Pressure type temperature controller with low temperature prevention function

The utility model discloses a pressure type temperature controller with a low temperature prevention function. Including struts, the supporting column is sequentially connected with a supporting plate, an elastic piece, a switch device and an adjusting device which are separated by an insulating part from bottom to top. A diaphragm capsule device is connected to the supporting plate, one end of the diaphragm capsule device is connected with the bottom of the elastic piece, the other end of the diaphragm capsule device is connected with a capillary tube, a transmission rod is connected betweenthe elastic piece and the switching device, and a height-adjustable limiting piece is arranged on the supporting plate. According to the utility model, the limiting member with the adjustable height is arranged on the support plate, so that the limit displacement of the elastic sheet is limited, the connection angle can be adjusted according to the requirements of customers, a low-temperature connection prevention functio