CN216286636U - Capacitive multi-point touch screen - Google Patents
Capacitive multi-point touch screen Download PDFInfo
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- CN216286636U CN216286636U CN202123011114.0U CN202123011114U CN216286636U CN 216286636 U CN216286636 U CN 216286636U CN 202123011114 U CN202123011114 U CN 202123011114U CN 216286636 U CN216286636 U CN 216286636U
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Abstract
The utility model discloses a capacitive multi-point touch screen which comprises a touch screen main body, a sealing assembly and an anti-collision assembly, wherein the touch screen main body is provided with a plurality of touch pads; the touch screen main part includes the glass screen, the lower terminal surface of glass screen is equipped with first conductive film layer, and its advantage lies in: possess seal assembly, both can realize the sealed all around to capacitanc multiple spot touch-control screen, thereby avoid outside moisture or dust to enter into between each floor of this capacitanc multiple spot touch-control screen, guarantee capacitanc multiple spot touch-control screen's aesthetic property and normal use, can avoid reducing the radiation and reveal all around from capacitanc multiple spot touch-control screen again, this capacitanc multiple spot touch-control screen's radiation protection performance has effectively been improved, and anticollision subassembly's existence, can effectively improve the crashproof performance of this multiple spot touch-control screen four corners position, avoid this multiple spot touch-control screen four corners position damage because of outside striking takes place easily, this capacitanc multiple spot touch-control screen's effective life has effectively been improved, the popularization and the use of product of being convenient for.
Description
Technical Field
The utility model relates to the technical field of touch screens, in particular to a capacitive multi-point touch screen.
Background
The capacitive touch screen technology works by utilizing current induction of a human body; the capacitive touch screen is a four-layer composite glass screen, the inner surface and the interlayer of the glass screen are respectively coated with a layer (conductive thin film layer) of ITO, the outermost layer is a thin silica glass protective layer, the interlayer ITO coating is used as a working surface, four electrodes are led out from four corners, and the inner layer ITO is used as a shielding layer to ensure a good working environment; when a finger touches the metal layer, a coupling capacitor is formed between a user and the surface of the touch screen due to a human body electric field, and for high-frequency current, the capacitor is a direct conductor, so that the finger sucks a very small current from a contact point, the current respectively flows out from electrodes on four corners of the touch screen, the current flowing through the four electrodes is in direct proportion to the distances from the finger to the four corners, and the controller accurately calculates the proportion of the four currents to obtain the position of the touch point; the existing capacitive touch screen is lack of certain defects, corresponding sealing components are lack around the touch screen, moisture or dust can affect the attractiveness of the touch screen after entering the touch screen, and even affect the normal use of the touch screen.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solve the above problems and provide a capacitive multi-touch screen, which has the advantages of good waterproof, dustproof, radiation-proof and anti-collision performances, and is described in detail below.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a capacitive multi-point touch screen which comprises a touch screen main body, a sealing assembly and an anti-collision assembly, wherein the touch screen main body is provided with a plurality of touch pads;
the touch screen main body comprises a glass screen, a first conductive thin film layer is arranged on the lower end face of the glass screen, a second conductive thin film layer is arranged on the upper end face of the glass screen, and a glass protection screen is arranged on the upper end of the second conductive thin film layer;
the sealing assembly wraps the side face of the touch screen main body and comprises a sealing ring, and the sealing ring and the touch screen main body are installed in a matched mode;
the anti-collision assemblies are located on the sealing assemblies, and the number of the anti-collision assemblies is four and the anti-collision assemblies are located at four corners of the sealing ring respectively.
Preferably, the sealing ring and the touch screen main body are bonded through the colloid, so that the connection between the sealing ring and the touch screen main body is ensured, the sealing ring is prevented from falling off in the use process, a foundation is laid for realizing the peripheral sealing of the touch screen main body, and dust or moisture is prevented from entering.
Preferably, the sealing ring is made of a plastic material, and the plastic material has good ductility and is convenient to manufacture.
Preferably, the inner side of the sealing ring is provided with a radiation-proof coating, so that radiation is prevented from leaking out of the periphery of the touch screen main body, and the radiation-proof effect of the capacitive multipoint touch screen is further improved.
Preferably, the sealing ring is provided with a clamping groove corresponding to the anti-collision assembly, the sealing ring and the anti-collision assembly are installed in a matched mode, connection between the anti-collision assembly and the sealing ring is guaranteed, and a foundation is laid for installation of the anti-collision assembly.
Preferably, the sealing ring is bonded with the anti-collision assembly, so that the connection strength between the anti-collision assembly and the sealing ring is ensured, and the anti-collision assembly is prevented from being separated from the sealing ring.
Preferably, the anti-collision assembly is made of rubber materials, the anti-collision assembly made of the rubber materials has good elasticity, the anti-collision effect of the anti-collision assembly is guaranteed, and then the anti-collision protection of the capacitive multi-point touch screen is achieved.
The utility model has the beneficial effects that:
possess seal assembly, both can realize the sealed all around to capacitanc multiple spot touch-control screen, thereby avoid outside moisture or dust to enter into between each floor of this capacitanc multiple spot touch-control screen, guarantee capacitanc multiple spot touch-control screen's aesthetic property and normal use, can avoid reducing the radiation and reveal all around from capacitanc multiple spot touch-control screen again, this capacitanc multiple spot touch-control screen's radiation protection performance has effectively been improved, and anticollision subassembly's existence, can effectively improve the crashproof performance of this multiple spot touch-control screen four corners position, avoid this multiple spot touch-control screen four corners position damage because of outside striking takes place easily, this capacitanc multiple spot touch-control screen's effective life has effectively been improved, the popularization and the use of product of being convenient for.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of the present invention;
fig. 2 is a schematic perspective view of fig. 1 according to the present invention.
The reference numerals are explained below:
1. a touch screen main body; 11. a first conductive thin film layer; 12. a glass screen; 13. a second conductive thin film layer; 14. a glass protective screen; 2. a seal assembly; 21. a plastic seal ring; 22. a radiation-proof coating; 3. a bumper assembly.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1-2, the present invention provides a capacitive multi-touch screen, which includes a touch screen main body 1, a sealing component 2 and an anti-collision component 3; the touch screen main body 1 comprises a glass screen 12, a first conductive film layer 11 is arranged on the lower end face of the glass screen 12, a second conductive film layer 13 is arranged on the upper end face of the glass screen 12, and a glass protection screen 14 is arranged on the upper end of the second conductive film layer 13; the sealing assembly 2 is wrapped on the side face of the touch screen main body 1, the sealing assembly 2 comprises a sealing ring 21, the sealing ring 21 and the touch screen main body 1 are installed in a matched mode, the sealing ring 21 and the touch screen main body 1 are bonded through a colloid, connection of the sealing ring 21 and the touch screen main body 1 is guaranteed, the sealing ring 21 is prevented from falling off in the using process, a foundation is laid for achieving sealing around the touch screen main body 1, dust or moisture is prevented from entering, the sealing ring 21 is made of a plastic material, the plastic material is good in ductility, the sealing ring 21 is convenient to manufacture, a radiation-proof coating 22 is arranged on the inner side of the sealing ring 21, radiation is prevented from leaking out around the touch screen main body 1, and the radiation-proof effect of the capacitive multipoint touch screen is further improved; anticollision subassembly 3 is located seal assembly 2, anticollision subassembly 3's quantity is four and is located the four corners position of sealing washer 21 respectively, be equipped with the draw-in groove that corresponds with anticollision subassembly 3 on the sealing washer 21, sealing washer 21 and the cooperation installation of anticollision subassembly 3, guarantee the connection between anticollision subassembly 3 and the sealing washer 21, establish the basis for anticollision subassembly 3's installation, sealing washer 21 and anticollision subassembly 3 bond mutually, guarantee the joint strength between anticollision subassembly 3 and the sealing washer 21, avoid anticollision subassembly 3 and sealing washer 21 to take place the separation, anticollision subassembly 3 adopts rubber materials to make, anticollision subassembly 3 that adopts rubber materials to make possesses good elasticity, guarantee anticollision subassembly 3's anticollision effect, and then realize the collision avoidance to this capacitanc multiple spot touch-control screen.
In an embodiment of the present invention, with the capacitive multi-touch panel having the above structure, the peripheral sealing operation of the touch panel main body 1 can be realized by the cooperative installation and adhesion of the plastic sealing rings 21 in the touch panel main body 1 and the sealing assembly 2, so as to prevent external moisture and gas from entering, the radiation of the capacitive multi-touch panel from leaking from the periphery of the radiation-proof coating 22 through the radiation-proof coating 22 in the sealing assembly 2, and the four corners of the capacitive multi-touch panel can be effectively prevented from being easily impacted due to the existence of the anti-collision assembly 3, so as to realize the anti-collision protection of the capacitive multi-touch panel.
It is noted that the radiation protective coating 22 of the present invention is made of deep sea sedimentation cloth;
the radiation protection coating 22 of the present invention is made of insulating paint to prevent the first conductive thin film layer 11 and the second conductive thin film layer 13 from being connected to each other.
The capacitive multi-touch screen of the embodiment has the following advantages:
possess seal assembly 2, both can realize the sealed all around to capacitanc multiple spot touch-control screen, thereby avoid outside moisture or dust to enter into between each floor of this capacitanc multiple spot touch-control screen, guarantee capacitanc multiple spot touch-control screen's aesthetic property and normal use, can avoid reducing the radiation and reveal all around from capacitanc multiple spot touch-control screen again, this capacitanc multiple spot touch-control screen's radiation protection performance has effectively been improved, and anticollision subassembly 3's existence, can effectively improve the crashproof performance of this multiple spot touch-control screen four corners position, avoid this multiple spot touch-control screen four corners position because of the damage that outside striking takes place easily, the effective life of this capacitanc multiple spot touch-control screen has effectively been improved, be convenient for the popularization and the use of product.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A capacitive multi-touch screen is characterized in that: the touch screen comprises a touch screen main body (1), a sealing component (2) and an anti-collision component (3);
the touch screen main body (1) comprises a glass screen (12), a first conductive thin film layer (11) is arranged on the lower end face of the glass screen (12), a second conductive thin film layer (13) is arranged on the upper end face of the glass screen (12), and a glass protection screen (14) is arranged on the upper end of the second conductive thin film layer (13);
the sealing assembly (2) is wrapped on the side face of the touch screen main body (1), the sealing assembly (2) comprises a sealing ring (21), and the sealing ring (21) and the touch screen main body (1) are installed in a matched mode;
the anti-collision assembly (3) is located on the sealing assembly (2), the number of the anti-collision assemblies (3) is four, and the anti-collision assemblies are located at four corners of the sealing ring (21) respectively.
2. The capacitive multi-touch screen of claim 1, wherein: the sealing ring (21) is bonded with the touch screen main body (1) through a colloid.
3. The capacitive multi-touch screen of claim 1, wherein: the sealing ring (21) is made of plastic materials.
4. The capacitive multi-touch screen of claim 1, wherein: and the inner side of the sealing ring (21) is provided with a radiation-proof coating (22).
5. The capacitive multi-touch screen of claim 1, wherein: the anti-collision device is characterized in that a clamping groove corresponding to the anti-collision assembly (3) is formed in the sealing ring (21), and the sealing ring (21) and the anti-collision assembly (3) are installed in a matched mode.
6. The capacitive multi-touch screen of claim 1, wherein: the sealing ring (21) is bonded with the anti-collision assembly (3).
7. The capacitive multi-touch screen of claim 1, wherein: the anti-collision assembly (3) is made of rubber materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123011114.0U CN216286636U (en) | 2021-12-02 | 2021-12-02 | Capacitive multi-point touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123011114.0U CN216286636U (en) | 2021-12-02 | 2021-12-02 | Capacitive multi-point touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216286636U true CN216286636U (en) | 2022-04-12 |
Family
ID=81042666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123011114.0U Active CN216286636U (en) | 2021-12-02 | 2021-12-02 | Capacitive multi-point touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216286636U (en) |
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2021
- 2021-12-02 CN CN202123011114.0U patent/CN216286636U/en active Active
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