CN114609833A - Light modulation device capable of being elastically cut - Google Patents
Light modulation device capable of being elastically cut Download PDFInfo
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- CN114609833A CN114609833A CN202011450217.4A CN202011450217A CN114609833A CN 114609833 A CN114609833 A CN 114609833A CN 202011450217 A CN202011450217 A CN 202011450217A CN 114609833 A CN114609833 A CN 114609833A
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- transparent substrate
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- dimming
- elastically
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1339—Gaskets; Spacers; Sealing of cells
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- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
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Abstract
The invention discloses a dimming device capable of being elastically cut, which comprises a first transparent substrate and a second transparent substrate, wherein the first transparent substrate and the second transparent substrate are parallel and are oppositely arranged, a sealing frame structure is clamped between the first transparent substrate and the second transparent substrate, the sealing frame structure, the first transparent substrate and the second transparent substrate surround to form a space, a dimming layer is filled in the space, and a preset cutting area is arranged on the sealing frame structure and used for elastically cutting the dimming device. The dimming device capable of being elastically cut has the advantages that the size of the device can be elastically cut through the frame glue coating design, the manufacturing process is simple, the process is easy to realize, various scenes needing to be used can be met, the compatibility is higher, meanwhile, the leakage of liquid materials cannot be caused, and the functions and the performances of the device are ensured to be complete.
Description
Technical Field
The invention relates to the technical field of light adjusting devices, in particular to a light adjusting device capable of being elastically cut.
Background
With the development of the technology of the light-adjusting device, the light-adjusting device is more and more widely applied to industries such as buildings, automobiles and the like. In the practical application of product, in the processing of building window frame door frame and construction installation process, there may be less size difference between the different products, in order to satisfy building installation demand, need carry out the fine setting of product appearance size according to the concrete size of window frame door frame in the in-service use. The requirement of samples with different sizes can increase the processing and production cost and efficiency, and a conventional dimming device, such as a liquid crystal bistable dimming device, has a liquid dimming layer inside, and can generate a series of problems such as material leakage and bubbles after being cut. At present, the elastic cutting can not be realized basically by adopting a liquid dimming device product, the problem that the dimming product needs a special shape in some corner positions or other special application scenes can not be solved by the existing problems, and the use and popularization of the dimming product are greatly limited.
Therefore, it is desirable to design a dimming device that can be cut flexibly to solve the above problems.
Disclosure of Invention
The present invention is directed to solve the above problems in the prior art, and an object of the present invention is to provide a light modulation device capable of being cut flexibly.
The invention adopts the following technical scheme:
the utility model provides a but light modulation device that elasticity was cut, includes first transparent substrate 101 and second transparent substrate 102, first transparent substrate 101 with second transparent substrate 102 is parallel to each other and relative setting, presss from both sides and establishes seal frame structure 301 between first transparent substrate 101 with second transparent substrate 102, seal frame structure 301 with first transparent substrate 101, second transparent substrate 102 surround and form a space, and layer 300 of adjusting luminance is filled in the space, be equipped with on the frame structure 301 and predetermine cutting area 3011 for the elasticity cuts light modulation device.
Preferably, the preset cutting areas 3011 are distributed on the side portions, four corner portions, the middle portion, or a combination thereof of the frame sealing structure 301.
Preferably, the preset cutting area 3011 is in the shape of a triangle, a quadrangle, a pentagon, a circle, a sector or other irregular structures.
Preferably, the width of the frame sealing structure 301 is 0.1-10 mm.
Preferably, a plurality of spacers 302 are further included in the frame sealing structure 301.
Preferably, the frame sealing structure 301 includes a sealing frame.
Preferably, at least one sealing frame is further arranged inside the sealing frame.
Preferably, the dimming layer 300 is a liquid dimming layer, a liquid crystal composition including cholesteric liquid crystal, a dye liquid crystal composition, or an SPD composition.
Preferably, a plurality of spacers 302 for defining the thickness of the dimming layer 300 are also included in the dimming layer 300.
Preferably, the display device further includes a first conductive layer 201 formed inside the first transparent substrate 101, and a second conductive layer 202 formed inside the second transparent substrate 102.
Preferably, the liquid crystal display further comprises a first alignment layer 401 formed inside the first conductive layer 201.
Preferably, a second alignment layer 402 formed inside the second conductive layer 202 is further included.
The dimming device capable of being elastically cut has the advantages that the size of the device can be elastically cut through the frame glue coating design, the manufacturing process is simple, the process is easy to realize, various scenes needing to be used can be met, the compatibility is higher, meanwhile, the leakage of liquid materials cannot be caused, and the functions and the performances of the device are ensured to be complete.
Drawings
The invention may be better understood by reference to the following description of embodiments of the invention taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of an elastically cuttable light modulation device according to a first embodiment of the present invention;
FIGS. 2 to 7 are schematic views of a sealing frame structure according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a flexible trimming light modulation device according to a second embodiment of the present invention;
fig. 9 is a schematic structural diagram of a flexible trimming light modulation device according to a third embodiment of the invention.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, it will be apparent to those skilled in the art that the present invention may be practiced without these specific details. The illustrated exemplary embodiments of the invention are provided for purposes of illustration only and are not intended to be limiting of the invention. Therefore, it is intended that the scope of the invention be limited not by this detailed description, but rather by the claims appended hereto.
The dimming device of the present invention will be described in detail with reference to the accompanying drawings.
As described in the prior art, the conventional dimming device, especially the dimming device with the liquid internal dimming layer, is difficult to realize the flexible size and can be cut, and the material leakage can be generated after the cutting, which results in the rejection of the dimming device.
In order to solve the above problems, the present invention provides an elastically cuttable light modulation device, as shown in fig. 1, the elastically cuttable light modulation device of the present invention includes a first transparent substrate 101 and a second transparent substrate 102, the first transparent substrate 101 and the second transparent substrate 102 are parallel and opposite to each other, a frame sealing structure 301 sandwiched between the first transparent substrate 101 and the second transparent substrate 102, the frame sealing structure 301, the first transparent substrate 101 and the second transparent substrate 102 surround to form a space, a light modulation layer 300 is filled in the space, and a preset cutting area 3011 is arranged on the frame sealing structure 301 for elastically cutting the light modulation device. The periphery of the preset cutting area 3011 is provided with an independent frame sealing structure, or at least part of the periphery of the preset cutting area 3011 is provided with a frame sealing structure 301. The preset cutting area 3011 is also filled with a dimming layer, which can also realize electric control dimming, and when the preset cutting area 3011 is cut completely or partially, normal operation of other areas of the dimming device is not affected.
According to the dimming device capable of being elastically cut, the preset cutting area 3011 is arranged on the sealing frame structure 301, size adjustment is achieved through position limitation, more application places are met, the size compatibility is higher, the later-stage edge sealing treatment is not needed after cutting, the process is simple to achieve, and reliability is high.
The first transparent substrate 101 and the second transparent substrate 102 of the present invention comprise rigid transparent glass or flexible transparent polymer material, such as PET, PEN, PC, PP, PMMA, PBT, PVC, PI, cellulose, etc., but are not limited thereto, and other materials with a light transmittance meeting the requirement can also be used.
The sealing frame structure 301 of the present invention is a sealing structure, and a common sealing structure can be divided into: solvent-based adhesives, water-based adhesives, hot-melt adhesives, reactive adhesives, and the like. Wherein. The solvent-based adhesive comprises polyacrylate, chloroprene rubber, SBS and the like; the water-based adhesive comprises PVAc and copolymer emulsion, VAE emulsion, polyacrylate emulsion and the like; the hot melt adhesive includes EVA resins, synthetic rubbers, etc.; the reactive adhesive comprises organic silica gel, acrylate glue, anaerobic glue, epoxy resin, polyurethane, composite glue and the like.
In a preferred embodiment of the present invention, the frame sealing structure 301 may be made of a reactive adhesive, including a thermosetting epoxy resin adhesive, a light-curing acrylate adhesive, a UV heating hybrid adhesive, and the like. More preferably, seal frame structure 301 and select for use UV heating mixed type to glue, the width scope sets up to 0.1 ~ 10mm, plays the effect of sealing material on the one hand, and on the other hand can realize bearing the effect of cutting position, and the sample still remains partial seal structure after the cutting, can not cause revealing of material, guarantees that the function is normal. In addition, a plurality of spacers 302 for auxiliary support may be added to the frame sealing structure.
In the embodiment of the present invention, the preset trimming areas 3011 may be distributed on the side portions, four corner portions, the middle portion, or a combination thereof of the frame sealing structure 301, and the positions thereof may be adjusted according to the size design. The shape of the preset cutting area 3011 may be a triangle, a quadrangle, a pentagon, a circle, a sector, or other irregular structure. The preset trimming area 3011 may be cut along the whole outside of the frame sealing structure 301, or may be cut at least partially, and the shape of the preset trimming area 3011, the specific line to be trimmed, and the like may be adjusted or changed according to actual situations, and will not be described again.
As shown in fig. 2, in a preferred embodiment of the present invention, the frame sealing structure 301 is provided with the preset cutting regions 3011, the preset cutting regions 3011 are distributed on the sides and four corners of the frame sealing structure 301, the cross-sectional shape is a quadrangle, and the light adjusting layer 300 is filled in the space inside the frame sealing structure 301. The width of sealing frame structure 301 is 0.1 ~ 10mm, and frame glue material is UV heating mixed type glue, plays the effect of sealed light modulation layer on the one hand, and on the other hand can realize bearing the effect of cutting the position, and the sample still remains partial seal structure after the cutting, can not cause revealing of light modulation layer material, guarantees that the function is normal.
As shown in fig. 3, in another preferred embodiment of the present invention, the preset cutting areas 3011 are distributed on the side portions and four corner portions of the frame sealing structure 301, the shape of the side portions is trapezoidal, and the shape of the four corner portions is triangular, so that the corners of the light modulation device can be regularly cut, and after cutting, a part of the sealing structure of the sample is still remained, leakage of the material of the light modulation layer is not caused, and the normal function is ensured.
In another preferred embodiment, the preset trimming areas 3011 are distributed at four corners of the frame sealing structure 301, and are triangular as shown in fig. 4, arc as shown in fig. 5, or square as shown in fig. 6. The position and the shape of the device can be adjusted according to the size design. The dimming layer 300 is filled in the space inside the frame sealing structure 301. The width of the frame sealing structure 301 is 0.1-10 mm, the frame adhesive material is UV heating mixed adhesive, on one hand, the effect of sealing the dimming layer is achieved, on the other hand, the effect of bearing the cutting position can be achieved, a part of sealing structure is still reserved for the sample after cutting, leakage of the dimming layer material cannot be caused, and the function is guaranteed to be normal.
In a preferred embodiment of the present invention, as shown in fig. 7, the frame sealing structure 301 further includes at least one sealing frame disposed inside the sealing frame, so as to divide the dimming layer 300 into several spaces to meet the cutting requirements of multiple sizes and multiple specifications. For example, 1 sealing frame is arranged in the sealing frame to form a frame sealing structure in a shape like a Chinese character 'ri', and the dimming layer 300 is filled in the space in the frame sealing structure; or 2 sealing frames are arranged in the sealing frame to form a field-shaped or eye-shaped frame sealing structure and the like, and the specific structural shape can be determined according to the use specification.
In the above embodiment, the preset trimming area 3011 may be distributed on the middle frame part in addition to the side part and the four corner part of the sealed frame, and the shape of the preset trimming area 3011 may be a circle, a triangle, a quadrangle, a polygon, or the like, so as to implement the internal trimming and hollowing structure, which is not described herein again.
The light control layer 300 of the present invention is a liquid light control layer, and includes a liquid component material 303 such as a cholesteric liquid crystal composition, a dye liquid crystal composition, or an SPD composition, and spacers 302 uniformly dispersed inside the first transparent substrate 101 and the second transparent substrate 102. Wherein the spacers 302 are located between the first transparent substrate 101 and the second transparent substrate 102 for defining the thickness of the dimming layer 300, the spacers 302 may be distributed anywhere between the first transparent substrate 101 and the second transparent substrate 102, including within the frame sealing structure 301. The material of the spacer 302 includes resin, glass fiber, and inorganic materials such as polystyrene, silica, and the like. The spacers 302 may be spherical, rod-like, or otherwise shaped. The spacer 302 is sized according to the thickness of the dimming layer. In the present invention, the spacer 302 may also be replaced by other structures, and is not described in detail.
The first embodiment:
fig. 1 is a schematic structural diagram of a dimming device according to a first embodiment of the present invention, including a first transparent substrate 101 and a second transparent substrate 102, where the first transparent substrate 101 and the second transparent substrate 102 are parallel and opposite to each other; a first conductive layer 201 formed inside the first transparent substrate 101; a second conductive layer 202 formed on the inner side of the second transparent substrate 102; a dimming layer 300 disposed between the first transparent substrate 101 and the second transparent substrate 102; a frame sealing structure 301 disposed between the first transparent substrate 101 and the second transparent substrate 102 for sealing the light modulation layer 300.
In this embodiment, the first transparent substrate 101 and the second transparent substrate 102 are selected from one or more transparent polymer materials such as glass, PET, PEN, PC, PP, PMMA, PBT, PVC, PI, and cellulose, and the first transparent substrate 101 and the second transparent substrate 102 are used for supporting the respective film layers thereon and forming a flat external protection structure of the liquid crystal dimmer.
In this embodiment, the first conductive layer 201 and the second conductive layer 202 are both disposed in a whole layer, and the first conductive layer 201 and the second conductive layer 202 are preferably made of ITO, but not limited thereto, the first conductive layer 201 and the second conductive layer 202 may also be made of a carbon-based conductive film, a metal nanowire conductive film, a metal oxide film, and the like, wherein the carbon-based conductive film mainly includes two types of graphene oxide and carbon nanotubes, the metal nanowire conductive film commonly includes silver nanowires, copper nanowires, and the like, and the metal oxide film includes a mixture of indium tin oxide, indium oxide, tin oxide, zinc oxide, and other metal oxides.
In this embodiment, the light adjusting layer 300 includes a liquid component material 303 such as a cholesteric liquid crystal composition, a dye liquid crystal composition, or an SPD composition, and spacers 302 uniformly dispersed inside the first transparent substrate 101 and the second transparent substrate 102. Wherein the spacers 302 are located between the first transparent substrate 101 and the second transparent substrate 102 for defining the thickness of the dimming layer 300, the spacers 302 can be distributed anywhere between the first transparent substrate 101 and the second transparent substrate 102, including within the frame sealing structure. The material of the spacer 302 includes resin, glass fiber, and inorganic materials such as polystyrene, silica, and the like. The spacers 302 may be spherical, rod-like, or otherwise shaped. The spacer 302 is sized according to the thickness of the dimming layer. In this embodiment, the spacer 302 may also be replaced by other structures, which are not described again.
In this embodiment, the frame sealing structure 301 is provided with the preset cutting areas 3011, and the preset cutting areas 3011 are distributed on the side portions, four corner portions, the middle portion, or a combination thereof of the frame sealing structure 301, and the positions thereof can be adjusted according to the design. The shape of the preset cutting area 3011 may be a triangle, a quadrangle, a pentagon, a circle, a sector, or other irregular structure. The material of the light modulation layer 300 is filled in the space inside the frame sealing structure 301. The width of sealing frame structure 301 is 0.1 ~ 10mm, and frame glue material is glued for UV heating mixed type, plays the effect of sealing material on the one hand, and on the other hand can realize bearing the effect of cutting the position, and the sample still remains partial seal structure after the cutting, can not cause revealing of material, guarantees that the function is normal. The shape of the frame sealing structure 301 may be any one of fig. 2 to 7, but is not limited to the above structure.
Second embodiment:
fig. 8 is a schematic structural diagram of a light modulation device according to a second embodiment of the present invention, different from the first embodiment, in the present embodiment, the first alignment layer 401 is formed on either one side of the first conductive layer 201 or the second conductive layer 202, and the step of forming the first alignment layer 401 includes: obtaining an orientation agent solvent with a certain concentration, coating the orientation agent solution on the surface of the first transparent substrate 101, curing to form an alignment layer, and finally orienting the cured alignment layer. The orientation agent is generally an organic polymer material, such as PVB, siloxane, polyimide material, etc. The coating method includes spin coating, dipping, screen printing, spraying and slit coating. The types of the first alignment layer 401 include a substantially planar alignment type and a substantially vertical alignment type. The orientation mode includes rubbing orientation, photo-control orientation, inclined evaporation method orientation, LB film method orientation, etc., and will not be described in detail.
The third embodiment:
fig. 9 is a schematic diagram of a dimming device according to a third embodiment of the present invention, different from the second embodiment, in this embodiment, a first alignment layer 401 and a second alignment layer 402 are formed inside a first conductive layer 201 and a second conductive layer 202, respectively, and the steps of forming the first alignment layer 401 and the second alignment layer 402 include: obtaining an orientation agent solvent with a certain concentration, coating the orientation agent solution on the surface of the first transparent substrate 101, curing to form an alignment layer, and finally orienting the cured alignment layer. The orientation agent is generally an organic polymer material, such as PVB, siloxane, polyimide material, etc. The coating method includes spin coating, dipping, screen printing, spraying and slit coating. The types of the first alignment layer 401 and the second alignment layer 402 include a substantially planar alignment type and a substantially homeotropic alignment type. The orientation mode includes rubbing orientation, photo-control orientation, inclined evaporation method orientation, LB film method orientation, etc., and will not be described in detail.
According to the dimming device capable of being elastically cut, the width range of the frame glue is set to be 0.1-10 mm, the preset cutting area 3011 is arranged on the frame sealing structure 301, size adjustment is achieved through position limitation, more application places are met, the size compatibility is higher, the later-stage edge sealing treatment is not needed after cutting, the process is simple to achieve, and the reliability is high.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive step, and these embodiments will fall within the scope of the present invention.
Claims (10)
1. The dimming device capable of being elastically cut comprises a first transparent substrate (101) and a second transparent substrate (102), wherein the first transparent substrate (101) and the second transparent substrate (102) are parallel to each other and are oppositely arranged, a frame sealing structure (301) is clamped between the first transparent substrate (101) and the second transparent substrate (102), the frame sealing structure (301), the first transparent substrate (101) and the second transparent substrate (102) surround to form a space, and a dimming layer (300) is filled in the space.
2. An elastically cuttable dimmer device as claimed in claim 1, wherein the preset cutting zones (3011) are distributed at the sides, four corners, the middle portion, or a combination thereof of the bezel structure (301).
3. An elastically cuttable dimmer device as claimed in claim 1, wherein the shape of the preset cutting area (3011) is triangular, quadrangular, pentagonal, circular, fan-shaped or other irregular structure.
4. The dimming device capable of elastic cutting according to claim 1, wherein the width of the frame sealing structure (301) is 0.1-10 mm.
5. A resiliently trimmable dimming device as claimed in claim 1, further comprising a plurality of spacers (302) within the frame enclosing structure (301).
6. A resiliently trimmable dimmer device as claimed in claim 1, wherein the bezel structure (301) comprises a sealed bezel, preferably having at least one sealed frame disposed therein.
7. An elastically cuttable dimmer device according to claim 1, wherein the dimmer layer (300) is a liquid dimmer layer comprising a liquid crystal composition of cholesteric liquid crystal, a dye liquid crystal composition, or an SPD composition.
8. An elastically cuttable dimming device according to claim 7, further comprising a plurality of spacers (302) within the dimming layer (300) for defining the thickness of the dimming layer (300).
9. The elastically cuttable dimming device according to claim 1, further comprising a first conductive layer (201) formed inside the first transparent substrate (101), and a second conductive layer (202) formed inside the second transparent substrate (102).
10. A flexible trimming dimmer device according to claim 9, further comprising a first alignment layer (401) formed inside the first conductive layer (201), preferably further comprising a second alignment layer (402) formed inside the second conductive layer (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011450217.4A CN114609833A (en) | 2020-12-09 | 2020-12-09 | Light modulation device capable of being elastically cut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011450217.4A CN114609833A (en) | 2020-12-09 | 2020-12-09 | Light modulation device capable of being elastically cut |
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| Publication Number | Publication Date |
|---|---|
| CN114609833A true CN114609833A (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011450217.4A Pending CN114609833A (en) | 2020-12-09 | 2020-12-09 | Light modulation device capable of being elastically cut |
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| CN (1) | CN114609833A (en) |
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- 2020-12-09 CN CN202011450217.4A patent/CN114609833A/en active Pending
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