Metal structure high-altitude assembling mechanism and method

Abstract

The invention relates to a metal structure high-altitude assembling mechanism and method, and relates to the technical field of building construction, the metal structure high-altitude assembling mechanism comprises assembling lug plates, the assembling lug plates comprise two upper assembling lug plates and two lower assembling lug plates which are installed at the two ends of a metal structure, and the two upper assembling lug plates and the two lower assembling lug plates are symmetrically distributed on the two sides of the metal structure; bolt holes for fixing bolts are formed in the upper assembly lug plate and the lower assembly lug plate; the assembly connecting plate is used for connecting the upper assembly lug plate on the lower-section metal structure and the lower assembly lug plate on the upper-section metal structure, a circular assembly fixing hole is formed in the lower end of the assembly connecting plate, the assembly fixing hole is connected with a bolt hole in the upper assembly lug plate through a bolt, and a long-strip-shaped assembly adjusting hole is formed in the middle end of the assembly connecting plate. The device can be used for high-altitude assembly and rapid assembly welding of metal devices such as metal frames, pipelines and large segmentation equipment, the construction efficiency is improved, and meanwhile the assembly and assembly quality is high.

Description

Technical Field

[0001] The invention belongs to the technical field of building construction, and specifically relates to a metal structure high-altitude assembly mechanism and method. Background Art

[0002] As industrial metal structure frames, pipe galleries and other devices are arranged vertically higher and higher, in order to ensure installation, metal structures are often divided into several sections for high-altitude assembly. Vertical assembly of industrial metal structures refers to the pre-manufacturing of metal components (such as steel columns, steel beams, wind-resistant columns, steel purlins, etc.) in the factory, and then assembling them vertically at the construction site according to design requirements. This method utilizes the advantages of factory production, modular design and standardized components, which can greatly shorten the construction period and improve construction efficiency and quality. It is widely used in various large-scale buildings and structures, such as high-rise buildings, large factories, bridges, towers, etc., especially in projects that require rapid construction, high quality requirements and complex structural forms, vertical assembly has significant advantages.

[0003] As the amount of high-altitude installation projects increases, the installation quality, safety, and work efficiency are difficult to guarantee. Problems such as reduced work efficiency and increased safety risks often occur. The installation quality is not high, especially the verticality is difficult to control, and there are large amounts of misalignment and misalignment in the welds, resulting in serious quality problems that exceed the specifications.

[0004] To this end, we provide a metal structure high-altitude assembly mechanism and method to solve the above-mentioned problems. Summary of the invention

[0005] The purpose of the present invention is to provide a metal structure high-altitude assembly mechanism and method in view of the problems of the background technology.

[0006] The present invention achieves the above-mentioned purpose through the following technical solutions:

[0007] A high-altitude assembly mechanism for a metal structure includes an assembly ear plate, the assembly ear plate includes an upper assembly ear plate and a lower assembly ear plate installed at both ends of the metal structure, the upper assembly ear plate and the lower assembly ear plate are each provided with two, symmetrically distributed on both sides of the metal structure, and the upper assembly ear plate and the lower assembly ear plate are each provided with bolt holes for bolt fixing; it also includes an assembly connecting plate for connecting the upper assembly ear plate on the lower section of the metal structure and the lower assembly ear plate on the upper section of the metal structure, the lower end of the assembly connecting plate is provided with a circular assembly fixing hole, the assembly fixing hole is connected to the bolt hole on the upper assembly ear plate by bolts, the middle end is provided with a long strip-shaped assembly adjustment hole, the upper end is provided with a long strip-shaped assembly guide hole, the assembly guide hole is connected to the bolt hole on the lower assembly ear plate by bolts; the assembly adjustment hole is provided with an assembly adjustment wedge for lifting the upper section of the metal structure to fine-tune the verticality of the two sections of the metal structure to be welded.

[0008] The bottom end of the metal structure of the lower section is provided with a column base for fixing the metal structure of the lower section, and the top of the metal structure of the upper section is provided with a hook, and the hook is provided with a hoisting wire rope for hoisting the upper group of ear plates of the metal structure of the upper section.

[0009] As a further optimization solution of the present invention, the bottom of the lower pair of ear plates is provided with an inclined surface matching the pair of adjusting wedges.

[0010] As a further optimization solution of the present invention, a fixing pin for limiting the movement of the adjusting wedge pair is provided on the adjusting wedge pair.

[0011] As a further optimization scheme of the present invention, it also includes a fixing ring for installing the ear plate assembly, the fixing ring includes two semi-ring bodies, the two semi-ring bodies are fixed by bolts, and a welding plate welded to the metal structure is provided on the inner surface of one of the semi-ring bodies.

[0012] As a further optimization scheme of the present invention, a frame is provided at the end of the semi-ring body, and a bolt for fixing the frame to the semi-ring body is provided on the frame. A through hole is provided on the surface of the semi-ring body, and a first through groove for the bolt to pass through and move is provided on the end face of the semi-ring body.

[0013] As a further optimization scheme of the present invention, the frame is used to install the corresponding ear plate group, the ear plate group is provided with bolts for fixing, and the frame is provided with a second through groove for the bolt to pass through and allow it to move.

[0014] As a further optimization scheme of the present invention, it also includes a hammer assembly for hammering the adjusting wedge, the hammer assembly is hung on the fixing ring, and includes a mounting seat, a hammer body rotatably arranged on the top of the mounting seat, and a toggle rod for driving the hammer body to rotate; a torsion spring is provided at the hinge between the hammer body and the mounting seat, and a protractor plate for controlling the toggle angle is provided on the side of the toggle rod.

[0015] As a further optimization solution of the present invention, a bracket is fixedly provided on the side of the mounting seat, a mounting block is fixedly provided on the bottom end of the bracket, and a bolt for fixing and matching the first through groove is provided on the mounting block.

[0016] The present invention also provides a method for high-altitude assembly of metal structures, comprising the following steps:

[0017] S1. Install the upper set of ear plates and the lower set of ear plates at both ends of the metal structure respectively;

[0018] S2. Use a hook and a lifting wire rope to lift the upper metal structure to the top of the lower metal structure;

[0019] S3, using the assembly connecting plate and bolts to connect the upper assembly ear plate, the lower assembly ear plate and the assembly connecting plate, wherein the bolts between the assembly fixing hole and the upper assembly ear plate are tightened and fixed, and the bolts between the assembly guide hole and the lower assembly ear plate are tightened and then loosened by 2-3 threads;

[0020] S4. Place the pair adjustment wedge into the pair adjustment hole, then hammer the pair adjustment wedge to lift up the upper metal structure, adjust the gap between the upper metal structure and the lower metal structure, and after the adjustment is completed, fix the pair adjustment wedge with a fixing pin, and then tighten the bolts between the pair guide hole and the lower pair ear plate;

[0021] S5, welding the upper and lower metal structures, after which the upper and lower ear plates, the lower and upper ear plates, the connecting plates and the adjusting wedges at the welding locations are removed;

[0022] S6. Repeat S1-S5 to complete the high-altitude assembly and welding of multiple sections of metal structures in sequence.

[0023] The beneficial effects of the present invention are:

[0024] 1. The present invention can be used for high-altitude assembly and welding of metal devices such as metal frames, pipelines, and large-scale segmented equipment. It can realize rapid assembly and splicing of segmented metal structures, improve construction efficiency, and the auxiliary tools and materials involved can be reused, reducing construction costs. At the same time, the assembly and splicing quality is also high, avoiding misalignment of the welds of the metal structure assembly and ensuring the verticality of the metal structure after high-altitude assembly.

[0025] 2. The present invention facilitates the installation of the upper and lower ear plates by providing a fixing ring. The positions and orientations of the upper and lower ear plates on the fixing ring can be freely adjusted, thereby solving the problem that the existing upper and lower ear plates are directly welded to the surface of the metal structure, the welding construction requirements are high, and once the welding position deviates, it is inconvenient to adjust.

[0026] 3. The present invention solves the problem that the hammering force of the manual hammering group for adjusting the wedge is difficult to control and the accuracy is poor by providing a hammering assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of the present invention before assembly;

[0028] Figure 2 It is a schematic diagram of the overall structure of the present invention after assembly;

[0029] Figure 3 It is a cross-sectional view of the connection structure of the upper pair of ear plates, the lower pair of ear plates, the pair of connecting plates and the pair of adjusting wedges of the present invention;

[0030] Figure 4It is a schematic diagram of the explosion structure of the upper pair of ear plates, the lower pair of ear plates, the pair of connecting plates and the pair of adjusting wedges of the present invention;

[0031] Figure 5 It is a three-dimensional schematic diagram of the assembly of the fixing ring of the present invention;

[0032] Figure 6 It is a front view of the fixing ring assembly of the present invention;

[0033] Figure 7 It is a schematic diagram of the fixing ring structure of the present invention;

[0034] Figure 8 It is a stereoscopic schematic diagram of the hammer assembly assembly of the present invention;

[0035] Fig. 9 It is a schematic diagram of the structure of the hammer assembly of the present invention.

[0036] In the figure:

[0037] 1. Upper pair of ear plates; 2. Lower pair of ear plates; 201. Inclined surface; 3. Metal structure; 4. Pair of connecting plates; 401. Pair of fixing holes; 402. Pair of adjusting holes; 403. Pair of guide holes; 5. Pair of adjusting wedges; 6. Column base; 7. Lifting hook; 8. Lifting wire rope; 9. Fixing ring; 901. Semi-ring body; 902. Frame body; 903. Through hole; 904. First through slot; 905. Second through slot; 906. Welding plate; 10. Hammer assembly; 1001. Mounting seat; 1002. Hammer body; 1003. Toggle rod; 1004. Angle plate; 1005. Bracket; 1006. Mounting block. DETAILED DESCRIPTION

[0038] The present application is further described in detail below in conjunction with the accompanying drawings. It is necessary to point out here that the following specific implementation methods are only used to further illustrate the present application and cannot be understood as limiting the scope of protection of the present application. Technical personnel in this field can make some non-essential improvements and adjustments to the present application based on the above application content.

[0039] Embodiment 1

[0040] In order to solve the problem that the existing high-altitude assembly tooling has low splicing efficiency, it is difficult to quickly splice the two sections of the metal structure 3, and it is also difficult to ensure the assembly quality of the metal structure 3. The welds are prone to misalignment and verticality cannot be guaranteed. Please refer to Figure 1-Figure 4The present invention provides a high-altitude assembly mechanism for a metal structure, including an assembly ear plate, the assembly ear plate including an upper assembly ear plate 1 and a lower assembly ear plate 2 installed at both ends of a metal structure 3, the upper assembly ear plate 1 and the lower assembly ear plate 2 are each provided with two, symmetrically distributed on both sides of the metal structure 3, and the upper assembly ear plate 1 and the lower assembly ear plate 2 are each provided with bolt holes for bolt fixing; and also includes an assembly connecting plate 4 for connecting the upper assembly ear plate 1 on the lower section metal structure 3 and the lower assembly ear plate 2 on the upper section metal structure 3, the lower end of the assembly connecting plate 4 is provided with a circular assembly fixing hole 401, and the assembly fixing hole 401 and the upper assembly The bolt holes on the ear plate 1 are connected by bolts, a long strip-shaped assembly adjustment hole 402 is provided at the middle end, and a long strip-shaped assembly guide hole 403 is provided at the upper end. The assembly guide hole 403 is connected to the bolt holes on the lower ear plate 2 by bolts; a pair adjustment wedge 5 is provided in the pair adjustment hole 402 for lifting the upper metal structure 3 to fine-tune the verticality of the two metal structures 3 to be welded, and a fixing pin is provided on the pair adjustment wedge 5 for limiting the movement of the pair adjustment wedge 5. The bottom of the lower ear plate 2 is provided with an inclined surface 201 matching the pair adjustment wedge 5, so that the pair adjustment wedge 5 can lift the upper metal structure 3.

[0041] Among them, the metal structure 3 can be a metal device such as a metal frame, a pipeline, and a segmented equipment. The present invention can be used for high-altitude assembly and welding of metal devices such as metal frames, pipelines, and segmented equipment. The segmented metal structures 3 can be quickly assembled and spliced ​​by connecting the assembly connecting plates 4 to improve construction efficiency. The height of the upper metal structure 3 is adjusted by the assembly adjusting wedge 5 to achieve high-quality splicing between the segmented metal structures 3, avoid weld misalignment, and ensure the verticality of the metal structure 3 after high-altitude assembly.

[0042] The bottom end of the lower section metal structure 3 is provided with a column base 6 for fixing the lower section metal structure 3, and the upper section metal structure 3 is provided with a hook 7, and the hook 7 is provided with a lifting wire rope 8 for lifting the upper group of ear plates 1 of the upper section metal structure 3. At this time, the upper group of ear plates 1 plays the function of lifting ears.

[0043] The present invention also provides a method for high-altitude assembly of metal structures, comprising the following steps:

[0044] S1, respectively install the upper set of ear plates 1 and the lower set of ear plates 2 at two ends of the metal structure 3, such as by welding;

[0045] S2, using the hook 7 and the lifting wire rope 8 to lift the upper metal structure 3 to the top of the lower metal structure 3;

[0046] S3. Use the assembly connecting plate 4 and bolts to connect the upper assembly ear plate 1, the lower assembly ear plate 2 and the assembly connecting plate 4, wherein the bolts between the assembly fixing hole 401 and the upper assembly ear plate 1 are fastened and fixed, and the bolts between the assembly guide hole 403 and the lower assembly ear plate 2 are fastened and then loosened by 2-3 threads, so as to facilitate the subsequent adjustment, and the upper section of the metal structure 3 moves upward in a directional manner, and the assembly guide hole 403 plays a guiding role during the movement;

[0047] S4, insert the pair adjustment wedge 5 into the pair adjustment hole 402, then hammer the pair adjustment wedge 5 to lift up the upper metal structure 3, adjust the gap between the upper metal structure 3 and the lower metal structure 3, after the adjustment is completed, fix the pair adjustment wedge 5 with a fixing pin to prevent the pair adjustment wedge 5 from moving, and then tighten the bolts between the pair guide hole 403 and the lower pair ear plate 2 to prevent the alignment result from changing;

[0048] S5, welding is performed between the upper and lower sections of the metal structure 3. After the welding is completed, the upper set of ear plates 1, the lower set of ear plates 2, the set of connecting plates 4 and the set of adjusting wedges 5 at the welding point are removed;

[0049] S6. Repeat S1-S5 to complete the high-altitude assembly and welding of the multiple sections of metal structure 3 in sequence.

[0050] Embodiment 2

[0051] On the basis of the first embodiment, in order to solve the problem that the upper set of ear plates 1 and the lower set of ear plates 2 are directly welded on the surface of the metal structure 3, the welding construction requirements are high, and once the welding position deviates, it is not easy to adjust. Figure 5-Figure 7 As shown, it also includes a fixing ring 9 for installing the assembling ear plate, and the fixing ring 9 includes two half ring bodies 901, which are fixed by bolts, and a welding plate 906 welded to the metal structure 3 is provided on the inner surface of one of the half ring bodies 901. The fixing ring 9 is welded to the surface of the metal structure 3 through the welding plate 906, and then the position of the assembling ear plate on the fixing ring 9 is adjusted, thereby reducing the welding construction requirements and improving the installation success rate of the assembling tooling.

[0052] A frame 902 is provided at the end of the semi-ring body 901, and bolts are provided on the frame 902 for fixing the frame 902 to the semi-ring body 901. A through hole 903 is provided on the surface of the semi-ring body 901, and a first through slot 904 for the bolt to penetrate and move is provided on the end surface of the semi-ring body 901. The provision of the first through slot 904 allows the position of the frame 902 on the semi-ring body 901 to be adjusted, and the frame 902 itself can rotate under the drive of the bolt.

[0053] The frame 902 is used to install the corresponding assembly ear plates, and the assembly ear plates are provided with bolts for fixing, and the frame 902 is provided with a second through slot 905 for the bolt to penetrate and allow it to move. The second through slot 905 is provided so that the position of the assembly ear plates on the frame 902 can be adjusted, and the assembly ear plates themselves can be rotated under the drive of the bolts, so that the assembly ear plates of the upper and lower sections of the metal structure 3 can be easily adjusted to the same plane.

[0054] Embodiment 3

[0055] On the basis of the first and second embodiments, in order to facilitate the hammering group to adjust the wedge 5 and improve the accuracy of the hammering group to adjust the wedge 5, as shown in FIG. Figure 8-Figure 9 As shown, it also includes a hammer assembly 10 for hammering the adjustment wedge 5. The hammer assembly 10 is hung on the fixing ring 9 and includes a mounting seat 1001, a hammer body 1002 rotatably mounted on the top of the mounting seat 1001, and a toggle rod 1003 for driving the hammer body 1002 to rotate. A torsion spring is provided at the hinge between the hammer body 1002 and the mounting seat 1001, and a protractor plate 1004 for controlling the toggle angle is provided on the side of the toggle rod 1003. The hammer body 1002 is driven to rotate by pulling the toggle rod 1003, and the toggle rod 1003 is released. Under the reset force of the toggle spring, the hammer body 1002 hammers the adjustment wedge 5, and the toggle angle of the toggle rod 1003 can be controlled by the protractor plate 1004, so that the hammering force of the hammer body 1002 on the adjustment wedge 5 can be accurately controlled, thereby avoiding the problem that the worker manually knocks the hammer body 1002 with poor accuracy and inconvenience.

[0056] A bracket 1005 is fixedly provided on the side of the mounting seat 1001, and a mounting block 1006 is fixedly provided on the bottom end of the bracket 1005. The mounting block 1006 is provided with bolts for fixing and matching the first through slot 904. The arrangement of the mounting block 1006 and the bolts allows the position of the hammer assembly 10 on the fixing ring 9 to be freely adjusted. When adjusting, loosen the bolts, move the mounting block 1006 to the desired position, adjust the orientation of the mounting block 1006, and then tighten the bolts.

[0057] The above-mentioned embodiment only expresses one implementation mode of the present invention, and its description is relatively specific and detailed, but it cannot be understood as limiting the scope of the present invention. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A high-altitude assembly mechanism for a metal structure, comprising an assembly ear plate, characterized in that: The pair of ear plates comprises an upper pair of ear plates (1) and a lower pair of ear plates (2) installed at both ends of the metal structure (3), two of each of the upper pair of ear plates (1) and the lower pair of ear plates (2) are provided, and are symmetrically distributed on both sides of the metal structure (3), and bolt holes for bolt fixing are provided on each of the upper pair of ear plates (1) and the lower pair of ear plates (2); It also comprises a pair connecting plate (4) for connecting the upper pair of ear plates (1) on the metal structure (3) of the lower section and the lower pair of ear plates (2) on the metal structure (3) of the upper section, wherein the lower end of the pair connecting plate (4) is provided with a circular pair fixing hole (401), the pair fixing hole (401) is connected to the bolt hole on the upper pair of ear plates (1) by bolts, the middle end is provided with a long strip-shaped pair adjustment hole (402), and the upper end is provided with a long strip-shaped pair guide hole (403), the pair guide hole (403) is connected to the bolt hole on the lower pair of ear plates (2) by bolts; The pair adjustment hole (402) is provided with a pair adjustment wedge (5) for lifting up the upper metal structure (3) to finely adjust the verticality of the two metal structures (3) to be welded; The bottom end of the metal structure (3) of the lower section is provided with a column base (6) for fixing the metal structure (3) of the lower section, and the top of the metal structure (3) of the upper section is provided with a hook (7), and the hook (7) is provided with a hoisting wire rope (8) for hoisting the upper group of ear plates (1) of the metal structure (3) of the upper section.

2. A metal structure high-altitude assembly mechanism according to claim 1, characterized in that: The bottom of the lower pair of ear plates (2) is provided with an inclined surface (201) matching the pair of adjustment wedges (5).

3. A metal structure high-altitude assembly mechanism according to claim 1, characterized in that: The pair adjustment wedge (5) is provided with a fixing pin for limiting the movement of the pair adjustment wedge (5).

4. A metal structure high-altitude assembly mechanism according to claim 1, characterized in that: It also includes a fixing ring (9) for installing the ear plate assembly, wherein the fixing ring (9) includes two semi-ring bodies (901), the two semi-ring bodies (901) are fixed by bolts, and a welding plate (906) welded to the metal structure (3) is provided on the inner surface of one of the semi-ring bodies (901).

5. A metal structure high-altitude assembly mechanism according to claim 4, characterized in that: A frame (902) is provided at the end of the semi-ring body (901), and a bolt for fixing the frame (902) to the semi-ring body (901) is provided on the frame body (902). A through hole (903) is provided on the surface of the semi-ring body (901), and a first through groove (904) for the bolt to penetrate and move is provided on the end surface of the semi-ring body (901).

6. A metal structure high-altitude assembly mechanism according to claim 5, characterized in that: The frame (902) is used to install the corresponding ear plate assembly, the ear plate assembly is provided with bolts for fixing, and the frame (902) is provided with a second through slot (905) for the bolt to pass through and allow the bolt to move.

7. A metal structure high-altitude assembly mechanism according to claim 5, characterized in that: It also includes a hammer assembly (10) for hammering the adjusting wedge (5), the hammer assembly (10) being hung on the fixing ring (9), comprising a mounting seat (1001), a hammer body (1002) rotatably arranged on the top of the mounting seat (1001), and a toggle rod (1003) for driving the hammer body (1002) to rotate; A torsion spring is provided at the hinged joint between the hammer body (1002) and the mounting seat (1001), and an angle measuring plate (1004) for controlling the toggling angle is provided on the side of the toggling rod (1003).

8. A metal structure high-altitude assembly mechanism according to claim 7, characterized in that: A bracket (1005) is fixedly provided on the side of the mounting seat (1001), a mounting block (1006) is fixedly provided on the bottom end of the bracket (1005), and a bolt for fixing and matching the first through slot (904) is provided on the mounting block (1006).

9. A method for assembling metal structures at high altitude, using a metal structure at high altitude assembly mechanism according to any one of claims 1 to 8, characterized in that: The following steps are involved: S1, installing the upper set of ear plates (1) and the lower set of ear plates (2) at two ends of the metal structure (3) respectively; S2, using a hook (7) and a lifting wire rope (8) to lift the upper metal structure (3) to above the lower metal structure (3); S3, using the assembly connecting plate (4) and bolts to connect the upper assembly ear plate (1), the lower assembly ear plate (2) and the assembly connecting plate (4), wherein the bolts between the assembly fixing hole (401) and the upper assembly ear plate (1) are tightened and fixed, and the bolts between the assembly guide hole (403) and the lower assembly ear plate (2) are tightened and then loosened by 2-3 threads; S4, inserting the assembly adjustment wedge (5) into the assembly adjustment hole (402), then hammering the assembly adjustment wedge (5) to lift up the upper metal structure (3), adjusting the gap between the upper metal structure (3) and the lower metal structure (3), after the adjustment is completed, fixing the assembly adjustment wedge (5) with a fixing pin, and then tightening the bolts between the assembly guide hole (403) and the lower assembly ear plate (2); S5, welding is performed between the upper and lower sections of the metal structure (3). After the welding is completed, the upper and lower ear plates (1), the lower and upper ear plates (2), the connecting plates (4) and the adjusting wedges (5) at the welding point are removed; S6, repeat S1-S5 to complete the high-altitude assembly and welding of the multiple sections of metal structure (3) in sequence.

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