CN213676137U - Teaching writing board - Google Patents
Teaching writing board Download PDFInfo
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- CN213676137U CN213676137U CN202021842430.5U CN202021842430U CN213676137U CN 213676137 U CN213676137 U CN 213676137U CN 202021842430 U CN202021842430 U CN 202021842430U CN 213676137 U CN213676137 U CN 213676137U
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- liquid crystal
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- crystal panel
- pressing strip
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Abstract
The utility model discloses a teaching writing board, which comprises a frame, a writing panel, a touch control film, a liquid crystal panel and a back plate, wherein a transparent partition plate is arranged between the touch control film and the liquid crystal panel; the liquid crystal display panel comprises a liquid crystal panel, a writing panel, a liquid crystal panel and a transparent partition plate, wherein the periphery edges of the liquid crystal panel are respectively provided with a pressing strip, one side of the pressing strip is connected with the rear surface of the writing panel through a plurality of mounting blocks arranged at intervals, the other side of the pressing strip is connected with the edge of the liquid crystal panel in an extrusion manner, the liquid crystal panel and the transparent partition plate are fixed on the writing panel, the surface of one side of the mounting block is connected with the writing panel, and the other side of the; 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
Technical Field
The utility model relates to a teaching clipboard 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 teaching clipboard, this teaching clipboard have combined broadcast demonstration and the interactive function of touch-control organically 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 teaching writing board comprises a frame, a writing panel, a touch control film, a liquid crystal panel and a back panel, wherein the writing panel and the back panel are both arranged on the frame;
the liquid crystal display panel comprises a liquid crystal panel, a writing panel, a liquid crystal panel and a transparent partition plate, wherein the periphery edges of the liquid crystal panel are respectively provided with a pressing strip, one side of the pressing strip is connected with the rear surface of the writing panel through a plurality of mounting blocks arranged at intervals, the other side of the pressing strip is connected with the edge of the liquid crystal panel in an extrusion manner, the liquid crystal panel and the transparent partition plate are fixed on the writing panel, the surface of one side of the mounting block is connected with the writing panel, and the other side of the;
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 above scheme, the mounting block is an aluminum mounting block, a plastic mounting block or an aluminum-plastic composite mounting block.
2. In the above scheme, the pressing strip is an aluminum pressing strip.
3. In the scheme, the writing panel is a light-transmitting glass blackboard, and the transparent partition board is a polyurethane board.
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 teaching writing board, 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 edges all around of its liquid crystal display panel are provided with a layering respectively, and the installation piece that sets up through a plurality of interval between one side of this layering and the rear surface of writing the panel is connected, the opposite side of layering is connected with the edge extrusion of liquid crystal display panel, is fixed in liquid crystal display panel, transparent baffle on being fixed in the writing panel, peels off liquid crystal display panel from traditional display screen, assembles into a whole with touch-control membrane and liquid crystal display panel through the layering, has both practiced thrift the cost, has alleviateed blackboard weight, has simplified production flow again, improves productivity and yields.
Drawings
FIG. 1 is a schematic structural view of a teaching writing board of the present invention;
FIG. 2 is a schematic side sectional view of a structure of a teaching writing board of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
fig. 4 is a partial structure front view of the teaching writing board 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; 9. mounting blocks; 10. a screw; 11. a frame; 12. a transparent barrier.
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 teaching writing board comprises a frame 11, 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 11, the touch film 2 is pasted on the back surface, opposite to the writing surface of the writing panel 1, 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, and a transparent partition plate 12 is arranged between the touch film 2 and the liquid crystal panel 3;
the liquid crystal display panel comprises a liquid crystal panel 3, wherein the peripheral edges of the liquid crystal panel 3 are respectively provided with a pressing strip 5, one side of the pressing strip 5 is connected with the rear surface of a writing panel 1 through a plurality of mounting blocks 9 arranged at intervals, the other side of the pressing strip 5 is connected with the edge of the liquid crystal panel 3 in an extruding manner, the liquid crystal panel 3 and a transparent partition plate 12 are fixed on the writing panel 1, the surface of one side of the mounting block 9 is connected with the writing panel 1, and the other side of the mounting block 9 is connected with the pressing strip 5 through a screw 10;
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 mounting block 9 is an aluminum mounting block; the pressing strip 5 is an aluminum pressing strip; the writing panel 1 is a transparent glass blackboard, and the transparent partition 12 is a polyurethane board.
Example 2: a teaching writing board comprises a frame 11, 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 11, the touch film 2 is pasted on the back surface, opposite to the writing surface of the writing panel 1, 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, and a transparent partition plate 12 is arranged between the touch film 2 and the liquid crystal panel 3;
the liquid crystal display panel comprises a liquid crystal panel 3, wherein the peripheral edges of the liquid crystal panel 3 are respectively provided with a pressing strip 5, one side of the pressing strip 5 is connected with the rear surface of a writing panel 1 through a plurality of mounting blocks 9 arranged at intervals, the other side of the pressing strip 5 is connected with the edge of the liquid crystal panel 3 in an extruding manner, the liquid crystal panel 3 and a transparent partition plate 12 are fixed on the writing panel 1, the surface of one side of the mounting block 9 is connected with the writing panel 1, and the other side of the mounting block 9 is connected with the pressing strip 5 through a screw 10;
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 mounting block 9 is a plastic mounting block; the light bar 6 includes a base strip 601 and a plurality of light emitting elements 602 disposed at intervals on one side of the base strip 601, and the other side of the base strip 601 is mounted on the back panel 4.
By adopting the teaching writing board, 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 the touch film and the liquid crystal panel are assembled into a whole through the pressing strips, so that the cost is saved, the weight of the blackboard is reduced, the production flow is simplified, 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 (4)
1. A teaching writing board is characterized in that: the writing board comprises a frame (11), 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 (11), the touch film (2) is pasted on the back surface, opposite to the writing surface of the writing panel (1), of the writing panel, the liquid crystal panel (3) is positioned between the touch film (2) and the back plate (4) and connected onto the back surface of the writing panel (1), and a transparent partition plate (12) is arranged between the touch film (2) and the liquid crystal panel (3);
the liquid crystal display panel is characterized in that a pressing strip (5) is arranged at the peripheral edge of the liquid crystal panel (3), one side of the pressing strip (5) is connected with the rear surface of the writing panel (1) through a plurality of mounting blocks (9) arranged at intervals, the other side of the pressing strip (5) is connected with the edge of the liquid crystal panel (3) in an extruding manner, the liquid crystal panel (3) and the transparent partition plate (12) are fixed on the writing panel (1), the surface of one side of the mounting block (9) is connected with the writing panel (1), and the other side of the mounting block (9) is connected with the pressing strip (5) through a screw (10);
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. An educational writing board according to claim 1, wherein: the mounting block (9) is an aluminum mounting block, a plastic mounting block or an aluminum-plastic composite mounting block.
3. An educational writing board according to claim 1, wherein: the pressing strip (5) is an aluminum pressing strip.
4. An educational writing board according to claim 1, wherein: the writing panel (1) is a transparent glass blackboard, and the transparent partition plate (12) is a polyurethane plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021842430.5U CN213676137U (en) | 2020-08-28 | 2020-08-28 | Teaching writing board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021842430.5U CN213676137U (en) | 2020-08-28 | 2020-08-28 | Teaching writing board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213676137U true CN213676137U (en) | 2021-07-13 |
Family
ID=76746741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021842430.5U Active CN213676137U (en) | 2020-08-28 | 2020-08-28 | Teaching writing board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213676137U (en) |
-
2020
- 2020-08-28 CN CN202021842430.5U patent/CN213676137U/en active Active
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