CN204230837U - A kind of multiple fission conductor wind damping anti-galloping device - Google Patents
A kind of multiple fission conductor wind damping anti-galloping device Download PDFInfo
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- CN204230837U CN204230837U CN201420725009.4U CN201420725009U CN204230837U CN 204230837 U CN204230837 U CN 204230837U CN 201420725009 U CN201420725009 U CN 201420725009U CN 204230837 U CN204230837 U CN 204230837U
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- wind damping
- wind
- multiple fission
- framework
- inner frame
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- 238000013016 damping Methods 0.000 title claims abstract description 71
- 239000004020 conductor Substances 0.000 title claims abstract description 44
- 230000004995 multiple fission Effects 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 abstract description 14
- 230000005611 electricity Effects 0.000 abstract description 6
- 238000005336 cracking Methods 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 8
- 230000006378 damage Effects 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Abstract
The utility model relates to a kind of multiple fission conductor wind damping anti-galloping device, and it comprises framework and which is provided with wire clamp that is axially vertical with it and that outwards arrange; Same plane in framework is provided with successively inner frame and wind damping fin.The utility model is applicable to prevent multiple division electricity transmission line from waving, by carrying out design and reconstruction to common many cracking separation rods, effectively change flow field characteristic between multiple fission conductor and absorb conductor galloping energy, reduce transmission line galloping odds, improve the safety and reliability of circuit.
Description
Technical field
The utility model relates to a kind of power equipment gold utensil, specifically relates to a kind of multiple fission conductor wind damping anti-galloping device.
Background technology
Along with growing continuously and fast of need for electricity, the quickening of electric power development speed, power industry fast development.Optimizing energy resources configuration, ensure national energy security, for national economy and social development provides high-quality, supply of electric power reliably, is that the important mission of building 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 large, becomes the feature of one or n half waveshape in span.On typical supertension line, waving frequency is 0.15Hz ~ 1Hz, waves 0.1 ~ 1 times that amplitude is span inside conductor sag.
The extent of injury of conductor galloping depend on conductor galloping the order of severity, wave lasting time and the version of wire.The harm of transmission line galloping has: flashover causes system circuit breaker to disconnect and wire arc burn, comprises wire destructions, wire distance to the ground deficiency, steel tower loosened fastener, adds up to wave the wire that causes steel tower fatigue rupture, the fatigue rupture of strain insulator-string place, wire jumper fatigue rupture, conductor spacer and stockbridge damper damage, insulator string destruction and the effect of bundle conductor fault balanced balanced current to cause and to break stock at suspension clamp and conductor spacer place.
Power equipment many cracking separation rods stability that transmission line is widely used is poor, intensity is poor and prevent the ability of transmission line galloping also weak, far can not meet that power industry ultra high voltage is remote, the needs of Great span conveying development.For addressing these problems, need to keep higher distance to the ground when designed lines, install control and wave device, the annual line maintenance amount needed is very large, and these will expend very high expense.
Along with the development of electrical network, transmission line distribution is also more and more wider, therefore needs to provide a kind of corresponding technical scheme solving transmission line galloping.
According to flow field characteristic the technical solution of the utility model between multiple fission conductor on the basis of common many cracking separation rods, set up the better wind damping fin of energy absorption performance, provide a kind of multiple fission conductor wind damping anti-galloping device, structure is simple, reduce multiple division electricity transmission line and to wave and reliable and stable.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of multiple fission conductor wind damping anti-galloping device, prevent multiple division electricity transmission line from waving, and improves the safety and reliability of circuit.
The utility model provides a kind of multiple fission conductor wind damping anti-galloping device, and it comprises framework and which is provided with wire clamp that is axially vertical with it and that outwards arrange; It is characterized in that the same plane in described framework being provided with successively inner frame and wind damping fin; The two ends of connector are respectively equipped with the fixing hole connecting described framework and described inner frame.
Described inner frame is the circle or the polygon that are provided with fixing hole, and framework is polygon or circle.
Described wind damping fin is rail shape, and the end of this wind damping fin is provided with fixture, and described rail recess is horizontally arranged with parallel air grid, and described rail upper and lower end face is longitudinally respectively arranged with groove.
Described wind damping fin fixture is connected with described inner frame.
The two ends of described connector are respectively equipped with the fixing hole connecting internal and external frame.
Two wind damping fins are overlapped in described inner frame.
Described windage Buddhist nun leaf length is greater than 400 millimeters and is less than 1000 millimeters.
Described stand connection is symmetricly set on the axial both sides of described windage Buddhist nun sheet.
Described outside framework there is the through hole being parallel to its axis.
Wind damping fin, by improving multiple fission conductor conductor spacer, is arranged on conductor spacer by this patent.Wind damping fin stream field produces flow-disturbing effect, realizes the change to flow field characteristic between bundle conductor, thus reduces transmission line galloping odds.
As shown in Figure 4 and Figure 5, wind damper relies on air grid structure, carries out disturbance and power consumption to windward side wire tail stream, and the perforate of wind damping fin top and the bottom, can guide windward side incoming flow up or down, upset the wake flow of 2, No. 6 wires simultaneously.By carrying out disturbing to bundle conductor interior flow field and consuming energy, reach the effect slowing down energy accumulation on bundle conductor, suppress the generation of waving simultaneously.
With immediate prior art ratio, the beneficial effects of the utility model are:
1. wind damping fin energy absorption performance is better, structure is simple, reduce multiple division electricity transmission line wave and reliable and stable.
2. the slot on wind damping fin can play guiding wind direction, reduces the effect of transmission line galloping odds.
3. the air grid on wind damping fin can play the flow field generation flow-disturbing in bundle conductor and absorb the effect of conductor galloping energy.
Accompanying drawing explanation
Fig. 1 is existing multiple fission conductor conductor spacer vertical view.
Fig. 2 is multiple fission conductor wind damping anti-galloping device vertical view of the present utility model.
Fig. 3 is multiple fission conductor wind damping anti-galloping device left view of the present utility model.
Fig. 4 is wind damping fin stereogram of the present utility model.
Fig. 5 is existing transmission pressure and wind direction position view.
Wherein, 1-wire clamp, 2-fixing hole, 3-outside framework, 4-inner frame, 5-stand connection, 6-wind damping fin, 7-air grid, 8-groove, 9-fixture.
Embodiment
Utility model example 1: as shown in Figure 2, a kind of multiple fission conductor wind damping anti-galloping device in the utility model example, the utility model mainly comprises: regular hexagon framework 3 with which is provided with axially vertical with it and outside six wire clamps 1 arranged; It is characterized in that the same plane in described regular hexagon framework 3 being provided with successively inner frame 4 and two wind damping fins 6; The two ends of connector 5 are respectively equipped with the fixing hole connecting described framework 3 and described inner frame 4.
Inner frame 4 is for being provided with the circle of fixing hole 2, and framework 3 is regular hexagon.
Wind damping fin 6 is rail shape, and the end of this wind damping fin 6 is provided with fixture 9, and described rail recess is horizontally arranged with parallel air grid 7, and described rail upper and lower end face is longitudinally respectively arranged with groove 8.
Wind damping fin 6 fixture 9 is connected with described inner frame.
The two ends of connector 5 are respectively equipped with the fixing hole connecting internal and external frame.
Two wind damping fins 6 are overlapped in inner frame 4.
Wind damping fin 6 length is 450 millimeters.
Connector 5 is symmetricly set on the described axial both sides of wind damping fin 6.
Outside framework 3 there is the through hole being parallel to its axis.
When wind aweather damping fin 6, wind damping fin 6 relies on air grid structure, carries out disturbance and power consumption to windward side wire tail stream, and the perforate of wind damping fin top and the bottom, can guide windward side incoming flow up or down, upset wake flow simultaneously.By carrying out disturbing to bundle conductor interior flow field and consuming energy, reach the effect slowing down energy accumulation on bundle conductor, suppress the generation of waving simultaneously.
Utility model example 2: a kind of multiple fission conductor wind damping anti-galloping device in the utility model example, the utility model mainly comprises: circular frame 3 with which is provided with axially vertical with it and outside six wire clamps 1 arranged; It is characterized in that the same plane in described regular hexagon framework 3 being provided with successively inner frame 4 and two wind damping fins 6; The two ends of connector (5) are respectively equipped with the fixing hole connecting described framework (3) and described inner frame (4).
Inner frame 4 is for being provided with the circle of fixing hole 2, and framework 3 is circular.
Wind damping fin 6 is rail shape, and the end of this wind damping fin 6 is provided with fixture 9, and described rail recess is horizontally arranged with parallel air grid 7, and described rail upper and lower end face is longitudinally respectively arranged with groove 8.
Wind damping fin 6 fixture 9 is connected with described inner frame.
The two ends of connector 5 are respectively equipped with the fixing hole connecting internal and external frame.
Two wind damping fins 6 are overlapped in inner frame 4.
Wind damping fin 6 length is 800 millimeters.
Connector 5 is symmetricly set on the described axial both sides of wind damping fin 6.
Outside framework 3 there is the through hole being parallel to its axis.
When wind aweather damping fin 6, wind damping fin 6 relies on air grid structure, carries out disturbance and power consumption to windward side wire tail stream, and the perforate of wind damping fin top and the bottom, can guide windward side incoming flow up or down, upset wake flow simultaneously.By carrying out disturbing to bundle conductor interior flow field and consuming energy, reach the effect slowing down energy accumulation on bundle conductor, suppress the generation of waving simultaneously.
Utility model example 3: a kind of multiple fission conductor wind damping anti-galloping device in the utility model example, the utility model mainly comprises: octagon framework 3 with which is provided with axially vertical with it and outside six wire clamps 1 arranged; It is characterized in that the same plane in described regular hexagon framework 3 being provided with successively inner frame 4 and two wind damping fins 6; The two ends of connector 5 are respectively equipped with the fixing hole connecting described framework 3 and described inner frame 4.
Inner frame 4 is for being provided with the regular hexagon framework of fixing hole 2, and framework 3 is octagon.
Wind damping fin 6 is rail shape, and the end of this wind damping fin 6 is provided with fixture 9, and described rail recess is horizontally arranged with parallel air grid 7, and described rail upper and lower end face is longitudinally respectively arranged with groove 8.
Wind damping fin 6 fixture 9 is connected with described inner frame.
The two ends of connector 5 are respectively equipped with the fixing hole connecting internal and external frame.
Two wind damping fins 6 are overlapped in inner frame 4.
Wind damping fin 6 length is 950 millimeters.
Connector 5 is symmetricly set on the described axial both sides of wind damping fin 6.
Outside framework 3 there is the through hole being parallel to its axis.
When wind aweather damping fin 6, wind damping fin 6 relies on air grid structure, carries out disturbance and power consumption to windward side wire tail stream, and the perforate of wind damping fin top and the bottom, can guide windward side incoming flow up or down, upset wake flow simultaneously.By carrying out disturbing to bundle conductor interior flow field and consuming energy, reach the effect slowing down energy accumulation on bundle conductor, suppress the generation of waving simultaneously.
It is noted that; above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; although be described in detail the utility model with reference to above-described embodiment; those of ordinary skill in the field still can modify to embodiment of the present utility model or equivalent replacement; and these do not depart from any amendment of the utility model spirit and scope or equivalent replacement, its claim of the present utility model all awaited the reply in application is protected within model.
Claims (7)
1. a multiple fission conductor wind damping anti-galloping device, comprising: framework (3) and wire clamp (1) that is axially vertical with described framework (3) and that outwards arrange; It is characterized in that the same plane in described framework (3) being provided with successively inner frame (4) and wind damping fin (6); The two ends of connector (5) are respectively equipped with the fixing hole connecting described framework (3) and described inner frame (4).
2. a kind of multiple fission conductor wind damping anti-galloping device as claimed in claim 1, is characterized in that, described inner frame (4) is for being provided with circle or the polygon of fixing hole (2), and framework (3) is polygon or circle.
3. a kind of multiple fission conductor wind damping anti-galloping device as claimed in claim 1, it is characterized in that, described wind damping fin (6) is rail shape, the end of this wind damping fin (6) is provided with fixture (9), described rail recess is horizontally arranged with parallel air grid (7), and described rail upper and lower end face is longitudinally respectively arranged with groove (8).
4. a kind of multiple fission conductor wind damping anti-galloping device as claimed in claim 3, is characterized in that, described wind damping fin (6) is connected with described inner frame with fixture (9).
5. a kind of multiple fission conductor wind damping anti-galloping device as claimed in claim 1, is characterized in that, overlaps two wind damping fins (6) in described inner frame (4).
6. a kind of multiple fission conductor wind damping anti-galloping device as claimed in claim 1, is characterized in that, described wind damping fin (6) length is greater than 400 millimeters and is less than 1000 millimeters.
7. a kind of multiple fission conductor wind damping anti-galloping device as claimed in claim 1, is characterized in that, described connector (5) is symmetricly set on the axial both sides of described wind damping fin (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420725009.4U CN204230837U (en) | 2014-11-26 | 2014-11-26 | A kind of multiple fission conductor wind damping anti-galloping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420725009.4U CN204230837U (en) | 2014-11-26 | 2014-11-26 | A kind of multiple fission conductor wind damping anti-galloping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204230837U true CN204230837U (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420725009.4U Active CN204230837U (en) | 2014-11-26 | 2014-11-26 | A kind of multiple fission conductor wind damping anti-galloping device |
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| CN (1) | CN204230837U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425496A (en) * | 2017-06-06 | 2017-12-01 | 国网河南省电力公司电力科学研究院 | A kind of more division ice coating wire windage suppression dance loop devices |
| CN112886515A (en) * | 2021-01-25 | 2021-06-01 | 浙江大学 | Transmission line anti-galloping device and anti-galloping effect detection system |
| CN114243612A (en) * | 2021-12-31 | 2022-03-25 | 国网河南省电力公司电力科学研究院 | Transmission line galloping suppression device with adaptive change of windward section and installation method and application thereof |
-
2014
- 2014-11-26 CN CN201420725009.4U patent/CN204230837U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425496A (en) * | 2017-06-06 | 2017-12-01 | 国网河南省电力公司电力科学研究院 | A kind of more division ice coating wire windage suppression dance loop devices |
| CN107425496B (en) * | 2017-06-06 | 2019-07-30 | 国网河南省电力公司电力科学研究院 | A kind of more division ice coating wire windage suppression dance loop devices |
| CN112886515A (en) * | 2021-01-25 | 2021-06-01 | 浙江大学 | Transmission line anti-galloping device and anti-galloping effect detection system |
| CN114243612A (en) * | 2021-12-31 | 2022-03-25 | 国网河南省电力公司电力科学研究院 | Transmission line galloping suppression device with adaptive change of windward section and installation method and application thereof |
| CN114243612B (en) * | 2021-12-31 | 2023-09-08 | 国网河南省电力公司电力科学研究院 | Power transmission line galloping suppression device with windward cross section adaptively changed |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |