CN115016601A - Rotating shaft device and electronic equipment - Google Patents
Rotating shaft device and electronic equipment Download PDFInfo
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- CN115016601A CN115016601A CN202210498365.6A CN202210498365A CN115016601A CN 115016601 A CN115016601 A CN 115016601A CN 202210498365 A CN202210498365 A CN 202210498365A CN 115016601 A CN115016601 A CN 115016601A
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- Prior art keywords
- rotating shaft
- central
- assembly
- rotating
- pivot
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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
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/10—Arrangements for locking
- F16C11/103—Arrangements for locking frictionally clamped
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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
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1675—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts
- G06F1/1681—Details related solely to hinges
Abstract
The embodiment of the application provides a rotating shaft device and electronic equipment. The first rotating assembly is connected with a first body of the electronic device. The second rotating assembly is connected with a second body of the electronic device. First runner assembly and second runner assembly pin joint respectively in the relative both sides of center pivot, first runner assembly has the first binding face of the first lateral wall of laminating center pivot, and the second runner assembly has the second binding face of the second lateral wall of laminating center pivot, and first binding face and second binding face are the cambered surface, and first runner assembly and/or the second runner assembly is relative center pivot rotation in-process, first runner assembly and/or the second runner assembly with the arc is personally submitted to the periphery that center pivot formed.
Description
The present application is a divisional application of the chinese patent application having the application number of 202010617917.1, the application date of 2020, 06 and 30, and the title of the invention "a hinge device and an electronic device".
Technical Field
The present application relates to the field of electronic device rotation structures, and in particular, to a rotation shaft device and an electronic device.
Background
The hinge is a common structure for rotating two components in many electronic devices, for example, a first body and a second body of a notebook computer are usually connected by a hinge assembly. However, in the prior art, the electronic device needs to provide a large rotation space for the rotation shaft assembly, so that the rotation shaft assembly can rotate flexibly, which causes the rotation shaft assembly to occupy a large structural design space, which is not beneficial to the lightening and thinning of the product, and the rotation shaft assembly has a complex structure and a high manufacturing cost.
Disclosure of Invention
To the above-mentioned technical problem that exists among the prior art, this application provides a pivot mechanism and electronic equipment, and it has reduced the shared space of pivot mechanism effectively through the first runner assembly and the central pivot of laminating mutually and the second runner assembly and the central pivot of laminating mutually, has reduced manufacturing cost.
The embodiment of the application provides a rotating shaft device, is applied to electronic equipment, includes:
the first rotating assembly is connected with the first body of the electronic equipment;
the second rotating assembly is connected with the second body of the electronic equipment;
the central pivot, first runner assembly with the second runner assembly pin joint respectively in the relative both sides of central pivot, first runner assembly has the laminating the first binding face of the first lateral wall of central pivot, the second runner assembly has the laminating the second binding face of the second lateral wall of central pivot, first binding face with the second binding face is the cambered surface, and first runner assembly and/or the second runner assembly is relative the central pivot rotates the in-process, first runner assembly and/or the second runner assembly with the arc is personally submitted to the periphery that central pivot formed.
In some embodiments, the first rotating assembly includes a first rotating shaft and a second rotating shaft which are nested, the first rotating shaft is connected with the first body, the second rotating shaft is pivoted to the central rotating shaft, the pivoting position of the first rotating shaft and the second rotating shaft is relatively close to the first end of the central rotating shaft, and the central rotating shaft is provided with a first stroke cavity for limiting the rotating range of the second rotating shaft;
the first rotating shaft, the second rotating shaft and the central rotating shaft are sequentially laminated and arranged, the second rotating shaft is provided with the first laminating surface, so that the first rotating assembly is opposite to the central rotating shaft when rotating, and the first rotating shaft, the second rotating shaft and the central rotating shaft can keep stable laminating relation.
In some embodiments, the first shaft has a first link passing through the second shaft, the second shaft having a second travel chamber defining a first link rotation range;
the central rotating shaft is provided with a first friction surface, and the extending end of the first connecting rod is provided with a first friction part which is in sliding connection with the first friction surface, so that the friction force generated by the relative motion between the first friction part and the first friction surface is utilized to provide torque for the rotating shaft device.
In some embodiments, the first friction portion is disposed relatively close to the second end of the central rotating shaft;
the section of the first friction part is circular, the surface of the first rotating shaft, which is attached to the second rotating shaft, is a first cambered surface, and the circle center of a circle formed by the first cambered surface and the circle center of a circle formed by the section of the first friction part are concentric circles.
In some embodiments, the first rotating assembly further comprises a first locking member embedded in the first rotating shaft and the second rotating shaft and located on the same side of the first rotating shaft and the second rotating shaft, and the first locking member is used for defining the relative position relationship of the first rotating shaft and the second rotating shaft;
the second rotating shaft is provided with a third stroke cavity which enables the first locking piece to rotate, so that the first rotating shaft and the second rotating shaft can rotate relatively.
