Urea tank

The utility model discloses an urea tank, including urea tank body, filler lid, weeping mouth, it has opening one's mouth widely of an installation injection system to open on the top surface of urea tank body, the filler lid is installed in the top surface of urea tank body and combination department of side, the weeping mouth is opened the central authorities of urea tank body bottom, urea tank body positive and negative symmetry is provided with a pair of first constant head tank, second constant head tank, third constant head tank and fourth constant head tank, a rice style of calligraphy is constituteed to first constant head tank, second constant head tank, third constant head tank and fourth constant head tank. Beneficial effect: positive and negative at the jar body is equipped with symmetrical a pair of rice style of calligraphy constant head tank, can make things convenient for urea tank to install in the car of different models with horizontal direction, vertical direction or slant, strengthens urea tank's commonality greatly, need not develop multiple urea tank mould, alleviates the manufacturing cost of enterprise.