| 摘要 |
The invention provides device for affixing a lens of a safety helmet. A helmet housing has a base located on each of both sides. The base has a C-like protruding ring. The protruding ring has an upward opening gap, wherein an inner side surface has a C-like groove. A protruding body is located under the protruding ring, wherein a bottom of the protruding body has a concave clicking opening. A side front portion of the protruding ring has clicking protruding body having a top with a slant surface. A windshield lens of safety helmet has a base plate at each of both sides, which base plate can be affixed onto the base of the helmet housing. An inner side of the base has two L-like clicking protruding bodies, which can be inserted to the C-like groove. A clicking gear is formed on the base plate at a bottom rim corresponding to the protruding body of the base. The front portion of the clicking gear has a position protruding body that can associate with the clicking protruding body to have the effect of lifting position restriction. In this manner, the assembling process can be easily is performed without need of using an assembling tool and a screw member.
|
