CN207297232U - A kind of small-sized wind power generator brake gear - Google Patents
A kind of small-sized wind power generator brake gear Download PDFInfo
- Publication number
- CN207297232U CN207297232U CN201721124086.4U CN201721124086U CN207297232U CN 207297232 U CN207297232 U CN 207297232U CN 201721124086 U CN201721124086 U CN 201721124086U CN 207297232 U CN207297232 U CN 207297232U
- Authority
- CN
- China
- Prior art keywords
- reciprocating lever
- brake
- wind power
- generator
- main shaft
- 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.)
- Active
Links
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 discloses a kind of small-sized wind power generator brake gear, belong to field of wind power equipment, including the short-circuit brake gear being arranged on generator output road, the generator is connected by blower fan main shaft with blade pedestal drives generator to rotate, the reciprocating lever for adjusting blade angle is provided with blower fan main shaft, further include Manual brake device, the Manual brake device includes being arranged on the brake arm that the driving reciprocating lever of reciprocating lever afterbody advances, it is hinged in the middle part of the brake arm on support base, described brake arm one end is contacted with reciprocating lever, the other end is connected by steel wire rope with steel wire rope pulling mechanism, the resetting spring that driving reciprocating lever resets is additionally provided with reciprocating lever and blower fan main shaft.The utility model solves the problems, such as brake easily failure, safety and reliability of the wind-driven generator in shutdown status is obtained bigger guarantee.
Description
Technical field
A kind of technical field of wind power generation is the utility model is related to, more particularly to Generator brake device.
Background technology
With utilization of the people to non-pollution renewable energy, wind-power electricity generation is increasingly valued by people.Closely
People are higher and higher to the control technology and safety requirements of wind-driven generator while fast-developing Wind Power Generation Industry over year.
Wind power plant is in natural environment, and wind speed changes greatly.Wind-driven generator is not to be transported under any wind-force
Row can, wind-driven generator has rated speed（The range of speeds）Limitation, if wind speed is excessive, the power generation of generator effect
Rate can be than relatively low, when wind speed super large, if taking wind-driven generator slowing-down brake measure not in time, then wind-driven generator
Highest running speed will be exceeded, cause its damage.Therefore, brake part can be set on wind-driven generator, to control wind-power electricity generation
Machine is run in nominal speed range, especially in recent years, higher and higher, the northern sandstorm of frequency that extreme weather occurs
Weather, southern typhoon weather all bring potential threat, the weight of the brake of wind-driven generator to the operation of wind-driven generator
The property wanted becomes increasingly conspicuous.
Most simply also most common in the prior art is short-circuit brake, and short circuit brake is by by inside wind-driven generator
The mode of coil short causes the coil to produce electric current, so that the rotating speed of wind-driven generator is reduced, and then the purpose braked.
The problem of short circuit brake is when wind speed is larger, and the brake torque produced by short circuit current flow can be overcome easily by wind-force, cause
Brake unsuccessful.In addition, producing heat during coil short, if braking time is longer wind-driven generator internal heat can be caused to gather
Collection, causes damage wind-driven generator.
Utility model content
The utility model technical issues that need to address are to provide a kind of small-sized wind power generator brake gear, solve brake
Easily the problem of failure, safety and reliability of the wind-driven generator in shutdown status is set to obtain bigger guarantee.
In order to solve the above technical problems, technical solution is used by the utility model：
A kind of small-sized wind power generator brake gear, including the short-circuit brake gear being arranged on generator output road,
The generator is connected by blower fan main shaft with blade pedestal drives generator to rotate, and adjusting blade angle is provided with blower fan main shaft
The reciprocating lever of degree, further includes Manual brake device, and the driving that the Manual brake device includes being arranged on reciprocating lever afterbody is reciprocal
The brake arm that bar advances, the brake arm middle part are hinged on support base, and described brake arm one end is contacted with reciprocating lever, the other end
It is connected by steel wire rope with steel wire rope pulling mechanism, the reset that driving reciprocating lever resets is additionally provided with reciprocating lever and blower fan main shaft
Spring.
Technical solutions of the utility model further improvement lies in that：The steel wire rope pulling mechanism includes fixed pedestal, institute
The long set that square slideway is set in being fixed with fixed pedestal is stated, the tensioning spiral shell moved up and down along long set is provided with the long set
Bolt, the tensioning bolt include the square sliding part coordinated with slideway for being arranged on upper end and the screw drive for being arranged on lower end
Portion, the threaded drive portions of the tensioning bolt are equipped with the brake runner that driving tensioning bolt moves up and down.
Technical solutions of the utility model further improvement lies in that：The tensioning bolt is vertically arranged, the brake arm with
The changed course pulley for changing steel wire rope direction is provided between tensioning bolt.
Technical solutions of the utility model further improvement lies in that：The fixed pedestal includes side plate, and side plate passes through fastening
Bolt is fixed on wind power generation stepped lower sides, the long set is fixed by supporting rib on the side plate, under wind power generation stepped
Portion offers the manhole door opposite with Manual brake device.
Technical solutions of the utility model further improvement lies in that：The reciprocating lever tail end is provided with work free to rotate
Dynamic ball, the movable balls and brake arm contact.
Technical solutions of the utility model further improvement lies in that：The reciprocating lever tail end reaches blower fan main shaft rear end,
The resetting spring is arranged between reciprocating lever tail end and blower fan main shaft tail end.
By adopting the above-described technical solution, the technological progress that the utility model obtains is：
The utility model includes short-circuit brake gear and Manual brake device, and short circuit brake is combined with hand-operated brake makes wind
Safety and reliability of the power generator in shutdown status obtains bigger guarantee.It is provided with the same time on reciprocating lever and blower fan main shaft
Resetting spring, easy to hand-operated brake after reciprocating lever can Rapid reset, into new operating mode.
Steel wire rope pulling mechanism is coordinated by the tensioning bolt in fixed long set, long set and brake runner to be realized to steel wire
The pulling of rope, long set is interior to set square slideway, and the runner that brakes is changed into moving up and down for tensioning bolt, is realized just
Prompt, accurate brake process.
The steel wire rope lower end of level force is changed into by vertical state by the setting for the pulley that alters course, steel wire rope is pulled machine
Structure can be arranged on wind power generation stepped lower part, while set manhole door in wind power generation stepped lower part, and person easy to operation grasps manually
Make.
Reciprocating lever afterbody is provided with rotary movable balls, brake arm and movable balls point contact, reduces to greatest extent
When reciprocating lever rotates and brake arm rubbing action, clever structure, makes reciprocating lever stress on axis, scientific and reasonable.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model reciprocating lever afterbody movable balls structure diagram；
Wherein, 1 it is, wind power generation stepped, 2, side plate, 3, lower carrier plate, 4, brake runner, 5, long set, 6, fastening bolt, 7, support
Muscle, 8, tensioning bolt, 9, steel wire rope head, 10, steel wire rope fastening piece, 11, steel wire rope, 12, changed course pulley, 13, brake arm, 14,
Supported hole, 15, movable balls, 16, right shell body, 17, resetting spring, 18, right baffle-plate, 19, support base, 20, reciprocating lever, 21, wind turbine
Main shaft, 22, manhole door, 23, generator.
Embodiment
The utility model is described in further details with reference to embodiment：
As shown in Figure 1, 2, a kind of small-sized wind power generator brake gear, including wind power generation stepped 1 fixed on the ground,
Wind power generation stepped 1 top is provided with multiple blades, and blade forms a rotary body under wind-force effect, wind by blade pedestal
1 top of power power generation column is additionally provided with generator 23, and generator 23 is connected with blade pedestal by blower fan main shaft 21, and blade pedestal leads to
Cross blower fan main shaft 21 rotation is passed into generator 23 and drive generator 23 to generate electricity.The inside of blower fan main shaft 21 is hollow-core construction, wind
The reciprocating lever 20 of one adjusting blade angle is set in owner's axis 21, blade angle is realized by the back-and-forth motion of reciprocating lever 20
The change of degree.
A kind of small-sized wind power generator brake gear includes short-circuit brake gear and Manual brake device, short-circuit brake gear
Including a controller and short-circuit brake part, short-circuit brake part is mainly provided in the electricity on 23 outlet line of generator
Road, artificial control controller rotate three outlet line short circuits of generator, limitation wind turbine, realize short circuit brake.Short circuit is stopped
Car device can be the short-circuit brake gear that any type uses in the prior art, and the improvement of the utility model mainly increases
Manual brake device.Manual brake device includes brake arm 13, and brake arm 13 is hinged on one and is fixed on wind power generation stepped 1 top
On support base 19 on wall, support arm one end is contacted with 20 afterbody of reciprocating lever, and the other end is pulled by steel wire rope 11 and steel wire rope
Mechanism connection driving reciprocating lever 20 advances, to realize hand-operated brake function.It is additionally provided with reciprocating lever 20 and blower fan main shaft 21
The resetting spring 17 for driving reciprocating lever 20 to reset, specific 20 tail end of reciprocating lever reach 21 rear end of blower fan main shaft, can be past
The afterbody of compound lever 20 sets a diameter to be more than the right shell body 16 of 20 diameter of reciprocating lever, and a left side is set in 21 tail end of blower fan main shaft
Baffle 18,18 centrally disposed centre bore of right baffle-plate are passed through for 20 afterbody of reciprocating lever, and resetting spring 17 is installed on right baffle-plate 18 and the right side
Between baffle 16, for hand-operated brake after resetting spring 17 reciprocating lever 20 is resetted.
Steel wire rope pulling mechanism includes fixed pedestal, and fixed pedestal includes side plate 2, and side plate 2 is tight by 4 groups of M10X40's
Fixing bolt 6 is fixed on wind power generation stepped 1 lower sides, pre-fastening moment 50Nm.Fixed length set 5 is consolidated by supporting rib 7 on side plate 2,
Wind power generation stepped 1 lower part offers the manhole door 22 opposite with Manual brake device.Square slideway is set in long set 5, is set in long set 5
The tensioning bolt 8 moved up and down along long set 5 is equipped with, tensioning bolt 8 includes being arranged on the square slip coordinated with slideway of upper end
Portion and the threaded drive portions for being arranged on lower end, the threaded drive portions of tensioning bolt 8 are equipped with brake runner 4, driving tensioning
Bolt 8 moves up and down.One lower carrier plate 3 can also be set on side plate 2, and lower carrier plate 3 is arranged on the lower section of supporting rib 7, lower branch
Plate 3 end set, one open circles band of column, is stretched into for 6 lower end of fastening bolt.Wherein in order to enable steel wire rope pulling mechanism can be with
Wind power generation stepped 1 lower part is arranged on, changed course pulley 12 is set between brake arm 13 and tensioning bolt 8, passes through the pulley that alters course
The steel wire rope lower end of level force is changed into vertical state by 12 setting, and tensioning bolt 8 is vertically arranged.
Preferably, 20 tail end of reciprocating lever is provided with movable balls 15 free to rotate, and movable balls 15 are contacted with brake arm 13.
Specifically a hemispherical groove can be opened up in 20 back-end central axial location of reciprocating lever, movable balls 15 are put into groove,
16 center of right shell body is opened up into one and the matched hole of movable balls shape, diameter of the hole on the outside of right shell body is less than movable balls
15 diameters, prevent movable balls 15 from dropping out.
Claims (6)
1. a kind of small-sized wind power generator brake gear, including it is arranged on generator（23）Short circuit brake dress on outlet line
Put, the generator（23）Pass through blower fan main shaft（21）It is connected with blade pedestal and drives generator（23）Rotate, blower fan main shaft
（21）Inside it is provided with the reciprocating lever for adjusting blade angle（20）, it is characterised in that：Manual brake device is further included, it is described to stop manually
Car device includes being arranged on reciprocating lever（20）The driving reciprocating lever of afterbody（20）The brake arm of advance（13）, the brake arm（13）
Middle part is hinged on support base（19）On, the brake arm（13）One end and reciprocating lever（20）Contact, the other end pass through steel wire rope
（11）It is connected with steel wire rope pulling mechanism, reciprocating lever（20）And blower fan main shaft（21）On be additionally provided with driving reciprocating lever（20）Reset
Resetting spring（17）.
A kind of 2. small-sized wind power generator brake gear according to claim 1, it is characterised in that：The steel wire rope pulls
Mechanism includes fixed pedestal, and the interior long set for setting square slideway is fixed with the fixed pedestal（5）, the long set（5）Interior setting
Have along long and cover（5）The tensioning bolt moved up and down（8）, the tensioning bolt（8）Including coordinating with slideway of being arranged on upper end
Square sliding part and the threaded drive portions for being arranged on lower end, the tensioning bolt（8）Threaded drive portions be equipped with driving
Tensioning bolt（8）The brake runner moved up and down（4）.
A kind of 3. small-sized wind power generator brake gear according to claim 2, it is characterised in that：The tensioning bolt
（8）It is vertically arranged, the brake arm（13）With tensioning bolt（8）Between be provided with change steel wire rope（11）The changed course pulley in direction
（12）.
