CN209671135U - A kind of speed-limiting device for wind-driven generator - Google Patents
A kind of speed-limiting device for wind-driven generator Download PDFInfo
- Publication number
- CN209671135U CN209671135U CN201920326378.9U CN201920326378U CN209671135U CN 209671135 U CN209671135 U CN 209671135U CN 201920326378 U CN201920326378 U CN 201920326378U CN 209671135 U CN209671135 U CN 209671135U
- Authority
- CN
- China
- Prior art keywords
- speed
- wind
- speed limit
- limiting device
- bull stick
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 244000309464 bull Species 0.000 claims abstract description 28
- 241000883990 Flabellum Species 0.000 claims abstract description 20
- 230000003447 ipsilateral effect Effects 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 7
- 206010039509 Scab Diseases 0.000 description 16
- 230000000694 effects Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000003631 expected effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Wind Motors (AREA)
Abstract
The utility model relates to technical field of wind power generator, and disclose a kind of speed-limiting device for wind-driven generator, including shell, and protecting crust is fixedly installed at the top of the shell, and the top movable of the shell is equipped with the bull stick inside protecting crust.The speed-limiting device for wind-driven generator, when interference of the flabellum by high wind, by being provided with telescopic cylinder, connecting rod, speed limit head and Anti-slip cover, telescopic cylinder starting, make connecting rod that speed limit head be driven to carry out speed limit to bull stick to bull stick is mobile, Anti-slip cover can increase its frictional force, keep speed limit process faster, and support rod and connected unit can guarantee the stability of its telescopic cylinder, keep speed limit head more firm, it is provided with detent block simultaneously, sliding bar and annulus block, during carrying out speed limit, sliding bar also slides in detent slot with the movement of connecting rod, the case where connecting rod being effectively prevent to shake, keep the stability of speed-limiting device more preferable, the use of more convenient user.
Description
Technical field
The utility model relates to technical field of wind power generator, specially a kind of speed-limiting device for wind-driven generator.
Background technique
Wind-driven generator is to convert wind energy into mechanical work, and mechanical work drives rotor rotation, the electricity of final output alternating current
Power equipment, wind-driven generator generally have wind wheel, generator (including device), direction-regulator (empennage), pylon, speed-limiting safety mechanism and
The components such as energy storage device composition, the working principle of wind-driven generator is fairly simple, and wind wheel rotates under the action of the forces of the wind, it keeps watch
Kinetic energy be changed into the mechanical energy of rotor shaft, generator rotary electrification under the drive of rotor shaft, in a broad sense, wind energy is also too
Positive energy, so alternatively wind-driven generator, is one kind using the sun as heat source, generates electricity by the heat energy utilization of working media of atmosphere
Machine.
Speed-limiting device for wind-driven generator currently on the market, in practical applications, when wind motor encounters high wind,
Internal speed-limiting device will carry out speed limit to it, but its stability of traditional speed-limiting device is not high, it is easy to limited
During speed, device break down situations such as, expected effect is not achieved to the speed limit effect of wind motor, holds blade
The wind pressure received becomes larger, and leads to blade bending deformation, or even fracture, it is likely that cause safety accident, so propose a kind of wind-force
Generator speed-limiting device is set forth above to solve the problems, such as.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of speed-limiting device for wind-driven generator, has stability
The advantages that good, solves speed-limiting device for wind-driven generator in the market, in practical applications, encounters high wind in wind motor
When, internal speed-limiting device will carry out speed limit to it, but its stability of traditional speed-limiting device is not high, it is easy into
During row speed limit, device break down situations such as, expected effect is not achieved to the speed limit effect of wind motor, makes blade
The wind pressure born becomes larger, and leads to blade bending deformation, or even fracture, it is likely that the problem of causing safety accident.
