CN206571817U - Slim dual-axis pivot device - Google Patents
Slim dual-axis pivot device Download PDFInfo
- Publication number
- CN206571817U CN206571817U CN201720226043.0U CN201720226043U CN206571817U CN 206571817 U CN206571817 U CN 206571817U CN 201720226043 U CN201720226043 U CN 201720226043U CN 206571817 U CN206571817 U CN 206571817U
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- axle
- gear
- torsion
- pivot device
- bolster
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Abstract
The utility model discloses a kind of slim dual-axis pivot device, including first axle, second axle, first gear, second gear, upper fixed bolster, lower fixed bolster, connect bolster and torsion provides device, the upper fixed bolster for being fixedly connected with display screen is fixed on first axle one end, lower fixed bolster for being fixedly connected with system end is fixed on second axle one end, first gear circumferencial direction stop sleeve is in first axle, second gear circumferencial direction stop sleeve is on the second axle, connection bolster two ends are respectively equipped with first, two perforation, first, two axles are parallel to be arranged in the first of connection bolster, in two perforation, torsion provides device and rotates offer torsion to first axle and the second axle, the first gear is oppositely oriented helical gear with second gear, and first gear and second gear engaged transmission, the utility model can effectively shorten the longitudinal direction sum total height of whole pivot device, it is thinned such dual-axis pivot device.
Description
Technical field
The utility model is related to a kind of pivot device structure for realizing display screen rotation, more particularly to a kind of slim twin shaft
Pivot device.
Background technology
The electronic devices of notebook computer etc come lid and main frame system on control display screen curtain using dual-axis pivot device
System end opens or closes action, and such dual-axis pivot device substantially provided with two-phase center roller, makes two-phase center roller in display screen
Lid during the opening and closing of host computer system end with that can synchronize action on curtain.
Existing dual-axis pivot device is generally provided with the axle body of two-phase center roller sequentially to be concatenated the fixation bolster area of arrangement, moves
Power area and torsion area, making to fix bolster area, group connects lid and host computer system end on display screen respectively, and is passed on via power-section
Lid is opened and closed process to reach twin shaft with dynamic with host computer system end on display screen, while forming positioning torsion via torsion area.
Conventional dual-axis pivot device must use spur gear group to pass on power so that the longitudinal direction of whole dual-axis pivot device is high
Degree and thickness are difficult to reduce, in the continuous evolution process of notebook computer etc mobile electronic device, the slimming of product into
For a kind of trend, the dual-axis pivot device of such use spur gear power packages fully can not be simultaneously useful on thinned electronic equipment.
Utility model content
In order to overcome drawbacks described above, the utility model provides a kind of slim dual-axis pivot device, the slim twin shaft pivot
Height is longitudinally summed up in the power-section that axle device can effectively reduce such pivot device, is thinned pivot device, and reduces pivot device fortune
The rotation stress born when making.
The utility model is to solve the technical scheme that its technical problem is used：A kind of slim dual-axis pivot device,
There is provided including first axle, the second axle, first gear, second gear, upper fixed bolster, lower fixed bolster, connection bolster and torsion
Device, the upper fixed bolster for being fixedly connected with display screen is fixed on first axle one end, for being fixed with system end
The lower fixed bolster of connection is fixed on second axle one end, and first gear circumferencial direction stop sleeve is in first axle, second gear
Circumferencial direction stop sleeve is on the second axle, and connection bolster two ends are respectively equipped with first and second perforation, and first and second axle is parallel to be worn
In in first and second perforation of connection bolster, torsion provides device and provides torsion, first tooth to first axle and the rotation of the second axle
Wheel and second gear are oppositely oriented helical gear, and first gear and second gear engaged transmission.
As further improvement of the utility model, the first gear is shaped in first axle, second gear one
It is body formed on the second axle.
As further improvement of the utility model, helical teeth inclination angle is 45 degree in the first gear and second gear
Angle.
As further improvement of the utility model, fixed bolster is with first axle one end by riveting stationary phase
Even, lower fixed bolster is fixedly linked with second axle one end by riveting.
As further improvement of the utility model, fixed bolster is provided with the first crimping clad structure, lower solid
Bolster is determined provided with the second crimping clad structure, and the first crimping clad structure and volume Two bag clad structure are tightly fastened set respectively
On the outside of first and second axle one end.
As further improvement of the utility model, the torsion, which provides device, includes at least one torsion axially arranged
Part and fixed stop, the torsion elements two ends are respectively equipped with perforation and lower perforation, and the first axle other end can be rotated
Order be inserted in the upper perforation of each torsion elements, the order that the second axle other end can be rotated is inserted in each torsion elements
In lower perforation, fixed stop is individually fixed in first and second axle other end end, and the entirety of at least one torsion elements composition is close
It is located between the first and second gear other end and fixed stop.
As further improvement of the utility model, deposited between the upper and lower perforation at the torsion elements two ends and first and second axle
In elastic clip clamp force.
As further improvement of the utility model, the upper and lower perforation at the torsion elements two ends is that opening direction is opposite
First and second c-shaped opening is perforated.
As further improvement of the utility model, the torsion elements are that a sheet material inward at both ends crimps opening for bending formation
The relative wrapping structure in mouth direction, first and second axle is inserted in two wrapping structures respectively.
As further improvement of the utility model, torsion provides device to be stopped including some shell fragments, some pads and fixation
Block piece, some shell fragments are movably set on the outside of first axle and the second axle other end, and some pad circumferencial direction stop are arranged
On the outside of first axle and the second axle other end, two fixed stops are fixedly installed in the first and second axle other end respectively, if described
What dry shell fragment and overall one end elasticity of some pads formation were formed tight against the connection bolster other end, some shell fragments and some pads
Overall other end elasticity is tight against fixed stop one end.
The beneficial effects of the utility model are：The utility model passes through two oppositely oriented left-handed and right hand helix gears
Twin shaft is carried out with dynamic substitution spur gear bridle joint transmission mechanism, can effectively shorten the longitudinal direction sum total height of whole pivot device, make such
Dual-axis pivot device is thinned, and reduces the rotation stress born during running, and providing mechanism by different torsion realizes rotation
The offer of torsion, further reduces pivot device size, realizes the mobile device slimming development of notebook computer etc.
Brief description of the drawings
Fig. 1 is the first structural perspective of the utility model；
Fig. 2 is the first structure decomposition figure of the utility model；
Fig. 3 is A portions enlarged drawing in Fig. 2；
Fig. 4 is the gear engagement states schematic diagram of the first structure of the utility model；
Fig. 5 is the first structure of the utility model in closure state schematic diagram；
Fig. 6 is the first structure of the utility model in open mode schematic diagram；
Fig. 7 is second of structural perspective of the utility model；
Fig. 8 is torsion elements stereogram in second of structure of the utility model；
Fig. 9 is the third structural perspective of the utility model；
Figure 10 is torsion elements front perspective view in the utility model the third structure；
Figure 11 is torsion elements rear perspective figure in the utility model the third structure.
Embodiment
Embodiment：A kind of slim dual-axis pivot device, including first axle 10, the second axle 20, first gear 41, second gear
42nd, upper fixed bolster 31, lower fixed bolster 32, connection bolster 51 and torsion provide device 50, described to be used to consolidate with display screen
Surely the upper fixed bolster 31 connected is fixed on the one end of first axle 10, and the lower fixed bolster 32 for being fixedly connected with system end is fixed
In the one end of the second axle 20, the circumferencial direction stop sleeve of first gear 41 is in first axle 10, the circumferencial direction stop of second gear 42
It is sheathed on the second axle 20, connection bolster 51 two ends are respectively equipped with first and second perforation, first and second axle is parallel to be arranged in connection and hold
In first and second perforation of frame 51, torsion provides device 50 and rotates offer torsion, first tooth to the axle 20 of first axle 10 and second
Wheel 41 and second gear 42 are oppositely oriented helical gear, and first gear 41 and the engaged transmission of second gear 42, pass through helical teeth
Wheel drive mechanism can form Biaxial synchronous rotating mechanism with the gear train simplified in such torque pivot device, make twin shaft torque pivot
Device opens or closes that rotation process is more quick and smooth, said structure twin shaft can be made with longitudinal height reduction of dynamic pivot device and
Flattening, it is convenient to be applied on the electronic equipment with slimming design.
The first gear 41 is shaped in first axle 10, and second gear 42 is shaped on the second axle 20.
Helical teeth inclination angle is 45 degree of angles in the first gear 41 and second gear 42.
Fixed bolster 31 is fixedly linked with the one end of first axle 10 by riveting, the lower fixed axle 20 of bolster 32 and second
One end is fixedly linked by riveting.
Fixed bolster 31 is provided with the first crimping clad structure 311, and lower fixed bolster 32 is provided with the second crimping
Clad structure 321, the first crimping clad structure 311 and volume Two bag clad structure are tightly fastened are sheathed on first and second axle respectively
On the outside of one end.
The torsion, which provides device 50, includes at least one torsion elements 501 and fixed stop 60 for axially arranging, described
The two ends of torsion elements 501 are respectively equipped with perforation 502 and lower perforation 503, and the order that the other end of first axle 10 can be rotated is inserted
In the upper perforation 502 of each torsion elements 501, the order that the other end of the second axle 20 can be rotated is inserted in each torsion elements
In 501 lower perforation 503, fixed stop 60 is individually fixed in first and second axle other end end, at least one torsion elements 501
The entirety of composition is closely located between the first and second gear other end and fixed stop 60.
There is elastic clip clamp force between the axle of upper and lower perforation 503 and first and second at the two ends of torsion elements 501, pass through elasticity
The offer for realizing rotation friction is provided, and then forms active torsion, holding when display screen opens any angle can keep steady
Fixed position.
The upper and lower perforation 503 at the two ends of torsion elements 501 be the opposite first and second c-shaped opening perforation 504 of opening direction,
505, the grip friction power offer to be formed to axle is opened by the opening elasticity of c-shaped opening structure, and then form torsion.
The torsion elements 501 are the relative wrapping structure 506 of the opening direction of sheet material inward at both ends curling bending formation,
First and second axle is inserted in two wrapping structures 506 respectively, and the elasticity bag to first and second axle is realized by wrapping structure 506
Cover, and then torsion is provided.
Torsion, which provides device 50, includes some shell fragments 53, some pads 52 and fixed stop 60, some shell fragments 53
It is movably set on the outside of the other end of 10 and second axle of first axle 20, some circumferencial direction stop sleeves of pad 52 are located at the He of first axle 10
On the outside of the other end of second axle 20, two fixed stops 60 are fixedly installed in the first and second axle other end, some shell fragments respectively
53 and some pads 52 formation overall one end elasticity tight against connection the other end of bolster 51, some shell fragment 53 and some pads 52 shapes
Into the overall other end elasticity tight against the one end of fixed stop 60, by shell fragment 53, axial elastic deformation realizes axial grip, enters
And rotation friction when forming relative rotation between each part, and then formed and rotate torsion, connection bolster 51 can be it is multiple, such as
Three, pad 52 be located in it is adjacent connection bolster 51 between, connection bolster 51 and shell fragment 53 between and shell fragment 53 with fix stop
Between block piece 60, the both sides of pad 52 can form coarse rubbing surface, and the fixed stop member is one kind in snap ring and nut.
Claims (10)
1. a kind of slim dual-axis pivot device, it is characterised in that：Including first axle (10), the second axle (20), first gear (41),
Second gear (42), upper fixed bolster (31), lower fixed bolster (32), connection bolster (51) and torsion provide device (50), institute
State the upper fixed bolster for being fixedly connected with display screen and be fixed on first axle one end, for being fixedly connected down with system end
Fixed bolster is fixed on second axle one end, and first gear circumferencial direction stop sleeve is in first axle, second gear circumferencial direction
Stop sleeve is on the second axle, and connection bolster two ends are respectively equipped with first and second perforation, and first and second axle is parallel to be arranged in connection and hold
In first and second perforation of frame, torsion provides device and rotates offer torsion, the first gear and second to first axle and the second axle
Gear is oppositely oriented helical gear, and first gear and second gear engaged transmission.
2. slim dual-axis pivot device according to claim 1, it is characterised in that：The first gear is shaped in
On one axle, second gear is shaped on the second axle.
3. slim dual-axis pivot device according to claim 1, it is characterised in that：In the first gear and second gear
Helical teeth inclination angle is 45 degree of angles.
4. slim dual-axis pivot device according to claim 1, it is characterised in that：Fixed bolster and first axle one
End is fixedly linked by riveting, and lower fixed bolster is fixedly linked with second axle one end by riveting.
5. slim dual-axis pivot device according to claim 1, it is characterised in that：Fixed bolster is provided with first
Crimping clad structure (311), lower fixed bolster is provided with the second crimping clad structure (321), the first crimping clad structure and the
The bag clad structures of volume two are tightly fastened respectively to be sheathed on the outside of first and second axle one end.
6. slim dual-axis pivot device according to claim 1, it is characterised in that：The torsion, which provides device, to be included at least
One axially arrangement torsion elements (501) and fixed stop, the torsion elements two ends be respectively equipped with perforation (502) and under wear
Hole (503), the order that the first axle other end can be rotated is inserted in the upper perforation of each torsion elements, the second axle other end
The order that can be rotated is inserted in the lower perforation of each torsion elements, and fixed stop is individually fixed in the first and second axle other end
End, the entirety of at least one torsion elements composition is closely located between the first and second gear other end and fixed stop.
7. slim dual-axis pivot device according to claim 6, it is characterised in that：The upper and lower of torsion elements two ends is worn
There is elastic clip clamp force between hole and first and second axle.
8. slim dual-axis pivot device according to claim 7, it is characterised in that：The upper and lower of torsion elements two ends is worn
Hole is the opposite first and second c-shaped opening perforation (504,505) of opening direction.
9. slim dual-axis pivot device according to claim 7, it is characterised in that：The torsion elements be a sheet material two ends to
Involute complications bending into the relative wrapping structure of opening direction, first and second axle is inserted in two wrapping structures (506) respectively
It is interior.
10. slim dual-axis pivot device according to claim 1, it is characterised in that：Torsion, which provides device, includes some bullets
Piece (53), some pads (52) and fixed stop (60), some shell fragments are movably set in first axle and the second axle is another
End outside, some pad circumferencial direction stop sleeves are on the outside of first axle and the second axle other end, two fixed stop difference
The first and second axle other end is fixedly installed in, overall one end elasticity of some shell fragments and some pads formation is held tight against connection
The overall other end elasticity of the frame other end, some shell fragments and the formation of some pads is tight against fixed stop one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720226043.0U CN206571817U (en) | 2017-03-09 | 2017-03-09 | Slim dual-axis pivot device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720226043.0U CN206571817U (en) | 2017-03-09 | 2017-03-09 | Slim dual-axis pivot device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206571817U true CN206571817U (en) | 2017-10-20 |
Family
ID=60057813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720226043.0U Active CN206571817U (en) | 2017-03-09 | 2017-03-09 | Slim dual-axis pivot device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206571817U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108087417A (en) * | 2018-01-03 | 2018-05-29 | 昆山玮硕恒基智能科技股份有限公司 | Torsion chip self-closing structure and apply its twin shaft core shaft |
| CN110159647A (en) * | 2018-02-13 | 2019-08-23 | 仁宝电脑工业股份有限公司 | Multiaxial type rotary axis module and electronic device |
-
2017
- 2017-03-09 CN CN201720226043.0U patent/CN206571817U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108087417A (en) * | 2018-01-03 | 2018-05-29 | 昆山玮硕恒基智能科技股份有限公司 | Torsion chip self-closing structure and apply its twin shaft core shaft |
| CN110159647A (en) * | 2018-02-13 | 2019-08-23 | 仁宝电脑工业股份有限公司 | Multiaxial type rotary axis module and electronic device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |