Small lifting device suitable for narrow area
By designing a small lifting device suitable for narrow areas, the problem that traditional car crane construction cannot be carried out in narrow sites is solved, efficient lifting operations in narrow sites are achieved, and construction costs and difficulty are reduced.
Patent Information
- Application Number
- CN202421945992.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-12
- Publication Date
- 2025-05-09
- Estimated Expiration
- 2034-08-12
AI Technical Summary
Traditional car crane construction methods cannot be effectively carried out in narrow sites, which increases the construction difficulty and cost.
A small lifting device suitable for narrow areas is designed, including a bracket body, a front U-shaped bracket, a rear U-shaped bracket, a lifting device, etc. Through the combination of these components, efficient lifting operations in a narrow field are achieved.
The device covers a small area in the horizontal direction, and can carry out efficient lifting operations in narrow fields, reducing dependence on large-scale mechanical equipment and improving construction efficiency.
Smart Images
Figure CN222846352U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of building construction, in particular to a small lifting device suitable for narrow areas. Background Art
[0002] The hoisting construction of traditional steel structure roof grid usually uses a truck crane as the main equipment. This hoisting construction not only involves the call of a large number of mechanical equipment, but also consumes a lot of manpower. In addition, the truck crane construction method requires sufficient space on the site to ensure the smooth progress of the hoisting operation. However, in the case of narrow sites, due to the size and operating radius of the truck crane, this method is often not suitable for construction, which undoubtedly increases the difficulty and cost of construction. Therefore, it is necessary to propose a small lifting device suitable for narrow areas that can be used in narrow sites. Summary of the invention
[0003] In view of the above-mentioned deficiencies in the prior art, the utility model provides a small lifting device suitable for narrow areas.
[0004] In order to achieve the above-mentioned purpose of the invention, the technical solution adopted by the utility model is: it includes a bracket main body, a parallel front U-shaped bracket and a rear U-shaped bracket are fixed on the top of the bracket main body, the front U-shaped bracket and the rear U-shaped bracket are connected by a plurality of connecting beams, the bottoms of the front U-shaped bracket and the rear U-shaped bracket are connected by two connecting bottom beams, each connecting bottom beam is connected to the bracket main body by two horizontal connecting beams and two oblique connecting beams; two lifting devices are arranged on the top of the front U-shaped bracket and the rear U-shaped bracket.
[0005] Furthermore, the front U-shaped bracket and the rear U-shaped bracket have the same structure, the front U-shaped bracket includes a first vertical bracket, a second vertical bracket and a crossbeam, and the tops of the first vertical bracket and the second vertical bracket are fixedly connected by the crossbeam.
[0006] Furthermore, a horizontal reinforcement beam is welded and fixed between the first vertical bracket and the second vertical bracket.
[0007] Furthermore, the front U-shaped bracket and the rear U-shaped bracket are both hollow structures, and the cross-sections of the front U-shaped bracket and the rear U-shaped bracket are both rectangular.
[0008] Furthermore, the bracket body is cylindrical, conical rod or polygonal column.
[0009] Furthermore, the lifting device is a winch, an electric winch or a hydraulic winch.
[0010] Furthermore, the connecting bottom beam is an I-beam.
[0011] Furthermore, the oblique connecting beam is arranged to be inclined downward.
[0012] Furthermore, a support plate is provided at the bottom of the bracket body, and the support plate is circular or rectangular.
[0013] Furthermore, the support plate is provided with a plurality of mounting holes, and the plurality of mounting holes are distributed on the sides of the support plate.
[0014] The beneficial effects of the utility model are:
[0015] The utility model occupies a small area in the horizontal direction. The lifting device can be installed in a narrow place in the construction area through the bracket body. With the help of a plurality of lifting devices arranged on the top of the bracket body, small equipment and construction materials in the construction area can be lifted. The lifting device can realize more efficient lifting operations without being restricted by the site, and can effectively avoid the frequent use of large mechanical equipment such as car cranes, thereby improving the efficiency of construction. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0017] Figure 2 It is a partial structural schematic diagram of the utility model;
[0018] The symbols of the components are as follows:
[0019] 1. Bracket body; 2. Front U-shaped bracket; 21. First vertical bracket; 22. Second vertical bracket; 23. Crossbeam; 24. Horizontal reinforcement crossbeam; 3. Rear U-shaped bracket; 4. Connecting beam; 5. Connecting bottom beam; 6. Horizontal connecting beam; 7. Oblique connecting beam; 8. Lifting device; 9. Support plate. DETAILED DESCRIPTION
[0020] The specific implementation methods of the utility model are described below to facilitate technical personnel in this technical field to understand the utility model, but it should be clear that the utility model is not limited to the scope of the specific implementation methods. For ordinary technical personnel in this technical field, as long as various changes are within the spirit and scope of the utility model defined and determined by the attached claims, these changes are obvious, and all utility model creations using the concept of the utility model are protected.
[0021] like Figure 1 As shown, the small lifting device suitable for narrow areas includes a support body 1, which is cylindrical, conical rod or polygonal column. Figure 1The support body 1 is in the shape of a conical rod. A parallel front U-shaped support 2 and a rear U-shaped support 3 are fixed on the top of the support body 1, and the front U-shaped support 2 and the rear U-shaped support 3 are connected by a plurality of connecting beams 4. The bottoms of the front U-shaped support 2 and the rear U-shaped support 3 are connected by two connecting bottom beams 5, and the bottoms of the front U-shaped support 2 and the rear U-shaped support 3 are welded and fixed to the connecting bottom beams 5, and the connecting bottom beams 5 are preferably I-beams. Each connecting bottom beam 5 is connected to the support body 1 by two horizontal connecting beams 6 and two oblique connecting beams 7, and the oblique connecting beams 7 are arranged to be tilted downward. Two lifting devices 8 are arranged on the top of the front U-shaped support 2 and the rear U-shaped support 3. The lifting device 8 drives the winding of the lifting wire rope to realize the lifting of small equipment or construction equipment. The lifting device 8 is preferably one of a winch, an electric winch or a hydraulic winch.
[0022] like Figure 2 As shown, the front U-shaped bracket 2 and the rear U-shaped bracket 3 have the same structure, the front U-shaped bracket 2 includes a first vertical bracket 21, a second vertical bracket 22 and a crossbeam 23, and the tops of the first vertical bracket 21 and the second vertical bracket 22 are fixedly connected by the crossbeam 23. There are four connecting beams 4, two of which are arranged between two crossbeams 23, one is arranged between two first vertical brackets 21, and one is arranged between two second vertical brackets 22, and the connecting beam 4 adopts a circular structure.
[0023] A horizontal reinforcement beam 24 is welded and fixed between the first vertical bracket 21 and the second vertical bracket 22. The horizontal reinforcement beam 24 is arranged in the middle of the first vertical bracket 21 and the second vertical bracket 22, and is connected by welding. The horizontal reinforcement beam 24 also adopts a circular structure. The horizontal reinforcement beam 24 can further improve the structural strength of the front U-shaped bracket 2 and the rear U-shaped bracket 3, ensuring that the small lifting device suitable for narrow areas works more stably.
[0024] In this embodiment, the front U-shaped bracket 2 and the rear U-shaped bracket 3 are both hollow structures, and the cross-sections of the front U-shaped bracket 2 and the rear U-shaped bracket 3 are both rectangular. The front U-shaped bracket 2 and the rear U-shaped bracket 3 with rectangular cross-sections are convenient for welding and assembly, and at the same time ensure better uniform force at the welding point, which is conducive to improving the connection strength.
[0025] In this embodiment, a support plate 9 is provided at the bottom of the bracket body 1. The support plate 9 is circular or rectangular. The bracket body 1 is welded and fixed to the support plate 9. By fixing the support plate 9, the bracket body 1 can be fixed at a desired position.
[0026] In this embodiment, the support plate is provided with a plurality of mounting holes, which are distributed on the sides of the support plate. The mounting holes on the support plate cooperate with expansion bolts to fix the bracket body 1 at a desired position, thereby realizing efficient lifting operation by using the lifting device, and the expansion bolts can be removed after use, which facilitates the removal of the lifting device.
[0027] Working process and principle: The small lifting device is installed in the required construction area through the support plate 9, and the support plate 9 can also be strengthened and fixed with expansion bolts. After the small lifting device is installed in the construction area, the steel wire ropes of the two lifting devices 8 on one side can be used to lift the small equipment or building materials that need to be lifted, such as ventilation equipment, venue chandeliers, etc. After the lifting operation in this area is completed, the small lifting device can be moved to the next construction area.
Claims
1. A small lifting device suitable for narrow areas, characterized in that: The invention comprises a bracket body (1), wherein a parallel front U-shaped bracket (2) and a rear U-shaped bracket (3) are fixed on the top of the bracket body (1), wherein the front U-shaped bracket (2) and the rear U-shaped bracket (3) are connected via a plurality of connecting beams (4), and the bottoms of the front U-shaped bracket (2) and the rear U-shaped bracket (3) are connected via two connecting bottom beams (5), and each connecting bottom beam (5) is connected to the bracket body (1) via two horizontal connecting beams (6) and two oblique connecting beams (7); Two lifting devices (8) are provided on the tops of the front U-shaped bracket (2) and the rear U-shaped bracket (3).
2. The small lifting device suitable for narrow areas according to claim 1, characterized in that: The front U-shaped bracket (2) and the rear U-shaped bracket (3) have the same structure. The front U-shaped bracket (2) comprises a first vertical bracket (21), a second vertical bracket (22) and a crossbeam (23). The tops of the first vertical bracket (21) and the second vertical bracket (22) are fixedly connected via the crossbeam (23).
3. The small lifting device suitable for narrow areas according to claim 2, characterized in that: A horizontal reinforcement beam (24) is welded and fixed between the first vertical bracket (21) and the second vertical bracket (22).
4. The small lifting device suitable for narrow areas according to claim 1, characterized in that: The front U-shaped bracket (2) and the rear U-shaped bracket (3) are both hollow structures, and the cross-sections of the front U-shaped bracket (2) and the rear U-shaped bracket (3) are both rectangular.
5. The small lifting device suitable for narrow areas according to claim 1, characterized in that: The support body (1) is in the shape of a cylinder, a conical rod or a polygonal column.
6. The small lifting device suitable for narrow areas according to claim 1, characterized in that: The lifting device (8) is a winch, an electric winch or a hydraulic winch.
7. The small lifting device suitable for narrow areas according to claim 1, characterized in that: The connecting bottom beam (5) is an I-beam.
8. The small lifting device suitable for narrow areas according to claim 1, characterized in that: The oblique connecting beam (7) is arranged to be inclined downward.
9. The small lifting device suitable for narrow areas according to claim 1, characterized in that: A support plate (9) is provided at the bottom of the support body (1), and the support plate (9) is circular or rectangular.
10. The small lifting device suitable for narrow areas according to claim 9, characterized in that: The support plate (9) is provided with a plurality of mounting holes, and the plurality of mounting holes are distributed on the sides of the support plate (9).