CN214896560U - Infrared touch-sensitive screen electronic terminal printing opacity structure and electronic terminal - Google Patents
Infrared touch-sensitive screen electronic terminal printing opacity structure and electronic terminal Download PDFInfo
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- CN214896560U CN214896560U CN202120517534.7U CN202120517534U CN214896560U CN 214896560 U CN214896560 U CN 214896560U CN 202120517534 U CN202120517534 U CN 202120517534U CN 214896560 U CN214896560 U CN 214896560U
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Abstract
The utility model discloses an infrared touch-sensitive screen electronic terminal light-transmitting structure and have electronic terminal of this structure, terminal light-transmitting structure is including having the open-ended casing and setting up the cover plate glass of the opening part of casing is still including setting up the inboard infrared signal transmission receiving arrangement of cover plate glass, cover plate glass is last to correspond to infrared signal transmission receiving arrangement's position is provided with the infrared sheet that passes that can make infrared signal pass, it includes the unable non-transparent material that passes through of visible light to pass through infrared sheet. Through set up the infrared sheet that passes through that visible light can't pass through, infrared signal can pass on cover plate glass in this scheme for thereby infrared signal can be normal the penetrating cover plate glass realize infrared touch function, can't observe the casing inner structure of cover plate glass below through the naked eye in cover plate glass's the outside simultaneously, thereby effectual improvement product outward appearance beautifully degree.
Description
Technical Field
The application relates to the technical field of display equipment, in particular to an infrared touch screen electronic terminal light-transmitting structure and an electronic terminal with the same.
Background
An Infrared signal Technology Touch Screen (Infrared Touch Screen Technology) is composed of Infrared signal emitting and receiving sensing elements mounted on the periphery of a Screen, an Infrared signal detection net is formed on the surface of the Screen, and an object blocks the Infrared signal to realize the Touch Screen operation.
The existing setting mode of the infrared touch frame is mainly divided into an on-screen type and an under-screen type, and the under-screen type is more popular due to the fact that a narrower frame is conveniently achieved.
Because infrared signal is passed through to traditional screen following formula infrared touch screen electricity can set up the printing opacity district corresponding to the touch frame on its apron glass owing to need, and the printing opacity district leads to observing the inside device of equipment from the outside of apron glass to influence infrared touch screen appearance aesthetic measure.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an aim at: the utility model provides an infrared touch-sensitive screen electronic terminal printing opacity structure which can solve the above-mentioned problem that exists among the prior art.
The embodiment of the utility model provides a another aim at: the electronic terminal is capable of achieving larger screen ratio and good in appearance effect.
In order to achieve the purpose, the following technical scheme is adopted in the application:
the utility model provides an infrared touch-sensitive screen electronic terminal light-transmitting structure, is in including having open-ended casing and setting the cover plate glass of the opening part of casing, still including setting up the inboard infrared signal transmission/receiving device of cover plate glass, cover plate glass is last to correspond to infrared signal transmission/receiving device's position is provided with the infrared sheet that passes that can make infrared signal pass, it includes the non-transparent material that visible light can't pass through to pass through infrared sheet.
In another aspect, an electronic terminal is provided, which has the light-transmitting structure of the infrared touch screen electronic terminal.
The beneficial effect of this application does: through set up the infrared sheet that passes through that visible light can't pass through, infrared signal can pass on cover plate glass in this scheme for thereby infrared signal can be normal the penetrating cover plate glass realize infrared touch function, can't observe the casing inner structure of cover plate glass below through the naked eye in cover plate glass's the outside simultaneously, thereby effectual product outward appearance beautifully degree that has improved.
The electronic terminal with the infrared touch screen electronic terminal light-transmitting structure can make the frame narrower while realizing the infrared touch function, improve the screen occupation ratio of the electronic terminal, and ensure that internal devices are not easy to observe, so that the terminal appearance is more attractive
Drawings
The present application will be described in further detail below with reference to the accompanying drawings and examples.
Fig. 1 is a schematic structural diagram of a light-transmitting structure of an electronic terminal of an infrared touch screen according to an embodiment of the present application.
Fig. 2 is an enlarged view of fig. 1 at I.
Fig. 3 is a schematic view of another structure of a light-transmitting structure of an electronic terminal of an infrared touch screen according to an embodiment of the present application.
Fig. 4 is an enlarged view of fig. 3 at II.
Fig. 5 is a schematic structural diagram of a light-transmitting structure of an electronic terminal of an infrared touch screen according to an embodiment of the present application.
Fig. 6 is an enlarged view at III in fig. 5.
Fig. 7 is a schematic structural diagram of a light-transmitting structure of an electronic terminal of an infrared touch screen according to an embodiment of the present application.
Fig. 8 is an enlarged view at IV in fig. 7.
Fig. 9 is a schematic structural view of a right-angle infrared-transmitting case according to an embodiment of the present application.
FIG. 10 shows an isosceles right triangle infrared transmitting case according to an embodiment of the present application
Fig. 11 is a schematic structural view of an infrared-transmitting film according to an embodiment of the present disclosure.
In the figure:
100. a housing; 101. an opening; 102. a frame; 103. a bezel reflective region;
200. cover plate glass; 201. a signal transmitting device; 202. a signal receiving device;
310. an infrared-permeable membrane; 311. a film substrate; 312. infrared ink; 313. OCA glue; 314. a release film; 320. transmitting an infrared plastic sheet; 330. mounting grooves for plastic sheets; 340. a right-angled transparent red shell; 341. a first connecting edge; 342. a second connecting edge; 343. a third connecting edge;
400. black ink.
Detailed Description
In order to make the technical problems solved, technical solutions adopted, and technical effects achieved by the present application clearer, the following describes technical solutions of embodiments of the present application in further detail, and it is obvious that the described embodiments are only a part of embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1 to 11, the present embodiment provides a light-transmitting structure of an infrared touch screen electronic terminal, which includes a housing 100 having an opening 101, a cover glass 200 disposed at the opening 101 of the housing 100, and an infrared signal transmitting/receiving device disposed inside the cover glass 200, wherein an infrared-transmitting sheet capable of allowing an infrared signal to pass through is disposed on the cover glass 200 at a position corresponding to the infrared signal transmitting/receiving device, and the infrared-transmitting sheet includes a non-transparent material through which visible light cannot pass.
Through set up the infrared sheet that passes through that visible light can't pass through, infrared signal can pass on cover plate glass 200 in this scheme for thereby infrared signal can be normal the penetrating cover plate glass 200 realize infrared touch function, can't observe the 100 inner structure of casing below cover plate glass 200 through the naked eye in the outside of cover plate glass 200 simultaneously, thereby effectual product outward appearance beautifully degree that has improved.
It is understood that the inner side of the cover glass 200 in this embodiment refers to a side of the housing 100 in which the electronic components are disposed, and a surface facing a user of the light-transmitting structure of the infrared touch screen electronic terminal is the outer side of the cover glass 200.
In this embodiment, a transparent structure of an infrared touch screen electronic terminal with a rectangular structure is taken as an example to specifically describe the installation position of the infrared signal transmitting/receiving device, the infrared signal transmitting device 201 is arranged on one side of two opposite side edges, the infrared signal receiving device 202 is arranged on the other side of the two opposite side edges, and the infrared signal is transmitted to the infrared signal receiving device 202 through reflection after being transmitted by the infrared signal transmitting device 201, that is, the infrared signal transmitting device 201 and the infrared signal receiving device 202 are correspondingly arranged and are located on the same side (inner side) of the cover glass 200 along the thickness direction of the cover glass 200.
The infrared signal emitting device 201 and the infrared signal receiving device 202 in this embodiment are both touch frames, and the touch frames for implementing the infrared touch function belong to the conventional technologies in the art, and will not be described in detail here.
In the infrared touch screen electronic terminal light-transmitting structure in the scheme, the infrared light-transmitting sheet can be arranged in various positions.
As shown in fig. 3-6, in one embodiment an infrared-transmitting sheet is secured to a side of the cover glass 200 facing the infrared signal emitting device 201 and the infrared signal receiving device 202. That is, the infrared transmitting sheet is disposed on the inner side of the cover glass 200, and this arrangement has an advantage that the inner structure of the housing 100 below the cover glass 200 is not observed when viewed from the outer side of the cover glass 200, and the outer surface thereof has no trace of the infrared transmitting sheet, resulting in a more beautiful product.
As also shown in fig. 1, 2, 7, and 8, in another embodiment an infrared-transmitting sheet is secured to a side of the cover glass 200 remote from the infrared signal emitting device 201 and the infrared signal receiving device 202. That is, the infrared transmitting sheet is disposed outside the cover glass 200, and this arrangement has an advantage that the region where the infrared transmitting sheet is disposed and the black printed region where the black ink 400 needs to be disposed inside the cover glass 200 are not on the same side surface of the cover glass 200, and therefore, although they overlap each other in the projection direction, they do not actually contact each other, and therefore, the processing of the two does not affect each other, and there is no need to consider the problems of the adhesion between different materials, the uneven thickness formed by overlapping the surface of the cover glass 200, and the like.
In order to realize the screen-down setting of the infrared signal transmitting device 201 and the infrared signal receiving device 202, a reflection structure is further arranged on the casing 100 in this embodiment, and is used for reflecting the infrared signal transmitted by the infrared signal transmitting device 201 to the infrared signal receiving device 202, specifically, in this embodiment, the casing 100 includes a frame 102 capable of fixing the cover glass 200, the opening 101 is located on the frame 102, frame reflection areas 103 are respectively arranged on the frame 102 corresponding to the infrared signal transmitting device 201 and the infrared signal receiving device 202, and the infrared-transmitting sheet is located between the frame reflection areas 103 and the cover glass 200.
In a specific working process, the infrared signal transmitting device 201 transmits an infrared signal, the infrared signal is reflected for the first time in the frame reflection area 103 close to the infrared signal transmitting device 201 after the area provided with the infrared transmitting sheet passes through the cover glass 200, so that the angle of the signal is deflected by 90 degrees, the signal after the first reflection irradiates the frame reflection area 103 close to the infrared signal receiving device 202 to be reflected for the second time, the signal is deflected for the angle of 90 degrees again, and the signal after the second reflection passes through the cover glass 200 again from the area provided with the infrared transmitting sheet and is received by the infrared signal receiving device 202.
In order to smoothly realize the transmission of the infrared signal, in this embodiment, the infrared signal emitting device 201 and the infrared signal receiving device 202 are both disposed perpendicular to the surface of the cover glass 200, and the frame reflection region 103 and the surface of the cover glass 200 form an included angle of 45 °, that is, the infrared signal emitted by the infrared signal emitting device 201 can irradiate the frame reflection region 103 at an incident angle of 45 °, and after being deflected by 90 °, the infrared signal also irradiates the frame reflection region 103 on the other side at an incident angle of 45 °, and the frame reflection region 103 on the other side is emitted at a reflection angle of 45 ° and is acquired by the infrared signal receiving device 202.
As shown in fig. 11, in the present embodiment, the infrared ink 312 is used as a non-transparent material through which visible light cannot pass, the infrared-transmitting sheet is an infrared-transmitting film 310, the infrared-transmitting film 310 includes a film base 311 and the infrared ink 312 disposed on the film base 311, and the infrared-transmitting film 310 is fixed to the cover glass 200 by bonding.
The infrared ink 312(IR ink) is a functional ink which is transparent to infrared rays and blocks visible light and ultraviolet rays, and is a conventional material, and its components are not specifically described in this embodiment.
Specifically, in the present embodiment, the infrared ink 312 is processed on the film substrate 311 by roll coating or printing, and the infrared-transmitting film 310 does not need to be directly processed on the cover glass 200, so the infrared-transmitting film 310 processed in advance can be fixed on the cover glass 200 by adhesion. Because the baking of the infrared ink 312 generally takes more than 20 minutes, the scheme reduces the baking steps of the infrared ink 312, shortens the overall production time of the cover glass 200, improves the production efficiency and the productivity, and can greatly reduce the labor intensity of workers and the production cost of products.
Specifically, the infrared-transmitting film 310 is fixed to the cover glass 200 by OCA optical cement. Oca (optical Clear adhesive) is a special adhesive used for gluing transparent optical elements such as lenses and the like. The light-transmitting adhesive is required to be colorless and transparent, has the light transmittance of more than 90 percent, has good adhesive strength, can be cured at room temperature or middle temperature, and has the characteristics of small curing shrinkage and the like.
In this embodiment, the infrared-transmitting film 310 is an infrared-transmitting adhesive tape, the infrared ink 312 is processed on the film substrate 311 by roll coating and printing in the production process, the optical OCA glue 313 is attached to the surface of the adhesive tape substrate on which the infrared ink 312 is disposed, and the infrared-transmitting film 310 can be mounted by directly adhering the side attached with the optical OCA glue 313 to the surface of the cover glass 200 in the use process.
In the production process of the specific infrared-transmitting adhesive tape, in order to facilitate transportation, storage and use of the infrared-transmitting adhesive tape, a release film 314 is further arranged on the surface of the optical OCA glue 313, the release film 314 needs to be firstly torn off in the use process, and the optical OCA glue 313 is bonded with the cover plate glass 200 after being exposed.
In this embodiment, the cover glass 200 is provided with a black printed area for printing the black ink 400, and the black printed area partially overlaps with the area where the infrared-transmitting sheet is located. In this embodiment, the black ink 400 is printed before the infrared transparent film 310 is pasted on the cover glass 200, the common black ink 400 is used, the baking time is only 5 minutes, and then the infrared transparent adhesive tape is pasted on the glass printed with the black ink 400, so that the glass production efficiency can be greatly improved, the cost can be greatly reduced, and the overlapping area of the black ink 400 and the infrared transparent film 310 is subject to the condition that the black ink 400 does not influence the transmission of infrared signals.
It should be noted that the infrared-transmitting sheet is not limited to the infrared-transmitting film 310, and in other embodiments, the infrared-transmitting sheet 320 may also be an infrared-transmitting plastic sheet, the infrared-transmitting plastic sheet 320 is also fixed on the cover glass 200 by means of optical OCA glue 313, and the cover glass 200 is provided with a black printed area for printing the black ink 400, and the black printed area partially overlaps with the area where the infrared-transmitting sheet is located.
In other embodiments, the infrared-transmitting sheet may be formed into a right-angled infrared-transmitting shell 340 having a first connecting edge 341 and a second connecting edge 342 that are perpendicular to each other, as shown in fig. 7-9, wherein the first connecting edge 341 is disposed adjacent to the cover glass 200, the second connecting edge 342 extends upward perpendicular to the cover glass 200, and an end of the second connecting edge 342 that is away from the first connecting edge 341 abuts the bezel reflective region 103.
This scheme can fill the contained angle space that forms between casing 100 and cover glass 200 in order to form 45 frame reflecting area 103, has effectively avoided the foreign matter to enter into the touch-control result of use that influences infrared touch screen in this contained angle space.
Preferably, the right-angle transparent red case 340 is not limited to an L-shaped structure having only two right-angle sides, and in other embodiments, the right-angle transparent red case may further have a third connecting side 343 connecting the first connecting side 341 and the second connecting side 342 at ends of the first connecting side 341 and the second connecting side 342, as shown in fig. 10, the first connecting side 341, the second connecting side 342, and the third connecting side 343 are connected end to form an isosceles right triangle structure transparent red case, so that the structural strength of the right-angle transparent infrared case 340 is improved, and at the same time, the right-angle transparent infrared case can be connected with the frame reflection area 103 through the third connecting side 343, and the stability of fixation is improved.
Preferably, the cover glass 200 is provided with a plastic sheet mounting groove 330, and the infrared-transmitting plastic sheet 320 is mounted in the plastic sheet mounting groove 330. By arranging the plastic piece mounting groove 330 on the cover glass 200, on one hand, the mounting of the infrared-transmitting plastic piece 320 can be positioned, and within the range allowed by the dimensional tolerance, the mounting position requirement can be met only by mounting the infrared-transmitting plastic piece 320 into the plastic piece mounting groove 330; on the other hand, the depth of the plastic piece mounting groove 330 can offset the thickness of the infrared transmitting plastic piece 320, and when the depth of the plastic piece mounting groove 330 is the sum of the thickness of the infrared transmitting plastic piece 320 and the thickness of the OCA optical cement arranged on the plastic piece mounting groove, the thickness of the whole cover glass 200 to which the infrared transmitting plastic piece 320 is adhered is approximately the same as that of the rest positions, that is, the whole cover glass 200 is still planar and has no convex structure.
Therefore, when the black ink 400 is printed on the cover glass 200, there is no height difference in the overlapping portion of the black printing area and the infrared transmitting sheet, and the appearance of the cover glass 200 can be ensured to be beautiful.
Meanwhile, the embodiment also provides an electronic terminal which is provided with the light-transmitting structure of the infrared touch screen electronic terminal.
The electronic terminal with the light-transmitting structure of the infrared touch screen electronic terminal can make the frame 102 narrower while realizing the infrared touch function, thereby improving the screen occupation ratio of the electronic terminal, ensuring that internal devices are not easy to observe, and ensuring that the terminal appearance is more attractive. In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are used in an orientation or positional relationship merely for convenience in description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present application. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.
The technical principles of the present application have been described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the present application and is not to be construed in any way as limiting the scope of the application. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present application without inventive effort, which shall fall within the scope of the present application.
Claims (13)
1. The utility model provides an infrared touch-sensitive screen electronic terminal light transmission structure, is including casing (100) that has opening (101) and setting up cover glass (200) of opening (101) department of casing (100), its characterized in that still including setting up the inboard infrared signal transmission/receiving device of cover glass (200), be provided with the infrared sheet that passes that can make infrared signal on cover glass (200) corresponding to the position of infrared signal transmission/receiving device, the infrared sheet that passes includes the non-transparent material that visible light can't pass through.
2. The infrared touch screen electronic terminal light-transmitting structure as claimed in claim 1, wherein the infrared-transmitting sheet is fixed to the cover glass (200) by means of bonding.
3. The infrared touch screen electronic terminal light-transmitting structure as claimed in claim 1, wherein the infrared-transmitting sheet is fixed to a side of the cover glass (200) facing the infrared signal transmitting/receiving device.
4. The infrared touch screen electronic terminal light-transmitting structure as claimed in claim 1, wherein the infrared-transmitting sheet is fixed to a side of the cover glass (200) remote from the infrared signal transmitting/receiving device.
5. The infrared touch screen electronic terminal light-transmitting structure according to claim 4, wherein the housing (100) comprises a bezel (102) capable of fixing the cover glass (200), the opening (101) is located on the bezel (102), a bezel reflection region (103) is provided on the bezel (102) corresponding to the infrared signal transmitting/receiving device, and the infrared-transmitting sheet is located between the bezel reflection region (103) and the cover glass (200).
6. The infrared touch screen electronic terminal light-transmitting structure as claimed in any one of claims 1 to 5, wherein the infrared-transmitting sheet is an infrared-transmitting film (310), and the infrared-transmitting film (310) is fixed on the cover glass (200) by means of bonding.
7. The infrared touch screen electronic terminal light-transmitting structure according to claim 6, characterized in that the infrared-transmitting film (310) comprises a film substrate (311) and an infrared ink (312) disposed on the film substrate (311).
8. The infrared touch screen electronic terminal light-transmitting structure as claimed in claim 7, characterized in that the infrared-transmitting film (310) is bonded to the cover glass (200) by OCA glue (313).
9. The light-transmitting structure of the electronic terminal of the infrared touch screen as claimed in claim 7, wherein OCA glue (313) is attached to the infrared-transmitting film (310), and the infrared-transmitting film (310) is bonded to the cover glass (200) through the side to which the OCA glue (313) is attached.
10. The infrared touch screen electronic terminal light-transmitting structure as claimed in any one of claims 1 to 5, wherein the infrared-transmitting sheet is an infrared-transmitting plastic sheet (320), and the infrared-transmitting plastic sheet (320) is fixed on the cover glass (200) by means of bonding.
11. The light-transmitting structure of an infrared touch screen electronic terminal according to claim 10, wherein a plastic sheet mounting groove (330) is provided on the cover glass (200), and the infrared-transmitting plastic sheet (320) is mounted in the plastic sheet mounting groove (330).
12. The infrared touch screen electronic terminal light-transmitting structure according to claim 1, characterized in that the cover glass (200) is provided with black printed areas for printing black ink (400), the black printed areas partially overlapping with the areas where the infrared-transmitting sheets are located.
13. An electronic terminal, characterized in that, the light-transmitting structure of the infrared touch screen electronic terminal is provided according to any one of claims 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120517534.7U CN214896560U (en) | 2021-03-10 | 2021-03-10 | Infrared touch-sensitive screen electronic terminal printing opacity structure and electronic terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120517534.7U CN214896560U (en) | 2021-03-10 | 2021-03-10 | Infrared touch-sensitive screen electronic terminal printing opacity structure and electronic terminal |
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| CN214896560U true CN214896560U (en) | 2021-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102429414B1 (en) * | 2022-05-13 | 2022-08-08 | 주식회사 리스펙트 | A contactless infrared touch sensor using reflection bar |
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2021
- 2021-03-10 CN CN202120517534.7U patent/CN214896560U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102429414B1 (en) * | 2022-05-13 | 2022-08-08 | 주식회사 리스펙트 | A contactless infrared touch sensor using reflection bar |
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