CN105402086A - Yawing caliper structure of wind driven generator - Google Patents
Yawing caliper structure of wind driven generator Download PDFInfo
- Publication number
- CN105402086A CN105402086A CN201510952470.2A CN201510952470A CN105402086A CN 105402086 A CN105402086 A CN 105402086A CN 201510952470 A CN201510952470 A CN 201510952470A CN 105402086 A CN105402086 A CN 105402086A
- Authority
- CN
- China
- Prior art keywords
- notch
- driven generator
- piston
- wind driven
- brake block
- 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
- 238000006073 displacement reaction Methods 0.000 claims description 16
- 239000011358 absorbing material Substances 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 3
- 239000000843 powder Substances 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 abstract 6
- 239000010705 motor oil Substances 0.000 abstract 4
- 238000005299 abrasion Methods 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 14
- 230000011218 segmentation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/0204—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for orientation in relation to wind direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/0244—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking
- F03D7/0248—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking by mechanical means acting on the power train
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/0296—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor to prevent, counteract or reduce noise emissions
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a yawing caliper structure of a wind driven generator. The yawing caliper structure is characterized in that an engine oil cylinder, a piston and a brake pad are included; the piston is in sliding fit with the engine oil cylinder and can move back and forth in the engine oil cylinder under the action of an ejector rod; the piston sequentially passes through a dustproof sealing ring, a first supporting ring, a step seal and a second supporting ring to be sealed with the engine oil cylinder; and the brake pad is connected with the piston, and at least one oil discharge structure is arranged on the surface of the brake pad. The yawing caliper structure has the beneficial effects that according to the technical scheme, the oil discharge structures are additionally arranged on the surface of the brake pad; when oil is leaked, the leaked oil can be discharged out of the oil discharge structures, the brake pad cannot be contaminated, and normal running of a braking system is guaranteed; and powder generated after abrasion and grinding is discharged via the oil discharge structures, and a coupled yawing ring is protected.
Description
Technical field
The present invention relates to wind-driven generator field, be specifically related to a kind of wind driven generator yaw clamp structure.
Background technique
Wind-driven generator is mechanical energy by Wind resource change, and mechanical energy is converted to the power equipment of electric energy.Mainly utilize wind-force to drive air vane to rotate, then by booster engine, the speed rotated is promoted, impel electrical power generators.
The yaw system of wind-driven generator is also referred to as to wind apparatus, when its role is to the direction change when wind vector, quick smoothly can aim at wind direction, so that wind wheel obtains maximum wind energy, because wind vector is frequent, yaw system is caused frequently to use, hydraulic yawing clamp are important component parts of yaw system, brake block is under the promotion of 3 pistons, produce bending deflection, long term frequent works, brake block there will be and increases with body matching gap, piston oscillation is aggravated, seal failure, there is the phenomenon of leakage of oil, the oil revealed directly can pollute friction plate, cause braking system faults, thickness wearing and tearing are uneven, even rupture, cause the powder after grinding and extraneous dust impurity glued together, antithesis driftage ring is damaged when situation is serious.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides a kind of wind driven generator yaw clamp.
For achieving the above object, the technical solution adopted for the present invention to solve the technical problems is:
A kind of wind driven generator yaw clamp structure, it is characterized in that, comprise body oil cylinder, piston and brake block, described piston and body oil cylinder are slidably matched, can move back and forth in described body oil cylinder under push rod effect, described piston is successively by dust-proof seal ring, the first support ring, this special envelope and the second support ring and described body cylinder seal, and described brake block is connected with piston, and described disc surface is provided with at least one displacement configuration.
Adopt technique scheme, have additional at least one displacement configuration, during leakage of oil at disc surface; the oil revealed can be discharged from displacement configuration, can not pollute brake block, ensures the normal operation of braking system; powder after wearing and tearing grinding is discharged by displacement configuration, protection antithesis driftage ring.
Further, described displacement configuration is two parallel notches or for intersecting " well " font notch.
Further, the cross section of described parallel notch or " well " font notch is U-type groove mouth or V-type notch or semicircular notch.
Adopt technique scheme, oil and powder can be made to discharge fast, ensure the normal operation of wind-driven generator.
Further, the V-type angle of described V-type notch is 15 degree ~ 30 degree.
Further, the radius of described semicircular notch is 1/4 ~ 1/3 of described brake block thickness.
Further, described brake block is made up of sound absorbing material.
Adopt technique scheme, when the brake block adopted at present uses, larger noise can be produced, adopt the noise and vibration in sound absorbing material minimizing work.
Further, the surface of contact of described piston and brake block is plane contact.
Adopt technique scheme, because current piston crown is with the wedge angle of a taper, during piston movement, the unbalance stress of brake block can be made, easily make brake block produce distortion, affect braking ability, adopt plane contact, make uniform force between piston and brake block, the segmentation of brake block can be avoided to rupture.
Further, the matching hole coordinated with piston is provided with bottom described brake block.
Adopt technique scheme, during piston movement, ensure that each force part of brake block is all even, avoid the segmentation of brake block to rupture further.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present invention.
Fig. 2 is one of schematic diagram of brake block of the present invention.
Fig. 3 is the schematic diagram two of brake block of the present invention.
The schematic diagram of Fig. 4 to be brake block of the present invention be " well " font notch.
The title of numeral and the corresponding part represented by letter in figure:
1-brake block; 2-dust-proof seal ring; 3-first support ring; 4-Si spy envelope; 5-second support ring; 6-piston; 7-body oil cylinder; 8-push rod; 11-displacement configuration; 12-matching hole.
Embodiment
Below in conjunction with specific embodiment, content of the present invention is described in further detail: a kind of wind driven generator yaw clamp structure, it is characterized in that, comprise body oil cylinder 7, piston 6 and brake block 1, described piston 6 is slidably matched with body oil cylinder 7, can move back and forth in described body oil cylinder 7 under push rod 8 acts on, described piston 6 is sealed with described body oil cylinder 7 by dust-proof seal ring 2, first support ring 3, this special envelope 4 and the second support ring 5 successively, described brake block 1 is connected with piston 6, and described brake block 1 surface is provided with at least one displacement configuration 11.
Adopt technique scheme, have additional at least one displacement configuration, during leakage of oil at disc surface; the oil revealed can be discharged from displacement configuration, can not pollute brake block, ensures the normal operation of braking system; powder after wearing and tearing grinding is discharged by displacement configuration, protection antithesis driftage ring.
Further, described displacement configuration 11 is two parallel notches or for intersecting " well " font notch.
Further, the cross section of described parallel notch or " well " font notch is U-type groove mouth or V-type notch or semicircular notch.
Adopt technique scheme, oil and powder can be made to discharge fast, ensure the normal operation of wind-driven generator.
Further, the V-type angle of described V-type notch is 15 degree ~ 30 degree.
Further, the radius of described semicircular notch is 1/4 ~ 1/3 of described brake block thickness.
Adopt technique scheme, greatly can promote the requirement of strength of oil extraction speed and brake block itself.
Further, described brake block 1 is made up of sound absorbing material.
Adopt technique scheme, when the brake block adopted at present uses, larger noise can be produced, adopt the noise and vibration in sound absorbing material minimizing work.
Further, described piston 6 is plane contact with the surface of contact of brake block 1.
Adopt technique scheme, because current piston crown is with the wedge angle of a taper, during piston movement, the unbalance stress of brake block can be made, easily make brake block produce distortion, affect braking ability, adopt plane contact, make uniform force between piston and brake block, the segmentation of brake block can be avoided to rupture.
Further, the matching hole 12 coordinated with piston is provided with bottom described brake block 1.
Adopt technique scheme, during piston movement, ensure that each force part of brake block is all even, avoid the segmentation of brake block to rupture further.
Further, described notch is the low arcuate structures in middle high both sides.
Adopt technique scheme, advantageously in the discharge of waste oil.
Further, be also provided with oil extraction notch in the middle part of described notch, the degree of depth of described oil extraction notch is identical with the degree of depth of notch.
Adopt technique scheme, advantageously in the discharge of waste oil.
The invention has the beneficial effects as follows: piston and body oil cylinder are slidably matched, can move back and forth in body oil cylinder under push rod effect, piston is successively by dust-proof seal ring, the first support ring, this special envelope and the second support ring and body cylinder seal, brake block is connected with piston, at least one displacement configuration is had additional at disc surface, during leakage of oil, the oil revealed can be discharged from displacement configuration, brake block can not be polluted, ensure the normal operation of braking system, powder after wearing and tearing grinding is discharged by displacement configuration, protection antithesis driftage ring; Oil and powder can be made to discharge fast, ensure the normal operation of wind-driven generator; Noise and vibration in minimizing work; Adopt plane contact, make uniform force between piston and brake block, the segmentation of brake block can be avoided to rupture.
Above-described embodiment is only for illustrating technical conceive of the present invention and feature; its object is to person skilled in the art can be understood content of the present invention and be implemented; can not limit the scope of the invention with this; all equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (10)
1. a wind driven generator yaw clamp structure, it is characterized in that, comprise body oil cylinder, piston and brake block, described piston and body oil cylinder are slidably matched, can move back and forth in described body oil cylinder under push rod effect, described piston is successively by dust-proof seal ring, the first support ring, this special envelope and the second support ring and described body cylinder seal, and described brake block is connected with piston, and described disc surface is provided with at least one displacement configuration.
2. a kind of wind driven generator yaw clamp structure according to claim 1, is characterized in that, described displacement configuration is two parallel notches or for intersecting " well " font notch.
3. a kind of wind driven generator yaw clamp structure according to claim 2, is characterized in that, the cross section of described parallel notch or " well " font notch is U-type groove mouth or V-type notch or semicircular notch.
4. a kind of wind driven generator yaw clamp structure according to claim 3, is characterized in that, the V-type angle of described V-type notch is 15 degree ~ 30 degree.
5. a kind of wind driven generator yaw clamp structure according to claim 4, is characterized in that, the radius of described semicircular notch is 1/4 ~ 1/3 of described brake block thickness.
6. a kind of wind driven generator yaw clamp structure according to claim 5, it is characterized in that, described brake block is made up of sound absorbing material.
7. a kind of wind driven generator yaw clamp structure according to claim 6, is characterized in that, the surface of contact of described piston and brake block is plane contact.
8. a kind of wind driven generator yaw clamp structure according to claim 7, is characterized in that, be provided with the matching hole coordinated with piston bottom described brake block.
9. a kind of wind driven generator yaw clamp structure according to claim 1-8, is characterized in that, described notch is the low arcuate structures in middle high both sides.
10. a kind of wind driven generator yaw clamp structure according to claim 1-8, it is characterized in that, be also provided with oil extraction notch in the middle part of described notch, the degree of depth of described oil extraction notch is identical with the degree of depth of notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510952470.2A CN105402086A (en) | 2015-12-17 | 2015-12-17 | Yawing caliper structure of wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510952470.2A CN105402086A (en) | 2015-12-17 | 2015-12-17 | Yawing caliper structure of wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105402086A true CN105402086A (en) | 2016-03-16 |
Family
ID=55467788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510952470.2A Pending CN105402086A (en) | 2015-12-17 | 2015-12-17 | Yawing caliper structure of wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105402086A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210262438A1 (en) * | 2020-02-25 | 2021-08-26 | General Electric Company | Yaw braking assembly of a wind turbine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11247912A (en) * | 1998-03-03 | 1999-09-14 | Aisin Chem Co Ltd | Pad for disc brake |
| CN201851556U (en) * | 2010-10-28 | 2011-06-01 | 焦作市制动器开发有限公司 | Yaw brake |
| CN202646481U (en) * | 2012-06-20 | 2013-01-02 | 焦作市力创制动器有限公司 | Yaw brake |
| CN203285884U (en) * | 2013-06-06 | 2013-11-13 | 焦作市力创制动器有限公司 | Yaw brake |
| CN205207049U (en) * | 2015-12-17 | 2016-05-04 | 江苏天赋新能源工程技术有限公司 | Aerogenerator driftage calliper structure |
-
2015
- 2015-12-17 CN CN201510952470.2A patent/CN105402086A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11247912A (en) * | 1998-03-03 | 1999-09-14 | Aisin Chem Co Ltd | Pad for disc brake |
| CN201851556U (en) * | 2010-10-28 | 2011-06-01 | 焦作市制动器开发有限公司 | Yaw brake |
| CN202646481U (en) * | 2012-06-20 | 2013-01-02 | 焦作市力创制动器有限公司 | Yaw brake |
| CN203285884U (en) * | 2013-06-06 | 2013-11-13 | 焦作市力创制动器有限公司 | Yaw brake |
| CN205207049U (en) * | 2015-12-17 | 2016-05-04 | 江苏天赋新能源工程技术有限公司 | Aerogenerator driftage calliper structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210262438A1 (en) * | 2020-02-25 | 2021-08-26 | General Electric Company | Yaw braking assembly of a wind turbine |
| US11592003B2 (en) * | 2020-02-25 | 2023-02-28 | General Electric Company | Yaw braking assembly of a wind turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160316 |