CN218708558U - Device for hoisting reinforcement cage in cantilever casting segment construction - Google Patents
Device for hoisting reinforcement cage in cantilever casting segment construction Download PDFInfo
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- CN218708558U CN218708558U CN202222859917.XU CN202222859917U CN218708558U CN 218708558 U CN218708558 U CN 218708558U CN 202222859917 U CN202222859917 U CN 202222859917U CN 218708558 U CN218708558 U CN 218708558U
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- 230000002787 reinforcement Effects 0.000 title claims abstract description 95
- 238000010276 construction Methods 0.000 title claims abstract description 49
- 238000005266 casting Methods 0.000 title claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 76
- 239000010959 steel Substances 0.000 claims abstract description 76
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 20
- 238000004873 anchoring Methods 0.000 claims description 15
- 238000005096 rolling process Methods 0.000 claims description 15
- 239000000725 suspension Substances 0.000 claims description 5
- 230000009467 reduction Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000011513 prestressed concrete Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
- E01D21/10—Cantilevered erection
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
- E01D21/10—Cantilevered erection
- E01D21/105—Balanced cantilevered erection
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
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Abstract
The utility model provides a device of hoist and mount steel reinforcement cage in cantilever casting festival section construction, include: the supporting framework system comprises stand columns, a lower walking beam, an upper bearing beam and a transverse connection structure, wherein two stand columns, one lower walking beam and one upper bearing beam enclose a supporting truss, and the two supporting trusses are connected through the transverse connection structure; the reinforcing cage assembling system comprises a reinforcing cage hoisting track, a crane and a lifting appliance mechanism, wherein the reinforcing cage hoisting track is fixed on the upper part of a supporting framework system, the crane can move back and forth between the front end and the rear end of the supporting framework system along the reinforcing cage hoisting track, and the crane is connected with the lifting appliance mechanism for hoisting a reinforcing cage; and the walking system is arranged at the lower part of the supporting framework system and is used for realizing the movement of the framework system. Adopt the utility model discloses can realize the whole handling assembly of steel reinforcement cage to can effectual reduction high altitude construction risk, improve construction quality, shorten construction cycle.
Description
Technical Field
The utility model belongs to the technical field of the continuous beam pouring construction technique and specifically relates to a device of hoist and mount steel reinforcement cage in cantilever casting segment construction.
Background
At present, the construction industry in China develops rapidly, and the prestressed concrete continuous beam has many application advantages, including large structural rigidity, small deformation, good dynamic performance, and more reasonable internal force distribution compared with a simply supported beam with the same span, so that the prestressed concrete continuous beam is widely applied to bridge and high-speed rail construction.
In the existing cantilever casting continuous beam construction, the construction of a reinforcement cage is an indispensable important link, the link is that after the assembly of a continuous beam template is completed, the on-site assembly operation is carried out, the construction period occupied by the reinforcement cage assembly operation of each continuous beam section is about 2~3 days, about 20% of the section construction time is used, the construction period time is long, and the reinforcement cage assembly operation usually depends on the experience of operators, and the on-site operation space is relatively narrow, so that the tools are limited, the reinforcement operation quality is usually poor, and the engineering quality of the continuous beam is further influenced; in order to overcome the defects of the steel reinforcement cage, the steel reinforcement cage can be prefabricated in a factory, or at the ground position of a construction site, or on a poured continuous beam section, and how to hoist the prefabricated steel reinforcement cage to a continuous beam template becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a device of hoist and mount steel reinforcement cage in cantilever casting festival section construction can realize steel reinforcement cage's whole handling assembly to can effectual reduction high altitude construction risk, improve construction quality, shorten construction cycle.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a device of hoist and mount steel reinforcement cage in cast-in-cantilever section construction includes:
the supporting framework system comprises stand columns, a lower walking beam, an upper bearing beam and a transverse connection structure, wherein two stand columns, one lower walking beam and one upper bearing beam form a supporting truss in a surrounding mode, and the two supporting trusses are connected through the transverse connection structure;
the reinforcing cage assembling system comprises a reinforcing cage hoisting track, a crane and a lifting appliance mechanism, wherein the reinforcing cage hoisting track is fixed on the upper part of a supporting framework system, the crane can move back and forth between the front end and the rear end of the supporting framework system along the reinforcing cage hoisting track, and the crane is connected with the lifting appliance mechanism for hoisting a reinforcing cage;
and the walking system is arranged at the lower part of the supporting framework system and is used for realizing the movement of the framework system.
