CN201610827U - Variable pitch slip ring mechanism of wind turbine generator - Google Patents
Variable pitch slip ring mechanism of wind turbine generator Download PDFInfo
- Publication number
- CN201610827U CN201610827U CN2009202863005U CN200920286300U CN201610827U CN 201610827 U CN201610827 U CN 201610827U CN 2009202863005 U CN2009202863005 U CN 2009202863005U CN 200920286300 U CN200920286300 U CN 200920286300U CN 201610827 U CN201610827 U CN 201610827U
- Authority
- CN
- China
- Prior art keywords
- slip ring
- conductive shaft
- electronic box
- encoder
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The utility model discloses a slip ring mechanism of a wind turbine generator, which comprises a conductive shaft electricity box fixedly equipped with a slip ring component, the interface box of a standard cable connection terminal, an encoder and an encoder shielding case, as well as various fastening pieces and sealing pieces, wherein the interface box is in airtight connection with the electricity box through the sealing pieces, a transitional flange and the fastening pieces; the electricity box is in airtight connection with the encoder shielding case through the sealing pieces and the fastening pieces; a surge electricity box equipped with a surge protector is arranged below the conductive shaft electricity box; and the conductive shaft electricity box is closed and equipped with an electrical heating module for keeping the constant temperature of the electricity box. Through the variable pitch slip ring mechanism of the wind turbine generator provided by the utility model, the using environment of the slip ring is effectively expanded, the slip ring can be led to be applied to severe environments required for the slip rings, the installation is convenient, and the reliability is high.
Description
Technical field
The utility model relates to a kind of parts of wind-driven generator, is specially a kind of change oar slip ring mechanism of wind-driven generator.
Background technique
Slip ring also is called rotation electric interfaces, electric rotary joint, can be used for transmitting from the fixed structure to the rotational structure in the electricity system of power supply and data-signal when arbitrary requirement is unrestricted rotates continuously.Usually be used in and require unrestrictedly, continuously or be interrupted rotation, in the Mechatronic Systems of transmission power supply and data-signal, can simplify and improve systematic function, and not damage lead.At present, slip ring is to realize rotating the main electrical installations of dynamic realization signal and power delivery, main by ring body and the mode of brush to contact, and do relative rotary motion and realize carrying out the transmission of signal and power on the solid of rotation, his main structure is by conductive shaft (containing lead-in wire), brush (containing brush-lead), slip ring spider, bearing, bearing (ball) cover combines, when conductive shaft and rotating object mechanical connection, lead and need provide the interface of power and signal to connect one to one, slip ring spider is fixed on the stationary object, brush-lead is inserted signal and the power port that needs input, contact-type is rotated relatively between conductive shaft and the brush like this, realizes the transmission of signal and power.Common slip ring is had relatively high expectations in using, the environment that uses generally is under normal temperature laboratory, the Environmental Conditions of wind-driven generator then is outdoor, and as desert, seashore, these environment environment often are abominable, as the work down of sand and dust, seawater steam or subzero 40 degrees centigrade of environment, and irregularly can suffer the destruction of nature lightning, need to realize stable operation, this is difficult to be competent at for common slip ring, perhaps fault takes place frequently, and makes the utilization efficiency of blower fan not high; In addition, as high-lift operation, it all is unfavorable changing and keeping in repair, and user cost is high.
The model utility content
The purpose of this utility model is for a kind of change oar slip ring mechanism of wind-driven generator is provided, to solve the problems referred to above of existing slip ring.Make the wind-driven generator pitching slip ring can be in proper functioning under the bad working environment.
The purpose of this utility model can be achieved through the following technical solutions.
A kind of change oar slip ring mechanism of wind-driven generator comprises the conductive shaft electronic box that is mounted with slip ring assembly, the interface box of standard cable splicing ear, encoder and encoder radome, and various fastening piece spare and Sealing; Be connected by Sealing, counter flange and fastening piece are airtight between described interface box and the conductive shaft electronic box, be connected by Sealing and fastening piece are airtight between conductive shaft electronic box and the encoder radome; Described conductive shaft electronic box below is provided with the surge electronic box that Surge Protector is installed, and the conductive shaft electronic box is airtight and be provided with the electric heating module that keeps electronic box constant temperature.
Described conductive shaft electronic box is provided with input terminal, is connected and fixed by SEALING FITTING between input terminal and the conductive shaft electronic box; Power supply and signaling line are in parallel with Surge Protector by input terminal, connect with brush, the conductive shaft of slip ring assembly, and connect with Out let; Described brush contacts with the conductive shaft rotation.
Described conductive shaft electronic box casing constitutes with the Sealing that is set to internal layer by being arranged on outer field electronic box cover plate; All terminal interface are all connected by Sealing.
