Steel pipe lifting appliance

Abstract

The utility model relates to the technical field of lifting appliances, in particular to a steel pipe lifting appliance which comprises a fixed shell, a rotary traction mechanism is movably arranged in the fixed shell, and the rotary traction mechanism comprises a first movable gear, a second movable gear, a movable column, a notch and a traction wire. A steel pipe is sleeved with the sleeve, at the moment, a constructor located at the top end of a building rotates the rotating handle, the first movable gear in the fixing shell drives the second movable gear to rotate, the other end of the pull wire is fixed to the fixing rod in the first movable guide wheel, and the second movable guide wheel is hung on the pull wire. A traction wire can be stretched through rotary winding, a second movable guide wheel can be made to rise under traction cooperation of a first movable rod, the device is a small steel pipe lifting tool and is suitable for steel pipes with small specifications and sizes, and a constructor can complete lifting of the small steel pipes only by simply rotating a rotary handle and under mutual traction cooperation of all structures.

Description

Technical Field

[0001] This utility model relates to the field of lifting equipment technology, specifically a steel pipe lifting equipment. Background Technology

[0002] As disclosed in announcement number CN 219174028 U, a steel pipe lifting device includes a lifting frame and two main lifting chains located below the lifting frame. The bottom of the main lifting chains is secured with a steel pipe stack or steel pipe to form a lifting point. Each end of the lifting frame is also provided with a secondary lifting chain, and the connection between the lifting frame and the secondary lifting chain is located outside the main lifting chain. When transporting small steel pipes, construction workers cannot simply rotate the handle to lift the small steel pipes with the mutual traction and cooperation of various structures. The installation method is relatively cumbersome, and large machinery is required during the handling and lifting process, resulting in high costs. Utility Model Content

[0003] The purpose of this utility model is to provide a steel pipe lifting tool to solve the problems mentioned in the background art.

[0004] To achieve the above objectives, this utility model provides the following technical solution:

[0005] A steel pipe lifting device includes a fixed shell, and a rotary traction mechanism is movably disposed inside the fixed shell. The rotary traction mechanism includes a first movable gear, a second movable gear, a movable column, a slot, and a traction line. The first movable gear is movably disposed on one side of the fixed shell, and the second movable gear is movably disposed on one side of the first movable gear. A movable column is fixedly disposed on the outside of the second movable gear. A slot is opened on one side of the fixed shell, and a traction line is movably disposed around the outside of the movable column. The traction line is movably connected to the slot.

[0006] A movable lifting mechanism is movably installed on the side of the traction line away from the fixed housing. The movable lifting mechanism includes a fixed rod, a first guide wheel, a first movable rod, a support rod, and a second guide wheel. A fixed rod is fixedly installed on the side of the traction line away from the fixed housing. First guide wheels are fixedly installed on both sides of the fixed rod. A first movable rod is movably installed inside the first guide wheel near the fixed rod. The first movable rod is movably connected to the traction line. A support rod is movably installed on the side of the traction line near the first guide wheel. Second guide wheels are fixedly installed on both sides of the support rod.

[0007] Preferably, mounting plates are fixedly installed on both sides of the second guide wheel, and the two sides of the support rod pass through the second guide wheel and are fixedly connected to the inside of the mounting plate. A sleeve is fixedly installed at the bottom of the mounting plate. The mounting plate serves to support the sleeve. A lightweight steel pipe is placed inside the sleeve to facilitate vertical stretching and transportation.

[0008] Preferably, uprights are fixedly installed on both sides of the outer side of the first guide wheel. The two sides of the first movable rod pass through the first guide wheel and are movably connected to the inside of the upright. The two sides of the fixed rod pass through the first guide wheel and are fixedly connected to the inside of the upright. The upright serves to bear the load and stably fix the first guide wheel to the bottom of the first fixed plate. When rotating and pulling, the workers can lift it with less effort.

[0009] Preferably, a first fixing plate is fixedly installed at the top of the pole, and a connecting rod is fixedly installed on the outside of the first fixing plate. The first fixing plate can be stably connected to the stationary high building by fixing screws. The setting of the connecting rod makes the first fixing plate and the second fixing plate on the same horizontal plane, which greatly improves the overall stability of the device when fixed.

[0010] Preferably, a bearing plate is fixedly installed on the side of the connecting rod away from the first fixed plate, and connecting columns are fixedly installed on both sides of the top of the bearing plate. A second fixed plate is fixedly installed on the top of the connecting column. Several fixing screws are movably installed on both sides of the upper surface of the second fixed plate and the first fixed plate. The connecting column supports the second fixed plate. The fixing screws can stably connect the second fixed plate to the stationary high-altitude building, echoing the first fixed plate at both ends, to carry out stable hoisting operations.

