CN106877220A - An electric operating handle for metal armored switchgear - Google Patents

Abstract

The utility model relates to an electric operating handle for a metal armored switch cabinet, which belongs to the field of switch cabinet operating tools. It includes a longitudinal support; a plug-in fixed chuck is respectively arranged at both ends of the longitudinal support; a bracket is arranged on the longitudinal support; a rechargeable hand-held electric drill driver is arranged on the bracket; the motor of the hand-held electric drill driver A square head adapter is set on the rotating shaft; the square head adapter is correspondingly connected with the manual operation handle jack of the circuit breaker trolley in the switch cabinet through a straight rod type operating rod. It operates the rechargeable hand-held electric drill driver to realize the operation of rocking in and out of the circuit breaker switch trolley in the switch cabinet, replacing pure manual manual operation with semi-automatic operation, which can reduce the time for pushing and pulling out the circuit breaker switch trolley. It eliminates unsafe hidden dangers in the operation process, and is especially suitable for operation inspection personnel or fault repair personnel. The utility model can be widely used in the field of design and manufacture of switchgear auxiliary operation tools.

Description

An electric operating handle for metal armored switchgear

technical field

The invention belongs to the field of operating tools for switch cabinets, in particular to an operating tool for circuit breakers of metal armored switch cabinets.

Background technique

At present, more and more distribution stations are prone to failures or even accidents due to outdated equipment and aging components. In order to avoid failures or accidents, the operation and maintenance personnel of the power supply company need to regularly check and maintain the equipment to Prevent hidden dangers in the switchgear.

However, in the process of rocking in and out the circuit breaker switch trolley of the metal armored switchgear, the operation and maintenance personnel need to manually operate with the operating handle. Each operation is about 50 revolutions and takes about 5 minutes. If there are 6 circuit breaker cabinets, the total time-consuming is about 30 minutes, which greatly reduces the work efficiency, and when the corresponding operation is carried out in the new distribution station or the transformation in the distribution station, if the operation steps take too long, it may affect the distribution system. The failure of the power station to transmit power on time leads to power transmission accidents or complaints from residents, so the requirements for the time contact of each work step in the distribution station are relatively high.

How to improve the operating speed of the operation and maintenance personnel on the rocking in and out of the circuit breaker switch trolley, improve the working efficiency of the operating personnel, and reduce the work intensity of the operating personnel are problems that need to be solved urgently in the actual work on site.

Contents of the invention

The technical problem to be solved by the present invention is to provide an electric operating handle for metal armored switchgear, which applies hand-held electric tools to the operation process of rocking in and out of the circuit breaker switch trolley, and the operation and maintenance personnel use it to operate Simple and easy to use, it can improve the operation speed of the operation and maintenance personnel, improve the work efficiency of the operation personnel, and reduce the workload of the operation personnel, thereby eliminating the safety hazards caused by factors such as heavy workload and personnel fatigue, and reducing the number of operation personnel during operation , Save human resources and reduce personnel costs. At the same time, it can also reduce equipment damage caused by improper human operation, and reduce equipment repair costs and maintenance costs.

The technical solution of the present invention is to provide an electric operating handle for metal armored switchgear, which is characterized by:

A longitudinal support is provided; at both ends of the longitudinal support, a plug-in fixed chuck is correspondingly provided;

A bracket is set on the longitudinal support; a rechargeable hand-held electric drill driver is set on the bracket;

A square head adapter is set on the motor shaft of the hand-held electric drill driver;

The square head adapter is correspondingly connected to the manual operation handle jack of the circuit breaker trolley in the switch cabinet through a straight rod type operating rod;

The electric operating handle used for the metal armored switchgear fixes the longitudinal support on the positioning point of the circuit breaker switch trolley between the upper concave-convex door and the lower concave-convex door through the plug-in fixed chucks arranged at both ends of the longitudinal bracket. superior;

The electric operating handle for the metal armored switchgear realizes forward and reverse rotation of the straight rod type operating rod by operating the rechargeable hand-held electric drill driver set on the longitudinal support, and then realizes the circuit breaker of the switchgear. The semi-automatic mechanized operation of the swing-in and swing-out operation of the switch trolley;

The electric operating handle for the metal armored switchgear, by applying the rechargeable hand-held electric drill driver to the operation process of rocking in and out of the circuit breaker switch trolley, improves the operation speed of the operation and maintenance personnel and improves the operation and maintenance efficiency. Improve the work efficiency of personnel, reduce the workload of operation and maintenance personnel, eliminate potential safety hazards caused by factors such as heavy workload and personnel fatigue, reduce equipment damage caused by improper human operation, and reduce equipment repair costs and maintenance costs.

Specifically, the square head adapter is a 15mm×15mm square head adapter.

Specifically, the longitudinal axis of the motor shaft of the handheld electric drill driver intersects the longitudinal axis of the longitudinal bracket.

Further, the longitudinal axis of the motor shaft of the handheld electric drill driver and the longitudinal axis of the longitudinal bracket are arranged at an angle of 90 degrees.

The hand-held electric drill driver is equipped with a rechargeable battery and an AC socket, can use a dual power supply system of a rechargeable battery and an AC power supply, and has two operating modes, automatic and manual. It can automatically stop the operation of the motor if there is an abnormal fault that the circuit breaker switch trolley is not pushed in place. It is easy to carry and operate, and can improve the safety of operation and maintenance personnel in the process of pushing and pulling out the circuit breaker switch trolley.

The electric operating handle, through the longitudinal support fixed on the positioning point of the circuit breaker switch trolley, offsets the rotating force of the hand-held electric drill driver when the motor is running, and plays a stable fixing/clamping role on the entire tooling, which helps In order to ensure the smooth operation of the entire trolley in and out.

Compared with prior art, the advantages of the present invention are:

1. The hand-held electric drill driver is used as the operating power source for the swinging in and out of the circuit breaker switch trolley, and the pure manual manual operation is replaced by semi-automatic operation. The work efficiency is high, and the operation of pushing and pulling out the circuit breaker switch trolley can be greatly reduced It can also eliminate potential safety hazards caused by factors such as heavy workload and personnel fatigue, reduce equipment damage caused by improper human operation, and reduce equipment repair costs and maintenance costs;

2. Use the plug-in fixed chuck to firmly fix the longitudinal bracket on the positioning point of the circuit breaker switch trolley between the upper concave-convex door and the lower concave-convex door of the switch cabinet, which can effectively offset the rotational force of the hand-held electric drill driver when the motor rotates. It has a stable fixing/clamping effect on the entire tooling, which helps to ensure the smooth operation of the entire trolley in and out;

3. Between the rotating shaft of the hand-held electric drill driver motor and the manual operation handle jack of the circuit breaker trolley, the plug-in mode and connection structure of the socket wrench are adopted, which can make full use of the mature matching structure and perfect specifications of the existing tools. There is no need to design and manufacture special connection tools or matching special joints, the user unit is easy to accept, and there is no need to prepare special spare parts during use, which helps to reduce one-time purchase costs and reduce daily use and maintenance costs;

4. The entire tooling has a simple structure, low production cost, small footprint, easy to carry or place, and easy to set and manage. It is especially suitable for operation inspection personnel or breakdown repair personnel.

Description of drawings

Fig. 1 is a schematic structural view of the electric operating handle of the present invention;

Fig. 2 is a side structural schematic diagram of the electric operating handle of the present invention.

In the figure 1 is the longitudinal support, 2 is the rechargeable hand-held electric drill driver, 3 is the plug-in fixed chuck, 4 is the bracket, 2-1 is the handle of the rechargeable hand-held electric drill-driver, 2-2 is the rechargeable battery, 2 -3 is the forward and reverse switch of the motor, and 2-4 is the square head adapter.

detailed description

The present invention will be further described below in conjunction with the accompanying drawings.

