CN105554198A - Display device and mobile terminal with the same - Google Patents
Display device and mobile terminal with the same Download PDFInfo
- Publication number
- CN105554198A CN105554198A CN201610071140.7A CN201610071140A CN105554198A CN 105554198 A CN105554198 A CN 105554198A CN 201610071140 A CN201610071140 A CN 201610071140A CN 105554198 A CN105554198 A CN 105554198A
- Authority
- CN
- China
- Prior art keywords
- flexible pcb
- driving chip
- casing
- display unit
- hole
- 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.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a display device and a mobile terminal with the same. The display device comprises: a cover plate and an enclosure, wherein the cover plate is arranged on a front surface of the enclosure, a display window is formed on the cover plate, and a through hole is formed on the enclosure; a display screen, wherein the display screen is arranged between the cover plate and the enclosure and is arranged to align to the display window; a flexible circuit board, wherein a first end of the flexible circuit board is connected with the display screen, a second end of the flexible circuit board penetrates through the through hole to be bent towards the back of the enclosure, and a groove is formed in the bent part of the flexible circuit board; and a driving chip, wherein the driving chip is arranged on the flexible circuit board and is electrically connected with the flexible circuit board, and the driving chip is located on the back of the enclosure. According to the display device disclosed by the invention, since the groove is formed in the bent part of the flexible circuit board, the internal bending stress generated when the flexible circuit board is bent can be effectively reduced, thereby being conducive to prolonging the service life of the flexible circuit board and avoiding the failure of the driving chip.
Description
Technical field
The present invention relates to mobile device technical field, especially relate to a kind of display unit and there is its mobile terminal.
Background technology
Point out in correlation technique, display screen outlet generally adopts flexible PCB.When flexible PCB bends in a display device, bending internal stress is very large, and easily damage, the damage of flexible PCB easily causes the inefficacy of driving chip.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, the present invention proposes a kind of display unit, effectively can reduce bending internal stress during flexible PCB bending, thus is conducive to the useful life of improving flexible PCB, avoids the inefficacy of driving chip to a certain extent.
The present invention also proposes a kind of mobile terminal, comprises above-mentioned display unit.
According to the display unit of the embodiment of the present invention, comprise cover plate and casing, described cover plate is located on the front surface of described casing, and described cover plate is provided with display window, and described casing is provided with through hole; Display screen, described display screen to be located between described cover plate and described casing and just to arrange described display window; Flexible PCB, the first end of described flexible PCB is connected with described display screen, and the second end of described flexible PCB is through described through hole to bend towards the back of described casing, and the kink of described flexible PCB is provided with groove; Driving chip, described driving chip to be located on described flexible PCB and to be electrically connected with described flexible PCB, and described driving chip is positioned at the back of described casing.
According to the display unit of the embodiment of the present invention, by the kink at flexible PCB, groove is set, effectively can reduce bending internal stress during flexible PCB bending, thus be conducive to the useful life of improving flexible PCB, avoid the inefficacy of driving chip to a certain extent.
According to some embodiments of the present invention, described groove runs through described flexible PCB on the thickness direction of described flexible PCB.
According to some embodiments of the present invention, described groove extends to the end face of described second end of described flexible PCB.
According to some embodiments of the present invention, the first end of described flexible PCB is connected with the end on the length direction of described display screen.
According to some embodiments of the present invention, the back of described casing is provided with the operator guards played a protective role to described driving chip.
Further, described operator guards limits the protection through hole running through described operator guards at fore-and-aft direction, described driving chip is positioned at described protection through hole.
Further, on the length direction and/or Width of described through hole, the projection on the housing of described operator guards covers described through hole.
Further, described operator guards is fixing on the housing by fixture.
Alternatively, described fixture is screw.
According to the mobile terminal of the embodiment of the present invention, comprise above-mentioned display unit.
According to the mobile terminal of the embodiment of the present invention, by arranging above-mentioned display unit, the useful life of improving flexible PCB can be conducive to, avoid the inefficacy of driving chip to a certain extent, thus be conducive to the useful life of improving mobile terminal.
Accompanying drawing explanation
Fig. 1 is display screen according to some embodiments of the invention and the joint structure of flexible circuit boards schematic diagram being in bending state;
Fig. 2 is display screen according to some embodiments of the invention and the joint structure of flexible circuit boards schematic diagram being in deployed condition;
Fig. 3 is the structural representation of display unit according to some embodiments of the invention;
Fig. 4 is the cross-sectional schematic of the part-structure of display unit according to some embodiments of the invention;
Fig. 5 is the decomposing schematic representation of display unit according to some embodiments of the invention.
