CN205137028U - Wind turbine generator system becomes oar oil of axle bearing filling utensil and contains change oar bearing of this utensil - Google Patents
Wind turbine generator system becomes oar oil of axle bearing filling utensil and contains change oar bearing of this utensil Download PDFInfo
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- CN205137028U CN205137028U CN201520940869.4U CN201520940869U CN205137028U CN 205137028 U CN205137028 U CN 205137028U CN 201520940869 U CN201520940869 U CN 201520940869U CN 205137028 U CN205137028 U CN 205137028U
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- oil
- pitch variable
- variable bearings
- bearing
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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
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- Hydraulic Turbines (AREA)
Abstract
The utility model discloses a wind turbine generator system becomes oar oil of axle bearing filling utensil and contains change oar bearing of this utensil, grease filling utensil includes oil circuit distributor, bearing structure spare and notes oil pipe, and oil circuit distributor fixed mounting is on bearing structure spare, and bearing structure spare is used for installing at change oar bearing, annotates oil pipe's oil feed and holds the oil transportation hole of connecting the oil circuit distributor, and the oil filler point that is used for connecting change oar bearing is held in producing oil of notes oil pipe. The utility model discloses a grease filling utensil convenient to use, the grease filling is efficient, good effects, the with low costs of technological transformation have, it generally promotes to be applicable to the wind -powered electricity generation field, and keep below the current megawatt level or hydraulic pressure becomes maintenance mode that oar control wind turbine generator system becomes the oar bearing and annotates the unchangeable characteristics of fat equipment, but it becomes manpower and the time cost that oar bearing greatly reduced maintained the maintenance to contain the wind turbine generator system of this utensil, the efficiency of on -the -spot fortune dimension personnel's work is improved maintain the maintenance quality with the bearing, improve the reliability that wind turbine generator system becomes the oar bearing.
Description
Technical field
The utility model relates to wind energy conversion system O&M appliance design and applied technical field, particularly relates to Wind turbines pitch variable bearings oil addition utensil and the pitch variable bearings containing this utensil.
Background technique
Current, the wearing and tearing bite of wind energy turbine set wind power generation unit blade pitch variable bearings happens occasionally, cause turbines vane cannot return oar or blade overload in time the serious operation troubles such as to fracture, bring huge potential safety hazard to the normal operation of Wind turbines, studying carefully its main cause is that Wind turbines is in operation pitch variable bearings insufficient lubrication.
For below early stage MW class or the oil addition maintaining of Wind turbines pitch variable bearings that controls of hydraulic vane change, single-point oil hole usually can only be adopted to add the mode of grease injection, namely successively the oil hole of 6 or more on single pitch variable bearings be annotated.The method inefficiency, operation cycle is long, considerably increase the artificial and time cost of wind energy turbine set vane propeller-changing bearing grease filling maintaining, and due to each greasing speed to oil hole, frequency difference, the fuel-flow control of each greasing spot lubrication and uniformity are differed greatly, significantly reduces the oil addition effect of pitch variable bearings.
Due to problems such as the above-mentioned type impeller of wind turbine set structure and the designs of hydraulic driving pitch-controlled system, the current ripe automatic lubricating system being applied to electric drive variable blade control system is difficult to install and use in impeller, and higher by the technological transformation cost introducing electric drive lubrication system, and be difficult to generally apply in wind energy turbine set.Therefore, wind energy turbine set, in the urgent need to a set of both economical rationality, can well ensure again the utensil of pitch variable bearings oil addition quality simultaneously, so that the value of possess skills transformation and popularity.
Model utility content
An object of the present utility model is to provide Wind turbines pitch variable bearings oil addition utensil, make it easy to operate, oil addition efficiency is high, effective, and economical rationality, be suitable for practice and extension, thus overcome in the maintaining of existing traditional Wind turbines pitch variable bearings the inefficiency adopting single-point oil hole to add grease injection mode to cause, the operation cycle is long, in pitch variable bearings, greasing is uneven, and automatic lubricating system reforming cost height such as maybe cannot to implement at the deficiency.
Another object of the present utility model is to provide the Wind turbines pitch variable bearings containing described oil addition utensil.
For achieving the above object, the utility model adopts following technological scheme:
Wind turbines pitch variable bearings oil addition utensil, comprise oil path distributor, supporting structure and oil filler pipe, described oil path distributor is fixedly mounted on described supporting structure, described supporting structure is for being arranged on pitch variable bearings, the oil inlet end of described oil filler pipe connects the oil transportation hole of described oil path distributor, and the oil outlet end of described oil filler pipe is for connecting the oil hole of described pitch variable bearings.
Improve further as the utility model, also comprise for the fixing mounting fixture of described oil filler pipe on described pitch variable bearings.
Also comprise the oil box on the oil drainage hole for being arranged on described pitch variable bearings.
Described supporting structure comprises the horizontal top and an inclined side plate that are fixedly connected with, and described oil path distributor installed by described side plate, and described top board is used for being fixedly connected with the end face of described pitch variable bearings.
Described top board is provided with the bolt mounting holes for being fixedly connected with the end face of described pitch variable bearings.
Described oil path distributor is fixedly connected with described supporting structure by bolt.
The oil hole of described oil path distributor is used for being connected with manual or electric oil-filling pump.
A kind of Wind turbines pitch variable bearings, containing described oil addition utensil.
Owing to adopting technique scheme, the utility model at least has the following advantages:
Oil addition utensil of the present utility model solves in the maintaining of traditional Wind turbines pitch variable bearings the inefficiency adopting single-point oil hole to add grease injection mode to bring, operation cycle is long, the problems such as pitch variable bearings greasing is uneven, the cost of transformation of possessing skills is low, be applicable to wind energy turbine set popularity, and keeps below existing MW class or hydraulic vane change to control the maintaining mode of Wind turbines pitch variable bearings and the constant feature of greasing equipment.This oil addition utensil can according to the concrete condition of wind energy turbine set, both can be arranged on for a long time on the pitch variable bearings of single unit not determined number, and can also have been carried, install and use during periodic maintenance by maintainer.Wind turbines pitch variable bearings containing this oil addition utensil can reduce manpower and the time cost of maintaining greatly, improves working efficiency and the bearing maintenance maintenance qualities of on-the-spot operation maintenance personnel, improves the reliability of Wind turbines pitch variable bearings.
Accompanying drawing explanation
Above-mentioned is only the general introduction of technical solutions of the utility model, and in order to better understand technological means of the present utility model, below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Fig. 1 is the utility model Wind turbines pitch variable bearings oil addition utensil main body assembly structure axonometric drawing.
Fig. 2 is oil path distributor and supporting structure coupling shaft mapping.
Fig. 3 is that the installation situation axle of oil addition instrument of the present utility model in pitch variable bearings surveys sectional drawing.
In figure: 1. oil path distributor, 2. oil filler pipe, 3. filling pump, 4. pitch variable bearings, 5. supporting structure, 6. connecting bolt, 7. mounting fixture, 8. oil box, 9. wheel hub, 10. high-strength bolt.
Embodiment
In order to solve the problem that the current wind energy turbine set Wind turbines pitch variable bearings oil addition unit equipment reliability caused of low quality reduces, the utility model in conjunction with wind energy turbine set to below early stage MW class or hydraulic vane change to control the maintaining of Wind turbines pitch variable bearings not enough, founded Wind turbines pitch variable bearings oil addition utensil and the pitch variable bearings containing this utensil.
Refer to shown in Fig. 1, the Wind turbines pitch variable bearings oil addition utensil that the utility model provides, mainly comprises oil path distributor 1, oil filler pipe 2 and supporting structure 5.Wherein oil path distributor 1 is fixedly mounted on supporting structure 5, and the oil inlet end of oil filler pipe 2 connects the oil transportation hole of described oil path distributor 1.This oil addition utensil both can be arranged on the pitch variable bearings of Wind turbines for a long time, can also be carried, install and use during periodic maintenance by maintainer.
During installation, shown in Fig. 3, supporting structure 5 is for being arranged on pitch variable bearings 4, and the oil outlet end of described oil filler pipe 2 is for connecting the oil hole of described pitch variable bearings 4.The quantity in the oil transportation hole of described oil path distributor 1 should be no less than the quantity of the oil hole of described pitch variable bearings 4, preferably, the oil transportation hole number of oil path distributor 1 and the oil hole of pitch variable bearings 4 match, and every bar output circuit all can regulate separately grease output quantity.During use, manual or electric oil-filling pump 3 are connected to the oil hole of oil path distributor 1, oil path distributor 1 passes through the oil filler pipe 2 of respective numbers from the oil transportation of oil transportation hole to the oil hole of pitch variable bearings 4.Come off to prevent oil filler pipe 2 in vane rotary process from beating, oil filler pipe 2 can adopt corresponding mounting fixture 7 connect and be arranged on pitch variable bearings.In addition, for the ease of getting rid of waste oil in oil addition process, the oil outlet of pitch variable bearings 4 is also installed the oil-collecting bottle 8 of respective numbers respectively.
Shown in Fig. 2, the installation of above-mentioned oil path distributor 1 and fixing, make use of the Placement of existing vane propeller-changing bearing 4, devise supporting structure 5, described supporting structure 5 comprises the horizontal top and an inclined side plate that are fixedly connected with, oil path distributor 1 is arranged on described side plate, and described top board is used for being fixedly connected with the end face of pitch variable bearings 4.Particularly, as shown in Figure 2, oil path distributor 1 adopts connecting bolt 6 to be fixed on described side plate, described top board is provided with bolt mounting holes, fixes described supporting structure 5 for the high-strength bolt 10 connecting wheel hub 9 and pitch variable bearings 4 (or blade and pitch variable bearings 4) by described bolt mounting holes.
In the design of oil addition utensil of the present utility model, described oil path distributor 1 adopts the metallic material such as Cuprum alloy usually, can adopt the product of modular unit splicing or its oil transportation hole and pitch variable bearings 4 oil hole quantity Matching.In addition, oil path distributor 1 can regulate the grease output quantity of each unit by bolt.Described oil filler pipe 2 adopts rubber material usually, consistent with the interface size of oil path distributor 1 and pitch variable bearings 4 oil hole, and adopts threaded pre-tightening, and carries out encapsulation process, prevents leakage of oil in unit running process.Described manually or electric oil-filling pump 3 be wind energy turbine set current bearing oil addition equipment.Described vane propeller-changing bearing 4 is current units' installation equipment, the design of bearing grease charging device and the quantity of its outside fuel injection hole and oil drainage hole and interface pattern closely related.Described supporting structure 5 is the metallic material such as steel plate, is formed by processes such as cutting, bending and punching presses, needs to have stronger strength and stiffness, prevents from occurring larger vibration in unit running process.Described connecting bolt 6 can adopt high-strength bolt, and concrete specification is relevant with oil path distributor structure.Described mounting fixture 7 customizes according to the quantity of the external diameter of oil filler pipe 2 and fixing oil filler pipe 2, requires that it has lighter quality, prevents from producing larger vibration in unit running process.Described oil-collecting bottle 8 is engineering plastic materials, requires that its interface size is consistent with pitch variable bearings 4 oil drainage hole, and its height dimension is unsuitable excessive, prevents from coming off.
The enforcement of the utility model oil addition utensil mainly comprises manufacture and installs two-part.Manufacture processing and the connection of mainly a whole set of oil addition equipment, be fixed on supporting structure 5 by oil path distributor 1 by connecting bolt 6, then respectively oil filler pipe 2 is connected successively the oil transportation hole of oil path distributor 1, finally use mounting fixture 7 to be connected and fixed by oil filler pipe 2.Installing mainly is fixed on pitch variable bearings 4 by a whole set of oil addition utensil processed, namely two adjacent high-strength bolts 10 are pulled down on pitch variable bearings 4, supporting structure 5 is arranged on relevant position, fastening high-strength bolt 10, the oil filler pipe 2 connected is fixed on pitch variable bearings 4.During use, manual or electric oil-filling pump 3 are connected to the oil hole of oil path distributor 1, oil-collecting bottle 8 are arranged on pitch variable bearings 4 simultaneously, receive the waste oil of discharging in greasing process.
Owing to have employed above technological scheme, Wind turbines pitch variable bearings oil addition utensil elementary solution of the present utility model has been determined the inefficiency adopting single-point oil hole to add grease injection mode in the maintaining of traditional Wind turbines pitch variable bearings to cause, operation cycle is long, in pitch variable bearings, greasing is uneven, and automatic lubricating system reforming cost height such as maybe cannot to implement at the problem.This Wind turbines pitch variable bearings oil addition utensil, the cost of transformation of possessing skills is low, be applicable to wind energy turbine set popularity, and keeps below existing MW class or hydraulic vane change to control the maintaining mode of Wind turbines pitch variable bearings and the constant feature of greasing equipment.Wind turbines pitch variable bearings containing this oil addition utensil can reduce manpower and the time cost of maintaining greatly, improves working efficiency and the bearing maintenance maintenance qualities of on-the-spot operation maintenance personnel, improves the reliability of Wind turbines pitch variable bearings.
The above; it is only preferred embodiment of the present utility model; not do any pro forma restriction to the utility model, those skilled in the art utilize the technology contents of above-mentioned announcement to make a little simple modification, equivalent variations or modification, all drop in protection domain of the present utility model.
Claims (8)
1. Wind turbines pitch variable bearings oil addition utensil, it is characterized in that, comprise oil path distributor, supporting structure and oil filler pipe, described oil path distributor is fixedly mounted on described supporting structure, described supporting structure is for being arranged on pitch variable bearings, the oil inlet end of described oil filler pipe connects the oil transportation hole of described oil path distributor, and the oil outlet end of described oil filler pipe is for connecting the oil hole of described pitch variable bearings.
2. Wind turbines pitch variable bearings oil addition utensil according to claim 1, is characterized in that, also comprises for the fixing mounting fixture of described oil filler pipe on described pitch variable bearings.
3. Wind turbines pitch variable bearings oil addition utensil according to claim 1, is characterized in that, also comprising the oil box on the oil drainage hole for being arranged on described pitch variable bearings.
4. Wind turbines pitch variable bearings oil addition utensil according to claim 1, it is characterized in that, described supporting structure comprises the horizontal top and an inclined side plate that are fixedly connected with, described oil path distributor installed by described side plate, and described top board is used for being fixedly connected with the end face of described pitch variable bearings.
5. Wind turbines pitch variable bearings oil addition utensil according to claim 4, it is characterized in that, described top board is provided with the bolt mounting holes for being fixedly connected with the end face of described pitch variable bearings.
6. Wind turbines pitch variable bearings oil addition utensil according to claim 1, it is characterized in that, described oil path distributor is fixedly connected with described supporting structure by bolt.
7. Wind turbines pitch variable bearings oil addition utensil according to claim 1, is characterized in that, the oil hole of described oil path distributor is used for being connected with manual or electric oil-filling pump.
8. a Wind turbines pitch variable bearings, is characterized in that, containing the oil addition utensil described in any one of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520940869.4U CN205137028U (en) | 2015-11-23 | 2015-11-23 | Wind turbine generator system becomes oar oil of axle bearing filling utensil and contains change oar bearing of this utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520940869.4U CN205137028U (en) | 2015-11-23 | 2015-11-23 | Wind turbine generator system becomes oar oil of axle bearing filling utensil and contains change oar bearing of this utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205137028U true CN205137028U (en) | 2016-04-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520940869.4U Expired - Fee Related CN205137028U (en) | 2015-11-23 | 2015-11-23 | Wind turbine generator system becomes oar oil of axle bearing filling utensil and contains change oar bearing of this utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205137028U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542011A (en) * | 2019-09-12 | 2019-12-06 | 江门市鑫辉特种密封科技有限公司 | Automatic grease pumping device for variable-pitch bearing |
| CN113639182A (en) * | 2020-04-27 | 2021-11-12 | 西门子歌美飒可再生能源公司 | Grease collecting device |
| US20220099069A1 (en) * | 2020-09-25 | 2022-03-31 | Siemens Gamesa Renewable Energy A/S | Grease collection arrangement for collecting waste grease from a grease lubricated rotor blade pitch bearing of a wind turbine |
-
2015
- 2015-11-23 CN CN201520940869.4U patent/CN205137028U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542011A (en) * | 2019-09-12 | 2019-12-06 | 江门市鑫辉特种密封科技有限公司 | Automatic grease pumping device for variable-pitch bearing |
| CN110542011B (en) * | 2019-09-12 | 2020-09-25 | 江门市鑫辉特种密封科技有限公司 | Automatic grease pumping device for variable-pitch bearing |
| CN113639182A (en) * | 2020-04-27 | 2021-11-12 | 西门子歌美飒可再生能源公司 | Grease collecting device |
| CN113639182B (en) * | 2020-04-27 | 2023-10-10 | 西门子歌美飒可再生能源公司 | Grease collecting device |
| US20220099069A1 (en) * | 2020-09-25 | 2022-03-31 | Siemens Gamesa Renewable Energy A/S | Grease collection arrangement for collecting waste grease from a grease lubricated rotor blade pitch bearing of a wind turbine |
| US11828269B2 (en) * | 2020-09-25 | 2023-11-28 | Siemens Gamesa Renewable Energy A/S | Grease collection arrangement for collecting waste grease from a grease lubricated rotor blade pitch bearing of a wind turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20161123 |