CN111181108A - Overhead ground wire anti-abrasion device for power transmission line - Google Patents
Overhead ground wire anti-abrasion device for power transmission line Download PDFInfo
- Publication number
- CN111181108A CN111181108A CN202010144729.1A CN202010144729A CN111181108A CN 111181108 A CN111181108 A CN 111181108A CN 202010144729 A CN202010144729 A CN 202010144729A CN 111181108 A CN111181108 A CN 111181108A
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- China
- Prior art keywords
- plate
- cable
- positioning plate
- supporting plate
- transmission line
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- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 22
- 238000005299 abrasion Methods 0.000 title claims abstract description 14
- 230000002265 prevention Effects 0.000 claims description 13
- 239000011435 rock Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 3
- 230000004048 modification Effects 0.000 description 11
- 238000012986 modification Methods 0.000 description 11
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
- H02G7/053—Suspension clamps and clips for electric overhead lines not suspended to a supporting wire
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/14—Arrangements or devices for damping mechanical oscillations of lines, e.g. for reducing production of sound
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/22—Arrangements of earthing wires suspended between mastheads
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses an anti-abrasion device for an overhead ground wire of a power transmission line, which comprises a connecting plate, a connecting part, a supporting plate and N clamp parts, wherein N is a positive integer, one side of the connecting plate is provided with the connecting part, and one end of the connecting part is connected with the connecting plate; the other end of the connecting part is connected with the supporting plate; one side of the supporting plate is provided with a wire groove for placing a cable; the supporting plate is provided with N clamp components, and the clamp components are used for fixing the cable on the supporting plate. The working process of the invention is as follows: the connecting plate is arranged on the power transmission line frame, the cable is placed on the supporting plate, and the cable is fixed through the clamp component. If the cable takes place to rock the time, the backup pad takes place to rock in step, then guarantees the stability that the cable rocked through adapting unit, avoids excessively dragging the wearing and tearing that lead to. The invention can reduce the relative sliding of the cable, thereby reducing the abrasion of the cable.
Description
Technical Field
The invention relates to the field of power system equipment, in particular to an anti-abrasion device for an overhead ground wire of a power transmission line.
Background
In the overhead installation process of the power transmission line, in order to ensure the stability of the ground wire, a hardware fitting needs to be used for auxiliary support and positioning. However, when the existing hardware fitting is used, the cable cannot be positioned and tensioned, and the cable is easy to loosen to cause relative sliding, so that the abrasion is serious. Meanwhile, when the cable is pulled, the cable cannot effectively swing to buffer, and the swing to a large extent can further increase the abrasion.
Disclosure of Invention
The invention overcomes the defects of the prior art and provides the anti-abrasion device for the overhead ground wire of the power transmission line. The invention can strengthen the positioning of the cable and reduce the abrasion of the cable.
In order to solve the technical problems, the technical scheme of the invention is as follows:
the utility model provides a transmission line overhead earth wire wear prevention device, includes connecting plate, adapting unit, backup pad, N anchor clamps parts, N be positive integer, wherein
One side of the connecting plate is provided with a connecting part, and one end of the connecting part is connected with the connecting plate;
the other end of the connecting part is connected with the supporting plate;
one side of the supporting plate is provided with a wire groove for placing a cable;
the supporting plate is provided with N clamp components, and the clamp components are used for fixing the cable on the supporting plate.
The working process of the invention is as follows:
the connecting plate is arranged on the power transmission line frame, the cable is placed on the supporting plate, and the cable is fixed through the clamp component. If the cable takes place to rock the time, the backup pad takes place to rock in step, then guarantees the stability that cable and backup pad rocked through adapting unit, avoids excessively dragging the wearing and tearing that lead to.
The invention can reduce the relative sliding of the cable, thereby reducing the abrasion of the cable.
In a preferred embodiment, the support plate is an arc-shaped support plate.
In this preferred scheme, because the arc backup pad does not have the right angle, can avoid the cable to damage at the backup pad because excessive deformation leads to the inner core.
In a preferred scheme, the connecting part is a hinged part, the hinged part comprises a fixed part and a rotating part, and the fixed part and the rotating part are hinged; the fixed part is connected with the connecting plate, and the rotating part is connected with the supporting plate.
In this preferred embodiment, the support plate can be rotated about the center by means of the hinge member.
