CN102003455B - Rotating shaft structure - Google Patents
Rotating shaft structure Download PDFInfo
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- CN102003455B CN102003455B CN 200910189806 CN200910189806A CN102003455B CN 102003455 B CN102003455 B CN 102003455B CN 200910189806 CN200910189806 CN 200910189806 CN 200910189806 A CN200910189806 A CN 200910189806A CN 102003455 B CN102003455 B CN 102003455B
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- driven member
- fixed block
- mandrel
- shaft structure
- turning shaft
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Abstract
The invention provides a rotating shaft structure comprising a mandrel, a first fixing piece, a first elastic piece, a first driven piece, a second driven piece, a second fixing piece and a secondary elastic piece. The mandrel comprises step sites, the first fixing piece is sleeved on the mandrel and is in rotating match with the mandrel, one end of the first elastic piece is connected with the first fixing piece, the second end of the first elastic piece is connected with the first driven piece, the first elastic piece provides rotating force between the first fixing piece and the first driven piece, the same step sites of the second driven piece are fixedly clamped and fastened on the mandrel, the first driven piece is sleeved on the second driven piece and can radially move along the second driven piece which is engaged with the first fixing piece, the mandrel penetrates through the second fixing piece, and the secondary elastic piece for providing the radial elastic force for the rotating shaft is arranged between the second driven piece and the second fixing piece. By adopting the mandrel and the step site structure arranged on the mandrel, the invention lessens the combination of spare parts so as to simplify the assembly and the dimension size and decrease the corresponding processing cost.
Description
Technical field
The present invention relates to a kind of turning shaft structure, particularly a kind of for connecting two-part structure and making these two-part form the structure of several angle.
Background technique
Along with the development of communication career, mobile phone becomes the necessity in people's daily life gradually.In order to satisfy people for mobile phone fashion, convenient, ultra-thin demand, require the body function spare compact structure of mobile phone and use convenient.Present clamshell phone about 5mm, is unfavorable for the lasting ultra-thin development of mobile phone mostly take semi-automatic structure as main rotating shaft outside dimension is larger; A key of existing patent is opened the Revolving shaft of flip phone major part and is all adopted supplementary structure simultaneously, such as electromagnetic structure, and perhaps other non-modular structure.Non-modular structure is exactly to cooperate the function of finishing rotating shaft by several independently parts, and wherein each structure is to cooperate with the mobile phone only of assembling, rather than rotating shaft of whole formation, cannot be independent.Wherein electromagnetic structure has increased the influence factor to mobile phone signal; Non-modular structure is unfavorable for assembling, and therefore structural instability, and the difficult many moneys mobile phone that is used for of a rotating shaft have reduced the life cycle in its market.
Notice of authorization CN1260482C discloses a kind of hinge structure that uses in folding mobile telephone, initial opening action be by with actuating member press stroke by means of cam/cam follower mechanism be transformed into hinge rotatablely move finish.Wherein but the first spring part elasticity recovers that ground inserts the first action piece and between the annular shaft shoulder surface of the inner circumference of end cap outer end face, internal and external circumference and the shaft shoulder of end cap have formed larger thickness at least for they, make the outside dimension of whole hinge larger, thereby be unsuitable for using on the at present popular ultra thin handset.In addition, the central shaft in this structure is assembled by center-pole, link and cam member, very complicated loaded down with trivial details, and adopt the assembling mode will inevitably cause external diameter further to increase, part is more, the corresponding increase of its processing cost.
Summary of the invention
Technical problem to be solved by this invention is that the more combination of component is complicated in the present turning shaft structure.
The invention discloses a kind of turning shaft structure, comprise mandrel, have the step position; The first fixed block is set on the mandrel and is rotatably assorted with described mandrel; The first elastic component comprises the first elastic component first end and the first elastic component the second end, and described the first elastic component first end is connected on the first fixed block; The first driven member, described the first elastic component the second end is connected with the first driven member, and described the first elastic component provides the rotating force between the first fixed block and the first driven member; The second driven member, be set on the described mandrel, described the second driven member and mandrel fix by the step position, and described the first driven member is set on described the second driven member and can moves radially along described the second driven member, described the second driven member and the engagement of the first fixed block; The second fixed block, described mandrel are arranged on the second fixed block, are provided with the second elastic component between described the second driven member and the second fixed block, and described the second elastic component can provide rotating shaft radial elastic power.
Structure decrease by adopting mandrel and the upper step position that arranges thereof the combination of component, thereby simplified assembling and outside dimension, and reduced corresponding processing cost.
Description of drawings
Fig. 1 is embodiment of the invention overall schematic
Fig. 2 is embodiment of the invention schematic internal view
Fig. 3 is embodiment of the invention explosive view
Fig. 4 is embodiment of the invention sectional view
Fig. 5 is the embodiment of the invention the first elastic component end connection diagram
Fig. 6 is the embodiment of the invention the first driven member schematic representation
Fig. 7 is that embodiment of the invention mandrel one end cooperates schematic representation with the second fixed block
Fig. 8 is the embodiment of the invention the first fixed block overall schematic
Fig. 9 is the embodiment of the invention the first fixed block cut-away view
Figure 10 is that the embodiment of the invention the first fixed block cooperates schematic representation with the first driven member
Embodiment
For making objects and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with drawings and Examples.
As shown in Figures 1 to 4, the embodiment of the invention discloses a kind of turning shaft structure, described turning shaft structure is used for connecting two block parts, and drives relatively rotating between two block parts, and described rotating shaft comprises with lower member:
Such as Fig. 3 and shown in Figure 6, preferably, described the second driven member 4 external diameter shapes with described the first driven member 5 internal diameter shapes so that described the second driven member 4 cooperate in unique mode with described the first driven member 5, as adopt complete unique fit shapes to carry out assembly, so that in assembling, be difficult for makeing mistakes.
Concrete, described the second driven member 4 external diameter shapes and described the first driven member 5 internal diameters are shaped as cam-like, thereby so that described the second driven member 4 and cooperating of the first driven member 5 unique mode, effect with mistake proofing, reduce the generation of reassemblying, reduce the bad and unnecessary cost of doing over again and bringing.
As shown in Figure 3 and Figure 4, described step position 83 comprises First component level 831 and second step position 832, described First component level 831 and second step position 832 not in same cross section, i.e. the above-mentioned two step positions setting that just is staggered.Concrete First component level 831 can be arranged higher, it is lower that second step position 832 arranges.Described the second driven member 4 has towards a side end face of step position 83 with First component level 831 and second step position 832 distinguishes suitable concave surface.In assembling, only all when contacting, a side end face of step position 83 is only the assembling correct status with the second driven member 4 in First component level 831 with second step position 832, this is provided with and is beneficial to mistake proofing, reduces the generation of reassemblying, and falls less cost bad and that do over again and bring.
Further, described mandrel 8 shape of cross sections are corresponding with the second driven member 4 internal diameter shapes, so that mandrel 8 cooperates in unique mode with the second driven member 4.As adopt complete unique fit shapes to carry out assembly, so that in assembling, more be difficult for makeing mistakes.Concrete, described mandrel 8 shape of cross sections and the second driven member 4 internal diameter shapes can adopt shape or other shapes irregular and unique assembly of cam.
Further; be provided with housing 22 on described the second fixed block 2; the integral body that described mandrel 8, the first fixed block 7, the second fixed block 2, the first driven member 5, the second driven member 4, the first elastic component 6 and the second elastic component 3 form is placed in the described housing 22, by housing 22 the turning shaft structure Global Macros is got up.Described housing 22 is provided with bounding means 23 towards the first fixed block 7 edges, is provided with the projection 73 corresponding with bounding means 23 on described the first fixed block 7, by the card relation of joining between bounding means 23 and the projection 73 so that turning shaft structure can only rotate special angle.
