| 摘要 |
PURPOSE: An external air inflow module cooling heat radiated from the head of a worker, and a safety helmet including thereof are provided to improve the work efficiency of the worker. CONSTITUTION: A safety helmet includes a blower hole and an external air inflow module. The blower hole is formed on the helmet and is connected to the external air inflow module. The external air inflow module flows external air into the safety helmet through the blower hole. The external air inflow module includes a module housing, a power supplying unit, a blast member, a blast member switch(240), and an external air inflow hole(250). The blast member is operated by electricity supplied from the power supplying unit. The blast member switch transmits and secludes the blast member from the electricity. |
