CN219980611U

CN219980611U - Wind driven generator slip ring cleaning device

Info

Publication number: CN219980611U
Application number: CN202320917762.2U
Authority: CN
Inventors: 刘华军; 母德荣; 常肖; 王正宝
Original assignee: Yunnan Baye New Energy Technology Co ltd
Current assignee: Yunnan Baye New Energy Technology Co ltd
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2023-11-07
Anticipated expiration: 2033-04-21

Abstract

The utility model discloses a slip ring cleaning device of a wind driven generator, which comprises a fan body and further comprises: the slip ring cleaning unit is arranged at the side part of the fan body and used for installing and cleaning the slip ring; the slip ring cleaning unit includes: a mounting box; the cleaning assembly is arranged in the installation box and is used for cleaning the slip ring; and the carbon brush adjusting assembly is arranged inside the cleaning assembly and used for adjusting the clutch state of the carbon brush and the slip ring to match with the cleaning assembly to finish the cleaning work of the slip ring. The carbon brush adjusting assembly is driven to move upwards through the rotating shaft and separate from the slip ring, and meanwhile the rotating shaft drives the cleaning brush to move downwards to be in contact with the slip ring, so that in the rotating process of the slip ring, the cleaning brush can scrape residual scraps outside the slip ring, and therefore the effects of removing the slip ring shell and taking out the carbon brush when the scraps on the surface of the slip ring are cleaned are achieved, and the working efficiency is high.

Description

Wind driven generator slip ring cleaning device

Technical Field

The utility model relates to the technical field of wind power generation, in particular to a slip ring cleaning device of a wind power generator.

Background

In the use process of the slip ring of the wind driven generator, the slip ring is usually clamped outside by the carbon brush, relative rotation occurs between the slip ring and the carbon brush for a long time, so that the surface of the slip ring is worn by the carbon brush, and worn small particle fragments are doped at the contact part of the carbon brush and the slip ring, so that poor contact between the slip ring and the carbon brush is caused, therefore, the slip ring and the carbon brush are required to be cleaned and maintained regularly, and the worn fragments on the surface of the slip ring are removed;

the existing piece that is worn and torn to the sliding ring surface is got rid of and is usually adopted the sliding ring shell dismantlement and take out the carbon brush, then clear away the piece on sliding ring surface, and the dismantlement process is complicated, and the work load of clearance is big, and the carbon brush after taking out need correct the mounted position again in order to satisfy the accuracy of carbon brush installation when follow-up reinstallation, work efficiency is low.

The foregoing is provided merely to facilitate an understanding of the principles of the utility model and is not intended to constitute an admission that the foregoing is of the closest prior art.

Disclosure of Invention

The utility model aims to provide a slip ring cleaning device for a wind driven generator, which aims to solve the problems of complex cleaning process and low working efficiency 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 aerogenerator sliding ring cleaning device, includes the fan body, still includes:

the slip ring cleaning unit is arranged at the side part of the fan body and used for installing and cleaning the slip ring;

the slip ring cleaning unit includes:

a mounting box;

the cleaning assembly is arranged in the installation box and is used for cleaning the slip ring; and

the carbon brush adjusting assembly is arranged in the cleaning assembly and is used for adjusting the clutch state of the carbon brush and the slip ring to match with the cleaning assembly to finish the cleaning work of the slip ring;

a cantilever beam is connected above the mounting box and used for mounting and positioning the carbon brush;

the cleaning assembly includes:

the rotating shaft is rotationally arranged in the cantilever beam and used for adjusting the contact state of the cleaning assembly, the carbon brush assembly and the slip ring;

and the cleaning brush is connected to the lower end of the rotating shaft and is used for cleaning scraps on the surface of the slip ring.

Further, the carbon brush adjusting assembly includes:

the pressing plate is sleeved outside the rotating shaft;

the second threaded hole is formed in the position, corresponding to the rotating shaft, of the pressing plate, and is in spiral fit with the rotating shaft and used for adjusting the position of the pressing plate;

the limiting sleeve is fixedly sleeved on the outer side of the rotating shaft and positioned below the pressing plate and is used for limiting the pressing plate;

the carbon brush piece is connected to the side part of the pressing plate;

and the bracket is connected with the upper end of the cantilever beam and used for guiding the movement of the rotating shaft.

