CN205001127U - Dust keeper of wind generating set driftage system - Google Patents
Dust keeper of wind generating set driftage system Download PDFInfo
- Publication number
- CN205001127U CN205001127U CN201520725656.XU CN201520725656U CN205001127U CN 205001127 U CN205001127 U CN 205001127U CN 201520725656 U CN201520725656 U CN 201520725656U CN 205001127 U CN205001127 U CN 205001127U
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- China
- Prior art keywords
- dust guard
- fixing part
- brush body
- driven generator
- yaw system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000000428 dust Substances 0.000 title claims abstract description 99
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 238000010276 construction Methods 0.000 claims abstract description 5
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 229910003460 diamond Inorganic materials 0.000 claims description 11
- 239000010432 diamond Substances 0.000 claims description 11
- 238000005452 bending Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- 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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- Wind Motors (AREA)
Abstract
The utility model relates to a dust keeper of wind generating set driftage system, dust keeper install in the space department between cabin bottom and the tower bobbin top end, cooperate the cylindric seal structure of formation with cabin bottom and tower bobbin top end. Dust keeper include fixed part and sealing, the fixed part install on the interior circumference of cabin bottom, the sealing upper end is connected with the fixed part, sealing lower extreme and tower bobbin top end surface contact, sealing constitute bottom the cabin and the tower bobbin top hold between relative motion's movive seal dustproof construction. Dust keeper can prevent that external dust from getting into wind generating set through the driftage system inside, dust keeper and wind generating set elastic connection, the installation is convenient with the dismantlement, and the power consumption is low, and the reliability is high. The utility model discloses it is dustproof effectual, longe -lived, simple structure, application scope is wide.
Description
Technical field
The utility model relates to wind power generation field, specifically a kind of dust guard of wind driven generator unit yaw system.
Background technique
Wind energy is as a kind of renewable energy sources, and facility is progress increasingly, and the utilization of wind energy is more and more extensive.In order to utilize wind energy to a greater extent, simultaneously larger catch wind efficiency to make wind-driven generator possess, current wind-driven generator is equipped with yaw system.Cabin and the tower cylinder of Wind turbines connect with the inside and outside ring of pivoting support respectively.When wind turbine departs from wind direction, aerovane sends signal, and machine sends instruction to yaw system as calculated, and the small gear on the tuning reducing gear of drive installation in cabin engages with the gearwheel of pivoting support, cabin is rotated around pylon axis, thus makes wind wheel aim at wind direction.
Yaw system is that wind power generating set quick and stable when wind direction changes aims at the device of wind direction.Because wind power generating set is arranged on the area that wind-force is comparatively large and sand and dust are more more, extraneous sand and dust easily enter engine room inside by yaw system gap, the accumulation of these sand and dust on yaw brake disc surface can accelerate the wearing and tearing of brake block, thus reduction braking quality, the damage of brake disc can be caused time serious or cause driftage overload fault.Therefore, yaw system dustproof dust-collecting equipment is significant for the safe and stable operation of this system.But, existing dustproof dust-collecting equipment or by preventing extraneous dust from entering with hard contact of cabin or tower cylinder, discharge dust by active device, said apparatus cannot stop dust to enter yaw system when wind power generating set is installed and occurred deviation or unit variable working condition astable operation completely.
Given this utility model is proposed.
Model utility content
The purpose of this utility model is for overcoming the deficiencies in the prior art, a kind of dust guard of wind driven generator unit yaw system is provided, this dust guard can prevent extraneous dust from entering wind power generating set inside by yaw system, and this dust guard is connected with wind power generating set elasticity, installation and removal are convenient, consume energy low, reliability is high.
In order to realize this object, the utility model adopts following technological scheme: a kind of dust guard of wind driven generator unit yaw system, described dust guard is installed on bottom cabin and gap between tower cylinder top, coordinates with bottom cabin and tower cylinder top the elastic sealing structure forming cylindrical shape.
Further, described dust guard comprises fixing part and sealed department, described fixing part is arranged on the inner circumference bottom cabin, sealed department upper end is connected with fixing part, sealed department lower end contacts with tower cylinder top end surface, and sealed department forms bottom cabin and the motive sealing dustproof construction of relative movement between tower cylinder top.
Further, described sealed department comprises brush body and brush body assembly department, and brush body assembly department is connected with fixing part, and brush body assembly department is provided with hatch frame, clamping brush body top.
Further, described brush body also comprises elastic lining plate and brush silk, and described brush silk is coated on elastic lining plate both sides and close contact, and form the top of brush body, be clamped in the hatch frame of brush body assembly department, brush body lower end contacts with tower cylinder top end surface.
