CN110677519A - Display device and electronic apparatus - Google Patents

Abstract

The embodiment of the present application provides a display device and an electronic device, wherein the display device includes a first display screen, a second display screen and a driving component, wherein the first display screen includes a first display area and a first light-transmitting area; the driving component is connected to the second display screen, and the driving component is used to drive the second display screen to switch between a first state and a second state; wherein the first state is that the second display screen is staggered from the first light-transmitting area so that the light signal can pass through the first light-transmitting area; and the second state is that the second display screen corresponds to the first light-transmitting area so that the information displayed on the second display screen can pass through the first light-transmitting area. The embodiment of the present application not only prevents dust from entering the interior of the electronic device, but also prevents external forces from damaging the driving component by arranging the driving component inside the electronic device.

Description

Display devices and electronic equipment

technical field

The present application relates to the field of electronic technologies, and in particular, to a display device and electronic equipment.

Background technique

With the development of communication technology, electronic devices such as smart phones are becoming more and more popular. During the use of the electronic device, the electronic device can use its display device to display images.

For better display effects and more display contents, it is necessary to increase the screen ratio of electronic devices. In the related art, the front camera is arranged on a lifting mechanism. When the user uses the front camera, the front camera arranged inside the electronic device is lifted up by the lifting mechanism. Although it can increase the screen ratio, it needs The complex lifting structure is designed separately. During the lifting process, the lifting structure can easily allow dust to enter the interior of the electronic equipment.

SUMMARY OF THE INVENTION

Embodiments of the present application provide a display device and an electronic device, which can prevent dust from entering the interior of the electronic device.

Embodiments of the present application provide a display device, which includes:

a first display screen, including a first display area and a first light-transmitting area;

a second display screen; and

a driving component, the driving component is connected to the second display screen, and the driving component is used for driving the second display screen to switch between the first state and the second state;

Wherein, the first state is that the second display screen is staggered from the first light-transmitting area, so that the light signal can pass through the first light-transmitting area;

The second state is that the second display screen corresponds to the first light-transmitting area, so that the information displayed on the second display screen is transmitted through the first light-transmitting area.

The embodiment of the present application also provides an electronic device, which includes:

A display device, the display device is as described above; and

a camera, the lens of the camera is set toward the first light-transmitting area, and when the second display screen is in the first state, the camera is used to acquire the outside world that passes through the first light-transmitting area The optical signal is imaged, and when the second display screen is in the second state, the display information of the second display screen passes through the first light-transmitting area.

The display device and the electronic device provided by the embodiments of the present application are provided with a driving component, and the driving component is used to drive the second display screen to be arranged in a staggered manner from the first light-transmitting area, and light signals can pass through the first light-transmitting area, which is convenient for the camera The optical signal is acquired for imaging, or the driving component is used to drive the second display screen to be arranged corresponding to the first light-transmitting area, so that the display information of the second display screen can pass through the first light-transmitting area. The inside of the device can not only prevent dust from entering the interior of the electronic device, but also prevent external forces from damaging the drive components.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the accompanying drawings that are used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative effort.

FIG. 1 is a schematic structural diagram of an electronic device provided by an embodiment of the present application.

FIG. 2 is a schematic structural diagram of a first structure of a display device in an electronic device provided by an embodiment of the present application.

FIG. 3 is a schematic diagram of a second structure of a display device in an electronic device according to an embodiment of the present application.

FIG. 4 is a schematic diagram of a third structure of a display device in an electronic device provided by an embodiment of the present application.

FIG. 5 is an enlarged schematic view of the display device A in FIG. 4 .

FIG. 6 is a schematic diagram of a fourth structure of a display device in an electronic device provided by an embodiment of the present application.

FIG. 7 is an enlarged schematic view of the display device B in FIG. 6 .

FIG. 8 is a schematic diagram of a fifth structure of a display device in an electronic device provided by an embodiment of the present application.

FIG. 9 is an enlarged schematic view of the display device C in FIG. 8 .

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without creative efforts shall fall within the protection scope of this application.

Embodiments of the present application provide an electronic device. Electronic devices can be smart phones, tablet computers, etc., and can also be game devices, AR (Augmented Reality, Augmented Reality) devices, automotive devices, data storage devices, audio playback devices, video playback devices, notebook computers, desktop computing devices, etc. .

Referring to FIG. 1 , FIG. 1 is a schematic structural diagram of an electronic device according to an embodiment of the application. The electronic device 100 may include a display device 10 , a camera 20 , a middle frame 30 , and a back cover 40 .

The display device 10 may be used to display information such as images, texts, and the like. The display device 10 may be installed on the middle frame 30 and connected to the back cover 40 through the middle frame 30, and the display device 10 may include a display surface and a display back surface opposite to the display surface. The display surface is the surface of the display device 10 facing the user, that is, the surface of the display device 10 that is visible to the user on the electronic device 100 . The non-display surface is the surface of the display device 10 facing the inside of the electronic device 100 . The display surface is used for displaying information, and the non-display surface does not display information.