Further, a guide groove is formed in the carbon brush piece;

the cantilever Liang Cebu is connected with a guide rod penetrating through the guide groove and used for guiding the carbon brush piece to move up and down during cleaning.

Further, the cantilever beam is internally provided with a first threaded hole for being matched with threads corresponding to the outer side of the rotating shaft to control lifting work of the cleaning brush.

Further, a limiting block is connected to the lower end of the rotating shaft and located in the cleaning brush, and the limiting block is cylindrical;

the cantilever beam lower extreme just is located the both sides of cleaning brush and is connected with the pin for the reciprocating of cleaning brush is directed when the rotation axis rotates relative cleaning brush.

Further, the lower end of the cleaning brush is provided with an arc-shaped surface, and the radian is matched with that of the slip ring;

the contact part between the lower end of the cleaning brush and the slip ring is filled with sponge materials, and the sponge materials are used for scraping and collecting the scraps remained on the surface of the slip ring when the slip ring rotates.

Further, the carbon brush piece is connected to two sides of the pressing plate, two adjacent working sections of the sliding ring are respectively corresponding to the carbon brush piece, the cleaning brushes are symmetrically arranged on the two adjacent working sections of the sliding ring and used for synchronously cleaning the sliding ring corresponding to the carbon brush piece of the two adjacent working sections.

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

according to the utility model, the carbon brush adjusting assembly is driven by the rotating shaft to move upwards and separate from the slip ring, and meanwhile, the cleaning brush is driven by the rotating shaft to move downwards to be in contact with the slip ring, so that the cleaning brush can scrape off the scraps left outside the slip ring in the rotating process of the slip ring, and the effects of no need of disassembling the slip ring shell and taking out the carbon brush when the scraps on the surface of the slip ring are cleaned are achieved, and the working efficiency is high.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the fan body and the mounting box of the present utility model;

FIG. 3 is a diagram showing the matching relationship between the cleaning assembly and the carbon brush adjusting assembly according to the present utility model;

FIG. 4 is a schematic view showing an internal structure of a carbon brush adjusting assembly according to the present utility model;

FIG. 5 is an enlarged view of the utility model at A in FIG. 4;

FIG. 6 is a diagram showing the relationship between the rotation shaft and the lifting rod.

Reference numerals: 1. a fan body; 11. a slip ring member; 111. an insulating sleeve; 2. a slip ring cleaning unit; 21. a mounting box; 211. a cantilever beam; 2111. a stop lever; 2112. a first threaded hole; 22. cleaning the assembly; 221. a rotation shaft; 2211. a limiting block; 222. cleaning brushes; 23. a carbon brush adjusting assembly; 231. a pressing plate; 232. a second threaded hole; 233. a limit sleeve; 234. a carbon brush member; 2341. a guide groove; 235. a guide rod; 236. and (3) a bracket.

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.

Referring to fig. 1-6, the present utility model provides a technical solution:

the utility model provides a aerogenerator sliding ring cleaning device, includes fan body 1, still includes:

the slip ring cleaning unit 2 is arranged at the side part of the fan body 1 and is used for installing and cleaning the slip ring;

the slip ring cleaning unit 2 includes:

a mounting box 21;

the cleaning assembly 22 is arranged in the installation box 21 and is used for cleaning the slip ring; and

the carbon brush adjusting assembly 23 is arranged in the cleaning assembly 22 and is used for adjusting the clutch state of the carbon brush and the slip ring to match the cleaning assembly 22 to finish the cleaning work of the slip ring;

a cantilever beam 211 is connected above the mounting box 21 and is used for mounting and positioning the carbon brush;

the cleaning assembly 22 includes:

the rotating shaft 221 is rotatably arranged inside the cantilever beam 211 and is used for adjusting the contact state of the cleaning assembly 22, the carbon brush assembly and the slip ring;

and a cleaning brush 222 connected to the lower end of the rotating shaft 221 for cleaning debris on the surface of the slip ring.

It should be noted that, when the power generation work is normally performed, the cleaning brush 222 is separated from the slip ring member 11, the carbon brush member 234 is in contact with the slip ring member 11 and performs the power transmission work, when the slip ring member 11 needs to perform the cleaning work, the rotating shaft 221 is rotated, the rotating shaft 221 drives the carbon brush adjusting assembly 23 to move upwards and separate from the slip ring member 11, and meanwhile, the rotating shaft 221 drives the cleaning brush 222 to move downwards to be in contact with the slip ring member 11, so that in the rotating process of the slip ring member 11, the cleaning brush 222 can scrape the residual scraps outside the slip ring member 11, and therefore the effects that the slip ring housing is not required to be disassembled and the carbon brush member 234 is taken out when the scraps on the surface of the slip ring member 11 are cleaned are achieved, and the work efficiency is high are achieved.

As a modification, as shown in fig. 3 to 4, the carbon brush adjusting assembly 23 includes:

a pressing plate 231 sleeved outside the rotary shaft 221;

a second threaded hole 232, which is formed at a position of the pressing plate 231 corresponding to the rotation shaft 221 and is in screw fit with the rotation shaft 221, for adjusting the position of the pressing plate 231;

the limiting sleeve 233 is fixedly sleeved outside the rotating shaft 221 and positioned below the pressing plate 231, and is used for limiting the pressing plate 231;

a carbon brush member 234 connected to a side portion of the pressing plate 231;

a bracket 236 connected to the upper end of the cantilever beam 211 for guiding the movement of the rotation shaft 221;

the outside of the rotary shaft 221 is provided with threads corresponding to the inside of the second threaded hole 232, and the second threaded hole 232 is opposite to the first threaded hole 2112 in the spiral direction.

It should be added that, during normal power generation operation of the wind driven generator, the lower end of the carbon brush member 234 contacts with the slip ring member 11 installed inside the installation box 21, and the slip ring member 11 is provided with the insulating sleeves 111 at equal intervals, so as to prevent the carbon brush members 234 corresponding to different positions on the surface of the slip ring member 11 from interfering with each other. The upper end of the carbon brush member 234 is connected to a wire for transmitting current, which is not shown.

Further, as shown in fig. 4, a guiding groove 2341 is provided inside the carbon brush member 234;

the side portion of the cantilever beam 211 is connected with a guide rod 235 penetrating through the guide groove 2341, and is used for guiding the up-and-down movement of the carbon brush piece 234 during cleaning operation, so that the carbon brush piece 234 is prevented from deflecting when the carbon brush piece 234 moves downwards to be in contact with the slip ring 11 after the cleaning operation is finished, and the carbon brush piece 234 cannot be normally used.

Further, as shown in fig. 5, a first threaded hole 2112 is provided in the cantilever beam 211, and is configured to cooperate with a thread corresponding to the outer side of the rotating shaft 221, so as to control the lifting operation of the cleaning brush 222.

As a modification, as shown in fig. 6, a limiting block 2211 is connected to the lower end of the rotating shaft 221 and located inside the cleaning brush 222, and the limiting block 2211 is cylindrical;

the cantilever beam 211 lower extreme just is located the both sides of cleaning brush 222 and is connected with pin 2111 for being directed the reciprocating of cleaning brush 222 when rotation axis 221 rotates relative to cleaning brush 222, avoid when rotating rotation axis 221, cleaning brush 222 along with rotation axis 221 synchronous rotation, cause the arcwall face of cleaning brush 222 not enough to align with slip ring 11, cause unable cleaning up slip ring 11.

Further, the lower end of the cleaning brush 222 is provided with an arc surface, and the arc is matched with the arc of the slip ring;

the contact part between the lower end of the cleaning brush 222 and the slip ring is filled with sponge material, and the sponge material is used for scraping and collecting the scraps remained on the surface of the slip ring when the slip ring rotates.

As an improvement, as shown in fig. 3-4, the carbon brush members 234 are connected to two sides of the pressing plate 231 and respectively correspond to two adjacent working sections of the slip ring, the cleaning brushes 222 are symmetrically disposed on two adjacent working sections of the slip ring, and are used for synchronously cleaning the slip ring corresponding to the carbon brush members 234 of the two adjacent working sections, so that when only one rotating shaft 221 rotates, two working sections of the slip ring member 11 separated by the insulating sleeve 111 can be synchronously cleaned, and the working efficiency is further improved.

