CN208793157U - Yaw brake device, yawing brake system and wind power generating set - Google Patents
Yaw brake device, yawing brake system and wind power generating set Download PDFInfo
- Publication number
- CN208793157U CN208793157U CN201821584361.5U CN201821584361U CN208793157U CN 208793157 U CN208793157 U CN 208793157U CN 201821584361 U CN201821584361 U CN 201821584361U CN 208793157 U CN208793157 U CN 208793157U
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- mounting hole
- brake device
- yawing
- screw rod
- adjusting screw
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- 230000000712 assembly Effects 0.000 claims abstract description 21
- 238000000429 assembly Methods 0.000 claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 238000003780 insertion Methods 0.000 claims description 16
- 230000037431 insertion Effects 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 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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- Braking Arrangements (AREA)
Abstract
The utility model provides a kind of yaw brake device, yawing brake system and wind power generating set.Yaw brake device includes: caliper body, and for being fixed on engine room foundation, caliper body has the protruding portion with the following table face contact of yawing gear ring, and the mounting hole for penetrating protruding portion is offered on protruding portion；Thrust assemblies, thrust assemblies are removably mounted in mounting hole, for pushing up against the lower friction plate being mounted between caliper body and yawing gear ring, so that the lower surface of lower friction plate and yawing gear ring is in close contact；Adjusting screw rod, adjusting screw rod protrude into mounting hole from the downside of mounting hole, for thrust assemblies to be applied with upward thrust from the downside of thrust assemblies；Supporting member, supporting member are removably mounted on the lower part of caliper body, and supporting member has threaded hole, support adjusting screw rod for being screwed with adjusting screw rod.Yaw brake device according to the present utility model, is conveniently replaced lower friction plate, therefore maintenance efficiency can be improved.
Description
Technical field
The utility model relates to technical field of wind power generation, and in particular to a kind of yaw brake for wind power generating set
Device and yawing brake system and wind power generating set with the yaw brake device.
Background technique
Yaw system is the important component of wind power generating set, and the effect in wind power generating set is to make cabin
Rotation, to ensure that the wind wheel of wind power generating set is consistent with wind direction at any time, so that it is guaranteed that wind power generating set keeps maximum
Absorb wind energy efficiency.Yaw system is divided into roller yaw system and slidingtype yaw system according to the difference of its bearing arrangement form
System.Slidingtype yaw system provides enough dampings by yaw clamp in During yaw, to ensure cabin stabilization and to wind
Precision.
In wind power generating set operational process, the friction plate being arranged on yaw clamp will appear abrasion, friction plate quilt
It must be replaced after abrasion to a certain extent.Traditional replacing options are will to yaw more renewal of facing renewal after clamp integral demounting.Due to
Yaw clamp weight is big, and the method takes time and effort, thus seriously affects the maintenance efficiency at scene.
Utility model content
Therefore, the purpose of this utility model is to provide one kind to have new structural yaw brake device, existing to solve
The problem of having the method for the more renewal of facing renewal in technology influences maintenance efficiency.
One side according to the present utility model provides a kind of yaw brake device for wind power generating set, yaw system
Dynamic device includes: caliper body, and for being fixed on engine room foundation, caliper body has the protrusion with the following table face contact of yawing gear ring
Portion, and the mounting hole for penetrating protruding portion is offered on protruding portion；Thrust assemblies, thrust assemblies are removably mounted on mounting hole
It is interior, for pushing up against the lower friction plate being mounted between caliper body and yawing gear ring, so that lower friction plate and yawing gear ring
Lower surface is in close contact；Adjusting screw rod, adjusting screw rod protrude into mounting hole from the downside of mounting hole, under thrust assemblies
Side applies upward thrust to thrust assemblies；Supporting member, supporting member are removably mounted on the lower part of caliper body, support structure
Part has threaded hole, supports adjusting screw rod for being screwed with adjusting screw rod.
Preferably, supporting member can also have external screw thread, for being screwed with mounting hole.
Preferably, supporting member may include the insertion section being integrated in mounting hole and reach the extension outside mounting hole,
The outer diameter of insertion section can be greater than the outer diameter of extension, and the external screw thread is formed on insertion section, wherein in mounting hole, insertion
The anti-release member that can be positioned below for preventing insertion section from loosening in portion.
