CN208074144U - A kind of wind turbine gearbox lubricating system - Google Patents
A kind of wind turbine gearbox lubricating system Download PDFInfo
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- CN208074144U CN208074144U CN201721877108.4U CN201721877108U CN208074144U CN 208074144 U CN208074144 U CN 208074144U CN 201721877108 U CN201721877108 U CN 201721877108U CN 208074144 U CN208074144 U CN 208074144U
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- turbine gearbox
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Abstract
The utility model provides a kind of wind turbine gearbox lubricating system, including wind turbine gearbox, cooler, filter, cold oil pair access, deep fat pair access and working connection, the gear-box is located in working connection, the lubricating oil flowed out from gear-box accesses filter by the vent line of working connection, filter includes the cold oil outlet being connect with cold oil pair access, and the hot oil outlet being connect with deep fat pair access, the filter includes pressure valve, the ratio that lubricating oil passes through cold oil outlet and hot oil outlet outflow after being filtered according to Oil-temperature control；Cold oil pair access and deep fat pair access are interconnected by the in-line of mixing tee valve and working connection；Cold oil pair access and deep fat pair access are both provided with the check valve from filter to mixing tee valve, and the cooler is connected on deep fat pair access.
Description
Technical field
The utility model belongs to technical field of wind power generating equipment, more particularly to a kind of wind turbine gearbox lubricating system.
Background technology
Currently, the common original paper in wind power generation gear case lubricating system for controlling fluid flow direction is thermostat valve, work as oil
When pond oil temperature is less than preset temperature, fluid flows directly to gear-box without forced air cooler.When oil temperature is higher than preset temperature, oil
Liquid is all by forced air cooler.When oil temperature is between two temperature, logical oil, system diagram are as follows simultaneously in two channels.It is conventional
In design use thermostat valve, purpose be control oil temperature will not be too low or too high.But the service life of thermostat valve is limited, puts down
Equal service life is 1.5 years, since the design service life of wind power generating set is 20 years, during this 20 years operation in one
Platform unit needs replacing several thermostat valves to ensure the normal operation of entire unit, during which caused by human and material resources, wind turbine stops
The loss such as machine is huge.And the original paper is full import, and external product monopolizes always entire domestic market, it is domestic to be unfavorable for total system
The promotion of rate.
Utility model content
The utility model provides a kind of wind turbine gearbox lubricating system, by the way that pressure valve is introduced into lubricating system,
And by relevant Aided design, solve relevant issues of the existing technology well.
Technical solution used by the utility model is realized in：A kind of wind turbine gearbox lubricating system, including wind
Electrical gearbox, cooler, filter, cold oil pair access, deep fat pair access and working connection, the gear-box are located in working connection,
The lubricating oil flowed out from gear-box accesses filter by the vent line of working connection, and filter includes being connect with cold oil pair access
Cold oil exports, and the hot oil outlet being connect with deep fat pair access, and the filter includes pressure valve, can be according to Oil-temperature control mistake
The ratio that lubricating oil passes through cold oil outlet and hot oil outlet outflow after filter；Cold oil pair access and deep fat pair access pass through mixing tee
The in-line of valve and working connection is interconnected；Cold oil pair access and deep fat pair access are both provided with from filter to mixing tee valve
Check valve, the cooler is connected on deep fat pair access.
Wind turbine gearbox lubricating system described in the utility model, the filter include shell, and filter core is equipped in shell,
Shell upper and lower ends are respectively fixed with upper end cover and bottom end cover；The filter core includes the coarse filter element of upper end and the refined filtration core of lower end,
And it is connected to by one-way pressure valve.
Wind turbine gearbox lubricating system described in the utility model, the pressure valve include shell, valve body, spring, oil stream
Upper channel and oil stream lower channel, oil stream upper channel and oil stream lower channel respectively with hot oil outlet and cold oil outlet, pressure valve
It is mounted as a whole in the valve hole of bottom end cover, and pressure valve is fixed on by bottom end cover by the valve block of bottom；
Wind turbine gearbox lubricating system described in the utility model, the upper end cover are equipped with downward convex ring packing
The contraction flow region of body, convex annular sealing member extends downwardly into inside coarse filter element, right between convex annular sealing member and coarse filter element
The excessively upper ring of convex should be installed, for sealing and fixing coarse filter element.
Wind turbine gearbox lubricating system described in the utility model, the bottom end cover set that there are one the rings that are connected to working connection
Slot, annular groove upper end are connected to the radial clearance between shell and filter core, are top between the annular groove and valve hole to contract
Convex annular mounting base, it is corresponding between convex annular mounting base and refined filtration core convex is installed excessively to descend ring, for sealing
And fix refined filtration core.
Wind turbine gearbox lubricating system described in the utility model, the coarse filter element and refined filtration core are inwardly provided with difference
The interference seal bulge loop for excessively descending ring to coordinate with the excessively upper ring of convex and convex.
Wind turbine gearbox lubricating system described in the utility model has picked out pressure sensing outward from the valve hole upper end
Device, the oil pressure for measuring refined filtration in-core；Temperature sensor has been picked out outward from annular groove, before measuring lubricating fluid filtering
Temperature.
Wind turbine gearbox lubricating system described in the utility model, the valve block include the base oil being connected to oil stream lower channel
Hole has picked out temperature sensor, pressure sensor, oil discharge outlet and sample tap outward from base oil hole.
Wind turbine gearbox lubricating system described in the utility model, when the temperature of lubricating oil is less than 45 degree, pressure valve
Oil stream lower channel is opened simultaneously；When the temperature of lubricating oil is higher than 60 degree, oil stream lower channel is closed completely, and oil stream upper channel is complete
Full open；When the temperature of lubricating oil gradually rises between 45-60 degree, oil stream lower channel is gradually closed.
Wind turbine gearbox lubricating system described in the utility model, when the temperature of lubricating oil is less than 25 degree, pressure valve
Oil stream lower channel is opened simultaneously；When the temperature of lubricating oil is higher than 40 degree, oil stream lower channel is closed completely, and oil stream upper channel is complete
Full open；When the temperature of lubricating oil gradually rises between 25-40 degree, oil stream lower channel is gradually closed.
Compared with prior art, the utility model has the beneficial effects that：Since lubricating oil is from low temperature to high temperature viscosity value phase
Difference is larger, and oil viscosity determines system resistance, and viscosity more high-drag is bigger, and it is smaller that viscosity gets over lower resistance, so our company design makes
With pressure valve come the flow direction of control system fluid.And pressure valve is upper consistent with thermostat valve from oil circuit control, can meet completely existing
The applying working condition of field, by the multiple high/low temperature experiment of our company, wind field testing results, operation conditions is good, can substitute temperature control completely
Valve works.Another aspect main advantage is exactly to have broken import monopolies, improves equipment service life, reduces maintenance cost.
Description of the drawings
Fig. 1 is the system diagram of the utility model wind turbine gearbox lubricating system；
Fig. 2 is the stereogram of the utility model filter；
Fig. 3 is the sectional view of the utility model filter.
Specific implementation mode
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown, wind turbine gearbox lubricating system, including wind turbine gearbox I, cooler II, filter III, cold oil pair
Passageway IV, deep fat pair access V and working connection VI, the gear-box I are located in working connection VI, the lubricating oil flowed out from gear-box I
Filter III is accessed by the vent line VI-I of working connection, filter III includes the cold oil outlet being connect with cold oil pair passageway IV
551, and the hot oil outlet 541 that is connect with deep fat pair access V, the filter III include pressure valve 5, it can be according to oil temperature control
The ratio that lubricating oil passes through cold oil outlet and hot oil outlet outflow after system filtering；Cold oil pair access and deep fat pair access pass through mixing
Triple valve VII and the in-line VI-II of working connection are interconnected；Cold oil pair passageway IV and deep fat pair access V be respectively arranged with from
Filter III arrives the check valve VIII and check valve Ⅸ of mixing tee valve VII, and the cooler II is connected to V on deep fat pair access.
The filter III includes shell 1, is equipped with filter core 2 in shell 1,1 upper and lower ends of shell are respectively fixed with upper end cover 3
With bottom end cover 4；The filter core 2 includes the refined filtration core 22 of the coarse filter element 21 and lower end of upper end, and is connected to by one-way pressure valve 23.
The pressure valve 5 includes shell 51, valve body 52, spring 53, oil stream upper channel 54 and oil stream lower channel 55, in oil stream
Channel 54 and oil stream lower channel 55 are connected to hot oil outlet 541 and cold oil outlet 551 respectively, and pressure valve 5 is mounted as a whole on lower end
In the valve hole 41 of lid 4, and pressure valve 5 is fixed in bottom end cover 4 by the valve block of bottom 6.
The upper end cover 3 is equipped with downward convex annular sealing member 31, and the contraction flow region 311 of convex annular sealing member 31 is downward
It extends to inside coarse filter element 21, it is corresponding between convex annular sealing member 31 and coarse filter element 21 that the excessively upper ring 7 of convex is installed, it uses
In sealing and fix coarse filter element 21.
The bottom end cover 4 sets the annular groove 42 there are one with the outlet of the in-line VI-II of working connection, 42 upper end of annular groove
Radial clearance between shell 1 and filter core 2 is connected to, and is convex of the top to contract between the annular groove 42 and valve hole 41
Annular mounting base 43, correspondence is equipped with convex and excessively descends ring 8 between convex annular mounting base 43 and refined filtration core 22, for sealing
And fix refined filtration core 22.
The coarse filter element 21 and refined filtration core 22 are inwardly provided with excessively descends ring 8 with the excessively upper ring 7 of convex and convex respectively
The interference seal bulge loop 211 and interference seal bulge loop 221 of cooperation.
Pressure sensor 44 has been picked out outward from 41 upper end of the valve hole, for measuring the oil pressure in refined filtration core 22；From
Annular groove has picked out temperature sensor 45 outward, for measuring the temperature before lubricating fluid filters.
Valve block 6 includes the base oil hole 61 being connected to oil stream lower channel 55, and temperature sensor has been picked out outward from base oil hole 61
62, pressure sensor 63, oil discharge outlet 64 and sample tap 65.
When the temperature of lubricating oil is less than default minimum temperature, the oil stream upper channel 54 and oil stream upper channel 55 of pressure valve 5
It opens simultaneously；When the temperature of lubricating oil is higher than highest preset temperature, oil stream lower channel 55 is closed completely, and oil stream upper channel 54 is complete
Full open；When the temperature of lubricating oil is gradually increasing between two preset temperatures, oil stream lower channel 55 will from fully open to
It is gradually closed excessive.
Preferably, the default minimum temperature and maximum temperature are respectively 45 DEG C and 60 DEG C.
Preferably, the default minimum temperature and maximum temperature are respectively 25 DEG C and 40 DEG C.
The foregoing is merely the utility model preferred embodiments, are not intended to limit the utility model, all in this reality
All any modification, equivalent and improvement etc., should be included in the utility model made by within novel spirit and principle
Within protection domain.
Claims (10)
1. a kind of wind turbine gearbox lubricating system, it is characterised in that：It is logical including wind turbine gearbox, cooler, filter, cold oil pair
Road, deep fat pair access and working connection, the gear-box are located in working connection, and the lubricating oil flowed out from gear-box passes through working connection
Vent line accesses filter, and filter includes the cold oil outlet being connect with cold oil pair access, and connect with deep fat pair access
Hot oil outlet, the filter include pressure valve, and lubricating oil is gone out by cold oil outlet and deep fat after being filtered according to Oil-temperature control
The ratio of mouth outflow；Cold oil pair access and deep fat pair access are interconnected by the in-line of mixing tee valve and working connection；It is cold
Oily pair access and deep fat pair access are both provided with the check valve from filter to mixing tee valve, and the cooler is connected to deep fat
On secondary access.
2. wind turbine gearbox lubricating system according to claim 1, it is characterised in that：The filter includes shell, shell
It is equipped with filter core in vivo, shell upper and lower ends are respectively fixed with upper end cover and bottom end cover；The filter core include upper end coarse filter element and
The refined filtration core of lower end, and be connected to by one-way pressure valve.
3. wind turbine gearbox lubricating system according to claim 2, it is characterised in that：The pressure valve includes shell, valve
Body, spring, oil stream upper channel and oil stream lower channel, oil stream upper channel and oil stream lower channel are exported with hot oil outlet and cold oil respectively
Connection, pressure valve is mounted as a whole in the valve hole of bottom end cover, and pressure valve is fixed on bottom end cover by the valve block of bottom.
4. wind turbine gearbox lubricating system according to claim 3, it is characterised in that：The upper end cover is equipped with downwards convex
The contraction flow region of shape annular sealing member, convex annular sealing member extends downwardly into inside coarse filter element, in convex annular sealing member and slightly
It is corresponding between filter core that the excessively upper ring of convex is installed, for sealing and fixing coarse filter element.
5. wind turbine gearbox lubricating system according to claim 3, it is characterised in that：The bottom end cover set there are one with master
The annular groove of oil communication, annular groove upper end are connected to the radial clearance between shell and filter core, are between the annular groove and valve hole
Convex annular mounting base from top to contract, between convex annular mounting base and refined filtration core it is corresponding be equipped with convex it is excessive under
Ring, for sealing and fixing refined filtration core.
6. wind turbine gearbox lubricating system according to claim 4 or 5, it is characterised in that：The coarse filter element and refined filtration core
Inwardly it is provided with the interference seal bulge loop for excessively descending ring to coordinate with the excessively upper ring of convex and convex respectively.
7. wind turbine gearbox lubricating system according to claim 6, it is characterised in that：From the valve hole upper end to external
Go out to have pressure sensor, the oil pressure for measuring refined filtration in-core；Temperature sensor has been picked out outward from annular groove, for measuring profit
Temperature before synovia filtering.
8. wind turbine gearbox lubricating system according to claim 6, it is characterised in that：The valve block includes leading to under oil stream
The base oil hole of road connection, temperature sensor, pressure sensor, oil discharge outlet and sample tap have been picked out from base oil hole outward.
9. wind turbine gearbox lubricating system according to claim 3, it is characterised in that：When the temperature of lubricating oil is less than 45 degree
When, the oil stream lower channel of pressure valve is opened simultaneously；When the temperature of lubricating oil is higher than 60 degree, oil stream lower channel is closed completely,
Oil stream upper channel fully opens；When the temperature of lubricating oil gradually rises between 45-60 degree, oil stream lower channel is gradually closed.
10. wind turbine gearbox lubricating system according to claim 3, it is characterised in that：When the temperature of lubricating oil is less than 25
When spending, the oil stream lower channel of pressure valve is opened simultaneously；When the temperature of lubricating oil is higher than 40 degree, oil stream lower channel closes completely
It closes, oil stream upper channel fully opens；When the temperature of lubricating oil gradually rises between 25-40 degree, oil stream lower channel gradually closes
It closes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721877108.4U CN208074144U (en) | 2017-12-28 | 2017-12-28 | A kind of wind turbine gearbox lubricating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721877108.4U CN208074144U (en) | 2017-12-28 | 2017-12-28 | A kind of wind turbine gearbox lubricating system |
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| Publication Number | Publication Date |
|---|---|
| CN208074144U true CN208074144U (en) | 2018-11-09 |
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ID=64034102
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721877108.4U Active CN208074144U (en) | 2017-12-28 | 2017-12-28 | A kind of wind turbine gearbox lubricating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113898727A (en) * | 2021-10-08 | 2022-01-07 | 德力佳传动科技(江苏)有限公司 | Oil-spraying lubricating structure and method for planetary gear train of wind power gear box |
-
2017
- 2017-12-28 CN CN201721877108.4U patent/CN208074144U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113898727A (en) * | 2021-10-08 | 2022-01-07 | 德力佳传动科技(江苏)有限公司 | Oil-spraying lubricating structure and method for planetary gear train of wind power gear box |
| CN113898727B (en) * | 2021-10-08 | 2023-10-27 | 德力佳传动科技(江苏)有限公司 | Planetary gear system oil spraying lubrication structure and method of wind power gear box |
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