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Fixed contact connecting structure and switch cabinet with same

A connection structure and static contact technology, applied in the direction of switchgear components, etc., can solve the problems of troublesome operation, low work efficiency, inconvenient disassembly and assembly, etc., and achieve the effect of convenient adjustment, high work efficiency and easy operation

Inactive Publication Date: 2014-11-12
STATE GRID CORP OF CHINA +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Since the current level of the switchgear needs to be adjusted sometimes, and the static contacts need to be disassembled during the adjustment, therefore, the switchgear assembled by using the above-mentioned static contact connection structure needs to be disassembled in order to remove the static contacts. The screws on the contact and the conductive wire row will be removed together at this time. Similarly, the two need to be worked together during installation, which is cumbersome to operate, low in efficiency, and inconvenient to disassemble.

Method used

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  • Fixed contact connecting structure and switch cabinet with same
  • Fixed contact connecting structure and switch cabinet with same
  • Fixed contact connecting structure and switch cabinet with same

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Embodiment Construction

[0021] An embodiment of switchgear in the present invention is such as Figure 1~Figure 4 As shown, the switchgear includes a contact box body 1, a conductive wire row 2 and a static contact 3 arranged in a cabinet body 6, and the three are fixed together through corresponding static contact connection structures. Wherein the conductive wire row 2 is fixed on the contact box body 1 through the corresponding wire row screw 4 , and the end surface of the head of the wire row screw 4 is provided with a threaded hole 41 . The static contact 3 is in the shape of a stepped shaft, and the diameter of the end away from the conductive wire row 2 is smaller than the diameter of the end close to the conductive wire row 2. This structure facilitates the connection between the end far away from the conductive wire row and the corresponding plum blossom contact. The larger diameter of the end close to the conductive wire row can meet the current demand of the static contact. The static con...

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Abstract

The invention relates to a fixed contact connecting structure and a switch cabinet with the same. The fixed contact connecting structure comprises a contact box body, a conducting wire row and a fixed contact, and the conducting wire row is fixed on a contact box through a corresponding wire row screw. The fixed contact is fixed on the conducting wire row or the wire row screw through a fixed contact screw. Compared with the structure that a conducting wire row and a fixed contact are simultaneously fixed on a contact box in the prior art, accordingly to the technical scheme, the conducting wire row is directly fixed on the contact box through the wire row screw, the fixed contact is then fixed on the conducting wire row or the wire row screw, thus when the fixed contact needs to be dismounted, the fixed contact can be dismounted only by dismounting the fixed contact screw, in the same way, in the mounting process, the fixed contact screw is used for fixing the fixed contact on the conducting wire row or the wire row screw, dismounting and mounting can not influence the conducting wire row, adjusting is convenient, operation is convenient, and the operation efficiency is high.

Description

technical field [0001] The invention relates to a static contact connection structure and a switchgear with the structure. Background technique [0002] The air-insulated armored removable switchgear is composed of a handcart and a cabinet body. The cabinet body includes a sheet metal structure frame, a contact box, a grounding switch, and a transformer. The corresponding plum blossom contact is a static contact that is conductively plugged and mated. The connection structure of the static contact of the existing switch cabinet is, for example, a static contact system of a high-voltage switch cabinet disclosed in a Chinese patent with an application date of 2010-07-07 and a notification number of CN 201766288U, in which the static contact and the conductive wire row There are screw holes through the top, and the two are jointly fixed on the corresponding inner wall of the contact box by the screws that pass through the screw holes. Since the current level of the switchgear...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02B11/04
Inventor 张洪铁杨芳李小军姜冠玉卢健杨欣可
Owner STATE GRID CORP OF CHINA