CN203551910U - Liquid crystal cell - Google Patents
Liquid crystal cell Download PDFInfo
- Publication number
- CN203551910U CN203551910U CN201320631294.9U CN201320631294U CN203551910U CN 203551910 U CN203551910 U CN 203551910U CN 201320631294 U CN201320631294 U CN 201320631294U CN 203551910 U CN203551910 U CN 203551910U
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- Prior art keywords
- liquid crystal
- heating resistor
- substrate
- crystal cell
- crystal layer
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 154
- 210000002858 crystal cell Anatomy 0.000 title claims abstract description 56
- 238000010438 heat treatment Methods 0.000 claims abstract description 119
- 239000000758 substrate Substances 0.000 claims description 56
- 238000004804 winding Methods 0.000 claims description 3
- 238000002425 crystallisation Methods 0.000 abstract description 7
- 230000008025 crystallization Effects 0.000 abstract description 7
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- VCBXDRSAMODZME-UHFFFAOYSA-N [Sn+2]=O.[In+3].[O-2].[In+3].[Sn+4].[O-2].[O-2].[O-2].[O-2].[O-2] Chemical compound [Sn+2]=O.[In+3].[O-2].[In+3].[Sn+4].[O-2].[O-2].[O-2].[O-2].[O-2] VCBXDRSAMODZME-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005265 energy consumption 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
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
Images
Abstract
The utility model discloses a liquid crystal cell. Because a heating resistor is built in the liquid crystal cell, when the liquid crystal cell is in a low-temperature state, the heating resistor can be electrified to dissipate heat to heat the liquid crystal cell, so that the liquid crystal cell can normally operate, consequently, the increase of liquid crystal viscosity or crystallization is prevented, and thereby the deflection angle of the long axis of the liquid crystal molecules of the liquid crystal cell is small and the deflection speed of the long axis of the liquid crystal molecules of the liquid crystal cell is decreased or the long axis of the liquid crystal molecules of the liquid crystal cell does not deflect.
Description
Technical field
The utility model relates to liquid crystal technology field, more particularly, relates to a kind of liquid crystal cell.
Background technology
Along with the development of lcd technology, the application of liquid crystal cell is more and more extensive, for example: liquid crystal lens, panel of LCD etc.
Be subject to the impact of liquid crystal characteristic, under different temperatures, can there is obvious variation in the performance parameter of liquid crystal.Especially at low temperatures, the response speed decline of the liquid crystal not even situation of response frequently occurs, and main cause is at low temperatures, and liquid crystal viscosity increases, even there is crystallization, thereby cause the major axis deflection angle of liquid crystal molecule to diminish, deflection speed is slack-off or situation about not deflecting.
For example adopt the zoom lens of liquid crystal lens, self does not have heating module liquid crystal lens, at low temperatures, because liquid crystal viscosity increases, cause that liquid crystal deflecting element angle diminishes, deflection speed is slack-off or do not deflect, finally causing zoom lens zoom rate to decline and even lose zoom function.
Utility model content
In view of this, the utility model provides a kind of liquid crystal cell, and himself can heat liquid crystal cell at low temperatures with heating resistor, avoids occurring that liquid crystal viscosity increases or occur the situation of crystallization.
For achieving the above object, the utility model provides following technical scheme:
A kind of liquid crystal cell, comprise the first substrate and the second substrate that are oppositely arranged, liquid crystal layer between first substrate and second substrate, be arranged at first electrode layer of described first substrate towards described liquid crystal layer one side surface, and being arranged at the second electrode lay of described second substrate towards described liquid crystal layer one side surface, described liquid crystal cell also comprises: for the heating resistor of the heat supply of switching on;
Wherein, described heating resistor be arranged at described first substrate towards the surface of described liquid crystal layer one side or described the first electrode layer towards the surface of described liquid crystal layer one side described second substrate towards the surface of described liquid crystal layer one side or described the second electrode lay towards the surface of described liquid crystal layer one side, and described heating resistor and described the first electrode layer and described the second electrode lay all insulate.
Preferably, described liquid crystal cell is liquid crystal lens or panel of LCD.
Preferably, described heating resistor is arranged at described first substrate and comprises towards the surface of described liquid crystal layer one side:
Described heating resistor is arranged between described first substrate and described the first electrode layer, or described heating resistor and described the first electrode layer are all arranged at the surface of described first substrate towards described liquid crystal layer one side.
Preferably, described heating resistor is arranged at described second substrate and comprises towards the surface of described liquid crystal layer one side:
Described heating resistor is arranged between described second substrate and described the second electrode lay, or described heating resistor and described the second electrode lay are all arranged at the surface of described first substrate towards described liquid crystal layer two sides.
Preferably, described heating resistor is ITO heating resistor, AZO heating resistor or Mo heating resistor.
Preferably, described heating resistor is a strip electrode cabling, and described electrode cabling is at least winding into the not closed curve of a circle on the whole at it.
Preferably, described heating resistor is block resistance or ring-shaped resistor.
Preferably, described heating resistor is shaped as rectangle, semicircle, circle, annular or side's annular.
Compared with prior art, technical scheme provided by the utility model has the following advantages:
Liquid crystal cell provided by the utility model, comprise heating resistor, when in low-temperature condition, by heating resistor is switched on, make heating resistor heat supply, thereby liquid crystal cell is heated, liquid crystal cell is normally worked, avoid occurring that liquid crystal viscosity increases or occurs crystallization, and make the long axis of liquid crystal molecule deflection angle of liquid crystal cell little, deflection speed is slack-off or situation about not deflecting.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of a kind of liquid crystal cell that Fig. 1 provides for the embodiment of the present application;
The difformity schematic diagram of the heating resistor that Fig. 2 a-2f provides for the embodiment of the present application.
Embodiment
As described in background, at low temperatures, liquid crystal viscosity increases, and even occurs crystallization, thereby causes the major axis deflection angle of liquid crystal molecule to diminish, deflection speed is slack-off or situation about not deflecting.For example adopt the zoom lens of liquid crystal lens, self does not have heating module liquid crystal lens, at low temperatures, because liquid crystal viscosity increases, cause that liquid crystal deflecting element angle diminishes, deflection speed is slack-off or do not deflect, finally causing zoom lens zoom rate to decline and even lose zoom function.
Existing to zoom lens at low temperatures zoom rate decline or lose the disposal route of zoom function, be generally additional heater element, by additional heater element, liquid crystal lens is heated, make liquid crystal lens working properly.But additional heater element can only conduct heat by liquid crystal lens transmission of heat by contact or air, and glass and the equal consumption of calorie of air, makes the efficiency of heating surface low, and inhomogeneous to the heating of liquid crystal lens, power consumption is large; And the method for additional well heater will inevitably increase the volume of device, be unfavorable for the miniaturization of device, increase production cost simultaneously.
Based on this, the utility model provides a kind of liquid crystal cell, the problems referred to above that exist to overcome prior art, comprise the first substrate and the second substrate that are oppositely arranged, liquid crystal layer between first substrate and second substrate, be arranged at first electrode layer of described first substrate towards described liquid crystal layer one side surface, and be arranged at the second electrode lay of described second substrate towards described liquid crystal layer one side surface, described liquid crystal cell also comprises: for the heating resistor of the heat supply of switching on;
Wherein, described heating resistor be arranged at described first substrate towards the surface of described liquid crystal layer one side or described the first electrode layer towards the surface of described liquid crystal layer one side described second substrate towards the surface of described liquid crystal layer one side or described the second electrode lay towards the surface of described liquid crystal layer one side, and described heating resistor and described the first electrode layer and described the second electrode lay all insulate.
The liquid crystal cell that the utility model provides, comprise heating resistor, when in low-temperature condition, by heating resistor is switched on, make heating resistor heat radiation, thereby liquid crystal cell is heated, liquid crystal cell is normally worked, avoid occurring that liquid crystal viscosity increases or occurs crystallization, and make the long axis of liquid crystal molecule deflection angle of liquid crystal cell little, deflection speed is slack-off or situation about not deflecting.
Be more than core concept of the present utility model, for above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing, embodiment of the present utility model be described in detail.
A lot of details have been set forth in the following description so that fully understand the utility model, but the utility model can also adopt other to be different from alternate manner described here and implement, those skilled in the art can do similar popularization without prejudice to the utility model intension in the situation that, and therefore the utility model is not subject to the restriction of following public specific embodiment.
Secondly, the utility model is described in detail in conjunction with schematic diagram, when the utility model embodiment is described in detail in detail; for ease of explanation; represent that the sectional view of device architecture can disobey general ratio and do local amplification, and described schematic diagram is example, it should not limit the scope of the utility model protection at this.In addition in actual fabrication, should comprise, the three-dimensional space of length, width and the degree of depth.
The present embodiment provides a kind of liquid crystal cell, and described liquid crystal cell is liquid crystal lens or panel of LCD.As shown in Figure 1, be a kind of liquid crystal cell structure schematic diagram that the present embodiment provides, comprise first substrate 1, second substrate 2, the first electrode layer 3, the second electrode lay 4, liquid crystal layer 5 and heating resistor 6, also comprise the first both alignment layers 7, the second both alignment layers 8 and tack coat 9.
First substrate 1 and second substrate 2 are generally glass substrate, both are oppositely arranged, between first substrate and second substrate, comprise liquid crystal layer 5, the first electrode layer 3 is arranged at first substrate 1 towards described liquid crystal layer 5 one side surfaces, the second electrode lay 4 is arranged at second substrate 2 towards described liquid crystal layer 5 one side surfaces, the first electrode layer 3 and the second electrode lay 4 are generally ITO(Indium tin oxide tin indium oxide) electrode layer, the first both alignment layers 7 is arranged at described the first electrode layer 3 towards described liquid crystal layer 5 one side surfaces, the second both alignment layers 8 is arranged at described the second electrode lay 4 towards described liquid crystal layer 5 one side surfaces, tack coat 9 is positioned at described liquid crystal layer 5 surroundings, by bonding to first substrate and second substrate, and liquid crystal layer is sealed.
Wherein, in order to guarantee that liquid crystal cell can normally work in low temperature environment, guarantee that in liquid crystal layer, liquid crystal viscosity is low, the liquid crystal cell that the present embodiment provides also comprises heating resistor, for the heat supply of switching on.Described heating resistor can be arranged at described first substrate towards the surface of described liquid crystal layer one side or described the first electrode layer towards the surface of described liquid crystal layer one side described second substrate towards the surface of described liquid crystal layer one side or described the second electrode lay towards the surface of described liquid crystal layer one side, and described heating resistor and described the first electrode layer and described the second electrode lay all insulate.
Concrete, heating resistor can be arranged between first substrate and the first electrode layer, and has insulation course between the first electrode layer and heating resistor; Or heating resistor and the first electrode layer be all arranged at the surface of described first substrate towards described liquid crystal layer one side, can be gapped to reach insulation effect between the first electrode layer and heating resistor; Or heating resistor is positioned at the surface of the first electrode layer towards liquid crystal layer one side, between the first electrode layer and heating resistor, there is insulation course.Heating resistor 6 shown in Fig. 1 is arranged at the first electrode layer 3 towards the surface of liquid crystal side 5 one sides, between the first electrode layer 3 and heating resistor 6, has insulation course 10, and the first electrode layer 3 is insulated with heating electrode 6.
Same, the position relationship of above-mentioned heating resistor is equally applicable to the position relationship between heating resistor and second substrate and the second electrode lay, be that heating resistor can be arranged between second substrate and the second electrode lay, and there is insulation course between the second electrode lay and heating resistor; Or heating resistor and the second electrode lay be all arranged at the surface of described second substrate towards described liquid crystal layer one side, can be gapped to reach insulation effect between the second electrode lay and heating resistor; Or heating resistor is positioned at the surface of the second electrode lay towards liquid crystal layer one side, between the second electrode lay and heating resistor, there is insulation course.Wherein, heating resistor and electrode layer can adopt same Power supply, also can adopt respectively independent Power supply, and power supply can carry out different designs according to different situations, does not limit.
The present embodiment adopts resistance heated principle, the heating resistor providing is ITO heating resistor, AZO(aluminum-doped zinc oxide, Al-Doped ZnO) heating resistor or Mo(Molybdenum, molybdenum) heating resistor, heating resistor can be transparent conductive material, can be also opaque conductive material, for example, on utilization and panel of LCD, heating resistor is electrically conducting transparent heating resistor; Apply on liquid crystal lens, can be electrically conducting transparent heating resistor equally, also can be opaque conductive heater resistance, only otherwise the clear aperature of blocking liquid crystal lens, liquid crystal lens adopts opaque conductive heater resistance in addition, can also play the effect of diaphragm, stop unnecessary parasitic light to enter clear aperature.
Heating resistor can be a strip electrode cabling, and described electrode cabling is at least winding into the not closed curve of a circle on the whole at it, and the two ends access power supply of electrode cabling, realizes the object that heating resistor dispels the heat.The length of electrode cabling and width have determined the resistance sizes of heating resistor, by the electrode cabling of design different length and width, can form the heating resistor of different capacity.Heating resistor can also be block resistance or ring-shaped resistor, and heating resistor is drawn to the port of two lead-in wires as access power supply, and the shape of concrete heating resistor can be rectangle, semicircle, circle, annular, side's annular etc.
As shown in Figure 2 a, be a kind of heating resistor pattern, heating resistor is ITO heating resistor, ITO heating resistor is the not closed circle that an ITO cabling forms.In order to make hot face wider, more even to liquid crystal layer heating, an ITO cabling can be coiled into multi-turn, as shown in Figure 2 b, for another kind of heating resistor pattern, be similarly ITO heating resistor, ITO heating resistor is the basic not closed curve for ring set shape that an ITO cabling forms, ITO cabling is coiled into multi-turn, has expanded hot face, more even to liquid crystal layer heating.It should be noted that, be simple diagram in Fig. 2 a and 2b, and the line thickness of heating resistor is not specifically drawn; The heating resistor that the present embodiment provides is in addition a part just, the present embodiment is not limited to above-mentioned structure, it can also be Else Rule or irregularly shaped, as shown in Fig. 2 c-2f, the schematic diagram of other shape of heating resistor providing for the present embodiment, is respectively rectangle heating resistor, square annular-heating resistance, circular heating resistor and annular heating resistor.The present embodiment does not do concrete restriction to the shape of heating resistor, only need meet the condition such as heating resistor position relationship and the big or small liquid crystal cell that whether is applicable to its place in the present embodiment.
When ITO heating resistor and electrode layer are arranged at the same side, and be all arranged at the surface of its place substrate, electrode layer be ITO electrode layer time, the making of electrode layer and ITO heating resistor can be used same masterplate, and electrode layer and ITO heating resistor once-forming, and electrode layer is avoided ITO heating resistor, and between ITO heating resistor, gap is set, make ITO heating resistor and electrode layer insulation, not only realized the heating function to liquid crystal layer, saved the cost of making ITO heating resistor masterplate simultaneously; The electrode layer that is arranged at its place substrate when ITO heating resistor, when liquid crystal layer one side surperficial, can arrange insulation course between ITO heating resistor and electrode layer, guarantees the normal work of electrode layer.
It should be noted that, the function and structure of liquid crystal lens and panel of LCD is all different, for example: liquid crystal lens is for optical imagery, and panel of LCD is for the demonstration of information; And the electrode layer of liquid crystal lens and the electrode layer of panel of LCD are distinguished to some extent, but both main cores are all liquid crystal layer, therefore the unified liquid crystal cell that is called, the utility model is all suitable for liquid crystal lens and panel of LCD, all realize and in box, design heating resistor, realize and under low temperature, guarantee that the liquid crystal layer in liquid crystal cell normally works
The liquid crystal cell that the present embodiment provides, when in low-temperature condition, by heating resistor is switched on, make heating resistor heat radiation, thereby liquid crystal cell is heated, liquid crystal cell is normally worked, avoid occurring the increase of liquid crystal viscosity or occur crystallization, and the long axis of liquid crystal molecule deflection angle that makes liquid crystal cell is little, deflection speed is slack-off or situation about not deflecting, expanded the suitable environment of liquid crystal cell.
Meanwhile, the liquid crystal cell that the present embodiment provides has been realized the built-in of heater circuit, and on the volume size of liquid crystal cell without impact, realized miniaturization and can guarantee that liquid crystal cell normally works at low temperatures.And the built-in heater circuit of liquid crystal cell, can more effectively to the liquid crystal layer of liquid crystal cell, heat, the efficiency of heating surface is high, to the homogeneous heating of liquid crystal layer, low in energy consumption.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a liquid crystal cell, comprise the first substrate and the second substrate that are oppositely arranged, liquid crystal layer between first substrate and second substrate, be arranged at first electrode layer of described first substrate towards described liquid crystal layer one side surface, and be arranged at the second electrode lay of described second substrate towards described liquid crystal layer one side surface, it is characterized in that, described liquid crystal cell also comprises: for the heating resistor of the heat supply of switching on;
Wherein, described heating resistor be arranged at described first substrate towards the surface of described liquid crystal layer one side or described the first electrode layer towards the surface of described liquid crystal layer one side described second substrate towards the surface of described liquid crystal layer one side or described the second electrode lay towards the surface of described liquid crystal layer one side, and described heating resistor and described the first electrode layer and described the second electrode lay all insulate.
2. liquid crystal cell according to claim 1, is characterized in that, described liquid crystal cell is liquid crystal lens or panel of LCD.
3. liquid crystal cell according to claim 1, is characterized in that, described heating resistor is arranged at described first substrate and comprises towards the surface of described liquid crystal layer one side:
Described heating resistor is arranged between described first substrate and described the first electrode layer, or described heating resistor and described the first electrode layer are all arranged at the surface of described first substrate towards described liquid crystal layer one side.
4. liquid crystal cell according to claim 1, is characterized in that, described heating resistor is arranged at described second substrate and comprises towards the surface of described liquid crystal layer one side:
Described heating resistor is arranged between described second substrate and described the second electrode lay, or described heating resistor and described the second electrode lay are all arranged at the surface of described first substrate towards described liquid crystal layer two sides.
5. liquid crystal cell according to claim 1, is characterized in that, described heating resistor is ITO heating resistor, AZO heating resistor or Mo heating resistor.
6. liquid crystal cell according to claim 5, is characterized in that, described heating resistor is a strip electrode cabling, and described electrode cabling is at least winding into the not closed curve of a circle on the whole at it.
7. liquid crystal cell according to claim 5, is characterized in that, described heating resistor is block resistance or ring-shaped resistor.
8. liquid crystal cell according to claim 7, is characterized in that, described heating resistor be shaped as rectangle, semicircle, circle, annular or side's annular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320631294.9U CN203551910U (en) | 2013-10-12 | 2013-10-12 | Liquid crystal cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320631294.9U CN203551910U (en) | 2013-10-12 | 2013-10-12 | Liquid crystal cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203551910U true CN203551910U (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320631294.9U Expired - Lifetime CN203551910U (en) | 2013-10-12 | 2013-10-12 | Liquid crystal cell |
Country Status (1)
| Country | Link |
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| CN (1) | CN203551910U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635367A (en) * | 2015-02-11 | 2015-05-20 | 昆山龙腾光电有限公司 | Display panel and display device with same |
| CN111781762A (en) * | 2020-08-04 | 2020-10-16 | 中航华东光电有限公司 | Method for uniformly heating round liquid crystal screen assembly at low temperature |
-
2013
- 2013-10-12 CN CN201320631294.9U patent/CN203551910U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635367A (en) * | 2015-02-11 | 2015-05-20 | 昆山龙腾光电有限公司 | Display panel and display device with same |
| CN104635367B (en) * | 2015-02-11 | 2018-05-25 | 昆山龙腾光电有限公司 | A kind of display panel and use its display device |
| CN111781762A (en) * | 2020-08-04 | 2020-10-16 | 中航华东光电有限公司 | Method for uniformly heating round liquid crystal screen assembly at low temperature |
| CN111781762B (en) * | 2020-08-04 | 2022-10-18 | 中航华东光电有限公司 | Method for uniformly heating circular liquid crystal screen assembly at low temperature |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140416 |
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| CX01 | Expiry of patent term |