KR20100113196A - Display apparatus - Google Patents

Abstract

PURPOSE: A display device is provided to fix a display panel and a panel guide and to improve the design of the panel by attaching the display panel to the inner surface of a front cabinet. CONSTITUTION: A display panel(21) comprises a first region where a first and a second substrate are overlapped. The display panel comprises a second region where the first and the second substrate are not overlapped. A first insertion hole is formed on the second region. The display panel is placed on a panel guide(22). A fixing part(50) fixes the display panel and the panel guide by passing through the first insertion hole.

Description

Display apparatus

The present invention relates to a display apparatus and a display apparatus having a flat panel display module.

The display device is a device for displaying an image. Recently, a number of flat panel display devices capable of being shaped as a two-dimensional plane have been released. These flat display devices are attracting much attention from consumers because of their small size, light weight, and easy handling.

The display device is provided with a display module to display an image. The display module may be provided as, for example, a liquid crystal display (LCD) module or a plasma display (PDP) module.

The liquid crystal display (LCD) module generally forms a display panel on which an image is displayed, a backlight assembly providing a light source to the display panel, a panel guide supporting the display panel and the backlight assembly, and a front edge of the display module. And a top cover for fixing the display panel to the panel guide. At this time, the top cover is provided in a shape that entirely surrounds the periphery of the display panel.

However, when the top cover is provided, the front and rear widths of the display module are increased, so that the overall front and rear widths of the display device having the display module are also increased.

The top cover is provided at a periphery of the display panel, and the display panel on which the image is displayed is retracted by the thickness of the top cover while the display module is provided in the display device. Therefore, in the process of displaying the image, there is a problem that the viewing aesthetics of the display device is reduced as the image is displayed to be spaced backward.

An object of the present embodiment is to propose a display module in which the front and rear widths are further reduced.

Another object of the present embodiment is to reduce the front and rear width, the display device to display the image displayed in the display module in a state in close proximity to the same plane as the cabinet of the display module, thereby improving the image aesthetics when viewing the display device Is in suggesting.

The display apparatus according to the present exemplary embodiment includes a first region in which the first and second substrates overlap and a second region in which the first and second substrates do not overlap, and a first insertion hole is formed on the second region. A formed display panel; A panel guide on which the display panel is mounted; And a fixing part penetrating the first insertion hole to fix the display panel and the panel guide.

According to a proposed embodiment, in a state in which the display module is provided in the display device, the display panel is provided to be in close contact with the inner surface of the front cabinet, and aesthetics according to a separation distance between the display panel and the front cabinet is provided. There is an advantage that can prevent the degradation.

Hereinafter, with reference to the drawings will be described in detail a specific embodiment of the present invention. However, the spirit of the present invention is not limited to such an embodiment, and the spirit of the present invention may be differently limited by addition, change, deletion, etc. of the components constituting the embodiment. It is included.

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

Referring to FIG. 1, the display device 1 according to the present exemplary embodiment includes a display module 20 in which an image is displayed and a display module 20 provided at the front and the rear of the display module 20, respectively. The front cabinet 10 and the rear cabinet 40 to protect, and the connecting member 30 for connecting the display module 20 to the front cabinet 10 and the rear cabinet 40.

The front cabinet 10 may include an edge portion 12 forming the outer shape of the front cabinet 10 and an image displayed on the display module 30 to be viewed from the outside of the display device 1. An opening 11 having a size corresponding to the image display area of the display module 30 may be formed. In addition, the front cabinet 10 is formed of a transparent material through which the image can be transmitted, so that a separate opening is not formed in the front cabinet 10, and the front cabinet 10 is formed in a flat shape. It will also be possible to form a configuration.

The rear cabinet 40 is disposed at the rear of the display module 20 to protect the rear of the display module 20. The rear cabinet 30 may further include a shield member (not shown) for shielding electromagnetic waves emitted from the display module 20.

