CN205876949U - Biaxial hinge - Google Patents
Biaxial hinge Download PDFInfo
- Publication number
- CN205876949U CN205876949U CN201620405792.5U CN201620405792U CN205876949U CN 205876949 U CN205876949 U CN 205876949U CN 201620405792 U CN201620405792 U CN 201620405792U CN 205876949 U CN205876949 U CN 205876949U
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- China
- Prior art keywords
- power transmission
- torsion
- biaxial hinge
- transmission shafts
- transmission shaft
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Abstract
The utility model discloses a biaxial hinge has a support frame, two transmission shafts, a transmission idler and a plurality of torsion trimmers. This support frame has two separate disposing's shaft hole and one locates two installation support arm between the shaft hole, two the transmission shaft wears to locate two respectively one of them of shaft hole, every the transmission shaft all has a transmission portion, the transmission idler is located the installation support arm is respectively with two transmission portion forms the interlock, and is a plurality of the torsion trimmer is assembled in two transmission shaft and formation are piled up, each the torsion trimmer has connecting portion, and one certainly extend with two centre grippings connecting portion one side one of them clamping part in the transmission shaft, and one from connecting portion are not equipped with extend in order to make two clamping part one side in the transmission shaft not with one of them coupling portion of wearing to establish of clamping part montage.
Description
Technical field
This utility model relates to a kind of biaxial hinge, particularly relates to a kind of have a plurality of torsion assembled with overlapped way
The biaxial hinge of tab.
Background technology
Along with consumer changes for the demand of cover-lifting type electronic device, then there are many dealers to propose and can produce bigger rotation
The biaxial hinge of gyration, such as TaiWan, China M469727, M477758, M509281, M491324, M483651 patent documentation
Disclosed.Wherein, just as a example by M509281 patent documentation is taken off, this patent documentation discloses a kind of twin shaft with dynamic pivot device, this pair
Axle comprises one first power transmission shaft, a second driving shaft, a support body and a torsion sleeve with dynamic pivot device, and this first power transmission shaft has
One first axostylus axostyle, this second driving shaft has one second axostylus axostyle, and this support body has respectively for this first axostylus axostyle and this second axostylus axostyle
One first axis hole worn and one second axis hole, this torsion is placed on two opposite outer and is respectively provided with one first department of assembly and one second
Department of assembly, this first department of assembly has two the first mutually isometric curved booms, and this second department of assembly has two mutually isometric
Two curved booms.This first axostylus axostyle is made to turn in either direction with this second axostylus axostyle by two these the first curved booms and two these the second curved booms
The dynamic torsion all producing formed objects.In addition, this twin shaft also has one with dynamic pivot device and is assemblied on this first power transmission shaft
The first torsion portion, an and second torsion portion being assemblied on this second driving shaft.
Holding, the torsion that this first power transmission shaft of this patent documentation or this second driving shaft are born in rotation is this
Torsion produced by torsion that first torsion portion or this second torsion portion produce and this torsion sleeve.But, it is true that this first
Torsion portion or this second torsion portion are to be formed by a plurality of reeds, a plurality of distance piece and a plurality of group structure containing oil sheet respectively, should
The torsion that first torsion portion or this second torsion portion produce is via these reeds, these distance pieces and these groups containing oil sheet
Dress pressing degree produces.But, the pressing degree after this first torsion portion assembles may not be identical with this second torsion portion, leads
Cause this first torsion portion different with the torsion that this second torsion portion produces, and occur in that torsion is poor, be unfavorable for implementing.If being intended to adjust
The pressing degree in this first torsion portion is identical with this second torsion portion, i.e. needs just can be completed by correction repeatedly, adds system
Make man-hour.
In addition, this torsion sleeve disclosed by this patent documentation is a fixed structure, say, that this torsion sleeve is to this
The torsion that first axostylus axostyle or this second axostylus axostyle provide is fixing, it is impossible to be adjusted.Cause manufacturing end and finding this first transmission
When torsion difference occur in axle and this second driving shaft, it is only capable of adjusting this first torsion portion or this second torsion portion, it is impossible to improve aforementioned
Adjust loaded down with trivial details problem.
Utility model content
Main purpose of the present utility model, the problem being to solve cannot effectively finely tune torsion in prior art.
For reaching above-mentioned purpose, this utility model provides a kind of biaxial hinge, and this biaxial hinge has a bracing frame, two biographies
Moving axis, a transmission idle pulley and a plurality of torsion tab.Wherein, this bracing frame has two axis holes and separating setting
The installation support arm being located between two described axis holes, two described power transmission shafts be arranged in respectively two described axis holes wherein it
One, each described power transmission shaft is respectively provided with a driving section and torsion reed group, and described transmission idle pulley is located at described installation support arm and divides
Not forming continuous action relation with two described driving sections, a plurality of described torsion tabs are assembled in two described power transmission shafts and are formed
Stacking, each described torsion tab has the connecting portion after an assembling between two described power transmission shafts, and one from described company
Connect side, portion to extend with the clamping part of one of them in two described power transmission shafts of clamping, and one is not provided with from described connecting portion
Described clamping part side extends to make one of them axle worn not connect in two described power transmission shafts with described clamping part group
Meet portion.
