STRUCTURE FOR FIXING WATER-PASSING NET ON ROTARY DRUM IN ROTARY DRUM TYPE SOLID-LIQUID SEPARATOR

摘要

PURPOSE: To provide a fitting structure by which a water-passing net can be simply and smoothly stretched. CONSTITUTION: An edge part 11 turned to the outside of one end of a water- passing net body 10 is held by means of upper and lower pinching belt plates 13 and another edge part 12 turned to the outside of another end of the water- passing net body 10 is held by means of a fitting material 14 consisting of upper and lower plates and a screw rod 15 is welded on the underside of the upper plate of the fitting material 14 to form a water-passing net with a constitution of a projected screw rod and on the water not-passing belt part 20, a standing plate provided with a hooking arm 3 is welded to provide projectedly a plurality of them at a specified interval and downward hooking parts 31 are arranged on the apex of the hooking arm 3. In addition, a gap into which the pinched belt plates 13 can be inserted is provided between the lower end of the hooking parts 31 and the water non-passing belt part 20 and a through-hole for the screw rod 15 is made on central part of the standing plate 30.