CN110345164A - One kind being used for bearing of wind power generator sealing device - Google Patents
One kind being used for bearing of wind power generator sealing device Download PDFInfo
- Publication number
- CN110345164A CN110345164A CN201910764393.6A CN201910764393A CN110345164A CN 110345164 A CN110345164 A CN 110345164A CN 201910764393 A CN201910764393 A CN 201910764393A CN 110345164 A CN110345164 A CN 110345164A
- Authority
- CN
- China
- Prior art keywords
- installation space
- flap
- card
- sealing device
- space
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 41
- 238000009434 installation Methods 0.000 claims abstract description 110
- 238000005096 rolling process Methods 0.000 claims abstract description 27
- 230000000694 effects Effects 0.000 claims description 7
- 239000004519 grease Substances 0.000 abstract description 9
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- 230000007812 deficiency Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 3
- 241000222712 Kinetoplastida Species 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 235000003642 hunger Nutrition 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000037351 starvation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
- F16C33/7806—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for spherical roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
- F16C33/783—Details of the sealing or parts thereof, e.g. geometry, material of the mounting region
Abstract
One kind being used for bearing of wind power generator sealing device, including inner ring and outer ring, rolling track body is provided between inner ring and outer ring, inner ring side is fixedly installed with first flap, the lower surface of outer ring is fixedly installed with second flap, sealing device is installed between first flap and second flap, confined space is surrounded by between first flap, sealing device and second flap, is communicated at the clearance opening between confined space and inner ring and outer ring.The present invention overcomes the deficiencies in the prior art, a confined space are constituted by first flap, second flap and sealing device, to can also be collected, will not be had an impact to cabin or wheel hub by the confined space even if there is grease to leak out from inside and outside ring gap;By being provided with installation space, and rolling element is provided in installation space, so as to carry out the size adjustment of confined space according to the change in displacement of bearing internal external circle.
Description
Technical field
The present invention relates to the O&M technical fields of wind-driven generator, and in particular to one kind is sealed for bearing of wind power generator
Device.
Background technique
During wind power generating set O&M, pitch variable bearings, yaw bearing, base bearing oil leakage phenomenon is generally existing.And
And as Wind turbines develop towards low wind speed, high-power direction, load appended by bearing itself is consequently increased.Bearing oil leak
Risk also increasingly increase.Pitch variable bearings Leakage takes place frequently, and brings such as blade pollution, fire hazard, the failure of bearing oil starvation
A series of consequence.
In existing wind-power electricity generation market, the structure common form of pitch variable bearings and yaw bearing is that single lip or lips are close
Envelope mode is sealed, and since under ultimate load rental, gap increases between bearing internal external circle, sealing ring can not make up axis
Deformation is held, oil leak is finally resulted in.And bearing oil drain passage has some setbacks, and grease discharge is difficult, and grease is close from being easier to exclude
It is discharged at seal.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides one kind to be used for bearing of wind power generator sealing device, overcomes
The deficiencies in the prior art, maintenance/maintenance manpower physics cost reduce, and maintenance time shortens, and improve the availability of blower, thus
Improve generated energy.It can be safeguarded on direct tower.
In order to achieve the above object, the present invention is achieved by the following technical programs:
One kind being used for bearing of wind power generator sealing device, including inner ring and outer ring, is provided with rolling between the inner ring and outer ring
Kinetoplast track, the inner ring side are fixedly installed with first flap, and the lower surface of the outer ring is fixedly installed with second flap, institute
It states and sealing device is installed between first flap and second flap, enclosed between the first flap, sealing device and second flap
At there is confined space, communicated at the clearance opening between the confined space and inner ring and outer ring.
Preferably, sensing chip is fixedly installed in the confined space, the sensing chip is connect with central processing unit signal.
Preferably, the first flap, sealing device and second flap are formed by confined space surface and offer observation
Window.
Preferably, the sealing device includes the first installation space, first installation space and the fixed company of first flap
It connects, rolling element is provided in first installation space, the second flap is fixedly connected with the first card far from one end of outer ring
Piece, first card are movably connected in the first installation space, and the rolling element is located at the first installation space and the first card
Between.
Preferably, the open end of first installation space is provided with clamping block, and the clamping block surface offers card hole,
The first installation space surface activity is connected with bayonet lock, and the bayonet lock matches with card hole.
