Megawatt fan blade marine transportation support
By designing a marine transportation bracket including mounting pipes, straps, clamping rods, clamp plates, mobile blocks and bevel gears, the automated and rapid fixing of fan blades and multi-model adaptation are achieved, and the problems of time-consuming, labor-intensive and cost-effective manual fixing in the prior art are solved, and transportation efficiency is improved and transportation costs are reduced.
Patent Information
- Application Number
- CN202422188018.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-06
- Publication Date
- 2025-08-22
- Estimated Expiration
- 2034-09-06
AI Technical Summary
In the prior art, the fixation of fan blades requires manual use of fasteners or bundled chains, which is time-consuming and labor-consuming, and is not suitable for fan blades of different models, increasing transportation costs.
A marine transportation bracket including mounting tubes, straps, clamping rods, clamp plates, moving blocks, mounting rings and bevel gears is designed to achieve rapid fixation of fan blades through an automated fixing process and adapt to different models of blades through an adjustment structure.
The automatic fixation of fan blades is achieved, which improves work efficiency, reduces the burden on staff, and can adapt to different models of blades, reduces the use of connectors, and reduces transportation costs.
Smart Images
Figure CN223253664U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of transport brackets, in particular to a megawatt-class wind turbine blade offshore transport bracket. Background Art
[0002] Wind energy is a renewable, green energy source. Its utilization is currently a key area of national support and an emerging industry. my country is a country with a large energy demand, so vigorously developing wind power aligns with relevant national policies and future national energy needs. Wind turbine blades, one of the three major components of a wind turbine, are the devices that directly capture wind energy. Therefore, their shape, size, and other aspects of their design have a significant impact on the generator's power output. Wind turbine blades have evolved from wooden blades to metal blades and then to fiberglass composite blades. Initially, blades were manufactured based on experience, but today, they are scientifically designed based on advanced scientific knowledge, including fluid mechanics, engineering, and aerodynamics. Blade design encompasses not only external design but also mechanical structure and strength.
[0003] In the existing technology, the fixation of wind turbine blades requires workers to manually use fasteners or bundled chains to fix them. The fixation work is time-consuming and labor-intensive, and the structural fixation during transportation is not suitable for the fixed installation of wind turbine blades of different models. Customizing different types of transport brackets for different wind turbine blades greatly increases transportation costs. Utility Model Content
[0004] The purpose of the utility model is to provide a megawatt-class wind turbine blade offshore transportation bracket to solve the problems raised in the above-mentioned background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a megawatt-class wind turbine blade offshore transport bracket, comprising a base, two groups of symmetrically distributed mounting frames are provided on both sides of the base, a mounting rod is provided in the mounting tube, both ends of the mounting rod respectively pass through the mounting tube and are rotatably connected to the mounting tube, a strap is sleeved on the mounting rod, and a clamping rod is fixedly installed on the end of the strap away from the mounting rod, a clamping slot is provided on the clamping rod, a clamping plate is provided on the base relative to the mounting tube, the clamping plate is movably clamped with the clamping rod through the clamping slot, a plurality of groups of equidistantly distributed moving blocks are provided in the base, and the plurality of groups of The moving blocks are all slidably connected to the base, and the moving blocks are provided with a mounting ring. Two groups of symmetrically distributed bidirectional screw rods are provided in the base, and two groups of cross-distributed connecting rods are provided between two adjacent groups of the moving blocks. The mounting ring is slidably connected to the moving block, and a second screw is provided in the moving block. Three groups of annularly distributed push rods are provided in the mounting ring, and the three groups of push rods are all slidably connected to the mounting ring. Three groups of threaded rods arranged opposite to the push rods are provided in the mounting ring, and a first bevel gear is sleeved on the threaded rod, and three groups of second bevel gears arranged opposite to the push rods are provided in the mounting ring, and a gear ring is provided in the mounting ring.
[0006] As a further preferred embodiment of the present technical solution, two groups of symmetrically distributed disc springs are respectively sleeved on both ends of the mounting rod, and the inner and outer ends of the two groups of disc springs are respectively fixedly connected to the mounting rod and the mounting tube, and the clamping plate is slidably connected to the base, and a first screw is provided in the base, and the two ends of the first screw respectively pass through the base and are rotatably connected to the base, and the first screw passes through the clamping plate and is threadedly connected to the clamping plate.
[0007] As a further preferred embodiment of the present technical solution, the two ends of the two groups of bidirectional screw rods respectively pass through the base and are rotatably connected to the base, and the two ends of the two groups of bidirectional screw rods respectively pass through the two groups of moving blocks at both ends and are threadedly connected to the two groups of moving blocks respectively.
[0008] As a further preferred embodiment of the present technical solution, a first slider is provided between the two groups of connecting rods, and the two groups of connecting rods are rotatably connected to the first slider through a rotating shaft. Second sliders are rotatably installed at both ends of the two groups of connecting rods, and the first slider is slidably connected to the base, and the second sliders are slidably connected to the corresponding moving blocks.
[0009] As a further preferred embodiment of the present technical solution, the left ends of the two groups of bidirectional screw rods are sleeved with synchronous wheels, and a synchronous belt is provided in the base, and the synchronous belt is respectively connected to the two groups of synchronous wheels for transmission.
[0010] As a further preferred embodiment of the present technical solution, the lower end of the second screw rod passes through the moving block and is rotatably connected to the moving block, the upper end of the second screw rod passes through the mounting ring and is threadedly connected to the mounting ring, the threaded rod is rotatably connected to the mounting ring through a bearing, and the threaded rod passes through the corresponding push rod and is threadedly connected to the push rod.
[0011] As a further preferred embodiment of the present technical solution, the second bevel gear is rotatably connected to the mounting ring via a rotating shaft, the second bevel gear is meshed with the corresponding first bevel gear, and gears are fixedly mounted on the three groups of the second bevel gears, the three groups of the gears are meshed with the gear ring, and the gear ring is rotatably connected to the mounting ring via a bearing.
[0012] The utility model provides a megawatt-class wind turbine blade offshore transportation support, which has the following beneficial effects:
[0013] (1) The utility model realizes automatic fixation of the fan blades through the provided mounting tube, binding strap, clamping rod and clamping plate auxiliary mounting ring. During the fixing process, the staff does not need to use fasteners or binding chains to manually fix the fan blades, which effectively improves work efficiency and reduces the workload of the staff. When using it, the fan blades are hoisted and passed through the middle of the mounting ring, and the second bevel gear is driven to rotate by the motor. Under the action of the gear and the gear ring, the three groups of second bevel gears are pushed synchronously, and the threaded rod is rotated by cooperating with the first bevel gear. Under the limiting action of the mounting ring, the three groups of push rods slide in the mounting ring and resist against the surface of the fan blades, completing the automatic fixation below the fan blades. At the same time, the clamping rod on the provided binding strap is connected with the clamping plate, and the mounting rod is driven to rotate by the motor, and the binding strap covering the fan blades is reeled up. The auxiliary mounting ring and push rod realize multiple fixation of the fan blades, and the use of connectors and fasteners such as bolts is reduced during the fixing process, which effectively improves work efficiency.
[0014] (2) The utility model realizes the adjustment of the bracket structure by setting up multiple groups of moving blocks and mounting rings, so that the transport bracket can be suitable for fixing different types of fan blades; during the use of the transport bracket, the two-way screw is driven by the motor to rotate, and the two groups of two-way screws are driven by the synchronous belt and the synchronous wheel to rotate synchronously, and the distance between the two groups of moving blocks at both ends is adjusted under the limiting action of the base. At the same time, the connecting rod between the two adjacent groups of moving blocks and the first slider and the second slider are used to synchronize the spacing of the multiple groups of moving blocks to meet the needs of different types of fan blades, and the height of the mounting ring in the moving block can also be adjusted accordingly. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0016] Figure 2 This is a schematic structural diagram of the binding strap of the present invention;
[0017] Figure 3 This is a schematic structural diagram of the mounting ring of the present utility model;
[0018] Figure 4 This is a schematic structural diagram of the push rod of the present invention;
[0019] In the figure: 1. Base; 2. Mounting tube; 3. Mounting rod; 4. Binding strap; 5. Clamping rod; 6. Clamping slot; 7. Clamping plate; 8. First screw; 9. Moving block; 10. Bidirectional screw; 11. Mounting ring; 12. Synchronous wheel; 13. Synchronous belt; 14. Connecting rod; 15. First slider; 16. Second slider; 17. Push rod; 18. Threaded rod; 19. First bevel gear; 20. Second bevel gear; 21. Gear; 22. Gear ring; 23. Second screw; 24. Coil spring. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.
[0021] The utility model provides a technical solution: Figure 1 and Figure 2As shown, in this embodiment, a megawatt-class wind turbine blade offshore transportation bracket includes a base 1, two groups of symmetrically distributed mounting frames are provided on both sides of the base 1, a mounting rod 3 is provided in the mounting tube 2, both ends of the mounting rod 3 respectively pass through the mounting tube 2 and are rotatably connected to the mounting tube 2, a strap 4 is sleeved on the mounting rod 3, and a clamping rod 5 is fixedly installed on the end of the strap 4 away from the mounting rod 3, and a clamping groove 6 is opened on the clamping rod 5, a clamping plate 7 is provided on the base 1 and is distributed opposite to the mounting tube 2, and the clamping plate 7 is movably clamped with the clamping rod 5 through the clamping groove 6, a plurality of groups of equidistantly distributed moving blocks 9 are provided in the base 1, and the plurality of moving blocks 9 are slidably connected to the base 1, and a mounting ring 11 is provided on the moving block 9, two groups of symmetrically distributed bidirectional screw rods 10 are provided in the base 1, and two groups of cross-distributed connecting rods 14 are provided between the two adjacent groups of moving blocks 9. The movable block 9 is slidably connected, a second screw 23 is provided in the movable block 9, three groups of annularly distributed push rods 17 are provided in the mounting ring 11, and the three groups of push rods 17 are all slidably connected to the mounting ring 11, and three groups of threaded rods 18 are arranged opposite to the push rods 17 in the mounting ring 11, and a first bevel gear 2119 is sleeved on the threaded rod 18, and three groups of second bevel gears 2120 are arranged opposite to the push rod 17 in the mounting ring 11. A gear ring 22 is provided in the mounting ring 11, and two ends of the mounting rod 3 are respectively sleeved with two groups of symmetrically distributed disc springs 24, and the inner and outer ends of the two groups of disc springs 24 are respectively fixedly connected to the mounting rod 3 and the mounting tube 2, the card plate 7 is slidably connected to the base 1, and a first screw 8 is provided in the base 1, and the two ends of the first screw 8 respectively penetrate the base 1 and are rotatably connected to the base 1, and the first screw 8 penetrates the card plate 7 and is threadedly connected to the card plate 7.
[0022] The fan blades are automatically fixed by the provided mounting tube 2, strap 4, clamping rod 5 and clamping plate 7 to assist the mounting ring 11. During the fixing process, the staff does not need to use fasteners or binding chains to manually fix the fan blades, which effectively improves work efficiency and reduces the workload of the staff.
[0023] like Figure 3 and Figure 4As shown, the two ends of the two groups of bidirectional screw rods 10 respectively pass through the base 1 and are rotatably connected to the base 1, the two ends of the two groups of bidirectional screw rods 10 respectively pass through the two groups of moving blocks 9 at both ends and are respectively threadedly connected to the two groups of moving blocks 9, a first slider 15 is provided between the two groups of connecting rods 14, the two groups of connecting rods 14 are rotatably connected to the first slider 15 through a rotating shaft, and the two ends of the two groups of connecting rods 14 are rotatably installed with a second slider 16, the first slider 15 is slidably connected to the base 1, and the second slider 16 is slidably connected to the corresponding moving block 9, the left ends of the two groups of bidirectional screw rods 10 are sleeved with a synchronous wheel 12, and a synchronous belt 13 is provided in the base 1, and the synchronous belt 13 is respectively connected to the two groups of synchronous wheels The wheel 12 is connected for transmission, the lower end of the second screw 23 passes through the moving block 9 and is rotatably connected to the moving block 9, the upper end of the second screw 23 passes through the mounting ring 11 and is threadedly connected to the mounting ring 11, the threaded rod 18 is rotatably connected to the mounting ring 11 through a bearing, the threaded rod 18 passes through the corresponding push rod 17 and is threadedly connected to the push rod 17, the second bevel gear 2120 is rotatably connected to the mounting ring 11 through a rotating shaft, the second bevel gear 2120 is meshed with the corresponding first bevel gear 2119, and the three groups of second bevel gears 2120 are fixedly mounted with gears 21, the three groups of gears 21 are meshed with the gear ring 22, and the gear ring 22 is rotatably connected to the mounting ring 11 through a bearing.
[0024] The bracket structure is adjusted by the multiple groups of moving blocks 9 and mounting rings 11, so that the transport bracket can be suitable for fixing different types of wind turbine blades. During the use of the transport bracket, the bidirectional screw 10 is driven by the motor to rotate, and the two groups of bidirectional screws 10 are driven by the synchronous belt 13 and the synchronous wheel 12 to rotate synchronously. Under the limiting action of the base 1, the distance between the two groups of moving blocks 9 at both ends is adjusted. At the same time, the connecting rod 14 between the two adjacent groups of moving blocks 9 and the first slider 15 and the second slider 16 are used to synchronize the spacing of the multiple groups of moving blocks 9 to meet the needs of wind turbine blades of different models, and the height of the mounting ring 11 in the moving block 9 can also be adjusted accordingly.
[0025] The utility model provides a megawatt-class wind turbine blade offshore transportation bracket, and its specific working principle is as follows: when using it, the wind turbine blade is hoisted and passed through the middle of the mounting ring 11, and the second bevel gear 2120 is driven to rotate by the motor. Under the action of the gear 21 and the gear ring 22, the three groups of second bevel gears 2120 are synchronously pushed, and the threaded rod 18 is rotated in conjunction with the first bevel gear 2119. Under the limiting action of the mounting ring 11, the three groups of push rods 17 slide in the mounting ring 11 and resist against the surface of the wind turbine blade, completing the automatic fixation below the wind turbine blade. At the same time, the upper clamping rod 5 of the strap 4 is clamped with the clamping plate 7, and the mounting rod 3 is driven to rotate by the motor to cover the strap 4 on the wind turbine blade. During the winding operation, the auxiliary mounting ring 11 and the push rod 17 realize multiple fixations of the fan blades, reducing the use of connectors and fasteners such as bolts during the fixation process, and effectively improving work efficiency. During the use of the transport bracket, the bidirectional screw rod 10 is driven by the motor to rotate, and the two sets of bidirectional screw rods 10 are driven by the synchronous belt 13 and the synchronous wheel 12 to rotate synchronously. Under the limiting action of the base 1, the distance between the two sets of moving blocks 9 at both ends is adjusted. At the same time, the connecting rod 14 between the two adjacent sets of moving blocks 9 and the first slider 15 and the second slider 16 are used to make the multiple sets of moving blocks 9 change their spacing synchronously to meet the needs of fan blades of different models, and the height of the mounting ring 11 in the moving block 9 can also be adjusted accordingly.
