CN2430566Y - Improved structure for rotary shaft - Google Patents
Improved structure for rotary shaft Download PDFInfo
- Publication number
- CN2430566Y CN2430566Y CN 00243825 CN00243825U CN2430566Y CN 2430566 Y CN2430566 Y CN 2430566Y CN 00243825 CN00243825 CN 00243825 CN 00243825 U CN00243825 U CN 00243825U CN 2430566 Y CN2430566 Y CN 2430566Y
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- China
- Prior art keywords
- hole
- post
- expanding piece
- rotating shaft
- established
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- Expired - Fee Related
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Abstract
The utility model refers to an improved structure for a rotary shaft. The utility model comprises a movable shaft, a fixing shaft and an expanding piece, wherein a rod ring is convexly arranged about in a center section; one side of the rod ring is provided with an extending part, and the other side is extended with a shaft post; the rod ring is provided with a post hole on the center and is provided with a cutting groove in a horizontal direction; at least one shaft ring which is shorter than the rod ring and one section of a drop height part are arranged on the surface of the shaft post; the fixing shaft is a frame body, an extending part is arranged on one side of the fixing shaft, and the other side is extended with a shaft barrel in which a shaft hole is arranged. The expanding piece is an article in a fixing shape, and the diameter of the expanding piece is larger than that of the post hole. The expanding piece is inserted into the shaft hole to be positioned by the shaft post, and the expanding piece is arranged in the post hole to extrude and push the post hole, and the forcing degree of the shaft ring and the shaft hole is adjusted.
Description
The utility model is a kind of structure-improved of rotating shaft, refers to a movable axis especially by radial dilatation, makes the rotating shaft of the stationary axle formation radial friction of socket with it.
Consumption electronic products by general tool flip, such as portable computer, e-dictionary and portable type video-audio playing device ... Deng, on the whole be that main part is placed Lower Half, and the cap of the mat rotating shaft and the first half link, make cover body part with respect to main part, for it folding.Therefore, rotating shaft also is a big factor of the quality of decision the said goods.In fact, good rotating shaft except that the stagnation effect of indispensability, need make its not reason repeatable operation and produce lax.
By and large, the friction-produced mode of rotating shaft can generally be divided into two kinds, one is a series type, that is so-called axial rub, be an example such as the 5th, 190, No. 391 patent cases of the U.S. (corresponding to the novel No. 73784 patent case in Taiwan), only this axial rub is not the mode that the utility model adopts, so do not intend giving unnecessary details.Another kind then is a socket joint type, that is so-called radial friction, is significant example such as the 5th, 632, No. 066 patent case of the U.S. (corresponding to the novel No. 111911 patent case in Taiwan).Socket joint type rotating shaft as unique is for obtaining desired stagnation locating effect, so precision requirement is very high, that is its male connector (male connectingmember) and female connector (female connecting member) are with the metal of easy grinding and cutting for it, so that on female connector, form an axis hole, and the jack-post central horizontal of male connector is to establishing a grooving, so that provide jack-post to fit normal elasticity, so that after embedding axis hole, promptly produce friction torque between this jack-post and axis hole.In the future, promptly because of the abrasion of jack-post and axis hole, and the generation relaxation phenomenon really is a fly in the ointment when using one section in the socket joint type rotating shaft of only commonly using.
In view of this, the utility model claimant this in the experience of being engaged in consumption electronic products rotating shaft design and production and marketing for many years, phase can overcome many disappearances of commonly using the socket joint type rotating shaft, through experiment and test repeatedly, and then develops and " structure-improved of rotating shaft " of the present utility model.
The purpose of this utility model is, a kind of structure-improved of rotating shaft is provided, and it has good stagnation effect, and can not produce lax phenomenon through repeatable operation.
The structure-improved of a kind of rotating shaft of the utility model is characterized in that, it comprises:
One movable axis, it is a body of rod, the prominent burr of establishing in its rough stage casing, this burr one side is established an extending portion and is linked for cap or main part with article, side is then extended a jack-post in addition, its central authorities open a post hole, and level is to establishing a grooving, and this jack-post surface is respectively provided to the few one section height axle collar and at least one section fall-part less than burr in addition;
One stationary axle is a support body, and the one side is established an extension part and linked for main part or cover body part with article, and side is then extended a beam barrel in addition, establishes the axis hole of a undersized in the axle collar in it;
One expanding piece is the solid that a diameter is slightly larger than the post hole;
Location in the mat jack-post embedding axis hole makes the axle collar push against axis hole, and with the distortion of grooving slightly compressed, this expanding piece is placed in the post hole again, make the post hole be subjected to pushing the also elastic reaction of mat grooving, and then the packing degree of the adjustment axle collar and axis hole forms.
Wherein the recess of this fall-part is the coating lubricant grease.
Wherein the opening end in this post hole is established a trumpet-shaped cone shape hole, and expanding piece be to should establishing a tapered collar by cone shape hole, and side extending one diameter is equal to the mast in post hole; When this expanding piece of mat embeds in the post hole, make tapered collar push cone shape hole, axle collar expansion now and and then packing axis hole.
Wherein the cone shape hole in this post hole is inwardly established a sector hole line, and the mast of expanding piece then is oppositely arranged the bar line, and the tapered collar side direction of expanding piece is established an access slot in addition, and this access slot combines the back and rotates it with instrument, whole expanding piece is screwed together in the post hole.
Wherein this post hole is a straight hole, and it is to be slightly larger than the post hole with a diameter, and the surperficial chimeric binding of expanding piece of opening the spring pin shape of a dissected valley, makes axle collar expansion and and then packing axis hole.
Wherein this post hole is the hole of a long taper, and it is to consolidate mode with the expanding piece of a tool tapering with chimeric or spiral shell to link, and makes axle collar expansion and and then packing axis hole.
Wherein the burr periphery is dashed forward and is established a blocked part, and axis hole one side is then extended one and ended portion, and it can form interference effect to the blocked part, and is the rotating limit.
The structure-improved of a kind of rotating shaft of the utility model is characterized in that, it comprises:
One movable axis is a body of rod, and the one end is established a burr, and this burr side direction is opened an annular distance, and other end is then established an extending portion and linked for cover body part or main part with article;
One pipe spring spare is a step shape body, and the one end is to embed annular distance and fixing, and this pipe spring spare surface is respectively provided to few one section slightly larger in diameter in pipe ring and at least one section fall-part of axis hole, and other manages spring spare surface and opens the one tube seat, and is central then establish the perforation of a perforation;
One stationary axle is a support body, and the one side is established an extension part and linked for main part or cover body part with article, and side is then extended a beam barrel in addition, establishes the axis hole of a undersized in pipe ring in it;
One expanding piece is the solid that a diameter is slightly larger than the post hole;
Location in the mat pipe spring spare embedding axis hole makes pipe ring push against axis hole, and with the distortion of tube seat slightly compressed, this expanding piece is placed in the post hole again, make the post hole be subjected to pushing the also elastic reaction of mat tube seat, and then the packing degree of adjustment pipe ring and axis hole forms.
Wherein the recess of this fall-part is the coating lubricant grease.
Wherein the opening end in this post hole is established a trumpet-shaped cone shape hole, and expanding piece be to should establishing a tapered collar by cone shape hole, and side extending one diameter is equal to the mast in post hole; When this expanding piece of mat embeds in the post hole, make tapered collar push cone shape hole, and make axle collar expansion and and then packing axis hole.
Wherein the cone shape hole in this post hole is inwardly established a sector hole line, and the mast of expanding piece then is oppositely arranged the bar line, and the tapered collar side direction of expanding piece is established an access slot in addition, and this access slot combines the back and rotates it with instrument, whole expanding piece is screwed together in the post hole.
Wherein this post hole is a straight hole, and it is to be slightly larger than the post hole with a diameter, and the surperficial chimeric binding of expanding piece of opening the spring pin shape of a dissected valley, makes axle collar expansion and and then packing axis hole.
Wherein this post hole is the hole of a long taper, and it is to consolidate mode with the expanding piece of a tool tapering with chimeric or spiral shell to link, and makes axle collar expansion and and then packing axis hole.
Wherein the burr periphery is dashed forward and is established a blocked part, and axis hole one side is then extended one and ended portion, and it can form interference effect to the blocked part, and is the rotating limit.
Be further to disclose concrete technology contents of the present utility model, at first see also graphic, wherein:
Fig. 1 is the three-dimensional exploded view of the utility model rotating shaft;
Fig. 2 is the sectional drawing of Fig. 1 group after upright;
Fig. 3 is another embodiment's of the utility model expanding piece a stereogram;
Fig. 4 is an embodiment the stereogram again of the utility model expanding piece;
Fig. 5 is another embodiment's of the utility model a three-dimensional exploded view;
Fig. 6 is the sectional drawing of Fig. 5 group after upright.
As shown in Figures 1 to 4, basically, rotating shaft of the present utility model is combined by a movable axis 1, one stationary axle 2 and an expanding piece 3.
Wherein, movable axis 1 is a body of rod, and its rough middle section position is established a burr 11, these burr 11 1 sides establish an extending portion 12 for the cover body part of article, link such as display screens.This burr 11 side in addition then extends a jack-post 13, and its central authorities open a post hole 131, and level is to opening a grooving 132.In addition, these jack-post 13 surfaces are respectively provided to the few one section height axle collar 133 and at least one section fall-part 134 less than burr 11.The recess of this fall-part 134 must be coated with lubricant grease, when the axle collar 133 is rotated in stationary axle 2, can reduce abrasion and eliminate different sound.
Moreover, when implement in this post hole 131, be to establish a trumpet-shaped cone shape hole 135 at its opening end, itself and the sector hole line 136 that extends internally.Perhaps, this post hole 131 is a straight hole.Even this post hole 131 is a long taper hole.
And be to make the utility model tool raise the position structure of angle, so burr 11 must form a blocked part 112 according to requirement of client after excessively cutting.In addition axis hole 221 outsides are then prominent establishes one and ends portion 222, and it forms interference effect with blocked part 112 when the revolution, and is the limit of movable axis 1 when turning round.
Expanding piece 3 is to be a solid, and it mainly is to insert in the post hole 131, makes post hole 131 be subjected to that expanding piece 3 is pushed and the elastic reaction of grooving 132, and then makes the axle collar 133 push against axis hole 221 more, so that form preferable stagnation locating effect.
When this expanding piece 3 was implemented, the one end was established a tapered collar 31 corresponding to cone shape hole 135 positions, and end is established a mast 32 corresponding to 131 in post hole in addition.When this expanding piece 3 was inserted in the post hole 131 by cone shape hole 135, its tapered collar 31 can make this axle collar 133 push against axis hole 221 gradually, so that use the adjustment friction torque along cone shape hole 135 displacements.In addition, for increasing the binding effect of expanding piece 3 and jack-post 13, so establish one section bar line 321 on the mast 32, it is to screw togather with hole line 136, so that after instrument inserted the access slot 311 that tapered collar 31 side direction open, rotation expanding piece 3 was even bar line 321 is along 136 displacements of hole line, tapered collar 31 makes the axle collar 133 push against axis hole 221 more then along cone shape hole 135 displacements.
See also Fig. 3, when this expanding piece 3 was implemented, it must be slightly larger than post hole 131 and the surperficial spring pin of opening a dissected valley 33 for a diameter.In this spring pin embeds post hole 131, can make the axle collar 133 expansions, make the axle collar 133 and axis hole 221 form preferable friction law.
Please consult Fig. 4 again, when this expanding piece 3 was implemented, it must be a tapering pin.When this tapering pin embeds or be screwed together in the post hole 131 of long taper, can make the axle collar 133 expansions, and make the axle collar 133 and axis hole 221 form preferable friction law.
Read to consult Fig. 5 to Fig. 6, the those shown is another embodiment of the utility model rotating shaft, and wherein, stationary axle 2 is all identical with aforesaid embodiment with each embodiment of expanding piece 3, does not intend giving unnecessary details at this.Wherein, movable part 1 one distal process are established a burr 11, and its side direction opens an annular distance 111, so as with a pipe spring spare 4 chimeric bindings.Movable part 1 in addition end then establish an extending portion 12 for the cover body part of article, link such as display screens.
As previously mentioned, the prominent blocked part 112 of establishing of these burr 11 outer rims.In addition axis hole 221 outsides are then prominent establishes one and ends portion 222, and it is and blocked part 112 forms interference effect when revolution, and the limit when being movable axis 1 revolution.
This pipe spring spare 4 is the body of a step shape, the one side is the pipe ring 41 of at least one section slightly larger in diameter in axis hole 221, the recess of at least one section fall-part of side 42 then is coated with lubricant grease in addition, when pipe ring 41 is rotated in axis hole 221, can reduce abrasion and eliminate different sound.In addition, a tube seat 43 is opened on these pipe spring spare 4 surfaces, and is central then establish a perforation 44 that connects.Wherein, when this perforation 44 is implemented, be to establish a trumpet-shaped cone shape hole 441 at its opening end so that with the expanding piece 3 chimeric bindings of tool one tapered collar 31 and mast 32 as described above, the elasticity of adjustable homogeneous tube ring 41 packing axis holes 221.Certainly, this cone shape hole 441 is inwardly established a sector hole line 442, and mast 32 is established one section bar line 321 relatively, is able to the locking mode in order to expanding piece 3 and is connected with pipe spring spare 4.
In addition, this perforation 44 must be a straight hole, so that be slightly larger than the expanding piece 3 chimeric bindings of the spring pin shape of perforation 44 and tool one dissected valley 33 with size as shown in Figure 3.Perhaps, this perforation 44 also must be the hole of a long taper, so that combine with chimeric or screw-in version with the expanding piece 3 of as shown in Figure 4 tool tapering.
Via enforcement of the present utility model, but the width of its mat axle collar 133 or pipe ring 41 determines the friction area of itself and axis hole 221, and uses the change friction torque.In addition, the fall- part 134,42 of jack-post 13 and pipe spring spare 4 can be stored lubricant grease, so that use outside the abrasion of take in sail part 1 and fixed block 2 both rubbing surfaces, and can effectively eliminate different sound.Into person is arranged especially, by the multiple embodiments of expanding piece 3, the perforation 44 of the post hole 131 of itself and jack-post 13 and pipe spring spare 4 is linked after, can make jack-post 13 and 4 expansions of pipe spring spare, and then the elasticity of the adjustment axle collar 133 or pipe ring 41 packing axis holes 221, really be a ware big good structure not seen before.
The utility model those disclosed herein are a kind of of preferred embodiment, and patent right category of the present utility model is not all taken off in Ju Bu change or modification and come from technological thought of the present utility model and be easy to the person of knowing by inference by the people who has the knack of this skill such as.
To sum up institute is old, and no matter the utility model is showing it totally different in known technical characteristics with regard to purpose, means and effect, and it is at first created and closes in practicality, is also meeting novel patent requirement, earnestly asks your juror and perceives, and pray and vouchsafe patent early, so that Jiahui society, the true feeling moral is just.
Claims (14)
1. the structure-improved of a rotating shaft is characterized in that, it comprises:
One movable axis, it is a body of rod, the prominent burr of establishing in its rough stage casing, this burr one side is established an extending portion and is linked for cap or main part with article, side is then extended a jack-post in addition, its central authorities open a post hole, and level is to establishing a grooving, and this jack-post surface is respectively provided to the few one section height axle collar and at least one section fall-part less than burr in addition;
One stationary axle is a support body, and the one side is established an extension part and linked for main part or cover body part with article, and side is then extended a beam barrel in addition, establishes the axis hole of a undersized in the axle collar in it;
One expanding piece is the solid that a diameter is slightly larger than the post hole;
Location in the mat jack-post embedding axis hole makes the axle collar push against axis hole, and with the distortion of grooving slightly compressed, this expanding piece is placed in the post hole again, make the post hole be subjected to pushing the also elastic reaction of mat grooving, and then the packing degree of the adjustment axle collar and axis hole forms.
2. the structure-improved of rotating shaft according to claim 1 is characterized in that, wherein the recess of this fall-part is the coating lubricant grease.
3. the structure-improved of rotating shaft according to claim 1 is characterized in that, wherein the opening end in this post hole is established a trumpet-shaped cone shape hole, and expanding piece be to should establishing a tapered collar by cone shape hole, and side extending one diameter is equal to the mast in post hole; When this expanding piece of mat embeds in the post hole, make tapered collar push cone shape hole, axle collar expansion now and and then packing axis hole.
4. the structure-improved of rotating shaft according to claim 3, it is characterized in that, wherein the cone shape hole in this post hole is inwardly established a sector hole line, the mast of expanding piece then is oppositely arranged the bar line, the tapered collar side direction of expanding piece is established an access slot in addition, this access slot combines the back and rotates it with instrument, whole expanding piece is screwed together in the post hole.
5. the structure-improved of rotating shaft according to claim 1, it is characterized in that wherein this post hole is a straight hole, it is to be slightly larger than the post hole with a diameter, and the chimeric binding of expanding piece of the spring pin shape of a dissected valley is opened on the surface, makes axle collar expansion and and then packing axis hole.
6. the structure-improved of rotating shaft according to claim 1 is characterized in that, wherein this post hole is the hole of a long taper, and it is to consolidate mode with the expanding piece of a tool tapering with chimeric or spiral shell to link, and makes axle collar expansion and and then packing axis hole.
7. the structure-improved of rotating shaft according to claim 1 is characterized in that, wherein the burr periphery is dashed forward and established a blocked part, and axis hole one side is then extended one and ended portion, and it can form interference effect to the blocked part, and is the rotating limit.
8. the structure-improved of a rotating shaft is characterized in that, it comprises:
One movable axis is a body of rod, and the one end is established a burr, and this burr side direction is opened an annular distance, and other end is then established an extending portion and linked for cover body part or main part with article;
One pipe spring spare is a step shape body, and the one end is to embed annular distance and fixing, and this pipe spring spare surface is respectively provided to few one section slightly larger in diameter in pipe ring and at least one section fall-part of axis hole, and other manages spring spare surface and opens the one tube seat, and is central then establish the perforation of a perforation;
One stationary axle is a support body, and the one side is established an extension part and linked for main part or cover body part with article, and side is then extended a beam barrel in addition, establishes the axis hole of a undersized in pipe ring in it;
One expanding piece is the solid that a diameter is slightly larger than the post hole;
Location in the mat pipe spring spare embedding axis hole makes pipe ring push against axis hole, and with the distortion of tube seat slightly compressed, this expanding piece is placed in the post hole again, make the post hole be subjected to pushing the also elastic reaction of mat tube seat, and then the packing degree of adjustment pipe ring and axis hole forms.
9. the structure-improved of rotating shaft according to claim 8 is characterized in that, wherein the recess of this fall-part is the coating lubricant grease.
10. the structure-improved of rotating shaft according to claim 8 is characterized in that, wherein the opening end in this post hole is established a trumpet-shaped cone shape hole, and expanding piece be to should establishing a tapered collar by cone shape hole, and side extending one diameter is equal to the mast in post hole; When this expanding piece of mat embeds in the post hole, make tapered collar push cone shape hole, and make axle collar expansion and and then packing axis hole.
11. the structure-improved of rotating shaft according to claim 10, it is characterized in that, wherein the cone shape hole in this post hole is inwardly established a sector hole line, the mast of expanding piece then is oppositely arranged the bar line, the tapered collar side direction of expanding piece is established an access slot in addition, this access slot combines the back and rotates it with instrument, whole expanding piece is screwed together in the post hole.
12. the structure-improved of rotating shaft according to claim 8, it is characterized in that wherein this post hole is a straight hole, it is to be slightly larger than the post hole with a diameter, and the chimeric binding of expanding piece of the spring pin shape of a dissected valley is opened on the surface, makes axle collar expansion and and then packing axis hole.
13. the structure-improved of rotating shaft according to claim 8 is characterized in that, wherein this post hole is the hole of a long taper, and it is to consolidate mode with the expanding piece of a tool tapering with chimeric or spiral shell to link, and makes axle collar expansion and and then packing axis hole.
14. the structure-improved of rotating shaft according to claim 8 is characterized in that, wherein the burr periphery is dashed forward and is established a blocked part, and axis hole one side is then extended one and ended portion, and it can form interference effect to the blocked part, and is the rotating limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00243825 CN2430566Y (en) | 2000-07-25 | 2000-07-25 | Improved structure for rotary shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00243825 CN2430566Y (en) | 2000-07-25 | 2000-07-25 | Improved structure for rotary shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2430566Y true CN2430566Y (en) | 2001-05-16 |
Family
ID=33603634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00243825 Expired - Fee Related CN2430566Y (en) | 2000-07-25 | 2000-07-25 | Improved structure for rotary shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2430566Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101476590B (en) * | 2008-01-03 | 2011-03-30 | 兆利科技工业股份有限公司 | Twin-axle type pivot structure |
| CN103322020A (en) * | 2013-06-18 | 2013-09-25 | 苏州市吴中区欣鑫开关配件厂 | Bushing applied to connecting rod |
| CN111473041A (en) * | 2019-01-23 | 2020-07-31 | 宏碁股份有限公司 | Electronic device and hinge mechanism thereof |
| US10990137B2 (en) | 2019-01-08 | 2021-04-27 | Acer Incorporated | Electronic device and hinge mechanism of the same |
| TWI800321B (en) * | 2022-02-22 | 2023-04-21 | 緯創資通股份有限公司 | Electronic device, rotating module and pivot structure |
-
2000
- 2000-07-25 CN CN 00243825 patent/CN2430566Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101476590B (en) * | 2008-01-03 | 2011-03-30 | 兆利科技工业股份有限公司 | Twin-axle type pivot structure |
| CN103322020A (en) * | 2013-06-18 | 2013-09-25 | 苏州市吴中区欣鑫开关配件厂 | Bushing applied to connecting rod |
| US10990137B2 (en) | 2019-01-08 | 2021-04-27 | Acer Incorporated | Electronic device and hinge mechanism of the same |
| CN111473041A (en) * | 2019-01-23 | 2020-07-31 | 宏碁股份有限公司 | Electronic device and hinge mechanism thereof |
| CN111473041B (en) * | 2019-01-23 | 2022-01-04 | 宏碁股份有限公司 | Electronic device and hinge mechanism thereof |
| TWI800321B (en) * | 2022-02-22 | 2023-04-21 | 緯創資通股份有限公司 | Electronic device, rotating module and pivot structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHAOLI TECHNOLOGY INDUSTRY CO., LTD. Free format text: FORMER OWNER: XINJI INDUSTRIAL CO., LTD. Effective date: 20050318 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20050318 Address after: Xinzhuang District, Xinzhuang County, Taiwan Province, five industry zone five, No. five, No. 13, No. Patentee after: Jarllytec Co., Ltd. Address before: Lane 14, No. 263, lane two, Wenhua Road, Banqiao County, Taiwan, Taipei province 4 Patentee before: Xinji Industrial Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20010516 Termination date: 20090725 |