CN108132690A - Cover board, display screen component and mobile terminal - Google Patents

Cover board, display screen component and mobile terminal Download PDF

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Publication number
CN108132690A
CN108132690A CN201711378698.0A CN201711378698A CN108132690A CN 108132690 A CN108132690 A CN 108132690A CN 201711378698 A CN201711378698 A CN 201711378698A CN 108132690 A CN108132690 A CN 108132690A
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CN
China
Prior art keywords
display screen
ink layer
slot
cover board
storage tank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201711378698.0A
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Chinese (zh)
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CN108132690B (en
Inventor
周意保
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority to CN201711378698.0A priority Critical patent/CN108132690B/en
Publication of CN108132690A publication Critical patent/CN108132690A/en
Application granted granted Critical
Publication of CN108132690B publication Critical patent/CN108132690B/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements
    • G06F1/1613Constructional details or arrangements for portable computers
    • G06F1/1633Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/0202Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026Details of the structure or mounting of specific components
    • H04M1/0266Details of the structure or mounting of specific components for a display module assembly
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/03Covers

Abstract

This application involves a kind of cover board, display screen component and mobile terminal, cover board is used to be covered on display screen.Cover board includes substrate and ink layer.Substrate is transparent, substrate has the first surface towards display screen and the second surface backwards to display screen, storage tank is offered on first surface, the orthographic projection of storage tank on a display screen is located in the non-display area of display screen, ink layer is set to the side towards display screen of substrate, ink layer defines the viewfinder area of substrate, and ink layer is at least partially housed in storage tank, and whole non-display areas are blocked in the orthographic projection of ink layer on a display screen.Above-mentioned cover board, when display screen is lighted, non-display area is blocked by ink layer, and the black surround in viewfinder area just becomes display effect that is invisible, thus can beautifying display screen.Since substrate is transparence, the cell wall of storage tank can also generate reflected refraction effect to light, so that the width of non-display area seems narrower, to promote the aesthetics of mobile terminal.

Description

Cover board, display screen component and mobile terminal
Technical field
This application involves the technical field of mobile terminal, more particularly to a kind of cover board, display screen component and mobile terminal.
Background technology
The display screen of mobile terminal (mobile phone, tablet etc.) generally comprises viewing area and non-display area.When display screen is lighted, The non-display area in black can be observed through cover board, leading to display screen, there are black surround phenomenons, and black surround is to the appearance of mobile terminal Produce adverse effect.
Invention content
Embodiments herein provides a kind of cover board, display screen component and mobile terminal, to solve the black surround pair of display screen The problem of mobile terminal appearance has an adverse effect.
A kind of cover board, for being covered on display screen, the cover board includes:
Substrate is transparent;The substrate has towards the first surface of the display screen and backwards to the display screen Second surface;Storage tank is offered on the first surface, the orthographic projection of the storage tank on the display screen is located at described In the non-display area of display screen;And
Ink layer, is set to the side of the direction display screen of the substrate, and the ink layer defines the substrate Viewfinder area, the ink layer is at least partially housed in the storage tank, and the ink layer is on the display screen just All non-display areas are blocked in projection.
The width of the orthographic projection of the storage tank on the display screen is less than or equal to institute in one of the embodiments, State the width of non-display area.
The storage tank includes the first side wall and second sidewall, the first side wall and institute in one of the embodiments, It is plane to state second sidewall, and the width of the storage tank is gradually subtracted by a lateral second surface of the first surface It is small.
The storage tank includes the first slot and the second slot, first slot and described second in one of the embodiments, The orthographic projection of slot on the display screen is respectively positioned at the both sides of the viewing area of the display screen.
The storage tank further includes third slot and the 4th slot, the third slot and described in one of the embodiments, The orthographic projection of four slots on the display screen is located at the both ends of first slot respectively;The third slot respectively with first slot It is connected with second slot, the 4th slot connects respectively with first slot and second slot.
The orthographic projection of the inward flange of the ink layer on the display screen and the display in one of the embodiments, The coincident of the viewing area of screen.
The orthographic projection of the inward flange of the ink layer on the display screen is located at described aobvious in one of the embodiments, In the viewing area of display screen, and the orthographic projection of the inward flange of the ink layer on the display screen and the edge of the viewing area It is smaller than 0.15 millimeter.
The ink layer includes the first ink layer and the second ink layer, first ink in one of the embodiments, Stratum boundary makes the viewfinder area, and first ink layer is at least partially housed in the storage tank, and first ink layer All non-display areas are blocked in orthographic projection on the display screen;Second ink layer is set to first ink layer The side far from the substrate, and second ink layer is located at the periphery of the viewfinder area;Second ink layer it is bright Degree is less than the lightness of first ink layer.
First ink layer is white ink layer in one of the embodiments, and second ink layer is black oil Layer of ink or gray oil layer of ink.
The cover board further includes buffer layer in one of the embodiments, and the buffer layer is at least partially housed in described In storage tank, the buffer layer is located at the side of the direction display screen of second ink layer.
A kind of display screen component, including display screen and above-described cover board, the cover plate lid is set on the display screen.
A kind of mobile terminal, including rear shell and above-described display screen component, the display screen component is at least partly received It is dissolved in the rear shell, and the cover board is fixedly connected with the rear shell.
The rear shell includes ontology and the flange being shaped on the ontology in one of the embodiments, described Flange is set on the periphery of the cover board, and the cover board is fixedly connected with the ontology.
The ontology has supporting surface in one of the embodiments, and the supporting surface is equipped with point glue-line, the cover board It is connect by described glue-line with the ontology;Maximum distance between the first surface and the supporting surface of the substrate More than the distance between the end of the flange and described supporting surface..
Above-mentioned cover board, display screen component and mobile terminal, the side towards display screen of the substrate of cover board are equipped with ink layer, The non-display area of display screen is blocked in the orthographic projection of ink layer on a display screen.When display screen is lighted, non-display area is by ink layer It blocks, the black surround in viewfinder area just becomes display effect that is invisible, thus can beautifying display screen.Due to the first of substrate Storage tank is offered on surface, ink layer is at least partially housed in storage tank, and storage tank is provided with conducive to reduction cover board Thickness prevents the setting of ink layer from the thickness of cover board being caused to increase excessively, and be conducive to positioning of the ink layer on substrate.Due to Substrate is transparence, and the cell wall of storage tank can also generate reflected refraction effect to light, so that the width of non-display area Seem narrower, to promote the aesthetics of mobile terminal.
Description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or it will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of application, for those of ordinary skill in the art, without creative efforts, can be with Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the stereogram of mobile terminal in an embodiment;
Fig. 2 is the front view of mobile terminal shown in Fig. 1;
Fig. 3 is along the sectional view at A-A in one embodiment of mobile terminal shown in Fig. 2;
Fig. 4 is enlarged diagram at the B of mobile terminal shown in Fig. 3;
Fig. 5 is the sectional view of the display screen component of mobile terminal shown in Fig. 3;
Fig. 6 is enlarged diagram at the C in an embodiment of display screen component shown in Fig. 5;
Fig. 7 is enlarged diagram at the C in another embodiment of display screen component shown in Fig. 5;
Fig. 8 is along the sectional view at A-A in another embodiment of mobile terminal shown in Fig. 2;
Fig. 9 is the sectional view of the display screen component of mobile terminal shown in Fig. 8;
Figure 10 is the bottom view of the substrate of mobile terminal shown in Fig. 2.
Specific embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In attached drawing Give the preferred embodiment of the present invention.But the present invention can realize in many different forms, however it is not limited to herein Described embodiment.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more saturating It is thorough comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ", " right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention The normally understood meaning of technical staff is identical.Term used in the description of the invention herein is intended merely to description tool The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " including one or more phases The arbitrary and all combination of the Listed Items of pass.
Include, but are not limited to be configured to via wired as " mobile terminal " as used herein (or being referred to as " terminal ") Connection (such as connects via Public Switched Telephone Network (PSTN), digital subscriber line (DSL), digital cable, direct cable Connect and/or another data connection/network) and/or via (for example, for cellular network, WLAN (WLAN), such as The digital TV networks of DVB-H networks, satellite network, AM-FM broadcasting transmitter and/or another communication terminal) wirelessly connect The device of mouth reception/transmission signal of communication.It is configured to be referred to as by the mobile terminal of radio interface communication " wireless to move Dynamic terminal ", " wireless terminal " and/or " communication terminal ".The example of mobile terminal includes, but are not limited to satellite or honeycomb electricity Words;It can be whole with combination cellular radio telephone and the PCS Personal Communications System (PCS) of data processing, fax and communication ability End;Can include radio telephone, pager, the Internet/intranet access, Web browser, memo pad, calendar and/or entirely The PDA of ball alignment system (GPS) receiver;And it conventional laptop and/or palmtop receiver or is received including radio telephone Send out other electronic devices of device.
