Disassembling tool for replacing a support insulator and method of operation thereof

Abstract

The application provides a dismounting tool based on replacement of a support insulator and an operating method thereof. The tool comprises a clamping assembly, a sleeve assembly, a sleeve transmission assembly, a docking assembly and a lifting assembly. The sleeve assembly and the clamping assembly are located on the same axis. The clamping assembly is connected with the outer edge of the support insulator. The sleeve assembly is connected with the fixing nut at the bottom of the support insulator. The sleeve assembly is provided with a fixing nut locking device. The docking assembly is docked with an external device. The external device provides power to control the rotation of the docking assembly. The docking assembly transmits the rotating force to the lifting assembly and the sleeve assembly through the sleeve transmission assembly. The sleeve assembly rotates while the lifting assembly controls the lifting of the clamping assembly. The application facilitates the flexible control of the fixing and separation of the support insulator and the cross arm angle steel, is easy to align during installation, and improves the work efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of replacing a post insulator, in particular to a dismounting tool for replacing a post insulator and an operation method thereof. BACKGROUND

[0002] A post insulator is a special insulating control device that plays an important role in overhead transmission lines. In the early years, post insulators were mainly used for power poles, and gradually developed into a number of hanging insulators at one end of a high-voltage power line connection tower. It is to increase the creepage distance, usually made of silica gel or ceramic, and is called an insulator. The insulator plays two basic roles in overhead transmission lines, namely supporting the conductor and preventing current from returning to the ground. These two functions must be guaranteed, and the insulator should not fail due to flashover breakdown caused by changes in environmental and electrical load conditions, otherwise the insulator will lose its function and damage the service life and operation of the entire line.

[0003] The dismounting device of the post insulator generally includes a clamping device and a screwing device, and the following difficulties exist:

[0004] 1. When screwing the fixed nut, the mechanical arm needs to be rotated downward at the same time, so as to screw the nut off the thread, and the control accuracy of the mechanical arm is required to be high.

[0005] 2. When reinstalling the post insulator, the post insulator and the cross arm angle steel are not easy to align. SUMMARY

[0006] The present application provides a dismounting tool for replacing a post insulator and an operation method thereof, which can conveniently and flexibly control the fixing and separation of the post insulator and the cross arm angle steel, easily align during installation, and improve the work efficiency.

[0007] A dismounting tool for replacing a post insulator, comprising a clamping assembly, a sleeve assembly, a sleeve transmission assembly, a docking assembly and a lifting assembly, the sleeve assembly and the clamping assembly are located on the same axis; the clamping assembly is connected with the outer edge of the post insulator; the sleeve assembly is connected with the fixed nut at the bottom of the post insulator, and the sleeve assembly is provided with a fixed nut locking device; the docking assembly is docked with an external device, the external device provides power to control the rotation of the docking assembly, the docking assembly transmits the rotating force to the lifting assembly and the sleeve assembly through the sleeve transmission assembly, and the sleeve assembly rotates while the lifting assembly controls the lifting of the clamping assembly.

[0008] Further improvement, the sleeve assembly comprises a sleeve and a sleeve inner shaft located in the sleeve, the fixing nut at the bottom of the support insulator is connected with the inner edge of the sleeve inner shaft, and a locking nut for locking the fixing nut is arranged on the sleeve inner shaft; the sleeve inner shaft is connected with the sleeve transmission assembly through a sleeve driving shaft, the sleeve transmission assembly drives the sleeve inner shaft to rotate, so as to rotate the fixing nut.

[0009] The bottom of the sleeve assembly is provided with an endoscope.

[0010] In the sleeve assembly, the sleeve is connected with a displacement sensor through a displacement sensor pressing plate.

[0011] Further improvement, the sleeve transmission assembly comprises a bevel gear set and a horizontal transmission gear set, the rotation of the docking assembly is divided into vertical and horizontal directions through the bevel gear set, the vertical direction force is used to control the lifting of the clamping assembly through the lifting assembly, and the horizontal direction force is transmitted to the sleeve assembly through the horizontal transmission gear set to control the rotation of the sleeve assembly.

[0012] Further improvement, the clamping assembly comprises a clamping base, a clamping motor, a clamping bidirectional screw rod, a clamping bearing seat and a clamping jaw structure, wherein the clamping base is connected with the lifting assembly and is displaced in the vertical direction along with the lifting assembly, the clamping bidirectional screw rod is installed on the clamping base through the clamping bearing seat, the clamping jaw structure is installed on the clamping bidirectional screw rod, and the clamping motor controls the clamping and loosening of the clamping jaw structure through the clamping bidirectional screw rod; the clamping jaw structure comprises a clamping jaw, a clamping jaw pad and a clamping jaw extension plate, and the clamping assembly is provided with a baffle at the bottom, and the baffle is located between the clamping jaw extension plate and the lifting assembly.

[0013] Further improvement, the lifting assembly comprises a lifting base, a lifting nut seat, a lifting screw rod and a lifting nut installed on the lifting base, the lifting nut seat is connected with the clamping assembly, the bottom of the lifting screw rod is connected with the sleeve transmission assembly, the sleeve transmission assembly controls the rotation of the lifting screw rod, so as to control the displacement of the lifting nut seat in the vertical direction; the lifting nut seat is further connected with a lifting motor, the lifting motor controls the rotation of the lifting screw rod, so as to control the displacement of the lifting nut seat in the vertical direction.

[0014] Further improvement, a battery compartment assembly is installed below the sleeve assembly, comprising a battery, a battery compartment shell, a circuit board and a battery control board.

[0015] Further improvement, the docking assembly comprises a transmission pin and a tool disc and a guide positioning disc connected through a locking rod, the transmission pin passes through the inside of the tool disc and the guide positioning disc and is connected with the sleeve transmission assembly, and the guide positioning disc is fixedly connected with the lifting assembly through a transition base.

[0016] The application also provides an operation method of the dismounting tool based on replacement of the support insulator, comprising the following steps:

[0017] 1) The device as a whole is moved to the support insulator to be replaced, the fixed nut between the support insulator and the angle steel is inserted into the sleeve assembly and clamped by endoscopic observation;

[0018] 2) The motor control clamping assembly in the lifting assembly adjusts the height, so that the clamping assembly is located at the support insulator and clamps the support insulator;

[0019] 3) The interface assembly is connected with the external device, the external device provides power to control the rotation of the interface assembly, the interface assembly transmits the rotating force to the lifting assembly and the sleeve assembly through the sleeve transmission assembly, the sleeve assembly clamps and rotates the fixed nut to loosen the fixed nut, and at the same time, the lifting assembly drives the lifting assembly to naturally rise with the rotation of the fixed nut, so that the support insulator and the cross arm angle steel are separated;

[0020] 4) The support insulator in the clamping assembly is replaced, and the clamping assembly clamps the new support insulator, and the lifting assembly moves the new support insulator to connect with the cross arm angle steel;

[0021] 5) The fixed nut in the sleeve assembly contacts the threads at the connection between the support insulator and the cross arm angle steel, the interface assembly transmits the rotating force to the lifting assembly and the sleeve assembly through the sleeve transmission assembly, the sleeve assembly clamps and rotates the fixed nut to tighten the fixed nut, and at the same time, the lifting assembly drives the lifting assembly to naturally descend with the rotation of the fixed nut, so that the support insulator and the cross arm angle steel are fixed.

[0022] The present application has the following advantages:

[0023] 1. When the fixed nut is tightened, the sleeve assembly that is tightened does not displace in the vertical direction, and the clamping assembly above is controlled to displace in the vertical direction synchronously through the sleeve transmission assembly, so that the control is simple and the reliability is high.

[0024] 2. The clamping assembly and the sleeve assembly are located on the same central axis, so that the support insulator and the cross arm angle steel are conveniently aligned.

[0025] 3. The endoscope in the sleeve assembly can accurately control the alignment of the support insulator and the cross arm angle steel. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0027] Figure 1 It is the axonometric view of the support insulator dismounting tool in the embodiments of the present application;

[0028] Figure 2 is a front view of the dismounting tool for the post insulator in the embodiment of the present application;

[0029] Figure 3 is an isometric view of the clamping jaw of the dismounting tool for the post insulator in the embodiment of the present application;

[0030] Figure 4 is a schematic view of the operation of the dismounting tool for the post insulator in the embodiment of the present application;

[0031] Figure 5 is a schematic view of the operation of the dismounting tool for the post insulator in the embodiment of the present application;

[0032] Figure 6 is a schematic view of the operation of the dismounting tool for the post insulator in the embodiment of the present application;

[0033] Figure 7 is a schematic view of the operation of the dismounting tool for the post insulator in the embodiment of the present application;

[0034] The figure includes: 1, clamping assembly, 2, sleeve assembly, 3, battery compartment assembly, 4, sleeve transmission assembly, 5, docking assembly, 6, lifting assembly, 7, post insulator, 8, fixing nut, 9, cross arm angle steel, 11, clamping jaw, 12, clamping jaw pad, 13, clamping jaw extension plate, 14, clamping base, 15, clamping motor, 16, clamping bidirectional screw rod, 17, clamping bearing seat, 18, clamping nut, 19, baffle, 110, clamping screw rod gear, 111, clamping motor gear, 21, sleeve, 22, sleeve inner shaft, 23, sleeve floating spring, 24, displacement sensor pressing plate, 25, locking nut, 26, sleeve drive shaft, 27, displacement sensor, 28, endoscope mounting seat, 29, endoscope, 31, battery, 32, battery compartment shell, 33, circuit board, 34, battery control board, 41, middle support plate, 42, three-stage large gear, 43, bottom support plate, 44, three-stage small gear, 45, two-stage large gear, 46, two-stage small gear, 47, bevel gear support plate, 48, bevel gear, 51, inclined surface block, 52, force transmission pin, 53, tool disc, 54, alignment positioning disc, 55, upper locking rod, 56, transition base, 61, lifting base, 62, lifting nut, 63, lifting screw rod, 64, lifting motor, 65, lifting nut seat, 66, lifting bearing seat, 67, lifting motor gear, 68, lifting screw rod gear. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present application.

[0036] The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in Figure 1 The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in

[0037] The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in Figure 2 The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in

[0038] The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in

[0039] The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in

[0040] The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in Figure 2 The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in

[0041] The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown in

[0042] The present application provides a dismounting tool for replacing a support insulator, a specific embodiment of which is shown inFigure 2 and Figure 3 As shown in the figure, the clamping jaw structure, the clamping base 14, the clamping motor 15, the clamping bidirectional screw rod 16, the clamping bearing seat 17, the clamping nut 18, the baffle 19, the clamping screw rod gear 110 and the clamping motor gear 111.

[0043] The clamping base is connected with the lifting assembly, the clamping bidirectional screw rod is installed on the clamping base through the clamping bearing seat, the clamping jaw structure is installed on the clamping bidirectional screw rod, and the clamping motor controls the clamping jaw structure to be gripped and released through the clamping bidirectional screw rod.

[0044] The lifting assembly, as shown in the figure, comprises a lifting base 61, a lifting nut 62, a lifting screw rod 63, a lifting motor 64, a lifting nut seat 65, a lifting bearing seat 66, a lifting motor gear 67 and a lifting screw rod gear 68. Figure 2 and Figure 3 The lifting nut seat is connected with the clamping assembly, the bottom of the lifting screw rod is connected with the sleeve transmission assembly, the sleeve transmission assembly controls the rotation of the lifting screw rod, so that the lifting nut seat is displaced along the vertical direction, and the lifting motor is further connected with the lifting nut seat.

[0045] The lifting nut seat is connected with the clamping assembly, the bottom of the lifting screw rod is connected with the sleeve transmission assembly, the sleeve transmission assembly controls the rotation of the lifting screw rod, so that the lifting nut seat is displaced along the vertical direction, and the lifting motor is further connected with the lifting nut seat.

[0046] The sleeve assembly is provided below with a battery compartment assembly 3, which comprises a battery 31, a battery compartment shell 32, a circuit board 33 and a battery control board 34.

[0047] The butt joint assembly 5 comprises a transmission pin 52 and a tool disc 53 and a guide positioning disc 54 connected through a locking rod 55, the transmission pin is connected with the sleeve transmission assembly through the tool disc and the guide positioning disc, and the guide positioning disc is fixedly connected with the lifting assembly through a transition base.

[0048] The application also provides an operation method of the dismounting tool based on replacement of the post insulator, as shown in the figure, comprising the following steps: Figures 4-7

[0049] 1) The device is moved to the post insulator to be replaced, the fixed nut between the post insulator and the angle steel is inserted into the sleeve assembly and clamped through the endoscope observation;

[0050] 2) The motor in the lifting assembly controls the height adjustment of the clamping assembly, so that the clamping assembly is located at the post insulator and clamps the post insulator;

[0051] ​3) docking assembly is docked with external equipment, external equipment provides power control docking assembly rotation, docking assembly transmits rotation force to lifting assembly and sleeve assembly respectively through sleeve transmission assembly, sleeve assembly clamps and rotates fixing nut to unscrew fixing nut, at the same time, lifting assembly drives lifting assembly to naturally rise along with rotation of fixing nut, so as to separate support insulator and cross arm angle steel;

[0052] 4) replacing support insulator in clamping assembly, and clamping new support insulator by clamping assembly, moving new support insulator by lifting assembly to connect with cross arm angle steel;

[0053] 5) making fixing nut in sleeve assembly contact with thread at connecting part of support insulator and cross arm angle steel, docking assembly transmits rotation force to lifting assembly and sleeve assembly respectively through sleeve transmission assembly, sleeve assembly clamps and rotates fixing nut to screw fixing nut, at the same time, lifting assembly drives lifting assembly to naturally descend along with rotation of fixing nut, so as to fix support insulator and cross arm angle steel.

[0054] Each of the embodiments in the specification is described in a progressive manner, and the same and similar parts between each of the embodiments can be referred to each other, and each of the embodiments mainly describes the difference from other embodiments. Especially, for the device embodiments, the above description is only the preferred embodiment of the present application, and since it is basically similar to the method embodiments, it is described more simply, and the related parts can be referred to the part of the description of the method embodiments. The above description is only the specific implementation of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can easily think of the change or replacement within the technical range disclosed by the present application, and for the person skilled in the art, the change or replacement without departing from the principle of the present application should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A dismounting tool for replacing a post insulator, characterized in that: The utility model relates to a kind of insulator replacement device, including clamping assembly, sleeve assembly, sleeve transmission assembly, butt joint assembly and lifting assembly, sleeve assembly and clamping assembly are located on the same axis;The clamping assembly is connected with the outer edge of support insulator;Sleeve assembly is connected with the fixed nut of support insulator bottom, fixed nut locking device is equipped in sleeve assembly;The butt joint assembly is docked with external equipment, external equipment provides power control butt joint assembly rotation, butt joint assembly passes through sleeve transmission assembly and is transmitted to lifting assembly and sleeve assembly respectively with rotating force, sleeve assembly rotates while lifting assembly controls the lifting of clamping assembly;The lifting assembly includes lifting base, lifting nut seat, lifting screw, lifting nut are installed on lifting base, lifting nut seat is connected with clamping assembly, lifting screw bottom is connected with sleeve transmission assembly, sleeve transmission assembly controls the rotation of lifting screw to control lifting nut seat displacement along vertical direction;Lifting nut seat is further connected with lifting motor, lifting motor controls the rotation of lifting screw to control lifting nut seat displacement along vertical direction;The butt joint assembly includes transmission pin and tool disc and guide positioning disc connected by upper locking rod, transmission pin passes through tool disc and guide positioning disc inside and is connected with sleeve transmission assembly, guide positioning disc is fixedly connected by transition base and lifting assembly.

2. The dismounting tool for replacing a support insulator according to claim 1, characterized in that: The sleeve assembly includes sleeve and sleeve inner shaft located in sleeve, the fixed nut of support insulator bottom is connected with the inner edge of sleeve inner shaft, locking nut is arranged on sleeve inner shaft to lock fixed nut;Sleeve inner shaft is connected with sleeve transmission assembly by sleeve drive shaft, sleeve transmission assembly drives sleeve inner shaft to rotate, so as to rotate fixed nut.

3. The dismounting tool for replacing a support insulator according to claim 2, characterized in that: The bottom of the sleeve assembly is provided with an endoscope.

4. The dismounting tool for replacing a support insulator according to claim 2, characterized in that: In the sleeve assembly, the sleeve is connected with a displacement sensor through a displacement sensor pressing plate.

5. The dismounting tool for replacing a support insulator according to claim 3, characterized in that: The sleeve transmission assembly includes bevel gear set and horizontal transmission gear set, the rotation of butt joint assembly is divided into vertical and horizontal two directions of force through bevel gear set, the vertical direction of force is controlled by lifting assembly to control the lifting of clamping assembly, and the horizontal direction of force is transmitted to sleeve assembly through horizontal transmission gear set to control the rotation of sleeve assembly.

6. The dismounting tool for replacing a support insulator according to claim 5, characterized in that: The clamping assembly includes clamping base, clamping motor, clamping bidirectional screw rod, clamping bearing seat and clamping jaw structure, wherein the clamping base is connected with the lifting assembly and displaced in the vertical direction along with the lifting assembly, the clamping bidirectional screw rod is installed on the clamping base through the clamping bearing seat, the clamping jaw structure is installed on the clamping bidirectional screw rod, and the clamping motor controls the clamping and release of the clamping jaw structure through the clamping bidirectional screw rod;The clamping jaw structure includes clamping jaw, clamping jaw pad and clamping jaw extension plate, the bottom of the clamping assembly is provided with a baffle, and the baffle is located between the clamping jaw extension plate and the lifting assembly.

7. The dismounting tool for replacing a support insulator according to claim 1, characterized in that: A battery compartment assembly is installed below the sleeve assembly, including battery, battery compartment shell, circuit board and battery control board.

8. An operation method of the dismounting tool for replacing a post insulator according to claim 6, characterized by, The utility model includes the following steps: 1) move the device to the support insulator to be replaced, insert the fixed nut between the support insulator and the angle steel into the sleeve assembly and clamp through the endoscope observation; 2) the motor in the lifting assembly controls the clamping assembly to adjust the height, so that the clamping assembly is located at the support insulator and clamps the support insulator; 3) the docking assembly is docked with the external device, the external device provides power to control the rotation of the docking assembly, the docking assembly transmits the rotating force to the lifting assembly and the sleeve assembly through the sleeve transmission assembly, the sleeve assembly clamps and fixes the fixed nut and rotates to loosen the fixed nut, at the same time, the lifting assembly drives the lifting assembly to naturally rise along with the rotation of the fixed nut, so that the post insulator and the cross arm angle steel are separated; 4) the post insulator in the clamping assembly is replaced, and the clamping assembly clamps the new post insulator, and the lifting assembly moves the new post insulator to connect it with the cross arm angle steel; 5) the fixed nut in the sleeve assembly contacts the thread at the connection between the post insulator and the cross arm angle steel, the docking assembly transmits the rotating force to the lifting assembly and the sleeve assembly through the sleeve transmission assembly, the sleeve assembly clamps and fixes the fixed nut and rotates to tighten the fixed nut, at the same time, the lifting assembly drives the lifting assembly to naturally descend along with the rotation of the fixed nut, so that the post insulator and the cross arm angle steel are fixed.

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