Offshore wind power foundation pile corrosion detection device and detection method thereof

Abstract

The present application relates to pile foundation detection technical field, specifically is related to a kind of offshore wind power foundation pile corrosion detection device, including support assembly, cleaning component one, cleaning component two, drive component one and servo motor three, the support assembly includes hoop one and the hoop two of rotationally connected on the side wall of hoop one, the side wall of the hoop one is fixed with mounting seat one, the top of the mounting seat one is fixed with mechanical arm, the output end of the mechanical arm is fixed with ultrasonic sensor, the top of the mounting seat one is rotatably connected with camera near mechanical arm.The present application is cooperated by support assembly, cleaning component one, cleaning component two, drive component one and servo motor three, when hoop one and hoop two move along the vertical direction of foundation pile, start servo motor three can drive brush one and brush two reciprocating swing, to facilitate cleaning foundation pile surface, to improve the detection accuracy of ultrasonic sensor and camera.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pile foundation detection, in particular to a marine wind power foundation pile corrosion detection device and a detection method thereof. BACKGROUND

[0002] The marine wind power foundation pile refers to a structural part used to support a marine wind turbine unit. The foundation pile usually firmly fixes the wind turbine unit to the seabed to ensure the stability and safety of the wind turbine unit under the influence of wind, waves and other environmental factors. The design and construction of the marine wind power foundation pile is a key link in the marine wind power project. The marine wind power foundation pile can be made of high-strength steel, which has good bearing capacity and corrosion resistance and is suitable for use in marine environments. By coating a corrosion-resistant coating or using a corrosion-resistant alloy, the durability can be further improved. The surface of the foundation pile may be corroded after a long period of use, which may affect the stability and safety of the foundation pile support. Therefore, a corrosion detection device is needed to detect and monitor the corrosion condition of the foundation pile, so as to facilitate the elimination of safety hazards.

[0003] The marine wind power foundation pile corrosion detection device usually includes an ultrasonic detection system and a visual detection system. The visual detection system usually uses a camera to take pictures of the appearance of the underwater foundation pile. The ultrasonic detection system uses the propagation characteristics of ultrasonic waves to measure the thickness of the steel foundation pile. Ultrasonic detection can non-destructively measure the thickness of the material and can find internal defects.

[0004] The existing marine wind power foundation pile corrosion detection device may have water plants or other impurities attached to the surface of the foundation pile when in use, which may affect the accuracy of visual detection and ultrasonic detection. SUMMARY

[0005] Therefore, it is necessary to provide a marine wind power foundation pile corrosion detection device to solve the technical problems of the prior art.

[0006] To solve the technical problems of the prior art, the technical scheme adopted by the present application is as follows:

[0007] The utility model provides an offshore wind power foundation pile corrosion detection device, including support subassembly, cleaning assembly one, cleaning assembly two, drive component one and servo motor three, the support subassembly includes hoop one and rotates and connects hoop two on the side wall of hoop one, the side wall of hoop one is solidly connected with the mounting seat no.

[0008] Further, the top of the hoop one and hoop two is solidly connected with the lifting ring, the side wall of hoop one is solidly connected with the claw, the side wall of hoop two near the claw is rotatably connected with the clamping block, the side wall of the claw is threadedly connected with the pin, the external dimension of the clamping block is matched with the internal dimension of the claw, and the stability of the hoop one and the hoop two is improved.

[0009] Further, the side wall of the mounting seat one is solidly connected with the sealing cover one, the mounting groove one is formed in the mounting seat one, the servo motor one is solidly connected with the inner side wall of the mounting groove one, the wheel disc one and the belt one are rotatably connected in the mounting groove one, the mounting groove one is communicated with the inner part of the mounting seat two, the side wall of the mounting seat one is formed with the clamping groove one, and the sealing ring one is clamped in the clamping groove one, so that the sealing property of the mounting seat one is improved.

