CN204127794U - Backlight module and liquid crystal indicator - Google Patents
Backlight module and liquid crystal indicator Download PDFInfo
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- CN204127794U CN204127794U CN201420610008.5U CN201420610008U CN204127794U CN 204127794 U CN204127794 U CN 204127794U CN 201420610008 U CN201420610008 U CN 201420610008U CN 204127794 U CN204127794 U CN 204127794U
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Abstract
The utility model provides a kind of backlight module, comprising: shading rubber belt, and described shading rubber belt is segmented shading rubber belt; Glue frame, described glue frame comprises four interconnective sides, and is provided with groove in described glue frame, and adjacent two sections of described shading rubber belt partially overlap in the groove of described glue frame; What the backlight module that the interface that described shading rubber belt is adjacent two sections provides for the form the utility model mutually mated used segmented shading rubber belt attaches mode, and adjacent shading rubber belt is partly overlap and the form matched each other in junction, backlight shading rubber belt stock utilization can be increased, reduce backlight cost, the risk that steam and foreign matter enter can also be reduced simultaneously, ensure the quality of backlight module.
Description
Technical field
The utility model relates to display field, in particular, particularly relates to a kind of backlight module and liquid crystal indicator.
Background technology
Liquid crystal indicator has that fuselage is thin, power saving, the many merits such as radiationless, at present, liquid crystal indicator has been widely used in various electronic product equipment as the display unit of electronic equipment, and backlight module is then the vitals in liquid crystal indicator.
As shown in Figure 1, Fig. 1 is the explosive view of backlight module in prior art.Existing side entrance back module comprises: glue frame 102, be arranged at the reflector plate 103 below described glue frame, and the light guide plate 107 be arranged on described glue frame 102, described light guide plate 107 comprises an incident side, and described incident side is closed on LED light source 105 and arranged, described LED light source 105 comprises at least two light emitting diodes.Be provided with double faced adhesive tape 104 between described LED light source 105 and glue frame 102, described double faced adhesive tape 104 is for being attached at glue frame 102 by LED light source 105.Described backlight module also comprises the blooming piece 108 be arranged on light guide plate 104, described blooming piece 108 comprises from the bottom to top successively: diffusion sheet 109, lower brightening piece 110 and upper brightening piece 111, and the shading rubber belt 106 be arranged on described glue frame 102, LED light source 105 and blooming piece 108, described shading rubber belt 106 is for having one-sided sticking black belt.
Side entrance back module as above, for preventing backlight light leak, need to attach shading rubber belt 106 in the whole outer peripheral areas of blooming piece 108 and glue frame 102, please refer to Fig. 2, Fig. 2 is the making schematic diagram of shading rubber belt in prior art.Under normal circumstances, the shape of shading rubber belt 106 is normally one-body molded is the shading rubber belt of rectangle, in manufacturing process, the middle hollow-out parts branch of shading rubber belt 106 produces adhesive tape waste material 1061, this part material not recoverable, and along with the increase of size, adhesive tape material give up 1061 area increase, stock utilization reduces greatly, brings the problem that adhesive tape cost increases.
Utility model content
In view of this, the utility model provides a kind of backlight module, comprising:
Shading rubber belt, described shading rubber belt is segmented shading rubber belt;
Glue frame, described glue frame comprises four interconnective sides, and is provided with groove in described glue frame, and adjacent two sections of described shading rubber belt partially overlap in the groove of described glue frame;
The interface that described shading rubber belt is adjacent two sections is the form of coupling mutually.
Preferably, described glue frame is provided with groove at four edges.
Preferably, the shape of described shading rubber belt is strip.
Preferably, the degree of depth of described glue frame groove is identical with the thickness of described shading rubber belt.
Preferably, the shape of described shading rubber belt is " L " shape.
Preferably, the shape of described shading rubber belt is " U " shape.
Preferably, described glue frame is symmetrical on two sides is wherein provided with groove.
Preferably, the shape of described groove is rectangle.
Preferably, described backlight module, also comprises:
Reflector plate, is arranged at the below of described glue frame;
Light guide plate, the top of reflector plate, described light guide plate comprises an incident side;
Light source, is arranged at the incident side of described light guide plate;
Be arranged at the blooming piece on described light guide plate.
Preferably, described blooming piece comprises: diffusion sheet, lower brightening piece, upper brightening piece.
The utility model also provides a kind of display unit, comprises backlight module as above.
