CN208138101U - A kind of packaged type wind power generating set cranking system - Google Patents
A kind of packaged type wind power generating set cranking system Download PDFInfo
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- CN208138101U CN208138101U CN201820236171.8U CN201820236171U CN208138101U CN 208138101 U CN208138101 U CN 208138101U CN 201820236171 U CN201820236171 U CN 201820236171U CN 208138101 U CN208138101 U CN 208138101U
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- power generating
- wind power
- generating set
- packaged type
- cranking system
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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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Abstract
The utility model discloses a kind of packaged type wind power generating set cranking system, including fixed mechanism and barring mechanism, barring mechanism includes motor and the output gear that is driven by it, and output gear is used for and main-gear box brake disc outer rim tooth engagement；Fixed mechanism includes pinboard, base platform and base support, the pinboard with main-gear box for being fixedly connected, base platform is fixedly connected with pinboard, the top of base support is fixedly connected with barring mechanism, its underpart is fixed on base platform by the way that guide slide is mobilizable, is realized output gear and the engagement of brake disc marginal tooth by the way that position of the base support on base platform is mobile or is separated.The cranking system further includes the limit switch for monitoring distance between output gear and brake disc marginal tooth.The utility model is by setting guide slide, the engagement of realization gear pair or separation that can be flexible and convenient, also by using limit switch, it is ensured that cranking system will not be parallel with wind-powered electricity generation host, greatly improves safety.
Description
Technical field
The utility model relates to wind-driven generator technical group fields, more particularly to a kind of packaged type wind power generating set
Cranking system.
Background technique
In Wind turbines installation and during daily maintenance, the especially replacement of blade, the maintenance of pitch control cabinet, hair
Motor centering and impeller lock pin enter the operating conditions such as position and usually need to rotate in impeller that operation could be facilitated on specific position.Mesh
Preceding most domestic Wind turbines, which complete this process, can only manually rotate shaft coupling brake disc end to realize.But with
The increasingly increase of draught fan impeller, the self weight of entire impeller wheel portion and rotary inertia also will all increase, so that this traditional manual
Jiggering becomes more difficult, or even becomes can not be achieved, therefore substituting hand turning using electric barring system will be not
Carry out the main flow direction of Wind turbines development.
The tooth punching on gearbox high-speed grade brake disc of existing wind power generating set cranking system majority, uses barring mechanism
It completes to revolve after the small tooth of output end and the big tooth engagement of high speed grade brake disc of (motor and umbrella gear box or motor and epicyclic gearbox)
The task of rotary impeller.Such design does not usually consider that the communication between barring mechanism and Wind turbines master control is protected, therefore
Be possible to will appear maloperation when wind field is using cranking system and make host open machine operation and cranking system operation concurrently occur into
And it causes the accident.
It can be seen that above-mentioned existing wind power generating set cranking system is upper in structure, method and use, it is clear that there are still
There is inconvenient and defect, and needs to be further improved.How a kind of new packaged type wind power generating set jiggering is founded
System makes it that can flexibly realize engaging and separating between the small tooth of the output end of barring mechanism and high speed grade brake disc canine tooth,
And ensure that host and cranking system will not be run simultaneously, safety is improved, becoming current industry pole needs improved target.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of packaged type wind power generating set cranking systems, make it
It can flexibly realize the engagement between the output gear of barring mechanism and high speed grade brake disc marginal tooth or separate, to overcome existing
The deficiency of some cranking systems.
In order to solve the above technical problems, the utility model provides a kind of packaged type wind power generating set cranking system, packet
Include fixed mechanism and barring mechanism, the barring mechanism includes motor and the output gear that is driven by it, the output gear
Small tooth is used for the outer rim tooth engagement with wind power generating set main-gear box high speed grade brake disc,
The fixed mechanism includes pinboard, base platform and base support, and the pinboard is used for and the master gear
The side boss of case is fixedly connected, and the base platform is fixedly connected with the pinboard, the top of the base support and institute
It states barring mechanism to be fixedly connected, the lower part of the base support is mobilizable to be fixed on the base platform, according to the bottom
Change in location of the seat support on the base platform realizes nibbling for the output gear and the high speed grade brake disc marginal tooth
It closes or separates.
