CN202546475U - LED (Light-Emitting Diode) backlight module using back panel of liquid crystal display as cover body - Google Patents
LED (Light-Emitting Diode) backlight module using back panel of liquid crystal display as cover body Download PDFInfo
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- CN202546475U CN202546475U CN2012200325372U CN201220032537U CN202546475U CN 202546475 U CN202546475 U CN 202546475U CN 2012200325372 U CN2012200325372 U CN 2012200325372U CN 201220032537 U CN201220032537 U CN 201220032537U CN 202546475 U CN202546475 U CN 202546475U
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Abstract
The utility model relates to an LED (Light-Emitting Diode) backlight module using a back panel of a liquid crystal display as a cover body. The LED backlight module comprises the back panel of the liquid crystal display, a reflection layer, a plurality of circuit layers, a plurality of LED elements, a plurality of lens structures and an optical board, wherein the back panel of the liquid crystal display is used as the cover body of the LED backlight module and used for containing the reflection layer, the circuit layers, the LED elements, the lens structures and the optical board. According to the LED backlight module using the back panel of the liquid crystal display as the cover body, the back panel of the liquid crystal display is directly used as the cover body for the LED elements and the circuit layers, so that the production cost is lower. Furthermore, an L-shaped cover body or an n-shaped cover body does not exist, so that less use space insides the liquid crystal display is occupied. Therefore, the volume of the liquid crystal display can be reduced.
Description
Technical field
The utility model relates to a kind of LED-backlit module, the LED-backlit module that particularly to relate to a kind of backboard with LCD be cover body.
Background technology
LCD is at present by the display product that widely uses, LCD be liquid crystal layer by liquid crystal panel to control the light transmittance of each pel position, make LCD show image correctly.At present, LCD be applied in large quantities TV, mobile phone (mobile phone), Smartphone (smart phone), notebook computer and personal digital assistant (personal digital assistant, PDA) among.
Yet because liquid crystal panel is to belong to non-self luminous demonstration material, therefore, LCD need dispose a backlight module so that its light source to be provided.Seeing also Fig. 1, is the combination sketch map that is installed on the inner a kind of existing LED-backlit module of commonly using of LCD.As shown in Figure 1, this existing LED-backlit module of commonly using mainly comprises: a main frame 100 ' and at least one lamp bar 200 '.Wherein, this main frame 100 ' has a base plate 110 ' and four sides (120 ', 140 '; 160 ', 180 '), this lamp bar 200 ' is to be arranged at this side (120 ' by thermal paste; 140 '; 180 ') on, and, a plurality of LED elements 210 ' that are installed on the circuit board 220 ' had on the lamp bar 200 '.In addition, as shown in Figure 1, a LGP 300 ' is to be installed in the main frame 100 ', and this LGP 300 ' is to have four protuberances 350 ' can embed respectively by formed four the main frame corners of these four sides (120 ', 140 ', 160 ', 180 ').So, when this a plurality of LED element 210 ' was luminous, a backlight promptly was incident to this LGP 300 ' and spreads.
Above-mentioned this LED-backlit module is existing commonly using within LCD; Yet, as shown in Figure 1, because this lamp bar 200 ' is three sides (120 ' that directly are installed on main frame 100 '; 140 '; 180 '), lamp bar 200 ' does not receive the protection of a cover body or an accommodating body, therefore; In case LCD is clashed into, possibly cause the damage of lamp bar 200 ' in handling process.
In view of this, backlight module manufacturer provides a kind of LED-backlit module with cover body.Seeing also Fig. 2, is to be installed on the inner a kind of combination sketch map with LED-backlit module of cover body of LCD.As shown in Figure 2; Two backlight modules 12 " be to be installed on LCD inside; wherein, this two backlight module 12 " be relatively to be arranged at a main frame 11 " upper and lower side frame, each backlight module 12 " comprising: a cover body 121 ", a circuit board 122 " with a plurality of LED elements 123 ".
Usually, this cover body 121 " be by a metal material, for example: aluminium,, cover body 121 via the Sheet Metal Forming Technology manufacturing " shape often be ㄇ shape or L shaped.This circuit board 122 " be to be attached at cover body 121 " inside, and these a plurality of LED elements 123 " be to be arranged at circuit board 122 " on.In addition, in order to increase the receipts light effect of backlight module, a reflecting layer (not shown) more is attached at cover body 121 " inner surface; So, when LED element 123 " when luminous, LED element 123 can be reflected in this reflecting layer " light that sent, make light can all be incident to LGP.
So, for above-mentioned this had the LED-backlit module of cover body, it just can be by cover body 121 " ccontaining circuit board 122 " with LED element 123 ", and LED element 123 is provided " proper protection.Even so, the above-mentioned LED-backlit module that this has cover body still has following shortcoming:
1. owing to have cover body 121 " event, compared to the existing LED-backlit module of commonly using, this LED-backlit module with cover body has higher production cost.
2. when manufacturing has the LED-backlit module of cover body; Must be with circuit board 122 " with LED element 123 " place the cover body 121 of moulding in advance " in; again with cover body 121 " be mounted to LCD inside, so complicated processing step causes the LED-backlit module to be made efficiently.
3. hold above-mentioned the 1st point, in addition, this LED-backlit module with cover body is to occupy more usage space in LCD inside, causes the volume of LCD to be dwindled.
Therefore, comprehensive above-mentioned for of the explanation of two kinds of existing LED-backlit modules of commonly using with the combination of the main frame of LCD, can learn that the existing LED-backlit module of commonly using still has many shortcomings and deficiency; In view of this, the inventor of the utility model does one's utmost to study utility model, and the LED-backlit module that a kind of backboard with LCD of the utility model of research and development completion finally is a cover body.
Summary of the invention
First purpose of the utility model, being to provide a backboard with LCD is the LED-backlit module of cover body, directly utilizes the cover body of the backboard of LCD as LED element and circuit layer, whereby mode reduce the LED-backlit module production cost.
Second purpose of the utility model; Being to provide a backboard with LCD is the LED-backlit module of cover body; Be not have L type cover body or ㄇ type cover body, therefore, when this backboard with LCD LED-backlit module that is cover body is installed within the LCD; It can't occupy too many usage space in LCD inside, make that the volume of LCD can be dwindled again.
Therefore, for first purpose and second purpose of reaching the utility model, the LED-backlit module that it is cover body that the inventor of the utility model proposes a kind of backboard with LCD comprises:
The backboard of one LCD is as a cover body;
One reflecting layer is to be located within the backboard of this LCD;
A plurality of circuit layers are to be located at backboard interior of LCD and to be positioned on this reflecting layer;
A plurality of LED elements are to be located within the backboard of LCD and to be positioned on these a plurality of circuit layers;
A plurality of lens arrangements are to place on the reflecting layer, and lay respectively on these a plurality of LED elements, in order to receive the backlight that these a plurality of LED elements are sent; And
One optical sheet is to be located within the backboard of LCD and to be positioned on these a plurality of lens arrangements;
Wherein, by these a plurality of lens arrangements, this backlight that these a plurality of LED elements are sent is the beam incident optical plate equably, make backlight equably diffusion profile in optical sheet.
Preferable, aforesaid backboard with LCD is the LED-backlit module of cover body, wherein this optical sheet can be following any: the combination optical plate of diffuser plate and diffuser plate and Polarizer.
Preferable, aforesaid backboard with LCD is the LED-backlit module of cover body, wherein these a plurality of lens arrangements can be beneficial to assembling by one-body molded.
Preferable, aforesaid backboard with LCD is the LED-backlit module of cover body, wherein these a plurality of LED elements can be made into a plurality of LED lamp bars with these a plurality of circuit layers, are beneficial to assembling.
In addition, for first purpose and second purpose of reaching the utility model, another embodiment that it is the LED-backlit module of cover body that the inventor of the utility model proposes this backboard with LCD comprises:
The backboard of one LCD is as a cover body;
One reflecting layer is to be located within the backboard of this LCD, and has a plurality of grooves;
A plurality of circuit layers are to be located at respectively in a plurality of grooves in this reflecting layer;
A plurality of LED elements are to be located in a plurality of grooves in this reflecting layer respectively and to be positioned on these a plurality of circuit layers;
A plurality of lens arrangements are to place on the reflecting layer, and lay respectively on these a plurality of LED elements, in order to receive the backlight that these a plurality of LED elements are sent; And
One optical sheet is to be located within the backboard of LCD and to be positioned on these a plurality of lens arrangements;
Wherein, by these a plurality of lens arrangements, this backlight that these a plurality of LED elements are sent is the beam incident optical plate equably, make backlight equably diffusion profile in optical sheet.
Preferable, aforesaid backboard with LCD is the LED-backlit module of cover body, wherein this optical sheet can be following any: the combination optical plate of diffuser plate and diffuser plate and Polarizer.
Preferable, aforesaid backboard with LCD is the LED-backlit module of cover body, wherein these a plurality of lens arrangements can be beneficial to assembling by one-body molded.
Preferable, aforesaid backboard with LCD is the LED-backlit module of cover body, wherein these a plurality of LED elements can be made into a plurality of LED lamp bars with these a plurality of circuit layers, are beneficial to assembling.
Preferable, aforesaid backboard with LCD is the LED-backlit module of cover body, wherein places these a plurality of lens arrangements on these a plurality of LED elements to embed respectively in these a plurality of grooves.
Preferable; Aforesaid backboard with LCD is the LED-backlit module of cover body; Wherein more comprise a plurality of substrates; Be the surface that is covered on the backboard of this LCD through a heat-conducting glue, and place respectively between this many bar insulations heat-conducting glue and this a plurality of circuit layers, in order to carry a plurality of circuit layers.
Preferable, aforesaid backboard with LCD is the LED-backlit module of cover body, wherein this substrate can be following any: copper base and aluminium base.
In addition, for first purpose and second purpose of reaching the utility model, an embodiment again of the LED-backlit module that it is cover body that the inventor of the utility model proposes this backboard with LCD comprises:
The backboard of one LCD is as a cover body;
A plurality of circuit layers are to be arranged on the backboard of LCD by many bar insulations heat-conducting glue;
A plurality of LED elements are to be located at respectively on these a plurality of circuit layers;
One reflecting layer is to be located on these a plurality of circuit layers, and wherein, this reflecting layer has a plurality of grooves with respect to these a plurality of LED elements, makes that these a plurality of LED elements can be exposed to outside this reflecting layer by passing these a plurality of grooves;
A plurality of lens arrangements are to place on the reflecting layer, and lay respectively on these a plurality of LED elements, in order to receive the backlight that these a plurality of LED elements are sent; And
One optical sheet is to be located within the backboard of LCD and to be positioned on these a plurality of lens arrangements;
Wherein, by these a plurality of lens arrangements, this backlight that these a plurality of LED elements are sent is the beam incident optical plate equably, make backlight equably diffusion profile in optical sheet.
Preferable, aforesaid backboard with LCD is the LED-backlit module of cover body, wherein this optical sheet can be following any: the combination optical plate of diffuser plate and diffuser plate and Polarizer.
Preferable, aforesaid backboard with LCD is the LED-backlit module of cover body, wherein these a plurality of lens arrangements can be beneficial to assembling by one-body molded.
Preferable, aforesaid backboard with LCD is the LED-backlit module of cover body, wherein these a plurality of LED elements can be made into a plurality of LED lamp bars with these a plurality of circuit layers, are beneficial to assembling.
The advantage and the beneficial effect of the utility model comprise:
1. among the utility model; Be directly to utilize the backboard 11 of LCD as the cover body of these a plurality of LED elements 13 with these a plurality of circuit layers 12; So; Compared to the existing LED-backlit module of commonly using, the backboard with LCD of the utility model is that the LED-backlit module of cover body is because do not carry L type cover body or ㄇ type cover body has lower production cost.
2. owing among the utility model, be that the composition member with the LED-backlit module directly is installed within the backboard 11 of LCD, processing step is quite simple and easy and efficient.
3. hold above-mentioned the 2nd point, among the utility model, these a plurality of lens arrangements 15 can also can be made into a plurality of LED lamp bars with these a plurality of circuit layers 12 by one-body molded and these a plurality of LED elements 13; So, by the integrated lens arrangement of processing in advance 15 and these a plurality of LED lamp bars, the assembling that more to help this backboard with LCD be the LED-backlit module of cover body.
4. hold above-mentioned the 1st point; Because the utility model is that the LED-backlit module of cover body does not have L type cover body or ㄇ type cover body with the backboard of LCD; Therefore, can't occupy too many usage space in LCD inside, make that the volume of LCD can be dwindled again.
Above-mentioned explanation only is the general introduction of the utility model technical scheme; In order more to know the technological means of understanding the utility model; And can implement according to the content of specification, and for let the above-mentioned of the utility model with other purposes, feature and advantage can be more obviously understandable, below special act preferred embodiment; And conjunction with figs., specify as follows.
Description of drawings
Fig. 1 is the combination sketch map that is installed on the inner a kind of existing LED-backlit module of commonly using of a LCD;
Fig. 2 is installed on the inner a kind of combination sketch map with LED-backlit module of cover body of LCD;
Fig. 3 is that the backboard with LCD of the utility model is the three-dimensional exploded view of first embodiment of the LED-backlit module of cover body;
Fig. 4 is that the backboard with LCD is the three-dimensional combination figure of first embodiment of the LED-backlit module of cover body;
Fig. 5 is that the backboard with LCD is the side sectional view of first embodiment of the LED-backlit module of cover body;
Fig. 6 is that the backboard with LCD is second three-dimensional exploded view of first embodiment of the LED-backlit module of cover body;
Fig. 7 is that the backboard with LCD of the utility model is the three-dimensional exploded view of second embodiment of the LED-backlit module of cover body;
Fig. 8 is that the backboard with LCD of the utility model is the side sectional view of second embodiment of the LED-backlit module of cover body;
Fig. 9 is that the backboard with LCD of the utility model is second side sectional view of second embodiment of the LED-backlit module of cover body;
Figure 10 is that the backboard with LCD of the utility model is the side sectional view of the 3rd embodiment of the LED-backlit module of cover body;
Figure 11 is that the backboard with LCD of the utility model is the three-dimensional exploded view of the 4th embodiment of the LED-backlit module of cover body; And
Figure 12 is that the backboard with LCD of the utility model is the side sectional view of the 4th embodiment of the LED-backlit module of cover body.
[main element symbol description]
1 backboard with LCD is the LED-backlit module of cover body
13 LED elements, 14 reflecting layer
141 grooves, 15 lens arrangements
16 optical sheets, 17 look edge heat-conducting glues
18 substrates, 19 look edge materials
100 ' main frame, 110 ' base plate
120 ' side, 140 ' side
160 ' side, 180 ' side
200 ' lamp bar, 210 ' LED element
300 ' LGP, 350 ' protuberance
11 " main frame 12 " backlight module
121 " cover body 122 " circuit board
123 " LED element
The specific embodiment
For the LED-backlit module that a kind of backboard with LCD that can more clearly describe the utility model and proposed is a cover body, below will cooperate graphicly, elaborate the preferred embodiment of the utility model.
The LED-backlit module that a kind of backboard with LCD that the utility model proposed is a cover body is to have two embodiment; Please consult Fig. 3, Fig. 4 and Fig. 5 simultaneously, three-dimensional exploded view, three-dimensional combination figure and the side sectional view of first embodiment of the LED-backlit module that a kind of backboard with LCD that is respectively the utility model is a cover body.Like Fig. 3 and shown in Figure 5; The backboard with LCD of the utility model is that first embodiment of the LED-backlit module 1 of cover body comprises: the backboard of a LCD 11, a reflecting layer 14, a plurality of circuit layer 12, a plurality of LED element 13, a plurality of lens arrangement 15 and an optical sheet 16; Wherein, the backboard 11 of this LCD is the cover body use as the LED-backlit module.
Consult Fig. 3, Fig. 4 and Fig. 5 unceasingly; This reflecting layer 14, this a plurality of circuit layer 12, this a plurality of LED element 13, this a plurality of lens arrangement 15, all be placed within the backboard 11 of LCD with this optical sheet 16; And; These a plurality of circuit layers 12 are to be positioned on the reflecting layer 14, and again, these a plurality of LED elements 13 are to be positioned on these a plurality of circuit layers 12.In addition, these a plurality of lens arrangements 15 are to place on the reflecting layer 14, and lay respectively on these a plurality of LED elements 13; At this, lens arrangement 15 is in order to receive the backlight that LED element 13 is sent; In addition, among the utility model, be that optical sheet 16 is placed on these a plurality of lens arrangements 15; So; By these a plurality of lens arrangements 15, this backlight that these a plurality of LED elements 13 are sent is beam incident optical plate 16 equably, make backlight equably diffusion profile in optical sheet 16.
Especially; Because these a plurality of LED elements 13 are not the end face (edge) that places the backboard 11 of LCD; Therefore; For the LED-backlit module 1 that the backboard with LCD of the utility model is cover body, the correct direction of backlight guiding that it need not use LGP will these a plurality of LED elements 13 to be sent; So, for the LED-backlit module 1 that the backboard with LCD of the utility model is cover body, only must carry diffuser plate or get final product by the optical sheet 16 that diffuser plate and Polarizer combined.
Please continue to consult Fig. 6, the backboard with LCD that is the utility model is second three-dimensional exploded view of first embodiment of the LED-backlit module of cover body.As shown in Figure 6, for the LED-backlit module 1 that the backboard with LCD of the utility model is cover body, these a plurality of lens arrangements 15 can be by one-body molded, and these a plurality of LED elements 13 can be made into a plurality of LED lamp bars with these a plurality of circuit layers 12; So, by the integrated lens arrangement of processing in advance 15 and these a plurality of LED lamp bars, the assembling that more to help this backboard with LCD be the LED-backlit module of cover body.
The backboard with LCD of the utility model is that the LED-backlit module of cover body more comprises one second embodiment; Please consult Fig. 7 and Fig. 8 simultaneously, the backboard with LCD that is respectively the utility model is the three-dimensional exploded view and the side sectional view of second embodiment of the LED-backlit module of cover body.Like Fig. 7 and shown in Figure 8; Be same as aforementioned first embodiment; The backboard with LCD of the utility model is that second embodiment of the LED-backlit module 1 of cover body comprises: the backboard of a LCD 11, a reflecting layer 14, a plurality of circuit layer 12, a plurality of LED element 13, a plurality of lens arrangement 15 and an optical sheet 16; Wherein, the backboard 11 of this LCD is the cover body use as the LED-backlit module.
Yet; What be different from second embodiment is, is among second embodiment of LED-backlit module 1 of cover body at the backboard with LCD, and the reflecting layer of being located within the backboard 11 of this LCD 14 is to have a plurality of grooves 141; And; These a plurality of circuit layers 12 are to place within these a plurality of grooves 141 with these a plurality of LED elements 13, and wherein, these a plurality of circuit layers 12 also are arranged on the backboard 11 of LCD by many bar insulations heat-conducting glue 17.These 15 of a plurality of lens arrangements likewise place on the reflecting layer 14, and lay respectively on these a plurality of LED elements 13, to receive the backlight that these a plurality of LED elements 13 are sent.At this; What must explain is; Be to place the purpose within these a plurality of grooves 141 to be with these a plurality of circuit layers 12 with this a plurality of LED elements 13 among second embodiment: the location of assistance LED element 13, and then avoid LED element 13 to be shifted because receiving external impacts.
Please consult Fig. 9 unceasingly, the backboard with LCD that is the utility model is second side sectional view of second embodiment of the LED-backlit module of cover body.As shown in Figure 9; Likewise; Be shifted because of receiving external impacts for fear of these a plurality of lens arrangements 15; Among second embodiment, can be to embed respectively in these a plurality of grooves 141 also, to assist these a plurality of lens arrangements 15 of location with placing these a plurality of lens arrangements 15 on these a plurality of LED elements 13.
The backboard with LCD of the utility model is that the LED-backlit module of cover body more comprises one the 3rd embodiment, sees also Figure 10, is the side sectional view of the 3rd embodiment of the LED-backlit module of cover body for the backboard with LCD of the utility model.Shown in figure 10, the backboard with LCD of the utility model is that the 3rd embodiment of the LED-backlit module 1 of cover body comprises: the backboard of a LCD 11, a reflecting layer 14, a plurality of circuit layer 12, a plurality of LED element 13, a plurality of lens arrangement 15, an optical sheet 16, many bar insulations heat-conducting glue 17 and a plurality of substrate 18; Wherein, The backboard 11 of the LCD that is had about the 3rd embodiment, reflecting layer 14, circuit layer 12, LED element 13, lens arrangement 15, optical sheet 16, with insulating heat-conductive glue 17; All be same as backboard 11, reflecting layer 14, circuit layer 12, LED element 13, lens arrangement 15, the optical sheet 16 and insulating heat-conductive glue 17 of the LCD of second embodiment; Therefore, in this just its relativeness and function to each other of repeat specification no longer.
Specifically; At the backboard with LCD is among the 3rd embodiment of LED-backlit module 1 of cover body; Be to be the surfaces that are covered on the backboard 11 of LCD through a heat-conducting glue (not shown) with these a plurality of substrates 18; And be placed in respectively between this many bar insulations heat-conducting glue 17 and this a plurality of circuit layers 12, to carry these a plurality of circuit layers 12; And in, because the material of substrate 18 can be copper or aluminium, therefore, when this a plurality of LED element 13 was luminous, the heat that substrate 18 can be produced LED element 13 apace was sent to the backboard 11 of LCD, to assist 13 heat radiations of LED element effectively.
At last; The backboard with LCD of the utility model is that the LED-backlit module of cover body more comprises one the 4th embodiment; Please consulting Figure 11 and Figure 12 simultaneously, is the three-dimensional exploded view and the side sectional view of the 4th embodiment of the LED-backlit module of cover body for the backboard with LCD of the utility model.Like Figure 11 and shown in Figure 12, the backboard with LCD of the utility model is that the 4th embodiment of the LED-backlit module 1 of cover body comprises: the backboard 11 of a LCD, a plurality of circuit layer 12, a plurality of LED element 13, a reflecting layer 14, a plurality of lens arrangement 15 and an optical sheet 16; Wherein, these a plurality of circuit layers 12 are to be arranged on the backboard 11 of LCD by a plurality of insulating materials 19, and these a plurality of LED elements 13 are to be located at respectively on these a plurality of circuit layers 12.
Consult Figure 11 and Figure 12 unceasingly; This reflecting layer 14 is to be located on these a plurality of circuit layers 12; Wherein, reflecting layer 14 has a plurality of grooves 141 with respect to these a plurality of LED elements 13, makes that these a plurality of LED elements 13 can be exposed to outside this reflecting layer 14 by passing these a plurality of grooves 141.These a plurality of lens arrangements 15 are to place on the reflecting layer 14, and lay respectively on these a plurality of LED elements 13, in order to receive the backlight that these a plurality of LED elements 13 are sent.16 of this optical sheets are located within the backboard 11 of LCD and are positioned on these a plurality of lens arrangements 15.So, by these a plurality of lens arrangements 15, this backlight that these a plurality of LED elements 13 are sent is beam incident optical plate 16 equably, make backlight equably diffusion profile in optical sheet 16.
The above; It only is the preferred embodiment of the utility model; Be not that the utility model is done any pro forma restriction; Though the utility model discloses as above with preferred embodiment, yet be not that any professional and technical personnel of being familiar with is not in breaking away from the utility model technical scheme scope in order to qualification the utility model; When the technology contents of above-mentioned announcement capable of using is made a little change or is modified to the equivalent embodiment of equivalent variations; In every case be the content that does not break away from the utility model technical scheme, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of the utility model technical scheme according to the technical spirit of the utility model.
Claims (15)
1. LED-backlit module that the backboard with LCD is a cover body is characterized in that comprising:
The backboard of one LCD is as a cover body;
One reflecting layer is to be located within the backboard of this LCD;
A plurality of circuit layers are to be located within the backboard of LCD and to be positioned on this reflecting layer;
A plurality of LED elements are to be located within the backboard of LCD and to be positioned on these a plurality of circuit layers;
A plurality of lens arrangements are to place on the reflecting layer, and lay respectively on these a plurality of LED elements, in order to receive the backlight that these a plurality of LED elements are sent; And
One optical sheet is to be located within the backboard of LCD and to be positioned on these a plurality of lens arrangements;
Wherein, by these a plurality of lens arrangements, this backlight that these a plurality of LED elements are sent is the beam incident optical plate equably, make backlight equably diffusion profile in optical sheet.
2. the backboard with LCD as claimed in claim 1 is the LED-backlit module of cover body, it is characterized in that wherein, this optical sheet can be following any: the combination optical plate of diffuser plate and diffuser plate and Polarizer.
3. the backboard with LCD as claimed in claim 1 is the LED-backlit module of cover body, it is characterized in that wherein, and these a plurality of lens arrangements can be beneficial to assembling by one-body molded.
4. the backboard with LCD as claimed in claim 1 is the LED-backlit module of cover body, it is characterized in that wherein, and these a plurality of LED elements can be made into a plurality of LED lamp bars with these a plurality of circuit layers, is beneficial to assembling.
5. LED-backlit module that the backboard with LCD is a cover body is characterized in that comprising:
The backboard of one LCD is as a cover body;
One reflecting layer is to be located within the backboard of this LCD, and has a plurality of grooves;
A plurality of circuit layers are to be located at respectively in a plurality of grooves in this reflecting layer, and are arranged on the backboard of LCD by many bar insulations heat-conducting glue;
A plurality of LED elements are to be located in a plurality of grooves in this reflecting layer respectively and to be positioned on these a plurality of circuit layers;
A plurality of lens arrangements are to place on the reflecting layer, and lay respectively on these a plurality of LED elements, in order to receive the backlight that these a plurality of LED elements are sent; And
One optical sheet is to be located within the backboard of LCD and to be positioned on these a plurality of lens arrangements;
Wherein, by these a plurality of lens arrangements, this backlight that these a plurality of LED elements are sent is the beam incident optical plate equably, make backlight equably diffusion profile in optical sheet.
6. the backboard with LCD as claimed in claim 5 is the LED-backlit module of cover body, it is characterized in that wherein, this optical sheet can be following any: the combination optical plate of diffuser plate and diffuser plate and Polarizer.
7. the backboard with LCD as claimed in claim 5 is the LED-backlit module of cover body, it is characterized in that wherein, and these a plurality of lens arrangements can be beneficial to assembling by one-body molded.
8. the backboard with LCD as claimed in claim 5 is the LED-backlit module of cover body, it is characterized in that wherein, and these a plurality of LED elements can be made into a plurality of LED lamp bars with these a plurality of circuit layers, is beneficial to assembling.
9. the backboard with LCD as claimed in claim 5 is the LED-backlit module of cover body, it is characterized in that wherein, places these a plurality of lens arrangements on these a plurality of LED elements to embed respectively in these a plurality of grooves.
10. the backboard with LCD as claimed in claim 5 is the LED-backlit module of cover body; It is characterized in that more comprising a plurality of substrates; It is the surface that is covered on the backboard of this LCD through a heat-conducting glue; And place respectively between this many bar insulations heat-conducting glue and this a plurality of circuit layers, in order to carry a plurality of circuit layers.
11. the backboard with LCD as claimed in claim 10 is the LED-backlit module of cover body, it is characterized in that wherein, this substrate can be following any: copper base and aluminium base.
12. the backboard with LCD is the LED-backlit module of cover body, it is characterized in that comprising:
The backboard of one LCD is as a cover body;
A plurality of circuit layers are to be arranged on the backboard of LCD by a plurality of insulating materials;
A plurality of LED elements are to be located at respectively on these a plurality of circuit layers;
One reflecting layer is to be located on these a plurality of circuit layers, and wherein, this reflecting layer has a plurality of grooves with respect to these a plurality of LED elements, makes that these a plurality of LED elements can be exposed to outside this reflecting layer by passing these a plurality of grooves;
A plurality of lens arrangements are to place on the reflecting layer, and lay respectively on these a plurality of LED elements, in order to receive the backlight that these a plurality of LED elements are sent; And
One optical sheet is to be located within the backboard of LCD and to be positioned on these a plurality of lens arrangements;
Wherein, by these a plurality of lens arrangements, this backlight that these a plurality of LED elements are sent is the beam incident optical plate equably, make backlight equably diffusion profile in optical sheet.
13. the backboard with LCD as claimed in claim 12 is the LED-backlit module of cover body, it is characterized in that wherein, this optical sheet can be following any: the combination optical plate of diffuser plate and diffuser plate and Polarizer.
14. the backboard with LCD as claimed in claim 12 is the LED-backlit module of cover body, it is characterized in that wherein, these a plurality of lens arrangements can be beneficial to assembling by one-body molded.
15. the backboard with LCD as claimed in claim 12 is the LED-backlit module of cover body, it is characterized in that wherein, these a plurality of LED elements can be made into a plurality of LED lamp bars with these a plurality of circuit layers, are beneficial to assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200325372U CN202546475U (en) | 2012-02-01 | 2012-02-01 | LED (Light-Emitting Diode) backlight module using back panel of liquid crystal display as cover body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200325372U CN202546475U (en) | 2012-02-01 | 2012-02-01 | LED (Light-Emitting Diode) backlight module using back panel of liquid crystal display as cover body |
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| CN202546475U true CN202546475U (en) | 2012-11-21 |
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| CN2012200325372U Expired - Fee Related CN202546475U (en) | 2012-02-01 | 2012-02-01 | LED (Light-Emitting Diode) backlight module using back panel of liquid crystal display as cover body |
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| Country | Link |
|---|---|
| CN (1) | CN202546475U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104266110A (en) * | 2014-09-17 | 2015-01-07 | 广东长虹电子有限公司 | Novel backlight module with hybrid application lenses |
| CN106226936A (en) * | 2015-06-02 | 2016-12-14 | Lg电子株式会社 | Display device |
| CN111812891A (en) * | 2020-08-19 | 2020-10-23 | 惠科股份有限公司 | Direct type backlight module and display device |
| CN111856816A (en) * | 2020-08-19 | 2020-10-30 | 惠科股份有限公司 | Direct type backlight module and display device |
| CN111856817A (en) * | 2020-08-19 | 2020-10-30 | 惠科股份有限公司 | Direct type backlight module and display device |
-
2012
- 2012-02-01 CN CN2012200325372U patent/CN202546475U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104266110A (en) * | 2014-09-17 | 2015-01-07 | 广东长虹电子有限公司 | Novel backlight module with hybrid application lenses |
| CN106226936A (en) * | 2015-06-02 | 2016-12-14 | Lg电子株式会社 | Display device |
| CN111812891A (en) * | 2020-08-19 | 2020-10-23 | 惠科股份有限公司 | Direct type backlight module and display device |
| CN111856816A (en) * | 2020-08-19 | 2020-10-30 | 惠科股份有限公司 | Direct type backlight module and display device |
| CN111856817A (en) * | 2020-08-19 | 2020-10-30 | 惠科股份有限公司 | Direct type backlight module and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20140201 |