Binding post enabling single-phase watt-hour meter to be replaced without power cut

A terminal block and electric energy meter technology, applied in the field of electric power, can solve problems such as interruption of power supply for residential users
CN104090138AInactive Publication Date: 2014-10-08STATE GRID CORP OF CHINA +1
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Patent Information

Authority / Receiving Office
CN Β· China
Current Assignee / Owner
STATE GRID CORP OF CHINA
Publication Date
2014-10-08
Estimated Expiration
Not applicable Β· inactive patent

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Abstract

The embodiment of the invention provides a binding post enabling a single-phase watt-hour meter to be replaced without a power cut. The binding post enabling the single-phase watt-hour meter to be replaced without a power cut comprises a terminal box and a meter replacement plug. The terminal box is provided with four connecting units. Each connecting unit is provided with an upper clamping piece, a lower clamping piece and a jack located between the upper clamping piece and the lower clamping piece, an upper metal dome and a lower metal dome are arranged in the jack, the upper metal dome is connected with the upper clamping piece, the lower metal dome is connected with the lower clamping piece, and the upper metal dome is in contact with the lower metal dome. The meter replacement plug is provided with four metal male tabs. The four metal male tabs are matched with the four jacks. The meter replacement plug is used for being plugged into the terminal box. When the meter replacement plug is plugged into the terminal box, an incoming live wire is in short circuit connection with an indoor live wire, an incoming null line is in short circuit connection with an indoor null line, and electricity utilization of resident users cannot be influenced no matter what kind of operation is conducted on the single-phase watt-hour meter at this time; besides, the problem that interruption of power supply of the resident users is caused by an existing replacement mode is solved.
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Description

technical field

[0001] The present application relates to the field of electric power technology, and more specifically, relates to a connection terminal for replacing a single-phase electric energy meter without power failure. Background technique

[0002] With the rapid development of my country's economy, the demand for electricity in all walks of life is increasing. At the same time, the requirements of power customers for the service level of power companies are also constantly increasing. The State Grid Corporation of China even put forward the "Ten Commitments for Power Supply Services" to provide services for residential users with different natures of electricity consumption in different regions. Among them, the regulations for emergency repairs of electricity: urban areas shall not exceed 45 minutes, and rural areas shall not exceed 90 minutes. It is not more than 3 hours in remote areas; it is also stipulated that for residential users who install meters and rece...

Claims

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