As a kind of improvement of the utility model, guide slide is offered on the base platform, the base support can
It is slided along the guide slide, the base support is being needed by realizing the fixation with the base platform with bolt cooperation
The base support, which is fixed on, when jiggering movement is able to achieve the output gear and the high speed grade brake disc outer rim tooth engagement
Position；When not needing jiggering movement, the base support, which is fixed on, is able to achieve the output gear and high speed grade brake
The position of hull marginal tooth separation.
It is further improved, the cranking system further includes limit switch, the controller of the limit switch and the motor
Connection, also connect with the master control of the wind power generating set；
The limit switch is fixed on the base platform, for output gear and the high speed grade described in real-time monitoring
Axial distance between brake disc marginal tooth, and according to monitoring result feedback signal to electric machine controller and wind power generating set master
Control, is at effective status or failure state.
It is further improved, the barring mechanism further includes the speed reducer being set among the motor and output gear.
It is further improved, the motor is variable-frequency motor.
It is further improved, the motor further includes brake unit.
It is further improved, the output gear periphery is equipped with shield.
It is further improved, supports the electricity when being additionally provided on the base platform for installing or removing the barring mechanism
The support column of machine, the support column are fixed on the base platform below the motor.
It is further improved, the upper surface of the support column is the arcuate structure to match with the motor underside shape.
It is further improved, is additionally provided with lifting lug on the base support.
By adopting such a design, the utility model has at least the following advantages：
1, the utility model cranking system can flexibly and easily realize the defeated of turning motor driving by setting guide slide
It gear and the engagement of wind power generating set high speed grade brake disc marginal tooth or separates out, it is easy to operate, it is practical reliable.
2, the utility model is also by using exclusive limit switch, and with turning motor and wind power generating set master control
The good automatically controlled logical communication having, it is ensured that in cranking system operation, host, which is not carried out, opens motor-driven work, prevent maloperation and
Bring opens machine exception；Simultaneously by the design of guide slide and fixing means can by cranking system thoroughly with high speed grade brake disc
Separation, reduces failure, greatly improves the safety of the cranking system.
3, the utility model makes it under very low frequency and voltage with nothing by setting variable-frequency motor for turning motor
The mode of dash current starts and the frequency range of variable-frequency motor is wider, effectively reduces and opens high speed grade brake disc canine tooth
Impact when dynamic and stopping；Also by adding brake, the braking moment of special angle can be provided in blade maintenance, it is convenient
Wind field safeguards blade and associated components.
4, the utility model also passes through each output gear setting shield and protects, and can avoid maloperation bring personnel damage
Wound.
5, the utility model also passes through setting support column and lifting lug, and the installation and removal of the cranking system is facilitated to operate, and pacifies
It is complete practical.
6, the utility model can be recycled, and facilitate wind field lifting operation, can wind field be equipped with 1~2 set equipment, drop
Low complete machine purchase cost.
Detailed description of the invention
Above-mentioned is only the general introduction of technical solutions of the utility model, in order to better understand the technology hand of the utility model
Section, below in conjunction with attached drawing, the utility model is described in further detail with specific embodiment.
Fig. 1 is the main view of the utility model packaged type wind power generating set cranking system；
Fig. 2 is the right view of the utility model packaged type wind power generating set cranking system；
Fig. 3 is the bottom view of the utility model packaged type wind power generating set cranking system；
Fig. 4 is the working principle diagram of cranking system in the utility model.
Wherein, 1, motor, 2, connection box for motor, 3, lifting lug, 4, speed reducer, 5, base support, 6, shield, 7, output gear
Wheel, 8, base platform, 9, base support fixing bolt, 10, limit switch, 11, pinboard, 12, electric machine controller, 13, limit
Switch fixed platform, 14, guide slide, 15, support column.
Specific embodiment
The utility model provides a kind of packaged type cranking system that Large-scale Wind Turbines use, and the system is in blade
After completely pneumatic feathering and impeller stop operating, cranking system driving main-gear box high speed grade brake disc spins, and then band are enabled
The task of impeller locking pin insertion locked rotor disk hole is realized in the rotation of movable vane wheel.Specific structure is as follows：
Referring to shown in attached drawing 1 to 3, the utility model packaged type wind power generating set cranking system, including fixed mechanism
And barring mechanism.
The barring mechanism includes sequentially connected turning motor 1, jiggering speed reducer 4 and output gear 7 in the present embodiment.It should
Turning motor 1 and jiggering speed reducer 4 are to be bolted to constitute an entirety by mounting flange, and driving output gear 7 rotates.It should
The small tooth of output gear 7 is used to (not show in figure with the outer rim tooth engagement of wind power generating set main-gear box high speed grade brake disc
Out), gear pair is formed, realizes the jiggering function of wind power generating set.
The motor 1 is variable-frequency motor in the present embodiment.Since the variable-frequency motor uses inverter supply, motor can be made
Started in a manner of non-impact current under very low frequency and voltage and the frequency range of variable-frequency motor is wider, it is effective to reduce
Impact when starting and stopping to high speed grade brake disc marginal tooth；In addition, can also be by variable-frequency motor to motor overall process
Electric parameter be monitored, be conducive to give warning in advance to unusual service condition.
Also, the motor is also additionally arranged brake unit, which can provide certain braking moment, is blade in spy
Maintenance provides stopping power under different angle, facilitates wind field maintenance blade and associated components.
The fixed mechanism includes pinboard 11, base platform 8 and base support 5 in the present embodiment.The pinboard 11 is used for
It is fixedly connected with the side boss of the main-gear box, as the pinboard 11 is bolted to master gear by six in the present embodiment
On the boss of case side.
The base platform 8 and the pinboard 11 are welded into an entirety, are used to install the turning engine above base platform 8
Structure.
The top of the base support 5 is fixedly connected by flange bolt with the barring mechanism, and the lower part of the base support 5 can
Movable to be fixed on the base platform 8, then can be realized according to change in location of the base support 5 on the base platform 8 should
Output gear 7 and the engagement of high speed grade brake disc marginal tooth separate.
Guide slide 14 is offered on the base platform 8 in the present embodiment, the bottom of the base support 5 can be by manually pushing away
It is dynamic to be moved along guide slide 14 is smooth.5 bottom of base support the base support 5 and bottom are realized by the cooperation of fixing bolt 9
The fixation of seat platform 8.The engagement that gear pair is such as realized when needing jiggering, can be such that gear pair disengages when not needing jiggering.
Preferred embodiment is that the cranking system further includes limit switch 10, the controller of the limit switch 10 and the motor
12 connections, also connect with the master control of the wind power generating set.
The limit switch 10 is fixed on the base platform 8, and the more excellent ad hoc limit switch of the base platform that is arranged in is consolidated
On fixed platform 13, for the axial distance between the real-time monitoring output gear 7 and the high speed grade brake disc marginal tooth, and according to
Monitoring result feedback signal is at effective status or failure state to electric machine controller 12 and wind power generating set master control.
The periphery of the output gear 7 is also equipped with shield 6 in the present embodiment, can avoid maloperation bring personnel damage
Wound improves safety.
The support column 15 of motor 1, the branch are supported when being additionally provided on the base platform 8 for installing or removing the barring mechanism
Dagger 15 is fixed on the base platform 8 of 1 lower section of motor, and the upper surface of the support column 15 is more excellent to be used and motor lower surface shape
The arcuate structure that shape matches facilitates operation, safe and practical.
In addition, lifting lug 3 is additionally provided on the base support 5, convenient for lifting barring mechanism or push-and-pull traction barring mechanism.
Referring to shown in attached drawing 4, the jiggering method of the utility model packaged type wind power generating set cranking system includes：
(1) after unclamping 5 fixing bolt 9 of base support, the base support 5 leaning on into the guide slide 14 is pushed
Nearly high speed grade brake disc end sliding, monitors the output gear and the high speed grade brake disc marginal tooth by the limit switch 10
Between axial distance, when the limit switch 10 monitor the output gear 7 and the high speed grade brake disc marginal tooth it
Between axial distance be less than or equal to default value (such as 20mm) when, the limit switch feedback signal give the electric machine controller 12
It is at effective status, and feedback signal is to the wind power generating set master control and can not open machine state simultaneously；
(2) after unclamping 5 fixing bolt 9 of base support, push the base support 5 remote into the guide slide 14
It is slid from high speed grade brake disc end, the output gear and the high speed grade brake disc marginal tooth is monitored by the limit switch 10
Between axial distance, when the limit switch 10 monitor the output gear 7 and the high speed grade brake disc marginal tooth it
Between axial distance be greater than default value (such as 20mm) when, the limit switch feedback signal give the wind power generating set master control
Machine state can normally be opened by being at, and feedback signal gives the electric machine controller 12 to be at failure state simultaneously.
The utility model cranking system total weight is light, and Field Force only needs through peripheral hardware manual control box positive and negative rotation key
It just can be carried out jiggering operation, realize the task of impeller rotation, and " crawl may be implemented in the peripheral hardware manual control box control circuit
The effect of operation ", can be in the jiggering of certain maintenance operating condition realization low-angle exact position.
The utility model cranking system belongs to tooling class product, and dismountable moving simultaneously facilitates cabin to lift, can each wind
Field is equipped with 1~2 cranking system, can complete the carrying out jiggering to impeller of the task and saving of purchase cost so simultaneously
Without the structure for changing former main-gear box.
The utility model cranking system can carry out corresponding design load extension with the other promotion of complete machine MW class, can
Think that big megawatt of type of certain rank (especially offshore wind farm product) provides the jiggering of the operating conditions such as impeller locking or blade maintenance
Task.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, those skilled in the art make a little simple modification, equivalent variations or modification using the technology contents of the disclosure above,
It falls within the protection scope of the present utility model.
Claims (10)
1. a kind of packaged type wind power generating set cranking system, including fixed mechanism and barring mechanism, the barring mechanism packet
The small tooth of the output gear for including motor and being driven by it, the output gear is used for and wind power generating set main-gear box high speed grade
The outer rim tooth engagement of brake disc, which is characterized in that
The fixed mechanism includes pinboard, base platform and base support, and the pinboard is used for and the main-gear box
Side boss is fixedly connected, and the base platform is fixedly connected with the pinboard, the top of the base support and the disk
Mechanism of car is fixedly connected, and the lower part of the base support is mobilizable to be fixed on the base platform, according to the pedestal branch
Change in location of the frame on the base platform realize the output gear and the high speed grade brake disc marginal tooth engage or
Separation.
2. a kind of packaged type wind power generating set cranking system according to claim 1, which is characterized in that the pedestal
Guide slide is offered on platform, the base support can be slided along the guide slide, the base support by with bolt
Cooperation realize with the fixation of the base platform, when needing jiggering to act the base support be fixed on be able to achieve it is described defeated
The position of gear and the high speed grade brake disc outer rim tooth engagement out；When not needing jiggering movement, the base support is fixed
In the position for being able to achieve the output gear and being separated with the high speed grade brake disc marginal tooth.
3. a kind of packaged type wind power generating set cranking system according to claim 2, which is characterized in that the jiggering
System further includes limit switch, and the limit switch is connect with the controller of the motor, also with the wind power generating set
Master control connection；
The limit switch is fixed on the base platform, is braked for output gear and the high speed grade described in real-time monitoring
Axial distance between disk marginal tooth, and according to monitoring result feedback signal to electric machine controller and wind power generating set master control,
It is at effective status or failure state.
4. a kind of packaged type wind power generating set cranking system according to any one of claims 1 to 3, feature exist
In the barring mechanism further includes the speed reducer being set among the motor and output gear.
5. a kind of packaged type wind power generating set cranking system according to claim 4, which is characterized in that the motor
For variable-frequency motor.
6. a kind of packaged type wind power generating set cranking system according to claim 5, which is characterized in that the motor
It further include brake unit.
7. a kind of packaged type wind power generating set cranking system according to any one of claims 1 to 3, feature exist
In the output gear periphery is equipped with shield.
8. a kind of packaged type wind power generating set cranking system according to any one of claims 1 to 3, feature exist
In, the support column of the motor is supported when being additionally provided on the base platform for installing or removing the barring mechanism, it is described
Support column is fixed on the base platform below the motor.
9. a kind of packaged type wind power generating set cranking system according to claim 8, which is characterized in that the support
The upper surface of column is the arcuate structure to match with the motor underside shape.
10. a kind of packaged type wind power generating set cranking system according to any one of claims 1 to 3, feature exist
In being additionally provided with lifting lug on the base support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820236171.8U CN208138101U (en) | 2018-02-09 | 2018-02-09 | A kind of packaged type wind power generating set cranking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820236171.8U CN208138101U (en) | 2018-02-09 | 2018-02-09 | A kind of packaged type wind power generating set cranking system |
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| Publication Number | Publication Date |
|---|---|
| CN208138101U true CN208138101U (en) | 2018-11-23 |
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| CN201820236171.8U Active CN208138101U (en) | 2018-02-09 | 2018-02-09 | A kind of packaged type wind power generating set cranking system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194287A (en) * | 2018-02-09 | 2018-06-22 | 国电联合动力技术有限公司 | A kind of packaged type wind power generating set cranking system and jiggering method |
| CN110360057A (en) * | 2019-07-30 | 2019-10-22 | 上海电气风电集团有限公司 | A kind of wind power generating set single blade lifting barring gear and its hanging method |
| CN110425093A (en) * | 2019-08-29 | 2019-11-08 | 南京高速齿轮制造有限公司 | A kind of wind power generating set barring gear |
| CN113007010A (en) * | 2021-03-19 | 2021-06-22 | 华仪风能有限公司 | Wind wheel blade installation auxiliary equipment and control method thereof |
-
2018
- 2018-02-09 CN CN201820236171.8U patent/CN208138101U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194287A (en) * | 2018-02-09 | 2018-06-22 | 国电联合动力技术有限公司 | A kind of packaged type wind power generating set cranking system and jiggering method |
| CN108194287B (en) * | 2018-02-09 | 2023-12-26 | 国电联合动力技术有限公司 | Movable wind generating set turning system and turning method |
| CN110360057A (en) * | 2019-07-30 | 2019-10-22 | 上海电气风电集团有限公司 | A kind of wind power generating set single blade lifting barring gear and its hanging method |
| CN110360057B (en) * | 2019-07-30 | 2020-11-13 | 上海电气风电集团股份有限公司 | Single-blade hoisting barring device of wind generating set and hoisting method thereof |
| CN110425093A (en) * | 2019-08-29 | 2019-11-08 | 南京高速齿轮制造有限公司 | A kind of wind power generating set barring gear |
| CN113007010A (en) * | 2021-03-19 | 2021-06-22 | 华仪风能有限公司 | Wind wheel blade installation auxiliary equipment and control method thereof |
| CN113007010B (en) * | 2021-03-19 | 2022-03-25 | 华仪风能有限公司 | Wind wheel blade installation auxiliary equipment and control method thereof |
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