WO2021008409A1

WO2021008409A1 - Electronic device

Info

Publication number: WO2021008409A1
Application number: PCT/CN2020/100667
Authority: WO
Inventors: 赵飞飞; 付小峰
Original assignee: 维沃移动通信有限公司
Priority date: 2019-07-17
Filing date: 2020-07-07
Publication date: 2021-01-21
Also published as: CN110427072A; CN110427072B

Abstract

Provided is an electronic device, comprising a first display screen, a transmission assembly, a second display screen and a third display screen, wherein the first display screen comprises a first face and a second face facing away from the first face; both the second display screen and the third display screen are connected to the transmission assembly; the transmission assembly can drive the second display screen to move between a first position and a second position, and drive the third display screen to move between a third position and a fourth position; when the second display screen is located at the first position and the third display screen is located at the third position, the second display screen is located between the second face and the third display screen; when the second display screen is located at the second position, the second display screen is coplanar with the first display screen and is located at an outer side of the first display screen and is in contact with a peripheral wall of the first display screen; and when the third display screen is located at the fourth position, the third display screen is coplanar with the first display screen. The technical solution provided by the present disclosure solves the problems in the related art of an electronic device having one display screen structure and the size of same being relatively small.

Description

Electronic equipment

Cross references to related applications

This application claims the priority of Chinese Patent Application No. 201910644872.4 filed in China on July 17, 2019, the entire content of which is incorporated herein by reference.

Technical field

The present disclosure relates to the field of communication technology, and in particular to an electronic device.

Background technique

With the rapid development of science and technology, electronic devices such as mobile phones, tablet computers, and wearable devices have brought great convenience to people's work and life, and have become one of the inaccessible electronic products in people's daily work and life. Most of the electronic devices with display screens in the related art have a single-form structure. Especially for wearable devices, the size of the display screen is small, which is not convenient for users to operate and watch.

Summary of the invention

The embodiments of the present disclosure provide an electronic device to solve the problem of the single structure and small size of the display screen of the electronic device in the related art.

To solve the above problems, the present disclosure provides an electronic device, the electronic device includes: a first display screen, a transmission assembly, a second display screen and a third display screen, the first display screen includes a first surface and The first side is opposite to the second side, the second display screen and the third display screen are both connected to the transmission assembly, and the transmission assembly can drive the second display screen in the first position and the second position. Moving between positions, and driving the third display screen to move between the third position and the fourth position;

Wherein, when the second display screen is in the first position and the third display screen is in the third position, the second display screen is located between the second surface and the third display screen. between;

When the second display screen is in the second position, the second display screen is coplanar with the first display screen, and the second display screen is located on the outside of the first display screen. The outer peripheral wall of the first display screen is in contact;

When the third display screen is in the fourth position, the third display screen is coplanar with the first display screen.

In the technical solution provided by the embodiments of the present disclosure, the second display screen and the third display screen of the electronic device can be moved under the drive of the transmission assembly; when the second display screen is in the second position, it is located outside the first display screen and is in contact with The outer peripheral wall of the first display screen is in contact with each other, thereby increasing the size of the display interface of the electronic device; and, when the third display screen is in the fourth position, the third display screen is coplanar with the first display screen, and also The size of the display interface of the electronic device can be increased. In this way, the size of the display screen of the electronic device is no longer uniform, and the electronic device can adjust the size of the display screen based on different display requirements, which is more convenient for users to watch and improves the user experience of the electronic device.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present disclosure more clearly, the following will briefly introduce the accompanying drawings used in the description of the embodiments of the present disclosure. Obviously, the drawings in the following description are only some embodiments of the present disclosure. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative labor.

FIG. 1 is an exploded view of an electronic device provided by an embodiment of the present disclosure;

2 is a schematic structural diagram of the electronic device provided in FIG. 1 when the second display screen is in the second position and the third display screen is in the third position;

3 is a schematic structural diagram of the electronic device provided in FIG. 1 when the second display screen is in the second position and the third display screen is in the fourth position;

4 is a schematic diagram of the structure of part of the second display screen and the first tray in the first position in FIG. 1;

Figure 5 is a cross-sectional view from the A-A perspective in Figure 4;

6 is a schematic diagram of the structure of part of the third display screen in FIG. 1 and the second tray when it is in the third position;

Fig. 7 is a cross-sectional view of Fig. 6 from a B-B perspective.

Detailed ways

The technical solutions in the embodiments of the present disclosure will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure. Obviously, the described embodiments are part of the embodiments of the present disclosure, rather than all of the embodiments. Based on the embodiments in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art without creative labor are within the protection scope of the present disclosure.

An embodiment of the present disclosure provides an electronic device. Please refer to FIGS. 1 to 7. The electronic device includes: a first display screen 10, a transmission assembly (not labeled), a second display screen 20, and a third display screen 30. The first display screen 10 includes a first surface (not labeled) for displaying images and a second surface (not labeled) opposite to the first surface. The second display screen 20 and the third display screen 30 are both connected to the transmission assembly, The transmission assembly can drive the second display screen 20 to move between the first position and the second position, and drive the third display screen 30 to move between the third position and the fourth position; wherein, when the second display screen 20 is in the second position When the third display screen 30 is in the third position, the second display screen 20 is located between the second surface and the third display screen 30; when the second display screen 20 is in the second position, the second display screen 20 is coplanar with the first display screen 10, and the second display screen 20 is located outside the first display screen 10 and is in contact with the outer peripheral wall of the first display screen 10; when the third display screen 30 is in the fourth position, the second display screen 20 The three display screens 30 are coplanar with the first display screen 10.

In the technical solution provided by the embodiments of the present disclosure, the second display screen 20 of the electronic device can move between the first position and the second position under the drive of the transmission assembly, and the third display screen 30 can move between the first position and the second position under the drive of the transmission assembly. The movement between the third position and the fourth position improves the dynamic sensitivity of the electronic device display screen, enabling the electronic device to adjust the size of the display screen based on different display requirements, and solves the problem of the single display structure of the electronic device in the related technology. The problem.

Optionally, referring to FIG. 2, when the second display screen 20 is located in the second position, the third display screen 30 may be located in the third position, and the electronic device is used to display the electronic device through the first display screen 10 and the second display screen 20. As a display interface for displaying images.

Or, referring to FIG. 3, when the second display screen 20 is located in the second position, the third display screen 30 may also be located in the fourth position, and the display interface of the electronic device includes the first display screen 10 and the second display screen. 20 and the third display screen 30. At this time, the first display screen 10, the second display screen 20 and the third display screen 30 are coplanar, the second display screen 20 is located outside the first display screen 10, and the third display screen 30 is located The outer side of the second display screen 20 and the inner peripheral wall of the second display screen 20 is in contact with the outer peripheral wall of the first display screen 10, and the outer peripheral wall of the second display screen 20 is in contact with the inner peripheral wall of the third display screen 30. In this way, the display interface of the electronic device is further enlarged.

Or, referring to FIG. 4, when the third display screen 30 is in the fourth position, the third display screen 30 is coplanar with the first display screen 10. At this time, the second display screen 20 may be in the first position and the third display The screen 30 is enclosed on the outside of the first display screen 10, and the display interface of the electronic device is now also composed of the first display screen 10 and the third display screen 30.

In this way, through the movement of the second display screen 20 and the third display screen 30, the size of the display interface of the electronic device for displaying images is no longer single and constant, and the electronic device can adjust the display based on different display requirements. The size of the interface is more convenient for users to watch and improves the user experience of electronic devices.

In the embodiment of the present disclosure, the number of the second display screen 20 and the third display screen 30 is not limited.

For example, in one embodiment, the first display screen 10 may be square, and the number of the second display screen 20 may be one or a square; when the second display screen 20 is in the second position, it may be located in the first position. Either side of the display screen 10 is spliced with the first display screen 10 to form a larger display screen. The third display screen 30 may also be a single square display screen. When the third display screen 30 is in the fourth position, it may be coplanar with the first display screen 10, that is, the third display screen 30 and the first display The screens 10 are spliced together to form the display interface of the electronic device. At this time, the second display screen 20 may be covered by the first display screen 10. Or, when the third display screen 30 is in the fourth position and the second display screen 20 is in the second position, the first display screen 10, the second display screen 20, and the third display screen 30 are joined together to form the display interface of the electronic device , The third display screen 30 may be located on the side of the second display screen 20 facing away from the first display screen 10 and contact the outer peripheral wall of the second display screen 20; or, the third display screen 30 may also be located The side of the first display screen 10 facing away from the second display screen 20 and is in contact with the outer peripheral wall of the first display screen 10; or, the third display screen 30 may also be located between the first display screen 10 and the second display screen. On the same side of the screen 20, it is in contact with the outer peripheral wall of the first display screen 10 and the outer peripheral wall of the second display screen 20. In this way, the display interface of the electronic device can be adjusted based on different usage requirements, so that the size change of the display interface of the electronic device is more flexible, and the user has a better viewing experience.

Or, in another embodiment, the first display screen 10 is circular, the number of the second display screens 20 is at least two, and when the at least two second display screens 20 are in the second position, they are spliced to form a first The ring structure surrounds the outside of the first display screen 10 and contacts the outer peripheral wall of the first display screen 10, as shown in FIG. 2. It should be noted that the first ring structure may be a complete ring structure, or may be a ring structure with openings, that is, a partial ring structure. Optionally, the first ring structure is a ring structure. In this embodiment, the number of the second display screen 20 can be multiple, and the larger the number, the size of the second display screen 20 can be designed to be smaller, which is more conducive to the second display screen 20 being in the first position. When it is hidden under the first display screen 10, the aesthetic appearance of the electronic device is ensured.

It should be noted that in other embodiments of the present disclosure, the first display screen 10 may also be an ellipse or a polygon of other forms, which is not specifically limited in the present disclosure.

Further, in the above-mentioned case where the first display screen 10 is circular, the number of the third display screens 30 is at least two, and when the at least two third display screens 30 are in the fourth position, they are spliced to form a second ring shape. Structure and surround the first display screen 10 outside. As shown in FIG. 3, the second annular structure formed by splicing the third display screen 30 surrounds the outside of the second display screen 20 spliced to form the first annular structure, and is in contact with the outer peripheral wall of the second display screen 20. It should be noted that the second ring structure may be a complete ring structure, or a ring structure with openings, that is, a partial ring structure. Optionally, the second ring structure is a ring structure. At this time, the first display screen 10, the second display screen 20, and the third display screen 30 can also be spliced to form a circular display screen with a larger size. The electronic device has a larger display interface, which is more convenient for users to watch and operate. It should be noted that when the second display screen 20 is in the first position and the third display screen 30 is in the third position, the first display screen 10 covers the second display screen 20 and the third display screen 30. In this case, the second display screen 20 and the third display screen 30 are equivalent to being hidden under the first display screen 10. The second display screen 20 and the third display screen 30 will not reveal the difference between the first display screen 10. In addition, for small electronic devices, such as wearable devices such as smart watches, the aesthetics of their appearance is guaranteed and it is also convenient for users to wear.

In the embodiment of the present disclosure, the electronic device further includes a rotating shaft 60, and the rotating shaft 60 is connected to the second display screen 20 through a transmission assembly. The rotation of the shaft can also drive the transmission assembly to move. Optionally, the rotating shaft 60 may be connected to a motor, and the motor is electrically connected to a controller of the electronic device, and the rotation of the motor is controlled by the controller to drive the rotating shaft 60 to rotate.

In an alternative embodiment, referring to FIG. 1, the rotating shaft 60 is vertically arranged in the central area of the second surface of the first display screen 10 and extends outward in a direction away from the second surface. The rotating shaft 60 passes through the transmission assembly Connect with the second display screen 20 and the third display screen 30. In this way, the rotation of the first display screen 10 can drive the rotation of the shaft 60. For example, the user can manually rotate the first display screen 10, or the electronic device can be provided with a driving mechanism, such as a motor, and the control of the motor and the electronic device The device is electrically connected, and the operation of the motor is controlled by the controller of the electronic device to drive the rotating shaft 60 to rotate, and then to drive the transmission assembly to rotate. The circuit connection relationship and working principle of the motor and the controller can be referred to the solutions in the related technology, which will not be repeated here.

Alternatively, the electronic device may also include a bottom plate (not shown). When the second display screen 20 is in the first position and the third display screen 30 is in the third position, the second display screen 20 and the third display screen 30 are located on the bottom plate and Between the first display screens 10, the rotating shaft may be perpendicular to the central area of the surface of the bottom plate facing the first display screen 10, and extending in a direction toward the second surface. The rotating shaft passes through the transmission assembly and the second display screen 20. , The third display screen 30 is connected. That is, the bottom plate is located below the third display screen 30, and the rotating shaft is arranged on the side of the bottom plate facing the first display screen 10. The rotation of the bottom plate can drive the rotation of the rotating shaft, for example, the user can manually rotate the bottom plate; or It may be that the electronic device is provided with a driving mechanism, such as a motor, which is electrically connected to the controller of the electronic device, and the operation of the motor is controlled by the controller of the electronic device to drive the rotating shaft to rotate, and then to drive the transmission assembly to rotate.

