CN201121643Y - Lightly opened and heavily closed pivotal device - Google Patents
Lightly opened and heavily closed pivotal device Download PDFInfo
- Publication number
- CN201121643Y CN201121643Y CNU2007203069964U CN200720306996U CN201121643Y CN 201121643 Y CN201121643 Y CN 201121643Y CN U2007203069964 U CNU2007203069964 U CN U2007203069964U CN 200720306996 U CN200720306996 U CN 200720306996U CN 201121643 Y CN201121643 Y CN 201121643Y
- Authority
- CN
- China
- Prior art keywords
- pivot
- pad
- sheathed
- side plate
- displacement
- 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
Links
- 238000006073 displacement reaction Methods 0.000 claims abstract description 64
- 238000007373 indentation Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- 241000278713 Theora Species 0.000 claims description 3
- 210000002445 nipple Anatomy 0.000 description 18
- 238000012856 packing Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009740 moulding (composite fabrication) Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Abstract
The utility model discloses a hinge device which is opened lightly and closed heavily and comprises a pivot which has a non-circular shape and is mutually fixed with the upper cover of an electronic device, a fixation staddle mutually fixed with the base of the electronic device; the fixation staddle is provided with a first lateral plate; the pivot is sheathed with an adjacent displacement gasket, a rotation gasket and an elastic module; wherein, a corresponding concave part and a convex part are formed on the relative side between the displacement gasket and the rotation gasket; the non-circular hole of the displacement gasket is sheathed on the pivot, and the diameter of the non-circular hole is larger than that of the pivot; a first salient and a second salient with different lengths of the displacement gasket is butted with a first lateral plate, so as to change embedded status of the displacement gasket and the rotation gasket, further the elasticity of the elastic module is changed. Therefore, the hinge device can supply different torsions under different conditions, so as to endow the upper cover with the function of being opened lightly and closed heavily.
Description
Technical field
The utility model relates to a kind of pivot device, refers between a kind of loam cake and base of being located at electronic equipment the pivot device that can make loam cake open and close with respect to base.
Background technique
Pivot device generally is installed in electronic equipment (as laptop computer, translating machine or the like) between the loam cake and base, making loam cake be able to relative base opens and closes, when loam cake is closed with respect to base, must the slow down speed of loam cake closure of user, to avoid loam cake and base to produce bump because of closing speed is too fast, and when loam cake is opened with respect to base, the user must accelerate to open loam cake, can use this electronic equipment as early as possible with the unlatching of finishing loam cake as quickly as possible, yet, the torsion that pivot device provided of prior art, no matter all identical when loam cake is opened or closed with respect to base, so it is the user must apply extra strength and control and open and closed speed when closure or openness, like this then cause user's inconvenience.
The model utility content
The purpose of this utility model is the shortcoming that solves aforesaid prior art, and a kind of pivot device of easy opening and heavy closing is provided.The pivot device of prior art is improved, so that the torsion that pivot device provided changes the required strength that applies of user in the time of then can changing loam cake closure or unlatching by the difference of the torsion of pivot device own to some extent with corresponding state difference.
For reaching above-mentioned purpose, the technological means that the utility model adopted is the pivot device of a kind of easy opening and heavy closing of design, and it comprises:
One pivot, its section is non-circular, and pivot has a connecting end and a free end;
One fixing bolster, it has a base plate, one first side plate and one second side plate, vertical forming is on base plate respectively for first side plate and second side plate, and first side plate has an external end edge, and the outside and second side plate that second side plate is positioned at first side plate relatively are sheathed on the pivot;
One shim pack, it is sheathed on the pivot, shim pack includes an elastic component, one displacement pad, an one rotation pad and a fixed block, elastic component is sheathed on the pivot, the displacement pad is sheathed on the pivot and driven by pivot, the displacement pad, the relative homonymy that is positioned at second side plate of rotation pad with elastic component, the external end edge of the displacement pad and first side plate leans, displacement pad central authorities form a non-circular hole, the displacement pad is sheathed on the pivot with non-circular hole, the aperture of the non-circular hole of displacement pad is greater than the external diameter of pivot, form continuous jog on the outer side surface of displacement pad, the ora terminalis of displacement pad forms one first teat and one second teat, the center of first teat and displacement pad distance apart greater than the center of second teat and displacement pad distance apart, the rotation pad is sheathed and be fixed on the pivot, and be positioned at the outer side surface of displacement pad relatively, form continuous jog on the inner side surface of rotation pad, the jog of rotation pad is corresponding with the jog of displacement pad, and fixed block is sheathed and be fixed on the free end of pivot.
