Probe structure of infrared forehead thermometer

The invention discloses a probe structure of an infrared forehead thermometer. The structure comprises a gun head, a gun handle, a light-proof cover and an infrared detector, the infrared detector isinstalled in the gun head through a bolt, the gun handle is welded to the bottom of the gun head, a charging end is welded to the bottom of the gun handle, and a light-proof cover is installed on thefront face of the gun head through a clamping block; a control groove is formed in the side face of the gun head. The light-proof cover is installed on the front face of the gun head, when the temperature of a human body is measured, the light-proof cover can be fixed to the front face of the gun head through cooperation of the installation end and the connecting end of the front face of the gun head, and an interference light source can be effectively isolated through the light-proof cover when the temperature of the human body is measured; the infrared detector is prevented from being interfered by other light rays w