(2) technical solution
To realize the good purpose of above-mentioned stability, the utility model is provided the following technical solutions: a kind of wind-driven generator limit
Speed variator, including shell, are fixedly installed with protecting crust at the top of the shell, the top movable of the shell be equipped be located at it is anti-
Bull stick inside protective case, the inside of the protecting crust offer connectivity slot, and the left and right sides of the protecting crust offers to be prolonged respectively
The sliding slot of connectivity slot left and right sides is extended to, the left and right sides of the protecting crust is fixedly installed with the support rod that quantity is two, ipsilateral
Two one end of the support rod far from protecting crust are connect with connected unit, the fixed peace in the opposite side of two connected units
Equipped with placing box, the inside of two placing boxes is fixedly installed with telescopic cylinder, the output end of two telescopic cylinders
The connecting rod through connected unit and protecting crust is fixedly installed with by shaft coupling, upper and lower sides are solid in the slot of two sliding slots
Dingan County is equipped with detent block, and the opposite side of ipsilateral two detent blocks offers detent slot, ipsilateral two detent slots
Opposite side be movably installed with the sliding bar positioned at connecting rod upper and lower sides, ipsilateral two sliding bars are connect with detent block
Place is movably installed with annulus block, and the opposite side of two connecting rods is fixedly installed with inside connectivity slot and bull stick
The speed limit head of left and right sides, the opposite side of two speed limit heads are fixedly installed with Anti-slip cover, and the external of the bull stick is fixed
The connector sleeve being located above protecting crust is installed, the outside of the connector sleeve is fixedly installed with flabellum, outside the top of the bull stick
Portion is movably installed with fixing head.
Preferably, opposite one end of ipsilateral two sliding bars is provided with T-shaped block, and detent slot is internally provided with one
Font block, the inside of linear type block offer opening, and the sliding bar and detent block are clamped.
Preferably, the support rod, connected unit, placing box, telescopic cylinder, connecting rod, speed limit head and Anti-slip cover are in pair
Claim the two sides for being distributed in protecting crust longitudinal centre line.
Preferably, the speed limit head is semicircular arc, and the diameter of speed limit head is less than the diameter of bull stick, and the Anti-slip cover is rubber
Glue.
Preferably, the tip exterior of the bull stick is provided with external screw thread, and fixing head is internally provided with internal screw thread, and described turn
Bar is threadedly coupled with fixing head.
Preferably, the quantity of the flabellum is three, and three flabellums are in surround the outside for equidistantly distributing connector sleeve,
The detent block, sliding bar and annulus block are symmetric in the two sides of connecting rod cross central line.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of speed-limiting device for wind-driven generator, has following beneficial to effect
Fruit:
The speed-limiting device for wind-driven generator, it is in use, flexible by being provided with when interference of the flabellum by high wind
Cylinder, connecting rod, speed limit head and Anti-slip cover, telescopic cylinder starting, make connecting rod drive speed limit head to bull stick it is mobile to bull stick into
Row speed limit, Anti-slip cover can increase its frictional force, keep speed limit process faster, and support rod and connected unit can guarantee its telescopic cylinder
Stability, make connecting rod be not easy to shake, keep speed limit head more firm, while being provided with detent block, sliding bar and annulus block, into
During row speed limit, sliding bar also slides in detent slot with the movement of connecting rod, connecting rod can be effectively prevent to shake
The case where, keep the stability of speed-limiting device more preferable, a speed limit preferably can be carried out to flabellum, it is therefore prevented that the damage of flabellum is
Staff provides convenience, and is more convenient the use of user.
Detailed description of the invention
Fig. 1 is the utility model section view；
Fig. 2 is the utility model front view；
Fig. 3 is the structural schematic diagram of the utility model detent block.
In figure: 1 shell, 2 protecting crusts, 3 bull sticks, 4 connectivity slots, 5 sliding slots, 6 support rods, 7 connected units, 8 placing boxes, 9 are stretched
Cylinder, 10 connecting rods, 11 detent blocks, 12 detent slots, 13 sliding bars, 14 annulus blocks, 15 speed limit heads, 16 Anti-slip covers, 17 connector sleeves,
18 flabellums, 19 fixing heads.
Specific embodiment
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
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3, a kind of speed-limiting device for wind-driven generator, including shell 1 are please referred to, the top of shell 1 is fixedly installed with anti-
Protective case 2, the top movable of shell 1 are equipped with the bull stick 3 inside protecting crust 2, and the inside of protecting crust 2 offers connectivity slot 4,
The left and right sides of protecting crust 2 offers the sliding slot 5 for extending respectively to 4 left and right sides of connectivity slot, the fixed peace of the left and right sides of protecting crust 2
The support rod 6 for being two equipped with quantity, the one end of ipsilateral two support rods 6 far from protecting crust 2 are connect with connected unit 7, and two
The opposite side of connected unit 7 is fixedly installed with placing box 8, and the inside of two placing boxes 8 is fixedly installed with telescopic cylinder 9,
The model QGCT63 of telescopic cylinder 9, the output end of two telescopic cylinders 9 pass through shaft coupling and are fixedly installed with through connected unit
7 and protecting crust 2 connecting rod 10, upper and lower sides are fixedly installed with detent block 11, ipsilateral two detent blocks in the slot of two sliding slots 5
11 opposite side offers detent slot 12, and the opposite side of ipsilateral two detent slots 12 is movably installed with positioned at connecting rod
The sliding bar 13 of 10 upper and lower sides, opposite one end of ipsilateral two sliding bars 13 are provided with T-shaped block, the inside setting of detent slot 12
Have a linear type block, the inside of linear type block offers opening, and sliding bar 13 and detent block 11 are clamped, ipsilateral two sliding bars 13 with
11 junction of detent block is movably installed with annulus block 14, and the opposite side of two connecting rods 10, which is fixedly installed with, is located at connection
The speed limit head 15 of slot 4 inside and 3 left and right sides of bull stick, the opposite side of two speed limit heads 15 are fixedly installed with Anti-slip cover 16, prop up
Strut 6, connected unit 7, placing box 8, telescopic cylinder 9, connecting rod 10, speed limit head 15 and Anti-slip cover 16, which are symmetric, to be protected
The two sides of 2 longitudinal centre line of shell, speed limit head 15 are semicircular arc, and the diameter of speed limit head 15 is less than the diameter of bull stick 3, Anti-slip cover 16
For rubber, the outside of bull stick 3 is fixedly installed with the connector sleeve 17 above protecting crust 2, and the external of connector sleeve 17 is fixedly mounted
There is flabellum 18, the quantity of flabellum 18 is three, and three flabellums 18 are in around the outside for equidistantly distributing connector sleeve 17, detent block
11, sliding bar 13 and annulus block 14 are symmetric in the two sides of 10 cross central line of connecting rod, and the tip exterior of bull stick 3 is living
Dynamic to be equipped with fixing head 19, the tip exterior of bull stick 3 is provided with external screw thread, and fixing head 19 is internally provided with internal screw thread, bull stick 3
It is threadedly coupled with fixing head 19, in use, when interference of the flabellum 18 by high wind, by being provided with telescopic cylinder 9, even
Extension bar 10, speed limit head 15 and Anti-slip cover 16, telescopic cylinder 9 start, and connecting rod 10 is made to drive speed limit head 15 mobile to turning to bull stick 3
Bar 3 carries out speed limit, and Anti-slip cover 16 can increase its frictional force, keep speed limit process faster, and support rod 6 and connected unit 7 can guarantee
The stability of its telescopic cylinder 9 makes connecting rod 10 be not easy to shake, and keeps speed limit head 15 more firm, while being provided with detent block 11, sliding
Lever 13 and annulus block 14, during carrying out speed limit, sliding bar 13 is also slided in detent slot 12 with the movement of connecting rod 10
It is dynamic, the case where connecting rod 10 can be effectively prevent to shake, keep the stability of speed-limiting device more preferable, can preferably to flabellum 18 into
One speed limit of row, it is therefore prevented that the damage of flabellum 18 is provided convenience for staff, is more convenient the use of user.
In conclusion the speed-limiting device for wind-driven generator, in use, when interference of the flabellum 18 by high wind, lead to
It crosses and is provided with telescopic cylinder 9, connecting rod 10, speed limit head 15 and Anti-slip cover 16, telescopic cylinder 9 starts, and connecting rod 10 is made to drive limit
Kinetic head 15 carries out speed limit to bull stick 3 to bull stick 3 is mobile, and Anti-slip cover 16 can increase its frictional force, keep speed limit process faster, and prop up
Strut 6 and connected unit 7 can guarantee the stability of its telescopic cylinder 9, and connecting rod 10 is made to be not easy to shake, and keep speed limit head 15 more firm,
It is provided with detent block 11, sliding bar 13 and annulus block 14 simultaneously, during carrying out speed limit, sliding bar 13 is with connecting rod 10
Mobile the case where also sliding in detent slot 12, connecting rod 10 can be effectively prevent to shake, make the stability of speed-limiting device more
It is good, a speed limit preferably can be carried out to flabellum 18, it is therefore prevented that the damage of flabellum 18 is provided convenience for staff, more square
Just the use of user.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of speed-limiting device for wind-driven generator, including shell (1), it is characterised in that: the top of the shell (1) is fixedly mounted
Have protecting crust (2), the top movable of the shell (1) is equipped with the bull stick (3) internal positioned at protecting crust (2), the protecting crust
(2) inside offers connectivity slot (4), and the left and right sides of the protecting crust (2), which offers, extends respectively to connectivity slot (4) left and right
The sliding slot (5) of side, the left and right sides of the protecting crust (2) are fixedly installed with the support rod (6) that quantity is two, ipsilateral two institutes
It states support rod (6) to connect with connected unit (7) far from the one end of protecting crust (2), the opposite side of two connected units (7) is equal
It is fixedly installed with placing box (8), the inside of two placing boxes (8) is fixedly installed with telescopic cylinder (9), stretches described in two
The output end of contracting cylinder (9) passes through shaft coupling and is fixedly installed with connecting rod (10) through connected unit (7) and protecting crust (2),
Upper and lower sides are fixedly installed with detent block (11) in the slot of two sliding slots (5), the phase of ipsilateral two detent blocks (11)
Side is offered detent slot (12), the opposite side of ipsilateral two detent slots (12), which is movably installed with, is located at connection
The sliding bar (13) of bar (10) upper and lower sides, ipsilateral two sliding bars (13) are movably installed with detent block (11) junction
Annulus block (14), the opposite side of two connecting rods (10) are fixedly installed with positioned at connectivity slot (4) inside and bull stick (3)
The opposite side of the speed limit head (15) of left and right sides, two speed limit heads (15) is fixedly installed with Anti-slip cover (16), and described turn
The outside of bar (3) is fixedly installed with the connector sleeve (17) above protecting crust (2), the external fixed peace of the connector sleeve (17)
Equipped with flabellum (18), the tip exterior of the bull stick (3) is movably installed with fixing head (19).
2. a kind of speed-limiting device for wind-driven generator according to claim 1, it is characterised in that: ipsilateral two sliding bars
(13) opposite one end is provided with T-shaped block, and detent slot (12) is internally provided with linear type block, and the inside of linear type block opens up
There is opening, the sliding bar (13) and detent block (11) are clamped.
3. a kind of speed-limiting device for wind-driven generator according to claim 1, it is characterised in that: the support rod (6), connection
Platform (7), placing box (8), telescopic cylinder (9), connecting rod (10), speed limit head (15) and Anti-slip cover (16) are symmetric anti-
The two sides of protective case (2) longitudinal centre line.
4. a kind of speed-limiting device for wind-driven generator according to claim 1, it is characterised in that: the speed limit head (15) is half
Arc-shaped, the diameter of speed limit head (15) is less than the diameter of bull stick (3), and the Anti-slip cover (16) is rubber.
5. a kind of speed-limiting device for wind-driven generator according to claim 1, it is characterised in that: the top of the bull stick (3)
Outside is provided with external screw thread, and fixing head (19) is internally provided with internal screw thread, and the bull stick (3) and fixing head (19) screw thread connect
It connects.