During use, the loam cake of pivot and electronic equipment is interfixed, and fixedly the base of bolster and electronic equipment interfixes, when loam cake was opened with respect to base and be closed, pivot drove the displacement pad with respect to fixedly first side plate rotation of bolster.
Advantage of the present utility model is, because first teat of displacement pad is different to the distance at center with second teat, and the aperture of the non-circular hole of displacement pad is greater than the external diameter of pivot, when the displacement pad respectively with first teat or second teat and fixedly during the mutual ejection of first side plate of bolster, military order displacement pad produces a little displacement with respect to pivot and rotation pad, make the jog other places of displacement pad and rotation pad in the state of tabling or tabling not, thereby the spacing that changes the displacement pad and rotate pad, then change the degree of displacement pad packing elastic component, change by elastic component packing degree, the torsion that makes pivot device integral body be provided changes to some extent, so can make loam cake open and when closed with respect to the state of different torsion, and then reach the function of easy opening and heavy closing.
Description of drawings
Fig. 1 is a stereo appearance figure of the present utility model;
Fig. 2 is an assembly exploded view of the present utility model;
Fig. 3 is another visual angle assembly exploded view of the present utility model;
Fig. 4 is the action diagram of looking closely of the present utility model;
Fig. 5 is the other end apparent motion mapping of the present utility model.
The primary clustering symbol description
10 pivots, 11 screw sections
20 rotation bolsters 30 are bolster fixedly
31 base plates, 32 first side plates
321 external end edges, 33 second side plates
331 spacing block sets, 40 shim pack
41 spacing shims, 411 spacing block sets
42 recessed location piece 421 location indentations
43 protruding location piece 431 positioning convex portion
44 elastic components, 45 displacement pads
451 non-circular holes, 452 protuberances
453 first teats, 454 second teats
46 rotation pads, 461 jogs
47 friction padss, 48 fixed blocks
Embodiment
Following conjunction with figs. and preferred embodiment of the present utility model, further setting forth the utility model is to reach the technological means that predetermined purpose is taked.
See also Figure 1 and Figure 2, the utility model includes a pivot 10, a rotation bolster 20, fixedly a bolster 30 and a shim pack 40.
See also Fig. 2 and shown in Figure 3, aforesaid fixedly bolster 30 has a base plate 31, one second side plate 33 and one first side plate 32, first side plate 32 and second side plate, 33 difference vertical formings are on base plate 31, first side plate 32 has an external end edge 321, the outside and second side plate 33 that second side plate 33 is positioned at first side plate 32 relatively are sheathed on the pivot 10, and the outer side surface of second side plate 33 forms a spacing block set 331.
Spacing shim 41 is sheathed and be fixed on the pivot 10 and be positioned at the outer side surface of second side plate 33 relatively, spacing shim 41 peripheries radially elongation moulding have fan-shaped spacing block set 411, when pivot 10 drove spacing shim 41 with respect to 33 rotations of second side plate, the spacing block set 411 of spacing shim 41 and the spacing block set 331 of second side plate 33 leant with the angle of swing of restriction pivot 10.
Recessed location piece 42 is sheathed on the pivot 10 and is positioned at the inner side surface of second side plate 33 relatively, and the outer side surface indent of recessed location piece 42 forms at least one location indentations 421.
Protruding location piece 43 is sheathed and be fixed on the pivot 10 and be positioned at the outer side surface of recessed location piece 42 relatively, elongation moulding has at least one positioning convex portion 431 on the inner side surface of protruding location piece 43, the positioning convex portion 431 of protruding location piece 43 is corresponding with the location indentations 421 of recessed location piece 42, when positioning convex portion 431 and location indentations 421 tablings, provide locating effect.
Elastic component 44 is sheathed on the pivot 10.
Friction pads 47 is sheathed on the pivot 10 to reduce the wearing and tearing of inter-module.
Fixed block 48 is sheathed and be fixed in the free end of pivot 10, and fixed block 48 can be a nut to screw togather on the screw section 11 of being fixed in pivot 10.
When using the utility model, the base of fixing bolster 30 with electronic equipment interfixed, loam cake with pivot 10 or rotation bolster 20 and electronic equipment interfixes in addition, when loam cake opened and closed with respect to base, pivot 10 driven rotary pads 46 and displacement pad 45 were with respect to fixedly first side plate, 32 rotations of bolster 30.
See also Fig. 2 to shown in Figure 4, when first teat 453 of displacement pad 45 when fixedly the external end edge 321 of first side plate 32 of bolster 30 leans, because first teat 453 is big apart from centre distance and the aperture of the non-circular hole 451 of displacement pad 45 greater than the external diameter of pivot 10, so displacement pad 45 be subjected to first side plate 32 external end edge 321 ejections and with respect to pivot 10 and 46 slippages of rotation pad, the jog 461 of the jog 452 of displacement this moment pad 45 and rotation pad 46 is tabling not, then displacement pad 45 and rotation pad 46 are between the two apart from widening and then increasing packing degree to elastic component 44, so that the utility model integral body provides bigger torsion.
See also Fig. 2, Fig. 3 and shown in Figure 5, when second teat 454 of displacement pad 45 when fixedly the external end edge 321 of first side plate 32 of bolster 30 leans, because second teat 454 is less apart from centre distance, so the displacement pad is with respect to pivot 10 and rotate pad 46 slippages so that jog of displacement pad 45 452 and jog 461 tablings that rotate pad 46, then displacement pad 45 and rotation pad 46 are between the two apart from dwindling and then reducing packing degree to elastic component 44, so that the utility model integral body provides less torsion.
Cooperate aforementioned two different states that different torsion is provided, allow loam cake be able to when breakdown action, provide the state of less torsion during assembling with respect to the utility model, and loam cake provides the state of big torsion with respect to the utility model when closed action, because of providing less torsion user to execute less strength, pivot device can open loam cake in the time of then can allowing loam cake open, can close loam cake because of pivot device provides big torsion user must impose big strength in the time of can allowing loam cake close again, therefore can reach the purpose of easy opening and heavy closing.
The above only is preferred embodiment of the present utility model; be not that the utility model is done any pro forma restriction; though the utility model discloses as above with preferred embodiment; yet be not in order to limit the utility model; any those skilled in the art; in the scope that does not break away from technical solutions of the utility model; when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations; in every case be the content that does not break away from technical solutions of the utility model; according to technical spirit of the present utility model to any simple modification that above embodiment did; equivalent variations and modification all still belong in the scope of the utility model claim protection.
Claims (9)
1. the pivot device of an easy opening and heavy closing is characterized in that, comprising:
One pivot, its section is non-circular, and pivot has a connecting end and a free end;
One fixing bolster, it has a base plate, one first side plate and one second side plate, vertical forming is on base plate respectively for first side plate and second side plate, and first side plate has an external end edge, and the outside and second side plate that second side plate is positioned at first side plate relatively are sheathed on the pivot;
One shim pack, it is sheathed on the pivot, shim pack includes an elastic component, one displacement pad, an one rotation pad and a fixed block, elastic component is sheathed on the pivot, the displacement pad is sheathed on the pivot and driven by pivot, the displacement pad, the relative homonymy that is positioned at second side plate of rotation pad with elastic component, the external end edge of the displacement pad and first side plate leans, displacement pad central authorities form a non-circular hole, the displacement pad is sheathed on the pivot with this non-circular hole, the aperture of the non-circular hole of displacement pad is greater than the external diameter of pivot, form continuous jog on the outer side surface of displacement pad, the ora terminalis of displacement pad forms one first teat and one second teat, the center of first teat and displacement pad distance apart greater than the center of second teat and displacement pad distance apart, the rotation pad is sheathed and be fixed on the pivot, and be positioned at the outer side surface of displacement pad relatively, form continuous jog on the inner side surface of rotation pad, the jog of rotation pad is corresponding with the jog of displacement pad, and fixed block is sheathed and be fixed on the free end of pivot.
2. the pivot device of easy opening and heavy closing as claimed in claim 1, it is characterized in that, the outer side surface elongation moulding of second side plate of described fixedly bolster has a spacing block set, shim pack includes a spacing shim, this spacing shim is sheathed and be fixed on the pivot, and this spacing shim is positioned at the outer side surface of second side plate relatively, and spacing shim periphery radially elongation moulding has a fan-shaped spacing block set, and the fan-shaped spacing block set of spacing shim is with respect to the spacing block set of second side plate.
3. the pivot device of easy opening and heavy closing as claimed in claim 1 or 2, it is characterized in that, described shim pack includes a recessed location piece and a protruding location piece, recessed location piece is sheathed on the pivot, the outer side surface indent of recessed location piece forms at least one location indentations, protruding location piece is sheathed and be fixed in the outer side surface that is positioned at recessed location piece on the pivot and relatively, and elongation moulding has at least one positioning convex portion on the inner side surface of protruding location piece, and the positioning convex portion of protruding location piece is corresponding with the location indentations of recessed location piece.
4. the pivot device of easy opening and heavy closing as claimed in claim 1 or 2 is characterized in that, also includes a rotation bolster, and the connecting end of rotation bolster and pivot interfixes.
5. the pivot device of easy opening and heavy closing as claimed in claim 3 is characterized in that, also includes a rotation bolster, and the connecting end of rotation bolster and pivot interfixes.
6. the pivot device of easy opening and heavy closing as claimed in claim 1 or 2 is characterized in that, described shim pack includes most friction padss, and friction pads is sheathed on the pivot.
7. the pivot device of easy opening and heavy closing as claimed in claim 5 is characterized in that, described shim pack includes most friction padss, and friction pads is sheathed on the pivot.
8. the pivot device of easy opening and heavy closing as claimed in claim 1 or 2 is characterized in that, forms the screw section on the free end of described pivot, and the fixed block of shim pack is a nut, and fixed block screws togather on the screw section of being fixed in pivot.
9. the pivot device of easy opening and heavy closing as claimed in claim 7 is characterized in that, forms the screw section on the free end of described pivot, and the fixed block of shim pack is a nut, and fixed block screws togather on the screw section of being fixed in pivot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203069964U CN201121643Y (en) | 2007-11-27 | 2007-11-27 | Lightly opened and heavily closed pivotal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203069964U CN201121643Y (en) | 2007-11-27 | 2007-11-27 | Lightly opened and heavily closed pivotal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201121643Y true CN201121643Y (en) | 2008-09-24 |
Family
ID=40008870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007203069964U Expired - Fee Related CN201121643Y (en) | 2007-11-27 | 2007-11-27 | Lightly opened and heavily closed pivotal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201121643Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200167A (en) * | 2010-03-24 | 2011-09-28 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure |
| CN108916211A (en) * | 2018-08-02 | 2018-11-30 | 合肥联宝信息技术有限公司 | Rotating assembly and electronic equipment |
| CN109083924A (en) * | 2018-09-30 | 2018-12-25 | 联想(北京)有限公司 | A kind of electronic equipment and its rotating shaft mechanism |
-
2007
- 2007-11-27 CN CNU2007203069964U patent/CN201121643Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200167A (en) * | 2010-03-24 | 2011-09-28 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure |
| CN108916211A (en) * | 2018-08-02 | 2018-11-30 | 合肥联宝信息技术有限公司 | Rotating assembly and electronic equipment |
| CN108916211B (en) * | 2018-08-02 | 2022-02-08 | 合肥联宝信息技术有限公司 | Rotating shaft assembly and electronic equipment |
| CN109083924A (en) * | 2018-09-30 | 2018-12-25 | 联想(北京)有限公司 | A kind of electronic equipment and its rotating shaft mechanism |
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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: 20080924 Termination date: 20131127 |