CN205553451U

CN205553451U - Waterproof ventilative complex film

Info

Publication number: CN205553451U
Application number: CN201521062809.3U
Authority: CN
Inventors: 黎少旭
Original assignee: TIANJIN RIJIN TECHNOLOGY Co Ltd
Current assignee: SHENZHEN RIBO ELECTRONIC TECHNOLOGY Co.,Ltd.; TIANJIN RIJIN TECHNOLOGY Co.,Ltd.
Priority date: 2015-12-15
Filing date: 2015-12-15
Publication date: 2016-09-07
Anticipated expiration: 2025-12-15

Abstract

The utility model provides a waterproof ventilative complex film, including arranging just interconnect's waterproof ventilated membrane, supporting layer and protective layer in proper order, the positive and negative of supporting layer passes through the viscose and is connected respectively with waterproof ventilated membrane and protective layer, all be equipped with corresponding hole on supporting layer and the protective layer, in this hole department, it has only to cover waterproof ventilated membrane. The beneficial effects of the utility model are that: by adopting the above technical scheme, with this waterproof ventilative complex film, paste the through -hole department at the electronic product, both can effectively prevent external water and dust entering electronic product inside, do not hinder the transmission of sound again.

Description

A kind of waterproof and breathable composite membrane

Technical field

The utility model belongs to cross cutting field, especially relates to a kind of waterproof and breathable composite membrane.

Background technology

Along with society progress, the use of electronic product is more and more universal, recording pen, mobile phone, MP3, The products such as earphone come into huge numbers of families.A lot of electronic products have the function of sound transmission, in order to more Good includes sound or spreads out of sound, all offers some apertures on equipment, make sound can successfully from Outside is delivered to device interior, or passes out from device interior.This common mode can more preferably be entered Row sound transmits, but simultaneously also has a drawback, owing to there being a through hole on equipment, extraneous dust, Moisture is just easy to Affect the life-span of equipment, the most at once damage product.Even if the most destroyed that also can affect sound transmission Quality.

Summary of the invention

In view of this, the utility model is directed to a kind of waterproof and breathable composite membrane.

The technical solution of the utility model is achieved in that

A kind of waterproof and breathable composite membrane, including being arranged in order and interconnective waterproof ventilated membrane, supporting layer And protective layer, the positive and negative of described supporting layer is connected with waterproof ventilated membrane and protective layer respectively by viscose glue, It is designed with the hole of correspondence on described supporting layer and protective layer, at this hole, is only coated with described waterproof and breathable Film.

Further, described waterproof ventilated membrane is the expanded film of TPU or polytetrafluoroethylbulked bulked film.

Further, the thickness of described waterproof ventilated membrane is between (0.01-0.5) ± 0.005mm.

Further, described protective layer is mould release membrance.

Further, described supporting layer is made up of double faced adhesive tape.(glue cannot function as supporting layer, does not stand upright Degree)

Further, described waterproof and breathable composite membrane is applied at the hollow out forms of electronic product.

Further, described waterproof and breathable composite membrane be applied to the receiver of electronic product, microphone, form, Screen, touch-screen and corresponding aperture thereof, aperture position.

The utility model has the advantage that with good effect: owing to using technique scheme, this is anti- Water breathable composite film, is pasted onto the through hole of electronic product, both can effectively prevent water and the dust in the external world Inside entrance electronic product, it is also possible to do not hinder the transmission of sound.

Accompanying drawing explanation

In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, Accompanying drawing in describing below is only embodiment of the present utility model, comes for those of ordinary skill in the art Say, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is structural representation of the present utility model.

In figure:

1, waterproof ventilated membrane 2, supporting layer 3, protective layer

Detailed description of the invention

Below in conjunction with the accompanying drawing in the utility model embodiment, to the technology in the utility model embodiment Scheme is clearly and completely described, it is clear that described embodiment is only the utility model one Divide embodiment rather than whole embodiments.Based on the embodiment in the utility model, this area is common The every other embodiment that technical staff is obtained under not making creative work premise, broadly falls into this The scope of utility model protection, in the case of not conflicting, the embodiment in the utility model and embodiment In feature can be mutually combined.

Elaborate a lot of detail in the following description so that fully understanding the utility model, but The utility model can also use other to be different from alternate manner described here to implement, art technology Personnel can do similar popularization in the case of the utility model intension, and therefore the utility model is not Limited by following public specific embodiment.

Secondly, the utility model combines schematic diagram and is described in detail, and the utility model embodiment is being described in detail in detail Time, for purposes of illustration only, represent that the profile of device structure can be disobeyed general ratio and be made partial enlargement, and And described schematic diagram is example, it should not limit the scope of the utility model protection at this.Additionally, Actual fabrication should comprise length, width and the three-dimensional space of height.

In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " horizontal stroke To ", " on ", D score, "front", "rear", "left", "right", " vertically ", " water Flat ", the orientation that indicates of " top ", " end ", " interior ", " outward " etc. or position relationship be based on attached Orientation shown in figure or position relationship, be for only for ease of description the utility model and simplify description, and not Be instruction or the hint device of indication or element must have specific orientation, with specific azimuth configuration and Operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second " Etc. being only used for describing purpose, and it is not intended that instruction or hint relative importance or implicit indicate indication The quantity of the technical characteristic shown.Thus, the feature defining " first ", " second " etc. can be expressed Or implicitly include one or more this feature.In description of the present utility model, unless otherwise Illustrating, " multiple " are meant that two or more.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, Term " is installed ", " being connected ", " connection " should be interpreted broadly, and connects for example, it may be fixing, Can also be to removably connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection； Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the company of two element internals Logical.For the ordinary skill in the art, can understand that above-mentioned term is at this by concrete condition Concrete meaning in utility model.

As it is shown in figure 1, the utility model includes being arranged in order and interconnective waterproof ventilated membrane 1, Support layer 2 and protective layer 3, the positive and negative of described supporting layer 2 is by viscose glue and waterproof ventilated membrane 1 and protection Layer 3 connects respectively, and described supporting layer 2 and protective layer 3 are designed with the hole of correspondence, at this hole, only It is coated with described waterproof ventilated membrane 1.

Described waterproof ventilated membrane 1 is that thickness TPU between (0.01-0.5) ± 0.005mm is expanded thin Film or polytetrafluoroethylbulked bulked film；Described protective layer 3 is mould release membrance；Described supporting layer 2 is by double faced adhesive tape Make.

The expanded film of TPU is the new improvement done on the basis of common TPU film, is by TPU Material is expanded or foaming is made, and molecular gap is bigger than general T PU film, not only has common waterproof Function, also has the air permeable effect of uniqueness.

Described waterproof and breathable composite membrane is applied to the receiver of electronic product, microphone, form, screen, touches Touch screen and corresponding aperture, aperture position.

During use, the protection of this product corresponding to dimensions at overlay film will be treated with corresponding electronic product Layer 3 is taken off, makes supporting layer 2 and electronic product treat to adhere to each other at overlay film.

This product, while realizing waterproof and breathable function, is well attached to and is used on position, available In mobile phone, MP4 player, panel computer, earphone, PAD, camera, intelligent watch, bracelet, dew On it digital product such as navigator, notebook computer or other household appliances.Act on listening of electronic product Cylinder, microphone, form, screen, touch-screen and corresponding aperture thereof, aperture position, to electronic product Shell forms, slotted section play waterproof action, do not affect the mutual transmission of normal audio, audio frequency simultaneously Distortion is little, and decay is few (less than 3dB), it is ensured that the validity of audio frequency (sound).

This product not only can make that sound is smooth and easy between man-machine to be transmitted effectively well, but also has Good water proofing property, can make not exempted from damage by the invasion of the liquid such as moisture inside electronic product effectively Bad.

This product can design its size and dimension used applicable.Such as circular, oval, square, Rectangle and other is variously-shaped etc..To meet different product, the type of different model uses.

Above embodiment of the present utility model is described in detail, but described content has been only this practicality newly The preferred embodiment of type, it is impossible to be considered for limiting practical range of the present utility model.Fan Yiben is practical Equalization change and the improvement etc. that novel application range is made, all should still belong to patent of the present utility model and contain Within the scope of lid.

Claims

1. a waterproof and breathable composite membrane; it is characterized in that: include being arranged in order and interconnective waterproof ventilated membrane (1), supporting layer (2) and protective layer (3); the positive and negative of described supporting layer (2) is connected with waterproof ventilated membrane (1) and protective layer (3) respectively by viscose glue; the hole of correspondence it is designed with on described supporting layer (2) and protective layer (3); at this hole, only it is coated with described waterproof ventilated membrane (1).

Waterproof and breathable composite membrane the most according to claim 1, it is characterised in that: the thickness of described waterproof ventilated membrane (1) is between (0.01-0.5) ± 0.005mm.

Waterproof and breathable composite membrane the most according to claim 1 and 2, it is characterised in that: described protective layer (3) is mould release membrance.

Waterproof and breathable composite membrane the most according to claim 1 and 2, it is characterised in that: described supporting layer (2) is made up of double faced adhesive tape.