CN110306776A - A kind of hoistable platform for construction of elevator shaft in high-rise building - Google Patents

A kind of hoistable platform for construction of elevator shaft in high-rise building Download PDF

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Publication number
CN110306776A
CN110306776A CN201910552546.0A CN201910552546A CN110306776A CN 110306776 A CN110306776 A CN 110306776A CN 201910552546 A CN201910552546 A CN 201910552546A CN 110306776 A CN110306776 A CN 110306776A
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CN
China
Prior art keywords
elevator
workbench
column
shear connector
hydraulic cylinder
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Granted
Application number
CN201910552546.0A
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Chinese (zh)
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CN110306776B (en
Inventor
王萍
其他发明人请求不公开姓名
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HUBEI YONGSHENG CONSTRUCTION ENGINEERING Co.,Ltd.
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王萍
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Priority to CN201910552546.0A priority Critical patent/CN110306776B/en
Publication of CN110306776A publication Critical patent/CN110306776A/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/24Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons
    • E04G3/246Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons following the inside contour of a building
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/28Mobile scaffolds; Scaffolds with mobile platforms
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/28Mobile scaffolds; Scaffolds with mobile platforms
    • E04G2003/286Mobile scaffolds; Scaffolds with mobile platforms mobile vertically

Abstract

The invention discloses a kind of hoistable platforms for construction of elevator shaft in high-rise building, comprising: workbench, the edge of workbench and the side wall of elevator are equipped with gap;Bracket is supported, support bracket is fixedly connected on the bottom of workbench, and support bracket includes the first column and the second column for being fixedly connected on workbench bottom four corners;Shear connector, shear connector are elongated block structure, offer the elongated hole of installation shear connector in the lower part of the first column, are rotatably connected in elongated hole at the top of shear connector, and the bottom of shear connector offsets after stretching out out of elongated hole with the bottom surface of elevator door opening;Lift driving device, driving device is lifted to be located between two first columns, the top of lifting driving device is fixedly connected with the bottom of workbench, and the bottom surface of the bottom and elevator door opening that lift driving device offsets, and lifting driving device is for driving workbench to move up and down vertically in elevator.Efficiency is built and gone up and down to hoistable platform raising operating platform of the invention.

Description

A kind of hoistable platform for construction of elevator shaft in high-rise building
Technical field
The present invention relates to construction technical field of tools, and in particular to a kind of liter for construction of elevator shaft in high-rise building Platform drops.
Background technique
During building Construction of High-rise, the shuttering supporting of four walls of indoor each layer elevator shaft is mainly using erection operation The method of platform.The shuttering supporting operating platform of the inner wall of indoor elevator hoistway is mainly the following construction method at present: with First floor upright bar, which is directly landed, successively sets up the progress shutterings-supported construction operation of frame body operating platform;Weld the triangle steelframe of regularization Platform, every layer, by tower crane equipment hoisting, carries out shutterings-supported construction operation on triangular steel body panel;In hoisting type steel platform Upper progress shutterings-supported construction operation etc..
But the triangular steel body panel of existing lifting needs to utilize tower crane equipment hoisting when needing lift adjustment position And the support frame for support platform of dismantling, support frame is built again again when then hanging new floor job position using tower crane, is pacified It is time-consuming and laborious to fill work.And the operating platform successively built uses more material, heavy workload and working time too long.Therefore having must It makes improvements, that improves operating platform builds and go up and down efficiency.
Summary of the invention
The technical problem to be solved by the present invention is to the triangular steel body panels of existing lifting in the prior art to need to rise When dropping adjusting position, the support frame using tower crane equipment hoisting and support platform of dismantling is needed, is then hung using tower crane new Build support frame when floor job position again again, the time-consuming and laborious problem of installment work is, and it is an object of the present invention to provide a kind of for height The hoistable platform of layer building construction of lift well.
