CN2524811Y

CN2524811Y - Advance and retreat lifting device for movable small stage

Info

Publication number: CN2524811Y
Application number: CN 02206333
Authority: CN
Inventors: 徐湘棻; 徐湘官
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-02-27
Filing date: 2002-02-27
Publication date: 2002-12-11
Anticipated expiration: 2012-02-27

Abstract

The utility model relates to an advance and retreat lifting device for movable small stage, which is characterized in that two parallel sharp tracks are arranged on a platform, a track wheel of a sliding platform is arranged on the sharp track in a sliding way, two guide rails are arranged on the external sides of the parallel sharp tracks and form an L shape relatively, two guide sheets are combined with and match with the two external sides of the sliding platform and form an inverted F shape relatively, and the two inverted F-shaped horizontal sheets clamp a horizontal sheet of the L-shaped guide rail; however, the utility model is pivoted with the lower end of a group of parallel linkage mechanisms at the back end of the platform, the parallel linkage mechanism consists of an upper group linkage and a lower group linkage, the upper end of the two linkages is also pivoted with a small stage to form the parallel linkage mechanism, a telescopic rod is pivoted with the sliding platform, and the upper end of the telescopic rod is pivoted with the upper group linkage. The utility model has the advantages that operation can be changed flexibly to expand performing exhibition space; the device can move forward and backward in a sliding way stably and cannot dump; the device can provide a safe dynamic performance space while stably loading various advancing and retreating movement line of the performer and showing rich diversity of performing style.

Description

The advance and retreat lowering or hoisting gear of movable woodwing

Technical field

The utility model relates to the advance and retreat lowering or hoisting gear of a kind of stage lifting device, particularly a kind of movable woodwing.

Background technology

As checking and approving No. the 370035th, bulletin on September 11st, 88, and in [the lift stage () of mobile stage truck] novel patent case in Taiwan of No. the 87210167th, on June 25th, 87 application, its device is as described in its claim major event, stage vehicle is to be a mainboard at headstock rear horizontal plane, headstock rear and with main to pull vertical be to be connected and fixed a backup plate reclines, other establishes one horizontal, the rail body of the fixedly shape of ∏ shape, rail body blind end vertical fixing is on backup plate, be hinged with a location-plate with level, location-plate is that a plate body is locked one first cylinder pressure on the both sides, bottom surface with each pivot of parallel groove direction, be primarily characterized in that: wherein in the location-plate free end connection group that is pivoted, the connection group is to comprise two pairs of connecting rods, in the terminal portion that connects that forms of each side of location-plate, with two connecting rods that are pivoted in the portion side of connecing, at the horizontal rib that connects more than between the connecting rod of both sides, wherein the cylinder shaft end for first cylinder pressure articulates in a buttress bottom surface, and each connecting rod end in addition is articulated in a stage frame side; The stage frame is a tabular station plate, and at one end the connecting rod place is convexly equipped with the thick portion that connects of meat to articulate connection rod set relatively.

The above device, the lifting of its woodwing is to utilize the principle start of parallel rod and the lifting of fixing a point; The moving-wire of its rising must be to edge up with camber line forward, and descending then must be backward with the camber line degradation, i.e. the moving-wire of its rise and fall is that stereotyped being finalized changed.Stage there is no the function that advance and retreat move, can not advance and retreat at arbitrary height, or in front and back position fixed point lifting arbitrarily; So that the performance activity of stage therefore be limited to stiff, narrow, the level of performance reduced or go discount greatly.

So how to improve the elevator stage device design of this class mobile stage truck, make the activity of woodwing can more polynary variation, make the activity space of performance be drawn back expansion more, be the difficulty place that the utility model institute desire row solves.

Summary of the invention

Technical problem to be solved in the utility model is, above-mentioned deficiency at prior art, and provide the advance and retreat lowering or hoisting gear of the movable woodwing of a kind of safety and stability, folding backward, it can forward and backward advance and retreat and upper and lower lifting map function flexibly, to improve the elegant visual effect of performance exhibition on the platform.

