KR200232171Y1 - Multiple functional electronic board having a beam projector multiple functional - Google Patents

Abstract

The present invention relates to a multi-functional copyboard with a built-in projector, more specifically, by installing the projector on the back of the screen, connecting with a computer, and transferring the contents written on the screen with an electronic pen to a computer, as well as printing and storing. The present invention relates to a multi-functional electronic blackboard with built-in projectors in which other functions such as VTR and AMP are incorporated to diversify the functions of the electronic blackboard.

As a specific means for achieving the present invention;

An electronic blackboard comprising a screen, an electronic sensor installed on one side of the screen, an electronic pen, and a computer receiving the contents described on the screen.

A case configured to install and fix the screen, and an audio output unit configured at one side and the other side of the case bottom;

An image output unit configured with a reflector and a projector at the rear of the screen;

A control device including a central control unit and a sound supply unit, an image supply unit and an audio input unit embedded in the lower part of the case;

It is achieved by consisting of a power supply consisting of an external power input unit for supplying power to the control unit, a control box and a power switch connected to the external power input unit.

Therefore, the electronic blackboard of the present invention is a very useful invention that can provide a great satisfaction to the user by being configured to see and hear that only the contents described in the electronic blackboard by incorporating the projector inside the rear of the screen.

Description

Multiple functional electronic board having a beam projector multiple functional}

The present invention relates to a multi-functional copyboard with a built-in projector, more specifically, by installing the projector on the back of the screen, connecting with a computer, and transferring the contents written on the screen with an electronic pen to a computer, as well as printing and storing. The present invention relates to a multi-functional electronic blackboard with built-in projectors in which other functions such as VTR and AMP are incorporated to diversify the functions of the electronic blackboard.

In general, an electronic blackboard (1) attaches an electronic sensor (2) to one side of the front surface of the screen (5) and transfers the contents of the board to the computer (3), thereby storing and printing the contents of the computer (3). Therefore, it is configured so that a user can view the written content on the screen of the computer 3 without taking a note.

However, if the electronic board (6) is written on the whiteboard, there is no inconvenience, but the computer (3) must be connected to the electronic board (1) separately and can be used only as the electronic board (1). People who prefer various functions in society have no other features such as sound effects, so they can only see what is written on the whiteboard.

For example, in case of installing and using the electronic blackboard 1 as described above in a school or the like, the notebook is not required, but the teacher's voice is not configured to be stored separately in the computer 3, so students cannot listen to the teacher's voice again. You won't have the great effect of learning.

The present invention was conceived in view of the above problems, the installation of the projector on the back of the screen, and transmits the contents described to the central control unit, as well as the user wearing the wireless microphone and seeing the screen through the sound supply unit In addition to being able to see, the image supply unit is installed to provide a multi-functional electronic blackboard that allows the user to selectively watch the movie as described above.

As a specific means for achieving the present invention;

In an electronic blackboard (1) comprising a screen (5), an electronic sensor (2) installed on one side of the screen (5), an electronic pen (6), and a computer (3) receiving the contents described in the screen (5). ,

A case 10 configured to install and fix the screen 22 and a sound output unit 70 formed at one side and the other side of the lower part of the case 10;

An image output unit 20 configured with a reflector 21 and a projector 24 to the rear of the screen 22;

A control device 30 configured to control the image output unit and include a central control unit 34, a sound supply unit 33, a video supply unit 32, and an audio input unit 31 embedded in a lower portion of the case 10;

It is achieved by consisting of a power supply unit 50 consisting of an external power input panel 52 for supplying power to the control unit 30, a control box 51 and a power switch 53 connected to the external power input panel 52. do.

1 is a schematic diagram showing an electronic blackboard that is conventionally used,

2 is an exploded perspective view of an electronic blackboard according to the present invention;

Figure 3 is a side cross-sectional view of the copyboard according to the present invention,

4 is an overall flowchart of an electronic blackboard according to the present invention.

<Explanation of symbols for each major part of drawing>

10: case 20: video output unit

21: Reflector 22: Screen

23: Electronic sensor 24: Projector

30: controller 31: voice input unit

32: image supply unit 33: sound supply unit

34: central control unit 40: fan

50: power supply 51: control box

52: external power input panel 53: power switch

60: electronic pen 70: sound output unit

241: LCD projector 242: pair of mounting plate 243: spring 244: parallel adjustment bolt 245: connection box 246: moving adjustment bolt

Detailed description of the present invention will be described with reference to the drawings.

2 is an exploded perspective view of an electronic blackboard according to the present invention;

Figure 3 is a side cross-sectional view of the copyboard according to the present invention,

4 is an overall flowchart of an electronic blackboard according to the present invention.

The electronic blackboard according to the present invention includes a case 10 and an image output unit 20 configured above the case 10, an audio output unit 70 configured below the image output unit 20, and the image output unit 20. And a control device 30 connected to the sound output unit 70 and a power supply unit 50 for supplying power to the control device 30.

First, the case 10 of the present invention, as shown in Figure 2, is composed of a rectangular body upright, a plurality of fans 40 are formed on the upper to send the heat generated from the case 10 to the outside It is configured to be separated from the top and bottom.

This is because the width of the electronic blackboard (1) is usually shorter than the width of the width, in consideration of the inconvenience of moving to the room during the movement and the copyboard is configured to be easy to transport by separating the upper and lower parts, Of course, the lower portion of the case 10 is provided with a roller or the like.

In addition, the image output unit 20 configured above the case 10 includes a screen 22, a reflector 21 installed at the rear of the screen 22, and a projector 24 projected onto the reflector 21. .

Looking at the detailed configuration of the image output unit 20, the case (10) inside the projector 24 is installed, the projector 24 is composed of a stand that is easy to adjust the angle and movement, the stand is a conventional LCD projector 241 is provided.

The LCD projector 241 connected to the central control unit 34, which is supplied from the control box to be described later, is projected onto the reflector 21 in a color of blue green or white by the reflector 21, and is projected on the reflector 21. The light is reflected back to the screen 22 so that the user writes with the electronic pen 60 on the screen projected on the screen 22.

In this case, as shown in FIG. 3, a pair of mounting plates 242 and a pair of mounting plates 242 each have a spring 243 so as to be able to perform parallel adjustment at each vertex.

Here, the parallel adjustment bolt 244 is fitted to each spring 243 so that the spring 243 can be compressed and relaxed, and the connection box 245 is located at the bottom of the center of the pair of mounting plates 242. Consists of.

In addition, the one side and the other side of the connection box 245, the movement adjustment bolt 246 is configured in the connection box 245 so that the angle and distance of the light projected from the LCD projector 241, the LCD, The light projected from the projector 241 is projected onto the reflector 21, and the reflector 21 reflects light back onto the screen 22.

On the other hand, when a user writes the corresponding contents by using the electronic pen 60 on the screen 22, the contents described on the screen 22 are embedded in the electronic sensor sensor 23 to the rear of one side of the screen 22 and the screen. The content described in (22) is configured to be input to the central control unit 34.

Such a configuration is a method of connecting and using a conventional electronic sensor 2 and the computer (3), the present invention is configured to be used by installing the electronic sensor 23 in the screen 22, conventional The electronic sensor 23 is projected to the outside to compensate for the narrow use of the screen 22.

In addition, a control device 30 is installed below the case 10, and the control device 30 includes a sound supply unit 33, an image supply unit 32, and an audio input unit to the central control unit 34 and the central control unit 34. 31 is sequentially stacked, and controls the equipment by using a mouse and a keyboard (K).

That is, the central control unit 34, which is supplied with power, is displayed on the screen 22 like a normal computer 3, and a user selects an electronic blackboard function and a VTR function by clicking an icon on the display screen. It can be used as.

Here, the sound supply unit 33 is connected to the sound output unit 70 and is connected to the central control unit 34 is configured to adjust to the central control unit 34.

In addition, the audio input unit 31 and the image supply unit 32 are also connected to the central control unit 34 and configured to be controlled by the central control unit 34.

In addition, the central control unit 34 is connected to the power supply unit 50 as shown in FIG. 4, and the power supply unit 50 includes a control box 51, an external power input panel 52, and a power switch 53. It is composed of

Here, the control box 51 supplies the power supplied through the external power input panel 52 to the LCD projector 241, the central controller 34, the sound supply unit 33, the image supply unit 32, and the audio input unit 31. In order to supply power to the sound output unit 70, another control switch, that is, a power switch 53 is connected to the control box 51.

At this time, the power switch 53 is to act as a double switch together with the external power input panel 52, which is a conventional sudden power failure and LCD when the user turns off the power of the LCD projector 241 that is ON for a long time It is configured to prevent the lamp of the projector 241 from cracking due to a sudden temperature difference.

That is, the power switch 53 is rotated until the main power is turned off the fan 40 configured in the upper part of the case 10 even after various equipment connected to the central control unit 34 is turned off of the LCD projector 241 lamp It is configured to prevent cracking.

Unsigned The keyboard is (K) and the wireless microphone is (M).

Referring to the mutual coupling relationship and the operating state of the multifunction electronic blackboard having the configuration as described above in detail.

Power is supplied to the control box 51 through the external power input panel 52, and when the user turns on the power switch 53 connected to the control box 51, power is supplied to the entire system.

After the power is supplied, the central control unit 34 displays the screen on the screen as in the normal computer 3 and clicks the corresponding icon according to the user's selection to use the function as desired by the user.

For example, when the user enters the contents on the screen 22, the contents are written using the electronic pen 60, and the contents are recognized by the electronic sensor 23 and transmitted to the central controller 34 for printing and storing. can do.

In addition, the user's body is provided with a small size wireless microphone (M), the user inputs the contents of the contents written on the screen 22 in the voice input unit 31 receives the voice through the sound output unit 70 People will be able to see and hear the user's voice and content.

In addition, when the electronic pen 60 is not used, a video tape or the like may be inserted into the image supply unit 31 to output an image screen through the screen 22 to have a function similar to that of a normal TV.

When the user wants to turn off the system power after the explanation, the power is turned off by pressing the power switch 53. However, the main power is turned off until the heat of the screen 22 is lowered by the control box 51. If a certain time passes after waiting, the main power is also turned off.

The copyboard having the configuration as described above can provide a satisfaction to the user by further diversifying the functions of the conventional copyboard.

Therefore, the electronic blackboard of the present invention is a very useful design that can give a great satisfaction to the user by constructing the projector inside the back of the screen to see and hear that only the contents described in the electronic blackboard can be seen.

Claims (2)

An electronic blackboard comprising a screen, an electronic sensor installed on one side of the screen, an electronic pen, and a computer receiving the contents described on the screen. A case configured to install and fix the screen, and an audio output unit configured at one side and the other side of the case bottom; An image output unit configured with a reflector and a projector at the rear of the screen; A control device including a central control unit and a sound supply unit, an image supply unit and an audio input unit embedded in the lower part of the case; And a power supply unit comprising an external power input panel for supplying power to the control device, a control box connected to the external power input panel, and a power switch. The multi-functional copyboard of claim 1, wherein a plurality of fans are installed on the upper surface of the case.