Crane safety mechanism control system
A technology of safety mechanism and control system, applied in safety devices, load hanging components, transportation and packaging, etc., can solve the problems of unmoving the operating lever, high cost and high failure rate, and achieve sensitive action, easy operation and low cost. low cost effect
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[0021] figure 1 It is a physical wiring diagram of an embodiment of the present invention, and this embodiment is a crawler crane. Unscrew the plastic ball head 2 on the top of the operating rod 1. The plastic ball head 2 includes a hollow abdominal cavity 16, which can accommodate a small button switch 4. Uncover the sealed aluminum plate 3 on the top of the ball head, and drill a small hole on the sealed aluminum plate 3. , Fix the button switch 4 on the aluminum plate. Then the button switch 4 lower half is contained in the hollow abdominal cavity 16, drills an aperture at the plastic ball head 2 side and communicates with the ball head abdominal cavity as the lead-out line passage 15. One contact of the push button switch 4 is connected with the lead wire of the push button switch, and the other contact is grounded. Re-fix the sealing aluminum plate 3 on the plastic ball head 2 with glue.
[0022] A fixed point is welded on the crane structure below the pawl 9, and the ...
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