CN112482738B - Attached self-lifting high-altitude sliding mode operation platform and method - Google Patents
Attached self-lifting high-altitude sliding mode operation platform and method Download PDFInfo
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- CN112482738B CN112482738B CN202011417009.4A CN202011417009A CN112482738B CN 112482738 B CN112482738 B CN 112482738B CN 202011417009 A CN202011417009 A CN 202011417009A CN 112482738 B CN112482738 B CN 112482738B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G2003/286—Mobile scaffolds; Scaffolds with mobile platforms mobile vertically
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Abstract
The invention relates to an attached self-lifting high-altitude slip form operation platform and a method, belonging to the field of high-altitude operation construction equipment; comprises an operation platform, an attachment device, a lifting device, an anti-falling device and a template system; the operation platform is of a space truss structure and is fixed on a shear wall or a beam column of a building through an attachment device; the lifting device and the anti-falling device are both arranged on the operating platform and are respectively used for adjusting the height of the operating platform and preventing the operating platform from accidentally falling; the attachment device is matched with the lifting device adopting the bionic climbing principle, so that the rapid lifting of the platform is realized, the attachment capability is high, the lifting problem of the high-altitude operation platform is solved, the lifting operation efficiency is improved, the lifting device is not only suitable for shear wall structures, but also suitable for building structures such as frames, frame shears and the like, and the application range of the climbing frame is greatly expanded. The slip form system can realize the operations of front-back and left-right movement on the platform, so that the slip form construction and the positioning of the template are accurate and convenient.
Description
Technical Field
The invention belongs to the field of high-altitude operation construction equipment, and particularly relates to an attached self-lifting high-altitude slip form operation platform and a method.
Background
In recent years, the building industry in China is rapidly developed, the building land tends to be tense gradually, the building is promoted to be developed to the high-rise and super high-rise aspects gradually, and new challenges are provided for the construction process and technology of high-rise buildings. Particularly, in recent years, with the needs of construction technology and the development of scientific technology, some traditional scaffolds are gradually eliminated due to the reasons of time consumption, labor consumption, material consumption, poor economy and safety guarantee, and the like, such as floor type external scaffolds, external scaffolds and the like, and are replaced by high-altitude operation platforms. As a new technology in the construction of high-rise buildings, the technology is generally adopted by the high-rise buildings with obvious economic benefit through market verification.
At present, the following two methods are generally adopted when a high-altitude operation platform is constructed in the building industry:
(1) automatically controlled inserted lift scaffold frame. The equipment is based on the guide rail guide seat type hydraulic climbing frame principle and is combined with a hanging basket construction technology, and the whole equipment is hung on a cast-in-place structure under construction through a wall penetrating bolt and an attachment member. There are three important steps in climbing: the installation of an upper attachment device, the climbing of the H-shaped guide rail and the climbing of the whole frame body. The hanging basket technology is adopted when the structure is externally decorated. The installation of the gondola needs to be done with the aid of an external hoisting device. The method mainly has the defects of complicated operation; the stability of the hanging basket is poor, and the hanging basket has large swing and is difficult to control when being acted by wind load; narrow applicable surface, large quantity of attaching devices, high technical requirements and the like.
(2) And (5) hydraulic climbing formwork products. The product plays a great role in the construction of high-rise building structures, but still has obvious defects in some technologies:
the hydraulic climbing mould product adopts a climbing mode that an H-shaped guide rail is provided with a lug hydraulic cylinder for jacking, so that the climbing operation of the whole platform is complex, the climbing efficiency is low, the time consumption is long, and the descending operation of the platform is not facilitated.
Secondly, the hydraulic creeping formwork product is structurally formed by assembling nonstandard parts, the platform structure is complicated to assemble, the universality of components is not strong, and the transportation and the installation of platform equipment are not facilitated.
And the hydraulic climbing formwork product is not provided with a high-altitude anti-falling safety device, so that potential safety hazards exist in high-altitude operation of the platform, and the rising and falling operations of the operating platform are very careful, and the efficiency is low.
Disclosure of Invention
The technical problem to be solved is as follows:
in order to avoid the defects of the prior art, the invention provides an attached self-lifting high-altitude slip form operation platform, the whole operation platform is in a modular design, an attachment device is used for fixing the operation platform, the lifting and anti-falling functions of the operation platform are realized through a lifting device and an anti-falling device, a slip form system can realize the operations of front-back and left-right movement on the operation platform, and the slip form construction and the positioning of a template are very convenient; the potential safety hazard is solved, and the simplification of the structure is guaranteed.
The technical scheme of the invention is as follows: the utility model provides an attached self-lifting high altitude slipform operation platform which characterized in that: comprises an operation platform, an attachment device, a lifting device, an anti-falling device and a template system; the operation platform is of a space truss structure and is fixed on a shear wall or a beam column of a building through an attachment device; the lifting device and the anti-falling device are both arranged on the operating platform and are respectively used for adjusting the height of the operating platform and preventing the operating platform from accidentally falling;
the attachment device comprises a wall attachment mechanism, an attachment frame and a hoisting device; the wall attaching mechanism comprises a wall attaching hanging lug and a wall attaching hanging body, and the wall attaching hanging lug is fixedly connected with the shear wall or the beam column of the building through a high-strength bolt; the wall-attached hanging body is connected with the wall-attached hanging lugs by utilizing the hanging body space and is limited to move left and right by limiting bolts on the wall-attached hanging lugs; the wall-attached hanging body comprises double guide grooves, a wall-attached hanging block and a wall-attached hanging body lock pin, the double guide grooves are arranged along the vertical direction, and the wall-attached hanging block is hinged to the tops of the double guide grooves and can rotate up and down; the wall-attached hanging body lock pin penetrates through the lock pin openings on the two side walls of the double guide grooves, and when the platform rises to a specified position, the operation platform is fixedly connected with the wall-attached mechanism through the lock pin openings of the platform frame and the lock pin openings on the two side walls of the double guide grooves; the attachment frame is of a cylindrical structure with a square cross section formed by connecting a support cross beam and a support cross rod by taking four square steels as a main body, and the four square steels are respectively matched with the double guide grooves of the wall attachment mechanism and can slide in the double guide grooves; the attachment frame hanging block is welded on the side wall of the top of the attachment frame through a steel plate; the hoisting device drives the attachment frame to rise along the double guide grooves of the wall attachment hanging body, the wall attachment hanging block is lifted through the attachment frame hanging block, and the wall attachment hanging block falls down due to self gravity after the attachment frame hanging block is higher than the wall attachment hanging block; after the attachment frame driving device is released, the attachment frame hanging block is moved downwards to be lapped on the wall attaching hanging block, and the attachment frame is stably connected with the wall attaching hanging body;
the lifting device comprises a main lifting mechanism and an auxiliary lifting mechanism, and the two lifting mechanisms are respectively arranged on two different platform sections of the same operating platform; the main lifting mechanism and the auxiliary lifting mechanism respectively comprise a main hook body and a hydraulic system; the main hook body comprises a first main hook and a second main hook which are arranged in parallel, the first main hook and the second main hook are the same in structure and comprise a hook body, a connecting assembly and a hydraulic cylinder, an outer cylinder of the hydraulic cylinder is fixedly arranged on the bottom surface of an operation platform frame through a hydraulic cylinder base, and the outer end of a piston rod of the hydraulic cylinder is connected with the hook body through the connecting assembly; the position relation between the hook body and a support beam of an attachment frame on the wall body is controlled by the extension and contraction of a piston rod of a hydraulic cylinder, and the platform frame is further driven to ascend or descend by the control hydraulic cylinder through the extension and contraction of the piston rod; the hydraulic system is positioned in the operation platform frame, and output and input oil pipes of the hydraulic system are respectively connected with hydraulic cylinders of the main lifting mechanism and the auxiliary lifting mechanism; the main lifting mechanism and the auxiliary lifting mechanism are driven by the hydraulic system to synchronously work, so that the ascending and descending actions of the platform are realized;
the anti-falling device comprises a brake, a controller and a support frame, wherein the controller is fixed on the operating platform through the support frame, is close to one side of the attachment frame and is used for controlling the brake to be started; the brake is fixed at the lower end of the operating platform and is in contact with the corner post of the attachment frame; the descending of the operating platform is braked by friction;
the template system comprises a template and a template adjusting device, wherein the template adjusting device comprises a bidirectional guide rail device and a telescopic rod; the template is connected with one end of the telescopic rod through the hanging lug, the other end of the telescopic rod is connected with the bidirectional guide rail device, and the angle of the template is controlled by changing the telescopic length of the telescopic rod so as to facilitate template construction; the bidirectional guide rail device can enable the template to slide on the bidirectional guide rail device in the transverse direction and the vertical direction.
The further technical scheme of the invention is as follows: the operation platform is of a three-layer structure, each layer is formed by splicing a plurality of standard platform sections and control platform sections, and adjacent platform sections are fixedly connected through node buckles; all layers of the operating platform are supported and fixed through pillars, and the pillars connected in the end are coaxially and fixedly connected through a flange plate; the standard platform section is of a cuboid truss structure; the control platform section is of a cuboid truss structure, one side wall surface of the cuboid truss structure is provided with a rectangular groove, the wall surface provided with the groove faces the building wall body, and the attachment device is installed at the groove of the control platform section; the bottom surface of the operating platform is welded with an anti-skid steel plate.
The further technical scheme of the invention is as follows: the node is buckled and is become by U type channel-section steel and connecting steel plate, and U type channel-section steel welding is on the post inner wall, and U type channel-section steel and connecting steel plate are through high strength bolt connection, treat the roof beam welding of connecting on connecting steel plate, and roof beam are connected and are the same reason.
The further technical scheme of the invention is as follows: the section of the wall-attached hanging lug is trapezoidal, two parallel lines of the wall-attached hanging lug are arranged along the vertical direction, and the short edge of the wall-attached hanging lug is fixed on the wall surface; two waist lines of the trapezoid are respectively inclined upwards and downwards from the upper and lower vertexes of the short side; the cross section of the space of the wall-attached hanging body is the same as that of the wall-attached hanging lug in shape, the wall-attached hanging body and the wall-attached hanging lug are installed in a matched mode, and the wall-attached hanging body is clamped and fixed through two waist lines which are inclined upwards and downwards of the wall-attached hanging lug.
The further technical scheme of the invention is as follows: the hinge mechanism between the wall-attached hanging block and the double guide grooves comprises a hanging block link rod, a hanging block long shaft and a hanging block short shaft, wherein the hanging block long shaft and the hanging block short shaft are arranged in parallel; two hanging block link rods are arranged oppositely at ordinary times, one end of each hanging block link rod is hinged with the top of the double guide groove through a long hanging block shaft, and the other end of each hanging block link rod is hinged with the wall attaching hanging block through a short hanging block shaft, so that the wall attaching hanging block can move up and down in the vertical direction.
A method for lifting an operation platform by adopting an attachment device of an attached self-lifting high-altitude sliding mode operation platform is characterized by comprising the following specific steps:
the first step is as follows: removing the lowest attachment device, and installing the wall attaching hangers and the wall attaching hanging bodies on the newly-built upper-layer structure meeting the strength requirement on the same straight line;
the second step is that: operating the hoisting device to lift the attachment frame, and enabling the attachment frame hanging block to be lapped on the attachment wall hanging block after the attachment frame hanging block passes through the attachment wall hanging block of the attachment wall hanging body installed in the first step;
the third step: operating a hydraulic lifting system, finely adjusting the displacement of the platform structure in the vertical direction, and pulling out each wall-attached hanging body lock pin;
the fourth step: the operation platform lifting mechanism drives the platform to ascend;
the fifth step: when the platform rises to a specified position, after the lock pin port of the platform frame is aligned with the lock pin ports on the two side walls of the double guide grooves of the wall attachment hanging body, the lock pin of the wall attachment hanging body is inserted, so that the platform and the wall attachment mechanism are connected into a whole;
and a sixth step: if the rising is continued, the first step and the fourth step are repeated.
The further technical scheme of the invention is as follows: the hydraulic system of the lifting device comprises an oil tank, a motor, an oil circuit manifold block and a hydraulic pump, wherein the oil tank is fixedly arranged on the platform frame through bolts; the motor and an oil circuit integrated block integrated with an overflow valve, an electromagnetic directional valve, a flow distributing and collecting valve and a balance valve are respectively arranged on an oil tank; the hydraulic pump is arranged at the output shaft end of the motor; and the hydraulic cylinder of the auxiliary lifting mechanism is connected with the hydraulic system of the main lifting mechanism through a hydraulic pipe.
The further technical scheme of the invention is as follows: the hook body of the first main hook and the second main hook of the lifting device is of a plate-shaped structure, the bottom edge of the hook body is connected with the connecting component, one side of the hook body is a bevel edge which forms an included angle of 55 degrees with the horizontal plane and is used for realizing the displacement of the hook body when the hook body rises, and the lower end of the bevel edge is provided with a convex block extending out of the bottom edge to form the hook.
The further technical scheme of the invention is as follows: the connecting component of the first main hook and the second main hook of the lifting device comprises a cam disc, a main hook body pull rod, a limiting block, a U-shaped adjusting clamp, a pin shaft, a lock pin and a lock pin ring; the limiting block and the cam disc are respectively arranged on the side surface of the hook body through bolts;
the upper end of the pull rod of the main hook body is connected with the bottom edge of the hook body, and the lower end of the pull rod of the main hook body is symmetrically provided with a pair of lug plates with connecting holes which are clamped on two sides of the outer end head of the piston rod; the U-shaped adjusting clamp consists of a handle and a clamping plate with a U-shaped section, the handle is fixed on the bottom surface of the U-shaped clamping plate, opposite side walls of the U-shaped clamping plate are arranged on the outer sides of a pair of lugs of the main hook body pull rod, and connecting holes are formed in the side walls; the piston rod of the hydraulic cylinder, the lug of the pull rod of the main hook body and the U-shaped clamping plate of the U-shaped adjusting clamp are connected together sequentially from inside to outside through a pin shaft, so that the piston rod, the lug of the pull rod of the main hook body and the U-shaped clamping plate are movably matched;
the cam disc is an eccentric large semicircular disc, and a locking hole is formed on the cam disc close to the arc edge; when the cam disc rotates upwards to enable the included angle between the straight edge of the cam disc and the horizontal line to be 45 degrees, an annular lock pin ring is fixed on the outer surface of one side of the main hook body pull rod at the position corresponding to the lock hole on the cam disc, the lock pin is arranged in the lock pin ring and is in movable fit with the lock pin ring, the axial direction of the lock pin ring is mutually vertical to the disc surface of the cam disc, when the lock hole on the cam disc and the axial direction of the lock pin ring are at the same horizontal position, one end of the lock pin is manually inserted into the lock hole of the cam disc, and the cam disc and the hook body can be locked in relative rotation; when the lock pin is released manually, the cam disc naturally droops under the action of self-weight, so that the displacement of the whole hook body mechanism can be realized when the hook body descends.
A method for lifting an operation platform by adopting a lifting device of an attached self-lifting high-altitude sliding mode operation platform is characterized by comprising the following specific steps:
the first step is as follows: operating the hydraulic system to enable a piston rod of a hydraulic cylinder of the first main hook to extend upwards until a hook body above the piston rod is hung on a support cross beam of the attachment frame;
the second step is that: the hydraulic cylinder of the first main hook is contracted, so that the platform frame connected with the lifting device is lifted under the pulling of the hydraulic cylinder of the first main hook; the second main hook also rises along with the first main hook, and the hook body of the second main hook is automatically hung on the same support beam on the attachment frame;
the third step: if the temperature continues to rise, repeating the first step and the second step; the deflection of the double main hooks is realized by the inclined plane at the upper part of the hook body in the lifting operation process.
Advantageous effects
The invention has the beneficial effects that:
(1) the lifting device adopts a bionic climbing principle, solves the problem of high-altitude climbing, improves the climbing precision, is simpler to operate, is suitable for not only shear wall structures but also building structures such as frames, frame shears and the like, and greatly expands the application range of an operation platform. The operation is convenient, the climbing and lifting efficiency is very high, and the platform descending operation is easy and convenient.
(2) The invention is provided with the special high-altitude anti-falling device, so that the high-altitude operation safety of the platform is higher, and the cooperativity among all the anti-falling devices is very strong.
(3) The invention adopts a novel attachment device, has compact structure, is beneficial to the arrangement of the attachment device in high-altitude operation platform equipment, does not need excessive accessories of the attachment device, and has the characteristics of high reliability and low cost. The attachment device is matched with the lifting device adopting the bionic climbing principle, so that the platform can be quickly lifted, and the attachment capability is high. The lifting problem of the high-altitude operation platform is successfully solved, the lifting operation efficiency is improved, the operation is simpler, the lifting frame is not only suitable for shear wall structures, but also suitable for building structures such as frames, frame shears and the like, and the application range of the climbing frame is greatly expanded.
(4) The slip form system can realize the operations of front-back and left-right movement on the platform, so that the slip form construction and the positioning of the template are accurate and convenient.
Drawings
Fig. 1 is a schematic structural side view of an active control of an attached self-lifting high-altitude sliding mode operation platform.
Fig. 2 is a schematic structural front view of an attached self-lifting high-altitude sliding mode operation platform for active control.
Fig. 3(a) is a schematic side view of active and passive control of an attached self-lifting high-altitude sliding mode operation platform.
Fig. 3(b) is a schematic view of an active and passive control of the attached self-lifting high-altitude sliding mode operation platform.
FIG. 4 is an overall construction diagram of the attached self-lifting high-altitude slip form operation platform.
FIG. 5 is a front view, a top view and a side view of a modular segment of an operating platform.
FIG. 6 is a control platform section schematic.
Fig. 7 is a schematic view of an attachment device.
Fig. 8 is a schematic view of an attachment bracket.
Fig. 9 is a schematic view of a wall attachment hanger.
Fig. 10 is a schematic view of a wall-attached hanger.
Fig. 11 is a schematic illustration of the installation of the hydraulic system.
Fig. 12 is a schematic view of a formwork system installation.
Fig. 12a is a schematic three-view of a template.
Fig. 12b is a schematic view of a template holder.
Fig. 12c is a schematic view of a template hanger.
Fig. 13 is a schematic view of the lifting device.
Fig. 14 is a schematic view of the main hook body.
FIG. 15 is a schematic view of the high altitude fall arrest device.
FIG. 16 is a node buckle assembly schematic.
Fig. 17 is a schematic view of U-shaped channel steel.
Description of reference numerals: 1. an operation platform, 2, a flange plate, 3, a windproof net, 4, a main lifting mechanism, 5, an auxiliary lifting mechanism, 6, a hook body, 7, a cam plate, 8, a main hook body, 9, a limiting block, 10, a U-shaped adjusting clamp, 11, a pin shaft, 12, a hydraulic cylinder, 13, a main hook body, 14, a cross beam, 15, a lock pin, 16, a lock pin ring, 17, a hydraulic cylinder base, 18, a main hook body pull rod, 19, a template adjusting device, 20, an anti-skid steel plate, 21, a filter screen, 22, a support column, 23, a hoisting device, 24, an inclined strut, 25, a platform frame, 26, a hanging basket, 27, an attachment device, 28, an attached wall hanging lug, 29, an attached wall hanging body, 30, an attachment frame, 31, an attached wall hanging block, 32, an attached wall hanging body lock pin, 33, a standard platform section, 34, a hanging block connecting rod, 35, a control platform section, 36, a support cross beam, 37, a hoisting device support column, 38, an attached rack hanging block, 39. the anti-falling device comprises fixed pulleys, 40 support cross rods, 41 hydraulic pipes, 42 oil tanks, 43 motors, 44 oil circuit integrated blocks, 45 anti-falling devices, 46 template systems, 47 steel templates, 48 telescopic rods, 49 template main ribs, 50 template secondary ribs, 51 template upper connecting beams, 52 template lower connecting beams, 53 vertical sliding guide rails, 54 guide rail pulleys, 55 transverse sliding guide rails, 56 template I-shaped steel, 57 wedge block brakes, 58 lifting devices, 59 main hook bodies, 60 node buckles, 61. U-shaped channel steel, 62 connecting steel plates, 63 template lugs, 64 hanging block long shafts and 65 hanging block short shafts.
Detailed Description
The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Referring to fig. 1-4, the present embodiment is an attached self-lifting high altitude slip form operation platform, which includes an operation platform 1, an attachment device 27, a lifting device 58, a formwork system 46, and a fall preventing device 45; the operation platform is of a space truss structure and is fixed on a shear wall or a beam column of a building through an attachment device; the lifting device and the anti-falling device are both arranged on the operating platform and are respectively used for adjusting the height of the operating platform and preventing the operating platform from accidentally falling; the concrete structure is as follows
Referring to fig. 4-6, the operation platform 1 is assembled by a plurality of standard platform sections 33 and control platform sections 34. Each standard platform section 33 is 4m in length and is of a space truss structure, and a plurality of inclined struts 24 are arranged to increase the rigidity of the standard platform section 33; support fixedly through pillar 22 between each layer of operation platform 1, on, through the coaxial fixed connection of ring flange 2 between the pillar 22 of lower position, ring flange 2 welding is on pillar 22 top or bottom, connect through high strength bolt between the ring flange, detain 60 interconnect through the node between each operation platform unit, node detains 60 and comprises U type channel-section steel 61 and connecting steel plate 62, U type channel-section steel 61 welding is on the post inner wall, U type channel-section steel with pass through high strength bolt connection at connecting steel plate 62, the roof beam welding of treating the connection is on connecting steel plate 62, roof beam and roof beam connection are the same reason, as shown in figure 17. Hang basket 26 under control platform festival 34, hang basket 26 and form by the square steel welding, be used for cooperating elevating gear, attach the wall device and hang basket 26 and pass through the lockpin and be connected, and the link plate down among the elevating gear fixes in hanging basket 26 upper end for the frame that climbs normally climbs. The plane of the control platform section 34 is "concave" in shape. And the operation platform can climb integrally and also be lifted in sections in construction, if construction needs exist, the operation platforms around the building can be independent, and an attachment device mechanism and a climbing device are arranged in each operation platform control joint, so that the effect of lifting in sections can be achieved.
Referring to fig. 7-10, the attachment device 27 includes a wall attachment mechanism, an attachment frame 30, and a lifting device 23; the wall attaching mechanism comprises a wall attaching hanging lug 28 and a wall attaching hanging body 29, the wall attaching hanging lug 28 is connected with a shear wall or a beam column of a building through a high-strength bolt, the wall attaching hanging body 29 is connected with the wall attaching hanging lug 28 through a hanging body space and is limited to move left and right through a limiting bolt on the wall attaching hanging lug 28; the wall-attached hanging body 29 comprises double guide grooves, a wall-attached hanging block 31 and a wall-attached hanging body lock pin 32, the double guide grooves are arranged along the vertical direction, and the wall-attached hanging block 31 is hinged to the tops of the double guide grooves and can rotate up and down; the wall-attached hanging body lock pin 32 penetrates through the lock pin openings on the two side walls of the double guide grooves, and when the platform rises to a specified position, the platform frame lock pin opening and the lock pin openings on the two side walls of the double guide grooves are penetrated, so that the operation platform is fixedly connected with the wall-attached device; the attachment frame 30 is a cylindrical structure with a square cross section formed by connecting a support cross beam 36 and a support cross rod 40 by taking four square steels as main bodies, and the four square steels are respectively matched with the double guide grooves and can slide in the double guide grooves; the attachment frame hanging block 38 is welded on the side wall of the top of the attachment frame 30 through a steel plate; the hoisting device drives the attachment frame 30 to ascend along the double guide grooves of the wall attachment hanging body 29, the wall attachment hanging block 31 is lifted through the attachment frame hanging block 38, and after the attachment frame hanging block 38 is higher than the wall attachment hanging block 31, the wall attachment hanging block 31 falls down due to self gravity; after the driving device of the attachment frame 30 is released, the attachment frame hanging block 38 is moved downwards to be lapped on the attachment wall hanging block 31, so that the attachment frame 30 is stably connected with the attachment wall hanging body 29; the support beam 36 is stool-shaped, and the top of the support beam is provided with a slope, so that the stress of the main hook is more stable.
Referring to fig. 9, the section of the wall-attached hanging lug 28 is trapezoidal, two parallel lines of the wall-attached hanging lug are arranged along the vertical direction, and the short edge of the wall-attached hanging lug is fixed on the wall surface; two waist lines of the trapezoid are respectively inclined upwards and downwards from the upper and lower vertexes of the short side; the cross section of the space of the wall attachment hanging body 29 is the same as the cross section of the wall attachment hanging lug 28, the wall attachment hanging body 29 and the wall attachment hanging lug 28 are installed in a matched mode, and the wall attachment hanging body 29 is clamped and fixed through two waist lines which incline upwards and downwards of the wall attachment hanging lug 28.
Referring to fig. 10, the hinge mechanism between the wall-attached hanging block 31 and the double-guide-slot comprises a hanging block link rod 34, a hanging block long axis 64 and a hanging block short axis 65, wherein the hanging block long axis 64 and the hanging block short axis 65 are arranged in parallel, the hanging block long axis 64 is installed at the top of the double-guide-slot, and the hanging block short axis 65 is installed on the wall-attached hanging block 31 through two lugs; the two hanging block connecting rods 34 are arranged oppositely at ordinary times, one end of each hanging block connecting rod is hinged with the top of the double guide groove through a hanging block long shaft 64, and the other end of each hanging block connecting rod is hinged with the wall attaching hanging block 64 through a hanging block short shaft 65, so that the wall attaching hanging block 31 can move up and down along the vertical direction.
The method for lifting the operation platform by adopting the attachment device 27 comprises the following specific steps:
the first step is as follows: removing the lowest attaching device 27, and installing the wall attaching hanging lug 28 and the wall attaching hanging body 29 on the newly-built upper-layer structure meeting the strength requirement on the same straight line;
the second step is that: operating the lifting device 23 to lift the attachment frame 30, and after the attachment frame hanging block 38 passes through the attachment wall hanging block 31 of the attachment wall hanging body 29 installed in the first step, enabling the attachment frame hanging block 38 to be lapped on the attachment wall hanging block 31;
the third step: operating a hydraulic lifting system, finely adjusting the displacement of the platform structure in the vertical direction, and pulling out each wall-attached hanging body lock pin;
the fourth step: the operation platform lifting mechanism drives the platform to ascend;
the fifth step: when the operation platform rises to a designated position, after the lock pin port of the platform frame is aligned with the lock pin ports on the two side walls of the double guide grooves of the wall-attached hanging body 29, the lock pin of the wall-attached hanging body is inserted, so that the operation platform and the attachment device 27 are connected into a whole;
and a sixth step: if the rising is continued, the first step and the fourth step are repeated.
The method for lowering the operation platform by adopting the attachment device 27 comprises the following specific steps:
the first step is as follows: mounting attachment means 27 on the corresponding underlying structure;
the second step is that: operating the lifting device 23 to lift the attachment frame 30 and lift the attachment block 31 on the attachment frame body 29, continuing to operate the lifting device 23 to lower the attachment frame 30, and passing the lower part of the attachment frame 30 through the attachment device 27 installed in the first step to allow the attachment frame block 38 at the top of the attachment frame 30 to be lapped on the attachment block 31 of the second attachment device 27;
the third step: operating the hydraulic lifting system to enable the platform structure to rise for a certain distance, pulling out each wall-attached hanging body lock pin, and operating the platform lifting mechanism to enable the platform to descend;
the fourth step: and if the descending is continued, repeating the first step to the third step.
Referring to fig. 13 to 14, the lifting device is composed of a main lifting mechanism 4 and an auxiliary lifting mechanism 5. The main lifting mechanism 4 and the auxiliary lifting mechanism 5 both comprise two main hook bodies 8 and 13, and the main lifting mechanism 4 further comprises a hydraulic system; the main hook body comprises a first main hook and a second main hook which are arranged in parallel, the first main hook and the second main hook are the same in structure and comprise a hook body 6, a connecting assembly and a hydraulic cylinder 12, an outer cylinder of the hydraulic cylinder 12 is fixedly arranged on the bottom surface of an operation platform frame through a hydraulic cylinder base, and the outer end of a piston rod of the hydraulic cylinder 12 is connected with the hook body 6 through the connecting assembly; the position relation between the hook body 6 and the support beam 36 of the attachment frame 30 on the wall body is controlled by the extension and contraction of the piston rod of the hydraulic cylinder 12, and the platform frame is driven to ascend or descend by the control hydraulic cylinder through the extension and contraction of the piston rod; the hydraulic system is positioned in the operation platform frame, and output and input oil pipes of the hydraulic system are respectively connected with the hydraulic cylinders 12 of the main lifting mechanism 4 and the auxiliary lifting mechanism 5; the main lifting mechanism and the auxiliary lifting mechanism are driven by the hydraulic system to synchronously work, so that the ascending and descending actions of the platform are realized;
the main hook comprises a hook body 6, a cam disc 7, a main hook body pull rod 8, a limiting block 9, a U-shaped adjusting clamp 10, a pin shaft 11, a hydraulic cylinder 12, a lock pin 15 and a lock pin ring 16. In this embodiment, the hook body 6 is a forged piece, and the shape is an irregular triangular plate: the bottom edge of the hook body is a straight edge and is used for being connected with a main hook body pull rod; one side is a bevel edge, the included angle between the bevel surface and the horizontal plane is 55 degrees, and the bevel surface of the hook body 6 is contacted with the support beam 36 in the ascending process of the hook body, so that the hook body is forced to rotate outwards, and the deflection of the main hook is realized. And the lower end of the bevel edge is provided with a lug extending over the bottom edge to form a hook. Two internal thread holes for assembling the limiting block 9 and the cam disc 7 are arranged in the middle of the hook body 6 from top to bottom: a cylindrical limiting block 9 with an external thread at one end is fixedly arranged on the hook body through an internal thread hole on the upper surface and is used for limiting the limit position of the rotation of the cam disc 7; the cam disc 7 is movably connected with the hook body through a lower internal thread hole. The lower part of the hook body is a cylindrical main hook body pull rod 8, and the lower part of the pull rod is a pair of lugs with connecting holes. The U-shaped adjusting clamp 10 with the handle is composed of the handle and a pair of clamping plates, the shape of the U-shaped adjusting clamp is like a fork, the distance between the two clamping plates should meet the requirement of installing a pull rod lug, connecting holes are formed in the middle of the clamping plates, and the connecting holes, holes in the lug and holes in a piston rod of the hydraulic cylinder 12 are through holes and have the same inner diameter. The piston rod of the hydraulic cylinder 12, the pull rod lug and the connecting hole on the U-shaped adjusting clamp are connected together through the pin shaft 11 from inside to outside in sequence, and the piston rod, the pull rod lug and the connecting hole are in movable fit. The cam disc 7 is an eccentric big semicircular disc, and a locking hole is formed on the arc edge of the cam disc 7; when the cam disc rotates upwards to enable the included angle between the straight edge of the cam disc and the horizontal line to be 45 degrees, two circular locking pin rings 16 are horizontally fixed on the outer surface of one side of the main hook body pull rod corresponding to the locking hole on the cam disc 7, the inner diameter of each locking pin ring is larger than the outer diameter of the locking pin 15, the locking pin rings are in movable fit, and the circle centers of the locking pin rings are perpendicular to the disc surface of the cam disc. As shown in fig. 15, the lock pin 15 is arranged in the lock pin ring 16, and when one end of the lock pin 15 is inserted into the lock hole of the cam disc, the relative rotation between the cam disc 7 and the hook body 6 can be locked; when the lock pin 15 is released, the cam disc 7 naturally sags under the action of self-weight, so that the whole hook body mechanism can be displaced when the hook body 6 descends.
