CN219997564U - Intelligent whiteboard device - Google Patents

Abstract

The utility model discloses an intelligent whiteboard device, which comprises a writing module, a micro-control unit and a transmission module, wherein the external writing track causes signal change of a touch sensing layer, the micro-control unit detects the signal change and then sends out the signal change through a transmission part, and a receiving part receives the signal change to obtain the writing track and transmits the writing track to a terminal display device. The whiteboard pen and the whiteboard eraser can realize the functions of instant writing and modification at any time, and written contents can be stored and shared in real time, so that the user is not required to be used more, touch writing is feasible by using fingers, and the whiteboard pen and the whiteboard eraser are suitable for various occasions.

Description

Intelligent whiteboard device

Technical Field

The utility model relates to the technical field of electronics, in particular to an intelligent whiteboard device.

Background

At present, in occasions such as conference discussion, education and teaching, commercial training and the like, a paper pen, a chalk, a blackboard, a whiteboard pen, a hard whiteboard or a writing electronic screen, a television and the like can be displayed for writing and displaying related contents so as to facilitate discussion and analysis, and when the information needs to be stored or shared to each participant for follow-up tracking, only modes such as handshaking, photographing or electronic scanning can be adopted. With increasing demands for efficiency, benefit, convenience, etc., it is imperative to provide a more intelligent device to replace these traditional approaches.

Although the electronic screen television with electronic display writing or the whiteboard with scanning equipment can share data in an electronic transmission mode at present, the products are inconvenient to modify contents in time in the use process, have high manufacturing cost, and most of the products are required to be provided with special writing pens, so that the popularization and the popularization are not facilitated.

In view of the above, it is an object of the present utility model to provide a smart whiteboard device and related supporting structure, which can solve the problems of high manufacturing cost, special writing pen, inconvenience in timely modification of content, etc.

Disclosure of Invention

The object of the present utility model is to provide an intelligent whiteboard device.

In order to achieve the above object, the present utility model provides a smart whiteboard device, which includes a writing module, a micro control unit and a transmission module; wherein,

the writing module comprises a writing layer and a touch sensing layer which are arranged in a stacked mode, the touch sensing layer comprises a base film, a plurality of first electrodes and second electrodes which are mutually crossed and are in a grid shape are arranged on the base film, and the first electrodes and the second electrodes are metal slurry lines;

the input end of the micro control unit is connected with the touch sensing layer, and the output end of the micro control unit is connected with the transmission module;

the transmission module comprises a transmission part and a receiving part which are used for signal connection, wherein the transmission part is connected with the output end of the micro control unit, and the receiving part is connected with the terminal display equipment;

the smart whiteboard device is configured to: the external writing track causes the signal change of the touch sensing layer, the micro control unit detects the signal change and then sends out the signal change through the transmission part, and the receiving part receives the signal change to obtain the writing track and transmits the writing track to the terminal display equipment.

The content of the present utility model is explained as follows:

1. according to the technical scheme, the intelligent whiteboard device comprising the writing module, the micro control unit and the transmission module is designed, the touch sensing layer of the writing module comprises a base film, a plurality of first electrodes and second electrodes which are mutually intersected and are grid-shaped are arranged on the base film, an external writing track can touch the plurality of first electrodes and second electrodes which are mutually intersected and are grid-shaped on the base film, so that signal change can be caused, the micro control unit detects the signal change and then sends the signal change out through the transmission part, the receiving part receives the signal change to obtain the writing track and transmits the writing track to the terminal display equipment, so that the real-time writing track, corresponding writing track modification and other actions can be captured, transmitted, displayed or stored.

2. In the technical scheme, the first electrodes are arranged on the base film at intervals in parallel along the length direction of the whiteboard, and the second electrodes are arranged on the base film at intervals in parallel along the width direction of the whiteboard, so that the production is facilitated, the cost is reduced, and the writing track is conveniently obtained after the signal is changed; the periphery of the base film is printed with a plurality of first edge wires and second edge wires, the first electrode is connected to the first edge wires, the second electrode is connected to the second edge wires, and the first edge wires and the second edge wires are connected with the micro-control unit so as to ensure complete signal transmission.

3. In the above technical scheme, the first edge wire and the second edge wire are single-side wires or double-side wires, and are connected to the micro control unit through the flexible flat cable, and the thickness of the writing module can be reduced while signal transmission is ensured by adopting the flexible flat cable (FPC).

4. In the above technical scheme, the first electrode and the first edge wire are disposed on one side of the base film, the second electrode and the second edge wire are disposed on the opposite side of the base film, and the insulating base film insulates the first electrode and the second electrode to ensure correct signal transmission, and at this time, the first electrode and the second electrode are respectively located on the front surface and the rear surface of the base film.

5. In the above technical scheme, the first electrode and the second electrode are arranged on the same side of the base film, an insulating ink layer is arranged between the first electrode and the second electrode, the insulating ink layer insulates and isolates the first electrode and the second electrode, so that correct transmission of signals is ensured, and the first electrode and the second electrode are simultaneously positioned on the surface of one side of the base film.

6. In the above technical scheme, the insulating ink layer is arranged to be laid at least at the lap joint of the first electrode and the second electrode, and the area of the insulating ink layer is larger than the lap joint area of the first electrode and the second electrode, so that the coating area of the insulating ink layer is minimum, the insulating ink layer can play the role of insulating isolation, and materials are saved;

or the insulating ink layer is arranged at least in the extending direction of the first electrode or the second electrode, and the width of the insulating ink layer is larger than that of the first electrode or the second electrode, so that the area covered by the coating of the insulating ink layer can be at least slightly larger than the extending path of the first electrode or the second electrode, and the insulating ink layer plays a larger insulating isolation role;

or the insulating ink layer is arranged to be paved on the whole area of the base film where the first electrode and the second electrode are located, so that the first electrode and the second electrode are isolated by the complete insulating ink layer, and the maximum insulating isolation effect is exerted.

7. In the above technical scheme, the touch sensing layer comprises two base films, the first electrode and the first edge wire are arranged on the first base film, the second electrode and the second edge wire are arranged on the second base film, and the two base films are sequentially stacked, so that the first electrode and the second electrode are respectively arranged on the two base films, the production is simpler than other modes, the insulating isolation effect is finished by the adjacent base films, and the insulating ink layer is not required to be coated.

8. In the technical scheme, the base film is a polymer film such as PET, PI and the like; the first electrode and the second electrode are printed metal paste lines or embedded metal paste lines, such as silver paste lines, copper paste lines and the like; the first electrode and the second electrode are vertically crossed to form a grid shape, and the widths of the first electrode and the second electrode are set to be 0.1-1.0 mm. The performance is stable, and the quick, accurate and stable reaction can be carried out according to the writing track, the modifying track or the erasing track.

9. In the above technical solution, the transmitting part further includes a detachable antenna for enhancing signal transmission; the receiving portion includes a USB receiver, which is a wireless communication device including a housing and a chip. Thus, the signal receiving and transmitting by the transmitting unit is more stable and quicker.

10. In the above technical scheme, write the module still including setting gradually dampproofing protection film, buffer layer and the stereoplasm supporting layer of writing layer one side is kept away from to the touch-control inductive layer. The writing layer comprises a writing support plate and a writing film attached to the writing support plate, and the writing film is a transparent film or a white film.

11. In the above technical scheme, writing the module and being provided with two sets, two sets of writing the module setting and be on the two opposite sides of wisdom whiteboard device, two sets of writing the module and connecting a set of little control unit and transmission module in order to carry out two-sided integral type control, perhaps two sets of writing the module and connecting a set of little control unit and transmission module respectively in order to carry out two-sided separate control. Therefore, the front and back sides of the intelligent whiteboard device can be used for writing, the functions of real-time writing and real-time modification can be realized by using the conventional whiteboard pen and whiteboard eraser, writing contents can be stored and shared in real time, the number of parts can be reduced by integral control, the cost is reduced, and the optimal performance of the intelligent whiteboard device can be exerted by controlling the two sides respectively.

12. In the above technical scheme, wisdom whiteboard device still includes power module, little control unit, touch-control induction layer, transfer part connect power module, power module includes that the magnetism is inhaled USB power cord and power adapter, the magnetism inhale USB power cord with power adapter is through magnetism inhale power interface for little control unit, touch-control induction layer, transfer part power supply. The design improves the stability and reliability of the power supply of the intelligent whiteboard device, and meanwhile, the intelligent whiteboard device can conveniently convert and move the field, so that the application scene is increased.

13. In the technical scheme, the intelligent whiteboard device further comprises a whiteboard pen and an blackboard eraser, wherein the whiteboard pen comprises a pen point, a cotton core, a pen holder and a pen cap, the pen holder is filled with common ink, and the pen point is a fiber pen point; the blackboard eraser comprises a bottom plate and an eraser body, wherein the bottom plate is a round plastic shell with the diameter of 10cm, and the eraser body is a sponge with the diameter of 10 cm. The wiper body is contacted with the writing film to erase ink marks, so that the synchronous wiping function can be realized.

14. In the above technical scheme, the terminal display device is a mobile phone, a computer, a tablet, a touch display screen or an integrated machine.

15. In the above technical scheme, the transmitting part and the receiving part wirelessly transmit signals in a Bluetooth, infrared, wiFi or other mode.

16. In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically linked, may be directly linked, may be indirectly linked through an intervening medium, and may be in communication between two elements or in an interactive relationship therebetween, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

17. In the present utility model, the terms "center," "upper," "lower," "bottom," "inner," "outer," and the like refer to an azimuth or positional relationship based on the azimuth or positional assembly relationship shown in the drawings, for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model; if the manual pressure release valve is reversed and horizontally placed, the corresponding direction is correspondingly adjusted.

18. In addition, the term "and/or" in the present utility model is meant to include three parallel schemes, including the a scheme, the B scheme, or the scheme in which a and B are satisfied simultaneously, taking "a and/or B" as an example.

Due to the application of the scheme, compared with the prior art, the utility model has the following advantages and effects:

1. according to the scheme, the intelligent whiteboard device comprising the writing module, the micro control unit and the transmission module is designed, the touch sensing layer of the writing module comprises the base film, the base film is provided with the first electrodes and the second electrodes which are mutually intersected to form a grid shape, the external writing track can touch the first electrodes and the second electrodes which are mutually intersected to form a grid shape on the base film, so that signal change can be caused, the micro control unit detects the signal change and then sends the signal change out through the transmission part, the receiving part receives the signal change to obtain the writing track and transmits the writing track to the terminal display equipment, so that the real-time writing track, corresponding writing track modification and other actions can be captured, transmitted, displayed or stored.

2. According to the scheme, the touch sensing layer formed by the first electrode and the second electrode is adopted to collect and convert signal changes caused by writing tracks, so that the writing tracks are obtained and transmitted to the terminal display equipment, the production cost is low, the touch sensing layer is stable and reliable, writing and modification can be performed without using a specific writing pen and blackboard eraser with sensing, long-term use habits of a user are not changed, the user can directly get on the hand, and popularization and application of the intelligent whiteboard device are facilitated.

3. According to the scheme, the traditional office whiteboard and the advanced touch technology are perfectly combined. The writing content can be shared and stored in the terminal equipment for backup, synchronous display of multiple terminals can be realized, the writing content can be projected onto the integrated machine, and the writing content can be projected onto a curtain as required, so that the writing content can be widely applied to places such as corporate meetings, teaching training, business offices and the like.

4. The scheme of the utility model has high response speed, response time less than 10ms, flexible design size and portability or fixed installation to the positions of a desktop, a wall body, a bracket and the like.

Drawings

Fig. 1 is a schematic structural diagram of an intelligent whiteboard device according to an embodiment of the present utility model;

FIG. 2 is a schematic and partially enlarged view of a touch sensing layer in a second embodiment of the present utility model;

FIG. 3 is an exploded view of a touch sensing layer according to a second embodiment of the present utility model;

FIG. 4 is a schematic and partially enlarged view of a touch sensing layer in a third embodiment of the present utility model;

FIG. 5 is an exploded view of a touch sensing layer according to a third embodiment of the present utility model;

FIG. 6 is a schematic and partially enlarged view of a touch sensing layer in a fourth embodiment of the present utility model;

FIG. 7 is a schematic and partially enlarged view of a touch sensing layer in a fifth embodiment of the present utility model;

FIG. 8 is a schematic and partially enlarged view of a touch sensing layer in a sixth embodiment of the present utility model;

fig. 9 is an explosion diagram of a touch sensing layer in a sixth embodiment of the utility model.

The parts of the above figures are shown as follows:

1. writing module

11. Writing layer

111. Writing film

112. Writing support plate

12. Touch sensing layer

121. Base film

122. First electrode

123. First edge routing

124. Second electrode

125. Second edge routing

126. Insulating ink layer

13. Dampproof protective film

14. Buffer liner

15. Hard supporting layer

2. Micro control unit

3. Transmission module

31. Conveying part

32. Receiving part

4. Terminal display device

5. Flexible flat cable

6. Power supply module

61. And a magnetic USB power line.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

Example 1

As shown in fig. 1, a first embodiment of the present utility model provides a smart whiteboard device, which includes a writing module 1, a micro-control unit 2 and a transmission module 3; wherein,

the writing module 1 comprises a writing layer 11 and a touch sensing layer 12 which are stacked, wherein the touch sensing layer 12 comprises a base film 121, a plurality of first electrodes 122 and second electrodes 124 which are mutually intersected and are in a grid shape are arranged on the base film 121, and the first electrodes 122 and the second electrodes 124 are metal slurry lines;

the input end of the micro control unit 2 is connected with the touch sensing layer 12, and the output end of the micro control unit 2 is connected with the transmission module 3;

the transmission module 3 comprises a transmission part 31 and a receiving part 32 for signal connection, wherein the transmission part 31 is connected with the output end of the micro control unit 2, and the receiving part 32 is connected with the terminal display device 4;

the smart whiteboard device is configured to: the external writing track causes the signal change of the touch sensing layer 12, the micro control unit 2 detects the signal change and then sends the signal change out through the transmission part 31, and the receiving part 32 receives the signal change to obtain the writing track and transmits the writing track to the terminal display device 4.

The first embodiment of the present utility model is mainly to design a smart whiteboard device including a writing module 1, a micro control unit 2 and a transmission module 3, where the touch sensing layer 12 of the writing module 1 includes a base film 121, a plurality of first electrodes 122 and second electrodes 124 intersecting each other and having a grid shape are disposed on the base film 121, an external writing track touches the plurality of first electrodes 122 and second electrodes 124 intersecting each other and having a grid shape on the base film 121, so as to cause signal variation, the micro control unit 2 detects the signal variation and then sends the signal variation through the transmission part 31, and the receiving part 32 receives the signal variation to obtain the writing track and transmits the writing track to the terminal display device 4, so that the touch sensing layer 12 with such a structure captures, transmits, displays or stores the real-time writing track and corresponding actions such as modifying the writing track.

In the first embodiment of the present utility model, referring to fig. 1, a plurality of first electrodes 122 are disposed on a base film 121 at intervals in parallel along the length direction of the whiteboard, and a plurality of second electrodes 124 are disposed on the base film 121 at intervals in parallel along the width direction of the whiteboard, so as to facilitate production, reduce cost, and facilitate acquisition of writing tracks after signal change; the periphery of the base film 121 is printed with a plurality of first edge wires 123 and second edge wires 125, the first electrode 122 is connected to the first edge wires 123, the second electrode 124 is connected to the second edge wires 125, the first edge wires 123 and the second edge wires 125 are connected to the micro control unit 2 to ensure complete signal transmission, more specifically, the first edge wires 123 and the second edge wires 125 are single-sided wires or double-sided wires, the first edge wires 123 and the second edge wires 125 are connected to the micro control unit 2 through flexible flat cables 5, and the thickness of the writing module 1 can be reduced while ensuring signal transmission by adopting flexible flat cables 5 (FPCs).

In a first embodiment of the present utility model, referring to fig. 1, the writing module 1 further includes a moisture-proof protection film 13, a buffer lining layer 14 and a hard support layer 15 sequentially disposed on a side of the touch sensing layer 12 away from the writing layer 11. The writing layer 11 includes a writing support plate 112 and a writing film 111 attached thereto, and the writing film 111 is a transparent film or a white film. Further, the smart whiteboard device further comprises a power module 6, the micro control unit 2, the touch sensing layer 12 and the transmitting part 31 are connected with the power module 6, the power module 6 comprises a magnetic USB power line 61 and a power adapter, and the magnetic USB power line 61 and the power adapter supply power to the micro control unit 2, the touch sensing layer 12 and the transmitting part 31 through a magnetic power interface. The design improves the stability and reliability of the power supply of the intelligent whiteboard device, and meanwhile, the intelligent whiteboard device can conveniently convert and move the field, so that the application scene is increased.

In the scheme of the first embodiment of the utility model, the intelligent whiteboard device further comprises a whiteboard pen and a blackboard eraser, wherein the whiteboard pen comprises a pen point, a cotton core, a pen holder and a pen cap, the pen holder is filled with common ink, and the pen point is a fiber pen point; the blackboard eraser comprises a bottom plate and an eraser body, wherein the bottom plate is a round plastic shell with the diameter of 10cm, and the eraser body is a sponge with the diameter of 10 cm. The wiper body contacts the writing film 111 to erase ink, so that a synchronous wiping function can be realized.

Example two

As shown in fig. 2 and fig. 3, a second embodiment of the present utility model proposes another smart whiteboard device, and most of the technical solutions of the second embodiment are similar to those of the first embodiment, wherein the first electrode 122 and the first edge trace 123 are disposed on one side of the base film 121, the second electrode 124 and the second edge trace 125 are disposed on the opposite side of the base film 121, and the insulating base film 121 insulates the first electrode 122 and the second electrode 124 to ensure correct signal transmission, and the first electrode 122 and the second electrode 124 are disposed on the front and rear surfaces of the base film 121.

Example III

As shown in fig. 4 and fig. 5, in a third embodiment of the present utility model, a third most technical solution is similar to the first embodiment, in which the touch sensing layer 12 includes two base films 121, the first electrode 122 and the first edge trace 123 are disposed on the first base film 121, the second electrode 124 and the second edge trace 125 are disposed on the second base film 121, and the two base films 121 are sequentially stacked, so that the first electrode 122 and the second electrode 124 are disposed on the two base films 121, respectively, which is simpler in production than other methods, and the insulating isolation is completed by the adjacent base films 121 themselves, without coating the insulating ink layer 126.

Example IV

As shown in fig. 6, a fourth embodiment of the present utility model discloses another smart whiteboard device, and most of the technical solutions of the fourth embodiment are similar to those of the fourth embodiment, in which, in the fourth embodiment, the insulating ink layer 126 is disposed to be laid at least at the joint between the first electrode 122 and the second electrode 124, and the area of the insulating ink layer 126 is larger than the joint area of the first electrode 122 and the second electrode 124, so that the application area of the insulating ink layer 126 is minimized, and the insulating ink layer also has an insulating and isolating effect, and materials are saved.

Example five

As shown in fig. 7, a fifth embodiment of the present utility model discloses a smart whiteboard device, and most of the technical solutions of the fifth embodiment are similar to those of the first embodiment, in which, in the fifth embodiment, the insulating ink layer 126 is disposed to be laid at least in the extending direction of the first electrode 122 or the second electrode 124, and the width of the insulating ink layer 126 is greater than the width of the first electrode 122 or the second electrode 124, so that the area covered by the insulating ink layer 126 can be at least slightly greater than the extending path of the first electrode 122 or the second electrode 124, and a greater insulating and isolating effect is exerted.

In a sixth embodiment, as shown in fig. 8 and 9, a smart whiteboard device is disclosed in the sixth embodiment, wherein the insulating ink layer 126 is disposed to be laid on the whole area of the base film 121 where the first electrode 122 and the second electrode 124 are located, so that the first electrode 122 and the second electrode 124 are isolated by the whole insulating ink layer 126, thereby exerting the maximum insulating isolation effect.

The seventh embodiment of the utility model discloses a smart whiteboard device adopting two-sided integrated control, and most of the technical schemes of the seventh embodiment are similar to those of the embodiments, and the difference is that the writing module 1 is provided with two sets, the two sets of writing modules 1 are arranged on two opposite sides of the smart whiteboard device, and the two sets of writing modules 1 are connected with one set of micro control unit 2 and transmission module 3 to perform two-sided integrated control, so that the front and back sides of the smart whiteboard device can be used for writing, the two sides can use the conventional whiteboard pen and whiteboard eraser to realize the functions of instant writing and instant modification, writing contents can be stored and shared in real time, and the integrated control can reduce the number of parts and reduce the cost.

An eighth embodiment of the present utility model discloses an intelligent whiteboard device with two sides respectively controlled, and most of the technical solutions of the eighth embodiment are similar to those of the embodiments, and the difference is that two sets of writing modules 1 are provided, the two sets of writing modules 1 are provided on two opposite sides of the intelligent whiteboard device, and the two sets of writing modules 1 are respectively connected with a set of micro-control unit 2 and a transmission module 3 to respectively control the two sides. Therefore, the design achieves the purposes that the front side and the rear side of the intelligent whiteboard device can be used for writing, the two sides can use the conventional whiteboard pen and the whiteboard eraser to realize the functions of real-time writing and real-time modification, writing contents can be stored and shared in real time, and the two sides can be controlled respectively to exert the optimal performance of the intelligent whiteboard device.

In each of the above embodiments, the base film 121 is a polymer film such as PET or PI; the first electrode 122 and the second electrode 124 are printed metal paste lines or embedded metal paste lines, such as silver paste lines, copper paste lines, etc.; the first electrode 122 and the second electrode 124 vertically intersect to form a grid, and the widths of the first electrode 122 and the second electrode 124 are set to be 0.1-1.0 mm. The performance is stable, and the quick, accurate and stable reaction can be carried out according to the writing track, the modifying track or the erasing track.

Specifically, in each of the above embodiments, the transmitting portion 31 further includes a detachable antenna for enhancing signal transmission; the receiving portion 32 includes a USB receiver, which is a wireless communication device including a housing and a chip. This makes the signal reception and transmission by the transmission unit 31 more stable and faster.

In the above embodiments, the terminal display device 4 is a mobile phone, a computer, a tablet, a touch display screen or an integrated machine, which is not limited to the above embodiments. The transmitting portion 31 and the receiving portion 32 wirelessly transmit signals by bluetooth, infrared, wiFi, etc., and the utility model is not limited thereto.

Through implementation of the embodiments, the purposes of adding the functions of instant storage and multi-terminal display of the written content on the basis of not changing the original use habit of guests and the appearance of products are achieved.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims (12)

1. An wisdom whiteboard device, its characterized in that:

the intelligent whiteboard device comprises a writing module (1), a micro control unit (2) and a transmission module (3); wherein,

the writing module (1) comprises a writing layer (11) and a touch sensing layer (12) which are arranged in a stacked mode, the touch sensing layer (12) comprises a base film (121), a plurality of first electrodes (122) and second electrodes (124) which are mutually intersected and are in a grid shape are arranged on the base film (121), and the first electrodes (122) and the second electrodes (124) are all metal paste lines;

the input end of the micro control unit (2) is connected with the touch sensing layer (12), and the output end of the micro control unit (2) is connected with the transmission module (3);

the transmission module (3) comprises a transmission part (31) and a receiving part (32) which are used for signal connection, the transmission part (31) is connected with the output end of the micro control unit (2), and the receiving part (32) is connected with the terminal display equipment (4);

the smart whiteboard device is configured to: the external writing track causes the signal change of the touch sensing layer (12), the micro control unit (2) detects the signal change and then sends the signal change out through the transmission part (31), and the receiving part (32) receives the signal change to obtain the writing track and transmits the writing track to the terminal display equipment (4).

2. The intelligent whiteboard device according to claim 1, wherein: a plurality of first electrodes (122) are arranged on the base film (121) at intervals in parallel along the length direction of the whiteboard, and a plurality of second electrodes (124) are arranged on the base film (121) at intervals in parallel along the width direction of the whiteboard; the periphery of the base film (121) is printed with a plurality of first edge wires (123) and second edge wires (125), the first electrode (122) is connected to the first edge wires (123), the second electrode (124) is connected to the second edge wires (125), and the first edge wires (123) and the second edge wires (125) are connected with the micro control unit (2).

3. The intelligent whiteboard device according to claim 2, wherein: the first edge wire (123) and the second edge wire (125) are single-side wires or double-side wires, and the first edge wire (123) and the second edge wire (125) are connected to the micro control unit (2) through the flexible flat cable (5).

4. The intelligent whiteboard device according to claim 2, wherein: the first electrode (122) and the first edge wire (123) are arranged on one side of the base film (121), and the second electrode (124) and the second edge wire (125) are arranged on the other side opposite to the base film (121).

5. The intelligent whiteboard device according to claim 2, wherein: the first electrode (122) and the second electrode (124) are arranged on the same side of the base film (121), and an insulating ink layer (126) is arranged between the first electrode (122) and the second electrode (124).

6. The intelligent whiteboard device according to claim 5, wherein:

the insulating ink layer (126) is arranged to be laid at least at the overlapping position of the first electrode (122) and the second electrode (124), and the area of the insulating ink layer (126) is larger than the overlapping area of the first electrode (122) and the second electrode (124);

or the insulating ink layer (126) is arranged to be laid at least in the extending direction of the first electrode (122) or the second electrode (124), and the width of the insulating ink layer (126) is larger than the width of the first electrode (122) or the second electrode (124);

or the insulating ink layer (126) is arranged to be laid on the whole base film (121) in the area where the first electrode (122) and the second electrode (124) are located.

7. The intelligent whiteboard device according to claim 2, wherein: the touch sensing layer (12) comprises two base films (121), a first electrode (122) and a first edge wire (123) are arranged on the first base film (121), a second electrode (124) and a second edge wire (125) are arranged on the second base film (121), and the two base films (121) are sequentially stacked.

8. The intelligent whiteboard device according to claim 1, wherein: the base film (121) is a polymer film; the first electrode (122) and the second electrode (124) are printed metal paste lines or embedded metal paste lines; the first electrode (122) and the second electrode (124) are vertically crossed to form a grid shape, and the widths of the first electrode (122) and the second electrode (124) are set to be 0.1-1.0 mm.

9. The intelligent whiteboard device according to claim 1, wherein:

the transmission part (31) further comprises a detachable antenna for enhancing signal transmission;

the receiving portion (32) includes a USB receiver, which is a wireless communication device including a housing and a chip.

10. The intelligent whiteboard device according to claim 1, wherein: the writing module (1) further comprises a moistureproof protective film (13), a buffer lining layer (14) and a hard supporting layer (15) which are sequentially arranged on one side, far away from the writing layer (11), of the touch sensing layer (12); the writing layer (11) includes a writing support plate (112) and a writing film (111) attached thereto.

11. The intelligent whiteboard device according to claim 1, wherein: the intelligent whiteboard device is characterized in that two sets of writing modules (1) are arranged, the two sets of writing modules (1) are arranged on two opposite sides of the intelligent whiteboard device, the two sets of writing modules (1) are connected with one set of micro control unit (2) and the transmission module (3) to perform two-side integrated control, or the two sets of writing modules (1) are respectively connected with one set of micro control unit (2) and the transmission module (3) to perform two-side separate control.

12. The intelligent whiteboard device according to claim 1, wherein: the smart whiteboard device further comprises a power module (6), the micro control unit (2), the touch sensing layer (12) and the conveying part (31) are connected with the power module (6), the power module (6) comprises a magnetic USB power line (61) and a power adapter, and the magnetic USB power line (61) and the power adapter supply power to the micro control unit (2), the touch sensing layer (12) and the conveying part (31) through a magnetic power interface.