Electrical switch mounting assembly controlled by air pressure and used for power distribution cabinet
An electrical switch and air pressure control technology, applied in the direction of electrical components, cooling/ventilation of substation/switchgear, board/panel/desk of substation/switchgear, etc., can solve the problem of heat dissipation or cooling of difficult distribution cabinets, Reliable operation, guaranteed injection accuracy and simple structure are achieved.
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[0010] pass below Figure 1-4 The present invention will be described in detail.
[0011] According to an embodiment, an electrical switch installation assembly for a power distribution cabinet controlled by air pressure includes a fastening device 280 that can be fixed on the side wall of the cabinet body 2 of the power distribution cabinet and used for installing an electrical switch for power distribution. Mounting plate 28, the electrical switch 22 that is installed on the mounting plate 28 and needs to be cooled, and the cooling device that cools the electrical switch that needs to be cooled, and the cooling device includes a cooling device that is fixedly installed on the mounting plate 28. On and around the electric switch that needs to be cooled and has a fixed bearing cylinder 9 with a vent opening 91 at the bottom, the outer peripheral wall of the fixed bearing cylinder 9 is rotatably fitted with an air circuit with an annular cavity 80 Distribution ring 8, wherein,...
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