Preferably, the spreader mechanism comprises a rotatable spreader, the angle of rotation being no less than 90 °.
Preferably, in the support framework system, a detachable framework diagonal brace and/or a framework longitudinal beam are/is arranged in a support truss formed by enclosing the upright posts, the lower walking beam and the upper bearing beam and connected between the two upright posts;
and/or
The middle part of the upper bearing beam is connected with the upper end of the upright post positioned on the front side, and a detachable framework diagonal brace is also connected between the front end and the upright post positioned on the front side;
and/or
The rear end of the lower walking beam can be connected with a lower walking beam extension section, and a detachable framework inclined strut is connected between the lower walking beam extension section and the stand column positioned at the rear side.
Preferably, the upright post is of a telescopic structure.
Preferably, a reinforcement cage lifting track is arranged on the inner side of the upper bearing beam.
Preferably, the walking mechanism comprises a rolling wheel set structure and an anchoring structure, the rolling wheel set structure is arranged below the supporting framework system and used for driving the supporting framework system to move, and the anchoring structure is arranged on the walking beam and extends to the poured continuous beam section to realize anchoring of the framework system.
Preferably, hoist mechanism includes hoist spandrel girder, hoist and mount piece and rotatory hoist, the hoist and mount car is provided with two at least, is connected with the hoist spandrel girder between, be provided with hoist and mount piece below the hoist and mount spandrel girder, hang in midair below the hoist and mount piece and have rotatory hoist, rotatory hoist is used for hoist and mount and rotates the steel reinforcement cage, steel reinforcement cage lifting hook upper end is connected with the gallows longeron.
More preferably, the sling is able to move laterally along the load beam of the sling.
More preferably, be connected with the multiple spot gallows structure below the rotatory hoist, the multiple spot gallows structure includes gallows crossbeam, gallows longeron, connects lug, swivel mount and steel reinforcement cage lifting hook, the gallows crossbeam is provided with two at least, and connects through many gallows longerons, and the higher authority is provided with the connection lug, the longitudinal center line of connecting the relative gallows crossbeam of lug symmetry is provided with 4 at least, and suspends the unit in midair through the flexibility and be connected with the swivel mount, the swivel mount is connected with rotatory hoist, steel reinforcement cage lifting hook upper end is connected with the gallows longeron.
More preferably, the rotary sling adopts an electric swing mechanism.
Above the device of hoist and mount steel reinforcement cage in the construction of cantilever casting segment has following advantage:
(1) Through the utility model discloses, can realize that prefabricated steel reinforcement cage transports and hoist in succession Liang Liangmian, it is long when can effectively reduce single beam section construction for the engineering progress improves construction quality.
(2) Because steel reinforcement cage's width need match continuous beam segment section width, therefore the width is great, for the width of reduction support skeleton system, the utility model designs a rotatory hoist, steel reinforcement cage's direction is perpendicular with the installation direction during the handling, treats the handling and treats when the installation to support skeleton system front end, through rotatory 90 of rotatory hoist, transfers to continuous beam template again, so can effectively reduce support skeleton system's width, improves the security of construction.
(3) The utility model discloses a stand sets up to extending structure, so can promote the stand height when steel reinforcement cage is by the handling of support chassis system rear end to front end, guarantees that steel reinforcement cage passes through smoothly, and when the device bulk removal of hoist and mount steel reinforcement cage, reduces the stand height, reduces the focus of the device of hoist and mount steel reinforcement cage, improves the security of construction.
Drawings
Fig. 1 is the utility model discloses a main structure of looking schematic diagram for continuous beam segment construction.
Fig. 2 is a schematic structural view of another structural form of the present invention for the front view of the construction of the continuous beam segment.
Fig. 3 is a schematic front view of a rebar cage assembly system.
Fig. 4 is a left side view of the structure of fig. 3 (omitting the multipoint hanger structure portion).
Fig. 5 is a left side view of the multi-point hanger structure of fig. 2.
Fig. 6 is a schematic top view of the hanger rail, hanger beam and attachment lugs of fig. 5.
In the figure, a continuous beam 1, a rolling wheel group structure 2, a lower walking beam 3, a framework inclined strut 4, a multipoint hanger structure 5, a rotating frame 501, a flexible suspension unit 502, a hanger longitudinal beam 503, a hanger transverse beam 504, a connecting lifting lug 505, a reinforcement cage lifting hook 506, a rotating lifting appliance 6, a lifting piece 7, a lifting truck 8, a reinforcement cage lifting track 9, an upright post 10, an upper bearing beam 11, a reinforcement cage 12, an anchoring structure 13, a hanger bearing beam 14 and a reinforcement cage lifting track 15.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper" and "lower" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
A device of hoist and mount steel reinforcement cage in cast-in-place cantilever section construction, as shown in fig. 1 and 2, including supporting skeleton system, steel reinforcement cage system of assembling and walking system, wherein: the supporting framework system comprises upright columns 10, lower walking beams 3, upper bearing beams 11 and a transverse connection structure, wherein two upright columns 10, one lower walking beam 3 and one upper bearing beam 11 form a supporting truss in a surrounding manner, specifically, the upright columns 10 are vertically arranged in parallel, the upper ends of the upright columns are connected with the upper bearing beams 11, the lower ends of the upright columns are connected with the lower walking beams 3, partial sections of the upper bearing beams 11 and partial sections of the lower walking beams 3 form supporting trusses in a surrounding manner with the upright columns 10, the two supporting trusses are connected through the transverse connection structure, the supporting trusses are square, the transverse connection structure can be connected between the upright columns 10 and/or between the upper bearing beams 11 and/or between the lower walking beams 3, only the two supporting trusses are required to be fixed into a whole, because the hoisting reinforcement cage at the front end of the supporting framework system is subjected to higher pressure, preferably, an upper front cross beam is connected to the upper ends of the two upper bearing beams 11, and a lower rear cross beam is also connected to the front part of the lower parts of the upright columns 10 positioned on the front side, so as to better guarantee the stability of the supporting framework system; the reinforcing cage assembling system comprises a reinforcing cage hoisting track 9, a crane trolley 8 and a lifting appliance mechanism, wherein the reinforcing cage hoisting track 9 is fixed on the upper part of a supporting framework system, the crane trolley 8 can move back and forth between the front end and the rear end of the supporting framework system along the reinforcing cage hoisting track 9, and the crane trolley 8 is connected with the lifting appliance mechanism for hoisting a reinforcing cage 12; and the walking system is arranged at the lower part of the supporting framework system and is used for realizing the movement of the framework system.
Preferably, the spreader mechanism comprises a rotatable spreader 6, rotated through an angle of not less than 90 °. Because the width of steel reinforcement cage 12 need match continuous beam section width, therefore the width is great, for the width of reduction support skeleton system, this embodiment has designed rotatory hoist 6, and the direction of steel reinforcement cage 12 is perpendicular with the installation direction during the handling, treats the handling and treats the installation to support skeleton system front end, through rotatory 90 of rotatory hoist, transfers to continuous beam template again in, so can effectively reduce support skeleton system's width, improves the security of construction.
Preferably, in order to ensure the stability and the supporting strength of the supporting framework system, in the supporting truss enclosed by the upright columns 10, the lower walking beam 3 and the upper bearing beam 11, the detachable framework diagonal bracing 4 and/or the framework longitudinal beam are/is arranged and connected between the two upright columns 10, in the embodiment, the detachable framework diagonal bracing 4 and/or the framework longitudinal beam are/is connected between the two upright columns 10, the framework diagonal bracing 4 is connected between the top ends of the upright columns 10 and the middle parts of the framework longitudinal beams, and the bottom ends of the upright columns 10 and the middle parts of the framework longitudinal beams. In order to ensure that the reinforcement cage 12 is not blocked by the supporting framework system when being hoisted and lowered, the middle part of the upper bearing beam 11 is connected with the upper end of the upright post 10 positioned at the front side, namely the front end of the upper bearing beam 11 extends out of the upright post 10 positioned at the front side, and in order to ensure the supporting strength and stability of the upper bearing beam 11, a detachable framework inclined strut 4 can be connected between the front end of the upper bearing beam 11 and the upright post 10 positioned at the front side; in order to ensure the balance of the whole supporting framework system, the rear end of the lower walking beam 3 can be connected with a lower walking beam extension section, the lower walking beam extension section and the lower walking beam 3 can be anchored through bolts, namely, the structure is shown in fig. 2, and a detachable framework inclined strut 4 is connected between the lower walking beam extension section and the stand column 10 positioned at the rear side. And the detachable connection mode in the support framework system can adopt bolt connection, so that the assembly and disassembly are convenient.
Preferably, the upright post 10 is of a telescopic structure. The steel reinforcement cage 12 is prefabricated can be accomplished at the fixed position above the continuous beam section, and the device of whole hoist and mount steel reinforcement cage 12 moves next and pours the festival section and have certain distance, when the device of hoist and mount steel reinforcement cage 12 relies on running gear moving as a whole, reduce stand 10 height, reduce the focus of the device of hoist and mount steel reinforcement cage 12, so can improve the security of construction, and when being in with steel reinforcement cage 12 by the handling of supporting the skeleton system rear end to front end, promote stand 10 height, can guarantee that steel reinforcement cage 12 passes through smoothly, do not receive the blockking of supporting the skeleton system. The telescopic structure of the upright post 10 can be a two-tube type structure, for example, the telescopic structure comprises an upper upright post 10 section and a lower upright post 10 section, the lower end of the upper upright post 10 section is sleeved on the periphery of the upper end of the lower upright post 10 section and is fixed by bolts, when the height of the upright post 10 needs to be adjusted, the bolts are removed, the upper upright post 10 section is moved upwards or downwards, the upper upright post 10 section is fixed by the bolts after the movement is completed, of course, other forms convenient for telescopic movement can also be adopted, the telescopic structure of the columnar object is the prior art, and details are not described here. When being provided with skeleton bracing 4 between the stand 10, for the co-altitude of adaptation stand 10, skeleton bracing 4 also sets up to detachable, and bolted connection is adopted in the connection between skeleton bracing 4 and the stand 10, according to the height of stand 107, select the skeleton bracing 4 of suitable length to replace can, perhaps trade a form, skeleton bracing 4 also can adopt extending structure. For the structure that the framework diagonal brace 4 shown in the figure of the embodiment is connected between the top end of the upright post 10 and the middle part of the framework longitudinal beam and between the bottom end of the upright post 10 and the middle part of the framework longitudinal beam, and the upright post 10 adopts a sleeve type, when the height of the upright post 10 is adjusted, the framework longitudinal beam is connected with the upper upright post 10 in a segment manner, so that the length of the framework diagonal brace 4 above the framework longitudinal beam does not need to be adjusted, and only the framework diagonal brace 4 below the framework longitudinal beam needs to be adjusted.
Preferably, a steel reinforcement cage hoisting track 9 is arranged on the inner side of the upper bearing beam 11. In this embodiment, the upper bearing beams 11 are box beams with L-shaped cross sections, and as shown in fig. 3, the transversely extending bottoms of the two L-shaped box beams of the upper bearing beams 11 are arranged oppositely to provide support for the steel reinforcement cage lifting rail 9. This makes full use of the existing support frame system.
Preferably, for the traveling mechanism, the traveling mechanism includes a rolling wheel group structure 2 and an anchoring structure 13, the rolling wheel group structure 2 is disposed below the supporting frame system and is used for driving the supporting frame system to move, there may be a plurality of rolling wheels, the rolling wheels are disposed below the lower traveling beam at intervals, or may be a steel wheel group composed of a plurality of steel wheels driven by a motor, as shown in the drawing of this embodiment, the motor drives a transmission, the transmission drives a driving wheel through an oblique belt or chain, the driving wheel drives a driven wheel through a belt or chain, the transmission may be a gear or sprocket structure with a smaller radius than that of the driving wheel, the radii of the driving wheel and the driven wheel are the same, a rolling wheel group enclosure steel frame is disposed on the peripheries of the driving wheel and the driven wheel, the rolling wheel group enclosure steel frame is connected with the driving wheel and the driven wheel through a bearing, an enclosure steel frame fork ear is disposed on the upper surface of the rolling wheel group enclosure steel frame fork ear, a lower traveling beam 3 fork ear is disposed below the lower traveling beam 3, the steel frame enclosure fork ear is connected with the lower traveling beam through a pin, the steel wheel group can reduce the traveling height relative to the rolling wheels, and the rolling wheel group can also adopt other wheel group forms to realize the movement of the supporting frame system. For the anchoring structure 13, it is used for fixing the supporting skeleton system when putting the reinforcement cage 12 under, prevent the supporting skeleton system from overturning, the anchoring structure 13 is set up on the walking beam 3 below, and extend to the continuous beam segment already poured and is used for realizing the anchorage of the skeleton system, can adopt the form of deformed steel bar and anchor nut, pre-embed the first anchor nut in the continuous beam segment, when needing to fix the supporting skeleton system, the deformed steel bar is screwed into the first anchor nut, the upper end passes the walking beam 3 below, adopt the second anchor nut to fix, it can be other forms, if pre-embed the first anchor nut in the continuous beam 1 segment, and the deformed steel bar that some stretches out the concrete surface, when fixing the supporting skeleton system, screw in the second anchor nut above the deformed steel bar, connect with the nut connecting piece above the second anchor nut, place the compression bar structure on the walking beam 3 below, both ends of the compression bar structure are articulated with the connecting rocker, connect the rocker to stride over the walking beam 3 to extend to the nut position, pass through the pin roll pin shaft or the nut connecting piece, can adopt the compression bar structure of the preferred compression bar to prevent the roll and the whole roll and prevent the roll and roll up the roller device of the roller and hoist and the whole rolling cage. Of course, a mode of combining the anchoring device with the press bar structure and the anchoring device with the deformed steel bar and anchoring nut structures can be adopted, and when the reinforcement cage is placed downwards for construction, the anchoring device with the deformed steel bar and anchoring nut structures is anchored at the rear end of the lower walking beam 3, so that the stability of the reinforcement cage when the reinforcement cage is placed downwards is enhanced.
Preferably, the lifting appliance mechanism comprises at least two lifting appliance bearing beams 14, lifting pieces 7 and rotary lifting appliances 6, the lifting vehicles 8 are connected with the lifting appliance bearing beams 14, the lifting pieces 7 are arranged below the lifting appliance bearing beams 14, the rotary lifting appliances 6 are suspended below the lifting pieces 7, the rotary lifting appliances 6 are used for lifting and rotating the steel reinforcement cage 12, and the upper end of the steel reinforcement cage lifting hook 506 is connected with the lifting appliance longitudinal beam 503. For the hoisting trolley 8, in this embodiment, because the weight of the steel reinforcement cage 12 is large, 2 hoisting tracks 9 of the steel reinforcement cage can be provided, one hoisting trolley is arranged on the inner side of each upper bearing beam 11, 4 hoisting trolleys 8 can be provided, the hoisting trolleys 8 positioned on the same track are connected with each other to be connected with the longitudinal beam, the hoisting trolleys 8 are connected with the longitudinal beam through the transverse hoisting trolley bearing beams 14 to form a whole, the hoisting trolley bearing beams 14 are connected with the hoisting piece 7, the hoisting piece 7 can transversely move along the hoisting trolley bearing beams 14, the structure can adopt the existing truss hoisting machine or a hoisting structure similar to that in a gantry crane or a hoist crane, and the hoist crane is driven by a driving structure to move left and right to serve as the hoisting piece 7, and the functions of lowering and lifting the steel reinforcement cage 12 can be necessarily completed.
More preferably, a multi-point hanger structure 5 is connected below the rotary hanger 6, as shown in fig. 3-5, the multi-point hanger structure 5 includes a hanger beam 504, a hanger longitudinal beam 503, connecting lugs 505, flexible suspension units 502, a rotary frame 501, and a reinforcement cage hook 506, at least two hanger beams 504 are provided and connected through the plurality of hanger longitudinal beams 503, the connecting lugs 505 are provided on the hanger beam 504, at least 4 connecting lugs 505 are symmetrically provided relative to a longitudinal center line of the hanger beam 504 and connected to the rotary frame 501 through the flexible suspension units 502, the rotary frame 501 is connected to the rotary hanger 6, an upper end of the reinforcement cage hook 506 is connected to the hanger longitudinal beam 503, and a lower end thereof is used for hooking the reinforcement cage 12. The rotary hanger 6 rotates to drive the rotary frame 501 to rotate, and the rotary frame 501 drives the hanger beam 504 and the hanger longitudinal beam 503 to rotate, so as to drive the reinforcement cage 12 to rotate. There are 14 connecting lugs 505 shown in this embodiment, each hanger beam 504 is connected with 7, wherein there are 1 in the middle of the hanger beam 504, and there are 3 on each side of the longitudinal center line of the hanger beam 504, and the connecting lugs are symmetrically arranged, wherein the 3 connecting lugs 505 on the same side are respectively connected to one end of the corresponding side of the rotating frame 501 through steel chains or steel bars, the middle 1 connecting lug 505 is connected to the middle of the corresponding side of the rotating frame 501 through steel chains or steel bars, and the steel chains or steel bars are the flexible suspension unit 502. Through multiple spot gallows structure 5, can avoid the hoist and mount in-process problem that 12 variants of steel reinforcement cage appear, also solve hoist and mount in-process steel reinforcement cage 12 hoist and mount inhomogeneous problem of atress simultaneously.
The embodiment provides a preferred rotary lifting tool 6 structure, which can adopt an electric rotating mechanism, i.e. a mechanism that drives a worm through a motor, the worm drives a worm wheel to rotate, and then drives a rotating body to rotate, the electric rotating mechanism is the prior art, and details are not described here.
After the construction of the section 0# is completed, the device for hoisting the reinforcement cage can be assembled and spliced on the beam surface 1 of the continuous beam, the travelling mechanism is hoisted firstly, then the supporting framework system is installed, and finally the reinforcement cage hoisting system is installed, because the continuous beam is of a symmetrical structure, two devices for hoisting the reinforcement cage can be assembled and spliced and are respectively used for hoisting reinforcement cages 12 for construction of continuous beam sections in different directions, when the section 1# is constructed, the lower travelling beams of the two devices for hoisting the reinforcement cage are connected with longitudinal beams through devices and fixed together, namely the structure shown in figure 1, after the construction of the section 1# is completed, the dismantling device is connected with the longitudinal beams, the travelling mechanism travels forwards for a distance, the extension section of the lower travelling beam is installed, and the framework diagonal brace 4 connected between the extension section of the lower travelling beam and the upright post 10 is connected, namely the structure shown in figure 2. During handling steel reinforcement cage 12, when being used for 1# section construction, steel reinforcement cage 12 accomplishes in the prefabrication of job site ground, hoist to between two supporting trusses of supporting skeleton system through the tower crane, remove the crane truck 8 and remove to suitable position, rotatory hoist 6 lifts by crane steel reinforcement cage 12, remove steel reinforcement cage 12 to the construction front end, rotatory hoist 6 is rotatory 90 to make steel reinforcement cage 12 also rotatory 90, transfer steel reinforcement cage 12, install the design position in the continuous beam template. When construction of a 2# section and subsequent sections is carried out, the reinforcement cage 12 is processed on the continuous Liang Liangmian in a centralized mode, at the moment, the cross section of the reinforcement cage 12 is perpendicular to the installation cross section, then the crane truck 8 is moved to one end close to a manufacturing area of the reinforcement cage 12, the reinforcement cage 12 is hoisted by a tower crane and placed on a flat car to move, the flat car conveys the reinforcement cage 12 to the position below the crane truck 8, the lifting appliance 6 is rotated to hoist the reinforcement cage 12, the reinforcement cage 12 is moved to the front end of construction, and the rotating lifting appliance 6 is rotated by 90 degrees, so that the reinforcement cage 12 is rotated by 90 degrees, the reinforcement cage 12 is placed and installed at a design position in a continuous beam formwork.
Claims (10)
1. The utility model provides a device of hoist and mount steel reinforcement cage in cantilever casting segment construction which characterized in that includes:
the supporting framework system comprises stand columns, a lower walking beam, an upper bearing beam and a transverse connection structure, wherein two stand columns, one lower walking beam and one upper bearing beam are encircled to form supporting trusses, and the two supporting trusses are connected through the transverse connection structure;
the reinforcing cage assembling system comprises a reinforcing cage hoisting track, a crane and a lifting appliance mechanism, wherein the reinforcing cage hoisting track is fixed on the upper part of a supporting framework system, the crane can move back and forth between the front end and the rear end of the supporting framework system along the reinforcing cage hoisting track, and the crane is connected with the lifting appliance mechanism for hoisting a reinforcing cage;
and the walking system is arranged at the lower part of the supporting framework system and is used for realizing the movement of the framework system.
2. The device of hoisting steel reinforcement cage in the construction of the cast-in-cantilever segment of claim 1, characterized in that:
the lifting appliance mechanism comprises a rotary lifting appliance, and the rotation angle is not less than 90 degrees.
3. The device of hoisting steel reinforcement cage in the construction of the cast-in-cantilever segment of claim 1, characterized in that:
in the support framework system, a detachable framework diagonal brace and/or a framework longitudinal beam are/is arranged in a support truss enclosed by the upright posts, the lower walking beam and the upper bearing beam and connected between the two upright posts;
and/or
The middle part of the upper bearing beam is connected with the upper end of the upright post positioned on the front side, and a detachable framework diagonal brace is also connected between the front end and the upright post positioned on the front side;
and/or
The rear end of the lower walking beam can be connected with a lower walking beam extension section, and a detachable framework inclined strut is connected between the lower walking beam extension section and the stand column positioned at the rear side.
4. The device for hoisting the reinforcement cage in the cast-in-place-in-cantilever segment construction according to claim 1 or 3, characterized in that:
the stand column is of a telescopic structure.
5. The device for hoisting the reinforcement cage in the construction of the cast-in-cantilever segment according to claim 1 or 2, wherein:
and a steel reinforcement cage hoisting track is arranged on the inner side of the upper bearing beam.
6. The device of hoisting steel reinforcement cage in the construction of the cast-in-cantilever segment of claim 2, characterized in that:
the hoist mechanism includes hoist spandrel girder, hoist and mount piece and rotatory hoist, the hoist and mount car is provided with two at least, is connected with the hoist spandrel girder between, be provided with hoist and mount piece below the hoist and mount piece, hang in midair below the hoist and mount piece has rotatory hoist, rotatory hoist is used for hoist and mount and rotates the steel reinforcement cage.
7. The device of claim 6, wherein the device for hoisting the reinforcement cage in the construction of the cast-in-place cantilever segment comprises:
the hoisting piece can move transversely along the bearing beam of the lifting appliance.
8. The device of claim 6, wherein the device for hoisting the reinforcement cage in the construction of the cast-in-place cantilever segment comprises:
be connected with the multiple spot gallows structure below the rotatory hoist, the multiple spot gallows structure includes gallows crossbeam, gallows longeron, connects lug, flexible suspension unit, swivel mount and steel reinforcement cage lifting hook, the gallows crossbeam is provided with two at least, and connects through many gallows longerons, and the higher authority is provided with the connection lug, the longitudinal center line of the relative gallows crossbeam of connection lug symmetry at least is provided with 4, and suspends the unit in midair through the flexibility and is connected with the swivel mount, the swivel mount is connected with rotatory hoist, steel reinforcement cage lifting hook upper end is connected with the gallows longeron.
9. The device of hoisting steel reinforcement cage in the construction of the cast-in-cantilever segment of claim 2 or 6, characterized in that:
the rotary lifting appliance adopts an electric slewing mechanism.
10. The device of hoisting steel reinforcement cage in the construction of the cast-in-cantilever segment of claim 1, characterized in that:
the walking system comprises a rolling wheel set structure and an anchoring structure, wherein the rolling wheel set structure is arranged below the supporting framework system and used for driving the supporting framework system to move, and the anchoring structure is arranged on the walking beam and extends to a poured continuous beam section to realize anchoring of the framework system.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222859917.XU CN218708558U (en) | 2022-10-28 | 2022-10-28 | Device for hoisting reinforcement cage in cantilever casting segment construction |
| DE202023105651.2U DE202023105651U1 (en) | 2022-10-28 | 2023-09-28 | Lifting device for a reinforcement cage in self-supporting concrete section construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222859917.XU CN218708558U (en) | 2022-10-28 | 2022-10-28 | Device for hoisting reinforcement cage in cantilever casting segment construction |
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| CN218708558U true CN218708558U (en) | 2023-03-24 |
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| CN202222859917.XU Active CN218708558U (en) | 2022-10-28 | 2022-10-28 | Device for hoisting reinforcement cage in cantilever casting segment construction |
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| Country | Link |
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| CN (1) | CN218708558U (en) |
| DE (1) | DE202023105651U1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117863352B (en) * | 2023-11-27 | 2024-06-07 | 中铁四局集团有限公司 | Automatic arrangement device for longitudinal steel bars of prestressed concrete box girder |
| CN118127943A (en) * | 2024-05-08 | 2024-06-04 | 贵州路桥集团有限公司 | Integral hoisting construction method for curved beam cantilever casting section steel bars |
| CN118144086B (en) * | 2024-05-11 | 2024-07-05 | 中交第一航务工程局有限公司 | Immersed tube prefabrication field and construction method |
| CN118145479B (en) * | 2024-05-11 | 2024-07-23 | 临沂市交通制冷工程有限公司 | Hoisting tool for disassembling and assembling end cover of refrigerator |
| CN118880759B (en) * | 2024-10-08 | 2025-01-10 | 中铁十八局集团第一工程有限公司 | A construction method for a railway hybrid beam steel-concrete combined section with a steel shell formwork |
| CN119238726B (en) * | 2024-11-11 | 2025-04-18 | 温州煜建生态科技有限公司 | Feeding device for processing concrete solid beam |
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2022
- 2022-10-28 CN CN202222859917.XU patent/CN218708558U/en active Active
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| DE202023105651U1 (en) | 2023-10-23 |
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