A kind of transformer gas relay butterfly cover fixing device
A fixing device and relay technology, applied in circuits, electrical switches, electrical components, etc., can solve the problem of easy closing of butterfly covers, and achieve the effects of reducing large swings, strong gripping ability, and light weight
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[0019] Refer to the following Figure 1 to Figure 2 , the specific implementation manners of the present invention are given to further illustrate the present invention, but the present invention is not limited to the specific examples described below.
[0020] A butterfly cover fixing device for a transformer gas relay, comprising a vertical wire wheel center shaft 9, a wire wheel 2 fixed to the middle and upper part of the wire wheel center shaft 9, a knob 1 fixedly connected to the upper end of the wire wheel center shaft 9, and a wire wheel center The shaft 9 is connected to the spring mounting seat 6 through the bearing, two conical springs 4, two stay wires 3, two fixed pieces 5, the screw rod 8 fixedly connected to the lower end of the wire wheel center shaft 9, and the screw rod 8 connected to the thread of the screw rod 8 A cylinder 10 and a push rod 7 located at the lower end of the screw.
[0021] The two fixed pieces 5, the two conical springs 4 and the wire wheel...
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