Preferably, described brush body lower end and tower cylinder top end surface Interference contact, further ensure that the dust-proof effect of the dust guard of the utility model wind driven generator unit yaw system.
Further, described brush silk is that in the middle part of stainless steel filament, bending is coated on elastic lining plate both side surface formation.
Preferably, the length of brush silk is greater than the length of elastic lining plate.
Preferred, the length of elastic lining plate is 3/4-4/5 times of brush filament length degree.
Further, described brush body assembly department is the diamond structure that the bottom be bent to form by sheet material has opening.
Further, described fixing part is bent by rigid metal sheet material and forms, and upper end is fixedly connected with the inner circumference bottom cabin, and lower end has opening, and brush body assembly department is clamped in fixing part, and brush body lower end extend out to fixing part outside from opening.
Further, described fixing part side outwardly convex, the form fit of the internal chamber that dual-side projection is formed and brush body assembly department.
Preferably, the side of two projections and the side of brush body assembly department form diamond structure respectively.
Further, the diamond structure lower end of described fixing part dual-side projection extends to form opening downwards, and the fixing part dual-side distance that this opening is corresponding increases downwards gradually from upper end.
Preferably, the fixing part dual-side upper end distance that this opening is corresponding is 1/2-1/3 times of lower end distance.
Further, described fixing part upper end is provided with at least one bolt hole, is fixedly connected with bottom cabin by bolt.
Preferably, described bolt hole is set to waist hole.The relative position of dust guard can be regulated in installation process, ensure that the brush body of the dust guard of wind driven generator unit yaw system can be convenient to install with tower cylinder top Interference contact.
The utility model relates to wind power generation field, and the utility model provides a kind of dust guard, mainly relates to the dust guard of wind driven generator unit yaw system.By dust guard being arranged at the gap with tower cylinder top bottom cabin, coordinating with bottom cabin and tower cylinder top and forming cylindric sealing configuration, preventing dust from entering yaw system by gap and entering engine room inside.Described dust guard is flexible brush dustproof construction, can be stable proofing dust and protecting is carried out to wind driven generator unit yaw system, ensure the braking quality of yaw brake disc, extend the working life of driftage brake system and other devices of wind turbine cabin.
Dust guard described in the utility model comprises fixing part and sealed department, and fixing part upper end is provided with bolt hole, and is fixedly connected with inner circumference bottom cabin by bolt, and sealed department is held on inside by fixing part, and sealed department contacts with tower cylinder top smooth surface.Sealed department comprises brush body and brush body assembly department, and brush body assembly department and fixing part are connected, and brush body assembly department is diamond opening structure, and clamps the top of brush body.Brush body comprises brush silk and elastic lining plate, brush silk is the both side surface formation that in the middle part of stainless steel filament, bending is coated on elastic lining plate, and it is seamless to brush close contact between silk and brush silk, be fixed together closely by the top of brush body assembly department by brush silk and elastic lining plate, elastic lining plate can provide yielding support for brush silk and keep the form of brush silk, the lower end of brush silk and tower cylinder top Interference contact, ensure that the sealing of dust guard of the present utility model, further ensure that the dust-proof effect of dust guard.Fixing part side outwardly convex described in the utility model, the internal chamber that dual-side projection is formed is mated with the diamond shape of brush body assembly department, further guarantee fixing part is fixedly connected with between brush body assembly department, the utility model is fixedly connected with bottom cabin by fixing part, firm for brush body assembly department is clamped in fixing part, and brush silk and elastic lining plate clamp by brush body assembly department, described brush silk and tower cylinder top Interference contact form a sealing configuration, prevent extraneous dust from entering the dust guard of wind power generating set inside by yaw system.
After adopting technological scheme described in the utility model, bring following beneficial effect:
1, the dust guard of wind driven generator unit yaw system described in the utility model can omnibearingly prevent extraneous dust from entering wind-driven generator inside by yaw system gap.
2, dust guard described in the utility model can ensure its operation reliably and with long-term.
3, dust guard good dustproof effect described in the utility model, structure is simple, and long service life, cost of production is low.
4, dust guard described in the utility model is applied widely, is not only applicable to the dust-proof of wind driven generator unit yaw system, is also applicable to other dust-proof positions with existing structure.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Accompanying drawing explanation
Fig. 1: the dust guard structural representation of a kind of wind driven generator unit yaw system of the utility model;
Fig. 2: the dust guard left view of a kind of wind driven generator unit yaw system of the utility model;
Fig. 3: the cabin of wind-driven generator of the present utility model and tower barrel structure schematic diagram;
Fig. 4: Fig. 4 is the sectional view formed along the line A-A of Fig. 3;
Fig. 5: Fig. 5 is the enlarged view at the B place of Fig. 4;
Fig. 6: the plan view of the dust guard of a kind of wind driven generator unit yaw system of the utility model;
Fig. 7: Fig. 7 is the enlarged view at the C place of Fig. 6.
