A lifting device with super-long tubular piece lifting function

Abstract

A lifting device for transporting ultra-long, slender pipes includes a lifting beam assembly located below the main beam; end beam assemblies at both ends of the main beam; fixed pulley blocks at both ends of the main beam; multiple wire rope rollers between the two fixed pulley blocks; and a lifting mechanism and electrical assembly on the main beam. The wire rope from the lifting mechanism passes through the fixed pulley blocks and connects to the lifting beam assembly. A movable pulley block is installed on the lifting device's crossbeam, positioned opposite and below the fixed pulley blocks, and connected to the fixed pulley blocks via wire ropes. Multiple lifting hooks are located below the lifting device's crossbeam, and these hooks work together to lift an ultra-long, slender pipe. This lifting device is used in conjunction with a pallet. The hooks at the bottom of the lifting device can extend into the pallet gaps, and the lifting mechanism activates to lift the slender pipe. It is reliable and easy to use.

Description

Technical Field

[0001] This utility model relates to a lifting device with the function of lifting ultra-long thin pipes, which is mainly used for the transfer of slender steel pipes, rubber hoses and the like. Background Technology

[0002] During the transport of ultra-long and slender pipes, the pipes are prone to deformation when lifted using traditional lifting slings due to their excessive length and thinness. Therefore, a reliable crane and its auxiliary lifting equipment with the function of lifting ultra-long and slender pipes are needed. Utility Model Content

[0003] The technical problem to be solved by this utility model is: how to realize the transfer of ultra-long thin pipes, and to provide a crane and auxiliary lifting device with the function of lifting ultra-long thin pipes.

[0004] To solve the above problems, this utility model is achieved through the following technical solution: A lifting device for transporting ultra-long, thin pipes includes a main beam, with a lifting beam assembly located below the main beam; end beam assemblies are located at both ends of the main beam, and fixed pulley blocks are located at both ends of the main beam; multiple wire rope rollers are located between the two fixed pulley blocks; a lifting mechanism and an electrical assembly are also located on the main beam; the wire rope wound from the lifting mechanism passes through the fixed pulley blocks and connects to the lifting beam assembly. The lifting beam assembly includes a lifting beam, on which a movable pulley block is installed. The movable pulley block is arranged opposite to the fixed pulley block, and the movable pulley block is located below the fixed pulley block. The movable pulley block is connected to the fixed pulley block by a wire rope. Multiple lifting hooks are installed below the lifting beam, and these hooks work together to lift an extra-long, thin pipe.

[0005] The end beam assembly includes an end beam, on which a geared motor is mounted and connected to a torque arm; at least two wheel sets and a horizontal wheel set are mounted on the end beam.

[0006] Buffers are installed at both ends of the end beam.

[0007] The wire rope idler includes two mounting frames, left and right, with the idler positioned between the two mounting frames; each mounting frame is connected to a fixing seat via a mounting plate, and is fixedly mounted on the main beam via the fixing seat.

[0008] Multiple sets of mounting holes are evenly distributed on the mounting bracket.

[0009] An inner guide column is installed on the lifting beam, and the inner guide column is set perpendicular to the lifting beam. A guide device is provided on the outside of the moving pulley block in the lifting beam assembly. The bottom of the guide device is fixed on the lifting beam, the top of the guide device is fixed on the main beam, and the inner guide column is set inside the guide device. The guiding device includes two guide beams, left and right, and a guide wheel assembly is provided on the guide beams. The guide wheel assembly cooperates with the inner guide column in the lifting beam assembly.

[0010] A crossbeam is installed between the two guide beams, and a guide beam fixing seat is installed at the end of each guide beam. The guide device is welded and fixed to the main beam through the guide beam fixing seat.

[0011] A stop is installed at the top of the guide beam.

[0012] The hoisting mechanism is fixed on the main beam. The hoisting mechanism includes a motor, which is connected to a reducer through a coupling. The output shaft of the reducer is connected to a drum assembly through a bearing seat. A wire rope is wound on the drum assembly. The wire rope is wound parallel to the main beam along the direction of the main beam from the drum assembly, passes through several wire rope rollers, and is wound around a fixed pulley assembly. It is then wound between the fixed pulley assembly and the movable pulley assembly.

[0013] Compared with the prior art, the present invention has the following advantages: The lifting device of the present invention is used in conjunction with the pallet. The lower part of the lifting device is provided with lifting hook teeth, which can extend into the gap of the pallet. Through the action of the lifting mechanism, the slender pipe is lifted. It is reliable and easy to use. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the overall structure of this utility model; Figure 2 This is a structural diagram of the end beam assembly; Figure 3 This is a structural diagram of a wire rope idler roller; Figure 4 This is a structural diagram of the lifting beam assembly; Figure 5 This is a structural diagram of the hoisting mechanism; Figure 6 This is a structural diagram of the guiding device. Detailed Implementation

[0015] 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.

[0016] In the description of this utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0017] like Figure 1 As shown, a lifting device for transporting ultra-long, thin pipes includes a main beam 2, with a lifting beam assembly 4 located below the main beam 2. End beam assemblies 1 are located at both ends of the main beam 2, and fixed pulley blocks 9 are located at both ends of the main beam 2. Multiple wire rope rollers 3 are arranged between the two fixed pulley blocks 9. A lifting mechanism 5, an electrical assembly 6, and a walkway 10 are also installed on the main beam 2. The wire rope 7 extending from the lifting mechanism 5 passes through the fixed pulley blocks 9 and connects to the lifting beam assembly 4, thereby lifting the lifting beam assembly 4.

[0018] like Figure 2 As shown, the end beam assembly 1 includes an end beam 13, on which are mounted a torque arm mount 11, a reduction motor 12, the end beam 13, wheel sets 14, horizontal wheel sets 15, and a buffer 16. The reduction motor 12 is the drive unit, connected to the torque arm mount 11, which prevents the motor from rotating. At least two wheel sets 14 and a horizontal wheel set 15 are mounted on the end beam 13. The wheel sets 14 perform running and load-bearing functions; the horizontal wheel sets 15 are mounted at both ends of a single end beam, and their main function is to maintain the horizontal position of the vehicle during travel and operation, preventing swaying and tilting, thereby increasing the stability and safety of the vehicle.

[0019] Better yet, buffers 16 are provided at both ends of the end beam 13, which serve to buffer when the beam reaches its limit position.

[0020] like Figure 3 As shown, the wire rope idler 3 includes two mounting frames 31 on the left and right, with an idler 32 positioned between the two mounting frames 31. The idler 32 supports the wire rope 7. Each mounting frame 31 is connected to a fixing seat 34 via a mounting plate 33, and is fixedly mounted on the main beam 2 via the fixing seat 34. More preferably, multiple sets of mounting holes are evenly distributed on the mounting frame 31 to facilitate adjustment of the height of the idler 32.

[0021] like Figure 4As shown, the lifting beam assembly 4 includes a lifting beam 42, on which a movable pulley block 44 is installed. The movable pulley block 44 is arranged opposite to the fixed pulley block 9, and the movable pulley block 44 is located below the fixed pulley block 9. The movable pulley block 44 is connected to the fixed pulley block 9 through a wire rope 7, and plays a lifting role.

[0022] Multiple lifting hook teeth 41 are provided below the lifting beam 42. Each lifting hook tooth 41 can extend into the gap of the pallet. In this way, multiple lifting hook teeth 41 can jointly hook / support an extra-long thin pipe.

[0023] Furthermore, an inner guide column 43 is provided on the lifting beam 42, and the inner guide column 43 is set perpendicular to the lifting beam 42.

[0024] A guide device 8 is provided on the outside of the moving pulley block 44 in the lifting beam assembly 4. The bottom of the guide device 8 is fixed on the lifting beam 42, and the top of the guide device 8 is fixed on the main beam 2. Better yet, the inner guide column 43 is provided inside the guide device 8.

[0025] like Figure 6 As shown, the guiding device 8 includes two guide beams 83 on the left and right, with a crossbeam 85 positioned between the two guide beams 83. A guide post fixing seat 81 is provided at the end of each guide beam 83, and the guiding device 8 is welded and fixed to the main beam 2 via the guide post fixing seat 81. A guide wheel assembly 84 is provided on the guide beam 83, and the guide wheel assembly 84 works in conjunction with the inner guide post 43 in the lifting beam assembly 4 to provide lifting guidance.

[0026] Better still, a stop 82 is provided on the upper part of the guide beam 83, and the stop 82 is the lifting mechanical limit of the lifting beam assembly 4.

[0027] like Figure 5 As shown, the lifting mechanism 5 is fixed on the main beam 2. The lifting mechanism 5 includes a motor 51, which is connected to a reducer 56 via a coupling 52. The output shaft of the reducer 56 is connected to a drum assembly 58 via a bearing seat 57. Two wire ropes 7 are wound on the drum assembly 58. They are wound parallel to the main beam 2 along the direction of the main beam from the drum assembly 58, pass through several wire rope rollers 3, and are wound to a fixed pulley assembly 9. They are then wound between the fixed pulley assembly 9 and the movable pulley assembly 44, thus serving as the lifting device beam assembly 4.

[0028] Even better, the reducer 56 is connected to a brake 54, and the brake 54 is equipped with a brake wheel 55. For safety reasons, the brake 54 is provided with a protective cover 53.

[0029] Furthermore, the lifting mechanism 5 includes a platform railing 59, and all components within the lifting mechanism 5 are housed within the platform railing 59.

[0030] The electrical control system 6 uses a PLC as the main controller, and the trolley traveling mechanism is driven by a frequency converter-driven motor. Combined with limit switches, it ensures smooth and reliable operation to the target position. The positioning system uses a laser rangefinder for measurement. The lifting mechanism employs dual protection with limit switches and rotation limit switches to prevent exceeding operating limits.

[0031] The above description is only a preferred embodiment of the present utility model. It should be noted that those skilled in the art can make several changes and improvements without departing from the overall concept of the present utility model, and these should also be considered within the protection scope of the present utility model.

Claims

1. A lifting device for lifting ultra-long, thin tubular components, characterized in that: The system includes a main beam (2), and a lifting beam assembly (4) is provided below the main beam (2); end beam assemblies (1) are provided at both ends of the main beam (2), and fixed pulley blocks (9) are provided at both ends of the main beam (2). Multiple wire rope rollers (3) are provided between the two fixed pulley blocks (9), and a lifting mechanism (5) and an electrical assembly (6) are provided on the main beam (2); the wire rope (7) wound out by the lifting mechanism (5) is connected to the lifting beam assembly (4) after passing through the fixed pulley blocks (9). The lifting beam assembly (4) includes a lifting beam (42), on which a movable pulley block (44) is installed. The movable pulley block (44) is arranged opposite to the fixed pulley block (9), and the movable pulley block (44) is located below the fixed pulley block (9). The movable pulley block (44) is connected to the fixed pulley block (9) by a wire rope (7). Multiple lifting hooks (41) are provided below the lifting beam (42), and the multiple lifting hooks (41) together hook up an extra-long thin pipe.

2. The lifting device with the function of lifting ultra-long thin tubes according to claim 1, characterized in that: The end beam assembly (1) includes an end beam (13), on which a geared motor (12) is provided, and the geared motor (12) is connected to a torque arm mount (11); at least two wheel sets (14) and a horizontal wheel set (15) are provided on the end beam (13).

3. A lifting device with the function of lifting ultra-long thin tubes according to claim 2, characterized in that: Buffers (16) are provided at both ends of the end beam (13).

4. A lifting device with the function of lifting ultra-long thin tubes according to claim 1, characterized in that: The wire rope idler (3) includes two mounting frames (31) on the left and right, and an idler (32) is provided between the two mounting frames (31); each mounting frame (31) is connected to a fixing seat (34) through a mounting plate (33), and is fixedly installed on the main beam (2) through the fixing seat (34).

5. A lifting device with the function of lifting ultra-long thin tubes according to claim 4, characterized in that: Multiple sets of mounting holes are evenly distributed on the mounting bracket (31).

6. A lifting device with the function of lifting ultra-long thin tubes according to claim 1, characterized in that: An inner guide column (43) is provided on the lifting beam (42), and the inner guide column (43) is set perpendicular to the lifting beam (42); A guide device (8) is provided on the outside of the moving pulley block (44) in the lifting beam assembly (4). The bottom of the guide device (8) is fixed on the lifting beam (42), and the top of the guide device (8) is fixed on the main beam (2). The inner guide column (43) is set inside the guide device (8). The guide device (8) includes two guide beams (83) on the left and right sides, and a guide wheel assembly (84) is provided on the guide beams (83). The guide wheel assembly (84) cooperates with the inner guide column (43) in the lifting beam assembly (4).

7. A lifting device with the function of lifting ultra-long thin tubes according to claim 6, characterized in that: A crossbeam (85) is provided between the two guide beams (83), and a guide column fixing seat (81) is provided at the end of each guide beam (83). The guide device (8) is welded and fixed to the main beam (2) through the guide column fixing seat (81).

8. A lifting device with the function of lifting ultra-long thin tubes according to claim 6, characterized in that: A stop (82) is provided on the upper part of the guide beam (83).

9. A lifting device with the function of lifting ultra-long thin tubes according to claim 1, characterized in that: The lifting mechanism (5) is fixed on the main beam (2). The lifting mechanism (5) includes a motor (51). The motor (51) is connected to the reducer (56) through a coupling (52). The output shaft of the reducer (56) is connected to the drum assembly (58) through a bearing seat (57). A wire rope (7) is wound on the drum assembly (58). The wire rope (7) is wound parallel to the main beam (2) along the direction of the main beam from the drum assembly (58), passes through several wire rope rollers (3) and winds to the fixed pulley assembly (9), and winds between the fixed pulley assembly (9) and the movable pulley assembly (44).

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