WO2023179131A1 - 折叠装置、折叠壳体及电子设备 - Google Patents
折叠装置、折叠壳体及电子设备 Download PDFInfo
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- WO2023179131A1 WO2023179131A1 PCT/CN2022/141327 CN2022141327W WO2023179131A1 WO 2023179131 A1 WO2023179131 A1 WO 2023179131A1 CN 2022141327 W CN2022141327 W CN 2022141327W WO 2023179131 A1 WO2023179131 A1 WO 2023179131A1
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- WIPO (PCT)
- Prior art keywords
- rotating
- side support
- linkage
- limiting
- component
- Prior art date
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Images
Classifications
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- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1656—Details related to functional adaptations of the enclosure, e.g. to provide protection against EMI, shock, water, or to host detachable peripherals like a mouse or removable expansions units like PCMCIA cards, or to provide access to internal components for maintenance or to removable storage supports like CDs or DVDs, or to mechanically mount accessories
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/10—Arrangements for locking
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/12—Pivotal connections incorporating flexible connections, e.g. leaf springs
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- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
- G06F1/1616—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with folding flat displays, e.g. laptop computers or notebooks having a clamshell configuration, with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
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- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1652—Details 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
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- G06F1/1681—Details related solely to hinges
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
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- G—PHYSICS
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- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- H—ELECTRICITY
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- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
- H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
- H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
- H04M1/0216—Foldable in one direction, i.e. using a one degree of freedom hinge
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- H—ELECTRICITY
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- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
- H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0226—Hinges
Definitions
- the present application relates to the field of folding flexible parts, and in particular, to a folding device that supports a flexible part, a folding case provided with the folding device, and an electronic device provided with the folding case.
- the bendable area of the current bendable and flexible display screen is generally supported and folded by a support component of a folding device, which includes a support component located in the middle The middle support member and the side support members provided on opposite sides of the middle support member.
- the side support members are folded or flattened relative to the middle support member to drive the bending of the bendable flexible display screen. Folding or flattening of regions.
- existing side supports generally include a support plate and several connecting parts. Each connecting part is generally connected to the support plate by rivet welding or screws. Not only do the side supports have many components, but the manufacturing process is complex and The assembly process is complicated and the production cost is high.
- the present application provides a folding device with simple production process and low production cost, a folding case provided with the folding device, and an electronic device provided with the folding case.
- the present application provides a folding device, which includes a folding device, the folding device includes a support assembly, the support assembly includes a side support member, and the side support member includes a side support plate and a number of embedded parts;
- a rotating component the rotating component includes a rotating component and a connecting component, the rotating component is rotationally connected to the connecting component, and at least one of the embedding components on the side support member is rotationally connected to the connecting component;
- a linkage assembly includes a linkage piece, the linkage piece is slidingly connected to the connecting piece, and at least another embedded piece on the side support member is slidingly and rotationally connected to the linkage piece;
- the rotation of the connecting member can drive the rotation of the rotating member and the linkage member
- the rotation of the rotating member and the linkage member drives the side support members to move, so that the two side parts
- the support members bend each other synchronously or unfold each other synchronously; each of the embedded members is embedded in the back of the side support plate, and each of the embedded members is embedded in the back of the side support plate.
- This application also provides a folding shell, which includes a folding device and two frames.
- the folding device is located between the two frames.
- the two frames are respectively connected to two of the folding devices.
- the electronic device includes a flexible part and a folding casing, and the flexible part is provided on the folding casing.
- Figure 1 is a schematic three-dimensional structural diagram of an electronic device in one embodiment of the present application.
- Figure 2 is an exploded schematic diagram of the three-dimensional structure of the foldable housing and flexible parts of the electronic device in Figure 1;
- Figure 3 is an exploded schematic diagram of the three-dimensional structure of the folding shell in Figure 2;
- Figure 4 is a schematic three-dimensional structural diagram of the folding device in Figure 3;
- Figure 5 is a schematic three-dimensional structural diagram of the folding device in Figure 4 from another perspective;
- Figure 6 is an exploded schematic diagram of the three-dimensional structure of the folding device in Figure 4.
- Figure 7 is an exploded schematic diagram of the three-dimensional structure of the folding device in Figure 5 from another perspective;
- Figure 8 is a schematic three-dimensional structural view of one of the side supports of the folding device in Figure 7;
- Figure 9 is a schematic three-dimensional structural diagram of the side support member in Figure 8 from another perspective;
- Figure 10 is an exploded schematic diagram of the three-dimensional structure of the side support member in Figure 8 from another perspective;
- Figure 11 is a partial structural cross-sectional view of the side support member in Figure 8.
- Figure 12 is an exploded schematic view of the side support member in Figure 11;
- Figure 13 is a schematic three-dimensional structural diagram of the rotating shaft mechanism in Figure 6;
- Figure 14 is a schematic three-dimensional structural diagram of the rotating shaft mechanism in Figure 13 from another perspective;
- Figure 15 is an exploded schematic view of the three-dimensional structure of the rotating component and the folding assist component of the rotating shaft mechanism in Figure 13;
- Figure 16 is an exploded schematic view of the three-dimensional structure of the rotating component and the folding assist component of the rotating shaft mechanism in Figure 14;
- Figure 17 is an exploded schematic diagram of the three-dimensional structure of the rotating assembly in Figure 14;
- Figure 18 is a schematic three-dimensional structural diagram of the rotating assembly of Figure 17 from another perspective;
- Figure 19 is an exploded schematic diagram of the three-dimensional structure of the folding aid component in Figure 15;
- Figure 20 is an exploded schematic diagram of the three-dimensional structure of the folding aid component in Figure 16;
- Figure 21 is a schematic end view of the folding device in Figure 4.
- Figures 22-26 are perspective cross-sectional views of different parts of the folding device in Figure 4.
- Figure 27 is a schematic three-dimensional structural diagram of the electronic device in Figure 1 in a bent state
- Figure 28 is a side view of the electronic device in Figure 27.
- a folding device which includes a support assembly, the support assembly includes a side support member, and the side support member includes a side support plate and a number of embedded parts;
- a rotating component the rotating component includes a rotating component and a connecting component, the rotating component is rotationally connected to the connecting component, and at least one of the embedding components on the side support member is rotationally connected to the connecting component;
- a linkage assembly includes a linkage piece, the linkage piece is slidingly connected to the connecting piece, and at least another embedded piece on the side support member is slidingly and rotationally connected to the linkage piece;
- the rotation of the connecting member can drive the rotation of the rotating member and the linkage member
- the rotation of the rotating member and the linkage member drives the side support members to move, so that the two side parts
- the support members are synchronously bent or unfolded synchronously with each other, and each of the embedded members is embedded in the back of the side support plate.
- the side support plates and the insert are integrally formed.
- the embedded part includes a connecting part, the side supporting plate is made of plastic material, and the connecting part is embedded in the side supporting plate.
- connection part is provided with a positioning groove, and the side support plate is provided with a flange corresponding to the positioning groove; or the connection part is provided with a flange, and the side support plate is provided with a flange corresponding to the flange. Locating slot.
- the flange is continuously or spaced around a circle on a plane parallel to the back surface of the side support plate, and the positioning groove is continuously formed on a plane parallel to the back surface of the side support plate. Or set up in a circle at intervals.
- Several embedded parts include rotating blocks and limiting blocks.
- the rotating blocks and the limiting blocks are respectively embedded in the side support plates.
- the rotating blocks are rotationally connected to the connecting parts.
- the limiting blocks are connected with the connecting parts.
- the linkage piece is cooperatively connected with the guide sliding part through the limiting chute.
- the limiting block is provided with a limiting chute, and the guide sliding portion is provided on the linkage piece; or the linkage piece is provided with a limiting chute, and the guide sliding portion is provided on the limiting block; the limiting block
- the positioning chute extends obliquely toward the side away from the side support plate.
- the limiting chute includes a first limiting section and a second limiting section located at opposite ends. The first limiting section is smaller than the The second limiting section is further away from the side support plates. When the two side supports are in a fully folded state, the guide slide is positioned at the first limiting section. When the partial support member is in a flat state, the guide sliding portion is positioned at the second limiting section.
- the folding device also includes a limiting component.
- the limiting component includes a pushing member, a resisting member and an elastic member provided on the linkage member.
- the elastic member has the function of connecting the resisting member to the pushing member.
- the second cams can rotatably resist each other, the pushing member rotates relative to the resisting member, the elastic member is extruded by the resisting member and elastically deforms, the pushing member and the resisting member The frictional resistance between them keeps the linkage in position.
- a folding shell which includes a folding device and two frames.
- the folding device includes a support component, a rotating component and a linkage component.
- the support component includes a side support member, and the side support member includes a side support member. plate and a number of embedded parts;
- the rotating component includes a rotating part and a connecting part, the rotating part is rotationally connected to the connecting part, and at least one of the embedded parts on the side support part is rotated with the connecting part Connection;
- the linkage assembly includes a linkage piece, the linkage piece is slidingly connected to the connecting piece, and at least another embedded piece on the side support member is slidingly and rotationally connected to the linkage piece;
- the connection The rotation of the member can drive the rotation of the rotating member and the linkage member, and the rotation of the rotation member and the linkage member drives the side support members to move, so that the two side support members can fold each other synchronously. Bend or unfold each other synchronously, each of the embedded parts is embedded in the back of the side support plate; the folding device
- the side support plates and the insert are integrally formed.
- the embedded part includes a connecting part, the side supporting plate is made of plastic material, and the connecting part is embedded in the side supporting plate.
- connection part is provided with a positioning groove, and the side support plate is provided with a flange corresponding to the positioning groove; or the connection part is provided with a flange, and the side support plate is provided with a flange corresponding to the flange. Locating slot.
- the flange is continuously or spaced around a circle on a plane parallel to the back surface of the side support plate, and the positioning groove is continuously formed on a plane parallel to the back surface of the side support plate. Or set up in a circle at intervals.
- Several embedded parts include rotating blocks and limiting blocks.
- the rotating blocks and the limiting blocks are respectively embedded in the side support plates.
- the rotating blocks are rotationally connected to the connecting parts.
- the limiting blocks are connected with the connecting parts.
- the linkage piece is cooperatively connected with the guide sliding part through the limiting chute.
- the limiting block is provided with a limiting chute, and the guide sliding portion is provided on the linkage piece; or the linkage piece is provided with a limiting chute, and the guide sliding portion is provided on the limiting block; the limiting block
- the positioning chute extends obliquely toward the side away from the side support plate.
- the limiting chute includes a first limiting section and a second limiting section located at opposite ends. The first limiting section is smaller than the The second limiting section is further away from the side support plates. When the two side supports are in a fully folded state, the guide slide is positioned at the first limiting section. When the partial support member is in a flat state, the guide sliding portion is positioned at the second limiting section.
- the folding device also includes a limiting component.
- the limiting component includes a pushing member, a resisting member and an elastic member provided on the linkage member.
