The full-sea-depth unpowered operation tool comprises a middle flange, a pressure-resistant rear cover is installed at one end of the middle flange, a sealed space between the pressure-resistant rear cover and the middle flange forms a cavity A, and a gas generator, an electric explosion valve and a control device are installed in the pressure-resistant rear cover; a hole is formed in the middle horizontal position of the middle flange, a one-way valve is installed in the hole, a gas nozzle of the gas generator corresponds to the hole, a cylinder body is installed at the other end of the middle flange, an integrated piston is installed in the cylinder body in a matched mode, a cavity B is formed by the right portion of the integrated piston and the interior of the cylinder body, and a cavity C is formed between the hole beside the one-way valve and the left end face of the integrated piston. A transverse U-shaped opening is formed in the rear end of the cylinder body, a blade and a pin shaft are installed in the U-shaped opening, and a damping flow channel e is formed in a middle flange of the head of the valve element and communicated with the C cavity. The device can realize remote shear failure, is not influenced by sea conditions, and is convenient to work.

    一种全海深无动力作业工具及操作方法,包括中间法兰,其一端安装有耐压后盖,耐压后盖与中间法兰之间的密封空间形成A腔,位于耐压后盖内部安装有气体发生器、电爆阀和控制装置;中间法兰的中间水平位置开有孔,孔内安装单向阀,气体发生器的气体喷嘴与孔对应,中间法兰的另一端安装有缸体,缸体内配合安装有一体式活塞,一体式活塞右部与缸体内部形成B腔,单向阀一旁的孔与一体式活塞左端面之间形成C腔;缸体的后端设置有横向的U型口,U型口内安装有刀片和销轴,阀芯头部的中间法兰处开有阻尼流道e,阻尼流道e与C腔连通。本发明可以实现远程剪切破坏,不受海况影响,工作方便。


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    Title :

    Full-sea-depth unpowered operation tool and operation method


    Additional title:

    一种全海深无动力作业工具及操作方法


    Contributors:
    HU HAOLONG (author) / QIAN YU (author) / LONG LEI (author) / SUN GONGWU (author) / XU KE (author) / JIAO HUIFENG (author)

    Publication date :

    2024-10-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B63C LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS , Zuwasserlassen, Trockenstellen, Docken oder Bergen von Schiffen / B21F Bearbeiten oder Verarbeiten von Draht aus Metall , WORKING OR PROCESSING OF METAL WIRE / B63G OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS , Angriffs- oder Verteidigungsanordnungen auf Schiffen



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