CN102033356A - Liquid crystal display and side light type liquid crystal display backlight module - Google Patents
Liquid crystal display and side light type liquid crystal display backlight module Download PDFInfo
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- CN102033356A CN102033356A CN2009101786542A CN200910178654A CN102033356A CN 102033356 A CN102033356 A CN 102033356A CN 2009101786542 A CN2009101786542 A CN 2009101786542A CN 200910178654 A CN200910178654 A CN 200910178654A CN 102033356 A CN102033356 A CN 102033356A
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Abstract
The invention provides a liquid crystal display and a side light type liquid crystal display backlight module. The side light type liquid crystal display backlight module comprises a light source, a side light type optical membrane set, a frame and a back plate, wherein the frame is combined with the back plate and comprises a plurality of side strips and a plurality of combining members; the light source is arranged on at least one of the side strips; and the side strips are integrally connected with the combining members to form a first accommodating space to accommodate the side light type optical membrane set.
Description
Technical field
The invention relates to a kind of liquid crystal display backlight module and LCD, particularly about a kind of side-light type liquid crystal display backlight module and LCD.
Background technology
Backlight module is the key modules of LCD, and sufficient and uniform light is provided, and makes normally show image of LCD.Backlight module consists predominantly of blooming pieces such as light source and reflection diaphragm, and complies with the set-up mode of its light source, roughly is divided into " direct type backlight module " and " side light type back light module " two classes.
Traditional direct type backlight module is used for large-sized LCD TV or LCD more, because its light source is to be arranged at the LCD back side.With light directly into being incident upon display panel, or via reflecting plate with light to the reflection of the front of display panel.When its advantage is not consider space requirement, can directly set up a plurality of light sources overleaf, increase the uniformity coefficient that shows light according to panel size; Right its shortcoming promptly is to adopt the display of direct type backlight module, except that the thickness of necessary blooming pieces such as reflection diaphragm, also will add the thickness of light source itself, can't meet now for LCD slimming and light-weighted requirement.
Traditional side light type back light module is used among mobile computer or the Portable PDA(Personal Digital Assistant) more, and advantage promptly is because of its light source is to be arranged at side, so can effectively reduce the thickness of display module; And its shortcoming promptly is, adopt the display of side light type back light module, must set up the light-guide device that meets panel size in its backlight module, the light that side is injected is via refraction or reflection, directive display panel front, and be unfavorable for the making of large-scale LCD.And traditional side light type back light module in heat radiation, is that light source is arranged on the heat radiator, and luggage is located in the backlight module again, utilizes heat radiator that the used heat that light source produced is directed at the elsewhere.Yet this kind set-up mode, its radiating efficiency is except that depending on light source and heat radiator thermal conduction rate between the two, need consider whether heat radiator can be directed at the external world with used heat effectively on structure or material, can not cause the damage of backlight module or display electronic component because of accumulation of heat.
In addition, in that LCD is under development trend of large-scale now, the weight of the required burden of backboard in backlight module or the LCD is higher than the conventional small LCD.For solving the problem of structural strength, traditional practice is the thickness that directly increases backboard, or sets up a plurality of reinforced structures on backboard, strengthens the structural strength of backboard.Yet, make in the flow process at traditional backlight module, normally adopt impact style make backboard and on reinforced structure; And,, have higher difficulty and higher cost compared to undersized metal sheet punching press for the Sheet Metal Forming Technology of large scale metal sheet.
Therefore, how to take into account and maximize and the requirement of slimming, be on LCD and backlight module are made at present the problem that must overcome.
Summary of the invention
Therefore,, the invention provides a kind of side-light type liquid crystal display backlight module, include light source, side-light type optical diaphragm group, framework and backboard for addressing the above problem.Framework is to combine with backboard; Framework then includes a plurality of edge strips that are provided with along this side-light type optical diaphragm group on every side, and a plurality of conjunction.Light source be arranged in these edge strips at least on one of them.Above-mentioned edge strip is to link into an integrated entity with conjunction, to form first accommodation space side-light type optical diaphragm group is placed in wherein.
Therefore, fundamental purpose of the present invention provides a kind of side-light type liquid crystal display backlight module, has the framework of being made up of a plurality of conjunctions and a plurality of edge strip, and provide bulk strength by conjunction and edge strip, alleviate the heavy burden that backboard is born, reduce the backboard desired thickness, save manufacturing cost.
Another object of the present invention is to provide a kind of side-light type liquid crystal display backlight module, because its framework is made up of a plurality of conjunctions and a plurality of edge strip, so can be according to the size of various optical modules, adjust the length of required edge strip, avoid using mold casting forming to come the spent cost waste of repetition die sinking according to the size difference.
Another purpose of the present invention is to provide a kind of side-light type liquid crystal display backlight module, because its light source is to be arranged on the edge strip, when edge strip is good heat-conducting, because of it directly contacts with edge strip, and the used heat that is produced can be with light source luminescent the time is directly derived by edge strip, promotes radiating efficiency.
In addition, the present invention also provides a kind of LCD, includes housing, display panel, side-light type liquid crystal display backlight module and backboard.The side-light type liquid crystal display backlight module includes light source, side-light type optical diaphragm group, framework and backboard.Framework is to combine with backboard; Framework then includes a plurality of edge strips that are provided with along this side-light type optical diaphragm group on every side, and a plurality of conjunction.Light source be arranged in these edge strips at least on one of them.Above-mentioned edge strip is to link into an integrated entity with conjunction, to form first accommodation space side-light type optical diaphragm group is placed in wherein.
Therefore, another object of the present invention provides a kind of LCD, has the framework of being made up of a plurality of conjunctions and a plurality of edge strip, and provides bulk strength by conjunction and edge strip, alleviates the heavy burden that backboard is born, and reduces the backboard desired thickness, saves manufacturing cost.
Another object of the present invention is to provide a kind of LCD, because its framework is made up of a plurality of conjunctions and a plurality of edge strip, so can be according to the size of various optical modules, adjust the length of required edge strip, avoid using mold casting forming to come the spent cost waste of repetition die sinking according to the size difference.
Another purpose of the present invention is to provide a kind of LCD, because its light source is to be arranged on the edge strip, when edge strip is when containing the good heat-conducting of aluminium, because of it directly contacts with edge strip, and the used heat that is produced can be with light source luminescent the time is directly derived by edge strip, promotes radiating efficiency.
Description of drawings
Because the present invention discloses a kind of LCD and backlight module wherein, wherein backlight module that is utilized and luminaire related process know usually that for correlative technology field has the knowledgeable can understand, so with hereinafter explanation, no longer do complete description.Simultaneously, with the accompanying drawing that is hereinafter contrasted, be to express the signal relevant with feature of the present invention, also do not need according to the complete drafting of practical situation, wherein:
Figure 1A is the assembling synoptic diagram of the present invention's first preferred embodiment side-light type liquid crystal display backlight module.
Figure 1B is the present invention's first preferred embodiment side-light type liquid crystal display backlight module decomposing schematic representation.
Fig. 1 C is the present invention's first preferred embodiment conjunction and edge strip part decomposing schematic representation.
Fig. 1 D partly assembles synoptic diagram for the present invention's first preferred embodiment conjunction and edge strip.
Fig. 1 E is the present invention's first preferred embodiment locating piece and conjunction part decomposing schematic representation.
Fig. 1 F is that Figure 1A of the present invention is along the online diagrammatic cross-section of AA.
Fig. 1 G is another enforcement view of conjunction of the present invention's first preferred embodiment.
Fig. 1 H is the another enforcement view of conjunction of the present invention's first preferred embodiment
Fig. 2 A is the assembling synoptic diagram of the present invention's second preferred embodiment side-light type liquid crystal display backlight module.
Fig. 2 B is the present invention's second preferred embodiment side-light type liquid crystal display backlight module decomposing schematic representation.
Fig. 2 C is the present invention's second preferred embodiment conjunction and edge strip part decomposing schematic representation.
Fig. 2 D partly assembles synoptic diagram for the present invention's second preferred embodiment conjunction and edge strip.
Fig. 3 A is the present invention's the 3rd preferred embodiment LCD assembling synoptic diagram.
Fig. 3 B is the present invention's the 3rd preferred embodiment LCD decomposing schematic representation.
Embodiment
See also Figure 1A and Figure 1B, be respectively the present invention's first preferred embodiment side-light type liquid crystal display backlight module assembling synoptic diagram and decomposing schematic representation.Side-light type liquid crystal display backlight module 1 includes light source 11, side-light type optical diaphragm group 12, framework 13 and backboard 14.For example, side-light type optical diaphragm group 12 can be made up of light guide plate 121 and blooming 122.Framework 13 is to combine with backboard 14.The material of backboard 14 can be metal (for example aluminium) or plastic material.
In the present embodiment, framework 13 mainly is to be assembled with a plurality of conjunctions 132 by a plurality of edge strips 131.Edge strip 131 is the settings all around along side-light type optical diaphragm group 12, and light source 11 is to be arranged at least one edge strip 131, in this preferred embodiment, light source 11 is to use striation (LED Light Bar) or the light emitting diode matrix of being made up of light emitting diode (LED Array).
In preferable enforcement state, each edge strip 131 is to make with the aluminium extruded molding mode, so can adjust the length of required edge strip according to the size of display panels, avoid using mold casting forming to come the spent cost waste of repetition die sinking according to the size difference.In addition, under this kind enforcement state, because light source 11 is to be arranged on the edge strip 131, when edge strip 131 is the good metal heat-conducting, because of light source 11 directly contacts with edge strip 131,, promote radiating efficiency so the used heat that is produced when can be with light source 131 luminous is directly derived by edge strip 131.In addition, edge strip 131 further is provided with first barricade 1312 in the outside, and by around four first grade of walls 1312 of edge strip 131 to cross first accommodation space 15.In addition, around backboard 14, also can be provided with a plurality of second grade of wall 141, and each second barricade 141 be respectively separately with first barricade 1312 against each other, thus in assembling process, so that framework 13 is located on backboard 14.
Again, also second grade of wall 141 can be set around the backboard 14, framework 13 then utilizes conjunction 132 bottoms 1322 and backboard 14 directly to lock to interosculate.
Please, be respectively the present invention's first preferred embodiment conjunction and edge strip partly decomposing schematic representation and assembling synoptic diagram in the lump with reference to figure 1C and Fig. 1 D.Conjunction 132 is four jiaos of settings along side-light type optical diaphragm group 12 (Figure 1A), and each conjunction 132 has a top 1321 and a bottom 1322, top 1321 have one first kink 1323 with from first kink, 1323 outward extending first connecting portions 1324.Bottom 1322 has second kink 1325 and reaches from second kink, 1325 outward extending second connecting portions 1326.First connecting portion 1324 and second connecting portion 1326 are formed with second accommodation space 133 jointly, and be wherein ccontaining for an end 1311 of edge strip 131.All edge strips 131 link into an integrated entity with all conjunctions 132 thus, forming first accommodation space 15, side-light type optical diaphragm group 12 are placed among first accommodation space 15.
In this preferred embodiment, the top of conjunction 132 1321 and bottom 1322 are to be element independently separately, and be after assembling is finished, sealed mutually and form conjunction 132 by top 1321 and bottom 1322.
In addition, on second connecting portion 1326 of the bottom 1322 of conjunction 132, further include gim peg 1327, and on edge strip 131, further include fixed orifice 1313, and fixed orifice 1313 is and gim peg 1327 corresponding settings, by fixed orifice 1313 covers are connected on the gim peg 1327, make edge strip 131 can fixedly connected with the bottom 1322 of conjunction 132.In addition,,, can further be equipped with bolt 134, the bottom 1322 of edge strip 131 and conjunction 132 is locked and connected at each fixed orifice 1313 and corresponding gim peg 1327 places for reaching the firm setting of edge strip 131 and the bottom 1322 of conjunction 132.
In addition, for when assembling side-light type optical diaphragm group 12 can strong fix on framework 13, on the bottom 1322 of conjunction 132, can be provided with keeper 1328, make can rely on the effect of reaching strong fix against keeper 1328 when assembling four jiaos of side-light type optical diaphragm group 12.The bottom 1322 of conjunction 132 can offer trunking 1329, makes the electric wire of side-light type optical diaphragm group 12 or signal wire (not icon) unify to be embedded at wherein, is convenient to arrangement.
In addition, the function that side-light type optics matrix group 12 (Figure 1A) locate in framework 13 (Figure 1A), except that by on be set forth in and set up on the bottom 1322 of conjunction 132 direct integrally formed keeper 1328 provided, also can be shown in Fig. 1 E, additionally set up the locating piece 135 with bottom 1322 independent separate of conjunction 132, then setting is thereon for keeper 1328 and trunking 1329.In addition, locating piece 135 has locking hole 1351 to locate via 1352 lockings of extra locking part with conjunction 132 tops 1321 and bottom 1322.Again, when side-light type liquid crystal display backlight module 1 that this preferred embodiment provided is used for assembling liquid crystal display (not icon), locating piece 135 also can be simultaneously by locking hole 1351 and conjunction 132 and LCD outer layer glue frame (not icon) location that together lock, so that assemble.And the method for making of locating piece 135 is preferably by ejection formation and makes.
In addition, refer again to Figure 1B, can further include a plurality of carrier strip 16 at the side-light type liquid crystal display backlight module 1 that this preferred embodiment provided, each carrier strip 16 is and each edge strip 131 corresponding setting side-light type optical diaphragm group 12 can be pressed in first accommodation space 15 after assembling is finished.
Please refer to Fig. 1 F, for the present invention first preferred embodiment Figure 1A along the online diagrammatic cross-section of AA.Because light source 11 is arranged on the edge strip 131, so when carrier strip 16 is pressed on side-light type optical diaphragm group 12 in first accommodation space 15, carrier strip 16 can be used as shading element, the light that overflows of light source 11 is covered the problem of avoiding light leak or light not to concentrate.
Please refer to Fig. 1 G, be another enforcement view of conjunction of the present invention's first preferred embodiment.First preferred embodiment according to the present invention, conjunction 132 also can be by top 1321 and the bottom 1322 body formed kenel that directly permeates except the element kenel that is divided into the independent top that is provided with 1321 and bottom 1322 as described above.First connecting portion 1324 and second connecting portion 1326 are also mutually involutory and form second accommodation space 133; One end 1311 of edge strip 131 also is to insert among second accommodation space 133, is connected with conjunction 132.
Again, shown in Fig. 1 H, conjunction 132 also can interosculate in the bridge joint mode with edge strip 131.That is according to notion of the present invention, conjunction 132 not necessarily needs as shown in Fig. 1 D or Fig. 1 G, have the end 1311 of second accommodation space 133 with ccontaining edge strip 131, can also bridge joint (shown in Fig. 1 H) or other gluing mode, interosculate with edge strip 131.
The side-light type liquid crystal display backlight module that is provided according to above-mentioned first preferred embodiment, because framework 13 is to be interosculated by a plurality of edge strips 131 and a plurality of conjunction 132 to form, can be provided with in response to the display panel of various sizes and adjust edge strip 131 length, the die sinking of need not going is again made again.In addition, the structural strength of side-light type liquid crystal display backlight module 1, then by providing by backboard 14 fully traditionally, change into most of by conjunction on the framework 13 132 and edge strip 131 burdens, so can reduce the thickness of backboard 14, and also can avoid using impact style to make backboard, effectively reduce production costs.
Again, according to the side-light type liquid crystal display backlight module that this preferred embodiment provided, on the preferred order of assembling, then shown in Figure 1B decomposing schematic representation and Fig. 1 C, earlier with conjunction 132 bottoms 1322 and edge strip 131 lockings, to form the square composition of edge strip 131-conjunction bottom 1322.Then edge strip 131 and conjunction bottom 1322 are positioned to go again on the backboard 14 sealed.After treating to be arranged at light source 11 (this sentences LED optical strip is example) on the edge strip 131, again side-light type optical diaphragm group 12 is positioned in regular turn (containing light guide plate 121 and blooming 122) on the square composition of bottom 1322 of edge strip 131-conjunction 132, and with the keeper 1328 on 12 4 jiaos of side-light type optical diaphragm group and each conjunction 132 bottom 1322 against the location.Then again the top 1321 of conjunction 132 is utilized bottom 1322 lockings of bolt and conjunction 132, both form complete conjunction 132, afterwards with each carrier strip 16 and each edge strip 131 corresponding setting, side-light type optical diaphragm group 12 pressed to put be fixed in first accommodation space 15, to finish the assembling of side-light type liquid crystal display backlight module 1,1 of side-light type liquid crystal display backlight module finishing assembling is shown in Figure 1A.
In addition, remove in above-mentioned first preferred embodiment, conjunction is arranged at four jiaos of the side-light type optical diaphragm group be provided with outside the kenel, conjunction can also have ㄈ type structure, is arranged at the relative dual side-edge of side-light type optical diaphragm group.Be provided with in detail described in state such as following second preferred embodiment.
See also Fig. 2 A and Fig. 2 B, be respectively the present invention's second preferred embodiment side-light type liquid crystal display backlight module assembling synoptic diagram and decomposing schematic representation.Side-light type liquid crystal display backlight module 2 includes light source 21, side-light type optical diaphragm group 22, framework 23 and backboard 24.For example, side-light type optical diaphragm group 22 can be light guide plate 221, blooming 222 and reflection diaphragm 223 and forms.Framework 23 is to combine with backboard 24.
In the present embodiment, framework 23 mainly is to be assembled by four edge strips 231 and two conjunctions 232.Edge strip 231 is to be provided with around side-light type optical diaphragm group 22, and light source 21 is to be arranged at least one edge strip 231, in this preferred embodiment, light source 21 is to use striation (LED Light Bar) or the light emitting diode matrix of being made up of light emitting diode (LED Array).
In addition, edge strip 231 further is provided with first barricade 2312 in the outside, and by around four first grade of walls 2312 of edge strip 231 to cross first accommodation space 25.In addition, around backboard 24, also can be provided with a plurality of second grade of wall 241, and each second barricade 241 be respectively separately with first barricade 2312 against each other, in assembling process, framework 23 can be located on backboard 24 thus.
Please refer to Fig. 2 C and Fig. 2 D, be respectively the present invention's second preferred embodiment conjunction and edge strip partly decomposing schematic representation and assembling synoptic diagram.Conjunction 232 (Fig. 2 A) is the relative dual-side setting along side-light type liquid crystal display backlight module 22 (Fig. 2 A), each conjunction 232 (Fig. 2 A) has the corresponding bottom 2322 that is equipped on side door type structure turning point with two, the top 2321 that is side door type structure, top 2321 have first kink 2323 with from first kink, 2323 outward extending first connecting portions 2324.Bottom 2322 has second kink 2325 and reaches from second kink, 2325 outward extending second connecting portions 2326.First connecting portion 2324 and second connecting portion 2326 are formed with second accommodation space 233 jointly, and be wherein ccontaining for an end 2311 of edge strip 231.All edge strips 231 and two conjunctions 232 (Fig. 2 A) link into an integrated entity by this, forming first accommodation space 25, side-light type optical diaphragm group 22 are placed among first accommodation space 25.
