CN112117068B - Windage yaw prevention insulator - Google Patents
Windage yaw prevention insulator Download PDFInfo
- Publication number
- CN112117068B CN112117068B CN202011110226.9A CN202011110226A CN112117068B CN 112117068 B CN112117068 B CN 112117068B CN 202011110226 A CN202011110226 A CN 202011110226A CN 112117068 B CN112117068 B CN 112117068B
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- wire
- rod
- wire clamp
- core rod
- insulating umbrella
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/38—Fittings, e.g. caps; Fastenings therefor
- H01B17/40—Cementless fittings
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Abstract
The invention is suitable for the technical field of high-voltage power transmission, and provides a windage yaw prevention insulator which comprises a core rod, an insulating umbrella sleeve I, an insulating umbrella sleeve II, a hinged support, a wire frame and a wire clamp; a plurality of first insulating umbrella covers and a plurality of second insulating umbrella covers are fixed on the core rod; the first insulating umbrella sleeve is provided with an arc-shaped convex surface facing one end of the core rod, and the second insulating umbrella sleeve is provided with an arc-shaped convex surface facing the other end of the core rod; the hinge support is fixed at one end of the core rod and is connected with a connecting rod with a first threaded rod, the first threaded rod is used for connecting an iron tower, the wire frame is connected with a wire clamp through a second threaded rod, the wire clamp and the wire clamp are used for clamping and fixing an electric wire, and a spacer is arranged between the wire clamp and the wire frame. The invention can realize the adaptation to windage yaw through the flexibility of the hinged support, reduce the influence of windage yaw on the insulator, reduce the abrasion between the wire rack and the wire clamp through the spacer and ensure the structural stability of the electric wire.
Description
Technical Field
The invention belongs to the technical field of high-voltage power transmission, and particularly relates to a wind deflection prevention insulator.
Background
The insulator is a special insulating control and can play an important role in an overhead transmission line. Early-year insulators are mostly used for telegraph poles, and a plurality of disc-shaped insulators are hung at one end of a high-voltage wire connecting tower which is gradually developed, are used for increasing creepage distance and are usually made of glass or ceramics, namely insulators. The insulator should not fail due to various electromechanical stresses caused by changes in environmental and electrical loading conditions, otherwise the insulator will not function significantly and will compromise the service and operational life of the entire line.
When the common insulator is used for a hard jumper wire of a high-voltage line, the wind deflection of the jumper wire cannot be effectively prevented, the conductor waves with the wind, the insulation distance between the phase and the ground cannot be ensured, and the influence on production and life is brought to people.
Disclosure of Invention
The invention provides an anti-wind-off insulator, aiming at solving the problems in the prior art.
The invention is realized in such a way that the windage yaw prevention insulator comprises a core rod, an insulating umbrella sleeve I, an insulating umbrella sleeve II, a hinged support, a wire frame and a wire clamp;
a plurality of first insulating umbrella covers and a plurality of second insulating umbrella covers are fixed on the core rod;
the first insulating umbrella sleeve is provided with an arc-shaped convex surface facing one end of the core rod, and the second insulating umbrella sleeve is provided with an arc-shaped convex surface facing the other end of the core rod;
the hinged support is fixed at one end of the core rod, a connecting rod is hinged to the hinged support, and a first threaded rod is arranged on the connecting rod;
the wire frame is fixed at the other end of the core rod, a second threaded rod is fixed on the wire frame, the second threaded rod is fixedly connected with a wire clamp, a spacer is detachably mounted between the wire frame and the wire clamp, the wire frame and the wire clamp are arranged oppositely, at least one first nut is mounted on the second threaded rod, and the first nut is located on one side, far away from the wire frame, of the wire clamp.
The wire rack and the wire clamp are both provided with grooves for accommodating the isolating pads, the isolating pads are made of rubber materials, and the isolating pads are of rectangular block structures.
Preferably, one side surface of the wire frame facing the wire clamp is provided with two symmetrical wire grooves I;
and one side surface of the wire clamp facing the wire rack is provided with two symmetrical wire grooves II.
Preferably, the first wire groove and the second wire groove are both arc-shaped grooves.
Preferably, the core rod is of a hollow structure and is provided with a cylindrical cavity;
an inner rod is arranged in the cavity, a plurality of support plates are circumferentially arranged on the surface of the inner rod, and the support plates abut against the inner wall of the core rod.
Compared with the prior art, the invention has the beneficial effects that: the windage yaw prevention insulator is characterized in that a core rod with a hinged support and a wire frame are arranged, the hinged support and the wire frame are respectively located at two ends of the core rod, the hinged support is connected with a connecting rod with a first threaded rod, the first threaded rod is used for connecting an iron tower, the wire frame is connected with a wire clamp through a second threaded rod, the wire clamp and the wire clamp are used for clamping and fixing wires, and a spacer is arranged between the wire clamp and the wire frame. The invention can realize the adaptation to windage yaw through the flexibility of the hinged support, reduce the influence of windage yaw on the insulator, reduce the abrasion between the wire frame and the wire clamp through the spacer, and can also ensure the structural stability of the electric wire.
Drawings
FIG. 1 is an elevational view of the overall construction of the present invention;
FIG. 2 is a side view of a hinge mount of the present invention;
FIG. 3 is a cross-sectional view of a mandrel of the present invention;
fig. 4 is a front view of the wire clamp of the present invention.
In the figure: 1-core rod, 2-first insulating umbrella cover, 3-second insulating umbrella cover, 4-hinged support, 5-connecting rod, 6-first threaded rod, 7-wire frame, 71-first wire groove, 8-wire clamp, 81-second wire groove, 82-groove, 9-spacer, 10-second threaded rod, 11-first nut, 12-second nut, 13-inner rod and 14-support plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-4, the present invention provides a technical solution: an anti-wind-off insulator comprises a core rod 1, an insulating umbrella sleeve I2, an insulating umbrella sleeve II 3, a hinged support 4, a wire frame 7 and a wire clamp 8.
A plurality of first insulating umbrella covers 2 and a plurality of second insulating umbrella covers 3 are fixed on the core rod 1. In the embodiment, three insulating umbrella covers I2 and II 3 are arranged, and the insulating umbrella covers I2 and II 3 are symmetrically arranged on the mandrel 1. The interval between each first insulating umbrella cover 2 and each second insulating umbrella cover 3 is the same.
The first insulating umbrella sleeve 2 is provided with an arc convex surface facing one end of the core rod 1, and the second insulating umbrella sleeve 3 is provided with an arc convex surface facing the other end of the core rod 1. The convex surfaces of the first insulating umbrella cover 2 and the second insulating umbrella cover 3 can weaken wind resistance, and therefore the influence of windage is reduced.
The hinged support 4 is fixed at one end of the core rod 1, the hinged support 4 is hinged with a connecting rod 5, and the connecting rod 5 is provided with a threaded rod I6. The hinge support 4 is provided with a connecting rod 5 through a bolt. The first threaded rod 6 is used for connecting an iron tower and can be fixed through a second nut 12. The first threaded rod 6 and the connecting rod 5 are integrally formed, and the connecting rod 5 can swing flexibly through the hinged support 4.
The wire frame 7 is fixed at the other end of the core rod 1, a second threaded rod 10 is fixed on the wire frame 7, the second threaded rod 10 is fixedly connected with a wire clamp 8, a spacer 9 is detachably mounted between the wire frame 7 and the wire clamp 8, the wire frame 7 and the wire clamp 8 are arranged oppositely, at least one first nut 11 is mounted on the second threaded rod 10, and the first nut 11 is located on one side, far away from the wire frame 7, of the wire clamp 8. The wire frame 7 and the wire clamp 8 are used for clamping and fixing wires, the second threaded rod 10 is integrally formed on the wire frame 7, the second threaded rod 10 is used for connecting the wire clamp 8, and the first nut 11 is used for fixing the wire clamp 8. The spacer 9 may provide clearance between the wire holder 7 and the wire clamp 8, thereby reducing wear between the wire holder 7 and the wire clamp 8.
Further, a side surface of the wire frame 7 facing the wire clamp 8 is provided with two symmetrical wire grooves one 71. The side surface of the wire clamp 8 facing the wire rack 7 is provided with two symmetrical wire grooves two 81.
In the present embodiment, the first and second wire grooves 71 and 81 can accommodate electric wires, and the first and second wire grooves 71 and 81 are symmetrically disposed. Each of the first and second wire slots 71 and 81 can hold a wire.
Further, the first wire groove 71 and the second wire groove 81 are both arc-shaped grooves.
In this embodiment, the first and second wire grooves 71 and 81 of the arc structure may be sufficiently contacted with the outer skin of the electric wire to fix the electric wire.
Further, the wire holder 7 and the wire clamp 8 are provided with grooves 82 for accommodating the spacers 9.
In the present embodiment, the spacer 9 is fitted into the groove 82, so that the spacer 82 can be stably fitted between the wire stand 7 and the wire clamp 8 through the groove 82, and the spacer 82 has a through hole through which the second threaded rod 10 passes.
Further, the spacer 9 is made of a rubber material. The spacer 9 is a rectangular block structure.
In the present embodiment, the spacer 9 of a rubber material has an insulating property. And the recess 82 is adapted to the shape of the spacer 9.
Further, the core rod 1 is a hollow structure and has a cylindrical cavity. An inner rod 13 is arranged in the cavity, a plurality of support plates 14 are circumferentially arranged on the surface of the inner rod 13, and the support plates 14 abut against the inner wall of the core rod 1.
In the present embodiment, four stays 14 are provided, the four stays 14 are integrally formed with the inner rod 13, and the stays 14 can provide stable support to the side wall of the mandrel 1. The structural strength of the core rod 1 is guaranteed, meanwhile, materials can be reduced, and production cost is reduced.
The working principle and the using process of the invention are as follows: when the iron tower is installed, the iron tower is connected through the first threaded rod 6 and is fixed through the second nut 12. The connecting rod 5 can swing flexibly through the hinged support 4. The wire holder 7 and the wire clamp 8 can be used for clamping and fixing the electric wire, the wire clamp 8 is connected through the second threaded rod 10, and the wire clamp 8 is fixed through the first nut 11. The spacer 9 may provide clearance between the wire holder 7 and the wire clamp 8, thereby reducing wear between the wire holder 7 and the wire clamp 8. The convex surfaces of the first insulating umbrella cover 2 and the second insulating umbrella cover 3 can weaken wind resistance, and therefore the influence of windage is reduced. The invention can realize the adaptation to windage yaw through the flexibility of the hinged support 4 and reduce the influence of windage yaw on the insulator.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a prevent wind partial pressure insulator which characterized in that: comprises a core rod (1), a first insulating umbrella sleeve (2), a second insulating umbrella sleeve (3), a hinged support (4), a wire frame (7) and a wire clamp (8);
a plurality of first insulating umbrella covers (2) and a plurality of second insulating umbrella covers (3) are fixed on the core rod (1);
the first insulating umbrella sleeve (2) is provided with an arc-shaped convex surface facing one end of the core rod (1), and the second insulating umbrella sleeve (3) is provided with an arc-shaped convex surface facing the other end of the core rod (1);
the hinged support (4) is fixed at one end of the core rod (1), the hinged support (4) is hinged with a connecting rod (5), and the connecting rod (5) is provided with a first threaded rod (6);
the wire frame (7) is fixed at the other end of the core rod (1), a second threaded rod (10) is fixed on the wire frame (7), the second threaded rod (10) is fixedly connected with a wire clamp (8), a spacer (9) is detachably arranged between the wire frame (7) and the wire clamp (8), the wire frame (7) and the wire clamp (8) are arranged oppositely, at least one first nut (11) is arranged on the second threaded rod (10), and the first nut (11) is positioned on one side, far away from the wire frame (7), of the wire clamp (8);
the wire rack (7) and the wire clamp (8) are respectively provided with a groove (82) for accommodating the spacer (9), the spacer (9) is made of rubber materials, and the spacer (9) is of a rectangular block structure.
2. The windage yaw prevention insulator of claim 1, wherein: one side surface of the wire frame (7) facing the wire clamp (8) is provided with two symmetrical first wire grooves (71);
one side surface of the wire clamp (8) facing the wire rack (7) is provided with two symmetrical wire grooves II (81).
3. The windage yaw prevention insulator of claim 2, wherein: the first wire groove (71) and the second wire groove (81) are both arc-shaped grooves.
4. The windage yaw prevention insulator of claim 1, wherein: the core rod (1) is of a hollow structure and is provided with a cylindrical cavity;
an inner rod (13) is arranged in the cavity, a plurality of support plates (14) are circumferentially arranged on the surface of the inner rod (13), and the support plates (14) are abutted to the inner wall of the core rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011110226.9A CN112117068B (en) | 2020-10-16 | 2020-10-16 | Windage yaw prevention insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011110226.9A CN112117068B (en) | 2020-10-16 | 2020-10-16 | Windage yaw prevention insulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112117068A CN112117068A (en) | 2020-12-22 |
| CN112117068B true CN112117068B (en) | 2022-05-27 |
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ID=73794580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011110226.9A Active CN112117068B (en) | 2020-10-16 | 2020-10-16 | Windage yaw prevention insulator |
Country Status (1)
| Country | Link |
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| CN (1) | CN112117068B (en) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3898372A (en) * | 1974-02-11 | 1975-08-05 | Ohio Brass Co | Insulator with resin-bonded fiber rod and elastomeric weathersheds, and method of making same |
| CN201191541Y (en) * | 2008-05-09 | 2009-02-04 | 湖北省电力公司襄樊供电公司 | Synthetic insulator preventing wind drift |
| US20150136470A1 (en) * | 2013-10-30 | 2015-05-21 | Graduate School At Shenzhen, Tsinghua University | Selection method for strong wind region composite insulator based on structure parameters, and composite insulator |
| CN205178448U (en) * | 2015-12-16 | 2016-04-20 | 浙江浙电经济技术研究院 | Wire composite insulator spacing gold utensil of string windage yaw that dangles |
| CN206546747U (en) * | 2017-03-08 | 2017-10-10 | 中机华信诚电力工程有限公司 | A kind of wind-deviation insulator chain |
| CN207529734U (en) * | 2017-08-10 | 2018-06-22 | 何志浩 | A kind of electrical insulation device |
| CN107644721B (en) * | 2017-08-19 | 2019-03-19 | 芜湖市凯鑫避雷器有限责任公司 | A kind of suspension type composite silicone rubber insulator structure |
| CN207425495U (en) * | 2017-11-15 | 2018-05-29 | 江苏金三力电力器材实业有限公司 | A kind of anticollision between steel tower and wind-deviation insulator damping neonychium |
| CN208478035U (en) * | 2018-08-15 | 2019-02-05 | 王敏超 | A kind of cap button insulator |
| CN210325368U (en) * | 2019-08-19 | 2020-04-14 | 广东电网有限责任公司 | Windage yaw prevention insulator |
| CN211062536U (en) * | 2020-02-14 | 2020-07-21 | 杨晓斌 | Adjustable transmission line supporting insulator |
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2020
- 2020-10-16 CN CN202011110226.9A patent/CN112117068B/en active Active
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| CN112117068A (en) | 2020-12-22 |
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