Large-span steel structure electromechanical pipeline hoisting structure

Through complex mechanical structure design, including support columns, limit columns, and hydraulic cylinders, stable clamping of electromechanical pipelines in large-span steel structures is achieved, solving the problems of loosening and falling off in traditional hoisting structures, and improving construction safety and adaptability.

CN224147522UActive Publication Date: 2026-04-21HEFEI HECHUANG TECHNOLOGY SERVICE CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HEFEI HECHUANG TECHNOLOGY SERVICE CO LTD
Filing Date
2025-04-21
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

Traditional hoisting structures cannot stably and reliably fix electromechanical pipelines of different shapes and materials, which can easily lead to shaking and falling off, affecting the construction progress and potentially causing safety accidents.

Method used

It adopts a structure including support columns, limit columns, rotating plates, lifting columns, fixing blocks, hydraulic cylinders, support blocks, slides, rotating grooves, two-way lead screws, and two-way motors. Through the coordinated movement of multiple clamping blocks, it achieves stable and reliable fixation, and improves adaptability through structures such as cylinders, lifting ropes, fixing cylinders, slots, and screw cylinders.

Benefits of technology

This effectively prevents electromechanical pipelines from shaking or falling off during hoisting, improves the adaptability and practicality of the equipment, and ensures construction safety and progress.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a large-span steel structure electromechanical pipeline hoisting structure, which relates to the technical field of hoisting structures and comprises a supporting column, a limiting column is fixedly mounted on the surface of the supporting column, and a rotating plate is sleeved on the outer surface of the limiting column. According to the mechanical and electrical pipeline fixing device, by arranging the supporting column, the limiting column, the rotating plate, the lifting column, the fixing block, the hydraulic cylinder, a supporting block, a sliding groove, a rotating groove, a two-way lead screw, a two-way motor and a sliding block, when the mechanical and electrical pipeline fixing device is used, clamping blocks are arranged to move in a matched mode, and mechanical and electrical pipelines of different shapes and materials can be stably and reliably fixed; according to the mechanical and electrical pipeline hoisting equipment, loosening during use is avoided, firm clamping can be achieved, the situation that the pipeline shakes and falls off in the hoisting process is effectively avoided, the construction progress is prevented from being affected, safety accidents are effectively prevented, meanwhile, the multiple structures of the annular rack are arranged, the equipment can adapt to mechanical and electrical pipelines of different sizes, and the adaptability of the equipment is effectively improved.
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Description

Technical Field

[0001] This utility model relates to the field of hoisting structure technology, and in particular to a hoisting structure for large-span steel electromechanical pipelines. Background Technology

[0002] Large-span steel structure buildings are becoming increasingly common in modern engineering construction, such as large stadiums, convention centers, and industrial plants. These buildings, with their open spaces and complex structures, present unique challenges for the layout and installation of electromechanical pipelines. Traditional methods for hoisting electromechanical pipelines in small buildings cannot meet the special needs of large-span steel structures, leading to the development of large-span steel structure electromechanical pipeline hoisting structures.

[0003] However, traditional hoisting structures rely on relatively simple and rudimentary clamping and fixing methods. They often employ simple rope binding or mechanical clips, which are insufficient for achieving stable and reliable fixing of electromechanical pipelines of varying shapes and materials. Rope bindings are prone to loosening, and mechanical clips may fail to clamp securely due to size mismatches. This results in a high risk of pipeline swaying and falling during hoisting, impacting construction progress and potentially causing safety accidents, necessitating improvements. Utility Model Content

[0004] The purpose of this utility model is to solve the technical problems mentioned in the background art.

[0005] This utility model adopts the following technical solution: a large-span steel structure electromechanical pipeline hoisting structure, including a support column, a limit column fixedly installed on the surface of the support column, a rotating plate sleeved on the outer surface of the limit column, a lifting column fixedly installed at one end of the rotating plate, a fixing block fixedly installed at the bottom end of the lifting column and on the surface of the support column, a hydraulic cylinder sleeved inside the fixing block, support blocks fixedly installed on both sides of the lifting column, a sliding groove through the surface of the support block, a rotating groove inside the support block and the lifting column, a bidirectional lead screw sleeved inside the rotating groove, a bidirectional motor sleeved inside the rotating groove, and a slider sleeved inside the sliding groove. A first suspension rope is fixedly installed at the bottom end of the slider. A second suspension tube is fixedly installed at the other end of the first suspension rope. A groove is formed inside the tube. A ring-shaped rack is fitted inside the groove. A first gear is fitted inside the groove. A first rotating rod is fixedly installed at the other end of the first rotating rod. A second gear is fixedly installed at the other end of the first rotating rod. A moving rod is fitted inside the groove. A toothed block is fixedly installed on the surface of the moving rod. A clamping block is fixedly installed at the other end of the moving rod. A rotating groove is formed on the surface of the tube. A second rotating rod is fitted inside the rotating groove. Threads are formed on the outer surface of the second rotating rod and the inner surface of the rotating groove. A handwheel is fixedly installed at the other end of the second rotating rod.

[0006] Preferably, the other end of the rotating groove is connected through one side of the groove, and the rotating groove and the second rotating rod are connected by a thread. There are four sets of moving rods and clamping blocks, arranged circumferentially inside the groove. The other end of the second rotating rod is fitted inside the other end of the moving rod. Here, the four sets of circumferentially distributed moving rods and clamping blocks can evenly clamp the electromechanical pipeline from multiple directions, ensuring the stability and reliability of the clamping and preventing the pipeline from shaking or falling off during hoisting.

[0007] Preferably, the number of tooth blocks is multiple and they are arranged in an array on the surface of the moving rod. The surface of the tooth blocks meshes with the surface of gear two, and the surface of gear one meshes with the surface of the ring rack. Here, the multiple arrayed tooth blocks meshing with gear two can achieve more precise movement control of the moving rod, thereby accurately adjusting the position of the clamping block.

[0008] Preferably, there are four sets of gear one, rotating rod one, and gear two, arranged circumferentially inside the groove. The clamping block is arc-shaped, and its surface is provided with anti-slip textures. These anti-slip textures are arranged in multiple sets in a circumferential array on the surface of the clamping block. Here, the four sets of circumferentially distributed gear one, rotating rod one, and gear two further ensure the synchronicity and stability of the movement of the moving rod, thereby guaranteeing that the four clamping blocks can uniformly clamp the electromechanical pipeline.

[0009] Preferably, the output end of the bidirectional motor is fixedly connected to the surface of the bidirectional lead screw, the bidirectional lead screw and the slider are rotatably connected, and the slider, the first suspension rope and the suspension pipe are in two sets and symmetrically distributed inside the slide groove. Here, the fixed connection between the bidirectional motor and the bidirectional lead screw ensures stable power transmission, enabling the bidirectional lead screw to drive the slider to move smoothly within the slide groove.

[0010] Preferably, the output end of the hydraulic cylinder is fitted inside the fixing block at the bottom of the lifting column, and the slider is H-shaped. Here, both ends of the hydraulic cylinder are fitted inside the fixing block of the lifting column. This installation method makes the support and transmission of the hydraulic cylinder more stable, and can reliably realize the lifting action of the lifting column.

[0011] Preferably, a cylinder is fixedly installed at the bottom end of the lifting column, a second lifting rope is fixedly installed at the output end of the cylinder, and a fixed cylinder is fixedly installed at the other end of the second lifting rope. A slot is formed on the outer surface of the fixed cylinder, a screw is fitted onto the outer surface of the slot, a fixed plate is fitted onto the bottom outer surface of the screw, a limit ring is fixedly installed at the bottom end of the fixed plate, a sliding groove is formed on the surface of the fixed plate, a limit rod is fixedly installed inside the sliding groove, a tension spring is fitted onto the outer surface of the limit rod, and a nut is rotatably connected to the outer surface of the screw. Here, the cylinder is connected to the fixed cylinder via the second lifting rope, allowing for further adjustment of the height of the fixed cylinder and increasing the vertical adjustment flexibility of the lifting structure.

[0012] Preferably, one end of the tension spring is connected and fixed to the inner surface of the sliding groove, and the other end of the tension spring is connected and fixed to the bottom surface of the screw cylinder. There are four sets of screw cylinders arranged circumferentially on the outer surface of the fixed cylinder. The initial state of the tension spring is tensioned. The limiting rod and the tension spring are also four sets in number and arranged circumferentially inside the sliding groove. Here, the connection method at both ends of the tension spring ensures that it can effectively provide elastic force to the screw cylinders. The four sets of circumferentially distributed screw cylinders can provide auxiliary fixation for the electromechanical pipeline from multiple directions, enhancing the stability of the fixation.

