CN215954290U - Durable intelligent blackboard - Google Patents
Durable intelligent blackboard Download PDFInfo
- Publication number
- CN215954290U CN215954290U CN202122289226.6U CN202122289226U CN215954290U CN 215954290 U CN215954290 U CN 215954290U CN 202122289226 U CN202122289226 U CN 202122289226U CN 215954290 U CN215954290 U CN 215954290U
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- adhesive layer
- touch
- transparent panel
- crystal glass
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 51
- 239000012790 adhesive layer Substances 0.000 claims abstract description 29
- 239000011521 glass Substances 0.000 claims abstract description 28
- 239000000853 adhesive Substances 0.000 claims abstract description 9
- 230000001070 adhesive effect Effects 0.000 claims abstract description 9
- 239000010410 layer Substances 0.000 claims description 20
- 239000012528 membrane Substances 0.000 claims description 14
- 238000004026 adhesive bonding Methods 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 230000007774 longterm Effects 0.000 abstract description 4
- 230000035945 sensitivity Effects 0.000 abstract description 4
- 229920000297 Rayon Polymers 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- -1 acryl Chemical group 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Landscapes
- Liquid Crystal (AREA)
- Position Input By Displaying (AREA)
Abstract
The utility model discloses a durable intelligent blackboard which comprises a transparent panel, liquid crystal glass arranged behind the transparent panel and a touch control film which is positioned between the transparent panel and the liquid crystal glass and is pasted on the transparent panel, wherein the upper edge of the liquid crystal glass is connected with the touch control film in an adhesive mode through a first adhesive layer, the lower edge of the liquid crystal glass is connected with the touch control film in an adhesive mode through a second adhesive layer, and the thickness of the first adhesive layer is larger than that of the second adhesive layer, so that the liquid crystal glass inclines to the side far away from the touch control film. The utility model can avoid the problem of touch failure caused by the deformation of large-size liquid crystal glass close to the touch film, and ensure the touch precision and sensitivity of the blackboard in the long-term use process.
Description
Technical Field
The utility model relates to the technical field of touch control, in particular to a durable intelligent blackboard.
Background
In the intelligent blackboard technology, the touch film and the liquid crystal panel are attached to each other, and the air attaching technology is most economical and practical at present. However, in the process of implementing the technology, due to the difference of the display liquid crystal modules, the liquid crystal panels have different rigidities, and when the product is used, the liquid crystal panel is easily stressed by pressure and thermal expansion and cold contraction or the distance between the touch film and the liquid crystal panel is reduced under the action of gravity, so that touch failure is caused.
In the prior art, an air layer of 2mm is generally disposed between the touch film and the liquid crystal panel, and the applicant finds that: because the wall itself is out of plumb the circumstances such as, can't guarantee completely that liquid crystal display panel is in the state of standing upright after the blackboard hangs, but can produce the inclination in different degrees or the camber, under the inclination state, liquid crystal display panel can be pressed close to the touch-control membrane under the action of gravity and lead to the production of touch-control problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide the durable intelligent blackboard which can avoid the problem of touch failure caused by the fact that large-size liquid crystal glass deforms and is close to a touch film, and ensures the touch precision and sensitivity of the blackboard in the long-term use process.
In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a durable type intelligence blackboard, includes transparent panel, sets up in the liquid crystal glazing at transparent panel rear and is located between transparent panel and the liquid crystal glazing and pastes the touch-control membrane of applying on transparent panel, through first viscose layer adhesive bonding between liquid crystal glazing's top edge department and the touch-control membrane, liquid crystal glazing's lower limb department passes through second viscose layer and touch-control membrane adhesive bonding, the thickness on first viscose layer is greater than the thickness on second viscose layer for liquid crystal glazing inclines to a side of keeping away from the touch-control membrane.
The technical scheme of further improvement in the technical scheme is as follows:
1. in the above scheme, the thickness ratio of first gluing layer and second gluing layer is 10: (3-7).
2. In the above scheme, the thickness on first gluing layer is 3~5mm, the thickness on second gluing layer is 1~3 mm.
3. In the above scheme, the edges of the left side and the right side of the liquid crystal glass are connected with the touch control film through the third adhesive layer in an adhesive manner.
4. In the above scheme, the thickness top-down of third gluing layer thins in proper order.
5. In the scheme, a backlight module is arranged on one side, back to the touch control film, of the liquid crystal glass.
6. In the above scheme, the transparent panel and the backlight module are both mounted on a metal frame.
7. In the above scheme, the transparent panel is a glass panel or an acrylic panel.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages and effects:
according to the durable intelligent blackboard, the liquid crystal glass and the touch control film are bonded through the first adhesive layer and the second adhesive layer with the thickness difference, so that the liquid crystal glass can keep outward inclination at a certain angle when the blackboard is in a completely vertical state or even in a small-angle inward inclination state, and the liquid crystal glass and the touch control film can be always prevented from being close to each other under the action of gravity, so that the problem of touch control failure caused by the fact that large-size liquid crystal glass deforms and is close to the touch control film is solved, and the touch control precision and sensitivity of the blackboard in the long-term use process are guaranteed.
Drawings
FIG. 1 is a partial structural sectional view of a durable intelligent blackboard according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
FIG. 4 is a schematic view showing the distribution of the adhesive layer in the durable intelligent blackboard according to the present invention;
fig. 5 is a schematic structural view of the durable intelligent blackboard of the present invention.
In the above drawings: 1. a transparent panel; 2. liquid crystal glass; 3. a touch film; 4. a first adhesive layer; 5. a second adhesive layer; 6. a metal frame; 7. and a third adhesive layer.
Detailed Description
The utility model is further described below with reference to the following examples:
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: the utility model provides a durable type intelligence blackboard, includes transparent panel 1, set up in the liquid crystal glazing 2 at transparent panel 1 rear and lie in between transparent panel 1 and the liquid crystal glazing 2 and paste the touch-control membrane 3 on transparent panel 1, through 4 adhesive linkage on first sticky layer between the top edge of liquid crystal glazing 2 and the touch-control membrane 3, the lower edge department of liquid crystal glazing 2 passes through 5 and 3 adhesive linkage of touch-control membrane of second sticky layer, the thickness on first sticky layer 4 is greater than the thickness on second sticky layer 5 for liquid crystal glazing 2 is to keeping away from the one side slope of touch-control membrane 3.
The thickness ratio of the first adhesive layer 4 to the second adhesive layer 5 is 2; the thickness of the first adhesive layer 4 is 4mm, and the thickness of the second adhesive layer 5 is 2 mm; the transparent panel 1 is a glass panel.
Example 2: the utility model provides a durable type intelligence blackboard, includes transparent panel 1, set up in the liquid crystal glazing 2 at transparent panel 1 rear and lie in between transparent panel 1 and the liquid crystal glazing 2 and paste the touch-control membrane 3 on transparent panel 1, through 4 adhesive linkage on first sticky layer between the top edge of liquid crystal glazing 2 and the touch-control membrane 3, the lower edge department of liquid crystal glazing 2 passes through 5 and 3 adhesive linkage of touch-control membrane of second sticky layer, the thickness on first sticky layer 4 is greater than the thickness on second sticky layer 5 for liquid crystal glazing 2 is to keeping away from the one side slope of touch-control membrane 3.
The thickness ratio of the first adhesive layer 4 to the second adhesive layer 5 is 10: 3; the edges of the left side and the right side of the liquid crystal glass 2 are connected with the touch film 3 in an adhesive manner through a third adhesive layer 7; the thickness of the third adhesive layer 8 is reduced from top to bottom in sequence;
a backlight module is arranged on one side of the liquid crystal glass 2 opposite to the touch control film 3; the transparent panel 1 and the backlight module are both arranged on a metal frame 6; the transparent panel 1 is an acryl panel.
According to the durable intelligent blackboard, the liquid crystal glass and the touch control film are bonded through the first adhesive layer and the second adhesive layer with the thickness difference, so that the liquid crystal glass can keep outward inclination at a certain angle when the blackboard is in a completely vertical state or even in a small-angle inward inclination state, and the liquid crystal glass and the touch control film can be always prevented from being close to each other under the action of gravity, so that the problem of touch control failure caused by the fact that large-size liquid crystal glass deforms and is close to the touch control film is solved, and the touch control precision and sensitivity of the blackboard in the long-term use process are guaranteed.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to 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 within the protection scope of the present invention.
Claims (8)
1. The utility model provides a durable type intelligence blackboard, includes transparent panel (1), sets up in liquid crystal glazing (2) at transparent panel (1) rear and is located between transparent panel (1) and liquid crystal glazing (2) and pastes touch-control membrane (3) of applying on transparent panel (1), its characterized in that: the liquid crystal display panel is characterized in that the upper edge of the liquid crystal glass (2) is connected with the touch film (3) in an adhering mode through the first adhesive layer (4), the lower edge of the liquid crystal glass (2) is connected with the touch film (3) in an adhering mode through the second adhesive layer (5), and the thickness of the first adhesive layer (4) is larger than that of the second adhesive layer (5) so that the liquid crystal glass (2) inclines to one side far away from the touch film (3).
2. The durable intelligent blackboard of claim 1, wherein: the thickness ratio of the first adhesive layer (4) to the second adhesive layer (5) is 10: (3-7).
3. The durable intelligent blackboard of claim 1 or 2, wherein: the thickness of first gluing layer (4) is 3~5mm, the thickness of second gluing layer (5) is 1~3 mm.
4. Claim 1 the durable intelligent blackboard, characterized in that: the edges of the left side and the right side of the liquid crystal glass (2) are connected with the touch control film (3) in an adhesive mode through a third adhesive layer (7).
5. Claim 1 the durable intelligent blackboard, characterized in that: the thickness of the third adhesive layer (8) is reduced from top to bottom in sequence.
6. The durable intelligent blackboard of claim 1, wherein: and a backlight module is arranged on one side of the liquid crystal glass (2) back to the touch control film (3).
7. The durable intelligent blackboard of claim 1, wherein: the transparent panel (1) and the backlight module are both arranged on a metal frame (6).
8. The durable intelligent blackboard of claim 1, wherein: the transparent panel (1) is a glass panel or an acrylic panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122289226.6U CN215954290U (en) | 2021-09-22 | 2021-09-22 | Durable intelligent blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122289226.6U CN215954290U (en) | 2021-09-22 | 2021-09-22 | Durable intelligent blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215954290U true CN215954290U (en) | 2022-03-04 |
Family
ID=80427089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122289226.6U Active CN215954290U (en) | 2021-09-22 | 2021-09-22 | Durable intelligent blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215954290U (en) |
-
2021
- 2021-09-22 CN CN202122289226.6U patent/CN215954290U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20240914 Granted publication date: 20220304 |