Ultrasonic oil level detection device

The invention discloses an ultrasonic oil level detection device which comprises a holding module, the holding module comprises a fixed end and a movable end, and the fixed end and the movable end are movably connected; the fixing module comprises a containing assembly, a linkage assembly and a return assembly, and the containing assembly is movably connected with the linkage assembly and the return assembly; and the clamping module comprises a hydraulic assembly, a driven assembly and a release assembly. According to the invention, the oil level of the transformer is detected through the ultrasonic probe, the ultrasonic probe is quickly mounted through the quick mounting and dismounting structure, and a lengthened and adjustable holding device is matched, so that a worker can stand on the ground to check the oil level of the transformer, the use and the operation are convenient, the operation time is greatly shortened, and the working efficiency is improved. And the operation efficiency is effectively improv