Sealing device of coal slurry stirrer and coal slurry storage system

The utility model relates to the technical field of coal gasification, and discloses a sealing device of a coal slurry stirrer and a coal slurry storage system.The sealing device of the coal slurry stirrer comprises an annular groove arranged around a stirrer inlet of a coal slurry storage tank and a sealing component installed on the peripheral wall of the coal slurry stirrer, and liquid is contained in the annular groove. The free end of the sealing member is inserted into the liquid to close the stirrer inlet. The sealing device is provided with the closed cavity, harmful gas in the coal slurry storage tank can be prevented from escaping from the inlet of the stirrer, and safe operation of the coal slurry storage tank is guaranteed. 本实用新型涉及煤气化技术领域，公开了一种煤浆搅拌器的密封装置和一种煤浆储存系统，包括环绕煤浆储槽的搅拌器入口布置的环形凹槽以及安装在煤浆搅拌器的外周壁上的密封部件，所述环形凹槽内容纳有液体，所述密封部件的自由端插入到所述液体中以封闭所述搅拌器入口。本实用新型的密封装置具有密闭腔，能够防止煤浆储槽内的有害气体通过搅拌器入口逸出，保障煤浆储槽的安全运行。