CN102374371A - Lifting device - Google Patents
Lifting device Download PDFInfo
- Publication number
- CN102374371A CN102374371A CN2010102506537A CN201010250653A CN102374371A CN 102374371 A CN102374371 A CN 102374371A CN 2010102506537 A CN2010102506537 A CN 2010102506537A CN 201010250653 A CN201010250653 A CN 201010250653A CN 102374371 A CN102374371 A CN 102374371A
- Authority
- CN
- China
- Prior art keywords
- gear
- supporting base
- down supporting
- hoisting
- requested
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to a lifting device which comprises a base body, a sliding assembly, a lifting support seat, a gear set and a spring piece, wherein the base body is provided with a containing space; the sliding assembly is arranged in the containing space; the lifting support seat is arranged on the sliding assembly; the gear set is linked to the lifting support seat, and comprises a first gear and a second gear, wherein the first gear is less than the second gear; the spring piece is arranged in the containing space, and is provided with a first end and a second end which is opposite to the first end, wherein the first end is fixed on the base body, and the second end is linked to the second gear.
Description
Technical field
The present invention relates to a kind of lowering or hoisting gear, relates in particular to a kind of lowering or hoisting gear that reduces the elongation of spring part.
Background technique
Display unit is usually by a support frame structure, firmly to stand on the desktop; And traditional supporting frame is fixed form, and the user can't adjust the high and low position of display unit.The present development on the market the supporting frame that can adjust the height of display unit according to user's demand, supplies the user can adjust display unit to the suitable height of watching.
For example a kind of traditional display unit elevating bracket; It utilizes the cooperation of an elevator and a wind spring to reach; Elevator is established in the elevating bracket and can carry out the slippage of upper and lower ground, and wind spring is fixed on the elevating bracket, and an end is wound on the axostylus axostyle; The other end then is fixed on the elevating bracket, and display unit can be fixed in elevating bracket.During use, but user's application of force presses down elevator, to adjust display unit to the appropriate position; Elevator can receive the effect of wind spring, makes display unit stop at the height that the user stops the application of force automatically, when remaking lifting height like need; Can force in elevator, with its upwards pulling, to utilize the elastic-restoring force of wind spring; Elevator is upwards slided, and then drive display unit and rise to predetermined height, and be able to adjust arbitrarily the height of display unit.
Yet; Along with the maximization of sized display, relatively weight then also increases gradually, and the support force of the wind spring of above-mentioned elevating bracket structure obviously is not enough to support large-scale display device; And owing to the stroke that wind spring is stretched by the gravity of display device is long; The permanent use down, wind spring is ineffective because of elastic fatique easily, causes whole group elevating bracket structure that normal function can't be provided.
Inventor of the present invention is because the disappearance of the above-mentioned technology of commonly using when actual using, and the accumulation individual is engaged on the related industry exploitation practice experience for many years, studies intensively, and proposes a kind of reasonable in design and effectively improve the structure of the problems referred to above finally.
Summary of the invention
Main purpose of the present invention is to provide a kind of lowering or hoisting gear, and its means of utilizing small gear to drive gearwheel reduce the running length of springs, so can reach the effect of protection spring.
To achieve these goals, the present invention provides a kind of lowering or hoisting gear, comprising: a base body; One sliding assembly, it is located on this base body; One up-down supporting base, it is located on this sliding assembly; One interlock is in the gear train of this up-down supporting base, this gear train comprise one be connected in this up-down supporting base first gear and be engaged in second gear of this first gear, and this first gear is less than this second gear; One is located at the spring part on this base body, and it has one first end and one and this first end second opposed end, and this first end is fixed in this base body, this second end then interlock in this second gear.
In above-mentioned structure; The displacement amount of up-down supporting base is by the first less gear transmission to the second bigger gear; So the rotation number of turns of second gear is less; Therefore make the displacement amount of interlock, cause the inefficacy of lowering or hoisting gear with the elastic fatique of avoiding spring part in the elongation of the spring part of this second gear much smaller than the up-down supporting base.
And in one embodiment, the collocation of two groups of small gears more capable of using and gearwheel (combination of first gear and second gear, and the combination of the 3rd gear and the 4th gear) is further to reduce the elongation of spring part; Whereby, the length that spring part of the present invention is stretched can significantly reduce, so can improve the life-span of spring part.
The present invention has following useful effect: the present invention is the collocation that utilizes the gear ratio, thus can significantly reduce the running length that displacement amount extended of spring part because of the up-down supporting base, and then improve the working life of spring part and the reliability of lowering or hoisting gear.
For further understanding characteristic of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet appended accompanying drawing only provide reference and the explanation usefulness, be not to be used for the present invention is limited.
Description of drawings
Figure 1A is the schematic perspective view that the up-down supporting base of lowering or hoisting gear of the present invention is positioned at primary importance;
Figure 1B is the front elevation that the up-down supporting base of lowering or hoisting gear of the present invention is positioned at primary importance;
Fig. 2 A is the schematic perspective view that the up-down supporting base of lowering or hoisting gear of the present invention is positioned at the second place;
Fig. 2 B is the front elevation that the up-down supporting base of lowering or hoisting gear of the present invention is positioned at primary importance; And
Fig. 3 is the schematic representation that the up-down supporting base of lowering or hoisting gear of the present invention slides with respect to base body.
The primary component symbol description
10 base bodies, 101 containing spaces
11 sliding assembly, 111 slide rails
12 up-down supporting bases, 13 gear trains
130 rotating disks, 131 first gears
132 second gears 133 the 3rd gear
134 the 4th gears, 135 pivots
14 spring parts, 141 first ends
142 second ends, 15 coupling components
16 friction members, 17 torsion adjustment pieces
Embodiment
The present invention proposes a kind of lowering or hoisting gear; It can be applicable to adjust the device of display high and low position; And this lowering or hoisting gear utilizes gear train collocation spring to carry out the lift adjustment of its position, and utilizes the means of small gear drive gearwheel, can reduce the running length of springs; To reach the effect of protection spring, avoid the Problem of Failure of the device that damage causes of spring.
Please refer to shown in Figure 1A to Figure 1B; And cooperate Fig. 2 A to Fig. 2 B, the lowering or hoisting gear of the specific embodiment of the invention to comprise base body 10, be located at sliding assembly 11 on this base body 10, be located at up-down supporting base 12 on this sliding assembly 11 slidably, interlock is in the gear train 13 of this up-down supporting base 12 and be located at the spring part 14 on this base body 10.Wherein, Base body 10 can form a containing space 101, and with ccontaining described assembly, for example sliding assembly 11 is fixed in the internal face of this base body 10; It is located in this containing space 101, and gear train 13 spring parts 14 then are located in this containing space 101 equally; In addition; Up-down supporting base 12 is located on the sliding assembly 11 slidably; For example sliding assembly 11 can comprise two slide rails 111 at least, and should be located at slidably between these two slide rails 111 by up-down supporting base 12, so can reach the function that slides up and down; These up-down supporting base 12 parts are extended this containing space 101, to be used to install display screen or other device.In addition; In an alternate embodiment, sliding assembly 11 can be cooperating of groove and projection, and for example two interior sidewall surface of base body 10 are provided with corresponding groove; The both sides of up-down supporting base 12 then have projection; Therefore, by cooperating of above-mentioned groove and projection, up-down supporting base 12 can slide up and down along groove.
In addition, gear train 13 and spring part 14 cooperate formation one application of force module, and it can be used for forcing in up-down supporting base 12; These gear train 13 interlocks are in this up-down supporting base 12; Gear train 13 can comprise at least that one first gear 131 and is engaged in second gear 132 of this first gear 131; And this first gear 131 is less than this second gear 132, and this up-down supporting base 12 is connected in this first gear 131; And first end 141 of spring part 14 is fixed in this base body 10 adjustably; 142 interlocks of second end of spring part 14 are in this second gear 132, so stressed during to lower slider when up-down supporting base 12, first gear 131, second gear 132 and the spring part 14 of gear train 13 all produce the interlock effect; And because the relation of the gear ratio of first gear 131 and second gear 132; Up-down supporting base 12 drives the first less gear 131 earlier, and when further driving second gear 132 again, the stroke that second gear 132 rotates is quite short; Therefore make that second end, the 142 stressed length of extending of spring part 14 are also quite short; So as far as spring part 14, it need not extend quite long distance, so can significantly improve the working life of spring part 14.
In this specific embodiment, first gear 131 is located on the rotating disk 130, this first gear 131 and these rotating disk 130 coaxial rotations; And up-down supporting base 12 is to be connected in this rotating disk 130 by a coupling component 15 (for example a rope body), therefore, when up-down supporting base 12 stressed during to lower slider; Coupling component 15 receives tensile, and by the traction of coupling component 15 and drive rotating disk 130, and first gear 131 and spring part 14 all produce the interlock effect; And as stated; Because the relation of the gear ratio of first gear 131 and second gear 132 makes that spring part 14 stressed length of extending are quite short, so can reach the purpose of protection spring part 14.
On the other hand, in order further to shorten the spring part 14 stressed strokes that extend again, this gear train 13 also comprises one the 3rd gear 133 and the 4th gear 134; The 3rd gear 133 is located on second gear 132, and carries out coaxial rotation with second gear 132, and the 4th gear 134 then is engaged in the 3rd gear 133; The 4th gear 134 is provided with a pivot 135; Second end 142 of this spring part 14 then is connected in this pivot 135, and in addition, the 3rd gear 133 to the second gears 132 are little; And the 4th gear 134 is greater than the 3rd gear 133; Therefore, as far as the transmission of strength, strength earlier through the pinion of first gear 131 and second gear 132 in the conduction of gearwheel; Again through the pinion of second group the 3rd gear 133 and the 4th gear 134 in the conduction of gearwheel, so can further shorten the extension stroke of spring part 14 that second end 142 is connected in the pivot 135 of the 4th gear 134 again.
Whereby; In this specific embodiment; Lowering or hoisting gear of the present invention can be assembled with a display unit (figure does not show) mutually; Display unit can be locked in up-down supporting base 12, relends by sliding assembly 11 to carry out upper and lower sliding action (as shown in Figure 3) with respect to base body 10, makes display unit can tune to the suitable height of watching; Particularly; The supporting base 12 that slidably goes up and down is connected in this rotating disk 130 by the body (being coupling component 15) of restricting, but and body pile warp one fixed idler whell of should restricting, so when desire is adjusted display unit to suitable height; But the application of force presses display unit and up-down supporting base 12 downwards; At this moment, the displacement amount of up-down supporting base 12 will be driven the combination of the rotating disk 130 and first gear 131 in regular turn by rope body (being coupling component 15), relend by rotating drive second gear 132 of first gear 131 and the combination of the 3rd gear 133; Drive the 4th gear 134 by the 3rd gear 133 more at last; And stroke is passed to spring part 14, and, make the displacement amount of the elongation of spring part 14 much smaller than up-down supporting base 12 because above-mentioned small gear drives the gear of gearwheel than effect; When display unit drops to the appropriate position; The user stops the application of force; Up-down supporting base 12 receives the balanced action of strength such as gravity of restoring force and the display unit of spring part 14, makes display unit can stop at this location height automatically, and can not move arbitrarily again; Therefore, up-down supporting base 12 can be positioned the arbitrary position in the sliding assembly 11 formed upper and lower slippage strokes, and spring part 14 stressed length of extending are quite short, to reach the effect of protection spring part 14.
When lifting the height of adjustment display unit on the desire; Then the user can slightly force in display unit and up-down supporting base 12; It is upwards slided, thus the elastic-restoring force of spring part capable of using 14, and display unit and up-down supporting base 12 are upwards driven; And make display unit rise to predetermined altitude, so as to the height of watching of any adjustment display unit.
In addition; In this specific embodiment; In order to increase the frictional force that up-down supporting base 12 slides, up-down supporting base 12 is provided with a friction member 16, and this friction member 16 can contact with the internal face of base body 10; So in the sliding process of up-down supporting base 12, friction member 16 can produce frictional force with above-mentioned internal face.
On the one hand, lowering or hoisting gear of the present invention also comprises a torsion adjustment piece 17 again, and it is in order to the torsion of adjustment spring part 14, so that to the display unit of different size, weight corresponding torsion is provided; Particularly; This torsion adjustment piece 17 can be one be located at this base body 10 bolt; First end 141 of spring part 14 is fixed in the end of this bolt, so can be by the position of first end 141 of the Level Change spring part 14 of adjustment bolt, therefore; The torsion output of spring part 14 can be adjusted, and makes lowering or hoisting gear of the present invention can be applicable to the display unit of different size, weight.
In sum; Lowering or hoisting gear of the present invention small gear capable of using and the effect that cooperates gearwheel; Make the rotation number of turns of the number of turns of gearwheel rotation far fewer than small gear; So the length that an end interlock is stretched in the spring of gearwheel will be much smaller than the displacement amount of up-down supporting base 12, so the present invention can reach the effect of protection spring part 14.
The above is merely preferred possible embodiments of the present invention, and is non-so limit to claim of the present invention, so the equivalence techniques that uses specification of the present invention and diagramatic content to do such as changes, all is contained in the scope of the present invention.
Claims (10)
1. a lowering or hoisting gear is characterized in that, comprising:
One base body;
One sliding assembly is located on the said base body;
One up-down supporting base is located on the said sliding assembly slidably;
One interlock is in the gear train of said up-down supporting base, said gear train comprise one be connected in said up-down supporting base first gear and be engaged in second gear of said first gear, and said first gear is less than said second gear;
One is located at the spring part on the said base body, and said spring part has one first end and one and the said first end second opposed end, and said first end is fixed in said base body adjustably, said second end then interlock in said second gear.
2. said as requested 1 described lowering or hoisting gear is characterized in that, said first gear is located on the rotating disk, said first gear and the coaxial rotation of said rotating disk.
3. said as requested 2 described lowering or hoisting gears is characterized in that, also comprise a coupling component, and wherein, said coupling component is located between said rotating disk and the said up-down supporting base.
4. said as requested 3 described lowering or hoisting gears is characterized in that, also are provided with the 3rd gear of a coaxial rotation on said second gear, and said the 3rd gear is less than said second gear.
5. said as requested 4 described lowering or hoisting gears is characterized in that, also comprise one the 4th gear, and wherein, said the 4th gear engagement is in said the 3rd gear, and said the 4th gear is greater than said the 3rd gear.
6. said as requested 5 described lowering or hoisting gears is characterized in that, said the 4th gear is provided with a pivot, and said second end then is connected in said pivot.
7. said as requested 1 described lowering or hoisting gear; It is characterized in that; Said sliding assembly comprises two slide rails; And said up-down supporting base is located between said two slide rails slidably, and perhaps said sliding assembly is a groove and the cooperating of projection, and said up-down supporting base can slide up and down along said groove.
8. said as requested 1 described lowering or hoisting gear; It is characterized in that; Said base body has a containing space, and said sliding assembly, said gear train and said spring part are arranged in the said containing space, and said up-down supporting base partly extends said containing space.
9. said as requested 1 described lowering or hoisting gear is characterized in that, said up-down supporting base also is provided with a friction member, and said friction member contacts with the internal face of said base body to produce frictional force.