The hydraulic cylinder 12 is used as an extension and contraction element of the main hook, the outer cylinder of the hydraulic cylinder is connected with the hydraulic cylinder base 17 through a pin shaft, and the hydraulic cylinder base 17 is fixedly arranged on the bottom surface of the operation platform frame 25, as shown in the attached drawing 1.
Referring to fig. 11, the hydraulic system and the main lifting mechanism are installed in the platform frame 25, and the output and input oil pipes of the hydraulic system are respectively connected with the hydraulic cylinders 12 of the main lifting mechanism and the auxiliary lifting mechanism. An oil tank 42 of the hydraulic system is fixed on a bottom plate of the platform frame 25 through bolts, a motor 43 and an oil path manifold block 44 integrated with an overflow valve, an electromagnetic directional valve, a flow dividing and collecting valve and a balance valve are respectively arranged on the oil tank 42, and the hydraulic pump is arranged at the output shaft end of the motor 43. The hydraulic cylinder 12 is used for controlling the lifting and lowering of the operation platform. The hydraulic cylinder of the sub-lift mechanism is connected to the hydraulic system of the main lift mechanism through a hydraulic pipe 41, and synchronizes the ascending and descending operations of the main and sub-lift mechanisms.
Referring to fig. 12-12c, the stencil system includes a stencil 46 and a stencil adjuster 19. The template consists of a steel template 47, a template main rib 49, a template secondary rib 50, an upper template connecting beam 51 and a lower template connecting beam 52, the secondary template rib 50 is welded on the steel template 47, the main template rib 49, the upper template connecting beam 51 and the lower template connecting beam 52 are welded on the secondary template rib 50, an I-shaped template steel 56 is connected with the upper template connecting beam 51 and the lower template connecting beam 52 through high-strength bolts, the I-shaped template steel 56 is connected with a template adjusting device 19 through a template hanging lug 63, and the template adjusting device comprises a vertical sliding guide rail support 53 and a transverse sliding guide rail 55. The vertical sliding guide rail 53 is welded with a sliding rail pulley 54, the pulley 54 is arranged on a transverse guide rail 55, the transverse guide rail 55 is welded with a platform, the position of the vertical sliding guide rail can be controlled by a lock pin, and all nodes in the template system are connected by high-strength bolts.
When formwork construction is carried out, the formwork 46 slides on the vertical guide rails 53, the formwork 46 is made to be close to the outer wall of the building, after the formwork 46 reaches the outer wall of the building, the length of the telescopic rods 48 is adjusted, the formwork 46 is made to be vertical to the outer wall of the building and parallel to the outer wall of the building, the formwork 46 can transversely move on the transverse guide rails 55 at the moment, the formwork is made to be in close contact with the formwork, slurry leakage during concrete pouring is prevented, the formwork and the formwork are connected through bolts, after the formwork construction is completed, connection between the formworks is disconnected, and the formwork 46 is moved to the original position to carry out next formwork construction.
Referring to the attached figure 15, the anti-falling device adopts the structure in the published patent anti-falling device and method for the attached self-lifting high-altitude sliding mode operation platform. When the moving part of the equipment or the high-altitude lifting platform is in a static working condition or a rising working condition, a wedge groove is arranged between the climbing frame and the platform; the wedge block is positioned in the wedge groove, and the oil cylinder is connected with the electromagnetic valve of the hydraulic system and controls the movement of the wedge block; the short feeler lever of controller contacts with the frame that climbs, responds to construction platform's descending motion, when construction platform surpassed the speed and descends, the feeler lever rotated skew original position fast, because the descending speed is fast, the feeler lever did not come to resume the original position soon, the horizontal pole of the frame that climbs can drive long feeler lever and rotate once more, make touch switch intercommunication and make hydro-cylinder oil return switch-on through the switch feeler lever, the wedge shifts up under the effect of hydro-cylinder spring, tightly withstands the wedge groove to carry out quick braking to construction platform.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.
Claims (9)
1. The utility model provides an attached self-lifting high altitude slipform operation platform which characterized in that: comprises an operation platform, an attachment device, a lifting device, an anti-falling device and a template system; the operation platform is of a space truss structure and is fixed on a shear wall or a beam column of a building through an attachment device; the lifting device and the anti-falling device are both arranged on the operating platform and are respectively used for adjusting the height of the operating platform and preventing the operating platform from accidentally falling;
the attachment device comprises a wall attachment mechanism, an attachment frame and a hoisting device; the wall attaching mechanism comprises a wall attaching hanging lug and a wall attaching hanging body, and the wall attaching hanging lug is fixedly connected with the shear wall or the beam column of the building through a high-strength bolt; the wall-attached hanging body is connected with the wall-attached hanging lugs by utilizing the hanging body space and is limited to move left and right by limiting bolts on the wall-attached hanging lugs; the wall-attached hanging body comprises double guide grooves, a wall-attached hanging block and a wall-attached hanging body lock pin, the double guide grooves are arranged along the vertical direction, and the wall-attached hanging block is hinged to the tops of the double guide grooves and can rotate up and down; the wall-attached hanging body lock pin penetrates through the lock pin openings on the two side walls of the double guide grooves, and when the platform rises to a specified position, the operation platform is fixedly connected with the wall-attached mechanism through the lock pin openings of the platform frame and the lock pin openings on the two side walls of the double guide grooves; the attachment frame is of a cylindrical structure with a square cross section formed by connecting a support cross beam and a support cross rod by taking four square steels as a main body, and the four square steels are respectively matched with the double guide grooves of the wall attachment mechanism and can slide in the double guide grooves; the attachment frame hanging block is welded on the side wall of the top of the attachment frame through a steel plate; the hoisting device drives the attachment frame to rise along the double guide grooves of the wall attachment hanging body, the wall attachment hanging block is lifted through the attachment frame hanging block, and the wall attachment hanging block falls down due to self gravity after the attachment frame hanging block is higher than the wall attachment hanging block; after the attachment frame driving device is released, the attachment frame hanging block is moved downwards to be lapped on the wall attaching hanging block, and the attachment frame is stably connected with the wall attaching hanging body;
the lifting device comprises a main lifting mechanism and an auxiliary lifting mechanism, and the two lifting mechanisms are respectively arranged on two different platform sections of the same operating platform; the main lifting mechanism and the auxiliary lifting mechanism respectively comprise a main hook body and a hydraulic system; the main hook body comprises a first main hook and a second main hook which are arranged in parallel, the first main hook and the second main hook are the same in structure and comprise a hook body, a connecting assembly and a hydraulic cylinder, an outer cylinder of the hydraulic cylinder is fixedly arranged on the bottom surface of an operation platform frame through a hydraulic cylinder base, and the outer end of a piston rod of the hydraulic cylinder is connected with the hook body through the connecting assembly; the position relation between the hook body and a support beam of an attachment frame on the wall body is controlled by the extension and contraction of a piston rod of a hydraulic cylinder, and the platform frame is further driven to ascend or descend by the control hydraulic cylinder through the extension and contraction of the piston rod; the hydraulic system is positioned in the operation platform frame, and output and input oil pipes of the hydraulic system are respectively connected with hydraulic cylinders of the main lifting mechanism and the auxiliary lifting mechanism; the main lifting mechanism and the auxiliary lifting mechanism are driven by the hydraulic system to synchronously work, so that the ascending and descending actions of the platform are realized;
the anti-falling device comprises a brake, a controller and a support frame, wherein the controller is fixed on the operating platform through the support frame, is close to one side of the attachment frame and is used for controlling the brake to be started; the brake is fixed at the lower end of the operating platform and is in contact with the corner post of the attachment frame; the descending of the operating platform is braked by friction;
the template system comprises a template and a template adjusting device, wherein the template adjusting device comprises a bidirectional guide rail device and a telescopic rod; the template is connected with one end of the telescopic rod through the hanging lug, the other end of the telescopic rod is connected with the bidirectional guide rail device, and the angle of the template is controlled by changing the telescopic length of the telescopic rod so as to facilitate template construction; the bidirectional guide rail device can enable the template to slide on the bidirectional guide rail device in the transverse direction and the vertical direction;
the section of the wall-attached hanging lug is trapezoidal, two parallel lines of the wall-attached hanging lug are arranged along the vertical direction, and the short edge of the wall-attached hanging lug is fixed on the wall surface; two waist lines of the trapezoid are respectively inclined upwards and downwards from the upper and lower vertexes of the short side; the cross section of the space of the wall-attached hanging body is the same as that of the wall-attached hanging lug in shape, the wall-attached hanging body and the wall-attached hanging lug are installed in a matched mode, and the wall-attached hanging body is clamped and fixed through two waist lines which are inclined upwards and downwards of the wall-attached hanging lug.
2. The attached self-lifting high-altitude sliding-mode operation platform according to claim 1, is characterized in that: the operation platform is of a three-layer structure, each layer is formed by splicing a plurality of standard platform sections and control platform sections, and adjacent platform sections are fixedly connected through node buckles; all layers of the operating platform are supported and fixed through pillars, and the pillars connected in the end are coaxially and fixedly connected through a flange plate; the standard platform section is of a cuboid truss structure; the control platform section is of a cuboid truss structure, one side wall surface of the cuboid truss structure is provided with a rectangular groove, the wall surface provided with the groove faces the building wall body, and the attachment device is installed at the groove of the control platform section; the bottom surface of the operating platform is welded with an anti-skid steel plate.
3. The attached self-lifting high-altitude sliding-mode operation platform according to claim 2, is characterized in that: the node is buckled and is become by U type channel-section steel and connecting steel plate, and U type channel-section steel welding is on the post inner wall, and U type channel-section steel and connecting steel plate are through high strength bolt connection, treat the roof beam welding of connecting on connecting steel plate, and roof beam are connected and are the same reason.
4. The attached self-lifting high-altitude sliding-mode operation platform according to claim 1, is characterized in that: the hinge mechanism between the wall-attached hanging block and the double guide grooves comprises a hanging block link rod, a hanging block long shaft and a hanging block short shaft, wherein the hanging block long shaft and the hanging block short shaft are arranged in parallel; two hanging block link rods are arranged oppositely at ordinary times, one end of each hanging block link rod is hinged with the top of the double guide grooves through a hanging block long shaft 8, and the other end of each hanging block link rod is hinged with the wall attaching hanging block through a hanging block short shaft, so that the wall attaching hanging block can move up and down in the vertical direction.
5. The method for lifting the operation platform by adopting the attachment device of the attached self-lifting high-altitude slip form operation platform according to claim 1 is characterized by comprising the following specific steps of:
the first step is as follows: removing the lowest attachment device, and installing the wall attaching hangers and the wall attaching hanging bodies on the newly-built upper-layer structure meeting the strength requirement on the same straight line;
the second step is that: operating the hoisting device to lift the attachment frame, and enabling the attachment frame hanging block to be lapped on the attachment wall hanging block after the attachment frame hanging block passes through the attachment wall hanging block of the attachment wall hanging body installed in the first step;
the third step: operating a hydraulic lifting system, finely adjusting the displacement of the platform structure in the vertical direction, and pulling out each wall-attached hanging body lock pin;
the fourth step: the operation platform lifting mechanism drives the platform to ascend;
the fifth step: when the platform rises to a specified position, after the lock pin port of the platform frame is aligned with the lock pin ports on the two side walls of the double guide grooves of the wall attachment hanging body, the lock pin of the wall attachment hanging body is inserted, so that the platform and the wall attachment mechanism are connected into a whole;
and a sixth step: if the rising is continued, the first step and the fourth step are repeated.
6. The attached self-lifting high-altitude sliding-mode operation platform according to claim 1, is characterized in that: the hydraulic system of the lifting device comprises an oil tank, a motor, an oil circuit manifold block and a hydraulic pump, wherein the oil tank is fixedly arranged on the platform frame through bolts; the motor and an oil circuit integrated block integrated with an overflow valve, an electromagnetic directional valve, a flow distributing and collecting valve and a balance valve are respectively arranged on an oil tank; the hydraulic pump is arranged at the output shaft end of the motor; and the hydraulic cylinder of the auxiliary lifting mechanism is connected with the hydraulic system of the main lifting mechanism through a hydraulic pipe.
7. The attached self-lifting high-altitude sliding-mode operation platform according to claim 1, is characterized in that: the hook body of the first main hook and the second main hook of the lifting device is of a plate-shaped structure, the bottom edge of the hook body is connected with the connecting component, one side of the hook body is a bevel edge which forms an included angle of 55 degrees with the horizontal plane and is used for realizing the displacement of the hook body when the hook body rises, and the lower end of the bevel edge is provided with a convex block extending out of the bottom edge to form the hook.
8. The attached self-lifting high-altitude sliding-mode operation platform according to claim 1, is characterized in that: the connecting component of the first main hook and the second main hook of the lifting device comprises a cam disc, a main hook body pull rod, a limiting block, a U-shaped adjusting clamp, a pin shaft, a lock pin and a lock pin ring; the limiting block and the cam disc are respectively arranged on the side surface of the hook body through bolts;
the upper end of the pull rod of the main hook body is connected with the bottom edge of the hook body, and the lower end of the pull rod of the main hook body is symmetrically provided with a pair of lug plates with connecting holes which are clamped on two sides of the outer end head of the piston rod; the U-shaped adjusting clamp consists of a handle and a clamping plate with a U-shaped section, the handle is fixed on the bottom surface of the U-shaped clamping plate, opposite side walls of the U-shaped clamping plate are arranged on the outer sides of a pair of lugs of the main hook body pull rod, and connecting holes are formed in the side walls; the piston rod of the hydraulic cylinder, the lug of the pull rod of the main hook body and the U-shaped clamping plate of the U-shaped adjusting clamp are connected together sequentially from inside to outside through a pin shaft, so that the piston rod, the lug of the pull rod of the main hook body and the U-shaped clamping plate are movably matched;
the cam disc is an eccentric large semicircular disc, and a locking hole is formed on the cam disc close to the arc edge; when the cam disc rotates upwards to enable the included angle between the straight edge of the cam disc and the horizontal line to be 45 degrees, an annular lock pin ring is fixed on the outer surface of one side of the main hook body pull rod at the position corresponding to the lock hole on the cam disc, the lock pin is arranged in the lock pin ring and is in movable fit with the lock pin ring, the axial direction of the lock pin ring is mutually vertical to the disc surface of the cam disc, when the lock hole on the cam disc and the axial direction of the lock pin ring are at the same horizontal position, one end of the lock pin is manually inserted into the lock hole of the cam disc, and the cam disc and the hook body can be locked in relative rotation; when the lock pin is released manually, the cam disc naturally droops under the action of self-weight, so that the displacement of the whole hook body mechanism can be realized when the hook body descends.
9. The method for lifting the operation platform by using the lifting device of the attached self-lifting high-altitude slip form operation platform according to claim 1 is characterized by comprising the following specific steps of:
the first step is as follows: operating the hydraulic system to enable a piston rod of a hydraulic cylinder of the first main hook to extend upwards until a hook body above the piston rod is hung on a support cross beam of the attachment frame;
the second step is that: the hydraulic cylinder of the first main hook is contracted, so that the platform frame connected with the lifting device is lifted under the pulling of the hydraulic cylinder of the first main hook; the second main hook also rises along with the first main hook, and the hook body of the second main hook is automatically hung on the same support beam on the attachment frame;
the third step: if the temperature continues to rise, repeating the first step and the second step; the deflection of the double main hooks is realized by the inclined plane at the upper part of the hook body in the lifting operation process.
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CN103061500A (en) * | 2013-01-11 | 2013-04-24 | 上海建工集团股份有限公司 | Bowstring truss type fully-enclosed hydraulic climbing formwork system and application method for same |
CN105401714A (en) * | 2015-10-27 | 2016-03-16 | 重庆东辰建筑机械安装工程有限公司 | Attached lifting scaffold and lifting method |
CN105781101A (en) * | 2016-05-02 | 2016-07-20 | 北京星河人施工技术有限责任公司 | Truss type hydraulic entire steel platform climbing formwork |
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US9963889B2 (en) * | 2013-12-17 | 2018-05-08 | Shenzhen Techen Technology Co., Ltd | Sealed and integrated climbing scaffold and method for using the same |
CN106894622B (en) * | 2017-03-08 | 2019-04-02 | 上海建工集团股份有限公司 | Saddle climbing type bilayer rectangle truss module plateform system and its construction method |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN103061500A (en) * | 2013-01-11 | 2013-04-24 | 上海建工集团股份有限公司 | Bowstring truss type fully-enclosed hydraulic climbing formwork system and application method for same |
CN105401714A (en) * | 2015-10-27 | 2016-03-16 | 重庆东辰建筑机械安装工程有限公司 | Attached lifting scaffold and lifting method |
CN105781101A (en) * | 2016-05-02 | 2016-07-20 | 北京星河人施工技术有限责任公司 | Truss type hydraulic entire steel platform climbing formwork |
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