CN114900572A - Shell assembly and electronic equipment - Google Patents

Shell assembly and electronic equipment Download PDF

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Publication number
CN114900572A
CN114900572A CN202210514941.1A CN202210514941A CN114900572A CN 114900572 A CN114900572 A CN 114900572A CN 202210514941 A CN202210514941 A CN 202210514941A CN 114900572 A CN114900572 A CN 114900572A
Authority
CN
China
Prior art keywords
housing
flexible screen
roller
screen assembly
shell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210514941.1A
Other languages
Chinese (zh)
Inventor
贾玉虎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority to CN202210514941.1A priority Critical patent/CN114900572A/en
Publication of CN114900572A publication Critical patent/CN114900572A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/0202Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026Details of the structure or mounting of specific components
    • H04M1/0266Details of the structure or mounting of specific components for a display module assembly
    • H04M1/0268Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements
    • G06F1/1613Constructional details or arrangements for portable computers
    • G06F1/1615Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements
    • G06F1/1613Constructional details or arrangements for portable computers
    • G06F1/1633Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1637Details related to the display arrangement, including those related to the mounting of the display in the housing
    • G06F1/1652Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements
    • G06F1/1613Constructional details or arrangements for portable computers
    • G06F1/1633Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1675Miscellaneous details related to the relative movement between the different enclosures or enclosure parts
    • G06F1/1681Details related solely to hinges
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/18Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/0217Mechanical details of casings

Abstract

The embodiment of the application provides a shell assembly and electronic equipment, and electronic equipment includes first casing, second casing, flexible screen subassembly and first drive arrangement, wherein first casing with but second casing swing joint, the one end and the first casing of flexible screen subassembly are connected, first drive arrangement with first casing the second casing with the other end of flexible screen subassembly is connected, and first drive arrangement is used for driving first casing and second casing relative motion in order to drive the motion of flexible screen subassembly for partly retrieve in first casing or in the second casing of flexible screen subassembly, perhaps partly expand outside first casing or the second casing of flexible screen subassembly. According to the embodiment of the application, the display area of the electronic equipment can be increased under the condition that the installation space of the flexible screen assembly is not required to be additionally increased.

Description

Shell assembly and electronic equipment
The present application is a divisional application filed 24.12.2019 under the name of "housing assembly and electronic device" under the name of 201911350935.1 from the chinese patent office, and the entire contents of the divisional application are incorporated herein by reference.
Technical Field
The application relates to the technical field of electronics, in particular to a shell assembly and electronic equipment.
Background
Generally, electronic devices such as smart phones are provided with a display screen. The electronic equipment displays a picture through the display screen so as to be used by a user. However, the electronic device in the related art has a limited space for mounting the display screen, thereby defining a display area of the display screen.
Disclosure of Invention
The embodiment of the application provides a shell assembly and electronic equipment, and the display area of the electronic equipment can be increased under the condition that the installation space of a flexible screen assembly is not required to be additionally increased.
An embodiment of the present application provides an electronic device, including:
a first housing;
a second housing movably connected with the first housing;
a flexible screen assembly, one end of which is connected with the first housing;
the first driving device is connected with the other end of the flexible screen assembly, the first shell and the second shell, and is used for driving the first shell and the second shell to move relatively so as to drive the flexible screen assembly to move, so that a part of the flexible screen assembly is recovered in the first shell or the second shell, or a part of the flexible screen assembly is unfolded outside the first shell or the second shell, and the first driving device comprises a rotating shaft;
the connecting band is wound on the rotating shaft, and two ends of the connecting band are respectively connected with the first shell and the flexible screen assembly;
the roller is arranged on the second shell, the flexible screen assembly is wound on the roller so that the roller can rotate along with the movement of the flexible screen assembly, the rolling speed of the roller is the same as that of the rotating shaft so that the movement distance of the flexible screen assembly is equal to that of the connecting belt, and therefore the two ends of the flexible screen assembly are always in a stressed and tightened state.
The embodiment of this application still provides a casing subassembly in addition, is applied to flexible screen assembly's recovery and expansion, the casing subassembly includes:
a first housing;
a second housing movably connected with the first housing; and
the first driving device is connected with the first shell and the second shell and used for driving the first shell and the second shell to move relatively, and the first driving device comprises a rotating shaft;
the connecting band is wound on the rotating shaft, and two ends of the connecting band are respectively connected with the first shell and the flexible screen assembly;
the roller is arranged on the second shell, the flexible screen assembly is wound on the roller so that the roller rotates along with the movement of the flexible screen assembly, the rolling speed of the roller is the same as that of the rotating shaft so that the movement distance of the flexible screen assembly is equal to that of the connecting belt, and therefore the two ends of the flexible screen assembly are always in a stressed and tightened state;
the relative movement of the first shell and the second shell is used for driving the flexible screen assembly to move, so that a part of the flexible screen assembly is recovered in the first shell or the second shell, or a part of the flexible screen assembly is unfolded outside the first shell or the second shell.
According to the embodiment of the application, the motion states of the first shell, the second shell and the flexible screen assembly are controlled by arranging the driving device, so that the display area of the flexible screen assembly can be selected, and compared with a display screen with a fixed installation space in the related art, the display area of the electronic equipment can be increased under the condition that the installation space of the flexible screen assembly is not required to be additionally increased.
Drawings
Fig. 1 is a first structural schematic diagram of an electronic device according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a first housing in the electronic device shown in fig. 1.
Fig. 3 is a schematic structural diagram of a second housing in the electronic device shown in fig. 1.
Fig. 4 is a second structural schematic diagram of an electronic device according to an embodiment of the present application.
Fig. 5 is a third schematic structural diagram of an electronic device according to an embodiment of the present application.
Fig. 6 is a schematic structural diagram of the first driving device in the electronic apparatus shown in fig. 5.
Fig. 7 is a schematic structural view of a connecting member in the first driving device shown in fig. 6.
