Safety helmet

The invention provides a safety helmet. The safety helmet can form an interior body in a light-weight and compact manner. The safety helmet is provided with a helmet shell (1) for covering the head of a human body and an interior body (2) arranged between the helmet shell (1) and the head of the human body. A blocky limiting part (6) is arranged between the cap shell (1) and the head of the human body, and when the cap shell (1) is close to the head of the human body due to external impact, only one part of the limiting part (6) deforms, and the other parts limit the cap shell to be close to the top of the head of the human body. 本发明提供一种安全帽，该安全帽能够轻量化且紧凑化地形成内装体。该安全帽具备覆盖人体头部的帽壳(1)和设置在帽壳(1)与人体头部之间的内装体(2)。在帽壳(1)与人体头部之间设置有块状的限制部(6)，在因来自外部的冲击而使帽壳(1)与人体头部接近时，限制部(6)的仅一部分产生变形，其他部分限制所述帽壳接近人体头部的头顶部。