CN213690564U - Large-size touch display device - Google Patents
Large-size touch display device Download PDFInfo
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- CN213690564U CN213690564U CN202022452186.8U CN202022452186U CN213690564U CN 213690564 U CN213690564 U CN 213690564U CN 202022452186 U CN202022452186 U CN 202022452186U CN 213690564 U CN213690564 U CN 213690564U
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Abstract
The utility model discloses a large-size touch display device, which comprises a transparent panel, a touch control film and a back plate, wherein the touch control film is arranged between the transparent panel and the back plate and is pasted on the inner surface of the transparent panel close to the back plate; the liquid crystal display panel is characterized in that liquid crystal glass is arranged between the touch control film and the back plate, at least two pressing strips are arranged between the edge of the liquid crystal glass and the back plate, a plurality of fixed blocks which are arranged at intervals are arranged between one side of each pressing strip, which is far away from the liquid crystal glass, and the transparent panel, an anti-glare film is arranged between the liquid crystal glass and the touch control film, reflective paper, a light guide plate and a light-equalizing film are sequentially superposed on the back plate and positioned between the back plate and the liquid crystal glass, and the back plate comprises a first aluminum base layer, a second aluminum base layer and a core layer filled between the first aluminum base layer and the second aluminum base layer. The utility model discloses light structure is frivolous simple, convenient assembling and technological requirement are low, can also directly press close to install in liquid crystal glazing rear, attenuate device thickness.
Description
Technical Field
The utility model relates to a jumbo size touch display device belongs to electronic equipment technical field.
Background
With the continuous development of economy and display technology, people have higher and higher requirements on convenience of daily office work and life, and in most fields, materials such as images or files are required to be displayed. In the conventional display technology, a single projection device is generally used to project an image or a document onto a curtain, and a processor is used to operate the image or the document. In the process of displaying images or files, the display equipment consisting of the projection device, the curtain and the processor has the problem of low interactivity due to single display mode, so that the problem of poor experience effect of a user is caused, and the problem of reduction of the enthusiasm of user operation is caused.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a jumbo size touch display device, this jumbo size touch display device light source structure is frivolous simple, convenient assembling and technological requirement are low, can also directly press close to install in liquid crystal glazing rear, attenuate device thickness.
In order to solve the technical problem, the utility model discloses a technical scheme is: a large-size touch display device comprises a transparent panel, a touch control film and a back plate, wherein the touch control film is arranged between the transparent panel and the back plate and is pasted on the inner surface of the transparent panel close to the back plate;
a liquid crystal glass is arranged between the touch control film and the back plate, at least two pressing strips are arranged between the edge of the liquid crystal glass and the back plate, one side of each pressing strip, which is far away from the liquid crystal glass, is connected with the transparent panel on which the touch control film is pasted, the other side of each pressing strip is in surface contact with the edge of the liquid crystal glass, and the liquid crystal glass is independently arranged on the transparent panel;
a plurality of fixed blocks which are arranged at intervals are arranged between one side of the pressing strip, which is far away from the liquid crystal glass, and the transparent panel, one surface of each fixed block is arranged on the transparent panel, and the other surface of each fixed block is connected with the pressing strip through a screw;
an anti-dazzle film is arranged between the liquid crystal glass and the touch control film, an anti-dazzle surface of the anti-dazzle film is in contact connection with the touch control film, and the other surface of the anti-dazzle film is in adhesive connection with the liquid crystal glass;
the back plate is sequentially overlapped with reflecting paper, the light guide plate and the light-equalizing film between the back plate and the liquid crystal glass, mounting strips are respectively arranged on the back plate and the two sides of the light guide plate, and a lamp strip is respectively arranged on the surfaces of the two mounting strips, which are opposite to the side end face of the light guide plate, so that light of the lamp strip is emitted into the light guide plate;
the backplate includes first aluminium basic unit, the second aluminium basic unit of parallel interval setting and fills the core layer between first aluminium basic unit, the second aluminium basic unit, interval distribution has cellular hole body on the core layer, first aluminium basic unit, the thickness on second aluminium basic unit are the same, and the thickness ratio between this first aluminium basic unit, second aluminium basic unit and the core layer is 1: 2 to 30.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the anti-glare film comprises a substrate layer and an anti-glare coating coated on one surface of the substrate layer.
2. In the above scheme, the other surface of the substrate layer is coated with a glue layer.
3. In the scheme, the thicknesses of the first aluminum base layer and the second aluminum base layer are both 0.5 mm-5 mm, and the thickness of the core layer is 3 mm-15 mm.
4. In the above scheme, the fixing block is mounted on the transparent panel through bonding connection.
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 touch display device, it assembles liquid crystal glazing, touch-control membrane, panel into independent module through the layering, realizes showing and touch-control function, and simple easy the realization of process flow not only can improve productivity and yields, but also can the holistic thickness of greatly attenuate device, improve and show definition and touch-control precision; in addition, an anti-dazzle film is arranged between the liquid crystal glass and the touch film, an anti-dazzle smooth surface of the anti-dazzle film is in contact connection with the touch film, the other surface of the anti-dazzle film is in bonding connection with the liquid crystal glass, the anti-dazzle smooth surface can enable the touch film to be tightly attached to the anti-dazzle film and the liquid crystal glass without generating water ripples, and the display definition is improved while the thickness of the device is further reduced.
2. The utility model discloses jumbo size touch display device, its independent light source structure that sets up, the structure is frivolous simple, convenient assembling and the technological requirement is low, can also press close to directly to install at the liquid crystal glazing rear, further attenuate device thickness; in addition, its backplate includes first aluminium basic unit, the second aluminium basic unit of parallel interval setting and fills the core layer between first aluminium basic unit, the second aluminium basic unit, interval distribution has cellular hole body on the core layer, first aluminium basic unit, the thickness of second aluminium basic unit are the same, and the thickness ratio between this first aluminium basic unit, second aluminium basic unit and the core layer is 1: 2~30, both can attenuate backplate thickness, lighten backplate weight when guaranteeing good mechanical properties, the weight that significantly lightens the device so that transportation and installation can also evenly spill the heat of each component that generates heat before the backplate rapidly, improve the heat dispersion of device, extension device life.
Drawings
Fig. 1 is a schematic structural diagram of a large-size touch display device according to the present invention;
fig. 2 is a schematic diagram of a back plate structure in the large-size touch display device of the present invention;
fig. 3 is an enlarged cross-sectional view of a partial structure of the large-sized touch display device of the present invention;
fig. 4 is a sectional view of the structure of a fixing block and a pressing bar in the large-size touch display device of the present invention;
fig. 5 is an enlarged sectional view of the local structure of the large-sized touch display device of the present invention;
fig. 6 is the structure schematic diagram of the anti-glare film in the large-size touch display device of the present invention.
In the above drawings: 1. a transparent panel; 2. a touch film; 3. liquid crystal glass; 4. a back plate; 401. a first aluminum base layer; 402. a second aluminum base layer; 403. a core layer; 5. layering; 6. a fixed block; 7. a screw; 11. an anti-glare film; 111. a substrate layer; 112. an anti-glare coating; 113. a glue layer; 12. a reflective paper; 13. a light guide plate; 14. a light homogenizing film; 15. mounting a bar; 16. a light strip; 161. a circuit substrate; 162. a light emitting element; 17. a diffusion membrane; 18. and (5) bright enhancement film.
Detailed Description
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: a large-size touch display device comprises a transparent panel 1, a touch control film 2 and a back plate 4, wherein the touch control film 2 is arranged between the transparent panel 1 and the back plate 4 and is pasted on the inner surface of the transparent panel 1 close to the back plate 4;
a liquid crystal glass 3 is arranged between the touch film 2 and the back plate 4, at least two pressing strips 5 are arranged between the edge of the liquid crystal glass 3 and the back plate 4, one side of each pressing strip 5, which is far away from the liquid crystal glass 3, is connected with the transparent panel 1 on which the touch film 2 is pasted, the other side of each pressing strip 5 is in surface contact with the edge of the liquid crystal glass 3, and the liquid crystal glass 3 is independently arranged on the transparent panel 1;
a plurality of fixing blocks 6 which are arranged at intervals are arranged between one side of the pressing strip 5, which is far away from the liquid crystal glass 3, and the transparent panel 1, one surface of each fixing block 6 is arranged on the transparent panel 1, and the other surface of each fixing block 6 is connected with the pressing strip 5 through a screw 7;
an anti-dazzle film 11 is arranged between the liquid crystal glass 3 and the touch control film 2, an anti-dazzle surface of the anti-dazzle film 11 is in contact connection with the touch control film 2, and the other surface of the anti-dazzle film 11 is in adhesive connection with the liquid crystal glass 3;
the back plate 4 and the liquid crystal glass 3 are sequentially overlapped with a piece of reflection paper 12, a light guide plate 13 and a light homogenizing film 14, the back plate 4 and the two sides of the light guide plate 13 are respectively provided with a mounting strip 15, and the surfaces of the two mounting strips 15, which are opposite to the side end face of the light guide plate 13, are respectively provided with a light strip 16, so that light of the light strip 16 enters the light guide plate 13;
the back plate 4 comprises a first aluminum base layer 401, a second aluminum base layer 402 and a core layer 403 filled between the first aluminum base layer 401 and the second aluminum base layer 402, which are arranged in parallel at intervals, wherein honeycomb-shaped hole bodies are distributed on the core layer 403 at intervals, the thicknesses of the first aluminum base layer 401 and the second aluminum base layer 402 are the same, and the thickness ratio of the first aluminum base layer 401 to the second aluminum base layer 402 to the core layer 403 is 1: 2 to 30.
The anti-glare film 11 includes a substrate layer 111 and an anti-glare coating layer 112 coated on one surface of the substrate layer 111; the other surface of the substrate layer 111 is coated with a glue layer 113;
the first aluminum base layer 401 and the second aluminum base layer 402 both have a thickness of 0.5mm, and the core layer 403 has a thickness of 6 mm; the fixing block 6 is attached to the transparent panel 1 by bonding.
Example 2: a large-size touch display device comprises a transparent panel 1, a touch control film 2 and a back plate 4, wherein the touch control film 2 is arranged between the transparent panel 1 and the back plate 4 and is pasted on the inner surface of the transparent panel 1 close to the back plate 4;
a liquid crystal glass 3 is arranged between the touch film 2 and the back plate 4, at least two pressing strips 5 are arranged between the edge of the liquid crystal glass 3 and the back plate 4, one side of each pressing strip 5, which is far away from the liquid crystal glass 3, is connected with the transparent panel 1 on which the touch film 2 is pasted, the other side of each pressing strip 5 is in surface contact with the edge of the liquid crystal glass 3, and the liquid crystal glass 3 is independently arranged on the transparent panel 1;
a plurality of fixing blocks 6 which are arranged at intervals are arranged between one side of the pressing strip 5, which is far away from the liquid crystal glass 3, and the transparent panel 1, one surface of each fixing block 6 is arranged on the transparent panel 1, and the other surface of each fixing block 6 is connected with the pressing strip 5 through a screw 7;
an anti-dazzle film 11 is arranged between the liquid crystal glass 3 and the touch control film 2, an anti-dazzle surface of the anti-dazzle film 11 is in contact connection with the touch control film 2, and the other surface of the anti-dazzle film 11 is in adhesive connection with the liquid crystal glass 3;
the back plate 4 and the liquid crystal glass 3 are sequentially overlapped with a piece of reflection paper 12, a light guide plate 13 and a light homogenizing film 14, the back plate 4 and the two sides of the light guide plate 13 are respectively provided with a mounting strip 15, and the surfaces of the two mounting strips 15, which are opposite to the side end face of the light guide plate 13, are respectively provided with a light strip 16, so that light of the light strip 16 enters the light guide plate 13;
the back plate 4 comprises a first aluminum base layer 401, a second aluminum base layer 402 and a core layer 403 filled between the first aluminum base layer 401 and the second aluminum base layer 402, which are arranged in parallel at intervals, wherein honeycomb-shaped hole bodies are distributed on the core layer 403 at intervals, the thicknesses of the first aluminum base layer 401 and the second aluminum base layer 402 are the same, and the thickness ratio of the first aluminum base layer 401 to the second aluminum base layer 402 to the core layer 403 is 1: 2 to 30.
The first aluminum base layer 401 and the second aluminum base layer 402 both have a thickness of 2mm, and the core layer 403 has a thickness of 12 mm; the fixing block 6 is attached to the transparent panel 1 by bonding.
By adopting the large-size touch display device, the liquid crystal glass, the touch film and the panel are assembled into the independent module through the pressing strip, so that the display and touch functions are realized, the process flow is simple and easy to realize, the productivity and the yield can be improved, the integral thickness of the device can be greatly reduced, and the display definition and the touch precision are improved;
in addition, the anti-dazzle surface can enable the touch control film to be tightly attached to the anti-dazzle film and the liquid crystal glass without generating water ripples, so that the thickness of the device is further reduced, and the display definition is improved;
in addition, the independently arranged light source structure is light, thin and simple in structure, convenient to assemble and low in process requirement, and can be directly installed behind the liquid crystal glass in a close manner to further reduce the thickness of the device;
in addition, the thickness of the backboard can be reduced while good mechanical properties are ensured, the weight of the backboard is reduced, the weight of the device is greatly reduced so as to be convenient for transportation and installation, the heat of each heating component in front of the backboard can be rapidly and uniformly dissipated, the heat dissipation performance of the device is improved, and the service life of the device is prolonged.
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 (5)
1. A large-size touch display device characterized by: the touch screen comprises a transparent panel (1), a touch film (2) and a back plate (4), wherein the touch film (2) is arranged between the transparent panel (1) and the back plate (4) and is pasted on the inner surface, close to the back plate (4), of the transparent panel (1);
a piece of liquid crystal glass (3) is arranged between the touch film (2) and the back plate (4), at least two pressing strips (5) are arranged between the edge of the liquid crystal glass (3) and the back plate (4), one side of each pressing strip (5) far away from the liquid crystal glass (3) is connected with the transparent panel (1) pasted with the touch film (2), the other side of each pressing strip (5) is in surface contact with the edge of the liquid crystal glass (3), and the liquid crystal glass (3) is independently installed on the transparent panel (1);
a plurality of fixing blocks (6) which are arranged at intervals are arranged between one side of the pressing strip (5) far away from the liquid crystal glass (3) and the transparent panel (1), one surface of each fixing block (6) is arranged on the transparent panel (1), and the other surface of each fixing block (6) is connected with the pressing strip (5) through a screw (7);
an anti-dazzle film (11) is arranged between the liquid crystal glass (3) and the touch film (2), an anti-dazzle surface of the anti-dazzle film (11) is in contact connection with the touch film (2), and the other surface of the anti-dazzle film (11) is in adhesive connection with the liquid crystal glass (3);
the backlight module is characterized in that reflection paper (12), a light guide plate (13) and a light-equalizing film (14) are sequentially overlapped on the back plate (4) and positioned between the back plate (4) and the liquid crystal glass (3), mounting strips (15) are respectively arranged on the back plate (4) and positioned on two sides of the light guide plate (13), and a lamp strip (16) is respectively arranged on the surfaces of the two mounting strips (15) opposite to the side end face of the light guide plate (13) so that light of the lamp strip (16) is emitted into the light guide plate (13);
the backplate (4) includes first aluminium basic unit (401), second aluminium basic unit (402) and fills core layer (403) between first aluminium basic unit (401), second aluminium basic unit (402) that parallel interval set up, interval distribution has cellular hole body on core layer (403), the thickness of first aluminium basic unit (401), second aluminium basic unit (402) is the same, and the thickness ratio between this first aluminium basic unit (401), second aluminium basic unit (402) and core layer (403) is 1: 2 to 30.
2. A large-size touch display device according to claim 1, wherein: the anti-glare film (11) comprises a base material layer (111) and an anti-glare coating (112) coated on one surface of the base material layer (111).
3. A large-size touch display device according to claim 2, wherein: and the other surface of the substrate layer (111) is coated with a glue layer (113).
4. A large-size touch display device according to claim 1, wherein: the thickness of the first aluminum base layer (401) and the thickness of the second aluminum base layer (402) are both 0.5 mm-5 mm, and the thickness of the core layer (403) is 3 mm-15 mm.
5. A large-size touch display device according to claim 1, wherein: the fixed block (6) is arranged on the transparent panel (1) through bonding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022452186.8U CN213690564U (en) | 2020-10-29 | 2020-10-29 | Large-size touch display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022452186.8U CN213690564U (en) | 2020-10-29 | 2020-10-29 | Large-size touch display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213690564U true CN213690564U (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022452186.8U Active CN213690564U (en) | 2020-10-29 | 2020-10-29 | Large-size touch display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213690564U (en) |
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2020
- 2020-10-29 CN CN202022452186.8U patent/CN213690564U/en active Active
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