CN2850086Y - Space rod rotary wire clamp for overhead transmission line - Google Patents
Space rod rotary wire clamp for overhead transmission line Download PDFInfo
- Publication number
- CN2850086Y CN2850086Y CN 200520122172 CN200520122172U CN2850086Y CN 2850086 Y CN2850086 Y CN 2850086Y CN 200520122172 CN200520122172 CN 200520122172 CN 200520122172 U CN200520122172 U CN 200520122172U CN 2850086 Y CN2850086 Y CN 2850086Y
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- CN
- China
- Prior art keywords
- wire clamp
- transmission line
- overhead transmission
- conductor spacer
- revolution
- 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 - Lifetime
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Abstract
The utility model relates to a wire clamp of a rotary space rod for an overhead transmission line. The wire clamp comprises a first wire clamp and a second wire clamp fixedly connected with a space rod body, wherein a clamping hole used for fixedly holding conducting wires is arranged in the first wire clamp and the first wire clamp is rotatablely connected with the second wire clamp via taking the central line of the clamping hole as a center. The wire clamp of a rotary space rod for an overhead transmission line of the utility model can cause the clamped conducting wires to have rotational freedom, the conducting wires can rotate automatically with the first wire clamp under an eccentric icing force and thus eccentric icing can not be formed finally in order to obtain the aim of preventing a transmission line from swinging.
Description
Technical field
The utility model relates to a kind of wire clamp structure that is used on the overhead transmission line conductor spacer, relates to a kind of overhead transmission line conductor spacer revolution wire clamp that is used to prevent and treat overhead transmission line galloping specifically.
Background technology
All be the fixing damp type conductor spacer that grips between the wire clamp of the used conductor spacer of China's overhead transmission line and the lead at present, be mainly used in and suppress transmission line aeolian vibration and subspan oscillation.And in winter, form easily icing on the overhead transmission line, because fixing the gripping limited reversing of lead between conductor spacer and the lead, thereby icing is eccentric often, under the wind excitation of certain speed, cause waving of circuit generation low frequency, large amplitude like this.Wave and can cause transmission line flashover, tripping operation, gold utensil, insulator damage, disconnected strand of conductor cord disconnection, broken string, even cause down accident such as tower, the safe and stable operation of serious threat electrical network is waved and is tended to cause enormous economic loss and badly social influence.One of multiple country is waved by China, and is also more serious because of waving the loss that causes, and along with the development of China's power grid construction, the trend that overhead transmission line galloping is significantly increased.The anti-dancing device of transmission line was generally off resonance and the anti-dancing devices of ballast such as off resonance pendulum, double pendulum, eccentric hammer in the past, and these devices generally all are to wave to be attached to after the generation to have built on the circuit again, and promptly needing wastes time and energy specially administers and wave.
Summary of the invention
Technical problem to be solved in the utility model is, a kind of overhead transmission line conductor spacer revolution wire clamp is provided, this wire clamp makes the lead that is clamped in wherein have rotational freedom, lead is reversed under the eccentric force of eccentric icing automatically and finally can't form eccentric icing, reach the purpose of control transmission line galloping.
Above-mentioned technical problem of the present utility model can adopt following technical scheme to realize, a kind of overhead transmission line conductor spacer revolution wire clamp, this wire clamp comprises first wire clamp and second wire clamp that is fixedly connected on the conductor spacer body, this first wire clamp is provided with the fixing clamping hole that grips lead, and described first wire clamp is that the center is connected on second wire clamp rotationally with the center line of clamping hole.
In the utility model, as an optional embodiment, second wire clamp is provided with connecting hole, and described first wire clamp is located in this connecting hole, and this connecting hole relatively rotates with the outer surface formation of first wire clamp and is connected.
In this optional embodiment, in the stop lug that is circumferentially with of described first wire clamp, this stop lug backstop is in the end of the second wire clamp connecting hole.
Further, in this embodiment, on the outer surface of described first wire clamp or in the connecting hole of second wire clamp, can be provided with gathering sill, the corresponding guide pad that matches with this gathering sill that is provided with in the connecting hole of this second wire clamp or on the outer surface of first wire clamp.
For ease of the operation of the first wire clamp clamping lead, this first wire clamp can be made of two semi-clamping bodies, and these two semi-clamping bodies link together by bearing pin.
Further, described second wire clamp also can be made of two semi-clamping bodies, and these two semi-clamping bodies link together by bearing pin.
As the optional embodiment of another one, the described first wire clamp internal fixation is arranged with lining tile, between this first wire clamp and lining tile, be formed with annular rotation space, on described first wire clamp, offer the arc turn trough, the end of described second wire clamp is provided with the piece that is rotatably assorted, this second wire clamp end is arranged in the described arc turn trough, and the described piece that is rotatably assorted is rotatably assorted in described annular rotation space.
In this optional embodiment, on the described piece that is rotatably assorted or the wall of described annular rotation space be provided with gathering sill, and at the corresponding guide pad that matches with gathering sill that is provided with on the wall of described annular rotation space or on the piece that is rotatably assorted.
In the utility model, can be arranged with rubber blanket in the clamping hole of the first shown wire clamp, so that to the clamping of lead.
Utilize said structure of the present utility model, because first wire clamp of clamping lead can be that rotate at the center with the center line of clamping hole with respect to second wire clamp, thereby when having eccentric icing on the lead, eccentric force lower wire at eccentric icing can reverse automatically with first wire clamp, and finally can't form eccentric icing, thereby fundamentally prevented and treated transmission line galloping.Like this, overhead transmission line conductor spacer of the present utility model revolution wire clamp can be fixedly installed on the conductor spacer body and constitute conductor spacer, in design and constructin phase, dance district, online Louis arranges this type conductor spacer, under the situation that does not increase manpower and materials, reach the effect of anti-dance, thereby avoided waving a large amount of expenses that the massive losses that may cause is waved improvement specially, greatly reduced the maintenance cost of overhead transmission line.
Description of drawings
The structural representation of Fig. 1 the utility model embodiment 1;
Wherein half clamp structure schematic diagram of first wire clamp of Fig. 2 the utility model embodiment 1;
The A-A cutaway view of Fig. 3 the utility model Fig. 2;
The B-B profile of Fig. 4 the utility model Fig. 2;
The wherein structural representation of a semi-clamping body of Fig. 5 the utility model second wire clamp;
The structural representation of second half clamp of Fig. 6 the utility model second wire clamp;
The structural representation of Fig. 7 the utility model embodiment 2;
First wire clamp of Fig. 8 the utility model embodiment 2 is the structural representation of a semi-clamping body wherein;
The end view of Fig. 9 the utility model Fig. 8;
The C-C schematic diagram of Figure 10 the utility model Fig. 8;
The structural representation of second wire clamp of Figure 11 the utility model embodiment 2;
The end view of Figure 12 the utility model Figure 11.
Embodiment
Shown in Fig. 1-12, overhead transmission line conductor spacer revolution wire clamp of the present utility model, comprise first wire clamp 1 and second wire clamp 2 that is fixedly connected on the conductor spacer body, this first wire clamp 1 is provided with the fixing clamping hole 11 that grips lead, described first wire clamp 1 is that the center is connected on second wire clamp 2 rotationally with the center line of clamping hole 11, thereby making first wire clamp 1 of clamping lead can be that rotate at the center with the center line of clamping hole 11 with respect to second wire clamp 2, thereby when having eccentric icing on the lead, eccentric force lower wire at eccentric icing can reverse automatically with first wire clamp 1, and finally can't form eccentric icing, thereby fundamentally prevented and treated transmission line galloping.Overhead transmission line conductor spacer revolution wire clamp of the present utility model can be fixedly installed on the conductor spacer body by second wire clamp 2 and constitute conductor spacer, in design and constructin phase, dance district, online Louis arranges this type conductor spacer, can be under the situation that does not increase manpower and materials, reach the effect of anti-dance, thereby avoided waving a large amount of expenses that the massive losses that may cause is waved improvement specially, greatly reduced the maintenance cost of overhead transmission line.
In the utility model, for ease of the operation of clamping lead, this first wire clamp 1 can constitute by two semi-clamping bodies 12,13, and these two semi-clamping bodies 12,13 link together by bearing pin 31,32.Like this, when the clamping lead, can install the wherein bearing pin 31 of an end earlier, not connecting the opening that forms as yet by two semi-clamping bodies, 12,13 other ends enters in the clamping hole 11 lead, the end of the semi-clamping body 12,23 that will not connect as yet links together by another bearing pin 32 and gets final product then, operates very simple and fast.
In the utility model, as Fig. 1, shown in Figure 7, in the clamping hole 11 of described first wire clamp 1, can be arranged with rubber blanket 4, so that first wire clamp, 1 clamping wire.
In the utility model, being rotationally connected of described first wire clamp 1 and second wire clamp 2, can adopt existing any mode that is rotationally connected, be that rotate with respect to second wire clamp 2 at the center as long as can make first wire clamp 1 with the center line of clamping hole 11, do not limit at this.
Below, the mode that specifically is rotationally connected of only lifting two kind of first wire clamp 1 and second wire clamp 2 is described with reference to the accompanying drawings the utility model.
Shown in Fig. 1-6, described second wire clamp 2 is provided with connecting hole 21, described first wire clamp 1 is located in this connecting hole 21, the outer surface of this connecting hole 21 and first wire clamp 1 constitutes and is rotationally connected, thus the center line that this first wire clamp 1 can clamping hole 1 be the center the connecting hole 21 of second wire clamp 2 in respect to 2 rotations of second wire clamp.When having eccentric icing on the lead, in the eccentric force lower wire of eccentric icing can be with the connecting hole 21 of first wire clamp 1 at second wire clamp 2, reverse automatically, and finally can't form eccentric icing, thereby fundamentally prevented and treated transmission line galloping.
As Fig. 2, Fig. 4 as described in first wire clamp 1 be circumferentially with stop lug 14, after second wire clamp 2 and 1 assembling of first wire clamp, these stop lug 14 meeting backstops are in the end of second wire clamp, 2 connecting holes 21, thereby second wire clamp 2 is limited in stop lug 14 inboards, prevents the slippage from the outer surface of first wire clamp 1 of second wire clamp 2.
In the present embodiment, further, can be provided with gathering sill in the connecting hole 21 of described second wire clamp 2, the corresponding guide pad that matches with this gathering sill that is provided with on the outer surface of first wire clamp 1, thereby when this first wire clamp 1 relatively rotates with respect to second wire clamp 2, this guide pad cooperates with gathering sill and plays guide effect, and is not shown.Certainly, as the optional mode of another one, also can on the outer surface of described first wire clamp 1, be provided with gathering sill, and the guide pad that matches with gathering sill is set in the connecting hole 21 of this second wire clamp 2, can when rotating, play guide effect equally, not shown.
In the present embodiment, as shown in Figure 1, for ease of first wire clamp 1 being arranged in the connecting hole 21 of second wire clamp 2, described second wire clamp 2 can be made of two semi-clamping bodies 23,24, this two semi-clamping bodies 23,24 link together by bearing pin, when assembling, can directly be clamped on the outer surface of first wire clamp 1, operate more convenient.Certainly, as an optional mode, this second wire clamp 2 also can be one annular clamp and constitutes (not shown), this moment is for ease of installing, stop lug 14 on described first wire clamp 1 can be arranged to removably connect with first wire clamp 1, as is threaded, like this, the time can earlier second wire clamp 2 be set on the outer surface of first wire clamp 1 in assembling, get final product installing stop lug 14 then.
Shown in Fig. 7-12, in the present embodiment, but fixed cover is provided with lining tile 5 in described first wire clamp 1, between this first wire clamp 1 and lining tile 5, be formed with annular rotation space 51, on described first wire clamp 1, offer arc turn trough 16, the end of described second wire clamp 2 is provided with the piece 25 that is rotatably assorted, the end of this second wire clamp 2 is arranged in the described arc turn trough 16, the described piece 25 that is rotatably assorted is rotatably assorted in described annular rotation space 51, thereby makes first wire clamp 1 can utilize being rotatably assorted being rotatably assorted of piece 25 of the annular rotation space 51 and second wire clamp 2 and be that rotate with respect to second wire clamp 2 at the center with the center line of clamping hole 11.Like this, when having eccentric icing on the lead, eccentric force lower wire at eccentric icing can reverse with respect to second wire clamp 2 under being rotatably assorted of the annular rotation space 51 and piece 25 second wire clamps 2 that are rotatably assorted automatically with first wire clamp 1, and on lead, finally can't form eccentric icing, thereby fundamentally prevented and treated transmission line galloping.
In the present embodiment, further, can be provided with gathering sill on the wall of described annular rotation space 51, and correspondence is provided with the guide pad that matches with gathering sill on the piece 25 that is rotatably assorted, not shown.Like this, when first wire clamp 1 rotated with respect to second wire clamp 2, this guide pad can match with gathering sill, plays guide effect.Certainly, as the selectable mode of another kind, on the piece 25 that also can describedly be rotatably assorted guide pad is set and gathering sill is set on the wall of described annular rotation space 51, it can play guide effect equally, and is not shown.
The foregoing description is a better embodiment of the present utility model, only is used to illustrate the utility model, but not is used to limit the utility model.
Claims (9)
1, a kind of overhead transmission line conductor spacer revolution wire clamp, it is characterized in that, this wire clamp comprises first wire clamp and second wire clamp that is fixedly connected on the conductor spacer body, this first wire clamp is provided with the fixing clamping hole that grips lead, and described first wire clamp is that the center is connected on second wire clamp rotationally with the center line of clamping hole.
2, overhead transmission line conductor spacer revolution wire clamp as claimed in claim 1 is characterized in that described second wire clamp is provided with connecting hole, and described first wire clamp is located in this connecting hole, and the outer surface formation of this connecting hole and first wire clamp is rotationally connected.
3, overhead transmission line conductor spacer revolution wire clamp as claimed in claim 2 is characterized in that in the stop lug that is circumferentially with of described first wire clamp, this stop lug backstop is in the end of the second wire clamp connecting hole.
4, overhead transmission line conductor spacer revolution wire clamp as claimed in claim 2, it is characterized in that, on the outer surface of described first wire clamp or in the connecting hole of second wire clamp, be provided with gathering sill, the corresponding guide pad that matches with this gathering sill that is provided with in the connecting hole of this second wire clamp or on the outer surface of first wire clamp.
5, overhead transmission line conductor spacer revolution wire clamp as claimed in claim 2 is characterized in that described second wire clamp is made of two semi-clamping bodies, and these two semi-clamping bodies link together by bearing pin.
6, overhead transmission line conductor spacer revolution wire clamp as claimed in claim 1, it is characterized in that, the described first wire clamp internal fixation is arranged with lining tile, between this first wire clamp and lining tile, be formed with annular rotation space, on described first wire clamp, offer the arc turn trough, the end of described second wire clamp is provided with the piece that is rotatably assorted, and this second wire clamp end is arranged in the described arc turn trough, and the described piece that is rotatably assorted is rotatably assorted in described annular rotation space.
7, overhead transmission line conductor spacer revolution wire clamp as claimed in claim 6, it is characterized in that, on the described piece that is rotatably assorted or the wall of described annular rotation space be provided with gathering sill, and at the corresponding guide pad that matches with gathering sill that is provided with on the wall of described annular rotation space or on the piece that is rotatably assorted.
8, overhead transmission line conductor spacer revolution wire clamp as claimed in claim 1 is characterized in that, is arranged with rubber blanket in the clamping hole of described first wire clamp.
9, overhead transmission line conductor spacer revolution wire clamp as claimed in claim 1 is characterized in that described first wire clamp is made of two semi-clamping bodies, and these two semi-clamping bodies link together by bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520122172 CN2850086Y (en) | 2005-11-28 | 2005-11-28 | Space rod rotary wire clamp for overhead transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520122172 CN2850086Y (en) | 2005-11-28 | 2005-11-28 | Space rod rotary wire clamp for overhead transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2850086Y true CN2850086Y (en) | 2006-12-20 |
Family
ID=37522556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520122172 Expired - Lifetime CN2850086Y (en) | 2005-11-28 | 2005-11-28 | Space rod rotary wire clamp for overhead transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2850086Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101741039B (en) * | 2009-11-04 | 2011-12-28 | 中国电力科学研究院 | Rotating wire clamp for spacer of overhead transmission lines |
| CN103895818A (en) * | 2014-04-23 | 2014-07-02 | 中国海洋石油总公司 | Rotary anchor cable float connecting fixture |
| CN105811343A (en) * | 2016-05-27 | 2016-07-27 | 龚卫兵 | Efficiently and reliably mounted rotary spacer |
| CN105846378A (en) * | 2016-06-13 | 2016-08-10 | 国家电网公司 | Quickly installed rotary spacer and installation method thereof |
| CN106025980A (en) * | 2016-06-23 | 2016-10-12 | 成都科创佳思科技有限公司 | Spacing rod |
| CN106972438A (en) * | 2017-03-23 | 2017-07-21 | 威海海源电力工程有限公司 | A kind of isolation switch insulation cable bearer |
| CN108173224A (en) * | 2018-01-24 | 2018-06-15 | 安徽恒华电力设备有限公司 | A kind of novel electric power wire clamp |
| CN108645347A (en) * | 2018-06-19 | 2018-10-12 | 贵州电网有限责任公司 | A kind of electric power line ice-covering thickness measuring device and its application method |
| CN108923360A (en) * | 2018-08-03 | 2018-11-30 | 安徽恒华电力设备有限公司 | A kind of more Schizoid rotation wire clamps |
| WO2019172788A1 (en) * | 2018-03-05 | 2019-09-12 | Nachyla Dariusz | The device for fixing measuring devices perpendicularly on overhead linear objects, especially on overhead power transmission lines |
-
2005
- 2005-11-28 CN CN 200520122172 patent/CN2850086Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101741039B (en) * | 2009-11-04 | 2011-12-28 | 中国电力科学研究院 | Rotating wire clamp for spacer of overhead transmission lines |
| CN103895818A (en) * | 2014-04-23 | 2014-07-02 | 中国海洋石油总公司 | Rotary anchor cable float connecting fixture |
| CN105811343A (en) * | 2016-05-27 | 2016-07-27 | 龚卫兵 | Efficiently and reliably mounted rotary spacer |
| CN105846378A (en) * | 2016-06-13 | 2016-08-10 | 国家电网公司 | Quickly installed rotary spacer and installation method thereof |
| 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 |
| CN106025980A (en) * | 2016-06-23 | 2016-10-12 | 成都科创佳思科技有限公司 | Spacing rod |
| CN106972438A (en) * | 2017-03-23 | 2017-07-21 | 威海海源电力工程有限公司 | A kind of isolation switch insulation cable bearer |
| CN106972438B (en) * | 2017-03-23 | 2023-01-24 | 国网山东省电力公司威海供电公司 | Insulated cable bracket of isolating switch |
| CN108173224A (en) * | 2018-01-24 | 2018-06-15 | 安徽恒华电力设备有限公司 | A kind of novel electric power wire clamp |
| WO2019172788A1 (en) * | 2018-03-05 | 2019-09-12 | Nachyla Dariusz | The device for fixing measuring devices perpendicularly on overhead linear objects, especially on overhead power transmission lines |
| CN108645347A (en) * | 2018-06-19 | 2018-10-12 | 贵州电网有限责任公司 | A kind of electric power line ice-covering thickness measuring device and its application method |
| CN108923360A (en) * | 2018-08-03 | 2018-11-30 | 安徽恒华电力设备有限公司 | A kind of more Schizoid rotation wire clamps |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA ELECTRIC POWER RESEARCH INSTITUTE Free format text: FORMER OWNER: GUO ELECTRIC POWER CONSTRUCTION RESEARCH INSTITUTE Effective date: 20090724 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090724 Address after: Beijing City, Haidian District small business Qinghe Road No. 15 Chinese Electric Power Research Institute of the Ministry of science and technology, zip code: 100192 Patentee after: China Electric Power Research Institute Address before: Beijing City, Xuanwu District Guang'an South Binhe Road 33, zip code: 100055 Patentee before: Guodian Electric Construction Inst. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20061220 |
|
| EXPY | Termination of patent right or utility model |