CN211222755U - Large-size teaching blackboard - Google Patents
Large-size teaching blackboard Download PDFInfo
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- CN211222755U CN211222755U CN201921024400.0U CN201921024400U CN211222755U CN 211222755 U CN211222755 U CN 211222755U CN 201921024400 U CN201921024400 U CN 201921024400U CN 211222755 U CN211222755 U CN 211222755U
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Abstract
The utility model discloses a jumbo size teaching blackboard, including installing touch-control display element, left clipboard and the right clipboard on the blackboard frame, left side clipboard and right clipboard are located touch-control display element left side and right side, and when touch-control display element was in operating condition, left side activity clipboard and right side activity clipboard were located left clipboard and right clipboard the place ahead respectively, and when touch-control display element was in unoperated state, left side activity clipboard and right side activity clipboard were located touch-control display element the place ahead, touch-control display element further includes panel layer, touch-control membrane and transparent sheet layer. The utility model discloses jumbo size teaching blackboard has realized showing and the best state of writing when taking into account multimedia teaching, and user experience is good, still makes the weight of blackboard descend 50KG by original 200KG, and not only the installation is convenient with the transportation, has still improved the security in the use, prevents to drop because of the blackboard is overweight and injures people's the condition.
Description
Technical Field
The utility model relates to a multimedia 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 jumbo size teaching blackboard, this jumbo size teaching blackboard when taking into account multimedia teaching, has realized showing and the best state of writing, and user experience is good, still makes the weight of blackboard descend 50KG by original 200KG, not only installs and transports the convenience, has still improved the security in the use, prevents to drop because of the blackboard is overweight and injures the condition of people.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a large-size teaching blackboard 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 further comprising a left movable writing board and a right movable writing board, wherein a linear guide rail and at least one sliding block which is 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 the linear guide rail is embedded into the sliding block;
the lower ends of the left movable writing board and the right movable writing board are matched and connected with the lower end face of the blackboard frame through a guide groove and a guide block, so that the left movable writing board and the right movable writing board can move in the left-right direction;
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 of the touch film, which is back to the panel layer, the surface of the transparent plate layer, which is back to the touch film, is pasted with a liquid crystal panel layer, and a lamp box is arranged on one side of the liquid crystal panel layer, which is back to the touch film.
The further improved scheme in the technical scheme is as follows:
1. 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.
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 scheme, the sliding blocks are positioned on the upper end surfaces of the left movable writing board and the right movable writing board respectively, and the linear guide rail is positioned on the upper end surface of the blackboard frame.
4. In the scheme, the sliding block is positioned on the upper end face of the blackboard frame, and the linear guide rails are positioned on the respective upper end faces of the left movable writing board and the right movable writing board.
5. 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 block is positioned on the lower end face of the blackboard frame.
6. In the scheme, the guide groove is positioned on the lower end face of the blackboard frame, and the guide block is positioned on the lower end face of each of the left movable writing board and the right movable writing board.
7. In the scheme, the areas of the left writing board and the right writing board are the same as the areas of the left movable writing board and the right movable writing board.
8. In the scheme, the left writing board, the right writing board, the left movable writing board and the right movable writing board are all glass blackboards or acrylic blackboards.
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 jumbo size teaching blackboard, it is when touch-control display element is in non-operating condition, when needing chalk to write, left side activity clipboard and right side activity clipboard are located touch-control display element the place ahead, when giving consideration to multimedia teaching, also improved the middle zone of blackboard and write and student watch the effect, thereby realized the best state that shows and write, user experience is good, and the activity clipboard is convenient for the dismouting, can supply the selection as independent module, richenes application range and situation of use; secondly, when the touch blackboard needs to show and touch, the light that lies in its both sides can be sheltered from to the left activity clipboard and the right activity clipboard of its both sides, has reduced the reflection of light when the touch blackboard is in the display mode greatly, has further improved the display effect of touch blackboard for show more clearly and do not have the reflection of light.
2. The utility model discloses jumbo size teaching blackboard, it has adopted liquid crystal display panel and lamp house to replace display device among the prior art, and with liquid crystal display panel layer lug connection on transparent sheet layer, both played the supporting role to liquid crystal display panel layer, prevent the deformation of liquid crystal display panel layer, the blackboard has been simplified again, especially touch-control display element's production technology and processing cost, still attenuate touch-control display element's thickness greatly, make touch-control display element structure frivolous, easily dismouting, can follow many-sided saving cost such as production, transportation, maintenance, make the weight of blackboard descend to 50KG by original 200KG, not only installation and transportation are convenient, the security in the use has still been improved, prevent to drop the condition of hindering the people because of the blackboard is overweight, and because the lightening of blackboard, can simplify its fixed mode under the prerequisite that does not influence installation stability, it punches in use and the installation to reduce connecting piece, And connecting and the like.
Drawings
FIG. 1 is a front view of a large-sized teaching blackboard structure of the utility model;
FIG. 2 is a top view of the large-sized teaching blackboard structure of the present invention;
FIG. 3 is a side view of the large-sized teaching blackboard structure 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 schematic view of a portion of the structure shown at B in FIG. 3;
FIG. 6 is a second partial schematic structural diagram of FIG. 3 at B;
FIG. 7 is a sectional view showing the structure of a touch display unit in a large-sized teaching blackboard according to the present invention;
FIG. 8 is a schematic view of a large-sized teaching blackboard according to the present invention;
FIG. 9 is another schematic view of the large-sized teaching blackboard according to 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; 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 linear guide rail; 8. a slider; 10. a guide groove; 11. and a guide block.
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 large-size teaching 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 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 linear guide rail 7 and at least one sliding block 8 which is distributed at intervals are arranged 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 the linear guide rail 7 is embedded into the sliding block 8;
the lower ends of the left movable writing board 5 and the right movable writing board 6 are matched and connected with the lower end surface of the blackboard frame 1 through a guide groove 10 and a guide block 11, 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 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 located on one side, opposite to the panel layer 1a, of the touch film 2a, the transparent plate layer 3a is connected with a liquid crystal panel layer 4a through being pasted on the surface, opposite to the touch film 2a, of the transparent plate layer, 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 lamp box 7a further comprises a frame, a lamp strip and a light-equalizing plate, wherein two ends of the lamp strip are mounted on the frame, and the light guide plate is positioned between the lamp strip and the liquid crystal panel layer 4 a; 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 slide block 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 linear guide rail 7 is positioned on the upper end surface of the blackboard frame 1; the guide groove 10 is positioned on the lower end surface of each of the left movable writing board 5 and the right movable writing board 6, and the guide block 11 is positioned on the lower end surface of the blackboard frame 1;
the areas of the left writing board 3 and the right writing board 4 are the same as the areas of the left movable writing board 5 and the right movable writing board 6; the left writing board 3, the right writing board 4, the left movable writing board 5 and the right movable writing board 6 are all glass blackboards.
Example 2: a large-size teaching 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 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 linear guide rail 7 and at least one sliding block 8 which is distributed at intervals are arranged 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 the linear guide rail 7 is embedded into the sliding block 8;
the lower ends of the left movable writing board 5 and the right movable writing board 6 are matched and connected with the lower end surface of the blackboard frame 1 through a guide groove 10 and a guide block 11, 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 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 located on one side, opposite to the panel layer 1a, of the touch film 2a, the transparent plate layer 3a is connected with a liquid crystal panel layer 4a through being pasted on the surface, opposite to the touch film 2a, of the transparent plate layer, 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 lamp box 7a further comprises a frame, a lamp strip and a light-equalizing plate, wherein two ends of the lamp strip are mounted on the frame, and the light guide plate is positioned between the lamp strip and the liquid crystal panel layer 4 a; 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 slide block 8 is positioned on the upper end surface of the blackboard frame 1, and the linear guide rail 7 is positioned on the upper end surface of each of the left movable writing board 5 and the right movable writing board 6; the guide groove 10 is positioned on the lower end surface of the blackboard frame 1, and the guide block 11 is positioned on the lower end surface of each of the left movable writing board 5 and the right movable writing board 6; the left writing board 3, the right writing board 4, the left movable writing board 5 and the right movable writing board 6 are all acrylic blackboards.
When the large-size teaching blackboard 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 when chalk writing is needed, the left movable writing board and the right movable writing board are positioned in front of the touch display unit, so that the middle area writing and student watching effects of the blackboard are improved while multimedia teaching is considered, the optimal states of displaying and writing are realized, and the user experience is good;
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, 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 on the two sides of the touch blackboard, so that 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.
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 (9)
1. A large-size teaching blackboard is characterized in that: 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 linear guide rail (7) and at least one sliding block (8) which is distributed at intervals are arranged 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 the linear guide rail (7) is embedded into the sliding block (8);
the lower ends of the left movable writing board (5) and the right movable writing board (6) are matched and connected with the lower end surface of the blackboard frame (1) through a guide groove (10) and a guide block (11), so that the left movable writing board (5) and the right movable writing board (6) can move in 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);
touch-control display element (2) further include panel layer (1 a), touch-control membrane (2 a) and transparent sheet layer (3 a), touch-control membrane (2 a) subsides are applied in a surface of panel layer (1 a), transparent sheet layer (3 a) are located touch-control membrane (2 a) and carry on the back in one side of panel layer (1 a), surface-paste that transparent sheet layer (3 a) were carried on the back in touch-control membrane (2 a) is connected with a liquid crystal display panel layer (4 a), one side that liquid crystal display panel layer (4 a) were carried on the back in touch-control membrane (2 a) is provided with a lamp house (7 a).
2. A large-sized teaching blackboard 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).
3. A large-sized teaching blackboard 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. A large-sized teaching blackboard according to claim 1, wherein: the slider (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 linear guide rail (7) is positioned on the upper end surface of the blackboard frame (1).
5. A large-sized teaching blackboard according to claim 1, wherein: the sliding block (8) is positioned on the upper end face of the blackboard frame (1), and the linear guide rail (7) is positioned on the respective upper end faces of the left movable writing board (5) and the right movable writing board (6).
6. A large-sized teaching blackboard 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 block (11) is positioned on the lower end face of the blackboard frame (1).
7. A large-sized teaching blackboard according to claim 1, wherein: the guide groove (10) is positioned on the lower end face of the blackboard frame (1), and the guide block (11) is positioned on the respective lower end faces of the left movable writing board (5) and the right movable writing board (6).
8. A large-sized teaching blackboard according to claim 1, wherein: the areas of the left writing board (3) and the right writing board (4) are the same as the areas of the left movable writing board (5) and the right movable writing board (6).
9. A large-sized teaching blackboard according to claim 1 or 2, wherein: the left writing board (3), the right writing board (4), the left movable writing board (5) and the right movable writing board (6) are all glass blackboards or acrylic blackboards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921024400.0U CN211222755U (en) | 2019-07-03 | 2019-07-03 | Large-size teaching blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921024400.0U CN211222755U (en) | 2019-07-03 | 2019-07-03 | Large-size teaching blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211222755U true CN211222755U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921024400.0U Active CN211222755U (en) | 2019-07-03 | 2019-07-03 | Large-size teaching blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211222755U (en) |
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2019
- 2019-07-03 CN CN201921024400.0U patent/CN211222755U/en active Active
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Effective date of registration: 20220112 Address after: 618300 No. 74 Taizhong Road, Guanghan City, Deyang City, Sichuan Province Patentee after: Southwest Fanpu Information Technology Co.,Ltd. Address before: 215000 C22 building, bio nano Park, 218 Xing Hu Street, Suzhou Industrial Park, Jiangsu. Patentee before: UC NANO TECHNOLOGIES Co.,Ltd. |