CN207864484U - Abnormal wear protection device for friction plate of wind power yaw brake - Google Patents
Abnormal wear protection device for friction plate of wind power yaw brake Download PDFInfo
- Publication number
- CN207864484U CN207864484U CN201721706310.0U CN201721706310U CN207864484U CN 207864484 U CN207864484 U CN 207864484U CN 201721706310 U CN201721706310 U CN 201721706310U CN 207864484 U CN207864484 U CN 207864484U
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- wind power
- cylinder body
- piston
- brake
- friction plate
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- 230000002159 abnormal effect Effects 0.000 title abstract 3
- 239000002783 friction material Substances 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 7
- 239000010959 steel Substances 0.000 claims abstract description 7
- 230000001681 protective effect Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 6
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000002411 adverse Effects 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000010248 power generation Methods 0.000 abstract description 2
- 239000000428 dust Substances 0.000 abstract 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 241000357293 Leptobrama muelleri Species 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Wind Motors (AREA)
Abstract
The utility model discloses a wind-powered electricity generation driftage stopper friction disc abnormal wear protection device, including the stopper cylinder body, the inside of stopper cylinder body is seted up flutedly, the inside fixed mounting of recess has the friction disc, the inside swing joint of stopper cylinder body has the piston, the equal fixedly connected with main seal in both sides of piston, the both sides of piston just are located the bottom fixedly connected with dust seal of main seal to seted up the draining passageway between the surface of main seal and dust seal's the surface, the top of piston is provided with friction material to friction material's fixed surface is connected with the steel and is equipped with, the utility model relates to a wind power generation technical field. The abnormal abrasion protection device for the friction plate of the wind power yaw brake solves the problems that the friction plate of the wind power yaw brake is not abraded abnormally and serious adverse consequences are caused due to transitional abrasion of the friction plate, and a yaw system is effectively protected from being damaged.
Description
Technical field
The utility model is related to technical field of wind power generation, specially a kind of wind power yawing brake bush inordinate wear
Protective device.
Background technology
The active hydraulic yaw brake of wind-powered electricity generation is a kind of normally closed brake by hydraulic-driven, in wind-driven generator
At multipair use in group, according to the difference of type, there are 4 ~ 15 to differ using number, to realize that wind turbine stops yaw rotation and yaw
The demand that vehicle and yaw are untied the mooring rope, wind power generating set throughout world various regions, and off-course brake is installed on tens meters of Wind turbines
Or even in the cabin in up to a hundred meters of high-altitudes, examination and maintenance are relatively difficult, are frequently encountered the transition mill because of friction plate friction material
Damage in addition friction material abrasion finishes, friction plate continue under action of hydraulic force to brake disc direction brake, friction plate steel back with
Yaw system brake disc, it is prolonged to brake to which contact wear injures brake disc, cause brake disc impaired serious, no
It can normal work.Maintenance need to be carried out to impaired brake disc：1, need to shut down during maintenance, influence power benefit, maintenance expense compared with
Height, serious waste man power and material；If 2, brake disc wear is serious, need replacing brake disc, this loss will be huge, expense from
It is tens of thousands of to up to a million.Such as control among friction plate injures because of inordinate wear in the weight that brake disc is current, previous mode be
Increase friction plate detection feeler lever on every brake, but the method needs artificially to carry out checking and can find, cost is opposite
It is higher, need manpower to coordinate.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of wind power yawing brake bush inordinate wear guarantor
Protection unit, solves the deficiency of wind power yawing brake bush inordinate wear, and what is generated by the inordinate wear of friction plate is tight
The problem of weight adverse consequences.
In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of wind power yawing brake
The inside of friction plate inordinate wear protective device, including brake cylinder body, the brake cylinder body opens up fluted, the groove
Inside be installed with friction plate, the internal activity of the brake cylinder body is connected with piston, and the both sides of the piston are solid
Surely it is connected with primary seal, the both sides of the piston and the bottom for being located at primary seal are fixedly connected with dust-proof seal ring, and master is close
Drain path is offered between the surface of envelope and the surface of dust-proof seal ring, and friction material is provided at the top of the piston, and
And the surface of friction material is fixedly connected with that steel is standby, the inside between the opposite side of two friction plates and positioned at groove
It is provided with brake disc.
Preferably, the surface of the brake cylinder body offers pressure oil port, and the quantity of pressure oil port is four.
Preferably, the both sides of the brake cylinder surface offer drain tap.
Preferably, mounting hole is offered at the top of the brake cylinder body, and the quantity of mounting hole is two.
Preferably, the quantity of the drain path is two.
Advantageous effect
The utility model provides a kind of wind power yawing brake bush inordinate wear protective device.Have following beneficial
Effect：
（1）, the wind power yawing brake bush inordinate wear protective device, connected by the internal activity of brake cylinder body
It is connected to piston, the both sides of piston have been fixedly connected with primary seal, the both sides of piston and are fixedly connected with positioned at the bottom of primary seal
Dust-proof seal ring, and drain path is offered between the surface of primary seal and the surface of dust-proof seal ring, it is set at the top of piston
It is equipped with friction material, and the surface of friction material is fixedly connected with that steel is standby, between the opposite side of two friction plates and position
It is internally provided with brake disc in groove, solves the deficiency of wind power yawing brake bush inordinate wear, because of friction plate
Inordinate wear and the problem of the serious adverse consequences generated, be effectively protected yaw system and be damaged.