Above-mentioned technical problem of the present utility model is realized by following technical scheme.

A kind of advance and retreat lowering or hoisting gear of movable woodwing, it is characterized in that: mainly on a table top, establish two parallel pointed tracks, one slides the set rail wheel of platform is slidedly arranged on this pointed track, establish twice in the parallel pointed track outside again and be " Γ " shape guide rail relatively, cooperate and to slide platform two outer side engagement the guide card that is handstand " F " shape is relatively arranged, it is stable that two transversal flaps clamping " Γ " shape guide rail transversal flaps of handstand " F " shape and guiding slide; And in platform rear end and one group comprise group connecting rod on organize once that connecting rod forms the lower end of parallel linkage articulate, two small ends are formed a parallel linkage with woodwing pivot joint again, organize connecting rod in sliding the expansion link that is pivoted on the platform on the upper end pushing tow, parallel rod can be gone up lift to stretch or folding and unfolding downwards in sliding on the platform, can steady horizontal lifting and support woodwing.

Except that above-mentioned essential features, in specific implementation process, also can replenish following technology contents:

Wherein sliding a platform and a cylinder pressure articulates and promotes to slide; And the expansion link of group connecting rod is a cylinder pressure on the pushing tow.

Wherein slide and establish the parallel rod that an elastic buffer component supports downward folding and unfolding on the platform, parallel rod also engages two shock-absorbing pin downwards in addition, is sliding on the platform in folding and unfolding and is supporting as buffering.

Wherein woodwing articulates a leading portion lamellar body by a hinge and forms, and respectively is provided with one in both sides The shape sheet, A locating hole is respectively established in one outer end and a upper end of shape sheet, and the both sides relative position that is engaged in the leading portion lamellar body passes through a keyhole.

Wherein woodwing can be articulated by front and back two lamellar bodies and form, and makes not the time spent folding that preceding lamellar body can be pivoted backward.

Wherein the woodwing dual-side is in conjunction with a plurality of sleeve pipes, and the vertical rod sleeve that a hand banisters is relative is combined in these a plurality of sleeve pipes.

Wherein slide platform and establish one group of roller in addition, be engaged between the two pointed rollers and set up the twice planar tracks, this group roller is located on the twice planar tracks of being set up, so that its roll-sliding to be provided.

The utility model mainly is to establish two parallel orbits to provide one to slide the platform linear guiding and slide on a table top, in platform rear end and one group by one on group connecting rod and the lower end pivot joint of organizing the parallel linkage that connecting rod forms once, two small ends are formed a parallel linkage with woodwing pivot joint again, organize connecting rod in sliding the expansion link that is pivoted on the platform on the upper end pushing tow, parallel rod can be gone up lift to stretch or platform is slided in folding and unfolding downwards, can horizontal lifting and support woodwing; Its parallel orbit outside is established twice and is " Γ " shape guide rail relatively, cooperates sliding platform two outer side engagement that the guide card that is handstand " F " shape is relatively arranged, and makes the transversal flaps and guiding of two transversal flaps clamping " Γ " shape guide rails of handstand " F " shape slide stable.

Advantage of the present utility model is:

1, this activity woodwing can forward and backward advance and retreat and upper and lower lifting map function flexibly, to improve the elegant visual effect of performance exhibition on the platform.

2, this activity woodwing can carry the stable lifting of performing artist by the horizontal lifting of parallel linkage and unlikelyly topple over, and the performance space of a safety and stability of performing artist is provided.

3, the advance and retreat lowering or hoisting gear of this activity woodwing, it can be drawn back without woodwing the time and be against the rear of table top, and with woodwing backward folding to avoid occupying table space.

Now conjunction with figs. is enumerated a specific embodiment, introduces structure content of the present utility model in detail, and the function and benefit that can reach is as back:

Description of drawings

Fig. 1 is an isometric front view of the present utility model.

Fig. 2 is a reverse side three-dimensional combination figure of the present utility model.

Fig. 3 is the schematic perspective view that the utility model slides platform.

Fig. 4 is the three-dimensional exploded view of the utility model woodwing.

Fig. 5 is the utility model woodwing folding floor map one.

Fig. 6 is the utility model woodwing folding floor map two.

Fig. 7 is that illustration is implemented in advance and retreat action of the present utility model.

Fig. 8 is that lifting action of the present utility model is implemented illustration.

Fig. 9 is the floor map that parallel rod elevating mechanism decline buffering of the present utility model supports.

The specific embodiment

Be tow sides schematic perspective view of the present utility model as shown in Figure 1, 2, it is mainly to establish two planar tracks 11 to provide and one slide two groups of roller 21 line slidings of platform 20 front ends on a table top 10; Provide and slide two groups of rail wheel 22 linear guidings of both sides, platform 20 rear end in addition with the pointed track 12 of twice in parallel orbit 11 outsides; Establish relative " Γ " shape guide rail 13 of twice again in pointed track 12 outsides, cooperate and to slide 20 liang of outer side engagement of platform and have and be handstand " F " shape guide card 23 relatively, make the transversal flaps of handstand " F " shape 23 liang of transversal flaps clampings of guide card " Γ " shape guide rail 13 and guide slide stable.

Cooperate shown in Figure 3ly, establish a cylinder pressure 14 sliding platform 20 downsides on the table top 10, push away 24 and engage with sliding platform 20 front ends one, slide on the platform 20 appropriate location with a sleeve 25 sheathed springs 251 so that its push shaft 141 is terminal; As shown in Figure 2, in the platform rear end parallel with two groups one on the lower end of connecting rod 31 and a lower link 32 articulate, the upper end of two groups of upper and lower connecting

rods

31,32 articulates with a woodwing 40 again, articulate with upper end and last group of connecting rod 31 inboard pivot seats 311 with push shaft 331 in sliding the cylinder pressure 33 that is pivoted on the platform 20, and form a parallel rod elevating mechanism 30, parallel linkage 30 can engage two shock-absorbing pin 34 downwards in last group of connecting rod 31.

Figure 4 shows that woodwing perspective exploded view of the present utility model, promptly wherein woodwing 40 articulates a leading portion lamellar body 42 compositions with a hinge 41, respectively establishes one in both sides in addition Shape sheet 43,

A locating hole 431 is respectively established in two outer ends of shape sheet 43, is engaged in leading portion lamellar body 42 and passes through a keyhole 421 in both sides, and can engage a plurality of sleeve pipes 44 in leading portion lamellar body 42 dual-sides provides a hand banisters 45 relative vertical rod 451 sleeves to make up; Its leading portion lamellar body 42 when launching forward keyhole 421 (see figure 6)s with The locating hole 431 in shape sheet 43 outsides can wear the location by a pilot pin relatively the time.

Shown in Figure 6 is the folding schematic diagram of the utility model woodwing, promptly when woodwing its leading portion lamellar body 42 of time spent upright shape of harvest that can make progress not, make its keyhole 421 with

The locating hole 431 of shape sheet 43 upsides is relative, is upright to the folding shape and wear the location with pilot pin; Or also can be again be against and fold shape as shown in Figure 6 on the parallel rod to layback.

Figure 7 shows that the planar gesture schematic diagram of stage of the present utility model advance and retreat, what promptly it was carrying parallel linkage 30 and woodwing 40 slides platform 20, can be subjected to the push shaft 141 flexible pushing tows of a cylinder pressure 14 on the table top 10 and outwards or inside sliding back and forth.

Figure 8 shows that the planar gesture schematic diagram of the utility model stage lifting, be that its parallel rod elevating mechanism 30 can be by pivot seat 311 pushing tows of these cylinder pressure 33 push shafts 331 upper ends by last group of connecting rod 31, and a kind of parallel lifting interlock of woodwing 40 formation that makes down group connecting rod 32 and articulated is pushing away woodwing 40 and is rising or descend.

Figure 9 shows that the floor map that the utility model parallel rod elevating mechanism decline buffering supports, promptly when parallel rod elevating mechanism 30 drops to minimum bottom dead centre, except that providing the buffering carrying of parallel rod elevating mechanism 30 by sliding a sleeve 25 set springs 251 on the platform 20, group connecting rod 31 also forms a kind of two pass buffering that cushion support with upright the support in sliding platform 20 tables of the shock-absorbing pin 34 that its both sides were engaged downwards on it, and enabling steadily descends lands.

Device by above-mentioned specific embodiment, the advance and retreat lowering or hoisting gear of movable woodwing of the present utility model, the dynamic performance space of a safety of performing artist can be provided, and stable carrying performing artist can forward and backward advance and retreat and upper and lower lifting operate flexibly, with the various advance and retreat lifting moving-wire of conversion, present various abundant rendition style, improve the elegant visual effect of performance exhibition on the platform, can draw back in time spent not again and be against the rear of table top 10, and with woodwing 40 backward folding to avoid occupying the space on the table top 10.

In sum, when knowing usability and progressive on the industry of the utlity model has, and the utility model do not see any publication, also has a novelty, when the regulation that meets Patent Law, proposes novel patent application in accordance with the law.

Claims

1, a kind of advance and retreat lowering or hoisting gear of movable woodwing, it is characterized in that: on a table top, establish two parallel pointed tracks, one slides the set rail wheel of platform is slidedly arranged on this pointed track, establish twice in the parallel pointed track outside again and be " Γ " shape guide rail relatively, platform two outer side engagement are slided in cooperation the guide card that is handstand " F " shape relatively, two transversal flaps clamping " Γ " the shape guide rail transversal flaps of standing upside down " F " shape; And in platform rear end and one group comprise group connecting rod on organize once that connecting rod forms the lower end of parallel linkage articulate, two small ends are formed a parallel linkage with woodwing pivot joint again, in sliding the expansion link that is pivoted on the platform, the upper end of this expansion link and last group of connecting rod articulate.

2, the advance and retreat lowering or hoisting gear of movable woodwing according to claim 1 is characterized in that: wherein slide a platform and a cylinder pressure and articulate; And with expansion link that last group of connecting rod articulates also be a cylinder pressure.

3, the advance and retreat lowering or hoisting gear of movable woodwing according to claim 1 and 2 is characterized in that: wherein slide and establish an elastic buffer component on the platform; In addition, parallel rod also engages two shock-absorbing pin downwards.

4, the advance and retreat lowering or hoisting gear of movable woodwing according to claim 1 and 2 is characterized in that: wherein woodwing articulates a leading portion lamellar body by a hinge and forms, and respectively is provided with one in both sides The shape sheet,

A locating hole is respectively established in one outer end and a upper end of shape sheet, and the both sides relative position that is engaged in the leading portion lamellar body passes through a keyhole.

5, the advance and retreat lowering or hoisting gear of movable woodwing according to claim 3 is characterized in that: wherein woodwing can be articulated by front and back two lamellar bodies and form.

6, the advance and retreat lowering or hoisting gear of movable woodwing according to claim 1 and 2 is characterized in that: wherein the woodwing dual-side is in conjunction with a plurality of sleeve pipes, and the vertical rod sleeve that a hand banisters is relative is combined in these a plurality of sleeve pipes.

7, the advance and retreat lowering or hoisting gear of movable woodwing according to claim 1 and 2 is characterized in that: wherein slide platform and establish one group of roller in addition, be engaged between the two pointed rollers and set up the twice planar tracks, this group roller is located on the twice planar tracks of being set up.