Electric power meter convenient to mount and fix quickly

The utility model relates to the technical field of electric power instruments, and discloses an electric power instrument convenient for rapid installation and fixation, which solves the problem thatthe electric power instrument can be installed on different types of bearing objects and facilitates the work of the instrument, and comprises a device body, and two first spiral ring grooves are symmetrically arranged under the device body. A first threaded rod is movably arranged in the first spiral ring groove, a rotating block is fixedly connected to the lower end of the first threaded rod, aconnecting table is movably arranged below the rotating block, two rotating clamping grooves are symmetrically formed in the upper face of the connecting table, a rotating clamping block is fixedly connected to the lower end of the rotating block, and the rotating clamping block is matched with and movably connected with the rotating clamping grooves. A second spiral ring groove is formed in thelower end of the connecting