CN215991560U

CN215991560U - Waterproof touch screen structure

Info

Publication number: CN215991560U
Application number: CN202122378587.8U
Authority: CN
Inventors: 刘哺
Original assignee: Shenzhen Hipi Technology Co ltd
Current assignee: Shenzhen Hipi Technology Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-03-08
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses a waterproof touch screen structure, which comprises a protective shell and a touch screen body arranged in the protective shell, wherein the protective shell comprises a protective outer frame and a waterproof sleeve, the waterproof sleeve comprises a sealing layer and a waterproof film layer, the sealing layer surrounds the peripheral side wall of the touch screen body, the waterproof film layer is connected with the sealing layer and is attached to the surface of the touch screen body, the touch screen body and the waterproof sleeve are sleeved in the protective outer frame after being installed, the protective outer frame comprises a bottom plate and an installation plate, the installation plate is vertically arranged on the peripheral side wall of the bottom plate, an installation groove is formed in the side wall of the installation plate, and the sealing layer is embedded in the installation groove; according to the utility model, the waterproof sleeves are sleeved on the periphery and the surface of the touch screen body, and the touch screen body sleeved with the waterproof sleeves is arranged in the protective outer frame, so that the surface and the side wall of the touch screen body can be sealed through the waterproof sleeves, water vapor can be effectively prevented from entering, and the waterproof effect is further improved.

Description

Waterproof touch screen structure

Technical Field

The utility model relates to the technical field of waterproof touch screen structures, in particular to a waterproof touch screen structure.

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. The method is mainly applied to inquiry of public information, leadership office, industrial control, military command, electronic games, song and dish ordering, multimedia teaching, real estate pre-sale and the like.

At present, the outer frame design of the touch screen in the prior art generally adopts the outer frame structure of the existing computer display screen, the inner periphery of the outer frame covers the peripheral edge of the touch screen, the touch screen is pressed on the inner frame, and a gap is inevitably formed between the touch screen and the outer frame. Because the touch screen is exposed outside, when the environment is in a wet place such as a kitchen, a toilet and the like, water and dew gathered on the touch screen can easily permeate into the touch screen, and the normal work of the touch screen is influenced; in the prior art, a glass plate which is tightly attached to the touch screen is arranged on the surface of the touch screen to block water dew, the mode is poor in waterproof effect and low in waterproof grade, gaseous liquid such as water vapor cannot be used as the power, the water vapor is easy to permeate into the glass plate and the touch screen from a gap between the glass plate and the touch screen to cause short circuit, and the touch screen is damaged or even causes safety accidents.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a waterproof touch screen structure which can effectively block water and vapor and improve the waterproof effect of a touch screen.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model provides a waterproof touch screen structure, includes the protection casing and installs the touch-sensitive screen body in the protection casing, the protection casing is including protection frame and waterproof cover, waterproof cover is including surrounding the sealing layer on the lateral wall all around of touch-sensitive screen body, and be connected and laminate in the waterproof film layer on touch-sensitive screen body surface with the sealing layer, the touch-sensitive screen body overlaps in the protection frame with waterproof cover installation after, the protection frame includes the bottom plate and locates the mounting panel of bottom plate lateral wall all around perpendicularly, mounting panel lateral wall department is equipped with the mounting groove, the sealing layer gomphosis is in the mounting groove.

Furthermore, a plurality of radiating holes are equidistantly formed in the center of the bottom plate, a plurality of radiating fins surrounding the radiating holes are equidistantly formed in the end face, close to the touch screen body, of the bottom plate, and the radiating fins protrude outwards and extend and are tightly attached to the back of the touch screen body.

Furthermore, the heat dissipation fins are copper sheets, and a plurality of the heat dissipation fins are arranged in a structure shaped like a Chinese character 'hui'.

Furthermore, a dust screen covering the heat dissipation holes is attached to the end face, close to the touch screen body, of the bottom plate, and a water absorption film is further attached to the dust screen.

Further, the touch screen body is provided with an FPC (flexible printed circuit) connected with the electronic equipment on one side, and an opening for the FPC to pass through is formed in the mounting plate.

Furthermore, a silica gel sleeve is sleeved on the opening.

Furthermore, the cross section of the sealing layer is of an Contraband-shaped structure, and the waterproof film layer is arranged on one side, close to the surface of the touch screen body, of the sealing layer and is integrally formed with the sealing layer.

Further, the sealing layer is silica gel, and the waterproof thin film layer is a PET film layer.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the waterproof sleeves are sleeved on the periphery and the surface of the touch screen body, and the touch screen body sleeved with the waterproof sleeves is arranged in the protective outer frame, so that the surface and the side wall of the touch screen body can be sealed through the waterproof sleeves, water vapor can be effectively prevented from entering, and the waterproof effect is further improved.

2. According to the utility model, the heat dissipation fins are arranged on the bottom plate of the protective outer frame, the heat dissipation fins are in contact with the back of the touch screen body, and the heat dissipation holes are arranged on the bottom plate, so that the touch screen body can conduct heat through the heat dissipation fins, and meanwhile, hot air is discharged through the heat dissipation holes.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

fig. 2 is an exploded view of the present embodiment.

In the figure: 1. a protective housing; 11. a protective outer frame; 111. a base plate; 112. mounting a plate; 113. mounting grooves; 114. an opening; 12. a waterproof jacket; 121. a sealing layer; 122. a waterproof film layer; 2. a touch screen body; 21. FPC; 3. heat dissipation holes; 4. heat dissipation fins; 5. a dust screen; 6. a water-absorbing film; 7. and (4) a silica gel sleeve.

Detailed Description

In order that the present disclosure may be more readily and clearly understood, reference is now made to the following description taken in conjunction with the accompanying drawings.

It is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like as used herein, are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and therefore should not be considered limiting of the present invention. "plurality" means two or more unless otherwise specified.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be 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 invention can be understood by those of ordinary skill in the art through specific situations.

A waterproof touch screen structure comprises a protective shell 1 and a touch screen body 2 installed in the protective shell 1, wherein the protective shell 1 is sleeved outside the touch screen body 2, so that the touch screen body 2 has waterproof capacity; the protection shell 1 comprises a protection outer frame 11 and a waterproof sleeve 12, the waterproof sleeve 12 comprises a sealing layer 121 surrounding the peripheral side wall of the touch screen body 2 and a waterproof thin film layer 122 connected with the sealing layer 121 and attached to the surface of the touch screen body 2, the waterproof thin film layer 122 and the sealing layer 121 are integrally formed, and after the touch screen body 2 is sleeved in the waterproof sleeve 12, the surface of the touch screen body 2 is attached to the waterproof thin film layer 122, so that a waterproof function of the surface of the touch screen body 2 is realized; the cross section of the sealing layer 121 of the embodiment is of an "Contraband" type structure, so that after the waterproof film layer 122 is attached to the surface of the touch screen body 2, the outer side edge of the touch screen body 2 is embedded in the sealing layer 121, and the peripheral side walls of the touch screen body 2 are wrapped by the sealing layer 121, so that water vapor can be prevented from entering from the side walls of the touch screen body 2, and the waterproof performance of the touch screen body 2 is further improved; the sealing layer 121 in this embodiment is silica gel, which has an excellent waterproof effect and a low cost, and can reduce the cost of manufacturers while improving the waterproof capability of the touch screen body 2, and the waterproof film layer 122 is a PET film layer, which has good transparency and luster; the waterproof film layer 122 has good air tightness, so that after the waterproof film layer is attached to the surface of the touch screen body 2, the waterproof film layer has excellent waterproof capability, and the display effect of the touch screen body 2 can be ensured;

after the touch screen body 2 and the waterproof sleeve 12 are attached and installed, the touch screen body 2 and the waterproof sleeve 12 are embedded and installed in the protective outer frame 11, so that the touch screen body 2 and the waterproof sleeve 12 are attached more tightly, the waterproof performance of the embodiment is further improved, and meanwhile, the anti-falling performance of the touch screen body 2 can be improved through the protective outer frame 11; the protection outer frame 11 includes a bottom plate 111 and a mounting plate 112 vertically mounted on the peripheral side wall of the bottom plate 111, in this embodiment, a mounting groove 113 is formed in the inner side wall of the mounting plate 112, so that the side wall of the touch screen body 2 is mounted in the sealing layer 121, and then is embedded in the mounting groove 113 together with the sealing layer 121, and is clamped through the mounting groove 113, so that the sealing layer 121 is more tightly connected with the peripheral side wall of the touch screen body 2, and further, the waterproof capability of the touch screen body is improved.

The mounting panel 112 and the bottom plate 111 integrated into one piece of this embodiment protection frame 11 make touch-sensitive screen body 2 and waterproof cover 12 install the back to protection frame 11 jointly, and the back of touch-sensitive screen body 2 is wrapped up in the airtight space that mounting panel 112 and bottom plate 111 formed, and then can avoid steam to get into from touch-sensitive screen body 2 back, has guaranteed the water-proof effects of this embodiment.

In order to prevent the reduction of the heat dissipation capability caused by the fact that the back of the touch screen body 2 is enclosed in the protective outer frame 11, the heat dissipation holes 3 are formed in the center of the bottom plate 111, so that the heat dissipation capability of the touch screen body 2 can be improved through the heat dissipation holes 3, and the service life of the embodiment is further ensured; in this embodiment, a plurality of heat dissipation fins 4 surrounding the heat dissipation holes 3 are further equidistantly arranged on the inner end surface of the bottom plate 111, wherein the plurality of heat dissipation fins 4 are arranged in a zigzag structure, so that the heat dissipation holes 3 are surrounded among the plurality of heat dissipation fins 4, and further, the heat of the heat dissipation fins 4 can be gradually transferred to the central position of the bottom plate 111 and then discharged from the heat dissipation holes 3 on the central position of the bottom plate 111, thereby realizing the heat dissipation function; in the embodiment, each heat dissipation fin 4 protrudes outward and extends, and contacts with the back of the touch screen body 2, so that heat generated by the touch screen body 2 during operation can be efficiently transferred to the heat dissipation fins 4, and is transferred to the heat dissipation holes 3 through the heat dissipation fins 4 to dissipate heat; the heat dissipation fins 4 in this embodiment are copper sheets, which have excellent heat conductivity and can quickly and efficiently transfer heat generated by the operation of the touch screen body 2 to the heat dissipation holes 3 for discharge.

In order to avoid dust and steam to get into corrosion touch-sensitive screen body 2 from louvre 3, this embodiment has pasted the dust screen 5 that covers louvre 3 on bottom plate 111 is close to the terminal surface of touch-sensitive screen body 2, and pasted membrane 6 that absorbs water on dust screen 5, make the dust in the external environment get into the back from louvre 3, accessible dust screen 5 blocks, prevent that the dust from getting into and attaching to touch-sensitive screen body 2 back in the protection frame 11, lead to influencing touch-sensitive screen body 2's normal work, and simultaneously, make the steam in the external environment get into behind louvre 3, the accessible absorbs water membrane 6 and absorbs steam, guarantee the waterproof function of this embodiment.

As shown in fig. 2, an FPC21 for connecting with an electronic device is connected to a side wall of the touch screen body 2, wherein an opening 114 is formed in the mounting plate 112, so that when the touch screen body 2 and the waterproof jacket 12 are jointly embedded in the protective outer frame 11, the FPC21 on the touch screen body 2 can extend out of the protective outer frame 11 from the opening 114 and further connect with the electronic device; the opening 114 of this embodiment is sleeved with the silica gel cover 7, so that when the FPC21 extends out from the opening 114, the FPC passes through the silica gel cover 7, thereby preventing water vapor or liquid from entering the interior of the protective housing through a gap at the opening 114, and further ensuring the waterproof capability of this embodiment.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, and any insubstantial changes and modifications made by those skilled in the art based on the present invention are within the scope of the present invention.

Claims

1. The utility model provides a waterproof touch-sensitive screen structure, includes the protection casing and installs the touch-sensitive screen body in the protection casing, its characterized in that: the protective shell comprises a protective outer frame and a waterproof sleeve, the waterproof sleeve comprises a sealing layer and a waterproof thin film layer, the sealing layer surrounds the peripheral side wall of the touch screen body, the waterproof thin film layer is connected with the sealing layer and is attached to the surface of the touch screen body, the touch screen body and the waterproof sleeve are sleeved in the protective outer frame after being installed, the protective outer frame comprises a bottom plate and an installation plate, the installation plate is perpendicularly arranged on the peripheral side wall of the bottom plate, an installation groove is formed in the side wall of the installation plate, and the sealing layer is embedded in the installation groove.

2. The waterproof touch screen structure of claim 1, wherein: the bottom plate is provided with a plurality of radiating holes at equal intervals in the center, a plurality of radiating fins surrounding the radiating holes are arranged at equal intervals on the end face, close to the touch screen body, of the bottom plate, and the radiating fins extend outwards and are tightly attached to the back of the touch screen body.

3. The waterproof touch screen structure of claim 2, wherein: the radiating fins are copper sheets, and a plurality of radiating fins are arranged in a structure in a shape of Chinese character 'hui'.

4. The waterproof touch screen structure of claim 3, wherein: the bottom plate is attached with the dust screen that covers the louvre on being close to the terminal surface of touch-sensitive screen body, still attached on the dust screen has the membrane that absorbs water.

5. The waterproof touch screen structure of claim 1, wherein: the touch screen comprises a touch screen body and is characterized in that an FPC (flexible printed circuit) used for being connected with electronic equipment is arranged on one side of the touch screen body, and an opening used for the FPC to pass through is formed in the mounting plate.

6. The waterproof touch screen structure of claim 5, wherein: the opening is sleeved with a silica gel sleeve.

7. The waterproof touch screen structure of claim 1, wherein: the cross section of the sealing layer is of an Contraband-shaped structure, and the waterproof film layer is arranged on one side, close to the surface of the touch screen body, of the sealing layer and is integrally formed with the sealing layer.

8. The waterproof touch screen structure of claim 7, wherein: the sealing layer is silica gel, and the waterproof thin film layer is a PET film layer.