CN108561458B - Hub braking system of wind generating set - Google Patents
Hub braking system of wind generating set Download PDFInfo
- Publication number
- CN108561458B CN108561458B CN201810553782.XA CN201810553782A CN108561458B CN 108561458 B CN108561458 B CN 108561458B CN 201810553782 A CN201810553782 A CN 201810553782A CN 108561458 B CN108561458 B CN 108561458B
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- caliper
- piston
- disc spring
- calipers
- friction plate
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- 239000000523 sample Substances 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 17
- 238000005299 abrasion Methods 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 20
- 239000002783 friction material Substances 0.000 description 5
- 230000002035 prolonged effect Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
- F16D65/092—Bands, shoes or pads; Pivots or supporting members therefor for axially-engaging brakes, e.g. disc brakes
- F16D65/095—Pivots or supporting members therefor
- F16D65/097—Resilient means interposed between pads and supporting members or other brake parts
- F16D65/0973—Resilient means interposed between pads and supporting members or other brake parts not subjected to brake forces
- F16D65/0979—Resilient means interposed between pads and supporting members or other brake parts not subjected to brake forces acting on the rear side of the pad or an element affixed thereto, e.g. spring clips securing the pad to the brake piston or caliper
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- 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
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
- F16D66/02—Apparatus for indicating wear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D2065/13—Parts or details of discs or drums
- F16D2065/134—Connection
- F16D2065/1392—Connection elements
- F16D2065/1396—Ancillary resilient elements, e.g. anti-rattle or retraction springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2125/00—Components of actuators
- F16D2125/02—Fluid-pressure mechanisms
- F16D2125/06—Pistons
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- 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)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a hub brake system with wear detection and reset functions for a wind generating set, which comprises an upper caliper, a lower caliper, a frame, friction plates and brake discs, wherein the frame is arranged on the lower caliper; and a first screw, a reset spring and a probe sleeve are respectively arranged in each caliper. The friction plate has the advantages of detecting the abrasion loss of the friction plate in real time, enabling the friction plate to have the resetting function, solving the problem of abnormal abrasion of the friction plate in the use process, prolonging the service life of the friction plate and reducing the maintenance cost.
Description
Technical Field
The invention relates to the technical field of braking, in particular to a hub braking system of a wind generating set.
Background
With the progress and development of technology, energy deficiency has become a focus of social attention, and wind power is one of the most commonly used energy sources, and when wind power is utilized to promote a generator set to generate electricity, in order to improve the service condition of a fan brake and meet the industry requirements, the resetting and normal use of a friction plate are required to be effectively ensured in the use process, so that the fan can safely run.
In the current market, the purpose that the brake that has put into use can't detect friction disc wearing and tearing volume in real time in the use, because the resistance of piston after the braking is accomplished, lead to the friction disc can not effectively reset in the reset process, lead to the fact friction material abnormal wear easily, shorten friction disc life, increased maintenance cost.
To the above circumstances, we need to design a wind generating set wheel hub braking system, solve the unusual wearing and tearing problem that the friction disc appears in the use, rational in infrastructure, but utilize reset spring and the design of spy loop bar to effectively protect the friction disc, but real-time detection friction disc wearing and tearing volume, also make the friction disc possess the effect that resets simultaneously, increased the life of friction disc, reduced maintenance cost.
Disclosure of Invention
The invention aims to provide a hub braking system of a wind generating set, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the hub braking system of the wind generating set comprises an upper caliper, a lower caliper, a frame, friction plates and a brake disc, wherein the frame is arranged on the lower caliper, the upper caliper is arranged on the frame, an oil cylinder hole is formed in each caliper, a piston assembly is arranged in each oil cylinder hole, the brake disc is arranged between the piston assemblies, and the friction plates are arranged between contact surfaces of each piston assembly and the brake disc; a first screw, a reset spring and a probe rod sleeve are respectively arranged in each caliper, one end of the first screw is fixed on the friction plate, the middle part of the first screw is sleeved with the reset spring, and the other end of the first screw is provided with the probe rod sleeve; one end of the reset spring is fixed at the top of the caliper, the other end of the reset spring is fixed on the first screw, and the reset spring is in a precompressed state.
Further, the piston assembly comprises a piston, a disc spring and a guide rod, wherein the piston is arranged in the oil cylinder hole, the bottom of the piston is provided with a piston hole, and one end of the guide rod is fixed in the piston hole; the first disc spring is sleeved on the guide rod in the piston hole, one end of the first disc spring is fixed with the top of the guide rod, and the other end of the first disc spring is propped against the inner bottom surface of the piston hole; the second disc spring is sleeved on the guide rod, one end of the second disc spring is fixed with the middle of the guide rod, and the other end of the second disc spring is fixed with the bottom of the caliper.
The invention designs the first disc spring and the second disc spring, and the first disc spring and the second disc spring can ensure that the piston can be pulled back into the oil cylinder hole through the elastic action when the caliper does not have oil pressure action.
When the friction plate pushes the piston to generate axial force through hydraulic oil in the calipers, the friction plate compresses the brake disc to generate friction moment, and the probe rod sleeve moves along with the first screw of the friction plate, so that the abrasion loss of the friction plate can be detected in real time. When the calipers release oil pressure, the piston is pulled back into the oil cylinder hole of the calipers through the reactive force action of the first disc spring and the second disc spring, the friction plate is not subjected to axial force, and the reset spring drives the friction plate to restore to the initial state.
Further, one end of the first disc spring propped against the inner bottom surface of the piston hole is provided with a pressing ring and a clamping spring, and the pressing ring and the clamping spring limit the first disc spring to move in the piston hole.
The compression ring and the clamp spring can enable the first disc spring to move in the piston hole and limit the movement range of the first disc spring, so that the first disc spring is not separated from the piston hole in the movement process, and the stability of device operation is improved.
Further, the bottom of the caliper is provided with a groove, and the second disc springs are respectively fixed in the guide rod and the groove through locking nuts.
Further, limiting blocks are arranged at two ends of each friction plate, each friction plate is installed between two limiting blocks, and two ends of each friction plate are fixedly installed with the calipers through first screws respectively.
Further, the limiting block is fixedly installed with the upper calipers and the lower calipers respectively.
Further, the bottom surface of the limiting block is provided with first plane teeth, the contact surface of the caliper and the limiting block is provided with second plane teeth, and the limiting block is meshed and installed and fixed with the upper caliper and the lower caliper through the first plane teeth and the second plane teeth respectively.
According to the invention, the first plane teeth and the second plane teeth are meshed, installed and fixed, the friction plates can be better fixed, the friction plates are installed between the two friction plates, the spacing between the two friction plates can be adjusted by utilizing the tooth pitch, the phenomenon that the friction plates are offset and damaged in the use process can be prevented, the service life of the friction plates is prolonged, and the friction plates are economical and convenient.
Further, the upper calipers and the lower calipers are fixedly installed with the frame through first bolts respectively, and the upper calipers and the lower calipers are fixedly installed through second bolts.
Further, the number of limiting blocks is 2, and each limiting block is fixedly installed with the upper calipers and the lower calipers through second screws.
According to the invention, each limiting block is fixed at two ends of the friction plate through the second screw, so that the operation process is more stable, and the situations of loosening of the limiting block, pulling out of the bolt and the like in the operation process are avoided.
Compared with the prior art, the invention has the beneficial effects that: when the caliper works, after the caliper receives oil pressure, the piston is pushed to move, the first disc spring and the second disc spring are compressed under the stress in the outward movement process of the piston, meanwhile, the piston pushes the friction plate to press the brake disc, and the friction plate drives the first screw to move. When the friction plate is in a braking process, the first screw drives the probe rod sleeve to move together, the friction material is gradually worn along with the time, and when the friction material is worn to the limit, the probe rod sleeve is flush with the detection surface, and at the moment, the friction plate needs to be replaced;
when the caliper is not subjected to oil pressure, the piston is pulled back into the oil cylinder hole due to the elastic action of the first disc spring and the second disc spring, the friction plate is not subjected to thrust action, the first screw pulls back the friction plate to the starting position due to the elastic action of the reset spring, and the friction plate is separated from the brake disc.
When the friction plate needs to be replaced, the second screw on the caliper is unscrewed, the limiting block is taken down, the first screw on the friction plate is unscrewed, the friction plate is pulled out from one end of the detachable limiting block, and a new friction plate is replaced.
The hub braking system of the wind generating set is reasonable and concise in structure, the friction plate is effectively protected by the aid of the design of the reset spring and the detection sleeve rod, the abrasion loss of the friction plate can be detected in real time, meanwhile, the friction plate has a reset function, the problem of abnormal abrasion of the friction plate in the use process is solved, the service life of the friction plate is prolonged, and the maintenance cost is reduced.
Drawings
In order that the invention may be more readily understood, a more particular description of the invention will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
FIG. 1 is a side view of a wind turbine hub brake system according to the present invention;
FIG. 2 is a cross-sectional view of a wind turbine hub brake system according to the present invention;
FIG. 3 is an exploded view of a wind turbine hub brake system according to the present invention;
FIG. 4 is an exploded view of a piston assembly of a wind turbine hub brake system according to the present invention.
In the figure: the brake caliper comprises a 1-upper caliper, a 2-lower caliper, a 3-frame, a 4-friction plate, a 5-brake disc, a 6-first screw, a 7-return spring, an 8-probe sleeve, a 9-piston, a 10-first disc spring, a 11-second disc spring, a 12-guide rod, a 13-compression ring, a 14-clamp spring, a 15-groove, a 16-lock nut, a 17-limiting block, a 18-first bolt, a 19-second bolt and a 20-second screw.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1,2 and 3, the hub brake system of the wind generating set comprises an upper caliper 1, a lower caliper 2, a frame 3, friction plates 4 and a brake disc 5, wherein the frame 3 is arranged on the lower caliper 2, the upper caliper 1 is arranged on the frame 3, an oil cylinder hole is arranged in each caliper, a piston assembly is arranged in each oil cylinder hole, the brake disc 5 is arranged between the piston assemblies, and the friction plates 4 are arranged between contact surfaces of each piston assembly and the brake disc 5; a first screw 6, a return spring 7 and a probe sleeve 8 are respectively arranged in each caliper, one end of the first screw 6 is fixed on the friction plate 4, the middle part of the first screw is sleeved with the return spring 7, and the other end of the first screw is provided with the probe sleeve 8; one end of the return spring 7 is fixed at the top of the caliper, the other end of the return spring 7 is fixed on the first screw 6, and the return spring 7 is in a precompressed state.
As shown in fig. 4, the piston assembly comprises a piston 9, a disc spring and a guide rod 12, wherein the piston 9 is installed in an oil cylinder hole, a piston hole is formed in the bottom of the piston 9, and one end of the guide rod 12 is fixed in the piston hole; the disc springs comprise a first disc spring 10 and a second disc spring 11, the first disc spring 10 is sleeved on a guide rod 12 in the piston hole, one end of the first disc spring 10 is fixed with the top of the guide rod 12, and the other end of the first disc spring is propped against the inner bottom surface of the piston hole; the second disc spring 11 is sleeved on the guide rod 12, one end of the second disc spring 11 is fixed with the middle of the guide rod 12, and the other end of the second disc spring is fixed with the bottom of the caliper.
The invention designs the first disc spring 10 and the second disc spring 11, and the first disc spring 10 and the second disc spring 11 can ensure that the piston 9 can be pulled back into the oil cylinder hole through the elastic action when the caliper does not have oil pressure action.
When the friction plate 4 pushes the piston 9 to generate axial force through hydraulic oil in the calipers, the friction plate 4 compresses the brake disc 5 to generate friction moment, the probe rod sleeve 8 moves along with the first screw 6 of the friction plate 4, and the abrasion loss of the friction plate 4 can be detected in real time. When the oil pressure of the caliper is released, the piston 9 is pulled back into the caliper oil cylinder hole through the reactive force action of the first disc spring 10 and the second disc spring 11, the friction plate 4 is not subjected to axial force, and the return spring 7 drives the friction plate 4 to restore to the initial state.
One end of the first disc spring 10, which is propped against the inner bottom surface of the piston hole, is provided with a pressing ring 13 and a clamping spring 14, and the pressing ring 13 and the clamping spring 14 limit the first disc spring 10 to move in the piston hole.
The compression ring 13 and the snap spring 14 can enable the first disc spring 10 to move in the piston hole, and limit the movement range of the first disc spring 10, so that the first disc spring 10 cannot be separated from the piston hole in the movement process, and the stability of device operation is improved.
The bottom of the caliper is provided with a groove 15, and the second disc spring 11 is fixed in the guide rod 12 and the groove 15 through a locking nut 16 respectively.
The friction disc 4 both ends all are provided with stopper 17, friction disc 4 installs between two stopper 17, every friction disc 4 both ends are respectively through first screw 6 and calliper fixed mounting.
The limiting block 17 is fixedly installed with the upper calipers 1 and the lower calipers 2 respectively.
The bottom surface of the limiting block 17 is provided with first plane teeth, the contact surface of the caliper and the limiting block 17 is provided with second plane teeth, and the limiting block 17 is respectively meshed and fixed with the upper caliper 1 and the lower caliper 2 through the first plane teeth and the second plane teeth.
According to the friction plate, the first plane teeth and the second plane teeth are meshed, installed and fixed, the limiting blocks 17 can better fix the friction plate 4, the friction plate 4 is installed between the two limiting blocks 17, the spacing between the limiting blocks 17 on two sides of the friction plate 4 can be adjusted by using the tooth pitch, the phenomenon that the friction plate 4 is offset and damaged in the using process can be prevented, the service life of the limiting blocks 17 is prolonged, and the friction plate is economical and convenient.
The upper calipers 1 and the lower calipers 2 are fixedly installed with the frame 3 through first bolts 18 respectively, and the upper calipers 1 and the lower calipers 2 are fixedly installed through second bolts 19.
The number of the limiting blocks 17 is 2, and each limiting block 17 is fixedly installed with the upper caliper 1 and the lower caliper 2 through a second screw 20.
According to the invention, each limiting block 17 is fixed at two ends of the friction plate 4 through the second screw 20, so that the operation process is more stable, and the situations of loosening of the limiting block 17, bolt damage and the like in the operation process are avoided.
When the caliper works, after the caliper receives oil pressure, the piston 9 is pushed to move, the first disc spring 10 and the second disc spring 11 are stressed and compressed in the outward movement process of the piston 9, meanwhile, the piston 9 pushes the friction plate 4 to press the brake disc 5, and the friction plate 4 drives the first screw 6 to move. When the friction plate is in a braking process, the first screw 6 drives the probe sleeve 8 to move together, the friction material gradually wears along with the time, and when the friction material wears to the limit, the probe sleeve 8 is flush with the detection surface, and at the moment, the friction plate 4 needs to be replaced;
when the caliper is not subjected to oil pressure, the piston 9 is pulled back into the oil cylinder hole due to the elastic action of the first disc spring 10 and the second disc spring 11, the friction plate 4 is not subjected to thrust action, the first screw 6 pulls the friction plate 4 back to the starting position due to the elastic action of the return spring 7, and the friction plate 4 is separated from the brake disc 5.
When the friction plate 4 needs to be replaced, the second screw 20 on the caliper is unscrewed, the limiting block 17 is taken down, the first screw 6 on the friction plate 4 is unscrewed, the friction plate 4 is pulled out from one end of the detachable limiting block 17, and the friction plate 4 is replaced with a new friction plate.
The hub braking system of the wind generating set is reasonable and concise in structure, the friction plate 4 is effectively protected by the aid of the design of the return spring 7 and the detection sleeve rod, the abrasion loss of the friction plate 4 can be detected in real time, meanwhile, the friction plate 4 has a resetting effect, the problem of abnormal abrasion of the friction plate 4 in the using process is solved, the service life of the friction plate 4 is prolonged, and the maintenance cost is reduced.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a wind generating set wheel hub braking system which characterized in that: the hub braking system comprises an upper caliper (1), a lower caliper (2), a frame (3), friction plates (4) and a brake disc (5), wherein the frame (3) is arranged on the lower caliper (2), the upper caliper (1) is arranged on the frame (3), each caliper is internally provided with an oil cylinder hole, each oil cylinder hole is internally provided with a piston assembly, the brake disc (5) is arranged between the piston assemblies, and the friction plates (4) are arranged between the contact surfaces of each piston assembly and the brake disc (5); a first screw (6), a return spring (7) and a probe rod sleeve (8) are respectively arranged in each caliper, one end of the first screw (6) is fixed on the friction plate (4), the middle part of the first screw is sleeved with the return spring (7), and the other end of the first screw is provided with the probe rod sleeve (8); one end of the return spring (7) is fixed at the top of the caliper, the other end of the return spring is fixed on the first screw (6), and the return spring (7) is in a precompressed state;
The piston assembly comprises a piston (9), a disc spring and a guide rod (12), wherein the piston (9) is arranged in an oil cylinder hole, a piston hole is formed in the bottom of the piston (9), and one end of the guide rod (12) is fixed in the piston hole; the disc springs comprise a first disc spring (10) and a second disc spring (11), the first disc spring (10) is sleeved on a guide rod (12) in the piston hole, one end of the first disc spring (10) is fixed with the top of the guide rod (12), and the other end of the first disc spring is propped against the inner bottom surface of the piston hole; the second disc spring (11) is sleeved on the guide rod (12), one end of the second disc spring (11) is fixed with the middle part of the guide rod (12), and the other end of the second disc spring is fixed with the bottom of the caliper;
Limiting blocks (17) are arranged at two ends of each friction plate (4), each friction plate (4) is arranged between two limiting blocks (17), and two ends of each friction plate (4) are fixedly arranged with the calipers through first screws (6); the bottom surface of the limiting block (17) is provided with first plane teeth, the contact surface of the calipers and the limiting block (17) is provided with second plane teeth, and the limiting block (17) is respectively meshed and fixed with the upper calipers (1) and the lower calipers (2) through the first plane teeth and the second plane teeth.
2. A wind generating set hub brake system as claimed in claim 1, wherein: one end of the first disc spring (10) propped against the inner bottom surface of the piston hole is provided with a pressing ring (13) and a clamping spring (14), and the pressing ring (13) and the clamping spring (14) limit the first disc spring (10) to move in the piston hole.
3. A wind generating set hub brake system as claimed in claim 2, wherein: the bottom of the caliper is provided with a groove (15), and the second disc spring (11) is fixed in the guide rod (12) and the groove (15) through a locking nut (16) respectively.
4. A wind generating set hub brake system as claimed in claim 3, wherein: the limiting block (17) is fixedly arranged with the upper calipers (1) and the lower calipers (2) respectively.
5. The wind generating set hub brake system as set forth in claim 4, wherein: the upper calipers (1) and the lower calipers (2) are fixedly installed with the frame (3) through first bolts (18) respectively, and the upper calipers (1) and the lower calipers (2) are fixedly installed through second bolts (19).
6. The wind generating set hub brake system as set forth in claim 5, wherein: the number of the limiting blocks (17) is 2, and each limiting block (17) is fixedly installed with the upper calipers (1) and the lower calipers (2) through second screws (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810553782.XA CN108561458B (en) | 2018-05-31 | 2018-05-31 | Hub braking system of wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810553782.XA CN108561458B (en) | 2018-05-31 | 2018-05-31 | Hub braking system of wind generating set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108561458A CN108561458A (en) | 2018-09-21 |
| CN108561458B true CN108561458B (en) | 2024-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810553782.XA Active CN108561458B (en) | 2018-05-31 | 2018-05-31 | Hub braking system of wind generating set |
Country Status (1)
| Country | Link |
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| CN (1) | CN108561458B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561533B (en) * | 2020-05-13 | 2022-04-15 | 江苏三斯风电科技有限公司 | Brake piston resetting device |
| CN112483565A (en) * | 2020-12-14 | 2021-03-12 | 安徽创新电磁离合器有限公司 | Wind-powered electricity generation yaw motor brake |
| CN115370681A (en) * | 2021-01-14 | 2022-11-22 | 丁盛 | Wind power hub emergency braking protection device |
| CN114962506B (en) * | 2021-02-24 | 2024-02-23 | 广州汽车集团股份有限公司 | Measuring equipment for sliding resistance of friction plate |
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| CN101839293A (en) * | 2010-05-18 | 2010-09-22 | 奇瑞汽车股份有限公司 | Parking mechanism of disc brakes |
| CN205401519U (en) * | 2016-03-08 | 2016-07-27 | 瑞安市爱得利液压制动有限公司 | Dish calliper of stopping |
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| CN205978202U (en) * | 2016-08-25 | 2017-02-22 | 江苏三斯风电科技有限公司 | Device for detecting abrasion loss of friction plate of yaw brake |
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| CN208734763U (en) * | 2018-05-31 | 2019-04-12 | 江苏三斯风电科技有限公司 | Hub brake system of wind generating set |
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