Wherein: 10, cabin, 20, tower cylinder, 30, fixing part, 31, bolt hole, 32, bolt, 33, packing ring, 40, brush body assembly department, 50, elastic lining plate, 60, brush silk.
Embodiment
For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in further detail the utility model below in conjunction with the drawings and specific embodiments.
As shown in Figures 1 to 7, the dust guard of a kind of wind driven generator unit yaw system described in the utility model, described dust guard is installed on bottom cabin 10 and gap between tower cylinder 20 top, coordinates with bottom cabin 10 and tower cylinder 20 top the sealing configuration forming cylindrical shape.Described dust guard comprises fixing part 30 and sealed department, described fixing part 30 is arranged on the inner circumference bottom cabin 10, sealed department upper end is connected with fixing part 30, sealed department lower end contacts with tower cylinder 20 top end surface, and sealed department forms bottom cabin 10 and the motive sealing dustproof construction of relative movement between tower cylinder 20 top.
Embodiment one
As shown in Figure 1, in the present embodiment, dust guard comprises fixing part 30 and sealed department, and wherein fixing part 30 coordinates with sealed department and installs.Described sealed department comprises brush body and brush body assembly department 40, and brush body assembly department 40 is connected with fixing part 30, and brush body assembly department 40 is provided with hatch frame, clamping brush body top.Described brush body also comprises elastic lining plate 50 and brush silk 60, and described brush silk 60 is coated on elastic lining plate 50 both sides and close contact, and form the top of brush body, be clamped in the hatch frame of brush body assembly department 40, brush body lower end contacts with tower cylinder 20 top end surface.Described brush body can regulate the height of dust guard by the fixed position between brush body assembly department and brush silk.
Brush body lower end described in the present embodiment and tower cylinder 20 top end surface Interference contact, further ensure that the dust-proof effect of the dust guard of the utility model wind driven generator unit yaw system.
Brush silk 60 described in the present embodiment is formed for bending in the middle part of stainless steel filament is coated on elastic lining plate 50 both side surface.The length of brushing silk 60 in the present embodiment is greater than the length of elastic lining plate 50.
In the utility model, preferably, the length of elastic lining plate 50 is 3/4-4/5 times of brush silk 60 length.Described brush body assembly department 40 is the diamond structure that the bottom be bent to form by sheet material has opening.
Fixing part 30 described in the present embodiment is bent by rigid metal sheet material and forms, and upper end is fixedly connected with the inner circumference bottom cabin 10, and lower end has opening, and brush body assembly department 40 is clamped in fixing part 30, and it is outside that brush body lower end extend out to fixing part 30 from opening.
Described fixing part 30 side outwardly convex, the form fit of the internal chamber that dual-side projection is formed and brush body assembly department 40.
In the utility model, preferably, the side of two projections and the side of brush body assembly department 40 form diamond structure respectively.
The diamond structure lower end of the fixing part 30 dual-side projection described in the present embodiment extends to form opening downwards, and the fixing part 30 dual-side distance that this opening is corresponding increases downwards gradually from upper end.Or the bottom of described fixing part 10 ratio near side, bottom, cabin 10, near side short in inner portion, can make the intensity of brush silk lateral bend inwards large, allow dust be not easy to enter yaw system, further ensure the dust-proof effect of dust guard.
In the utility model, preferably, the fixing part 30 dual-side upper end distance that this opening is corresponding is 1/2-1/3 times of lower end distance.
Embodiment two
As shown in Figure 2, described fixing part 30 upper end is provided with at least one bolt hole 31, is fixedly connected with bottom cabin 10 by bolt 32.Bolt hole 31 described in the present embodiment is set to waist hole.The relative position of dust guard can be regulated in installation process, ensure that the brush body of the dust guard of wind driven generator unit yaw system can be convenient to install with tower cylinder 20 top Interference contact.The middle part of the fixing part 30 of the dust guard described in the present embodiment is protruded, and protruding parts is in bolt hole bottom, the length that brush silk 60 protrudes fixing part 30 bottom be the 1/9-1/10 of dust guard doubly.
Embodiment three
As shown in Figure 4, the utility model mainly relates to wind-driven generator, wind-driven generator also has generator by cabin 10, tower cylinder 20, rotor blade, yaw system, and the effect that wind-driven generator mainly has rotor blade to receive wind-force rotates, then drive electrical generators generating.Wind direction due to natural wind is vicissitudinous, so wind-driven generator uses yaw system to change the direction in cabin 10, cabin 10 can be rotated, connection cabin, tower cylinder 20 one end 10, the other end be fixedly connected with, because cabin 10 can rotate under the traction of yaw system, so there is gap to ensure do not wear and tear in rotary course cabin 10 and tower cylinder 20 between cabin 10 and tower cylinder 20.Highland is generally located at by wind-driven generator and sand and dust are more, and easily cause dust storm to enter cabin 10 from this gap, dust storm can accelerate the wearing and tearing of the yaw brake disc of yaw system, even causes the damage of other devices in cabin 10.The partial schematic diagram top of Fig. 4 wind-driven generator is divided into cabin 10, and bottom is divided into tower cylinder 20, and the dust guard of the present embodiment is installed on gap place as shown in the figure, i.e. the position of B signal.
Embodiment four
Shown in Fig. 1, a kind of dust guard of wind driven generator unit yaw system in the present embodiment, is made up of fixing part 30, brush body assembly department 40, elastic lining plate 50 and brush silk 60.Described fixing part 30 is by steel plate punched bending and molding, every a slice fixing part all processes bolt hole 31, bolt hole is waist hole, by the relative position of the position regulation dust guard of bolt 32, gap length between fixing part 30 bi-side determines the height accommodating intensity, and this gap is regulated by fixing bolt 32.Described brush body assembly department 40 is by steel plate punched bending and molding, and overall in irregular opening diamond shaped, opening directly contacts with brush silk 60.Described elastic lining plate 50 is smooth resilient thin plate, in order to keep the shape of brush silk 60, and in dust-proof process for brush silk 60 provides yielding support.Described brush silk 60 is coated on elastic lining plate 50 by the stainless steel filament of same length after bending, and is formed through extruding, closely arranges, enter wind power generating set inside to prevent dust through gap between brush silk.
Embodiment five
A dust guard installation diagram for wind driven generator unit yaw system as shown in Figure 5, dust guard is fixed on the inner circumference bottom wind generating set engine room by bolt 32 and packing ring 33, and closely arranges at circumferencial direction, gapless between each dust guard.By the pretightening force of adjusting bolt 32, can change the chucking power of fixing part 30, this chucking power passes to brush body assembly department 40 via fixing part 30, and passes to brush silk 60 and elastic lining plate 50 further, thus ensures that the form that brush silk 60 gathers does not change.Brush silk 60 directly and the smooth surface Interference contact on tower cylinder top, thus ensures that extraneous dust cannot enter wind power generating set inside.By the position of adjusting bolt 32 relative to waist hole 31 on dust-proof fixing part 30, interference fit degree between brush silk and tower cylinder top end surface can be adjusted.
Embodiment six
As shown in Figure 6,7, in the present embodiment, dust guard is installed on bottom cabin 10 and gap between tower cylinder 20 top, coordinates with bottom cabin 10 and tower cylinder 20 top the sealing configuration forming cylindrical shape.Fig. 6 be from bottom cabin to the plan view of tower cylinder, described dust guard forms a complete cylindrical shape, in the utility model, preferred described dust guard is a cylindric sealing configuration, or is installed the sealing configuration forming cylindrical shape by several dust guard.Fig. 7 is that the multiple bolt 32 of dust guard and packing ring 33 are fixed on the inner circumference bottom wind generating set engine room.
In sum, the utility model dust guard is installed on the gap place with tower cylinder 20 top bottom cabin 10, and the fixing part 30 of dust guard is fixed on bottom cabin 10 on inner circumference by bolt 32, the brush body of dust guard and tower cylinder 20 interference fit, ensure the dust-proof effect of dust guard.What anti-locking apparatus of the present utility model adopted is the stability better being ensured dust guard by brush body and the soft mode contacted in tower cylinder 20 top.Brush silk in the utility model 60, no matter when yaw brake disc rotates or be static, all with tower cylinder 20 top end surface Interference contact, thus ensure that the target preventing extraneous dust from entering wind power generating set inside; Because the brush silk 60 of dust guard is made up of stainless steel filament, its rigidity is lower, so no matter brake disc rotates clockwise or rotates counterclockwise, brush silk 60 all can change interference fit automatically, thus ensures the realization of its dust reduction capability; Because the brush silk 60 of this dust guard contacts with tower cylinder 20 top end surface is soft, thus ensure that dust guard operation reliably and with long-term, its life-span is better than other and firmly contacts dust guard.
