CN201502192U - Lifting mechanism used for telescopic stereoscopic stage - Google Patents

Lifting mechanism used for telescopic stereoscopic stage Download PDF

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Publication number
CN201502192U
CN201502192U CN2009201096114U CN200920109611U CN201502192U CN 201502192 U CN201502192 U CN 201502192U CN 2009201096114 U CN2009201096114 U CN 2009201096114U CN 200920109611 U CN200920109611 U CN 200920109611U CN 201502192 U CN201502192 U CN 201502192U
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China
Prior art keywords
column
tower body
layers
deck
lifting
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Expired - Fee Related
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CN2009201096114U
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Chinese (zh)
Inventor
于建平
智浩
王迎东
王超
郑辉
温庆林
龚奎成
尚文
傅绪曾
王琢
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Engineering Design and Research Institute of General Armament Department
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Engineering Design and Research Institute of General Armament Department
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Abstract

The utility model provides a lifting mechanism used for a telescopic stereoscopic stage. The stereoscopic stage is provided with a layer of tower body fixed on the ground and at least one layer of lifting tower body telescoped in the layer of tower body, wherein the layer of tower body is provided with a layer of upright post and a layer of girder fixed with the upright post; the lifting tower body is provided with a lifting movement upright post and a lifting movement girder fixed with the upright post; and the lifting mechanism comprises a jacking device arranged in the lifting movement upright post; and a traction device that is driven by the jacking device pulls the lifting movement upright post to rise and lowers the upright post, wherein one end of the traction device is fixed on the bottom part of the layer of upright post, the middle part thereof is supported by the jacking device and the other end thereof is fixed on the bottom part of the lifting movement upright post. The lifting mechanism causes the stereoscopic stage to be capable of rapidly shifting from a planar state to a spatial stereoscopic state and have the two functions of a planar stage and a stepped stage, and causes a performer to be capable of giving more viewable performance.

Description

A kind of elevating mechanism that is used for telescopic three-dimensional stage
Technical field
The utility model relates to a kind of stage equipment of using for actor performance, particularly a kind of solid space stage that can lifting.
Background technology
The form of prior art performance solid space stage adopts the pattern of individual layer and double-deck elevating stage substantially, and the place size that needs is bigger, can't satisfy the performance demand of the big stroke in little space.Particularly, be that traditional elevating stage can't be accomplished at all in 8.5 meters the planar range, when being raised to 24 meters high performance space when requiring to perform the tower diameter.
For example, disclose a kind of telescopic action stage among the Chinese utility model patent ZL96249029.6, be used for the theatrical performances of TV station, commercial building, arenas, open-air activity etc.This flexible stage is formed by connecting by several cell cubes, body frame before and after every cell cube is connecting by the parallelogram framework.Welding angle steel on the body frame, be connected with platen with hinge.Platen is divided into impartial two, and the centre joint is riveted with hinge.Along with the parallelogram framework is shunk and is stretched, platen can make progress doubling or expansion.Arch bar is being fixed with rotating shaft in the framework two ends, and the platen that upwards arches upward during the framework contraction realizes that stage shrinks and stretching.Though the occupation of land of this stage is less, taking up an area of after shrinking only is 1/8~1/10 of the back occupation of land that stretches, and has efficiently utilized the performance place, can't be elevated to higher height at all.
And for example, a kind of flexible stage of scalable lifting is disclosed among the China utility model patent ZL94208833.6, table top and skeleton are welded with steel, roller is equipped with in the skeleton both sides, the table top bottom is fixed with safety and takes off the chain device automatically, its towing pin inserts the tractive force that makes chain in chain link plate and passes to stage and advance, and the gathering sill rail that is fixed on the table top bottom cooperates guiding with the directive wheel that is fixed on ground; In the situation following table of elevator stage and skeleton held separate and by being welded on the four jiaos of elevating screws in table top bottom and being installed in movable cooperation of sprocket wheel nut on four jiaos on the skeleton by sprocket wheel chain drive lifting.Enlarge the stage area though this utility model can be the performing artist, satisfy the expansion that is used for all kinds of fixedly stage areas, also can't be elevated to higher height.
The utility model content
The purpose of this utility model is to provide a kind of elevating mechanism and jacking system that is used for telescopic three-dimensional stage lifting, make this solid stage to switch to the space multistory state apace from flat state, possess two kinds of functions of plane stage and pagoda type stage, make the performing artist can have more the performance of sight.
For realizing the purpose of this utility model, a kind of elevating mechanism that is used for telescopic three-dimensional stage is provided, its neutral body stage has one deck tower body that is fixed on ground and is nested in the interior liftable tower body of one deck at least of one deck tower body, wherein one deck tower body have one deck column and with the fixing one deck truss of one deck column, liftable tower body has the column of lifting moving and the lifting moving truss of fixing with the column of lifting moving, elevating mechanism comprises: lift-up device is placed in the column of lifting moving; Draw-gear, by the drive of lift-up device, the column of pulling lifting moving rises and the column of lifting moving is descended, and the one end is fixed on the bottom of one deck column, and the middle part is supported by lift-up device, and the other end is fixed on the bottom of the column of lifting moving.
Wherein lift-up device comprises: hydraulic cylinder, and its bottom is fixed into one with the bottom of one deck column; The hydraulic lifting bar is placed in hydraulic cylinder, carries out lifting moving under hydraulic oil promotes; Bracing or strutting arrangement has bearing that is fixed on hydraulic lifting masthead portion and the back shaft that is supported on the bearing, and the BOGEY WHEEL of arrangement and supporting traction device is installed on the back shaft; Draw-gear comprises two slatted chains; The two ends of bolster are equipped with a bogie wheel separately, settle a slatted chain on each bogie wheel.
In addition, lift-up device also comprises the cylinder support that is fixedly arranged on one deck pillar, and the bottom of oil cylinder connects on the cylinder support by hinge is hinged.
Particularly, an end of board-like chain be fixed in one deck pillar all-in-one-piece chain connecting plate on, its other end is connected with chain and adjusts bolt, adjusts bolt in the bottom of the pillar of lifting moving by chain.
For realizing the purpose of this utility model, a kind of jacking system that is used for telescopic three-dimensional stage is provided, three-dimensional stage has one deck tower body that is fixed on ground and is nested in several layers of interior liftable tower body of one deck tower body, wherein one deck tower body has one deck column, every layer of liftable tower body has its lifting moving column separately, the lifting moving column is radially arranged, jacking system comprises and is used to drive a plurality of elevating mechanisms that the lifting moving column carries out lifting, each elevating mechanism comprises: lift-up device is placed in the lifting moving column of its lifting that drives; Draw-gear, drive by lift-up device, the lifting moving column of the pulling lifting that drives rises and makes its decline, one end of draw-gear is fixed on the bottom of another column, the lifting moving column adjacency of another column and the lifting that drives also is positioned at its outside, the middle part of draw-gear is supported by lift-up device, and the other end of draw-gear is fixed on the bottom of the lifting moving column of the lifting that drives.
Wherein, draw-gear is board-like chain, and lift-up device comprises: hydraulic cylinder, and its bottom is fixed into one with the bottom of one deck column; The hydraulic lifting bar is placed in hydraulic cylinder, carries out lifting moving under hydraulic oil promotes; Bracing or strutting arrangement has bearing that is fixed on hydraulic lifting masthead portion and the back shaft that is supported on the bearing, and back shaft is equipped with the BOGEY WHEEL of arrangement and supporting traction device, settles and support board-like chain on the BOGEY WHEEL.
Lift-up device also comprises the cylinder support that is fixedly arranged on one deck pillar, and the bottom of oil cylinder connects on the cylinder support by hinge is hinged.
One end of board-like chain be fixed in one deck pillar all-in-one-piece chain connecting plate on, its other end is connected with chain and adjusts bolt, adjusts bolt in the bottom of the pillar of lifting moving by chain.
Advantage applies of the present utility model exists, by being set, elevating mechanism or jacking system stage is presented have plane stage and two kinds of forms of the three-dimensional stage of intussusception tower body formula, the conversion in the performance space of a kind of plane to the solid space can be provided to the performer, make performance have more sight, not only the performance requirement of higher stroke can be in little spatial dimension, finished, and every layer of tower body fast lifting of forming by trussed construction can be realized.In addition, in the column that elevating mechanism of the present utility model or system settle, effectively utilized the inner space of column, made more compact structure.
Description of drawings
Fig. 1 is the stereogram of the prismatic telescopic performance stage of the utility model octahedral;
Fig. 1 a is the vertical view of the retracted mode of the prismatic telescopic performance stage of the utility model octahedral, has wherein removed the ring platform of each layer;
Fig. 1 b is the A partial enlarged view among Fig. 1;
Fig. 2 is the partial sectional view along A-A line among Fig. 1 a, the prismatic telescopic performance stage jacking system structure of the octahedral of the utility model shown in the figure;
Fig. 3 is the partial sectional view along B-B line among Fig. 2;
Fig. 4 is along the partial sectional view of C-C line oil cylinder and base connecting portion among Fig. 2;
Fig. 5 is the lateral view of the prismatic telescopic performance stage lazy-tongs of the utility model octahedral;
Fig. 6 is the sectional view along D-D line among Fig. 5;
Fig. 7 is the partial enlarged view of A portion among Fig. 6;
Fig. 7 a is the sectional view along E-E line among Fig. 6;
Fig. 8 is the partial enlarged view of B portion among Fig. 6;
Fig. 8 a is the sectional view along F-F line among Fig. 8.
Drawing reference numeral explanation: 1, base; 2a, 2b, directive wheel; 3a, 3b, connector; 4 fixed mounts; 4a, 4b, pin; 5, holder; 6a, 6b, pin; 7a-7e, safe location hook; 8, BOGEY WHEEL; 9, board-like chain; 10. hydraulic cylinder; 11. cylinder support; 12, chain connecting plate; 13, chain is adjusted bolt; 14, hydraulic lifting bar; 14a, supporting seat; 15 back shafts; 16, hinge; 17a, pad; 17, nut;
18a, first sprocket wheel; 18b, second sprocket wheel; 18c, the 3rd sprocket wheel; 18d, the 4th sprocket wheel; 18e, first adjusts sprocket wheel; 18f, second adjusts sprocket wheel; 19a, first chain; 19b, second chain; 19n, inboard segment; 19y, outside segment;
21, one deck tower body; 22, two layers of tower body; 23, three layers of tower body; 24, four layers of tower body; 25, five layers of tower body; 26, six layers of tower body;
31, one deck column; 32, two layers of column; 33, three layers of column; 34, four layers of column; 35, five layers of column; 36, six layers of column;
31b, first top sheave; 32b, second top sheave; 33b, the 3rd top sheave; 34b, the 4th top sheave; 35b, the 5th top sheave;
32a, first lower sheave; 33a, second lower sheave; 34a, the 3rd lower sheave; 35a, the 4th lower sheave; 36a, the 5th lower sheave;
32c, first breaks away and takes turns; 33c, second breaks away and takes turns; 34c, the 3rd breaks away and takes turns; 35c, the 4th breaks away and takes turns; 36c, the 4th breaks away and takes turns;
42, two layers of ring platform; 43, shellring platform; 44, four layers of ring platform; 45, five layers are encircled platform 46, round platform;
51, one deck truss; 51a, junction plate; 51b, fixture; 52, two layers of truss; 53, three layers of truss; 54, four layers of truss; 55, five layers of truss; 56, six layers of truss;
60, lazy-tongs; 61, first locking device; 62, second locking device; 63, support
The specific embodiment
Be described in further detail below in conjunction with the specific embodiment of accompanying drawing the prismatic telescopic performance stage of the utility model octahedral.
As shown in Figure 1, be in the stereogram of the state that rises fully for the prismatic telescopic performance stage of octahedral of the present utility model, have base 1 and six of intussusception layers of tower body 21 successively from outside to inside, 22,23,24,25 and 26, wherein one deck tower body 21 is fixed on the base 1, all the other every layer tower body driven by the elevating mechanism that is placed in its adjacent outer tower body respectively and rises, for example, two layers of tower body 22 are driven by the elevating mechanism in the column 31 that is placed in one deck tower body 21 and rise, three layers of tower body 23 are driven by the elevating mechanism in the column 32 that is placed in two layers of tower body 22 and rise, and the like, make each layer tower body rise successively, form turriform performance stage shown in Figure 1.
Five layers of tower body 21,22,23,24,25 of bottom comprise 8 uniform root posts separately, link to each other by truss between the column, junction plate 51a is established in the truss both sides, link to each other with the fixture 51b of column side by junction plate 51a truss is linked to each other with column, external surface becomes octahedral tower body shape, shown in Fig. 1,1a.For example, one deck tower body 21 has 8 one deck columns 31, link to each other by one deck truss 51 between adjacent two one deck columns 31, shown in the zoomed-in view of Fig. 1 b, column 31 sides are provided with fixture 51b, one deck truss 51 is established a plurality of junction plate 51as corresponding with fixture 51b with the side of corresponding column 31 adjacency, and junction plate 51a links to each other by bolt with fixture 51b.The structural similarity of two layers of tower body 22, three layers of tower body 23, four layers of tower body 24 and five layers of tower body 25 and one deck tower body 21, the width that only is truss shortens successively, as shown in Figure 1a, in addition, ring platform 42,43,44,45 is established at the top of two layers of tower body 22, three layers of tower body 23, four layers of tower body 24 and five layers of tower body 25 successively, is convenient to the performing artist and stand on each layer tower body and carry out various performance.The cross section that is positioned at six layers of tower body 26 of topmost is quadrangle, and it has four root posts 56, and as shown in Figure 1, the round platform 46 of standing and performing for the performing artist is settled at its top.
As shown in Figure 1, adopt truss to be rigidly connected into closed loop eight prismatic surface structures between every layer of eight lifting column of the prismatic telescopic performance stage of the utility model octahedral, as shown in Figure 1a, the vertical view of the prismatic telescopic performance stage of the octahedral of the utility model shown in the figure, the prismatic telescopic performance stage of octahedral wherein of the present utility model is in original state, promptly when not rising, the upper surface of each layer all is in same horizontal plane, and promptly each of liftable layer tower body 22,23,24,25 all is withdrawn in one deck tower body 21 that is fixed on the underframe 1.Each layer truss 51,52,53,54,55,56 all adopts the light-duty square steel welded construction of thin-walled, what the lifting column of each layer used is light section steel structure, the multiple cover stack structure of having formed the prismatic telescopic performance stage of the utility model octahedral by truss and column, so fast demountable, thereby make whole erection and unloading process convenient and swift, and can make the prismatic telescopic performance stage of the utility model octahedral possess plane stage and pagoda type stage two cover functions.
Each layer tower body hoists by 8 groups of chain systems that hoist radially arranging, and the structure and the composition of the every group of chain system that hoists is described below with reference to Fig. 2.
Fig. 2 is the sectional view along A-A line among Fig. 1 a, considers stage compact conformation and arrangement of mechanism form, in each column oil cylinder is installed, and five liftable tower body layers 22,23,24,25,26 drive lifting by the link chain mechanism that hoists separately.There is shown the structure of one group of chain system that hoists, the every group of chain system that hoists comprises 5 link chain mechanisms that independently hoist.
Wherein, so that the link chain mechanism that hoists that the column 32 of two layers of tower body 22 hoists is an example, this link chain mechanism that hoists is placed in two layers of column 32, comprise hydraulic cylinder 10 and the hydraulic lifting bar 14 that is arranged in the hydraulic cylinder 10, on the bottom fixer cylinder pressure bearing 11 of hydraulic cylinder 10 (as shown in Figure 4), hydraulic cylinder bearing 11 is fixed in the bottom of one deck tower body 21; Bolster 15 is settled at the top of hydraulic lifting bar 14, and the two ends of bolster 15 are equipped with two sprocket wheels 8, see Fig. 3, and sprocket wheel 8 is no tooth sprockets, and convenient board-like chain 9 is free to slide.Be wound with a chain 9 on each sprocket wheel 8, one end of chain 9 is fixed on the chain connecting plate 12, chain connecting plate 12 is fixed into one with the bottom of one deck pillar 31, the bottom (degree of tightness of chain 9 can be adjusted by adjusting bolt 13) that the other end of chain 9 is fixed on two layers of column 32 by adjusting bolt 13.
When hydraulic cylinder 10 oil-feeds, the hydraulic lifting bar 14 that promotes in it rises, as shown in Figure 2, under the constant situation of the length of chain 9, the chain on its right side shortened when the chain in sprocket wheel 8 left sides extended, column 32 by two layers of tower body 22 of chain 9 pullings rises thus, and 8 column 32 interior chains 9 that hoist move simultaneously, drives two layers of tower body, 23 whole rises that comprise 8 two layers of columns 32 and be connected 8 groups of two layers of truss 52 between adjacent two layers of column 32 thus.
The safe location hook 7a-7e of safety location after the top of each column is provided for spacing top sheave and is used for each layer tower body raising, the bottom can be provided for spacing lower sheave.
Wherein, as shown in Figure 2, safe location hook has been used for safe positioning action, when certain column rises to above behind the position of safe location hook, safe location hook can be held the bottom of its adjacent inboard pillar, play safe positioning action, prevent that column is unexpected to glide because of problems such as oil cylinder leakage of oil cause, for example column 31 upper inner are provided with a safe location hook 7a by the return spring (not shown), this safe location hook 7a stretches out outside the column 31 under the effect of return spring, when two layers of tower body 22 rise, two layers of column 32 rise under the drive of the link chain mechanism that hoists, move on to safe location hook 7a until the lower sheave 32a of two layers of column 32 bottom, the lower sheave 32a of two layers of column 32 moves on continuing, and promotes in the safe location hook 7a withdrawal column 31, and safe afterwards location hook 7a stretches out column 31 under the effect of return spring, safe location hook 7a then backstop is used to prevent that in the bottom of the lower sheave 32a of column 32 column 32 from gliding.Equally, the upper inner of column 32,33,34,35 is established safe location hook 7b, 7c, 7d, 7e respectively, is used for the bottom of backstop column 33,34,35,36 respectively, prevents its downslide.
In addition, be provided with between the adjacent two layers tower body and prevent its positioner, guaranteed its stable elevation running separately, thereby made integral body reach lifting stably, do not shake partially along the changing of the relative positions of circumferential and footpath side.Be described in greater detail below with reference to Fig. 2.
As shown in Figure 2, the first top sheave 31b is established in one deck column 31 upper ends, lean two layers of column upper end, the first lower sheave 32a is established in two layers of column 32 lower end, lean one deck column 31 lower ends, make two layers of column when relative one deck column 31 liftings, keep between one deck column 31 and the two layers of column 32 radial distance constant, prevent rocking of two layers of tower body, 22 relative one deck tower bodies.Similarly, the second top sheave 32b is established in two layers of column 32 upper end, lean three layers of column upper end, the second lower sheave 33a is established in three layers of column 33 lower end, lean two layers of column 32 lower end, make three layers of column when relative two layers of column 32 lifting, keep between three layers of column 33 and the two layers of column 32 radial distance constant, prevent rocking of three layers of tower body 23 relative two layers of tower body 22.Equally, establish the 3rd top sheave 33b, the 3rd lower sheave 34a between four layers of column 34 and three layers of column 33, be used to prevent rocking of four layers of tower body 24 relative three layers of tower body 23; Establish the 4th top sheave 34b, the 4th lower sheave 35a between five layers of column 35 and four layers of column 34, be used to prevent rocking of five layers of tower body 25 relative four layers of tower body 24; Establish the 5th top sheave 35b, the 5th lower sheave 36a between six layers of column 36 and five layers of column 35, be used to prevent rocking of six layers of tower body 26 relative five layers of tower body 25.By first to the 5th top sheave 31b-35b and first to the 5th lower sheave 32a-36a that on two layers to six layers column 32-36, is provided with, guaranteed the radial clearance between the intussusception stage column, played stage supporting role radially simultaneously, having guaranteed that tower body is stable hoists and lands and can radially not shake, and has guaranteed the stability of performance stage.
Two layers to six layers column 32 to 36 bottom are provided with the wheel that breaks away separately, lean the peripheral side of the outside column of its adjacency, move along circumferentially interlocking between the two adjacent columns that prevent from radially to arrange.For example, the side of two layers of column 32 bottom is fixed with a pair of first wheel 32c that breaks away, and a pair of first wheel 32c that breaks away keeps off respectively in the two sides of one deck column 31, prevents that the two adjacent columns of radially arranging 32 and 31 from departing from mutually and along the changing of the relative positions circumferentially takes place.Equally, the side of three layers of column 33 bottom is fixed with a pair of second sideslip wheel 33c, and second breaks away wheel 33c retaining in the two sides of two layers of column 32, prevents that the changing of the relative positions circumferentially takes place on the edge between the two adjacent columns 32,33; The side of four layers of column 34 bottom is fixed with a pair of the 3rd sideslip wheel 34c, and the 3rd breaks away wheel 34c retaining in the two sides of three layers of column 33, prevents that the changing of the relative positions circumferentially takes place on the edge between the two adjacent columns 33,34; The side of five layers of column 35 bottom is fixed with a pair of the 4th sideslip wheel 35c, and the 4th breaks away wheel 35c retaining in the two sides of four layers of column 34, prevents that the changing of the relative positions circumferentially takes place on the edge between the two adjacent columns 34,35; The side of six layers of column 36 bottom is fixed with a pair of the 5th sideslip wheel 36c, and the 5th breaks away wheel 36c retaining in the two sides of five layers of column 35, prevents that the changing of the relative positions circumferentially takes place on the edge between the two adjacent columns 35,36.
Again as shown in Figure 2, settle in three layers of column 33 and drive three layers of chain structure that hoists that column 33 hoists, settle in four layers of column 34 and drive four layers of chain structure that hoists that column 34 hoists, settle in five layers of column 35 and drive five layers of chain structure that hoists that column 35 hoists, settle in six layers of column 36 and drive six layers of chain structure that hoists that column 36 hoists, its structure composition and mounting structure are not repeated in this description at this with the link chain mechanisms of settling in two layers of column 22 that hoist.
This shows that the lifting column of each layer slowly rises under the effect of hydraulic cylinder, finally reach the state that stretches out of the prismatic telescopic performance stage of the utility model octahedral shown in Figure 1.
At this, can adopt independent-lifting and the dual mode of lifting simultaneously to operate:
1, each layer lifting column hydraulic cylinder oil-feed successively, allow two layers of lifting column 32 drive other each layer lifting columns 33,34,35,36 earlier and reach the maximum lifting height position together, the hydraulic cylinder oil-feed of three layers of lifting column 33, make the 3rd layer of lifting column 33 drive other lifting columns and arrive to the maximum lifting height position together, make the hydraulic cylinder oil-feed of four layers of lifting column 34 again, the rest may be inferred, final all the other all lifting columns all reach the maximum lifting height position successively, thereby have formed the prismatic performance stage of octahedral shown in Figure 1.
2, the oil-feed simultaneously of the hydraulic cylinder in all lifting layers makes its adjacent outer column slowly rise simultaneously relatively of all lifting columns, and finally all lifting columns all arrive to maximum lifting height position separately, thereby have formed the prismatic performance stage of octahedral.
The landing process of the prismatic telescopic performance stage of the utility model octahedral is opposite with the rise process, make hydraulic cylinder 10 fuel-displaced, hydraulic lifting bar 15 is withdrawn in the hydraulic cylinder 10, drives chain 9 counter motions, thereby each layer tower body descended, finally be retracted to the plane stage.
Because the column with one deck has 8, the independent hydraulicefficiency elevation structure that makes its lifting is set in each column, 8 lifting columns of every layer can take place because of each hydraulicefficiency elevation structure is asynchronous with 8 nonsynchronous situation of column lifting of layer, therefore in order to guarantee the smooth-going of tower body lifting process, in order to keep every layer of tower body to comprise two layers of tower body 22, three layers of tower body 23, four layers of tower body 24, five layers of tower body 25, six layers of tower body 26 are when carrying out telescopic moving up and down, the tower body of being made up of 8 columns and 8 truss in every layer keeps synchronization liftings, at every layer synchro system is set all, every layer synchro system comprises the 8 cover lazy-tongs that structure is identical, be used for guaranteeing the rigidity and the stability of every layer of tower body of lifting process, thereby guarantee lifting process smooth-going and reliable of whole flexible stage.
As shown in Figure 1, synchro system with two layers of tower body 22 is an example, adopt 8 two layers of truss 52 to be rigidly connected into closed loop eight prismatic surface structures between eight root posts 32 of two layers of tower body 22, wherein, junction plate 51a (seeing Fig. 1 b) is established in the truss side, junction plate 51a is fixed on the column by bolt device, thereby two layers of truss 51 and two layers of column are rigidly connected.
The synchro system of two layers of tower body comprises eight groups of lazy-tongs 60, and the structure that describes the utility model lazy-tongs below with reference to Fig. 5 to Fig. 8 a in detail is formed and the course of work.
As shown in Figure 5, there is shown a slice one deck truss 51 and the lateral view that is positioned at two layers of truss 52 of a slice of one deck truss 51 inboards, wherein the lazy-tongs 60 of two layers of tower body 22 are arranged on one deck truss 51 of one deck tower body and (only show lazy-tongs 60 among the figure, all the other 7 lazy-tongs are all identical with it), as shown in Figure 6, it comprises: two chain 19a of inside and outside setting and 19b, be used to settle the sprocket wheel 18a of chain 19a, 18b and 18c, be used to settle the sprocket wheel 18d of chain 19b, 18e and 18f, and fixedly chain 19a and 19b end first, two locking devices 61,62.
First and second locking device 61,62 is fixed on the both sides of two layers of tower body 22 bottom, as shown in Figure 5, be positioned at the two ends, the outside of two layers of tower body 22 bottom of fixing one deck tower body 21 inboards, be provided with two supports 63 (support only is shown among the figure), first and second locking device 61,62 is fixed on this support 63 and is fixed into one with two layers of tower body 22; Settle sprocket wheel 18a, 18b and the 18c of chain 19a and settle sprocket wheel 18d, the 18e of chain 19b and four bight (see figure 6)s that 18f all is fixed on one deck tower body 22 and one deck truss 51.
As shown in Figure 6, the end of the first chain 19a is fixed on first locking device 61, walk around sprocket wheel 18a, 18b and 18c successively after, its other end is fixed on second locking device 62; Similarly, the end of the second chain 19b is fixed on second locking device 62, after walking around sprocket wheel 18d, 18e and 18f successively, its other end is fixed on first locking device 61, formed the closed loop synchronization chain thus, as shown in Figure 6, comprise inboard chain segment 19n and outside chain segment 19y two parts, inboard chain segment 19n links to each other with two layers of column on two layers of truss 52 left side by first locking device 61, and outside chain segment 19y links to each other with two layers of column on two layers of truss 52 the right by second locking device 61.
First locking device 61 and second locking device 62 remain on same horizontal plane, and the traction of one deck truss 51 that two layers of truss 52 fixed by this closed loop synchronization chain makes each two layers of truss 52 not be subjected to the different influence of two heel post rising or falling speeds.For example, when two layers of column on the left side rise when fast than two layers of column on the right, first locking device 61 that is fixed in the two layers of column in the left side is higher than be fixed in second locking device 62 of the two layers of column in the right, then move on the inboard chain segment 19n by first locking device, the 61 pulling left sides, the inboard chain segment 19n on the right moves down, move on the outside chain segment 19y on the right of the inboard chain segment 19n pulling on the right, spurring second locking device 62 rises, thereby two layers of column 32 controlling each two layers of truss 51 both sides rise synchronously, drive each two layers of truss, 52 whole rise synchronously thus, guarantee each column 32 and each sheet truss 52 forced synchronism in two layers of tower body 22 lifting process, realized the synchronous rise of two layers of tower body 22.
Below will referring to Fig. 7,7a, 8 and 8a to the syndeton between the first chain 19a and the second chain 19b and first and second locking device 61,62.
Shown in Fig. 7 and 7a, first locking device 61 has fixed mount 4 and is arranged on directive wheel 2a, 2b that first and second chain is led in the fixed mount 4.The head end of the first chain 19a is hinged by pin 4a and the connector 3a with screw thread, and the end of the second chain 19b is hinged by pin 4b and connector 3b.The first chain 19a walks around the nut of screwing on behind the side plate that makes behind the directive wheel 2a connector 3a pass fixed mount 4, thus the first chain 19a is placed on the fixed mount 4.Equally, after the second chain 19b walks around directive wheel 2b, make connector 3b pass the nut of screwing on behind the side plate of fixed mount 4, the end with the second chain 19b is placed on the fixed mount 4 thus.
Shown in Fig. 8 and 8a, second locking device 62 has holder 5, the upper and lower part of holder 5 is established the groove of settling the second chain 19b and the first chain 19a respectively, the pin hole that supply and marketing nail 6b and 6a pass is established in the both sides of groove, make the end of the first chain 19a have pin hole, make in the groove of its terminal insertion bottom, make pin pass the pin hole of the groove and the first chain end then, the end hinge with the first chain 19a is fixed on the holder 5 thus.In the same way, the head end hinge of the second chain 19b is fixed on the top of holder 5.
The prismatic telescopic performance stage of the utility model octahedral is realized the three-dimensional dynamic stage form of expression with modular light-duty multiple intussusception mechanism form, for the artistic expression of stage machinery provides broad more stage.

Claims (5)

1. elevating mechanism that is used for telescopic three-dimensional stage, three-dimensional stage has one deck tower body (21) that is fixed on ground and is nested in the interior liftable tower body of one deck at least (22) of one deck tower body, wherein one deck tower body (21) have one deck column (31) and with the fixing one deck truss (51) of one deck column, liftable tower body (22) has the column (32) of lifting moving and the lifting moving truss of fixing with the column of lifting moving (52), it is characterized in that elevating mechanism comprises:
Lift-up device (10,14) is placed in the column (32) of lifting moving;
Draw-gear (9), by the drive of lift-up device, the column (32) of pulling lifting moving rises and makes its decline, and the one end is fixed on the bottom of one deck column (31), the middle part is supported by lift-up device, and the other end is fixed on the bottom of the column (32) of lifting moving.
2. the elevating mechanism that is used for telescopic three-dimensional stage as claimed in claim 1 is characterized in that described lift-up device comprises:
Hydraulic cylinder (10), its bottom is fixed into one with the bottom of one deck column (31);
Hydraulic lifting bar (14) is placed in hydraulic cylinder (10), carries out lifting moving under hydraulic oil promotes;
Bracing or strutting arrangement has the bearing (14a) that is fixed on hydraulic lifting bar (14) top and is supported on back shaft (15) on the bearing, is equipped with on the back shaft (15) to settle and the BOGEY WHEEL (8) of supporting traction device.
3. the elevating mechanism that is used for telescopic three-dimensional stage as claimed in claim 1 or 2 is characterized in that
Described draw-gear comprises two slatted chains (9).
4. the elevating mechanism that is used for telescopic three-dimensional stage as claimed in claim 3 is characterized in that
The two ends of described bolster are equipped with a described bogie wheel separately, settle a slatted chain (9) on each bogie wheel.
5. the elevating mechanism that is used for telescopic three-dimensional stage as claimed in claim 2 is characterized in that
Described lift-up device also comprises the cylinder support (11) that is fixedly arranged on one deck pillar (31), and the bottom of described oil cylinder connects on the described cylinder support (11) by hinge is hinged.
CN2009201096114U 2009-07-01 2009-07-01 Lifting mechanism used for telescopic stereoscopic stage Expired - Fee Related CN201502192U (en)

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Application Number Priority Date Filing Date Title
CN2009201096114U CN201502192U (en) 2009-07-01 2009-07-01 Lifting mechanism used for telescopic stereoscopic stage

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Application Number Priority Date Filing Date Title
CN2009201096114U CN201502192U (en) 2009-07-01 2009-07-01 Lifting mechanism used for telescopic stereoscopic stage

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CN201502192U true CN201502192U (en) 2010-06-09

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103628706A (en) * 2013-11-13 2014-03-12 芜湖华强文化科技产业有限公司 Stage capable of rising and falling at three levels
CN105858560A (en) * 2016-05-13 2016-08-17 江苏大学 Multi-stage lifting mechanism of rudder blade workbench
CN110306654A (en) * 2019-07-08 2019-10-08 江苏世展集团有限公司 Recreation ground moulding truss structure
CN111641020A (en) * 2020-05-11 2020-09-08 浙江理工大学 Deployable mechanism of triangular prism unit modular planar antenna
CN111809935A (en) * 2020-08-09 2020-10-23 上海九谷科技发展有限公司 Lifting stage that boss and pit can realize simultaneously
CN113833317A (en) * 2021-09-08 2021-12-24 中铁上海工程局集团有限公司 Steel construction wind and rain building structural system

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103628706A (en) * 2013-11-13 2014-03-12 芜湖华强文化科技产业有限公司 Stage capable of rising and falling at three levels
CN105858560A (en) * 2016-05-13 2016-08-17 江苏大学 Multi-stage lifting mechanism of rudder blade workbench
CN105858560B (en) * 2016-05-13 2018-06-01 江苏大学 A kind of rudder blade workbench multistage lifting mechanism
CN110306654A (en) * 2019-07-08 2019-10-08 江苏世展集团有限公司 Recreation ground moulding truss structure
CN110306654B (en) * 2019-07-08 2024-04-09 江苏世展集团有限公司 Modeling truss structure of recreation ground
CN111641020A (en) * 2020-05-11 2020-09-08 浙江理工大学 Deployable mechanism of triangular prism unit modular planar antenna
CN111641020B (en) * 2020-05-11 2022-07-12 浙江理工大学 Deployable mechanism of triangular prism unit modular planar antenna
CN111809935A (en) * 2020-08-09 2020-10-23 上海九谷科技发展有限公司 Lifting stage that boss and pit can realize simultaneously
CN111809935B (en) * 2020-08-09 2024-05-28 上海九谷科技发展有限公司 Lifting stage capable of realizing simultaneous realization of boss and pit
CN113833317A (en) * 2021-09-08 2021-12-24 中铁上海工程局集团有限公司 Steel construction wind and rain building structural system
CN113833317B (en) * 2021-09-08 2024-02-27 中铁上海工程局集团有限公司 Steel construction wind and rain building structure system

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