Reinforcing steel bar hoisting device

Abstract

The utility model belongs to the technical field of reinforcing steel bar hoisting construction, and discloses a reinforcing steel bar hoisting device which comprises a hoisting main beam and a plurality of hoisting rods, and the plurality of hoisting rods are arranged at intervals and detachably arranged on the hoisting main beam. Wherein the hoisting main beam is configured to be connected with ascending hoisting equipment, a limiting cavity extending in the vertical direction is formed in the hoisting rod, and one end of a to-be-hoisted reinforcing steel bar extends into the limiting cavity; and a plurality of limiting pieces are arranged on the side wall of the limiting cavity in the circumferential direction at intervals, and each limiting piece is arranged on the side wall of the limiting cavity in a penetrating mode in a position-adjustable mode so as to abut against the reinforcing steel bars and fix the reinforcing steel bars in the limiting cavity, so that the stability of the reinforcing steel bars in the hoisting process is ensured. The device can be suitable for hoisting reinforcing steel bars with various diameters, is high in universality and simple in structure, and can effectively reduce the construction cost.

Description

Technical Field

[0001] The utility model relates to the technical field of steel bar hoisting construction, in particular to a steel bar hoisting device. Background Art

[0002] With the continuous development of infrastructure, the main structure of the building is constantly increasing, making the diameter of the steel bars in the main structure of the building larger and larger. During the construction process, large diameter steel bars need to be hoisted.

[0003] Traditional construction methods use manual installation. When it comes to large-diameter steel bars, the heavy weight of the steel bars leads to a long construction period and increased operational risks. The steel bar hoist disclosed in the prior art sets a positioning plate and a positioning sleeve under the I-beam to limit the steel bars and ensure the stability of the steel bars during the hoisting process. However, for the hoisting of steel bars of different diameters, it is necessary to replace the positioning sleeves of corresponding sizes, which has poor versatility. In addition, the structure of the hoist is complex, which is not conducive to the control of construction costs. Utility Model Content

[0004] The utility model aims to provide a steel bar hoisting device, which can be suitable for hoisting steel bars of different diameters and has good versatility. At the same time, the device has a simple structure and is conducive to reducing construction costs.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] Provided is a steel bar hoisting device, comprising a hoisting main beam and a plurality of hoisting rods, wherein the plurality of hoisting rods are arranged at intervals and are detachably arranged on the hoisting main beam;

[0007] The hoisting main beam is configured to be connected to the upward hoisting equipment, and each of the hoisting rods is provided with a limit cavity extending vertically, and one end of the steel bar to be hoisted extends into the limit cavity; a plurality of limit members are arranged on the side wall of the limit cavity at circumferential intervals, and each of the limit members is adjustable in position and penetrates the side wall of the limit cavity to press against the steel bar.

[0008] As an optional solution for the steel bar lifting device, a plurality of through holes are opened on the side wall of the limiting cavity, a plurality of fixing nuts are fixed on the outer wall of the lifting rod, the plurality of fixing nuts are coaxially arranged with the plurality of through holes in a one-to-one correspondence, a thread is arranged on the outer periphery of each of the limiting members, and the plurality of limiting members are threadedly screwed into the plurality of fixing nuts in a one-to-one correspondence.

[0009] As an optional solution for the steel bar lifting device, a plurality of threaded holes are provided on the side wall of the limiting cavity, a thread is provided on the outer circumference of each limiting member, and the plurality of limiting members are screwed into the plurality of threaded holes one by one.

[0010] As an optional solution for the steel bar lifting device, an anti-slip structure is provided at one end of the limiting member facing the steel bar, and the steel bar is pressed against the anti-slip structure.

[0011] As an optional solution for the steel bar lifting device, it also includes a connecting piece;

[0012] A first connecting hole is provided on the hoisting main beam, a second connecting hole is provided on the hoisting rod, and the connecting member passes through the first connecting hole and the second connecting hole in sequence.

[0013] As an optional solution for the steel bar lifting device, a plurality of lifting ears are provided on the lifting main beam for connecting with the upward lifting equipment.

[0014] As an optional solution for the steel bar lifting device, the lifting main beam is a double-jointed channel steel.

[0015] As an optional solution for the steel bar lifting device, a plurality of the limiting members are arranged at intervals along the vertical direction.

[0016] As an optional solution for the steel bar lifting device, an operating portion is provided at one end of the limiting member away from the steel bar.

[0017] As an optional solution for the steel bar lifting device, an arc-shaped groove is provided at one end of the limiting member facing the steel bar, and the steel bar is pressed tightly into the arc-shaped groove.

[0018] Beneficial effects of the utility model:

[0019] The utility model provides a steel bar hoisting device, including a hoisting main beam and a plurality of hoisting rods, wherein the plurality of hoisting rods are arranged at intervals and are detachably arranged on the hoisting main beam. The hoisting main beam is configured to be connected to an upward hoisting device, and a limiting cavity extending vertically is arranged on the hoisting rod, and one end of the steel bar to be hoisted extends into the limiting cavity; a plurality of limiting members are arranged at intervals along the circumference on the side wall of the limiting cavity, and each limiting member is adjustable in position and penetrated on the side wall of the limiting cavity to press against the steel bar, fix the steel bar in the limiting cavity, and ensure the stability of the steel bar during the hoisting process. The device can be applied to the hoisting of steel bars of various diameters, has high versatility, and has a simple structure, which can effectively reduce construction costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is an overall schematic diagram of the steel bar hoisting device provided by the specific implementation mode of the utility model;

[0021] Figure 2 It is a structural schematic diagram of a hanging rod provided by a specific implementation method of the utility model.

[0022] In the figure:

[0023] 100. Steel bars;

[0024] 1. Lifting the main beam; 11. Lifting lugs;

[0025] 2. Lifting rod; 20. Limiting cavity; 21. Limiting piece; 22. Fixing nut;

[0026] 3. Connectors. DETAILED DESCRIPTION

[0027] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0028] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0030] In the description of this embodiment, the terms "upper", "lower", "right", etc., are based on the directions or positions shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0031] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0032] like Figure 1As shown, this embodiment provides a steel bar hoisting device, including a hoisting main beam 1 and a plurality of hoisting rods 2, wherein the plurality of hoisting rods 2 are arranged at intervals and are detachably arranged on the hoisting main beam 1. The hoisting main beam 1 is configured to be connected to an upward hoisting device, and each hoisting rod 2 is provided with a limiting cavity 20 extending vertically, and one end of the steel bar 100 to be hoisted extends into the limiting cavity 20; a plurality of limiting members 21 are arranged at intervals along the circumference on the side wall of the limiting cavity 20, and each limiting member 21 is adjustable in position and penetrates the side wall of the limiting cavity 20 to press against the steel bar 100, fix the steel bar 100 in the limiting cavity 20, and ensure the stability of the steel bar 100 during the hoisting process. The device can be applied to the hoisting of steel bars 100 of various diameters, has high versatility, and has a simple structure, which can effectively reduce construction costs.

[0033] Optionally, combined Figure 2 In this embodiment, a plurality of through holes are opened on the side wall of the limiting cavity 20, and a plurality of fixing nuts 22 are fixedly provided on the outer wall of the lifting rod 2. The plurality of fixing nuts 22 are coaxially arranged correspondingly to the plurality of through holes. A thread is arranged on the outer periphery of each limiting member 21, and the plurality of limiting members 21 are screwed into the plurality of fixing nuts 22 correspondingly, so that the position of the limiting member 21 can be adjusted and passed through the side wall of the limiting cavity 20, so as to press the steel bar 100 tightly into the limiting cavity 20.

[0034] Optionally, in other embodiments, a plurality of threaded holes are opened on the side wall of the limiting cavity 20, and a thread is provided on the outer periphery of each limiting member 21, and the plurality of limiting members 21 are screwed into the plurality of threaded holes one by one to tighten the steel bar 100 in the limiting cavity 20.

[0035] Optionally, a plurality of limiting members 21 are arranged at intervals along the vertical direction to further improve the stability of the steel bar 100 fixed in the limiting cavity 20 and ensure the safety of the construction operation.

[0036] Optionally, an anti-skid structure is provided at one end of the stopper 21 facing the steel bar 100, and the steel bar 100 is pressed against the anti-skid structure. The anti-skid structure is an anti-skid pad, such as a rubber pad, or the anti-skid structure is an anti-skid protrusion, which can be a dot-shaped protrusion or a pattern protrusion of any shape, and its function is to increase the contact friction between the stopper 21 and the steel bar 100 to prevent the steel bar 100 from moving. The specific form is referred to the prior art, and is not specifically limited in this embodiment, as long as it can play a role in increasing friction.

[0037] Optionally, an operating portion is provided at one end of the limiting member 21 away from the steel bar 100 to facilitate operation by construction workers and improve construction efficiency.

[0038] Optionally, an arc groove is provided at one end of the stopper 21 facing the steel bar 100, and the steel bar 100 is pressed against the arc groove. The above arrangement can improve the fit between the stopper 21 and the surface of the steel bar 100, and ensure the stability of the fixation of the steel bar 100. In addition, the above anti-slip structure can also be provided on the inner wall of the arc groove to further enhance the stability of the fixation of the steel bar 100.

[0039] Alternatively, if Figure 1 As shown, the device further includes a connecting member 3. A first connecting hole is provided on the hoisting main beam 1, a second connecting hole is provided on the hoisting rod 2, and the connecting member 3 passes through the first connecting hole and the second connecting hole in sequence to realize a detachable connection between the hoisting rod 2 and the hoisting main beam 1.

[0040] Exemplarily, the first connecting hole is a threaded hole, the second connecting hole is a through hole, and the connecting member 3 is a bolt commonly used in the art.

[0041] Specifically, in the present embodiment, the hoisting main beam 1 is provided with five first connection holes spaced apart along its extension direction; in other embodiments, the number and spacing distance of the first connection holes can be set as required and are not specifically limited here.

[0042] Optionally, continue to refer to Figure 1 , a plurality of lifting lugs 11 are provided on the lifting main beam 1 for connecting with the upward lifting equipment. Specifically, in this embodiment, two lifting lugs 11 are provided, and each lifting lug 11 is provided with a lifting hole for easy connection with the upward lifting equipment; in other embodiments, the number of lifting lugs 11 can be set as needed, and is not specifically limited here.

[0043] Optionally, in this embodiment, the lifting main beam 1 is a double-jointed channel steel, which is easy to obtain and can improve the overall rigidity and stability of the device, increase the bearing capacity and seismic resistance; and can effectively reduce the dead weight of the device and reduce construction costs.

[0044] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, various obvious changes, readjustments and substitutions can be made without departing from the scope of protection of the present invention. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. A steel bar lifting device, characterized in that: It comprises a hoisting main beam (1) and a plurality of hoisting rods (2), wherein the plurality of hoisting rods (2) are arranged at intervals and are detachably arranged on the hoisting main beam (1); The hoisting main beam (1) is configured to be connected to an upward hoisting device, and each of the hoisting rods (2) is provided with a limiting cavity (20) extending in the vertical direction, and one end of the steel bar (100) to be hoisted extends into the limiting cavity (20); a plurality of limiting members (21) are provided on the side wall of the limiting cavity (20) at intervals in the circumferential direction, and each of the limiting members (21) is arranged on the side wall of the limiting cavity (20) in an adjustable manner so as to be pressed against the steel bar (100).

2. The steel bar hoisting device according to claim 1, characterized in that: A plurality of through holes are provided on the side wall of the limiting cavity (20), a plurality of fixing nuts (22) are fixedly provided on the outer wall of the lifting rod (2), the plurality of fixing nuts (22) are coaxially arranged with the plurality of through holes in a one-to-one correspondence, a thread is provided on the outer periphery of each of the limiting members (21), and the plurality of limiting members (21) are screwed in the plurality of fixing nuts (22) in a one-to-one correspondence.

3. The steel bar hoisting device according to claim 1, characterized in that: A plurality of threaded holes are provided on the side wall of the limiting cavity (20), a thread is provided on the outer circumference of each limiting member (21), and the plurality of limiting members (21) are screwed into the plurality of threaded holes in a one-to-one correspondence.

4. The steel bar hoisting device according to claim 1, characterized in that: An anti-slip structure is provided at one end of the limiting member (21) facing the steel bar (100), and the steel bar (100) is pressed against the anti-slip structure.

5. The steel bar hoisting device according to any one of claims 1 to 4, characterized in that: Also includes a connecting piece (3); The hoisting main beam (1) is provided with a first connection hole, the hoisting rod (2) is provided with a second connection hole, and the connecting member (3) passes through the first connection hole and the second connection hole in sequence.

6. The steel bar hoisting device according to any one of claims 1 to 4, characterized in that: The hoisting main beam (1) is provided with a plurality of lifting ears (11) for connecting with the upward hoisting equipment.

7. The steel bar hoisting device according to any one of claims 1 to 4, characterized in that: The hoisting main beam (1) is a double-jointed channel steel.

8. The steel bar hoisting device according to any one of claims 1 to 4, characterized in that: A plurality of the limiting members (21) are arranged at intervals along the vertical direction.

9. The steel bar hoisting device according to any one of claims 1 to 4, characterized in that: An operating portion is provided at one end of the limiting member (21) away from the steel bar (100).

10. The steel bar hoisting device according to any one of claims 1 to 4, characterized in that: An arc-shaped groove is provided at one end of the limiting member (21) facing the steel bar (100), and the steel bar (100) is tightly pressed into the arc-shaped groove.

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