CN202533700U - Show window with projection screen function - Google Patents
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- CN202533700U CN202533700U CN 201220202218 CN201220202218U CN202533700U CN 202533700 U CN202533700 U CN 202533700U CN 201220202218 CN201220202218 CN 201220202218 CN 201220202218 U CN201220202218 U CN 201220202218U CN 202533700 U CN202533700 U CN 202533700U
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Abstract
The utility model discloses a show window with a projection screen function. The show window comprises a smectic-state liquid crystal film, wherein one side or two sides of the smectic-state liquid crystal film is/are provided with a protective layer or protective layers, the smectic-state liquid crystal film comprises a mixing layer, two sides of the mixing layer are respectively provided with a first matrix layer and a second matrix layer, a first electroconductive electrode layer is arranged between the first matrix layer and the mixing layer and is divided into a plurality of first electroconductive units, a second electroconductive electrode layer is arranged between the second matrix layer and the mixing layer and is divided into a plurality of second electroconductive units, and each second electroconductive units and each first electroconductive units are arranged correspondingly, so that a plurality of display areas are formed in the show window. According to the show window disclosed by the utility model, on the basis of not influencing object exhibition in the show window, the information of an exhibited object can be subjected to projection display on any one or a plurality of display areas through the projection of the projector, so that a viewer can experience a grander and more shocking visual effect, and the exhibition capacity is enhanced.
Description
Technical field
The utility model relates to a kind of show window with projection screen function, refers to a kind of show window of realizing based on the smectic phase liquid crystal material with projection screen function especially.
Background technology
Show window is the very general platform that is used for displaying articles of a kind of application, generally, and article that placement need be showed in the show window or model etc., the interior or outer display device that is used to show the displaying articles relevant information that then is provided with of show window.But,, reality can find that the display frame of display device is generally all smaller in implementing, can't produce visual effect grand, shock to the beholder, and this display mode does not make full use of to show window spatially.
In the face of the problems referred to above; Can on show window, cover special-purpose projection screen; So just, can obtain the double effects of Window Display and Projection Display, still, this projection screen can't be realized best displaying and Projection Display effect to different displaying articles; And the making of projection screen is wasted time and energy, and this projection screen is difficult in the Projection Display that realizes any one or more zones on the show window.
Number of patent application is 201110353788.0, denomination of invention can solve the related subproblem of above-mentioned projection screen well for disclosed strain liquid crystal transparent projection screens in the Chinese invention patent application of " a kind of strain liquid crystal transparent projection screens "; This strain liquid crystal transparent projection screens projection imaging is clear; Its glassware is applicable to fixedly transparent projection screens such as market show window; Be used with minitype projection machine; Can make spectators can see projected image, can see displaying articles behind the scenes across screen is clear again.But; This strain liquid crystal transparent projection screens just has relative transparent effect when only looking at straight in the front; The side stravismus then presents nontransparent frosted finish effect; Watch the visual angle very little, can't freely change between its transparent effect and the frosted finish effect, and it can't realize the Projection Display in any one or more zones.
The utility model content
The purpose of the utility model is to provide a kind of show window with projection screen function, and this show window can be realized on any one or more viewing areas above that the Projection Display to displaying articles information on the basis that does not hinder article display in the show window.
To achieve these goals, the utility model has adopted following technical scheme:
A kind of show window with projection screen function; It is characterized in that: it comprises the smectic phase liquid crystal film; The one or both sides of this smectic phase liquid crystal film are provided with protective seam; Wherein: this smectic phase liquid crystal film comprises mixolimnion, and the both sides of this mixolimnion are respectively equipped with first base layer, second base layer, between this first base layer and this mixolimnion, is provided with first conductive electrode layer; This first conductive electrode layer is divided into a plurality of first conductive units; Between this second base layer and this mixolimnion, be provided with second conductive electrode layer, this second conductive electrode layer is divided into a plurality of second conductive units, each this second conductive unit respectively with the corresponding corresponding setting of this first conductive unit; Make said show window form a plurality of viewing areas, each this first conductive unit, each this second conductive unit respectively with the control device of outside on the corresponding port link to each other.
Said protective seam is clear plate glass or transparent camber glass or transparent acrylic board.
Said first base layer and said second base layer are clear plate glass or flexible PET transparent membrane.
When the area of said show window less than 0.5m
2And when said show window was the flat glass of edge rule, said first base layer and said second base layer were the clear plate glass of thickness between 0.4mm ~ 15mm; When the area of said show window greater than 0.5m
2Perhaps said show window be shaped as arc or edge when irregular, said first base layer and said second base layer are the flexible PET transparent membrane of thickness between 0.1mm ~ 2mm.
Said a plurality of first conductive units that constitute said first conductive electrode layer are regularly arranged with matrix form; Said a plurality of second conductive units that constitute said second conductive electrode layer are regularly arranged with matrix form, and each said first conductive unit and corresponding said second conductive unit are oppositely arranged.
Said first conductive unit is made up of M strip shaped electric poles that is arranged in parallel; And said second conductive unit is made up of the strip shaped electric poles that N is arranged in parallel, and the M of each said first a conductive unit strip shaped electric poles is perpendicular with N strip shaped electric poles of corresponding said second conductive unit and form the pixel array of a M * N.
Said first conductive electrode layer is divided into P said first conductive unit that is strip that is arranged in parallel; And said second conductive electrode layer is divided into said second conductive unit that is strip that Q is arranged in parallel, and the P of said first conductive electrode layer said first conductive unit is perpendicular and form the array of a P * Q with individual said second conductive unit of the Q of said second conductive electrode layer.
Said first conductive electrode layer and said second conductive electrode layer are processed by the ITO material.
The utility model has the advantages that:
The utility model show window through the projection of projector, can be realized on any one or more viewing areas above that the Projection Display to displaying articles information on the basis that does not hinder article display in the show window; Certainly; Also can on whole show window, carry out Projection Display, displaying contents comprises tableaux, dynamic video, has made full use of the information content that displaying articles is come in show window self space; Make the beholder can experience visual effect grander, shock, display intensity strengthens.
Description of drawings
Fig. 1 is that the structure of the utility model is formed synoptic diagram;
Fig. 2 is the composition synoptic diagram of the smectic phase liquid crystal film in the utility model;
Fig. 3 is the use synoptic diagram of the utility model;
Fig. 4 is the displaying principle synoptic diagram of the utility model.
Embodiment
As shown in Figure 1, the show window 10 that the utlity model has the projection screen function comprises smectic phase liquid crystal film 200, and the one or both sides of this smectic phase liquid crystal film 200 are provided with protective seam 100.Wherein, be the utility model show window 10 that both sides are equipped with protective seam 100 shown in Fig. 1.
Like Fig. 2; This smectic phase liquid crystal film 200 comprises mixolimnion 213; The both sides of this mixolimnion 213 are respectively equipped with first base layer 211, second base layer 212, between this first base layer 211 and this mixolimnion 213, are provided with first conductive electrode layer 214, and this first conductive electrode layer 214 is divided into a plurality of first conductive units; Between this second base layer 212 and this mixolimnion 213, be provided with second conductive electrode layer 215; This second conductive electrode layer 215 is divided into a plurality of second conductive units, each this second conductive unit respectively with the corresponding corresponding setting of this first conductive unit, generally; Each first conductive unit on first conductive electrode layer 214 respectively with second conductive electrode layer 215 on corresponding one second conductive unit constitute one group and show conductive unit; The use that cooperatively interacts, one group shows that conductive unit makes the utility model form a viewing area, thereby; The design of a plurality of first conductive units and a plurality of second conductive units can make the utility model show window 10 form a plurality of viewing areas, each this first conductive unit, each this second conductive unit respectively with the control device 700 of outside on the corresponding port link to each other.
Like Fig. 2, first base layer 211 and second base layer 212 can be clear plate glass or flexible PET (polyester) transparent membrane.When the area of the utility model show window 10 was the flat glass of edge rule less than 0.5m2 and the utility model show window 10, first base layer 211 and second base layer 212 can be designed to the clear plate glass of thickness between 0.4mm ~ 15mm.When the area of the utility model show window 10 greater than 0.5m2; Perhaps the utility model show window 10 be shaped as arc or edge when irregular, first base layer 211 and second base layer 212 can be designed to flexible PET (polyester) transparent membrane of thickness between 0.1mm ~ 2mm.
The thickness of this mixolimnion 213 is micron order, can be formed by smectic phase liquid crystal and additives mixed.This smectic phase liquid crystal can be in compound, four cyano four octyl group biphenyl or tetraacethyl ester in the last of the ten Heavenly stems four cyano biphenyl of band siloxy any or appoint several kinds mixing; Perhaps, this smectic phase liquid crystal can select that number of patent application is 201110451207.7, name is called any smectic phase liquid crystal material mentioned in the Chinese invention patent application of " high scattering states smectic liquid crystal material and display device thereof " for use.This additive can be the compound of band conductive characteristic, contains the compound of conductive ion like cetyltriethylammonium bromide etc.In the utility model, mixolimnion 213 is a known technology, here no longer it is detailed.
First conductive electrode layer 214 and second conductive electrode layer 215 are transparent, and it can be processed by ITO materials such as (tin indium oxides), and can use auxiliary metal electrode as required, like aluminium, copper, silver etc.
A plurality of first conductive units that constitute first conductive electrode layer 214 can be regularly arranged with matrix form; Likewise; A plurality of second conductive units that constitute second conductive electrode layer 215 can be regularly arranged with matrix form; Each first conductive unit and corresponding one second conductive unit are oppositely arranged, and make the utility model show window 10 form a plurality of viewing areas of respective numbers.As shown in Figure 3; First conductive electrode layer 214 in the show window 10 among the figure is divided into 4 * 4 first conductive units that are arranged in matrix form; And second conductive electrode layer 215 also is divided into 4 * 4 second conductive units that are arranged in matrix form, and in these 4 * 4 first conductive units each is all corresponding with corresponding one second conductive unit, so; Like Fig. 3, this show window has formed 4 * 4 viewing areas that are arranged in matrix form.
According to the working control needs; First conductive unit can be made up of M strip shaped electric poles that is arranged in parallel; And second conductive unit can be made up of the strip shaped electric poles that N is arranged in parallel, and the M of each first a conductive unit strip shaped electric poles is perpendicular with N strip shaped electric poles of corresponding one second conductive unit and form the pixel array of a M * N (M, N are positive integer).
In addition; In actual design; First conductive electrode layer 214 may be partitioned into P first conductive unit that is strip that is arranged in parallel; And second conductive electrode layer 215 may be partitioned into second conductive unit that is strip that Q is arranged in parallel, and the P of first conductive electrode layer 214 first conductive unit is perpendicular and form the array of a P * Q (P, Q are positive integer) with individual second conductive unit of the Q of second conductive electrode layer 215.For example, 4 * 4 viewing areas that are arranged in matrix form shown in Fig. 3 also can be perpendicular and form by 4 first conductive units that are strip that are arranged in parallel and 4 second conductive units that are strip that are arranged in parallel.
When actual design; The one or both sides that can be chosen in smectic phase liquid crystal film 200 are provided with protective seam 100; Protective seam 100 can be selected clear plate glass or transparent camber glass or transparent acrylic board for use, and this smectic phase liquid crystal film 200 can be bonding through bonding agent and protective seam 100, and bonding agent can be used EVA glue or PVB glue; Certainly, use the 3M OCA of company optical cement can reach excellent more optical effect.For example; When the thickness of smectic phase liquid crystal film 200 during less than 5mm; Protective seam 100 of decision design is as bonding to thickness with smectic phase liquid crystal film 200 on the protective seam of 1mm ~ 15mm through bonding agent, certainly; Also can design two protective seams 100, as smectic phase liquid crystal film 200 is bonded in two thickness in the middle of the protective seam of 1mm ~ 15mm through bonding agent.When protective seam 100 of design, consider the Projection Display effect, preferably smectic phase liquid crystal film 200 and projector 600 are placed homonymy.
During use; Can the utility model show window 10 and common show window be assembled into a cover display platform 400, like Fig. 3, display platform 400 is made up of the four sides show window; One side wherein for the utility model show window 10 other three be common show window, displaying articles 401 places among the display platform 400.Then, the utility model show window 10 and projector 600 and control device 700 are connected.For show window 10, supporting projector 600 can with displaying articles 401 homonymies or heteropleural, also can projector 600 be set simultaneously in the both sides of show window 10.
When showing; According to displaying articles 401 residing positions; Make with displaying articles 401 relative viewing areas to present the bright state of full impregnated, do not present vaporific astigmatic state and projection through projector 600 comes the information of displaying articles 401 is carried out Projection Display with displaying articles 401 some relative viewing area.
Like Fig. 3, the zone 22 (seeing figure bend part) that four viewing areas, the lower left corner constitute among the figure presents vaporific astigmatic state via the control of control device 700, and other viewing areas present the bright state of full impregnated via the control of control device 700.When zone 22 presented vaporific astigmatic state, control device 700 synchro control projector 600 made projector 600 that display frame is projected on the zone 22, show the information about displaying articles 401 through zone 22 to beholder 500.For the zone that presents vaporific astigmatic state 22; Because the smectic phase liquid crystal in it has the two-way dispersion effect to light; The light of scattering is that all directions all exist; Therefore, zone 22 is that double-sided display and visible angle are very wide, all can see content displayed on the zone 22 no matter be in the beholder 500 of which position.And for displaying articles 401; The beholder 500 who is in the utility model show window 10 fronts can see displaying articles 401 through being rendered as the viewing area of the bright state of full impregnated, and the beholder 500 who is in other positions sees through common show window and can see displaying articles 401.
The displaying principle of the utility model is:
For the viewing area that will present vaporific astigmatic state; Control through control device 700; On corresponding first conductive unit in this viewing area and second conductive unit, apply corresponding low-frequency high-voltage electric signal; For example; On this first conductive unit and second conductive unit, apply the positive and negative bidirectional pulse about 100v, 50Hz respectively, like this, (threshold voltage is for making the smectic phase liquid crystal molecule by driving the magnitude of voltage that arrangement form changes taken place to the voltage magnitude of the voltage waveform that the low-frequency high-voltage electric signal stack back that first conductive unit and second conductive unit apply on separately forms greater than threshold voltage magnitude; It is to confirm according to the composition of mixolimnion and thickness; Be generally more than the 5V), make that the smectic phase liquid crystal molecule in the corresponding mixolimnion part in this viewing area becomes out of order arrangement form, externally be rendered as vaporific astigmatic state.So the light 300 that projector 600 projects is just via injecting this mixolimnion part behind protective seam 100, first base layer 211, first conductive unit.In this mixolimnion part, like Fig. 4, because the anisotropy of smectic phase liquid crystal molecule; Light produces birefringence effect, thereby makes direction generation deviation, is seen as a kind of astigmatic effect on the macroscopic view; Therefore the direction of astigmatism, all can see the light that goes out from this mixolimnion part inscattering no matter be in the beholder 500 of which direction from all directions; Can see projector 600 from this viewing area to its image that projects, and the image double-sided display is respond well.
For the viewing area that will present the bright state of full impregnated; Control through control device 700; On corresponding first conductive unit in this viewing area and second conductive unit, apply corresponding high-frequency and high-voltage electric signal, for example, on this first conductive unit and second conductive unit, apply the positive and negative bidirectional pulse about 100v, 2000Hz respectively; Like this; The voltage magnitude of the voltage waveform that the high-frequency and high-voltage electric signal stack back that first conductive unit and second conductive unit apply on separately forms is greater than threshold voltage magnitude, makes that the smectic phase liquid crystal molecule in the corresponding mixolimnion part in this viewing area becomes regularly arranged form, and the long optical axis of smectic phase liquid crystal molecule is perpendicular to first conductive unit plane of second conductive unit in other words; The light of each smectic phase liquid crystal molecule of incident does not produce acute variation; See that from macroscopic view this viewing area is rendered as the bright state of full impregnated, beholder 500 can see through this viewing area and see displaying articles 401.
Because the viewing area can be controlled and between vaporific astigmatic state (light tight) and the bright state of full impregnated (printing opacity), carries out gradual conversion through the voltage signal that it is applied; Therefore; Can be according to the use needs; Realize the multiple bright degree of expressing strong that shows slinkingly through control light 300 forward scatterings and backward scattered allocation proportion, flexible is just being thrown the display effect with rear-projection.For different drive conditions, the forward scattering rate changes between 4% ~ 60%, and the back scattering rate changes between 30% ~ 88%.
When reality is used; All viewing areas on the utility model show window 10 all are in vaporific astigmatic state and projector 600 cuts out; When not carrying out image projection; Beholder 500 for being in the utility model show window 10 fronts just can't see displaying articles 401, and the show window 10 of this moment has been brought into play the effect of electronics curtain.
The utility model has the advantages that:
The utility model show window through the projection of projector, can be realized on any one or more viewing areas above that the Projection Display to displaying articles information on the basis that does not hinder article display in the show window; Certainly; Also can on whole show window, carry out Projection Display, displaying contents comprises tableaux, dynamic video, has made full use of the information content that displaying articles is come in show window self space; Make the beholder can experience visual effect grander, shock, display intensity strengthens.
Because used the smectic phase liquid crystal in the utility model show window, therefore, it utilizes the modulating action of smectic phase liquid crystal self-characteristic to light; Any one or more viewing areas above that can be switched between bright state of full impregnated and vaporific astigmatic state according to the demonstration demand, and switch speed is fast, and the maintenance of dimming state does not need continued power; It is low to consume energy, and the zone that presents vaporific astigmatic state can clearly demonstrate projector image projected above that, and; The utility model can be realized the double-sided display effect, and the beholder stands in the show window both sides all can clearly see project content, and the utility model visible angle is big; Contrast is high; Display effect is good, and is frivolous, and environmental protection is radiationless.
Because the utility model show window can zero power consumption remain on certain the translucent half frosted state between bright state of full impregnated and the vaporific astigmatic state, therefore, the utility model has the function of electronics curtain concurrently.
The above is preferred embodiment of the utility model and the know-why of being used thereof; For a person skilled in the art; Under the situation of spirit that does not deviate from the utility model and scope; Any based on conspicuous changes such as the equivalent transformation on the utility model technical scheme basis, simple replacements, all belong within the utility model protection domain.
Claims (8)
1. show window with projection screen function; It is characterized in that: it comprises the smectic phase liquid crystal film; The one or both sides of this smectic phase liquid crystal film are provided with protective seam; Wherein: this smectic phase liquid crystal film comprises mixolimnion, and the both sides of this mixolimnion are respectively equipped with first base layer, second base layer, between this first base layer and this mixolimnion, is provided with first conductive electrode layer; This first conductive electrode layer is divided into a plurality of first conductive units; Between this second base layer and this mixolimnion, be provided with second conductive electrode layer, this second conductive electrode layer is divided into a plurality of second conductive units, each this second conductive unit respectively with the corresponding corresponding setting of this first conductive unit; Make said show window form a plurality of viewing areas, each this first conductive unit, each this second conductive unit respectively with the control device of outside on the corresponding port link to each other.
2. the show window with projection screen function as claimed in claim 1 is characterized in that:
Said protective seam is clear plate glass or transparent camber glass or transparent acrylic board.
3. the show window with projection screen function as claimed in claim 1 is characterized in that:
Said first base layer and said second base layer are clear plate glass or flexible PET transparent membrane.
4. the show window with projection screen function as claimed in claim 3 is characterized in that:
When the area of said show window less than 0.5m
2And when said show window was the flat glass of edge rule, said first base layer and said second base layer were the clear plate glass of thickness between 0.4mm ~ 15mm;
When the area of said show window greater than 0.5m
2, perhaps said show window be shaped as arc or edge when irregular, said first base layer and said second base layer are the flexible PET transparent membrane of thickness between 0.1mm ~ 2mm.
5. the show window with projection screen function as claimed in claim 1 is characterized in that:
Said a plurality of first conductive units that constitute said first conductive electrode layer are regularly arranged with matrix form; Said a plurality of second conductive units that constitute said second conductive electrode layer are regularly arranged with matrix form, and each said first conductive unit and corresponding said second conductive unit are oppositely arranged.
6. like claim 1 or 5 described show windows, it is characterized in that with projection screen function:
Said first conductive unit is made up of M strip shaped electric poles that is arranged in parallel; And said second conductive unit is made up of the strip shaped electric poles that N is arranged in parallel, and the M of each said first a conductive unit strip shaped electric poles is perpendicular with N strip shaped electric poles of corresponding said second conductive unit and form the pixel array of a M * N.
7. the show window with projection screen function as claimed in claim 1 is characterized in that:
Said first conductive electrode layer is divided into P said first conductive unit that is strip that is arranged in parallel; And said second conductive electrode layer is divided into said second conductive unit that is strip that Q is arranged in parallel, and the P of said first conductive electrode layer said first conductive unit is perpendicular and form the array of a P * Q with individual said second conductive unit of the Q of said second conductive electrode layer.
8. the show window with projection screen function as claimed in claim 1 is characterized in that:
Said first conductive electrode layer and said second conductive electrode layer are processed by the ITO material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220202218 CN202533700U (en) | 2012-05-08 | 2012-05-08 | Show window with projection screen function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220202218 CN202533700U (en) | 2012-05-08 | 2012-05-08 | Show window with projection screen function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202533700U true CN202533700U (en) | 2012-11-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220202218 Expired - Lifetime CN202533700U (en) | 2012-05-08 | 2012-05-08 | Show window with projection screen function |
Country Status (1)
| Country | Link |
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| CN (1) | CN202533700U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842899A (en) * | 2016-05-10 | 2016-08-10 | 美的集团股份有限公司 | Display screen, screen visualization control system and method and household appliance |
| WO2017005150A1 (en) * | 2015-07-03 | 2017-01-12 | Chan Charn-Hang Cliff | Display apparatus |
| WO2018133274A1 (en) * | 2017-01-18 | 2018-07-26 | 广景视睿科技（深圳）有限公司 | Object projection display device |
| CN108784144A (en) * | 2018-07-27 | 2018-11-13 | 安吉博美家具有限公司 | Intelligent showing stand |
-
2012
- 2012-05-08 CN CN 201220202218 patent/CN202533700U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017005150A1 (en) * | 2015-07-03 | 2017-01-12 | Chan Charn-Hang Cliff | Display apparatus |
| CN108024643A (en) * | 2015-07-03 | 2018-05-11 | 陈灿亨 | Display device |
| CN105842899A (en) * | 2016-05-10 | 2016-08-10 | 美的集团股份有限公司 | Display screen, screen visualization control system and method and household appliance |
| WO2018133274A1 (en) * | 2017-01-18 | 2018-07-26 | 广景视睿科技（深圳）有限公司 | Object projection display device |
| CN108784144A (en) * | 2018-07-27 | 2018-11-13 | 安吉博美家具有限公司 | Intelligent showing stand |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121114 |