Fig. 8 is a fourth schematic structural diagram of an electronic device according to an embodiment of the present application.
Fig. 9 is a schematic structural diagram of the first driving device in the electronic apparatus shown in fig. 8.
Fig. 10 is a fifth structural schematic diagram of an electronic device according to an embodiment of the present application.
Fig. 11 is a sixth schematic structural diagram of an electronic device according to an embodiment of the present application.
Fig. 12 is a seventh structural schematic diagram of an electronic device according to an embodiment of the present application.
Fig. 13 is a schematic structural diagram of the first driving device in the electronic apparatus shown in fig. 12.
Fig. 14 is a schematic structural view of a pushing assembly in the first driving device shown in fig. 12.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an electronic device according to an embodiment of the present disclosure. An electronic device such as electronic device 20 of fig. 1 may be a computing device such as a laptop computer, a computer monitor containing an embedded computer, a tablet, a cellular telephone, a media player, or other handheld or portable electronic device, a smaller device (such as a wristwatch device, a hanging device, an earphone or headphone device, a device embedded in eyeglasses, or other device worn on the head of a user, or other wearable or miniature device), a television, a computer display not containing an embedded computer, a gaming device, a navigation device, an embedded system (such as a system in which an electronic device with a display is installed in a kiosk or automobile), a device that implements the functionality of two or more of these devices, or other electronic devices. In the exemplary configuration of fig. 1, the electronic device 20 is a portable device, such as a cellular telephone, media player, tablet, or other portable computing device. Other configurations may be used for the electronic device 20, if desired. The example of fig. 1 is merely exemplary.
As shown in fig. 1, the electronic device 20 may include a first housing such as the first housing 100 and a second housing such as the second housing 200, the first housing 100 and the second housing 200 being movably connected such that a distance between the first housing 100 and the second housing 200 is adjustable. The first and second housings 100, 200 may be formed of plastic, glass, ceramic, fiber composite, metal (e.g., stainless steel, aluminum, etc.), other suitable materials, or a combination of any two or more of these materials. The first and second housings 100 and 200 may be formed using a unitary configuration in which some or all of the first and second housings 100 and 200 are machined or molded as a single structure, or may be formed using multiple structures (e.g., an inner frame structure, one or more structures that form an outer shell surface, etc.). The first casing 100 and the second casing 200 may be made of the same or different materials.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a first housing of the electronic device shown in fig. 1. The first housing 100 may include a carrier plate such as the carrier plate 110, a first lateral side 120, and a first rear cover such as the first rear cover 130, wherein the first lateral side 120 is disposed at a periphery of the carrier plate 110. The carrier plate 110 may be used to carry internal components of the electronic device 20, such as a flexible screen assembly, a driving device, a circuit board, and the like. The first side 120 may be used to form a bezel of the electronic device 20 to protect internal components of the electronic device 20. The carrier plate 110, the first side 120 and the first rear cover 130 are connected to form a receiving cavity 140 having an opening structure to receive devices of the electronic device 20, such as a battery, a driving device, and the like, the opening structure may provide a passage for the second housing 200 to enter into or exit from the receiving cavity 140, the second housing 200 may move out of the receiving cavity 140 through the opening structure, and the second housing 200 may also move into the receiving cavity 140 through the opening structure, so that the second housing 200 may be received in the receiving cavity 140.
The carrier plate 110 includes a main body portion such as the main body portion 112 and a plurality of side portions located at edge positions of the main body portion 112. The main body 112 may be in a regular shape, such as a rectangular structure, and the carrier plate 110 may include a first side portion 114 and a second side portion 116, where the first side portion 114 is opposite to the second side portion 116.
One end of the first side 120 is connected to the first side 114, and the other end of the first side 120 is connected to the second side 116. The first side 120 is disposed between the first side 114 and the second side 116, and two ends of the first side 120 are respectively bent along the first side 114 and the second side 116. For example, the first side 120 has a first end portion and a second end portion, the first end portion is bent along a direction parallel to the first side 114 and covers the outer surface of the first side 114, and the second end portion is bent along a direction parallel to the second side 116 and covers the outer surface of the second side 116. It should be noted that both ends of the first side 240 may be flush with the outer surfaces of the first side 114 and the second side 116.
The first rear cover 130 is disposed on the exterior of the loading board 110 to shield the internal devices disposed on the loading board 110, so that the user can not observe the devices disposed inside the electronic device 20 from the exterior of the electronic device 20. It can be understood that a flexible screen assembly such as a portion of the flexible screen assembly 300 and the first rear cover 130 are respectively disposed on two opposite sides of the carrier plate 110, and a portion of the flexible screen assembly 300 may be disposed on the display surface of the carrier plate 110 to display a picture.
The flexible screen assembly 300 may include a flexible display module and a flexible support member, the flexible support member being located on a non-display side of the flexible display module for supporting the flexible display module. It can be understood that, flexible support's structural strength is higher, can support flexible display module assembly on the one hand, improves flexible display module assembly's planarization for flexible display module assembly is difficult in the display process collapse or fold, and flexible support of on the other hand can also improve flexible screen assembly 300's bulk strength, can protect flexible screen assembly 300 not fragile in tensile process. The flexible display module can be an OLED (Organic Light Emitting Diode) module, the OLED module can include a display substrate and an encapsulation material, an Organic Light Emitting object is encapsulated between the display substrate and the encapsulation material, the OLED module includes a plurality of OLED units, and each OLED unit is electrically connected with a main board of the electronic device to achieve self-Light emission and display of a picture. The flexible Display module can also be an LCD (Liquid Crystal Display) module, the LCD module can comprise a Display substrate and an encapsulation material, a Liquid Crystal material is encapsulated between the Display substrate and the encapsulation material, a main board of the electronic device provides voltage for the Liquid Crystal material so as to change the arrangement direction of Liquid Crystal molecules, and light projected by the backlight source forms images in a Display area after the light passes through the internal combined action of the LCD module so as to Display pictures.
The first rear cover 130 may include a first bending portion 132 and a second bending portion 134 which are opposite to each other, the first bending portion 132 is located on the outer surface of the first side portion 114, the outer surface of the first bending portion 132 is flush with one end face of the first side edge 120, the second bending portion 134 is located on the outer surface of the second side portion 116, the outer surface of the second bending portion 134 is flush with the other end face of the first side edge 120, so that the gap between the first rear cover 130 and the first side edge 120 cannot be observed from the outside, and not only the waterproof and dustproof effects may be achieved, but also the consistency of the appearance may be maintained.
As shown in fig. 3, fig. 3 is a schematic structural diagram of the second housing in the electronic device shown in fig. 1. The second case 200 may include a second side such as a second side 210, a third side such as a third side 220, and a fourth side such as a fourth side 230, the second side 210 being disposed opposite the first side 120, and the second side 210 being disposed between the third side 220 and the fourth side 230. The second side edge 210 is bent along the third side edge 220 and the fourth side edge 230. For example, the second side 210 has a third end portion such as a third end portion 212 and a fourth end portion such as a fourth end portion 214, which are opposite to each other, the third end portion 212 is bent in a direction parallel to the third side 220 and covers an outer surface of the third side 220, and the fourth end portion 214 is bent in a direction parallel to the fourth side 230 and covers an outer surface of the fourth side 230. It should be noted that the end surfaces of the second side edge 210 may also be flush with the outer surfaces of the third side edge 220 and the fourth side edge 230.
When the second housing 200 is accommodated in the accommodating cavity 140, the first end 212 of the second side 210 abuts against the first bending portion 132 of the first rear cover 130, and the fourth end 214 of the second side 210 abuts against the second bending portion 134 of the first rear cover 130, so that the first side 120, the second side 210, the third side 220, and the fourth side 230 form a complete frame structure to protect the devices inside the electronic device 20 from being damaged. In some embodiments, the outer surface of the second side 210 is flush with the outer surface of the first end 242 and the outer surface of the third side 220 is flush with the outer surface of the second end 244, such that the gap between the first side 120 and the second and third sides 210, 220 is not visible from the exterior of the electronic device 20, maintaining the consistency of the appearance of the electronic device 20.
The third side 220 and the fourth side 230 are oppositely arranged, the third side 220 is movably connected with the first side 114, so that the third side 220 can move along the direction parallel to the first side 114; the fourth side 230 is movably connected to the second side 116, such that the fourth side 230 can move along a direction parallel to the second side 116, and the second housing 200 can move to the outside of the receiving cavity 140 or move to the inside of the receiving cavity 140.
The second housing 200 further includes a roller such as a roller 250, the roller 250 is disposed between the third side 220 and the fourth side 230, and the flexible screen assembly 300 is wound around the roller 250 and movably connected thereto such that the roller 250 can rotate following the movement of the flexible screen assembly 300. The roller 250 includes a shaft such as a roller 252 and one or more rollers such as a second roller 254 and a third roller 256. Wherein one end of the roller 252 is connected to the third side 220, the other end of the roller 252 is connected to the fourth side 230, the second roller 254 and the third roller 256 are spaced apart such that a portion of the roller 252 is exposed, and the second roller 254 and the third roller 256 are rotatably connected (e.g., via balls) to the roller 252 such that the second roller 254 and the third roller 256 can rotate around the roller 252.
With reference to fig. 4 and fig. 5, fig. 4 is a second schematic structural diagram of the electronic device provided in the embodiment of the present application, and fig. 5 is a third schematic structural diagram of the electronic device provided in the embodiment of the present application. Another portion of the flexible screen assembly 300 may be wrapped around the second roller 254 and the third roller 256 and slid along the outer surfaces of the second roller 254 and the third roller 256, which may reduce friction between the flexible screen assembly 300 and the second roller 254 and the third roller 256, resulting in smoother movement of the flexible screen assembly 300. Moreover, the flexible screen assembly 300 can also drive the second roller 254 and the third roller 256 to rotate in the sliding process, and the second roller 254 and the third roller 256 can drive the second housing 200 to move when rotating, so as to further increase the speed of the second housing 200 moving away from or close to the first housing 100.
It should be noted that the roller 252 may not have one or more rollers disposed outside thereof, such as by directly wrapping the flexible screen assembly 300 around the outer surface of the roller 252, so that the flexible screen assembly 300 can slide along the outer surface of the roller 252.
As shown in fig. 5, the electronic device 20 may further include a first driving device such as the first driving device 400, the first driving device 400 may be disposed on the first casing 100, for example, the first driving device 400 may be disposed on the carrier plate 110, or the first driving device 400 may also be disposed on the second casing 200, for example, the first driving device 400 may be disposed on the second side 210, the third side 220, and/or the fourth side 230 of the second casing 200, or the second casing 200 may also be disposed on a substrate, and the first driving device 400 may be disposed on the substrate.
The first driving device 400 is used for driving the relative movement of the first casing 100 and the second casing 200 to realize the engagement and disengagement of the first casing 100 and the second casing 200. For example, the first housing 100 may be fixed, and the first driving device 400 may drive the second housing 200 to move in a direction away from the first housing 100, such that the second housing 200 protrudes from the receiving cavity 140 to achieve separation between the first housing 100 and the second housing 200. The first driving device 400 can also drive the second casing 200 to move towards the direction close to the first casing 100, so that the second casing 200 enters the receiving cavity 140 and is accommodated in the receiving cavity 140 to realize the engagement between the first casing 100 and the second casing 200. It is understood that the first housing 100 and the second housing 200 may reciprocate in a direction parallel to the first housing 100 or the second housing 200, thereby achieving separation and engagement between the first housing 100 and the second housing 200.
In the above embodiment, alternatively, the second housing 200 may be fixed, and the first driving device 400 drives the first housing 100 to reciprocate along a direction parallel to the second housing 200. Or the first driving device 400 may also drive the first casing 100 and the second casing 200 to move simultaneously to achieve the engagement and disengagement of the first casing 100 and the second casing 200.
