Self-help lift safety gear
A safety gear and self-rescue technology, which is applied in elevators, transportation and packaging, etc., can solve the problem of elevators lacking the ability to quickly escape and self-rescue
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[0012] The present invention will be further described below in conjunction with the drawings and specific embodiments.
[0013] From figure 1 It can be seen that the self-rescue elevator safety gear includes the original elevator safety gear 1. The original safety gear 1 has a frame-shaped bracket 2. The bracket 2 has a narrow upper and lower groove 3, and the elevator guide rail 4 is located in the groove 3. Inside, both sides of the elevator guide rail 4 in the bracket 2 are provided with wedges 5 that match the elevator guide rails 4 and grooves 3. The wedge 5 is connected with the speed governor rope 6 of the lifting mechanism, and an additional one is added below the original safety gear 1. Put on the safety gear 7, the safety gear 1 and the lower safety gear 7 are connected in series up and down, and a pneumatic control system 8 is installed between the safety gear 1 and the lower safety gear 7. figure 2 There are two double-acting cylinders 9 in the control shown, which ...
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