CN218988546U - Hoisting strengthening device for variable cross-section reinforcement cage - Google Patents

Hoisting strengthening device for variable cross-section reinforcement cage Download PDF

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Publication number
CN218988546U
CN218988546U CN202320178032.5U CN202320178032U CN218988546U CN 218988546 U CN218988546 U CN 218988546U CN 202320178032 U CN202320178032 U CN 202320178032U CN 218988546 U CN218988546 U CN 218988546U
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China
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reinforcement cage
steel
steel reinforcement
variable cross
hoisting
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温东昌
曾柯林
曹伟
贾玉超
姚艳
王志楠
胡吉双
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Road and Bridge International Co Ltd
Road and Bridge South China Engineering Co Ltd
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Road and Bridge International Co Ltd
Road and Bridge South China Engineering Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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    • Y02E10/72Wind turbines with rotation axis in wind direction

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Abstract

The hoisting strengthening device for the variable-section steel reinforcement cage comprises a strengthening ring fixed in the main reinforcement of the steel reinforcement cage, a supporting frame fixed at the top opening and the bottom opening of the steel reinforcement cage and round steel lifting lugs fixed at the top opening of the steel reinforcement cage; at least one reinforcing ring is arranged along the axial direction of the reinforcement cage. This application adopts the equidistance mode to install the strengthening ring, at steel reinforcement cage internally mounted support frame and set up round steel lug at steel reinforcement cage body top mouth, has effectively improved holistic stability and the overall structure rigidity of variable cross section steel reinforcement cage, has improved the steel reinforcement cage body and has resisted lateral effort or tensile ability at hoist and mount in-process, effectively prevents to appear warping or the condition such as structure breaks away from at hoist and mount in-process.

Description

Hoisting strengthening device for variable cross-section reinforcement cage
Technical Field
The utility model relates to the field of concrete reinforcement cage structures, in particular to a variable cross-section reinforcement cage hoisting strengthening device.
Background
In the construction process of large reinforced concrete piles and columns, the weight of the reinforcement cage is heavier and can reach tens tons or even hundreds tons; at this time, in the hoisting process of the reinforcement cage, the bearing capacity requirement of the hoisting point position is higher, if no corresponding reinforcing measures are taken, the local structure deformation of the hoisting point position in the hoisting process of the reinforcement cage is easy to cause, and then the reinforcement cage is damaged, even the reinforcement cage cannot be continuously used, and the reinforcement cage needs to be manufactured again or repaired again, so that the construction period is influenced, and the resource waste and the cost are increased.
The conventional variable cross-section steel reinforcement cage is easy to locally deform during integral prefabrication and hoisting, so that the butt joint difficulty between the sections is high, or the qualification rate of the steel reinforcement protection layer is greatly affected, and the qualification rate of the steel reinforcement protection layer is particularly important in the current high-quality development and offshore areas requiring durable construction.
Disclosure of Invention
The utility model aims to provide a variable cross-section steel reinforcement cage hoisting strengthening device which has the effect of preventing deformation during hoisting of a variable cross-section pier body steel reinforcement cage.
In order to achieve the above object, the present utility model provides the following technical solutions:
variable cross-section steel reinforcement cage hoist and mount reinforcing apparatus is applicable to variable cross-section's steel reinforcement cage, its characterized in that: the steel reinforcement cage comprises a reinforcing ring fixed in the main reinforcement of the steel reinforcement cage, a supporting frame fixed at the top opening and the bottom opening of the steel reinforcement cage and round steel lifting lugs fixed at the top opening of the steel reinforcement cage; at least one reinforcing ring is arranged along the axial direction of the reinforcement cage.
Through the scheme, the reinforcing ring is fixed on the inner side of the outer layer main rib of the reinforcement cage.
Further set up: if the reinforcement cage further comprises an inner layer main reinforcement, the reinforcing ring is fixed between the outer layer main reinforcement and the inner layer main reinforcement.
Through the scheme, the reinforcing ring is welded with the main reinforcement of the reinforcement cage.
Further set up: when more than two reinforcing rings are arranged, the distance between two adjacent reinforcing rings is 1.5-2 m.
Through the scheme, when more than two reinforcing rings are arranged, the fixed positions of the reinforcing rings are average division points of the height of the reinforcement cage.
Further set up: the short diameter direction of the cross section of the reinforcement cage is longitudinal, and the long diameter direction is transverse; the support frame comprises transverse steel, longitudinal steel and reinforcing steel, and is arranged in the reinforcement cage along the short diameter direction; the two transverse steels extend along the long diameter direction, the two longitudinal steels are vertically arranged in the short diameter direction of the reinforcement cage for extension, the transverse steels are orthogonally connected with the longitudinal steels, and the reinforcement steels are obliquely connected with the adjacent transverse steels and the longitudinal steels.
Through the scheme, the round steel lifting lugs are axially arranged along the steel reinforcement cage, and at least two round steel lifting lugs are symmetrically arranged at the top openings of the two ends of the short diameter of the steel reinforcement cage; the round steel lifting lug is arranged between the inner layer main rib and the outer layer main rib and is welded with the inner layer main rib and the outer layer main rib.
Further set up: the number of the round steel lifting lugs is 4, and the welding length of each round steel lifting lug and the main rib is 20-30 cm.
Compared with the prior art, the scheme of the utility model has the following advantages:
1. according to the utility model, the circumferential reinforcing rings are arranged between the inner steel reinforcement cage and the outer steel reinforcement cage to reinforce the steel reinforcement cage body, so that the connection between the inner steel reinforcement cage and the outer steel reinforcement cage is reinforced, the bearing capacity and the rigidity of the steel reinforcement cage body are integrally improved, and the deformation in the hoisting process is effectively prevented.
2. According to the utility model, the support frame is arranged in the reinforcement cage body, so that the situation that the reinforcement cage is locally deformed in the hoisting process is effectively avoided.
3. According to the utility model, the round steel lifting lugs are arranged at the top end of the steel reinforcement cage to provide an impetus for lifting, and meanwhile, the round steel lifting lugs are symmetrically arranged, so that the situation that the steel reinforcement cage is deformed due to uneven stress in the lifting process is effectively prevented.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:
FIG. 1 is an expanded plan view of the present utility model;
fig. 2 is a top view of the present utility model.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
As shown in fig. 1, the utility model provides a variable cross-section steel reinforcement cage hoisting strengthening device, which is suitable for a variable cross-section steel reinforcement cage, and comprises a strengthening ring fixed in a main reinforcement of the steel reinforcement cage, a supporting frame fixed at a top opening and a bottom opening of the steel reinforcement cage and round steel lifting lugs fixed at the top opening of the steel reinforcement cage; at least one reinforcing ring is arranged along the axial direction of the reinforcement cage.
Wherein terms indicating orientation such as top, upper or lower shown in the present utility model are used for convenience of description of the relative positional relationship adopted, and can be specifically confirmed in combination with the positional relationship shown in the corresponding drawings. For example, the "top end of the reinforcement cage body" refers to the corresponding portion of the upper end of the reinforcement cage body when actually in the positional relationship shown in fig. 1.
In one embodiment, when two or more reinforcing rings 2 are provided, the distance between two adjacent reinforcing rings 2 is 1.5m to 2m. If the height of the reinforcement cage is 6m, the reinforcing ring 2 is respectively positioned at 1.5m, 3m and 4.5 m; the reinforcing rings 2 may be provided at 2m and 4 m. The mode of equidistantly installing the reinforcing rings 2 is adopted, so that the bearing capacity of each part of the reinforcement cage is effectively enhanced, the force born by the load of the reinforcement cage during hoisting is effectively distributed, and the situation that the reinforcement cage is deformed due to uneven stress in the hoisting or using process is prevented; the reinforcing ring 2 is welded and fixed between the inner layer reinforcement cage and the outer layer reinforcement cage, and simultaneously the outer layer main reinforcement and the inner layer main reinforcement are welded, so that the degree of combination between each structure of the reinforcement cage body is effectively improved, the structural strength is improved, and the condition that the structure is separated in the hoisting process is prevented.
In one embodiment, the fixed position of the reinforcing ring 2 is an average division point of the height of the steel gabion. The reinforcement rings 2 are arranged at different positions of the steel reinforcement cage in a surrounding mode to strengthen the reinforcement cage, so that the stability of the reinforcement cage body can be integrally improved, the structural rigidity can be effectively enhanced, and the purpose of preventing structural deformation is achieved.
In order to further improve the structural strength of the reinforcement cage body, as shown in fig. 1 and 2, the support frame 3 is further provided in the utility model, and is composed of longitudinal steel 31, transverse steel 32 and reinforcing steel 33, and is arranged in the reinforcement cage body along the short diameter direction, wherein two transverse steels 33 are transversely arranged at two ends of the reinforcement cage with the short diameter and welded and fixed with the inner reinforcement cage, two longitudinal steels 31 are vertically arranged at two ends of the reinforcement cage with the short diameter and welded and fixed with the inner reinforcement cage, a quadrangle is formed in the reinforcement cage, the reinforcing steel 33 is obliquely arranged at four corners of the quadrangle, and two ends are respectively welded and fixed with the longitudinal steel 31 and the transverse steel 32, so that the stability of the support frame is effectively improved. The support frame connects the structures at two ends of the reinforcement cage from the inside, so that the stability and the strength of the whole structure of the reinforcement cage are effectively improved; the support frame is arranged in the short diameter direction of the reinforcement cage, so that the reinforcement cage can play a role in resisting transverse wind force or tensile force in the hoisting process, and the transverse installation and the longitudinal installation of the channel steel are connected with each other, a closed and stable structure is formed in the reinforcement cage, the effect of bearing transverse acting force or tensile force is realized for the whole cage body structure, and the integral deformation resistance effect of the refreshing reinforcement collar body is realized; the transverse steel 32 and the longitudinal steel 31 are fixedly connected through the reinforced steel 33, so that the whole support frame is firmer, and the support frame is ensured to play a role to the greatest extent.
The method for installing the annular reinforcing rings 2 at equal intervals effectively improves the overall stability and the overall structural rigidity of the variable-section steel reinforcement cage, and effectively prevents deformation or structural detachment and other conditions in the hoisting process; the supporting frame 3 is arranged in the reinforcement cage, so that the capability of resisting transverse acting force or tensile force of the reinforcement cage body in the hoisting process is effectively improved, and the overall connection strength of the cage body structure is effectively ensured; by arranging the round steel lifting lug 1 at the top end of the reinforcement cage body, a stable lifting point is provided for the reinforcement cage. The utility model effectively avoids the deformation of the variable cross-section steel reinforcement cage in the hoisting process, thereby improving the qualification rate of the steel reinforcement protection layer, or avoiding the conditions of large connection difficulty of main reinforcements among sections, and the like, and can effectively improve the construction efficiency while ensuring the engineering quality.
The foregoing is only a partial embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims (9)

1. Variable cross-section steel reinforcement cage hoist and mount reinforcing apparatus is applicable to variable cross-section's steel reinforcement cage, its characterized in that: the steel reinforcement cage comprises a reinforcing ring fixed in the main reinforcement of the steel reinforcement cage, a supporting frame fixed at the top opening and the bottom opening of the steel reinforcement cage and round steel lifting lugs fixed at the top opening of the steel reinforcement cage; at least one reinforcing ring is arranged along the axial direction of the reinforcement cage.
2. The variable cross-section reinforcement cage lifting strengthening device of claim 1, wherein the strengthening ring is fixed to the inner side of the outer layer main reinforcement of the reinforcement cage.
3. The variable cross-section reinforcement cage hoisting reinforcing apparatus as claimed in claim 2, wherein if the reinforcement cage further comprises an inner layer main rib, the reinforcing ring is fixed between the outer layer main rib and the inner layer main rib.
4. The variable cross-section steel reinforcement cage hoisting strengthening device according to claim 1, wherein the strengthening ring is welded with the main reinforcement of the steel reinforcement cage.
5. The hoisting strengthening device for the variable cross-section steel reinforcement cage according to claim 1, wherein when more than two strengthening rings are arranged, the distance between two adjacent strengthening rings is 1.5-2 m.
6. The variable cross-section steel reinforcement cage hoisting strengthening device according to claim 1, wherein when more than two strengthening rings are arranged, the fixing positions of the strengthening rings are average division points of the height of the steel reinforcement cage.
7. The variable cross-section steel reinforcement cage hoisting strengthening device according to claim 1, wherein the short diameter direction of the cross section of the steel reinforcement cage is longitudinal, and the long diameter direction is transverse; the support frame comprises transverse steel, longitudinal steel and reinforcing steel, and is arranged in the reinforcement cage along the short diameter direction; wherein two transverse steels extend along the long diameter direction, and two longitudinal steels are vertically arranged in the short diameter direction of the reinforcement cage for extension; the transverse steel is orthogonally connected with the longitudinal steel, wherein the reinforcing steel obliquely connects adjacent transverse steel with the longitudinal steel.
8. The hoisting strengthening device for the variable cross-section steel reinforcement cage according to claim 1, wherein the round steel lifting lugs are axially arranged along the steel reinforcement cage, and at least two round steel lifting lugs are symmetrically arranged at top openings at two ends of the short diameter of the steel reinforcement cage; the round steel lifting lug is arranged between the inner layer main rib and the outer layer main rib and is welded with the inner layer main rib and the outer layer main rib.
9. The variable cross-section steel reinforcement cage hoisting strengthening device according to claim 1, wherein the number of the round steel lifting lugs is 4, and the welding length of each round steel lifting lug and the main rib is 20-30 cm.
CN202320178032.5U 2023-01-17 2023-01-17 Hoisting strengthening device for variable cross-section reinforcement cage Active CN218988546U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320178032.5U CN218988546U (en) 2023-01-17 2023-01-17 Hoisting strengthening device for variable cross-section reinforcement cage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320178032.5U CN218988546U (en) 2023-01-17 2023-01-17 Hoisting strengthening device for variable cross-section reinforcement cage

Publications (1)

Publication Number Publication Date
CN218988546U true CN218988546U (en) 2023-05-09

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ID=86192771

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320178032.5U Active CN218988546U (en) 2023-01-17 2023-01-17 Hoisting strengthening device for variable cross-section reinforcement cage

Country Status (1)

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CN (1) CN218988546U (en)

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