CN204533175U - Turning shaft structure - Google Patents
Turning shaft structure Download PDFInfo
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- CN204533175U CN204533175U CN201520198205.5U CN201520198205U CN204533175U CN 204533175 U CN204533175 U CN 204533175U CN 201520198205 U CN201520198205 U CN 201520198205U CN 204533175 U CN204533175 U CN 204533175U
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- axostylus axostyle
- turning shaft
- drive wheel
- restraining groove
- shaft structure
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Abstract
A kind of turning shaft structure, comprise an axle, its one end is provided with a junction, and the other end axially to extend a section be non-circular axostylus axostyle, this axostylus axostyle wear one with the drive wheel of its interlock, at least one elastic component after, and by the free end of this axostylus axostyle in conjunction with one end sealing; And a fixed support, its longitudinally first vertical sheet axially offers microscler first restraining groove worn for this axostylus axostyle, at the bottom of this fixed support, top was respectively equipped with for one first end and connects portion and a top-joining part, the tooth bar that this top-joining part is meshed for this drive wheel in conjunction with; When this axle rotates, this axostylus axostyle synchronously drives this drive wheel to rotate, and makes this drive wheel mobile along the engagement of this tooth bar, and allows this axostylus axostyle move radially in this first restraining groove.
Description
Technical field
The utility model is relevant a kind of turning shaft structure, especially a kind of turning shaft structure that can change position of centre of gravity when rotating.
Background technique
By electronic product, such as pocket computer, e-dictionary, portable type video-audio playing device and cover-lifting type mobile phone etc., be body is located at Lower Half, and linked by the lid of rotating shaft and the first half, makes lid can folding for it relative to body.Therefore, rotating shaft is also for determining a large essential factor of the said goods quality.
Only along with the compactization demand of electronic product, make tablet PC day by day universal.Substantially, tablet PC be exactly a need not flip, there is no keyboard and size is small enough to put into handbag, but merit can completely personal computer.When tablet PC uses on the table, it only has single screen body, in use, still slightly dislike inconvenience, other auxiliary peripheral unit of must arranging in pairs or groups, as keyboard or support, to facilitate input or to erect the convenient viewing of screen.
Therefore, tablet PC still needs the use form using traditional notebook type computer on using, so namely relevant dealer develops a kind of keyboard base for tablet PC combination or extended base, this pedestal comprises a plug assembly, during use, this grafting is filled to for after tablet PC rapidly grafting, electric connection can be formed, to use as notebook computer; Otherwise this tablet PC also can be separated with this plug assembly, to be used alone rapidly.
Based on aforesaid demand, as the utility model claimant shown in " connection set " of No. M397130th, TaiWan, China patent announcement that have, namely be by the push button promoted on setting area, slide rail is moved, thus enable tablet PC screen by fast dismantling on keyboard base from or assembling.
But, aforementioned keyboard base or extended base only provide keyboard entry function, and need not as separately established mainboard in the body of traditional notebook type computer, Winchester disk drive, the equipment such as CD-ROM drive and battery, and form light-weighted input device, this measure, tablet PC overall weight is made even to be greater than this keyboard base or this extended base, so that after both grafting combine, and this tablet PC is raised, if raise the excessive position of centre of gravity of this tablet PC that causes of angle outwards to offset, with the moment causing the moment of this tablet PC to be greater than this keyboard base, and then cause this tablet PC together to be toppled over together with this keyboard base, and urgently improve.
Model utility content
The purpose of this utility model is to provide a kind of turning shaft structure, it is installed on a revolving part, when this revolving part rotates, it can form synchronizing moving relative to a fixed block, and change the position of centre of gravity of this revolving part, to avoid this revolving part to be greater than the moment of this fixed block because of moment, thus overcome the problem that this revolving part and this fixed block topple over.
For achieving the above object, the turning shaft structure that the utility model provides, it comprises: an axle, its one end is provided with a junction, and the axial extension of the other end one section is non-circular axostylus axostyle, this axostylus axostyle wear one with the drive wheel of its interlock, at least one elastic component after, and by the free end of this axostylus axostyle in conjunction with one end sealing; And a fixed support, its longitudinally first vertical sheet axially offers microscler first restraining groove worn for this axostylus axostyle, at the bottom of this fixed support, top was respectively equipped with for one first end and connects portion and a top-joining part, the tooth bar that this top-joining part is meshed for this drive wheel in conjunction with; When this axle rotates, this axostylus axostyle synchronously drives this drive wheel to rotate, and makes this drive wheel mobile along the engagement of this tooth bar, and allows this axostylus axostyle move radially in this first restraining groove.
The turning shaft structure that the utility model provides, also comprise: an axle, its one end is provided with a junction, and the axial extension of the other end one section is non-circular axostylus axostyle, this axostylus axostyle wear one with the drive wheel of its interlock, at least one elastic component after, and by the free end of this axostylus axostyle in conjunction with one end sealing; One fixed support, its longitudinally first vertical sheet axially offers microscler first restraining groove worn for this axostylus axostyle, at the bottom of this fixed support, top was respectively equipped with for one first end and connects portion and a top-joining part, the tooth bar that this top-joining part is meshed for this drive wheel in conjunction with; And an auxiliary stand, its longitudinally second vertical sheet also axially offer one to wear for this axostylus axostyle and with this first restraining groove parallel to each other and identical microscler second restraining groove, this support bracket fastened second end, meets portion to be in succession provided with one bottom this auxiliary stand; When this axle rotates, this axostylus axostyle synchronously drives this drive wheel to rotate, and makes this drive wheel mobile along the engagement of this tooth bar, and allows this axostylus axostyle move radially in this first restraining groove and this second restraining groove.
Accompanying drawing explanation
For further describing concrete technology contents of the present utility model, first refer to accompanying drawing, wherein:
Fig. 1 is the three-dimensional exploded view of the utility model turning shaft structure;
Fig. 2 is the stereogram after the utility model turning shaft structure group is stood;
The sectional drawing of Fig. 3 for intercepting along Fig. 2 line A-A; And
Fig. 4 to Fig. 6 is that the utility model turning shaft structure is installed in revolving part and fixed block, and raises the enlarged partial isometric view to 90 degree and 135 degree by closed angle (0 degree).
Embodiment
As shown in Figure 1 to Figure 3, substantially, the utility model turning shaft structure comprises axle 1 and a fixed support 2.
This axle 1 one end is then provided with a junction 12, this joint 12 comprises a plurality of attachment hole 121, so that for known link, such as screw passes through those attachment holes 121, and be locked in an electronic equipment, such as, for tablet PC 4 grafting and the plug assembly 41 be connected or the lid (referring to Fig. 3) with display screen.And the axial extension of this axle 1 the other end one section is non-circular axostylus axostyle 11, this axostylus axostyle 11 wear one with the drive wheel 13 (such as gear) of this axostylus axostyle 11 interlock, at least one elastic component 14 after, and by the free end of this axostylus axostyle 11 in conjunction with one end sealing 15.
Wherein, axostylus axostyle 11 and the joint 12 delivery position radial direction of this axle 1 are provided with a catch 111, and this catch 111 is adjacent to the first restraining groove 211 side of this fixed support 2.And the free end of this axostylus axostyle 11 is provided with screw thread, be Anti-releasing nut when therefore this end sealing 15 is implemented.Moreover, elastic component 14 can be a plurality of shell fragment 141 or at least one spring (not shown) when implementing, those shell fragments 141 respectively wear for this axostylus axostyle 11 with a circular hole 142, and those shell fragments 141 have cambered surface, and the cambered surface of those shell fragments 141 is coincided in the mode that positive and negative is staggered, to form preferably elasticity.
Fixed support 2 rolls over shape more for one, such as Z-shaped support body, its longitudinal first vertical sheet 21 axially offers microscler first restraining groove 211 worn for this axostylus axostyle 11, this axostylus axostyle 11 can be moved radially in this first restraining groove 211, and using these the first restraining groove 211 two ends as the closed angle (starting point) of this axle 1 with raise angle (terminating point).Being provided with for one first end bottom this fixed support 2 meets portion 22, this first end, meets portion 22 and comprises a plurality of first fixed hole 221, so that for known link, such as screw passes through those the first fixed holes 221, and be locked in an electronic equipment, such as keyboard base 5 or body, can be fixedly arranged on a corner at this keyboard base 5 rear by this fixed support 2.
And this fixed support 2 top is provided with a top-joining part 23, to combine, the tooth bar 24 that such as interlocking or riveted joint one are meshed for this drive wheel 13.Wherein the front end and back end of this tooth bar 24 longitudinally projects pair of flanges 241, and this is adjacent to the front end and back end of this top-joining part 23 to flange 241, this object that flange 241 is arranged, insert except embedding combination except convenient, can also this tooth bar 24 slide anteroposterior of backstop (because of by this drive wheel 13 engagement movement active force affect), be beneficial to locate; If make this tooth bar 24 be fixed to one another further with this drive wheel 13, then riveted joint is adopted to combine.Catch 111 (or first of this fixed support 2 vertical sheet 21) this end capping piece 15 of arranging in pairs or groups being through this axle 1 as this drive wheel 13 to be limited in this axostylus axostyle 11 place, then is adjusted to location, and to align, this tooth bar 24 forms good engagement.
And be the structural rigidity increasing this fixed support 2, this turning shaft structure comprises an auxiliary stand 3 further, this auxiliary stand 3 is a bending-like, such as L font support body, its longitudinally second vertical sheet 31 also axially offer one to wear for this axostylus axostyle 11 and with aforementioned first restraining groove 211 parallel to each other and identical microscler second restraining groove 311, make this axostylus axostyle 11 can this first, second restraining groove 211, move radially in 311, and with this first, second restraining groove 211, 311 two ends respectively as this axle 1 closed angle (starting point) with raise angle (terminating point).
Second end being provided with this fixed support 2 in succession bottom this auxiliary stand 3, meets portion 32, such as meet portion 22 in succession in this first end or this first vertical sheet 21 is overlapped to be formed, wherein preferably mode of execution be to make bottom this auxiliary stand 3 the second set end meet portion 32 to meet portion 22 overlapped to be formed at this first end in succession, this second end, connects those the first fixed hole 221 positions corresponding, portion 32 and is provided with a plurality of second fixed hole 321.By known link, such as screw passes through those first, second fixed holes 221,321, and be locked in an electronic equipment, such as keyboard base 5 or body (referring to Fig. 3), this fixed support 2 and this auxiliary stand 3 can be fixedly arranged on a corner at this keyboard base 5 rear.Therefore, accept the axle 1 of simultaneously rotating with movement through this fixed support 2 with this auxiliary stand 3, that single support can be avoided to cause is crooked, thus promotes stability when axle 1 is moved.
And be the overall torsion increasing this turning shaft structure, therefore between the first restraining groove 211 of this fixed support 2 and this drive wheel 13, between this drive wheel 13 and the second restraining groove 311 of this auxiliary stand 3, between second restraining groove 331 of this auxiliary stand 3 and this elastic component 14, or between this elastic component 14 and this end sealing 15, optionally wear the friction pads 16 of one and this axostylus axostyle 11 interlock, and each at least one side of friction pads 16 is provided with the oil storage tank 161 of invaginated type, so that accommodating lubricant grease, and smooth and easy sense when providing this turning shaft structure to rotate, and reduce the generation of different sound.
As shown in Figure 2, the second restraining groove 331, the 3rd friction pads 16 of the first restraining groove 211,1 first friction pads 16, drive wheel 13,1 second friction pads 16, auxiliary stand 3 axostylus axostyle 11 of this axle 1 sequentially being worn a fixed support 2, at least one elastic component 14 and one the 4th friction pads 16, and this end sealing 15 is installed in the free end of this axostylus axostyle 11, with elastic fastening aforementioned components, namely become a kind of turning shaft structure.Separately be can clearly be seen that by Fig. 3, this drive wheel 11 is meshed with this tooth bar 24, synchronously can produce locomotive function to be formed when this axle 1 is rotated.
As shown in Figure 4, an electronic equipment is installed in when being and being implemented by the utility model turning shaft structure, such as revolving part 4 (tablet PC) and fixed block 5 (keyboard base) join the both sides at position, for convenience of description, only disclose side corner as explanation.First the joint 12 of axle 1 is installed in one for plug assembly 41 side of this tablet PC 4 grafting, then connect portion 22 and second end and meet portion 32 and be installed in this keyboard base 5 rear end corner by this fixed support 2 and auxiliary stand 3 first end in overlapped kenel.
When this tablet PC 4 is in closed state with this keyboard base 5, this axostylus axostyle 11 is positioned at the rear end (first end) of this first restraining groove 211 and this second restraining groove 311, and namely representing this axle 1 angle is 0 degree.
