CN204166253U - Adopt the LCM of pcb board lamp bar - Google Patents
Adopt the LCM of pcb board lamp bar Download PDFInfo
- Publication number
- CN204166253U CN204166253U CN201420587114.6U CN201420587114U CN204166253U CN 204166253 U CN204166253 U CN 204166253U CN 201420587114 U CN201420587114 U CN 201420587114U CN 204166253 U CN204166253 U CN 204166253U
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- China
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- lcm
- pcb board
- main body
- lamp bar
- thickness
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Abstract
The utility model relates to LCM technical field, particularly relate to a kind of LCM adopting pcb board lamp bar, it comprises LCM main body, the top card of LCM main body is connected to metal edge frame, the bottom of LCM main body is connected with lower metal edge frame, LCM main body comprises the upper polaroid, liquid crystal display device, lower polaroid, lustre adding layer, diffusion sheet, light guide plate, the reflector plate that stack gradually from top to bottom, the front side of LCM main body is provided with the lamp bar as backlight, and lamp bar comprises hard pcb board, is welded in the light emitting diode of hard pcb board.The lamp strip adoption hard pcb board of the utility model LCM main body, can be convenient to the holding of workman, welding etc., makes that workman's is simple to operation, and hard pcb board price inexpensively, can reduce production cost; Further, the utility model hard pcb board is placed in the groove of glue frame, can play good insulation effect, ensures the steady operation of LCM.
Description
Technical field
The utility model relates to LCM (English: Liquid Crystal Module, Chinese: Liquid Crystal Module, liquid crystal display module or LCD assembly) technical field, particularly relates to a kind of LCM adopting pcb board lamp bar.
Background technology
As a rule, LCM refers to assembly liquid crystal display device, web member, control and drive integrated circult, circuit board, backlight, structural member etc. are assembled together.LCM is a kind of basic device of new and high technology, and as the display module of electronic product, it can get up with other assembling components, forms the electronic product such as mobile phone, computer.
At present, general LCM, it mainly comprises LCM main body, and the top card of LCM main body is connected to metal edge frame (being commonly called as: chase), and the bottom of LCM main body is connected with lower metal edge frame, and upper metal edge frame and lower metal edge frame are for the protection of LCM main body.Wherein, LCM main body comprises the upper polaroid, liquid crystal display device (the i.e. LCD that stack gradually from top to bottom, be commonly called as liquid-crystalline glasses), lower polaroid, brightening piece, diffusion sheet, light guide plate, reflector plate, the front side of LCM main body is provided with the lamp bar as backlight, this lamp bar comprises flexible PCB (i.e. FPC), is welded in the light emitting diode (i.e. LED) of flexible PCB, light emitting diode is placed in the front side of light guide plate, makes light guide plate can be converted to flat luminous by the light that light emitting diode sends; Reflector plate is used for being returned by the light reflection bottom directive, to make full use of light; Diffusion sheet is used for light to spread apart, and makes evenly luminous; Brightening piece is for increasing the brightness of luminescence; Liquid crystal display device, for display; Polaroid, for the formation of polarized light, makes liquid crystal display device imaging.
But, LCM of the prior art, due to lamp strip adoption flexible PCB, when torch bar, workman needs to grasp flexible PCB very modestly, and soft lamp bar just can be avoided to damage, namely operate and very bother, welding efficiency is low, and the price of flexible PCB is more expensive, causes production cost higher.
Utility model content
The purpose of this utility model is to provide for the deficiencies in the prior art a kind of LCM of simple to operation, the employing pcb board lamp bar that can reduce production cost.
To achieve these goals, the utility model is by the following technical solutions:
A kind of LCM adopting pcb board lamp bar, comprise LCM main body, the top card of described LCM main body is connected to metal edge frame, the bottom of described LCM main body is connected with lower metal edge frame, described LCM main body comprises the upper polaroid, liquid crystal display device, lower polaroid, lustre adding layer, diffusion sheet, light guide plate, the reflector plate that stack gradually from top to bottom, the front side of described LCM main body is provided with the lamp bar as backlight, described lamp bar comprises hard pcb board, is welded in the light emitting diode of described hard pcb board, and described light emitting diode is placed in the front side of described light guide plate; Be provided with glue frame between the front side of described liquid crystal display device and the front side of light guide plate, the bottom of described glue frame offers groove, and described hard pcb board is placed in the groove of described glue frame.
Wherein, the thickness of described upper polaroid, the thickness of lower polaroid are 0.215 millimeter.
Wherein, described lustre adding layer comprises brightening piece, lower brightening piece, and described upper brightening piece is layered in the top end face of described lower brightening piece.
Wherein, the thickness of described upper brightening piece, the thickness of lower brightening piece are 0.1 millimeter.
Wherein, the thickness of described liquid crystal display device is 1 millimeter, and the thickness of described diffusion sheet is 0.1 millimeter, and the thickness of described light guide plate is 0.5 millimeter, and the thickness of described reflector plate is 0.1 millimeter.
Wherein, the thickness of described upper metal edge frame, the thickness of lower metal edge frame are 0.2 millimeter.
Wherein, described LCM main body is also provided with for the FPC winding displacement with external transmission data-signal.
The utility model beneficial effect is: the lamp strip adoption hard pcb board of the utility model LCM main body, can be convenient to the holding of workman, welding etc., makes that workman's is simple to operation, and hard pcb board price inexpensively, can reduce production cost; Further, the utility model hard pcb board is placed in the groove of glue frame, can play good insulation effect, ensures the steady operation of LCM.
Accompanying drawing explanation
Fig. 1 is the front view of LCM of the present utility model.
Fig. 2 is the A-A cut-open view of Fig. 1.
Fig. 3 is the enlarged diagram at B place in Fig. 2.
Comprise in figs. 1 to 3:
1---LCM main body, 11---upper metal edge frame, 12---upper polaroid, 13---liquid crystal display device, 14---lower polaroid, 151---upper brightening piece, 152---lower brightening piece, 16---diffusion sheet, 17---light guide plate, 18---reflector plate, 19---lower metal edge frame, 21---hard pcb board, 22---light emitting diode, 3---glue frame, 4---FPC winding displacement.
Embodiment
In order to describe the technical solution of the utility model in detail, below in conjunction with the accompanying drawing of the utility model embodiment, clear, complete description is carried out to the technical scheme of the utility model embodiment.Obviously, described embodiment is a part of embodiment of the present utility model, instead of whole embodiments.Based on described embodiment of the present utility model, the every other embodiment that those of ordinary skill in the art obtain under without the need to the prerequisite of creative work, all belongs to the scope of the utility model protection.
Please refer to Fig. 1 ~ 3, the utility model adopts the LCM of pcb board lamp bar, comprises LCM main body 1.The bottom that the top card of LCM main body 1 is connected to metal edge frame 11, LCM main body 1 is connected with lower metal edge frame 19.
As shown in Figures 2 and 3, LCM main body 1 comprises the upper polaroid 12, liquid crystal display device 13, lower polaroid 14, lustre adding layer, diffusion sheet 16, light guide plate 17, the reflector plate 18 that stack gradually from top to bottom.The front side of LCM main body 1 is provided with the lamp bar as backlight, lamp bar comprises hard pcb board (i.e. printed circuit board (PCB)) 21, is welded in the light emitting diode 22 of hard pcb board 21, hard pcb board 21 can be take timber as the pcb board that base material is made, so, the lamp bar of hard can be convenient to that workman holds, welding etc., makes that workman's is simple to operation, and, hard pcb board 21 price inexpensively, can reduce production cost.
Light emitting diode 22 is placed in the front side of light guide plate 17, the light that light emitting diode 22 sends can be converted to by light guide plate 17 flat luminous.Glue frame 3 is provided with between the front side of liquid crystal display device 13 and the front side of light guide plate 17, the bottom of glue frame 3 offers groove, hard pcb board 21 is placed in the groove of glue frame 3, glue frame 3 is insulated for hard pcb board 21, so structure plays good insulation effect, can electrostatic etc. be prevented, ensure the steady operation of LCM.
Preferably, lustre adding layer comprises brightening piece 151, lower brightening piece 152, and upper brightening piece 151 is layered in the top end face of lower brightening piece 152, makes lustre adding layer have two brightening pieces, thus improves the brightness of LCM.
Preferably, as shown in Figure 3, the thickness of upper polaroid 12, the thickness of lower polaroid 14 are 0.215 millimeter; The thickness of upper brightening piece 151, the thickness of lower brightening piece 152 are 0.1 millimeter; The thickness of liquid crystal display device 13 is 1 millimeter, and the thickness of diffusion sheet 16 is 0.1 millimeter, and the thickness of light guide plate 17 is 0.5 millimeter, and the thickness of reflector plate 18 is 0.1 millimeter; The thickness of upper metal edge frame 11, the thickness of lower metal edge frame 19 are 0.2 millimeter.Such thickness is convenient to produce, and the thickness of electronic product can not be made again excessive.
Preferably, LCM main body 1 is also provided with for the FPC winding displacement (i.e. flexible PCB winding displacement) 4 with external transmission data-signal, LCM main body 1 can be electrically connected with the control circuit board etc. of electronic product by FPC winding displacement 4, with transmission of data signals.
Compared with the LCM of prior art, the lamp strip adoption hard pcb board 21 of the utility model LCM main body 1, can be convenient to the holding of workman, welding etc., makes that workman's is simple to operation, and hard pcb board 21 price inexpensively, can reduce production cost; Further, the utility model hard pcb board 21 is placed in the groove of glue frame 3, can play good insulation effect, ensures the steady operation of LCM.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection domain; although done to explain to the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; the technical solution of the utility model is modified or equivalent replacement, all belong to protection domain of the present utility model.
Claims (7)
1. one kind adopts the LCM of pcb board lamp bar, comprise LCM main body, the top card of described LCM main body is connected to metal edge frame, the bottom of described LCM main body is connected with lower metal edge frame, described LCM main body comprises the upper polaroid stacked gradually from top to bottom, liquid crystal display device, lower polaroid, lustre adding layer, diffusion sheet, light guide plate, reflector plate, the front side of described LCM main body is provided with the lamp bar as backlight, it is characterized in that: described lamp bar comprises hard pcb board, be welded in the light emitting diode of described hard pcb board, described light emitting diode is placed in the front side of described light guide plate, be provided with glue frame between the front side of described liquid crystal display device and the front side of light guide plate, the bottom of described glue frame offers groove, and described hard pcb board is placed in the groove of described glue frame.
2. the LCM of employing pcb board lamp bar according to claim 1, is characterized in that: the thickness of described upper polaroid, the thickness of lower polaroid are 0.215 millimeter.
3. the LCM of employing pcb board lamp bar according to claim 1 and 2, it is characterized in that: described lustre adding layer comprises brightening piece, lower brightening piece, described upper brightening piece is layered in the top end face of described lower brightening piece.
4. the LCM of employing pcb board lamp bar according to claim 3, is characterized in that: the thickness of described upper brightening piece, the thickness of lower brightening piece are 0.1 millimeter.
5. the LCM of employing pcb board lamp bar according to claim 4, it is characterized in that: the thickness of described liquid crystal display device is 1 millimeter, the thickness of described diffusion sheet is 0.1 millimeter, and the thickness of described light guide plate is 0.5 millimeter, and the thickness of described reflector plate is 0.1 millimeter.
6. the LCM of employing pcb board lamp bar according to claim 5, is characterized in that: the thickness of described upper metal edge frame, the thickness of lower metal edge frame are 0.2 millimeter.
7. the LCM of employing pcb board lamp bar according to claim 6, is characterized in that: described LCM main body is also provided with for the FPC winding displacement with external transmission data-signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420587114.6U CN204166253U (en) | 2014-10-11 | 2014-10-11 | Adopt the LCM of pcb board lamp bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420587114.6U CN204166253U (en) | 2014-10-11 | 2014-10-11 | Adopt the LCM of pcb board lamp bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204166253U true CN204166253U (en) | 2015-02-18 |
Family
ID=52539925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420587114.6U Expired - Fee Related CN204166253U (en) | 2014-10-11 | 2014-10-11 | Adopt the LCM of pcb board lamp bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204166253U (en) |
-
2014
- 2014-10-11 CN CN201420587114.6U patent/CN204166253U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20181011 |