Preferably, the sealing device include the second installation space and third installation space, second installation space with
First flap is fixedly connected, and the third installation space is fixedly connected with second flap, second installation space and third peace
Dress is provided with rolling element in space, and connection sheet, the company are provided between second installation space and third installation space
The both ends of contact pin are respectively arranged with the second card and third card, and second card is movably connected in the second installation space,
The third card is movably connected in third installation space, and the rolling element is located at the second installation space and the second card
Between between third installation space and third card.
Preferably, the open end of second installation space and third installation space is provided with clamping block, the locking
Block surface offers card hole, and the surface of second installation space and third installation space is connected with bayonet lock, the card
Pin matches with card hole.
Preferably, the sealing device includes the 4th installation space, the 4th installation space and the fixed company of second flap
It connects, rolling element is provided in the 4th installation space, the first flap is fixedly connected with the 4th card far from one end of inner ring
Piece, the 4th card are movably connected in the 4th installation space, and the rolling element is located at the 4th installation space and the 4th card
Between.
Preferably, the open end of the 4th installation space is provided with clamping block, and the clamping block surface offers card hole,
The first installation space surface activity is connected with bayonet lock, and the bayonet lock matches with card hole.
The present invention provides one kind to be used for bearing of wind power generator sealing device.Have following the utility model has the advantages that by leaning on
First flap and second flap are installed at the clearance opening of nearly Internal and external cycle, and pass through first flap, second flap and sealing device
A confined space is constituted, thus can also be collected by the confined space even if there is grease to leak out from inside and outside ring gap, it will not be to machine
Cabin or wheel hub have an impact;By being provided with installation space in first flap or second flap end, and set in installation space
Rolling element is set, and to which after connection sheet enters in installation space, installation space is locked, so that row is between an Internal and external cycle
Confined space;And it is provided with rolling element, in installation space so as to carry out according to the change in displacement of bearing internal external circle
The size of confined space adjusts.
Detailed description of the invention
It, below will be to institute in description of the prior art in order to illustrate more clearly of the present invention or technical solution in the prior art
Attached drawing to be used is needed to be briefly described.
Structural schematic diagram one Fig. 1 of the invention;
Structural schematic diagram two Fig. 2 of the invention;
Structural schematic diagram three Fig. 3 of the invention;
The structural schematic diagram of Fig. 4 embodiment of the present invention two;
The structural schematic diagram of Fig. 5 embodiment of the present invention three;
The structural schematic diagram of Fig. 6 embodiment of the present invention four;
Figure label explanation:
1, inner ring;2, outer ring;3, track body is rolled;4, first flap;5, second flap;6, sealing device;7, the first installation is empty
Between;8, rolling element;9, the first card;10, clamping block;11, bayonet lock;12, the second installation space;13, third installation space;14,
Connection sheet;15, the second card;16, third card;17, the 4th installation space;18, the 4th card.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the attached drawing in the present invention, to this
Technical solution in invention is clearly and completely described.
Embodiment one
As shown in Figure 1 to Figure 3, a kind of to be used for bearing of wind power generator sealing device, including inner ring 1 and outer ring 2, inner ring 1 and outer
It is provided between circle 2 and rolls track body 3,1 side of inner ring is fixedly installed with first flap 4, and the lower surface of outer ring 2 is fixedly installed with
Second flap 5 is equipped with sealing device 6, first flap 4, sealing device 6 and second gear between first flap 4 and second flap 5
It is surrounded by confined space between piece 5, is communicated at the clearance opening between confined space and inner ring 1 and outer ring 2;It is solid in confined space
Dingan County is equipped with sensing chip, and sensing chip is connect with central processing unit signal, 5 first flap 4, sealing device 6 and second flap shapes
At confined space surface offer observation window, the grease leak case in confined space can be observed in real time by observation window.
Thus when there is grease to leak out from inside and outside ring gap, by between first flap 4, sealing device 6 and second flap 5
The confined space surrounded plays the role of isolation and collection to grease, have an impact grease will not to cabin or wheel hub;And
Sensing chip is installed in confined space, for the variation of weight in induction seal space, and the signal of grease amount of leakage is real-time
Central processing unit is passed to, timely safeguards and clears up to guarantee.
