CN212685052U - Modern teaching equipment - Google Patents
Modern teaching equipment Download PDFInfo
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- CN212685052U CN212685052U CN202020236728.5U CN202020236728U CN212685052U CN 212685052 U CN212685052 U CN 212685052U CN 202020236728 U CN202020236728 U CN 202020236728U CN 212685052 U CN212685052 U CN 212685052U
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Abstract
The utility model discloses a modern teaching device, which comprises at least one writing board and at least one interactive board, wherein the writing board and the interactive board are respectively fixed by respective outer frame frames; the movable frame is characterized by further comprising at least one movable plate, a linear guide rail and at least one movable block which is distributed at intervals are arranged between the upper end face of the movable plate and the upper end face of the outer frame, and the linear guide rail is embedded into the movable block or the movable block is embedded into the linear guide rail; the interactive board comprises a writing panel, a touch control film, a liquid crystal panel and a backlight module, wherein the touch control film is positioned between the writing panel and the liquid crystal panel, and the backlight module is positioned on one side of the liquid crystal panel, which is opposite to the touch control film; the backlight module further comprises a substrate, an LED lamp strip, a light guide plate, a light homogenizing film and reflecting paper, wherein the reflecting paper is located between the substrate and the light guide plate. The utility model discloses modern teaching equipment both can guarantee good mechanical properties in the basic thickness of attenuate through the setting of base plate structure and the selection of material, can alleviate the weight of base plate again.
Description
Technical Field
The utility model relates to a modernization teaching equipment belongs to education and equips technical field.
Background
The blackboard in the classroom is the teaching tool that the frequency of use is the highest of teacher, and along with the popularization of multimedia teaching in recent years, many schools have also had the multimedia classroom, and the teacher can give the student with PPT and video mode and give class, carries out teaching or interdynamic. The display screen is often integrated into the blackboard as a whole by the existing blackboard, which is not beneficial to the weight reduction, thinning and installation of the weight of the blackboard.
Disclosure of Invention
The utility model aims at providing a modern teaching equipment, this modern teaching equipment pass through the setting of base plate structure and the selection of material, both can guarantee good mechanical properties in the basic thickness of attenuate, can alleviate the weight of base plate again.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a modern teaching device comprises at least one writing board and at least one interactive board, wherein the writing board and the interactive board are respectively installed and fixed through respective outer frame frames;
the movable frame is characterized by further comprising at least one movable plate, a linear guide rail and at least one movable block which is distributed at intervals are arranged between the upper end face of the movable plate and the upper end face of the outer frame, and the linear guide rail is embedded into the movable block or the movable block is embedded into the linear guide rail;
the interactive board comprises a writing panel, a touch control film, a liquid crystal panel and a backlight module, wherein the touch control film is positioned between the writing panel and the liquid crystal panel, and the backlight module is positioned on one side of the liquid crystal panel, which is opposite to the touch control film;
the backlight module further comprises a substrate, an LED lamp strip, a light guide plate, a light homogenizing film and reflecting paper, wherein the reflecting paper is positioned between the substrate and the light guide plate, the light homogenizing film is positioned on the surface of one side of the light guide plate opposite to the substrate, the LED lamp strip is respectively arranged on the upper side and the lower side of the light guide plate and is respectively arranged on the substrate through a supporting strip;
the LED lamp strip comprises a plurality of LED elements and a circuit board, the LED elements are arranged on the surface of one side of the circuit board at equal intervals, the surface of the other side of the circuit board is connected with the supporting strips in an adhesive mode, and one side of the circuit board provided with the LED elements is arranged face to face with the side surface of the light guide plate;
the substrate comprises a first aluminum plate layer, a second aluminum plate layer and a honeycomb core material layer positioned between the first aluminum plate layer and the second aluminum plate layer;
the LED lamp strip is characterized by further comprising at least two adjusting plates, wherein the adjusting plates are arranged between the base plate and the reflecting paper, so that the LED elements of the LED lamp strip are aligned with the light guide plate in the vertical direction.
The further improved scheme in the technical scheme is as follows:
1. in the scheme, the diffusion film and the brightness enhancement film are stacked above the light-homogenizing film.
2. In the scheme, the thicknesses of the first aluminum plate layer and the second aluminum plate layer are both 0.5 mm-5 mm.
3. In the scheme, the thickness of the core material layer is 3 mm-15 mm.
4. In the above scheme, the number of the adjusting plates is 2, and the adjusting plates are respectively positioned at the upper edge and the lower edge of the base plate.
5. In the above scheme, the number of regulating plates is 3, and the regulating plates are respectively positioned at the upper edge and the lower edge of the substrate and at the middle part of the substrate.
6. In the above scheme, the regulating plate is an acrylic regulating plate.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
1. the utility model discloses modern teaching equipment, its setting through the base plate structure and the selection of material both can guarantee good mechanical properties when attenuate basic thickness, can lighten the weight of base plate again to alleviate the weight of the equipment that uses backlight unit of the invention greatly, be convenient for transportation and installation, can also regard the base plate of big breadth as powerful heating panel, be convenient for with the heat transfer of each heat abstractor before the base plate rapidly effluvium behind the base plate.
2. The utility model discloses modernization teaching equipment, it is through the setting of regulating plate, can guarantee that the light that the LED component sent jets into the light guide plate all the time from light guide plate side central authorities to guarantee the light guide plate and the light equalizing membrane to the uniform light nature of going into the light source, make the dispersion more of light source even and stable, further guarantee to use the backlight module of the invention to have good display effect.
Drawings
FIG. 1 is a schematic structural diagram of the modern teaching equipment of the present invention;
FIG. 2 is a schematic structural diagram of a backlight module in the modern teaching equipment of the present invention;
FIG. 3 is a side view of the local structure of the modern teaching equipment of the utility model;
FIG. 4 is a sectional view of the modern teaching equipment of the present invention;
FIG. 5 is a side view of the second partial structure of the modern teaching equipment of the present invention;
FIG. 6 is a side view of the third partial structure of the modern teaching equipment of the present invention;
figure 7 is the utility model discloses modernized teaching equipment local structure side view four.
In the above drawings: 1. a writing board; 2. an interactive plate; 3. an outer frame; 4. a movable plate; 5. a linear guide rail; 6. a movable block; 1a, a writing panel; 2a, a touch control film; 3a, a liquid crystal panel; 4a, a backlight module; 1b, a substrate; 1b1, a first aluminum plate layer; 1b2, a second aluminum sheet layer; 1b3, core material layer; 2b, an LED lamp strip; 2b1, LED element; 2b2, circuit board; 3b, a light guide plate; 4b, a light homogenizing film; 5b, reflective paper; 6b, supporting strips; 7b, a diffusion film; 8b, a brightness enhancement film; 9b, an adjusting plate.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific 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 specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1: a modern teaching device comprises at least one writing board 1 and at least one interactive board 2, wherein the writing board 1 and the interactive board 2 are respectively installed and fixed through respective outer frame frames 3;
the movable frame further comprises at least one movable plate 4, a linear guide rail 5 and at least one movable block 6 which is distributed at intervals are arranged between the upper end face of the movable plate 4 and the upper end face of the outer frame 3, and the linear guide rail 5 is embedded into the movable block 6 or the movable block 6 is embedded into the linear guide rail 5;
the interactive plate 2 comprises a writing panel 1a, a touch film 2a, a liquid crystal panel 3a and a backlight module 4a, wherein the touch film 2a is positioned between the writing panel 1a and the liquid crystal panel 3a, and the backlight module 4a is positioned on one side of the liquid crystal panel 3a opposite to the touch film 2 a;
the backlight module 4a further comprises a substrate 1b, an LED lamp strip 2b, a light guide plate 3b, a light homogenizing film 4b and a piece of reflective paper 5b, wherein the reflective paper 5b is positioned between the substrate 1b and the light guide plate 3b, the light homogenizing film 4b is positioned on the surface of one side of the light guide plate 3b opposite to the substrate 1b, the LED lamp strip 2b is respectively arranged on the upper side and the lower side of the light guide plate 3b, and is respectively arranged on the substrate 1b through a supporting strip 6 b;
the LED lamp strip 2b comprises a plurality of LED elements 2b1 and a circuit board 2b2, the LED elements 2b1 are mounted on one side surface of the circuit board 2b2 at equal intervals, the other side surface of the circuit board 2b2 is connected with a supporting strip 6b in an adhering mode, and one side of the circuit board 2b2 on which the LED elements 2b1 are mounted is arranged in a face-to-face mode with the side surface of the light guide plate 3 b;
the base plate 1b comprises a first aluminum plate layer 1b1, a second aluminum plate layer 1b2 and a honeycomb core layer 1b3 between the first aluminum plate layer 1b1 and the second aluminum plate layer 1b 2;
at least two adjusting plates 9b are further provided, and the adjusting plates 9b are disposed between the substrate 1b and the reflective paper 5b, so that the LED elements 2b1 of the LED strip 2b are aligned with the light guide plate 3b in the vertical direction, that is, the center lines of the LED elements and the light guide plate are in the same plane.
A diffusion film 7b and a brightness enhancement film 8b are stacked above the light uniformizing film 4 b; the thicknesses of the first aluminum plate layer 1b1 and the second aluminum plate layer 1b2 are both 0.5 mm-5 mm; the thickness of the core material layer 1b3 is 3mm to 15 mm.
Example 2: a modern teaching device comprises at least one writing board 1 and at least one interactive board 2, wherein the writing board 1 and the interactive board 2 are respectively installed and fixed through respective outer frame frames 3;
the movable frame further comprises at least one movable plate 4, a linear guide rail 5 and at least one movable block 6 which is distributed at intervals are arranged between the upper end face of the movable plate 4 and the upper end face of the outer frame 3, and the linear guide rail 5 is embedded into the movable block 6 or the movable block 6 is embedded into the linear guide rail 5;
the interactive plate 2 comprises a writing panel 1a, a touch film 2a, a liquid crystal panel 3a and a backlight module 4a, wherein the touch film 2a is positioned between the writing panel 1a and the liquid crystal panel 3a, and the backlight module 4a is positioned on one side of the liquid crystal panel 3a opposite to the touch film 2 a;
the backlight module 4a further comprises a substrate 1b, an LED lamp strip 2b, a light guide plate 3b, a light homogenizing film 4b and a piece of reflective paper 5b, wherein the reflective paper 5b is positioned between the substrate 1b and the light guide plate 3b, the light homogenizing film 4b is positioned on the surface of one side of the light guide plate 3b opposite to the substrate 1b, the LED lamp strip 2b is respectively arranged on the upper side and the lower side of the light guide plate 3b, and is respectively arranged on the substrate 1b through a supporting strip 6 b;
the LED lamp strip 2b comprises a plurality of LED elements 2b1 and a circuit board 2b2, the LED elements 2b1 are mounted on one side surface of the circuit board 2b2 at equal intervals, the other side surface of the circuit board 2b2 is connected with a supporting strip 6b in an adhering mode, and one side of the circuit board 2b2 on which the LED elements 2b1 are mounted is arranged in a face-to-face mode with the side surface of the light guide plate 3 b;
the base plate 1b comprises a first aluminum plate layer 1b1, a second aluminum plate layer 1b2 and a honeycomb core layer 1b3 between the first aluminum plate layer 1b1 and the second aluminum plate layer 1b 2;
at least two adjusting plates 9b are further provided, and the adjusting plates 9b are disposed between the substrate 1b and the reflective paper 5b, so that the LED elements 2b1 of the LED strip 2b are aligned with the light guide plate 3b in the vertical direction, that is, the center lines of the LED elements and the light guide plate are in the same plane.
The number of the adjusting plates 9b is 2, and the adjusting plates are respectively positioned at the upper edge and the lower edge of the base plate 1 b; the number of the adjusting plates 9b is 3, and the adjusting plates are respectively positioned at the upper edge and the lower edge of the base plate 1b and in the middle of the base plate 1 b; the adjusting plate 9b is an acrylic adjusting plate.
When the modern teaching equipment is adopted, through the arrangement of the substrate structure and the selection of materials, the basic thickness can be reduced, the good mechanical property can be ensured, and the weight of the substrate can be reduced, so that the weight of the equipment using the backlight module is greatly reduced, the transportation and the installation are convenient, the large-width substrate can be used as a powerful heat dissipation plate, and the heat of each heat dissipation device in front of the substrate can be rapidly dissipated after being transferred to the substrate;
in addition, through the arrangement of the adjusting plate, light rays emitted by the LED elements can be ensured to be always emitted into the light guide plate from the center of the side face of the light guide plate, so that the light uniformity of the light source entering the light guide plate and the light-equalizing film on the opposite side is ensured, the light source is more uniformly dispersed and stable, and the backlight module provided by the invention is further ensured to have a good display effect.
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 (7)
1. A modernization teaching equipment which characterized in that: the writing board comprises at least one writing board (1) and at least one interactive board (2), wherein the writing board (1) and the interactive board (2) are respectively installed and fixed through respective outer frame frames (3);
the movable frame is characterized by further comprising at least one movable plate (4), a linear guide rail (5) and at least one movable block (6) distributed at intervals are arranged between the upper end face of the movable plate (4) and the upper end face of the outer frame (3), and the linear guide rail (5) is embedded into the movable block (6) or the movable block (6) is embedded into the linear guide rail (5);
the interactive plate (2) comprises a writing panel (1 a), a touch film (2 a), a liquid crystal panel (3 a) and a backlight module (4 a), wherein the touch film (2 a) is positioned between the writing panel (1 a) and the liquid crystal panel (3 a), and the backlight module (4 a) is positioned on one side, opposite to the touch film (2 a), of the liquid crystal panel (3 a);
the backlight module (4 a) further comprises a substrate (1 b), an LED lamp strip (2 b), a light guide plate (3 b), a light homogenizing film (4 b) and reflecting paper (5 b), wherein the reflecting paper (5 b) is positioned between the substrate (1 b) and the light guide plate (3 b), the light homogenizing film (4 b) is positioned on the surface of one side, back to the substrate (1 b), of the light guide plate (3 b), the LED lamp strip (2 b) is respectively arranged on the upper side and the lower side of the light guide plate (3 b) and is respectively installed on the substrate (1 b) through a supporting strip (6 b);
the LED lamp strip (2 b) comprises a plurality of LED elements (2 b 1) and a circuit board (2 b 2), the LED elements (2 b 1) are mounted on one side surface of the circuit board (2 b 2) at equal intervals, the other side surface of the circuit board (2 b 2) is connected with the supporting bar (6 b) in an adhering mode, and one side of the circuit board (2 b 2) provided with the LED elements (2 b 1) is arranged in a face-to-face mode with the side surface of the light guide plate (3 b);
the substrate (1 b) comprises a first aluminium plate layer (1 b 1), a second aluminium plate layer (1 b 2) and a honeycomb core layer (1 b 3) between the first aluminium plate layer (1 b 1) and the second aluminium plate layer (1 b 2);
at least two adjusting plates (9 b) are further provided, and the adjusting plates (9 b) are arranged between the base plate (1 b) and the reflecting paper (5 b) so that the LED elements (2 b 1) of the LED lamp strip (2 b) and the light guide plate (3 b) are aligned in the vertical direction.
2. Modern teaching apparatus according to claim 1, characterized in that: and a diffusion film (7 b) and a brightness enhancement film (8 b) are stacked above the light uniformizing film (4 b).
3. Modern teaching apparatus according to claim 1, characterized in that: the thicknesses of the first aluminum plate layer (1 b 1) and the second aluminum plate layer (1 b 2) are both 0.5 mm-5 mm.
4. Modern teaching apparatus according to claim 1, characterized in that: the thickness of the core material layer (1 b 3) is 3 mm-15 mm.
5. Modern teaching apparatus according to claim 1, characterized in that: the number of the adjusting plates (9 b) is 2, and the adjusting plates are respectively positioned at the upper edge and the lower edge of the base plate (1 b).
6. Modern teaching apparatus according to claim 1, characterized in that: the number of the adjusting plates (9 b) is 3, and the adjusting plates are respectively positioned at the upper edge and the lower edge of the base plate (1 b) and in the middle of the base plate (1 b).
7. Modern teaching apparatus according to claim 1, characterized in that: the adjusting plate (9 b) is an acrylic adjusting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020236728.5U CN212685052U (en) | 2020-03-02 | 2020-03-02 | Modern teaching equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020236728.5U CN212685052U (en) | 2020-03-02 | 2020-03-02 | Modern teaching equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212685052U true CN212685052U (en) | 2021-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020236728.5U Active CN212685052U (en) | 2020-03-02 | 2020-03-02 | Modern teaching equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212685052U (en) |
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2020
- 2020-03-02 CN CN202020236728.5U patent/CN212685052U/en active Active
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