CN110300202B

CN110300202B - Folding connection mechanism and foldable mobile terminal

Info

Publication number: CN110300202B
Application number: CN201910691448.5A
Authority: CN
Inventors: 吴启军
Original assignee: Nubia Technology Co Ltd
Current assignee: Nubia Technology Co Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2021-12-17
Anticipated expiration: 2039-07-29
Also published as: CN110300202A

Abstract

The embodiment of the invention discloses a folding connecting mechanism and a foldable mobile terminal, and belongs to the technical field of folding screens. The folding connection mechanism comprises a first screen body supporting shell, a second screen body supporting shell and a telescopic rubber connection assembly, wherein the telescopic rubber connection assembly is arranged between the first screen body supporting shell and the second screen body supporting shell, and the first screen body supporting shell and the second screen body supporting shell are in foldable connection through the telescopic rubber connection assembly. According to the technical scheme, the problems that an existing folding mode is complex in internal structure, multiple in parts, high in machining precision, not soft enough, not strong in foldability, capable of increasing the overall weight of the terminal and the like can be effectively solved.

Description

Folding connection mechanism and foldable mobile terminal

Technical Field

The embodiment of the invention relates to the technical field of folding screens, in particular to a folding connecting mechanism and a foldable mobile terminal.

Background

The foldable mobile terminal can enlarge the display area of the screen, is convenient to carry, and has become an important development direction of the existing mobile terminal due to the fact that the flexible screen is more power-saving. The folding screen terminal of current volume production has reached the mode of fifty percent discount through hinge and flexible screen basically, and the hinge needs more spare part usually, and its inner structure is more complicated, and the machining precision is higher, and is not soft enough moreover, and foldability is not strong, still can increase the whole weight at terminal in addition.

Disclosure of Invention

The embodiment of the invention mainly aims to provide a folding connection mechanism and a foldable mobile terminal, and aims to solve the problems that the existing folding mode is complex in internal structure, more in parts, higher in processing precision, not soft enough, not strong in foldability, capable of increasing the overall weight of the terminal and the like.

In order to achieve the above object, an embodiment of the present invention provides a folding connection mechanism, where the folding connection mechanism includes a first screen body supporting housing, a second screen body supporting housing, and a retractable rubber connection assembly, the retractable rubber connection assembly is installed between the first screen body supporting housing and the second screen body supporting housing, and the first screen body supporting housing and the second screen body supporting housing are foldably connected through the retractable rubber connection assembly.

Optionally, the retractable rubber connecting assembly comprises a retractable rubber body connected between the first screen body supporting housing and the second screen body supporting housing.

Optionally, place in scalable rubber coupling assembling still includes a plurality of gear trains in the scalable rubber body, each the gear train includes first gear and the second gear that intermeshing connects, first gear rotatable coupling is in first screen body supports the casing and is close to one side of the scalable rubber body, second gear rotatable coupling is in second screen body supports the casing and is close to one side of the scalable rubber body.

Optionally, the first gear is rotatably connected to a side of the first screen supporting housing adjacent to the retractable rubber body through a first connecting rod, and the second gear is rotatably connected to a side of the second screen supporting housing adjacent to the retractable rubber body through a second connecting rod.

Optionally, each gear set further comprises a first cushion and a second cushion, the first cushion is attached to the gear of the first gear, and the second cushion is attached to the gear of the second gear.

Optionally, when the first screen supporting housing and the second screen supporting housing are in a horizontally unfolded state, the first pad is located on a side of the first gear adjacent to the first screen supporting housing, and the first pad is located on a horizontal connection line between the first screen supporting housing and the second screen supporting housing.

Optionally, when the first screen supporting shell and the second screen supporting shell are in a horizontally unfolded state, the second pad is located on a side where the second gear is adjacent to the second screen supporting shell, and the second pad is located on a horizontal connection line between the first screen supporting shell and the second screen supporting shell.

Optionally, two gear sets are disposed in the retractable rubber body, and the two gear sets are respectively disposed on two opposite sides of the retractable rubber body.

Optionally, a plurality of wire arranging holes communicated with the first screen body supporting shell and the second screen body supporting shell are formed in the telescopic rubber body.

In addition, in order to achieve the above object, an embodiment of the present invention further provides a foldable mobile terminal, where the foldable mobile terminal includes a flexible screen and the folding connection mechanism, and the flexible screen is sequentially attached to the inner side surfaces of the first screen support housing, the retractable rubber connection assembly, and the second screen support housing.

According to the folding connection mechanism and the folding mobile terminal provided by the embodiment of the invention, the flexible screen of the folding mobile terminal is sequentially attached to the inner side surfaces of the first screen body supporting shell, the telescopic rubber connecting component and the second screen body supporting shell of the folding connection mechanism, and the first screen body supporting shell and the second screen body supporting shell are in foldable connection through the telescopic rubber connecting component. Therefore, the first screen body supporting shell and the second screen body supporting shell are connected in a foldable mode through the telescopic rubber connecting assembly, the anti-aging, anti-corrosion and telescopic properties of rubber are utilized, the softness and the flexibility of the connecting piece are greatly increased, the structural process is simplified, and the weight of the whole machine is reduced. Therefore, the technical scheme can effectively solve the problems that the existing folding mode is complex in internal structure, more in parts, higher in processing precision, not soft enough, not strong in foldability, and capable of increasing the overall weight of the terminal.

Drawings

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

Fig. 2 is a diagram of a communication network system architecture on which the mobile terminal shown in fig. 1 is based.

Fig. 3 is a schematic structural diagram of a folding connection mechanism according to an embodiment of the present invention.

Fig. 4 is a schematic view illustrating a folded structure of the folding joint mechanism shown in fig. 3.

Fig. 5 is a schematic structural diagram of a foldable mobile terminal according to a second embodiment of the present invention.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

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

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

The terminal may be implemented in various forms. For example, the terminal described in the present invention may include a mobile terminal 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 a fixed terminal such as a Digital TV, a desktop computer, and the like.

The following description will be given by way of example of a mobile terminal, and it will be understood by those skilled in the art that the construction according to the embodiment of the present invention 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 invention, 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 a signal during a message transmission or a call, and specifically, receive a downlink message from a base station and then process the received downlink message 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 can adjust the brightness of the display panel 1061 according to the brightness of ambient light, and a proximity sensor that can turn off the display panel 1061 and/or a 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 gesture of the mobile phone (such as horizontal and vertical screen switching, related games, magnetometer gesture calibration), vibration recognition related functions (such as pedometer and tapping), and 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 are also configurable to the mobile phone, and are not described herein again.

The display unit 106 is used to display a message input by the user or a message 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 messages 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. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives a touch message from the touch sensing device, converts the touch message into touch point coordinates, sends the touch point coordinates to the processor 110, and can receive and execute a command 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.

Further, 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 messages, 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 storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), 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, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which 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 invention, a communication network system on which the mobile terminal of the present invention 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 invention, 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. Among them, the eNodeB2021 may be connected with other eNodeB2022 through 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. The MME2031 is a control node that handles signaling between the UE201 and the EPC203, and provides bearer and connection management. HSS2032 is used to provide registers to manage functions such as home location register (not shown) and holds subscriber specific messages regarding 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 invention 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, the present invention provides various embodiments of the method.

Example one

As shown in fig. 3 and 4, a folding connection mechanism 100 according to an embodiment of the present invention is provided, the folding connection mechanism 100 includes a first screen supporting housing 110, a second screen supporting housing 120, and a retractable rubber connection assembly 130, the retractable rubber connection assembly 130 is disposed between the first screen supporting housing 110 and the second screen supporting housing 120, and the first screen supporting housing 110 and the second screen supporting housing 120 are foldably connected by the retractable rubber connection assembly 130.

In the present embodiment, as shown in fig. 3, the retractable rubber connecting assembly 130 includes a retractable rubber body 131 connected between the first screen support housing 110 and the second screen support housing 120. The telescopic rubber body 131 is mainly made of rubber materials, the rubber materials have the characteristics of ageing resistance, corrosion resistance, telescopic performance and the like, and the telescopic rubber body 131 is connected between the first screen body supporting shell 110 and the second screen body supporting shell 120 to realize foldable connection between the first screen body supporting shell 110 and the second screen body supporting shell 120, so that the flexibility and the flexibility of the connecting piece can be greatly increased, the structural process is simplified, and the weight of the whole machine is reduced.

As shown in fig. 3, the retractable rubber connecting assembly 130 further includes a plurality of gear sets embedded in the retractable rubber body 131, each gear set includes a first gear 132 and a second gear 133 engaged with each other, the first gear 132 is rotatably connected to a side of the first screen supporting housing 110 adjacent to the retractable rubber body 131, and the second gear 133 is rotatably connected to a side of the second screen supporting housing 120 adjacent to the retractable rubber body 131. Specifically, the first gear 132 is rotatably coupled to a side of the first screen support housing 110 adjacent to the stretchable rubber body 131 by a first link 134, and the second gear 133 is rotatably coupled to a side of the second screen support housing 120 adjacent to the stretchable rubber body 131 by a second link 135. Thus, by adding a plurality of gear sets in the retractable rubber body 131, the first screen support housing 110 and the second screen support housing 120 can be well fixed in each direction during the folding rotation. In the present embodiment, two gear sets are preferably disposed in the retractable rubber body 131, and the two gear sets are respectively disposed on two opposite sides of the retractable rubber body 131.

As shown in fig. 3, each gear set further includes a first pad 136 and a second pad 137, the first pad 136 is attached to the gear of the first gear 132, and the second pad 137 is attached to the gear of the second gear 133. Specifically, when the first screen support housing 110 and the second screen support housing 120 are in the horizontal unfolded state, the first pad 136 is located on a side of the first gear 132 adjacent to the first screen support housing 110, and the first pad 136 is located on a horizontal connection line between the first screen support housing 110 and the second screen support housing 120. A second pad 137 is located on the side of the second gear 133 adjacent the second screen support housing 120, and the second pad 137 is located on a horizontal line between the first screen support housing 110 and the second screen support housing 120. The first 136 and second 137 cushions have a thickness between half the thickness of the first screen support housing 110 to a thickness of the first screen support housing 110, and most preferably, half the thickness of the first screen support housing 110. When the first screen supporting housing 110 and the second screen supporting housing 120 are folded and rotated, the first gear 132 and the second gear 133 are rotated, and when the two gears are rotated to the position where the pads are overlapped, as shown in fig. 4, one of the gears (the first gear 132 shown in the figure) is raised, so that the end of the first screen supporting housing 110, which is connected with the second screen supporting housing 120, is raised by the height equivalent to that of the first screen supporting housing 110, and when the flexible screen is applied to the foldable terminal, the flexible screen is attached to the inner side surfaces of the first screen supporting housing 110, the stretchable rubber connecting assembly 130 and the second screen supporting housing 120 in sequence. The transverse width of the flexible screen can be narrowed in the terminal in the folding process, and a part of the length of the flexible screen is extruded into a large arc, so that the local excessive bending of the flexible screen is prevented.

In addition, the retractable rubber 131 is provided with a plurality of wire routing holes (not shown) for communicating the first screen supporting housing 110 and the second screen supporting housing 120. So, through perforating the line of walking in scalable rubber body 131, guarantee that two screen body support casings can both be connected with the mainboard, rubber can play the guard action to the winding displacement in addition, prolongs the life of winding displacement.

Example two

As shown in fig. 5, an embodiment of the present invention further provides a foldable mobile terminal, which includes a flexible screen 200 and the folding connection mechanism 100 according to the first embodiment, wherein the flexible screen 200 is attached to the inner side surfaces of the first screen support housing 110, the retractable rubber connection assembly 130, and the second screen support housing 120 in sequence. Thus, when the folding connection mechanism 100 is folded, that is, the first screen support housing 110 and the second screen support housing 120 are folded and rotated, the flexible screen 200 is correspondingly folded, so as to implement the folding function of the entire foldable mobile terminal.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.

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 invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.

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

Claims

1. A folding connection mechanism is characterized in that the folding connection mechanism comprises a first screen body supporting shell, a second screen body supporting shell and a telescopic rubber connection assembly, wherein the telescopic rubber connection assembly is arranged between the first screen body supporting shell and the second screen body supporting shell, and the first screen body supporting shell and the second screen body supporting shell are in foldable connection through the telescopic rubber connection assembly; the telescopic rubber connecting assembly comprises a telescopic rubber body connected between the first screen body supporting shell and the second screen body supporting shell; the telescopic rubber connecting assembly further comprises a plurality of gear sets arranged in the telescopic rubber body in a built-in mode, each gear set comprises a first gear and a second gear which are connected in an meshed mode, the first gear is rotatably connected to one side, adjacent to the telescopic rubber body, of the first screen body supporting shell, and the second gear is rotatably connected to one side, adjacent to the telescopic rubber body, of the second screen body supporting shell; each gear set further comprises a first cushion and a second cushion, the first cushion is attached to the gear of the first gear, and the second cushion is attached to the gear of the second gear; when the first screen body supporting shell and the second screen body supporting shell are in a horizontal unfolding state, the first cushion is positioned on one side, adjacent to the first screen body supporting shell, of the first gear, and is positioned on a horizontal connection line between the first screen body supporting shell and the second screen body supporting shell, the second cushion is positioned on one side, adjacent to the second screen body supporting shell, of the second gear, and is positioned on a horizontal connection line between the first screen body supporting shell and the second screen body supporting shell; when the first screen body supporting shell and the second screen body supporting shell are in a final folding state, the first cushion is overlapped with the second cushion.

2. The folding linkage of claim 1, wherein the first gear is rotatably coupled to a side of the first screen support housing adjacent the retractable rubber body via a first link, and the second gear is rotatably coupled to a side of the second screen support housing adjacent the retractable rubber body via a second link.

3. The folding connection mechanism of claim 1, wherein two gear sets are disposed in the retractable rubber body, and the two gear sets are disposed on two opposite sides of the retractable rubber body.

4. The folding connection mechanism of claim 1, wherein the retractable rubber body is provided with a plurality of cable routing holes for communicating the first screen support housing with the second screen support housing.

5. A foldable mobile terminal, characterized in that the foldable mobile terminal comprises a flexible screen and the folding connection mechanism of any one of claims 1-4, the flexible screen is attached to the inner side surface of the first screen support housing, the retractable rubber connection assembly and the second screen support housing in sequence.