The invention discloses an icebreaking device and an icebreaker. The icebreaking device comprises at least two sets of shearing wheels, the two sets of shearing wheels are arranged in a groove in the position of a bow side by side, the two sets of shearing wheels can rotate around two vertical shafts relative to the bow, the rotating directions of the two sets of shearing wheels are opposite, teeth or claws expanding outwards are arranged on the edges of the shearing wheels, and the teeth or claws are arranged on the edges of the shearing wheels. The two groups of shearing wheels are in transmission connection with an engine. According to the icebreaker disclosed by the invention, the icebreaking device is arranged on the bow, the shearing wheel can cut sea ice into crushed ice, and the icebreaking efficiency of the icebreaker is improved.
本发明公开了一种破冰装置及破冰船,其中破冰装置包括至少两组剪切轮,两组剪切轮并排设置于船艏处的凹槽内,两组剪切轮可相对船艏绕分别绕两个铅直轴旋转,两组剪切轮的旋转方向相反,剪切轮的边缘设有外张的齿牙或钩爪,两组剪切轮与发动机传动连接。本发明公开的破冰船,船艏设有上述破冰装置,剪切轮可以将海冰切碎成碎冰,提高破冰船的破冰效率。
Icebreaking device and icebreaker
破冰装置及破冰船
2021-07-23
Patent
Electronic Resource
Chinese
IPC: | B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS |