CN110993219A - Rain and snow prevention bird damage prevention multifunctional lightning protection porcelain insulator with safety cover - Google Patents
Rain and snow prevention bird damage prevention multifunctional lightning protection porcelain insulator with safety cover Download PDFInfo
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- CN110993219A CN110993219A CN201911371652.5A CN201911371652A CN110993219A CN 110993219 A CN110993219 A CN 110993219A CN 201911371652 A CN201911371652 A CN 201911371652A CN 110993219 A CN110993219 A CN 110993219A
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- China
- Prior art keywords
- safety cover
- porcelain insulator
- lightning rod
- rain
- insulator
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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
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/30—Scaring or repelling devices, e.g. bird-scaring apparatus preventing or obstructing access or passage, e.g. by means of barriers, spikes, cords, obstacles or sprinkled water
- A01M29/32—Scaring or repelling devices, e.g. bird-scaring apparatus preventing or obstructing access or passage, e.g. by means of barriers, spikes, cords, obstacles or sprinkled water specially adapted for birds, e.g. spikes
-
- 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
- H01B17/42—Means for obtaining improved distribution of voltage; Protection against arc discharges
- H01B17/46—Means for providing an external arc-discharge path
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Birds (AREA)
- Power Engineering (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Insulators (AREA)
Abstract
A rain and snow prevention bird damage prevention multifunctional lightning protection porcelain insulator with a safety cover comprises a porcelain insulator with a rain-proof disc, wherein a metal end is arranged at the upper end of the porcelain insulator, a metal screw rod and a fixing nut are arranged on the axis of the lower end of the porcelain insulator, and a wiring clip is arranged at the top end of the metal end; one side of the metal end is connected with a lightning rod bent downwards, the lower end of the lightning rod is provided with a discharge end facing the lower end of the insulator, and the lower part of the insulator of the porcelain insulator is provided with a discharge head; the root parts of the metal end, the jointing clamp and the lightning rod are all arranged in a safety cover. The top of the safety cover and the power line protective tube is provided with a herringbone peak, and the peak is provided with a spike. The invention has the advantages that: the safety cover and the herringbone spires are arranged above the two ends of the safety cover, so that birds are prevented from falling off and bird nests are built, and bird damage is effectively prevented; the upper part of the safety cover is of an integrated structure, so that the sealing property is improved; the grounding ring extends to one side, the strength of the connecting arm is enhanced, and the grounding operation is facilitated; the metal end is made of iron materials and is firmly bonded with the porcelain insulator, so that the service life is prolonged; the lightning protection effect is ensured by utilizing the aluminum lightning rod connecting plate and the jointing clamp.
Description
Technical Field
The invention relates to a rain and snow prevention bird damage prevention multifunctional lightning protection porcelain insulator with a safety cover, which is used for supporting a power transmission line.
Background
The porcelain insulator is a supporting component commonly used for the power transmission line, the main structure of the prior art comprises the porcelain insulator with a rainproof disc, a metal end is arranged at the upper end of the porcelain insulator, a metal screw rod and a fixing nut are arranged on the axis of the lower end, and a wiring clamp is arranged on the top end of the metal end. One end of the wiring clamp is connected with an electricity testing grounding ring through a connecting arm; one side of the metal end is connected with a lightning rod bent downwards, the lower end of the lightning rod is provided with a discharge end facing the lower end of the insulator, and the lower part of the insulator of the porcelain insulator is provided with a discharge head opposite to the discharge end of the lightning rod; the root of linking arm and lightning rod of metal terminal, binding clip, electroscopic ground ring all install in a safety guard, this safety guard comprises half box body, upper portion box body and lower part box body, but this upper portion box body and the top of half box body are through the connector interconnect of bendable. The butt joint edges of the half box body and the lower box body are provided with power line protective pipes which correspond to the two sides of the jointing clamp, protrude outwards and gradually reduce the diameter; a round opening for passing through the lightning rod is arranged below the power line protection tube at one end; the bottom ends of the half box body and the lower box body are provided with semicircular holes for penetrating through the necks of the porcelain insulator; the butt joint edges of the two sides of the upper box body and the half box body are respectively provided with a pair of lugs which correspond to each other, at least one pair of lugs which correspond to each other is respectively arranged on the butt joint edges of the two sides of the half box body and the lower box body, the lugs are provided with through holes, and the through holes are internally provided with lock catches. The disadvantages are that: the top end is a plane and is provided with a butt joint seam, so that rain and snow are not smoothly drained, and easily permeate into the cover to cause corrosion of metal parts inside the safety cover; the flat top of the safety shield and the upper surface of the electricity testing grounding ring are easy to cause bird damage (the bird falls down to peck the shield body, damage is caused; bird nests are built).
In addition, in order to improve the lightning protection effect, the electrical conductivity of the lightning rod connected with the lightning rod needs to be improved, and in order to reduce the cost, the metal end is generally made of aluminum, but the bonding structure between the metal end made of aluminum and the porcelain insulator (the adhesive is generally made of cement or epoxy resin) is not firm, and the metal end and the porcelain insulator become loose or even separate after being used for a period of time, so that the safety of a line is affected.
Disclosure of Invention
The invention aims to provide a rain and snow prevention bird damage prevention multifunctional lightning protection porcelain insulator with a safety cover, and aims to solve the problems of the safety cover in the prior art.
The technical scheme of the invention is as follows: a rain and snow prevention bird damage prevention multifunctional lightning protection porcelain insulator with a safety cover comprises a porcelain insulator with a rain-proof disc, wherein a metal end is arranged at the upper end of the porcelain insulator, a metal screw rod and a fixing nut are arranged on the axis of the lower end of the porcelain insulator, and a wiring clip is arranged at the top end of the metal end; one side of the metal end is connected with a lightning rod bent downwards, the lower end of the lightning rod is provided with a discharge end facing the lower end of the insulator, and the lower part of the insulator of the porcelain insulator is provided with a discharge head opposite to the discharge end of the lightning rod; the metal end, the wiring clamp and the root of the lightning rod are all arranged in a safety cover, two opposite ends of the safety cover are provided with power line protective pipes for passing through power lines, and round openings for passing through the root of the lightning rod are arranged below the power line protective pipes at one end of the safety cover; the lower part of the safety cover is divided into two parts by taking the center of the power line protective pipe as an interface, and the edges of the interface at the two sides are provided with butt joint edges which are connected with each other by butt joint pins; the top of the safety cover and the power line protective tube is provided with a herringbone peak, and the top end of the peak is provided with a spike.
The invention has the advantages that: the safety cover and the two ends of the safety cover are provided with herringbone spires, and the spires and the electricity testing grounding rings are provided with spines, so that birds are prevented from falling off, bird nests are prevented from being built, and bird damage is effectively prevented; the upper part of the safety cover is of an integrated structure, so that the sealing property is improved; the grounding ring extends to one side, the strength of the connecting arm is enhanced, and the grounding operation is facilitated; the metal end is made of iron materials and is firmly bonded with the porcelain insulator, so that the service life is prolonged; the lightning protection effect is ensured by utilizing the aluminum lightning rod connecting plate and the jointing clamp.
Drawings
Fig. 1 is a schematic view of the general structure of a first embodiment of the present invention (high-voltage insulator, multiple disc-type rain protection discs with safety cover and lightning rod);
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is the view of FIG. 1 with the safety shield removed;
FIG. 4 is a perspective view of FIG. 3;
FIG. 5 is a top view of FIG. 3;
fig. 6 is a schematic diagram of the general structure of a second embodiment of the present invention (adding an electroscopic grounding ring on the basis of the previous embodiment);
FIG. 7 is a right side view of FIG. 6;
FIG. 8 is the view of FIG. 6 with the safety shield removed;
FIG. 9 is a top view of FIG. 8;
FIG. 10 is a perspective view of FIG. 8;
fig. 11 is a schematic view of the general structure of a third embodiment of the present invention (low-voltage insulator, single umbrella-shaped rain protection plate with safety cover and lightning rod);
FIG. 12 is a right side view of FIG. 11;
FIG. 13 is a schematic perspective view of the safety shield of FIGS. 11 and 12 with the safety shield removed;
fig. 14 is a schematic structural diagram of a fourth embodiment of the invention (adding an electroscopic grounding ring on the basis of the third embodiment);
FIG. 15 is a right side view of FIG. 14;
fig. 16 is a schematic perspective view of the safety cover of fig. 14 and 15 with the safety cover removed.
Detailed Description
Referring to fig. 1 to 5, the first embodiment of the multifunctional lightning protection insulator with a safety cover for preventing rain, snow and bird damage of the present invention comprises a porcelain insulator with four (or 3 to 5) disc-shaped rain-proof discs 1, wherein metal ends 5 are respectively arranged at the upper end and the lower end of the porcelain insulator, a metal screw 6 and a fixing nut are arranged on the axis of the lower end, and a wire clip 2 is arranged at the top end of the metal end 5 at the upper end; one side of the metal end 5 at the upper end is connected with a lightning rod 4 which is bent downwards, and the lower end of the lightning rod 4 is provided with a discharge end 41 facing to the lower end of the insulator; a transverse discharge head supporting arm 7 is arranged on a metal screw 6 below a metal end 5 at the lower end of the porcelain insulator, two ends of the discharge head supporting arm 7 are bent upwards, a discharge head 8 corresponding to a discharge end 41 is arranged at one end of the discharge head supporting arm 7, and a grounding terminal 9 used for connecting a ground wire is arranged at the other end of the discharge head supporting arm 7. The metal end 5 at the upper end, the jointing clamp 2, the connecting arm 11 and the root of the lightning rod 4 (the joint of the metal end 5 at the upper end) are all installed in an insulating safety cover 3 (the left side and the right side of the insulating safety cover are provided with power line protection pipes 31 used for passing through a power line, and round openings 33 used for passing through the root of the lightning rod 4 are arranged below the power line protection pipes 31 at one end).
The above-described structure of the safety shield 3 is prior art.
The safety cover 3 is made of bendable insulating materials (such as rubber, plastic and bendable plastic), and the top and the upper parts of the power line protective pipe 31 are of an integral structure; the lower part of the safety cover 3 is divided into two parts by taking the center of the power line protective pipe 3 as an interface, butting edges 34 are arranged on the edges (the left side and the right side in figure 1) of the interface at the two sides, and the butting edges are connected with each other by butting pins (or lock catches) 12 (inserted into through holes on the butting edges 34); herringbone peaks 35 and 311 are respectively arranged at the tops of the safety cover 3 and the power line protective tube 31, and a row of spaced spikes 36 are arranged at the top end of the peak 35.
The metal end 5 at the upper end is made of iron material, and the top end of the metal end is fixedly connected with two screw rods for mounting the jointing clamp 2; a lightning rod connecting plate is arranged at the top end of the metal end 5, the lightning rod connecting plate comprises a top disc and a downward bent end 13 connected with one end of the top disc, a lightning rod connecting pipe 14 is arranged on the outer side of the bent end 13, and the root of the lightning rod 4 is fixed in a hole of the lightning rod connecting pipe 14; the top disc is fixed between the lower surface of the jointing clamp 2 and the metal end 5; the jointing clamp 2, the lightning rod 4 and the lightning rod connecting plate are made of aluminum materials.
Referring to fig. 6-10, a second embodiment of the present invention is shown, in which an electroscopic grounding ring 10 is connected to one end of the terminal holder 2 via a connecting arm 11, the connecting arm 11 passes through a connecting arm outlet provided at a side middle portion of the safety cover 3, a dividing surface is provided at a portion below the connecting arm outlet of the safety cover 3, and butt edges 32 are provided outside the dividing surface, and left and right butt edges 32 (in fig. 6) are also connected to each other by a butt pin (snap lock). A row of spaced spikes 36 are provided on the electroscopic grounding ring 10.
The metal exposed edge of the electricity testing grounding ring 10 extends to one side, the width of one end, connected with the electricity testing grounding ring 10, of the connecting arm 11 is also expanded to the side length of the whole connecting edge of the electricity testing grounding ring, a triangular connecting arm 11 is formed, and the connecting strength of the electricity testing grounding ring 10 is increased.
The third embodiment shown in fig. 11 to 13 is different from the first embodiment, and the fourth embodiment shown in fig. 14 to 16 is different from the second embodiment in that: the rain-proof plate 1 of the porcelain insulator is 1 (or 2-3) umbrella-shaped plates which are low-voltage insulators. Because the lower ends of the porcelain insulator of the umbrella-shaped disc of the third and fourth embodiments are not provided with the metal end 5, a larger space is arranged above the transverse part of the discharge head supporting arm 7, a herringbone pointed top 15 can be arranged at the transverse part in order to prevent harmful birds from standing and nesting at the transverse part, the pointed top 15 is bent at an acute angle by a rectangular metal plate at the center line, the acute angle faces upwards, and the two lower sides are fixed on the discharge head supporting arm 7 by screws or welding. The two sharp tops 15 can be symmetrically arranged on two sides of the metal screw 6 at the transverse part of the discharge head supporting arm 7 respectively (see fig. 11, 13, 14 and 16); the point 15 may also be integral with a through hole in the middle for passing through the metal screw 6 at the lower end of the insulator.
Claims (7)
1. A rain and snow prevention bird damage prevention multifunctional lightning protection porcelain insulator with a safety cover comprises a porcelain insulator with a rain-proof disc, wherein a metal end is arranged at the upper end of the porcelain insulator, a metal screw rod and a fixing nut are arranged on the axis of the lower end of the porcelain insulator, and a wiring clip is arranged at the top end of the metal end; one side of the metal end is connected with a lightning rod bent downwards, the lower end of the lightning rod is provided with a discharge end facing the lower end of the insulator, and the lower part of the insulator of the porcelain insulator is provided with a discharge head opposite to the discharge end of the lightning rod; the metal end, the wiring clamp and the root of the lightning rod are all arranged in a safety cover, two opposite ends of the safety cover are provided with power line protective pipes for passing through power lines, and round openings for passing through the root of the lightning rod are arranged below the power line protective pipes at one end of the safety cover; the lower part of the safety cover is divided into two parts by taking the center of the power line protective pipe as an interface, and the edges of the interface at the two sides are provided with butt joint edges which are connected with each other by butt joint pins; the top of the safety cover and the power line protective tube is provided with a herringbone peak, and the top end of the peak is provided with a spike.
2. The multifunctional rain and snow prevention bird damage lightning protection porcelain insulator with the safety cover according to claim 1 is characterized in that the metal end is made of iron materials, and two screws for mounting the jointing clamp are fixedly connected to the top end of the metal end; a lightning rod connecting plate is arranged at the top end of the metal end, the lightning rod connecting plate comprises a top disc and a downward bent end connected with one end of the top disc, a lightning rod connecting pipe is arranged on the outer side of the bent end, and the root of the lightning rod is fixed in a hole of the lightning rod connecting pipe; the top disc is fixed between the lower surface of the jointing clamp and the metal end; the jointing clamp, the lightning rod and the lightning rod connecting plate are made of aluminum materials.
3. The multifunctional lightning protection porcelain insulator with the safety cover and the function of preventing rain, snow and bird damages according to claim 1 is characterized in that one end of the jointing clamp is connected with an electricity testing grounding ring through a connecting arm, the connecting arm penetrates out of an outlet of the connecting arm in the middle of one side of the safety cover, an interface is arranged below the outlet of the connecting arm of the safety cover, and butt edges are arranged outside the interface and are connected with each other through butt pins.
4. The multifunctional rain and snow prevention and bird damage prevention porcelain insulator with the safety cover according to claim 3, wherein the metal exposed edge of the electricity testing grounding ring extends to one side, and the width of one end of the connecting arm connected with the electricity testing grounding ring is also expanded to the side length of the whole connecting edge of the electricity testing grounding ring to form a triangular connecting arm.
5. The multifunctional rain and snow preventing and bird damage preventing porcelain insulator with the safety cover according to claim 1, wherein a spike is arranged on the electricity testing grounding ring.
6. The multifunctional rain and snow prevention bird damage lightning protection insulator with the safety cover according to claim 1, wherein the rain-proof discs of the insulator are 3-5 discs or 1-3 umbrella-shaped discs.
7. The multifunctional rain and snow preventing and bird damage preventing lightning protection porcelain insulator with the safety cover according to claim 1, wherein a transverse discharge head supporting arm is mounted on a metal screw at the lower end of the porcelain insulator, and two ends of the discharge head supporting arm are bent upwards and are respectively connected with a grounding terminal and the discharge head; a herringbone pointed top is arranged on the transverse part of the discharge head supporting arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911371652.5A CN110993219A (en) | 2019-12-27 | 2019-12-27 | Rain and snow prevention bird damage prevention multifunctional lightning protection porcelain insulator with safety cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911371652.5A CN110993219A (en) | 2019-12-27 | 2019-12-27 | Rain and snow prevention bird damage prevention multifunctional lightning protection porcelain insulator with safety cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110993219A true CN110993219A (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911371652.5A Withdrawn CN110993219A (en) | 2019-12-27 | 2019-12-27 | Rain and snow prevention bird damage prevention multifunctional lightning protection porcelain insulator with safety cover |
Country Status (1)
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|---|---|
| CN (1) | CN110993219A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113300346A (en) * | 2021-04-21 | 2021-08-24 | 国网冀北电力有限公司电力科学研究院 | Pressure limiting device and mounting method thereof |
-
2019
- 2019-12-27 CN CN201911371652.5A patent/CN110993219A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113300346A (en) * | 2021-04-21 | 2021-08-24 | 国网冀北电力有限公司电力科学研究院 | Pressure limiting device and mounting method thereof |
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Application publication date: 20200410 |