A kind of 4. small-sized wind power generator brake gear according to claim 3, it is characterised in that：The fixed pedestal bag
Include side plate（2）, side plate（2）Pass through fastening bolt（6）It is fixed on wind power generation stepped（1）On lower sides, the side plate（2）It is upper logical
Cross supporting rib（7）The fixed long set（5）, it is wind power generation stepped（1）Lower part offers the manhole door opposite with Manual brake device
（22）.
A kind of 5. small-sized wind power generator brake gear according to claim 1, it is characterised in that：The reciprocating lever（20）
Tail end is provided with movable balls free to rotate（15）, the movable balls（15）With brake arm（13）Contact.
A kind of 6. small-sized wind power generator brake gear according to claim 1, it is characterised in that：The reciprocating lever（20）
Tail end reaches blower fan main shaft（21）Rear end, the resetting spring（17）It is arranged on reciprocating lever（20）Tail end and blower fan main shaft（21）
Between tail end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721124086.4U CN207297232U (en) | 2017-09-04 | 2017-09-04 | A kind of small-sized wind power generator brake gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721124086.4U CN207297232U (en) | 2017-09-04 | 2017-09-04 | A kind of small-sized wind power generator brake gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207297232U true CN207297232U (en) | 2018-05-01 |
Family
ID=62445316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721124086.4U Active CN207297232U (en) | 2017-09-04 | 2017-09-04 | A kind of small-sized wind power generator brake gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207297232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695538A (en) * | 2018-12-17 | 2019-04-30 | 上海致远绿色能源股份有限公司 | A kind of method of controlling security of small-sized fan |
-
2017
- 2017-09-04 CN CN201721124086.4U patent/CN207297232U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695538A (en) * | 2018-12-17 | 2019-04-30 | 上海致远绿色能源股份有限公司 | A kind of method of controlling security of small-sized fan |
| CN109695538B (en) * | 2018-12-17 | 2020-08-14 | 上海致远绿色能源股份有限公司 | Safety control method for small fan |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4834610A (en) | Wind processing air turbine, and methods of constructing and utilizing same | |
| CN110273815A (en) | A kind of small-sized efficient rate wind power generation plant | |
| CN201386621Y (en) | Vertical regeneration wind-energy driven generator | |
| CN107387315B (en) | A kind of wind-driven generator that fan blade is vertically arranged | |
| CN207297232U (en) | A kind of small-sized wind power generator brake gear | |
| CN206376980U (en) | A kind of wind power generation system based on bullet train | |
| CN102979667A (en) | Wind turbine impeller | |
| CN113217288B (en) | Permanent-magnet semi-direct-drive wind driven generator | |
| CN204226104U (en) | Small-sized hybrid vertical axis wind energy collecting device | |
| CN106968894A (en) | A kind of wind-driven generator of high stability | |
| CN206035723U (en) | Wind -driven generator | |
| CN209569117U (en) | A kind of horizontal axis wind-driven generator yaw device | |
| CN102493914B (en) | Auxiliary fan of lift-type vertical axis wind generator | |
| CN202991357U (en) | Umbrella-shaped wind power generating set | |
| CN2067768U (en) | Windmill with blads capable of performing rotation and revolution | |
| CN207145139U (en) | A kind of hybrid power plant | |
| CN212250328U (en) | Vertical axis wind turbine | |
| CN201635921U (en) | Adjustable-rotation speed vertical axis wind turbine | |
| WO2021073354A1 (en) | Fan apparatus integrating functions of power generation and air supply | |
| CN101482095B (en) | Spiral arm tracing mechanical braking system of miniature aerogenerator | |
| CN201083183Y (en) | Wind motor wind following vane angle rotating type pneumatic structure | |
| CN109899241A (en) | A kind of string group stacking structure wind power generating set | |
| CN110318941A (en) | A kind of power generator | |
| CN212615158U (en) | Overspeed protection mechanism of Darrieus wind driven generator | |
| CN219492460U (en) | Lift-drag composite vertical axis wind power generation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A small wind turbine brake device Effective date of registration: 20220819 Granted publication date: 20180501 Pledgee: Hebei Guyuan Rural Commercial Bank Co.,Ltd. Pledgor: HEBEI XINGYUAN AGRICULTURAL TECHNOLOGY CO.,LTD. Registration number: Y2022980013104 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |