Weight-balancing type lifting method and equipment
A technology of gravity balance and hoisting method, which is applied to cranes and other directions, and can solve the problems of large overturning moment and unusability of the fuselage
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[0022] The following examples illustrate the gravity balance hoisting method and the gravity balance hydraulic crane of the present invention.
[0023] The gravity balance type hoisting method of the present invention comprises:
[0024] a. According to the needs of hoisting operations, operate the main hydraulic crane or auxiliary hydraulic winch, and put down the main hook or auxiliary hook;
[0025] b. According to the needs of hoisting operations, operate the boom hydraulic cylinder, folding hydraulic cylinder, luffing main boom and auxiliary boom into a certain shape and position;
[0026] c. Operate the jacking hydraulic cylinder to keep the main balance boom in a horizontal state;
[0027] d. According to the needs of hoisting operations, install the auxiliary balance boom;
[0028] e. According to the needs of hoisting operations, hang heavy objects in the main hook or auxiliary hook;
[0029] f. According to the needs of hoisting operations, operate the main and au...
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