In addition, on second connecting portion 2326 of the bottom 2322 of conjunction 232 (Fig. 2 A), further include gim peg 2327, and on edge strip 231, further include fixed orifice 2313, and fixed orifice 2313 is and gim peg 2327 corresponding settings, by fixed orifice 2313 covers are connected on the gim peg 2327, make edge strip 231 can fixedly connected with the bottom 2322 of conjunction 232 (Fig. 2 A).In addition, for reaching the firm setting of edge strip 231 and the bottom 2322 of (Fig. 2 A) of conjunction 232, at each fixed orifice 2313 and corresponding gim peg 2327 places, can further be equipped with bolt 234, the bottom 2322 of edge strip 231 with conjunction 232 (Fig. 2 A) locked and connected.
In addition, for when assembling side-light type optical diaphragm group 22 can strong fix on framework 23, on the bottom 2322 of conjunction 232, can be provided with keeper 2328, make can rely on the effect of reaching strong fix against keeper 2328 when assembling four jiaos of side-light type optical diaphragm group 22.The bottom 2322 of conjunction 232 can offer trunking 2329, makes the electric wire of side-light type optical diaphragm group 22 or signal wire (not icon) unify to be embedded at wherein, is convenient to arrangement.And the locating piece of independent separate is set in conjunction 232 bottoms 2322, and on locating piece, offer trunking, also the field has the people of common technology for the known equivalent replacement of eigen for this reason.
In addition, refer again to Fig. 2 B, can further include a plurality of carrier strip 26 at the side-light type liquid crystal display backlight module 2 that this preferred embodiment provided, carrier strip 26 is and edge strip 231 corresponding settings side-light type optical diaphragm group 22 can be pressed in first accommodation space 25 after assembling is finished.
All the other features in second preferred embodiment, as the moulding material of backboard and edge strip and mode, structural strength burden, preferable assembling sequence, and backboard and conjunction assembling mode, all identical with first preferred embodiment, no longer repeat to give unnecessary details at this.
Except that the side-light type liquid crystal display backlight module that above-mentioned first and second preferred embodiment provided, the present invention also provides a kind of LCD, and is as described below.The feature of the side-light type liquid crystal display backlight module that wherein comprises in the LCD, roughly the same with first and second preferred embodiment, thus in the following side-light type liquid crystal display backlight module 1 all element characteristics and interconnected relationship please together referring to figs. 1A to Fig. 1 E.Below only be illustrated with regard to the 3rd preferred embodiment and aforementioned preferred embodiment feature difference.
Please refer to Fig. 3 A and Fig. 3 B, be respectively the present invention's second preferred embodiment LCD assembling synoptic diagram and decomposing schematic representation.LCD 3 includes housing 31, display panel 32, side-light type liquid crystal display backlight module 1 and backboard 14.The composition of side-light type liquid crystal display backlight module 1 and feature are roughly the same with first preferred embodiment.Side-light type liquid crystal display backlight module 1 includes light source 11, side-light type optical diaphragm group 12, framework 13.And side-light type optical diaphragm group 12 can be made up of light guide plate 121 and blooming 122.13 of frameworks include a plurality of edge strips 131 and a plurality of conjunctions 132.Wherein subassembly 132 includes top 1321 and bottom 1322, and top 1321 and bottom 1322 have first kink 1323 and second kink 1324 respectively and from first kink, 1323/ second kink, 1324 outward extending first connecting portion 1325 and second connecting portions 1326, and be involutory and form second accommodation space 133 about in the of 1326 by first connecting portion 1325 and second connecting portion.All edge strips 131 link into an integrated entity with all conjunctions 132, and to form first accommodation space 15, side-light type optical diaphragm group 12 is to be placed among first accommodation space 15.The interconnected relationship of all the other each elements and first preferred embodiment are described roughly the samely no longer to be repeated to give unnecessary details at this.
Again, on preferable assembling sequence, shown in Fig. 3 B decomposing schematic representation, earlier with conjunction 132 bottoms 1322 and edge strip 131 lockings, to form the square composition of edge strip 131 1 conjunction bottoms 1322.Then by second barricade 141 on first barricade 1312 on the edge strip 131 and the backboard 14 against the location, be positioned to go again on the backboard 14 edge strip 131 and conjunction bottom 1322 sealed.After treating to be arranged at light source 11 (this sentences LED optical strip is example) on the edge strip 131, again side-light type optical diaphragm group 12 (containing light guide plate 121 and blooming 122) is positioned on the square composition of edge strip 131-conjunction bottom 1322 in regular turn, and with the keeper 1328 on 12 4 jiaos of side-light type optical diaphragm group and each conjunction 132 bottom 1322 against the location.Then again conjunction 132 tops 1321 are utilized bolt 134 and conjunction 132 bottoms, 1322 lockings, both form complete conjunction 132, afterwards with each carrier strip 16 and each edge strip 131 corresponding setting, side-light type optical diaphragm group 12 pressed to put be fixed in first accommodation space 15.Display panel 32 is placed thereafter side-light type liquid crystal display backlight module 1 on, at last housing 31 is arranged at display panel 22 on, to finish the assembling of LCD 3,3 of LCD finishing assembling are as shown in Figure 3A.
In addition, except that the above-mentioned side-light type liquid crystal display backlight module 1 of finishing is earlier assembled the method that again display panel 32 is placed on the side-light type liquid crystal display backlight module 1, also display panel 32 can be placed earlier on the side-light type optical diaphragm group 12, again with conjunction 132 tops 1321 and conjunction 132 bottoms, 1322 lockings, display panel 22 is placed in first accommodation space 15 jointly afterwards.
In addition, though the side-light type liquid crystal display backlight module 1 that is provided with first preferred embodiment in this preferred embodiment (it comprises along 12 4 jiaos of conjunctions 13 that are provided with of side-light type optical diaphragm group) is an example, so the side-light type liquid crystal display backlight module 2 (it includes the conjunction 23 that has side door type structure along the 22 relative dual side-edge settings of side-light type optical diaphragm group) that second preferred embodiment is provided replaces above-mentioned side-light type liquid crystal display backlight module 1, the LCD of forming in this preferred embodiment to be provided 3, still the people known equivalent replacement of field with common technology for this reason.
More than, the present invention is by each embodiment and relevant drawings thereof and clear stating clearly can be implemented according to this by haveing the knack of this operator.Yet each embodiment of the present invention only is exemplary but not for restricted at this, that is, do not breaking away within connotation of the present invention and the scope variation example of above-mentioned each embodiment and revise example and be the present invention and contain.Edge this, the present invention is defined by the claim scope.
Claims (12)
1. a side-light type liquid crystal display backlight module includes a light source, a side-light type optical diaphragm group, and a framework and a backboard, and this framework combines with this backboard, it is characterized in that this framework includes:
A plurality of edge strips are provided with around this side-light type optical diaphragm group, and this light source be arranged at described edge strip at least one of them; And
A plurality of conjunctions, described edge strip and described conjunction link into an integrated entity, and to form one first accommodation space this side-light type optical diaphragm group are placed in wherein.
2. side-light type liquid crystal display backlight module as claimed in claim 1, each conjunction have one second accommodation space, and be wherein ccontaining for an end of edge strip.
3. side-light type liquid crystal display backlight module as claimed in claim 2, each conjunction has a top and at least one bottom, this top have one first kink with from outward extending one first connecting portion of this first kink, this bottom has one second kink and reaches from outward extending one second connecting portion of this second kink, this first connecting portion and this second connecting portion are formed with this second accommodation space jointly, this top of each conjunction and this bottom are stand-alone assembly, and each top and each bottom are sealed mutually and form this conjunction.
4. side-light type liquid crystal display backlight module as claimed in claim 1, wherein said conjunction are arranged at four jiaos or relative dual side-edge of this side-light type liquid crystal display backlight module.
5. side-light type liquid crystal display backlight module as claimed in claim 1, each edge strip further includes one first barricade, a plurality of first barricades of these a plurality of edge strips cross this first accommodation space thus, and this backboard further includes a plurality of second barricades, and described second barricade is provided with around this backboard, each second barricade and each first barricade against each other, so that this framework is positioned this backboard.
6. side-light type liquid crystal display backlight module as claimed in claim 3, wherein this second connecting portion further includes a gim peg, and this edge strip further includes a fixed orifice of corresponding setting with this gim peg, so that this edge strip is fixedlyed connected with this conjunction, and this side-light type liquid crystal display backlight module further includes a plurality of bolts, correspondence is disposed on this fixed orifice and this gim peg, so that this edge strip and this conjunction are locked and connected.
7. side-light type liquid crystal display backlight module as claimed in claim 3, this conjunction bottom further is provided with positioning piece, and for this side-light type optical diaphragm group location, and this conjunction bottom further includes a trunking.
8. side-light type liquid crystal display backlight module as claimed in claim 3, further include a plurality of locating pieces, each locating piece correspondence is provided with each conjunction bottom, and this locating piece further includes a trunking, and this locating piece is made by ejection formation, and has a locking hole.
9. side-light type liquid crystal display backlight module as claimed in claim 1 further includes a plurality of carrier strip, the corresponding setting with each edge strip of each carrier strip.
10. side-light type liquid crystal display backlight module as claimed in claim 1, wherein each conjunction is one-body molded.
11. a LCD includes
One housing;
One display panel; And
Just like one of them described side-light type liquid crystal display backlight module of claim 1 to 10.
12. LCD as claimed in claim 11, wherein this first accommodation space further is equipped with this display panel.
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| CN2009101786542A CN102033356A (en) | 2009-09-24 | 2009-09-24 | Liquid crystal display and side light type liquid crystal display backlight module |
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| CN2009101786542A CN102033356A (en) | 2009-09-24 | 2009-09-24 | Liquid crystal display and side light type liquid crystal display backlight module |
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Cited By (7)
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| CN102566103A (en) * | 2012-02-29 | 2012-07-11 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| CN102620214A (en) * | 2012-04-11 | 2012-08-01 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
| CN102798093A (en) * | 2012-07-17 | 2012-11-28 | 深圳市华星光电技术有限公司 | Rear panel, backlight module and liquid crystal display device |
| CN102853408A (en) * | 2012-10-18 | 2013-01-02 | 深圳市华星光电技术有限公司 | Heat radiating element, manufacturing method thereof and backlight module |
| WO2013134967A1 (en) * | 2012-03-13 | 2013-09-19 | 深圳市华星光电技术有限公司 | Backlight module |
| CN114815393A (en) * | 2022-05-27 | 2022-07-29 | 合肥京东方视讯科技有限公司 | Back plate assembly, backlight module and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102566103A (en) * | 2012-02-29 | 2012-07-11 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| CN102566103B (en) * | 2012-02-29 | 2015-05-20 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| WO2013134967A1 (en) * | 2012-03-13 | 2013-09-19 | 深圳市华星光电技术有限公司 | Backlight module |
| CN102620214A (en) * | 2012-04-11 | 2012-08-01 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
| CN102798093A (en) * | 2012-07-17 | 2012-11-28 | 深圳市华星光电技术有限公司 | Rear panel, backlight module and liquid crystal display device |
| CN102798093B (en) * | 2012-07-17 | 2015-06-10 | 深圳市华星光电技术有限公司 | Rear panel, backlight module and liquid crystal display device |
| CN102853408A (en) * | 2012-10-18 | 2013-01-02 | 深圳市华星光电技术有限公司 | Heat radiating element, manufacturing method thereof and backlight module |
| WO2023070266A1 (en) * | 2021-10-25 | 2023-05-04 | 瑞仪光电(苏州)有限公司 | Backlight module and display device |
| CN114815393A (en) * | 2022-05-27 | 2022-07-29 | 合肥京东方视讯科技有限公司 | Back plate assembly, backlight module and display device |
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Application publication date: 20110427 |