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 to high-voltage air circuit breakers, circuits, electric switches, etc., can solve problems such as insufficient maintenance space, limited use of complete sets of products, and insufficient interlocking, so as to achieve simple and labor-saving operation and reliable interlocking Effect
Active Publication Date: 2010-12-15
浙江正泰电气科技有限公司
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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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Embodiment
[0016] Such as Figures 1 to 4 Shown, are respectively the structural representation of the isolating interlocking device of the 40.5kV vacuum combined electrical complete set 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, from the lower isolation insulating plate 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 inspection room door interlock plate 12, first coupling The pin shaft 16 and the second fixed bent plate 18 are formed.
[0017] 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....
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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 arrangedat 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 withless 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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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