Multi-use clamp

The utility model discloses a multi-use clamp, which comprises a U-shaped clamping groove, a stud and a nut matched with the stud. The stud is movably arranged at one side of the U-shaped clamping groove in a penetrating manner; and the nut is in screw-thread fit with the stud and is fixedly arranged on the side face of the U-shaped clamping groove. The clamp has the advantages of simple structure, simplicity and easiness in manufacture, low cost, simplicity and convenience in operation, good effect in use, applicability to the temporary fixing in the sealing of various bottom plates, such as curtain wall bottom plates and indoor decoration bottom plates, and easiness in popularization and has very good economic and social benefits.