A gas detecting arrangement

The utility model provides a gas detecting arrangement, include: a housing. The setting is in bee calling organ in the casing, the setting is in the positive display window of casing, the setting is in the alarm lamp and the optical probe of the lower extreme of casing, the optical probe includes laser instrument and laser detector, the setting is in circuit board in the casing, the circuit board respectively with bee calling organ the display window the alarm lamp with optics probe circuit connects. Utilize the TDLAS technique to carry out the measuring of gas strength, have precision height, stability strong, be difficult for receiving steam and the non - advantages such as gaseous interferences, long service life that await measuring, can be better be applicable to the colliery, environment that petroleum and petrochemical industry etc. Awaited measuring gas carries out continuous monitor and transfinites the warning the gas that awaits measuring. 本实用新型提供了种气体检测装置，包括：壳体；设置在所述壳体内的蜂鸣器；设置在所述壳体的正面的显示窗；设置在所述壳体的下