The display device 10 may be a full screen. At this time, the display device 10 can display information in a full screen, so that the electronic device 100 has a larger screen ratio. The display device 10 includes only a display area and does not include a non-display area, or the area of the non-display area is small for the user. At this time, functional components such as a camera module and a proximity sensor in the electronic device 100 can be hidden under the display device 10 , and the fingerprint recognition module of the electronic device 100 can be disposed on the back cover 40 of the electronic device 100 .

It can be understood that a cover plate may also be provided on the display device 10 to protect the display device 10 and prevent the display device 10 from being scratched or damaged by water. The cover plate may be a transparent glass cover plate, so that the user can observe the content displayed by the display device 10 through the cover plate. It can be understood that the cover plate may be a glass cover plate made of sapphire.

Please refer to FIG. 2 and FIG. 3 together. FIG. 2 is a schematic diagram of a first structure of a display device in an electronic device provided by an embodiment of the present application, and FIG. 3 is a second structure of a display device in an electronic device provided by an embodiment of the present application. Schematic diagram; the display device 10 includes a first display screen 11, a second display screen 12 and a driving component.

It should be noted that in the description of this application, terms such as "first" and "second" are only used to distinguish similar objects, and cannot be understood as indicating or implying relative importance or implying the indicated technology number of features.

The first display screen 11 may be a liquid crystal display (Liquid Crystal Display, LCD), an organic light-emitting diode display (Organic Light-Emitting Diode, OLED) or an active-matrix organic light-emitting diode (Active-matrix organic light-emitting diode). , AMOLED). The second display screen 12 may be an organic light-emitting diode (Organic Light-Emitting Diode, OLED) or an active-matrix organic light-emitting diode (Active-matrix organic light-emitting diode, AMOLED).

The first display screen 11 includes a first display area 111 and a first light-transmitting area 112 . The first light-transmitting area 112 is adjacent to the edge of the first display area 111 , or a part of the first light-transmitting area 112 and the first display area 111 Adjacent to the edges, the first display area 111 is used for performing the display function of the display device 10 , for example, displaying information such as text and images, and the first light-transmitting area 112 is used for the transmission of external light signals. The area of the first display area 111 is larger than that of the first light-transmitting area 112 .

The first light-transmitting area 112 may be disposed at the edge of the first display screen 11 , or may be disposed in the middle of the first display screen 11 , for example, the first light-transmitting area 112 may be disposed at the center of the first display screen 11 .

It can be understood that, the first light-transmitting area 112 may be a regular shape such as a square, a circle, an ellipse, or other irregular shapes. The embodiment of the present application does not further limit the shape of the first light-transmitting area 112 .

The first light-transmitting area 112 can be realized by arranging through holes on the components of the first display screen 11. Exemplarily, the area of the first display screen 11 corresponding to the first light-transmitting area 112 may only retain the cover plate, or the first The area of the display screen 11 corresponding to the first light-transmitting area 112 may also retain a cover plate and a substrate. Wherein, when only the cover plate remains in the first light-transmitting area 112, the second display screen 12 can be arranged in the first light-transmitting area 112, and the edge of the second display screen 12 is adjacent to the first display screen 11, that is, The second display screen 12 and the first display screen 11 are located on the same layer. For example, the display surface of the second display screen 12 and the display surface of the first display screen 11 may be on the same plane, and the display back surface of the second display screen 12 and the display surface of the first display screen 12 may be on the same plane. The display back surface of one display screen 111 may also be on the same plane; alternatively, the display surface of the second display screen 12 and the display surface of the first display screen 11 may be on the same plane, and the display back surface of the second display screen 12 and the first display screen 11 may be on the same plane. The display back of the screen 111 may not be in the same plane. When the second display screen 12 is located in the first light-transmitting area 112, and the display surface of the second display screen 12 and the display surface of the first display screen 11 are in the same plane, Not only can the height difference be avoided when the second display screen 12 displays information, but also the space occupied by the second display screen 12 in the electronic device can be saved.

It can be understood that the display back surface of the second display screen 12 and the display back surface of the first display screen 11 may be in the same plane, and the display surface of the second display screen 12 and the display surface of the first display screen 11 may not be in the same plane. ; When the second display screen 12 is located in the first light-transmitting area 112, and the display surface of the second display screen 12 is not in the same plane as the display surface of the first display screen 11, it is located in the first display screen 12 relative to the second display screen. Below the light-transmitting area 112 , the height difference existing when the second display screen 12 displays information can also be correspondingly reduced, thereby saving the space occupied by the second display screen 12 in the electronic device.

When the first light-transmitting area 112 only retains the cover plate and the substrate, or the first light-transmitting area 112 only retains the cover plate, there is a gap between the display surface of the second display screen 12 and the display back surface of the first display screen 11, That is to say, the second display screen 12 is located below the display back surface of the first display screen 11 , which is convenient for the driving component to drive the second display screen 12 to move.

It should be noted that the substrate is the substrate substrate of the display screen, the substrate substrate can be used as a bearing platform of the display device, and the substrate substrate includes a transparent material, for example, the substrate substrate can be made of glass or plastic or resin or other material. For example, the material of the base substrate can be polyimide (PI).

It should be noted that when the second display screen 12 is moved, the second display screen 12 displays black, and the area surrounding the first light-transmitting area 112 or the entire first display screen 11 corresponding to the first display screen 11 displays black, which can prevent The user sees the internal structure from the outside of the electronic device through the first light-transmitting area 112, which plays the role of shielding the internal structure of the electronic device. At the same time, the user does not feel the curl of the second display screen 12, which can improve user experience.

The first display screen 11 includes a display surface such as a first display surface 113 and a display back surface such as a first display back surface 114, and the first display surface 113 is a first display screen, and a display back surface disposed opposite to the display surface. The surface 11 faces the user, that is, the user-visible surface of the first display screen 11 on the electronic device 100 . The first display back surface 114 is the surface of the first display screen 11 facing the inside of the electronic device 100 . The first display surface 113 is used to display information, and the first display back surface 114 does not display information.

The second display screen 12 includes a second display surface 121 and a second display back surface 122. The second display back surface 122 is disposed opposite to the second display surface 121. The second display surface 121 is used to perform the display function of the second display screen 12, for example , displaying text, images and other information, and the second display back 122 does not display information, the second display back 122 is the surface of the first display screen 11 facing the inside of the electronic device 100 .

The second display screen 12 and the first display screen 11 may be in different layers, that is, when the second display screen 12 is moved, there is a gap between the second display screen 12 and the first display screen 11, for example, the first display screen 12 There is a gap between the first display back surface 113 of the display screen 11 and the second display surface 121 of the second display screen 12 , that is, the second display screen 12 is disposed below the first display screen 11 .

It can be understood that the second display screen 12 and the first display screen 11 may also be on the same layer, that is, the second display surface 121 of the second display screen 12 and the first display surface 113 of the first display screen 11 are on the same layer plane, and/or the second display back surface 122 of the second display screen 12 and the first display back surface 114 of the first display screen 11 are in the same plane.

The driving components are arranged relative to the first display area 111 , for example, the driving components are arranged on the first display back surface 114 of the first display screen 11 . It can be understood that, the above-mentioned driving assembly may also be disposed in the middle frame of the electronic device 100 .

The driving component is connected to the second display screen 12, for example, the driving component is connected to the second display back surface 122 of the second display screen 12, and the driving component is used to drive the second display screen 12 to switch between the first state and the second state, wherein , the first state is that the second display screen 12 is staggered from the first light-transmitting area 112, so that the external light signal can pass through the first light-transmitting area 112. Exemplarily, the second display screen 12 is not arranged in the first light-transmitting area Below the area 112 , for example, it is disposed below the first display area 11 . The second state is that the second display screen 12 corresponds to the first light-transmitting area 112 , so that the information displayed on the second display screen 12 can pass through the first light-transmitting area 112 . Exemplarily, the second display screen 12 is disposed below the first light-transmitting area 11 . Therefore, it is not only possible to avoid setting up a complex lifting mechanism in the electronic device, but also to realize the functions of under-screen camera and full-screen display. Moreover, by arranging the drive components inside the electronic device, not only can dust be prevented from entering the interior of the electronic device, It is also possible to avoid damage to the drive assembly by external force. Meanwhile, the drive assembly of the present application only needs to drive the second display screen 12 to move, but does not need to drive the camera to move, which can also save the internal occupied space of the electronic device.

The first state is that the second display screen 12 is staggered from the first light-transmitting area 112 , that is, the projection part of the second display screen 12 on the first display screen 11 is located in the first light-transmitting area 112 , or all of the second display screen 12 is located in the first light-transmitting area 112 . A display area 111 . When the first display screen 11 and the second display screen 12 are in different layers, part or all of the second display screen 12 is located below the first display back surface 114 of the first display screen 11; When the screens 12 are on the same layer, the second display screen 12 is wound at one end of the first light-transmitting area 112 , for example, the second display screen 12 is wound at the black border of the display device or the frame of the electronic device.

The second state is that the second display screen 12 corresponds to the first light-transmitting area 112, that is, the projection of the second display screen 12 on the first display screen 11 is located in the first light-transmitting area 112, or the second display screen 12 is located in the first light-transmitting area 112. The screen 12 covers the first light-transmitting area 112 . When the first display screen 11 and the second display screen 12 are in different layers, the second display surface 121 of the second display screen 12 and the first display back surface 114 of the first display screen 11 have a gap, that is, the second display screen 12 is located below the first light transmission area 112; when the first display screen 11 and the second display screen 12 are in the same layer, the second display screen 12 is located in the first light transmission area 112, for example, the second display screen 12 The second display surface 121 and the first display surface 113 of the first display screen 11 are in the same plane, and/or the second non-display surface 122 of the second display screen 12 and the first non-display surface 114 of the first display screen 11 are in the same plane same plane.

Please refer to FIG. 4 and FIG. 5 , FIG. 4 is a schematic diagram of a third structure of an electronic device provided by an embodiment of the present application, and FIG. 5 is an enlarged schematic diagram of the display device A in FIG. 4 .

The driving assembly includes a first driving mechanism 13 and a second driving mechanism 14, the first driving mechanism 13 is connected to one end of the second display screen 12, and the first driving mechanism 13 is used to drive the second display screen 12 to switch to the first state; the second driving mechanism 14 is connected to the other end of the second display screen 12, and the second driving mechanism 14 is disposed opposite the first driving mechanism 13, and the second driving mechanism 14 Used to drive the second display screen 12 to switch to the second state. Wherein, the second display screen 12 may be a flexible screen.

Specifically, the first driving mechanism 13 drives the second display screen 12 to move toward the first direction, so that the second display screen 12 is staggered from the first light-transmitting area 112 , and the second driving mechanism 14 drives the second display screen 12 to move toward the first direction. The second direction is moved so that the second display screen 12 is disposed corresponding to the first light-transmitting area 112 , wherein the directions of the first direction and the second direction are opposite.

The first driving mechanism 13 and the second driving mechanism 14 are arranged opposite to each other, that is, the first driving mechanism 13 and the second driving mechanism 14 are arranged at opposite ends of the second display screen 12. For example, the first driving mechanism 13 is arranged at The top of the second display screen 12, the second drive mechanism 14 is arranged at the bottom of the second display screen 12, it can be understood that the first drive mechanism 13 can also be arranged at the bottom of the second display screen 12, the second The driving mechanism 14 can also be arranged on the top of the second display screen 12 .

The first driving mechanism 13 includes a rotating shaft 131 and a driving member. The rotating shaft 131 is rotatably connected to the position of the first display back 114 of the first display screen 11 close to the first light-transmitting area 112 , and the second display screen 12 is fixed. Connected to the rotating shaft 131 , that is, one end of the second display screen 12 is fixedly connected to the rotating shaft 131 . For example, two fixing rings are arranged at intervals on the first display back 114 of the first display screen 11 , two ends of the rotating shaft 131 are arranged in the fixing rings, and the rotating shaft 131 can rotate relative to the fixing rings.

In order to prevent the rotating shaft 131 from detaching from the fixing ring, the two ends of the rotating shaft 131 are provided with limiting members, and the limiting members can be a limiting cap fixedly connected with the end of the rotating shaft 131, and the size of the limiting cap is larger than that of the fixing ring, for example, a limiting cap The outer diameter is larger than the inner diameter of the fixing ring, which can well prevent the rotating shaft 131 from being separated from the fixing ring.

It should be noted that when the driving member drives the rotating shaft 131 to rotate, so as to wind the second display screen 12 on the rotating shaft 131, the first display screen 11 and the second display screen 12 may be in the same layer, or can be in different layers. When the first display screen 11 and the second display screen 12 are in different layers, the arrangement of the driving components is the same as that described above.

When the first display screen 11 and the second display screen 12 are on the same layer, for example, the display back surface of the first display screen 11 and the display back surface of the second display screen 12 may be on the same plane, and the display surface of the first display screen 11 The display surface of the second display screen 12 can also be in the same plane, the second display screen 12 is located in the first light-transmitting area 112, and the positions of the two opposite ends of the second display screen 12 are provided with a first connection part and a second display screen. Two connecting parts, one end of the second display screen 12 is connected to the rotating shaft 131 through the first connecting part, and the other end of the second display screen 12 is connected to the second driving mechanism 14 through the second connecting part, wherein the first connecting part and the second connecting part The two connecting parts are all flexible materials. When it is necessary to take pictures, the control driver drives the rotating shaft 131 to rotate in the first direction, and drives the second display screen 12 to rotate through the first connecting part, so as to rewind it to the rotating shaft 131; when the photographing is finished, control the second driving mechanism 14 moves along the second direction to drive the second connecting portion and drive the second display screen 12 to move, so as to set the second display screen 12 corresponding to the first light-transmitting area 112 .

It can be understood that, in order to prevent the second display screen 12 from deviating from the original track when moving, two guide posts can be arranged at the position of the first display screen 11 corresponding to the first light-transmitting area 112, and the two guide posts are arranged opposite, and the second display The opposite sides of the screen 12 are respectively slidingly connected to the two guide posts, which facilitates the movement of the second display screen 12 along the guide posts and plays a good guiding role.

It can be understood that, in order to facilitate the movement of the second display screen 12, a preset arc is set at the connection between the first light-transmitting area 112 and the first display back surface 114 of the first display screen 11, so as to facilitate the second display screen 12 to move out of the first light-transmitting area. The area 112 is wound onto the rotating shaft 131 , or the second display screen 12 is moved to correspond to the first transparent area 112 .

It can be understood that, when the display surface of the first display screen 11 and the display surface of the second display screen 12 are on the same plane, the part corresponding to the cover plate and the first light-transmitting area 112 and the display surface of the second display screen 12 are provided with The gap is used to avoid the contact friction between the second display screen 12 and the cover plate when moving.

The gap can be realized by arranging a first groove on the side of the cover plate facing the display surface of the second display screen 12, or the gap can also be the part of the cover plate corresponding to the first light-transmitting area 112 and the cover plate The portion corresponding to the first display area 111 has a height difference, that is, the thickness of the cover plate corresponding to the first display area 111 is greater than the thickness of the cover plate corresponding to the first light-transmitting area 112 .

It should be noted that, the first display area 111 and the first light-transmitting area 112 of the first display screen 11 may be the same cover plate.

Please refer to FIG. 6 and FIG. 7 . FIG. 6 is a schematic diagram of a fourth structure of a display device in an electronic device according to an embodiment of the present application; FIG. 7 is an enlarged schematic structural diagram of the display device B in FIG. 6 . The driving member is connected to one end of the rotating shaft 131, and the driving member is used to drive the rotating shaft 131 to rotate, so as to rewind the second display screen 12 to the rotating shaft 131, so that the light signal can be transmitted through the first display screen 131. The light-transmitting area 112 .

Wherein, the second display screen 12 may be a flexible screen. For example, the driving member drives the rotating shaft 131 to rotate, and the rotating shaft 131 drives the second display screen 12 to rotate, so that the second display screen 12 is wound on the rotating shaft 131 , thereby realizing that the second display screen 12 is staggered from the first light-transmitting area 112 , so that the optical signal can pass through the first light-transmitting area 112 , so that the camera 20 can acquire the imaging of the optical signal.

The driving member may include a motor such as a first motor 132, a first gear 133 and a second gear 134, the first gear 133 is connected to the first motor 132, the second gear 134 is sleeved and fixed on the rotating shaft 131, and all the The second gear 134 and the first gear 133 mesh with each other, and the first motor 132 is used to drive the first gear 133 to rotate, so as to drive the second gear 134 to drive the rotation shaft 131 to rotate. The second gear 134 has a hollow portion in the middle, and the outer surface of the rotating shaft 131 can be fixedly connected with the inner wall of the hollow portion formed by the second gear 134 to realize that the second gear 134 drives the rotating shaft 131 to rotate.

The first motor 132 may include a rotating shaft 1321, the first gear 133 is provided with a hollow portion, the rotating shaft 1321 can be inserted into the hollow portion of the first gear 133, and the rotating shaft 1321 of the first motor 132 can be realized by screwing or sticking. Fixed connection with the first gear 133 .

It can be understood that the first gear 133 and the second gear 134 do not necessarily exist, and can also be directly connected to the rotating shaft 131 through the first motor 132, and the rotating shaft 131 can be directly driven to rotate by the first motor 132, so that the rotating shaft 131 drives the first gear. The two display screens 12 are rotated so that the second display screen 12 is wound on the rotating shaft 131 , so that the second display screen 12 is shifted from the first light-transmitting area 112 so that the light signal can pass through the first light-transmitting area 112 . In the area 112, the camera can acquire optical signal imaging. Exemplarily, the rotating shaft 1321 of the first motor 132 can be clipped into the rotating shaft 131 and fixedly connected with the rotating shaft 131 . For example, the end of the rotating shaft 131 has a card interface, the rotating shaft 1321 of the first motor 132 is snapped into the card interface, and the rotating shaft 1321 of the first motor 132 and the rotating shaft 131 are fixedly connected by gear meshing or adhesive fixing.

It should be noted that the above-mentioned driving member is not limited to the above examples, and any driving member that can drive the rotating shaft to rotate is within the scope of protection of the present application.

It can be understood that, in order to make the rotating shaft 131 rewind the second display screen 12 better, and prevent the second display screen 12 from shifting during the process of rewinding the second display screen 12, the first display screen 11 of the first display screen 11 displays The back surface 114 is further provided with two guide rails, and the two guide rails are arranged opposite to the first light-transmitting area 112 , that is, the two guide rails are respectively arranged on two opposite edges of the first light-transmitting area 112 , and the two The guide rails are slidably connected to two sides of the second display screen 12 so that the second display screen 12 can move within the guide rails. Exemplarily, the two guide rails are respectively provided with openings, the openings are arranged along the longitudinal direction of the guide rails, the openings of the two guide rails are both arranged towards the first light-transmitting area 112 , and the openings are used for accommodating two opposite sides of the second display screen 12 . side, so that the second display screen 12 can move along the opening of the guide rail, so as not only can limit the deviation of the second display screen 12 in the process of moving, but also can make the second display screen 12 move along the opening of the guide rail to make it easier to move. The second display screen 12 can be rolled well, or the second display screen 12 can be set corresponding to the first light-transmitting area 112 in a better way, so that a full screen can be better realized. The first display screen 11 includes a first substrate, and the guide rails can be arranged on the first substrate. For example, the first substrate 11 is provided with a second groove, the second groove forms the above-mentioned guide rail, and the second display screen 12 is provided with a protrusion that matches with the second groove, for example, the second display screen 12 is provided with a snap-in The protrusion of the second groove.

It should be noted that the above-mentioned second driving mechanism 14 is not necessary, and a first driving mechanism 13 can be provided, and the first driving mechanism 13 drives the second display screen 12 to rotate toward the first direction, so that the second display screen 12 is in the first direction. In the first state, or the first driving mechanism drives the second display screen 12 to rotate toward the second direction, so that the second display screen 12 is in the second state, that is, the first driving mechanism 13 drives the second display screen 12 toward the first Rotate the second display screen 12 in a different direction from the first light-transmitting area 112, or the first driving mechanism 13 drives the second display screen 12 to rotate toward the second direction, so that the second display screen 12 corresponds to the first light-transmitting area. 112 settings.

Wherein, when the second display screen 12 is a flexible screen, the second display screen 12 can be limited by setting two guide rails, and the first driving mechanism 13 can drive the second display screen 12 to move along the guide rails toward the first direction, In order to make the second display screen 12 staggered from the first light-transmitting area 112, or the first driving mechanism 13 drives the second display screen 12 to rotate along the guide rail toward the second direction, so that the second display screen 12 corresponds to the first light-transmitting area 112 By setting, the guide rail plays a guiding role, which can prevent the second display screen 12 from deviating from the original track during the movement.

Please refer to FIG. 8 and FIG. 9 , FIG. 8 is a schematic diagram of a third structure of an electronic device provided by an embodiment of the present application, and FIG. 9 is an enlarged schematic diagram of the display device C in FIG. 8 . It can be understood that the first driving mechanism 13 may also include a spur gear 135, a third gear 136, and a motor such as a second motor 137. The spur gear 135 is disposed on the first display back 114 of the first display screen 11, and the spur gear One end of the bar 135 is fixedly connected to one end of the second display screen 12 , the other end of the straight rack 135 is meshed with the third gear 136 , and the second motor 137 is used to drive the third gear 136 to rotate to drive the spur gears The bar 135 moves to move the second display screen 12 to be staggered from the first light-transmitting area 112 , so that the light signal can pass through the first light-transmitting area 112 .

Specifically, when the user needs to take a photo, by controlling the second motor 137 to drive the third gear 136 to rotate, the third gear 136 drives the spur rack 135 to move in a direction away from the first light-transmitting area 112 , so that the spur rack 135 can be realized. The second display screen 12 is driven to move on the first display back surface 114 , so that the second display screen 12 is staggered from the first light-transmitting area 112 , so that the light signal can pass through the first light-transmitting area 112 .

One end of the straight rack 135 can be directly connected to one end of the second display screen 12 , for example, by bonding, clamping or screwing, one end of the straight rack 135 can be fixed to one end of the second display screen 12 .

It can be understood that one end of the second display screen 12 may also be provided with a connecting portion, and one end of the straight rack 135 may be connected to the connecting portion, and the connection with the second display screen 12 is realized through the connecting portion.

In order to prevent the spur gear 135 from shifting during the movement, the first display back 114 of the first display screen 11 is further provided with a limit slot 115, the limit slot 115 is matched with the straight rack 135, and the limit slot 115 is used for The straight gear rack 135 is accommodated, and the straight gear rack 135 can slide in the limiting groove 115 to drive the second display screen 11 to be staggered from the first transparent area 112 , so that the light signal can pass through the first transparent area 112 .

It should be noted that the length of the limiting slot 115 is at least twice that of the spur rack 135 , so that when the third gear 136 drives the spur rack 135 to move, a space for the spur rack 135 to move horizontally can be reserved.

In order to prevent the straight rack 135 from escaping from the limit slot 115, the two opposite sides of the straight rack 135 are provided with sliders, and the slot wall of the limit slot 115 is provided with a channel that cooperates with the slider, and the channel is used for the slider. Sliding in the limiting slot 115 can also restrict the slider from leaving the limiting slot 115 , so that the straight rack 135 can be restricted from leaving the limiting slot 115 .

It can be understood that when the second display screen 12 is not a flexible screen, for example, the second display screen 12 is an OLED screen, the second driving mechanism 14 may not be provided, and the third gear 136 is driven to rotate by the second motor 137, and the first The three gears 136 drive the spur rack 135 to move, so that the spur rack 135 can drive the second display screen 12 to move toward the first direction to be staggered from the first light-transmitting area 122 , or the spur rack 135 can drive the second display screen 12 moves toward the second direction to correspond to the first light-transmitting area 112 . The first direction and the second direction are different directions. For example, the first direction is a direction of moving away from the first light-transmitting area 112 , and the second direction is a direction of moving close to the first light-transmitting area 112 .

The first motor 132 and the second motor 137 may be servo motors or stepper motors, and the first motor 132 and the second motor 137 may both be servo motors or stepper motors.

Please refer to FIGS. 6 and 7 again, the second driving mechanism 14 may include an electric cylinder, the cylinder body of the electric cylinder is connected to the first display back surface 114 of the first display screen 11 , and the driving shaft of the electric cylinder is connected to In the second display screen 12 , the electric cylinder is used to drive the second display screen 12 to switch to the second state. When the first drive mechanism 13 drives the second display screen 12 to be in the first state, the second display screen 12 moves toward the direction close to the first drive mechanism 13, and the second display screen 12 drives the drive shaft of the electric cylinder toward the first drive mechanism 13 movement, when the second display screen 12 needs to display information, the drive shaft of the electric cylinder retracts, and drives the second display screen 12 to move in a direction away from the first drive mechanism 13, so that the second display screen 12 is in the first position. Two states, so that the information displayed on the second display screen 12 can be transmitted through the first light-transmitting area 112 .

It can be understood that the above-mentioned second driving mechanism 14 may also include an elastic member, one end of the elastic member is connected to the first display back surface 114 of the first display screen 11, and the other end of the elastic member is connected to the first display back surface 114 of the first display screen 11. Two display screens 12, the elastic member is used to drive the second display screen 12 to switch from the first state to the second state. When the first driving mechanism 13 drives the second display screen 12 to be in the first state, the second display screen 12 moves toward the direction close to the first driving mechanism 13, and the second display screen 12 drives one end of the elastic member toward the first driving mechanism. When the second display screen 12 needs to display information, the elastic member drives the second display screen 12 to move in the direction away from the first driving mechanism 13 under the action of the elastic restoring force, So that the second display screen 12 is in the second state, the information displayed by the second display screen 12 can be transmitted through the first light-transmitting area 112 .

The above-mentioned elastic member may include a spring. In order to prevent the elastic member from bending in the longitudinal direction, a limit post is provided on the first display back 114 of the first display screen 11. The limit post is arranged in the middle of the spring, and the limit post can limit the elastic member. It is bent in the longitudinal direction, so that the second display screen 12 can better cover the first light-transmitting area 112 to realize a full screen.

In order to more stably drive the second display screen 12 corresponding to the first light-transmitting area 112, the number of elastic members may be two, and the two elastic members are respectively disposed on opposite sides of the first light-transmitting area 112. The number of columns can also be set to two, and the number of elastic pieces is set in a one-to-one correspondence with the number of elastic pieces.

Please continue to refer to FIG. 1 , the camera 20 may be a front-facing camera, and the camera 20 is disposed in the middle frame 30 and is located below the display device 10 , specifically, the lens of the camera 20 is disposed toward the first light-transmitting area of the display device 10 , when When the second display screen 12 is in the first state, the camera 20 is used to acquire the external light signal passing through the first light-transmitting area 112 for imaging, and when the second display screen 12 is in the first state In two states, the information displayed by the second display screen 12 passes through the first light-transmitting area, wherein, in the first state, the second display screen 12 is staggered from the first light-transmitting area 112 so as to allow ambient light The signal passes through the first light-transmitting area 112 , and the second state is that the second display screen 12 faces the first light-transmitting area 112 , so that the information displayed on the second display screen 12 passes through the first light-transmitting area 112 . Not only can a full screen be realized, but also a complex lifting mechanism can be avoided in the electronic device 100 , thereby saving the internal space of the electronic device 100 .

The middle frame 30 may have a thin plate-like or sheet-like structure, or a hollow frame structure. The middle frame 30 is used to provide support for the electronic devices or functional components in the electronic device 100 , so as to mount the electronic devices and functional components in the electronic device 100 together. For example, functional components such as a camera module, a receiver component, a circuit board, and a battery in the electronic device 100 can be installed on the middle frame 30 for fixing. Moreover, the material of the middle frame 30 may include metal or plastic.

The side of the middle frame 30 facing the display device 10 is provided with an accommodating space, the accommodating space is disposed opposite to the first display area of the display device 10 , and the accommodating space can be used to install the above-mentioned driving components.

It can be understood that the above-mentioned middle frame 30 may further be provided with a third groove, and the third groove is used for accommodating the above-mentioned rotating shaft and the second display screen 12 that is rolled up to the rotating shaft.

The back cover 40 is used to form the outer contour of the electronic device 100 . The rear cover 40 may be integrally formed. During the molding process of the back cover 30 , structures such as a rear camera module hole, a fingerprint identification module mounting hole and the like may be formed on the back cover 40 .

The back cover 40 may be made of a metal material, such as magnesium alloy, stainless steel and other metals. It should be noted that the material of the back cover 40 in the embodiment of the present application is not limited to this, and other methods may also be used. For example, the back cover 40 can be made of plastic material. For another example, the back cover 40 may be made of ceramic material or glass material. For another example, the back cover 40 may include plastic material and metal material, and the back cover 40 may be a casing structure in which metal and plastic cooperate with each other. Specifically, a metal part may be formed first, for example, a magnesium alloy substrate is formed by injection molding, and plastic is then injected on the magnesium alloy substrate to form a plastic substrate to form a complete casing structure.

The electronic device 100 may further include a circuit board disposed inside the housing 30 . For example, the circuit board can be mounted on the middle frame of the housing 30 for securing and sealing the circuit board inside the electronic device through the battery cover. The circuit board may be the main board of the electronic device 100 . Wherein, the circuit board may also integrate one or more functional components such as a processor, a camera, an earphone interface, an acceleration sensor, a gyroscope, and a motor. Meanwhile, the display device 10 may be electrically connected to the circuit board to control the display of the display device 10 through a processor on the circuit board.

The battery can be mounted on the middle frame 30 for fixing and sealing the battery inside the electronic device through the battery cover. At the same time, a battery is electrically connected to the circuit board, so that the battery can supply power to the electronic device 100 . Wherein, a power management circuit may be provided on the circuit board. The power management circuit is used to distribute the voltage provided by the battery to the various electronic devices in the electronic device 100 .

Wherein, the battery may be a rechargeable battery. For example, the battery may also be a lithium ion battery.

It should be noted that the electronic device of the present application may also include other electronic devices, such as receivers, sensors, etc., and the structures and installation positions of these electronic devices may be the same as those of the electronic devices in the related art. Repeat them one by one.

The display device and the electronic device provided by the embodiments of the present application have been described in detail above. The principles and implementations of the present application are described herein using specific examples, and the descriptions of the above embodiments are only used to help understand the methods and core ideas of the present application; meanwhile, for those skilled in the art, according to the Thoughts, there will be changes in specific embodiments and application scopes. To sum up, the contents of this specification should not be construed as limitations on the present application.

Claims (14)

1. A display device, comprising:

the first display screen comprises a first display area and a first light-transmitting area;

a second display screen; and

the driving assembly is connected to the second display screen and used for driving the second display screen to be switched between a first state and a second state;

the first state is that the second display screen is staggered with the first light-transmitting area so that an optical signal can penetrate through the first light-transmitting area;

the second state is that the second display screen corresponds to the first light-transmitting area, so that information displayed by the second display screen penetrates through the first light-transmitting area.

2. The display device according to claim 1, wherein the second display screen is a flexible screen;

the drive assembly includes:

the first driving mechanism is connected to one end of the second display screen and used for driving the second display screen to be switched to the first state; and

and the second driving mechanism is connected to the other end of the second display screen, is arranged opposite to the first driving mechanism, and is used for driving the second display screen to be switched to the second state.

3. The display device according to claim 2, wherein the first driving mechanism includes:

the rotating shaft is connected to one end of the second display screen; and

the driving piece is connected to one end of the rotating shaft and used for driving the rotating shaft to rotate so that the second display screen can be wound on the rotating shaft.

4. A display device as claimed in claim 3, characterised in that the drive member comprises:

a motor;

the first gear is fixedly connected to the motor; and

the second gear, the second gear cover is established and is fixed in the pivot, and with first gear intermeshing, the motor is used for the drive first gear rotates, in order to drive the second gear drive the pivot rotates.

5. The display device according to claim 4, wherein the first display screen comprises a display surface and a display back surface opposite to the display surface, the display back surface of the first display screen is provided with two guide rails, and the two guide rails are slidably connected with the two side edges of the second display screen so that the second display screen moves along the guide rails.

6. The display device according to claim 2, wherein the second driving mechanism includes:

the electric cylinder, the cylinder body of electric cylinder set up in the demonstration back of first display screen, the actuating shaft of electric cylinder connect in the one end of second display screen, the cylinder body of electric cylinder is used for the drive shaft motion, the drive shaft drive the second display screen motion, so that the second display screen corresponds first printing opacity district sets up.

7. The display device according to claim 2, wherein the second driving mechanism includes:

the elastic component, elastic component one end connect in the demonstration back of first display screen, the other end of elastic component connect in the second display screen, the elastic component is used for the drive the motion of second display screen, so that the second display screen corresponds first printing opacity district sets up.

8. The display device according to claim 1, wherein the driving assembly comprises:

one end of the straight rack is fixedly connected to one end of the second display screen;

the third gear is meshed with the straight rack;

the motor is connected to the third gear and used for driving the third gear to rotate along a first direction so as to drive the spur rack to move, so that the second display screen moves and is staggered with the first light-transmitting area, or the motor is used for driving the third gear to rotate along a second direction so as to drive the spur rack to move, so that the second display screen moves and corresponds to the first light-transmitting area;

wherein the first direction and the second direction are opposite directions.

9. The display device according to claim 8, wherein the first display screen includes a display surface and a display back surface disposed opposite to the display surface, a limit groove is disposed on the display back surface of the first display screen, the spur rack is disposed in the limit groove, and the spur rack is movable in the limit groove.

10. The display device according to any one of claims 2 to 5, wherein the display surface of the first display screen and the display surface of the second display screen are in the same plane.

11. The display device according to any one of claims 1 to 9, wherein a gap is provided between the display back surface of the first display screen and the display surface of the second display screen.

12. The display device according to any one of claims 1 to 9, wherein the first display screen comprises a display surface and a display back surface disposed opposite to the display surface, and the driving assembly is disposed on the display back surface of the first display screen.

13. The display device according to any one of claims 1 to 9, wherein the driving unit is disposed in a middle frame of the electronic apparatus and corresponds to the first display region.

14. An electronic device, comprising:

a display device according to any one of claims 1 to 13; and

the camera, the camera lens orientation of camera first printing opacity district sets up, works as the second display screen is in when under the first state, the camera is used for acquireing to see through the external light signal in first printing opacity district images, works as the second display screen is in when under the second state, the display information of second display screen sees through first printing opacity district.

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