CN201258908Y - Positioning hinge device - Google Patents
Positioning hinge device Download PDFInfo
- Publication number
- CN201258908Y CN201258908Y CNU2008200416888U CN200820041688U CN201258908Y CN 201258908 Y CN201258908 Y CN 201258908Y CN U2008200416888 U CNU2008200416888 U CN U2008200416888U CN 200820041688 U CN200820041688 U CN 200820041688U CN 201258908 Y CN201258908 Y CN 201258908Y
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- CN
- China
- Prior art keywords
- bolster
- rotating shaft
- fixed base
- slide part
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a locate type hinge device, comprising a shaft. One end of the shaft is fixedly provided with a fixed seat, and the other end of the shaft is provided with a fixed part. The shaft is also provided with a rotating frame which can be rotated relative to the shaft, a concave wheel fixed on the rotating frame and a cam fixed with the shaft. The rotating frame comprises a first bearing frame and a second bearing frame fixed on the first bearing frame. The second bearing frame and the fixed seat are adjacent. The second bearing frame and the fixed seat are separately provided with the locating parts which are matched with each other. The locating part comprises a locating axial protuberance arranged on one of the second bearing frame and the fixed seat, and a locating slide part arranged on the other one of the second bearing frame and the fixed seat. The locating axial protuberance is matched with the locating slide part in a sliding way. The two ends of the slippage of the locating slide part are provided with a stopper. The structure of the utility model is compact, and the assembly space can be saved. The friction travel of the concave wheel and the cam is reduced, and therefore the wear between the concave wheel and the cam is effectively reduced and the service life is prolonged.
Description
Technical field
The utility model relates to a kind of locate mode hinge means.
Background technique
Notebook computer has screen and body, is provided with hinge means between screen and body, makes folding relatively between screen and the body.Hinge means generally comprises rotating shaft, positioning plate, locking fixed block, friction pads, elastic component, fixed base, bolster, the recessed wheel and cam.On the hinge means position structure can also be set, with the opening angle between restriction screen and the body, to avoid causing wearing and tearing to increase because of the friction stroke between the concave, convex wheel is oversize, the screen that pivots in the several angle scope simultaneously is enough to satisfy most of users' usage requirement.
Summary of the invention
The utility model purpose provides a kind of locate mode hinge means, be provided with location axial projections and location slide part between its fixed base and second bolster, utilize the location axial projections to realize locating function, thereby make this hinge means can be implemented in rotation in certain angular range in the mutual backstop of limit stops portion at slide part two ends, location; Reduce concavo-convex friction stroke of taking turns, thereby effectively reduced the concavo-convex degree of wear of taking turns, prolong its working life.
The technical solution of the utility model is: a kind of locate mode hinge means, comprise rotating shaft, described rotating shaft one end is fixed with fixed base, the other end of described rotating shaft is provided with fixed block, also being provided with in the described rotating shaft can be with respect to the rotation bolster of rotating shaft rotation, take turns with fixing recessed of rotation bolster and with the fixing cam of rotating shaft, described rotation bolster comprises first bolster and second bolster of fixing with first bolster, the adjacent setting of described second bolster with fixed base, be respectively equipped with the positioning part that cooperatively interacts on described second bolster and the fixed base, described positioning part comprise be located at second bolster and fixed base the two one of on the location axial projections, with the location slide part of being located on another part, described location axial projections is slidingly matched with the location slide part, and the slippage two ends of described location slide part are provided with limit stops portion.
The further technological scheme of the utility model is: a kind of locate mode hinge means, comprise rotating shaft, described rotating shaft one end is fixed with fixed base, the other end of described rotating shaft is provided with fixed block, also being provided with in the described rotating shaft can be with respect to the rotation bolster of rotating shaft rotation, take turns with fixing recessed of rotation bolster and with the fixing cam of rotating shaft, described rotation bolster comprises first bolster and second bolster of fixing with first bolster, the adjacent setting of described second bolster with fixed base, be respectively equipped with the positioning part that cooperatively interacts on described second bolster and the fixed base, described positioning part comprise be located at second bolster and fixed base the two one of on the location axial projections, with the location slide part of being located on another part, described location axial projections is slidingly matched with the location slide part, and the slippage two ends of described location slide part are provided with limit stops portion.
