WO2023051469A1 - 支撑组件、保护机构、电机组件及电子设备 - Google Patents
支撑组件、保护机构、电机组件及电子设备 Download PDFInfo
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- WO2023051469A1 WO2023051469A1 PCT/CN2022/121386 CN2022121386W WO2023051469A1 WO 2023051469 A1 WO2023051469 A1 WO 2023051469A1 CN 2022121386 W CN2022121386 W CN 2022121386W WO 2023051469 A1 WO2023051469 A1 WO 2023051469A1
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- Prior art keywords
- assembly
- fixing
- rotating
- support
- shaft
- Prior art date
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- 230000007246 mechanism Effects 0.000 title claims abstract description 269
- 230000004224 protection Effects 0.000 title claims abstract description 55
- 238000009434 installation Methods 0.000 claims description 54
- 238000001125 extrusion Methods 0.000 claims description 44
- 238000003825 pressing Methods 0.000 claims description 27
- 238000005096 rolling process Methods 0.000 claims description 26
- 230000000712 assembly Effects 0.000 claims description 12
- 238000000429 assembly Methods 0.000 claims description 12
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- 230000009286 beneficial effect Effects 0.000 description 9
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- 230000014509 gene expression Effects 0.000 description 2
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Classifications
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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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
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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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
Definitions
- the present application relates to the technical field of electronic equipment, in particular to a support assembly, a protection mechanism, a motor assembly and electronic equipment.
- the present application provides a support assembly, a protection mechanism, a motor assembly and electronic equipment, so as to improve user experience.
- a support assembly which can be applied to a foldable electronic device.
- the supporting assembly may include a rotating shaft mechanism and a supporting part.
- the rotating shaft mechanism may include a rotating assembly, and the rotating assembly may be linked with the supporting part.
- the rotating assembly includes a first fixing piece, a second fixing piece, a connecting piece and a connecting rod assembly.
- the first fixing piece and the second fixing piece can be used as a supporting base of the entire rotating assembly, the first fixing piece and the second fixing piece are arranged at intervals, and the first fixing piece and the second fixing piece are located on the same side of the connecting piece.
- the end surface of the first fixing piece facing the second fixing piece is provided with a first sliding groove
- the end surface of the second fixing piece facing the first fixing piece is provided with a second sliding groove.
- the connecting piece is rotatably connected with the connecting rod assembly, and the connecting rod assembly can slide along the first sliding groove and the second sliding groove.
- the support part includes a first support plate, a second support plate and a third support plate arranged around the rotating shaft mechanism, the second support plate is located between the first support plate and the third support plate, and the second The support plate is rotatably connected with the first support plate and the third support plate.
- One end of the first supporting plate is fixedly connected with the connecting piece, so that when the first supporting plate rotates around the shaft mechanism, the connecting rod assembly can slide along the first chute and the second chute, and then the connecting piece rotates around the connecting rod assembly, Therefore, the third support plate can slide toward or away from the rotating shaft mechanism.
- the setting of the motion trajectory of the connecting rod assembly can be realized by designing the specific shapes of the first slide slot and the second slide slot. And because the connecting piece is rotatably connected with the connecting rod assembly, the connecting piece can be moved according to the set moving track during the process of making the connecting rod assembly move along the set moving track. And because the first support plate is fixedly connected with the connecting piece, the first support plate can move along the set track during the movement of the connecting rod according to the set track, thereby driving the second support plate to rotate, and making the third support plate The plate slides in a direction toward or away from the rotating shaft mechanism according to the set trajectory.
- a surrounding space can be formed between the first support plate, the second support plate and the third support plate.
- the triangular support structure of the rotating shaft mechanism can help improve the support stability of the support part, thereby improving the structural reliability of the support assembly.
- the rotating assembly may further include a main shaft, and the main shaft passes through the first fixing member, the connecting rod assembly, and the second fixing member.
- the main shaft is rotatably connected with the first fixing part and the second fixing part, and during the rotation of the main shaft relative to the first fixing part and the second fixing part, it can drive the connecting rod assembly along the first chute and the second chute. Sliding, thereby driving the connecting piece to rotate.
- the rotating shaft mechanism may also include a cam and an auxiliary supporting mechanism.
- the cam In the radial direction along the main shaft, the cam is relatively fixed to the main shaft, so that the cam can be driven to rotate synchronously during the rotation of the main shaft.
- a cam chute can also be provided on the surface of the cam, and one end of the auxiliary supporting mechanism is accommodated in the cam chute, and the other end can be connected with the third support plate.
- one end of the auxiliary supporting mechanism slides along the cam chute to drive the third supporting plate to slide towards or away from the rotating shaft mechanism, thereby improving the sliding stability of the third supporting plate, which is beneficial to improve The stability of the whole support part movement.
- the rotating shaft mechanism may include two rotating assemblies, the two rotating assemblies are arranged at intervals, and a cam is provided corresponding to each rotating assembly.
- the auxiliary support mechanism may be located between the two rotating assemblies.
- the auxiliary support mechanism may include a first support rod and a second support rod, the first support rod and the second support rod are arranged crosswise, and the middle parts of the first support rod and the second support rod are hinged .
- one end of the first support rod is accommodated in a cam chute, and the other end is hinged to the third support plate; one end of the second support rod is accommodated in another cam chute, and the other end is hinged to the third support plate .
- the support assembly may further include a keyboard body, and the above-mentioned support part may be rotatably connected to the keyboard body through a rotating shaft mechanism. Then the sliding of the third support plate in the direction towards or away from the rotating shaft mechanism can also be understood as the sliding of the third support plate in the direction towards or away from the keyboard main body.
- an accommodating cavity may be provided on the main body of the keyboard, at least part of the third supporting plate may be accommodated in the accommodating cavity, and the third supporting plate may slide in the accommodating cavity. In this way, while improving the sliding stability of the third support plate, the third support plate can also be hidden in the keyboard main body, so as to improve the aesthetic appearance of the support assembly.
- the third support plate when the third support plate is specifically provided, the third support plate includes an arc-shaped plate segment and a straight plate segment fixedly connected. Wherein, the arc-shaped plate section is located between the second support plate and the straight plate section, and the second support plate is rotatably connected with the arc-shaped plate.
- the arc-shaped plate section can cover the rotating shaft mechanism to prevent the rotating shaft mechanism from being exposed, so as to protect the rotating shaft mechanism and improve the appearance of the supporting assembly.
- at least a part of the straight section of the third supporting board can be accommodated in the receiving cavity, so as to provide guidance for the sliding of the third supporting board.
- the support assembly may further include a host support, and the host support is fixedly connected to the connecting piece.
- the host support is located on the side of the first support plate facing the keyboard body, and the host support is fixedly connected to the end of the first support plate towards the connector.
- the host supporting member can be used to support the host installed in the supporting assembly.
- the surface of the host supporting member for contacting the host can be set as an arc surface, so as to improve the reliability of the connection between the host and the host support.
- the link assembly when specifically setting the link assembly, may include a first link and a second link.
- the first connecting rod is located between the connecting part and the second connecting rod
- the second connecting rod is located between the first fixing part and the second fixing part
- the main shaft passes through the second connecting rod.
- the main shaft and the second connecting rod are relatively fixed so as to drive the second connecting rod to rotate synchronously during the rotation of the main shaft.
- first connecting rod is rotatably connected to the connecting piece, and the other end is rotatably connected to the second connecting rod, and one end of the rotating shaft for rotatably connecting the first connecting rod to the second connecting rod is located at the first chute, and the other end is located at the second Two chutes.
- the connecting piece may include a body portion, and the body portion has a first side and a second side disposed opposite to each other.
- the first side is provided with a first installation part, a second installation part and a third installation part, and the first installation part and the second installation part are arranged at intervals.
- the body part includes a first surface and a second surface opposite to each other, and the first installation part and the second installation part extend in a direction away from the second surface.
- the third installation part is located on the second surface, and the third installation part extends from the first side to the second side.
- the rotating assembly may further include an intermediate connecting rod, and the number of intermediate connecting rods may be two, wherein one end of one intermediate connecting rod is rotatably connected to the first installation part, and the other end is rotatably connected to the first fixing part.
- One end of the other intermediate connection is rotatably connected to the second mounting part, and the other end is rotatably connected to the second fixing member, so that the body of the rotating assembly can be rotatably connected to the two fixing members through two intermediate connecting rods.
- one end of the first connecting rod facing the connecting piece is rotationally connected with the end of the third mounting portion away from the first side.
- the rotating shaft that the first connecting rod and the second connecting rod are rotatably connected slides in the first chute and the second chute, then by designing the tracks of the first chute and the second chute, the first chute can be adjusted.
- the connecting rod moves according to the set trajectory, so that the connecting member can rotate around the first connecting rod according to the set trajectory.
- the first support plate may be fixedly connected to the first surface of the connecting member. Therefore, the first support plate and the connecting piece can rotate according to the same movement track.
- the rotating assembly may further include a first elastic member, and the elastic member is disposed on a side of the first fixing member away from the second fixing member. The elastic acting force generated by the first elastic member along the axis of the main shaft can act on the first fixing member.
- the rotating assembly further includes a first extruding structure, and the first extruding structure can be located between the first fixing part and the first elastic part.
- the first extruding structure can be sleeved on the main shaft, and in the radial direction along the main shaft, the first extruding structure is relatively fixed to the main shaft.
- the deformation amount of the first elastic member changes. Since the main shaft is rotatably connected to the first fixing member, the first extruding mechanism and the main shaft can rotate synchronously, and during the rotation of the main shaft, the first extruding mechanism and the first fixing member can rotate relative to each other.
- the deformation of the first elastic member changes, and the elastic force acting on the first extrusion structure changes, so that the extrusion force between the first extrusion mechanism and the first fixing member changes, so that the first extrusion
- the damping force generated by sliding friction between the pressing mechanism and the first fixing member is changed, which can improve the user's hand feeling.
- the first pressing mechanism and the first fixing member can stop relative rotation under the action of the damping force generated between the two, so that the support assembly hovers at the corresponding rotation position.
- the rotation assembly may further include a second pressing structure, the second pressing structure is located between the first pressing structure and the first fixing member , the second extruding structure is sleeved on the main shaft, and the main shaft is rotatably connected with the second extruding structure.
- the first elastic member presses the first extruding structure to the second extruding structure, the end surface of the first extruding structure facing the first fixing member is provided with a first groove, and the end surface of the second extruding structure facing the first extruding structure The end surface of the pressing structure is provided with a first protrusion.
- the damping force generated between the first extruded structure and the second extruded structure is relatively small.
- the damping force generated between the first extruded structure and the second extruded structure is relatively small.
- the damping force generated between the first extruded structure and the second extruded structure is relatively large. Therefore, by adjusting the setting positions of the first cam and the second groove, the damping force generated between the first extrusion structure and the second extrusion structure can be adjusted, thereby realizing the hovering of the support assembly position adjustment.
- the rotating assembly may further include a second elastic member.
- the second elastic member may be disposed on a side of the second fixing member away from the first fixing member.
- the second connecting rod is provided with a hollow area, and the second elastic member can be installed in the hollow area.
- the second elastic member is sleeved on the main shaft, and one end of the second elastic member is fixedly connected to the main shaft, and the other end is fixedly connected to the second fixing member. Since the main shaft can rotate around the second fixing member, the second elastic member can generate an elastic force around the axis of the main shaft during the rotation of the main shaft. The elastic force can provide the user with a corresponding hand feeling during the process of rotating the supporting component, thereby improving the user experience.
- the supporting assembly may further include a keyboard main body, and the supporting part and the keyboard main body are rotatably connected through a rotating shaft assembly.
- the keyboard main body includes hinge joints, frame components and keys.
- the rotating shaft connecting part can move with the movement of the rotating shaft mechanism. Specifically, when the rotating shaft mechanism moves, it can drive the rotating shaft connecting part to move toward or away from the rotating shaft mechanism.
- the keys may be arranged in multiple rows side by side, each row of keys includes multiple keys, and the number of keys in each row may be the same or different, which is not specifically limited in this application.
- the main body of the keyboard is also provided with key grooves, and the keys can be accommodated in the corresponding key grooves.
- the frame component may include a first frame, a second frame and a cross bar when it is specifically set.
- the first frame and the second frame can be arranged oppositely, and the first frame and the second frame are fixedly connected with the rotating shaft connecting member, so that when the rotating shaft connecting member moves, the first frame and the second frame can follow the rotating shaft connecting member along the direction Or move away from the direction of the rotating shaft mechanism.
- the above-mentioned multiple rows of keys may be located between the first frame and the second frame, and each row of keys may be arranged along the direction from the first frame to the second frame.
- Each row of keys can be provided with a corresponding cross bar, which can drive the cross bar to move along the arrangement direction of each row of keys when the first frame and the second frame move toward or away from the rotating shaft connecting member. Moreover, the key can move into the key groove or move toward the direction exposed to the key groove along with the movement of the cross bar. Based on this, when the main body of the keyboard is in use state, the keys can be moved to a set stroke in the direction exposed to the key grooves, so as to meet the use requirements of the user's knock input.
- the keys can be moved toward the key groove, so that the part of the key exposed in the key groove is smaller, so that the size of the entire keyboard body in the thickness direction is smaller, so as to facilitate the realization of support Thin design of components.
- the rotating assembly may further include a third connecting rod, and the third connecting rod is slidably connected to the second fixing member.
- the third connecting rod can slide toward or away from the main body of the keyboard.
- the rotating shaft connecting piece can be fixedly connected to the third connecting rod, so that the sliding of the third connecting rod drives the rotating shaft connecting member to slide in a direction approaching or away from the keyboard main body.
- the second fixing member may be provided with a slide rail, and then the third connecting rod may be accommodated in the slide rail and slide along the slide rail. Then the slide rail can provide a guiding function for the sliding of the third connecting rod, so as to improve the reliability of sliding of the third connecting rod.
- the rotating assembly may also be provided with a fourth connecting rod, which is fixedly connected to the second fixing member, and the connection method may be, but not limited to, fastened connection by fasteners such as screws.
- the fourth connecting rod can be arranged outside the sliding rail, and the third connecting rod can be limited to the sliding rail, thereby preventing the third connecting rod from falling off from the sliding rail, so as to improve the sliding connection between the third connecting rod and the second fixing member. reliability.
- an electronic device may include a host and the support assembly as described in the first aspect, wherein the host is detachably connected to the first support plate.
- the host computer can move along the set track along with the first support plate.
- the first supporting plate moves and drives the third supporting plate to slide towards or away from the rotating shaft mechanism, a triangle around the rotating shaft mechanism can be formed among the first supporting plate, the second supporting plate and the third supporting plate.
- the support structure is beneficial to improve the support stability of the support part for the host, thereby improving the structural reliability of the electronic equipment.
- the host may be a user terminal including a display screen and a processor, such as a tablet computer, a mobile phone, and the like.
- the electronic device is a user terminal having functions such as folding and supporting that the supporting component can realize.
- a protection mechanism in a third aspect, includes a fixing frame, a first rotating shaft assembly, a second rotating shaft assembly, a first adapter and a motor connecting member.
- the fixing frame can be used as the base of the entire protection mechanism to play a supporting role for the entire protection mechanism.
- the fixing frame may include a first fixing plate and a second fixing plate, and the first fixing plate and the second fixing plate are oppositely arranged to form an installation space between the first fixing plate and the second fixing plate.
- Both the first shaft assembly and the second shaft assembly are located in the installation space, wherein the first shaft assembly may include a first shaft and a first gear, one end of the first shaft is fixed to the first fixing plate, and the other end is fixed to the second fixing plate.
- the plate; the first gear part is sheathed on the first shaft, and the first gear part can rotate around the first shaft.
- the second rotating shaft assembly includes a second shaft and a second gear member. One end of the second shaft is fixed on the first fixing plate, and the other end extends toward the second fixing plate.
- the second gear part is sheathed on the second shaft, and the second gear part can rotate around the second shaft.
- the first adapter is located between the second gear and the second fixing plate, and the first adapter is sheathed on the second shaft.
- the motor connector is located on the side of the first adapter away from the first fixed plate, the motor connector includes a rotating center piece, and the end of the second shaft facing the second fixed plate is inserted into the The center part is rotated, and the end of the center part away from the first adapter part passes through the second fixing plate, and the center part can be used to connect with the motor.
- the motor drives the rotating center piece to rotate
- the torque acting on the first adapter piece is less than the connecting force between the first adapter piece and the rotating center piece
- the first adapter piece and the motor Connectors connect.
- the first adapter can rotate synchronously with the rotating center piece.
- the rotation of the first adapter part can drive the first gear part to rotate around the first axis, and the torque of the rotation of the first gear part can be transmitted to the second rotating shaft assembly.
- connection between the first adapter piece and the motor connecting piece can be disconnected, so as to avoid the torque that is greater than the connecting force between the first adapter piece and the rotation center piece from acting on the rotation center piece, so that the connection with the rotation center piece can be achieved. Motor protection.
