Door assembly and refrigerator having the same

1. A door assembly comprising:

a door main body;

a panel disposed on a front surface of the door main body; and

a side cover coupled to at least one of a left side portion and a right side portion of the door main body and supporting the panel,

wherein the side cover is provided with screw coupling portions concaved from an external surface and protruded from an inner surface along an insertion direction of screws and screw holes formed by penetrating the screw coupling portions,

wherein the door main body is provided with inference-avoiding space portions for receiving the screw coupling portions therein,

wherein the door main body comprises female screw members disposed at each rear side of the interference-avoiding space portions and to which the screws are coupled, and

wherein the female screw members are respectively provided with coupling portions so as to be coupled to the interference-avoiding space portions, and the interference-avoiding space portions are respectively provided with receiving holes so as to receive the coupling portions.

2. The door assembly of claim 1 , wherein the female screw members are respectively provided with at least one rotation preventing portion protruded in a horizontal direction with respect to an axial line direction.

3. The door assembly of claim 1 , wherein the female screw members are respectively provided with flanges coming into contact with each rear surface of the interference-avoiding space portions.

4. The door assembly of claim 1 , wherein the side cover comprises a first side cover disposed at a side surface portion of a hinge portion side of the door main body and a second side cover disposed at an opposite side of the first side cover.

5. The door assembly of claim 4 , wherein the first side cover is provided with front flanges disposed on the front surface of the door main body.

6. The door assembly of claim 5 , wherein the screw coupling portions are formed at the front flanges.

7. The door assembly of claim 5 , wherein the front flanges are configured to have end portions curved toward the door main body.

8. The door assembly of claim 5 , wherein the first side cover is provided with panel supporting portions disposed at each front side of the front flange and supporting the panel.

9. The door assembly of claim 4 , wherein the second side cover comprises a body disposed at the side surface portion of the door main body and front flanges disposed on the front surface of the door main body, wherein the screw coupling portions are formed at the body.

10. The door assembly of claim 9 , wherein the second side cover is provided with panel supporting portions disposed at the front side of the front flanges and supporting the panel.

11. The door assembly of claim 1 , wherein the side cover is formed of a metallic member.

12. The door assembly of claim 11 , wherein the screw coupling portions are formed in a pressing manner.

13. The door assembly of claim 11 , wherein the side cover is formed in an extruding manner.

14. The door assembly of claim 1 , wherein the screw coupling portions are formed at concaved portions more concaved toward the door main body than peripheral portions thereof.

15. A refrigerator having a door assembly, the refrigerator comprising:

a refrigerator main body having a cooling chamber therein; and

the door assembly of claim 1 disposed on a front surface of the refrigerator main body so as to open and close the cooling chamber.