The present invention is achieved through the following technical solutions:
A kind of hoistable platform for construction of elevator shaft in high-rise building, comprising:
Workbench, the workbench include longitudinal beam and rectangular frame and checkered steel plate that transverse beam is welded, described Checkered steel plate is welded on the top of rectangular frame, and the workbench is positioned horizontally in elevator, the edge and elevator of workbench Side wall be equipped with gap, the workbench be lower than elevator top surface;
Bracket is supported, the support bracket is fixedly connected on the bottom of the workbench, and the support bracket includes fixing It is connected to the first column and the second column of workbench bottom four corners, first column is equipped with two, two first column positions In the side close to elevator door opening, second column is equipped with two, and two second columns are located remotely from elevator door opening Side, the top and bottom between two first columns are welded to connect by first crossbeam, two second columns it Between top and bottom by first crossbeam be welded to connect, top and bottom between adjacent first column and the second column Portion is welded to connect by second cross beam;
Shear connector, the shear connector are elongated block structure, offer the elongated of installation shear connector in the lower part of the first column Hole is rotatably connected in elongated hole at the top of the shear connector, the bottom of the shear connector stretched out out of elongated hole after with elevator The bottom surface of well door opening offsets;
Driving device is lifted, the lifting driving device is located between two first columns, the lifting driving device Top is fixedly connected with the bottom of workbench, and the bottom surface of the bottom and elevator door opening that lift driving device offsets, the lifting Driving device is for driving workbench to move up and down vertically in elevator.
Preferred embodiment: the surrounding of the workbench is fixedly connected to rubber rolling wheel component, the rubber scroll wheel groups The wall of part and elevator rolls connection, and the lower part of second column is fixedly connected with rubber rolling wheel component, the rubber The wall of rolling wheel component and elevator rolls connection, the rubber rolling wheel component follow workbench it is vertical in elevator on Lower movement.
Preferred embodiment: the rubber rolling wheel component includes mounting plate, support frame, compressed spring, compressed spring locating shaft, Spring push plate, rubber roll, roller shaft pin, left and right ends are respectively fixedly connected with support frame on mounting plate, offer on support frame Waist-shaped hole, waist-shaped hole extend along support frame length direction, and rubber roll, rubber roll mounting hole and branch are equipped among support frame Waist-shaped hole on support matches, and penetrates roller shaft pin in the mounting hole of rubber roll and the waist-shaped hole of support frame, in mounting plate Position has installed compressed spring locating shaft, and compressed spring locating shaft is ipsilateral with support frame on a mounting board, compressed spring locating shaft The one side of upper sleeve through compressed spring, compressed spring is bonded with mounting plate, and another side is bonded with spring push plate, and spring push plate is " Contraband " Shape structure, spring push plate middle part are equipped with the through-hole to match with compressed spring locating shaft, and spring push plate left and right ends open up respectively There is the through-hole to match with roller shaft pin, the width of spring push plate is greater than the width of rubber roll, and the length of spring push plate is greater than The radius of rubber roll, the width of spring push plate are less than the width between the support frame of mounting plate left and right ends, and compressed spring passes through Spring push plate pushes rubber roll to be moved forward and backward in support frame waist-shaped hole.
Preferred embodiment: the top of the shear connector is rotatablely connected in elongated hole by straight pin and the first column, described The side that elevator door opening is located remotely from shear connector is fixedly connected with T-type pull rod, one end of the T-type pull rod and shear connector spiral shell Line connection, after the bottom of shear connector is stretched out out of elongated hole, the other end of T-type pull rod and the side wall of the first column offset;? After the bottom of shear connector retracts in elongated hole, the other end of T-type pull rod and the side wall of the first column are separate, and the T-type pull rod is used In the rotational angle of control shear connector.
Preferred embodiment: extension spring is connected between the T-type pull rod and the first column, the extension spring is for elasticity The bottom of support shear connector is stretched out out of elongated hole, and the both ends of the extension spring are respectively equipped with hook, the extension spring One end is connect by hook with T-type pull rod, and the other end of the extension spring is connect by hook with the first column.
Preferred embodiment: the drag-line being also connected on the T-type pull rod in the bottom retraction elongated hole of driving shear connector, it is described Drag-line is y-type structure, and the top of drag-line passes through workbench and connect with drag-line positioning plate, and the drag-line positioning plate is " several " font knot Structure offers the location hole connecting with drag-line at the top of drag-line positioning plate, penetrated at the top of the drag-line after location hole with hand Handle is fixedly connected, and the bottom of the drag-line is fixedly connected with two T-type pull rods respectively, and the drag-line is used to control the drive of T-type pull rod The bottom of dynamic shear connector retracts in elongated hole.
