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Isolation interlocking apparatus for complete equipment of 40.5kV vacuum composite apparatus

A technology for combining electrical appliances and complete sets of equipment, which is applied in the direction of high-voltage air circuit breakers, circuits, and electric switches. It can solve the problems of insufficient maintenance space, restrictions on the use of complete sets of products, and the need for manpower to isolate insulating plates, so as to achieve reliable interlocking and easy operation. Simple and labor-saving effect

Active Publication Date: 2009-04-15
浙江正泰电气科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, there are many problems such as insufficient interlocking, insufficient maintenance space, and isolation insulation boards need to be isolated by manpower, which limits the further use of this complete set of products.

Method used

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  • Isolation interlocking apparatus for complete equipment of 40.5kV vacuum composite apparatus
  • Isolation interlocking apparatus for complete equipment of 40.5kV vacuum composite apparatus
  • Isolation interlocking apparatus for complete equipment of 40.5kV vacuum composite apparatus

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Embodiment

[0017] Such as figure 1 Shown in 4 to 4 are respectively the structural schematic diagram of the isolation interlocking device of the complete set of 40.5kV vacuum combined electrical equipment provided by the present invention, the A-direction view of this figure, the B-B direction sectional view of this figure and the C-C direction sectional view. 4. Guide rail bent plate 5, upper isolation insulating plate 6, first fixed bent plate 7, positioning device 8, operating shaft 9, cam disc 10, operating mechanism fixed bent plate 11, switchgear maintenance room door interlock plate 12, second A connecting pin shaft 16 and a second fixed bent plate 18 are formed.

[0018] An operating mechanism is fixedly bent plate 11 is installed on the upper end inner side of the combined electric appliance installation cabinet frame 1, and the two ends of the operating shaft 9 are fixed in the fixedly bent plate 11 by the rotation of the two ends of the operating shaft. The cam plate 10 is we...

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Abstract

The invention provides an isolation interlocking device of a 40.5kV vacuum combined electrical appliance complete device and is characterized in that the isolation interlocking device comprises an operating shaft, the operating shaft is arranged at the upper end of a combined electrical appliance installation cabinet frame by fixed bent boards of operating mechanisms arranged at the two ends, a cam disk is arranged at the end part of the operating shaft, a positioning device is arranged on the cam disk, an interlocking board of a maintenance room door of a switch device is arranged below the cam disk, an upper isolation insulating board is arranged at the upper side of the operating shaft by a first fixed bent board at the two ends of the bottom part, a second fixed bent board is arranged at the outside of the end part of the first fixed bent board, a lower isolation insulating board is arranged at the upper end of the second fixed bent board, and a guide rail bent board is arranged at the outside of the second fixed bent board and is fixed on the combined electrical appliance installation cabinet frame. The isolation interlocking device has the advantages of simple operation with less labour and reliable interlocking.

Description

technical field [0001] The invention relates to an isolation interlock device for a complete set of 40.5kV vacuum combined electrical equipment, and belongs to the technical field of isolation interlock devices for complete sets of power transmission and transformation equipment. Background technique [0002] With the rapid and considerable development of my country's power transmission and transformation industry, the complete set of switchgear equipped with 40.5kV vacuum load switch and fuse combination (hereinafter referred to as combination device) has been vigorously promoted and promoted in the wind power transmission and distribution system. application with great success. [0003] In the complete set of 40.5kV combined electrical appliances used in prefabricated substation products for wind power generation, when the combined electrical appliances are operated and the moving contacts with fuses are opened to replace the fuses, for the needs of safe operation, it is ge...

Claims

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Application Information

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IPC IPC(8): H01H33/48
Inventor 王鹏程陶锡亮李渊博刘魁宋彩凤胡小龙赵青山吕忠阳
Owner 浙江正泰电气科技有限公司
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