CN108538207B - Flexible display support device - Google Patents

Flexible display support device Download PDF

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Publication number
CN108538207B
CN108538207B CN201810541630.8A CN201810541630A CN108538207B CN 108538207 B CN108538207 B CN 108538207B CN 201810541630 A CN201810541630 A CN 201810541630A CN 108538207 B CN108538207 B CN 108538207B
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CN
China
Prior art keywords
expansion bracket
points
flexible screen
flexible
telescopic frame
Prior art date
Application number
CN201810541630.8A
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Chinese (zh)
Other versions
CN108538207A (en
Inventor
赵磊
费国东
阳振军
陈来全
王坤
温震
赵敏敏
Original Assignee
云谷(固安)科技有限公司
Priority date (The priority date 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 date listed.)
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Application filed by 云谷(固安)科技有限公司 filed Critical 云谷(固安)科技有限公司
Priority to CN201810541630.8A priority Critical patent/CN108538207B/en
Publication of CN108538207A publication Critical patent/CN108538207A/en
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Publication of CN108538207B publication Critical patent/CN108538207B/en

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Classifications

    • 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

Abstract

The flexible display supporting device comprises a flexible screen and a supporting structure for supporting the flexible screen, wherein the supporting structure drives the flexible screen to be unfolded when in an unfolding state, and drives the flexible screen to be folded in a wavy manner when in a folding state. The flexible display supporting device not only occupies small space after being folded and retracted, but also is smooth in the unfolding process or the folding and retracting process.

Description

Flexible display support device

Technical Field

The invention relates to the field of electronic communication, in particular to a flexible display supporting device.

Background

The flexible display panel needs to be kept in a flat state during working, so that the visual effect of watching is ensured; and can be well stored when not in use. Since the flexible display panel is disposed on the panel supporting device, the flexible display panel and the panel supporting device are required to be folded or rolled well, so that the occupied space is minimized.

The prior art discloses an adjustment mechanism of flexible screen, which comprises a fixed base, the power device of setting on the fixed base, and respectively in power device and flexible screen coupling, extend or shrink under the power device drive, drive the flexible screen and extend when extending, when contracting, drive the flexible screen shrink, wherein the extensible member is the rack, the rigidity of rack is greater than the rigidity of flexible screen, and its one end and the end connection of flexible screen, the other end and power device's gear engagement, stretch out and draw back under the drive of gear, in order to guarantee that flexible display exhibition screen opens and levels, still include the telescopic support frame.

In this prior art, what the drive flexible display screen expanded or was folded is rack and gear complex structure, consequently, the size that the display screen was withdrawed will receive the length restriction of rack, simultaneously, in order to guarantee the level and smooth that flexible display screen expanded, still need set up the telescopic support frame. Therefore, when the flexible display screen is unfolded or retracted, the rack not only needs to drive the flexible display screen, but also needs to drive the support frame to stretch, and clamping stagnation is easy to occur in the operation process, so that the unfolding or retraction is unsmooth.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to overcome the defect that the size of the flexible display screen adjusting device is larger after the flexible display screen adjusting device in the prior art is retracted, so that the flexible display supporting device which occupies a small space after the flexible display screen is stored is provided.

In order to solve the technical problem, the flexible display supporting device comprises a flexible screen and a supporting structure for supporting the flexible screen, wherein the supporting structure drives the flexible screen to be unfolded when in an unfolding state, and drives the flexible screen to be folded in a wavy manner when in a retracting state.

The support structure includes:

the telescopic frame is arranged on the back surface of the flexible screen and provided with at least one row of connecting points arranged along the telescopic direction of the telescopic frame, the connecting points are connected with the back surface of the flexible screen, when the telescopic frame is contracted, the distance between two adjacent connecting points in the same row is shortened, and when the telescopic frame is expanded, the distance between two adjacent connecting points in the same row is increased;

and a deployment holding structure for holding the telescopic frame in a deployed state.

The telescopic frame comprises at least two rows of the connecting points, and the adjacent two rows of the connecting points are aligned in the direction perpendicular to the telescopic direction.

The expansion bracket comprises two rows of inclined supporting rods which are arranged in an intersecting manner, the supporting rods are hinged with the intersections of the supporting rods, and the expansion direction of the expansion bracket is followed, the expansion bracket at least forms three rows of hinged points, and even rows or odd rows of hinged points on the expansion bracket form the connecting points.

Following the flexible direction of expansion bracket, the expansion bracket forms three rows the pin joint, the second row on the expansion bracket the pin joint forms the tie point, and works as bearing structure includes two or more when the expansion bracket, parallel arrangement between the expansion bracket.

The crossing of the supporting rods is hinged through a fixed bearing.

The hinge points of even rows or odd rows on the telescopic frame form the connection points, the expansion holding structure comprises magnetic pieces respectively arranged on the hinge points of odd rows or even rows, at least one of the magnetic pieces is an electromagnetic piece, and when the telescopic frame is in an expansion state, the two magnetic pieces are controlled to generate attractive magnetic force.

And in the contraction process of the expansion bracket, the two magnetic pieces are controlled to generate repulsive magnetic force.

The supporting structure further comprises a first shell and a second shell which are connected to the two ends of the telescopic frame along the telescopic direction respectively, and when the telescopic frame is in a withdrawing state, the first shell and the second shell are matched to form storage boxes for storing the telescopic frame and the flexible screen.

The first shell is hinged to the end portion of the telescopic frame, and the second shell is hinged to the end portion of the telescopic frame through a fixed bearing.

The flexible screen folding device further comprises a power device for driving the flexible screen to unfold or fold.

The power device drives the flexible screen to unfold or fold by driving the telescopic frame, or drives the first shell and the second shell to be far away from or close to each other to drive the flexible screen to unfold or fold.

The technical scheme of the invention has the following advantages:

1. in the invention, when the supporting structure is in an unfolding state, the flexible screen is driven to unfold, and when the supporting structure is in a retracting state, the flexible screen is driven to fold in a wavy manner. The flexible screen is folded in a wavy form, occupies a small space, and is particularly suitable for large-size flexible screens, but not limited to large-size flexible screens.

2. In the invention, the expansion bracket comprises two rows of inclined support rods which are arranged in a mutually crossed manner, the intersection of the support rods and the support rods is hinged, at least three rows of hinged points are formed on the expansion bracket along the expansion direction of the expansion bracket, and the hinged points of even rows or odd rows on the expansion bracket form connecting points. The telescopic frame is simple in structure and low in manufacturing cost, and the unfolding process or the folding and withdrawing process is smoother.

3. In the invention, the two magnetic pieces attract each other in opposite polarities in the unfolding state, so that the flexible screen is prevented from bending without any reason and the visual effect is not influenced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a front view of a flexible display support device of the present invention in an expanded state;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a front view of the flexible display support apparatus of the present invention in a less than fully retracted state;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a top view of the flexible display support apparatus of the present invention further retracted from the base of FIG. 3;

FIG. 6 is a top view of the flexible display support apparatus of the present invention in a fully retracted state;

description of reference numerals:

the flexible screen comprises a flexible screen 1, a support rod 2, a connecting point 3, a magnetic part 4, a fixed bearing 5, a first shell 6, a second shell 7 and an expansion bracket 8.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Example 1

As shown in fig. 1 to 6, the flexible display supporting device of the present invention includes a flexible screen 1 and a supporting structure for supporting the flexible screen 1, wherein the supporting structure drives the flexible screen 1 to be unfolded when in an unfolded state, and drives the flexible screen 1 to be folded in a wavy manner when in a retracted state. The flexible screen 1 is folded in a wavy form, occupies a small space, and is particularly suitable for the large-size flexible screen 1, but not limited to the large-size flexible screen 1. Wherein the flexible screen 1 may be a flexible display screen.

Specifically, the supporting structure comprises

The telescopic frame 8 is arranged on the back surface of the flexible screen 1 and provided with at least one row of connecting points 3 arranged along the telescopic direction of the telescopic frame 8, the connecting points 3 are connected with the back surface of the flexible screen 1, when the telescopic frame 8 is contracted, the distance between two adjacent connecting points 3 in the same row is shortened, and when the telescopic frame 8 is expanded, the distance between two adjacent connecting points 3 in the same row is increased;

the expansion and holding structure holds the expansion frame 8 in the expanded state. The flexible screen 1 is driven to be unfolded or folded in a wavy manner to be retracted by increasing or shortening the distance between two adjacent connecting points 3 in the same row of the telescopic frame 8.

Further, the telescopic frame 8 comprises at least two rows of connection points 3, and two adjacent rows of connection points 3 are aligned in a direction perpendicular to the telescopic direction. This makes the flexible screen fold more neatly.

In this embodiment, it is preferable that the telescopic frame 8 includes two rows of support rods 2 disposed obliquely and intersecting each other, and the intersection of the support rods 2 and the support rods 2 is hinged, along the telescopic direction of the telescopic frame 8, the telescopic frame 8 at least forms three rows of hinged points, and the hinged points on the telescopic frame 8 in even rows or odd rows form the connection point 3. The telescopic frame 8 has simple structure and low manufacturing cost, and the unfolding process or the folding and retracting process is smoother.

As shown in fig. 1 and 3, along the flexible direction of the telescopic frame 8, the telescopic frame 8 forms three rows of hinged points, the second row of hinged points on the same telescopic frame 8 forms the connection point 3, the supporting structure comprises three telescopic frames 8 arranged in parallel, the supporting structure is uniformly distributed on the back of the flexible screen 1, and of course, the number of the telescopic frames 8 can be set according to the size of the flexible screen 1, and can be set to be two, four, five, and the like.

The crossing of the support rods 2 is hinged by a fixed bearing 5. Preferably a fixed bearing as connection point 3 is bonded to the back of the flexible screen 1. The crossing of the support rod 2 and the support rod 2 is hinged through a fixed bearing 5, so that the unfolding process or the folding and withdrawing process of the flexible screen 1 can be further smooth.

The even rows of hinge points on the telescopic frame 8 form the connection points 3, the preferred unfolding maintaining structure comprises magnetic pieces 4 respectively arranged on the odd rows of hinge points, at least one of the magnetic pieces 4 is an electromagnetic piece, and when the telescopic frame 8 is in an unfolding state, the two magnetic pieces 4 are controlled to generate attractive magnetic force. Of course, as an alternative embodiment, it is also possible to form the connection points 3 for the odd rows of hinge points on the telescopic frame 8, the unfolding holding structure comprising magnetic elements 4 arranged respectively on the even rows of hinge points. The two magnetic members 4 may be both electromagnetic members, such as electromagnets, or one may be an electromagnet and the other a permanent magnet. The power supply circuit of electro-magnet can be realized in bracing piece 2, and two magnetism spare 4 opposite sex are inhaled when the expansion state, can guarantee that flexible screen 1 can not have the accident and zigzag, influence visual effect.

Furthermore, in the contraction process of the telescopic frame 8, the two magnetic pieces 4 are controlled to generate repulsive magnetic force, so that the flexible screen 1 can be folded more smoothly and labor-saving.

The supporting structure further comprises a first shell 6 and a second shell 7 which are connected to two ends of the telescopic frame 8 along the telescopic direction respectively, and when the telescopic frame 8 is in the withdrawing state, the first shell 6 and the second shell 7 are matched to form a storage box for storing the telescopic frame 8 and the flexible screen 1. The flexible screen 1 is stored in the storage box, so that the flexible screen 1 can be better protected. The size of receiver is greater than the 8 folding back sizes of withdrawing of expansion bracket, and the folding back actual minimum folding radius of flexible screen 1 is greater than flexible screen 1 folding radius itself to guarantee flexible screen 1's life.

The first shell 6 is hinged with the end part of the telescopic frame 8, and the second shell 7 is hinged with the end part of the telescopic frame 8 through the fixed bearing 5. This can further make the process of unfolding or folding the flexible screen 1 smoother.

The flexible screen folding device further comprises a power device for driving the flexible screen 1 to unfold or fold, so that automatic control can be realized, and the flexible screen folding device is more convenient and labor-saving to use.

The power device drives the flexible screen 1 to unfold or fold through the driving expansion bracket 8, specifically controls one end of the expansion bracket 8, realizes the unfolding or folding of the flexible screen 1 through controlling the opening and closing angle of the supporting rod, and can also drive the first shell 6 and the second shell 7 to be far away from or close to the flexible screen 1 to unfold or fold, and the power device comprises an air pump at the moment.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims (11)

1. A flexible display supporting device comprises a flexible screen (1) and a supporting structure for supporting the flexible screen (1), and is characterized in that the supporting structure drives the flexible screen (1) to be unfolded when in an unfolding state, and drives the flexible screen (1) to be folded in a wavy manner when in a retracting state;
the supporting structure comprises an expansion bracket (8), the expansion bracket (8) is arranged on the back of the flexible screen (1), the expansion bracket (8) is provided with at least one row of connecting points (3) arranged along the expansion direction of the expansion bracket (8), the connecting points (3) are connected with the back of the flexible screen (1), when the expansion bracket (8) is contracted, the distance between two adjacent connecting points (3) in the same row is shortened, and when the expansion bracket (8) is expanded, the distance between two adjacent connecting points (3) in the same row is increased; the expansion bracket (8) comprises two rows of supporting rods (2) which are inclined and arranged in an intersecting manner, the supporting rods (2) are hinged to the intersection of the supporting rods (2), the expansion direction of the expansion bracket (8) is followed, the expansion bracket (8) at least forms three rows of hinged points, even rows or odd rows of hinged points are formed on the expansion bracket (8) and form the connecting points (3) and at least three rows of hinged points are located in the same plane, and the plane is parallel to the flexible screen (1) when the flexible screen is in an expansion state.
2. The flexible display support device of claim 1, wherein the support structure further comprises
A deployment holding structure that holds the telescopic frame (8) in a deployed state.
3. The flexible display support device according to claim 2, wherein the telescopic frame (8) comprises at least two rows of the connection points (3), and two adjacent rows of the connection points (3) are aligned in a direction perpendicular to the telescopic direction.
4. The flexible display support apparatus of claim 1,
along the flexible direction of expansion bracket (8), expansion bracket (8) form three rows the pin joint, the second row on expansion bracket (8) the pin joint forms tie point (3), and when bearing structure includes more than two when expansion bracket (8), parallel arrangement between expansion bracket (8).
5. The flexible display support device according to claim 1, wherein the intersections of the support rods (2) are hinged by means of fixed bearings (5).
6. The flexible display support device according to claim 2, wherein even or odd rows of said hinge points on said telescopic frame (8) form said connection points (3), said unfolding holding structure comprises magnetic members (4) respectively disposed on odd or even rows of said hinge points, and at least one of said magnetic members (4) is an electromagnetic member, and said telescopic frame (8) controls said magnetic members (4) to generate attractive magnetic force when in the unfolded state.
7. The flexible display support device according to claim 6, wherein the two magnetic members (4) are controlled to generate a repulsive magnetic force during the contraction of the telescopic frame (8).
8. The flexible display support device according to any one of claims 1 to 7, wherein the support structure further comprises a first housing (6) and a second housing (7) respectively connected to two ends of the telescopic frame (8) along the telescopic direction, and when the telescopic frame (8) is in the retracted state, the first housing (6) and the second housing (7) cooperate to form a storage box for storing the telescopic frame (8) and the flexible screen (1).
9. The flexible display support device according to claim 8, wherein the first housing (6) and the end of the telescopic frame (8) and the second housing (7) and the end of the telescopic frame (8) are hinged by a fixed bearing (5).
10. The flexible display support device according to claim 8, further comprising a power device for driving the flexible screen (1) to unfold or fold.
11. The flexible display support device according to claim 10, wherein the power device drives the flexible screen (1) to unfold or fold by driving the telescopic frame (8) or drives the first housing (6) and the second housing (7) to move away from or close to each other to unfold or fold the flexible screen (1).
CN201810541630.8A 2018-05-30 2018-05-30 Flexible display support device CN108538207B (en)

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Application Number Priority Date Filing Date Title
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CN108538207B true CN108538207B (en) 2020-12-29

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CN109461385B (en) * 2019-01-07 2020-01-31 云谷(固安)科技有限公司 Flexible display device
CN110648592A (en) * 2019-09-24 2020-01-03 Oppo广东移动通信有限公司 Display device and terminal equipment

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