Rewinding fastener for low-voltage winding of transformer

The utility model discloses a rewinding fastener for a low-voltage winding of a transformer, which comprises two arch winding blocks, wherein the arc ports of the two winding blocks are oppositely arranged in a frame which is opened towards one side; a lower block is fixed on the middle part of a lower case in the frame; an adjusting bolt having a rotating handle on the exterior end is arranged on the middle part of an upper case of the frame in the manner of passing from up to down, by corresponding to the lower block; an upper block is fixed on the lower end of the adjusting bolt; and a reinforcing bolt is connected between the upper and lower cases at the side of the opening of the frame. The rewinding fastener for a low-voltage winding of a transformer has simple structure, is conveniently taken, is fit for low-voltage windings having different diameters, and can be used for efficiently increasing the work efficiency.