A buoy detection device for offshore wind power

By designing a floating tube detection device for offshore wind power including a detection and cleaning mechanism and a detection mechanism, the problems of low detection efficiency and difficult to guarantee the accuracy in the prior art are solved, and efficient, accurate and safe detection effects are achieved.

CN119844313BActive Publication Date: 2025-05-16TIANJIN UNIVERSITY OF TECHNOLOGY
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Patent Information

Application Number
CN202510322377.7
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-03-19
Publication Date
2025-05-16
Estimated Expiration
2045-03-19

AI Technical Summary

Technical Problem

The prior art has low efficiency, high cost, high safety risks in offshore wind buoy detection, and difficult to ensure detection accuracy, especially in the detection of complex parts.

Method used

A floating cylindrical detection device for offshore wind power is designed, including a triangular chassis, a floating cylindrical drum, a support plate, a support column, a detection and cleaning mechanism and a detection mechanism. Through the up and down sliding of the support mechanism, the detection and cleaning mechanism and the detection mechanism move simultaneously, comprehensive inspection and cleaning of the float and support column are realized.

Benefits of technology

It realizes efficient, accurate and safe floating tube and support column inspection, avoids the risk of manual inspection, improves detection accuracy and efficiency, and extends the service life of the equipment.

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Abstract

The present invention relates to the technical field of detection devices, and in particular to a buoy detection device for offshore wind power, comprising a buoy, wherein the buoy is fixedly arranged between a triangular base frame and a support plate, a support column is fixedly arranged at the axis center of the top surface of the support plate, a wind turbine is fixedly arranged at the top of the support column; a connection box is fixedly arranged on the bottom surface of the support plate; a support mechanism is provided on the outer sleeve of the buoy, a lifting mechanism for driving the support mechanism to slide up and down is provided in the connection box, and a detection and cleaning mechanism rotatably sleeved on the outer periphery of the buoy is provided on the support mechanism. The present invention can make the detection and cleaning mechanism and the detection mechanism move up and down synchronously through the up and down sliding setting of the support mechanism, clean the buoy through the detection and cleaning mechanism to ensure its cleanliness, and can rotate around the buoy with the wind, so as to comprehensively detect the buoy, realize efficient, accurate and safe detection of the buoy and the support column, and can be processed immediately to increase the service life.
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Description

Technical Field

[0001] The present invention relates to the technical field of detection devices, and in particular to a buoy detection device for offshore wind power. Background Art

[0002] With the rapid development of offshore wind power industry, the safety and reliability of buoys, as important supporting structures of offshore wind turbines, are directly related to the operational stability of the entire wind farm. In the long-term marine environment, buoys are subject to the influence of various factors such as seawater corrosion, marine organism attachment, and external force impact, and are prone to structural damage and reduced sealing.

[0003] However, the inspection of offshore wind power buoys mainly relies on manual diving inspection or close inspection by ships carrying inspection equipment. Manual diving inspection is not only inefficient and costly, but also poses a great risk to the safety of divers; inspection by ship-mounted inspection equipment is greatly affected by environmental factors such as waves and currents, and the inspection accuracy is difficult to guarantee. In addition, there are blind spots for the inspection of some complex parts of the buoy. Therefore, there is an urgent need for an efficient, accurate and safe offshore wind power buoy inspection device. Summary of the invention

[0004] The present invention aims at the deficiencies in the prior art and provides the following technical solutions:

[0005] A buoy detection device for offshore wind power comprises a triangular base frame, a buoy, a support plate and a support column, wherein the buoy is fixedly arranged between the triangular base frame and the support plate, the support column is fixedly arranged at the axis center of the top surface of the support plate, and a wind turbine is fixedly arranged on the top of the support column; a connecting box is fixedly arranged on the bottom surface of the support plate; a supporting mechanism is arranged on the outer periphery of the buoy, a jacking mechanism for driving the supporting mechanism to slide up and down is arranged in the connecting box, and a detection and cleaning mechanism rotatably sleeved on the periphery of the buoy is arranged on the supporting mechanism, and the detection and cleaning mechanism is used for performing corrosion detection and cleaning on the outer surface of the buoy; the jacking mechanism comprises a guide rail and a tooth chain, the guide rail is fixedly arranged in the connecting box, the tooth chain is slidably connected to the guide rail, and the tooth chains are meshed with each other in a snap-fitting manner and move up and down in a straight line, and the bottom end of the tooth chain is fixedly connected to the supporting mechanism; a detection mechanism is arranged on the outer periphery of the support column and moves as the supporting mechanism slides up and down.

