CN214587771U - Flexible display device - Google Patents

Abstract

The application provides a flexible display device, including first casing subassembly, the second casing subassembly, flexible screen and bearing structure, first casing subassembly and second casing subassembly can draw close relatively in order to contract flexible display device, and/or first casing subassembly and second casing subassembly can keep away from relatively in order to expand flexible display device, flexible screen and bearing structure all connect between first casing subassembly and second casing subassembly, bearing structure is used for supporting the flexible screen, bearing structure includes two at least support piece, rotationally connect between two adjacent support piece. The flexible display device of this application can realize bearing structure's accomodating to along with flexible display device's shrink with expand in order carrying out effectual support to the flexible screen, realize that the support of flexible screen levels no segment difference.

Description

Flexible display device

Technical Field

The application relates to the technical field of flexible display, in particular to a flexible display device.

Background

With the development of flexible display technology, flexible display screens are increasingly applied to terminals due to the characteristics of low power consumption, good flexibility and the like, and a supporting structure is required to support the flexible display screens when the flexible display screens are used, so that the flexible display screens can be normally used in a contracted or expanded state.

At present, a part of terminals wind a flexible display screen on a reel in the terminal in a curling manner so as to expand or contract the flexible display screen, a support structure of the manner generally adopts a structure of a stretching framework, for example, a double-matrix embedded framework is adopted, a left framework and a right framework are arranged in the terminal to support the flexible display screen, and when the screens are closed, the two frameworks support the closed flexible display screen together; when the screen is unfolded, the frameworks are separated along with the widening of the terminal, and the two frameworks support the corresponding screen respectively so as to achieve the purpose of flattening the screen without folds.

The end part of one side framework is fixed on the shell, the other side framework can slide out to support the flexible screen of the unfolding part, although the framework structure can support the screen, the embedded position between the two frameworks is in a hollow form, when the framework is in the unfolding state, gaps are formed among the framework strips of the frameworks, materials such as a battery and a circuit board need to be fixed behind the frameworks, the framework form is not provided with a complete supporting surface and is difficult to realize integral support, gaps are formed between the frameworks and the shell at the bottom, only the hollow frameworks support the screen under stress, the supporting force is weaker, unstable conditions such as shaking or bending and the like can be generated when the screen is pressed, the phenomenon of the screen which is easily uneven is easily caused, and meanwhile, after the frameworks are completely unfolded, because only the root part of the framework at the fixed side provides the supporting force, the fixed fulcrum is close to the front, the framework at the sliding side stretches out more and the supporting force to the screen is weaker, the problem of collapse due to pressing is easily caused, and the phenomenon of uneven screen is also caused.

The foregoing description is provided for general background information and is not admitted to be prior art.

SUMMERY OF THE UTILITY MODEL

To above-mentioned technical problem, this application provides a flexible display device can realize supporting structure's accomodation to along with flexible display device's shrink and expansion in order to carry out effectual support to the flexible screen.

In order to solve the technical problem, the application provides a flexible display device, including first casing subassembly, second casing subassembly, flexible screen and bearing structure, first casing subassembly with the second casing subassembly can draw close relatively in order to contract flexible display device, and/or first casing subassembly with the second casing subassembly can keep away from relatively in order to expand flexible display device, the flexible screen with bearing structure all connect in first casing subassembly with between the second casing subassembly, bearing structure is used for supporting the flexible screen, bearing structure includes two at least support piece, adjacent two rotationally connect between the support piece.

Optionally, one end of the flexible screen is connected to the first housing assembly, the other end of the flexible screen is connected to the second housing assembly, one end of the supporting structure is connected to the first housing assembly, the other end of the supporting structure is connected to the second housing assembly, and the at least two supporting members are arranged side by side.

Optionally, the first housing assembly includes a housing and a rotating shaft, the rotating shaft is rotatably connected to the inside of the housing, one end of the supporting structure is fixed and wound on the rotating shaft, and the first housing assembly and the second housing assembly are relatively close to each other or far away from each other to drive the supporting structure to be rolled back or unfolded by the rotating shaft.

Optionally, a side surface of the support member close to the flexible screen is a plane, and when the support structure is unfolded, at least two of the support members are used for supporting one side surface of the flexible screen to be flush with each other.

Optionally, a rotating structure is arranged between two adjacent supporting pieces, and a rotating axis of the rotating structure is parallel to an axis of the rotating shaft.

Optionally, the number of the rotating structures is at least two, and the rotating structures are respectively arranged between two adjacent supporting pieces at intervals.

Optionally, the rotating structure comprises a first hinge connected to one side of each supporting piece and a second hinge connected to the other side of each supporting piece, and the two adjacent supporting pieces are connected in a rotating mode through the first hinge and the second hinge in a matching mode with a hinge shaft.

Optionally, the rotation structure includes a connecting shaft connected to one side of the supporting member, and a mounting groove connected to the other side of the supporting member, and two adjacent supporting members are disposed in the mounting groove through the connecting shaft and can rotate around the axis of the connecting shaft.

Optionally, when the support structure is unfolded, two adjacent support members abut against each other to form a support surface for the flexible screen together.

Optionally, the length direction of the support member is perpendicular to the extending or retracting direction of the flexible display device.

Optionally, the support is a strip structure.

Optionally, the first housing assembly further includes a winding drum, the winding drum is sleeved outside the rotating shaft and fixed to the housing, an opening is formed in the winding drum, one end of the supporting structure is accommodated in the winding drum, and the other end of the supporting structure extends out of the opening and is connected to the second housing assembly.

Optionally, one section of the flexible screen covers the support structure, and the other section of the flexible screen is disposed in the housing, and when the flexible display device is retracted or extended, the flexible screen can move relative to the housing to retract or extend.

Optionally, the flexible display device further includes a fixing housing, the fixing housing is fixed to the supporting structure, and a battery and/or a circuit board are/is disposed on the fixing housing.

The utility model provides a flexible display device can realize bearing structure's accomodation, first casing subassembly and the being close to of second casing subassembly or keeping away from along with flexible display device, with shrink or expand this bearing structure, bearing structure's a plurality of support piece are stronger to the holding power of flexible screen, and along with flexible display device's shrink and expansion, rotationally connect through between two adjacent support piece, a plurality of support piece can carry out effectual support to the flexible screen step by step, realize that the support of flexible screen levels not have the segment difference.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application. In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic hardware structure diagram of a mobile terminal implementing various embodiments of the present application;

fig. 2 is a communication network system architecture diagram according to an embodiment of the present application;

fig. 3 is a schematic cross-sectional view of a flexible display device according to an embodiment of the present application in a contracted state;

FIG. 4 is a schematic cross-sectional view of a flexible display device according to an embodiment of the present application in an unfolded state;

fig. 5 is a schematic top view of a flexible display device according to an embodiment of the present application in a contracted state;

FIG. 6 is a schematic diagram illustrating a top view of a flexible display device in an expanded state according to an embodiment of the present application;

fig. 7 is a schematic structural diagram of two adjacent supporting members in a flexible display device according to another embodiment of the present application.

The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings. With the above figures, there are shown specific embodiments of the present application, which will be described in more detail below. These drawings and written description are not intended to limit the scope of the inventive concepts in any manner, but rather to illustrate the inventive concepts to those skilled in the art by reference to specific embodiments.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the recitation of an element by the phrase "comprising an … …" does not exclude the presence of additional like elements in the process, method, article, or apparatus that comprises the element, and further, where similarly-named elements, features, or elements in different embodiments of the disclosure may have the same meaning, or may have different meanings, that particular meaning should be determined by their interpretation in the embodiment or further by context with the embodiment.

It should be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope herein. The word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context. Also, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes" and/or "including," when used in this specification, specify the presence of stated features, steps, operations, elements, components, items, species, and/or groups, but do not preclude the presence, or addition of one or more other features, steps, operations, elements, components, species, and/or groups thereof. The terms "or," "and/or," "including at least one of the following," and the like, as used herein, are to be construed as inclusive or mean any one or any combination. For example, "includes at least one of: A. b, C "means" any of the following: a; b; c; a and B; a and C; b and C; a and B and C ", again for example," A, B or C "or" A, B and/or C "means" any of the following: a; b; c; a and B; a and C; b and C; a and B and C'. An exception to this definition will occur only when a combination of elements, functions, steps or operations are inherently mutually exclusive in some way.

It should be understood that, although the steps in the flowcharts in the embodiments of the present application are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and may be performed in other orders unless explicitly stated herein. Moreover, at least some of the steps in the figures may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, in different orders, and may be performed alternately or at least partially with respect to other steps or sub-steps of other steps.

The words "if", as used herein, may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to a detection", depending on the context. Similarly, the phrases "if determined" or "if detected (a stated condition or event)" may be interpreted as "when determined" or "in response to a determination" or "when detected (a stated condition or event)" or "in response to a detection (a stated condition or event)", depending on the context.

It should be noted that, step numbers such as 301 and 302 are used herein for the purpose of more clearly and briefly describing the corresponding content, and do not constitute a substantial limitation on the sequence, and those skilled in the art may perform 302 first and then 301 in specific implementation, but these should be within the scope of the present application.

The words "if", as used herein, may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to a detection", depending on the context. Similarly, the phrases "if determined" or "if detected (a stated condition or event)" may be interpreted as "when determined" or "in response to a determination" or "when detected (a stated condition or event)" or "in response to a detection (a stated condition or event)", depending on the context.

It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In the following description, suffixes such as "module", "component", or "unit" used to denote elements are used only for the convenience of description of the present application, and have no specific meaning in themselves. Thus, "module", "component" or "unit" may be used mixedly.

The mobile terminal may be implemented in various forms. For example, the mobile terminal described in the present application may include mobile terminals such as a mobile phone, a tablet computer, a notebook computer, a palmtop computer, a Personal Digital Assistant (PDA), a Portable Media Player (PMP), a navigation device, a wearable device, a smart band, a pedometer, and the like, and fixed terminals such as a Digital TV, a desktop computer, and the like.

The following description will be given taking a mobile terminal as an example, and it will be understood by those skilled in the art that the configuration according to the embodiment of the present application can be applied to a fixed type terminal in addition to elements particularly used for mobile purposes.

Referring to fig. 1, which is a schematic diagram of a hardware structure of a mobile terminal for implementing various embodiments of the present application, the mobile terminal 100 may include: RF (Radio Frequency) unit 101, WiFi module 102, audio output unit 103, a/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit 108, memory 109, processor 110, and power supply 111. Those skilled in the art will appreciate that the mobile terminal architecture shown in fig. 1 is not intended to be limiting of mobile terminals, which may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components.

The following describes each component of the mobile terminal in detail with reference to fig. 1:

the radio frequency unit 101 may be configured to receive and transmit signals during information transmission and reception or during a call, and specifically, receive downlink information of a base station and then process the downlink information to the processor 110; in addition, the uplink data is transmitted to the base station. Typically, radio frequency unit 101 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 101 can also communicate with a network and other devices through wireless communication. The wireless communication may use any communication standard or protocol, including but not limited to GSM (Global System for Mobile communications), GPRS (General Packet Radio Service), CDMA2000(Code Division Multiple Access 2000), WCDMA (Wideband Code Division Multiple Access), TD-SCDMA (Time Division-Synchronous Code Division Multiple Access), FDD-LTE (Frequency Division duplex Long Term Evolution), and TDD-LTE (Time Division duplex Long Term Evolution).

WiFi belongs to short-distance wireless transmission technology, and the mobile terminal can help a user to receive and send e-mails, browse webpages, access streaming media and the like through the WiFi module 102, and provides wireless broadband internet access for the user. Although fig. 1 shows the WiFi module 102, it is understood that it does not belong to the essential constitution of the mobile terminal, and may be omitted entirely as needed within the scope not changing the essence of the invention.

The audio output unit 103 may convert audio data received by the radio frequency unit 101 or the WiFi module 102 or stored in the memory 109 into an audio signal and output as sound when the mobile terminal 100 is in a call signal reception mode, a call mode, a recording mode, a voice recognition mode, a broadcast reception mode, or the like. Also, the audio output unit 103 may also provide audio output related to a specific function performed by the mobile terminal 100 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 103 may include a speaker, a buzzer, and the like.

