CN2661993Y - Improved structure for rotating shaft - Google Patents
Improved structure for rotating shaft Download PDFInfo
- Publication number
- CN2661993Y CN2661993Y CN 200320103096 CN200320103096U CN2661993Y CN 2661993 Y CN2661993 Y CN 2661993Y CN 200320103096 CN200320103096 CN 200320103096 CN 200320103096 U CN200320103096 U CN 200320103096U CN 2661993 Y CN2661993 Y CN 2661993Y
- Authority
- CN
- China
- Prior art keywords
- cam
- rotating shaft
- break
- improved structure
- concave surface
- 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
Images
Abstract
The utility model discloses a rotating shaft improvement structure, which is designed to provide a rotating shaft improvement structure for the situations, in which simplification is required for improving the complex assembling and machining operations, and the large operation resistance or interference circumstances. The utility model comprises a bush, a convex wheel, a spring, and a brake, wherein, the bush is defined with an axial chamber, the convex wheel and the spring are assembled in the bush axial chamber, the convex wheel comprises a concave with a ridge and a valley, the brake is capable of extending into the axial chamber and going through the concave wheel and the spring. The brake is provided with a sliding rod which is constantly positioned on the concave of the convex wheel. When the response brake is driven to rotate by external force, the sliding rod can move on the concave to force the convex wheel to produce relative axial displacement to compress the spring to accumulate energy.
Description
Technical field
The utility model relates to a kind of turning shaft structure that is used for the electronics implements, is meant a kind of simple and can form turning shaft structure than the slight drag form in the operation engagement process especially.
Background technique
The turning gear that utilization can back and forth be rotated freely because of external force is fitted on the electronics implements, and for example mobile phone, laptop computer etc. make its lid or show that the fluorescent screen is rotatable and have the open and close effect, have been common technology.Usually, turning gear commonly used is to make an axle center with thread section sealed nut after passing several disk gasket or helical spring compress and allow lid or show the effect that rotate the fluorescent screen to obtain one, for example Taiwan No. 82202768 " pivot neotectonics ", No. 81201482 " can stagnate the pivot structure of location " patent case etc. all provide typical embodiment.
In Taiwan in No. 86205702 " preventing the touch of key-press by accident device " patent case, disclosed the turning gear (please refer to Fig. 1,2,3) that is fitted in another pattern on the mobile phone, this turning gear 10 includes the right-hand axis 12 that an axle 11 is passed through chimeric be coupling device axis hole A, a fulcrum B, and a distal process of right-hand axis 12 has been established flank 121,122 and has been defined in wing chamber 123 between two flanks 121,122; Axle 11 is fitted in the interior left-hand axis 15 of device axis hole A ', fulcrum B ' that is coupling by a relay axis 14 and an end after passing through spring 13.Relay axis 14 is in the face of this end of right-hand axis flank 121,122, is formed with the end wing 141,142 relatively and is defined in an end chamber 143 between the described end wing 141,142; End chamber 143 and wing chamber 123 be jointly in order to accommodating spring 13, and allow that flank 121,122 stretches into, with 141,142 combinations of the end wing; Another distal process of relay axis 14 is established two arc tenons 144,145 and is formed at therebetween two recesses 146, is provided with arc end 151,152 and recess 153, and can docks mutually.Make cover plate C when starting, two arc tenons 144,145 of relay axis 14 move along the recess 153 of left-hand axis, pressure spring 13, and force the end wing 141,142 to enter wing chamber 123,143 the insides, flank inserting end chambers 121,122.When two arc tenons 144,145 were crossed two arc ends 151,152 respectively, arc tenon 144,145 lost support, through the resilience of spring 13, make arc tenon 144,145 complex edges recess 153 and axially rotate, with so that cover plate C raise to an angular positioning.
Its deficiency is that turning gear 10 has following point in practical operation:
1, arc end 151,152, the recess 153 of arc tenon 144,145, recess 146 and the left-hand axis 15 of relay axis 14 cooperatively interact, and become the contact of " face "; In the operation practice, have bigger resistance or interference situations between them, the steering force that cover plate C is lifted in the increase that the user understands instinct usually overcomes or compensates described interference.
2, Fig. 1,2,3 has shown that turning gear 10 has complicated assemblies quantity and structure.For example the assembly end of right-hand axis 12 and relay axis 14 is formed with flank 121,122, wing chamber 123 and the end wing 141,142 respectively, holds the structure of chamber 143 to work in coordination; Or the assembly end of relay axis 14 and left-hand axis 15, being respectively equipped with arc tenon 144,145, recess 146 and textures such as arc end 151,152, recess 153, this also reflects the processing of turning gear 10 and assembles comparatively complexity that cost is higher.
Summary of the invention
The purpose of this utility model is the above-mentioned deficiency at prior art, proposes a kind of improved structure of rotating shaft.This turning gear is used so that resistance that the operation between the assembly cooperates or interference are reduced to minimum as much as possible under the condition that a requirement is simplified; And complexity or degree of difficulty, the cost etc. of its structure processing and assembling obviously are improved.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions, and this improved structure of rotating shaft comprises: a lining that defines a chamber; Be fitted in described lining axle indoor cam and spring, make described cam comprise a concave surface with spine and paddy portion; A break can put in described axle chamber, and by described cam and spring; Described break has a slide bar, and on the constant concave surface that is positioned at cam, when the response break rotated because of external force, slide bar can force cam to produce axial displacement to compress this spring energy accumulation at the concave surface top offset relatively.
The utility model can also be: the slide bar of described break is perpendicular to the axial direction of break; The concave surface of described cam becomes symmetrical kenel; The concave surface of described cam makes paddy portion arrive the length of the paddy portion of another side greater than described spine to the length of spine; Described slide bar forms contacting of point or line with concave surface; The configuration of described cam squarely body; Described break has the head of a major part, make break pass a through hole of cam after, described at least head can't be crossed described cam; Described break has a tail end, after by cam and spring, is fixed by a clasp; Described slide bar and break are one-body molded.
Compared with prior art, the beneficial effects of the utility model are: according to this improved structure of rotating shaft, this cam comprises a concave surface with relative spine and paddy portion, make a slide bar of above-mentioned break be allowed on concave surface mobile, and form contacting of point or line with described concave surface, reduce above-mentioned resistance.
Description of drawings
Fig. 1 is the three-dimensional exploded view of the lid of turning gear commonly used and mobile phone or electronics implements;
Fig. 2 is the three-dimensional exploded view of Fig. 1 turning gear;
Fig. 3 is that illustration is implemented in the action that Fig. 1 makes up;
Fig. 4 is the three-dimensional exploded view of the utility model turning gear;
Fig. 5 is the three-dimensional cross-sectional schematic of the utility model turning gear;
Fig. 6 is that the utility model turning gear is fitted in embodiment's schematic representation and the partial enlarged drawing thereof on a mobile phone or the electronics implements;
Fig. 7 is that illustration is implemented in the action of the utility model turning gear;
Fig. 8 is that illustration is implemented in another action of the utility model turning gear;
Fig. 9 is another embodiment's schematic representation of the utility model turning gear cam portion;
Figure 10 is another embodiment's schematic representation of the utility model turning gear cam portion.
Wherein, 10,20 is turning gear; 11 is axle; 12 is left-hand axis; 121,122 is flank; A, A ' are axis hole; B, B ' are fulcrum; 123 is wing chamber; 13 is spring; 14 is relay axis; 15 is left-hand axis; 141,142 are the end wing; 143 are the end chamber; 144,145 is the arc tenon; 146,153 is recess; C, D1 are cover plate; D is mobile phone or electronics implements; 21 is the axle chamber; 22 is lining; 23,40,50 is cam; 24 is spring; 25 is break; 26,41,51 is concave surface; 27 is through hole; 28,43,53 is spine; 29,42,52,44,54 is paddy portion; 30 is clasp; 251 is tail end; 252 is head; 31 is slide bar.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Shown in Fig. 4,5, turning gear of the present utility model is in the embodiment who is adopted, all to number 20 expressions.Turning gear 20 comprises the lining 22 that defines a chamber 21; Be fitted in a cam 23 and spring 24 in the described axle chamber 21 respectively, this cam 23 and spring 24 remain on 21 the insides, a chamber and can not break away from lining 22 by break 25.Particularly, cam 23 includes one and is formed on the concave surface 26 of upper end and allows the through hole 27 that above-mentioned break 25 passes; Concave surface 26 has the spine 28 at cam 23 peaks, with the paddy portions 29 that are formed on lower position that are connected spine's 28 downward extensions.Therefore, in the embodiment that the utility model adopted, break 25 has a tail end 251 fixing by a clasp 30, as shown in Figure 5 situation stretching into after a chamber 21 passes cam 23 and spring 24.
As shown in Figure 6, in a specific embodiment, turning gear 20 can be fitted on the mobile phone or electronics implements D of a drawing-pushing type; When cover plate D1 rotates, can force break 25 to produce in lining axle chamber 21 rotatablely moves, slide bar 31 is moved to the position of spine 28 from the paddy portion 29 of concave surface 26, produce axial displacement and oppress cam 23 below in figure relatively, and make spring 24 energy accumulation gradually, as the situation as shown in the imaginary line part among Fig. 7.
As shown in Figure 8, when slide bar 31 arrives concave surface spine 28, if cross spine 28, spring 24 can discharge the energy of before having accumulated, and forces paddy portion 29 motions of slide bar 31 from trend concave surface 26 another sides, and the state that allows cover plate D1 become to raise.When unless past mobile phone of user's application of force operation cover plate D1 or electronics implements D cover, this active force just can force break 25 revolutions, allow slide bar 31 along the aforesaid paths double action, oppress cam 23 and spring 24 relatively again, get back to original paddy portion 29 positions up to slide bar 31.
What must be illustrated is that turning gear 20 has the structure kenel of simplifying for the user; It makes break 25 have slide bar 31 to cooperate with cam 23, can obtain functions such as lifting of cover plate D1 opened, located, closure, obviously improved the user use have flank, left and right side shaft that wing chamber, arc end, end are recessed and have that arc tenon, arc are recessed, the complexity of the relay axis of the end wing, end chamber cooperates situation.And, the slide bar 31 of break 25 contacted with 26 holding points of concave surface or the line of cam 23, also obviously reduced the user and used combination that relay axis two arc tenons and left-hand axis two arc ends form face and contact and operating the resistance that produced when mobile or the situation of interference.
Figure 9 shows that a feasible embodiment of the cam of the utility model turning shaft structure, cam is all to number 40 expressions; The path that the concave surface 41 of cam 40 provides slide bar 31 to have the shift reciprocately of different distance, that is, 43 length is obviously greater than the length from spine 43 to paddy portion 44 from paddy portion 42 to spine.It reflects that cover plate D1 is turned on to bigger angular orientation, just can locate.
Figure 10 has shown the embodiment of a correction, the configuration of 50 one-tenth one square bodies of cam.Apprehensible is that the concave surface 51 of cam 50 can make paddy portion 52 arrive the length of paddy portion 54 greater than spine 53 to the length of spine 53 with reference to the modification model of Figure 10.
In sum, the utility model provides an effective improved structure of rotating shaft, its space kenel is different from turning shaft structure commonly used, resistance or interference that it cooperates the operation between the assembly are reduced to minimum as much as possible, and complexity or degree of difficulty, cost etc. of its structure processing and assembling obviously are improved.
Claims (10)
1, a kind of improved structure of rotating shaft is characterized in that, comprising:
A lining that defines a chamber;
Be fitted in described lining axle indoor cam and spring, make described cam comprise a concave surface with spine and paddy portion;
A break can put in described axle chamber, and by described cam and spring; Described break has a slide bar, and on the constant concave surface that is positioned at cam, when the response break rotated because of external force, described slide bar can move on concave surface, forces cam to produce axial displacement to compress described spring energy accumulation relatively.
2, improved structure of rotating shaft as claimed in claim 1 is characterized in that, the slide bar of described break is perpendicular to the axial direction of break.
3, improved structure of rotating shaft as claimed in claim 1 is characterized in that, the concave surface of described cam becomes symmetrical kenel.
4, improved structure of rotating shaft as claimed in claim 1 is characterized in that, the concave surface of described cam makes paddy portion arrive the length of the paddy portion of another side greater than described spine to the length of spine.
5, improved structure of rotating shaft as claimed in claim 1 or 2 is characterized in that, described slide bar forms contacting of point or line with concave surface.
6, improved structure of rotating shaft as claimed in claim 1 is characterized in that, the configuration of described cam squarely body.
As claim 1 or 6 described improved structure of rotating shaft, it is characterized in that 7, the concave surface of described cam makes paddy portion arrive the length of the paddy portion of another side greater than described spine to the length of spine.
8, improved structure of rotating shaft as claimed in claim 1 is characterized in that, described break has the head of a major part, make break pass a through hole of cam after, described at least head can't be crossed described cam.
9, as claim 1 or 8 described improved structure of rotating shaft, it is characterized in that described break has a tail end, after by cam and spring, fixed by a clasp.
10, improved structure of rotating shaft as claimed in claim 1 or 2 is characterized in that, described slide bar and break are one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320103096 CN2661993Y (en) | 2003-11-11 | 2003-11-11 | Improved structure for rotating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320103096 CN2661993Y (en) | 2003-11-11 | 2003-11-11 | Improved structure for rotating shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2661993Y true CN2661993Y (en) | 2004-12-08 |
Family
ID=34340398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320103096 Expired - Fee Related CN2661993Y (en) | 2003-11-11 | 2003-11-11 | Improved structure for rotating shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2661993Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458193C (en) * | 2005-10-21 | 2009-02-04 | 松下电器产业株式会社 | Opening and closing device |
| US7814619B2 (en) | 2005-10-21 | 2010-10-19 | Panasonic Corporation | Opening and closing device |
| CN102168716A (en) * | 2010-02-25 | 2011-08-31 | 宏达国际电子股份有限公司 | Multi-section hinge assembly and portable electronic device comprising assembly |
-
2003
- 2003-11-11 CN CN 200320103096 patent/CN2661993Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458193C (en) * | 2005-10-21 | 2009-02-04 | 松下电器产业株式会社 | Opening and closing device |
| US7814619B2 (en) | 2005-10-21 | 2010-10-19 | Panasonic Corporation | Opening and closing device |
| CN102168716A (en) * | 2010-02-25 | 2011-08-31 | 宏达国际电子股份有限公司 | Multi-section hinge assembly and portable electronic device comprising assembly |
| CN102168716B (en) * | 2010-02-25 | 2013-04-24 | 宏达国际电子股份有限公司 | Multi-section hinge assembly and portable electronic device comprising assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2689662Y (en) | Hinge structure | |
| CN1929725A (en) | Hinge-joint and portable electronic installation employing the same | |
| CN1805465A (en) | Mobile phone with movable parts and using a leaf or plate spring hereunto | |
| CN2661993Y (en) | Improved structure for rotating shaft | |
| JP2005538021A5 (en) | ||
| US20190358535A1 (en) | Game machine and gear shifting device capable of alternatively changing gear operation modes | |
| CN2572620Y (en) | Socket connector | |
| CN111599625A (en) | Thin type switch with stroke amplification function | |
| CN1911701A (en) | Pedal assembly for a vehicle | |
| CN2400931Y (en) | Zero insertion force connector | |
| CN2918677Y (en) | Window having a locking mechanism for locking window and door | |
| CN2399849Y (en) | Zero insertion force connector clamp | |
| CN2787480Y (en) | Improved wheel set structure | |
| CN212570812U (en) | Thin type switch with stroke amplification function | |
| CN1187868C (en) | Socket without connect-disconnect force | |
| CN2749824Y (en) | Double gland | |
| EP1221351A1 (en) | Weld gun with inverted roller screw actuator | |
| CN2346553Y (en) | Stageless regulated feeding wheel protective cap device of flour-side plane wood working machine | |
| EP0409485B1 (en) | Door closer | |
| CN1536258A (en) | Handle for ball valve | |
| CN1369755A (en) | Pivot unit for eject keyboard | |
| CN2856650Y (en) | Handle positioning structure of ball valve | |
| CN214296290U (en) | Folding wrench and vehicle | |
| CN2324341Y (en) | Oblique wedge type butterfly valve | |
| CN2689661Y (en) | Hinge mechanisms |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |