CN110162223A - A kind of intelligence numerical digit picture-drawing device - Google Patents
A kind of intelligence numerical digit picture-drawing device Download PDFInfo
- Publication number
- CN110162223A CN110162223A CN201910527240.XA CN201910527240A CN110162223A CN 110162223 A CN110162223 A CN 110162223A CN 201910527240 A CN201910527240 A CN 201910527240A CN 110162223 A CN110162223 A CN 110162223A
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- China
- Prior art keywords
- numerical digit
- liquid crystal
- dot matrix
- crystal board
- digit picture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 35
- 239000011159 matrix material Substances 0.000 claims abstract description 30
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 230000006870 function Effects 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 238000010422 painting Methods 0.000 abstract description 15
- 238000004891 communication Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 229920002799 BoPET Polymers 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
- G02F1/13338—Input devices, e.g. touch panels
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03545—Pens or stylus
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B11/00—Teaching hand-writing, shorthand, drawing, or painting
- G09B11/10—Teaching painting
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Toys (AREA)
Abstract
The invention discloses a kind of intelligent numerical digit picture-drawing devices; including drawing pen, device noumenon and the protective case for being socketed in the periphery of device noumenon and being detachably connected; described device ontology includes the face-piece being stacked from top to bottom, liquid crystal board, dot matrix plate and bottom case; wherein the face-piece and bottom case are that interior hollow frame-type structure makes device noumenon have intermediate drawing area; the liquid crystal board and dot matrix plate are transparent; for the drawing pen cooperation liquid crystal board using Freehandhand-drawing function is realized, the drawing pen cooperation dot matrix plate, which uses, realizes copy function.Implement the present invention, by being equipped with liquid crystal board and dot matrix plate simultaneously in numerical digit picture-drawing device, a numerical digit picture-drawing device is set not only to have had the function of Freehandhand-drawing but also there is copy function, multifunctional use, and structure is simple, it is at low cost, and can make Writing-painting record that can both save and check, APP simultaneous display can also be cooperated to check, promote the usage experience of children and parent both sides.
Description
Technical field
The present invention relates to computer peripheral equipment technical fields, relate more specifically to a kind of intelligent numerical digit picture-drawing device.
Background technique
Promotion with the diversified development of electronic product and parent, teacher to children education level, more and more electricity
Sub- product is used as in children's study, such as electronic painting plate, copyboard, Plate for coping model etc. can by its respective functional characteristics
It for the study of text, number, letter etc., may further be used to draw various patterns, that replace original paper drawing, users
Just liked deeply by parent and children with the feature of environmental protection.
However, such current picture-drawing device has a single function, structure is thick and heavy unsightly, and intelligence degree is lower, such as one
Kind device can only be used for a kind of function merely, in addition, parent cannot exist in time when children paint on picture-drawing device
The dynamic that can not just obtain child drawing is observed on side, and then hinders deeper communication between parent and children, is reduced
Usage experience of the parent to picture-drawing device.
Summary of the invention
In order to solve the deficiencies in the prior art, the present invention provides it is a kind of it is thinner, structure is simple, it is multi-functional with
And promote the intelligent numerical digit picture-drawing device of children and parent both sides' usage experience.
Present invention technical effect to be achieved is realized by following scheme: a kind of intelligence numerical digit picture-drawing device, including is drawn
Paintbrush, device noumenon and the protective case for being socketed in the periphery of device noumenon and being detachably connected, described device ontology include from upper
Face-piece, liquid crystal board, dot matrix plate and the bottom case being stacked down, wherein the face-piece and bottom case are interior hollow frame-type structure
Make device noumenon that there is intermediate drawing area, the liquid crystal board and dot matrix plate are transparent, and the drawing pen cooperation liquid crystal board uses real
Existing Freehandhand-drawing function, the drawing pen cooperation dot matrix plate use realization copy function.
Preferably, the drawing pen further includes photographic device and memory.
Preferably, the drawing pen further includes having pressure sensor.
Preferably, described device ontology is additionally provided with switch key and removes key.
Preferably, dismountable edge strip is also symmetrically arranged on the face-piece.
Preferably, it is fixed between the face-piece, liquid crystal board, dot matrix plate and bottom case using clamping assembling assembly.
Preferably, the liquid crystal board is additionally provided with imitative writing film backwards to a side surface of dot matrix plate.
Preferably, the imitative writing film is backwards to the roughness Ra of one side surface of liquid crystal board between 0.08-0.12 μm.
Preferably, the material of the protective case is silica gel.
Preferably, circuit board and battery are additionally provided in described device ontology.
The invention has the following advantages that
1, by being equipped with liquid crystal board and dot matrix plate simultaneously in numerical digit picture-drawing device, make a numerical digit picture-drawing device that both there is Freehandhand-drawing
Function has copy function, multifunctional use again, and structure is simple, at low cost；
2, by being socketed protective case in the periphery of device noumenon, being preferably shaped to needed for adapting to children for the protective case is described
Protective case is arranged to be removed to replace, and so that picture-drawing device is had toy characteristic, promotes the usage experience and interest of children；
3, by being equipped with photographic device and memory on drawing pen, make Writing-painting record that can both save and check, it can also be with
Cooperation APP simultaneous display is checked, so that the more convenient Writing-painting by observing children of parent is understood the heart thought of children, has
Conducive to the further telepathic communication of parent and children, parent's usage experience is effectively promoted.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view of intelligent numerical digit picture-drawing device of the present invention；
Fig. 2 is a kind of decomposition texture schematic diagram of intelligent numerical digit picture-drawing device of the present invention.
Specific embodiment
The present invention will be described in detail with reference to the accompanying drawings and examples, and the examples of the embodiments are shown in the accompanying drawings
Out, in which the same or similar labels are throughly indicated same or similar element or members with the same or similar functions
Part.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to be used to explain the present invention, and should not be understood as to this
The limitation of invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation ",
Terms such as " settings " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be with
It is mechanical connection, is also possible to be electrically connected；It can be directly connected, can also can also be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside two elements.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
As depicted in figs. 1 and 2, the embodiment of the present invention provides a kind of intelligent numerical digit picture-drawing device, including drawing pen 10, device
Ontology 20 and the protective case (not shown) for being socketed in the periphery of device noumenon 20 and being detachably connected.Described device ontology 20
With Writing-painting face, the periphery that the protective case is detachably socketed in Writing-painting face forms the work of the protection to device noumenon 20
With, and the protective case be preferably shaped to adapt to children needed for, the protective case is arranged to be removed to replace, and makes to paint
Device has toy characteristic, promotes the usage experience and interest of children.Preferably, the material of the protective case can use silica gel
Etc. soft materials, promoted use feel and anti-vibration protected ability.
Device noumenon 20 described in the embodiment of the present invention includes face-piece 21, liquid crystal board 22, the point being stacked from top to bottom
Battle array plate 23 and bottom case 24, wherein the face-piece 21 and bottom case 24 are that interior hollow frame-type structure makes device noumenon 20 have centre
Drawing area, the liquid crystal board 22 and dot matrix plate 23 are transparent, and the drawing pen 10 cooperates liquid crystal board 22 to use realization Freehandhand-drawing function,
The drawing pen 10 cooperates dot matrix plate 23 to use realization copy function.It should be understood that the liquid crystal board 22 and dot matrix plate 23
Transparent characteristic should be the micro-structure on the invisible liquid crystal board 22 of naked eyes and dot matrix plate 23, so that human eye is can pass through 22 He of liquid crystal board
Dot matrix plate 23 sees the thing for being placed on 20 lower section of device noumenon.
The embodiment of the present invention makes a numerical digit by being equipped with liquid crystal board 22 and dot matrix plate 23 simultaneously in numerical digit picture-drawing device
Picture-drawing device not only had the function of Freehandhand-drawing but also had copy function, multifunctional use, and structure is simple, at low cost.
It should be understood that circuit board 25 and battery 26 etc. are additionally provided in described device ontology 20, smoothly to realize numerical digit
The structure design embodiment of the present invention of the various functions of picture-drawing device, the circuit board 25 and battery 26 is not particularly limited, because
This is not repeated.
In the embodiment of the present invention, it is also provided with the groove 211 placed for drawing pen 10 on the face-piece 21, had both facilitated drawing
Pen 10 place again convenient for users to use of taking.More preferably, dismountable edge strip is also symmetrically arranged on the face-piece 21
212, the edge strip 212 can allow face-piece 21 arrange in pairs or groups the edge strip 212 of different shape or color with dismounting and change, fill drawing
Setting also has toy property, further promotes the interest that children use.The edge strip 212 can by clamping or it is other removable
The mode unloaded is fixed on face-piece 21.
Described device ontology 20 is additionally provided with switch key 27, for realizing the opening and closing to picture-drawing device.
Preferably, it is solid that clamping assembling assembly can be used between the face-piece 21, liquid crystal board 22, dot matrix plate 23 and bottom case 24
Fixed, structure is simple, thinner.
In the embodiment of the present invention, the structure of the liquid crystal board 22 can be used conventional structure in the prior art, such as can be with
It is the sandwich structure that bistable liquid crystal is filled among two layers of PET film, it, can when writing using the bistable characteristic of liquid crystal
Direct Writing-painting track and not power consumption, the ability power consumption when needing to remove Writing-painting track.Preferably, the picture-drawing device
Further include removing key 28, two electrode layers of opposed setting, two electrode layers are respectively equipped in two layers of PET film
One or two be connected with battery 26, the removing key 28 is electrically connected with one layer of two electrode layers or two layers, when
When removing key 28 between battery 26 and electrode layer is closed, electrode layer is powered, and applies voltage to mixture, makes liquid crystal point
Son deflects to erasing out handwriting or pattern, to reuse.Preferably, the removing key 28 is arranged in face-piece 21
On, one key of aspect user, which is removed, to be used.
As the further improvement of the embodiment of the present invention, the liquid crystal board 22 is additionally provided with backwards to a side surface of dot matrix plate 23
Imitative writing film (not shown), the imitative writing film backwards to 22 1 side surface of liquid crystal board roughness Ra at 0.08-0.12 μm
Between, user can be made to have the feeling painted on paper, writing good hand touch, and the rough surface being arranged that can prevent reflective, had
Conducive to visual fatigue caused by improvement long-time Writing-painting.More preferably, the material of the imitative writing film is polypropylene Matte film,
Waterproof performance is good.Preferably, the imitative writing film is pasted and fixed on the upper surface of liquid crystal board by transparent adhesive, but unlimited
In this.
In the embodiment of the present invention, conventional structure in the prior art, the dot matrix is can be used in the principle of the dot matrix plate 23
Array is arranged with the point horizontal and vertical parity check code of multiple and different patterns on plate 23, and the drawing pen 10 further includes photographic device, and user utilizes and takes the photograph
As by drawing pen 10, the corresponding horizontal and vertical parity check code when dot matrix plate 23 contacts shoots and records and be converted into motion track device.Due to dot matrix
Plate 23 and liquid crystal board 22 are transparent structure, therefore the numerical digit picture-drawing device of the embodiment of the present invention is not needed in addition to be arranged and be placed
The space of paper to be copied, it is only necessary to the lower end surface that paper to be copied is placed on numerical digit picture-drawing device can be copied into use, simply
It is convenient.
The photographic device can be also used for the dynamically recording of Writing-painting and save or combine APP use can be real-time
Watch the Writing-painting dynamic of user.
As the further improvement of the embodiment of the present invention, the drawing pen 10 further includes having pressure sensor, passes through pressure
The dynamics of sensor sensing user's Writing-painting, the difference of dynamics can show the lines of different thicknesses, make Writing-painting
Better effect.It is additionally provided with memory in the drawing pen 10, can first to store data when off line use, is waited when needing on again
It passes on electronic equipment and checks.
The intelligent numerical digit picture-drawing device of the embodiment of the present invention can cooperate APP simultaneous display, such as on the mobile phone of parent
Equipped with the APP synchronous with picture-drawing device data, when children are in Writing-painting, the writing of children can be observed in real time by opening APP
Drawing dynamic keeps parent more convenient to understand by the Writing-painting of observation children the heart thought of children, be conducive to parent and
The further telepathic communication of children effectively promotes parent's usage experience.
Intelligence numerical digit picture-drawing device described in the embodiment of the present invention in use, when need using liquid crystal board 22 carry out Freehandhand-drawing when,
Switch key 27 is opened, carries out Freehandhand-drawing in device noumenon 20 using drawing pen 10, drawing pen 10 will count while Freehandhand-drawing
According to the simultaneous display on a memory or directly on APP is saved, is pressed when Freehandhand-drawing completion needs to remove and remove key 28 i.e.
It can；When needing to be copied using dot matrix plate 23, key 27 is turned off the switch, paper to be copied is placed on device noumenon 20
Lower section is copied using drawing pen 10 and dot matrix plate 23, and drawing pen 10 transfers data on electronic equipment while imitation
It can watch in real time and copy track, data can also be preserved, realize the multifunctional use of picture-drawing device.
The intelligent numerical digit picture-drawing device of the embodiment of the present invention by the way that liquid crystal board 22 and dot matrix plate 23 to be used in combination, deposit by cooperation
Reservoir is synchronous with electronic equipment, realizes intelligent and multifunction, and structure is simple, thinner, effectively promotes parent and children
The usage experience of both sides.
Finally, it should be noted that above embodiments be only to illustrate the technical solution of the embodiment of the present invention rather than to its into
Row limitation, although the embodiment of the present invention is described in detail referring to preferred embodiment, those skilled in the art
It should be understood that the technical solution of the embodiment of the present invention can be still modified or replaced equivalently, and these are modified or wait
The range of modified technical solution disengaging technical solution of the embodiment of the present invention cannot also be made with replacement.
Claims (10)
1. a kind of intelligence numerical digit picture-drawing device, which is characterized in that including drawing pen, device noumenon and be socketed in the outer of device noumenon
Week and the protective case that is detachably connected, described device ontology include the face-piece being stacked from top to bottom, liquid crystal board, dot matrix plate and
Bottom case, wherein the face-piece and bottom case are that interior hollow frame-type structure makes device noumenon have intermediate drawing area, the liquid crystal
Plate and dot matrix plate are transparent, and using Freehandhand-drawing function is realized, the drawing pen cooperation dot matrix plate makes the drawing pen cooperation liquid crystal board
With realization copy function.
2. a kind of intelligent numerical digit picture-drawing device as described in claim 1, which is characterized in that the drawing pen further includes camera shooting dress
It sets and memory.
3. a kind of intelligent numerical digit picture-drawing device as claimed in claim 1 or 2, which is characterized in that the drawing pen further includes having
Pressure sensor.
4. a kind of intelligent numerical digit picture-drawing device as described in claim 1, which is characterized in that described device ontology is additionally provided with switch
Key and removing key.
5. a kind of intelligent numerical digit picture-drawing device as described in claim 1, which is characterized in that being also symmetrically arranged on the face-piece can
The edge strip of disassembly.
6. a kind of intelligent numerical digit picture-drawing device as described in claim 1, which is characterized in that the face-piece, liquid crystal board, dot matrix plate
It is fixed between bottom case using clamping assembling assembly.
7. a kind of intelligent numerical digit picture-drawing device as described in claim 1, which is characterized in that the liquid crystal board is backwards to dot matrix plate
One side surface is additionally provided with imitative writing film.
8. a kind of intelligent numerical digit picture-drawing device as claimed in claim 7, which is characterized in that the imitative writing film is backwards to liquid crystal board
The roughness Ra of one side surface is between 0.08-0.12 μm.
9. a kind of intelligent numerical digit picture-drawing device as described in claim 1, which is characterized in that the material of the protective case is silicon
Glue.
10. a kind of intelligent numerical digit picture-drawing device as described in claim 1, which is characterized in that be additionally provided in described device ontology
Circuit board and battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910527240.XA CN110162223A (en) | 2019-06-18 | 2019-06-18 | A kind of intelligence numerical digit picture-drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910527240.XA CN110162223A (en) | 2019-06-18 | 2019-06-18 | A kind of intelligence numerical digit picture-drawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110162223A true CN110162223A (en) | 2019-08-23 |
Family
ID=67625447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910527240.XA Pending CN110162223A (en) | 2019-06-18 | 2019-06-18 | A kind of intelligence numerical digit picture-drawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110162223A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110481206A (en) * | 2019-08-26 | 2019-11-22 | 商丘医学高等专科学校 | A kind of auxiliary device convenient for writing English word |
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| CN205864598U (en) * | 2016-07-20 | 2017-01-04 | 武汉华夏理工学院 | Story drawing projector |
| CN206765694U (en) * | 2017-06-06 | 2017-12-19 | 武汉东湖学院 | Facsimiling panel and drawing board component |
| CN108407500A (en) * | 2018-05-09 | 2018-08-17 | 嘉善阳安电子科技有限公司 | It is a kind of to copy the integrated board that writes |
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| CN109474766A (en) * | 2018-11-26 | 2019-03-15 | 中科君胜(深圳)智能数据科技发展有限公司 | Intelligent calligraphy equipment |
| CN209674355U (en) * | 2019-06-18 | 2019-11-22 | 深圳市华奇数码科技有限公司 | A kind of intelligence numerical digit picture-drawing device |
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2019
- 2019-06-18 CN CN201910527240.XA patent/CN110162223A/en active Pending
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|---|---|---|---|---|
| CN205864598U (en) * | 2016-07-20 | 2017-01-04 | 武汉华夏理工学院 | Story drawing projector |
| CN206765694U (en) * | 2017-06-06 | 2017-12-19 | 武汉东湖学院 | Facsimiling panel and drawing board component |
| CN208061162U (en) * | 2018-03-07 | 2018-11-06 | 郑谦战 | A kind of transparent imitation handwriting pad |
| CN108407500A (en) * | 2018-05-09 | 2018-08-17 | 嘉善阳安电子科技有限公司 | It is a kind of to copy the integrated board that writes |
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| CN110481206A (en) * | 2019-08-26 | 2019-11-22 | 商丘医学高等专科学校 | A kind of auxiliary device convenient for writing English word |
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