CN220337011U - Wind generating set maintenance device - Google Patents

Abstract

The utility model relates to the technical field of wind power generation, and particularly discloses a maintenance device for a wind generating set, which comprises a fixing assembly, a lifting telescopic assembly and a brush assembly, wherein the fixing assembly is sleeved outside a tower pole of the wind generating set, the fixing assembly is positioned at the upper end and the lower end of the lifting telescopic assembly, and the brush assembly is fixedly connected with the end part of the lifting telescopic assembly. According to the utility model, the wind generating set maintenance device is quickly fixed on the generating set tower pole by using the fixing component, so that quick installation is realized, the existing wind generating set structure is not required to be modified, the applicability is wide, the brush component and the sensor are used, quick cleaning is performed when the blade arrives, the brush component is quickly withdrawn when the cleaning is completed, the next blade is conveniently cleaned, quick cleaning is realized, the brush is enabled to adapt to the width of the curved blade by using the spring, and comprehensive cleaning of the blade is realized.

Description

Wind generating set maintenance device

Technical Field

The utility model relates to the technical field of wind power generation, and particularly discloses a maintenance device for a wind generating set.

Background

The wind generating set is a system for converting kinetic energy of wind into electric energy, and comprises a wind wheel and a generator; the wind wheel comprises blades, a hub, reinforcing members and the like; it has the functions of wind power rotation to generate power, rotation of generator head, etc.

The blade in the prior art is simply exposed in the air for a long time, no cleaning part exists, dust is accumulated for a long time, sundries such as snow are accumulated in winter, the load of the blade is increased, and the power generation efficiency is affected.

Patent document with publication number CN218376744U discloses a blade dust removing mechanism and a wind generating set, the blade dust removing mechanism comprises a cleaning member, the cleaning member is provided with a cleaning part for cleaning the outer surface of the blade during cleaning work; the cleaning piece is also arranged on a sliding rail and is used for limiting and sliding fit with a longitudinal sliding groove formed in the outer wall of the blade; the blade dust removing mechanism further comprises a filling plate capable of opening or closing the notch of the chute. This patent proposes a specific blade with a chute, but general blades do not have a chute, and are not suitable for most wind generating sets, and the device needs to install dust removing mechanisms on all blades, and additionally increases the blade load, which is unfavorable for the rotation of the blades, thereby affecting the power generation efficiency.

Disclosure of Invention

The utility model aims to provide a maintenance device for a wind generating set, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a wind generating set maintenance device, includes fixed subassembly, goes up and down flexible subassembly and brush subassembly, fixed subassembly cover is established in wind generating set's tower pole outside, fixed subassembly is located the upper and lower both ends of going up and down flexible subassembly, brush subassembly fixed connection is in the tip of going up and down flexible subassembly, go up and down flexible subassembly and include lead screw and flexible subassembly, flexible subassembly cover is established in the lead screw outside, pass through threaded connection with the lead screw, flexible subassembly includes the cylinder, the cylinder passes through the gas pole and connects the brush subassembly.

Further, fixed subassembly includes first supporting component and second supporting component, first supporting component with the second supporting component sets up respectively the upper and lower both sides of lift telescoping assembly, first supporting component includes first fixed pipe subassembly and supporting seat III, three fixed connection of supporting seat is on first fixed pipe subassembly, fixedly connected with fixed cover on the supporting seat III, first fixed pipe subassembly includes semi-ring A, semi-ring B and rubber circle one, semi-ring A and semi-ring B one of them one end passes through hinged joint, and the other end passes through bolted connection, rubber circle one is provided with two, is semi-ring, is located semi-ring A and semi-ring B inboard respectively.

Further, the second supporting component comprises a second fixed pipe component, a third fixed pipe component, a connecting block and a second supporting seat, wherein the upper side and the lower side of the connecting block are respectively fixedly connected with the second fixed pipe component and the third fixed pipe component, the second supporting seat is fixedly connected with one side of the second fixed pipe component, one side of the third fixed pipe component is fixedly connected with the first supporting seat, and the second supporting seat is fixedly connected with a fixed sleeve.

Further, the semi-ring A is provided with a fixed lug far away from one end of the hinge, the semi-ring B is provided with a U-shaped block far away from one end of the hinge, a screw is rotationally connected with a shaft fixed on the fixed lug through a shaft sleeve fixedly connected with the screw, the screw is connected with a butterfly nut through threads, the butterfly nut is screwed on the surface, far away from one side of the fixed lug, of the U-shaped block, and the mounting surface of the butterfly nut is abutted to the surface, far away from one side of the fixed lug, of the U-shaped block.

