CN206128798U - Cat head tower suitable for single time overhead line cable T connects - Google Patents
Cat head tower suitable for single time overhead line cable T connects Download PDFInfo
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- CN206128798U CN206128798U CN201621080223.4U CN201621080223U CN206128798U CN 206128798 U CN206128798 U CN 206128798U CN 201621080223 U CN201621080223 U CN 201621080223U CN 206128798 U CN206128798 U CN 206128798U
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- arm
- cross
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- phase conductor
- cross arm
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Abstract
The utility model provides a cat head tower suitable for single time overhead line cable T connects is including body of the tower, ground wire cross arm, well phase conductor cross arm, limit phase conductor cross arm, the supplementary cross arm of upper cable, the supplementary cross arm of lower floor's cable, the ground wire cross arm lies in the perpendicular circuit orientation in body of the tower the top and sets up two -layer cross arm for hang the ground wire, well looks wire cross arm is located ground wire cross arm position below, looks wire during the fixed V type suspension string in upper portion hangs in the well looks wire cross arm, and well looks wire cross arm inside conductor hanging top below sets up two I type cables and draws terminal down. The beneficial effect of the utility model: this cat head tower suitable for single time overhead line cable T connects adopts a ji ta to realize that cable T connects, and construction cost is lower, and area is less, and is less to the influence of adjacent shaft tower atress, does not change former circuit arrangement, need not to carry on adjacent tower transformation usually, is fit for neighbouring tangent tower and the construction of strain insulator tower.
Description
Technical field
This utility model is related to ultra-high-tension power transmission line technical field, especially a kind of to be applied to single time overhead transmission line cable T
The cat-head transmission tower for connecing.
Background technology
The existing scheme of currently available technology generally adopts a base double loop cable termination tower, the terminal tower to adopt generally using drum
Type is arranged, and increases by one layer of auxiliary cross-arm below lower layer conductor cross-arm.Draw in lower engineering in single time overhead transmission line cable T joint,
Wire is hung using three layer conductor cross-arms on the one side of double-loop terminal tower, using wire cross-arm and auxiliary cross-arm suspended cables end
End, and by wire jumper by wire around suspension string, spark gap and the end junction for causing cable termination, so as to realize aerial line
Under road cable T joint draws.
Realize that T connects using double loop strain rod tower, construction cost is higher, column foot floor space is larger, T connects place's wire and hangs
The perpendicular arrangement of point is different from the arrangement mode of conventional triangular form or upper font, causes adjacent tangent tower wire suspension string to deviate lead
Straight state, when electric clearance is unsatisfactory for requiring, need to carry out adjacent tower transformation, so as to construction cost and floor space is significantly increased.
Utility model content
In order to overcome the deficiencies in the prior art, this utility model provides a kind of suitable for single time overhead transmission line cable T joint
Cat-head transmission tower, realizes cable T joint using a Ji Ta, and construction cost is relatively low, and floor space is less, to adjacent shaft tower stressing influence compared with
It is little, do not change former line arrangement mode, typically without adjacent tower transformation is carried out, be adapted to neighbouring tangent tower and anchor support construction.
This utility model solves the technical scheme that adopted of above-mentioned technical problem；
A kind of cat-head transmission tower suitable for single time overhead transmission line cable T joint, including tower body, ground wire cross-arm, middle phase conductor cross-arm,
Side phase conductor cross-arm, upper strata cable auxiliary cross-arm, lower floor's cable auxiliary cross-arm.
The ground wire cross-arm is located at tower body the top horizontal path direction and arranges two-layer ground wire cross-arm, for hanging ground wire；
Middle phase conductor cross-arm is located at below ground wire cross-arm position, and middle phase conductor cross-arm internal upper part fixes phase conductor during V-type suspension string hangs, in
Double I type cables are set below phase conductor cross-arm inside conductor hitch point and draw lower terminal；Side phase conductor cross-arm is located at middle phase conductor cross-arm
Downward vertical overhead transmission line direction arranges both sides cross-arm, fixed V-type suspension string Pendent edge phase conductor；Upper strata cable auxiliary is horizontal
In tower body both sides, load parallel circuit direction arranges that both sides cross-arm and side phase conductor cross-arm are arranged with layer, foretell font cable for fixed
Draw lower terminal upper end；Lower floor's cable auxiliary cross-arm parallel circuit direction arranges both sides cross-arm, under upper strata cable auxiliary cross-arm
Side, draws lower terminal bottom for fixed fore-telling font cable.
The middle phase conductor hangs on middle phase conductor cross-arm internal upper part and fixes V-type suspension string, by wire jumper around causing middle phase
In wire cross-arm, double I type cables draw lower terminal；The phase conductor cross-arm when phase conductor hangs on fixes V-type suspension string, passes through
Wire jumper draws lower terminal around the fore-telling font cable between upper strata cable auxiliary cross-arm and lower floor's cable auxiliary cross-arm is caused.
Described pair of I type cable is drawn lower terminal and is made up of with A seating spark gap A seating end.
The fore-telling font cable draws lower terminal and is made up of end, suspension insulator and spark gap.
The beneficial effects of the utility model：A kind of cat-head transmission tower suitable for single time overhead transmission line cable T joint, using a Ji Ta
Cable T joint is realized, construction cost is relatively low, and floor space is less, it is less to adjacent shaft tower stressing influence, do not change former line arrangement
Mode, typically without adjacent tower transformation is carried out, is adapted to neighbouring tangent tower and anchor support construction.
Description of the drawings
Further illustrate with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is side structure schematic diagram of the present utility model；
Fig. 3 is wiring schematic diagram of the present utility model；
Fig. 4 is wiring top view of the present utility model.
Specific embodiment
The cat-head transmission tower suitable for single time overhead transmission line cable T joint as Figure 1-Figure 4 by tower body 1, ground wire cross-arm 2, in
Phase conductor cross-arm 3, side phase conductor cross-arm 4, V-type suspension string 5, foretell word at upper strata cable auxiliary cross-arm 6, lower floor's cable auxiliary cross-arm 7
Type cable draws lower terminal 8, double I types cables and draws lower terminal 9.
The ground wire cross-arm 2 is located at 1 the top horizontal path direction of tower body and arranges two-layer cross-arm, for hanging ground wire；In
Phase conductor cross-arm 3 is located at 2 lower sections of ground wire cross-arm, and middle 3 internal upper part of phase conductor cross-arm fixes phase conductor during V-type suspension string 5 hangs
10, double I type cables are set below 3 inside conductor hitch point of middle phase conductor cross-arm and draw lower terminal 9；Side phase conductor cross-arm 4 is positioned at middle phase
3 downward vertical overhead transmission line direction of wire cross-arm arranges both sides cross-arm, fixed 5 Pendent edge phase conductor of V-type suspension string；Upper strata
Cable aids in 6 parallel circuit direction of cross-arm to arrange that both sides cross-arm and side phase conductor cross-arm 4, with layer setting, are used in 1 both sides of tower body
Fixed fore-telling font cable draws lower terminal upper end 8；7 parallel circuit direction of lower floor's cable auxiliary cross-arm arranges both sides cross-arm, positioned at upper strata
Below cable auxiliary cross-arm 6, draw 8 bottom of lower terminal for fixed fore-telling font cable.
The middle phase conductor 10 hangs on middle 3 internal upper part of phase conductor cross-arm and fixes V-type suspension string 5, by wire jumper around causing
In middle phase conductor cross-arm 3, double I type cables draw lower terminal 9；The phase conductor cross-arm 4 when phase conductor hangs on fixes V-type pendency
String 5, aids in cross-arm 6 and lower floor cable to aid in fore-telling font cable cross-arm 7 between draw lower terminal around upper strata cable is caused by wire jumper
8。
Wire windage yaw and vibration can be prevented using V-type suspension string 5, wire is effectively fixed.
Double I types cables are drawn lower terminal 9 and are made up of with A seating spark gap A seating end.
Fore-telling font cable draws lower terminal 8 and is made up of end, suspension insulator and spark gap.
The parametric synthesis such as cross-arm spacing, length consider the conditions such as electric clearance, cable bend, terminal arrangement, facility parameters
Design determines.
This utility model is illustrated by above-described embodiment, but it is to be understood that, above-described embodiment is
For citing and descriptive purpose, and it is not intended to this utility model is limited in described scope of embodiments.In addition ability
Field technique personnel it is understood that this utility model is not limited to above-described embodiment, according to teaching of the present utility model also
More kinds of variants and modifications can be made, these variants and modifications all fall within this utility model scope required for protection with
It is interior.
Claims (4)
1. a kind of cat-head transmission tower suitable for single time overhead transmission line cable T joint, it is characterised in that including tower body, ground wire cross-arm, middle phase
Wire cross-arm, side phase conductor cross-arm, upper strata cable auxiliary cross-arm, lower floor's cable auxiliary cross-arm；The ground wire cross-arm is located at tower body
The top horizontal path direction arranges two-layer cross-arm；Middle phase conductor cross-arm is located at below ground wire cross-arm, is designed by cathead, middle phase
Wire cross-arm internal upper part fixes phase conductor during V-type suspension string hangs, and double I types are arranged below middle phase conductor cross-arm inside conductor hitch point
Cable draws lower terminal；Side phase conductor cross-arm is located at middle phase conductor cross-arm downward vertical overhead transmission line direction and arranges both sides horizontal stroke
Load, fixed V-type suspension string Pendent edge phase conductor；Upper strata cable auxiliary cross-arm parallel circuit direction is horizontal in tower body both sides arrangement both sides
Load, and side phase conductor cross-arm arrange with layer, foretell font cable and draw lower terminal upper end for fixed；Lower floor's cable auxiliary cross-arm is parallel
Line direction arranges both sides cross-arm, below upper strata cable auxiliary cross-arm.
2. a kind of cat-head transmission tower suitable for single time overhead transmission line cable T joint according to claim 1, it is characterised in that institute
State middle phase conductor and hang on middle phase conductor cross-arm internal upper part and fix V-type suspension string, by wire jumper around causing in middle phase conductor cross-arm
Double I types cables draw lower terminal；The phase conductor cross-arm when phase conductor hangs on fixes V-type suspension string, by wire jumper around causing
Fore-telling font cable between upper strata cable auxiliary cross-arm and lower floor's cable auxiliary cross-arm draws lower terminal.
3. a kind of cat-head transmission tower suitable for single time overhead transmission line cable T joint according to claim 1, it is characterised in that institute
State double I type cables and draw lower terminal and be made up of with A seating spark gap A seating end.
4. a kind of cat-head transmission tower suitable for single time overhead transmission line cable T joint according to claim 1, it is characterised in that institute
State fore-telling font cable to draw lower terminal and be made up of suspension insulator, spark gap and end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621080223.4U CN206128798U (en) | 2016-09-26 | 2016-09-26 | Cat head tower suitable for single time overhead line cable T connects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621080223.4U CN206128798U (en) | 2016-09-26 | 2016-09-26 | Cat head tower suitable for single time overhead line cable T connects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206128798U true CN206128798U (en) | 2017-04-26 |
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ID=58570634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621080223.4U Active CN206128798U (en) | 2016-09-26 | 2016-09-26 | Cat head tower suitable for single time overhead line cable T connects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206128798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555501A (en) * | 2016-09-26 | 2017-04-05 | 安徽华电工程咨询设计有限公司 | A kind of cat-head transmission tower suitable for single time overhead transmission line cable T joint |
-
2016
- 2016-09-26 CN CN201621080223.4U patent/CN206128798U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555501A (en) * | 2016-09-26 | 2017-04-05 | 安徽华电工程咨询设计有限公司 | A kind of cat-head transmission tower suitable for single time overhead transmission line cable T joint |
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