CN202837739U - Liquid crystal module - Google Patents
Liquid crystal module Download PDFInfo
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- CN202837739U CN202837739U CN 201220300762 CN201220300762U CN202837739U CN 202837739 U CN202837739 U CN 202837739U CN 201220300762 CN201220300762 CN 201220300762 CN 201220300762 U CN201220300762 U CN 201220300762U CN 202837739 U CN202837739 U CN 202837739U
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- liquid crystal
- crystal module
- liquid
- diaphragm
- crystalline glasses
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Abstract
The utility model belongs to the technical field of lighting and in particular to a liquid crystal module which comprises a back plate and a face frame which are mutually embedded. Liquid crystal glass, a membrane, a light guide plate and a reflection plate are sequentially arranged between the back plate and the face frame. A light source is arranged on one lateral edge or two lateral edges of the face frame, a plurality of stages of step location portions capable of enabling the liquid crystal glass, the membrane, the light guide plate and the reflection plate to be sequentially overlapped and located are arranged at positions of two opposite lateral edges of the face frame, and bosses for limiting the membrane from moving are arranged on the step faces which are used for supporting the membrane and arranged on the plurality of stages of step location portions. Compared with the prior art, the plurality of stages of step location portions are arranged on the face frame, the step faces respectively support all assemblies and are embedded into the back plate through the face frame, all assemblies are abutted to be fixed, and a middle frame is removed from the liquid crystal module. Thus, the liquid crystal module is simple in structure, simple to operate in assembling, low in cost and strong in market competitiveness.
Description
Technical field
The utility model belongs to the display technique field, relates in particular to a kind of liquid crystal module.
Background technology
The liquid crystal display market competition grows in intensity, and cost is undoubtedly the core of each businessman's competition.At present, liquid crystal module on the market generally adopts backboard to add middle frame structure, and as shown in Figure 1, liquid crystal module 100 ＇ are mainly by backboard 1 ＇, light guide plate 2 ＇ (or diffuser plate), diaphragm 3 ＇, light source, center 4 ＇, liquid-crystalline glasses 5 ＇, the compositions such as untouchable frame 6 ＇.During its assembling, first backboard 1 ＇ is fixed, refill the luminous intensity distribution source, then fill light guide plate 2 ＇ (or diffuser plate) and diaphragm 3 ＇, then assemble center 4 ＇, liquid-crystalline glasses 5 ＇ are placed among center 4 ＇ again, center 4 ＇ play and support liquid-crystalline glasses 5 ＇ and limit the effect that liquid-crystalline glasses 5 ＇ move, cover at last untouchable frame 6 ＇, so, the complex structure of center 4 ＇, spare part is many, assembling is complicated, and cost is high.
The utility model content
The purpose of this utility model is to provide a kind of liquid crystal module, is intended to solve the problem that the available liquid crystal modular structure is complicated, assembling is complicated, cost is higher.
The technical solution of the utility model is: liquid crystal module, comprise mutually chimeric backboard and face frame, sequentially be arranged with liquid-crystalline glasses, diaphragm, light guide plate and reflector plate between described backboard and the face frame, light emitting source be arranged at described frame one side along or both sides along upper, relative both sides Yan Chu on described frame is provided with the step surface that can make liquid-crystalline glasses, diaphragm, light guide plate and reflector plate be used for successively supporting described diaphragm on the described multi-stage stairs location division, multi-stage stairs location division of superimposed location and is provided with the boss that moves be used to limiting described diaphragm.
Further, described diaphragm arrangement has three layers.
Again further, described liquid crystal module also comprises the flexible member that is located between described liquid-crystalline glasses and the described diaphragm.
Particularly, described flexible member is rubber blanket.
More specifically, described light emitting source is the lamp bar, and described lamp bar is cold-cathode tube or LED lamp.
Further, the step surface that is used for carrying described liquid-crystalline glasses on the described multi-stage stairs location division is provided with dodges groove.
Particularly, described multi-stage stairs location division is level Four.
Compared with prior art, the liquid crystal module that the utility model provides is by arranging the multi-stage stairs location division at the face frame, each step surface of described multi-stage stairs location division supports respectively each assembly and is arranged in the described backboard by described frame, each assembly is supported fixing, like this, in liquid crystal module, just do not needed to arrange again center, so, make the simple in structure of this liquid crystal module, during the combination assembling, simple to operate, cost is lower, has more the market competitiveness.
Description of drawings
Fig. 1 is the decomposing schematic representation of liquid crystal module in the prior art;
Fig. 2 is the decomposing schematic representation of the liquid crystal module that provides of the utility model embodiment;
Fig. 3 is the schematic cross-section of the liquid crystal module that provides of the utility model embodiment;
Fig. 4 is the synoptic diagram of face frame among Fig. 2;
Fig. 5 is along the cut-open view of A-A profile line among Fig. 4;
Fig. 6 is the local enlarged diagram at B place among Fig. 2.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Below in conjunction with concrete accompanying drawing realization of the present utility model is described in detail.
Such as Fig. 2～shown in Figure 6, liquid crystal module one preferred embodiment that provides for the utility model.
Liquid crystal module, comprise backboard 1, diaphragm 4, light guide plate 3, reflector plate 2, liquid-crystalline glasses 5 and face frame 7, described frame 7 is provided with multi-stage stairs location division 70, described liquid-crystalline glasses 5, diaphragm 4, light guide plate 3 and reflector plate 2 be superimposed being positioned on the described multi-stage stairs location division 70 successively, described multi-stage stairs location division 70 is arranged at respectively both sides Yan Chu relative on described the frame 7, so, the anchorage force that described frame 7 can produce two symmetries acts on liquid-crystalline glasses 5, diaphragm 4, light guide plate 3, on the reflector plate 2, make and be fixed in described the liquid-crystalline glasses 5 on the frame 7, diaphragm 4, light guide plate 3, reflector plate 2 is stressed even, steady positioning is installed, thereby has improved the reliability of whole liquid crystal module.Light emitting source 6 is arranged at described frame 7 one sides edge or edge, both sides, described light emitting source 6 abuts the side of described light guide plate 3, support described reflector plate 2, be fixed on the described multi-stage stairs location division 70, described frame 7 is embedded in the described backboard 1, supports successively described liquid-crystalline glasses 5, diaphragm 4, light guide plate 3, reflector plate 2 in the inwall of described frame 7.Like this, by at face frame 7 multi-stage stairs location division 70 being set, fixing whole liquid-crystalline glasses 5 can be supported in described multi-stage stairs location division 70, diaphragm 4, light guide plate 3, reflector plate 2 and described light emitting source, like this, in liquid crystal module, saved middle frame structure, individual assembly can be fixedly connected with, so, make the simple in structure of this liquid crystal module, during the combination assembling, simple to operate, cost is lower, has more the market competitiveness.In the actual production, described frame 7 adopts plastic cement material (ABS material or ABS+PC material) injection mo(u)lding, the 70 together injection mo(u)ldings of described multi-stage stairs location division can be made easily, and yields is high, utilizes batch production.
In the present embodiment, by the supporting and location of described multi-stage stairs location division 70, guarantee that described diaphragm 4, light emitting source and reflector plate 2 are arranged on described liquid-crystalline glasses 5 tops.As shown in Figure 3, the light guide plate 3 that described liquid crystal module arranges, in order to the directing light direction, can improve the gray scale of liquid-crystalline glasses 5 and the uniformity coefficient of control liquid-crystalline glasses 5 glazed threads, this light guide plate 3 is between diaphragm 4 and reflector plate 2, light emitting source 6 provides light source for described liquid crystal module, reflector plate 2 reflects the light that described light emitting source 6 sends, and make this radiating light pass successively light guide plate 3 and diaphragm 4, diaphragm 4 can be with the light diffusion refraction from light guide plate 3, send into described liquid-crystalline glasses 5, so, the brightness that can improve light.Wherein, described liquid-crystalline glasses 5 has outside the change refracting characteristic of general solid crystal, has again the flowability of liquid simultaneously, controls the orientation of liquid molecule by electric field or magnetic field, thereby reach control liquid-crystalline glasses 5 transparent and opaque states, thereby realize the adjusting to light.Usually the shape of light guide plate 3 is set to taper structure, to reach the effect of light source homogenization.Reflector plate 2 normally by the PET base material, adds barium sulphate, and utilizes the microstructure such as bubble to make, and reflectivity can reach 99.9%.So, improved utilization rate to light.
Further, described multi-stage stairs location division 70 is provided with First terrace 71, second step face 72, the 3rd step surface 73 and the 4th step surface 74, First terrace 71 is used for the described reflector plate 2 of supporting and location, second step face 72 is used for the described light emitting source 6 of supporting and location, the 3rd step surface 73 is used for the described diaphragm 4 of supporting and location, as shown in Figure 3, diaphragm 4 is supported light guide plate 3, light guide plate 3 upper press covers have reflector plate 2, light guide plate 3 is supported the inwall of backboard 1 by reflector plate 2, like this, form a clamping force between the inwall of the 3rd step surface 73 and backboard 1, thereby with reflector plate 2, light guide plate 3 and diaphragm 4 are vertically upper fixing, the 4th step surface 74 is used for the described liquid-crystalline glasses 5 of supporting and location, and liquid-crystalline glasses described in the present embodiment 5 is a kind of with the mode of liquid crystal film by High Temperature High Pressure, is encapsulated the photoelectric glass that forms by 4 layer interlayers.During use, can whether control by the energising of electric current the arrangement of liquid crystal molecule, thereby reach the transparent purpose with opaque state of control liquid-crystalline glasses 5, the liquid crystal film in middle layer is the functional material of dimming glass.Under "on" position, liquid crystal molecule is arranged in a linear, at this moment liquid-crystalline glasses 5 printing opacities and transparent; When off-position, liquid crystal molecule is scattering state, at this time liquid-crystalline glasses 5 printing opacities but opaque.First terrace 71, second step face 72, the 3rd step surface 73 and the 4th step surface 74, be the distribution of successively decreasing layer by layer, guaranteed reflector plate 2, described light emitting source, described diaphragm 4 and described liquid-crystalline glasses 5 are fixed in the described multi-stage stairs location division 70 from top to bottom successively, so, by multi-stage stairs location division 70 respectively to reflector plate 2, described light emitting source 6, described diaphragm 4 and described liquid-crystalline glasses 5 are fixed, just do not need middle frame structure is being set, make the simple in structure of liquid crystal module, during the combination assembling, simple to operate, cost is lower, simultaneously, has improved the reliability of this liquid crystal module.
Further, described diaphragm 4 is provided with three layers.So, increased the visible angle of liquid crystal module, in actual the use, risen to about 150 degree.
Again further, described the 3rd step surface 73 on the described multi-stage stairs location division 70 is provided with the boss 731 that moves be used to limiting described diaphragm 4.Be provided with pilot hole 41 on the described diaphragm 4, described boss 731 arranges with described pilot hole 41 pairings, during assembling, described boss 731 is passed pilot hole 41 to be fixed in diaphragm 4 on the 3rd step surface 73, simultaneously, described boss 731 defines diaphragm 4 along its planar movement, so, improve the stability of diaphragm 4, and then improved the reliability of liquid crystal module.
Particularly, described liquid crystal module also comprises the flexible member 8 that is supported between described liquid-crystalline glasses 5 and the described diaphragm 4.Described flexible member 8 one ends are against diaphragm 4, and the other end is on liquid-crystalline glasses 5, and when liquid crystal module ran into accidental impact, described flexible member 8 can absorb the destructive power that produces when clashing into.Thereby improved the reliability of liquid crystal module.
Particularly, described flexible member is rubber blanket.Rubber blanket is common standard component, is easy to buying, is beneficial to batch production manufacturing.
Particularly, described light emitting source 6 is the lamp bar.The lamp bar is strip, is convenient to install the location, and the lamp bar with the illuminating part encapsulation has wherein improved the reliability of light emitting source, has prolonged the serviceable life of light emitting source.As shown in Figure 3, described lamp bar is placed on the second step face 72, lamp bar one side fits in the first side wall 701 that connects First terrace 71 and second step face 72, thereby described lamp bar is fixed in the side of light guide plate 3, saved the inner space of liquid crystal module, so, can make making thinner of liquid crystal module.
Particularly, described lamp bar is cold-cathode tube or LED lamp.Because the cold-cathode tube caliber is thin, the life-span is long, luminescence efficiency is high, the large scale liquid crystal module generally selects cold-cathode tube as light emitting source, has improved reliability and the serviceable life of whole liquid crystal module.The small size liquid crystal module then adopts LED as illuminating source, and size is little, and price is low.In the actual production, can select as the case may be cold-cathode tube or LED lamp.
Further, described frame 7 is provided with dodges groove 75, and the described groove 75 of dodging is arranged on described the 4th step surface 74 of the described liquid-crystalline glasses 5 of carrying.Referring to Fig. 3 and Fig. 5 when liquid-crystalline glasses 5 is mounted on the 4th step surface 74, air between liquid-crystalline glasses 5 and the 4th step surface 74, can dodge groove 75 by this and in time discharge, avoid forming negative pressure of vacuum, the installation when being beneficial to liquid-crystalline glasses 5 and fitting in described the 4th step surface 74.In addition, this dodges the starting material materials that groove 75 has reduced face frame 7, has saved cost.
Referring to Fig. 5, described frame 7 offers the window 76 that supplies described liquid-crystalline glasses 5 printing opacities.By this window 76 with light by deriving in the liquid crystal module, and rayless loss directly enters people's vision, has guaranteed the effect that liquid-crystalline glasses 5 glazed threads show, has reduced simultaneously the raw material use amount of described frame 7, has saved cost of manufacture.In addition, during assembling, also can pass through this window 76, whether the installation that detects liquid-crystalline glasses 5 is effectively reliable, thereby improved the making yields of described liquid crystal module.Certainly, the diaphragm of high transmission rate can be set at this window 76 also, prevent that the scratch of liquid-crystalline glasses 5 from damaging, also can guarantee the effect that liquid-crystalline glasses 5 glazed threads show simultaneously.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. liquid crystal module, comprise mutually chimeric backboard and face frame, sequentially be arranged with liquid-crystalline glasses, diaphragm, light guide plate and reflector plate between described backboard and the face frame, light emitting source be arranged at described frame one side along or both sides along upper, relative both sides Yan Chu on described frame, be provided with and make the successively multi-stage stairs location division of superimposed location of liquid-crystalline glasses, diaphragm, light guide plate and reflector plate, it is characterized in that, be provided with the boss that moves be used to limiting described diaphragm for the step surface that supports described diaphragm on the described multi-stage stairs location division.
2. liquid crystal module according to claim 1, it is characterized in that: described diaphragm arrangement has three layers.
3. liquid crystal module according to claim 1, it is characterized in that: described liquid crystal module also comprises the flexible member that is located between described liquid-crystalline glasses and the described diaphragm.
4. liquid crystal module according to claim 3, it is characterized in that: described flexible member is rubber blanket.
5. liquid crystal module according to claim 1, it is characterized in that: described light emitting source is the lamp bar, described lamp bar is cold-cathode tube or LED lamp.
6. liquid crystal module according to claim 1 is characterized in that: the step surface that is used for carrying described liquid-crystalline glasses on the described multi-stage stairs location division is provided with dodges groove.
7. liquid crystal module according to claim 1, it is characterized in that: described multi-stage stairs location division is level Four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220300762 CN202837739U (en) | 2012-06-25 | 2012-06-25 | Liquid crystal module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220300762 CN202837739U (en) | 2012-06-25 | 2012-06-25 | Liquid crystal module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202837739U true CN202837739U (en) | 2013-03-27 |
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ID=47949406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220300762 Expired - Lifetime CN202837739U (en) | 2012-06-25 | 2012-06-25 | Liquid crystal module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202837739U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103792701A (en) * | 2014-01-23 | 2014-05-14 | 深圳市兆驰股份有限公司 | Face frame for liquid crystal display device and liquid crystal display device |
| CN104777668A (en) * | 2015-03-24 | 2015-07-15 | 业成光电（深圳）有限公司 | Display device |
| CN105866993A (en) * | 2016-05-04 | 2016-08-17 | 东莞东山精密制造有限公司 | Side-in type backlight module and assembling method thereof |
-
2012
- 2012-06-25 CN CN 201220300762 patent/CN202837739U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103792701A (en) * | 2014-01-23 | 2014-05-14 | 深圳市兆驰股份有限公司 | Face frame for liquid crystal display device and liquid crystal display device |
| CN104777668A (en) * | 2015-03-24 | 2015-07-15 | 业成光电（深圳）有限公司 | Display device |
| CN105866993A (en) * | 2016-05-04 | 2016-08-17 | 东莞东山精密制造有限公司 | Side-in type backlight module and assembling method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190404 Address after: 518000 9th Floor, D4 Building, International E City, 1001 Zhongshan Garden Road, Xili Street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN TCL NEW TECHNOLOGY Co.,Ltd. Address before: 516006 No. 78 Huifeng 4th Road, Zhongkai High-tech Development Zone, Huizhou City, Guangdong Province Patentee before: TCL Photoelectric Technology (Huizhou) Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |