The utility model discloses an infrared camera device suitable for a high temperature flue, comprising a video acquisition assembly and a cooling assembly, the video acquisition assembly comprises aninfrared camera, a signal processing device, a wireless transmit-receive box and a control terminal, and the cooling assembly comprises a cold air inlet, a device outer cylinder and a device inner cylinder; the infrared camera is installed at the outer end of the device inner cylinder, the cold air inlet is formed in the device outer cylinder, the device inner cylinder is fixed in the device outercylinder, and cold air is input into the device outer cylinder through the cold air inlet and flows into the flue through a gap between the device outer cylinder and the device inner cylinder. The signal processing device is installed at the bottom of the device inner cylinder and comprises a battery, a signal converter and a wireless signal receiving and transmitting device. According to the utility model, the working temperature of the infrared camera can be reduced.