Safety protection device for diving operation

• Main Authors: TONG YING, ZHENG YAN, GUO ENSHAN, SUN YUQIANG, ZHANG SONGTAO, SUN JIANHUA, LIU CHUN, WANG HONGMING, TAKE FUMIYUKI, DONG WENCHAO, FAN LEI, LI YI
• Format: Patent
• Language: Chinese; English
• Published: 25.07.2023
• Subjects: EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS; PERFORMING OPERATIONS; RELATED EQUIPMENT; SHIPS OR OTHER WATERBORNE VESSELS; TRANSPORTING

The utility model discloses a safety protection device for diving operation, which comprises a protection cage, a sleeve is fixed on the protection cage, the sleeve is sleeved on a steel pile through an arc steel plate, and the arc steel plate is arranged on the inner wall of the sleeve through an elastic piece; a plurality of lifting lugs are further arranged at the top of the sleeve and connected with a ship crane through steel wire ropes, and the ship crane can drive the protection cage and the sleeve to slide in the vertical direction along the steel pile. The utility model can effectively solve the problem that a diver cannot work underwater due to overlarge flow velocity of a main stream of a river; a diver can freely control the vertical position through sliding of the rail, and steel piles of different sizes can be adapted through springs. Through double insurance, it is ensured that the diver is safely sent out of the water surface in time under the crisis situation, the protection cage is designed t