CN210402306U

CN210402306U - Dustproof touch screen

Info

Publication number: CN210402306U
Application number: CN201921704993.5U
Authority: CN
Inventors: 王建波; 白如海
Original assignee: Dongguan Yuye Communication Technology Co Ltd
Current assignee: Dongguan Yuye Communication Technology Co Ltd
Priority date: 2019-10-12
Filing date: 2019-10-12
Publication date: 2020-04-24
Anticipated expiration: 2029-10-12

Abstract

The utility model discloses a dustproof touch screen, including frame and touch-sensitive screen body, the frame is connected with four avris blocks of touch-sensitive screen body through a plurality of trip that the bottom was fixed to be set up, and the top of touch-sensitive screen body sets up in the top of frame, and the touch-sensitive screen body includes shielding screen, glass substrate, transparent conductive film, glass protection screen, static protection screen and dustproof film, the utility model relates to a dustproof touch screen, frame installation fixed touch-sensitive screen reduces the direct damage to the touch-sensitive screen body during the installation, protects the safety of touch-sensitive screen body; the touch screen main body shields the effect of internal electric signals, eliminates static electricity generated by friction, reduces the frequency that a capacitor cannot send out correct electric signals due to electrostatic interference, improves the sensitivity of receiving user instructions, achieves better human-computer interaction, and reduces the possibility of damaging the capacitor by the static electricity; the damage of dust to the inside of the touch screen is reduced, and the service life of the touch screen is prolonged.

Description

Dustproof touch screen

Technical Field

The utility model relates to a touch-sensitive screen, in particular to dustproof touch-sensitive screen belongs to the electron field.

Background

The touch screen is also called as touch screen or touch panel, and is an inductive liquid crystal display device capable of receiving input signals of a touch head and the like, when a graphical button on the screen is touched, a touch feedback system on the screen can drive various connecting devices according to a pre-programmed program, so that the touch screen can be used for replacing a mechanical button panel, and vivid video and audio effects can be produced by a liquid crystal display picture. As a latest computer input device, the touch screen is the simplest, convenient and natural man-machine interaction mode at present. The multimedia interactive device gives the multimedia a brand-new appearance and is a brand-new multimedia interactive device with great attractiveness.

Original touch-sensitive screen is in the use, because the friction produces static, can adsorb a large amount of dusts, influences the touch-sensitive screen life-span, and static can lead to touch-sensitive screen surface drift simultaneously, and the signal processing collapse of electric capacity, touch reaction are very dull, can't transmit user's appointed instruction to signal converter, have when electrostatic content is higher and probably destroy the electric capacity, lead to the touch-sensitive screen to damage, unable normal work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dustproof touch-sensitive screen to the dust and the static influence touch-sensitive screen life-span that propose in solving above-mentioned background art, static can lead to touch-sensitive screen surface drift simultaneously, and the signal processing collapse of electric capacity, touch reaction are very dull, and unable transmission user appointed instruction is to signal converter, has when electrostatic content is higher to possibly destroy electric capacity, leads to the touch-sensitive screen to damage, the problem of unable normal work.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dustproof touch screen, includes frame and touch-sensitive screen body, the frame is connected with four avris blocks of touch-sensitive screen body through the fixed a plurality of trip that set up in bottom, just the top of touch-sensitive screen body sets up in the top of frame, the touch-sensitive screen body includes shielding screen, glass substrate, transparent conductive film, glass protection screen, static protection screen and dustproof film, the one end of shielding screen bonds and has the glass substrate, one side of glass substrate bonds and has transparent conductive film, one side of transparent conductive film bonds and has the glass protection screen, and one side of glass protection screen bonds and has static protection screen, one side of static protection screen bonds and has dustproof film.

As an optimized technical scheme of the utility model, four avris at frame top are all fixed and are provided with two fin.

As a preferred technical scheme of the utility model, the both sides of frame are all fixed the fixture block that is provided with three evenly distributed.

As a preferred technical scheme of the utility model, the outside cover of touch-sensitive screen body is equipped with the protecting border.

As an optimal technical scheme of the utility model, the fixed sealed glue that is provided with in junction at touch-sensitive screen body top and frame top.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a dustproof touch screen, the frame mount fixed touch screen, reduce the direct damage to the touch screen body during installation, protect the safety of the touch screen body; the touch screen main body shields the effect of internal electric signals, eliminates static electricity generated by friction, reduces the frequency that a capacitor cannot send out correct electric signals due to electrostatic interference, improves the sensitivity of receiving user instructions, achieves better human-computer interaction, and reduces the possibility of damaging the capacitor by the static electricity; the damage of dust to the inside of the touch screen is reduced, and the service life of the touch screen is prolonged.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the frame of the present invention;

fig. 3 is a cross-sectional view of the present invention.

In the figure: 1. a frame; 2. a touch screen body; 3. a heat sink; 4. a hook is clamped; 5. protecting the frame; 6. a clamping block; 7. a shielding screen; 8. a glass substrate; 9. a transparent conductive film; 10. a glass protective screen; 11. sealing glue; 12. an electrostatic shield; 13. a dust-proof film.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, the utility model provides a dustproof touch screen, including frame 1 and touch screen body 2, frame 1 is connected with four avris blocks of touch screen body 2 through the fixed a plurality of trip 4 that set up in bottom, and the top of touch screen body 2 sets up in the top of frame 1, touch screen body 2 includes shielding screen 7, glass substrate 8, transparent conductive film 9, glass protection screen 10, static protection screen 12 and dustproof film 13, the one end of shielding screen 7 bonds and has glass substrate 8, one side of glass substrate 8 bonds and has transparent conductive film 9, one side of transparent conductive film 9 bonds and has glass protection screen 10, one side of glass protection screen 10 bonds and has static protection screen 12, one side of static protection screen 12 bonds and has dustproof film 13.

Preferably, two radiating fins 3 are fixedly arranged on four sides of the top of the frame 1, so that the radiating efficiency of the touch screen is improved; three clamping blocks 6 which are uniformly distributed are fixedly arranged on two sides of the frame 1, so that the touch screen is convenient to mount; the protective frame 5 is sleeved on the outer side of the touch screen body 2, the protective frame 5 enhances the structural strength of the touch screen body 2, and the side of the touch screen body 2 is prevented from being worn; the fixed sealed glue 11 that is provided with of junction at 2 tops of touch-sensitive screen body and 1 tops of frame plays sealed effect, prevents that water and dust from getting into, influences the use of touch-sensitive screen.

When specifically using, the utility model relates to a dustproof touch-sensitive screen, frame 1 installs touch-sensitive screen body 2 through a plurality of trip 4, touch-sensitive screen body 2 installs fixedly through frame 1, reduce the direct damage to touch-sensitive screen body 2 during the installation, protect touch-sensitive screen body 2's safety, touch-sensitive screen body 2 is including shielding screen 7, glass substrate 8, transparent conductive film 9, glass protection screen 10, static protection screen 12 and dust proof film 13, shielding screen 7 can electrically conduct, play the effect of shielding inside electrical signal, glass substrate 8 supports whole touch-sensitive screen body 2, for the support main part of whole touch-sensitive screen body 2, an elongated electrode on four angles epicone of transparent conductive film 9, its theory of operation is: when a finger touches the capacitive touch screen, a high-frequency signal is connected on a working surface, a coupling capacitor is formed between the finger and the working surface of the touch screen, which is equivalent to a conductor, because the high-frequency signal is arranged on the working surface, a small current is absorbed at a touch point when the finger touches the capacitive touch screen, the small current respectively flows out from electrodes on four corners of the touch screen, the current flowing through the four electrodes is proportional to the linear distance from the finger to the four corners, a controller calculates the proportion of the four currents to obtain a coordinate value of a contact point, so that the touch control function is realized, the glass protection screen 10 mainly protects the transparent conductive film 9, the static electricity generated by friction is dissipated from the touch screen by the static electricity protection screen 12, the frequency that the capacitor cannot send out a correct electric signal due to static electricity interference is reduced, the sensitivity of receiving a user instruction is improved, better man-machine interaction is realized, and the possibility of destroying the, the dustproof film 13 and the sealant 11 prevent dust from entering the touch screen, reduce the damage of the dust to the inside of the touch screen, and prolong the service life of the touch screen.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A dustproof touch screen comprises a frame (1) and a touch screen body (2), and is characterized in that the frame (1) is connected with four side edges of the touch screen body (2) in a clamping manner through a plurality of clamping hooks (4) fixedly arranged at the bottom, the top of the touch screen body (2) is arranged at the top of the frame (1), the touch screen body (2) comprises a shielding screen (7), a glass substrate (8), a transparent conductive film (9), a glass protection screen (10), an electrostatic protection screen (12) and a dustproof film (13), the glass substrate (8) is bonded at one end of the shielding screen (7), the transparent conductive film (9) is bonded at one side of the glass substrate (8), the glass protection screen (10) is bonded at one side of the transparent conductive film (9), the electrostatic protection screen (12) is bonded at one side of the glass protection screen (10), one side of the static protective screen (12) is adhered with a dustproof film (13).

2. The dustproof touch screen according to claim 1, wherein: four sides at the top of the frame (1) are fixedly provided with two radiating fins (3).

3. The dustproof touch screen according to claim 1, wherein: three clamping blocks (6) which are uniformly distributed are fixedly arranged on two sides of the frame (1).

4. The dustproof touch screen according to claim 1, wherein: the outer side of the touch screen body (2) is sleeved with a protective frame (5).

5. The dustproof touch screen according to claim 1, wherein: and a sealant (11) is fixedly arranged at the joint of the top of the touch screen body (2) and the top of the frame (1).