[0013] Compared with the prior art, the advantages and positive effects of this utility model are as follows:

[0014] 1. This utility model, by setting up a support column, a limiting column, a rotating plate, a lifting column, a fixing block, a hydraulic cylinder, a supporting block, a sliding groove, a rotating groove, a two-way lead screw, a two-way motor, and a slider structure, allows for stable and reliable fixing of electromechanical pipelines of various shapes and materials during use, through the coordinated movement of multiple structures including the clamping block. This prevents loosening during use, ensuring a firm clamp and effectively preventing pipeline shaking or detachment during hoisting, thus avoiding delays in construction and preventing safety accidents. Furthermore, the inclusion of multiple ring-shaped rack structures allows the equipment to adapt to electromechanical pipelines of different sizes, effectively improving its adaptability.

[0015] 2. In this utility model, by setting up a cylinder, a second suspension rope, a fixed cylinder, a slot, a screw cylinder, a fixed plate, a limit ring, a sliding groove, a limit rod, a tension spring, and a nut structure, the limit ring of different sizes can be quickly replaced when the equipment is in use, effectively improving the adaptability and practicality of the equipment. Attached Figure Description

[0016] Figure 1 This utility model provides a three-dimensional structural diagram of a large-span steel structure electromechanical pipeline hoisting structure;

[0017] Figure 2This utility model provides a top view of a large-span steel structure electromechanical pipeline hoisting structure;

[0018] Figure 3 This utility model provides an exploded structural diagram of a large-span steel structure electromechanical pipeline hoisting structure;

[0019] Figure 4 This utility model provides a partial structural schematic diagram of a large-span steel structure electromechanical pipeline hoisting structure;

[0020] Figure 5 This utility model proposes a large-span steel structure electromechanical pipeline hoisting structure. Figure 2 Enlarged view of point A in the middle;

[0021] Figure 6 This utility model proposes a large-span steel structure electromechanical pipeline hoisting structure. Figure 3 Enlarged view at point B in the middle;

[0022] Figure 7 This utility model proposes a large-span steel structure electromechanical pipeline hoisting structure. Figure 4 Enlarged view of point C.

[0023] Legend:

[0024] 1. Support column; 2. Limiting column; 3. Rotating plate; 4. Lifting column; 5. Fixing block; 6. Hydraulic cylinder; 7. Supporting block; 8. Slide groove; 9. Rotating groove; 10. Two-way lead screw; 11. Two-way motor; 12. Slider; 13. Lifting rope one; 14. Lifting pipe; 15. Groove; 16. Ring rack; 17. Gear one; 18. Rotating rod one; 19. Gear two; 20. Moving rod; 21. Tooth block; 22. Clamping block; 23. Rotating groove; 24. Rotating rod two; 25. Thread; 26. Handwheel; 27. Anti-slip texture; 28. Cylinder; 29. ​​Lifting rope two; 30. Fixing cylinder; 31. Slot; 32. Screw barrel; 33. Fixing plate; 34. Limiting ring; 35. Slide groove; 36. Limiting rod; 37. Tension spring; 38. Nut. Detailed Implementation

[0025] To better understand the above-mentioned objectives, features, and advantages of this utility model, the present utility model will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0026] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0027] Example 1

[0028] Please see Figures 1-3 , Figures 5-6 This utility model provides a technical solution: a large-span steel structure electromechanical pipeline hoisting structure, including a support column 1, a limit column 2 fixedly installed on the surface of the support column 1, a rotating plate 3 sleeved on the outer surface of the limit column 2, a lifting column 4 fixedly installed at one end of the rotating plate 3, a fixing block 5 fixedly installed at the bottom end of the lifting column 4 and on the surface of the support column 1, a hydraulic cylinder 6 sleeved inside the fixing block 5, support blocks 7 fixedly installed on both sides of the lifting column 4, a sliding groove 8 penetrating through the surface of the support block 7, a rotating groove 9 opened inside the support block 7 and the lifting column 4, a bidirectional lead screw 10 sleeved inside the rotating groove 9, a bidirectional motor 11 sleeved inside the rotating groove 9, a slider 12 sleeved inside the sliding groove 8, a lifting rope 13 fixedly installed at the bottom end of the slider 12, a lifting pipe 14 fixedly installed at the other end of the lifting rope 13, a groove 15 opened inside the lifting pipe 14, and a groove 15 inside the groove 15. The device is fitted with a ring-shaped rack 16. A gear 17 is fitted inside the groove 15. A rotating rod 18 is fixedly installed at the other end of the gear 17. A gear 19 is fixedly installed at the other end of the rotating rod 18. A moving rod 20 is fitted inside the groove 15. A toothed block 21 is fixedly installed on the surface of the moving rod 20. A clamping block 22 is fixedly installed at the other end of the moving rod 20. A rotating groove 23 is opened on the surface of the hanging pipe 14. A rotating rod 24 is fitted inside the rotating groove 23. Threads 25 are opened on the outer surface of the rotating rod 24 and the inner surface of the rotating groove 23. A handwheel 26 is fixedly installed at the other end of the rotating rod 24. When the device is in use, the bidirectional motor 11 is started first. The bidirectional motor 11 drives the bidirectional lead screw 10 to rotate. The rotation of the bidirectional lead screw 10 causes the slider 12 to move in the slide groove 8. The slider 12 drives the hanging pipe 14 to rise and fall through the suspension rope 13. The hanging pipe 14 is adjusted to a suitable height. Turning handwheel 26 causes rotating rod 24 to rotate within rotating groove 23 via thread 25, moving moving rod 20 and bringing clamping block 22 closer to the electromechanical pipeline. Simultaneously, gear 17 meshes with ring rack 16, which in turn causes moving rod 20 to rotate gear 19. Gear 19 then rotates rotating rod 18, which in turn rotates gear 17. Gear 17 then rotates ring rack 16, which in turn moves moving rod 20 and brings clamping block 22 closer to the electromechanical pipeline. Rotating rod 18 then rotates gear 19, which meshes with gear 21 on moving rod 20, further precisely controlling the positions of moving rod 20 and clamping block 22 until clamping block 22 firmly grips the electromechanical pipeline. Additionally, hydraulic cylinder 6 is activated, pushing lifting column 4 up and down to further adjust the height of the electromechanical pipeline.

[0029] Please see Figures 1-7 The other end of the rotating groove 23 is connected through to one side of the groove 15. The rotating groove 23 and the rotating rod 24 are rotatably connected by the thread 25. There are four sets of moving rods 20 and clamping blocks 22, which are circumferentially distributed inside the groove 15. The other end of the rotating rod 24 is sleeved inside the other end of the moving rod 20. There are multiple sets of toothed blocks 21, which are arrayed on the surface of the moving rod 20. The surface of the toothed blocks 21 meshes with the surface of gear 19. The surface of gear 17 meshes with the surface of the ring rack 16. There are four sets of gear 17, rotating rod 18, and gear 19, which are circumferentially distributed inside the groove 15. The clamping block 22 is arc-shaped. The surface of the clamping block 22 is provided with anti-slip texture 27. There are multiple sets of anti-slip texture 27, which are arrayed circumferentially on the surface of the clamping block 22. The output end of the bidirectional motor 11 is connected to the bidirectional... The surface of the lead screw 10 is connected and fixed. The bidirectional lead screw 10 is rotatably connected to the slider 12. There are two sets of slider 12, lifting rope 13 and lifting pipe 14, which are symmetrically distributed inside the sliding groove 8. The output end of the hydraulic cylinder 6 is sleeved inside the bottom fixing block 5 of the lifting column 4. The slider 12 is H-shaped. One end of the tension spring 37 is connected and fixed to the inner surface of the sliding groove 35. The other end of the tension spring 37 is connected and fixed to the bottom surface of the screw cylinder 32. There are four sets of screw cylinders 32, which are circumferentially distributed on the outer surface of the fixed cylinder 30. The initial state of the tension spring 37 is in a stretched state. There are four sets of limit rods 36 and tension springs 37, which are circumferentially distributed inside the sliding groove 35. The four sets of limit rods 36 and tension springs 37 are circumferentially distributed in the sliding groove 35, which ensures the uniformity of elastic force and further improves the stability and reliability of fixing electromechanical pipelines.

[0030] Example 2

[0031] Please see Figure 4 , Figure 7A cylinder 28 is fixedly installed at the bottom of the lifting column 4. A second lifting rope 29 is fixedly installed at the output end of the cylinder 28. A fixed cylinder 30 is fixedly installed at the other end of the second lifting rope 29. A slot 31 is opened on the outer surface of the fixed cylinder 30. A screw cylinder 32 is fitted on the outer surface of the slot 31. A fixed plate 33 is fitted on the outer surface of the bottom end of the screw cylinder 32. A limit ring 34 is fixedly installed at the bottom end of the fixed plate 33. A sliding groove 35 is opened on the surface of the fixed plate 33. A limit rod 36 is fixedly installed inside the sliding groove 35. A tension spring 37 is fitted on the outer surface of the limit rod 36. A nut 38 is rotatably connected to the outer surface of the screw cylinder 32. When the equipment needs to replace the limit ring 34 according to the size of the pipeline, the hand first comes into contact with the surface of the nut 38. Next, rotate the nut 38. By rotating the nut 38, the nut 38 can be separated from the surface of the screw cylinder 32. Then, the return motion of the tension spring 37 drives the screw cylinder 32 to move. After the screw cylinder 32 moves, it separates from the surface of the fixed cylinder 30. Then, the limit ring 34 of different sizes can be replaced, which effectively improves the adaptability of the equipment. At the same time, when using the equipment, by starting the cylinder 28, the movement of the cylinder 28 drives the second suspension rope 29 and the fixed cylinder 30 to move. Then, the movement of the fixed cylinder 30 drives the limit ring 34 to move. Then, the limit ring 34 is moved to be parallel to the suspension pipe 14, and the pipeline can be inserted into the suspension pipe 14 and the limit ring 34.

[0032] Working principle: When the equipment is in use, first start the bidirectional motor 11. The bidirectional motor 11 drives the bidirectional lead screw 10 to rotate. The rotation of the bidirectional lead screw 10 causes the slider 12 to move within the slide groove 8. The slider 12 drives the lifting pipe 14 to rise and fall via the first lifting rope 13. Adjust the lifting pipe 14 to a suitable height. Turn the handwheel 26. The second rotating rod 24 rotates within the rotating groove 23 via the thread 25, driving the moving rod 20 to move. At the same time, the first gear 17 meshes with the ring rack 16. Then, the movement of the moving rod 20 drives the second gear 19 to rotate. The rotation of the second gear 19 then drives the first rotating rod 18 to rotate. The rotation of the first rotating rod 18 then drives the first gear 17 to rotate. The rotation of the first gear 17 then drives the ring rack 16 to rotate. Finally, the movement of the moving rod 20 drives the clamping block 22 to move, bringing the clamping block 22 closer to the electromechanical pipeline. Gear 219 meshes with the toothed block 21 on the moving rod 20, further precisely controlling the position of the moving rod 20 and the clamping block 22 until the clamping block 22 tightly clamps the electromechanical pipeline. In addition, by activating hydraulic cylinder 6, the lifting column 4 is raised and lowered to further adjust the height of the electromechanical pipeline. When the equipment needs to replace the limit ring 34 according to the size of the pipeline, firstly, the hand contacts the surface of nut 38, then rotates nut 38. By rotating nut 38, nut 38 can be separated from the surface of screw cylinder 32. Then, the return motion of tension spring 37 drives screw cylinder 32 to move. After screw cylinder 32 moves, screw cylinder 32 separates from the surface of fixed cylinder 30. Then, limit rings of different sizes can be replaced, effectively improving the adaptability of the equipment. At the same time, when using the equipment, by activating cylinder 28, cylinder 28 moves the lifting rope 29 and fixed cylinder 30. Then, the movement of fixed cylinder 30 drives limit ring 34 to move. Then, limit ring 34 is moved to be parallel to lifting pipe 14, and pipeline can be inserted into lifting pipe 14 and limit ring 34.

[0033] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any other way. Any person skilled in the art may make changes or modifications to the above-disclosed technical content to create equivalent embodiments for application in other fields. However, any simple modifications, equivalent changes, and modifications made to the above embodiments based on the technical essence of the present utility model without departing from the technical solution of the present utility model shall still fall within the protection scope of the technical solution of the present utility model.

Claims

1. A large-span steel structure electromechanical pipeline hoisting structure comprising a support column (1), characterized in that: A limiting post (2) is fixedly installed on the surface of the support column (1). A rotating plate (3) is fitted on the outer surface of the limiting post (2). A lifting post (4) is fixedly installed at one end of the rotating plate (3). A fixing block (5) is fixedly installed at the bottom end of the lifting post (4) and on the surface of the support column (1). A hydraulic cylinder (6) is fitted inside the fixing block (5). Support blocks (7) are fixedly installed on both sides of the lifting post (4). A sliding groove (8) is opened through the surface of the support block (7). A rotating groove (9) is opened inside the support block (7) and inside the lifting post (4). A two-way screw (10) is fitted inside the rotating groove (9). A two-way motor (11) is fitted inside the rotating groove (9). A slider (12) is fitted inside the sliding groove (8). A suspension rope (13) is fixedly installed at the bottom end of the slider (12). The other end of the suspension rope (13) is fixedly installed with... The device has a lifting pipe (14), a groove (15) inside the lifting pipe (14), a ring-shaped rack (16) inside the groove (15), a gear (17) inside the groove (15), a rotating rod (18) fixedly installed at the other end of the gear (17), a gear (19) fixedly installed at the other end of the rotating rod (18), a moving rod (20) inside the groove (15), a toothed block (21) fixedly installed on the surface of the moving rod (20), a clamping block (22) fixedly installed at the other end of the moving rod (20), a rotating groove (23) on the surface of the lifting pipe (14), a rotating rod (24) inside the rotating groove (23), threads (25) on the outer surface of the rotating rod (24) and the inner surface of the rotating groove (23), and a handwheel (26) fixedly installed at the other end of the rotating rod (24).

2. The large-span steel structure electromechanical pipeline hoisting structure according to claim 1, characterized in that: The other end of the rotating groove (23) is connected through one side of the groove (15). The rotating groove (23) and the rotating rod (24) are rotatably connected by a thread (25). The number of the moving rod (20) and the clamping block (22) is four sets and they are circumferentially distributed inside the groove (15). The other end of the rotating rod (24) is sleeved inside the other end of the moving rod (20).

3. The large-span steel structure electromechanical pipeline hoisting structure according to claim 1, characterized in that: The number of tooth blocks (21) is multiple and they are arranged in an array on the surface of the moving rod (20). The surface of the tooth blocks (21) meshes with the surface of the second gear (19), and the surface of the first gear (17) meshes with the surface of the ring rack (16).

4. The large-span steel structure electromechanical pipeline hoisting structure according to claim 1, characterized in that: The number of gear one (17), rotating rod one (18), and gear two (19) are all four sets and are distributed in a circle inside the groove (15). The shape of the clamping block (22) is arc-shaped. The surface of the clamping block (22) is provided with anti-slip texture (27). The number of anti-slip texture (27) is multiple sets and is arranged in a circle on the surface of the clamping block (22).

5. The large-span steel structure electromechanical pipeline hoisting structure according to claim 1, characterized in that: The output end of the bidirectional motor (11) is connected and fixed to the surface of the bidirectional lead screw (10). The bidirectional lead screw (10) and the slider (12) are rotatably connected. The slider (12), the first suspension rope (13) and the suspension pipe (14) are in two sets and are symmetrically distributed inside the slide groove (8).

6. The large-span steel structure electromechanical pipeline hoisting structure according to claim 1, characterized in that: The output end of the hydraulic cylinder (6) is fitted inside the bottom fixing block (5) of the lifting column (4), and the slider (12) is shaped like an "H".

7. The large-span steel structure electromechanical pipeline hoisting structure according to claim 1, characterized in that: A cylinder (28) is fixedly installed at the bottom end of the lifting column (4). A second hoisting rope (29) is fixedly installed at the output end of the cylinder (28). A fixed cylinder (30) is fixedly installed at the other end of the second hoisting rope (29). A slot (31) is provided on the outer surface of the fixed cylinder (30). A screw cylinder (32) is fitted on the outer surface of the slot (31). A fixed plate (33) is fitted on the outer surface of the bottom end of the screw cylinder (32). A limit ring (34) is fixedly installed at the bottom end of the fixed plate (33). A sliding groove (35) is provided on the surface of the fixed plate (33). A limit rod (36) is fixedly installed inside the sliding groove (35). A tension spring (37) is fitted on the outer surface of the limit rod (36). A nut (38) is rotatably connected to the outer surface of the screw cylinder (32).

8. The large-span steel structure electromechanical pipeline hoisting structure according to claim 7, characterized in that: One end of the tension spring (37) is connected and fixed to the inner surface of the sliding groove (35), and the other end of the tension spring (37) is connected and fixed to the bottom surface of the screw cylinder (32). There are four sets of screw cylinders (32) and they are circumferentially distributed on the outer surface of the fixed cylinder (30). The initial state of the tension spring (37) is in a stretched state. There are four sets of limiting rods (36) and tension springs (37) and they are circumferentially distributed inside the sliding groove (35).