Concrete, described the first fixed block 7 is for to have the structure of boss 75, and described the first elastic component 6 is set on the described boss 75, thereby takes full advantage of the space between the part, reduces the entire outer diameter size.
Such as Fig. 1 to 3 and shown in Figure 7, concrete, described mandrel first end 81 passes the second fixed block 2 ends and fixing by jump ring 1.Described mandrel first end 81 has pilot hole, and described jump ring 1 snaps in to be realized in this pilot hole being fixed.This is mounted with after whole turning shaft structure assembling is finished and finishes, and can be set as the second elastic component 3 and have certain pre compressed magnitude this moment.
Concrete, described the first elastic component 6 is torsion spring, described the second elastic component 3 is stage clip.。Groove 52 assembly on the first elastic component the second end 62 and the first driven member 5.
Concrete, in the following manner engagement between described the second driven member 4 and the first fixed block 7: the projection 41 that arranges on described the second driven member 4 cooperates with the first groove 71 or the second groove 72 that the first fixed block 7 arranges on the end face of the second driven member 4.
As shown in Figures 8 to 10, be provided with buffering curved surface 74 on the side end face of the first driven member 5 of described the first fixed block 7.In the course of the work, when the projection 41 on the second driven member 4 with after the first groove 71 on the first fixed block 7 separates, projection 41 just begins to move along buffering curved surface 74.Described buffering curved surface 74 comprises curved surface 74b, 74c, the 74d that is connected successively.Further, described buffering curved surface also comprises inclined-plane 74a and inclined-plane 74e.Wherein said inclined-plane 74a for the benefit of projection 41 slips into and skids off in the first groove 71.Inclined-plane 74e for the benefit of projection 41 slips into and skids off in the second groove 72.
Introduce in detail the process that described projection 41 skids off the first groove 71 and slips into the second groove 72 below by Fig. 8 to Figure 10.Projection 41 slides in the 74a section at the beginning, it is a climbing process, after projection 41 moves to peak, just enter descending curved surface 74b section, this is a descending process, after sliding into minimum point, just enters level and smooth 74c section, then being raise curved surface 74d section, is that torsion loss that descending stage 74e is used for compensation the first elastic component 6 working procedure makes the turning shaft structure can more reliable work at last.
The effect of buffering curved surface 74 has: one of function of described turning shaft structure is that the user can directly open two block devices that connect by this rotating shaft with hand; in the time of initial; projection 41 snaps in groove 71; has certain potential energy; when external force has overcome above-mentioned potential energy acting; the first elastic component 6 drives the first driven member 5 and 7 relative movement of the second driven member 4 relative the first fixed blocks; adding that this moment, external force was not also in time withdrawn from usually; if do not cushion curved surface 74 this moment; speed when final projection 41 falls into groove 72 can be very fast; the impact force of engagement is larger, and the impact life-span herein is so designed curved surface 74d.The 74d section has certain slope, and axial compression spring when projection 41 slides in the above in the working procedure causes mutual frictional force to increase, and therefore can reduce the speed of renovating, and reduces the impact that mobile phone is caused.Certainly, more than be preferred structure, also the buffering curved surface 74 whole end face that be positioned can be arranged to wavy deceleration face, as long as it is just feasible to play the impact force that improves friction, reduces projection 41 slip terminal sections.
Below by Fig. 1 to Fig. 4 and Figure 10 specific works state to the embodiment of the invention.At first, the turning shaft structure that discloses of the embodiment of the invention can be realized the function automatically opened.Under state as shown in Figure 1 by pressing mandrel the second end 82,3 compressions of the second elastic component, step position 83 on the mandrel 8 is with the second driven member 4 and the first fixed block 7 relative backing down, and projection 41 also skids off from groove 71, the second driven member 4 and the first fixed block 7 lose engagement, at this moment, the first elastic component 6 with default elastic potential energy discharges elastic potential energy, drive the second driven member 4 and the first fixed block 7 relatively rotates, because the first driven member 5, the second driven member 4, the second fixed block 1 is servo-actuated, in fact be exactly to drive the first fixed block 7 and the second fixed block 2 relatively rotates, be fixed on one of described two block parts owing to the first fixed block 7 again, and the second fixed block 2 is fixed on two block parts on another, relatively rotates and has a certain degree thereby drive two block parts.This operating state also can be the user by manually making the first fixed block 7 and the second driven member 4 lose engagement, realize thereby discharge the first elastic component 6 elastic potential energys.The first fixed block 7 and the second fixed block 2 in the process, are realized the buffering of sliding by buffering curved surface 74 between its contacted end face in relative rotation.When the second driven member 4 rotates to an angle, in the projection 41 embedding grooves 72, realize stable locking.When needs reinstatement attitude, when namely two block parts close up, need by 6 energy storage of outer force compresses the first elastic component, this moment second, elastic component 3 discharged groove 71 engagements of projection 41 and first fixed block 7 of elastic potential energy ejection the second driven member 4, locking is firm, recovers state shown in Figure 1.
In sum, more than be preferred embodiment of the present invention only, be in order to help to understand spirit and the main points of this patent, but be not for limiting protection scope of the present invention.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (16)
1. turning shaft structure, comprising: mandrel has the step position; The first fixed block is set on the mandrel and is rotatably assorted with described mandrel; The first elastic component comprises the first elastic component first end and the first elastic component the second end, and described the first elastic component first end is connected on the first fixed block; The first driven member, described the first elastic component the second end is connected with the first driven member, and described the first elastic component provides the rotating force between the first fixed block and the first driven member; The second driven member, be set on the described mandrel, described the second driven member and mandrel fix by the step position, and described the first driven member is set on described the second driven member and can moves axially along described the second driven member, described the second driven member and the engagement of the first fixed block; The second fixed block, described mandrel are arranged on the second fixed block, are provided with the second elastic component between described the second driven member and the second fixed block, and described the second elastic component can provide turning shaft structure axial elasticity power.
2. turning shaft structure as claimed in claim 1 is characterized in that, described the second driven member external diameter shape with described the first driven member internal diameter shape so that described the second driven member cooperate in unique mode with described the first driven member.
3. turning shaft structure as claimed in claim 2 is characterized in that, described the second driven member external diameter shape and described the first driven member internal diameter are shaped as cam-like.
4. such as the described turning shaft structure of claims 1 to 3 any one, it is characterized in that, described step position comprises First component level and the second step position that is positioned at different cross section, and described the second driven member has the concave surface suitable with First component level and second step position towards a side end face of step position.
5. turning shaft structure as claimed in claim 4 is characterized in that, described mandrel shape of cross section with the second driven member internal diameter shape so that mandrel cooperate in unique mode with the second driven member.
6. turning shaft structure as claimed in claim 5 is characterized in that described mandrel shape of cross section and the second driven member internal diameter are shaped as cam-like.
7. such as the described turning shaft structure of claims 1 to 3 any one, it is characterized in that being provided with housing on described the second fixed block, the integral body that described mandrel, the first fixed block, the second fixed block, the first driven member, the second driven member form is placed in the described housing.
8. turning shaft structure as claimed in claim 7 is characterized in that described housing is provided with bounding means towards the first fixed block edge, is provided with the projection corresponding with bounding means on described the first fixed block.
9. such as the described turning shaft structure of claims 1 to 3 any one, it is characterized in that described the first fixed block for having boss structure, described the first elastic component is set on the boss of the first fixed block.
10. such as the described turning shaft structure of claims 1 to 3 any one, it is characterized in that described mandrel one end passes the second fixed block end and fixes by jump ring.
11. such as the described turning shaft structure of claims 1 to 3 any one, it is characterized in that described the first elastic component is torsion spring, described the second elastic component is stage clip.
12. such as the described turning shaft structure of claims 1 to 3 any one, it is characterized in that described the second driven member have projection, the first fixed block have can with the first groove and second groove of described projection engagement.
13. turning shaft structure as claimed in claim 12 is characterized in that described the first groove and the second groove skid off a side at projection at least and have the inclined-plane.
14. turning shaft structure as claimed in claim 12 is characterized in that being provided with the buffering curved surface on the end face between the first groove and the second groove on described the first fixed block.
15. turning shaft structure as claimed in claim 14 is characterized in that described buffering curved surface is wavy curved surface.
16. turning shaft structure as claimed in claim 14 is characterized in that described buffering curved surface comprises lower slope section curved surface, smooth surface, the upward slope section curved surface that sets gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910189806 CN102003455B (en) | 2009-08-31 | 2009-08-31 | Rotating shaft structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910189806 CN102003455B (en) | 2009-08-31 | 2009-08-31 | Rotating shaft structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102003455A CN102003455A (en) | 2011-04-06 |
| CN102003455B true CN102003455B (en) | 2013-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910189806 Active CN102003455B (en) | 2009-08-31 | 2009-08-31 | Rotating shaft structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102003455B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112128220A (en) * | 2020-10-13 | 2020-12-25 | 昆山玮硕恒基智能科技股份有限公司 | Automatic starting shaft for passing point |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104100632A (en) * | 2014-07-09 | 2014-10-15 | 衢州红灯笼化工技术服务有限公司 | Hinge positioning and locking device |
| CN110856075A (en) * | 2019-12-23 | 2020-02-28 | 傲基科技股份有限公司 | Earphone box |
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| CN1862042A (en) * | 2005-05-13 | 2006-11-15 | 深圳富泰宏精密工业有限公司 | Hinge structure |
| WO2008007464A1 (en) * | 2006-07-13 | 2008-01-17 | Japan Aviation Electronics Industry, Limited | Hinge mechanism and foldable electronic apparatus with the same |
| JP3140838U (en) * | 2007-02-02 | 2008-04-10 | 鴻海精密工業股▲ふん▼有限公司 | Hinge structure |
| CN101169153A (en) * | 2006-10-24 | 2008-04-30 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure and folding electronic device using same |
| JP2008275048A (en) * | 2007-04-27 | 2008-11-13 | Strawberry Corporation | Hinge device and electronic device using the hinge device |
| KR20090045438A (en) * | 2007-11-02 | 2009-05-08 | (주)엘티엠에이피 | Auto hinge moudle of cellular phone |
| CN201243321Y (en) * | 2008-06-16 | 2009-05-20 | 比亚迪股份有限公司 | Hinge mechanism and cover-turning type mobile phone with the same |
-
2009
- 2009-08-31 CN CN 200910189806 patent/CN102003455B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1862042A (en) * | 2005-05-13 | 2006-11-15 | 深圳富泰宏精密工业有限公司 | Hinge structure |
| WO2008007464A1 (en) * | 2006-07-13 | 2008-01-17 | Japan Aviation Electronics Industry, Limited | Hinge mechanism and foldable electronic apparatus with the same |
| CN101169153A (en) * | 2006-10-24 | 2008-04-30 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure and folding electronic device using same |
| JP3140838U (en) * | 2007-02-02 | 2008-04-10 | 鴻海精密工業股▲ふん▼有限公司 | Hinge structure |
| JP2008275048A (en) * | 2007-04-27 | 2008-11-13 | Strawberry Corporation | Hinge device and electronic device using the hinge device |
| KR20090045438A (en) * | 2007-11-02 | 2009-05-08 | (주)엘티엠에이피 | Auto hinge moudle of cellular phone |
| CN201243321Y (en) * | 2008-06-16 | 2009-05-20 | 比亚迪股份有限公司 | Hinge mechanism and cover-turning type mobile phone with the same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112128220A (en) * | 2020-10-13 | 2020-12-25 | 昆山玮硕恒基智能科技股份有限公司 | Automatic starting shaft for passing point |
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| Publication number | Publication date |
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| CN102003455A (en) | 2011-04-06 |
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