CN201259594Y

CN201259594Y - LCD module

Info

Publication number: CN201259594Y
Application number: CNU2008201102731U
Authority: CN
Inventors: 胡绍星
Original assignee: Beijing BOE Optoelectronics Technology Co Ltd
Current assignee: BOE Technology Group Co Ltd; Beijing BOE Optoelectronics Technology Co Ltd
Priority date: 2008-08-29
Filing date: 2008-08-29
Publication date: 2009-06-17
Anticipated expiration: 2018-08-29

Abstract

The utility model discloses a LCD module, which relates to LCD technical field and solves the technical problems that the LCD module in the prior art has greater assembly difficulty and higher cost. The LCD module comprises at least a backplane, a backlight module group and a LCD panel; the backlight module group comprises a light guiding plate and at least an optical film; the backplane comprises a bottom surface and side walls; LCD panel support parts are arranged on the side walls; the LCD panel support parts are connected with the side walls of the backplane; the backlight module group is arranged on the bottom surface of the backplane; the LCD panel is arranged on the LCD panel support parts. The LCD module is mainly applicable to LCD devices.

Description

LCD MODULE

Technical field

The utility model relates to technical field of liquid crystal display, is specifically related to a kind of LCD MODULE.

Background technology

Backlight is a kind of assembly of background light source being provided for the interior LCD MODULE of LCD.Be widely used at present on the various electronic equipments that are provided with LCD MODULE, its application in LCD is more common.Mold framework, backboard, optics module are the vitals in the Backlight For Liquid Crystal Display Panels.

As shown in Figure 1, existing LCD MODULE, comprise at least one backboard 11, display panels 8, module backlight, the outside framework 13 of mold framework 19 and metal material, wherein: module backlight comprises that light guide plate 9 and at least one be located at the optical thin film 12 of light guide plate 9 upper surfaces, the bottom surface of light guide plate 9 is provided with end reflectance coating 25, backboard 11 comprises the sidewall of bottom surface and bending-like, light guide plate 9 places on backboard 11 bottom surfaces, mold framework 19 is located on the sidewall of bending-like of backboard 11, mold framework 19 presses on the light guide plate 9, and the edge part of display panels 8 is overlapped on the mold framework 19; The sidewall of the bending-like of display panels 8, mold framework 19 and backboard 11 also is provided with outside framework 13 outward, outside framework 13 encases around the sidewall of mold framework 19 and backboard, the one end presses on the upper surface of display panels 8 edge parts, and outside framework 13 is connected by the mode that screw, screw cooperate with the sidewall of backboard 11.Mold framework 19 and outside framework 13 are fixing reliably with display panels 8.Mold framework 19 supports display panels 8 and avoids it directly to be pressed on the optical thin film 12 and optical thin film 12 is damaged by pressure.

Thereby avoid display panels to damage optical thin film by pressure though prior art adopts mold framework can realize supporting display panels to a certain extent, there are the following problems at least:

Mold framework need consume many materials and assembling trouble, causes the assembling difficulty of LCD MODULE big, cost is higher.

The utility model content

The utility model provides a kind of backboard, big, the cost technical problems of high of the assembling difficulty that has solved LCD MODULE of the prior art.

For solving the problems of the technologies described above, the utility model adopts following technical scheme:

This LCD MODULE, comprise at least one backboard, module backlight and display panels, described module backlight comprises light guide plate and at least one optical thin film, described backboard comprises bottom surface and sidewall, described sidewall is provided with the display panels support portion, the display panels support portion of described backboard links to each other with the sidewall of described backboard, and described module backlight places on the bottom surface of described backboard, and described display panels places on the described display panels support portion.

Compared with prior art, in the above-mentioned LCD MODULE provided by the utility model, display panels places on the display panels support portion, display panels is under the supporting role of display panels support portion, can not contact with optical thin film, so can under the situation of not using existing mold framework, realize supporting reliably display panels, avoid display panels to damage optical thin film by pressure, solved that the available technology adopting mold framework causes the assembling difficulty of LCD MODULE big, the cost technical problems of high.

Description of drawings

Fig. 1 is the annexation synoptic diagram of display panels and backboard, module backlight, mold framework and outside framework in the existing LCD MODULE;

The backboard that Fig. 2 is provided for the utility model embodiment 1 and the annexation synoptic diagram of display panels, module backlight and outside framework;

The schematic perspective view of a kind of embodiment of the backboard that Fig. 3 is provided for the utility model embodiment 1;

Fig. 4 is the display panels lower support of backboard shown in Figure 3 and the enlarged diagram of display panels lateral bolster support part;

Fig. 5 is the assembling process synoptic diagram of two backboards shown in Figure 3;

Fig. 6 is the schematic perspective view after two backboards shown in Figure 5 are assembled along the A-A line;

The schematic perspective view of another embodiment of the backboard that Fig. 7 is provided for the utility model embodiment 1;

Fig. 8 is the synoptic diagram after two backboards shown in Figure 7 are assembled along the B-B line;

The schematic perspective view of another embodiment of the backboard that Fig. 9 is provided for the utility model embodiment 1;

The synoptic diagram that Figure 10 is four backboards shown in Figure 9 after C-C line and the assembling of D-D line;

The backboard that Figure 11 is provided for the utility model embodiment 2 and the annexation synoptic diagram of display panels, module backlight and outside framework.

Mark among the figure: 1, bottom surface; 2, sidewall; 3, backboard; 4, backboard; 5, display panels lateral bolster support part; 51, fixed part on every side; 6, display panels lower support; 8, display panels; 9, light guide plate; 10, backboard; 11, backboard; 12, optical thin film; 13, outside framework; 14, installation portion; 15, fixed part; 16, buckle; 17, hole clipping; 18, buffering adhesive tape; 19, mold framework; 20, backboard; 21, adhesive tape; 22, backboard; 23, backboard; 24, backboard; 25, end reflectance coating.

Embodiment

Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.

The utility model embodiment provides a kind of backboard that can support display panels under the situation of not using mold framework reliably.

Embodiment 1:

As Fig. 2 and shown in Figure 5, the LCD MODULE that the utility model embodiment is provided, comprise at least one backboard 11, module backlight and display panels 8 as shown in Figure 3 and Figure 4, module backlight comprises light guide plate 9 and at least one optical thin film 12, backboard 11 comprises bottom surface 1 and sidewall 2, sidewall 2 is provided with the display panels support portion, the display panels support portion of backboard 11 links to each other with the sidewall 2 of backboard 11, module backlight places on the bottom surface 1 of backboard 11, and display panels 8 places on the display panels support portion.

Because display panels 8 places on the display panels support portion in the LCD MODULE, display panels 8 is under the supporting role of display panels support portion, can not contact with optical thin film 12, so can under the situation of not using mold framework in the prior art, realize supporting reliably display panels 8, avoid the display panels 8 to damage optical thin film 12 by pressure, solved that the available technology adopting mold framework causes the assembling difficulty of LCD MODULE big, the cost technical problems of high.

As shown in Figure 3 and Figure 4, the display panels support portion comprises display panels lower support 6 and display panels lateral bolster support part 5.The edge part of display panels 8 lower surfaces presses on the display panels lower support 6, and display panels lower support 6 plays the effect of support to display panels 8 from the below; Display panels lateral bolster support part 5 leans with around the display panels 8, thereby display panels 8 is fixed on surface level.Display panels lateral bolster support part 5 can prevent that display panels 8 from sliding on display panels lower support 6.

Display panels

lower support

6 and 5 vertical linking to each other of display panels lateral bolster support part, display panels lower support 6 parallels with the bottom surface 1 of backboard 11, and display panels lateral bolster support part 5 links to each other with the sidewall 2 of backboard 11 away from an end of display panels lower support 6.Because display panels lower support 6 forms the square angle with 5 vertical linking to each other of display panels lateral bolster support part, the bottom surface of the structure of square angle and display panels 8 with and cooperating on every side more compact, help more firm location display panels 8.

Backboard 11 and display panels lower support 6, display panels lateral bolster support part 5 are a sheet metal bending distortion and form, this structure can adopt Sheet Metal Forming Technology to make fast, and rigidity is better, is convenient to produce in batches, and sheet metal is preferably aluminium sheet.Certainly, backboard 11 also can form for different sheet metals is connected by connected modes such as welding, riveted joints with display panels lower support 6, display panels lateral bolster support part 5.

Be provided with the buffering adhesive tape between display panels 8 and the display panels support portion.In the present embodiment buffering adhesive tape 18 be located between display panels 8 and the display panels lower support 6 and or display panels 8 and display panels lateral bolster support part 5 between.

The effect of buffering adhesive tape 18 is: the impulsive force that 8 pairs of display panels lateral bolster of one side damping fluid LCD panel support part 5 is applied makes display panels 8 more tight with cooperating of display panels lower support 6 on the other hand.

Buffering adhesive tape 18 is the single face adhesive tape and is pasted on display panels lower support 6 He or the display panels lateral bolster support part 5.The single face adhesive tape is convenient to be pasted, and is pasted on display panels lower support 6 He or the display panels lateral bolster support part 5, makes the plug-in mounting of display panels 8 more convenient.

As shown in Figure 3, the bottom surface 1 of backboard 11 is rectangular, and the bottom surface 1 of backboard 23 as shown in Figure 9 is square, as shown in Figure 7 the right-angle triangle that is of the bottom surface 1 of backboard 20.Two bottom surface 1 rectangular backboards 10 as shown in Figure 3 can be combined as the backboard assembly by mode edge A-A line as shown in Figure 6 as shown in Figure 5 with backboard 11.Four bottom surfaces 1 as shown in Figure 9 are foursquare backboard 3, backboard 4, backboard 23 and backboard 24 and can be combined as the backboard assembly along C-C line and D-D line as shown in figure 10.Two bottom surface 1 rectangular triangles and also can be as shown in Figure 8 form as shown in Figure 8 backboard assembly along the B-B line with the centrosymmetric backboard 20 of the mid point of hypotenuse and backboard 22.The backboard assembly can more stablize, support uniformly, the immobile liquid LCD panel.The combination slot line place of backboard assembly is pasted with adhesive tape 21, and adhesive tape 21 can prevent the disengagement of backboard assembly.

As shown in Figure 2, the LCD MODULE that the utility model embodiment is provided also comprises outside framework 13, and outside framework 13 encases around the display panels 8 and the sidewall 2 of backboard 11.Outside framework 13 is made for metal material.Outside framework 13 is located at sidewall 2 outsides of backboard 11, outside framework 13 with around the display panels 8 and the sidewall 2 of backboard 11 encase.Outside framework 13 comprises installation portion 14 and links to each other with installation portion 14 and be overlapped in fixed part 15 on the display panels 8, be provided with syndeton between the sidewall 2 of installation portion 14 and backboard 11, installation portion 14 removably connects by the sidewall 2 of this syndeton and backboard 11.The fixed part 15 of outside framework 13 is overlapped on the display panels 8 upper surface edges, from top display panels 8 is fixed, the display panels lower support 6 of backboard 11 is from below supporting display panels 8, display panels lateral bolster support part 5 is fixing with display panels 8 from the side, thereby display panels 8 is reliably located.Installation portion 14 forms for same sheet metal bending distortion with fixed part 15.

Syndeton comprises buckle 16 or the pilot hole on the sidewall 2 of being located at backboard 11 and is located at hole clipping 17 or the locating button that matches with buckle 16 or pilot hole on the installation portion 14, outside framework 13 by buckle 16 and hole clipping 17 cooperate or the sidewall 2 with backboard 11 that cooperates of pilot hole and locating button removably connects.

Buckle 16 is parallel with the sidewall 2 of backboard 11 towards direction extension and its end near backboard 11 bottom surfaces 1.Thereby cooperating on the sidewall that is stuck in backboard 11 2 with outside framework 13 of buckle 16 and hole clipping 17 is fixed, and the fixed part 15 that is fixed in outside framework 13 on the sidewall 2 of backboard 11 is connected on the display panels 8, thereby prevents that display panels 8 is from deviating from.Certainly, the way of realization of syndeton also can have various variations in the present embodiment, such as: use the fit system of screw and screw or bolt, screw and nut, also can realize outside framework 13 is fixed on the sidewall 2 of backboard 11.

Embodiment 2:

As shown in figure 11, the difference of the utility model embodiment and embodiment 1 is: the display panels support portion comprises display panels lower support 6 in the present embodiment.The inboard of outside framework 13 is provided with fixed part 51 on every side, on every side fixed part 51 immobile liquid LCD panels 8.

Fixed part 51 connects with around the display panels 8 around the outside framework 13.The fixed part 15 of outside framework 13 be overlapped in display panels 8 upper edge along on, can prevent that display panels 8 from deviating from from the top; Thereby fixed part 51 prevents that display panels 8 from sliding with connecting around the display panels 8 around the outside framework 13 on display panels lower support 6, and outside framework 13 cooperates with display panels lower support 6 from vertical and horizontal both direction display panels 8 secure fixation.

Fixed part 51 projection that can be bent to form towards its inboard for outside framework 13 on every side.Fixed part 51 was in the inboard of outside framework 13 around the mode that certainly, also can adopt welding or be threaded fixed one.

More than embodiment provided by the utility model only be the specific implementation method of several typical embodiment of the present utility model; the implementation method that other also can be arranged; such as: shape, the structure of the utility model embodiment dorsulum also can have multiple conversion; these those skilled in the art also can select other material, the combination of material to implement said method; but these do not break away from the spirit and scope of technical solutions of the utility model, all within the protection domain of this patent.

Claims

1, a kind of LCD MODULE, comprise at least one backboard, module backlight and display panels, described module backlight comprises light guide plate and at least one optical thin film, it is characterized in that: described backboard comprises bottom surface and sidewall, described sidewall is provided with the display panels support portion, the display panels support portion of described backboard links to each other with the sidewall of described backboard, and described module backlight places on the bottom surface of described backboard, and described display panels places on the described display panels support portion.

2, LCD MODULE according to claim 1 is characterized in that: described display panels support portion comprises display panels lower support and display panels lateral bolster support part.

3, LCD MODULE according to claim 1 is characterized in that: described display panels support portion comprises the display panels lower support.

4, according to claim 1 or 2 or 3 described LCD MODULE, it is characterized in that: be provided with the buffering adhesive tape between described display panels and the described display panels support portion.

5, LCD MODULE according to claim 1 is characterized in that: rectangular or the square or right-angle triangle in the bottom surface of described backboard.

6, LCD MODULE according to claim 5 is characterized in that: this LCD MODULE comprises that two bottom surfaces are rectangular, the described backboard of square or right-angle triangle, or four rectangular, foursquare described backboards in bottom surface.

7, LCD MODULE according to claim 1 is characterized in that: described LCD MODULE also comprises outside framework, and described outside framework encases around the described display panels and the sidewall of described backboard.

8, LCD MODULE according to claim 7 is characterized in that: the inboard of described outside framework is provided with fixed part on every side, the fixing described display panels of described fixed part on every side.