Underwater hydraulic jet dredging device for offshore wind power

Abstract

The utility model discloses an underwater water pressure jet desilting device for offshore wind power, which is used for laying and maintaining an offshore wind power auxiliary submarine cable and cleaning sludge covering the surface of the submarine cable, and comprises a lifting mechanism, a middle hollow rod is arranged at the lower end of the lifting mechanism, a connecting pipe is arranged at the upper end of the middle hollow rod, and the connecting pipe is communicated with a booster pump. Fixing blocks are symmetrically installed at the lower end of the middle hollow rod, a fixing block is installed on the outer side of the lower end of the auxiliary hollow rod, a threaded groove is formed in the lower end of each fixing block, a threaded connector is arranged in each threaded groove, and a rotating block is installed at the lower end of each threaded connector; a connecting plate is installed on the inner side of the lower end of the auxiliary hollow rod, and a round hole is formed in the connecting plate. According to the utility model, a plurality of auxiliary hollow rods are installed according to the actual working requirements to increase the flushing area, the applicability is strong, meanwhile, the angle of the spray head can be adjusted and the impact angle can be controlled according to the working requirements, and the device is convenient and fast to use and strong in applicability.

Description

Technical Field

[0001] The utility model relates to the field of underwater dredging, in particular to an underwater hydraulic jet dredging device for offshore wind power. Background Art

[0002] The working principle of the underwater hydraulic jet dredging device used for offshore wind power is mainly based on the principle of hydraulics. It uses the high-pressure water flow generated by a high-pressure water pump to spray the silt and waste at the bottom of the water area through a special nozzle. The impact force of the water flow is used to flush, loosen and remove the silt and waste from the original location, thereby achieving the purpose of dredging. The existing jet dredging device has a fixed flushing area and needs to be moved back and forth to increase the flushing area, which is time-consuming and labor-intensive. The flushing area cannot be adjusted according to actual work needs and has poor applicability. Therefore, those skilled in the art provide an underwater hydraulic jet dredging device for offshore wind power to solve the problems raised in the above background technology. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides an underwater hydraulic jet silt removal device for offshore wind power, which is used for the laying and maintenance of offshore wind power auxiliary submarine cables and for cleaning the silt covering the surface of the submarine cables. The device comprises a lifting mechanism, wherein an intermediate hollow rod is installed at the lower end of the lifting mechanism, a connecting pipe is installed at the upper end of the intermediate hollow rod, and the connecting pipe is connected to a booster pump, an auxiliary hollow rod is arranged on the side of the intermediate hollow rod, and a plurality of nozzles are installed at the rear ends of the intermediate hollow rod and the auxiliary hollow rod;

[0004] A fixed block is symmetrically installed at the lower end of the middle hollow rod, a fixed block is installed on the outer side of the lower end of the auxiliary hollow rod, a threaded groove is opened at the lower end of the fixed block, a threaded connector is set inside the threaded groove, a rotating block is installed at the lower end of the threaded connector, a rolling ball is installed at the upper end of the rotating block, a connecting plate is installed on the inner side of the lower end of the auxiliary hollow rod, and a round hole is opened inside the connecting plate.

[0005] Preferably, a quarter-circular plate is symmetrically installed on the upper end of the middle hollow rod, a quarter-circular plate is installed on the outer side of the upper end of the auxiliary hollow rod, an arc-shaped sliding hole is provided inside the quarter-circular plate, and a scale line is installed on the upper end of the quarter-circular plate.

[0006] Preferably, a threaded column is installed on the inner side of the upper end of the auxiliary hollow rod, and a nut is sleeved on the outer surface of the threaded column.

[0007] Preferably, fixed hoses are installed at both left and right ends of the middle hollow rod and the outer end of the auxiliary hollow rod, a valve is installed on the outer surface of the fixed hose, and a connector is installed at the inner end of the auxiliary hollow rod.

[0008] Preferably: the lifting mechanism includes a hollow plate and a threaded rod, the threaded rod is arranged inside the hollow plate, the upper end of the threaded rod is installed with a motor 1, the outer surface of the threaded rod is threadedly connected to the moving block, the lower end of the moving block is symmetrically installed with an extension rod, and the extension rod passes through the hollow plate and is fixedly connected to the matching block.

[0009] Preferably, the second motor is mounted on the upper end of the matching block, the second motor is mounted on the lower end of the rotating block, and the rotating block is fixedly connected to the middle hollow rod.

[0010] The technical effects and advantages of this utility model are:

[0011] The utility model installs multiple auxiliary hollow rods to increase the flushing area according to actual work needs, and has strong applicability. At the same time, it can adjust the angle of the nozzle according to work needs and control the impact angle, which is convenient, fast and has strong applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of this application;

[0013] Figure 2 It is a structural diagram of the lifting mechanism of this application;

[0014] Figure 3 It is a schematic structural diagram of the middle hollow rod and the auxiliary hollow rod of the present application;

[0015] Figure 4 It is a structural diagram of the fixed block of this application;

[0016] In the picture:

[0017] 1. Lifting mechanism; 2. Hollow plate; 3. Threaded rod; 4. Motor 1; 5. Moving block; 6. Extending rod; 7. Matching block; 8. Motor 2; 9. Rotating block;

[0018] 10. Middle hollow rod; 11. Connecting pipe; 12. Auxiliary hollow rod; 13. Sprinkler; 14. Fixed hose; 15. Valve; 16. Connector; 17. Quarter-circle plate; 18. Arc-shaped sliding hole; 19. Scale line;

[0019] 20. Threaded column; 21. Nut; 22. Fixed block; 23. Threaded groove; 24. Rotating block; 25. Threaded connector; 26. Ball; 27. Connecting plate. DETAILED DESCRIPTION

[0020] The present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for purposes of illustration and description and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention and to enable those skilled in the art to understand the present invention and design various embodiments with various modifications suitable for specific applications.

[0021] See also Figures 1 to 4 In this embodiment, an underwater hydraulic jet silt clearing device for offshore wind power is provided, which is used for laying and repairing offshore wind power auxiliary submarine cables and cleaning the silt covering the surface of the submarine cables. The device comprises a lifting mechanism 1, wherein an intermediate hollow rod 10 is installed at the lower end of the lifting mechanism 1, a connecting pipe 11 is installed at the upper end of the intermediate hollow rod 10, and the connecting pipe 11 is connected to the booster pump. The lifting mechanism 1 comprises a hollow plate 2 and a threaded rod 3. The threaded rod 3 is arranged inside the hollow plate 2, a motor 4 is installed at the upper end of the threaded rod 3, a moving block 5 is threadedly connected to the outer surface of the threaded rod 3, an extension rod 6 is symmetrically installed at the lower end of the moving block 5, and the extension rod 6 passes through the hollow plate 2 and is fixedly connected to the matching block 7. A motor 2 is installed at the upper end of the matching block 7, a rotating block 9 is installed at the lower end of the motor 2 8, and the rotating block 9 is fixedly connected to the intermediate hollow rod 10. An auxiliary hollow rod 12 is arranged on the side of the intermediate hollow rod 10, and a plurality of nozzles 13 are installed at the rear ends of the intermediate hollow rod 10 and the auxiliary hollow rod 12. A fixed hose 14 is installed on the outer end of the auxiliary hollow rod 12, a valve 15 is installed on the outer surface of the fixed hose 14, a connector 16 is installed on the inner end of the auxiliary hollow rod 12, a quarter-circular plate 17 is symmetrically installed on the upper end of the middle hollow rod 10, a quarter-circular plate 17 is installed on the outer side of the upper end of the auxiliary hollow rod 12, an arc-shaped sliding hole 18 is provided inside the quarter-circular plate 17, a scale line 19 is installed on the upper end of the quarter-circular plate 17, a threaded column 20 is installed on the inner side of the upper end of the auxiliary hollow rod 12, a nut 21 is sleeved on the outer surface of the threaded column 20, a fixed block 22 is symmetrically installed on the lower end of the middle hollow rod 10, a fixed block 22 is installed on the outer side of the lower end of the auxiliary hollow rod 12, a threaded groove 23 is provided at the lower end of the fixed block 22, a threaded connector 25 is provided inside the threaded groove 23, a rotating block 24 is installed at the lower end of the threaded connector 25, a rolling ball 26 is installed on the upper end of the rotating block 24, a connecting plate 27 is installed on the inner side of the lower end of the auxiliary hollow rod 12, and a circular hole is provided inside the connecting plate 27.

[0022] The working principle of the present utility model is as follows: according to actual working requirements, multiple auxiliary hollow rods 12 are installed to increase the flushing area, the fixed hose 14 and the connector 16 are connected, and then the connecting plate 27 of the auxiliary hollow rod 12 is sleeved on the outer surface of the fixed block 22 of the middle hollow rod 10, and then the threaded connector 25 is screwed into the thread groove 23, so that the rolling ball 26 abuts against the connecting plate 27, so that the auxiliary hollow rod 12 is installed on both sides of the middle hollow rod 10, and at the same time the threaded column 20 passes through the arc-shaped sliding hole 18;

[0023] Then, the angle of the nozzle 13 is adjusted according to the working requirements to control the impact angle. The auxiliary hollow rod 12 is pushed to rotate and adjust the angle. The connecting plate 27 rolls on the ball 26. At the same time, the threaded column 20 moves in the arc-shaped sliding hole 18. When the angle of the auxiliary hollow rod 12 is adjusted, the nut 21 is turned to press against the quarter-circular plate 17 to fix the position of the auxiliary hollow rod 12, thereby fixing the angle of the nozzle 13.

[0024] Then, the motor 14 drives the threaded rod 3 to rotate, the threaded rod 3 drives the moving block 5 to descend, the moving block 5 drives the matching block 7 to descend through the extending rod 6, and the matching block 7 drives the middle hollow rod 10 and the auxiliary hollow rod 12 to synchronously descend into the water through the rotating block 9. The water source is transported to the middle hollow rod 10 through the booster pump and the connecting pipe 11. At the same time, the water source is transported to the auxiliary hollow rod 12 through the fixed hose 14 and the connecting head 16, and the water is sprayed out through the nozzle 13 for flushing.

[0025] Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without making any creative efforts should fall within the scope of protection of the present invention. Structures, devices, and operating methods not specifically described and explained in this utility model shall be implemented in accordance with conventional means in the field unless otherwise specified or limited.

Claims

1. An underwater hydraulic jet desilting device for offshore wind power, comprising a lifting mechanism (1), characterized in that: The lower end of the lifting mechanism (1) is equipped with an intermediate hollow rod (10), the upper end of the intermediate hollow rod (10) is equipped with a connecting pipe (11), and the connecting pipe (11) is connected to the booster pump. An auxiliary hollow rod (12) is provided on the side of the intermediate hollow rod (10), and a plurality of nozzles (13) are installed at the rear ends of the intermediate hollow rod (10) and the auxiliary hollow rod (12); A fixed block (22) is symmetrically mounted on the lower end of the middle hollow rod (10); the fixed block (22) is mounted on the outer side of the lower end of the auxiliary hollow rod (12); a thread groove (23) is provided at the lower end of the fixed block (22); a threaded connector (25) is provided inside the threaded groove (23); a rotating block (24) is mounted on the lower end of the threaded connector (25); a rolling ball (26) is mounted on the upper end of the rotating block (24); a connecting plate (27) is mounted on the inner side of the lower end of the auxiliary hollow rod (12); and a circular hole is provided inside the connecting plate (27).

2. The underwater hydraulic jet desilting device for offshore wind power according to claim 1, characterized in that: A quarter-circular plate (17) is symmetrically mounted on the upper end of the middle hollow rod (10), and a quarter-circular plate (17) is mounted on the outer side of the upper end of the auxiliary hollow rod (12). An arc-shaped sliding hole (18) is provided inside the quarter-circular plate (17), and a scale line (19) is mounted on the upper end of the quarter-circular plate (17).

3. The underwater hydraulic jet desilting device for offshore wind power according to claim 1, characterized in that: A threaded column (20) is installed on the inner side of the upper end of the auxiliary hollow rod (12), and a nut (21) is sleeved on the outer surface of the threaded column (20).

4. The underwater hydraulic jet desilting device for offshore wind power according to claim 1, characterized in that: The left and right ends of the middle hollow rod (10) and the outer end of the auxiliary hollow rod (12) are both installed with fixed hoses (14), a valve (15) is installed on the outer surface of the fixed hose (14), and a connector (16) is installed on the inner end of the auxiliary hollow rod (12).

5. The underwater hydraulic jet desilting device for offshore wind power according to claim 1, characterized in that: The lifting mechanism (1) comprises a hollow plate (2) and a threaded rod (3). The threaded rod (3) is arranged inside the hollow plate (2). A motor (4) is installed on the upper end of the threaded rod (3). The outer surface of the threaded rod (3) is threadedly connected to a moving block (5). The lower end of the moving block (5) is symmetrically installed with an extension rod (6), and the extension rod (6) passes through the hollow plate (2) and is fixedly connected to a matching block (7).

6. The underwater hydraulic jet desilting device for offshore wind power according to claim 5, characterized in that: The upper end of the matching block (7) is equipped with a second motor (8), the lower end of the second motor (8) is equipped with a rotating block (9), and the rotating block (9) is fixedly connected to the middle hollow rod (10).

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