Multipurpose water heating stove

The utility model discloses a multipurpose water heating stove comprising an outer case, an inner container and a top plate. The outer case is a square cavity, in the middle of which is disposed a through hole. The inner container is disposed in the through hole in the outer case. The inner container is a cavity in the shape of an inverted cylinder. The side surface of the inner container is provided with a water inlet pipe, and the top of the inner container is provided with a water outlet pipe. The inner container is provided with an involute-shaped separator plate. The outer case is provided with a groove corresponding to the water outlet pipe. The top plate is provided with a pipe joint opening, and the water outlet pipe can extend out of the pipe joint opening. The structure provided in the utility model has advantages of low production costs, easy installation and operation, convenient maintenance, and an ability of facilitating the automatic water circulation. Compared to present boilers using coal as