CN105703299A - Current-disturbing anti-galloping device for multi-split conductors - Google Patents
Current-disturbing anti-galloping device for multi-split conductors Download PDFInfo
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- CN105703299A CN105703299A CN201410697008.8A CN201410697008A CN105703299A CN 105703299 A CN105703299 A CN 105703299A CN 201410697008 A CN201410697008 A CN 201410697008A CN 105703299 A CN105703299 A CN 105703299A
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- inner frame
- air flow
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- multiple fission
- flow spoiler
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Abstract
The invention relates to a current-disturbing anti-galloping device for multi-split conductors. The anti-galloping device comprises a frame and wire clamps disposed on the frame, and the wire clamps are perpendicular to the axial direction of the frame and are disposed outward. The anti-galloping device is characterized in that an inner frame is disposed in the same plane as the frame, the frame is axially provided with fixing columns, and current disturbing wires are wound on the fixing columns. The anti-galloping device is suitable for preventing multi-split transmission lines from galloping. By designing and improving a common multi-split spacer, the characteristics of the flow field between multi-split conductors are effectively changed, wire galloping energy is absorbed, the galloping rate of transmission lines is reduced, and the safety and reliability of lines are improved.
Description
Technical field
The present invention relates to a kind of power equipment gold utensil, in particular to a kind of multiple fission conductor air flow spoiler。
Background technology
Along with growing continuously and fast of need for electricity, the quickening of electric power development speed, power industry fast development。Optimize energy resources configuration, ensure national energy security, provide high-quality, reliable supply of electric power for national economy and social development, be that the important mission built a harmonious socialist society is served in power industry。
On supertension line multiple division electricity transmission line wave that to have frequency low, amplitude is big, becomes the feature of one or n half waveshape in span。On typical supertension line, waving frequency is 0.15Hz～1Hz, wave that amplitude is span inside conductor sag 0.1～1 times。
The extent of injury of conductor galloping depends on the order of severity of conductor galloping, waves the version of duration and wire。The harm of transmission line galloping has: flashover causes system circuit breaker disconnection and wire arc burn, including wire destruction, wire distance to the ground deficiency, steel tower loosened fastener, the accumulative wire causing the effect of steel tower fatigue rupture, the fatigue rupture of strain insulator-string place, wire jumper fatigue rupture, conductor spacer and damper damage, insulator chain destruction and split conductor fault balanced balanced current to cause of waving at the disconnected stock of suspension clamp and conductor spacer place。
The power equipment many cracking separation rods stability being widely used on transmission line of electricity is poor, intensity is poor and prevents the ability of transmission line galloping also weak, and far from meeting, power industry extra-high voltage is remote, the needs of Great span conveying development。For solving these problems, it is necessary to keep higher distance to the ground when designed lines, installing control and wave device, the annual line maintenance amount needed is very big, and these will expend significantly high expense。
Along with the development of electrical network, transmission line of electricity distribution is also more and more wider, it is therefore desirable to provide a kind of corresponding technical scheme solving transmission line galloping。
According to flow field characteristic technical scheme between multiple fission conductor on the basis of common many cracking separation rods, it is additionally arranged the better wind damping fin of energy absorption performance, providing a kind of multiple fission conductor air flow spoiler, simple in construction, reduction multiple division electricity transmission line are waved and reliable and stable。
Summary of the invention
The technical problem to be solved in the present invention is: provides a kind of multiple fission conductor air flow spoiler, it is prevented that multiple division electricity transmission line is waved, improves the safety and reliability of circuit。
The present invention provides a kind of multiple fission conductor air flow spoiler, and it includes framework and which is provided with the wire clamp of axially vertical with it and outside setting；It is characterized in that being provided with inner frame on interior same plane with described framework, described framework is vertically installed with fixing post, described fixing post side is wound with turbulence piece。
Described inner frame is the circle or the polygon that are provided with hollow slots and fixing hole, and framework is polygon or circle。
Described fixing post be length more than 450 millimeters less than 1200 millimeters, diameter is more than 30 millimeters of cylinders less than 50 millimeters, and described turbulence piece is diameter is more than 10 millimeters of cylindrical section wires less than 20 millimeters。
Described fixing styletable face is connected with described inner frame。
The fixing hole being respectively arranged at two ends with connection internal and external frame of described stand connection。
Being horizontally disposed with two groups of fixing posts in described inner frame, described fixing post is fixed on the center of inner frame and the edge of inner frame。
Described turbulence piece is fixed around fixing post。
Described stand connection is symmetricly set on described fixing axis of a cylinder to both sides。
Described framework is parallel to its axial through hole。
Turbulence piece, by multiple fission conductor conductor spacer is improved, is arranged on conductor spacer by this patent。Turbulence piece stream field produces flow-disturbing effect, realizes the change of flow field characteristic between split conductor, thus reducing transmission line galloping odds。And around streamline can according to the intensity of different geographical or the wind of different time change suitable thickness around streamline。
With immediate prior art ratio, the invention have the benefit that
1. turbulence piece energy absorption performance is better, simple in construction, reduces waving and reliable and stable of multiple division electricity transmission line。
2. can change the fixing post around streamline and different length of different thicknesses according to the intensity of different geographical or the wind of different time, make the multiple fission conductor air flow spoiler scope of application wider, adapt to varying environment requirement。
3. inner frame arranges multiple fixing hole and can play the effect being easily installed。
4. outside framework is provided with multiple through hole, the effect play and save material, reducing cost。
5. inner frame there is hollow slots, the effect play and save material, reducing cost。
Accompanying drawing explanation
Fig. 1 is existing multiple fission conductor conductor spacer top view。
Fig. 2 is the multiple fission conductor air flow spoiler top view of the present invention。
Fig. 3 is the multiple fission conductor air flow spoiler left view of the present invention。
Wherein, 1 wire clamp, 2 hollow slots, 3 frameworks, 4 inner frames, 5 stand connection, 6 turbulence piece, 7 fixing post, 8 fixing holes。
Detailed description of the invention
Example 1: as in figure 2 it is shown, a kind of multiple fission conductor air flow spoiler in example of the present invention, it includes framework 3 and which is provided with six wire clamps 1 of axially vertical with it and outside setting；It is characterized in that on interior same plane, being provided with inner frame 4 with described regular hexagon framework 3, described regular hexagon framework 3 is vertically installed with fixing post 7, described 14 fixing posts 7 are wound with turbulence piece 6。
Inner frame 4 is the circle being provided with hollow slots 2 and fixing hole 8, and framework 3 is regular hexagon。
Fixing post 7 length is 460 millimeters, and diameter is the cylinder of 35 millimeters, and described turbulence piece 6 is cylindrical section wires that diameter is 12 millimeters。
Fixing post 7 end face is connected with described inner frame 4。
The fixing hole being respectively arranged at two ends with connection internal and external frame of four stand connection 5。
Being horizontally disposed with two groups of fixing posts 7 in inner frame 4, often group has described in seven fixing posts 7 to fix post 7 and is fixed on the center of inner frame 4 and the edge of inner frame 4。
Turbulence piece 6 is fixed around fixing post 7。
Four stand connection 5 are symmetricly set on the described axial both sides of fixing post 7。
Framework 3 is parallel to its axial through hole。
When wind is to fixing post 7, wind is produced different flow fields by turbulence piece 6 and then windward side wire tail stream is carried out disturbance and power consumption。By carrying out disturbing to split conductor interior flow field and consuming energy, reach to slow down the effect of energy accumulation on split conductor, suppress the generation waved simultaneously。
Example 2: a kind of multiple fission conductor air flow spoiler in example of the present invention, the invention mainly comprises: framework 3 and six wire clamps 1 which is provided with axially vertical with it and outside setting；Circular frame 3 is provided with inner frame 4 on interior same plane, circular frame 3 is vertically installed with on 7,14 fixing posts 7 of fixing post and is wound with turbulence piece 6。
Inner frame 4 is the circle being provided with hollow slots 2 and fixing hole 8, and framework 3 is circular。
Fixing post 7 length is 800 millimeters, and diameter is the cylinder of 40 millimeters, and described turbulence piece 6 is cylindrical section wires that diameter is 13 millimeters。
Fixing post 7 end face is connected with described inner frame 4。
The fixing hole being respectively arranged at two ends with connection internal and external frame of four stand connection 5。
Being horizontally disposed with two groups of fixing posts 7 in inner frame 4, often group has described in seven fixing posts 7 to fix post 7 and is fixed on the center of inner frame 4 and the edge of inner frame 4。
Turbulence piece 6 is fixed around fixing post 7。
Four stand connection 5 are symmetricly set on the described axial both sides of fixing post 7。
Framework 3 is parallel to its axial through hole。
When wind is to fixing post 7, wind is produced different flow fields by turbulence piece 6 and then windward side wire tail stream is carried out disturbance and power consumption。By carrying out disturbing to split conductor interior flow field and consuming energy, reach to slow down the effect of energy accumulation on split conductor, suppress the generation waved simultaneously。
Example 3: a kind of multiple fission conductor air flow spoiler in example of the present invention, the invention mainly comprises: octagon framework 3 and six wire clamps 1 which is provided with axially vertical with it and outside setting；Octagon framework 3 is provided with inner frame 4 on interior same plane, octagon framework 3 is vertically installed with on 7,18 fixing posts 7 of fixing post and is wound with turbulence piece 6。
Inner frame 4 is the circle being provided with hollow slots 2 and fixing hole 8, and framework 3 is octagon。
Fixing post 7 length is 800 millimeters, and diameter is the cylinder of 40 millimeters, and described turbulence piece 6 is cylindrical section wires that diameter is 13 millimeters。
Fixing post 7 end face is connected with described inner frame 4。
The fixing hole being respectively arranged at two ends with connection internal and external frame of four stand connection 5。
Being horizontally disposed with two groups of fixing posts 7 in inner frame 4, often group has described in nine fixing posts 7 to fix post 7 and is fixed on the center of inner frame 4 and the edge of inner frame 4。
Turbulence piece 6 is fixed around fixing post 7。
Six stand connection 5 are symmetricly set on the described axial both sides of fixing post 7。
Framework 3 is parallel to its axial through hole。
When wind is to fixing post 7, wind is produced different flow fields by turbulence piece 6 and then windward side wire tail stream is carried out disturbance and power consumption。By carrying out disturbing to split conductor interior flow field and consuming energy, reach to slow down the effect of energy accumulation on split conductor, suppress the generation waved simultaneously。
Above example is only in order to illustrate that technical scheme is not intended to limit; although the present invention being described in detail with reference to above-described embodiment; the specific embodiment of the present invention still can be modified or equivalent replacement by those of ordinary skill in the field; and these without departing from any amendment of spirit and scope of the invention or equivalent are replaced, within the claim protection model of its present invention all awaited the reply in application。
Claims (9)
1. a multiple fission conductor air flow spoiler, including: framework (3) and the wire clamp (1) which is provided with axially vertical with it and outside setting；It is characterized in that on interior same plane, being provided with inner frame (4) with described framework (3), described framework (3) is axially arranged fixing post (7), and described fixing post (7) side is wound with turbulence piece (6)。
2. a kind of multiple fission conductor air flow spoiler as claimed in claim 1, it is characterized in that, described inner frame (4) is the circle or the polygon that are provided with hollow slots (2) and fixing hole (8), and framework (3) is polygon or circle。
3. a kind of multiple fission conductor air flow spoiler as claimed in claim 1, it is characterized in that, described fixing post (7) for length more than 450 millimeters less than 1200 millimeters, diameter is more than 30 millimeters of cylinders less than 50 millimeters, and described turbulence piece (6) is more than 10 millimeters of cylindrical section wires less than 20 millimeters for diameter。
4. a kind of multiple fission conductor air flow spoiler as claimed in claim 1, it is characterised in that described fixing post (7) end face is connected with described inner frame (4)。
5. a kind of multiple fission conductor air flow spoiler as claimed in claim 1, it is characterised in that the fixing hole being respectively arranged at two ends with connection internal and external frame of described stand connection (5)。
6. a kind of multiple fission conductor wind damping anti-galloping device as claimed in claim 1, it is characterized in that, being horizontally disposed with two groups of fixing posts (7) in described inner frame (4), described fixing post (7) is fixed on the center of inner frame (4) and the edge of inner frame (4)。
7. a kind of multiple fission conductor air flow spoiler as claimed in claim 1, it is characterised in that described turbulence piece (6) is fixed around fixing post (7)。
8. a kind of multiple fission conductor air flow spoiler as claimed in claim 1, it is characterised in that described stand connection (5) is symmetricly set on described inner frame (4) radially opposite sides。
9. a kind of multiple fission conductor air flow spoiler as claimed in claim 1, it is characterised in that be parallel to its axial through hole on described framework (3)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410697008.8A CN105703299B (en) | 2014-11-26 | 2014-11-26 | A kind of multiple fission conductor air flow spoiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410697008.8A CN105703299B (en) | 2014-11-26 | 2014-11-26 | A kind of multiple fission conductor air flow spoiler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105703299A true CN105703299A (en) | 2016-06-22 |
| CN105703299B CN105703299B (en) | 2018-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201410697008.8A Active CN105703299B (en) | 2014-11-26 | 2014-11-26 | A kind of multiple fission conductor air flow spoiler |
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| CN (1) | CN105703299B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980592A (en) * | 2019-04-03 | 2019-07-05 | 东北电力大学 | A kind of anti-dancing device of conducting wire |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1079373A (en) * | 1976-06-07 | 1980-06-10 | Olaf Nigol | Galloping control in bundle conductor transmission lines |
| DE4135120A1 (en) * | 1991-10-24 | 1993-04-29 | Abb Patent Gmbh | Damping device for overhead cables connected to armatures - clamps cables at one corner of frame with vibration damper connected to another corner |
| US6372984B1 (en) * | 1999-10-21 | 2002-04-16 | Tyco Electronics Logistics Ag | Conductor galloping control device and method of installation |
| CN201910604U (en) * | 2010-12-23 | 2011-07-27 | 刘洋 | Swing-hammer type energy conversion anti-wave hardware tool |
| CN203026883U (en) * | 2013-01-06 | 2013-06-26 | 吉林省电力有限公司检修公司 | Damping rubber galloping preventing spacer |
| CN203243004U (en) * | 2013-05-22 | 2013-10-16 | 南京电力金具设计研究院 | Anti-galloping hardware |
| CN204304370U (en) * | 2014-11-26 | 2015-04-29 | 国家电网公司 | A kind of multiple fission conductor air flow spoiler |
-
2014
- 2014-11-26 CN CN201410697008.8A patent/CN105703299B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1079373A (en) * | 1976-06-07 | 1980-06-10 | Olaf Nigol | Galloping control in bundle conductor transmission lines |
| DE4135120A1 (en) * | 1991-10-24 | 1993-04-29 | Abb Patent Gmbh | Damping device for overhead cables connected to armatures - clamps cables at one corner of frame with vibration damper connected to another corner |
| US6372984B1 (en) * | 1999-10-21 | 2002-04-16 | Tyco Electronics Logistics Ag | Conductor galloping control device and method of installation |
| CN201910604U (en) * | 2010-12-23 | 2011-07-27 | 刘洋 | Swing-hammer type energy conversion anti-wave hardware tool |
| CN203026883U (en) * | 2013-01-06 | 2013-06-26 | 吉林省电力有限公司检修公司 | Damping rubber galloping preventing spacer |
| CN203243004U (en) * | 2013-05-22 | 2013-10-16 | 南京电力金具设计研究院 | Anti-galloping hardware |
| CN204304370U (en) * | 2014-11-26 | 2015-04-29 | 国家电网公司 | A kind of multiple fission conductor air flow spoiler |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980592A (en) * | 2019-04-03 | 2019-07-05 | 东北电力大学 | A kind of anti-dancing device of conducting wire |
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| CN105703299B (en) | 2018-06-26 |
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Effective date of registration: 20160623 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: China Electric Power Research Institute Applicant after: State Grid Jibei Electric Power Company Limited Applicant after: Electric Power Sciences Research Institute of State Grid Jibei Electric Power Company Limited Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: China Electric Power Research Institute Applicant before: State Grid Jibei Electric Power Company Limited |
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