[0010] Further, the side wall of the sliding block one near the toothed plate is symmetrically solidly connected with the two limiting blocks, the side wall of the hoop one is formed with the sliding groove one for the sliding block one to slide, the inner side wall of the sliding groove one near the through groove is symmetrically formed with the two clamping grooves three, the internal dimension of the clamping groove three is matched with the external dimension of the limiting block in sequence, and the stability of the rotation of the sliding block one is improved.

[0011] Further, the inner side wall of the hoop two is provided with a sliding groove two for the sliding block two to slide, the sliding groove two and the sliding groove one are connected at both ends, the sliding block one and the sliding block two are arc-shaped and made of stainless steel, the outer dimensions of the sliding block one and the sliding block two are matched with the inner dimensions of the sliding groove one and the sliding groove two, and the stability of the sliding block two is improved.

[0012] Further, the inner side wall of the hoop two is provided with a slot two, and the slot two is internally provided with a driving assembly two.

[0013] Further, the side wall of the hoop two is fixedly provided with a mounting seat three, the mounting seat three is internally provided with a mounting groove two, the servo motor two is fixedly arranged at the bottom of the mounting groove two, the output end of the servo motor two is fixedly provided with a roller shaft two, the anti-skid sleeve two is sequentially arranged on the outer surface of the roller shaft two, the wheel disc two is sequentially fixedly arranged at the other end of the roller shaft two, the belt two is sequentially wound on the outer surface of the wheel disc two, the inner side wall of the hoop two is provided with a slot three for the wheel disc two to rotate, and the wheel disc two and the wheel disc one are made of rubber, and the convenience of angle adjustment is improved.

[0014] Further, the side wall of the mounting seat three is fixedly provided with a sealing cover two, the side wall of the mounting seat three close to the sealing cover two is provided with a clamping groove two, and the clamping groove two is internally clamped with a sealing ring two.

[0015] A detection method of a marine wind power foundation pile corrosion detection device, comprising the following steps:

[0016] S1: preparation work, the sliding block one and the sliding block two are clamped in the sliding groove one and the sliding groove two, the hoop one and the hoop two are sequentially arranged on the outer surface of the foundation pile, the clamping block is clamped in the clamping jaw, and the pin rod is sequentially screwed in the clamping jaw and the clamping block;

[0017] S2: movement detection, starting the servo motor one can drive the roller shaft one, the wheel disc one and the belt one to cooperate, so as to drive the roller shaft one to rotate synchronously on the outer surface of the foundation pile, so as to conveniently adjust the height of the ultrasonic sensor and the camera, the camera starts to shoot the outer surface of the foundation pile, the mechanical arm starts to adjust the distance between the ultrasonic sensor and the foundation pile, and the ultrasonic sensor starts to generate sound wave vibration, so as to realize thickness measurement;

[0018] S3: impurity cleaning, start servo motor three can drive gear reciprocating rotation, gear and toothed plate can push slider one in the inside rotation of the slide groove one, slider one push slider two in the inside slide of the slide groove two, so that the brush one and the brush two reciprocating movement cleaning foundation pile surface.

[0019] The present application has the beneficial effects compared with the prior art:

[0020] First, the offshore wind power foundation pile corrosion detection device in the application can conveniently clean the surface of the foundation pile by the cooperation of the supporting assembly, the cleaning assembly one, the cleaning assembly two, the driving assembly one and the servo motor three when the hoops one and two move vertically along the foundation pile, thereby improving the detection accuracy of the ultrasonic sensor and the camera.

[0021] Second, the offshore wind power foundation pile corrosion detection device in the application improves the stability and precision of the reciprocating rotation of the gear by the cooperation of the limiting block and the third clamping groove, and the limiting block is symmetrically distributed, and the outer dimensions of the limiting block are sequentially matched with the third clamping groove.

[0022] Third, the offshore wind power foundation pile corrosion detection device in the application improves the stability of the reciprocating rotation of the slider one and the slider two by setting the slide groove one and the slide groove two, and the internal dimensions of the slide groove one and the slide groove two are sequentially matched with the internal dimensions of the slider one and the slider two. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is the front view of the structure of the application;

[0024] Figure 2 is the side view of the structure of the application;

[0025] Figure 3 is the front view of the installation structure of the application;

[0026] Figure 4 is the side view of the installation structure of the application;

[0027] Figure 5 is the side view of the hoop one of the application;

[0028] Figure 6 is the structure of the cleaning assembly one of the application;

[0029] Figure 7 is the front view of the hoop one of the application;

[0030] Figure 8 is the structure of the driving assembly one of the application;

[0031] Figure 9is a structural schematic view of a driving assembly two of the present application.

[0032] The reference signs in the figure are: 1, support assembly; 101, hoop one; 102, hoop two; 103, mounting seat one; 104, mounting seat two; 105, gear; 106, mechanical arm; 107, ultrasonic sensor; 108, camera; 109, notch one; 110, claw; 111, pin; 112, clamping block; 113, mounting seat three; 114, sealing cover one; 115, sealing cover two; 116, notch two; 117, notch three; 118, sliding groove one; 119, sliding groove two; 120, mounting groove one; 121, clamping groove one; 122, sealing ring one; 123, mounting groove two; 124, clamping groove two; 125, sealing ring two; 126, lifting ring; 127, through groove; 128, clamping groove three; 2, cleaning assembly one; 201, sliding block one; 202, brush one; 203, toothed plate; 204, limiting block; 3, cleaning assembly two; 301, sliding block two; 302, brush two; 4, driving assembly one; 401, roller one; 402, anti-skid sleeve one; 403, servo motor one; 404, wheel disc one; 405, belt one; 5, driving assembly two; 501, roller two; 502, anti-skid sleeve two; 503, servo motor two; 504, wheel disc two; 505, belt two; 6, servo motor three. DETAILED DESCRIPTION

[0033] In order to further understand the features, technical means and specific purposes and functions achieved by the present application, the present application will be described in further detail below in conjunction with the drawings and specific embodiments.

