CN104485055A - Auxiliary spreading device for flexible screen - Google Patents
Auxiliary spreading device for flexible screen Download PDFInfo
- Publication number
- CN104485055A CN104485055A CN201410840068.0A CN201410840068A CN104485055A CN 104485055 A CN104485055 A CN 104485055A CN 201410840068 A CN201410840068 A CN 201410840068A CN 104485055 A CN104485055 A CN 104485055A
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- China
- Prior art keywords
- belt
- driving
- flexible screen
- step motor
- expanding unit
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- 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
- G09F9/301—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 flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Escalators And Moving Walkways (AREA)
- Toys (AREA)
Abstract
The invention discloses an auxiliary spreading device for a flexible screen. The device comprises the flexible screen, a support plate, at least two transmission belts and stepper motors in a number which is the same as that of the transmission belts, wherein the support plate comprises two flat plates which are stacked and a bent section for connecting the two flat plates; the flexible screen is fixedly arranged on the inner surfaces of the two flat plates and the bent section; the stepper motors are fixedly arranged on the outer surface of one flat plate; one end of each transmission belt is fixedly arranged on the outer surface of the other flat plate, and the other ends of the transmission belts are arranged to span across the bent section and be movably connected with the stepper motors, and are driven by the stepper motors to move along the extension directions of the transmission belts. According to the auxiliary spreading device, the flexible screen can be automatically and gradually spread under the movement traction of the transmission belts, and can be kept in a spread state all the time.
Description
Technical field
The present invention relates to a kind of auxiliary expanding unit of flexible screen.
Background technology
Flexible screen is a kind of flexible and good light and thin type display screen of pliability, and along with the development of mobile electronic device, LCD display field now enters the flexible screen epoch now, and each major company releases oneself flexible screen technology and equipment one after another.
Common LCD display, as TFT (Thin Film Transistor, thin film transistor (TFT)) screen, it is graded by watch crystal and back light part and forms, and its material itself is all hard, can not be used as flexible screen and use.And AMOLED (Active Matrix/Organic Light Emitting Diode, active matrix organic light-emitting diode (AMOLED) panel) screen, it adopts autoluminescence technology, there is no backlight material, as long as so enclose flexible material on AMOLED screen, the flexible screen of AMOLED can be made completely.
But, due to the flexible nature of flexible screen self, be generally manually flexible screen is launched in use, and the flexible screen after launching also is difficult to rest on deployed condition, and can little by little automatically bend, visible, existing flexible screen is difficult to launch and be difficult to maintain normal using state.
Summary of the invention
The technical problem to be solved in the present invention is difficult to launch and the defect being difficult to maintain normal using state after expansion to overcome flexible screen of the prior art, provides a kind of auxiliary expanding unit of flexible screen.
The present invention is solved the problems of the technologies described above by following technical proposals:
A kind of auxiliary expanding unit of flexible screen, its feature is, comprise a flexible screen, one back up pad, at least two driving-belts and the step motor identical with driving-belt quantity, described back up pad comprises the two dull and stereotyped bending sections being connected described two flat boards with stacked, described flexible screen is fixedly arranged on the inside surface of described two flat boards and described bending section, described step motor is fixedly arranged on outside surface dull and stereotyped described in, one end of described driving-belt is fixedly arranged on outside surface dull and stereotyped described in another, the other end of described driving-belt is disposed across described bending section and is flexibly connected with described step motor, and move along the bearing of trend of described driving-belt under the driving of described step motor.
In this programme, flexible screen can apply on some terminal devices, terminal device passes through the control mode control step motor starting of software or hardware, one end due to driving-belt is fixing, therefore, the other end of driving-belt moves under the driving of step motor, in the mobile distraction procedure of driving-belt, this other end of driving-belt can produce the tractive force that the flat board stacked can be launched, until two flat boards are expanded to same plane.Therefore without the need to manually the flexible screen on flat board being launched, in addition, by the flexible connection of step motor and driving-belt, the flexible screen after launching is made no longer automatically to return to initial case of bending, and deployed condition can be maintained always, provide great convenience when using flexible screen to user.
Preferably, described step motor comprises a gear shaft, and described driving-belt is the tooth bar that a part has tooth, and described gear shaft matches with the tooth of described tooth bar.
Preferably, described driving-belt is provided with a cushion block between described step motor active connection place and described flat board.
Wherein, cushion block is used for driving-belt is padded, to make driving-belt to be parallel to dull and stereotyped planar movement, in addition, can also increase the friction between driving-belt and flat board, with further by a certain position of the other end fixed bit of driving-belt at flat board.
Preferably, a steel disc is provided with in described driving-belt.Steel disc can be arranged on the bottom of the inner side of driving-belt, to strengthen the intensity of driving-belt, and can along with the movement of driving-belt self bending repeatedly.
Preferably, the thickness of described steel disc is 0.1 ~ 0.15mm.
Preferably, the top of described driving-belt is covered with some fixed covers.Fixed cover is used for driving-belt can stably be moved along a fixed route when mobile, and can not produce skew.
Preferably, be can bending material for described driving-belt and described bending section.
Preferably, described driving-belt is polypropylene material, and described bending section is TPU (Thermoplasticpolyurethanes, Polyurethane Thermoplastic Elastomer rubber) material.
Positive progressive effect of the present invention is: the present invention is by being arranged in a back up pad by flexible screen, and the step motor arranged by the back up pad back side and driving-belt, the flexible screen stacked automatically can be opened gradually under the mobile traction of driving-belt, and flexible screen can be made always to maintain open mode.
Accompanying drawing explanation
Fig. 1 is the stereographic map that the flexible screen of the auxiliary expanding unit of one embodiment of the invention flexible screen is in superposed state.
Fig. 2 is the enlarged drawing of the sweep of Fig. 1 of the present invention.
Fig. 3 is the stereographic map of Fig. 1 of the present invention at another visual angle.
Fig. 4 is the front view that the flexible screen of the auxiliary expanding unit of one embodiment of the invention flexible screen is in original state.
Fig. 5 is the front view that the flexible screen of the auxiliary expanding unit of one embodiment of the invention flexible screen is in part deployed condition.
Fig. 6 is the front view that the flexible screen of the auxiliary expanding unit of one embodiment of the invention flexible screen is in complete deployed condition.
Embodiment
Mode below by embodiment further illustrates the present invention, but does not therefore limit the present invention among described scope of embodiments.
The present embodiment provides a kind of auxiliary expanding unit of flexible screen, this device is located on mobile terminal, as Figure 1-3, comprise a flexible screen 1, one back up pad, two driving-belts 3 and two step motor 4, described back up pad comprises two flat boards 20 stacked, 22 bending sections 21 being connected described two flat boards with, described flexible screen 1 is fixedly arranged on the inside surface of described two flat boards and described bending section, described step motor is fixedly arranged on the outside surface of described in dull and stereotyped 20, one end of described driving-belt is fixedly arranged on the outside surface of described in another dull and stereotyped 22, the other end of described driving-belt is disposed across described bending section and is flexibly connected with described step motor, and move along the bearing of trend of described driving-belt under the driving of described step motor.
Particularly, described step motor 4 comprises a gear shaft 40, and described driving-belt is the tooth bar that a part has tooth, and described gear shaft matches with the tooth of described tooth bar.Described driving-belt 3 is provided with a cushion block 5 between described step motor 4 active connection place and described dull and stereotyped 20.
The bottom of the inner side of described driving-belt 3 is provided with the steel disc 30 that thickness is 0.1mm.The top of described driving-belt 3 is covered with 3 fixed covers 31.Described driving-belt 3 is polypropylene material, and described bending section 21 is TPU material.Described dull and stereotyped 20,22 be common PC (Polycarbonate, polycarbonate) material.
When flexible screen is launched, mobile terminal arranges a triggering key or by the CPU transmission start instruction to mobile terminal of the mode of software control, CPU accepts after instruction through operational analysis, the size of the electric current of step motor is flowed through by internal circuit setting, to drive step motor action, and the size of the rotating speed of the gear shaft of control step motor, thus control the translational speed of the tooth bar coordinated with gear shaft.
As Figure 4-Figure 6, the toothed one end of tooth bar is moved to the left, and is applied to the tractive force of dull and stereotyped 22 oblique direction, and two flat boards 20,22 stacked are unfolded, until flat as shown in Figure 5 in dull and stereotyped 22 processes of moving obliquely.Because flexible screen is fixedly arranged on the inside surface of back up pad, therefore flexible screen is also launched along with the expansion of flat board, thus achieve the Automatic-expanding of flexible screen, due to rack and pinion axle close fit, make the flexible screen after launching can maintain open mode always, and no longer automatically return to case of bending, and only have and just can get back to case of bending by External Force Acting, prevent the bounce-back of flexible screen as seen.
Although the foregoing describe the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present invention and essence, can make various changes or modifications to these embodiments, but these change and amendment all falls into protection scope of the present invention.
Claims (8)
1. the auxiliary expanding unit of a flexible screen, it is characterized in that, comprise a flexible screen, one back up pad, at least two driving-belts and the step motor identical with driving-belt quantity, described back up pad comprises the two dull and stereotyped bending sections being connected described two flat boards with stacked, described flexible screen is fixedly arranged on the inside surface of described two flat boards and described bending section, described step motor is fixedly arranged on outside surface dull and stereotyped described in, one end of described driving-belt is fixedly arranged on outside surface dull and stereotyped described in another, the other end of described driving-belt is disposed across described bending section and is flexibly connected with described step motor, and move along the bearing of trend of described driving-belt under the driving of described step motor.
2. auxiliary expanding unit as claimed in claim 1, it is characterized in that, described step motor comprises a gear shaft, and described driving-belt is the tooth bar that a part has tooth, and described gear shaft matches with the tooth of described tooth bar.
3. auxiliary expanding unit as claimed in claim 1, it is characterized in that, described driving-belt is provided with a cushion block between described step motor active connection place and described flat board.
4. auxiliary expanding unit as claimed in claim 1, is characterized in that, be provided with a steel disc in described driving-belt.
5. auxiliary expanding unit as claimed in claim 4, it is characterized in that, the thickness of described steel disc is 0.1 ~ 0.15mm.
6. auxiliary expanding unit as claimed in claim 1, it is characterized in that, the top of described driving-belt is covered with some fixed covers.
7. as the auxiliary expanding unit in claim 1-6 as described in any one, it is characterized in that, described driving-belt and described bending section are can bending material.
8. auxiliary expanding unit as claimed in claim 7, it is characterized in that, described driving-belt is polypropylene material, and described bending section is TPU material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410840068.0A CN104485055B (en) | 2014-12-24 | 2014-12-24 | Auxiliary spreading device for flexible screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410840068.0A CN104485055B (en) | 2014-12-24 | 2014-12-24 | Auxiliary spreading device for flexible screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104485055A true CN104485055A (en) | 2015-04-01 |
| CN104485055B CN104485055B (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410840068.0A Active CN104485055B (en) | 2014-12-24 | 2014-12-24 | Auxiliary spreading device for flexible screen |
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| CN (1) | CN104485055B (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066721A (en) * | 2015-04-24 | 2016-11-02 | 三星显示有限公司 | Display device |
| CN106205390A (en) * | 2016-07-08 | 2016-12-07 | 广东欧珀移动通信有限公司 | A kind of control method of electronic device and electronic equipment |
| CN106640934A (en) * | 2015-07-21 | 2017-05-10 | 联想(北京)有限公司 | Coating mechanism and electronic device with coating mechanism |
| CN106875846A (en) * | 2016-12-30 | 2017-06-20 | 深圳天珑无线科技有限公司 | The adjustment mechanism and flexible display apparatus of a kind of flexible screen |
| CN107195250A (en) * | 2017-06-02 | 2017-09-22 | 合肥市惠科精密模具有限公司 | A kind of display screen of auto-folder |
| CN107369384A (en) * | 2017-06-21 | 2017-11-21 | 合肥市惠科精密模具有限公司 | A kind of display screen auto-folder system |
| CN107870724A (en) * | 2017-11-07 | 2018-04-03 | 广东欧珀移动通信有限公司 | Display screen method of deploying, device and terminal |
| CN107943374A (en) * | 2017-12-14 | 2018-04-20 | 维沃移动通信有限公司 | The startup method and collapsible terminal of application program in collapsible terminal |
| CN108922408A (en) * | 2018-09-19 | 2018-11-30 | 云谷（固安）科技有限公司 | A kind of foldable support device and foldable flexible display device |
| WO2019174242A1 (en) * | 2018-03-12 | 2019-09-19 | 深圳市柔宇科技有限公司 | Bendable device, housing, and electronic device |
| CN111615277A (en) * | 2019-02-25 | 2020-09-01 | Oppo广东移动通信有限公司 | Rotating device, shell and electronic device |
| CN112040033A (en) * | 2019-06-03 | 2020-12-04 | 北京小米移动软件有限公司 | Terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066721B (en) * | 2015-04-24 | 2021-01-01 | 三星显示有限公司 | Display device |
| CN106066721A (en) * | 2015-04-24 | 2016-11-02 | 三星显示有限公司 | Display device |
| CN106640934B (en) * | 2015-07-21 | 2019-09-24 | 联想(北京)有限公司 | Coat mechanism and the electronic equipment with this cladding mechanism |
| CN106640934A (en) * | 2015-07-21 | 2017-05-10 | 联想(北京)有限公司 | Coating mechanism and electronic device with coating mechanism |
| CN106205390B (en) * | 2016-07-08 | 2018-03-27 | 广东欧珀移动通信有限公司 | A kind of electronic equipment control method and electronic equipment |
| US10621894B2 (en) | 2016-07-08 | 2020-04-14 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method and apparatus for controlling flexible screen, and electronic device |
| CN106205390A (en) * | 2016-07-08 | 2016-12-07 | 广东欧珀移动通信有限公司 | A kind of control method of electronic device and electronic equipment |
| US10650709B2 (en) | 2016-07-08 | 2020-05-12 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method and apparatus for controlling flexible screen, and electronic device |
| CN106875846A (en) * | 2016-12-30 | 2017-06-20 | 深圳天珑无线科技有限公司 | The adjustment mechanism and flexible display apparatus of a kind of flexible screen |
| CN107195250A (en) * | 2017-06-02 | 2017-09-22 | 合肥市惠科精密模具有限公司 | A kind of display screen of auto-folder |
| CN107369384A (en) * | 2017-06-21 | 2017-11-21 | 合肥市惠科精密模具有限公司 | A kind of display screen auto-folder system |
| CN107870724A (en) * | 2017-11-07 | 2018-04-03 | 广东欧珀移动通信有限公司 | Display screen method of deploying, device and terminal |
| CN107943374A (en) * | 2017-12-14 | 2018-04-20 | 维沃移动通信有限公司 | The startup method and collapsible terminal of application program in collapsible terminal |
| WO2019174242A1 (en) * | 2018-03-12 | 2019-09-19 | 深圳市柔宇科技有限公司 | Bendable device, housing, and electronic device |
| WO2020057032A1 (en) * | 2018-09-19 | 2020-03-26 | 云谷（固安）科技有限公司 | Foldable support device and foldable flexible display device |
| CN108922408A (en) * | 2018-09-19 | 2018-11-30 | 云谷（固安）科技有限公司 | A kind of foldable support device and foldable flexible display device |
| US11086356B2 (en) | 2018-09-19 | 2021-08-10 | Yungu (Gu'an) Technology Co., Ltd. | Foldable support device and foldable flexible display device |
| CN108922408B (en) * | 2018-09-19 | 2024-02-27 | 云谷（固安）科技有限公司 | Foldable supporting device and foldable flexible display device |
| CN111615277A (en) * | 2019-02-25 | 2020-09-01 | Oppo广东移动通信有限公司 | Rotating device, shell and electronic device |
| CN111615277B (en) * | 2019-02-25 | 2021-11-05 | Oppo广东移动通信有限公司 | Rotating device, shell and electronic device |
| CN112040033A (en) * | 2019-06-03 | 2020-12-04 | 北京小米移动软件有限公司 | Terminal |
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| CN104485055B (en) | 2017-02-22 |
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Address after: 201203 Shanghai city Pudong New Area Zhangjiang Keyuan Road No. 399 Building No. 1 Applicant after: HUAQIN TELECOM TECHNOLOGY Co.,Ltd. Address before: 201203 Shanghai city Pudong New Area Zhangjiang Keyuan Road No. 399 Building No. 1 Applicant before: SHANGHAI HUAQIN TELECOM TECHNOLOGY Co.,Ltd. |
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Address after: Building 1, No. 399 Keyuan Road, Zhangjiang hi tech park, Pudong New Area, Shanghai, 201203 Patentee after: Huaqin Technology Co.,Ltd. Address before: Building 1, No. 399 Keyuan Road, Zhangjiang hi tech park, Pudong New Area, Shanghai, 201203 Patentee before: Huaqin Technology Co.,Ltd. |
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Address after: Building 1, No. 399 Keyuan Road, Zhangjiang hi tech park, Pudong New Area, Shanghai, 201203 Patentee after: Huaqin Technology Co.,Ltd. Address before: 201203 Building 1, 399 Zhangyuan Road, Zhangjiang, Pudong New Area, Shanghai Patentee before: HUAQIN TELECOM TECHNOLOGY Co.,Ltd. |
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