Torque limitation alarm device for straight-arm-type lorry-mounted crane
A technology of truck-mounted cranes and lifting torque, applied to cranes and other directions, can solve the problems of unsafety, reducing the loading quality of truck-mounted cranes, inconvenience, etc., and achieve the effects of low cost, convenient operation, and compact installation structure
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[0025] Such as Figure 1 to Figure 3 As shown, the straight-arm type truck-mounted crane torque limit alarm device of the present invention includes: overwind sensor 1, length angle sensor 2, pin shaft sensor 3, lifting moment limiter host 4, electrical control box 5, truck-mounted crane control Receiver 6, truck-mounted crane control operation box 7 and electric control valve 8;
[0026] The signal output ends of the overwind sensor 1, the length angle sensor 2, and the pin sensor 3 are all connected to the input port of the lifting moment limiter host 4, and the lifting moment limiter host 4 is connected to the electrical control box 5, The electrical control box 5 is connected with the electric control valve 8; the truck-mounted crane control receiver 6 is respectively connected with the truck-mounted crane control operation box 7 and the electric control valve 8;
[0027] The overwind sensor 1, the length angle sensor 2, the pin sensor 3, the lifting moment limiter host 4...
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