CN114109729B - Braking device of wind driven generator - Google Patents
Braking device of wind driven generator Download PDFInfo
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- CN114109729B CN114109729B CN202111426357.2A CN202111426357A CN114109729B CN 114109729 B CN114109729 B CN 114109729B CN 202111426357 A CN202111426357 A CN 202111426357A CN 114109729 B CN114109729 B CN 114109729B
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 78
- 238000010248 power generation Methods 0.000 claims abstract description 69
- 230000005540 biological transmission Effects 0.000 claims abstract description 33
- 238000010521 absorption reaction Methods 0.000 claims abstract description 28
- 238000002791 soaking Methods 0.000 claims description 13
- 230000005855 radiation Effects 0.000 claims description 9
- 230000005611 electricity Effects 0.000 description 27
- 230000000694 effects Effects 0.000 description 22
- 238000012423 maintenance Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 238000009434 installation Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 4
- 239000004519 grease Substances 0.000 description 3
- 230000002045 lasting effect Effects 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 2
- 239000013065 commercial product Substances 0.000 description 2
- 239000011231 conductive filler Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009414 blockwork Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 108010066057 cabin-1 Proteins 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
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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
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
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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
- 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
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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
- F03D80/60—Cooling or heating of wind motors
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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
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- 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)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Wind Motors (AREA)
Abstract
The invention provides a wind driven generator braking device, which relates to the field of braking devices and comprises a power generation bin, a transmission shaft, a braking component and a heat dissipation component, wherein one end of the transmission shaft is arranged in the power generation bin and is in transmission connection with a generator, a brake block is arranged on the transmission shaft, the braking component is arranged in the power generation bin, a working end matched with the brake block is arranged on the braking component, a heat absorption end of the heat dissipation component is connected with the working end of the braking component, and the heat dissipation end of the heat dissipation component is arranged outside the power generation bin.
Description
Technical Field
The invention relates to the field of braking devices, in particular to a wind driven generator braking device.
Background
At present, a wind driven generator is one of the most important key equipment in a wind power generation system, and the running state and the service life of each part of a fan have important influence on the safe operation of the whole wind driven generator. Wherein, during the overhaul and maintenance, the stop is realized through a braking device. The brake device is worn continuously in long-term use, and the braking performance is inevitably influenced, so that the operation safety of the whole system is influenced, the state detection of the brake device is actively carried out, and the brake device has important significance for timely processing problems and safe operation of the whole system by maintenance personnel.
Because wind power generation's pivot moment of torsion is great to be difficult to the braking, and in the braking process, violent friction between brake block and the brake disc can produce a large amount of heats on the contact surface of brake block and brake disc, and these heats can influence brake block and brake disc's follow-up life on the one hand greatly, and on the other hand also can influence the life of other electronic component inside the electricity generation storehouse.
Disclosure of Invention
The invention aims to provide a wind driven generator braking device, which solves the problems that the prior wind driven generator braking device does not have a heat dissipation function and can not rapidly discharge heat generated during braking by utilizing heat conduction, thereby influencing the service lives of a brake pad, a brake disc and other electronic elements in a power generation bin.
Embodiments of the present invention are implemented as follows:
the utility model provides a wind-driven generator arresting gear, includes power generation storehouse, transmission shaft, brake subassembly and radiator unit, and the inside and power generator transmission connection of above-mentioned power generation storehouse is located to the one end of above-mentioned transmission shaft is equipped with the brake block on the above-mentioned transmission shaft, and inside above-mentioned power generation storehouse was located to above-mentioned brake unit, be equipped with on the above-mentioned brake subassembly with above-mentioned brake block complex work end, the heat absorption end of above-mentioned radiator unit is connected with the work end of above-mentioned brake subassembly, and the outside of above-mentioned power generation storehouse is located to the heat dissipation end of above-mentioned radiator unit.
Further, in some embodiments of the present invention, the brake assembly includes a mounting seat, a brake plate matched with the brake pad, and a driving device for driving the brake plate, wherein the mounting seat is disposed inside the power generation bin, the driving device is disposed on the mounting seat, the brake plate is disposed on a working end of the driving device, and the heat absorbing end of the heat dissipating assembly is connected to the brake plate.
Further, in some embodiments of the present invention, the power generation device further includes a buffer assembly, the mounting seat is disposed inside the power generation bin through the buffer assembly, and the heat absorbing end of the heat dissipating assembly passes through the buffer assembly and is connected to the brake plate.
Further, in some embodiments of the present invention, the buffer assembly includes a mounting sleeve, a connecting sleeve, a buffer sleeve and an elastic pad, wherein one end of the mounting sleeve is connected with the inside of the power generation bin, the connecting sleeve is disposed at the other end of the mounting sleeve, a connection protrusion is disposed on the connecting sleeve, a connection groove matched with the connection protrusion is disposed on the mounting seat, an expansion groove is disposed inside the connection groove, the elastic pad is disposed inside the expansion groove, the buffer sleeve is sleeved outside the connecting sleeve, and a heat absorbing end of the heat dissipating assembly passes through the mounting sleeve and the connecting sleeve and is connected with the brake plate.
Further, in some embodiments of the present invention, the brake plate is provided with a detachable first heat-conducting rubber block, and the heat-absorbing end of the heat-dissipating component is connected to the first heat-conducting rubber block.
Further, in some embodiments of the present invention, a second heat-conducting rubber block is disposed on the brake plate, a mounting groove for mounting the second heat-conducting rubber block is disposed on the first heat-conducting rubber block, one end of the second heat-conducting rubber block is connected to the heat-absorbing end of the heat-dissipating component, and the other end of the second heat-conducting rubber block is disposed outside the mounting groove.
Further, in some embodiments of the present invention, the heat dissipating assembly includes a heat conducting plate and a heat conducting pipe, the driving device is disposed on the mounting base through the heat conducting plate, the lower end of the brake plate is slidably connected to the heat conducting plate, one end of the heat conducting pipe passes through the buffer assembly and is connected to the heat conducting plate, and the other end of the heat conducting pipe passes through the power generating bin and is disposed outside the power generating bin.
Further, in some embodiments of the present invention, the heat dissipation assembly further includes a soaking plate, the heat conduction plate is provided with a clamping groove for installing the soaking plate, and one end of the heat conduction pipe passes through the buffer assembly and is connected with the soaking plate.
Further, in some embodiments of the present invention, the heat dissipation assembly further includes a heat dissipation sleeve, the heat dissipation sleeve is disposed outside the power generation bin, and the other end of the heat conduction pipe passes through the power generation bin and is connected to the heat dissipation sleeve.
Further, in some embodiments of the present invention, the system further includes a temperature measuring and alarming assembly, the temperature measuring and alarming assembly includes a temperature measuring device and a temperature alarming device, the temperature measuring device is disposed between a heat absorbing end and a heat dissipating end of the heat dissipating assembly, the temperature alarming device is disposed inside the power generating bin, and the temperature measuring device is electrically connected with the temperature alarming device.
The embodiment of the invention has at least the following advantages or beneficial effects:
the wind driven generator braking device comprises a power generation bin, a transmission shaft, a braking component and a heat dissipation component, wherein one end of the transmission shaft is arranged inside the power generation bin and is in transmission connection with a generator, a brake block is arranged on the transmission shaft, the braking component is arranged inside the power generation bin, a working end matched with the brake block is arranged on the braking component, a heat absorption end of the heat dissipation component is connected with the working end of the braking component, and the heat dissipation end of the heat dissipation component is arranged outside the power generation bin.
The application mode of the invention is as follows: when the staff needs to shut down the maintenance to wind-driven generator, can start the brake block for brake block and work end of brake block contact, with wind-driven generator braking, and the heat that brake block work end and brake block frictional contact produced can be absorbed by heat absorption end of radiator block, and via the heat conduction effect along the heat dissipation end that conducts to radiator block, the heat conduction speed is fast, and is effectual, because radiator block's heat dissipation end locates the electricity generation storehouse outside, radiator block's heat dissipation end can contact with the outside air current of electricity generation storehouse, with the heat dissipation of radiator block heat dissipation end, make radiator block can be rapid and lasting with the heat derivation that the work end produced with the brake block frictional contact, can also adjust the inside and outside difference in the time of electricity generation storehouse normal power generation, the inside and outside difference in the time of avoiding electricity generation storehouse normal power generation is too big, produce the atmospheric pressure difference, influence the normal work of the inside components and parts of electricity generation storehouse, in addition, set up the radiator block that relies on the heat conduction heat dissipation, when promoting the radiating effect, also can not influence the whole leakproofness of electricity generation storehouse, reduce the influence of external environment to the inside components of wind-driven generator, service life is prolonged, the maintenance frequency is reduced, the heat that can's the heat that can't be discharged by the heat of the existing generator, and the electronic disc when the brake block has not had the heat dissipation device to produce the heat, and has solved the function when the heat dissipation device and can's fast brake disk and has been used to produce, and the inside the heat.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an internal structure of a wind turbine brake device according to the present invention;
FIG. 2 is a schematic diagram of the connection of a brake assembly, a buffer assembly, a temperature measurement alarm assembly and a heat dissipation assembly according to the present invention;
FIG. 3 is an enlarged schematic view of FIG. 2 at A;
fig. 4 is an enlarged schematic view at B in fig. 2.
Icon: 1-a power generation bin, 11-a generator, 12-a gear box, 13-a fan blade shaft, 2-a transmission shaft, 21-a brake block, 3-a brake component, 31-a mounting seat, 311-a connecting groove, 312-an expansion groove, 32-a brake plate, 321-a first heat conduction rubber block, 3211-a mounting groove, 322-a second heat conduction rubber block, 33-a driving device, 4-a heat dissipation component, 41-a heat conduction plate, 411-a clamping groove, 42-a heat conduction pipe, 43-a soaking plate, 44-a heat dissipation sleeve, 5-a buffer component, 51-a mounting sleeve, 52-a connecting sleeve, 521-a connecting protrusion, 53-a buffer sleeve, 54-an elastic pad, 6-a temperature measurement alarm component, 61-a temperature detector and 62-a temperature alarm.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present invention is conventionally put when used, it is merely for convenience of describing the present invention and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Example 1
Referring to fig. 1-4, the present embodiment provides a wind-driven generator braking device, which includes a power generation bin 1, a transmission shaft 2, a braking component 3 and a heat dissipation component 4, wherein one end of the transmission shaft 2 is disposed inside the power generation bin 1 and is in transmission connection with a generator, a brake pad 21 is disposed on the transmission shaft 2, the braking component 3 is disposed inside the power generation bin 1, a working end matched with the brake pad 21 is disposed on the braking component 3, a heat absorption end of the heat dissipation component 4 is connected with the working end of the braking component 3, and a heat dissipation end of the heat dissipation component 4 is disposed outside the power generation bin 1.
In this embodiment: when the staff needs to shut down the maintenance to wind-driven generator, can start brake block 3, make the work end and the brake block 21 contact of brake block 3, with wind-driven generator braking, and the heat that the work end of brake block 3 and the friction contact of brake block 21 produced can be absorbed by the heat absorption end of radiator block 4, and along the radiating end that conducts to radiator block 4 via the heat conduction effect, the heat conduction velocity is fast, effectually, because the radiating end of radiator block 4 locates the electricity generation storehouse 1 outside, the radiating end of radiator block 4 can with the outside air current contact of electricity generation storehouse 1, the heat of radiating end of radiator block 4 is dispelled, make radiator block 4 can be rapid and lasting with the heat that the work end produced with brake block 21 friction contact derive, can also adjust the inside and outside difference in the time of electricity generation storehouse 1 normal electricity generation, the inside and outside difference in the time of avoiding electricity generation storehouse 1 normal electricity generation is too big, produce the air pressure difference, in addition, set up the radiating block 4 that relies on the heat conduction, in addition, the whole leakproofness of storehouse 1 is not influenced when promoting the radiating effect, reduce the environment and to the inside of storehouse 1, the influence the heat of the electricity generation storehouse is fast, the service life-span of the wind-driven generator is not influenced by the heat of the wind-driven generator, the present wind-driven generator is not had, and the service life-time of the brake block 21 is reduced, and the service life of the device is not influenced by the wind-driven generator, and the heat generator is guaranteed, and the service life is fast, and the brake disk has been able.
In some other implementations of the present embodiment, a gear box 12 is further disposed inside the power generation bin 1, and the transmission shaft 2 is in transmission connection with an external fan blade shaft 13 through the gear box 12.
In the present embodiment, the following is described. The inside of the power generation bin 1 is also provided with a gear box 12, the transmission shaft 2 is in transmission connection with an external fan blade shaft 13 through the gear box 12, the gear box 12 is a common commercial product, the gear box 12 can adjust the rotation speed difference between the transmission shaft 2 and the fan blade shaft 13, and the wind power generation is realized by matching with a generator.
Example 2
Referring to fig. 1-4, the present embodiment provides a wind turbine braking device based on embodiment 1, which is different from embodiment 1 in that: the brake assembly 3 includes a mounting seat 31, a brake plate 32 engaged with the brake pad 21, and a driving device 33 for driving the brake plate 32, wherein the mounting seat 31 is provided in the power generation compartment 1, the driving device 33 is provided in the mounting seat 31, the brake plate 32 is provided at a working end of the driving device 33, and a heat absorbing end of the heat dissipating assembly 4 is connected to the brake plate 32.
In this embodiment: the mounting seat 31 is arranged in the power generation bin 1, the mounting seat 31 provides a platform for mounting and supporting the driving device 33, the driving device 33 is arranged on the mounting seat 31, the brake plate 32 is arranged on the working end of the driving device 33, maintenance personnel can drive the brake plate 32 by using the driving device 33 according to actual needs, the brake plate 32 is contacted with the brake pad 21, further, braking is realized, the heat absorption end of the heat radiation component 4 is connected with the brake plate 32, heat generated during braking can be effectively transferred to the heat radiation end of the heat radiation component 4 in a heat conduction manner, finally, heat radiation is realized, in addition, the heat absorption end of the heat radiation component 4 connected with the brake plate 32 can also adjust the internal and external temperature difference during normal power generation of the power generation bin 1, the contact area between the heat absorption end of the heat radiation component 4 and hot air in the power generation bin 1 can be increased, the excessive internal and external temperature difference during normal power generation of the power generation bin 1 is further avoided, and the air pressure difference is generated, and normal operation of components in the power generation bin 1 is influenced.
In some other implementations of the present embodiment, the driving device 33 may be any commercially available hydraulic cylinder or mechanical cylinder.
In the present embodiment, the following is described. And a commercially available product is adopted as the driving device 33, so that the cost is low, the driving effect is good, and the replaceability is high.
Example 3
Referring to fig. 1-4, the present embodiment provides a wind turbine braking device based on any one of the above embodiments, which is different from any one of the above embodiments in that: the power generation cabin further comprises a buffer assembly 5, the mounting seat 31 is arranged in the power generation cabin 1 through the buffer assembly 5, and the heat absorption end of the heat dissipation assembly 4 penetrates through the buffer assembly 5 and is connected with the brake plate 32.
In this embodiment: the mount pad 31 is located inside the electricity generation storehouse 1 through buffer unit 5, buffer unit 5 can effectively absorb the vibrations that produce between the work end of brake unit 3 and the brake block 21 during braking, maintain the stability of mount pad 31, reduce the probability that transmission shaft 2 and brake block 21 driftage, the heat absorption end of radiator unit 4 passes buffer unit 5 and is connected with brake plate 32, buffer unit 5 can provide the protection for the heat conduction section of radiator unit 4, the high-speed high temperature piece that produces between the work end of brake unit 3 and the brake block 21 during avoiding braking is sputtered to the heat conduction section of radiator unit 4, and then influence the whole radiating effect of radiator unit 4.
Example 4
Referring to fig. 1-4, the present embodiment provides a wind turbine braking device based on any one of the above embodiments, which is different from any one of the above embodiments in that: the buffer assembly 5 comprises a mounting sleeve 51, a connecting sleeve 52, a buffer sleeve 53 and an elastic pad 54, wherein one end of the mounting sleeve 51 is connected with the inside of the power generation bin 1, the connecting sleeve 52 is arranged at the other end of the mounting sleeve 51, a connecting protrusion 521 is arranged on the connecting sleeve 52, a connecting groove 311 matched with the connecting protrusion 521 is arranged on the mounting seat 31, an expansion groove 312 is arranged in the connecting groove 311, the elastic pad 54 is arranged in the expansion groove 312, the buffer sleeve 53 is sleeved at the outer side of the connecting sleeve 52, and the heat absorption end of the heat dissipation assembly 4 penetrates through the mounting sleeve 51 and the connecting sleeve 52 and is connected with the brake plate 32.
In this embodiment: one end of the installation sleeve 51 is connected with the inside of the power generation bin 1, the connecting sleeve 52 is arranged at the other end of the installation sleeve 51, the installation sleeve 51 provides a platform for installation and support for the connecting sleeve 52, the connecting boss 521 is arranged on the connecting sleeve 52, the connecting groove 311 matched with the connecting boss 521 is arranged on the installation seat 31, stable and reliable connection is achieved through the mutual matching of the connecting boss 521 and the connecting groove 311, the expansion groove 312 is arranged in the connecting groove 311, the elastic pad 54 is arranged in the expansion groove 312, the expansion groove 312 provides a movable space for the connecting boss 521, the elastic pad 54 is matched, vibration generated between the working end of the brake assembly 3 and the brake pad 21 during braking can be effectively absorbed, stability of the installation seat 31 is maintained, the yaw probability of the transmission shaft 2 and the brake pad 21 is reduced, the buffer sleeve 53 is sleeved on the outer side of the connecting sleeve 52, a secondary buffer structure can be formed with the elastic pad 54, vibration generated between the working end of the brake assembly 3 and the brake pad 21 during braking is further absorbed, the buffer effect is improved, the heat absorption end of the assembly 4 penetrates through the installation sleeve 51 and the connecting sleeve 52 and is connected with the brake plate 32, the installation sleeve 51 and 52 can provide a movable space for the connecting sleeve, the elastic pad 54, the vibration absorption end can effectively absorb the heat absorption effect can be provided between the working end of the brake assembly 3 and the heat conduction end of the brake assembly 4 and the heat dissipation assembly 4, and the heat dissipation effect of the heat dissipation assembly can be prevented from being influenced by the heat dissipation effect of the heat dissipation assembly 4.
In some other embodiments of the present embodiment, the elastic pad 54 may be made of any commercially available rubber material, and the cushion cover 53 may be made of any commercially available spring.
In the present embodiment, the following is described. Commercial products are adopted as the elastic cushion 54 and the buffer sleeve 53, so that the cost is low, the buffer effect is good, the rebound resilience is strong, the durability is high, and the replaceability is strong.
Example 5
Referring to fig. 1-4, the present embodiment provides a wind turbine braking device based on any one of the above embodiments, which is different from any one of the above embodiments in that: the brake plate 32 is provided with a detachable first heat-conducting rubber block 321, and the heat absorbing end of the heat dissipating component 4 is connected with the first heat-conducting rubber block 321.
In this embodiment: be equipped with detachable first heat conduction rubber piece 321 on the brake plate 32, be convenient for dismantle alone and maintain the change, reduce maintenance cost, first heat conduction rubber piece 321 replaces brake plate 32 and brake block 21 contact during the braking, braking effect is good, can also reduce the damage to brake plate 32 and brake block 21, the heat absorption end of radiator unit 4 is connected with first heat conduction rubber piece 321, adopt the heat conduction rubber material as first heat conduction rubber piece 321, have outstanding heat conductivility, the heat that produces during the braking can be imported to the heat absorption end of radiator unit 4 rapidly, finally derive via the heat dissipation end of radiator unit 4, the influence of the heat that produces during the reduction braking to brake block 21, brake plate 32 and the inside components and parts of electricity generation storehouse 1.
In some other implementations of the present embodiment, the first heat-conductive rubber block 321 may be made of any commercially available rubber material with a heat-conductive filler.
In the present embodiment, the following is described. The first heat conducting rubber block 321 is a commercially available product, and is low in cost, good in heat conducting effect and high in replaceability.
Example 6
Referring to fig. 1-4, the present embodiment provides a wind turbine braking device based on any one of the above embodiments, which is different from any one of the above embodiments in that: the brake plate 32 is provided with a second heat conductive rubber block 322, the first heat conductive rubber block 321 is provided with a mounting groove 3211 for mounting the second heat conductive rubber block 322, one end of the second heat conductive rubber block 322 is connected with the heat absorbing end of the heat dissipating assembly 4, and the other end of the second heat conductive rubber block 322 is disposed outside the mounting groove 3211.
In this embodiment: the brake plate 32 is provided with a second heat-conducting rubber block 322, the first heat-conducting rubber block 321 is provided with a mounting groove 3211 for mounting the second heat-conducting rubber block 322, the mounting groove 3211 provides a platform for mounting and supporting the second heat-conducting rubber block 322, one end of the second heat-conducting rubber block 322 is connected with the heat absorption end of the heat radiation assembly 4, the other end of the second heat-conducting rubber block 322 is arranged on the outer side of the mounting groove 3211, in the braking process, the second heat-conducting rubber block 322 is firstly contacted with the brake block 21 for first braking, then the first heat-conducting rubber block 321 is contacted with the brake block 21 along with the further approach of the brake plate 32, so that secondary braking is formed, the braking effect is good, the buffering performance is strong, and the influence on the service life of internal components of the generator and the gearbox 12 due to the fact that the rotation speed of the transmission shaft 2 is reduced too fast during braking is avoided.
In some other implementations of this embodiment, the second thermally conductive rubber block 322 may be made of any commercially available rubber material having a thermally conductive filler.
In the present embodiment, the following is described. And a commercially available product is adopted as the second heat conducting rubber block 322, so that the cost is low, the heat conducting effect is good, and the replaceability is strong.
Example 7
Referring to fig. 1-4, the present embodiment provides a wind turbine braking device based on any one of the above embodiments, which is different from any one of the above embodiments in that: the heat dissipation assembly 4 includes a heat conduction plate 41 and a heat conduction pipe 42, the driving device 33 is provided on the mounting base 31 through the heat conduction plate 41, the lower end of the brake plate 32 is slidably connected to the heat conduction plate 41, one end of the heat conduction pipe 42 passes through the buffer assembly 5 and is connected to the heat conduction plate 41, and the other end of the heat conduction pipe 42 passes through the power generation bin 1 and is provided outside the power generation bin 1.
In this embodiment: the driving device 33 is arranged on the mounting seat 31 through the heat conducting plate 41, the heat conducting plate 41 can provide a platform for mounting and supporting the driving device 33 on the one hand, on the other hand, heat generated during the operation of the driving device 33 can be led out, the service life of the driving device 33 is prolonged, the lower end of the braking plate 32 is slidably connected with the heat conducting plate 41, on the premise that the braking plate 32 can freely move, the heat generated by the braking plate 32 during braking is ensured to be conducted to the heat conducting plate 41, one end of the heat conducting pipe 42 passes through the buffer assembly 5 and is connected with the heat conducting plate 41, the other end of the heat conducting pipe 42 passes through the power generation bin 1 and is arranged outside the power generation bin 1, the heat generated by the braking plate 32 during braking is conducted to the heat conducting plate 41 and is then absorbed by one end of the heat conducting pipe 42 and is transferred to the other end outside the power generation bin 1 along the heat conducting pipe 42, the heat dissipation effect is realized, and the service life of components inside the power generation bin 1 is prolonged.
In some other implementations of the present embodiment, the heat-conducting pipes 42 may be any of the same type of products commercially available, and the number of the heat-conducting pipes 42 may be plural.
In the present embodiment, the following is described. The commercial product is adopted as the heat conducting pipe 42, so that the cost is low, the heat conducting effect is good, the replaceability is strong, the heat conducting pipes 42 are arranged, the heat conducting efficiency is enhanced, and the overall heat dissipation performance of the heat dissipation assembly 4 is improved.
Example 8
Referring to fig. 1-4, the present embodiment provides a wind turbine braking device based on any one of the above embodiments, which is different from any one of the above embodiments in that: the heat dissipation assembly 4 further includes a soaking plate 43, the heat conduction plate 41 is provided with a clamping slot 411 for installing the soaking plate 43, and one end of the heat conduction pipe 42 passes through the buffer assembly 5 and is connected with the soaking plate 43.
In this embodiment: the heat conducting plate 41 is provided with a clamping slot 411 for installing the soaking plate 43, one end of the heat conducting pipe 42 penetrates through the buffer component 5 and is connected with the soaking plate 43, the clamping slot 411 can be matched with the soaking plate 43 to form a stable connection structure, and heat absorbed by the heat conducting plate 41 is conveniently and uniformly conducted to the heat conducting pipe 42.
In some other implementations of the present embodiment, heat dissipation silicone grease is filled between the vapor chamber 43 and the card slot 411.
In the present embodiment, the following is described. And heat dissipation silicone grease is filled between the vapor chamber 43 and the clamping groove 411, and the gap between the vapor chamber 43 and the clamping groove 411 is filled with the heat dissipation silicone grease, so that the contact area between the vapor chamber 43 and the clamping groove 411 is increased, the heat conduction efficiency is improved, and the overall heat dissipation effect of the heat dissipation assembly 4 is improved.
Example 9
Referring to fig. 1-4, the present embodiment provides a wind turbine braking device based on any one of the above embodiments, which is different from any one of the above embodiments in that: the heat dissipation assembly 4 further includes a heat dissipation sleeve 44, the heat dissipation sleeve 44 is disposed outside the power generation bin 1, and the other end of the heat conduction pipe 42 passes through the power generation bin 1 and is connected to the heat dissipation sleeve 44.
In this embodiment: the heat dissipation sleeve 44 is arranged outside the power generation bin 1, the other end of the heat conduction pipe 42 passes through the power generation bin 1 and is connected with the heat dissipation sleeve 44, and the heat dissipation sleeve 44 can increase the contact area between the other end of the heat conduction pipe 42 and external air flow, so that heat dissipation is accelerated.
In some other implementations of this embodiment, the heat dissipation sleeve 44 is provided with heat dissipation fins.
In the present embodiment, the following is described. The heat dissipation fins are disposed on the heat dissipation sleeve 44, so that the contact area between the heat dissipation sleeve 44 and the external air flow can be further increased, and the contact area between the other end of the heat conduction pipe 42 and the external air flow can be further increased, thereby further improving the heat dissipation effect.
Example 10
Referring to fig. 1-4, the present embodiment provides a wind turbine braking device based on any one of the above embodiments, which is different from any one of the above embodiments in that: the temperature measuring and alarming assembly 6 is further included, the temperature measuring and alarming assembly 6 comprises a temperature detector 61 and a temperature alarm 62, the temperature detector 61 is arranged between the heat absorbing end and the heat dissipating end of the heat dissipating assembly 4, the temperature alarm 62 is arranged inside the power generating bin 1, and the temperature detector 61 is electrically connected with the temperature alarm 62.
In this embodiment: the temperature detector 61 is located between the heat absorption end and the radiating end of the radiating component 4, the temperature alarm 62 is arranged inside the power generation bin 1, the temperature detector 61 is electrically connected with the temperature alarm 62, the temperature detector 61 can effectively detect the temperature of the radiating component 4 when conducting heat, when the detected temperature is higher than a preset value, the temperature alarm 62 can send an alarm signal to remind maintenance personnel to check components of the radiating component 4, the radiating component 4 is prevented from unexpected failure, the radiating effect cannot be provided for the braking component 3, heat generated during braking is accumulated inside the power generation bin 1, and the service life of the components inside the power generation bin 1 is finally influenced.
In some other implementations of the present embodiment, the temperature detector 61 may be any of the same type of products available in the market, and the temperature alarm 62 may be any of the same type of products available in the market.
In the present embodiment, the following is described. Commercial products are adopted as the temperature detector 61 and the temperature alarm 62, so that the cost is low, the performance is reliable, and the replaceability is strong.
In summary, the embodiment of the invention provides a wind driven generator braking device, which has at least the following advantages:
the utility model provides a wind-driven generator arresting gear, includes electricity generation storehouse 1, transmission shaft 2, brake subassembly 3 and radiator unit 4, and inside the electricity generation storehouse 1 was located to the one end of above-mentioned transmission shaft 2 and be connected with the generator transmission, be equipped with brake block 21 on the above-mentioned transmission shaft 2, inside the above-mentioned electricity generation storehouse 1 was located to above-mentioned brake unit 3, be equipped with on the above-mentioned brake subassembly 3 with above-mentioned brake block 21 complex work end, the heat absorption end of above-mentioned radiator unit 4 is connected with the work end of above-mentioned brake subassembly 3, the heat dissipation end of above-mentioned radiator unit 4 is located outside the above-mentioned electricity generation storehouse 1.
When the staff needs to shut down the maintenance to wind-driven generator, can start brake block 3, make the work end and the brake block 21 contact of brake block 3, with wind-driven generator braking, and the heat that the work end of brake block 3 and the friction contact of brake block 21 produced can be absorbed by the heat absorption end of radiator block 4, and along the radiating end that conducts to radiator block 4 via the heat conduction effect, the heat conduction velocity is fast, effectually, because the radiating end of radiator block 4 locates the electricity generation storehouse 1 outside, the radiating end of radiator block 4 can with the outside air current contact of electricity generation storehouse 1, the heat of radiating end of radiator block 4 is dispelled, make radiator block 4 can be rapid and lasting with the heat that the work end produced with brake block 21 friction contact derive, can also adjust the inside and outside difference in the time of electricity generation storehouse 1 normal electricity generation, the inside and outside difference in the time of avoiding electricity generation storehouse 1 normal electricity generation is too big, produce the air pressure difference, in addition, set up the radiating block 4 that relies on the heat conduction, in addition, the whole leakproofness of storehouse 1 is not influenced when promoting the radiating effect, reduce the environment and to the inside of storehouse 1, the influence the heat of the electricity generation storehouse is fast, the service life-span of the wind-driven generator is not influenced by the heat of the wind-driven generator, the present wind-driven generator is not had, and the service life-time of the brake block 21 is reduced, and the service life of the device is not influenced by the wind-driven generator, and the heat generator is guaranteed, and the service life is fast, and the brake disk has been able.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. A wind-driven generator braking device, characterized in that: the power generation device comprises a power generation bin, a transmission shaft, a braking component and a heat dissipation component, wherein one end of the transmission shaft is arranged in the power generation bin and is in transmission connection with a generator, a brake block is arranged on the transmission shaft, the braking component is arranged in the power generation bin, a working end matched with the brake block is arranged on the braking component, a heat absorption end of the heat dissipation component is connected with the working end of the braking component, and a heat dissipation end of the heat dissipation component is arranged outside the power generation bin;
the brake assembly comprises a mounting seat, a brake plate matched with the brake pad and a driving device for driving the brake plate, the mounting seat is arranged in the power generation bin, the driving device is arranged on the mounting seat, the brake plate is arranged on the working end of the driving device, and the heat absorption end of the heat dissipation assembly is connected with the brake plate;
the brake plate is provided with a detachable first heat-conducting rubber block, and the heat absorption end of the heat dissipation assembly is connected with the first heat-conducting rubber block;
the brake plate is provided with a second heat-conducting rubber block, the first heat-conducting rubber block is provided with a mounting groove for mounting the second heat-conducting rubber block, one end of the second heat-conducting rubber block is connected with the heat absorption end of the heat dissipation assembly, and the other end of the second heat-conducting rubber block is arranged outside the mounting groove;
the mounting seat is arranged in the power generation bin through the buffer assembly, and the heat absorption end of the heat dissipation assembly penetrates through the buffer assembly and is connected with the brake plate;
the heat dissipation assembly comprises a heat conduction plate and a heat conduction pipe, the driving device is arranged on the mounting seat through the heat conduction plate, the lower end of the braking plate is in sliding connection with the heat conduction plate, one end of the heat conduction pipe penetrates through the buffer assembly and is connected with the heat conduction plate, and the other end of the heat conduction pipe penetrates through the power generation bin and is arranged outside the power generation bin;
the heat dissipation assembly further comprises a soaking plate, a clamping groove for installing the soaking plate is formed in the heat conduction plate, and one end of the heat conduction pipe penetrates through the buffer assembly and is connected with the soaking plate;
the heat dissipation assembly further comprises a heat dissipation sleeve, the heat dissipation sleeve is arranged outside the power generation bin, and the other end of the heat conduction pipe penetrates through the power generation bin and is connected with the heat dissipation sleeve.
2. A wind turbine brake apparatus according to claim 1, wherein: the buffer assembly comprises a mounting sleeve, a connecting sleeve, a buffer sleeve and an elastic pad, wherein one end of the mounting sleeve is connected with the inside of the power generation bin, the connecting sleeve is arranged at the other end of the mounting sleeve, a connecting protrusion is arranged on the connecting sleeve, a connecting groove matched with the connecting protrusion is arranged on the mounting seat, an expansion groove is formed in the connecting groove, the elastic pad is arranged in the expansion groove, the buffer sleeve is sleeved outside the connecting sleeve, and the heat absorption end of the heat dissipation assembly penetrates through the mounting sleeve and the connecting sleeve and is connected with the brake plate.
3. A wind turbine brake apparatus according to claim 1, wherein: the temperature measuring and alarming assembly comprises a temperature detector and a temperature alarm, wherein the temperature detector is arranged between the heat absorption end and the heat radiation end of the heat radiation assembly, the temperature alarm is arranged inside the power generation bin, and the temperature detector is electrically connected with the temperature alarm.
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| CN202111426357.2A CN114109729B (en) | 2021-11-27 | 2021-11-27 | Braking device of wind driven generator |
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| CN202111426357.2A CN114109729B (en) | 2021-11-27 | 2021-11-27 | Braking device of wind driven generator |
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| CN115111295B (en) * | 2022-07-12 | 2024-01-19 | 北京京能新能源有限公司正镶白旗风电分公司 | Deceleration braking heat dissipation assembly of wind power generation equipment and implementation method thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008307917A (en) * | 2007-06-12 | 2008-12-25 | Mitsuba Corp | Wheel drive device for vehicle |
| KR20100127534A (en) * | 2009-05-26 | 2010-12-06 | 태창엔이티 주식회사 | Apparatus for generating by wind power |
| JP2014039361A (en) * | 2012-08-13 | 2014-02-27 | Nippon Steel & Sumitomo Metal | Eddy current type reduction gear |
| CN210265028U (en) * | 2019-07-30 | 2020-04-07 | 石家庄铁道大学 | Train airflow power generation device |
| CN210344108U (en) * | 2019-05-28 | 2020-04-17 | 中电投东北新能源朝阳风电有限公司 | Wind power generation yaw brake mechanism |
| CN211288526U (en) * | 2019-12-19 | 2020-08-18 | 江西百益建设工程有限公司 | Speed limiting and braking device of wind driven generator |
| CN211423217U (en) * | 2019-12-24 | 2020-09-04 | 江苏宝诚重工科技有限公司 | Braking device of wind driven generator |
| CN112563649A (en) * | 2020-12-09 | 2021-03-26 | 岳翠娥 | New energy automobile battery storage device and heat dissipation cooling method thereof |
| CN112928864A (en) * | 2021-01-21 | 2021-06-08 | 刘俊国 | Environment-friendly bidirectional wind-driven automobile generator |
| CN113054793A (en) * | 2021-04-02 | 2021-06-29 | 山西星力新能源装备科技有限公司 | Electric automobile hub generator device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9534584B2 (en) * | 2013-06-13 | 2017-01-03 | Cooper Industries Holdings | Wind turbine electric generator with torque limiting brake |
-
2021
- 2021-11-27 CN CN202111426357.2A patent/CN114109729B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008307917A (en) * | 2007-06-12 | 2008-12-25 | Mitsuba Corp | Wheel drive device for vehicle |
| KR20100127534A (en) * | 2009-05-26 | 2010-12-06 | 태창엔이티 주식회사 | Apparatus for generating by wind power |
| JP2014039361A (en) * | 2012-08-13 | 2014-02-27 | Nippon Steel & Sumitomo Metal | Eddy current type reduction gear |
| CN210344108U (en) * | 2019-05-28 | 2020-04-17 | 中电投东北新能源朝阳风电有限公司 | Wind power generation yaw brake mechanism |
| CN210265028U (en) * | 2019-07-30 | 2020-04-07 | 石家庄铁道大学 | Train airflow power generation device |
| CN211288526U (en) * | 2019-12-19 | 2020-08-18 | 江西百益建设工程有限公司 | Speed limiting and braking device of wind driven generator |
| CN211423217U (en) * | 2019-12-24 | 2020-09-04 | 江苏宝诚重工科技有限公司 | Braking device of wind driven generator |
| CN112563649A (en) * | 2020-12-09 | 2021-03-26 | 岳翠娥 | New energy automobile battery storage device and heat dissipation cooling method thereof |
| CN112928864A (en) * | 2021-01-21 | 2021-06-08 | 刘俊国 | Environment-friendly bidirectional wind-driven automobile generator |
| CN113054793A (en) * | 2021-04-02 | 2021-06-29 | 山西星力新能源装备科技有限公司 | Electric automobile hub generator device |
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Effective date of registration: 20230421 Address after: 123000 taitougao Village (gaoshanzi), changyingzi Town, Xinqiu District, Fuxin City, Liaoning Province Applicant after: Huaneng Fuxin Wind Power Co.,Ltd. Address before: 110161 Poly Garden Phase II, No. 16-1, Xinning street, Shenhe District, Shenyang City, Liaoning Province Applicant before: Zhang Guowei |
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