Secondary falling prevention device for three-in-one motor

The utility model relates to a three-in-one motor's secondary fall prevention device, including motor, end beam, torsion arm, fall prevention chain and fall prevention frame, motor passes through the torsion arm connection end beam, fall prevention chain sleeve on the motor, said motor passes through the fall prevention frame fixed on the end beam, the torsion arm is arranged on the motor side portion, and the fall prevention frame is arranged on the end beam. The secondary falling prevention device for the three-in-one motor is provided with the falling prevention chain, the motor is subjected to primary position fixing through the falling prevention chain, the motor is prevented from falling, friction with a motor cable can be reduced by connecting the falling prevention chain with the motor, the hanging ring of the falling prevention chain is directly arranged on the position fixing bolt, punching does not need to be conducted on the end beam, the installation efficiency is high, and the cost is low. The m