Built-in electric mosquito-repellent incense liquid heating device

A built-in electric mosquito-repellent incense liquid heating device comprises a liquid storage bottle, mosquito-repellent incense liquid is contained in the liquid storage bottle, a first opening and a second opening are formed in the two sides of the upper end of the liquid storage bottle respectively, a heater is screwed to the second opening in a threaded mode, and a heating piece comprises a heating rod which extends into the liquid storage bottle through the second opening. During use, steam generated when the electric mosquito repellent liquid is heated by the heating rod can emerge from the first opening, the mosquito repellent effect is achieved, the built-in design mode is safer and more reliable compared with a heating mode of a heating core rod, meanwhile, after use is completed, the mosquito repellent liquid can be more conveniently filled from the second opening, and the mosquito repellent effect is achieved. The device can be repeatedly used, the production cost is effectively reduced, material