CN208457016U - Twin shaft interlocks pivot device - Google Patents
Twin shaft interlocks pivot device Download PDFInfo
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- CN208457016U CN208457016U CN201820952462.7U CN201820952462U CN208457016U CN 208457016 U CN208457016 U CN 208457016U CN 201820952462 U CN201820952462 U CN 201820952462U CN 208457016 U CN208457016 U CN 208457016U
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Abstract
The utility model discloses a kind of twin shafts to interlock pivot device, including first axle, second axis, first gear and second gear, first gear is coaxially fixedly installed in first axle, second gear is coaxially fixedly installed on the second axis, it is additionally provided with intermediate gear and accommodating ontology, hollow cavity is formed on the inside of accommodating ontology, the accommodating two opposite side walls of ontology are equipped with the first perforation and the second perforation worn for first axle and the second axis, what intermediate gear can rotate is installed in accommodating ontology, the first gear and second gear are just placed in the cavity of accommodating ontology, and intermediate gear simultaneously with first gear and second gear engaged transmission, it is simple that the utility model leads to overall structure, Assembly part is few, accomplish that a part has both multiple functions, and then reach optimization structure, it reduces part collocation tolerance and assembles the effect in working hour, and Integral rigidity intensity can be promoted and more durable.
Description
Technical field
It is the utility model relates to a kind of gearing pivot, in particular to a kind of suitable for the same dynamic of such as electronic equipment pivot device
Twin shaft interlock pivot device.
Background technique
As notebook computer class mobile electronic device for, display substantially by that can open or close opposite to each other
End is formed with system end, is usually connected by pivot device between display end and system end and as on-off action axle center,
Display end and system end are also combined with the opposite bolster for positioning each shaft of pivot device respectively.General twin shaft is the same as dynamic pivot
Device, when mainly making wherein axis rotation, another axis can synchronize rotation, make display end and system end can by pivot device into
Row rotates synchronously.
In general, multiaxis pivot device more than twin shaft is equipped with transmission gear in each shaft, to make multi-axial Simultaneous
Rotation, and current structure design is that intermediate gear is arranged between shaft to constitute same moving gear mechanism, is made on intermediate gear
Bridle joint interlocks each other with the opposed helical helical gear that is integrally formed out respectively for lower end, helps to be promoted such twin shaft with dynamic pivot device
Minimize the force structure intensity of transmission mechanism.
However, the pivot coupling arrangement in this class of electronic devices, be normally located at display end and system end opposed end it
Between narrow space in, currently available technology is although small in size to be held into the narrow space, but existing designed component is complicated
It is various, above-mentioned same moving gear mechanism is positioned, pivot coupling arrangement designed by the prior art must use and arrive more part,
And the manufacturing tolerance precision requirement of these correlated parts is higher, and assembling also more expends working hour, the integral strength after assembling
Durability that is insufficient and influencing entire electronic equipment.
Utility model content
In order to overcome drawbacks described above, the utility model provides a kind of twin shaft gearing pivot device, which interlocks pivot
Apparatus structure is simple, can reduce part collocation tolerance, and convenient for assembling, integral rigidity intensity is high, durable, and each part
Die sinking and assemble stable it is high.
The utility model is to solve technical solution used by its technical problem: a kind of twin shaft gearing pivot device,
It is coaxially fixedly installed in first axle including first axle, the second axis, first gear and second gear, first gear, second gear
It is coaxially fixedly installed on the second axis, is additionally provided with intermediate gear and accommodating ontology, is formed with hollow cavity on the inside of accommodating ontology,
The accommodating two opposite side walls of ontology are equipped with the first perforation and the second perforation worn for first axle and the second axis, intermediate gear energy
What is enough rotated is installed in accommodating ontology, and the first gear and second gear are just placed in the cavity of accommodating ontology, and in
Between gear simultaneously with first gear and second gear engaged transmission.
The first axle and the second axis are arranged in parallel as a further improvement of the utility model, the shaft of intermediate gear
Between the first and second axis and vertical with the first and second axis, the first and second gear and intermediate gear are helical gear.
Described this body sidewall of accommodating is equipped with and the first and second perforated vertical as a further improvement of the utility model,
Third perforation, the shaft of intermediate gear are rivet, and what intermediate gear can rotate is sheathed on the outside of rivet, the riveted at rivet both ends
Flange is closely against respectively on accommodating outer body surface.
It is located at the third perforation in accommodating ontology two opposite side walls as a further improvement of the utility model, symmetrically to set
The counter sink set, the riveted turn-up portion of rivet are just placed in the countersunk head of third perforation.
One end of the first axle and the second axis is equipped with that diameter extends out as a further improvement of the utility model,
One, two bulge loop, first axle and the second axis are non-circular structure, and the inner hole of first gear and second gear is and first axle and the
The matched non-circular hole of two axis, first gear and second gear both ends difference backstop are in the first and second bulge loop and accommodating ontology one end
Inner sidewall on.
It is accommodated in the first perforation and the second perforation in ontology two opposite side walls as a further improvement of the utility model,
The bulge loop outer diameter of diameter respectively with first axle and the second axis axis and thereon matches.
The hollow out entered for intermediate gear is additionally provided on the accommodating ontology as a further improvement of the utility model,
Portion.
The hollow-out parts are located at least one in the first perforation and the second perforation as a further improvement of the utility model,
Along the side wall of its circumferencial direction.
First and second perforation with hollow-out parts is the broken of sidewall opening as a further improvement of the utility model,
Pore structure.
It is additionally provided with L-shaped display end bolster and system end bolster as a further improvement of the utility model, it is described aobvious
Show that the one side wall of end bolster and system end bolster is fixedly connected with one end of the first and second axis respectively, display end bolster and system end
Another side wall of bolster is parallel to first axle and the second axis is arranged, on another side wall of display end bolster and system end bolster respectively
Equipped with the connecting hole for display end and system end stationary positioned.
The beneficial effects of the utility model are: the utility model realizes the first tooth in first axle by an accommodating ontology
The receiving of wheel, the second gear on the second axis and intermediate gear, meanwhile, accommodating ontology is also used for realizing first axle and the second axis
Positioning and first gear and second gear axially position, overall structure is simple, and Assembly part is few, accomplishes that a part is simultaneous
Have multiple functions, and then achievees the effect that optimize structure, reduces part collocation tolerance and assembling working hour, and integral rigidity can be promoted
Intensity and it is more durable.
Detailed description of the invention
Fig. 1 is the first state stereogram of the first structure of the utility model；
Fig. 2 is the first state decomposition figure of the first structure of the utility model；
Fig. 3 is second of state decomposition figure of the first structure of the utility model；
Fig. 4 is second of state stereogram of the first structure of the utility model；
Fig. 5 is the partial sectional perspective view of the first structure of the utility model；
Fig. 6 is the third state stereogram of the first structure of the utility model；
Fig. 7 is the sectional structure schematic diagram of the first structure of the utility model；
Fig. 8 is the exploded view of second of structure of the utility model；
Fig. 9 is the perspective view of the first structure of the utility model.
Specific embodiment
Embodiment: a kind of twin shaft gearing pivot device, including first axle 10, the second axis 20, first gear 12 and the second tooth
Wheel 22, first gear 12 is coaxially fixedly installed in first axle 10, and second gear 22 is coaxially fixedly installed on the second axis 20, also
It equipped with intermediate gear 50 and accommodating ontology 60, accommodates and is formed with hollow cavity 64 on the inside of ontology 60,60 liang of accommodating ontology is opposite
Side wall be equipped with for first axle 10 and the second axis 20 wear first perforation 68 and second perforation 69, intermediate gear 50 can turn
Dynamic is installed in accommodating ontology 60, and the first gear 12 and second gear 22 are just placed in the cavity 64 for accommodating ontology 60
It is interior, and intermediate gear 50 simultaneously with first gear 12 and the engaged transmission of second gear 22.First and second axis by first gear 12,
The engaged transmission of second gear 22 and intermediate gear 50 realizes with dynamic, by setting accommodating ontology 60 realize the first and second gear and
The receiving of intermediate gear 50 avoids the two is exposed from guaranteeing that its transmission is smooth outside, and the accommodating ontology 60 of the structure is both for holding
Gear of receiving positions again for realizing the support of shaft, reduces shaft with the part of dynamic structure, reduce assemble between part it is tired
Product error, enhances the rigid of integral assembling structure, increases part die sinking and assemble stable.
The first axle 10 and the second axis 20 are arranged in parallel, the shaft of intermediate gear 50 between the first and second axis and with
First and second axis is vertical, and the first and second gear and intermediate gear 50 are helical gear.By helical gear engaged transmission, engagement is improved
Transmission stability and integral strength, furthermore or spur gear.
Accommodating 60 side wall of ontology is equipped with to be turned with the third of the first and second perforated vertical perforation 70, intermediate gear 50
Axis is rivet, and what intermediate gear 50 can rotate is sheathed on the outside of rivet, and the riveted flange at rivet both ends is closely against accommodating respectively
On 60 outer surface of ontology.How the installation of intermediate gear 50 is accommodated in ontology 60 by way of rivet, ease of assembly, group
Overall structure is stablized after dress, and the installation of intermediate gear 50 furthermore can also be realized by way of bolt.
Third perforation 70 in accommodating 60 two opposite side walls of ontology is symmetrically arranged counter sink, and the riveted of rivet turns over
Edge is just placed in the countersunk head of third perforation 70.The accommodating of rivet flange is realized by countersunk head pore structure, keeps accommodating
60 surfacing of ontology, bright and clean, good appearance.
One end of the first axle 10 and the second axis 20 is equipped with the first and second bulge loop 11,21 that diameter extends out, first axle 10
It is non-circular structure with the second axis 20, the inner hole of first gear 12 and second gear 22 is and first axle 10 and 20, the second axis
The non-circular hole matched, first gear 12 and 22 both ends of second gear difference backstop are in the first and second bulge loop 11,21 and accommodating ontology 60
On the inner sidewall of one end.The first and second bulge loop 11,21 and accommodating ontology 60 are extended out by the diameter in first axle 10 and the second axis 20
Side wall realizes the positioning axial to first gear 12 and second gear 22, saves part.
Accommodate the first perforation 68 in 60 two opposite side walls of ontology and the second 69 internal diameters of perforation respectively with first axle 10 and the
Two axis, 20 axis and thereon bulge loop outer diameter matching.It realizes to the rotational support of the first and second axis, while the first and second axis and thereon
First and second gear can be packed into accommodating ontology 60 by the way of insertion, and accommodating on the inside of the cavity 64 of ontology 60 to be and one
More curved surface crossing spatials of 50 form fit of gear, second gear 22 and intermediate gear.
The hollow-out parts 65 entered for intermediate gear 50 are additionally provided on the accommodating ontology 60.Facilitate the insertion of intermediate gear 50
Windowing can also be arranged on accommodating 60 side wall of ontology in assembling, engage feelings for observe the first and second gear and intermediate gear 50
Condition, and it is used for subsequent maintenance.
The hollow-out parts 65 are located on side wall of at least one in the first perforation 68 and the second perforation 69 along its circumferencial direction.
First and second perforation with hollow-out parts 65 is the holes structure of sidewall opening.The structure first axle 10 or the
When two axis 20 assemble, can directly it be put into from holes opening, it is easy to assembly, while being formed convenient for accommodating ontology 60, manufacture essence
Degree requires low, and manufacturing cost is low.
It is additionally provided with L-shaped display end bolster 30 and system end bolster 40, the display end bolster 30 and system end bolster
40 one side wall is fixedly connected with one end of the first and second axis respectively, another side wall of display end bolster 30 and system end bolster 40
It is parallel to first axle 10 and the second axis 20 is arranged, be respectively equipped with confession on another side wall of display end bolster 30 and system end bolster 40
The connecting hole of display end and system end stationary positioned.Consolidating for first axle 10 and display end is realized by L-shaped display end bolster 30
Fixed connection realizes being fixedly connected for the second axis 20 and system end by L-shaped system end bolster 40, and then realization display end and is
System opens and closes between end, display end bolster 30 and system end bolster 40 by L shape mechanism, realize with the first and second between centers every
It is arranged in parallel, substantially reduces the length dimension of entire pivot device, be easy to implement notebook computer dimensions Miniaturization Design.
Claims (10)
1. a kind of twin shaft interlocks pivot device, including first axle (10), the second axis (20), first gear (12) and second gear
(22), first gear is coaxially fixedly installed in first axle, and second gear is coaxially fixedly installed on the second axis, and feature exists
In: it is additionally provided with intermediate gear (50) and accommodating ontology (60), is formed with hollow cavity (64) on the inside of accommodating ontology, accommodates ontology
Two opposite side walls are equipped with the first perforation and the second perforation worn for first axle and the second axis, what intermediate gear can rotate
It is installed in accommodating ontology, the first gear and second gear are just placed in the cavity of accommodating ontology, and intermediate gear is same
When with first gear and second gear engaged transmission.
2. twin shaft according to claim 1 interlocks pivot device, it is characterised in that: the first axle and the second axis parallel
Column, the shaft of intermediate gear is between the first and second axis and vertical with the first and second axis, and the first and second gear and intermediate gear are
Helical gear.
3. twin shaft according to claim 2 interlocks pivot device, it is characterised in that: described this body sidewall of accommodating equipped with
The third of first and second perforated vertical is perforated, and the shaft of intermediate gear is rivet, and what intermediate gear can rotate is sheathed on outside rivet
Side, the riveted flange at rivet both ends are closely against respectively on accommodating outer body surface.
4. twin shaft according to claim 3 interlocks pivot device, it is characterised in that: be located in accommodating ontology two opposite side walls
Third perforation (70) be symmetrically arranged counter sink, the riveted turn-up portion of rivet be just placed in third perforation countersunk head in.
5. twin shaft according to claim 1 interlocks pivot device, it is characterised in that: one end of the first axle and the second axis
It is equipped with the first and second bulge loop (11,21) that diameter extends out, first axle and the second axis are non-circular structure, first gear and
The inner hole of two gears be with first axle and the matched non-circular hole of the second axis, first gear and second gear both ends difference backstop in
On first and second bulge loop and the inner sidewall of accommodating ontology one end.
6. twin shaft according to claim 5 interlocks pivot device, it is characterised in that: the in accommodating ontology two opposite side walls
The bulge loop outer diameter of one perforation (68) and second perforation (69) internal diameter respectively with first axle and the second axis axis and thereon matches.
7. twin shaft according to claim 1 interlocks pivot device, it is characterised in that: be additionally provided in confession on the accommodating ontology
Between gear enter hollow-out parts (65).
8. twin shaft according to claim 7 interlocks pivot device, it is characterised in that: the hollow-out parts be located at the first perforation and
On side wall of at least one in second perforation along its circumferencial direction.
9. twin shaft according to claim 8 interlocks pivot device, it is characterised in that: first and second with hollow-out parts
Perforation is the holes structure of sidewall opening.
10. twin shaft according to claim 1 interlocks pivot device, it is characterised in that: be additionally provided with L-shaped display end bolster
(30) and system end bolster (40), the one side wall of the display end bolster and system end bolster one end with the first and second axis respectively
It is fixedly connected, another side wall of display end bolster and system end bolster is parallel to first axle and the setting of the second axis, display end bolster
With the connecting hole for display end and system end stationary positioned is respectively equipped on another side wall of system end bolster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820952462.7U CN208457016U (en) | 2018-06-20 | 2018-06-20 | Twin shaft interlocks pivot device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820952462.7U CN208457016U (en) | 2018-06-20 | 2018-06-20 | Twin shaft interlocks pivot device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208457016U true CN208457016U (en) | 2019-02-01 |
Family
ID=65169660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820952462.7U Active CN208457016U (en) | 2018-06-20 | 2018-06-20 | Twin shaft interlocks pivot device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208457016U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464545A (en) * | 2021-07-23 | 2021-10-01 | 新连刚电子科技（重庆）有限公司 | Covered pinion containing structure |
-
2018
- 2018-06-20 CN CN201820952462.7U patent/CN208457016U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464545A (en) * | 2021-07-23 | 2021-10-01 | 新连刚电子科技（重庆）有限公司 | Covered pinion containing structure |
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| GR01 | Patent grant |