Test clamp high-altitude clamping auxiliary tool

Abstract

The utility model discloses a high-altitude clamping auxiliary tool for a test clamp, and the tool comprises a mechanical clamping jaw which can be driven to carry out the opening and closing movement, and is used for clamping a clamp handle of the test clamp; the electric driving assembly is used for receiving the control signal and driving the mechanical clamping jaw to complete opening and closing movement; the control assembly is used for receiving a remote control signal and controlling the electric driving assembly to work; and the insulating operating rod is used for handheld operation of an operator, so that high-altitude operation of the test clamp is conveniently completed. According to the high-altitude clamping auxiliary tool for the test clamp, climbing operation of an operator is not needed, the operation risk of the operator and the field working intensity of test and detection personnel are greatly reduced, and the operation efficiency is remarkably improved; the device is suitable for testing clamps of various specifications in a matched mode, can adapt to clamping stations of different heights, different directions and different angles, meets the clamping requirements of wiring boards of different thicknesses, has a remote control function convenient to control, can be assembled on site and is easy to carry.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of transformer on-site detection, especially to a kind of on-site detection auxiliary tool. BACKGROUND

[0002] Many preventive electrical project tests, detection or various electrical test project tests, detection are required to be carried out on transformer in substation operation site periodically, or after transformer fault maintenance, it needs to detect or test the test clamp of instrument to hold the overhead line or high-voltage cable connection terminal strip of transformer high-voltage primary loop inlet and outlet bushing lead-out end in high altitude, the following is referred to as transformer high-voltage lead terminal strip.According to the different voltage grades, the height from the ground of transformer high-voltage lead terminal strip is 3 to 5 meters, and some are even higher than 5 meters, the lead-out direction, installation angle, terminal strip thickness of terminal strip are different for each transformer, and the test clamp for various detection or test projects also exists different specifications, and the length, size are different, the current common practice is that test and detection personnel with climbing operation qualification carry various specifications test clamp and test cable to climb to the top of transformer equipment from ground multiple times to complete the clamping of test clamp.This common practice has high safety risk of high-altitude operation, high personnel qualification requirement, large on-site manpower workload and low test efficiency and other problems.Although many high-altitude terminal connection devices or tools have been invented in recent years, they are not widely used in practice because of the reasons such as single function, poor working condition adaptability and low application flexibility.

[0003] Therefore, it is urgent to develop a test clamp high-altitude clamping auxiliary tool which does not need operation personnel to climb, can greatly reduce the risk of personnel operation, significantly improve the operation efficiency, match various specifications test clamp, can adapt to clamping stations with different heights, different directions and different angles, meet the clamping needs of terminal strips with different thicknesses, and has remote control function. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model aims at providing a test clamp high-altitude clamping auxiliary tool, which does not need operation personnel to climb, matches various specifications test clamp, can adapt to clamping stations with different heights, different directions and different angles, and meets the clamping needs of terminal strips with different thicknesses.

[0005] The utility model relates to a kind of test clamp high-altitude clamping auxiliary tools, comprising:

[0006] Mechanical gripper, can be driven to do opening and closing movement, for clamping test clamp handle;

[0007] Electric drive assembly, for receiving control signal and driving mechanical gripper to complete opening and closing movement;

[0008] A control component is arranged to receive remote control signals and control the electric driving component to work.

[0009] An insulated operating rod is arranged to be held by an operator to facilitate the high-altitude operation of the testing tongs.

[0010] Further, the mechanical clamping jaw comprises a clamping jaw I and a clamping jaw II, which are combined by a pair of clamping plates. The clamping end and the inner side of the mechanical clamping jaw are provided with grooves for guiding and aligning when clamping the handle of the testing tongs, so as to prevent deviation. In this design, since the testing tongs contain a spring, when the mechanical clamping jaw clamps, the testing tong opening is opened, and the handle is stably clamped by the clamping jaw due to the spring rebounding force.

[0011] Further, the mechanical clamping jaw is further provided with a rotating pin shaft, which is fixed on the base, and the clamping jaw can rotate around the rotating pin shaft to provide a fulcrum for the opening and closing movement of the mechanical clamping jaw.

[0012] Further, the transmission end of the mechanical clamping jaw is further provided with a connecting rod hinged by a pin shaft, which is used to connect the electric driving component and drive the mechanical clamping jaw to open and close.