- the elastic member has the function of connecting the resisting member to the pushing member.
- the second cams can rotatably resist each other, the pushing member rotates relative to the resisting member, the elastic member is extruded by the resisting member and elastically deforms, the pushing member and the resisting member The frictional resistance between them keeps the linkage in position.
- An electronic device includes a flexible part and a folding shell.
- the folding shell includes a folding device and two frames.
- the folding device includes a support component, a rotating component and a linkage component.
- the support component includes a side support. component, the side support component includes a side support plate and a number of embedded components;
- the rotation component includes a rotating component and a connecting component, the rotating component is rotationally connected to the connecting component, and at least one of the side supporting components is One of the embedded pieces is rotationally connected to the connecting piece;
- the linkage assembly includes a linking piece, the linking piece is slidingly connected to the connecting piece, and at least another embedded piece on the side support member is connected to the connecting piece.
- the linkage parts are connected in a sliding and rotational manner; the rotation of the connection part can drive the rotation of the rotating part and the linkage part, and the rotation of the rotating part and the linkage part drives the side support parts to move, so as to
- the two side support members are synchronously bent or unfolded with each other, and each of the embedding members is embedded in the back of the side support plate; the folding device is located between the two frames. , the two frames are respectively connected to the two connecting members of the folding device, and the flexible member is provided on the folding shell.
- the embedded part includes a connecting part, the side supporting plate is made of plastic material, and the connecting part is embedded in the side supporting plate.
- connection part is provided with a positioning groove, and the side support plate is provided with a flange corresponding to the positioning groove; or the connection part is provided with a flange, and the side support plate is provided with a flange corresponding to the flange. Locating slot.
- Several embedded parts include rotating blocks and limiting blocks.
- the rotating blocks and the limiting blocks are respectively embedded in the side support plates.
- the rotating blocks are rotationally connected to the connecting parts.
- the limiting blocks are connected with the connecting parts.
- the linkage piece is cooperatively connected with the guide sliding part through the limiting chute.
- the electronic device 100 includes a foldable case 20 and a flexible member 30 disposed on the foldable case 20 .
- the flexible part 30 can be a flexible display screen, a flexible touch screen, a flexible touch display screen, and other flexible parts with corresponding functions, or a flexible part fixedly attached to a flexible support plate, such as a flexible display screen attached to a flexible steel plate, Flexible touch screen, etc.
- the flexible member 30 is bent or flattened along with the folding housing 20 .
- the folding housing 20 includes two frames 21 and a folding device 22 connected between the two frames 21 .
- the flexible member 30 includes a bendable area 31 corresponding to the folding device 22 and two non-bendable areas 33 connected to opposite sides of the bendable area 31 .
- the two non-bending areas 33 of the flexible member 30 can be fixedly attached to the front surfaces of the two frames 21 respectively, and the bendable area 31 can be attached to the front side of the folding device 22 .
- the bendable area 31 of the flexible member 30 is bent or flattened with the folding device 22 .
- the folding device 22 includes a support component 23, a rotating component 25, a folding-assist component and a back cover 28.
- the folding-assist component includes a linkage component 26 and a limiting mechanism 27.
- the linkage component 26 is connected to the rotating component 25, and the limiting mechanism 27 is connected to Linkage component 26.
- the linkage component 26 is located between the rotating component 25 and the limiting mechanism 27 .
- the support assembly 23 includes a middle support member 231 and side support members 233 located on opposite sides of the middle support member 231. The back of the bendable area 31 of the flexible member 30 is attached to the middle support member 231 and the side support members 233. front.
- the side support member 233 includes a side support plate 2331 and a plurality of embedded parts, and each of the embedded parts is embedded in the back side of the side support plate 2331.
- the rotating assembly 25 includes a positioning base 251 and a rotating mechanism 253 located on opposite sides of the positioning base 251.
- the rotating mechanism 253 includes a rotating member 254 and a connecting member 256 that is rotationally connected to the rotating member 254.
- the rotating member 254 has an end away from the connecting member 256.
- the linkage assembly 26 includes a pair of linkage pieces 264, each linkage piece 264 is away from the other linkage piece 264
- One end is slidably connected to the connector 256.
- At least another embedded part on the side support part 233 is slidingly and rotationally connected to the linkage part 264; the connection part 256 rotates relative to the positioning seat 251 to drive the rotating part 254 and the linkage part 264 to rotate relative to the positioning seat 251.
- a number of embedding pieces include a number of rotating blocks 2334 and a number of limiting blocks 2336.
- the rotating blocks 2334 and the limiting blocks 2336 are respectively embedded in the side support plates 2331.
- the rotating blocks 2334 and the limiting blocks 2336 are respectively embedded in the side support plates 2331.
- the two frames 21 of the electronic device 100 are respectively connected to the two connectors 256 of the folding device 22.
- the frame 21 drives the rotating member 254 and the linking member 264 to rotate relative to the positioning base 251 through the connectors 256, so that the support assembly 23
- the two side supports 233 can be bent or unfolded synchronously with the rotation of the rotating mechanism 253 and the linkage 264.
- the flexible member 30 can be bent or flattened along with the side supports 233, and the bendable area 31 can be bent to form a teardrop shape. .
- the front surface refers to the surface facing the same direction as the light-emitting surface of the flexible component 30
- the back surface refers to the surface facing away from the light-emitting surface of the flexible component 30 .
- the electronic device 100 is, for example, but is not limited to a mobile phone, a tablet computer, a monitor, a liquid crystal panel, an OLED panel, a TV, a smart watch, a VR head-mounted display, a vehicle-mounted display, or any other product and component with a display function.
- Connection in the description of the embodiments of this application includes both direct connection and indirect connection.
- the connection between A and B includes the direct connection between A and B or the connection through a third element C or more other elements. Connection also includes two situations: integrated connection and non-integrated connection. Integrated connection means that A and B are integrated and connected, and non-integrated connection means that A and B are not integrated and connected.
- the folding device 22 of the electronic device 100 of the present application includes a support component 23, a rotating component 25 and a linkage component 26.
- One end of the rotating component 254 is rotationally connected to the positioning base 251, and the opposite end of the rotating component 254 is rotationally connected to the connecting component 256.
- the end of the linkage member 264 away from the positioning seat 251 is slidingly connected to the connector 256, the side support member 233 is slidingly and rotationally connected to the linkage member 264, and the side support member 233 is rotationally connected to the corresponding connector 256.
- the connecting member 256 drives the rotating member 254 to rotate relative to the positioning seat 251, and the connecting member 256 drives the two linking members 264 to rotate relative to each other synchronously.
- the rotation of 256 and the linkage member 264 drives the two side support members 233 to fold or unfold each other synchronously, thereby realizing the folding or flattening of the flexible member 30 . Since the folding device 22 can realize synchronous folding or synchronous flattening through the support component 23, the rotation component 25 and the linkage component 26, compared with the prior art supporting flexible parts through a hinge mechanism, the folding device 22 of the present application has a simple structure and is easy to manufacture.
- the support side plate generally includes a support plate and a number of connecting parts, and each connecting part is welded or screwed. Connected to the support plate, the assembly is cumbersome and the manufacturing cost is high; in this application, the side support plate 2331 of the side support 233 and the embedded part are fixed by embedding, the manufacturing process is simple, no assembly process is required, and the cost is greatly reduced. Reduces production costs and is conducive to mass production.
- the folding device 22 in this embodiment includes a support component 23, three rotating components 25, three linkage components 26 and three limiting mechanisms 27. Each rotating component 25 is connected to a linkage component 26 and a limiting mechanism 27. into a combined structure, that is, the folding device 22 includes three of the above-mentioned combined structures, two of which are respectively provided at two opposite ends of the back of the support component 23, and the other said combined structure is provided in the middle of the back of the support component 23 .
- the folding device 22 may also include a support component 23, a rotating component 25, a linkage component 26 and a limiting mechanism 27.
- the rotating component 25, linkage component 26 and limiting mechanism 27 are connected to form a combined structure.
- the combined structure is connected to the back of the support component 23 .
- the folding device 22 may also include a support component 23, two rotating components 25, two linkage components 26 and two limiting mechanisms 27; one of the rotating components 25, one of the linkage components and one of the limiting mechanisms
- the positioning mechanism 27 is connected to form a combined structure
- the other rotating component 25 is connected to another linkage component 26 and another limiting mechanism 27 to form a combined structure.
- the two combined structures are spaced apart from each other and are arranged on the back of the support component 23 .
- the folding device 22 may also include a support component 23, more than three rotation components 25, more than three linkage components 26, and more than three limiting mechanisms 27.
- the three or more rotation components 25 are provided On the back of the support component 23 and arranged at intervals along the length direction of the support component 23, more than three linkage components 26 are respectively connected to more than three rotation components 25, and more than three limiting mechanisms 27 are respectively connected to more than three.
- Linkage component 26 is also included.
- the connectors 256 on opposite sides of the folding device 22 are fixedly connected to the two frames 21 respectively.
- the connectors 256 and the frames 21 can be fixed by, but not limited to, screws, snaps or glue. Connect and fix etc.
- one frame 21 is folded or flattened relative to the other frame 21, it can drive the corresponding rotating mechanism 253 to rotate relative to the positioning base 251.
- the rotating mechanism 253 drives the two side supports 233 relative to the positioning base through the linkage assembly 26.
- the frame 21 includes a front 211, a back 213, two opposite side surfaces 214 and two end surfaces 215.
- the folding device 22 is connected between the two end surfaces 215 of the two frames 21, and the flexible member 30
- the non-bending area 33 is connected to the front surface 211 of the frame 21 .
- Each frame 21 is provided with a receiving groove 216 on the end surface 215 facing the folding device 22 , and the receiving groove 216 passes through the front surface 211 of the frame 21 .
- Opposite sides of the folding device 22 are respectively received in the receiving grooves 216 of the two frames 21 , and each connecting piece 256 is fixedly connected to the corresponding frame 21 .
- the back 213 of the frame 21 is provided with a number of receiving spaces (not shown in the figure), and the receiving spaces are used for installing circuit boards, batteries and other electronic devices.
- the middle support member 231 is a rectangular plate.
- the rectangular plate includes a front face 2311 and a back face 2312 facing away from the front face 2311.
- the front face 2311 of the middle support member 231 is provided with a countersunk hole 2313.
- the hole 2313 passes through the back 2312.
- the side support plate 2331 is a strip plate.
- the side support plate 2331 includes a front face 2332 and a back face 2333 facing away from the front face 2332.
- the rotating block 2334 and the limiting block 2336 are both embedded in the back face 2333 of the side support plate 2331.
- the side support plate 2331 is integrally made by injection molding of plastic material.
- plastic material is injected into the cavity of the mold, so that the insert and the side support plate 2331 are injection molded to form an integrated structure; that is, The side support plates 2331 and the insert are integrally formed.
- the side support member 233 includes three pairs of rotating blocks 2334 and three limiting blocks 2336.
- the three pairs of rotating blocks 2334 are respectively embedded in the side support plate at a distance from each other.
- On the back 2333 of the side support plate 2331 three limiting blocks 2336 are embedded in the back 2333 of the side support plate 2331 at intervals, and a limiting block 2336 is provided between each pair of rotating blocks 2334.
- two pairs of rotating blocks 2334 are respectively located at two opposite ends of the back surface 2333 of the side support plate 2331, and the other pair of rotating blocks 2334 are located near the middle of the back surface 2333 of the side support plate 2331.
- Each pair of rotating blocks A limiting block 2336 is provided between 2334 .
- Each limiting block 2336 is located on a side away from the middle support member 231 .
- the side support member 233 can also include a pair of rotating blocks 2334 and a limiting block 2336.
- the pair of rotating blocks 2334 can be embedded at any position on the back 2333 of the side supporting plate 2331, and a limiting block 2336.
- the block 2336 is provided between a pair of rotating blocks 2334; a combined structure connected by a rotating component 25, a linkage component 26 and a limiting mechanism 27 is provided between the side support 233 and the back cover 28.
- the side support member 233 may also include two pairs of rotating blocks 2334 and two limiting blocks 2336.
- the two pairs of rotating blocks 2334 are spaced apart from each other and are embedded in the back 2333 of the side support plate 2331.
- the back side 2333 of the plate 2331 is embedded with a limiting block 2336 between each pair of rotating blocks 2334; preferably, the two pairs of rotating blocks 2334 are respectively embedded at the opposite ends of the back side 2333 of the side support plate 2331, each A limiting block 2336 is provided between a pair of rotating blocks 2334.
- the side support member 233 may also include more than three pairs of rotating blocks 2334 and more than three limiting blocks 2336.
- the three or more pairs of rotating blocks 2334 are spaced apart from each other and are embedded in the back surface 2333 of the side support member 233. More than three pairs of rotating blocks 2334 are arranged along the length direction of the side support member 233.
- a limiting block 2336 is embedded in the back surface 2333 of the side supporting plate 2331 between each pair of rotating blocks 2334.
- the embedding piece and the side support plate 2331 are made of different materials, and the hardness of the embedding piece is greater than or equal to the hardness of the side support plate 2331.
- the embedded member can be made of, but is not limited to, hard carbon fiber, stainless steel, aluminum alloy, or magnesium alloy. That is, the rotating block 2334 and the limiting block 2336 can be made of, but is not limited to, hard carbon fiber, stainless steel, or other materials. Made of aluminum alloy or magnesium alloy.
- the plastic material used for injection molding the side support plate 2331 may be, but is not limited to, adding carbon fiber (Carbon Fiber, referred to as CF) or glass fiber (glass fiber, referred to as GF) to polyamide (Nylon, Polyamide, referred to as PA); Or add carbon fiber (Carbon Fiber, referred to as CF) or glass fiber (glass fiber, referred to as GF) to polyetheretherketone (PEEK).
- CFRP Carbon Fiber
- CF Carbon Fiber
- GF glass fiber
- PEEK polyetheretherketone
- the side support parts 233 made by injection molding of the above-mentioned plastic materials and embedded parts have strong hardness and can meet the supporting function of the side support parts 233.
- the embedded part includes a connecting part 2337, which is embedded in the side support plate 2331; that is, the rotating block 2334 and the limiting block 2336 both include a connecting part 2337, and the rotating block 2334 and the limiting block 2336 pass through the connecting part respectively.
- 2337 is embedded into the side support plate 2331.
- the rotating block 2334 also includes a rotating part 2334a and a supporting part 2334b provided on the rotating part 2334a.
- the connecting part 2337 is provided on the side of the supporting part 2334b away from the rotating part 2334a.
- the rotating part 2334a is an arc-shaped piece
- the supporting part 2334b is a supporting piece provided on the front of the arc-shaped piece
- the connecting part 2337 is a connecting column protruding on the side of the supporting piece away from the rotating part 2334a.
- the support part 2334b may be, but is not limited to, a U-shaped support piece, a rectangular support piece, an annular support piece, etc.
- Several connecting portions 2337 protrude from the side of the supporting portion 2334b away from the rotating portion 2334a.
- the limiting block 2336 also includes a limiting portion 2336a and a supporting portion 2336b provided on the front side of the limiting portion 2336a.
- the connecting portion 2337 is provided on a side of the supporting portion 2336b away from the limiting portion 2336a.
- the limiting part 2336a is an arc-shaped piece
- the supporting part 2336b is a T-shaped supporting piece provided on the front side of the arc-shaped piece
- the connecting part 2337 is protruding from the T-shaped supporting piece away from the limiting part 2336a.
- Connecting post on one side the support part 2336b can also be, but is not limited to, a rectangular support piece, a U-shaped support piece, an annular support piece, etc., and a number of connecting parts 2337 are provided on the side of the support part 2336b away from the limiting part 2336a.
- the connecting part 2337 is provided with a positioning groove 2337a
- the side support plate 2331 has a flange 2331a corresponding to the positioning groove 2337a, and the flange 2331a is engaged with the positioning groove 2337a.
- the side support plate 2331 is provided with a through hole 2331b, and the flange 2331a is protruding on the inner peripheral surface of the through hole 2331b of the side support plate 2331;
- the positioning groove 2337a is provided on the outer peripheral surface of the connecting portion 2337; the connecting portion 2337 is accommodated in the through hole 2331b, and the flange 2331a is engaged in the positioning groove 2337a.
- the connecting part 2337 may be, but is not limited to, a cylinder, a rectangular column, a polygonal column, a waist-shaped column, etc.
- the through hole 2331b may be, but is not limited to, a round hole, a rectangular hole, a polygonal hole, a waist-shaped hole, etc.
- the positioning grooves 2337a are connected or spaced around a circle along a plane parallel to the back surface 2333 of the side support plate 2331; the flange 2331a is continuous along a plane parallel to the back surface 2333 of the side support plate 2331.
- a circle is formed on the ground or at intervals, and the flange 2331a is engaged with the positioning groove 2337a.
- the positioning groove 2337a is continuously formed in a circle along a plane parallel to the back surface 2333 of the side support plate 2331, and the flange 2331a is continuously formed along a plane parallel to the back surface 2333 of the side support plate 2331. Set up a circle.
- the connecting portion 2337 is provided with a flange
- the side support plate 2331 has a positioning groove corresponding to the flange.
- the flange is protruding from the outer peripheral surface of the connecting portion 2337, and the inner peripheral surface of the through hole 2331b of the side support plate 2331 is provided with a positioning groove; the flange is engaged in the positioning groove.
- the positioning grooves are connected or spaced around a circle along a plane parallel to the back surface 2333 of the side support plate 2331; the flange is formed along a plane parallel to the back surface 2333 of the side support plate 2331. Surround it continuously or at intervals.
- the side of the side support plate 2331 away from the positioning seat 251 is rotationally connected to the connecting piece 256.
- the side of the side supporting plate 233 away from the positioning base 251 is connected to the connecting piece 256.
- the matching connection between the first arc groove and the first arc rail; the first arc groove is provided on one of the side supports 233 and the connecting member 256, and the first arc rail is provided on the side support The other one of piece 233 and connecting piece 256.
- the rotating block 2334 is provided with a first arc groove 2335.
- the first arc groove 2335 is provided in the rotating part 2334a; the connecting piece 256 is slidably inserted into the first arc groove 2335.
- the axis of the first arc rail 2562 and the first arc groove 2335 is collinear with the rotation axis between the side support 233 and the connecting member 256 .
- the first arc groove 2335 is opened on the side of the rotating part 2334a facing the connecting member 256.
- One end of the first arc groove 2335 passes through the surface of the rotating part 2334 a away from the middle support member 231 , and the opposite end of the first arc groove 2335 extends to the back surface 2333 of the side support member 233 .
- the first arc groove 2335 is curved toward the side away from the back surface 2333 .
- the middle part of the first arc groove 2335 is curved toward the side away from the back surface 2333 .
- the two side surfaces of the rotating portions 2334a of each pair of rotating blocks 2334 facing each other are respectively provided with first arc grooves 2335.
- the axes of the two first arc grooves 2335 are collinear.
- One end of the arc groove 2335 passes through the surface of the rotating portion 2334a facing away from the middle support member 231 .
- the two side surfaces of the rotating portion 2334a of each pair of rotating blocks 2334 that are away from each other are respectively provided with first arc grooves 2335.
- the axes of the two first arc grooves 2335 are collinear, and the first arc grooves 2335 are collinear.
- One end of the groove 2335 passes through the surface of the rotating part 2334a away from the middle support member 231 , and the first arc groove 2335 is curved toward the side away from the back surface 2333 .
- the two opposite ends of the connecting member 256 are respectively provided with first arc rails 2562 that are rotatably received in two first arc grooves 2335.
- a first arc groove 2335 is provided on one of two opposite sides of the rotating portion 2334a of one of the rotating blocks 2334 of each pair of rotating blocks 2334, and the rotating portion 2334a of the other rotating block 2334 is opposite to each other.
- a first arc groove 2335 is provided on one of the two sides of the back, and the axes of the two first arc grooves 2335 are collinear.
- the two opposite ends of the connecting member 256 are respectively provided with first arc rails 2562 that are rotatably received in two first arc grooves 2335.
- two opposite ends of the side of the connecting member 256 away from the positioning seat 251 are respectively provided with first arc grooves, and the first arc grooves are bent toward the side away from the side support plate 2331; two The axis lines of the first arc grooves are collinear; the side supports 233 are respectively provided with rotating blocks 2334 at the two opposite ends of the connecting member 256, and the rotating blocks 2334 are rotatably accommodated in the first circular groove.
- the first arc rail in the arc groove is
- the side support plate 233 and the linkage member 264 are cooperatively connected to the guide slide 2640 through the limiting chute 2330 .
- the limiting chute 2330 is provided on one of the side support plate 233 and the linkage member 264
- the guide slide 2640 is provided on the other of the side support plate 233 and the linkage member 264 .
- the limiting chute 2330 is provided on the limiting block 2336 of the side support plate 233.
- the limiting chute 2330 is provided on the limiting portion 2336a; the sliding guide portion 2640 is provided on the linkage 264.
- the portion 2640 is slidably inserted into the limiting chute 2330 .
- Each limiting block 2336 is provided with a limiting chute 2330.
- the limiting chute 2330 may or may not penetrate the two opposite sides of the limiting block 2336 along the length direction parallel to the side support plate 2331.
- the limiting chute 2330 of each limiting block 2336 in this embodiment penetrates two opposite sides of the limiting portion 2336a.
- the limiting chute 2330 extends from one side of the side support plate 2331 to the opposite side.
- the limiting chute 2330 includes a first limiting section 2330a and a second limiting section 2330b located at opposite ends, and a guide sliding section 2330c located between the first limiting section 2330a and the second limiting section 2330b; the first limiting section 2330a and the second limiting section 2330b.
- the position section 2330a is located on the side away from the rotating block 2334, and the second limiting section 2330b is located on the side close to the rotating block 2334.
- the first limiting section 2330a, the guide slide section 2640c and the second limiting section 2330b are connected with each other.
- the guide slide 2640 When the two side supports 233 are in a fully folded state, the guide slide 2640 is positioned at the first limiting section 2330a to prevent the side supports 231 from further folding; when the two side supports 233 are in a flat state , the guide sliding portion 2640 is positioned at the second limiting section 2330b to prevent the side support 231 from further flattening.
- the limiting chute 2330 is an arc-shaped groove, and the limiting chute 2330 is bent toward a side away from the back surface 2333; specifically, the guide section 2640c is bent toward a side away from the back surface 2333.
- the side support member 233 and the linkage member 264 are connected by a limiting chute 2330 and a guide slide 2640, which can reduce the overall width of the folding device 22, thereby reducing the amount of space occupied by the folding device 22 inside the housing 20. space, which is conducive to the layout of other components such as the motherboard or battery.
- the limiting chute 2330 can be provided on the linkage member 264 , the guiding portion 2640 can be provided on the side support 233 , and the guiding portion 2640 can slide through the limiting chute 2330 .
- the end of the rotating member 254 away from the connecting member 256 is rotatably connected to the positioning seat 251.
- the side of the side support member 233 away from the middle support member 231 is rotatably connected to the connecting member. 256;
- the linkage component 26 is connected between the positioning base 251 and the two connectors 256.
- the side support member 233 and the connecting member 256 are rotatably connected through the cooperation of the first arc groove 2335 and the first arc rail 2562.
- the positioning seat 251 and the rotating member 254 are rotatably connected through the cooperation of the second arc groove 2511 and the second arc rail 2541.
- the second arc groove 2511 is provided in one of the positioning seat 251 and the connecting member 256.
- the second arc rail 2541 is provided on the other one of the positioning seat 251 and the connecting piece 256 .
- the first arc rails 2562 at the two ends of the connecting member 256 are rotatably inserted into the two first arc grooves 2335 of the corresponding side support members 233, so that the connecting member 256 is connected to the side support member 256.
- the supporting members 233 rotate relative to each other along the first arc groove 2335.
- the axis line of the first arc rail 2562 is collinear with the axis line of the first arc groove 2335.
- the axis line of the first arc rail 2562 is in line with the axis line of the first arc groove 2335.
- the rotation axis center lines between the side supports 233 and the connecting parts 256 are collinear.
- the positioning seat 251 is provided with a second arc groove 2511, and the rotating member 254 is provided with a second arc rail 2541 corresponding to the second arc groove 2511, so that the connection between the connecting member 256 and the positioning seat 251 is along the second arc groove 2511.
- the axis line of the second arc groove 2511 is collinear with the axis line of the second arc rail 2541, and the axis line of the second arc rail 2541 is in line with the rotation axis between the rotating member 254 and the positioning seat 251.
- Heart lines are collinear.
- the positioning base 251 includes a first base 251a and a second base 251b connected to the first base 251a.
- the end of the rotating member 254 away from the connecting member 256 is rotatably connected to the first base. 251a and the second base body 251b.
- the first base 251a and the second base 251b are respectively provided with second arc grooves 2511, and the second arc rails 2541 of the rotating member 254 are rotatably received in the second arc grooves 2511.
- the first seat 251a includes a front surface 2512, a back surface away from the front surface 2512, two opposite side surfaces 2513, and two opposite end surfaces; the first seat body 251a is provided with a pair of second arc grooves 2511 on the side surfaces 2513 facing the second seat body 251b. , the opposite ends of each second arc groove 2511 respectively pass through the front surface 2512, and the axes of the two second arc grooves 2511 on the first base 251a are parallel.
- the front surface 2512 of the first seat 251a is provided with a positioning groove 2514 on the side away from the second arc groove 2511.
- the two second arc grooves 2511 are respectively connected to the positioning grooves 2514.
- the first seat 251a faces each other on the bottom surface of the positioning groove 2514. There are connection holes 2515 at both ends.
- the side 2513 of the first base body 251a facing the second base body 251b is provided with a locking hole 2516.
- the second base body 251b includes a front side 2512, a back side away from the front side 2512, two opposite side surfaces 2513, and two opposite end surfaces; the side surface 2513 of the second base body 251b facing the first base body 251a is provided with a storage unit on the side close to the front side 2512. Space, the receiving space is used to receive the rotating member 254.
- the second base body 251b has a pair of second arc grooves 2511 on the side of the receiving space. The axes of the pair of second arc grooves 2511 are parallel, and the first base body 251a is connected to the second base body 251b.
- the pair of second arc grooves 2511 of the second base body 251b are respectively opposite to the pair of second arc grooves 2511 of the first base body 251a.
- the second base body 251b is provided with a connection hole 2515 on the bottom surface of the receiving space.
- a fastener such as a screw passes through the connection hole 2515 and is connected to the back cover 28 so that the positioning seat 251 is connected to the back cover 28 .
- the side 2513 of the second base body 251b facing the first base body 251a is provided with a clamping post 2517.
- the side 2513 of the second base body 251b away from the first base body 251a is provided with connecting holes 2518 at opposite ends and a rotating shaft hole 2519 in the middle.
- a cover plate extends from the front surface 2512 of the second base body 251b to the side away from the clamping column 2517.
- the positioning seat 251 also includes a stopper 252, which is used to prevent the second arc rail 2541 from escaping from the corresponding second arc groove 2511.
- the stopper 252 includes a positioning part 2521 and a stopper 2523 connected to one end of the positioning part 2521; the positioning part 2521 can be received and fixed in the positioning groove 2514 of the first base 251a, and the stopper 2523 is protruding from the There are stop bars at opposite ends of the positioning portion 2521, and the stop bars are used to prevent the second arc rail 2541 from leaving the corresponding second arc groove 2511.
- the positioning portion 2521 is provided with two through holes corresponding to the two connection holes 2515 of the first base 251a, and the two fasteners pass through the two through holes to be locked to the two connection holes 2515 of the first base 251a.
- the rotating member 254 includes a first rotating block 2540, a second rotating block 2542 and a connecting portion 2543 connected between the first rotating block 2540 and the second rotating block 2542; the first rotating block 2540 is rotationally connected to the positioning base 251, and the The two rotating blocks 2542 are rotationally connected to the corresponding connecting pieces 256 .
- the first rotating block 2540 is provided with a second arc rail 2541, and the second rotating block 2542 and the connecting piece 256 are rotatably connected through a rotating shaft.
- the first rotating block 2540 includes a second arc rail 2541 protruding from its side. In this embodiment, second arc rails 2541 are respectively protruding from two opposite sides of the first rotating block 2540.
- the axes of the two second arc rails 2541 are collinear.
- Each second arc rail 2541 A stopper 2544 protrudes from an end away from the connecting portion 2543 along the axis direction of the second arc rail 2541 .
- the second rotating block 2542 is provided with an axis hole 2546 along the direction parallel to the axis of the second arc rail 2541.
- the second rotating block 2542 is a rotating drum, and the axis of the rotating drum is parallel to the axis of the second arc rail 2541.
- the second arc groove 2511 on the positioning seat 251 and the second arc rail 2541 on the rotating member 254 can be interchanged; for example, an arc groove can be provided on the side of the first rotating block 2540,
- the positioning seat 251 is provided with an arc rail corresponding to the arc groove.
- the arc rail is rotatably inserted into the arc groove.
- the axis line of the arc groove, the arc rail , and the axis of rotation between the rotating member 254 and the positioning seat 251 are collinear.
- the connecting member 256 is in a strip shape. Specifically, the connecting member 256 includes a rectangular connecting plate 2560, and first arc rails 2562 are respectively provided at two opposite ends of the connecting plate 2560. One end of the front of the connecting plate 2560 is provided with a receiving opening 2561.
- the receiving opening 2561 of the connecting plate 2560 is used to receive the second rotating block 2542. That is, the second rotating block 2542 is rotatably received in the receiving opening 2561, so that the second rotating block 2542 can be rotated.
- the two rotating blocks 2542 are rotationally connected to the connecting member 256 .
- the connecting member 256 defines an axis hole 2564 on two opposite sides of the receiving opening 2561 in a direction parallel to the axis of the first arc rail 2562.
- the axis hole 2564 is used to insert the rotating shaft 2565.
- the end of the connecting plate 2560 away from the receiving opening 2561 is provided with a sliding guide space 2566 along the axis direction perpendicular to the first arc rail 2562.
- the sliding space 2566 passes through the two opposite sides of the connecting plate 2560; the connecting plate 2560 is located in the guiding sliding space 2566
- the two opposite side surfaces are provided with guide grooves 2568 along the direction perpendicular to the axis of the first arc rail 2562 , that is, the guide grooves 2568 extend along the direction perpendicular to the axis of rotation between the linkage piece 264 and the linkage seat 266 .
- the linkage component 26 also includes a gear assembly 265, two first rotation shafts 266 and two second rotation shafts 267.
- the gear assembly 265 is disposed on the first rotation shaft. 266 and the second rotating shaft 267, two linkage pieces 264 are rotatably sleeved on the two first rotating shafts 266 respectively.
- One ends of the two first rotating shafts 266 are respectively inserted into the positioning seats 251.
- Each linkage piece 264 can rotate around the corresponding first rotation axis 266, and the two linkage members 264 achieve synchronous folding or synchronous flattening through the gear combination 265.
- the linkage 264 includes a sleeve 2642 and a connecting rod 2643 connected to the outer peripheral wall of the sleeve 2642.
- the sleeve 2642 is provided with an axis hole 2644 along its axial direction.
- the axis hole 2644 passes through the two opposite ends of the sleeve 2642, and the first rotation axis is 266 is inserted into the shaft hole 2644.
- the connecting rod 2643 is a rectangular plate, and an end of the connecting rod 2643 away from the sleeve 2642 is provided with a guide opening 2646 along the axial direction of the vertical sleeve 2642; one of the connecting rods 2643 is provided with a guide portion 2640 in the guide opening 2646.
- the sliding portion 2640 is a sliding column inserted on the connecting rod 2643, and the end of the linkage 264 away from the gear assembly 265 is slidably inserted into the corresponding sliding groove 2568 of the connecting member 256.
- the opposite sides of the connecting rod 2643 are respectively provided with guide slide bars 2647.
- the guide slide bars 2647 extend along the length direction parallel to the guide slide opening 2646.
- the guide slide bars 2647 are slidably inserted into the guide slide of the connector 256. In slot 2568.
- Each linkage member 264 is connected to a pushing member 271.
- the pushing member 271 is connected to two opposite ends of the sleeve 2642.
- the pushing member 271 includes a first cam 2710 provided on the end surface of the sleeve 2642.
- the first cam 2710 is sleeved on the first rotating shaft 266.
- the axis center line of the first cam 2710 is coaxial with the sleeve 2642.
- the first cam 2710 includes a concave and convex surface provided at one end of the sleeve.
- the concave and convex surface includes a first protruding part 2712 and a first recessed part 2714.
- the first protruding part 2712 and the first recessed part 2714 are along the sleeve 2642 Arranged at intervals in the circumferential direction.
- the number of first protruding parts 2712 and the number of first recessed parts 2714 can be set as needed.
- the first cam 2710 may include one first protruding part 2712, a first recessed part 2714, and two first protruding parts. 2712 and two first recessed parts 2714, three first protruding parts 2712 and three first recessed parts 2714, or four first protruding parts 2712 and four first recessed parts 2714, etc.
- the first cam 2710 includes three first protruding portions 2712 and three first recessed portions 2714 spaced apart along the circumferential direction of the sleeve 2642 .
- the axis of the first cam 2710 at the opposite ends of the sleeve 2642, the axis of the first gear 2651 on the outer peripheral wall of the sleeve 2642, and the axis of the sleeve 2642 are collinear; the two are collinear.
- the concave and convex surfaces of the first cam 2710 have the same structure, and the two concave and convex surfaces have a symmetrical structure.
- the gear combination 265 includes two first gears 2651 respectively sleeved on the two first rotating shafts 266 and two second gears 2652 respectively sleeved on the two second rotating shafts 267.
- the two second gears 2652 mesh with each other.
- the two second gears 2652 and the two first gears 2651 mesh with each other respectively.
- the first gear 2651 is provided on the outer peripheral wall of the sleeve 2642.
- the rotation angle range of the teeth of the first gear 2651 arranged along the circumferential direction of the sleeve 2642 is greater than or equal to 90 degrees and less than or equal to 180 degrees, that is, the sleeve
- a first gear 2651 is provided on the outer peripheral wall of 2642 which is greater than one quarter and less than one half.
- the second gear 2652 includes a sleeve 2653.
- the teeth of the second gear 2652 are provided on the outer peripheral wall of the sleeve 2653.
- the teeth of the second gear 2652 are arranged in a circle around the circumference of the sleeve 2653.
- a shaft hole 2656 is opened in the middle of the second gear 2652 along its axial direction, and two second rotation shafts 267 are inserted into the shaft holes 2656 of the two second gears 2652 respectively.
- Pushing members 271 are provided at opposite ends of the second gear 2652.
- the pushing member 271 includes a first cam 2710 provided on the end surface of the sleeve 2653.
- the first cam 2710 on the second gear 2652 is sleeved on the second rotating shaft. 267.
- the first cam 2710 and the sleeve 2653 are coaxial.
- the first cam 2710 includes a concave and convex surface provided at the end of the sleeve 2653.
- the concave and convex surface includes a first protruding part 2712 and a first recessed part 2714.
- the first protruding part 2712 and the first recessed part 2714 are along the sleeve 2653. Arranged at intervals in the circumferential direction.
- the number of first protruding parts 2712 and the number of first recessed parts 2714 can be set as needed.
- the first cam 2710 may include one first protruding part 2712, a first recessed part 2714, and two first protruding parts. 2712 and two first recessed parts 2714, three first protruding parts 2712 and three first recessed parts 2714, or four first protruding parts 2712 and four first recessed parts 2714, etc.
- the first cam 2710 includes three first protruding portions 2712 and three first recessed portions 2714 spaced apart along the circumferential direction of the sleeve 2642 .
- the axis of the first cam 2710 at the opposite ends of the sleeve 2653, the axis of the second gear 2652 on the outer peripheral wall of the sleeve 2653, and the axis of the sleeve 2653 are collinear; the sleeve
- the concave and convex surfaces of the first cam 2710 at the opposite ends of the cam 2653 have the same structure, and the two concave and convex surfaces have a symmetrical structure.
- two second gears 2652 are located between the two first gears 2651.
- the outer diameter and number of teeth of the second gears 2652 are the same as the outer diameter and number of teeth of the first gears 2651.
- the axis lines of the two first gears 2651 are parallel to the axis lines of the two second gears 2652.
- the axis lines of the two first gears 2651 and the axis lines of the two second gears 2652 are coplanar.
- the outer diameter of the second gear 2652 is smaller than the outer diameter of the first gear 2651, and the number of teeth surrounding the second gear 2652 is less than the number of teeth surrounding the first gear 2651. Therefore, the overall width of the linkage component 26 can be reduced, so that the overall width of the folding device 22 can be reduced, and the internal space occupied by the housing 20 can be reduced, which is beneficial to the layout of other components such as the motherboard or battery.
- the first rotating shaft 266 includes a shaft 2660 and a stopper 2662 at one end close to the shaft 2660.
- the end of the shaft 2660 away from the stopper 2662 is provided with a slot 2663.
- the clamping groove 2663 is located on the outer peripheral wall of the shaft body 2660 and is formed in a circle along the circumferential direction of the shaft body 2660 .
- a positioning portion 2665 is formed at the end of the shaft 2660 away from the clamping groove 2663 .
- the stop portion 2662 is a stop ring fixedly sleeved on the shaft body 2660.
- the second slide guide 267 includes a shaft 2670 and a positioning cover 2672 located at one end of the shaft 2670. The end of the shaft 2670 away from the positioning cover 2672 is provided with a slot 2673. The slot 2673 is located on the outer peripheral wall of the shaft 2670 and along the axis. A circle is set around the body 2670.
- the limiting mechanism 27 includes a resisting member 273 and an elastic member 274 that are sleeved on the first rotating shaft 266 and the second rotating shaft 267.
- the elastic member 274 provides the elastic force between the resisting member 273 and the pushing member 271 to resist each other.
- the rotating component 25 rotates relative to the positioning seat 251 through the limiting mechanism 27, the pushing member 271 rotates relative to the resisting member 273, the elastic member 274 is extruded by the resisting member 273 and elastically deforms, the resisting member 271 and the resisting member 273
- the frictional resistance between them positions the linkage 264 to achieve positioning of the side supports 233 at a specific angle relative to the middle support 231 .
- the specific angle ranges from 70 degrees to 130 degrees between the two side supports 233 .
- the two side supports 233 of the folding device 22 are synchronously unfolded or folded synchronously with each other through the rotation assembly 25 and the linkage assembly 26 to equal to or greater than 70 degrees and less than or equal to 130 degrees, the pushing member 271 and the resisting member 271 are synchronously folded.
- the friction between the holding parts 273 assists in positioning the two side supports 233 , that is, the two side supports 233 do not rotate relative to each other without external force.
- the sleeve in this application refers to one of the components being inserted into another component, such as opening a through hole, a shaft hole, a slot, etc.
- the above-mentioned linkage member 264 is sleeved on the first rotation shaft 266 means that the linkage member 264 is provided with a shaft hole 2644, and the first rotation shaft 266 is inserted into the shaft hole 2644.
- the above-mentioned resisting member 273 is sleeved on the first rotating shaft 266 and the second rotating shaft 267, it means that the resisting member 273 is provided with a shaft hole, and the first rotating shaft 266 and the second rotating shaft 267 are respectively inserted into the said shaft holes. in the shaft hole.
- the limiting mechanism 27 includes two resisting members 273 , and the two resisting members 273 are respectively disposed on opposite sides of the gear assembly 265 .
- the resisting member 273 includes a second cam 2730, and the elastic member 274 elastically pushes against the resisting member 273 so that the second cam 2730 and the first cam 2710 can rotatably resist each other.
- the first cam 2710 rotates relative to the second cam 2730
- the first cam 2710 rotationally pushes the second cam 2730 to slide away from or close to the gear assembly 265
- the elastic member 274 is squeezed, and the first cam 2710 and the second cam
- the frictional resistance between 2730 can limit the pushing member 271 to a specific angle relative to the resisting member 273 .
- the resisting member 273 includes a strip-shaped connecting portion 2732 and four second cams 2730 provided on the connecting portion 2732.
- the four second cams 2730 are arranged along the length direction of the connecting portion 2732; specifically, two of them are Two second cams 2730 are respectively located at opposite ends of the connecting portion 2732, and the other two second cams 2730 are located in the middle of the connecting portion 2732.
- the two second cams 2730 at opposite ends of the connecting portion 2732 are respectively slidably sleeved on the two first cams 2730.
- the two second cams in the middle of the connecting portion 2732 are slidably sleeved on the two second rotating shafts 267 respectively.
- the second cam 2730 includes a circular sleeve 2733 and a concave-convex surface provided on one end of the sleeve 2733 facing the stop wheel assembly 265.
- the shaft hole 2737 of the sleeve 2733 penetrates the two opposite sides of the connecting portion 2732; the concave-convex surface includes a third
- the two protruding portions 2734 and the second recessed portion 2735 are arranged in sequence along the circumferential direction of the sleeve 2733; the number of the second protruding portions 2734 on the second cam 2730 and
- the number of the second recessed portions 2735 is consistent with the number of the first recessed portions 2714 and the first protruding portions 2714 on the first cam 2710, so that the first protruding portions 2714 cooperate with the second recessed portions 2735, and the second protruding portions
- the outgoing portion 2734 cooperates with the first recessed portion 2714.
- the elastic member 274 includes a first elastic member 2741 sleeved on the first rotating shaft 266 and a second elastic member 2743 sleeved on the second rotating shaft 267.
- the first elastic member 2741 and the second elastic member 2743 can Same or different; in this embodiment, the first elastic member 2741 and the second elastic member 2743 are both springs.
- the limiting mechanism 27 also includes a first positioning member 275 sleeved on the positioning parts 2665 of the two first rotating shafts 266, a gasket 277 sleeved on the first rotating shaft 266 and the second rotating shaft 267, and a first positioning member 275 connected to the first rotating shaft 266 and the second rotating shaft 267.
- a rotating shaft 266 and a second rotating shaft 267 are away from the second positioning member 278 at one end of the first positioning member 275 .
- the first positioning member 275 includes a positioning plate 2751 and a connecting plate 2753 connected to the middle of one side of the positioning plate 2751. Positioning holes 2752 are set at the two opposite ends of the positioning plate 2751, and the two opposite end surfaces of the positioning plate 2751 form arc surfaces.
- the connecting plate 2753 extends from the middle of one side of the positioning plate 2751 in a direction perpendicular to the positioning plate 2751, and a connecting hole 2754 is provided at the end of the connecting plate 2753.
- the first elastic member 2741 and the second elastic member 2743 are located between one of the resisting members 273 and the gasket 277 .
- the gasket 277 is a rectangular gasket.
- the gasket 277 has a plurality of through holes 2771 arranged along the length direction of the gasket 277 .
- the through holes 2771 respectively correspond to the first rotation axis 266 and the second rotation axis 267 .
- the second positioning member 278 is provided with a buckle portion 2782 on one side, and the buckle portion 2782 can be engaged with the buckle grooves 2663 of the first rotation shaft 266 and the second rotation shaft 267 .
- the second positioning member 278 is a rectangular positioning piece.
- Four buckling portions 2782 are provided on one side of the positioning piece.
- the four buckling portions 2782 are spaced apart from each other along the length direction of the positioning piece.
- the buckle part 2782 is a U-shaped buckle.
- the limiting mechanism 27 also includes two positioning sleeves 279 .
- the two positioning sleeves 279 are respectively engaged with the ends of the two first rotation shafts 266 away from the positioning portions 266 .
- the positioning hole 2752 is shown in Figures 6 and 7.
- the back cover 28 is a bar-shaped frame.
- the back cover 28 has a receiving groove 280.
- the positioning base 251 and the first positioning member 275 are received in the receiving groove 280 and are fixedly connected to the back cover. 28.
- the bottom surface of the back cover 28 in the receiving groove 280 is provided with three first support columns 281 and three second support columns 285.
- the three first support columns 281 are spaced apart along the length direction of the back cover 28, and the three second support columns 285 are arranged at intervals along the length direction of the back cover 28.
- the two supporting columns 285 are spaced apart along the length direction of the back cover 28 .
- Each first support column 281 is provided with a locking hole 2810 along its axial direction, and each second support column 285 is provided with a locking hole 2850 along its axial direction.
- the first support column 281 is used to connect the positioning base 251
- the second support column 285 is used to connect the first positioning member 275 .
- the connection between the positioning seat 251 and the first positioning member 275 and the back cover 28 can also be connected through, but not limited to, screw connection, snap connection or glue connection.
- the two first elastic members 2741 are respectively sleeved on the two first rotating shafts 266 until one end of the first elastic member 2741 abuts the gasket 277; the two second elastic members 2743 are sleeved on the two first rotating shafts 266 respectively.
- one of the resisting members 273 is sleeved on the two first rotating shafts 266 and the two second rotating shafts 267 , that is, the two first rotating shafts 266 and the two second rotating shafts 267 are away from the first positioning member 275
- the end portions are respectively inserted into the four shaft holes 2737 of the resisting member 273 from the side of the resisting member 273 away from the second cam 2730 .
- the two second gears 2652 are meshed with each other, and the two linkage members 264 are placed on opposite sides of the two second gears 2652, and the first gear 2651 of each linkage member 264 is meshed with the corresponding second gear. 2652.
- another resisting member 273 is sleeved on the two first rotating shafts 266 and the two second rotating shafts 267 , that is, the two first rotating shafts 266 and the two second rotating shafts 267 are away from the first positioning member 275
- the end of the other resisting member 273 is inserted into the four shaft holes 2737 of the resisting member 273 from the side where the second cam 2730 is provided; so that the four second cams 2730 of the other resisting member 273 are respectively It resists the first cams 2710 on the two linkage members 264 and the first cams 2710 on the two second gears 2652 .
- first protruding portion 2712 of the first cam 2710 is accommodated in the corresponding second recessed portion 2735 of the second cam 2730
- second protruding portion 2734 of the second cam 2730 is accommodated in the second protruding portion 2734 of the first cam 2710 .
- the four snap portions 2782 of the second positioning member 278 are respectively engaged with the two slots 2663 of the first rotating shafts 266 and the two slots 2673 of the two second rotating shafts 267, and the two positioning sleeves 279 are respectively fixed. Connected to the ends of the two first rotation shafts 266 away from the first positioning member 275 .
- the sleeves 2642 of the two linkage members 264 are respectively sleeved on the two first rotating shafts 266, and the sleeves 265 of the two second gears 2652 are sleeved on the two second rotating shafts 267 respectively.
- the member 273, the elastic member 274 and the gasket 277 are respectively sleeved on the first rotating shaft 266 and the second rotating shaft 267, that is, the linkage member 264, the second gear 2652, the resisting member 273, the elastic member 274 and the gasket 277 are all Can move along the axial direction of the first rotating shaft 266; the elastic member 274 is located between the gasket 277 and one of the resisting members 273; the resisting member 273 and the gasket 277 cannot rotate with the first rotating shaft 266; the elastic member 274 is far away from One end of the resisting member 273 elastically abuts the gasket 277, and the elastic member 274 is in a squeezed state, that is, the elastic member 274 has pre-elastic force.
- each first cam 2710 can rotate against the corresponding second cam 2730.
- the axis lines of the two first rotation shafts 266 are parallel to the axis lines of the two second rotation shafts 267.
- the plane formed by the axis lines of the two first rotation shafts 266 can be parallel to the two second rotation shafts 267.
- the planes formed by the axis lines of 267 are parallel or coplanar to each other.
- the axes of the two first rotation shafts 266 and the axes of the two second rotation shafts 267 are coplanar.
- the axis lines of the two second rotation shafts 267 are located on the upper or lower side of the plane formed by the axis lines of the two first rotation shafts 266 , and the upper side refers to the plane compared with the first rotation axis.
- the axis of the shaft 266 is close to the side of the light-emitting surface of the flexible member 30 , and the lower side refers to the side farther from the light-emitting surface of the flexible member 30 than the axis of the first rotation shaft 266 . If the plane formed by the axis center lines of the two second rotating shafts 267 is parallel to the plane formed by the axis center lines of the two second rotating shafts 267, the relative position of the first rotating shaft 266 and the second rotating shaft 267 can be made more compact.
- each component of the linkage mechanism 26 and each component of the limiting mechanism 27 are compact, reducing the overall width of the rotating shaft device 22, so that the rotating shaft device 22 occupies less internal space of the folding housing 20, and is used for other functions such as motherboards or batteries.
- the electronic devices provide space so that the performance of the electronic device 100 can be improved.
- the second elastic members 2743 on the two second rotation shafts 267 can be omitted, that is, only the first elastic member 2741 is set on the first rotation shaft 266;
- the first elastic member 2741 can be omitted, that is, only the second elastic member 2743 is sleeved on the second rotating shaft 267.
- the first rotating blocks 2540 of the two rotating members 254 are respectively rotatably connected to the positioning base 251. Specifically, the first rotating blocks 2540 of the two rotating members 254 are placed between the first base 251a and the second base 251b. space, and place the two first rotating blocks 2540 in the receiving space of the second base body 251b respectively, and move the first base body 251a and the second base body 251b close to each other, so that each second circle of the rotating member 254
- the arc rail 2541 is accommodated in the corresponding second arc groove 2511, and the clamping column 2517 is inserted into the clamping hole 2516; the stopper 252 is placed in the positioning groove 2514 of the first base 251a, and the two locking members are Pass through the stopper 252 and connect to the two connecting holes 2515, so that the stopper 252 is fixed to the first base 251a.
- the two stoppers 2523 respectively extend to the ends of the second arc groove 2511 to prevent
- the second arc rail 2541 of the rotating member 254 is separated from the second arc groove 2511; the assembled linkage component 26 and the limiting mechanism 27 are placed on the end of the second base body 251b away from the first base body 251a, and the two second arc rails 2541 are separated from the second arc groove 2511.
- the positioning sleeves 279 of a rotating shaft 266 are respectively inserted into the two connecting holes 2518 of the second base body 251b, and then the second rotating shaft 267 adjacent to the second positioning member 278 is inserted into the two rotating shaft holes of the second base body 251b respectively.
- the receiving opening 2561 insert the two rotating shafts 2565 into the corresponding shaft holes 2564 and 2546 respectively, so that the ends of the two rotating members 254 away from the positioning seat 251 are respectively rotatably connected to the two connecting members 256;
- the side supports 233 are placed on opposite sides of the positioning seat 251.
- the two first arc rails 2562 of each connecting member 256 are respectively inserted into the two first arc grooves 2335 of the corresponding side supports 233.
- the limiting portions 2336a of the limiting blocks 2336 of the two side supports 233 are respectively inserted into the guide sliding openings 2646 of the two linkage members 264, and the two guiding sliding portions 2640 are slidably accommodated in the two limiting positions.
- the guide slide portion 2640 is connected to the corresponding linkage 264.
- the rotation axis line between the rotating member 254 and the positioning seat 251 is parallel to the rotation axis line between the side support member 233 and the connecting member 256; the rotation axis line between the rotating member 254 and the positioning seat 251 Parallel to the axis of rotation of the linkage member 264; the axis of rotation between the rotating member 254 and the positioning seat 251 is parallel to the axis of the first rotation shaft 266.
- the side support members 233 and the middle support member 231 are in a flat state, the side support members 233 and the middle support member 231 are arranged side by side, and the first arc rail 2562 is rotatably received in the corresponding first arc groove 2335 , the second arc rail 2541 is rotatably received in the corresponding second arc groove 2511, and the guide slide 2640 is located in the second limiting section 2330b of the limiting chute 2330.
- the guide slide 2640 is located in the first limiting section 2330a of the limiting slide 2330.
- the connecting member 256 drives the rotating member 254 to rotate relative to the positioning seat 251
- the linkage member 264 rotates around the corresponding first rotation axis and realizes synchronous rotation through the gear combination 265.
- the rotating mechanism 253 drives the side support member 233 relative to the positioning seat 251. Rotate and slide, so that the side supports 233 can bend each other synchronously or unfold each other synchronously.
- the rotating member 254 rotates relative to the positioning seat 251 through the second arc rail 2541 and the second arc groove 2511; the linkage member 264 rotates with the rotation mechanism 253 around the corresponding first rotation axis 266, and the linkage member 264
- the gear combination 265 drives another linkage member 264 to rotate around the corresponding first rotation axis 266 to achieve synchronous rotation of the two linkage members 264 of the linkage assembly 26.
- the guide slide bar 2647 of each linkage member 264 moves along the corresponding guide slide.
- the groove 2568 slides, and each guide sliding part 2640 slides and rotates in the corresponding limiting chute 2330; the first arc rail 2562 of the connecting member 256 is rotationally connected to the corresponding first arc groove 2335, and the rotating member 254
- the second arc rail 2541 is rotatably connected to the corresponding second arc groove 2511 to achieve mutual bending or unfolding of the two side supports 233 and the middle support 231 .
- one of the connecting parts 256 When the folding device 22 is bent from the flat state, one of the connecting parts 256 is bent toward the other connecting part 256 relative to the positioning base 251.
- the one of the connecting parts 256 drives the second arc track of the rotating part 254. 2541 rotates in the second arc groove 2511 of the positioning seat 251.
- One of the connecting parts 256 drives the linkage part 264 to rotate around the corresponding first rotation axis 266, and the guide slide bar 2647 of the linkage part 264 is in the guide slide groove 2568.
- the guide sliding portion 2640 of the middle sliding and linking member 264 slides from the second limiting section 2330b of the limiting chute 2330 to the first limiting section 2330a to drive the corresponding linking member 264 to rotate around the corresponding first rotation axis 266.
- the rotation of the linkage member 264 drives the corresponding first gear 2651 to rotate, and the second gear 2652 of the gear combination 265 drives the two first gears 2651 to rotate synchronously.
- the synchronously rotating first gear 2651 drives the two linkage members 264 to move closer to each other synchronously;
- the connecting member 256 drives the first arc rail 2562 to be rotatably connected to the corresponding first arc groove 2335, and the rotating member 254 drives the second arc rail 2541 to be rotatably connected to the corresponding second arc groove 2551;
- the two linkage members 264 rotate relatively synchronously and move closer to each other, so as to drive the two side support members 233 to move closer to each other synchronously until the two side support members 233 and the middle support member 231 form a water drop shape in cross section.
- the sliding guide portion 2640 is from an end of the limiting chute 2330 away from the middle support member 231 (that is, the second limiting section 2330b of the limiting chute 2330). Slide to one end close to the middle support member 231 (that is, the first limiting section 2330a of the limiting chute 2330).
- the first cam 2710 pushes the corresponding second cam 2730 to move the resisting member 273 relative to the linkage member 264 along the axis direction of the first rotating shaft 266.
- the first cam 2710 on each first rotating shaft 266 is in contact with the corresponding first cam 2710.
- the axial force between the second cam 2730 is equal to the elastic force of an elastic member; the friction resistance between the first cam 2710 and the second cam 2730 can limit the two side supports 233 between 70 degrees and 130 degrees. specific angle.
- the two connecting members 256 can be rotated together in the opposite direction, and each connecting member 256 passes through the corresponding second arc rail 2541 of the rotating member 254 and the corresponding second arc groove 2511 of the positioning seat 251 Relative rotation to drive the linkage member 264 to rotate around the corresponding first rotation axis 266; at the same time, the two connecting members 256 synchronously drive the first arc rail 2562 to be rotationally connected to the corresponding first arc groove 2335 of the side support member 233.
- the guide slide bar 2647 of the linkage member 264 slides in the guide slide groove 2568; the rotation of the linkage member 264 drives the corresponding first gear 2651 to rotate, and the gear combination 265 drives the corresponding two first gears 2651 to rotate synchronously.
- the first gear 2651 drives the two linkage members 264 to move closer to each other synchronously around the corresponding first rotation axis 266.
- the guide sliding part 2640 on the linkage member 264 slides from the second limiting section 2330b of the limiting chute 2330 to the first limiter.
- the segment 2330a slides; at the same time, the two linkage members 264 rotate synchronously around the corresponding first rotation axis 266 and move closer to each other, so as to drive the two side support members 233 to move closer to each other synchronously until the two side support members 233 and the middle support
- the piece 231 is formed into a drop-shaped cross section.
- one of the connecting parts 256 When the folding device 22 is unfolded from the fully folded state, one of the connecting parts 256 is unfolded away from the other connecting part 256 relative to the positioning base 251, and the one of the connecting parts 256 drives the second arc track of the rotating part 254. 2541 rotates in the second arc groove 2511 of the positioning seat 251.
- One of the connecting parts 256 drives the corresponding linkage 264 to rotate around the corresponding first rotation axis 266, and the guide slide 2647 of the linkage 264 is in the guide slide.
- the sliding guide portion 2640 of the linkage member 264 slides in the groove 2568 from the first limiting section 2330a of the limiting chute 2330 to the second limiting section 2330b.
- the connecting member 256 drives the first arc rail 2562 to be rotationally connected to the corresponding first arc groove 2335.
- the rotation of the linkage member 264 drives the corresponding first gear 2651 to rotate.
- the two corresponding first gears 2651 are driven to rotate synchronously, and the synchronously rotating first gears 2651 drive the corresponding two linkage members 264 to rotate around the corresponding first rotation axis 266 and move away from each other synchronously; at the same time, the two rotating mechanisms 253 are relatively
- the positioning seats 251 rotate synchronously and move away from each other, so as to drive the two side support members 233 to unfold each other synchronously until the two side support members 233 and the middle support member 231 are flattened.
- the guide slide 2640 When the side support 233 is flattened relative to the middle support 231, the guide slide 2640 is close to one end of the middle support 231 from the limiting chute 2330 (that is, the first limiting section 2330a of the limiting chute 2330). Slide to the end away from the middle support member 231 (that is, the second limiting section 2330b of the limiting chute 2330).
- the first cam 2710 pushes the corresponding second cam 2730 to move the resisting member 273 relative to the linkage member 264 along the axis direction of the first rotating shaft 266.
- the first cam 2710 on each first rotating shaft 266 is in contact with the corresponding first cam 2710.
- the axial force between the second cams 2730 and the axial force between the first cam 2710 and the corresponding second cam 2730 on each second rotation shaft 267 are respectively equal to the elastic force of the elastic member; the first cam 2710 and the second cam 2730 are respectively equal to the elastic force of the elastic member;
- the friction resistance between the cams 2730 can limit the two side supports 233 to a specific angle between 70 degrees and 130 degrees.
- the two connecting members 256 can be rotated together in a direction away from each other, and each connecting member 256 drives the second arc rail 2541 of the rotating member 254 to face each other along the second arc groove 2511 of the positioning seat 251 Rotate, the connecting member 256 drives the linkage member 264 to rotate around the corresponding first rotation axis 266, and the guide slide bar 2647 of the linkage member 264 slides in the guide slide groove 2568.
- the guide slide portion 2640 of the linkage member 264 self-limits the slide groove 2330.
- the first limiting section 2330a slides to the second limiting section 2330b; at the same time, the connecting member 256 drives the first arc rail 2562 to be rotationally connected to the corresponding first arc groove 2335, and the rotation of the linkage member 264 drives the corresponding
- the first gear 2651 rotates and drives the two corresponding first gears 2651 to rotate synchronously through the gear combination 265.
- the synchronously rotating first gears 2651 drive the corresponding linkage parts 264 to move away from each other synchronously; at the same time, the two rotating mechanisms 253 are relative to the positioning base 251 rotate synchronously and move away from each other to drive the two side supports 233 to move away from each other synchronously until the two side supports 233 are flush with the middle support 231 .
- the middle support member 231 is flush with the two side supports 233 and the folding device 22 remains in a flattened state; in addition, the guide sliding portion 2640 of the linkage member 264 is slidably accommodated in the corresponding In the limiting chute 2330 of the side support member 233, when the folding device 22 is in the bent state, the guide slide 2640 stops the first limiting section 2330a of the limiting chute 2330 to prevent the folding device 22 from further bending.
- the flexible part 30 may be damaged; when the folding device 22 is in the flat state, the guide part 2640 blocks the first limiting section 2330b of the limiting chute 2330 to prevent the folding device 22 from further unfolding and possibly damaging the flexible part 30 .
- FIGS. 1-4 and 17-28 Please refer to FIGS. 1-4 and 17-28 together.
- a bending force is applied to at least one of the two frames 21 of the electronic device 100, so that the connection between the two frames is
- the rotation mechanism 253 of the body 21 rotates in the direction adjacent to each other, and the folding device 22 is bent through the linkage component 26.
- the bendable area 31 of the flexible member 30 is bent along with the support component 23. Specifically, if a bending force is applied to one of the frames 21, the one of the frames 21 drives the corresponding rotating member 254 to rotate relative to the positioning base 251 toward the side closer to the flexible member 30, and the second part of the rotating member 254 rotates.
- the arc rail 2541 rotates relatively with the second arc groove 2511 of the positioning seat 251, and the connecting member 256 drives the linkage member 264 to rotate around the corresponding first rotation axis 266, so that the guide slide bar 2647 of the linkage member 264 moves in the guide slide groove 2568.
- the sliding part 2640 of the linkage member 264 slides from the second limiting section 2330b of the limiting chute 2330 to the first limiting section 2330a to drive the corresponding linkage member 264 to rotate around the corresponding first rotation axis 266 , the rotation of the linkage member 264 drives the corresponding first gear 2651 to rotate, the second gear 2652 of the gear combination 265 drives the corresponding two first gears 2651 to rotate synchronously, and the synchronously rotating first gear 2651 drives the corresponding two linkage members 264 move closer to each other synchronously.
- the connecting member 256 drives the first arc rail 2562 to be rotatably connected to the corresponding first arc groove 2335, and the rotating member 254 drives the second arc rail 2541 to be rotatably connected to the corresponding second arc groove 2551;
- the two rotating mechanisms 253 rotate synchronously relative to the positioning base 251 and move closer to each other, so as to drive the two side supports 233 to move closer to each other synchronously until the folding device 22 is in a bending state; the bendable area 31 of the flexible member 30 then The folding device 22 is bent until the front surfaces of the two non-bending areas 33 of the flexible member 30 are in contact with each other, and the bendable area 31 is bent into a drop shape, thereby achieving seamless folding of the electronic device 100 .
- the first cam 2710 pushes the corresponding second cam 2730 to move the resisting member 273 relative to the linkage member 264 along the axial direction of the first rotation shaft 266.
- Each first rotation shaft The friction torque between the first cam 2710 and the second cam 2730 on the 266 and the friction torque between the first cam 2710 and the second cam 2730 on each second rotation shaft 267 resist the rebound force of the flexible member 30, so as to Positioning the two side supports 233 relative to each other at a specific angle can limit the position of the two frames 21 at a specific angle between 70 degrees and 130 degrees.
- the bendable area 31 of the flexible member 30 is bent into a teardrop shape, which reduces the duty cycle of the bendable area 31 after bending, thereby reducing the overall thickness of the electronic device 100 .
- bending force can also be applied to the two frames 21 at the same time.
- the two frames 21 respectively drive the two rotation mechanisms 253 to rotate toward the side close to the flexible member 30, and
- the electronic device 100 is folded through the folding device 22 .
- one of the frames 21 is pulled outward to rotate the two rotating mechanisms 253 connected to the two frames 21 in a direction away from each other. Specifically, an outward pulling force is applied to one of the frames 21 of the electronic device 100, and the one of the frames 21 drives the corresponding rotating member 254 to rotate relative to the positioning base 251 toward the side away from the flexible member 30.
- the second arc rail 2541 of the member 254 relatively rotates along the second arc groove 2511 of the positioning seat 251.
- the connecting member 256 drives the linkage member 264 to rotate around the corresponding first rotation axis 266, and the guide slide 2647 of the linkage member 264 is in The sliding part 2640 of the sliding and linking member 264 in the guide chute 2568 slides from the first limiting section 2330a of the limiting chute 2330 to the second limiting section 2330b; at the same time, the connecting piece 256 drives the first arc rail 2562 to rotate is connected to the corresponding first arc groove 2335, the rotation of the linkage 264 drives the corresponding first gear 2651 to rotate, and the second gear 2652 of the gear combination 265 drives the corresponding two first gears 2651 to rotate synchronously.
- the first gear 2651 drives the two corresponding linkage parts 264 to move away from each other synchronously; at the same time, the two rotating mechanisms 253 rotate synchronously relative to the positioning base 251 and move away from each other, so as to drive the two side supports 233 to move away from each other synchronously and flatten. , so that the folding device 22 is unfolded, and the bendable area 31 of the flexible member 30 is unfolded with the folding device 22 until the flexible member 30 is flattened.
- an outward pulling force can also be applied to the two frames 21 at the same time.
- the two frames 21 respectively drive the two rotation mechanisms 253 relative to a direction away from the flexible member 30 . Rotate sideways and pass the folding device 22 to unfold the electronic device 100 .
- the folding device 22 of the electronic device 100 of the present application realizes synchronous bending or unfolding through the rotating component 25 and the linkage component 26 . Secondly, when the folding device 22 is in the folded state, the guide slide 2640 blocks the first limiting section 2330a of the limiting chute 2330 to prevent the folding device 22 from further bending and possibly damaging the flexible member 30; the folding device 22 is flattened.
- the guide slide 2640 blocks the second limiting section 2330b of the limiting chute 2330 to prevent the folding device 22 from further unfolding and possibly damaging the flexible member 30; in addition, the elastic member 274 of the limiting mechanism 27 can provide a larger
- the axial force makes the friction torque between the first cam 2710 and the second cam 2730 large enough; thus, the bending limit of the electronic device 100 can be realized at a specific angle between 70 degrees and 130 degrees, and the entire machine can be realized The hover function.
- the structure of the folding device 22 is firm, which improves the overall strength of the electronic device 100 .
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Abstract
Description
Claims (20)
- 一种折叠装置,其特征在于,所述折叠装置包括支撑组件,所述支撑组件包括侧部支撑件,所述侧部支撑件包括侧部支撑板及若干嵌接件;转动组件,所述转动组件包括转动件及连接件,所述转动件转动地连接于连接件,所述侧部支撑件上的至少其中一嵌接件与所述连接件转动地连接;以及联动组件,所述联动组件包括联动件,所述联动件与所述连接件滑动连接,所述侧部支撑件上的至少另一嵌接件与所述联动件滑动并转动地连接;其中,所述连接件的转动能带动所述转动件及所述联动件转动,所述转动件及所述联动件的转动以带动所述侧部支撑件活动,以使两个所述侧部支撑件同步相互折弯或同步相互展开,每一所述嵌接件嵌接于所述侧部支撑板的背面。
- 根据权利要求1所述的折叠装置,其特征在于,所述侧部支撑板和所述嵌接件一体地成型。
- 根据权利要求2所述的折叠装置,其特征在于,所述嵌接件包括连接部,所述侧部支撑板采用塑胶材料,所述连接部嵌接于所述侧部支撑板。
- 根据权利要求3所述的折叠装置,其特征在于,所述连接部设有定位槽,所述侧部支撑板设有对应所述定位槽的凸缘;或者所述连接部设有凸缘,所述侧部支撑板设有对应所述凸缘的定位槽。
- 根据权利要求4所述的折叠装置,其特征在于,所述凸缘在沿平行于所述侧部支撑板的背面的平面上连续地或间隔地围设一圈,所述定位槽在沿平行于所述侧部支撑板的背面的平面上连续地或间隔地围设一圈。
- 根据权利要求1-5任意一项所述的折叠装置,其特征在于,若干嵌接件包括转动块及限位块,所述转动块及所述限位块分别嵌接于所述侧部支撑板,所述转动块与连接件转动地连接,所述限位块与联动件通过限位滑槽与导滑部配合连接。
- 根据权利要求6所述的折叠装置,其特征在于,所述限位块设有限位滑槽,所述导滑部设于所述联动件;或者所述联动件设有限位滑槽,所述导滑部设于所述限位块;所述限位滑槽向远离所述侧部支撑板的一侧倾斜延伸,所述限位滑槽包括位于相对两端的第一限位段及第二限位段,所述第一限位段较所述第二限位段更远离所述侧部支撑板,在两个所述侧部支撑件呈完全折叠状态时,所述导滑部定位于所述第一限位段,在两个所述侧部支撑件呈展平状态时,所述导滑部定位于所述第二限位段。
- 根据权利要求6所述的折叠装置,其特征在于,所述折叠装置还包括限位组件,所述限位组件包括设于所述联动件的抵推件、抵持件及弹性件,所述弹性件具有使所述抵持件与所述抵推件相互抵顶的预弹力,所述抵推件包括第一凸轮,所述抵持件包括第二凸轮,所述弹性件弹性抵推所述抵持件以使所述第一凸轮与所述第二凸轮相互可转动抵持,所述抵推件相对于所述抵持件转动,所述弹性件被所述抵持件挤压发生弹性变形,所述抵推件与所述抵持件之间的摩擦阻力使所述联动件定位。
- 一种折叠壳体,其特征在于,所述折叠壳体包括折叠装置及两个框体,所述折叠装置包括支撑组 件、转动组件及联动组件,所述支撑组件包括侧部支撑件,所述侧部支撑件包括侧部支撑板及若干嵌接件;所述转动组件包括转动件及连接件,所述转动件转动地连接于连接件,所述侧部支撑件上的至少其中一嵌接件与所述连接件转动地连接;所述联动组件包括联动件,所述联动件与所述连接件滑动连接,所述侧部支撑件上的至少另一嵌接件与所述联动件滑动并转动地连接;所述连接件的转动能带动所述转动件及所述联动件转动,所述转动件及所述联动件的转动以带动所述侧部支撑件活动,以使两个所述侧部支撑件同步相互折弯或同步相互展开,每一所述嵌接件嵌接于所述侧部支撑板的背面;所述折叠装置位于两个所述框体之间,两个所述框体分别连接于所述折叠装置的两个连接件。
- 根据权利要求9所述的折叠壳体,其特征在于,所述侧部支撑板和所述嵌接件一体地成型。
- 根据权利要求9所述的折叠壳体,其特征在于,所述嵌接件包括连接部,所述侧部支撑板采用塑胶材料,所述连接部嵌接于所述侧部支撑板。
- 根据权利要求11所述的折叠壳体,其特征在于,所述连接部设有定位槽,所述侧部支撑板设有对应所述定位槽的凸缘;或者所述连接部设有凸缘,所述侧部支撑板设有对应所述凸缘的定位槽。
- 根据权利要求12所述的折叠壳体,其特征在于,所述凸缘在沿平行于所述侧部支撑板的背面的平面上连续地或间隔地围设一圈,所述定位槽在沿平行于所述侧部支撑板的背面的平面上连续地或间隔地围设一圈。
- 根据权利要求9所述的折叠壳体,其特征在于,若干嵌接件包括转动块及限位块,所述转动块及所述限位块分别嵌接于所述侧部支撑板,所述转动块与连接件转动地连接,所述限位块与联动件通过限位滑槽与导滑部配合连接。
- 根据权利要求14所述的折叠壳体,其特征在于,所述限位块设有限位滑槽,所述导滑部设于所述联动件;或者所述联动件设有限位滑槽,所述导滑部设于所述限位块;所述限位滑槽向远离所述侧部支撑板的一侧倾斜延伸,所述限位滑槽包括位于相对两端的第一限位段及第二限位段,所述第一限位段较所述第二限位段更远离所述侧部支撑板,在两个所述侧部支撑件呈完全折叠状态时,所述导滑部定位于所述第一限位段,在两个所述侧部支撑件呈展平状态时,所述导滑部定位于所述第二限位段。
- 根据权利要求14所述的折叠壳体,其特征在于,所述折叠装置还包括限位组件,所述限位组件包括设于所述联动件的抵推件、抵持件及弹性件,所述弹性件具有使所述抵持件与所述抵推件相互抵顶的预弹力,所述抵推件包括第一凸轮,所述抵持件包括第二凸轮,所述弹性件弹性抵推所述抵持件以使所述第一凸轮与所述第二凸轮相互可转动抵持,所述抵推件相对于所述抵持件转动,所述弹性件被所述抵持件挤压发生弹性变形,所述抵推件与所述抵持件之间的摩擦阻力使所述联动件定位。
- 一种电子设备,其特征在于,所述电子设备包括柔性件及折叠壳体,所述折叠壳体包括折叠装置及两个框体,所述折叠装置包括支撑组件、转动组件及联动组件,所述支撑组件包括侧部支撑件,所述侧部支撑件包括侧部支撑板及若干嵌接件;所述转动组件包括转动件及连接件,所述转动件转动地连接于连接件,所述侧部支撑件上的至少其中一嵌接件与所述连接件转动地连接;所述联动组件包括联动件,所述联动件与所述连接件滑动连接,所述侧部支撑件上的至少另一嵌接件与所述联动件滑动并转动地连接;所述连接件的转动能带动所述转动件及所述联动件转动,所述转动件及所述联动件的转动以带 动所述侧部支撑件活动,以使两个所述侧部支撑件同步相互折弯或同步相互展开,每一所述嵌接件嵌接于所述侧部支撑板的背面;所述折叠装置位于两个所述框体之间,两个所述框体分别连接于所述折叠装置的两个连接件,所述柔性件设置于所述折叠壳体上。
- 根据权利要求17所述的折叠壳体,其特征在于,所述嵌接件包括连接部,所述侧部支撑板采用塑胶材料,所述连接部嵌接于所述侧部支撑板。
- 根据权利要求17所述的折叠壳体,其特征在于,所述连接部设有定位槽,所述侧部支撑板设有对应所述定位槽的凸缘;或者所述连接部设有凸缘,所述侧部支撑板设有对应所述凸缘的定位槽。
- 根据权利要求17所述的折叠壳体,其特征在于,若干嵌接件包括转动块及限位块,所述转动块及所述限位块分别嵌接于所述侧部支撑板,所述转动块与连接件转动地连接,所述限位块与联动件通过限位滑槽与导滑部配合连接。
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CN111816067A (zh) * | 2019-04-12 | 2020-10-23 | 三星电子株式会社 | 可折叠电子装置 |
CN113719523A (zh) * | 2020-05-26 | 2021-11-30 | 深圳市柔宇科技有限公司 | 铰链机构、折叠装置及电子设备 |
CN114135567A (zh) * | 2021-11-29 | 2022-03-04 | Oppo广东移动通信有限公司 | 折叠装置、折叠壳体及电子设备 |
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CN209654417U (zh) * | 2019-02-26 | 2019-11-19 | 兆利科技工业股份有限公司 | 对开式转轴模组 |
CN111816067A (zh) * | 2019-04-12 | 2020-10-23 | 三星电子株式会社 | 可折叠电子装置 |
CN113719523A (zh) * | 2020-05-26 | 2021-11-30 | 深圳市柔宇科技有限公司 | 铰链机构、折叠装置及电子设备 |
CN114135567A (zh) * | 2021-11-29 | 2022-03-04 | Oppo广东移动通信有限公司 | 折叠装置、折叠壳体及电子设备 |
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