Preferably, yaw brake device may also include locking nut, and locking nut can be screwed on adjusting screw rod and support
It connects on extension.
Preferably, supporting member can be located at the lower end of mounting hole.
Preferably, supporting member may include limiting section and the positioning region projected upwards from limiting section, and positioning region is inserted into
In mounting hole, the width of limiting section is greater than the diameter of mounting hole to be located at the lower end of mounting hole.
Preferably, yaw brake device may also include locking nut, and locking nut can be screwed on adjusting screw rod and support
It connects on limiting section.
Preferably, thrust assemblies can include: the upper end of piston component is arranged in piston component, lower friction plate；Spring member,
The first end of spring member resists the lower end of piston component；Guide post, spring member can be set on guide post, and spring member
Second end and adjusting screw rod are respectively held against the two sides of guide post.
Another aspect according to the present utility model, provides a kind of yawing brake system, and yawing brake system may include above-mentioned
Yaw brake device.
Preferably, yawing brake system may include yawing gear ring and rub under being mounted between caliper body and yawing gear ring
Pad.
Another aspect according to the present utility model, provides a kind of wind power generating set, and wind power generating set includes above-mentioned
Yawing brake system.
Yaw brake device according to the present utility model, is conveniently replaced lower friction plate, therefore wind-driven generator can be improved
The maintenance efficiency of group, and maintenance cost can be saved.In addition, yaw brake device according to the present utility model, due to individually setting
Supporting member is set, therefore the reliability of yaw brake device can be improved.
Detailed description of the invention
Through a description of the embodiment given below with reference to the drawings, the above-mentioned and other purpose and feature of the utility model
It will become apparent, in the accompanying drawings:
Fig. 1 is the sectional view of the yaw brake device of first embodiment according to the present utility model；
Fig. 2 is the sectional view of the yaw brake device of second embodiment according to the present utility model.
Drawing reference numeral explanation:
10: caliper body；11: upper caliper body；12: lower caliper body；13: the first fasteners；14: the second fasteners；20: thrust
Component；21: piston component；22: spring member；23: guide post；24: sealing ring；25: sleeve；31: lower friction plate；32: radial to rub
Pad；321: third fastener；40: adjusting screw rod；50,60: supporting member；51: insertion section；511: anti-release member；52: stretching out
Portion；43: locking nut；61: positioning region；62: limiting section；63: the four fasteners.
Specific embodiment
Now, the embodiments of the present invention are described in detail with reference to the accompanying drawings, its example is shown in the drawings, wherein
Identical label always shows identical component.
Fig. 1 is the sectional view of the yaw brake device of first embodiment according to the present utility model.
As shown in Figure 1, yaw brake device may include caliper body 10, thrust assemblies 20, adjusting screw rod 40 and supporting member
50.Caliper body 10 can be used for being fixed on engine room foundation and by friction plate and the yaw tooth being fixed on tower (not shown)
The outer surface CONTACT WITH FRICTION of (not shown) is enclosed, to generate moment of friction during yaw.Caliper body 10 can have and yaw
The protruding portion of the following table face contact of gear ring, and the installation that protruding portion is penetrated along the short transverse of tower is offered on protruding portion
Hole.Thrust assemblies 20 are removably mounted in mounting hole, are mounted between caliper body 10 and yawing gear ring for pushing up against
Lower friction plate 31 so that the lower surface of lower friction plate 31 and yawing gear ring is in close contact, therefore can be produced during yaw
It gives birth to moment of friction and makes to yaw smooth operation.Adjusting screw rod 40 may be provided at the downside of thrust assemblies 20, for protruding into from downside
In mounting hole, and thrust assemblies 20 are applied with upward thrust.Supporting member 50 is removably mounted on the lower part of caliper body 10,
It is used to support adjusting screw rod 40.Supporting member 50 can have threaded hole, for being screwed with adjusting screw rod 40.
In the following, will be described in detail the structure of caliper body 10, thrust assemblies 20 and supporting member 50.
Caliper body 10 may include upper caliper body 11 and lower caliper body 12.Upper caliper body 11 and lower caliper body 12 can pass through first
Fastener 13 and the second fastener 14 and be bonded to each other.Under the lower surface of yawing gear ring can pass through with the upper surface of lower caliper body 12
31 CONTACT WITH FRICTION of friction plate, and the outer surface of yawing gear ring and the inner surface of upper caliper body 11 can also be rubbed by friction plate
Wipe contact.Mounting hole can be provided in lower caliper body 12, and thrust assemblies 20 are removably mounted in lower caliper body 12.Under
Friction plate 31 can be located between the upper surface of lower caliper body 12 and the lower surface of yawing gear ring.Optionally, the outside of yawing gear ring
Radial friction piece 32 is also provided between surface and the inner surface of upper caliper body 11, radial friction piece 32 can be tight by third
Firmware 321 and be fixed on upper caliper body 11.By the way that radial friction piece 32 is arranged, the steady of yaw operation can further improve
Property.
Thrust assemblies 20 may include piston component 21, spring member 22 and guide post 23.Lower friction plate 31 may be provided at piston
The upper end of component 21, for example, a part of lower friction plate 31 may be provided in the groove of the upper end of piston component 21.Spring member
22 first end can resist the lower end of piston component 21.Spring member 22 can be set on guide post 23, and spring member 22
Second end can resist guide post 23.Adjusting screw rod 40 can resist the downside of guide post 23, by applying thrust to guide post 23, so that spring
Component 22 applies elastic force to piston component 21 by compression.
In the present embodiment, since adjusting screw rod 40 and supporting member 50 are screwed, in 40 screw thread of adjusting screw rod
When being integrated in the threaded hole of supporting member 50, scheduled pretightning force can be applied to adjusting screw rod 40, in the limitation of yawing gear ring
Under, spring member 22 can be made to be compressed, to obtain axial elastic force.Axial elastic force can act on piston component 21, therefore can
It moves lower friction plate 31 under the action of axial elastic force and is in close contact with yawing gear ring, to be generated during yaw
Moment of friction makes to yaw smooth operation.
In the present embodiment, spring member 22 can be disc spring, but not limited to this.In addition, guide post 23 can have inverted T-shaped to cut
Face, the second end of spring member 22 can resist the upside of guide post 23, and adjusting screw rod 40 can resist the downside of guide post 23.
For the ease of disassembly, supporting member 50 can have external screw thread, for being screwed with mounting hole.As an example, branch
Support component 50 can be to be formed with threaded hole and outer surface forms threaded hollow cylinder.Preferably, supporting member 50 can
It is formed with boss.That is, supporting member 50 may include insertion section 51 and extension 52, and the outer diameter of insertion section 51 can be greater than stretching
The outer diameter in portion 52.The outer surface of insertion section 51 can be formed with screw thread, to be screw-coupled in mounting hole.The diameter of extension 52 can
Less than mounting hole diameter and be located at mounting hole outside.In mounting hole, insertion section 51 can be positioned below anti-release member 511,
It is fallen off from mounting hole with preventing insertion section 51 from loosening.Anti-release member 511 can be circlip, but not limited to this.In addition, lock
Tight nut 43 can be screwed on adjusting screw rod 40 and be connected on extension 52, to prevent adjusting screw rod 40 from loosening.
Certainly, adjusting screw rod 40 can also be directly screw-coupled in the mounting hole of lower caliper body 12, and omit supporting member
50.But in the case where in the mounting hole that adjusting screw rod 40 is screw-coupled to lower caliper body 12, the mounting hole of lower caliper body 12 by
Torsional forces to adjusting screw rod 40 is bigger, and the screw thread in the mounting hole of lower caliper body 12 is easily damaged, and results in the need for periodically more
Caliper body 12 is changed, this is undesirable.And adjusting screw rod 40 provides torsional forces when in conjunction with mounting hole, also mentions for guide post 23
For support force, this is more demanding to adjusting screw rod 40.In the present embodiment, by the way that supporting member 50 is separately provided and makes to prop up
It supports component 50 and adjusting screw rod 40 is screwed, therefore can avoid the mounting hole damage of lower caliper body 12, and replacement cost is low, behaviour
Facilitate.
