Heat supply device

The utility model belongs to the technical field of heat supply devices, and particularly relates to a heat supply device which comprises a mounting plate. A mounting groove is formed in the front face of the mounting plate, a positioning plate is slidably connected into the mounting groove, and one end of the positioning plate extends out of the mounting groove and is fixedly connected with a heat supply device body. Through the arrangement of the positioning mechanism, the mounting plate can be fixed on the wall in advance, the reset rod can be pulled to drive the positioning block to move, pressure is applied to the spring, the positioning plate can be pushed into the mounting groove until the clamping groove is aligned with the limiting groove, the reset rod is loosened, the positioning block is reset under the pressure of the spring, and one end of the positioning block is inserted into the clamping groove; the heat supply device is positioned on the wall through the mounting plate and the positioning pl