Display device

1. A display device comprising:

a display panel;

a main frame positioned behind the display panel, is opened at a lower part, and is angled at an edge except for the opened lower part, wherein the main frame includes,

a body,

a first long side disposed by being extended from an upper side of the body,

a first short side disposed by being extended from a right side of the body,

a second short side disposed by being extended from a left side of the body,

a second long side cut-out to an inside of the body, and

a bottom frame coupled to the opened lower part,

wherein the first long side includes a first wall being extended from the upper side of the body and a second wall being extended from an upper side of the first wall,

the first short side includes a third wall being extended from the right side of the body and a fifth wall being extended from a right side of the third wall, and

the second short side includes a fourth wall being extended from the left side of the body and a sixth wall being extended from a right side of the fourth wall;

an inner plate positioned between the display panel and the main frame;

a support plate mounted on a back surface of the display panel and facing the inner plate; and

a coupling member for coupling the inner plate and the support plate,

wherein the coupling member includes:

a first coupling member mounted on the support plate; and

a second coupling member mounted on the inner plate and coupled to the first coupling member.

2. The display device of claim 1 , wherein the first coupling member includes:

a fastening area fastened to the support plate;

a protruding area that is angled and protrudes from one side of the fastening area; and

an extending area that is angled and extended from the protruding area,

wherein the second coupling member includes:

a fastening area fastened to the inner plate,

a protruding area that is angled and protrudes from one side of the fastening area, and

an extending area that is angled and extended from the protruding area.

3. The display device of claim 2 , wherein the extending area of the first coupling member is disposed between the inner plate and the extending area of the second coupling member, and

the extending area of the second coupling member is disposed between the support plate and the extending area of the first coupling member.

4. The display device of claim 3 , wherein a bonding member is disposed between the first coupling member and the support plate, and between the second coupling member and the inner plate.

5. The display device of claim 2 , wherein a plurality of the first and second coupling members are disposed in a vertical direction, a horizontal direction, or a diagonal direction.

6. The display device of claim 1 , wherein the display panel is inserted and disposed in the main frame through the opened lower part of the main frame.

7. The display device of claim 1 , wherein the edge of the angled main frame and the bottom frame wrap an outer surface of the display panel.

8. The display device of claim 1 , wherein the first wall, the third wall, and the fourth wall are angled at the body, and

the second wall, the fifth wall, and the sixth wall are angled at the first wall, the third wall, and the fourth wall to face the body, respectively.

9. The display device of claim 8 , wherein a right side of the first wall is in contact with an upper side of the third wall,

a right side of the second wall is in contact with an upper side of the fifth wall,

a left side of the first wall is in contact with an upper side of the fourth wall, and

a left side of the second wall is in contact with an upper side of the sixth wall.

10. The display device of claim 1 , wherein the main frame further includes a guide member which is disposed in an outermost area of the lower part of the main frame, and

the bottom frame includes a guide bar which is disposed in an outermost area of an upper part of the bottom frame.

11. The display device of claim 10 , wherein a protrusion of the guide bar is inserted into and fastened to a groove of the guide member.

12. The display device of claim 1 , wherein the main frame further includes a first fastening member disposed on a lower part of a back surface or a rear surface of the main frame,

the bottom frame includes a second fastening member disposed on an upper part of a back surface or a rear surface of the bottom frame, and

the first fastening member includes:

a pair of fastening members disposed on both sides of the lower part of the main frame and protruding from the rear surface of the main frame, and

a second fastening member disposed between the pair of fastening members, protruding to a predetermined height from the lower part of the main frame, and forming a predetermined inner space in the protruding lower part.

13. The display device of claim 12 , wherein the second fastening member includes:

a third fastening member disposed on both sides of the upper part of the bottom frame and formed at a position corresponding to the pair of fastening members, and

a fourth fastening member disposed between the third fastening members and formed at a position corresponding to the second fastening member,

wherein the fourth fastening member is extended from the rear surface of the bottom frame and is inserted into the inner space of the second fastening member.