It should be noted that, in the process of cleaning the slip ring 11, the rotating shaft 221 is rotated, the rotating shaft 221 is matched with the pressing plate 231 through the second threaded hole 232 to drive the pressing plate 231 to move upwards, the pressing plate 231 drives the carbon brush 234 to move upwards along the guide rod 235, so that the lower end of the carbon brush 234 drops off the slip ring 11, meanwhile, the rotating shaft 221 is matched with the cantilever beam 211 through the first threaded hole 2112 to drive the cleaning brush 222 to move downwards along the stop rod 2111, so that the cleaning brush 222 can clean the rotating slip ring 11, the whole cleaning work does not need to be disassembled, and the cleaning process is convenient.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides a aerogenerator sliding ring cleaning device, includes fan body (1), its characterized in that still includes:

the slip ring cleaning unit (2) is arranged at the side part of the fan body (1) and is used for installing and cleaning the slip ring;

the slip ring cleaning unit (2) comprises:

a mounting box (21);

the cleaning assembly (22) is arranged in the installation box (21) and is used for cleaning the slip ring; and

the carbon brush adjusting assembly (23) is arranged in the cleaning assembly (22) and is used for adjusting the clutch state of the carbon brush and the slip ring to match the cleaning assembly (22) to finish the cleaning work of the slip ring;

a cantilever beam (211) is connected above the mounting box (21) and used for mounting and positioning the carbon brush;

the cleaning assembly (22) includes:

the rotating shaft (221) is rotationally arranged in the cantilever beam (211) and used for adjusting the contact state of the cleaning assembly (22), the carbon brush assembly and the slip ring;

and the cleaning brush (222) is connected to the lower end of the rotating shaft (221) and is used for cleaning scraps on the surface of the slip ring.

2. The slip ring cleaning device of a wind driven generator according to claim 1, wherein,

the carbon brush adjusting assembly (23) includes:

a pressing plate (231) sleeved outside the rotating shaft (221);

the second threaded hole (232) is formed in the position of the pressing plate (231) corresponding to the rotary shaft (221) and is in spiral fit with the rotary shaft (221) to adjust the position of the pressing plate (231);

the limiting sleeve (233) is fixedly sleeved outside the rotating shaft (221) and positioned below the pressing plate (231) and is used for limiting the pressing plate (231);

a carbon brush member (234) connected to a side portion of the pressing plate (231);

and the bracket (236) is connected to the upper end of the cantilever beam (211) and is used for guiding the movement of the rotating shaft (221).

3. The wind turbine slip ring cleaning device according to claim 2, wherein:

a guide groove (2341) is formed in the carbon brush piece (234);

the side part of the cantilever beam (211) is connected with a guide rod (235) penetrating into the guide groove (2341) and used for guiding the up-and-down movement of the carbon brush piece (234) during cleaning.

4. A wind turbine slip ring cleaning apparatus as defined in claim 3, wherein:

the cantilever beam (211) is internally provided with a first threaded hole (2112) for being matched with threads corresponding to the outer side of the rotating shaft (221) to control lifting operation of the cleaning brush (222).

5. The wind turbine slip ring cleaning device according to claim 1, wherein:

a limiting block (2211) is connected to the lower end of the rotating shaft (221) and positioned in the cleaning brush (222), and the limiting block (2211) is cylindrical;

the cantilever beam (211) lower extreme just is located the both sides of cleaning brush (222) and is connected with pin (2111) for the upper and lower removal of cleaning brush (222) is led when rotation axis (221) relative cleaning brush (222) rotates.

6. The wind turbine slip ring cleaning device according to claim 5, wherein:

the lower end of the cleaning brush (222) is provided with an arc-shaped surface, and the radian is matched with that of the slip ring;

and the contact part between the lower end of the cleaning brush (222) and the slip ring is filled with sponge materials, and the sponge materials are used for scraping and collecting the scraps remained on the surface of the slip ring when the slip ring rotates.

7. The wind turbine slip ring cleaning device according to claim 2, wherein:

the carbon brush piece (234) is connected to two sides of the pressing plate (231) and corresponds to two adjacent working sections of the sliding ring respectively, and the cleaning brush (222) is located in two adjacent working sections of the sliding ring and symmetrically arranged and used for synchronously cleaning the sliding ring corresponding to the carbon brush piece (234) of the two adjacent working sections.