CN218708558U - Device for hoisting reinforcement cage in cantilever casting segment construction - Google Patents

Abstract

The utility model provides a device for hoisting a reinforcement cage in cantilever pouring section construction, comprising: a supporting frame system, including a column, a lower walking beam, an upper load-bearing beam and a horizontal connection structure, two columns, a lower walking beam and An upper load-bearing beam encloses a support truss, and the two support trusses are connected through a horizontal connection structure; the steel cage assembly system includes a steel cage lifting track, a lifting vehicle and a spreader mechanism, and the steel cage lifting track is fixed on the supporting frame In the upper part of the system, the hoisting vehicle can move back and forth between the front end and the rear end of the supporting frame system along the steel cage hoisting track, and the hoisting vehicle is connected with a spreader mechanism for hoisting the steel cage; the running system , which is arranged at the lower part of the supporting skeleton system for realizing the movement of the skeleton system. Adopting the utility model can realize the overall hoisting and assembling of the reinforcement cage, thereby effectively reducing the risk of high-altitude operation, improving the construction quality and shortening the construction period.

Description

Device for Hoisting Reinforcement Cage in Cantilever Casting Segment Construction

technical field

The utility model relates to the technical field of continuous beam pouring construction, in particular to a device for hoisting a reinforcement cage in cantilever pouring section construction.

Background technique

At present, my country's construction industry is developing rapidly. Prestressed concrete continuous beams have many application advantages, including continuous beams with large structural rigidity, small deformation, good dynamic performance, and the internal force distribution is more reasonable than that of simply supported beams with the same span, so they are widely used. In bridge and high-speed rail construction.

In the current construction of cantilever cast continuous beams, the construction of reinforcement cages is an indispensable and important link. The construction period occupied by the loose assembly operation is about 2 to 3 days, which takes up about 20% of the segmental construction time. The construction period is long, and because the reinforcement cage loose assembly operation often needs to rely on the experience of the operators, plus the on-site operation space Relatively narrow and limited tools often lead to poor quality of reinforcement work, which further affects the engineering quality of continuous beams; in order to overcome the above defects of reinforcement cages, reinforcement cages can be placed in the factory, or at the ground position of the construction site, or after pouring However, how to hoist the prefabricated steel cage into the continuous beam formwork has become an urgent problem to be solved.

Utility model content

The utility model provides a device for hoisting a reinforcement cage in cantilever pouring section construction, which can realize the overall hoisting and assembly of the reinforcement cage, thereby effectively reducing the risk of high-altitude operations, improving construction quality, and shortening the construction period.

To achieve the above object, the technical solution of the utility model is:

A device for hoisting reinforcement cages in cantilever pouring segmental construction, comprising:

Support frame system, which includes columns, lower walking beams, upper load-bearing beams and horizontal connection structures. Two columns, one lower walking beam and one upper load-bearing beam form a support truss, and the two supporting trusses are connected through a horizontal connection structure;

Steel cage assembly system, which includes a steel cage lifting track, a hoisting vehicle and a spreader mechanism, the steel cage lifting track is fixed on the upper part of the supporting frame system, and the lifting vehicle can move along the steel cage lifting track Moving back and forth between the front end and the rear end of the supporting frame system, the hoisting vehicle is connected with a spreader mechanism for hoisting the reinforcement cage;

The running system is arranged at the lower part of the supporting skeleton system, and is used to realize the movement of the skeleton system.

Preferably, the hanger mechanism includes a rotatable hanger, and the angle of rotation is not less than 90°.

Preferably, in the support frame system, in the support truss surrounded by the column, the lower walking beam and the upper load-bearing beam, there are detachable frame braces and/or frame longitudinal beams connected to the two between the uprights;

and / or

The middle part of the upper load-bearing beam is connected to the upper end of the column on the front side, and a detachable frame brace is also connected between the front end and the column on the front side;

and / or

The rear end of the lower walking beam can be connected to the extension section of the lower walking beam, and a detachable frame brace is connected between the extension section of the lower walking beam and the column at the rear side.

Preferably, the column is a retractable structure.

Preferably, a reinforcement cage hoisting track is provided inside the upper load-bearing beam.

Preferably, the running mechanism includes a rolling wheel set structure and an anchoring structure, the rolling wheel set structure is arranged under the supporting frame system to drive the supporting frame system to move, the anchoring structure is set on the lower walking beam, and extends Into cast continuous beam segments for anchorage of skeletal systems.

Preferably, the spreader mechanism includes a spreader load-bearing beam, a hoisting piece, and a rotating spreader, and at least two of the hoisting vehicles are provided with a spreader load-bearing beam connected between them, and the spreader load-bearing beam is provided with A hoisting part, a rotating sling is suspended below the slinging part, and the rotating sling is used for hoisting and rotating the reinforcement cage, and the upper end of the suspension hook of the reinforcement cage is connected with the longitudinal beam of the hanger.

More preferably, the sling can move laterally along the load-bearing beam of the sling.

More preferably, a multi-point hanger structure is connected below the rotating hanger, and the multi-point hanger structure includes a hanger beam, a hanger longitudinal beam, connecting lugs, a swivel frame and a steel cage hook, and the hanger There are at least two hanger beams, which are connected by multiple hanger longitudinal beams, and connecting lugs are arranged on them. The unit is connected with the rotating frame, the rotating frame is connected with the rotating hanger, and the upper end of the steel cage hook is connected with the longitudinal beam of the hanger.

More preferably, the rotating sling adopts an electric slewing mechanism.

The above-mentioned device for hoisting reinforcement cages in cantilever pouring segmental construction has the following advantages:

(1) Through the utility model, the transportation and hoisting of the prefabricated steel cage on the surface of the continuous beam can be realized, which can effectively reduce the construction time of a single beam section, speed up the progress of the project, and improve the construction quality.

(2) Since the width of the steel cage needs to match the width of the continuous beam section, the width is relatively large. In order to reduce the width of the supporting frame system, the utility model designs a rotating hoist, and the direction of the steel cage is perpendicular to the installation direction when hoisting , when it is hoisted to the front end of the supporting frame system to be installed, it is rotated 90° by the rotating hoist, and then lowered into the continuous beam formwork, which can effectively reduce the width of the supporting frame system and improve the safety of construction.

(3) The column of the utility model is set as a telescopic structure, so that the height of the column can be raised when the steel cage is hoisted from the rear end of the support frame system to the front end, so as to ensure the smooth passage of the steel cage, and the overall movement of the device for hoisting the steel cage At the same time, the height of the column is reduced, the center of gravity of the device for hoisting the steel cage is lowered, and the safety of the construction is improved.

Description of drawings

Fig. 1 is a schematic diagram of the front view structure of the utility model used in continuous beam segmental construction.

Fig. 2 is a front structural schematic view of another structural form of the present invention used in continuous beam segmental construction.

Fig. 3 is a front view structural schematic diagram of the reinforcement cage assembly system.

Fig. 4 is a left view structural diagram of Fig. 3 (the multi-point hanger structure part is omitted).

Fig. 5 is a left view structural diagram of the multi-point hanger structure in Fig. 2 .

Fig. 6 is a top structural schematic view of the hanger longitudinal beam, the hanger beam and the connecting lugs in Fig. 5 .

In the figure, the continuous beam 1, the rolling wheel group structure 2, the lower walking beam 3, the skeleton brace 4, the multi-point hanger structure 5, the rotating frame 501, the flexible suspension unit 502, the hanger longitudinal beam 503, and the hanger beam 504 , connecting lug 505, steel cage hook 506, rotating spreader 6, lifting parts 7, hoisting vehicle 8, steel cage lifting track 9, column 10, upper load-bearing beam 11, steel cage 12, anchoring structure 13, hanging Tool bearing beam 14, steel cage hoisting track 15.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the description of the utility model, it should be noted that the orientation or positional relationship indicated by the terms "up", "down", etc. is based on the orientation or positional relationship shown in the accompanying drawings, or the conventional orientation of the utility model product during use. The orientation or positional relationship is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be interpreted as a reference to the utility model. New types of restrictions.

In this application, terms such as "installation", "connection", "connection" and "fixation" should be interpreted in a broad sense, for example, it can be a fixed connection or a detachable connection, unless otherwise clearly specified and limited. , or integrated; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction relationship between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application according to specific situations.

A device for hoisting reinforcement cages in cantilever pouring segmental construction, as shown in Figures 1 and 2, includes a support frame system, a reinforcement cage assembly system, and a running system, wherein: the support frame system includes a column 10, a lower walking beam 3 , the upper load-bearing beam 11 and the horizontal connection structure, two columns 10, a lower walking beam 3 and an upper load-bearing beam 11 enclose a support truss, specifically, the columns 10 are arranged vertically in parallel, and the upper end is connected with the upper load-bearing beam 11, The lower end is connected with the lower walking beam 3, and the upper load-bearing beam 11 and the lower walking beam 3 sections and the column 10 form a supporting truss. The two supporting trusses are connected by a horizontal connection structure. The support truss is square. It can be connected between the columns 10, and/or between the upper load-bearing beams 11, and/or between the lower walking beams 3, and only need to fix the two supporting trusses as a whole, because the front end of the supporting frame system hoists the steel cage The pressure received is greater. Therefore, preferably, an upper front beam is connected to the front ends of the two upper load-bearing beams 11, and a lower rear beam is also connected to the front of the lower part of the two front columns 10, so as to better ensure support. The stability of the front side of the skeleton system; the steel cage assembly system, including the steel cage lifting track 9, the hoisting car 8 and the spreader mechanism, the steel cage lifting track 9 is fixed on the upper part of the supporting skeleton system, and the hoisting car 8 can move along the The steel cage hoisting track 9 moves back and forth between the front end and the rear end of the supporting frame system, and the hoisting vehicle 8 is connected with a spreader mechanism for hoisting the steel cage 12; the running system is arranged at the lower part of the supporting frame system for realizing Movement of the skeleton system.

Preferably, the spreader mechanism includes a rotatable spreader 6, and the angle of rotation is not less than 90°. Since the width of the steel cage 12 needs to match the width of the continuous beam section, the width is relatively large. In order to reduce the width of the supporting frame system, the present embodiment designs a rotating hoist 6, and the direction of the steel cage 12 is perpendicular to the installation direction during hoisting. , to be hoisted to the front end of the supporting frame system to be installed, rotate 90° by rotating the hoist 6, and then lower it into the continuous beam formwork, which can effectively reduce the width of the supporting frame system and improve the safety of construction.

Preferably, in order to ensure the stability and support strength of the supporting frame system, in the supporting truss surrounded by the column 10, the lower walking beam 3 and the upper load-bearing beam 11, a detachable frame brace 4 and/or frame longitudinal beam is provided Connected between two uprights 10, the figure of this embodiment shows a preferred method, the middle part of the uprights 10 is connected with a skeleton longitudinal beam, and the skeleton brace 4 is connected to the top of the upright 10 and the middle part of the skeleton longitudinal beam Between, and between the bottom end of the column 10 and the middle part of the skeleton stringer. In order to prevent the steel cage 12 from being blocked by the support frame system when hoisting and lowering, the middle part of the upper load-bearing beam 11 is connected to the upper end of the column 10 on the front side, that is, the front end of the upper load-bearing beam 11 protrudes outside the column 10 on the front side, which is To ensure the support strength and stability of the upper load-bearing beam 11, a detachable frame brace 4 can also be connected between the front end of the upper load-bearing beam 11 and the column 10 on the front side; in order to ensure the balance of the entire support frame system, The lower walking beam extension can also be connected with the lower walking beam 3 rear end, and can be anchored by bolts between the lower walking beam extension and the lower walking beam 3, that is, the structure shown in Figure 2, the lower walking beam extension and the rear A detachable frame brace 4 is connected between the side columns 10 . For the detachable connection mode in the support frame system, bolt connection can be used to facilitate disassembly and assembly.

Preferably, the column 10 is a telescopic structure. The prefabrication of the reinforcement cage 12 can be completed at a fixed position above the continuous beam section, and there is still a certain distance between the whole device for hoisting the reinforcement cage 12 and running to the next pouring segment. , reduce the height of the column 10, lower the center of gravity of the device for hoisting the reinforcement cage 12, which can improve the safety of construction, and when the reinforcement cage 12 is hoisted from the rear end of the support frame system to the front end, the height of the column 10 can be increased to ensure that the reinforcement The cage 12 passes through without being obstructed by the support frame system. For the telescopic structure of the column 10, it can be two casing structures, such as including an upper column 10 section and a lower column 10 section, the lower end of the upper column 10 section is sleeved on the upper periphery of the lower column 10 section, and passes The bolts are fixed. When the height of the column 10 needs to be adjusted, the bolts are released, and the upper column 10 sections are moved up or down. After the movement is completed, the bolts can be used to fix it. The telescopic structure is a prior art, and will not be described in detail here. When the frame braces 4 are arranged between the columns 10, in order to adapt to the different heights of the columns 10, the frame braces 4 are also set to be detachable, and the connection between the frame braces 4 and the columns 10 is connected by bolts. The height can be replaced by a skeleton brace 4 of appropriate length, or in another form, the skeleton brace 4 can also adopt a telescopic structure. For the structure in which the frame brace 4 shown in the figure of this embodiment is connected between the top of the column 10 and the middle part of the frame longitudinal beam, and between the bottom end of the column 10 and the middle part of the frame longitudinal beam, and the column 10 adopts a sleeve type , when adjusting the height of the column 10, the skeleton longitudinal beam is connected with the upper column 10 segments, therefore, the length of the skeleton diagonal brace 4 above the skeleton longitudinal beam does not need to be adjusted, only the skeleton diagonal brace 4 below the skeleton longitudinal beam needs to be adjusted.

Preferably, the inner side of the upper load-bearing beam 11 is provided with a steel cage hoisting track 9 . In this embodiment, the upper load-bearing beam 11 adopts an L-shaped box girder in cross-section. As shown in FIG. 9 provides support. In this way, the existing supporting frame system can be fully utilized.

Preferably, for the running mechanism, it includes a rolling wheel set structure 2 and an anchoring structure 13. The rolling wheel set structure 2 is arranged under the supporting frame system to drive the supporting frame system to move. There may be multiple rolling wheels arranged at intervals below Under the walking beam, there may also be a steel wheel set composed of multiple steel wheels driven by a motor. As shown in the figure of this embodiment, the motor drives the transmission, and the transmission drives the driving wheel through an oblique belt or chain, and the driving wheel passes through The driven wheel is driven by a belt or chain. The transmission can be a gear or sprocket structure with a smaller radius than the driving wheel. The radius of the driving wheel and the driven wheel is the same. The surrounding steel frame is connected with the driving wheel and the driven wheel through bearings, the fork lugs of the surrounding steel frame are arranged on it, the fork lugs of the lower walking beam 3 are arranged under the lower walking beam 3, the fork lugs of the surrounding steel frame and the lower walking beam 3 The fork lugs are connected by pin shafts, and the steel wheel set can reduce the walking height relative to the rolling wheels. Of course, the rolling wheel set can also adopt other wheel set forms to realize the movement of the supporting frame system. As for the anchoring structure 13, it is used to fix the supporting frame system when the steel cage 12 is lowered to prevent the supporting frame system from overturning. The anchoring structure 13 is arranged on the lower walking beam 3 and extends to the poured continuous beam segment The anchorage of the frame system can be in the form of threaded steel and anchor nuts. The first anchor nut is pre-embedded in the continuous beam segment. When the frame system needs to be fixed and supported, the threaded steel is screwed into the first anchor nut, and the upper end passes through The lower walking beam 3 is fixed by the second anchor nut, or it can be in other forms, such as pre-embedding the first anchor nut in the continuous beam 1 section, and part of the threaded steel protruding from the concrete surface. When fixing the support frame system, The second anchor nut is screwed into the threaded steel, the second anchor nut is connected with a nut connector, and the pressure bar structure is placed on the lower walking beam 3, and the two ends of the pressure bar structure are hinged with connecting rockers, and the connecting rocker straddles the lower walking The beam 3 extends downwards to the position of the nut connector, and the nut connector can be anchored with a pin or bolt. The pressure rod structure adopts roller rollers as the preferred solution, and the upper and side enclosures of the roller rollers have Protective frame, the two sides of the protective frame are connected with the roller pinch rollers through bearings, so that even when the device for hoisting the steel cage moves, because the roller pinch wheels can roll, the anchoring effect on the lower walking beam 3 can also be maintained , to prevent the entire device for hoisting the steel cage from overturning forward, and to ensure the stability of the entire structure. Of course, it is also possible to combine the anchoring device with the structure of the pressure bar and the anchoring device with the structure of the threaded steel and the anchor nut. When the steel cage is lowered for construction, the anchoring device with the structure of the threaded steel and the anchor nut is anchored to the lower walking beam. 3 to strengthen the stability of the steel cage when it is lowered.

Preferably, the spreader mechanism includes a spreader load-bearing beam 14, a hoisting part 7 and a rotating spreader 6, and at least two hoisting vehicles 8 are provided with a spreader load-bearing beam 14 connected therebetween. Below the spreader load-bearing beam 14, there are The hoisting part 7 is suspended below the hoisting part 7 with a rotating sling 6, the rotating sling 6 is used for hoisting and rotating the reinforcement cage 12, and the upper end of the reinforcement cage hook 506 is connected with the hanger stringer 503. For the hoisting vehicle 8, in the present embodiment, due to the heavy weight of the steel cage 12, the steel cage hoisting track 9 can be provided with 2, each upper load-bearing beam 11 inboard is provided with one, and the hoisting vehicle 8 can be provided with 4 vehicles, the crane trucks 8 on the same track are connected with the longitudinal beams connected by the crane trucks 8, and the longitudinal beams connected by the crane trucks 8 are connected as a whole through the horizontal spreader load-bearing beam 14, and the spreader load-bearing beam 14 and the The hoisting part 7 is connected, and the hoisting part 7 can move laterally along the load-bearing beam 14 of the spreader. This structure can adopt an existing truss crane, or a hoisting structure similar to that of a gantry crane, or a hoist crane with a driving structure Drive the gourd crane to move left and right, and as the hoisting part 7, it is inevitable that the reinforcing cage 12 can also be lowered and promoted.

More preferably, the multi-point hanger structure 5 is connected to the bottom of the rotating hanger 6. As shown in FIGS. Suspension unit 502, swivel frame 501 and steel cage hook 506. There are at least two hanger beams 504 connected by multiple hanger longitudinal beams 503. Hanger beams 504 are provided with connecting lugs 505 to connect the hanger beams. There are at least four ears 505 arranged symmetrically with respect to the longitudinal center line of the hanger beam 504, and are connected to the rotating frame 501 through the flexible suspension unit 502, the rotating frame 501 is connected to the rotating hanger 6, and the upper end of the steel cage hook 506 is connected to the hanger. Longitudinal beam 503 is connected, and the lower end is used for hooking reinforcement cage 12. The rotating hanger 6 rotates, driving the rotating frame 501 to rotate, and the rotating frame 501 drives the hanger beam 504 and the hanger longitudinal beam 503 to rotate, and then drives the steel cage 12 to rotate. There are 14 connection lugs 505 shown in this embodiment, and each hanger beam 504 is connected with 7, of which, there is one in the middle of the hanger beam 504, relative to the longitudinal center line of the hanger beam 504, each side There are three sets, which are arranged symmetrically, wherein the three connecting lugs 505 on the same side are respectively connected to one end of the corresponding side of the swivel frame 501 through steel chains or steel bars, and the middle one connecting lug 505 is connected through steel chains or steel bars. The steel bar is connected to the middle of the corresponding side of the swivel frame 501 , and the steel chain or steel bar is the flexible suspension unit 502 . Through the multi-point hanger structure 5, the problem of deformation of the steel cage 12 during the hoisting process can be avoided, and at the same time, the problem of uneven hoisting force of the steel cage 12 during the hoisting process can be solved.

This embodiment provides a preferred structure of the rotating hoist 6, which can use an electric rotary mechanism, a common electric rotary mechanism, that is, the motor drives the worm, the worm drives the turbine to rotate, and then drives the rotating body to rotate. The electric rotary mechanism is The prior art is not described in detail here.

After the construction of section 0# is completed, the above-mentioned device for hoisting the reinforcement cage can be assembled on the surface of the continuous beam 1. First, hoist the traveling mechanism, then install the supporting frame system, and finally install the reinforcement cage lifting system. Since the continuous beam is symmetrical structure, two devices for hoisting reinforcement cages can be assembled, which are respectively used for hoisting reinforcement cages 12 for the construction of continuous beam segments in different directions. The connecting longitudinal beams are fixed together, that is, the structure shown in Figure 1. After the construction of the 1# section is completed, the device connecting the longitudinal beams is removed, the traveling mechanism moves forward for a certain distance, and the extension of the lower traveling beam is installed and connected to the lower traveling beam. The frame brace 4 between the beam extension and the column 10 is the structure shown in FIG. 2 . When lifting the reinforcement cage 12, when it is used for the construction of the 1# section, the reinforcement cage 12 is prefabricated on the ground at the construction site, hoisted by the tower crane between the two support trusses of the support frame system, and the mobile hoist 8 is moved to a suitable position , the rotating sling 6 lifts the reinforcement cage 12, moves the reinforcement cage 12 to the front end of the construction, the rotation sling 6 rotates 90°, so that the reinforcement cage 12 also rotates 90°, lowers the reinforcement cage 12, and installs it in the continuous beam formwork design position. During the construction of the 2# section and subsequent sections, the steel cage 12 is intensively processed on the continuous beam surface. At this time, the cross section of the steel cage 12 is perpendicular to the installation cross section, and then the hoist truck 8 is moved close to the steel bar. At one end of the cage 12 production area, the steel cage 12 is lifted by a tower crane and placed on a flatbed truck for movement. The flatbed truck transports the steel cage 12 to the bottom of the hoist truck 8, and the rotating spreader 6 lifts the steel cage 12, and the steel cage 12 is moved to At the front end of the construction, the rotating hanger 6 rotates 90°, so that the reinforcement cage 12 also rotates 90°, and the reinforcement cage 12 is lowered to be installed in the design position in the continuous beam formwork.

Claims (10)

1. A device for hoisting a reinforcement cage in cantilever pouring section construction, characterized in that it comprises: Support frame system, which includes columns, lower walking beams, upper load-bearing beams and horizontal connection structures. Two columns, one lower walking beam and one upper load-bearing beam form a support truss, and the two supporting trusses are connected through a horizontal connection structure; Steel cage assembly system, which includes a steel cage lifting track, a hoisting vehicle and a spreader mechanism, the steel cage lifting track is fixed on the upper part of the supporting frame system, and the lifting vehicle can move along the steel cage lifting track Moving back and forth between the front end and the rear end of the supporting frame system, the hoisting vehicle is connected with a spreader mechanism for hoisting the reinforcement cage; The running system is arranged at the lower part of the supporting skeleton system, and is used to realize the movement of the skeleton system. 2. The device for hoisting reinforcement cages in the cantilever pouring section construction according to claim 1, characterized in that: The spreader mechanism includes a rotating spreader, and the angle of rotation is not less than 90°. 3. The device for hoisting reinforcement cages in the cantilever pouring section construction according to claim 1, characterized in that: In the support frame system, in the support truss surrounded by the column, the lower walking beam and the upper load-bearing beam, there are detachable frame braces and/or frame longitudinal beams connected between the two columns between; and / or The middle part of the upper load-bearing beam is connected to the upper end of the column on the front side, and a detachable frame brace is also connected between the front end and the column on the front side; and / or The rear end of the lower walking beam can be connected to the extension section of the lower walking beam, and a detachable frame brace is connected between the extension section of the lower walking beam and the column at the rear side. 4. The device for hoisting reinforcement cages in the cantilever pouring section construction according to claim 1 or 3, characterized in that: The column is a telescopic structure. 5. The device for hoisting reinforcement cages in cantilever pouring section construction according to claim 1 or 2, characterized in that: The inner side of the upper load-bearing beam is provided with a steel cage hoisting track. 6. The device for hoisting reinforcement cages in cantilever pouring section construction according to claim 2, characterized in that: The spreader mechanism includes a spreader load-bearing beam, a hoisting piece and a rotating spreader, and at least two of the hoisting vehicles are arranged, and a spreader load-bearing beam is connected between them, and a hoisting piece is arranged under the spreader load-bearing beam, A rotating sling is suspended below the lifting part, and the rotating sling is used for hoisting and rotating the reinforcement cage. 7. The device for hoisting reinforcement cages in cantilever pouring section construction according to claim 6, characterized in that: The sling is movable laterally along the spreader load beam. 8. The device for hoisting reinforcement cages in cantilever pouring section construction according to claim 6, characterized in that: The rotating hanger is connected with a multi-point hanger structure below, and the multi-point hanger structure includes a hanger beam, a hanger longitudinal beam, connecting lugs, a flexible suspension unit, a rotating frame and a steel cage hook. There are at least two hanger beams, which are connected by multiple hanger longitudinal beams, and connecting lugs are arranged on them. The hanging unit is connected with the rotating frame, the rotating frame is connected with the rotating hanger, and the upper end of the steel cage hook is connected with the longitudinal beam of the hanger. 9. The device for hoisting reinforcement cages in cantilever pouring segmental construction according to claim 2 or 6, characterized in that: The rotating sling adopts an electric slewing mechanism. 10. The device for hoisting reinforcement cages in cantilever pouring segmental construction according to claim 1, characterized in that: The running system includes a rolling wheel set structure and an anchoring structure. The rolling wheel set structure is arranged under the supporting frame system to drive the supporting frame system to move. The anchoring structure is set on the lower walking beam and extends to the poured It is used to realize the anchorage of the skeleton system in the continuous beam segment.

Images