Worm gear and worm socket spanner

The utility model discloses a worm gear and worm socket spanner which comprises a shell, a worm gear is installed in the shell, a connecting rod extends outwards from the center of the worm gear, a worm is meshed with one side of the worm gear, a sleeve is arranged outside the worm, the worm is installed in the sleeve, and the end, away from the worm gear, of the worm penetrates through the sleeveand then extends to the outside to be connected with the spanner. A lubricating device is arranged at the top of the shell and comprises an oil storage tank, an oil inlet is formed in the top of theoil storage tank, an oil outlet is formed in the joint of the oil storage tank and the shell, an L-shaped oil baffle is arranged above the oil outlet, a pressing block is arranged on the outer side ofthe oil storage tank, and a push rod is arranged between the pressing block and the L-shaped oil baffle. One end of the push rod penetrates through a partition plate in the oil storage tank and the tank wall of the oil storage