CN101335053B - Lifting supporting structure and display apparatus applying the same - Google Patents
Lifting supporting structure and display apparatus applying the same Download PDFInfo
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- CN101335053B CN101335053B CN2007101260186A CN200710126018A CN101335053B CN 101335053 B CN101335053 B CN 101335053B CN 2007101260186 A CN2007101260186 A CN 2007101260186A CN 200710126018 A CN200710126018 A CN 200710126018A CN 101335053 B CN101335053 B CN 101335053B
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- spiral arm
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- display device
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Abstract
The invention relates to a structural support for ascending and descending and a display unit adopting thereof. The lift structural support comprises a supporting pedestal, a first cantilever, a second cantilever, an elastic part and a gear set. The supporting pedestal comprises a vertical part and is provided with a first gear part. The first cantilever is pin-joined with the vertical part; the second cantilever is provided with a second gear part and pin-joined with the first cantilever; the display unit can be mounted on the second cantilever. The gear set is arranged on the first cantilever and is meshed with the first gear part and the second gear part simultaneously. The elastic part provides elastic force to the second cantilever to support the display unit. When the second cantilever bears the force to move, the second gear part drives the gear set to rotate, thus leading the first cantilever rotates correspondingly to the first gear part so as to control the ascending and descending of the display unit.
Description
Technical field
The present invention relates to a kind of lifting support structure and use its display device, particularly a kind of device that uses spiral arm to make the display screen lifting.
Background technology
Though be now electronic products such as televisor or flat-panel screens in use, the supporting seat setting of can arranging in pairs or groups mostly.These supporting seats also more or less have the function of adjusting height and rotational angle, to satisfy user's demand except being used for supporting these electronic products.Lifting support structure with at present general LCD screen is an example, and it normally realizes the elevating function of screen own by the design that displacement relative between two assemblies or assembly are done rotation with respect to ad-hoc location.
Please refer to Fig. 1, it is traditional liftable display device synoptic diagram.Liftable display device 100 comprises display screen 110, supporting seat 130 and revolving part 150.Revolving part 150 1 ends connect display screen 110, and the other end then connects supporting seat 130.The adjustment of display screen 110 height is that an end 150a by revolving part 150 is around supporting seat 130 rotations.When the user need adjust display screen 110 to lower position (as the primary importance M01 of display screen) or higher position (as the second place M02 of display screen 110), it depends on the spiral arm length and the anglec of rotation of revolving part 150.
Summary of the invention
The present invention relates to a kind of lifting support structure and the display device of using it, it utilizes spiral arm and gear assembly to improve the problem that the display screen center of gravity moves, and can save the volume of the weight and the display device of supporting seat, and then with light and handyization of product and reduction product occupation space.
The invention provides a kind of lifting support structure that is applied to display screen.Lifting support structure comprises supporting seat, first spiral arm, second spiral arm, elastic and gear assembly.Supporting seat has the erection part and the first tooth spare, and the first tooth spare is arranged at erection part.First spiral arm is articulated in erection part.Second spiral arm has the second tooth spare and articulates with first end of first spiral arm, and display screen can be set up on second spiral arm.Elastic is arranged between the supporting seat and second spiral arm, and elastic provides elastic force to the second spiral arm with the supporting display screen curtain.Gear assembly is articulated on first spiral arm, and intermeshes with the first tooth spare and the second tooth spare simultaneously.When second spiral arm stressed when mobile, the rotation of the second tooth spare driven gear assembly, gear assembly and then first spiral arm is rotated with respect to the first tooth spare is with the lifting of control display screen curtain.
The present invention also provides a kind of liftable display device, comprises display screen, jacking gear and elastic.Jacking gear comprises supporting seat, first spiral arm, second spiral arm and gear assembly.Supporting seat has the erection part and the first tooth spare, and the first tooth spare is arranged at erection part.First spiral arm is articulated in erection part.Second spiral arm has the second tooth spare and articulates with first end of first spiral arm, and display screen can be set up on second spiral arm.Gear assembly is articulated in first spiral arm, and intermeshes with the first tooth spare and the second tooth spare simultaneously.Elastic is arranged between the supporting seat and second spiral arm, and elastic provides elastic force to the second spiral arm with the supporting display screen curtain.When second spiral arm stressed when mobile, the rotation of the second tooth spare driven gear assembly, gear assembly and then first spiral arm is rotated with respect to the first tooth spare is with the lifting of control display screen curtain.
The present invention also provides a kind of liftable display device, and wherein erection part has second end, and the first tooth spare is articulated in second end with first spiral arm.
The present invention also provides a kind of liftable display device, and wherein the distance of first end to the second end equals the distance of first end to display screen in fact.
The present invention also provides a kind of liftable display device, and wherein the pitch diameter of the first tooth spare is essentially the twice of the second tooth spare pitch diameter.
The present invention also provides a kind of liftable display device, and wherein the first tooth spare is a gear, and gear is fixed in erection part.
The present invention also provides a kind of liftable display device, and wherein the second tooth spare is a gear, and gear is fixed in second spiral arm.
The present invention also provides a kind of liftable display device, and wherein elastic comprises:
First torque spring, an end is fixed on the supporting seat, and the other end of first torque spring is fixed on first spiral arm; And
Second torque spring, an end are fixed on first spiral arm, and the other end of second torque spring is fixed on second spiral arm.
The present invention also provides a kind of liftable display device, and wherein gear assembly comprises a plurality of gears.
The present invention also provides a kind of liftable display device, and wherein the number of these gears is an odd number.
The present invention also provides a kind of liftable display device, also comprises:
Pintle assembly is arranged between the display screen and second spiral arm, with so that display screen rotate up at twin shaft.
For foregoing of the present invention can be become apparent, a preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below:
Description of drawings
Fig. 1 is traditional liftable display device synoptic diagram.
Fig. 2 is the stereographic map of liftable display device according to the preferred embodiment of the invention.
Fig. 3 is the partial schematic diagram of Fig. 2 liftable display device.
Fig. 4 is the relative synoptic diagram of Fig. 2 display device lifting.
Embodiment
Please refer to Fig. 2, it is the stereographic map of liftable display device according to the preferred embodiment of the invention.Liftable display device 200 comprises display screen 210, jacking gear 220 and elastic.Jacking gear 220 comprises supporting seat 230, first spiral arm 250, second spiral arm 270 and gear assembly 290.Supporting seat 230 has erection part 231 and the first tooth spare, 232, the first tooth spares 232 are arranged at erection part 231.First spiral arm 250 is articulated in erection part 231.Second spiral arm 270 has the second tooth spare 271 and articulates with the first end 250a of first spiral arm 250, and display screen 210 can be set up on second spiral arm 270.Gear assembly 290 is articulated in first spiral arm 250, and intermeshes with the first tooth spare 232 and the second tooth spare 271 simultaneously.Elastic is arranged between the supporting seat 230 and second spiral arm 270, and elastic provides elastic force to the second spiral arm 270 with supporting display screen curtain 210.At this, comprise that with elastic two torque springs 241,242 illustrate.When second spiral arm 270 stressed when mobile, 290 rotations of the second tooth spare, 271 driven gear assemblies, gear assembly 290 and then make first spiral arm 250 with respect to 232 rotations of the first tooth spare, with 210 liftings of control display screen curtain.
Furthermore, please refer to Fig. 3, it is the partial schematic diagram of Fig. 2 liftable display device.The first tooth spare 232 preferably first gear is fixed in the end points 231a of erection part 231.The second tooth spare 271 preferably second gear is fixed in second spiral arm 270.The two ends of first spiral arm 250 are articulated in the erection part 231 and second spiral arm 270 respectively.In two torque springs 241,242 of elastic, torque spring 241 connects the erection part 231 and first spiral arm 250, and torque spring 242 connects first spiral arm 250 and second spiral arm 270 (the please refer to Fig. 2) torque spring 241 can provide elastic force to the first spiral arm 250, and 242 of torque springs provide elastic force to the second spiral arm 270 with supporting display screen curtain 210.Display screen 210 have center of gravity 210 ', supporting seat 230 has center extension line x.Liftable display device 200 comprises that also pivot 211 connects the display screen 210 and second spiral arm 270.Pivot 211 can make display screen 210 along center of gravity 210 ' rotation, and display screen 210 is rotated along center extension line x.The user can requiredly adjust to suitable angle according to it with display screen 210 by pivot 211.
First spiral arm 250 has first angle theta, 1, the first spiral arm 250 with transverse axis y and second spiral arm 270 has second angle theta 2.Gear assembly 290 (please refer to Fig. 2) is made up of the odd number gear, and present embodiment uses three gears 291,292, and 293 illustrates.Gear 291,292,293 can be articulated on first spiral arm 250, its middle gear 291 and 232 engagements of the first tooth spare, and gear 293 and 271 engagements of the second tooth spare.Preferably, the distance of end points 231a to the first end 250a equals the distance of the first end 250a to pivot 211 in fact, and the pitch diameter of the first tooth spare 232 is essentially the twice of the second tooth spare, 271 pitch diameters.Thus, when second spiral arm 270 when sense of rotation z rotates, the second tooth spare 271 can rotate by driven gears 293.Gear 293 driven gears 292,291 rotate, and its middle gear 291 has identical sense of rotation with gear 293,232 rotations of 291 pairs first tooth spares of gear.Make the 250 relative transverse axis y rotations of first spiral arm to change first angle theta 1.The variable quantity of second angle theta 2 is essentially the twice of first angle theta, 1 variable quantity by above-mentioned association, to cause display screen 210 oscilaltion point-blank.
Please refer to Fig. 4, it is the relative synoptic diagram of Fig. 2 display device lifting.Second spiral arm 270 is positioned at the first spiral arm position P10, the center of gravity 210 of display screen 210 ' the be positioned at first centre of gravity place P20.When second spiral arm 270 rotates to the second spiral arm position P11, center of gravity 210 ' move to the second centre of gravity place P21 along direction D.As shown in Figure 4, direction D is parallel with center extension line x in fact.No matter display screen 210 its centers of gravity 210 ' at the first centre of gravity place P20 or be the second centre of gravity place P21 all are maintained fixed arm of force H10 with center extension line x.X is very short for arm of force H10 distance center extension line, and arm of force H10 is essentially the length of pivot 211.Liftable display device 200 also can be by each component design variation or be that adjusted size makes arm of force H10 be reduced into zero., will increase arm of force size and compare with the problem of moment as long as change display screen 110 (see figure 1) positions with traditionally, the supporting seat 230 of present embodiment need not increase extra weight with steady display screen 210.In addition, when first angle theta 1 is essentially zero (please refer to Fig. 3), liftable display device 200 has less space, also is beneficial to user's operation and carries.
Though the elastic of present embodiment uses two torque springs 241,242 to connect erection part 231 and first spiral arm 250 and first spiral arm 250 and second spiral arm 270 (as shown in Figure 2), yet, can understand technology of the present invention the ordinary technical staff in the technical field of the invention and be not limited thereto.Elastic also can be a compression spring, and this compression spring is arranged between the supporting seat 230 and second spiral arm 270, in order to provide elastic force to second spiral arm 270 with supporting display screen curtain 210.In addition, also can set up in addition half one of another group spiral arm, make it to be symmetrical in first spiral arm 250, second spiral arm 270 in center extension line x.
In sum, any so long as utilize spiral arm and elastic parts supporting display screen curtain 210, and use gear assembly or its distortion to reach the center of gravity 210 that makes display screen 210 ' can move down along the center of gravity extension line x of approximate supporting seat 230 is online always, all be covered by in the category of the present invention.
The above-mentioned liftable display device disclosed according to the above embodiment of the present invention used two spiral arms and collocation gear set that display screen is moved with the distance near supporting seat center extension line, and utilized spring that resilient support display screen weight is provided.When carrying and pack, display screen is adjusted to extreme lower position, make the liftable display device occupy minimum space.No matter provide the user in operation or in the carrier pack, all have best convenience.
In sum, though the present invention with the preferred embodiment disclosure as above, yet it is not in order to limit the present invention.The ordinary technical staff in the technical field of the invention without departing from the spirit and scope of the present invention, can do various changes and modification.Therefore, protection scope of the present invention is when being as the criterion with the scope that accompanying claims were defined.
Symbol description
200: liftable display unit 210: display screen
220: lowering or hoisting gear 230: supporting seat
231: 232: the first tooth spares of erection part
241,242: 250: the first spiral arms of torque spring
250a: 270: the second spiral arms of first end
Tooth spare 290 in 271: the second: gear assembly
291,292,293: gear D: direction
D100: maximum length M01: primary importance
M02: second place P10: the first spiral arm position
P11: the second spiral arm position P20: first centre of gravity place
P21: 1: the first angle of the second centre of gravity place θ
θ 2: the second angle x, x0: center extension line
Y: transverse axis z: sense of rotation.
Claims (18)
1. a lifting support structure that is applied to display screen is characterized in that, described structure comprises:
Supporting seat has the erection part and first gear, and described first gear is arranged at described erection part;
First spiral arm is articulated in described erection part, and described first spiral arm has first end;
Second spiral arm has second gear and articulates with described first end, and described display screen is set up on described second spiral arm;
Elastic is arranged between described supporting seat and described second spiral arm, described elastic provide elastic force to described second spiral arm to support described display screen; And gear assembly, described gear assembly is articulated on described first spiral arm, and described gear assembly intermeshes with described first gear and described second gear simultaneously;
Wherein, when described second spiral arm stressed when mobile, the described gear assembly rotation of described second gear driven, described gear assembly and then described first spiral arm is rotated with respect to described first gear is to control described display screen lifting.
2. lifting support structure according to claim 1, wherein said erection part has second end, and described first gear and described first spiral arm are articulated in described second end.
3. lifting support structure according to claim 2, wherein said first end to the distance of described second end equals the distance of described first end to described display screen in fact.
4. lifting support structure according to claim 3, the pitch diameter of wherein said first gear is essentially the twice of described second pitch diameter.
5. lifting support structure according to claim 1, wherein said first gear is fixed in described erection part.
6. lifting support structure according to claim 1, wherein said second gear is fixed in described second spiral arm.
7. lifting support structure according to claim 1, wherein said elastic comprises:
First torque spring, an end are fixed on the described supporting seat, and the other end of described first torque spring is fixed on described first spiral arm; And
Second torque spring, an end are fixed on described first spiral arm, and the other end of described second torque spring is fixed on described second spiral arm.
8. lifting support structure according to claim 1, wherein said gear assembly comprises a plurality of gears.
9. lifting support structure according to claim 8, the number of wherein said gear are odd number.
10. liftable display device comprises:
Display screen;
Jacking gear is characterized in that, described jacking gear comprises:
Supporting seat has the erection part and first gear, and described first gear is arranged at described erection part;
First spiral arm is articulated in described erection part, and described first spiral arm has first end;
Second spiral arm has second gear and articulates with described first end, and described display screen is set up on described second spiral arm; And
Gear assembly, described gear assembly are articulated in described first spiral arm, and described gear assembly intermeshes with described first gear and described second gear simultaneously; And
Elastic is arranged between described supporting seat and described second spiral arm, described elastic provide elastic force to described second spiral arm to support described display screen;
Wherein, when described second spiral arm stressed when mobile, the described gear assembly rotation of described second gear driven, described gear assembly and then described first spiral arm is rotated with respect to described first gear is to control described display screen lifting.
11. liftable display device according to claim 10, wherein said erection part has second end, and described first gear and described first spiral arm are articulated in described second end.
12. liftable display device according to claim 11, wherein said first end to the distance of described second end is substantially equal to the distance of described first end to described display screen.
13. liftable display device according to claim 12, the pitch diameter of wherein said first gear is essentially the twice of described second pitch diameter.
14. liftable display device according to claim 10, wherein said first gear is fixed in described erection part.
15. liftable display device according to claim 10, wherein said second gear is fixed in described second spiral arm.
16. liftable display device according to claim 10, wherein said elastic comprises:
First torque spring, an end are fixed on the described supporting seat, and the other end of described first torque spring is fixed on described first spiral arm; And
Second torque spring, an end are fixed on described first spiral arm, and the other end of described second torque spring is fixed on described second spiral arm.
17. liftable display device according to claim 10, wherein said gear assembly comprises a plurality of gears.
18. liftable display device according to claim 17, the number of wherein said gear are odd number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101260186A CN101335053B (en) | 2007-06-29 | 2007-06-29 | Lifting supporting structure and display apparatus applying the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101260186A CN101335053B (en) | 2007-06-29 | 2007-06-29 | Lifting supporting structure and display apparatus applying the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101335053A CN101335053A (en) | 2008-12-31 |
| CN101335053B true CN101335053B (en) | 2010-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101260186A Expired - Fee Related CN101335053B (en) | 2007-06-29 | 2007-06-29 | Lifting supporting structure and display apparatus applying the same |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089159B (en) * | 2014-06-16 | 2017-12-01 | 杨知 | A kind of computer display stand control method and computer display stand |
| CN113404998B (en) * | 2020-03-17 | 2023-03-03 | 苏州佳世达电通有限公司 | Display device |
| TWI790098B (en) * | 2021-05-04 | 2023-01-11 | 仁寶電腦工業股份有限公司 | Lifting module and electronic device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1757051A (en) * | 2003-03-05 | 2006-04-05 | 索尼株式会社 | Display device |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1757051A (en) * | 2003-03-05 | 2006-04-05 | 索尼株式会社 | Display device |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2001-218133A 2001.08.10 |
| JP特开2007-15519A 2007.01.25 |
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| CN101335053A (en) | 2008-12-31 |
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Owner name: VOLKS LIFT (CHINA) CO., LTD. Free format text: FORMER OWNER: ZHENJIANG VOLKSLIFT ELEVATOR CO., LTD. Effective date: 20101102 |
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| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: China Taiwan Taoyuan County Patentee after: Qisda Corporation Address before: China Taiwan Taoyuan County Patentee before: Benq Corp. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100901 Termination date: 20120629 |