CN220438711U - Zero laminating intelligence whiteboard - Google Patents
Zero laminating intelligence whiteboard Download PDFInfo
- Publication number
- CN220438711U CN220438711U CN202322210080.0U CN202322210080U CN220438711U CN 220438711 U CN220438711 U CN 220438711U CN 202322210080 U CN202322210080 U CN 202322210080U CN 220438711 U CN220438711 U CN 220438711U
- Authority
- CN
- China
- Prior art keywords
- frame
- toughened glass
- sided
- liquid crystal
- back plate
- Prior art date
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- 238000010030 laminating Methods 0.000 title claims description 8
- 239000005341 toughened glass Substances 0.000 claims abstract description 52
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 39
- 239000006260 foam Substances 0.000 claims description 10
- 238000009792 diffusion process Methods 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 abstract 1
- 239000002390 adhesive tape Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012788 optical film Substances 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
Abstract
The utility model relates to the technical field of display structures, in particular to a zero-attaching intelligent whiteboard. The liquid crystal display panel comprises four-sided frames, a middle frame and a back plate, wherein the four-sided frames are used for fixing toughened glass and a liquid crystal panel, inserting grooves for inserting filter strips and a touch frame are formed in the four-sided frames, clamping grooves for clamping the toughened glass are formed between the filter strips and the four-sided frames, and the four-sided frames are used for clamping and fixing the toughened glass through corner fitting connection; the utility model solves the problems of traditional flat writing precision and display stroke break difference when a user writes, improves the operation and inspection feeling of the user, ensures that the structure is more stable through the structure of clamping the toughened glass by the four peripheral frames, solves the problems of subsidence and looseness of the toughened glass when the toughened glass is written and pressed on the front, reduces the pressing block of the toughened glass, and reduces the material and processing cost of the product.
Description
Technical Field
The utility model relates to the technical field of display structures, in particular to a zero-attaching intelligent whiteboard.
Background
The intelligent tablet is also called an electronic whiteboard, a conference machine, an educational machine and an integrated machine, is a display device with touch control and writing functions, and mainly replaces a single projection display device.
The utility model provides a smart whiteboard, including intelligent flat structure, the front has a piece toughened glass to be used for touching and writing, our traditional structure usually in order to ensure liquid crystal display panel's safety, can protect liquid crystal display panel with a special bubble cotton and face frame earlier, then will appear certain interval distance because there is a distance of layer frame between liquid crystal display panel and the toughened glass for liquid crystal display and toughened glass can not laminate together completely, lead to writing the nib and the display screen to appear certain offset when leading to writing, influence the precision of writing and the user's sense of experience of writing, and the zero laminating structure on the market at present is mainly through backlight unit or five metals briquetting push down toughened glass, write in the front and press down toughened glass and deposit in the invagination and loosen the condition, in view of this, we propose a zero laminating smart whiteboard.
Disclosure of Invention
The utility model aims to provide a zero-attaching intelligent whiteboard so as to solve the problems in the background technology.
In order to achieve the above purpose, the utility model provides a zero-attaching intelligent whiteboard, which comprises a four-sided frame, a middle frame and a back plate, wherein the four-sided frame is used for fixing toughened glass and a liquid crystal panel, an inserting groove for inserting a light filtering strip and a touch frame is formed in the four-sided frame, a clamping groove for clamping the toughened glass is formed between the light filtering strip and the four-sided frame, and the four-sided frame is used for clamping and fixing the toughened glass through corner fitting connection;
double-sided adhesive tapes are adhered to the periphery, close to the display area, of the rear surface of the toughened glass, and the front surface of the liquid crystal panel is adhered to the rear surface of the toughened glass through the double-sided adhesive tapes;
the back plate is arranged at the rear side of the four-sided frame, the middle frame is arranged between the four-sided frame and the back plate, the liquid crystal panel is arranged between the toughened glass and the middle frame, the front surface of the middle frame is fixedly connected with buffer foam, and the front surface of the buffer foam is in contact with the rear surface of the liquid crystal panel;
wherein, be equipped with backlight unit between backplate and the middle frame.
As a further improvement of the technical scheme, threaded holes for installing the first screws are formed in the middle frame and the back plate, the outer wall of the four-sided frame is in contact with the outer wall of the middle frame, and an installation groove for installing a backlight assembly is formed between the middle frame and the back plate.
As a further improvement of the technical scheme, the side wall of the backboard is provided with a bending edge, the rear surface of the quadrilateral frame is provided with a clamping groove matched with the bending edge, and the quadrilateral frame and the backboard are both provided with reserved grooves for installing second screws.
As a further improvement of the technical scheme, the backlight assembly comprises a diffusion plate, an optical diaphragm, a lamp strip, a diaphragm support column and a reflecting sheet, wherein the diffusion plate is clamped in a mounting groove between the middle frame and the back plate, the optical diaphragm is fixedly connected with the front surface of the diffusion plate, the reflecting sheet is arranged on the rear surface of the diffusion plate, and the lamp strip and the diaphragm support column are arranged on the front surface of the back plate.
As a further improvement of the technical scheme, the four-sided face frame consists of a top face frame, a bottom face frame and two side face frames, and the top face frame, the bottom face frame and the two side face frames enclose a rectangular structure.
Compared with the prior art, the utility model has the beneficial effects that:
in this zero laminating intelligence whiteboard, liquid crystal display panel adopts the double faced adhesive tape laminating fixed with toughened glass all around for liquid crystal display panel and toughened glass are nearly zero apart from laminating, show the stroke and break the poor problem when having solved traditional dull and stereotyped writing precision and user and writing, promote user's operation and examine the sense, secondly carry out the joint fixedly to toughened glass through four peripheral face frames and filter strip cooperation, make toughened glass use the time more have stability, solve and write in openly and press toughened glass to deposit and sink into and not hard up condition, reduced the briquetting of pressing toughened glass simultaneously, reduce the material and the processing cost of product.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional block diagram of the present utility model;
FIG. 3 is a split block diagram of the present utility model;
fig. 4 is a cut-away view of the utility model at a four sided frame.
The meaning of each reference sign in the figure is:
1. tempered glass; 2. a liquid crystal panel; 3. a four-sided frame; 4. a middle frame; 5. a back plate; 6. a filter strip; 7. a touch frame; 8. double faced adhesive tape; 9. buffering foam; 10. a first screw; 11. bending edges; 12. a second screw; 13. a diffusion plate; 14. an optical film; 15. a light bar; 16. a membrane support column; 17. and a reflective sheet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present embodiment provides a zero-bonding intelligent whiteboard, which comprises a four-sided frame 3 for fixing toughened glass 1 and a liquid crystal panel 2, a middle frame 4 and a back plate 5, wherein a plugging slot for plugging a filter strip 6 and a touch frame 7 is formed in the four-sided frame 3, a clamping slot for clamping toughened glass 1 is formed between the filter strip 6 and the four-sided frame 3, and the four-sided frame 3 is used for clamping and fixing toughened glass 1 through corner fitting connection; the structure of the toughened glass 1 is clamped by the four-sided frame 3, so that the toughened glass 1 is fixed more stably.
The periphery of the rear surface of the toughened glass 1, which is close to the display area, is stuck with double-sided tape 8, and the front surface of the liquid crystal panel 2 is adhered with the rear surface of the toughened glass 1 through the double-sided tape 8; the periphery of the liquid crystal panel 2 is bonded and fixed with the toughened glass 1 by the double-sided adhesive tape 8, so that the liquid crystal panel 2 and the toughened glass 1 are bonded almost at zero distance, and writing precision and experience are improved.
The back plate 5 is arranged at the rear side of the four-sided frame 3, the middle frame 4 is arranged between the four-sided frame 3 and the back plate 5, the liquid crystal panel 2 is arranged between the toughened glass 1 and the middle frame 4, the front surface of the middle frame 4 is fixedly connected with buffer foam 9, and the front surface of the buffer foam 9 is in contact with the rear surface of the liquid crystal panel 2; the buffer foam 9 can protect the liquid crystal panel 2, prevent the liquid crystal panel 2 from being damaged by hard contact with the middle frame 4, and prevent external dust and scraps from entering between the liquid crystal panel 2 and the back plate 5, so that the liquid crystal panel 2 is polluted or damaged by the scraps.
Wherein, a backlight assembly is arranged between the back plate 5 and the middle frame 4. The working principle is as follows: when the liquid crystal display device is used, the toughened glass 1 is close to the periphery of a display area and is stuck with the double faced adhesive tape 8, then the double faced adhesive tape 8 of the liquid crystal panel 2 is fixedly stuck to the inner side of the toughened glass 1, the liquid crystal panel 2 is tightly stuck to the toughened glass 1, the liquid crystal panel 2 and the toughened glass 1 are almost stuck at zero distance, writing precision and experience are improved, then the toughened glass 1 is clamped and connected through the matching of the four-sided frame 3 and the light filtering strip 6, the toughened glass 1 is fixed more stably, the problem that the toughened glass 1 is written and pressed in the front is solved, the situation that the toughened glass 1 is trapped and loosened is solved, then the buffer foam 9 is stuck to the front of the middle frame 4 of the backlight assembly, and the four-sided frame 3 fixed with the toughened glass 1 and the liquid crystal panel 2 are butted with the back plate 5 and the middle frame 4, so that the front surface of the buffer foam 9 is butted with the back surface of the liquid crystal panel 2, the liquid crystal panel 2 can be protected, the liquid crystal panel 2 is prevented from being damaged due to hard contact with the middle frame 4, and dirt and dust outside can be prevented from entering between the liquid crystal panel 2 and back plate 5, and dirt or damage to the liquid crystal panel 2.
In order to facilitate the fixation between the middle frame 4 and the back plate 5, screw holes for installing the first screws 10 are formed in the middle frame 4 and the back plate 5, the outer wall of the four-sided frame 3 is abutted against the outer wall of the middle frame 4, and an installation groove for installing a backlight assembly is formed between the middle frame 4 and the back plate 5.
Considering that the fixing between the backboard 5 and the quadrilateral frame 3 is required to be convenient, the side wall of the backboard 5 is provided with a bending edge 11, the rear surface of the quadrilateral frame 3 is provided with a clamping groove matched with the bending edge 11, the inside of the quadrilateral frame 3 and the backboard 5 is provided with reserved grooves for installing second screws 12, when the novel backboard is used, the clamping groove formed in the quadrilateral frame 3 is aligned with the bending edge 11 on the side edge of the backboard 5, then the backboard 5 is in butt joint with the quadrilateral frame 3, and finally the backboard 5 and the quadrilateral frame 3 are further fixed through the second screws 12.
In order to guarantee the normal use of this intelligent whiteboard, so the backlight unit is including diffuser plate 13, optics diaphragm 14, lamp strip 15, diaphragm support column 16 and reflector plate 17, diffuser plate 13 joint is in the mounting groove between center 4 and backplate 5, the front surface fixedly connected with optics diaphragm 14 of diffuser plate 13, the rear surface of diffuser plate 13 is equipped with reflector plate 17, the front surface of backplate 5 is equipped with lamp strip 15 and diaphragm support column 16, during the use, the effect that lamp strip 15 shone can be guaranteed to the reflector plate 17 of setting, and the diaphragm support column 16 of setting can support diffuser plate 13 and optics diaphragm 14, stability when increasing diffuser plate 13 and optics diaphragm 14 use.
The protection effect to toughened glass 1 and liquid crystal display panel 2 need be guaranteed in operation, so four side face frames 3 comprise top face frame, bottom face frame and two lateral part face frames, and top face frame, bottom face frame and two lateral part face frames enclose into rectangular structure, enclose into rectangular structure through top face frame, bottom face frame and two lateral part face frames and wrap up toughened glass 1 and liquid crystal display panel 2, have guaranteed the protection effect.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a zero laminating intelligence whiteboard, is including four sides face frame (3), center (4) and backplate (5) that are used for fixed toughened glass (1) and liquid crystal display panel (2), its characterized in that: the inside of the four-sided frame (3) is provided with a plugging groove for plugging the optical filtering strip (6) and the touch frame (7), a clamping groove for clamping the toughened glass (1) is formed between the optical filtering strip (6) and the four-sided frame (3), and the four-sided frame (3) is used for clamping and fixing the toughened glass (1) through corner fitting connection;
the periphery of the rear surface of the toughened glass (1) close to the display area is stuck with double-sided tape (8), and the front surface of the liquid crystal panel (2) is adhered with the rear surface of the toughened glass (1) through the double-sided tape (8);
the back plate (5) is arranged at the rear side of the four-sided frame (3), the middle frame (4) is arranged between the four-sided frame (3) and the back plate (5), the liquid crystal panel (2) is arranged between the toughened glass (1) and the middle frame (4), the front surface of the middle frame (4) is fixedly connected with buffer foam (9), and the front surface of the buffer foam (9) is in contact with the rear surface of the liquid crystal panel (2);
wherein, a backlight component is arranged between the back plate (5) and the middle frame (4).
2. The zero-fit intelligent whiteboard of claim 1, wherein: screw holes for installing the first screws (10) are formed in the middle frame (4) and the back plate (5), the outer wall of the four-sided frame (3) is abutted against the outer wall of the middle frame (4), and an installation groove for installing a backlight assembly is formed between the middle frame (4) and the back plate (5).
3. The zero-fit intelligent whiteboard of claim 1, wherein: the side wall of backplate (5) is equipped with the limit of bending (11), the draw-in groove with limit of bending (11) looks adaptation is seted up to the rear surface of four sides face frame (3), the reservation groove that is used for installing second screw (12) is all opened to the inside of four sides face frame (3) and backplate (5).
4. The zero-fit intelligent whiteboard of claim 2, wherein: the backlight assembly comprises a diffusion plate (13), an optical membrane (14), a lamp strip (15), a membrane support column (16) and a reflecting sheet (17), wherein the diffusion plate (13) is clamped in a mounting groove between a middle frame (4) and a back plate (5), the optical membrane (14) is fixedly connected to the front surface of the diffusion plate (13), the reflecting sheet (17) is arranged on the rear surface of the diffusion plate (13), and the lamp strip (15) and the membrane support column (16) are arranged on the front surface of the back plate (5).
5. The zero-fit intelligent whiteboard of claim 1, wherein: the four-side face frame (3) consists of a top face frame, a bottom face frame and two side face frames, and the top face frame, the bottom face frame and the two side face frames enclose a rectangular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322210080.0U CN220438711U (en) | 2023-08-16 | 2023-08-16 | Zero laminating intelligence whiteboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322210080.0U CN220438711U (en) | 2023-08-16 | 2023-08-16 | Zero laminating intelligence whiteboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220438711U true CN220438711U (en) | 2024-02-02 |
Family
ID=89697817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322210080.0U Active CN220438711U (en) | 2023-08-16 | 2023-08-16 | Zero laminating intelligence whiteboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220438711U (en) |
-
2023
- 2023-08-16 CN CN202322210080.0U patent/CN220438711U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |