Damping oil speed-reducing self-rotating spray head of front-mixing type ship derusting machine

• Main Authors: LIU NING, XU MING, WEN QI, ZHENG SILIANG, ZHANG LU, ZHAO MAOPING, GUO JIANFEI, YANG DONGWEI, ZHENG SHISHUANG, DAI FUJUN, LI JINYUAN
• Format: Patent
• Language: Chinese; English
• Published: 03.12.2021
• Subjects: APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL; ATOMISING APPARATUS; NOZZLES; PERFORMING OPERATIONS; SPRAYING APPARATUS; SPRAYING OR ATOMISING IN GENERAL; TRANSPORTING

The utility model discloses a front mixing type ship derusting machine damping oil speed reduction self-rotating spray head which comprises a sleeve, a deep groove ball bearing, a frameless oil seal, a spray head lock nut, a self-rotating spray head body, a lower alloy spray nozzle, an upper alloy spray nozzle, a hollow rotating shaft, damping oil, a spring, a rotating alloy sleeve, an alloy sleeve O-shaped ring, an unloading water seal, a water inlet connector, a static alloy sleeve and a polytetrafluoroethylene pad. The static alloy O-shaped ring, the rotating alloy O-shaped ring, the polytetrafluoroethylene pad and the elastic washer are devices for reducing the rotating speed of the self-rotating spray head through resistance generated by damping oil on the periphery of the rotating shaft. 本实用新型公开了.一种前混式船舶除锈机阻尼油减速自旋转喷头，包括套筒，深沟球轴承，无骨架油封，喷头锁母，自旋转喷头，下合金喷嘴，上合金喷嘴，空芯旋转轴，阻尼油，弹簧，旋转合金套，合金套O型圈，卸荷水封，进水接头，静止合金套，四氟垫，静止合金O型圈，旋转合金O型圈，四氟垫，弹性垫圈，是通过阻尼油在旋转轴周边产生的阻力，来降低自旋转喷头旋转速度的一种装置。