摘要:
An apparatus for automatically switching of connection of conduit pipes to clean the pipe lines in a liquid treating plant, to control centrally the automatically switching from a remote place, portions to be washed by a cleaning liquid and the other portions desired to be kept free from a cleaning liquid being separated, the apparatus comprizing a plurality of pipes (11a, 11b, 11c, 11d) of pipe lines which have openings on a circle on a fixed plate (10), switching pipes (17a, 17b) connecting the pipes (11a, 11b, 11c, 11d) to each other at the openings, nozzles (34) to spray a cleaning liquid toward the switching portions of pipes being located in an axis of the circle, the switching pipes and nozzles being substantially arranged in a body and covered with a cover (45), and on the opposite side of the fixed plate (10) where a spraying cleaning liquid is shut by the fixed plate, a drive mechanism (2) which switches the connection of pipes by linearly reciprocating and rotating the switching pipes and nozzles is provided.