[0013] Further, the electric driving component is fixed on the base, can receive the driving signal sent by the control component and drive the push rod to perform the telescopic movement, the push rod is hinged with the connecting rod and further drives the mechanical clamping jaw to perform the opening and closing movement. In this design, the opening and closing action range of the mechanical clamping jaw can be controlled by the control component driving the electric driving component, which can flexibly meet the clamping needs of testing tongs of different specifications and the clamping needs of testing tongs clamping wiring boards of different thicknesses.

[0014] Further, the control component comprises a signal receiving module and a driving module, the signal receiving module is used to receive and analyze the control instructions sent by the remote controller, and the driving module outputs the driving signal to the electric driving component.

[0015] Further, the insulated operating rod is composed of multiple standard length segments, and the number of assembled segments can be adjusted according to the clamping height of the testing tongs to meet the needs of different working heights.

[0016] Further, the insulated operating rod further comprises a universal hinge joint, which is located at the top end of the insulated operating rod and is fixedly connected with the base. The universal hinge joint can realize the combination of the axis direction of the insulated operating rod and the clamping direction of the mechanical clamping jaw in multiple angles in space, so as to meet the needs of multiple different detection stations.

[0017] Further, it further comprises a battery component, which comprises a battery and a charging module, and is used to provide power supply for the control component and the electric driving component.

[0018] The utility model discloses a beneficial effect: a kind of test pliers high-altitude clamping auxiliary tool of the utility model, without operating personnel climbing operation, greatly reduce personnel operation risk and test detection personnel field work intensity, and significantly improve operation efficiency;Match a variety of specifications test pliers, can adapt to different height, different direction, different angle clamping station, meet the clamping needs of different thickness terminal strip, and with the remote control function of convenient control, complete set of device can be assembled on site, easy to carry. BRIEF DESCRIPTION OF DRAWINGS

[0019] The utility model will be further described below in conjunction with drawing and example:

[0020] Figure 1 It is the structure schematic diagram of the utility model;

[0021] Figure 2 It is the mechanical clamping jaw structure schematic diagram of the utility model. DETAILED DESCRIPTION

[0022] Figure 1 It is the structure schematic diagram of the utility model, Figure 2 It is the mechanical clamping jaw structure schematic diagram of the utility model, as shown in the figure: a kind of test pliers high-altitude clamping auxiliary tool of this embodiment, including:

[0023] Mechanical clamping jaw 1, can be driven to do open-close motion, for clamping test pliers handle;

[0024] Electric drive assembly 4 for receiving control signal and driving mechanical clamping jaw to complete open-close motion;

[0025] Control component 3 for receiving remote control signal and controlling electric drive assembly work;

[0026] Insulating operating rod 6 for operator hand-held operation, facilitate the completion test pliers high-altitude operation.

[0027] In the embodiment, the mechanical clamping jaw 1 includes clamping jaw I and clamping jaw II, and the mechanical clamping jaw is designed by using the bionic principle, the clamping jaw I and the clamping jaw II form a pair, can meet the clamping needs of different specifications test pliers commonly used, the clamping jaw is assembled by riveting pins riveted together by upper clamping jaw clamping plate 12, lower clamping jaw clamping plate 11, gasket 13 clamped in the middle and guide plate 14, and a recess is formed between the clamping jaw clamping plate and the gasket 11 to facilitate clamping the test pliers handle end and clamping the test pliers. The guide groove formed by the guide plate 14 facilitates the test pliers handle to enter the recess clamping position, ensures that the mechanical clamping jaw 1 can conveniently and reliably clamp the test pliers into the test detection station, and performs the test pliers clamping transformer high-voltage lead terminal strip operation or the test pliers dismounting operation from the terminal strip.

[0028] In the embodiment, the mechanical clamping jaw 1 is also provided with a rotating pin 8 fixed on the base, and the clamping jaw can rotate around the rotating pin 8 to provide a fulcrum for the opening and closing movement of the mechanical clamping jaw 1; in the scheme, the clamping jaw I and the clamping jaw II are arranged separately and are provided with rotating pins 8 respectively, and the clamping jaw I and the clamping jaw II can also be arranged in a cross manner and share one rotating pin 8, which can achieve the same effect.

[0029] In the embodiment, the transmission end of the mechanical clamping jaw 1 is also provided with a connecting rod 9 hinged through a pin, which is used to connect the electric drive assembly 4 and drive the mechanical clamping jaw 1 to perform the opening and closing movement.

[0030] In the embodiment, the electric drive assembly 4 is fixed on the base, can receive the driving signal sent by the control assembly 3 and drive the push rod 5 to perform the extension and retraction movement, the push rod 5 is hinged with the connecting rod 9 and further drives the mechanical clamping jaw 1 to perform the opening and closing movement; in the design, the opening and closing action range of the mechanical clamping jaw 1 can be controlled by the control assembly 3 driving the electric drive assembly 4, and the opening and closing movement of the mechanical clamping jaw 1 can drive the test tongs to complete the clamping action, and can flexibly meet the clamping needs of test tongs of different specifications and the clamping needs of test tongs of different thicknesses of the wiring board.

[0031] In the embodiment, the control assembly 3 includes a signal receiving module and a driving module, the signal receiving module transmits the signal to the driving module after receiving the remote control instruction, the control module decodes and transmits the driving signal to the electric drive assembly 4, the electric drive assembly 4 performs the mechanical linear displacement movement of pushing or pulling after receiving the driving signal, and transmits the movement to the mechanical clamping jaw 1 through the mechanical structure, and the mechanical clamping jaw 1 outputs the opening and closing movement to clamp or release the test tongs, so as to realize the high-altitude clamping operation of the test tongs on the wiring board of the high-voltage lead of the transformer when the transformer field test detection item is performed.

[0032] In the embodiment, the insulating operating rod 6 is composed of multiple standard length segments, the standard segment is made of an insulating material meeting the insulation requirements of the power grid tool, and one male and one female aluminum alloy connecting head is riveted at each end, the length can be adjusted by flexibly assembling the number of segments according to the clamping height of the test tongs through the aluminum alloy connecting heads at both ends on site to meet different height needs.

[0033] In the embodiment, the insulating operating rod 6 further comprises a universal hinge joint 7, the lower end of which is fixedly connected with the top end of the insulating operating rod 6 by screwing, and the upper end is fixedly connected with the base of the auxiliary tool for high-altitude clamping of the testing tongs by a clamping groove and a locking screw, so as to assemble the whole auxiliary tool for high-altitude clamping of the testing tongs; the universal hinge joint 7 adopts a spherical joint bionic structure design, and theoretically the two ends of the hinge joint can realize arbitrary direction deflection; if a three-dimensional operating space is set with the vertical direction as the Z-axis direction, the whole auxiliary tool can realize rotation at any position around the Z-axis direction by 360°, the auxiliary tool for high-altitude clamping of the testing tongs can realize deflection at any position around the X-axis direction within a range of ±45°, and can realize deflection at any position around the Y-axis direction within a range of ±45°, thereby ensuring that the mechanical clamping jaw 1 at the front end of the body of the auxiliary tool for high-altitude clamping of the testing tongs can approach the high-voltage lead terminal board of the transformer at different heights, different directions and different angles, i.e., various testing tong clamping test and detection stations.

[0034] In the embodiment, the battery assembly 2 comprises a battery and a charging module, and is used to provide power supply for the control assembly 3 and the electric driving assembly 4.

[0035] In the embodiment, the high-altitude clamping process of the testing tongs is as follows: after the operator assembles the whole auxiliary tool for high-altitude clamping of the testing tongs at the transformer test and detection site, the testing tongs connected with the testing cable and kept in an open state are clamped on the mechanical clamping jaw 1 of the auxiliary tool for high-altitude clamping of the testing tongs on the ground, the remote controller sends a signal to the control assembly 3, the control assembly 3 decodes and outputs a driving signal to drive the push rod 5 of the electric driving assembly 4 to stretch out forward, the driving pin shaft 10 on the push rod 5 drives the left and right connecting rods 9 to expand outward to open the transmission end of the mechanical clamping jaw 1, the mechanical clamping jaw 1 rotates around the rotating pin shaft 8, the clamping end of the jaw clamps the handle of the testing tongs and gradually closes the handle until the opening of the testing tongs is opened to a proper width, so that the testing tongs are kept in an open state, at this time, the handle spring of the testing tongs is in a compressed and stored state, the hinge joint 7 at the top end of the insulating operating rod 6 is adjusted to a required deflection angle between the body of the auxiliary tool for high-altitude clamping of the testing tongs and the insulating operating rod 6, the insulating operating rod 6 is held and lifted to the position close to the high-voltage lead terminal board test and detection station of the transformer, the remote controller sends a signal to the control assembly 3, the control assembly 3 decodes and outputs a driving signal to drive the push rod 5 of the electric driving assembly 4 to shrink backward, the driving pin shaft 10 on the push rod 5 drives the left and right connecting rods 9 to shrink inward to close the transmission end of the mechanical clamping jaw 1, the mechanical clamping jaw 1 rotates around the rotating pin shaft 8, the clamping end of the jaw gradually opens outward, the handle of the testing tongs is also opened synchronously under the action of the spring of the testing tongs, the opening of the testing tongs bites and clamps the high-voltage lead terminal board of the transformer, the tool exits to complete the high-altitude clamping operation of the testing tongs, and the operation of reliably clamping the tested terminal board of the transformer in the high-altitude test and detection project is realized.

[0036] In this embodiment, the test clamp high-altitude dismounting process is as follows: the operator holds the insulating operating rod 6 to hold the test clamp high-altitude clamping auxiliary tool with the mechanical clamping jaw 1 in an open state, and the test clamp handle is opposite to the test clamp handle clamped on the transformer high-voltage lead terminal board. The mechanical clamping jaw 1 is inserted into the test clamp handle by the front end groove guidance. The operator sends a signal to the control assembly 3 by operating the remote controller. The control assembly 3 decodes and outputs a driving signal to drive the push rod 5 of the electric driving assembly 4 to extend forward. The driving pin shaft 10 on the push rod 5 drives the left and right connecting rods 9 to expand outward to support the transmission end of the mechanical clamping jaw 1. The mechanical clamping jaw 1 rotates around the rotating pin shaft 8. The clamping end groove of the clamping jaw clamps the test clamp handle and gradually closes the handle until the test clamp jaw opening is opened to the appropriate opening width. The operator moves the insulating operating rod 6 to make the test clamp jaw opening exit from the terminal board clamping position. The test clamp dismounting operation of the test detection station is completed. The operator can move the insulating operating rod 6 to the next test detection station to continue to clamp another terminal board operation or slowly lower the insulating operating rod 6 to place the test clamp high-altitude clamping auxiliary tool clamping the test clamp completing the test detection work on the ground for subsequent processing.

[0037] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced by equivalents without departing from the purpose and scope of the present application. They should be covered in the scope of the claims of the present application.

Claims

1. An aerial clamping assistance tool for testing pliers, characterized by: The utility model relates to a test clamp manipulator, which comprises: a mechanical clamp jaw driven to open and close for clamping a test clamp handle; an electric drive assembly for receiving a control signal and driving the mechanical clamp jaw to open and close; a control assembly for receiving a remote control signal and controlling the electric drive assembly to work; an insulated operating rod for an operator to hold and operate, facilitating high-altitude operation of the test clamp.

2. The test clip high altitude gripping assist tool of claim 1, wherein: The mechanical clamp jaw comprises a clamp jaw I and a clamp jaw II, which are combined by a pair of clamp plates. The mechanical clamp jaw is provided with a groove at the clamping end and the inner side for guiding and aligning when clamping the test clamp handle, preventing deviation.

3. The aerial clamping auxiliary tool of claim 2, wherein: The mechanical clamp jaw is further provided with a rotating pin shaft fixed on the base, and the clamp jaw can rotate around the rotating pin shaft, providing a fulcrum for the opening and closing movement of the mechanical clamp jaw.

4. The aerial clamping auxiliary tool of claim 2, wherein: The transmission end of the mechanical clamp jaw is further provided with a connecting rod hinged by a pin shaft, which is used to connect the electric drive assembly and drive the mechanical clamp jaw to open and close.

5. The test clip highline gripping aid of claim 1, wherein: The electric drive assembly is fixed on the base and can receive the drive signal sent by the control assembly and drive the push rod to extend and retract. The push rod is hinged with the connecting rod and further drives the mechanical clamp jaw to open and close.

6. The test clip highline gripping aid of claim 1, wherein: The control assembly comprises a signal receiving module and a drive module. The signal receiving module is used to receive and analyze the control instructions sent by the remote controller and output the drive signal to the electric drive assembly by the drive module.

7. The test clip highline gripping aid of claim 1, wherein: The insulated operating rod is composed of multiple standard length segments, and the number of segments can be adjusted according to the clamping height of the test clamp to meet the needs of different heights.

8. The test clip highline retrieval assist tool of claim 7, wherein: The insulated operating rod further comprises a universal hinge joint located at the top end of the insulated operating rod and fixed with the base. The universal hinge joint can realize the combination of the axis direction of the insulated operating rod and the clamping direction of the mechanical clamp jaw in space at multiple angles, meeting the needs of multiple different detection stations.

9. The test clip highline gripping aid tool of claim 1, wherein: The utility model further comprises a battery assembly comprising a battery and a charging module for providing power to the control assembly and the electric drive assembly.

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