Rainproof mechanism for ventilation shaft of pipe gallery

The utility model discloses a rainproof mechanism for a pipe gallery ventilation shaft, and relates to the technical field of municipal engineering. The ventilation shaft comprises a ventilation shaft body, a plurality of ventilation holes are formed in the two sides of the ventilation shaft body, a plurality of rainproof eaves are fixedly connected to one side, located above the ventilation holes, of the ventilation shaft body, water storage mechanisms are arranged on the inner walls of the two sides of the ventilation shaft body, and a light-transmitting plate is arranged above the ventilation shaft body; a lifting mechanism is arranged between the light-transmitting plate and the ventilation shaft body, rainwater entering the ventilation shaft can be effectively conveyed to the inclined plate through the rainproof curtain, a buzzer can be started along with more and more rainwater in the water storage tank, workers can be attracted to start a water suction pump conveniently, water in the water storage tank