CN111720426B - Ascending and translating synchro hub - Google Patents
Ascending and translating synchro hub Download PDFInfo
- Publication number
- CN111720426B CN111720426B CN202010726860.9A CN202010726860A CN111720426B CN 111720426 B CN111720426 B CN 111720426B CN 202010726860 A CN202010726860 A CN 202010726860A CN 111720426 B CN111720426 B CN 111720426B
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- shaft core
- gear
- guide grooves
- rack
- mounting plates
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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
- 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
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
本发明公开了一种上升和平移同步枢纽器，包括承架、第一齿轮、第二齿轮、齿条、第一轴芯、第二轴芯和两个联接片，承架包括底板和两个安装板，两个安装板上均形成有导向槽，导向槽包括水平部和弧形上升部，齿条安装于底板的顶部并位于两个安装板之间；第一齿轮套设于第一轴芯上，第二齿轮套设于第二轴芯上，两个联接片夹持于第一齿轮和第二齿轮的两端，第一轴芯及第二轴芯均转动穿设于两个导向槽内，使第一齿轮、第二齿轮及两个联接片落入装配空间内，且第一齿轮与齿条啮合传动，第二齿轮与第一齿轮啮合传动。本发明枢纽器实现了上升和平移同步的功能，简化了结构，减少了零部件，达到了降低生产成本的目的，且运行十分平稳。
The invention discloses a rising and translational synchronous hub, comprising a support frame, a first gear, a second gear, a rack, a first shaft core, a second shaft core and two connecting pieces, the support frame comprises a bottom plate and two mounting plates, guide grooves are formed on the two mounting plates, the guide grooves comprise a horizontal portion and an arc-shaped rising portion, the rack is mounted on the top of the bottom plate and is located between the two mounting plates; the first gear is sleeved on the first shaft core, the second gear is sleeved on the second shaft core, the two connecting pieces are clamped at both ends of the first gear and the second gear, the first shaft core and the second shaft core are both rotated and penetrated in the two guide grooves, so that the first gear, the second gear and the two connecting pieces fall into the assembly space, and the first gear meshes with the rack for transmission, and the second gear meshes with the first gear for transmission. The hub of the invention realizes the function of rising and translational synchronization, simplifies the structure, reduces the number of parts, achieves the purpose of reducing production costs, and runs very smoothly.
Description
Technical Field
The invention relates to a hinge device for electronic equipment, in particular to a synchronous hinge device for lifting and translation.
Background
The hinge device is also called a damping hinge or a damping shaft core, is a connecting element capable of providing a mutual rotation function, is mainly applied between a rotating part and a base body, is widely applied to various digital products and electronic equipment at present, such as a notebook computer, and can realize an opening and closing function between the base body and a display screen of the notebook computer by utilizing the mutual rotation function of the hinge device so as to adjust the angle required by the notebook computer relative to a human body.
Taking a notebook computer as an example, the hinge device is usually assembled at the edge positions of the base body and the display screen, but with the development of thinning and individuation of the notebook computer, the display screen of some notebook computers needs to be assembled at the middle position of the base body, wherein the base body comprises front and rear parts with different thicknesses, a step is arranged between the front and rear parts, the display screen is assembled on the thinner front part, and the total thickness of the display screen and the front part is the same as that of the rear part. At this time, when the display screen is turned on, the display screen is required to have a function of synchronizing up and down, i.e., the LCD will move forward and upward at the same time. Patent document CN201220093564.0 discloses a hinge device with simultaneous translation and rotation functions and a flip-type electronic device thereof, wherein the hinge device has the simultaneous translation and rotation functions, but the structure and technical principle are very complex.
Disclosure of Invention
In order to solve the technical problems, the invention provides the lifting and shifting synchronous pivot device, which realizes the lifting and shifting synchronous function, simplifies the structure, reduces parts, achieves the purpose of reducing the production cost and has very stable operation.
The technical scheme of the invention is realized as follows:
The lifting and translating synchronous pivot device comprises a bearing frame, a first gear, a second gear, racks, a first shaft core, a second shaft core and two connecting pieces, wherein the bearing frame comprises a bottom plate and two mounting plates formed at the top of the bottom plate, an assembly space is formed between the two mounting plates, guide grooves are formed in the two mounting plates, the two guide grooves are symmetrically arranged, the guide grooves comprise a horizontal part and an arc-shaped lifting part, the racks are mounted at the top of the bottom plate and are positioned between the two mounting plates, the first gear is sleeved on the first shaft core and synchronously rotates with the first shaft core, the second gear is sleeved on the second shaft core and synchronously rotates with the second shaft core, the connecting pieces are simultaneously clamped at the front end and the rear end of the first gear and the second gear and are simultaneously rotatably sleeved on the first shaft core and the second shaft core, the first shaft core and the second shaft core are rotatably arranged in the guide grooves, and the first gear, the second gear and the second shaft core are meshed with the first gear and the first shaft core and the second gear are meshed with the first gear.
Further, a first stop is formed at one end of the first shaft core, and when the first shaft core rotates to penetrate through the two guide grooves, one end of the first shaft core is locked through a first torsion component propped against the outer side of one mounting plate, and the first stop is propped against the outer side of the other mounting plate.
Further, the first torsion component comprises a plurality of first gaskets, a plurality of first butterfly-shaped elastic pieces and a first nut, wherein the first nut is in threaded connection with the first shaft core, and the first gaskets and the first butterfly-shaped elastic pieces are locked to the outer side of the mounting plate.
Further, a second stop is formed in the middle of the second shaft core, a locking accessory is formed at one end of the second shaft core, and when the second shaft core rotates to penetrate through the two guide grooves, the other end of the second shaft core is locked through a second torsion component propped against the outer side of one mounting plate, and the second stop is propped against the outer side of the other mounting plate.
Further, the second torsion assembly comprises a plurality of second gaskets, a plurality of second butterfly elastic pieces and a second nut, wherein the second nut is in threaded connection with the second shaft core, and the second gaskets and the second butterfly elastic pieces are locked to the outer side of the mounting plate.
Further, the rack and the bottom plate are integrally formed.
Further, the support frame comprises a first support and a second support, the first support comprises the bottom plate and one mounting plate formed on the bottom plate, the second support comprises the other mounting plate, and a first convex end and a second convex end which are formed on the outer side and the inner side of the bottom end of the mounting plate, and the first convex end and the second convex end are locked on the bottom plate through fasteners.
The invention has the beneficial effects that the lifting and translation synchronous pivot device is provided, the translation function is realized through the meshing transmission of the first gear arranged on the first shaft core and the rack arranged on the bottom plate of the bearing frame, and meanwhile, the function of the second gear for performing circular motion relative to the first gear is realized through the meshing transmission of the second gear arranged on the second shaft core and the first gear arranged on the second shaft core, so that the second gear performs lifting and translation actions relative to the bearing frame at the same time, and the lifting and translation synchronous function of the pivot device is realized. The guide groove on the mounting plate of the bearing frame consists of a horizontal part and an arc-shaped rising part, the horizontal part can provide a guide function of horizontal movement for the first shaft core and the first gear, and the arc-shaped rising part can provide a guide function of circular movement for the second shaft core and the second gear, so that when the electronic equipment such as a notebook computer using the hinge device disclosed by the invention is opened, the LCD can simultaneously move forwards and upwards, and interference of a base step can be avoided.
Drawings
FIG. 1 is a perspective view of a lifting and translating synchronous pivot device of the present invention;
FIG. 2 is a front view of the simultaneous lifting and translating hinge of the present invention;
FIG. 3 is a top view of the lift and translation synchronous pivot of the present invention;
FIG. 4 is a schematic view of the structure of the support frame of the present invention;
The following description is made with reference to the accompanying drawings:
10-bearing frame, 11-bottom plate, 12-mounting plate, 121-guiding groove, 1211-horizontal part, 1212-arc rising part, 13-first convex end, 14-second convex end, 20-first gear, 30-second gear, 40-rack, 50-first shaft core, 51-first stop, 60-second shaft core, 61-second stop, 62-locking accessory, 70-connecting piece, 80-first torsion component, 81-first gasket, 82-first butterfly spring piece, 83-first nut, 90-second torsion component, 91-second gasket, 92-second butterfly spring piece, 93-second nut.
Detailed Description
In order that the technical content of the present invention may be more clearly understood, the following detailed description of the embodiments is given only for better understanding of the content of the present invention and is not intended to limit the scope of the present invention.
Fig. 1 is a perspective view of an ascent and translation synchronous pivot device according to the present invention, fig. 2 is a front view of the ascent and translation synchronous pivot device according to the present invention, fig. 3 is a schematic view of an ascent and translation synchronous pivot device according to the present invention, fig. 4 is a schematic view of a bearing frame according to the present invention, a first ascent and translation synchronous pivot device according to the present invention, which includes a bearing frame 10, a first gear 20, a second gear 30, a rack 40, a first shaft core 50, a second shaft core 60, and two coupling pieces 70, the bearing frame includes a bottom plate 11 and two mounting plates 12 formed on the top of the bottom plate, an assembly space is formed between the two mounting plates, guide grooves 121 are formed on the two mounting plates, the two guide grooves are symmetrically arranged, the guide grooves include a horizontal portion 1211 and an arc-shaped ascent portion 1212, the rack is mounted on the top of the bottom plate and is located between the two mounting plates, the first gear is sleeved on the first shaft core and rotates synchronously with the first shaft core, the second gear is sleeved on the second shaft core, and the second shaft core is simultaneously rotatably engaged with the first and second shaft core and the second shaft, and the first and second shaft core and the second shaft are simultaneously rotatably engaged with the first and second shaft core and the second shaft core and the first and the second shaft core and the second shaft are simultaneously rotatably and the first and the second shaft core are rotatably and the second shaft and the first and the second shaft core are simultaneously engaged.
In the structure, the function of translation is realized through the meshing transmission of the first gear arranged on the first shaft core and the rack arranged on the bottom plate of the bearing frame, and meanwhile, the function of circular motion of the second gear relative to the first gear is realized through the meshing transmission of the second gear arranged on the second shaft core and the first gear, so that the second gear can simultaneously lift and translate relative to the bearing frame, and the function of synchronous lifting and translation of the hinge device is realized. The guide groove on the mounting plate of the bearing frame consists of a horizontal part and an arc-shaped rising part, the horizontal part can provide a guide function of horizontal movement for the first shaft core and the first gear, and the arc-shaped rising part can provide a guide function of circular movement for the second shaft core and the second gear, so that when the electronic equipment such as a notebook computer using the hinge device disclosed by the invention is opened, the LCD can simultaneously move forwards and upwards, and interference of steps of a base body can be avoided.
In the structure, the two connecting pieces are simultaneously clamped at the front end and the rear end of the first gear and the second gear and are simultaneously sleeved on the first shaft core and the second shaft core in a rotating way, and the two connecting pieces are used for fixing the relative positions of the two gears. The first gear and the second gear can be set according to the angle to be avoided, for example, the second gear is designed to be a small gear, and the first gear is designed to be a large gear, so that the angle of rotation of the second gear around the first gear can be increased.
In the above structure, the first gear and the second gear are in meshed transmission, the first gear and the rack are in meshed transmission, in fig. 1, the case that the first gear and the second gear are straight gears and the rack is a straight rack is illustrated, but the present invention is not limited thereto, in other embodiments, the rack may be a helical rack, and the first gear and the second gear may be helical gears correspondingly.
In the above structure, the synchronous rotation of the first shaft core and the first gear and the synchronous rotation of the second shaft core and the second gear can adopt a non-circular shaft core design, so that the gears can slide on the shaft cores and cannot rotate in the circumferential direction.
Preferably, a first stop 51 is formed at one end of the first shaft core, and when the first shaft core rotates to penetrate through the two guide grooves, one end of the first shaft core is locked by a first torsion assembly 80 abutted against the outer side of one mounting plate, and the first stop is abutted against the outer side of the other mounting plate. Here, the first torsion component cooperates with the first stop for providing a rotational torsion for the rotation of the first shaft core relative to the two guide grooves, so that the first shaft core can slide along the guide grooves and rotate, thereby realizing the function that the first gear makes a linear motion in the horizontal portion of the guide grooves.
