CN205424319U - Slim support frame of internal rail formula of arc - Google Patents

Abstract

The utility model relates to a display support frame, especially slim, it includes a base, a support sets up on the base, and the support is along vertically being equipped with a holding spout, two slide rails contain two inner rails, and this inner rail has the removal portion that is the plate body form, two outer rails set up on relative two inside walls each other of holding spout, a lifting module contains two and links firmly respectively in the relative flank of two inner rails, an at least spring holding spare is located in the support, and the spring of at least necessarily doing all can, the end of wherein convoluteing rotationally sets up on spring holding spare and total plane and the perpendicular to slide rail that the pivoted axis is on a parallel with this two slide rail vertical, and on every pull end was connected to lifting module, the elasticity that provides a balanced usefulness makeed the display lead the way the footpath along smooth track and when going up and down to remove, can follow and stop, wherein slide rail and support are arc and the mutual adaptation around common horizontal axis, and this horizontal axis is for being on a parallel with the working face just along controlling the orientation and lieing in display device the place ahead.

Description

The slim bracing frame of rail in arc body

Technical field

This utility model relates to a kind of bracing frame for supporting display device lifting on work surface, particularly relate to slide rail and support requirement slim and be arcuate structure can the display bracket (note: the display device of this utility model indication of arc lifting, also display for short or display screen, including the display LCDs of movable picture, display or display screen, including all-in-one desktop machine, POS and panel computer etc.).

Background technology

During various display devices are widely used to live now, its major part of display device is display, display is substantially with liquid crystal display as main flow at present, liquid crystal display is a kind of display approximating tabular, itself cannot be stood voluntarily, it is necessary to could use with the support of the support meanss such as bracing frame.

In order to facilitate use, actually used middle needs of the biggest multi-display can lift, and the adjustment of this adjustable height is by using the elevating mechanism in bracing frame to realize balance display gravity, and the element great majority that elevating mechanism is used for producing equilibrant are all to use fixed force spring, this spring is its pulling force substantially constant when drawing process, and display that can be preferably constant with gravity mates and balances.At present, its structure of display device lifting support frame of prior art the most close with this utility model specifically includes that a base, the support being connected on base, accommodating chute it is provided with in support, groove two medial wall vis-a-vis is respectively provided with a ball-type slide rail, one sets the lifting module being connected in two slide rails and can move relative to described support oscilaltion, certain force spring, described fixed force spring rotating winding end is connected with lifting module with described support respectively with another relative stretching end, comprise in lifting module and set the bearing plate being connected with fixed display devices, thus produced the elastic force of corresponding balance display gravity when described lifting module is in the most described support oscilaltion by fixed force spring and make the display can be with stopping, and descending operation is light.Certainly, supporter for display device is in addition to providing lifting support function, being also equipped with of having adjusts the function at the multiple angle of inclination of display and corresponding mechanism, and final bracing frame enables display to be positioned in applicable user by user required function to view and admire on height and position and the angle of inclination of picture.

But its two ball-type slide rails used of prior art, its outer rail, the transverse shape of interior rail and ball rack is all approximately U-shaped, the U-shaped opening shape structure of interior rail transverse section, because it has opening, its opening size must occupy large-size, cause whole slide rail thickness big, then cause backing thickness also the biggest, unanimously cannot be installed in slim support, the most ultra-thin thin bracing frame cannot be realized, the most often run into the support frame structure that this kind of backing thickness requirement is thin, often can only select to abandon, seriously limit the range of product, especially increasingly pursue the current of ultra-thin bracing frame people, the aesthetic taste demand new to such slim bracing frame so that people cannot be met.

Moreover, the ball slide rail of this prior art construction, its outer rail, interior rail, ball racks etc. are all linear structure, the most suitable support is linear the most accordingly, its slide rail is only capable of the guide path providing straight line, the most therefore, the lifting module using the display bracket of this kind of ball slide rail is only able to linearly path shift reciprocately and rolls, and limit the design of display bracket mechanism and range, it is limited to this structural factor, its outward appearance is dull, unsightly, appearance and modeling does not has feature, when lifting uses, visual angle can not preferably meet ergonomics.

And the more and more outward appearance more advocating and focusing on product of consumer in recent years, particularly its slim and line of beauty, require that bracing frame product structure is thinner with moulding, easily portable, more attractive, more feature, display screen lifting time to viewing visual angle more favourable, therefore the linear ball slide rail of prior art and support cannot meet these requirements due to above reason, and purposes is restricted.Therefore how by the improvement of structure, make the ball slide rail of prior art and support can be employed for the display bracket product with arc guide path, it has also become one of important topic that display bracket industry to be solved.

In view of this, it is provided that a kind of bracing frame that can solve the problem that above-mentioned disappearance, the most great demand and development potentiality.

Summary of the invention

The purpose of this utility model is by using the structure improving the particularly interior rail of slide rail, thus considerably reduce the thickness of interior rail, decrease the thickness of slide rail the most accordingly, the most whole slide rail can provide guide path along circular arc, and adaptive circular arc and slim support use, thus the display bracket that a kind of backing thickness requirement can be provided extremely thin and can lift along circular arc, its moulding is made to have the unique outward appearance of curve beautiful, meet people's demand to slim bracing frame, the visual angle change of beholder when more meeting lifting.For reaching above-mentioned purpose, this utility model is to use following scheme to realize:

The slim bracing frame of rail in a kind of arc body, supports for display device lifting on work surface, it is characterised in that including:

One base, is arranged on work surface；

One support, is arranged on this base, and this support is along longitudinally being provided with one houses chute；

Two slide rails, described each slide rail is the outer rail comprising a transverse section substantially U-shaped, the interior rail of a plate body shape；Several balls, one are located between this interior rail and this outer rail accommodating, are spaced each ball and ball rack that transverse section is substantially U-shaped；nullThe opening of the U-shaped of this two outer rail is fixed on two medial walls relative to each other being formed at this accommodating chute the most abreast，Described interior rail has the moving part stretched in this outer rail U-shaped opening and in plate body shape，Longitudinally it is provided with several ball along this outer rail respectively between two relative outside wall surface of this moving part with two relative internal faces in this outer rail U-shaped opening，And support mutually along the longitudinal track groove being provided with adaptive this ball rolling of this outer rail and this track groove with these balls several respectively on respectively this wall adjacent with these balls several，Described retainer is provided with the hole of corresponding several ball in order to be spaced、Accommodate each ball，The U-shaped opening direction of this ball rack each is consistent with the U-shaped opening direction of this outer rail matched，Finally make this interior rail can be constrained to along the longitudinally reciprocal slip of this outer rail through the rolling of these several balls，With friction when rail moves in this outer rail in reducing、Noise and rock gap，Realize slide rail slimming simultaneously；

One lifting module, comprises the pitching hinge unit between a slide assemblies, a bearing plate, the company of setting and this slide assemblies and this bearing plate；This bearing plate is in order to a fixed display device and can carry out pitching rotation by this pitching hinge unit；This slide assemblies is partially disposed in this accommodating chute, and this slide assemblies comprises two relative flanks, and described two flanks are respectively fixedly connected with this interior rail respective of slide rail described in two, makes this slide assemblies can slide along this slide rail guide path；

At least one spring retention part, is located in this support；And

At least certain force spring, shaped by steel disc, comprise a winding end and the stretching end relative to this winding end, this winding end of each of which is rotatablely arranged on this spring retention part and the axis of this rotation is in left-right direction and to be parallel to work surface, this stretching end each is connected on this slide assemblies, so that when this lifting module is along this slide rail guide path lifting moving, this fixed force spring is provided that the elastic force of a balance makes the display device can be with stopping；

The described outer rail of wherein said slide rail, moving part and the described ball rack of described interior rail are around the circular arc warp architecture of common horizontal axis and are mutually adapted and phase mutual energy can do circular arc relative movement, and this horizontal axis is to be parallel to work surface and in left-right direction and be positioned at the front of display device；Each its curvature of described circular arc selects determine and be mutually adapted between 0.55-1.9 scope, in order to obtain optimal viewing angle during eustasy；The slide rail of described support adaptive described circular arc bending；Described slide assemblies can be around this horizontal axis along this circular arc lifting carriage through this slide rail；

Further, described spring retention part is the working of plastics of a bulk, and its upper surface has the cancave cambered surface coincideing with this winding end cambered surface, and described cancave cambered surface houses, accepts this winding end of this fixed force spring, makes this winding end can trackslip on this cancave cambered surface；Described fixed force spring winding end external diameter is less than 15 millimeters.

Further, described spring retention part is to include that the rotating shaft being arranged on this support, a pivot are enclosed within the axle sleeve in this rotating shaft, and this winding end of this fixed force spring is enclosed within this axle sleeve and can rotate around this shaft axis, and this winding end side surface each is provided with anti-attrition catch；Described fixed force spring winding end external diameter is less than 15 millimeters.

Further, this steel disc of described fixed force spring is two or three and is adjacent to mutually be composited, in order to this winding end outside dimension increase few in the case of be greatly increased elastic force；The external diameter of described fixed force spring winding end is less than 15 millimeters.

Further, this lifting module has further included a rotation pivot assembly, if being connected between this pitching hinge unit and this bearing plate, makes this display device can pivot around the axis being perpendicular to this bearing plate plate face.

Further, having further included one and laterally swung pivot assembly, if being connected between this support and this base, having made this support to laterally swing by the most described work surface.

Further, wherein said slide assemblies is partially accommodated within described accommodating chute, described support arranges a chute cover plate in the opening part of described accommodating chute, and described chute cover plate is provided with two long rabbets, with can be through two described long rabbets and oscilaltion for described slide assemblies；The another forward and backward side of described support is respectively equipped with plastics protecgulum and plastic rear cover, in order to be coated with this support, makes outward appearance more preferable；Another described chute cover plate 22 and plastics protecgulum 23 and plastic rear cover 24, the slide rail of also fit circular arc shape bending and support carry out adapted curvature and are one curve modeling.

Further, described support portion on the lower is provided with the through wires hole that fore-and-aft direction is through, and the cable for display device passes.

Further, described fixed force spring is two and divides two rows to arrange in support, and it provides elastic force of balance jointly, in order to relative to the external diameter of minimizing fixed force spring winding end under the most total elastic force requirement, make support thinner.

nullThe beneficial effects of the utility model are: its rail structure uses the moving part with plate body shape by interior rail，Realize slim，Thus considerably reduce the thickness of interior rail，Decrease the gross thickness of slide rail the most accordingly，Thus can provide in the display lifting support frame that backing thickness requirement is extremely thin，Meanwhile，Whole slide rail is correlated with each part all around the formation arc-shaped structure of same level axis，The interior rail moving part of circular arc can be made circular arc lifting in the outward appearance U-shaped of circular arc adapted curvature around this horizontal axis and guide，The eustasy visual angle of display preferably viewing，Thus the while of providing a kind of backing thickness requirement extremely thin again can arc lifting display bracket，The most corresponding circular arc of the outward appearance of its support，Moulding has the line of beauty，There is the strongest outward appearance aesthetic characteristics，Meet at present people to slim、The needs of portable bracing frame，And make its range of expansion.

Accompanying drawing explanation

Fig. 1 is the schematic perspective view of the slim bracing frame of rail in this utility model arc body；

Fig. 2 is that the axle of the slim bracing frame of rail surveys decomposing schematic representation in this utility model arc body；

Fig. 3 is the cross-sectional schematic of symmetrical of the slim bracing frame of rail in this utility model arc body；

Fig. 4 is the interior a kind of embodiment slide rail cross-sectional configuration cross-sectional schematic arranged of the slim bracing frame of rail in this utility model arc body.

[symbol description]

1 base

2 supports

21 house chute

22 chute cover plates

221 long rabbets

23 plastics protecgulums

24 plastic rear cover

25 through wires holes

3 fixed force springs

31 winding ends

32 stretching ends

33 rotating shafts

34 axle sleeves

35 anti-attrition catch

4 lifting modules

41 slide assemblies

411 flanks

42 pitching hinge unit

43 bearing plates

44 rotation pivot assemblies

5 slide rails

51 outer rails

Rail in 52

521 moving parts

53 balls

54 ball racks

6 laterally swing pivot assembly.

Detailed description of the invention

For above-mentioned purpose, technical characteristic and advantage can be become apparent, below by way of particular specific embodiment and coordinate accompanying drawing to describe embodiment of the present utility model in detail, person skilled in the art can be understood the possible deformation of this utility model and further advantage and effect easily by content disclosed in the present specification.

Should be noted that, this specification institute accompanying drawing its structure illustrated, ratio, size etc., all it is only used for coordinating the content disclosed in description, for the understanding of skilled worker and the reading of being familiar with this field, it is not intended to limit the enforceable qualifications of this utility model, therefore to not having technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, under not affecting effect that this utility model can be generated by and the purpose that can reach, all should still fall in the range of the technology contents disclosed in this utility model is contained.In like manner, please note, such as relating on " in this specification ", D score, "front", "rear", the term such as "left", "right" be from operator's general orientation from the point of view of display screen direction for accompanying drawing, also terms such as " one " is included, all it is merely and is easy to understanding of narration, not for limiting the enforceable scope of this utility model, suitably being altered or modified of its relativeness, without under substantial technological content alteration, including various modifications and change etc., when also should be regarded as the enforceable scope of this utility model.

The content that separately note that in this detailed description of the invention in all brackets as without particularly pointing out, method that the institute that is all only referred to embodiment implements, uses or a structure.

Referring to Fig. 1 to Fig. 3, the slim bracing frame of rail in this utility model one arc body, for display device(or display, do not illustrate)Lifting on work surface supports, it is characterised in that including:

One base 1(employing platy structure), it is arranged on work surface(such as desktop, do not illustrate)；

One support 2(this example uses aluminium diecasting, certainly may be used without stamping parts and combines aluminium diecasting；Also can bottom be aluminum Die casting, the first half is Al squeezing material, and then both methods such as be connected are constituted), it is arranged on this base 1(this support 2 leads to That often erects is arranged on base 1), this support 2 is along longitudinally being provided with one houses chute 21(its leading flank indent is formed and puts in a skylight The groove of shape, substantially above-below direction)；

Two slide rail 5(The most referring also to Fig. 4),Described each slide rail 5 is the outer rail 51 comprising a transverse section substantially U-shaped, the interior rail 52 of a plate body shape；Several balls 53, one are located between this interior rail 52 and this outer rail 51 accommodating, are spaced each ball 53 and ball rack 54 that transverse section is substantially U-shaped；nullThe opening of the U-shaped of this two outer rail 51 is fixed on two medial walls relative to each other being formed at this accommodating chute the most abreast，Described interior rail 52 has the moving part 521 stretched in this outer rail 51U shape opening and in plate body shape，Longitudinally it is provided with several ball 53 along this outer rail 51 respectively between two relative outside wall surface of this moving part 521 with two relative internal faces in this outer rail 51U shape opening，And support along the longitudinal track groove being provided with adaptive this ball 53 rolling of this outer rail 51 and this track groove with these ball 53 phases several respectively on respectively this wall adjacent with these balls 53 several，Described retainer is provided with the hole of corresponding several ball 53 in order to be spaced、Accommodate each ball 53，The U-shaped opening direction of this ball rack 54 each is consistent with the U-shaped opening direction of this outer rail 51 matched，Finally make this interior rail 52 can be constrained to along this longitudinally reciprocal slip of outer rail 51 through the rolling of these several balls 53，With friction when rail 52 moves in this outer rail 51 in reducing、Noise and rock gap，Realize slide rail slimming simultaneously；Particularly this kind slide rail 5 is owing to have employed this interior rail of plate body shape 52 is the thinnest without U-shaped opening, and the interior rail structure that transverse section is U-shaped being different from plain ball shape slide rail, because commonly The U-shaped opening of interior rail and to cause interior rail 52 size of the plate body shape of its size ratio much larger, cause slide rail overall dimensions to increase accordingly And it is unfavorable for the slim of support 2；

One lifting module 4, comprises a slide assemblies 41(employing plate-like piece punching structure or employing die casting are integrally formed), a bearing plate 43(for tabular punching structure), pitching hinge unit 42 between the company of setting and this slide assemblies 41 and this bearing plate 43(pertain generally to the hinge arrangement pivoted around the axle of general horizontal, in order to adjust the pitching visual angle of display；Can set on its hinge axis Having torque spring, these torque spring two ends support this slide assemblies 41 and this bearing plate 43 respectively, can increase as known in industry If both packings produce part and the structure of frictional force, all in order to moment produced by balance portion display screen gravity, make adjustment more Light)；This bearing plate 43 is in order to fixed(reality can make coupling type so that Quick Release display, can be by industry known features)One display device also can carry out pitching rotation by this pitching hinge unit 42；This slide assemblies 41 is partially disposed in this accommodating chute 21(namely this slide assemblies 41 another part is in the outside in this accommodating chute 21 front), this slide assemblies 41 comprises two relative flanks 411(this two flank 411 can suitably do a little bending according to reality so that the interior rail 52 of connecting sliding rail 5), described two flanks 411 are respectively fixedly connected with slide rail 5 described in twoEach shouldInterior rail52, make this slide assemblies 41 can slide along this slide rail 5 guide path；

At least one spring retention part, is located in this support 2(position top in the accommodating chute 21 of support 2)；And

At least certain force spring 3(using one), spring steel plate shape(shaping for winding process known in the industry), this fixed force spring 3 comprises a winding end 31 and the stretching end 32 relative to this winding end 31, and this winding end 31 of each of which is rotatablely arranged on this spring retention part and the axis of this rotation is in left-right direction and to be parallel to work surface,(i.e. The described fixed force spring 3 installation site in this support 2 for just to put, certainly described in left-right direction obviously in support 2 not left and right For during rotation),This stretching end 32 each is connected on this slide assemblies 41(use at stretching end 32 apertured screw lock in this slip On assembly 41, certainly, this stretching end may be alternatively configured hook, between the two mutually with the hooking structure of corresponding matching also can reach by Fixed force spring 3 is fixed on the effect on slide assemblies 41, therefore, the stretching end 32 of fixed force spring 3 and the connection of slide assemblies 41 Mode is not limited thereto), in order to when this lifting module 4 is along this slide rail 5 guide path lifting moving, this fixed force spring 3 is provided that the elastic force of a balance(substantially with display gravity etc. quite, concrete by conventionally calculation in the industry)Make the display device can be with stopping(because power is the most in a basic balance)；

The described outer rail of wherein said slide rail, moving part and the described ball rack of described interior rail are around the circular arc warp architecture of common horizontal axis and are mutually adapted that (circular arc of each longitudinal components such as the most described moving part 521, described ball rack 54 and the U-shaped opening inner side wall of outer rail 51 is adaptive, could not interfere) and phase mutual energy can do circular arc relative movement, this horizontal axis is to be parallel to work surface and in left-right direction and be positioned at the front (the generally position of operator, it is advantageous to visual angle ratio) of display device；Each its curvature of described circular arc selects determine and be mutually adapted between 0.55-1.9 scope, so that (actual surface is advantageous in this curvature range internal ratio to obtain optimal viewing angle during eustasy, this is the center of circle of the eye locations generally radius because of operator, obviously, during circular arc lifting, display screen can the eye of aligned in general operator always, its use is more convenient, without the visual angle of secondary fine setting pitching after general lifting)；The slide rail of described support adaptive described circular arc bending (the most described accommodating chute 21 should the outer rail 51 profile circular arc bending of adaptive circular arc bending, could fit connected well, certainly, support 2 profile curve transition the most therewith by favourable moulding)；Described slide assemblies can be around this horizontal axis along this circular arc lifting carriage through this slide rail.

Further, described spring retention part is that the plastics of a bulk house saddle(use the plastics such as POM or nylon Part), this accommodating saddle is fixed on this support 2(using the known manner such as screw lock or containing screens to fix), the upper surface of this accommodating saddle has the cancave cambered surface coincideing with this winding end 31 cambered surface(in the arrangement of this example, this cancave cambered surface is upward), described cancave cambered surface houses, accepts this winding end 31 of this fixed force spring 3, makes this winding end 31 can trackslip on this cancave cambered surface(the most between the two Also additionally can produce useful frictional force because of mutually the supporting contact of face, can improve lifting feel, certainly its friction force value Size also wants suitable, the most grease-added etc.)；This structure is because of commonly used in the trade, relatively simple, therefore arranges in detail and do not illustrate in structure chart.Another described fixed force spring 3 is less than 15 millimeters along the external diameter of described winding end 31(with above-mentioned, support 2 thin, it is clear that to determine power Winding end 31 external diameter of spring 3 also should be less, and what reality was proper is relatively good less than 15 millimeters (including 15 millimeters))。

FurtherSelectable a kind of embodiment structure of described spring retention part (this section refer to), described spring retention part is the rotating shaft 33 including being arranged on this support 2(compare on position top in using steel axle that support 2 is set, above slide rail 5 Preferably, concrete fixing means can be multiple), a pivot be enclosed within the axle sleeve 34 in this rotating shaft 33(the employing plastics such as POM or nylon are Good), this winding end 31 of this fixed force spring 3 is enclosed within this axle sleeve 34 and can rotate around this rotating shaft 33 axis(when pulling this stretching When holding 32), this winding end 31 side each is provided with anti-attrition catch 35(use the plastics such as POM or nylon preferably, anti-fastening power bullet Spring 3 winds end 31 and may wear to other adjacent part along this axial positioning of rotating shaft 33；This anti-attrition catch 35 can make centre borehole jack It is contained in this rotating shaft 33, or for the sake of simplicity, two these anti-attrition catch 35 are the most a piece of also can be with one end one of this axle sleeve 34 Shaping, another sheet is enclosed within this rotating shaft 33, it is clear that also has other alternative method a lot, is not limited to this)；Described fixed force spring 3 is less than 15 millimeters along described winding end 31 external diameter(want support 2 thin, it is clear that the external diameter of the winding end 31 of fixed force spring 3 also should be less, real What border was proper is relatively good less than 15 millimeters (including 15 millimeters), no more than 15 millimeters)。

Further, this steel disc of described fixed force spring 3 is two or three and is adjacent to mutually be composited(its width, thickness etc. Being generally identical, what particularly outward appearance was total appears like what a steel disc wound up, and this example two panels is combined), in order in the case of this winding end 31 overall dimensions increases seldom, it is greatly increased elastic force(its obviously)；This structure is because of relatively simple, therefore for illustrating in figure；The external diameter of described fixed force spring 3 is less than 15 millimeters(with above-mentioned, support 2 thin, it is clear that fixed force spring 3 winds end 31 External diameter also should be less, actual proper for relatively good less than 15 millimeters (including 15 millimeters))。

Further, this lifting module 4 has further included a rotation pivot assembly 44, if being connected between this pitching hinge unit 42 and this bearing plate 43, makes this display device can pivot around the axis being perpendicular to this bearing plate 43 plate face(by pivot pivot joint two The structure needing the part of mutual rotation reaches to be easy to user and adjusts viewing display picture in a desired fashion.Namely be used for adjusting The luffing angle of whole bearing plate 43, makes display device allow when differing heights user can finely tune display the most again according to demand and sets The standby angle presented；As being not required to this function, it is possible to remove or reached by the part of the mutual rotation of screw lock two).

Further, having further included one and laterally swung pivot assembly 6, if being connected between this support 2 and this base 1, having made this support 2 to laterally swing by the most described work surface(also it is to need the structure of part of mutual rotation to reach just by pivot pivot joint two Viewing display picture is adjusted in a desired fashion) in user。

Further, wherein said slide assemblies 41 is partially accommodated within described accommodating chute 21, and described support 2 arranges a chute cover plate 22 in the opening part of described accommodating chute 21(having the dust-proof and beauty function of covering), described chute cover plate 22 is provided with two long rabbets 221, can pass with for described slide assemblies 41(part for slide assemblies 41)Two described long rabbets 221 and oscilaltion；The another forward and backward side of described support 2 is respectively equipped with plastics protecgulum 23 and plastic rear cover 24(plastics protecgulum 23 and moulding Material bonnet 24 can use mutual fastener method to fix with support 2 three), in order to be coated with this support 2, make outward appearance more preferable；Described chute cover plate 22, plastics protecgulum 23 and plastic rear cover 24, also answer slide rail that fit circular arc shape bends and support to carry out adapted curvature and be one curve modeling.

Further, described support 2 portion on the lower is provided with the through through wires hole of fore-and-aft direction 25(after plastics protecgulum 23 and plastics Lid 24 opens through hole accordingly), the cable for display device passes.

Further, described fixed force spring 3 is two and point two rows arrangement in support 2(the rest may be inferred, as three Individual fixed force spring 3, divides three arrangements to put the most up and down；The method being contained on spring retention part as each winding end 31 described Ditto there are two class modes, thus concrete non-shows in detail, Fig. 3 can be participated in roughly, for the layout of two rows fixed force spring, Fig. 2 is only Show the fixed force spring of a row),It jointly provides elastic force of balance, in order to relatively reduces fixed force spring 3 under the most total elastic force requires and winds the external diameter of end 31, make support 2 thinner (external diameter is little, elastic force minimizing, butIn support 2, space above-below direction is extremely Few two arrangements put fixed force spring 3 to be further added by total elastic force to not reducing, and thus can solve the fixed force spring of an only little external diameter of row The problem that elastic force is inadequate)。

Should be noted that, for main structure and annexation can be clearly appeared from, members such as pitching hinge unit 42,

Rotation pivot assembly 44, the pivot assembly 6 etc. that laterally swings all eliminate the part of partial interior or structure illustrates, simultaneously the least because of circular arc bending curvature, also it is easier to understand, draw for simplifying, therefore Fig. 1 uses straight line or mode of facing directly to draw, do not draw by actual circular arc profile, in like manner slide rail and support 2 and plastics front and rear covers are not drawn by circular arc bending by Fig. 2 with chute cover plate, but refer to Fig. 3, simultaneously by aforesaid explanation, person with usual knowledge in their respective areas is it will be readily appreciated that the structure of the present embodiment.

nullIn sum，The slim bracing frame of rail in this utility model arc body，Its rail structure uses the moving part with plate body shape by interior rail，Realize slim，Thus considerably reduce the thickness of interior rail，Decrease the gross thickness of slide rail the most accordingly，Thus can provide in the display lifting support frame that backing thickness requirement is extremely thin，Meanwhile，Whole slide rail is correlated with each part all around the formation arc-shaped structure of same level axis，The interior rail moving part of circular arc can be made circular arc lifting in the outward appearance U-shaped of circular arc adapted curvature around this horizontal axis and guide，The eustasy visual angle of display preferably viewing，Thus the while of providing a kind of backing thickness requirement extremely thin again can arc lifting display bracket，The most corresponding circular arc of the outward appearance of its support，Moulding has the line of beauty，There is the strongest outward appearance aesthetic characteristics，Meet at present people to slim、The needs of portable bracing frame，And make its range of expansion.

The foregoing is only preferable possible embodiments of the present utility model; only it is used for enumerating enforcement of the present utility model and in order to explain technical characteristic of the present utility model; non-therefore limit to scope of patent protection of the present utility model; therefore the equivalence techniques change such as using this utility model description and accompanying drawing content to be done, it is both contained in the protection domain that this utility model is advocated.

Claims (9)

1. the slim bracing frame of rail in arc body, supports for display device lifting on work surface, it is characterised in that including:

One base, is arranged on work surface；

One support, is arranged on this base, and this support is along longitudinally being provided with one houses chute；

Two slide rails, described each slide rail is the outer rail comprising a transverse section substantially U-shaped, the interior rail of a plate body shape；Several balls, one are located between this interior rail and this outer rail accommodating, are spaced each ball and ball rack that transverse section is substantially U-shaped；nullThe opening of the U-shaped of this two outer rail is fixed on two medial walls relative to each other being formed at this accommodating chute the most abreast，Described interior rail has the moving part stretched in this outer rail U-shaped opening and in plate body shape，Longitudinally it is provided with several ball along this outer rail respectively between two relative outside wall surface of this moving part with two relative internal faces in this outer rail U-shaped opening，And support mutually along the longitudinal track groove being provided with adaptive this ball rolling of this outer rail and this track groove with these balls several respectively on respectively this wall adjacent with these balls several，Described retainer is provided with the hole of corresponding several ball in order to be spaced、Accommodate each ball，The U-shaped opening direction of this ball rack each is consistent with the U-shaped opening direction of this outer rail matched，Finally make this interior rail can be constrained to along the longitudinally reciprocal slip of this outer rail through the rolling of these several balls，With friction when rail moves in this outer rail in reducing、Noise and rock gap，Realize slide rail slimming simultaneously；

One lifting module, comprises the pitching hinge unit between a slide assemblies, a bearing plate, the company of setting and this slide assemblies and this bearing plate；This bearing plate is in order to a fixed display device and can carry out pitching rotation by this pitching hinge unit；This slide assemblies is partially disposed in this accommodating chute, and this slide assemblies comprises two relative flanks, and described two flanks are respectively fixedly connected with this interior rail respective of slide rail described in two, makes this slide assemblies can slide along this slide rail guide path；

At least one spring retention part, is located in this support；And

At least certain force spring, shaped by steel disc, comprise a winding end and the stretching end relative to this winding end, this winding end of each of which is rotatablely arranged on this spring retention part and the axis of this rotation is in left-right direction and to be parallel to work surface, this stretching end each is connected on this slide assemblies, so that when this lifting module is along this slide rail guide path lifting moving, this fixed force spring is provided that the elastic force of a balance makes the display device can be with stopping；

The described outer rail of wherein said slide rail, moving part and the described ball rack of described interior rail are around the circular arc warp architecture of common horizontal axis and are mutually adapted and phase mutual energy can do circular arc relative movement, and this horizontal axis is to be parallel to work surface and in left-right direction and be positioned at the front of display device；Each its curvature of described circular arc selects determine and be mutually adapted between 0.55-1.9 scope, in order to obtain optimal viewing angle during eustasy；The slide rail of described support adaptive described circular arc bending；Described slide assemblies can be around this horizontal axis along this circular arc lifting carriage through this slide rail.

2. the slim bracing frame of rail in arc body as claimed in claim 1, it is characterized in that, described spring retention part is the working of plastics of a bulk, its upper surface has the cancave cambered surface coincideing with this winding end cambered surface, described cancave cambered surface houses, accepts this winding end of this fixed force spring, makes this winding end can trackslip on this cancave cambered surface；Described fixed force spring winding end external diameter is less than 15 millimeters.

3. the slim bracing frame of rail in arc body as claimed in claim 1, it is characterized in that, described spring retention part is to include that the rotating shaft being arranged on this support, a pivot are enclosed within the axle sleeve in this rotating shaft, this winding end of this fixed force spring is enclosed within this axle sleeve and can rotate around this shaft axis, and this winding end side surface each is provided with anti-attrition catch；Described fixed force spring winding end external diameter is less than 15 millimeters.

4. the slim bracing frame of rail in the arc body as described in claim 1,2 or 3, it is characterised in that this steel disc of described fixed force spring is two or three and is adjacent to mutually be composited, in order to be greatly increased elastic force in the case of this winding end outside dimension increases seldom；The external diameter of described fixed force spring winding end is less than 15 millimeters.

5. the slim bracing frame of rail in the arc body as described in claim 1,2 or 3, it is characterized in that, this lifting module has further included a rotation pivot assembly, if being connected between this pitching hinge unit and this bearing plate, makes this display device can pivot around the axis being perpendicular to this bearing plate plate face.

6. the slim bracing frame of rail in arc body as claimed in claim 5, it is characterised in that having further included and laterally swung pivot assembly, if being connected between this support and this base, having made this support to laterally swing by the most described work surface.

7. the slim bracing frame of rail in arc body as claimed in claim 6, it is characterized in that, wherein said slide assemblies is partially accommodated within described accommodating chute, described support arranges a chute cover plate in the opening part of described accommodating chute, described chute cover plate is provided with two long rabbets, with can be through two described long rabbets and oscilaltion for described slide assemblies；The another forward and backward side of described support is respectively equipped with plastics protecgulum and plastic rear cover, in order to be coated with this support, makes outward appearance more preferable；Another described chute cover plate, plastics protecgulum and plastic rear cover, the slide rail of also fit circular arc shape bending and support carry out adapted curvature and are one curve modeling.

8. the slim bracing frame of rail in arc body as claimed in claim 7, it is characterised in that described support portion on the lower is provided with the through wires hole that fore-and-aft direction is through, and the cable for display device passes.

9. the slim bracing frame of rail in the arc body as described in claim 1,2,3,6,7 or 8, it is characterized in that, described fixed force spring is two and point two rows arrangement in support, it provides the elastic force of balance jointly, relative to the external diameter of minimizing fixed force spring winding end under the most total elastic force requires, to make support thinner.