In the embodiment of the present disclosure, the electronic device further includes a driving mechanism. In the case that the electronic device does not have a rotating shaft, the driving mechanism can be connected to the transmission assembly, and the driving mechanism drives the second display screen 20 at the first position and the second position through the transmission assembly. Move between positions, and drive the third display screen 30 to move between the third position and the fourth position. For example, the driving mechanism may be a motor to control the movement of the transmission assembly through the motor, thereby driving the movement of the second display screen 20 and the third display screen 30. Or, in the case where the electronic device is further provided with a rotating shaft 60, for example, the rotating shaft 60 may be provided in the central area of the second surface of the first display screen 10, and the driving mechanism may be connected to the transmission assembly through the rotating shaft 60; , The transmission assembly is connected with the rotation shaft 60, the rotation shaft 60 is connected with the driving mechanism, and the driving mechanism drives the rotation shaft 60 to operate, and the rotation of the rotation shaft 60 drives the transmission assembly to rotate.

As a specific implementation, the driving mechanism includes a first driving mechanism (not shown) and a second driving mechanism (not shown), and the transmission assembly includes a first driving assembly 41 connected to the first driving mechanism and a second driving mechanism. The second transmission assembly 42 of the mechanism. 1 again, the first transmission assembly 41 includes a first transmission shaft 411 and a first transmission rod 412, the first transmission shaft 411 is connected to the first driving mechanism, one end of the first transmission rod 412 is connected to the first transmission shaft 411, and the other One end is connected to the second display screen 20. The second transmission assembly 42 includes a second transmission shaft 421 and a second transmission rod 422. The second transmission shaft 421 is connected to the second driving mechanism. One end of the second transmission rod 422 is connected to the second transmission shaft 421, and the other end is connected to the third display screen. 30.

In other words, the movement of the second display screen 20 and the movement of the third display screen 30 are respectively realized by different driving mechanisms and transmission components. The driving mechanism may be arranged in the housing of the electronic device and electrically connected to the controller of the electronic device, and the operation of the driving mechanism is controlled by the controller of the electronic device to drive the transmission assembly to rotate. The circuit connection relationship and working principle of the driving mechanism and the controller can be referred to related technologies, which will not be repeated here.

When the second display screen 20 is in the first position and the third display screen 30 is in the third position, the electronic device may only control the operation of the first driving mechanism, and the first driving mechanism drives the first transmission shaft 411 to rotate, thereby driving the first drive shaft 411 to rotate. The movement of the transmission rod 412 and the second display screen 20 causes the second display screen 20 to move to the second position and surround the first display screen 10.

Or, when the second display screen 20 is in the first position and the third display screen 30 is in the third position, the electronic device may only control the operation of the second driving mechanism, and the second driving mechanism drives the second transmission shaft 421 to rotate, thereby driving The movement of the second transmission rod 422 and the third display screen 30 makes the third display screen 30 move to be coplanar with the first display screen 10 and enclose the first display screen 10.

Alternatively, the electronic device may also control the simultaneous operation of the first driving mechanism and the second driving structure to drive the second display screen 20 to move to the second position and the third display screen 30 to move to the fourth position, then the second The display screen 20 is enclosed on the outside of the first display screen 10, and the third display screen 30 is enclosed on the outside of the second display screen 20, so that the first display screen 10, the second display screen 20, and the third display screen 30 are spliced to form a relatively The large-size display screen increases the size of the display interface of the electronic device.

Understandably, when the second display screen 20 is in the second position and the third display screen 30 is in the fourth position, the electronic device may only control the operation of the second driving mechanism to retract the third display screen 30. The display interface of the device is formed by splicing the first display screen 10 and the second display screen 20; alternatively, the first drive mechanism and the second drive structure can be controlled to operate simultaneously to display the second display screen 20 and the third display The screen 30 is retracted and hidden under the first display screen 10, and the display interface of the electronic device only includes the first display screen 10 at this time.

Optionally, the first transmission shaft 411 may be sleeved outside the rotation shaft 60, one end of the first transmission rod 412 is hinged with the first transmission shaft 411, and the other end is hinged with the second display screen 20. In this way, when the rotating shaft 60 rotates forward, it will also drive the first transmission shaft 411 to rotate coaxially. The rotation of the first transmission shaft 411 can generate an outward thrust on the first transmission rod 412 hinged to it. The pushing force can be used to push out the second display screen 20 hinged thereto. It is easy to understand that when the rotating shaft 60 is reversed, the second display screen 20 can be retracted inward under the joint action of the first transmission shaft 411 and the first transmission rod 412. The second transmission shaft 421 and the second transmission rod 422 can also be arranged with reference to the first transmission shaft 411 and the first transmission rod 412, and will not be repeated here.

In the embodiments of the present disclosure, by separately setting the driving mechanism and transmission components of the second display screen 20 and the third display screen 30, the control of the second display screen 20 and the third display screen 30 is made more intelligent and flexible. This makes the size of the display interface of the electronic device more selective.

Optionally, the electronic device further includes a tray for supporting the second display screen 20 and the third display screen 30 to ensure the stability of the second display screen 20 and the third display screen 30.

Please refer specifically to FIG. 1, the tray includes a first tray 51 and a second tray 52. Among them, the first tray 51 is located between the second display screen 20 and the third display screen 30, the side of the first tray 51 facing the second display screen 20 is provided with a first guide structure 511, and the second display screen 20 is provided with The second guide structure 201, the first guide structure 511 cooperates with the second guide structure 201, when the second display screen 20 moves to the second position through the first guide structure 511 and the second guide structure 201, the second display screen 20 It is located on the same plane as the first display screen 10; when the second display screen 20 is located at the first position, the first tray 51 supports the second display screen 20.

The second tray 52 is located on the side of the third display screen 30 facing away from the second display screen 20, and a third guide structure 521 is provided on the side of the second tray 52 facing the third display screen 30. The third display screen 30 is provided with There is a fourth guide structure 301. The third guide structure 521 cooperates with the fourth guide structure 301. When the third display screen 30 is in the third position, the second tray 52 supports the third display screen 30. When the third guide structure 521 and the fourth guide structure 301 move to the fourth position, the third display screen 30 and the first display screen 10 are coplanar.

For example, when the second display screen 20 moves to the second position through the first guide structure 511 and the second guide structure 201, and the third display screen 30 moves to the fourth position through the third guide structure 521 and the fourth guide structure 301, The first display screen 10, the second display screen 20, and the third display screen 30 are located on the same plane, as shown in FIG. 3. In this way, the electronic device has a larger display interface, and the user has a better viewing experience.

It should be noted that the first tray 51 and the second tray 52 are fixed and will not move due to the rotation of the first transmission shaft 411 or the second transmission shaft 421. For example, the second surface of the first display screen 10 may be provided with a fixed rod penetrating the first transmission shaft 411 and the second transmission shaft 421, the first tray 51 and the second tray 52 may be sleeved outside the fixed rod, and Fixedly connected with the fixed rod, the first driving mechanism may be provided on the first tray 51 or the fixed rod to drive the first transmission shaft 411 to operate; the second driving mechanism may be provided on the second tray 52 or the fixed rod, To drive the second transmission shaft 421 to operate. In this way, the rotation of the first transmission shaft 411 and the second transmission shaft 421 is ensured, and the fixation of the first tray 51 and the second tray 52 can be ensured. Of course, the electronic device may also be provided with a housing, and the first tray 51 and the second tray 52 are fixedly connected to the housing, and when at least one of the first screen 10, the second screen 20, and the third screen 30 rotates , The housing remains fixed, so that the first tray 51 and the second tray 52 are fixed.

It is understandable that the arrangement of the first guide structure 511 and the second guide structure 201 can guide the movement of the second display screen 20, prevent the movement of the second display screen 20 from shifting, and then use the second display The screen 20 can move to the second position, is on the same plane as the first display screen 10, and can be spliced with the first display screen 10 to form a complete display interface, such as a circular display interface. The arrangement of the third guide structure 521 and the fourth guide structure 301 can also guide the movement of the third display screen 30 to the fourth position so as to be at least on the same plane as the first display screen 10 to prevent the third display screen 30 from The movement has shifted.

Optionally, the first guiding structure 511 may be the same structure as the third guiding structure 521, such as both sliding rails; the second guiding structure 201 may be the same structure as the fourth guiding structure 301, such as sliding groove.

4-7, the first guiding structure 511 is a first sliding member, optionally, the first sliding member is a first roller, the second guiding structure 201 is a first guiding groove, and the third guiding structure 521 is a first Two sliding parts, optionally, the second sliding part is a second roller, and the fourth guiding structure 301 is a second guiding groove.

Wherein, the first guide groove includes a first side wall and a first bottom surface, the first bottom surface is an inclined surface, and the distance between the first bottom surface near the transmission assembly and the first tray 51 is smaller than the distance between the first bottom surface and the first bottom surface away from the transmission assembly. The distance between the first trays 51. The second guide groove includes a second side wall and a second bottom surface. The second bottom surface is an inclined surface. The distance between the second bottom surface and the second tray 52 near the transmission assembly is smaller than that of the second bottom surface at a distance away from the transmission assembly. The distance between the trays 52.

That is, the first roller is in contact with the bottom of the first guide groove, and the movement direction of the second display screen 20 is defined by the first guide groove and the first roller, so as to ensure that the second display screen 20 is in the second position. At this time, it can be on the same plane as the first display screen 10. The second roller is in contact with the bottom of the second guide groove, and the movement direction of the third display screen 30 is limited by the second guide groove and the second roller, so as to ensure that the third display screen 30 can interact with each other when it is in the fourth position. The first display screen 10 and the second display screen 20 are on the same plane.

The bottom of the first guide groove includes a first end close to the first transmission shaft 411 and a second end far away from the first transmission shaft 411. The first end is closer to the first tray 51 than the second end. Please refer specifically to FIG. 5, the bottom of the first guide groove is an inclined surface relative to the first tray 51. During the movement of the second display screen 20 to the second position, since the first tray 51 is fixed, the position of the first roller will not move, and the second display screen 20 will move towards the second display screen 20 by the thrust of the first transmission rod 412. Moving in the direction away from the first transmission shaft 411, the design of the bottom slope of the first guide groove will also make the first roller push the second display screen 20 to move away from the first tray 51, thereby enabling the second display screen 20 to move away from the first tray 51. Move to the same plane as the first display screen 10 to ensure that when the second display screen 20 is in the second position, it is spliced with the first display screen 10 into a complete plane to ensure the flatness of the display interface of the electronic device.

6 and 7, the bottom of the second guide groove includes a third end close to the second transmission shaft 421 and a fourth end far away from the second transmission shaft 421. The third end is closer to the second end than the fourth end. Tray 52. In the same principle, during the movement of the third display screen 30 to the fourth position, since the second tray 52 is fixed, the position of the second roller does not move, and the third display screen 30 is subjected to the second transmission rod 422. The thrust will move away from the second drive shaft 421, and the inclined surface design of the bottom of the second guide groove will also make the second roller push the third display screen 30 to move away from the second tray 52, thereby making the third display The screen 30 can be moved to the same plane as the first display screen 10 and the second display screen 20 to ensure the flatness of the display interface of the electronic device.

In addition, when the second display screen 20 is in the first position and the third display screen 30 is in the third position, that is, when the second display screen 20 and the third display screen 30 are hidden under the first display screen 10, the third The display screen 30 is farther away from the first display screen 10 than the second display screen 20, so the third display screen 30 needs to move a greater distance to be on the same plane as the first display screen 10 and the second display screen 20. In the embodiment of the present disclosure, the diameter of the second roller is larger than the diameter of the first roller, and the distance between the first end and the first tray 51 is smaller than the distance between the third end and the second tray 52. In this way, it is also ensured that the third display screen 30 can move to the same plane as the first display screen 10 and the second display screen 20, and the flatness of the display interface of the electronic device is ensured to ensure the user's viewing experience.

In the embodiment of the present disclosure, the number of the first tray 51 and the second tray 52 is not limited. For example, there may be only one first tray 51 and the second tray 52, or there may be more than one; The number of one tray 51 is the same as that of the second display screen 20, and the number of the second tray 52 is the same as the number of the third display screen 30. When the number of first trays 51 is at least two, at least two first trays 51 are stacked between the first display screen 10 and the third display screen 30; when the number of second trays 52 is at least two, at least The two second trays 52 are both located below the second display screen 20, and at least two second trays 52 are stacked relative to the first display screen 10.

Optionally, the number of the first tray 51 may be the same as the number of the second tray 52. 1 again, in a specific embodiment, the number of the first tray 51 is two, and the second display screen 20 includes a first sub-display screen 21 carried on one first tray 51 and another A second sub-display 22 on a first tray 51, and the first sub-display 21 and the second sub-display 22 are alternately arranged when in the second position and the fourth position, as shown in FIGS. 2 and 3. The number of the second tray 52 is two, the third display screen 30 includes a third sub-display screen 31 carried on one second tray 52 and a fourth sub-display screen 32 carried on another second tray 52, and The third sub-display screen 31 and the fourth sub-display screen 32 are alternately arranged when in the fourth position, as shown in FIG. 3. In this way, by arranging two first trays 51, a plurality of second display screens 20 are arranged in layers, and the size of each second display screen 20 can be designed to be smaller, which can avoid the problems on the same first tray 51. The touching of two adjacent second display screens 20 also ensures the smooth movement of the second display screen 20 between the first position and the second position. Similarly, the two second trays 52 are arranged so that multiple third display screens 30 are arranged in layers, and the size of each third display screen 30 can also be designed to be small, which can avoid the The touch of two adjacent third display screens 30 also ensures the smooth movement of the third display screen 30 between the third position and the fourth position.

Optionally, referring to FIGS. 1 to 3, the number of the first sub-display 21 and the second sub-display 22 is four, and the four first sub-display 21 and the four second sub-display 22 are in It is set alternately when in the second position and the fourth position; the number of the third sub-display 31 and the fourth sub-display 32 is four, and the four third sub-display 31 and four fourth sub-display 32 are in Set alternately when in the fourth position. In this way, the size of the first sub-display 21 and the second sub-display screen that are spliced to form the second display screen 20 can be designed to be smaller, and the third sub-display screen 31 and the second sub-display screen that are spliced to form the third display screen 30 The size of the four sub-displays 32 can also be designed to be smaller, which is beneficial to the layout of the sub-displays on the electronic device.

In the embodiments of the present disclosure, the electronic device may be a mobile phone, a tablet computer, an e-book reader, an MP3 player, an MP4 player, a wearable device, etc. Optionally, the electronic device is a wearable device, such as a smart watch. With such a design, the size of the display screen of the smart watch can be adjusted according to the user's operation, and can be adjusted to A larger display screen makes it easier for users to operate and watch the smart watch.

The above are only specific implementations of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art can easily conceive of changes or substitutions within the technical scope disclosed in the present disclosure, which shall cover Within the protection scope of this disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

An electronic device, comprising: a first display screen, a transmission assembly, a second display screen, and a third display screen. The first display screen includes a first surface and a second surface opposite to the first surface. Both the second display screen and the third display screen are connected to the transmission assembly, and the transmission assembly can drive the second display screen to move between a first position and a second position, and drive the third display screen Move between the third position and the fourth position;

Wherein, when the second display screen is in the first position and the third display screen is in the third position, the second display screen is located between the second surface and the third display screen. between;

When the second display screen is in the second position, the second display screen is coplanar with the first display screen, and the second display screen is located on the outside of the first display screen. The outer peripheral wall of the first display screen is in contact;

When the third display screen is in the fourth position, the third display screen is coplanar with the first display screen.
The electronic device according to claim 1, wherein when the second display screen is in the second position and the third display screen is in the fourth position, the first display screen, the The second display screen and the third display screen are coplanar, the second display screen is located outside the first display screen, the third display screen is located outside the second display screen, and the The inner peripheral wall of the second display screen is in contact with the outer peripheral wall of the first display screen, and the outer peripheral wall of the second display screen is in contact with the inner peripheral wall of the third display screen.
The electronic device according to claim 1, further comprising a rotating shaft, and the rotating shaft is connected to the second display screen through the transmission assembly.
The electronic device according to claim 3, wherein the rotating shaft is vertically arranged in the central area of the second surface and extends outward in a direction away from the second surface, and the rotating shaft passes through the transmission assembly and The second display screen and the third display screen are connected.
The electronic device according to claim 3, further comprising a bottom plate, when the second display screen is in the first position and the third display screen is in the third position, the second display screen And the third display screen is located between the bottom plate and the first display screen, and the rotation axis is perpendicularly arranged in the central area of the bottom plate facing the first display screen, and faces the first display screen. Extending in two directions, the rotating shaft is connected with the second display screen and the third display screen through the transmission assembly.
The electronic device according to claim 1, wherein the first display screen is circular, the number of the second display screen is at least two, and when at least two of the second display screens are in the second In position, the second display screen is spliced to form a first ring structure and surrounds the outside of the first display screen.
The electronic device according to claim 6, wherein the number of the third display screens is at least two, and when at least two of the third display screens are in the fourth position, the third display screens are spliced A second ring structure is formed and surrounds the outer side of the first display screen.
The electronic device according to claim 7, wherein when the second display screen is in the second position and the third display screen is in the fourth position, the second ring structure surrounds the The outer side of the first annular structure, and the third display screen is in contact with the outer peripheral wall of the second display screen.
The electronic device according to claim 1, wherein when the second display screen is in the first position and the third display screen is in the third position, the first display screen covers the first position The second display screen and the third display screen.
The electronic device according to claim 1, wherein the electronic device further comprises a driving mechanism, the driving mechanism is connected with the transmission assembly, and the driving mechanism drives the second display screen through the transmission assembly Moving between the first position and the second position, and driving the third display screen to move between the third position and the fourth position.
The electronic device according to claim 10, wherein the driving mechanism includes a first driving mechanism and a second driving mechanism, and the transmission assembly includes a first driving assembly connected to the first driving mechanism and a second driving mechanism connected to the second driving mechanism. The second transmission assembly of the drive mechanism;

The first transmission assembly includes a first transmission shaft and a first transmission rod, the first transmission shaft is connected to the first driving mechanism; one end of the first transmission rod is connected to the first transmission shaft, and the other end is connected The second display screen;

The second transmission assembly includes a second transmission shaft and a second transmission rod, the second transmission shaft is connected to the second driving mechanism; one end of the second transmission rod is connected to the second transmission shaft, and the other end is connected The third display screen.
10. The electronic device according to claim 10, further comprising a rotating shaft, the rotating shaft is connected to the second display screen through the transmission assembly, and the driving mechanism is connected to the transmission assembly through the rotating shaft.
The electronic device according to claim 3, wherein the electronic device further comprises a tray, the tray supporting the second display screen and the third display screen.
The electronic device according to claim 13, wherein the tray comprises:

The first tray, the first tray is located between the second display screen and the third display screen, a first guide structure is provided on the side of the first tray facing the second display screen, so The second display screen is provided with a second guide structure, and the first guide structure cooperates with the second guide structure;

When the second display screen is moved to the second position through the first guide structure and the second guide structure, the second display screen and the first display screen are located on the same plane;

When the second display screen is in the first position, the first tray supports the second display screen.
The electronic device according to claim 14, wherein the tray further comprises:

A second tray, the second tray is located on the side of the third display screen facing the second display screen, and a third guide is provided on the side of the second tray facing the third display screen Structure, the third display screen is provided with a fourth guide structure, and the third guide structure cooperates with the fourth guide structure;

When the third display screen is moved to the fourth position through the third guide structure and the fourth guide structure, the third display screen and the first display screen are located on the same plane;

When the third display screen is located at the third position, the second tray supports the third display screen.
The electronic device according to claim 15, wherein when the second display screen moves to the second position through the first guide structure and the second guide structure, the third display screen passes through the When the third guide structure and the fourth guide structure move to the fourth position, the first display screen, the second display screen, and the third display screen are located on the same plane.
15. The electronic device according to claim 15, wherein the first guiding structure is a first sliding member, the second guiding structure is a first guiding groove, the third guiding structure is a second sliding member, and the The fourth guiding structure is a second guiding groove;

The first guide groove includes a first side wall and a first bottom surface, the first bottom surface is an inclined surface, and the distance between the first bottom surface and the first tray near the transmission assembly is smaller than that of the The distance between the first bottom surface and the first tray far away from the transmission assembly;

The second guide groove includes a second side wall and a second bottom surface, the second bottom surface is an inclined surface, and the distance between the second bottom surface and the second tray near the transmission assembly is less than The distance between the second bottom surface and the second tray away from the transmission assembly.
The electronic device according to claim 17, wherein the first sliding member is a first roller, the second sliding member is a second roller, and the diameter of the second roller is larger than the diameter of the first roller; The distance between the first bottom surface and the first tray near the transmission assembly is smaller than the distance between the second bottom surface and the second tray near the transmission assembly.
15. The electronic device according to claim 15, wherein the number of the first tray is the same as the number of the second display screen, and the number of the second tray is the same as the number of the third display screen.
The electronic device according to claim 19, wherein the number of the first tray is the same as the number of the second tray.
The electronic device according to claim 20, wherein the number of the first tray is two, and the second display screen comprises a first sub-display screen carried on one first tray and a first sub-display screen carried on another first tray. A second sub-display on the tray, and the first sub-display and the second sub-display are alternately arranged when in the second position and the fourth position;

The number of the second tray is two, the third display screen includes a third sub-display screen carried on a second tray and a fourth sub-display screen carried on another second tray, and the third display screen The sub-display screen and the fourth sub-display screen are alternately arranged when in the fourth position.
22. The electronic device of claim 21, wherein the number of the first sub-display screen and the number of the second sub-display screen are both four, and the four first sub-display screens and the four second sub-display screens The sub-display screens are alternately arranged when in the second position and the fourth position.
The electronic device according to claim 21, wherein the number of the third sub-display screen and the number of the fourth sub-display screen are both four, and the four third sub-display screens and the four fourth sub-display screens The sub-display screens are alternately arranged when in the fourth position.