Cartridge filter drive structure of opener

The utility model discloses a cartridge filter drive structure of opener, including casing, cartridge filter, supporting mechanism, hold -down mechanism and motor, the supporting mechanism divide intothe strutting arrangement that two sets of structures are the same and link to each other through the chain, and strutting arrangement is including support rolls and bracing piece down, and lower support rolls fixed mounting is in bracing piece one end, and it is continuous that two lower support rolls pass through the chain, and the motor is connected with the bracing piece among a set of strutting arrangement, hold -down mechanism includes the pinch roller, compresses tightly the pole, fixed block and pressure spring, and pinch roller and chain cooperation compress tightly the pole and passthe cartridge filter and peg graft with the fixed block, and pressure spring installs in the fixed block upper end, and the pressure spring upper end is equipped with the fixed plate of fixed mounting on the casing. The utili