Optionally, foreign matter enters in spring member 22 in order to prevent, the mounting hole of lower caliper body 12 and piston component 21 it
Between may be provided with sealing ring 24.As shown in Figure 1, sealing ring 24 may be provided at the mounting groove of the side surface of piston component 21
It is interior.In addition, being also provided with axle sleeve 25 in the mounting hole of lower caliper body 12, axle sleeve 25 may be provided at mounting hole and piston component 21
Between.
Although describing the structure of yaw brake device according to the present utility model above, its is without being limited thereto.In the following,
The structure of the yaw brake device of second embodiment according to the present utility model will be described referring to Fig. 2.
It is to be understood that the interception position of sectional view shown in the interception position and Fig. 1 of sectional view shown in Figure 2 is slightly
It is different, but other than the structure of supporting member is different, the other components and Fig. 1 of yaw brake device shown in Figure 2
Shown in yaw brake device other components it is all the same.Therefore, in order to avoid repeating, the description of identical components will be omitted.
Be screw-coupled to from the supporting member 50 in first embodiment it is different in the mounting hole of lower caliper body 12, it is real second
It applies in example, supporting member 60 is detachably coupled to the lower end of the mounting hole of lower caliper body 12.
As an example, supporting member 60 can be support plate, support plate can be directly detachable by the 4th fastener 63 equal
Ground is integrated to the lower end of the mounting hole of lower caliper body 12, that is, is detachably coupled to the lower surface of lower caliper body 12.Adjusting screw rod
40 can be plugged into the threaded hole of support plate and resist the downside of guide post 23.In this case, locking nut 43 can screw
It on to adjusting screw rod 40 and abuts on the supporting plate, to prevent adjusting screw rod 40 from loosening.
As another example, supporting member 60 may include cylindrical projections, and cylindrical projections can be plugged into mounting hole, with
The positioning and installation of component 60 easy to support.Specifically, supporting member 60 may include positioning region 61 and limiting section 62, positioning region 61
Can for the cylindrical body protrusion that is projected upwards from limiting section 62 and outer diameter be slightly smaller than or equal to mounting hole diameter.Positioning region 61
It can be plugged into mounting hole.The width of limiting section 62 can be greater than the diameter of mounting hole, to be located at the lower part of mounting hole.Limiting section
62 shape is unrestricted, as long as the lower end of its mounting hole for being removably mounted to lower caliper body is can support adjusting screw rod 40
?.In this case, locking nut 43 can be screwed on adjusting screw rod 40 and be connected on limiting section 62.
In a second embodiment, supporting member 60 can support adjusting screw rod 40 and limit to adjusting screw rod 40.When
When replacing lower friction plate 31, can directly dismantle supporting member 60, then by lower friction plate 31, piston component 21, spring member 22,
The components such as guide post 23 take out out of mounting hole.
Yaw brake device according to the present utility model, is conveniently replaced lower friction plate, therefore wind-driven generator can be improved
The maintenance efficiency of group, and maintenance cost can be saved.In addition, yaw brake device according to the present utility model, due to individually setting
Supporting member is set, therefore the reliability of yaw brake device can be improved, and convenient disassembly, it is convenient for safeguarding.
Other embodiments according to the present utility model can provide yawing brake system including above-mentioned boat brake apparatus and
Wind power generating set including the yawing brake system, wherein yawing brake system includes yawing gear ring and is mounted on clamp
Lower friction plate 31 between body 10 and yawing gear ring.
Although the embodiments of the present invention are described in detail above, those skilled in the art are not departing from this reality
With in novel spirit and scope, various modifications and deformation can be made to the embodiments of the present invention.It is understood that
Apparently, these modification and variation will fall into the embodiments of the present invention defined by claim to those skilled in the art
In spirit and scope.
Claims (11)
1. a kind of yaw brake device for wind power generating set, which is characterized in that the yaw brake device includes:
Caliper body (10), for being fixed on engine room foundation, the caliper body (10) has the following table face contact with yawing gear ring
Protruding portion, and the mounting hole for penetrating the protruding portion is offered on the protruding portion；
Thrust assemblies (20), the thrust assemblies (20) are removably mounted in the mounting hole, for pushing up against installation
Lower friction plate (31) between the caliper body (10) and the yawing gear ring so that the lower friction plate (31) and it is described partially
The lower surface of boat gear ring is in close contact；
Adjusting screw rod (40), the adjusting screw rod (40) are protruded into the mounting hole from the downside of the mounting hole, are used for from institute
The downside for stating thrust assemblies (20) applies upward thrust to the thrust assemblies (20)；
Supporting member (50,60), the supporting member (50,60) are removably mounted on the lower part of the caliper body (10), institute
Supporting member (50,60) are stated with threaded hole, support the adjusting spiral shell for being screwed with the adjusting screw rod (40)
Bar (40).
2. yaw brake device as described in claim 1, which is characterized in that the supporting member (50) also has external screw thread,
For being screwed with the mounting hole.
3. yaw brake device as claimed in claim 2, which is characterized in that the supporting member (50) is described including being integrated to
Insertion section (51) in mounting hole and the extension (52) outside the mounting hole is reached, the outer diameter of the insertion section (51) is greater than
The outer diameter of the extension (52), the external screw thread are formed on the insertion section (51),
Wherein, in the mounting hole, it is provided with below the insertion section (51) for preventing the insertion section (51) from loosening
Anti-release member (511).
4. yaw brake device as claimed in claim 3, which is characterized in that the yaw brake device further includes locking nut
(43), the locking nut (43) is screwed on the adjusting screw rod (40) and is connected on the extension (52).
5. yaw brake device as described in claim 1, which is characterized in that the supporting member (60) is located at the mounting hole
Lower end.
6. yaw brake device as claimed in claim 5, which is characterized in that the supporting member (60) includes limiting section (62)
With the positioning region (61) projected upwards from the limiting section (62), the positioning region (61) is inserted into the mounting hole, institute
The width for stating limiting section (62) is greater than the diameter of the mounting hole to be located at the lower end of the mounting hole.
7. yaw brake device according to claim 6, which is characterized in that the yaw brake device further includes locking screw
Female (43), the locking nut (43) are screwed on the adjusting screw rod (40) and are connected on the limiting section (62).
8. yaw brake device as described in claim 1, which is characterized in that the thrust assemblies (20) include:
Piston component (21), upper end of lower friction plate (31) setting in the piston component (21)；
The first end of spring member (22), the spring member (22) resists the lower end of the piston component (21)；
Guide post (23), the spring member (22) is set on the guide post (23), and the second of the spring member (22)
End and the adjusting screw rod (40) are respectively held against the two sides of the guide post (23).
9. a kind of yawing brake system for wind power generating set, which is characterized in that the yawing brake system includes as weighed
Benefit requires yaw brake device described in any one of 1-8.
10. yawing brake system as claimed in claim 9, which is characterized in that the yawing brake system includes yawing gear ring
And it is mounted on the lower friction plate (31) between the caliper body (10) and the yawing gear ring.
11. a kind of wind power generating set, which is characterized in that the wind power generating set includes as described in claim 9 or 10
Yawing brake system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821584361.5U CN208793157U (en) | 2018-09-27 | 2018-09-27 | Yaw brake device, yawing brake system and wind power generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821584361.5U CN208793157U (en) | 2018-09-27 | 2018-09-27 | Yaw brake device, yawing brake system and wind power generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208793157U true CN208793157U (en) | 2019-04-26 |
Family
ID=66211105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821584361.5U Active CN208793157U (en) | 2018-09-27 | 2018-09-27 | Yaw brake device, yawing brake system and wind power generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208793157U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112879221A (en) * | 2021-01-27 | 2021-06-01 | 上海电气风电集团股份有限公司 | Yaw brake auxiliary system |
-
2018
- 2018-09-27 CN CN201821584361.5U patent/CN208793157U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112879221A (en) * | 2021-01-27 | 2021-06-01 | 上海电气风电集团股份有限公司 | Yaw brake auxiliary system |
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