CN112682668B

CN112682668B - Electronic device

Info

Publication number: CN112682668B
Application number: CN202110095601.5A
Authority: CN
Inventors: 于水通
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2022-08-16
Anticipated expiration: 2041-01-25
Also published as: WO2022156704A1; CN112682668A

Abstract

The embodiment of the application provides electronic equipment, and belongs to the technical field of communication. The electronic device includes: the screen display device comprises a first screen support, a second screen support, a flexible screen, a first hinge, a second hinge, a first gear, a second gear and an annular rack; one end of the flexible screen is fixedly connected with the first screen support, and the other end of the flexible screen is fixedly connected with the second screen support; one end of the first hinge is fixedly connected with the first gear, and one end of the second hinge is fixedly connected with the second gear; the annular rack is sleeved on the first gear and the second gear, a rack is arranged on the inner side of the annular rack, and the rack is meshed with the first gear and the second gear; through the meshing of the first gear, the second gear and the rack, the first screen support and the second screen support can rotate relatively to drive the flexible screen to be switched between a folded state and an unfolded state; the distance between the first gear and the second gear when the flexible screen is in the folded state is greater than the distance between the first gear and the second gear when the flexible screen is in the unfolded state.

Description

Electronic device

Technical Field

The embodiment of the application relates to the technical field of communication, in particular to an electronic device.

Background

With the rapid development of intelligent electronic devices, the manufacturing process of flexible screens is mature, so that electronic devices with foldable screens are in a large number. But the difficult problem of folding electronic equipment's trade at present is that flexible screen loses the deformation, and this is the trade pain point all the time, and present main pain point is: when the electronic equipment is folded, the bending radius at the hinge is too small, so that the flexible screen is excessively extruded to form a crease or a breakage.

Disclosure of Invention

The embodiment of the application aims to provide electronic equipment, and the problem that when the screen of the electronic equipment is folded, the flexible screen is easily extruded excessively to generate a crease or a breakage can be solved.

An embodiment of the present application provides an electronic device, including: the screen display device comprises a first screen support, a second screen support, a flexible screen, a first hinge, a second hinge, a first gear, a second gear and an annular rack;

one end of the flexible screen is fixedly connected with the first screen support, and the other end of the flexible screen is fixedly connected with the second screen support;

one end of the first hinge is fixedly connected with the first gear, the other end of the first hinge is fixed on the first screen support, one end of the second hinge is fixedly connected with the second gear, and the other end of the second hinge is fixed on the second screen support;

the annular rack is sleeved on the first gear and the second gear, a rack is arranged on the inner side of the annular rack, and the rack is respectively meshed with the first gear and the second gear;

through the meshing of the first gear, the second gear and the rack, the first screen support and the second screen support can rotate relatively to drive the flexible screen to be switched between a folded state and an unfolded state;

when the flexible screen is in the folded state, the distance between the first gear and the second gear is greater than the distance between the first gear and the second gear when the flexible screen is in the unfolded state.

In the embodiment of this application, adopt annular rack and gear cooperation, when the flexible screen switches to fold condition from the expansion state, be located that first gear and second gear remove dorsad on two screen support, and then drive two screen support and keep away from each other, form certain interval between two screen support, this interval can hold the bending region of flexible screen, realizes the increase radius of bending, avoids the flexible screen to be excessively extrudeed crease or the book damage appear.

Drawings

Fig. 1 is a schematic structural diagram of an electronic device according to an embodiment of the present disclosure;

fig. 2 is a second schematic structural diagram of an electronic device according to an embodiment of the present disclosure;

fig. 3 is a third schematic structural diagram of an electronic apparatus according to an embodiment of the present application;

fig. 4 is a schematic structural diagram of a ring rack provided in an embodiment of the present application;

FIG. 5 is a schematic structural diagram of a damping telescopic assembly according to an embodiment of the present disclosure;

fig. 6a is a second schematic structural view of a damping telescopic assembly according to an embodiment of the present application;

fig. 6b is a schematic view of an application scenario provided in the embodiment of the present application;

fig. 6c is a second schematic view of an application scenario provided in the embodiment of the present application;

fig. 6d is a third schematic view of an application scenario provided in the embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. 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 application.

