Rotating shaft protecting sleeve and grinding roller for medium-speed coal mill

• Main Authors: WANG JIN, YANG MAOJUN
• Format: Patent
• Language: Chinese; English
• Published: 10.05.2024
• Subjects: CRUSHING, PULVERISING, OR DISINTEGRATING; CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN; PERFORMING OPERATIONS; PREPARATORY TREATMENT OF GRAIN FOR MILLING; TRANSPORTING

The utility model relates to the technical field of protecting sleeves, in particular to a rotating shaft protecting sleeve and a grinding roller for a medium-speed coal mill. The dustproof blanket has the beneficial effects that the magic son tape and the magic mother tape are fixed on the surface of the dustproof blanket; an oil storage bin and an oil outlet bin are arranged in the oil storage box, and a jacking block is arranged on the surface of the oil storage box; the rotating shaft can be placed in the dustproof blanket, an oil inlet hole and an oil outlet hole are formed in the surface of the jacking block, the dustproof blanket can wrap the rotating shaft, the hook-and-loop fastener and the hook-and-loop fastener are attached and fixed, the oil storage box needs to be perpendicular to the ground, a spring is fixed to the surface of the jacking block, the other end of the spring is fixed in the oil storage box, and the surface of the rotating shaft jacks the jacking block. After the jacking block is j