The invention discloses a power utilization inspection auxiliary device. The power utilization inspection auxiliary device comprises an insulating rod, a nut is arranged at the top of the insulating rod and in internally threaded connection with a telescopic rod, a retaining block fitting the nut is arranged on the telescopic rod and in slidable connection with the insulating rod, a retaining plate is arranged at the top of the telescopic rod, the middle of the retaining plate is in rotatable connection with the telescopic rod, a pull rope is arranged at one end of the retaining plate, an L-shaped upper clamping plate is arranged on the retaining plate and in slidable connection with the retaining plate, and an L-shaped lower clamping plate is arranged on the upper portion of the telescopic rod. A fixing shaft in rotatable connection with the insulating rod is arranged at the inner lower end of the insulating rod, the pull rope is wound on a winding shaft which is arranged on the fixing shaft, one end of the fixing shaft extends outside the insulating rod, and the fixing shaft is provided with a positioning hole fitting a positioning block which is arranged on the insulating rod. By the aid of the power utilization inspection auxiliary device, people can open a door of an electricity meter box without ascending, opening angle of the door is adjustable, and the door is supported to avoid closing of the door so as to make it convenient for power inspection on the ground.