Underwater painting device

The utility model relates to an underwater painting device which comprises a feeding pipe connected with paint supply equipment, a roller brush is hinged to the end of the feeding pipe, and a plurality of discharging holes for supplying materials to the roller brush are formed in the side wall of the end of the feeding pipe. The sealing cover is fixedly arranged on the feeding pipe and is used forcovering the roller brush; wherein the top of the roller brush is lower than an outlet of the sealing cover, a sealing assembly and an adsorption assembly are arranged at the end of the sealing cover, an outlet of the air supply pipe is located in the sealing cover, and a drain hole with a one-way valve is formed in the side wall of the sealing cover. The device is simple in structure and convenient to use. 本实用新型涉及一种水下涂刷装置，包括一与供漆设备相连接的供料管，所述供料管端部铰接有滚筒刷，所述供料管端部侧壁上设置有多个为滚筒刷供料的出料孔；还包括一固定是供料管上用于罩住滚筒刷的密封罩，所述滚筒刷的顶部低于密封罩出口，所述密封罩的端部上设置有密封组件和吸附组件，还包括一与气泵相连接的供气管，所述供气管出口位于密封罩内，所述密封罩侧壁上设置有带有单向阀的排水孔。本装置结构简单，使用方便。