Hydraulic turnover chimney and movable steam-injection boiler

The invention provides a hydraulic turnover chimney and a movable steam-injection boiler, and relates to the technical field of boilers. The hydraulic turnover chimney comprises a chimney body and a hydraulic system; the hydraulic system comprises a hydraulic cylinder and a hydraulic oil way, the hydraulic cylinder comprises a cylinder body and a piston rod, the cylinder body is provided with a rod cavity and a rodless cavity, and the hydraulic oil way is connected with the rod cavity and the rodless cavity to form a hydraulic loop used for controlling a piston rod to stretch out and draw back; the power output end of the piston rod is hinged to the chimney body through a front end fixing shaft; and when the hydraulic turnover chimney is in an installation state, the chimney body can be switched between standing and laying down through stretching and retracting of the piston rod. The movable steam-injection boiler comprises the hydraulic turnover chimney, the technical problem that in the prior art, the chimn