The backlight module that the utility model provides, by arranging segmented shading rubber belt on glue frame, LED light source and blooming piece, and the groove that can hold adhesive tape is set in the glue frame position of adhesive tape junction, and the interface of adjacent two sections of shading rubber belt is partly overlap and the form matched each other, at minimizing adhesive tape waste material, each section of adhesive tape seamless link can also be made while improving adhesive tape utilization rate, keep adhesive tape to attach face smooth, do not interfere with glass surface, ensure the quality of backlight module.
Accompanying drawing explanation
Fig. 1 is the explosive view of backlight module in prior art;
Fig. 2 is the making schematic diagram of shading rubber belt in prior art;
The schematic diagram of the shading rubber belt that Fig. 3 a provides for the utility model embodiment one and glue frame;
Fig. 3 b is the close-up schematic view of part A in Fig. 3 a;
Other form schematic diagrames of the shading rubber belt junction that Fig. 3 c provides for the utility model embodiment one;
The sectional view of the shading rubber belt that Fig. 3 d provides for the utility model embodiment one and glue frame;
The stickup schematic diagram of the strip shading rubber belt that Fig. 3 e provides for the utility model embodiment one;
The making schematic diagram of the strip shading rubber belt that Fig. 3 f provides for the utility model embodiment one;
The schematic diagram of the shading rubber belt that Fig. 4 a provides for the utility model embodiment two and glue frame;
Fig. 4 b is the close-up schematic view of F part in Fig. 4 a;
Other form schematic diagrames of the shading rubber belt junction that Fig. 4 c provides for the utility model embodiment two;
The stickup schematic diagram of " L " shape shading rubber belt that Fig. 4 d provides for the utility model embodiment two;
The making schematic diagram of " L " shape shading rubber belt that Fig. 4 e provides for the utility model embodiment two;
The schematic diagram of the shading rubber belt that Fig. 5 a provides for the utility model embodiment three and glue frame;
Fig. 5 b is the close-up schematic view of H part in Fig. 5 a;
Other form schematic diagrames of the shading rubber belt junction that Fig. 5 c provides for the utility model embodiment three;
The stickup schematic diagram of " U " shape that Fig. 5 d provides for the utility model embodiment three and strip shading rubber belt.
The making schematic diagram of " U " shape shading rubber belt that Fig. 5 e provides for the utility model embodiment three;
The schematic diagram of two " U " shape shading rubber belt that Fig. 6 a provides for the utility model embodiment three and glue frame;
Fig. 6 b is the close-up schematic view of I part in Fig. 6 a;
The schematic diagram of the shading rubber belt junction that Fig. 6 c provides for the utility model embodiment three.
Detailed description of the invention
The utility model provides a kind of backlight module, comprising: shading rubber belt, and described shading rubber belt is segmented shading rubber belt; Glue frame, described glue frame comprises four interconnective sides, and is provided with groove in described glue frame; The interface of adjacent two sections of described shading rubber belt is mutually chimeric form.
The backlight module that the utility model provides, by arranging segmented shading rubber belt on blooming piece, and the groove that can hold adhesive tape is set in the glue frame position of adhesive tape junction, and adjacent shading rubber belt is partly overlap and the form matched each other in junction, not only increase the utilization rate of adhesive tape, rear each section of adhesive tape junction gapless can also be attached, adhesive tape is kept to attach face smooth, do not interfere with glass surface, reduce the risk of steam or foreign matter entry of backlight module, ensure the quality of backlight module, reduce costs.
In order to make the purpose of this utility model, technical scheme and advantage clearly, elaborate further below in conjunction with accompanying drawing.
Embodiment one
Please refer to the schematic diagram of shading rubber belt that Fig. 3 a and Fig. 3 b, Fig. 3 a provides for the utility model embodiment one and glue frame, Fig. 3 b is the close-up schematic view of part A in Fig. 3 a.The backlight module that the present embodiment one provides comprises following structure:
Shading rubber belt 306, described shading rubber belt 306 is segmented shading rubber belt.Described shading rubber belt 306 is four sections of end to end shading rubber belts, and the edge of the shading rubber belt of adjacent two sections partly overlaps and matches each other together, can play the effect preventing steam or foreign matter entry of backlight module.
Glue frame 302, described glue frame 302 comprises four interconnective sides, and is provided with groove 301 in described glue frame 302, and adjacent two sections of described shading rubber belt 306 partially overlap in the groove 301 of described glue frame.Wherein said groove 301 can hold the overlapped part of described shading rubber belt 306, keeps shading rubber belt 306 to attach face smooth, does not interfere with glass surface, ensures the stability of backlight module.
The form of the interface of adjacent two sections of described shading rubber belt 306 to be the interface of adjacent two sections be coupling mutually.As shown in Figure 3 b, the interface of adjacent two sections of described shading rubber belt 306 is the form that a part of overlapping another part mates mutually.The shading rubber belt 306 of overlapping can be placed in groove 301, keeps the planarization of backlight module.With reference to figure 3c, other form schematic diagrames of the shading rubber belt junction that Fig. 3 c provides for the utility model embodiment one, the interface that shading rubber belt 306 is adjacent two sections can be also the shape of the mutual coupling having rectangle to protrude in the middle of the rectangle other end for one end, also can for there being the shape of the semicircle mutual coupling protruded in the middle of the rectangle other end, described protrusion place (dotted portion in Fig. 3 c) and rectangle adhesive tape 306 overlap, and be placed in groove 301, the interface that shading rubber belt 306 is adjacent two sections can also be other forms, this is not limited herein, the shading rubber belt 306 of mutual coupling contributes to ensureing fitting tightly of shading rubber belt, keep the homogeneity of backlight module, and can steam be prevented, entering of foreign matter.
As shown in Figure 3 d, the sectional view of the shading rubber belt that provides for the utility model embodiment one of Fig. 3 d and glue frame.When described segmented shading rubber belt 306 is overlapping at groove 301 place of glue frame 302, and be placed in the groove 301 of glue frame 302, it should be noted that, current backlight module presents the trend of thinning day by day, and the thickness of the backlight module of shading rubber belt 302 overlapping can increase.Therefore groove 301 is set in glue frame 302, overlapping shading rubber belt 306 can be held, ensure that adhesive tape attaches the unanimously smooth of face, do not increase the thickness of whole backlight module, and the gap of eliminating each section of adhesive tape junction is attached by tape terminal pressing, the risk of steam or foreign matter entry of backlight module can be reduced.
The segmented shading rubber belt 306 that the utility model embodiment one provides, relative to rectangle shading rubber belt integrated in conventional art, not only can improve the utilization rate of shading rubber belt, reduce the cost payout of shading rubber belt, and the shading rubber belt 306 of edge's overlap is placed in the groove 301 of glue frame 302, ensure that adhesive tape attaches the uniformity in face, improve the stability of backlight module, improve display effect simultaneously.
Preferably, in embodiment one, described glue frame 302 is provided with groove 301 at four edges.With reference to figure 3a, groove 301 is provided with at A, B, C, D place, four of glue frame 302 corners in Fig. 3 a, when adjacent both ends shading rubber belt 306 is overlapping, can ensure that the shading rubber belt 306 of overlapping has the position be received in glue frame 302, ensure that adhesive tape attaches the uniformity in face, improve the stability of backlight module.
Preferably, in embodiment one, the shape of described shading rubber belt 306 is strip.As shown in Figure 3 e, the stickup schematic diagram of strip shading rubber belt that provides for the utility model embodiment one of Fig. 3 e.The shading rubber belt 3061,3062,3063 and 3064 of strip connects into a rectangle frame A, B, C, D are end to end everywhere respectively.Composition graphs 3b, four locations for paste A, B, C, D of the shading rubber belt 3061,3062,3063 and 3064 of strip lay respectively in the groove 301 on glue frame 302, ensure the smooth of attaching face.
As illustrated in figure 3f, the making schematic diagram of strip shading rubber belt that provides for the utility model embodiment one of Fig. 3 f.Shading rubber belt 306 can be arranged closely, and therefore the area of waste material greatly reduces, and is more conducive to the typesetting of shading rubber belt 306 and gets the raw materials ready, and greatly improves the utilization rate of shading rubber belt 306, reduces the cost of backlight.
Preferably, in embodiment one, the degree of depth of described glue frame groove 301 is identical with the thickness of described shading rubber belt 306.It should be noted that, the thickness of the shading rubber belt 306 of overlapping is the equal of the thickness of two-layer shading rubber belt 306, and the thickness of other position shading rubber belt 306 is the thickness of individual layer shading rubber belt 306, therefore when the degree of depth of glue frame groove 301 is identical with the thickness of described shading rubber belt 306, two-layer shading rubber belt 306 one deck of overlapping is arranged in groove 301, another layer and other shading rubber belt 306 are positioned at same plane, can ensure the unanimously smooth of attaching face.
Preferably, in embodiment one, described backlight module also comprises reflector plate 303, is arranged at below described glue frame 302; Light guide plate 304, is arranged at above reflector plate 303, and is contained in described glue frame 302; Be arranged at the blooming piece 308 above light guide plate 304, and described blooming piece 308 comprises: diffusion sheet 309, lower brightening piece 310 and upper brightening piece 311.
The present embodiment also provides a kind of liquid crystal indicator, and described liquid crystal indicator comprises backlight module as above.
Embodiment two
Please refer to the schematic diagram of shading rubber belt that Fig. 4 a (circle dotted line) and Fig. 4 b, Fig. 4 a provides for the utility model embodiment two and glue frame, Fig. 4 b is the close-up schematic view of F part in Fig. 4 a.The backlight module that the present embodiment two provides comprises following structure:
Shading rubber belt 406, described shading rubber belt 406 is segmented shading rubber belt.Described shading rubber belt 406 is end to end shading rubber belt, and the edge of the shading rubber belt of adjacent two sections partly overlaps and matches each other together, can play the effect preventing steam or foreign matter entry of backlight module.
Glue frame 402, described glue frame 402 comprises four interconnective sides, and is provided with groove 401 in described glue frame 402, and adjacent two sections of described shading rubber belt 406 partially overlap in the groove 401 of described glue frame.Wherein said groove 401 can hold the overlapped or mutually chimeric part of described shading rubber belt 406, keeps shading rubber belt 406 to attach face smooth, does not interfere with glass surface, ensures the stability of backlight module.
The form of the interface of adjacent two sections of described shading rubber belt 406 to be the interface of adjacent two sections be coupling mutually.As shown in Figure 4 b, the interface of adjacent two sections of described shading rubber belt 406 is the form that a part of overlapping another part mates mutually.The shading rubber belt 406 of overlapping can be placed in groove 401, keeps the planarization of backlight module.With reference to figure 4c, other form schematic diagrames of the shading rubber belt junction that Fig. 4 c provides for the utility model embodiment one, the interface that shading rubber belt 406 is adjacent two sections can be also the shape of the mutual coupling having rectangle to protrude in the middle of the rectangle other end for one end, also can for there being the shape of the semicircle mutual coupling protruded in the middle of the rectangle other end, described protrusion place (dotted portion in Fig. 4 c) and rectangle adhesive tape 406 overlap, and be placed in groove 401, the interface that shading rubber belt 406 is adjacent two sections can also be other forms, this is not limited herein, the shading rubber belt 406 of mutual coupling contributes to ensureing fitting tightly of shading rubber belt, keep the homogeneity of backlight module, and can steam be prevented, entering of foreign matter.
In embodiment two, the shape of described shading rubber belt 406 is preferably " L " shape.With reference to the stickup schematic diagram of " L " shape shading rubber belt that figure 4d, Fig. 4 d provides for the utility model embodiment two.Article two, the shading rubber belt 4061 and 4062 of " L " shape is a rectangle in E, F two places stickup that joins end to end respectively, agrees with mutually with the shape of glue frame 402.Composition graphs 4b, two locations for paste E, F of the shading rubber belt 4061 and 4062 of " L " shape are placed in the groove 401 on glue frame 402, keep the smooth of attaching face, ensure the stability of backlight module.
As shown in fig 4e, the making schematic diagram of " L " shape shading rubber belt that provides for the utility model embodiment two of Fig. 4 e.As shown in the figure, the shading rubber belt 406 of " L " shape can be arranged closely, and waste material area greatly reduces, and is more conducive to the typesetting of shading rubber belt 406 and gets the raw materials ready, and greatly improves the utilization rate of shading rubber belt 406, reduces the cost of backlight.
As shown in fig. 4 a, " L " shape shading rubber belt 406 needs E, F two place attach mutually, namely E, F in Fig. 4 a two place, and described segmented shading rubber belt 406 is overlapping at groove 401 place of glue frame 402, and be placed in the groove 401 of glue frame 402, it should be noted that, current backlight module presents the trend of thinning day by day, and the thickness of the backlight module of shading rubber belt 406 overlapping can increase.Therefore when adjacent both ends shading rubber belt 306 partly overlaps, groove 401 is set in glue frame 402, the shading rubber belt 406 of overlapping can be held, ensure that adhesive tape attaches the unanimously smooth of face, do not increase the thickness of whole backlight module, and the gap of eliminating each section of adhesive tape junction is attached by tape terminal pressing, the risk of steam or foreign matter entry of backlight module can be reduced.
The segmented shading rubber belt 406 that the utility model embodiment two provides, relative to rectangle shading rubber belt integrated in conventional art, not only can improve the utilization rate of shading rubber belt, reduce the cost payout of shading rubber belt, and the shading rubber belt 406 of edge's overlap is placed in the groove 401 of glue frame 402, ensure that adhesive tape attaches the uniformity in face, improve the stability of backlight module, improve display effect simultaneously.
Preferably, in embodiment two, the degree of depth of described glue frame groove 401 is identical with the thickness of described shading rubber belt 406.It should be noted that, the thickness of the shading rubber belt 406 of overlapping is the equal of the thickness of two-layer shading rubber belt 406, and the thickness of other position shading rubber belt 406 is the thickness of individual layer shading rubber belt 406, therefore when the degree of depth of glue frame groove 401 is identical with the thickness of described shading rubber belt 406, two-layer shading rubber belt 406 one deck of overlapping is arranged in groove 401, another layer and other shading rubber belt 406 are positioned at same plane, can ensure the unanimously smooth of attaching face.
Preferably, in embodiment two, described backlight module also comprises reflector plate 403, is arranged at below described glue frame 402; Light guide plate 404, is arranged at above reflector plate 403, and is contained in described glue frame 402; Be arranged at the blooming piece 408 above light guide plate 404, and described blooming piece 408 comprises: diffusion sheet 409, lower brightening piece 410 and upper brightening piece 411.
The present embodiment also provides a kind of liquid crystal indicator, and described liquid crystal indicator comprises backlight module as above.
Embodiment three
Please refer to the schematic diagram of shading rubber belt that Fig. 5 a and Fig. 5 b, Fig. 5 a provides for the utility model embodiment three and glue frame, Fig. 5 b is the close-up schematic view of G part in Fig. 5 a.The backlight module that the present embodiment three provides comprises following structure:
Shading rubber belt 506, described shading rubber belt 506 is segmented shading rubber belt.Described shading rubber belt 506 is end to end shading rubber belt, and the edge of the shading rubber belt of adjacent two sections partly overlaps and matches each other together, can play the effect preventing steam or foreign matter entry of backlight module.
Glue frame 502, described glue frame 502 comprises four interconnective sides, and is provided with groove 501 in described glue frame 502, and adjacent two sections of described shading rubber belt 506 partially overlap in the groove 501 of described glue frame.Wherein said groove 501 can hold the overlapped part of described shading rubber belt 506, keeps shading rubber belt 506 to attach face smooth, does not interfere with glass surface, ensures the stability of backlight module.
The form that the interface of adjacent two sections of described shading rubber belt 506 mates mutually.As shown in Figure 5 b, the interface of adjacent two sections of described shading rubber belt 506 is the form that a part of overlapping another part mates mutually.The shading rubber belt 506 of overlapping can be placed in groove 501, keeps the planarization of backlight module.With reference to figure 5c, other form schematic diagrames of the shading rubber belt junction that Fig. 5 c provides for the utility model embodiment one, the interface that shading rubber belt 506 is adjacent two sections can be also the shape of the mutual coupling having rectangle to protrude in the middle of the rectangle other end for one end, also can for there being the shape of the semicircle mutual coupling protruded in the middle of the rectangle other end, described protrusion place (dotted portion in Fig. 5 c) and rectangle adhesive tape 506 overlap, and be placed in groove 501, the interface that shading rubber belt 506 is adjacent two sections can also be other forms, this is not limited herein, the shading rubber belt 506 of mutual coupling contributes to ensureing fitting tightly of shading rubber belt, keep the homogeneity of backlight module, and can steam be prevented, entering of foreign matter.
In embodiment three, the shape of described shading rubber belt 506 is preferably " U " shape." U " shape provided for the utility model embodiment three with reference to figure 5d, Fig. 5 d and the stickup schematic diagram of strip shading rubber belt." U " shape shading rubber belt 5061 and strip shading rubber belt 5062 respectively G, H two places paste be a rectangle, agree with mutually with the shape of glue frame 402.Two locations for paste G, H of " U " shape shading rubber belt 5061 and strip shading rubber belt 5062 are placed in the groove 501 of glue frame 502 by composition graphs 5b, keep the smooth of attaching face.
