Supporting assembly of electric heater

The utility model relates to the technical field of electric heater accessories, and discloses an electric heater supporting assembly which comprises a heater body and a bottom plate, the top of the bottom plate is rotationally connected with a first threaded rod, the side surface of the first threaded rod is in threaded connection with a threaded seat, and a connecting plate is fixedly installed at the top of the threaded seat. A spring is fixedly mounted at the top of the connecting plate, a mounting plate is fixedly connected to the top end of the spring, a lower fixing plate is fixedly mounted at the top of the mounting plate, an upper fixing plate is arranged at the top of the lower fixing plate, and a guide rod is fixedly mounted at the bottom of the mounting plate. The upper fixing plate and the lower fixing plate are arranged, the upper fixing plate and the lower fixing plate are disassembled, the heater body is placed on the lower fixing plate, then the upper fixing plate and the lower fixing plate a