In some embodiments, the second rotating assembly includes a third rotating shaft and a fourth rotating shaft that are nested, the third rotating shaft is connected to the second body, the fourth rotating shaft is pivoted to the central rotating shaft, and the pivot joint of the third rotating shaft and the fourth rotating shaft is relatively close to the second end of the central rotating shaft, and the central rotating shaft is provided with a fourth stroke cavity for limiting the rotating range of the fourth rotating shaft;
the third pivot the fourth pivot and the setting of laminating in proper order of center pivot, the fourth pivot has the second binding face, with the second runner assembly is relative when the center pivot rotates, the third pivot the fourth pivot with the laminating relation that the center pivot can remain stable.
In some embodiments, the third shaft has a second link passing through the fourth shaft, and the fourth shaft has a fifth travel cavity for defining a rotation interval of the second link;
the central rotating shaft is provided with a second friction surface, and the extending end of the second connecting rod is provided with a second friction part which is in sliding butt joint with the second friction surface, so that the friction force generated by the relative motion between the second friction part and the second friction surface is utilized to provide torsion for the rotating shaft device.
In some embodiments, the second friction portion is disposed relatively close to the first end of the central rotating shaft;
the section of the second friction part is circular, the surface of the third rotating shaft, which is attached to the fourth rotating shaft, is a second cambered surface, and the circle center of the circle formed by the second cambered surface and the circle center of the circle formed by the section of the second friction part are concentric circles.
In some embodiments, the second rotating assembly further includes a second locking member embedded in and located on the same side of the third rotating shaft and the fourth rotating shaft, and the second locking member is configured to define a relative position relationship between the third rotating shaft and the fourth rotating shaft;
the fourth rotating shaft is provided with a sixth stroke cavity which enables the second locking piece to rotate, so that the third rotating shaft and the fourth rotating shaft can rotate relatively.
The embodiment of the application also provides electronic equipment which comprises at least one rotating shaft device.
Compared with the prior art, the beneficial effects of the embodiment of the application lie in that: this application is through the first binding face of the first lateral wall of laminating center pivot on the first runner assembly to and the second binding face of the second lateral wall of laminating center pivot on the second runner assembly, that is, the nested setting in proper order of first runner assembly, center pivot and second runner assembly, when making first runner assembly and/or the relative center pivot of second runner assembly rotate, first binding face can remain throughout with the laminating relation of first lateral wall, and/or the second binding face can remain throughout with the laminating relation of second lateral wall, thereby make the compact structure of pivot device, reduce the setting space of pivot device in electronic equipment effectively, be favorable to the frivolous design of product. And first runner assembly and/or the second runner assembly is relative the center pivot rotates the in-process, first runner assembly and/or the second runner assembly with the periphery that the center pivot formed is the arc, so the design not only can improve the relative rotation smoothness between the three, can also optimize product appearance, does benefit to the product popularization.
Drawings
In the drawings, which are not necessarily drawn to scale, like reference numerals may describe similar components in different views. Like reference numerals having alphabetic suffixes or different alphabetic suffixes may represent different instances of similar components. The drawings illustrate various embodiments generally by way of example and not by way of limitation, and together with the description and claims serve to explain the disclosed embodiments. The same reference numbers will be used throughout the drawings to refer to the same or like parts, where appropriate. Such embodiments are illustrative, and are not intended to be exhaustive or exclusive embodiments of the present apparatus or method.
Fig. 1 is a schematic view of a first structure of a rotating shaft device according to an embodiment of the present application, wherein an included angle between a first rotating assembly and a second rotating assembly is 0 degree;
fig. 2 is a second structural schematic diagram of the rotating shaft device according to the embodiment of the present application, wherein an included angle between the first rotating assembly and the second rotating assembly is 180 degrees;
FIG. 3 is a first cross-sectional view of a spindle assembly according to an embodiment of the present disclosure, wherein an included angle between the first rotating member and the second rotating member is 0 degrees;
FIG. 4 is a second cross-sectional view of a spindle assembly according to an embodiment of the present disclosure, wherein an included angle between the first rotating component and the second rotating component is 45 degrees;
FIG. 5 is a third cross-sectional view of a spindle assembly according to an embodiment of the present disclosure, wherein an included angle between the first rotating component and the second rotating component is 135 degrees;
FIG. 6 is a fourth cross-sectional view of a rotating shaft assembly according to an embodiment of the present application, wherein an included angle between the first rotating assembly and the second rotating assembly is 180 degrees;
fig. 7 is an exploded view of a rotating shaft device according to an embodiment of the present application.
The members denoted by reference numerals in the drawings:
1-a first rotating assembly; 11-a first mating face; 12-a first locking member; 2-a second rotating assembly; 21-a second adhesive surface; 22-a second lock; 3-a central rotating shaft; 31-a first side wall; 32-a second side wall; 33-a first friction face; 34-a second friction face; 35-a first stroke chamber; 36-a fourth stroke chamber; 4-a first rotating shaft; 41-a first link; 42-a first friction portion; 43-first cambered surface; 5-a second rotating shaft; 51-a second stroke chamber; 52-third stroke chamber; 6-a third rotating shaft; 61-a second link; 62-a second friction portion; 63-a second arc surface; 7-a fourth rotating shaft; 71-fifth stroke chamber; 72-sixth Stroke Chamber.
Detailed Description
In order to make the technical solutions of the present application better understood, the present application is described in detail below with reference to the accompanying drawings and the detailed description. The embodiments of the present application will be described in further detail below with reference to the drawings and specific embodiments, but the present application is not limited thereto.
As used in this application, the terms "first," "second," and the like do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element preceding the word covers the element listed after the word, and does not exclude the possibility that other elements are also covered. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
In the present application, when a specific device is described as being located between a first device and a second device, there may or may not be intervening devices between the specific device and the first device or the second device. When a particular device is described as being coupled to other devices, that particular device may be directly coupled to the other devices without intervening devices or may be directly coupled to the other devices with intervening devices.
All terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless specifically defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
The embodiment of the application provides a rotating shaft device applied to an electronic device, and as shown in fig. 1 and fig. 2, the rotating shaft device includes a first rotating assembly 1, and a second rotating assembly 2. The first rotating assembly 1 is connected with a first body of the electronic device. The second rotating assembly 2 is connected with a second body of the electronic device. First rotating assembly 1 and second rotating assembly 2 pin joint in the relative both sides of central pivot 3 respectively, first rotating assembly 1 has the first binding face 11 of the first lateral wall 31 of laminating central pivot 3, and second rotating assembly 2 has the second binding face 21 of the second lateral wall 32 of laminating central pivot 3, and first binding face 11 and second binding face 21 are the cambered surface, and first rotating assembly and/or the second rotating assembly is relative the central pivot rotates the in-process, first rotating assembly 1 and/or second rotating assembly 2 with the arc is personally submitted to the periphery that central pivot 3 formed. Specifically, as shown in the accompanying drawings, fig. 1 shows that the outer circumferential surface formed by the first rotating assembly 1 and/or the second rotating assembly 2 and the central rotating shaft 3 is arc-shaped; fig. 3 to 5 show schematic structural diagrams in which the included angles between the first rotating assembly 1 and the second rotating assembly 2 are respectively 0 degree, 45 degrees and 135 degrees, and fig. 4 to 5 show that the outer peripheral surfaces formed by the first rotating assembly 1 and/or the second rotating assembly 2 and the central rotating shaft 3 are kept in an arc shape, that is, the outer peripheral surfaces formed by the first rotating assembly 1 and/or the second rotating assembly 2 and the central rotating shaft 3 are both in an arc shape in the rotating process of the first rotating assembly 1 and the second rotating assembly 2. Fig. 2 and fig. 6 show a schematic structural diagram in which an included angle between the first rotating component 1 and the second rotating component 2 is 180 degrees, and an outer peripheral surface formed by the first rotating component 1 and/or the second rotating component 2 and the central rotating shaft 3 changes from an arc surface to an approximate plane at the end of a rotating process. The design can not only improve the relative rotation smoothness between the three, but also optimize the product appearance and facilitate the product popularization.
Further, when the first rotating member 1 and/or the second rotating member 2 rotate relative to the central rotating shaft 3, the first abutting surface 11 maintains an abutting relation with the first sidewall 31, and/or the second abutting surface 21 maintains an abutting relation with the second sidewall 32.
It can be understood that the electronic device may be a notebook computer, the first body may be a display end of the notebook computer, the second body may be a system end of the notebook computer, or other electronic devices having the first body and the second body, and the first body and the second body of the electronic device may be rotatably connected through a rotating shaft device, which is not limited in this application.
It can be understood that the first rotating component 1 and the second rotating component 2 are rotatably connected by the central rotating shaft 3, and the first abutting surface 11 of the first rotating component 1 abuts against the first sidewall 31 of the central rotating shaft 3, and the second abutting surface 21 of the second rotating component 2 abuts against the second sidewall 32 of the central rotating shaft 3, wherein the first sidewall 31 and the second sidewall 32 can be two opposite sidewalls of the central rotating shaft 3. As shown in fig. 2, the first rotating assembly 1, the central rotating shaft 3, and the second rotating assembly 2 are sequentially nested, and in the process that the first rotating assembly 1 and the second rotating assembly 2 rotate relative to the central rotating shaft 3, the first attaching surface 11 and/or the second attaching surface 21 can always maintain an attaching relationship with the central rotating shaft 3, so that the rotating shaft device has a compact structure and is stable in transmission.
Further, with reference to fig. 3 to fig. 6, fig. 3 is a schematic structural diagram of a rotating shaft device when an included angle between a first body and a second body of an electronic device of the embodiment of the present application is 0 degree, fig. 4 is a schematic structural diagram of a rotating shaft device when an included angle between a first body and a second body of an electronic device of the embodiment of the present application is 45 degrees, fig. 5 is a schematic structural diagram of a rotating shaft device when an included angle between a first body and a second body of an electronic device of the embodiment of the present application is 135 degrees, fig. 6 is a schematic structural diagram of a rotating shaft device when an included angle between a first body and a second body of an electronic device of the embodiment of the present application is 180 degrees, it can be seen that, during a process of rotating a first rotating component 1 relative to a second rotating component 2, a first attaching surface 11 on the first rotating component 1 is always in a stable attaching relationship with a central rotating shaft 3, a second attaching surface 21 on the second rotating component 2 is always in a stable attaching relationship with a central rotating shaft 3, so that the first body connected to the first rotating assembly 1 and the second body connected to the second rotating assembly 2 can be maintained in a stable rotating relationship.
It can be understood that, in order to enable the first body and the second body connected to the rotating shaft device to rotate relatively uniformly and stably, the angle range in which the first rotating assembly 1 can rotate relative to the central rotating shaft 3 is 0 to 90 degrees, and the angle range in which the second rotating assembly 2 can also rotate relative to the central rotating shaft 3 is 0 to 90 degrees, so as to achieve the purpose of relatively stably rotating the first body and the second body.
It can be understood that, first rotating assembly 1 and second rotating assembly 2 pin joint in the relative both sides of central pivot 3 respectively, first rotating assembly 1 can produce the frictional force that is favorable to electronic equipment to keep certain angle that opens and shuts with the pin joint department of central pivot 3, and is same, second rotating assembly 2 also can produce the frictional force that is favorable to electronic equipment to keep certain angle that opens and shuts with the pin joint department of central pivot 3, make electronic equipment's first body and second body can keep certain angle that opens and shuts through the frictional force of above-mentioned two pin joints department, so that the user uses this electronic equipment.
According to the application, the first binding surface 11 of the first side wall 31 of the central rotating shaft 3 is bound on the first rotating assembly 1, and the second binding surface 21 of the second side wall 32 of the central rotating shaft 3 is bound on the second rotating assembly 2, namely, the first rotating assembly 1, the central rotating shaft 3 and the second rotating assembly 2 are sequentially nested, so that when the first rotating assembly 1 and/or the second rotating assembly 2 rotate relative to the central rotating shaft 3, the first binding surface 11 can always keep the binding relation with the first side wall 31, and/or the second binding surface 21 can always keep the binding relation with the second side wall 32, so that the structure of the rotating shaft device is compact, the setting space of the rotating shaft device in electronic equipment is effectively reduced, and when the electronic equipment is electronic products such as a notebook computer, the light and thin design of the product can be facilitated.
In some embodiments, the first rotating assembly 1 includes a first rotating shaft 4 and a second rotating shaft 5 (as shown in fig. 3 to 6) nested in each other, the first rotating shaft 4 is connected to the first body, the second rotating shaft 5 is pivoted to the central rotating shaft 3, and the pivoting position of the first rotating shaft 4 and the second rotating shaft 5 is relatively close to the first end of the central rotating shaft 3, the central rotating shaft 3 has a first stroke cavity 35 for defining the rotating interval of the second rotating shaft 5, as shown in fig. 3, the second rotating shaft 5 extends into the central rotating shaft 3 to pivot with the central rotating shaft 3, and the rotating interval of the second rotating shaft 5 is defined by the first stroke cavity 35 of the central rotating shaft 3, so that the second rotating shaft 5 rotates at a certain angle relative to the central rotating shaft 3, preferably, when the rotating angle of the first rotating assembly 1 relative to the central rotating shaft 3 ranges from 0 to 90 degrees, the rotating angle of the second rotating shaft 5 relative to the central rotating shaft 3 ranges from 0 to 45 degrees, the angle range of the first rotating shaft 4 rotating relative to the second rotating shaft 5 is 0 to 45 degrees, so that the first body connected with the first rotating shaft 4 can rotate relative to the second rotating shaft through the rotating shaft device by 0 to 90 degrees, and the purpose of enabling the first body and the second body to rotate stably through the rotating shaft device is achieved.
Further, the first rotating shaft 4, the second rotating shaft 5 and the central rotating shaft 3 are sequentially attached to each other (as shown in fig. 3), and the second rotating shaft 5 has a first attachment surface 11 (as shown in fig. 7), so that when the first rotating assembly 1 rotates relative to the central rotating shaft 3, the first rotating shaft 4, the second rotating shaft 5 and the central rotating shaft 3 can keep a stable attachment relationship. It can be understood that the first abutting surface 11 is disposed on the second rotating shaft 5 of the first rotating assembly 1, that is, during the rotation of the second rotating shaft 5 relative to the central rotating shaft 3, the first abutting surface 11 of the second rotating shaft 5 is always in a stable abutting relationship with the first sidewall 31 of the central rotating shaft 3 (as shown in fig. 3 to 6), so that the rotating shaft device is structurally stable and can rotate smoothly.
In some embodiments, the first rotating shaft 4 has a first connecting rod 41 passing through the second rotating shaft 5, as shown in fig. 7, the second rotating shaft 5 has a second stroke cavity 51 for defining a rotation interval of the first connecting rod 41, the first connecting rod 41 on the first rotating shaft 4 passes through the second rotating shaft 5, and an angle that the first rotating shaft 4 can rotate relative to the second rotating shaft 5 is defined by the second stroke cavity 51 on the second rotating shaft 5, and preferably, in order to enable the structures included in the rotating shaft device to rotate uniformly and stably relative to each other, the angle that the first rotating shaft 4 can rotate relative to the second rotating shaft 5 is defined by the second stroke cavity 51 to be 0 to 45 degrees.
Further, the central rotating shaft 3 has a first friction surface 33 (as shown in fig. 7), and the protruding end of the first link 41 is provided with a first friction portion 42 slidably contacting with the first friction surface 33, so as to provide a torsion force for the rotating shaft device by a friction force generated by the relative movement between the first friction portion 42 and the first friction surface 33. It can be understood that, during the process of rotating the first rotating shaft 4 relative to the central rotating shaft 3, the first friction portion 42 on the first rotating shaft 4 can always maintain a stable abutting relationship with the first friction surface 33 on the central rotating shaft 3, and by the abutting between the first friction portion 42 and the first friction surface 33, the friction force generated by the first rotating assembly 1 and the central rotating shaft 3 during the rotating process is increased, so as to provide an auxiliary friction force for maintaining a certain opening and closing angle of the electronic device.
It can be understood that the first friction portion 42 may be cylindrical, the circumferential outer wall of the cylindrical first friction portion 42 abuts against the first friction surface 33, and the first friction surface 33 only maintains a stable abutting relationship with the first friction portion 42 and does not affect the rotation process of the first rotating shaft 4, so that the first friction surface 33 may be designed by the rotation track of the first friction portion 42, so that the first friction surface 33 and the first friction portion 42 can maintain a stable abutting relationship.
In some embodiments, the first friction portion 42 is disposed relatively close to the second end of the central rotating shaft 3, and the pivot joint between the second rotating shaft 5 and the central rotating shaft 3 is disposed relatively close to the first end of the central rotating shaft 3, so that the first rotating assembly 1 is pivoted to the central rotating shaft 3 in a compact structure, which is beneficial to reducing the structural space occupied by the rotating shaft device.
Further, the cross section of the first friction portion 42 is circular, the surface where the first rotating shaft 4 and the second rotating shaft 5 are attached is the first arc surface 43, as shown in fig. 7, the center of the circle formed by the first arc surface 43 and the center of the circle formed by the cross section of the first friction portion 42 are concentric circles, so that the first rotating shaft 4, the second rotating shaft 5 and the central rotating shaft 3 can stably rotate through being sequentially nested.
In some embodiments, the first rotating assembly 1 further includes a first locking member 12 embedded in and located on the same side of the first rotating shaft 4 and the second rotating shaft 5, as shown in fig. 3 to 6, the first locking member 12 is used to define the relative position relationship between the first rotating shaft 4 and the second rotating shaft 5, that is, the first rotating shaft 4 can be always nested in the second rotating shaft 5 through the first locking member 12, and the first rotating shaft 4 cannot be disengaged from the second rotating shaft 5.
Further, the second rotating shaft 5 has a third stroke chamber 52 (shown in fig. 3 to 6) that enables the first lock member 12 to rotate, so that the first rotating shaft 4 and the second rotating shaft 5 can rotate relatively. It can be understood that, in order to ensure that the first rotating shaft 4 and the second rotating shaft 5 can be stably nested and can also rotate relative to each other for a certain angle, the second rotating shaft 5 is provided with a third travel cavity 52 for limiting the angle of the first locking member 12 which can rotate relative to the second rotating shaft 5, so as to achieve the purpose of stable relative rotation between the first rotating shaft 4 and the second rotating shaft 5.
In some embodiments, the second rotating assembly 2 includes a third rotating shaft 6 and a fourth rotating shaft 7 (as shown in fig. 3 to 6) nested in each other, the third rotating shaft 6 is connected to the second body, the fourth rotating shaft 7 is pivoted to the central rotating shaft 3, and the pivot joint of the third rotating shaft 6 and the fourth rotating shaft 7 is relatively close to the second end of the central rotating shaft 3, the central rotating shaft 3 has a fourth stroke 36 cavity for defining a rotation interval of the fourth rotating shaft 7, the fourth rotating shaft 7 extends into the central rotating shaft 3 to pivot with the central rotating shaft 3, and the rotation interval of the fourth rotating shaft 7 is defined by the fourth stroke 36 cavity of the central rotating shaft 3, so that the fourth rotating shaft 7 rotates at a certain angle relative to the central rotating shaft 3, preferably, when the second rotating assembly 2 rotates at an angle in a range from 0 to 90 degrees relative to the central rotating shaft 3, the angle range of the fourth rotating shaft 7 relative to the central rotating shaft 3 is from 0 to 45 degrees, the angle range of the third rotating shaft 6 relative to the fourth rotating shaft 7 is from 0 to 45 degrees, therefore, the second body connected with the third rotating shaft 6 can rotate relatively by the rotating shaft device within the angle range of 0-90 degrees, and the purpose that the first body and the second body can rotate stably through the rotating shaft device is achieved.
Further, the third rotating shaft 6, the fourth rotating shaft 7 and the central rotating shaft 3 are sequentially attached to each other (as shown in fig. 3), and the fourth rotating shaft 7 has a second attachment surface 21 (as shown in fig. 2 and 7), so that when the second rotating assembly 2 rotates relative to the central rotating shaft 3, the third rotating shaft 6, the fourth rotating shaft 7 and the central rotating shaft 3 can maintain a stable attachment relationship. It can be understood that the second abutting surface 21 is disposed on the fourth rotating shaft 7 of the second rotating assembly 2, that is, during the rotation of the fourth rotating shaft 7 relative to the central rotating shaft 3, the second abutting surface 21 of the fourth rotating shaft 7 is always in a stable abutting relationship with the second sidewall 32 of the central rotating shaft 3 (as shown in fig. 3 to 6), so that the rotating shaft apparatus is stable in structure and can rotate smoothly.
In some embodiments, the third rotating shaft 6 has a second connecting rod 61 passing through the fourth rotating shaft 7, as shown in fig. 6 to 7, the fourth rotating shaft 7 has a fifth stroke cavity 71 for defining a rotation interval of the second connecting rod 61, the second connecting rod 61 on the third rotating shaft 6 passes through the fourth rotating shaft 7, and a fifth stroke cavity 71 on the fourth rotating shaft 7 is used to define an angle that the third rotating shaft 6 can rotate relative to the fourth rotating shaft 7, preferably, in order to enable the structures included in the rotating shaft device to rotate relative to each other uniformly and stably, the fifth stroke cavity 71 can define an angle that the third rotating shaft 6 can rotate relative to the fourth rotating shaft 7 to be 0 to 45 degrees.
Further, the central rotating shaft 3 has a second friction surface 34 (as shown in fig. 7), and the extending end of the second connecting rod 61 is provided with a second friction portion 62 in sliding contact with the second friction surface 34, so as to provide a torque force for the rotating shaft device through a friction force generated by the relative movement between the second friction portion 62 and the second friction surface 34. It can be understood that, during the process of rotating the third rotating shaft 6 relative to the central rotating shaft 3, the second friction portion 62 on the third rotating shaft 6 can always maintain a stable abutting relationship with the second friction surface 34 on the central rotating shaft 3, and by the abutting between the second friction portion 62 and the second friction surface 34, the friction force generated by the second rotating assembly 2 and the central rotating shaft 3 during the rotation process is increased, so as to provide an auxiliary friction force for maintaining a certain opening and closing angle of the electronic device.
It can be understood that the second friction portion 62 may be cylindrical, the circumferential outer wall of the cylindrical second friction portion 62 abuts against the second friction surface 34, and the second friction surface 34 only maintains a stable abutting relationship with the second friction portion 62 and does not affect the rotation process of the third rotating shaft 6, so that the second friction surface 34 may be designed by the rotation track of the second friction portion 62, so that the second friction surface 34 and the second friction portion 62 can maintain a stable abutting relationship.
In some embodiments, the second friction portion 62 is disposed relatively close to the first end of the central rotating shaft 3, and the pivot joint of the fourth rotating shaft 7 and the central rotating shaft 3 is disposed relatively close to the second end of the central rotating shaft 3, so that the second rotating assembly 2 is pivoted to the central rotating shaft 3 in a compact structure, which is beneficial to reducing the structural space occupied by the rotating shaft device.
Further, the cross section of the second friction portion 62 is circular, the surface where the third rotating shaft 6 and the fourth rotating shaft 7 are attached is a second arc surface 63, as shown in fig. 7, the center of a circle formed by the second arc surface 63 and the center of a circle formed by the cross section of the second friction portion 62 are concentric circles, so that the third rotating shaft 6, the fourth rotating shaft 7 and the central rotating shaft 3 can stably rotate through being sequentially nested.
In some embodiments, the second rotating assembly 2 further includes a second locking member 22 embedded in and located on the same side of the third rotating shaft 6 and the fourth rotating shaft 7, as shown in fig. 7, the second locking member 22 is used to define the relative position relationship between the third rotating shaft 6 and the fourth rotating shaft 7, that is, the third rotating shaft 6 can be always nested in the fourth rotating shaft 7 through the second locking member 22, and the third rotating shaft 6 cannot be disengaged from the fourth rotating shaft 7.
Further, the fourth rotary shaft 7 has a sixth stroke chamber 72 (shown in fig. 7) for allowing the second lock member 22 to rotate, so that the third rotary shaft 6 and the fourth rotary shaft 7 can rotate relative to each other. It can be understood that, in order to ensure that the third rotating shaft 6 and the fourth rotating shaft 7 can be stably nested and can also rotate relative to each other by a certain angle, the fourth rotating shaft 7 is provided with a sixth stroke cavity 72 for limiting the angle at which the second locking member 22 can rotate relative to the fourth rotating shaft 7, so as to achieve the purpose of stable relative rotation between the third rotating shaft 6 and the fourth rotating shaft 7.
The embodiment of the present application further provides an electronic device, the electronic device includes at least one above-mentioned rotating shaft device, through the first rotating component 1, the nested setting in proper order of central rotating shaft 3 and second rotating component 2, when making first rotating component 1 and/or second rotating component 2 rotate relative to central rotating shaft 3, first binding face 11 can keep the relation of laminating with first lateral wall 31 all the time, and/or second binding face 21 can keep the relation of laminating with second lateral wall 32 all the time, thereby make the compact structure of rotating shaft device, reduce the space that sets up of rotating shaft device in the electronic device effectively, be favorable to the frivolous design of product. And first runner assembly and/or the second runner assembly is relative the center pivot rotates the in-process, first runner assembly and/or the second runner assembly with the periphery that the center pivot formed is the arc, so the design not only can improve the relative rotation smoothness between the three, can also optimize product appearance, does benefit to the product popularization.
It should be understood that various modifications may be made to the embodiments of the present application. Accordingly, the foregoing description should not be construed as limiting, but merely as exemplifications of embodiments. Those skilled in the art will envision other modifications within the scope and spirit of the application.
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the application and, together with a general description of the application given above and the detailed description of the embodiments given below, serve to explain the principles of the application.
These and other characteristics of the present application will become apparent from the following description of a preferred form of embodiment, given as a non-limiting example, with reference to the attached drawings.
It should also be understood that, although the present application has been described with reference to some specific examples, a person of skill in the art shall certainly be able to achieve many other equivalent forms of application, having the characteristics as set forth in the claims and hence all coming within the field of protection defined thereby.
The above and other aspects, features and advantages of the present application will become more apparent in view of the following detailed description when taken in conjunction with the accompanying drawings.
Specific embodiments of the present application are described hereinafter with reference to the accompanying drawings; however, it is to be understood that the disclosed embodiments are merely exemplary of the application, which can be embodied in various forms. Well-known and/or repeated functions and constructions are not described in detail to avoid obscuring the application of unnecessary or unnecessary detail. Therefore, specific structural and functional details disclosed herein are not to be interpreted as limiting, but merely as a basis for the claims and as a representative basis for teaching one skilled in the art to variously employ the present application in virtually any appropriately detailed structure.
The specification may use the phrases "in one embodiment," "in another embodiment," "in yet another embodiment," or "in other embodiments," which may each refer to one or more of the same or different embodiments in accordance with the application.
The above embodiments are only exemplary embodiments of the present disclosure, and are not intended to limit the present disclosure, the scope of which is defined by the claims. Various modifications and equivalents of the disclosure herein disclosed may occur to persons skilled in the art and are intended to be included within the spirit and scope of the disclosure.
Claims (10)
1. A hinge device applied to an electronic device, comprising:
the first rotating assembly is connected with the first body of the electronic equipment;
the second rotating assembly is connected with the second body of the electronic equipment;
the central pivot, first runner assembly with the second runner assembly pin joint respectively in the relative both sides of central pivot, first runner assembly has the laminating the first binding face of the first lateral wall of central pivot, the second runner assembly has the laminating the second binding face of the second lateral wall of central pivot, first binding face with the second binding face is the cambered surface, and first runner assembly and/or the second runner assembly is relative the central pivot rotates the in-process, first runner assembly and/or the second runner assembly with the arc is personally submitted to the periphery that central pivot formed.
2. The rotating shaft device according to claim 1, wherein the first rotating assembly includes a first rotating shaft and a second rotating shaft which are nested, the first rotating shaft is connected with the first body, the second rotating shaft is pivoted to the central rotating shaft, the pivoting position of the first rotating shaft and the second rotating shaft is relatively close to the first end of the central rotating shaft, and the central rotating shaft is provided with a first stroke cavity for limiting a rotating range of the second rotating shaft;
the first rotating shaft, the second rotating shaft and the central rotating shaft are sequentially laminated and arranged, the second rotating shaft is provided with the first laminating surface, so that the first rotating assembly is opposite to the central rotating shaft when rotating, and the first rotating shaft, the second rotating shaft and the central rotating shaft can keep stable laminating relation.
3. The spindle assembly of claim 2 wherein the first spindle has a first link passing through the second spindle, the second spindle having a second travel chamber defining a rotational range for the first link;
the central rotating shaft is provided with a first friction surface, and the extending end of the first connecting rod is provided with a first friction part which is in sliding contact with the first friction surface, so that the rotating shaft device is provided with torque force through the friction force generated by the relative motion between the first friction part and the first friction surface.
4. The spindle assembly of claim 3, wherein the first friction portion is disposed relatively near the second end of the central spindle;
the section of the first friction part is circular, the surface of the first rotating shaft, which is attached to the second rotating shaft, is a first cambered surface, and the circle center of a circle formed by the first cambered surface and the circle center of a circle formed by the section of the first friction part are concentric circles.
5. The spindle assembly of claim 3, wherein the first rotating assembly further comprises a first locking member embedded in the first rotating shaft and the second rotating shaft and located on the same side of the first rotating shaft and the second rotating shaft, the first locking member being used for defining the relative position relationship between the first rotating shaft and the second rotating shaft;
the second rotating shaft is provided with a third stroke cavity which enables the first locking piece to rotate, so that the first rotating shaft and the second rotating shaft can rotate relatively.
6. The rotating shaft device according to claim 1, wherein the second rotating assembly includes a third rotating shaft and a fourth rotating shaft that are nested, the third rotating shaft is connected to the second body, the fourth rotating shaft is pivoted to the central rotating shaft, and the pivot joint of the third rotating shaft and the fourth rotating shaft is relatively close to the second end of the central rotating shaft, and the central rotating shaft is provided with a fourth stroke cavity for limiting a rotating range of the fourth rotating shaft;
the third pivot fourth pivot and the setting of laminating in proper order of center pivot, the fourth pivot has the second binding face, with the second runner assembly is relative when the center pivot rotates, the third pivot the fourth pivot with the laminating relation that the center pivot can remain stable.
7. The spindle assembly of claim 6, wherein the third spindle has a second link passing through the fourth spindle, the fourth spindle having a fifth travel cavity defining a rotation range of the second link;
the central rotating shaft is provided with a second friction surface, and the extending end of the second connecting rod is provided with a second friction part which is in sliding contact with the second friction surface, so that the friction force generated by the relative motion between the second friction part and the second friction surface is utilized to provide torque for the rotating shaft device.
8. The spindle assembly of claim 7, wherein the second friction portion is disposed relatively close to the first end of the central spindle;
the section of the second friction part is circular, the surface of the third rotating shaft, which is attached to the fourth rotating shaft, is a second cambered surface, and the circle center of a circle formed by the second cambered surface and the circle center of a circle formed by the section of the second friction part are concentric circles.
9. The spindle unit according to claim 7, wherein the second rotating assembly further comprises a second locking member embedded in and located on the same side of the third rotating shaft and the fourth rotating shaft, the second locking member being configured to define a relative position relationship between the third rotating shaft and the fourth rotating shaft;
the fourth rotating shaft is provided with a sixth stroke cavity which enables the second locking piece to rotate, so that the third rotating shaft and the fourth rotating shaft can rotate relatively.
10. An electronic device, characterized in that it comprises at least one hinge device according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210498365.6A CN115016601A (en) | 2020-06-30 | 2020-06-30 | Rotating shaft device and electronic equipment |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010617917.1A CN111781994B (en) | 2020-06-30 | 2020-06-30 | Rotating shaft device and electronic equipment |
| CN202210498365.6A CN115016601A (en) | 2020-06-30 | 2020-06-30 | Rotating shaft device and electronic equipment |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010617917.1A Division CN111781994B (en) | 2020-06-30 | 2020-06-30 | Rotating shaft device and electronic equipment |
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| Publication Number | Publication Date |
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| CN115016601A true CN115016601A (en) | 2022-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010617917.1A Active CN111781994B (en) | 2020-06-30 | 2020-06-30 | Rotating shaft device and electronic equipment |
| CN202210498365.6A Pending CN115016601A (en) | 2020-06-30 | 2020-06-30 | Rotating shaft device and electronic equipment |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010617917.1A Active CN111781994B (en) | 2020-06-30 | 2020-06-30 | Rotating shaft device and electronic equipment |
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| CN (2) | CN111781994B (en) |
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| CN105370711A (en) * | 2014-09-02 | 2016-03-02 | 联想(北京)有限公司 | Connecting component and electronic equipment |
| US20180166842A1 (en) * | 2016-12-09 | 2018-06-14 | Microsoft Technology Licensing, Llc | Hinged device |
| US20190086965A1 (en) * | 2017-09-21 | 2019-03-21 | Kem Hongkong Limited | Opening and closing device and terminal device |
| CN110630628A (en) * | 2019-09-23 | 2019-12-31 | 联想(北京)有限公司 | Rotating shaft structure and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148087B (en) * | 2012-01-11 | 2015-11-25 | 联想(北京)有限公司 | Hinge means and the folding apparatus with hinge means |
| CN103307094B (en) * | 2012-03-09 | 2015-06-24 | 兆利科技工业股份有限公司 | Locking type double-shaft pivot device |
| CN203214575U (en) * | 2013-03-29 | 2013-09-25 | 元镫金属股份有限公司 | Planetary biaxial rotating shaft |
| CN105332996B (en) * | 2014-06-27 | 2018-03-23 | 联想(北京)有限公司 | A kind of tumbler and electronic equipment |
| CN104776113A (en) * | 2015-03-27 | 2015-07-15 | 联想(北京)有限公司 | Rotating shaft structure and electronic apparatus |
| CN105041843B (en) * | 2015-08-14 | 2019-02-05 | 联想(北京)有限公司 | A kind of shaft |
| CN105317825B (en) * | 2015-11-06 | 2018-03-27 | 联想(北京)有限公司 | A kind of connection member and electronic equipment |
| CN106102368B (en) * | 2016-06-24 | 2020-01-31 | 联想(北京)有限公司 | electronic equipment and watch chain shaft mechanism thereof |
| CN108644225B (en) * | 2018-06-29 | 2021-02-19 | 联想(北京)有限公司 | Mounting, pivot subassembly and electronic equipment |
| US10754394B2 (en) * | 2018-10-30 | 2020-08-25 | Microsoft Technology Licensing, Llc | Hinged device |
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2020
- 2020-06-30 CN CN202010617917.1A patent/CN111781994B/en active Active
- 2020-06-30 CN CN202210498365.6A patent/CN115016601A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370711A (en) * | 2014-09-02 | 2016-03-02 | 联想(北京)有限公司 | Connecting component and electronic equipment |
| US20180166842A1 (en) * | 2016-12-09 | 2018-06-14 | Microsoft Technology Licensing, Llc | Hinged device |
| US20190086965A1 (en) * | 2017-09-21 | 2019-03-21 | Kem Hongkong Limited | Opening and closing device and terminal device |
| CN110630628A (en) * | 2019-09-23 | 2019-12-31 | 联想(北京)有限公司 | Rotating shaft structure and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111781994B (en) | 2022-04-22 |
| CN111781994A (en) | 2020-10-16 |
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