The a/V input unit 104 is used to receive audio or video signals. The a/V input Unit 104 may include a Graphics Processing Unit (GPU) 1041 and a microphone 1042, the Graphics processor 1041 Processing image data of still pictures or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the display unit 106. The image frames processed by the graphic processor 1041 may be stored in the memory 109 (or other storage medium) or transmitted via the radio frequency unit 101 or the WiFi module 102. The microphone 1042 may receive sounds (audio data) via the microphone 1042 in a phone call mode, a recording mode, a voice recognition mode, or the like, and may be capable of processing such sounds into audio data. The processed audio (voice) data may be converted into a format output transmittable to a mobile communication base station via the radio frequency unit 101 in case of a phone call mode. The microphone 1042 may implement various types of noise cancellation (or suppression) algorithms to cancel (or suppress) noise or interference generated in the course of receiving and transmitting audio signals.

The mobile terminal 100 also includes at least one sensor 105, such as a light sensor, a motion sensor, and other sensors. Specifically, the light sensor includes an ambient light sensor that may optionally adjust the brightness of the display panel 1061 according to the brightness of ambient light, and a proximity sensor that may turn off the display panel 1061 and/or the backlight when the mobile terminal 100 is moved to the ear. As one of the motion sensors, the accelerometer sensor can detect the magnitude of acceleration in each direction (generally, three axes), can detect the magnitude and direction of gravity when stationary, and can be used for applications of recognizing the posture of a mobile phone (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration recognition related functions (such as pedometer and tapping), and the like; as for other sensors such as a fingerprint sensor, a pressure sensor, an iris sensor, a molecular sensor, a gyroscope, a barometer, a hygrometer, a thermometer, and an infrared sensor, which can be configured on the mobile phone, further description is omitted here.

The display unit 106 is used to display information input by a user or information provided to the user. The Display unit 106 may include a Display panel 1061, and the Display panel 1061 may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.

The user input unit 107 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the mobile terminal. Specifically, the user input unit 107 may include a touch panel 1071 and other input devices 1072. The touch panel 1071, also referred to as a touch screen, may collect a touch operation performed by a user on or near the touch panel 1071 (e.g., an operation performed by the user on or near the touch panel 1071 using a finger, a stylus, or any other suitable object or accessory), and drive a corresponding connection device according to a predetermined program. The touch panel 1071 may include two parts of a touch detection device and a touch controller. Optionally, the touch detection device detects a touch orientation of a user, detects a signal caused by a touch operation, and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 110, and can receive and execute commands sent by the processor 110. In addition, the touch panel 1071 may be implemented in various types, such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. In addition to the touch panel 1071, the user input unit 107 may include other input devices 1072. In particular, other input devices 1072 may include, but are not limited to, one or more of a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and the like, and are not limited to these specific examples.

Alternatively, the touch panel 1071 may cover the display panel 1061, and when the touch panel 1071 detects a touch operation thereon or nearby, the touch panel 1071 transmits the touch operation to the processor 110 to determine the type of the touch event, and then the processor 110 provides a corresponding visual output on the display panel 1061 according to the type of the touch event. Although the touch panel 1071 and the display panel 1061 are shown in fig. 1 as two separate components to implement the input and output functions of the mobile terminal, in some embodiments, the touch panel 1071 and the display panel 1061 may be integrated to implement the input and output functions of the mobile terminal, and is not limited herein.

The interface unit 108 serves as an interface through which at least one external device is connected to the mobile terminal 100. For example, the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 108 may be used to receive input (e.g., data information, power, etc.) from external devices and transmit the received input to one or more elements within the mobile terminal 100 or may be used to transmit data between the mobile terminal 100 and external devices.

The memory 109 may be used to store software programs as well as various data. The memory 109 may mainly include a program storage area and a data storage area, and optionally, the program storage area may store an operating system, an application program (such as a sound playing function, an image playing function, and the like) required by at least one function, and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 109 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.

The processor 110 is a control center of the mobile terminal, connects various parts of the entire mobile terminal using various interfaces and lines, and performs various functions of the mobile terminal and processes data by operating or executing software programs and/or modules stored in the memory 109 and calling data stored in the memory 109, thereby performing overall monitoring of the mobile terminal. Processor 110 may include one or more processing units; preferably, the processor 110 may integrate an application processor and a modem processor, optionally, the application processor mainly handles operating systems, user interfaces, application programs, etc., and the modem processor mainly handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 110.

The mobile terminal 100 may further include a power supply 111 (e.g., a battery) for supplying power to various components, and preferably, the power supply 111 may be logically connected to the processor 110 via a power management system, so as to manage charging, discharging, and power consumption management functions via the power management system.

Although not shown in fig. 1, the mobile terminal 100 may further include a bluetooth module or the like, which is not described in detail herein.

In order to facilitate understanding of the embodiments of the present application, a communication network system on which the mobile terminal of the present application is based is described below.

Referring to fig. 2, fig. 2 is an architecture diagram of a communication Network system according to an embodiment of the present disclosure, where the communication Network system is an LTE system of a universal mobile telecommunications technology, and the LTE system includes a UE (User Equipment) 201, an E-UTRAN (Evolved UMTS Terrestrial Radio Access Network) 202, an EPC (Evolved Packet Core) 203, and an IP service 204 of an operator, which are in communication connection in sequence.

Specifically, the UE201 may be the terminal 100 described above, and is not described herein again.

The E-UTRAN202 includes eNodeB2021 and other eNodeBs 2022, among others. Alternatively, the eNodeB2021 may be connected with other enodebs 2022 through a backhaul (e.g., X2 interface), the eNodeB2021 is connected to the EPC203, and the eNodeB2021 may provide the UE201 access to the EPC 203.

The EPC203 may include an MME (Mobility Management Entity) 2031, an HSS (Home Subscriber Server) 2032, other MMEs 2033, an SGW (Serving gateway) 2034, a PGW (PDN gateway) 2035, and a PCRF (Policy and Charging Rules Function) 2036, and the like. Optionally, the MME2031 is a control node that handles signaling between the UE201 and the EPC203, providing bearer and connection management. HSS2032 is used to provide registers to manage functions such as home location register (not shown) and holds subscriber specific information about service characteristics, data rates, etc. All user data may be sent through SGW2034, PGW2035 may provide IP address assignment for UE201 and other functions, and PCRF2036 is a policy and charging control policy decision point for traffic data flow and IP bearer resources, which selects and provides available policy and charging control decisions for a policy and charging enforcement function (not shown).

The IP services 204 may include the internet, intranets, IMS (IP Multimedia Subsystem), or other IP services, among others.

Although the LTE system is described as an example, it should be understood by those skilled in the art that the present application is not limited to the LTE system, but may also be applied to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA, and future new network systems.

Based on the above mobile terminal hardware structure and communication network system, various embodiments of the present application are provided.

Referring to fig. 3 to 6, fig. 3 is a schematic cross-sectional structure diagram of a flexible display device in a contracted state according to an embodiment of the present disclosure, fig. 4 is a schematic cross-sectional structure diagram of the flexible display device in an expanded state according to the embodiment of the present disclosure, fig. 5 is a schematic top-view structure diagram of the flexible display device in the contracted state according to the embodiment of the present disclosure, fig. 6 is a schematic top-view structure diagram of the flexible display device in the expanded state according to the embodiment of the present disclosure, the flexible display device in the present disclosure includes a first housing component 1, a second housing component 2, a flexible screen 3 and a supporting structure 4, the flexible screen 3 and the supporting structure 4 are disposed in the first housing component 1 and the second housing component 2, the first housing component 1 and the second housing component 2 can be relatively close to contract the flexible display device, and/or the first housing component 1 and the second housing component 2 can be relatively far away from each other to expand the flexible display device, the flexible screen 3 and the support structure 4 are both connected between the first housing component 1 and the second housing component 2.

One end of the flexible screen 3 is connected with the first shell assembly 1, the other end of the flexible screen 3 is connected with the second shell assembly 2, one end of the supporting structure 4 is connected with the first shell assembly 1, the other end of the supporting structure 4 is connected with the second shell assembly 2, the supporting structure 4 is used for supporting the flexible screen 3, the supporting structure 4 is an extensible structure, and the supporting structure 4 and the flexible screen 3 are matched with the flexible display device in the contraction and expansion states.

The support structure 4 comprises a plurality of support members 41 arranged side by side, and two adjacent support members 41 are rotatably connected with each other, that is, when the support structure 4 is in an unfolded state, the plurality of support members 41 are connected with each other side by side to form an unfolded flat state to support the flexible screen 3, wherein the side by side arrangement is understood that the plurality of support members 41 are sequentially connected end to form an integral support, when the support structure 4 is in a contracted state, two adjacent support members 41 can rotate around an axis between the two adjacent support members 41, so that the support structure 4 can form a contracted state for winding the reel,

referring to fig. 3 and 4, optionally, the first housing component 1 includes a housing 11 and a rotating shaft 12, the rotating shaft 12 is rotatably connected in the housing 11, where the rotatable connection may be understood as that the rotating shaft 12 rotates, that is, the rotating shaft 12 rotates around its central axis, one end of the supporting structure 4 is fixed and wound on the rotating shaft 12, and the first housing component 1 and the second housing component 2 relatively close to each other or move away from each other to drive the supporting structure 4 to be wound or unwound by the rotating shaft 12.

One of the first housing assembly 1 and the second housing assembly 2 is a movable end of the flexible display device, and the other is a fixed end of the flexible display device, and a driving mechanism (not shown) of the flexible display device drives the movable end to move closer to or away from the fixed end, so as to switch the flexible display device between the retracted state and the extended state. In this embodiment, the first housing component 1 is a movable end, the second housing component 2 is a fixed end, the driving mechanism is configured to drive the housing 11 of the first housing component 1 to move, and the rotating shaft 12 disposed in the housing 11 also moves together, where the rotating shaft 12 moves together, it can be understood that the position of the rotating shaft 12 relative to the second housing component 2 changes along with the change of the housing 11, that is, the rotating shaft 12 moves along with the housing 11, but the rotating shaft 12 can also rotate, so that the supporting structure 4 is rolled back onto the rotating shaft 12 or the supporting structure 4 is unfolded by virtue of clockwise and counterclockwise rotation of the rotating shaft 12, thereby supporting the unfolded flexible screen 3.

In an alternative embodiment, a part of the flexible screen 3 is fixedly connected with a part of the supporting structure 4, that is, in a contracted state of the flexible display device, the display area of the flexible screen 3 and the supporting structure 4 corresponding to the display area are attached to each other, when the flexible display device needs to expand the screen, the expanded flexible screen 3 is movably laid on the supporting structure 4, where movably laying is understood that the part of the flexible screen 3 is not completely fixed on the supporting structure 4, since the expanded flexible screen 3 moves from the non-display area of the first housing assembly 1 to the display area, as the supporting structure 4 expands, the expanded flexible screen 3 is gradually laid on the expanded supporting structure 4, that is, the length of the expanded flexible screen 3 is matched with that of the expanded supporting structure 4, at this time, the supporting structure 4 provides a supporting force to the flexible screen 3 laid thereon, when the support structure 4 is retracted, the flexible screen 3 can be released from the support surface provided by the support structure 4 and rolled onto the spindle 12.

Optionally, the first housing component 1 further includes a winding drum 13, the winding drum 13 is sleeved outside the rotating shaft 12 and fixed on the housing 11, that is, the rotating shaft 12 can rotate relative to the winding drum 13, the winding drum 13 does not rotate, the winding drum 13 is prevented from rotating to interfere with the extending position of the supporting structure 4, and the matching of the rotating shaft 12 and the winding drum 13 can be understood as a structure similar to a bearing. The winding drum 13 is provided with an opening 130, the opening 130 is located at the top position of the winding drum 13 close to the flexible screen 3, one end of the supporting structure 4 is accommodated in the winding drum 13, the other end of the supporting structure 4 extends out of the opening 130 and is connected to the second shell component 2, and the supporting structure 4 extends out of the opening 130 to be parallel to the flexible screen 3 and better bears the flexible screen 3.

Optionally, the second housing assembly 2 may also include a housing 11, a rotating shaft 12 and a winding drum 13, one side of the flexible screen 3 and the supporting structure 4, which is connected to the second housing assembly 2, is fixedly connected to the housing 11 of the second housing assembly 2, that is, one side of the flexible screen 3 is fixed to the housing 11 of the second housing assembly 2, one side of the supporting structure 4 is fixed to the rotating shaft 12 of the second housing assembly 2, and the first housing assembly 1 and the second housing assembly 2 form a symmetrical structure.

Alternatively, one section of the flexible screen 3 is overlaid on the support structure 4 and the other section of the flexible screen 3 is disposed within the housing 11 of the first housing 11 assembly, and the flexible screen 3 can move relative to the housing 11 to retract or extend when the flexible display device is collapsed or extended. It can be understood that, corresponding to the side position of the flexible display device, the inner wall of the flexible screen 3 contacts with the outer wall of the winding drum 13, and the flexible screen 3 arranged in the housing 11 can slide relative to the winding drum 13 under the contraction or expansion of the flexible display device, and the flexible screen 3 which can move along with the contraction or expansion of the flexible display device moves from one surface of the flexible display device to the other surface, that is, the winding drum 13 realizes the function of assisting the turning of the flexible screen 3.