6. a kind of speed-limiting device for wind-driven generator according to claim 1, it is characterised in that: the quantity of the flabellum (18)
It is three, three flabellums (18) are in around the outside for equidistantly distributing connector sleeve (17), the detent block (11), sliding bar
(13) it is symmetric with annulus block (14) in the two sides of connecting rod (10) cross central line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920326378.9U CN209671135U (en) | 2019-03-15 | 2019-03-15 | A kind of speed-limiting device for wind-driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920326378.9U CN209671135U (en) | 2019-03-15 | 2019-03-15 | A kind of speed-limiting device for wind-driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209671135U true CN209671135U (en) | 2019-11-22 |
Family
ID=68571582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920326378.9U Expired - Fee Related CN209671135U (en) | 2019-03-15 | 2019-03-15 | A kind of speed-limiting device for wind-driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209671135U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761871A (en) * | 2021-01-16 | 2021-05-07 | 河北上广网络科技有限公司 | Speed limiting device of wind driven generator |
| CN112922776A (en) * | 2021-02-03 | 2021-06-08 | 南京信威岩土工程勘察设计有限公司 | Energy-saving and environment-friendly wind driven generator capable of preventing generator from being damaged by overload |
| CN113833604A (en) * | 2021-11-04 | 2021-12-24 | 中国华能集团清洁能源技术研究院有限公司 | Speed limiting device for wind driven generator |
-
2019
- 2019-03-15 CN CN201920326378.9U patent/CN209671135U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761871A (en) * | 2021-01-16 | 2021-05-07 | 河北上广网络科技有限公司 | Speed limiting device of wind driven generator |
| CN112922776A (en) * | 2021-02-03 | 2021-06-08 | 南京信威岩土工程勘察设计有限公司 | Energy-saving and environment-friendly wind driven generator capable of preventing generator from being damaged by overload |
| CN113833604A (en) * | 2021-11-04 | 2021-12-24 | 中国华能集团清洁能源技术研究院有限公司 | Speed limiting device for wind driven generator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209671135U (en) | A kind of speed-limiting device for wind-driven generator | |
| CN209313328U (en) | A kind of wind-driven generator cable support device | |
| CN104481810B (en) | It is a kind of from extended position vertical axis aerogenerator | |
| CN209113380U (en) | A kind of folding arm crane | |
| CN209454805U (en) | A kind of tower section transfer device | |
| CN213938970U (en) | Intelligent telescopic electric wireless pruning scissors | |
| CN110645151A (en) | Wind power generation equipment with anti-typhoon ability | |
| CN101825068B (en) | Blade stretching structure for wind driven generator | |
| CN201486766U (en) | Wind-driven grinding mortar | |
| CN204948870U (en) | Electronic portable scalable fruit tree clipping machine | |
| CN208438345U (en) | Clamp hand | |
| CN203377139U (en) | Portable power transformer tapping switch adjusting device | |
| CN209526638U (en) | A kind of front motor cover riveting expands device | |
| CN204610140U (en) | Hat shape blade tip stretches wind turbine blade | |
| CN106089580B (en) | A kind of wind-driven generator with automatic protection functions | |
| CN208843696U (en) | A kind of Cosmetic Manufacture cap rotating device | |
| CN210115028U (en) | Stabilize efficient drum-type small-size mixer | |
| CN208416425U (en) | A kind of wind power generation stepped with defencive function uses ladder | |
| CN112910378A (en) | Wind, light and magnetism three-energy airflow supercharging generator | |
| CN106150894B (en) | Hat shape blade tip stretches wind turbine blade | |
| CN221003018U (en) | Lightning arrester for wind driven generator | |
| CN205968730U (en) | Supplementary frock of screwing up of fluid pressure type bolt | |
| CN219809089U (en) | Three-blade integral hoisting base of fan | |
| CN220840145U (en) | Bench of large-scale wind-powered electricity generation blade | |
| CN108087198A (en) | A kind of wind-driven generator for changing blade |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191122 |