The angle position of described conductive shaft is connected with the encoder coupling shaft with shaft joint by the axle that draws of slip ring bearing (ball) cover; Described encoder is installed on the encoder mounting plate by spacer shell, and the encoder mounting plate is sealedly connected and fixed by gasket seal and conductive shaft electronic box; The encoder radome seals by gasket seal; The encoder radome is provided with encoder interfaces.
Described slip ring assembly comprises conductive shaft, slip ring spider and brush assembly of electric, guarantees that by dynamic seal ring and seal friction sheet dynamic seal (packing) is connected between conductive shaft and the slip ring spider, and described brush adopts inclined hole to insert, and slip ring spider is set to four muscle structures.
Described conductive shaft electronic box is connected with the surge electronic box by the sealing sponge and connects, and the electronic box cover plate is by the sealing of electronic box gasket seal.
The electric heating module is connected in parallel on the input power ring by Surge Protector and obtains operating voltage.
Described conductive shaft electronic box outer wall is equipped with support, and interface box is outside equipped with mounting hole, to be used for and the wind-driven generator mechanical connection.
Described input and output terminal is standard interface.
The utility model from the power and signal input interface to output port, all realize IP65 (preventing fully that promptly dust from entering and the no any injury of water flushing) protection, regardless of extraneous environment, the working environment of slip ring assembly all as in test room, is installed the electric heating module and is come steady temperature in the work conductive shaft electronic box of slip ring assembly.Adopt the anti-lightning strike Surge Protector of different size at the input end of slip ring; when running into thunderbolt; can discharge by ground connection and recover automatically in 0.3 nanosecond; the support of slip ring adopts high-strength aluminum alloy material; the structure that four muscle support; can guarantee stable work in work for a long time, the normal end sub-interface is realized quick mounting by slip ring assembly.
The change oar slip ring mechanism of the wind-driven generator that forms by the utility model setting has expanded the Environmental Conditions of slip ring effectively, and slip ring is applied even more extensively in the rugged environment of needs, and easy for installation, the reliability height.
Description of drawings
Fig. 1 is a side-looking structural representation of the present utility model;
Fig. 2 is a plan structure schematic representation of the present utility model;
Fig. 3 is the structural representation of slip ring assembly section;
Among the figure: 10, conductive shaft electronic box 11, slip ring assembly 12, brush
13, slip ring spider 14, conductive shaft 15, electric heating module
16, input terminal 17, support 20, surge electronic box
21, Surge Protector 30, interface box 31, cable splicing ear
40, encoder radome 41, encoder 42, encoder interfaces.
Embodiment
Further set forth structural feature of the present utility model below in conjunction with accompanying drawing and specific embodiment.
Slip ring assembly as shown in Figure 3, described slip ring assembly 11 comprises conductive shaft 14, slip ring spider 13 and brush 12, and described brush 12 adopts inclined hole to insert, and described slip ring spider 11 is set to four muscle structures.
The change oar slip ring mechanism of a kind of wind-driven generator as depicted in figs. 1 and 2, comprise the conductive shaft electronic box 10 that is mounted with slip ring assembly 11, the interface box 30 of integrated cable splicing ear 31, encoder 41 and encoder radome 40, and various fastening piece spare and Sealing; Be connected by Sealing, counter flange and fastening piece are airtight between described interface box 30 and the conductive shaft electronic box 10, be connected by Sealing and fastening piece are airtight between conductive shaft electronic box 10 and the encoder radome 40; Described conductive shaft electronic box 10 belows are provided with the surge electronic box 20 that Surge Protector 21 is installed, and conductive shaft electronic box 10 is airtight and be provided with the electric heating module 15 that keeps conductive shaft electronic box 10 constant temperature.
Described conductive shaft electronic box 10 is provided with input terminal 16, is connected and fixed by SEALING FITTING between input terminal 16 and the conductive shaft electronic box 10; Power supply and signaling line are in parallel with Surge Protector 21 by input terminal 16, connect with brush 12, the conductive shaft 14 of slip ring assembly 11, and connect with Out let; Described brush 12 contacts with conductive shaft 14 rotations.
Described conductive shaft electronic box 10 casings constitute with the Sealing that is set to internal layer by being arranged on outer field electronic box cover plate; All terminal interface are all connected by Sealing.
The angle position of described conductive shaft 14 links and spool is connected by draw axle and the shaft joint and the encoder 41 of slip ring bearing (ball) cover; Described encoder 41 is installed on the encoder mounting plate by spacer shell, and the encoder mounting plate is sealedly connected and fixed by gasket seal and conductive shaft electronic box 10; Encoder radome 40 seals by gasket seal; Encoder radome 40 is provided with encoder interfaces 42.
Conductive shaft electronic box 10 is connected with surge electronic box 20 by the sealing sponge and connects, and the electronic box cover plate is by the sealing of electronic box gasket seal.
