CN210606818U

CN210606818U - Insulator convenient to installation

Info

Publication number: CN210606818U
Application number: CN201922059374.1U
Authority: CN
Inventors: 武豪
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-05-22
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses an insulator convenient to installation, including insulator body and wire, insulator body top sets up the overhead line head, and overhead line upper end is equipped with the solidus groove that is used for fixed wire, and the wire sets up in the solidus groove, and overhead line upper end cover has the clamp ring, and the internally mounted of clamp ring has the briquetting, and the both sides of clamp ring are all downward protrusion formation locating part, and the bottom surface of locating part and briquetting all offsets with the outer wall of wire, and clamp ring upper end swing joint has a solid fixed cylinder, and installs positioning mechanism between solid fixed cylinder and the overhead line head. The utility model discloses simple structure, solid fixed cylinder and clamp ring can be dismantled, need not to carry tools such as spanner during the installation, have reduced health heavy burden, during the installation, as long as with solid fixed cylinder threaded connection on the overhead line, at the in-process that solid fixed cylinder screwed up downwards, just can make briquetting on the clamp ring and the comprehensive fixed wire that compresses tightly of location portion, and can effectively avoid not hard up because of external environment causes through positioning mechanism, increased safety and stability.

Description

Insulator convenient to installation

Technical Field

The utility model relates to an insulator technical field, concretely relates to insulator convenient to installation.

Background

The post insulator is a special insulating control and plays an important role in overhead transmission lines. The insulator is made of silica gel or ceramic, is hung at one end of the high-voltage wire connecting tower and is arranged in a hanging manner, is used for increasing creepage distance, and plays two roles of supporting a lead and preventing current from flowing back to the ground. The quality of the insulator determines whether the whole line is normally used or not, the insulator should not generate the phenomenon of failure caused by flashover breakdown due to the change of the environment and the electric load condition, otherwise, the insulator can lose the function and the service life of the whole line can be damaged.

When the traditional post insulator is fixedly connected with a wire, the insulator needs to be firstly fixed on a high-voltage wire connecting tower, and then the wire is clamped at the upper end of the insulator through a wire clamp.

However, tools such as a wrench are needed in the existing fixing mode, the upper cover of the wire clamp needs to be opened first, time and labor are consumed in fixing, the installation position is in a dozen meters high altitude, the operation time is long, and potential safety hazards are easily caused.

Disclosure of Invention

The utility model aims to solve the technical problem that an insulator convenient to installation is provided to solve the problem of proposing among the above-mentioned background art.

The utility model discloses a realize through following technical scheme: the utility model provides an insulator convenient to installation, including insulator body and wire, the overhead line head is set up at insulator body top, overhead line head upper end is equipped with the solidus groove that is used for fixed wire, the wire sets up in the solidus groove, overhead line upper end cover has the clamp ring, the internally mounted of clamp ring has the briquetting, the bottom surface of briquetting is the arc structure setting, the briquetting sets up inside the solidus groove, and the arc wall of briquetting bottom surface offsets with the top surface of wire, and compress tightly the wire and be fixed in the solidus groove, the both sides of clamp ring all bulge downwards and form a location portion, the location portion lower extreme also forms an arc wall, the bottom surface of this arc wall also offsets with the outer wall of wire, clamp ring upper end swing joint has a solid fixed cylinder, and install positioning mechanism between solid fixed cylinder and the overhead line head.

As the preferred technical scheme, the stringing head is arranged in a cylindrical structure, an internal thread is arranged on the outer wall surface of the upper end of the stringing head, an external thread is arranged on the inner wall surface of the fixed cylinder, the external thread on the fixed cylinder is meshed and connected with the internal thread on the stringing head, and more than one raised line is formed by outwards protruding the outer wall surface of the fixed cylinder.

As preferred technical scheme, encircle the terminal surface round and be equipped with a holding tank on the terminal surface of fixed cylinder lower extreme, install the holding ring on the terminal surface of clamp ring upper end, holding ring movable mounting is in the holding tank, and the vertical cross-section of holding ring and holding tank all is the setting of dovetail structure, phase-match between the two.

According to the preferred technical scheme, the positioning mechanism comprises a positioning rod, a top plate and a spring, a shaft hole is formed in the top surface of the fixing barrel, a positioning hole is formed in the top surface of the stringing head and is arranged opposite to the shaft hole, the positioning rod is arranged in the shaft hole, the lower end of the positioning rod is inserted into the positioning hole, the top plate is installed at the upper end of the positioning rod, the spring is arranged on the positioning rod, one end of the spring is fixed on the fixing barrel in a hot melting mode, and the other.

The utility model has the advantages that: the utility model discloses simple structure, solid fixed cylinder and clamp ring can be dismantled, need not to carry tools such as spanner during the installation, have reduced health heavy burden, during the installation, as long as with solid fixed cylinder threaded connection on the overhead line, at the in-process that solid fixed cylinder screwed up downwards, just can make briquetting on the clamp ring and the comprehensive fixed wire that compresses tightly of location portion, and can effectively avoid not hard up because of external environment causes through positioning mechanism, increased safety and stability.

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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial cross-sectional view taken at A-A of FIG. 1;

FIG. 3 is a partial cross-sectional view taken at B-B of FIG. 1;

fig. 4 is a partially enlarged view of C in fig. 1.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, the insulator of the present invention comprises an insulator body 1 and a conducting wire 2, the top of the insulator body 1 is provided with a stringing head 9, the upper end of the stringing head 9 is provided with a wire fixing groove 7 for fixing a wire, the wire 2 is arranged in the wire fixing groove 7, the upper end of the stringing head 9 is sleeved with a pressing ring 4, a pressing block 6 is arranged inside the pressing ring 4, the bottom surface of the pressing block 6 is arranged in an arc structure, the pressing block 6 is arranged inside the wire fixing groove 7, the arc groove on the bottom surface of the pressing block 6 is abutted against the top surface of the wire 2, the lead 2 is pressed and fixed in the wire fixing groove 7, both sides of the pressing ring 4 are protruded downwards to form a positioning part 3, the lower end of the positioning part 3 also forms an arc-shaped groove, the bottom surface of the arc-shaped groove is also abutted against the outer wall surface of the lead 2, the upper end of the compression ring 4 is movably connected with a fixed cylinder 5, and a positioning mechanism is arranged between the fixed cylinder 5 and the stringing head 9.

In this embodiment, stringing head 9 is the setting of cylindrical structure, is equipped with the internal thread on the outer wall of stringing head 9 upper end, is equipped with the external screw thread on the internal face of solid fixed cylinder 5, and the external screw thread on the solid fixed cylinder 5 is connected with the internal thread meshing on stringing head 9, and the outside protrusion forms more than one sand grip on the outer wall of solid fixed cylinder 5, has increased the friction of solid fixed cylinder outer wall, has made things convenient for rotatory solid fixed cylinder.

In this embodiment, encircle the terminal surface of 5 lower extremes of fixed cylinders and be equipped with a constant head tank on the terminal surface round, install holding ring 8 on the terminal surface of clamp ring 4 upper end, 8 movable mounting of holding ring are in the constant head tank, and the perpendicular cross-section of holding ring 8 and constant head tank all is the setting of dovetail structure, and the phase-match between the two has avoided the holding ring to fall out from the constant head tank.

In this embodiment, positioning mechanism includes locating lever 12, roof 10 and spring 11, be equipped with a shaft hole on the top surface of fixed section of thick bamboo 5, be equipped with a locating hole on the top surface of stringing head 9, the locating hole sets up with the shaft hole relatively, locating lever 12 sets up in the shaft hole, locating lever 12 lower extreme inserts in the locating hole, roof 10 is installed in locating lever 12 upper end, spring 11 sets up on locating lever 12, spring 11 one end hot melt is fixed in on the fixed section of thick bamboo 5, other end hot melt is fixed in on roof 10, when needs are dismantled, upwards pull out the locating lever and just can rotate fixed section of thick bamboo, from not influencing.

During installation, set up the wire in the solidus groove, after the completion, locate overhead line head with clamp ring and solid fixed cylinder cover on, after the wire is aimed at to the briquetting, the solid fixed cylinder of downwards rotation, make the solid fixed cylinder move down along the screw thread, the removal of solid fixed cylinder has driven the clamp ring, because through holding ring swing joint between clamp ring and the solid fixed cylinder, make the rotation of solid fixed cylinder can not drive the clamp ring, make the clamp ring can drop the downstream, until make the whole compresses tightly of location portion and briquetting be fixed in on the wire, after the completion, follow the locating lever in the locating hole, effectually fix a position the solid fixed cylinder, the solid fixed cylinder of rotation under the effect of external environment has been avoided, fixed safety and stability has been increased.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides an insulator convenient to installation which characterized in that: the wire fixing device comprises an insulator body and a wire, a stringing head is arranged at the top of the insulator body, a wire fixing groove used for fixing the wire is formed in the upper end of the stringing head, the wire is arranged in the wire fixing groove, a pressing ring is sleeved on the upper end of the stringing head, a pressing block is arranged inside the pressing ring, the bottom surface of the pressing block is of an arc-shaped structure, the pressing block is arranged inside the wire fixing groove, the arc-shaped groove in the bottom surface of the pressing block is abutted to the top surface of the wire, the wire is pressed and fixed in the wire fixing groove, the two sides of the pressing ring are downwards protruded to form a positioning part, the lower end of the positioning part is also formed into an arc-shaped groove, the bottom surface of the arc-shaped groove is also abutted to the outer wall surface of the wire.

2. An insulator for facilitating installation according to claim 1, wherein: the stringing head is arranged in a cylindrical structure, an internal thread is arranged on the outer wall surface of the upper end of the stringing head, an external thread is arranged on the inner wall surface of the fixed cylinder, the external thread on the fixed cylinder is meshed with the internal thread on the stringing head and is connected with the internal thread on the stringing head, and more than one raised line is formed by outwards protruding the outer wall surface of the fixed cylinder.

3. An insulator for facilitating installation according to claim 1, wherein: a positioning groove is formed in the end face of the lower end of the fixed cylinder in a surrounding mode around the end face circle, a positioning ring is installed on the end face of the upper end of the pressing ring and movably installed in the positioning groove, the vertical cross sections of the positioning ring and the positioning groove are both in dovetail-shaped structure arrangement, and the positioning ring and the positioning groove are matched.

4. An insulator for facilitating installation according to claim 1, wherein: the positioning mechanism comprises a positioning rod, a top plate and a spring, a shaft hole is formed in the top surface of the fixing barrel, a positioning hole is formed in the top surface of the thread stringing head and is opposite to the shaft hole, the positioning rod is arranged in the shaft hole, the lower end of the positioning rod is inserted into the positioning hole, the top plate is installed at the upper end of the positioning rod, the spring is arranged on the positioning rod, one end of the spring is fixed on the fixing barrel in a hot melting mode, and the other end.