CN202094567U - Double-loop transposition hardware string-shaped system of AC EHV single-column combined strain tower - Google Patents
Double-loop transposition hardware string-shaped system of AC EHV single-column combined strain tower Download PDFInfo
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- CN202094567U CN202094567U CN 201020690189 CN201020690189U CN202094567U CN 202094567 U CN202094567 U CN 202094567U CN 201020690189 CN201020690189 CN 201020690189 CN 201020690189 U CN201020690189 U CN 201020690189U CN 202094567 U CN202094567 U CN 202094567U
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- tower
- insulator string
- king
- strain
- wire jumper
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- 230000017105 transposition Effects 0.000 title claims abstract description 49
- 239000012211 strain insulator Substances 0.000 claims abstract description 63
- 239000012212 insulator Substances 0.000 claims abstract description 50
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 29
- 239000010931 gold Substances 0.000 claims description 29
- 229910052737 gold Inorganic materials 0.000 claims description 29
- 239000004020 conductor Substances 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000009191 jumping Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The utility model discloses a double-loop transposition string-shaped system of an AC EHV (Extra-High Voltage) single-column combined strain tower, which is characterized in that the single-column combined double-loop strain tower comprises a first main tower, a second tower and an auxiliary tower positioned between the first and the second main towers, wherein the double loop comprises a first loop and a second loop; conducting wires in the first and the second loops are respectively connected with the first and the second main towers via first strain insulator strings, and are connected with the auxiliary tower via first jumping insulator strings. The system provided by the utility model is more straightforward and simpler, has less jumping strings, simple jumping rack, and more convenience in integral design, construction and operation.
Description
Technical field
The utility model relates to a kind of AC extra high voltage single-column and makes up strain tower double loop transposition gold utensil serial type system.
Background technology
500kV and following power transmission sequence double loop generally adopt the double loop outer around transposition form with tower with the pattern of tower transposition both at home and abroad, and soon the bypass wire jumper draws jumping outside causing two loops.This transposition form is mainly used in the tower head gap and requires on the less dual loop transmission line.
Along with the rising of electric pressure, the circuit electric clearance require to increase, and wire jumper draws to connect and becomes increasingly complex during transposition, and particularly drawing of bypass wire jumper connects and arrangement, directly determined the shape of transposition tower.
For the AC extra high voltage circuit, 1000kV for example, because the electric pressure height, the gap requires big, adopts the double loop will cause increasing sharply of tower weight with tower is outer around transposition form.
Therefore, need to propose a kind of new technology and solve above-mentioned any problem of the prior art.
The utility model content
A purpose of the present utility model is that to overcome the double loop excessive with the outer tower weight on UHV transmission line that brings around the transposition scheme of tower, the shortcoming that economy is low.
According to one side of the present utility model, provide a kind of AC extra high voltage single-column to make up strain tower double loop transposition gold utensil serial type system, it is characterized in that, single-column combination double loop strain tower comprises first king-tower, second king-tower and the secondary tower between first king-tower and second king-tower, the double loop comprises first loop and second loop, first loop is connected first king-tower and second king-tower with lead in second loop respectively by first strain insulator string, connects secondary tower by the first wire jumper insulator string.
Preferably, the layout of the transposition gold utensil serial type system in first loop is as follows: go up phase conductor and link to each other by on first strain insulator string and first king-tower, one side, connect secondary tower by the first wire jumper insulator string, and the middle phase that connects the first king-tower opposite side by first strain insulator string; In phase conductor link to each other by in first strain insulator string and first king-tower, one side, by first wire jumper insulator string connection secondary tower, and the following phase that connects the first king-tower opposite side by first strain insulator string; And following phase conductor is by following the linking to each other of second strain insulator string and first king-tower, one side, by the second wire jumper insulator string and the 3rd wire jumper insulator string from first king-tower, the one side wire jumper cross-arm outside around causing going up mutually of the first king-tower opposite side, and the last phase that connects the first king-tower opposite side by second strain insulator string.
Preferably, the layout of the transposition gold utensil serial type system in second loop is as follows: go up phase conductor and link to each other by on first strain insulator string and second king-tower, one side, connect secondary tower by the first wire jumper insulator string, and the middle phase that connects the first king-tower opposite side by first strain insulator string; In phase conductor link to each other by in first strain insulator string and second king-tower, one side, by first wire jumper insulator string connection secondary tower, and the following phase that connects the second king-tower opposite side by first strain insulator string; And following phase conductor is by following the linking to each other of second strain insulator string and second king-tower, one side, by the second wire jumper insulator string and the 3rd wire jumper insulator string from second king-tower, the one side wire jumper cross-arm outside around causing going up mutually of the second king-tower opposite side, and the last phase that connects the second king-tower opposite side by second strain insulator string.
Preferably, first strain insulator string has 8 strings, and second strain insulator string has 4 strings, and the first wire jumper insulator string has 4 strings, and the second wire jumper insulator string has 2 strings, and the 3rd wire jumper insulator string has 6 strings.
Preferably, first strain insulator string is 550kN triple strain insulator string N55FC.
Preferably, second strain insulator string is the 550kN triple strain insulator string N55PC that is configured to lead is guided to from a side of strain tower an other side of strain tower.
Preferably, the first wire jumper insulator string is the drainage wire jumper string TX2 that is configured between adjacent phase drainage and guarantees the UHV transmission line electric clearance.
Preferably, the second wire jumper insulator string is to be configured to the traction wire jumper of the following supreme phase of phase conductor drainage with wire jumper string TX4.
Preferably, the 3rd wire jumper insulator string is to be configured to the dangle wire jumper of last phase conductor from king-tower one side drainage to an other side with wire jumper string TX3.
Only column combination strain tower of the present utility model double loop transposition gold utensil serial type system independently finishes the transposition pattern in two loops respectively in conjunction with a secondary tower with two king-towers, secondary tower is arranged between two king-towers, makes full use of the exchange up and down that secondary tower carries out wire jumper.
An advantage of the present utility model is that system realizes that transposition is directly perceived more, simple with single-column combination strain tower double loop transposition gold utensil serial type, and the wire jumper string uses less, and jumper wire rack is short and sweet, designs, constructs, moves all more convenient generally.
With reference to the detailed description of accompanying drawing to exemplary embodiment of the present utility model, it is clear that further feature of the present utility model and advantage thereof will become by following.
Description of drawings
The accompanying drawing that constitutes the part of specification has been described embodiment of the present utility model, and is used to explain principle of the present utility model together with the description.
With reference to accompanying drawing, according to following detailed, can be expressly understood the utility model more, wherein:
Fig. 1 is the schematic diagram according to the AC extra high voltage single-column combination strain tower double loop transposition gold utensil serial type system of the utility model embodiment.
Embodiment
Describe various exemplary embodiment of the present utility model in detail now with reference to accompanying drawing.It should be noted that: unless specify in addition, the parts of setting forth in these embodiments and positioned opposite, numeral expression formula and the numerical value of step do not limit scope of the present utility model.
Below be illustrative to the description only actually of at least one exemplary embodiment, never as any restriction to the utility model and application or use.
May not go through for the known technology of person of ordinary skill in the relevant, method and apparatus, but under suitable situation, described technology, method and apparatus should be regarded as authorizing the part of specification.
In shown here and all examples of discussing, it is exemplary that any occurrence should be construed as merely, rather than as restriction.Therefore, other example of exemplary embodiment can have different values.
It should be noted that: represent similar terms in similar label and the letter accompanying drawing below, therefore,, then in accompanying drawing subsequently, do not need it is further discussed in case be defined in a certain Xiang Zaiyi accompanying drawing.
Fig. 1 illustrates the AC extra high voltage single-column combination strain tower double loop transposition gold utensil serial type system according to the utility model embodiment.
As shown in Figure 1, AC extra high voltage single-column combination double loop strain tower comprises first king-tower 101, second king-tower 102 and the secondary tower between first king-tower and second king-tower (commutator tower) 103.The double loop comprises first loop and second loop.First loop is connected first king-tower 101 and second king-tower 102 with lead in second loop respectively by first strain insulator string 104, connects secondary towers 103 by the first wire jumper insulator string 106.
Strain insulator string is configured to also guarantee the insulation of lead and iron tower except making lead can be connected to strain tower, mainly by constituting with the lower part: the ultra high voltage strain insulator that guarantees lead and tower insulation; And the ultra high voltage strain insulator gold utensil that connects lead, ultra high voltage strain insulator and iron tower.
The wire jumper insulator string is configured to live wire drainage and drainage between adjacent phase, mainly by constituting with the lower part: the ultra high voltage wire jumper insulator that guarantees drainage lead and tower insulation; And the ultra high voltage wire jumper gold utensil that connects drainage lead, ultra high voltage strain insulator and iron tower.
Specifically describe the layout of first loop transposition gold utensil serial type system below.
On first king-tower 101, the last phase conductor 109 in first loop links to each other by on first strain insulator string 104 and first king-tower, 101 1 sides, connect commutator tower 103 by wire jumper insulator string 106 then, connect the middle phase that first strain insulator string 104 connects first king-tower, 101 opposite sides again.Can realize the transposition of middle phase thus.
On first king-tower 101, the middle phase conductor 110 in first loop links to each other by in first strain insulator string 104 and first king-tower, 101 1 sides, connect commutator tower 103 by the first wire jumper insulator string 106 then, connect the following phase that first strain insulator string 104 connects first king-tower, 101 opposite sides again.The transposition of arriving down phase mutually in can realizing thus.
On first king-tower 101, the following phase conductor 111 in first loop is by following the linking to each other of second strain insulator string 105 and first king-tower, 101 1 sides, then by the second wire jumper insulator string 107, the 3rd wire jumper insulator string 108 from wire jumper cross-arm 112 outsides of first king-tower 101 around causing phase on first king-tower, 101 opposite sides, connect the last phase of first king-tower, 101 opposite sides by second strain insulator string 105.Can realize down the transposition of last phase thus.
This layout in first loop can realize the wheeled transposition of circuit.
The symmetrical arrangement in the layout in second loop and first loop.Particularly, the layout of the transposition gold utensil serial type system in second loop is as follows.
On second king-tower 102, the last phase conductor 109 in second loop links to each other by on first strain insulator string 104 and second king-tower, 102 1 sides, connect commutator tower 103 by wire jumper insulator string 106 then, connect the middle phase that first strain insulator string 104 connects second king-tower, 102 opposite sides again.Can realize the transposition of middle phase thus.
On second king-tower 102, the middle phase conductor 110 in second loop links to each other by in first strain insulator string 104 and second king-tower, 102 1 sides, connect commutator tower 103 by the first wire jumper insulator string 106 then, connect the following phase that first strain insulator string 104 connects second king-tower, 102 opposite sides again.The transposition of arriving down phase mutually in can realizing thus.
On second king-tower 102, the following phase conductor 111 in first loop is by following the linking to each other of second strain insulator string 105 and second king-tower, 102 1 sides, then by the second wire jumper insulator string 107, the 3rd wire jumper insulator string 108 from wire jumper cross-arm 112 outsides of second king-tower 102 around causing phase on second king-tower, 102 opposite sides, connect the last phase of first king-tower, 102 opposite sides by second strain insulator string 105.Can realize down the transposition of last phase thus.Preferably, first strain insulator string 104 is 550kN triple strain insulator string (split tower, transposition tower with) N55FC, is special and strain tower transposition that the drainage of commutator tower is used is gone here and there.
Preferably, second strain insulator string 105 is 550kN triple strain insulator string (plain edition) N55PC that are configured to by different drainage ways lead be guided to from a side of strain tower an other side of strain tower.
Preferably, the first wire jumper insulator string 106 is the drainage wire jumper string TX2 that are configured between adjacent phase drainage and guarantee the UHV transmission line electric clearance.
Preferably, the second wire jumper insulator string 107 is to be configured to descend the traction wire jumper of the supreme phase of phase conductor drainage with wire jumper string TX4, cooperates the 108 realization lead commutations of the 3rd wire jumper insulator string.
Preferably, the 3rd wire jumper insulator string 108 is to be configured to the dangle wire jumper of last phase conductor from king-tower one side drainage to an other side to cooperate TX4 to realize the commutation of lead lead with wire jumper string TX3.
Following table 1 is listed transposition gold utensil serial type and the quantity thereof according to the every basic gold utensil serial type system use that replaces of the utility model embodiment.
Table 1: transposition gold utensil serial type and quantity thereof
| Serial type | Quantity (string) |
| 550kN triple strain insulator string (plain edition) N55PC | 4 |
| 550kN triple strain insulator string (split tower, transposition tower are used) N55FC | 8 |
| Wire jumper insulator string (tie jumper is used between the split Tata) TX2 | 4 |
| Wire jumper insulator string (transposition tower dangle wire jumper with) TX3 | 6 |
| Wire jumper insulator string (transposition tower traction wire jumper is used) TX4 | 2 |
Adopt the single-column combination strain tower of this transposition gold utensil serial type system bigger advantage to be arranged, can guarantee the better operation of UHV transmission line at aspects such as the selection of transposition landform, gold utensil, difficulty of construction, maintenance.And after the expenses such as comprehensive tower material, insulator, wire jumper, expropriation of land, better economic benefit.
Though specific embodiments more of the present utility model are had been described in detail by example, it should be appreciated by those skilled in the art that above example only is in order to describe, rather than in order to limit scope of the present utility model.It should be appreciated by those skilled in the art, can under the situation that does not break away from scope and spirit of the present utility model, above embodiment be made amendment.Scope of the present utility model is limited by claims.
Claims (9)
1. an AC extra high voltage single-column makes up strain tower double loop transposition gold utensil serial type system, it is characterized in that, single-column combination double loop strain tower comprises first king-tower, second king-tower and the secondary tower between first king-tower and second king-tower, the double loop comprises first loop and second loop, first loop is connected first king-tower and second king-tower with lead in second loop respectively by first strain insulator string, connects secondary tower by the first wire jumper insulator string.
2. according to the AC extra high voltage single-column combination strain tower double loop transposition gold utensil serial type system of claim 1, it is characterized in that the layout of the transposition gold utensil serial type system in first loop is as follows:
Last phase conductor links to each other by on first strain insulator string and first king-tower, one side, by first wire jumper insulator string connection secondary tower, and the middle phase that connects the first king-tower opposite side by first strain insulator string;
In phase conductor link to each other by in first strain insulator string and first king-tower, one side, by first wire jumper insulator string connection secondary tower, and the following phase that connects the first king-tower opposite side by first strain insulator string; And
Following phase conductor is by following the linking to each other of second strain insulator string and first king-tower, one side, by the second wire jumper insulator string and the 3rd wire jumper insulator string from first king-tower, the one side wire jumper cross-arm outside around causing going up mutually of the first king-tower opposite side, and the last phase that connects the first king-tower opposite side by second strain insulator string.
3. according to the AC extra high voltage single-column combination strain tower double loop transposition gold utensil serial type system of claim 2, it is characterized in that the layout of the transposition gold utensil serial type system in second loop is as follows:
Last phase conductor links to each other by on first strain insulator string and second king-tower, one side, by first wire jumper insulator string connection secondary tower, and the middle phase that connects the first king-tower opposite side by first strain insulator string;
In phase conductor link to each other by in first strain insulator string and second king-tower, one side, by first wire jumper insulator string connection secondary tower, and the following phase that connects the second king-tower opposite side by first strain insulator string; And
Following phase conductor is by following the linking to each other of second strain insulator string and second king-tower, one side, by the second wire jumper insulator string and the 3rd wire jumper insulator string from second king-tower, the one side wire jumper cross-arm outside around causing going up mutually of the second king-tower opposite side, and the last phase that connects the second king-tower opposite side by second strain insulator string.
4. the AC extra high voltage single-column according to claim 2 makes up strain tower double loop transposition gold utensil serial type system, it is characterized in that, first strain insulator string has 8 strings, second strain insulator string has 4 strings, the first wire jumper insulator string has 4 strings, the second wire jumper insulator string has 2 strings, and the 3rd wire jumper insulator string has 6 strings.
5. according to the AC extra high voltage single-column combination strain tower double loop transposition gold utensil serial type system of claim 2, it is characterized in that first strain insulator string is 550kN triple strain insulator string N55FC.
6. the AC extra high voltage single-column according to claim 2 makes up strain tower double loop transposition gold utensil serial type system, it is characterized in that second strain insulator string is the 550kN triple strain insulator string N55PC that is configured to lead is guided to from a side of strain tower an other side of strain tower.
7. the AC extra high voltage single-column according to claim 2 makes up strain tower double loop transposition gold utensil serial type system, it is characterized in that the first wire jumper insulator string is the drainage wire jumper string TX2 that is configured between adjacent phase drainage and guarantees the UHV transmission line electric clearance.
8. according to the AC extra high voltage single-column of claim 2 combination strain tower double loop transposition gold utensil serial type system, it is characterized in that the second wire jumper insulator string is to be configured to the traction wire jumper of the supreme phase of phase conductor drainage down with wire jumper string TX4.
9. according to the AC extra high voltage single-column of claim 2 combination strain tower double loop transposition gold utensil serial type system, it is characterized in that the 3rd wire jumper insulator string is to be configured to the dangle wire jumper of last phase conductor from king-tower one side drainage to an other side with wire jumper string TX3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020690189 CN202094567U (en) | 2010-12-30 | 2010-12-30 | Double-loop transposition hardware string-shaped system of AC EHV single-column combined strain tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020690189 CN202094567U (en) | 2010-12-30 | 2010-12-30 | Double-loop transposition hardware string-shaped system of AC EHV single-column combined strain tower |
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| CN202094567U true CN202094567U (en) | 2011-12-28 |
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|---|---|---|---|
| CN 201020690189 Expired - Fee Related CN202094567U (en) | 2010-12-30 | 2010-12-30 | Double-loop transposition hardware string-shaped system of AC EHV single-column combined strain tower |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703304A (en) * | 2016-04-26 | 2016-06-22 | 中国电力工程顾问集团中南电力设计院有限公司 | Adjacent-phase-wire phase-changing structure for 500kV power transmission line |
| CN107780695A (en) * | 2017-09-13 | 2018-03-09 | 国核电力规划设计研究院有限公司 | A kind of double loop transposition tower and interchanging method |
| CN114268067A (en) * | 2021-11-17 | 2022-04-01 | 河南鼎力杆塔股份有限公司 | Transposition method of strain transposition tower |
-
2010
- 2010-12-30 CN CN 201020690189 patent/CN202094567U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703304A (en) * | 2016-04-26 | 2016-06-22 | 中国电力工程顾问集团中南电力设计院有限公司 | Adjacent-phase-wire phase-changing structure for 500kV power transmission line |
| CN107780695A (en) * | 2017-09-13 | 2018-03-09 | 国核电力规划设计研究院有限公司 | A kind of double loop transposition tower and interchanging method |
| CN114268067A (en) * | 2021-11-17 | 2022-04-01 | 河南鼎力杆塔股份有限公司 | Transposition method of strain transposition tower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: CHINA POWER ENGINEERING CONSULTING (GROUP) CORPORATION Patentee after: China Power Engineering Consulting Group Southwest Electric Power Design Institute Co., Ltd. Patentee after: Co., Ltd of Northeastern Electric Power Design Institute, China Power Engineering Consulting Group Corporation Patentee after: Co., Ltd of Huabei Power Design Inst., China Power Engineering Consulting Group Patentee after: Co., Ltd of Central Southern China Electric Power Design Institute, China Power Engineering Consulting Group Corporation Patentee after: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE CO., LTD. OF CHINA POWER ENGINEERING CONSULTING GROUP Patentee after: NORTH CHINA POWER ENGINEERING CO., LTD. OF CHINA POWER ENGINEERING CONSULTING GROUP Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: China Power Engineering Consulting Group Corporation Patentee before: Southwest Electric Power Design Institute of China Power Engineering Consulting Group Corporation Patentee before: Northeastern Electric Power Design Institute, China Power Engineering Consulting Group Corporation Patentee before: Huabei Power Design Inst., China Power Engineering Consulting Group Patentee before: Central Southern China Electric Power Design Institute, China Power Engineering Consulting Group Cor Patentee before: Northwest Electric Power Design Institute, China Power Engineering Consulting Group Corporation Patentee before: North China Electric Power Design Institute of China Power Engineering Consulting Group Corporation |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111228 Termination date: 20181230 |