Efficient automobile warm air water tank with multi-layer structure

The utility model discloses an efficient automobile warm air water tank with a multi-layer structure, which relates to the technical field of automobile heating equipment and comprises a flat pipe, a main plate, a water chamber, a positioning groove, a partition plate, a drainage pipe, a water inlet pipe, a side plate, a flange, a punched hole, a clamping block, a cooling cavity, a second reinforcing rib, a convex ring and a locking groove. Through the arrangement of the punched holes, the side plates and the flat pipes, the effects of improving the compressive strength and stability of products are achieved, the production cost is reduced, the service life is prolonged, the heat exchange effect is improved, the production welding effect is enhanced, the assembly quality and efficiency are improved, and through the arrangement of the convex rings and the locking grooves, connection is firm, and the service life is prolonged. The water chamber and the mainboard are not easy to loosen in the production process,