CN101738751A - Liquid crystal display panel - Google Patents
Liquid crystal display panel Download PDFInfo
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- CN101738751A CN101738751A CN200810217864A CN200810217864A CN101738751A CN 101738751 A CN101738751 A CN 101738751A CN 200810217864 A CN200810217864 A CN 200810217864A CN 200810217864 A CN200810217864 A CN 200810217864A CN 101738751 A CN101738751 A CN 101738751A
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- lcd
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- display panels
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Abstract
The invention discloses a liquid crystal display (LCD) panel, comprising a LCD screen glass assembly formed by LCD screen glass and a drive circuit board and a plurality of optical plates. The device is characterized in that the LCD screen glass assembly and the optical plates are arranged in sequence in a superposed manner and are correspondingly clamped by a face frame and press strips, which are adapted to the LCD screen glass assembly and the optical plates to form a whole. In the invention, the arrangement way of dispersed superposition and integral clamping of the parts is adopted, so that the device no longer has heavy auxiliary components, thus greatly saving the product materials and reducing the processing links, further saving the production cost and processing cost, reducing the thickness and weight of the LCD panel and a display device and better meeting the requirement that the LCD is increasingly light and thin. The panel further solves the problems of optical structure positioning, shock resistance, skid resistance, radiation resistance and the like caused by structure simplification.
Description
Technical field
The present invention relates to the electronic product field, particularly a kind of display panels.
Background technology
In recent years, liquid crystal indicator is used more and more extensivelyr, as display devices such as LCD, LCD TV, PC all-in-ones, no matter be to be applied to any product, no matter be to be applied to which field also, pursuing the volume lightweight, save the processing cost and the energy, all is the target that present modern product is pursued.At present, existing display panels mainly is by the face frame, liquid crystal display, mainboard module, be formed by connecting with back cover again after the metal support combination, wherein, described liquid crystal display is mainly by preceding frame, the liquid-crystalline glasses module, center, optical sheet, light source, lampshade and backboard are formed, above-mentioned member is assembled after normally processing is assembled into corresponding composite module earlier again, thereby need the other parts such as center and backboard that increase to fix, make that the thickness of display panels is thicker usually, cost is higher, technology is more complicated also, and backboard is generally a hardware, more makes display panels and display device relatively heavier.Therefore, be necessary to break through the traditional design theory, look for a kind of new design, this design can be simplified the structure of display panels, reduces cost, and satisfies the lightening day by day development trend that gets of present display panels.
Summary of the invention
The object of the present invention is to provide a kind of display panels, being intended to solve needs to adopt a plurality of additional member to fix and causes that processing cost is higher, the defective of overall weight weight in the prior art.
The present invention realizes like this, a kind of display panels, comprise glasses for LCD group product, some optical sheets, described glasses for LCD group product comprise glasses for LCD and drive circuit board, the present invention is with after glasses for LCD group product, the superimposed in regular turn arrangement of some optical sheets, by forming an integral body behind adaptive with it face frame and the corresponding clamping of press strip.
The optical sheet that the present invention is adjacent with described glasses for LCD is first optical sheet, the exiting surface that described first optical sheet and described glasses for LCD adjacent surface are first optical sheet, and the back side of exiting surface is incidence surface.
Each optical sheet of described superimposed arrangement in regular turn comprises some blooming pieces, light guide plate and reflector.
Described each blooming piece is last diffusion sheet, brightening piece and the following diffusion sheet of arranging in regular turn, and described first optical sheet is last diffusion sheet.
Between the optical sheet that described first optical sheet is adjacent, also be provided with distance piece, further, described distance piece or be at least one bar shaped member, fit on the described first optical sheet incidence surface, or be a framing component, fit in around the first optical sheet incidence surface.
Be folded with cushion between described glasses for LCD and the light guide plate, further, described cushion or be at least one bar shaped member, or be a framed structure, fit in the light guide plate periphery.
Two ends up and down at described reflector also are outward extended with a bend, and this bend contains a concave shaped cavity, and a luminophor is housed in the described concave shaped cavity, and this luminophor is fixed on the reflector by two lamp sockets.
The present invention also is provided with and is used for glasses for LCD group product or/and the location structure of each optical sheet location on described frame.Further, described the square framework that frame is a hollow, constitute by two horizontal frames and two side frames, described location structure is arranged at described two horizontal frames or/and the back side of two side frames, described location structure for first location division that is used for glasses for LCD group product location or/and be used for second location division of each optical sheet location.
Described first location division for the two horizontal frames that are arranged at the face frame or/and at least one located lateral portion at the side frame back side or/and a longitudinal register portion.
Described second location division is arranged at the side frame back side of face frame, described each optical sheet both sides be outward extended with can with the flange of the described second location division corresponding matching.Described press strip is upper and lower or/and left and right at least two metal bar shaped tabular components corresponding to the face frame offer at least two and can hold the pilot hole that keeper passes through on the described press strip; Described frame is provided with at least two fixed legs corresponding with the press strip pilot hole, offers on the described fixed leg to cooperate fixing screw with the press strip keeper.
Be different from prior art, the present invention is by the superimposed in regular turn arrangement of each basic part that will form display panel, again by forming an integral body behind adaptive with it face frame and the corresponding clamping of press strip, it is superimposed to adopt each part to disperse, the set-up mode of whole clamping, make it no longer have heavy backboard and center, can save product material greatly, reduce processing link, thereby production cost and processing cost have been saved, simultaneously, also can reduce the thickness and the weight of display panels and display device, preferably reach the lightening day by day requirement of LCD.Further, the present invention has also overcome problems such as the optical texture location that causes behind the simplified structure, shockproof, anti-skidding, radiation proof.
Description of drawings
Fig. 1 is an one-piece construction exploded view of the present invention;
Fig. 2 is that each part cooperates sectional drawing behind the whole clamping of the present invention;
Fig. 3 is each optical sheet parts explosion of the present invention;
Fig. 4 is a face mount structure synoptic diagram of the present invention;
Fig. 5 is a back side structural representation behind the whole clamping of the present invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
As shown in Figure 1 and Figure 2, the present invention includes glasses for LCD group product (open cell), some optical sheets, described glasses for LCD group product comprise glasses for LCD 2 and drive circuit board 3, it is with after glasses for LCD group product, the superimposed in regular turn arrangement of some optical sheets, by press strip 14 each part is clamped on the corresponding face frame 1, make it to form an integral body, just constitute a display panels.The present invention is by corresponding superimposed with the part of each dispersion, unify clamping again, be different from and be combined into module in the prior art earlier, the constituted mode of set assembling both can reduce manufacturing procedure again, also can reduce the additional member of being derived by the prior art structure simultaneously, as center, backboard etc., so reduced processing cost, material cost and assembly cost, can reduce the weight of product again, further reached the whole lightening purpose of liquid crystal indicator.
As shown in Figure 1 and Figure 2, in the embodiment of the invention, describedly be used to realize that each part of Presentation Function comprises: some optical sheets of glasses for LCD 2, drive circuit board 3 and superimposed arrangement, described glasses for LCD 2 and optical sheet adjacency, wherein adjacent with glasses for LCD 2 optical sheet is first optical sheet.Described optical sheet comprises some blooming pieces, light guide plate 10 and reflector 13.Particularly, as shown in Figure 3, the blooming piece that the embodiment of the invention is showed comprises diffusion sheet and brightening piece 7, and wherein diffusion sheet can set up diffusion sheet 5 and following diffusion sheet 8 separately, last diffusion sheet 5, brightening piece 7, the superimposed in regular turn arrangement of diffusion sheet 8 down.Described diffusion sheet be mainly used in divergent beams, can provide uniform surface light source to LCDs; The main effect of brightening piece 7 is to revise direction of light, increases the utilization benefit of light, improves whole briliancy; The effect of light guide plate 10 is guiding radiation directions, improves liquid crystal display radiance degree and control brightness even; The effect of reflector 13 is that the light that will not enter light guide plate 10 reflects, and it is transferred on the liquid crystal display by light guide plate 10 again.
As shown in Figure 1 and Figure 2, described first optical sheet is last diffusion sheet 5, described upward diffusion sheet 5 and following diffusion sheet 8 lay respectively at two sides of brightening piece 7, wherein first optical sheet---upward the two sides of diffusion sheet 5 is respectively exiting surface 51 and incidence surface 52, described exiting surface 51 and glasses for LCD 2 adjacency.Between diffusion sheet 5 and the brightening piece 7, also be provided with distance piece 6 on described.Described distance piece 6 can be at least one bar shaped member, as Fig. 1, Figure 3 shows that two members that be arranged in parallel, fits in described both sides of going up the incidence surface 52 of diffusion sheet 5, also can be a framing component, fits in around the incidence surface 52 of diffusion sheet 5.Described brightening piece 7 is superimposed with the one side of light guide plate 10 by back, distance piece 6 location with following diffusion sheet 8, and the another side of light guide plate 10 and reflector 13 are superimposed, and described reflector 13 and light guide plate 10 superimposed faces are a shiny surface, are used for reflection ray to light guide plate 10.
Described distance piece 6 can be made by materials such as rubber, has certain elasticity, can be used for locating brightening piece 7 and following diffusion sheet 8, can keep having a slight gap between diffusion sheet 5 and the brightening piece 7 simultaneously, prevent because last diffusion sheet 5 and the brightening piece 7 superimposed polarisation phenomenons that cause.
Foregoing description is a preferable embodiment, also can do some distortion at the said structure setting, such as, can omit down diffusion sheet 8 and brightening piece 7.
As shown in Figure 2, described reflector outwards is extended with a bend 131 respectively in two ends about in the of 10, this bend 131 comprises second limit 1312 of first limit 1311 and whole reflector plate face respectively, and the space between described first limit 1311 and second limit 1312 forms two concave shaped cavities 1313.In described two concave shaped cavities 1313, one luminophor 14 is housed respectively, described luminophor 14 is strip, it can be any luminescence component, such as being cold-cathode fluorescence lamp or the strip LED lamp that formed by some LED, these luminophor 14 two ends are pasted by two lamp sockets 11 or are adopted alternate manner to be fixed on the reflector 13.This structure combines the lampshade and the reflector of prior art, can save rapidoprint, reduces assembly process, can further reduce the size of liquid crystal panel thickness direction simultaneously.
Because as the installation component of luminophor 14, therefore, in the specific embodiment, the comparable existing reflector commonly used of the thickness of reflector 13 is thick slightly, to keep suitable intensity simultaneously for reflector 13 of the present invention.Simultaneously, because reflector 13 is a non-metallic member, integrated bend 131 is easy to generate resilience, therefore, the present invention also has been provided with two adhesive strip 9, during assembling, be used for 1311 inboards, first limit of reflector 13 are bonded in light guide plate 10, prevent that it from producing distortion.
Above-mentioned part is superimposed in regular turn, as Fig. 1, shown in Figure 3, between described glasses for LCD 2 and optical sheet, can be folded with cushion 4, with keep between glasses for LCD 2 and the optical sheet one suitably between the crack, prevent to cause the distortion of optical sheet owing to the optical sheet expanded by heating.In this specific embodiment, can between glasses for LCD 2 and light guide plate 10, be folded with cushion 4.Annular or frame-shaped structure that described cushion 4 can be formed in one and form fit in around the exiting surface of light guide plate 10; Also can be at least one shape member, as two strip members that be arranged in parallel, fit in the exiting surface both sides of light guide plate 10.Described cushion 4 has certain elasticity, can be made by elastomeric material or other rubber-like material.Both can make between glasses for LCD 2 and the light guide plate 10 to keep certain intervals, simultaneously glasses for LCD 2 positioned perpendicular to its in-plane.Simultaneously, cushion 4 can produce certain elastic deformation, the influence that can avoid external vibration that entire product is brought being subjected to external force to do the time spent, and glasses for LCD 2 and light guide plate 10 are combined closely, can prevent the external dust invasion, pollute glass, influence imaging effect.In addition, because the friction factor of elastic pad material is bigger usually, under pressure, the friction force between cushion 4 and the glasses for LCD 2 is also bigger, slides so can also effectively prevent glasses for LCD 2.
For dustproof, can a dustproof sheet (not shown) be set in the side of following diffusion sheet 8, light guide plate 10, this dustproof sheet Pasting is in the following side of diffusion sheet 8, light guide plate 10, also fixes in the side that also can place down diffusion sheet 8, light guide plate 10 and the gap between the face frame 1.
As Fig. 1, Fig. 3, shown in Figure 5, for good fixedly glasses for LCD 2 and some optical sheets of superimposed arrangement, the present invention by the structural design on the face frame 1 and press strip 14 corresponding matching with glasses for LCD 2 and each optical sheet clamping.Described press strip 14 is upper and lower or/and left and right at least two metal bar shaped tabular components corresponding to face frame 1, and illustrated embodiment of the present invention is two metal beads of upper and lower settings.On the one hand hardware has higher intensity, can press solidly each assembly preferably equally during thinner thickness, on the other hand, can select to cover the length of drive circuit board 3, and by the characteristic of bonding jumper itself, plays the effect of preventing electromagnetic interference (EMI) simultaneously.On described press strip 14, offer at least two pilot holes 16.
