CN205594254U - Arc liquid crystal black board - Google Patents
Arc liquid crystal black board Download PDFInfo
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- CN205594254U CN205594254U CN201620218983.0U CN201620218983U CN205594254U CN 205594254 U CN205594254 U CN 205594254U CN 201620218983 U CN201620218983 U CN 201620218983U CN 205594254 U CN205594254 U CN 205594254U
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- liquid crystal
- cholesteric liquid
- crystal phase
- arc
- blackboard
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Abstract
The utility model discloses an arc liquid crystal black board, arc liquid crystal black board includes the basement and locates flexible screen in the basement, outwards protrusion extension formation arc is surperficial in the positive both sides of basement, the front of flexible screen and the basement fixed connection that laminates forms the arc display surface. The utility model provides the high display effect of picture.
Description
Technical field
This utility model relates to electronic technology field, particularly relates to a kind of arc liquid crystal blackboard.
Background technology
It is known that liquid crystal handwriting pad or blackboard are applied in the middle of classroom, owing to needs arrange larger area,
And the surface of whole liquid crystal blackboard is planar structure, so that liquid crystal blackboard both sides are reflective more serious, lead
Cause overall picture display effect poor.
Foregoing is only used for auxiliary and understands the technical solution of the utility model, does not represent and recognizes foregoing
It it is prior art.
Utility model content
Main purpose of the present utility model is to provide a kind of arc liquid crystal blackboard, it is intended to improve the display of picture
Effect.
To achieve these goals, this utility model provides a kind of arc liquid crystal blackboard, described arc liquid crystal
Blackboard includes substrate and is located at described suprabasil flexible screen, and the both sides in the front of described substrate are outwardly prolongs
Stretch formation curved surfaces；Described flexible screen is fitted fixing connection with the front of substrate, forms arc display surface.
Preferably, described arc liquid crystal blackboard also includes being located at described suprabasil radio receiver and control
Device；Described radio receiver electrically connects with the input of described controller, the outfan of described controller with
Described flexible screen electrically connects, and the control instruction that described controller receives according to described radio receiver controls
The "on" position of described flexible screen.
Preferably, described radio receiver includes infrared receiving circuit, Bluetooth circuit or NFC circuit.
Preferably, the side of described substrate caves inward formation for the storage tank housing lettering pen.
Preferably, described flexible screen includes the first base layer, the first conductive layer, mixed layer, the second conductive layer
With the second base layer, wherein said mixed layer includes the mixture of cholesteric liquid crystal phase and macromolecular structure, with
And for controlling the chiral dope of cholesteric liquid crystal phase pitch, described cholesteric liquid crystal phase has and shows because of scattering
The second stable state of color is write in first stable state of black or liquid crystal blackboard background color and reflection；When described gallbladder
When sterin phase liquid crystal is the first stable state, the visible ray being incident to described cholesteric liquid crystal phase is transmissive state and shows
Show black or liquid crystal blackboard background color；After described cholesteric liquid crystal phase is because of action of writing local compression,
Allowing after liquid crystal molecule flowing when being in the second stable state, be incident to described cholesteric liquid crystal phase can in color
See that light reflection state shows person's handwriting, and described visible ray passes sequentially through described first base layer, the first conduction
Layer, cholesteric liquid crystal phase and the second conductive layer are incident on the second base layer.
Preferably, described first conductive layer includes some the first transparency conductive electrodes be arrangeding in parallel, adjacent two
Between first transparency electrode, there is gap；Described second conductive layer include some be arranged in parallel second transparent lead
Electricity electrode, has gap between adjacent two second transparency electrodes；Described first conductive electrode and the second conduction electricity
Pole is mutually perpendicular to.
Preferably, described flexible screen is capacitance plate, touch screens or infrared screen.
Preferably, described first base layer and the second base layer are PET film.
Preferably, described substrate is provided with ink layer towards the one side of described flexible screen.
Preferably, described flexible screen includes the first base layer, the first conductive layer, mixed layer, the second conductive layer
With the second base layer, wherein said mixed layer includes the mixture of cholesteric liquid crystal phase and macromolecular structure, with
And for controlling the chiral dope of cholesteric liquid crystal phase pitch, described cholesteric liquid crystal phase has scatter visible light
First stable state and the second transparent stable state；When described cholesteric liquid crystal phase is the first stable state, it is incident to described
The white scattering state of visible ray of cholesteric liquid crystal phase；When described cholesteric liquid crystal phase pressurized, to be in second steady
During state, the visible ray being incident to described cholesteric liquid crystal phase is transmissive state, and described visible ray passes sequentially through
Described first base layer, the first conductive layer, cholesteric liquid crystal phase and the second conductive layer are incident to the second base layer
On.
This utility model is owing to arranging arcwall face by the both sides of liquid crystal blackboard, such that it is able to effectively prevent two ends
User cannot see, due to reflection action, the writing that liquid crystal blackboard two ends are write clearly；Therefore this utility model embodiment
The arc liquid crystal blackboard provided improves the display effect of picture, it is simple to be positioned at the use of arc liquid crystal blackboard both sides
Family light is seen.
Accompanying drawing explanation
Fig. 1 is this utility model liquid crystal blackboard one example structure schematic diagram；
Fig. 2 is the structural representation of flexible screen in this utility model liquid crystal blackboard one embodiment.
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, do referring to the drawings into one
Step explanation.
Detailed description of the invention
Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit
Determine this utility model.
With reference to Fig. 1, this utility model provides a kind of arc liquid crystal blackboard, and described arc liquid crystal blackboard includes substrate
10 and the flexible screen 20 be located in described substrate 10, the both sides in the front 20 of described substrate 10 are outwardly
Extend and form curved surfaces；Described flexible screen 20 is fitted fixing connection with the front of substrate 10, forms arc
Display surface.
The arc liquid crystal blackboard that this utility model provides is mainly used in teaching in classroom or meeting room, is used for
Write for user.Specifically, the middle part of this substrate 10 is planar structure, the outwardly extension in both sides,
It is connected with each other with the plane at middle part, and forms arcuate structure.Owing to the both sides of liquid crystal blackboard are arranged arcwall face,
Such that it is able to effectively prevent the user at two ends from cannot see, due to reflection action, the word that liquid crystal blackboard two ends are write clearly
Mark；Therefore the arc liquid crystal blackboard that this utility model embodiment provides improves the display effect of picture, it is simple to
The user being positioned at arc liquid crystal blackboard both sides solely sees.
Further, based on above-described embodiment, in the present embodiment, above-mentioned arc liquid crystal blackboard also includes being located at
Radio receiver in described substrate 10 and controller；Described radio receiver is defeated with described controller
Enter end electrical connection, the outfan of described controller electrically connects with described flexible screen 20, and described controller according to
The control instruction that described radio receiver receives controls the "on" position of described flexible screen 20.
In the present embodiment, the structure of above-mentioned radio receiver can be configured according to actual needs, such as
In this embodiment, it is preferred that, this radio receiver includes infrared receiving circuit, Bluetooth circuit or NFC
Circuit.
Specifically, above-mentioned radio receiver can be arranged on the surrounding of substrate 10, it is preferable that above-mentioned substrate
10 hang on body of wall, and this radio receiver is positioned at the middle part of the lower side of this substrate 10.Due to by wireless
Receive the middle part that device is arranged on the lower side of substrate 10, generally within the middle part of body of wall, user-friendly.
Such as when user arc liquid crystal blackboard write notes fuller, need erasing pen to clock, can pass through remote controller,
Smart mobile phone or NFC device send preset instruction to radio receiver；Work as radio receiver
Receive this preset instruction, it will this preset instruction is exported to controller, and controller will be pre-according to this
The instruction put controls flexible screen 20 and is energized power-off again after a period of time, thus wipes the book on arc liquid crystal blackboard
Write notes.The present embodiment arranges radio receiver, such that it is able to realize wireless on the substrate 10 owing to using
Instruction input, therefore improves the motility of operation, simultaneously relative to using mechanical key to realize instruction input
(owing to frame for movement exists abrasion), can effectively extend the service life of arc liquid crystal blackboard.
During it is understood that generally user writes on above-mentioned arc liquid crystal blackboard, need to use special
Pen, to prevent arc liquid crystal blackboard from damaging.In the present embodiment, the side of above-mentioned substrate 10 caves inward formation
For housing the storage tank of lettering pen.After user writing is complete, directly lettering pen can be tucked into this appearance
Put in groove, facilitate user to use next time, it is to avoid lettering pen prevents everywhere, it is difficult to find.
Specifically, as in figure 2 it is shown, above-mentioned flexible screen 20 include first base layer the 21, first conductive layer 22,
Mixed layer the 23, second conductive layer 24 and the second base layer 25, wherein said mixed layer 23 includes cholesterol phase
Liquid crystal and the mixture of macromolecular structure, and for controlling the chiral dope of cholesteric liquid crystal phase pitch, described
Cholesteric liquid crystal phase has the first stable state and the reflection showing black or liquid crystal blackboard background color because of scattering
Write the second stable state of color；When described cholesteric liquid crystal phase is the first stable state, it is incident to described cholesterol
The visible ray of phase liquid crystal is transmissive state and shows black or liquid crystal blackboard background color；When described cholesterol
After phase liquid crystal is because of action of writing local compression, when being in the second stable state after allowing liquid crystal molecule flow, incident
Showing person's handwriting to described cholesteric liquid crystal phase in color visible reflective condition, and described visible ray is successively
Incident by described first base layer the 21, first conductive layer 22, cholesteric liquid crystal phase and the second conductive layer 24
To the second base layer 25.
In the present embodiment, above-mentioned cholesteric liquid crystal phase has bistable state, in the first conductive layer 22 and the second conduction
After layer 24 energising, cholesteric liquid crystal phase will present the first stable state；After the first base layer 21 pressurized so that
The just cholesteric liquid crystal phase to pressurized position presents the second stable state.Above-mentioned chiral dope is specifically for adjusting cholesterol
The rotation pitch of phase liquid crystal, thus control the wavelength of cholesteric liquid crystal phase reflecting light, thus change flexible screen
The color of display.Such as, when the first conductive layer 22 and the second conductive layer 24 power-on voltage reach preset value,
The first stable state will be presented, it is seen that light is led by the first base layer 21 and first when cholesteric liquid crystal phase is under pressure
It is transmissive state that electric layer 22 incides cholesteric liquid crystal phase, now shows the color of substrate 10.Cholesterol phase
The second stable state will be presented, the rotary shaft deviation of each liquid crystal molecule in cholesteric liquid crystal phase when liquid crystal is under pressure
Vertical direction is parallel to substrate arrangement, so that visible ray is by the first base layer 21 and the first conductive layer 22
Incide cholesteric liquid crystal phase in green reflective condition.Now user watches the first white shape of base layer 21
State, the most above-mentioned flexible screen could be arranged to green, thus reaches the effect of the green word of black matrix.Handwriting is it
His color also can, only need to change the content of percentage ratio chiral dope.Further, based on above-described embodiment, this
In embodiment, above-mentioned flexible screen is capacitance plate, touch screens or infrared screen；If above-mentioned first conductive layer 22 includes
Dry the first transparency conductive electrode be arrangeding in parallel, has gap between adjacent two first transparency electrodes；Described
Two conductive layers 24 include some the second transparency conductive electrodes be arrangeding in parallel, between adjacent two second transparency electrodes
There is gap；Described first conductive electrode and the second conductive electrode are mutually perpendicular to.
By the first transparency electrode and the second transparency electrode are vertically arranged in the present embodiment, when passing through lettering pen
Or the one conduct before staff is write in flexible screen, in the first transparency electrode and the second transparency electrode
Drive electrode (emission electrode), another one is as receiving electrode；So that the first transparency electrode and second saturating
Consistent electric field is formed between prescribed electrode.When being write in flexible screen by lettering pen or staff, due to
The position clicked on makes the electric field formed between the first transparency electrode and the second transparency electrode produce change, thus
Judge the coordinate figure of current click location.
It should be noted that, above-mentioned first base layer 21 and the second base layer 25 structure can be according to actual needs
It is configured, in the present embodiment, preferably PET film.
Further, based on above-described embodiment, in the present embodiment, above-mentioned substrate 10 is towards described flexible screen 20
One side be provided with ink layer.When the state that all of flexible screen 20 the most directly powers on, in flexible user writes on the screen
Time, font will present the color of ink layer.
When may be appreciated, in other embodiments, this flexible screen can also use other structures, the most soft
Property screen includes the first base layer, the first conductive layer, mixed layer, the second conductive layer and the second base layer, wherein
Described mixed layer includes the mixture of cholesteric liquid crystal phase and macromolecular structure, and is used for controlling cholesterol phase
The chiral dope of liquid crystal pitch, described cholesteric liquid crystal phase has first stable state and transparent of scatter visible light
Two stable states；When described cholesteric liquid crystal phase is the first stable state, it is incident to the visible of described cholesteric liquid crystal phase
The white scattering state of light；When described cholesteric liquid crystal phase pressurized is in the second stable state, it is incident to described gallbladder
The visible ray of sterin phase liquid crystal is transmissive state, and described visible ray pass sequentially through described first base layer,
One conductive layer, cholesteric liquid crystal phase and the second conductive layer are incident on the second base layer.
These are only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model,
Every equivalent structure utilizing this utility model description and accompanying drawing content to be made or equivalence flow process conversion, or directly
Connect or be indirectly used in other relevant technical fields, be the most in like manner included in patent protection model of the present utility model
In enclosing.
Claims (10)
1. an arc liquid crystal blackboard, it is characterised in that described arc liquid crystal blackboard includes substrate and is located at institute
Stating suprabasil flexible screen, the outwardly extension in the both sides in the front of described substrate forms curved surfaces；Described
Flexible screen is fitted fixing connection with the front of substrate, forms arc display surface.
2. arc liquid crystal blackboard as claimed in claim 1, it is characterised in that described arc liquid crystal blackboard also wraps
Include and be located at described suprabasil radio receiver and controller；Described radio receiver and described controller
Input electrical connection, the outfan of described controller electrically connects with described flexible screen, and described controller root
The control instruction received according to described radio receiver controls the "on" position of described flexible screen.
3. arc liquid crystal blackboard as claimed in claim 2, it is characterised in that described radio receiver bag
Include infrared receiving circuit, Bluetooth circuit or NFC circuit.
4. arc liquid crystal blackboard as claimed in claim 1, it is characterised in that the side of described substrate is inside
Depression forms the storage tank for housing lettering pen.
5. arc liquid crystal blackboard as claimed in claim 1, it is characterised in that described flexible screen includes first
Base layer, the first conductive layer, mixed layer, the second conductive layer and the second base layer, wherein said mixed layer bag
Include the mixture of cholesteric liquid crystal phase and macromolecular structure, and for controlling the rotation of cholesteric liquid crystal phase pitch
Photo etching, described cholesteric liquid crystal phase has and shows black or the first of liquid crystal blackboard background color because of scattering
The second stable state of color is write in stable state and reflection；When described cholesteric liquid crystal phase is the first stable state, it is incident to
The visible ray of described cholesteric liquid crystal phase is transmissive state and shows black or liquid crystal blackboard background color；When
After described cholesteric liquid crystal phase is because of action of writing local compression, it is in second after allowing liquid crystal molecule flow steady
During state, be incident to described cholesteric liquid crystal phase shows person's handwriting in color visible reflective condition, and described
Visible ray passes sequentially through described first base layer, the first conductive layer, cholesteric liquid crystal phase and the second conductive layer and enters
It is incident upon on the second base layer.
6. arc liquid crystal blackboard as claimed in claim 5, it is characterised in that described first conductive layer includes
Some the first transparency conductive electrodes be arrangeding in parallel, have gap between adjacent two first transparency electrodes；Described
Second conductive layer includes some the second transparency conductive electrodes be arrangeding in parallel, between adjacent two second transparency electrodes
There is gap；Described first conductive electrode and the second conductive electrode are mutually perpendicular to.
7. arc liquid crystal blackboard as claimed in claim 6, it is characterised in that described flexible screen be capacitance plate,
Touch screens or infrared screen.
8. arc liquid crystal blackboard as claimed in claim 5, it is characterised in that described first base layer and the
Two base layers are PET film.
9. arc liquid crystal blackboard as claimed in claim 5, it is characterised in that described substrate is towards described soft
The one side of property screen is provided with ink layer.
10. arc liquid crystal blackboard as claimed in claim 1, it is characterised in that described flexible screen includes the
One base layer, the first conductive layer, mixed layer, the second conductive layer and the second base layer, wherein said mixed layer
Including cholesteric liquid crystal phase and the mixture of macromolecular structure, and for controlling cholesteric liquid crystal phase pitch
Chiral dope, described cholesteric liquid crystal phase has the first stable state of scatter visible light and the second transparent stable state；When
When described cholesteric liquid crystal phase is the first stable state, the visible ray being incident to described cholesteric liquid crystal phase is white scattered
Penetrate state；When described cholesteric liquid crystal phase pressurized is in the second stable state, it is incident to described cholesteric liquid crystal phase
Visible ray be transmissive state, and described visible ray pass sequentially through described first base layer, the first conductive layer,
Cholesteric liquid crystal phase and the second conductive layer are incident on the second base layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620218983.0U CN205594254U (en) | 2016-03-21 | 2016-03-21 | Arc liquid crystal black board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620218983.0U CN205594254U (en) | 2016-03-21 | 2016-03-21 | Arc liquid crystal black board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205594254U true CN205594254U (en) | 2016-09-21 |
Family
ID=56929880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620218983.0U Active CN205594254U (en) | 2016-03-21 | 2016-03-21 | Arc liquid crystal black board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205594254U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106997114A (en) * | 2017-04-21 | 2017-08-01 | 深圳市屏柔科技有限公司 | A kind of Novel scroll formula liquid crystal blackboard |
| CN107037617A (en) * | 2017-04-21 | 2017-08-11 | 深圳市屏柔科技有限公司 | A kind of novel liquid crystal blackboard manufacture craft and liquid crystal blackboard device |
| CN114879392A (en) * | 2022-04-13 | 2022-08-09 | 滁州惠科光电科技有限公司 | Display panel and electronic device |
-
2016
- 2016-03-21 CN CN201620218983.0U patent/CN205594254U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106997114A (en) * | 2017-04-21 | 2017-08-01 | 深圳市屏柔科技有限公司 | A kind of Novel scroll formula liquid crystal blackboard |
| CN107037617A (en) * | 2017-04-21 | 2017-08-11 | 深圳市屏柔科技有限公司 | A kind of novel liquid crystal blackboard manufacture craft and liquid crystal blackboard device |
| CN114879392A (en) * | 2022-04-13 | 2022-08-09 | 滁州惠科光电科技有限公司 | Display panel and electronic device |
| CN114879392B (en) * | 2022-04-13 | 2023-10-24 | 滁州惠科光电科技有限公司 | Display panel and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Nanshan District Shahe road 518000 Shenzhen city in Guangdong province science and Technology Industrial Park No. 3011 Baisha East 1 floor Patentee after: Shenzhen Wei Ku Photoelectric Co., Ltd. Address before: Nanshan District Shahe road 518000 Shenzhen city in Guangdong province science and Technology Industrial Park No. 3011 Baisha East 1 floor Patentee before: Shenzhen city only cool photoelectric Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Nanshan District Shahe road 518000 Shenzhen city in Guangdong province science and Technology Industrial Park No. 3011 Baisha East 1 floor Patentee after: Shenzhen Wei Ku Photoelectric Co., Ltd. Address before: Nanshan District Shahe road 518000 Shenzhen city in Guangdong province science and Technology Industrial Park No. 3011 Baisha East 1 floor Patentee before: Shenzhen city only cool photoelectric Co., Ltd. |