In Fig. 1 and Fig. 2, the technical solution of the present invention provides an electric operating handle for a metal armored switchgear, and its invention points are:

A longitudinal support 1 is set; at both ends of the longitudinal support, a plug-in fixed chuck 3 is respectively arranged correspondingly; a bracket 4 is set on the longitudinal support; a rechargeable hand-held electric drill driver 2 is set on the bracket; A square head adapter 2-4 is set on the motor shaft of the hand-held electric drill driver.

The square head adapter is correspondingly connected to the manual operation handle jack (not shown) of the circuit breaker trolley in the switch cabinet through a straight rod type operating rod (not shown in the figure);

The electric operating handle in this technical solution fixes the longitudinal support on the positioning point of the circuit breaker switch trolley between the upper concave-convex door and the lower concave-convex door through the plug-in fixed chucks arranged at both ends of the longitudinal bracket;

The electric operating handle in this technical solution realizes the forward and reverse rotation of the straight rod type operating rod by operating the rechargeable hand-held electric drill driver set on the longitudinal support, and then realizes the swinging in and out of the circuit breaker switch trolley in the switch cabinet. Semi-automatic mechanized operation of output operation;

The electric operating handle in this technical solution, by applying the rechargeable handheld electric drill driver to the operation process of rocking in and out of the circuit breaker switch trolley, can improve the operation speed of the operation and maintenance personnel, improve the work efficiency of the operation and maintenance personnel, and reduce the burden of operation and maintenance personnel. Increase the work intensity of maintenance personnel, eliminate potential safety hazards caused by factors such as heavy workload and personnel fatigue, reduce equipment damage caused by improper human operation, and reduce equipment repair costs and maintenance costs.

The electric operating handle in this technical solution realizes the forward and reverse rotation of the straight rod type operating rod by operating the motor forward and reverse switches 2-3 on the rechargeable hand-held electric drill screwdriver arranged on the longitudinal support, and then realizes the switch Semi-automatic mechanized operation of racking in and out of the circuit breaker switch trolley in the cabinet;

Specifically, the square head adapter is a 15mm×15mm square head adapter.

It can be seen from the figure that the longitudinal axis of the motor shaft of the hand-held electric drill driver and the longitudinal axis of the longitudinal bracket are arranged at an angle of 90 degrees.

The square head adapter is a 15mmX15mm square head adapter.

The hand-held electric drill driver is equipped with a rechargeable battery and an AC socket, can use a dual power supply system of a rechargeable battery and an AC power supply, and has two operating modes, automatic and manual. It can automatically stop the operation of the motor if there is an abnormal fault that the circuit breaker switch trolley is not pushed in place. It is easy to carry and operate, and can improve the safety of operation and maintenance personnel in the process of pushing and pulling out the circuit breaker switch trolley.

The electric operating handle, through the longitudinal support fixed on the positioning point of the circuit breaker switch trolley, offsets the rotating force of the hand-held electric drill driver when the motor is running, and plays a stable fixing/clamping role on the entire tooling, which helps In order to ensure the smooth operation of the entire trolley in and out.

Hand-held electric drill drivers (also known as electric screwdrivers) are commercially available products, originally used for fastening or dismounting various screws. In this technical solution, a commercially available hand-held electric drill driver is adopted, and the rechargeable battery 2-2 and the AC socket (not shown in the figure) provided by it enable the electric operating handle to use a dual power supply system of a rechargeable battery and an AC power supply. , there are two operation modes, automatic and manual. When encountering abnormal faults such as excessive torque, inaccurate alignment of the circuit breaker switch trolley, or insufficient advancement of the circuit breaker switch trolley, the motor overload protection circuit equipped with the hand-held electric drill and driver can be used. Automatically stop the operation of the motor, easy to carry, easy to operate, and can improve the safety of operation and maintenance personnel in the process of pushing and pulling out the circuit breaker switch trolley.

Since the present invention uses a hand-held electric drill and driver as the operating power source for the rocking in and out of the circuit breaker switch trolley, which replaces the purely manual manual operation, the time for pushing and pulling out the circuit breaker switch trolley can be greatly reduced, and the work efficiency is high. It is helpful to ensure the smooth operation of the entire trolley in and out; it can also reduce equipment damage caused by improper human operation; the socket wrench plug-in mode and connection structure are used to make full use of the mature supporting structure of existing tools And complete specifications and sizes, no need to design and manufacture special connection tools or supporting special joints, no need to prepare special spare parts, which helps to reduce one-time purchase costs, reduce daily use and maintenance costs; the entire tooling structure is simple and low production cost , takes up little space, is easy to carry or place, and is easy to set and manage, especially suitable for operation inspection personnel or breakdown repair personnel.

The invention can be widely used in the field of design and manufacture of switchgear auxiliary operation tools.

Claims (6)

1. An electric operating handle for metal armored switchgear, characterized in that: A longitudinal support is provided; at both ends of the longitudinal support, a plug-in fixed chuck is correspondingly provided; A bracket is set on the longitudinal support; a rechargeable hand-held electric drill driver is set on the bracket; A square head adapter is set on the motor shaft of the hand-held electric drill driver; The square head adapter is correspondingly connected to the manual operation handle jack of the circuit breaker trolley in the switch cabinet through a straight rod type operating rod; The electric operating handle used for the metal armored switchgear fixes the longitudinal support on the positioning point of the circuit breaker switch trolley between the upper concave-convex door and the lower concave-convex door through the plug-in fixed chucks arranged at both ends of the longitudinal bracket. superior; The electric operating handle for the metal armored switchgear realizes forward and reverse rotation of the straight rod type operating rod by operating the rechargeable hand-held electric drill driver set on the longitudinal support, and then realizes the circuit breaker of the switchgear. The semi-automatic mechanized operation of the swing-in and swing-out operation of the switch trolley; The electric operating handle for the metal armored switchgear, by applying the rechargeable hand-held electric drill driver to the operation process of rocking in and out of the circuit breaker switch trolley, improves the operation speed of the operation and maintenance personnel and improves the operation and maintenance efficiency. Improve the work efficiency of personnel, reduce the workload of operation and maintenance personnel, eliminate potential safety hazards caused by factors such as heavy workload and personnel fatigue, reduce equipment damage caused by improper human operation, and reduce equipment repair costs and maintenance costs. 2. The electric operating handle for a metal-clad switchgear according to claim 1, wherein said square head adapter is a 15mm×15mm square end adapter. 3. The electric operating handle for metal-clad switchgear according to claim 1, characterized in that the longitudinal axis of the motor shaft of the hand-held electric drill driver intersects the longitudinal axis of the longitudinal support. 4. The electric operating handle for metal-clad switchgear according to claim 3, characterized in that the longitudinal axis of the motor shaft of the hand-held electric drill driver and the longitudinal axis of the longitudinal bracket are arranged at an angle of 90 degrees. 5. The electric operating handle for metal-clad switchgear according to claim 1, characterized in that said hand-held electric drill driver is equipped with a rechargeable battery and an AC socket, and can use both a rechargeable battery and an AC power supply. The power supply system has automatic and manual operation modes. It can automatically stop the operation of the motor when encountering abnormal faults such as excessive torque, inaccurate alignment of the circuit breaker switch trolley, or insufficient advancement of the circuit breaker switch trolley. It is easy to carry and operate. , can improve the safety of operation and maintenance personnel in the process of pushing and pulling out the circuit breaker switch trolley. 6. The electric operating handle for metal-clad switchgear according to claim 1, characterized in that the electric operating handle, through the longitudinal bracket fixed on the positioning point of the circuit breaker switch trolley, offsets the power of the hand-held electric drill. The rotating and throwing force of the screwdriver motor plays a stable fixing/clamping effect on the entire tooling, which helps to ensure the smooth operation of the entire trolley in and out.