CN206530135U - A kind of 0 °~20 ° transmission line of alternation current single loop transposition towers - Google Patents
A kind of 0 °~20 ° transmission line of alternation current single loop transposition towers Download PDFInfo
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- CN206530135U CN206530135U CN201621396631.0U CN201621396631U CN206530135U CN 206530135 U CN206530135 U CN 206530135U CN 201621396631 U CN201621396631 U CN 201621396631U CN 206530135 U CN206530135 U CN 206530135U
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Abstract
A kind of 0 °~20 ° transmission line of alternation current single loop transposition towers, including tower body and it is symmetricly set on the ground wire cross-arm that both sides at the top of tower body are used to hang ground wire, the tower body both sides that tower body interior angle side below the ground wire cross-arm is provided with below upper wire cross-arm, upper wire cross-arm are provided with the lower wire cross-arm for being used for hanging two-phase transmission pressure；The top of ground wire cross-arm is provided with ground wire hanging point, and the bottom of upper wire cross-arm and two side bottoms of lower wire cross-arm are provided with conducting wire hanging point；Ground wire cross-arm sets wire jumper hanging point in the end of tower body both sides, and lower wire cross-arm is equipped with wire jumper cross-arm in the end of tower body both sides, and the end of wire jumper cross-arm is provided with jumper hole；Described conducting wire hanging point uses double hanging point, and tower body bottom is provided with tower leg.The utility model shortens the length of wire cross-arm, alleviates tower weight, and tower material is saved on the basis of electric clearance is met, cost is reduced, ensure that security reliability of the shaft tower in the high altitude localities construction of line.
Description
Technical field
The utility model is related to a kind of high voltage iron tower, and in particular to a kind of 0 °~20 ° transmission line of alternation currents single loop transposition
Tower.
Background technology
In the prior art, the application of single loop angle tower has a lot, although its designing technique is more ripe, at present also
High altitude localities particularly height above sea level can not be applied in more than 4000m area, in such a case, electric clearance and structure
Intensity, which is all difficult to meet, to be required, during using traditional single loop angle tower, it is impossible to implemented.
Utility model content
The purpose of this utility model is that there is provided a kind of 0 °~20 ° ac transmissions for above-mentioned the problems of the prior art
Circuit single loop transposition tower, the electric clearance and structural strength of the tower disclosure satisfy that the requirement of high altitude localities.
To achieve these goals, the technical solution adopted in the utility model is：Including tower body and it is symmetricly set on tower
The tower body interior angle side that both sides are used for below the ground wire cross-arm for hanging ground wire, the ground wire cross-arm at the top of body is provided with upper wire cross-arm,
Tower body both sides below upper wire cross-arm are provided with the lower wire cross-arm for being used for hanging two-phase transmission pressure；The top of ground wire cross-arm is set
There is ground wire hanging point, the bottom of upper wire cross-arm and two side bottoms of lower wire cross-arm are provided with conducting wire hanging point；Ground wire cross-arm
Wire jumper hanging point is set in the end of tower body both sides, and lower wire cross-arm is equipped with wire jumper cross-arm in the end of tower body both sides, and wire jumper is horizontal
The end of load is provided with jumper hole；Described conducting wire hanging point uses double hanging point, and tower body bottom is provided with tower leg.
Described tower body is at the lower section of lower wire cross-arm is provided with change slope, apart from lower wire cross-arm and tower at described change slope
Junction between body is 6.0m.
The upper plane of the ground wire cross-arm is rectangle, mouthful a width of 2.203m in end, upper wire cross-arm and lower wire cross-arm
Lower plane is rectangle, and wide end mouthful is respectively 3.30m and 4.648m.
Described ground wire hanging point is symmetricly set on the upper plane of ground wire cross-arm, the axis 12m apart from tower body.
Distance is between distance and the second hanging point between the first hanging point on the upper wire cross-arm and lower wire cross-arm
0.56m。
The overall length of the ground wire cross-arm is 24.0m, and the vertical height of itself and tower body junction is 2.3m, the horizontal stroke of ground wire cross-arm
It is trapezoidal to carry on a shoulder pole termination, is highly 1.0m；
The length of upper wire cross-arm is 1.16m, and the vertical height of itself and tower body junction is 1.9m, and tower body interior angle is led on side
The cross-arm termination of line cross-arm is pointed, and end angle is 55.8 °；
The overall length of lower wire cross-arm is 21.44m, and the vertical height of itself and tower body junction is 3.0m, tower body exterior angle side and
The cross-arm termination angle of interior angle side is 18.2 °.
Interlamellar spacing between the ground wire cross-arm and upper wire cross-arm is 7.0m；Between upper wire cross-arm and lower wire cross-arm
Interlamellar spacing be 9.5m.
Described tower body is made of Q420 steel.
Compared with prior art, the utility model has following beneficial effect：The characteristics of for high altitude localities, pass through
Reasonable Arrangement wire cross-arm and wire jumper cross-arm meet electric clearance, wire jumper hanging point is arranged on ground wire cross-arm, effectively shortened
The length of upper wire cross-arm, alleviates tower weight, reduces cost.The utility model is arranged on the lower wire cross-arm of tower body both sides
Using asymmetrical design, the cross-arm length of tower body interior angle side is shortened, electric clearance can be met, lot of materials is saved again,
Alleviate tower weight.Tower body bottom connects tower leg, according to different topography and geomorphologies, can select short tower leg or long tower leg.To sum up institute
State, the utility model steel tower sets up safety, disclosure satisfy that the construction of line requirement of high altitude localities.
Brief description of the drawings
Fig. 1 overall structure diagrams of the present utility model；
The structural representation of the short tower leg of Fig. 2 the utility model；
The structural representation of the long tower leg of Fig. 3 the utility model；
In accompanying drawing：1- tower bodies；2- ground wire cross-arms；The upper wire cross-arms of 3-；4- lower wire cross-arms；5- becomes at slope；6- junctions；
7- tower legs；The short tower legs of 8-；The long tower legs of 9-.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Referring to Fig. 1, the utility model in structure include tower body 1, ground wire cross-arm 2, on wire cross-arm 3, lower wire cross-arm
4th, 5, junction 6 and tower leg 7 at slope are become.Wherein, ground wire cross-arm 2 is arranged on the top of tower body 1, the top of upper wire cross-arm 3,
Ground wire cross-arm 2 includes the Liang Ge branches being arranged symmetrically, respectively positioned at the left and right sides of tower body 1；The top of ground wire cross-arm 2 is provided with
Ground wire hanging point, for hanging ground wire, ground wire plays a protective role to wire；The outermost end of ground wire cross-arm 2 is to the axis of tower body 1
Distance is 12m, and the height of ground wire cross-arm 2 and tower body junction is 2.3m.Wire cross-arm 3 and lower wire cross-arm on the utility model
4 bottom is provided with conducting wire hanging point, and from double extension forms.
Upper wire cross-arm 3 is used to hang a phase transmission pressure, and meets the requirement of electric clearance.Cross-arm length 1.16m, it is horizontal
The vertical height for carrying on a shoulder pole root and tower body junction is 1.9m, and top shape is pointed, and angle is 55.8 °.
Lower wire cross-arm 4 is used to hang two-phase transmission pressure, and meets the requirement of electric clearance.Cross-arm total length is
21.44m, including left horizontal stretcher, right horizontal stretcher, the tower body part that is connected with cross-arm, remove tower body width, and left and right cross-arm one side length is equal
For 8.94m, tower body both sides are arranged at, to tower head the right and left horizontal stretching, the vertical height of cross-arm root and tower body junction
For 3.0m, top shape is pointed, and angle is 18.2 °, and increases wire jumper cross-arm, high 0.8m in left and right cross arm end；Lead
Line hanging point is double hanging point, and left and right sides cross-arm conducting wire hanging point is symmetrically arranged at the 10.72m of tower body center and 11.28m
Place.
Interlamellar spacing between the utility model ground wire cross-arm 2 and upper wire cross-arm 3 is 7.0m；Upper wire of the present utility model
Interlamellar spacing between cross-arm 3 and lower wire cross-arm 4 is 9.5m.
The utility model transmission pressure is connected using duplex gold utensil with tower body 1, upper wire cross-arm 3 and lower wire cross-arm 4
Conducting wire hanging point set two hanging points to be connected with gold utensil respectively, reasonable structural arrangement, power transmission clearly, ensured engineering safety fortune
OK.
The ground wire hanging point of the utility model angle tower is arranged on the top of ground wire cross-arm 2, and conducting wire hanging point is separately positioned on
Wire cross-arm 3 and the bottom of lower wire cross-arm 4, hanging point use hanging plate pattern, so as to avoid welding job, effectively strengthen hanging point
Stress performance, meet the requirements such as the intensity of hanging wire node.
5 junction 6 between lower wire cross-arm 4 and tower body 1 at slope that becomes of tower body 1 selects to become into 6.0m, reasonably
5 position can effectively save material at slope, and be convenient to process and mount.The main material of tower body 1 mainly uses Q420 high-strength steel, main
Material rigidity changes according to rule from top to bottom, and welding is reduced as far as possible, and easy construction reduces tower weight.Referring to Fig. 2,3, the bottom of tower body 1
Tower leg 7 is connected with, tower leg 7 selects short tower leg 8 or long tower leg 9, to adapt to different topography and geomorphologies.
The utility model transposition tower shortens the cross-arm length of wire by being symmetrical arranged wire jumper hanging point on ground wire cross-arm,
Tower weight is alleviated, tower material is saved, reduces cost.Electric clearance is met by reasonable Arrangement wire cross-arm and wire jumper cross-arm,
The left and right branch of lower cross-arm uses asymmetric design, shortens the cross-arm length of interior angle side, can meet electric clearance, saves again
Material has been saved, has mitigated tower weight.In summary, the application of this kind of novel iron tower, disclosure satisfy that the construction of line of high altitude localities will
Ask.
Claims (5)
1. a kind of 0 °~20 ° transmission line of alternation current single loop transposition towers, it is characterised in that：Including tower body (1) and it is symmetrical arranged
Tower body (1) interior angle side that both sides are used for below the ground wire cross-arm (2) for hanging ground wire, the ground wire cross-arm (2) at the top of tower body (1)
Provided with upper wire cross-arm (3), tower body (1) both sides below upper wire cross-arm (3), which are provided with, to be used to hang under two-phase transmission pressure
Wire cross-arm (4)；The top of ground wire cross-arm (2) is provided with ground wire hanging point, the bottom of upper wire cross-arm (3) and lower wire cross-arm
(4) two side bottoms are provided with conducting wire hanging point；Ground wire cross-arm (2) tower body (1) both sides end set wire jumper hanging point, under lead
Line cross-arm (4) is equipped with wire jumper cross-arm in the end of tower body (1) both sides, and the end of wire jumper cross-arm is provided with jumper hole；Described
Conducting wire hanging point uses double hanging point, and tower body (1) bottom is provided with tower leg (7)；
The upper plane of the ground wire cross-arm (2) is rectangle, a width of 2.203m in end mouthful, upper wire cross-arm (3) and lower wire cross-arm
(4) lower plane is rectangle, and wide end mouthful is respectively 3.30m and 4.648m；
The overall length of the ground wire cross-arm (2) is 24.0m, and the vertical height of itself and tower body (1) junction is 2.3m, ground wire cross-arm
(2) cross-arm termination is trapezoidal, is highly 1.0m；
The length of upper wire cross-arm (3) is 1.16m, and the vertical height of itself and tower body (1) junction is 1.9m, tower body (1) interior angle
The cross-arm termination of wire cross-arm (3) is pointed on side, and end angle is 55.8 °；
The overall length of lower wire cross-arm (4) is 21.44m, and the vertical height of itself and tower body (1) junction is 3.0m, tower body (1) exterior angle
The cross-arm termination angle of side and interior angle side is 18.2 °；
Interlamellar spacing between the ground wire cross-arm (2) and upper wire cross-arm (3) is 7.0m；Upper wire cross-arm (3) is horizontal with lower wire
It is 9.5m to carry on a shoulder pole the interlamellar spacing between (4).
2. 0 ° according to claim 1~20 ° transmission line of alternation current single loop transposition towers, it is characterised in that：Described tower
Body (1) is in the lower section of lower wire cross-arm (4) provided with becoming at slope (5), and (5) are apart from lower wire cross-arm (4) and tower at described change slope
Junction (6) between body (1) is 6.0m.
3. 0 ° according to claim 1~20 ° transmission line of alternation current single loop transposition towers, it is characterised in that：Described ground
Line hanging point is symmetricly set on the upper plane of ground wire cross-arm (2), the axis 12m apart from tower body (1).
4. 0 ° according to claim 1~20 ° transmission line of alternation current single loop transposition towers, it is characterised in that：Led on described
Distance is 0.56m between distance and the second hanging point between the first hanging point on line cross-arm (3) and lower wire cross-arm (4).
5. 0 ° according to claim 1~20 ° transmission line of alternation current single loop transposition towers, it is characterised in that：Described tower
Body (1) is made of Q420 steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621396631.0U CN206530135U (en) | 2016-12-19 | 2016-12-19 | A kind of 0 °~20 ° transmission line of alternation current single loop transposition towers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621396631.0U CN206530135U (en) | 2016-12-19 | 2016-12-19 | A kind of 0 °~20 ° transmission line of alternation current single loop transposition towers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206530135U true CN206530135U (en) | 2017-09-29 |
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ID=59922741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621396631.0U Active CN206530135U (en) | 2016-12-19 | 2016-12-19 | A kind of 0 °~20 ° transmission line of alternation current single loop transposition towers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206530135U (en) |
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2016
- 2016-12-19 CN CN201621396631.0U patent/CN206530135U/en active Active
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