CN203548549U - Synchronous rotation type double-shaft hinge - Google Patents

Synchronous rotation type double-shaft hinge Download PDF

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Publication number
CN203548549U
CN203548549U CN201320689799.0U CN201320689799U CN203548549U CN 203548549 U CN203548549 U CN 203548549U CN 201320689799 U CN201320689799 U CN 201320689799U CN 203548549 U CN203548549 U CN 203548549U
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China
Prior art keywords
rotatingshaft
engaging piece
gear part
rotary type
synchronous rotary
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Expired - Lifetime
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CN201320689799.0U
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Chinese (zh)
Inventor
江永璋
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KUNSHAN WANHE PRECISE INDUSTRY Co Ltd
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KUNSHAN WANHE PRECISE INDUSTRY Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D3/00Hinges with pins
    • E05D3/06Hinges with pins with two or more pins
    • E05D3/12Hinges with pins with two or more pins with two parallel pins and one arm
    • E05D3/122Gear hinges
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2999/00Subject-matter not otherwise provided for in this subclass

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

The utility model discloses a synchronous rotation type double-shaft hinge. The synchronous rotation type double-shaft hinge comprises a supporting frame body, a first rotation shaft, a second rotation shaft and a linkage rod, wherein the first rotation shaft and the second rotation shaft penetrate through the supporting frame body respectively; the linkage rod is arranged between the first rotation shaft and the second rotation shaft; the first rotation shaft comprises a first gear part which is sleeved around the first rotation shaft by taking the first rotation shaft as the axis; the second rotation shaft comprises a second gear part which is sleeved around the second rotation shaft by taking the second rotation shaft as the axis; the linkage rod comprises a first meshing part which is meshed with the first gear part, a second meshing part which is meshed with the second gear part, and a connecting part which is used for connecting the first meshing part with the second meshing part to enable the first meshing part and the second meshing part to synchronously rotate; and the first rotation shaft and the second rotation shaft are correspondingly overturned in a linkage manner. The synchronous rotation type double-shaft hinge has the advantages of simple structure, small manufacturing difficulty and small assembling difficulty.

Description

Synchronous rotary type biaxial hinge
Technical field
The present invention relates to link technical field, especially relate to a kind of synchronous rotary type biaxial hinge.
Background technique
General cover-lifting type electronic device is as mobile computer, mobile phone etc., between the screen of this electronic equipment and keyboard, one hinge is set, the torsion that this chain connection screen is required with keyboard and while providing the relative keyboard of screen to raise.The earliest, this hinge adopts single axle to be installed on cover-lifting type electronic device, though can reach the object that screen is raised keyboard pivotable, but be limited to the design of screen and keyboard appearance housing, when screen shell and keyboard case are opened into several angle, can mutually interfere and limit the angular range of unlatching.
For this reason, industry has been developed Double-pin hinge.Such as, a kind of biaxial type hinge means occurring, two frameworks of this biaxial type hinge means connection of electronic devices, adopt a rotating cam to wear two switch axles, and stationary cam and spring be set on switch axle, make two single-axis hinges be configured to side by side integrated biaxial type hinge means, make two frameworks utilize this biaxial type hinge when opening, to produce multiple aspect, thus the degrees of freedom of angle of swing while increasing by two framework spinning movements.
But, two single-axis hinges of traditional Double-pin hinge are independently rotation separately, while raising this screen shell when user's unlocking electronic device, may make because of the difference of application of force inequality or hinge torsion the angle of swing difference of these two single-axis hinges, thereby the smooth degree of this screen shell is raised in impact.Very person is because two frequency and degree differences that single-axis hinge is used separately cause Double-pin hinge to overuse and to reduce its life-span because of single hinge.
Meanwhile, many linkage type biaxial hinges, by two rotating shafts, be arranged with gear structure and between two rotating shafts, set up one with this gear structure meshed gears group, overcome the problem of aforementioned conventional Double-pin hinge.But these linkage type biaxial hinges, because the plural gear of gear train is arranged and is tending towards complicated, design that need to be quite accurate can accurately be engaged, and just can make this two rotating shaft interlock mutually, this has increased the difficulty on manufacturing and assembling undoubtedly.
Summary of the invention
The object of this invention is to provide a kind of synchronous rotary type biaxial hinge, it has simple in structure, and manufactures and the less feature of assembling difficulty.
The technical solution adopted in the present invention is: synchronous rotary type biaxial hinge, and described synchronous rotary type biaxial hinge includes:
One supporting frame, this supporting frame includes one first pivoted hole and one second pivoted hole;
One first rotatingshaft, this first rotatingshaft is arranged in this first pivoted hole and is pivoted relative to each other with respect to this supporting frame, and this first rotatingshaft includes one first carrier and take this first rotatingshaft as axle center and is located on the first gear part of this first rotatingshaft;
One second rotatingshaft, this second rotatingshaft is parallel to this first rotatingshaft and is arranged in this second pivoted hole and is pivoted relative to each other with respect to this supporting frame, and this second rotatingshaft includes one second carrier and and as axle center, is located on the second gear part of this second rotatingshaft take this second rotatingshaft; And
One continuous motion stem, this continuous motion stem is arranged between this first rotatingshaft and this second rotatingshaft, include the first engaging piece of this first gear part of an engagement, the second engaging piece of one this second gear part of engagement, and thereby one connect this first engaging piece and this second engaging piece and make this first engaging piece and this second engaging piece synchronize the joint of rotation, by this joint, make this first rotatingshaft and the corresponding upset of this second rotatingshaft interlock.
Described synchronous rotary type biaxial hinge also includes the be combined to form fixing bracket body that be installed with space that be installed with this continuous motion stem corresponding to this supporting frame.
Described fixing bracket body includes two barriers that extend to this supporting frame direction.
Described the first engaging piece and this second rodent part are located on respectively two ends of this continuous motion stem take this continuous motion stem as axle center.
The diameter of described the first engaging piece and this second engaging piece reduces towards the direction to should end respectively.
Described the first rotatingshaft includes the first axostylus axostyle of this first carrier of a connection, this first gear part includes first perforation wearing for this first axostylus axostyle, this first perforation and this first axostylus axostyle have respectively mutual corresponding prevent this first gear part to should first one first limiting wall and one first of axostylus axostyle rotation engage an ancient piece of jade, round, flat and with a hole in its centre.
Described the second rotatingshaft includes the second axostylus axostyle of this second carrier of a connection, this second gear part includes second perforation wearing for this second axostylus axostyle, this second perforation and this second axostylus axostyle have respectively mutual corresponding prevent this second gear part to should second one second limiting wall and one second of axostylus axostyle rotation engage an ancient piece of jade, round, flat and with a hole in its centre.
Described the first rotatingshaft includes one first torsion adjustment part, and this second rotatingshaft includes one second torsion adjustment part.
The diameter of described the first gear part reduces towards this first engaging piece direction.
The diameter of described the second gear part reduces towards this second engaging piece direction.
The advantage that the present invention has is: simple in structure, and manufacture and assembling difficulty less.Synchronous rotary type biaxial hinge of the present invention only utilizes two ends to have the continuous motion stem of engaging gear structure, make the first rotatingshaft can synchronize and rotate with the second rotatingshaft, need not adopt such as traditional linkage type biaxial hinge, thereby without setting up the gear train that there are multiple Gear combination and form, and accurate design is quite simplified overall biaxial hinge structure, be beneficial to assembling and produce, also making the upset start of the first rotatingshaft and the second rotatingshaft quite smooth and easy.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described:
Fig. 1 is the schematic perspective view of the synchronous rotary type biaxial hinge of embodiments of the invention;
Fig. 2 is the perspective exploded view of the synchronous rotary type biaxial hinge of embodiments of the invention;
Fig. 3 to Fig. 5 is the motion flow schematic diagram of the synchronous rotary type biaxial hinge of embodiments of the invention.
In figure: 10, supporting frame, 11, the first pivoted hole, 12, the second pivoted hole; 20, the first rotatingshaft, 21, the first carrier, 22, the first gear part, 221, the first perforation, 222, the first limiting wall, 23, the first torsion adjustment part, 24, the first axostylus axostyle, 241, a first engaging ancient piece of jade, round, flat and with a hole in its centre; 30, the second rotatingshaft, 31, the second carrier, 32, the second gear part, 321, the second perforation, 322, the second limiting wall, 33, the second torsion adjustment part, 34, the second axostylus axostyle, 341, a second engaging ancient piece of jade, round, flat and with a hole in its centre; 40, continuous motion stem, 41, the first engaging piece, 42, the second engaging piece, 43, joint; 50, fixing bracket body, 51, barrier; 60, be installed with space.
Embodiment
Embodiment, see shown in Fig. 1 and Fig. 2: synchronous rotary type biaxial hinge, mainly include a supporting frame 10, be parallel to each other and be installed in respectively one first rotatingshaft 20 and one second rotatingshaft 30 on this supporting frame 10, and a continuous motion stem 40 being arranged between this first rotatingshaft 20 and this second rotatingshaft 30.This supporting frame 10 includes one first pivoted hole 11 and one second pivoted hole 12.This first rotatingshaft 20 is arranged in this first pivoted hole 11, and this second rotatingshaft 30 is arranged in this second pivoted hole 12, and this first rotatingshaft 20 and this second rotatingshaft 30 are respectively with respect to these supporting frame 10 pivotables.This first rotatingshaft 20 includes one first carrier 21, one is located on the first gear part 22 of this first rotatingshaft 20 take this first rotatingshaft 20 as axle center, and one provides the first torsion adjustment part 23 of this first rotatingshaft 20 with respect to these supporting frame 10 pivotable torsion.So-called ring is established, and also can be described as sheathed.This second rotatingshaft 30 includes one second carrier 31, one is located on the second gear part 32 of this second rotatingshaft 30 take this second rotatingshaft 30 as axle center, and one provides the second torsion adjustment part 33 of this second rotatingshaft 30 with respect to these supporting frame 10 pivotable torsion.So, this synchronous rotary type biaxial hinge is applied in a liftable electronic equipment (as mobile computer), and this first carrier 21 and this second carrier 31 are fixed in respectively display screen and the pedestal main frame of this liftable electronic equipment.
Further say, between this first rotatingshaft 20 and this second rotatingshaft 30, be provided with continuous motion stem 40, this continuous motion stem 40 includes the first engaging piece 41 of this first gear part 22 of an engagement, the second engaging piece 42 of one this second gear part 32 of engagement, and one connect this first engaging piece 41 and this second engaging piece 42 and make this first engaging piece 41 and this second engaging piece 42 synchronize the joint 43 of rotation.This first engaging piece 41 and this second rodent part 42 are located on respectively two ends of this continuous motion stem 40 as axle center take this continuous motion stem 40.
In order to make the first gear part 22 of this first rotatingshaft 20 and the second gear part 32 of this second rotatingshaft 30 can with the first engaging piece 41 of this continuous motion stem 40 and the second engaging piece 42 is smooth and easy engage rotation, the diameter of this first gear part 22 and this second gear part 32 reduces and formation one umbrella gear structure towards this first engaging piece 41 and this second engaging piece 42 directions respectively, and the first engaging piece 41 of this continuous motion stem 40 and the diameter of the second engaging piece 42 are respectively towards two end directions that should continuous motion stem 40 are reduced, make this continuous motion stem 40 form a similar fusiformis structure.
This synchronous rotary type biaxial hinge also includes the be combined to form fixing bracket body that be installed with space 60 50 that be installed with this continuous motion stem 40 corresponding to this supporting frame 10.This fixing bracket body 50 includes two barriers 51 that extend to these supporting frame 10 directions.Like this, this continuous motion stem 40 can firmly rotate interlock this first rotatingshaft 20 and this second rotatingshaft 30 in this supporting frame 10 and the space 60 that is installed with of this fixing bracket body 50.
This first rotatingshaft 20 includes the first axostylus axostyle 24 of this first carrier 21 of a connection, this first gear part 22 includes first perforation 221 wearing for this first axostylus axostyle 24, and this first perforation 221 has respectively mutual corresponding to prevent that this first gear part 22 from engaging an ancient piece of jade, round, flat and with a hole in its centre 241 to one first limiting wall 222 should the first axostylus axostyle 24 rotating and one first with this first axostylus axostyle 24.This second rotatingshaft 30 includes the second axostylus axostyle 34 of this second carrier 31 of a connection, this second gear part 32 includes second perforation 321 wearing for this second axostylus axostyle 34, and this second perforation 321 has respectively mutual corresponding to prevent that this second gear part 32 from engaging an ancient piece of jade, round, flat and with a hole in its centre 341 to one second limiting wall 322 should the second axostylus axostyle 34 rotating and one second with this second axostylus axostyle 34.
In conjunction with shown in Fig. 3 to Fig. 5, this synchronous rotary type biaxial hinge is under original state time, and the first carrier 21 and second carrier 31 of this second rotatingshaft 30 of this first rotatingshaft 20 are parallel to each other, as shown in Figure 3.When applying one upwards tilting force is to this first carrier 21, the first axostylus axostyle 24 of this first rotatingshaft 20 and the first gear part 22 being fixedly arranged on this first axostylus axostyle 24 are rotated counterclockwise, as shown in Figure 4.The first engaging piece 41 of the continuous motion stem 40 now, engaging with this first gear part 22 also rotates from right to left.Because this first engaging piece 41 and this second engaging piece 42 interconnect by this joint 43, this second engaging piece 42 is synchronizeed rotation from right to left with this first engaging piece 41.Therefore, the second gear part 32 and this second rotating shaft 34 of this second rotatingshaft 30 engaging with this second engaging piece 42 are rotated in a clockwise direction, and this second carrier 31 is rotated.The angle of upwards rotating along with this first carrier 21 is larger, and this second carrier 31 overturns downwards with the speed of identical opening angle.Contrary, when this first carrier 21 is applied to a downward tilting force, the first axostylus axostyle 24 of this first rotatingshaft 20 and the first gear part 22 being fixedly arranged on this first axostylus axostyle 24 turn clockwise, as shown in Figure 5.The first engaging piece 41 of this continuous motion stem 40 now, engaging with this first gear part 22 also rotates from left to right.Because this first engaging piece 41 and this second engaging piece 42 interconnect by this joint 43, this second engaging piece 42 is synchronizeed rotation from left to right with this first engaging piece 41.Therefore, the second gear part 32 and this second rotating shaft 34 of this second rotatingshaft 30 engaging with this second engaging piece 42 rotate in a counter-clockwise direction, and this second carrier 31 is upwards rotated.The angle rotating along with this first carrier 21 is larger, and this second carrier 31 upwards overturns with the speed of identical opening angle.
In sum, synchronous rotary type biaxial hinge of the present invention only utilizes two ends to have the continuous motion stem of engaging gear structure, this first rotatingshaft can synchronously be rotated with identical speed with this second rotatingshaft, thereby structure is quite simplified, be beneficial to assembling and produce, also can make the upset start of this first rotatingshaft and this second rotatingshaft smooth and easy stable.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.

Claims (10)

1. synchronous rotary type biaxial hinge, is characterized in that: described synchronous rotary type biaxial hinge includes:
One supporting frame, this supporting frame includes one first pivoted hole and one second pivoted hole;
One first rotatingshaft, this first rotatingshaft is arranged in this first pivoted hole and is pivoted relative to each other with respect to this supporting frame, and this first rotatingshaft includes one first carrier and take this first rotatingshaft as axle center and is located on the first gear part of this first rotatingshaft;
One second rotatingshaft, this second rotatingshaft is parallel to this first rotatingshaft and is arranged in this second pivoted hole and is pivoted relative to each other with respect to this supporting frame, and this second rotatingshaft includes one second carrier and and as axle center, is located on the second gear part of this second rotatingshaft take this second rotatingshaft; And
One continuous motion stem, this continuous motion stem is arranged between this first rotatingshaft and this second rotatingshaft, include the first engaging piece of this first gear part of an engagement, the second engaging piece of one this second gear part of engagement, and thereby one connect this first engaging piece and this second engaging piece and make this first engaging piece and this second engaging piece synchronize the joint of rotation, by this joint, make this first rotatingshaft and the corresponding upset of this second rotatingshaft interlock.
2. synchronous rotary type biaxial hinge according to claim 1, is characterized in that: described synchronous rotary type biaxial hinge also includes the be combined to form fixing bracket body that be installed with space that be installed with this continuous motion stem corresponding to this supporting frame.
3. synchronous rotary type biaxial hinge according to claim 2, is characterized in that: described fixing bracket body includes two barriers that extend to this supporting frame direction.
4. synchronous rotary type biaxial hinge according to claim 1, is characterized in that: described the first engaging piece and this second rodent part are located on respectively two ends of this continuous motion stem take this continuous motion stem as axle center.
5. synchronous rotary type biaxial hinge according to claim 4, is characterized in that: the diameter of described the first engaging piece and this second engaging piece reduces towards the direction to should end respectively.
6. synchronous rotary type biaxial hinge according to claim 1, it is characterized in that: described the first rotatingshaft includes the first axostylus axostyle of this first carrier of a connection, this first gear part includes first perforation wearing for this first axostylus axostyle, this first perforation and this first axostylus axostyle have respectively mutual corresponding prevent this first gear part to should first one first limiting wall and one first of axostylus axostyle rotation engage an ancient piece of jade, round, flat and with a hole in its centre.
7. synchronous rotary type biaxial hinge according to claim 1, it is characterized in that: described the second rotatingshaft includes the second axostylus axostyle of this second carrier of a connection, this second gear part includes second perforation wearing for this second axostylus axostyle, this second perforation and this second axostylus axostyle have respectively mutual corresponding prevent this second gear part to should second one second limiting wall and one second of axostylus axostyle rotation engage an ancient piece of jade, round, flat and with a hole in its centre.
8. synchronous rotary type biaxial hinge according to claim 1, is characterized in that: described the first rotatingshaft includes one first torsion adjustment part, this second rotatingshaft includes one second torsion adjustment part.
9. synchronous rotary type biaxial hinge according to claim 1, is characterized in that: the diameter of described the first gear part reduces towards this first engaging piece direction.
10. synchronous rotary type biaxial hinge according to claim 1, is characterized in that: the diameter of described the second gear part reduces towards this second engaging piece direction.
CN201320689799.0U 2013-11-05 2013-11-05 Synchronous rotation type double-shaft hinge Expired - Lifetime CN203548549U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104613085A (en) * 2013-11-05 2015-05-13 昆山万禾精密电子有限公司 Synchronous rotary biaxial hinge
CN105179459A (en) * 2014-06-12 2015-12-23 加藤电机(香港)有限公司 Double-shaft hinge and terminal machine with the same
US20200141167A1 (en) * 2017-04-27 2020-05-07 Hangzhou Amphenol Phoenix Telecom Parts Co., Ltd. Biaxial hinge mechanism used on mobile terminal and mobile terminal
CN113946181A (en) * 2021-09-03 2022-01-18 荣耀终端有限公司 Hinge mechanism, protective sleeve of electronic equipment and electronic equipment assembly
TWI767376B (en) * 2019-10-28 2022-06-11 仁寶電腦工業股份有限公司 Hinge structure
TWI768305B (en) * 2020-03-13 2022-06-21 富世達股份有限公司 pivot mechanism

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104613085A (en) * 2013-11-05 2015-05-13 昆山万禾精密电子有限公司 Synchronous rotary biaxial hinge
CN105179459A (en) * 2014-06-12 2015-12-23 加藤电机(香港)有限公司 Double-shaft hinge and terminal machine with the same
US20200141167A1 (en) * 2017-04-27 2020-05-07 Hangzhou Amphenol Phoenix Telecom Parts Co., Ltd. Biaxial hinge mechanism used on mobile terminal and mobile terminal
US11555341B2 (en) * 2017-04-27 2023-01-17 Hangzhou Amphenol Phoenix Telecom Parts Co., Ltd. Biaxial hinge mechanism used on mobile terminal and mobile terminal
TWI767376B (en) * 2019-10-28 2022-06-11 仁寶電腦工業股份有限公司 Hinge structure
TWI768305B (en) * 2020-03-13 2022-06-21 富世達股份有限公司 pivot mechanism
CN113946181A (en) * 2021-09-03 2022-01-18 荣耀终端有限公司 Hinge mechanism, protective sleeve of electronic equipment and electronic equipment assembly
WO2023029997A1 (en) * 2021-09-03 2023-03-09 荣耀终端有限公司 Hinge mechanism, protective case of electronic device, and electronic device assembly

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