Salt-mist-resistant photovoltaic grid-connected cabinet

The invention relates to the technical field of power distribution equipment, in particular to a salt-fog-resistant photovoltaic grid-connected cabinet which comprises a photovoltaic grid-connected cabinet body structure, the photovoltaic grid-connected cabinet body structure comprises a grid-connected cabinet main body, heat dissipation grooves are formed in the top and the bottom of the back of the grid-connected cabinet main body, and the heat dissipation grooves are formed in the top and the bottom of the back of the grid-connected cabinet main body. The top of the front portion and the top of the back portion of the grid-connected cabinet body are each provided with an air suction dehumidification digging groove, the top of one side of the grid-connected cabinet body is provided with an upper sealing filling groove, the bottom of one side of the grid-connected cabinet body is provided with a lower sealing filling groove, and the bottom of the front portion and the bottom of the back portion of the grid-c