Classified landfill device and method for garbage landfills

A classified landfill device for garbage landfills, comprising a disposal box (1), comprising:

• a front of the disposal box (1) is fixedly connected with a screening mechanism (2);
• a side drive of the screening mechanism (2) is connected with a crushing mechanism (3), and a bottom drive of the crushing mechanism (3) is connected with a discharge mechanism (4);
• the front and rear sides of an inner wall of the disposal box (1) are fixedly connected with deflectors (6);
• the screening mechanism (2) comprises a two-way motor (21) and a round rod (27), of which the front and rear ends of the round rod (27) are rotatably connected with the front and rear sides of the inner wall of the disposal box (1) respectively, and the two-way motor (21) is fixed on the front of the disposal box (1);
• one end of a rotating shaft of the two-way motor (21) extends to inside of the disposal box (1) and is fixedly connected with a double-thread worm (22);
• sides of the double-thread worm (22) and the round rod (27) are sleeved with a drive belt (23), and the drive belt (23) is internally provided with a magnet (24);
• the sides of the double-thread worm (22) and the round rod (27) are fixedly sleeved with a drive wheel (28), and two drive wheels (28) are engaged with each other;
• the insides of two drive belts (23) are overlapped with rotating rods (25), and the two ends of the rotating rods (25) are rotatably connected with the front and rear sides of the inner wall of the disposal box (1) respectively;
• a lateral movable sleeve of the drive belt (23) is provided with a clamping plate (26), and the front and rear sides of the clamping plate (26) are fixedly connected with the front and rear sides of the inner wall of the disposal box (1) respectively;
• the crushing mechanism (3) comprises a drive rod (31), and the side of the drive rod (31) is fixedly sleeved with a worm gear (32);
• the side of the worm gear (32) is engaged with the double-thread worm (22), and the side of the drive rod (31) is rotatably connected with the inner wall of the disposal box (1);
• the side of the drive rod (31) is fixedly connected with a first crushing knife (33);
• the discharge mechanism (4) comprises a stirring rod (41), and the side of the stirring rod (41) is rotatably connected with the side of the clamping plate (26);
• the side of the stirring rod (41) and the side of the drive rod (31) at the front side are sleeved with a belt (410), and the side of the stirring rod (41) is fixedly connected with a second crushing knife (42);
• the bottom surface of the stirring rod (41) is fixedly connected with a conveying hollow cylinder (43), and the bottom surface of the conveying hollow cylinder (43) is rotatably connected with a conveying pipe (44);
• the conveying pipe (44) is fixedly inserted on the bottom surface of the inner wall of the disposal box (1), and the side of the conveying pipe (44) is rotatably connected with a reciprocating screw rod (45);
• the side of the reciprocating screw rod (45) is provided with a sealing plate (46), and the sealing plate (46) is movably inserted on the side of the conveying pipe (44);
• the side of the reciprocating screw rod (45) is fixedly sleeved with a one-way bearing (47), and the side of the one-way bearing (47) is fixedly sleeved with a drive gear (48);
• the side of the drive gear (48) is rotatably connected with a gear ring (49), and the ring gear (49) is fixedly connected to the bottom surface of the conveying pipe (44).