CN105042425B - A kind of display device - Google Patents

Abstract

Embodiments of the invention provide a kind of display device, are related to field of display devices, enable to the simple engaging of light part installation firm.The display device, including fore shell, rear shell and light part；Light part includes lamp bar and light guide plate；One end of light guide plate includes the light trough of spill, and lamp bar is arranged in the light trough, and the wherein bearing of trend of light trough and the bearing of trend of light guide plate is vertical；In the both direction of light trough extension, the both ends of light trough are respectively arranged with a pilot hole, wherein bearing of trend of the opening of pilot hole towards light guide plate；Include two riveting posts, pilot hole insertion riveting post on the frame of fore shell；The edge of rear shell contradicts the outer wall of the light trough of light guide plate.Embodiments of the invention assemble for display device.

Description

a display device

technical field

Embodiments of the present invention relate to the field of display devices, and in particular, to a display device.

Background technique

Lighting parts can be called the eyes of LCD TVs. Diversified lighting parts can make customers' eyes shine and be attracted instantly. There are usually two ways to fix lighting parts: by screws or by buckles. The former is usually applied to metal frames, and the latter is more common on plastic frames. At present, ultra-thin lighting parts are a common trend. How to fix and cooperate the ultra-thin lighting components with the ultra-narrow and ultra-thin frame is also a direction of technical research and development.

In view of the appearance and fixing problems of the above lighting parts, some all-in-one machine structures can realize the fixing of the lighting parts by increasing the width of the lower frame of the front shell, but for some structures, there is little space reserved for the lower frame of the front shell, and the lighting When the parts are fixed by buckles, it is necessary to pre-embed the buckle parts in the lower frame of the front case, but because there is little space reserved for the lower frame of the front case, it is difficult to realize or the stability of the lighting parts is poor after snapping. In order to increase the stability of the lighting parts The safety is usually supplemented by screw fixing, which increases the installation operation process and greatly reduces the production efficiency of the whole machine.

Contents of the invention

The embodiment of the present invention provides a display device, which can make the installation of the light fixture simple and fast.

Provided is a display device, comprising a front case, a rear case and a lighting element; the light element includes a light bar and a light guide plate; one end of the light guide plate includes a concave light groove, and the light bar is arranged in the light groove , wherein the extension direction of the light trough is perpendicular to the extension direction of the light guide plate; in the two directions in which the light trough extends, two ends of the light trough are respectively provided with an assembly hole, wherein the assembly The opening of the hole faces the extending direction of the light guide plate;

The lower frame of the front case includes two rivet posts, and the assembly holes are inserted into the rivet posts; the edge of the rear case touches the outer wall of the light groove of the light guide plate.

The display device provided by the embodiment of the present invention includes a front case, a rear case and a lighting part; the light part includes a light bar and a light guide plate; The extension direction is vertical; in the two directions of the extension of the light trough, an assembly hole is provided at both ends of the light trough respectively, and the opening of the assembly hole faces the extension direction of the light guide plate; the lower frame of the corresponding front shell includes two rivets During the assembly process, the assembly hole is inserted into the rivet column; after the assembly is completed, the edge of the rear shell touches the outer wall of the light groove of the light guide plate, thereby pressing the light parts tightly, ensuring the assembly in place, and no need to set up during the installation process The installation process of screw fixing, therefore, can make the installation of lighting parts simple and secure.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

FIG. 1 is a schematic diagram of an assembly structure of a display device provided by an embodiment of the present invention;

FIG. 2 is a bottom view of the assembly structure of the display device shown in FIG. 1 provided by an embodiment of the present invention;

FIG. 3 is a schematic diagram of a partial structure including lighting components in the assembly structure of the display device shown in FIG. 1 provided by an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional structural view of a display device as shown in FIG. 1 provided by an embodiment of the present invention;

FIG. 5 is a schematic diagram of a partial structure of a display device provided by an embodiment of the present invention;

FIG. 6 is a schematic diagram of a cross-sectional structure perpendicular to a light guide plate in a partial structure of a display device as shown in FIG. 5 provided by an embodiment of the present invention;

Fig. 7 is a schematic cross-sectional structure diagram 1 of a partial structure of a display device shown in Fig. 5 provided by an embodiment of the present invention, which is perpendicular to the light guide plate and passes through the axis of the assembly hole;

FIG. 8 is a second cross-sectional structural schematic diagram of a partial structure of a display device as shown in FIG. 5 , which is perpendicular to the light guide plate and passes through the axis of the assembly hole according to an embodiment of the present invention.

Lighting parts-10; light bar-11; light-emitting surface of light bar-111; light guide plate-12; light groove-121; assembly hole-122; buckle-1221; Surface-124; front shell-20; rivet post-21; card slot-211; guide slot-22; rear shell-30.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In the description of this application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", The orientations or positional relationships indicated by "top", "bottom", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the application and simplifying the description, rather than indicating or implying References to devices or elements must have a particular orientation, be constructed, and operate in a particular orientation and therefore should not be construed as limiting the application.

Referring to Figures 1, 2, 3, 4, 5, and 6, an embodiment of the present invention provides a display device, wherein Figures 1-3 show the assembly positional relationship between the front case 20 and the lighting element 10, and in Figure 4 The assembling position of the rear shell 30 is shown, and FIGS. 5 and 6 show the specific assembling manner of the lighting element 10 . The display device includes a front case 20, a rear case 30 and a lighting element 10; the lighting element 10 includes a light bar 11 and a light guide plate 12; one end of the light guide plate 12 includes a concave light groove 121, and the light bar 11 is arranged in the light groove 121 , the extension direction of the light groove 121 is perpendicular to the extension direction of the light guide plate 12; in the two directions in which the light groove 121 extends, two ends of the light groove 121 are respectively provided with an assembly hole 122, wherein the opening of the assembly hole 122 faces the light guide plate 12 in the direction of extension;

The frame of the front case 20 includes two rivet posts 21 , and the assembly holes 122 are inserted into the rivet posts 21 ;

Wherein, the above-mentioned figures only provide an example of the lower frame as an example. Of course, the lighting component can also be arranged on other frames around the display device, and its assembly effect is similar to that of the lower frame, which will not be repeated here. Wherein, it should be noted that the light bar 11 is arranged in the light groove 121, the bottom of the light groove 121 is the light incident surface 124 of the light guide plate 12, and the light emitting surface 111 of the light bar 11 faces the light incident surface 124 of the light guide plate 12; The other end of the light board 12 is a light emitting surface 123 . The light emitting surface 123 is a lighting effect surface facing the user.

The display device provided by the embodiment of the present invention includes a front case, a rear case and a lighting part; the light part includes a light bar and a light guide plate; The extension direction is vertical; in the two directions of the extension of the light trough, an assembly hole is provided at both ends of the light trough respectively, and the opening of the assembly hole faces the extension direction of the light guide plate; the lower frame of the corresponding front shell includes two rivets During the assembly process, the assembly hole is inserted into the rivet column; after the assembly is completed, the edge of the rear shell touches the outer wall of the light groove of the light guide plate, thereby pressing the light parts tightly, ensuring the assembly in place, and no need to set up during the installation process The installation process of screw fixing, therefore, can make the installation of lighting parts simple and secure.

Among them, in order to improve the stability of the installation of the lighting component 10, so as to avoid the lighting component being easily damaged by external force, as shown in FIG. Assembled in the guide groove 22, wherein the position of the guide groove 22 corresponds to the position of the light guide plate 12. During the assembly process, the front end of the light guide plate 12 first slides into the starting end of the guide groove 22. When the assembly hole 122 is fully inserted into the rivet Behind the posts 21 , the light guide plate 12 is completely slid into the guide groove 22 .

Further, as shown in FIG. 7 , in order to avoid the mouth opening phenomenon of the light guide plate after the assembly is completed, that is, to avoid the excessive gap between the light guide plate and the frame of the installed front case, the axis of the assembly hole 122 and the axis of the rivet post 21 The included angle is greater than or equal to the first angle. Wherein the first angle is preferably 2° (the included angle between the reference horizontal line and the axis of the assembly hole is 88° in the drawings), so that the assembly hole is an inclined hole relative to the rivet column, and the assembly of the assembly hole and the rivet column is completed Finally, a prestress towards the frame of the front case is generated on the light guide plate, which can effectively control the gap at A in Figure 3 . Embodiments of the present invention do not limit the size of the first angle, and it shall be subject to normal alignment between the assembly hole and the rivet post.

In addition, as shown in FIG. 8 , in order to enhance the fastness of the assembly of the front shell and the light fittings, and prevent the light fittings from falling off during the unfinished assembly of the rear shell, the inner wall of the assembly hole 122 is provided with buckles 1221 and rivets 21 A card slot 211 is provided on the top, and the buckle 1221 and the card slot 211 can be pre-tightened together. Here, the number and position of the buckle 1221 and the slot 211 are not specifically limited, and the specific form of the buckle 1221 and the slot 211 is not limited; for example, the buckle is around the inner wall of the assembly hole. The ring-shaped protrusion, the slot is an annular depression around the rivet column; or, to provide another example, the buckle is a ball buckle.

In addition, referring to FIG. 6 , the light-emitting surface 123 of the light guide plate 12 of the lighting element is the light effect surface, that is, the light effect emitted by the light element can be observed from the light-emitting surface 123 after the assembly is completed. In order to avoid light loss in other parts of the light element, The outer surface of the light guide plate 12 includes a light shielding layer. An exemplary light-shielding layer is a sprayed layer or an electroplating layer.

The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone skilled in the art can easily think of changes or substitutions within the technical scope disclosed in the present invention. Should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be determined by the protection scope of the claims.

Claims (9)

1. A display device, characterized in that it comprises a front case, a rear case and a light element; the light element comprises a light bar and a light guide plate; one end of the light guide plate comprises a concave light groove, and the light bar is set In the light trough, the extending direction of the light trough is perpendicular to the extending direction of the light guide plate; in the two extending directions of the light trough, two ends of the light trough are respectively provided with an assembly hole , wherein the opening of the assembly hole faces the extending direction of the light guide plate; The frame of the front case includes two rivet posts, and the assembling holes are inserted into the rivet posts; the edge of the rear case is in contact with the outer wall of the light groove of the light guide plate. 2. The display device according to claim 1, wherein: A guide groove is also provided on the frame of the front case, and the light guide plate is assembled in the guide groove. 3 . The display device according to claim 1 , wherein an angle between the axis of the assembling hole and the axis of the rivet post is greater than or equal to a first angle, and the first angle is 2°. 4. The display device according to claim 1, wherein the inner wall of the assembly hole is provided with buckles, and the rivet post is provided with a slot, and the buckle and the slot can be pre-tightened together. . 5. The display device according to claim 4, wherein the buckle is a ball buckle. 6 . The display device according to claim 4 , wherein the buckle is an annular protrusion surrounding the inner wall of the mounting hole, and the locking groove is an annular depression surrounding the rivet post. 7 . 7. The display device according to claim 1, wherein the outer surface of the light guide plate includes a light shielding layer. 8. The display device according to claim 7, wherein the light-shielding layer is a sprayed layer or an electroplating layer. 9. The display device according to claim 1, wherein the bottom of the light groove is the light incident surface of the light guide plate, and the light emitting surface of the light bar faces the light incident surface of the light guide plate; The other end of the light guide plate is a light-emitting surface.