With reference to the making schematic diagram of " U " shape shading rubber belt that figure 5e, Fig. 5 e provides for the utility model embodiment three.As shown in the figure, the shading rubber belt 506 of " U " shape can be arranged closely, and is more conducive to the signal of shading rubber belt 506 and gets the raw materials ready, and greatly improves the utilization rate of shading rubber belt 506, reduces the cost of backlight.
As shown in Figure 5 a, " U " shape shading rubber belt 506 needs attach mutually at two places, namely G, H in Fig. 5 a two place, and described segmented shading rubber belt 506 is overlapping at groove 501 place of glue frame 502, and be placed in the groove 501 of glue frame 502, it should be noted that, current backlight module presents the trend of thinning day by day, and the thickness of the backlight module of shading rubber belt 502 overlapping can increase.Therefore when adjacent both ends shading rubber belt 306 is overlapping, groove 501 is set in glue frame 502, the shading rubber belt 506 of overlapping can be held, ensure that adhesive tape attaches the unanimously smooth of face, do not increase the thickness of whole backlight module, and the gap of eliminating each section of adhesive tape junction is attached by tape terminal pressing, the risk of steam or foreign matter entry of backlight module can be reduced.
In addition, the shading rubber belt 506 of two " U " shape also can be arranged closely, improves utilization ratio.With reference to figure 6a, Fig. 6 b and Fig. 6 c, the schematic diagram of two " U " shape shading rubber belt that Fig. 6 a provides for the utility model embodiment three and glue frame, Fig. 6 b is the close-up schematic view of I part in Fig. 6 a, the stickup schematic diagram of two " U " shape shading rubber belts of Fig. 6 c for providing for the utility model embodiment three.Position J, I that two two " U " shape shading rubber belts 5063 and shading rubber belt 5,063 two of intersecting at are symmetrical, two two " U " shape shading rubber belts 506 can be made so just the same, be convenient to the typesetting of shading rubber belt 506 in producing and get the raw materials ready, increasing work efficiency.Also be convenient to that glue frame 502 is symmetrical on two sides is provided with groove 501 wherein, location for paste J, I of two two " U " shape shading rubber belts 5063 and shading rubber belt 5063 be placed in one, ensure the smooth of attaching face.And the shape of groove 506 on described glue frame 502 is preferably rectangle, can be also other shape simultaneously, not be limited herein.The groove of rectangle is more convenient for the mutual laminating of adjacent shading rubber belt 506, from being more conducive to hold the shading rubber belt 506 put in the inner in shape.Double-H groove weld " shape shading rubber belt 506 can improve utilization rate and the production efficiency of shading rubber belt 506, reduces the cost of backlight module.
Meanwhile, the segmented shading rubber belt 506 that the utility model embodiment three provides, relative to rectangle shading rubber belt integrated in conventional art, not only can improve the utilization rate of shading rubber belt, reduce the cost payout of shading rubber belt, and the shading rubber belt 506 of edge's overlap is placed in the groove 501 of glue frame 502, ensures that adhesive tape attaches the uniformity in face, improve the stability of backlight module, improve display effect simultaneously.
Preferably, in embodiment three, the degree of depth of described glue frame groove 501 is identical with the thickness of described shading rubber belt 506.It should be noted that, the thickness of the shading rubber belt 506 of overlapping is the equal of the thickness of two-layer shading rubber belt 506, and the thickness of other position shading rubber belt 506 is the thickness of individual layer shading rubber belt 506, therefore when the degree of depth of glue frame groove 501 is identical with the thickness of described shading rubber belt 506, two-layer shading rubber belt 506 one deck of overlapping is arranged in groove 501, another layer and other shading rubber belt 506 are positioned at same plane, can ensure the unanimously smooth of attaching face.
Preferably, in embodiment three, described backlight module also comprises reflector plate 503, is arranged at below described glue frame 502; Light guide plate 504, is arranged at above reflector plate 503, and is contained in described glue frame 502; Be arranged at the blooming piece 508 above light guide plate 504, and described blooming piece 508 comprises: diffusion sheet 509, lower brightening piece 510 and upper brightening piece 511.
The present embodiment also provides a kind of liquid crystal indicator, and described liquid crystal indicator comprises backlight module as above
The backlight module that the utility model provides, by shading rubber belt segmentation is got the raw materials ready, and it is overlapping and match each other and eliminate gap by shading rubber belt tape portion, in raising stock utilization, steam or foreign matter entry of backlight module can also be prevented while reducing backlight cost, improve the reliability of backlight module, improve the display effect of backlight module.
Obviously, those skilled in the art can carry out various change and modification to utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (11)
1. a backlight module, is characterized in that, comprising:
Shading rubber belt, described shading rubber belt is segmented shading rubber belt;
Glue frame, described glue frame comprises four interconnective sides, and is provided with groove in described glue frame, and adjacent two sections of described shading rubber belt partially overlap in the groove of described glue frame;
The interface that described shading rubber belt is adjacent two sections is the form of coupling mutually.
2. backlight module as claimed in claim 1, it is characterized in that, described glue frame is provided with groove at four edges.
3. backlight module as claimed in claim 2, it is characterized in that, the shape of described shading rubber belt is strip.
4. backlight module as claimed in claim 1, it is characterized in that, the degree of depth of described glue frame groove is identical with the thickness of described shading rubber belt.
5. backlight module as claimed in claim 1, it is characterized in that, the shape of described shading rubber belt is " L " shape.
6. backlight module as claimed in claim 1, it is characterized in that, the shape of described shading rubber belt is " U " shape.
7. backlight module as claimed in claim 5, is characterized in that, described glue frame is symmetrical on two sides is wherein provided with groove.
8. backlight module as claimed in claim 5, it is characterized in that, the shape of described groove is rectangle.
9. backlight module as claimed in claim 1, is characterized in that, also comprise:
Reflector plate, is arranged at the below of described glue frame;
Light guide plate, the top of reflector plate, described light guide plate comprises an incident side;
Light source, is arranged at the incident side of described light guide plate;
Be arranged at the blooming piece on described light guide plate.
10. backlight module as claimed in claim 9, it is characterized in that, described blooming piece comprises: diffusion sheet, lower brightening piece, upper brightening piece.
11. 1 kinds of display unit, described display unit comprise as arbitrary in claim 1 to 10 as described in backlight module.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420610008.5U CN204127794U (en) | 2014-10-21 | 2014-10-21 | Backlight module and liquid crystal indicator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420610008.5U CN204127794U (en) | 2014-10-21 | 2014-10-21 | Backlight module and liquid crystal indicator |
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| CN204127794U true CN204127794U (en) | 2015-01-28 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105467683A (en) * | 2016-02-01 | 2016-04-06 | 深圳市山本光电股份有限公司 | Shading glue splicing structure |
| WO2016123915A1 (en) * | 2015-02-03 | 2016-08-11 | 京东方科技集团股份有限公司 | Display device |
| CN107526210A (en) * | 2016-12-16 | 2017-12-29 | 芜湖德仓光电有限公司 | A kind of combined type shading glue and its manufacturing process |
| CN110379300A (en) * | 2019-07-22 | 2019-10-25 | 深圳市华星光电半导体显示技术有限公司 | The production method of frame glue structure and display panel |
| WO2023286380A1 (en) * | 2021-07-15 | 2023-01-19 | ミネベアミツミ株式会社 | Planar lighting device |
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- 2014-10-21 CN CN201420610008.5U patent/CN204127794U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016123915A1 (en) * | 2015-02-03 | 2016-08-11 | 京东方科技集团股份有限公司 | Display device |
| US9971186B2 (en) | 2015-02-03 | 2018-05-15 | Boe Technology Group Co., Ltd. | Display device |
| CN105467683A (en) * | 2016-02-01 | 2016-04-06 | 深圳市山本光电股份有限公司 | Shading glue splicing structure |
| CN107526210A (en) * | 2016-12-16 | 2017-12-29 | 芜湖德仓光电有限公司 | A kind of combined type shading glue and its manufacturing process |
| CN110379300A (en) * | 2019-07-22 | 2019-10-25 | 深圳市华星光电半导体显示技术有限公司 | The production method of frame glue structure and display panel |
| US11981841B2 (en) | 2019-07-22 | 2024-05-14 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Sealant structure and method of fabricating display panel |
| WO2023286380A1 (en) * | 2021-07-15 | 2023-01-19 | ミネベアミツミ株式会社 | Planar lighting device |
| JPWO2023286380A1 (en) * | 2021-07-15 | 2023-01-19 | ||
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