CN201412651Y

CN201412651Y - Bracket of pneumatic lifting type flat-panel display

Info

Publication number: CN201412651Y
Application number: CN2009200969594U
Authority: CN
Inventors: 李森
Original assignee: Tianjin Samsung Electronics Display Co Ltd
Current assignee: Tianjin Samsung Electronics Co Ltd
Priority date: 2009-06-02
Filing date: 2009-06-02
Publication date: 2010-02-24
Anticipated expiration: 2019-06-02

Abstract

The utility model relates to a bracket of a pneumatic lifting type flat-panel display, which comprises a base, a retractable pillar, and a connecting part with the upper end of the pillar connected with the display housing, and is characterized in that the retractable pillar consists of a cylindrical upper pillar, a cylindrical lower pillar, a pillar-shaped pneumatic spring and an upper pillar housing; the pillar-shaped pneumatic spring retractable rod facing downward is vertically fixed on the connecting part, the cylindrical upper pillars with a plurality of ribs arranged on the outer wall periphery thereof is sleeved on the outer part of the pneumatic spring, the cylindrical lower pillar is connected in sliding combination with the upper pillar inserted into the cylindrical cavity thereof through the axial groove on the inner wall periphery thereof which is matched with the upper pillar ribs, and the lower end of the lower pillar is fixed on base; the pillar-shaped pneumatic springretractable rod is fixed on the base; the upper pillar housing is sleeved at the outer part of the upper pillar, and the gap between the upper pillar housing and the upper pillar is larger than the maximum thickness of the cylindrical upper pillar wall. The utility model has the benefits of stable spring force, low noise, exquisite structure, reduced volume, lowered packaging and transporting cost.

Description

Pneumatic lifting flat panel display carriage

Technical field

The utility model relates to a kind of flat panel display carriage, relates in particular to a kind of pneumatic lifting flat panel display carriage.

Background technique

Along with development of semiconductor, display technology has also produced deep reform, and traditional C RT display device just develops towards thin flat panel display directions such as LCD, PDP, LED, and the carriage of flat panel display also develops to the direction with lifting function from fixed.But from existing market, the lifting displacement of rise-fall type carriage mainly is to realize by metal spring.There is following defective in this metal spring elevator mechanism: (1) because the metal spring volume is big, the pillar of employing metal spring is generally flattened elastic, the profile clumsiness is not attractive in appearance, and packaging volume is big, causes cost of transportation to rise.Spring force instability when (2) metal spring stretches causes quality instability when producing in batches, and the big working environment that influences of noise.

The model utility content

Main purpose of the present utility model is at the problems referred to above, provides that a kind of spring force is stable, noise is low, delicate structure, reduces volume, reduces the pneumatic lifting flat panel display carriage of packing and cost of transportation.

The technological scheme that its technical problem that solves the utility model adopts is:

A kind of pneumatic lifting flat panel display carriage, comprise pedestal, telescopic post, be located at the link that the column upper end connects display housing, it is characterized in that described telescopic post mainly is made of tubular upper prop, tubular lower prop, cylindricality pneumatic spring and upper prop sheath body; Described cylindricality pneumatic spring is vertically fixed on the described link down with its flexible rod, it is outside and be fixed on the described link that the tubular upper prop that can move up and down that many axial fins are set in outer wall ring week is sleeved on pneumatic spring, described tubular lower prop is by the axial groove and the upper prop sliding connection that moves down in its chamber of insertion of the axial fin coupling of a plurality of and described upper prop of its inwall ring week setting, and the lower end of lower prop is fixed on the described pedestal; The flexible rod of described cylindricality pneumatic spring passes down the column casing chamber and is fixed on the described pedestal; Described upper prop sheath body is sleeved on the upper prop outside, and the gap of upper prop sheath body and tubular upper prop is greater than the maximum ga(u)ge of tubular lower prop barrel.

The fixedly connected rubber pad of pole bottom end on described.

Corresponding position is provided with locking aperture respectively in the cylindrical shell bottom of described upper prop, lower prop, is used for when in the column casing chamber under the whole insertions of upper prop and two holes overlap, by inserting the lock pin locking upper prop in described two holes.

The lower end of described lower prop and pneumatic spring flexible rod is connected with substrate by fixing bottom-plate.

The beneficial effects of the utility model are: owing to adopted the pneumatic spring elevator mechanism, spring force is stable, the carriage descending operation is steady, noise is little, the pneumatic spring that adopts is a cylindricality, radial dimension is little, and it is cylindrical that pillar is become by flattened elastic, and volume reduces, width dimensions than the pillar of existing flattened elastic shears has dwindled 40mm-50mm, the profile exquisiteness is attractive in appearance, packaging volume reduces, cost of transportation reduces, for manufacturer and with bringing interests per family.

Description of drawings

Fig. 1 is an assembly structure schematic representation of the present utility model;

Fig. 2 is the sectional structure schematic representation of lower prop among Fig. 1;

Fig. 3 is a form structure schematic representation of the present utility model.

Among the figure: 1 link, 2 scaffolds, 3 cards, 4 horizontal top plate, 5 pneumatic springs, 6 upper prop sheath bodies, sheath body before the sheath body behind 61 upper props, 62 upper props, 7 upper props, 71 fins, 8 bayonet sockets, 9 hole clippings, 10 buckles, 11 rubber pads, 12 flexible rods, 13 lower props, 14 lock pins, 15 lockpin holes, 16 fixing bottom-plates, 17 trips, 18 clips, 19 grooves, 20 pedestals, 21 holes, 22 screws.

Below in conjunction with drawings and Examples the utility model is described in detail.

Embodiment

Fig. 1 is a mounting structure schematic representation of the present utility model;

Fig. 2 is the structural profile schematic representation of lower prop among Fig. 1;

Fig. 1～Fig. 3 illustrates a kind of pneumatic lifting flat panel display carriage, comprise pedestal 20, telescopic post, be located at the link 1 that the column upper end connects display housing, adopted the rotary type link in this example, it is characterized in that above-mentioned telescopic post mainly is made of tubular upper prop 7, tubular lower prop 13, cylindricality pneumatic spring 5 and upper prop sheath body 6; Above-mentioned cylindricality pneumatic spring 5 is vertically fixed on the horizontal top plate 4 of being located at above-mentioned link 1 down with its flexible rod 12, the tubular upper prop 7 that can move up and down that many axial fins 71 are set in outer wall ring week be sleeved on pneumatic spring 5 outside and be fixed on the scaffold 2 of above-mentioned link 1, the axial groove 19 and upper prop 7 sliding connections that move down insertion its chamber in of above-mentioned tubular lower prop 13 by axial fin 71 couplings of a plurality of and the above-mentioned upper prop 7 that is provided with in its inwall ring week, the lower end of lower prop 13 is fixed on the said base 20; The flexible rod 12 of above-mentioned cylindricality pneumatic spring passes 13 chambeies of lower prop and is fixed on the said base 20; In actual fabrication, assemble for ease of technology, the lower end of above-mentioned lower prop 13 and pneumatic spring flexible rod 12 is connected with substrate 20 by fixing bottom-plate 16, and fixing bottom-plate 16 snaps in the hole 21 of substrate 20 by the trip 17 that is provided with on it, and is fixed on the substrate 20 with screw 22.Flexible rod 12 passes from fixing bottom-plate 16 center holes, and the end is fixed with clip 18.Above-mentioned upper prop sheath body 6 is sleeved on upper prop 7 outsides and is fixed on the above-mentioned link 1, and the gap of upper prop sheath body 6 and tubular upper prop 7 is greater than the maximum ga(u)ge of tubular lower prop 13 barrels, when upper prop 7 and upper prop sheath body 6 are moved down.The cylindrical shell of lower prop 13 can insert in this gap.In actual fabrication, upper prop sheath body 6 is to be made of sheath body 61 two-part behind sheath body before the upper prop 62 and the upper prop, before and after on the bayonet socket 8 that two sheath bodies are provided with by top separately respectively and the above-mentioned horizontal top plate 3 card 3 of corresponding setting plug together fixing, the both sides of upper prop sheath body buckle into respectively by the buckle 10 on the back sheath body 61 interconnect in the hole clipping 9 of preceding sheath body 62 correspondences fixing.At the fixedly connected rubber pad 11 of above-mentioned upper prop 7 bottom ends, for buffer function is played in the lifting displacement of pneumatic spring 5.Pneumatic spring is the commercially available prod.

Corresponding position is provided with lockpin hole 15 respectively in the cylindrical shell bottom of above-mentioned upper prop 7, lower prop 13, is used for when upper prop 7 all inserts the coincidence of in 5 chambeies of lower prop and two holes, by the lock pin 14 locking upper props 7 that insert above-mentioned two holes.At this moment, can make the telescopic post compression be fixed on the shortest length, but reduced volume is convenient to packing, transportation.

During use, when downward pulling carriage upper supporting column part, pneumatic spring 5 compressions, flexible rod 12 retractions reduce display device; When the upper supporting column part that upwards spurs carriage, pneumatic spring stretches, flexible rod extension lengthening, and display device raises.The integral elevating power of carriage and location are provided by pneumatic spring and frictional force.Lifting power is steady in the lifting process, and noise is little.

The above only is a preferred embodiment of the present utility model, is not shape material of the present utility model and structure are done any pro forma restriction.Every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims

1, a kind of pneumatic lifting flat panel display carriage, comprise pedestal, telescopic post, be located at the link that the column upper end connects display housing, it is characterized in that described telescopic post mainly is made of tubular upper prop, tubular lower prop, cylindricality pneumatic spring and upper prop sheath body; Described cylindricality pneumatic spring is vertically fixed on the described link down with its flexible rod, it is outside and be fixed on the described link that the tubular upper prop that can move up and down that many axial fins are set in outer wall ring week is sleeved on pneumatic spring, described tubular lower prop is by the axial groove and the upper prop sliding connection that moves down in its chamber of insertion of the axial fin coupling of a plurality of and described upper prop of its inwall ring week setting, and the lower end of lower prop is fixed on the described pedestal; The flexible rod of described cylindricality pneumatic spring passes down the column casing chamber and is fixed on the described pedestal; The valve jacket of helping pull a cart on described is contained in the upper prop outside, and the gap of upper prop sheath body and tubular upper prop is greater than the maximum ga(u)ge of tubular lower prop barrel.

2, pneumatic lifting flat panel display carriage according to claim 1 is characterized in that the fixedly connected rubber pad of pole bottom end on described.

3, pneumatic lifting flat panel display carriage according to claim 1 and 2, it is characterized in that locking aperture being set respectively at the cylindrical shell bottom of described upper prop, lower prop corresponding position, be used for when in the column casing chamber under the whole insertions of upper prop and two holes overlap, by inserting the lock pin locking upper prop in described two holes.

4, pneumatic lifting flat panel display carriage according to claim 1 and 2 is characterized in that the lower end of described lower prop and pneumatic spring flexible rod is connected with substrate by fixing bottom-plate.