CN111412119B - Connecting device of slip ring assembly and gear box and wind driven generator - Google Patents
Connecting device of slip ring assembly and gear box and wind driven generator Download PDFInfo
- Publication number
- CN111412119B CN111412119B CN202010238865.7A CN202010238865A CN111412119B CN 111412119 B CN111412119 B CN 111412119B CN 202010238865 A CN202010238865 A CN 202010238865A CN 111412119 B CN111412119 B CN 111412119B
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- slip ring
- power supply
- ring assembly
- cable installation
- installation chamber
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/80—Arrangement of components within nacelles or towers
- F03D80/82—Arrangement of components within nacelles or towers of electrical components
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/80—Arrangement of components within nacelles or towers
- F03D80/82—Arrangement of components within nacelles or towers of electrical components
- F03D80/85—Cabling
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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 invention relates to a connecting device of a slip ring assembly and a gear box and a wind driven generator, and relates to the technical field of wind driven generators. The technical problem that in the prior art, the connecting device of the slip ring assembly and the gear box cannot well prevent oil of the gear box from entering a cable installation chamber is solved.
Description
Technical Field
The invention relates to the technical field of wind driven generators, in particular to a connecting device of a slip ring assembly and a gear box and a wind driven generator.
Background
A fan pitch control system of the wind driven generator needs power supply and signal and data transmission, and the fan cannot be directly supplied with power by a cable because the fan is in a rotating state, a rotating joint is needed, the rotating joint is called a pitch control slip ring, a slip ring rotor is connected with a main shaft to form a fan rotor, and a slip ring stator is fixed on a gear box to form a fan stator. When the fan rotates, the variable pitch system mainly completes power supply by means of the carbon brush and the slideway between the slip ring stator and the slip ring rotor. The most basic requirements to be achieved by the variable-pitch slip ring are as follows: reliable power, signal and data transmission, but the change oar sliding ring among the prior art can not fine assurance become the grease proofing requirement of oar sliding ring self after oar sliding ring and complete machine cooperation on realizing above-mentioned function. In the prior art, once the oil leaks from the gear box, the oil in the gear box flows into the cable installation chamber along the wiring harness formed by the power supply cables, and the disassembly and the re-assembly of the cables are affected.
Disclosure of Invention
The embodiment of the invention aims to provide a connecting device of a slip ring assembly and a gearbox and a wind driven generator, which are used for relieving the technical problem that oil of the gearbox cannot be well prevented from entering a cable installation chamber in the prior art.
In a first aspect, an embodiment provides a connection device of a slip ring assembly and a gearbox, which comprises a slip ring rotor, a limiting plate, a plurality of seals and a plurality of power supply cables;
the slip ring rotor comprises a cable installation chamber and a switching terminal installed in the cable installation chamber, the limiting plate is installed in the cable installation chamber and located on one side, facing the gear box, of the switching terminal, the limiting plate is provided with limiting holes which are the same in number and in one-to-one correspondence with the power supply cables, the limiting plates are a plurality of power supply cables, fixedly connected to the switching terminal and corresponding to the limiting holes in a penetrating mode, the sealing elements are connected with the limiting plates and the power supply cables and used for blocking gaps between the limiting holes and the corresponding power supply cables.
In an alternative embodiment, the seal comprises an oil-resistant gland head comprising a first gland head body and a first lock nut;
the limiting hole is a threaded hole used for being in threaded connection with one end of the first gland head main body, and the first locking nut is in threaded connection with the other end of the first gland head main body and used for locking and sealing the power supply cable.
In an optional implementation manner, the connecting device of the slip ring assembly and the gear box further comprises a positioning plate and a positioning member, the positioning plate is installed in the cable installation chamber and located on one side of the gear box, which faces the limiting plate, and is provided with a positioning hole, the axis of the positioning hole coincides with the axis of the slip ring rotor, a plurality of power supply cables are all inserted in the positioning hole, and the positioning member connects the positioning plate and a plurality of wire harnesses formed by the power supply cables, so as to complete the relative fixation of the wire harnesses and the positioning plate.
In an alternative embodiment, the positioning member comprises an anti-wear aglet head comprising a second aglet head body and a second lock nut;
the positioning hole is a threaded hole used for being in threaded connection with one end of the second gland head main body, and the second locking nut is in threaded connection with the other end of the second gland head main body and used for locking the wiring harness.
In an optional implementation mode, an oil throwing hole is formed in the side wall of the cable installation chamber and communicated with the outside and a cavity between the limiting plate and the positioning plate in the cable installation chamber.
