CN1289954C - LCD module - Google Patents
LCD module Download PDFInfo
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- CN1289954C CN1289954C CN 03147451 CN03147451A CN1289954C CN 1289954 C CN1289954 C CN 1289954C CN 03147451 CN03147451 CN 03147451 CN 03147451 A CN03147451 A CN 03147451A CN 1289954 C CN1289954 C CN 1289954C
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- liquid crystal
- crystal display
- display module
- substrate
- heat
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Abstract
The present invention relates to a liquid crystal display module which comprises a liquid crystal display panel, a plasma luminous panel which is arranged below the liquid crystal display panel, and a heat insulated chamber which is arranged between the liquid crystal display panel and the plasma luminous panel, wherein the plasma luminous panel is provided with a first base plate, a second base plate, a plurality of electrodes which are mutually parallel, a dielectric layer, a fluorescent layer, and a discharge space.
Description
Technical field
(liquid crystal display module LCDmodule), refers to a kind of liquid crystal display module with a heat-insulating room especially to the invention relates to a kind of liquid crystal display module.
Background technology
Electricity slurry luminescent panel is a kind ofly to produce luminous flat luminous device by gas discharge, it is made up of with the discharge cell (dischargecell) of inert gases such as xenon (Xe) or helium (He) and xenon a plurality of neon (Ne) that are filled with, and the inert gas in each discharge cell is after being subjected to electric field and exciting, can produce on the phosphor body (phosphor) that ultraviolet light is radiated at each discharge cell surface, again by the different redness that phosphor body reflected, green with blue visible light, and cooperate the design of driving circuit and image signal to handle, and the visible light of these three kinds of primary colors is mixed to form colored picture, and according to the difference of phosphor body position, can divide into reflective electricity slurry luminescent panel again and starch two kinds of luminescent panels with the penetration electricity.Because the size of electricity slurry luminescent panel is big and thin, and have advantages such as low radiation and visual angle be wide, so be the main flow of following large-sized monitor.
Please refer to Fig. 1, Fig. 1 is the existing diagrammatic cross-section that adopts the liquid crystal display module 10 of a reflective electricity slurry luminescent panel 12.As shown in Figure 1, the reflective electricity slurry luminescent panel 12 that liquid crystal display module 10 has a display panels 11 and is located at display panels 11 belows, and display panels 11 and reflective electricity slurry luminescent panel 12 are to utilize a framework (bezel shows) assembling and in conjunction with fixing mutually.
As shown in Figure 1, reflective electricity slurry luminescent panel 12 has second substrate 16 that one first substrate 14, one and first substrate 14 be parallel to each other, a plurality of a lower surface 14a of first substrate 14 and dielectric layer 20, that parallel electrodes 18, is covered in a plurality of electrodes 18 surfaces fully be located at is located at reflection horizon 22, on the upper surface 16b of second substrate 16 and is covered in fluorescent layer 24 and on the reflection horizon 22 fully and is located at arc chamber 26 between first substrate 14 and second substrate 16.
Usually, first substrate 14 and second substrate 16 all are to be a glass substrate, and electrode 18 is made of metals such as aluminium or copper.Dielectric layer 20 is made of silicon dioxide, and reflection horizon 22 then is the sintered body that is formed by aluminium oxide, titania and glass sintering for.As previously mentioned, be filled with an inert gas or a noble gas mixtures in the arc chamber 26, under the dual consideration of function and cost, normally be filled with the noble gas mixtures of neon (Ne) and xenon (Xe) or helium (He) and xenon in the arc chamber 26.
Please refer to Fig. 2, Fig. 2 is the existing diagrammatic cross-section that adopts the liquid crystal display module 30 of penetration electricity slurry luminescent panel 32.As shown in Figure 2, be similar to the liquid crystal display module 10 among Fig. 1, the penetration electricity slurry luminescent panel 32 that liquid crystal display module 30 has a display panels 31 and is located at display panels 31 belows, and display panels 31 and reflective electricity slurry luminescent panel 32 are to utilize a framework (not shown) to assemble mutually and in conjunction with fixing.
As shown in Figure 2, penetration electricity slurry luminescent panel 32 has second substrate 36 that one first substrate 34, one and first substrate 34 be parallel to each other, an a plurality of upper surface 36b of second substrate 36 and dielectric layer 40, that parallel electrodes 38, is covered in a plurality of electrodes 38 surfaces fully be located at is located at the fluorescent layer 44 and of a lower surface 34a of first substrate 34 and is located at arc chamber 46 between first substrate 34 and second substrate 36.