In an embodiment, each described clamping part includes two and extends from described connecting portion respectively and be spaced setting
Crank arm with the restriction of one of them in two described power transmission shafts of contact, and one is cranked arm to define by two described restrictions and formed also
There is provided one of them in two described power transmission shafts that assembling space therein is set.
In an embodiment, each of two described power transmission shafts is respectively provided with a diameter of axle, and two described restrictions crank arm it
Between spacing equal to or slightly less than the described diameter of axle.Further, the described diameter of axle of two described power transmission shafts is different, described in two
One aperture of axis hole corresponds to the described diameter of axle of one of them in the described power transmission shaft of assembled two.
In an embodiment, the described driving section of two described power transmission shafts and described torsion reed group are arranged at described support
The opposite sides of frame, described torsion tab is arranged between each described torsion reed group and support frame as described above.
In an embodiment, this biaxial hinge also includes that at least at least one assembles with two described power transmission shafts and is positioned at each
Described torsion reed group and described torsion tab support member.
In an embodiment, this biaxial hinge has a plurality of described support member, and described in any two, support member is with sheathed
The shim of one of them interval in two described power transmission shafts is arranged.
In an embodiment, this biaxial hinge also includes a described support member of connection and is socketed two described power transmission shafts and is provided with
The beat limited part of described torsion reed group one end.
In an embodiment, two described driving sections and described transmission idle pulley are respectively a gear structure.
This utility model passes through technique scheme, has the following characteristics that compared to prior art
Biaxial hinge of the present utility model has the torsion tab that quantity is adjusted, can be complete so that manufacture end
After becoming the assembling of torsion reed group of two power transmission shafts, finely tuned in two power transmission shafts by the quantity adjusting these torsion tabs
The total torque of one of them, it is to avoid two power transmission shafts occur that too much torsion is poor.
Accompanying drawing explanation
Fig. 1 is the perspective view of an embodiment of biaxial hinge of the present utility model.
Fig. 2 is the decomposition texture schematic diagram of an embodiment of biaxial hinge of the present utility model.
Fig. 3 is the structural representation of the torsion tab of an embodiment of biaxial hinge of the present utility model.
Fig. 4 is the cross-sectional view of an embodiment of biaxial hinge of the present utility model.
In figure: 1-bracing frame；2-power transmission shaft；3-transmission idle pulley；4-torsion tab；5-support member；6-cutting plate；7-is inclined
Pendulum limited part；
11-axis hole；12-installs support arm；21-driving section；22-torsion reed group；41-connecting portion；42-clamping part；421-
Restriction is cranked arm；422-assembling space；43-axis part；431-installing hole；71-socket part.
Detailed description of the invention
This utility model describes in detail and technology contents, is described as follows in conjunction with Figure of description 1 to 4:
Referring to Fig. 1 to 4, this utility model provides a kind of biaxial hinge, and this biaxial hinge is applicable to a clamshell electronic
Device, such as notebook computer etc..This biaxial hinge has 1, two power transmission shaft 2, transmission idle pulleys 3 of a bracing frame and a plurality of
Torsion tab 4.Wherein, this bracing frame 1 have two separate arrange axis holes 11, and one be located at two described axis holes 11 it
Between installation support arm 12, two described axis holes 11 are along an axially spaced setting, and described installation support arm 12 is biphase from support frame as described above 1
Opposite side extends towards away from support frame as described above 1 direction one.Two described power transmission shafts 2 are arranged in two axis holes 11 wherein respectively
One of, say, that two described power transmission shaft 2 correspondence respectively wherein axis holes 11 described in are arranged.Also, each described power transmission shaft 2
Being respectively provided with driving section 21 and a torsion reed group 22, described driving section 21 is respectively arranged at described torsion reed group 22
The opposite sides of support frame as described above 1, described driving section 21 can be the gear structure that described power transmission shaft 2 is integrally formed, or for overlapping
It is located at the described gear structure on described power transmission shaft 2.Described torsion reed group 22 can be then by least one reed and at least
Forming containing oil sheet etc., this power transmission shaft 2 was provided when the described power transmission shaft of one of them assembled 2 rotates by this torsion reed group 22
One rotary torsion.Furthermore, it is understood that this utility model is using each described torsion reed group 22 as main torsion source.
Furthermore, described transmission idle pulley 3 is mounted on described installation support arm 12, and forms gearing pass respectively with two described driving sections 21
System, more particularly, described transmission idle pulley 3 is also gear structure, and engages with two driving sections 21 formation respectively.Described transmission
One of them in two described power transmission shafts of idle pulley 3 produces when rotating, the described power transmission shaft of one of them rotated immediately
Described driving section 21 drives and produces rotation, and then interlocks one of them instantly not rotated in two described power transmission shafts 2 so that it is
Produce and rotate, consequently, it is possible to two power transmission shafts 2 produce with dynamic, and because of the relation of this transmission idle pulley 3 transmission placed in the middle, two transmissions
The direction of rotation of axle 2 is contrary.
Holding, refer to Fig. 2 to Fig. 4, described torsion tab 4 is assembled on two described power transmission shafts 2 and forms stacking,
Furthermore, it is understood that described torsion tab 4 is disposed between each described torsion reed group 22 and support frame as described above 1.Often
Described in one, the size and form of torsion tab 4 is identical, and each described torsion tab 4 is positioned at two after being respectively provided with an assembling
Connecting portion 41 between individual described power transmission shaft 2, one extends from described connecting portion 41 side with in two described power transmission shafts 2 of clamping
The clamping part 42 of one of them, and one be not provided with described clamping part 42 side from described connecting portion 41 and extend so that described in two
The axis part 43 that power transmission shaft 2 does not wears with 42 groups of one of them connect of described clamping part.Specifically, each described torsion adjusts
Sheet 4 is all to be made into integration by Machining Technology, and its aspect need to be adjusted accordingly according to the enforcement demand of this biaxial hinge.Each
Described clamping part 42 includes two and extends and be spaced setting respectively from described connecting portion 41 with in two described power transmission shafts 2 of contact
The restriction of one of them crank arm 421, and one is cranked arm by two described restrictions and 421 to define and form and provide two described transmissions
One of them in axle 2 arranges assembling space 422 therein.On the other hand, described axis part 43 is of virtually an offer two
One of them in individual described power transmission shaft 2 wears installing hole 431 therein, and the aperture of described installing hole 431 is at least same as wearing
If a diameter of axle of described power transmission shaft 2 therein.Furthermore, from the foregoing, it will be observed that each of two described power transmission shafts 2 is respectively provided with an axle
Footpath, and the spacing that this utility model makes two described restrictions crank arm between 421 further equals to or slightly less than the described diameter of axle, makes two
One of them in individual described power transmission shaft 2 i.e. contacts with described clamping part 42 after being mounted on described clamping part 42, and in group
If when wherein described in one, power transmission shaft 2 rotates, provide it a contact resistance, make and described clamping part 42 assemble a wherein institute
The described rotary torsion that stating power transmission shaft 2 provides for described torsion reed group 22 in the total torque rotated is adjusted plus each described torsion
The described contact torsion that full wafer 4 provides.Consequently, it is possible to this utility model i.e. can be by adjusting the heap of described torsion tab 4
Folded quantity changes the size of contact torsion.Therefore, biaxial hinge of the present utility model can be at the beginning of two described power transmission shafts complete
After the torsion balance of step, the torsion finely tuned between two power transmission shafts 2 by the quantity changing these torsion tabs 4 is poor, it is to avoid
Torsion difference between two power transmission shafts 2 causes the thing of operation irregularity to occur.
Referring to Fig. 1,2,4, in an embodiment, the diameter of axle of two power transmission shafts 2 of the present utility model is different, as figure
Shown in, one is relatively big, and another is less.Accordingly, an aperture of the axis hole 11 on bracing frame 1 of the present utility model is then corresponding to institute
The diameter of axle of one of them in two power transmission shafts 2 assembled.
Furthermore, in an embodiment, this biaxial hinge also includes that at least one and two described power transmission shaft 2 assembles and is positioned at every
Support member 5 between torsion reed group 22 and described torsion tab 4 described in one.Specifically, described support member 5 with described
Support 1 lays respectively at the both sides of described torsion tab 4, and after this biaxial hinge is completed, the described torsion in common location is adjusted
Full wafer 4.Further, this utility model, in an embodiment, can make described support member 5 implement for a plurality of.Described support
Part 5 assembles with two described power transmission shafts 2 respectively, and any two described support members 5 are sheathed in two described power transmission shafts 2 with one
Shim 6 interval of one of them is arranged.More particularly, it is by two described shims 6 between any two described support members 5
Interval is arranged, and two described shims 6 are respectively arranged at one of them in two described power transmission shafts 2.
In an embodiment, biaxial hinge of the present utility model also includes a described support member of connection 1 and is socketed two institutes
State power transmission shaft 2 and be provided with the beat limited part 7 of described torsion reed group 22 one end.Described beat limited part 7 is fixed near described
On the described support member 5 of torsion reed group 22, and limit the end of two described power transmission shafts 2 respectively with two socket parts 71.By
This exceedingly swings being avoided two described power transmission shafts 2 to produce when the Forced rotation.
