CN211237160U

CN211237160U - Multimedia teaching equipment

Info

Publication number: CN211237160U
Application number: CN201920963531.9U
Authority: CN
Inventors: 刘泽江
Original assignee: UC Nano Technologies Inc
Current assignee: Suzhou Youshien Intelligent Technology Co.,Ltd.
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-08-11
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses a multimedia teaching equipment, including installing touch-control display element, left clipboard and the right clipboard on blackboard frame, still include left activity clipboard and right activity clipboard, touch-control display element further includes panel layer, touch-control membrane and transparent sheet layer, touch-control membrane pastes and applies in a surface on panel layer, transparent sheet layer is connected with a liquid crystal display panel layer back to the surface paste of touch-control membrane mutually, liquid crystal display panel layer is provided with a lamp house back to one side of touch-control membrane mutually, the touch-control membrane further includes first substrate layer, second substrate layer and is located the touch-sensitive layer between first substrate layer, the second substrate layer has an anti-dazzle light layer back to the surface of first substrate layer mutually. The utility model discloses multimedia teaching equipment has realized the best state that shows and write, and user experience is good, and the design of ball, and the structure is ingenious, and simple to operate and practice thrift the cost has improved the production efficiency of blackboard.

Description

Multimedia teaching equipment

Technical Field

The utility model relates to a blackboard belongs to education and equips technical field.

Background

In the teaching process, the blackboard is an indispensable teaching facility, and in order to realize the educational informatization, the blackboard intellectualization also becomes the trend of blackboard development. The intelligent blackboard is intelligent interactive teaching equipment capable of realizing touch interaction, multimedia teaching and chalk writing, combines a traditional handwriting blackboard with multimedia equipment by means of a nano touch technology, and is easy to switch between chalk blackboard writing and multimedia application, the same area on the blackboard can be used for normally writing with chalk like a common blackboard, and can also be used for watching PPT, videos, pictures, animations and other various rich multimedia applications by touch like a touch display device, so that the intelligent blackboard can be widely applied to multimedia teaching environments.

However, in order to realize the display function, the panel with good light transmittance must be selected, and in order to realize the writable function, the panel of the touch display device must have certain roughness and color, which inevitably affects the light transmittance of the panel of the touch display device.

Disclosure of Invention

The utility model aims at providing a multimedia teaching equipment, this multimedia teaching equipment have realized showing and the best state of writing, and user experience is good, and the design of ball, and the structure is ingenious, and simple to operate and practice thrift the cost, has improved the production efficiency of blackboard.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a multimedia teaching device comprises a touch display unit, a left writing board and a right writing board which are arranged on a blackboard frame, wherein the left writing board and the right writing board are positioned on the left side and the right side of the touch display unit;

the blackboard comprises a blackboard frame, and is characterized by also comprising a left movable writing board and a right movable writing board, wherein a strip-shaped guide groove and at least one mounting groove distributed at intervals are arranged between the upper end surface of each of the left movable writing board and the right movable writing board and the upper end surface of the blackboard frame, and at least one ball is embedded into the mounting groove and is positioned in the strip-shaped guide groove;

a guide groove and at least one guide wheel which is distributed at intervals are arranged between the lower end of each of the left movable writing board and the right movable writing board and the lower end face of the blackboard frame, and the guide wheels are embedded into the guide groove and can roll along two opposite side walls of the guide groove, so that the left movable writing board and the right movable writing board can move along the left and right directions;

when the touch display unit is in a working state, the left movable writing board and the right movable writing board are respectively positioned in front of the left writing board and the right writing board, and when the touch display unit is in a non-working state, the left movable writing board and the right movable writing board are positioned in front of the touch display unit;

the touch display unit further comprises a panel layer, a touch film and a transparent plate layer, wherein the touch film is pasted on one surface of the panel layer, the transparent plate layer is positioned on one side, opposite to the panel layer, of the touch film, the surface, opposite to the touch film, of the transparent plate layer is connected with a liquid crystal panel layer in a pasting mode, and one side, opposite to the touch film, of the liquid crystal panel layer is provided with a lamp box;

the touch control film further comprises a first substrate layer, a second substrate layer and a touch induction layer located between the first substrate layer and the second substrate layer, the second substrate layer is provided with an anti-glare layer on the surface opposite to the first substrate layer, the surface of the touch control film with the anti-glare layer is in contact connection with the transparent plate layer, and the other surface of the touch control film, which is far away from the anti-glare layer, is pasted with the panel layer and is connected with the panel layer.

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

1. in the above scheme, the mounting groove is hemispherical, and the section of the strip-shaped guide groove is hemispherical.

2. In the above scheme, the liquid crystal panel layer further includes a first glass layer, a second glass layer, and a liquid crystal layer encapsulated between the first glass layer and the second glass layer.

3. In the above scheme, the lamp box further comprises a frame, a lamp strip and a light-equalizing plate, two ends of the lamp strip are mounted on the frame, and the light guide plate is located between the lamp strip and the liquid crystal panel layer.

4. In the scheme, the mounting groove is positioned on the upper end face of each of the left movable writing board and the right movable writing board, and the strip-shaped guide groove is positioned on the upper end face of the blackboard frame.

5. In the scheme, the mounting groove is positioned on the upper end face of the blackboard frame, and the strip-shaped guide groove is positioned on the respective upper end faces of the left movable writing board and the right movable writing board.

6. In the scheme, the guide groove is positioned on the lower end face of each of the left movable writing board and the right movable writing board, and the guide wheel is installed on the lower end face of the blackboard frame.

7. In the scheme, the guide groove is positioned on the lower end face of the blackboard frame, and the guide wheels are arranged on the lower end faces of the left movable writing board and the right movable writing board respectively.

8. In the scheme, 2 magnets with opposite magnetism are arranged on the two side end faces of the left movable writing board and the right movable writing board which are opposite to each other.

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 multimedia teaching equipment, it is when touch-control display element is in operating condition, left side activity clipboard and right side activity clipboard slide to the blackboard both sides, be located left clipboard and right clipboard the place ahead respectively, when touch-control display element is in non-operating condition, when needing the chalk to write, left side activity clipboard and right side activity clipboard are located touch-control display element the place ahead, when taking into account multimedia teaching, the middle zone that has also improved the blackboard writes and the student watches the effect, thereby the best state that shows and write has been realized, user experience is good, and the design of ball, the structure is ingenious, simple to operate and saving cost, the production efficiency of blackboard has been improved.

2. The utility model discloses multimedia teaching equipment, its leading wheel imbeds in the guide way to can roll along two relative lateral walls of guide way, adopt the gyro wheel of horizontal setting to lead, carry out spacing when leading, and the gyro wheel can roll along the guide way inner wall, reduce the frictional force of activity clipboard in the removal process, be convenient for to the removal of activity clipboard; in addition, 2 magnets with opposite magnetism are arranged on the two opposite side end faces of the left movable writing board and the right movable writing board, so that the left movable writing board and the right movable writing board are connected more closely and stably when spliced into a whole board, active approaching when the left movable writing board and the right movable writing board are close to each other is facilitated, and the probability of a larger gap between the spliced left movable writing board and the spliced right movable writing board is greatly reduced; secondly, when the touch blackboard needs to display and touch, the left movable writing board and the right movable writing board which are positioned on the two sides of the touch blackboard can shield the light on the two sides of the touch blackboard, so that the light reflection of the touch blackboard in a display state is greatly reduced, the display effect of the touch blackboard is further improved, and the display is clearer and has no light reflection.

3. The utility model discloses multimedia teaching equipment, its transparent sheet layer is carried on the back and is connected with a liquid crystal panel layer in the surface paste of touch-control membrane, one side that liquid crystal panel layer is carried on the back and is carried on the back to the touch-control membrane is provided with a lamp house, adopt liquid crystal panel and lamp house to replace display device among the prior art, and connect the liquid crystal panel layer directly on the transparent sheet layer, not only play the supporting role to the liquid crystal panel layer, prevent the deformation of liquid crystal panel layer, but also simplified the blackboard, especially the production technology and the processing cost of touch-control display element, still greatly reduced the thickness of touch-control display element, make touch-control display element structure frivolous, easily dismouting, can practice thrift the cost from many-sides such as production, transportation, maintenance, make the weight of blackboard descend to 50KG from original 200KG, not only installation and transportation are convenient, still improve the security in the use, prevent to fall the condition of hindering, due to the reduction of the weight of the blackboard, the fixing mode of the blackboard can be simplified on the premise of not influencing the installation stability, and the steps of punching, connecting and the like in the using and installing processes of the connecting piece are reduced; in addition, its touch-control membrane further includes first substrate layer, second substrate layer and is located the touch-sensitive layer between first substrate layer, the second substrate layer has an anti-dazzle layer on the surface of first substrate layer mutually, the touch-control membrane has anti-dazzle layer's surface and transparent plate layer contact to be connected, the touch-control membrane is kept away from another surface and the pasting of panel layer of anti-dazzle layer are connected, and anti-dazzle layer forms a mat surface on the touch-control membrane for the touch-control membrane can be directly with transparent plate layer in close contact with and can not produce phenomenons such as ripples, guarantees touch-control display element's display effect, attenuate touch-control display element's thickness, guarantee the effect of touch-control, make the picture of demonstration lifelike, the color is abundant, and user.

Drawings

FIG. 1 is a front view of the structure of the multimedia teaching apparatus of the present invention;

FIG. 2 is a top view of the multimedia teaching apparatus of the present invention;

FIG. 3 is a side view of the multimedia teaching apparatus of the present invention;

FIG. 4 is a schematic view of a portion of the structure shown at A in FIG. 3;

FIG. 5 is a bottom view of the detail A of FIG. 3;

FIG. 6 is a top view of the partial structure shown at A in FIG. 3;

FIG. 7 is a schematic view of a portion of the structure shown at B in FIG. 3;

FIG. 8 is a second partial schematic view of FIG. 3 at B;

fig. 9 is a sectional view of a partial structure of a touch display unit in the multimedia teaching apparatus of the present invention;

fig. 10 is a sectional view of a local structure of a touch membrane in the multimedia teaching apparatus of the present invention;

FIG. 11 is a schematic view of a usage status of the multimedia teaching apparatus of the present invention;

fig. 12 is a schematic view of another usage status of the multimedia teaching apparatus of the present invention.

In the above drawings: 1. a blackboard frame; 2. a touch display unit; 1a, a panel layer; 2a, a touch control film; 201. a first base material layer; 202. a second substrate layer; 203. a touch sensitive layer; 204. an anti-glare layer; 3a, a transparent plate layer; 4a, a liquid crystal panel layer; 7a, a lamp box; 3. a left writing board; 4. a right writing board; 5. a left movable writing board; 6. a right movable writing board; 7. a strip-shaped guide groove; 8. installing a groove; 9. a ball bearing; 10. a guide groove; 11. a guide wheel; 12. and a magnet.

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 multimedia teaching device comprises a touch display unit 2, a left writing board 3 and a right writing board 4 which are arranged on a blackboard frame 1, wherein the left writing board 3 and the right writing board 4 are positioned on the left side and the right side of the touch display unit 2;

the blackboard comprises a blackboard frame 1 and is characterized by further comprising a left movable writing board 5 and a right movable writing board 6, wherein a strip-shaped guide groove 7 and at least one mounting groove 8 which is distributed at intervals are arranged between the upper end faces of the left movable writing board 5 and the right movable writing board 6 and the upper end face of the blackboard frame 1, and at least one ball 9 is embedded into the mounting groove 8 and is positioned in the strip-shaped guide groove 7;

a guide groove 10 and at least one guide wheel 11 which is distributed at intervals are arranged between the lower end of each of the left movable writing board 5 and the right movable writing board 6 and the lower end surface of the blackboard frame 1, and the guide wheels 11 are embedded into the guide groove 10 and can roll along two opposite side walls of the guide groove 10, so that the left movable writing board 5 and the right movable writing board 6 can move along the left and right directions;

when the touch display unit 2 is in a working state, the left movable writing board 5 and the right movable writing board 6 are respectively positioned in front of the left writing board 3 and the right writing board, and when the touch display unit 2 is in a non-working state, the left movable writing board 5 and the right movable writing board 6 are positioned in front of the touch display unit 2;

the touch display unit 2 further comprises a panel layer 1a, a touch film 2a and a transparent plate layer 3a, the touch film 2a is pasted on one surface of the panel layer 1a, the transparent plate layer 3a is positioned on one side, opposite to the panel layer 1a, of the touch film 2a, the surface, opposite to the touch film 2a, of the transparent plate layer 3a is pasted and connected with a liquid crystal panel layer 4a, and a lamp box 7a is arranged on one side, opposite to the touch film 2a, of the liquid crystal panel layer 4 a;

the touch film 2a further comprises a first substrate layer 201, a second substrate layer 202 and a touch sensing layer 203 located between the first substrate layer 201 and the second substrate layer 202, the surface of the second substrate layer 202 opposite to the first substrate layer 201 is provided with an anti-glare layer 204, the surface of the touch film 2a provided with the anti-glare layer 204 is in contact connection with the transparent plate layer 3a, and the other surface of the touch film 2a away from the anti-glare layer 204 is connected with the panel layer 1a in a pasting mode.

The mounting groove 8 is hemispherical, and the section of the strip-shaped guide groove 7 is hemispherical; the liquid crystal panel layer 4a further includes a first glass layer, a second glass layer, and a liquid crystal layer encapsulated between the first glass layer and the second glass layer; the lamp box 7a further comprises a frame, a lamp strip and a light-equalizing plate, wherein two ends of the lamp strip are arranged on the frame, and the light-equalizing plate is positioned between the lamp strip and the liquid crystal panel layer 4 a;

the mounting groove 8 is positioned on the upper end surface of each of the left movable writing board 5 and the right movable writing board 6, and the strip-shaped guide groove 7 is positioned on the upper end surface of the blackboard frame 1; the guide groove 10 is located on the lower end surface of each of the left and right

movable writing boards

5 and 6, and the guide wheel 11 is attached to the lower end surface of the blackboard frame 1.

Example 2: a multimedia teaching device comprises a touch display unit 2, a left writing board 3 and a right writing board 4 which are arranged on a blackboard frame 1, wherein the left writing board 3 and the right writing board 4 are positioned on the left side and the right side of the touch display unit 2;

The mounting groove 8 is positioned on the upper end surface of the blackboard frame 1, and the strip-shaped guide groove 7 is positioned on the upper end surfaces of the left movable writing board 5 and the right movable writing board 6 respectively; the guide groove 10 is positioned on the lower end surface of the blackboard frame 1, and the guide wheel 11 is arranged on the lower end surface of each of the left movable writing board 5 and the right movable writing board 6;

two side end surfaces of the left movable writing board 5 and the right movable writing board 6 which are opposite are provided with 2 magnets 12 with opposite magnetism.

When the multimedia teaching equipment is adopted, when the touch display unit is in a working state, the left movable writing board and the right movable writing board slide to two sides of the blackboard and are respectively positioned in front of the left writing board and the right writing board, when the touch display unit is in a non-working state and chalk writing is needed, the left movable writing board and the right movable writing board are positioned in front of the touch display unit, and the middle area writing and student watching effects of the blackboard are improved while multimedia teaching is considered, so that the optimal states of displaying and writing are realized, the user experience is good, and the design of the balls is ingenious in structure, convenient to install, cost is saved, and the production efficiency of the blackboard is improved;

in addition, the left movable writing board and the right movable writing board are connected more closely and stably when being spliced into a whole board, active approaching when being close to the whole board is facilitated, and the probability of a larger gap left between the splicing of the left movable writing board and the right movable writing board is greatly reduced;

in addition, the roller wheels which are transversely arranged are adopted for guiding, the limiting is carried out while guiding, and the roller wheels can roll along the inner wall of the guide groove, so that the friction force of the movable writing board in the moving process is reduced, and the movable writing board is convenient to move;

in addition, when the touch blackboard needs to display and touch, the left movable writing board and the right movable writing board which are positioned on the two sides of the touch blackboard can shield light rays on the two sides of the touch blackboard, so that the reflection of light when the touch blackboard is in a display state is greatly reduced, the display effect of the touch blackboard is further improved, and the display is clearer and has no reflection of light;

in addition, the liquid crystal panel and the lamp box are adopted to replace the display device in the prior art, and the liquid crystal panel layer is directly connected on the transparent plate layer, thereby not only supporting the liquid crystal panel layer and preventing the liquid crystal panel layer from deforming, but also simplifying the production process and the processing cost of the blackboard, especially the touch display unit, greatly reducing the thickness of the touch display unit and leading the touch display unit to have light and thin structure and easy disassembly and assembly, can save cost from many aspects such as production, transportation, maintenance and the like, reduces the weight of the blackboard from the original 200KG to 50KG, not only has convenient installation and transportation, but also improves the safety in use, prevents people from being injured due to falling of the blackboard due to overweight, and because of the reduction of the weight of the blackboard, the fixing mode can be simplified on the premise of not influencing the installation stability, and the steps of punching, connecting and the like in the using and installing processes of the connecting piece are reduced;

in addition, the anti-glare layer on the touch film forms a rough surface, so that the touch film can be directly in close contact with the transparent plate layer without generating water ripples and other phenomena, the display effect of the touch display unit is ensured, the thickness of the touch display unit is reduced, the touch effect is ensured, a displayed picture is vivid, the color is rich, and the user experience is good.

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 apparatus, characterized by: the blackboard comprises a touch display unit (2), a left writing board (3) and a right writing board (4) which are arranged on a blackboard frame (1), wherein the left writing board (3) and the right writing board (4) are positioned on the left side and the right side of the touch display unit (2);

the blackboard is characterized by further comprising a left movable writing board (5) and a right movable writing board (6), wherein a strip-shaped guide groove (7) and at least one mounting groove (8) which is distributed at intervals are formed between the upper end face of each of the left movable writing board (5) and the right movable writing board (6) and the upper end face of the blackboard frame (1), and at least one ball (9) is embedded into the mounting groove (8) and is positioned in the strip-shaped guide groove (7);

a guide groove (10) and at least one guide wheel (11) which is distributed at intervals are arranged between the lower end of each of the left movable writing board (5) and the right movable writing board (6) and the lower end surface of the blackboard frame (1), and the guide wheels (11) are embedded into the guide groove (10) and can roll along two opposite side walls of the guide groove (10), so that the left movable writing board (5) and the right movable writing board (6) can move along the left-right direction;

when the touch display unit (2) is in a working state, the left movable writing board (5) and the right movable writing board (6) are respectively positioned in front of the left writing board (3) and the right writing board, and when the touch display unit (2) is in a non-working state, the left movable writing board (5) and the right movable writing board (6) are positioned in front of the touch display unit (2);

the touch display unit (2) further comprises a panel layer (1 a), a touch film (2 a) and a transparent plate layer (3 a), the touch film (2 a) is pasted on one surface of the panel layer (1 a), the transparent plate layer (3 a) is positioned on one side, opposite to the panel layer (1 a), of the touch film (2 a), the surface, opposite to the touch film (2 a), of the transparent plate layer (3 a) is pasted and connected with a liquid crystal panel layer (4 a), and one side, opposite to the touch film (2 a), of the liquid crystal panel layer (4 a) is provided with a lamp box (7 a);

the touch control film (2 a) further comprises a first substrate layer (201), a second substrate layer (202) and a touch sensing layer (203) located between the first substrate layer (201) and the second substrate layer (202), the surface of the second substrate layer (202) opposite to the first substrate layer (201) is provided with an anti-glare layer (204), the surface of the touch control film (2 a) provided with the anti-glare layer (204) is in contact connection with the transparent plate layer (3 a), and the other surface of the touch control film (2 a) away from the anti-glare layer (204) is connected with the panel layer (1 a) in a pasting mode.

2. Multimedia teaching apparatus according to claim 1, wherein: the mounting groove (8) is hemispherical, and the section of the strip-shaped guide groove (7) is hemispherical.

3. Multimedia teaching apparatus according to claim 1, wherein: the liquid crystal panel layer (4 a) further comprises a first glass layer, a second glass layer and a liquid crystal layer packaged between the first glass layer and the second glass layer.

4. Multimedia teaching apparatus according to claim 1, wherein: the lamp box (7 a) further comprises a frame, a lamp strip and a light-equalizing plate, wherein two ends of the lamp strip are arranged on the frame, and the light-equalizing plate is located between the lamp strip and the liquid crystal panel layer (4 a).

5. Multimedia teaching apparatus according to claim 1 or 2, characterized in that: the mounting groove (8) is located on the upper end face of each of the left movable writing board (5) and the right movable writing board (6), and the bar-shaped guide groove (7) is located on the upper end face of the blackboard frame (1).

6. Multimedia teaching apparatus according to claim 1 or 2, characterized in that: the mounting groove (8) is located on the upper end face of the blackboard frame (1), and the bar-shaped guide groove (7) is located on the upper end face of each of the left movable writing board (5) and the right movable writing board (6).

7. Multimedia teaching apparatus according to claim 1, wherein: the guide groove (10) is positioned on the lower end face of each of the left movable writing board (5) and the right movable writing board (6), and the guide wheel (11) is installed on the lower end face of the blackboard frame (1).

8. Multimedia teaching apparatus according to claim 1, wherein: the guide groove (10) is positioned on the lower end face of the blackboard frame (1), and the guide wheels (11) are arranged on the respective lower end faces of the left movable writing board (5) and the right movable writing board (6).

9. Multimedia teaching apparatus according to claim 1, wherein: two side end surfaces of the left movable writing board (5) and the right movable writing board (6) which are opposite are provided with 2 magnets (12) with opposite magnetism.