CN102478048A - Easy-opening and hard-closing rotation shaft - Google Patents
Easy-opening and hard-closing rotation shaft Download PDFInfo
- Publication number
- CN102478048A CN102478048A CN2010105611003A CN201010561100A CN102478048A CN 102478048 A CN102478048 A CN 102478048A CN 2010105611003 A CN2010105611003 A CN 2010105611003A CN 201010561100 A CN201010561100 A CN 201010561100A CN 102478048 A CN102478048 A CN 102478048A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- gear sheet
- cam
- bolster
- gear
- 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.)
- Granted
Links
Images
Landscapes
- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses an easy-opening and hard-closing rotation shaft, which comprises a rotating shaft and a fixation frame. The rotating shaft is provided with a backstop sheet, a bearing frame, several disk elastic sheets and a nut in order. One end of the rotating shaft is in fixed connection with the fixation frame, and the other end is fastened by the nut. A gear sheet is installed between the bearing frame and the disk elastic sheets on the rotating shaft. By adding a gear sheet and a clamping column, a screen can be prevented from dropping in advance during closing due to weight problem. Thus, the rotation shaft of the invention improves the convenience of laptop operation, and also considers the intrinsic quality and performance of a product.
Description
Technical field
The present invention relates to a kind of rotating shaft, particularly be widely used in and connect two parts and make its a kind of rotating shaft of easy opening and heavy closing in relative rotation.
Background technique
Because of rotating shaft torsion needs can be at the arbitrarily angled screen that props up; And after through at least 20000 life tests, has said function; So digital products such as existing notebook must be taken into account torsion decline situation when torsion setting; And can add a safety factor, make that rotating shaft torsion can be bigger; So all bigger and switch basically identicals of digital product used strength when opening and close such as existing notebook; This can have influence on user's feel; And when opening, need up to raise screen on the other hand, the another hand must be pinned base does not make it upwarp, operation inconvenience.
Summary of the invention
In order to overcome above-mentioned defective, the invention provides a kind of rotating shaft of easy opening and heavy closing, overcome the inconvenience that rotating shaft is operated when opening, the function of closing is opened and closed to the realization product easily.
The present invention for the technological scheme that solves its technical problem and adopt is: a kind of rotating shaft of easy opening and heavy closing, comprise rotating shaft and fixing frame, and in rotating shaft, comprise being with stop tab, bolster, several dish type shell fragment and nuts successively; Said rotating shaft one end is fixedly connected with fixing frame, and its other end is fastening through nut, between bolster and dish type shell fragment, is arranged with a gear sheet in the said rotating shaft; Said gear sheet and rotating shaft can relatively rotate, and the peripheral gear teeth of said gear sheet are unified oblique setting, and the said gear teeth one side is a sliding surface; Opposite side is the face of pushing against, and also is provided with an elastomer, and an elastomeric end is fixed positioned on the bolster; Elastomeric the other end elasticity pushes against on the gear teeth in the gear sheet; Be similar click, when the gear sheet rotated, the elastomeric the other end can slip over the sliding surface of the gear teeth in the gear sheet; When the gear sheet did not rotate, the elastomeric the other end can push against the face of the gear teeth in the gear sheet.Rotating shaft is in opening procedure, and the frictional force between gear sheet and the adjacent components is greater than the frictional force between elastomer and the gear sheet upglide surface, and the elastomer the other end slips over the sliding surface on the gear sheet; The stationary positioned effect does not take place in gear sheet and elastomer; Can easily rotating shaft be opened, after opening, the elastomer the other end withstands and pushes against the face location; The gear sheet can't rotate, thereby can prevent that (referring to that product screen and base are acute angle) causes unexpected closed because of the screen weight issue after opening; In the rotating shaft closing course, the gear teeth that this moment, the elastomer the other end pushed against on the gear sheet push against the face side, and the gear sheet is withstood the location by the elastomer the other end; Press down screen, the gear sheet begins and the adjacent component friction that rotates, and frictional force rotates; And the elastomer the other end pushes against the face that pushes against power on the gear sheet greater than said rotation friction; Rotating shaft rotation and the gear sheet does not rotate this moment, screen are slowly closed, can prevent in closing course, to cause falling in advance because of the screen weight issue.
As further improvement of the present invention; In rotating shaft, be positioned at the bolster side and also be with first cam and second cam successively, and first cam is fixed positioned on the bolster, a cam is provided with locating column; Corresponding bolster is provided with the positioning hole with the locating column coupling; Through locating column being inserted positioning hole first cam orientation is fixed on the bolster, makes win cam and bolster follow the rotation of rotating shaft and rotate, second cam is movably set in the rotating shaft; Be that both can relatively rotate; Rotation through first cam makes second cam be implemented in freely endwisely slipping in the rotating shaft, relatively rotates through first and second cam in the rotating shaft and realizes the fastening common technology for those skilled in the art between the part in the rotating shaft, so no longer detail.
As further improvement of the present invention, said elastomer is the L type, can be other shapes too, is a kind of backstop.
As further improvement of the present invention, be provided with the noise reduction pad between second cam and the gear sheet in the said rotating shaft, the pad of the enough common increase rubbing surfaces of ability substitutes equally.
As further improvement of the present invention, between the said bolster and first cam, be equipped with pad between gear sheet and the dish type shell fragment and between nut and the dish type shell fragment.
The invention has the beneficial effects as follows: this rotating shaft is through increasing a gear sheet and card post newly; Because of the card post is an elastic element; When the gear sheet turns round, can be pushed and block open gear by gear: when product when opening, the gear sheet with the card post do not act on, can easily product be opened; When closure, the gear sheet is blocked post to be blocked, and beginning and adjacent pads friction produce torsion, prevents when closure to have improved the operational convenience of notebook, and to have taken into account the quality parameter of product itself because of the screen weight issue causes falling in advance.
Description of drawings
Fig. 1 is the package assembly schematic representation of structure of the present invention;
Fig. 2 is the structural representation of middle gear sheet of the present invention;
Fig. 3 is a structural principle schematic representation of the present invention.
Embodiment
Embodiment: a kind of rotating shaft of easy opening and heavy closing, comprise rotating shaft 1 and fixing frame 2, in rotating shaft 1, comprise being with stop tab 3, bolster 4, several dish type shell fragment 7 and nuts successively; Said rotating shaft one end is fixedly connected with fixing frame 2, and its other end is fastening through nut, it is characterized in that: between bolster 4 and dish type shell fragment 7, be arranged with a gear sheet 8 in the said rotating shaft 1; Said gear sheet 8 can relatively rotate with rotating shaft, and the peripheral gear teeth of said gear sheet 8 are unified oblique setting, and the said gear teeth one side is a sliding surface 81; Opposite side is the face of pushing against 82, also is provided with an elastomer 9, and an end of elastomer 9 is fixed positioned on the bolster 4; The other end elasticity of elastomer 9 pushes against on the gear teeth in gear sheet 8; Be similar click, when gear sheet 8 rotated, the other end of elastomer 9 can slip over the sliding surface 81 of the gear teeth in the gear sheet 8; When gear sheet 8 did not rotate, the other end of elastomer 9 can push against the face 82 of the gear teeth in gear sheet 8.Rotating shaft is in opening procedure, and the frictional force between gear sheet 8 and the adjacent components is greater than the frictional force between elastomer and the gear sheet upglide surface, and elastomer 9 the other ends slip over the sliding surface on the gear sheet; The stationary positioned effect does not take place with elastomer 9 in gear sheet 8; Can easily rotating shaft be opened, after opening, elastomer 9 the other ends withstand the face of pushing against 82 location; The gear sheet can't rotate, thereby can prevent that (referring to that product screen and base are acute angle) causes unexpected closed because of the screen weight issue after opening; In the rotating shaft closing course, the gear teeth that this moment, elastomer 9 the other ends pushed against on the gear sheet push against the face side, and gear sheet 8 is withstood the location by elastomer 9 the other ends; Press down screen, the friction that rotates of 8 beginnings of gear sheet and adjacent component, frictional force rotates; And elastomer 9 the other ends push against the face that pushes against power on the gear sheet greater than said rotation friction; Rotating shaft rotation and gear sheet 8 does not rotate this moment, screen are slowly closed, can prevent in closing course, to cause falling in advance because of the screen weight issue.
In rotating shaft 1, be positioned at bolster 4 sides and also be with first cam 5 and second cam 6 successively; And first cam 5 is fixed positioned on the bolster 4; First cam 5 is provided with locating column, and corresponding bolster 4 is provided with the positioning hole with locating column coupling, through locating column is inserted positioning hole with first cam, 5 positioning and fixing on bolster; Make the cam 5 of winning follow the rotation of rotating shaft with bolster 4 and rotate; Second cam 6 is movably set in the rotating shaft 1, and both can relatively rotate, and the rotation through first cam makes second cam 6 be implemented in freely endwisely slipping in the rotating shaft 1; Relatively rotate through first and second cam in the rotating shaft and to realize the fastening common technology between the part in the rotating shaft, so no longer detail for those skilled in the art.
Said elastomer 9 is the L type, can be other shapes equally, is a kind of backstop.
Be provided with noise reduction pad 10 between second cam 6 and the gear sheet 8 in the said rotating shaft 1, the pad of the enough common increase rubbing surfaces of appearance ability substitutes.
Between the said bolster 4 and first cam 5, be equipped with pad 11 between gear sheet 8 and the dish type shell fragment 7 and between nut and the dish type shell fragment 7.
Claims (5)
1. the rotating shaft of an easy opening and heavy closing comprises rotating shaft (1) and fixing frame (2), in rotating shaft (1), comprises being with stop tab (3), bolster (4), several dish type shell fragment (7) and nuts successively; Said rotating shaft one end is fixedly connected with fixing frame (2); Its other end is fastening through nut, it is characterized in that: be positioned in the said rotating shaft (1) and be arranged with a gear sheet (8) between bolster (4) and the dish type shell fragment (7), said gear sheet (8) and rotating shaft can relatively rotate; The peripheral gear teeth of said gear sheet (8) are unified oblique setting; Stating the gear teeth one side is sliding surface (81), and opposite side is the face of pushing against (82), also is provided with an elastomer (9); One end of elastomer (9) is fixed positioned on the bolster (4), and the other end elasticity of elastomer (9) pushes against on the gear teeth in gear sheet (8).
2. the rotating shaft of easy opening and heavy closing according to claim 1; It is characterized in that: in rotating shaft (1), be positioned at bolster (4) side and also be with first cam (5) and second cam (6) successively; And first cam (5) is fixed positioned on the bolster (4), and second cam (6) is movably set in the rotating shaft (1).
3. the rotating shaft of easy opening and heavy closing according to claim 1 is characterized in that: said elastomer (9) is the L type.
4. the rotating shaft of easy opening and heavy closing according to claim 2 is characterized in that: be provided with noise reduction pad (10) between last second cam of said rotating shaft (1) (6) and the gear sheet (8).
5. the rotating shaft of easy opening and heavy closing according to claim 2 is characterized in that: between said bolster (4) and first cam (5), be equipped with pad (11) between gear sheet (8) and the dish type shell fragment (7) and between nut and the dish type shell fragment (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010561100.3A CN102478048B (en) | 2010-11-26 | 2010-11-26 | The rotating shaft of easy opening and heavy closing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010561100.3A CN102478048B (en) | 2010-11-26 | 2010-11-26 | The rotating shaft of easy opening and heavy closing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102478048A true CN102478048A (en) | 2012-05-30 |
| CN102478048B CN102478048B (en) | 2015-09-30 |
Family
ID=46090782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010561100.3A Active CN102478048B (en) | 2010-11-26 | 2010-11-26 | The rotating shaft of easy opening and heavy closing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102478048B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121277A (en) * | 2013-04-24 | 2014-10-29 | 加藤电机（香港）有限公司 | Hinge device having bolt-lock mechanism and intelligence machine |
| CN104421317A (en) * | 2013-09-04 | 2015-03-18 | 昆山玮硕恒基电子科技有限公司 | Double-core rotating shaft with 360-degree rotational positioning and automatic closing functions |
| CN106286575A (en) * | 2015-05-22 | 2017-01-04 | 联想(北京)有限公司 | Rotating shaft and electronic equipment |
| CN107282777A (en) * | 2017-07-19 | 2017-10-24 | 奥美森智能装备股份有限公司 | A kind of pressing mold adjustment mechanism |
| WO2021136028A1 (en) * | 2019-12-31 | 2021-07-08 | 华为技术有限公司 | Hinge device and foldable terminal |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010050327A1 (en) * | 1999-11-02 | 2001-12-13 | Schwegman, Lundberg, Woessner & Kluth, P.A. | Ratcheted pivot |
| CN1339091A (en) * | 1999-02-03 | 2002-03-06 | 向阳技研株式会社 | Angle adjusting device |
| US20050205735A1 (en) * | 2004-02-13 | 2005-09-22 | Fujitsu Limited | Display tilting apparatus |
| CN200964999Y (en) * | 2006-10-12 | 2007-10-24 | 李东财 | Folding device capable of adjusting angle |
| CN101555899A (en) * | 2009-05-20 | 2009-10-14 | 浙江玮硕科技有限公司 | Revolving shaft with muffling cam |
| JP2010005941A (en) * | 2008-06-27 | 2010-01-14 | Seiko Epson Corp | Tilting device and recorder |
| CN101672323A (en) * | 2008-09-12 | 2010-03-17 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure |
| CN201874978U (en) * | 2010-11-26 | 2011-06-22 | 昆山玮硕恒基电子科技有限公司 | Rotary shaft capable of realizing gentle opening and heavy closing |
-
2010
- 2010-11-26 CN CN201010561100.3A patent/CN102478048B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1339091A (en) * | 1999-02-03 | 2002-03-06 | 向阳技研株式会社 | Angle adjusting device |
| US20010050327A1 (en) * | 1999-11-02 | 2001-12-13 | Schwegman, Lundberg, Woessner & Kluth, P.A. | Ratcheted pivot |
| US20050205735A1 (en) * | 2004-02-13 | 2005-09-22 | Fujitsu Limited | Display tilting apparatus |
| CN200964999Y (en) * | 2006-10-12 | 2007-10-24 | 李东财 | Folding device capable of adjusting angle |
| JP2010005941A (en) * | 2008-06-27 | 2010-01-14 | Seiko Epson Corp | Tilting device and recorder |
| CN101672323A (en) * | 2008-09-12 | 2010-03-17 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure |
| CN101555899A (en) * | 2009-05-20 | 2009-10-14 | 浙江玮硕科技有限公司 | Revolving shaft with muffling cam |
| CN201874978U (en) * | 2010-11-26 | 2011-06-22 | 昆山玮硕恒基电子科技有限公司 | Rotary shaft capable of realizing gentle opening and heavy closing |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121277A (en) * | 2013-04-24 | 2014-10-29 | 加藤电机（香港）有限公司 | Hinge device having bolt-lock mechanism and intelligence machine |
| CN104421317A (en) * | 2013-09-04 | 2015-03-18 | 昆山玮硕恒基电子科技有限公司 | Double-core rotating shaft with 360-degree rotational positioning and automatic closing functions |
| CN106286575A (en) * | 2015-05-22 | 2017-01-04 | 联想(北京)有限公司 | Rotating shaft and electronic equipment |
| CN106286575B (en) * | 2015-05-22 | 2019-11-26 | 联想(北京)有限公司 | Shaft and electronic equipment |
| CN107282777A (en) * | 2017-07-19 | 2017-10-24 | 奥美森智能装备股份有限公司 | A kind of pressing mold adjustment mechanism |
| CN107282777B (en) * | 2017-07-19 | 2024-01-09 | 奥美森智能装备股份有限公司 | Compression mold adjustment mechanism |
| WO2021136028A1 (en) * | 2019-12-31 | 2021-07-08 | 华为技术有限公司 | Hinge device and foldable terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102478048B (en) | 2015-09-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102478048A (en) | Easy-opening and hard-closing rotation shaft | |
| CN202381520U (en) | Hinge with torsion changing with opening angle | |
| CN201874978U (en) | Rotary shaft capable of realizing gentle opening and heavy closing | |
| EP2708820B1 (en) | Door-opening structure of microwave oven | |
| CN203130848U (en) | Safe on-off device on door closer | |
| CN101662906A (en) | Electronic device and fastening structure thereof | |
| CN203515063U (en) | Door-window connection rod device | |
| CN205427737U (en) | Can pull out and insert hard disk cartridge locking mechanism | |
| CN102556776B (en) | Braking structure of reel | |
| CN206342371U (en) | A kind of conditioner | |
| CN202245570U (en) | Brake structure of winder | |
| CN201391539Y (en) | Hinge device | |
| CN101335135B (en) | Dual rotary disk switching contact arrangement | |
| CN102808924A (en) | Duplicate gear | |
| CN206801316U (en) | A kind of passive locking device for train-door system | |
| WO2009064104A3 (en) | Door stopper | |
| CN201439800U (en) | Two-section increased torque hinge | |
| CN103771212B (en) | A kind of hypervelocity and stop device | |
| CN209817684U (en) | Handle assembly of casement window | |
| CN2908764Y (en) | Power pliers clamping mechanism for oil field pipe | |
| CN211233565U (en) | Refrigerator wire harness support | |
| CN201820963U (en) | Button-type locking device for electric connector | |
| CN207332554U (en) | Body hinge | |
| CN208311247U (en) | Variable pitch type heterotypic gear shaft | |
| TWI481339B (en) | Hinge and electronic device with the hinge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Yushan city Kunshan town Suzhou city Jiangsu province 215300 Hua Fu Road No. 8 Room 2 Patentee after: Kunshan Wei Shuo Henderson intelligent Polytron Technologies Inc Address before: 215300 Yushan, Jiangsu, Kunshan City, the town of Huan Qing Road, No. 2588, No. Patentee before: Kunshan Voso Hinge Electronic Technology Co., Ltd. |