As Fig. 1, Fig. 4, shown in Figure 5, the present invention is provided with on face frame 1 and is used for glasses for LCD group product or/and the location structure of each optical sheet location.Particularly, described frame 1 is the cubic type framework of a center hollow, is made of two horizontal frames 101 and two side frames 102,, is provided with and is used for glasses for LCD group product or/and the location structure of each optical sheet location or/and the back side of two side frames 102 at described two horizontal frames 101.Of the present invention be arranged at location structure on the face frame 1 for first location division that is used for glasses for LCD group product location or/and be used for second location division of each optical sheet location.Described first location division comprises at least one located lateral portion 107 or/and a longitudinal register portion 104 can be the horizontal or/and longitudinal register of glasses for LCD group product.Simultaneously, described first location division is connected with the bottom surface with the sidewall of face frame 1, can strengthen the intensity of location division, also can play the effect that reinforcement is set at face frame 1 simultaneously.On described side frame 102, be provided with at least two fixed legs 105 corresponding with press strip pilot hole 16, described fixed leg 105 can place in the receiving space of longitudinal register portion 104 and the formation of face frame 1 sidewall, offers on it and can cooperate fixing screw 106 with press strip keeper 15.Two keepers 15 can pass through press strip pilot hole 16, are combined in the screw 106, by press strip 14 glasses for LCD group product and each optical sheet tightly are clamped on the face frame 1, can make the whole liquid crystal display panel appearance unified, attractive in appearance simultaneously.
For strengthening the intensity of face frame 1 itself, the present invention also is provided with the stiffening rib 109 of some even distributions at the back side of two horizontal frames 101 and two side frames 102; For ease of follow-up and assembling back cover, the back side at described two horizontal frames 101 and two side frames 102 also is provided with at least one buckle 108.
As Fig. 4, shown in Figure 5, second location division 103 of the present invention is arranged at side frame 102 back sides of face frame 1, accordingly, described each optical sheet both sides are outward extended with a flange, it is last diffusion sheet flange 53, brightening piece flange 71, following diffusion sheet flange 81, light guide plate flange 111, reflector flange 132, can with described second location division 103 corresponding matching, during assembling, the flange of each optical sheet side can place between two second location divisions 103, thereby reaches the purpose to the horizontal and vertical location of optical sheet.Simultaneously, described second location division 103 is connected with the bottom surface with the sidewall of face frame 1, can strengthen the intensity of location division, also can play the effect that reinforcement is set at face frame 1.
Assembling process of the present invention is as follows:
1) glasses for LCD 2 is put on the face frame 1, utilizes located lateral portion 107 and longitudinal register portion 104 on the face frame 1 that glasses for LCD 2 is located, and the drive circuit board on the glasses for LCD 23 is opened;
2) each blooming piece is stacked on the glasses for LCD 2 in regular turn, utilizes each flange on the blooming piece, second location division 103 on the side frame 102 of faying face frame 1 is positioned each blooming piece on the face frame 1;
3) luminophor 12 is placed on the lamp socket 11, lamp socket 11 is pasted be fixed in light guide plate 10 sides again, luminophor 12 is placed in the bend 131 of reflector 13 then, thereby light guide plate 10, luminophor 12 and reflector 13 are fitted together.Because reflector 13 properties of materials, the bend 131 that its bending forms may be difficult for typing, therefore, first 1311 of bend 131 can be pasted and be fixed on the light guide plate 10, also second 1312 can be pasted and be fixed on the light guide plate 10.4) integral body with light guide plate 10, luminophor 12 and reflector 13 assemblings is positioned over down on the diffusion sheet 8, and make the exiting surface of light guide plate 10 adjacent with following diffusion sheet 8, utilize the flange of light guide plate 10 and reflector 13, second location division 103 on the faying face frame 1 is positioned on the face frame 1; Can suitably design the height of first location division, the exiting surface of light guide plate 10 can be placed on the upper surface of located lateral portion 107 and longitudinal register portion 104, also can paste cushion 4 at the exiting surface of light guide plate 10, to keep the gap of glasses for LCD 2 and optical sheet, simultaneously glasses for LCD 2 is being positioned perpendicular to its in-plane.5) utilize metal bead 14 to be pressed on reflector 13 back sides, and with press strip keeper 15---screw or snap fit are fixed in the drive circuit board on the glasses for LCD 23 on the metal bead 14 on face frame 1 then, thereby finish the assembling of liquid crystal panel.
The present invention can be the display panel of LCD, LCD TV or computing machine.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (14)
1. display panels, comprise glasses for LCD group product, some optical sheets, described glasses for LCD group product comprise glasses for LCD and drive circuit board, it is characterized in that, it is with after glasses for LCD group product, the superimposed in regular turn arrangement of some optical sheets, by forming an integral body behind adaptive with it face frame and the corresponding clamping of press strip.
2. display panels as claimed in claim 1, it is characterized in that, the optical sheet adjacent with described glasses for LCD is first optical sheet, the exiting surface that described first optical sheet and described glasses for LCD adjacent surface are first optical sheet, and the back side of exiting surface is incidence surface.
3. display panels as claimed in claim 2 is characterized in that: each optical sheet of described superimposed arrangement in regular turn comprises some blooming pieces, light guide plate and reflector.
4. display panels as claimed in claim 3 is characterized in that: last diffusion sheet, brightening piece and the following diffusion sheet of described each blooming piece for arranging in regular turn, described first optical sheet is last diffusion sheet.
5. display panels as claimed in claim 2 is characterized in that, is provided with distance piece between the optical sheet that described first optical sheet is adjacent.
6. display panels as claimed in claim 5 is characterized in that, described distance piece or be at least one bar shaped member fits on the described first optical sheet incidence surface, or is a framing component, fits in around the first optical sheet incidence surface.
7. display panels as claimed in claim 3 is characterized in that, is folded with cushion between described glasses for LCD and the light guide plate.
8. display panels as claimed in claim 7 is characterized in that, described cushion or be at least one bar shaped member, or be a framed structure, fit in the light guide plate periphery.
9. display panels as claimed in claim 3 is characterized in that, described reflector is outward extended with a bend in two ends up and down, and this bend contains a concave shaped cavity, and a luminophor is housed in the described concave shaped cavity, and this luminophor is fixed on the reflector by two lamp sockets.
10. as each described display panels of claim 1-9, it is characterized in that described frame is provided with and is used for glasses for LCD group product or/and the location structure of each optical sheet location.
11. display panels as claimed in claim 10, it is characterized in that, described the square framework that frame is a hollow, constitute by two horizontal frames and two side frames, described location structure is arranged at described two horizontal frames or/and the back side of two side frames, described location structure for first location division that is used for glasses for LCD group product location or/and be used for second location division of each optical sheet location.
12. display panels as claimed in claim 11 is characterized in that, described first location division for the two horizontal frames that are arranged at the face frame or/and at least one located lateral portion at the side frame back side or/and a longitudinal register portion.
13. display panels as claimed in claim 11 is characterized in that, described second location division is arranged at the side frame back side of face frame, described each optical sheet both sides be outward extended with can with the flange of the described second location division corresponding matching.
14. display panels as claimed in claim 10 is characterized in that, described press strip is upper and lower or/and left and right at least two metal bar shaped tabular components corresponding to the face frame offer at least two and can hold the pilot hole that keeper passes through on the described press strip; Described frame is provided with at least two fixed legs corresponding with the press strip pilot hole, offers on the described fixed leg to cooperate fixing screw with the press strip keeper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810217864A CN101738751A (en) | 2008-11-25 | 2008-11-25 | Liquid crystal display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810217864A CN101738751A (en) | 2008-11-25 | 2008-11-25 | Liquid crystal display panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101738751A true CN101738751A (en) | 2010-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810217864A Pending CN101738751A (en) | 2008-11-25 | 2008-11-25 | Liquid crystal display panel |
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| CN (1) | CN101738751A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015100982A1 (en) * | 2013-12-31 | 2015-07-09 | 京东方科技集团股份有限公司 | Backlight module and display device |
-
2008
- 2008-11-25 CN CN200810217864A patent/CN101738751A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015100982A1 (en) * | 2013-12-31 | 2015-07-09 | 京东方科技集团股份有限公司 | Backlight module and display device |
| US9477030B2 (en) | 2013-12-31 | 2016-10-25 | Boe Technology Group Co., Ltd. | Backlight unit and display device |
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Open date: 20100616 |