In sum, biaxial hinge of the present utility model, have a bracing frame, two power transmission shafts, a transmission idle pulley and
A plurality of torsion tabs.Wherein, this bracing frame have two separate arrange axis holes and be located between two axis holes
Install support arm, two power transmission shafts are arranged in one of them of two axis holes respectively, each power transmission shaft be respectively provided with a driving section and
One torsion reed group, transmission idle pulley is located at installation support arm and forms continuous action relation, torsion tab group with two driving sections respectively
Being loaded on two power transmission shafts and form stacking, each torsion tab has the connection after an assembling between two power transmission shafts
Portion, one extends from connecting portion side to clamp the clamping part of one of them in these two power transmission shafts, and one from connecting portion not
It is provided with clamping part side and extends so that one of them axis part worn of not connecing with clamping part group of two power transmission shafts.Thus, originally
Utility model finely tunes the total torque of one of them in two power transmission shafts by the quantity adjusting torsion tab, it is to avoid two biographies
Moving axis occurs that too much torsion is poor.
Below this utility model is elaborated, foregoing description structure, preferable enforcement the most of the present utility model
Example, it should scope of the present utility model, the most all equalizations made according to the scope of the claims of the present utility model can not be limited with this
Change and modification, all should fall in this utility model covering scope.
Claims (9)
1. a biaxial hinge, it is characterised in that comprising:
One bracing frame, has two and separates the axis hole arranged, and an installation support arm being located between two described axis holes；
Two power transmission shafts, are arranged in one of them of two described axis holes respectively, and each described power transmission shaft is respectively provided with a transmission
Portion and a torsion reed group；
One transmission idle pulley, is located at described installation support arm and forms continuous action relation with two described driving sections respectively；And
A plurality of torsion tabs, are assembled in two described power transmission shafts and form stacking, and each described torsion tab has one
Connecting portion between two described power transmission shafts after assembling, one extends from described connecting portion side to clamp two described transmissions
The clamping part of one of them in axle, and one be not provided with described clamping part side from described connecting portion and extend so that described in two
One of them axis part worn that power transmission shaft does not connects with described clamping part group.
Biaxial hinge the most according to claim 1, it is characterised in that each described clamping part includes two respectively from described
Connecting portion extends and is spaced the restriction of one of them arranged with in two described power transmission shafts of contact cranks arm, and one by described two
Limiting cranks arm defines formation and provides one of them in two described power transmission shafts to arrange assembling space therein.
Biaxial hinge the most according to claim 2, it is characterised in that each of two described power transmission shafts is respectively provided with one
The diameter of axle, the spacing between two described restrictions are cranked arm equals to or slightly less than the described diameter of axle.
Biaxial hinge the most according to claim 3, it is characterised in that the described diameter of axle of two described power transmission shafts is different,
One aperture of two described axis holes is corresponding to being assembled the described diameter of axle of one of them in two described power transmission shafts.
5. according to the biaxial hinge described in any one of Claims 1-4, it is characterised in that the described biography of two described power transmission shafts
Dynamic portion and described torsion reed group are arranged at the opposite sides of support frame as described above, and described torsion tab is arranged at each described torsion
Between power reed group and support frame as described above.
Biaxial hinge the most according to claim 5, it is characterised in that also include that at least one and two described power transmission shaft assembles
And the support member between each described torsion reed group and described torsion tab.
Biaxial hinge the most according to claim 6, it is characterised in that described biaxial hinge has a plurality of described support
Part, any two described support members are arranged with the shim of one of them interval being sheathed in two described power transmission shafts.
Biaxial hinge the most according to claim 7, it is characterised in that also include a described support member of connection and be socketed two
Described power transmission shaft is provided with the beat limited part of described torsion reed group one end.
Biaxial hinge the most according to claim 1, it is characterised in that two described driving sections and described transmission idle pulley are respectively
It it is a gear structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620405792.5U CN205876949U (en) | 2016-05-06 | 2016-05-06 | Biaxial hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620405792.5U CN205876949U (en) | 2016-05-06 | 2016-05-06 | Biaxial hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205876949U true CN205876949U (en) | 2017-01-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620405792.5U Active CN205876949U (en) | 2016-05-06 | 2016-05-06 | Biaxial hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205876949U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972060B (en) * | 2016-05-06 | 2019-08-30 | 昆山万禾精密电子有限公司 | Biaxial hinge |
-
2016
- 2016-05-06 CN CN201620405792.5U patent/CN205876949U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972060B (en) * | 2016-05-06 | 2019-08-30 | 昆山万禾精密电子有限公司 | Biaxial hinge |
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| GR01 | Patent grant |