CN202598330U - Side incidence type backlight module and liquid crystal display device - Google Patents
Side incidence type backlight module and liquid crystal display device Download PDFInfo
- Publication number
- CN202598330U CN202598330U CN2012202582709U CN201220258270U CN202598330U CN 202598330 U CN202598330 U CN 202598330U CN 2012202582709 U CN2012202582709 U CN 2012202582709U CN 201220258270 U CN201220258270 U CN 201220258270U CN 202598330 U CN202598330 U CN 202598330U
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- led lamp
- row
- back module
- side entrance
- entrance back
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Abstract
The embodiment of the utility model discloses a side incidence type backlight module and a liquid crystal display device, relating to the technical field of display and solving the problems of low brightness of the side incidence type backlight module due to limited number of light emitting diode (LED) lights of the side incidence type backlight module in the prior art. The side incidence type backlight module provided by the embodiment of the utility model comprises a rubber frame, wherein a plurality of concave parts and a plurality of convex parts are arranged on the rubber frame in a staggered way, one side, provided with the plurality of concave parts and the plurality of convex parts, of the rubber frame, is provided with a circuit board, a first row of LED lights and a second row of LED lights are arranged on the circuit board, the LED lights in the first row of LED lights are arranged on the convex parts, and the LED lights in the second row of LED lights are arranged on the concave parts. The side incidence type backlight module can be applied to a product such as the liquid crystal display device with the side incidence type backlight module.
Description
Technical field
The utility model relates to the Display Technique field, relates in particular to a kind of side entrance back module and liquid crystal indicator.
Background technology
Liquid crystal indicator is widely used in the modern information equipment (like mobile phone, computer display, LCD TV etc.); Generally speaking; Liquid crystal indicator comprises display panels and side entrance back module; Liquid crystal indicator need rely on the side entrance back module provides light source sufficient and that be evenly distributed to reach the function of demonstration, so the luminescent properties of side entrance back module will directly have influence on the quality of liquid crystal indicator.
A kind of side entrance back module of prior art is as shown in Figure 1; The side entrance back module comprises that housing 11, housing 11 comprise base plate 111; And the side that protrudes along base plate 111 4 limits; On base plate 111 and near side first side 112 wherein, be provided with flexible PCB 12 (Flexible Printed Circuit Board is called for short FPC), be welded with a plurality of light emitting diodes of delegation (Light Emitting Diode on the flexible PCB 12; Be called for short LED) lamp 13 so that a plurality of LED lamps 13 to go into light direction parallel with base plate 111.The inboard of first side 112 is provided with glue frame 17, and said glue frame 17 is provided with a plurality of recesses 171, so that each the LED lamp in a plurality of LED lamp 13 is arranged in the recess 171.Also be provided with opening 14 on the first side 112, flexible PCB 12 is provided with and is used to connect external circuit to control the luminous pin one 5 (Pin is called for short the PIN pin) of a plurality of LED lamp 13, and PIN pin 15 passes first side 112 through opening 14.Also be provided with LGP 16 in the housing 11, so that the light of LED lamp 13 is propagated through LGP 16.
In the process that realizes the utility model, the inventor finds to exist at least in the prior art following problem:
Because the width of first side is limited, make and the limited amount of LED lamp cause the brightness of side entrance back module to be restricted, can't satisfy the problem of current demand to side entrance back module high brightness.
The utility model content
The utility model provides a kind of side entrance back module and liquid crystal indicator, is used to solve existing side entrance back module LED lamp limited amount, causes the low problem of brightness of side entrance back module.
For achieving the above object, the utility model adopts following technical scheme:
A kind of side entrance back module; Comprise the glue frame; Said glue frame is staggeredly equipped with a plurality of recesses and a plurality of protuberance, and the side that a plurality of recesses and a plurality of protuberances are set at said glue frame is provided with circuit board, and said circuit board is provided with the first row's LED lamp and the second row LED lamp; LED lamp in the said first row LED lamp is arranged on the said protuberance, and the LED lamp in the said second row LED lamp is arranged on the said recess.
Concrete, said circuit board is a flexible PCB.Flexible PCB is short and small frivolous and bent, conveniently is applied in the said side entrance back module.
Further, has the control circuit of controlling said first row's LED lamp and the said second row LED lamp independent switch respectively on the said flexible PCB.Like this through said control circuit; Control said first row's LED lamp and the said second row LED lamp independent switch respectively; When the needs high brightness, can make two row LED lamps simultaneously luminous, when needs are energy-conservation; Can make the first row's LED lamp or the second row LED lamp luminous, thereby satisfy of the requirement of said side entrance back module high brightness and power and energy saving.
Further, said flexible PCB is provided with at least one pin, is used to connect said control circuit and external drive unit on the said flexible PCB.Like this, said control circuit is connected with said external drive unit, makes the said control circuit of said external drive unit controls, thereby control said first row's LED lamp and the said second row LED lamp independent switch respectively through said at least one pin.
Further, said side entrance back module also comprises housing, and said glue frame is arranged on the said housing, and said housing is provided with at least one opening.
Further, said flexible PCB is provided with at least one pin, is used to connect said control circuit and external drive unit on the said flexible PCB, and said at least one pin passes said housing through said opening.Said like this at least one pin passes housing through said opening, thereby is connected with the outer external drive unit of said housing.
Further, said at least one pin passes said housing through same said opening.Like this, an opening only is set on said housing, when making housing, has saved Production Time, improved production efficiency.
Further, said side entrance back module also comprises LGP, and the incidence surface of said LGP is concavo-convex, with corresponding with the said first row's LED lamp and the second row LED lamp.Like this, the light that the said first row's LED lamp and the second row LED lamp send can be propagated through said LGP, has improved the luminous uniformity of side entrance back module.
Further, the said first row LED lamp closely pastes with the incidence surface of said LGP with the said second row LED lamp mutually.The light that makes said first row's LED lamp and the said second row LED lamp send like this can better be propagated.
A kind of liquid crystal indicator comprises above-mentioned side entrance back module.
Side entrance back module and liquid crystal indicator that the utility model embodiment provides; Because the glue frame in the said side entrance back module is staggeredly equipped with a plurality of recesses and a plurality of protuberance; The side that a plurality of recesses and a plurality of protuberances are set at said glue frame is provided with circuit board, and said circuit board is provided with the first row's LED lamp and the second row LED lamp, and the LED lamp in the said first row LED lamp is arranged on the said protuberance; LED lamp in the said second row LED lamp is arranged on the said recess; Compared with prior art, make the quantity of LED lamp of said side entrance back module increase the brightness that has improved said side entrance back module to a certain extent.Solved in the prior art, the limited amount of said LED lamp can't satisfy the problem of current demand to side entrance back module high brightness.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the side entrance back module of prior art;
The structural representation one of the side entrance back module that Fig. 2 provides for the utility model embodiment;
The structural representation two of the side entrance back module that Fig. 3 provides for the utility model embodiment;
The structural representation three of the side entrance back module that Fig. 4 provides for the utility model embodiment;
The structural representation four of the side entrance back module that Fig. 5 provides for the utility model embodiment.
The specific embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
For the advantage that makes the utility model technical scheme is clearer, the utility model is elaborated below in conjunction with accompanying drawing and embodiment.
The side entrance back module that the utility model embodiment provides; As shown in Figure 2; Comprise glue frame 21; Said glue frame 21 is staggeredly equipped with a plurality of recesses 211 and a plurality of protuberances 212, and the side that a plurality of recesses 211 and a plurality of protuberances 212 are set at said glue frame 21 is provided with circuit board, and said circuit board is provided with the first row LED lamp 23 and the second row LED lamp 24; LED lamp in the said first row LED lamp 23 is arranged on the said protuberance 212, and the LED lamp in the said second row LED lamp 24 is arranged on the said recess 211.
The side entrance back module that the utility model embodiment provides; Because the glue frame in the said side entrance back module is staggeredly equipped with a plurality of recesses and a plurality of protuberance; The side that a plurality of recesses and a plurality of protuberances are set at said glue frame is provided with circuit board, and said circuit board is provided with the first row's LED lamp and the second row LED lamp, and the LED lamp in the said first row LED lamp is arranged on the said protuberance; LED lamp in the said second row LED lamp is arranged on the said recess; Compared with prior art, the quantity of the LED lamp of said side entrance back module increases, the brightness that has improved said side entrance back module to a certain extent.Solved in the prior art, the limited amount of said LED lamp can't satisfy the problem of current demand to side entrance back module high brightness.
Concrete, said circuit board is a flexible PCB.Flexible PCB is short and small frivolous, conveniently is applied in the said side entrance back module.
Further, has the control circuit of controlling said first row LED lamp 23 and the said second row LED lamp, 24 independent switches respectively on the said flexible PCB.Like this through said control circuit; Control said first row's LED lamp and the said second row LED lamp independent switch respectively; When the needs high brightness, can make two row LED lamps simultaneously luminous, when needs are energy-conservation; Can make the first row's LED lamp or the second row LED lamp luminous, thereby satisfy of the requirement of said side entrance back module high brightness and power and energy saving.
Further, as shown in Figure 3 based on said structure, also be provided with at least one pin two 2 on the said flexible PCB, be used to connect said control circuit and external drive unit 25 on the said flexible PCB.Like this, said control circuit is connected with said external drive unit, makes the said control circuit of said external drive unit controls, thereby control said first row's LED lamp and the said second row LED lamp independent switch respectively through said at least one pin.What be worth explanation is, is that example is set forth with a pin only among Fig. 3, and the situation of other a plurality of pins is equally in the protection domain of the utility model.
Further, as shown in Figure 4 based on said structure, said side entrance back module also comprises housing 26, and said glue frame 21 is arranged on the housing 26, and said housing 26 is provided with at least one opening 261.What be worth explanation is, is that example is set forth with an opening only among Fig. 4, and the situation of other a plurality of openings is also within the protection domain of the utility model.
Further; Based on said structure, as shown in Figure 4, said flexible PCB is provided with at least one pin two 2; Be used to connect said control circuit and external drive unit 25 on the said flexible PCB, said at least one pin two 2 passes said housing 26 through said opening 261.Said like this at least one pin passes housing through said opening, thereby is connected with the outer external drive unit of said housing.
Further, said at least one pin two 2 passes said housing 26 through same said opening 261.Like this, an opening only is set on said housing, when making housing, has saved Production Time, improved production efficiency.
Further, as shown in Figure 5 based on said structure, said side entrance back module also comprises LGP 27, and the incidence surface of said LGP 27 is concavo-convex, with corresponding with the said first row LED lamp 23 and the second row LED lamp 24.Like this, the light that the said first row's LED lamp and the second row LED lamp send can be propagated through said LGP, has improved the luminous uniformity of side entrance back module.
Further, the said first row LED lamp 23 closely pastes with the incidence surface of said LGP 27 with the said second row LED lamp 24 mutually.The light that makes said first row's LED lamp and the said second row LED lamp send like this can better be propagated.
The utility model another embodiment provide a kind of liquid crystal indicator, comprises the side entrance back module in the foregoing description.
The liquid crystal indicator that the another embodiment of the utility model provides; Through the side entrance back module of said structure, because the glue frame in the said side entrance back module is staggeredly equipped with a plurality of recesses and a plurality of protuberance, the side that a plurality of recesses and a plurality of protuberances are set at said glue frame is provided with circuit board; Said circuit board is provided with the first row's LED lamp and the second row LED lamp; LED lamp in the said first row LED lamp is arranged on the said protuberance, and the LED lamp in the said second row LED lamp is arranged on the said recess, compared with prior art; The quantity of the LED lamp of said side entrance back module increases, the brightness that has improved said side entrance back module to a certain extent.Solved in the prior art, the limited amount of said LED lamp can't satisfy the problem of current demand to side entrance back module high brightness.
The above; Be merely the specific embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technical staff who is familiar with the present technique field can expect changing or replacement in the technical scope that the utility model discloses easily, all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion by said protection domain with claim.
Claims (10)
1. side entrance back module; Comprise the glue frame, it is characterized in that said glue frame is staggeredly equipped with a plurality of recesses and a plurality of protuberance; The side that a plurality of recesses and a plurality of protuberances are set at said glue frame is provided with circuit board; Said circuit board is provided with the first row's LED lamp and the second row LED lamp, and the LED lamp in the said first row LED lamp is arranged on the said protuberance, and the LED lamp in the said second row LED lamp is arranged on the said recess.
2. side entrance back module according to claim 1 is characterized in that, said circuit board is a flexible PCB.
3. side entrance back module according to claim 2 is characterized in that, has the control circuit of controlling said first row's LED lamp and the said second row LED lamp independent switch respectively on the said flexible PCB.
4. side entrance back module according to claim 3 is characterized in that said flexible PCB is provided with at least one pin, is used to connect said control circuit and external drive unit on the said flexible PCB.
5. according to the arbitrary described side entrance back module of claim 2-4, also comprise housing, it is characterized in that said glue frame is arranged on the housing, said housing is provided with at least one opening.
6. side entrance back module according to claim 5; It is characterized in that; Said flexible PCB is provided with at least one pin, is used to connect said control circuit and external drive unit on the said flexible PCB, and said at least one pin passes said housing through said opening.
7. side entrance back module according to claim 6 is characterized in that, said at least one pin passes said housing through same said opening.
8. side entrance back module according to claim 1 is characterized in that, also comprises LGP, and the incidence surface of said LGP is concavo-convex, with corresponding with the said first row's LED lamp and the second row LED lamp.
9. side entrance back module according to claim 8 is characterized in that, the said first row LED lamp closely pastes with the incidence surface of said LGP with the said second row LED lamp mutually.
10. a liquid crystal indicator is characterized in that, comprises each described side entrance back module of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202582709U CN202598330U (en) | 2012-06-01 | 2012-06-01 | Side incidence type backlight module and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202582709U CN202598330U (en) | 2012-06-01 | 2012-06-01 | Side incidence type backlight module and liquid crystal display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202598330U true CN202598330U (en) | 2012-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202582709U Expired - Lifetime CN202598330U (en) | 2012-06-01 | 2012-06-01 | Side incidence type backlight module and liquid crystal display device |
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| CN (1) | CN202598330U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103899979A (en) * | 2012-12-25 | 2014-07-02 | 深鑫成光电（深圳）有限公司 | Light source module, backlight module and liquid crystal display device |
| CN105987324A (en) * | 2015-02-25 | 2016-10-05 | 南京瀚宇彩欣科技有限责任公司 | Backlight module and display device with backlight module |
| CN106291798A (en) * | 2016-09-07 | 2017-01-04 | 深圳天珑无线科技有限公司 | A kind of backlight module and preparation method thereof |
| CN106773324A (en) * | 2017-03-03 | 2017-05-31 | 合肥京东方光电科技有限公司 | A kind of lamp bar, backlight and display device |
| CN106908994A (en) * | 2017-03-13 | 2017-06-30 | 合肥京东方光电科技有限公司 | LED light bar and the backlight module with the LED light bar |
| TWI632418B (en) * | 2016-02-04 | 2018-08-11 | 友達光電股份有限公司 | Light source module |
| CN109613759A (en) * | 2019-02-20 | 2019-04-12 | 合肥惠科金扬科技有限公司 | Lamp bar, backlight module and display device |
| US11500146B2 (en) * | 2018-08-28 | 2022-11-15 | Samsung Display Co., Ltd. | Backlight unit and display device having the same |
-
2012
- 2012-06-01 CN CN2012202582709U patent/CN202598330U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103899979A (en) * | 2012-12-25 | 2014-07-02 | 深鑫成光电（深圳）有限公司 | Light source module, backlight module and liquid crystal display device |
| CN105987324A (en) * | 2015-02-25 | 2016-10-05 | 南京瀚宇彩欣科技有限责任公司 | Backlight module and display device with backlight module |
| TWI632418B (en) * | 2016-02-04 | 2018-08-11 | 友達光電股份有限公司 | Light source module |
| CN106291798A (en) * | 2016-09-07 | 2017-01-04 | 深圳天珑无线科技有限公司 | A kind of backlight module and preparation method thereof |
| CN106773324A (en) * | 2017-03-03 | 2017-05-31 | 合肥京东方光电科技有限公司 | A kind of lamp bar, backlight and display device |
| CN106908994A (en) * | 2017-03-13 | 2017-06-30 | 合肥京东方光电科技有限公司 | LED light bar and the backlight module with the LED light bar |
| WO2018166184A1 (en) * | 2017-03-13 | 2018-09-20 | 京东方科技集团股份有限公司 | Led light bar and backlight module provided with said led light bar |
| US10969539B2 (en) | 2017-03-13 | 2021-04-06 | Boe Technology Group Co., Ltd. | LED light strip and backlight module having the same |
| US11500146B2 (en) * | 2018-08-28 | 2022-11-15 | Samsung Display Co., Ltd. | Backlight unit and display device having the same |
| US11994710B2 (en) | 2018-08-28 | 2024-05-28 | Samsung Display Co., Ltd. | Backlight unit arranged in a grid structure and display device having the same |
| CN109613759A (en) * | 2019-02-20 | 2019-04-12 | 合肥惠科金扬科技有限公司 | Lamp bar, backlight module and display device |
| CN109613759B (en) * | 2019-02-20 | 2024-01-09 | 重庆惠科金扬科技有限公司 | Lamp strip, backlight module and display device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |
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| CX01 | Expiry of patent term |