Switch auxiliary device

The utility model discloses an auxiliary device of a switch. Mounting base, a heat dissipation device is fixedly connected to the interior of the mounting base; the upper end of the mounting base is fixedly connected with a protective bracket; a dustproof net is fixedly connected into the protection support, a connector protection cover is movably connected to the outer side of the protection support, a heat dissipation base is fixedly connected to the lower end of the installation base, heat dissipation holes are formed in the heat dissipation base, a limiting plate is fixedly connected to the front end of the installation base, and a clamping groove is formed in the upper end of the limiting plate. Switch auxiliary equipment, an auxiliary installation device is added to the outer side ofthe switch. According to the utility model, the device is enabled to be in a stable working state, thereby prolonging the service life of the device, preventing the dust accumulation at the joint from causing the abnormal op