Difference between the penetration electricity slurry luminescent panel 32 that reflective electricity slurry luminescent panel 12 that liquid crystal display module 10 among Fig. 1 is comprised and the liquid crystal display module 30 among Fig. 2 are comprised, only be that fluorescent layer 24 among Fig. 1 is on second substrate 16 under being located at, so need set up reflection horizon 22; And the fluorescent layer 44 among Fig. 2 is on first substrate 34 that is located at, so the reflection horizon among Fig. 1 22 can be omitted.Because the composition of all the other each items that the liquid crystal display module 30 among Fig. 2 is comprised and function all are equal to the liquid crystal display module 10 among Fig. 4, so do not give unnecessary details separately at this.
Yet, no matter be reflective or the electricity of penetration slurry luminescent panel, the surface temperature of its light-emitting area usually all up to 40 ℃ to 60 ℃, under long-time operation, tend to cause the phenomenon of dispelling the heat and being difficult for, especially under the directly tight situation that contacts of electricity slurry luminescent panel and display panels, the problem of this poor heat radiation is easier to have a negative impact to display panels, reduces the display quality and the serviceable life of display panels.Therefore, how effectively to improve the radiating efficiency of electricity slurry luminescent panel, become an instant important topic.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of liquid crystal display module, show in the module, the problem that the heat radiation of electricity slurry luminescent panel is difficult for to solve above-mentioned available liquid crystal.
In a preferred embodiment of the invention, this liquid crystal display module comprises: the electricity slurry luminescent panel and that a display panels, is located at this display panels below is located at this display panels and this electricity and is starched heat-insulating room between the luminescent panel.Above-mentioned electricity slurry luminescent panel has two parallel first substrates and second substrate, a plurality of being parallel to each other and is located at dielectric layer, that electrode, on one first inside surface of this first substrate is covered in the surface of these a plurality of electrodes and is located at fluorescent layer and on one second inside surface of this second substrate and is located at arc chamber between this first substrate and this second substrate.Above-mentioned heat-insulating room is to be surrounded by an outer wall (shield) to form, and its inside can have air, nitrogen or an inert gas, also can be the heat-insulating room of a vacuum.
Because liquid crystal display module of the present invention is to be provided with the heat-insulating room that possesses excellent radiating efficiency in display panels and electricity slurry luminescent panel, therefore be able to do not needing significantly to increase under the prerequisite of manufacturing cost, the heat that provides by the vacuum state of heat-insulating room inside or the gas of filling out passes impedance, the heat energy of avoiding electricity slurry luminescent panel to be produced when operation reaches this display panels, to guarantee the display quality of display panels.In addition, because the vacuum state or the gas of filling out of heat-insulating room inside all possess good light transmittance, so in the radiating efficiency that improves this electricity slurry luminescent panel, can't reduce the display effect of liquid crystal display module.
Description of drawings
Fig. 1 is the existing diagrammatic cross-section that adopts the liquid crystal display module of a reflective electricity slurry luminescent panel;
Fig. 2 is the existing diagrammatic cross-section that adopts the liquid crystal display module of penetration electricity slurry luminescent panel;
Fig. 3 is the diagrammatic cross-section of the liquid crystal display module in the first embodiment of the invention;
Fig. 4 is the diagrammatic cross-section of the liquid crystal display module in the second embodiment of the invention.
Description of reference numerals
10 liquid crystal display modules, 11 display panels
12 reflective electricity slurry luminescent panels
14 first substrate 14a lower surfaces
16 second substrate 16b upper surfaces
18 electrodes, 20 dielectric layers
22 reflection horizon, 24 fluorescent layers
26 arc chambers, 30 liquid crystal display modules
31 display panels, 32 penetration electricity slurry luminescent panel
34 first substrate 34a lower surfaces
36 second substrate 36b upper surfaces
38 electrodes, 40 dielectric layers
44 fluorescent layers, 46 arc chambers
50 liquid crystal display modules, 51 display panels
52 reflective electricity slurry luminescent panels
54 first substrate 54a lower surfaces
56 second substrate 56b upper surfaces
58 electrodes, 60 dielectric layers
62 reflection horizon, 64 fluorescent layers
66 arc chambers, 67 heat-insulating rooms
68 outer walls, 69 stilts
70 liquid crystal display modules, 71 display panels
72 reflective electricity slurry luminescent panels
74 first substrate 74a lower surfaces
76 second substrate 76b upper surfaces
78 electrodes, 80 dielectric layers
84 fluorescent layers, 86 arc chambers
87 heat-insulating rooms, 88 outer walls
89 stilts
Embodiment
Please refer to Fig. 3, Fig. 3 is the diagrammatic cross-section of the liquid crystal display module 50 in the first embodiment of the invention.As shown in Figure 3, liquid crystal display module 50 has a display panels 51, and is located at the reflective electricity slurry luminescent panel 52 and of display panels 51 belows and is located at display panels 51 and reflective electricity and starches heat-insulating room 67 between the luminescent panel 52.
As shown in Figure 3, reflective electricity slurry luminescent panel 52 comprises: second substrate 56 that one first substrate 54, one and first substrate 54 are parallel to each other, a plurality of a lower surface 54a of first substrate 54 and dielectric layer 60, that parallel electrodes 58, is covered in a plurality of electrodes 58 surfaces fully be located at are located at reflection horizon 62, on the upper surface 56b of second substrate 56 and are covered in fluorescent layer 64 and on the reflection horizon 62 fully and are located at arc chamber 66 between first substrate 54 and second substrate 56.
Generally speaking, first substrate 54 and second substrate 56 are all glass substrate, and 58 at electrode is made of metals such as aluminium or copper usually.Dielectric layer 60 is made of silicon dioxide, and 62 in reflection horizon is a sintered body that is formed by aluminium oxide, titania and glass sintering.Be filled with an inert gas or a noble gas mixtures in the arc chamber 66, under the dual consideration of function and cost, normally be filled with the noble gas mixtures of neon (Ne) and xenon (Xe) or helium (He) and xenon (Xe) in the arc chamber 66.
Heat-insulating room 67 be by an outer wall (shield) 68 around forming, its inside then is full of air.Under the prerequisite of the display quality of excessive influence liquid crystal display module 50 not, heat-insulating room 68 inside optionally add at least one stilt 69.Reflective electricity slurry luminescent panel 52 is when operation, its surface temperature usually up to 40 ℃ to 60 ℃, and the function of heat-insulating room 67 passes impedance by the heat that air provided of inside just, the heat energy of avoiding reflective electricity slurry luminescent panel 52 to be produced when operation reaches display panels 51, to guarantee the display quality of display panels 51.In addition, also can be by vacuumizing or charge into the mode of a nitrogen or an inert gas in the heat-insulating room 67, and reach identical effect.Only it should be noted that, when being when charging into air in the heat-insulating room 67, the outer wall 68 of heat-insulating room 67 can utilize a viscose glue, a trip or a housing and be connected with display panels 51 and electricity slurry luminescent panel 52, more can add the louvre (not shown) to strengthen the heat energy effect by the convection current of heat-insulating room 67 inner air and outer air in outer wall 68; But if heat-insulating room 67 inside be for vacuum or the gas that charged into be during for a nitrogen or an inert gas, 68 need of the outer wall of heat-insulating room 67 utilize viscose glue and are connected with display panels 51 and electricity slurry luminescent panel 52, and can not add any louvre on the outer wall 68.
Please refer to Fig. 4, Fig. 4 is the diagrammatic cross-section of the liquid crystal display module 70 in the second embodiment of the invention.As shown in Figure 4, be similar to the first embodiment of the present invention, liquid crystal display module 70 comprises: a display panels 71, is located at the reflective electricity slurry luminescent panel 72 and of display panels 71 belows and is located at display panels 71 and the electric heat-insulating room of starching between the luminescent panel 72 87 of penetration.
As shown in Figure 4, penetration electricity slurry luminescent panel 72 comprises: second substrate 76 that one first substrate 74, one and first substrate 74 are parallel to each other, an a plurality of upper surface 76b of second substrate 76 and dielectric layer 80, that parallel electrodes 78, is covered in a plurality of electrodes 78 surfaces fully be located at are located at the fluorescent layer 84 and of a lower surface 74a of first substrate 74 and are located at arc chamber 86 between first substrate 74 and second substrate 76.
Difference between the penetration electricity slurry luminescent panel 72 that reflective electricity slurry luminescent panel 52 that liquid crystal display module 50 among Fig. 3 is comprised and the liquid crystal display module 70 among Fig. 4 are comprised, only be that fluorescent layer 64 among Fig. 3 is on second substrate 56 under being located at, so need set up reflection horizon 62; And the fluorescent layer 84 among Fig. 4 is on first substrate 74 that is located at, so the reflection horizon among Fig. 3 62 can be omitted.Because the composition of all the other each items that the liquid crystal display module 70 among Fig. 4 is had and function all are equal to the liquid crystal display module 50 among Fig. 3, so do not give unnecessary details separately at this.
Existing liquid crystal display module 10 and 30 in Fig. 1 and Fig. 2, liquid crystal display module 50 of the present invention and 70 is respectively between display panels 51 and the reflective electricity slurry luminescent panel 52, and be provided with the heat- insulating room 67 and 87 that possesses excellent radiating efficiency between display panels 71 and the penetration electricity slurry luminescent panel 72, therefore be able to do not needing significantly to increase under the prerequisite of manufacturing cost, the heat that provides by the vacuum state of heat-insulating room 67 and 87 inside or the gas of filling out passes impedance, avoid electricity slurry luminescent panel 52 and 72 heat energy that when operation, produced to reach display panels 51 and 71, to guarantee the display quality of display panels 51 and 71.In addition, because the heat-insulating room 67 and the vacuum state of 87 inside or the gas of filling out all possess good light transmittance, so in the radiating efficiency that improves reflective electricity slurry luminescent panel 52 and penetration electricity slurry luminescent panel 72, can't reduce the display effect of liquid crystal display module 50 and 70.
The above is the preferred embodiments of the present invention only, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to the covering scope of patent of the present invention.
Claims (16)
1. liquid crystal display module, it comprises:
One display panels;
One electricity slurry luminescent panel is located at this display panels below, and this electricity slurry luminescent panel has:
One first substrate;
One second substrate;
A plurality of parallel electrodes are located at one first inside surface of this first substrate;
One dielectric layer is covered in the surface of these a plurality of electrodes;
One fluorescent layer is located at one second inside surface of this second substrate; And
One arc chamber is located between this first substrate and this second substrate; And
One heat-insulating room is located between this display panels and this electricity slurry luminescent panel.
2. liquid crystal display module as claimed in claim 1, wherein this first substrate and this second substrate are to be two glass substrates parallel to each other.
3. liquid crystal display module as claimed in claim 1, wherein this electrode is made of metal.
4. liquid crystal display module as claimed in claim 3, wherein this metal is aluminium or copper.
5. liquid crystal display module as claimed in claim 1 wherein is provided with a reflection horizon between this fluorescent layer and this second substrate in addition.
6. liquid crystal display module as claimed in claim 5, wherein this reflection horizon is the sintered body that is formed by aluminium oxide, titania and glass sintering for.
7. liquid crystal display module as claimed in claim 1, wherein this dielectric layer is made of silicon dioxide.
8. liquid crystal display module as claimed in claim 1 wherein is to have an inert gas in this arc chamber.
9. liquid crystal display module as claimed in claim 1, wherein this heat-insulating room has an outer wall.
10. liquid crystal display module as claimed in claim 9 wherein has at least one stilt in this heat-insulating room.
11. liquid crystal display module as claimed in claim 9 is to have air in this heat-insulating room wherein.
12. liquid crystal display module as claimed in claim 11, wherein this outer wall of this heat-insulating room is to utilize a viscose glue, a trip or a housing, and with this display panels and should electricity the slurry luminescent panel be connected.
13. liquid crystal display module as claimed in claim 9, wherein this heat-insulating room is to be a vacuum heat-insulation chamber.
14. liquid crystal display module as claimed in claim 13, wherein the outer wall of this heat-insulating room be utilize a viscose glue and with this display panels and should electricity the slurry luminescent panel be connected.
15. liquid crystal display module as claimed in claim 9 wherein is to have a nitrogen or an inert gas in this heat-insulating room.
16. liquid crystal display module as claimed in claim 15, wherein the outer wall of this heat-insulating room be utilize a viscose glue and with this display panels and should electricity the slurry luminescent panel be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03147451 CN1289954C (en) | 2003-07-10 | 2003-07-10 | LCD module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03147451 CN1289954C (en) | 2003-07-10 | 2003-07-10 | LCD module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1567058A CN1567058A (en) | 2005-01-19 |
| CN1289954C true CN1289954C (en) | 2006-12-13 |
Family
ID=34471948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03147451 Expired - Fee Related CN1289954C (en) | 2003-07-10 | 2003-07-10 | LCD module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1289954C (en) |
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2003
- 2003-07-10 CN CN 03147451 patent/CN1289954C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1567058A (en) | 2005-01-19 |
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Granted publication date: 20061213 Termination date: 20150710 |
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| EXPY | Termination of patent right or utility model |