Electronic device

1 . An electronic device comprising:

a display panel;

a first circuit board electrically connected to the display panel;

a second circuit board electrically connected to the display panel and spaced apart from the first circuit board in a first direction; and

a housing defining an internal space that accommodates the display panel, the first circuit board, and the second circuit board, wherein

the housing includes:

a rear surface part covering a rear surface of the display panel;

a first opening exposing the internal space and closer to the first circuit board than to the second circuit board; and

a second opening exposing the internal space, spaced apart from the first opening, and disposed between the first circuit board and the second circuit board,

the second opening is configured to prevent air heated by the first circuit board from reaching the second circuit board,

first holes passing through the housing are included in the first opening,

the second opening is defined by the rear surface part at a location above the first opening and includes:

a first part bent from the rear surface part toward the internal space;

a second part bent from the rear surface part toward the internal space and parallel to the first part; and

a third part connected to the first part and the second part,

the first part, the second part, and the third part are formed in one body and the one body defines a shape recessed from the rear surface part when viewed from an outside of the electronic device, and

second holes passing through the housing in a parallel direction to the third part are included in the first part of the second opening above the first holes included in the first opening.

2 . The electronic device of claim 1 , wherein a width of the first opening in a second direction intersecting the first direction is less than or equal to a width of the second opening in the second direction.

3 . The electronic device of claim 1 , wherein

the housing further includes:

a first side surface extending in a second direction intersecting the first direction, connected to the rear surface part, and closer to the first circuit board than to the second circuit board;

a second side surface connected to the rear surface part, parallel to the first side surface, spaced apart from the first side surface in the first direction, and closer to the second circuit board;

a third side surface and a fourth side surface connected to the rear surface part, spaced apart from each other in the second direction intersecting the first direction, and facing each other; and

a front frame covering a front surface of the display panel,

a rear frame of the housing includes the first side, the second side, the third side, the fourth side, and the rear surface part, and

the rear frame and the front frame are coupled to each other to surround, encompass, and define the internal space.

4 . The electronic device of claim 3 , further comprising:

a third opening spaced apart from the second opening in the first direction,

wherein the second circuit board is disposed between the third opening and the second opening of the housing.

5 . The electronic device of claim 4 , wherein

the third opening is disposed in the second side surface, and

the third opening includes third holes passing through the second side surface.

6 . The electronic device of claim 4 , wherein the third opening is disposed in the rear surface part.

7 . The electronic device of claim 1 , wherein

the first holes in the first opening pass through the first side surface, and

a passing direction of each of the first holes is identical to a passing direction of each of the second holes.

8 . The electronic device of claim 1 , wherein

first holes in the first opening pass through the rear surface part, and

a passing direction of each of the first holes is different from a passing direction of each of the second holes.

9 . The electronic device of claim 1 , wherein the second part shields the internal space from the outside of the electronic device.

10 . The electronic device of claim 1 , wherein the second part includes a hole that exposes the internal space and the outside of the electronic device.

11 . The electronic device of claim 1 , wherein the first part, the second part, and the third part are a single, uninterrupted structure comprised of a same material.

12 . The electronic device of claim 1 , wherein heat dissipation of the second circuit board is independent of heat dissipation of the first circuit board.

13 . An electronic device comprising:

a display panel;

a first circuit board electrically connected to the display panel, the first circuit board having a first width in a first direction;

a second circuit board electrically connected to the display panel, the second circuit board having a second width in the first direction, and spaced apart from the first circuit board in a second direction intersecting the first direction; and

a housing that defines an internal space that accommodates the display panel, the first circuit board, and the second circuit board, wherein

the housing includes a rear frame coupled to a front frame to define the internal space, the rear frame includes:

a rear surface part parallel to a plane defined by the first direction and the second direction;

a first side surface bent from the rear surface part in a third direction intersecting the first direction and the second direction;

a second side surface bent from the rear surface part in the third direction and parallel to the first side surface;

a third side surface bent from the rear surface part in the third direction and connected to the first side surface and the second side surface and formed in one body with the rear surface part;

a fourth side surface bent from the rear surface part in the third direction, spaced apart from the third side surface in the first direction, and parallel to the third side surface;

a first opening including first holes exposing the internal space and an outside of the electronic device; and

a second opening spaced apart from the first opening, disposed between the first circuit board and the second circuit board, and including second holes exposing the internal space and the outside of the electronic device,

the first opening and the second opening are spaced apart from each other in the second direction to provide an air flow in the internal space by natural convection from the first opening to the second opening,

the second opening is configured to prevent air from the air flow heated by the first circuit board from reaching the second circuit board,

the first circuit board is disposed between the first opening and the second opening,

the second opening is recessed toward the internal space from the rear surface part, and

each of the second holes is disposed above the first holes included in the first opening and a passing direction of the second holes parallel to the second direction and the second circuit board.

14 . The electronic device of claim 13 , wherein

the first opening is disposed in the first side surface, and

a passing direction of each of the first holes is identical to the passing direction of each of the second holes.

15 . The electronic device of claim 13 , wherein

the first opening is disposed in the rear surface part, and

a passing direction of each of the first holes is different from the passing direction of each of the second holes.

16 . The electronic device of claim 13 , further comprising:

a third opening including third holes passing through the second side surface.

17 . The electronic device of claim 13 , further comprising:

a third opening disposed in the rear surface part and spaced apart from the second opening in the second direction,

wherein the second circuit board is disposed between the third opening and the second opening of the housing.

18 . The electronic device of claim 13 , wherein a width of the first opening in the first direction is less than or equal to the first width of the first circuit board.

19 . The electronic device of claim 18 , wherein a width of the second opening in the first direction is greater than or equal to the first width of the first circuit board.

20 . The electronic device of claim 13 , the rear frame being a single, integrated monolithic unit comprised of a same material and being a single, uninterrupted structure.