CN209690669U - The hand-written film of liquid crystal based on middle person's handwriting and thick person's handwriting - Google Patents
The hand-written film of liquid crystal based on middle person's handwriting and thick person's handwriting Download PDFInfo
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- CN209690669U CN209690669U CN201920756766.0U CN201920756766U CN209690669U CN 209690669 U CN209690669 U CN 209690669U CN 201920756766 U CN201920756766 U CN 201920756766U CN 209690669 U CN209690669 U CN 209690669U
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Abstract
The utility model discloses the hand-written films of liquid crystal based on middle person's handwriting and thick person's handwriting, including liquid crystal layer, upper ITO conductive film, lower ITO conductive film, pressure sensitive layer, upper protective film layer and lower protective film layer, the upper ITO conductive film and lower ITO conductive film are bonded in the two sides up and down of liquid crystal layer respectively, the pressure sensitive layer is bonded on the lateral surface of ITO conductive film, the upper protective film layer is bonded on the lateral surface of pressure sensitive layer, the lower protective film layer is bonded on the lateral surface of lower ITO conductive film, and the liquid crystal layer is fixedly mounted inside the shell, insertion is provided with miniature electronic display screen at the positive top centre of the shell, the inside of the shell is respectively arranged with processor and button cell.The utility model solves the hand-written thickness of the hand-written film of traditional liquid crystal and is difficult to control by setting liquid crystal layer, upper ITO conductive film, lower ITO conductive film, pressure sensitive layer, miniature electronic display screen and processor, the problem inconvenient for use in engineering drawing.
Description
Technical field
The utility model relates to technical field of liquid crystal display, the hand-written film of the liquid crystal specially based on middle person's handwriting and thick person's handwriting.
Background technique
In recent years, the hand-written membrane technology of liquid crystal display has obtained more and more extensive research and application, mesh in hand-written board industry
Preceding panel products hand-written on the market are mainly fabricated using the bistable characteristic principle of cholesteryl liquid crystal, are specifically existed using liquid crystal
The visible reflectance difference of different stable states shows person's handwriting, and using ito thin film electrode, the main component of handwriting pad is formed
It is that one layer of bistable reflective formula cholesteryl liquid crystal is arranged between two pieces of ito thin films respectively as positive electrode and negative electrode to constitute
Then hand-written film connects boost control circuit, erasing control circuit, assembling ABS shell forms, the existing hand-written film thickness of liquid crystal
It is difficult to control, it is inconvenient for use in engineering drawing, therefore the utility model designs the hand-written film of liquid crystal based on middle person's handwriting and thick person's handwriting
To solve the above problems.
Through retrieving, Chinese patent grant number CN208780961U, Granted publication 2019.04.23 disclose a kind of flexible hydraulic
Brilliant hand-written film, be using nano-silver thread mist film as positive electrode, using nano-silver thread black counterdie as negative electrode, in nano-silver thread mist film
Liquid crystal layer is provided between nano-silver thread black counterdie.
The hand-written film of liquid crystal in the patent has the following disadvantages:
1. the thickness of the hand-written film of liquid crystal lines when writing is difficult to control, using not enough just under some specific occasions
It is prompt；
2. the hand-written film of the liquid crystal is difficult to observe writing pressure constantly, apply excessively high pressure, shadow to writing film for a long time
Ring its service life.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides the hand-written film of liquid crystal based on middle person's handwriting and thick person's handwriting, solution
The hand-written thickness of the hand-written film of traditional liquid crystal of having determined is difficult to control, the problem inconvenient for use in engineering drawing.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: the liquid crystal hand based on middle person's handwriting and thick person's handwriting
Write film, including liquid crystal layer, upper ITO conductive film, lower ITO conductive film, pressure sensitive layer, upper protective film layer and lower protective film layer, institute
It states ITO conductive film and lower ITO conductive film is bonded in the two sides up and down of liquid crystal layer respectively, the pressure sensitive layer is bonded in
On the lateral surface of ITO conductive film, the upper protective film layer is bonded on the lateral surface of pressure sensitive layer, and the lower protective film layer is viscous
It connects on the lateral surface of lower ITO conductive film, and the liquid crystal layer is fixedly mounted inside the shell, the positive top of the shell is hit exactly
Insertion is provided with miniature electronic display screen at centre, and the inside of the shell is respectively arranged with processor and button cell.
Preferably, the input terminal of the output end of the pressure sensitive layer and processor be electrically connected, the processor it is defeated
Outlet is electrical with the input terminal of the input terminal of upper ITO conductive film, the input terminal of lower ITO conductive film and miniature electronic display screen respectively
Connection.
Preferably, the miniature electronic display screen and processor are powered by button cell.
Preferably, the upper protective film layer and lower protective film layer are disposed as transparent PC film.
Preferably, the thickness of the liquid crystal layer is set as 5mm, and the thickness of the pressure sensitive layer is set as 2mm.
(3) beneficial effect
The utility model provides the hand-written film of liquid crystal based on middle person's handwriting and thick person's handwriting, have it is following the utility model has the advantages that
(1) the utility model passes through setting liquid crystal layer, upper ITO conductive film, lower ITO conductive film, pressure sensitive layer and processing
Device so that the hand-written film of the liquid crystal can only show in person's handwriting and thick person's handwriting, be suitble to engineering drawing to use, user passes through writing pencil
It is write on the hand-written film of the liquid crystal, pressure sensitive layer passes the electric pressure signal according to the pressing creation electric signal being subject to
It is defeated by processor, processor judges the size of pressure, if pressure is more than or equal to X, is judged as thick person's handwriting pressure, if pressure is situated between
When between 0.1-X, then it is judged as middle person's handwriting pressure, processor controls upper ITO conductive film according to the pressure and lower ITO is conductive
Film is powered, and by the driving of two electric field between electrodes, causes the field effect of liquid crystal layer molecular distortion nematic, to control lit transmissive
Or shielding function, light and shade variation is generated between power supply pass is opened, to image be shown, according to thick person's handwriting pressure and middle pen
The difference of mark pressure is shown as thick person's handwriting and middle person's handwriting.
(2) the utility model is by setting miniature electronic display screen, and user can observe writing pressure the moment, to avoid
Apply excessively high pressure to writing film for a long time, influences its service life, user can mark desired thick person's handwriting according to pressure value
Or middle person's handwriting, it is more convenient to use.
Detailed description of the invention
Fig. 1 is the utility model cross section front elevational view；
Fig. 2 is the utility model installation diagram；
Fig. 3 is the utility model principle block diagram.
Appended drawing reference in figure are as follows: 1, liquid crystal layer；2, upper ITO conductive film；3, lower ITO conductive film；4, pressure sensitive layer；5, on
Protective film layer；6, lower protective film layer；7, shell；8, miniature electronic display screen；9, processor；10, button cell.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1-3, the utility model provides a kind of technical solution: the liquid crystal based on middle person's handwriting and thick person's handwriting is hand-written
Film, including liquid crystal layer 1, upper ITO conductive film 2, lower ITO conductive film 3, pressure sensitive layer 4, upper protective film layer 5 and lower protective film layer
6, upper protective film layer 5 and lower protective film layer 6 are disposed as transparent PC film, and upper ITO conductive film 2 and lower ITO conductive film 3 glue respectively
It connects in the two sides up and down of liquid crystal layer 1, the thickness of liquid crystal layer 1 is set as 5mm, and pressure sensitive layer 4 is bonded in ITO conductive film 2
On lateral surface, the thickness of pressure sensitive layer 4 is set as 2mm, and upper protective film layer 5 is bonded on the lateral surface of pressure sensitive layer 4, under
Protective film layer 6 is bonded on the lateral surface of lower ITO conductive film 3, and liquid crystal layer 1 is fixedly mounted in shell 7, the front of shell 7
Insertion is provided with miniature electronic display screen 8 at the centre of top, and the inside of shell 7 is respectively arranged with processor 9 and button cell
10, processor 9 is set as the single-chip microcontroller of model STC89C51, the output end of pressure sensitive layer 4 and the input terminal electricity of processor 9
Property connection, the output end of processor 9 input terminal and micro electric with the input terminal of upper ITO conductive film 2, lower ITO conductive film 3 respectively
The input terminal of sub- display screen 8 is electrically connected, and by being arranged miniature electronic display screen 8, user can mark desired thick according to pressure
Person's handwriting or middle person's handwriting, more convenient to use, miniature electronic display screen 8 and processor 9 are powered by button cell 10, the liquid crystal
The functions such as removing, the charging of handwriting pad are all made of the prior art and are realized.
Working principle: in use, user is write on the hand-written film of the liquid crystal by writing pencil, pressure sensitive layer 4
According to the pressing creation electric signal being subject to, which is transferred to processor 9, processor 9 judges the size of pressure, if
When pressure is more than or equal to X, then it is judged as thick person's handwriting pressure, if pressure is between 0.1-X, is judged as middle person's handwriting pressure,
Processor 9 executes operation below according to the pressure, on the one hand controls miniature electronic display screen 8 and shows the pressure specific value
Out, it on the other hand controls upper ITO conductive film 2 and lower ITO conductive film 3 is powered, by the driving of two electric field between electrodes, cause liquid
The field effect of 1 molecular distortion nematic of crystal layer generates light and shade between power supply pass is opened and becomes to control lit transmissive or shielding function
Change, so that image be shown, according to the difference of thick person's handwriting pressure and middle person's handwriting pressure, is shown as thick person's handwriting and middle person's handwriting.
It can to sum up obtain, the utility model passes through setting liquid crystal layer 1, upper ITO conductive film 2, lower ITO conductive film 3, pressure sensitive
Layer 4, miniature electronic display screen 8 and processor 9 solve the hand-written thickness of the hand-written film of traditional liquid crystal and are difficult to control, draw in engineering
Problem inconvenient for use when figure.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. the hand-written film of liquid crystal based on middle person's handwriting and thick person's handwriting, including liquid crystal layer (1), upper ITO conductive film (2), lower ITO conductive film
(3), pressure sensitive layer (4), upper protective film layer (5) and lower protective film layer (6), it is characterised in that: the upper ITO conductive film (2)
It is bonded in the two sides up and down of liquid crystal layer (1) respectively with lower ITO conductive film (3), the pressure sensitive layer (4) is bonded in ITO and leads
On the lateral surface of electrolemma (2), the upper protective film layer (5) is bonded on the lateral surface of pressure sensitive layer (4), the lower protective film
Layer (6) is bonded on the lateral surface of lower ITO conductive film (3), and the liquid crystal layer (1) is fixedly mounted in shell (7), described outer
Insertion is provided with miniature electronic display screen (8) at the positive top centre of shell (7), and the inside of the shell (7) is respectively set
There are processor (9) and button cell (10).
2. the hand-written film of the liquid crystal according to claim 1 based on middle person's handwriting and thick person's handwriting, it is characterised in that: the feeling of stress
The input terminal of the output end and processor (9) of answering layer (4) is electrically connected, and the output end of the processor (9) is led with upper ITO respectively
The input terminal of the input terminal of electrolemma (2), the input terminal of lower ITO conductive film (3) and miniature electronic display screen (8) is electrically connected.
3. the hand-written film of the liquid crystal according to claim 1 based on middle person's handwriting and thick person's handwriting, it is characterised in that: the micro electric
Sub- display screen (8) and processor (9) are powered by button cell (10).
4. the hand-written film of the liquid crystal according to claim 1 based on middle person's handwriting and thick person's handwriting, it is characterised in that: the upper protection
Film layer (5) and lower protective film layer (6) are disposed as transparent PC film.
5. the hand-written film of the liquid crystal according to claim 1 based on middle person's handwriting and thick person's handwriting, it is characterised in that: the liquid crystal layer
(1) thickness is set as 5mm, and the thickness of the pressure sensitive layer (4) is set as 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920756766.0U CN209690669U (en) | 2019-05-23 | 2019-05-23 | The hand-written film of liquid crystal based on middle person's handwriting and thick person's handwriting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920756766.0U CN209690669U (en) | 2019-05-23 | 2019-05-23 | The hand-written film of liquid crystal based on middle person's handwriting and thick person's handwriting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209690669U true CN209690669U (en) | 2019-11-26 |
Family
ID=68609171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920756766.0U Expired - Fee Related CN209690669U (en) | 2019-05-23 | 2019-05-23 | The hand-written film of liquid crystal based on middle person's handwriting and thick person's handwriting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209690669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111999927A (en) * | 2020-09-15 | 2020-11-27 | 业成科技（成都）有限公司 | Electronic handwriting board and handwriting restoration method |
-
2019
- 2019-05-23 CN CN201920756766.0U patent/CN209690669U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111999927A (en) * | 2020-09-15 | 2020-11-27 | 业成科技（成都）有限公司 | Electronic handwriting board and handwriting restoration method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191126 Termination date: 20210523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |