CN217350381U

CN217350381U - Box girder steel reinforcement framework lifting device

Info

Publication number: CN217350381U
Application number: CN202220752008.3U
Authority: CN
Inventors: ***; 郭瑞; 吴源森; 赵浪江; 张智浩; 刘秀猛; 黄峻琪
Original assignee: 9th Engineering Co Ltd of MBEC
Current assignee: 9th Engineering Co Ltd of MBEC
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-09-02
Anticipated expiration: 2032-03-31

Abstract

The utility model discloses a hoisting tool for a box girder steel reinforcement framework, which comprises a plurality of hoisting units, a girder N1 and a tie beam N2; the hoisting units are fixedly connected through a plurality of tie beams N2 which are arranged in parallel on the same horizontal plane, the tie beam N2 and a main beam N1 are vertically arranged and welded to form a steel bar framework of the hoisting tool, the tie beam N2 and the hoisting units are vertically arranged, the hoisting units are double-end-loop steel wire ropes with different lengths, hoisting lugs are arranged above the main beam N1, and a steel bar is arranged on the tie beam N2; the top surface of the hoisting unit is connected with a steel bar reserved in the tie beam N2 through the hoisting lifting lug, and the lower part of the hoisting unit is connected with a steel bar framework through the hoisting lifting lug; the utility model discloses can hoist the reinforcing bar wholly more stable, safe, reliable, can effectively avoid taking place to warp and distort at hoist and mount in-process reinforcing bar skeleton, the utility model discloses the practicality is strong, simple structure facilitate promotion.

Description

Box girder steel reinforcement framework lifting device

Technical Field

The utility model relates to a large-scale precast concrete bridge frock technical field, especially are a case roof beam reinforcement skeleton lifting device.

Background

With the improvement of the mechanization degree of modern bridge construction and the requirements of energy conservation and emission reduction, when the large-scale precast concrete box girder is constructed in places such as cross-river bridges and cross-sea bridges, the construction progress is accelerated. The steel bar processing and installation are one of key processes for ensuring the quality and the progress of a beam slab, generally, a box girder framework steel bar installation method is to draw scales on a template by using paint and lay steel bars along the scales, the construction process needs to wait for the installation operation of steel bars after the box girder is poured and the operations of tensioning, formwork walking, mold closing and mold adjusting are carried out, and the process flow operation inevitably causes the work nest phenomenon caused by the waiting. For effectively promoting the efficiency of construction, shorten construction period, through technical research, large-scale prefabricated box girder framework of steel reinforcement's ligature adopts box girder bottom web and roof reinforcing bar ligature respectively: through preparation box girder framework of steel reinforcement ligature location bed-jig, adopt the mould location, wholly carry out whole ligature to bottom web framework of steel reinforcement and roof framework of steel reinforcement, integral hoisting, wait for stretch-draw and template walking after the box girder is pour, the compound die, carry out the reinforcement during the accent mould, become parallel operation from the flow process, reduce the nest worker phenomenon that waits for arousing, reach the purpose of accelerating the construction progress, and bottom web and roof framework of steel reinforcement that the ligature is good take place to warp easily to the template in-process in the hoist and transport, hardly effectively guarantee box girder steel reinforcement installation qualification rate, and bring the hidden danger for construction safety and construction quality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a case roof beam framework of steel reinforcement lifting device can effectively ensure that large-scale prefabricated case roof beam framework of steel reinforcement does not take place to warp at the hoist and mount in-process, has guaranteed construction quality, increases construction safety, the steady safety of hoist and mount process.

The utility model discloses a following technical scheme realizes:

a box girder steel reinforcement framework hoisting tool comprises a plurality of hoisting units, a main beam N1 and a tie beam N2; a plurality of tie beams N2 fixed connection through same horizontal plane parallel arrangement between a plurality of hoist units, tie beam N2 sets up and welds the frame that forms lifting device with girder N1 is perpendicular, set up perpendicularly between tie beam N2 and the hoist unit, the hoist unit is the double-end knot ring wire rope of different length.

Further, 8 hoisting lugs are arranged above the girder N1.

Further, the tie beams N2 are uniformly arranged above the main beams N1.

Further, the tie beam N2 is provided with a steel bar; the top surface of the hoisting unit is connected with a steel bar reserved in the tie beam N2 through the hoisting lifting lug, and the lower part of the hoisting unit is connected with a steel bar framework through the hoisting lifting lug.

Furthermore, a plurality of tie beams N3-N9 are arranged between the tie beam N2 and the main beam N1, and the main beam N1 and the tie beam N2 are connected through the tie beams N3-N9 to form a stable frame structure.

Further, the number of the main beams N1 is three, and the three main beams N1 are uniformly arranged in the longitudinal direction.

Further, the number of the tie beams N2 is twenty, and the twenty tie beams N2 are uniformly arranged along the length direction of the main beam N1.

Further, the number of the tie beams N3 is four, the number of the tie beams N4 is four, the number of the tie beams N7 is eight, the number of the tie beams N8 is two, and the number of the tie beams N9 is one.

Furthermore, the number of the hoisting units is two or hundred, and the hoisting units are distributed along the length direction of the tie beam N2.

The utility model has the advantages that:

1. the hoisting tool for the box girder steel reinforcement framework hoists the steel reinforcement is more stable, safe and reliable as a whole, and can effectively avoid the deformation and distortion of the steel reinforcement framework in the hoisting process;

2. the box girder steel reinforcement framework hoisting tool can realize the functions of multiple purposes of one hoisting tool through hoisting units with different lengths, and can hoist both the bottom web steel reinforcement framework and the top plate steel reinforcement framework;

3. the device has strong practicability and simple structure and is convenient to popularize.

Drawings

Fig. 1 is a schematic view of a front view structure of a hoisting tool for a steel reinforcement framework of a box girder according to an embodiment of the present invention;

fig. 2 is a schematic side view of the hoisting tool for the steel reinforcement cage of the box girder according to the embodiment of the present invention;

fig. 3 is a schematic view of a top view structure of the hoisting tool for a steel reinforcement framework of a box girder according to an embodiment of the present invention;

fig. 4 is a schematic view of a connection structure between the tie beam N5 and the tie beam N6 according to the embodiment of the present invention.

In the drawings: 1-hoisting a unit; 2-main beam N1; 3-tie beam N2; 4-lifting a lifting lug; 5-tie beam N3; 6-tie beam N4; 7-tie beam N5; 8-tie beam N6; 9-tie beam N7; 10-tie beam N8; 11-Tie Beam N9.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, and the present invention will be described in detail with reference to the accompanying drawings and specific embodiments below according to the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, upper end, lower end, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the term "connected" is to be construed broadly, e.g., "connected" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature; in addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 4, a box girder reinforcement cage hoisting tool comprises a plurality of hoisting units 1, a main girder N12 and a tie beam N23; a plurality of tie beams N23 fixed connection through same horizontal plane parallel arrangement between a plurality of hoist units 1, tie beam N23 sets up and welds the frame that forms lifting device with girder N12 is perpendicular, set up perpendicularly between tie beam N23 and the hoist unit 1, hoist unit 1 is the double-end knot ring wire rope of different length. Adopt the utility model discloses a box girder framework of steel reinforcement lifting device lifting reinforcement is whole more stable, safe, reliable, can effectively avoid taking place to warp and distort at hoist and mount in-process framework of steel reinforcement, and box girder framework of steel reinforcement lifting device can realize the function of a plurality of usage of lifting device through hoist and mount unit 1 of different length, can be in order to hoist and mount bottom web framework of steel reinforcement, can hoist roof framework of steel reinforcement again, the utility model discloses the practicality is strong, and simple structure facilitate promotion has good economic benefits.

Specifically, in the embodiment, 8 lifting lugs 4 are arranged above the girder N12.

Specifically, in the scheme of this embodiment, the tie beams N23 are uniformly arranged above the main beams N12.

Specifically, in the scheme of the embodiment, the tie beam N23 is provided with a steel bar; the top surface of the hoisting unit 1 is connected with a steel bar reserved in the tie beam N23 through the hoisting lifting lugs 4, and the lower part of the hoisting unit 1 is connected with a steel bar framework through the hoisting lifting lugs 4.

Specifically, in the scheme of the embodiment, a plurality of tie beams N3-N9 are arranged between the tie beam N23 and the main beam N12, and the main beam N12 and the tie beam N23 are connected through the tie beams N3-N9 to form a stable frame structure.

Specifically, in the embodiment, the number of the main beams N12 is three, and the three main beams N12 are uniformly arranged in the longitudinal direction.

Specifically, in the scheme of this embodiment, the number of tie beams N23 is twenty, and twenty tie beams N23 are uniformly arranged along the length direction of main beam N12.

Specifically, in the embodiment, the number of the tie beams N35 is four, the number of the tie beams N46 is four, the number of the tie beams N79 is eight, the number of the tie beams N810 is two, and the number of the tie beams N911 is one. The number of the tie beams N57 and N68 is not less than four.

Specifically, in the scheme of this embodiment, the number of the hoisting units 1 is two or hundred, and the hoisting units 1 are distributed along the length direction of the tie beam N23.

The utility model discloses during the specific use, connect main wire rope on the lifting device on the driving, descend to a take the altitude, select hoisting unit 1 that corresponds respectively with bottom web steel skeleton or roof steel skeleton, penetrate diameter 25 mm's rod iron on the steel skeleton surface when lifting by crane with the dispersion concentrated power, lift by crane lug 4 with the rod iron below hoisting unit 1 and be connected and can lift by crane girder body muscle and can lift by crane the suspension bridge gluten again, start the driving and can steadily lift by crane the steel skeleton.

The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a case roof beam framework of steel reinforcement lifting device which characterized in that: the device comprises a plurality of hoisting units, a main beam N1 and a tie beam N2; a plurality of tie beams N2 fixed connection through same horizontal plane parallel arrangement between a plurality of hoist units, tie beam N2 sets up and welds the frame that forms lifting device with girder N1 is perpendicular, set up perpendicularly between tie beam N2 and the hoist unit, the hoist unit is the double-end knot ring wire rope of different length.

2. The box girder steel reinforcement framework hoisting tool of claim 1, characterized in that: 8 lifting lugs are arranged above the girder N1.

3. The box girder steel reinforcement framework hoisting tool of claim 2, characterized in that: the tie beams N2 are uniformly arranged above the main beams N1.

4. The box girder steel bar framework hoisting tool of claim 3, characterized in that: the tie beam N2 is provided with a steel bar; the top surface of the hoisting unit is connected with a steel bar reserved in the tie beam N2 through the hoisting lifting lug, and the lower part of the hoisting unit is connected with a steel bar framework through the hoisting lifting lug.

5. The box girder steel reinforcement framework hoisting tool of claim 4, characterized in that: and a plurality of tie beams N3-N9 are arranged between the tie beam N2 and the main beam N1, and the main beam N1 and the tie beam N2 are connected through the tie beams N3-N9 to form a stable frame structure.

6. The box girder steel bar framework hoisting tool of claim 5, characterized in that: the number of the main beams N1 is three, and the three main beams N1 are uniformly arranged in the longitudinal direction.

7. The box girder steel bar framework hoisting tool of claim 6, characterized in that: the number of the tie beams N2 is twenty, and the twenty tie beams N2 are uniformly arranged along the length direction of the main beam N1.

8. The box girder steel reinforcement framework hoisting tool of claim 7, characterized in that: the number of the tie beams N3 is four, the number of the tie beams N4 is four, the number of the tie beams N7 is eight, the number of the tie beams N8 is two, and the number of the tie beams N9 is one.

9. The box girder steel reinforcement framework hoisting tool of claim 8, characterized in that: the number of the hoisting units is two or hundred, and the hoisting units are distributed along the length direction of the tie beam N2.