Lifting frame capable of being assembled on site and convenient to transfer

Abstract

The utility model discloses a hoisting frame assembled on site and convenient to transfer. The hoisting frame comprises a bottom layer section, a standard section, an adjusting section and a top layer section which are sequentially arranged from bottom to top. The bottom layer section is composed of three bottom layer sections located on the same horizontal plane, and the three bottom layer sections are arranged at intervals to form a regular triangle structure. The standard section is formed by sequentially stacking a plurality of standard sections on a bottom layer section, and each standard section comprises a standard frame, a first operation platform and a first crawling ladder, wherein the first operation platform and the first crawling ladder are arranged in the standard frame; the adjusting section is composed of three adjusting sections on the same horizontal plane. Each adjusting section comprises an adjusting frame, a second operation platform and a second ladder stand, wherein the second operation platform and the second ladder stand are arranged in the adjusting frame. The top layer section is composed of three top layer sections; and horizontal connection trusses for fixing standard knots and top-layer knots in the same horizontal plane are respectively arranged at different heights of the lifting frame. The effect of enhancing the stability and the bearing capacity of the lifting frame is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure construction, and more specifically, to a lifting frame which can be assembled on site and is easy to turn around. Background Art

[0002] In the field of steel structure construction, lifting construction technology is often used, and in lifting construction technology, a lifting frame is often used as a vertical load-bearing structure. The lifting method is a construction method in which the lifter is fixed on a load-bearing structure located at a high place, and the object (or component, structure) below is gradually lifted to a certain height for installation. However, with the continuous breakthrough of structural span and height, the weight of lifting is getting heavier and the height of lifting is getting higher. The lifting frame with conventional design can no longer meet the requirements of stability and bearing capacity, let alone the oblique lifting requirements of special construction technology. Utility Model Content

[0003] The utility model aims to provide a lifting frame which can be assembled on site and is easy to turn around, so as to solve the problems of poor stability and bearing capacity of the existing lifting frame.

[0004] The above technical objectives of the utility model are achieved through the following technical solutions: a lifting frame that is assembled on site and easy to turn around, the lifting frame includes a bottom section, a standard section, an adjustment section and a top section that are arranged in sequence from bottom to top; the bottom section is composed of three bottom sections located in the same horizontal plane, wherein two of the bottom sections are arranged side by side, and another bottom section is arranged horizontally relative to the remaining two bottom sections, and the three bottom sections are arranged in an equilateral triangle structure at intervals; the standard section is formed by stacking a number of standard sections on the bottom sections in sequence, and a single standard section includes a vertically arranged standard frame, a first operating platform and a first ladder arranged inside the standard frame; the adjustment section is composed of three adjustment sections located in the same horizontal plane, and the three adjustment sections are adapted to the standard section, and a single adjustment section includes a vertically arranged adjustment frame, a second operating platform and a second ladder arranged inside the adjustment frame; the top section is composed of three top sections for supporting a lifting system, and the lifting system can be arranged at the top of two top sections arranged in parallel; the lifting frame is provided with horizontal connection trusses for fixing the standard sections and the top sections in the same horizontal plane at different heights.

[0005] By adopting the above technical solution, the lifting frame is composed of three lattice-type frames through horizontal connecting trusses. A single lattice-type frame is composed of a bottom section, a standard section, an adjustment section and a top section. The design of the combined lifting frame is convenient for dismantling the lifting frame after the lifting and installation is completed, and several stages or components of the lifting frame can be transferred to the next project for turnover use; the design of the three lattice-type frames on the lifting frame has a high ability to resist horizontal forces, and can meet the oblique lifting requirements of special construction processes.

[0006] Preferably, the tops of the support frame, standard frame and adjustment frame are all provided with a plurality of conversion subsections, and a single conversion subsection is also fixedly provided with a connecting subsection, and the bottom section, standard section and adjustment section are fixedly connected by the connecting subsection.

[0007] By adopting the above preferred technical solution, the fixed connections between the bottom frame, standard frame, adjustment frame and top section are all connected through connecting subsections and bolt holes reserved at the bottom of the standard frame, adjustment frame and top section.

[0008] Preferably, a single bottom section is composed of two connecting beams arranged in parallel and a connecting beam arranged between the two connecting beams for connecting the two connecting beams.

[0009] By adopting the above-mentioned preferred technical solution, in the structure of the bottom section, the connecting beams and the connecting beams form a stable frame structure, which is convenient for firmly fixing the bottom section on the ground or platform, and the size of the structure can be adjusted according to the height of the lifting frame and the weight it needs to lift.

[0010] Preferably, a single standard frame is composed of a plurality of first columns, a plurality of first cross bars and a plurality of first diagonal bars, the tops of two adjacent first columns are fixedly connected by the first cross bar, and two circumferentially adjacent first columns and the first diagonal bar form an "M"-shaped connecting piece, the top of the first column is connected to the connecting section by bolts, and a bolt hole is reserved at the bottom of the first column, which is connected to the connecting section of the next layer structure.

[0011] By adopting the above preferred technical solution, in the structure of the standard frame, a stable basic structure is formed by multiple first columns, multiple first cross bars and multiple first diagonal bars, and the "M"-shaped connector improves the lateral resistance of the structure and reduces deformation.

[0012] Preferably, a single adjustment frame is composed of a plurality of second columns, a plurality of second cross bars and a plurality of second diagonal bars, the tops of two circumferentially adjacent second columns are fixedly connected by the second cross bar, a "V"-shaped connecting piece is formed between two circumferentially adjacent second columns and the second diagonal bar, the top of the second column is connected to the connecting section by bolts, and a bolt hole is reserved at the bottom of the second column, which is connected to the connecting section of the next layer structure.

[0013] By adopting the preferred technical solution described above, during the process of installing the lifting frame, when the height of the last installed standard section exceeds the height required for lifting, the standard section is replaced with an adjustment section for installation. The height of the adjustment section is only 1 / 5 to 2 / 3 of the height of the standard section, which is convenient for adjusting the lifting frame to the required height.

[0014] Preferably, a single top-level section is composed of a plurality of third columns, a plurality of third steel beams and a plurality of third diagonal braces, and bolt holes are reserved at the bottom of the third columns for connection with the connecting subsection of the next-level structure.

[0015] By adopting the above preferred technical solution, the top section is used to install the lifting system at the top of the lifting frame.

[0016] Preferably, the vertical spacing between the plurality of horizontal connection trusses is equal to the height of two standard sections.

[0017] By adopting the above-mentioned preferred technical solution, multiple horizontal connecting trusses are arranged in the vertical direction, and ear plates are arranged between the layer sections connected by the horizontal connecting trusses, and are connected to the horizontal connecting trusses by bolts. The horizontal connecting trusses can fix the lifting frame more firmly in the horizontal direction and further enhance the resistance of the lifting frame in the horizontal direction. During the installation of the lifting frame, when the last installed standard section is less than 3 standard sections, it is only necessary to add a horizontal connecting truss to the top section for fixing.

[0018] In summary, the utility model has the following beneficial effects: the lifting frame adopts a modular design, and by combining the bottom section, standard section, adjustment section and top section, it realizes factory prefabrication, on-site assembly, and standardized production of rapid installation technology, which greatly reduces the installation time of the lifting frame and meets high turnover recycling; further, the lifting frame is composed of three modularly designed lattice-type tire frames, forming a lifting frame with high stability, high load-bearing capacity and high level of resistance, which can meet the oblique lifting requirements of special construction processes. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the lifting frame in the embodiment of the utility model;

[0020] Figure 2 It is a top view of the lifting frame in the embodiment of the utility model;

[0021] Figure 3 It is a three-dimensional structural schematic diagram of the bottom section in the embodiment of the utility model;

[0022] Figure 4 It is a three-dimensional structural schematic diagram of a standard section in an embodiment of the utility model;

[0023] Figure 5 It is a three-dimensional structural schematic diagram of the adjustment section in the embodiment of the utility model;

[0024] Figure 6 It is a three-dimensional structural schematic diagram of the top layer section in the embodiment of the utility model.

[0025] In the figure:

[0026] 1. Bottom section; 11. Connection beam; 12. Connecting beam;

[0027] 2. Standard section; 21. Standard frame; 211. First column; 212. First crossbar; 213. First diagonal bar; 22. First operating platform; 23. First ladder;

[0028] 3. Adjustment section; 31. Adjustment frame; 311. Second column; 312. Second crossbar; 313. Second diagonal bar; 32. Second operating platform; 33. Second ladder;

[0029] 4. Top section; 41. Third column; 42. Steel beam; 43. Diagonal brace;

[0030] 5. Horizontal connection truss;

[0031] 6. Change the measure;

[0032] 7. Connect measures;

[0033] 8. Bolt holes;

[0034] 9. Improve the system. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the utility model.

[0036] In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features.

[0037] The following is combined with Figure 1-6 The utility model is described in further detail.

[0038] Example 1

[0039] A lifting frame that is assembled on site and easy to turn around, such as Figure 1-Figure 6As shown, the lifting frame includes a bottom section, a standard section, an adjustment section and a top section which are arranged in sequence from bottom to top; the bottom section is composed of three bottom sections 1 located in the same horizontal plane, wherein two of the bottom sections 1 are arranged side by side, and another bottom section 1 is arranged horizontally relative to the remaining two bottom sections 1, and the three bottom sections 1 are arranged at intervals to form an equilateral triangle structure, and the triangle structure is more stable; the standard section is composed of a plurality of standard sections 2 stacked in sequence on the bottom section 1, and each horizontal plane in the standard section is composed of three standard sections 2, and a single standard section 2 includes a vertically arranged standard frame 21, a first operating platform 22 and a first ladder 23 arranged inside the standard frame 21, and the first ladder 23 is obliquely arranged inside the standard frame 21, and the first ladder 23 simultaneously passes through the first operating platform 22, and the first ladder 23 ... An operating platform 22 is arranged near the upper end of the standard frame 21; the adjustment section is composed of three adjustment sections 3 located in the same horizontal plane, and the three adjustment sections 3 are adapted to the standard section 2. A single adjustment section 3 includes a vertically arranged adjustment frame 31, a second operating platform 32 and a second ladder 33 arranged inside the adjustment frame 31, the second ladder 33 is obliquely arranged inside the adjustment frame 31, and the second ladder 33 runs through the second operating platform 32, and the second operating platform 32 is arranged near the upper end of the adjustment frame 31; the top section is composed of three top sections 4 for supporting a lifting system 9, and the lifting system 9 can be arranged at the top of two top sections 4 arranged in parallel; the lifting frame is respectively provided with horizontal connecting trusses 5 at different heights for fixing the standard section 2 and the top section 4 in the same horizontal plane. The lifting frame is composed of three lattice frames through a horizontal connecting truss 5. A single lattice frame is composed of a bottom section 1, a standard section 2, an adjustment section 3 and a top section 4. The design of the combined lifting frame is convenient for dismantling the lifting frame after the lifting and installation is completed, and several stages or components of the lifting frame can be transferred to the next project for turnover use; the design of the three lattice frames on the lifting frame has a high ability to resist horizontal forces, and can meet the oblique lifting requirements of special construction processes.

[0040] The tops of the support frame, the standard frame 21 and the adjustment frame 31 are all provided with a plurality of conversion subsections 6, and a connection subsection 7 is also fixedly provided on each of the conversion subsections 6, and the bottom section, the standard section and the adjustment section are fixedly connected through the connection subsection 7. The fixed connection between the bottom frame, the standard frame 21, the adjustment frame 31 and the top section 4 is connected through the connection subsection 7 and the bolt holes 8 reserved at the bottom of the standard frame 21, the adjustment frame 31 and the top section 4. The single bottom section 1 is composed of two connecting beams arranged in parallel and a connecting beam 12 arranged between the two connecting beams for connecting the above-mentioned two connecting beams; the single standard frame 21 is composed of multiple first columns 211, multiple first cross bars 212 and multiple first diagonal bars 213. The tops of the first columns 211 are connected to the first cross bars 212 by bolts, and the "M"-shaped connecting pieces formed by the first diagonal bars 213 between two circumferentially adjacent first columns 211 are connected by bolts. The top of the first column 211 is connected to the connecting subsection 7 by bolts, and the bottom of the first column 211 is reserved with bolt holes 8, which are connected to the connecting subsection 7 of the next layer structure. The single adjustment frame 31 is composed of a second column 311, a second crossbar 312 and a second diagonal bar 313, wherein the tops of the second columns 311 are connected to the second crossbar 312 by bolts, the "V"-shaped connectors formed by the second columns 311 and the second diagonal bars 313 are connected by bolts, the tops of the second columns 311 are connected to the connecting subsection 7 by bolts, and the bottoms of the second columns 311 are reserved with bolt holes 8, which are connected to the connecting subsection 7 of the next layer of structure. The single top section 4 is composed of a third column 41, a third steel beam 42 and a third diagonal brace 43, wherein the bottoms of the third columns 41 are reserved with bolt holes 8, which are connected to the connecting subsection 7 of the next layer of structure.

[0041] In some specific schemes, the height of the standard frame 21 is 6 to 10m, the height of the adjustment frame 31 is 2 to 4m, the height of the top section 4 is 3 to 6m, and the height of the conversion subsection 6 is 0.5 to 0.8m. The conversion subsection 6 is used to dock with the corresponding bolt hole 8. The conversion subsection 6 is a hinge connecting the bottom section 1 and the standard section 2, the standard section 2 and the adjustment section 3, and the adjustment section 3 and the top section 4. It has higher requirements for its strength. The height of the conversion subsection 6 is set to be close to 1m, which can fix the lifting frame more firmly in the vertical direction. The spacing of multiple horizontal connection trusses 5 in the vertical direction is the height of two standard sections 2. A plurality of horizontal connecting trusses 5 are arranged in the vertical direction, and ear plates are arranged between the layer sections connected by the horizontal connecting trusses 5, and are connected to the horizontal connecting trusses 5 by bolts. The horizontal connecting trusses 5 can fix the lifting frame more firmly in the horizontal direction, and further enhance the resistance of the lifting frame in the horizontal direction. During the installation of the lifting frame, when the last installed standard section 2 is less than three standard sections 2, it is only necessary to add a horizontal connecting truss 5 to the top section 4 for fixing.

[0042] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A lifting frame that can be assembled on site and is easy to turn around, characterized in that: The lifting frame comprises a bottom section, a standard section, an adjustment section and a top section arranged in sequence from bottom to top; The bottom layer segment is composed of three bottom layers (1) located on the same horizontal plane, wherein two of the bottom layers (1) are arranged side by side, and another bottom layer (1) is arranged transversely relative to the other two bottom layers (1), and the three bottom layers (1) are arranged at intervals to form an equilateral triangle structure; The standard section is formed by stacking a plurality of standard sections (2) in sequence on the bottom section (1), wherein a single standard section (2) comprises a vertically arranged standard frame (21), a first operating platform (22) and a first ladder (23) arranged inside the standard frame (21); The adjustment section is composed of three adjustment sections (3) located on the same horizontal plane, the three adjustment sections (3) are adapted to the standard section (2), and a single adjustment section (3) comprises a vertically arranged adjustment frame (31), a second operating platform (32) and a second ladder (33) arranged inside the adjustment frame (31); The top section is composed of three top sections (4) for supporting a lifting system (9), and the lifting system (9) can be arranged on the top of two top sections (4) arranged in parallel; The lifting frame is provided with horizontal connection trusses (5) at different heights for fixing the standard section (2) and the top section (4) in the same horizontal plane.

2. A lifting frame that can be assembled on site and is easy to turn around according to claim 1, characterized in that: The top ends of the top section (4), the standard frame (21) and the adjustment frame (31) are all provided with conversion subsections (6), and a connection subsection (7) is fixedly provided on each of the conversion subsections (6), and the bottom section, the standard section and the adjustment section are fixedly connected via the connection subsections (7).

3. A lifting frame that can be assembled on site and is easy to turn around according to claim 2, characterized in that: The single bottom section (1) is composed of two connecting beams arranged in parallel and a connecting beam (12) arranged between the two connecting beams for connecting the two connecting beams.

4. The on-site assembled and easy-to-turnaround lifting frame according to claim 2 is characterized in that: A single standard frame (21) is composed of a plurality of first columns (211), a plurality of first cross bars (212) and a plurality of first oblique bars (213); the tops of two adjacent first columns (211) are fixedly connected via the first cross bars (212); two circumferentially adjacent first columns (211) and the first oblique bars (213) form an "M"-shaped connecting piece; the top of the first column (211) is connected to the connecting subsection (7) via bolts; a bolt hole (8) is reserved at the bottom of the first column (211) for connecting to the connecting subsection (7) of the next layer of structure.

5. The on-site assembled and easy-to-turnaround lifting frame according to claim 2 is characterized in that: A single adjustment frame (31) is composed of a plurality of second columns (311), a plurality of second cross bars (312) and a plurality of second oblique bars (313); the tops of two circumferentially adjacent second columns (311) are fixedly connected via the second cross bars (312); a "V"-shaped connecting piece is formed between two circumferentially adjacent second columns (311) and the second oblique bars (313); the tops of the second columns (311) are connected to the connecting subsection (7) via bolts; a bolt hole (8) is reserved at the bottom of the second columns (311) for connecting to the connecting subsection (7) of the next layer of structure.

6. The on-site assembled and easy-to-turnaround lifting frame according to claim 2 is characterized in that: A single top-level section (4) is composed of a plurality of third columns (41), a plurality of third steel beams (42) and a plurality of third diagonal braces (43). Bolt holes (8) are reserved at the bottom of the third columns (41) and are connected to the connection subsection (7) of the next layer structure.

7. The on-site assembled and easy-to-turnaround lifting frame according to claim 1 is characterized in that: The vertical spacing between the plurality of horizontal connection trusses (5) is equal to the height of two standard sections (2).

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