The utility model discloses an intelligent security cap for construction, including cap shell and hat lining, the hat lining is located the inside of cap shell, the below of cap shell is provided with the dustcloth, the dustcloth passes through clamping part and cap shell fixed connection, clamping part includes clamp circle and clamping circle, the upper end of clamp circle is provided with first draw -in groove, the lower extreme of clamp circle is provided with the second draw -in groove, be provided with lighting device on the cap shell, lighting device is including fixed fixture block, dwang and light, fixed fixture block is connected with the cap shell facies, the one end of dwang is rotated with fixed fixture block and is connected, the other end of dwang is connected with the light, be provided with fan assembly spare on the hat lining. The utility model discloses simple structure, the practicality is strong, convenient to use, air permeability is good, and shock resistance is strong, the design through lighting device moreover, reinforcing user's sight range also is convenient for in the environment use down that light is darker, improvement security performance simultaneously.