Optionally, the flexible display device further includes a fixing housing 5, the fixing housing 5 is provided with a battery and/or a circuit board, and the fixing housing 5 is fixed to the fixing end of the supporting structure 4, and the supporting strength of the plurality of side-by-side supporting members 41 of the supporting structure 4 is high, so that the fixing stability of the fixing housing 5 on the supporting structure 4 is also improved.

Referring to fig. 4 and 5 in combination, since the support structure 4 provides a supporting force for the flexible screen 3, the support structure 4 is usually made of a hard material, such as an alloy material, and the support structure 4 can be accommodated and unfolded by the rotating structure 42. A rotating structure 42 is arranged between two adjacent supporting pieces 41, the rotating axis of the rotating structure 42 is parallel to the axis of the rotating shaft 12, where the rotating axis can be understood as the axis in which the rotating direction of the supporting piece 41 is located, and the rotating axis is parallel to the axis of the rotating shaft 12, so that the supporting structure 4 takes the axis of the rotating shaft 12 as the axis, and the supporting structure 4 can be wound on the rotating shaft 12 to realize the contraction of the supporting structure 4.

Optionally, the supporting members 41 are strip-shaped structures, the plurality of strip-shaped supporting members 41 are connected to each other through the rotating structures 42, the number of the rotating structures 42 is multiple, and the plurality of rotating structures 42 are respectively arranged between two adjacent supporting members 41 at intervals along the length direction of the supporting members 41, so that the connection stability between two adjacent supporting members 41 is better, and the occurrence of a chain breakage situation is prevented.

In an alternative embodiment, the rotating structure 42 includes a first hinge (not shown), a second hinge (not shown), and a hinge shaft (not shown), the first hinge is connected to one side of the supporting member 41, the second hinge is connected to the other side of the supporting member 41, connecting holes are formed in both the first hinge and the second hinge, the connecting holes are used for assembling the hinge shaft, and the two adjacent supporting members 41 are rotatably connected through the cooperation of the first hinge, the second hinge, and the hinge shaft. The hinge shaft may be a pin, but the embodiment is not limited thereto.

In another alternative embodiment, please refer to fig. 7 in combination, fig. 7 is a schematic structural diagram of two adjacent supporting members of a flexible display device according to another embodiment of the present disclosure, in which the rotating structure 42 includes a connecting shaft 421 connected to one side of the supporting member 41, and a movable slot 422 connected to the other side of the supporting member 41, a shape of the movable slot 422 matches with the connecting shaft 421, a notch (not shown) for inserting the connecting shaft 421 is disposed on the movable slot 422, and the two adjacent supporting members 41 are disposed in the movable slot 422 through the connecting shaft 421 and can rotate around an axis of the connecting shaft 421, so as to realize a winding or unwinding configuration of the supporting structure 4.

One side of the supporting member 41 is provided with a connecting wall 423 extending away from the flexible screen 3, the connecting shaft 421 is located at the tail end of the connecting wall 423, a gap for sliding the side wall of the movable groove 422 therein is formed between the connecting shaft 421 and the side surface of the supporting member 41, the other side of the supporting member 41 is provided with a blocking wall 424 extending horizontally outwards, the blocking wall 424 shields the gap part of the movable groove 422, and meanwhile, the blocking wall 424 is blocked and matched with the connecting wall 423 on the other adjacent supporting member 41 so as to radially limit the connecting wall 423 in the movable groove 422.

Alternatively, the side surfaces of the supporting members 41 adjacent to the flexible screen 3 are flat, and when the supporting structure 4 is unfolded, the side surfaces of the supporting members 41 for supporting the flexible screen 3 are flush, providing a flat supporting surface for the flexible screen 3.

Optionally, when the supporting structure 4 is unfolded, two adjacent supporting members 41 abut against each other, it can be understood that a gap between two adjacent supporting members 41 is small, the structure is compact, when the supporting surfaces of the flexible screen 3 are formed by the supporting members 41 together, because the spacing distance between two adjacent supporting members 41 is short and even negligible, the supporting surface of the flexible screen 3 by the unfolded supporting structure 4 is larger, the whole supporting surface is formed, the supporting strength is better, and unstable conditions such as shaking or bending cannot occur when the screen is pressed.

Optionally, the length direction of the supporting member 41 is perpendicular to the extending or retracting direction of the flexible display device, taking the extending or retracting direction of the flexible display device as the X direction as an example, the length direction of the supporting member 41 is the Y direction of the flexible display device, that is, along the X direction of the flexible display device, a plurality of supporting members 41 arranged side by side are sequentially distributed, that is, each supporting member 41 is a vertical support.

The flexible display device of the present application can realize the housing of the support structure 4, and the support structure 4 can be retracted or expanded along with the approach or the distance of the first housing assembly 1 and the second housing assembly 2 of the flexible display device. When flexible display device expandes, first housing assembly 1 drives reel 13 and keeps away from second housing assembly 2, bearing structure 4 slides out from reel 13, it removes positive flexible screen 3 to last lift from flexible display device's the back in this motion process, in a plurality of support piece 41 that set up side by side of bearing structure 4, rotationally connect between two adjacent support piece 41, along with flexible display device's expansion, a plurality of support piece 41 play the effect of supporting step by step to the flexible screen 3 of extension in proper order, the holding power is stronger, realize that the support of flexible screen 3 levels no segment difference.

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

The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application, or which are directly or indirectly applied to other related technical fields, are included in the scope of the present application.

Claims (11)

1. The utility model provides a flexible display device, its characterized in that includes first casing subassembly, second casing subassembly, flexible screen and bearing structure, first casing subassembly with the second casing subassembly can draw close relatively in order to shrink flexible display device, and/or first casing subassembly with the second casing subassembly can keep away from relatively in order to expand flexible display device, flexible screen with bearing structure all connect in first casing subassembly with between the second casing subassembly, bearing structure is used for supporting the flexible screen, bearing structure includes two at least support piece, adjacent two rotationally connect between the support piece.

2. The flexible display device of claim 1, wherein one end of the flexible screen is connected to the first housing assembly, the other end of the flexible screen is connected to the second housing assembly, one end of the support structure is connected to the first housing assembly, the other end of the support structure is connected to the second housing assembly, and the at least two support members are arranged side-by-side.

3. The flexible display device according to claim 2, wherein the first housing assembly comprises a housing and a shaft, the shaft is rotatably connected in the housing, one end of the supporting structure is fixed and wound on the shaft, and the first housing assembly and the second housing assembly move toward or away from each other to drive the supporting structure to be rolled back or unrolled from the shaft.

4. The flexible display device of claim 3, wherein a side surface of the support member adjacent to the flexible screen is flat, and at least two of the support members are configured such that a side surface thereof supporting the flexible screen is flush when the support structure is unfolded.

5. The flexible display device according to claim 3, wherein a rotation structure is disposed between two adjacent support members, and a rotation axis of the rotation structure is parallel to an axis of the rotation shaft.

6. The flexible display device according to claim 5, wherein the rotation structure comprises a connecting shaft connected to one side of the supporting members, and a mounting groove connected to the other side of the supporting members, and two adjacent supporting members are disposed in the mounting groove through the connecting shaft and can rotate around the axis of the connecting shaft.

7. The flexible display device of claim 4, wherein when the support structure is unfolded, two adjacent support members abut against each other to form a support surface for the flexible screen.

8. The flexible display device of claim 1, wherein a length direction of the support member is perpendicular to a deployment or retraction direction of the flexible display device.

9. The flexible display device according to any one of claims 3 to 8, wherein the first housing assembly further comprises a winding drum, the winding drum is sleeved outside the rotating shaft and fixed on the housing, an opening is formed on the winding drum, one end of the supporting structure is received in the winding drum, and the other end of the supporting structure extends out of the opening and is connected to the second housing assembly.

10. The flexible display device of claim 9, wherein one segment of the flexible screen overlies the support structure and another segment of the flexible screen is disposed within the housing, and wherein the flexible screen is movable relative to the housing to retract or extend when the flexible display device is collapsed or extended.

11. The flexible display device according to claim 9, further comprising a stationary housing, said stationary housing being fixed to said support structure, said stationary housing being provided with a battery and/or a circuit board.

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