- the first gear part When specifically setting the first gear part, along the direction from the first fixed plate to the second fixed plate, the first gear part may include a first gear structure and a second gear structure, and the first gear structure and the second gear structure are separated by set up.
- the second gear member When the second gear member is specifically provided, the second gear member may include a third gear structure, and the third gear structure may mesh with the first gear structure.
- the first adapter may include a fourth gear structure that meshes with the second gear structure. In this way, when the first adapter part drives the first gear part to rotate around the first shaft, the first gear part slides along the direction from the first fixed plate to the second fixed plate, so that the third gear structure is in phase with the first gear structure. break away.
- the state where the third gear structure is disengaged from the first gear structure may be the state when the motor drives the protection mechanism to expand to the maximum angle.
- the first adapter part and the rotating center part can be connected or disconnected, and in order to realize the connection or disconnection of the two, it can be realized by setting its specific structure.
- the first adapter can be provided with an accommodating cavity, the opening of the accommodating cavity faces the motor connector, and the rotating center piece can be inserted into the accommodating cavity.
- the first adapter part can also be provided with a first elastic part and a rolling part, and the first elastic part and the rolling part are accommodated in the accommodating cavity. One end of the first elastic member abuts against the rotating center member, and the other end presses the rolling member to the bottom wall of the accommodating cavity.
- a groove may also be provided on the bottom wall of the accommodating cavity of the first adapter piece, so that when the rolling element is accommodated in the groove, the first adapter piece is in a connected state with the rotating center piece. In the state, the first adapter part can rotate synchronously with the rotating center part. And when the rolling element breaks away from the groove, the connection between the first adapter piece and the rotation center piece is disconnected. In this state, the rotational torque of the first adapter piece cannot be transmitted to the rotation center piece, and the rotation center piece stops rotating.
- the end portion of the second gear member facing the first fixing plate may further be provided with a first stop portion, and the first stop portion is provided with a notch.
- the second rotating shaft assembly may further include a fixed pin and a sliding pin, and the fixed pin and the sliding pin are located on a side of the second gear member facing the first fixing plate.
- the fixing pin is sheathed on the second shaft, and the fixing pin is rotatably connected with the second shaft.
- the sliding pin is arranged between the fixed pin and the first stop part, the end of the sliding pin facing the fixed pin is slidably connected with the fixed pin, and the end of the sliding pin away from the fixed pin is provided with a second stop part, the second stop part can Insert in the notch.
- a gasket may also be provided between the sliding pin and the second gear member, and both the sliding pin and the second gear member abut against the gasket. In this way, when the sliding pin and the second gear member rotate relative to each other, a certain damping force can be generated between the two, so as to improve user experience.
- a guide groove structure may be provided on the first gear member, and the guide groove structure may be located between the first gear structure and the first fixing plate.
- the guide groove structure may be provided with a guide groove, which may be arranged in a helical shape.
- the fixing pin can be provided with a guide structure, and the guide structure can be inserted into the guide groove. In this way, when the fixed pin rotates, the guide structure can slide in the guide groove.
- the guide groove can be set in a spiral state, and then the guide structure can drive the first gear member to slide along the axial direction of the first shaft when the guide structure slides in the guide groove, so that the third gear is separated from the first gear.
- the sliding pin can slide along with the sliding of the first gear member, and the sliding pin can be opposite to the sliding direction of the first gear member.
- the first shaft assembly may further include a booster mechanism, one end of the booster mechanism may be fixedly connected to the first gear member, and the other end may be fixedly connected to the first shaft.
- the assisting mechanism can be used to provide assisting force for the sliding of the first gear member along the first shaft, thereby improving the reliability of the sliding of the first gear member.
- a motor assembly is provided, and the motor assembly includes the protection mechanism in the above third aspect.
- an electronic device includes a first housing, a second housing, a rotating assembly, and the motor assembly of the fourth aspect.
- the first housing and the second housing are located on both sides of the rotating assembly, and when the motor rotates, the first housing and the second housing can be driven to rotate relative to the rotating assembly.
- the electronic device may be a user terminal including a display screen and a processor, such as a notebook computer, a tablet computer, a mobile phone, and the like.
- the first housing can be used for assembling the display screen of the electronic device or carrying the host with the display screen.
- the second case can be used to carry the keyboard body.
- the keyboard body may be the keyboard body mentioned in the first aspect above.
- the rotating assembly may be the rotating assembly mentioned in the first aspect above.
- the rotating assembly is located on a side of the first fixing plate away from the second fixing plate; and the rotating assembly rotates synchronously with the second rotating shaft assembly.
- the electronic device further includes a second adapter, the second adapter is located between the first fixed plate and the rotating assembly, and the rotating assembly is driven by the second adapter and the second rotating shaft assembly connect.
- a keyboard assembly may include a keyboard main body.
- the main body of the keyboard includes hinge joints, frame components and keys.
- the rotating shaft connecting piece is connected with the rotating shaft mechanism, and the rotating shaft connecting piece can move with the movement of the rotating shaft mechanism. Specifically, when the rotating shaft mechanism moves, it can drive the rotating shaft connecting piece to move toward or away from the rotating shaft mechanism.
- the keys may be arranged in multiple rows side by side, each row of keys includes multiple keys, and the number of keys in each row may be the same or different, which is not specifically limited in this application.
- the main body of the keyboard is also provided with key grooves, and the keys can be accommodated in the corresponding key grooves.
- the frame component may include a first frame, a second frame and a cross bar when it is specifically set.
- the first frame and the second frame can be arranged oppositely, and the first frame and the second frame are fixedly connected with the rotating shaft connecting member, so that when the rotating shaft connecting member moves, the first frame and the second frame can follow the rotating shaft connecting member along the direction Or move away from the direction of the rotating shaft mechanism.
- the above-mentioned multiple rows of keys may be located between the first frame and the second frame, and each row of keys may be arranged along the direction from the first frame to the second frame.
- Each row of keys can be provided with a corresponding cross bar, which can drive the cross bar to move along the arrangement direction of each row of keys when the first frame and the second frame move toward or away from the rotating shaft connecting member. Moreover, the key can move into the key groove or move toward the direction exposed to the key groove along with the movement of the cross bar. Based on this, when the keyboard assembly is in use, the keys can be moved to a set stroke in the direction exposed to the key grooves, so as to meet the use requirements of the user's knock input. In addition, when the keyboard assembly is not in use, the keys can be moved toward the key groove, so that the part of the key exposed in the key groove is smaller, so that the size of the entire keyboard assembly in the thickness direction is smaller, which is beneficial to realize the keyboard. Thin design of components.
- the first frame when specifically setting the first frame, may include a first inner frame and a first outer frame.
- the first outer frame is fixedly connected with the rotating shaft connector, and the first inner frame is located on a side of the first outer frame facing the key.
- the first outer frame and the first inner frame can be linked, and during specific implementation, a first connecting rod assembly is arranged between the first inner frame and the first outer frame.
- the first connecting rod assembly includes a first connecting rod and a second connecting rod, one end of the first connecting rod is hinged to the first inner frame, and the other end is hinged to the first outer frame.
- One end of the second connecting rod is hinged with the rod body of the first connecting rod, and the other end is hinged with the fixed structural member on the keyboard main body.
- the first outer frame can be driven to move toward or away from the rotating shaft mechanism, thereby driving the edge of the first inner frame to approach or depart from the first outer frame.
- the second frame may include a second inner frame and a second outer frame.
- the second outer frame is fixedly connected with the rotating shaft connector, and the second inner frame is located on the side of the second outer frame facing the key.
- the second outer frame and the second inner frame can be linked, and during specific implementation, a second connecting rod assembly is arranged between the second inner frame and the second outer frame.
- the second connecting rod assembly includes a third connecting rod and a fourth connecting rod, one end of the third connecting rod is hinged to the second inner frame, and the other end is hinged to the second outer frame.
- One end of the fourth connecting rod is hinged with the rod body of the third connecting rod, and the other end is hinged with the fixed structural member on the keyboard main body.
- the second outer frame can be driven to move toward or away from the rotating shaft mechanism, thereby driving the second inner frame edge to approach or depart from the first outer frame The orientation of the bounding box.
- first outer frame and the second outer frame when the first outer frame and the second outer frame move toward or away from the rotating shaft mechanism with the rotation of the rotating mechanism, they can drive the first inner frame and the second inner frame along the arrangement direction of each row of keys Movement in the same direction.
- one end of the cross bar can be fixedly connected with the first inner frame, and the other end can be fixedly connected with the second inner frame, so that the cross bar can move along the arrangement direction of each row of keys.
- the key may include a key cap and a lifting mechanism.
- the lifting mechanism can be located in the key groove
- the key cap cover is arranged on the lifting mechanism, and the lifting mechanism can be used to drive the key cap to reciprocate in a direction toward or exposed to the key groove.
- a first abutment structure is provided on the crossbar
- a second abutment structure is provided on the lifting mechanism, and each crossbar can drive the first abutment structure to squeeze when moving along the arrangement direction of the keys.
- the second abutting structure of the corresponding row of keys presses the elevating mechanism to the key groove, and the key groove moves into the key groove driven by the elevating mechanism. It can be understood that, when the pressing force between the first abutment structure and the second abutment structure is canceled, the lifting mechanism can be lifted toward the direction exposed to the key groove, thereby driving the key cap toward the direction exposed to the key groove. direction movement.
- the main body of the keyboard may be provided with a plurality of key grooves
- the crossbar may be provided with a plurality of first abutting structures. At least one abutment structure can be accommodated in each key groove, for example, two abutment structures can be accommodated in each key groove. In order to apply a stable extrusion force to the lifting mechanism.
- the first abutting structure may have a first inclined surface
- the second abutting structure may have a second inclined surface
- the first inclined surface and the second inclined surface are disposed opposite to each other. In this way, when the crossbar moves along the arrangement direction of each row of keys, the first inclined surface can be in contact with the second inclined surface, so that the lifting mechanism can move into the key groove.
- the rotating shaft mechanism in order to enable the rotating shaft mechanism to drive the rotating shaft connector to move, when the rotating shaft mechanism is specifically set up, it may include a rotating assembly, which may include a main shaft and a connecting rod.
- the lever slides in a direction towards or away from the keyboard body.
- the rotating shaft connecting piece can be fixedly connected with the connecting rod, so that the connecting rod drives the rotating shaft connecting piece to slide in a direction approaching or away from the keyboard main body.
- the rotating assembly may further include a fixing part, the main shaft is rotatably connected to the fixing part, and the connecting rod is slidably connected to the fixing part.
- the main shaft is further provided with a stop portion, and an end surface of the stop portion facing the connecting rod is provided with a track groove.
- the connecting rod has a connecting portion, and the connecting portion is inserted into the track groove. In this way, during the rotation of the main shaft, the connecting part can be driven to slide in the track groove, so as to push the connecting rod to slide in a direction approaching or away from the keyboard main body.
- the rotating assembly may further include a swing rod structure sleeved on the main shaft.
- the swing link structure In the radial direction along the main shaft, the swing link structure is fixedly connected with the main shaft, and the swing link structure has a protrusion.
- the connecting rod has a connecting portion, the connecting portion is provided with a track groove, and the track groove has a concave portion.
- the swing bar structure when the swing bar structure rotates with the main shaft, it can drive the protruding part to slide along the track groove, and when the protruding part extends into the concave part, it can push the connecting rod to slide in the sliding groove in a direction close to or away from the keyboard main body.
- an electronic device in a seventh aspect, includes a host and the keyboard assembly of the sixth aspect, wherein the host and the keyboard main body are rotatably connected through a rotating shaft mechanism.
- the hinge mechanism can be fixedly connected with the keyboard main body.
- an electronic device in an eighth aspect, includes a display screen and the keyboard assembly of the sixth aspect.
- the display screen is rotatably connected to the keyboard main body through a rotating shaft mechanism.
- the hinge mechanism can be fixedly connected with the keyboard main body, and then the hinge mechanism can be a part of the keyboard assembly. Or the hinge mechanism does not belong to the keyboard assembly, but a structure of the electronic device.
- the keys can be moved toward the key groove, so that the part of the key exposed in the key groove is smaller, so that the size of the entire keyboard assembly in the thickness direction is smaller, which is beneficial to realize the keyboard assembly.
- the thin design of the electronic device can be realized in this state.
- FIG. 1 is a schematic structural diagram of a traditional two-in-one product provided by an embodiment of the present application
- FIG. 2 is a schematic structural diagram of an electronic device provided by an embodiment of the present application.
- FIG. 3a is a schematic structural diagram of a keyboard assembly provided by an embodiment of the present application.
- Figure 3b is a cross-sectional view of a keyboard assembly provided by an embodiment of the present application.
- 4a to 4e are structural schematic diagrams of the electronic device provided in FIG. 2 in different folded states;
- Fig. 5 is a schematic cross-sectional structural diagram of a keyboard assembly provided by an embodiment of the present application when it is in a closed state;
- Figure 6a and Figure 6b are structural schematic diagrams of a rotating assembly provided by an embodiment of the present application.
- Fig. 7 is an exploded view of a rotating assembly provided by an embodiment of the present application.
- Figure 8a is a sectional view at A-A of the rotating assembly shown in Figure 6a;
- 8b to 8d are cross-sectional views of the rotating assembly provided in an embodiment of the present application when it is in different folded states;
- Fig. 9 is a schematic structural diagram of a first extrusion structure provided by an embodiment of the present application.
- Fig. 10 is a schematic structural diagram of a rotating assembly provided by another embodiment of the present application.
- Figure 11a is a cross-sectional view at the B-B place in Figure 10;
- Fig. 11b is a cross-sectional view of the rotating assembly provided by an embodiment of the present application when it is in a closed state;
- Fig. 12 is a partial structural schematic diagram of a keyboard body provided by an embodiment of the present application.
- Fig. 13a is a schematic diagram of the overall structure of the keyboard body provided by an embodiment of the present application.
- Fig. 13b is a schematic structural view of the keyboard body shown in Fig. 13a at another angle;
- Fig. 14 is a partial structural schematic diagram of a keyboard body provided by an embodiment of the present application.
- Fig. 15 is a schematic structural view of the keyboard body shown in Fig. 14 at another angle;
- Fig. 16 is an enlarged view of a partial structure of the keyboard body shown in Fig. 15;
- Figure 17 is an enlarged view of the local structure at C in Figure 16;
- Figure 18 is the relative positional relationship between the first connecting rod and the second connecting rod when the keyboard assembly is in a closed state
- Fig. 19 is an enlarged view of a partial structure of a crossbar provided by an embodiment of the present application.
- Fig. 20 is a schematic structural view of installing the cross bar on the keyboard body according to an embodiment of the present application.
- Fig. 21 is a schematic structural diagram of a lifting mechanism provided by an embodiment of the present application.
- Fig. 22 shows the cooperation relationship between the cross bar and the keys when the keyboard assembly provided by an embodiment of the present application is in the unfolded state
- Fig. 23 shows the cooperation relationship between the cross bar and the keys when the keyboard assembly provided by an embodiment of the present application is in a closed state
- Fig. 24 is a schematic structural diagram of a rotating shaft mechanism provided by an embodiment of the present application.
- Fig. 25a is a schematic diagram of a partial structure of the keyboard assembly provided by an embodiment of the present application when it is in a closed state;
- Fig. 25b is a schematic structural view of the fourth supporting plate of the supporting part in Fig. 25a when the keyboard assembly is in an unfolded state;
- Fig. 26 is a schematic structural diagram of a rotating shaft mechanism provided by an embodiment of the present application.
- Fig. 27 is a schematic structural diagram of a protection mechanism provided by an embodiment of the present application.
- Fig. 28 is an exploded view of the protection mechanism shown in Fig. 27;
- Figure 29a is a D-direction view of the protection mechanism shown in Figure 27;
- Figure 29b is an E-direction view of the protection mechanism shown in Figure 29a;
- Fig. 30a is a schematic structural diagram of the protection mechanism when the keyboard assembly is in an unfolded state according to an embodiment of the present application
- Figure 30b is an F-direction view of the protection mechanism shown in Figure 30a;
- Figure 31 is a cross-sectional view of a protection mechanism provided by an embodiment of the present application.
- Fig. 32a and Fig. 32b are structural schematic diagrams of a rotating assembly provided by another embodiment of the present application.
- Figure 33 is an exploded view of the rotating assembly shown in Figure 32a;
- Fig. 34 is a schematic structural diagram of a second extrusion structure provided by an embodiment of the present application.
- Fig. 35 is a structural schematic view of the rotating assembly shown in Fig. 32a at another angle;
- Figure 36a is a cross-sectional view at G-G of the rotating assembly shown in Figure 35;
- Fig. 36b and Fig. 36c are cross-sectional views of a rotating assembly provided in another embodiment of the present application when it is in different folded states.
- 2-keyboard assembly 201-keyboard body; 2011-accommodating cavity; 2012-button; 20121-keycap; 20122-lifting mechanism;
- 2015-border component 20151-first border; 201511-first inner border; 201512-first outer border;
- 20152-second frame 201521-second inner frame; 201522-second outer frame; 20153-cross bar;
- 2017-second connecting rod assembly 2018-button slot; 202-support part; 2021-first support plate;
- 3-rotating shaft mechanism 301-rotating assembly; 3011-connector; 30111-body part; 30112-first installation part;
- 3024-third connecting rod 30241-connecting part; 302411-track groove; 3024111-depressed part; 30242-second limiting part;
- 304-automatic opening and closing device 3041-motor; 3042-protection mechanism; 30421-fixing frame; 304211-first fixing plate;
- 3042332-guiding structure 304234-sliding pin; 3042341-pin shaft; 3042342-second stop part;
- An embodiment of the present application provides a keyboard assembly.
- the keyboard assembly can be applied to an electronic device, for example, a foldable electronic device. Exemplarily, but not limited to, it can be a two-in-one product and the like.
- a 2-in-1 product generally includes a host 1 and a keyboard assembly 2 .
- FIG. 1 which is a traditional 2-in-1 product provided by an embodiment of the present application.
- the host 1 is detachably connected to the keyboard assembly 2. After being separated from the keyboard assembly 2, the host 1 can still be used as an independent electronic device.
- the host 1 can be a tablet computer.
- the keyboard assembly 2 not only includes a keyboard main body 201 capable of realizing the keyboard function, but also has a supporting part 202 as a supporting structure, which can support the host 1 and is convenient for users to use.
- the keyboard assembly 2 can be a keyboard accessory used with a tablet computer, which can not only support the tablet computer, but also be used as a keyboard.
- the two-in-one product can be unfolded and closed by the relative rotation of the keyboard main body 201 and the supporting part 202 of the keyboard assembly 2 .
- the relative rotation between the keyboard main body 201 and the supporting part 202 can be realized by setting the rotating shaft mechanism 3 .
- the keyboard main body 201 and the supporting part 202 can be respectively located on both sides of the rotating shaft mechanism 3 , and can be rotatably connected with the rotating shaft mechanism 3 respectively.
- the concept of automatic opening and closing has been proposed in this field in order to reduce the user's operation steps of unfolding, powering on, and logging in when starting a foldable electronic device similar to a 2-in-1 product. Since the keyboard body 201 and the supporting part 202 of the keyboard assembly 2 can be relatively rotated through the rotating shaft mechanism 3 , the automatic opening and closing device for realizing the automatic opening and closing function can be provided on the rotating shaft mechanism 3 .
- the automatic opening and closing device usually includes a motor, so that the rotation of the rotating shaft mechanism 3 is driven by the motor to realize the relative rotation of the keyboard main body 201 and the supporting part 202 .
- the setting space reserved for the rotating shaft mechanism 3 in the keyboard assembly 2 is becoming more and more limited.
- the automatic opening and closing device is arranged on the rotating shaft mechanism 3, it requires that the size of the structures such as the motor in the automatic opening and closing device be relatively small.
- the size of the motor is too small, and the torque it provides for the rotation of the rotating shaft mechanism 3 is limited.
- the host 1 and the keyboard assembly 2 are detachably connected, and generally, the host 1 weighs more than the keyboard assembly 2 . Therefore, when the 2-in-1 product is unfolded to a certain angle, the support force of the keyboard assembly 2 to the host 1 is insufficient, and the 2-in-1 product may shake during the movement process, and even cause damage to the shaft mechanism 3 .
- the rotating shaft mechanism provided by this application aims to solve the above problems.
- a protection mechanism in the automatic opening and closing device of the rotating shaft mechanism it can protect the automatic opening and closing device in scenarios such as human intervention, thereby realizing the keyboard Safe and reliable automatic opening and closing function of components to prolong their service life.
- by arranging the rotating assembly in the rotating shaft mechanism stepless adjustment of the unfolding and closing angle of the keyboard assembly and hovering at any angle are realized.
- references to "one embodiment” or “some embodiments” or the like in this specification means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the present application.
- appearances of the phrases “in one embodiment,” “in some embodiments,” “in other embodiments,” “in other embodiments,” etc. in various places in this specification are not necessarily All refer to the same embodiment, but mean “one or more but not all embodiments” unless specifically stated otherwise.
- the terms “including”, “comprising”, “having” and variations thereof mean “including but not limited to”, unless specifically stated otherwise.
- FIG. 2 is a schematic diagram of an application scene of a rotating shaft mechanism provided by an embodiment of the present application.
- FIG. 2 shows a foldable electronic device, which includes a host 1 and a keyboard assembly 2 .
- the host 1 and the keyboard assembly 2 are detachably connected.
- the host 1 is a product with complete structure and functions. After the host 1 is disassembled from the keyboard assembly 2, it can still be used as an independent electronic device.
- the host 1 of the present application may include, but is not limited to, a display screen, a battery module, a computing storage module, and the like.
- the host 1 can also be provided with contacts or connector interfaces for matching with external devices, such as pogo pins, USB, Type-A or Type-C and other connection interfaces, so as to realize the communication between the host 1 and the external devices. wired connection between.
- the host 1 may have functional modules such as bluetooth and wifi to realize wireless connection between it and external devices.
- the type of the host 1 is not specifically limited, and it may be, but not limited to, a tablet computer or a palmtop computer (personal digital assistant, PDA).
- FIG. 3a is a schematic structural diagram of a keyboard assembly 2 provided by an embodiment of the present application.
- the keyboard assembly 2 is in an unfolded state (that is, the support portion 202 is away from the keyboard body 201, and the keyboard body 201 is in a state exposed to the user), wherein the keyboard assembly 2 includes a keyboard body 201 and a support portion 202, and the keyboard body 201 can provide the host 1 with a keyboard input function.
- a control circuit may also be provided in the keyboard main body 201, wherein the setting of the control circuit may provide circuit control functions for the keyboard main body 201.
- the settings can provide functions such as signal triggering.
- the battery in the keyboard body 201 can be used to maintain the normal working state of the keyboard body 201 when there is no external power supply.
- the support portion 202 of the keyboard assembly 2 includes a first support plate 2021, a second support plate 2022, and a third support plate 2023, and the first support plate 2021, the second support plate 2022, and the third support plate 2023 surround Shaft mechanism 3 is set.
- the first supporting plate 2021 can play a role of supporting the main machine 1 as shown in FIG. 2 .
- a first magnetic element may be provided in the first support plate 2021 (in FIG.
- the first magnetic element may be an element with magnetism, or an element without magnetism itself but capable of being attracted by an element with magnetism.
- the second magnetic element can be a magnetic element, or an element that is not magnetic but can be attracted by a magnetic element. As long as the first magnetic element and the second magnetic element can be adsorbed and fixed to each other.
- the first support plate 2021 has a first side 2021a and a second side 2021b disposed opposite to each other, wherein the first side 2021a of the first support plate 2021 is disposed toward the rotating shaft mechanism, and the first side 2021a can be combined with a
- the host supporting member 4 is fixedly connected, and the first supporting plate 2021 can rotate around the rotating shaft mechanism.
- the host support 4 can be used to support the host 1.
- the host support 4 can be provided with an arc surface.
- the frame of the host 1 can be engaged with the arc surface to realize the fit and fixation of the host support 4 and the frame of the host 1, which is beneficial to realize the fixing between the host 1 and the first support plate 2021, thereby reducing the Risk of detachment from the first support plate 2021.
- the host supporting member 4 may also be provided with connector interfaces or contacts, and the connector interfaces or contacts may be led to the control circuit in the keyboard main body 201 through lead wires. In this way, when the host 1 is installed on the keyboard assembly 2, the contacts or connector interfaces of the host 1 can be connected with the corresponding contacts or connector interfaces on the host support 4, thereby realizing the connection between the host 1 and the keyboard assembly 2.
- the electrical connection between them can realize the operation and control of the host computer 1 through the keyboard main body 201 .
- the lead wires used to connect the control circuit of the host support 4 and the keyboard main body 201 can be hidden in the hinge mechanism 3 to protect the lead wires.
- FIG. 3b is a cross-sectional view of a keyboard assembly provided by an embodiment of the present application.
- the second support plate is located between the first support plate 2021 and the third support plate 2023, and the second support plate 2022 may include a first side 2022a and a second side 2022b arranged opposite to each other.
- the second support plate 2022 The first side 2022a of the first support plate 2021 is hinged to the surface of the first support plate 2021 facing away from the keyboard main body 201, so the second support plate 2022 and the first support plate 2021 can rotate relative to each other.
- the third supporting board 2023 includes a first side 2023a and a second side 2023b opposite to each other, and the second side 2022b of the second supporting board 2022 is hinged to the first side 2023a of the third supporting board 2023 .
- the keyboard assembly 2 is in an unfolded state. into a triangular support structure.
- the triangular support structure can support the host computer 1 as shown in FIG. Stable support is provided, and the relative rotation process between the supporting part 202 of the keyboard assembly 2 and the keyboard main body 201 can be made relatively stable, so that the structure of the keyboard assembly 2 can be relatively reliable.
- FIG. 4a is a schematic structural diagram of the electronic device provided in FIG. 2 of the present application when it is in a closed state. It can be seen from FIG. 4a that when the electronic device is in a closed state, the host 1 is attached to the keyboard main body 201, and at least part of the second support plate 2022 and the first support plate 2021 cover the host 1, so as to protect the host 1. to the protective effect.
- the third support plate 2023 includes an arc-shaped plate segment 20231 and a straight plate segment 20232, wherein the arc of the arc-shaped plate segment 20231 can be designed according to the outline of the rotating shaft mechanism 3, so that when the electronic device is in the closed state At the same time, the arc-shaped plate section 20231 can cover the rotating shaft mechanism 3 to protect the rotating shaft mechanism 3 and improve the aesthetic appearance of the keyboard assembly 2 .
- FIG. 4b to FIG. 4e are structural schematic diagrams of the electronic device deployed at different angles. It can be seen from FIG. 4b to FIG. 4e that during the unfolding of the electronic device, the first support plate 2021 can drive the second support plate 2022 to rotate away from the direction of the keyboard body 201, and while the second support plate 2022 rotates, it can The third supporting plate 2023 is driven to move away from the keyboard body 201 , so that the third supporting plate 2023 is separated from the rotating shaft mechanism 3 .
- the first support plate 2021, the second support plate 2022 and the third support plate 2023 surround the part of the rotating shaft mechanism 3 to form a triangular support structure, which The movement stability of the electronic equipment can be effectively increased. It can be understood that, in the process of the electronic device from the unfolded state to the closed state, the first support plate 2021, the second support plate 2022 and the third support plate 2023 all move toward the keyboard main body 201, and during this process, the triangular support structure It can also provide stable support for the movement of electronic equipment.
- FIG. 5 is a schematic cross-sectional structure diagram of the keyboard assembly provided by the present application when it is in a closed state. It can be known from the description of the above embodiments that when the keyboard assembly moves from the expanded state to the closed state, the third support plate 2023 moves in a direction toward the keyboard main body 201 .
- the keyboard main body 201 may be provided with an accommodating cavity 2011 , and the opening of the accommodating cavity 2011 opens toward the third support plate 2023 . In this way, when the keyboard assembly 2 is in the closed state as shown in FIG. .
- the second side 2023b of the third support plate 2023 as shown in FIG.
- the accommodating cavity 2011 can provide a guiding function for the sliding of the third support plate 2023 .
- slide rails (not shown in FIG. A slider structure (not shown in FIG. 5 ) is arranged on it, and the slider structure can move along the slide rail to reduce the shaking of the third support plate 2023 during the movement, thereby improving the movement stability of the entire keyboard assembly 2 .
- the hinge mechanism 3 plays a crucial role in the movement process of the keyboard assembly 2 from the unfolded state to the closed state, and from the closed state to the unfolded state.
- the specific arrangement of the rotating shaft mechanism 3 will be described in detail with reference to the accompanying drawings.
- a rotating assembly can usually be provided in the rotating shaft mechanism 3 so that the keyboard During the switching process of the folding mode of the component 2, the rotating component can provide a reliable damping force for the entire keyboard component 2, thereby achieving stable support for the host 1 .
- the folding angle between the keyboard body 201 and the support portion 202 refers to the angle of the keyboard body 201 towards the support portion 202 during the process of the keyboard assembly 2 from the unfolded state to the closed state, and from the closed state to the unfolded state. The angle between the surface and the surface of the supporting part 202 facing the keyboard main body 201 .
- FIG. 6a is a schematic structural diagram of a rotating assembly provided by an embodiment of the present application.
- Fig. 6a shows a schematic structural diagram of the rotating assembly 301 when the keyboard assembly 2 is in a closed state.
- FIG. 6b shows a schematic structural diagram of the rotating assembly 301 when the keyboard assembly 2 is in the unfolded state.
- the rotating assembly 301 may include a connecting piece 3011 , a first fixing piece 3012 and a second fixing piece 3013 .
- the first fixing part 3012 and the second fixing part 3013 can be fixedly connected with the above-mentioned keyboard main body 201 as shown in FIG.
- the first fixing part 3012 and the second fixing part 3013 can be used as the supporting parts of the whole rotating assembly 301, the first fixing part 3012 and the second fixing part 3013 are arranged at intervals, other structures of the rotating assembly 301 can be directly or indirectly The way is connected with the first fixing part 3012 and the second fixing part 3013.
- FIG. 7 is an exploded view of the rotating assembly 301 shown in FIGS. 6a and 6b.
- the connector 3011 includes a body part 30111 arranged in a strip structure, and the body part 30111 can be fixedly connected to the above-mentioned host support member 4 as shown in FIG. Wait for the fastener to lock the connection.
- the body portion 30111 has a first side, wherein a first installation portion 30112 and a second installation portion 30113 are disposed on the first side, and the first installation portion 30112 and the second installation portion 30113 are arranged at intervals.
- the body part 30111 has a first surface and a second surface opposite to each other, and the first surface can be used to be fixedly connected with the host supporting member 4 . Since the first side of the first support plate 2021 is fixedly connected to the host support 4 , the first support plate 2021 can be fixedly connected to the first surface of the main body 30111 through the host support 4 .
- the first installation part 30112 and the second installation part 30113 may extend in a direction away from the second surface, the first installation part 30112 may have a first installation groove, and the second installation part 30113 may have a second installation groove.
- a third installation portion 30114 may also be provided on the first side of the body portion 30111 , and the third installation portion 30114 is located on the body portion 30111 .
- the main body part 30111 also has a second side, and the first side and the second side are arranged opposite to each other.
- the third installation part 30114 may include two connecting arms 301141 disposed opposite to each other, and the two connecting arms 301141 extend from the first side of the body part 30111 to the second side.
- the rotating assembly 301 may also include a connecting rod assembly, the connecting rod assembly includes two intermediate connecting rods 3014, and there are two intermediate connecting rods 3014, and a first slot 30121 is provided on the surface of the first fixing part 3012 facing the connecting part 3011 A second slot 30131 is provided on a side surface of the second fixing member 3013 facing the connecting member 3011 .
- the intermediate link 3014 includes a first end and a second end arranged opposite to each other, wherein the first end of one intermediate link 3014 is installed in the first mounting groove of the first mounting portion 30112, and the second end of the intermediate link 3014 Installed in the first slot 30121 of the first fixing part 3012 .
- the first end of the intermediate connecting rod 3014 is rotatably connected to the groove wall of the first installation groove through the first rotating shaft 3015a, and the second end of the intermediate connecting rod 3014 is connected to the first slot 30121 of the first fixing member 3012 through the second rotating shaft.
- 3015b swivel connection.
- the first rotating shaft 3015a in order to realize the rotational connection between the first end of the intermediate connecting rod 3014 and the groove wall of the first installation groove, the first rotating shaft 3015a can be fixedly connected with the first end of the first connecting rod, and the first rotating shaft 3015a and the first The groove walls of the installation groove are connected by rotation, and the way of the rotation connection can be through opening installation holes on the two opposite groove walls of the first installation groove, and inserting the two ends of the intermediate connecting rod 3014 into a mounting hole respectively. hole.
- the first rotating shaft 3015a can also be fixedly connected to the groove wall of the first installation groove, and the first end of the intermediate link 3014 can rotate around the first rotating shaft 3015a.
- the second end of the intermediate link 3014 is rotatably connected to the groove wall of the first slot 30121 of the first fixing member 3012 through the second rotating shaft 3015b, and the second rotating shaft 3015b can be but not limited to a pin axis.
- the rotational connection between the two structural members can refer to the rotational connection between the first end of the intermediate link 3014 and the groove wall of the first installation groove through the first rotating shaft 3015a. Setting is performed, and details are not described in the following embodiments.
- the first end of another intermediate connecting rod 3014 can be installed in the second installation groove of the second installation part 30113 of the connecting member 3011, and is rotatably connected with the groove wall of the second installation groove through the first rotating shaft 3015a.
- the second end of the intermediate link 3014 can be installed in the second slot 30131 of the second fixing member 3013, and is rotatably connected with the slot wall of the second slot 30131 through the second rotating shaft 3015b.
- the second end of the intermediate link 3014 is rotatably connected to the groove wall of the second slot 30131 of the second fixing member 3013 through a second rotating shaft 3015b, and the second rotating shaft 3015b may be, but not limited to, pin.
- the link assembly may further include a first link 3016 and a second link 3017, the first link 3016 includes a first end and a second end arranged opposite to each other. Two ends, the first end of the first connecting rod 3016 can be installed on the third mounting part 30114 of the connector 3011, and the first end of the first connecting rod 3016 is located between the two connecting arms 301141, and the first connecting rod 3016 The first end of the first end is rotationally connected with the two connecting arms 301141 through the third rotating shaft 3015c.
- the second end of the first connecting rod 3016 is rotatably connected to the second connecting rod 3017 through the fourth rotating shaft 3015d.
- one end of the second connecting rod 3017 for connecting with the first connecting rod 3016 can be provided with a third slot 30171, the second end of the first connecting rod 3016 can be installed in the third slot 30171, and the first The second end of the connecting rod 3016 is rotatably connected to the groove wall of the third slot 30171 through the fourth rotating shaft 3015d, so that the connection structure formed by the first connecting rod 3016 and the second connecting rod 3017 is relatively compact.
- a first sliding groove (not shown in FIG. 7 ) is provided on the end surface of the first fixing piece 3012 facing the second fixing piece 3013 , and on the side end surface of the second fixing piece 3013 facing the first fixing piece 3012
- a second chute 30132 is provided.
- One end of the third rotating shaft 3015c is inserted in the first sliding slot and can slide along the first sliding slot, and the other end of the third rotating shaft 3015c can be inserted in the second sliding slot 30132 and can slide along the second sliding slot 30132 . It can be understood that the connecting rod assembly can slide along the first sliding groove and the second sliding groove 30132 .
- the setting of the motion track of the third rotating shaft 3015c can be realized. And because the first end of the first connecting rod 3016 is rotatably connected with the connecting member 3011 through the third rotating shaft 3015c, the third rotating shaft 3015c can be moved along the set movement track, so that the first end of the first connecting rod 3016 can be rotated. The connection between the two ends and the connecting piece 3011 moves according to the set motion trajectory.
- FIG. 8a is a cross-sectional view at A-A of the rotating assembly 301 shown in FIG. 6a.
- 8a shows that when the keyboard assembly 2 is in the closed state, that is, when the angle between the surface of the keyboard body 201 facing the support part 202 and the surface of the support part 202 facing the keyboard body 201 is approximately 0°, the third rotation axis The position of 3015c in the second chute 30132.
- the third rotating shaft 3015 c is located at the highest point of the second sliding slot 30132 .
- the rotating assembly 301 is used in the keyboard assembly 2
- the third rotating shaft 3015 c is located at the end of the second sliding groove 30132 away from the keyboard main body 201 .
- the third rotating shaft 3015c can slide along the second sliding groove 30132 .
- FIG. 8b which shows the position of the third rotating shaft 3015c in the second sliding slot 30132 when the keyboard assembly 2 is in a state between the closed state and the unfolded state.
- the angle between the surface of the keyboard body 201 facing the support part 202 and the surface of the support part 202 facing the keyboard body 201 may be approximately 45°. It can be seen from the comparison of FIG. 8a and FIG. 8b that when the keyboard assembly 2 is unfolded, the third rotating shaft 3015c slides along the second sliding slot 30132 toward the keyboard main body.
- FIG. 8c shows that the angle between the surface of the keyboard main body 201 facing the support part 202 and the surface of the support part 202 facing the keyboard main body 201 is approximately It can be the position of the third rotating shaft 3015c in the second sliding slot 30132 when it is 110°. 8d can also be referred to.
- FIG. 8c shows that the angle between the surface of the keyboard main body 201 facing the support part 202 and the surface of the support part 202 facing the keyboard main body 201 is approximately It can be the position of the third rotating shaft 3015c in the second sliding slot 30132 when it is 110°. 8d can also be referred to.
- FIG. 8d shows that when the angle between the surface of the keyboard body 201 facing the support part 202 and the surface of the support part 202 facing the keyboard body 201 is the largest (for example, it can be regarded as 130° in myopia), the third rotation axis The position of 3015c in the second chute 30132 , at this time, the third rotating shaft 3015c is located at the end of the second chute 30132 closest to the keyboard main body 201 . From FIG. 8a to FIG. 8d , it can be known that in this application, by designing the specific form of the second chute 30132 , the setting of the movement track of the connecting member 3011 can be realized.
- the rotating assembly 301 may further include a main shaft 3018, and the main shaft 3018 may pass through the first fixing member 3012, the second connecting rod 3017 and the second fixing member 3013 in sequence.
- the main shaft 3018 is rotatably connected with the first fixing part 3012 and the second fixing part 3013 , so the main shaft 3018 can rotate relative to the first fixing part 3012 and the second fixing part 3013 .
- the second connecting rod 3017 is relatively fixed to the main shaft 3018 , so the second connecting rod 3017 and the main shaft 3018 can rotate synchronously around the axis of the main shaft 3018 .
- a special-shaped hole may be provided on the second connecting rod 3017, which may be D-shaped for example but not limited to hole.
- the cross-section of the part of the main shaft 3018 passing through the second connecting rod 3017 is also set as a special-shaped cross-section that can match the special-shaped hole, so as to realize the limitation of the second connecting rod 3017 and the main shaft 3018 in the radial direction.
- the end of the main shaft 3018 located on the second fixing part 3013 away from the first fixing part 3012 can also be provided with a stopper 30181, so as to realize the limitation of the main shaft 3018 in the axial direction, and reduce the axial speed of the main shaft 3018. direction, thereby improving the motion stability of the entire rotating assembly 301.
- the rotating assembly 301 in order to enable the rotating assembly 301 to provide the damping force at the corresponding rotational position during the entire movement of the rotating shaft mechanism, so that the rotating shaft mechanism can be kept at the corresponding rotating position, you can continue to refer to FIG. 7 , in In a possible embodiment of the present application, the rotating assembly 301 can also be provided with an elastic member 3019, and the elastic member 3019 can accumulate elastic force when pressed. As shown in FIG. 7 , the elastic member 3019 may be disposed on a side of the first fixing member 3012 away from the second fixing member 3013 . In this application, the specific arrangement form of the elastic member 3019 is not limited, and it may exemplarily include an elastic disc, and the elastic disc may be one or more.
- the elastic member 3019 When the elastic member 3019 includes a plurality of elastic discs, the plurality of elastic discs can be stacked. In addition, referring to FIG. 7 , the elastic member 3019 can be sleeved on the main shaft 3018 . In this embodiment, when the elastic member 3019 is pressed, it will generate an elastic force along the axial direction of the main shaft 3018 .
- a limiting member 3020 can also be provided on the side of the elastic member 3019 away from the first fixing member 3012.
- the limiting member 3020 can be a nut for example.
- the member 3020 is sheathed on the main shaft 3018 and limits the axial direction of the elastic member 3019 along the main shaft 3018 .
- a set of gaskets 3021 can also be provided. between sets of spacers 3021.
- the diameter of the outer circle of the gasket 3021 can also be greater than or equal to the diameter of the outer circle of the elastic member 3019 .
- the limiting member 3020 can abut against the washer 3021 on the side of the elastic member 3019 away from the first fixing member 3012 .
- the elastic member 3019 can be deformed along the axial direction of the main shaft 3018, and the elastic force generated by the deformation of the elastic member 3019 can act on the first fixing member 3012, so that the first fixing member A frictional force is generated between the 3012 and the elastic member 3019 , and the frictional force can hinder the rotation of the main shaft 3018 .
- the second connecting rod 3017 can rotate synchronously with the main shaft 3018, and the second connecting rod 3017 can drive the connecting part 3011 to rotate, and the connecting part 3011 is in turn connected with the host supporting part 4 fixed on the first supporting plate 2021 as shown in Figure 3b. Fixed connection.
- the host 1 can be fixed on the first support plate 2021.
- the first support plate 2021 can hover at the corresponding rotation position without the action of external force.
- a cam contact surface may be provided between the first fixing member 3012 and the elastic member 3019 .
- a first extruding structure 3022 is provided between the elastic member 3019 and the first fixing member 3012, the first extruding structure 3022 is sleeved on the main shaft 3018, and the elastic member 3019 can
- the first pressing structure 3022 presses against the first fixing member 3012 , so that the first pressing structure 3022 abuts against the first fixing member 3012 under the elastic force of the elastic member 3019 .
- the first extruding structure 3022 is relatively fixed to the main shaft 3018 , so the first extruding structure 3022 can rotate synchronously with the main shaft 3018 .
- a special-shaped hole may be provided on the first extruded structure 3022, an exemplary but not limited to a D-shaped hole.
- the cross section of the part of the main shaft 3018 passing through the first cam mechanism 3022 is also set as a special-shaped cross-section that can match the special-shaped hole, so as to realize the limitation of the first extrusion structure 3022 and the main shaft 3018 in the radial direction.
- FIG. 9 shows a schematic structural diagram of a first extrusion structure provided by an embodiment of the present application.
- a first groove 30221 is provided on the end surface of the first extrusion structure 3022 facing the first fixing member 3012, and the first groove 30221 has multiple sections, for example, 4 sections as shown in FIG. 9 .
- the first grooves 30221 can be arranged in an arc shape, and the radii of the circles where the multiple segments of the first grooves 30221 are located can be different.
- the end surface of the first fixing part 3012 facing the first extrusion structure 3022 may be provided with a first protrusion (not shown in the figure). shown), the first protrusion is also multi-segmented, and the multi-segment first protrusion is set in one-to-one correspondence with the above-mentioned multi-segment first groove 30221. It can be understood that, in some other embodiments of the present application, the first groove 30221 can also be arranged on the end surface of the first fixing member 3012 facing the first extrusion structure 3022, and the first protrusion can be arranged on the first extrusion structure 3022. The end surface of the pressing structure 3022 facing the second fixing member.
- the first extrusion structure 3022 and the first fixing member 3012 are aligned
- the total length in the axial direction of the main shaft 3018 is the smallest.
- the extrusion force received by the elastic member 3019 is the smallest, and the deformation of the elastic member 3019 is the smallest, so that the elastic force produced by it is the smallest.
- the first extrusion structure The frictional force between 3022 and the first fixing member 3012 is minimum.
- the first extrusion structure 3022 and the first fixing member 3012 are rotated relative to each other, the first groove 30221 and the first protrusion are staggered, the first extrusion structure 3022 and the first fixing member 3012 are in the axial direction along the main shaft 3018 The total length on the top is increased, so that the deformation of the elastic member 3019 is increased to accumulate the elastic force. Under the elastic force, the friction force between the first pressing structure 3022 and the first fixing member 3012 increases, Thus, the damping force of the rotating shaft mechanism is increased.
- the first groove 30221 and the first protrusion can be reasonably designed so that the damping force of the shaft mechanism 3 is maximum when the corresponding keyboard assembly 2 is in the closed state, so that The keyboard assembly 2 can be stably maintained in the closed state.
- an elastic member 3023 may also be provided in the rotating assembly 301 , and the elastic member 3023 may be a torsion spring as an example.
- FIG. 10 is a structural schematic view of the rotating assembly 301 corresponding to FIG. 6 b at another angle. It can be seen from FIG. 10 that the second connecting rod 3017 can be provided with a hollowed out area 30172, and the elastic member 3023 can be hidden in the hollowed out area 30172. In this embodiment, the elastic member 3023 can be sleeved on the main shaft 3018 .
- the main shaft 3018 can rotate relative to the first fixing part 3012 and the second fixing part 3013, and the second connecting rod 3017 can rotate synchronously with the main shaft 3018, then in this application, one end of the elastic part 3023 can be fixed on the first The other end of the fixing part 3012 or the second fixing part 3013 is fixed on the second connecting rod 3017 or the main shaft 3018 . In this way, when the second connecting rod 3017 rotates with the main shaft 3018, the elastic member 3023 can be elastically deformed, thereby generating an elastic force around the main shaft.
- the elastic force generated by the elastic member 3023 can provide auxiliary force for the rotation of the second connecting rod 3017 and the main shaft 3018, so that a small force can be applied to the connecting member 3011 as shown in FIG.
- the force can drive the second connecting rod 3017 and the main shaft 3018 to rotate, which can improve the user's comfort in opening and closing the keyboard assembly 2 to which the rotating assembly 301 is applied.
- the rotating assembly 301 may further include a third link 3024 , and the third link 3024 can slide along the second fixing member 3013 .
- a slide rail 30133 is provided on the side of the second fixing member 3013 facing away from the second slot 30131 as shown in FIG. Can slide along the slide rail 30133.
- the third link 3024 in order to prevent the third link 3024 from falling off from the slide rail 30133, referring to FIG. 7 and FIG. At least a part is located on the side of the third link 3024 away from the second slot 30131 , and the fourth link 3025 is fixedly connected to the second fixing member 3013 . Therefore, the third link 3024 is limited in the slide rail 30133 by the fourth link 3025 to improve the reliability of the movement of the third link 3024 .
- FIG. 7 is a cross-sectional view at B-B in FIG. 10 .
- the main shaft 3018 is provided with a stop portion 30181 on a side of the second fixing member 3013 away from the first fixing member 3012 .
- a track groove 301811 may be provided on the end surface of the stopper portion 30181 facing the third connecting rod 3024, and the connecting portion 30241 of the third connecting rod 3024 may be inserted into the track groove 301811. In this way, during the rotation of the main shaft 3018 , the connecting portion 30241 of the third link 3024 can slide along the track groove 301811 .
- the design of the motion track of the third link 3024 can be realized by reasonably designing the track groove 301811.
- the three links 3024 can be hidden in the second fixing part 3013 .
- FIG. 11 b shows the relative positional relationship between the third link 3024 and the stopper portion 30181 when the rotating assembly 301 is in the closed state.
- the third link 3024 can be protruded from the second fixing member 3013 .
- the rotating assembly 301 is used in the keyboard assembly 2 shown in FIG.
- the third link 3024 can slide toward the keyboard main body 201 when the keyboard assembly 2 changes from the unfolded state to the closed state.
- the third link 3024 can slide away from the keyboard main body 201 .
- the third link 3024 can move away from the keyboard main body 201 during the process of the keyboard assembly 2 from the unfolded state to the closed state. slide.
- the third link 3024 can slide towards the keyboard body 201 .
- FIG. 12 is a schematic diagram of a partial structure of a keyboard main body 201 provided in a possible embodiment of the present application.
- the keyboard body 201 can further include a keyboard cover 2013 , which can protect the internal structure of the keyboard body 201 , and the keys 2012 can be exposed from the keyboard cover 2013 . Under normal circumstances, the key 2012 can protrude from the surface of the keyboard cover 2013 so as to realize its function by tapping the key 2012 .
- the present application provides a scheme that enables the keys 2012 on the keyboard main body 201 to be raised and lowered with the rotation of the shaft mechanism, so that when the keyboard assembly 2 is in the expanded state, the keys 2012 rise to protrude from the keyboard main body 201.
- the key 2012 falls and is hidden in the keyboard main body 201, thereby reducing the thickness of the keyboard assembly 2 in the closed state, so as to comply with the requirements of the thin design of the electronic equipment, and avoid the The bonding of the lower keyboard body 201 to the display screen of the electronic device leaves traces on the display screen, which improves user experience.
- FIG. 13a shows a schematic diagram of the overall structure of the keyboard main body 201 provided by the present application.
- structures such as the key 2012 and the key cover 2013 shown in FIG. 12 are omitted in order to illustrate the connection relationship between the hinge mechanism 3 and the keyboard main body 201 .
- the end of the keyboard body 201 close to the hinge mechanism 3 may be provided with a hinge connector 2014 .
- the rotating shaft connecting member 2014 may be but not limited to be arranged in a long strip structure, and the length direction of the rotating shaft connecting member 2014 may be the same as the axial direction of the main shaft 3018 of the rotating assembly 301 .
- the rotating assembly 301 includes a third link 3024 that can slide toward or away from the keyboard main body 201 .
- the rotating shaft connecting member 2014 can be fixedly connected to the third link 3024 , so that the rotating shaft connecting member 2014 is driven to move toward or away from the rotating shaft mechanism 3 during the sliding process of the third connecting rod 3024 .
- multiple rotating assemblies 301 may be provided in the rotating shaft mechanism 3 .
- the rotating shaft mechanism 3 can be provided with two rotating assemblies 301 , and the two rotating assemblies 301 can be arranged at two ends of the rotating shaft mechanism 3 in the length direction.
- the third connecting rods 3024 of the two rotating assemblies 301 can both be fixedly connected to the rotating shaft connector 2014, and through reasonable setting, the two third connecting rods 3024 can be synchronized and move in the same direction to drive the rotating shaft connecting member 2014 to move, so that The movement reliability of the hinge connecting member 2014 is improved, thereby improving the movement stability of the entire keyboard assembly 2 .
- FIG. 13b is a structural schematic view of the keyboard body shown in FIG. 13a at another angle.
- the keyboard body 201 may further include a frame component 2015
- the frame component 2015 includes a first frame 20151 , a second frame 20152 and a cross bar 20153 .
- the connection method can be, but not limited to, fastened connection by fasteners such as screws. In this way, the first frame 20151 and the second frame 20152 can be driven to move synchronously with the rotating shaft connecting part 2014 while the rotating shaft connecting part 2014 moves with the third link 3024 .
- FIG. 14 is a schematic diagram of a partial structure after the keyboard cover 2013 of the keyboard body 201 in FIG. 12 is removed. It can be seen from FIG. 14 that the button 2012 is located between the first frame 20151 and the second frame 20152 .
- the keys 2012 can be arranged in multiple rows side by side, each row of keys 2012 includes a plurality of keys 2012 , and each row of keys 2012 is arranged along the direction from the first frame 20151 to the second frame 20152 .
- FIG. 15 is a structural schematic diagram of the keyboard body 201 shown in FIG. 14 at another angle.
- there are multiple crossbars 20153 one crossbar 20153 is provided corresponding to each row of keys 2012 , and the length direction of the crossbar 20153 is the same as the arrangement direction of each row of keys 2012 .
- the cross bar 20153 can be arranged on the side of the corresponding button 2012 facing the rotating shaft mechanism 3 as shown in FIG. Not specifically limited.
- the first frame 20151 and the second frame 20152 can drive the cross bar 20153 to move along its length direction.
- FIG. 16 is an enlarged view of a partial structure of the keyboard main body 201 shown in FIG. 15 .
- the first frame 20151 includes a first inner frame 201511 and a first outer frame 201512, the first inner frame 201511 and the first outer frame 201512 are arranged side by side, and the first inner frame 201511 is located in the direction of the first outer frame 201512 The side of the button 2012.
- first outer frame 201512 is used to be fixedly connected to the shaft connecting rod 2014 as shown in Figure 13a, and the first inner frame 201511 is fixedly connected to a plurality of cross bars 20153, and the connection method can be, but not limited to, fastened by screws Fastening connections.
- the first outer frame 201512 and the first inner frame 201511 can be connected by a first connecting rod assembly 2016 .
- FIG. 17 is an enlarged view of the local structure at point C in FIG. 16 .
- the first connecting rod assembly 2016 includes a first connecting rod 20161 and a second connecting rod 20162 .
- the first end 201611 of the first connecting rod 20161 is hinged to the first inner frame 201511
- the second end 201612 of the first connecting rod 20161 is hinged to the first outer frame 201512 .
- the first connecting rod 20161 and the first inner frame 201511 and the first outer frame 201512 may be but not limited to be hingedly connected by a pin.
- the first end 201621 of the second connecting rod 20162 is hinged to the rod body of the first connecting rod 20161 , and the rod body of the first connecting rod 20161 is a part located between the first end 201611 and the second end 201612 .
- the second end 201622 of the second connecting rod 20162 can be hinged with other structural components of the keyboard main body 201 .
- the other structural components of the keyboard main body 201 can be any structural components on the keyboard main body 201 with fixed positions.
- a structural member with a fixed position refers to a structural member whose position does not change regardless of the working state of the keyboard assembly.
- the keyboard cover 2013 shown in FIG. 12 is the keyboard body 201 A structure with a fixed position on it.
- the structural components of the second connecting rod 20162, the first connecting rod 20161 and the keyboard main body 201 may be hinged, but not limited to, through a pin.
- the second end 201622 of the second connecting rod 20162 may be located on a side of the first end 201621 away from the first inner frame 201511 .
- the second frame 20152 may include a second inner frame 201521 and a second outer frame 201522, the second inner frame 201521 and the second outer frame 201522 are arranged side by side, and the second inner frame 201521 is located The side of the second outer frame 201522 facing the key 2012 .
- the second outer frame 201522 is used to be fixedly connected to the shaft connecting rod 2014 as shown in Figure 13a, and the second inner frame 201521 is fixedly connected to a plurality of cross bars 20153.
- Firmware secures the connection.
- the second outer frame 201522 and the second inner frame 201521 can be connected by a second connecting rod assembly 2017, and the second connecting rod assembly 2017 includes a third connecting rod and a fourth connecting rod.
- the first end of the third connecting rod is hinged to the second inner frame 201521
- the second end of the third connecting rod is hinged to the second outer frame 201522
- the third connecting rod and the second inner frame 201521 and the second outer frame 201522 can be hinged, but not limited to, through pin shafts.
- the first end of the fourth connecting rod is hinged with the body of the third connecting rod, and the second end can be hinged with other structural components of the keyboard main body 201 , for example, can be hinged with the keyboard cover 2013 .
- the structural members of the fourth connecting rod, the third connecting rod and the keyboard main body 201 may be but not limited to be hingedly connected by pins.
- the second end of the fourth connecting rod may be located at a side of the first end away from the second inner frame 201521 .
- FIG. 17 shows the moving directions of the first frame 20151 and the crossbar 20153 with an XY coordinate system.
- the positive direction of the Y-axis points to the rotating shaft mechanism (not shown in Figure 17, refer to Figure 13a), and the positive direction of the X-axis points to the second frame (not shown in Figure 17, refer to Figure 16).
- the positive direction of the X-axis can be the same as or opposite to the arrangement direction of each row of keys 2012 .
- the rotating shaft mechanism 3 drives the first outer frame 201512 to move in the positive direction of the Y axis, and the second end 201612 of the first connecting rod 20161 moves in the Y direction accordingly.
- Positive movement of the axis Since the second end 201622 of the second connecting rod 20162 is located in the positive direction of the Y-axis of the first connecting rod 20161, the movement of the second end 201612 of the first connecting rod 20161 in the positive direction of the Y-axis is the first connection The second end 201612 of the rod 20161 is moved towards the second end 201622 of the second connecting rod 20162 .
- the second end 201622 of the second connecting rod 20162 is fixedly connected to the structure of the keyboard main body 201, so the second end 201622 of the second connecting rod 20162 is always in a fixed position, and the second connecting rod 20162 can only wrap around the second End 201622 turns.
- FIG. 18 shows the relative positional relationship between the first connecting rod 20161 and the second connecting rod 20162 when the keyboard assembly 2 is in the closed state.
- Fig. 17 and Fig. 18 it can be seen that when the keyboard assembly 2 rotates from the expanded state shown in Fig. 17 to the closed state shown in Fig. The angle in the direction decreases, the first end 201611 of the first connecting rod 20161 and the first end 201621 of the second connecting rod 20162 both move along the positive direction of the X-axis, thereby pushing the first inner frame 201511 along the X-axis Moving in the forward direction, each cross bar 20153 is driven by the first inner frame 201511 to move towards the second frame 20152 .
- the included angle between the third connecting rod and the fourth connecting rod in the X-axis direction increases, and the first end of the third connecting rod and the first end of the fourth connecting rod are both along the X axis.
- the positive movement of the axis drives the second inner frame 201521 to move along the positive direction of the X axis, and each cross bar 20153 moves in a direction away from the first frame 20151 driven by the second inner frame 201521 .
- each cross bar 20153 is driven by the first inner frame 201511 and the second inner frame 201521 along the negative direction of the X axis. to move.
- the first outer frame 201512 and the second outer frame 201522 can move toward or away from the rotating shaft mechanism, thereby driving the first inner frame 201511 and the second inner frame 201521 Move in the same direction along the arrangement direction of each row of keys 2012, so that the cross bar 20153 can move back and forth along the arrangement direction of each row of keys 2012 accordingly.
- Each crossbar 20153 is set corresponding to a row of keys 2012. Based on this, in order to realize the lifting of the keys 2012 in different folding states of the keyboard assembly 2, an extrusion mechanism can be provided between the cross bar 20153 and the corresponding keys 2012. Squeeze and push the button 2012 by the reciprocating movement of the crossbar 20153 to lift.
- FIG. 19 shows an enlarged view of a partial structure of a crossbar 20153 in a possible embodiment of the present application.
- the crossbar 20153 can be provided with a first abutting structure 201531, and the first abutting structure 201531 can be multiple, which can be set according to the number of keys 2012 corresponding to the crossbar 20153.
- the first abutting structure 201531 may be provided with a first inclined surface 2015311 .
- the inclination angles of the first inclined surfaces 2015311 of the plurality of first abutting structures 201531 may be the same or different.
- FIG. 20 shows a structural schematic diagram of installing the cross bar 20153 on the keyboard main body 201 .
- the keyboard main body 201 has a plurality of key slots 2018, and corresponding to each key slot 2018, at least one first abutting structure 201531 can be accommodated, for example as shown in FIG. 20 , each key slot 2018 can contain There are two first abutment structures 201531.
- the key 2012 may include a keycap 20121 and a lifting mechanism, and the keycap 20121 covers and is fixed on the lifting mechanism to protect the lifting mechanism.
- the keycap 20121 can be used as a force-bearing part of the key 2012, and the input function of the keyboard assembly 2 can be realized by applying force to the keycap 20121 to push down the lifting mechanism.
- the lifting mechanism can drive the keycap 20121 to rise after the active force applied to the keycap 20121 is cancelled.
- FIG. 21 shows a schematic structural diagram of a lifting mechanism 20122 provided in a possible embodiment of the present application.
- the lifting mechanism 20122 can be accommodated in the key slot 2018 as shown in FIG.
- each lifting mechanism 20122 is provided with a second abutting structure 201221
- the second abutting structure 201221 can be provided with a second inclined surface 2012211
- each lifting mechanism 20122 may have multiple second abutting structures 201221 , for example, as shown in FIG. 21 , each lifting mechanism 20122 may be provided with two second abutting structures 201221 .
- the inclination directions of the second inclined surfaces 2012211 of the multiple second abutting structures 201221 can be the same or different.
- Fig. 22 shows the cooperative relationship between the cross bar 20153 and the key 2012 when the keyboard assembly 2 is in the unfolded state.
- the keycap is omitted for expressing the cooperation between the cross bar 20153 and the key 2012 .
- the viewing angle of the keyboard assembly 2 in FIG. 22 has been adjusted, but in FIG. 22 and FIG. 17 , the directions of the Y axis and the X axis are the same.
- the inclined surface 2015311 can be opposite to the second inclined surface 2012211 of the second abutting structure 201221 of the lifting mechanism 20122 as shown in FIG.
- the first inclined surface 2015311 and the opposite second inclined surface 2012211 can be arranged at intervals; or the first inclined surface 2015311 and the second inclined surface 2012211 are in contact, but there is no Squeeze, or less squeeze.
- the lifting mechanism 20122 is in a raised state, and the entire key 2012 can protrude from the surface of the keyboard cover 2013 as shown in FIG.
- the lifting structure 20122 drives the key caps to drop under the action of the pressing force exerted by the first inclined surface 2015311 on the second inclined surface 2012211, so that the key 2012 can be hidden in the corresponding button slot 2018. Therefore, the thickness of the keyboard assembly 2 in the closed state is reduced, so as to comply with the thin design requirements of electronic equipment and improve user experience.
- the crossbar 20153 moves in the negative direction of the X-axis, and the pressing force exerted by the first inclined surface 2015311 on the second inclined surface 2012211 becomes smaller and smaller, and the lifting mechanism 20122 It can drive the keycap 20121 to rise from the corresponding key slot 2018 , and make the keycap 20121 protrude from the surface of the keyboard cover 2013 as shown in FIG. 12 , so as to realize the function of the key 2012 .
- the scheme that the keys 2012 are raised and lowered according to the folded state of the keyboard assembly 2 provided by this application can be applied to not only the keyboard assembly 2 of this application, but also other foldable electronic devices with keyboards, for example Specifically, it can be applied to a notebook computer, and its specific setting method can refer to the above-mentioned embodiments of the present application, and details are not repeated here.
- the support portion 202 of the keyboard assembly 2 can be used to support the host computer 1 installed on the first support plate 2021 . Then, during the process of the keyboard assembly 2 changing from the closed state to the unfolded state, and from the unfolded state to the closed state, there is a higher requirement for the stability of the movement of the supporting part 202 .
- FIG. 24 is a schematic structural diagram of a rotating shaft mechanism 3 provided in another possible embodiment of the present application.
- the shaft mechanism 3 may further include a cam 303 .
- the cam 303 can rotate synchronously with the main shaft 3018 of the rotating assembly 301 , that is, in the radial direction along the main shaft 3018 , the cam 303 and the main shaft 3018 are relatively fixed.
- a special-shaped hole may be provided on the cam 303 , for example, but not limited to, a D-shaped hole.
- the cross section of the part of the main shaft 3018 passing through the cam 303 is also set as a special-shaped cross-section that can match the special-shaped hole, so as to realize the limitation of the cam 303 and the main shaft 3018 in the radial direction.
- FIG. 25 a is a schematic diagram of a partial structure of the keyboard assembly 2 provided in an embodiment of the present application when it is in a closed state.
- the structure of the fourth supporting plate 2024 of the supporting part 202 in this closed state is shown in FIG. 25a.
- the fourth support plate 2024 is provided with an auxiliary support mechanism 20241, the auxiliary support mechanism 20241 includes a first support rod 202411 and a second support rod 202412, the first support rod 202411 and the second support rod 202412 are arranged crosswise, and the first support The middle part of the rod 202411 and the second support rod 202412 is hinged.
- the fourth support plate 2024 is provided with a slide rail 20242 and a slide rail 20243 , and the slide rail 20242 and the slide rail 20243 can extend in a direction away from the keyboard main body 201 .
- a first slider 20244 is arranged in the slide rail 20242
- a second slider 20245 is arranged in the slide rail 20243 .
- both the first slider 20244 and the second slider 20245 can be fixedly connected to the fourth support plate 2024 .
- a rotating assembly 301 can be provided at each of the two ends of the rotating shaft mechanism 3 in the length direction.
- a cam 303 may be provided corresponding to each rotating assembly 301 .
- auxiliary support structure can be located between the two rotating components 301 , and one end of the first support rod 202411 can be accommodated in the cam slide groove 3031 of a cam 303 , and the other end is hinged to the first slider 20244 .
- One end of the second support rod 202412 is accommodated in the cam sliding groove 3031 of the other cam 303 , and the other end is hinged to the second sliding block 20245 .
- Fig. 25b shows the structure of the fourth support plate 2024 of the support part 202 shown in Fig. 25a when the keyboard assembly 2 is in the unfolded state.
- the cam 303 can rotate with the main shaft 3018 of the rotating assembly 301 to push the first support rod 202411
- One end accommodated in the corresponding cam slide slot 3031 moves closer to the end of the second support rod 202412 accommodated in the corresponding cam slide slot 3031 along the axial direction of the main shaft 3018 .
- the first support rod 202411 and the second support rod 202412 are hinged, in the above process, the first support rod 202411 can push the first slider 20244 to slide along the slide rail 20243 away from the keyboard main body 201, and the second support rod 202412 can push the second sliding block 20245 to slide along the sliding rail 20242 in a direction away from the keyboard main body 201 . Since both the first slider 20244 and the second slider 20245 are fixedly connected to the fourth support plate 2024, when the first slider 20244 and the second slider 20245 slide in the direction away from the keyboard main body 201, they can be pushed The fourth support plate 2024 slides away from the keyboard body 201 . In this way, the movement stability of the support part 202 can be improved during the unfolding process of the keyboard assembly 2 , so that the keyboard assembly 2 can stably support the host 1 disposed on the first support plate 2021 to improve user experience.
- the track shape of the cam sliding groove 3031 can be designed according to the movement direction of the first support rod 202411 and the second support rod 202412, and the first slider 20244 and the second slider 20245, so as to When the first support rod 202411 and the second support rod 202412 rotate around their hinge points, it is sufficient to push the first slider 20244 and the second slider 20245 to slide stably.
- the rotating shaft mechanism 3 provided in the present application may not only include the above structure, but also be provided with an automatic opening and closing device 304 , and the automatic opening and closing device 304 may include a motor 3041 .
- the motor 3041 can be used to drive the rotating shaft mechanism 3 to move to realize the unfolding and closing of the keyboard assembly 2, so as to simplify the user's operation steps.
- the automatic opening and closing device 304 provided in this application can also be provided with a protection mechanism 3042 .
- FIG. 26 shows a schematic structural diagram of a rotating shaft mechanism 3 provided by an embodiment of the present application.
- the rotating shaft mechanism 3 includes an automatic opening and closing device 304 in addition to the above-mentioned rotating assembly 301 .
- the automatic opening and closing device 304 includes a motor 3041 and a protection mechanism 3042, and the protection mechanism 3042 can be, but not limited to, a clutch.
- the protection mechanism 3042 is located between the motor 3041 and the rotating assembly 301, and the motor 3041 can be used to drive the rotating shaft mechanism 3 to rotate, so as to realize the automatic opening and closing function of the keyboard assembly.
- the protection mechanism 3042 can protect the motor 3041 .
- the motor 3041 transmits torque to the rotating assembly 301 through the protection mechanism 3042 to drive the rotating assembly 301 to rotate.
- the protection mechanism 3042 can adjust the load applied to the motor 3041 to avoid damage to the motor.
- FIG. 27 is a schematic structural diagram of a protection mechanism 3042 provided by an embodiment of the present application.
- the protection mechanism 3042 includes a fixing frame 30421 , and the fixing frame 30421 can be used as a supporting seat of the entire protection mechanism 3042 to support other structures of the protection mechanism 3042 .
- the fixing frame 30421 may be provided with a first fixing plate 304211 and a second fixing plate 304212, and the first fixing plate 304211 and the second fixing plate 304212 are arranged opposite to each other to form a an installation space.
- FIG. 28 is an exploded view of the protection mechanism 3042 shown in FIG. 27 .
- the fixing frame 30421 can be fixedly connected with the keyboard main body 201 in the above embodiment, and the connection method can be but not limited to screw connection.
- the protection mechanism 3042 further includes two rotating shaft assemblies, which can be referred to as a first rotating shaft assembly 30422 and a second rotating shaft assembly 30423 for convenience of description.
- first rotating shaft assembly 30422 and the second rotating shaft assembly 30423 are accommodated in the installation space between the first fixing plate 304211 and the second fixing plate 304212 .
- the first shaft assembly 30422 includes a first shaft 304221
- the second shaft assembly 30423 includes a second shaft 304231.
- the axes of the first shaft 304221 and the second shaft 304231 can be arranged in parallel.
- first shaft 304221 is fixed to the first fixing plate 304211 , and the other end is fixed to the second fixing plate 304212 .
- One end of the second shaft 304231 is fixed on the first fixing plate 304211 , and the other end extends toward the second fixing plate 304212 .
- the first rotating shaft assembly 30422 further includes a first gear member 304222 , and the first gear member 304222 is sleeved on the first shaft 304221 .
- the first gear member 304222 can rotate around the first shaft 304221 and can slide along the axial direction of the first shaft 304221 .
- the first gear member 304222 is provided with a first gear structure 3042221 and a second gear structure 3042222, and the first gear structure 3042221 and the second gear structure 3042222 are arranged at intervals.
- the first gear member 304222 is further provided with a guide groove structure 3042223 , and the guide groove structure 3042223 is located between the first gear structure 3042221 and the first fixing plate 304211 .
- the guide groove structure 3042223 is provided with a guide groove 30422231, and the guide groove 30422231 may be but not limited to be arranged in a spiral shape.
- the second rotating shaft assembly 30423 is also provided with a second gear member 304232, and the second gear member 304232 can be sleeved on the second shaft 304231 and can rotate around the second shaft 304231.
- the second gear member 304232 may be provided with a third gear structure 3042321 .
- the third gear structure 3042321 can mesh with the first gear structure 3042221.
- the second rotating shaft assembly 30423 may further include a fixing pin 304233 and a sliding pin 304234 .
- the fixing pin 304233 and the sliding pin 304234 are located on a side of the second gear member 304232 facing the first fixing plate 304211 .
- the fixing pin 304233 is sheathed on the second shaft 304231 , and the fixing pin 304233 is rotatably connected to the second shaft 304231 .
- the fixing pin 304233 can protrude from the first fixing plate 304211 to the outside of the installation space, so as to be fixedly connected with the main shaft of the rotating assembly in the above embodiment.
- the protection mechanism 3042 may further include an adapter 30424, which may be arranged on the side of the first fixing plate 304211 away from the second fixing plate 304212 side.
- One end of the fixing pin 304233 extending out of the installation space from the first fixing plate 304211 can be fixedly connected with the adapter 30424, and the adapter 30424 can rotate synchronously with the main shaft of the rotating assembly as shown in Figure 26 .
- the adapter 30424 is provided with a mounting hole 304241, the main shaft 3018 of the rotating assembly 301 (refer to FIG. 7) can be installed in the mounting hole 304241, and the adapter 30424 and the main shaft 3018 can rotate synchronously.
- the cross section of the part of the main shaft 3018 installed in the mounting hole 304241 may be a special-shaped cross section, for example, it may be a D-shaped cross section.
- the mounting hole 304241 of the adapter 30424 can also be set as a special-shaped hole matching the cross-section of the main shaft, such as a D-shaped hole.
- FIG. 29a is a D-direction view of the protection mechanism 3042 shown in FIG. 27 .
- the fixing pin 304233 is provided with a slot 3042331, and the opening of the slot 3042331 is located at an end of the fixing pin 304233 away from the first fixing plate 304211, and the slot 3042331 extends toward the first fixing plate 304211.
- the surface of the fixed pin 304233 can also be provided with a guide structure 3042332, the guide structure 3042332 can be a protruding structure, and the guide structure 3042332 can be inserted into the guide groove of the guide groove structure 3042223 of the first gear part 304222 30422231, and can slide along the guide groove 30422231.
- the first gear member 304222 can be pushed to slide along the first rotating shaft.
- the first rotating shaft assembly 30422 can also be provided with a booster mechanism 304223 , which can provide booster for the sliding of the first gear member 304222 along the first shaft 304221 , To improve the sliding reliability of the first gear member 304222.
- the specific setting method of the booster mechanism 304223 is not limited, it can be a torsion spring as an example, one end of the booster mechanism 304223 can be fixedly connected to the first gear 304222, and the other end can be fixed to the first shaft 304221 connection, through reasonable design of the shape of the torsion spring, the elastic force generated by the deformation of the torsion spring can make the first gear 304222 and the first The relative sliding of the shaft 304221.
- the sliding pin 304234 is located between the fixing pin 304233 and the first stop portion 3042322.
- the sliding pin 304234 is sleeved on the second shaft 304231 as shown in FIG. 28 and can slide along the axial direction of the second shaft 304231.
- the end of the sliding pin 304234 facing the fixing pin 304233 is provided with a pin shaft 3042341 , and the pin shaft 3042341 can be inserted into the slot 3042331 of the fixing pin 304233 and can slide along the slot 3042331 .
- the pin shaft 3042341 provided on the sliding pin 304234 can be arranged corresponding to the slot 3042331, so as to improve the stability of the sliding pin 304234 sliding along the slot 3042331 of the fixing pin 304233.
- a second stop portion 3042342 is also provided at the end of the sliding pin 304234 away from the fixed pin 304233.
- the second stop part 3042342 can be plugged into the notch 30423221 of the first stop part 3042322, so that the sliding pin 304234 and the second gear part 304232 are relatively locked.
- the second stop part 3042342 is plugged into the gap of the first stop part 3042322
- the second gear member 304232 can rotate synchronously with the fixing pin 304233.
- the side of the sliding pin 304234 facing the first gear member 304222 may also be provided with a first engagement portion (not shown in FIG. Two clamping parts (not shown in Figure 28), the first clamping part can be clamped with the second clamping part, so that when the first gear part 304222 slides along the first shaft 304221, the sliding pin 304234 can be pushed along The second shaft 304231 slides in the opposite direction to the first gear member 304222 .
- the specific structures of the first engaging portion and the second engaging portion are not limited.
- the first engaging portion may be a protrusion whose shape may be, but not limited to, a trapezoid.
- the second clamping part can be a groove, and the protrusion is clamped into the groove to realize the clamping connection between the first clamping part and the second clamping part.
- the first locking part may also be a groove, and the second locking part may be a protrusion.
- an end of the second shaft 304231 facing the second fixing plate 304212 may also be provided with a motor connector 304235 .
- the motor connecting piece 304235 can be used for fixed connection with the rotating shaft of the motor.
- the second shaft assembly 30423 may further include an adapter 30425 located between the second shaft assembly 30423 and the second fixing plate 304212 , and the adapter 30425 abuts against the second shaft assembly 30423 .
- the adapter 30425 can be sleeved on the second shaft, the adapter 30425 can be connected with the motor connector 304235, and the adapter 30425 can rotate with the motor connector 304235.
- FIG. 29a shows a schematic structural diagram of the protection mechanism 3042 when the keyboard assembly is in a closed state.
- FIG. 29b is a view taken along the direction E of FIG. 29a.
- Figure 29b shows the structure on the side of the adapter 30424 in this closed state.
- the first gear structure 3042221 meshes with the third gear structure 3042321
- the second gear structure 3042222 meshes with the fourth gear structure 304251.
- the guide structure 3042332 on the fixing pin 304233 is inserted into the guide groove 30422231 of the guide groove structure 3042223 .
- the motor 3041 shown in FIG. 26 runs and drives the adapter 30425 to rotate through the motor connecting part 304235 . Since the second gear structure 3042222 of the first gear part 304222 is engaged with the fourth gear structure 304251 of the adapter part 30425, the rotation of the adapter part 30425 can drive the first gear part 304222 to rotate. In addition, because the first gear structure 3042221 of the first gear part 304222 meshes with the third gear structure of the second gear part 304232, the rotation of the first gear part 304222 can drive the rotation of the second gear part 304232.
- the second stop portion 3042342 of the sliding pin 304234 is inserted into the notch 30423221 of the first stop portion 3042322 of the second gear member 304232, and the pin shaft 3042341 of the sliding pin 304234 is inserted into the Inside the slot 3042331 of the fixing pin 304233.
- the fixed pin 304233 is connected with the main shaft of the rotating assembly through the adapter 30424, so that the main shaft of the rotating assembly can be driven to rotate with the fixed pin 304233.
- the guide structure 3042332 of the fixed pin 304233 can slide along the guide groove 30422231 of the guide groove structure 3042223, and the guide groove 30422231 of the guide groove structure 3042223 interacts with the guide structure 3042332 of the fixed pin 304233 .
- the guide structure 3042332 of the fixing pin 304233 can push the first gear member 304222 to slide along the first shaft 304221 to the second fixing plate 304212 during the process of sliding along the guide groove 30422231 of the guide groove structure 3042223 .
- the sliding pin 304234 can slide synchronously with the first gear member 304222, then in the process of sliding the first gear member 304222 along the first axis 304221 to the direction of the second fixed plate 304212, it can push The sliding pin 304234 slides along the second axis 304231 toward the direction of the first fixing plate 304211 .
- FIG. 30a shows a schematic structural diagram of the protection mechanism 3042 when the keyboard assembly is in the unfolded state.
- FIG. 30b is a view taken along the direction F of FIG. 30a.
- Figure 30b shows the structure on the side of the adapter 30424 in this closed state.
- the first gear structure 3042221 and the third gear structure 3042321 are misaligned to break the meshing relationship between the first gear part 304222 and the second gear part 304232 .
- the second gear structure 3042222 and the fourth gear structure 304251 are still in the meshing state.
- the second stop portion 3042342 of the sliding pin 304234 breaks away from the notch 30423221 of the first stop portion 3042322 of the second gear member 304232 as shown in FIG. There is no connection relationship.
- the closing of the keyboard assembly can usually be achieved through user operations.
- the user may apply force toward the keyboard main body to the first support plate of the support portion of the keyboard assembly.
- the movement of the first support plate toward the keyboard body can drive the main shaft of the rotating assembly to rotate. Referring to Fig. 29a and Fig. 30a together, the process of the keyboard assembly from the expanded state to the closed state is the movement process of the protection mechanism from the state shown in Fig. 30a to the state shown in Fig. 29a.
- the first gear 304222 moves toward the first fixed plate 304211 along the first shaft 304221 under the cooperation of the guide structure 3042332 of the fixed pin 304233 and the guide groove 30422231
- the corresponding gear structure of the first gear member 304222 and the second gear member 304232 re-engages.
- the first gear member 304222 slides toward the first fixing plate 304211, it can drive the sliding pin 304234 to slide toward the second fixing plate 304212, so that the second stop portion 3042342 of the sliding pin 304234 can be repositioned. It is inserted into the notch 30423221 of the first stop portion 3042322 of the second gear member 304232 .
- FIG. 31 is a cross-sectional view of a protection mechanism 3042 provided by an embodiment of the present application.
- a protection mechanism 3042 provided by an embodiment of the present application.
- FIG. 31 is a cross-sectional view of a protection mechanism 3042 provided by an embodiment of the present application.
- the cross-sectional structure at the second shaft assembly 30423 is shown in FIG. 31 , while the cross-sectional structure at the first shaft assembly 30422 is omitted.
- the adapter 30425 is provided with an accommodating cavity 304252 , and the opening of the accommodating cavity 304252 faces the motor connector 304235 .
- the motor connecting part 304235 includes a rotating center part 3042351, and the rotating center part 3042351 can be inserted into the accommodating cavity 304252.
- the second shaft 304231 can be inserted into the rotating center piece 3042351 .
- the end of the rotating center piece 3042351 away from the adapter piece 30425 can pass through the second fixing plate 304212 for connection with the motor.
- the motor connector 304235 may further include a housing 3042352, which is sleeved on the rotating center member 3042351, and the housing 3042352 may be fixed to the second fixing plate 304212.
- a ball may be provided between the housing 3042352 and the rotating center piece 3042351, and there may be multiple balls, and the housing 3042352 and the rotating center piece 3042351 are both The balls are in contact with each other, so that the friction force between the housing 3042352 and the rotating center piece 3042351 is a rolling friction force, so as to reduce the risk of damage to both and prolong their service life.
- the adapter 30425 is further provided with an elastic member 304253 , the elastic member 304253 is housed in the accommodating cavity 304252 , and the elastic member 304253 is sleeved on the rotation center member 3042351 of the motor connector 304235 .
- the specific arrangement form of the elastic member 304253 is not limited, and it may exemplarily include a plurality of stacked spring pieces.
- the deformation of the elastic member 304253 can form an elastic force between the adapter member 30425 and the rotating center member 3042351 .
- the adapter part 30425 can also be provided with a rolling part 304254, and the rolling part 304254 is accommodated in the accommodating cavity 304252.
- the bottom wall of the accommodating cavity 304252 of the adapter 30425 is also provided with a groove, the rolling element 304254 can be accommodated in the groove, and one end of the elastic element 304253 presses the rolling element 304254 to the bottom of the accommodating cavity 304252 wall, and the other end abuts against the rotating center piece 3042351.
- the specific arrangement form of the rolling member 304254 is not limited, and it can be exemplarily a ball or a roller.
- a pressing block 304255 may also be provided between the elastic member 304253 and the rolling member 304254 , and the elastic member 304253 presses the rolling member 304254 to the corresponding groove through the pressing block 304255 .
- the surface of the pressing block 304255 for contacting the rolling element 304254 is provided with an arc-shaped groove, at least part of the rolling element 304254 can be accommodated in the arc-shaped groove, so as to prevent the rolling element 304254 from falling off during the movement.
- a gasket 304236 is further provided between the sliding pin 304234 and the second gear member 304232, and the material of the gasket 304236 may be but not limited to polyoxymethylene (polyformaldehyde, POM).
- POM polyoxymethylene
- the torque brought by the adapter 30425 to the motor connector 304235 exceeds the set value (that is, the torque of the motor When the load is overloaded), the torque generated by the adapter 30425 during the rotation can overcome the elastic pressing force applied by the elastic member 304253 to the rolling member 304254, so that the rolling member 304254 is disengaged from the corresponding groove.
- connection relationship between the adapter 30425 and the motor connector 304235 can be cut off, and the torque acting on the adapter 30425 will not act on the motor connector 304235, so that the motor connected to the motor connector 304235 will not be damaged .
- the adapter 30425 can be used as a torque limiter between the protection mechanism 3042 and the motor 3041 to prevent excessive external torque from reacting to the motor, thereby limiting torque overload and protecting the motor 3041 .
- multiple sets of automatic opening and closing devices may be provided in the rotating shaft mechanism.
- an automatic opening and closing device can be respectively provided at the two ends of the shaft mechanism in the length direction. In this way, the stability of the movement of the keyboard assembly can be effectively improved by using the synchronous driving of the two automatic opening and closing devices.
- the rotating assembly 301 of the rotating shaft mechanism 3 may adopt other possible arrangements besides the arrangements provided by the above-mentioned embodiments.
- FIG. 32a is a schematic structural diagram of a rotating assembly 301 provided by another embodiment of the present application.
- FIG. 32a shows a schematic structural view of the rotating assembly 301 when the keyboard assembly 2 is in a closed state.
- FIG. 32b shows a schematic structural diagram of the rotating assembly 301 when the keyboard assembly 2 is in the unfolded state.
- the rotating assembly 301 includes a connecting piece 3011 , a first fixing piece 3012 and a second fixing piece 3013 .
- the first fixing part 3012 and the second fixing part 3013 can be fixedly connected with the above-mentioned keyboard main body, and the connection method can be, but not limited to, be connected by fasteners such as screws.
- the first fixing part 3012 and the second fixing part 3013 can be used as the supporting parts of the whole rotating assembly 301, the first fixing part 3012 and the second fixing part 3013 are arranged at intervals, other structures of the rotating assembly 301 can be directly or indirectly The way is connected with the first fixing part 3012 and the second fixing part 3013.
- FIG. 33 is an exploded view of the rotating assembly 301 shown in FIG. 32a.
- the connector 3011 includes a body part 30111 arranged in a strip structure, and the body part 30111 can be fixedly connected with the above-mentioned host support member, and the connection method can be but not limited to be locked by fasteners such as screws .
- the body part 30111 can be in two sections, and the connector 3011 further includes a connection structure disposed between the two sections of the body part 30111 , and the connection structure is used to connect the two body parts 30111 .
- the rotating assembly 301 further includes a first link 3016 and a second link 3017 , and the first link 3016 is located between the connecting member 3011 and the second link 3017 .
- One end of the first connecting rod 3016 towards the connecting piece 3011 is connected to the connection structure of the connecting piece 3011 through the first rotating shaft 3015a, and one end of the first connecting rod 3016 towards the second connecting rod 3017 is connected to the second connecting rod 3017 through the second connecting rod 3017.
- the rotating shaft 3015b is rotatably connected.
- the rotating assembly 301 provided in this embodiment of the present application may further include a main shaft 3018 passing through the first fixing member 3012 , the second connecting rod 3017 and the second fixing member 3013 .
- the main shaft 3018 can rotate relative to the first fixing part 3012 and the second fixing part 3013 .
- the second connecting rod 3017 is relatively fixed to the main shaft 3018 , so the second connecting rod 3017 and the main shaft 3018 can rotate synchronously around the axis of the main shaft 3018 .
- a special-shaped hole may be provided on the second connecting rod 3017, which may be D-shaped for example but not limited to hole.
- the cross-section of the part of the main shaft 3018 passing through the second connecting rod 3017 is also set as a special-shaped cross-section that can match the special-shaped hole, so as to realize the limitation of the second connecting rod 3017 and the main shaft 3018 in the radial direction.
- the rotating assembly 301 in order to enable the rotating assembly 301 to provide the damping force at the corresponding rotational position during the entire movement of the rotating shaft mechanism, so that the rotating shaft mechanism can be kept at the corresponding rotating position, you can continue to refer to FIG. 33 , in In a possible embodiment of the present application, the rotating assembly 301 can also be provided with an elastic member 3019, and the elastic member 3019 can accumulate elastic force when pressed. As shown in FIG. 33, the elastic member 3019 can be arranged on the side of the first fixing member 3012 away from the second fixing member 3013. In this application, the specific arrangement form of the elastic member 3019 is not limited, and its example may include There may be one or more elastic discs.
- the elastic member 3019 When the elastic member 3019 includes a plurality of elastic discs, the plurality of elastic discs can be stacked. In addition, referring to FIG. 33 , the elastic member 3019 can be sleeved on the main shaft 3018 . In this embodiment, when the elastic member 3019 is pressed, it will generate an elastic force along the axial direction of the main shaft 3018 .
- a limiting member 3020 can also be provided on the side of the elastic member 3019 away from the first fixing member 3012, and the limiting member 3020 can be a nut for example to facilitate assembly and disassembly.
- the limiting member 3020 is sheathed on the main shaft 3018 and limits the axial direction of the elastic member 3019 along the main shaft 3018 .
- a set of gaskets 3021 can also be provided. The set of gaskets 3021 is sleeved on the main shaft 3018, and the elastic member 3019 is arranged between the set of gaskets 3021. between.
- the diameter of the outer circle of the gasket 3021 can also be greater than or equal to the diameter of the outer circle of the elastic member 3019 .
- the limiting member 3020 can abut against the washer 3021 on the side of the elastic member 3019 away from the first fixing member 3012 .
- the elastic member 3019 can be deformed along the axial direction of the main shaft 3018, and the elastic force generated by the deformation of the elastic member 3019 can act on the first fixing member 3012, so that the first fixing member A frictional force is generated between the 3012 and the elastic member 3019 , and the frictional force can hinder the rotation of the main shaft 3018 .
- the second connecting rod 3017 can rotate synchronously with the main shaft 3018, and the second connecting rod 3017 can drive the connecting part 3011 to rotate, and the connecting part 3011 is in turn connected with the host supporting part 4 fixed on the first supporting plate 2021 as shown in Figure 3b. Fixed connection.
- the main engine 1 can be fixed on the first support plate 2021.
- the main engine 1 reaches a certain rotation position while rotating with the first support plate 2021, if the torque generated by the gravity of the main engine 1 is different from that of the above-mentioned rotating shaft mechanism 3 If the torque generated by the damping force is equal, the first support plate 2021 can hover at the corresponding rotation position without the action of external force.
- a pressing contact surface may be provided between the first fixing member 3012 and the elastic member 3019 .
- a first extruding structure 3022 is provided between the elastic member 3019 and the first fixing member 3012, and the first extruding structure 3022 is sleeved on the main shaft 3018, and the elastic member 3019 can
- the first pressing structure 3022 presses against the first fixing member 3012 , so that the first pressing structure 3022 abuts against the first fixing member 3012 under the elastic force of the elastic member 3019 .
- the first extrusion structure 3022 is relatively fixed to the main shaft 3018 .
- a special-shaped hole may be provided on the first extruded structure 3022, an exemplary but not limited to a D-shaped hole.
- the part of the main shaft 3018 passing through the first extrusion structure 3022 is also configured as a special-shaped cross-section that can match the special-shaped hole, so as to realize the limitation of the first extrusion structure 3022 and the main shaft 3018 in the radial direction.
- the first extruding structure 3022 can be set with reference to the first extruding structure 3022 shown in FIG. 9 , which will not be described in detail here. It can be known from the description of the above embodiments that the end surface of the first extrusion structure 3022 facing the first fixing member 3012 can be provided with a first groove 30221 .
- FIG. 34 is a schematic structural diagram of the second extruding structure 3026 provided in a possible embodiment of the present application. Referring to FIG. 33 and FIG. 34 together, the second extruding structure 3026 is disposed between the first extruding structure 3022 and the first fixing member 3012 , and the main shaft 3018 is rotatably connected to the second extruding structure 3026 .
- the elastic member 3019 can press the first extrusion structure 3022 to the second extrusion structure 3026.
- a first protrusion 30261 can be provided on the end surface of the second extrusion structure 3026 facing the first extrusion structure 3022.
- a protrusion 30261 can be provided corresponding to the first groove 30221 of the above-mentioned first extrusion structure 3022 .
- the first groove 30221 can also be arranged on the end surface of the second extruded structure 3026 facing the first extruded structure 3022
- the first protrusion 30261 can be arranged on the second extruded structure 3026 .
- the end surface of the first extrusion structure 3022 facing the second extrusion structure 3026 is
- the first extrusion structure 3022 and the second extrusion structure 3026 When the corresponding first protrusion 30261 falls into the first groove 30221, so that the first groove 30221 and the first protrusion 30261 are locked together, the first extrusion structure 3022 and the second extrusion structure 3026 has the smallest total length along the axial direction of the main shaft 3018. At this time, the extrusion force received by the elastic member 3019 is the smallest, thereby producing the smallest elastic force. Then the first extrusion structure 3022 and the second extrusion structure 3026 The friction between them is minimal.
- first extruding structure 3022 and the second extruding structure 3026 are rotated relative to each other, when the first groove 30221 and the first protrusion 30261 are staggered, the first extruding structure 3022 and the second extruding structure 3026 are aligned along the main axis 3018
- the total length in the axial direction increases, so that the elastic member 3019 accumulates an elastic force, and under this elastic force, the friction force between the first extrusion structure 3022 and the second extrusion structure 3026 increases, so that The damping force of the rotary shaft mechanism increases.
- the first groove 30221 and the first protrusion 30261 can be rationally designed so that the damping force of the shaft mechanism 3 is maximum when the corresponding keyboard assembly is in the closed state, so that The keyboard assembly can be stably maintained in the closed state.
- an elastic member 3023 may also be provided in the rotation assembly 301 , and the elastic member 3023 may be a torsion spring as an example.
- the elastic member 3023 is disposed on the side of the second fixing member 3013 away from the first fixing member 3012, and the elastic member 3023 is sleeved on the main shaft 3018, and the elastic member 3023 can rotate relative to the main shaft 3018 .
- the rotating assembly 301 also includes a rotating fixing member 3027, which is located on the side of the elastic member 3023 facing away from the second fixing member 3013.
- the rotating fixing member 3027 is sleeved on the main shaft 3018, and along the radial direction, the rotation fixture 3027 is fixedly connected with the main shaft 3018 .
- the rotation fixing member 3027 is provided with a slot 30271 , one end of the elastic member 3023 can be locked in the slot 30271 , and the other end can be fixed to the second fixing member 3013 . In this way, during the rotation of the main shaft 3018 , the elastic member 3023 can be elastically deformed, thereby generating an elastic force around the axis of the main shaft 3018 .
- the elastic force generated by the elastic member 3023 can provide auxiliary force for the rotation of the main shaft 3018, so that when a small force is applied to the connecting part 3011, the main shaft 3018 can be driven to rotate, which can The user's comfort of opening and closing the keyboard assembly with the rotating assembly 301 is improved.
- the rotating assembly 301 can also be provided with a sleeve 3028 , the sleeve 3028 can be sleeved on the main shaft 3018 , and the elastic member 3023 can be sleeved on the sleeve 3028 .
- the sleeve 3028 can provide a guiding function for the movement of the elastic member 3023 in the axial direction, so as to improve the stability of the movement of the elastic member 3023 .
- the rotating assembly 301 may further include a third link 3024 , and the third link 3024 can slide along the second fixing member 3013 .
- FIG. 35 is a structural schematic view of the rotating assembly 301 shown in FIG. 32a at another angle.
- a slide rail 30133 is provided on a side of the second fixing member 3013 facing away from the connecting member 3011 , and the third connecting rod 3024 can be accommodated in the slide rail 30133 and can slide along the slide rail 30133 .
- a second limiting portion 30242 may be provided, and the second limiting portion 30242 may engage with the first limiting portion 301331 and slide within the first limiting portion 301331 .
- the first limiting part 301331 can be a sliding groove
- the second limiting part 30242 can be a protrusion, so that the protrusion can engage with the sliding groove.
- the first limiting portion 301331 may also be a protrusion
- the second limiting portion 30242 may be a groove. In this way, the cooperation between the first limiting portion 301331 and the second limiting portion 30242 can provide guidance for the sliding of the third connecting rod 3024 along the sliding rail 30133 , thereby improving the reliability of the movement of the third connecting rod 3024 .
- the rotating assembly 301 in order to realize the sliding of the third connecting rod 3024 in the sliding rail 30133, it can be seen from FIG. . Since the rotation of the rotation assembly 301 can be achieved by the rotation of the main shaft 3018 , therefore, in this application, the third connecting rod 3024 can be connected with the main shaft 3018 through the connecting portion 30241 .
- the rotating assembly 301 provided by the present application can also be provided with a swing rod structure 3029 , and the swing rod structure 3029 can be disposed on the side of the second fixing member 3013 away from the first fixing member 3012 .
- the swing rod structure 3029 can be sleeved on the main shaft 3018.
- the swing rod structure 3029 is fixedly connected with the main shaft 3018, so that the swing rod structure 3029 can rotate synchronously with the main shaft 3018.
- the swing rod structure 3029 has a protrusion 30291 .
- FIG. 36a is a cross-sectional view at G-G of the rotating assembly 301 shown in FIG. 35 .
- a track groove 302411 can be provided at the connecting portion 30241 of the third connecting rod 3024, and the protruding portion 30291 of the pendulum structure 3029 can be inserted into the track groove 302411, and can be connected with the track The 302411 groove walls are in contact.
- the swing link structure 3029 can be driven to rotate synchronously, so that the protrusion 30291 of the swing link structure 3029 slides along the groove wall of the track groove 302411.
- the design of the motion track of the third connecting rod 3024 can be realized by reasonably designing the track groove 302411.
- the The protrusion 30291 of the swing bar structure 3029 abuts against the groove wall of the track groove 302411 away from the connecting piece 3011 , so that the third connecting rod 3024 can be hidden in the second fixing piece 3013 .
- FIG. 36b which shows the relative position of the protrusion 30291 of the third link 3024 in the track groove 302411 when the rotating assembly 301 is in the intermediate state from the closed state to the unfolded state. It can be seen from FIG.
- the track groove 302411 can be provided with a recessed part 3024111, and the protruding part 30291 can extend into the recessed part 3024111.
- the protruding part 30291 can press the side wall of the recessed part 3024111 to push the third link 3024 to slide towards the direction of the connecting piece 3011 .
- Fig. 36c is the relative position of the protrusion 30291 of the third link 3024 in the track groove 302411 when the rotating assembly 301 is in the expanded state.
- the third link 3024 can protrude from the second fixing member 3013 toward the connecting member.
- the third connecting rod 3024 can slide toward the keyboard main body during the process of the keyboard assembly changing from the closed state to the unfolded state.
- the third link 3024 can slide in the direction away from the connecting member 3011 in the slide rail, so that the third link 3024 can slide in the direction away from the keyboard body.
- the third link 3024 can be used to connect with the hinge connector 2014 of the keyboard main body 201 as shown in FIG. 13 a .
- the third connecting rod 3024 slides with the rotation of the main shaft 3018 , it can drive the rotating shaft connecting member 2014 to move toward or away from the rotating shaft mechanism 3 .
- the third link 3024 when the third link 3024 slides toward the keyboard main body 201, it can drive the rotating shaft connecting member 2014 to move in a direction away from the rotating shaft mechanism 3, and when the third connecting rod 3024 moves away from the keyboard
- the rotating shaft connecting member 2014 is driven to move in a direction toward the rotating shaft mechanism 3 .
- the third connecting rod 3024 when the third connecting rod 3024 slides in the direction toward the keyboard body 201, it can drive the rotating shaft connector 2014 to move in the direction toward the rotating shaft mechanism 3, and when the third connecting rod 3024 slides in the direction away from the keyboard body 201, it can drive The shaft connecting member 2014 moves in a direction away from the shaft mechanism 3 .
- the keys on the keyboard body 201 are in a raised state; and when the keyboard assembly is in a closed state, the keys on the keyboard body 201 are lowered.
- the specific setting manner of the keyboard body can refer to the above-mentioned embodiments, which will not be repeated here.
- the structure including the supporting part 202 and the rotating shaft mechanism 3 mentioned in any of the above embodiments can be defined as a supporting assembly.
- the support assembly can use the specific structure of the keyboard assembly 2 introduced in the above-mentioned embodiments to realize the rotation of the first support plate 2021 to drive the third support plate 2023 to slide in the direction toward or away from the rotating shaft mechanism 3, it can also be used without In the case of setting depending on the structure of the above-mentioned keyboard assembly 2, when the first supporting plate 2021 rotates around the rotating shaft mechanism 3, it can drive the third supporting plate 2023 to slide in a direction toward or away from the rotating shaft mechanism 3, so that the A stable support structure is formed among the first support plate 2021 , the second support plate and the third support plate 2023 .
- the support assembly can be used in an electronic device, and the electronic device can also include a host 1, and the host 1 can be, for example, the tablet computer in the foregoing embodiments.
- the host 1 can be fixed on the first support plate 2021 , and the host 1 can move along the set track along with the first support plate 2021 .
- the first support plate 2021 moves and drives the third support plate 2023 to slide toward or away from the rotating shaft mechanism 3 , there can be formed between the first support plate 2021 , the second support plate and the third support plate 2023 .
- the triangular support structure surrounding the rotating shaft mechanism 3 can help improve the support stability of the support part 202 for the host 1, thereby improving the structural reliability of the electronic device.
- the structure including the protection mechanism 3042 and the motor mentioned in any of the above embodiments may be defined as a motor assembly. Except that the motor assembly can realize its protection for the motor by relying on the specific structure of the keyboard assembly 2 introduced in the above-mentioned embodiment, it can also be set as the motor without depending on the structure of the keyboard assembly 2 described above.
- the adapter 30424 Drive the rotating center piece to rotate, and when the torque acting on the adapter 30424 is less than the connecting force between the adapter 30424 and the rotating center, the adapter 30424 is connected to the motor connector, and the adapter 30424 rotates with the rotating center , and the adapter 30424 drives the first gear to rotate around the first axis; the rotational torque of the first gear is transmitted to the second shaft assembly. And when the torque acting on the second rotating shaft assembly is transmitted to the adapter 30424 through the first gear, and the torque acting on the adapter 30424 is greater than the connection force between the adapter 30424 and the rotating center piece, the adapter Piece 30424 is disconnected from the motor connector. In order to achieve the protection of the motor.
- the electronic device When the motor assembly is applied to an electronic device, the electronic device may be other possible foldable electronic devices besides a 2-in-1 product.
- the electronic device only needs to include two parts that can rotate relative to a rotating shaft mechanism 3 in any form.
- the electronic device may include a first housing and a second housing, and the motor assembly may be used to drive the two housings relative to a rotating shaft mechanism 3, so as to realize the electric opening and closing of the electronic equipment, thereby simplifying the opening and closing of the user
- the operation steps of the electronic device are beneficial to improve the user experience.
- the motor component can protect the motor in scenarios such as human intervention in the electric opening and closing of the electronic equipment, thereby realizing a safe and reliable automatic opening and closing function of the electronic equipment and prolonging its service life.
- the hinge connector 2014 of the keyboard main body 201 mentioned in any of the above-mentioned embodiments of the present application can be connected with the hinge mechanism provided in the above-mentioned implementation of the present application, and any other possible hinge mechanism can also be used, as long as it can be moved in the rotation mechanism. During the process, it is only necessary to drive the connecting member of the rotating shaft to move toward or away from the rotating shaft mechanism.
- the keyboard main body 201 provided in the present application can be used in electronic devices such as notebook computers in addition to the above-mentioned keyboard assembly 2 . These electronic devices may also include a display screen in addition to the keyboard body 201 , and the display screen and the keyboard body 201 are rotatably connected through the rotating shaft mechanism 3 . Then, when the electronic device is unfolded, the key 2012 can move to a set stroke in a direction exposed to the key groove, so as to meet the user's use requirement of tapping the key 2012 to input.
- the key 2012 can be moved towards the key groove, so that the part of the key 2012 exposed in the key groove is smaller, so that the size of the entire keyboard body 201 in the thickness direction is smaller, so as to facilitate the realization of The thin design of the keyboard main body 201 can realize the thin design of the electronic device in this state.
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Abstract
Description
Claims (30)
- 一种支撑组件,其特征在于,包括转轴机构和支撑部,其中:所述转轴机构包括转动组件,所述转动组件包括第一固定件、第二固定件、连接件和连杆组件;所述第一固定件和所述第二固定件间隔设置,且所述第一固定件和所述第二固定件位于所述连接件的同侧;所述第一固定件的朝向所述第二固定件的端面设置有第一滑槽,所述第二固定件的朝向所述第一固定件的端面设置有第二滑槽;所述连接件与所述连杆组件转动连接,且所述连杆组件可沿所述第一滑槽和所述第二滑槽滑动;所述支撑部包括围绕所述转轴机构设置的第一支撑板、第二支撑板和第三支撑板,所述第一支撑板的一端与所述连接件固定连接;所述第二支撑板位于所述第一支撑板和所述第三支撑板之间,且所述第二支撑板与所述第一支撑板和所述第三支撑板转动连接;所述第一支撑板绕所述转轴机构转动时,所述连杆组件沿所述第一滑槽和所述第二滑槽滑动,且所述连接件绕所述连杆组件转动,所述第三支撑板沿朝向或背离所述转轴机构的方向滑动。
- 如权利要求1所述的支撑组件,其特征在于,所述转动组件还包括主轴,所述主轴穿设于所述第一固定件、所述连杆组件和所述第二固定件,所述主轴与所述第一固定件和所述第二固定件转动连接;所述主轴转动,带动所述连杆组件沿所述第一滑槽和所述第二滑槽滑动。
- 如权利要求2所述的支撑组件,其特征在于,所述转轴机构还包括凸轮和辅助支撑机构;在沿所述主轴的径向方向上,所述凸轮与所述主轴相对固定,所述凸轮的表面设置有凸轮滑槽;所述辅助支撑机构的一端容置于所述凸轮滑槽,另一端与所述第三支撑板连接;所述主轴转动,所述辅助支撑机构的一端沿所述凸轮滑槽滑动,以带动所述第三支撑板沿朝向或背离所述转轴机构的方向滑动。
- 如权利要求3所述的支撑组件,其特征在于,所述转轴机构包括两个所述转动组件,两个所述转动组件间隔设置,且对应每个所述转动组件设置有一个所述凸轮;所述辅助支撑机构位于两个所述转动组件之间,所述辅助支撑机构包括第一支撑杆和第二支撑杆,所述第一支撑杆和所述第二支撑杆交叉设置,且所述第一支撑杆和所述第二支撑杆的中间部位相铰接;所述第一支撑杆的一端容置于一个所述凸轮滑槽,另一端与所述第三支撑板相铰接;所述第二支撑杆的一端容置于另一个所述凸轮滑槽,另一端与所述第三支撑板相铰接。
- 如权利要求1~4任一项所述的支撑组件,其特征在于,所述支撑组件还包括键盘主体,所述支撑部与所述键盘主体通过所述转轴机构转动连接;所述键盘主体设置有容纳腔,所述第三支撑板的至少部分容置于所述容纳腔,且所述第三支撑板可在所述容纳腔内滑动。
- 如权利要求5所述的支撑组件,其特征在于,所述第三支撑板包括固定连接的弧形板段和直板段,所述弧形板段位于所述第二支撑板和所述直板段之间,所述第二支撑板与所述弧形板段转动连接,且所述弧形板段可包覆所述转轴机构;所述直板段的至少部分容置于所述容纳腔。
- 如权利要求5或6所述的支撑组件,其特征在于,所述支撑组件还包括主机支撑件,所述主机支撑件与所述连接件固定连接;所述主机支撑件位于所述第一支撑板的朝向所述 键盘主体的一侧,且所述主机支撑件与所述第一支撑板的朝向所述连接件的端部固定连接。
- 如权利要求2~7任一项所述的支撑组件,其特征在于,所述连杆组件包括第一连杆和第二连杆,所述第一连杆位于所述连接件和所述第二连杆之间;所述第二连杆位于所述第一固定件和所述第二固定件之间,所述主轴穿设于所述第二连杆;在所述主轴的径向方向上,所述主轴与所述第二连杆相对固定;所述第一连杆的一端与所述连接件转动连接,另一端与所述第二连杆转动连接;所述第一连杆与所述第二连杆转动连接的转轴的一端位于所述第一滑槽,另一端位于所述第二滑槽。
- 如权利要求8所述的支撑组件,其特征在于,所述连接件包括本体部,所述本体部具有相背设置的第一边和第二边,所述第一边设置有第一安装部、第二安装部和第三安装部,所述第一安装部和所述第二安装部间隔设置;所述本体部包括相背设置的第一面和第二面,所述第一安装部和所述第二安装部向背离所述第二面的方向延伸;所述第三安装部位于所述第二面,且所述第三安装部自所述第一边向所述第二边的方向延伸;所述转动组件还包括中间连杆,所述中间连杆为两个,一个所述中间连杆的一端与所述第一安装部转动连接,另一端与所述第一固定件转动连接;另一个所述中间连接的一端与所述第二安装部转动连接,另一端与所述第二固定件转动连接;所述第一连杆的朝向所述连接件的一端与所述第三安装部的背离所述第一边的端部转动连接。
- 如权利要求9所述的支撑组件,其特征在于,所述第一支撑板与所述连接件的所述第一面固定连接。
- 如权利要求2~10任一项所述的支撑组件,其特征在于,所述转动组件还包括第一弹性件,所述第一弹性件设置于所述第一固定件的背离所述第二固定件的一侧;所述第一弹性件沿所述主轴的轴向产生的弹性作用力作用于所述第一固定件。
- 如权利要求11所述的支撑组件,其特征在于,所述转动组件还包括第一挤压结构,所述第一挤压结构位于所述第一固定件与所述第一弹性件之间;所述第一挤压结构套设于所述主轴,在沿主轴的径向方向上,所述第一挤压结构与所述主轴相对固定;所述第一挤压结构随所述主轴转动时,所述第一弹性件的形变量改变。
- 如权利要求12所述的支撑组件,其特征在于,所述第一弹性件将所述第一挤压结构压向所述第一固定件;所述第一挤压结构的朝向所述第一固定件的端面设置有第一凹槽,所述第一固定件的朝向所述第一挤压结构的端面设置有第一凸起。
- 如权利要求12所述的支撑组件,其特征在于,所述转动组件还包括第二挤压结构,所述第二挤压结构位于所述第一挤压结构与所述第一固定件之间,所述第二挤压结构套设于所述主轴,所述主轴与所述第二挤压结构转动连接;所述第一弹性件将所述第一挤压结构压向所述第二挤压结构;所述第一挤压结构的朝向第一固定件的端面设置有第一凹槽,所述第二挤压结构的朝向所述第一挤压结构的端面设置有第一凸起。
- 如权利要求8~14任一项所述的支撑组件,其特征在于,所述转动组件还包括第二弹性件,所述第二弹性件设置于所述第二固定件的背离所述第一固定件的一侧;或,所述第二连杆设置有挖空区,所述第二弹性件设置于所述挖空区;所述第二弹性件套设于所述主轴,所述第二弹性件的一端与所述主轴固定连接,另一端与所述第二固定件固定连接;所述主轴转动,所述第二弹性件产生绕所述主轴的轴线方向的弹性作用力。
- 如权利要求5~15任一项所述的支撑组件,其特征在于,所述支撑部与所述键盘主体通过所述转轴组件转动连接;所述键盘主体包括转轴连接件、边框组件和按键,所述转轴机构运动带动所述转轴连接件沿朝向或背离所述转轴机构的方向运动;所述按键为并列设置的多排,每排所述按键包括多个所述按键,所述按键容置于所述键盘主体上的按键槽位;所述边框组件包括第一边框、第二边框和横杆,所述第一边框和所述第二边框相对设置,所述第一边框和所述第二边框与所述转轴连接件固定连接;多排所述按键位于所述第一边框和所述第二边框之间,且每排所述按键沿所述第一边框到所述第二边框的方向排列;每排所述按键对应设置一个所述横杆,所述第一边框和所述第二边框随所述转轴连接件沿朝向或背离所述转轴机构的方向运动,带动所述横杆沿每排所述按键的排列方向运动;所述按键随所述横杆的运动向所述按键槽内运动,或者向露出于所述按键槽的方向运动。
- 如权利要求16所述的支撑组件,其特征在于,所述转动组件还包括第三连杆,所述第三连杆与所述第二固定件滑动连接;随所述主轴的转动,所述第三连杆沿靠近或者背离所述键盘主体的方向滑动;所述转轴连接件与所述第三连杆固定连接。
- 如权利要求17所述的支撑组件,其特征在于,所述第二固定件设置有滑轨,所述第三连杆可沿所述滑轨滑动;所述转动组件还包括第四连杆,所述第四连杆与所述第二固定件固定连接,且将所述第三连杆限位于所述滑轨内。
- 一种电子设备,其特征在于,包括主机以及如权利要求1~18任一项所述的支撑组件,其中:所述主机与所述支撑组件中的第一支撑板可拆卸连接。
- 一种保护机构,其特征在于,所述保护机构包括固定架、第一转轴组件、第二转轴组件、第一转接件和电机连接件,其中:所述固定架包括第一固定板和第二固定板,所述第一固定板和所述第二固定板相对设置,以在所述第一固定板和所述第二固定板之间形成安装空间;所述第一转轴组件位于所述安装空间,所述第一转轴组件包括第一轴和第一齿轮件,所述第一轴的一端固定于所述第一固定板,另一端固定于所述第二固定板;所述第一齿轮件套设于所述第一轴,所述第一齿轮件可绕所述第一轴转动;所述第二转轴组件位于所述安装空间,所述第二转轴组件包括第二轴和第二齿轮件,所述第二轴的一端固定于所述第一固定板,另一端朝向所述第二固定板延伸;所述第二齿轮件套设于所述第二轴,且所述第二齿轮件可绕所述第二轴转动;所述第一转接件位于所述第二齿轮件与所述第二固定板之间,且所述第一转接件套设于所述第二轴;所述电机连接件的至少部分位于所述第一转接件的背离所述第一固定板的一侧,所述电机连接件包括转动中心件,所述第二轴的朝向所述第二固定板的端部插设于所述转动中心件,且所述转动中心件的背离所述第一转接件的一端贯穿于所述第二固定板;所述转动中心件用于与电机连接;当所述转动中心件被所述电机带动转动,且作用于所述第一转接件的扭矩小于所述第一转接件与所述转动中心件之间的连接力时,所述第一转接件与所述电机连接件连接,所述第一转接件随所述转动中心件转动,且所述第一转接件带动所述第一齿轮件绕所述第一轴转动;所述第一齿轮件转动的扭矩传递给所述第二转轴组件;当作用于所述第二转轴组件的扭矩通过所述第一齿轮件传递给所述第一转接件,且作 用于所述第一转接件的扭矩大于所述第一转接件与所述转动中心件之间的连接力时,所述第一转接件与所述电机连接件的连接断开。
- 如权利要求20所述的保护机构,其特征在于,在沿所述第一固定板到所述第二固定板的方向上,所述第一齿轮件包括第一齿轮结构和第二齿轮结构,且所述第一齿轮结构和所述第二齿轮结构间隔设置;所述第二齿轮件包括第三齿轮结构,所述第三齿轮结构可与所述第一齿轮结构相啮合;所述第一转接件包括第四齿轮结构,所述第四齿轮结构与所述第二齿轮结构相啮合;当所述第一转接件带动所述第一齿轮件绕所述第一轴转动时,所述第一齿轮件沿所述第一固定板到所述第二固定板的方向滑动,以使所述第三齿轮结构与所述第一齿轮结构相脱离。
- 如权利要求20或21所述的保护机构,其特征在于,所述第一转接件开设有容置腔,所述容置腔的开口朝向所述电机连接件,所述转动中心件插设于所述容置腔;所述第一转接件还设置有第一弹性件和滚动件,所述第一弹性件和所述滚动件容置于所述容置腔;所述第一弹性件的一端与所述转动中心件相抵接,另一端将所述滚动件压向所述容置腔的底壁。
- 如权利要求22所述的保护机构,其特征在于,所述容置腔的底壁设置有凹槽;所述滚动件容置于所述凹槽时,所述第一转接件与所述转动中心件连接,且所述第一转接件可随所述转动中心件转动;所述滚动件脱离所述凹槽时,所述第一转接件与所述转动中心件的连接断开。
- 如权利要求20~23任一项所述的保护机构,其特征在于,所述第二齿轮件的朝向所述第一固定板的端部还设置有第一止位部,所述第一止位部设置有缺口;所述第二转轴组件还包括固定销和滑动销,所述固定销和所述滑动销位于所述第二齿轮件的朝向所述第一固定板的一侧;所述固定销套设于所述第二轴,且所述固定销与所述第二轴转动连接;所述滑动销设置于所述固定销与所述第一止位部之间,所述滑动销的朝向所述固定销的一端与所述固定销滑动连接,所述滑动销背离所述固定销的一端设置有第二止位部;所述第二止位部可插设于所述缺口。
- 如权利要求24所述的保护机构,其特征在于,所述第一齿轮件还设置有导向槽结构,所述导向槽结构位于所述第一齿轮结构和所述第一固定板之间,所述导向槽结构设置有导向槽;所述固定销设置有导向结构,所述导向结构插接于所述导向槽;所述固定销转动带动所述导向结构在所述导向槽内滑动,以带动所述第一齿轮件沿所述第一轴的轴向滑动;所述滑动销随所述第一齿轮件滑动而滑动,且所述滑动销与所述第一齿轮件的滑动方向相反。
- 如权利要求20~25任一项所述的保护机构,其特征在于,所述第一转轴组件还包括助力机构,所述助力机构的一端与所述第一齿轮件固定连接,另一端与所述第一轴固定连接;所述助力机构用于为所述第一齿轮件沿所述第一轴的滑动提供助力。
- 一种电机组件,其特征在于,包括电机以及如权利要求20~26任一项所述的保护机构。
- 一种电子设备,其特征在于,包括第一壳体、第二壳体、转动组件以及如权利要求27所述的电机组件,其中:所述第一壳体和所述第二壳体位于所述转动组件的两侧,且所述电机转动可带动所述第一壳体和所述第二壳体相对所述转动组件转动。
- 如权利要求28所述的电子设备,其特征在于,所述转动组件位于所述第一固定板的背离所述第二固定板的一侧;且所述转动组件与所述第二转轴组件同步转动。
- 如权利要求29所述的电子设备,其特征在于,所述电子设备还包括第二转接件,所述第二转接件位于所述第一固定板和所述转动组件之间,所述转动组件通过所述第二转接件与所述第二转轴组件传动连接。
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