CN212377099U - Synchronous pivot device for ascending and translating - Google Patents
Synchronous pivot device for ascending and translating Download PDFInfo
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- CN212377099U CN212377099U CN202021490460.4U CN202021490460U CN212377099U CN 212377099 U CN212377099 U CN 212377099U CN 202021490460 U CN202021490460 U CN 202021490460U CN 212377099 U CN212377099 U CN 212377099U
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Abstract
The utility model discloses a lifting and translating synchronous pivot device, which comprises a bearing frame, a first gear, a second gear, a rack, a first shaft core, a second shaft core and two connecting pieces, wherein the bearing frame comprises a bottom plate and two mounting plates, guide grooves are formed on the two mounting plates respectively, each guide groove comprises a horizontal part and an arc-shaped lifting part, and the rack is mounted at the top of the bottom plate and is positioned between the two mounting plates; the first gear sleeve is arranged on the first shaft core, the second gear sleeve is arranged on the second shaft core, the two connecting pieces are clamped at two ends of the first gear and the second gear, the first shaft core and the second shaft core are rotatably arranged in the two guide grooves in a penetrating mode, the first gear, the second gear and the two connecting pieces fall into the assembly space, the first gear and the rack are in meshed transmission, and the second gear and the first gear are in meshed transmission. The utility model discloses pivot ware has realized rising and has translated synchronous function, has simplified the structure, has reduced spare part, has reached reduction in production cost's purpose, and has operated very steadily.
Description
Technical Field
The utility model relates to a pivot ware that electronic equipment used specifically relates to a synchronous pivot ware rises and translates.
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 the 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 of the notebook computer relative to a human body.
Taking a notebook computer as an example, the hinge device is usually installed at the edge position of the base body and the display screen, however, with the development of thinning and individualization of the notebook computer, the display screen of some notebook computers needs to be installed at the middle position of the base body, where the base body includes front and rear portions with different thicknesses, a step is provided between the front and rear portions, the display screen is installed at the thinner front portion, and the total thickness of the display screen and the front portion is the same as that of the rear portion. At this time, when the display screen is opened, it is required that the display screen has a function of synchronizing elevation and translation, that is, the LCD will move forward and upward at the same time. Patent document CN201220093564.0 discloses a hinge device capable of simultaneously translating and rotating and a flip-top electronic device thereof, wherein the hinge device has the functions of simultaneously translating and rotating, but the structure and technical principle thereof are very complicated.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a synchronous pivot ware rises and translates has realized rising and the synchronous function of translating, has simplified the structure, has reduced spare part, has reached reduction in production cost's purpose, and has moved very steadily.
The technical scheme of the utility model is realized like this:
a synchronous pivot device capable of ascending and translating comprises a bearing frame, a first gear, a second gear, a rack, 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 respectively and are symmetrically arranged, each guide groove comprises a horizontal part and an arc-shaped ascending part, and the rack is mounted at the top of the bottom plate and is positioned between the two mounting plates; the first gear sleeve is arranged on the first shaft core and synchronously rotates with the first shaft core, the second gear sleeve is arranged on the second shaft core and synchronously rotates with the second shaft core, the two connecting pieces are clamped on the first gear and the second gear at the front end and the rear end simultaneously and are sleeved on the first shaft core and the second shaft core, the first shaft core and the second shaft core are both rotated to penetrate through the two guide grooves, so that the first gear, the second gear and the two connecting pieces fall into the assembly space, the first gear is in meshing transmission with the rack, and the second gear is in meshing transmission with the first gear.
Furthermore, a first stop is formed at one end of the first shaft core, and when the first shaft core is rotatably arranged in the two guide grooves in a penetrating manner, one end of the first shaft core is locked by a first torsion assembly abutting against the outer side of one of the mounting plates, and the first stop abuts against the outer side of the other mounting plate.
Furthermore, the first torsion assembly comprises a plurality of first gaskets, a plurality of first butterfly-shaped elastic sheets and a first nut, and the first nut is in threaded connection with the first shaft core and locks the first gaskets and the first butterfly-shaped elastic sheets to the outer side of the mounting plate.
Furthermore, 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 assembly abutting against the outer side of one mounting plate, and the second stop abuts against the outer side of the other mounting plate.
Furthermore, the second torsion assembly comprises a plurality of second gaskets, a plurality of second butterfly-shaped elastic sheets and second nuts, and the second nuts are in threaded connection with the second spindle to lock the second gaskets and the second butterfly-shaped elastic sheets 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 of the mounting plates formed on the bottom plate, the second support comprises the other of the mounting plates and a first convex end and a second convex end 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 utility model has the advantages that: the utility model provides a synchronous pivot ware rises and moves, the meshing transmission through the rack that sets up on the first gear that sets up on the first axle core and the bearer bottom plate has realized the function of translation, simultaneously, the meshing transmission through the first gear that sets up on the second axle core and the second axle core, realized that circular motion's function is done to the relative first gear of second gear, like this, the second gear is just doing the action of rising and translation simultaneously for the bearer to realize the synchronous function of rising and moving of pivot ware, for the structure among the prior art, the utility model discloses simplify the structure, reduced spare part, reached reduction in production cost's purpose, and the operation is very steady. Wherein, the guide way on the mounting panel of bearer comprises horizontal part and arc portion of rising, and the horizontal part can provide horizontal migration's guide function for first axle core and first gear, and the arc portion of rising can provide circular motion's guide function for second axle core and second gear, like this, uses the utility model discloses the electronic equipment of pivot ware, for example notebook computer, when opening display screen (LCD), LCD will move forward simultaneously and rebound to can avoid the interference of base member step.
Drawings
FIG. 1 is a perspective view of the ascending and translating synchronous pivot device of the present invention;
FIG. 2 is a front view of the ascending and translating synchronous pivot device of the present invention;
FIG. 3 is a top view of the ascending and translating synchronous pivot device of the present invention;
FIG. 4 is a schematic structural view of the middle 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-guide groove, 1211-horizontal part, 1212-arc ascending 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 assembly, 81-first gasket, 82-first butterfly elastic piece, 83-first nut, 90-second torsion assembly, 91-second gasket, 92-second butterfly elastic piece and 93-second nut.
Detailed Description
In order to clearly understand the technical content of the present invention, the following embodiments are specifically mentioned, which are only for the purpose of better understanding the content of the present invention and not for the purpose of limiting the scope of the present invention.
FIG. 1 is a perspective view of the ascending and translating synchronous pivot device of the present invention; FIG. 2 is a front view of the ascending and translating synchronous pivot device of the present invention; FIG. 3 is a top view of the ascending and translating synchronous pivot device of the present invention; FIG. 4 is a schematic structural view of the middle support frame of the present invention; referring to fig. 1, 2, 3 and 4, a lifting and translating synchronous pivot comprises a support 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 plates 70, wherein the support frame comprises 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 comprise a horizontal portion 1211 and an arc-shaped lifting portion 1212, and the rack is mounted on the top of the bottom plate and positioned between the two mounting plates; the first gear sleeve is arranged on the first shaft core and synchronously rotates with the first shaft core, the second gear sleeve is arranged on the second shaft core and synchronously rotates with the second shaft core, the two connecting pieces are clamped on the first gear and the second gear at the front end and the rear end simultaneously and are sleeved on the first shaft core and the second shaft core, the first shaft core and the second shaft core are both rotated to penetrate through the two guide grooves, so that the first gear, the second gear and the two connecting pieces fall into the assembly space, the first gear is in meshing transmission with the rack, and the second gear is in meshing transmission with the first gear.
In the structure, through the meshing transmission of the first gear that sets up on the first axle core and the rack that sets up on the bearer bottom plate, realize the function of translation, simultaneously, through the meshing transmission of the second gear that sets up on the second axle core and first gear, realized that the function that circular motion was done to the relative first gear of second gear, like this, the second gear is for the bearer action of just doing simultaneously and the translation to realize the ascending and the synchronous function of translation of pivot ware, for the structure among the prior art, the utility model discloses simplify the structure, reduced spare part, reached reduction in production cost's purpose, and the operation is very steady. Wherein, the guide way on the mounting panel of bearer comprises horizontal part and arc portion of rising, and the horizontal part can provide horizontal migration's guide function for first axle core and first gear, and the arc portion of rising can provide circular motion's guide function for second axle core and second gear, like this, uses the utility model discloses the electronic equipment of pivot ware, for example notebook computer, when opening display screen (LCD), LCD will move forward simultaneously and rebound to can avoid the interference of the step of base member.
In the structure, the two connecting pieces are clamped at the front end and the rear end of the first gear and the second gear at the same time and are rotatably sleeved on the first shaft core and the second shaft core at the same time for fixing the relative positions of the two gears. The sizes of 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 rotating angle of the second gear around the first gear can be increased.
In the above structure, the first gear and the second gear are in meshing transmission, and the first gear and the rack are in meshing transmission, and fig. 1 illustrates a case where the first gear and the second gear are straight gears and the rack is a straight rack, but not limited thereto, in other embodiments, the rack may also be a helical rack, and correspondingly, the first gear and the second gear may be helical gears.
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 the design of a non-circular shaft core, so that the gears can slide on the shaft core and cannot rotate in the circumferential direction.
Preferably, a first stopper 51 is formed at one end of the first shaft core, and when the first shaft core is rotatably inserted into the two guide grooves, one end of the first shaft core is locked by a first torsion assembly 80 abutting against the outer side of one of the mounting plates, and the first stopper abuts against the outer side of the other mounting plate. Here, the first torsion assembly cooperates with the first stopper to provide 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 and rotate along the guide grooves, thereby performing a function of the first gear moving linearly in the horizontal portion of the guide grooves.
Preferably, the first torsion assembly includes a plurality of first washers 81, a plurality of first butterfly-shaped spring pieces 82, and a first nut 83, and the first nut is in threaded connection with the first spindle to lock the first washers and the first butterfly-shaped spring pieces to the outer side of the mounting plate. Therefore, the first torsion assembly consisting of the first nut, the first gasket and the first butterfly-shaped elastic sheet can provide the functions of rotating torsion and tight-fit positioning for the first shaft core. However, the torsion is not limited to this, and in other embodiments, a covered torsion may also be used.
Preferably, a second stop 61 is formed in the middle of the second shaft core, a locking accessory 62 is formed at one end of the second shaft core, and when the second shaft core is rotatably arranged in the two guide grooves in a penetrating manner, the other end of the second shaft core is locked by a second torsion assembly 90 abutting against the outer side of one of the mounting plates, so that the second stop abuts against the outer side of the other mounting plate. Here, the second torque assembly is engaged with the second stopper to provide a rotational torque 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, thereby realizing the function of circular motion of the second gear around the first gear. Wherein the lock attachment is used for connecting a display of the electronic device and the carrier is used for connecting a base of the electronic device, so that when the display screen of the electronic device is opened, the LCD moves forwards and upwards simultaneously.
Preferably, the second torsion assembly includes a plurality of second spacers 91, a plurality of second butterfly-shaped elastic pieces 92 and a second nut 93, and the second nut is in threaded connection with the second spindle to lock the second spacers and the second butterfly-shaped elastic pieces to the outer side of the mounting plate. Therefore, the torque assembly consisting of the second nut, the second gasket and the second butterfly-shaped elastic sheet can provide rotating torque and the function of tight-fit positioning for the second shaft core. However, the torsion is not limited to this, and in other embodiments, a covered torsion may also be used.
In the above structure, the rack and the bottom plate may be separately installed or integrally formed, and preferably, the rack and the bottom plate are integrally formed. In specific implementation, the bearing frame and the rack can be integrally formed by MIM technology. The bearing frame and the rack are integrally formed, so that the assembling steps can be reduced.
Preferably, the support frame includes a first support frame and a second support frame, the first support frame includes the base plate and one of the mounting plates formed on the base plate, the second support frame includes the other of the mounting plates and a first protruding end 13 and a second protruding end 14 formed on the outer side and the inner side of the bottom end of the mounting plate, and the first protruding end and the second protruding end are locked to the base plate by a fastener. Like this, hold the frame and constitute by first support and second support, first support and second support can carry out dismantling fixed connection through the fastener, are convenient for install other parts in the assembly space between two mounting panels.
In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the invention. The foregoing description is only illustrative of the preferred embodiments of the invention, which can be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. All the contents that do not depart from the technical solution of the present invention, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention all still belong to the protection scope of the technical solution of the present invention.
Claims (7)
1. A lift and translate synchronous pivot device, comprising: the bearing frame comprises 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 plates (70), wherein the bearing frame comprises 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 in the two mounting plates and are symmetrically arranged, each guide groove comprises a horizontal part (1211) and an arc-shaped ascending part (1212), and the rack is mounted on the top of the bottom plate and is located between the two mounting plates; the first gear sleeve is arranged on the first shaft core and synchronously rotates with the first shaft core, the second gear sleeve is arranged on the second shaft core and synchronously rotates with the second shaft core, the two connecting pieces are clamped on the first gear and the second gear at the front end and the rear end simultaneously and are sleeved on the first shaft core and the second shaft core, the first shaft core and the second shaft core are both rotated to penetrate through the two guide grooves, so that the first gear, the second gear and the two connecting pieces fall into the assembly space, the first gear is in meshing transmission with the rack, and the second gear is in meshing transmission with the first gear.
2. The lift and translation synchronous pivot of claim 1 wherein: and a first stop (51) is formed at one end of the first shaft core, and when the first shaft core is rotatably arranged in the two guide grooves in a penetrating manner, one end of the first shaft core is locked by a first torsion component (80) abutting against the outer side of one mounting plate, and the first stop abuts against the outer side of the other mounting plate.
3. The lift and translation synchronous hub of claim 2, wherein: the first torsion assembly comprises a plurality of first gaskets (81), a plurality of first butterfly-shaped elastic sheets (82) and a first nut (83), the first nut is in threaded connection with the first shaft core, and the first gaskets and the first butterfly-shaped elastic sheets are locked to the outer side of the mounting plate.
4. The lift and translation synchronous pivot of claim 1 wherein: and a second stop (61) is formed in the middle of the second shaft core, a locking accessory (62) 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 by a second torsion assembly (90) abutting against the outer side of one mounting plate, so that the second stop abuts against the outer side of the other mounting plate.
5. The lift and translation synchronous hub of claim 4, wherein: the second torsion assembly comprises a plurality of second gaskets (91), a plurality of second butterfly-shaped elastic sheets (92) and second nuts (93), and the second nuts are in threaded connection with the second shaft cores and lock the second gaskets and the second butterfly-shaped elastic sheets to the outer sides of the mounting plates.
6. The lift and translation synchronous pivot of claim 1 wherein: the rack and the bottom plate are integrally formed.
7. The lift and translation synchronous pivot of claim 1 wherein: 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 (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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021490460.4U CN212377099U (en) | 2020-07-26 | 2020-07-26 | Synchronous pivot device for ascending and translating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021490460.4U CN212377099U (en) | 2020-07-26 | 2020-07-26 | Synchronous pivot device for ascending and translating |
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| CN212377099U true CN212377099U (en) | 2021-01-19 |
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| CN202021490460.4U Active CN212377099U (en) | 2020-07-26 | 2020-07-26 | Synchronous pivot device for ascending and translating |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901645A (en) * | 2021-03-01 | 2021-06-04 | 维沃移动通信有限公司 | Hinge mechanism and electronic device |
| CN115263906A (en) * | 2022-07-29 | 2022-11-01 | 联想(北京)有限公司 | Electronic equipment and rotating shaft mechanism thereof |
-
2020
- 2020-07-26 CN CN202021490460.4U patent/CN212377099U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901645A (en) * | 2021-03-01 | 2021-06-04 | 维沃移动通信有限公司 | Hinge mechanism and electronic device |
| CN115263906A (en) * | 2022-07-29 | 2022-11-01 | 联想(北京)有限公司 | Electronic equipment and rotating shaft mechanism thereof |
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