Maintenance-free trailer axle assembly

• Main Author: HOU ZHAOJUN
• Format: Patent
• Language: Chinese; English
• Published: 09.04.2024
• Subjects: AXLES FOR WHEELS OR CASTORS; CASTORS; INCREASING WHEEL ADHESION; PERFORMING OPERATIONS; TRANSPORTING; VEHICLE WHEELS; VEHICLES IN GENERAL

The maintenance-free trailer axle assembly comprises a main axle shaft, two sinking grooves are formed in the two sides of the upper surface of the main axle shaft respectively, clamping grooves are formed in the two sides of the interiors of the two sinking grooves respectively, filter plates are installed in the sinking grooves in a clamped mode, clamping blocks are fixed to the outer walls of the two sides of each filter plate respectively, and the clamping blocks are fixed to the outer walls of the two sides of each filter plate respectively. And the filter plate is in clamping connection with the sinking groove through the size matching between the clamping block and the clamping groove. According to the maintenance-free trailer axle assembly, after lubricating oil is injected into the oil injection cylinder, a user only needs to pull the pull ring shaft regularly, the lubricating oil can flow into the main axle shaft through the oil outlet groove and the sinking groove to lubricate mechanical parts in t