CN201627819U - Pivot device and interference component - Google Patents
Pivot device and interference component Download PDFInfo
- Publication number
- CN201627819U CN201627819U CN2010203015557U CN201020301555U CN201627819U CN 201627819 U CN201627819 U CN 201627819U CN 2010203015557 U CN2010203015557 U CN 2010203015557U CN 201020301555 U CN201020301555 U CN 201020301555U CN 201627819 U CN201627819 U CN 201627819U
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- sliding area
- hole
- taking turns
- depressed part
- recessed
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Abstract
The utility model discloses a pivot device which includes a fixing element, a rotary shaft fixed with the fixing element, a rotating element, an interference component and a fastening element; the rotating shaft includes a shaft rod; both the rotating element and an elastic sheet group are sleeved on the shaft rod in a rotating way; and the fastening element is fixed at the tail end of the shaft rod; the interference component includes a convex wheel element and a concave wheel element which are mutually matched in a rotating way; the convex wheel element is fixed on the shaft rod; the convex wheel element is convexly provided with a first convex block and a second convex block; the concave wheel element includes a sliding area facing to the convex wheel element; the depression of the sliding area is provided with a first depression part and a second depression part; the first convex block and the second convex block are blocked in the first depression part and the second depression part in a sliding way; when the rotating element rotates along the fixing element, the first convex block and the second convex block slide out from the insides of the first depression part and the second depression part and are interfered with the sliding area; moreover, the contact area between the first convex block and the second convex block and the sliding area is gradually reduced so as to control the friction force between the convex wheel element and the concave wheel element, thus reaching the purpose of turning on slightly and turning off heavily. The application also provides an interference component.
Description
Technical field
The utility model relates to a kind of pivot device and interference component.
Background technique
Pivot device generally is installed between the loam cake and base of flip cover assembly, so that loam cake is opened relatively and be closed in base.In general, pivot device comprises an axostylus axostyle and an axle sleeve, and this axostylus axostyle and axle sleeve fix with loam cake and base respectively, and this axle sleeve rotating sleeve is located at this axostylus axostyle, makes loam cake to rotate with respect to base.Frictional force between axle sleeve and the axostylus axostyle can make loam cake arbitrarily be positioned needed position.Generally when loam cake was closed with respect to base, the user need slow down the speed of loam cake closure, and is closed too fast and produce bump to avoid loam cake and base.And when opening this loam cake, the user needs to accelerate opening speed again, uses to open loam cake as early as possible.Yet prior art all can only provide identical frictional force when the loam cake closure or openness, thus the strength that the user all needs to provide extra when closure or openness control, thereby make troubles for the user.
The model utility content
In view of above content, but be necessary to provide the pivot device and the interference component of an easy opening and heavy closing.
A kind of pivot device, comprise a fixed block, one is fixed in the rotating shaft of described fixed block, one revolving part, one interference component and a fastening piece, described rotating shaft comprises an axostylus axostyle, described revolving part and the equal rotating sleeve of shell fragment group are located at described axostylus axostyle, and described fastening piece is fixed in the end of described axostylus axostyle, described interference component comprises a cam member and a recessed part of taking turns that is rotatably assorted mutually, described cam member is fixed in described axostylus axostyle, described cam member is convexly equipped with one first projection and one second projection, the described recessed part of taking turns comprises a sliding area towards described cam member, described sliding area depression is provided with one first depressed part and one second depressed part, described first and second projection is slidingly fastened in described first and second depressed part, when described revolving part rotates around described fixed block, described first and second projection skids off in described first and second depressed part and described sliding area butt, and and described sliding area between area of contact diminish gradually.
Preferably, the described recessed part of taking turns is provided with a through hole that supplies described spindle rotation to pass, described recessed take turns part be provided with an annular groove and with described sliding area separate one around the inner ring at described through hole edge and one around and away from the outer ring of described through hole, the center of described groove does not overlap with the center of described through hole.
Preferably, it is uneven endless belt-shaped that described outer ring and described inner ring all are width, the narrowest position in the position of described inner race width maximum and described outer ring is adjacent, the wideest position in position that described inner ring is the narrowest and described outer ring is adjacent, described first depressed part is positioned at the position of described inner race width maximum, and described second depressed part is positioned at the position of described outer ring width maximum.
Preferably, the described recessed part of taking turns is provided with a through hole that supplies described spindle rotation to pass, and the center of described sliding area does not overlap with the center of described through hole.
Preferably, described recessed part has a contiguous described through hole in the inboard of described sliding area depression the inside groove of taking turns, the described recessed part of taking turns has a water jacket away from described through hole in the outside of described sliding area depression, and described inside groove does not all overlap with the center of described through hole with the center of described water jacket.
Preferably, described first depressed part is positioned at the position of described sliding area width minimum, and the position of contiguous described interior well width minimum, and described second depressed part is positioned at the position of described sliding area width maximum, and the position of contiguous described outer well width minimum.
A kind of interference component, comprise the cam member and the recessed part of taking turns that are rotatably assorted mutually, described cam member is convexly equipped with one first projection and one second projection, the described recessed part of taking turns comprises a sliding area towards described cam member, described sliding area depression is provided with first and second depressed part, described first and second projection slides and is contained in described first depressed part and second depressed part, when described cam member and the described recessed part of taking turns when relatively rotating, described first and second projection skids off in described first and second depressed part and described sliding area butt, and and described sliding area between area of contact diminish gradually.
Preferably, described recessed middle part of taking turns part is provided with a through hole, described recessed take turns part be provided with an annular groove and with described sliding area separate one around the inner ring at described through hole edge and one around and away from the outer ring of described through hole, the center of described groove does not overlap with the center of described through hole and to make described inner ring and described outer ring all be width uneven endless belt-shaped.
Preferably, the narrowest position in the position of described inner race width maximum and described outer ring is adjacent, the wideest position in position that described inner ring is the narrowest and described outer ring is adjacent, described first depressed part is positioned at the position of described inner race width maximum, described second depressed part is positioned at the position of described outer ring width maximum, described first depressed part is positioned at the position of described inner race width maximum, and described second depressed part is positioned at the position of described outer ring width maximum.
Preferably, described recessed middle part of taking turns part is provided with one through hole, the center of described sliding area does not overlap with the center of described through hole, described recessed part has a contiguous described through hole in the inboard of described sliding area depression the inside groove of taking turns, the described recessed part of taking turns has a water jacket away from described through hole in the outside of described sliding area depression, and described inside groove does not all overlap with the center of described through hole with the center of described water jacket.
Preferably, described first depressed part is positioned at the position of described sliding area width minimum, and the position of contiguous described interior well width minimum, and described second depressed part is positioned at the position of described sliding area width maximum, and the position of contiguous described outer well width minimum.
Compare prior art, above-mentioned pivot device utilizes the variation of the area of contact of first and second projection of described cam member and described recessed sliding area of taking turns part, controls described cam member and described recessed frictional force of taking turns between the part, to reach the purpose of easy opening and heavy closing.
Description of drawings
The utility model is further described in conjunction with embodiment below with reference to accompanying drawing.
Fig. 1 is the three-dimensional exploded view of the utility model pivot device better embodiment, and described pivot device comprises an interference component.
Fig. 2 is the view of Fig. 1 other direction.
Fig. 3 is the enlarged view of first mode of execution of the interference component among Fig. 1, and described interference component comprises a cam member and a recessed part of taking turns.
Fig. 4 is the three-dimensional combination figure of Fig. 1.
Fig. 5 is the sectional view of Fig. 4 along the V-V line.
Fig. 6 is Fig. 5 cam part and recessedly takes turns the sectional view that part turns an angle mutually.
Fig. 7 is the enlarged view of second mode of execution of the interference component among Fig. 1, and described interference component comprises a cam member and a recessed part of taking turns.
Fig. 8 is Fig. 7 cam part and recessedly takes turns the sectional view that part turns an angle mutually.
The primary component symbol description
Embodiment
Please be simultaneously with reference to Fig. 1, Fig. 2 and Fig. 4, the better embodiment of the utility model pivot device comprises that a rotating shaft 10, a fixed block 20, a revolving part 30, plurality of fixed are sheathed on shell fragment group 50, an interference component 60 and a fastening piece 70 of rotating shaft 10 in the pad 40, of rotating shaft 10.In the present embodiment, fastening piece 70 is a nut.
Fixed block 20 comprises that a junction 22 and is from the vertically extending fixing part 24 of a side of joint 22.Joint 22 is provided with some through holes 220, passes for screw or rivet, thereby fixed block 20 is fixed in the base of a flip cover assembly, as the main body (figure does not show) of notebook computer.Fixing part 24 is provided with a non-circular pilot hole 26 that connects.
Revolving part 30 comprises a locking part 31 and a pin-joint part 32 that is connected with locking part 31.Locking part 31 is provided with some through holes 310, passes for screw or rivet, thereby revolving part 30 is fixed in the loam cake of a flip cover assembly, as the screen of notebook computer.Pin-joint part 32 is provided with a pivoting hole that runs through 320 and a fixed hole 322.Pivoting hole 320 passes for the axostylus axostyle 12 of rotating shaft 10, is sheathed on axostylus axostyle 12 thereby revolving part 30 is rotatable, and inserts and puts between the bizet 16 of pin-joint part 32 and rotating shaft 10 and be provided with a pad 40.
The middle part of each pad 40 is provided with a perforation 42.The shape of described perforation 42 is similar to the sectional shape of the axostylus axostyle 12 of rotating shaft 10, so that pad 40 fixed covers are located at axostylus axostyle 12.
Please in conjunction with reference Fig. 3, first mode of execution of interference component 60 comprises a cam member 62 and a recessed part 66 of taking turns that cooperatively interacts.Cam member 62 can relatively rotate with the recessed part 66 of taking turns.
Recessed middle part of taking turns part 66 is provided with a through hole that runs through 662 vertically, passes for the axostylus axostyle 12 of rotating shaft 10.
The recessed part 66 of taking turns is towards the sunken end face of the cam member 62 circular groove 665 around through hole 662 that is shaped, and with this end face be separated into one around the inner ring 666 at through hole 662 edges and one around and away from the outer ring 667 of through hole 662.Groove 665 can be used for oil storage, and groove 665 does not overlap with the center of through hole 662, and thus, it is uneven endless belt-shaped that inner ring 666 and outer ring 667 are width.The narrowest position in the position of inner ring 666 width maximums and outer ring 667 is adjacent.The wideest position in the position that inner ring 666 is the narrowest and outer ring 667 is adjacent.The position depression of the width maximum of inner ring 666 is formed with first depressed part 668 of an arc.The position depression of the width maximum of outer ring 667 is formed with second depressed part 669 of an arc.Described inner ring 666 and outer ring 667 have constituted described recessed sliding area of taking turns part 66 jointly.
The recessed part 66 of taking turns also comprises the lubricated face 660 of groove 665 dorsad.Lubricated face 660 is provided with some accepting grooves 664 that are used for taking in lubricant oil, thereby increases lubrication effect.Lubricated face 660 is towards the pin-joint part 32 of revolving part 30, and and pin-joint part 32 between insert and put and be provided with a pad 40.The recessed part 66 of taking turns is established a protuberance (not label) from circumferential evagination, and the protuberance end has protruded out a trip 663 vertically, and trip 663 ends stretch out lubricated face 660.Trip 663 is sticked in the fixed hole 322 of revolving part 30, thereby the recessed part 66 of taking turns can be with revolving part 30 interlocks.
Please in conjunction with reference Fig. 5, during the assembling of the utility model pivot device, the fixed end 14 of rotating shaft 10 is fixed in the pilot hole 26 of fixed block 20, and rotating shaft 10 and fixed block 20 are interfixed.The axostylus axostyle 12 of rotating shaft 10 passes the pivoting hole 320 of perforation 42, the revolving part 30 of first pad 40 wherein successively, wherein perforation 42, interference component 60 recessed of second pad 40 taken turns the fixed hole 620, the circular hole 52 and the wherein perforation 42 of the 3rd pad 42 of shell fragment group 50 of cam member 62 of through hole 662, the interference component 60 of part 66.The end of axostylus axostyle 12 is fixed in fastening piece 70, comes off from axostylus axostyle 12 to prevent pad 40, shell fragment group 50, interference component 60 and revolving part 30.At this moment, recessed trip 663 of taking turns part 66 is sticked in the fixed hole 322 of revolving part 30, thereby the recessed part 66 of taking turns can be with revolving part 30 interlocks.First and second projection 622,624 of the cam member 62 of interference component 60 is contained in recessed first and second depressed part 668,669 of taking turns part 66 respectively.
Please in conjunction with reference Fig. 6, when needs are flipped open the screen of above-mentioned notebook computer, rotation revolving part 30, the recessed part 66 of taking turns that drives interference component 60 rotates with respect to rotating shaft 10.At this moment, first projection 622 of the cam member 62 of interference component 60 skids off the recessed inner ring 666 of taking turns part 66 of butt in recessed first depressed part 668 of taking turns part 66; Second projection 624 of the cam member 62 of interference component 60 skids off the recessed outer ring 667 of taking turns part 66 of butt in recessed second depressed part 669 of taking turns part 66.At this moment, first and second projection 622,624 connects with the position of the width maximum of inner ring 666 and outer ring 667 respectively.Therefore, the frictional force maximum between first and second projection 622,624 and inner ring 666 and the outer ring 667 must use bigger external force just can overcome described frictional force and revolving part 30 is rotated.
Continue rotation revolving part 30, first and second projection 622,624 continues to slide along inner ring 666, outer ring 667 respectively.At this moment, because the width of inner ring 666 and outer ring 667 diminishes gradually, area of contact between first and second projection 622,624 and inner ring 666 and the outer ring 667 diminishes gradually, thereby causes the frictional force between first and second projection 622,624 and inner ring 666 and the outer ring 667 to diminish gradually.Therefore, when opening the screen of notebook computer, the user is firmly more and more littler.Conspicuous, in the time of need closing the screen of above-mentioned notebook computer, counterrotating revolving part 30, thereby area of contact increases gradually between first and second projection 622,624 and inner ring 666 and the outer ring 667, thereby causing the frictional force between first and second projection 622,624 and inner ring 666 and the outer ring 667 to become gradually greatly, the user is firmly also increasing.
Please refer to Fig. 7, second mode of execution of interference component 60a comprises that the cam member 62a that cooperatively interacts and recessedly takes turns part 66a, and cam member 62a and the recessed part 66a that takes turns can relatively rotate.
Cam member 62a is in the form of annular discs, and its middle part is provided with a fixed hole 620a.The shape of fixed hole 620a is similar to the sectional shape of the axostylus axostyle 12 of rotating shaft 10, is located at axostylus axostyle 12 with fixed cover.Cam member 62a is convexly equipped with relative and around first projection 622a of the arc of fixed hole 620a and the second projection 624a of an arc towards recessed end face of taking turns part 66a.The edge of the contiguous fixed hole 620a of the first projection 622a.The second projection 624a is away from fixed hole 620a, and the periphery of contiguous cam member 62a.
Recessed middle part of taking turns part 66a is provided with a through hole 662a who runs through vertically, passes for the axostylus axostyle 12 of rotating shaft 10.The recessed part 66a that takes turns establishes a protuberance (scheming not label) from circumferential evagination, and the protuberance end protrudes out a trip 663a who deviates from cam member 62a vertically.
The recessed part 66a that takes turns is convexly equipped with a circular sliding area (scheming not label) towards the end face of cam member 62a, and described sliding area does not overlap with the center of through hole 662a.A recessed part 66a circular inside groove 666a and the water jacket 667a that be shaped that cave in respectively in the interior outside of this sliding area that take turns.Inside groove 666a is around the edge of through hole 662a, water jacket 667a around and away from through hole 662a.And inside groove 666a and water jacket 667a all do not overlap with the center of through hole 662a, and thus, it is uneven endless belt-shaped that inside groove 666a and water jacket 667a are width.The position depression of this sliding area width minimum is formed with the first depressed part 668a of an arc, and the position of the contiguous inside groove 666a of first depressed part 668a width minimum.The position depression of this sliding area width maximum is formed with the second depressed part 669a of an arc, and the position of the width minimum of the contiguous water jacket 667a of the second depressed part 669a.First and second projection 622a, the 624a of cam member 62a is contained in recessed first and second depressed part 668a, the 669a that takes turns part 66a respectively.
Please in conjunction with reference Fig. 8, when needs were flipped open the screen of above-mentioned notebook computer, cam member 62a and the recessed part 66a that takes turns relatively rotated.At this moment, first and second projection 622a, 624a slide out to recessed sliding area of taking turns part 66a from described first and second depressed part 668a, 669a respectively, and slide to the position of this sliding area width minimum along the position of this sliding area width maximum.Therefore, first and second projection 622a, 624a and recessed frictional force of taking turns between the part 66a diminish gradually, cause when opening the screen of notebook computer, and the user is firmly more and more littler.Conspicuous, in the time of need closing the screen of above-mentioned notebook computer, first and second projection 622a, 624a slide to the position of this sliding area width maximum respectively along the position of sliding area width minimum, and finally are contained in first and second depressed part 668a, 669a.In this process, first and second projection 622a, 624a and recessedly take turns that area of contact increases gradually between the part 66a.Therefore, first and second projection 622a, 624a and recessed frictional force of taking turns between the part 66a become greatly gradually, and the user is firmly also increasing.
Claims (11)
1. pivot device, comprise a fixed block, one is fixed in the rotating shaft of described fixed block, one revolving part, one interference component and a fastening piece, described rotating shaft comprises an axostylus axostyle, described revolving part and the equal rotating sleeve of shell fragment group are located at described axostylus axostyle, and described fastening piece is fixed in the end of described axostylus axostyle, it is characterized in that: described interference component comprises a cam member and a recessed part of taking turns that is rotatably assorted mutually, described cam member is fixed in described axostylus axostyle, described cam member is convexly equipped with one first projection and one second projection, the described recessed part of taking turns comprises a sliding area towards described cam member, described sliding area depression is provided with one first depressed part and one second depressed part, described first and second projection is slidingly fastened in described first and second depressed part, when described revolving part rotates around described fixed block, described first and second projection skids off in described first and second depressed part and described sliding area butt, and and described sliding area between area of contact diminish gradually.
2. pivot device as claimed in claim 1, it is characterized in that: the described recessed part of taking turns is provided with a through hole that supplies described spindle rotation to pass, described recessed take turns part be provided with an annular groove and with described sliding area separate one around the inner ring at described through hole edge and one around and away from the outer ring of described through hole, the center of described groove does not overlap with the center of described through hole.
3. pivot device as claimed in claim 2, it is characterized in that: it is uneven endless belt-shaped that described outer ring and described inner ring all are width, the narrowest position in the position of described inner race width maximum and described outer ring is adjacent, the wideest position in position that described inner ring is the narrowest and described outer ring is adjacent, described first depressed part is positioned at the position of described inner race width maximum, and described second depressed part is positioned at the position of described outer ring width maximum.
4. pivot device as claimed in claim 1 is characterized in that: the described recessed part of taking turns is provided with a through hole that supplies described spindle rotation to pass, and the center of described sliding area does not overlap with the center of described through hole.
5. pivot device as claimed in claim 4, it is characterized in that: described recessed part has a contiguous described through hole in the inboard of described sliding area depression the inside groove of taking turns, the described recessed part of taking turns has a water jacket away from described through hole in the outside of described sliding area depression, and described inside groove does not all overlap with the center of described through hole with the center of described water jacket.
6. pivot device as claimed in claim 5, it is characterized in that: described first depressed part is positioned at the position of described sliding area width minimum, and the position of well width minimum in contiguous described, described second depressed part is positioned at the position of described sliding area width maximum, and the position of contiguous described outer well width minimum.
7. interference component, comprise the cam member and the recessed part of taking turns that are rotatably assorted mutually, described cam member is convexly equipped with one first projection and one second projection, it is characterized in that: the described recessed part of taking turns comprises a sliding area towards described cam member, described sliding area depression is provided with first and second depressed part, described first and second projection slides and is contained in described first depressed part and second depressed part, when described cam member and the described recessed part of taking turns when relatively rotating, described first and second projection skids off in described first and second depressed part and described sliding area butt, and and described sliding area between area of contact diminish gradually.
8. interference component as claimed in claim 7, it is characterized in that: described recessed middle part of taking turns part is provided with a through hole, described recessed take turns part be provided with an annular groove and with described sliding area separate one around the inner ring at described through hole edge and one around and away from the outer ring of described through hole, the center of described groove does not overlap with the center of described through hole and to make described inner ring and described outer ring all be width uneven endless belt-shaped.
9. interference component as claimed in claim 8, it is characterized in that: the narrowest position in the position of described inner race width maximum and described outer ring is adjacent, the wideest position in position that described inner ring is the narrowest and described outer ring is adjacent, described first depressed part is positioned at the position of described inner race width maximum, described second depressed part is positioned at the position of described outer ring width maximum, described first depressed part is positioned at the position of described inner race width maximum, and described second depressed part is positioned at the position of described outer ring width maximum.
10. interference component as claimed in claim 7, it is characterized in that: described recessed middle part of taking turns part is provided with one through hole, the center of described sliding area does not overlap with the center of described through hole, described recessed part has a contiguous described through hole in the inboard of described sliding area depression the inside groove of taking turns, the described recessed part of taking turns has a water jacket away from described through hole in the outside of described sliding area depression, and described inside groove does not all overlap with the center of described through hole with the center of described water jacket.
11. interference component as claimed in claim 10, it is characterized in that: described first depressed part is positioned at the position of described sliding area width minimum, and the position of well width minimum in contiguous described, described second depressed part is positioned at the position of described sliding area width maximum, and the position of contiguous described outer well width minimum.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203015557U CN201627819U (en) | 2010-01-26 | 2010-01-26 | Pivot device and interference component |
| US12/790,874 US8250710B2 (en) | 2010-01-26 | 2010-05-31 | Hinge |
| US12/837,483 US8196262B2 (en) | 2010-01-26 | 2010-07-15 | Hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203015557U CN201627819U (en) | 2010-01-26 | 2010-01-26 | Pivot device and interference component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201627819U true CN201627819U (en) | 2010-11-10 |
Family
ID=43059213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010203015557U Expired - Fee Related CN201627819U (en) | 2010-01-26 | 2010-01-26 | Pivot device and interference component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201627819U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103062210A (en) * | 2013-01-25 | 2013-04-24 | 安捷资讯科技(苏州)有限公司 | Two-segment torsion rotating shaft universal on left and right sides |
| CN104100631A (en) * | 2013-04-10 | 2014-10-15 | 富士通株式会社 | Hinge device |
| CN114110007A (en) * | 2021-10-09 | 2022-03-01 | 荣耀终端有限公司 | Rotating shaft and terminal equipment |
| CN115543020A (en) * | 2022-04-11 | 2022-12-30 | 荣耀终端有限公司 | Rotating shaft assembly, input device and terminal equipment |
-
2010
- 2010-01-26 CN CN2010203015557U patent/CN201627819U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103062210A (en) * | 2013-01-25 | 2013-04-24 | 安捷资讯科技(苏州)有限公司 | Two-segment torsion rotating shaft universal on left and right sides |
| CN104100631A (en) * | 2013-04-10 | 2014-10-15 | 富士通株式会社 | Hinge device |
| CN114110007A (en) * | 2021-10-09 | 2022-03-01 | 荣耀终端有限公司 | Rotating shaft and terminal equipment |
| CN114110007B (en) * | 2021-10-09 | 2022-09-30 | 荣耀终端有限公司 | Rotating shaft and terminal equipment |
| CN115543020A (en) * | 2022-04-11 | 2022-12-30 | 荣耀终端有限公司 | Rotating shaft assembly, input device and terminal equipment |
| CN115543020B (en) * | 2022-04-11 | 2023-08-08 | 荣耀终端有限公司 | Input device and terminal equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20120126 |