CN202159946U - Six-split detuning pendulum anti-galloping damping spacing rod - Google Patents
Six-split detuning pendulum anti-galloping damping spacing rod Download PDFInfo
- Publication number
- CN202159946U CN202159946U CN2011202457757U CN201120245775U CN202159946U CN 202159946 U CN202159946 U CN 202159946U CN 2011202457757 U CN2011202457757 U CN 2011202457757U CN 201120245775 U CN201120245775 U CN 201120245775U CN 202159946 U CN202159946 U CN 202159946U
- Authority
- CN
- China
- Prior art keywords
- pendulum
- division
- damping conductor
- resonance
- connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model discloses a six-split detuning pendulum anti-galloping damping spacing rod, which comprises a six-split damping spacing rod in a hexagon structure. An axial symmetric connecting piece is arranged on one side of the six-split damping spacing rod, an asymmetric biased anti-galloping anti-vibration detuning pendulum is respectively arranged at the ends of two symmetric branches at the lower portion of the connecting piece, the detuning pendulums are in a flexible structure, and bobs of the detuning pendulums are arranged at two ends of a steel stranded wire. A connecting plate for fixing the detuning pendulums is arranged in the middle of the steel stranded wire in biased mode, and the other end of the connecting plate is fixedly connected with the end of any branch of the lower portion of the connecting piece of the spacing rod. The six-split detuning pendulum anti-galloping damping spacing rod is installed on a compact power transmission line. Due to the fact that two asymmetric anti-galloping anti-vibration detuning pendulums are arranged at the lower portion of the damping spacing rod, torsional rigidity and torsional inertia parameters of a six-split lead system of the power transmission line can be changed. Vibration energy and galloping energy of the line can be consumed through the flexible structures of the detuning pendulums, thereby stabilizing dynamic characteristics of the lead system, preventing the power transmission line from galloping, and eliminating or reducing the vibration energy of a lead.
Description
Technical field
The utility model belongs to a kind of damping conductor spacer that is used for the compact overhead transmission line, relates in particular to a kind of six division anti-dance damping conductor spacers.
Background technology
Aeolian vibration be lead, the principal mode of ground wire vibration, also be the vibration that harmfulness is arranged most that often occurs in the circuit.Multiple fission conductor can produce the vibration of aeolian vibration or inferior span, even wave under certain weather conditions.
For the effectively normal operation of protection circuit, satisfy requirement of engineering, on transmission line, adopt common double pendulum type six division damping conductor spacers usually at present, can guarantee that six roots of sensation sub-conductor in the phase conductor keeps constant relative position to satisfy electric property.This kind conductor spacer is installed damping element in wire clamp, can suppress bundle conductor aeolian vibration and subspan oscillation to a certain extent.But the anti-measure of waving of double pendulum type six division damping conductor spacers is the pendulum that symmetry is installed, and suppresses to wave through increasing conductor spacer weight.This kind conductor spacer the time can not absorb the lead energy in conductor galloping and vibration, uses frequency range few, suppress to wave and the effect vibrated relatively poor.
Summary of the invention
The utility model is intended to solve the problem that existing common double pendulum type six division damping conductor spacers exist; A kind of six division off resonance pendulum anti-dance damping conductor spacers are provided; This damping conductor spacer can change the torsional inertia and the rigidity of compact transmission line six-multiple conductor system; And put the vibrations of consumption circuit through off resonance and wave energy, to prevent waving of transmission line.
The technical scheme that the utility model adopts is following:
This six divisions off resonance pendulum anti-dance damping conductor spacer comprises that six division damping conductor spacers, connecting plate and anti-are waved, vibration proof off resonance pendulum.
Said six division damping conductor spacers are a regular hexagon structure; Wherein said connector is set on one side at this six divisions damping conductor spacer; This connector axisymmetricly; Its axis of symmetry is through the centre of form of six division damping conductor spacers, on one side the top of connector is fixedly connected with six division damping conductor spacers, the end of two symmetric part of matrix in bottom of connector is provided with asymmetric biasing respectively anti-ly waves, the vibration proof off resonance is put.
Said connector comprises two symmetric part of matrix and the stull of the two, and this connector adopts aluminium alloy casting or adopts the punch forming of austenitic stainless steel steel plate.
Saidly anti-wave, vibration proof off resonance pendulum is flexible structure; This off resonance pendulum comprises pendulum, steel strand wire and connecting plate; Said pendulum places the two ends of steel strand wire; The connecting plate of fixing this off resonance pendulum of the middle part of steel strand wire biasing, the connecting plate other end then are fixedly connected with the end of the arbitrary branch in connector bottom of said damping conductor spacer.
Said pendulum is processed spheroidal, oval spherical, cylindrical or bone shape, adopts cast steel, malleable cast iron or kirsite to process.Pendulum is fixedly connected with said galvanized strand wires two ends through crimping or castingin.
Connecting plate one end of said off resonance pendulum is fixedly connected with the middle part biasing of said galvanized strand wires through crimping or castingin, and its other end adopts bolt to be connected with the end of the arbitrary branch in connector bottom of said damping conductor spacer.
Six division off resonance pendulum anti-dance damping conductor spacers can effectively suppress lead aeolian vibration and subspan oscillation, can prevent inhomogeneous icing or deice the phase conductor that causes to reverse.Select suitable material or processing method for use, reach corona under the bad weather conditions such as satisfying high height above sea level, deice the dynamic jump of jump, unbalanced tensile force, ice coating wire, because the specific (special) requirements to conductor spacer such as the torsion that produced is reversed in vertical and longitudinal load that the uncompensated load that lead and inferior span freeze causes and division.
This six divisions off resonance pendulum anti-dance damping conductor spacer is installed on the compact overhead transmission line; Since its underpart be provided with two asymmetricly anti-wave, vibration proof off resonance pendulum; Can change the parameters such as torsional rigidity and torsional inertia of transmission line six-multiple conductor system, and consume the line vibration energy and wave energy, thereby stablize the dynamic characteristics of wiring system through the flexible structure of off resonance pendulum; Reaching the effect that prevents transmission line galloping, and eliminate or alleviate the conductor vibration energy.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the structural representation of connector;
Fig. 3 is the structural representation of off resonance pendulum.
The effect of above-mentioned accompanying drawing only is the utility model is done schematic illustration and explanation, does not limit the scope of the utility model.
Embodiment
For technical scheme and effect to the utility model have more clearly understanding, further introduce the embodiment of the utility model below in conjunction with accompanying drawing.
As shown in Figure 1, this six divisions off resonance pendulum anti-dance damping conductor spacer comprises six division damping conductor spacers 1, connector 2 with anti-ly wave, vibration proof off resonance pendulum 3.
Six division damping conductor spacers 1 are the two frame structures of a square; Device connector 2 axisymmetricly on wherein one side of this six divisions damping conductor spacer 1; The axis of symmetry of this connector 2 is through the centre of form of six division damping conductor spacers 1; And the top of connector 2 and six division damping conductor spacers 1 are fixedly connected on one side, and the end of two symmetric part of matrix in connector 2 bottoms is respectively equipped with asymmetric biasing anti-ly waves, the vibration proof off resonance puts 3.
Six division damping conductor spacers 1 comprise body frame 1a and the set damping wire clamp of four corners position 1b thereof, and damping wire clamp 1b connects lead.Damping wire clamp 1b material adopts aluminium alloy casting, and chuck damping rubber pad 1c is installed in the damping wire clamp 1b, and chuck damping rubber cushion material adopts Changchun 2# blended rubber.
Shown in Figure 2, connector 2 comprises two symmetrical support arm 2a, and its top is clipped in the centre of 1 pair of frame structure of six division damping conductor spacers and is connected by bolt.Connector 2 adopts aluminium alloy casting or austenitic stainless steel stamped, in proof strength, reduces weight, and structure can adopt integral body or combining structure.The height of connector 2 and wide system calculate according to the circuit actual conditions, to reach the best anti-effect of waving.
Shown in Figure 3; Anti-wave, vibration proof off resonance pendulum 3 is flexible structure; This off resonance pendulum 3 comprises pendulum 3a, galvanized strand wires 3b and connecting plate 3c; Pendulum 3a places the two ends of galvanized strand wires 3b through crimping, and connecting plate 3c one end is fixedly connected with the biasing of galvanized strand wires 3b middle part through castingin, and its other end is connected with the end employing bolt of the arbitrary branch in connector 2 bottoms.
Off resonance pendulum profile adopts flexible design, and slick and sly structure can prevent the generation of visual corona, and satisfies the requirement of the anti-radio interference of transmission line simultaneously.The tup of asymmetric bias profile combines steel strand wire can be fit to multiple frequency, and the length of L1 and L2 is by L1: L2=1.2: 1 ratio distributes, and direction need be consistent when mounted, to guarantee integral body off-centre, meets the requirement of multiple use frequency range.
This six divisions off resonance pendulum damper conductor spacer is installed in the 500-750 kilovolt compact transmission line, can arranges the inferior span of anti-dance conductor spacer according to the concrete Rational Parameters of circuit.During use, one side being arranged on the overhead transmission line down with fixed connecting piece 2 on the six division damping conductor spacers 1.Owing to asymmetricly on the connector 2 be provided with two off resonances pendulum 3; Can change the parameter such as torsional rigidity and torsional inertia of compact line six-multiple conductor system; And absorb line vibration and wave energy through off resonance pendulum; Thereby stablize the dynamic characteristics of wiring system, and obtain the effect that prevents transmission line galloping.
The embodiment that the above is merely the utility model suitability is not the scope in order to restriction the utility model.Any those skilled in the art, equivalent variations and the modification under the prerequisite of the utility model design, done all should belong to the scope that the utility model is protected.
Claims (6)
1. division off resonance pendulum anti-dance damping conductor spacer is characterized in that: it comprises, and six division damping conductor spacers, connector and anti-are waved, vibration proof off resonance pendulum; Said six division damping conductor spacers are the two mount structures of a regular hexagon; On one side said connector is set therein; This connector axisymmetricly; Its axis of symmetry is through the centre of form of six division damping conductor spacers, and the top of connector and six division damping conductor spacers are on one side for being fixedly connected, and the end of two symmetric part of matrix in bottom of connector is provided with asymmetric biasing respectively anti-ly waves, the vibration proof off resonance is put.
2. six division off resonance pendulum anti-dance damping conductor spacers according to claim 1; It is characterized in that: saidly anti-wave, vibration proof off resonance pendulum comprises pendulum, steel strand wire and connecting plate; Said pendulum places the two ends of steel strand wire; The connecting plate of fixing this off resonance pendulum of the middle part of steel strand wire biasing, this connecting plate other end then are fixedly connected with the end of the arbitrary branch in connector bottom of said damping conductor spacer.
3. six division off resonance pendulum anti-dance damping conductor spacers according to claim 2, it is characterized in that: said pendulum is processed spheroidal, oval spherical, cylindrical or bone shape, is processed by cast steel, malleable cast iron or kirsite.
4. six division off resonance pendulum anti-dance damping conductor spacers according to claim 2, it is characterized in that: said pendulum is fixedly connected with said galvanized strand wires two ends through crimping or castingin.
5. six division off resonance pendulum anti-dance damping conductor spacers according to claim 2; It is characterized in that: connecting plate one end of said off resonance pendulum is fixedly connected with the middle part biasing of said galvanized strand wires through crimping or castingin, and its other end adopts bolt to be connected with the end of the arbitrary branch in connector bottom of said damping conductor spacer.
6. six division off resonance pendulum anti-dance damping conductor spacers according to claim 1, it is characterized in that: said connector comprises two symmetric part of matrix, adopts aluminium alloy casting or adopts the punch forming of austenitic stainless steel steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202457757U CN202159946U (en) | 2011-07-13 | 2011-07-13 | Six-split detuning pendulum anti-galloping damping spacing rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202457757U CN202159946U (en) | 2011-07-13 | 2011-07-13 | Six-split detuning pendulum anti-galloping damping spacing rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202159946U true CN202159946U (en) | 2012-03-07 |
Family
ID=45767569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202457757U Expired - Fee Related CN202159946U (en) | 2011-07-13 | 2011-07-13 | Six-split detuning pendulum anti-galloping damping spacing rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202159946U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102684124A (en) * | 2012-04-24 | 2012-09-19 | 中国电力科学研究院 | Five-rod lead-waving resistant power vibration absorber for transmission lines |
| CN107204596A (en) * | 2016-03-16 | 2017-09-26 | 中国电力科学研究院 | One kind combination anti-dance device |
| CN107872040A (en) * | 2016-09-23 | 2018-04-03 | 中国电力科学研究院 | The anti-dancing device of combination based on power consumption and off resonance principle |
-
2011
- 2011-07-13 CN CN2011202457757U patent/CN202159946U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102684124A (en) * | 2012-04-24 | 2012-09-19 | 中国电力科学研究院 | Five-rod lead-waving resistant power vibration absorber for transmission lines |
| CN102684124B (en) * | 2012-04-24 | 2015-04-01 | 中国电力科学研究院 | Five-rod lead-waving resistant power vibration absorber for transmission lines |
| CN107204596A (en) * | 2016-03-16 | 2017-09-26 | 中国电力科学研究院 | One kind combination anti-dance device |
| CN107872040A (en) * | 2016-09-23 | 2018-04-03 | 中国电力科学研究院 | The anti-dancing device of combination based on power consumption and off resonance principle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204681032U (en) | Damping spring spacer | |
| CN105552813B (en) | A kind of energy by collision conductor spacer | |
| CN202159946U (en) | Six-split detuning pendulum anti-galloping damping spacing rod | |
| CN202227259U (en) | Self-reset stay cable damping support | |
| CN215378812U (en) | Prestressed cable truss photovoltaic support | |
| CN202014073U (en) | Vibration-reducing connecting part of overhead electric wire | |
| CN106300197A (en) | Vibration damper | |
| CN103147511A (en) | Shock-absorbing energy-consuming supporting seat made of shape memory alloy | |
| CN202004408U (en) | Anti-oscillation vibration reduction damping spring conductor spacer | |
| CN201122826Y (en) | Horizontal rocking rod type anti-wire bouncing dynamic absorber of electric power transmission line | |
| CN111130040A (en) | Composite spacing ring-nutation damper for controlling integral galloping of lead | |
| CN203005715U (en) | Ship-borne terminal installing support | |
| CN210404667U (en) | Novel preformed helical stockbridge damper structure | |
| CN204538619U (en) | A kind of multi-functional collision type stockbridge damper | |
| CN105391019B (en) | Aero-vibration broad band inhibition anti-vibration hardware fitting for power transmission line | |
| CN204928047U (en) | Overhead transmission line prevents waving device | |
| CN201682246U (en) | Damping anti-galloping device of simple pendulum hammer | |
| CN201829895U (en) | Quadrifid detuning pendulum anti-oscillation damping conductor spacer | |
| CN204131064U (en) | A kind of syndeton of overhead power transmission conducting wire stockbridge damper | |
| CN114079258A (en) | Overhead line vibration damper, spacer and double-pendulum anti-galloping device | |
| CN113062230B (en) | Boom modularization combination construction system | |
| CN210838892U (en) | Inertia amplification type transmission line vibration damping cable | |
| CN115795940A (en) | Method for simulating galloping inhibition value of ice-coated conductor based on heavy hammer | |
| CN205051300U (en) | Damper that equilibrium is good | |
| CN104242210A (en) | Connecting structure for quakeproof hammer of overhead transmission conductor |
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 |
Granted publication date: 20120307 Termination date: 20140713 |
|
| EXPY | Termination of patent right or utility model |