As wish uses this tablet PC 4, this tablet PC 4 only must be raised by user, and this axle 1 is rotated, and now this axostylus axostyle 11 synchronously drives this drive wheel 13 and those friction padss 16 to rotate, and makes this drive wheel 13 engage movement forward along this tooth bar 24.As shown in Figure 5, when this axle 1 raise angle to 90 spend time, it is the distance moving forward 2/3rds of total travel in this first restraining groove 211 and this second restraining groove 311.
As shown in Figure 6, when this axostylus axostyle 11 is connected to this first restraining groove 211 and this second restraining groove 311 front end (second end), be the terminating point that this tablet PC 4 is raised, such as this axle 1 is raised angle to 135 and is spent, now, user can carry out input through keyboard operation to this keyboard base 5.And this axle 1 is in rotary course, this axostylus axostyle 11 moves forward to the process of the second end from the first end of this first restraining groove 211 and this second restraining groove 311, already changed the position of centre of gravity of this tablet PC 4, to avoid this tablet PC 4 (revolving part) to be greater than the moment of this keyboard base 5 (fixed block) because of moment, thus overcome the problem that this tablet PC 4 topples over this keyboard base 5.
In fact, the electronic equipment of this flip is not limited with aforementioned tablet PC 4, plug assembly 41 and keyboard base 5, that is, this electronic equipment also can be the pocket computer, e-dictionary, portable type video-audio playing device or the cover-lifting type mobile phone that comprise lid and body.
So, via enforcement of the present utility model, its effect is, this axle is in rotary course, the drive wheel that this axostylus axostyle wears is mobile along this support bracket fastened tooth bar engagement, and allows this axostylus axostyle move in this support bracket fastened first restraining groove with the second restraining groove of this auxiliary stand, uses the position of centre of gravity changing this revolving part, to avoid this revolving part to be greater than the moment of this fixed block because of moment, thus overcome the problem that this revolving part and this fixed block topple over.
The utility model discloses, and is the one of preferred embodiment, such as the change of local or modification and come from technological thought of the present utility model and be easy to know by inference for those skilled in the art institute, does not all take off patent right category of the present utility model.
Claims (16)
1. a turning shaft structure, is characterized in that, comprising:
One axle, its one end is provided with a junction, and the other end axially to extend a section be non-circular axostylus axostyle, this axostylus axostyle wear one with the drive wheel of its interlock, at least one elastic component after, and by the free end of this axostylus axostyle in conjunction with one end sealing; And
One fixed support, be more than one folding shape support bodys, its longitudinally first vertical sheet axially offers microscler first restraining groove worn for this axostylus axostyle, at the bottom of this fixed support, top was respectively equipped with for one first end and connects portion and a top-joining part, the tooth bar that this top-joining part is meshed for this drive wheel in conjunction with;
When this axle rotates, this axostylus axostyle synchronously drives this drive wheel to rotate, and makes this drive wheel mobile along the engagement of this tooth bar, and allows this axostylus axostyle move radially in this first restraining groove.
2. turning shaft structure according to claim 1, is characterized in that, this joint comprises for being installed in a plurality of attachment holes that has the electronic equipment of a revolving part; And this first end portion of connecing comprises for being installed in a plurality of first fixed holes that this has the electronic equipment of a fixed block.
3. turning shaft structure according to claim 2, is characterized in that, this revolving part is for tablet PC grafting and the plug assembly be connected or the lid with display screen; And this fixed block is keyboard base or body.
4. turning shaft structure according to claim 1, it is characterized in that, axostylus axostyle and the joint delivery position radial direction of this axle are provided with a catch, and this catch is adjacent to this support bracket fastened first restraining groove side, separately be provided with screw thread at the free end of this axostylus axostyle, this end sealing is then Anti-releasing nut.
5. turning shaft structure according to claim 1, is characterized in that, described elastic component is a plurality of shell fragment or at least one spring.
6. turning shaft structure according to claim 1, is characterized in that, the front end and back end of this tooth bar longitudinally projects pair of flanges, and this is adjacent to the front end and back end of this top-joining part to flange.
7. turning shaft structure according to claim 1, is characterized in that, optionally wears the friction pads of one and this axostylus axostyle interlock between this support bracket fastened first restraining groove and this drive wheel or between this elastic component and this end sealing.
8. turning shaft structure according to claim 7, is characterized in that, at least one side of this friction pads is provided with the oil storage tank of invaginated type.
9. a turning shaft structure, is characterized in that, comprising:
One axle, its one end is provided with a junction, and the other end axially to extend a section be non-circular axostylus axostyle, this axostylus axostyle wear one with the drive wheel of its interlock, at least one elastic component after, and by the free end of this axostylus axostyle in conjunction with one end sealing;
One fixed support, its longitudinally first vertical sheet axially offers microscler first restraining groove worn for this axostylus axostyle, at the bottom of this fixed support, top was respectively equipped with for one first end and connects portion and a top-joining part, the tooth bar that this top-joining part is meshed for this drive wheel in conjunction with; And
One auxiliary stand, its longitudinally second vertical sheet also axially offer one to wear for this axostylus axostyle and with this first restraining groove parallel to each other and identical microscler second restraining groove, this support bracket fastened second end, meets portion to be in succession provided with one bottom this auxiliary stand;
When this axle rotates, this axostylus axostyle synchronously drives this drive wheel to rotate, and makes this drive wheel mobile along the engagement of this tooth bar, and allows this axostylus axostyle move radially in this first restraining groove and this second restraining groove.
10. turning shaft structure according to claim 9, is characterized in that, this joint comprises for being installed in a plurality of attachment holes that has the electronic equipment of a revolving part; Separately by the second end portion of connecing set bottom this auxiliary stand, to meet portion overlapped to be formed at this first end in succession, and this first end meets portion and this second end portion of connecing and comprises for being installed in this plurality of first fixed hole with the electronic equipment of a fixed block and a plurality of second fixed hole.
11. turning shaft structures according to claim 10, is characterized in that, this revolving part is for tablet PC grafting and the plug assembly be connected or the lid with display screen; And this fixed block is keyboard base or body.
12. turning shaft structures according to claim 9, it is characterized in that, axostylus axostyle and the joint delivery position radial direction of this axle are provided with a catch, and this catch is adjacent to this support bracket fastened first restraining groove side, separately be provided with screw thread at the free end of this axostylus axostyle, this end sealing is then Anti-releasing nut.
13. turning shaft structures according to claim 9, is characterized in that, described elastic component is a plurality of shell fragment or at least one spring.
14. turning shaft structures according to claim 9, is characterized in that, the front end and back end of this tooth bar longitudinally projects pair of flanges, and this is adjacent to the front end and back end of this top-joining part to flange.
15. turning shaft structures according to claim 9, it is characterized in that, between this support bracket fastened first restraining groove and this drive wheel, between this drive wheel and the second restraining groove of this auxiliary stand, between the second restraining groove of this auxiliary stand and this elastic component or optionally wear between this elastic component and this end sealing one with the friction pads of this axostylus axostyle interlock.
16. turning shaft structures according to claim 15, is characterized in that, at least one side of this friction pads is provided with the oil storage tank of invaginated type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520198205.5U CN204533175U (en) | 2015-04-03 | 2015-04-03 | Turning shaft structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520198205.5U CN204533175U (en) | 2015-04-03 | 2015-04-03 | Turning shaft structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204533175U true CN204533175U (en) | 2015-08-05 |
Family
ID=53747184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520198205.5U Active CN204533175U (en) | 2015-04-03 | 2015-04-03 | Turning shaft structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204533175U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021227854A1 (en) * | 2020-05-12 | 2021-11-18 | 杭州安费诺飞凤通信部品有限公司 | Motion mechanism applied to inward-folding flexible screen terminal |
| US11349970B1 (en) | 2021-03-01 | 2022-05-31 | Beijing Xiaomi Mobile Software Co., Ltd. | Rotating component and terminal device |
-
2015
- 2015-04-03 CN CN201520198205.5U patent/CN204533175U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021227854A1 (en) * | 2020-05-12 | 2021-11-18 | 杭州安费诺飞凤通信部品有限公司 | Motion mechanism applied to inward-folding flexible screen terminal |
| US11349970B1 (en) | 2021-03-01 | 2022-05-31 | Beijing Xiaomi Mobile Software Co., Ltd. | Rotating component and terminal device |
| EP4053674A1 (en) * | 2021-03-01 | 2022-09-07 | Beijing Xiaomi Mobile Software Co., Ltd. | Rotating component and terminal device |
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