CN106439416A - Display lifting device and display thereof - Google Patents
Display lifting device and display thereof Download PDFInfo
- Publication number
- CN106439416A CN106439416A CN201611198110.9A CN201611198110A CN106439416A CN 106439416 A CN106439416 A CN 106439416A CN 201611198110 A CN201611198110 A CN 201611198110A CN 106439416 A CN106439416 A CN 106439416A
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- wind spring
- equivalent
- support force
- display
- lifting seat
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 18
- 230000003247 decreasing effect Effects 0.000 claims abstract description 13
- 230000008859 change Effects 0.000 claims description 23
- 238000005096 rolling process Methods 0.000 claims description 11
- 230000007423 decrease Effects 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 241000826860 Trapezium Species 0.000 claims description 3
- 230000033228 biological regulation Effects 0.000 claims description 2
- 238000004804 winding Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
Abstract
The invention provides a display lifting device and a display thereof. The lifting device comprises a bracket and a lifting base; a first coil spring and a second coil spring are arranged between the bracket and the lifting base; in gradual synchronous winding or unfolding process of the first coil spring and the second coil spring, the support force provided by a first equivalent part is monotonously increased or decreased, the support force provided by a second equivalent part is monotonously decreased or increased, and the sum of the support force provided by the equivalent parts of the first coil spring and the second coil spring is kept constant; the first coil spring is adjusted to relatively shift the first coil spring and the second coil spring in the unfolding or winding direction; and the sum of the support force provided by the equivalent parts of the first coil spring and the second coil spring is changed as a new constant value. The magnitude of the support force can be adjusted through adjusting the starting position of the first coil spring, so that the lifting device can be suitable for displays with different specifications.
Description
Technical field
The present invention relates to display elevating mechanism technical field, especially relate to a kind of display lowering or hoisting gear and its display
Device.
Background technology
In order that the position of display can quickly adjust, according to the difference of user, the position that display is put
And its height, it is suitable for viewing needs, display needs supporting lowering or hoisting gear to be supported.The quality of lowering or hoisting gear directly affects
To the quality of whole machine, rational lowering or hoisting gear is not only able to provide more preferably more comfortable use condition to user, also can simultaneously
Enough minification, save space to greatest extent.
There are a lot of display lowering or hoisting gears in the market, using drawing and pulling type structure, and supported by internal wind spring
Live the weight of display.With the fast development of display screen technology, the manufacturing cost of display screen is more and more lower, and user is to aobvious simultaneously
The dimensional requirement of display screen is also increasingly pursued and is maximized, and that is, popular on market or main product size is increasing, thus will
The resilient support part seeking the support member of display screen has bigger support force.
And slide rail type display lowering or hoisting gear of the prior art generally provides part to prop up using wind spring as support force
Prop up the display of top.Wind spring is a kind of special extension spring at present also known as constant force spring, also known as volute spring, it be by
(it is its scroll portion every coil spring not phase with the difference of volute spring for another kind of similar plane scroll spring also known as clockwork spring
Mutually be adjacent to) change and come, constant force volute spring includes an elongate thin metallic elastic piece winding etc. with outward appearance width and formed
Multi-turn and be mutually adjacent between often enclosing, the scroll portion of profile generally hollow cylindrical and being prolonged by scroll portion outermost metal piece
Stretch one section of a stretching end, be mainly used in all kinds of the bascule such as lifting balance devices, carbon brush for electric machine bullet requiring constant force output
Spring etc..Its feature is that the spring tension of output is more constant, and tension variations are minimum.It is all directly when actually used by constant force bullet
Spring stretching is opened and is made straight-line displacement campaign, and makes wind spring export constant thrust.
And be different in the weight of different vendor and the display of different size, thus, it is desirable to different permanent for manufacturing
Determine the display lowering or hoisting gear of thrust to support, that is, same display lowering or hoisting gear cannot meet different size display rising-falling tone
The demand of section, the versatility thereby resulting between different display is poor, thereby results in production cost lifting, and shows when changing
Its support means must be changed during device simultaneously, that is, cause certain energy waste.
Content of the invention
It is an object of the invention to provide a kind of display lowering or hoisting gear and its display, to solve to exist in prior art
Same display lowering or hoisting gear cannot meet the technical problem of different size display lift adjustment demand.
For solving above-mentioned technical problem, a kind of display lowering or hoisting gear that the present invention provides, including：
Support and lifting seat,
Described lifting seat can slide up and down to setting on the bracket, and display is arranged on lifting seat；
It is provided with the first wind spring and the second wind spring between described support and described lifting seat；
When described lifting seat slides up and down, the first wind spring and the second wind spring synchronously gradually spread out or roll, the first wind spring
The support force producing with the second wind spring all trends towards forcing lifting seat to move up；
The position of the first wind spring and the second wind spring described support force of offer is equivalent portion；
The support force that second equivalent portion of the first equivalent portion of described first wind spring and the second wind spring is provided is all with volume
The rolling or launch linearly to change of spring, and the support force synchronous backward that the first equivalent portion and the second equivalent portion are provided increases
Subtract；I.e. during the first wind spring and the second wind spring are gradually synchronously rolled or launched, the support force that the first equivalent portion is provided
Monotone increasing or minimizing, support force monotone decreasing or increase that the second equivalent portion is provided, and the first wind spring and volume Two
The support force sum that the equivalent portion of spring is provided keeps constant；
First wind spring two ends activity setting, by adjust the first wind spring make the first wind spring and the second wind spring launch or
Relative movement, the first equivalent portion of the first wind spring and the second wind spring and the second equivalent portion is occurred to be provided on the direction that person rolls
Support force value preset changes, and the support force sum that is, the equivalent portion of the first wind spring and the second wind spring is provided is changed to new constant
Value.
Further, described first wind spring and the second wind spring are made up of identical material.
Further, the cross-sectional area in described equivalent portion is equivalent aera, equivalent aera and described support force positive correlation；Institute
State the second equivalent aera of the first equivalent aera of the first wind spring and the second wind spring all rolling or launch in line with wind spring
Property change, and the first equivalent aera and the second equivalent aera synchronous backward increase and decrease；I.e. gradually same in the first wind spring and the second wind spring
During step is rolled or is launched, the first equivalent aera monotone increasing or minimizing, the second equivalent aera monotone decreasing or increasing
Plus, and the value preset of the first equivalent aera and the second equivalent aera keeps constant, the equivalent portion of the first wind spring and the second wind spring is carried
For support force sum keep constant；
First wind spring two ends activity setting, by adjust the first wind spring make the first wind spring and the second wind spring launch or
Relative movement, the first equivalent aera of the first wind spring and the second wind spring and the sum of the second equivalent aera are occurred on the direction that person rolls
Value changes, and that is, the value preset of the equivalent aera of the first wind spring and the second wind spring is changed to new steady state value.
Further, described first wind spring and the second wind spring include providing support in the range of described lifting seat effective travel
The job step of power；Described equivalent portion is laid in job step.
Further, the job step of described first wind spring is longer than the job step of described second wind spring.
Further, the job step thickness of described first wind spring and the second wind spring uniformly, job step provides support force
The width of equivalent portion wind spring is equivalent width,
Second equivalent width of the first equivalent width of described first wind spring and the second wind spring all with wind spring roll or
Person launches linear change, and the first equivalent width and the second equivalent width synchronization reversely increase and decrease；I.e. in the first wind spring and second
During wind spring is gradually synchronously rolled or is launched, the first equivalent width monotone increasing or minimizing, the second equivalent width is dull
Reduce or increase, and the value preset of the first equivalent width and the second equivalent width keeps constant, the first wind spring and the second wind spring
The support force sum that equivalent portion is provided keeps constant.
Further, the job step constant width of described first wind spring and the second wind spring, job step provides support force
The thickness of equivalent portion wind spring is equivalent depth,
Second equivalent depth of the first equivalent depth of described first wind spring and the second wind spring all with wind spring roll or
Person launches linear change, and the first equivalent depth and the increase and decrease of the second equivalent depth synchronous backward；I.e. in the first wind spring and second
During wind spring is gradually synchronously rolled or is launched, the first equivalent depth monotone increasing or minimizing, the second equivalent depth is dull
Reduce or increase, and the value preset of the first equivalent depth and the second equivalent depth keeps constant.
Further, described first wind spring and the second wind spring job step launch after be trapezoidal, two trapezoidal separately down
Mutually opposing setting upwards, two trapezoidal complimentary to one another and can be spliced into a parallelogram.
Further, described trapezoidal for right-angled trapezium；Two trapezoidal complimentary to one another and can be spliced into an equivalent width
Rectangle.
Further, the two ends of described first wind spring include the first reel portion and first connecting portion, the first reel portion respectively
It is rotatably arranged on described support or lifting seat；Described first connecting portion is movable to be arranged on described lifting seat or props up
On frame；So that the first reel portion is rolled or launch by adjusting first connecting portion, and then realize the first wind spring and the second wind spring exists
The changing of the relative positions is occurred on the direction launched or roll.
Further, described first connecting portion be Metal Flake, on described lifting seat or support along wind spring launch or
Some groups of connecting holes are arranged at intervals with the direction rolled, first connecting portion is fixedly connected on different group connecting holes by securing member
Upper so that the first wind spring and the second wind spring launch or the direction rolled on there is the changing of the relative positions relatively.
Further, in adjustment axis, adjustment axis are rotatably arranged in described lifting seat to described first connecting portion
Or on support, roll or launch described first connecting portion by rotating adjustment axis, so so that the first reel portion is launched or
Roll.
Further, described adjustment axis are provided with bar shaped card seam, the end of described first connecting portion adaptedly bends simultaneously
It is plugged in described bar shaped card seam.
Further, described lifting seat or support are provided for locking the locking mechanism of described adjustment axis.
Further, described locking mechanism is the flexible collar of elastomeric overmold adjustment axis, and flexible collar is sleeved on described tune
On nodal axisn, described adjustment axis are held tightly and then are produced sufficiently large friction torque to prevent adjustment axis by the elastic force of flexible collar
Rotate in the presence of one wind spring；Described adjustment axis are rotated by the friction torque that external force overcomes flexible collar, and then rolls
Or launch described first connecting portion, and then so that described first reel portion is launched or roll.
Further, described locking mechanism is locking nut.
Further, described mounting groove is U-shaped linear type mounting groove for cross section.
Further, one end of described adjustment axis is provided with adjusting knob, and described adjusting knob passes through connecting rod and regulation
Axle is coaxially connected.
Further, described second wind spring two ends include the second reel portion and second connecting portion；Described first wind spring setting
On described second wind spring, the setting side by side up and down of the first reel portion and the second reel portion, during described lifting seat slide downward, first
Wind spring and the second wind spring synchronous expansion, the first wind spring of top launches on the second wind spring of lower section.
Further, described second connecting portion is fixedly installed on described support or lifting seat.
Further, the two ends activity setting of described second wind spring, by adjusting the first wind spring and the second wind spring simultaneously, makes
The first wind spring and the second wind spring launch or the direction rolled on there is relative movement so that the first wind spring and the second wind spring
Job step width value preset change.
Further, described lifting seat is vertically arranged.
Further, described support is provided with mounting groove；Described lifting seat is slidably disposed in mounting groove.
A kind of display using above-mentioned lowering or hoisting gear.
Using technique scheme, the present invention has the advantages that：
A kind of display lifting device structure that the present invention provides is simple, by adjusting between the first wind spring and the second wind spring
Relative position relation up and down, and then change when launching or the when of rolling provides and supports the width of elastic force, thickness or cross section
After long-pending value preset, the first wind spring and the second wind spring upper-lower position determine, wind spring width, thickness or cross-sectional area value preset keep permanent
Fixed.The size of support force can be adjusted from there through the original position adjusting the first wind spring, such that it is able to be applied to different size
Display.
Preferably, complementary after the first wind spring being arranged in pairs and the expansion of the second wind spring is parallelogram, by adjusting two
Relative position up and down between person, so change launch when or the when of rolling provide support elastic force wind spring width summation, first
After wind spring and the determination of the second wind spring upper-lower position, wind spring width summation keeps constant.From there through adjusting the initial of the first wind spring
Position can adjust the size of support force, such that it is able to be applied to the display of different size.
Brief description
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art below will be to concrete
In embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe in
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of decomposition view of display lowering or hoisting gear provided in an embodiment of the present invention；
Fig. 2 is the deployed configuration schematic diagram of the first wind spring provided in an embodiment of the present invention；
Fig. 3 is the deployed configuration schematic diagram of the second wind spring provided in an embodiment of the present invention；
Fig. 4 is the expansion diagram of the another embodiment of the first wind spring job step；
Fig. 5 is the expansion diagram of the another embodiment of the second wind spring job step；
Fig. 6 is the first wind spring mounting structure decomposing schematic representation provided in an embodiment of the present invention.
Reference：
10- support；11- mounting groove；
20- lifting seat；30- first wind spring；
31 and 41- job steps；32- the first reel portion；
33- first connecting portion；40- second wind spring；
42- the second reel portion；43- second connecting portion；
50- adjustment axis；51- connecting rod；
52- bar shaped card stitches；53- axle sleeve；
54- fixing axle；55- mounting seat；
60- flexible collar；70- mounting seat；
71- axle sleeve；72- fixing axle.
Specific embodiment
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described with the enforcement it is clear that described
Example is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, merely to
Be easy to describe the present invention and simplify description, rather than instruction or the hint device of indication or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or hint relative importance.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or is integrally connected；Can
To be to be mechanically connected or electrical connection；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The invention provides a kind of display lowering or hoisting gear, it includes：
Support and lifting seat,
Described lifting seat can slide up and down to setting on the bracket, and display is arranged on lifting seat；
It is provided with the first wind spring and the second wind spring between described support and described lifting seat；
When described lifting seat slides up and down, the first wind spring and the second wind spring synchronously gradually spread out or roll, the first wind spring
The support force producing with the second wind spring all trends towards forcing lifting seat to move up；
The position of the first wind spring and the second wind spring described support force of offer is equivalent portion；
The support force that second equivalent portion of the first equivalent portion of described first wind spring and the second wind spring is provided is all with volume
The rolling or launch linearly to change of spring, and the support force synchronous backward that the first equivalent portion and the second equivalent portion are provided increases
Subtract；I.e. during the first wind spring and the second wind spring are gradually synchronously rolled or launched, the support force that the first equivalent portion is provided
Monotone increasing or minimizing, support force monotone decreasing or increase that the second equivalent portion is provided, and the first wind spring and volume Two
The support force sum that the equivalent portion of spring is provided keeps constant；
First wind spring two ends activity setting, by adjust the first wind spring make the first wind spring and the second wind spring launch or
Relative movement, the first equivalent portion of the first wind spring and the second wind spring and the second equivalent portion is occurred to be provided on the direction that person rolls
Support force value preset changes, and the support force sum that is, the equivalent portion of the first wind spring and the second wind spring is provided is changed to new constant
Value.
Pass through to adjust the relative position relation up and down between the first wind spring and the second wind spring, so change when launching or
There is provided the value preset of the width, thickness or cross-sectional area supporting elastic force, the first wind spring and the second wind spring upper-lower position true when rolling
After fixed, wind spring width, thickness or cross-sectional area value preset keep constant.Permissible from there through the original position adjusting the first wind spring
Adjust the size of support force, such that it is able to be applied to the display of different size.
With reference to specific embodiment the present invention will be further explained explanation.
As Figure 1-3, a kind of display lowering or hoisting gear that the present embodiment provides, including：
One support 10, support 10 is provided with mounting groove 11；
One lifting seat 20, lifting seat 20 is inserted in mounting groove 11, can slide up and down along mounting groove 11；
It is provided with the first wind spring 30 and the second wind spring 40 between support 10 and lifting seat 20；First wind spring 30 and the second wind spring
40 materials are identical；
Display can be arranged on lifting seat 20, and moves up and down with lifting seat 20, in lifting process, the first volume
Spring 30 and the second wind spring 40 provide the support force supporting display.
First wind spring 30 and the second wind spring 40 are volute spring.
Volute spring is generally formed by multi-turn elongate thin metallic elastic piece winding, and volute spring includes mutually pasting between every circle
Tightly, the reel portion of profile generally hollow cylindrical and the connecting portion being extended a section by reel portion outermost metal flexure strip, it
Feature be output spring tension with expansion when metallic elastic piece width related.
When lifting seat 20 slides up and down, the first wind spring 30 and the second wind spring 40 synchronous expansion or roll；First wind spring 30
Trend towards forcing lifting seat 20 to move up with the second wind spring 40；
The position of the first wind spring 30 and the second wind spring 40 offer support force is equivalent portion；
The support force that second equivalent portion of the first equivalent portion of the first wind spring 30 and the second wind spring 40 is provided is all with volume
The rolling or launch linearly to change of spring, and the support force synchronous backward that the first equivalent portion and the second equivalent portion are provided increases
Subtract；I.e. during the first wind spring 30 and the second wind spring 40 are gradually synchronously rolled or launched, what the first equivalent portion was provided props up
Support force monotone increasing or minimizing, support force monotone decreasing or increase that the second equivalent portion is provided, and the first wind spring 30 He
The support force sum that the equivalent portion of the second wind spring 40 is provided keeps constant；
The two ends activity setting of the first wind spring 30, makes the first wind spring 30 and the second wind spring 40 by adjusting the first wind spring 30
Launch or the direction rolled on there is relative movement, the first equivalent portion of the first wind spring 30 and the second wind spring 40 and second works as
The support force value preset that amount portion is provided changes, the support force sum that is, the equivalent portion of the first wind spring 30 and the second wind spring 40 is provided
It is changed to new steady state value.
Preferably, the first wind spring 30 and the second wind spring 40 are made up of identical material.
The cross-sectional area in equivalent portion is equivalent aera, equivalent aera and support force positive correlation；The first of first wind spring 30 is worked as
Second equivalent aera of amount area and the second wind spring 40 all rolling or launch linearly to change with wind spring, and the first equivalent
Area and the increase and decrease of the second equivalent aera synchronous backward；Gradually synchronously roll in the first wind spring 30 and the second wind spring 40 or launch
During, the first equivalent aera monotone increasing or minimizing, the second equivalent aera monotone decreasing or increase, and the first equivalent face
Long-pending and the second equivalent aera value preset keeps constant, the support force that the equivalent portion of the first wind spring 30 and the second wind spring 40 is provided it
Constant with holding；
The two ends activity setting of the first wind spring 30, makes the first wind spring 30 and the second wind spring 40 by adjusting the first wind spring 30
Launch or the direction rolled on there is relative movement, first equivalent aera and second of the first wind spring 30 and the second wind spring 40
The value preset of equivalent aera changes, and that is, the value preset of the equivalent aera of the first wind spring 30 and the second wind spring 40 is changed to new steady state value.
First wind spring 30 and the second wind spring 40 include providing the job step of support force in the range of lifting seat effective travel；When
Amount portion is laid in job step.
The job step 31 of the first wind spring 30 is longer than the job step 41 of the second wind spring 40.
For realizing the change of equivalent aera, when the job step 31 of the first wind spring 30 and the second wind spring 40 and 41 thickness are uniform,
The equivalent portion width defining offer support force in wind spring job step is equivalent width；
Second equivalent width of the first equivalent width of the first wind spring 30 and the second wind spring 40 all with wind spring roll or
Person launches linear change, and the first equivalent width and the second equivalent width synchronization reversely increase and decrease；I.e. in the first wind spring 30 and
Two wind springs 40 gradually synchronous roll or launch during, the first equivalent width monotone increasing or minimizing, the second equivalent width
Monotone decreasing or increase, and the value preset of the first equivalent width and the second equivalent width keeps constant, the first wind spring 30 and second
The support force sum that the equivalent portion of wind spring 40 is provided keeps constant.
The job step width perseverance of the first wind spring 30 and the second wind spring 40 for realizing the change of equivalent aera, can also be kept
Fixed, the thickness defining the equivalent portion wind spring providing support force in job step is equivalent depth,
Second equivalent depth of the first equivalent depth of the first wind spring 30 and the second wind spring 40 all with wind spring roll or
Person launches linear change, and the first equivalent depth and the increase and decrease of the second equivalent depth synchronous backward；I.e. in the first wind spring 30 and
Two wind springs 40 gradually synchronous roll or launch during, the first equivalent depth monotone increasing or minimizing, the second equivalent depth
Monotone decreasing or increase, and the value preset of the first equivalent depth and the second equivalent depth keeps constant.
When display heavier when, by adjusting the first wind spring 30 so that the job step of the first wind spring 30 changes,
The width of one wind spring 30 and the second wind spring 40 or thickness value preset increase, thus increasing support force；On the contrary, when display is lighter
When, then can suitably reduce width or the thickness value preset of the first wind spring 30 and the second wind spring 40.
As shown in Figures 2 and 3, when the job step 31 of the first wind spring 30 and the second wind spring 40 and 41 thickness are uniform, the first wind spring
30 and second wind spring 40 job step 31 and 41 launch after be trapezoidal, two are trapezoidal separately down and oppositely arranged upwards, two
Trapezoidal complimentary to one another and can be spliced into a parallelogram.
In addition it is further preferable that as shown in Figures 4 and 5, the job step 31 and 41 of the first wind spring 30 and the second wind spring 40 is respectively
For right-angled trapezium；Two trapezoidal complimentary to one another and can be spliced into a rectangle.
The two ends of the first wind spring 30 include the first reel portion 32 and first connecting portion 33, the first reel portion 32 fixed cover respectively
It is contained on axle sleeve 53, axle sleeve 53 is rotatably mounted around in fixing axle 54, fixing axle 54 is arranged in support by mounting seat 55
10 or lifting seat 20 on.
First connecting portion 33 is movable to be arranged on lifting seat 20 or support 10；Make the by adjusting first connecting portion 33
One reel portion 32 rolls or launches, so realize the first wind spring 30 and the second wind spring 40 launch or the direction rolled on send out
The raw changing of the relative positions.Even if the first wind spring 30 participate in provide support force job step 31 change, enter job step 31 and 41 width
Degree and value changes, and then different size of constant force value can be provided.
The regulative mode of first connecting portion 33 by multiple, as shown in fig. 6, first connecting portion 33 is wrapped in adjustment axis 50,
Bar shaped card seam 52 is provided with adjustment axis 50, the end adapted curvature of first connecting portion 33 plug-in card are in bar shaped card seam 52.
Adjustment axis 50 are rotatably arranged on lifting seat 20 or support 10, are rolled by rotation adjustment axis 50 or open up
Open first connecting portion 33, and then so that the first reel portion 32 is launched or roll.One end of adjustment axis 50 is provided with adjusting knob (not
Illustrate), it is coaxially connected with adjustment axis 50 that adjusting knob passes through connecting rod 51.
The locking mechanism of lock adjustment axle 50 is provided on lifting seat 20 or support 10.Locking mechanism is flexible collar
60, flexible collar 60 is sleeved in adjustment axis 50, and adjustment axis 50 are held tightly by the elastic force of flexible collar 60, and then prevent adjustment axis
50 rotate in the presence of the first wind spring 30.
Adjustment axis 50 are rotated by the elastic force that knob overcomes flexible collar 60, can roll or launch by adjustment axis 50
First connecting portion 33, the first reel portion 32 with the rotation synchronous expansion of adjustment axis 50 or rolls, thus realizing job step 31
Change.
Second wind spring 40 two ends include the second reel portion 42 and second connecting portion 43；First wind spring 30 is arranged on the second wind spring
On 40, the first reel portion 32 and the second reel portion 42 setting side by side up and down, during lifting seat 20 slide downward, the first wind spring 30 and
Two wind spring 40 synchronous expansion, the first wind spring 30 of top launches on the second wind spring 40 of lower section.Wherein, the second reel portion 42 leads to
Cross axle sleeve 71 and fixing axle 72 is arranged in mounting seat 70, mounting seat 70 is fixedly connected with lifting seat 20.
In the present embodiment, the job step 41 of the second wind spring 40 keeps constant, it is of course also possible to the company by the second wind spring 40
Socket part identical movement is arranged, and is adjusted by the job step adjusting the first wind spring 30 and the second wind spring 40 simultaneously and determines the big of force value
Little, now, the adjusting range determining force value is bigger.
In addition, the regulative mode of first connecting portion 33 can also be other modes, such as first connecting portion 33 is Metal Flake
When, on lifting seat 20 or support 10 along wind spring launch or the direction rolled on be arranged at intervals with some groups of connecting holes, first
Connecting portion 33 is fixedly connected on different group connecting holes by securing member, and the width value preset of the first wind spring 30 and the second wind spring 40 is not
With.
And locking mechanism can also be in the form of locking nut.
A kind of display lifting device structure that the present invention provides is simple, the first wind spring 30 being arranged in pairs and the second wind spring
Complementary after 40 expansion is parallelogram, by adjustment relative position up and down between the two, and then changes during expansion or volume
After providing the wind spring width summation supporting elastic force, the first wind spring 30 and the second wind spring 40 upper-lower position to determine when rising, wind spring width
Summation keeps constant.The size of support force can be adjusted from there through the original position adjusting the first wind spring 30, such that it is able to suitable
Display for different size.
Finally it should be noted that：Various embodiments above only in order to technical scheme to be described, is not intended to limit；To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, or wherein some or all of technical characteristic is entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (14)
1. a kind of display lowering or hoisting gear is it is characterised in that include：
Support and lifting seat,
Described lifting seat can slide up and down to setting on the bracket, and display is arranged on lifting seat；
It is provided with the first wind spring and the second wind spring between described support and described lifting seat；
When described lifting seat slides up and down, the first wind spring and the second wind spring synchronously gradually spread out or roll, the first wind spring and
The support force that two wind springs produce all trends towards forcing lifting seat to move up；
The position of the first wind spring and the second wind spring described support force of offer is equivalent portion；
The support force that second equivalent portion of the first equivalent portion of described first wind spring and the second wind spring is provided is all with wind spring
Roll or launch linearly to change, and the support force synchronous backward increase and decrease that the first equivalent portion and the second equivalent portion are provided；I.e.
During the first wind spring and the second wind spring are gradually synchronously rolled or are launched, the support force monotone increasing that the first equivalent portion is provided
Plus or reduce, support force monotone decreasing or increase that the second equivalent portion is provided, and the working as of the first wind spring and the second wind spring
The support force sum that amount portion is provided keeps constant；
The two ends activity setting of the first wind spring, makes the first wind spring and the second wind spring launch or roll up by adjusting the first wind spring
The support that relative movement, the first equivalent portion of the first wind spring and the second wind spring and the second equivalent portion are provided is occurred on the direction risen
Power value preset changes, and the support force sum that is, the equivalent portion of the first wind spring and the second wind spring is provided is changed to new steady state value.
2. display lowering or hoisting gear according to claim 1 is it is characterised in that described first wind spring and the second wind spring are by same
One material is made.
3. the display lowering or hoisting gear according to claims 1 or 2 is it is characterised in that the cross-sectional area in described equivalent portion
For equivalent aera, equivalent aera and described support force positive correlation；First equivalent aera of described first wind spring and the second wind spring
Second equivalent aera all rolling or launch linearly to change with wind spring, and the first equivalent aera and the second equivalent aera with
Step reversely increases and decreases；I.e. during the first wind spring and the second wind spring are gradually synchronously rolled or launched, the first equivalent aera is dull
Increase or minimizing, the second equivalent aera monotone decreasing or increase, and the value preset of the first equivalent aera and the second equivalent aera
Keep constant, the support force sum that the equivalent portion of the first wind spring and the second wind spring is provided keeps constant；
The two ends activity setting of the first wind spring, makes the first wind spring and the second wind spring launch or roll up by adjusting the first wind spring
Relative movement, the first equivalent aera of the first wind spring and the second wind spring and the value preset of the second equivalent aera is occurred to change on the direction risen
Become, that is, the value preset of the equivalent aera of the first wind spring and the second wind spring is changed to new steady state value.
4. display lowering or hoisting gear according to claim 3 is it is characterised in that described first wind spring and the second wind spring include
The job step of support force is provided in the range of described lifting seat effective travel；Described equivalent portion is laid in job step.
5. display lowering or hoisting gear according to claim 4 is it is characterised in that the work of described first wind spring and the second wind spring
Uniformly, the width that wind spring job step provides the equivalent portion of support force is equivalent width to industry section thickness,
Second equivalent width all rolling or opening up with wind spring of the first equivalent width of described first wind spring and the second wind spring
Open linear change, and the first equivalent width and the second equivalent width synchronization reversely increase and decrease；I.e. in the first wind spring and the second wind spring
Gradually synchronous roll or launch during, the first equivalent width monotone increasing or minimizing, the second equivalent width monotone decreasing
Or increase, and the value preset of the first equivalent width and the second equivalent width keeps constant, the equivalent of the first wind spring and the second wind spring
The support force sum that portion is provided keeps constant.
6. display lowering or hoisting gear according to claim 4 is it is characterised in that the work of described first wind spring and the second wind spring
Industry section constant width, the thickness that wind spring job step provides the equivalent portion of support force is equivalent depth,
All the rolling or opening up with wind spring of second equivalent depth of the first equivalent depth of described first wind spring and the second wind spring
Open linear change, and the first equivalent depth and the increase and decrease of the second equivalent depth synchronous backward；I.e. in the first wind spring and the second wind spring
Gradually synchronous roll or launch during, the first equivalent depth monotone increasing or minimizing, the second equivalent depth monotone decreasing
Or increase, and the value preset of the first equivalent depth and the second equivalent depth keeps constant.
7. display lowering or hoisting gear according to claim 5 is it is characterised in that the work of described first wind spring and the second wind spring
Industry section is trapezoidal after launching, two trapezoidal separately down and mutually opposing setting upwards, two are trapezoidal complimentary to one another and sliceable
Become a parallelogram.
8. display lowering or hoisting gear according to claim 7 it is characterised in that described trapezoidal for right-angled trapezium；Two ladders
Shape is complimentary to one another and rectangle that can be spliced into an equivalent width.
9. display lowering or hoisting gear according to claim 1 is it is characterised in that the two ends of described first wind spring include respectively
First reel portion and first connecting portion, the first reel portion is rotatably arranged on described support or lifting seat；Described first
Connecting portion is movable to be arranged on described lifting seat or support；By adjust first connecting portion so that the first reel portion is rolled or
Launch, so realize the first wind spring and the second wind spring launch or the direction rolled on there is the changing of the relative positions.
10. display lowering or hoisting gear according to claim 9 it is characterised in that described first connecting portion be Metal Flake,
It is arranged at intervals with some groups of connecting holes, the first connection on the direction launched along wind spring on described lifting seat or support or roll
Portion is fixedly connected on different group connecting holes so that the first wind spring and the second wind spring are in the side launching or roll by securing member
There is the changing of the relative positions relatively upwards.
11. display lowering or hoisting gears according to claim 9 are it is characterised in that described first connecting portion is wound on regulation
On axle, adjustment axis are rotatably arranged on described lifting seat or support, are rolled by rotation adjustment axis or launch described
First connecting portion, and then so that the first reel portion is launched or roll.
12. display lowering or hoisting gears according to claim 11 are it is characterised in that arrange on described lifting seat or support
For locking the locking mechanism of described adjustment axis.
13. display lowering or hoisting gears according to claim 12 are it is characterised in that described locking mechanism is adjusted for elastomeric overmold
The flexible collar of nodal axisn, flexible collar is sleeved in described adjustment axis, the elastic force of flexible collar by described adjustment axis hold tightly into
And produce sufficiently large friction torque to prevent adjustment axis from rotating in the presence of the first wind spring；Elastic card is overcome by external force
The friction torque of hoop rotates described adjustment axis, rolls or launches described first connecting portion, and then make described first reel portion exhibition
Open or roll.
The display of the display lowering or hoisting gear described in a kind of 14. employing any one of claim 1-13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198110.9A CN106439416B (en) | 2016-12-22 | 2016-12-22 | A kind of display lifting gear and its display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198110.9A CN106439416B (en) | 2016-12-22 | 2016-12-22 | A kind of display lifting gear and its display |
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| CN106439416A true CN106439416A (en) | 2017-02-22 |
| CN106439416B CN106439416B (en) | 2018-06-26 |
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| CN201611198110.9A Active CN106439416B (en) | 2016-12-22 | 2016-12-22 | A kind of display lifting gear and its display |
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| CN107559548A (en) * | 2017-09-27 | 2018-01-09 | 泰州市创新电子有限公司 | A kind of lifting support |
| CN109681742A (en) * | 2017-10-18 | 2019-04-26 | 天津三星电子有限公司 | A kind of supporter for display device |
| CN109729503A (en) * | 2019-03-07 | 2019-05-07 | 北京志远鸿通科技有限公司 | Outdoor terminal device detection system and traffic back-up environment monitoring system |
| CN114033945A (en) * | 2021-12-01 | 2022-02-11 | 联想(北京)有限公司 | Supporting device and electronic equipment |
| CN116557707A (en) * | 2023-07-07 | 2023-08-08 | 山东科技职业学院 | Novel display screen support frame |
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|---|---|
| CN106439416B (en) | 2018-06-26 |
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