The invention discloses an icebreaking knife and a ship. The icebreaking knife comprises an upper splicing piece and a lower casting, the lower casting is a casting piece, the lower end of the upper splicing piece is connected with the top surface of the lower casting, the upper end of the upper splicing piece is used for being connected with the ship, and the upper splicing piece is of a hollow enclosure bulkhead structure. The icebreaking knife is composed of the upper splicing piece and the lower casting, the manufacturing difficulty of the icebreaking knife is reduced while the strength ofthe icebreaking knife is guaranteed, and welding operation in a narrow space is avoided; and the quality of the casting of the icebreaking knife is remarkably reduced, and the manufacturing cost of the icebreaking knife is reduced.
本发明公开了一种破冰刀和船舶,所述破冰刀包括上拼件及下铸件,所述下铸件为铸造件,所述上拼件的下端与所述下铸件的顶面相连接,所述上拼件的上端用于与船舶相连接,所述上拼件为中空的围壁结构。本发明利用上拼件及下铸件组成破冰刀,在保证破冰刀强度的同时,降低了破冰刀的制造难度,避免了狭窄空间内的焊接作业;显著地降低了破冰刀的铸件的质量,有利于降低破冰刀的制造成本。
Icebreaking knife and ship
一种破冰刀及船舶
2020-09-08
Patent
Electronic Resource
Chinese
IPC: | B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS |