The invention discloses a contraction type channel widening device suitable for ship side auxiliary icebreaking, which comprises a plurality of widening units arranged on the ship side, each widening unit comprises a bottom plate, a contraction device, a water spraying device and a plurality of icebreaking units, and the contraction device is used for lowering or retracting the bottom plate positioned on the side surface of a ship body; the icebreaking unit comprises a plurality of icebreaking knives and a driving device for driving the icebreaking knives to rotate; the water spraying device comprises a plurality of water spraying units, each water spraying unit comprises a water suction pipe arranged on the ship side, a plurality of water spraying pipes and a water suction pump, the water suction pumps communicate with the water suction pipes and the water spraying pipes, the bottom plate is provided with a plurality of water spraying holes, and the water spraying pipes extend above the icebreaking knives through the water spraying holes. The icebreaking device which can be flexibly and freely put down and withdrawn is arranged on the ship side, the icebreaking capacity of the icebreaker is expanded, the water spraying device discharges cut sea ice to the two sides, ice discharging can be assisted, collision between the ship side and crushed ice is reduced, ice resistance is reduced, the icebreaking efficiency is improved, and the navigation safety and efficiency of the polar region ship in the ice area are improved.

    本发明公开了一种适用于船舷侧辅助破冰的收缩式航道拓宽装置,包括若干设置于船舷侧的拓宽单元,拓宽单元包括底板、收缩装置、喷水装置和若干破冰单元,收缩装置将位于船体侧面的底板下放或收回,破冰单元包括若干破冰刀和驱动破冰刀转动的驱动装置;喷水装置包括若干喷水单元,喷水单元包括设置于船舷侧的吸水管、若干喷水管和吸水泵,吸水泵连通吸水管和喷水管,底板设置若干喷水孔,喷水管通过喷水孔伸出至破冰刀上方。在船舷侧设置灵活自由下放和收回的破冰装置,拓展破冰船的破冰能力,喷水装置将切割的海冰向两侧排开,能够辅助排冰和减少舷侧与碎冰的碰撞,减少冰阻力,提高破冰效率,提高了极地船舶冰区航行安全和效率。


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    Title :

    Retractable channel widening device suitable for ship side auxiliary icebreaking


    Additional title:

    一种适用于船舷侧辅助破冰的收缩式航道拓宽装置


    Contributors:
    LI ZHIFU (author) / ZHANG JINLONG (author) / SHI YUYUN (author) / LONSTAR (author)

    Publication date :

    2023-05-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



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