Liquid level regulator

The utility model belongs to the technical field of electrolytic bath liquid level adjusting equipment, and particularly relates to a liquid level adjuster which comprises an outer sleeve and an inner sleeve which are arranged in a sleeved mode, a rotating seat is detachably installed on the inner sleeve, a first external thread is arranged on the outer wall of one end of the outer sleeve, a first internal thread is arranged on the inner wall of the rotating seat, and a second external thread is arranged on the inner wall of the rotating seat. The rotating seat is in threaded connection with the first external threads through the first internal threads, a first liquid leakage opening is formed in the outer sleeve from outside to inside in a penetrating mode, and a second liquid leakage opening as high as the first liquid leakage opening is formed in the inner sleeve from outside to inside in a penetrating mode. The rotating seat is in threaded connection with the first external threads on the outer sleeve thr