The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

The electronic device provided by the embodiment of the present application is described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.

Referring to fig. 1 to 6d, an embodiment of the present application provides an electronic device, including: a first screen support 11, a second screen support 12, a flexible screen (not shown in the figure), a first hinge 21, a second hinge 22, a first gear 31, a second gear 32 and a ring-shaped rack 33;

one end of the flexible screen is fixedly connected with the first screen support 11, and the other end of the flexible screen is fixedly connected with the second screen support 12, so that the flexible screen can be unfolded along with the mutual opening of the first screen support 11 and the second screen support 12, and can be folded along with the mutual closing of the first screen support 11 and the second screen support 12.

One end of the first hinge 21 is fixedly connected with the first gear 31, and the other end of the first hinge 21 is fixed on the first screen bracket 11; one end of the second hinge 22 is fixedly connected with the second gear 32, and the other end of the second hinge 22 is fixed on the second screen support 12, that is, the first hinge 21 and the second hinge 22 can rotate relatively, and meanwhile, the gears and the hinges are relatively static, that is, the gears and the hinges move synchronously, and the relative rotation of the first hinge 21 and the second hinge 22 can be converted into the relative rotation of the first gear 31 and the second gear 32.

Optionally, the hinge may be fixed to the screen bracket by means of screws or pins, and the specific manner in which the hinge is fixed to the screen bracket in the embodiment of the present application is not limited.

In the actual use process, in order to fold and unfold the flexible screen, a user can manually control the opening and closing of the first screen support 11 and the second screen support 12, so as to drive the first hinge 21 and the second hinge 22 to rotate relatively.

The annular rack 33 is sleeved on the first gear 31 and the second gear 32, the rack 330 is arranged on the inner side of the annular rack 33, and the rack 330 is respectively meshed with the first gear 31 and the second gear 32, so that when the first gear 31 and the second gear 32 rotate along with the first hinge 21 and the second hinge 22, the first gear 31 and the second gear 32 are driven by the rack 330 to move along the rack 330. Taking the scenario shown in fig. 2 as an example, if the first gear 31 rotates clockwise according to the direction in fig. 2, the first gear 31 will translate to the right under the driving of the rack 330; similarly, if the second gear 32 rotates counterclockwise, the second gear 32 will translate to the left under the driving of the rack 330.

In the embodiment of the application, the first gear 31 and the second gear 32 are meshed with the annular rack 33, the first screen support 11 and the second screen 2 support can rotate relatively, and drive the flexible screen to switch between the folded state and the unfolded state, when the flexible screen is in the folded state, the distance between the first gear 31 and the second gear 32 is greater than the distance between the first gear 31 and the second gear 32 when the flexible screen is in the unfolded state, that is, in the switching process, the first gear 31 and the second gear 32 are driven by the rack 330 of the annular rack 33, and can move in opposite directions, the distance between the first gear 31 and the second gear can change, and the change of the gear distance can be converted into the change of the distance of the screen support through hinge transmission.

Specifically, fig. 2 shows a scenario in which the flexible screen is in an unfolded state, and fig. 3 shows a scenario in which the flexible screen is in a folded state;

when the flexible screen is switched from the unfolded state to the folded state, that is, from fig. 2 to fig. 3, the rack 330 drives the first gear 31 and the second gear 32 to move back to back, that is, the first gear 31 and the second gear 32 are away from each other, and the gears away from each other can be converted into the screen support to move away from each other through the hinge, so that the distance between the first screen support 11 and the second screen support 12 can be increased, thereby forming an accommodating space for accommodating a bending region of the flexible screen, realizing the increase of the bending radius, and avoiding the flexible screen from being excessively extruded to have creases or broken damage;

when the flexible screen is switched from the folded state to the unfolded state, namely, when the flexible screen is switched from fig. 3 to fig. 2, the rack 330 drives the first gear 31 and the second gear 32 to move in opposite directions, namely, the first gear 31 and the second gear 32 are close to each other, the gears are close to each other and can be changed into the positions, close to each other, of the screen supports through hinges, so that the distance between the first screen support 11 and the second screen support 12 can be reduced, the flexible screen is unfolded more compactly between the two screen supports, on one hand, the support for the flexible screen is facilitated, and on the other hand, the flexible screen can be prevented from being dragged and damaged in the unfolding process.

It should be noted that the first hinge 21, the second hinge 22, the first gear 31, the second gear 32, and the annular rack 33 may be collectively referred to as a group of hinge mechanisms, and two or more groups of hinge mechanisms may be provided in consideration of stable motion and balanced stress during folding and unfolding, fig. 1 shows a scenario in which two groups of hinge mechanisms are respectively provided at two ends in the width direction of the device.

Referring to fig. 4, in some embodiments, the annular rack 33 is oblong in shape, the annular rack 33 includes a first arcuate sidewall 331, a first linear sidewall 332, a second arcuate sidewall 333, and a second linear sidewall 334 that are joined end to end, and the rack 330 is disposed on an inner wall of the second linear sidewall 334;

as shown in fig. 3, the first linear side wall 332 is a side wall relatively distant from the first screen support 11 and the second screen support 12 when the flexible screen is in the folded state, and the second linear side wall 334 is a side wall relatively close to the first screen support 11 and the second screen support 12 when the flexible screen is in the folded state.

Referring to fig. 2 and 3, in some embodiments, the electronic device further comprises: the damping telescopic assembly 4 is connected with the first gear 31 and the second gear 32 at two ends of the damping telescopic assembly 4 respectively.

In the embodiment of the application, because the first gear 31 and the second gear 32 have relative motion in the process of unfolding and folding the equipment, the damping telescopic components 4 respectively connected with the first gear 31 and the second gear 32 are arranged, so that on one hand, damping hand feeling can be provided in the process of unfolding and folding the user operation equipment, the operation experience is improved, and on the other hand, the damping effect can also realize the folding and hovering of the equipment, so that the equipment is convenient to use.

Referring to fig. 5, in some embodiments, damped telescoping assembly 4 includes: a telescopic part 40, a first connection part 41 and a second connection part 42;

a damping component is arranged inside the telescopic part 40 and is used for providing a damping effect;

two ends of the telescopic part 40 are respectively fixedly connected with a first connecting part 41 and a second connecting part 42, the first connecting part 41 is rotationally connected with the first gear 31, and the second connecting part 42 is rotationally connected with the second gear 32;

the above connection manner can ensure that when the first gear 31 and the second gear 32 move relatively, the first connection portion 41 and the second connection portion 42 drive the telescopic portion 40 to extend and retract, and the damping assembly inside the telescopic portion 40 can provide an effect in the extending and retracting process.

Referring to fig. 2 and 3, when the flexible screen is switched from the unfolded state to the folded state, i.e., from fig. 2 to fig. 3, the telescopic portion 40 is extended; when the flexible screen is switched from the folded state to the unfolded state, i.e., from fig. 3 to fig. 2, the telescopic portion 40 is shortened.

Specifically, the first connecting portion 41 is a first rotating shaft, and the second connecting portion 42 is a second rotating shaft;

the first gear 31 can be rotatably sleeved on the first rotating shaft, and the second gear 32 can be rotatably sleeved on the second rotating shaft;

the extending and retracting direction of the extending and retracting part 40 is perpendicular to the axial direction of the first rotating shaft and the second rotating shaft.

Referring to fig. 6a, in some embodiments, the telescopic portion 40 includes a sleeve 401 and a sleeve rod 402, the sleeve 401 is sleeved on the sleeve rod 402, i.e. the telescopic portion 40 is extended and retracted by the relative movement of the sleeve 401 and the sleeve rod 402.

The damping assembly comprises a first magnetic part 51 and a second magnetic part 52 which are arranged in the sleeve 401, and a third magnetic part 53 which is arranged on the sleeve rod 402, wherein the magnetism of the first magnetic part 51 is the same as that of the second magnetic part 52, and the first magnetic part 51 is different from the third magnetic part 53;

in the embodiment of the present application, the damping is realized by the magnetic component, specifically, the damping effect is realized by the attractive force between the opposite magnetic components, it can be understood that the magnetic component may be a magnetic ring or a magnetic block, and the embodiment of the present application does not limit the specific form of the magnetic component.

Referring to fig. 6b, when the flexible screen is in the unfolded state, the third magnetic member 53 is opposite to the first magnetic member 51, that is, the third magnetic member 53 moves to a position opposite to the first magnetic member 51, and the two are attracted to each other;

referring to fig. 6c, when the flexible screen is in the folded state, the third magnetic member 53 is opposite to the second magnetic member 52, i.e. the third magnetic member 53 moves to the position opposite to the second magnetic member 52, and the two are attracted to each other.

Further, as shown in fig. 6a to 6c, a first recess and a second recess are provided in the sleeve 401, the first magnetic member 51 is provided in the first recess, and the second magnetic member 52 is provided in the second recess;

the third magnetic member 53 has a first convex portion;

when the flexible screen is in an unfolded state, the first convex part is matched with the first concave part; when the flexible screen is in a folded state, the first convex part is matched with the second concave part.

In the embodiment of the application, the equipment is more stable at each hovering position by hovering through the concave-convex matched auxiliary magnetic piece.

Further, with continued reference to fig. 6a, the damping assembly further comprises a fourth magnetic element 54 disposed on the stem 402, the fourth magnetic element 54 being identical to the third magnetic element 53;

with continued reference to fig. 6b, when the flexible screen is in the unfolded state, the fourth magnetic member 54 is opposite to the second magnetic member 52, that is, by setting the position of the fourth magnetic member 54 on the loop bar 402, the third magnetic member 53 is moved to the position opposite to the first magnetic member 51, and the fourth magnetic member 54 is moved to the position opposite to the second magnetic member 52, so that the two pairs of magnetic members attract each other, a stronger hovering force is provided, the structural stability of the device in the unfolded state is improved, and the use experience is improved.

Further, the fourth magnetic member 54 has a second convex portion; when the flexible screen is in the unfolding state, the second convex part is matched with the second concave part; through two sets of magnetic part inter attraction and two sets of unsmooth cooperations like this, further improve the structural stability of equipment under the expanded condition.

Further, the damping assembly further comprises at least one fifth magnetic element disposed within the sleeve 401, the at least one fifth magnetic element being located between the first magnetic element 51 and the second magnetic element 52;

each fifth magnetic piece corresponds to different folding angles of the flexible screen;

when the flexible screen is at any folding angle, the third magnetic member 53 is opposite to the target fifth magnetic member, and the target fifth magnetic member is a fifth magnetic member corresponding to any folding angle.

In the embodiment of the present application, one or more fifth magnetic members may be additionally disposed between the first magnetic member 51 and the second magnetic member 52, so that when the third magnetic member 53 on the loop bar 402 is moved to a position opposite to the different fifth magnetic members, hovering of the device at different folding angles can be achieved.

In particular, with reference to fig. 6b and 6c, fig. 6b shows the flexible screen in an unfolded state, the device unfolded to 180 °, the third magnetic element 53 being located opposite to the first magnetic element 51; fig. 6c shows that the flexible screen is in a folded state, the device is folded to 0 °, and the third magnetic member 53 is opposite to the second magnetic member 52, then a fifth magnetic member is disposed at the middle position between the first magnetic member 51 and the second magnetic member 52, and when the third magnetic member 53 moves to a position opposite to the fifth magnetic member with the loop bar 402, the device can be suspended by folding to 90 °, as shown in fig. 6 d. Similarly, a plurality of fifth magnetic members may be disposed between the first magnetic member 51 and the second magnetic member 52, so that hovering at various folding angles of 30 °, 60 °, 45 ° or the like is achieved.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.

Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present application.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. An electronic device, comprising: the screen display device comprises a first screen support, a second screen support, a flexible screen, a first hinge, a second hinge, a first gear, a second gear and an annular rack;

2. The electronic device of claim 1, wherein the annular rack is oblong in shape, the annular rack comprising a first arcuate sidewall, a first linear sidewall, a second arcuate sidewall, and a second linear sidewall that are joined end to end, the rack disposed on an inner wall of the second linear sidewall;

wherein, first straight line lateral wall does when the flexible screen is in fold condition keep away from relatively first screen support with the lateral wall of second screen support, second straight line lateral wall does when the flexible screen is in fold condition relatively be close to first screen support with the lateral wall of second screen support.

3. The electronic device of claim 1, further comprising: a damping telescoping assembly;

the damping telescopic assembly comprises a telescopic part internally provided with a damping assembly;

two ends of the telescopic part are respectively connected with the first gear and the second gear;

when the flexible screen is switched from the unfolded state to the folded state, the telescopic part is stretched;

when the flexible screen is switched from the folded state to the unfolded state, the telescopic part is shortened.

4. The electronic device of claim 3, wherein the damped telescoping assembly further comprises: a first connection portion and a second connection portion;

two ends of the telescopic part are respectively and fixedly connected with the first connecting part and the second connecting part;

the first connecting portion is connected with the first gear in a rotating mode, and the second connecting portion is connected with the second gear in a rotating mode.

5. The electronic device of claim 4,

the first connecting part is a first rotating shaft, and the second connecting part is a second rotating shaft;

the first gear is rotatably sleeved on the first rotating shaft, and the second gear is rotatably sleeved on the second rotating shaft;

the telescopic direction of the telescopic part is perpendicular to the axial direction of the first rotating shaft and the second rotating shaft.

6. The electronic device of claim 3,

the telescopic part comprises a sleeve and a sleeve rod, and the sleeve is sleeved on the sleeve rod;

the damping assembly comprises a first magnetic part and a second magnetic part which are arranged in the sleeve, and a third magnetic part which is arranged on the sleeve rod, wherein the magnetism of the first magnetic part is the same as that of the second magnetic part, and the first magnetic part is different from that of the third magnetic part;

when the flexible screen is in the unfolded state, the third magnetic part is opposite to the first magnetic part in position;

when the flexible screen is in the folded state, the third magnetic part is opposite to the second magnetic part.

7. The electronic device of claim 6, wherein a first recess and a second recess are provided within the sleeve, the first magnetic member being disposed within the first recess, the second magnetic member being disposed within the second recess;

the third magnetic member has a first convex portion;

when the flexible screen is in the unfolded state, the first convex part is matched with the first concave part;

the first convex portion mates with the second concave portion when the flexible screen is in the folded state.

8. The electronic device of claim 6, wherein the damping assembly further comprises a fourth magnetic member disposed on the stem, the fourth magnetic member and the third magnetic member being identical;

when the flexible screen is in the unfolded state, the fourth magnetic part is opposite to the second magnetic part in position.

9. The electronic device of claim 8,

the fourth magnetic member has a second convex portion;

the second convex portion mates with the second concave portion when the flexible screen is in the unfolded state.

10. The electronic device of claim 6, wherein the damping assembly further comprises at least one fifth magnetic member disposed within the sleeve, the at least one fifth magnetic member being located between the first magnetic member and the second magnetic member;

when the flexible screen is at any folding angle, the third magnetic piece is opposite to the target fifth magnetic piece, and the target fifth magnetic piece is a fifth magnetic piece corresponding to the any folding angle.