CN218240872U - Self-disinfecting and sterilizing touch screen - Google Patents
Self-disinfecting and sterilizing touch screen Download PDFInfo
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- CN218240872U CN218240872U CN202220682594.9U CN202220682594U CN218240872U CN 218240872 U CN218240872 U CN 218240872U CN 202220682594 U CN202220682594 U CN 202220682594U CN 218240872 U CN218240872 U CN 218240872U
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Abstract
The application provides a self-disinfecting and sterilizing touch screen, and relates to the technical field of touch screens. A self-disinfecting and sterilizing touch screen comprises a touch screen body and a self-disinfecting and sterilizing coating covering the touch screen body, wherein the self-disinfecting and sterilizing coating comprises an ionization adsorption medium layer and an antibacterial and sterilizing layer covering the ionization adsorption medium layer. Compared with the traditional touch screen, the touch screen not only has the touch interaction function, but also has the effects of automatic sterilization and disinfection in the touch interaction area. The film is not needed to be pasted or alcohol is not needed to be used for disinfection, the aim of disinfection can be achieved by utilizing the photocatalysis performance of the self-disinfection and sterilization coating, the disinfection and sterilization effect is good, the disinfection effect is lasting, and the use is convenient and sanitary.
Description
Technical Field
The application relates to the technical field of touch screens, in particular to a self-disinfecting and sterilizing touch screen.
Background
With the continuous improvement of the intelligent degree of life, various touch interaction intelligent machines and tools become indispensable media for work and life, but the area for human-computer interaction touch inquiry is obviously fixed in equipment, and different individuals use the equipment frequently, so that a large amount of bacteria are adsorbed on the surface of the equipment and are left due to touch clicking, and some bacteria have typical infectivity.
In order to avoid the propagation of contact-type germs, the current scenes with good use environments basically adopt the aims of constantly and regularly spraying alcohol and wiping a touch surface by disinfection equipment to achieve disinfection and sterilization, but the spraying of the alcohol or disinfectant can cause the fault of short circuit of an electric appliance because the liquid flows into the machine on one hand, and on the other hand, the influence on the health of a user can be caused because the disinfectant is not sprayed and wiped cleanly. Many touch devices in unattended or external public places are basically free of disinfection or sterilization maintenance, and once infectious germs are reserved, the touch devices directly become sources of mutual infection and transmission.
SUMMERY OF THE UTILITY MODEL
The application aims to provide a self-disinfection and sterilization touch screen, and compared with the traditional touch screen, the touch screen has the touch interaction function, and the touch interaction area of the touch screen also has the automatic disinfection and sterilization effects. The film is not needed to be pasted or alcohol is not needed to be used for disinfection, the aim of disinfection can be achieved by utilizing the photocatalysis performance of the self-disinfection and sterilization coating, the disinfection and sterilization effect is good, the disinfection effect is lasting, and the use is convenient and sanitary.
The embodiment of the application is realized as follows:
the embodiment of the application provides a self-disinfection and sterilization touch screen, which comprises a touch screen body and a self-disinfection and sterilization coating covering the touch screen body, wherein the self-disinfection and sterilization coating comprises an ionization adsorption medium layer and an antibacterial and sterilization layer covering the ionization adsorption medium layer. The surface of the touch screen body is covered with an ionization adsorption medium layer, so that the surface of the touch screen body has strong paint adhesion, and then the antibacterial and antivirus layer is sprayed on the surface of the ionization adsorption medium layer. The messenger is derived from disinfecting and disinfects that the coating is adnexed more firmly on the touch-sensitive screen body, is difficult for droing, does not need the pad pasting or uses alcohol to disinfect, utilizes the photocatalysis performance from disinfecting and disinfects the coating and can reach sterile purpose, and the disinfection and disinfection effect is fine, and the disinfection effect is lasting moreover, and convenient health is got up in the use.
In some embodiments of the present application, the touch screen body includes a touch sensing layer, a touch signal channel, and a glass layer covering the touch sensing layer, which are sequentially disposed, and the touch sensing layer is connected to the glass layer through the touch signal channel.
In some embodiments of the present application, the touch sensing layer includes a touch active area and a touch isolation area located around the touch active area. The touch effective area is used for touch induction, and the touch isolation area is used for fixing at the periphery. The touch effective area and the touch isolation area also exist at the corresponding position of the glass film, and the self-disinfection sterilization coating is sprayed on the touch effective area.
In some embodiments of the present application, the touch screen body is any one of an infrared touch screen, a resistive touch screen, an acoustic wave touch screen, and a capacitive touch screen.
In some embodiments of the present application, the self-disinfecting biocidal coating and the glass layer are affixed by vacuum sputtering or magnetron sputtering or thermal spray processes.
The principle of sputtering coating by vacuum sputtering technology is that the plasma generated by abnormal glow discharge of thin gas bombards the surface of cathode target under the action of electric field, and the molecules, atoms, ions and electrons on the surface of target are sputtered out, and the sputtered particles have certain kinetic energy and are projected to the surface of base body along a certain direction to form a coating on the surface of base body. The formed film has uniform thickness, high film coating speed and low substrate temperature.
Magnetron sputtering is developed on the basis of dipolar sputtering, and a magnetic field orthogonal to an electric field is established on the surface of a target material, so that the problems of low deposition rate of dipolar sputtering, low plasma ionization rate and the like are solved, and the magnetron sputtering is one of the main methods in the coating industry. Compared with other coating technologies, the magnetron sputtering has the following characteristics: the material capable of being prepared into the target is wide, and almost all metals, alloys and ceramic materials can be prepared into the target material; under proper conditions, alloy with accurate and constant proportion can be deposited by a multi-target co-sputtering mode; adding oxygen, nitrogen or other active gases into the sputtering discharge atmosphere to deposit and form a compound film of target material and gas molecules; by accurately controlling the sputtering coating process, uniform and high-precision film thickness is easily obtained; the material substance of the ion sputtering target is directly converted from a solid state into a plasma state, so that the installation of the sputtering target is not limited, and the method is suitable for the multi-target arrangement design of a large-volume coating chamber; the sputtering coating has the characteristics of high speed, compact film layer, good adhesiveness and the like, and is very suitable for large-scale and high-efficiency industrial production.
Thermal spraying is to heat and melt a coating material, atomize the coating material into ultrafine particles by a high-speed airflow, and spray the ultrafine particles onto the surface of a workpiece at a high speed to form a coating. Different material removing layers are selected according to the requirements, so that one or more performances of wear resistance, corrosion resistance, oxidation resistance, heat resistance and the like can be obtained. Thermal spraying is a surface strengthening technology and is an important component of surface engineering technology. It is a technique of heating a metal or nonmetal material in powder or wire form to a molten or semi-molten state by using a certain heat source (such as an electric arc, plasma spraying or combustion flame, etc.), and then spraying the heated material onto the surface of a pretreated substrate at a certain speed by means of flame itself or compressed air to deposit and form a surface coating having various functions.
In some embodiments of the present application, a waterproof adhesive is disposed between the glass layer and the touch isolation region. The waterproof glue is used for fixing the glass layer and the touch sensing layer.
In some embodiments of the present application, the material of the self-disinfecting and sterilizing coating is a photocatalytic antibacterial nano material. The coating can absorb the light energy of the incident light to generate electron-hole pairs, and the O and H on the surfaces of the electron-hole pairs 2 The reaction of O and organic compounds generates active oxygen: e.g., peroxides, superoxides, hydroxyl radicals, etc.; the active oxygen decomposes the pollutant or pathogen into CO 2 And H 2 And (O). Thereby achieving the purposes of self-sterilization, inhibiting the breeding of bacteria in the touch area and disinfection and sterilization.
Specifically, the photocatalytic antibacterial nano material is semiconductor metal oxide or sulfide.
In some embodiments of the present application, the surface of the self-disinfecting biocidal coating has a mohs hardness of greater than 5. The self-disinfecting and sterilizing coating has certain scratch and mar resistance and is completely suitable for normal use and abrasion of an interactive query equipment interface.
In some embodiments of the present application, the thickness of the self-disinfecting biocidal coating ranges between 100-200 nm. The coating with proper thickness can not only have the function of disinfection and sterilization, but also can not influence the effect of the touch window on image display and the use body feeling of the touch function.
In some embodiments of the present application, the size of the touch screen ranges from 5-84 inches. The size range is very wide, and the intelligent touch screen can be suitable for various intelligent touch screens on the market.
Compared with the prior art, the embodiment of the application has at least the following advantages or beneficial effects:
the embodiment of the application provides a self-disinfection and sterilization touch screen, which comprises a touch screen body and a self-disinfection and sterilization coating covering the touch screen body, wherein the self-disinfection and sterilization coating comprises an ionization adsorption medium layer and an antibacterial and sterilization layer covering the ionization adsorption medium layer. The surface of the touch screen body is covered with an ionization adsorption medium layer, so that the surface of the touch screen body has strong paint adhesion, and then the antibacterial and antivirus layer is sprayed on the surface of the ionization adsorption medium layer. The messenger is derived from that disinfection and sterilization coating adnexed on the touch-sensitive screen body more firm, and load density is high, and is stand wear and tear, is difficult for droing, does not need the pad pasting or uses alcohol to disinfect, utilizes the photocatalysis performance from disinfection and sterilization coating to reach sterile purpose, and disinfection and sterilization effect is fine, and disinfection effect is lasting moreover, uses convenient and sanitary.
Drawings
To more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
FIG. 1 is a top view of a self-disinfecting and sterilizing touch screen according to an embodiment of the present disclosure;
fig. 2 is a side view of a self-disinfecting and sterilizing touch screen according to an embodiment of the present disclosure.
An icon: 100-touch sensing layer, 200-touch signal channel, 300-glass layer, 400-self-disinfection and sterilization coating, 410-ionization adsorption medium layer, 420-antibacterial and sterilization layer, 500-touch effective area and 600-touch isolation area.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present application, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an orientation or a positional relationship based on an orientation or a positional relationship shown in the drawings, or an orientation or a positional relationship which is usually placed when the utility model is used, it is only for convenience of description and simplification of description, but does not indicate or imply that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "suspended" and the like do not require that the components be absolutely horizontal or suspended, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present application, "a plurality" means at least 2.
In the description of the embodiments of the present application, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.
Example 1
Referring to fig. 1 and fig. 2, fig. 1 is a top view of a self-disinfecting and sterilizing touch screen according to an embodiment of the present disclosure; fig. 2 is a side view of a self-disinfecting and sterilizing touch screen according to an embodiment of the present disclosure.
The embodiment provides a self-disinfecting and sterilizing touch screen, which comprises a touch screen body and a self-disinfecting and sterilizing coating 400 covering the touch screen body, wherein the self-disinfecting and sterilizing coating 400 comprises an ionization adsorption medium layer 410 and an antibacterial and sterilizing layer 420 covering the ionization adsorption medium layer 410. The touch screen body comprises a touch sensing layer 100, a touch signal channel 200 and a glass layer 300 covering the touch sensing layer 100, wherein the touch sensing layer 100 and the glass layer 300 are sequentially arranged and are connected through the touch signal channel 200. The waterproof glue fixes the glass layer 300 and the touch sensing layer 100.
Specifically, in this embodiment, the touch screen body is a capacitive touch screen.
In other embodiments of the present application, the touch screen body may also be one of an infrared touch screen, an acoustic wave touch screen, or a resistive touch screen.
The touch sensing layer 100 includes a touch active area 500 and a touch isolation area 600 located around the touch active area 500. The touch active area 500 and the touch isolation area 600 are also present at the corresponding positions of the glass film, and the self-sterilizing disinfectant coating 400 is sprayed on the touch active area 500.
When spraying, firstly, the surface of the glass layer 300 is covered with a layer of ionization adsorption medium layer 410 to enable the ionization adsorption medium layer to have strong paint adhesion, the material of the self-disinfection sterilization coating 400 is subjected to special treatment, is supplemented with other antibacterial materials, is stirred by transparent viscous paint, is adjusted to appropriate viscosity, and is uniformly sprayed to a touch area through a thermal spraying process to form a special antibacterial sterilization coating.
It should be noted that the material of the self-disinfecting and sterilizing coating 400 is a photocatalytic antibacterial nano material.
Specifically, the photocatalytic antibacterial nano material is semiconductor metal oxide or sulfide.
The semiconductor metal oxide or sulfide with photocatalysis effect is selected to absorb the light energy of the incident light to generate electron-hole pairs, and the O and H on the surfaces of the electron-hole pairs 2 The reaction of O and organic compounds generates active oxygen: such as peroxides, superoxides, hydroxyl radicals, etc.; the active oxygen decomposes the pollutant or pathogen into CO 2 And H 2 And O. Thereby achieving the purposes of self-sterilization, inhibiting the breeding of bacteria in the touch area and disinfection and sterilization.
In other embodiments of the present application, the self-disinfecting sterilization coating 400 may further spray a silver ion antibacterial agent on the surface of the antibacterial sterilization layer 420 in addition to the ionization adsorption medium layer 410 and the antibacterial sterilization layer 420 (semiconductor metal oxide or sulfide), so as to achieve the dual disinfection and sterilization effect.
In other embodiments of the present application, the self-sterilizing biocidal coating 400 and the glass layer 300 are fixed by a vacuum sputtering process or a magnetron sputtering process.
It is noted that the surface of the self-disinfecting biocidal coating 400 has a mohs hardness of 5. The self-disinfecting and sterilizing coating 400 has certain scratch and mar resistance and is completely suitable for normal use and abrasion of the interface of the interactive query device.
In other embodiments of the present application, the surface Mohs hardness of the self-disinfecting biocidal coating 400 can also be greater than 5.
In this embodiment, the thickness of the self-disinfecting biocidal coating 400 ranges between 150 nm. The coating with proper thickness can not only have the function of disinfection and sterilization, but also can not influence the effect of the touch window on image display and the use body feeling of the touch function.
In use, the self-disinfecting and sterilizing touch screen provided by the embodiment of the application can be suitable for being used in the size range of 5-84 inches. The screen is suitable for various screens, such as a mobile phone screen, a flat panel screen, a computer screen and a television screen. The self-disinfection sterilization touch screen is more sanitary and convenient to use in ticket vending machine screens, game machine display screens and the like in public places, alcohol disinfection is not needed, and cross infection can be avoided particularly during epidemic situations.
The self-disinfection and sterilization touch screen provided by the embodiment detects and identifies the self-disinfection capacity of the self-disinfection and sterilization touch screen through a three-party entrusted professional detection mechanism, and confirms that the self-disinfection rate of common colibacillus is up to 99% under the natural light condition, and the self-disinfection rate of the colibacillus is 75% in the light irradiation environment.
In an actual use scene, through surface bacteria extraction, detection and monitoring, the self-killing antibacterial and bactericidal effect on common germs such as escherichia coli, staphylococcus aureus, candida albicans, pseudomonas aeruginosa, klebsiella pneumoniae, salmonella typhimurium and the like is excellent, and the bacterial propagation caused by cross use of the touch inquiry intelligent machine tool in the public environment can be isolated to the maximum extent.
The self-disinfecting and sterilizing touch screen provided by the embodiment of the application comprises a touch screen body and a self-disinfecting and sterilizing coating 400 covering the touch screen body, wherein the self-disinfecting and sterilizing coating 400 comprises an ionization adsorption medium layer 410 and an antibacterial and sterilizing layer 420 covering the ionization adsorption medium layer 410. The surface of the touch screen body is covered with an ionization adsorption medium layer 410, so that the surface has strong paint adhesion, and then the antibacterial and antivirus layer 420 is sprayed on the surface of the ionization adsorption medium layer 410. Make from disinfecting bactericidal coating 400 adnexed more firm on the touch-sensitive screen body, load density is high, and is stand wear and tear, is difficult for droing, does not need the pad pasting or uses alcohol to disinfect, utilizes the photocatalysis performance of disinfecting bactericidal coating 400 to reach sterile purpose, and disinfection and sterilization effect is fine, and disinfection effect is lasting moreover, uses convenient and sanitary.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The self-disinfecting and sterilizing touch screen is characterized by comprising a touch screen body and a self-disinfecting and sterilizing coating covering the touch screen body, wherein the self-disinfecting and sterilizing coating comprises an ionization adsorption medium layer and an antibacterial and sterilizing layer covering the ionization adsorption medium layer; the touch screen body comprises a touch sensing layer, a touch signal channel and a glass layer covering the touch sensing layer, wherein the touch sensing layer, the touch signal channel and the glass layer are sequentially arranged; the touch sensing layer comprises a touch effective area and touch isolation areas positioned around the touch effective area; the material of the self-disinfecting and sterilizing coating is a photocatalytic anti-germ nano material, and the photocatalytic anti-germ nano material is a semiconductor metal oxide or sulfide.
2. The self-disinfecting and sterilizing touch screen of claim 1, wherein the touch screen body is any one of an infrared touch screen, a resistive touch screen, an acoustic touch screen and a capacitive touch screen.
3. The self-disinfecting sterilizing touch screen of claim 1, wherein the self-disinfecting sterilizing coating and the glass layer are fixed by vacuum sputtering or magnetron sputtering or thermal spraying.
4. The self-disinfecting sterilizing touch screen of claim 1, wherein a waterproof adhesive is disposed between the glass layer and the touch isolation area.
5. The self-disinfecting, sterilizing touch screen of claim 1, wherein the surface of the self-disinfecting, sterilizing coating has a mohs hardness greater than 5.
6. The self-disinfecting, sterilizing touch screen of claim 1, wherein the thickness of the self-disinfecting, sterilizing coating is in the range of 100-200 nm.
7. A self-disinfecting and sterilizing touch screen as recited in claim 1, wherein the touch screen has dimensions in the range of 5-84 inches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220682594.9U CN218240872U (en) | 2022-03-25 | 2022-03-25 | Self-disinfecting and sterilizing touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220682594.9U CN218240872U (en) | 2022-03-25 | 2022-03-25 | Self-disinfecting and sterilizing touch screen |
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| Publication Number | Publication Date |
|---|---|
| CN218240872U true CN218240872U (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220682594.9U Active CN218240872U (en) | 2022-03-25 | 2022-03-25 | Self-disinfecting and sterilizing touch screen |
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| Country | Link |
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| CN (1) | CN218240872U (en) |
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