Preferably, the first torsion assembly includes a plurality of first gaskets 81, a plurality of first butterfly spring plates 82 and a first nut 83, where the first nut is in threaded connection with the first shaft core, and locks the first gaskets and the first butterfly spring plates to the outer side of the mounting plate. Therefore, the first torsion component formed by the first nut, the first gasket and the first butterfly spring piece can realize the functions of providing rotary torsion and tight-fit positioning for the first shaft core. However, the torsion is not limited thereto, and in other embodiments, a wrapping torsion may be used.
Preferably, a second stop 61 is formed at the middle part of the second shaft core, one end of the second shaft core forms a locking piece 62, and when the second shaft core rotates to penetrate through the two guide grooves, the other end of the second shaft core is locked by a second torsion assembly 90 abutted against the outer side of one mounting plate, and the second stop is abutted against the outer side of the other mounting plate. The second torsion component is matched with the second stop and is used for providing rotary torsion for the rotation of the second shaft core relative to the two guide grooves, so that the second shaft core can slide along the guide grooves and can rotate, and the function that the second gear performs circular motion around the first gear is achieved. Wherein the locking attachment is for connecting to a display of the electronic device and the carrier is for connecting to a base of the electronic device such that the LCD will move both forward and upward when the display of the electronic device is opened.
Preferably, the second torsion assembly includes a plurality of second gaskets 91, a plurality of second butterfly spring plates 92, and a second nut 93, where the second nut is in threaded connection with the second shaft core, and locks the second gaskets and the second butterfly spring plates to the outer side of the mounting plate. Therefore, the torsion component formed by the second nut, the second gasket and the second butterfly spring piece can realize the functions of providing rotation torsion and tight-fit positioning for the second shaft core. However, the torsion is not limited thereto, and in other embodiments, a wrapping torsion may be used.
In the above structure, the rack and the bottom plate can be installed separately or integrally formed, preferably, the rack and the bottom plate are integrally formed. In specific implementation, the bearing frame and the rack can be integrally formed by using MIM technology. The bearing frame and the rack are integrally formed, so that the assembly steps can be reduced.
Preferably, the support comprises a first bracket and a second bracket, the first bracket comprises the bottom plate and one mounting plate formed on the bottom plate, the second bracket comprises the other mounting plate and a first convex end 13 and a second convex end 14 formed on the outer side and the inner side of the bottom end of the mounting plate, and the first convex end and the second convex end are locked on the bottom plate through fasteners. Like this, the carrier comprises first support and second support, and first support can dismantle fixed connection through the fastener with the second support, is convenient for install other parts in the assembly space between two mounting panels.
In the above description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The foregoing description is only of a preferred embodiment of the invention, which can be practiced in many other ways than as described herein, so that the invention is not limited to the specific implementations disclosed above. While the foregoing disclosure has been described with reference to certain embodiments, it will be understood by those skilled in the art that various changes and modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention without departing from the technical solution of the present invention still falls within the scope of the technical solution of the present invention.
Claims (5)
1. The lifting and translating synchronous pivot device is characterized by comprising a bearing frame (10), a first gear (20), a second gear (30), a rack (40), a first shaft core (50), a second shaft core (60) and two connecting pieces (70), wherein the bearing frame comprises a bottom plate (11) and two mounting plates (12) formed at the top of the bottom plate, an assembly space is formed between the two mounting plates, guide grooves (121) are formed in the two mounting plates, the two guide grooves are symmetrically arranged, the guide grooves comprise a horizontal part (1211) and an arc-shaped lifting part (1212), and the rack is mounted at the top of the bottom plate and positioned between the two mounting plates; the first gear is sleeved on the first shaft core and rotates synchronously with the first shaft core, the second gear is sleeved on the second shaft core and rotates synchronously with the second shaft core, the two connecting pieces are simultaneously clamped at the front end and the rear end of the first gear and the second gear and are simultaneously sleeved on the first shaft core and the second shaft core in a rotating mode, the first shaft core and the second shaft core are respectively arranged in the two guide grooves in a penetrating mode in a rotating mode, the first gear, the second gear and the two connecting pieces fall into the assembly space, the first gear is meshed with the rack for transmission, the second gear is meshed with the first gear for transmission, a first stop (51) is formed at one end of the first shaft core, when the first shaft core is arranged in the two guide grooves in a penetrating mode in a rotating mode, the middle part of the second shaft core is provided with a second stop (61), one end of the second shaft core forms a locking accessory (62), when the second shaft core rotates to penetrate through the two guide grooves, the other end of the second shaft core is locked through a second torsion component (90) which is propped against the outer side of one mounting plate, and the second stop is propped against the outer side of the other mounting plate.
2. The simultaneous lifting and translating hinge of claim 1, wherein the first torsion assembly comprises a plurality of first washers (81), a plurality of first butterfly spring pieces (82), and a first nut (83) that is threaded with the first shaft core to lock the first washers and the first butterfly spring pieces to the outside of the mounting plate.
3. The simultaneous lifting and translating hinge of claim 1, wherein the second torsion assembly comprises a plurality of second washers (91), a plurality of second butterfly spring plates (92), and a second nut (93) threadably coupled to the second shaft core for locking the second washers and the second butterfly spring plates to the outside of the mounting plate.
4. The simultaneous lifting and translating hinge of claim 1 wherein the rack is integrally formed with the base plate.
5. The simultaneous lifting and translating hinge of claim 1 wherein the carrier comprises a first bracket and a second bracket, the first bracket comprising the base plate and one of the mounting plates formed on the base plate, the second bracket comprising the other of the mounting plates and first and second bosses (13, 14) formed on the outside and inside of the bottom end of the mounting plate, the first and second bosses being secured to the base plate by fasteners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010726860.9A CN111720426B (en) | 2020-07-26 | 2020-07-26 | Ascending and translating synchro hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010726860.9A CN111720426B (en) | 2020-07-26 | 2020-07-26 | Ascending and translating synchro hub |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111720426A CN111720426A (en) | 2020-09-29 |
| CN111720426B true CN111720426B (en) | 2025-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010726860.9A Active CN111720426B (en) | 2020-07-26 | 2020-07-26 | Ascending and translating synchro hub |
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| CN (1) | CN111720426B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI815386B (en) * | 2021-04-26 | 2023-09-11 | 仁寶電腦工業股份有限公司 | Electronic device and hinge structure |
| CN113503306B (en) * | 2021-07-09 | 2025-02-18 | 昆山玮硕恒基智能科技股份有限公司 | Hinge structure and electronic device |
| CN117267244A (en) * | 2022-06-14 | 2023-12-22 | 富世达股份有限公司 | Hinge |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203224813U (en) * | 2013-01-21 | 2013-10-02 | 联想(北京)有限公司 | Notebook computer and hinging assembly |
| TWM597560U (en) * | 2020-05-06 | 2020-06-21 | 兆利科技工業股份有限公司 | Hinge with translational movement function |
| CN212377099U (en) * | 2020-07-26 | 2021-01-19 | 昆山玮硕恒基智能科技股份有限公司 | Synchronous pivot device for ascending and translating |
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| JP2000179538A (en) * | 1998-12-10 | 2000-06-27 | Ergotron Inc | Pivot ratchet system for flat panel display or key-board |
| KR100937780B1 (en) * | 2009-06-08 | 2010-01-20 | 주식회사 삼홍테크 | Oil damper to used cam |
| TWM406341U (en) * | 2011-01-26 | 2011-06-21 | Shin Zu Shing Co Ltd | Gear-boost-type hinge and cover-lifting-type electronic device |
| TWM503734U (en) * | 2015-03-26 | 2015-06-21 | Jarllytec Co Ltd | Shaft structure |
| TWM547233U (en) * | 2017-05-25 | 2017-08-11 | 新日興股份有限公司 | Hinge and electronic device using the same |
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2020
- 2020-07-26 CN CN202010726860.9A patent/CN111720426B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203224813U (en) * | 2013-01-21 | 2013-10-02 | 联想(北京)有限公司 | Notebook computer and hinging assembly |
| TWM597560U (en) * | 2020-05-06 | 2020-06-21 | 兆利科技工業股份有限公司 | Hinge with translational movement function |
| CN212377099U (en) * | 2020-07-26 | 2021-01-19 | 昆山玮硕恒基智能科技股份有限公司 | Synchronous pivot device for ascending and translating |
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| CN111720426A (en) | 2020-09-29 |
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