CN209413411U - A kind of 1000kV wineglass tower cross-arm constructing structure - Google Patents
A kind of 1000kV wineglass tower cross-arm constructing structure Download PDFInfo
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- CN209413411U CN209413411U CN201821869046.7U CN201821869046U CN209413411U CN 209413411 U CN209413411 U CN 209413411U CN 201821869046 U CN201821869046 U CN 201821869046U CN 209413411 U CN209413411 U CN 209413411U
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- Prior art keywords
- arm
- conducting wire
- cross
- wire cross
- pole
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- 230000001154 acute effect Effects 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 description 14
- 239000010959 steel Substances 0.000 description 14
- 239000000463 material Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model provides a kind of 1000kV wineglass tower cross-arm constructing structure, including tower leg, lower bent lever, on crank arm and earth wire support, the one end cranked arm on described is connected with conducting wire cross-arm, the other end cranked arm on described is connected with one end of the lower bent lever, and the other end of the lower bent lever is connected with the tower leg；On the conducting wire cross-arm with the column foot mutually from side be equipped with auxiliary pole, main pole is additionally provided on the conducting wire cross-arm, described main pole one end passes through the conducting wire cross-arm, the other end of the main pole cranks arm on described and protrudes into the tower leg with lower bent lever, the auxiliary pole cooperation center main pole split tower erection that suspends increases effective hoisting height of pole, solves the problems such as excessive pole insufficient height, slenderness ratio and big section pole transport difficult.
Description
Technical field
The utility model relates to send Substation construction technical field more particularly to a kind of 1000kV wineglass tower cross-arm to construct to tie
Structure.
Background technique
Currently, iron tower of power transmission line group is vertical both at home and abroad generallys use the vertical mode of decomposition group, specific method is interior suspension
(interior) external cable pole split tower erection, tower double flat arm rotating pole split tower erection, interior double rocker arm rotating pole decomposition groups that suspend
Tower, console mode rocker pole Foochow split tower erection etc..
Such as Zhe Bei --- 1000kV ultra-high voltage AC input transformation engineering circuit engineering the 4th bid section in Foochow mainly uses interior suspension
The weight of external cable group tower scheme, the bid section single loop wineglass tower tower head is big, and wineglass tower cross-arm is long, and weight is big, on the one hand without
Method individually uses the center main pole of suspension to complete lifting, and another aspect wineglass tower height degree is higher, and the coefficient of stability is lower.
Utility model content
The purpose of this utility model is that in view of the above shortcomings of the prior art, providing a kind of 1000kV wineglass tower cross-arm
Constructing structure increases auxiliary pole, the earth wire support and cross-arm of the lifting steel tower of more aspect, and improves the stability series of steel tower
Number.
To achieve the above object, the utility model adopts the technical scheme that
The utility model provides a kind of 1000kV wineglass tower cross-arm constructing structure, including tower leg, lower bent lever, on crank arm and
Earth wire support, it is described on one end for cranking arm be connected with conducting wire cross-arm, it is described on crank arm the one of the other end and the lower bent lever
End is connected, and the other end of the lower bent lever is connected with the tower leg；On the conducting wire cross-arm with the tower leg mutually from one
Side is equipped with auxiliary pole, main pole is additionally provided on the conducting wire cross-arm, described main pole one end passes through the conducting wire cross-arm, described
The other end of main pole cranks arm on described and protrudes into the tower leg with lower bent lever.
Further, cranked arm on described as right angled triangle, it is described on a right-angle side cranking arm it is vertical with conducting wire cross-arm, institute
Another right-angle side cranking arm is stated towards the center of the conducting wire cross-arm, it is described on crank arm and have two, two it is described on crank arm
The both ends of the conducting wire cross-arm are set.
Further, the lower bent lever is obtuse triangle, and the lower bent lever has two, the one of two lower bent lever obtuse angles
Side is connected to a fixed with the tower leg, and the another a line at two lower bent lever obtuse angles is oppositely arranged.
Further, an acute angle of the lower bent lever with it is described on the acute angle cranked arm be connected.
Further, the conducting wire cross-arm is divided into middle conducting wire cross-arm and side conducting wire cross-arm, and the side conducting wire cross-arm has two, point
The two sides of the middle conducting wire cross-arm are not set, the side conducting wire cross-arm and the tower leg mutually from one side be inclined-plane, two institutes
It states and is equipped with the earth wire support on the conducting wire cross-arm of side, the angle between the earth wire support and the side conducting wire cross-arm is sharp
Angle.
Further, the small diameter with both ends of diameter in the middle part of the middle conducting wire cross-arm.
Further, the auxiliary pole is mounted on the middle conducting wire cross-arm, and the side adjacent with the earth wire support；
Angle between the auxiliary pole and the middle conducting wire cross-arm is less than 90 degree.
Further, the main pole and the length for assisting distance between pole are less than the length of middle conducting wire cross-arm half
Degree.
The utility model has the following beneficial effects: auxiliary pole cooperation center suspends, main pole split tower erection increases pole
Effective hoisting height solves the problems such as excessive pole insufficient height, slenderness ratio and big section pole transport difficult；
1) auxiliary pole is installed on conducting wire cross-arm in, and pole is assisted to be disposed adjacent with main pole, by assisting pole
Cooperate main pole that can lift side conducting wire cross-arm and earth wire support；
2) right-angle side cranked arm on is vertically connected with middle conducting wire cross-arm and connects, and the acute angle above cranked arm is connected with the acute angle of lower bent lever
Connect, and on the angle cranked arm between lower bent lever be obtuse angle, reduce the height of steel tower, and increase the stability of steel tower；
3) angle between earth wire support and side conducting wire cross-arm is acute angle, increases the internal force of oblique material, increases steel tower
Stability；
4) the small diameter with both ends of diameter in the middle part of conducting wire cross-arm, i.e., do not influence the stability of steel tower, also reduce iron
The self weight of tower.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of 1000kV wineglass tower cross-arm constructing structure of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to the accompanying drawing, to this reality
It is further elaborated with novel.It should be appreciated that specific embodiment described herein is only to explain the utility model,
It is not used to limit the utility model.
Please refer to a kind of 1000kV wineglass tower cross-arm constructing structure of Fig. 1, including tower leg 1, lower bent lever 2, on crank arm 3 and ground wire
Bracket 5, it is described on crank arm 3 one end be connected with conducting wire cross-arm 4, it is described on crank arm 3 the other end and the lower bent lever 2 one
End is connected, and the other end of the lower bent lever 2 is connected with the tower leg 1；On the conducting wire cross-arm 4 with 1 phase of tower leg from
Side be equipped with auxiliary pole 6, main pole 7 is additionally provided on the conducting wire cross-arm 4, described main 7 one end of pole passes through the conducting wire
Cross-arm 4, the other end of the main pole 7 crank arm on described 3 and lower bent lever 2 protrude into the tower leg 1.
Wherein, auxiliary pole 6 is connected by way of outward flange；
Main pole 7 is connected by way of inner flange；
Auxiliary pole 6 is assembled on ground, the auxiliary pole supported hole on the pedestal and steel tower that assist pole 6 is fixedly linked
It connects, adjusts main pole 7 and tilted to the direction of auxiliary pole 6 to be installed, main pole 7 will assist pole 6 to lift as lifting point
To middle conducting wire cross-arm 401.
The angle of auxiliary pole 6 is ajusted, the holding pole base in connects hinge and conducting wire cross-arm 4 is lifted by crane by auxiliary pole 6
Pulley blocks move the head for assisting pole 6 outward, after tackling system stress, loosen the traction rope of main pole 7, make to assist
Pole 6 continues to be inclined outwardly.
To prevent auxiliary 6 reverse strike of pole, anti-drawing of inclining can be set in auxiliary 6 head wirerope of pole on the outside of steel tower
Line.
Main pole 7 is connected by the main pole supported hole on steel tower.
Conducting wire cross-arm 401 in main 7 one end of pole stretching, the other end pass through above crank arm 3 and lower bent lever 2, extend to tower leg 1, with
Supported hole on tower leg 1 is connected to a fixed.
3 are cranked arm on described as right angled triangle, it is described on crank arm 3 a right-angle side it is vertical with conducting wire cross-arm 4, it is described on
Crank arm 3 another right-angle side towards the center of the conducting wire cross-arm 4, it is described on crank arm and 3 have two, two it is described on crank arm 3
The both ends of the conducting wire cross-arm 4 are set.
The lower bent lever 2 is obtuse triangle, and the lower bent lever 2 has two, a line at two 2 obtuse angles of lower bent lever
It is connected to a fixed with the tower leg 1, the another a line at two 2 obtuse angles of lower bent lever is oppositely arranged.
One acute angle of the lower bent lever 2 with it is described on crank arm 3 acute angle be connected.The height of steel tower can not only be reduced
Degree, and the fastness of steel tower can be reinforced.
Lower bent lever 2 and on the angle cranked arm between 3 be obtuse angle；
The conducting wire cross-arm 4 divides for middle conducting wire cross-arm 401 and side conducting wire cross-arm 402, and the side conducting wire cross-arm 402 has two
Root, is separately positioned on the two sides of the middle conducting wire cross-arm 401, the side conducting wire cross-arm 402 and 1 phase of tower leg from one side be
Inclined-plane is equipped with the earth wire support 5, the earth wire support 5 and the side conducting wire cross-arm on two side conducting wire cross-arms 402
Angle between 402 is acute angle.
Since the internal force of material oblique on earth wire support 5 is smaller, and the internal force of oblique material is larger, increases the internal force of earth wire support 5,
The stability of steel tower is increased, also makes the utilization rate of material higher.
The small diameter with both ends of diameter at 401 middle part of middle conducting wire cross-arm.
Wherein, middle conducting wire cross-arm 401 can be used conducting wire cross-arm 401 in two sections and assemble, with 1 phase of tower leg from one side protect
Water holding is flat, and the one side adjacent with tower leg 1 is V-arrangement, is on the one hand conducive to assemble, and on the other hand can guarantee steel tower overall performance
On the basis of, reduce the self weight of steel tower.
The auxiliary pole 6 is mounted on the middle conducting wire cross-arm 401, and the side adjacent with the earth wire support 5；Institute
The angle between auxiliary pole 6 and the middle conducting wire cross-arm 401 is stated less than 90 degree.Increase the internal force of oblique material.
The length of distance is less than the length of middle 401 half of conducting wire cross-arm between the main pole 7 and the auxiliary pole 6.
The above-mentioned embodiments merely express the embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Therefore it cannot be interpreted as that a limitation on the scope of the patent of the present invention.It should be pointed out that for the ordinary skill of this field
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection scope of utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (8)
1. a kind of 1000kV wineglass tower cross-arm constructing structure, including tower leg (1), lower bent lever (2), on crank arm (3) and earth wire support
(5), it is characterised in that: the one end of (3) of cranking arm on described is connected with conducting wire cross-arm (4), it is described on crank arm (3) the other end with
One end of the lower bent lever (2) is connected, and the other end of the lower bent lever (2) is connected with the tower leg (1)；The conducting wire is horizontal
Carry on a shoulder pole on (4) with the tower leg (1) mutually from side be equipped with auxiliary pole (6), be additionally provided with main pole on the conducting wire cross-arm (4)
(7), described main pole (7) one end passes through the conducting wire cross-arm (4), and the other end of the main pole (7) is cranked arm on described
(3) and lower bent lever (2) protrudes into the tower leg (1).
2. a kind of 1000kV wineglass tower cross-arm constructing structure according to claim 1, it is characterised in that: crank arm on described
(3) be right angled triangle, it is described on crank arm (3) a right-angle side it is vertical with conducting wire cross-arm (4), it is described on crank arm the another of (3)
One right-angle side towards the center of the conducting wire cross-arm (4), it is described on crank arm (3) have two, two it is described on crank arm (3) setting
At the both ends of the conducting wire cross-arm (4).
3. a kind of 1000kV wineglass tower cross-arm constructing structure according to claim 2, it is characterised in that: the lower bent lever
(2) be obtuse triangle, the lower bent lever (2) has two, a line at two lower bent lever (2) obtuse angles with the tower leg
(1) it is connected to a fixed, the another a line at two lower bent lever (2) obtuse angles is oppositely arranged.
4. a kind of 1000kV wineglass tower cross-arm constructing structure according to claim 3, it is characterised in that: the lower bent lever
(2) a acute angle with it is described on the crank arm acute angle of (3) be connected.
5. a kind of 1000kV wineglass tower cross-arm constructing structure according to claim 1, it is characterised in that: the conducting wire cross-arm
(4) it is divided into middle conducting wire cross-arm (401) and side conducting wire cross-arm (402), the side conducting wire cross-arm (402) there are two, is separately positioned on
The two sides of the middle conducting wire cross-arm (401), the side conducting wire cross-arm (402) and the tower leg (1) mutually from one side be inclined-plane, two
It is equipped on side conducting wire cross-arm (402) described in root the earth wire support (5), the earth wire support (5) and the side conducting wire cross-arm
(402) angle between is acute angle.
6. a kind of 1000kV wineglass tower cross-arm constructing structure according to claim 5, it is characterised in that: the middle conducting wire is horizontal
Carry on a shoulder pole the small diameter with both ends of diameter in the middle part of (401).
7. a kind of 1000kV wineglass tower cross-arm constructing structure according to claim 5, it is characterised in that: the auxiliary pole
(6) it is mounted on the middle conducting wire cross-arm (401), and the side adjacent with the earth wire support (5)；The auxiliary pole (6)
Angle between the middle conducting wire cross-arm (401) is less than 90 degree.
8. a kind of 1000kV wineglass tower cross-arm constructing structure according to claim 7, it is characterised in that: the main pole
(7) it is less than the length of middle conducting wire cross-arm (401) half the length for assisting distance between pole (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821869046.7U CN209413411U (en) | 2018-11-13 | 2018-11-13 | A kind of 1000kV wineglass tower cross-arm constructing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821869046.7U CN209413411U (en) | 2018-11-13 | 2018-11-13 | A kind of 1000kV wineglass tower cross-arm constructing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209413411U true CN209413411U (en) | 2019-09-20 |
Family
ID=67933951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821869046.7U Active CN209413411U (en) | 2018-11-13 | 2018-11-13 | A kind of 1000kV wineglass tower cross-arm constructing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209413411U (en) |
-
2018
- 2018-11-13 CN CN201821869046.7U patent/CN209413411U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |