Infrared thermodetector

The utility model provides an infrared thermodetector, including infrared temperature element, component installation cover, built -in have infrared temperature element, the optical lens piece is installed on the sense terminal of component installation cover for see through at least infrared light, the circulative cooling cover, the cover is located outside the component installation cover, its with be formed with the air cycle chamber between the component installation cover, and offered on it and be used for gaseous business turn over the air supply import and the air supply export in air cycle chamber. The utility model discloses an infrared thermodetector is applicable to high temperature environment, have reliable and stable, the precision is high, maintain convenient advantage. 本实用新型提出种红外测温装置，包括红外测温元件；元件安装套，内置有所述红外测温元件；光学镜片，安装在所述元件安装套的检测端上，用以透过至少红外光；循环冷却套，套设于所述元件安装套之外，其与所述元件安装套之间形成有空气循环腔，且其上开设有用于气体进出所述空气循环腔的气源进口和气源出口。本实用新型的红外测温装置适用于高温环境，具有稳定可靠、精度高、维护方便的优点。