CN216711351U

CN216711351U - Box girder steel reinforcement cage lifting device

Info

Publication number: CN216711351U
Application number: CN202122878361.4U
Authority: CN
Inventors: 姚旭升; 刘少伟; 华亚飞; 王建; 郑千千; 周宏志
Original assignee: Xinjiang Construction Engineering Group Co Ltd
Current assignee: Xinjiang Construction Engineering Group Co Ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-06-10
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a box girder steel reinforcement cage hoisting tool, which comprises three cross beams, wherein two hoisting rings are arranged at the two end parts of the cross beam at the top end, a plurality of triangular reinforcing steel bars distributed at equal intervals are arranged on the cross beam, three vertex angles of the triangular reinforcing steel bars are respectively connected with the three cross beams, suspension steel bars which are positioned at the two sides of the triangular reinforcing steel bars and connected with the triangular reinforcing steel bars are arranged on the two cross beams at the bottom end, and box girder steel reinforcement cage hoisting ropes are arranged at the two end parts of the suspension steel bars; the utility model resists the deformation of the reinforcement cage by the characteristics of multiple hanging points, stress on the same plane and binding stress of reinforcement cage reinforcements aiming at the deformation of the reinforcement cage, and the box girder reinforcement cage is hung into the template at one time, thereby solving the problems of poor construction safety performance, high cost, poor controllability and the like, saving the construction cost, improving the construction timeliness, saving manpower and material resources and playing a certain positive role in promoting the construction progress of projects.

Description

Box girder steel reinforcement cage lifting device

Technical Field

The utility model relates to the technical field of box girder steel reinforcement cages, in particular to a box girder steel reinforcement cage hoisting tool.

Background

The reinforcement cage mainly plays a role similar to the stress of the longitudinal reinforcement of the column, and mainly plays a role of tensile strength, and the compressive strength of the concrete is high but the tensile strength is very low. The pile body concrete is restrained, so that the pile body concrete can bear certain axial tension. Hoisting refers to the general term of installation and positioning of equipment by a crane or a hoisting mechanism.

The traditional construction process has the following defects:

1. the construction safety performance is poor: the lifting ring adopts an open type lifting ring, so that safety guarantee is avoided;

2. the construction cost is high: in the traditional construction process, the hoisting of the reinforcement cage is complicated, and the time cost and the labor cost are high;

3. poor construction controllability: the traditional tool needs high manual matching degree and high matching degree of other materials for mounting and dismounting, and wastes materials; can not be hung into the template at one time. Therefore, the box girder steel reinforcement cage hoisting tool is improved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a box girder reinforcement cage hoisting tool.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to a box girder steel reinforcement cage hoisting tool which comprises three cross beams, wherein two hoisting rings are arranged at the two end parts of the top cross beam, a plurality of triangular reinforcing steel bars distributed at equal intervals are arranged on the cross beam, three vertex angles of the triangular reinforcing steel bars are respectively connected with the three cross beams, suspension steel bars which are positioned at the two sides of the triangular reinforcing steel bars and connected with the triangular reinforcing steel bars are arranged on the two cross beams at the bottom end, box girder steel reinforcement cage hoisting ropes are arranged at the two end parts of the suspension steel bars, and suspension connecting pieces used for hoisting a steel reinforcement cage are arranged at the bottom ends of the box girder steel reinforcement cage hoisting ropes.

As a preferred technical scheme of the utility model, a plurality of V-shaped reinforcing steel bars which are distributed at equal intervals and correspond to the triangular reinforcing steel bars one by one are arranged between the upper cross beam and the lower cross beam.

As a preferable technical scheme of the utility model, supporting steel bars are arranged between the triangular reinforcing steel bars and the cross beam at the top end.

As a preferred technical scheme of the utility model, the suspension connecting piece comprises a U-shaped plate arranged at the bottom end of the lifting rope of the steel reinforcement cage of the box girder, and a first threaded rod is arranged on the U-shaped plate.

According to a preferable technical scheme, through holes for a first threaded rod to penetrate through are formed in the end portions of the two ends of the U-shaped plate, and hexagonal nuts are arranged on the first threaded rod.

As a preferable technical scheme, the U-shaped plate is provided with a limiting assembly for tightly jacking the hexagon nut, the limiting assembly comprises a fixing plate arranged on the U-shaped plate, the fixing plate is provided with a second threaded rod, and the end part of the second threaded rod is provided with a limiting jacking plate matched with the hexagon nut.

The utility model has the beneficial effects that:

the box girder steel reinforcement cage hoisting tool is provided with three cross beams, two hoisting rings are arranged at the end parts of two ends of the cross beam at the top end, a plurality of triangular reinforcing steel bars are distributed at equal intervals on the cross beam, three vertex angles of the triangular reinforcing steel bars are respectively connected with the three cross beams, and for hoisting of a 30m box girder steel reinforcement cage, the steel bars are hoisted to a box girder template by adopting a triangular synchronous stress and multi-hoisting-point hoisting mode in consideration of the characteristics of long length and heavy mass of the steel reinforcement cage; the deformation of the steel reinforcement cage is resisted by the aid of the characteristics of multiple hanging points, stress on the same plane and reinforcement binding stress of the steel reinforcement cage, the box girder steel reinforcement cage is hung into the template at one time, the problems of poor construction safety performance, high cost, poor controllability and the like are solved, construction cost is saved, construction timeliness is improved, manpower and material resources are saved, and certain positive propulsion is achieved for construction progress of projects.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural diagram of a box girder steel reinforcement cage hoisting tool according to the present invention;

FIG. 2 is a structural side view of a box girder steel reinforcement cage hoisting tool of the present invention;

FIG. 3 is a schematic structural diagram of a suspension connecting member of the hoisting tool for a box girder steel reinforcement cage according to the present invention;

fig. 4 is a schematic structural diagram of a limiting assembly of the box girder steel reinforcement cage hoisting tool.

In the figure: 1. a cross beam; 2. a hoisting ring; 3. reinforcing steel bars in a triangular shape; 4. hanging the reinforcing steel bars; 5. v-shaped reinforcing steel bars; 6. a box girder steel reinforcement cage lifting rope; 7. supporting the reinforcing steel bars; 8. a suspension connection; 9. a U-shaped plate; 10. a first threaded rod; 11. a hexagonal nut; 12. a limiting component; 13. a fixing plate; 14. a second threaded rod; 15. and a limiting and jacking plate.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-4, the box girder steel reinforcement cage hoisting tool comprises three cross beams 1, two hoisting rings 2 are arranged at the two end parts of the top cross beam 1, a plurality of triangular reinforcing steel bars 3 distributed at equal intervals are arranged on the cross beam 1, three vertex angles of the triangular reinforcing steel bars 3 are respectively connected with the three cross beams 1, hanging steel bars 4 which are located at the two sides of the triangular reinforcing steel bars 3 and connected with the triangular reinforcing steel bars 3 are arranged on the two cross beams 1 at the bottom, box girder steel reinforcement cage hoisting ropes 6 are arranged at the two end parts of the hanging steel bars 4, and hanging connecting pieces 8 used for hoisting a steel reinforcement cage are arranged at the bottom ends of the box girder steel reinforcement cage hoisting ropes 6.

Wherein, all be equipped with a plurality of equidistance between two upper and lower crossbeams 1 and distribute and with triangle-shaped reinforcing bar 3 one-to-one's V-arrangement reinforcing bar 5, V-arrangement reinforcing bar 5's setting has improved the connection stability between three crossbeam 1.

Wherein, be equipped with supporting reinforcement 7 between triangle-shaped reinforcing bar 3 and the crossbeam 1 on top, supporting reinforcement 7 can support the crossbeam 1 of tip, has further improved the stability that three crossbeam 1 and triangle-shaped reinforcing bar 3 are connected.

Wherein, hang connecting piece 8 including establishing the U-shaped plate 9 in 6 bottoms of case roof beam steel reinforcement cage lifting rope, be equipped with first threaded rod 10 on the U-shaped plate 9, the through-hole that supplies first threaded rod 10 to pass is all seted up to the both ends tip of U-shaped plate 9, be equipped with hexagon nut 11 on the first threaded rod 10, when hoisting the steel reinforcement cage, take out first threaded rod 10 from one of U-shaped plate 9, pass the reinforcing bar on the steel reinforcement cage with first threaded rod 10, and pass the other end of U-shaped plate 9 with the tip of first threaded rod 10, screw the tip of first threaded rod 10 with hexagon nut 11 at last, can fix the steel reinforcement cage, the stability that hang connecting piece 8 and steel reinforcement cage and lift by crane has been improved.

Wherein, be equipped with the spacing subassembly 12 that is used for pushing up tight hexagon nut 11 on the U-shaped plate 9, spacing subassembly 12 is including establishing fixed plate 13 on U-shaped plate 9, be equipped with second threaded rod 14 on the fixed plate 13, the tip of second threaded rod 14 be equipped with the tight board 15 in the spacing top of hexagon nut 11 assorted, after hexagon nut 11 is fixed well with first threaded rod 10, rotate second threaded rod 14, second threaded rod 14 meshes with fixed plate 13 mutually and makes second threaded rod 14 promote the tight board 15 downstream in spacing top and push up tightly hexagon nut 11, the stability that hexagon nut 11 and first threaded rod 10 are connected has further been improved.

The working principle is as follows: the box girder steel reinforcement cage hoisting tool is provided with three cross beams 1, two hoisting rings 2 are arranged at the two end parts of the top end of each cross beam 1, a plurality of triangular reinforcing steel bars 3 distributed at equal intervals are arranged on each cross beam 1, three vertex angles of the triangular reinforcing steel bars 3 are respectively connected with the three cross beams 1, and for hoisting a 30m box girder steel reinforcement cage, the steel bars are hoisted to a box girder template by adopting a triangular synchronous stress and multi-hoisting-point hoisting mode in consideration of the characteristics of long length and heavy mass of the steel reinforcement cage; the deformation of the steel reinforcement cage is resisted by the aid of the characteristics of multiple hanging points, stress on the same plane and reinforcement binding stress of the steel reinforcement cage, the box girder steel reinforcement cage is hung into the template at one time, the problems of poor construction safety performance, high cost, poor controllability and the like are solved, construction cost is saved, construction timeliness is improved, manpower and material resources are saved, and certain positive propulsion is achieved for construction progress of projects.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a case roof beam steel reinforcement cage lifting device, includes crossbeam (1), its characterized in that, crossbeam (1) is equipped with threely, the top crossbeam (1) both ends tip all is equipped with two rings (2), be equipped with triangle-shaped reinforcing bar (3) that a plurality of equidistance distributes on crossbeam (1), the three apex angle of triangle-shaped reinforcing bar (3) is connected with three crossbeam (1) respectively, two of bottom be equipped with on crossbeam (1) and be located triangle-shaped reinforcing bar (3) both sides and with triangle-shaped reinforcing bar (3) the hanging reinforcing bar (4) that are connected, the both ends tip that hangs reinforcing bar (4) all is equipped with case roof beam steel reinforcement cage lifting rope (6), the bottom of case roof beam steel reinforcement cage lifting rope (6) is equipped with hanging connecting piece (8) that are used for hoisting the steel reinforcement cage.

2. A box girder steel reinforcement cage hoisting tool according to claim 1, characterized in that a plurality of V-shaped reinforcing bars (5) are arranged between the upper and lower beams (1) and are distributed at equal intervals and correspond to the triangular reinforcing bars (3) one by one.

3. A box girder steel reinforcement cage hoisting tool according to claim 1, characterized in that support bars (7) are provided between the triangular reinforcement bars (3) and the top beam (1).

4. A box girder steel reinforcement cage hoisting tool according to claim 1, characterized in that the suspension connection member (8) comprises a U-shaped plate (9) provided at the bottom end of the box girder steel reinforcement cage lifting rope (6), and the U-shaped plate (9) is provided with a first threaded rod (10).

5. A box girder steel reinforcement cage hoisting tool according to claim 4, characterized in that both ends of the U-shaped plate (9) are provided with through holes for a first threaded rod (10) to pass through, and the first threaded rod (10) is provided with a hexagon nut (11).

6. A box girder steel reinforcement cage hoisting tool according to claim 5, characterized in that, be equipped with spacing subassembly (12) that is used for pushing up hexagon nut (11) on U-shaped board (9), spacing subassembly (12) is including establishing fixed plate (13) on U-shaped board (9), be equipped with second threaded rod (14) on fixed plate (13), the tip of second threaded rod (14) is equipped with the spacing tight board (15) of pushing up with hexagon nut (11) assorted.