Waterway control system of vehicle-mounted water dispenser

The utility model relates to the technical field of water drinking equipment, in particular to a waterway control system of a vehicle-mounted water dispenser, which comprises a one-way pump, a first valve body, a second valve body and a third valve body, a first valve port of the first valve body is used for being connected with a water storage barrel; a second valve port of the first valve body is used for being connected with a control box; the third valve port of the first valve body, the first valve port of the second valve body and the second valve port of the third valve body are connected through a three-way structure; a third valve port of the second valve body is used for being connected with an inlet of a one-way pump; a third valve port of the third valve body is used for beingconnected with an outlet of a one-way pump; and the second valve port of the second valve body, the first valve port of the third valve body and the heating water tank are connected through a three-way structure. The vehicle-