Fish tank water temperature compensation heating device

The utility model provides a fish tank water temperature compensation heating device, and relates to the technical field of fish tank heating. The fish tank water temperature compensation type heating device comprises a fixing plate, side plates are arranged on the two sides of the fixing plate, a plurality of electric heating plates are fixedly connected to the tops of the side plates, a plurality of anti-skid pastes are fixedly connected to the top of the fixing plate, and sliding frames are fixedly connected to the two sides of the fixing plate; the two sliding frames are slidably connected to the interiors of the two side plates correspondingly, and threaded rods are rotationally connected to the two sides of the fixing plate correspondingly. The fish tank water temperature compensation heating device can be adjusted according to the length of a fish tank, heating positions can be increased, modular design is adopted, and the fish tank water temperature compensation heating device can be autonomously inst