CN107559548A - A kind of lifting support - Google Patents
A kind of lifting support Download PDFInfo
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- CN107559548A CN107559548A CN201710889003.9A CN201710889003A CN107559548A CN 107559548 A CN107559548 A CN 107559548A CN 201710889003 A CN201710889003 A CN 201710889003A CN 107559548 A CN107559548 A CN 107559548A
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- wind spring
- adjustment axis
- spring
- lifting seat
- column
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- 238000009434 installation Methods 0.000 claims description 7
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- 238000005516 engineering process Methods 0.000 description 3
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- 241000826860 Trapezium Species 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
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Abstract
The invention provides a kind of lifting support, and it includes：Base, column and lifting seat；The column is erected on the base；The first wind spring and the second wind spring are provided with the holding tank of column；When lifting seat slides up and down, first wind spring and the second wind spring synchronously gradually spread out or rolled, the support force that first wind spring and the second wind spring are provided linearly changes in expansion or turn-up process, and first the support force synchronous backward that is provided of wind spring and the second wind spring linearly increase and decrease, and the support force sum that the first wind spring and the second wind spring are provided keeps constant；Individually roll or deploy one in first wind spring and the second wind spring so that the changing of the relative positions occurs on the direction rolled or deployed for the first wind spring and the second wind spring, and the support force that the first wind spring and the second wind spring are provided and value change.The present invention is simple in construction, and support force size is adjustable, it is possible thereby to meet the use needs of the display of different size, versatility is preferable, greatly reduces production cost.
Description
Technical field
The present invention relates to display screen lifting support technical field, more particularly, to a kind of lifting support.
Background technology
In order that the position of display can quickly adjust the position that display is put according to the difference of user
And its height, it is adapted to 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 complete machine, rational lowering or hoisting gear is not only able to provide more preferable more comfortable use condition to user, while also can
It is enough to reduce the size to greatest extent, save space.
With the fast development of display screen technology, the manufacturing cost of display screen is more and more lower, while user is to display screen
Maximization is also increasingly pursued in size requirement, i.e., in the market is popular or the size of main product is increasing, or, it is desirable to simultaneously
Use multiple display screens；The fast development of computer, and user enrich constantly and various demand, it is desirable to display area
Constantly weed out the old and bring forth the new, constantly create and produce new product to meet customer need, improve the satisfaction of user.
Due to varying in weight for the displays such as different model, specification and multi-screen, and the support device of same specification
Power is fixed, and can not meet the requirement of versatility.
The content of the invention
It is an object of the invention to provide a kind of lifting support, to solve supporter for display device versatility in the prior art
The problem of poor.
To achieve the above object, a kind of lifting support provided by the invention, including：Base, column and lifting seat；
The column is erected on the base；The lifting seat, which can slide up and down to, to be arranged on the column；
The column interior edge short transverse is provided with holding tank, and the first wind spring and volume Two are provided with the holding tank
Spring；The both ends of first wind spring and the second wind spring are connected with the column with the lifting seat respectively, and are intended to force institute
State the support force that lifting seat moves up and then provides supporting display screen；
When the lifting seat slides up and down, the first wind spring and the second wind spring synchronously gradually spread out or rolled, the first wind spring
Linearly change in expansion or turn-up process with the support force that the second wind spring is provided, and the first wind spring and the second wind spring institute
The support force synchronous backward of offer linearly increases and decreases, and the support force sum that the first wind spring and the second wind spring are provided keeps constant；
Individually roll or deploy one in first wind spring and the second wind spring so that the first wind spring and the second wind spring
The changing of the relative positions occurs on the direction rolled or deployed, the support force that the first wind spring and the second wind spring are provided and value change.
Further, first wind spring includes the first reel portion, middle straight section portion and the second reel portion being sequentially connected；
The first reel portion is rotatably arranged on the column by adjustment axis；The second reel portion is rotatable
Ground is arranged on the lifting seat；
The first reel portion be relatively fixed in the circumferential wound on adjustment axis, (i.e. the first winder is synchronous with adjustment axis
Rotate) on, adjustment axis is rotatably arranged on the column, is rolled by rotating adjustment axis or is deployed the first reel portion,
The second reel portion is driven to deploy or roll by middle straight section portion simultaneously so that first wind spring and the volume Two
The relative changing of the relative positions occurs on the direction rolled or deployed for spring.
Further, second wind spring includes winding end and the connection bit end that both ends are oppositely arranged；The winding end can
It is rotatably arranged on the column or lifting seat；The connection bit end is connected on the lifting seat or column；
Or second wind spring includes the triple barrel portion and Volume Four cylinder portion that both ends are oppositely arranged；Triple barrel portion
It is rotatably arranged in respectively on the column and lifting seat with Volume Four cylinder portion.
Further, one end of the adjustment axis is provided with for preventing the first reel portion in first wind spring
The pressing friction mechanism rotated in the presence of stretch force moment.
Further, the column includes mounting bracket, and mounting bracket is removably disposed in the upper opening of the holding tank
Place；
First reel portion of first wind spring is rotatably arranged on the mounting bracket by the adjustment axis；It is described
One end of second wind spring is connected on the mounting bracket.
Further, the pressing friction mechanism includes the bullet being arranged between the adjustment axis and the column installation frame
Property part, elastic component, which is sleeved on, is intended to force a side end face of adjustment axis to act against on the end face of mounting bracket in the adjustment axis,
The torque that frictional force between regulation axial end and mounting bracket end face is acted in the adjustment axis is frictional resistance moment；It is described to rub
Wipe when the moment of resistance is more than the first wind spring maximum pull and act on torque in the adjustment axis.
Further, the pressing friction mechanism includes the friction pulley being rotatably arranged on the column installation frame,
Between friction pulley and the mounting bracket transition be either interference fitted or friction pulley and the mounting bracket between set resistance bullet
Spring；Transition, interference fit or resistance spring are used to cause between friction pulley and the mounting bracket phase mutual friction produces to be intended to
Prevent friction pulley pivoting friction resistance；
It is connected between the friction pulley and the adjustment axis, the power that the frictional resistance is acted in the adjustment axis
Square is frictional resistance moment；The frictional resistance moment acts on power in the adjustment axis when being more than the first wind spring maximum pull
Square.
Wherein, the drive connection mode between friction pulley and the adjustment axis is a lot, for example, friction pulley can be rubber or
Pinch roller made of person's plastic material, pinch roller be arranged in parallel with adjustment axis, pinch roller it is cylindrical be pressed against adjustment axis one end it is cylindrical on；
Or friction pulley is first gear, and one end of adjustment axis is provided with the second gear with the first gear engaged transmission.
And when adjusting manually, by overcoming the rotatable adjustment axis of frictional resistance moment, and realize the first wind spring and the second wind spring
Support make a concerted effort size adjustment.
The form of the pressing friction mechanism is a lot, such as can also be set in the holding tank of column or on mounting bracket
The grip block made of rubber or plastics elastomeric material, grip block are set with and clamp adjustment axis, rubbed caused by grip block
Wiping resistance can prevent the first reel portion from being rotated in the presence of the stretch force moment of first wind spring.
Further, first wind spring and the second wind spring by equal thickness sheet metal coil around into；Define described first
The position that wind spring and the second wind spring provide the support force is equivalent portion；The width in the equivalent portion is equivalent width, and equivalent is wide
Degree and the support force positive correlation；
First wind spring and the second wind spring are made up of identical material, the first equivalent width of first wind spring and second
Second equivalent width of wind spring rolling or deploy linear change with wind spring, and the first equivalent width and the second equivalent
Width synchronization reversely increases and decreases；I.e. during the first wind spring and the second wind spring are gradually synchronously rolled or deployed, the first equivalent is wide
Degree monotone increasing or reduction, the second equivalent width monotone decreasing or increase, the first equivalent width and the second equivalent width
Keep constant with value, the support force sum that the equivalent portion of the first wind spring and the second wind spring is provided keeps constant.
Further, first wind spring and the second wind spring, which are included in the range of the lifting seat effective travel, provides support
The job step of power；The equivalent portion is laid in job step；
In job step, the width of first wind spring and the width of the second wind spring rolling or deploy with wind spring
Linear inverse change；I.e. during the first wind spring and the second wind spring are gradually synchronously rolled or deployed, the width of the first wind spring
Degree is increased monotonically or reduced, the width monotone decreasing of the second wind spring or increase, and provides the first wind spring and the of support force
The width and value in two wind spring equivalent portions keep constant.
Further, first wind spring and the second wind spring job step expansion after be it is trapezoidal, two it is trapezoidal separately down
With upward mutually opposing setting, two trapezoidal complimentary to one another and can be spliced into a parallelogram.
Further, it is described it is trapezoidal be right-angled trapezium；Two trapezoidal complimentary to one another and can be spliced into an equivalent width
Rectangle.
Further, in addition to curved cross member and display screen mounting seat；
The curved cross member is arranged on the lifting seat；
At least two display screen mounting seats can be slidingly arranged on the curved cross member, shown for connecting
Screen.
Further, in the horizontal direction, the middle part of the curved cross member is fixedly connected with the lifting seat, the arc
Gradually stretched to close to the direction of display screen the left and right sides of crossbeam.
Further, guiding neck is provided with the curved cross member；
The display screen mounting seat is that arc squeezes aluminium sliding block, and arc squeezes on aluminium sliding block to be provided with to match with the guiding neck
The dop of conjunction, by dop and neck is oriented to, the arc squeezes aluminium sliding block and can be slidingly arranged on the curved cross member.
Further, the clip for card line is slidably provided with the guiding neck of the curved cross member.
Further, the holding tank is provided with strip gab in display screen side along short transverse, the lifting seat
Medial extremity is slidably disposed in the holding tank, and the outboard end of lifting seat stretches out from the opening to be installed with the display screen
Seat connection.
Further, the medial extremity of the lifting seat is fixedly installed link.
Second reel portion of first wind spring is rotatably arranged on the link；The winding of second wind spring
End is rotatably arranged on the link.
Further, short transverse is provided with guide groove on the left and right sides wall of the holding tank；The lifting seat
The left and right sides of medial extremity or the link is rotatably arranged with there is rolling member；Rolling member stretches into and is mounted slidably institute
State in guide groove, the cylindrical of rolling member is resisted against on the raceway of the guide groove.
Wherein rolling member can be roller, bearing or bearing pin etc..
Further, the bottom of the guide groove is equipped with the draw runner made of teflon material.
Further, it is provided with brake pad at left and right sides of the medial extremity of the lifting seat or the link；Friction
The medial extremity of block and the lifting seat is either provided with the elastic components such as spring or shell fragment between the link, and elastic component tends to
Abutted in forcing brake pad on the bottom surface of the guide groove.
Wherein brake pad can be made up of materials such as plastics, for improving feel when lifting seat slides up and down.
Further, the display screen mounting seat can be arranged on to pitching on the lifting seat up and down by drive-connecting shaft；Institute
State the torsion spring for being set with drive-connecting shaft and display screen being lifted for supporting.
Further, the double screen lifting support also includes the U-shaped guide plate being arranged on the lifting seat, guide plate
On be provided with the lateral surface slide-and-guide of the column coordinate guiding groove.
Using above-mentioned technical proposal, the present invention has the advantages that：
A kind of lifting support provided by the invention, it is simple in construction, it is easy to spread, and support force size is adjustable, thus may be used
To meet the use needs of the display of different size, versatility is preferable, greatly reduces production cost.
Brief description of the drawings
Below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the stereogram of lifting support provided in an embodiment of the present invention；
Fig. 2 is the stereogram of central post of the embodiment of the present invention；
Fig. 3 is the structural representation of central post of the embodiment of the present invention；
Fig. 4 is the structural representation of link and mounting bracket in the embodiment of the present invention；
Fig. 5 is the structural representation of the first wind spring and the second wind spring in the embodiment of the present invention；
Fig. 6 is the structural representation after the solution of link part in the embodiment of the present invention；
Fig. 7 is the scheme of installation at the second visual angle of the first wind spring and the second wind spring in the embodiment of the present invention；
Fig. 8 is the scheme of installation at the 3rd visual angle of the first wind spring and the second wind spring in the embodiment of the present invention；
Fig. 9 is the structural representation of the first wind spring in the embodiment of the present invention；
Figure 10 is the structural representation of the second wind spring in the embodiment of the present invention；
Figure 11 is the sectional view of central post of the embodiment of the present invention and lifting seat.
Reference：
1- rolling members；2- brake pads；3- shell fragments；4- left regulation wheels；5- clips；10- bases；20- lifting seats；21- links；
22- guide plates；30- columns；31- holding tanks；32- guide grooves；33- mounting brackets；34- lids portion；35- trunk portions；The 40- first volumes
Spring；41- adjustment axis；42- pressing frictions mechanism；The first reels of 43- portion；The second reels of 44- portion；Straight section portion among 45-；50-
Two wind springs；51- connection bit ends；52- winds end；60- curved cross members；61- display screen mounting seats.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the 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 creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
In the description of the invention, it is necessary to illustrate, 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 be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
With reference to specific embodiment the present invention will be further explained explanation.
As shown in Figure 1-2, a kind of lifting support that the present embodiment provides, including：Base 10, column 30 and lifting seat 20；
Column 30 is erected on base 10；Lifting seat 20, which can slide up and down to, to be arranged on column 30；
As shown in figs. 3-10, the interior edge short transverse of column 30 is provided with holding tank 31, and the first volume is provided with holding tank 31
The wind spring 50 of spring 40 and second；The both ends of first wind spring 40 and the second wind spring 50 are connected with column 30 with lifting seat 20 respectively, and are become
To in forcing lifting seat 20 to move up and then provide the support force of supporting display screen.
When lifting seat 20 slides up and down, the first wind spring 40 and the second wind spring 50 synchronously gradually spread out or rolled, the first volume
The support force that the wind spring 50 of spring 40 and second is provided linearly changes in expansion or turn-up process, and the first wind spring 40 and
The support force synchronous backward that two wind springs 50 are provided linearly increases and decreases, and the support force that the first wind spring 40 and the second wind spring 50 are provided
Sum keeps constant；
Individually roll or deploy one in the first wind spring 40 and the second wind spring 50 so that the first wind spring 40 and volume Two
The changing of the relative positions occurs on the direction rolled or deployed for spring 50, and the support force and value that the first wind spring 40 and the second wind spring 50 are provided change
Become.
As shown in Figures 2 and 4, column 30 includes mounting bracket 33, and mounting bracket 33 is removably disposed in the top of holding tank 31
Opening.The medial extremity of lifting seat 20 is fixedly installed link 21.
As shown in figure 9, the first wind spring 40 includes the first reel portion 43, the reel of middle straight section portion 45 and second being sequentially connected
Portion 44.
First reel portion 43 of the first wind spring 40 is rotatably arranged on mounting bracket 33 by adjustment axis 41；Second reel
Portion 44 is rotatably arranged on link 21 by bearing pin.One end of adjustment axis 41 is provided with left regulation wheel 4.
As shown in Figure 10, the second wind spring 50 includes winding end 52 and the connection bit end 51 that both ends are oppositely arranged；Wind end 52
It is rotatably arranged on the link 21 of lifting seat 20；Connection bit end 51 is connected to column 30 by fasteners such as screws and installed
On frame 33.
Specifically, the first reel portion 43 is rotatably arranged on the link 21 of column 30 by adjustment axis 41.
First reel portion 43 be relatively fixed in the circumferential wound on adjustment axis 41, (i.e. the first winder is same with adjustment axis 41
Step rotates) on, adjustment axis 41 is rotatably arranged on column 30, and the first reel is rolled or deploy by rotating adjustment axis 41
Portion 43, while drive the second reel portion 44 to deploy or roll by middle straight section portion 45 so that the first wind spring 40 and volume Two
The relative changing of the relative positions occurs on the direction rolled or deployed for spring 50.
Emphatically referring to shown in Fig. 7 and 8, one end of adjustment axis 41 is provided with for preventing the first reel portion 43 in the first wind spring
The pressing friction mechanism 42 rotated in the presence of 40 stretch force moment.
Pressing friction mechanism 42 includes the elastic component being arranged between adjustment axis 41 and the mounting bracket 33 of column 30, elastic component set
It is intended to force a side end face of adjustment axis 41 to act against on the end face of 30 mounting bracket of column 33 in adjustment axis 41, adjustment axis 41
The torque that frictional force between end face and the end face of mounting bracket 33 is acted in adjustment axis 41 is frictional resistance moment；Frictional resistance moment is big
Torque in adjustment axis 41 is acted on when the first 40 maximum pull of wind spring.
Wherein elastic component can be compress gasket, compression spring etc..
In addition, the embodiment of pressing friction mechanism 42 is a lot, in another example it includes being rotatably arranged in column 30 and pacified
Shelve friction pulley on 33, between friction pulley and mounting bracket 33 transition be either interference fitted or friction pulley and mounting bracket 33 between
Resistance spring is set；Transition, interference fit or resistance spring are used to cause that phase mutual friction to be produced between friction pulley and mounting bracket 33
The raw frictional resistance for being intended to prevent friction pulley from rotating；It is connected between friction pulley and adjustment axis 41, frictional resistance acts on
Torque in adjustment axis 41 is frictional resistance moment；Frictional resistance moment acts on adjustment axis 41 when being more than the first 40 maximum pull of wind spring
Upper torque.
Wherein, the drive connection mode between friction pulley and adjustment axis 41 is a lot, for example, friction pulley can be rubber or
Pinch roller made of plastic material, pinch roller be arranged in parallel with adjustment axis 41, pinch roller it is cylindrical be pressed against adjustment axis 41 one end it is cylindrical
On；Or friction pulley is first gear, and one end of adjustment axis 41 is provided with the second gear with first gear engaged transmission.
And when adjusting manually, by overcoming the rotatable adjustment axis 41 of frictional resistance moment, and realize the first wind spring 40 and second
The adjustment for supporting size of making a concerted effort of wind spring 50.
In another example pressing friction mechanism 42 can be set in the holding tank 31 of column 30 by bullets such as rubber or plastics
Property grip block made of material, grip block are set with and clamp adjustment axis 41, and frictional resistance caused by grip block can prevent first
Reel portion 43 rotates in the presence of the stretch force moment of the first wind spring 40.
Preferably, the first wind spring 40 and the second wind spring 50 by equal thickness sheet metal coil around into；Define the first wind spring 40
The position that support force is provided with the second wind spring 50 is equivalent portion；The width in equivalent portion is equivalent width, equivalent width and support force
Positive correlation；
First wind spring 40 and the second wind spring 50 are made up of identical material, the first equivalent width and volume Two of the first wind spring 40
Second equivalent width of spring 50 rolling or deploy linear change with wind spring, and the first equivalent width and the second equivalent
Width synchronization reversely increases and decreases；I.e. during the first wind spring 40 and the second wind spring 50 are gradually synchronously rolled or deployed, first works as
Measure width to be increased monotonically or reduce, the second equivalent width monotone decreasing or increase, the first equivalent width and the second equivalent are wide
Degree keeps constant with value, and the support force sum that the equivalent portion of the first wind spring 40 and the second wind spring 50 is provided keeps constant.
First wind spring 40 and the second wind spring 50 are included in the job step that support force is provided in the range of the effective travel of lifting seat 20；
Equivalent portion is laid in job step；
In job step, the width of the width of the first wind spring 40 and the second wind spring 50 rolling or deploy with wind spring
Linear inverse change；I.e. during the first wind spring 40 and the second wind spring 50 are gradually synchronously rolled or deployed, the first wind spring
40 width is increased monotonically or reduced, the width monotone decreasing of the second wind spring 50 or increase, and provides the first of support force
The width and value in the equivalent portion of 40 and second wind spring of wind spring 50 keep constant.
It is trapezoidal after the expansion of the job step of first wind spring 40 and the second wind spring 50, two trapezoidal separately down and mutual upwards
Oppositely arranged, two trapezoidal complimentary to one another and can be spliced into a parallelogram.It is further preferable that trapezoidal is right-angled trapezium；
Two rectangles that are trapezoidal complimentary to one another and can be spliced into an equivalent width.
Holding tank 31 is provided with strip gab in display screen side along short transverse, and the medial extremity of lifting seat 20 is slideably
It is arranged in holding tank 31, the outboard end of lifting seat 20 stretches out from opening to be connected with display screen mounting seat.
Second reel portion 44 of the first wind spring 40 is rotatably arranged on link 21；The winding end 52 of second wind spring 50
It is rotatably arranged on link 21.
Short transverse is provided with guide groove 32 on the left and right sides wall of holding tank 31；The medial extremity of lifting seat 20 or company
The left and right sides of frame 21 is connect rotatably arranged with there is rolling member 1；Rolling member 1 is stretched into and is mounted slidably in guide groove 32, rolling
The cylindrical of moving part 1 is resisted against on the raceway of guide groove 32.Wherein rolling member 1 can be roller, bearing or bearing pin etc..
The bottom of guide groove 32 is equipped with the draw runner made of teflon material.
The left and right sides of the link 21 of lifting seat 20 is provided with brake pad 2；Brake pad 2 is arranged on by the hook of both sides
On link 21, brake pad 2 is set movable on the direction of the bottom surface of guide groove 32, and brake pad 2 is interior with lifting seat 20
Shell fragment 3 is provided between side or link 21, shell fragment 3 is intended to force brake pad 2 to abut on the bottom surface of guide groove 32.
Wherein brake pad 2 can be made up of materials such as plastics, for improving feel when lifting seat 20 slides up and down.
Display screen mounting seat can be arranged on to pitching on lifting seat 20 up and down by drive-connecting shaft；It is set with and is used on drive-connecting shaft
The torsion spring of display screen is lifted in support.
As shown in figure 1, lifting support also includes curved cross member 60 and display screen mounting seat 61；
Curved cross member 60 is arranged on lifting seat 20；
At least two display screen mounting seats 61 can be slidingly arranged on curved cross member 60, for connecting display screen.
In the horizontal direction, the middle part of curved cross member 60 is fixedly connected with lifting seat 20, the left and right sides of curved cross member 60
Gradually stretched to close to the direction of display screen.
Guiding neck is provided with curved cross member 60；Display screen mounting seat 61 is that arc squeezes aluminium sliding block, and arc squeezes aluminium sliding block
On be provided with being oriented to the dop that is engaged of neck, by dop and be oriented to neck, arc squeezes aluminium sliding block and can slidingly set
Put on curved cross member 60.
Double screen lifting support also includes being arranged on U-shaped guide plate 22 on lifting seat 20, be provided with guide plate 22 with
The guiding groove that the lateral surface slide-and-guide of column 30 coordinates.
The clip 5 for card line is slidably provided with the guiding neck of curved cross member 60.
As shown in figure 11, column 30 includes：Trunk portion 35 and lid portion 34；
The holding tank 31 along short transverse is provided with trunk portion 35；
Trunk portion 35 is provided with the front side board of display side inside and outside along short transverse and connection holding tank 31
Notch；
Lid portion 34 and the front side board parallel interval of trunk portion 35 are set, lid portion 34 and the left and right mouth of front side board notch
Two lifting grooves along the bar shaped of short transverse are formed between；
(being from display screen to column on 30 perspective plane in projecting direction), lid on the projection plane parallel to front side board
Body portion 34 covers above-mentioned notch.Lifting seat 20 is provided with the slide portion 23 of hollow, the connection of lifting seat 20 in holding tank
Holding tank 31 stretches out from lifting groove in portion, and the outboard end of lifting seat 20 is connected with display.
Specifically, the shape of cross section of lifting groove is set to be tortuous, so that can not see from outside through lifting groove
Inside holding tank 31；Correspond to therewith, the connection cross section of lifting seat 20 is set for bending.
A kind of lifting support provided by the invention, it is simple in construction, it is easy to spread, and support force size is adjustable, thus may be used
To meet the use needs of the display of different size, versatility is preferable, greatly reduces production cost.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
- A kind of 1. lifting support, it is characterised in that including：Base, column and lifting seat；The column is erected on the base；The lifting seat, which can slide up and down to, to be arranged on the column；The column interior edge short transverse is provided with holding tank, and the first wind spring and the second wind spring are provided with the holding tank；Institute The both ends for stating the first wind spring and the second wind spring are connected with the column with the lifting seat respectively, and are intended to force the lifting Seat moves up and then provides the support force of supporting display screen；When the lifting seat slides up and down, the first wind spring and the second wind spring synchronously gradually spread out or rolled, the first wind spring and The support force that two wind springs are provided linearly changes in expansion or turn-up process, and the first wind spring and the second wind spring are provided Support force synchronous backward linearly increase and decrease, and the support force sum that is provided of the first wind spring and the second wind spring keeps constant；Individually roll or deploy one in first wind spring and the second wind spring so that the first wind spring and the second wind spring are being rolled up Rise or expansion direction on the changing of the relative positions occurs, the support force that the first wind spring and the second wind spring are provided and value change.
- 2. lifting support according to claim 1, it is characterised in that first wind spring includes the first volume being sequentially connected Cylinder portion, middle straight section portion and the second reel portion；The first reel portion is rotatably arranged on the column by adjustment axis；The second reel portion is rotationally set Put on the lifting seat；The first reel portion be relatively fixed in the circumferential in adjustment axis, adjustment axis is rotatably arranged in described vertical On post, rolled by rotating adjustment axis or deploy the first reel portion, while passed through middle straight section portion and drive second reel Deploy or roll in portion so that mistake relatively occurs on the direction rolled or deployed for first wind spring and second wind spring It is dynamic.
- 3. lifting support according to claim 2, it is characterised in that one end of the adjustment axis is provided with for preventing institute State the pressing friction mechanism that the first reel portion rotates in the presence of the stretch force moment of first wind spring.
- 4. lifting support according to claim 3, it is characterised in that the column includes mounting bracket, and mounting bracket is detachable Ground is arranged at the upper opening of the holding tank；First reel portion of first wind spring is rotatably arranged on the mounting bracket by the adjustment axis；Described second One end of wind spring is connected on the mounting bracket；The pressing friction mechanism includes the elastic component being arranged between the adjustment axis and the column installation frame, elastic component set On the end face for being intended to force a side end face of adjustment axis to act against mounting bracket in the adjustment axis, regulation axial end and peace It is frictional resistance moment to shelve the torque that the frictional force between end face is acted in the adjustment axis；The frictional resistance moment is more than institute Torque in the adjustment axis is acted on when stating the first wind spring maximum pull；Or the pressing friction mechanism includes being rotatably arranged in friction pulley on the column installation frame, friction pulley with Between the mounting bracket transition be either interference fitted or friction pulley and the mounting bracket between resistance spring is set；Transition, mistake Be full of cooperation or resistance spring be used for cause between friction pulley and the mounting bracket phase mutual friction produce be intended to prevention friction pulley Pivoting friction resistance；It is connected between the friction pulley and the adjustment axis, the frictional resistance acts on the adjustment axis On torque be frictional resistance moment；The frictional resistance moment acts on the adjustment axis when being more than the first wind spring maximum pull Upper torque.
- 5. lifting support according to claim 1, it is characterised in that first wind spring and the second wind spring are by equal thickness Sheet metal coil around into；The position for defining the first wind spring and the second wind spring offer support force is equivalent portion；It is described to work as The width in amount portion is equivalent width, equivalent width and the support force positive correlation；First wind spring and the second wind spring are made up of identical material, the first equivalent width of first wind spring and the second wind spring The second equivalent width rolling or deploy linear change with wind spring, and the first equivalent width and the second equivalent width Synchronous backward increases and decreases；I.e. during the first wind spring and the second wind spring are gradually synchronously rolled or deployed, the first equivalent width list Adjust increase or reduce, the second equivalent width monotone decreasing or increase, the first equivalent width and the second equivalent width and value Keep constant, the support force sum that the equivalent portion of the first wind spring and the second wind spring is provided keeps constant.
- 6. lifting support according to claim 5, it is characterised in that first wind spring and the second wind spring are included in described The job step of support force is provided in the range of lifting seat effective travel；The equivalent portion is laid in job step；In job step, the width of first wind spring and the width of the second wind spring rolling or deploy to be in line with wind spring Property inverse change；I.e. during the first wind spring and the second wind spring are gradually synchronously rolled or deployed, the width list of the first wind spring Adjust increase or reduce, the width monotone decreasing of the second wind spring or increase, and the first wind spring and volume Two of support force are provided The width and value in spring equivalent portion keep constant.
- 7. lifting support according to claim 6, it is characterised in that the job step exhibition of first wind spring and the second wind spring Be after opening it is trapezoidal, two it is trapezoidal separately down and upward mutually opposing setting, two are trapezoidal complimentary to one another and can be spliced into one Parallelogram.
- 8. lifting support according to claim 1, it is characterised in that also including curved cross member and display screen mounting seat；The curved cross member is arranged on the lifting seat；At least two display screen mounting seats can be slidingly arranged on the curved cross member, for connecting display screen；In the horizontal direction, the middle part of the curved cross member is fixedly connected with the lifting seat, the left and right two of the curved cross member Gradually stretched to close to the direction of display screen side.
- 9. lifting support according to claim 8, it is characterised in that guiding neck is provided with the curved cross member；The display screen mounting seat is that arc squeezes aluminium sliding block, and arc, which is squeezed on aluminium sliding block, is provided with what is be engaged with the guiding neck Dop, by dop and neck is oriented to, the arc squeezes aluminium sliding block and can be slidingly arranged on the curved cross member.
- 10. lifting support according to claim 1, it is characterised in that the holding tank is in display screen side along height side To strip gab is provided with, the medial extremity of the lifting seat is slidably disposed in the holding tank, the outboard end of lifting seat Stretch out from the opening and be connected with the display screen mounting seat；The medial extremity of the lifting seat is fixedly installed link；Second reel portion of first wind spring is rotatably arranged on the link；The winding end of second wind spring can It is rotatably arranged on the link；Short transverse is provided with guide groove on the left and right sides wall of the holding tank；The medial extremity of the lifting seat is described The left and right sides of link is rotatably arranged with there is rolling member；Rolling member is stretched into and is mounted slidably in the guide groove, rolling The cylindrical of moving part is resisted against on the raceway of the guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710889003.9A CN107559548A (en) | 2017-09-27 | 2017-09-27 | A kind of lifting support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710889003.9A CN107559548A (en) | 2017-09-27 | 2017-09-27 | A kind of lifting support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107559548A true CN107559548A (en) | 2018-01-09 |
Family
ID=60982110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710889003.9A Pending CN107559548A (en) | 2017-09-27 | 2017-09-27 | A kind of lifting support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107559548A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108272592A (en) * | 2018-02-01 | 2018-07-13 | 徐磊 | A kind of multi-functional seat board of paediatrics |
| CN108433430A (en) * | 2018-03-26 | 2018-08-24 | 崔慧 | A kind of bed body that bed board falls to normal price |
| CN108433431A (en) * | 2018-03-26 | 2018-08-24 | 刘瑷欣 | A kind of liftable bed |
| CN108953952A (en) * | 2018-08-21 | 2018-12-07 | 赵飞 | A kind of operation picture pick-up device bracket of portable charging |
| CN109326944A (en) * | 2018-10-24 | 2019-02-12 | 上海雷迪埃电子有限公司 | Compression joint mechanism for radio frequency (RF) coaxial connector assembly |
| CN110220092A (en) * | 2019-07-15 | 2019-09-10 | 铁力山（北京）控制技术有限公司 | Liftable is filled the span of a man's arms and two row multi-screen display support devices of pitching |
| CN110220091A (en) * | 2019-07-15 | 2019-09-10 | 铁力山（北京）控制技术有限公司 | Liftable and two row multi-screen display support devices of pitching |
| CN110425385A (en) * | 2019-07-30 | 2019-11-08 | 河源华盈科技有限公司 | A kind of combination of liquid crystals display screen |
| 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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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108272592A (en) * | 2018-02-01 | 2018-07-13 | 徐磊 | A kind of multi-functional seat board of paediatrics |
| CN108433430A (en) * | 2018-03-26 | 2018-08-24 | 崔慧 | A kind of bed body that bed board falls to normal price |
| CN108433431A (en) * | 2018-03-26 | 2018-08-24 | 刘瑷欣 | A kind of liftable bed |
| CN108953952A (en) * | 2018-08-21 | 2018-12-07 | 赵飞 | A kind of operation picture pick-up device bracket of portable charging |
| CN109326944A (en) * | 2018-10-24 | 2019-02-12 | 上海雷迪埃电子有限公司 | Compression joint mechanism for radio frequency (RF) coaxial connector assembly |
| CN109326944B (en) * | 2018-10-24 | 2024-04-09 | 上海雷迪埃电子有限公司 | Crimping mechanism for assembling radio frequency coaxial connector |
| CN110220091A (en) * | 2019-07-15 | 2019-09-10 | 铁力山（北京）控制技术有限公司 | Liftable and two row multi-screen display support devices of pitching |
| CN110220092B (en) * | 2019-07-15 | 2024-01-26 | 北京铁力山科技股份有限公司 | Two-row multi-screen display supporting device capable of lifting, embracing and pitching |
| CN110220091B (en) * | 2019-07-15 | 2024-01-26 | 北京铁力山科技股份有限公司 | Lifting and pitching two-row multi-screen display supporting device |
| CN110220092A (en) * | 2019-07-15 | 2019-09-10 | 铁力山（北京）控制技术有限公司 | Liftable is filled the span of a man's arms and two row multi-screen display support devices of pitching |
| CN110425385A (en) * | 2019-07-30 | 2019-11-08 | 河源华盈科技有限公司 | A kind of combination of liquid crystals display screen |
| 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 |
| CN116557707B (en) * | 2023-07-07 | 2023-09-19 | 山东科技职业学院 | Novel display screen support frame |
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Application publication date: 20180109 |