As shown in fig. 4 and 5, the first driving device 400 may include a first motor such as the first motor 420 and a pushing mechanism such as the pushing mechanism 440, the pushing mechanism 440 is connected to the first motor 420, and the first motor 420 is used to drive the pushing mechanism 440 to push the second housing 200 to reciprocate along a direction parallel to the first housing 100, so that the second housing 200 extends out of or enters the receiving cavity 140, and the separation or engagement between the second housing 200 and the first housing 100 is achieved.
Wherein, the pushing mechanism 440 may include a transmission assembly such as a transmission assembly 442 and a push rod such as a pushing assembly 444, the transmission assembly 442 is connected with the first motor 420, one end of the pushing assembly 444 is connected with the transmission assembly 442, and the other end of the pushing assembly 444 is connected with the second housing 200. The first motor 420 is used to drive the transmission assembly 442 to move, so that the pushing assembly 444 connected with the transmission assembly 442 moves along with the transmission assembly 442, and further, the pushing assembly 444 moves along a direction parallel to the first casing 100. The driving assembly 442 may be a combination of one or more of a screw driving assembly, a gear set, or a telescopic assembly, wherein the telescopic assembly may include an electric push rod, an electro-hydraulic push rod, a pneumatic push rod, or a hydraulic push rod.
The push assembly 444 may include a first pedestal, such as the first pedestal 4441, and a push rod, such as the push rod 4442. The first base 4441 is fixed on the carrier plate 110, the first base 4441 is provided with a sliding groove, and the push rod 4442 is disposed in the sliding groove and slidably connected to the sliding groove, so that the push rod 4442 can slide in the sliding groove. One end of the push rod 4442 is connected to the transmission assembly 442, and the other end of the push rod 4442 is connected to the second housing 200, for example, the push rod 4442 may be connected to the roller 252.
When the electronic device 20 is to control the first casing 100 and the second casing 200 to perform a relative motion, the first motor 420 may be controlled to drive the transmission assembly 442 to move, and when the transmission assembly 442 moves, the transmission assembly 4442 is driven to slide in the sliding slot along a direction parallel to the first casing 100 in the sliding slot 4442, and further the second casing 200 is driven to move along a direction parallel to the first casing 100, so as to implement the engagement and disengagement of the first casing 100 and the second casing 200.
For example, the electronic device 20 may control the output shaft of the first motor 420 to rotate in the forward direction, so that the transmission assembly 442 connected to the output shaft of the first motor 420 moves along with the output shaft of the first electronic device 420, the transmission assembly 442 drives the push rod 4442 to move in a direction away from the first casing 100 during the movement, the second casing 200 connected to the push rod 4442 moves along with the movement of the push rod 4442, so that the second casing 200 also moves in a direction away from the first casing 100, and the second casing 200 extends out of the accommodating cavity 140, thereby separating the second casing 200 from the first casing 100. For another example: the electronic device 20 can control the output shaft of the first motor 420 to rotate in the opposite direction, so that the transmission assembly 442 connected to the output shaft of the first motor 420 moves along with the output shaft of the first electronic device 420, the transmission assembly 442 drives the push rod 4442 to move in the direction close to the first housing 100 during the movement, the second housing 200 connected to the push rod 4442 moves along with the movement of the push rod 4442, the second housing 200 also moves in the direction close to the first housing 100, and the second housing 200 is further retracted into the accommodating cavity 140 from the outside of the accommodating cavity 140, thereby realizing the embedment of the second housing 200 and the first housing 100.
The outer surface of the push rod 4442 is further provided with an elastic member such as an elastic member 4443, and the elastic member 4443 may be a spring or other member having elasticity. The elastic member 4443 may be used to support and protect the push rod 4442, for example, when the electronic device 20 falls, the elastic member 4443 may play a role of buffering, so as to reduce the instant impact force applied to the push rod 4442, further reduce the impact force applied to the transmission assembly 442 connected to the push rod 4442, and protect the transmission assembly 442 from being damaged.
As shown in fig. 6, fig. 6 is a schematic structural diagram of the first driving device in the electronic apparatus shown in fig. 5. The transmission assembly 442 may include a second base 4421, a transmission screw 4422 and a connecting member 4423, wherein the second base 4421 is fixed on the first housing 100, for example, the second base 4421 may be fixed on the carrier plate 110. The transmission screw 4422 is rotatably coupled to the second base 4421, for example, the transmission screw 4422 may be coupled to a bearing embedded in the second base 4421, so that the transmission screw 4422 can rotate relative to the second base 4421. The transmission screw 4422 is further connected to a first motor 420, and the first motor 420 is used for driving the transmission screw 4422 to rotate relative to the second base 4421. The connecting piece 4423 is sleeved on the transmission screw 4422, the connecting piece 4423 is in transmission connection with the transmission screw 4422, the connecting piece 4423 is further connected with the push rod 4442, the connecting piece 4423 is driven by the transmission screw 4422 to reciprocate along the axial direction perpendicular to the transmission screw 4422, so as to drive the push rod 4442 to reciprocate along the direction parallel to the first shell 100, and when the push rod 4442 reciprocates, the second shell 200 reciprocates along with the push rod 4442.
Referring to fig. 7, fig. 7 is a schematic structural diagram of a connecting member in the first driving device shown in fig. 6. The transmission assembly 442 may further include a guide bar such as the guide bar 4424, the guide bar 4424 is disposed on the second base 4421, and for example, both ends of the guide bar 4424 may be directly inserted into and fixed in the connecting holes of the second base 4421. The guide rod 4424 and the transmission screw 4422 are arranged in parallel and parallel, the connecting piece 4423 can be sleeved on the transmission screw 4422 and the guide rod 4424 at the same time, and the guide rod 4424 can guide and position the connecting piece 4423. For example, the connecting member 4423 may be provided with a first through hole 4423a, a second through hole 4423b and a third through hole 4423c, and the connecting member 4423 is sleeved on the transmission screw 4422 through the first through hole 4423a, sleeved on the push rod 4442 through the second through hole 4423b, sleeved on the guide rod 4424 through the third through hole 4423c and in sliding contact with the guide rod. The hole wall of the first through hole 4423a is provided with a transmission thread, which is engaged with the thread of the transmission screw 4422, so that the transmission screw 4422 drives the connecting piece 4423 to move linearly in a direction parallel to the first housing 100 through the first through hole 4423a when rotating. It will be appreciated that rotation of the drive screw 4422 may be translated into linear movement of the link 4423.
As shown in fig. 8 and fig. 9, fig. 8 is a fourth schematic structural diagram of an electronic device according to an embodiment of the present application, and fig. 9 is a schematic structural diagram of a first driving apparatus in the electronic device shown in fig. 8. The transmission assembly 442 may also be a gear assembly, such as the transmission assembly 442 including a gear, such as gear 446, the gear 446 being disposed on an output shaft of the first motor 420, and the first motor 420 may drive the gear 446 to rotate. The push rod 4442 is in driving connection with the gear 446, for example, a plurality of teeth may be provided on the outer surface of the push rod 4442, and the push rod 4442 is engaged with the gear 446 via the teeth, so that the gear 446 rotates to drive the push rod 4442 to reciprocate along the direction parallel to the first housing 100. It should be noted that the transmission assembly 442 may also include a plurality of gears, and the reciprocating motion of the push rod 4442 is driven by the mutual transmission of the plurality of gears.
Fig. 10 is a fifth schematic structural diagram of an electronic device according to an embodiment of the present application, shown in fig. 4, fig. 6, and fig. 10. The electronic device 20 may further include a second driving device such as a second driving device 500, the second driving device 500 being connected to the flexible screen assembly 300, and the second driving device 500 may be used to drive the flexible screen assembly 300 to move along with the relative movement of the first casing 100 and the second casing 200, to retract a portion of the flexible screen assembly 300 into the first casing 100, or to unfold a portion of the flexible screen assembly 300 out of the first casing 100, so as to increase the display area of the electronic device 20.
For example, the flexible screen assembly 300 may include a first display part 320 and a second display part 340, the first display part 320 referring to a portion of the flexible screen assembly 300 located on the first housing 100, and the second display part 340 referring to another portion of the flexible screen assembly 300 located on the second housing 200. In the initial state, the first display portion 320 is exposed outside the first casing 100 (or outside the electronic device 20), and the second display portion 340 is received in the receiving cavity 140, such as shown in fig. 1. When the first driving device 400 drives the second housing 200 to move in a direction away from the first housing 100, the second driving device 500 may drive the flexible screen assembly 300 to move along with the second housing 200 after a preset interval time, so that the second display portion 340 originally stored in the storage cavity 140 slowly slides along the roller 250 and gradually expands outside the first housing 100 (or outside the electronic device 20) as shown in fig. 4 or fig. 5, and further both the first display portion 320 and the second display portion 340 expand outside the electronic device 20, the first display portion 320 and the second display portion 340 may display one screen together or may display two screens separately, and compared with a case where only the first display portion 320 is used for displaying in an initial state, the second display portion 340 expands outside the storage cavity 140, the display area of the electronic device 20 may be increased.
In the embodiment of the application, two driving devices are provided to control the motion states of the first casing 100 and the second casing 200 and the flexible screen assembly 300 respectively, so that the display area of the flexible screen assembly 300 can be selected. Compared with the display screen with a fixed installation space in the related art, the embodiment of the application can increase the display area of the electronic device 20 without additionally increasing the installation space of the flexible screen assembly 300 (or the display screen).
With continued reference to fig. 6 and 10, second driving device 500 includes a second motor 520, such as a second motor 520, and a connecting band 540, such as a connecting band 540, and second motor 520 is used to drive connecting band 540 to be rolled or stretched, so that another portion of flexible screen assembly 300 is received in receiving cavity 140 or unfolded outside first housing 100. For example, one end of the connection band 540 is wound around the output shaft of the second motor 520, the other end of the connection band 540 is connected to one end of the flexible panel assembly 300, and the other end of the flexible panel assembly 300 is connected to the first housing 100.
When the electronic device 20 wants to control the flexible screen assembly 300 to be unfolded outside the first casing 100, the electronic device 20 may control the second motor 520 to drive the connecting belt 540 to gradually change from the rolled state to the stretched state, so that the second display portion 340 may slide along the outer surface of the second roller 254 and the outer surface of the third roller 256 in a direction away from the second motor 520, so as to gradually unfold the second display portion 340 originally housed inside the housing cavity 140 outside the electronic device 20 (or the first casing 200) and display a picture together with the first display portion 320 originally exposed outside the electronic device 20.
When the electronic device 20 is to control the flexible screen assembly 300 to be accommodated in the first casing 100, the electronic device 20 may control the second motor 520 to drive the connecting belt 540 to gradually change from the extended state to the rolled state, so that the flexible screen assembly 300 may slowly slide along the outer surface of the second roller 254 and the outer surface of the third roller 256 toward a direction close to the second motor 520, so as to gradually retract the second display portion 340 originally extended outside the electronic device 20 (or the first casing 200) into the accommodating cavity 140 (or the first casing 100).
Wherein, the size of second display part 340 is less than or equal to the size of first casing 100 for second display part 340 can expand completely when accomodating in accomodating chamber 140, need not to curl, and for the display screen that needs curl among the correlation technique, this application embodiment can avoid because flexible screen subassembly often curls and is impaired easily, can prolong the life of flexible screen subassembly.
When the first driving device 400 drives the first casing 100 and the second casing 200 to move relatively, if the second driving device 500 and the first driving device 400 move simultaneously, the flexible screen assembly 300 may be loosened, which may cause the flexible screen assembly 300 to have wrinkles or unevenness, and further affect the image display effect of the electronic device 20.
As shown in fig. 11, fig. 11 is a sixth schematic structural diagram of an electronic device according to an embodiment of the present application. In order to keep the flexible screen assembly 300 in a tensioned state all the time and ensure the tension of the flexible screen assembly 300, a processor such as the processor 600 of the electronic device 20 according to the embodiment of the present application, the processor 600 is electrically connected to the first driving device 400 and the second driving device 500, and the processor 600 may be configured to drive the first driving device 400 to drive the first casing 100 and the second casing 200 to move relatively at different times and the second driving device 500 to drive the flexible screen assembly 300 to follow the relative movement of the first casing 100 and the second casing 200, so that the first driving device 400 and the second driving device 500 are driven in different steps and different times. It can be understood that there is a time difference between the driving times of the first driving device 400 and the second driving device 500, and the time difference is short, and the time difference is mainly used to ensure that the two ends of the flexible screen assembly 300 are always in a stressed state, ensure the tension of the flexible screen assembly 300, and ensure that undesirable phenomena such as wrinkles and unevenness do not occur, so that the image display effect of the electronic device 20 is not affected by the movement of the flexible screen assembly 300.
For example, when the second display part 340 needs to be unfolded, the processor 600 may control the first driving device 400 to drive the second casing 200 to move in a direction away from the first casing 100 at a first time T1, so that the second casing 200 slowly extends out of the receiving cavity 140 to achieve the separation of the first casing 100 and the second casing 200. When the second housing 200 moves to the second time T2, the processor 600 controls the second motor 520 to drive the connection belt 540 to slowly unfold, so that the second display part 340 of the flexible screen assembly 300 can slide along the outer surfaces of the second roller 254 and the third roller 256 to the outside of the receiving cavity 140. The first time T1 is earlier than the second time T2, for example, T2 is T1+ T1, and T1 is a first preset interval, which may be set according to practical situations, and the embodiment of the present application is not limited thereto. It can be understood that, when the second display part 340 is unfolded, the second housing 200 moves earlier than the flexible screen assembly 300, so that the flexible screen assembly 300 is always in a stretched state during the process that the second display part 340 is gradually unfolded outside the first housing 100.
When it is necessary to retract the second display part 340 into the storage cavity 140, the processor 600 may control the second motor 520 to drive the connecting belt 540 to slowly curl at a third time T3, the connecting belt 540 pulls the second display part 340 to move towards the direction close to the second motor 520 during the curling process, and the second display part 340 rotates the second roller 254 and the third roller 256 during the moving process, so that the second side 210 moves towards the direction close to the first side 120. When the flexible screen assembly 300 moves to the fourth time T4, the processor 600 controls the first driving device 400 to drive the second casing 200 to move in a direction away from the first casing 100, so that the second casing 200 is slowly retracted into the receiving cavity 140 to achieve the engagement between the first casing 100 and the second casing 200. The third time T3 is earlier than the fourth time T4, for example, T4 is T3+ T2, T2 is a second preset interval, and the second preset interval may be set according to practical situations, which is not limited in the embodiment of the present application. It can be understood that, when the second display part 340 is retracted, the flexible screen assembly 300 moves earlier than the second housing 200, so that the flexible screen assembly 300 is always in a stretched state during the process that the second display part 340 is gradually retracted into the first housing 100.
In other embodiments, the processor 600 may also control the first driving device 400 and the second driving device 500 according to the tension value of the flexible screen assembly 300. For example, the flexible screen assembly 300 may be provided with a tension detector for detecting a tension value of the flexible screen assembly 300. When the second display part 340 needs to be unfolded, the processor 600 first controls the first driving device 400 to start, obtains a first tension value of the flexible screen assembly 300 detected by the tension detector, and controls the second driving device 500 to start when the first tension value of the flexible screen assembly 300 is greater than a first preset tension value. Similarly, when the second display part 340 needs to be recovered, the processor 600 first controls the second driving device 500 to start, obtains the second tension value of the flexible screen assembly 300 detected by the tension detector, and controls the first driving device to start when the second tension value of the flexible screen assembly 300 is greater than the second preset tension value. The embodiment of the application determines the starting time of the first driving device 400 and the second driving device 500 according to the tension value of the flexible screen assembly 300, so that the situation that the tension value of the flexible screen assembly 300 is too small and wrinkles due to too small starting time interval between the two driving devices can be avoided, and the situation that the tension value of the flexible screen assembly 300 is too large and is damaged due to too large starting time interval between the two driving devices can also be avoided. Compared with the starting control of two driving devices according to a fixed time interval, the control of the embodiment of the application is more accurate and intelligent.
In the above embodiment, alternatively, the electronic device 20 may be provided with only the first driving device 400 and not the second driving device 500, such as shown in fig. 12, where fig. 12 is a seventh structural schematic diagram of the electronic device provided in the embodiment of the present application. One end of the flexible screen assembly 300 is connected to the first housing 100, the other end of the flexible screen assembly 300 is connected to the first driving device 400, the first driving device 400 drives the first housing 100 and the second housing 200 to move relatively and drives the flexible screen assembly 300 to move, so that the second display part 340 of the flexible screen assembly 300 extends out of the accommodating cavity 140 and is unfolded on the outer surface of the second housing 100, and the second display part 340 and the first display part 320 can display pictures together.
As shown in fig. 13 and 14, fig. 13 is a schematic structural diagram of a first driving device in the electronic apparatus shown in fig. 12, and fig. 14 is a schematic structural diagram of a pushing assembly in the first driving device shown in fig. 12. The push rod 4442 includes a support portion 4442a, a rotation shaft 4442b, and a push portion 4442c, one end of the push portion 4442 is fixed to the support portion 4442a, the other end of the push portion 4442c is connected to the roller 250 (e.g., to the roller 252), and the rotation shaft 4442b is disposed at one end of the support portion 4442a away from the roller 250. The flexible screen assembly 300 is slidably coupled to the rotation shaft 4442b by a connection belt 540. For example, the connection belt 540 is wound around the rotation shaft 4442b, one end of the connection belt 540 is fixedly connected to the first casing 100, and the other end of the connection belt 540 is connected to the other end of the flexible screen assembly 300.
