CN2084077U - Projection platform in air - Google Patents
Projection platform in air Download PDFInfo
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- CN2084077U CN2084077U CN 90222261 CN90222261U CN2084077U CN 2084077 U CN2084077 U CN 2084077U CN 90222261 CN90222261 CN 90222261 CN 90222261 U CN90222261 U CN 90222261U CN 2084077 U CN2084077 U CN 2084077U
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Abstract
The utility model discloses a projection platform in air, comprising a base, a telescopic column, an adhering rod, a round platform, a rotary frame, and a long platform. The telescopic column is installed on the base; the telescopic column is risen and fallen through a rope pulley and a chain pulley; one end of the adhering rod is connected with the telescopic column, and the other end is fixed on the structure; one or a plurality of round work platforms are arranged on the telescopic column; the rotary frame can rotate around the round platform; the long platform is fixed with the rotary frame; the position of the telescopic column and the angle of the rotary frame are selected according to the shape of the structure; an overhang table can be temporarily arranged on the platform. The utility model can meet various construction requirements, having the advantages of convenient installation, high reliability, materials saving, and stabilization.
Description
The utility model belongs to scaffold.
Construction is a lot of with the kind of scaffold both at home and abroad at present.By the purposes branch structure construction scaffold is arranged, the finishing scaffold is built a wall and is used scaffold, the protection scaffold; External scaffolding is arranged, internal scaffolding by setting up the position branch; By using the material branch wooden bamboo scaffolding to be arranged, metal scaffolding (branch that steel pipe, angle steel are arranged again); By the structural form branch many vertical rods formula scaffold (seeing Figure 39) is arranged, frame scaffold (seeing Figure 40), bridge scaffold (seeing Figure 41), socket type scaffold (seeing Figure 42), hanger style scaffold (seeing Figure 43), suspended scaffold (seeing Figure 44), choose formula scaffold (seeing Figure 45) and be used for sliding formwork of cast-in-place concrete etc., above-mentioned various scaffold is the tool type scaffold that set up at the scene, wherein many vertical rods formula scaffold uses history the longest, function is the most complete, the use amount maximum, the scope of application is the widest, and it is basic scaffold.Bridge scaffold has column, column is a standard knot, it sets up is that height according to building once assembles on ground, use crane in place then, crane span structure is to give the trussed construction that welds earlier, general long 6 meters, wide is 1.7 meters, its lifting is to be undertaken by tower crane or tire crane, also can hang the attaching elevator or the gin pole of shaking the head on column comes the column of lifting, this scaffold to need on-the-spot assembling in advance, the height change of scaffold has level, and working platform also will give earlier and weld, fixes etc. in addition.
The purpose of this invention is to provide a kind of extended position aerial platform, the column of this platform needn't give by depth of building and splicing earlier, also do not need to give embedded part on the building, working platform is installed easily, and whole aerial platform can adapt to the variation of different building structure plane and facade.
For achieving the above object, the utility model adopts following structure: it comprises base or Trucks base, and the telescopic column adheres to linkage, and sired results is made platform, rotating turret, and the extended position farm labourer makes platform.The telescopic column is the more piece combination, outermost one joint is fixed on the base, every joint column is trussed construction or thin wall reinforced structure or core structure, (remove outermost one joint) on the lower ring beam of every joint column lower end directive wheel is housed down, on the last collar tie beam of every joint column upper end upper block is housed, the top of every joint column is welded with flat-topped ridge, is equipped with on the last flat-topped ridge to promote and uses sprocket wheel, chain lock, chain lock also is equipped with in the below of lower ring beam.
Adhere on the last flat-topped ridge that linkage is installed in every joint column, it comprises that two ends have the telescopic bar that adheres to of Universal-head device, adhering to bar one end is fixed on every joint on the flat-topped ridge, the other end is fixed on the structure by crossbeam, clamping plate, nut, adheres between two sleeves of bar and can realize two-way locking.
Sired results is made platform, and it comprises raceway; Upper skeleton is welded with suspension centre box (needle beam is housed in the box, joins by wire rope and the suspension hook of going up the lifting beam on joint column top most), wedging device, upper support box (be placed with in the box and climb idler wheel mechanism or horizontal support bar) on the skeleton; Following raceway; Lower skeleton is equipped with the wedging device on the skeleton, lower support box (the same supporting case of structure); Be pressed in the rotating turret of upper and lower raceway, match with last raceway by thrust wheel, adjustable roller in its top, the rotating turret bottom rests on down in the raceway groove by bracing or strutting arrangement, keeps the rotating turret cambered surface to be in vertical state all the time by bolt and the adjustable roller of adjusting bracing or strutting arrangement.
The extended position farm labourer makes platform, it is made up of a plurality of unit figures, each unit figure comprises two rigid triangle, rigid triangle is by being in the curved bar that conplane upper beam and strut form (its angle 0＜α＜180 ° between) and not constituted triangle at conplane web member, a hole is left at the web member middle part of two rigid triangle, there is axle to be hinged in the hole, these two triangles are on four planes, be respectively the 1st, the 3rd plane and the 2nd, the 4th plane, web member is positioned at the 3rd and the 2nd plane, curved bar is on the 1st and the 4th plane, they can pivot, have pin-and-hole on two end points (tie point of curved bar and web member) of rigid triangle, be connected with the unit figure that closes on, be the extended position trussed construction with pin.
Each organizes the needs of column according to construction operation, pass through pulley, sprocket wheels etc. are done lifting, when rising to a certain height, with chain lock and wedging device locking (wedging), and column and structure are fixed by adhering to linkage, sired results does that one or more rotating turrets are arranged on the platform, rotating turret rotates around the center of circle, be welded with hinge on the rotating turret, it is done with the farm labourer, and hinge is connected with straight pin on the platform, for the structure plane is the structure of bent limit shape, place one group of column along the every proper spacing of curve, and be set with circular working platform, adjust each fan-shaped rotating turret to the appropriate location, two relative rotating turrets are a complete extended position aerial platform to do the platform connection with the farm labourer after.
The utility model has the advantages that: it is an equipment, rather than tool type scaffold, and column is a telescopic, and the column height need not on-the-spot assembling in advance.In its operational height scope, its height change is stepless, and extended position platform and structure are connected and need not give embedded part.It adheres to bar is universal, and length can be stretched.The farm labourer makes platform can fold the back transportation, one draws during installation, because the extended position aerial platform has sired results to make platform and rotating turret structure, can adapt to various different building structure plane changes, as polygon or bent limit shape structure, any one position of the working platform of extended position aerial platform all allows the scene to set up to stretch out the platform structure, to adapt to the multiple variation of structure facade structures.The about 6kg(national regulation regulation of every square metre of construction of the utility model metope steel using amount 17.2kg/m
2So) can save great deal of steel, to set up simultaneously fast, lifting alleviates labor strength conveniently, freely greatly, improves efficiency of construction greatly, and its value function is better than traditional scaffold technology.
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1: the overall structure schematic diagram of extended position aerial platform
Fig. 2: the structural representation of column
The lateral view of Fig. 3: Fig. 2
The vertical view of Fig. 4: Fig. 2
Fig. 5: the structural representation of column
The A-A sectional drawing of Fig. 6: Fig. 5
The lateral view of Fig. 7: Fig. 5
The C-C sectional drawing of Fig. 8: Fig. 7
Fig. 9: go up wheel design figure
Figure 10: following wheel design figure
Figure 11: column hoisting mechanism schematic diagram
Figure 12: chain lock is installed and the locking schematic diagram.
Figure 13: chain lock structural representation
The vertical view of Figure 14: Figure 13
The lateral view of Figure 15: Figure 13
Figure 16: wedging device
Figure 17: adhere to bar and form structural representation
Figure 18: sired results is made the platform structure front view
Figure 19: sired results is made the platform structure vertical view
Figure 20: climb the roller structure schematic diagram
Figure 21: fan-shaped rotating turret structural representation
The D-D sectional view of Figure 22: Figure 21
The O of Figure 23: Figure 22 is to view
The P of Figure 24: Figure 22 is to view
Figure 25: sired results is made platform and is promoted schematic diagram
Figure 26: the schematic diagram when sired results rises to the summit as platform
Figure 27: the farm labourer makes platform folded state principle schematic
Figure 28: bench state schematic diagram after the stressed stretching
Figure 29: back bench state schematic diagram further stretches
Figure 30: bench is fully withdrawn the back state
Figure 31: a kind of farm labourer makes the platform structure front view
Figure 32: Figure 31 vertical view
The lateral view of Figure 33: Figure 31
The A-A sectional drawing of Figure 34: Figure 31
The L view of Figure 35: Figure 33
The M view of Figure 36, Figure 34
Figure 37: multiple column arrangement diagram
Figure 38: rigid triangle schematic diagram
Figure 39: many vertical rods formula (steel tube fastener formula) scaffold
Among Fig. 1,2 is base, it is the hollow box structure that inside is welded with gusset, the base plane quadrate, in its diagonal foreign side 4 supporting legs 1 are housed upwards, the supporting leg end has the adjustment bolt, adjusts the chassis that there is the dribbling pin bolt lower end, the plane is equipped with pulley 11,3,4,5,7,8 and is respectively No. 1 on the base, No. 2, No. 3, No. 4 No. 5 columns, 6 for adhering to linkage, 9 make platform for sired results, and 10 is fan-shaped rotating turret, and 20 make triatic stay device on the platform for sired results, 22,23 are respectively the farm labourer does floor on platform and the platform.21 for being positioned at the hanging beam at No. 5 column top, 14 is the lower ring beam of column, and 15 is last collar tie beam, and 16 for being positioned at the last flat-topped ridge above the collar tie beam, and 24,25,26 be No. 1 column lower ring beam, go up collar tie beam, last flat-topped ridge, 17,18 are respectively down directive wheel, last directive wheel, 19 are the wedging device, 12 is bottle gouard moved by hands, and 13 is sprocket wheel, and 27 is wire rope.
Express the structure of every group of column among Fig. 2 to Fig. 8, this column adopts the more piece sleeve to form, and sleeve is a trussed construction, and the cross section of girder pole is square.No. 1 column for example, it is made up of four main chords and many horizontal web members, diagonal web members, and main chord bears compressive stress, and web member bears shear stress.Be welded with the box structure beam on No. 1 column lower end two relative planes, be welded with Guan Liang on the other two relative planes, this a pair of box structure beam and pair of pipes beam surround the lower ring beam of No. 1 column, and the lower ring beam of No. 2, No. 3, No. 4, No. 5 columns together.The top of every joint column all is welded with flat-topped ridge (Fig. 2, among Fig. 5 26), the appearance profile size of last flat-topped ridge is all greater than the appearance profile size of adjacent acromere column main chord, a channel-section steel is respectively welded in the upper end of four side planes of No. 1 column, four channel-section steels surround the last collar tie beam of No. 1 column, at each root channel-section steel two ends respectively by directive wheel on (among Fig. 4 18), having directive wheel on 8 on the last collar tie beam, the last directive wheel of No. 1 column is under the effect of compression spring, tightly be pressed on the main chord of No. 2 columns (see among Fig. 9 29), four following directive wheels of No. 2 columns (see among Fig. 6 17) are under the effect of compression spring, be pressed in (see figure 10) on the main chord of No. 1 column tightly, thereby the vertical lift to No. 2 columns play the guiding role, before directive wheel mechanism allows column in the vertical lift process, after, a left side, right ground beat is not more than 4mm.
The lifting of the telescopic column of extended position aerial platform is by rope sheave, sprocket system is realized, pulley (see among Figure 11 11) is housed on base, the below of the box structure beam of each root post (No. 1 column except) lower ring beam all is equipped with chain lock (see among Figure 11 28), each root post (No. 5 column except) is gone up sprocket wheel and chain lock (see among Figure 11 13,28) all is installed on the box structure beam of flat-topped ridge, among Figure 11,12 is bottle gouard moved by hands, and 27 is wire rope.The sprocket wheel of flat-topped ridge is connected with chain with the chain lock of No. 2 column lower ring beams on No. 1 column, under external force, No. 2 column is realized stretching motion and is stopped on arbitrary position, chain lock with flat-topped ridge on No. 1 column pins, the chain lock construction is seen Figure 13, Figure 14, Figure 15,97 is handle among the figure, and 98 is bolt.Other each vertical column expandings are identical therewith.Also can make the more piece chain, sprocket-shaped becomes the chain-type motion, and promote a certain joint column this moment, just can realize above all each the column synchronization liftings of a certain joint.The wedging device that is contained in flat-topped ridge on the column by voussoir can wedging in the main chord (see Figure 16, wherein 99 is voussoir, and 100 is wedge block) of a joint column, these two kinds of lockings, the wedging device can use separately, also can use simultaneously.
Figure 17 is for adhering to linkage, just can use after the height of structure main body construction is higher than No. 1 column and adhere to bar, among the figure, an end that adheres to bar links to each other with last flat-topped ridge 16 or 26, and the other end is by clamping plate 39, crossbeam 38, bolt 37, nut 40, clamp nut 41 is connected with structure.Adhere to the bar two ends and all have universal ball pin 36, adhering to bar also comprises and can realize inner sleeve 30 in axial sliding mutually, outer sleeve 31 and the interior increasing cone block 32 between inner and outer sleeves, the interior nut 33 of adjusting, the outer nut 35 of adjusting, bolt 42 is by adjusting sleeve and universal ball pin, can adjust the length and the direction of adhering to bar, to be adjusted intact back with interior increasing cone block 32 and outer
Tight dop 34 is with the inner and outer sleeves bidirectional locking.
Every group of column all has sired results to make platform, it is positioned at the periphery of one group of column, be placed on the base, sired results as platform comprise (ask for an interview Figure 18, Figure 19) the last raceway 43 that curves by channel-section steel, it is mouthful inwardly, there is upper skeleton 46 in last raceway bottom, by the following raceway 50 that channel-section steel curves, its mouthful outwardly, in set skeleton 49, skeleton is by strut 47, hound 48 connects, and 52 is cat ladder, and upper skeleton and lower skeleton are welded with respectively in the suspension centre box 44(box the needle beam beam), upper support box 45 and lower support box 51, be placed with in the box and climb idler wheel mechanism 53, (see Figure 20 for details, 58 is pad among the figure, and 29 is spring) or horizontal support device 20.Needle beam in the suspension centre box, it joins by wire rope and the suspension hook of going up the lifting beam on joint column (No. 5 column) top most, and sired results makes also to be with on the platform one or more rotating turrets, and it is to be pressed on the upper and lower raceway.One or more gardens working platform is all arranged on every group of column, can multilayer operation garden working platform, can be overall structure, also can be separately after again with the right structure of bolt group.
Figure 21, Figure 22, Figure 23, among Figure 24, the main body of fan-shaped rotating turret is vertical arc frame 59, frame the axle central side above be welded with horizontal arc 60, be welded with the vertical arc that has axis hole on the horizontal arc again, on the position of the equal distribution of this plate, be welded with three thick vertical panels 61 altogether, respectively be welded with two on it and strengthen gussets 62, at the Ge Kai up and down of vertical panel one aperture, supporting wheel shaft 63 is installed in last hole, the supporting wheel shaft other end is supported on the vertical arc plate that has axis hole, and thrust wheel 54 is contained on the supporting wheel shaft, and thrust wheel is pressed in the last plane that sired results is made raceway on the platform, following hole is equipped with on 64 of the eccentric roller shafts roller 55 is housed, it comprises holding nut 65 to be welded with adjustable braced structures on impartial position below the main body, studdle 66, ball seat 67, spin 68, locking nut 69.Adjust studdle 66 and eccentric roller axle 64, can keep agent structure to be in vertical position all the time, after agent structure was adjusted, with nut 69 locking studdles 66, spin also just was pressed in sired results and did on the following raceway of platform this moment.Above-mentioned fan-shaped rotating turret can rotate freely around the circular table center.Definition: see Figure 30.Leaving paper is the I plane from the nearest plane of reader, begins from the I plane to be II, III IV plane in turn to paper.The structural principle that the farm labourer makes platform is: at grade upper beam and strut are formed curved bar (its angle be 0 °＜α＜180 °), constitute rigid triangle with at grade web member not, also has a same rigid triangle in addition, a hole is left at the web member middle part of these two rigid triangle, axle is arranged in the hole, be hinged.These two leg-of-mutton plan-positions be first triangle on the 1st, the 3 two plane, web member is on the 3rd plane; Second triangle is on the 2nd, the 4th plane, and web member is on the 2nd plane.Two triangles have pin-and-hole on the axis that curved bar and web member intersect separately, hinged with pin with the adjacent cells figure.
Figure 27, Figure 28, Figure 29, among Figure 30,71 for putting the beams in place, 72,75 is web member, 73,76 is strut, 74 is underbeam, among Figure 30, upper beam 71 is a whole rigidity right angle curved bar (also can be designed to other curved bars at any angle) with strut 73, curved bar is positioned on the I plane, it be positioned at that web member 72 surrounds a triangle on the III plane, in addition, underbeam 74 on the IV plane also is a whole rigidity right angle curved bar (the same) with strut 76, and this right angle curved bar can surround a triangle with web member 75 on the II plane, and above-mentioned two triangles are respectively being diagonal at web member on the II plane 75 and the web member on the III plane 72, with bar 75,72 mid point is that a unit figure is formed at the center, and these two integral rigidity right-angled triangles can be done around this center and relatively rotate.Hereinto in the heart, have concentric pin-and-hole, in pin-and-hole, be inserted with pin 103 and be hinge.
