CN104866026B - Shaft - Google Patents
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- CN104866026B CN104866026B CN201510291337.7A CN201510291337A CN104866026B CN 104866026 B CN104866026 B CN 104866026B CN 201510291337 A CN201510291337 A CN 201510291337A CN 104866026 B CN104866026 B CN 104866026B
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- Prior art keywords
- shaft
- guide groove
- rotating shaft
- movable plate
- sliding block
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Abstract
The invention discloses a kind of shaft, including first rotating shaft, the second shaft, movable plate, locking plate, a pair of of sliding rail, sliding block are led, first rotating shaft has the first torque force device, the first guide groove is surrounded on the side of first rotating shaft；Second shaft is parallel to first rotating shaft, and the second shaft has the second torque force device, the second guide groove is surrounded on the side of the second shaft；It leads movable plate to cover in first rotating shaft, the second shaft with locking plate, leads the side that movable plate is located at the first guide groove, the second guide groove, and locking plate is located at the other side；Sliding rail, which is formed in, leads between movable plate, locking plate, and sliding rail is parallel with the first shaft rotation, the second shaft；Sliding block, which is placed in, leads between movable plate, locking plate, sliding block both sides have the sliding slot being slidingly fitted with sliding rail, there is the first protrusion and the second protrusion on sliding block, it is respectively embedded into the first guide groove and the second guide groove, first guide groove, the second guide groove shape match so that the rotation of first rotating shaft or the second shaft rotates successively according to predetermined order.
Description
Technical field
The present invention relates to a kind of shafts.
Background technology
The equipment such as laptop in the prior art, mobile phone all realize the folding of screen by single hop axis, and can only
Enough realize the rotation within the scope of 180 degree, the shaft of this structure has significant limitation in use, thus needs to look for
To a kind of shaft of brand new, the selection within the scope of 360 degree may be implemented.
The patent of invention of Patent No. 201110297602.4 discloses a kind of screen rotatable portable electronic apparatus,
As shown in Fig. 1, due to support element（5-3）Presence, make display screen around first rotating shaft（5-6）With the second shaft（5-7）Make
0 ° to 180 ° of rotation；Due to support element（5-3）Presence, make display screen around third shaft（5- 8）With the 4th shaft（5-
9）180 ° to 360 ° of rotation is done, in the process support element（5-3）Around third shaft（5-8）With the 4th shaft（5-9）Make
90 ° to 270 ° of rotation, to realizing 0 ° to 360 ° of rotation of portable electronic device.In addition in display screen and pedestal
Between be additionally provided with gear engagement mechanism.
However, the shaft of the above structure still remains problem and deficiency：The realization method insufficient disclosure of 360 ° of rotations lacks
Few shaft rotates order constrained condition；In addition structure needed for the structure is various and volume is big（4 shafts, a support element, also
Gear engagement mechanism）, thus be unfavorable for the use of compact apparatus and be prone to the phenomenon that shaft is damaged.
Invention content
In order to overcome the shortcomings of the prior art, 360 degree rotation realization method and shaft rotation of the present invention for shaft
Turn sequence and carry out detailed design definition, and reduce the volume of pivot structure to the greatest extent, save space, saves cost, bigger is provided
Design space and degree of freedom.
In order to achieve the goal above, the present invention provides a kind of shaft, including first rotating shaft, the second shaft, lead movable plate, lock
Piece, a pair of of sliding rail, sliding block, the first rotating shaft have the first torque force device, are surrounded on the side of the first rotating shaft
First guide groove；Second shaft is parallel to the first rotating shaft, and second shaft has the second torque force device, and described second
The second guide groove is surrounded on the side of shaft；The movable plate of leading is sheathed on the first rotating shaft, in the second shaft, described to lead
Movable plate is located at the side of first guide groove, the second guide groove；The locking plate is sheathed on the first rotating shaft, in the second shaft, institute
State the other side that locking plate is located at first guide groove, the second guide groove；The sliding rail is led described in being formed between movable plate, locking plate, and
The sliding rail is parallel with first shaft rotation, second shaft；The sliding block is led described in being placed between movable plate, locking plate, institute
Stating sliding block both sides has the sliding slot being slidingly fitted with the sliding rail, has the first protrusion and the second protrusion, institute on the sliding block
State embedded first guide groove of the first protrusion, embedded second guide groove of the second protrusion, first guide groove, the second guide groove
Shape match so that the rotation of the first rotating shaft or second shaft rotates successively according to predetermined order.The present invention
It is limited by the relative restraint of guide groove, guide block by two shafts, integrates each autorotation of two shafts, reach whole system 360
The rotation of degree.
