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