These two triangles have pin-and-hole 77 and 79 on the axis that separately right angle curved bar and web member intersect, as Figure 29, shown in Figure 30, among Figure 38, among 77-i and the 79-i, at the first module figure with 77-1,79-1 represents, other are analogized, the connected mode of each unit is: in the first module figure, the leg-of-mutton pin-and-hole 77-1 that on I, III plane, constitutes, in second unit figure, the leg-of-mutton pin-and-hole 79-2 that constitutes on II, IV plane aligns the center, and with pin connect into hinge (77-1,79-2); The first module figure constitutes leg-of-mutton pin-and-hole 77-1 on II, IV plane, the leg-of-mutton pin-and-hole 79-2 that constitutes on I, III plane with second unit figure aligns the center, and with pin connect into hinge (77-1,79-2).The remaining element connected mode is still carried out in order.
Each rod member all is to be distributed in an orderly manner in four planes such as I, II, III, IV in the triangle, and all move in four planes in I, II, III, IV respectively along its specific track, these triangles that are connected both can they be done relative spinning motion in each purpose web member center around it, can and reduce with integrally-built stretching, extension again and realize moving.
In the unit figure, upper beam is except that the represented pin-and-hole of 77-i, the other end of putting the beams in place also has a node (node of seeing node 78 the 3rd unit underbeam 74 that is positioned at second unit figure upper beam 71 among Figure 29 is 80), when drawing back moulding, the hole of node 78 and (77-1, the screw of 79-2) locating aligns, then bolt.The hole of node 80 is with (77-1,79-2) screw aligns, and uses bolt then.
Since the upper beam 71:71 ' of each unit figure, 71 " ....All in the I plane; The underbeam 74,74 of each unit figure ', 74 " ... all in the IV plane.See Figure 29.When this stretches extrusion cross girders element structure " overall structure when being about to pulling shaping, the upper beam in every adjacent two unit figures with put the beams in place between, to interfere with each other between underbeam and the underbeam, " answering back to " mutually, and can not moulding, more can not Shi Xian Lock calmly.Therefore, must be at first unit figure 71 node 77-1 place rod member thickness of pruning half of putting the beams in place; Put the beams in place 71 at adjacent second unit figure ' node 78 places, the half rod member thickness pruned (in fact, two ends of every upper beam all pruned half rod member thickness) opposite face, this be equivalent to node (
79-2 77-1) locate to have connected 35 rod member thickness of the first, the second two unit figure with pin, promptly occupy II, three planar thickness of III IV, add half planar thickness on I plane in addition, there is screw at the pin center.There is half rod member thickness of second unit figure at node 78 places, promptly occupy other half planar thickness on I plane.Node (
79-2 77-1) add node 78, after being superimposed, occupy four planar thickness altogether.Node 78 places have pin-and-hole, when putting the beams in place 71 when overlapping with axis MM (seeing Figure 30) with upper beam 71 ' in turn, the pin-and-hole of node 78 just in time with node (
79-2 77-1) screw located aligns, use bolt then, in like manner, the rod member thickness of pruning half at the node 77-1 place of first module figure underbeam 74, the adjacent second unit underbeam 74 ' node 80 places, the half rod member thickness (in fact, two ends of every underbeam all pruned half rod member thickness) of relatively pruning, this just be equivalent to node (
77-1 79-2) locate to have connected 35 rod member thickness of first, second two unit figures with pin, promptly occupy I, II, three planar thickness of III, add half planar thickness on IV plane in addition, there is screw at the pin center.There is half rod member thickness of second unit figure at node 80 places, promptly occupy other half planar thickness on IV plane.Node (
77-1 79-2) and node 80, after being superimposed, occupy four planar thickness altogether.Node 80 places have pin-and-hole, when underbeam 74 and underbeam 74 ' when overlapping with axis NN in turn (seeing Figure 30), the pin-and-hole of node 80 just in time with node (
77-1 79-2) screw located aligns, and uses bolt then.Structurally such one handles, just overcome be in conplane, the upper beam of each element of construction or underbeam in drawing the process of stretching moulding, the drawback of " answering back to " mutually.Also realized simultaneously interconnecting of the first module figure and second unit figure.The same manner can be realized interconnecting of a unit arbitrarily.