When the second display portion 340 needs to be deployed, the processor 600 may control the first motor 420 to drive the transmission assembly 442 to move, the transmission assembly 442 drives the pushing assembly 444 to move in a direction away from the first casing 100, the pushing assembly 444 pushes the second casing 200 to move in a direction away from the first casing 100 through the pushing portion 4442c during the moving process, at the same time, since the rotating shaft 4442b also moves in a direction away from the first casing 100, the connecting belt 540 also follows the rotating shaft 4442b to move in a direction away from the first casing 100 and slide along the outer surface of the rotating shaft 4442b, further, the length of the connection belt 540 on the second casing 200 is increased, and the second display part 340 slides out of the receiving cavity 140 along the roller 250 in the direction of the outer surface of the second casing 200 under the combined action of the second casing 200 and the connection belt 540, so that the second display part 340 is exposed outside the electronic device 20. It can be appreciated that when the flexible screen assembly 300 receives a pushing force applied thereto by the second housing 200, the connecting band 540 gradually reduces the pulling force on the flexible screen assembly 300, so that the second display portion 340 of the flexible screen assembly 300 is unfolded.
When the second display part 340 needs to be recovered, the processor 600 may control the first motor 420 to drive the transmission assembly 442 to move, the transmission assembly 442 drives the pushing assembly 444 to move in a direction close to the first casing 100, the pushing assembly 444 pulls the second casing 200 to move in a direction close to the first casing 100 through the pushing portion 4442c in the moving process, and at the same time, as the rotating shaft 4442b also moves in a direction close to the first casing 100, the connection belt 540 also slides along the outer surface of the rotating shaft 4442b in a direction close to the first casing 100 along with the rotating shaft 4442b, so as to reduce the length of the connection belt 540 on the second casing 200, and the second display part 340 slides into the receiving cavity 140 in a direction of the inner surface of the second casing 200 along with the roller 250 under the combined action of the second casing 200 and the connection belt 540, so that the second display part 340 is recovered into the receiving cavity 140. It can be understood that, when the second housing 200 moves towards the direction approaching the first housing 100, the pushing force applied by the second housing 200 to the flexible screen assembly 300 is gradually reduced, and at this time, the connecting band 540 pulls the flexible screen assembly 300 towards the direction approaching the first housing 100 when moving towards the first housing, so that the second display portion 340 of the flexible screen assembly 300 can be recovered into the receiving cavity 140.
It should be noted that, in the process of unfolding the second display portion 340 of the flexible screen assembly 300 out of the first casing 100 or retracting the flexible screen assembly 300 into the first casing 100, the flexible screen assembly 300 keeps a straight state under the combined action of the second casing 200 and the connection band 540, so as to ensure that the image display effect of the electronic device 20 is not affected.
In order to avoid the excessive friction between the connection belt 540 and the rotating shaft 4442b, which may cause the excessive tension applied by the connection belt 540 to the flexible screen assembly 300, and further cause the excessive damage of the tension of the flexible screen assembly 300, the outer surface of the rotating shaft 4442b in the embodiment of the present application is further sleeved with a first roller, such as a first roller 4442d, the first roller 4442d and the rotating shaft 4442b are rotatably connected, so that the first roller 4442d may rotate around the rotating shaft 4442b, and further the connection belt 540 may drive the first roller 4442d to rotate when moving, and further the friction between the connection belt 540 and the first roller 4442d may be reduced, so that the connection belt 540 may move more smoothly, and the occurrence of the situation that the flexible screen assembly 300 is damaged due to the excessive tension applied by the connection belt 540 to the flexible screen assembly 300 is avoided. And the first roller 4442d may form a combined rolling mechanism with the roller 250, thereby ensuring smooth recovery and smooth unfolding of the flexible screen assembly 300. The rotation speed of the first roller 4442d is the same as that of the roller 250, so that the first roller 4442d and the roller 250 constitute a combined driven mechanism, and the extension length of the second display part 340 is equal to the movement distance of the connection belt 540.
It can be understood that, in the embodiment of the present application, the first motor 420 provides an active driving effect, and the roller 250 and the rotating shaft 4442b on the second housing 200 are a combined driven mechanism, and perform a linkage motion under the active driving of the first motor 420, so that the moving distance of the pushing portion 4442c, the unfolding length of the second display portion 340, and the moving distance of the connecting band 540 are equal, thereby ensuring that the flexible screen assembly 300 is in a constantly tightened state (ensuring that the tension of the flexible screen assembly 300 is within a certain range) during the unfolding process and the recycling process, and avoiding abnormal situations such as too large tension of the flexible screen assembly 300 being damaged due to asynchronous unfolding, or too small tension of the flexible screen assembly 300 being wrinkled.
In the embodiment of the present application, the first driving device 400 can realize the relative movement between the first casing 100 and the second casing 200 and the unfolding and folding of the flexible screen assembly 300, which can reduce one driving device compared with the embodiment of the above application, and simplify the structure of the electronic device 20 based on the embodiment of the above application.
As shown in fig. 3, the second case 200 may further include a second rear cover such as a second rear cover 240, the second rear cover 240 being provided on the second, third and fourth sides 210, 220 and 230 to cover the devices provided on the second case 200. It is understood that the second display portion 340 of the flexible screen assembly 300 is disposed at one side of the second, third and fourth side edges 210, 220 and 230, the second rear cover 240 is disposed at the other side of the second, third and fourth side edges 210, 220 and 230, and the second display portion 340 of the flexible screen assembly 300 may display a picture together with the first display portion 320 disposed on the first housing 100. The first display portion 320 provided in the first casing 100 may display a screen alone.
The housing assembly and the electronic device provided in the embodiments of the present application are described in detail above. The principles and implementations of the present application are described herein using specific examples, which are presented only to aid in understanding the present application. Meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims (14)

1. An electronic device, comprising:
a first housing;
a second housing movably connected with the first housing;
a flexible screen assembly, one end of which is connected with the first housing;
the first driving device is connected with the other end of the flexible screen assembly, the first shell and the second shell, and is used for driving the first shell and the second shell to move relatively so as to drive the flexible screen assembly to move, so that a part of the flexible screen assembly is recovered in the first shell or the second shell, or a part of the flexible screen assembly is unfolded outside the first shell or the second shell, and the first driving device comprises a rotating shaft;
the connecting band is wound on the rotating shaft, and two ends of the connecting band are respectively connected with the first shell and the flexible screen assembly;
the roller is arranged on the second shell, the flexible screen assembly is wound on the roller so that the roller can rotate along with the movement of the flexible screen assembly, the rolling speed of the roller is the same as that of the rotating shaft so that the movement distance of the flexible screen assembly is equal to that of the connecting belt, and therefore the two ends of the flexible screen assembly are always in a stressed and tightened state.
2. The electronic device of claim 1, wherein the first driving device is disposed on the first housing, the flexible screen assembly is wrapped around the second housing and movably connected to the second housing, and one end of the flexible screen assembly is fixedly connected to the first housing, and the other end of the flexible screen assembly is connected to the first driving device through the connecting band.
3. The electronic device according to claim 2, wherein the first driving device includes a first motor and a pushing mechanism, the pushing mechanism is connected to the first motor, the first motor is configured to drive the pushing mechanism to move in a direction parallel to the first housing, so that the second housing moves along a direction parallel to the first housing along with the pushing mechanism, so as to implement the engagement and disengagement of the first housing and the second housing, and the first motor drives the connecting band to move while driving the pushing mechanism to move, so that the flexible screen assembly moves along with the connecting band.
4. The electronic device of claim 3, wherein the pushing mechanism comprises a pushing rod, the pushing rod comprises the rotating shaft, and the first motor is configured to drive the pushing rod to push the second housing to move in a direction parallel to the first housing and to move the connecting band along with the rotating shaft in a direction parallel to the first housing, so that a portion of the flexible screen assembly is retracted into the first housing or extended out of the first housing.
5. The electronic device of claim 4, wherein the push rod further comprises a first roller, the first roller is sleeved on the outer surface of the rotating shaft and is rotatably connected to the rotating shaft, and the connecting belt is wound around the first roller so that the first roller can rotate along with the movement of the connecting belt.
6. The electronic device of claim 5, wherein a scrolling speed of the scroll wheel is the same as a scrolling speed of the first roller such that a distance of movement of the flexible screen assembly is equal to a distance of movement of the connecting band.
7. The electronic device of claim 6, wherein the roller comprises a roller, a second roller and a third roller, the second roller and the third roller are spaced and sleeved on an outer surface of the roller and are rotatably connected to the roller, the other end of the push rod is connected to the roller, and the other end of the push rod is located at a spaced position between the second roller and the third roller.
8. The electronic device of claim 5, wherein the pushing mechanism further comprises a first base disposed on the first housing, the push rod is slidably connected to the first base, and an elastic member is further sleeved on an outer surface of the push rod to support and protect the push rod.
9. The electronic device according to any one of claims 3 to 8, wherein the pushing mechanism further comprises a transmission assembly, the transmission assembly is connected to the first motor, the push rod is connected to the transmission assembly, and the first motor is configured to drive the transmission assembly to move so that the push rod follows the transmission assembly and drives the second housing to move in a direction parallel to the first housing.
10. The electronic device of claim 9, wherein the transmission assembly includes a second base, a transmission screw and a connecting member, the second base is disposed on the first housing, the transmission screw is rotatably connected to the second base and connected to the first motor, the connecting member is sleeved on the transmission screw and connected to one end of the push rod, and the first motor is configured to drive the transmission screw to rotate so as to drive the connecting member and the push rod to move in a direction parallel to the first housing.
11. The electronic device of claim 10, wherein the transmission assembly further comprises a guide rod, the guide rod is parallel to and parallel to the transmission screw rod, the connecting member is provided with a first through hole and a second through hole, the transmission screw rod is inserted into the first through hole, and the guide rod is inserted into the second through hole.
12. The electronic device of claim 9, wherein the transmission component is one or a combination of a gear set, an electric push rod, an electro-hydraulic push rod, a pneumatic push rod or a hydraulic push rod.
13. A housing assembly for use in the retrieval and deployment of a flexible screen assembly, said housing assembly comprising:
a first housing;
a second housing movably connected with the first housing; and
the first driving device is connected with the first shell and the second shell and used for driving the first shell and the second shell to move relatively, and the first driving device comprises a rotating shaft;
the connecting band is wound on the rotating shaft, and two ends of the connecting band are respectively connected with the first shell and the flexible screen assembly;
the roller is arranged on the second shell, the flexible screen assembly is wound on the roller so that the roller rotates along with the movement of the flexible screen assembly, the rolling speed of the roller is the same as that of the rotating shaft so that the movement distance of the flexible screen assembly is equal to that of the connecting belt, and therefore the two ends of the flexible screen assembly are always in a stressed and tightened state;
the relative movement of the first shell and the second shell is used for driving the flexible screen assembly to move, so that a part of the flexible screen assembly is recovered in the first shell or the second shell, or a part of the flexible screen assembly is unfolded outside the first shell or the second shell.
14. The housing assembly of claim 13, wherein the first driving device comprises a first motor and a pushing mechanism, the pushing mechanism is connected to the first motor, the first motor is configured to drive the pushing mechanism to move in a direction parallel to the first housing, so that the second housing follows the pushing mechanism to move in a direction parallel to the first housing, so as to engage and disengage the first housing and the second housing, and the first motor drives the connecting belt to move while driving the pushing mechanism to move.
CN202210514941.1A 2019-12-24 2019-12-24 Shell assembly and electronic equipment Pending CN114900572A (en)

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