CN112103014A - High-altitude suspension insulator easy to disassemble and assemble - Google Patents
High-altitude suspension insulator easy to disassemble and assemble Download PDFInfo
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- CN112103014A CN112103014A CN202010989626.5A CN202010989626A CN112103014A CN 112103014 A CN112103014 A CN 112103014A CN 202010989626 A CN202010989626 A CN 202010989626A CN 112103014 A CN112103014 A CN 112103014A
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- Prior art keywords
- steel
- insulator
- steel foot
- foot
- plugging
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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
- H01B17/02—Suspension insulators; Strain insulators
- H01B17/06—Fastening of insulator to support, to conductor, or to adjoining insulator
- H01B17/10—Fastening of insulator to support, to conductor, or to adjoining insulator by intermediate link
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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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Abstract
The invention discloses an easily-disassembled high-altitude suspension insulator, which comprises: the insulator comprises an insulator body, wherein an accommodating cavity is formed in a steel cap on the insulator body, a steel column placing notch and a steel foot placing notch are respectively formed in the steel cap and are used for placing a steel column and a steel foot on the insulator adjacent to the insulator body into the accommodating cavity, and the steel column placing notch is communicated with the steel foot placing notch; liftable formula shutoff supporting component, liftable formula shutoff supporting component arranges in and holds the intracavity, and on the steel foot placed the breach and arranged liftable formula shutoff supporting component in through the steel foot, liftable formula shutoff supporting component rose the backstop and placed breach department in the steel foot, and the steel column is placed the distance L1 on first border and the second border on the breach and is less than the maximum diameter L2 of steel foot. The high-altitude suspension insulator easy to disassemble and assemble is simple and labor-saving to operate and low in labor intensity, the insulator string can be disassembled and assembled only by one person, and the disassembling and assembling efficiency of the insulator string is greatly improved.
Description
Technical Field
The invention relates to the technical field of electric power facilities, in particular to an easily-disassembled high-altitude suspension insulator.
Background
The suspension insulator is widely applied to insulation and mechanical fixation of a transmission conductor in a high-voltage overhead transmission line. Among the suspension insulators, the disc-shaped suspension insulator is one of the most widely used insulators for power transmission lines. According to engineering requirements, two or more insulator elements are often combined together to form an insulator string, which becomes an assembly of flexible suspension wires.
Insulators generally comprise sheds, caps, columns and legs, and when the insulators are connected into an insulator string, the current main method is to connect the legs of an insulator to the cap of another insulator by using cotter pins. This connection has the following disadvantages: (1) the insulator is inconvenient to disassemble and replace, the split pin is required to be disassembled by fixing and clamping the insulator in the work of compositing, damage replacement, antifouling cleaning and the like of the insulator, the split pin is difficult to disassemble, multi-person cooperative operation is required, the labor intensity is high, the efficiency is low, the split pin can not be reused after being disassembled, and resources are wasted; (2) after the common insulators are connected into the insulator string, although the whole insulator string has flexibility, the two adjacent insulators are in rigid connection, so that the connection parts of the two insulators are frequently rubbed and collided, and are easily subjected to mechanical damage; (3) after the common insulators are connected into an insulator string, the axial dynamic load is transmitted rigidly and directly to the power transmission tower through the insulator string, so that the protection effect on the power transmission tower is lacked.
Therefore, the technical problem to be solved by the present invention is how to provide a high-suspension insulator which can reduce the dynamic load between adjacent insulators, avoid frequent friction and collision between insulator connecting parts, is easy to cause mechanical damage, and is easy to disassemble and assemble.
Disclosure of Invention
In view of the above, the invention provides an overhead suspension insulator which can reduce the dynamic load between adjacent insulators, avoid frequent friction and collision between insulator connecting parts, is easy to generate mechanical damage and is easy to disassemble and assemble.
In order to achieve the purpose, the invention adopts the following technical scheme:
an easily disassembled and assembled high-altitude suspension insulator comprises:
the insulator comprises an insulator body, wherein an accommodating cavity is formed in a steel cap on the insulator body, a steel column placing notch and a steel foot placing notch are respectively formed in the steel cap and are used for placing a steel column and a steel foot on an insulator adjacent to the insulator body into the accommodating cavity, and the steel column placing notch is communicated with the steel foot placing notch;
liftable formula shutoff supporting component, liftable formula shutoff supporting component arranges in hold the intracavity, the steel foot passes through the breach is placed in to the steel foot on the liftable formula shutoff supporting component, liftable formula shutoff supporting component rise the back backstop in breach department is placed to the steel foot, just the distance L1 on first border and the second border on the breach is placed to the steel column is less than the maximum diameter L2 of steel foot is used for preventing the steel foot is followed hold the intracavity and deviate from.
According to the technical scheme, compared with the prior art, the invention discloses the high-altitude suspension insulator easy to disassemble and assemble, when the insulator string is connected, the lifting type plugging support component is pressed downwards to expose the steel foot placing notch, then the steel column and the steel foot on the insulator are respectively placed in the accommodating cavity through the steel column placing notch and the steel foot placing notch, then the lifting type plugging support component is loosened to enable the lifting type plugging support component to ascend and stop at the steel foot placing notch, the steel foot is prevented from falling off, and the connection of the insulator string is completed; when the insulator string is disassembled, the lifting type plugging support assembly is pressed down again to expose the steel foot placing notch, and then the steel foot is taken out from the steel foot placing notch to complete the disassembly of the insulator string. The high-altitude suspension insulator is simple and labor-saving to operate and low in labor intensity, and the insulator string can be disassembled and assembled only by one person, so that the disassembling and assembling efficiency of the insulator string is greatly improved.
Further, liftable formula shutoff supporting component includes:
the plugging barrel is arranged in the accommodating cavity, one end of the plugging barrel is a closed end, the other end of the plugging barrel is an open end, the steel foot is arranged in the plugging barrel, and the plugging barrel is stopped at the steel foot placing notch after rising;
the spring is arranged in the containing cavity, one end of the spring is fixedly connected with the cavity bottom of the containing cavity, and the other end of the spring is fixedly connected with the closed end of the plugging cylinder.
The technical scheme has the beneficial effects that the plugging barrel is pressed downwards, the plugging barrel compresses the spring, after the steel feet are placed in the plugging barrel, the plugging barrel is loosened, and the plugging barrel is reset upwards under the action of the spring and stops at the position of the steel feet placement gap to complete the connection of the insulator string; meanwhile, due to the fact that the springs are arranged, connection among the insulator strings is elastic connection, the buffering and vibration isolating effect is achieved when the insulator strings are under the action of external load, transmission acting force is greatly reduced, contact extrusion force between adjacent insulators is reduced through the springs, axial dynamic load is reduced, friction force is reduced, the problems that friction and collision between insulator connection positions are frequent, mechanical damage is prone to occurring are solved, and the service life of the insulators is prolonged.
Furthermore, a pressing handle is integrally formed on the cylinder wall of the plugging cylinder body on the side of the steel foot placing notch.
Adopt the beneficial effect that above-mentioned technical scheme produced to be, operating personnel accessible presses the handle to realize pushing down of shutoff barrel.
Further, the steel cap includes: the bottom end of the lower connecting body is integrally connected with the top end of an umbrella skirt on the insulator body, one end of the middle hollow cylinder is integrally connected with a groove notch formed in the top end of the lower connecting body, and the other end of the middle hollow cylinder is integrally connected with an open end of the upper semicircular cover body;
the steel column placing notch is formed in the upper semicircular cover body, and the steel foot placing notch is formed in the column wall of the middle hollow column body.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an easily detachable high-altitude suspension insulator provided by the invention.
Fig. 2 is a schematic structural view of the blocking cylinder body stopping at the steel foot placing gap.
Fig. 3 is a schematic structural diagram of insulator string connection.
Wherein: 1-an insulator body, 11-a steel cap, 111-a lower connecting body, 1111-a groove, 112-a middle hollow cylinder, 113-an upper semicircular cover body, 110-a containing cavity, 1100-a steel column placing notch, 1101-a steel foot placing notch, 2-an insulator, 21-a steel column, 22-a steel foot, 3-a liftable plugging support component, 31-a plugging cylinder body, 32-a spring and 33-a pressing handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, an embodiment of the present invention discloses an easily detachable high-altitude suspension insulator, including:
the insulator comprises an insulator body 1, wherein an accommodating cavity 110 is formed in a steel cap 11 on the insulator body 1, a steel column placing notch 1100 and a steel foot placing notch 1101 are respectively formed in the steel cap 11 and used for placing a steel column 21 and a steel foot 22 on an insulator 2 adjacent to the insulator body 1 into the accommodating cavity 110, and the steel column placing notch 1100 is communicated with the steel foot placing notch 1101;
liftable formula shutoff supporting component 3, liftable formula shutoff supporting component 3 is arranged in and is held chamber 110, steel foot 22 places breach 1101 through the steel foot and places on liftable formula shutoff supporting component 3, liftable formula shutoff supporting component 3 rises the backstop and places breach 1101 department in the steel foot, and the distance L1 on first border and the second border on the steel column is placed breach 1100 is less than the maximum diameter L2 of steel foot 22 for prevent that steel foot 22 from deviating from in holding chamber 110.
Liftable formula shutoff supporting component 3 includes:
the plugging cylinder body 31, the plugging cylinder body 31 is arranged in the accommodating cavity 110, one end of the plugging cylinder body 31 is a closed end, the other end of the plugging cylinder body 31 is an open end, the steel foot 22 is arranged in the plugging cylinder body 31, and the plugging cylinder body 31 is stopped at the steel foot placing notch 1101 after rising;
the spring 32 is arranged in the accommodating cavity 110, one end of the spring 32 is fixedly connected with the cavity bottom of the accommodating cavity 110, and the other end of the spring 32 is fixedly connected with the closed end of the plugging cylinder 31.
The cylinder wall of the plugging cylinder 31 on the steel foot placing notch 1101 side is integrally formed with a pressing handle 33.
The steel cap 11 includes: the bottom end of the lower connecting body 111 is integrally connected with the top end of an umbrella skirt 12 on the insulator body 1, one end of the middle hollow cylinder 112 is integrally connected with a groove 1111 notch formed in the top end of the lower connecting body 111, and the other end of the middle hollow cylinder 112 is integrally connected with an open end of the upper semicircular cover body 113;
the groove 1111, the middle hollow column 112 and the upper semicircular cover body 113 are enclosed to form an accommodating cavity 110, the steel column placing notch 1100 is formed in the upper semicircular cover body 113, and the steel foot placing notch 1101 is formed in the column wall of the middle hollow column 112.
When the insulator string is connected, as shown in fig. 3, an operator presses the plugging cylinder 31 through the pressing handle 33, so that the plugging cylinder 31 moves downwards to compress the spring 32, the steel foot placing notch 1101 is exposed, then the steel column 21 and the steel foot 22 on the insulator 2 are placed in the accommodating cavity 110 through the steel column placing notch 1100 and the steel foot placing notch 1101 respectively, then the plugging cylinder 31 is released, the plugging cylinder 31 moves upwards under the action of the spring 32 to plug the steel foot placing notch 1101 again, and the distance L1 between the first edge and the second edge of the steel column placing notch 1100 is smaller than the maximum diameter L2 of the steel foot, so that the steel foot cannot fall out of the accommodating cavity, and the insulator string is installed; when the insulation string needs to be detached, the operator presses the plugging cylinder 31 again through the pressing handle 33, so that the plugging cylinder 31 moves downwards to expose the steel foot placing notch 1101, and then the steel foot 22 is moved out of the steel foot placing notch 1101.
The invention has the following beneficial effects:
(1) the dismounting operation of the insulator string is simple, the operation can be completed by only one person, the labor intensity is low, and the dismounting efficiency is high;
(2) the arrangement of the springs enables the connection between the insulator strings to be elastic connection, the buffer vibration isolation effect is achieved when the insulator strings are subjected to the action of external load, the transmission acting force is greatly reduced, the contact extrusion force between adjacent insulators is reduced through the springs, the axial dynamic load is reduced, the friction force is reduced, the problems that the connecting parts of the insulators are frequently rubbed and collided and are easily damaged by machinery are solved, and the service life of the insulators is prolonged;
(3) set up the shutoff barrel and limited first border and the distance L1 on the steel column place the breach with the second border and be less than the maximum diameter L2 of steel foot for the condition that can not take place to break away from after two insulators are connected connects stably.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The utility model provides an easy high altitude suspension insulator of dismouting which characterized in that includes:
the insulator comprises an insulator body (1), wherein an accommodating cavity (110) is formed in a steel cap (11) on the insulator body (1), a steel column placing notch (1100) and a steel foot placing notch (1101) which are used for placing a steel column (21) and a steel foot (22) on an insulator (2) adjacent to the insulator body (1) into the accommodating cavity (110) are respectively formed in the steel cap (11), and the steel column placing notch (1100) is communicated with the steel foot placing notch (1101);
liftable formula shutoff supporting component (3), liftable formula shutoff supporting component (3) are arranged in hold chamber (110), steel foot (22) pass through breach (1101) are placed in to the steel foot on liftable formula shutoff supporting component (3), liftable formula shutoff supporting component (3) rise the backstop in breach (1101) department is placed to the steel foot, just the distance L1 that first border and second border on breach (1100) were placed to the steel column is less than the maximum diameter L2 of steel foot (22) is used for preventing steel foot (22) are followed hold and deviate from in the chamber (110).
2. An easily disassembled and assembled high altitude suspension insulator as claimed in claim 1, wherein said liftable plugging support component (3) comprises:
the plugging barrel body (31), the plugging barrel body (31) is arranged in the accommodating cavity (110), one end of the plugging barrel body (31) is a closed end, the other end of the plugging barrel body is an open end, the steel foot (22) is arranged in the plugging barrel body (31), and the plugging barrel body (31) is stopped at the steel foot placing notch (1101) after rising;
the spring (32) is arranged in the accommodating cavity (110), one end of the spring (32) is fixedly connected with the cavity bottom of the accommodating cavity (110), and the other end of the spring (32) is fixedly connected with the closed end of the plugging cylinder (31).
3. The high-altitude suspension insulator easy to disassemble and assemble as claimed in claim 2, wherein a pressing handle (33) is integrally formed on the cylinder wall of the blocking cylinder body (31) on the side of the steel foot placing gap (1101).
4. An easily disassembled high altitude suspension insulator according to any one of claims 1-3, wherein said steel cap (11) comprises: the insulator comprises a lower connecting body (111), a middle hollow cylinder (112) and an upper semicircular cover body (113), wherein the bottom end of the lower connecting body (111) is integrally connected with the top end of an umbrella skirt (12) on the insulator body (1), one end of the middle hollow cylinder (112) is integrally connected with a groove (1111) notch formed in the top end of the lower connecting body (111), and the other end of the middle hollow cylinder is integrally connected with an open end of the upper semicircular cover body (113);
wherein, recess (1111), middle hollow cylinder (112) with go up half round cover body (113) and enclose to synthesize hold chamber (110), the steel column is placed breach (1100) and is seted up go up half round cover body (113) is last, the steel foot is placed breach (1101) and is seted up on the column wall of middle hollow cylinder (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010989626.5A CN112103014A (en) | 2020-09-19 | 2020-09-19 | High-altitude suspension insulator easy to disassemble and assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010989626.5A CN112103014A (en) | 2020-09-19 | 2020-09-19 | High-altitude suspension insulator easy to disassemble and assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112103014A true CN112103014A (en) | 2020-12-18 |
Family
ID=73759579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010989626.5A Pending CN112103014A (en) | 2020-09-19 | 2020-09-19 | High-altitude suspension insulator easy to disassemble and assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112103014A (en) |
-
2020
- 2020-09-19 CN CN202010989626.5A patent/CN112103014A/en active Pending
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