CN220357395U - Liquid crystal module of integral type parcel optical subassembly - Google Patents
Liquid crystal module of integral type parcel optical subassembly Download PDFInfo
- Publication number
- CN220357395U CN220357395U CN202322264447.7U CN202322264447U CN220357395U CN 220357395 U CN220357395 U CN 220357395U CN 202322264447 U CN202322264447 U CN 202322264447U CN 220357395 U CN220357395 U CN 220357395U
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- Prior art keywords
- liquid crystal
- light guide
- guide plate
- crystal module
- optical
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 60
- 230000003287 optical effect Effects 0.000 title claims abstract description 31
- 239000011521 glass Substances 0.000 claims abstract description 39
- 239000002390 adhesive tape Substances 0.000 claims abstract description 16
- 239000012788 optical film Substances 0.000 claims abstract description 12
- 239000010408 film Substances 0.000 claims abstract description 5
- 239000000853 adhesive Substances 0.000 claims description 21
- 230000001070 adhesive effect Effects 0.000 claims description 21
- 239000004033 plastic Substances 0.000 claims description 13
- 239000003292 glue Substances 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000013461 design Methods 0.000 description 7
- 239000012528 membrane Substances 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Abstract
The utility model relates to the technical field of side-in liquid crystal modules, and discloses a liquid crystal module for integrally wrapping an optical component, which aims to solve the technical problems of thicker structure and low standardization degree of the liquid crystal module. The middle frame is eliminated, the liquid crystal panel is directly attached to the edge-covering shading film on the outer layer of the glass light guide plate, and the overall thickness is reduced; the adhesive tape integrally wraps the reflecting sheet, the glass light guide plate and the optical film, so that the optical structural materials are directly combined and then attached to the liquid crystal panel to form an integral standard assembly.
Description
Technical Field
The utility model relates to the technical field of side-in liquid crystal modules, in particular to a liquid crystal module integrally wrapping an optical component.
Background
The existing display devices such as a display and a television adopt side-in type backlight or direct type backlight, wherein the side-in type backlight means that lamp beads are arranged around the display device, and the common form is two sides of the display device or the bottom of the display device. The direct type backlight is characterized in that the lamp beads are arranged on the back of the display device, so that the display device of the direct type backlight is generally thicker than that of the side-in type backlight, the pursuit of the display effect and the service performance is continuously improved, the appearance is exquisite, the cost is low, the maintenance is convenient, and the direct type backlight is one of the problems of continuous research, and the side-in type backlight is often adopted for pursuing the slim and attractive design.
While aesthetic and low cost is sought, higher demands are placed on operability, systemization, standardization, and modularization of product production.
The side-in type LED backlight module comprises an LED light source and a light guide plate, wherein the light guide plate converts a linear light source into a surface light source, the LED light source is arranged on the side face of the light guide plate, and lattice points are formed on the bottom face of the light guide plate. Light emitted by the LED package enters the light guide plate and propagates to the direction of the display panel through reflection and scattering of the reflecting sheet and the mesh points.
As shown in fig. 1, the existing backlight module is composed of a set of back plates as a main structure, and the backlight materials can only be stacked and assembled from the inside of the machine, and the overall strength is softer. The plastic light guide plate 4 and the metal backboard 7 are commonly used, the light guide rate of the plastic light guide plate 4 is low, the required brightness can be achieved only by increasing the luminous intensity of the lamp strip 5, the cost is high, and deformation is easy to generate when the temperature is too high. The plastic light guide plate 4 has large thickness, and a plastic middle frame 8 for supporting the liquid crystal panel 1 is arranged between the plastic light guide plate 4 and the liquid crystal panel 1, and a large distance is reserved between the plastic middle frame and the liquid crystal panel, so that the existing backlight module is thicker, which is not beneficial to control the cost and beautiful.
At backlight unit's top, the structure is more, includes metal backplate, fixed structure, luminous fluorescent tube, reflector plate, light guide plate, optics diaphragm series, center, liquid crystal display panel and the structure of preceding frame (face frame), leads to liquid crystal module thicker, and above-mentioned backlight unit is the combination between the singleness simultaneously, comparatively disperses, and standardization level is low.
Disclosure of Invention
The utility model aims to provide a liquid crystal module integrally wrapping an optical component, which aims at solving the technical problems of thicker structure and low standardization degree of the liquid crystal module in the prior art.
In order to achieve the above purpose, the utility model provides a liquid crystal module integrally wrapping an optical component, which has the following specific technical scheme:
the utility model provides a liquid crystal module of integral type parcel optical subassembly, includes glass light guide plate and sets up the reflector plate at glass light guide plate rear side, and glass light guide plate's front side is provided with the optics diaphragm, and glass light guide plate, reflector plate and optics diaphragm's sky side, left side and right side are through the sticky tape parcel formation integral type optical subassembly, and glass light guide plate's income light side is provided with the lamp strip, and the outside parcel of lamp strip has the radiator, and the upper extension of both ends covers the lower part of glass light guide plate and backplate respectively around the radiator.
The glass light guide plate, the reflecting sheet and the optical film are stacked, then a single-sided adhesive tape with a silver bottom surface is used for wrapping three sides of the top side, the left side and the right side to form an integral part, the integral part is used as a backlight main body structure, the lamp beads are stuck on the back plate, the integral wrapped glass light guide plate assembly and the back plate are fixed, the existing backlight mode is changed, screws and buckle designs are not needed, the materials and the working procedures are saved, the general product form of the backlight source is realized, and the integral part can be applied to the display product design of all side-light type backlight modules.
The middle frame is eliminated, the liquid crystal panel is directly attached to the edge-covering shading film on the outer layer of the glass light guide plate, and the overall thickness is reduced; the adhesive tape integrally wraps the reflecting sheet, the glass light guide plate and the optical film, and the optical structure materials are directly wrapped and combined and then are attached to the liquid crystal panel to form an integral standard assembly, so that the production is more standardized.
Further, the front side of the adhesive tape is attached to the liquid crystal panel through adhesive, the rear side of the adhesive tape is attached to the back plate through adhesive, and the upper side of the adhesive tape is attached to the frame through double-sided adhesive.
Preferably, the adhesive glue is a PUR glue.
Further, a front frame is arranged at the bottom of the liquid crystal module, and the lower part of the liquid crystal panel is positioned between the front frame and the radiator.
Further, the reflecting sheet is a composite reflecting sheet, and the optical film is a composite film.
Further, the backboard is a glass backboard or a metal backboard, and the frame is a metal frame or a plastic frame.
The liquid crystal module integrally wrapping the optical component has the following advantages:
compared with the prior art, the technical scheme changes the structure of the original display product from a back plate (back shell), a fixed structural member, a lamp strip, a reflecting sheet, a plastic light guide plate, an optical membrane, a middle frame, a liquid crystal panel and a front frame (face frame) into the structure of the back plate, an integrally-wrapped optical component (reflecting sheet, glass light guide plate, optical membrane) and liquid crystal glass.
The back plate made of glass or iron is used as a back plate structure, the back plate is attached and fixed with an integrally wrapped glass light guide plate, a reflecting sheet and an optical membrane assembly, and then a double-sided adhesive fixed frame is attached, so that ultrathin and low-cost is realized. The optical structure materials are directly covered and combined and then are attached to the liquid crystal panel to form an integral standard assembly, and then the four sides of the adhesive dispensing are attached to the liquid crystal panel, so that the assembly mode of the liquid crystal panel is optimized and changed, and the integral thickness is reduced. Meanwhile, the assembly and standardization are easy, the subsequent design is simplified, and the production and manufacturing difficulty is reduced.
Drawings
FIG. 1 is a schematic diagram of a prior art backlight module according to the present utility model;
FIG. 2 is a schematic diagram of a cross-sectional structure of a liquid crystal module according to the present utility model;
FIG. 3 is an enlarged view of FIG. 2 for the position A provided by the present utility model;
fig. 4 is an enlarged view of the present utility model provided for at B in fig. 2.
In the figure: 1. a liquid crystal panel; 2. a front frame; 3. an optical film; 31. a diffusion sheet; 32. a composite membrane; 4. a plastic light guide plate; 41. a glass light guide plate; 5. a light bar; 6. a reflection sheet; 7. a metal backplate; 71. a back plate; 8. a middle frame; 10. a heat sink; 11. an adhesive tape; 12. an adhesive; 13. double faced adhesive tape; 14. and a frame.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1 to 4, the liquid crystal module of an integrally wrapped optical assembly provided by the utility model comprises a glass light guide plate 41 and a reflector plate 6 arranged at the rear side of the glass light guide plate 41, wherein a back plate 71 is arranged at the rear side of the reflector plate 6, an optical film 3 is arranged at the front side of the glass light guide plate 41, a liquid crystal panel 1 is arranged at the front side of the optical film 3, a light bar 5 is arranged at the light incident side of the glass light guide plate 41, a radiator 10 is wrapped at the outer side of the light bar 5, the front end and the rear end of the radiator 10 extend upwards to respectively cover the lower parts of the glass light guide plate 41 and the back plate 71, an adhesive tape 11 wrapping the reflector plate 6, the glass light guide plate 41 and the optical film 3 is arranged at the upper end of the liquid crystal module, the front side of the adhesive tape 11 is attached to the liquid crystal panel 1 through an adhesive 12, the rear side of the adhesive tape 11 is attached to the back plate 71 through the adhesive 12, and the upper side of the adhesive tape 11 is attached to a frame 14 through a double-sided tape 13.
The middle frame 8 is omitted, the liquid crystal panel 1 is directly attached to the edge-covering shading film on the outer layer of the glass light guide plate 41, and the overall thickness is reduced; the adhesive tape 11 is used for integrally wrapping the reflecting sheet 6, the glass light guide plate 41 and the optical film 3, and the optical structure materials are directly coated and combined and then are attached to the liquid crystal panel 1 to form an integral standard component, so that the production is more standardized.
The technical scheme changes the original display product from the back plate (back shell), the fixed structural member, the lamp strip 5, the reflecting sheet 6, the plastic light guide plate 4, the optical membrane 3, the middle frame 8, the liquid crystal panel 1 and the front frame 2 (face frame) structure into the back plate 71, the integrally wrapped optical component (the reflecting sheet 6, the glass light guide plate 41 and the optical membrane 3) and the liquid crystal glass structure, thereby forming the liquid crystal module.
And then, the four sides of the glue are attached to the liquid crystal panel 1, so that the assembly mode of the liquid crystal panel 1 is optimized and changed, and the overall thickness is reduced. Meanwhile, the system is easy to be modularized and standardized, a client can also be enabled to design respective required structural members based on the standardized assembly, the design difficulty and the production and manufacturing difficulty of the client are simplified, and the system can be applied to display products of all side-light type backlight modules.
The adhesive glue 12 is preferably a PUR glue, having the following beneficial effects:
the PUR adhesive has excellent adhesive strength after being cured, and can firmly adhere different materials including metal, plastic, rubber, wood and the like; the PUR adhesive has strong chemical resistance, can resist corrosion and erosion of various chemical substances, and is suitable for use in severe environments; PUR gums generally have good high and low temperature resistance, maintaining stable performance over a broad temperature range; the PUR adhesive has a certain degree of elasticity and flexibility after being cured, can absorb impact and vibration, and is suitable for applications requiring anti-seismic performance; the PUR adhesive generally has a high curing speed, can realize strong adhesion in a short time, and improves the production efficiency; the PUR adhesive has good water resistance, and can keep stable adhesion performance even in a humid environment; PUR glues generally have good ageing resistance and can maintain adhesion properties for a long period of time without being affected.
Further, a front frame 2 is disposed at the bottom of the liquid crystal module, and the lower portion of the liquid crystal panel 1 is located between the front frame 2 and the heat sink 10. The front frame 2 can play a certain dustproof and protective role, reduces dust and pollutants from entering the liquid crystal module, and is beneficial to keeping the definition and stability of the display effect.
In summary, compared with the prior art, the liquid crystal module integrally wrapping the optical component provided by the utility model has the technical scheme that the original display product is changed into the structures of the back plate, the integrally wrapping optical component (the reflecting plate, the glass light guide plate and the optical film) and the liquid crystal glass by the structures of the back plate (the back shell), the fixing structural member, the light bar, the reflecting plate, the plastic light guide plate, the optical film, the middle frame, the liquid crystal panel and the front frame (the face frame).
The back plate made of glass or iron is used as a back plate structure, the back plate is attached and fixed with an integrally wrapped glass light guide plate, a reflecting sheet and an optical membrane assembly, and then a double-sided adhesive fixed frame is attached, so that ultrathin and low-cost is realized. The optical structure materials are directly covered and combined and then are attached to the liquid crystal panel to form an integral standard assembly, and then the four sides of the adhesive dispensing are attached to the liquid crystal panel, so that the assembly mode of the liquid crystal panel is optimized and changed, and the integral thickness is reduced. Meanwhile, the assembly and standardization are easy, the subsequent design is simplified, and the production and manufacturing difficulty is reduced.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (6)
1. The utility model provides a liquid crystal module of integral type parcel optical subassembly, includes glass light guide plate (41) and sets up reflector plate (6) at glass light guide plate (41) rear side, the front side of glass light guide plate (41) is provided with optical diaphragm (3), a serial communication port, glass light guide plate (41), reflector plate (6) and optical diaphragm (3) sky side, left side and right side pass through sticky tape (11) parcel and form integral type optical subassembly, the income light side of glass light guide plate (41) is provided with lamp strip (5), the outside parcel of lamp strip (5) has radiator (10), both ends upwards extend the lower part that covers glass light guide plate (41) and backplate (71) respectively around radiator (10).
2. The liquid crystal module of claim 1, wherein the front side of the adhesive tape (11) is attached to the liquid crystal panel (1) by an adhesive (12), the rear side of the adhesive tape (11) is attached to the back plate (71) by the adhesive (12), and the upper side of the adhesive tape (11) is attached to the frame (14) by a double-sided tape (13).
3. A liquid crystal module integrally wrapped optical component according to claim 2, characterized in that the adhesive glue (12) is PUR glue.
4. A liquid crystal module of an integrally wrapped optical assembly according to claim 3, wherein a front frame (2) is provided at the bottom of the liquid crystal module, and the lower part of the liquid crystal panel (1) is located between the front frame (2) and the heat sink (10).
5. The liquid crystal module of claim 4, wherein the reflective sheet (6) is a composite reflective sheet, and the optical film (3) is a composite film.
6. The liquid crystal module of claim 4, wherein the back plate (71) is a glass back plate or a metal back plate, and the frame (14) is a metal frame or a plastic frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322264447.7U CN220357395U (en) | 2023-08-22 | 2023-08-22 | Liquid crystal module of integral type parcel optical subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322264447.7U CN220357395U (en) | 2023-08-22 | 2023-08-22 | Liquid crystal module of integral type parcel optical subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220357395U true CN220357395U (en) | 2024-01-16 |
Family
ID=89479076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322264447.7U Active CN220357395U (en) | 2023-08-22 | 2023-08-22 | Liquid crystal module of integral type parcel optical subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220357395U (en) |
-
2023
- 2023-08-22 CN CN202322264447.7U patent/CN220357395U/en active Active
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