CN212990356U

CN212990356U - Multimedia teaching aid

Info

Publication number: CN212990356U
Application number: CN202021840428.4U
Authority: CN
Inventors: 刘泽江
Original assignee: Suzhou Fanpu Education Technology Co ltd
Current assignee: Suzhou Fanpu Education Technology Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-04-16
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a multimedia teaching aid, which comprises a frame, a writing panel, a touch film, a liquid crystal panel and a back plate, wherein the writing panel and the back plate are both arranged on the frame; a plurality of light bars are arranged on the back plate and between the back plate and the liquid crystal panel at intervals, and a diffusion plate is arranged between the light bars and the liquid crystal panel. The utility model discloses on the writing function basis that has kept traditional blackboard, combined broadcast demonstration and the interactive function of touch-control organically, provide good basis for mr's more directly perceived, vivid show teaching content.

Description

Multimedia teaching aid

Technical Field

The utility model relates to a multimedia teaching aid belongs to education and equips technical field.

Background

Over two hundred years, the blackboard is formed by coating black paint on the surfaces of hard objects such as wood boards and cement from the earliest to the surfaces of water mill glass, color coated steel plates and composite plates in the nineties, which proves the one-step development of the world education industry, and has been used for spreading knowledge, popularizing education and setting up the labor of sudemansises for human beings. The types of existing blackboards also begin to become complex and diverse, including electronic blackboards, interactive electronic whiteboards, screen projection boards, and the like.

The blackboard is not particularly a black board, is a plane which can be repeatedly written by chalk in the traditional sense, is hard in board surface, is mainly used for teaching, and becomes a research direction of technicians in the field as the technology develops, how to provide a convenient and easy-to-use electronic blackboard.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a multimedia teaching apparatus, this multimedia teaching apparatus have organically combined the interactive function of broadcast demonstration and touch-control on the writing function basis that has kept traditional blackboard, provide good basis for mr's more directly perceived, vivid show teaching content.

In order to solve the technical problem, the utility model discloses a technical scheme is: a multimedia teaching aid comprises a frame, a writing panel, a touch film, a liquid crystal panel and a back plate, wherein the writing panel and the back plate are both arranged on the frame;

a plurality of light bars are arranged on the back plate and between the back plate and the liquid crystal panel at intervals, and a diffusion plate is arranged between the light bars and the liquid crystal panel.

The further improved scheme in the technical scheme is as follows:

1. in the scheme, the edges of the periphery of the liquid crystal panel are respectively provided with a pressing strip, one side of the pressing strip is in extrusion contact with the edge of the liquid crystal panel, and the other side of the pressing strip is connected to the rear surface of the writing panel.

2. In the above scheme, the back plate is an aluminum honeycomb plate.

3. In the above scheme, the writing panel is a light-transmitting glass blackboard.

4. In the above scheme, the light bar comprises a base strip and a plurality of light-emitting elements arranged on one side of the base strip at intervals, and the other side of the base strip is arranged on the back plate.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model relates to a multimedia teaching aid, which organically combines the functions of playing display and touch interaction on the basis of keeping the writing function of the traditional blackboard, and provides a good foundation for displaying teaching contents more intuitively and vividly for teachers; in addition, the liquid crystal panel is positioned between the touch film and the back plate and connected to the rear surface of the writing panel, the liquid crystal panel is peeled from the traditional display screen and is assembled with the touch film and the panel into a whole, the cost is saved, the weight of the blackboard is lightened, the production flow is simplified, and the productivity and the yield are improved.

Drawings

FIG. 1 is a schematic structural diagram of a multimedia teaching aid of the present invention;

FIG. 2 is a schematic sectional view of a multimedia teaching aid of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

fig. 4 is a schematic view of a local structure of the multimedia teaching tool of the present invention.

In the above drawings: 1. a writing panel; 2. a touch film; 3. a liquid crystal panel; 4. a back plate; 5. layering; 6. a light bar; 601. a base strip; 602. a light emitting element; 7. a diffusion plate; 10. and (5) a frame.

Detailed Description

In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.

Example 1: a multimedia teaching aid comprises a frame 10, a writing panel 1, a touch film 2, a liquid crystal panel 3 and a back plate 4, wherein the writing panel 1 and the back plate 4 are both installed on the frame 10, the touch film 2 is pasted on the back surface, opposite to the writing surface of the writing panel 1, and the liquid crystal panel 3 is located between the touch film 2 and the back plate 4 and connected to the back surface of the writing panel 1;

a plurality of light bars 6 are arranged on the back plate 4 and between the back plate 4 and the liquid crystal panel 3 at intervals, and a diffusion plate 7 is arranged between the light bars 6 and the liquid crystal panel 3.

The periphery of the liquid crystal panel 3 is respectively provided with a pressing strip 5, one side of the pressing strip 5 is in extrusion contact with the edge of the liquid crystal panel 3, and the other side of the pressing strip 5 is connected to the rear surface of the writing panel 1; the back plate 4 is an aluminum honeycomb plate; the writing panel 1 is a transparent glass blackboard.

Example 2: a multimedia teaching aid comprises a frame 10, a writing panel 1, a touch film 2, a liquid crystal panel 3 and a back plate 4, wherein the writing panel 1 and the back plate 4 are both installed on the frame 10, the touch film 2 is pasted on the back surface, opposite to the writing surface of the writing panel 1, and the liquid crystal panel 3 is located between the touch film 2 and the back plate 4 and connected to the back surface of the writing panel 1;

The light bar 6 comprises a base strip 601 and a plurality of light emitting elements 602 arranged at one side of the base strip 601 at intervals, and the other side of the base strip 601 is arranged on the back plate 4; the pressing bar 5 is connected with the rear surface of the writing panel 1 through a plurality of mounting blocks 9.

By adopting the multimedia teaching aid, on the basis of keeping the writing function of the traditional blackboard, the functions of playing display and touch interaction are organically combined, and a good foundation is provided for a teacher to more intuitively and vividly show teaching contents;

in addition, the liquid crystal panel is stripped from the traditional display screen and is integrally assembled with the touch control film and the panel, so that the cost is saved, the weight of the blackboard is reduced, the production flow is simplified, and the productivity and the yield are improved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A multimedia teaching aid is characterized in that: the writing board comprises a frame (10), a writing panel (1), a touch film (2), a liquid crystal panel (3) and a back plate (4), wherein the writing panel (1) and the back plate (4) are both arranged on the frame (10), the touch film (2) is pasted on the back surface, opposite to the writing surface of the writing panel (1), of the writing panel, and the liquid crystal panel (3) is located between the touch film (2) and the back plate (4) and connected to the back surface of the writing panel (1);

a plurality of light bars (6) are arranged on the back plate (4) and between the back plate (4) and the liquid crystal panel (3) at intervals, and a diffusion plate (7) is arranged between the light bars (6) and the liquid crystal panel (3).

2. A multimedia teaching aid as claimed in claim 1, wherein: the edge around the liquid crystal panel (3) is respectively provided with a pressing strip (5), one side of the pressing strip (5) is in extrusion contact with the edge of the liquid crystal panel (3), and the other side of the pressing strip (5) is connected to the rear surface of the writing panel (1).

3. A multimedia teaching aid as claimed in claim 1 or 2, wherein: the back plate (4) is an aluminum honeycomb plate.

4. A multimedia teaching aid as claimed in claim 1 or 2, wherein: the writing panel (1) is a transparent glass blackboard.

5. A multimedia teaching aid as claimed in claim 1 or 2, wherein: the lamp strip (6) comprises a base strip (601) and a plurality of light-emitting elements (602) arranged on one side of the base strip (601) at intervals, and the other side of the base strip (601) is arranged on the back plate (4).