Described conductive shaft electronic box 10 outer walls are equipped with support 17, and interface box 30 is outside equipped with mounting hole, to be used for and the wind-driven generator mechanical connection.
Described input and output terminal is standard interface.
Claims (8)
1. the change oar slip ring mechanism of a wind-driven generator comprises the conductive shaft electronic box that is mounted with slip ring assembly, the interface box of standard cable splicing ear, encoder and encoder radome, and various fastening piece spare and Sealing; It is characterized in that: be connected by Sealing, counter flange and fastening piece are airtight between described interface box and the conductive shaft electronic box, be connected by Sealing and fastening piece are airtight between conductive shaft electronic box and the encoder radome; Described conductive shaft electronic box below is provided with the surge electronic box that Surge Protector is installed, and the conductive shaft electronic box is airtight and be provided with the electric heating module that keeps electronic box constant temperature.
2. the change oar slip ring mechanism of wind-driven generator according to claim 1, it is characterized in that: described conductive shaft electronic box is provided with input terminal, is connected and fixed by SEALING FITTING between input terminal and the conductive shaft electronic box; Power supply and signaling line are in parallel with Surge Protector by input terminal, connect with brush, the conductive shaft of slip ring assembly, and connect with Out let; Described brush contacts with the conductive shaft rotation.
3. the change oar slip ring mechanism of wind-driven generator according to claim 1 is characterized in that: described conductive shaft electronic box is made of the Sealing that is arranged on outer field electronic box cover plate and is set to internal layer; All terminal interface are all connected by Sealing.
4. the change oar slip ring mechanism of wind-driven generator according to claim 1, it is characterized in that: described slip ring assembly comprises conductive shaft, slip ring spider and brush assembly of electric, guarantee that by dynamic seal ring and seal friction sheet dynamic seal (packing) is connected between conductive shaft and the slip ring spider, described slip ring spider is set to four muscle structures.
5. the change oar slip ring mechanism of wind-driven generator according to claim 4 is characterized in that: the angle position of described conductive shaft is connected with the encoder coupling shaft with shaft joint by the axle that draws of slip ring bearing (ball) cover; Described encoder is installed on the encoder mounting plate by spacer shell, and the encoder mounting plate is sealedly connected and fixed by gasket seal and conductive shaft electronic box; The encoder radome seals by gasket seal; The encoder radome is provided with encoder interfaces.
6. the change oar slip ring mechanism of wind-driven generator according to claim 1 is characterized in that: described conductive shaft electronic box is connected with the surge electronic box by the sealing sponge and connects, and the electronic box cover plate is by the sealing of electronic box gasket seal.
7. the change oar slip ring mechanism of wind-driven generator according to claim 1, it is characterized in that: described conductive shaft electronic box outer wall is equipped with support, and interface box is outside equipped with mounting hole, to be used for and the wind-driven generator mechanical connection.
8. the change oar slip ring mechanism of wind-driven generator according to claim 1, it is characterized in that: described input and output terminal is standard interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202863005U CN201610827U (en) | 2009-12-25 | 2009-12-25 | Variable pitch slip ring mechanism of wind turbine generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202863005U CN201610827U (en) | 2009-12-25 | 2009-12-25 | Variable pitch slip ring mechanism of wind turbine generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201610827U true CN201610827U (en) | 2010-10-20 |
Family
ID=42961460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202863005U Expired - Lifetime CN201610827U (en) | 2009-12-25 | 2009-12-25 | Variable pitch slip ring mechanism of wind turbine generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201610827U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102522856A (en) * | 2011-12-28 | 2012-06-27 | 大连宜顺机电有限公司 | Variable-pitch sliding ring |
| CN103899496A (en) * | 2012-12-27 | 2014-07-02 | 北京万源工业有限公司 | Blade root lightning current conducting device of wind turbine |
| CN104319584A (en) * | 2014-09-15 | 2015-01-28 | 中航光电科技股份有限公司 | Electric rotary connector |
-
2009
- 2009-12-25 CN CN2009202863005U patent/CN201610827U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102522856A (en) * | 2011-12-28 | 2012-06-27 | 大连宜顺机电有限公司 | Variable-pitch sliding ring |
| CN103899496A (en) * | 2012-12-27 | 2014-07-02 | 北京万源工业有限公司 | Blade root lightning current conducting device of wind turbine |
| CN103899496B (en) * | 2012-12-27 | 2017-09-05 | 北京万源工业有限公司 | A kind of wind power generator blade root lightning current guiding device |
| CN104319584A (en) * | 2014-09-15 | 2015-01-28 | 中航光电科技股份有限公司 | Electric rotary connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101020 |
|
| CX01 | Expiry of patent term |