CN205174253U - Backlight module group and liquid crystal display - Google Patents
Backlight module group and liquid crystal display Download PDFInfo
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- CN205174253U CN205174253U CN201521035925.6U CN201521035925U CN205174253U CN 205174253 U CN205174253 U CN 205174253U CN 201521035925 U CN201521035925 U CN 201521035925U CN 205174253 U CN205174253 U CN 205174253U
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- side plate
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Abstract
The utility model provides a backlight module group and liquid crystal display, backlight unit includes: the backplate, optics diaphragm group, optics diaphragm group is including at least one target optics diaphragm and at least one interval optics diaphragm, glue the frame, including being used for fixing fixed part and the supporting part that is used for support panel on the backplate with gluing the frame, the fixed part is fixed to be set up on the backplate, the supporting part with at least one interval optics diaphragm flushes, and the supporting part setting is on target optics diaphragm, the light shield layer sets up on target optics diaphragm, and the supporting part covers the first edge of light shield layer, and interval optics diaphragm covers the second edge of light shield layer, and first edge and second marginal facies are right. According to the utility model discloses, can avoid LCD's marginal light leak on the basis to the backlight unit attenuateization.
Description
Technical field
The utility model relates to LCD Technology, particularly relates to a kind of backlight module and liquid crystal display.
Background technology
Liquid crystal display is product indispensable in a kind of daily life, in the backlight module of available liquid crystal display, set up and be equipped with light source, backboard, glue frame, blooming piece etc., backboard comprises base plate and flanging, glue frame comprises sidewall and support portion, and wherein above-mentioned sidewall is for being fixed on the flanging of backboard by glue frame, and above-mentioned support portion is at least for supporting the liquid crystal panel of liquid crystal display.Common, blooming piece can be arranged on the top of support portion, also can be arranged on the below of support portion, according to the difference of blooming piece setting position, those skilled in the art liquid crystal display is divided into underlying diaphragm type and on put diaphragm type.
For underlying diaphragm mode, its assembling schematic diagram as shown in Figure 1, optical diaphragm group 101 comprises multiple blooming piece, optical diaphragm group 101 is provided with hangers, optical diaphragm group 101 is articulated in the projection 1021 of the specific location of the flanging of backboard 102 by this hangers, optical diaphragm group 101 is arranged on the below of glue frame 103, and namely the lower surface of the support portion 1031 of glue frame 103 is pressed in the upper surface of optical diaphragm group 101.Reflector plate (not shown) and light guide plate assembly 104 is provided with between optical diaphragm group 101 and backboard 102.Glue frame 103 also includes the fixed part 1032 be connected with support portion 1031, and fixed part 1032 for being fixed by glue frame 103, such as, is fixed on backboard 102 by this fixed part 1032.
For on put diaphragm mode, its assembling schematic diagram as shown in Figure 2, optical diaphragm group 201 comprises multiple blooming piece, optical diaphragm group 201 is provided with hangers, optical diaphragm group 201 is fixed in the projection 2022 of the support portion 2021 of glue frame 202 by this hangers, optical diaphragm group 201 is arranged on the top of glue frame 202, is provided with reflector plate (not shown) and light guide plate assembly 204 between glue frame 202 and backboard 203.Glue frame 202 also includes the fixed part 2023 be connected with support portion 2021, and fixed part 2023 for being fixed by glue frame 22, such as, is fixed on backboard 203 by this fixed part 2023.
Utility model content
The utility model provides a kind of backlight module and liquid crystal display, to provide a kind of new diaphragm fixed form.
The utility model first aspect provides a kind of backlight module, comprising:
Backboard;
Optical diaphragm group, described optical diaphragm group comprises at least one objective optics diaphragm and at least one spacing optical diaphragm;
Glue frame, comprise for described glue frame being fixed on the fixed part on described backboard and being used for the support portion of support panel, described fixed part is fixedly installed on described backboard, and described support portion flushes with at least one spacing optical diaphragm described, and described support portion is arranged on described objective optics diaphragm;
Light shield layer, be arranged on described objective optics diaphragm, described support portion covers the first edge of described light shield layer, and the second edge of light shield layer described in described spacing optical membrane covered, described first edge is relative with the second edge.
According to backlight module as above, alternatively, described spacing optical diaphragm is positioned at the top of described objective optics diaphragm; Or
Described spacing optical diaphragm is positioned at the top of described objective optics diaphragm.
According to backlight module as above, alternatively, described support portion is provided with notch part, described notch part is for holding the extension of described objective optics diaphragm.
According to backlight module as above, alternatively, described light shield layer is silk-screen white ink layer or white size layer of cloth.
According to backlight module as above, alternatively, also comprise:
Panel, be arranged on above described optical diaphragm group, described panel comprises the region for display frame;
Fore shell, arranges around described panel and covers each edge of described panel;
The length that second edge of described light shield layer extends in panel enters described viewing area 1mm-2mm.
According to backlight module as above, alternatively, also comprise:
Support, for limiting the relative position of described optical diaphragm group and described glue frame, described support comprises the first side plate, base plate and the second side plate that connect successively, described first side plate is arranged in the hangers of described optical diaphragm group, described second side plate and described glue frame fix, and described first side plate and described second side plate are oppositely arranged.
According to backlight module as above, alternatively, fit and arrange in the outside of described second side plate and described fixed part.
According to backlight module as above, alternatively, the arranged outside of described fixed part has the portion of caving in, described in cave in portion for holding described second side plate.
According to backlight module as above, alternatively, described glue frame also comprises for carrying out spacing limiting section to liquid crystal panel, and described limiting section is provided with otch in described hangers position, and described otch is used for described base plate is extended to outside described fixed part.
Another aspect of the utility model provides a kind of liquid crystal display, comprises the backlight template as above described in any one.
As shown from the above technical solution, the backlight module that the utility model provides and liquid crystal display, by making glue frame flush with at least one spacing optical diaphragm, and then making backlight module decrease a part of thickness in a thickness direction, being beneficial to thinningization of liquid crystal display.In addition, optical diaphragm group is divided into objective optics diaphragm and spacing optical diaphragm, and by light shield layer being arranged on to block the light from spilling between spacing optical diaphragm and support portion on objective optics diaphragm, and then avoid the surrounding of liquid crystal display cross bright affect user viewing.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the underlying diaphragm fixed form of blooming piece in prior art;
Fig. 2 be in prior art blooming piece on put the structural representation of diaphragm fixed form;
Fig. 3 A is the perspective view of the backlight module according to the utility model one embodiment;
Fig. 3 B is the close-up schematic view at the M place, position, a hangers place of Fig. 3 A;
Fig. 3 C is the cross-sectional view at the hangers place of backlight module according to the utility model one embodiment;
Fig. 3 D is the cross-sectional view not being provided with hangers place of the backlight module according to the utility model one embodiment;
Fig. 3 E is the cross-sectional view at the hangers place of backlight module according to another embodiment of this practical information;
Fig. 3 F is the cross-sectional view at the hangers place of backlight module according to another embodiment of this practical information;
Fig. 4 A is the perspective view of the optical diaphragm group according to another embodiment of the utility model;
Fig. 4 B is the three-dimensional structure for amplifying schematic diagram at N position, hangers place place in Fig. 4 A;
Fig. 4 C is the cross-sectional view of the optical diaphragm group according to another embodiment of the utility model;
Fig. 5 A is the perspective view according to the utility model glue frame of an embodiment again;
Fig. 5 B is the structure for amplifying schematic diagram at glue frame P place in Fig. 5 A;
Fig. 6 A is the perspective view of the backlight module according to another embodiment of the utility model;
Fig. 6 B is the close-up schematic view at the Q place, position, hangers 3021 place of Fig. 6 A;
Fig. 6 C is the cross-sectional view at the hangers place of the backlight module of Fig. 6 A;
Fig. 6 D is the cross-sectional view at the hangers place of backlight module with kink;
Fig. 7 is the perspective view of the support according to the another embodiment of the utility model;
Fig. 8 A is the cross-sectional view according to the utility model hangers place of the backlight module of the backlight module of an embodiment again;
Fig. 8 B is the cross-sectional view not being provided with hangers place according to the utility model backlight module of the backlight module of an embodiment again.
Reference numeral:
101-optical diaphragm group 102-backboard 1021-is protruding
103-glue frame 1031-support portion 1032-fixed part
104-light guide plate assembly 201-optical diaphragm group 202-glue frame
The protruding 2023-fixed part of 2021-support portion 2022-
203-backboard 204-light guide plate assembly 301-backboard
302-optical diaphragm group 3021-hangers 3022-objective optics diaphragm
3023-spacing optical diaphragm 303-glue frame 3031-fixed part
3032-support portion 3033-notch part 3034-limiting section
304-light guide plate 305-support panel 306-light shield layer
401-fore shell 501-support 5011-first side plate
5012-base plate 5013-second side plate 601-depressed part
5014-kink 310-protuberance
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment one
The present embodiment provides a kind of backlight module, and this backlight module is used for liquid crystal display.The backlight 301 of the present embodiment, optical diaphragm group 302, glue frame 303 and light shield layer 306.
As shown in Figure 3A, be the perspective view of the backlight module of the present embodiment, this backlight module comprises optical diaphragm group and glue frame.Wherein optical diaphragm group 302 can be provided with multiple hangers, it is relative fixing to make between optical diaphragm group with glue frame that this hangers is used for arranging support.As shown in Figure 3 B, be the close-up schematic view at the M place, position, hangers 3021 place of Fig. 3 A; As shown in Figure 3 C, be the cross-sectional view at the hangers place of the backlight module of the present embodiment; As shown in Figure 3 D, be the cross-sectional view not being provided with hangers place of the backlight module of the present embodiment.
Backboard 301 in the present embodiment is provided with light source (not shown), and this light source is such as LED.The structure of backboard 301 can set according to actual needs, and such as backboard 301 comprises bottom surface and four flangings be all connected with bottom surface, and four flangings are connected successively and surround quadrangle.The structure of this backboard 301 is prior art, does not repeat them here.
The optical diaphragm group 302 of the present embodiment comprises at least one objective optics diaphragm 3022 and at least one spacing optical diaphragm 3023.In order to distinguish each diaphragm in optical diaphragm group 302, be called objective optics diaphragm 3022 to the blooming piece overlapped with support portion on the direction perpendicular to optical diaphragm group 302, the blooming piece except objective optics diaphragm 2022 is called spacing optical diaphragm 3023.Alternatively, can have predeterminable range between spacing optical diaphragm 3023 and support portion 3032, as shown in Figure 3 B, spacing optical diaphragm 3023 and support portion 3032 are arranged side by side.This is because optical diaphragm group 302 and support portion 3032 are two parts, when two parts are arranged side by side, due to technological problems, always has gap between two parts.
The spacing optical diaphragm 3023 of the present embodiment can be positioned at the top of objective optics diaphragm 3022, as shown in Figure 3 B, objective optics diaphragm 3022 can stretch to the below of support portion 3032, also notch part 3033 can be provided with on support portion 3032, as shown in FIGURE 3 E, this notch part 3033 is for holding the extension of objective optics diaphragm 3022, this extension refers to the part that objective optics diaphragm 3022 stretches into support portion 3032, under the prerequisite of thickness ensureing support portion 3032, can not increase the thickness of backlight module so as far as possible.Or as illustrated in Figure 3 F, spacing optical diaphragm 3023 is positioned at the below of objective optics diaphragm 3022, support portion 3032 is provided with notch part 3033, as illustrated in Figure 3 F, this notch part 3033 is for holding objective optics diaphragm 3022, under the prerequisite of thickness ensureing support portion 3032, can not increase the thickness of backlight module so as far as possible.
The support portion 3032 that glue frame 303 comprises the fixed part 3031 for glue frame 303 being fixed on backboard 301 and is connected with fixed part 3031, support portion 3032 is for support panel 305.Fixed part 3031 can be fixedly installed on backboard 301, and support portion 3032 flushes with at least one spacing optical diaphragm 3023.The thickness of at least one spacing optical diaphragm 3023 is less than the thickness of support portion 3032, at least one spacing optical diaphragm 3023 flushes with support portion 3032 and refers to, at least one spacing optical diaphragm 3023 above-mentioned is positioned at the region that the support portion on the glue frame of four direction encloses.Particularly, when at least one objective optics diaphragm 3022 is between support portion 3032 and light guide plate 304, above-mentioned spacing optical diaphragm 3023 is concordant with support portion refers to that spacing optical diaphragm 3023 is positioned at objective optics diaphragm 3022, in the space that support portion 3032 and panel 305 enclose, when at least one objective optics diaphragm 3022 is between support portion 3032 and panel 305, above-mentioned spacing optical diaphragm 3023 flushes with support portion 3032 and refers to that spacing optical diaphragm 3023 is positioned at objective optics diaphragm 3022, in the space that support portion 3032 and light guide plate 304 enclose, make the spacing of spacing optical diaphragm 3023 and support portion 3032 sharing backlight module thickness direction, be conducive to the thinning of backlight module.Support portion 3032 is arranged on objective optics diaphragm 3022, and this is arranged on and objective optics diaphragm 3022 refers to objective optics diaphragm 3022 and support portion 3032 on the direction perpendicular to optical diaphragm group 302 and overlap.Such as shown in Figure 3 B, support portion 3032 is positioned at the top of objective optics diaphragm 3022, or as illustrated in Figure 3 F, support portion 3032 is positioned at the top of objective optics diaphragm 3022.
The light shield layer 306 of the present embodiment is arranged on objective optics diaphragm 3022, and support portion 3032 covers the first edge of light shield layer 306, and spacing optical diaphragm 3023 covers the second edge of light shield layer 306, and the first edge is relative with the second edge.Light shield layer 306, for blocking the light from spilling between optical diaphragm group 302 and glue frame 303, to avoid the edge light leak of the liquid crystal display that this backlight module is housed, affects the viewing of user.This be due to, optical diaphragm group of the prior art and glue frame have at least and partly overlap, and namely have glue frame at the marginal position of optical diaphragm group and block, spill to avoid the light of light source from the side of optical diaphragm group, cause the edge of liquid crystal display shinny, namely produce light leakage phenomena.And in the present embodiment, because at least one spacing optical diaphragm 3023 flushes with glue frame 303, can cause there is gap between optical diaphragm group 302 and glue frame 303 like this, in the present embodiment, optical diaphragm group 302 is divided into objective optics diaphragm 3022 and spacing optical diaphragm 3,023 two parts, and objective optics diaphragm 3022 and support portion 3032 are overlapped arrange, then light shield layer 306 is arranged between spacing optical diaphragm 3023 and support portion 3032, to block the light spilt from the gap between spacing optical diaphragm 3023 and support portion 3032, and then the edge of liquid crystal display can be avoided shinny, affect user's viewing.
It is noted that the light shield layer 306 of the present embodiment can be arranged on the upper surface of objective optics diaphragm 3022, also can be arranged on the lower surface of objective optics diaphragm 3022, specifically can set according to actual needs.And the thickness of this light shield layer 306 is very thin, almost negligible, therefore between spacing optical diaphragm 3023 and objective optics diaphragm 3022, produce gap hardly, shown by Fig. 3 C, Fig. 3 E and Fig. 3 F.
The material of the light shield layer 306 of the present embodiment can be specifically silk-screen white ink layer or white size layer of cloth.Certainly can also adopt other material and coating method that light shield layer 306 is set, not repeat them here.
As shown in Figure 4 A, being the perspective view of the optical diaphragm group 302 of the present embodiment, as shown in Figure 4 B, is the three-dimensional structure for amplifying schematic diagram at N position, hangers place place in Fig. 4 A.Optical diaphragm group 302 comprises multiple blooming piece overlapped, and is provided with protuberance 310 to form hangers from the edge of each diaphragm, and after each diaphragm is stacked, the hangers of each diaphragm forms the hangers 3021 of optical diaphragm group 302.In addition, can also be provided with other structures such as light guide plate 304, reflector plate (not shown) or diffuser plate (not shown) between optical diaphragm group 302 and backboard 301, these structures are prior art, do not repeat them here.That is, spacing optical diaphragm 3023 and objective optics diaphragm 3022 all can adopt aforesaid way to fix.
As shown in Figure 4 C; the backlight module of the present embodiment also comprises panel 305 and arranges and the fore shell 401 at each edge of cover plate around panel; this fore shell 401 is for fixed panel 305; and avoid the internal structures such as glue frame 303, optical diaphragm group 302 and light guide plate 303 to expose, further protection is done to above-mentioned internal structure.Alternatively, the length that the second edge of light shield layer 306 extends in panel 305 enters viewing area 1mm-2mm, and this viewing area is positioned on panel, for the region of display frame on viewing area and panel.Because light shield layer 306 is silk-screen white ink layer or white size layer of cloth, therefore, even if light shield layer 306 exposes 1mm-2mm in viewing area, also can not be this process effectively goes unnoticed by the user, affect the viewing of user.
As shown in Figure 5A, being the perspective view of glue frame 303, as shown in Figure 5 B, is the structure for amplifying schematic diagram at glue frame P place in Fig. 5 A.Glue frame 303 can adopt plastic material, shaping by molding process.Can arrange between glue frame 303 and panel 305 and cushion foam or silica gel, so that certain cushioning effect can be played when panel is squeezed.This glue frame 303 is for the protection of the parts being positioned at glue frame 303 inside.As shown in Figure 3 B, the glue frame 303 of the present embodiment comprises the fixed part 3031 for fixing glue frame 303 and the support portion 3032 for support panel 305, and carries out spacing limiting section 3034 for counter plate.Fixed part 3031 mode be fixed on backboard 301 has a lot, and such as, mode by pasting is fixed on backboard 301, or the mode of clamping is fixed on backboard 301, specifically repeats no more.Fig. 3 C and Fig. 3 D illustrates the situation comprising light guide plate 303, and the lower surface of the support portion 3032 shown in Fig. 3 C contacts with the upper surface of light guide plate 303, and namely the lower surface of support portion 3032 is pressed on the upper surface of light guide plate 303.
The length on H direction of the support portion 3032 of the glue frame 303 in Fig. 3 D can be greater than the length of the support portion 3032 in Fig. 3 C.Certainly, also can not be provided with support portion 3032 in Fig. 3 C, specifically can select according to actual needs.
As shown in Figure 5 B, the support portion 3032 of glue frame 303 is provided with depressed part 601, and optical diaphragm group 302 is provided with protuberance 310, and depressed part 601 mates with hangers 3021, and depressed part 601 is for accommodating hangers 3021.Be conducive to narrow frame like this, can also material be saved, reduce costs.
It is noted that the present embodiment is only described for the section shown by Fig. 3 C to Fig. 3 F, the description for each structure of the present embodiment does not limit the structure that Fig. 3 C to Fig. 3 F illustrates part.The all directions of the present embodiment are for the direction shown in Fig. 3 C, and such as, V direction is the direction of the bottom surface perpendicular to backboard 301, that is, the vertical direction in accompanying drawing; H direction is the direction of the bottom surface being parallel to backboard 301, that is, the horizontal direction in accompanying drawing.
Compared with prior art, the backlight module of the present embodiment flushes with at least one spacing optical diaphragm 3023 by making glue frame 303, and then makes backlight module decrease a part of thickness in a thickness direction, is beneficial to thinningization of liquid crystal display.In addition, optical diaphragm group 302 is divided into objective optics diaphragm 3022 and spacing optical diaphragm 3023, and by light shield layer 306 is arranged on to block the light from spilling between spacing optical diaphragm 3023 and support portion 3032 on objective optics diaphragm 3022, and then avoid the surrounding of liquid crystal display to cross brightly affect user and watch.
Embodiment two
The backlight module of the present embodiment to embodiment one does further supplementary notes, is specifically described further the optical diaphragm group of embodiment one and the fixed form of glue frame.The situation that the present embodiment is positioned on objective optics diaphragm 3022 for spacing optical diaphragm 3023 is described.
As shown in Figure 6A, be the perspective view of the backlight module of the present embodiment, this backlight module comprises optical diaphragm group and glue frame.Wherein optical diaphragm group 302 is provided with multiple hangers, it is relative fixing to make between optical diaphragm group with glue frame that this hangers is used for arranging support.As shown in Figure 6B, be the close-up schematic view at the Q place, position, hangers 3021 place of Fig. 6 A; As shown in Figure 6 C, be the cross-sectional view at the hangers place of the backlight module of the present embodiment.The backlight module of the present embodiment comprises optical diaphragm group 302, glue frame 303 and support 501.
Because optical diaphragm group 302 needs fixing, in prior art, diaphragm group is arranged on above or below support portion, utilizes the projection that glue frame or backboard grow to be fixed optical diaphragm group simultaneously.Because at least one spacing optical diaphragm 3023 flushes with support portion 3032 in this programme, therefore need to arrange support 501 for limiting the relative position of optical diaphragm group 302 and glue frame 303, this support 501 comprises the first side plate 5011, base plate 5012 and the second side plate 5013 that connect successively, first side plate 5011 is arranged in the hangers 3021 of optical diaphragm group 302, second side plate 5013 is fixed on glue frame, and the first side plate 5011 and the second side plate 5013 are oppositely arranged.Because the first side plate 5011 is embedded in the hangers 3021 of optical diaphragm group 302, second side plate 5013 is fixed on glue frame 303, first side plate 5011 and the second side plate 5013 are by base plate 5012 to connection, and therefore support 501 can realize fixing between optical diaphragm group 302 and glue frame 303.Above-mentioned horizontal direction refers to the horizontal direction in accompanying drawing 3C, accompanying drawing 3D.
In the present embodiment, the fixed form of optical diaphragm group 302 can adopt as shown in figs. 6b and 6c, optical diaphragm group 302 is provided with protuberance 310, protuberance 310 is set to hangers 3021, be inserted in this hangers 3021 by the first side plate 5011 of support 501, second side plate 5013 of support 501 is fixed on glue frame 303, to limit the position of this optical diaphragm group 302, avoids its position in backlight module to move as far as possible.
In addition, shown in Fig. 6 C, the width of the hangers 3021 that optical diaphragm group 302 is arranged can slightly larger than the thickness of the first side plate 5011, as long as namely can ensure that the first side plate 5011 plugs in optical diaphragm group 302.By this support 501, at least restriction effect can be played to optical diaphragm group 302 in the horizontal direction.
Further, in the present embodiment, the second side plate 5012 of support 501 is arranged on the outside of glue frame 303, can be fixed on glue frame 303 limiting section 3034 outside, also can be fixed on outside fixed part 3031.
Preferably, the second side plate 5012 of support 501 is arranged on outside fixed part 3031, for this reason, the limiting section 3034 of hangers position is provided with otch, so that between base plate 5012 can extend in the plane, without the need to carry out bending arrange, be conducive to the processing of support 501.
Further, the position that fixed part 3031 is connecting with the second side plate 5013 of support 501 of glue frame 303 is provided with the portion of caving in 320, cave in second side plate 5013 of portion 320 for accommodating support, after being caved in portion 320 in setting, second side plate 5013 of support 501 is embedded in the outer surface of fixed part 3031, therefore can not be fixed on the outside of fixed part 3031 because of the second side plate 5013 and cause the increase of border width.
The end face of further fixed part 3031 can do design, to make the upper surface of the base plate 5012 of support 501 not higher than the upper surface of support portion 3032.
As shown in Figure 7, be the perspective view of the support according to the present embodiment.The support 501 of the present embodiment can adopt stainless steel or other elastomeric materials to make, as long as can play the effect of the relative position limited between optical diaphragm group 302 and glue frame 303.
In the present embodiment; due to the effect of support 501; gap may be had between panel 305 and optical diaphragm group 302; like this cushion (not shown) is set between panel 305 and optical diaphragm group 302; with when panel 305 is subject to impacting; absorb impulsive force, protection optical diaphragm group 302 does not sustain damage as far as possible.
Support 501 comprises the first side plate 5011 fixed with the hangers 3021 of optical diaphragm group 302, the second side plate 5013 outside the fixed part 3031 being fixed on glue frame 303, and the base plate 5012 connecting the first side plate 5011 and the second side plate 5013.As shown in Figure 6 C, the second side plate 5013 in the present embodiment can be fitted with fixed part 3031 and be arranged, and the second side plate 5013 is arranged on the side of fixed part 3031 away from optical diaphragm group 302, as shown in Figure 6 C, fixed part 3031 arranged outside of glue frame 303 has the portion of caving in 320, second side plate 5013 is arranged in the portion of caving in 320 of fixed part 3031, for holding the second side plate 5013.The arranging of this portion 320 of caving in can avoid the second side plate 5013 to occupy width on backlight module H direction, and then is conducive to the reduction of backlight module entirety.The structure that the present embodiment is not equipped with support 501 place is consistent with Fig. 3 D, as shown in Figure 3 D, at the fixed part 3031 of the glue frame 303 not being provided with support 501 place, the side of flanging 3011 is not provided with the portion of caving in 320.
Alternatively, the thickness of the base plate 5012 of the support 501 in the present embodiment is less than the thickness of support portion 3032.Wherein, the thickness of support portion 3032 refers to the difference in height of the minimum point of the lower surface of support portion 3032 and the peak of upper surface.Due to optical diaphragm group 302 setting concordant with support portion 3032, therefore backlight module thickness direction decreases one deck support portion, therefore, if the thickness of base plate 5012 is less than the thickness of support portion 3032, then reduces the integral thickness of backlight module,
Optionally, the base plate 5012 of support fits with support portion 3032.
Alternatively, as shown in Figure 7, the backlight module of the present embodiment also includes kink 5014, due to the existence of kink 5014, first side plate 5011 of support, base plate 5012 and kink 5014 can realize the spacing of three directions to the hangers of glue frame, prevent the hidden danger that hangers comes off.
The backlight module of the present embodiment also comprises kink 5014, and this kink 5014 is connected with the first side plate 5011, and kink 5014 connects relative with base plate 5012.This kink 5014 can be a part for support 501, can be one-body molded with the first side plate 5011, base plate 5012 and the second side plate 5013.As shown in Figure 6 D, the structure of Fig. 6 C increases kink 5014.This kink 5014 is positioned at the below of objective optics diaphragm group 3022.
Predeterminable range can be had between this kink 5014 and first side plate 5011.This kink 5014 can play restriction effect to optical diaphragm group 302 in vertical direction, avoids optical diaphragm group 302 produce mobile in vertical direction and then affect display effect as far as possible.
Alternatively, in the present embodiment, the first side plate 5011 is parallel with the second side plate 5013, and base plate 5012 is parallel with kink 5014.
In addition, adhesion layer (not shown) is provided with, to make the second side plate 5013 be fixed on glue frame 304, certainly between second side plate 5013 and glue frame 304, second side plate 5013 also can adopt alternate manner to be fixedly installed on glue frame 304, specifically repeats no more.
