Power distribution cabinet heat dissipation device convenient to install

A power distribution cabinet heat dissipation device convenient to install relates to the technical field of power distribution cabinet heat dissipation, four corners of a main body frame plate are respectively provided with a through groove, a connecting mechanism is installed in each through groove, the main body frame plate is fixedly connected with a waterproof shell, and the opening end of the waterproof shell corresponds to the opening end of the main body frame plate. A water filtering mechanism is mounted in the waterproof shell; according to the power distribution cabinet heat dissipation device convenient to install, the power distribution cabinet heat dissipation device convenient to install is installed on a power distribution cabinet through the connecting mechanism, installation by workers is facilitated, time and labor are saved, meanwhile, the problem that disassembly is difficult after the power distribution cabinet heat dissipation device is static for a long time is solved, and the power di