Operating mechanism used for three-station switch
A three-position switch and operating mechanism technology, which is applied to the contact drive mechanism, the power device inside the switch, the air switch parts, etc. Insufficient precision, short life of the three-position operating mechanism, etc., to achieve the effect of simple structure, convenient operation and good closing performance
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[0048] see Figure 1-6, an operating mechanism for a three-position switch, which includes a first partition 11, a second partition 12, and a panel 10 arranged at intervals in parallel, and the first partition 11 and the second partition 12 pass through several columns The pin 2 is fixed; the output spindle 6 is rotatably connected to the first partition 11 and the second partition 12, and the output spindle 6 is fixedly connected with a driving part 64, through which Toggle the rotating part 64 to rotate, which can drive the output spindle 6 to rotate to the grounding position or the connected position; the end of the output spindle 6 extending out of the outer side of the first partition 11 is fixedly connected with an output shaft crank arm 61, the free end of the output shaft crank arm 61 is connected with a return spring 62 for resetting the output shaft 6 to the isolation position; the driving mechanism controls the rotation of the output shaft 6 so that the output shaft...
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