CN206733697U

CN206733697U - Diaphragm, glass cover-plate and electronic equipment

Info

Publication number: CN206733697U
Application number: CN201720211437.9U
Authority: CN
Inventors: 李佳和
Original assignee: Dongguan City Guan He Optical Glass Co Ltd
Current assignee: Dongguan City Guan He Optical Glass Co Ltd
Priority date: 2017-03-04
Filing date: 2017-03-04
Publication date: 2017-12-12
Anticipated expiration: 2027-03-04

Abstract

The utility model provides a kind of diaphragm; for being fitted on the inside of the bend glass with corner; the diaphragm includes relative two sides; wherein one side is used to be bonded on the inside of bend glass; the position that another side corresponds to an at least corner on the inside of bend glass is provided with rib, and the diaphragm is more than the thickness in remaining region in the thickness of rib.When the diaphragm is bonded with bend glass, diaphragm corresponds to bend glass edge and can bent, and now rib can effectively produce pressure on top surface, so as to reduce the generation of bubble or fold, reaches the effect for making diaphragm be brought into close contact with bend glass.The utility model also provides a kind of glass cover-plate and electronic equipment with the diaphragm, and the manufacture method of the diaphragm and the glass cover-plate with the diaphragm.

Description

Diaphragm, glass cover-plate and electronic equipment

Technical field

It the utility model is related to technical field of electronic equipment, and in particular to a kind of diaphragm, glass cover-plate and electronic equipment.

Background technology

With the prevalence that digitisation is lived, various such as mobile phones, notebook computer and plate computer electronic equipment turn into We live in necessity.

In order to protect electronic equipment well, glass cover-plate is generally set in display screen side, glass cover-plate covering shows Non-display area around display screen and display screen, the non-display area are the region for setting HOME keys, camera or receiver.By In needing to block the non-display area, it can typically use the modes such as oil spout, bat printing form ink area on bend glass and obtain Required glass cover-plate.But electronic equipment needs to strengthen its shatter-resistant, anti-broken property or dicoration etc. in itself, it will usually in glass Fitting has ornamental or functional diaphragm (Deco Film) in cover plate, such as rupture pressure disc, electrostatic prevention film, thermal isolation film or anti- Reflectance coating etc..Accordingly it is also possible to be that ink area is formed on diaphragm, conform to and required glass is can obtain on bend glass Cover plate.It is more convenient due to forming ink area up in diaphragm, and have more processing spaces, such as do wire drawing, metal effect Deng so this mode is more and more favored, to protect electronic equipment, also protecting the user against glass injury.

In recent years, it is the further sensory experience of the viewing area of increase electronic equipment and raising user, especially hand Machine, tablet personal computer etc., are proposed camber display screen, and from 2.5D screens to 3D screens, the edge radian of display screen is increasing, with more preferable Raising Consumer's Experience.Accordingly, the requirement for glass cover-plate is also correspondingly improved, namely the radian at glass cover-plate edge It is increasing, namely the depth of edge arc chord angle (R angles) is increasing.Increase with the radian at glass cover-plate edge, to protecting Being bonded between cuticula and bend glass proposes higher requirement.But bend glass and diaphragm are being bonded process In, in the curvature portion of bend glass, particularly edge, its curved surface radian is maximum, easily produces bubble or fold so that bent Surface glass is bonded not close with diaphragm, can not meet existing product demand.So due to bend glass can not be realized with protecting Cuticula is brought into close contact, and in the design using mobile phone as the electronic equipment of representative, four are larger arc when two is relative in Degree, and both sides radian is smaller in addition, to reduce the fitting difficulty of edge.Namely due to bend glass and protection can not be realized Film fitting is close, constrains the design of electronic equipment, therefore needs badly and find a kind of scheme for solving the technical problem.

Now, display screen is for electronic equipment into necessary component, and camber display screen is as future electronic equipment Must be during distribution assembly, its market is related to all electronic equipments with bend glass, and the market demand is big.And if glass cover As long as carrying some bubbles or fold on plate, it will have a strong impact on that user recognizes to the quality of the product；And electronic equipment is general For price between 1000-1000 members, user is to carry bubble or fold on the electronic equipment for will not tolerate its purchase.Cause This, it is necessary to effectively solve the problems, such as diaphragm fitting.

Utility model content

To overcome existing bend glass to be bonded untight technical problem with diaphragm, the utility model provides a kind of protection Film, glass cover-plate and electronic equipment with the diaphragm.

The utility model is to provide a kind of diaphragm to solve the technical scheme of above-mentioned technical problem, has for being fitted in On the inside of the bend glass of corner, the diaphragm includes relative two sides, wherein one side is used to be bonded on the inside of bend glass, it is another The position that face corresponds to an at least corner on the inside of bend glass is provided with rib, and the diaphragm is more than remaining in the thickness of rib The thickness in region.

Preferably, the corner of the bend glass is arc chord angle, and the rib is to should thickness is most at arc chord angle center Greatly.

Preferably, the corner of the bend glass is arc chord angle, and the thickness of the rib and the depth of the arc chord angle are just It is related.

Preferably, the corner of the bend glass is arc chord angle, and the diaphragm corresponds to the bend glass arc chord angle Region is deformed region, and the ratio between the width of the width of the rib and the deformed region is 0.3-1:1.

Preferably, the diaphragm further comprises protecting film base material, the rib and the protection film base material one Shaping.

Preferably, the diaphragm further comprises protecting film base material, and the rib is arranged on the protection film base material On.

Preferably, the material of the protection film base material and rib is identical or different.

Preferably, the bending modulus of the rib is more than the bending modulus of the protection film base material.

Preferably, the material of the rib is PET, optical cement, COP, TPU or ink.

Preferably, the protection film base material is provided with ink layer；Integrally formed with the rib on the ink layer, or The rib is arranged on ink layer.

Preferably, the diaphragm corresponds to the position of each corner on the inside of bend glass and is equipped with rib.

The utility model also provides a kind of glass cover-plate, and it is used to be bonded protection electronic equipment display screen, the glass cover Plate includes the bend glass with corner matched with electronic equipment display screen and above-mentioned diaphragm, the diaphragm fit in On the inside of the bend glass.

Preferably, the bend glass has the multiple corners matched with electronic equipment display screen, and the diaphragm is in song The each edge of surface glass sets rib.

The utility model also provides a kind of electronic equipment, including display screen and above-mentioned glass cover-plate, the glass cover-plate Size matches with the display screen and fits over the display screen.

Relative to prior art, the utility model provides a kind of diaphragm, and it includes relative two sides, wherein being simultaneously used for It is bonded on the inside of bend glass, the position that another side corresponds to an at least corner on the inside of bend glass is provided with rib, the diaphragm It is more than the thickness in remaining region in the thickness of rib.When the diaphragm is bonded with bend glass, diaphragm corresponds to curved surface Glass edge can bend, and now rib can effectively produce pressure on top surface, so as to reduce the generation of bubble or fold, reach The effect for making diaphragm be brought into close contact with bend glass.And then can produce and obtain the glass cover-plate to match with display screen, reach Product requirement.

Also, pressure on top surface not only is provided in fitting process using rib, and top pressure is persistently provided after the completion of fitting Power, ensure that diaphragm and bend glass are constantly in the state being brought into close contact.

Furthermore, it is necessary to, it is emphasized that the technical problem solved for the utility model, prior art are to be directed to pad pasting Device or method for adhering film are improved, and cost is high and ineffective；Diaphragm and curved surface can not be realized currently with conventional method Glass is brought into close contact, particular for the big bend glass of the depth of arc chord angle (R angles), so constrain the design of electronic equipment. And in the utility model, conventional method is not only broken through, realizes that diaphragm and bend glass are brought into close contact；And it is directed to diaphragm Improvement itself is made, so as to reach the effect for making diaphragm be brought into close contact with bend glass, cost is low and effect is good, is particularly suitable for Large-scale production.

The utility model also provides a kind of glass cover-plate, and it includes bend glass and above-mentioned diaphragm, the curved surface glass Glass and the diaphragm fit, and the glass cover-plate can match the big display screen of crooked radian, can effectively improve its market competition Power.

The utility model also provides a kind of electronic equipment, and it includes display screen and above-mentioned glass cover-plate, the glass cover Plate covers the display screen.Because the glass cover-plate can accomplish the big requirement of edge radian, so as to increase electronic equipment well Design space, and then meet the needs of user.

Brief description of the drawings

Fig. 1 is the structural representation of diaphragm in the utility model first embodiment.

Fig. 2 is along the schematic cross-sectional view in I-I directions in Fig. 1.

Fig. 3 is the enlarged diagram in A portions in Fig. 2.

Fig. 4 is the structural representation of the utility model mean camber glass.

Fig. 5 is along the schematic cross-sectional view in II-II directions in Fig. 4.

Fig. 6 is along the schematic cross-sectional view in III-III direction in Fig. 4.

Fig. 7 is the structural representation of diaphragm in the utility model second embodiment.

Fig. 8 is along the schematic cross-sectional view in IV-IV direction in Fig. 7.

Fig. 9 is the enlarged diagram in C portions in Fig. 8.

Figure 10 is the enlarged diagram in B portions in Fig. 7.

Figure 11 is the structural representation of diaphragm in the utility model 3rd embodiment.

Figure 12 is the structural representation of diaphragm in the utility model fourth embodiment.

Figure 13 is along the schematic cross-sectional view in V-V direction in Figure 12.

Figure 14 is the enlarged diagram in E portions in Figure 13.

Figure 15 is the structural representation of glass cover-plate in the embodiment of the utility model the 5th.

Figure 16 is the magnified partial view of the schematic cross-sectional view along VI-VI direction in Figure 15.

Figure 17 is the enlarged diagram in F portions in Figure 16.

Figure 18 is the structural representation of glass cover-plate in the utility model sixth embodiment.

Figure 19 is the magnified partial view of schematic cross-sectional views of the Figure 18 along VII-VII direction.

Figure 20 is the enlarged diagram in G portions in Figure 19.

Figure 21 is a kind of Figure 19 variant embodiment.

Figure 22 is the enlarged diagram in H portions in Figure 21.

Embodiment

In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only solving The utility model is released, is not used to limit the utility model.

First embodiment

As Figure 1-3, a kind of diaphragm 20, can be rupture pressure disc, electrostatic prevention film, thermal isolation film or anti-reflective film etc..Please Fig. 4-6 are referred in the lump, and the diaphragm 20 is used to be fitted in the inner side of bend glass 10 shown in Fig. 4-6, namely fits in this The inner surface 101 of bend glass 10.In general, the bend glass 10 is in quadrangle, and its edge is curvature portion 111 (as in Fig. 2 dotted line with exterior domain shown in), therefore when diaphragm 20 is fitted on bend glass 10, in curvature portion 111 Place easily produces bubble or fold.Especially at corner a, b, c, d, bubble or fold are easily produced.

And the utility model provide diaphragm 20 it include relative two sides, i.e. first surface 211 and second surface 212, wherein second surface 212 is the binding face to be fitted with bend glass 10, and bend glass 10 is corresponded on first surface 211 The position of an inner side at least corner, which is provided with to be provided with least one in rib 23, that is, a ＇ as shown in Figure 1, b ＇, c ＇, d ＇, to be added Strong portion 23.As shown in figure 3, thickness D of the diaphragm 20 in rib 23₁More than the thickness D in remaining region₂.It is appreciated that Any one corner or all corners, which are provided with rib 23, to be belonged in the scope of protection of the utility model.

First, when diaphragm 20 provided by the utility model is bonded with bend glass 10, diaphragm 23 is corresponding bent The edge of surface glass 10 can bend, and now rib 23 can effectively produce pressure on top surface, so as to reduce the production of bubble or fold It is raw, reach the effect for making diaphragm 20 be brought into close contact with bend glass 10.And then it can produce and obtain the glass to match with display screen Glass cover plate, reaches product requirement.

Second, when completing the fitting of diaphragm 20 and bend glass 10 using film sticking apparatus, rib 23 fills pad pasting Put the caused adhesive force during fitting and be uniformly conducted to diaphragm 20, so as to promote diaphragm 20 progressively be affixed to song Surface glass 10.Because the radian of bend glass is bigger, or perhaps when curvature is bigger, power is applied to then easier on diaphragm 20 Region to be fit or its surrounding of diaphragm 20 are scattered in due to reaction force caused by the bend glass of high curvature, So the problem of force is uneven occurs.Therefore curvature is bigger, stress of the diaphragm 20 in corresponding position is more uneven, and will not be progressively From inside to outside.Also it is so providing rib 23 during fitting, guarantor is provided between bend glass 10 and film sticking apparatus The pressure on top surface of cuticula 20 1, exerted a force with solving film sticking apparatus active force and the reaction force of bend glass 10 on diaphragm 20 inequality It is even, and it is not from inside to outside, and the problem of produce bubble or fold, so as to ensure semi-automatic or full-automatic that direction is inconsistent During the film coating process of bend glass 10 of change, diaphragm 20 can efficient, low fold, the uniform of low bubble be affixed to curved surface glass Glass 10.Meanwhile promote the electronic equipment with bend glass 10 to develop to higher curvature direction, needed to adapt to the development of electronic equipment Ask, be such as worn on full frame electronic watch, the electronics ring high-tech future electronic equipment of wrist.

Third, not only providing pressure on top surface in fitting process using rib 23, and top is persistently provided after the completion of fitting Pressure, ensure that diaphragm 20 and bend glass 10 are constantly in the state being brought into close contact.

Furthermore, it is necessary to, it is emphasized that the technical problem solved for the utility model, prior art are to be directed to pad pasting Device or method for adhering film are improved, and cost is high and ineffective；Diaphragm 20 and song can not be realized currently with conventional method Surface glass 10 is brought into close contact, particular for the big bend glass 10 of the depth of arc chord angle (R angles), so constrain electronic equipment Design.And in the utility model, conventional method is not only broken through, realizes that diaphragm 20 and bend glass 10 are brought into close contact；And In the utility model, it is to make improvement in itself for diaphragm 20, diaphragm 20 is closely pasted with bend glass 10 so as to reach The effect of conjunction, cost is low and effect is good, is particularly suitable for mass producing.

In this embodiment, the diaphragm 20 includes protection film base material 21, the rib 23 and the diaphragm base Material 21 is integrally formed.The protection film base material 21 is identical with the material of rib 23, typically using PET (high temperature resistance polyester), As PET film.

Preferably, thickness D of the diaphragm 20 in rib 23₁With the thickness D in remaining region₂Between ratio be 1.2-2:1.When thickness is too small, enough pressure on top surface can not be provided, integral thickness can be influenceed when thickness is too big.Therefore, lead to Cross determination D₁With D₂Between proportionate relationship, fitting effect can be effectively ensured, and can does not influence integral thickness.It is specific at some Embodiment in, D₂For 0.02-0.4mm, D₁For 0.03-1.2mm.It is appreciated that electronic equipment tends to the development of frivolous property now Trend, D₂Generally 0.02-0.1mm, but thickness is smaller, fitting difficulty is higher.It is appreciated that thickness is smaller, its is curved Fold is easily produced when bent.On this basis, thickness D of the diaphragm 20 in rib 23₁For 0.02-0.2mm, preferably It is thickness D of the diaphragm 20 in rib 23₁For 0.1mm.

The corner of the bend glass 10 is arc chord angle, i.e. R angles.In some embodiments, it can be the rib 23 pairs should at arc chord angle center thickness it is maximum.It is appreciated that depth is maximum at the arc chord angle center, diaphragm 20 deforms journey Degree is also just maximum, is easiest to produce bubble or fold, therefore the corresponding rib 23 is to should thickness at arc chord angle center Maximum, pressure on top surface can be effectively provided, to reduce the generation of bubble and fold.In addition, the thickness of the rib 23 and the circle The depth positive correlation of arc angle, that is, if the depth of arc chord angle is bigger, the thickness of the rib 23 should also accordingly increase. When namely arc chord angle depth is bigger, bigger pressure on top surface can be provided, to ensure to provide enough pressure on top surface, ensures fitting effect Fruit；Therefore diaphragm 20 provided by the utility model can be adjusted to ensure to be bonded effect, adapted to according to fitting demand Property is strong.

Herein it is to be understood that when the thickness of the rib 23 is consistent everywhere, then its design parameter is according to upper State setting；When the thickness of the rib 23 is inconsistent everywhere, it should be understood that average thickness enters according to above-mentioned parameter Row is set.

Second embodiment

Fig. 7-9, a kind of diaphragm 20 are referred to, the difference with first embodiment in this embodiment is, the reinforcement Portion 23 is arranged on the protection film base material 21.As shown in Figure 9, the thickness sum D of film base material 21 and rib 23 is protected₃I.e. For diaphragm 20 described in first embodiment rib 23 thickness D₁, the thickness D of protection film base material 21₄As first implements Thickness D of the diaphragm 20 in remaining region described in example₂。

The material of the protection film base material 21 and rib 23 can be with identical, can also be different.That is, in some embodiment party In formula, the protection film base material 21 is identical with the material of rib 23, material selection PET (the resistance to height of the protection film base material 21 Warm polyester), also as PET film, the rib 23 can also use PET material, can be membrane material, sheet material, bulk material etc. Deng；In other embodiments, the material of the protection film base material 21 and rib 23 differs.Wherein, the rib 23 can be optical cement, TPU (thermoplastic polyurethane), COP (cyclic olefin polymer), ink etc..

In addition when the material of the protection film base material 21 and rib 23 differs, during fitting, diaphragm base The direction of stress and size are different produced by material 21 and the flexural deformation of rib 23, so as to preferably reach diaphragm 20 and song The effect that surface glass 10 is brought into close contact.The bending modulus of the rib 23 is more than the bending modulus of the protection film base material 21. Bending modulus is that bending stress is more larger namely by bending force than strain, the bending modulus of rib 23 caused by upper bending When, the degree of crook of rib 23 is small compared with the degree of crook of protection film base material 21, it is understood that for rib 23 hardness more Greatly.Rib 23 preferably top pressure can protect film base material 21 so in fitting, further improve fitting effect.Certainly it is described to add The bending modulus in strong portion 23 might be less that the bending modulus of the protection film base material 21, can now accordingly increase rib 23 thickness.

As shown in Figure 7, the region of the corresponding curvature portion 111 of bend glass 10 of protection film base material 21 is deformation Region 213, namely deformed region 214 can coordinate the curvature portion 111 to carry out flexural deformation when being bonded.Please join in the lump Read Figure 10, the width W of the rib 23₄With the width W of the deformed region₅Between ratio be 0.3-1:1.Specifically, W₄：W₅Can be 0.5,0.8 or 1.

3rd embodiment

As shown in figure 11, a kind of diaphragm 20, the embodiment can be rules mainly for the shape of explanation rib 23 Shape can also be irregular shape, it is only necessary to which the corresponding edge of bend glass 10, rib 23 can be that part is corresponding Corner areas sets (as shown in b ＇, c ＇ in Fig. 4) or all corresponds to corner areas and sets (as shown in a ＇ in Fig. 4), also Corresponding corner areas can be above to set (as shown in d ＇ in Fig. 4).

Fourth embodiment

As shown in figs. 12-14, a kind of diaphragm 20, the difference of the embodiment and second embodiment are, the diaphragm Base material 21 is provided with ink layer 22；Set on the ink layer 22 integrally formed with the rib 23, or the rib 23 On ink layer 22.As shown in figure 14, D₅Thickness D of the diaphragm 20 in rib 23 as described in first embodiment₁, D₆I.e. For thickness D of the diaphragm 20 described in first embodiment in remaining region₂。

It is appreciated that when the diaphragm 20 is with when on mobile phone, tablet personal computer, ink can be provided with protection film base material 21 Layer 22, it is used to block the non-display area on mobile phone or tablet personal computer to form ink area.Therefore can be in the same of printing-ink When, more ink are printed at rib 23 needing to set, to be formed one on rib 23, namely described ink layer 22 Body formed to have the rib 23, now the material of rib 23 is ink；Or printing-ink formed ink layer and then Rib 23 is formed by way of silk-screen or stickup, namely rib 23 is arranged on ink layer 22, now rib 23 Material is PET, optical cement, COP, TPU or ink.

5th embodiment

As seen in figs. 15-17, a kind of glass cover-plate 30, it includes the song with corner matched with electronic equipment display screen Surface glass 10 and above-mentioned diaphragm 20, namely first embodiment is to the diaphragm 20 provided in fourth embodiment, the song The inner side of surface glass 10 and the diaphragm 20 fit.

It is appreciated that according to the design needs of electronic equipment, the corner of the bend glass 10 might not all be circular arc Angle, as long as but the thickness of diaphragm 10 in any side Angle Position all should be of the present utility model more than the thickness in other regions In protection domain.Certainly wherein preferably it is that the bend glass 10 has the multiple corners matched with electronic equipment display screen, The diaphragm 20 sets rib in 10 each edge of bend glass.

The bend glass 10 and the diaphragm 20 are brought into close contact.The glass cover-plate 30 can match big aobvious of crooked radian Display screen, its market competitiveness can be effectively improved.

In this embodiment, the width W of the rib 23₄With the width W of the deformed region₅Match, i.e. W₄:W₅ =1；And as shown in Figure 17, as the width W of the rib 23₄With the width W of the deformed region₅Match, i.e. W₄: W₅When=1, after fitting, the corresponding edge bending of bend glass 10 of diaphragm 20, the arc length L of rib 23₄With deformed region Arc length L₅Match, i.e. L₄:L₅=1.

Sixth embodiment

As illustrated in figs. 18-22, a kind of glass cover-plate 30, the difference of the embodiment and the 5th embodiment are, the reinforcement The width W in portion 23₄Less than the width W of the deformed region₅, the width W of the rib 23₄Less than the width of the deformed region Spend W₅Between ratio can be 0.3-0.8:1.After fitting, the corresponding edge bending of bend glass 10 of diaphragm 20, add The arc length L in strong portion 23₄Less than the arc length L of deformed region₅, the arc length L of rib 23₄With the arc length L of deformed region₅Between ratio Example can be 0.3-0.8:1.Specifically, when the glass cover-plate 30 is used on mobile phone, its width is 60-80mm, the change The width D in shape region 214₃For 3-6mm, the width D of the rib 23₄For 2-4mm.When rib 23 is irregular shape, The width D₄Refer to the mean breadth of rib 23.

Two kinds of embodiments of offer in this embodiment, the first embodiment, i.e., as shown in Figure 19,20, the reinforcement The thickness in portion 23 is consistent；Second of embodiment, i.e., as shown in Figure 21,22, the rib 23 is to should be in arc chord angle Thickness is maximum at the heart, and the most thick position of rib 23 is can be seen that in Figure 21 and Figure 22 and correspond to arc chord angle (R angles) depth Maximum, or perhaps the position that deformation extent is maximum.

7th embodiment

The utility model also provides a kind of electronic equipment (not shown), and it includes display screen and above-mentioned glass cover-plate, institute Glass cover-plate size is stated to match with the display screen and fit over the display screen.Because the glass cover-plate can accomplish marginal arc Big requirement is spent, so as to increase the design space of electronic equipment well, and then meets the needs of user.

8th embodiment

The utility model also provides a kind of manufacture method of diaphragm, including：Protection film base material is provided；And

Rib is formed on protection film base material, obtains required diaphragm；The diaphragm includes relative two sides, wherein Simultaneously it is used to be bonded on the inside of bend glass, the position that another side corresponds to an at least corner on the inside of bend glass is provided with rib, institute State the thickness that diaphragm is more than remaining region in the thickness of rib.

Using the diaphragm obtained by the manufacture method of the diaphragm, it can be brought into close contact with bend glass, so as to produce The glass cover-plate to match with display screen is obtained, reaches product requirement.And this method is easy and effective, cost is low, is particularly suitable for big Large-scale production.

The rib is integrally formed with the protection film base material, can obtain the diaphragm described in first embodiment. Either, the rib is formed on protection film base material by way of silk-screen printing or stickup, the second implementation can be obtained Diaphragm described in example.Wherein, adopt in the method for paste, production difficulty and production cost are relatively low；Using the side of silk-screen printing Formula, obtained diaphragm better quality.

The manufacture method of the diaphragm, in addition to form ink layer on protection film base material；One on the ink layer The rib is formed, or the rib is arranged on ink layer, can obtain the protection described in fourth embodiment Film.

9th embodiment

The utility model also provides a kind of manufacture method of glass cover-plate, there is provided has the bend glass of corner and above-mentioned Diaphragm, diaphragm and the bend glass are fitted, the protection film thickness of at least one corner location on the inside of bend glass More than the thickness in other regions.The manufacture method of the glass cover-plate also includes the manufacture of the diaphragm provided in the 8th embodiment Method.

Further that the corner of the bend glass is arc chord angle, the rib to should at arc chord angle center it is thick Degree is maximum, pressure on top surface can be effectively provided, to reduce the generation of bubble and fold.

It is further that the corner of the bend glass is arc chord angle, the thickness of the rib and the depth of the arc chord angle Spend positive correlation.When namely arc chord angle depth is bigger, bigger pressure on top surface can be provided, to ensure to provide enough pressure on top surface, is protected Card fitting effect；Therefore diaphragm provided by the utility model can be adjusted to ensure fitting effect according to fitting demand Fruit, strong adaptability.

It is further that the corner of the bend glass is arc chord angle, and the diaphragm corresponds to the bend glass circular arc The region at angle is deformed region, and the ratio between the width of the rib and the width of the deformed region is 0.3-1:1.This Sample rib can preferably adapt to the deformation of diaphragm, to provide suitable pressure on top surface.

It is further that the diaphragm further comprises protecting film base material, the rib and the protection film base material It is integrally formed, can so reduces production process.

It is further that the diaphragm further comprises protecting film base material, and the rib is arranged on the diaphragm On base material.Existing production process can not so be changed, directly can be manufactured using existing protection film base material.

It is further that the material of protection film base material and the rib identical adopt by the protection film base material and rib Use PET.Or the protection film base material is different with the material of rib.During fitting, film base material and rib are protected Deformation extent is different, so as to preferably reach the effect that diaphragm and bend glass are brought into close contact.Wherein it is preferred to described add Strong portion is PET, optical cement, COP, TPU or ink.

It is further that the bending modulus of the rib is more than the bending modulus of the protection film base material.So pasting Rib preferably top pressure can protect film base material during conjunction, further improve fitting effect.

It is further that the protection film base material is provided with ink layer；Integrally formed with the reinforcement on the ink layer Portion, or the rib are arranged on ink layer.Ink layer is provided with protection film base material, is used to block hand to form ink area Non-display area on machine or tablet personal computer.Therefore rib, such phase can be formed while printing-ink or afterwards When in extra process need not be increased, further improving production efficiency.

It is further that the position that the diaphragm corresponds to each corner on the inside of bend glass is equipped with rib, ensures Each equal bubble-free of edge and fold produce.

The utility model also provides a kind of glass cover-plate, and it is used to be bonded protection electronic equipment display screen, the glass cover Plate includes the bend glass with corner matched with electronic equipment display screen and above-mentioned diaphragm, the diaphragm fit in On the inside of the bend glass.The glass cover-plate can match the big display screen of crooked radian, can effectively improve its market competitiveness.

It is further that the bend glass has the multiple corners matched with electronic equipment display screen, the diaphragm Rib is set in bend glass each edge, ensures that the equal bubble-free of each edge and fold produce.

The utility model also provides a kind of electronic equipment, including display screen and above-mentioned glass cover-plate, the glass cover-plate Size matches with the display screen and fits over the display screen.Wanted because the glass cover-plate can accomplish that edge radian is big Ask, so as to increase the design space of electronic equipment well, and then meet the needs of user.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Any modification made within the principle of utility model, equivalent substitution and improvement etc. all should include the scope of protection of the utility model Within.

Claims

A kind of 1. diaphragm, for being fitted on the inside of the bend glass with corner, it is characterised in that：The diaphragm includes phase To two sides, wherein one side is used to be bonded on the inside of bend glass, another side correspond to the position of a bend glass inner side at least corner Provided with rib, the diaphragm is more than the thickness in remaining region in the thickness of rib.
2. diaphragm as described in the appended claim 1, it is characterised in that：The corner of the bend glass is arc chord angle, the reinforcement Portion to should at arc chord angle center thickness it is maximum.
3. diaphragm as described in the appended claim 1, it is characterised in that：The corner of the bend glass is arc chord angle, the reinforcement The thickness in portion and the depth positive correlation of the arc chord angle.
4. diaphragm as described in the appended claim 1, it is characterised in that：The corner of the bend glass is arc chord angle, the protection The region that film corresponds to the bend glass arc chord angle is the width of deformed region, the width of the rib and the deformed region Between ratio be 0.3-1:1.
5. diaphragm as described in the appended claim 1, it is characterised in that：Further comprise protecting film base material, the rib and institute Protection film base material is stated to be integrally formed.
6. diaphragm as described in the appended claim 1, it is characterised in that：Further comprise protecting film base material, the rib is set On the protection film base material.
7. diaphragm as recited in claim 6, it is characterised in that：It is described to protect film base material identical with the material of rib or not Together.
8. diaphragm as recited in claim 6, it is characterised in that：The bending modulus of the rib is more than the diaphragm base The bending modulus of material.
9. diaphragm as recited in claim 6, it is characterised in that：The material of the rib is PET, optical cement, COP, TPU Or ink.
10. diaphragm as recited in claim 6, it is characterised in that：The protection film base material is provided with ink layer；The ink It is arranged on layer integrally formed with the rib, or the rib on ink layer.
11. the diaphragm as described in claim any one of 1-10, it is characterised in that：The diaphragm corresponds to every on the inside of bend glass The position of individual corner is equipped with rib.
12. a kind of glass cover-plate, it is used to be bonded protection electronic equipment display screen, it is characterised in that：The glass cover-plate includes The bend glass with corner and the diaphragm as described in claim any one of 1-10 matched with electronic equipment display screen, The diaphragm is fitted on the inside of the bend glass.
13. glass cover-plate as described in claim 12, it is characterised in that：The bend glass has to be shown with electronic equipment Shield multiple corners of matching, the diaphragm sets rib in each edge of bend glass.
14. a kind of electronic equipment, it is characterised in that：It is described including display screen and glass cover-plate as described in claim 12 Glass cover-plate size matches with the display screen and fits over the display screen.