Cold-and-hot double-sided mouth mirror for oral cavity

The invention discloses a cold-and-hot double-sided mouth mirror for the oral cavity. The mouth mirror comprises a mouth mirror shell, a reflective mirror is fixedly installed on the mouth mirror shell, illuminating lamps are installed on the mouth mirror shell around the reflective mirror, one side of the mouth mirror shell is connected with an operating rod capable of being bent and shaped, a gas supply channel used for gas circulation is formed in the operating rod, the mouth mirror shell is provided with a gas outlet which communicates with the gas supply channel of the operating rod and enables gas to flow to the surface of the reflective mirror, and a temperature adjusting assembly for adjusting the temperature of the reflective mirror is further installed in the mouth mirror shell. A hot end of the temperature adjusting assembly is used for preventing water vapor from condensing and cleaning water mist left on or attached to the surface of the mouth mirror, and a cold end of the temperature adjusting a