It is improved as of the invention further, first guide groove includes at least one cannelure circumferentially and extremely
A few transverse groove axially extended, the cannelure and transverse groove are end to end；Second guide groove extends in the shape of a spiral.
As further improvement of the invention, the cannelure of first guide groove corresponds to first rotating shaft unlock rotation, institute
It states sliding block to remain stationary as, the second shaft locking；The transverse groove of first guide groove is locked corresponding to first rotating shaft, and described the
The unlock rotation of two shafts, drives the sliding block being slided axially along transverse groove along the first rotating shaft and second shaft
It is dynamic.
As further improvement of the invention, the axial length of the length and the second guide groove of the transverse groove of first guide groove
Corresponding, the sum of the corresponding circumferential direction angle of cannelure circumferential angle corresponding with the second guide groove of first guide groove is 360 degree.
As further improvement of the invention, first guide groove is by two sections of cannelures and one section of end to end structure of transverse groove
At it is respectively 90 degree that two sections of cannelures, which correspond to circumferential angle,.
As further improvement of the invention, the both ends led in the middle part of movable plate extend to form side to the locking plate respectively
The wing forms sliding rail on the flank.
As further improvement of the invention, the both ends in the middle part of the locking plate extend to form side to the movable plate of leading respectively
The wing forms sliding rail on the flank.
As further improvement of the invention, the torsion of first torque force device is less than the torsion of the second torque force device.
As further improvement of the invention, first torque force device is installed on one end of first rotating shaft by nut,
Second torque force device is installed on one end of the second shaft by nut.
According to another aspect of the present invention, a kind of notebook computer is provided, the shaft with above structure.
The beneficial effects of the invention are as follows：Structural volume can be greatly decreased（It is saved compared to the scheme in background technology whole
A support plate 5-3, saves the material of nearly half）, and shaft can freely adjust assembling position, enhance the applicability of shaft；
It realizes that sliding block steadily moves in the first guide groove, the second guide groove by sliding rail and sliding slot, carries out 0 to 360 degree sequence and rotate, rotation
Flexibility and reliability.
Description of the drawings
Attached drawing 1 is the structural schematic diagram of shaft in the prior art；
Attached drawing 2 is the schematic front view according to the shaft of the present invention；
Attached drawing 3 is the assembling explosive view according to the shaft of the present invention；
Attached drawing 4 is the front view according to the sliding block of the shaft of the present invention；
Attached drawing 5 is the side view according to the sliding block of the shaft of the present invention；
Attached drawing 6 is the front view according to the first rotating shaft of the shaft of the present invention；
Attached drawing 7 be attached drawing 6 in along the sectional view of A-A；
Attached drawing 8 is the sectional view along B-B in attached drawing 6；
Attached drawing 9 is the front view according to the second shaft of the shaft of the present invention；
Attached drawing 10 be attached drawing 9 in along the sectional view of A-A；
Attached drawing 11 is the front view for leading movable plate according to the shaft of the present invention；
Attached drawing 12 is the side view for leading movable plate according to the shaft of the present invention；
Attached drawing 13 is the side view according to the locking plate of the shaft of the present invention；
Attached drawing 14 is original state in the embodiment according to the shaft of the present invention；
Attached drawing 15 is that first rotating shaft rotates 90 degree of states in the embodiment according to the shaft of the present invention；
Attached drawing 16 is that the second shaft rotates 180 degree state in the embodiment according to the shaft of the present invention；
Attached drawing 17 is that first rotating shaft rotates 180 degree state in the embodiment according to the shaft of the present invention.
Specific implementation mode
The preferred embodiments of the present invention will be described in detail below so that advantages and features of the invention can be easier to by
It will be appreciated by those skilled in the art that so as to make a clearer definition of the protection scope of the present invention.
Referring to shown in attached drawing 2 and attached drawing 3, the shaft in the present embodiment, can be used for laptop or it is other have turn over
In the electronic equipment of rotation structure, including first rotating shaft 1, the second shaft 2, movable plate 3, locking plate 4, sliding block 5 are led, first rotating shaft 1 has
First torque force device 12 is surrounded with the first guide groove 11 on the side of first rotating shaft 1；Second shaft 2 is parallel to first rotating shaft
1, the second shaft 2 has the second torque force device 22, and the second guide groove 21 is surrounded on the side of the second shaft 2；First torsion
Device 12 is installed on one end of first rotating shaft 1 by nut 6, and the second torque force device 22 is installed on the second shaft 2 by nut 7
The other end of one end, first rotating shaft 1 and the second shaft 2 has installation position, for two flip body phases respectively with overturning structure
Connection.
It leads movable plate 3 and is sheathed on first rotating shaft 1, in the second shaft 2, lead movable plate 3 and be located at the first guide groove 11, the second guide groove 21
Side；Locking plate 4 is sheathed on first rotating shaft 1, in the second shaft 2, and locking plate 4 is located at the other side of the first guide groove 11, the second guide groove 21.
Shown in attached drawing 11, attached drawing 12, attached drawing 13, the both ends for leading 3 middle part of movable plate extend to form flank to locking plate 4 respectively
31, sliding rail 32 is formed on flank 31.Sliding rail 32, which is formed in, leads between movable plate 3, locking plate 4, and sliding rail 32 and the first shaft rotation 1, second
Shaft 2 is parallel；Sliding block 5, which is placed in, leads between movable plate 3, locking plate 4.
As shown in attached drawing 4 and attached drawing 5,5 both sides of sliding block have the sliding slot 53 being slidingly fitted with sliding rail 32, have on sliding block 5
There are the first protrusion 51 and the second protrusion 52, the first protrusion 51 to be embedded in the first guide groove 11, the second protrusion 52 is embedded in the second guide groove 21, the
One guide groove 11, the second guide groove 21 shape match so that the rotation of first rotating shaft 1 or the second shaft 2 according to predetermined order according to
Secondary rotation.The present invention is limited by two shafts by the relative restraint of guide groove, guide block, is integrated each autorotation of two shafts, is reached
At 360 degree of rotation of whole system, structural volume can be greatly decreased, and shaft can freely adjust assembling position, enhance
The applicability of shaft；In addition sliding block by lead movable plate limitation, can only opposite rail move in the horizontal direction.
In another embodiment of the present invention, guide movable plate 3 extends to form flank, side respectively at the both ends at 4 middle part of locking plate
Sliding rail is formed on the wing.
Shown in attached drawing 6, attached drawing 7 and attached drawing 8, the first guide groove 11 in the present invention include it is at least one circumferentially
Cannelure and at least one transverse groove axially extended, cannelure it is end to end with transverse groove；Referring to attached drawing 9 and attached drawing 10
Shown, the second guide groove 21 extends in the shape of a spiral.The cannelure of first guide groove 11 corresponds to the unlock rotation of first rotating shaft 1, and sliding block 5 is protected
Hold motionless, the second shaft 2 locking；The transverse groove of first guide groove 11 is locked corresponding to first rotating shaft 1, the unlock rotation of the second shaft 2,
With being slided axially along transverse groove along first rotating shaft 1 and the second shaft 2 of movable slider 5.The length of the transverse groove of first guide groove 11
Degree is corresponding with the axial length of the second guide groove 21, and the corresponding circumferential angle of cannelure of the first guide groove 11 and the second guide groove 21 are right
The sum of circumferential angle answered is 360 degree.
In the present embodiment, the first guide groove 11 is by two sections of cannelures and one section of transverse groove is end to end constitutes, and constitutes Z-shaped knot
Structure, wherein it is respectively 90 degree that two sections of cannelures, which correspond to circumferential angle, the second guide groove 21 extends in the shape of a spiral, and as preferred
, the torsion of the first torque force device 12 is less than the torsion of the second torque force device 22.
The operation principle of shaft in the present embodiment described in detail below.
Shown in attached drawing 14, when original state, due to the limitation of 11 shape of the first guide groove, first rotating shaft 1 is in unlock
State, the second shaft 2 are in the lock state, and first rotating shaft 1 is rotated along diagram direction, and the first protrusion 51 of sliding block 5 is with first
The rotation of shaft 1 is slided in cannelure.
Shown in attached drawing 15, when first rotating shaft 1 rotates 90 degree along diagram direction, the first protrusion 51 of sliding block 5 is slided
To the end of the first segment cannelure of the first guide groove 11, and to be blocked by transverse groove, first rotating shaft 1 is in the lock state, and second
Shaft 2 is in the unlocked state.Second shaft 2 is rotated along diagram direction, at the same time second protrusion of second guide groove 52 to sliding block 5
52 apply lateral thrusts so that sliding block 5 is whole to be moved to the left, at the same time, the first protrusion 51 of sliding block 5 in transverse groove to the left
Sliding.
Shown in attached drawing 16, when the second shaft 2 rotates 180 degree along diagram direction, the first protrusion 51 of sliding block 5 is slided
It is blocked to the end of the transverse groove of the first guide groove 11, and by second segment cannelure, the second protrusion 52 of sliding block 5 slides into second
The end of guide groove 21, first rotating shaft 1 is in the unlocked state, and the second shaft 2 is in the lock state.First rotating shaft 1 is again along diagram
Direction rotates, and the first protrusion 51 of sliding block 5 is slided with the rotation of first rotating shaft 1 in cannelure.
Shown in attached drawing 17, when first rotating shaft 1 rotates 90 degree along diagram direction again, the first protrusion 51 of sliding block 5
It slides into the end of the second segment cannelure of the first guide groove 11 and is blocked, first rotating shaft 1 is in the lock state, the second shaft
2 are also at lock-out state, to complete a period of motion.
It is sequentially consistent with upper type when returning：360 degree to 270 degree, first rotating shaft 1 rotates；270 degree to 90 degree,
Second shaft 2 rotates；90 degree to 0 degree, first rotating shaft 1 rotates.
It can be seen from the foregoing description that realizing that sliding block is steady in the first guide groove, the second guide groove by sliding rail and sliding slot
It is mobile, it carries out 0 to 360 degree sequence and rotates, rotate flexibility and reliability.In entire rotation process, first rotating shaft and the second shaft according to
Secondary alternate rotation, in conjunction with the first torque force device torsion be less than the second torque force device torsion scheme, it can be seen that it is this to set
Meter is that pair torque force device being connect with the higher part of operating frequency for the behaviour in service for meeting notebook uses smaller resistance,
Increase operation ease when using.
As a kind of deformation scheme of the present embodiment, the first guide groove includes to multiple cannelures circumferentially and multiple
The transverse groove axially extended, cannelure is end to end with transverse groove, to which 360 degree of switching process to be decomposed into as needed
More classification processes.
The technical concepts and features of embodiment of above only to illustrate the invention, its object is to allow be familiar with technique
People understands present disclosure and is implemented, and it is not intended to limit the scope of the present invention, all according to spirit of that invention
The equivalent change or modification that essence is done is encompassed by protection scope of the present invention.
Claims (8)
1. a kind of shaft, which is characterized in that including：
First rotating shaft, the first rotating shaft have the first torque force device, first are surrounded on the side of the first rotating shaft
Guide groove；
Second shaft, second shaft are parallel to the first rotating shaft, and second shaft has the second torque force device, described
The torsion of first torque force device is less than the torsion of the second torque force device, and being surrounded with second on the side of second shaft leads
Slot；
Lead movable plate, the movable plate of leading is sheathed on the first rotating shaft, in the second shaft, and the movable plate of leading is led positioned at described first
The side of slot, the second guide groove；
Locking plate, the locking plate are sheathed on the first rotating shaft, in the second shaft, and the locking plate is located at first guide groove, second
The other side of guide groove；
A pair of of sliding rail, the sliding rail be formed in it is described lead between movable plate, locking plate, and it is the sliding rail and the first rotating shaft, described
Second shaft is parallel；
Sliding block, the sliding block be placed in it is described lead between movable plate, locking plate, the sliding block both sides have to be slidingly fitted with the sliding rail
Sliding slot, there is on the sliding block the first protrusion and the second protrusion, embedded first guide groove of the first protrusion, described second
Embedded second guide groove of protrusion, first guide groove, the second guide groove shape match so that the first rotating shaft or described
The rotation of second shaft rotates successively according to predetermined order, and first guide groove includes at least one cannelure circumferentially
With at least one transverse groove axially extended, the cannelure and transverse groove are end to end, and second guide groove is in the shape of a spiral
Extend.
2. shaft according to claim 1, which is characterized in that the cannelure of first guide groove is unlocked corresponding to first rotating shaft
Rotation, the sliding block remain stationary as, the second shaft locking；The transverse groove of first guide groove is locked corresponding to first rotating shaft
It is fixed, the second shaft unlock rotation, drive the sliding block along the axial direction of the first rotating shaft and second shaft transversely
Slot is slided.
3. shaft according to claim 2, which is characterized in that the length of the transverse groove of first guide groove and the second guide groove
Axial length is corresponding, the sum of the corresponding circumferential direction angle of cannelure circumferential angle corresponding with the second guide groove of first guide groove
It is 360 degree.
4. shaft according to claim 1, which is characterized in that first guide groove is by two sections of cannelures and one section of transverse groove head
Tail connects composition, and it is respectively 90 degree that two sections of cannelures, which correspond to circumferential angle,.
5. shaft according to claim 1, which is characterized in that the both ends led in the middle part of movable plate extend to the locking plate respectively
Flank is formed, sliding rail is formed on the flank.
6. shaft according to claim 1, which is characterized in that the both ends in the middle part of the locking plate extend to the movable plate of leading respectively
Flank is formed, sliding rail is formed on the flank.
7. shaft according to claim 6, which is characterized in that first torque force device is installed on first rotating shaft by nut
One end, second torque force device is installed on one end of the second shaft by nut.
8. a kind of notebook computer, which is characterized in that have according to any one of claim 1 to 7 shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510291337.7A CN104866026B (en) | 2015-06-01 | 2015-06-01 | Shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510291337.7A CN104866026B (en) | 2015-06-01 | 2015-06-01 | Shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104866026A CN104866026A (en) | 2015-08-26 |
| CN104866026B true CN104866026B (en) | 2018-10-30 |
Family
ID=53911919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510291337.7A Active CN104866026B (en) | 2015-06-01 | 2015-06-01 | Shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104866026B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105772587B (en) * | 2016-01-26 | 2018-02-23 | 袁则怀 | A kind of application method of portable sheet material sewing machine |
| CN109947185B (en) * | 2019-04-02 | 2023-03-24 | 苏州三星电子电脑有限公司 | Variable-axis rotating shaft |
| CN112983970B (en) * | 2019-12-16 | 2022-05-03 | 兆利科技工业股份有限公司 | Double-shaft hinge capable of alternatively rotating |
| CN116044888B (en) * | 2022-07-06 | 2024-03-29 | 荣耀终端有限公司 | Synchronous mechanism, rotating shaft mechanism and electronic equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202732675U (en) * | 2012-08-08 | 2013-02-13 | 联想(北京)有限公司 | Notebook computer and double-shaft type rotating shaft structure thereof |
| CN203717625U (en) * | 2013-12-31 | 2014-07-16 | 富世达股份有限公司 | Switching brake device of double-shaft pivot |
| CN203743188U (en) * | 2014-02-12 | 2014-07-30 | 联想(北京)有限公司 | Electronic device |
| CN204041721U (en) * | 2014-08-08 | 2014-12-24 | 新日兴股份有限公司 | Biaxial linkage type pivot assembly and the electronic equipment using it |
| CN204925873U (en) * | 2015-06-01 | 2015-12-30 | 苏州三星电子电脑有限公司 | Pivot and notebook computer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI524837B (en) * | 2013-07-05 | 2016-03-01 | 鴻海精密工業股份有限公司 | Mounting apparatus for display device |
-
2015
- 2015-06-01 CN CN201510291337.7A patent/CN104866026B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202732675U (en) * | 2012-08-08 | 2013-02-13 | 联想(北京)有限公司 | Notebook computer and double-shaft type rotating shaft structure thereof |
| CN203717625U (en) * | 2013-12-31 | 2014-07-16 | 富世达股份有限公司 | Switching brake device of double-shaft pivot |
| CN203743188U (en) * | 2014-02-12 | 2014-07-30 | 联想(北京)有限公司 | Electronic device |
| CN204041721U (en) * | 2014-08-08 | 2014-12-24 | 新日兴股份有限公司 | Biaxial linkage type pivot assembly and the electronic equipment using it |
| CN204925873U (en) * | 2015-06-01 | 2015-12-30 | 苏州三星电子电脑有限公司 | Pivot and notebook computer |
Also Published As
| Publication number | Publication date |
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| CN104866026A (en) | 2015-08-26 |
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