In an optional embodiment, the number of the oil slinger holes is plural, and the plural oil slinger holes are uniformly distributed along the circumferential direction of the cable installation chamber.
In an alternative embodiment, the number of the oil slinger holes is four.
In an alternative embodiment, the connecting device of the slip ring assembly and the gear box further includes a PVC (Polyvinyl chloride) pipe for sleeving the wiring harness, the second locking nut is disposed on a side of the positioning plate away from the limiting plate, and one end of the PVC pipe is sleeved on the second locking nut.
In an alternative embodiment, the connection of the slip ring assembly to the gearbox further comprises a slip ring stator rotatably mounted on a side of the cable installation chamber facing away from the gearbox.
In a second aspect, embodiments provide a wind generator comprising a slip ring assembly to gearbox connection as described in any of the previous embodiments.
Compared with the prior art, the connecting device of the slip ring assembly and the gearbox and the wind driven generator provided by the invention have the following beneficial effects:
the invention provides a connecting device of a slip ring component and a gear box, which comprises a slip ring rotor, a limiting plate, a plurality of sealing elements and a plurality of power supply cables, wherein the slip ring rotor comprises a cable installation chamber and a switching terminal, the switching terminal is installed in the cable installation chamber and fixedly connected with one end of each power supply cable, the limiting plate is also installed in the cable installation chamber and positioned on one side of each switching terminal, which faces to the gear box, the limiting plate is provided with limiting holes with the same number as the number of the power supply cables, after one end of each power supply cable is fixedly connected with the switching terminal, the other end of each power supply cable penetrates through the corresponding limiting hole and finally extends out of the cable installation chamber, the sealing elements are in the same number as the number of the power supply cables and correspond to the power supply cables one to one, and are connected with the limiting plates and the corresponding power supply cables so as to finish the sealing of gaps between the limiting holes and the corresponding power supply cables.
Through the setting, when the oil leak takes place for the gear box, gear box oil can be blockked by the sealing member promptly along the spacing hole department that supply cable flowed to the limiting plate, and then effectively guarantee that gear box oil can not get into in the cavity of limiting plate orientation switching terminal one side in the cable installation room, and then effectively avoid the oily junction that dyes switching terminal and supply cable of gear box, under the influence of gear box oil, supply cable and switching terminal's dismantlement is more difficult, and when both reinstallates, insulating adhesive tape's winding is also more difficult.
The technical advantages of the wind power generator provided by the invention are the same as those of the connecting device of the slip ring assembly and the gear box, and are not described again here.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a wind turbine provided in an embodiment of the present invention.
Icon: 10-a slip ring rotor; 20-a slip ring stator; 30-limiting plate; 40-a power supply cable; 50-oil resistant glan head; 60-positioning plate; 70-wear prevention of the glan head; 80-a gearbox; 90-PVC pipes; 110-a hollow main shaft;
11-a cable installation room; 12-a transfer terminal;
111-oil slinger.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
In the description of the present invention, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
Referring to fig. 1, the present embodiment provides a connection device of a slip ring assembly and a gearbox, including a slip ring rotor 10, a limiting plate 30, a plurality of seals and a plurality of power supply cables 40, wherein, the slip ring rotor 10 comprises a cable installation chamber 11 and a switching terminal 12, the switching terminal 12 is installed in the cable installation chamber 11 and is fixedly connected with one end of a power supply cable 40, a limiting plate 30 is also installed in the cable installation chamber 11, and is located on one side of the adapter terminal 12 facing the gear box 80, the position-limiting plate 30 is provided with position-limiting holes with the same number as the power supply cables 40, after one end of the power supply cable 40 is fixedly connected with the adapter terminal 12, the other end of the sealing piece penetrates through the corresponding limiting hole and finally extends out of the cable installation chamber 11, the sealing pieces are in one-to-one correspondence with the power supply cables 40 in the same number, which connects the limiting plate 30 with the corresponding power supply cable 40 to complete the plugging of the gap between the limiting hole and the corresponding power supply cable 40.
Through the above setting, when the oil leak takes place for gear box 80, gear box oil flows to limiting plate 30's spacing hole department along supply cable 40 and can be blockked by the sealing member promptly, and then effectively guarantee that gear box oil can not get into in the cavity of limiting plate 30 towards switching terminal 12 one side in the cable installation room 11, and then effectively avoid the oily junction that dyes switching terminal 12 and supply cable 40 of soaking of gear box, under the influence of gear box oil, supply cable 40 is more difficult with the dismantlement of switching terminal 12, and when both reinstallates, the winding of insulating sticky tape is also more difficult.
It should be noted that, in the present embodiment, only a plurality of power cables 40 without end portions are disposed in the space on the side of the limiting plate 30 away from the adaptor terminal 12 in the cable installation chamber 11, and meanwhile, the plurality of power cables 40 in the space are separated from each other through a plurality of dispersed limiting holes, so that even if the power cables 40 in the space are contaminated by the gearbox oil, the assembly and disassembly of the power cables 40 are not affected.
In addition, the inner cavity of the cable installation chamber 11 in this embodiment is preferably a cylindrical structure, and the limiting plate 30 is also preferably a circular plate, at this time, the limiting plate 30 may be integrally formed with the cable installation chamber 11 to ensure that there is no gap between the limiting plate 30 and the inner wall of the cable installation chamber 11, and to prevent the gearbox oil from entering the side of the limiting plate 30 facing the adaptor terminal 12 through the gap between the limiting plate 30 and the cable installation chamber 11. Or, also can set up limiting plate 30 and the cooperation of pegging graft of cable installation room 11, at this moment, preferably be equipped with the annular groove that is used for the joint sealing washer at the lateral wall of limiting plate 30, press from both sides between limiting plate 30 and the cable installation room 11 promptly and be equipped with the sealing washer to guarantee sealed effect.
Specifically, the present embodiment also provides the following detailed description of the specific structure of the connecting device of the slip ring assembly and the gearbox.
In this embodiment, the seal comprises an oil-resistant gland head 50, the oil-resistant gland head 50 comprising a first gland head body and a first locking nut; the spacing hole is for being used for with the screw hole of first glan head main part one end threaded connection, the other end threaded connection of first lock nut and first glan head main part to be used for locking sealed supply cable 40. Wherein, the threaded hole in threaded connection with the first gland head body is defined as a first threaded hole.
Specifically, the both ends of first glan head main part all are equipped with the external screw thread, behind supply cable 40 one end rigid coupling in switching terminal 12, the other end passes first lock nut and first glan head main part in proper order, and finally insert first screw hole, first glan head main part one end and first screw hole threaded connection afterwards, in order to guarantee that the gap that supplies gear box oil process can not appear between first glan head main part and the first screw hole, the other end threaded connection of first lock nut and first glan head main part, in order to lock sealed supply cable 40, guarantee that the gap that supplies gear box oil process can not appear between first lock nut and the supply cable 40.
Through setting up grease proofing glan head 50, convenient purchase, simple to operate, and the completion screw hole that can be fine and the sealed of gap between the supply cable 40.
Or, in this embodiment, the sealing element may be a sealing ring structure, the sealing ring is sleeved on the power supply cable 40, and then the sealing ring structure is inserted into the limiting hole, and at this time, the elastic deformation generated by the compression of the sealing ring structure makes the sealing ring structure closely attached to the outer surface of the power supply cable 40 and the inner wall of the limiting hole, so that the sealing at the limiting hole can be ensured.
In this embodiment, the connecting device of the slip ring assembly and the gear box further includes a positioning plate 60 and a positioning member, the positioning plate 60 is installed in the cable installation chamber 11 and is located on one side of the limiting plate 30 facing the gear box 80, the positioning plate 60 is provided with a positioning hole, the axis of the positioning hole coincides with the axis of the slip ring rotor 10, the plurality of power supply cables 40 are all inserted into the positioning hole, and the positioning member connects the wire harness formed by the positioning plate 60 and the plurality of power supply cables 40, so as to complete the relative fixation of the wire harness and the positioning plate 60.
Specifically, locating plate 60 is also preferred the plectane, and with the cooperation of pegging graft of cable installation room 11, also preferred this moment sets up the sealing washer that is used for sealed and increases frictional force between locating plate 60 and cable installation room 11, the locating hole this moment is promptly to set up the round hole in locating plate 60 center, wholly penetrate the locating hole after a plurality of supply cable 40 pass corresponding spacing hole after gathering the line, locating plate 60 and pencil are connected to the setting element afterwards, when sliding ring rotor 10 rotated this moment, the pencil can not take place relative movement with locating plate 60, and then avoided the pencil because of with the locating hole inner wall between take place the friction and cause wearing and tearing.
In this embodiment, the positioning element includes an anti-wear gland head 70, and the anti-wear gland head 70 includes a second gland head main body and a second lock nut, and the positioning hole is a threaded hole for being connected with one end of the second gland head main body by a thread, and the second lock nut is connected with the other end of the second gland head main body by a thread and is used for locking the wire harness. Wherein, the threaded hole in threaded connection with the second gland head body is defined as a second threaded hole.
Specifically, the anti-wear gland head 70 has the same structure and connection manner as the above-mentioned oil-proof gland head 50, and is not described herein again, but the difference is that the second lock nut is used for locking the wire harness, so as to ensure that the plurality of power supply cables 40 in the wire harness do not move relatively, and avoid the abrasion caused by the mutual friction. And at this moment, the second lock nut completes the locking of the wire harness, further reduces the gap between the adjacent power supply cables 40 at the position, and effectively reduces the speed of the penetration of the gearbox oil to the cable installation chamber 11.
In this embodiment, the lateral wall of the cable installation chamber 11 is provided with an oil throwing hole 111, and the oil throwing hole 111 communicates with the outside and a cavity between the limiting plate 30 and the positioning plate 60 in the cable installation chamber 11.
After the gear box oil passes through the positioning plate 60 along the power supply cable 40 and is blocked by the limiting plate 30, the oil finally drops into a cavity between the positioning plate 60 and the limiting plate 30 in the cable installation chamber 11, and through the arrangement of the oil throwing hole 111, when the slip ring rotor 10 rotates, the oil drops can be thrown out of the cable installation chamber 11 through the oil throwing hole 111 under the action of centrifugal force.
In this embodiment, the number of the oil slinger holes 111 is plural, and the plural oil slinger holes 111 are uniformly distributed along the circumferential direction of the cable installation chamber 11.
When sliding ring rotor 10 rotated, the viscous force between oil drip in the cable installation chamber 11 and the cable installation chamber 11 did not make its inner wall along cable installation chamber 11 take place to increase substantially circumferential displacement, through setting up a plurality of oilholes 111 of getting rid of for oil drip is faster more thorough outside the cable installation chamber 11 of throwing away, avoids fluid to store up.
Preferably, the present embodiment provides the number of the oil slinger holes 111 to be four.
Alternatively, in the present embodiment, the number of the oil slinger holes 111 may be three, five or other numbers, and a plurality of oil slinger holes 111 may be provided at intervals in the axial direction of the cable installation chamber 11.
In this embodiment, the connecting device of the slip ring assembly and the gear box further includes a PVC pipe 90 for sleeving the wiring harness, the second locking nut is disposed on one side of the positioning plate 60 departing from the limiting plate 30, and one end of the PVC pipe 90 is sleeved on the second locking nut.
It is specific, in penetrating PVC pipe 90 after cable installation room 11 is deviate from to the pencil, PVC pipe 90 then inserts hollow main shaft 110 in, PVC pipe 90 plays the effect of binding up the pencil, effectively avoids the inner wall of hollow main shaft 110 that pencil and metal were made to take place to rub and take place wearing and tearing, and PVC pipe 90's material guarantee that it also can not cause too big wearing and tearing to the pencil when rubbing with the pencil, further guarantees the performance and the life of pencil.
Referring to fig. 1, in the present embodiment, the connecting device of the slip ring assembly and the gear box further includes a slip ring stator 20, the slip ring stator 20 is rotatably installed at a side of the cable installation chamber 11 away from the gear box 80, and the gear box 80 is fixedly connected to the slip ring stator 20 through a slip ring stop rod.
Example two
This embodiment provides a wind generator comprising a slip ring assembly to gearbox connection as described in any of the previous embodiments.
The technical advantages of the wind turbine provided by the present embodiment are the same as those of the above-mentioned slip ring assembly and gearbox connecting device, and are not described herein again.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A connecting device of a slip ring assembly and a gearbox is characterized by comprising a slip ring rotor (10), a limiting plate (30), a plurality of sealing elements and a plurality of power supply cables (40);
the slip ring rotor (10) comprises a cable installation chamber (11) and a switching terminal (12) installed in the cable installation chamber (11), the limiting plate (30) is installed in the cable installation chamber (11) and located on one side, facing a gear box (80), of the switching terminal (12), the limiting plate (30) is provided with limiting holes which are the same in number as the power supply cables (40) and correspond to the power supply cables (40) in a one-to-one mode, the power supply cables (40) are all fixedly connected to the switching terminal (12) and penetrate through the corresponding limiting holes, and the sealing element is connected with the limiting plate (30) and the power supply cables (40) and used for sealing gaps between the limiting holes and the corresponding power supply cables (40);
the connecting device of the slip ring assembly and the gear box further comprises a positioning plate (60) and a positioning piece, wherein the positioning plate (60) is installed in the cable installation chamber (11) and located at one side of the gear box (80) towards the limiting plate (30), the positioning plate (60) is provided with positioning holes, the axes of the positioning holes coincide with the axes of the slip ring rotor (10), the power supply cables (40) are inserted into the positioning holes, the positioning piece is connected with the positioning plate (60) and the power supply cables (40) to form a wire harness, and the wire harness is fixed relative to the positioning plate (60).
2. The slip ring assembly to gearbox connection of claim 1 wherein said seal comprises an oil-resistant gland head (50), said oil-resistant gland head (50) comprising a first gland head body and a first lock nut;
the limiting hole is a threaded hole used for being in threaded connection with one end of the first gland head main body, and the first locking nut is in threaded connection with the other end of the first gland head main body and used for locking and sealing the power supply cable (40).
3. The slip ring assembly to gearbox connection of claim 1 wherein said locating member comprises an anti-wear gland (70), said anti-wear gland (70) comprising a second gland body and a second lock nut;
the positioning hole is a threaded hole used for being in threaded connection with one end of the second gland head main body, and the second locking nut is in threaded connection with the other end of the second gland head main body and used for locking the wiring harness.
4. The connecting device of the slip ring assembly and the gearbox as claimed in claim 1, wherein the side wall of the cable installation chamber (11) is provided with an oil slinger hole (111), and the oil slinger hole (111) is communicated with the outside and a cavity in the cable installation chamber (11) between the limiting plate (30) and the locating plate (60).
5. The connecting device of a slip ring assembly and a gearbox according to claim 4, characterized in that the number of the oil slinger holes (111) is multiple, and the oil slinger holes (111) are evenly distributed along the circumferential direction of the cable installation chamber (11).
6. Connection arrangement of a slip ring assembly to a gearbox according to claim 5, characterised in that the number of oil slinger holes (111) is four.
7. The connecting device of the slip ring assembly and the gearbox as claimed in claim 3, further comprising a PVC pipe (90) for sleeving the wiring harness, wherein the second locking nut is disposed on a side of the positioning plate (60) away from the limiting plate (30), and one end of the PVC pipe (90) is sleeved on the second locking nut.
8. A slip ring assembly to gearbox according to any of claims 1-7, further comprising a slip ring stator (20), the slip ring stator (20) being rotatably mounted on a side of the cable installation chamber (11) facing away from the gearbox (80).
9. A wind power generator comprising a slip ring assembly to gearbox connection as claimed in any of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010238865.7A CN111412119B (en) | 2020-03-30 | 2020-03-30 | Connecting device of slip ring assembly and gear box and wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010238865.7A CN111412119B (en) | 2020-03-30 | 2020-03-30 | Connecting device of slip ring assembly and gear box and wind driven generator |
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| Publication Number | Publication Date |
|---|---|
| CN111412119A CN111412119A (en) | 2020-07-14 |
| CN111412119B true CN111412119B (en) | 2021-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010238865.7A Active CN111412119B (en) | 2020-03-30 | 2020-03-30 | Connecting device of slip ring assembly and gear box and wind driven generator |
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| CN (1) | CN111412119B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100070149A (en) * | 2008-12-17 | 2010-06-25 | 주식회사 효성 | Wind powered generator |
| CN201699298U (en) * | 2010-05-13 | 2011-01-05 | 成都雷申动力仪器有限责任公司 | Sealing structure for conductive slip ring |
| CN102192105A (en) * | 2010-01-26 | 2011-09-21 | 歌美飒创新技术公司 | Medium voltage electric rotary joint for a wind turbine generator |
| CN202395281U (en) * | 2011-11-16 | 2012-08-22 | 深圳市晶沛电子有限公司 | Slip ring |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10502196B2 (en) * | 2016-05-10 | 2019-12-10 | General Electric Company | Slip ring system for a wind turbine wind turbine and a method for producing electrical energy |
-
2020
- 2020-03-30 CN CN202010238865.7A patent/CN111412119B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100070149A (en) * | 2008-12-17 | 2010-06-25 | 주식회사 효성 | Wind powered generator |
| CN102192105A (en) * | 2010-01-26 | 2011-09-21 | 歌美飒创新技术公司 | Medium voltage electric rotary joint for a wind turbine generator |
| CN201699298U (en) * | 2010-05-13 | 2011-01-05 | 成都雷申动力仪器有限责任公司 | Sealing structure for conductive slip ring |
| CN202395281U (en) * | 2011-11-16 | 2012-08-22 | 深圳市晶沛电子有限公司 | Slip ring |
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| CN111412119A (en) | 2020-07-14 |
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Address after: 102206 31 Industrial Park, North Qing Road, Beijing, Changping District Applicant after: Sany Heavy Energy Co., Ltd Address before: 102206 31 Industrial Park, North Qing Road, Beijing, Changping District Applicant before: SANY HEAVY ENERGY Co.,Ltd. |
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