CN202308976U - Jumper structure of direct-current line of vertical type strain tower - Google Patents
Jumper structure of direct-current line of vertical type strain tower Download PDFInfo
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- CN202308976U CN202308976U CN2011203054486U CN201120305448U CN202308976U CN 202308976 U CN202308976 U CN 202308976U CN 2011203054486 U CN2011203054486 U CN 2011203054486U CN 201120305448 U CN201120305448 U CN 201120305448U CN 202308976 U CN202308976 U CN 202308976U
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Abstract
The utility model provides a jumper structure of a direct-current line of a vertical type strain tower, concretely comprising a flexible jumper (1), a tubular bus (2) and an insulator chain (3), wherein the flexible jumper (1) is connected with two ends of the tubular bus (2) by a three-to-one cable clamp (5), two strain insulator chains (3) are arranged above the tubular bus (2) and are connected with the flexible jumper (1) by a fitting, a voltage-balancing shading ring (4) is respectively arranged at each of the connecting parts of the tubular bus (2) and the insulator chains (3), and the strain insulator chains (3) are connected with a tower body of the vertical type strain tower by fittings. The jumper structure disclosed by the utility model can solve the jumper problem of a power transmission line of a vertical type tower frame, save the line channel and has good economic and social benefits.
Description
Technical field
The utility model relates to a kind of DC line of strain tower around the flexible jumper line structure, and the DC line that relates to a kind of vertical-type strain tower particularly is around jumping structure.
Background technology
Along with maintaining sustained and rapid growth of China's economy, more and more vigorous to the demand of electric power, require further to accelerate west area power supply exploitation, strengthen the dynamics of transferring electricity from the west to the east, realize that the western and eastern's initiative and advantages of the localities are complementary, optimize power supply and electric network composition.Also press for simultaneously and progressively improve transmission line capacity and electric pressure, the UHV transmission line engineering is built in development.
Conventional DC line adopts horizontal mode, horizontally extra-high voltage direct-current circuit flexible jumper employing flexible jumper under direct connected mode; The advantage of this arrangement mode is that iron tower is lighter; The body investment is less, and shortcoming is the corridor broad, and the removal scope is bigger.Under horizontal mode situation, the strain tower flexible jumper adopts straight jumping mode, and is simple and convenient.But, horizontally can't satisfy existing ± 800kV extra high voltage direct current transmission line corridor requirement in the location of corridor anxiety.± 800kV extra high voltage direct current transmission line vertical-type tower can be saved line channel, a large amount of minimizing torn room and construction investment open.Right ± 800kV extra high voltage direct current transmission line vertical-type strain tower is around jumping design, and the F type tower of vertical arrangement is used for engineering reality, can significantly reduce housing demolition and construction investment.
Summary of the invention
The purpose of the utility model is to provide a kind of novel DC line that is used for the vertical strain tower of extra-high voltage direct-current around jumping structure, and this structure can be complementary with the mechanical performance of the lead that can adopt with the big leap of extra-high voltage direct-current, and can significantly improve anti-thunderbolt ability.
In the first aspect of the utility model, the DC line that the vertical strain tower of a kind of extra-high voltage direct-current is provided comprises flexible jumper (1), pipe female (2), insulator string (3) around jumping structure;
Flexible jumper (1) becomes a wire clamp (5) through three and is connected with the two ends of pipe female (2);
Pipe female (2) top is provided with at least two strain insulator strings (3);
Insulator string (3) is connected through gold utensil with pipe female (2);
Junction between flexible jumper (1), pipe female (2) and the insulator string (3) is respectively arranged with all presses shading ring (4);
Strain insulator string (3) is connected through the body of the tower of gold utensil with the vertical-type strain tower.
In another preference, pipe female (2) top is provided with at least two strain insulator strings (3)
In another preference, jumping around structure is to make progress around jumping pattern, and pipe female (2) is positioned at the top of flexible jumper (1).
In another preference, it is crooked that the aluminum pipe (51) of three change one wire clamps (5) is 40～50 degree downwards.
Preferably, the aluminum pipe (51) of three change one wire clamps (5) is into being 45 degree downwards.
In another preference, three become a wire clamp (5) comprises a plurality of aluminum pipe (51) and aluminum pipes (52) that are 0 degree welding to body of the tower that are 10～20 degree welding to body of the tower.
In another preference, three become a wire clamp comprises 5 aluminum pipes (51), and said aluminum pipe (51) is 15 degree welding to body of the tower.
In another preference, flexible jumper (1) is connected with the DC line lead through yoke plate (6).
In another preference, strain insulator string (3) is connected in body of the tower through link plate, yoke plate and U type link, forms an integral body.
In another preference, link plate adopts Z type, P type or flat pattern link plate, and described yoke plate adopts P type yoke plate.
In another preference, be I type structure between the strain insulator string, and be up-narrow and down-wide structure.
In another preference, pipe female (2) also is provided with 5～8 weights (21).
In the second aspect of the utility model, a kind of vertical-type strain tower of super high voltage direct current electricity transmission line is provided, strain tower comprises:
The vertical-type body of the tower;
The direct current transportation lead;
Vertical-type strain tower DC line mentioned above around jumping structure,
Wherein, the direct current transportation lead links to each other with body of the tower around jumping structure through said.
In another preference, the body of the tower of described vertical-type strain tower is the F type.
In should be understood that in the utility model scope, above-mentioned each technical characterictic of the utility model and hereinafter can mutual combination between specifically described each technical characterictic in (like embodiment), thus constitute new or optimized technical scheme.As space is limited, this tired no longer one by one stating.
Description of drawings
Fig. 1 is that the strain tower flexible jumper of the utility model makes progress around the structural representation of the mode of jumping;
Fig. 2 A is the structural representation that three of the utility model becomes a wire clamp;
Fig. 2 B is the left view that three of the utility model becomes a wire clamp;
Fig. 3 is that the strain tower flexible jumper of the utility model makes progress around the partial enlarged drawing of the mode of jumping;
Fig. 4 is that the strain tower of the utility model makes progress around the female partial enlarged drawing of the pipe of the mode of jumping around wire jumper.
Embodiment
The inventor of the utility model is finding after the jumping structure has been carried out extensive and deep research DC power transmission line vertical-type strain tower; ± 800kV extra high voltage direct current transmission line vertical-type tower can be saved line channel, a large amount of minimizing torn room and construction investment open.Right ± 800kV extra high voltage direct current transmission line vertical-type strain tower is around jumping design, and the F type tower of vertical arrangement is used for engineering reality, can significantly reduce housing demolition and construction investment, and reach good transmission of electricity effect.On this basis, accomplished the utility model.
Term
As used herein, term " extra high voltage direct current transmission line " refers at least ± DC power transmission line of 600kV, for example ± 800kV, ± the 1000kV DC power transmission line.
As used herein, term " pipe is female " and " hard wire jumper " interchangeable use all refer between flexible jumper, play the hard wire jumper part of interconnect function.
Vertical-type strain tower DC line around jumping structure
Referring to Fig. 1, be a preference of the utility model, dc wire and flexible jumper 1 are connected through yoke plate, flexible jumper 2 upwards around skip to the female 2 one kinds of vertical-type strain tower DC lines of pipe around jumping structure, comprise female 2, the insulator string 3 of flexible jumper 1, pipe.Flexible jumper 1 becomes a wire clamp 5 through three and is connected with the two ends of said pipe female 2; Hard wire jumper 2 is positioned at the top of flexible jumper 1; Around jump structure for upwards around jumping pattern, manage female 2 tops and be provided with two strain insulator strings 3, insulator string 3 and pipe mother 2 are connected through gold utensil; Junction between flexible jumper 1, pipe female 2 and the insulator string 3 is respectively arranged with all presses shading ring 4, and described flexible jumper 1 is connected with the DC line lead through yoke plate 6.Strain insulator string 3 is connected through the body of the tower of gold utensil with the vertical-type strain tower.Be I type structure between the strain insulator string 3, and be up-narrow and down-wide structure.
Referring to Fig. 2 A, 2B, three become a wire clamp 5 comprises that six aluminum pipes are like A, B, C, D, E, F among the figure.It is crooked that the aluminum pipe 51 of three changes, one wire clamp 5 is 40～50 degree downwards.Wherein five aluminum pipes 51 that are 10～20 degree welding to body of the tower are the aluminum pipes 52 that 0 degree welds with one to body of the tower.
Referring to Fig. 3, in another preference, strain insulator string 3 adopts link plate, yoke plate, U type link to connect into an integral body with body of the tower.Link plate adopts Z type, P type or flat pattern link plate, and yoke plate adopts P type yoke plate.Concrete connected mode does; Pipe female 2 is connected to insulator string 2 successively by link plate 31, yoke plate 32, U type link 33, and insulator string 2 is connected in body of the tower cross-arm position successively by U type link 33, flat pattern link plate 34, P type link plate 35, Z type link plate 36, L type yoke plate 37, gold utensil 9.
Referring to Fig. 4, pipe female 2 also is provided with 5～8 weights 21, is used for the deformation that the balance flexible jumper produces managing female downward active force, prevents to manage female crooked.
The vertical-type strain tower
The utility model also provides a kind of vertical-type strain tower, and it comprises:
The vertical-type body of the tower;
The direct current transportation lead;
The vertical-type strain tower DC line that the utility model is above-mentioned around jumping structure, wherein, described direct current transportation lead links to each other with body of the tower around the jumping structure through said.
Vertical-type strain tower (especially F type body of the tower) has been not only through having solved the rich suspension problem of jumping such as I serial type formula etc., and through adopting three to become means such as a wire clamp, realizes that flexible jumper is connected with the pipe mother, has solved stressed and buckling problem.Therefore, long service life, maintenance workload is low.
Major advantage
The utility model not only through having solved the rich suspension problem of jumping such as I serial type formula etc., and, realize that flexible jumper is connected with the pipe mother, has solved stressed and buckling problem through adopting three to become means such as a wire clamp.Therefore, has long service life, advantage such as maintenance workload is low.In addition, this vertical-type strain tower DC line around jumping structure applications in the vertical-type strain tower, can save line channel, reduce housing demolition, favorable economic benefit and social benefit are arranged.
A certain test ± the kV800 extra high voltage direct current transmission line in; Adopt the vertical-type strain tower DC line shown in Fig. 1-4 around jumping structure; Pipe female 2 is connected to insulator string 2 successively by link plate 31, yoke plate 32, U type link 33, and insulator string 2 is connected in body of the tower cross-arm position successively by U type link 33, flat pattern link plate 34, P type link plate 35, Z type link plate 36, L type yoke plate 37, gold utensil 9.Pipe female 2 also is provided with 7 weights 21.
Through test, two synthetic insulators of this structure are stressed evenly, and insulator string moves outward with the female tie point of pipe, and it is female crooked to reduce pipe.Can be under the prerequisite that guarantees the work transmission line safe operation, the solution vertical-type tower of economical rationality around jumping design challenges, improved the vertical-type tower around the stressed and buckling problem of jumping, long service life.
Referring to Fig. 2 A, 2B; Embodiment 2 is optimized around jumping structure according to embodiment 1 DC line, and difference is that it is crooked that the aluminum pipe 51 that present embodiment three becomes a wire clamp 5 is 45 degree downwards; And aluminum pipe (51) is 15 degree welding to body of the tower, and aluminum pipe (52) is 0 degree welding to body of the tower.
This structure is to the design of the exit angle of each wire clamp, can solve the active force of 1 pair of pipe of flexible jumper female 2, causes managing female 2 crooked problems, better optimize DC power transmission line around jumping structure.
All documents in that the utility model is mentioned are all quoted as a reference in this application, are just quoted such as a reference separately as each piece document.Should be understood that in addition after having read the above-mentioned teachings of the utility model, those skilled in the art can do various changes or modification to the utility model, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Claims (10)
- A vertical-type strain tower DC line around jumping structure, comprise flexible jumper (1), pipe female (2), insulator string (3), it is characterized in that:Said flexible jumper (1) becomes a wire clamp (5) through three and is connected with the two ends of said pipe female (2);Said pipe female (2) top is provided with at least two strain insulator strings (3);Said insulator string (3) is connected through gold utensil with pipe female (2);Junction between said flexible jumper (1), pipe female (2) and the insulator string (3) is respectively arranged with all presses shading ring (4);Said strain insulator string (3) is connected through the body of the tower of gold utensil with the vertical-type strain tower.
- 2. vertical-type strain tower DC line according to claim 1 around jumping structure, it is characterized in that: said jumping around structure for upwards around jumping pattern, said pipe female (2) is positioned at the top of flexible jumper (1).
- 3. vertical-type strain tower DC line according to claim 1 around jumping structure, it is characterized in that: said three become wire clamps (5) aluminum pipe (51) to be 40～50 degree downwards crooked.
- 4. vertical-type strain tower DC line according to claim 1 around jumping structure, it is characterized in that: said three become wire clamps (5) comprises that a plurality of aluminum pipes (51) that are 10～20 degree welding to body of the tower are the aluminum pipes (52) that 0 degree welds with one to body of the tower.
- 5. vertical-type strain tower DC line according to claim 1 around jumping structure, it is characterized in that: said flexible jumper (1) is connected with the DC line lead through yoke plate (6).
- 6. vertical-type strain tower DC line according to claim 1 around jumping structure, it is characterized in that: said strain insulator string (3) is connected in body of the tower through link plate, yoke plate and U type link, forms an integral body.
- 7. vertical-type strain tower DC line according to claim 6 around jumping structure, it is characterized in that: said link plate adopts Z type, P type or flat pattern link plate, said yoke plate adopts P type yoke plate.
- 8. vertical-type strain tower DC line according to claim 1 around jumping structure, it is characterized in that: be I type structure between the said strain insulator string, and be up-narrow and down-wide structure.
- 9. vertical-type strain tower DC line according to claim 1 around jumping structure, it is characterized in that: said pipe female (2) also is provided with 5～8 weights (21).
- 10. the vertical-type strain tower of a super high voltage direct current electricity transmission line is characterized in that, described strain tower comprises:The vertical-type body of the tower;The direct current transportation lead;Among the claim 1-9 arbitrary said vertical-type strain tower DC line around jumping structure,Wherein, said direct current transportation lead links to each other with body of the tower around jumping structure through said.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203054486U CN202308976U (en) | 2011-08-22 | 2011-08-22 | Jumper structure of direct-current line of vertical type strain tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203054486U CN202308976U (en) | 2011-08-22 | 2011-08-22 | Jumper structure of direct-current line of vertical type strain tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202308976U true CN202308976U (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203054486U Expired - Lifetime CN202308976U (en) | 2011-08-22 | 2011-08-22 | Jumper structure of direct-current line of vertical type strain tower |
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| Country | Link |
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| CN (1) | CN202308976U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103812066A (en) * | 2014-03-14 | 2014-05-21 | 中国能源建设集团山西省电力勘测设计院 | Compact to conventional transition middle-phase jumper device for 500kV power transmission circuit |
| CN104505788A (en) * | 2015-01-04 | 2015-04-08 | 湖北兴和电力新材料股份有限公司 | Large-span suspension type tubular bus-bar multiple-hanging-point combined metal fitting and mounting method thereof |
| CN105762741A (en) * | 2016-04-14 | 2016-07-13 | 中国能源建设集团山西省电力勘测设计院有限公司 | Aluminum tube wire jumper device used on double-loop transposition tower |
-
2011
- 2011-08-22 CN CN2011203054486U patent/CN202308976U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103812066A (en) * | 2014-03-14 | 2014-05-21 | 中国能源建设集团山西省电力勘测设计院 | Compact to conventional transition middle-phase jumper device for 500kV power transmission circuit |
| CN104505788A (en) * | 2015-01-04 | 2015-04-08 | 湖北兴和电力新材料股份有限公司 | Large-span suspension type tubular bus-bar multiple-hanging-point combined metal fitting and mounting method thereof |
| CN105762741A (en) * | 2016-04-14 | 2016-07-13 | 中国能源建设集团山西省电力勘测设计院有限公司 | Aluminum tube wire jumper device used on double-loop 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: 200063 Wuning Road, Shanghai, No. 409, No. Patentee after: Co., Ltd of Huabei Power Design Inst., China Power Engineering Consulting Group Address before: 200063 Wuning Road, Shanghai, No. 409, No. Patentee before: Huabei Power Design Inst., China Power Engineering Consulting Group |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |