CN101783492B - Bouncing-prevention damping spacing rod - Google Patents
Bouncing-prevention damping spacing rod Download PDFInfo
- Publication number
- CN101783492B CN101783492B CN200910139739A CN200910139739A CN101783492B CN 101783492 B CN101783492 B CN 101783492B CN 200910139739 A CN200910139739 A CN 200910139739A CN 200910139739 A CN200910139739 A CN 200910139739A CN 101783492 B CN101783492 B CN 101783492B
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- China
- Prior art keywords
- wire clamp
- conductor spacer
- body frame
- rotation
- bouncing
- 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.)
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Links
- 238000013016 damping Methods 0.000 title claims abstract description 21
- 229920001084 poly(chloroprene) Polymers 0.000 claims abstract description 8
- 239000004020 conductor Substances 0.000 claims description 41
- 125000006850 spacer group Chemical group 0.000 claims description 28
- 230000004995 multiple fission Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000004993 binary fission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005288 electromagnetic effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
Images
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The embodiment of the invention discloses a bouncing-prevention damping spacing rod, comprising a body frame and a wire clamp connected on the body frame; the wire clamp at least comprises a rotation wire clamp, the rotation wire clamp comprises an outer wire clamp connected with the body frame and an inner wire clamp which is wrapped in the outer wire clamp and is provided with chloroprene rubber at inner side, the inner wire clamp is axially fixed in the outer wire clamp and rotates freely by taking the central axis of the outer wire clamp as the shaft; the bouncing-prevention damping spacing rod in the invention has the advantages that: the rotation inner wire clamp is adopted to be axially fixed in the outer wire clamp, a hoop free-rotation structure leads a lead wire to rotate freely, so as to prevent bouncing; in addition, the rotation part is hard to break down owning to effect of the environment, so as to ensure the working reliability of the damping spacing rod; the connecting type of the wire clamp and the frame is consistent to the common type thereof at home, therefore, no special tool is needed for installation.
Description
Technical field
The present invention relates to transmission line equipment, particularly a kind of bouncing-prevention damping spacing rod.
Background technology
Transmission line wire is waved and is meant transmission line under certain climatic condition, and ice coating wire is at asymmetric icing and receive under the beam wind effect the significantly low-frequency vibration phenomenon that causes.Waving of transmission line wire is the key factor that threatens the ultra-high-tension power transmission line safe operation.Wave and cause alternate sudden strain of a muscle to iron tripping operation, electric arc burn the destruction of transmission line; And make lead itself, link and iron tower all bear bigger dynamic loads owing to wave; When load has surpassed certain limit, lead, iron tower, insulator string and link all will occur badly damaged.All took place in China various places to cause the transmission line short circuit, to fall the large area blackout that tower, broken string cause because of conductor galloping.
The means that present topmost solution transmission line wire is waved are to install the equipment with anti-dance function in line design or operation phase additional to there being the track section of waving possibility, prevent trouble before it happens.
For suppressing corona discharge and the electromagnetic effect that reduces environment, need to adopt bundle conductor on the existing high-tension line.The damping conductor spacer of the routine that adopts on the bundle conductor comprises body frame, is connected in the wire clamp on the body frame, and the neoprene of wire clamp inboard etc.Wire clamp is clamped lead through neoprene, keeps the lead splitted construction, to satisfy the requirement of electric property, prevents damage wires simultaneously.But conductor spacer makes the lead can not FREE TORSION, is prone to form inhomogeneous icing, and the probability that bundle conductor is waved than conventional single conductor increases greatly.
For solving existing problem, need take certain measure, make conductor spacer except that having prior function, also have the function that prevents conductor galloping.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of bouncing-prevention damping spacing rod, can realize that the freedom and flexibility of lead are rotated, prevent the generation of waving.
For realizing above-mentioned purpose, the present invention provides following technical scheme:
A kind of bouncing-prevention damping spacing rod comprises: body frame be connected the wire clamp on the said body frame, said wire clamp comprises at least:
Rotate wire clamp, said rotation wire clamp comprises the outer wire clamp that links to each other with body frame and wraps in the inner and inboard of said outer wire clamp the interior wire clamp of neoprene is arranged that said interior lines are clipped in the said outer wire clamp, axial restraint, and the wire clamp central axis is spool freely to rotate in addition.
Preferably, the interior wire clamp in the said rotation wire clamp is made up of two semicylinders.
Preferably, said interior lines are clipped in the said outer wire clamp and do not limit angle to rotate freely.
Preferably, said body frame is veneer or double-plate structure.
Preferably, said conductor spacer can be used for two divisions and above any multiple fission conductor.
Preferably, said body frame is a regular polygon.
Preferably, said conductor spacer comprises the wire clamp that equates with said regular polygon limit number.
Preferably, said wire clamp is installed in said regular polygon end points.
Preferably, said wire clamp comprises rotation wire clamp and common wire clamp.
Preferably, said rotation wire clamp is not limited to be installed on the windward side of said body frame.
This is specially invented through the wire clamp that improves conductor spacer and the type of attachment of lead, and the lead in the wire clamp can freely be rotated.When lead in the windward side during icing, lead makes the relative homogenizing of icing of lead in the action of gravity deflect of inhomogeneous icing, avoids producing lifting power upwards, waves thereby prevent.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the conductor spacer assembly drawing of the disclosed six-multiple conductor of the embodiment of the invention;
Fig. 2 is the rotatable wire clamp sketch map on the disclosed conductor spacer of the embodiment of the invention;
Fig. 3 is the conductor spacer assembly drawing of the disclosed conductors on quad bundled of the embodiment of the invention.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The embodiment of the invention discloses a kind of bouncing-prevention damping spacing rod, can realize the freedom and flexibility rotation of lead, prevent the generation of waving.
Embodiment one
Shown in Figure 1 is the assembling sketch map of damping conductor spacer disclosed by the invention in the six-multiple conductor transmission line.
The bouncing-prevention damping spacing rod that provides among the present invention comprises: turnable wire clamp 1, common wire clamp 2, double-plate body frame 3.Comprise 1, three common wire clamp 2 of three rotatable wire clamps in the device, be evenly distributed on six end points of hexagon body frame 3.Rotatable wire clamp 1 is positioned on the hexagon end points of windward side, and common wire clamp 2 is positioned on the hexagon end points of leeward side.Rotatable wire clamp 1 is identical with the coupling part of body frame 3 and the coupling part of common wire clamp 2 and body frame 3.
Compare with existing conductor spacer, bouncing-prevention damping spacing rod provided by the invention is not done change on the type of attachment of wire clamp and body frame, but realizes the rotation of lead through rotatable wire clamp 1.So do not need special instrument when mounted, installment work is simple.
Can find out the concrete structure of the rotatable wire clamp on the bouncing-prevention damping spacing rod provided by the invention by Fig. 2, said wire clamp is made up of outer wire clamp 11, interior wire clamp 12 and neoprene 13 etc.Interior wire clamp 12 wire clamp 11 outside is inner but unfixing, and interior wire clamp 12 is combined by two semicylinders.Cylinder freely rotates in the wire clamp 11 outside.The cylinder interior of wire clamp 12 has neoprene 13 in forming, and neoprene 13 is directly clamped lead.
Because outer wire clamp 11 is with interior wire clamp 12 axial restraint only; But outer relatively wire clamp 11 hoops of interior wire clamp 12 freely rotate and volume is less; In light weight; When wire icing, the icing position is under the action of gravity of inhomogeneous icing, and lead is easy to just can drive the deflection of wire clamp 11 interior freedom and flexibility outside of interior wire clamp 12.Make the icing homogenizing on the lead, suppress the generation of waving.It can also be seen that by Fig. 2 interior wire clamp 12 wraps in outer wire clamp 11 the insides and do not expose, and can better protect rotating part not to be affected by the external environment, prevent because of freeze can not deflection problem, the anti-dance action that guarantees damping conductor spacer is with not being affected.
Embodiment two
As shown in Figure 3, the assembling sketch map of damping conductor spacer disclosed by the invention in the conductors on quad bundled transmission line.
The bouncing-prevention damping spacing rod that provides in the present embodiment comprises: turnable wire clamp 1, double-plate body frame 2.Comprise four rotatable wire clamps 1 in the device, be evenly distributed on four end points of square body frame 2.
Rotatable wire clamp in the present embodiment is identical with rotatable wire clamp structure among the embodiment one, no longer describes at this.Compare with embodiment one, all wire clamps are rotatable wire clamp in the present embodiment, the generation that can better suppress to wave.
Need to prove that present embodiment does not limit the range of application of bouncing-prevention damping spacing rod disclosed by the invention, binary fission and above phase bundle conductor can adopt.Secondly present embodiment does not limit the number and the installation site of common wire clamp and rotatable wire clamp in the actual application yet, as long as the conductor spacer after the installation can play the effect of waving of preventing.Present embodiment does not limit the pattern of body frame yet once more, can be other forms for double-plate, as long as can guarantee the operate as normal of conductor spacer yet.
Can find out that the disclosed bouncing-prevention damping spacing rod of embodiments of the invention has the following advantages:
1) adopt rotatable interior lines to be clipped in outer wire clamp inner shaft to fixing, the rotating structure of hoop makes the lead deflection of freedom and flexibility more better to prevent the generation of waving;
2) it is inner that rotatable interior lines are clipped in outer wire clamp, and the influence that makes rotary part not be vulnerable to environment is broken down, thereby has guaranteed the reliability of damping conductor spacer work;
3) because the type of attachment of wire clamp and framework on wire clamp, is not changed in the position of rotating among the present invention, do not need special instrument and means during installation, so easy for installation;
4) the rotatable wire clamp on the conductor spacer is clipped on the volume and weight than ordinary lines just slightly increases, and has avoided the negative effect that produces.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. bouncing-prevention damping spacing rod comprises: body frame be connected the wire clamp on the said body frame, it is characterized in that said wire clamp comprises at least:
Rotate wire clamp; Said rotation wire clamp comprises the outer wire clamp that links to each other with body frame and wraps in the inner and inboard interior wire clamp that neoprene is arranged of said outer wire clamp; Said interior lines are clipped in axial restraint in the said outer wire clamp; The wire clamp central axis is that axle freely rotates in addition, and said interior wire clamp wraps in said outside line underedge face and do not expose.
2. conductor spacer according to claim 1 is characterized in that, the interior wire clamp in the said rotation wire clamp is made up of two semicylinders.
3. conductor spacer according to claim 1 is characterized in that, said interior lines are clipped in the said outer wire clamp does not limit angle to rotate freely.
4. conductor spacer according to claim 1 is characterized in that, said body frame is veneer or double-plate structure.
5. according to each described conductor spacer of claim 1 ~ 4, it is characterized in that said conductor spacer can be used for two divisions and above any multiple fission conductor.
6. conductor spacer according to claim 5 is characterized in that, said body frame is a regular polygon.
7. conductor spacer according to claim 6 is characterized in that, said conductor spacer comprises the wire clamp that equates with said regular polygon limit number.
8. conductor spacer according to claim 7 is characterized in that, said wire clamp is installed in said regular polygon end points.
9. conductor spacer according to claim 8 is characterized in that, said wire clamp comprises rotation wire clamp and common wire clamp.
10. conductor spacer according to claim 9 is characterized in that, said rotation wire clamp is not limited to be installed on the windward side of said body frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910139739A CN101783492B (en) | 2009-06-30 | 2009-06-30 | Bouncing-prevention damping spacing rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910139739A CN101783492B (en) | 2009-06-30 | 2009-06-30 | Bouncing-prevention damping spacing rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101783492A CN101783492A (en) | 2010-07-21 |
| CN101783492B true CN101783492B (en) | 2012-09-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910139739A Active CN101783492B (en) | 2009-06-30 | 2009-06-30 | Bouncing-prevention damping spacing rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101783492B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290762A (en) * | 2011-03-30 | 2011-12-21 | 山东电力集团公司烟台供电公司 | Anti-ice/rain (anti-freezing/rain) and anti-galloping preformed armor rod clip rotary interphase spacer |
| CN102983536A (en) * | 2012-12-24 | 2013-03-20 | 南京电力金具设计研究院 | Balanced rotation spacer bar |
| CN105846378B (en) * | 2016-06-13 | 2023-07-14 | 国家电网公司 | Rotary spacer capable of being installed rapidly and installation method thereof |
-
2009
- 2009-06-30 CN CN200910139739A patent/CN101783492B/en active Active
Non-Patent Citations (2)
| Title |
|---|
| 祁兴江.FJZ_445F_300_400方框型阻尼间隔棒的研究.《中国电力》.1997,第30卷(第8期),全文. * |
| 陈怀宇、王唯.750KV输电线路六分裂阻尼间隔棒的研制.《西北电力技术》.2004,(第6期),全文. * |
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| Publication number | Publication date |
|---|---|
| CN101783492A (en) | 2010-07-21 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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Owner name: CENTRAL SOUTHERN CHINA ELECTRIC POWER DESIGN INSTI Free format text: FORMER NAME: CENTRAL SOUTHERN CHINA ELECTRIC POWER DESIGN INSTITUTE, CHINA POWER ENGINEERING CONSULTING GROUP COR |
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| CP01 | Change in the name or title of a patent holder |
Address after: 430071 No. 668, democracy Road, Wuhan, Hubei, Wuchang Patentee after: Co., Ltd of Central Southern China Electric Power Design Institute, China Power Engineering Consulting Group Corporation Patentee after: State Grid Corporation of China Patentee after: China Electric Power Research Institute Address before: 430071 No. 668, democracy Road, Wuhan, Hubei, Wuchang Patentee before: Central Southern China Electric Power Design Institute, China Power Engineering Consulting Group Cor Patentee before: State Grid Corporation of China Patentee before: China Electric Power Research Institute |