Heavy object lifting device

Abstract

The utility model provides a heavy object hoisting device, which relates to the technical field of hoisting equipment and adopts the technical scheme that the heavy object hoisting device comprises a hoisting beam, a vertical beam is arranged at one end of the hoisting beam, the vertical beam downwards extends out of the hoisting beam, the upper part of the vertical beam is fixedly connected with the hoisting beam, the lower part of the vertical beam is connected with a folding arm beam, and the folding arm beam protrudes towards one end far away from the hoisting beam; and an object lifting beam is arranged at the protruding part. The lifting device has the advantages that the problems that the lifting height of workpiece equipment is insufficient and the lifting space is limited are effectively solved, and the lifting range is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting equipment, in particular to a heavy object lifting device. Background Art

[0002] Lifting equipment operation is an indispensable and important tool in the field of engineering machinery. It is mainly used in the working conditions of vertical or vertical and horizontal movement of lifting objects. It is widely used in workshop production, construction sites, mine handling and other industries, greatly improving the equipment transportation efficiency and operation safety. Lifting equipment usually has a large size and weight to meet the handling needs of different occasions. Due to the complex structure of lifting equipment and the operation involving multiple mechanisms and systems, professional operators are required to operate and maintain it.

[0003] However, due to the different functions and applicable scopes of different types of lifting equipment, under some special working conditions in the lifting field of construction machinery (equipment lifting height, lifting space operability, equipment lifting capacity, etc.), ordinary lifting equipment such as bridge cranes, tower cranes, bucket elevators, etc. may interfere with the steel beams of the equipment plant during use, and even have problems of crooked pulling and slanting during the lifting process, which does not comply with safety regulations and poses serious safety hazards to lifting operations. Utility Model Content

[0004] The utility model aims to propose and design a heavy object lifting device to solve the problems of insufficient lifting height of workpiece equipment and limited equipment lifting space in the prior art.

[0005] The technical solution adopted by the utility model to solve the above technical problems is: a heavy object lifting device, including a lifting beam, a vertical beam is arranged at one end of the lifting beam, the vertical beam extends downward from the lifting beam, the upper part of the vertical beam is fixedly connected to the lifting beam, the lower part of the vertical beam is connected to a folding arm beam, the folding arm beam protrudes toward one end away from the lifting beam, and a lifting beam is arranged on the protruding part. By arranging the vertical beam and the folding arm beam, the main structure of the lifting device presents a zigzag shape, and an avoidance space is formed above the folding arm beam and below the lifting beam. In the workshop, the steel beam above, the equipment and objects below can be avoided to avoid interference during the lifting process, effectively avoid the problem of insufficient lifting height of the workpiece equipment and limited lifting space, and improve the scope of lifting.

[0006] Furthermore, the lifting beam is provided with a fixed lifting lug and an adjustable lifting lug, which are arranged at intervals, a lifting hole is provided on the fixed lifting lug, and a plurality of lifting holes are provided on the adjustable lifting lug. By providing the adjustable lifting lug, the lifting hole for sling lifting can be selected, and the reasonable lifting point position can be selected according to the lifting requirements, and the load of each lifting point can be distributed, so that the lifting process is smoother. Specifically, the adjustable lifting lug is provided with five lifting holes, and the five lifting holes are arranged horizontally at intervals. The positions of the lifting holes are unevenly distributed. In actual operation, the appropriate lifting hole can be selected according to the weight of different hoisted objects, and the load of each lifting point can be distributed, so that the lifting process is smoother and the applicability of the lifting device is improved.

[0007] Furthermore, two fixed lifting ears are provided and are located on both sides of the lifting beam, and the two fixed lifting ears are arranged opposite to each other, and two adjustable lifting ears are provided and are located on both sides of the lifting beam, and the two adjustable lifting ears are arranged opposite to each other. Four-point lifting is adopted to improve lifting stability.

[0008] Furthermore, a counterweight is provided at one end of the lifting beam away from the vertical beam, which can ensure the stability of the center of gravity of the hoisted object and the tooling as a whole, prevent shaking or overturning due to unstable center of gravity during the hoisting process, and thus ensure the safety of the hoisting operation.

[0009] Furthermore, two hanging beams are provided and are respectively located on both sides of the folding arm beam, and the hanging beams are perpendicular to the folding arm beam. The hanging beams symmetrical to the folding arm beam are provided, and the slings can be hung, thereby enhancing the stability of the hoisted heavy objects.

[0010] Furthermore, a plurality of lifting holes are provided on the lifting beam, and the lifting holes are arranged at intervals in a direction perpendicular to the folding arm beam. Preferably, four lifting holes are provided on the lifting beam, and the positions of the lifting holes are unevenly distributed, that is, the distances between two adjacent lifting holes are different. In actual operation, the lifting holes can be selected and used according to the different center of gravity positions of irregular-shaped workpieces and equipment. At the same time, the lifting holes can be selected according to the positions of the hanging holes on the workpiece equipment, and the span of the lifting point can be adjusted, thereby improving the application range of the lifting device.

[0011] Furthermore, the lifting beam, the vertical beam and the folding arm beam are all I-beams, and the lifting beam, the vertical beam and the folding arm beam are fixed by welding, and supporting ribs are welded and fixed inside the lifting beam and the folding arm beam, so as to enhance the structural strength of the whole lifting device.

[0012] Furthermore, an I-shaped groove is provided on the counterweight block, and the lifting beam is inserted into the I-shaped groove to enhance the tightness of the fit.

[0013] Furthermore, reinforcing ribs are provided between the folding arm beam and the vertical beam, and between the vertical beam and the lifting beam, so as to strengthen the structural strength of the entire lifting device.

[0014] It can be seen from the above technical solutions that the utility model has the following advantages:

[0015] This solution provides a heavy object lifting device. By setting a vertical beam and a folding arm beam, the main structure of the lifting device presents a zigzag shape. An avoidance space is formed above the folding arm beam and below the lifting beam. In the workshop, the steel beams above and the equipment and objects below can be avoided to avoid interference during the lifting process. The problems of insufficient lifting height of the workpiece equipment and limited lifting space can be effectively avoided, and the scope of lifting can be improved. By setting adjustable lifting ears, the lifting holes for sling lifting can be selected, and the reasonable lifting point position can be selected according to the lifting requirements, and the load of each lifting point can be distributed, making the lifting process more stable. By setting a counterweight block, the stability of the center of gravity of the hoisted object and the tooling can be ensured, and shaking or overturning caused by unstable center of gravity during the lifting process can be prevented, thereby ensuring the safety of the lifting operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the utility model, the drawings required for use in the description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a structural schematic diagram of a specific implementation method of the utility model.

[0018] Figure 2 It is a schematic diagram of the side structure of the counterweight block in a specific implementation manner of the utility model.

[0019] In the figure, 1. lifting beam, 2. vertical beam, 3. folding arm beam, 4. hanging beam, 5. fixed lifting eye, 6. adjustable lifting eye, 7. counterweight block, 8. lifting hole, 9. hanging hole, 10. supporting rib plate, 11. reinforcing rib plate. DETAILED DESCRIPTION

[0020] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical scheme in the utility model will be clearly and completely described below in conjunction with the drawings in the specific embodiments. Obviously, the embodiments described below are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in this patent, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this patent. In addition, the technical features involved in the different embodiments of the utility model described below can be combined with each other as long as they do not conflict with each other.

[0021] like Figure 1 and Figure 2As shown, this specific embodiment provides a heavy object lifting device, including a lifting beam 1, a vertical beam 2 is arranged at one end of the lifting beam 1, the vertical beam 2 extends downward from the lifting beam 1, the upper part of the vertical beam 2 is fixedly connected to the lifting beam 1, and the lower part of the vertical beam 2 is connected to a folding arm beam 3, the folding arm beam 3 protrudes toward one end away from the lifting beam 1, and a lifting beam 4 is arranged at the protruding part. By arranging the vertical beam 2 and the folding arm beam 3, the main structure of the lifting device presents a zigzag shape, and an avoidance space is formed above the folding arm beam 3 and below the lifting beam 1.

[0022] Among them, the lifting beam 1 is provided with a fixed lifting lug 5 and an adjustable lifting lug 6, which are arranged at intervals, and the fixed lifting lug 5 is provided with a lifting hole 8, and the adjustable lifting lug 6 is provided with a plurality of lifting holes 8. Specifically, the adjustable lifting lug 6 is provided with five lifting holes 8, and the five lifting holes 8 are arranged horizontally at intervals, and the positions of the lifting holes 8 are unevenly distributed. In actual operation, appropriate lifting holes 8 can be selected according to the weight of different lifting objects, and the load of each lifting point can be distributed, so that the lifting process is more stable and the applicability of the lifting device is improved. Among them, two fixed lifting lugs 5 are provided and are respectively located on both sides of the lifting beam 1, and the two fixed lifting lugs 5 are arranged opposite to each other, and two adjustable lifting lugs 6 are provided and are respectively located on both sides of the lifting beam 1, and the two adjustable lifting lugs 6 are arranged opposite to each other, and four-point lifting is adopted to improve the lifting stability.

[0023] Among them, there are two hanging beams 4, which are respectively located on both sides of the folding arm beam 3. The hanging beams 4 are perpendicular to the folding arm beam 3. The hanging beams 4 symmetrically arranged relative to the folding arm beam 3 can all hang the slings to enhance the stability of the lifted heavy objects. A plurality of hanging holes 9 are arranged on the hanging beam 4, and the hanging holes 9 are arranged at intervals in a direction perpendicular to the folding arm beam 3. Preferably, four hanging holes 9 are arranged on the hanging beam 4, and the positions of the hanging holes 9 are unevenly distributed, that is, the spacing between two adjacent hanging holes 9 is different. In actual operation, the hanging holes 9 can be selected and used according to the different center of gravity positions of irregular-shaped workpieces and equipment. At the same time, the lifting holes 8 can be selected according to the positions of the hanging holes 9 on the workpiece equipment, and the span of the lifting point can be adjusted, thereby increasing the application range of the lifting device.

[0024] Among them, the lifting beam 1, the vertical beam 2 and the folding arm beam 3 are all I-beams, and the lifting beam 1, the vertical beam 2 and the folding arm beam 3 are fixed by welding. Support ribs 10 are welded and fixed inside the lifting beam 1 and the folding arm beam 3. Reinforcing ribs 11 are arranged between the folding arm beam 3 and the vertical beam 2, and between the vertical beam 2 and the lifting beam 1, so as to strengthen the structural strength of the entire lifting device.

[0025] In addition, a counterweight block 7 is provided at one end of the lifting beam 1 away from the vertical beam 2, and an I-shaped groove is provided on the counterweight block 7. The lifting beam 1 is inserted into the I-shaped groove. By arranging the counterweight block 7 at this end, the stability of the overall center of gravity of the hoisted object and the tooling can be ensured, and shaking or overturning caused by unstable center of gravity during the lifting process can be prevented, thereby ensuring the safety of the lifting operation.

[0026] The terms "upper", "lower", "outer side", "inner side" and the like (if any) in the specification and claims of the utility model and the above-mentioned drawings are used to distinguish the relative relationship in position without giving qualitative description. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the utility model described here can be implemented in an order other than those illustrated or described here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions.

[0027] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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, or it can be the internal communication of two components, it can be a wireless connection, or it can be a wired connection. For ordinary workers in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0028] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A heavy object lifting device, comprising a lifting beam, characterized in that: A vertical beam is arranged at one end of the lifting beam, and the vertical beam extends downward from the lifting beam. The upper part of the vertical beam is fixedly connected to the lifting beam, and the lower part of the vertical beam is connected to a folding arm beam, which protrudes toward one end away from the lifting beam, and a hanging beam is arranged at the protruding part.

2. The heavy object lifting device according to claim 1, characterized in that: A fixed lifting lug and an adjustable lifting lug are arranged on the lifting beam, the fixed lifting lug and the adjustable lifting lug are arranged at intervals, a lifting hole is arranged on the fixed lifting lug, and a plurality of lifting holes are arranged on the adjustable lifting lug.

3. The heavy object lifting device according to claim 2, characterized in that: Two fixed lifting ears are provided and are respectively located on both sides of the lifting beam, and the two fixed lifting ears are arranged opposite to each other. Two adjustable lifting ears are provided and are respectively located on both sides of the lifting beam, and the two adjustable lifting ears are arranged opposite to each other.

4. The heavy object lifting device according to claim 2, characterized in that: A counterweight is arranged at one end of the lifting beam away from the vertical beam.

5. The heavy object lifting device according to claim 2, characterized in that: Two object-hanging beams are provided and are respectively located on both sides of the folding arm beam, and the object-hanging beams are perpendicular to the folding arm beam.

6. The heavy object lifting device according to claim 5, characterized in that: A plurality of lifting holes are arranged on the lifting beam, and the lifting holes are arranged at intervals in a direction perpendicular to the folding arm beam.

7. The heavy object lifting device according to claim 6, characterized in that: The distances between two adjacent hanging holes are different.

8. The heavy object lifting device according to claim 1, characterized in that: The lifting beam, vertical beam and folding arm beam are all I-beams, and supporting ribs are fixed inside the lifting beam and the folding arm beam.

9. The heavy object lifting device according to claim 8, characterized in that: A counterweight block is arranged at one end of the lifting beam away from the vertical beam, an I-shaped groove is arranged on the counterweight block, and the lifting beam is inserted into the I-shaped groove.

10. The heavy object lifting device according to any one of claims 1 to 9, characterized in that: Reinforcement plates are provided between the folding arm beam and the vertical beam, and between the vertical beam and the lifting beam.

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