CN112387473A

CN112387473A - Electric power insulator surface spraying device

Info

Publication number: CN112387473A
Application number: CN202011252550.4A
Authority: CN
Inventors: 王骏平; 徐东鑫; 王伟; 穆思彤; 沈凤杰; 朱琳
Original assignee: State Grid Shandong Electric Power Co Juxian Power Supply Co; State Grid Corp of China SGCC
Current assignee: State Grid Shandong Electric Power Co Juxian Power Supply Co; State Grid Corp of China SGCC
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-02-23
Anticipated expiration: 2040-11-11
Also published as: CN112387473B

Abstract

The invention relates to a surface spraying device for an electric insulator. The technical scheme is as follows: the utility model provides an electric power insulator surface spraying device, includes insulator anchor clamps, and insulator anchor clamps include the backup pad, and drive gear is installed at backup pad top center, and drive gear and at least one installation gear cooperation have lock nut at the installation gear top, and insulator anchor clamps still include rotary power subassembly and flexible power subassembly. The top of the mounting gear is provided with a locking nut used for clamping the insulators, and the transmission gear positioned in the center can drive the plurality of mounting gears around to rotate, so that the plurality of insulators can be sprayed simultaneously; the rotary power assembly is used for providing power for rotation of the insulator, and the telescopic power assembly can adjust the axial position of the insulator, so that the insulator can be sprayed more comprehensively.

Description

Electric power insulator surface spraying device

Technical Field

The invention relates to the technical field of insulators, in particular to a surface spraying device for an electric insulator.

Background

Insulators are devices that can withstand the action of voltage and mechanical stress for installation between conductors of different electrical potentials or between a conductor and a grounded member. The insulators are various in types and shapes, and although the structures and the shapes of the insulators of different types are greatly different, the insulators are composed of two parts, namely an insulating part and a connecting hardware fitting. In use, because the insulator is exposed to the external environment for a long time, filth can be accumulated on the insulating surface of the insulator, and in a humid environment, soluble substances in the filth are dissolved in water to form a conductive film on the insulating surface, so that the insulating level of the insulator is greatly reduced, and discharge, namely pollution flashover, is caused.

In order to prevent the occurrence of the pollution flashover phenomenon, the outer surface of the insulator is often sprayed with the pollution flashover preventing coating, and the existing insulator spraying device usually adopts a mode of rotating an insulator clamp or a spray head to spray the insulator, but only a single insulator can be sprayed at each time, so that the spraying efficiency is very low.

Disclosure of Invention

Aiming at the problem that the existing insulator spraying device can only spray a single insulator each time and is low in efficiency, the invention provides the electric insulator surface spraying device which can spray a plurality of insulators simultaneously.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an electric power insulator surface spraying device, includes insulator anchor clamps, and insulator anchor clamps include the backup pad, and drive gear is installed at backup pad top center, and drive gear and at least one installation gear cooperation have lock nut at the installation gear top, and insulator anchor clamps still include rotary power subassembly and flexible power subassembly. The top of the mounting gear is provided with a locking nut used for clamping the insulators, and the transmission gear positioned in the center can drive the plurality of mounting gears around to rotate, so that the plurality of insulators can be sprayed simultaneously; the rotary power assembly is used for providing power for rotation of the insulator, and the telescopic power assembly can adjust the axial position of the insulator, so that the insulator can be sprayed more comprehensively.

Preferably, the rotary power assembly comprises a motor, an output shaft of the motor is connected with an input shaft of the reduction gearbox, and an output shaft of the reduction gearbox is connected with a mounting gear. The motor provides power to enable the insulator to rotate, and the reduction gearbox can reduce the rotating speed of the motor.

Preferably, the telescopic power assembly comprises an electro-hydraulic push rod, and the electro-hydraulic push rod is installed at the bottom of the supporting plate. The electro-hydraulic push rod is used for adjusting the axial position of the insulator, so that the spraying is more comprehensive.

Preferably, the electric power insulator surface spraying device further comprises a spray gun support, the spray gun support comprises an annular frame, a spray gun is arranged on the annular frame, and a square support is arranged on the outer side of the annular frame. The annular frame is used for supporting the spray gun, and the square support is used for supporting the annular frame and the spray gun, so that the stability of the structure is ensured.

Preferably, the ring frame comprises a top layer frame and a middle layer frame, the spray guns on the top layer frame are arranged in the horizontal direction, and the spray guns on the bottom layer frame are arranged in the direction that the spray gun mouths incline upwards. The spray gun in the horizontal direction can carry out the spraying of side to the insulator, and the spray gun of slope can carry out the spraying to the crack of insulator bottom surface, guarantees that the insulator spraying is comprehensive.

Preferably, the positions and the number of the horizontal spray guns correspond to the positions and the number of the mounting gears one by one, and the positions and the number of the inclined spray guns correspond to the positions and the number of the mounting gears one by one. The insulator is sprayed by the just opposite spray gun, and incomplete spraying caused by overlarge space between the spray guns is prevented.

Preferably, the electric insulator surface spraying device further comprises a shell, and the bottom of the shell is provided with the supporting legs. The shell can prevent that the material of spraying from giving out, prevents the influence to the environment, and the landing leg is used for supporting overall structure.

Preferably, the support plate is located inside the housing and the telescopic power assembly passes through the floor of the housing. And fixing the insulator clamp.

The invention has the advantages that the transmission gear drives the mounting gear matched with the periphery to rotate through the power provided by the motor, the top of the mounting gear is provided with a locking nut capable of clamping the insulator to drive the insulator to rotate, so that the insulator is sprayed on the surface by the corresponding spray gun, the spray gun is arranged on the annular frame, the outer side of the annular frame is provided with a square support for supporting the structure, the annular frame comprises a top layer frame and a middle layer frame, the spray gun horizontally arranged on the top layer frame can spray most of the outer surface of the insulator, and the spray gun with the spray gun port inclined upwards arranged on the middle layer frame can spray the crack on the bottom surface of the insulator; the invention also comprises a shell which can prevent dye from being emitted in the process of spraying the insulator and polluting the environment.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an insulator holder according to an embodiment of the present invention.

In the figure: 1. the device comprises a shell, 2, a square support, 3, supporting legs, 4, an electro-hydraulic push rod, 5, a spray gun, 6, an annular frame, 7, an insulator, 8, a transmission gear, 9, an installation gear, 10, a locking nut, 11 and a supporting plate.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all 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 scope of protection of this patent.

As shown in fig. 1, the electric insulator surface spraying device comprises a shell 1, wherein four support legs 3 are arranged on the bottom surface of the shell 1, the shell 1 is used for providing a spraying space and preventing dye from being emitted to pollute the environment, and the support legs 3 are used for supporting the whole structure; the inner part of the shell 1 is provided with a square support 2, the inner part of the square support 2 is connected with an annular frame 6, the annular frame 6 has three layers, the top layer frame is provided with four spray guns 5 in the horizontal direction, the middle layer frame is provided with four spray guns 5 with spray gun ports inclined upwards, the square support 2 is used for supporting the annular frame 6 and the spray guns 5, the spray guns 5 on the top layer can spray most surfaces of the insulators 7, the spray guns 5 on the middle layer can spray cracks on the bottom surfaces of the insulators 7, and the bottom layer frame plays a supporting role; a supporting plate 11 is arranged at the center of the annular frame 6, an electro-hydraulic push rod 4 is arranged at the bottom of the supporting plate 11, the electro-hydraulic push rod 4 penetrates through a bottom plate of the shell 1, a transmission gear 8 is arranged at the center of the top of the supporting plate 11, the transmission gear 8 is matched with four mounting gears 9 on the outer side, the bottom of one mounting gear 9 is connected with a speed reducer and a motor, and locking nuts 10 are arranged at the tops of the mounting gears 9; the electro-hydraulic push rod 4 can drive the support plate 11 to adjust the axial position of the insulator 7, so that spraying is more comprehensive, the motor drives the mounting gear 7 to rotate after being decelerated by the reducer, other mounting gears 9 are driven to rotate by the transmission gear 8, and the insulator 7 can be locked by the locking nut 10 at the top of the mounting gear 9 and the insulator 7 is driven to rotate; the positions of the mounting gears 9 correspond to the positions of the horizontal spray guns 5 and the inclined spray guns 5 one by one, and incomplete spraying caused by overlarge intervals of the spray guns 5 is prevented.

The working process of the invention is that the insulator 7 is fixed on the top of the mounting gear 9 through the locking nut 10, the motor is started to provide power for the mounting gear 9 to rotate and drive the insulator 7 to rotate, the electrohydraulic push rod 4 pushes the insulator 7 upwards to enable the insulator 7 to be sprayed on the surface by the corresponding spray gun 5, the horizontal spray gun 5 sprays most of the surface of the insulator 7, the inclined spray gun 5 sprays the crack on the bottom surface of the insulator 7, and after the spraying is finished, the electrohydraulic push rod 4 contracts and withdraws the insulator 7.

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

1. The utility model provides an electric power insulator surface coating device, includes insulator anchor clamps, its characterized in that, insulator anchor clamps include backup pad (11), drive gear (8) are installed to backup pad (11) top center, drive gear (8) and at least one installation gear (9) cooperation, there is lock nut (10) installation gear (9) top, insulator anchor clamps still include rotatory power component and flexible power component.

2. An electric insulator surface spraying device according to claim 1, characterized in that the rotary power assembly comprises a motor, an output shaft of the motor is connected with an input shaft of a reduction gearbox, and an output shaft of the reduction gearbox is connected with the mounting gear (9).

3. An electric insulator surface coating device according to claim 1, characterized in that the telescopic power assembly comprises an electro-hydraulic push rod (4), and the electro-hydraulic push rod (4) is mounted at the bottom of the support plate (11).

4. The electric insulator surface spraying device according to claim 1, further comprising a spray gun support, wherein the spray gun support comprises an annular frame (6), a spray gun (5) is arranged on the annular frame (6), and a square support (2) is arranged on the outer side of the annular frame (6).

5. A surface coating device for electrical insulators according to claim 4, characterised in that said ring frame (6) comprises a top frame and a middle frame, said spray guns (5) on said top frame being arranged in a horizontal direction, said spray guns (5) on said middle frame being arranged with their mouths inclined upwards.

6. An electric insulator surface coating apparatus according to claim 1 or 4, characterized in that the position and number of horizontal spray guns (5) corresponds one-to-one to the mounting gear wheels (9), and the position and number of inclined spray guns (5) corresponds one-to-one to the mounting gear wheels (9).

7. An electric insulator surface coating apparatus according to claim 1, further comprising a housing (1), wherein the bottom of the housing (1) is provided with legs (3).

8. An electric insulator surface coating apparatus as claimed in claim 1 or 7, characterized in that said support plate (11) is located inside said housing (1), said telescopic power assembly passing through the floor of said housing (1).