With reference to figure 1 and Fig. 2, in one embodiment, mobile terminal 10 is mobile phone, and mobile terminal 10 includes display screen component 100 and rear shell 200, display screen component 100 be fixedly connected with rear shell 200.With reference to Fig. 3 and Fig. 4, in one embodiment, show Display screen component 100 includes cover board 110 and display screen 120, and cover board 110 is covered on display screen 120, and display screen 120 is at least partly It is contained in rear shell 200, and cover board 110 is fixedly connected with rear shell 200.In one embodiment, display screen 120 includes viewing area 121 and non-display area 123 (BM areas, Black Matrix), viewing area 121 can be used for showing information, and can provide friendship to the user Mutual interface.In one embodiment, display screen 120 shields to show using LCD (Liquid Crystal Display, liquid crystal display) Show information, LCD screen can be TFT (Thin Film Transistor, thin film transistor (TFT)) screens or IPS (In-Plane Switching, plane conversion) screen or SLCD (Splice Liquid Crystal Display, splicing special liquid crystal are shown) Screen.In other embodiments, mobile terminal 10 or tablet etc..
In one embodiment, cover board 110 includes substrate 111 and ink layer 113, and substrate 111 is transparent, substrate 111 Material can be glass or sapphire, and substrate 111 has higher translucency.With reference to Fig. 5 and Fig. 6, in one embodiment, The generally rectangular shaped bulk of shape of substrate 111.Substrate 111 has towards the first surface 1111 of display screen 120 and backwards to display The second surface 1113 of screen 120, offer storage tank 1112 on first surface 1111, and storage tank 1112 is on the display screen 120 Orthographic projection is located in the non-display area 123 of display screen 120.Ink layer 113 be set to substrate 111 towards the one of display screen 120 Side, ink layer 113 define the viewfinder area 300 of substrate 111, and ink layer 113 is at least partially housed in storage tank 1112, and oil Whole non-display areas 123 are blocked in the orthographic projection of layer of ink 113 on the display screen 120.In one embodiment, viewfinder area 300 and display The viewing area 121 of screen 120 is adapted to.It is understood that being adapted to for viewfinder area 300 and viewing area 121 refers to viewfinder area 300 and is showing Orthographic projection on screen 120 is overlapped with viewing area 121.It is understood that the minor deviations caused by fabrication error it is also contemplated that To belong to the situation of coincidence described in the application.For example, for example, positive throwing when the edge of viewfinder area 300 on the display screen 120 When the distance at shadow and the edge of viewing area 121 and the ratio of the width of viewing area 121 are less than 1%, you can think that viewfinder area 300 exists Orthographic projection on display screen 120 is overlapped with viewing area 121.
Above-mentioned cover board 110, the side towards display screen 120 of the substrate 111 of cover board 110 are equipped with ink layer 113, ink layer The non-display area 123 of display screen 120 is blocked in 113 orthographic projection on the display screen 120.When display screen 120 is lighted, non-display area 123 are blocked by ink layer 113, and the black surround in viewfinder area 300 just becomes invisible, thus can beautify the aobvious of display screen 120 Show effect.Due to offering storage tank 1112 on the first surface 1111 of substrate 111, ink layer 113 is at least partially housed in appearance It puts in slot 1112, storage tank 1112 is provided with to reduce the thickness of cover board 110, prevent the setting of ink layer 113 from causing to cover The thickness increase of plate 110 is excessive, and is conducive to positioning of the ink layer 113 on substrate 111.For example, ink layer 113 can be more It is easily filled in storage tank 1112, ink layer 113 can be controlled to exist by the control of the positional precision of storage tank 1112 The positional precision of 300 periphery of viewfinder area, and then can realize that ink layer 113 coordinates in high precision with display screen 120, prevent ink layer 113 position, which shifts, adversely affects the display of display screen 120.Due to substrate 111 be transparence, storage tank 1112 cell wall can also generate reflected refraction effect to light, so that the width of ink layer 113 visually seems narrower, into And the width of non-display area 123 is caused to seem narrower, to promote the aesthetics of mobile terminal 10.
With reference to figure 3 and Fig. 4, in one embodiment, rear shell 200 is metal material such as aluminium alloy.Rear shell 200 includes ontology 210 and the flange 220 that is shaped on ontology 210, flange 220 is set on the periphery of cover board 110, to the edge shape of cover board 110 Into half pack arrangement, and cover board 110 is fixedly connected with ontology 210.Specifically, in the embodiment shown in fig. 3, ink layer 113 and sheet A point glue-line 400 is equipped between body 210, point glue-line 400 is with viscosity, and cover board 110 is fixed with rear shell 200 by glue-line 400 Connection.It is fixedly connected using dispensing mode and not only improves being fixedly connected for cover board 110 and rear shell 200, also help reduction rear shell The width of 200 frame.Further, in one embodiment, ontology 210 has supporting surface 211, and point glue-line 400 is located at supporting surface On 211, point glue-line 400 be located between ink layer 113 and the supporting surface 211 of ontology 210, the first surface 1111 of substrate 111 and Maximum distance between supporting surface 211 is more than the distance between end and supporting surface 211 of flange 220.With reference to figure 3, substrate 111 First surface 1111 and supporting surface 211 between maximum distance for H, the distance between the end of flange 220 and supporting surface 211 For h, then H>h.Using the above structure, the flange 220 of rear shell 200 can play cover board 110 good protection, and mobile terminal 10 can obtain preferable appearance.In other embodiments, rear shell 200 or ceramics, glass or plastic or other material.
With reference to figure 5, in one embodiment, make the plane of the length direction perpendicular to mobile terminal 10, storage tank 1112 The profile of orthographic projection on this plane is inverted " v " or inverted " u "-shaped.In one embodiment, the cross section profile of storage tank 1112 Or arc is for example arc-shaped or ellipse arc.Further, with reference to figure 6 and Fig. 7, storage tank 1112 is on the display screen 120 Orthographic projection width be less than or equal to non-display area 123 width.In one embodiment, substrate 111 for flat glass or 2.5D glass, the depth capacity of storage tank 1112 and the ratio of the maximum gauge of substrate 111 are less than 0.4.For example, when substrate 111 Maximum gauge when being 1 millimeter, the depth capacity of storage tank 1112 is less than 0.4 millimeter.Above structure can prevent from holding because of setting Putting slot 1112 causes to cause excessive weakening to the intensity of substrate 111.
It is understood that the mode that Laser Processing may be used in storage tank 1112 obtains, mechanical processing can also be used Mode such as CNC (Computer numerical control, numerically-controlled machine tool) mode process acquisition, can also use chemistry The processing methods such as etching obtain.Above-mentioned processing method can also be used in mixed way, to promote the efficiency and precision of processing.Storage tank After 1112 machine-shapings, the substrate 111 around storage tank 1112 forms optical lens, and the structure of storage tank 1112 can be to environment Light generates refraction reflecting effect.When cover board 110 is covered on display screen 120, storage tank 1112 is located at the non-of display screen 120 The top of viewing area 123, the structure of storage tank 1112 generate light refraction reflecting effect, enable to non-display area 123 Width visually seems aesthetics that is narrower, thus can promoting mobile terminal 10.With reference to Fig. 8 and Fig. 9, implement one In example, substrate 111 or 3D glass.Storage tank 1112 is opened up simultaneously by the side towards display screen 120 in 3D glass Ink layer 113 is set, can either effectively block the black surround of 120 surrounding of display screen, and mobile terminal 10 can be made to obtain preferably Appearance.
With reference to figure 6 and Fig. 7, in embodiment of the cross section of storage tank 1112 in inverted " v ", storage tank 1112 can wrap The first side wall 1114 and second sidewall 1115 are included, the first side wall 1114 and second sidewall 1115 are plane, storage tank 1112 Width is gradually reduced by a lateral second surface 1113 of first surface 1111.Ink layer 113 is set to 1114 He of the first side wall In second sidewall 1115, the width of ink layer 113 can be greater than or equal to the maximum width of storage tank 1112.For example, first On surface 1111, ink layer 113 can extend to the outer of substrate 111 from the side of the close viewfinder area 300 of storage tank 1112 Edge, and ink layer 113 covers the first side wall 1114 of storage tank 1112 and second sidewall 1115.Using the above structure accommodating During slot 1112, be conducive to the machine-shaping of storage tank 1112, and be conducive to control the structure of storage tank 1112 to the anti-of light Refraction effect is penetrated, storage tank 1112 is caused to be difficult to avoid using complex-curved.
In one embodiment, the orthographic projection of the inward flange of ink layer 113 on the display screen 120 is located at the aobvious of display screen 120 Show in area 121, and the orthographic projection of the inward flange of ink layer 113 on the display screen 120 and the edge of viewing area 121 are smaller than 0.15 millimeter.I.e. printing ink layer 113 when, the area of viewfinder area 300 can be caused to be less than the viewing area 121 of display screen 120 Area, the inward flange of ink layer 113 and the distance at the edge of viewing area 121 can be less than 0.15 millimeter.It, can by above-mentioned setting To prevent from the non-display area 123 of display screen 120 being caused from viewfinder area 300 to reveal because of cover board 110 and the installation dislocation of display screen 120 Go out, so as to effectively hide the non-display area 123 of display screen 120, to beautify the display effect of mobile terminal 10.It can manage For the pixel that viewing area 121 is blocked, software control method may be used so that this partial pixel does not shine in solution, To prevent from having an adverse effect to the display of display screen 120.Further, in one embodiment, the inward flange of ink layer 113 is aobvious Orthographic projection in display screen 120 and the coincident of the viewing area 121 of display screen 120, the i.e. viewfinder area 300 of cover board 110 can be with The viewing area 121 of display screen 120 is aligned.Inward flange orthographic projection on the display screen 120 and viewing area due to ink layer 113 121 coincident, when display screen 120 is lighted, all pixels of viewing area 121 can be used in showing.
In one embodiment, ink layer 113 can include the first ink layer 1131 and the second ink layer 1133, the first ink Layer 1131 is set to the side towards display screen 120 of substrate 111, and the first ink layer 1131 defines viewfinder area 300, the first oil Layer of ink 1131 is at least partially housed in storage tank 1112, and the orthographic projection of the first ink layer 1131 on the display screen 120 is blocked Whole non-display areas 123.Second ink layer 1133 is set to the side of the separate substrate 111 of the first ink layer 1131, and second Ink layer 1133 is located at the periphery of viewfinder area 300.In one embodiment, the lightness of the second ink layer 1133 is less than the first ink layer 1131 lightness.Lightness is the parameter for characterizing the depth of color, for example, the lightness of white is 100%, the lightness of black is 0%.After cover board 110 is covered on display screen 120, user from the unilateral observation where second surface 1113 to be the first oil The appearance of layer of ink 1131.
Specifically, in one embodiment, the first ink layer 1131 is light color inks, and the second ink layer 1133 is dark oil Ink.The thickness of first ink layer 1131 is greater than or equal to the thickness of the second ink layer 1133, and this set can cause the first oil The lightness of layer of ink 1131 and the brightness contrast of the second ink layer 1133 become apparent.Further, in one embodiment, the first ink Layer 1131 be white ink layer, lightness 100%.Second ink layer 1133 be black ink layer, lightness 0%.Second Ink layer 1133 or gray oil layer of ink, can play preferable interception.It is white in the first ink layer 1131 For in the embodiment of black ink layer, the thickness of the first ink layer 1131 is greater than or equal to for ink layer, the second ink layer 1133 The thickness of two ink layers 1133, can cause the white of the first ink layer 1131 to seem whiter, saturating because of white ink to prevent Light characteristic causes the color of the first ink layer 1131 partially dark.
It is understood that the quantity of the first ink layer 1131 can be multilayer, the stacking of the first ink layer of multilayer 1131 is set It is placed in the same side of substrate 111.Specifically, in one embodiment, the first ink layer 1131 can include two layers or three layers of white Ink, three layers of white ink are cascadingly set on the same side of substrate 111.It is understood that the first ink layer 1131 The number of plies may be four layers or more.The first ink layer 1131 is obtained by the way of multi-sheet printed, is conducive to promote the first ink The lightness of layer 1131.For example, when the first ink layer 1131 is white ink, compared to individual layer white ink, multi-sheet printed mode The white ink of printing enables to the first ink layer 1131 to seem whiter.
With reference to Fig. 8 and Fig. 9, in one embodiment, cover board 110 can also include buffer layer 115, buffer layer 115 to Small part is contained in storage tank 1112, and buffer layer 115 is located at the side towards display screen 120 of the second ink layer 1133.Tool Body, in one embodiment, the 1133 unfilled storage tank of the first ink layer 1131 and the second ink layer in storage tank 1112 1112, the unfilled space of storage tank 1112 can set buffer layer 115, and buffer layer 115 can be used for strengthening the knot of cover board 110 Structure intensity.For example, in one embodiment, buffer layer 115 is seccotine, and seccotine is filled in storage tank 1112, when cover board 110 When being impacted, buffer layer 115 can absorb impact, prevent substrate 111 from cracking or crushing.In other embodiments, it buffers Layer 115 or other materials with absorbing buffering.
With reference to figure 10, in one embodiment, storage tank 1112 can include the first slot 1112a and the second slot 1112b, and first The orthographic projection of slot 1112a and the second slot 1112b on the display screen 120 is located at the both sides of viewing area 121 respectively.Specifically, one In embodiment, 121 rectangular shape of viewing area.First slot 1112a and the second slot 1112b is located at the width side of viewfinder area 300 respectively To both sides, i.e. the first slot 1112a is set in a long side of rectangle, and it is another long to be set to rectangle by the second slot 1112b Bian Shang.Since the non-display area 123 of the both sides in the width direction of viewfinder area 300 is relatively narrow, in user visually to non-display area 123 width is more sensitive.By setting the first slot 1112a and the second slot 1112b, and respectively in the first slot 1112a and second The side towards non-display area 123 of slot 1112b sets ink layer 113, and ink layer 113 can not only block display screen 120 Non-display area 123 so that non-display area 123 visually becomes invisible, and can cause mobile terminal 10 that narrow side is presented The effect of frame or intimate Rimless, so as to promote the aesthetics of mobile terminal 10.
In one embodiment, the structure of the first slot 1112a and the second slot 1112b are identical, i.e. the first slot 1112a and the second slot The size and cross sectional shape of 1112b corresponds to identical, and the structural integrity of the first slot 1112a and the second slot 1112b are conducive to first The machine-shaping of slot 1112a and the second slot 1112b.In one embodiment, storage tank 1112 can also include third slot 1112c and The orthographic projection of 4th slot 1112d, third slot 1112c and the 4th slot 1112d on the display screen 120 is located at the first slot 1112a respectively Both ends, third slot 1112c connects respectively with the first slot 1112a and the second slot 1112b, the 4th slot 1112d respectively with the first slot 1112a and the second slot 1112b connections.The structure of third slot 1112c and the 4th slot 1112d can be with the structures of the first slot 1112a It is identical, in favor of the machine-shaping of third slot 1112c and the 4th slot 1112d.Specifically, in one embodiment, viewing area 121 is in It is rectangular-shaped.Third slot 1112c and the 4th slot 1112d is respectively positioned at the both sides of the length direction of viewfinder area 300, i.e. third slot 1112c is set on a short side of rectangle, and the 4th slot 1112d is set on another article of short side of rectangle.By setting third Slot 1112c and the 4th slot 1112d, and respectively in the side towards non-display area 123 of third slot 1112c and the 4th slot 1112d Ink layer 113 is set, and ink layer 113 can block the non-display area 123 of display screen 120 so that non-display area 123 is in vision On become invisible, so as to promote the aesthetics of mobile terminal 10.The setting of third slot 1112c and the 4th slot 1112d are also Be conducive to positioning of the ink layer 113 on substrate 111, so that the positional precision of ink layer 113 is easily controllable.
By taking the setting of the first slot 1112a as an example, in one embodiment, the orthographic projections of the first slot 1112a on the display screen 120 Width be equal to display screen 120 non-display area 123 width.Ink layer 113 is set on the cell wall of the first slot 1112a, In the process of ink layer 113, the width of ink layer 113 can exceed outside the first slot 1112a.During following process, Removing the ink layer 113 outside the first slot 1112a so that the inward flange of ink layer 113 is flushed with the inward flange of the first slot 1112a, The control of the positional precision on substrate 111 of ink layer 113 can be realized, so as to promote the machining accuracy of cover board 110 and effect Rate.It is understood that the second slot 1112b, the setting of third slot 1112c, the 4th slot 1112d are equally beneficial for ink layer 113 The control of positional precision, thus the machining accuracy and efficiency of cover board 110 can be promoted, details are not described herein again.It is understood that The setting of third slot 1112c and the 4th slot 1112d are not essential, and third slot 1112c and the 4th slot 1112d can be omitted.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, it is all considered to be the range of this specification record.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that those of ordinary skill in the art are come It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.

Claims (14)

1. a kind of cover board, for being covered on display screen, which is characterized in that the cover board includes:
Substrate is transparent;The substrate has the first surface towards the display screen and second backwards to the display screen Surface;Storage tank is offered on the first surface, the orthographic projection of the storage tank on the display screen is located at the display In the non-display area of screen;And
Ink layer, is set to the side of the direction display screen of the substrate, and the ink layer defines regarding for the substrate Window area, the ink layer are at least partially housed in the storage tank, and the orthographic projection of the ink layer on the display screen Block all non-display areas.
2. cover board according to claim 1, which is characterized in that the width of the orthographic projection of the storage tank on the display screen Degree is less than or equal to the width of the non-display area.
3. cover board according to claim 1, which is characterized in that the storage tank includes the first side wall and second sidewall, institute It is plane to state the first side wall and the second sidewall, and the width of the storage tank is by the one lateral described the of the first surface Two surfaces are gradually reduced.
4. cover board according to claim 1, which is characterized in that the storage tank includes the first slot and the second slot, and described the The orthographic projection of one slot and second slot on the display screen is respectively positioned at the both sides of the viewing area of the display screen.
5. cover board according to claim 4, which is characterized in that the storage tank further includes third slot and the 4th slot, described The orthographic projection of third slot and the 4th slot on the display screen is located at the both ends of first slot respectively;The third slot point It is not connected with first slot and second slot, the 4th slot connects respectively with first slot and second slot.
6. cover board according to claim 1, which is characterized in that the inward flange of the ink layer is on the display screen just Projection and the coincident of the viewing area of the display screen.
7. cover board according to claim 1, which is characterized in that the inward flange of the ink layer is on the display screen just Projection positioned at the display screen viewing area in, and the orthographic projection of the inward flange of the ink layer on the display screen with it is described The edge of viewing area is smaller than 0.15 millimeter.
8. cover board according to claim 1, which is characterized in that the ink layer includes the first ink layer and the second ink Layer, first ink layer define the viewfinder area, and first ink layer is at least partially housed in the storage tank, and All non-display areas are blocked in the orthographic projection of first ink layer on the display screen;Second ink layer is set to The side far from the substrate of first ink layer, and second ink layer is located at the periphery of the viewfinder area;It is described The lightness of second ink layer is less than the lightness of first ink layer.
9. cover board according to claim 8, which is characterized in that first ink layer be white ink layer, described second Ink layer is black ink layer or gray oil layer of ink.
10. cover board according to claim 8, which is characterized in that further include buffer layer, the buffer layer at least partly accommodates In in the storage tank, the buffer layer is located at the side of the direction display screen of second ink layer.
11. a kind of display screen component, which is characterized in that including display screen and claim 1~10 any one of them cover board, institute Cover plate lid is stated on the display screen.
12. a kind of mobile terminal, which is characterized in that including the display screen component described in rear shell and claim 11, the display Screen assembly is at least partially housed in the rear shell, and the cover board is fixedly connected with the rear shell.
13. mobile terminal according to claim 12, which is characterized in that the rear shell includes ontology and is shaped in institute The flange on ontology is stated, the flange is set on the periphery of the cover board, and the cover board is fixedly connected with the ontology.
14. mobile terminal according to claim 13, which is characterized in that the ontology has supporting surface, the supporting surface Point glue-line is equipped with, the cover board is connect by described glue-line with the ontology;The first surface of the substrate and institute The maximum distance stated between supporting surface is more than the distance between the end of the flange and described supporting surface.
CN201711378698.0A 2017-12-19 2017-12-19 Cover plate, display screen assembly and mobile terminal Active CN108132690B (en)

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