CN102980002A - Angle-adjustable support frame - Google Patents
Angle-adjustable support frame Download PDFInfo
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- CN102980002A CN102980002A CN2011102619436A CN201110261943A CN102980002A CN 102980002 A CN102980002 A CN 102980002A CN 2011102619436 A CN2011102619436 A CN 2011102619436A CN 201110261943 A CN201110261943 A CN 201110261943A CN 102980002 A CN102980002 A CN 102980002A
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- supporting frame
- angle adjustable
- pivoting point
- angle
- bearing seat
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Abstract
The invention provides an angle-adjustable support frame which comprises a base seat, a support seat and a pivot mechanism, wherein the base seat comprises a bottom and a side wall, and a first pin-jointed point and a second pin-jointed point are arranged on the side wall. The pivot mechanism is connected between the base seat and the support seat and can be selected with three sections. When a first section is selected, the support seat is in a locking state; when a second section is selected, the support seat can do one-way rotation opposite to the base seat; and when the third section is selected, the support seat can do double-way rotation relative to the base seat. By adopting the angle-adjustable support frame, stable pivot actions can be achieved, in addition, angles can be adjusted according to requirements of users.
Description
Technical field
The invention relates to a kind of supporting frame, and particularly relevant for a kind of supporting frame of angle adjustable.
Background technique
There are in daily life many article all to use pivot, such as electronic equipments such as door, window, automobile-used wing mirror or notebook computer, electronic dictionary, PDA Personal Digital Assistant (PDA), mobile phones, all must reach with pivot the function of rotation or switch body.Pivot generally has rotating shaft and shim pack etc., and the torsion that produces of the gravity that utilizes friction between stator and rotor to offset body, to reach the effect of location in rotating distance.Therefore, the design of pivot is good and bad can affect Discussing Convenience and the reliability that the user operates said apparatus.For example, when the friction between stator and rotor was excessive, then the user comparatively required great effort when carrying out pivot action, and caused easily the pivot loss and shorten working life of pivot.Otherwise, if the friction between stator and rotor is too small, also will so that pivot presents loosening and can't reach effective location, and cause easily the article collision to be damaged because the application of force is improper.
On the other hand, if mismate between the member of pivot will produce reaction force between pivot process rotor and the stator, when causing the user to stop the application of force, body will be subject to the effect of reaction force and can't arrive exactly the location.
Summary of the invention
In view of above-mentioned problem, the object of the invention is to propose a kind of supporting frame of angle adjustable, it not only can reach stable pivotal action, can also adjust angle according to user's demand.
The invention provides a kind of supporting frame of angle adjustable, comprise pedestal, load bearing seat, and pivot, described pedestal comprises bottom and sidewall, and is provided with the first pivoting point and the second pivoting point at described sidewall, described pivot is connected between described pedestal and the described load bearing seat, and have the 3 stops selection, when selecting first paragraph, described load bearing seat is in the lock state; When selecting second segment, described load bearing seat can relatively described pedestal be done the rotation of single direction; When selecting the 3rd section, described load bearing seat can be done two-way rotation by relatively described pedestal.
In one embodiment of the invention, aforesaid pivot comprises runner, and cam, and bounding means, described runner are articulated in described the first pivoting point, contiguous described sidewall, and the edge of described runner has a plurality of dentation structures; Described cam is articulated in described the first pivoting point, can rotate relative to described sidewall and described runner, and described cam comprises body, protuberance and hook part, and wherein said hook part is to be extended and surrounded draw-in groove with described body by described body; Described bounding means is articulated in described the second pivoting point, and described bounding means has engaging piece and projection, and described projection is suitable for being buckled in this draw-in groove, and described engaging piece is suitable for that one of them is meshed with described these dentation structures.
In one embodiment of the invention, the supporting frame of aforesaid angle adjustable also comprises elastic element, is connected between the bottom of described cam and described pedestal.
In one embodiment of the invention, aforesaid elastic element comprises Compress Spring.
In one embodiment of the invention, the supporting frame of aforesaid angle adjustable also comprises torque spring, is disposed at described the second pivoting point to connect the bottom of described bounding means and described pedestal.
In one embodiment of the invention, aforesaid these dentation structures and described engaging piece comprise ratchet.
In one embodiment of the invention, aforesaid load bearing seat and described runner are one-body molded.
In one embodiment of the invention, when selecting first paragraph, described projection is buckled in the described draw-in groove, and described engaging piece and described these dentation structures one of them be meshed.
In one embodiment of the invention, when selecting second segment, described cam rotates the first angle take described the first pivoting point and makes described draw-in groove and the disengaging of described projection as the axle center, and described engaging piece still one of them is meshed with more described dentation structure.
In one embodiment of the invention, when selecting the 3rd section, described cam makes described protuberance and described projection offset when the second angle is rotated in the axle center take described the first pivoting point, and promote described bounding means and rotate take described the second pivoting point as the axle center so that described engaging piece and described these dentation structures one of them separate.
The supporting frame of angle adjustable of the present invention is meshed with the engaging piece of bounding means by the dentation structure of runner, and utilizes simultaneously cam to fix the position of limited part, further stably to lock the angle of inclination of load bearing seat.And, when carrying out the angular adjustment of load bearing seat, only need to apply active force at cam and make its rotation, itself and bounding means are broken away from, be beneficial to the rotation of runner.Hence one can see that, and pivot of the present invention is not only simple to operate, can also effectively improve the stability of the pivot movement of supporting frame.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above and other objects of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
Description of drawings
Fig. 1 is the schematic representation of the supporting frame of angle adjustable in one embodiment of the present of invention.
Fig. 2 is that the part of the pivot of Fig. 1 is amplified and part is disassembled schematic representation.
Fig. 3 A is the schematic representation that the supporting frame of angle adjustable in one embodiment of the present of invention is in the lock state.
Fig. 3 B is the schematic representation that the supporting frame of angle adjustable in one embodiment of the present of invention is in state that can unidirectional adjustment angle.
Fig. 3 C is the schematic representation that the supporting frame of angle adjustable in one embodiment of the present of invention is in state that can two-way adjustment angle.
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, embodiment, structure, feature and the effect thereof of the supporting frame of the angle adjustable that foundation the present invention is proposed are described in detail as follows.
Fig. 1 is the schematic representation of the supporting frame of angle adjustable in one embodiment of the present of invention.Please refer to Fig. 1, supporting frame 100 comprises pivot 200, pedestal 300 and load bearing seat 400.Pedestal 300 has sidewall 310 and bottom 320, and sidewall 310 has the first pivoting point 312 and the second pivoting point 314.Pivot 200 is to be connected between pedestal 300 and the load bearing seat 400, rotates relative to pedestal 300 in order to drive load bearing seat 400.And pin-joint mechanism 200 has 3 stops and selects.When selecting first paragraph, load bearing seat 400 is in the lock state; When selecting second segment, load bearing seat 400 relatively pedestal 300 is done the rotation of single direction; When selecting the 3rd section, load bearing seat 400 relatively pedestal 300 is done two-way rotation.Specifically, load bearing seat 400 is in order to bearing article.In the present embodiment, load bearing seat 400 for example is to carry the display device (not shown), that is to say, supporting frame 100 for example is the base for supporting of display device, but the present invention is not limited to this.In other embodiments of the invention, supporting frame 100 also can be the support of placing the reading rack of books and newspapers or being used for placing other article.
Fig. 2 is the enlarged diagram of the pivot of Fig. 1.Please be simultaneously with reference to Fig. 1 and Fig. 2, specifically, the pivot 200 of present embodiment comprises runner 210, cam 220 and bounding means 230.Runner 210 is first pivoting points 312 that are articulated in the sidewall 310 of pedestal 300, that is to say, runner 210 can rotate relative to the sidewall 310 of pedestal 300.And the edge of runner 210 has a plurality of dentation structures 212.In the present embodiment, these dentation structures 212 for example are to be distributed on the part circumference of runner 210, and it for example is the structure that is ratchet-like.In addition, runner 210 is to be connected in load bearing seat 400, rotates relative to pedestal 300 in order to drive load bearing seat 400.In the present embodiment, runner 210 for example is to make simultaneously in integrated mode with load bearing seat 400, but the present invention is not as limit.
Cam 220 is articulated in the first pivoting point 312 of the sidewall 310 of pedestal 300, thereby can rotate relative to sidewall 310 and the runner 210 of pedestal 300.Specifically, cam 220 comprises body 222, protuberance 224 and hook part 226, and wherein hook part 226 is to be extended and surrounded draw-in groove 228 with body 222 by body 222.Specifically, the cam 220 of present embodiment can also include switching arm 221, and it is to extend from body 222.When the user bestows active force to the switching arm 221 time, can make cam 220 rotate as the axle center take the first pivoting point 312.
In addition, the pivot 200 of present embodiment can also comprise elastic element 240, and it is 320 of bottoms that are connected in cam 220 and pedestal 300, in order to provide elastic force to cam 220, so that it when not being subjected to other active force, can return back to the home position after rotation.In the present embodiment, elastic element 240 for example is Compress Spring.
Bounding means 230 is second pivoting points 314 that are articulated in the sidewall 310 of pedestal 300, and have engaging piece 234 and a projection 236, wherein projection 236 is suitable for being buckled in the draw-in groove 228 of cam 220, and engaging piece 234 can be meshed with the dentation structure 212 on the runner 210.Specifically, the dentation structure of present embodiment 212 for example is ratchet with engaging piece 234, and when therefore not separating fully when only slightly having the gap between the two, but runner 210 relative limit spares 230 are done one-way rotation.
For making those of ordinary skills more understand the present invention, below will cooperate for embodiment the mode of operation of the supporting frame of graphic explanation angle adjustable of the present invention.
Fig. 3 A is the schematic representation that the supporting frame of angle adjustable in one embodiment of the present of invention is in complete lock state.Please refer to Fig. 3 A, when selecting the first paragraph of pin-joint mechanism, cam 220 is snapped in the projection 236 of bounding means 230 in its draw-in groove 228, and makes engaging piece 234 on the bounding means 230 be engaged in the dentation structure 212 of runner 210, and then locking runner 210, it can't be rotated.So, the fixing angle of inclination of load bearing seat 400.
Fig. 3 B is the schematic representation that the supporting frame of angle adjustable in one embodiment of the present of invention is in state that can unidirectional adjustment angle.Please refer to Fig. 3 B, adjust in the present embodiment the angle of inclination of load bearing seat 400 such as wish, then can select the second segment of pin-joint mechanism, namely bestow active force to the switching arm 221 of cam 220, make cam 220 be rotated counterclockwise the first angle θ 1 as the axle center take the first pivoting point 312, so that the projection 236 of bounding means 230 is from draw-in groove 228 interior disengagings.Because this moment, bounding means 230 can rotate by relative the second pivoting point 314, and because the dentation structure 212 of present embodiment is ratchet with engaging piece 234, so in the case, the direction rotation that runner 210 can be counterclockwise is adjusted the angle of inclination to drive load bearing seat 400.
In particular, when runner 210 rotated in a counter-clockwise direction, each dentation structure 212 can contact and bestow its active force with engaging piece 234 respectively, and makes bounding means 230 clockwise Small-angle Rotations.Can return back to the home position to limit the sense of rotation of runner 210 for after bounding means 230 is rotated, present embodiment for example is that torque spring 250 is arranged between bounding means 230 and the base bottom 320 again.One of them contacts and bestows its active force with engaging piece 234 when dentation structure 212, and when bounding means 230 is turned clockwise, torque spring 250 can be converted to elastic potential energy by the active force that it is suffered, and the dentation structure 212 of former and engaging piece 234 contacts with after engaging piece 234 separates and next dentation structure 212 contact to the engaging piece 234, elastic potential energy is converted to elastic force, so that bounding means 230 returns back to the home position.
Fig. 3 C is the schematic representation that the supporting frame of angle adjustable in one embodiment of the present of invention is in state that can two-way adjustment angle.Please refer to Fig. 3 C, further load bearing seat 400 is done two-way angular adjustment as wanting, then can select pin-joint mechanism the 3rd section, namely again bestow active force to the switching arm 221 of cam 220, make cam 220 be rotated counterclockwise the second angle θ 2 as the axle center take the first pivoting point 312, so that the protuberance 224 of cam 220 is butted on projection 236, and then promotes bounding means 230 and turn clockwise as the axle center take the second pivoting point 314, and engaging piece 234 and dentation structure 212 are broken away from each other fully.Wherein, the second angle θ 2 is greater than the first angle θ 1.At this moment, runner 210 can the first pivoting point 312 be the axle center Double-directional rotary namely, is adjusted to required angle to drive load bearing seat 400.
Shown in Fig. 3 C, when bounding means 230 is promoted by cam 220 and turns clockwise as the axle center take the second pivoting point 314, torque spring 250 can be converted to the elastic potential energy storage by the active force that it is suffered, and follow-up protuberance 224 when cam 220 is with after the projection 236 of bounding means 230 separates, and the elastic force that torque spring 250 discharges can make bounding means 230 return back to the home position.
In sum, the supporting frame of angle adjustable of the present invention is meshed with the engaging piece of bounding means by the dentation structure of runner, and utilizes simultaneously cam to fix the position of limited part, further stably to lock the angle of inclination of load bearing seat.And, when carrying out the angular adjustment of load bearing seat, only need to apply active force at cam and make its rotation, itself and bounding means are broken away from, be beneficial to the rotation of runner.Hence one can see that, and pivot of the present invention is not only simple to operate, more can effectively improve the stability of the pivot movement of supporting frame.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, 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 not break away from the technical solution of the present invention content, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (10)
1. the supporting frame of an angle adjustable, it is characterized in that, the supporting frame of described angle adjustable comprises pedestal, load bearing seat, and pivot, described pedestal comprises bottom and sidewall, and be provided with the first pivoting point and the second pivoting point at described sidewall, described pivot is connected between described pedestal and the described load bearing seat, and has the 3 stops selection, when selecting first paragraph, described load bearing seat is in the lock state; When selecting second segment, described load bearing seat can relatively described pedestal be done the rotation of single direction; When selecting the 3rd section, described load bearing seat can be done two-way rotation by relatively described pedestal.
2. the supporting frame of angle adjustable as claimed in claim 1, it is characterized in that: described pivot comprises runner, cam, and bounding means, described runner is articulated in described the first pivoting point, contiguous described sidewall, and the edge of described runner has a plurality of dentation structures; Described cam is articulated in described the first pivoting point, can rotate relative to described sidewall and described runner, and described cam comprises body, protuberance and hook part, and wherein said hook part is to be extended and surrounded draw-in groove with described body by described body; Described bounding means is articulated in described the second pivoting point, and described bounding means has engaging piece and projection, and described projection is suitable for being buckled in this draw-in groove, and described engaging piece is suitable for that one of them is meshed with described these dentation structures.
3. the supporting frame of angle adjustable as claimed in claim 2, it is characterized in that: the supporting frame of described angle adjustable also comprises elastic element, is connected between the bottom of described cam and described pedestal.
4. the supporting frame of angle adjustable as claimed in claim 3, it is characterized in that: described elastic element comprises Compress Spring.
5. the supporting frame of angle adjustable as claimed in claim 2, it is characterized in that: the supporting frame of described angle adjustable also comprises torque spring, is disposed at described the second pivoting point to connect the bottom of described bounding means and described pedestal.
6. the supporting frame of angle adjustable as claimed in claim 2, it is characterized in that: described these dentation structures and described engaging piece comprise ratchet.
7. the supporting frame of angle adjustable as claimed in claim 2, it is characterized in that: described load bearing seat and described runner are one-body molded.
8. the supporting frame of angle adjustable as claimed in claim 2 is characterized in that: when selecting first paragraph, described projection is buckled in the described draw-in groove, and described engaging piece and described these dentation structures one of them be meshed.
9. the supporting frame of angle adjustable as claimed in claim 2, it is characterized in that: when selecting second segment, described cam rotates the first angle take described the first pivoting point as the axle center break away from described draw-in groove and described projection, and described engaging piece still one of them is meshed with more described dentation structure.
10. the supporting frame of angle adjustable as claimed in claim 2, it is characterized in that: when selecting the 3rd section, described cam makes described protuberance and described projection offset when the second angle is rotated in the axle center take described the first pivoting point, and promote described bounding means and rotate take described the second pivoting point as the axle center so that described engaging piece and described these dentation structures one of them separate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110261943.6A CN102980002B (en) | 2011-09-06 | 2011-09-06 | Angle-adjustable support frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110261943.6A CN102980002B (en) | 2011-09-06 | 2011-09-06 | Angle-adjustable support frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102980002A true CN102980002A (en) | 2013-03-20 |
| CN102980002B CN102980002B (en) | 2015-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110261943.6A Active CN102980002B (en) | 2011-09-06 | 2011-09-06 | Angle-adjustable support frame |
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| Country | Link |
|---|---|
| CN (1) | CN102980002B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108626240A (en) * | 2017-03-17 | 2018-10-09 | 富泰华工业（深圳）有限公司 | Rotational structure and electronic device with the rotational structure |
| TWI649020B (en) * | 2017-09-15 | 2019-01-21 | 和碩聯合科技股份有限公司 | Electronic device and support structure thereof |
| CN109780390A (en) * | 2019-03-11 | 2019-05-21 | 金蝉科技（江苏）股份有限公司 | A kind of monitoring device for smart home being easily installed |
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| CN2615419Y (en) * | 2003-03-31 | 2004-05-12 | 厦门革新塑胶制品有限公司 | Multi-stage adjustable back regulator |
| US6988701B1 (en) * | 2004-08-05 | 2006-01-24 | I-Cheng Lin | Flag or post support device |
| CN201661594U (en) * | 2009-12-18 | 2010-12-01 | 陆合企业股份有限公司 | Double-screen pivot |
| CN201843896U (en) * | 2010-11-15 | 2011-05-25 | 吴江东 | Duplex-gear small-size multifunctional hinge |
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2011
- 2011-09-06 CN CN201110261943.6A patent/CN102980002B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2615419Y (en) * | 2003-03-31 | 2004-05-12 | 厦门革新塑胶制品有限公司 | Multi-stage adjustable back regulator |
| US6988701B1 (en) * | 2004-08-05 | 2006-01-24 | I-Cheng Lin | Flag or post support device |
| CN201661594U (en) * | 2009-12-18 | 2010-12-01 | 陆合企业股份有限公司 | Double-screen pivot |
| CN201843896U (en) * | 2010-11-15 | 2011-05-25 | 吴江东 | Duplex-gear small-size multifunctional hinge |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108626240A (en) * | 2017-03-17 | 2018-10-09 | 富泰华工业（深圳）有限公司 | Rotational structure and electronic device with the rotational structure |
| TWI649020B (en) * | 2017-09-15 | 2019-01-21 | 和碩聯合科技股份有限公司 | Electronic device and support structure thereof |
| CN109508068A (en) * | 2017-09-15 | 2019-03-22 | 和硕联合科技股份有限公司 | Electronic device and supporting structure thereof |
| CN109508068B (en) * | 2017-09-15 | 2021-07-02 | 和硕联合科技股份有限公司 | Electronic device and supporting structure thereof |
| CN109780390A (en) * | 2019-03-11 | 2019-05-21 | 金蝉科技（江苏）股份有限公司 | A kind of monitoring device for smart home being easily installed |
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| Publication number | Publication date |
|---|---|
| CN102980002B (en) | 2015-04-01 |
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