CN219626400U - Post insulator - Google Patents

Abstract

The utility model relates to the field of electric power, in particular to a post insulator. The post insulator comprises an insulator body; the supporting component is movably arranged at the top of the insulator body and comprises a supporting rod, a connecting block fixedly connected with the bottom end of the supporting rod is arranged at the bottom end of the supporting rod, a limit cap in threaded connection is sleeved outside the supporting rod, and a lower limit plate and an upper limit plate are arranged at the top end of the supporting rod. The post insulator provided by the utility model can reduce the bending phenomenon at the joint of the electric wire and the upper and lower limiting plates, so that the damage phenomenon of the electric wire in the later use process can be reduced, the service life of the joint of the electric wire is prolonged to a certain extent, meanwhile, dust on the surface of the umbrella disc on the outer wall of the insulator body is cleaned by rainwater, the rainwater flows more smoothly, and the flashover discharge phenomenon outside the insulator body is reduced.

Description

Post insulator

Technical Field

The utility model relates to the field of electric power, in particular to a post insulator.

Background

The post insulator is a special insulation control and can play an important role in overhead transmission lines. The post insulator is mainly used for telegraph poles in the early years, and is slowly developed in one end of a high-voltage wire connecting tower to hang a plurality of suspended insulators, and is usually made of silica gel or ceramic, namely the insulator, in order to increase the creepage distance.

The utility model provides a current application file publication No. (CN 215896068U), a post insulator of simple to operate, through the record of its description can know, the installation portability of whole device later stage has been improved, but later stage needs when fixed to the electric wire, an upper plate for fixed electric wire is fixed the setting at the pillar top, later stage is after accomplishing whole device fixed, then can not be nimble according to the trend of electric wire, the direction of the inside semicircle groove of control upper plate and holding down plate, and then place the electric wire inside the semicircle groove after, very easy because of the different phenomenon that makes the electric wire appear buckling in semicircle groove junction portion of trend between them, and then increased the phenomenon that the broken phenomenon appears in later stage electric wire dog-ear department.

Accordingly, there is a need to provide a new post insulator that solves the above-mentioned problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a post insulator.

The post insulator provided by the utility model comprises:

an insulator body;

the supporting component is movably arranged at the top of the insulator body and comprises a supporting rod, a connecting block fixedly connected with the bottom end of the supporting rod is arranged at the bottom end of the supporting rod, a limit cap in threaded connection is sleeved outside the supporting rod, and a lower limit plate and an upper limit plate are arranged at the top end of the supporting rod.

Preferably, the outer wall of the upright post in the insulator body is sleeved with a rotating ring and a cleaning rod which are connected in a rotating mode, the bottom end of the cleaning rod is fixedly connected with the rotating top, and a plurality of evenly distributed blades are arranged on the outer wall of the rotating ring.

Preferably, the inner wall of the cleaning rod is opposite to the umbrella disc in the insulator body, the rubber strip is inlaid on the inner wall of the cleaning rod, and the outer wall of the rubber strip abuts against the outer wall of the umbrella disc and is in sliding connection with the outer wall of the umbrella disc.

Preferably, the bottom of insulator body is equipped with the connecting seat, a plurality of connecting holes have been seted up on the connecting seat, the central authorities at connecting seat top are equipped with fixed connection's connecting cylinder, just the inside of connecting cylinder passes through threaded connection with the bottom of insulator body center pillar.

Preferably, the bottom of lower limiting plate and the top fixed connection of bracing piece, pass through bolt fixed connection between lower limiting plate and the last limiting plate, just the rubber strip of fixed connection is all inlayed at the both ends of lower limiting plate and last limiting plate.

Preferably, an auxiliary block fixedly connected is sleeved below the lower limiting plate on the outer wall of the supporting rod, and the auxiliary block is polygonal and rectangular.

Preferably, the top of stand has seted up the spread groove in the insulator body, the inner wall of spread groove offsets and rotates with the outer wall of connecting block to be connected, just spread groove and connecting block are "round platform" all.

Compared with the related art, the post insulator provided by the utility model has the following beneficial effects:

1. the utility model can reduce the bending phenomenon at the connection part of the electric wire and the upper and lower limiting plates, thereby reducing the breakage phenomenon of the electric wire in the later use process and prolonging the service life of the connection part of the electric wire to a certain extent.

2. According to the utility model, the dust on the surface of the umbrella disc on the outer wall of the insulator body is cleaned by the rainwater, so that the rainwater flows more smoothly, and the phenomenon of flashover discharge outside the insulator body is reduced.

Drawings

FIG. 1 is a schematic diagram of a post insulator according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of the support assembly of FIG. 1;

FIG. 3 is a schematic view of the rotary ring and the connecting member thereof shown in FIG. 1;

FIG. 4 is a schematic view of a partial cross-sectional structure of the connecting seat and the connecting member shown in FIG. 1;

fig. 5 is a schematic view of a partial cross-sectional structure of the insulator body shown in fig. 1.

Reference numerals in the drawings: 1. an insulator body; 11. a connecting groove; 2. a connecting seat; 21. a connection hole; 22. a connecting cylinder; 3. a support assembly; 31. a support rod; 32. a connecting block; 33. a limit cap; 34. an auxiliary block; 35. a lower limit plate; 36. an upper limit plate; 37. a rubber strip; 4. a rotating ring; 41. a blade; 42. cleaning the rod.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

Referring to fig. 1 to 5, a post insulator according to an embodiment of the present utility model includes: insulator body 1 and support assembly 3.

In the embodiment of the present utility model, referring to fig. 1 and 2, the supporting component 3 is movably disposed at the top of the insulator body 1, the supporting component 3 includes a supporting rod 31, a connecting block 32 fixedly connected is disposed at the bottom end of the supporting rod 31, a limit cap 33 in threaded connection is sleeved outside the supporting rod 31, a lower limit plate 35 and an upper limit plate 36 are disposed at the top end of the supporting rod 31, a connecting slot 11 is disposed at the top end of a central column of the insulator body 1, an inner wall of the connecting slot 11 abuts against an outer wall of the connecting block 32 and is rotatably connected, and the connecting slot 11 and the connecting block 32 are both in a shape of a truncated cone.

It should be noted that: when the electric wires are fixed in the later period, after the electric wires are placed in the upper limiting plate 35 and the lower limiting plate 35, a worker can control the connecting block 32 to rotate in the insulator body 1 according to the direction of the shuttling of the electric wires, so that the axial direction of the upper limiting plate 35 and the shuttling direction of the electric wires are the same, and the phenomenon that the connecting part of the electric wires and the upper limiting plate 35 and the lower limiting plate 35 is bent is reduced;

therefore, the phenomenon that the electric wire is damaged in the later use process can be reduced, and the service life of the electric wire connection part is prolonged to a certain extent;

by setting the connection groove 11 and the connection block 32 to be a "round table", the connection block 32 is inserted into the connection groove 11, and the support rod 31 can be prevented from falling off from the top of the insulator body 1.

In the embodiment of the present utility model, referring to fig. 1 and 3, a rotating ring 4 and a cleaning rod 42 that are rotatably connected are sleeved on the outer wall of the upright column in the insulator body 1, the bottom end of the cleaning rod 42 is fixedly connected with the rotating top, a plurality of evenly distributed blades 41 are arranged on the outer wall of the rotating ring 4, the inner wall of the cleaning rod 42 is opposite to the umbrella disk in the insulator body 1, a rubber strip 37 is embedded on the inner wall of the cleaning rod 42, and the outer wall of the rubber strip 37 abuts against and is slidably connected with the outer wall of the umbrella disk.

It should be noted that: then, in the rainy day, the wind speed flowing in the air can smoothly drive the rotating ring 4 to rotate through the blades 41 in the blowing process, and at the moment, the rotating ring 4 can smoothly drive the top cleaning rod 42 to rotate on the outer wall of the insulator body 1, so that dust on the surface of the umbrella disk on the outer wall of the insulator body 1 can be cleaned through rainwater, the rainwater can flow more smoothly, and the phenomenon of flashover discharge outside the insulator body 1 is reduced;

through inlay the rubber strip 37 in the inside of clearance pole 42, when clearance pole 42 rotates along with swivel becket 4, the sliding connection of rubber strip 37 and insulator body 1 can make clearance pole 42 to the clearance of insulator body 1 outer wall more outstanding.

In the embodiment of the present utility model, referring to fig. 1, 4 and 5, a connecting seat 2 is provided at the bottom of the insulator body 1, a plurality of connecting holes 21 are provided on the connecting seat 2, a connecting cylinder 22 fixedly connected is provided in the center of the top of the connecting seat 2, and the inside of the connecting cylinder 22 is connected with the bottom end of the middle column of the insulator body 1 through threads.

It should be noted that: through setting up threaded connection's connecting seat 2 in insulator body 1's bottom, make this device become split type structure, when carrying out this device's installation, split type structure reduces the staff when the installation, and integral type structure integral device is great relatively, when carrying out the 21 alignment of connecting hole, because of the relatively heavier installation difficulty etc. that bring of volume, and then can improve the installation experience of this device to a certain extent.

In the embodiment of the present utility model, referring to fig. 2, the bottom of the lower limiting plate 35 is fixedly connected with the top end of the supporting rod 31, the lower limiting plate 35 is fixedly connected with the upper limiting plate 36 through bolts, two ends of the lower limiting plate 35 and the upper limiting plate 36 are respectively embedded with a fixedly connected rubber strip 37, a fixedly connected auxiliary block 34 is sleeved below the lower limiting plate 35 on the outer wall of the supporting rod 31, and the auxiliary block 34 is polygonal rectangular.

