Fixing tool for plate strip or waist beam template

The utility model provides a fixing tool for a plate strip or waist beam formwork, and relates to the technical field of pouring formworks. The device comprises a top plate, a screw rod, a nut, a side plate and a split bolt, the top plate is provided with strip-shaped holes which are symmetrically formed, the screw rod penetrates through the strip-shaped holes, one end of the screw rod is in threaded connection with the nut, the other end of the screw rod is fixedly connected with the side plate, and the side plate is perpendicular to the top plate; the two ends of the split bolt are installed in the side plates on the two sides in a penetrating mode respectively, and the split bolt is perpendicular to the side plates. According to the device, by screwing up the split bolts, the side plates on the two sides clamp the formwork, it is guaranteed that the formwork cannot be opened by concrete, the fixing effect on the formwork is better, the formwork expansion problem can be effectively prevented, and the constr