Purging device for optical channel and laser impurity removal device

The utility model provides a blowing device for an optical channel and a laser impurity removal device, the structure of the blowing device for the optical channel comprises a blowing component, and the blowing component is arranged in the optical channel; the blow-down valve is connected with the air blowing component; and the control part is connected with the purging valve. The purging device for the optical channel and the laser impurity removal device can solve the problem of how to clean the optical channel of the laser impurity removal device. 本实用新型提供一种用于光学通道的吹扫装置及激光除杂装置，用于光学通道的吹扫装置的结构包括吹气部件，所述吹气部件设置于所述光学通道；吹扫阀，所述吹扫阀与所述吹气部件相连接；以及控制部，所述控制部与所述吹扫阀相连接。该用于光学通道的吹扫装置及激光除杂装置能够解决如何清洁激光除杂装置的光学通道的问题。