CN211237843U - Combined butterfly insulator - Google Patents

Abstract

The utility model discloses a combined butterfly insulator, which belongs to the field of insulators, and comprises a plurality of disc insulators, each disc insulator comprises two butterfly rings arranged at two ends, the disc insulators are connected in series through connecting columns, nuts are connected with screw threads at two ends of each connecting column, a connecting piece is arranged between every two adjacent disc insulators, an inner ring and an outer ring are arranged on each connecting piece, each connecting column penetrates through the inner ring to be arranged, the butterfly rings are inserted in the outer ring to be arranged, fixing rods which are transversely arranged are inserted at two sides of each connecting piece, fixing grooves matched with the fixing rods are arranged on the side walls of the connecting columns, the fixing of the single disc insulator can be realized, so that the collision of the two adjacent insulators is avoided, the single disc insulator is inserted on the connecting column through the fixing rods to realize the fixing, and the fixing rods are fixed through the clamping of the clamping blocks and the clamping grooves, so as to prevent the fixed rod from falling off, and the pull rod is used for controlling the clamping connection or the separation of the clamping block and the clamping groove.

Description

Combined butterfly insulator

Technical Field

The invention relates to the field of insulators, in particular to a combined butterfly 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.

The disc insulator is a type of insulator, the disc insulator has a single part, and a plurality of disc insulators are connected in series to form a combination type.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide a combined butterfly insulator, which can fix a single butterfly insulator to prevent two adjacent insulators from colliding, insert the single butterfly insulator onto a connecting column through a fixing rod to realize fixation, fix the fixing rod through clamping of a clamping block and a clamping groove to prevent the fixing rod from falling off, and control the clamping or separation of the clamping block and the clamping groove through a pull rod.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A combined butterfly insulator comprises a plurality of disk insulators, each disk insulator comprises two butterfly rings arranged at two ends, the disk insulators are connected in series through connecting columns, nuts are connected to two ends of each connecting column in a threaded manner, a connecting piece is arranged between every two adjacent disk insulators, an inner ring and an outer ring are arranged on each connecting piece, each connecting column penetrates through the inner ring, the butterfly rings are inserted into the outer rings and arranged, transversely arranged fixing rods are inserted into two sides of each connecting piece, fixing grooves matched with the fixing rods are formed in the side walls of the connecting columns, each fixing rod is of a hollow structure, a vertically arranged pull rod is inserted into one end, away from the connecting pieces, of each fixing rod, a transversely arranged connecting rod is fixedly connected to the lower end of each pull rod, a spring is fixedly connected between the side wall of the upper end of each connecting rod and the inner wall of the upper end of each fixing rod, and one, and the inner wall of the connecting piece is provided with a clamping groove clamped with the clamping block.

Furthermore, a sliding groove is formed in the inner wall of one side of the fixing rod, one end, far away from the clamping block, of the connecting rod is connected with the sliding groove in a sliding mode through a sliding rod, and the sliding rod and the sliding groove enable the pull rod to vertically move up and down so as to avoid clamping due to deviation.

Furthermore, the axes of the inner ring and the outer ring are coincident with the axis of the connecting column, and the inner ring and the outer ring both use the connecting column as the center, so that the installation is free of errors.

Furthermore, the bottom of the outer ring is bonded with a protection pad, the protection pad is made of rubber materials, and the butterfly ring is fragile and can be protected by the protection pad made of the rubber materials.

Further, the dead lever includes the casing and the body of rod, and casing and body of rod intercommunication, and the space of casing is bigger than the space of the body of rod, parts such as convenient to assemble pull rod, connecting rod and spring like this.

Furthermore, the connecting piece and the fixing rod are made of insulating materials, so that safety is guaranteed, and electric leakage is avoided.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme can realize the fixed to single dish insulator to two adjacent insulators bump, insert single dish insulator on the spliced pole through the dead lever, with the realization fixed, and fix the dead lever through the joint of fixture block and draw-in groove, with avoid the dead lever to drop, and utilize the pull rod to control the joint or the separation of fixture block and draw-in groove.

(2) The sliding groove is formed in the inner wall of one side of the fixing rod, one end, far away from the clamping block, of the connecting rod is connected with the sliding groove in a sliding mode through the sliding rod, and the sliding rod and the sliding groove enable the pull rod to vertically move up and down so as to avoid clamping due to deviation.

(3) The axes of the inner ring and the outer ring are coincided with the axis of the connecting column, and the inner ring and the outer ring both use the connecting column as the center to ensure that the installation is error-free.

(4) The bottom of outer loop bonds has the protection pad, and the protection pad adopts rubber materials, because the butterfly ring is breakable, the butterfly ring can be protected to the protection pad of rubber material.

(5) The dead lever includes the casing and the body of rod, and casing and body of rod intercommunication, and the space of casing is bigger than the space of the body of rod, parts such as easy to assemble pull rod, connecting rod and spring like this.

(6) The connecting piece and the fixing rod are made of insulating materials, so that safety is ensured, and electric leakage is avoided.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of a single disc insulator structure according to the present invention;

FIG. 3 is a schematic cross-sectional view of a connector according to the present invention;

FIG. 4 is a schematic view of the structure at A in FIG. 1;

fig. 5 is a schematic structural diagram at B in fig. 3.

The reference numbers in the figures illustrate:

the structure comprises a disc insulator 1, a butterfly ring 2, a connecting column 3, a nut 4, a connecting piece 5, an inner ring 6, an outer ring 7, a fixing rod 8, a fixing groove 9, a pull rod 10, a connecting rod 11, a spring 12, a clamping block 13, a clamping groove 14, a sliding groove 15, a sliding rod 16 and a protective pad 17.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-5, a combined butterfly insulator comprises a plurality of butterfly insulators 1 and referring to fig. 1-2, each butterfly insulator 1 comprises two butterfly rings 2 arranged at two ends, the butterfly insulators 1 are connected in series through a connecting column 3, nuts 4 are connected to two ends of the connecting column 3 in a threaded manner, a connecting piece 5 is arranged between every two adjacent butterfly insulators 1, an inner ring 6 and an outer ring 7 are arranged on the connecting piece 5, the axes of the inner ring 6 and the outer ring 7 are coincident with the axis of the connecting column 3, the connecting column 3 is used as the center of the inner ring 6 and the outer ring 7, it is guaranteed that installation is free of errors, a protective pad 17 is bonded to the bottom of the outer ring 7, the protective pad 17 is made of a rubber material, the butterfly rings 2 can be protected by the protective pad 17 made of the rubber material due to the frangibility of the butterfly rings 2, the connecting column 3 penetrates through the inner ring;

referring to fig. 3-5, a fixing rod 8 is transversely inserted into both sides of a connecting member 5, the connecting member 5 and the fixing rod 8 are made of insulating materials, so as to ensure safety and prevent electric leakage, the fixing rod 8 includes a housing and a rod body, the housing is communicated with the rod body, the space of the housing is larger than that of the rod body, so that components such as a pull rod 10, a connecting rod 11, a spring 12 and the like are conveniently installed, a fixing groove 9 matched with the fixing rod 8 is formed in the side wall of a connecting column 3, the fixing rod 8 is of a hollow structure, a vertically arranged pull rod 10 is inserted into one end of the fixing rod 8 far away from the connecting member 5, the lower end of the pull rod 10 is fixedly connected with the transversely arranged connecting rod 11, a sliding groove 15 is formed in the inner wall of one side of the fixing rod 8, one end of the connecting rod 11 far away from a clamping block, so as to avoid the clamping caused by the deviation, a spring 12 is fixedly connected between the upper end side wall of the connecting rod 11 and the upper end inner wall of the fixed rod 8, a clamping block 13 is fixedly connected at one end of the connecting rod 11 far away from the pull rod 10, and a clamping groove 14 clamped with the clamping block 13 is arranged on the inner wall of the connecting piece 5.

During installation, a plurality of disc insulators 1 are connected in series on a connecting column 3, a connecting piece 5 is sleeved on each set of disc insulator 1, a butterfly ring 2 is inserted into an outer ring 7, two adjacent disc insulators 1 can be isolated, a single disc insulator 1 can also be fixed, a fixing rod 8 is inserted into the connecting piece 5, the fixing rod 8 is clamped into a fixing groove 9, the connecting piece 5 can be fixed on the connecting column 3, a pull rod 10 is pulled upwards before the fixing rod 8 is inserted, the pull rod 10 is loosened after the fixing rod 8 is inserted in place, a clamping block 13 is clamped into a clamping groove 14 under the action of elasticity and gravity of a spring 12, the fixing rod 8 is fixed so as not to fall off, and finally two ends of the connecting column 3 are fixed through nuts 4. Can realize fixed to single dish formula insulator to two adjacent insulators bump, insert single dish formula insulator on the spliced pole through the dead lever, in order to realize fixed, and fix the dead lever through the joint of fixture block and draw-in groove, in order to avoid the dead lever to drop, and utilize the pull rod to control the joint or the separation of fixture block and draw-in groove.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims (6)

1. The utility model provides a combined butterfly insulator, includes a plurality of dish insulators (1), its characterized in that: the disc insulators (1) comprise two disc rings (2) arranged at two ends, the disc insulators (1) are connected in series through connecting columns (3), nuts (4) are connected to two ends of each connecting column (3) in a threaded manner, connecting pieces (5) are arranged between every two adjacent disc insulators (1), inner rings (6) and outer rings (7) are arranged on the connecting pieces (5), the connecting columns (3) penetrate through the inner rings (6) and are arranged, the disc rings (2) are inserted into the outer rings (7) and are arranged, transversely arranged fixing rods (8) are inserted into two sides of each connecting piece (5), fixing grooves (9) matched with the fixing rods (8) are formed in the side walls of the connecting columns (3), the fixing rods (8) are of hollow structures, and vertically arranged pull rods (10) are inserted into one ends, far away from the connecting pieces (5), of the fixing rods (8), and the lower extreme fixedly connected with of pull rod (10) transversely sets up connecting rod (11), fixedly connected with spring (12) between the upper end lateral wall of connecting rod (11) and the upper end inner wall of dead lever (8), one end fixedly connected with fixture block (13) of pull rod (10) are kept away from in connecting rod (11), and the inner wall of connecting piece (5) begins to have draw-in groove (14) with fixture block (13) joint.

2. The combined butterfly insulator of claim 1, wherein: a sliding groove (15) is formed in the inner wall of one side of the fixing rod (8), and one end, far away from the clamping block (13), of the connecting rod (11) is connected with the sliding groove (15) in a sliding mode through a sliding rod (16).

3. The combined butterfly insulator of claim 1, wherein: the axes of the inner ring (6) and the outer ring (7) are coincided with the axis of the connecting column (3).

4. The combined butterfly insulator of claim 1, wherein: the bottom of the outer ring (7) is bonded with a protective pad (17), and the protective pad (17) is made of rubber materials.

5. The combined butterfly insulator of claim 1, wherein: the fixing rod (8) comprises a shell and a rod body, and the shell is communicated with the rod body.

6. The combined butterfly insulator of claim 1, wherein: the connecting piece (5) and the fixing rod (8) are made of insulating materials.

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