CN215770296U

CN215770296U - Wisdom blackboard

Info

Publication number: CN215770296U
Application number: CN202121839565.0U
Authority: CN
Inventors: 汤永长
Original assignee: Suzhou Xinjingteng Photoelectric Technology Co ltd
Current assignee: Suzhou Xinjingteng Photoelectric Technology Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-02-08
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses an intelligent blackboard which comprises a touch screen and at least one writing screen, wherein the touch screen and the writing screen are fixedly connected through a frame, a backboard is arranged on the back of the touch screen and the back of the writing screen together, a lining metal plate is arranged on the backboard, a multifunctional adapter plate, a computer host, a touch screen main board and an infrared touch panel are fixed on the lining metal plate, the computer host is in communication connection with the multifunctional adapter plate, the touch screen main board is connected with the touch screen, the computer host is in plug-in connection with a plug-in port of the multifunctional adapter plate in a plug-in mode, the infrared touch panel and the writing screen are correspondingly arranged, each infrared touch panel is connected with two infrared cameras located at the junction of the touch screen and the writing screen through wires, and the infrared cameras face the writing screen and are fixed in the frame. Compact structure can write on the screen, and the content that will write shows at the touch-control screen, is convenient for operate on the touch-control screen, improves interactive effect and efficiency.

Description

Wisdom blackboard

Technical Field

The utility model relates to the technical field of electronic whiteboards and LCD screens, in particular to an intelligent blackboard.

Background

The blackboard is widely applied to the office field and the teaching field. At present, a board written by a board pen on the market is developed, and certainly with the development of computer technology and electronic technology, an electronic product capable of combining functions of a computer and a projector appears: the electronic blackboard can introduce various types of digital information resources timely, conveniently and flexibly to display the digital resources more flexibly, and can realize the function of storing the book content immediately for convenient use in the future. Because of their many advantages, electronic blackboards are increasingly used as teaching and training devices.

The interactive electronic blackboard combines the modern computer technology, the nano-capacitor technology, the infrared touch technology, the multimedia resources and the professional software, is simple and efficient to use, and can well bear the requirements of informatization teaching. However, most of electronic blackboards in the market can only write alone or perform video touch alone, and when video needs to be played, it is difficult to write information while displaying the written information in a video touch area.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide the intelligent blackboard which is compact in structure, can display the written content on the touch screen while writing on the writing screen, is convenient to operate on the touch screen, and improves the interaction effect and efficiency.

In order to achieve the above purposes, the utility model adopts the technical scheme that: an intelligent blackboard, its characterized in that: including the touch-control screen through frame fixed connection and at least one screen of writing, the touch-control screen is provided with the backplate with the screen back of writing jointly, be provided with the inside lining panel beating on the backplate, be fixed with multi-functional keysets and with multi-functional keysets communication connection's computer, touch-control screen mainboard and infrared touch-control board on the inside lining panel beating, the touch-control screen mainboard is connected with the touch-control screen, but computer and multi-functional keysets's interface plug is connected, infrared touch-control board corresponds the setting with the screen of writing, and every infrared touch-control board all is connected with two through the wire and is located the infrared camera of the juncture of touch-control screen and the screen of writing, infrared camera is towards the screen of writing and fixes in the frame.

The utility model has the beneficial effects that: the writing screen and the touch screen are fixed into a whole through the frame, writing is carried out in a writing area, the coordinate position on the writing screen is shielded in real time by utilizing the principle of triangular positioning through the infrared camera, and written contents or even real-time tracks can be displayed through the touch screen on one side, so that the ornamental and interactive effects can be improved, and the contents in the writing area can be stored as required. Thereby increasing interaction efficiency and effectiveness. The computer host, the touch screen main board and the infrared touch panel are fixed on the lining metal plate, so that the structure is more compact, the space is greatly saved, and the wiring is convenient.

Further, the writing screen adopts AG anti-dazzle glass or an enamel panel, an antireflection film is arranged on the inner side of the AG anti-dazzle glass, and the surface of the enamel panel is subjected to atomization treatment. Is convenient for writing and watching.

Furthermore, the multifunctional adapter plate is also in communication connection with a power amplifier mainboard fixed on the lining metal plate, and the power amplifier mainboard is connected with a receiving antenna penetrating through the side wall of the frame through a connecting wire. The computer host can receive information sent by external equipment (such as a computer and a mobile phone) through the receiving antenna and display the information through the touch screen, so that interactivity is improved.

Further, a wireless screen sharing device is further embedded in a frame at the joint of the touch screen and the writing screen, and the wireless screen sharing device is connected with a transmitting antenna penetrating through the side wall of the frame through a connecting wire. The wireless screen sharing device is built in, saves space, can project a screen with external equipment, is convenient to project to a larger screen through wireless, and realizes interaction with low cost and high efficiency.

Further, the connecting wire is a coaxial cable with the model number RG316, and has strong shielding and low internal resistance.

Furthermore, the inner side wall of the frame is provided with an optical reflection strip which is arranged corresponding to the infrared camera, and the light beam of the infrared camera can be reflected out from the optical reflection strip.

Further, the lens of the infrared camera faces the opposite angle of the writing screen, each infrared camera is provided with an infrared LED luminous source, the wavelength of the emitted light of the infrared LED luminous source is 850nm, and the emitted light of the LED luminous source is emitted to the optical reflection strip. The emitted light of the infrared LED luminous source is emitted to the optical reflection strip attached to the inner side of the frame, the lens of the infrared camera receives the reflected light, and the coordinate position is blocked in real time by utilizing the principle of triangulation.

Further, four corners department of touch-control screen is provided with the adapter, the both sides below of touch-control screen is provided with loudspeaker, loudspeaker and adapter all are connected with the power amplifier mainboard through the wire.

Further, the below of touch-control screen still is provided with keypad and the HUB integrator that is located between the loudspeaker, and the keypad is provided with function shift key, a key recorded broadcast key etc. that a key switches to intelligent blackboard from ordinary blackboard for convenient operation on the keypad. The customer can need not peg graft the host computer according to using costsly, with external computer or other digital products through the HUB integrator realize low-cost efficient interdynamic. The top of touch screen is provided with the video-information camera that is located between the adapter, and the video-information camera is towards the touch screen front end, improves the interdynamic with the viewer. The key board, the HUB integrator and the video camera are connected with the adapter plate through wires.

Further, frame front end still joint encircles the touch screen and sets up the face frame, set up the windowing that supplies the button of adapter, loudspeaker, keypad and the interface of HUB integrator to correspond on the face frame.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is an exploded view of example 1 of the present invention;

fig. 3 is an electrical schematic diagram of embodiment 1 of the present invention;

FIG. 4 is a schematic structural view of example 2 of the present invention;

fig. 5 is a schematic structural diagram of embodiment 2 of the present invention.

In the figure:

1. a frame; 2. a touch screen; 3. a writing screen; 4. a back plate; 5. lining metal plates; 6. the system comprises a multifunctional adapter plate 7, a computer host 8, a touch screen main board 9 and an infrared touch panel; 10. an infrared camera; 11. a power amplifier mainboard; 12. a receiving antenna; 13. a wireless screen sharing device; 14. a transmitting antenna; 15. an optical reflective strip; 16. a sound pickup; 17. a horn; 18. a key sheet; 19. a HUB integrator; 20. a video camera; 21. a face frame; 211. and (6) windowing.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Example 1

Referring to fig. 1-3, the intelligent blackboard of the present invention includes a touch screen 2 and two writing screens 3 fixedly connected by a frame 1, wherein the writing screens 3 are disposed on two sides of the touch screen 2. According to the proportion and habit of a human eye visual window, the touch screen is rectangular, the horizontal axis is larger than the longitudinal axis, and the preferred horizontal-longitudinal ratio is 16:9, 16:10 and 4: 3. The longitudinal axis of the writing screen 3 is equal to the longitudinal axis of the touch screen.

The back face of the touch screen and the back face of the writing screen 3 are provided with a back plate 4, the back plate 4 is provided with a lining metal plate 5, and the lining metal plate 5 can be located in a cavity between the back plate 4 and the touch screen or the writing screen 3 and also can be fixed on the back face of the back plate 4. The lining metal plate 5 is fixed with a multifunctional adapter plate 6, a computer host 7 in communication connection with the multifunctional adapter plate 6, a touch screen mainboard 8 and an infrared touch panel 9. The touch screen mainboard 8 is connected with the touch screen, the computer host 7 is connected with the plug interface of the multifunctional adapter plate 6 in a pluggable manner, and the computer host 7 can be plugged or not equipped with the computer host 7 when leaving a factory according to the requirements of customers.

The infrared touch control panel 9 corresponds the setting with the screen 3 of writing, and every infrared touch control panel 9 all is connected with two infrared cameras 10 that are located the juncture of touch control screen 2 and the screen 3 of writing through the wire, and infrared camera 10 is towards the screen 3 of writing and just fixes in frame 1. An optical reflection strip 15 corresponding to the infrared camera 10 is arranged on the inner side wall of the frame 1, and light beams of the infrared camera 10 can be reflected out of the optical reflection strip 15. The lens of the infrared camera 10 faces the opposite angle of the writing screen 3, each infrared camera 10 is provided with an infrared LED light emitting source, the wavelength of the emitted light of the infrared LED light emitting source is 850nm, and the emitted light of the LED light emitting source is emitted to the optical reflection strip 15. The emitted light of the infrared LED luminous source is emitted to an optical reflection strip 15 attached to the inner side of the frame 1, the reflected light is received by a lens of the infrared camera 10, and the coordinate position is blocked in real time by utilizing the principle of triangulation.

The writing screen 3 and the touch screen 2 are fixed into a whole through a frame, writing is carried out in a writing area, the coordinate position on the writing screen 3 is shielded in real time by utilizing the principle of triangular positioning through the infrared camera 10, written contents and even real-time tracks can be displayed through the touch screen 2 on one side, the ornamental and interactive effects can be improved, and the contents of the writing screen 3 can be stored as required. Thereby increasing interaction efficiency and effectiveness. The computer host 7, the touch screen main board 8 and the infrared touch panel 9 are fixed on the lining metal plate 5, so that the structure is more compact, the space is greatly saved, and the wiring is convenient.

The writing screen 3 adopts AG anti-dazzle glass or an enamel panel, an anti-reflection film is arranged on the inner side of the AG anti-dazzle glass, and the surface of the enamel panel is atomized, so that writing and watching are facilitated.

The multifunctional adapter plate 6 is also in communication connection with a power amplifier mainboard 11 fixed on the lining metal plate 5, and the power amplifier mainboard 11 is connected with a receiving antenna 12 penetrating through the side wall of the frame 1 through a connecting wire. The host computer 7 can receive information sent by external equipment (such as a computer and a mobile phone) through the receiving antenna 12 and display the information through the touch screen, so that interactivity is improved. Still inlay in the frame 1 of the handing-over department of touch screen and writing screen 3 and be equipped with wireless with screen ware 13, wireless with screen ware 13 is connected with transmitting antenna 14 that runs through frame 1 lateral wall through the connecting wire. The wireless screen sharing device 13 is built in, saves space, can project a screen with external equipment, is convenient to project to a larger screen through wireless, and realizes interaction with low cost and high efficiency. The connecting wire is a coaxial cable with the model number RG316, and has strong shielding and low internal resistance.

Four corners departments of touch-control screen are provided with adapter 16, and the both sides below of touch-control screen is provided with loudspeaker 17, and loudspeaker 17 and adapter 16 all are connected with power amplifier mainboard 11 through the wire. The sound pickup 16 and the loudspeaker 17 realize sound collection and sound playing, and interaction is improved.

The below of touch-control screen still is provided with keypad 18 and HUB integrator 19 that are located between loudspeaker 17, and keypad 18 is provided with function switching key, a key recorded broadcast key etc. that a key switches to intelligent blackboard from ordinary blackboard for convenient operation on the keypad 18. The customer can be according to the use cost needs, does not install plug-in computer host 7, passes through HUB integrator 19 with external computer or other digital products and realizes low-cost efficient interdynamic. The top of the touch screen is provided with a video camera 20 located between the sound pick-ups 16, and the video camera 20 faces the front end of the touch screen to improve the interaction with the viewer. The keypad 18, HUB integrator 19 and video camera 20 are connected to the adapter board by wires. The front end of the frame 1 is also clamped with a surrounding touch screen setting face frame 21, and the face frame 21 is provided with a window 211 corresponding to the keys of the sound pickup 16, the loudspeaker 17 and the key board 18 and the interface of the HUB integrator 19.

Example 2

Referring to fig. 4-5, the writing screen 3 in this embodiment is one, and is disposed on the left side or the right side of the touch screen 2, and the other structures are the same as the intelligent blackboard in embodiment 1.

The above embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention is not limited thereto, and any equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.

Claims

1. An intelligent blackboard, its characterized in that: the multifunctional writing screen comprises a touch screen (2) and at least one writing screen (3) which are fixedly connected through a frame (1), wherein a back plate (4) is jointly arranged on the back of the touch screen (2) and the back of the writing screen (3), a lining metal plate (5) is arranged on the back plate (4), a multifunctional adapter plate (6), a host computer (7) in communication connection with the multifunctional adapter plate (6), a touch screen mainboard (8) and an infrared touch panel (9) are fixed on the lining metal plate (5), the touch screen mainboard (8) is connected with the touch screen, the host computer (7) is connected with a plugging port of the multifunctional adapter plate (6) in a pluggable manner, the infrared touch panel (9) is arranged corresponding to the writing screen (3), and each infrared touch panel (9) is connected with two infrared cameras (10) positioned at the junction of the touch screen and the writing screen (3) through leads, the infrared camera (10) faces the writing screen (3) and is fixed in the frame (1).

2. The intelligent blackboard according to claim 1, wherein: the writing screen (3) is made of AG anti-dazzle glass or an enamel panel, an anti-reflection film is arranged on the inner side of the AG anti-dazzle glass, and the surface of the enamel panel is subjected to atomization treatment.

3. The intelligent blackboard according to claim 1, wherein: the multifunctional adapter plate (6) is further connected with a power amplifier mainboard (11) fixed on the lining metal plate (5) in a communication mode, and the power amplifier mainboard (11) is connected with a receiving antenna (12) penetrating through the side wall of the frame (1) through a connecting wire.

4. The intelligent blackboard according to claim 3, wherein: still inlay in frame (1) of handing-over department of touch screen and writing screen (3) and be equipped with wireless with screen ware (13), wireless with screen ware (13) are connected with transmitting antenna (14) that run through frame (1) lateral wall through the connecting wire.

5. The intelligent blackboard according to claim 4, wherein: the connecting wire is a coaxial cable with the model number RG 316.

6. The intelligent blackboard according to claim 1, wherein: the infrared camera is characterized in that optical reflection strips (15) corresponding to the infrared cameras (10) are arranged on the inner side wall of the frame (1), and light beams of the infrared cameras (10) can be reflected out from the optical reflection strips (15).

7. The intelligent blackboard according to claim 6, wherein: the lens of the infrared cameras (10) faces the opposite angle of the writing screen (3), each infrared camera (10) is provided with an infrared LED luminous source, the wavelength of the emitted light of the infrared LED luminous source is 850nm, and the emitted light of the LED luminous source is emitted to the optical reflection strip (15).

8. The intelligent blackboard according to claim 3, wherein: four corners departments of touch-control screen are provided with adapter (16), the both sides below of touch-control screen (2) is provided with loudspeaker (17), loudspeaker (17) and adapter (16) all are connected with power amplifier mainboard (11) through the wire.

9. The intelligent blackboard according to claim 8, wherein: the below of touch-control screen still is provided with keypad (18) and HUB integrator (19) that are located between loudspeaker (17), the top of touch-control screen is provided with video-signal camera (20) that are located between adapter (16), keypad (18), HUB integrator (19) and video-signal camera (20) pass through the wire with the keysets and are connected.

10. The intelligent blackboard according to claim 9, wherein: frame (1) front end still joint has to encircle the touch-control screen and sets up face frame (21), offer button and the interface of HUB integrator (19) of confession adapter (16), loudspeaker (17), keypad (18) on face frame (21) and correspond windowing (211).