Refrigerator

Abstract

Disclosed herein is a refrigerator. The refrigerator includes a cabinet, a first storage compartment formed in the cabinet, a second storage compartment formed in the cabinet to be separated from the first storage compartment, a cooling chamber including an evaporator configured to generate cold air, the cooling chamber connected to the first storage compartment to allow the cold air to be supplied to the first storage compartment, a cold air duct connected to the evaporator to receive the cold air, and a cooling plate configured to exchange heat with cold air in the cold air duct and provided to form one surface of the second storage compartment.

What is claimed is: 
     
         1 . A refrigerator comprising:
 a cabinet;   a first storage compartment formed in the cabinet;   a second storage compartment formed separate from the first storage compartment in the cabinet;   a cooling chamber including an evaporator configured to generate cold air, the cooling chamber connected to the first storage compartment to allow the cold air generated to be supplied to the first storage compartment;   a cold air duct connected to the cooling chamber which includes the evaporator to receive the cold air generated by the evaporator; and   a cooling plate configured to exchange heat with cold air received in the cold air duct and to form one surface of the second storage compartment.   
     
     
         2 . The refrigerator of  claim 1 , further comprising:
 a fan provided in the cooling chamber and configured to supply the cold air to the first storage compartment.   
     
     
         3 . The refrigerator of  claim 2 ,
 wherein the fan is configured to blow the cold air toward the cooling plate through the cold air duct.   
     
     
         4 . The refrigerator of  claim 3 , wherein
 the one surface of the second storage compartment formed by the cooling plate is a rear surface of the second storage compartment.   
     
     
         5 . The refrigerator of  claim 4 , wherein
 the cold air duct further comprises a rear duct formed on a rear portion of the cooling plate to exchange heat with the cooling plate.   
     
     
         6 . The refrigerator of  claim 2 , wherein the fan is a first fan,
 the one surface of the second storage compartment formed by the cooling plate is a rear surface of the second storage compartment,   the cold air duct comprises a rear duct formed on a rear portion of the cooling plate to exchange heat with the cooling plate,   wherein the refrigerator further comprises a second fan connected to the evaporator and the rear duct to supply the cold air generated by the evaporator to the rear duct.   
     
     
         7 . The refrigerator of  claim 6 , further comprising:
 a controller configured to control a rotation of the first fan and the second fan according to a set temperature of the first storage compartment and the second storage compartment.   
     
     
         8 . The refrigerator of  claim 5 , wherein
 the rear duct comprises an inlet provided to supply the cold air to the rear portion of the cooling plate, and an outlet provided to discharge the cold air from the rear portion of the cooling plate.   
     
     
         9 . The refrigerator of  claim 3 , wherein
 the one surface of the second storage compartment formed by the cooling plate is an upper surface of the second storage compartment.   
     
     
         10 . The refrigerator of  claim 9 , wherein
 the cold air duct comprises a first intermediate flow path provided to allow the cold air to circulate in the first storage compartment, and a second intermediate flow path provided adjacent to the second storage compartment,   wherein cold air in the first intermediate flow path exchanges heat with cold air in the second intermediate flow path.   
     
     
         11 . The refrigerator of  claim 10 , wherein
 the second intermediate flow path is disposed adjacent to the cooling plate and the cold air in the second intermediate flow path exchanges heat with the cooling plate.   
     
     
         12 . The refrigerator of  claim 10 , wherein the fan is a first fan and the first fan circulates the cold air in the first intermediate flow path,
 wherein the refrigerator further comprises a second blower fan provided adjacent to the evaporator and connected to the second intermediate flow path so as to directly supply the cold air generated by the evaporator to the second intermediate flow path.   
     
     
         13 . The refrigerator of  claim 12 , further comprising:
 a controller configured to control a rotation of the first fan and the second fan according to a set temperature of the first storage compartment and the second storage compartment.   
     
     
         14 . The refrigerator of  claim 10 , wherein
 the second intermediate flow path comprises an inlet flow path provided to supply the cold air to one surface of the cooling plate, and an outlet flow path provided to discharge the cold air from the one surface of the cooling plate.   
     
     
         15 . The refrigerator of  claim 1 , further comprising:
 a fan provided in the second storage compartment so as to circulate cold air that is generated by heat exchange between the second storage compartment and the cooling plate and placed in the second storage compartment.   
     
     
         16 . A refrigerator comprising:
 a cabinet;   a first storage compartment formed in the cabinet;   a second storage compartment formed separate from the first storage compartment in the cabinet;   a cooling chamber including an evaporator configured to generate cold air, the cooling chamber connected to the first storage compartment to allow the cold air generated to be supplied to the first storage compartment;   a cold air duct connected to the cooling chamber which includes the evaporator to receive the cold air generated by the evaporator; and   a cooling plate configured to exchange heat with cold air received in the cold air duct and to form a rear surface of the second storage compartment.   
     
     
         17 . The refrigerator of  claim 16 , further comprising:
 a fan provided in the cooling chamber and configured to supply the cold air to the first storage compartment and the cooling plate.   
     
     
         18 . A refrigerator comprising:
 a cabinet;   a first storage compartment formed in the cabinet;   a second storage compartment formed separate from the first storage compartment in the cabinet;   an evaporator connected to the first storage compartment to supply cold air to the first storage compartment;   an intermediate wall provided to define the first storage compartment and the second storage compartment;   a cold air duct connected to the evaporator and provided inside the intermediate wall; and   a cooling plate configured to exchange heat with cold air received in the cold air duct and to form an upper surface of the second storage compartment.   
     
     
         19 . The refrigerator of  claim 18 , further comprising:
 a fan connected to the evaporator so as to supply the cold air to the first storage compartment and a cooling chamber which includes the evaporator.   
     
     
         20 . The refrigerator of  claim 18 , wherein, the cold air duct comprises:
 a first intermediate flow path provided to allow the cold air to circulate in the first storage compartment, and a second intermediate flow path provided adjacent to the second storage compartment,   wherein cold air in the first intermediate flow path exchanges heat with cold air in the second intermediate flow path,   wherein the second intermediate flow path and the cooling plate are adjacent to each other such that the cold air in the second intermediate flow path exchanges heat with the cooling plate.