[0011] Preferably, a rotating handle is fixedly provided on the outside of the first movable gear. By rotating the rotating handle, the staff can easily lift the small steel pipe, which is more time-saving and labor-saving.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] 1. A steel pipe lifting device, wherein the first fixing plate and the second fixing plate are fixed to the same stationary building by fixing screws, and then the steel pipe is inserted into the casing. At this time, the construction personnel at the top of the building rotate the rotating handle, so that the first movable gear inside the fixed shell drives the second movable gear to rotate. Since one end of the traction line is fixed to the movable column, the rotation will cause the traction line to wind around the movable column. The other end of the traction line is fixed to the fixing rod inside the first movable guide wheel. The second movable guide wheel is hung on the traction line. The rotation and winding will stretch the traction line. Under the traction of the first movable rod, the second movable guide wheel will rise, transporting the steel pipe to the designated position.

[0014] 2. This type of steel pipe lifting device is a small steel pipe lifting device, suitable for steel pipes with small specifications and dimensions. Construction workers only need to turn the rotating handle, and with the mutual traction and cooperation of various structures, the small steel pipe can be lifted. It is convenient, practical, and easy to install, which reduces a lot of handling time for construction workers, controls physical labor expenditure, and improves work efficiency. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall external structure of this utility model;

[0016] Figure 2 This is a schematic diagram of the hoisting unit structure installation of this utility model;

[0017] Figure 3 This is a schematic diagram of the internal structure of the fixed shell of this utility model.

[0018] Figure 4 This is a schematic diagram of the guide wheel structure installation of this utility model;

[0019] Figure 5 This utility model Figure 1 Enlarged diagram of point A in the middle.

[0020] In the diagram: 1. Fixed shell; 2. First movable gear; 3. Second movable gear; 4. Movable column; 5. Groove; 6. Traction line; 7. Fixed rod; 8. First guide wheel; 9. First movable rod; 10. Support rod; 11. Second guide wheel; 12. Mounting plate; 13. Sleeve; 14. Upright pole; 15. First fixed plate; 16. Connecting rod; 17. Bearing plate; 18. Connecting column; 19. Second fixed plate; 20. Fixing screw; 21. Rotating handle. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Please see Figures 1-5 As shown, this utility model provides a technical solution:

[0023] A steel pipe lifting device includes a fixed shell 1. A rotating traction mechanism is movably arranged inside the fixed shell 1. The rotating traction mechanism includes a first movable gear 2, a second movable gear 3, a movable column 4, a slot 5, and a traction line 6. The first movable gear 2 is movably arranged on one side inside the fixed shell 1, and the second movable gear 3 is movably arranged on one side of the first movable gear 2. The movable column 4 is fixedly arranged on the outside of the second movable gear 3. A slot 5 is opened on one side inside the fixed shell 1. The traction line 6 is movably arranged around the outside of the movable column 4 and is movably connected to the slot 5.

[0024] A movable lifting mechanism is movably installed on the side of the traction line 6 away from the fixed housing 1. The movable lifting mechanism includes a fixed rod 7, a first guide wheel 8, a first movable rod 9, a support rod 10, and a second guide wheel 11. The fixed rod 7 is fixedly installed on the side of the traction line 6 away from the fixed housing 1. The first guide wheel 8 is fixedly installed on both sides of the outside of the fixed rod 7. The first movable rod 9 is movably installed inside the first guide wheel 8 on the side close to the fixed rod 7. The first movable rod 9 is movably connected to the traction line 6. The support rod 10 is movably installed on the side of the traction line 6 close to the first guide wheel 8. The second guide wheel 11 is fixedly installed on both sides of the support rod 10.

[0025] In this embodiment, preferably, mounting plates 12 are fixedly provided on both sides of the second guide wheel 11, and the support rod 10 passes through the second guide wheel 11 and is fixedly connected to the inside of the mounting plate 12. A sleeve 13 is fixedly provided at the bottom of the mounting plate 12. The mounting plate serves to support the sleeve. A lightweight steel pipe is placed inside the sleeve to facilitate vertical stretching and transportation.

[0026] In this embodiment, preferably, uprights 14 are fixedly installed on both sides of the outer side of the first guide wheel 8, the two sides of the first movable rod 9 pass through the first guide wheel 8 and are movably connected to the inside of the uprights 14, and the two sides of the fixed rod 7 pass through the first guide wheel 8 and are fixedly connected to the inside of the uprights 14. The uprights play a load-bearing role, and the first guide wheel is stably fixed at the bottom of the first fixed plate. When rotating and pulling, the staff can lift it with less effort.

[0027] In this embodiment, preferably, a first fixing plate 15 is fixedly installed at the top of the pole 14, and a connecting rod 16 is fixedly installed on the outside of the first fixing plate 15. The first fixing plate can be stably connected to the stationary high building by fixing screws. The setting of the connecting rod makes the first fixing plate and the second fixing plate at the same horizontal plane, which greatly improves the overall stability of the device when fixed.