Described location axial projections is to be arranged at rotating shaft mounting hole outer ring on the fixed base and towards the projection of second bolster.
Described location slide part is to be located at the radially arc surface of outer ring of described second bolster, and the two ends of described arc surface circular arc are provided with the limit stops portion that radially protrudes in arc surface.
The described location slide part arc groove that to be second bolster be provided with towards a side of fixed base, described arc groove inboard radially is communicated with the rotating shaft perforation of second bolster, and described limit stops portion is located at the two ends of arc groove circular arc.
Described location axial projections is to be arranged at rotating shaft mounting hole outer ring on second bolster and towards the projection of fixed base; Described location slide part is to be located at the radially arc surface of outer ring of described fixed base, and the two ends of described arc surface circular arc are provided with the limit stops portion that radially protrudes in arc surface.
The utility model advantage is:
1. the utility model compact structure can be saved assembling space.
2. the utility model is easy to assembly, can reduce production, assembly cost.
3. the utility model can reduce concavo-convex friction stroke of taking turns, thereby has effectively reduced the concavo-convex degree of wear of taking turns, and prolongs its working life.
Description of drawings
Fig. 1 is the utility model first embodiment's a structural representation;
Fig. 2 is the first blast structural representation of Fig. 1;
Fig. 3 is the second blast structural representation of Fig. 1;
Fig. 4 is the utility model second embodiment's a structural representation;
Fig. 5 is the first blast structural representation of Fig. 4;
Fig. 6 is the second blast structural representation of Fig. 4;
Fig. 7 is the utility model the 3rd embodiment's a structural representation;
Fig. 8 is the first blast structural representation of Fig. 7;
Fig. 9 is the second blast structural representation of Fig. 7.
Wherein: 1 rotating shaft; 2 fixed bases; 3 fixed blocks; 4 first bolsters; 5 recessed wheels; 6 cams; 7 second bolsters; 8 location slide parts; 9 location axial projections; 10 limit stops portions; 11 positioning plates; 12 elastic components; 13 friction padss.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described:
Embodiment:
Specific embodiment one:
As shown in Figure 1 to Figure 3, a kind of locate mode hinge means, comprise rotating shaft 1, described rotating shaft 1 one ends are fixed with fixed base 2, the other end of described rotating shaft 1 is provided with fixed block 3 nuts, also be provided with positioning plate 11, elastic component 12, cam 6 in the described rotating shaft 1 in fixed block 3 inboards successively, recessedly take turns 5 and the rotation bolster that can rotate with respect to rotating shaft 1, described recessed take turns 5 with the rotation bolster fix, described cam 6 is fixing with rotating shaft 1, recessedly when bolster rotates take turns 5, cam 6 can produce engagement and deviate from two states, thereby realize auto-lock function.Hinge means can be by regulating the coupling mechanism force of nut, the size of regulating torsion, thereby the working life of coming compensate for wear prolongation pivot by the elasticity of elastic component 12.
Described rotation bolster comprises first bolster 4 and second bolster of fixing with first bolster 47, be provided with friction pads 13 between first bolster 4 and second bolster 7, described second bolster 7 and fixed base 2 adjacent settings, be respectively equipped with the positioning part that cooperatively interacts on described second bolster 7 and the fixed base 2, described positioning part comprises the location slide part 8 that cooperates slip with location axial projections 9 that fixed base 2 is provided with on location axial projections 9 that a side of second bolster 7 is provided with and described second bolster 7, the slippage two ends of described location slide part 8 are provided with limit stops portion 10.
Described location axial projections 9 is arranged at the projection of rotating shaft mounting hole outer ring for fixed base 2.
Described location slide part 8 is for being located at the radially arc surface of outer ring of described second bolster 7, the two ends of described arc surface circular arc are provided with the limit stops portion 10 that radially protrudes in arc surface, when relatively rotating between the fixed base 2 and second bolster 7, location axial projections 9 on the fixed base 2 is along with slide relative takes place in arc groove, when arriving the limit stops portion 10 at arc groove two ends, relatively rotate to be defined between the fixed base 2 and second bolster 7 and stop.
Specific embodiment two:
Extremely shown in Figure 6 as Fig. 4, a kind of locate mode hinge means, comprise rotating shaft 1, described rotating shaft 1 one ends are fixed with fixed base 2, the other end of described rotating shaft 1 is provided with fixed block 3 nuts, also be provided with positioning plate 11, elastic component 12, cam 6 in the described rotating shaft 1 in fixed block 3 inboards successively, recessedly take turns 5 and the rotation bolster that can rotate with respect to rotating shaft 1, described recessed take turns 5 with the rotation bolster fix, described cam 6 is fixing with rotating shaft 1, recessedly when bolster rotates take turns 5, cam 6 can produce engagement and deviate from two states, thereby realize auto-lock function.Hinge means can be by regulating the coupling mechanism force of nut, the size of regulating torsion, thereby the working life of coming compensate for wear prolongation pivot by the elasticity of elastic component 12.
Described rotation bolster comprises first bolster 4 and second bolster of fixing with first bolster 47, be provided with friction pads 13 between first bolster 4 and second bolster 7, described second bolster 7 and fixed base 2 adjacent settings, be respectively equipped with the positioning part that cooperatively interacts on described second bolster 7 and the fixed base 2, described positioning part comprises the location slide part 8 that cooperates slip with location axial projections 9 that fixed base 2 is provided with on location axial projections 9 that a side of second bolster 7 is provided with and described second bolster 7, the slippage two ends of described location slide part 8 are provided with limit stops portion 10.
Described location axial projections 9 is arranged at the projection of rotating shaft mounting hole outer ring for fixed base 2.
Described location slide part 8 arc groove that to be second bolster 7 be provided with towards a side of fixed base 2, coaxial setting that the rotating shaft perforation of described arc groove inboard radially and second bolster 7 is communicated with and arc groove and rotating shaft are bored a hole, the arc groove two ends have limit stops portion 10, when relatively rotating between the fixed base 2 and second bolster 7, location axial projections 9 on the fixed base 2 is along with slide relative takes place in arc groove, when arriving the limit stops portion 10 at arc groove two ends, relatively rotate to be defined between the fixed base 2 and second bolster 7 and stop.
Specific embodiment three:
Extremely shown in Figure 9 as Fig. 7, a kind of locate mode hinge means, comprise rotating shaft 1, described rotating shaft 1 one ends are fixed with fixed base 2, the other end of described rotating shaft 1 is provided with fixed block 3 nuts, also be provided with positioning plate 11, elastic component 12, cam 6 in the described rotating shaft 1 in fixed block 3 inboards successively, recessedly take turns 5 and the rotation bolster that can rotate with respect to rotating shaft 1, described recessed take turns 5 with the rotation bolster fix, described cam 6 is fixing with rotating shaft 1, recessedly when bolster rotates take turns 5, cam 6 can produce engagement and deviate from two states, thereby realize auto-lock function.Hinge means can be by regulating the coupling mechanism force of nut, the size of regulating torsion, thereby the working life of coming compensate for wear prolongation pivot by the elasticity of elastic component 12.
Described rotation bolster comprises first bolster 4 and second bolster of fixing with first bolster 47, be provided with friction pads 13 between first bolster 4 and second bolster 7, described second bolster 7 and fixed base 2 adjacent settings, be respectively equipped with the positioning part that cooperatively interacts on described second bolster 7 and the fixed base 2, described positioning part comprise be located at second bolster 7 and fixed base 2 the two one of location axial projections 9 and be located at the location slide part 8 of another part, described location axial projections 9 is slidingly matched with location slide part 8, and the slippage two ends of described location slide part 8 are provided with limit stops portion 10.
Described location axial projections 9 is that second bolster 7 is arranged at rotating shaft mounting hole outer ring and towards the projection of fixed base 2; Described location slide part 8 is for to be located at the radially arc surface of outer ring of described fixed base 2, and the two ends of described arc surface circular arc are provided with the limit stops portion 10 that radially protrudes in arc surface.
Be provided with location axial projections and location slide part between the utility model fixed base and second bolster, utilize the location axial projections to realize locating function, thereby make this hinge means can be implemented in rotation in certain angular range in the mutual backstop of limit stops portion at slide part two ends, location; Reduce concavo-convex friction stroke of taking turns, thereby effectively reduced the concavo-convex degree of wear of taking turns, prolong its working life.
Claims (5)
1. locate mode hinge means, comprise rotating shaft (1), described rotating shaft (1) one end is fixed with fixed base (2), the other end of described rotating shaft (1) is provided with fixed block (3), also being provided with in the described rotating shaft (1) can be with respect to the rotation bolster of rotating shaft (1) rotation, with fixing recessed wheel the (5) of rotation bolster and with the fixing cam (6) of rotating shaft (1), described rotation bolster comprises first bolster (4) and second bolster of fixing with first bolster (4) (7), it is characterized in that: described second bolster (7) and the adjacent setting of fixed base (2), be respectively equipped with the positioning part that cooperatively interacts on described second bolster (7) and the fixed base (2), described positioning part comprise be located at second bolster (7) and fixed base (2) the two one of on location axial projections (9), with the location slide part of being located on another part (8), described location axial projections (9) is slidingly matched with location slide part (8), and the slippage two ends of described location slide part (8) are provided with limit stops portion (10).
2. locate mode hinge means according to claim 1 is characterized in that: described location axial projections (9) is for being arranged at rotating shaft mounting hole outer ring on the fixed base (2) and towards the projection of second bolster (7).
3. locate mode hinge means according to claim 2, it is characterized in that: for to be located at the radially arc surface of outer ring of described second bolster (7), the two ends of described arc surface circular arc are provided with the limit stops portion (10) that radially protrudes in arc surface to described location slide part (8).
4. locate mode hinge means according to claim 2, it is characterized in that: described location slide part (8) arc groove that to be second bolster (7) be provided with towards a side of fixed base (2), described arc groove inboard radially is communicated with the rotating shaft perforation of second bolster (7), and described limit stops portion (10) is located at the two ends of arc groove circular arc.
5. locate mode hinge means according to claim 1 is characterized in that: described location axial projections (9) is to be arranged at rotating shaft mounting hole outer ring on second bolster (7) and towards the projection of fixed base (2); For to be located at the radially arc surface of outer ring of described fixed base (2), the two ends of described arc surface circular arc are provided with the limit stops portion (10) that radially protrudes in arc surface to described location slide part (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200416888U CN201258908Y (en) | 2008-08-28 | 2008-08-28 | Positioning hinge device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200416888U CN201258908Y (en) | 2008-08-28 | 2008-08-28 | Positioning hinge device |
Publications (1)
Publication Number | Publication Date |
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CN201258908Y true CN201258908Y (en) | 2009-06-17 |
Family
ID=40773143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNU2008200416888U Expired - Fee Related CN201258908Y (en) | 2008-08-28 | 2008-08-28 | Positioning hinge device |
Country Status (1)
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CN (1) | CN201258908Y (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101956896A (en) * | 2010-05-21 | 2011-01-26 | 昆山联德精密机械有限公司 | Novel inner bore structure of oil groove piece |
-
2008
- 2008-08-28 CN CNU2008200416888U patent/CN201258908Y/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101956896A (en) * | 2010-05-21 | 2011-01-26 | 昆山联德精密机械有限公司 | Novel inner bore structure of oil groove piece |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090617 Termination date: 20160828 |