CN208384314U - A kind of liquid crystal handwriting pad - Google Patents

Abstract

The utility model provides a kind of liquid crystal handwriting pad; including the first base layer, the first conductive layer, the first protective layer, the first hardened layer, liquid crystal layer, the second hardened layer, the second protective layer, the second conductive layer, the second base layer and the substrate set gradually; it is characterized in that; first conductive layer and the second conductive layer are silver nanowire layer; the length range of silver nanowires in the silver nanowire layer is 5-100um, diameter range 5-80nm.The first conductive layer and the second conductive layer are set silver nanowire layer by liquid crystal handwriting pad described in the utility model, to reduce the impedance of liquid crystal handwriting pad, stability, light transmittance and the service life for improving liquid crystal handwriting pad, reduce costs, to provide cost performance higher product for user.Liquid crystal handwriting pad described in the utility model meets user and the demands such as scribbles, and realizes and removes to one key of writing, is a kind of novel product of low energy consumption.

Description

A kind of liquid crystal handwriting pad

Technical field

The utility model relates to handwriting pad technical fields, and in particular, to a kind of liquid crystal handwriting pad.

Background technique

Liquid crystal handwriting pad is mainly to utilize the bistable state of cholesteryl liquid crystal to realize to write, and user is by the hard object such as finger It can be achieved to write, convenient, environmental protection.Existing transparent liquid crystal handwriting pad generally comprises the first base layer set gradually, first leads Electric layer, liquid crystal layer, the second conductive layer, the second base layer and substrate, wherein the first conductive layer and the second conductive layer are generally oxygen Change indium tin layer.But that there are impedances is relatively large, stability is poor, light transmittance is lower, higher cost, uses the longevity for indium tin oxide layer The problems such as shorter is ordered, in field of liquid crystal display, nano-silver thread is also had been a hot spot of research, and providing in order to solve the above problem can Energy.

Utility model content

In order to overcome the deficiencies of the prior art, the utility model provides a kind of liquid crystal handwriting pad, the liquid crystal handwriting pad With silver nanowire layer, it is intended to meet user and scribble demand, and be removed to one key of writing, be a kind of novel product of low energy consumption.

The technical solution of the utility model is as follows: a kind of liquid crystal handwriting pad, including set gradually the first base layer, first Conductive layer, the first protective layer, the first hardened layer, liquid crystal layer, the second hardened layer, the second protective layer, the second conductive layer, the second matrix Layer and substrate, first conductive layer and the second conductive layer are silver nanowire layer, and the length range of the silver nanowires is 5- 100um, diameter range 5-80nm.

Preferably, the length range of the silver nanowires is 15-50um, diameter range 10-35nm.

Preferably, first base layer and the second base layer are PET film.

Preferably, the PET film is transparent or black.

Preferably, the substrate is the substrate of transparent substrate or light color.

Preferably, the transparent substrate includes hard transparent plastic plate or transparency glass plate, and the painting being covered on it Layer or film.

Preferably, the liquid crystal handwriting pad further includes shell, and the shell frame connects first base layer, described first leads Electric layer, first protective layer, first hardened layer, the liquid crystal layer, second hardened layer, second protective layer, Second conductive layer, second base layer and the substrate.

Preferably, the shell is integrally formed or buckled.

Preferably, the shell is rectangular, round or casper.

Preferably, the placing groove for placing lettering pen is provided on the shell.

Preferably, the liquid crystal handwriting pad further includes control circuit, and the control circuit is conductive with described first respectively Layer and second conductive layer electrical connection, the control circuit are used to apply first conductive layer and second conductive layer Voltage signal；First conductive layer and second conductive layer electrical connection.

Preferably, the surface of the shell is provided with delete button, the delete button serves as the control circuit Control switch.After lettering pen is write on the jotting surface, since the pressure of lettering pen acts on, it can make in the liquid crystal layer of clipboard Liquid crystal arrange uneven, so that the color of liquid crystal can be shown, that is, leave written trace；Pass through delete button start-up circuit, electricity Electric current in road can make the liquid crystal in liquid crystal layer rearrange neatly, i.e., written trace disappears.

The utility model has the following beneficial effects: liquid crystal handwriting pad described in the utility model leads the first conductive layer and second Electric layer is set as silver nanowire layer, to reduce the impedance of liquid crystal handwriting pad, improves stability, the light transmission of liquid crystal handwriting pad Rate and service life, reduce costs, to provide cost performance higher product for user.Liquid crystal hand described in the utility model It writes plate and the switch that the delete button controls the circuit is set, after lettering pen is write on the jotting surface, due to lettering pen Pressure effect can make the liquid crystal in clipboard liquid crystal layer arrange uneven, so that the color of liquid crystal can be shown, that is, leave writing Trace；By the delete button start-up circuit, the electric current in circuit can make the liquid crystal in liquid crystal layer rearrange neatly, i.e., Written trace disappears.Liquid crystal handwriting pad described in the utility model will in, first protective layer and first hardened layer will First conductive layer and the liquid crystal layer separate；Second protective layer and second hardened layer are by second conductive layer It is separated with the liquid crystal layer, this avoid the physics chemical actions between conductive layer and liquid crystal layer, to liquid crystal layer and conductive layer It plays a protective role.

Detailed description of the invention:

Fig. 1 is the structural schematic diagram of liquid crystal handwriting pad described in the utility model.

Fig. 2 is sectional view of the liquid crystal handwriting pad shown in Fig. 1 along line A-A.

Description of symbols:

1, the first base layer, the 2, first conductive layer, the 3, first protective layer, the 4, first hardened layer, 5, liquid crystal layer, 6, second is hard Change layer, the 7, second protective layer, the 8, second conductive layer, the 9, second base layer, 10, substrate, 11, shell, 12, placing groove, 13, deletion Button.

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 describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.

If relating to the description of " first ", " second " etc. in the utility model embodiment, it is somebody's turn to do " first ", " second " etc. Description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated indicated technology The quantity of feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution Conjunction is not present, also not within the protection scope of the requires of the utility model.

Referring to Figures 1 and 2, a kind of liquid crystal handwriting pad, including the first base layer 1, the first conductive layer 2, set gradually One protective layer 3, the first hardened layer 4, liquid crystal layer 5, the second hardened layer 6, the second protective layer 7, the second conductive layer 8, the second base layer 9 And substrate 10.Wherein, first base layer 1 and second base layer 9 are PET film.The PET film preferably clear or Black.First conductive layer 2 and second conductive layer 8 are silver nanowire layer, silver nanowires in the silver nanowire layer Length range is 5-100um, diameter range 5-80nm.Preferably, the length range of the silver nanowires is 15-50um, directly Diameter range is 10-35nm.

The liquid crystal handwriting pad further includes shell 11, and 11 frame of shell connects first base layer 1, first conduction Layer 2, first protective layer 3, first hardened layer 4, the liquid crystal layer 5, second hardened layer 6, second protection Layer 7, second conductive layer 8, second base layer 9 and the substrate 10.The shell 11, which can be set, to be integrated into Type or buckled structure.The shape of the shell 11 can be set to rectangle, square, round or casper.It should be understood that The shape of the shell 11 can flexible setting according to the needs of users, under the premise of not departing from basic idea of the present invention, institute Any variation for stating the shape of shell 11, is regarded as within the scope of protection of the claims of the present invention.

The placing groove 12 for placing lettering pen is provided on the shell 11.

The liquid crystal handwriting pad further includes the control being electrically connected respectively with first conductive layer 2 and second conductive layer 8 Circuit processed, the control circuit are used to apply voltage signal to first conductive layer 2 and second conductive layer 8.Described One conductive layer 2 and second conductive layer 8 electrical connection.

Delete button 13 is additionally provided on the shell 11, the delete button 13 is electrically connected to the control circuit, control It is switched.After lettering pen is write on the jotting surface, since the pressure of lettering pen acts on, it can make in the liquid crystal layer of clipboard Liquid crystal arrangement is uneven, so that the color of liquid crystal can be shown, that is, leaves written trace；Started by pressing the delete button 13 Circuit, the electric current in circuit can make the liquid crystal in liquid crystal layer rearrange neatly, i.e., written trace disappears.

In the present embodiment, the outside of the left and right sides of the left and right edges of the liquid crystal Writing board screen apart from the shell 11 Edge is equidistant, the outer peripheral distance of up and down two sides of the lower edges of the liquid crystal Writing board screen apart from the shell It is equal.

It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field For personnel, without departing from the concept of the premise utility, architectural form cans be flexible and changeable, and can be produced with subseries Product.Several simple deduction or replace are only made, it is true by the claims submitted all to shall be regarded as belonging to the utility model Fixed scope of patent protection.

Claims (10)

1. a kind of liquid crystal handwriting pad, which is characterized in that including the first base layer, the first conductive layer, the first protection set gradually Layer, the first hardened layer, liquid crystal layer, the second hardened layer, the second protective layer, the second conductive layer, the second base layer and substrate, it is described First conductive layer and the second conductive layer are silver nanowire layer, and the length range of the silver nanowires in the silver nanowire layer is 5- 100um, diameter range 5-80nm.

2. liquid crystal handwriting pad as described in claim 1, which is characterized in that the length range of the silver nanowires is 15-50um, Diameter range is 10-35nm.

3. liquid crystal handwriting pad as described in claim 1, which is characterized in that first base layer and the second base layer are PET Film.

4. liquid crystal handwriting pad as described in claim 1, which is characterized in that the substrate is the substrate of transparent substrate or light color.

5. liquid crystal handwriting pad as claimed in claim 4, which is characterized in that the transparent substrate include hard transparent plastic plate or Transparency glass plate, and the coating or film that are covered on it.

6. liquid crystal handwriting pad as described in any one in claim 1-5, which is characterized in that the liquid crystal handwriting pad further includes shell Body, the shell frame connect first base layer, first conductive layer, first protective layer, first hardened layer, institute State liquid crystal layer, second hardened layer, second protective layer, second conductive layer, second base layer and described Substrate.

7. liquid crystal handwriting pad as claimed in claim 6, which is characterized in that be provided on the shell for placing lettering pen Placing groove.

8. liquid crystal handwriting pad as claimed in claim 6, which is characterized in that the liquid crystal handwriting pad further includes control circuit, institute The control circuit stated is electrically connected with first conductive layer and second conductive layer respectively, and the control circuit is used for described First conductive layer and second conductive layer apply voltage signal；First conductive layer and second conductive layer electrical connection.

9. liquid crystal handwriting pad as claimed in claim 6, which is characterized in that the surface of the shell is provided with delete button.

10. liquid crystal handwriting pad as claimed in claim 6, which is characterized in that the shell is integrally formed or buckled；It is described Shell is rectangular, round or casper.