CN204941011U - Steel tower arranged in double loop " door " font - Google Patents
Steel tower arranged in double loop " door " font Download PDFInfo
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- CN204941011U CN204941011U CN201520757230.2U CN201520757230U CN204941011U CN 204941011 U CN204941011 U CN 204941011U CN 201520757230 U CN201520757230 U CN 201520757230U CN 204941011 U CN204941011 U CN 204941011U
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- arm
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- upper conductor
- tower body
- lower wire
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Abstract
Steel tower arranged in double loop " door " font, and comprise left tower body and right tower body, the top left side of left tower body is provided with cross-arm on the left of upper conductor, and the top right side of right tower body is provided with cross-arm on the right side of upper conductor; Be provided with cross-arm in the middle part of upper conductor between cross-arm on the right side of cross-arm and upper conductor on the left of upper conductor, in the middle part of left tower body, upper conductor, cross-arm and right tower body are arranged in " door " font; On the left of upper conductor, in the middle part of cross-arm, upper conductor, on the right side of cross-arm and upper conductor, cross-arm forms upper conductor cross-arm jointly; The left side of left tower body is also provided with cross-arm on the left of lower wire, and the right side of right tower body is also provided with cross-arm on the right side of lower wire; On the left of lower wire, on the right side of cross-arm and lower wire, cross-arm forms lower wire cross-arm jointly.Use the utility model; decrease a layer conductor cross-arm; be beneficial to reduce whole steel tower height; reduce steel tower steel and basic role power; and then reduce base concrete side's amount, the multiple requirements such as the air gap, electromagnetic environment, lead wire and earth wire horizontal-shift, ice-shedding, ground wire shielding angle and structure stress can be met.
Description
Technical field
The utility model relates to a kind of double loop " door " font and arranges steel tower.
Background technology
At present, conventional dual loop transmission line tangent tower adopts " drum " type to arrange (see Fig. 1).The tower head of conventional dual loop transmission line tangent tower is made up of earth wire rack, upper conductor cross-arm, middle wire cross-arm, lower wire cross-arm, tower body, wherein earth wire rack, upper conductor cross-arm, middle wire cross-arm, lower wire cross-arm directly bear the leading of power transmission tower, line load, by cross-arm, load is passed to tower body.Conventional upper, middle and lower three layer conductor cross-arm layout pattern makes whole tower height high, height variation factor of wind pressure and Wind Load Adjustment Coefficients large, its lead wire and earth wire wind load and tower body, cross-arm wind load strengthen, and member stress is large, steel tower is relatively heavier, and base concrete side's amount is relatively large.
Utility model content
The technical problems to be solved in the utility model is, overcomes the above-mentioned defect that prior art exists, provides one effectively can reduce tower height, and steel tower arranged in double loop " door " font reducing steel tower steel and base concrete side's amount.
The utility model solves the technical scheme that its technical problem adopts:
Steel tower arranged in double loop " door " font, and comprise left tower body and right tower body, the top left side of left tower body is provided with cross-arm on the left of upper conductor, and the top right side of right tower body is provided with cross-arm on the right side of upper conductor; Be provided with cross-arm in the middle part of upper conductor between cross-arm on the right side of cross-arm and upper conductor on the left of upper conductor, in the middle part of upper conductor, one end of cross-arm is set up in left tower body top, and in the middle part of upper conductor, the other end of cross-arm is set up in right tower body top; In the middle part of left tower body, upper conductor, cross-arm and right tower body are arranged in " door " font; On the left of upper conductor, in the middle part of cross-arm, upper conductor, on the right side of cross-arm and upper conductor, cross-arm is positioned in same level, and on the left of upper conductor, in the middle part of cross-arm, upper conductor, on the right side of cross-arm and upper conductor, cross-arm forms upper conductor cross-arm jointly; The left side of left tower body is also provided with cross-arm on the left of lower wire, and the right side of right tower body is also provided with cross-arm on the right side of lower wire; On the left of lower wire, on the right side of cross-arm and lower wire, cross-arm is positioned in same level, and on the left of lower wire, on the right side of cross-arm and lower wire, cross-arm forms lower wire cross-arm jointly.
Further, the top of described upper conductor cross-arm is arranged with two earth wire supports.
Further, on the left of described upper conductor, the below of cross-arm is provided with first " V " shape insulator, and the two ends of first " V " shape insulator are connected with cross-arm two ends on the left of upper conductor respectively.In the middle part of upper conductor, the below of cross-arm is provided with second " V " shape insulator, and the two ends of second " V " shape insulator are connected with cross-arm two ends in the middle part of upper conductor respectively.On the right side of upper conductor, the below of cross-arm is provided with the 3rd " V " shape insulator, and the two ends of the 3rd " V " shape insulator are connected with cross-arm two ends on the right side of upper conductor respectively.
Further, on the left of described lower wire, the below of cross-arm is provided with the 4th " V " shape insulator, the 4th " V " two ends of shape insulator are connected with cross-arm two ends on the left of lower wire respectively.Be provided with the 5th " V " shape insulator between cross-arm on the right side of cross-arm and lower wire on the left of lower wire, one end and the left tower body of the 5th " V " shape insulator are connected, and the other end and the right tower body of the 5th " V " shape insulator are connected.On the right side of described lower wire, the below of cross-arm is provided with the 6th " V " shape insulator, and the two ends of the 6th " V " shape insulator are connected with cross-arm two ends on the right side of lower wire respectively.
Use the utility model, can be used for hanging two-way three-phase conducting wire, the left lower end being hung on first " V " shape insulator mutually of first via three-phase conducting wire, the lower end of second " V " shape insulator is hung on mutually, the right lower end being hung on the 3rd " V " shape insulator mutually of first via three-phase conducting wire in first via three-phase conducting wire.The left lower end being hung on the 4th " V " shape insulator mutually of the second road three-phase conducting wire, is hung on the lower end of the 5th " V " shape insulator mutually in the second road three-phase conducting wire, the right lower end being hung on the 6th " V " shape insulator mutually of the second road three-phase conducting wire.Ground wire is hung on earth wire support.
The utility model adopts " door " font arrangement, compared to existing conventional dual loop transmission line tangent tower, decrease a layer conductor cross-arm, be beneficial to reduce whole steel tower height, reduce steel tower steel and basic role power, and then reduce base concrete side's amount, the multiple requirements such as the air gap, electromagnetic environment, lead wire and earth wire horizontal-shift, ice-shedding, ground wire shielding angle and structure stress can be met; Be conducive to reducing height variation factor of wind pressure and Wind Load Adjustment Coefficients, and then reduce wire wind load, ground wire wind load and tower body, cross-arm wind load, reduce steel tower external loads stressed, reduce tower weight, reduce work transmission line investment.On structural shape, cancel in the middle part of lower cross-arm and connect steel truss, adopt insulator to connect, both can save steel, again by part of horizontal and the vertical load of bomb on the right side of cross-arm on the left of " V " shape insulator balance lower wire and lower wire.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing conventional dual loop transmission line tangent tower;
Fig. 2 is the structural representation that steel tower arranged in the utility model double loop " door " font.
In figure: 1---left tower body; 2---right tower body; 3---cross-arm on the left of upper conductor; 4---cross-arm on the right side of upper conductor; 5---cross-arm in the middle part of upper conductor; 6---cross-arm on the left of lower wire; 7---cross-arm on the right side of lower wire; 8---earth wire support; 9---first " V " shape insulator; 10---second " V " shape insulator; 11---the 3rd " V " shape insulator; 12---the 4th " V " shape insulator; 13---the 5th " V " shape insulator; 14---the 6th " V " shape insulator.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
With reference to Fig. 2, the present embodiment comprises left tower body 1 and right tower body 2, and the top left side of left tower body 1 is provided with cross-arm 3 on the left of upper conductor, and the top right side of right tower body 2 is provided with cross-arm 4 on the right side of upper conductor; Be provided with cross-arm 5 in the middle part of upper conductor between cross-arm 4 on the right side of cross-arm 3 and upper conductor on the left of upper conductor, in the middle part of upper conductor, one end of cross-arm 5 is set up in left tower body 1 top, and in the middle part of upper conductor, the other end of cross-arm 5 is set up in right tower body 2 top; In the middle part of left tower body 1, upper conductor, cross-arm 5 and right tower body 2 are arranged in " door " font; On the left of upper conductor, in the middle part of cross-arm 3, upper conductor, on the right side of cross-arm 5 and upper conductor, cross-arm 4 is positioned in same level, and on the left of upper conductor, in the middle part of cross-arm 3, upper conductor, on the right side of cross-arm 5 and upper conductor, cross-arm 4 forms upper conductor cross-arm jointly; The left side of left tower body 1 is also provided with cross-arm 6 on the left of lower wire, and the right side of right tower body 2 is also provided with cross-arm 7 on the right side of lower wire; On the left of lower wire, on the right side of cross-arm 6 and lower wire, cross-arm 7 is positioned in same level, and on the left of lower wire, on the right side of cross-arm 6 and lower wire, cross-arm 7 forms lower wire cross-arm jointly.
The top of described upper conductor cross-arm is arranged with two earth wire supports 8.
The two ends that on the left of described upper conductor, the below of cross-arm 3 is provided with first " V " shape insulator 9, first " V " shape insulator 9 are connected with cross-arm on the left of upper conductor 3 two ends respectively.The two ends that in the middle part of upper conductor, the below of cross-arm 5 is provided with second " V " shape insulator 10, second " V " shape insulator 10 are connected with cross-arm in the middle part of upper conductor 5 two ends respectively.The two ends that on the right side of upper conductor, the below of cross-arm 4 is provided with the 3rd " V " shape insulator the 11, three " V " shape insulator 11 are connected with cross-arm on the right side of upper conductor 4 two ends respectively.
The two ends that on the left of described lower wire, the below of cross-arm 6 is provided with the 4th " V " shape insulator the 12, four " V " shape insulator 12 are connected with cross-arm on the left of lower wire 6 two ends respectively.The one end and the left tower body 1 that are provided with the 5th " V " shape insulator the 13, five " V " shape insulator 13 on the left of lower wire on the right side of cross-arm 6 and lower wire between cross-arm 7 are connected, and the other end and the right tower body 2 of the 5th " V " shape insulator 13 are connected.The two ends that on the right side of described lower wire, the below of cross-arm 7 is provided with the 6th " V " shape insulator the 14, six " V " shape insulator 14 are connected with cross-arm on the right side of lower wire 7 two ends respectively.
Use the utility model, can be used for hanging two-way three-phase conducting wire, the left lower end being hung on first " V " shape insulator 9 mutually of first via three-phase conducting wire, the lower end of second " V " shape insulator 10 is hung on mutually, the right lower end being hung on the 3rd " V " shape insulator 11 mutually of first via three-phase conducting wire in first via three-phase conducting wire.The left lower end being hung on the 4th " V " shape insulator 12 mutually of the second road three-phase conducting wire, is hung on the lower end of the 5th " V " shape insulator 13 mutually in the second road three-phase conducting wire, the right lower end being hung on the 6th " V " shape insulator 14 mutually of the second road three-phase conducting wire.Ground wire is hung on earth wire support.
Above detailed introduction is done to a kind of preferred embodiment of the present utility model.Described detailed description of the invention just understands core concept of the present utility model for helping.It should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify the protection domain also belonging to the utility model claim.
Claims (4)
1. steel tower arranged in double loop " door " font, and it is characterized in that, comprise left tower body and right tower body, the top left side of left tower body is provided with cross-arm on the left of upper conductor, and the top right side of right tower body is provided with cross-arm on the right side of upper conductor; Be provided with cross-arm in the middle part of upper conductor between cross-arm on the right side of cross-arm and upper conductor on the left of upper conductor, in the middle part of upper conductor, one end of cross-arm is set up in left tower body top, and in the middle part of upper conductor, the other end of cross-arm is set up in right tower body top; In the middle part of left tower body, upper conductor, cross-arm and right tower body are arranged in " door " font; On the left of upper conductor, in the middle part of cross-arm, upper conductor, on the right side of cross-arm and upper conductor, cross-arm is positioned in same level, and on the left of upper conductor, in the middle part of cross-arm, upper conductor, on the right side of cross-arm and upper conductor, cross-arm forms upper conductor cross-arm jointly; The left side of left tower body is also provided with cross-arm on the left of lower wire, and the right side of right tower body is also provided with cross-arm on the right side of lower wire; On the left of lower wire, on the right side of cross-arm and lower wire, cross-arm is positioned in same level, and on the left of lower wire, on the right side of cross-arm and lower wire, cross-arm forms lower wire cross-arm jointly.
2. steel tower arranged in double loop according to claim 1 " door " font, and it is characterized in that, the top of described upper conductor cross-arm is arranged with two earth wire supports.
3. steel tower arranged in double loop according to claim 1 and 2 " door " font, and it is characterized in that, on the left of described upper conductor, the below of cross-arm is provided with first " V " shape insulator, and the two ends of first " V " shape insulator are connected with cross-arm two ends on the left of upper conductor respectively; In the middle part of upper conductor, the below of cross-arm is provided with second " V " shape insulator, and the two ends of second " V " shape insulator are connected with cross-arm two ends in the middle part of upper conductor respectively; On the right side of upper conductor, the below of cross-arm is provided with the 3rd " V " shape insulator, and the two ends of the 3rd " V " shape insulator are connected with cross-arm two ends on the right side of upper conductor respectively.
4. steel tower arranged in double loop according to claim 1 and 2 " door " font, and it is characterized in that, on the left of described lower wire, the below of cross-arm is provided with the 4th " V " shape insulator, and the two ends of the 4th " V " shape insulator are connected with cross-arm two ends on the left of lower wire respectively; Be provided with the 5th " V " shape insulator between cross-arm on the right side of cross-arm and lower wire on the left of lower wire, one end and the left tower body of the 5th " V " shape insulator are connected, and the other end and the right tower body of the 5th " V " shape insulator are connected; On the right side of described lower wire, the below of cross-arm is provided with the 6th " V " shape insulator, and the two ends of the 6th " V " shape insulator are connected with cross-arm two ends on the right side of lower wire respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520757230.2U CN204941011U (en) | 2015-09-29 | 2015-09-29 | Steel tower arranged in double loop " door " font |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520757230.2U CN204941011U (en) | 2015-09-29 | 2015-09-29 | Steel tower arranged in double loop " door " font |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204941011U true CN204941011U (en) | 2016-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520757230.2U Expired - Fee Related CN204941011U (en) | 2015-09-29 | 2015-09-29 | Steel tower arranged in double loop " door " font |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204941011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201264A (en) * | 2015-09-29 | 2015-12-30 | 中国能源建设集团湖南省电力设计院有限公司 | Double-loop iron tower arranged in shape like Chinese character 'men' |
-
2015
- 2015-09-29 CN CN201520757230.2U patent/CN204941011U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201264A (en) * | 2015-09-29 | 2015-12-30 | 中国能源建设集团湖南省电力设计院有限公司 | Double-loop iron tower arranged in shape like Chinese character 'men' |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20160106 Termination date: 20210929 |