Preferred embodiment: the lifting driving device includes first hydraulic cylinder, and the cylinder body of the first hydraulic cylinder passes through installation Seat is connect with the bottom of workbench, and the mounting base is located remotely from the side of elevator door opening, the cylinder body of the first hydraulic cylinder It is rotatablely connected with mounting base, the telescopic arm of the first hydraulic cylinder is offseted by the bottom surface of locating piece and elevator door opening, described The telescopic arm and locating piece of first hydraulic cylinder are rotatablely connected, and the first hydraulic cylinder drives workbench in elevator by stretching motion It moves up and down vertically in well.
Preferred embodiment: the locating piece includes vertical plate, and one end of the vertical plate is equipped with to be turned with the telescopic arm of first hydraulic cylinder By cylinder pin connection, the other end of the vertical plate is equipped with the telescopic arm of the otic placode of dynamic connection, the otic placode and first hydraulic cylinder The limit plate to offset with the bottom surface of elevator door opening, the limit plate is vertical with vertical plate to be connect.
Preferred embodiment: the lifting driving device further includes second hydraulic cylinder, the cylinder body of the second hydraulic cylinder and two The first crossbeam of bottom between first column is rotatablely connected, the telescopic arm of the second hydraulic cylinder and the cylinder body of first hydraulic cylinder Rotation connection, the second hydraulic cylinder is for driving first hydraulic cylinder vertical rotating in mounting base.
Preferred embodiment: the height of first column and the second column is identical, the bottom of the first column and the second column to The bottom surface of elevator door opening extends.
Compared with prior art, the present invention having the following advantages and benefits:
1) a kind of hoistable platform for construction of elevator shaft in high-rise building of the invention, the hoistable platform be equipped with workbench and Bracket is supported, is equipped with the shear connector for being used to support and positioning in the lower section of the first column of support bracket, which fixes In the floor of setting, the bottom surface of shear connector and elevator door opening offsets, when which needs to rise or fall, shear connector It retracts in elongated hole, moves up and down convenient for hoistable platform.The hoistable platform is additionally provided with lifting driving device, the cylinder of first hydraulic cylinder Body is connected by the bottom of mounting base and workbench, and mounting base is located remotely from the side of elevator door opening, the cylinder of first hydraulic cylinder Body and mounting base are rotatablely connected;The telescopic arm of first hydraulic cylinder is offseted by the bottom surface of locating piece and elevator door opening, the first liquid The telescopic arm of cylinder pressure and locating piece are rotatablely connected, first hydraulic cylinder by stretching motion drive workbench in elevator vertically on The automatic raising and lowering of the hoistable platform is realized in lower movement.
2) a kind of hoistable platform for construction of elevator shaft in high-rise building of the invention, the workbench surrounding of the hoistable platform It is fixedly connected to rubber rolling wheel component, the wall of the rubber rolling wheel component and elevator rolls connection;In the second column Lower part be fixedly connected with rubber rolling wheel component, the wall of rubber rolling wheel component and elevator, which rolls, to be connected, and rubber rolls Wheel assembly follows workbench to move up and down vertically in elevator, and workbench is avoided to move up and down vertically in elevator Shi Yu electricity The wall of stair shaft scratches, destroy elevator metope, while reduce workbench in elevator vertically move up and down in resistance Power, that improves operating platform builds and goes up and down efficiency.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the structural front view of hoistable platform use state of the invention;
Fig. 2 is the structure top view of hoistable platform use state of the invention;
Along the cross-sectional view in the direction A-A in Fig. 3 Fig. 1;
Fig. 4 is the structural schematic diagram of hoistable platform jacking condition of the invention;
Fig. 5 is the structural front view of hoistable platform of the invention;
Fig. 6 is the structure left view of hoistable platform of the invention;
Fig. 7 is the structural perspective of hoistable platform of the invention;
Fig. 8 is the structural perspective of shear connector of the invention;
Fig. 9 is the structure top view of rubber rolling wheel component of the invention.
Label and corresponding parts title in attached drawing:
1- workbench, the first column of 2-, the second column of 3-, 4- rubber rolling wheel component, 5- second cross beam, 6- first are horizontal Beam, 7- shear connector, 8- drag-line, 9- extension spring, 10- first hydraulic cylinder, 11- mounting base, 12- locating piece, 13- second are hydraulic Cylinder, 14- drag-line positioning plate, 15- elevator, 16- elevator door opening, 17-T type pull rod, 41- mounting plate, 42- support frame, 43- rubber Rubber-surfaced roll wheel, 44- roller shaft pin, 45- compressed spring locating shaft, 46- compressed spring, 47- spring push plate.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made For limitation of the invention.
Embodiment 1
As shown in Figures 1 to 8, a kind of hoistable platform for construction of elevator shaft in high-rise building of the present invention, comprising:
Workbench 1, the workbench 1 include longitudinal beam and rectangular frame and checkered steel plate that transverse beam is welded, longitudinal direction Beam and transverse beam use profile materials, the checkered steel plates such as channel steel, angle steel, rectangular steel pipe to be welded on the top of rectangular frame, the work Make platform 1 and provides operation table top for construction operation.Workbench 1 is positioned horizontally in elevator 15, the edge and elevator 15 of workbench 1 Side wall be equipped with gap, workbench 1 be lower than elevator 15 top surface.
Bracket is supported, which is fixedly connected on the bottom of workbench 1, and support bracket includes being fixedly connected on work The first column 2 and the second column 3 of 1 bottom four corners of platform, the first column 2 are equipped with two, and two first columns 2 are located adjacent to elevator The side of well door opening 16;Second column 3 is equipped with two, and two second columns 3 are located remotely from the side of elevator door opening 16.Two Top and bottom between first column 2 are welded to connect by first crossbeam 6, the top and bottom between two second columns 3 It is welded to connect by first crossbeam 6, the top and bottom between adjacent the first column 2 and the second column 3 pass through second cross beam 5 It is welded to connect.First column 2 is identical with the height of the second column 3, and the bottom of the first column 2 and the second column 3 is to elevator door The bottom surface in hole 16 extends.First column 2, the second column 3, first crossbeam 6 and second cross beam 5, which use, uses channel steel, angle steel, rectangle steel The profile materials such as pipe.
Shear connector 7, shear connector 7 are elongated block structure, offer the elongated of installation shear connector 7 in the lower part of the first column 2 The top in hole, shear connector 7 is rotatably connected in elongated hole, the bottom of shear connector 7 stretched out out of elongated hole after with elevator door opening 16 bottom surface offsets.Shear connector 7 is used for workbench 1 and support corbels support and the bottom surface for being located in elevator door opening 16.
Driving device is lifted, lifting driving device is located between two first columns 2, lifts top and the work of driving device The bottom for making platform 1 is fixedly connected, and the bottom surface of the bottom and elevator door opening 16 that lift driving device offsets, and lifting driving device is used It moves up and down vertically in elevator 15 in driving workbench 1.
Working principle
As shown in figure 4, a kind of hoistable platform for construction of elevator shaft in high-rise building of the invention, the hoistable platform are equipped with Workbench 1 and support bracket are equipped with the shear connector 7 for being used to support and positioning, the liter in the lower section of the first column 2 of support bracket Drop platform offsets in shear connector 7 and the bottom surface of elevator door opening 16 when being fixed on the floor of setting, the hoistable platform need rising or When decline, shear connector 7 is retracted in elongated hole, is moved up and down convenient for hoistable platform.The hoistable platform is additionally provided with lifting driving device, The top of lifting driving device is fixedly connected with the bottom of workbench 1, lifts bottom and the elevator door opening 16 of driving device Bottom surface offsets, and lifting driving device drives workbench 1 to move up and down vertically in elevator 15 by stretching motion.Hoistable platform When ascending motion, shear connector 7 is retracted in elongated hole, and lifting driving device drives workbench 1 in elevator 15 by stretching motion It inside moves straight up, when lifting driving device is lifted in the hoistable platform to upper layer elevator 15, shear connector 7 is out of elongated hole Bottom surface after stretching with upper layer elevator door opening 16 offsets.When hoistable platform descending motion, shear connector 7 is retracted in elongated hole, is lifted It rises driving device and drives workbench 1 to move straight down in elevator 15 by contractile motion, lifting driving device lifting should When in hoistable platform to lower layer's elevator 15, bottom surface phase with lower layer elevator door opening 16 after shear connector 7 is stretched out out of elongated hole It supports, realizes the automatic raising and lowering of the hoistable platform.
Embodiment 2
As shown in Fig. 2, Fig. 3 and Fig. 9, a kind of hoistable platform for construction of elevator shaft in high-rise building of the present invention, this implementation Difference is example compared with Example 1: the surrounding of workbench 1 is fixedly connected to rubber rolling wheel component 4, the rubber scroll wheel The wall of component 4 and elevator 15, which rolls, to be connected.Rubber rolling wheel component 4, rubber are fixedly connected in the lower part of the second column 3 The wall of rolling wheel component 4 and elevator 15, which rolls, to be connected, and rubber rolling wheel component 4 follows workbench 1 to erect in elevator 15 It is straight to move up and down.
Specifically: rubber rolling wheel component 4 includes mounting plate 41, support frame 42, compressed spring 46, compressed spring locating shaft 45, spring push plate 47, rubber roll 43, roller shaft pin 44, left and right ends are respectively fixedly connected with support frame 42 on mounting plate 41, prop up Waist-shaped hole is offered on support 42, waist-shaped hole extends along the length direction of support frame 42.Rubber rolling is installed among support frame 42 Wheel 43,43 mounting hole of rubber roll matches with the waist-shaped hole on support frame 42, the mounting hole and support frame 42 of rubber roll 43 Waist-shaped hole in penetrate roller shaft pin 44.41 medium position of mounting plate is equipped with compressed spring locating shaft 45, compressed spring locating shaft 45 is ipsilateral with support frame 42 on mounting plate 41,45 upper sleeve through compressed spring 46 of compressed spring locating shaft, and the one of compressed spring 46 End face is bonded with mounting plate 41, and another side is bonded with spring push plate 47.Spring push plate 47 is " Contraband " shape structure, in spring push plate 47 Portion is equipped with the through-hole to match with compressed spring locating shaft 45, and 47 left and right ends of spring push plate offer and roller shaft pin 44 respectively The through-hole to match, the width of spring push plate 47 are greater than the width of rubber roll 43, and the length of spring push plate 47 is rolled greater than rubber The radius of wheel 43, the width of spring push plate 47 are less than the width between 41 left and right ends support frame 42 of mounting plate, compressed spring 46 Rubber roll 43 is pushed to be moved forward and backward in 42 waist-shaped hole of support frame by spring push plate 47.
1 surrounding of workbench of the hoistable platform is fixedly connected to rubber rolling wheel component 4, the rubber rolling wheel component 4 It rolls and connects with the wall of elevator 15.It is fixedly connected with rubber rolling wheel component 4 in the lower part of the second column 3, rubber rolls The wall of wheel assembly 4 and elevator 15, which rolls, to be connected, rubber rolling wheel component 4 follow workbench 1 it is vertical in elevator 15 on Lower movement avoids wall of the workbench 1 when moving up and down vertically in elevator 15 with elevator 15 from scratching, and destroys elevator The metope of well 15, at the same reduce workbench 1 in elevator 15 vertically move up and down in resistance, improve building for operating platform With lifting efficiency.
Embodiment 3
As shown in Fig. 1, Fig. 3, Fig. 5 to Fig. 8, a kind of hoistable platform for construction of elevator shaft in high-rise building of the present invention, this Embodiment is distinguished compared with Example 1 to be: the top of shear connector 7 is rotated in elongated hole by straight pin and the first column 2 It connects, the side that elevator door opening 16 is located remotely from shear connector 7 is fixedly connected with T-type pull rod 17.One end of T-type pull rod 17 with Shear connector 7 is threadedly coupled, after the bottom of shear connector 7 is stretched out out of elongated hole, the other end of T-type pull rod 17 and the first column 2 Side wall offset.After the bottom of shear connector 7 retracts in elongated hole, the other end of T-type pull rod 17 is remote with the side wall of the first column 2 From T-type pull rod 17 is used to control the rotational angle of shear connector 7.
Extension spring 9 is connected between T-type pull rod 17 and the first column 2, extension spring 9 is for flexibly supporting shear connector 7 bottom is stretched out out of elongated hole.The both ends of extension spring 9 are respectively equipped with hook, and one end of extension spring 9 passes through hook and T Type pull rod 17 connects, and the other end of extension spring 9 is connect by hook with the first column 2.
The drag-line 8 being also connected in the bottom retraction elongated hole of driving shear connector 7 on T-type pull rod 17, the drag-line 8 are Y Type structure.The top of drag-line 8 passes through workbench 1 and connect with drag-line positioning plate 14, and drag-line positioning plate is 14 " several " character form structures, The top of drag-line positioning plate 14 offers the location hole connecting with drag-line 14, and the top of drag-line 8 is consolidated after penetrating location hole with handle Fixed connection.The bottom of drag-line 8 is fixedly connected with two T-type pull rods 17 respectively, and in hoistable platform decline, drag-line 8 is used to synchronize Controlling two T-type pull rods 17 drives the bottom of shear connector 7 to retract in elongated hole.
Embodiment 4
As shown in Fig. 5, Fig. 6 and Fig. 7, a kind of hoistable platform for construction of elevator shaft in high-rise building of the present invention, this implementation Difference is example compared with Example 1: lifting driving device includes first hydraulic cylinder 10, and the cylinder body of first hydraulic cylinder 10 passes through peace Dress seat 11 is connect with the bottom of workbench 1, and mounting base 11 is located remotely from the side of elevator door opening 16, the cylinder of first hydraulic cylinder 10 Body and mounting base 11 are rotatablely connected.The telescopic arm of first hydraulic cylinder 10 passes through the bottom surface phase of locating piece 12 and elevator door opening 16 It supports, the telescopic arm and locating piece 12 of first hydraulic cylinder 10 are rotatablely connected, and first hydraulic cylinder 10 drives workbench 1 by stretching motion It moves up and down vertically in elevator 15.
Locating piece 12 includes vertical plate, and the ear being rotatablely connected with the telescopic arm of first hydraulic cylinder 10 is equipped in one end of vertical plate For the telescopic arm of plate, otic placode and first hydraulic cylinder 10 by cylinder pin connection, the other end of vertical plate is equipped with the bottom with elevator door opening The limit plate that face offsets, limit plate is vertical with vertical plate to be connect.The lifting driving device further includes second hydraulic cylinder 13, and second is hydraulic The first crossbeam 6 of bottom between the cylinder body of cylinder 13 and two first columns 2 is rotatablely connected, the telescopic arm of second hydraulic cylinder 13 with The cylinder body of first hydraulic cylinder 10 is rotatablely connected, and second hydraulic cylinder 13 is for driving first hydraulic cylinder 10 vertically to turn in mounting base 11 It is dynamic.
Working principle
A kind of hoistable platform for construction of elevator shaft in high-rise building of the present invention, the hoistable platform are equipped with lifting driving dress It sets, lifting driving device is equipped with first hydraulic cylinder 10, and first is hydraulic, and 10 cylinder body passes through the bottom of mounting base 11 and workbench 1 Connection, mounting base 11 are located remotely from the side of elevator door opening 16, and the cylinder body and mounting base 11 of first hydraulic cylinder 10 are rotatablely connected. The telescopic arm of first hydraulic cylinder 10 is offseted by locating piece 12 and the bottom surface of elevator door opening 16, the telescopic arm of first hydraulic cylinder 10 It is rotatablely connected with locating piece 12.First hydraulic cylinder 10 drives the vertical fortune up and down in elevator 15 of workbench 1 by stretching motion It is dynamic, realize the automatic raising and lowering of the hoistable platform.When hoistable platform ascending motion, shear connector 7 is retracted in elongated hole, and first Hydraulic cylinder 10 drives workbench 1 to move straight up in elevator 15 by stretching motion, and first hydraulic cylinder 10 lifts the liter When dropping in platform to upper layer elevator 15, shear connector 7 offsets after stretching out out of elongated hole with the bottom surface of upper layer elevator door opening 16, Then the telescopic arm of first hydraulic cylinder 10 is recovered in the cylinder body of first hydraulic cylinder 10.When hoistable platform descending motion, first Two hydraulic cylinders 13 driving first hydraulic cylinder 10 turns to the angle set, then the telescopic arm stretching motion of first hydraulic cylinder 10, Until locating piece 12 and the bottom surface of lower layer elevator door opening 16 offset.Shear connector 7 retracts in elongated hole, and lifting driving device passes through Contractile motion driving workbench 1 moves straight down in elevator 15, and lifting driving device lifts the hoistable platform to lower layer When in elevator 15, shear connector 7 offsets after stretching out out of elongated hole with the bottom surface of lower layer elevator door opening 16, realizes that the lifting is flat The automatic raising and lowering of platform.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include Within protection scope of the present invention.

Claims (10)

1. a kind of hoistable platform for construction of elevator shaft in high-rise building characterized by comprising
Workbench, the workbench include longitudinal beam and rectangular frame and checkered steel plate that transverse beam is welded, the decorative pattern Steel plate is welded on the top of rectangular frame, and the workbench is positioned horizontally in elevator, the edge of workbench and the side of elevator Wall is equipped with gap, and the workbench is lower than the top surface of elevator;
Bracket is supported, the support bracket is fixedly connected on the bottom of the workbench, and the support bracket includes being fixedly connected In the first column and the second column of workbench bottom four corners, first column is equipped with two, and two first columns, which are located at, to be connect The side of nearly elevator door opening, second column are equipped with two, and two second columns are located remotely from the side of elevator door opening, Top and bottom between two first columns are welded to connect by first crossbeam, the top between two second columns Portion and bottom are welded to connect by first crossbeam, and the top and bottom between adjacent the first column and the second column pass through second Beam welding connection;
Shear connector, the shear connector are elongated block structure, offer the elongated hole of installation shear connector, institute in the lower part of the first column State and be rotatably connected in elongated hole at the top of shear connector, the bottom of the shear connector stretched out out of elongated hole after with elevator door opening Bottom surface offset;
Driving device is lifted, the lifting driving device is located between two first columns, the top of the lifting driving device It is fixedly connected with the bottom of workbench, the bottom surface of the bottom and elevator door opening that lift driving device offsets, the lifting driving Device is for driving workbench to move up and down vertically in elevator.
2. a kind of hoistable platform for construction of elevator shaft in high-rise building according to claim 1, it is characterised in that:
The surrounding of the workbench is fixedly connected to rubber rolling wheel component, and the lower part of second column is fixedly connected with rubber The wall of rubber-surfaced roll drive wheel assemblies, the rubber rolling wheel component and elevator rolls connection, and the rubber rolling wheel component follows Workbench moves up and down vertically in elevator.
3. a kind of hoistable platform for construction of elevator shaft in high-rise building according to claim 2, it is characterised in that:
The rubber rolling wheel component includes mounting plate, support frame, compressed spring, compressed spring locating shaft, spring push plate, rubber Idler wheel, roller shaft pin, left and right ends are respectively fixedly connected with support frame on mounting plate, and waist-shaped hole, waist-shaped hole are offered on support frame Extend along support frame length direction, rubber roll, the waist type on rubber roll mounting hole and support frame are installed among support frame Hole matches, and roller shaft pin is penetrated in the mounting hole of rubber roll and the waist-shaped hole of support frame, and mounting plate medium position is equipped with pressure Contracting spring positioning axis, compressed spring locating shaft is ipsilateral with support frame on a mounting board, and compressed spring locating shaft upper sleeve through compresses bullet The one side of spring, compressed spring is bonded with mounting plate, and another side is bonded with spring push plate, and spring push plate is " Contraband " shape structure, spring The through-hole to match with compressed spring locating shaft is equipped in the middle part of push plate, spring push plate left and right ends offer respectively and roller shaft pin The through-hole to match, the width of spring push plate are greater than the width of rubber roll, and the length of spring push plate is greater than the half of rubber roll Diameter, the width of spring push plate are less than the width between the support frame of mounting plate left and right ends, and compressed spring is pushed by spring push plate Rubber roll is moved forward and backward in support frame waist-shaped hole.
4. a kind of hoistable platform for construction of elevator shaft in high-rise building according to claim 1, it is characterised in that:
The top of the shear connector is rotatablely connected in elongated hole by straight pin and the first column, is located on the shear connector remote Side from elevator door opening is fixedly connected with T-type pull rod, and one end of the T-type pull rod is threadedly coupled with shear connector, is shearing After the bottom of key is stretched out out of elongated hole, the other end of T-type pull rod and the side wall of the first column offset;It contracts in the bottom of shear connector After returning in elongated hole, the other end of T-type pull rod and the side wall of the first column are separate, and the T-type pull rod is for controlling shear connector Rotational angle.
5. a kind of hoistable platform for construction of elevator shaft in high-rise building according to claim 4, it is characterised in that:
Extension spring is connected between the T-type pull rod and the first column, the extension spring is for flexibly supporting shear connector Bottom is stretched out out of elongated hole, and the both ends of the extension spring are respectively equipped with hook, and one end of the extension spring passes through hook It is connect with T-type pull rod, the other end of the extension spring is connect by hook with the first column.
6. a kind of hoistable platform for construction of elevator shaft in high-rise building according to claim 4, it is characterised in that:
The drag-line being also connected in the bottom retraction elongated hole of driving shear connector on the T-type pull rod, the drag-line are Y type knot Structure, the top of drag-line pass through workbench and connect with drag-line positioning plate, and the drag-line positioning plate is " several " character form structure, fixed in drag-line The location hole connecting with drag-line is offered at the top of the plate of position, is fixedly connected after location hole is penetrated at the top of the drag-line with handle, The bottom of the drag-line is fixedly connected with two T-type pull rods respectively, and the drag-line is used to control the bottom of T-type pull rod driving shear connector Portion retracts in elongated hole.
7. a kind of hoistable platform for construction of elevator shaft in high-rise building according to claim 1, it is characterised in that:
The lifting driving device includes first hydraulic cylinder, and the cylinder body of the first hydraulic cylinder passes through the bottom of mounting base and workbench Portion's connection, the mounting base are located remotely from the side of elevator door opening, and cylinder body and the mounting base rotation of the first hydraulic cylinder connect It connects, the telescopic arm of the first hydraulic cylinder is offseted by the bottom surface of locating piece and elevator door opening, and the first hydraulic cylinder is stretched Contracting arm and locating piece are rotatablely connected, and the first hydraulic cylinder drives workbench vertical fortune up and down in elevator by stretching motion It is dynamic.
8. a kind of hoistable platform for construction of elevator shaft in high-rise building according to claim 7, it is characterised in that:
The locating piece includes vertical plate, and one end of the vertical plate is equipped with the otic placode being rotatablely connected with the telescopic arm of first hydraulic cylinder, By cylinder pin connection, one end of the vertical plate is equipped with the bottom with elevator door opening for the otic placode and the telescopic arm of first hydraulic cylinder The limit plate that face offsets, the limit plate is vertical with vertical plate to be connect.
9. a kind of hoistable platform for construction of elevator shaft in high-rise building according to claim 7, it is characterised in that:
The lifting driving device further includes second hydraulic cylinder, between the cylinder body of the second hydraulic cylinder and two first columns The first crossbeam of bottom is rotatablely connected, and the telescopic arm of the second hydraulic cylinder and the cylinder body of first hydraulic cylinder are rotatablely connected, described Second hydraulic cylinder is for driving first hydraulic cylinder vertical rotating in mounting base.
10. a kind of hoistable platform for construction of elevator shaft in high-rise building according to claim 1, it is characterised in that:
The height of first column and the second column is identical, and the bottom of the first column and the second column is to the bottom of elevator door opening Face extends.
CN201910552546.0A 2019-06-25 2019-06-25 Lifting platform for high-rise building elevator shaft construction Active CN110306776B (en)

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CN108049623A (en) * 2017-12-11 2018-05-18 罗艳春 A kind of Special hanging basket for cleaning glass curtain wall
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US20150184402A1 (en) * 2013-12-30 2015-07-02 International Chimney Corporation Scaffold system
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