The connection member 30 is provided on at least one side of the display module 20 so that the display module 20 is connected to the front cabinet 10 and the rear cabinet 40 so that its position can be fixed. do. In the present embodiment, the connection member 30 is described as being provided as a separate member, but the connection member 30 is included in the display module 20, the front cabinet 10, or the rear cabinet 40. It would also be possible to provide one component.

Meanwhile, the display module 20 includes a plurality of components for displaying an image according to an externally input signal.

Hereinafter, a detailed configuration of the display module 20 will be described.

2 is a perspective view of a display module according to a first embodiment of the present invention, and FIG. 3 is an exploded perspective view of the display module according to the first embodiment of the present invention.

2 to 3, the display module 20 according to the present exemplary embodiment is provided on the front of the display module 20 to display an image on which the image is displayed, and to which the display panel 21 is seated. The display panel 21 is provided with a panel guide 22, a backlight assembly 24 provided behind the display panel 21 to provide a light source, and a light source generated by the backlight assembly 24 is processed. It includes an optical sheet 23 to be provided to, and a bottom cover 25 to form a back of the display module 20.

The display panel 21 displays an image according to an external signal, and includes a liquid crystal display, a light emitting diode (LED), an organic light diode (OLED), or a plasma. The display panel may be a display panel such as a plasma display panel (PDP). In the present embodiment, an example in which the display panel 21 is a liquid crystal display panel is described, and in the case in which the display panel 21 is an LED, an OLED, or a PDP, the display panel 20 may emit light by itself. The backlight assembly 24 and the optical sheet unit 23 of FIG. 2 may be omitted.

The panel guide 22 may be formed as, for example, a rectangular frame having an opening therein. For example, the panel guide 22 may be formed of a mold or a resin material using metal. The display panel 21 is seated on one side of the panel guide 22, and the other side of the panel guide 22 is in contact with the bottom cover 25. The optical sheet unit 23 and the backlight assembly 24 may be accommodated in the inner space formed by the bottom cover 25 and the panel guide 22.

 In addition, a separate connection is fixed to the panel guide 22 to fix the positions of the optical sheet unit 23 and the backlight assembly 24 or to connect the panel guide 22 and the bottom cover 25 to each other. A member (not shown) may be provided.

The backlight assembly 24 may include a light source unit (not shown) provided as the light source, a driving unit (not shown) for driving the light source unit, a reflector (not shown) reflecting light generated by the light source unit forward, and the light It may include a light guide plate for converting to a surface light source, the light source unit may be provided as a lamp or a light emitting diode (LED) as an example.

The optical sheet unit 23 includes a plurality of optical sheets for increasing the light efficiency of the light emitted from the backlight assembly 24, and the optical sheet includes, for example, a plurality of sheets such as a diffusion sheet, a prism sheet, or a protective sheet. Can be.

Hereinafter, a detailed configuration of the display panel 21 will be described.

4 is an enlarged perspective view of a portion of the display panel of FIG. 3.

Referring to FIG. 4, the display panel 21 includes a first substrate 211 forming a front surface and a second substrate 212 positioned at a predetermined distance behind the first substrate 211. The first substrate 211 and the second substrate 212 may include a polarizing film attached to a front surface of the first substrate 211 and a rear surface of the second substrate 212, respectively.

Liquid crystal is injected between the first substrate 211 and the second substrate 212, for example, a color filter is positioned on the first substrate 211, and a thin film that is a switching element on the second substrate 212. A transistor (Thin Film Transistor) is located. In addition, by turning on / off driving of the thin film transistor, liquid crystal pixel cells arranged in a matrix form on the liquid crystal panel are driven.

In this case, the planar width of the first substrate 211 is smaller than the planar width of the second substrate 212. Therefore, in a state where the second substrate 212 is located behind the first substrate 211, the second substrate 212 is formed on the plane of the first substrate 211 and the second substrate 212. The step 215 is formed by the difference in width. That is, the step 215 may be referred to as a second region in which the first and second substrates 211 and 212 do not overlap except for a first region in which the first and second substrates 211 and 212 overlap.

In the present embodiment, for example, the planar left and right widths of the first substrate 211 are smaller than the planar left and right widths of the second substrate 212, and a predetermined width d is formed on the left and right sides of the second substrate 212, respectively. Step 215 is formed. In addition, the step 215 is formed with, for example, a first insertion hole 216 having a diameter of a predetermined size. In the present embodiment, the first insertion hole 216 is described as being formed in a circular shape, but the first insertion hole 216 is, for example, a configuration in which a polygon is formed in a square shape.

Hereinafter, the configuration of the panel guide 22 on which the display panel 21 is seated will be described in detail.

5 is a perspective view of the panel guide of FIG. 3.

Referring to FIG. 5, the panel guide 22 may include a front edge portion 221 forming a front outline of the panel guide, and at least a portion of the display panel 21, that is, a panel seat for mounting the step 215. Part 222 is included.

In detail, the panel seating portion 222 extends inwardly of the panel guide 22, that is, toward the space in which the display panel 21 is seated at a position spaced apart from the front edge 22 by a predetermined distance. . For example, the panel seating portion 222 may be spaced apart from the front edge 22 by a distance equal to or smaller than the thickness of the display panel.

In addition, a second insertion hole 223 is formed in the panel seating part 222 to fix the display panel 21 to the panel guide 22. The second insertion hole 223 may be formed at a position corresponding to the first insertion hole 216 of the display panel 21, and may be formed in a shape and size corresponding to the first insertion hole 216. .

Hereinafter, the configuration in which the display panel 21 is seated on the panel guide 22 and the position thereof is fixed will be described in detail.

6 is an enlarged perspective view of portion A of FIG. 2, FIG. 7 is a plan view of portion A of FIG. 2, and FIG. 8 is a cross-sectional view taken along the line B-B of FIG. 7.

6 to 8, the display module 20 according to the present exemplary embodiment further includes a panel fixing part 50 that fixes the display panel 22 to the panel guide 22.

In detail, the panel fixing part 50 sequentially penetrates through the first insertion hole 216 and the second insertion hole 223 and forms the outer shape of the panel fixing part 50. And a panel seating part 222 formed on one side of the fixing part body 51 and in a state where the fixing part body 51 passes through the first insertion hole 216 and the second insertion hole 223. ) And a fixing part head 52 formed on the other side of the fixing part body 51 and supported by the step 215.

The fixing part body 51 is formed in a shape and size corresponding to the first insertion hole 216 and the second insertion hole 223, and the length of the fixing part body 51 in the insertion direction is the second. Corresponds to the sum of the thicknesses of the substrate 212 and the seating portion 222.

The locking portion 53 may be formed in a latch or hook shape, for example. In addition, the locking portion 53 passes through the first insertion hole 216 and the second insertion hole 223 and is larger than the diameter of the first insertion hole 216 and the second insertion hole 223. It may be provided to be elastically deformable so that it can be deployed in a diameter.

The fixing part head 52 is formed to have a diameter larger than the diameter of the first insertion hole 216 formed in the step 215, and is supported by the step 215, so that the panel fixing part 50 is Passing through the first insertion hole 216 and the second insertion hole 223 completely prevents the separation from the display module 20. The thickness of the fixing head 52 is the same as or smaller than the thickness of the first substrate 211. Therefore, in a state in which the panel fixing part 50 fixes the display panel 21 to the panel guide 22, an outer surface of the fixing part head 52 may be formed by a plane formed by the first substrate 211. It may be located at the same position or a position recessed than the plane formed by the first substrate 211.

Hereinafter, a process of fixing the display panel 21 to the panel guide 22 will be described in detail.

First, the first insertion hole 216 and the second insertion hole 223 are aligned with each other, and then seated on the panel guide 22 so that the step 215 of the display panel 21 is the panel. Guide 22 is seated on the panel seat 222.

Next, the panel fixing part so that the locking part 53 and the fixing body 51 of the panel fixing part 50 sequentially pass through the first insertion hole 216 and the second insertion hole 223. The locking part 53 and the fixing part body 51 of the 50 are inserted into the first insertion hole 216 and the second insertion hole 223.

When the locking portion 53 completely passes through the second insertion hole 223, the locking portion 53 is developed outside the second insertion hole 223 and with respect to the seating portion 222. Supported.

When the locking portion 53 is deployed, the panel fixing portion 50 is supported by the locking portion 53 in a direction opposite to the direction in which the panel fixing portion 50 is inserted, and in the inserted direction. It is supported by the fixing head 52. Therefore, the panel fixing part 50 is supported in both directions, so that the display panel 21 can be fixed to the panel guide 22.

Hereinafter, the configuration of the display module 20 installed in the display device 1 will be described in detail.

9 is a cross-sectional view illustrating a state in which a display module is provided in a display device.

Referring to FIG. 9, when the display module 20 is provided in the display device 1, an outer surface of the front edge portion 221 and an outer surface of the first substrate 211 are disposed on the same plane. It is located, it is provided in close contact with the inner surface of the front cabinet (10). In addition, when the thickness of the fixing part head 52 is formed to be the same as the thickness of the first substrate 21, the fixing part head 52 may also be in close contact with the inner surface of the front cabinet 10.

According to the proposed embodiment, in the state in which the display module 20 is provided in the display device 1, the display panel 21 is provided in close contact with the inner surface of the front cabinet 10. The display panel 21 and the front cabinet 10 has an advantage of preventing the deterioration of the aesthetics due to the separation distance.

In addition, the front panel portions of the display panel 21 and the front cabinet 10 are located on substantially the same plane, so that a sense of heterogeneity between the display module 20 and the front cabinet 10 having the display panel 21 is provided. There is a deterioration advantage.

In addition, as the display panel 21 is seated and fixed to the panel guide 22 without a separate fastening member or an adhesive member, the process of the display module 20 may be simplified.

In addition, since the display panel 21 may be provided in close contact with the inner surface of the front cabinet 10, the overall front and rear width of the display device 1 may be reduced.

10 is a perspective view showing a part of a display panel of a display module according to a second embodiment of the present invention, FIG. 11 is an enlarged perspective view of part C of FIG. 10, and FIG. 12 is a display according to a second embodiment of the present invention. Figure shows the panel fixing of the module.

This embodiment is the same as in the first embodiment in other parts, except that there is a difference in the configuration of the panel fixing portion and the insertion hole. Therefore, hereinafter, only characteristic parts of the present embodiment will be described.

10 and 11, a panel fixing part 70 (see FIG. 12) is inserted into a step 615 of the display panel 60 according to the present exemplary embodiment, and the display panel 60 is connected to a panel guide (see FIG. 12). An insertion hole 616 for fixing to 62 is formed.

Hereinafter, the configuration of the panel fixing part 70 will be described.

Referring to FIG. 12, the panel fixing part 70 includes a fixing part body 71 inserted into the insertion hole 616 and a fixing part head 70 formed at one side of the panel fixing part body 71. ).

The fixing part body 71 may be formed as, for example, a square pillar, and the vertical length of the fixing part body 71 may include a thickness of the second substrate 612 and a mounting part on which the display panel 61 is seated. 622 (see Fig. 14) is formed in a size corresponding to the sum of the thicknesses. And the other side of the fixing part body 71 is formed with a locking portion 711 is bent. At this time, the locking portion 711 is formed in the fixing portion body 71, so that the horizontal side (d3) of the bottom of the other side of the fixing portion body 71 is the bottom vertical side (d4) of the fixing portion body 71 Longer than).

The fixing head 72 is formed in a circular shape having a diameter larger than the cross-sectional size of the fixing body 71. In addition, a guide groove 721 may be formed on an upper surface of the fixing head 72 to insert a portion of a fastening tool used in the process of fixing the display panel 61 by the panel fixing part 70. have.

10 and 11, the insertion hole 616 is formed in a shape corresponding to the panel fixing part 70.

In detail, the insertion hole 616 includes a body insertion part 617 into which the fixing part body 61 and the locking part 711 are inserted, and a head insertion part 618 into which the fixing part head 72 is inserted. It includes.

The body insertion part 617 is formed to penetrate the step 215 in a size and shape corresponding to the bottom surface of the fixing part body 71. That is, the horizontal side d1 of the body insertion part 617 corresponds to the bottom horizontal side d3 of the fixing part body 71. And the longitudinal side (d3) of the body insertion portion 617, the play is formed in the state in which the fixing portion body 71 is inserted into the body insertion portion 617, when the force is applied a predetermined size or more The fixing part body 71 is rotatable, and is formed to be larger by a predetermined size than the longitudinal side d4 of the fixing part body 71.

The head inserting portion 618 is formed in a shape corresponding to the diameter of the fixing portion head 72, a portion of the head inserting portion 618 and a portion of the body inserting portion 617 overlap each other. The head inserting portion 618 is recessed and formed at a predetermined depth t1 of the seating groove 619 in which the fixing head 72 is seated, and a depth t1 in which the seating recess 619 is recessed is the Corresponding to the thickness of the fixing head 72.

That is, an area of the head inserting portion 618 overlapping the body inserting portion 617 is penetrated, and the seating groove 619 is positioned in an area of the head inserting portion 618 except for the penetrated region.

Hereinafter, a process of fixing the display panel 61 by the panel fixing part 70 will be described.

FIG. 13 is a view illustrating a process of inserting a panel fixing part into an insertion hole in a display module according to a second embodiment of the present invention, and FIG. 14 is a cross-sectional view taken along the D-D diagram of FIG. 13.

13 and 14, the display panel 61 is first seated on the seating portion 622 formed in the panel guide 26.

Next, when the panel fixing part 70 is aligned with the insertion hole 616, the bottom surface of the fixing part body 71 and the body insertion part 617 of the insertion hole 616 face each other. At this time, the horizontal side (d3) and the vertical side (d4) of the bottom surface of the fixing part body 71 and the horizontal side (d1) and the vertical side (d2) of the body insertion portion 617 are positioned so as to correspond to each other.

Next, the panel fixing part 70 is inserted into the insertion hole 616 such that the locking part 711 of the panel fixing part 70 completely passes through the body inserting part 617.

Hereinafter, a process of fixing the display panel 61 to the panel guide 62 by the panel fixing part 70 inserted into the insertion hole 616 will be described.

15 to 17 are views illustrating a process of fixing the panel fixing part in the display module according to the second embodiment of the present invention, and FIG. 18 is a cross-sectional view taken along the E-E diagram of FIG. 15.

15 to 18, when the locking portion 711 is completely inserted into the body insertion portion 617, the fixing portion head 72 is seated in the seating groove 619, and the panel height The government 71 is prevented from coming off completely in the inserted direction.

Then, for example, a fastening member such as a screw driver is inserted into the guide groove 721 to apply a rotational force in one direction with respect to the fixing part 70.

The play is formed between the fixing part body 71 and the body inserting part 617, and when a fixed amount of rotational force is applied to the fixing part body 71, the fixing part body 71 is in one direction. Will rotate.

When the fixing part body 71 is rotated, the locking part 711 is caught by the lower surface of the seating part 622 to prevent the display panel 61 from being separated from the panel guide 62.

That is, the latching portion 711 provides the support force in one direction by engaging the seating portion 622 with respect to the display panel 61, and the fixing portion head 72 is seated in the seating groove 619. By providing the support force in the other direction, the display panel 61 is fixed to the panel guide 62.

In the state where the display panel 61 according to the present embodiment is fixed to the panel guide 62, similarly to the first embodiment, the upper surface of the first substrate 611 of the display panel 61 is the panel guide. It may be located on at least the same plane as the front edge portion 611 of 62, and when the height of the front edge portion 611 is recessed, the upper surface of the first substrate 611 is the front edge portion 611 May be located at a higher position.

Although the fixing part body 71 and the body inserting part 617 are described as being polygonal in this embodiment, the fixing part body 71 and the body inserting part 617 have a circular shape corresponding to each other. Is formed, it will also be possible to be configured to provide a friction force between the fixing portion body 71 and the body inserting portion 617.

According to the proposed embodiment, in the state in which the display module 60 is provided in the display device 1, the display panel 61 is provided to be in close contact with the inner surface of the front cabinet 10, The display panel 61 and the front cabinet 10 have an advantage of preventing a drop in aesthetics due to the separation distance.

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

2 is a perspective view of a display module according to a first embodiment of the present invention;

3 is an exploded perspective view of a display module according to a first embodiment of the present invention.

4 is an enlarged perspective view of a portion of the display panel of FIG. 3;

5 is a perspective view of the panel guide of FIG. 3.

6 is an enlarged perspective view of a portion A of FIG. 2.

7 is a plan view of a portion A of FIG.

8 is a cross-sectional view taken along the line B-B of FIG.

9 is a cross-sectional view illustrating a state in which a display module is provided in a display device.

10 is a perspective view illustrating a portion of a display panel of a display module according to a second embodiment of the present invention.

FIG. 11 is an enlarged perspective view of part C of FIG. 10;

12 is a view showing a panel fixing part of the display module according to the second embodiment of the present invention.

FIG. 13 is a view illustrating a process in which a panel fixing part is inserted into an insertion hole in a display module according to a second exemplary embodiment of the present invention. FIG.

14 is a cross-sectional view taken along the line D-D of FIG.

15 to 17 are views illustrating a process of fixing a panel fixing part in a display module according to a second embodiment of the present invention.

FIG. 18 is a cross-sectional view taken along the E-E diagram of FIG. 15.

Claims (15)

A display panel including a first region in which first and second substrates overlap, and a second region in which the first and second substrates do not overlap, wherein a first insertion hole is formed on the second region; A panel guide on which the display panel is mounted; And And a fixing part penetrating the first insertion hole to fix the display panel and the panel guide. The method of claim 1, And a second insertion hole formed in the panel guide, and the fixing part penetrates through the first and second insertion holes. The method of claim 1, The panel fixing part, A fixing part body forming an outer shape of the panel fixing part and inserted into the first insertion hole; And And a catching part formed on one side of the fixing part body and caught by the panel guide in a state where the fixing part body passes through the first insertion hole. The method of claim 3, wherein The panel fixing unit further comprises a fixing unit head formed on the other side of the fixing unit body. The method of claim 4, wherein And a diameter of the fixing head is larger than a diameter of the first insertion hole. The method of claim 4, wherein The first insertion hole is A body insertion part through which the fixing part body penetrates; And And a mounting recess formed in the recess so that the fixing head is seated. The method of claim 6, And a depth in which the recess is recessed corresponds to a thickness of the head of the fixing part. The method of claim 3, wherein The locking unit is bent to one side of the fixing unit body formed. The method of claim 8, And the first insertion hole includes a body insertion part formed in a shape corresponding to a bottom surface of the fixing part body and the locking part so that the fixing part body and the locking part pass therethrough. The method of claim 3, wherein The cross section of the fixing unit body is formed in a polygonal shape, the first insertion hole is formed in a shape corresponding to the cross section of the fixing unit body. The method of claim 3, wherein The fixing unit body and the engaging portion elastically deformable display device. The method of claim 1, The panel guide, A front edge portion forming a front outline of the panel guide; And a panel seating portion bent in an inward direction of the panel guide at a position spaced apart from the front edge by a predetermined distance, and at least a portion of the display panel seated thereon. 13. The method of claim 12, And a distance in which the panel seating portion is recessed from the front edge portion corresponds to a thickness of the display panel. 13. The method of claim 12, And a second inserting hole formed in the panel seating part through which at least a portion of the fixing part is penetrated and fixed. 13. The method of claim 12, And the fixing part is caught by the panel seating part while passing through the first insertion hole.

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