Crane suspension arm and overhead working truck space operation safety management and control device and method

The invention discloses a crane suspension arm and overhead working truck space operation safety management and control device and method. The device comprises a front end device, a handheld terminal and an audible and visual alarm, wherein the front end device is mounted at the top end of a crane suspension arm or an overhead working truck guardrail; and the handheld terminal is controlled by an operator and is electrically connected with the audible and visual alarm. According to the device and the method, the operator can control the states of a crane and the overhead working truck in real time, so that the problem that a visual blind area possibly exists during actual operation of the operator is solved, and electric power safety production accidents can be effectively avoided. 本发明公开了一种外背不等边角钢老旧线路铁塔提高净截面强度及稳定性加固办法，包括前端装置、手持终端、声光报警器；前端装置安装在吊车吊臂顶端或高空作业车护栏上；手持终端由操作人员控制，通过电连接与声光报警器连接。本发明使操作人员可实时掌控吊车、高空作业车的状态，解决了操作人员实际操作时可能存在视野盲区的问题，能有效避免造成电力安全生产事故。