Embodiment two
As shown in figure 4, the further improvement based on embodiment one, sealing device 6 includes the first installation space 7, and the first installation is empty
Between 7 be fixedly connected with first flap 4, rolling element 8, the one end of second flap 5 far from outer ring 2 are provided in the first installation space 7
It is fixedly connected with the first card 9, the first card 9 is movably connected in the first installation space 7, and it is empty that rolling element 8 is located at the first installation
Between 7 and first between card 9;The open end of first installation space 7 is provided with clamping block 10, and 10 surface of clamping block offers card
Hole, 7 surface activity of the first installation space are connected with bayonet lock 11, and bayonet lock 11 matches with card hole.
By the way that the first installation space 7 is arranged in the end of first flap 4, the end of second flap 5 is made to pass through the first card 9
It is movably connected in the first installation space 7, and the diameter between the first installation space 7 and the first card 9 is wide than rolling element 8
Diameter is big, so that the position of 5 end of second flap be allow to change according to the horizontal displacement of bearing internal external circle, and carries out adaptability
Adjustment, to guarantee the leakproofness of confined space;And by being provided with clamping block 10 in the open end of the first installation space 7, from
And after the first card 9 enters the first installation space 7, it can be by the clamping block 10 at the both ends of the opening of the first installation space 7 in
Between draw close, so as to play the role of locking to the first card 9, and the work that is locked is played to clamping block 10 by bayonet lock 11
With.
Embodiment three
As shown in figure 5, the further improvement based on embodiment one, sealing device 6 includes that the second installation space 12 and third are installed
Space 13, the second installation space 12 are fixedly connected with first flap 4, and third installation space 13 is fixedly connected with second flap 5, the
Rolling element 8, the second installation space 12 and third installation space 13 are provided in two installation spaces 12 and third installation space 13
Between be provided with connection sheet 14, the both ends of connection sheet 14 are respectively arranged with the second card 15 and third card 16, the second card 15
It is movably connected in the second installation space 12, third card 16 is movably connected in third installation space 13, and rolling element 8 distinguishes position
Between the second installation space 12 and the second card 15 between third installation space 13 and third card 16;Second installation space
12 and the open end of third installation space 13 be provided with clamping block 10,10 surface of clamping block offers card hole, and the second installation is empty
Between 12 and the surface of third installation space 13 be connected with bayonet lock 11, bayonet lock 11 matches with card hole.
By the way that the both ends of connection sheet 14 are separately fixed in the second installation space 12 and third installation space 13, then pass through
Clamping block 10 is drawn close to centre and is locked to the second card 15 and third card 16, thus formed an inner ring 1 and outer ring 2 it
Between confined space, and respectively the diameter of the rolling element 8 in the second installation space 12 and third installation space 13 than
The wide diameter between third installation space 13 and third card 16 of diameter between two installation spaces 12 and the second card 15 is wide to want small,
So as to so that connection sheet 14 can make the adjustment of adaptability according to the variation of the displacement of bearing inner race 1 and outer ring 2;Pass through
Bayonet lock 11 can play the role of being locked to clamping block 10.
Example IV
As shown in fig. 6, the further improvement based on embodiment one, sealing device 6 includes the 4th installation space 17, and the 4th installation is empty
Between 17 be fixedly connected with second flap 5, be provided with rolling element 8 in the 4th installation space 17, first flap 4 far from inner ring 1 one
End is fixedly connected with the 4th card 18, and the 4th card 18 is movably connected in the 4th installation space 17, and rolling element 8 is located at the 4th peace
It fills between space 17 and the 4th card 18;The open end of 4th installation space 17 is provided with clamping block 10, and 10 surface of clamping block is opened
Equipped with card hole, 7 surface activity of the first installation space is connected with bayonet lock 11, and bayonet lock 11 matches with card hole.
By the way that the 4th installation space 17 is arranged in the end of second flap 5, the end of first flap 4 is made to pass through the 4th card
18 are movably connected in the 4th installation space 17, and the diameter between the 4th installation space 17 and the 4th card 18 is wide than rolling
The diameter of body 8 is big, so that the position of 4 end of first flap be allow to be changed according to the vertical displacement of bearing internal external circle, and carries out
The adjustment of adaptability, to guarantee the leakproofness of confined space;And by being provided with locking in the open end of the 4th installation space 17
Block 10, thus after the 4th card 18 enters the 4th installation space 17, it can be by the lock at the both ends of the opening of the 4th installation space 17
Determine block 10 to draw close to centre, so as to play the role of locking to the 4th card 18, and clamping block 10 be risen by bayonet lock 11
To the effect of being locked.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features;And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. one kind is used for bearing of wind power generator sealing device, including inner ring (1) and outer ring (2), the inner ring (1) and outer ring
(2) it is provided between and rolls track body (3), it is characterised in that: inner ring (1) side is fixedly installed with first flap (4), institute
The lower surface for stating outer ring (2) is fixedly installed with second flap (5), is equipped between the first flap (4) and second flap (5)
Sealing device (6) is surrounded by confined space between the first flap (4), sealing device (6) and second flap (5), described close
It is communicated at the clearance opening closed between space and inner ring (1) and outer ring (2).
2. according to claim 1 a kind of for bearing of wind power generator sealing device, it is characterised in that: the confined air
Interior to be fixedly installed with sensing chip, the sensing chip is connect with central processing unit signal.
3. according to claim 1 a kind of for bearing of wind power generator sealing device, it is characterised in that: the first gear
Piece (4), sealing device (6) and second flap (5) are formed by confined space surface and offer observation window.
4. according to claim 1 a kind of for bearing of wind power generator sealing device, it is characterised in that: the sealing dress
Setting (6) includes the first installation space (7), and first installation space (7) is fixedly connected with first flap (4), first peace
It is provided with rolling element (8) in dress space (7), the second flap (5) is fixedly connected with the first card far from the one end of outer ring (2)
(9), first card (9) is movably connected in the first installation space (7), and the rolling element (8) is located at the first installation space
(7) between the first card (9).
5. according to claim 4 a kind of for bearing of wind power generator sealing device, it is characterised in that: first peace
The open end of dress space (7) is provided with clamping block (10), and clamping block (10) surface offers card hole, and first installation is empty
Between (7) surface activity be connected with bayonet lock (11), the bayonet lock (11) matches with card hole.
6. according to claim 1 a kind of for bearing of wind power generator sealing device, it is characterised in that: the sealing dress
Setting (6) includes the second installation space (12) and third installation space (13), second installation space (12) and first flap (4)
It is fixedly connected, the third installation space (13) is fixedly connected with second flap (5), second installation space (12) and third
It is provided with rolling element (8) in installation space (13), is set between second installation space (12) and third installation space (13)
It is equipped with connection sheet (14), the both ends of the connection sheet (14) are respectively arranged with the second card (15) and third card (16), described
Second card (15) is movably connected in the second installation space (12), and it is empty that the third card (16) is movably connected in third installation
Between in (13), the rolling element (8) is located between the second installation space (12) and the second card (15) and third installs sky
Between between (13) and third card (16).
7. according to claim 6 a kind of for bearing of wind power generator sealing device, it is characterised in that: second peace
The open end of dress space (12) and third installation space (13) is provided with clamping block (10), and clamping block (10) surface opens up
There is a card hole, the surface of second installation space (12) and third installation space (13) is connected with bayonet lock (11), described
Bayonet lock (11) matches with card hole.
8. according to claim 1 a kind of for bearing of wind power generator sealing device, it is characterised in that: the sealing dress
Setting (6) includes the 4th installation space (17), and the 4th installation space (17) is fixedly connected with second flap (5), and the described 4th
It is provided with rolling element (8) in installation space (17), the first flap (4) is fixedly connected with the 4th far from the one end of inner ring (1)
Card (18), the 4th card (18) are movably connected in the 4th installation space (17), and the rolling element (8) is located at the 4th peace
It fills between space (17) and the 4th card (18).
9. according to claim 8 a kind of for bearing of wind power generator sealing device, it is characterised in that: the 4th peace
The open end of dress space (17) is provided with clamping block (10), and clamping block (10) surface offers card hole, first installation
Space (7) surface activity is connected with bayonet lock (11), and the bayonet lock (11) matches with card hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910764393.6A CN110345164A (en) | 2019-08-19 | 2019-08-19 | One kind being used for bearing of wind power generator sealing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910764393.6A CN110345164A (en) | 2019-08-19 | 2019-08-19 | One kind being used for bearing of wind power generator sealing device |
Publications (1)
Publication Number | Publication Date |
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CN110345164A true CN110345164A (en) | 2019-10-18 |
Family
ID=68180753
Family Applications (1)
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CN201910764393.6A Pending CN110345164A (en) | 2019-08-19 | 2019-08-19 | One kind being used for bearing of wind power generator sealing device |
Country Status (1)
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JP2006046582A (en) * | 2004-08-06 | 2006-02-16 | Nsk Ltd | Bearing device |
US20090190874A1 (en) * | 2005-03-09 | 2009-07-30 | The Timken Company | Pillow block housing with tapered roller bearings |
CN102969826A (en) * | 2012-11-27 | 2013-03-13 | 大连天元电机股份有限公司 | Bearing housing at main transmission end of super power wind driven generator |
CN203130790U (en) * | 2012-12-27 | 2013-08-14 | 舍弗勒投资(中国)有限公司 | Bearing combination |
CN204253626U (en) * | 2014-10-27 | 2015-04-08 | 杭州恩斯克万达电动转向系统有限公司 | Full coverage formula shield bearing |
CN105333017A (en) * | 2014-07-02 | 2016-02-17 | 通用电气公司 | Sealing device, wind-driven generator and grease collecting method |
JP2017190791A (en) * | 2016-04-11 | 2017-10-19 | Ntn株式会社 | Double row bearing |
DE102017109777A1 (en) * | 2017-05-08 | 2018-11-08 | Schaeffler Technologies AG & Co. KG | Sealed large roller bearing |
CN109114114A (en) * | 2018-09-13 | 2019-01-01 | 贵州荣南轴承有限公司 | A kind of bearing of automobile |
DE102017128793A1 (en) * | 2017-12-05 | 2019-06-06 | Schaeffler Technologies AG & Co. KG | Sealed double row tapered roller bearing |
CN209245069U (en) * | 2018-10-31 | 2019-08-13 | 河北佳顺不锈钢轴承制造有限公司 | A kind of stainless steel roller bearing units |
CN210461419U (en) * | 2019-08-19 | 2020-05-05 | 新天绿色能源股份有限公司 | Bearing sealing device for wind driven generator |
-
2019
- 2019-08-19 CN CN201910764393.6A patent/CN110345164A/en active Pending
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JP2006046582A (en) * | 2004-08-06 | 2006-02-16 | Nsk Ltd | Bearing device |
US20090190874A1 (en) * | 2005-03-09 | 2009-07-30 | The Timken Company | Pillow block housing with tapered roller bearings |
CN102969826A (en) * | 2012-11-27 | 2013-03-13 | 大连天元电机股份有限公司 | Bearing housing at main transmission end of super power wind driven generator |
CN203130790U (en) * | 2012-12-27 | 2013-08-14 | 舍弗勒投资(中国)有限公司 | Bearing combination |
CN105333017A (en) * | 2014-07-02 | 2016-02-17 | 通用电气公司 | Sealing device, wind-driven generator and grease collecting method |
CN204253626U (en) * | 2014-10-27 | 2015-04-08 | 杭州恩斯克万达电动转向系统有限公司 | Full coverage formula shield bearing |
JP2017190791A (en) * | 2016-04-11 | 2017-10-19 | Ntn株式会社 | Double row bearing |
DE102017109777A1 (en) * | 2017-05-08 | 2018-11-08 | Schaeffler Technologies AG & Co. KG | Sealed large roller bearing |
DE102017128793A1 (en) * | 2017-12-05 | 2019-06-06 | Schaeffler Technologies AG & Co. KG | Sealed double row tapered roller bearing |
CN109114114A (en) * | 2018-09-13 | 2019-01-01 | 贵州荣南轴承有限公司 | A kind of bearing of automobile |
CN209245069U (en) * | 2018-10-31 | 2019-08-13 | 河北佳顺不锈钢轴承制造有限公司 | A kind of stainless steel roller bearing units |
CN210461419U (en) * | 2019-08-19 | 2020-05-05 | 新天绿色能源股份有限公司 | Bearing sealing device for wind driven generator |
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