Reference numeral:
Display unit 100;
Cover plate 1;
Casing 2; Through hole 21;
Display screen 3;
Flexible PCB 4; First end 41; Second end 42; Kink 43; Groove 431;
Driving chip 5; Operator guards 6; Protection through hole 61;
Fixture 7; Adhesive-layer 8.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " length ", " width ", " thickness ", "front", "rear", " vertically ", " level ", " top ", " end " " interior ", " outward " etc. instruction orientation or position relationship be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection or each other can communication; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary indirect contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
Describe the display unit 100 according to the embodiment of the present invention below with reference to Fig. 1-Fig. 5, display unit 100 can be used on mobile terminals.Such as, mobile terminal can be mobile phone, computer and panel computer etc.
As Figure 3-Figure 4, according to the display unit 100 of the embodiment of the present invention, can comprise: cover plate 1, casing 2, display screen 3, flexible PCB 4 and driving chip 5.
Particularly, cover plate 1 is located on the front surface of casing 2.Such as, as shown in Figure 5, cover plate 1 can be pasted onto on the front surface of casing 2 by adhesive-layer 8.Certainly, the present invention is not limited thereto, in other embodiments, cover plate 1 can also be fixed on the front surface of casing 2 by other means, such as buckle connection or screw connection etc.
As shown in Figure 3-Figure 5, display screen 3 is located between cover plate 1 and casing 2.Such as, on the rear surface that first display screen 3 can be fixed on cover plate 1 (such as, be pasted onto by Optical transparent adhesive on the rear surface of cover plate 1), the front surface that display screen 3 is fixed on casing 2 again with cover plate 1 is subsequently located between cover plate 1 and casing 2 to realize display screen 3.Or first display screen 3 can also be fixed on the front surface of casing 2, be located between cover plate 1 and casing 2 to realize display screen 3 by cover plate 1 is fixed on casing 2 subsequently.Certainly.The present invention is not limited thereto, in other embodiments, display screen 3 can also be fixed on cover plate 1 and casing 2 simultaneously, and display screen 3 is between cover plate 1 and casing 2.
Be understandable that, above-mentioned " front " and " afterwards " direction are two relative directions, and are schematically illustrating with reference to the accompanying drawings, and those skilled in the art can not be understood as one restriction of the present invention.
Cover plate 1 is provided with display window, and display screen 3 is just arranged display window, and thus, on display screen 3, the information of display presents to user by display window.
As Figure 1-Figure 5, casing 2 is provided with through hole 21, and the first end 41 of flexible PCB 4 is connected with display screen 3, the second end 42 of flexible PCB 4 through the through hole 21 on casing 2 to bend towards the back of casing 2.Thus, when display unit 100 is with time on mobile terminals, by making the second end 42 of flexible PCB 4 through the through hole 21 on casing 2 to bend towards the back of casing 2, other circuit can being convenient to the partially flexible circuit board 4 and mobile terminal being positioned at casing 2 back is electrically connected, with the electrical connection between other circuit realizing display screen 3 and mobile terminal.
Driving chip 5 to be located on flexible PCB 4 and to be electrically connected with flexible PCB 4, thus, when display unit 100 is with time on mobile terminals, display screen 3 is electrically connected with other circuit of mobile terminal by flexible PCB 4 on the one hand, display screen 3 can be driven to present different information to user on the other hand from the driving chip 5 that flexible PCB 4 is electrically connected.
Driving chip 5 is positioned at the back of casing 2.Such as, driving chip 5 is positioned at the second end 42 of flexible PCB 4.Thus, structure is simple, and is convenient to the setting to driving chip 5.
As shown in Figure 1, Figure 2 with shown in Fig. 5, the kink 43 of flexible PCB 4 is provided with groove 431, thus, be located at the groove 431 on kink 43, effectively can reduce bending internal stress when flexible PCB 4 bends, thus be conducive to the useful life of improving flexible PCB 4, avoid the inefficacy of driving chip 5 to a certain extent.
According to the display unit 100 of the embodiment of the present invention, by arranging groove 431 on the kink 43 of flexible PCB 4, effectively can reduce bending internal stress when flexible PCB 4 bends, thus be conducive to the useful life of improving flexible PCB 4, avoid the inefficacy of driving chip 5 to a certain extent.
According to some embodiments of the present invention, groove 431 runs through flexible PCB 4 on the thickness direction of flexible PCB 4, thus, be conducive to reducing bending internal stress when flexible PCB 4 bends further, thus be conducive to the useful life of improving flexible PCB 4 further, avoid the inefficacy of driving chip 5.
Alternatively, groove 431 extends to the end face of the second end 42 of flexible PCB 4, that is, groove 431 extends to the end face (i.e. the end face of contiguous kink 43) of the second end 42 on kink 43, thus, not only structure is simple, and is conducive to reducing bending internal stress when flexible PCB 4 bends further, thus be conducive to the useful life of improving flexible PCB 4 further, avoid the inefficacy of driving chip 5.
In some embodiments of the invention, as shown in Figure 2, the first end 41 of flexible PCB 4 is connected with the end on the length direction of display screen 3, and thus, structure is simple.Certainly, the present invention is not limited thereto, in other embodiments, the first end 41 of flexible PCB 4 can also be connected with the end on the Width of display screen 3.
In some embodiments of the invention, as shown in Figure 3-Figure 5, the back of casing 2 is provided with operator guards 6, thus plays a protective role to driving chip 5, avoids driving chip 5 damage in use and inefficacy.
Particularly; as shown in Figure 5; operator guards 6 limits the protection through hole 61 running through operator guards 6 at fore-and-aft direction; driving chip 5 is positioned at protection through hole 61; thus; in the use procedure of display unit 100; protection through hole 61 is positioned to protect through hole 61 by spacing for driving chip 5 by making driving chip 5; driving chip 5 can be avoided to rock in display unit 100 or with display unit 100 other structural collision; thus driving chip 5 is played a protective role; extend the useful life of driving chip 5, avoid damage or the inefficacy of driving chip.
Particularly, on the length direction and/or Width of through hole 21, the projection of operator guards 6 on casing 2 covers through hole 21, and that is, on the length direction and Width of through hole 21, the projection of operator guards 6 on casing 2 covers through hole 21; Or at the length direction of through hole 21, the projection of operator guards 6 on casing 2 covers through hole 21; Or on the Width of through hole 21, the projection of operator guards 6 on casing 2 covers through hole 21.Such as, as shown in Figure 3 and Figure 5, on the length direction of through hole 21, the projection of operator guards 6 covers through hole 21, and on the Width of through hole 21, the projection section of operator guards 6 covers through hole 21.Thus; protect on the basis of driving chip 5 at operator guards 6; also help at least both sides operator guards 6 being reliably fixed on through hole 21; thus be conducive to improving the intensity of casing 2 and the bonding strength between casing 2 and protective cradle, avoid weakening of the intensity of the casing 2 caused because arranging through hole 21 on casing 2.
Alternatively, operator guards 6 is fixed on casing 2 by fixture 7, thus realizes reliably fixing so that the reliably protecting of operator guards 6 pairs of driving chip 5 between operator guards 6 and casing 2.As shown in Figure 3 and Figure 5, operator guards 6 is fixed on casing 2 by multiple fixture 7 (such as 5).
Alternatively, fixture 7 is screw, certainly, the present invention is not limited thereto, and in other embodiments, fixture can also be other fixture such as screw or buckle etc.
Below with reference to Fig. 1-Fig. 5, the structure of the display unit 100 of the present invention's specific embodiment is described in detail.
As Figure 3-Figure 4, the display unit 100 in the present embodiment comprises: cover plate 1, casing 2, display screen 3, flexible PCB 4 and driving chip 5.
Particularly, display screen 3 is pasted onto on the rear surface of cover plate 1 by Optical transparent adhesive, and cover plate 1 is pasted onto on the front surface of casing 2 by adhesive-layer 8, and display screen 3 is between cover plate 1 and casing 2.
Cover plate 1 is provided with display window, and display screen 3 is just arranged display window, and thus, on display screen 3, the information of display presents to user by display window.
As Figure 1-Figure 5, casing 2 is provided with through hole 21, and the first end 41 of flexible PCB 4 is connected with the end on the length direction of display screen 3, the second end 42 of flexible PCB 4 through the through hole 21 on casing 2 to bend towards the back of casing 2.Driving chip 5 to be located on flexible PCB 4 and to be electrically connected with flexible PCB 4, and driving chip 5 is positioned at the back of casing 2.Thus, structure is simple, and is convenient to the setting to driving chip 5.
As shown in Figure 1, Figure 2 with shown in Fig. 5, the kink 43 of flexible PCB 4 is provided with groove 431, and groove 431 runs through flexible PCB 4 on the thickness direction of flexible PCB 4, and groove 431 extends to the end face of the second end 42 of flexible PCB 4.
As shown in Figure 3-Figure 5, the back of casing 2 is provided with the operator guards 6 shielded to driving chip 5, operator guards 6 limits the protection through hole 61 running through operator guards 6 at fore-and-aft direction, driving chip 5 is positioned at protection through hole 61, thus, in display unit 100 in use, protection through hole 61 is positioned to protect through hole 61 by spacing for driving chip 5 by making driving chip 5, driving chip 5 can be avoided to rock in display unit 100 or with other structural collision of display unit 100, thus driving chip 5 is played a protective role, extend the useful life of driving chip 5, avoid damage or the inefficacy of driving chip 5.
Operator guards 6 is fixed on casing 2 by screw 7.As shown in Figure 3 and Figure 5, on the length direction of through hole 21, the projection of operator guards 6 covers through hole 21, and on the Width of through hole 21, the projection section of operator guards 6 covers through hole 21.Thus; operator guards 6 can be fixed on the both sides on the length direction of through hole 21; protect on the basis of driving chip 5 making operator guards 6; also helping and improve the intensity of casing 2 and the bonding strength between casing 2 and protective cradle, avoiding weakening of the intensity of the casing 2 caused because arranging through hole 21 on casing 2.
According to the mobile terminal of the embodiment of the present invention, comprise above-mentioned display unit 100.
According to the mobile terminal of the embodiment of the present invention, by arranging above-mentioned display unit 100, the useful life of improving flexible PCB 4 can be conducive to, avoid the inefficacy of driving chip 5, thus be conducive to the useful life of improving mobile terminal.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this specification or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (10)
1. a display unit, is characterized in that, comprising:
Cover plate and casing, described cover plate is located on the front surface of described casing, and described cover plate is provided with display window, and described casing is provided with through hole;
Display screen, described display screen to be located between described cover plate and described casing and just to arrange described display window;
Flexible PCB, the first end of described flexible PCB is connected with described display screen, and the second end of described flexible PCB is through described through hole to bend towards the back of described casing, and the kink of described flexible PCB is provided with groove;
Driving chip, described driving chip to be located on described flexible PCB and to be electrically connected with described flexible PCB, and described driving chip is positioned at the back of described casing.
2. display unit according to claim 1, is characterized in that, described groove runs through described flexible PCB on the thickness direction of described flexible PCB.
3. display unit according to claim 1 and 2, is characterized in that, described groove extends to the end face of described second end of described flexible PCB.
4. display unit according to claim 1, is characterized in that, the first end of described flexible PCB is connected with the end on the length direction of described display screen.
5. display unit according to claim 1, is characterized in that, the back of described casing is provided with the operator guards played a protective role to described driving chip.
6. display unit according to claim 5, is characterized in that, described operator guards limits the protection through hole running through described operator guards at fore-and-aft direction, and described driving chip is positioned at described protection through hole.
7. display unit according to claim 5, is characterized in that, on the length direction and/or Width of described through hole, the projection on the housing of described operator guards covers described through hole.
8. display unit according to claim 5, is characterized in that, described operator guards is fixing on the housing by fixture.
9. display unit according to claim 8, is characterized in that, described fixture is screw.
10. a mobile terminal, is characterized in that, comprises the display unit according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610071140.7A CN105554198A (en) | 2016-02-01 | 2016-02-01 | Display device and mobile terminal with the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610071140.7A CN105554198A (en) | 2016-02-01 | 2016-02-01 | Display device and mobile terminal with the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105554198A true CN105554198A (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610071140.7A Pending CN105554198A (en) | 2016-02-01 | 2016-02-01 | Display device and mobile terminal with the same |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105934130A (en) * | 2016-06-28 | 2016-09-07 | 广东欧珀移动通信有限公司 | PCB (Printed Circuit Board) and mobile terminal provided with same |
| CN106297561A (en) * | 2016-09-09 | 2017-01-04 | 广东欧珀移动通信有限公司 | Display screen structure and mobile terminal device |
| CN108010436A (en) * | 2016-10-28 | 2018-05-08 | 三星显示有限公司 | Display device |
| CN109300404A (en) * | 2018-11-30 | 2019-02-01 | 云谷（固安）科技有限公司 | A kind of display panel and display device |
| CN110335539A (en) * | 2019-06-10 | 2019-10-15 | 无锡小天鹅电器有限公司 | Display screen and electric appliance |
| CN110570759A (en) * | 2019-08-09 | 2019-12-13 | 华为技术有限公司 | Touch screen, screen module and electronic equipment |
| WO2020133905A1 (en) * | 2018-12-29 | 2020-07-02 | Oppo广东移动通信有限公司 | Mobile terminal |
| WO2020199518A1 (en) * | 2019-03-29 | 2020-10-08 | 武汉华星光电技术有限公司 | Display panel and fabrication method therefor |
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| WO2020199518A1 (en) * | 2019-03-29 | 2020-10-08 | 武汉华星光电技术有限公司 | Display panel and fabrication method therefor |
| CN110335539A (en) * | 2019-06-10 | 2019-10-15 | 无锡小天鹅电器有限公司 | Display screen and electric appliance |
| CN110570759A (en) * | 2019-08-09 | 2019-12-13 | 华为技术有限公司 | Touch screen, screen module and electronic equipment |
| CN110570759B (en) * | 2019-08-09 | 2021-02-09 | 华为技术有限公司 | Touch screen, screen module and electronic equipment |
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Application publication date: 20160504 |