Alternatively, the thickness of base plate 5012 and kink 5014 is less than the thickness of support portion 3042.Like this, compared with prior art, thinningization of the integral thickness of backlight module is conducive to.
Compared with prior art, the backlight module of the present embodiment flushes by making at least one spacing optical diaphragm 3023 of glue frame 303 and intelligence, and then makes backlight module decrease a part of thickness in a thickness direction, is beneficial to thinningization of liquid crystal display.In addition, optical diaphragm group 302 is divided into objective optics diaphragm 3022 and spacing optical diaphragm 3023, and by light shield layer 306 is arranged on to block the light from spilling between spacing optical diaphragm 3023 and support portion 2032 on objective optics diaphragm 3022, and then avoid the surrounding of liquid crystal display to cross brightly affect user and watch.In addition, by the first side plate 5011 of support 501 is plugged in the hangers of optical diaphragm group 302, and make the second side plate 5013 be oppositely arranged with the first side plate 5011 fix with glue frame 303 position limiting optical diaphragm group 302, namely the acting in conjunction of support 501 and glue frame 303 is passed through, the position of optical diaphragm group 302 can be made to fix, to avoid, between optical diaphragm group 302 and glue frame 303, relative displacement occurs, so avoid the position of optical diaphragm group 302 be moved to display result impact.
Embodiment three
The object of the present embodiment is, provides the fixed form of another glue frame and the second side plate.As shown in Figure 8 A, be the cross-sectional view at the hangers place of the backlight module according to the present embodiment; As shown in Figure 8 B, be the cross-sectional view not being provided with hangers place of the backlight module of the present embodiment.
As shown in Figure 8 A, the support portion 3032 of the glue frame 303 in the present embodiment corresponding to hangers 3021 is provided with socket 502.This socket 502 is for holding the second side plate 5013.Namely the first side plate 5011 of the support 501 of the present embodiment is plugged in hangers 3021, and the second side plate 5013 is plugged in socket 502 place of support portion 3032, and like this, glue frame 303 just can limit the position of optical diaphragm group 302 by support 501.And by being inserted in socket 502 by the second side plate 5013, the support portion 5042 of socket 502 both sides can make support 501 more stable, advantageously in fixed optics diaphragm group 302.
In addition, as shown in Figure 8 A, also can be provided with limiting section 3034 at the position with hangers 3021 place, this limiting section 3034 is for limiting the movement of panel 305.
Compared with prior art, the backlight module of the present embodiment flushes with at least one spacing optical diaphragm 3023 by making glue frame 303, and then makes backlight module decrease a part of thickness in a thickness direction, is beneficial to thinningization of liquid crystal display.In addition, optical diaphragm group 302 is divided into objective optics diaphragm 3022 and spacing optical diaphragm 3023, and by light shield layer 306 is arranged on to block the light from spilling between spacing optical diaphragm 3023 and support portion 2032 on objective optics diaphragm 3022, and then avoid the surrounding of liquid crystal display to cross brightly affect user and watch.In addition, by the first side plate 5011 of support 501 is plugged in the hangers of optical diaphragm group 302, and make the second side plate 5013 be oppositely arranged with the first side plate 5011 be plugged in the position limiting optical diaphragm group 302 in the socket 502 of support portion 3032, namely the acting in conjunction of support 501 and glue frame 303 is passed through, the position of optical diaphragm group 302 can be made to fix, to avoid, between optical diaphragm group 302 and glue frame 303, relative displacement occurs, so avoid the position of optical diaphragm group 302 be moved to display result impact.
The present embodiment provides a kind of liquid crystal display, comprises the backlight module of above-mentioned any embodiment.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a backlight module, is characterized in that, comprising:
Backboard;
Optical diaphragm group, described optical diaphragm group comprises at least one objective optics diaphragm and at least one spacing optical diaphragm;
Glue frame, comprise for described glue frame being fixed on the fixed part on described backboard and being used for the support portion of support panel, described fixed part is fixedly installed on described backboard, and described support portion flushes with at least one spacing optical diaphragm, and described support portion is arranged on described objective optics diaphragm;
Light shield layer, be arranged on described objective optics diaphragm, described support portion covers the first edge of described light shield layer, and the second edge of light shield layer described in described spacing optical membrane covered, described first edge is relative with the second edge.
2. backlight module according to claim 1, is characterized in that, described spacing optical diaphragm is positioned at the top of described objective optics diaphragm; Or
Described spacing optical diaphragm is positioned at the top of described objective optics diaphragm.
3. backlight module according to claim 2, is characterized in that, described support portion is provided with notch part, and described notch part is for holding the extension of described objective optics diaphragm.
4. backlight module according to claim 1, is characterized in that, described light shield layer is silk-screen white ink layer or white size layer of cloth.
5. backlight module according to claim 4, is characterized in that, also comprises:
Panel, be arranged on above described optical diaphragm group, described panel comprises the region for display frame;
Fore shell, arranges around described panel and covers each edge of described panel;
The length that second edge of described light shield layer extends in panel enters described viewing area 1mm-2mm.
6. the backlight module according to any one of claim 1-5, is characterized in that, also comprises:
Support, for limiting the relative position of described optical diaphragm group and described glue frame, described support comprises the first side plate, base plate and the second side plate that connect successively, described first side plate is arranged in the hangers of described optical diaphragm group, described second side plate and described glue frame fix, and described first side plate and described second side plate are oppositely arranged.
7. backlight module according to claim 6, is characterized in that, fits and arrange in the outside of described second side plate and described fixed part.
8. backlight module according to claim 7, is characterized in that, the arranged outside of described fixed part has the portion of caving in, described in cave in portion for holding described second side plate.
9. backlight module according to claim 8, it is characterized in that, described glue frame also comprises for carrying out spacing limiting section to liquid crystal panel, and described limiting section is provided with otch in described hangers position, and described otch is used for described base plate is extended to outside described fixed part.
10. a liquid crystal display, is characterized in that, comprises the backlight template according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521035925.6U CN205174253U (en) | 2015-12-10 | 2015-12-10 | Backlight module group and liquid crystal display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521035925.6U CN205174253U (en) | 2015-12-10 | 2015-12-10 | Backlight module group and liquid crystal display |
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| CN205174253U true CN205174253U (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521035925.6U Active CN205174253U (en) | 2015-12-10 | 2015-12-10 | Backlight module group and liquid crystal display |
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| CN (1) | CN205174253U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842919A (en) * | 2016-04-25 | 2016-08-10 | 乐视控股（北京）有限公司 | Backlight unit, display module and display equipment |
| CN106646993A (en) * | 2016-12-13 | 2017-05-10 | 微鲸科技有限公司 | Display device and liquid crystal display panel |
| CN110095903A (en) * | 2019-05-24 | 2019-08-06 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal module |
| CN110174800A (en) * | 2019-05-27 | 2019-08-27 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal module |
| CN112987361A (en) * | 2019-12-16 | 2021-06-18 | 京东方科技集团股份有限公司 | Display module and display device |
| CN113359350A (en) * | 2021-06-16 | 2021-09-07 | 武汉华星光电技术有限公司 | Backlight module and display panel |
| CN113947995A (en) * | 2020-07-17 | 2022-01-18 | 海信视像科技股份有限公司 | Display device |
| WO2023039955A1 (en) * | 2021-09-14 | 2023-03-23 | 武汉华星光电技术有限公司 | Display panel and electronic apparatus |
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- 2015-12-10 CN CN201521035925.6U patent/CN205174253U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842919A (en) * | 2016-04-25 | 2016-08-10 | 乐视控股（北京）有限公司 | Backlight unit, display module and display equipment |
| WO2017185594A1 (en) * | 2016-04-25 | 2017-11-02 | 乐视控股（北京）有限公司 | Backlight module, display module and display device |
| CN106646993A (en) * | 2016-12-13 | 2017-05-10 | 微鲸科技有限公司 | Display device and liquid crystal display panel |
| CN106646993B (en) * | 2016-12-13 | 2024-04-16 | 微鲸科技有限公司 | Display device and liquid crystal panel |
| CN110095903A (en) * | 2019-05-24 | 2019-08-06 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal module |
| CN110174800A (en) * | 2019-05-27 | 2019-08-27 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal module |
| CN112987361A (en) * | 2019-12-16 | 2021-06-18 | 京东方科技集团股份有限公司 | Display module and display device |
| CN113947995A (en) * | 2020-07-17 | 2022-01-18 | 海信视像科技股份有限公司 | Display device |
| CN113947995B (en) * | 2020-07-17 | 2023-08-15 | 海信视像科技股份有限公司 | Display device |
| CN113359350A (en) * | 2021-06-16 | 2021-09-07 | 武汉华星光电技术有限公司 | Backlight module and display panel |
| WO2022262046A1 (en) * | 2021-06-16 | 2022-12-22 | 武汉华星光电技术有限公司 | Backlight module and display panel |
| WO2023039955A1 (en) * | 2021-09-14 | 2023-03-23 | 武汉华星光电技术有限公司 | Display panel and electronic apparatus |
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Address after: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Patentee after: Hisense Video Technology Co.,Ltd. Address before: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Patentee before: HISENSE ELECTRIC Co.,Ltd. |
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