narrow base tower for making somebody a mere figurehead under double-circuit line cable T joint draws |
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| CN (1) | CN208473424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108756428A (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 | It is a kind of to be used to make somebody a mere figurehead the bearing platform type narrow base tower under double-circuit line cable T joint draws |
-
2018
- 2018-06-14 CN CN201820926790.XU patent/CN208473424U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108756428A (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 | It is a kind of to be used to make somebody a mere figurehead the bearing platform type narrow base tower under double-circuit line cable T joint draws |
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