Further, the second fixing pipe assembly comprises a half ring C, a half ring D and a rubber ring II, and the structures, the numbers and the connection modes of the half ring C, the half ring D and the rubber ring II are the same as those of the half ring A, the half ring B and the rubber ring I; the third fixed pipe assembly comprises a half ring E, a half ring F and a rubber ring III, and the structure, the number and the connection mode of the half ring E, the half ring F and the rubber ring III are the same as those of the half ring A, the half ring B and the rubber ring I.

Further, the lifting telescopic assembly further comprises a sensor and a motor, the lower side of the screw rod is fixedly connected with an output shaft of the motor, one end, away from the first supporting assembly, of the motor is fixedly connected to the first supporting seat, and the sensor is fixedly connected to the third supporting seat.

Further, the telescopic assembly further comprises a screw rod sleeve and a supporting frame, the screw rod sleeve is arranged on the outer side of the screw rod, the screw rod sleeve is in threaded connection with the screw rod, the screw rod sleeve moves up and down along the screw rod, the supporting frame is fixedly connected to the upper side of the screw rod sleeve, an air cylinder is fixedly arranged on the upper side of the supporting frame, the air cylinder is internally connected with an air rod in a sliding mode, and one side of the air rod, which is far away from the air cylinder, is fixedly connected with a mounting lug for connecting the hairbrush assembly.

Further, the brush assembly comprises a telescopic box A, a spring and a telescopic box B, wherein the spring is fixedly connected inside the telescopic box A, one side, away from the telescopic box A, of the spring is fixedly connected inside the telescopic box B, the telescopic box B is inserted inside the telescopic box A, and the telescopic box B is in sliding connection with the telescopic box A.

Further, telescopic box A is kept away from the outside fixedly connected with fixed block of spring, be fixed with the brush mounting bracket on the fixed block, the brush mounting bracket includes mounting bracket A, mounting bracket B and mounting bracket C, mounting bracket A one side fixedly connected with mounting bracket B, mounting bracket A is perpendicular arrangement with mounting bracket B, mounting bracket B is kept away from one side fixedly connected with mounting bracket C of mounting bracket A, mounting bracket A is parallel arrangement with mounting bracket C.

Further, the outside fixedly connected with of flexible box B with fixed block and the brush mounting bracket that flexible box A outside is the same, flexible box A downside fixedly connected with installation piece B, installation piece B with install the ear and pass through pin connection.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the wind generating set maintenance device provided by the utility model, the fixing component is used for rapidly fixing the wind generating set maintenance device on the tower pole of the generator set, so that rapid installation is realized, the structure of the existing wind generating set is not required to be modified, and the applicability is wide.

2. According to the maintenance device for the wind generating set, provided by the utility model, the brush assembly and the sensor are used for rapidly cleaning when the blades arrive, and the brush assembly is rapidly withdrawn when the cleaning is completed, so that the next blade can be conveniently cleaned, and rapid cleaning is realized.

3. According to the maintenance device for the wind generating set, provided by the utility model, the hairbrush is self-adaptive to the width of the curved blade by using the spring, so that the blade is comprehensively cleaned.

Drawings

FIG. 1 is a schematic view of a maintenance device for a wind turbine generator system according to the present utility model;

FIG. 2 is a side view of a wind turbine maintenance apparatus according to the present utility model;

FIG. 3 is a schematic view of a first support assembly of a maintenance device for a wind turbine generator system according to the present utility model;

FIG. 4 is a schematic structural view of a second support assembly of the maintenance device for a wind turbine generator system according to the present utility model;

FIG. 5 is a schematic view of a telescopic assembly of a maintenance device for a wind turbine generator system according to the present utility model;

FIG. 6 is a partial detail view of a brush assembly of a wind turbine maintenance apparatus according to the present utility model;

fig. 7 is a longitudinal sectional view of a telescopic box a and a telescopic box B of the maintenance device for a wind turbine generator set according to the present utility model.

In the figure: 1. a fixing assembly; 2. lifting the telescopic assembly; 3. a brush assembly; 11. a first stationary tube assembly; 12. a connecting block; 13. a first supporting seat; 14. a second supporting seat; 15. a third supporting seat; 16. a second stationary tube assembly; 17. a second stationary tube assembly; 21. a screw rod; 22. a telescoping assembly; 23. a sensor; 24. a motor; 31. a brush mounting rack; 311. a mounting rack A; 312. a mounting rack B; 313. a mounting rack C; 32. a fixed block; 33. a telescopic box A; 34. a mounting block B; 35. a spring; 36. a telescopic box B; 111. a semi-ring A; 112. a first rubber ring; 113. a semi-ring B; 114. a fixed ear; 115. a screw; 116. a butterfly nut; 117. a U-shaped block; 221. a screw rod sleeve; 222. a support frame; 223. a cylinder; 224. an air bar; 225. and (5) mounting the lugs.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the following description of the present utility model, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation or be constructed and operated in a specific orientation. The term "connected" merely means a connection between devices and is not of special significance.

In addition, the technical fields and the mounting modes in the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

First embodiment: referring to fig. 1, a maintenance device for a wind generating set comprises a fixing assembly 1, a lifting telescopic assembly 2 and a brush assembly 3, wherein the fixing assembly 1 is sleeved outside a tower of the wind generating set, the fixing assembly 1 is positioned at the upper end and the lower end of the lifting telescopic assembly 2, and the brush assembly 3 is fixedly connected with the end part of the lifting telescopic assembly 2.

Referring to fig. 1-4, the fixing assembly 1 includes a first supporting assembly and a second supporting assembly, the first supporting assembly and the second supporting assembly are respectively disposed on the upper and lower sides of the lifting telescopic assembly 2, the first supporting assembly includes a first fixing tube assembly 11 and a third supporting seat 15, the third supporting seat 15 is fixedly connected to the first fixing tube assembly 11, a fixing sleeve is fixedly connected to the third supporting seat 15, the first fixing tube assembly 11 includes a half ring a111, a half ring B113 and a rubber ring one 112, one end of the half ring a111 and one end of the half ring B113 are connected through a hinge, the other end of the half ring B113 is connected through a bolt, the rubber ring one 112 is provided with two half rings, which are respectively disposed on the inner sides of the half ring a111 and the half ring B113, and because the tower of the wind turbine generator is tapered, the hole inside the rubber ring one 112 is tapered and is tightly attached to the side wall of the tower of the wind turbine generator, the end of the semi-ring A111 far away from the hinge is provided with a fixed lug 114, the end of the semi-ring B113 far away from the hinge is provided with a U-shaped block 117, the screw 115 is rotationally connected with a shaft fixed on the fixed lug 114 through a shaft sleeve fixedly connected with the screw 115, the screw 115 is in threaded connection with a butterfly nut 116, the screw 115 is screwed on the surface of the U-shaped block 117 far away from the fixed lug 114, the mounting surface of the butterfly nut 116 is abutted with the surface of the U-shaped block 117 far away from the fixed lug 114, the second support assembly comprises a second fixed pipe assembly 16, a third fixed pipe assembly 17, a connecting block 12 and a second support seat 14, the upper side and the lower side of the connecting block 12 are respectively fixedly connected with the second fixed pipe assembly 16 and the third fixed pipe assembly 17, the second support seat 14 is fixedly connected with one side of the second fixed pipe assembly 16, the second support seat 14 is fixedly connected with a fixed sleeve, the fixed sleeve is sleeved on the outer side of the screw rod 21 and can support the screw rod 21, a motor 24 is arranged on the lower side of the screw rod 21, the lower end of the motor 24 is provided with a first support seat 13, the first support seat 13 is fixedly connected to one side of the third fixed pipe assembly 17, the second fixed pipe assembly 16 comprises a half ring C, a half ring D and a rubber ring II, and the structures, the quantity and the connection modes of the half ring C, the half ring D and the rubber ring II are the same as those of the half ring A111, the half ring B113 and the rubber ring I112; the third fixed pipe assembly 17 comprises a half ring E, a half ring F and a rubber ring III, the structure, the number and the connection mode of the half ring E, the half ring F and the rubber ring III are the same as those of the half ring A111, the half ring B113 and the rubber ring I112, and the first fixed pipe assembly 11, the second fixed pipe assembly 16 and the third fixed pipe assembly 17 can lock a tower pole of the wind generating set.

Referring to fig. 1, 2 and 5, the lifting telescopic assembly 2 includes a screw 21, a telescopic assembly 22, a sensor 23 and a motor 24, the telescopic assembly 22 is sleeved outside the screw 21 and is connected with the screw 21 through threads, the lower side of the screw 21 is fixedly connected with an output shaft of the motor 24, the motor 24 provides power for the screw 21, one end of the motor 24, which is far away from the first supporting assembly, is fixedly connected with the first supporting seat 13, the sensor 23 is fixedly connected with the third supporting seat 15, the sensor 23 can detect the position of a blade, such as a photoelectric sensor, the telescopic assembly 22 includes a screw sleeve 221, a supporting frame 222 and an air cylinder 223, the screw sleeve 221 is sleeved outside the screw 21, the screw sleeve 221 is connected with the screw 21 through threads, the screw sleeve 221 moves up and down along the screw 21, the supporting frame 222 is fixedly connected with the upper side of the screw sleeve 221, the upper side of the supporting frame 222 is fixedly provided with an air cylinder 223, the inside of the air cylinder 223 is in sliding connection with the air rod 224, one side of the air rod 224, which is far away from the air rod 224 is fixedly connected with the ear 225, and is fixedly connected with the air rod 223, and is used for enabling the air rod 224 to move in a3 and a state of the air rod assembly to be kept away from the 3.

Please refer to fig. 1, 6 and 7, the brush assembly 3 includes flexible box a33, spring 35 and flexible box B36, flexible box a33 inside fixedly connected with spring 35, one side fixedly connected with mounting bracket C313 that flexible box a33 was kept away from to spring 35 is inside flexible box B36, flexible box B36 pegging graft inside flexible box a33, flexible box B36 and flexible box a33 sliding connection, flexible box a33 is kept away from the outside fixedly connected with fixed block 32 of spring 35, be fixed with brush mounting bracket 31 on the fixed block 32, brush mounting bracket 31 includes mounting bracket a311, mounting bracket B312 and mounting bracket C313, mounting bracket a311 one side fixedly connected with mounting bracket B312, mounting bracket a311 is perpendicular to mounting bracket B312, one side fixedly connected with mounting bracket C313 that mounting bracket B312 kept away from mounting bracket a311, mounting bracket a311 is parallel arrangement with mounting bracket C313, flexible box B36 outside fixedly connected with the same fixed block 32 and the outside flexible box a33, flexible box a31 is provided with the adjustable pin assembly 34 is installed to the side of brush assembly 34, and the flexible assembly is made to install the flexible pin assembly 35.

The working principle of the device is as follows: the wind generating set maintenance device is arranged outside a tower pole of a wind generating set and located at the height of a blade, a motor 24 drives a screw rod 21 to rotate during operation, the screw rod 21 drives a telescopic component 22 to move up and down, when a sensor 23 detects that the blade rotates to the operating position, an air rod 224 extends out of an air cylinder 223, brush mounting frames 31 are arranged on two sides of the blade, when the blade enters the brush, the brush is kept to be tightly attached to the blade all the time, the screw rod 21 is rapidly rotated to drive the brush mounting frames 31 to rapidly slide up and down on the blade, the width of the two brush mounting frames 31 is adaptively adjusted by means of a spring 35, the blade is cleaned, after the operating stroke is finished, the air cylinder 223 withdraws the air rod 224, the blade is enabled to continue rotating, the fact that the blade is not interfered is guaranteed to rotate is ensured, when the sensor 23 detects that the next blade arrives, the air rod 224 extends out, the brush component 3 is enabled to operate, and after the operation is completed, the next blade is kept to arrive in time, and the next blade is reciprocated.

This wind generating set maintenance device uses fixed subassembly 1, realizes quick fixed, uses brush subassembly 3 and sensor 23, cleans fast when the blade arrives, and brush subassembly 3 in time withdraws when cleaning the completion, is convenient for clean next blade, realizes quick cleaning, uses spring 35 to let the width of brush self-adaptation curved surface blade, realizes the comprehensive cleanness to the blade.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a wind generating set maintenance device which characterized in that: including fixed subassembly (1), lift telescopic assembly (2) and brush subassembly (3), fixed subassembly (1) cover is established in wind generating set's tower pole outside, fixed subassembly (1) are located the upper and lower both ends of lift telescopic assembly (2), brush subassembly (3) fixed connection is in the tip of lift telescopic assembly (2), lift telescopic assembly (2) include lead screw (21) and telescopic assembly (22), telescopic assembly (22) cover is established in the lead screw (21) outside, passes through threaded connection with lead screw (21), telescopic assembly (22) include cylinder (223), cylinder (223) are connected through gas pole (224) brush subassembly (3).

2. A wind generating set maintenance apparatus as defined in claim 1, wherein: the fixed subassembly (1) includes first supporting component and second supporting component, first supporting component with second supporting component sets up respectively the upper and lower both sides of lift telescopic assembly (2), first supporting component includes first fixed pipe subassembly (11) and three (15) of supporting seat, three (15) fixed connection of supporting seat is in on first fixed pipe subassembly (11), fixed cover of fixedly connected with on three (15) of supporting seat, first fixed pipe subassembly (11) include semi-ring A (111), semi-ring B (113) and one (112) of rubber circle, semi-ring A (111) and semi-ring B (113) wherein one end passes through hinged joint, and the other end passes through bolted connection, one (112) of rubber circle is provided with two, is semi-ring A (111) and semi-ring B (113) inboard respectively.

3. A wind generating set maintenance apparatus as claimed in claim 2, wherein: the second support assembly comprises a second fixed pipe assembly (16), a third fixed pipe assembly (17), a connecting block (12) and a second support seat (14), wherein the upper side and the lower side of the connecting block (12) are fixedly connected with the second fixed pipe assembly (16) and the third fixed pipe assembly (17) respectively, the second support seat (14) is fixedly connected with one side of the second fixed pipe assembly (16), one side of the third fixed pipe assembly (17) is fixedly connected with a first support seat (13), and a fixed sleeve is fixedly connected to the second support seat (14).

4. A wind generating set maintenance apparatus as claimed in claim 2, wherein: the hinge is characterized in that a fixing lug (114) is arranged at one end, far away from the hinge, of the half ring A (111), a U-shaped block (117) is arranged at one end, far away from the hinge, of the half ring B (113), a screw (115) is rotatably connected with a shaft fixed on the fixing lug (114) through a shaft sleeve fixedly connected with the screw, the screw (115) is in threaded connection with a butterfly nut (116), the butterfly nut (116) is in the way that the U-shaped block (117) is far away from the surface of one side of the fixing lug (114), and the mounting surface of the butterfly nut (116) is in butt joint with the surface, far away from one side of the fixing lug (114), of the U-shaped block (117).

5. A wind generating set maintenance apparatus according to claim 3, wherein: the second fixed pipe assembly (16) comprises a half ring C, a half ring D and a rubber ring II, and the structures, the numbers and the connection modes of the half ring C, the half ring D and the rubber ring II are the same as those of the half ring A (111), the half ring B (113) and the rubber ring I (112); the third fixed pipe assembly (17) comprises a half ring E, a half ring F and a rubber ring III, and the structure, the number and the connection mode of the half ring E, the half ring F and the rubber ring III are the same as those of the half ring A (111), the half ring B (113) and the rubber ring I (112).

6. A wind generating set maintenance apparatus according to claim 3, wherein: the lifting telescopic assembly (2) further comprises a sensor (23) and a motor (24), the lower side of the screw rod (21) is fixedly connected with an output shaft of the motor (24), one end, away from the first supporting assembly, of the motor (24) is fixedly connected to the first supporting seat (13), and the sensor (23) is fixedly connected to the third supporting seat (15).

7. A wind generating set maintenance apparatus as defined in claim 1, wherein: the telescopic assembly (22) further comprises a screw rod sleeve (221) and a supporting frame (222), the screw rod sleeve (221) is arranged on the outer side of the screw rod (21), the screw rod sleeve (221) is connected with the screw rod (21) through threads, the screw rod sleeve (221) moves up and down along the screw rod (21), the supporting frame (222) is fixedly connected to the upper side of the screw rod sleeve (221), an air cylinder (223) is fixedly arranged on the upper side of the supporting frame (222), the air cylinder (223) is internally connected with an air rod (224) in a sliding mode, and one side, away from the air rod (224), of the air cylinder (223) is fixedly connected with a mounting lug (225) for connecting the hairbrush assembly (3).

8. A wind generating set maintenance apparatus as defined in claim 7, wherein: the brush assembly (3) comprises a telescopic box A (33), a spring (35) and a telescopic box B (36), wherein the spring (35) is fixedly connected to the inside of the telescopic box A (33), one side, away from the telescopic box A (33), of the spring (35) is fixedly connected to the inside of the telescopic box B (36), the telescopic box B (36) is inserted into the telescopic box A (33), and the telescopic box B (36) is in sliding connection with the telescopic box A (33).

9. A wind generating set maintenance apparatus as defined in claim 8, wherein: the telescopic box A (33) is far away from the outside fixedly connected with fixed block (32) of spring (35), be fixed with brush mounting bracket (31) on fixed block (32), brush mounting bracket (31) are including mounting bracket A (311), mounting bracket B (312) and mounting bracket C (313), mounting bracket A (311) one side fixedly connected with mounting bracket B (312), mounting bracket A (311) are perpendicular with mounting bracket B (312) and arrange, mounting bracket B (312) are kept away from one side fixedly connected with mounting bracket C (313) of mounting bracket A (311), mounting bracket A (311) are parallel arrangement with mounting bracket C (313).

10. A wind generating set maintenance apparatus as defined in claim 9, wherein: the telescopic box B (36) is fixedly connected with a fixed block (32) and a hairbrush mounting frame (31) which are the same as those of the telescopic box A (33), the lower side of the telescopic box A (33) is fixedly connected with a mounting block B (34), and the mounting block B (34) is connected with the mounting lug (225) through a pin.