CN202837746U - Liquid crystal display module - Google Patents
Liquid crystal display module Download PDFInfo
- Publication number
- CN202837746U CN202837746U CN 201220534561 CN201220534561U CN202837746U CN 202837746 U CN202837746 U CN 202837746U CN 201220534561 CN201220534561 CN 201220534561 CN 201220534561 U CN201220534561 U CN 201220534561U CN 202837746 U CN202837746 U CN 202837746U
- Authority
- CN
- China
- Prior art keywords
- backlight
- fpc circuit
- liquid crystal
- pcb board
- crystal display
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 34
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 7
- 238000003466 welding Methods 0.000 description 7
- 229910000679 solder Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
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- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
Abstract
The utility model discloses a backlight module, including LCD screen, PCB board and main FPC are shaded, main FPC includes flexible main part, main FPC circuit and FPC circuit is shaded, main FPC circuit and FPC circuit that is shaded set up in the flexible main part, main FPC circuit with the LCD screen is connected, FPC circuit is shaded with the PCB board is shaded and connects. The backlight module can effectively reduce the thickness of the backlight module, and can achieve the purposes of reducing process steps and reducing production cost.
Description
Technical field
The utility model relates to flat panel display, particularly a kind of liquid crystal display module.
Background technology
At present, the liquid crystal display module has been widely used in the various electronic products as the display unit of electronic equipment, extensively the demand of developing is also had higher requirement to the liquid crystal display module, on physical dimension, pursues the thickness of liquid crystal display module and gets over Bao Yuehao.
As shown in Figure 3, existing liquid crystal display module 100 comprises liquid crystal screen module 110 and backlight module 120.
As shown in Figure 1, described liquid crystal screen module 110 comprises liquid crystal display 111 and main FPC 112, and described main FPC 112 is connected with described liquid crystal display 111, and being used for provides power supply and signal to liquid crystal display 111.
As shown in Figure 2, described backlight module 120 comprises light source 121, pcb board backlight 122 and FPC123 backlight, and described light source 121 is arranged on the described pcb board backlight 122, and described FPC 123 backlight is connected to provide power supply to described light source 121 with pcb board 122 backlight.
In conjunction with Fig. 3 and Fig. 4, usually liquid crystal screen module 110 is placed on the described backlight module 120, and together be folded into backlight module 120 back sides after main FPC 112 and FPC 123 backlight welded together, for fear of the insulating property of main FPC 112 with FPC 123 weld parts backlight, also need to paste insulating tape 124 with FPC 123 weld parts backlight at main FPC 112.That is, utilize the thickness of the LCD MODULE 100 of above-mentioned connected mode composition to comprise: the thickness of the thickness of backlight module 120, main FPC 112, the thickness of FPC backlight 123, the thickness of insulating tape 124 and the thickness of scolding tin.The thickness of the thickness of the thickness of FPC 123 backlight, insulating tape 124 and the thickness of scolding tin and account for about 25% of whole LCD MODULE 100 thickness makes the thickness of LCD MODULE can't do further attenuate again.In addition, paste the processing step that insulating tape 124 has also increased assembling, but also increased production cost.
The utility model content
The utility model provides a kind of LCD MODULE, solves the thicker problem of LCD MODULE thickness, with the purpose that reaches attenuate LCD MODULE thickness, reduces processing step, reduces production costs.
For addressing the above problem, the utility model provides a kind of backlight module, comprise liquid crystal display, pcb board backlight and main FPC, described main FPC comprises flexible main body, main FPC circuit and FPC circuit backlight, described main FPC circuit and FPC circuit backlight are arranged on the described flexible main body, described main FPC circuit is connected with described liquid crystal display, and described FPC circuit backlight is connected with described pcb board backlight.
Optionally, be provided with pad on the described pcb board backlight, described FPC circuit backlight is provided with connecting pin, and described connecting pin and described pad are welded to connect.
Optionally, described pcb board backlight is provided with draw-in groove, and described FPC circuit backlight is provided with the buckle that matches with described draw-in groove, and described draw-in groove and buckle are fastened and connected.
Optionally, described pcb board backlight is provided with buckle, and described FPC circuit backlight is provided with the draw-in groove that matches with described buckle, and described buckle and draw-in groove are fastened and connected.
Optionally, described pcb board backlight is provided with jack, and described FPC circuit backlight is provided with the plug that matches with described jack, and described jack is connected connection with plug.
Optionally, described pcb board backlight is provided with plug, and described FPC circuit backlight is provided with the jack that matches with described plug, and described plug is connected connection with jack.
Optionally, also comprise light source, described pcb board backlight is connected with described light source.
Optionally, also comprise backboard, be set in turn in reflector plate, light guide plate and blooming piece on the described backboard.
Optionally, described pcb board backlight and described light source are arranged on the reflector plate of described light guide plate one side.
In the backlight module of the present utility model, main FPC circuit and FPC circuit backlight all are arranged on the described flexible main body, and described main FPC circuit is connected with described liquid crystal display, and described FPC circuit backlight is connected with described pcb board backlight.Be arranged on the same flexible main body by main FPC circuit and FPC circuit backlight, main FPC and FPC backlight can be become one, therefore no longer need FPC backlight and main FPC welding and a subsides pair insulating tape are not just existed because the solder thickness of welding existence and the thickness of insulating tape yet.Therefore, with respect to the thickness of backlight module of the prior art, saved the thickness of thickness, solder thickness and the insulating tape of FPC backlight, attenuate the thickness of backlight module.Simultaneously, because do not re-use insulating tape, save production cost and also omitted the step of pasting insulating tape, reached the purpose that reduces processing step, reduces production costs.
Description of drawings
Fig. 1 is the structural representation of liquid crystal display module in the prior art;
Fig. 2 is the structural representation of backlight module in the prior art;
Fig. 3 is the side view of backlight module in the prior art;
Fig. 4 is the rear view of backlight module in the prior art;
Fig. 5 is the side view of backlight module among the utility model one embodiment;
Fig. 6 is the structural representation of main FPC among the utility model one embodiment;
Fig. 7 is that backlight module is assembled structural representation in the step among the utility model one embodiment;
Fig. 8 is the rear view after backlight module is finished among the utility model one embodiment;
Fig. 9 is the connection diagram of main FPC and pcb board backlight among the utility model one embodiment;
Figure 10 is the connection diagram of main FPC and pcb board backlight among another embodiment of the utility model;
Figure 11 is the connection diagram of main FPC and pcb board backlight among the another embodiment of the utility model.
Embodiment
Core concept of the present utility model is, backlight module comprises liquid crystal display, pcb board backlight and main FPC, described main FPC comprises flexible main body, main FPC circuit and FPC circuit backlight, described main FPC circuit and FPC circuit backlight are arranged on the described flexible main body, described main FPC circuit is connected with described liquid crystal display, and described FPC circuit backlight is connected with described pcb board backlight.Be arranged on the same flexible main body by main FPC circuit and FPC circuit backlight, main FPC and FPC backlight can be become one, therefore no longer need FPC backlight and main FPC welding and a subsides pair insulating tape, just do not exist because the solder thickness that welding exists and the thickness of insulating tape yet, attenuate the thickness of backlight module.Simultaneously, because do not re-use insulating tape, save production cost and also omitted the step of pasting insulating tape, reached the purpose that reduces processing step, reduces production costs.
In order to make the purpose of this utility model, technical scheme and advantage are clearer, further elaborate below in conjunction with accompanying drawing.
As shown in Figure 5, backlight module 200 comprises liquid crystal display 201, pcb board backlight 202, main FPC 203 and backlight module 204.
Described backlight module also comprises light source, backboard, reflector plate, light guide plate and blooming piece, described pcb board backlight 204 is connected with described light source, described reflector plate, light guide plate and blooming piece are set in turn on the described backboard, and described pcb board 204 backlight and described light source are arranged on the reflector plate of described light guide plate one side.For illustrating conveniently, in the accompanying drawing and the known parts such as not shown light source, backboard, reflector plate, light guide plate and blooming piece.
As shown in Figure 6, described main FPC 203 comprises flexible main body 205, main FPC circuit 206 and FPC circuit 207 backlight, and described main FPC circuit 206 and FPC circuit 207 backlight are arranged on the described flexible main body 205.Need to prove, key of the present utility model is described main FPC circuit 206 and FPC circuit 207 backlight are arranged on the described flexible main body 205, and do not relate to the change of the internal circuit configuration of main FPC circuit 206 and FPC circuit 207 backlight, thereby this is not described in detail.
In conjunction with Fig. 5, Fig. 7 and Fig. 8, described main FPC circuit 206 is connected with described liquid crystal display 201, and described main FPC circuit 206 provides power supply and signal for described liquid crystal display 201.Described FPC circuit 207 backlight is connected with described pcb board 202 backlight, and described FPC circuit 207 backlight provides supply voltage for described pcb board 202 backlight.
As shown in Figure 7, described main FPC circuit 206 and FPC circuit 207 backlight all are integrated on the described flexible main body 205, and do not need the welding step of FPC circuit backlight 207 and main FPC circuit 206, do not need to paste the subsides of paying the insulating tape of avoiding the weld part short circuit yet and pay step.Shown in Fig. 5 and 8, main FPC203 is folded into the back side of backlight module 200 after, the thickness of described backlight module 200 comprises: the thickness of the thickness of main FPC 203 and backlight module 204.
As shown in Figure 9, in order to finish being connected of FPC circuit 207 backlight and described pcb board 202 backlight, in the utility model one embodiment, can be provided with pad 208 at described pcb board 202 backlight, and be provided with connecting pin 209 at described FPC circuit 207 backlight, then described connecting pin 209 is welded to connect with described pad 208.Although described connecting pin 209 is welded to connect with described pad 208, still to use scolding tin, the scolding tin here can't cause the thickness of whole backlight module 200 to increase.Its reason is as follows: described backlight module 204 also comprises light source, backboard, reflector plate, light guide plate and blooming piece, described pcb board backlight 204 is connected with described light source, described reflector plate, light guide plate and blooming piece are set in turn on the described backboard, and described pcb board 204 backlight and described light source are arranged on the reflector plate of described light guide plate one side.Because scolding tin is present on the pcb board 202 backlight, one side of pcb board 202 backlight also comprises the devices such as light guide plate and blooming piece, and the thickness of the devices such as light guide plate and blooming piece is greater than the height of scolding tin here, therefore, the existence of scolding tin here can't increase the thickness of whole described backlight module 200.
As shown in figure 10, in another embodiment of the utility model, be provided with buckle 210 at described pcb board 202 backlight, and at described FPC circuit backlight 207 draw-in groove 211 that matches with described buckle 210 is set, described buckle 210 and draw-in groove 211 are fastened and connected, can realize too being connected of FPC circuit 207 backlight and described pcb board 202 backlight, and the connection that is fastened and connected is more stable.Certainly, also described draw-in groove 211 and buckle 210 exchanges can be arranged, that is to say, be provided with draw-in groove 211 at described pcb board 202 backlight, described FPC circuit 207 backlight is provided with the buckle 210 that matches with described draw-in groove 211, and described draw-in groove 211 and buckle 210 are fastened and connected.
As shown in figure 11, in the another embodiment of the utility model, be provided with jack 212 at described pcb board 202 backlight, and be provided with the plug 213 that matches with described jack 212 at described FPC circuit 207 backlight, described jack 212 is connected with plug and is plugged together connection, can realize too being connected of FPC circuit 207 backlight and described pcb board 202 backlight.Certainly, also described jack 212 and plug 213 exchanges can be arranged, that is to say, be provided with plug 213 at described pcb board 202 backlight, and being provided with the jack 212 that matches with described plug 213 at described FPC circuit 207 backlight, described jack 212 is connected with plug and is plugged together connection.
To sum up, the described main FPC circuit of backlight module of the present utility model and FPC circuit backlight all are arranged on the described flexible main body, and described main FPC circuit is connected with described liquid crystal display, and described FPC circuit backlight is connected with described pcb board backlight.Be arranged on the same flexible main body by main FPC circuit and FPC circuit backlight, main FPC and FPC backlight can be become one, therefore no longer need FPC backlight and main FPC welding and a subsides pair insulating tape, just do not exist because the solder thickness that welding exists and the thickness of insulating tape yet, attenuate the thickness of backlight module.Simultaneously, because do not re-use insulating tape, save production cost and also omitted the step of pasting pair insulating tape, reached the purpose that reduces processing step, reduces production costs.
Obviously, those skilled in the art can carry out various changes and modification to utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these revise and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these change and modification.
Claims (9)
1. liquid crystal display module, comprise liquid crystal display, pcb board backlight and main FPC, it is characterized in that, described main FPC comprises flexible main body, main FPC circuit and FPC circuit backlight, described main FPC circuit and FPC circuit backlight are arranged on the described flexible main body, described main FPC circuit is connected with described liquid crystal display, and described FPC circuit backlight is connected with described pcb board backlight.
2. liquid crystal display module as claimed in claim 1 is characterized in that, is provided with pad on the described pcb board backlight, and described FPC circuit backlight is provided with connecting pin, and described connecting pin and described pad are welded to connect.
3. liquid crystal display module as claimed in claim 1 is characterized in that, described pcb board backlight is provided with draw-in groove, and described FPC circuit backlight is provided with the buckle that matches with described draw-in groove, and described draw-in groove and buckle are fastened and connected.
4. liquid crystal display module as claimed in claim 1 is characterized in that, described pcb board backlight is provided with buckle, and described FPC circuit backlight is provided with the draw-in groove that matches with described buckle, and described buckle and draw-in groove are fastened and connected.
5. liquid crystal display module as claimed in claim 1 is characterized in that, described pcb board backlight is provided with jack, and described FPC circuit backlight is provided with the plug that matches with described jack, and described jack is connected connection with plug.
6. liquid crystal display module as claimed in claim 1 is characterized in that, described pcb board backlight is provided with plug, and described FPC circuit backlight is provided with the jack that matches with described plug, and described plug is connected connection with jack.
7. liquid crystal display module as claimed in claim 1 is characterized in that, also comprises light source, and described pcb board backlight is connected with described light source.
8. liquid crystal display module as claimed in claim 7 is characterized in that, also comprises backboard, is set in turn in reflector plate, light guide plate and blooming piece on the described backboard.
9. liquid crystal display module as claimed in claim 8 is characterized in that, described pcb board backlight and described light source are arranged on the reflector plate of described light guide plate one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220534561 CN202837746U (en) | 2012-10-18 | 2012-10-18 | Liquid crystal display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220534561 CN202837746U (en) | 2012-10-18 | 2012-10-18 | Liquid crystal display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202837746U true CN202837746U (en) | 2013-03-27 |
Family
ID=47949413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220534561 Expired - Lifetime CN202837746U (en) | 2012-10-18 | 2012-10-18 | Liquid crystal display module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202837746U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107166207A (en) * | 2017-06-02 | 2017-09-15 | 深圳市兆驰股份有限公司 | Direct-type backlight lamp bar module |
| CN107272285A (en) * | 2017-07-04 | 2017-10-20 | 京东方科技集团股份有限公司 | Display module and electronic installation |
| WO2022267530A1 (en) * | 2021-06-22 | 2022-12-29 | 京东方科技集团股份有限公司 | Display module and display device |
-
2012
- 2012-10-18 CN CN 201220534561 patent/CN202837746U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107166207A (en) * | 2017-06-02 | 2017-09-15 | 深圳市兆驰股份有限公司 | Direct-type backlight lamp bar module |
| CN107166207B (en) * | 2017-06-02 | 2020-08-04 | 深圳市兆驰股份有限公司 | Direct type backlight lamp bar module |
| CN107272285A (en) * | 2017-07-04 | 2017-10-20 | 京东方科技集团股份有限公司 | Display module and electronic installation |
| WO2022267530A1 (en) * | 2021-06-22 | 2022-12-29 | 京东方科技集团股份有限公司 | Display module and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
|
| CX01 | Expiry of patent term |