CN211574015U - Pivot device with lifting function - Google Patents
Pivot device with lifting function Download PDFInfo
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- CN211574015U CN211574015U CN201922133833.6U CN201922133833U CN211574015U CN 211574015 U CN211574015 U CN 211574015U CN 201922133833 U CN201922133833 U CN 201922133833U CN 211574015 U CN211574015 U CN 211574015U
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Abstract
The utility model discloses a pivot device with lifting function, which comprises a first bearing frame, a second bearing frame, a first rotating shaft, a second rotating shaft, a first connecting rod, a first torsion mechanism and a second torsion mechanism, wherein the first rotating shaft and the second rotating shaft are respectively rotatably arranged on the second bearing frame, the first torsion mechanism and the second torsion mechanism respectively provide rotating friction torsion for the first rotating shaft and the second rotating shaft, the first bearing frame connected with a display screen is coaxially and fixedly connected with the first rotating shaft, one end of the first connecting rod is coaxially and fixedly connected with the second rotating shaft, the other end of the first connecting rod is supported on the lower side surface of the lifting end of the turnover body, the utility model not only can realize that the display screen is opened and kept at a stable angle, but also can be linked with the turnover body of a notebook computer to synchronously incline, thereby facilitating the typing operation of a user, the user does not need to excessively lower the head operation, and can effectively reduce the fatigue feeling of the body, the muscle injury to the cervical vertebra and the shoulder of the human body is reduced, and the notebook computer user can feel more comfortable.
Description
Technical Field
The utility model relates to a pivot ware for notebook computer, in particular to pivot ware with lifting function.
Background
The movable electronic equipment such as notebook computer is basically composed of display screen and main body which can be opened or closed relatively, the pivot device is generally composed of fixed bearing frame and movable bearing frame, the fixed bearing frame is fixedly connected with main body of the main body, the movable bearing frame is fixedly connected with display screen, on both of them there are respectively set rotating shafts, and they are synchronously connected by means of transmission mechanism.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides a pivot ware with lifting function, this pivot ware with lifting function not only can realize opening and shutting of display screen and can also realize the slope of the body that can overturn on the notebook computer host body, uses easily comfortablely.
The utility model discloses a solve the technical scheme that its technical problem adopted and be: the utility model provides a pivot ware with lifting function, includes first bearer, second bearer, first pivot, second pivot, first connecting rod, first torsion mechanism and second torsion mechanism, first pivot and second pivot can be pivoted respectively and install on the second bearer, and first torsion mechanism and second torsion mechanism provide rotation friction torsion respectively for first pivot and second pivot for the first bearer of being connected with the display screen links firmly with first pivot is coaxial, and first connecting rod one end links firmly with the second pivot is coaxial, and the first connecting rod other end supports on the body lifting end downside that can overturn.
As a further improvement, the third bearing frame which is provided with a second connecting rod and a turnover body lifting end for connection is also provided, one end of the second connecting rod is hinged with the other end of the first connecting rod, and the other end of the second connecting rod is hinged with the third bearing frame.
As a further improvement of the utility model, still be equipped with drive mechanism, drive mechanism one end links to each other with first pivot, and the drive mechanism other end links to each other with the second pivot, and drive mechanism gives the second pivot with first pivot power transmission.
As a further improvement, the transmission mechanism includes first gear, second gear and inert gear, the coaxial fixed mounting of first gear is in first pivot, the coaxial fixed mounting of second gear is in the second pivot, and inert gear can the pivoted install on the second bearer, first gear and inert gear meshing transmission, inert gear and second gear meshing transmission.
As the further improvement of the utility model, the inertia gear is at least one, and the transmission of odd number inertia gear order meshing forms the inertia gear train, first gear and second gear respectively with the gear engagement transmission of this inertia gear train head and the tail.
As the utility model discloses a further improvement, the second holds the frame including connecting base and vertical connection wall, connect the base and link firmly perpendicularly with the connection wall, connect the base can with the fixed host computer body fixed connection of notebook computer, first pivot, second pivot and inert gear can rotate respectively and install on vertical connection wall.
As a further improvement, the second holds the frame and is two, and the symmetry is installed on the fixed host computer body of notebook computer, and first gear, second gear and inertia gear clamp locate between the vertical connecting wall that two seconds held the frame.
As a further improvement of the present invention, one end of the first and second rotating shafts is formed with a radially protruding retaining wall, the other end of the first and second rotating shafts is formed with an external thread, the first and second torque mechanisms include butterfly-shaped gaskets, nuts, and first and second cam gaskets with concave-convex matching surfaces, the first and second rotating shafts are sleeved with a plurality of butterfly-shaped gaskets, the first and second rotating shafts are sleeved with the first and second cam gaskets, the first cam gasket can slide axially and the circumferential locking sleeve is positioned on the first and second rotating shafts, the circumferential locking sleeve of the second cam gasket can rotate circumferentially and is positioned on the first and second rotating shafts, the second cam gasket and the second bearing frame are locked and positioned circumferentially, the concave-convex structures of the first and second cam gaskets are in close contact, the nuts are in threaded connection with the external threads on the first and second rotating shafts, and the butterfly-shaped gaskets on the first and second rotating shafts, And a gasket group formed by the first cam gasket and the second cam gasket is tightly clamped between the nut and the outer side surface of the second bearing frame.
As a further improvement of the present invention, the first connecting rod is of a U-shaped structure, the second connecting rod is hinged to the side wall of the U-shaped structure of the second connecting rod, and the second connecting rod can be accommodated in the U-shaped structure of the first connecting rod.
As a further improvement, the third bearing frame is a symmetrical structure with the second connecting rod hinge shaft symmetrical along the two ends.
As a further improvement of the utility model, the first bearing frame comprises a plane connecting part fixedly connected with the display screen of the notebook computer and a bent rotating arm fixedly connected with the first rotating shaft, and the bent rotating arm and the plane connecting part are of an integrated structure.
The utility model has the advantages that: the utility model discloses a display screen is opened in first pivot rotation, rotates with the second pivot and drives link mechanism and realize the body slope that can overturn in the notebook computer main part, the utility model discloses not only can realize that the display screen is opened and keep at stable angle, still can overturn the body and incline in step through drive mechanism linkage notebook computer simultaneously, when using notebook computer to carry out the during operation, can overturn certain inclination with notebook computer's the body that can overturn (generally be the keyboard) when opening the display screen, the person of facilitating the use carries out operations such as typing, and the user need not the operation of excessively lowering the head, can effectively alleviate health fatigue, alleviates the muscle damage to human cervical vertebra and shoulder, feels for the more comfortable use of notebook user.
Drawings
Fig. 1 is an exploded view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a left side view of the present invention;
fig. 4 is a top view of the present invention;
fig. 5 is a bottom view of the present invention;
FIG. 6 is a front view of the display screen of the present invention in a closed state;
fig. 7 is a front view of the display screen of the present invention in a 60 ° open state;
fig. 8 is a front view of the display screen of the present invention in a state of being opened by 100 °;
fig. 9 is a front view of the display screen in a state of 140 ° open according to the present invention.
Detailed Description
Example (b): the utility model provides a pivot ware with lifting function, includes first bolster 1, second bolster 2, first pivot 3, second pivot 4, first connecting rod 5, first torsion mechanism 6 and second torsion mechanism 7, first pivot 3 and second pivot 4 can be pivoted respectively and install on second bolster 2, and first torsion mechanism 6 and second torsion mechanism 7 provide rotation friction torsion for first pivot 3 and second pivot 4 respectively for first bolster 1 of being connected with the display screen links firmly with first pivot 3 is coaxial, and 5 one end of first connecting rod links firmly with second pivot 4 is coaxial, and the 5 other ends of first connecting rod support on the body lifting end downside that can overturn.
When the notebook computer is used, the second bearing frame 2 is fixedly arranged on a fixed host body of the notebook computer, the second bearing frame 2 keeps fixed and plays a role in supporting, the first bearing frame 1 is fixed on a display screen of the notebook computer, when the display screen is opened, the display screen drives the first rotating shaft 3 to rotate, the first torsion mechanism 6 provides rotating friction torsion for the first rotating shaft 3, when the display screen is opened to a proper angle, the display screen can keep the stable and fixed angle, the second rotating shaft 4 is rotated, one end of the second connecting rod 8 rotates along with the second rotating shaft 4, the other end of the second connecting rod 8 rises to lift up the lifting end of the turnover body of the notebook computer, the turnover body of the notebook computer rotates a certain angle on the fixed host body to form an inclined state, and the second rotating shaft 4 stops rotating, so that the turnover body of the notebook computer stops continuously rotating and keeps the inclined state, this pivot ware can realize opening and shutting of notebook computer display screen and opening and shutting of notebook computer turnover body, when using notebook computer to carry out work, can overturn certain inclination with notebook computer's turnover body (generally for the keyboard), and the person of facilitating the use types etc. and operates, and the user need not excessively to hang down the head and operates, can effectively alleviate the tired sense of health, alleviates the muscle damage to human cervical vertebra and shoulder, gives the more comfortable use of notebook computer user and experiences.
A second connecting rod 8 and a third bearing frame 9 which is used for connecting the lifting end of the turnable body are also arranged, one end of the second connecting rod 8 is hinged with the other end of the first connecting rod 5, and the other end of the second connecting rod 8 is hinged with the third bearing frame 9.
When in use, the third bearing frame 9 is fixedly arranged on the turnable body of the notebook computer, the first connecting rod 5, the second connecting rod 8, the third bearing frame 9, the turnable body of the notebook computer on the third bearing frame, the second bearing frame 2 and the fixed host body of the notebook computer fixed with the third bearing frame form a four-bar mechanism, when the second rotating shaft 4 is rotated, the first connecting rod 5 rotates around one end of the third connecting rod, the third bearing frame 9 and the turnable body of the notebook computer on the third bearing frame are turned over therewith, when the turnable body of the notebook computer is turned over for a certain angle, the second rotating shaft 4 keeps the stable angle under the action of the second torsion mechanism 7, the stable turning angle maintenance of the third bearing frame 9 and the turnable body of the notebook computer on the third bearing frame is realized, the structure can ensure that the first connecting rod 5 and the second connecting rod 8 form a straight line after the second rotating shaft 4 is turned over to a certain angle through design, the third supporting frame 9 is perpendicular to the straight line, i.e. the four-bar mechanism forms a right triangle structure, which can keep a stable state, and prevent the turnover body of the notebook computer from losing a stable supporting state under the action of pressure.
The transmission mechanism is further arranged, one end of the transmission mechanism is connected with the first rotating shaft 3, the other end of the transmission mechanism is connected with the second rotating shaft 4, and the transmission mechanism transmits power of the first rotating shaft 3 to the second rotating shaft 4. The display screen of the notebook computer is linked with the turnover body through the transmission mechanism, when the display screen of the notebook computer is opened, the turnover body of the notebook computer automatically turns over to be in an inclined state, the inclination angle of the turnover body is prevented from being adjusted again, and the notebook computer is convenient to use.
The transmission mechanism comprises a first gear 10, a second gear 11 and an inert gear 12, the first gear 10 is coaxially and fixedly installed on the first rotating shaft 3, the second gear 11 is coaxially and fixedly installed on the second rotating shaft 4, the inert gear 12 can be rotatably installed on the second bearing frame 2, the first gear 10 is in meshing transmission with the inert gear 12, and the inert gear 12 is in meshing transmission with the second gear 11. Through gear drive, simple structure, occupation space is little, and power transmission is stable, except gear drive, can also be sprocket chain drive, link mechanism transmission etc..
The number of the idle gears 12 is at least one, odd number of the idle gears 12 are sequentially meshed and driven to form an idle gear set, and the first gear 10 and the second gear 11 are respectively meshed and driven with the gears at the head and the tail of the idle gear set. Through the transmission of a plurality of inertia gears 12 with the first and second gears, power transmission is realized, and the structure can improve the rotating torque force.
The second bearing frame 2 comprises a connecting base and a vertical connecting wall, the connecting base is vertically and fixedly connected with the connecting wall, the connecting base can be fixedly connected with the fixed host body of the notebook computer, and the first rotating shaft 3, the second rotating shaft 4 and the inert gear 12 can be respectively rotatably installed on the vertical connecting wall. The structure is convenient for the fixed installation of the second bearing frame 2 and the fixed host body of the notebook computer, and is convenient for the installation of the first rotating shaft 3, the second rotating shaft 4 and the inertia gear 12.
The two second bearing frames 2 are symmetrically arranged on the fixed host body of the notebook computer, and the first gear 10, the second gear 11 and the inert gear 12 are clamped between the vertical connecting walls of the two second bearing frames 2.
One end of the first rotating shaft 3 and one end of the second rotating shaft 4 are provided with a radial outward protruding retaining wall 13, the other end of the first rotating shaft 4 and the other end of the second rotating shaft 4 are provided with external threads, the first torsion mechanism 6 and the second torsion mechanism 7 both comprise butterfly gaskets 14, nuts 15, and a first cam gasket 16 and a second cam gasket 17, the surfaces of which are in concave-convex matching, the butterfly gaskets 14 are sleeved on the first rotating shaft 3 and the second rotating shaft 4, the first cam gasket 16 can axially slide and is sleeved on the first rotating shaft 3 and the second rotating shaft 4 in a locking way in the circumferential direction, the second cam gasket 17 is sleeved on the first rotating shaft 3 and the second rotating shaft 4 in a rotating way in the circumferential direction, the second cam gasket 17 is in locking and positioning in the circumferential direction of the second bearing frame 2, the concave-convex structures of the first cam gasket 16 and the second cam gasket 17 are in tight contact, the nuts 15 are in threaded connection with the external threads on the first rotating shaft, the gasket group formed by the butterfly gaskets 14, the first cam gaskets 16 and the second cam gaskets 17 on the first rotating shaft 3 and the second rotating shaft 4 is tightly clamped between the nut 15 and the outer side surface of the second bearing frame 2.
The butterfly-shaped gasket 14 is axially elastic, and the first cam gasket 16 and the second cam gasket 17 move relatively to the axial direction in the rotation process of the first rotating shaft 3 to clamp the first gear 10 and the second gear 11, so that friction torque is formed, the display screen can keep a stable angle, and besides the torque structure, the display screen can also be other torque mechanisms, for example, friction torque is provided by tightly clamping the outer sides of the circumferences of the first rotating shaft and the second rotating shaft.
The first connecting rod 5 is of a U-shaped structure, the second connecting end is hinged to the side wall of the U-shaped structure of the second connecting rod 8, and the second connecting rod 8 can be just accommodated in the U-shaped structure of the first connecting rod 5. When the notebook computer is in a closed state, the second connecting rod 8 is hidden in the first connecting rod 5, so that the notebook computer can be kept closed tightly, and the thinnest thickness can be kept.
The third bearing frame 9 is a symmetrical structure with two ends symmetrical to the hinge shaft of the second connecting rod 8 along the third bearing frame, and the structure can keep stable support for the turnover body of the notebook computer.
The first bearing frame 1 comprises a plane connecting part fixedly connected with a display screen of the notebook computer and a bent rotating arm coaxially and fixedly connected with the first rotating shaft 3, and the bent rotating arm and the plane connecting part are of an integral structure. The structure ensures that the display screen of the notebook computer can not interfere with the fixed host body of the notebook computer when being opened.
Claims (10)
1. A pivot device with lifting function is characterized in that: including first bearing frame (1), second bearing frame (2), first pivot (3), second pivot (4), first connecting rod (5), first torsion mechanism (6) and second torsion mechanism (7), first pivot and second pivot can be pivoted respectively and install on the second bearing frame, and first torsion mechanism and second torsion mechanism provide rotation friction torsion respectively for first pivot and second pivot for the first bearing frame of being connected with the display screen links firmly with first pivot is coaxial, and first connecting rod one end links firmly with the second pivot is coaxial, and the first connecting rod other end supports on the body lifting end downside that can overturn.
2. The pivot with lifting function of claim 1, characterized in that: the lifting device is also provided with a second connecting rod (8) and a third bearing frame (9) which is used for connecting the lifting end of the turnable body, one end of the second connecting rod is hinged with the other end of the first connecting rod, and the other end of the second connecting rod is hinged with the third bearing frame.
3. Pivot with lifting function according to claim 1 or 2, characterized in that: the transmission mechanism is further arranged, one end of the transmission mechanism is connected with the first rotating shaft, the other end of the transmission mechanism is connected with the second rotating shaft, and the transmission mechanism transmits the power of the first rotating shaft to the second rotating shaft.
4. The pivot with lifting function of claim 3, characterized in that: the transmission mechanism comprises a first gear (10), a second gear (11) and an inert gear (12), the first gear is coaxially and fixedly arranged on a first rotating shaft, the second gear is coaxially and fixedly arranged on a second rotating shaft, the inert gear can be rotatably arranged on a second bearing frame, the first gear is in meshing transmission with the inert gear, and the inert gear is in meshing transmission with the second gear.
5. The pivot with lifting function of claim 4, characterized in that: the number of the inert gears is at least one, odd number of the inert gears are sequentially meshed and driven to form an inert gear set, and the first gear and the second gear are respectively meshed and driven with the gears at the head and the tail of the inert gear set.
6. The pivot with lifting function of claim 4, characterized in that: the second bearing frame comprises a connecting base and a vertical connecting wall, the connecting base is vertically and fixedly connected with the connecting wall, the connecting base can be fixedly connected with the fixed host body of the notebook computer, and the first rotating shaft, the second rotating shaft and the inert gear can be respectively rotatably installed on the vertical connecting wall.
7. The pivot with lifting function of claim 6, characterized in that: the two second bearing frames are symmetrically arranged on the fixed host body of the notebook computer, and the first gear, the second gear and the inert gear are clamped between the vertical connecting walls of the two second bearing frames.
8. The pivot with lifting function of claim 7, characterized in that: one end of the first rotating shaft and one end of the second rotating shaft are provided with a radial outward protruding retaining wall (13), the other end of the first rotating shaft and the other end of the second rotating shaft are provided with external threads, the first torsion mechanism and the second torsion mechanism respectively comprise butterfly gaskets (14), nuts (15), and first cam gaskets (16) and second cam gaskets (17) with concave-convex matching surfaces, the surfaces of the first torsion mechanism and the second torsion mechanism are provided with the concave-convex matching surfaces, the butterfly gaskets are sleeved on the first rotating shaft and the second rotating shaft, the first cam gaskets can axially slide and are sleeved on the first rotating shaft and the second rotating shaft in a circumferential direction in a locking manner, the second cam gaskets can be sleeved on the first rotating shaft and the second rotating shaft in a circumferential direction in a rotating manner, the second cam gaskets are positioned in a circumferential direction of the second bearing frame in a locking manner, the concave-convex structures of the first cam gaskets and the second cam gaskets are in tight contact, the nuts are in threaded connection with, And a gasket group formed by the first cam gasket and the second cam gasket is tightly clamped between the nut and the outer side surface of the second bearing frame.
9. The pivot with lifting function of claim 2, characterized in that: the first connecting rod is of a U-shaped structure, one second connecting end is hinged to the side wall of the U-shaped structure of the second connecting rod, the second connecting rod can be accommodated in the U-shaped structure of the first connecting rod, and the third bearing frame is of a symmetrical structure with two ends symmetrical to the hinged shaft of the second connecting rod along the third bearing frame.
10. The pivot with lifting function of claim 1, characterized in that: the first bearing frame comprises a plane connecting part fixedly connected with a display screen of the notebook computer and a bent rotating arm coaxially and fixedly connected with the first rotating shaft, and the bent rotating arm and the plane connecting part are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922133833.6U CN211574015U (en) | 2019-12-03 | 2019-12-03 | Pivot device with lifting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922133833.6U CN211574015U (en) | 2019-12-03 | 2019-12-03 | Pivot device with lifting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211574015U true CN211574015U (en) | 2020-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922133833.6U Active CN211574015U (en) | 2019-12-03 | 2019-12-03 | Pivot device with lifting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211574015U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114860033A (en) * | 2022-05-09 | 2022-08-05 | 东莞斯蒙奇智能科技有限公司 | Rotating shaft mechanism with lifting function |
| CN116820191A (en) * | 2023-08-30 | 2023-09-29 | 荣耀终端有限公司 | Hinge mechanism and folding screen equipment |
-
2019
- 2019-12-03 CN CN201922133833.6U patent/CN211574015U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114860033A (en) * | 2022-05-09 | 2022-08-05 | 东莞斯蒙奇智能科技有限公司 | Rotating shaft mechanism with lifting function |
| CN116820191A (en) * | 2023-08-30 | 2023-09-29 | 荣耀终端有限公司 | Hinge mechanism and folding screen equipment |
| CN116820191B (en) * | 2023-08-30 | 2023-12-01 | 荣耀终端有限公司 | Hinge mechanism and folding screen equipment |
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