CN205881215U - Multimedia teaching device - Google Patents

Abstract

The utility model provides a multimedia teaching device, which includes a multimedia instrument, a cavity is arranged in the lecture table, a rotating shaft is arranged on the cavity, a rotating disc is arranged in the cavity through the rotating shaft, and the rotating shaft is connected with the The drive motor is connected, the multimedia instrument is arranged on the rotating disk, the multimedia instrument includes a display screen and a projector, the projector is installed at the bottom of the display screen through a support frame, and a control panel is also provided on the desk, so The control panel is electrically connected to the control unit, and the control unit is electrically connected to the power supply, the rotating disk, the audio, the multimedia instrument and the drive motor, and the audio is set on the desk. The multimedia teaching device is novel in design and has high safety, and The teaching quality is good.

Description

A multimedia teaching device

technical field

The utility model is a multimedia teaching device, which belongs to the technical field of teaching equipment.

Background technique

Multimedia teaching means that in the teaching process, according to the teaching objectives and the characteristics of the teaching objects, through teaching design, rationally select and use modern teaching media, and organically combine with traditional teaching methods to participate in the whole teaching process. Therefore, most of the classrooms now With the installation of multimedia teaching equipment, the most common multimedia devices in the classroom are projectors and projection screens. Now the projection screens are directly fixed to the wall by screws, which not only affects the overall appearance, but also leaves a lot of residue on the projection screen after a long period of time. Dust, if it is not cleaned regularly, will affect its service life; in addition, because the projector equipment is relatively expensive, accidents of projector loss often occur in schools, which not only cause great losses, but also affect the course progress of students; on the other hand Because the current projection screen adopts a fixed design, it is difficult for students sitting on both sides of the classroom to see the text on the projection screen, so it is not humane enough and affects the quality of teaching.

Utility model content

Aiming at the deficiencies in the prior art, the purpose of this utility model is to provide a multimedia teaching device to solve the problems raised in the above-mentioned background technology. The utility model has novel design, high safety and good teaching quality.

In order to achieve the above object, the utility model is achieved through the following technical solutions: a multimedia teaching device, including a multimedia instrument, a cavity is provided in the desk, a rotating shaft is arranged on the cavity, and the rotating disk passes through the rotating shaft Set in the cavity, the rotating shaft is connected with the drive motor through a belt, the multimedia instrument is arranged on the rotating disk, the multimedia instrument includes a display screen and a projector, and the projector is installed at the bottom of the display screen through a support frame , the desk is also provided with a control panel, the control panel is electrically connected to the control unit, and the control unit is electrically connected to the power supply, rotating disk, audio, multimedia equipment and drive motor, and the audio is arranged on the desk .

Further, a rotation driving device is also provided in the rotating disk.

Further, the control unit includes a controller and a control switch.

Further, the controller includes a control circuit main board and a microprocessor and a processing chip arranged on the control circuit main board, the microprocessor and the processing chip are electrically connected, and the microprocessor and the processing chip Welded on the control circuit board.

Further, the control panel includes a rotation button, a reverse button, a multimedia setting button and a volume adjustment button.

Beneficial effects of the utility model: a multimedia teaching device of the utility model, including a display screen, a rotating disk, a projector, a driving motor, an audio system, a control panel and a multimedia instrument;

1. Since the multimedia instrument is set on the rotating disk, the rotating shaft is driven by the drive motor to rotate, thereby driving the rotating disk to rotate, so the multimedia instrument on the rotating disk can be stored in the cavity of the lecture table, which not only saves space, but also is safe Higher sex;

2. Since the rotating disk can rotate freely, it can drive the multimedia equipment to rotate accordingly, so that students on both sides of the classroom can clearly watch the teaching content on the display screen, and the design is reasonable and more humane;

3. The multimedia teaching device has a novel design and high teaching quality, and is suitable for mass promotion in schools.

Description of drawings

Fig. 1 is the structural representation of a kind of multimedia teaching device of the present utility model;

Fig. 2 is the structure diagram when the multimedia instrument of a kind of multimedia teaching device of the utility model is reversed;

Fig. 3 is the structure diagram of a kind of multimedia teaching device desk of the utility model;

Fig. 4 is the schematic diagram of a kind of multimedia teaching device control system of the utility model;

In the figure: 1-lecture table, 2-audio, 3-drive motor, 4-rotation shaft, 5-rotary disk, 6-projector, 7-display screen, 8-control panel, 9-power supply, 10-control unit , 11-controller, 12-control switch, 13-multimedia instrument.

detailed description

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific embodiments.

Please refer to Figures 1 to 4, the utility model provides a technical solution: a multimedia teaching device, including a multimedia instrument 13, a cavity is provided in the desk 1, a rotating shaft 4 is provided on the cavity, and the rotating disk 5 passes through Rotating shaft 4 is arranged in the cavity, and rotating shaft 4 is connected with driving motor 3 by belt, and multimedia instrument 13 is arranged on the rotating disk 5, and multimedia instrument 13 comprises display screen 7 and projector 6, and projector 6 is installed on The bottom of the display screen 7 and the desk 1 are also provided with a control panel 8, the control panel 8 is electrically connected to the control unit 10, and the control unit 10 is electrically connected to the power supply 9, the rotating disk 5, the audio system 2, the multimedia instrument 13 and the drive motor 3, Speaker 2 is installed on desk 1.

Also be provided with rotary driving device in the rotating disk 5, control unit 10 comprises controller 11 and control switch 12, controller 11 comprises control circuit mainboard and the microprocessor and the processing chip that are arranged on the control circuit mainboard, microprocessor and processing The chip is electrically connected, and the microprocessor and the processing chip are welded on the control circuit main board. The control panel 8 includes a rotation button, a reverse button, a multimedia setting button and a volume adjustment button. When in use, if the teacher needs to use the multimedia instrument 13 for teaching , by pressing the reverse button on the control panel 8, the signal is transmitted to the control unit 10, the control unit 10 can control the drive motor 3 to work, and can drive the rotating shaft 4 to rotate under the action of the drive motor 3, thereby driving The rotating disk 5 rotates, so the multimedia instrument 13 on the rotating disk 5 can be exposed from the cavity until it is 90 degrees to the desk 1, and the projector 6 and the display screen 7 are controlled by the control unit 10 to be turned on. 6. The teaching content can be projected on the display screen 7. In order to allow students on both sides of the classroom to clearly watch the content on the display screen 7, the signal can be transmitted to the control unit 10 by pressing the rotary button on the control panel 8 to control The unit 10 can control the rotary driving device to work, and can drive the rotating disk 5 to rotate under the action of the rotating driving device, thereby driving the multimedia instrument 13 on the rotating disk 5 to rotate left and right successively, so that the display screen 7 can be played The viewing angle is facing the students on both sides, so it can fully take care of the students on both sides of the classroom. This multimedia teaching device is novel in design and high in teaching quality, and is suitable for mass promotion in schools.

The basic principles and main features of the utility model and the advantages of the utility model have been shown and described above. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and without departing from the utility model The present utility model can be realized in other specific forms without the spirit or essential features. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. A multimedia teaching device, comprising a multimedia instrument (13), is characterized in that a cavity is provided in the desk (1), the cavity is provided with a rotating shaft (4), and the rotating disk (5) rotates The shaft (4) is arranged in the cavity, the rotating shaft (4) is connected with the drive motor (3) through a belt, the multimedia instrument (13) is arranged on the rotating disk (5), and the multimedia instrument (13) Including a display screen (7) and a projector (6), the projector (6) is installed on the bottom of the display screen (7) through a support frame, and a control panel (8) is also provided on the desk (1), so The control panel (8) is electrically connected to the control unit (10), and the control unit (10) is electrically connected to the power supply (9), the rotating disk (5), the audio (2), the multimedia instrument (13) and the driving motor ( 3), the sound (2) is arranged on the desk (1). 2. A multimedia teaching device according to claim 1, characterized in that: a rotating drive device is also provided in the rotating disk (5). 3. A multimedia teaching device according to claim 1, characterized in that the control unit (10) comprises a controller (11) and a control switch (12). 4. a kind of multimedia teaching device according to claim 3, is characterized in that: described controller (11) comprises control circuit main board and the microprocessor and processing chip that are arranged on control circuit main board, and described microprocessor It is electrically connected with the processing chip, and the microprocessor and the processing chip are welded on the control circuit main board. 5. A multimedia teaching device according to claim 1, characterized in that: the control panel (8) includes a rotation button, a reverse button, a multimedia setting button and a volume adjustment button.