CN106504648B - It is a kind of for protecting the chain assembly and flexible display device of flexible screen - Google Patents

It is a kind of for protecting the chain assembly and flexible display device of flexible screen Download PDF

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Publication number
CN106504648B
CN106504648B CN201611036581.XA CN201611036581A CN106504648B CN 106504648 B CN106504648 B CN 106504648B CN 201611036581 A CN201611036581 A CN 201611036581A CN 106504648 B CN106504648 B CN 106504648B
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China
Prior art keywords
groove
chain
pin shaft
radius
protrusion
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CN201611036581.XA
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CN106504648A (en
Inventor
刘燕华
陈晓和
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Tianma Microelectronics Co Ltd
Wuhan Tianma Microelectronics Co Ltd
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Tianma Microelectronics Co Ltd
Shanghai Tianma AM OLED Co Ltd
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Priority to CN201611036581.XA priority Critical patent/CN106504648B/en
Publication of CN106504648A publication Critical patent/CN106504648A/en
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating 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
    • G09F9/301Indicating 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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  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)

Abstract

The present invention provides a kind of for protecting the chain assembly and flexible display device of flexible screen, the chain assembly includes the chain structure as made of multiple chain link tandem arrays, the chain link is Y type symmetrical structure, including the pin hole on the protruding portion of tail portion and the pin shaft being clamped between stem a pair of trunnion, protrusion is equipped on the inside of the pin hole, the groove with the male cooperation is equipped on the outside of the pin shaft, chain structure is set to realize fixed or curved state by evolution of the protrusion in the groove, the flexible display device includes flexible display screen and the chain assembly for being used to protect flexible screen.

Description

It is a kind of for protecting the chain assembly and flexible display device of flexible screen
Technical field
The present invention relates to display equipment technical fields, in particular to a kind of for protecting the chain assembly of flexible screen And flexible display device.
Background technique
With the development of flexible display technologies, the advantages of flexible display device can be flexibly bent with it, be folded, is gradually applicable in In different occasions.User it is generally desirable in the use process of flexible display device the shape of flexible display device be maintained at a kind of Stable state, and bend flexible display device when not using flexible display device.It is soft but in real use process Property display equipment phenomena such as will appear deformation, collapsing, be difficult to keep a kind of stable state, when bending flexible display device, very It is easy to make it beyond bent range, be damaged so as to cause flexible display device because pullling or squeezing.
Summary of the invention
In view of this, the present invention proposes a kind of for protecting the chain assembly and flexible display device of flexible screen, can make soft Property display equipment keep a kind of stable state, and prevent flexible display device because exceed bent range due to damage.
The technical solution provided by the present invention is: it is a kind of for protecting the chain assembly of flexible screen, including by multiple chain links Chain structure made of tandem array;
The chain link is the symmetrical structure that Y type is presented, and is the stem of the chain link, the other end along one end of symmetrical axis direction For the tail portion of the chain link;
The stem of the chain link includes a pair of of trunnion, and the trunnion is parallel with the plane of symmetry of the excessively described symmetry axis and distinguishes position An axis cylindrical pin shaft vertical with the symmetry axis is clamped in the two sides of the plane of symmetry, between trunnion;
The tail portion of the chain link include a protruding portion, the protruding portion be equipped with a cylindrical pin hole, pin hole axis with The pin shaft axis is parallel;
It is equipped with a protrusion on the inside of the pin hole, the groove with the male cooperation is equipped on the outside of the pin shaft, it is described recessed Slot includes the first groove and the second groove;
First groove be and the matched groove of the convex shape;
Second groove is the strip groove around the pin shaft;
The chain structure includes the chain link of multiple tandem arrays each other, the pin shaft of the previous chain link pass through with The pin hole of chain link described in the latter;
The chain structure includes first state and the second state;
The first state includes that the protrusion is embedded in first groove, and the pin hole is fixed to one another with the pin shaft;
Second state includes that the protrusion is embedded in second groove, and the protrusion is in second groove With the contactless sliding of the pin shaft, the pin hole is around the pin shaft flexible rotating.
The advantages of the present patent application, is: having stationary state when can both flexible display screen be made to organize work, will not produce Life collapses or twisted phenomena, it can also be ensured that flexible display device will not make roll angle beyond Flexible Displays when crimping bending Shield bent range, flexible display device is avoided to damage because pullling or squeezing.
Detailed description of the invention
Fig. 1 is that a kind of chain assembly provided according to embodiments of the present invention is in the partial schematic diagram of bending state;
Fig. 2 is a kind of schematic perspective view of the single chain link of the chain assembly provided according to embodiments of the present invention;
Fig. 3 is a kind of top view of the single chain link of the chain assembly provided according to embodiments of the present invention;
Fig. 4 is a kind of connection schematic diagram of two chain links of the chain assembly provided according to embodiments of the present invention;
Fig. 5 is the face the A-A cross-sectional view of a chain link in Fig. 3;
Fig. 6 is the junction face the B-B cross-sectional view of two chain links in Fig. 4;
Fig. 7 is the partial enlarged view of the junction face the B-B cross-sectional view of two chain links in Fig. 6;
Fig. 8 is the C direction schematic diagram of single chain link in Fig. 3;
Fig. 9 is that a kind of chain assembly provided according to embodiments of the present invention is in the partial schematic diagram of linear state.
Specific embodiment
To make the above purposes, features and advantages of the invention more obvious and understandable, below in conjunction with attached drawing and implementation The present invention will be further described for example.
It should be noted that elaborating detail in the following description to fully understand the present invention.But this hair Bright to be different from other way described herein with a variety of and be implemented, those skilled in the art can be without prejudice in the present invention Similar popularization is done in the case where culvert.Therefore the present invention is not limited by following public specific embodiment.
Present invention firstly provides a kind of for protecting the chain assembly of flexible screen, as shown in Figure 1, mentioning for the embodiment of the present invention A kind of partial schematic diagram of the chain assembly in bending state supplied, chain assembly include as made of the linking of multiple chain links 20 Chain structure 10.
As shown in Fig. 2, for the concrete structure schematic diagram of chain link 20 single in Fig. 1, each chain link 20 has the sight that Y type is presented Face is examined, this specification is referred to as vertical view face, as shown in figure 3, overlooking face schematic diagram for single chain link, chain link 20 is left and right in the face Symmetrical structure, one end along 30 direction of symmetry axis are the stem 21 of chain link, and the other end is the tail portion 22 of chain link.
The stem 21 of chain link 20 includes a pair of of trunnion 211, and trunnion 211 is parallel with the plane of symmetry of symmetry axis 30 excessively and distinguishes position A cylindrical pin shaft 212, pin shaft axis 31 and symmetry axis are clamped between the two sides of the plane of symmetry, a pair of trunnion 211 30 is vertical.
The tail portion 22 of chain link 20 includes a protruding portion 221, and protruding portion 221 is equipped with a cylindrical pin hole 222, pin bore axis Line 32 is parallel with pin shaft axis 31.
As shown in figure 4, being a kind of two chain links of the chain assembly for protecting flexible screen provided in an embodiment of the present invention Connection schematic diagram, the pin shaft 212 of the latter chain link 201 passes through the pin hole 222 of previous chain link 202.
As shown in figure 5, for a kind of the single of the chain assembly for protecting flexible screen provided in an embodiment of the present invention in Fig. 3 The face the A-A cross-sectional view of chain link, in order to make flexible display device keep a kind of stable state, and prevents flexible display device It is damaged because exceeding bent range, a protrusion 223 is equipped on the inside of pin hole 222, protrusion 223 is hemispherical;On pin shaft 212 Equipped with the groove with 223 cooperation of protrusion, the groove includes the first groove 213 and the second groove 214;First groove 213 with it is convex It is identical to play 223 shapes, protrusion 223 can be made to be embedded in, and play the role of fixed lobe 223;Second groove 214 is around pin shaft 212 strip groove, inner wall radian is identical as raised 223 shapes, and protrusion 223 can be made to be completely embedded into, and allows protrusion 223 It is slided in the second groove 214.
As shown in fig. 6, for two of a kind of chain assembly for protecting flexible screen provided in an embodiment of the present invention in Fig. 4 The junction face the B-B cross-sectional view of chain link, pin shaft 212 pass through pin hole 222, and pin shaft 212 is equipped with first recessed with 223 cooperation of protrusion Second groove 214 of slot 213 and the strip around pin shaft 212;Second groove 214 of strip includes both ends, respectively first end 215 and second end 216, first end 215 is close to one end of the first groove 213, and second end 216 is far from the first groove 213 One end.Protrusion 223 moves to the center of circle corresponding to the circular motion that second end 216 is done through first end 215 from the first groove 213 Angle is 90 degree.Therefore, the maximum magnitude for the circular motion that protrusion 223 is done around pin shaft axis is 90 degree.
As shown in figure 8, being a kind of single chain link of the chain assembly for protecting flexible screen provided in an embodiment of the present invention C direction schematic diagram, pin shaft 212 is clamped between a pair of of trunnion 211, the first of pin shaft the first groove 213 and the second groove 214 Un-grooved part between end 215 is the first part 217 of pin shaft 212, other un-grooved parts of pin shaft 212 are second part 218。
As shown in fig. 7, being the junction partial enlarged view of two chain links shown in fig. 6, the first part 217 of pin shaft 212 Radius be the first radius R1, the radius of the second part 218 of pin shaft 212 is the second radius R2, and the first radius R1 is less than The second radius R2 not only can be convenient protrusion 223 in this way and convert position between described two grooves, but also can prevent protrusion 223 are detached from the range for allowing it to slide, i.e., the described protrusion is limited at the first groove 213, the second groove 214 and pin shaft 212 On 217 region of first part in slide and the second part 218 on pin shaft 212 cannot be slided into.
As shown in fig. 6, there is pin hole 222 third radius R3, the first radius R1 of pin shaft 212 to be greater than groove to pin shaft axis Minimum range, the third radius R3 of pin hole 222 is greater than the second radius R2 of pin shaft 212, and protrusion 223 arrives the minimum of pin hole axis Distance is less than the first radius R1 of pin shaft 212, and the first radius R1 and protrusion 223 of pin shaft 212 arrive the minimum range of pin hole axis Difference be greater than pin hole 222 third radius R3 and 212 second radius R2 of pin shaft difference, protrusion 223 arrive pin hole axis most Small distance is greater than groove to the minimum range of pin shaft axis.
Chain link described in the present embodiment is integrally formed, and has both facilitated production and processing in this way, can also prevent chain link from loosening deformation Or fall apart, to keep chain assembly stronger.
Further, the present invention provides a kind of flexible display device, protects including being used for described in flexible display screen and two The chain assembly of flexible screen.The back side of the flexible display screen is arranged in the chain assembly, and needs along flexible display screen The marginal portion of bending is arranged.
When flexible display screen is straightened in user, protrusion the first groove of insertion, pin hole is fixed to one another with pin shaft, as shown in figure 9, For the partial schematic diagram for being in linear state according to a kind of chain assembly provided in an embodiment of the present invention, chain structure 10 keeps straight Linear state.Screen edge fixation is in line when flexible display screen can be made to organize work in this way, makes flexible display screen surfacing, Twisted phenomena will not be generated, middle section will not generate and collapse.
When user wants to roll flexible display screen, protrusion is set to leave the first groove by external force, it is raised from second The first end of groove enters the second groove.Protrusion can be freely around pin slide in the second groove, the pin of previous chain link at this time Hole can realize the bending of chain structure around the pin shaft flexible rotating of the latter chain link.But the second groove allows protrusion sliding around pin shaft Range is moved less than 90 degree, therefore, the bending degree of the chain structure is in controllable range.In this way, user is easily will be flexible Display screen will not make roll angle beyond flexible display screen bent range while rolling, avoid flexible display device because drawing It pulls or squeezes and damage.
In the above-described embodiments, flexible display device can bending fold certainly can be according to tool between scheduled 90 degree Body needs to change the length of second groove, to change the flexible range of flexible display device.
In the above-described embodiments, although the protrusion is parallel to institute for the centre of sphere of hemispherical and the protrusion and pin shaft line The symmetry axis of chain link is stated, but unlike this, the shape of the protrusion may be configured as other shapes for facilitating sliding, and described convex Act other positions that may be provided at pin hole inner wall;The shape of the groove and position also change with the protrusion is corresponding, and setting exists The corresponding site of the pin shaft.
In the above-described embodiments, the flexible display device includes two chain assemblies, but unlike this, described Flexible display device may include at least one of the present invention for protecting the chain assembly of flexible screen.Can by adhesion or Chain assembly is attached to the back side of the flexible display screen or is trapped among on the outside of screen edge by the mode being mechanically fixed.In addition, institute It states chain assembly and along the flexible display screen needs the marginal portion bent setting or along being parallel to the flexible display screen The marginal portion setting for needing to bend.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention Protection scope.

Claims (10)

1. a kind of for protecting the chain assembly of flexible screen characterized by comprising
Chain structure, the chain structure include multiple chain links;
The chain link is Y type symmetrical structure, is the stem of the chain link along one end of symmetrical axis direction, and the other end is the chain link Tail portion;
The stem of the chain link includes a pair of of trunnion, and the trunnion is parallel with the plane of symmetry of the excessively described symmetry axis and is located at institute The two sides of the plane of symmetry are stated, a cylindrical pin shaft is clamped between a pair of trunnion, pin shaft axis is vertical with the symmetry axis;
The tail portion of the chain link include a protruding portion, the protruding portion be equipped with a cylindrical pin hole, pin hole axis with it is described Pin shaft axis is parallel;
A protrusion is equipped on the inside of the pin hole, the pin shaft is equipped with the groove with the male cooperation, and the groove includes First groove and the second groove;
First groove be and the matched groove of the convex shape;
Second groove is the strip groove around the pin shaft;Second groove includes first end and second end, described First end be close to first groove one end, the second end be far from first groove one end, it is described protrusion from It is 90 degree that first groove, which moves to central angle corresponding to the circular motion that the second end is done through the first end,;
The pin shaft includes the first part for the un-grooved being clipped between first groove and the first end, other un-grooveds Part is second part, and the first part has the first radius, and the second part has the second radius, first radius Less than second radius, first radius is greater than the groove to the minimum range of the pin shaft axis;
The chain structure includes the chain link of multiple tandem arrays each other, and the pin shaft of the previous chain link passes through the latter The pin hole of the chain link;
The chain structure includes first state and the second state;
The first state includes that the protrusion is embedded in first groove, and the pin hole is fixed to one another with the pin shaft;
Second state includes that the protrusion is embedded in second groove, and the pin hole is around the pin shaft flexible rotating.
2. according to claim 1 for protecting the chain assembly of flexible screen, which is characterized in that the pin hole has third Radius, the third radius are greater than second radius.
3. according to claim 1 for protecting the chain assembly of flexible screen, which is characterized in that the protrusion arrives the pin The minimum range of axially bored line is less than first radius.
4. according to claim 2 for protecting the chain assembly of flexible screen, which is characterized in that first radius and institute The difference for stating the minimum range that protrusion arrives the pin hole axis is greater than the difference of the third radius and second radius.
5. according to claim 1 for protecting the chain assembly of flexible screen, which is characterized in that the protrusion arrives the pin The minimum range of axially bored line is greater than the groove to the minimum range of the pin shaft axis.
6. according to claim 1 for protecting the chain assembly of flexible screen, which is characterized in that the shape of the protrusion is Hemispherical.
7. according to claim 1 for protecting the chain assembly of flexible screen, which is characterized in that the groove inner wall radian It is identical as the convex shape.
8. according to claim 1 for protecting the chain assembly of flexible screen, which is characterized in that the first state includes The protrusion is embedded in first groove, and the pin hole is fixed to one another with the pin shaft, and the chain structure keeps linear state.
9. a kind of flexible display device, which is characterized in that any one including flexible display screen and at least one such as claim 1-8 The chain assembly for being used to protect flexible screen described in.
10. flexible display device according to claim 9, which is characterized in that the chain assembly is along described flexible aobvious Display screen needs the marginal portion bent setting or is arranged along the marginal portion that the flexible display screen needs to bend is parallel to.
CN201611036581.XA 2016-11-17 2016-11-17 It is a kind of for protecting the chain assembly and flexible display device of flexible screen Active CN106504648B (en)

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Application Number Priority Date Filing Date Title
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CN106504648B true CN106504648B (en) 2019-01-25

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CN107424517B (en) * 2017-05-24 2019-10-29 黎德智 A kind of flexible display taken down the exhibits
CN107464501B (en) * 2017-08-08 2019-07-30 苏州佳世达电通有限公司 A kind of supporting structure and the display device using it
CN107516472B (en) * 2017-08-31 2021-05-07 广州国显科技有限公司 Flexible display device
CN108703859B (en) * 2018-05-24 2021-12-21 宁波秉航科技集团有限公司 Massage core walking track and massage armchair
CN110101173B (en) * 2019-02-22 2024-02-27 努比亚技术有限公司 Wearing equipment
CN110293913A (en) * 2019-07-12 2019-10-01 刘超 A kind of novel HUD new line display flexible folding screen
CN110609588A (en) 2019-08-14 2019-12-24 联想(北京)有限公司 Connecting device and electronic equipment
CN110360431B (en) * 2019-08-23 2020-12-04 上海摩软通讯技术有限公司 Flexible display screen supporting device and flexible display
CN112696423A (en) * 2019-10-22 2021-04-23 北京小米移动软件有限公司 Rotating shaft and electronic equipment
CN110842659B (en) * 2019-12-10 2024-08-23 辽宁科技大学 Electromagnetic grinding and polishing device and method for inner surface of adjustable bent pipe
CN111047995B (en) * 2019-12-30 2022-07-26 厦门天马微电子有限公司 Flexible display device
CN110992839B (en) * 2020-01-06 2022-01-11 京东方科技集团股份有限公司 Display device
CN111425777A (en) * 2020-03-17 2020-07-17 陕西科技大学 Bendable and suspendable flashlight
CN116538188B (en) * 2023-04-14 2024-01-26 东莞市伟创动力科技有限公司 Inward folding flexible screen hinge structure and mute assembly thereof

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CN103050064B (en) * 2013-01-09 2015-04-08 深圳市维世科技有限公司 Freely foldable flexible LED screen
CN105185231B (en) * 2015-08-31 2017-07-18 京东方科技集团股份有限公司 A kind of flexible display device support meanss and flexible display
CN105160999B (en) * 2015-10-12 2016-08-31 京东方科技集团股份有限公司 The bogey of flexible display panels and display device

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Effective date of registration: 20211102

Address after: No.8, liufangyuan Henglu, Donghu New Technology Development Zone, Wuhan City, Hubei Province

Patentee after: WUHAN TIANMA MICROELECTRONICS Co.,Ltd.

Patentee after: Wuhan Tianma Microelectronics Co.,Ltd. Shanghai Branch

Patentee after: Tianma Micro-Electronics Co.,Ltd.

Address before: Room 509, building 1, No. 6111, Longdong Avenue, Pudong New Area, Shanghai, 200120

Patentee before: SHANGHAI TIANMA AM-OLED Co.,Ltd.

Patentee before: Tianma Micro-Electronics Co.,Ltd.

TR01 Transfer of patent right