Safety helmet of safety helmet sunglasses erection joint base and this base of adoption

The utility model discloses a safety helmet of safety helmet sunglasses erection joint base and this base of adoption, including sun lens installation base body, ear seat and protection large -lens base, be equipped with sun lens end installation plug draw -in groove and reference column on the sun lens installation base body, the reference column is established in sun lens installation base bodymedial surface department, the same medial surface orientation department at sun lens installation base body is established with the reference column to installation plug draw -in groove in sun lens end, position department outside sun lens installation base body is established in the connection of sun lens end installation plug draw -in groove, sun lens both sides end clamps with the plug of sunlens end installation plug draw -in groove looks to be connected. Can use the sunglasses simultaneously on safety is emitted, can leave eye sight region or fall to falling protection eye sight regionat the lifting by free regu