Small hoisting device for transformer substation

The utility model belongs to the technical field of electric power tools, and discloses a small hoisting device for a transformer substation, which is provided with a cross arm and two height adjusting devices, and is characterized in that the cross arm consists of a cross arm body, a first reinforcing part, a second reinforcing part, a first telescopic rod and a second telescopic rod; the height adjusting device is composed of an inserting pipe, a bottom pipe, a vertical supporting rod, a first inclined supporting rod, a second inclined supporting rod and a plurality of fixing pieces. In the assembling state, the two height adjusting devices are oppositely arranged, the first telescopic rod and the second telescopic rod of the cross arm are connected with the two inserting pipes respectively, the cross arm body is in the horizontal state, and the cross arm and the height adjusting devices are combined into a whole. The utility model has the main beneficial technical effects of simple structure, easiness in m