Be actually the structure of " draw " as platform from the visible farm labourer of above-mentioned principle.
Among Figure 31, Figure 32, Figure 33, Figure 34, Figure 35, Figure 36, the farm labourer connects back by two planes " draw " structure with connecting rod as platform and constitutes, and connecting rod has upper connecting rod 85,86, two triangles of lower connecting rod have puts the beams in place 81, strut 105, web member 83, and underbeam 82, web member 104, strut 84, web member node box is 87, pin 93, endpoint node box 88, node box 95, node box 9489,107,106.Smooth for each several part is connected, 1/2 thickness of having pruned of contact box place as shown in Figure 36.In addition, in order to bear bigger local moment of flexure, upper beam has designed i shaped cross section beam (seeing Figure 35), and at certain distance, with bolt the triangle 91 of fixed floor 23 usefulness is installed, the plane is welded with the band iron 96 that a slice is drilled with a plurality of holes on triangle, then the farm labourer is done the floor of platform and laterally completes, and with bolt floor and band iron are fixed, 89 is the safety barrier intubate.90 is the safety barrier bar, the farm labourer does the platform transportation and the time can fold, and one draws during use, is by the upper and lower hinge plate that pin and sired results are made the fan-shaped rotating turret of platform join (see among Figure 22 57) during installation.Figure 37 is represented to be several structure shapes, can be according to the structure shape, and select stud and rotating turret angle, and the farm labourer made platform and rotating turret is fixed, to satisfy the needs of various constructions.Under the Long working platform Beam can Jia Let floor 23 ， sample Mei Long platforms can double-deck operation.
Figure 25, Figure 26 represent that sired results makes platform and promote situation, sired results is made platform and is joined by suspension hook (among Figure 26 101) suspension ring (among Figure 26 102) and hanging beam on No. 5 column, when sired results does that platform rises along with No. 5 columns and when rising to below the last flat-topped ridge of No. 1 column, because last flat-topped ridge appearance profile size is greater than the peripheral overall size of column main chord, so, is sired results made platform and how to be crossed the last flat-topped ridge of No. 1 column and continue rising? at first to make the main chord of platform and No. 1 column with voussoir (totally 8) wedging sired results.Make sired results stop at the top of No. 1 column as platform, extract No. 5 horizontal hanging beams of column and do being connected between the platform suspension hook with sired results, after No. 5 column withdrawals, again horizontal hanging beam and sired results are done that 4 suspension hooks are connected on the platform, removing sired results does four of platform upper support box place and climbs roller and wedging device, 4 wedge blocks at lower skeleton place come loose, drive bottle gouard moved by hands 12, No. 5 columns begin again to rise, under the traction of No. 5 columns, sired results is made platform and is continued to rise, the roller of climbing at lower support box place still play the guiding role, the lower plane of making platform when sired results exceeds time internal layer (No. 4 columns) when going up the peak of flat-topped ridge, do platform upper support box place in sired results and be connected with 4 main chords of 4 horizontal support structure and No. 5 columns, the processing of lower support box is that this moment, its rising was just no longer creeped after the same sired results was made platform and is connected with No. 5 columns, but rise along with each stretching out of column of joint, up to the highest point that is raised to design.
The working platform below, uppermost garden of every group of column is equipped with suspension hook, be connected with suspension ring or wire rope with the suspension hook of a following garden working platform, the lifting program of following garden working platform as hereinbefore, when each garden working platform all with after the farm labourer is connected as platform, just can realize two layers of operation, three layers of operation, multilayer operation, the rest may be inferred.
Claims (5)
1, a kind of extended position aerial platform, it is characterized in that it comprises base (car base) [2], the telescopic column, adhere to linkage [6], a plurality of sired results are made platform [9], rotating turret [10], the extended position farm labourer makes platform [22], described telescopic column is the more piece combination, outermost one joint is fixed on the base, every joint column is trussed construction or thin wall reinforced structure or core structure, the lower ring beam of every joint column lower end [14] is gone up (removing outermost one joint) directive wheel [17] is housed down, on the last collar tie beam [15] of every joint column upper end directive wheel [18] is housed, the top of every joint column is welded with flat-topped ridge [16], be equipped with on the last flat-topped ridge and promote with sprocket wheel [13], chain lock [28], chain lock also is equipped with in the below of lower ring beam, described adhering on the last flat-topped ridge that linkage is installed in every joint column, it comprises that two ends have the telescopic bar that adheres to of Universal-head device, adhering to bar one end is fixed on the flat-topped ridge on every joint [16], the other end is by crossbeam [38], clamping plate [39], nut [40] is fixed on the structure, adheres to and can realize between two sleeves of bar that the described sired results of inside and outside locking makes platform, and it comprises raceway [43]; Upper skeleton [46], be welded with suspension centre box [44] on the skeleton, (needle beam be housed in the box, join by wire rope and the suspension hook of going up the lifting beam on joint column top most) the wedging device, upper support box [45] (be placed with in the box and climb idler wheel mechanism [53] or horizontal support bar [20]), following raceway [50]; Lower skeleton [49] is equipped with the wedging device on the skeleton, lower support box [51] (the same supporting case of structure); Be pressed in, the rotating turret of following raceway, its top is by thrust wheel [54], adjustable roller [35] matches with last raceway, the rotating turret bottom rests on down in the raceway groove by bracing or strutting arrangement, keep the gear frame cambered surface to be in vertical state all the time by bolt and the adjustable roller of adjusting bracing or strutting arrangement [56], described extended position farm labourer makes platform, it is made of a plurality of unit figures, each unit figure comprises two rigid triangle, rigid triangle is all by being in the curved bar that conplane upper beam [71] and strut [76] form (its angle 0＜α＜180 ° between) and not constituted triangle at conplane web member, a hole is left at the web member middle part of two rigid triangle, axle is arranged in the hole, be hinged, these two triangles are on four planes, are respectively the 1st and the 3rd planes; The the 2nd and the 4th plane, web member are positioned at the 3rd and the 2nd plane, and curved bar is on the 1st and the 4th plane, they can pivot, have pin-and-hole on two end points of rigid triangle (curved bar, web member tie point), with pin with close on the unit figure that triangle constitutes and be connected, be the extended position structural system composed of bar.Described farm labourer does platform and rotating turret hinge joint, also can overlap.
2, by the described extended position aerial platform of claim 1, it is characterized in that described rotating turret is fan-shaped rotating turret, the main body of this rotating turret is vertical arc (59), above central side, be welded with horizontal arc (60) at plate, be welded with the vertical arc that has axis hole on the horizontal arc again, on the position of the equal distribution of this plate, respectively be welded with a thick vertical panel (61), and be welded with reinforcing rib (62), on vertical panel, respectively open a hole down, supporting wheel shaft (63) is installed in last hole, the other end of supporting wheel shaft is supported on the vertical arc plate that has axis hole, thrust wheel is contained on the supporting wheel shaft, thrust wheel is pressed in the last plane that sired results is made raceway on the platform, following hole is equipped with eccentric roller shaft (64) and roller (55), and roller cooperates with last raceway inner plane by adjusting eccentric shaft, is welded with adjustable braced structures on impartial position below the main body, push down spin (68) with holding nut (65), be pressed in sired results and do on the following raceway of platform.
3, by the described extended position aerial platform of claim 1, it is characterized in that the described linkage that adheres to, it comprises the telescopic bar that adheres to, the inner sleeve that adheres to bar is equipped with interior tensioner conehead (32), the interior nut (33) of adjusting, outer banding dop (34) is arranged on the outer sleeve, two of adhering to bar has the Universal-head mechanism of universal ball pin (36), a Universal-head mechanism is fixed on the last flat-topped ridge of column, one end of another Universal-head mechanism is threaded, can join with inner sleeve (30), by crossbeam (38), clamping plate (39), nut (40) is fixed on the structure.
4, by the described aerial platform of claim 1, it is characterized in that having wedging device (19) on the last flat-topped ridge of described every joint column, the wedging device is made of the wedge block on voussoir and the flat-topped ridge, prevents that the column that stretches out from bouncing back.
5, by the described aerial platform of claim 1, it is characterized in that described farm labourer does in the platform, on the node of element of construction, be fixed with on the upper beam on railing intubate (89), railing (90), the element of construction and be fixed with bracing frame, floor (23) is housed on the bracing frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90222261 CN2084077U (en) | 1990-10-18 | 1990-10-18 | Projection platform in air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90222261 CN2084077U (en) | 1990-10-18 | 1990-10-18 | Projection platform in air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2084077U true CN2084077U (en) | 1991-09-04 |
Family
ID=4900238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90222261 Withdrawn CN2084077U (en) | 1990-10-18 | 1990-10-18 | Projection platform in air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2084077U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102485164A (en) * | 2010-12-01 | 2012-06-06 | 中国人民解放军第四军医大学 | Portable standing position stress simulator |
| CN101254858B (en) * | 2007-03-02 | 2012-07-04 | 中西金属工业株式会社 | Lifting device for shift carrying |
| CN101341303B (en) * | 2005-12-16 | 2013-07-10 | 格雷戈里·约翰·布莱克 | Improved construction system, method and apparatus |
| CN104775605A (en) * | 2013-08-01 | 2015-07-15 | 浙江长兴前进机械铸造有限公司 | Angle-rotatable operation platform |
| CN105544951A (en) * | 2016-01-22 | 2016-05-04 | 成都迅德科技有限公司 | Supporting device for building |
| CN106337563A (en) * | 2016-09-12 | 2017-01-18 | 天津城建大学 | Lifting device with spatial truss structure |
| CN107090983A (en) * | 2016-02-18 | 2017-08-25 | 左红 | The equipment that builds a house and its assemble method |
| CN107858913A (en) * | 2017-10-31 | 2018-03-30 | 郑孝群 | A kind of extended position truss-rigid-framed structure road and bridge |
| CN108086721A (en) * | 2018-01-17 | 2018-05-29 | 赵钉 | A kind of steel construction ceiling framework |
| CN108385958A (en) * | 2018-03-20 | 2018-08-10 | 芜湖成安建设工程有限公司 | Architectural furniture |
| CN111302279A (en) * | 2020-02-19 | 2020-06-19 | 南京林业大学 | Corridor security monitoring camera installation auxiliary device |
| WO2023060783A1 (en) * | 2021-10-11 | 2023-04-20 | 郑孝群 | Stretchable road bridge and manufacturing and construction method therefor |
| CN117513714A (en) * | 2024-01-04 | 2024-02-06 | 河北盛卓建筑设备制造有限公司 | Lifting platform for building construction |
-
1990
- 1990-10-18 CN CN 90222261 patent/CN2084077U/en not_active Withdrawn
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101341303B (en) * | 2005-12-16 | 2013-07-10 | 格雷戈里·约翰·布莱克 | Improved construction system, method and apparatus |
| CN101254858B (en) * | 2007-03-02 | 2012-07-04 | 中西金属工业株式会社 | Lifting device for shift carrying |
| CN102485164A (en) * | 2010-12-01 | 2012-06-06 | 中国人民解放军第四军医大学 | Portable standing position stress simulator |
| CN104775605A (en) * | 2013-08-01 | 2015-07-15 | 浙江长兴前进机械铸造有限公司 | Angle-rotatable operation platform |
| CN105544951A (en) * | 2016-01-22 | 2016-05-04 | 成都迅德科技有限公司 | Supporting device for building |
| CN107090983A (en) * | 2016-02-18 | 2017-08-25 | 左红 | The equipment that builds a house and its assemble method |
| CN106337563A (en) * | 2016-09-12 | 2017-01-18 | 天津城建大学 | Lifting device with spatial truss structure |
| CN106337563B (en) * | 2016-09-12 | 2018-05-25 | 天津城建大学 | A kind of lifting device of space grid structure |
| CN107858913A (en) * | 2017-10-31 | 2018-03-30 | 郑孝群 | A kind of extended position truss-rigid-framed structure road and bridge |
| CN108086721A (en) * | 2018-01-17 | 2018-05-29 | 赵钉 | A kind of steel construction ceiling framework |
| CN108385958A (en) * | 2018-03-20 | 2018-08-10 | 芜湖成安建设工程有限公司 | Architectural furniture |
| CN111302279A (en) * | 2020-02-19 | 2020-06-19 | 南京林业大学 | Corridor security monitoring camera installation auxiliary device |
| WO2023060783A1 (en) * | 2021-10-11 | 2023-04-20 | 郑孝群 | Stretchable road bridge and manufacturing and construction method therefor |
| CN117513714A (en) * | 2024-01-04 | 2024-02-06 | 河北盛卓建筑设备制造有限公司 | Lifting platform for building construction |
| CN117513714B (en) * | 2024-01-04 | 2024-03-15 | 河北盛卓建筑设备制造有限公司 | Lifting platform for building construction |
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