（2）, the wind power yawing brake bush inordinate wear protective device, offered by the surface of brake cylinder body
The both sides of pressure oil port, brake cylinder surface offer drain tap, this is simple and reasonable, low-cost protection knot
Structure improves the practicability of device, reduces cost.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the structural schematic diagram of the utility model drain tap and pressure oil port；
Fig. 3 is the structural schematic diagram of the utility model brake cylinder interior；
Fig. 4 is the standby structural schematic diagram with friction material of the utility model steel；
Fig. 5 is the structural schematic diagram of the utility model friction plate.
In figure：1 brake cylinder body, 2 pistons, 3 primary seals, 4 dust-proof seal rings, 5 friction plates, 6 brake discs, 7 steel are standby, 8 rub
Wipe material, 9 grooves, 10 drain paths, 11 drain taps, 12 pressure oil ports, 13 mounting holes.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 5 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of wind power yawing brake bush exception mill
Damage protective device, including brake cylinder body 1, the surface of brake cylinder body 1 offers pressure oil port 12, and pressure oil port 12
Quantity is four, and the both sides on 1 surface of brake cylinder body offer drain tap 11, and the top of brake cylinder body 1 offers installation
Hole 13, and the quantity of mounting hole 13 is two, and the inside of brake cylinder body 1 opens up fluted 9, and peace is fixed in the inside of groove 9
Equipped with friction plate 5, the internal activity of brake cylinder body 1 is connected with piston 2, and the both sides of piston 2 have been fixedly connected with primary seal 3,
The both sides of piston 2 and it is fixedly connected with dust-proof seal ring 4 positioned at the bottom of primary seal 3, and the surface of primary seal 3 and dust-proof close
Drain path 10 is offered between the surface of seal 4, the quantity of drain path 10 is two, and the top of piston 2 is provided with friction
Material 8, and the surface of friction material 8 is fixedly connected with steel between 7, two opposite sides of friction plate 5 and positioned at groove 9
Be internally provided with brake disc 6.
When work, friction plate 5 is installed in the slot of brake cylinder body 1, in brake cylinder body 1, in primary seal 3 and dust-proof
Drain path 10 is equipped between sealing ring 4, after the friction material 8 of friction plate 5 is worn, the pressure oil for being passed through brake passes through pressure
Power hydraulic fluid port 12 pushes piston 2 to be affixed to the steel back 7 of friction plate 5, promotes friction plate 5 to clamp brake disc 6, when the friction material of friction plate 5
When material 6 may wear to extreme position, as piston 2 continues to move to 6 direction of brake disc under pressure oil effect, because piston 2 designs
Stroke is exactly 5 tear-to-wear allowance thickness of friction plate, that is, when friction plate 5 may wear to thickness limit, brake pressure oil is just
It can be across the primary seal 3 of brake cylinder body 1, because brake cylinder body 1 is logical equipped with draining between primary seal 3 and dust-proof seal ring 4
Road 10, the fluid of all leakages or by draining, 11 all discharge, pressure oil can not drive piston 2 to be adjacent to friction plate 5 and be pressed from both sides
Tight brake disc 6, the steel back 7 so as to avoid the friction plate 5 for having worn away the limit directly contact with brake disc 6 and damage brake disc
6, it is damaged to be effectively protected yaw system.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of wind power yawing brake bush inordinate wear protective device, including brake cylinder body（1）, it is characterised in that：
The brake cylinder body（1）Inside open up it is fluted（9）, the groove（9）Inside be installed with friction plate（5）, institute
State brake cylinder body（1）Internal activity be connected with piston（2）, the piston（2）Both sides be fixedly connected with primary seal
（3）, the piston（2）Both sides and be located at primary seal（3）Bottom be fixedly connected with dust-proof seal ring（4）, and primary seal
（3）Surface and dust-proof seal ring（4）Surface between offer drain path（10）, the piston（2）Top be provided with
Friction material（8）, and friction material（8）To be fixedly connected with steel standby on surface（7）, two friction plates（5）Opposite one
Between side and it is located at groove（9）Be internally provided with brake disc（6）.
2. a kind of wind power yawing brake bush inordinate wear protective device according to claim 1, it is characterised in that：
The brake cylinder body（1）Surface offer pressure oil port（12）, and pressure oil port（12）Quantity be four.
3. a kind of wind power yawing brake bush inordinate wear protective device according to claim 1, it is characterised in that：
The brake cylinder body（1）The both sides on surface offer drain tap（11）.
4. a kind of wind power yawing brake bush inordinate wear protective device according to claim 1, it is characterised in that：
The brake cylinder body（1）Top offer mounting hole（13）, and mounting hole（13）Quantity be two.
5. a kind of wind power yawing brake bush inordinate wear protective device according to claim 1, it is characterised in that：
The drain path（10）Quantity be two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721706310.0U CN207864484U (en) | 2017-12-11 | 2017-12-11 | Abnormal wear protection device for friction plate of wind power yaw brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721706310.0U CN207864484U (en) | 2017-12-11 | 2017-12-11 | Abnormal wear protection device for friction plate of wind power yaw brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207864484U true CN207864484U (en) | 2018-09-14 |
Family
ID=63468587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721706310.0U Active CN207864484U (en) | 2017-12-11 | 2017-12-11 | Abnormal wear protection device for friction plate of wind power yaw brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207864484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611470A (en) * | 2018-12-28 | 2019-04-12 | 江苏三斯风电科技有限公司 | A kind of wind power generating set mechanical type brake system |
-
2017
- 2017-12-11 CN CN201721706310.0U patent/CN207864484U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611470A (en) * | 2018-12-28 | 2019-04-12 | 江苏三斯风电科技有限公司 | A kind of wind power generating set mechanical type brake system |
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