The utility model good dustproof effect, the life-span is long, and structure is simple, and the design not being only applicable to novel wind generator group is produced, and the dust guard of structure described in the utility model can also be used to arrange other positions being installed on wind-driven generator.
The foregoing is only preferred implementation of the present utility model; it should be pointed out that for the ordinary skill in the art, do not departing under the utility model principle prerequisite; can also make various deformation and improvement, this also should be considered as protection domain of the present utility model.
Claims (13)
1. a dust guard for wind driven generator unit yaw system, is characterized in that: described dust guard is installed on bottom cabin and gap between tower cylinder top, coordinates with bottom cabin and tower cylinder top the elastic sealing structure forming cylindrical shape.
2. the dust guard of a kind of wind driven generator unit yaw system according to claim 1, it is characterized in that: described dust guard comprises fixing part and sealed department, described fixing part is arranged on the inner circumference bottom cabin, sealed department upper end is connected with fixing part, sealed department lower end contacts with tower cylinder top end surface, and sealed department forms bottom cabin and the motive sealing dustproof construction of relative movement between tower cylinder top.
3. the dust guard of a kind of wind driven generator unit yaw system according to claim 2, it is characterized in that: described sealed department comprises brush body and brush body assembly department, brush body assembly department is connected with fixing part, and brush body assembly department is provided with hatch frame, clamping brush body top.
4. the dust guard of a kind of wind driven generator unit yaw system according to claim 3, it is characterized in that: described brush body also comprises elastic lining plate and brush silk, described brush silk is coated on elastic lining plate both sides and close contact, form the top of brush body, be clamped in the hatch frame of brush body assembly department, brush body lower end contacts with tower cylinder top end surface.
5. the dust guard of a kind of wind driven generator unit yaw system according to claim 4, is characterized in that: described brush silk is that in the middle part of stainless steel filament, bending is coated on elastic lining plate both side surface formation.
6. the dust guard of a kind of wind driven generator unit yaw system according to claim 5, is characterized in that: the length of brush silk is greater than the length of elastic lining plate.
7. the dust guard of a kind of wind driven generator unit yaw system according to claim 5, is characterized in that: the length of elastic lining plate is 3/4-4/5 times of brush filament length degree.
8. the dust guard of a kind of wind driven generator unit yaw system according to claim 3, is characterized in that: described brush body assembly department is the diamond structure that the bottom be bent to form by sheet material has opening.
9. the dust guard of a kind of wind driven generator unit yaw system according to claim 3, it is characterized in that: described fixing part is bent by rigid metal sheet material and forms, upper end is fixedly connected with the inner circumference bottom cabin, lower end has opening, brush body assembly department is clamped in fixing part, and brush body lower end extend out to fixing part outside from opening.
10. the dust guard of a kind of wind driven generator unit yaw system according to claim 9, is characterized in that: described fixing part side outwardly convex, the form fit of the internal chamber that dual-side projection is formed and brush body assembly department.
The dust guard of 11. a kind of wind driven generator unit yaw system according to claim 10, it is characterized in that: the diamond structure lower end of described fixing part dual-side projection extends to form opening downwards, the fixing part dual-side distance that this opening is corresponding increases downwards gradually from upper end.
The dust guard of 12. a kind of wind driven generator unit yaw system according to claim 11, is characterized in that: the fixing part dual-side upper end distance that this opening is corresponding is 1/2-1/3 times of lower end distance.
13., according to the dust guard of the arbitrary described a kind of wind driven generator unit yaw system of claim 9-12, is characterized in that: described fixing part upper end is provided with at least one bolt hole, is fixedly connected with bottom cabin by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520725656.XU CN205001127U (en) | 2015-09-17 | 2015-09-17 | Dust keeper of wind generating set driftage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520725656.XU CN205001127U (en) | 2015-09-17 | 2015-09-17 | Dust keeper of wind generating set driftage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205001127U true CN205001127U (en) | 2016-01-27 |
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ID=55158019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520725656.XU Expired - Fee Related CN205001127U (en) | 2015-09-17 | 2015-09-17 | Dust keeper of wind generating set driftage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205001127U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114259A (en) * | 2015-09-17 | 2015-12-02 | 大唐广元风电开发有限公司 | Dustproof device of yaw system of wind generating set |
-
2015
- 2015-09-17 CN CN201520725656.XU patent/CN205001127U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114259A (en) * | 2015-09-17 | 2015-12-02 | 大唐广元风电开发有限公司 | Dustproof device of yaw system of wind generating set |
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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: 20160127 Termination date: 20180917 |