Protection assembly of TO packaging laser power supply device

The utility model discloses a protection assembly of a TO packaging laser power supply device, which comprises a power supply device body, a rain shelter and a base, and the base is fixedly connected to the bottom of the power supply device body. According to the power supply device, the air blower is arranged, so that the base can effectively fix the power supply device body, then the rain shelter can shield rain for the power supply device body, then the air blower at the top of the power supply device body is started, and air generated by the air blower is conveyed into the power supply device body through the first connecting pipe and the second connecting pipe; and then internal dust is blown through an air outlet, so that the effect of conveniently removing dust can be achieved, and the problems that dust is easily accumulated in the power supply device after long-time use, so that internal components are affected by dust, dust is inconvenient to clean, the service life of the internal components of the