[0026] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A megawatt-class wind turbine blade offshore transport support, comprising a base (1), characterized in that: Two groups of symmetrically distributed mounting frames are provided on both sides of the base (1); a mounting rod (3) is provided in the mounting tube (2); both ends of the mounting rod (3) respectively pass through the mounting tube (2) and are rotatably connected to the mounting tube (2); a strap (4) is sleeved on the mounting rod (3); a clamping rod (5) is fixedly installed on one end of the strap (4) away from the mounting rod (3); a clamping groove (6) is provided on the clamping rod (5); a clamping plate (7) distributed relative to the mounting tube (2) is provided on the base (1); the clamping plate (7) is movably clamped with the clamping rod (5) through the clamping groove (6); a plurality of groups of equally distributed moving blocks (9) are provided in the base (1); the plurality of groups of moving blocks (9) are slidably connected to the base (1); a mounting ring (11) is provided on the moving block (9); the base ( 1) is provided with two groups of symmetrically distributed bidirectional screw rods (10), two groups of cross-distributed connecting rods (14) are provided between two adjacent groups of moving blocks (9), the mounting ring (11) is slidably connected to the moving block (9), a second screw rod (23) is provided in the moving block (9), three groups of annularly distributed push rods (17) are provided in the mounting ring (11), the three groups of push rods (17) are all slidably connected to the mounting ring (11), the mounting ring (11) is provided with three groups of threaded rods (18) arranged opposite to the push rods (17), the threaded rods (18) are sleeved with first bevel gears (21) (19), the mounting ring (11) is provided with three groups of second bevel gears (21) (20) arranged opposite to the push rods (17), and the mounting ring (11) is provided with a gear ring (22).
2. The megawatt-class wind turbine blade offshore transport bracket according to claim 1, characterized in that: Two groups of symmetrically distributed coil springs (24) are respectively sleeved on both ends of the mounting rod (3), and the inner and outer ends of the two groups of coil springs (24) are respectively fixedly connected to the mounting rod (3) and the mounting tube (2). The clamping plate (7) is slidably connected to the base (1). A first screw rod (8) is provided in the base (1), and the two ends of the first screw rod (8) respectively penetrate the base (1) and are rotatably connected to the base (1). The first screw rod (8) penetrates the clamping plate (7) and is threadedly connected to the clamping plate (7).
3. The megawatt-class wind turbine blade offshore transport support according to claim 1, characterized in that: The two ends of the two groups of bidirectional screw rods (10) respectively pass through the base (1) and are rotatably connected to the base (1); the two ends of the two groups of bidirectional screw rods (10) respectively pass through the two groups of moving blocks (9) at the two ends and are threadedly connected to the two groups of moving blocks (9).
4. The megawatt-class wind turbine blade offshore transport support according to claim 1, characterized in that: A first slider (15) is provided between the two groups of connecting rods (14). The two groups of connecting rods (14) are rotatably connected to the first slider (15) via a rotating shaft. Second sliders (16) are rotatably installed at both ends of the two groups of connecting rods (14). The first slider (15) is slidably connected to the base (1), and the second sliders (16) are slidably connected to the corresponding moving blocks (9).
5. The megawatt-class wind turbine blade offshore transport support according to claim 1, characterized in that: The left ends of the two groups of bidirectional screw rods (10) are both sleeved with synchronous wheels (12), and a synchronous belt (13) is provided in the base (1), and the synchronous belt (13) is respectively connected to the two groups of synchronous wheels (12) for transmission.
6. The megawatt-class wind turbine blade offshore transport support according to claim 1, characterized in that: The lower end of the second screw rod (23) passes through the moving block (9) and is rotatably connected to the moving block (9); the upper end of the second screw rod (23) passes through the mounting ring (11) and is threadedly connected to the mounting ring (11); the threaded rod (18) is rotatably connected to the mounting ring (11) through a bearing; the threaded rod (18) passes through the corresponding push rod (17) and is threadedly connected to the push rod (17).
7. The megawatt-class wind turbine blade offshore transport support according to claim 1, characterized in that: The second bevel gear (21) (20) is rotatably connected to the mounting ring (11) via a rotating shaft, and the second bevel gear (21) (20) is meshedly connected to the corresponding first bevel gear (21) (19). The three groups of the second bevel gears (21) (20) are all fixedly mounted with gears (21), and the three groups of the gears (21) are all meshedly connected to the gear ring (22), and the gear ring (22) is rotatably connected to the mounting ring (11) via a bearing.