[0034] Reference Figures 1 to 9The offshore wind power foundation pile corrosion detection device shown, including support assembly 1, cleaning assembly one 2, cleaning assembly two 3, drive assembly one 4 and servo motor three 6, support assembly 1 includes hoop one 101 and is connected through the hinge rotation on the side wall of hoop one 101 hoop two 102, hoop one 101 and hoop two 102 are stainless steel material arc, the side wall of hoop one 101 is fixed with mounting seat one 103 through welding, the inside of mounting seat one 103 is built-in battery power supply, the top of mounting seat one 103 is fixed with mechanical arm 106 through bolt, the output end of mechanical arm 106 is fixed with ultrasonic sensor 107 through bolt, start mechanical arm 106 can push ultrasonic sensor 107 horizontal movement, to facilitate the adjustment of the distance between ultrasonic sensor 107 and the surface of foundation pile, so as to facilitate the emission of ultrasonic wave to measure the thickness of foundation pile, the top of mounting seat one 103 is rotatably connected with camera 108 through motor drive, camera 108 is opposite to foundation pile, so as to facilitate the shooting of foundation pile surface, so as to realize visual detection, the side wall of hoop one 101 is fixed with mounting seat two 104, servo motor three 6 is fixed in mounting seat two 104 through bolt, the output end of servo motor three 6 is fixed with gear 105 through connecting shaft in mounting seat two 104, the inner side wall of hoop one 101 is provided with slot one 109, drive assembly one 4 includes roller shaft one 401, anti-skid sleeve one 402, servo motor one 403, wheel disc one 404 and belt one 405, two roller shafts one 401 are rotatably connected inside slot one 109, anti-skid sleeve one 402 is sequentially set on the outer surface of roller shaft one 401, the output end of servo motor one 403 is fixed on one end of roller shaft one 401, wheel disc one 404 is sequentially fixed on the other end of roller shaft one 401, belt one 405 is sequentially wound on the outer surface of wheel disc one 404, the two ends of roller shaft one 401 are rotatably connected on the inner side wall of slot one 109, start servo motor one 403 can drive wheel disc one 404 and belt one 405 to cooperate, so as to drive two roller shafts one 401 to rotate synchronously, so as to facilitate the adjustment of the height of hoop one 101 and hoop two 102, cleaning assembly one 2 includes sliding block one 201 rotatably connected to the inner side wall of hoop one 101, the inner side wall of sliding block one 201 is woven with brush one 202, the side wall of sliding block one 201 is fixed with toothed plate 203, the side wall of hoop one 101 close to mounting seat two 104 is provided with through slot 127 for gear 105 and toothed plate 203 to engage, cleaning assembly two 3 includes sliding block two 301 rotatably connected to the inner side wall of hoop two 102, the inner side wall of hoop two 102 is provided with sliding groove two 119 for sliding block two 301 to slide, the two ends of sliding groove two 119 and sliding groove one 118 are communicated, sliding block one 201 and sliding block two 301 are stainless steel material arc, the outer dimensions of sliding block one 201 and sliding block two 301 are sequentially adapted to the inner dimensions of sliding groove one 118 and sliding groove two 119,The stability of synchronous rotation of the slider one 201 and the slider two 301 is improved, the inner side wall of the slider two 301 is woven with the brush two 302, the servo motor three 6 can drive the gear 105 to reciprocating rotate, the gear 105 and the toothed plate 203 are matched to push the slider one 201 to rotate in the inside of the sliding groove one 118, the slider one 201 pushes the slider two 301 to slide in the inside of the sliding groove two 119, so that the brush one 202 and the brush two 302 reciprocate to clean the surface of the foundation pile, so as to reduce the surface pollution of the offshore wind power foundation pile, so as to improve the corrosion detection precision.

[0035] The top end of the hoop one 101 and the hoop two 102 is fixed with the lifting ring 126 through welding, the two lifting rings 126 are symmetrically distributed in U shape, the convenience of equipment grabbing and moving is improved, the side wall of the hoop one 101 is fixed with the claw 110, the side wall close to the claw 110 of the hoop two 102 is rotatably connected with the clamping block 112, the side wall of the claw 110 is threadedly connected with the pin rod 111, the outer dimension of the clamping block 112 is matched with the inner dimension of the claw 110, and the stability of the butt joint of the hoop one 101 and the hoop two 102 is improved.

[0036] The side wall of the mounting seat one 103 is fixed with the sealing cover one 114, the mounting groove one 120 is arranged in the inside of the mounting seat one 103, the servo motor one 403 is fixed on the inner side wall of the mounting groove one 120, the wheel disc one 404 and the belt one 405 are rotatably connected in the inside of the mounting groove one 120 in sequence, the mounting groove one 120 is communicated with the inside of the mounting seat two 104, the side wall of the mounting seat one 103 is provided with the clamping groove one 121, and the sealing ring one 122 is clamped in the inside of the clamping groove one 121, so that the sealing property of the mounting seat one 103 is improved.

[0037] The side wall close to the toothed plate 203 of the slider one 201 is symmetrically fixed with two limiting blocks 204, the limiting blocks 204 can limit the toothed plate 203 to slide out of the gear 105, and the stability of the driving of the gear 105 is improved, the side wall of the hoop one 101 is provided with the sliding groove one 118 for the sliding of the slider one 201, the inner side wall close to the through groove 127 of the sliding groove one 118 is symmetrically provided with two clamping grooves three 128, the inner dimensions of the clamping grooves three 128 are matched with the outer dimensions of the limiting blocks 204 in sequence, and the stability of the rotation of the slider one 201 and the limiting blocks 204 is improved.

[0038] The inner side wall of the hoop two 102 is provided with a notch two 116, and the notch two 116 is internally provided with a driving assembly two 5. The driving assembly two 5 comprises a roller shaft two 501, an anti-skid sleeve two 502, a servo motor two 503, a wheel disc two 504 and a belt two 505. The side wall of the hoop two 102 is fixedly provided with a mounting seat three 113. The mounting seat three 113 is internally provided with a battery for power supply. The mounting seat three 113 is internally provided with a mounting groove two 123. The servo motor two 503 is fixedly arranged at the bottom of the mounting groove two 123. The output end of the servo motor two 503 is fixedly provided with the roller shaft two 501. The anti-skid sleeve two 502 is sequentially arranged on the outer surface of the roller shaft two 501. The anti-skid sleeve two 502 and the anti-skid sleeve one 402 are both made of rubber material, which can increase the frictional resistance and improve the stability of driving. The wheel disc two 504 is sequentially fixedly arranged at the other end of the roller shaft two 501. The belt two 505 is sequentially wound on the outer surface of the wheel disc two 504. The inner side wall of the hoop two 102 is provided with a notch three 117 for the rotation of the wheel disc two 504. The wheel disc two 504 and the wheel disc one 404 are both made of rubber material. The servo motor two 503 can drive the roller shaft two 501, the anti-skid sleeve two 502, the wheel disc two 504 and the belt two 505 to cooperate, so as to conveniently synchronize the rotation of the two roller shafts two 501 and improve the convenience of angle adjustment.

[0039] The side wall of the mounting seat three 113 is fixedly provided with a sealing cover two 115. The side wall of the mounting seat three 113 close to the sealing cover two 115 is provided with a clamping groove two 124. The clamping groove two 124 is internally clamped with a sealing ring two 125. The sealing ring two 125 and the sealing ring one 122 are both annular and made of rubber material. The outer dimension of the sealing ring two 125 is sequentially matched with the inner dimension of the clamping groove two 124 and the clamping groove one 121, so as to improve the sealing performance of the mounting seat three 113.

[0040] A detection method of a marine wind power foundation pile corrosion detection device comprises the following steps:

[0041] S1: preparation work, the sliding block one 201 and the sliding block two 301 are clamped in the inner side of the sliding groove one 118 and the sliding groove two 119, and then the hoop one 101 and the hoop two 102 are sequentially arranged on the outer surface of the foundation pile. The clamping block 112 is clamped in the inner side of the clamping jaw 110, and then the pin rod 111 is sequentially screwed in the inner side of the clamping jaw 110 and the clamping block 112;

[0042] S2: moving detection, the servo motor one 403 is started to drive the roller shaft one 401, the wheel disc one 404 and the belt one 405 to cooperate, so as to drive the roller shaft one 401 to rotate synchronously on the outer surface of the foundation pile, so as to conveniently adjust the height of the ultrasonic sensor 107 and the camera 108. The camera 108 is started to shoot the outer surface of the foundation pile. The mechanical arm 106 is started to adjust the distance between the ultrasonic sensor 107 and the foundation pile. The ultrasonic sensor 107 is started to generate sound wave vibration, so as to realize thickness measurement.

[0043] S3: impurity cleaning, start servo motor three 6 can drive gear 105 reciprocating rotation, gear 105 and toothed plate 203 can push slider 1 201 in the inside of the sliding slot 1 118 rotation, slider 1 201 push slider 2 301 in the inside of the sliding slot 2 119 sliding, so that the brush 1 202 and brush 2 302 reciprocating movement cleaning foundation pile surface.

[0044] The above embodiments only express one or several embodiments of the present application, and the description is more specific and detailed, but it cannot be understood as the limitation of the patent scope of the present application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which belong to the protection scope of the present application. Therefore, the protection scope of the present application patent should be subject to the appended claims.

Claims

1. A marine wind power foundation pile corrosion detection device, comprising a support assembly (1), a cleaning assembly one (2), a cleaning assembly two (3), a driving assembly one (4) and a servo motor three (6), characterized in that: The support assembly (1) comprises a hoop one (101) and a hoop two (102) rotatably connected to the side wall of the hoop one (101), a mounting seat one (103) is fixedly arranged on the side wall of the hoop one (101), a mechanical arm (106) is fixedly arranged at the top end of the mounting seat one (103), an ultrasonic sensor (107) is fixedly arranged at the output end of the mechanical arm (106), a camera (108) is rotatably connected to the top end of the mounting seat one (103) close to the mechanical arm (106), a mounting seat two (104) is fixedly arranged on the side wall of the hoop one (101) close to the mounting seat one (103), a servo motor three (6) is fixedly arranged in the mounting seat two (104), a gear (105) is fixedly arranged on the output end of the servo motor three (6) penetrating through the mounting seat two (104), and a notch one (109) is formed in the inner side wall of the hoop one (101). The driving assembly one (4) comprises a roller shaft one (401), a non-slip sleeve one (402), a servo motor one (403), a wheel disc one (404) and a belt one (405), two roller shaft ones (401) are rotatably connected in sequence in the inner part of the notch one (109), the non-slip sleeve one (402) is sequentially arranged on the outer surface of the roller shaft one (401), the output end of the servo motor one (403) is fixedly arranged on one end of the roller shaft one (401), the wheel disc one (404) is sequentially fixedly arranged on the other end of the roller shaft one (401), and the belt one (405) is sequentially wound on the outer surface of the wheel disc one (404). The cleaning assembly one (2) comprises a sliding block one (201) rotatably connected to the inner side wall of the hoop one (101), the inner side wall of the sliding block one (201) is woven with a brush one (202), a toothed plate (203) is fixedly arranged on the side wall of the sliding block one (201), a through slot (127) is formed in the side wall of the hoop one (101) close to the mounting seat two (104) for the gear (105) and the toothed plate (203) to engage, and the cleaning assembly two (3) comprises a sliding block two (301) rotatably connected to the inner side wall of the hoop two (102), the inner side wall of the sliding block two (301) is woven with a brush two (302).

2. The device for detecting corrosion of a foundation pile of an offshore wind power according to claim 1, characterized in that: The top end of the hoop one (101) and the hoop two (102) is fixedly arranged with a lifting ring (126), the side wall of the hoop one (101) is fixedly arranged with a clamping jaw (110), the side wall of the hoop two (102) close to the clamping jaw (110) is rotatably connected with a clamping block (112), the side wall of the clamping jaw (110) is threadedly connected with a pin rod (111), and the outer dimension of the clamping block (112) is matched with the inner dimension of the clamping jaw (110).

3. The device for detecting corrosion of a foundation pile of an offshore wind power according to claim 1, characterized in that: The side wall of the mounting seat one (103) is fixed with a sealing cover one (114), the mounting seat one (103) is internally provided with a mounting groove one (120), the servo motor one (403) is fixedly arranged on the inner side wall of the mounting groove one (120), the wheel disc one (404) and the belt one (405) are sequentially and rotatably connected in the mounting groove one (120), the mounting groove one (120) is communicated with the interior of the mounting seat two (104), the side wall of the mounting seat one (103) is provided with a clamping groove one (121), and the clamping groove one (121) is internally clamped with a sealing ring one (122).

4. The device for detecting corrosion of a foundation pile of an offshore wind power according to claim 1, characterized in that: The side wall of the mounting seat one (103) is fixed with a sealing cover one (114), the mounting seat one (103) is internally provided with a mounting groove one (120), the servo motor one (403) is fixedly arranged on the inner side wall of the mounting groove one (120), the wheel disc one (404) and the belt one (405) are sequentially and rotatably connected in the mounting groove one (120), the mounting groove one (120) is communicated with the interior of the mounting seat two (104), the side wall of the mounting seat one (103) is provided with a clamping groove one (121), and the clamping groove one (121) is internally clamped with a sealing ring one (122).

5. The device for detecting corrosion of a foundation pile of an offshore wind power according to claim 1, characterized in that: The inner side wall of the hoop two (102) is provided with a sliding groove two (119) for sliding the sliding block two (301), and the two ends of the sliding groove two (119) and the sliding groove one (118) are communicated. The sliding block one (201) and the sliding block two (301) are of stainless steel material and are arc-shaped, and the outer dimensions of the sliding block one (201) and the sliding block two (301) are matched with the inner dimensions of the sliding groove one (118) and the sliding groove two (119) in sequence.

6. The device for detecting corrosion of a foundation pile of an offshore wind power according to claim 1, characterized in that: The inner side wall of the hoop two (102) is provided with a slot two (116), and the slot two (116) is provided with a driving assembly two (5). The driving assembly two (5) comprises a roller shaft two (501), an anti-skid sleeve two (502), a servo motor two (503), a wheel disc two (504) and a belt two (505).

7. The device for detecting corrosion of a foundation pile of an offshore wind power according to claim 6, characterized in that: The side wall of the hoop two (102) is fixedly provided with a mounting seat three (113), the mounting seat three (113) is internally provided with a mounting groove two (123), the servo motor two (503) is fixedly arranged on the inner bottom of the mounting groove two (123), the output end of the servo motor two (503) is fixedly provided with the roller shaft two (501), the anti-skid sleeve two (502) is sequentially arranged on the outer surface of the roller shaft two (501), the wheel disc two (504) is sequentially fixedly arranged on the other end of the roller shaft two (501), the belt two (505) is sequentially wound on the outer surface of the wheel disc two (504), the inner side wall of the hoop two (102) is provided with a slot three (117) for rotating the wheel disc two (504), and the wheel disc two (504) and the wheel disc one (404) are both of rubber material.

8. The device for detecting corrosion of a foundation pile of an offshore wind power according to claim 7, characterized in that: The side wall of the mounting seat three (113) is fixedly provided with a sealing cover two (115), the side wall of the mounting seat three (113) is provided with a clamping groove two (124) close to the sealing cover two (115), the clamping groove two (124) is internally clamped with a sealing ring two (125), the sealing ring two (125) and the sealing ring one (122) are both annular in rubber material, and the outer dimension of the sealing ring two (125) is adapted to the inner dimensions of the clamping groove two (124) and the clamping groove one (121) in sequence.

9. A method for detecting corrosion of an offshore wind power foundation pile using the offshore wind power foundation pile corrosion detection apparatus according to any one of claims 1 to 8, characterized by, Comprise the following steps: S1: preparation, the sliding block one (201) and the sliding block two (301) are clamped in the inside of the sliding groove one (118) and the sliding groove two (119), then the hoop one (101) and the hoop two (102) are sequentially sleeved on the outer surface of the foundation pile, the clamping block (112) is clamped in the inside of the claw (110), and the pin rod (111) is sequentially screwed in the inside of the claw (110) and the clamping block (112); S2: movement detection, starting the servo motor one (403) can drive the roller one (401), the wheel disc one (404) and the belt one (405) to cooperate, so as to drive the roller one (401) to rotate synchronously on the outer surface of the foundation pile, so as to conveniently adjust the height of the ultrasonic sensor (107) and the camera (108), the camera (108) is started to shoot the outer surface of the foundation pile, the mechanical arm (106) is started to adjust the distance between the ultrasonic sensor (107) and the foundation pile, and the ultrasonic sensor (107) is started to generate sound wave vibration, so as to realize thickness measurement; S3: impurity cleaning, starting the servo motor three (6) can drive the gear (105) to reciprocating rotate, the gear (105) and the toothed plate (203) are matched to drive the sliding block one (201) to rotate in the inside of the sliding groove one (118), the sliding block one (201) drives the sliding block two (301) to slide in the inside of the sliding groove two (119), so that the brush one (202) and the brush two (302) reciprocate to clean the surface of the foundation pile.

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