10. said as requested 1 described lowering or hoisting gear is characterized in that, also comprises the torsion adjustment piece of being located on the said base body, and said first end is connected in said torsion adjustment piece, to adjust the torsion output of said spring part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010250653 CN102374371B (en) | 2010-08-10 | 2010-08-10 | Lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010250653 CN102374371B (en) | 2010-08-10 | 2010-08-10 | Lifting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102374371A true CN102374371A (en) | 2012-03-14 |
| CN102374371B CN102374371B (en) | 2013-08-28 |
Family
ID=45793406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010250653 Active CN102374371B (en) | 2010-08-10 | 2010-08-10 | Lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102374371B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555923A (en) * | 2015-09-24 | 2017-04-05 | 通用电气公司 | A kind of display suspension arrangement and display equipment |
| CN108087681A (en) * | 2017-12-12 | 2018-05-29 | 深圳创维－Rgb电子有限公司 | A kind of pick-up head mounting structure and display device |
| CN108731967A (en) * | 2017-04-13 | 2018-11-02 | 徕卡显微系统(上海)有限公司 | Mass balance mechanism and rotary microtom with it |
| CN111706761A (en) * | 2020-06-23 | 2020-09-25 | 东莞市宏联电子有限公司 | Four-bar linkage lifting support suitable for display and electronic equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040035989A1 (en) * | 2002-08-21 | 2004-02-26 | Sweere Harry C. | Stand |
| US20060237618A1 (en) * | 2005-03-15 | 2006-10-26 | Chiang Sun H | Support device for monitor, display or objects |
| US20080099637A1 (en) * | 2006-10-19 | 2008-05-01 | Chih-Tang Pai | Stepless Adjustable Supporting Device |
| CN101191579A (en) * | 2007-07-06 | 2008-06-04 | 深圳路美特科技有限公司 | Vehicle-carrying display screen lifting gear |
| US20080210841A1 (en) * | 2007-03-02 | 2008-09-04 | Qisda Corporation | Height Adjustable Holding Apparatus |
-
2010
- 2010-08-10 CN CN 201010250653 patent/CN102374371B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040035989A1 (en) * | 2002-08-21 | 2004-02-26 | Sweere Harry C. | Stand |
| US20060237618A1 (en) * | 2005-03-15 | 2006-10-26 | Chiang Sun H | Support device for monitor, display or objects |
| US20080099637A1 (en) * | 2006-10-19 | 2008-05-01 | Chih-Tang Pai | Stepless Adjustable Supporting Device |
| US20080210841A1 (en) * | 2007-03-02 | 2008-09-04 | Qisda Corporation | Height Adjustable Holding Apparatus |
| CN101191579A (en) * | 2007-07-06 | 2008-06-04 | 深圳路美特科技有限公司 | Vehicle-carrying display screen lifting gear |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555923A (en) * | 2015-09-24 | 2017-04-05 | 通用电气公司 | A kind of display suspension arrangement and display equipment |
| CN106555923B (en) * | 2015-09-24 | 2020-03-17 | 通用电气公司 | Display linkage and display device |
| CN108731967A (en) * | 2017-04-13 | 2018-11-02 | 徕卡显微系统(上海)有限公司 | Mass balance mechanism and rotary microtom with it |
| CN108087681A (en) * | 2017-12-12 | 2018-05-29 | 深圳创维－Rgb电子有限公司 | A kind of pick-up head mounting structure and display device |
| CN108087681B (en) * | 2017-12-12 | 2019-11-05 | 深圳创维－Rgb电子有限公司 | A kind of pick-up head mounting structure and display equipment |
| CN111706761A (en) * | 2020-06-23 | 2020-09-25 | 东莞市宏联电子有限公司 | Four-bar linkage lifting support suitable for display and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102374371B (en) | 2013-08-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5506637B2 (en) | lift device | |
| CN102374371B (en) | Lifting device | |
| US7789355B2 (en) | Support stand for flat display monitor and elevator used for support stand | |
| US9046213B2 (en) | Lifting device | |
| CN200962330Y (en) | Lifting device for hiding display | |
| CN215522537U (en) | Supporting mechanism with synchronous rotation lifting function and electronic equipment | |
| CN108302294A (en) | A kind of display/panel bracket | |
| CN111624845A (en) | Projection screen or display screen | |
| CN113432001A (en) | Display screen adjusting device suitable for exhibitions exhibition frame | |
| CN109629870A (en) | Stereo garage balancing device | |
| CN201730450U (en) | Window glass slipping device | |
| CN203477796U (en) | Television lifting device | |
| CN211299250U (en) | Circular lifting cabinet | |
| CN113324149A (en) | Over-and-under type exhibition frame with adjust display screen function | |
| CN208664955U (en) | Chassis driving structure based on multistage belt wheel | |
| CN201077272Y (en) | Lifting blackboard | |
| CN210757749U (en) | Jacking device applying single screw rod | |
| CN210193287U (en) | Lifting device | |
| CN208295409U (en) | A kind of display/panel bracket | |
| CN201998664U (en) | Constant force tension device of magnetic adsorption writing board | |
| KR101185888B1 (en) | Elevating apparatus | |
| CN221723919U (en) | Supporting device and electronic equipment | |
| CN219194346U (en) | Lifting structure | |
| CN217880711U (en) | Electric lifting type double-sided screen capable of conducting light in two directions | |
| CN202056186U (en) | Folding rotary shaft |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |