CN103676224A

CN103676224A - Display device

Info

Publication number: CN103676224A
Application number: CN201210362491.5A
Authority: CN
Inventors: 廖乾廷
Original assignee: AU Optronics Corp
Current assignee: AU Optronics Corp
Priority date: 2012-09-25
Filing date: 2012-09-25
Publication date: 2014-03-26

Abstract

The invention provides a display device which comprises a frame, a light guiding plate, an optical membrane group, a display panel and an adhesion piece. The frame is provided with a carrying part which is provided with at least one groove. The light guiding plate is arranged in the frame and is placed below the carrying part. The optical membrane group is arranged on the light guiding plate. An optical membrane is provided with at least one protruding ear part which extends into the groove. In addition, the display panel is placed in the frame and is arranged on the carrying part. Part of the adhesion piece is adhered between the light guiding plate and the carrying part. The other part of the adhesion piece stretches across the groove and is adhered between the optical membrane group and the light guiding plate, and accordingly the optical membrane group can be fixed on the light guiding plate.

Description

Display device

Technical field

The invention relates to a kind of display device, and particularly relevant for the design of backlight module fixed sturcture in display device.

Background technology

Flourish along with opto-electronics, liquid crystal indicator (liquid crystal display; LCD) be widely used at various mobile computers (notebook), personal digital assistant (personal digital assistant; PDA) and in the electronic installation such as mobile phone (cell phone).Yet liquid crystal indicator is a kind of non-self luminous flat-panel screens, it needs the outer light source adding to throw light on.Therefore, all can be by a display device as its light source in liquid crystal indicator, the illumination by this display device high brightness and high uniformity makes liquid crystal indicator can efficiently demonstrate the picture of high image quality.

Please refer to Fig. 1 and Fig. 2, it is existing liquid crystal indicator diagrammatic cross-section one, two, in figure, can learn, liquid crystal indicator 10 is mainly by framework 11, backlight module 12 and display module 13 form, backlight module 12 is sequentially arranged in framework 11 with display module 13, and backlight module 12 at least includes light guide plate 121, the assemblies such as optical diaphragm group 122 and light source (not shown), wherein when backlight module 12 assembling, the assembling of each inter-module is fixed can apply to adhesive tape 14 often as fixing assembly, for example refer to Fig. 1, in light guide plate 121, just can be fixed with adhesive tape 14 fixedly time with framework 11, also by adhesive tape 14, reduce on the other hand the friction of 11 of light guide plate 121 and frameworks, to prevent because of fricative different mail topic.For example refer to again Fig. 2, between optical diaphragm group 122 and light guide plate 121, also can utilize adhesive tape 14 to be fixed, to prevent that optical diaphragm group 122 from sliding in light guide plate 121, further avoid because of slip scratch optical diaphragm group 122 and light guide plate 121.

But, above-mentioned traditional fixed form, need the adhesive tape quantity of use more, refer to shown in Fig. 3, backlight module adhesive tape use schematic diagram for available liquid crystal display device, between optical diaphragm group 122 and light guide plate 121, need to utilize at least one adhesive tape 14 to fix, and in light guide plate 121 with framework 11 fixedly time, just can be fixed with many adhesive tapes 14, under adhesive tape usage quantity situation the more, every adhesive tape that increases more, relative must increasing attaches man-hour and Master Cost, cause the manufacturing cost of display device to increase, the competitive power of product will be not enough.

Summary of the invention

Because the problem of prior art, object of the present invention is proposing a kind of display device, and it,, by with backlight modular structure and the design of sticking together part (adhesive tape), solves above-mentioned problem.

The present invention proposes a kind of display device, display device in an embodiment includes framework, light guide plate, optical diaphragm group, display panel and sticks together part, and its middle frame has supporting part, and supporting part has at least one groove, and light guide plate is arranged in framework, and the below that is positioned at supporting part, optical diaphragm group is arranged in light guide plate, and blooming piece has at least one protruding pinna, and be inserted in groove, in addition, display panel is positioned at framework equally, and is arranged on supporting part.

Mat the above, described supporting part is for fixing carrying display panel, sticking together part is for lightguide plate fixing and optical diaphragm group, is arranged between light guide plate and supporting part, and sticks together part across groove therefore stick together part, lie along optical diaphragm group below simultaneously, in other words, the part of sticking together part is attached between light guide plate and supporting part, and the other parts of sticking together part are the part across groove, be attached between optical diaphragm group and light guide plate, optical diaphragm group can be fixed in light guide plate.

By above-mentioned structure, add that to stick together part be a monomer continuous adhesive tape, and be arranged between light guide plate and supporting part, and simultaneously across in groove, to extend to the design of protruding pinna below, can realize and utilize one to stick together part just simultaneously fixed optics diaphragm group is in light guide plate, and lightguide plate fixing is in the object of supporting part below, has not only reduced the usage quantity that sticks together part (adhesive tape), also shortened assembling man-hour, relative, manufacturing cost also can reduce, and makes product more competitive.

For allowing object of the present invention, feature and advantage can make this field have, conventionally know that the knowledgeable is more readily understood, below lift a preferred embodiment, and coordinate appended graphicly, be described in detail below.

Accompanying drawing explanation

Fig. 1 is available liquid crystal display device diagrammatic cross-section one.

Fig. 2 is available liquid crystal display device diagrammatic cross-section two

Fig. 3 is that the backlight module adhesive tape of available liquid crystal display device is used schematic diagram.

Fig. 4 is the diagrammatic cross-section of display device embodiment of the present invention.

Fig. 5 is that the part that sticks together of display device of the present invention attaches embodiment schematic diagram one.

Fig. 6 is that the part that sticks together of display device of the present invention attaches embodiment schematic diagram two.

Primary clustering symbol description:

The existing > of <

Liquid crystal indicator 10

Framework 11

Backlight module 12

Light guide plate 121

Optical diaphragm group 122

Display module 13

Adhesive tape 14

< > of the present invention

Framework 20

Supporting part 21

Groove 22

Light guide plate 30

Optical diaphragm group 40

Protruding pinna 41

Display panel 50

Stick together part 60

Embodiment

Please refer to shown in Fig. 4 to Fig. 6, Fig. 4 is the diagrammatic cross-section of display device embodiment of the present invention, Fig. 5 is that the part that sticks together of display device of the present invention attaches embodiment schematic diagram one, and the part that sticks together that Fig. 6 is display device of the present invention attaches embodiment schematic diagram two, as shown in the figure: display device in the present embodiment includes framework 20, light guide plate 30, optical diaphragm group 40, display panel 50 and stick together part 60, its middle frame 20 has supporting part 21, and supporting part 21 has at least one groove 22, that is to say that supporting part 21 is for multi-segment structure, 21 of at least two sections of supporting parts, there is a groove 22, namely there is a breach, and light guide plate 30 is arranged in framework 20, and be positioned at the below of supporting

part

21, 40 of optical diaphragm group are arranged in light guide plate 30, and optical diaphragm group 40 has at least one protruding pinna 41, refer to shown in Fig. 6, wherein protruding pinna 41 is more inserted in groove 22.

In addition, above-mentioned display panel 50 is positioned at framework 20 equally, and be arranged on supporting part 21, by supporting part 21, fix carrying display panel 50, sticking together part 60 is for lightguide plate fixing 30 and optical diaphragm group 40, therefore sticking together part 60 is arranged between light guide plate 30 and supporting part 21, and stick together part 60 and across groove 22 (referring to shown in Fig. 5), and extend to optical diaphragm group 40 belows, in more detail, the part of sticking together part 60 is attached between light guide plate 30 and supporting part 21, make light guide plate 30 can be fixed on supporting part 21 belows, and the other parts of sticking together part 60 are the part across groove 22, be attached between the protruding pinna 41 and light guide plate 30 of optical diaphragm group 40, optical diaphragm group 40 can be fixed in light guide plate 30.

Specify, the above-mentioned part 60 that sticks together is a monomer continuous adhesive tape, and namely sticking together part 60 is adhesive tapes of one whole section, rather than refers to the adhesive tape that multistage is separate.

By above-mentioned structure, utilize supporting part 21 to there is groove 22, and optical diaphragm group 40 has protruding pinna 41, and protruding pinna 41 is more inserted into the design in groove 22, add that to stick together part 60 be a monomer continuous adhesive tape, and be arranged between light guide plate 30 and supporting part 21, and simultaneously across in groove 22, to extend to the design of optical diaphragm group 40 protruding pinna 41 belows, can realize utilize one stick together part 60 just simultaneously fixed optics diaphragm group 40 in light guide plate 30, and lightguide plate fixing 30 is in the object of supporting part 21 belows, and still can reduce by sticking together part 60 friction of 20 of light guide plate 30 and frameworks, to prevent because of fricative different mail topic, or avoid optical diaphragm group 40 to slide in light guide plate 30, and cause because of slip scratch optical diaphragm group 40 and light guide plate 30.

And furthermore, utilize design of the present invention, and not only reduced the usage quantity that sticks together part 60 (adhesive tape), also shortened assembling man-hour, relative, manufacturing cost also can reduce, and makes product more competitive.

Although the present invention discloses as above with preferred embodiment; so it is not intended to limit the present invention, those skilled in the art, without departing from the spirit and scope of the present invention; when doing a little change and retouching, so protection scope of the present invention is as the criterion with the application's content that the scope of the claims is defined.

Claims

1. a display device, comprising:

One framework, has a supporting part, and this supporting part has at least one groove;

One light guide plate, is arranged in this framework, and is positioned at this supporting part below;

One optical diaphragm group, is arranged in this light guide plate, and this optical diaphragm group has a protruding pinna, and this protruding pinna is inserted in this groove;

One display panel, is positioned at this framework, and is arranged on supporting part; And

One sticks together part, be arranged between this light guide plate and this supporting part, and across this groove, and extend to this optical diaphragm group below.

2. display device as claimed in claim 1, is characterized in that, described in stick together part part be attached between this light guide plate and this supporting part, and described in stick together part other parts be the part across this groove, be attached between this protruding pinna and described light guide plate.

3. display device as claimed in claim 1, is characterized in that, described in to stick together part be a monomer continuous adhesive tape, use and fix this optical diaphragm group simultaneously in this light guide plate, and fix this light guide plate in this supporting part below.