[0028] In this embodiment, preferably, a bearing plate 17 is fixedly installed on the side of the connecting rod 16 away from the first fixing plate 15, and connecting columns 18 are fixedly installed on both sides of the top of the bearing plate 17. A second fixing plate 19 is fixedly installed on the top of the connecting column 18. Several fixing screws 20 are movably installed on both sides of the upper surface of the second fixing plate 19 and the first fixing plate 15. The connecting columns support the second fixing plate, and the fixing screws can stably connect the second fixing plate to the stationary high building, echoing the first fixing plate at both ends, to carry out a stable hoisting operation.

[0029] In this embodiment, preferably, a rotating handle 21 is fixedly provided on the outside of the first movable gear 2. By rotating the rotating handle, the staff can easily lift the small steel pipe, which is more time-saving and labor-saving.

[0030] In this embodiment, a steel pipe lifting device is used. First, the first fixing plate 15 and the second fixing plate 19 are simultaneously fixed to the same stationary building using fixing screws 20. Then, the steel pipe is inserted into the sleeve 13. At this time, the construction worker at the top of the building rotates the rotating handle 21, causing the first movable gear 2 inside the fixed shell 1 to drive the second movable gear 3 to rotate. Since one end of the traction line 6 is fixed to the movable column 4, the rotation will cause the traction line 6 to wrap around the movable column 4. The other end of the traction line 6 is fixed to the fixing rod 7 inside the first movable guide wheel. The second movable guide wheel is hung on the traction line 6. The rotation and wrapping will stretch the traction line 6. Under the traction of the first movable rod 9, the second movable guide wheel will rise, transporting the steel pipe to the designated position. This device is a small steel pipe lifting device, suitable for steel pipes with small specifications. The construction worker only needs to simply rotate the rotating handle 21. With the mutual traction of the various structures, the lifting of small steel pipes can be completed. It is convenient, practical, and easy to install, reducing a lot of handling time for construction workers, controlling physical exertion, and improving work efficiency.

[0031] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely preferred examples and are not intended to limit the utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A steel pipe lifting device, characterized in that: The device includes a fixed shell (1), and a rotating traction mechanism is movably arranged inside the fixed shell (1). The rotating traction mechanism includes a first movable gear (2), a second movable gear (3), a movable column (4), a slot (5), and a traction line (6). The first movable gear (2) is movably arranged on one side inside the fixed shell (1), and the second movable gear (3) is movably arranged on one side of the first movable gear (2). The movable column (4) is fixedly arranged on the outside of the second movable gear (3). The slot (5) is opened on one side inside the fixed shell (1). The traction line (6) is movably arranged around the outside of the movable column (4). The traction line (6) is movably connected to the slot (5). A movable lifting mechanism is movably provided on the side of the traction line (6) away from the fixed shell (1). The movable lifting mechanism includes a fixed rod (7), a first guide wheel (8), a first movable rod (9), a support rod (10), and a second guide wheel (11). A fixed rod (7) is fixedly provided on the side of the traction line (6) away from the fixed shell (1). The first guide wheel (8) is fixedly provided on both sides of the outside of the fixed rod (7). The first movable rod (9) is movably provided inside the first guide wheel (8) on the side close to the fixed rod (7). The first movable rod (9) is movably connected to the traction line (6). A support rod (10) is movably provided on the side of the traction line (6) close to the first guide wheel (8). The second guide wheel (11) is fixedly provided on both sides of the support rod (10).

2. The steel pipe lifting device according to claim 1, characterized in that: Mounting plates (12) are fixedly installed on both sides of the second guide wheel (11). The support rod (10) passes through the second guide wheel (11) and is fixedly connected to the inside of the mounting plate (12). A sleeve (13) is fixedly installed at the bottom of the mounting plate (12).

3. The steel pipe lifting device according to claim 1, characterized in that: The first guide wheel (8) has uprights (14) fixedly installed on both sides of its exterior. The first movable rod (9) passes through the first guide wheel (8) and is movably connected to the inside of the uprights (14). The fixed rod (7) passes through the first guide wheel (8) and is fixedly connected to the inside of the uprights (14).

4. A steel pipe lifting device according to claim 3, characterized in that: The top of the pole (14) is fixedly provided with a first fixing plate (15), and a connecting rod (16) is fixedly provided on the outside of the first fixing plate (15).

5. A steel pipe lifting device according to claim 4, characterized in that: A bearing plate (17) is fixedly installed on the side of the connecting rod (16) away from the first fixing plate (15). Connecting columns (18) are fixedly installed on both sides of the top of the bearing plate (17). A second fixing plate (19) is fixedly installed on the top of the connecting column (18). Several fixing screws (20) are movably installed on both sides of the upper surface of the second fixing plate (19) and the first fixing plate (15).

6. A steel pipe lifting device according to claim 1, characterized in that: A rotating handle (21) is fixedly provided on the outside of the first movable gear (2).

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