[0006] As an improvement of the above technical solution, an arc plate is fixedly provided on the top surface of the support plate, and the top surface of the arc plate is an arc-shaped structure.

[0007] As an improvement of the above technical solution, a reinforcing fixing rod is fixedly arranged between the triangular base frame and the support plate.

[0008] As an improvement of the above technical solution, the support mechanism includes a support frame, which is in a Y-shaped structure, and the ends of the support frame are both sleeved on the periphery of the buoy.

[0009] As an improvement of the above technical solution, the detection mechanism includes a support slide rod and a detection ring. The detection ring is sleeved on the periphery of the support column, the support slide rod is fixedly connected to the bottom surface of the detection ring, the bottom end of the support slide rod passes through the support plate and is fixedly connected to the support frame, and the support slide rod and the support plate are slidably connected.

[0010] As an improvement of the above technical solution, the lifting mechanism also includes a mounting plate, a triangular rod and meshing teeth. The mounting plate is fixedly connected in the connecting box, the guide rail is fixedly set on the mounting plate, the triangular rod is fixedly set on the adjacent surfaces of the tooth chain, the meshing teeth are fixedly set on the triangular rod, the meshing teeth are meshed in connection with adjacent teeth, and the bottom end of the tooth chain is fixedly connected to the support frame.

[0011] As an improvement of the above technical solution, the detection and cleaning mechanism includes a detection component and a cleaning component, the detection component includes a bearing, a first detection probe and a second detection probe, the outer ring of the bearing is fixedly connected to the support frame, the second detection probe is fixedly connected to the outer ring of the bearing, the first detection probe is fixedly connected to the inner ring of the bearing, the first detection probe is fixedly provided with a first cleaning scraper for scraping dust off the second detection probe, and the outer ring of the bearing is fixedly provided with a second cleaning scraper for scraping dust off the first detection probe.

[0012] As an improvement of the above technical solution, the cleaning component includes a brush, which is fixedly connected to the inner wall of the bearing inner ring and is equidistantly arranged along the circumference of the inner wall of the bearing inner ring.

[0013] As an improvement of the above technical solution, fan blades are fixedly arranged on the bottom surface of the inner ring of the bearing.

[0014] Beneficial effects of the present invention:

[0015] Through the up and down sliding setting of the supporting mechanism, the detection and cleaning mechanism and the detection mechanism can move up and down synchronously, and the detection and cleaning mechanism can clean the float to ensure its cleanliness, and can rotate around the float with the wind, so as to comprehensively detect the float, and the support column can be detected by the detection mechanism to ensure the safety of the float and the support column, and can comprehensively detect, and through cleaning, it can be avoided that the detection of impurities affects the detection result, improves the detection efficiency, and can avoid the process of manual detection, and the detection accuracy is high, and it can be comprehensively detected, and can realize efficient, accurate and safe detection of the float and the support column, and can be processed in time to increase the service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the present invention;

[0017] Figure 2This is a position relationship diagram of the support frame and the detection ring of the present invention;

[0018] Figure 3 A bottom view of the connection box of the present invention;

[0019] Figure 4 It is a cross-sectional view of the connection box of the present invention;

[0020] Figure 5 For the present invention Figure 4 A schematic diagram of the enlarged structure of the middle A area;

[0021] Figure 6 This is an enlarged view of the position relationship of the toothed chain of the present invention;

[0022] Figure 7 It is a schematic diagram of the enlarged structure of the meshing teeth of the present invention;

[0023] Figure 8 It is a schematic diagram of the enlarged structure of the guide rail of the present invention;

[0024] Fig. 9 It is an enlarged view of the bearing structure of the present invention;

[0025] Fig.10 For the present invention Fig. 9 Schematic diagram of the enlarged structure of the middle B area;

[0026] Fig.11 It is an enlarged bottom view of the bearing of the present invention.

[0027] Figure numerals: 1. triangular base frame; 11. buoy; 111. reinforcing fixing rod; 2. support plate; 21. arc plate; 22. support column; 3. wind turbine; 4. support frame; 41. supporting slide rod; 411. detection ring; 42. bearing; 421. brush; 422. first detection probe; 4221. first cleaning scraper; 423. second detection probe; 424. second cleaning scraper; 425. fan blade; 5. connecting box; 51. mounting plate; 511. guide rail; 6. tooth chain; 61. triangular rod; 611. meshing teeth. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the present invention more clear, the present invention is further described in detail below. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0029] Please refer to Figure 1-Figure 11 As shown, the present invention provides a buoy detection device for offshore wind power, comprising a triangular base frame 1, a buoy 11, a support plate 2 and a support column 22, wherein the buoy 11 is fixedly arranged between the triangular base frame 1 and the support plate 2, the support column 22 is fixedly arranged at the axis center of the top surface of the support plate 2, and a wind turbine 3 is fixedly arranged at the top of the support column 22;

[0030] A connection box 5 is fixedly arranged on the bottom surface of the support plate 2;

[0031] A support mechanism is provided on the outer periphery of the buoy 11, a lifting mechanism driving the support mechanism to slide up and down is provided in the connection box 5, and a detection and cleaning mechanism rotatably provided on the support mechanism and arranged on the outer periphery of the buoy 11 is provided, and the detection and cleaning mechanism is used to perform corrosion detection and cleaning on the outer surface of the buoy 11;

[0032] The lifting mechanism includes a guide rail 511 and a toothed chain 6. The guide rail 511 is fixedly arranged in the connection box 5. The toothed chain 6 is slidably connected to the guide rail 511. The toothed chains 6 are mutually engaged and snap-fitted to move up and down in a straight line. The bottom end of the toothed chain 6 is fixedly connected to the supporting mechanism.

[0033] The outer periphery of the support column 22 is provided with a detection mechanism which moves along with the up and down sliding of the support mechanism.

[0034] In this case, if Figure 1 It can be clearly seen that the shape of the triangular frame 1 is a triangular structure, and the support plate 2 is a triangular structure. The buoy 11 is fixedly arranged between the triangular frame 1 and the support plate 2 to support the support plate 2, and a wind turbine 3 is fixedly arranged on the top surface of the support plate 2 through a support column 22. The wind turbine 3 is used to generate electricity at sea, and the buoy 11 can ensure floating on the sea. Figure 1 It can be seen that the buoy 11 is set in a triangular shape and fixed on the triangular base frame 1, and the distance between adjacent buoys 11 is the same to prevent tilting when in a floating state at sea, thereby improving the floating stability of the entire device.

[0035] The setting of the jacking mechanism can drive the supporting mechanism to slide up and down on the periphery of the buoy 11. A detection and cleaning mechanism is provided on the supporting mechanism and is rotatably sleeved on the periphery of the buoy 11. The detection and cleaning mechanism can not only clean the periphery of the buoy 11, but also detect it to ensure its supporting characteristics. By cleaning the buoy 11, more debris can be prevented from adhering to the periphery of the buoy 11, so as to ensure its cleanliness and prevent corrosion. Moreover, by detecting the buoy 11, it can quickly detect whether the buoy 11 is damaged, and even if remedial measures are taken, it can prevent the power generation efficiency of the wind turbine 3 from being affected.

[0036] Among them, a detection mechanism is provided on the outer periphery of the support column 22 and moves as the support mechanism slides up and down. The detection mechanism can move as the support mechanism slides up and down to detect the support column 22 to prevent the support column 22 from being damaged and increase its service life.

[0037] The detection and cleaning mechanism is rotatably sleeved on the periphery of the buoy 11, and can comprehensively detect the buoy 11 to ensure detection efficiency.

[0038] Through the up and down sliding setting of the supporting mechanism, the detection and cleaning mechanism and the detection mechanism can move up and down synchronously, and the detection and cleaning mechanism can clean the buoy 11 to ensure its cleanliness, and can rotate around the buoy 11 with the wind, so as to comprehensively detect the buoy 11, and the support column 22 can be detected by the detection mechanism to ensure the safety of the buoy 11 and the support column 22, and can comprehensively detect, and through cleaning, it can be avoided that the detection result is affected by the detection of impurities, thereby improving the detection efficiency, and avoiding the process of manual detection, and the detection accuracy is high, and comprehensive detection can be achieved, so that efficient, accurate and safe detection of the buoy 11 and the support column 22 can be achieved, and timely processing can be carried out to improve the service life.

[0039] Supplementary explanation: The rotation setting of the detection and cleaning mechanism does not have an external driving source, and it rotates mainly through the blowing of wind. Water waves are often generated in the ocean, and the impact of water waves can also make it rotate, ensuring the rotation action of the detection and cleaning mechanism around the buoy 11, so as to realize comprehensive detection of the buoy 11.

[0040] Among them, the lifting mechanism includes a guide rail 511 and a toothed chain 6. The guide rail 511 is fixedly arranged in the connecting box 5. The toothed chain 6 is slidably connected to the guide rail 511, and the toothed chains 6 are meshed and connected with each other and move up and down in a straight line. With this structure, when the toothed chains 6 are arranged, they can mesh and connect with each other after passing through the bottom surface of the connecting box 5, so that they can move up and down in a straight line, so as to drive the supporting mechanism to slide up and down, realize the up and down movement of the float 11, and can carry out comprehensive detection with the rotation of the detection and cleaning mechanism, thereby improving the detection efficiency.

[0041] Supplementary explanation: Since the bottom of the buoy 11 is at sea level, the bottom part of the buoy 11 will be in the sea and submerged by sea water. This will cause the bottom of the buoy 11 to be eroded by sea water for a long time. The cleaning of the detection cleaning mechanism can clean up the attached debris attached to the outer periphery of the buoy 11 to prevent the buoy 11 from being subjected to long-term corrosion and improve the service life. When it is below sea level, it will not be affected during the detection process. This type of detection scanning probe is a prior art and can also be used for detection under the water surface. In the present invention, the detection process of the buoy 11 will not be submerged by sea water and affect the detection result, and the buoy 11 can be detected more accurately and efficiently with the cleaning.

[0042] like Figure 1 As shown, an arc plate 21 is fixedly provided on the top surface of the support plate 2, and the top surface of the arc plate 21 is an arc-shaped structure.

[0043] By setting the arc structure on the top surface of the arc plate 21, Figure 1It can be seen from the figure that the top surface of the arc plate 21 is in an arc shape, with the axis being the highest point and the edge being the lowest point. This arc shape can prevent seawater from being retained on the top surface of the arc plate 21. When sea waves appear, water will impact the top surface of the arc plate 21. This arc shape can make the water that impacts the top surface of the arc plate 21 slide down, avoiding water retention and preventing long-term erosion by seawater.

[0044] like Figure 1 As shown, a reinforcing fixing rod 111 is fixedly arranged between the triangular base frame 1 and the support plate 2 .

[0045] In the attached Figure 1 The state of the reinforcing fixing rod 111 and the state of the triangular frame 1 can be seen. The triangular frame 1 is a triangular structure with an empty middle. The reinforcing fixing rod 111 is fixedly set at the three sides of the triangular frame 1, and the buoy 11 is fixedly set at the triangle of the triangular frame 1.

[0046] like Figure 1 and Figure 2 As shown, the support mechanism includes a support frame 4 , which is in a Y-shaped structure, and the ends of the support frame 4 are sleeved on the periphery of the buoy 11 .

[0047] The Y-shaped structure of the support frame 4 is arranged to adapt to the arrangement position of the buoy 11 so as to support and position the detection mechanism and the detection and cleaning mechanism.

[0048] like Figure 1 and Figure 2 As shown, the detection mechanism includes a support slide rod 41 and a detection ring 411. The detection ring 411 is sleeved on the outer periphery of the support column 22. The support slide rod 41 is fixedly connected to the bottom surface of the detection ring 411. The bottom end of the support slide rod 41 passes through the support plate 2 and is fixedly connected to the support frame 4. The support slide rod 41 and the support plate 2 are slidably connected.

[0049] The support slide bar 41 is provided to connect the detection ring 411 and the support frame 4. When the support frame 4 is in the process of sliding up and down, the detection ring 411 can be driven to move through the support slide bar 41, so that the detection ring 411 slides up and down around the support column 22, and the support column 22 is detected through the detection ring 411.

[0050] Supplementary explanation: A cleaning brush for cleaning the periphery of the support column 22 is provided on the inner wall of the detection ring 411. The support column 22 is cleaned by the cleaning brush, wherein the cleaning brush is not drawn in the attached drawings. This cleaning method is the same as the cleaning method of the detection cleaning mechanism, so it is not drawn in the attached drawings. The cleaning of the cleaning brush can ensure the cleanliness of the support column 22, and a detection scanning head is provided on the detection ring 411 for detecting the support column 22. The support column 22 is scanned and inspected after cleaning to prevent the support column 22 from being corroded and cracked, so that it can be processed in time to improve the service life.

[0051] like Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8 As shown, the lifting mechanism also includes a mounting plate 51, a triangular rod 61 and meshing teeth 611. The mounting plate 51 is fixedly connected in the connecting box 5, the guide rail 511 is fixedly set on the mounting plate 51, the triangular rod 61 is fixedly set on the adjacent surface of the tooth chain 6, the meshing teeth 611 are fixedly set on the triangular rod 61, the meshing teeth 611 are meshed and connected between adjacent ones, and the bottom end of the tooth chain 6 is fixedly connected to the support frame 4.

[0052] By setting the mounting plate 51, the guide rail 511 can be limited to avoid the guide rail 511 from shaking, so as to prevent the movement of the toothed chain 6 from being affected. Figure 6 The structure diagram of the toothed chain 6 is shown in the figure. The toothed chain 6 is drawn with a plate-like structure, and its chain-like structure is not drawn. The toothed chain 6 belongs to the prior art, so it is not specifically drawn. A triangular rod 61 is fixedly arranged between adjacent surfaces of the toothed chain 6, and meshing teeth 611 are arranged between adjacent triangular rods 61. Figure 7 The state diagram of the meshing teeth 611 can be seen in the figure. After being in the meshing state, they can be butted against each other and fixed together to avoid bending after being butted against each other. This ensures that the toothed chain 6 moves in a straight line after being meshed, and Figure 8 It can be seen that the setting method of the guide rails 511 can be surrounded by each other to form a Y-shaped structure. A single guide rail 511 corresponds to a corner of the support plate 2, so that its length can be guaranteed, and the guide rail 511 can be bent to further increase its overall length, so that the tooth chain 6 moves straight downward after being engaged in a horizontal state, which can save space and avoid the use of a telescopic rod for extension and retraction. By adopting this method of the present invention, full coverage detection of the buoy 11 can be achieved to prevent the existence of blind spots in detection.

[0053] Among them, the toothed chain 6 is slidably arranged on the guide rail 511 and is driven by a motor. A driving motor is arranged inside the connecting box 5, and a gear is arranged at the power output end of the driving motor. The gear is meshed and connected with the toothed chain 6. This driving method belongs to the prior art, so it is not specifically recorded in this embodiment and is not drawn in the accompanying drawings. The gear is driven by the driving motor to rotate, and the gear is meshed and connected with the toothed chain 6, thereby driving the toothed chain 6 to slide on the guide rail 511. The driving motor is arranged at a position close to the toothed chain 6 protruding from the connecting box 5.

[0054] Supplementary explanation: The bottom of the connection box 5 is open. Figure 3 and attached Figure 4 As can be seen in the figure, a hole is opened at the bottom to facilitate the discharge of seawater entering the connection box 5 to prevent it from being retained in the connection box 5.

[0055] like Figure 2 , Fig. 9 and Fig.10 As shown, the detection and cleaning mechanism includes a detection component and a cleaning component. The detection component includes a bearing 42, a first detection probe 422 and a second detection probe 423. The outer ring of the bearing 42 is fixedly connected to the support frame 4, the second detection probe 423 is fixedly connected to the outer ring of the bearing 42, the first detection probe 422 is fixedly connected to the inner ring of the bearing 42, the first detection probe 422 is fixedly provided with a first cleaning scraper 4221 for scraping dust off the second detection probe 423, and the outer ring of the bearing 42 is fixedly provided with a second cleaning scraper 424 for scraping dust off the first detection probe 422.

[0056] By setting the first detection probe 422 and the second detection probe 423, the buoy 11 can be effectively detected. The first detection probe 422 is set on the inner ring of the bearing 42. When in a wind-blown state, the inner ring of the bearing 42 can rotate, and at this time, the first detection probe 422 can be driven to be in a rotating state. In the rotating state, the buoy 11 is comprehensively detected to improve the detection effect. The second detection probe 423 is fixed on the outer ring of the bearing 42, and can detect the buoy 11 in a fixed manner. The double-layer detection can ensure the detection effect, and a first cleaning scraper 4221 and a second cleaning scraper 424 are provided to scrape off dust on the first detection probe 422 and the second detection probe 423 to prevent affecting the detection result.

[0057] Among them, the cleaning principle of the first cleaning scraper 4221 and the second cleaning scraper 424 is: when the inner ring of the bearing 42 is in a rotating state, it can drive the first detection probe 422 to rotate, and the first detection probe 422 can scrape off the dust on the first detection probe 422 through the second cleaning scraper 424. Similarly, the rotation of the first detection probe 422 can drive the first cleaning scraper 4221 to rotate, and after passing through the second detection probe 423, the dust on the second detection probe 423 can be scraped off.

[0058] Among them, the first detection probe 422 and the second detection probe 423 can perform in-service detection on the outer surface of the buoy 11. On the sea surface, due to the frequent impact of waves and the attachment of marine attachments, the outer surface is easily corroded, resulting in damage. The detection of the first detection probe 422 and the second detection probe 423 can perform real-time detection of the corrosion degree of the outer surface. If the corrosion is detected, it can be processed in real time to prevent it from being corroded and damaged. The first detection probe 422 and the second detection probe 423 and the detection scanning head set on the above-mentioned detection ring 411 can specifically adopt a differential far-field eddy current detection probe. This type of detection probe can effectively improve the detectability of tiny defects and has a strong detection sensitivity for pitting, pinholes, etc. on the surface of the test piece.

[0059] Among them, the detection results of the first detection probe 422 and the second detection probe 423 can be sent to the central control end. This belongs to the existing technology, so it is not described in detail in this embodiment. How to send, how to receive the detected information and how to alarm the faulty and damaged parts are all commonly used technical means in the existing technology and will not be elaborated in detail.

[0060] Supplementary explanation: The height of the second detection probe 423 is greater than that of the first detection probe 422 to prevent the first detection probe 422 from blocking the second detection probe 423, and the detection ends of the first detection probe 422 and the second detection probe 423 are arc-shaped structures, and cleaning can be performed when the first cleaning scraper 4221 and the second cleaning scraper 424 pass by. At the same time, only one group of the first cleaning scraper 4221 and the second cleaning scraper 424 is set, and one group can complete all cleaning work.

[0061] like Fig. 9 and Fig.10 As shown, the cleaning component includes a brush 421, which is fixedly connected to the inner wall of the inner ring of the bearing 42, and the brush 421 is equidistantly arranged along the circumference of the inner wall of the inner ring of the bearing 42.

[0062] By setting the brush 421 and equidistantly setting the brush 421 along the inner circumference of the bearing 42, when the bearing 42 slides up and down on the periphery of the float 11, the brush 421 can clean the attachments on the periphery of the float 11, which can not only clean the float 11 but also avoid affecting the detection of the float 11, thereby improving the detection efficiency.

[0063] like Fig.11 As shown, a fan blade 425 is fixedly arranged on the bottom surface of the inner ring of the bearing 42.

[0064] By setting the fan blades 425, when the fan blades 425 are blown by the wind, they can rotate and act as a fan to make them in a rotating state, so that the fan blades 425 drive the inner ring of the bearing 42 to rotate, so that the brush 421 cleans the float 11 in a rotating state, thereby improving the cleaning effect.

[0065] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them.

Claims

1. A buoy detection device for offshore wind power generation, comprising a triangular base frame (1), a buoy (11), a support plate (2) and a support column (22), wherein the buoy (11) is fixedly arranged between the triangular base frame (1) and the support plate (2), the support column (22) is fixedly arranged at the axis center of the top surface of the support plate (2), and a wind turbine (3) is fixedly arranged at the top end of the support column (22), characterized in that: A connection box (5) is fixedly arranged on the bottom surface of the support plate (2); The outer periphery of the buoy (11) is provided with a support mechanism, the connection box (5) is provided with a lifting mechanism for driving the support mechanism to slide up and down, the support mechanism is provided with a detection and cleaning mechanism rotatably sleeved on the outer periphery of the buoy (11), the detection and cleaning mechanism is used to perform corrosion detection and cleaning on the outer surface of the buoy (11); The lifting mechanism comprises a guide rail (511) and a toothed chain (6); the guide rail (511) is fixedly arranged in the connection box (5); the toothed chain (6) is slidably connected to the guide rail (511); the toothed chains (6) are mutually meshed and snap-fitted to move up and down in a straight line; and the bottom end of the toothed chain (6) is fixedly connected to the support mechanism; The outer periphery of the support column (22) is provided with a detection mechanism which moves along with the upward and downward sliding of the support mechanism.

2. A buoy detection device for offshore wind power according to claim 1, characterized in that: An arc plate (21) is fixedly arranged on the top surface of the support plate (2), and the top surface of the arc plate (21) is an arc-shaped structure.

3. The offshore wind power buoy detection device according to claim 1, characterized in that: A reinforcing fixing rod (111) is fixedly arranged between the triangular base frame (1) and the support plate (2).

4. The offshore wind power buoy detection device according to claim 1, characterized in that: The support mechanism comprises a support frame (4), the support frame (4) is in a Y-shaped structure, and the ends of the support frame are sleeved on the periphery of the buoy (11).

5. A buoy detection device for offshore wind power according to claim 4, characterized in that: The detection mechanism comprises a support slide bar (41) and a detection collar (411), wherein the detection collar (411) is sleeved on the periphery of the support column (22), the support slide bar (41) is fixedly connected to the bottom surface of the detection collar (411), the bottom end of the support slide bar (41) passes through the support plate (2) and is fixedly connected to the support frame (4), and the support slide bar (41) and the support plate (2) are slidably connected.

6. A buoy detection device for offshore wind power according to claim 4, characterized in that: The lifting mechanism further comprises a mounting plate (51), a triangular rod (61) and meshing teeth (611); the mounting plate (51) is fixedly connected in the connection box (5); the guide rail (511) is fixedly arranged on the mounting plate (51); the triangular rod (61) is fixedly arranged on adjacent surfaces of the toothed chain (6); the meshing teeth (611) are fixedly arranged on the triangular rod (61); adjacent meshing teeth (611) are meshedly connected; and the bottom end of the toothed chain (6) is fixedly connected to the support frame (4).

7. A buoy detection device for offshore wind power according to claim 4, characterized in that: The detection and cleaning mechanism comprises a detection component and a cleaning component, wherein the detection component comprises a bearing (42), a first detection probe (422) and a second detection probe (423), wherein the outer ring of the bearing (42) is fixedly connected to the support frame (4), the second detection probe (423) is fixedly connected to the outer ring of the bearing (42), the first detection probe (422) is fixedly connected to the inner ring of the bearing (42), the first detection probe (422) is fixedly provided with a first cleaning scraper (4221) for scraping off dust on the second detection probe (423), and the outer ring of the bearing (42) is fixedly provided with a second cleaning scraper (424) for scraping off dust on the first detection probe (422).

8. The offshore wind power buoy detection device according to claim 7, characterized in that: The cleaning component comprises a brush (421), wherein the brush (421) is fixedly connected to the inner wall of the inner ring of the bearing (42), and the brush (421) is arranged at equal distances along the circumference of the inner wall of the inner ring of the bearing (42).

9. The offshore wind power buoy detection device according to claim 7, characterized in that: A fan blade (425) is fixedly arranged on the bottom surface of the inner ring of the bearing (42).

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