It should be noted that: through the arrangement of the polygonal rectangular auxiliary block 34, when a worker needs to control the limit cap 33 to rotate on the outer wall of the support rod 31 through a handle in the later installation process, the worker can clamp the auxiliary block 34 through another spanner to limit the support rod 31, so that the phenomenon of rotation of the support rod 31 in the process of screwing the limit cap 33 is avoided;

through the setting of rubber strip 37, through the soft characteristic of rubber strip 37 self, later stage is placed at two limiting plates inside after the electric wire, and rubber strip 37 can further reduce the friction between electric wire and the two limiting plates, causes the outside probability of damage that appears of electric wire.

The working principle of the post insulator provided by the utility model is as follows:

in the later stage, when the post insulator is used, a worker can firstly fixedly install the connecting seat 2 at the bottom of the insulator body 1 on a bracket of a required telegraph pole through the connecting hole 21 and a bolt, then insert and screw the upright posts collected by the insulator body 1 into the connecting cylinder 22 through a thread structure, and then the fixed installation of the insulator body 1 can be completed;

then the wire to be connected can be placed in the groove of the lower limiting plate 35, the upper limiting plate 36 is clamped on the lower limiting plate 35, and the wire is fixed by using bolts;

at this time, the connecting block 32 can be controlled to rotate in the insulator body 1 according to the direction of the wire shuttling, so that the axial direction of the upper limit plate 35 and the lower limit plate 35 is the same as the shuttling direction of the wire, then the limit cap 33 is controlled to rotate on the outer wall of the supporting rod 31 by a spanner, so that the bottom of the limit cap 33 is propped against the top end of the stand column of the insulator body 1, and the axial directions in the lower limit plate 35 and the upper limit plate 36 can be fixed by the support;

after the connection of the electric wire and the upper and lower limiting plates 35 is completed, the phenomenon that the electric wire is bent at the connection part of the electric wire and the upper and lower limiting plates 35 can be greatly reduced, so that the phenomenon that the electric wire is damaged in the later use process can be reduced;

and afterwards, when raining, the wind speed flowing in the air is in the process of blowing, and the rotating ring 4 can be driven to rotate smoothly through the blades 41, and at the moment, the rotating ring 4 can smoothly drive the cleaning rod 42 at the top to rotate on the outer wall of the insulator body 1, and the dust on the surface of the umbrella disc on the outer wall of the insulator body 1 can be cleaned through rainwater, so that the rainwater can flow more smoothly, and the phenomenon of flashover discharge outside the insulator body 1 is reduced.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (7)

1. A post insulator, comprising:

an insulator body (1);

the support assembly (3), support assembly (3) activity sets up the top at insulator body (1), support assembly (3) are including bracing piece (31), the bottom of bracing piece (31) is equipped with fixed connection's connecting block (32), the outside cover of bracing piece (31) is equipped with threaded connection's spacing cap (33), just the top of bracing piece (31) is equipped with down limiting plate (35) and last limiting plate (36).

2. The post insulator according to claim 1, characterized in that the outer wall of the middle column of the insulator body (1) is sleeved with a rotating ring (4) and a cleaning rod (42) which are connected in a rotating way, the bottom end of the cleaning rod (42) is fixedly connected with the rotating top, and the outer wall of the rotating ring (4) is provided with a plurality of evenly distributed blades (41).

3. The post insulator according to claim 2, characterized in that the inner wall of the cleaning rod (42) is opposite to the umbrella disc in the insulator body (1), the inner wall of the cleaning rod (42) is embedded with a rubber strip (37), and the outer wall of the rubber strip (37) is propped against and slidingly connected with the outer wall of the umbrella disc.

4. The post insulator according to claim 1, wherein a connecting seat (2) is arranged at the bottom of the insulator body (1), a plurality of connecting holes (21) are formed in the connecting seat (2), a connecting cylinder (22) which is fixedly connected is arranged in the center of the top of the connecting seat (2), and the inside of the connecting cylinder (22) is connected with the bottom end of a middle column of the insulator body (1) through threads.

5. The post insulator according to claim 1, wherein the bottom of the lower limiting plate (35) is fixedly connected with the top end of the supporting rod (31), the lower limiting plate (35) is fixedly connected with the upper limiting plate (36) through bolts, and rubber strips (37) are embedded at two ends of the lower limiting plate (35) and the upper limiting plate (36) in fixed connection.

6. The post insulator according to claim 5, characterized in that an auxiliary block (34) fixedly connected is sleeved below the lower limit plate (35) of the outer wall of the supporting rod (31), and the auxiliary block (34) is polygonal rectangular.

7. The post insulator according to claim 1, wherein the top end of the middle column of the insulator body (1) is provided with a connecting groove (11), the inner wall of the connecting groove (11) is propped against the outer wall of the connecting block (32) and is rotationally connected, and the connecting groove (11) and the connecting block (32) are both of a truncated cone shape.