In a preferred scheme, the clamp part comprises a first positioning plate and a second positioning plate, the first positioning plate and the second positioning plate are respectively arranged on two sides of the supporting plate, and the first positioning plate and the second positioning plate are matched to fix the cable on the supporting plate.
In a preferred embodiment, the clamp part further comprises 2 bolts and 2 nuts, wherein a first through hole and a second through hole are respectively formed at two ends of the first positioning plate, a third through hole and a fourth through hole are respectively formed at two ends of the second positioning plate,
the first positioning plate and the second positioning plate are connected through the matching of the first through hole and the third through hole by the 1 bolt and the 1 nut;
and the first positioning plate and the second positioning plate are connected by the matching of the second through hole and the fourth through hole through the 1 bolt and the 1 nut.
In this preferred scheme, through the aggregate erection of first locating plate and second locating plate, steadily fix the cable in the backup pad, and can separate as required at any time.
In a preferred scheme, the other side of the supporting plate, which is opposite to the side of the wire slot, is provided with N clamping slots, and the first positioning plate is arranged on the upper surface of one side of the supporting plate; the second positioning plate is arranged below the other side of the supporting plate; the N second positioning plates are respectively provided with clamping heads, and the N clamping heads are clamped with the N clamping grooves in a one-to-one correspondence mode.
In this preferred scheme, draw-in groove and dop cooperation can make second locating plate and backup pad joint, avoid not hard up, improved stability.
In a preferred scheme, the anti-abrasion device for the overhead ground wire of the power transmission line further comprises N springs, the connecting plate is provided with N first connectors, each clamp part is provided with N second connectors, and the first connectors and the second connectors are correspondingly arranged; one end of the spring is connected with the first connecting head; the other end of the spring is connected with the second connector.
In this preferred scheme, can cushion the kinetic energy of anchor clamps part through the compression of spring, reduce amplitude of fluctuation, avoid wearing and tearing the cable.
In a preferred embodiment, N is 2, the 2 springs are respectively disposed at two ends of the connecting plate, and each spring corresponds to one clamp component; the 2 clamp parts are respectively arranged at two ends of the supporting plate.
In a preferred scheme, transmission line overhead earth wire wear prevention device still include the body of rod and stopper, the one end and the adapting unit of the body of rod be connected, the one end and the backup pad of the body of rod be connected, the other end of the body of rod on be provided with the stopper, the stopper be used for restricting the position of cable.
In this preferred scheme, can form shrink assistance-localization real-time to the cable through the body of rod and stopper, improve stability.
In a preferred scheme, the limiting block is of an arc-shaped structure, and the cable is arranged in the inner space of the arc-shaped structure of the limiting block.
In this preferred scheme, through fixing the cable inside the stopper, assistance-localization real-time limits the home range of cable.
Compared with the prior art, the technical scheme of the invention has the beneficial effects that:
the invention can reduce the relative sliding of the cable, thereby reducing the abrasion of the cable.
Drawings
FIG. 1 is a block diagram of an embodiment.
FIG. 2 is a cross-sectional view of a clamp component of an embodiment.
FIG. 3 is a cross-sectional view of a stop block of an embodiment.
Description of reference numerals: 1. a connecting plate; 2. a card slot; 3. an open slot; 4. a limiting block; 5. a rod body; 6. clamping a head; 7. a spring; 8. a first connector; 9. a bolt; 10. a second positioning plate; 11. a connecting member; 12. a support plate; 13. a wire slot; 14. a cable; 15. a first positioning plate.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent;
for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;
it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The technical solution of the present invention is further described below with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1, the abrasion-proof device for the overhead ground wire of the power transmission line comprises a connecting plate 1, a connecting part 11, a supporting plate 12 and N clamp parts, wherein N is a positive integer,
one side of the connecting plate 1 is provided with a connecting part 11, the connecting part 11 is connected with the connecting plate 1, and preferably, the connecting part 11 is fixedly connected with the connecting plate 1;
the connecting part 11 is connected with the support plate 12, and preferably, the connecting part 11 is fixedly connected with the support plate 12;
one side of the supporting plate 1 is provided with a wire groove 13 for placing a cable 14;
the support plate 12 is provided with N clamp members for fixing the cable to the support plate 12.
Working procedure of example 1:
the connecting plate is arranged on the power transmission line frame, the cable is placed on the supporting plate, and the cable is fixed through the clamp component. If the cable takes place to rock the time, the backup pad takes place to rock in step, then guarantees the stability that cable and backup pad rocked through adapting unit, avoids excessively dragging the wearing and tearing that lead to.
In example 1, the following modifications can also be made: the support plate 12 is an arc-shaped support plate.
In this modified embodiment, because the arc backup pad does not have the right angle, can avoid the cable to damage at the backup pad because excessive deformation leads to the inner core.
In example 1 and the modified examples, the following modifications may also be made: the connecting component 11 is a hinged component which comprises a fixed part and a rotating part, and the fixed part is hinged with the rotating part; the fixing part is connected with the connecting plate, and preferably, the fixing part is fixedly connected with the connecting plate; the rotating part is connected with the supporting plate, and preferably, the rotating part is fixedly connected with the supporting plate.
In the improved embodiment, the support plate can rotate around the center through the hinge component.
In example 1 and the modified examples, the following modifications may also be made: the clamp component comprises a first positioning plate 15 and a second positioning plate 10, the first positioning plate 15 and the second positioning plate 10 are respectively arranged on two sides of the supporting plate 12, and the first positioning plate 15 and the second positioning plate 10 are matched to fix the cable 14 on the supporting plate 12.
In example 1 and the modified examples, the following modifications may also be made: the clamp part also comprises 2 bolts 9 and 2 nuts, a first through hole and a second through hole are respectively arranged at two ends of the first positioning plate 15, a third through hole and a fourth through hole are respectively arranged at two ends of the second positioning plate 10, wherein,
the first positioning plate 15 and the second positioning plate 10 are connected through the matching of the first through hole and the third through hole by 1 bolt 9 and 1 nut;
the first positioning plate 15 and the second positioning plate 9 are connected through the matching of the second through hole and the fourth through hole by the 1 bolt 9 and the 1 nut.
In this modified embodiment, through the aggregate erection of first locating plate and second locating plate, regard backup pad and cable as the intermediate layer, steadily fix the cable in the backup pad, and can separate as required at any time.
In example 1 and the modified examples, the following modifications may also be made: the other side of the supporting plate 12, which is opposite to the side of the wire slot 13, is provided with N clamping grooves 2, and the first positioning plate 15 is arranged on the upper surface of one side of the supporting plate 12; the second positioning plate 10 is disposed under the other side of the support plate 12; the N second positioning plates 10 are respectively provided with clamping heads 6, and the N clamping heads 6 are in one-to-one corresponding clamping connection with the N clamping grooves 2.
In this modified embodiment, draw-in groove and dop cooperation can be avoided not hard up for second locating plate and backup pad joint, have improved stability.
In example 1 and the modified examples, the following modifications may also be made: the anti-abrasion device for the overhead ground wire of the power transmission line further comprises N springs 7, the connecting plate is provided with N first connectors 8, each clamp part is provided with N second connectors, and the first connectors 8 and the second connectors are correspondingly arranged; one end of the spring 7 is connected with the first connecting head 8; the other end of the spring 7 is connected with the second connector.
In this modified embodiment, the compression through the spring can cushion the kinetic energy of anchor clamps part, reduces the amplitude of oscillation, avoids wearing and tearing the cable.
In example 1 and the modified examples, the following modifications may also be made: n is 2, 2 springs 7 are respectively arranged at two ends of the connecting plate 1, and each spring 7 corresponds to one clamp part; 2 clamp parts are respectively provided at both ends of the support plate 12.
In example 1 and the modified examples, the following modifications may also be made: transmission line overhead earth wire wear prevention device still includes the body of rod 5 and stopper 4, and the one end and the adapting unit 11 of the body of rod 5 are connected, and the one end and the backup pad 12 of the body of rod 5 are connected, are provided with stopper 4 on the other end of the body of rod 5, and stopper 4 is used for restricting the position of cable 14.
In this modified embodiment, can form shrink assistance-localization real-time to the cable through the body of rod and stopper, improve stability.
In example 1 and the modified examples, the following modifications may also be made: the stopper 4 is an arc structure, and the cable 14 is disposed in an inner space of the arc structure of the stopper 4.
In this modified embodiment, through fixing the cable inside the stopper, assistance-localization real-time limits the home range of cable.
In the detailed description of the embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The same or similar reference numerals correspond to the same or similar parts;
the terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent;
it should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. For example, the connection modes of the components in the embodiments are only examples, and other connection modes still belong to the protection scope of the patent, and the embodiments are not limited to the patent.
Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a transmission line overhead earth wire wear prevention device which characterized in that, includes connecting plate, adapting unit, backup pad, N anchor clamps parts, N be positive integer, wherein
One side of the connecting plate is provided with a connecting part, and one end of the connecting part is connected with the connecting plate;
the other end of the connecting part is connected with the supporting plate;
one side of the supporting plate is provided with a wire groove for placing a cable;
the supporting plate is provided with N clamp components, and the clamp components are used for fixing the cable on the supporting plate.
2. The overhead ground wire wear prevention device of claim 1, wherein the support plate is an arc-shaped support plate.
3. The overhead ground wire wear prevention device of claim 1, wherein the connecting member is a hinged member, the hinged member comprises a fixed part and a rotating part, and the fixed part and the rotating part are hinged; the fixed part is connected with the connecting plate, and the rotating part is connected with the supporting plate.
4. The overhead ground wire wear prevention device for the power transmission line according to any one of claims 1 to 3, wherein the clamp component comprises a first positioning plate and a second positioning plate, the first positioning plate and the second positioning plate are respectively arranged at two sides of the support plate, and the first positioning plate and the second positioning plate are matched to fix the cable on the support plate.
5. The overhead ground wire wear prevention device of claim 4, wherein the clamp part further comprises 2 bolts and 2 nuts, the first positioning plate is provided with a first through hole and a second through hole at two ends thereof, the second positioning plate is provided with a third through hole and a fourth through hole at two ends thereof, wherein,
the first positioning plate and the second positioning plate are connected through the matching of the first through hole and the third through hole by the 1 bolt and the 1 nut;
and the first positioning plate and the second positioning plate are connected by the matching of the second through hole and the fourth through hole through the 1 bolt and the 1 nut.
6. The overhead ground wire abrasion prevention device for the power transmission line according to claim 4, wherein N clamping grooves are formed in the other side, opposite to the wire groove side, of the support plate, and the first positioning plate is arranged on the upper surface of one side of the support plate; the second positioning plate is arranged below the other side of the supporting plate; the N second positioning plates are respectively provided with clamping heads, and the N clamping heads are clamped with the N clamping grooves in a one-to-one correspondence mode.
7. The overhead ground wire wear prevention device of the power transmission line according to claim 1, 2, 3, 5 or 6, further comprising N springs, wherein the connecting plate is provided with N first connectors, each of the clamp parts is provided with N second connectors, and the first connectors and the second connectors are correspondingly arranged; one end of the spring is connected with the first connecting head; the other end of the spring is connected with the second connector.
8. The overhead ground wire wear prevention device for the power transmission line of claim 7, wherein N is 2, the 2 springs are respectively arranged at two ends of the connecting plate, and each spring corresponds to one clamp part; the 2 clamp parts are respectively arranged at two ends of the supporting plate.
9. The overhead ground wire wear prevention device for the power transmission line according to claim 1, 2, 3, 5, 6 or 8, further comprising a rod body and a limiting block, wherein one end of the rod body is connected with the connecting part, one end of the rod body is connected with the supporting plate, the other end of the rod body is provided with the limiting block, and the limiting block is used for limiting the position of the cable.
10. The overhead ground wire wear prevention device for the power transmission line of claim 9, wherein the limiting block is an arc-shaped structure, and the cable is disposed in an inner space of the arc-shaped structure of the limiting block.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010144729.1A CN111181108A (en) | 2020-03-04 | 2020-03-04 | Overhead ground wire anti-abrasion device for power transmission line |
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CN202010144729.1A CN111181108A (en) | 2020-03-04 | 2020-03-04 | Overhead ground wire anti-abrasion device for power transmission line |
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CN111181108A true CN111181108A (en) | 2020-05-19 |
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CN202010144729.1A Pending CN111181108A (en) | 2020-03-04 | 2020-03-04 | Overhead ground wire anti-abrasion device for power transmission line |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115663687A (en) * | 2022-10-31 | 2023-01-31 | 贵州电网有限责任公司 | Tree scraping and grinding preventing isolation device for overhead line |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115663687A (en) * | 2022-10-31 | 2023-01-31 | 贵州电网有限责任公司 | Tree scraping and grinding preventing isolation device for overhead line |
CN115663687B (en) * | 2022-10-31 | 2024-06-18 | 贵州电网有限责任公司 | Tree scraping and grinding preventing isolation device for overhead line |
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