KR101590642B1 - A display apparatus - Google Patents

Abstract

The present invention relates to a display device.

The display device according to the embodiment of the present invention has an advantage that the thickness of the edge of the front cover is reduced.

Display, Cover, Rim

Description

[0001] The present invention relates to a display apparatus,

The present invention relates to a display device.

(LCD), a plasma display panel (PDP), an electro luminescent display (ELD), a vacuum fluorescent display (VFD), and the like have been developed in recent years in response to the development of an information society. Have been studied and used.

The display device has a function of receiving video and audio signals from other devices and outputting the received video and audio signals to a display module and a speaker. The display module and the speaker are accommodated in a space formed by a front cover and a back cover which form the front and rear outer appearance of the display device.

Generally, the front cover and the back cover are screwed to each other, and the display module is fixedly mounted on at least one of the front cover and the back cover.

Meanwhile, in recent years, various studies have been made to reduce the thickness of the image non-display area of the display device in accordance with the taste of the consumer.

However, the above-described conventional techniques have the following problems.

In order for the front cover and the back cover to be coupled to each other, a fastening structure such as a boss for screw connection must be provided in a space that is not interfered with by the display module. Therefore, There is a problem in that there is a limit to decrease.

Further, since the front cover is formed with the fastening structure, a sink mark, a void, or the like may be generated, which may damage a luxurious image of the product.

An object of the present invention is to provide a display device having a thin image non-display area.

Another object of the present invention is to provide a display device having no sync mark on the front cover.

According to an aspect of the present invention, there is provided a display device including a display module for displaying an image; A front cover for protecting a front edge portion of the display module; A back cover coupled to a back surface of the display module; A connection bracket including a bonding portion bonded to a rear surface of the front cover and a bent portion bent at one end of the bonding portion and closely contacting the display module; And a fixing unit inserted through the bent portion of the connection bracket and inserted into the display module, and maintaining the contact state between the connection bracket and the display module.

According to the display device of the present invention as described above, the thickness of the edge of the front cover is reduced.

In addition, since the front cover is not provided with a sink mark or the like, the image of the product can be enhanced.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

1 is a perspective view showing a display device according to an embodiment of the present invention.

Referring to FIG. 1, a display device 1 according to an embodiment of the present invention may include a display body 10 on which an image is displayed and a support unit 20 that supports the display body 10 on the floor .

2 and 30 for displaying an image on the display body 10, a front cover 11 for protecting the front and rear surfaces of the display module 30 from external shocks and foreign substances, And a speaker module (not shown) provided inside the space formed by the covers 11 and 12 and outputting sound.

The display module 30 emits light toward the front of the display device 1 to display an image. For example, the display module 30 may be a liquid crystal display module, which may include a liquid crystal panel (not shown) and a backlight unit (not shown). The liquid crystal panel may display an image using light provided from the backlight unit. To this end, the liquid crystal panel includes a TFT substrate and a color filter substrate facing each other with a liquid crystal layer and the liquid crystal layer interposed therebetween . Hereinafter, a case in which the display module 30 is provided with a liquid crystal display module will be described as an example.

However, the embodiments according to the present invention are not limited to the liquid crystal display module and may be applied to a PDP (Plasma Display Panel), an ELL (Electro Luminescent Display), a VFD (Vacuum Fluorescent Display) (Organic ligit emitting diode module) can be used.

The front cover 11 may include a transparent portion formed with a transparent material or perforated so that the user can recognize the image displayed on the display module 30 and a frame portion forming the edge of the transparent portion . In addition, the back cover 12 can be fixedly mounted on the front cover 11 and the display module, and is provided in a form of wrapping the display module from the rear.

The support unit 20 may be formed such that the display body 10 is rotatable by a predetermined angle and is movable in the vertical direction.

FIG. 2 is a partially exploded perspective view of the display device of FIG. 1, FIG. 3 is an incision oblique view showing an incision taken along line I-I 'of FIG. 1, and FIG. 4 is a vertical sectional view taken along line II- .

2 to 4 may be formed continuously along the periphery of the display device 1, or may be formed intermittently, and these drawings illustrate an example thereof.

2 to 4, the display module 30 includes a body frame 31 that houses a display panel and a substrate, and a display module 30 that extends laterally from the body frame 31 and is bent or extended forward or backward A latching groove 35 defined as a space between the body frame 31 and the latching rib 35 and a first insertion hole 37 formed in the latching rib 35 .

In detail, the body frame 31 is formed in a substantially rectangular shape and provides a space in which the display panel, the substrate, and the like can be accommodated. The body frame 31 may be formed to surround the front edge of the liquid crystal panel to form an image non-display area.

The structure of the body frame 31 is merely an example, and the body frame 31 may be formed to be able to support the liquid crystal panel at the side or rear of the liquid crystal panel without covering the frame. In the present embodiment, the body frame 31 is formed to surround the front edge of the liquid crystal panel.

The latching rib 35 extends laterally from the side end of the body frame 31 by a predetermined length and then is bent and extended toward the front or rear of the display device 1. [ That is, the latching rib 35 may extend from the body frame 31 in an L-shape. At this time, the hooking rib 35 is formed so that the bent surface thereof faces the side surface of the body frame 31. Therefore, the latching groove (33) is formed between the latching rib (35) and the side surface of the body frame (31). That is, the latching groove 33 may be opened toward the direction in which the latching rib 35 is bent.

The latching rib 35 is formed with the first insertion hole 37 into which a fixing unit 50 to be described later is inserted. A plurality of the first insertion holes 37 may be formed to correspond to the number of the fixing units 50. After a portion of the fixing unit 50 passes through the first insertion holes 37, Is formed on the side surface of the engaging groove (33) so as to be positioned in the engaging groove (33). The first insertion hole 37 is formed to correspond to the shape of the fixing unit 50 so that the first insertion hole 37 does not swing up and down or right and left after the fixing unit 50 is inserted.

Meanwhile, the latching groove 33 may also perform a heat dissipating function. Particularly, a light emitting unit such as an LED, a PCB substrate, and a light guide plate may be disposed on the side end of the body frame 31, depending on the characteristics of the display module 30. When the groove structure such as the latching groove 33 is formed at the side end of the body frame 31 in which heat is generated, the contact area with the air is widened. Thus, convection in the end portion of the display module 30 Is increased. That is, the heat generation performance of the display module 30 is improved. Therefore, the latching groove 33 may be called a heat dissipating groove.

The hooking rib 35 and the hooking groove 33 are not formed at the side end of the body frame 31 and a predetermined hooking groove is formed in which the fixing unit 50 to be described later can be inserted and fixed. .

A coupling groove 313 is formed in the rear surface of the body frame 31 to connect the coupling member 61 coupling the back cover 12 and the display module 30. A screw or the like may be provided as the fastening member 61. In this case, a female thread may be formed on the inner circumferential surface of the fastening groove 313. The fastening groove 313 may be formed at a position spaced a predetermined distance from the latching groove 33 to the inside of the display module 30.

A connection bracket (40) and the front cover (11) are disposed in front of the display module (30).

The front cover 11 includes a front portion 111 for shielding a part of the front surface of the display module 30, a side portion 113 bent rearward from the end portion of the front portion 111 and extending a predetermined length, And a translucent portion surrounded by the front portion 111 and passing through the hole. The front surface 111 shields a part of the rim of the display module 30 so that the image non-display area of the display module 30 such as the body frame 31 is not exposed forward. That is, the front portion 111 may be formed to overlap with a part of the rim of the display module 30. [ The user can recognize the image display area of the display module 30 through the transparent portion of the front cover 11. [

One end of the connection bracket 40 is fixed to the front cover 11 and the other end of the connection bracket 40 is fixed to the display module 30 so that the display module 30 is fixed to the front cover 11.

The connecting bracket 40 is provided with a bonding portion 41 to be adhered and fixed to the front cover 11 and a bent portion 43 which is bent rearward from the bonding portion 41 and is in close contact with the display module 30, May be included. The connection bracket 40 may be formed of a metal material having a predetermined strength to prevent deformation of the front cover 11 or the display module 30. For example, the connection bracket 40 may be formed by aluminum extrusion molding.

The front surface of the adhesive portion 41 may be attached to the back surface of the front portion 111 with a double-sided adhesive tape 63 and the back surface may be closely attached to the display module 30. [ That is, the adhesive portion 41 is provided in the space between the front portion 111 and the display module 30 and can be in close contact with the body frame 31 forming the front edge of the display module 30. [ have. The adhesive portion 41 may be attached to the front portion 111 by various known adhesive means such as an adhesive as well as the adhesive tape 63.

The adhesive portion 41 and the bent portion 43 are bent at an angle corresponding to the shape of the engaging rib 35. [ Therefore, both the adhesive portion 41 and the bent portion 43 are in close contact with the engaging rib 35.

A second insertion hole 45 for inserting the fixing unit 50 is formed in the bent portion 43 at a position corresponding to the first insertion hole 37. The second insertion hole 45 is formed in the same shape and size as the first insertion hole 37 so that the second insertion hole 45 is not pivoted after the fixing unit 50 is inserted.

The front portion 111 may be longer than the length of the adhesive portion 41 to be described later so that the side portion 113 and the bent portion 43 are spaced apart from each other by a predetermined distance. At this time, the distance between the side part 113 and the bent part 43 may correspond to the thickness of the second engaging part 55, which will be described later.

The fixing unit 50 is fitted into the insertion holes 37 and 45 and fixes the connection bracket 40 to the display module 30.

The fixing unit 50 is provided with an insertion part 51 which is inserted into the insertion holes 37 and 45 and a fixing part 50 which is formed at both side ends of the insertion part 51, (54) extending from the first latching part (53), a second latching part (53) extending from the extending part (54) in the same direction as the first latching part (53) And a fitting protrusion 57 formed at an end portion of the second locking portion 55. The second locking portion 55 may be formed by bending and extending the second locking portion 55,

The fixing unit 50 may be formed of a resiliently deformable metal material to firmly fix the connection bracket 40 to the display module 30 after being inserted into the insertion holes 37 and 45. For example, the fixed unit 50 may be provided with a spring.

Here, the fixing unit 50 is described as extending vertically, but it is not limited thereto and may be elongated in the front-rear direction or may be formed in a circular shape.

The insertion portion 51 is inserted into the latching groove 33 through the insertion holes 37 and 45. The insertion portion 51 may be formed to be in contact with a side surface of the body frame 31 to prevent the swinging motion of the fixed unit 50 and may be formed to correspond to the shape and size of the insertion holes 37 and 45. [ .

The first latching part 53 is formed at both ends of the insertion part 51 and extends in the vertical direction of the insertion part 51 so that the fixing unit 50 can be caught by the latching rib 35 And may be protruded in a wedge shape. That is, the vertical lengths of the first latching portion 53 and the insertion portion 51 are longer than the lengths of the insertion holes 37 and 45 in the up-and-down direction. Since the first engaging part 53 is formed in a wedge shape so that the fixing unit 50 can be elastically deformed along with the inclined surface of the first engaging part 53, Can be smoothly inserted.

The extension portion 54 extends laterally of the display device 1 from the side end portion of the first latching portion 53. The distance between the upper extending portion 54 and the lower extending portion 54 corresponds to the length of the insertion holes 37 and 45 in the vertical direction, Back direction length of the first and second guide plates 37 and 45, respectively. That is, the extension portion 54 is formed to be in close contact with the respective side surfaces of the insertion holes 37 and 45. The length in the left-right direction of the extended portion 54, that is, the length extending from the first latching portion 53 is determined by adding the depth of the first insertion hole 37 and the depth of the second insertion hole 45 Length. Therefore, when the fixing unit 50 is fitted in the insertion holes 37 and 45, the connection bracket 40 and the latching rib 35 can be in close contact with each other.

The second latching part 55 extends from the extending part 54 in the same direction as the first latching part 53. [ The second latching part 55 supports the bending part 43 so that the connection bracket 40 is tightly fixed to the latching rib 35.

In addition, the fitting protrusion 57 is formed at the end of the second engaging part 55 and inserted into the fitting groove 127, which will be described later.

The connection bracket 40 is tightly fixed to the display module 30 by the fixing unit 50 as described above. In detail, the operator inserts the fixed unit 50 into the insertion hole 37, 45. Since the fixing unit 50 is formed of a material capable of being elastically deformed, when the operator applies a predetermined force, the first engaging part 53 is elastically deformed and can be fitted into the insertion holes 37 and 45. When the first latching part 53 passes through the insertion holes 37 and 45, the first latching part 53 returns to the original position. Therefore, the fixing unit 50 can not be moved in the left direction of the latching rib 35. [

The extension unit 54 is formed so as to be in close contact with the respective side surfaces of the insertion holes 37 and 45 so that the fixing unit 50 swings in the up and down direction and the back and forth direction in the insertion holes 37 and 45 It does not.

The second engaging part 55 extends from the end of the extended part 54 so as to be in close contact with the bent part 43 so that the bent part 43 is in close contact with the engaging rib 35, The fixing unit 50 can not be moved to the right side of the engagement rib 35. [

The connection bracket 40 is fixed to the display module 30 by the fixing unit 50 so that the display module 30 can be fixed to the front cover 11. [

When the insertion of the fixing unit 50 is completed, the back cover 12 is coupled to the display module 30 as described above.

The back cover 12 includes a rear portion 121 for shielding the rear of the display module 30 and a side portion 123 extending forward by a predetermined length from the end of the rear portion 121.

The rear portion 121 is formed with a fastening hole 125 corresponding to the position of the fastening groove 313. The fastening member 61 penetrates the fastening hole 125 and is coupled to the fastening groove 313. The fastening holes 125 and the fastening grooves 313 may be formed at a plurality of positions to correspond to each other, and the fastening members 61 may be coupled to the fastening holes 125 and the fastening holes 313, respectively. Therefore, the display module 30 can be firmly fixed to the back cover 12.

The side part 123 extends forward from an end of the rear part 121 so as to come into contact with the side part 113 of the front cover 11. The front end of the side part 123 is formed to correspond to the shape of the rear end of the side part 113 of the front cover 11 to form a coupling groove 123a. The rear end of the side cover 113 of the front cover 11 is coupled to the coupling groove 123a so that the inside of the display device 1 is not exposed to the outside and foreign matter is prevented from being introduced.

The side part 123 extends forward so that a part of the side part 123 can be positioned on the side of the fixed unit 50. The inner side surface of the side part 123 may have a fitting groove 127 formed to fit the fitting protrusion 57 and a supporting rib 129 supporting the fixing unit 50 from below .

The fitting groove 127 may extend in the front-rear direction so that the fitting protrusion 57 can be fitted smoothly when the back cover 12 is assembled. The fixing unit 50 is supported under the fitting groove 127 formed at the lower side to prevent the fixing unit 50 from pivoting after the fitting and can guide the movement of the fitting protrusion 57 when the back cover 12 is assembled A supporting rib 129 may be further formed.

The fixing unit 50 may be supported not by the side surface 123 of the back cover 12 but by the side surface 113 of the front cover 11. In this case, The side surface portion 113 further extends rearward to the side of the fixing unit 50 and the fitting groove 127 and the supporting rib 129 are formed on the inner surface of the side surface portion 113 of the front cover 11 .

Hereinafter, the assembling procedure of the display device 1 having the above-described structure will be described.

The operator attaches the connection bracket 40 to the back surface of the front cover 11 using the adhesive tape 63. [ At this time, a guide may be further formed on the front part 111 and the side part 113 so that the adhesive tape 63 and the connection bracket 40 can be attached at precise positions.

Then, the connection bracket 40 is brought into close contact with the display module 30. At this time, the first insertion hole 37 and the second insertion hole 45 are aligned with each other, and the adhesive portion 41 and the bending portion 43 are aligned with the body frame 31 and the engagement rib 35, .

Then, the fixing unit (50) is inserted into the insertion holes (37, 45). The operator inserts the fixing unit 50 so that the first engaging part 53 is completely inserted into the engaging groove 33 so that the fixing unit 50 is not rocked. The connection bracket 40 and the display module 30 are firmly coupled to each other and the display module 30 can be fixed to the front cover 11. [

Then, the back cover 12 is coupled to the rear side of the display module 30. At this time, the coupling of the back cover 12 is guided by the fitting groove 127 and the supporting rib 129, so that the coupling groove 313 and the coupling hole 125 can be aligned.

The operator completes the assembling process of the display device 1 by coupling the fastening member 61 to the fastening hole 125 and the fastening groove 313.

As described above, the front cover 11 does not need a structure such as a fastening boss for coupling the display module 30 and the back cover 12. Therefore, the lateral width of the front part 111 can be reduced to be close to the width of the image non-display area of the display module 30. [ That is, the width of the bezel of the front cover 11 can be reduced.

Since the front cover 11 is not provided with a fastening boss or the like for fixing the display module 30 and the back cover 12, a sync mark is not formed on the front part 111. Thus, the overall appearance quality of the product is improved.

The scope of the present invention is not limited to the above-described embodiments, and variations, additions and deletions of the embodiments may be made within the scope of the present invention.

1 is a perspective view showing a display device according to an embodiment of the present invention;

Fig. 2 is an exploded perspective view of part A of Fig. 1; Fig.

FIG. 3 is an incisional view showing an incision taken along line I-I 'of FIG. 1; FIG.

4 is a longitudinal sectional view taken along line II-II 'of FIG. 2;

Claims (11)

A display module for displaying an image; A front cover for protecting a front edge portion of the display module; A back cover coupled to a back surface of the display module; A connection bracket including a bonding portion bonded to a rear surface of the front cover and a bent portion bent at one end of the bonding portion and closely contacting the display module; And And a fixing unit inserted through the bent portion of the connection bracket to be inserted into the display module and maintaining the contact state between the connection bracket and the display module. The method according to claim 1, And a latching rib is formed at a side end portion of the display module to form a latching groove into which a part of the latching unit is inserted, Wherein the connection bracket is in close contact with the engagement rib. 3. The method of claim 2, The latching groove is opened toward the front or rear of the display module, The fixing unit is provided with a first engaging portion located in the engaging groove and restricting movement of the fixing unit in one direction and a second engaging portion provided in close contact with the outer surface of the engaging rib to restrict movement of the fixing unit in the other direction. And the display device. The method according to claim 1, Wherein an inner surface of the front cover or the back cover is formed with a fitting groove into which a part of the fixing unit is inserted. The method according to claim 1, In the display module, A body frame surrounding a rim of the display panel; A latching rib extending from the side end of the body frame and then bent forward or rearward; And And an insertion hole formed in the locking rib to allow the fixing unit to pass therethrough, And the fixing unit is resiliently deformed to fit in the insertion hole. delete The method according to claim 1, Wherein the display module is fixed to the front cover only by adhering the adhesive portion to the front cover. The method according to claim 1, Wherein an insertion hole through which the fixing unit passes is formed in the bent portion of the connection bracket, Wherein the fixing unit is in close contact with the upper and lower ends of the insertion hole. The method according to claim 1, A coupling groove is formed on a back surface of the display module, Wherein the back cover is fixed to the back cover through a fastening hole formed in the back cover and coupled to the fastening groove. The method according to claim 1, And a part of the connection bracket is adhered to the front cover by a double-sided adhesive tape. The method according to claim 1, Wherein the front cover or the back cover is provided with a supporting rib for supporting a lower side of the fixing unit.

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