CN209385289U - A kind of wind wheel locking device - Google Patents
A kind of wind wheel locking device Download PDFInfo
- Publication number
- CN209385289U CN209385289U CN201822191849.8U CN201822191849U CN209385289U CN 209385289 U CN209385289 U CN 209385289U CN 201822191849 U CN201822191849 U CN 201822191849U CN 209385289 U CN209385289 U CN 209385289U
- Authority
- CN
- China
- Prior art keywords
- wind wheel
- positioning pin
- oil cylinder
- wheel locking
- oil
- 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.)
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Classifications
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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
Abstract
The utility model provides a kind of wind wheel locking device, moves back and forth including wind wheel locking mechanism and driving wind wheel locking mechanism to lock or unlock the hydraulic system of wind wheel；The hydraulic system includes the oil pump being used to provide power, the oil cylinder for connecting with wind wheel locking mechanism and the oil pipe for being connected to oil pump and oil cylinder, and the oil pipe is equipped with two groups to form double oil circuits connection；The locking mechanism includes positioning pin and the guide sleeve for accommodating the positioning pin and positioning pin being allowed to be moved along it that is fixed on mainframe, and the positioning pin is connect to realize and move back and forth with the oil cylinder.The utility model drives positioning pin to move back and forth along guide sleeve by hydraulic system, the oil cylinder piston pressure maximum of hydraulic system is up to 30t, easily positioning pin can be inserted into lockhole, solve the problems, such as that manual direct-insert positioning pin Cat-in resisting force is big, improve work efficiency.
Description
Technical field
The utility model belongs to technical field of wind power generation, and in particular to a kind of wind wheel locking device.
Background technique
Wind wheel locking device is the important device that wind wheel is locked for Maintenance and Repair personnel, shuts down and carries out in wind-driven generator
When maintenance or maintenance, so that wind wheel and main shaft is stopped operating by principal shaft braking system first, then drive the positioning pin on wind wheel,
Wind wheel is locked in the positioning disk lockhole for being inserted into positioning pin on wind wheel hub, to ensure the safety of personnel and equipment.
Wind wheel lock currently used for wind power generating set is mostly manual direct-insert, and manual direct-insert wind wheel lock is locking
When, it is necessary to centering is carried out by manpower rotation main shaft brake disc, it is then lower to be locked to cabin bottom with crank rotational positioning pin,
Since wind wheel total quality is big, when positioning pin enters positioning hole with location hole wall friction, positioning pin transverse shifting resistance
It increases, it is necessary to which multiple rotary main shaft brake disc carries out centering, and positioning pin is allowed for access positioning hole, therefore relatively time-consuming and efficiency
Lowly.
Utility model content
Based on above-mentioned technical problem, the utility model provides a kind of hydraulic drive type wind wheel locking device, and it is fixed to can solve
The problem of position pin insertion is obstructed.
In order to achieve the above objectives, the technical solution of the utility model is as follows:
A kind of wind wheel locking device, including wind wheel locking mechanism and driving wind wheel locking mechanism are moved back and forth to lock
Or the hydraulic system of unlock wind wheel；The hydraulic system includes the oil pump being used to provide power, for connecting with wind wheel locking mechanism
The oil cylinder connect and the oil pipe for being connected to oil pump and oil cylinder, the oil pipe are equipped with two groups to form double oil circuits connection.
Wherein, the locking mechanism include positioning pin and be fixed on mainframe for accommodating the positioning pin simultaneously
The guide sleeve for allowing positioning pin to be moved along it, the positioning pin are connect to realize and move back and forth with the oil cylinder.
Preferably, the oil cylinder is fixed on the flange of end setting of guide sleeve.
Preferably, the piston of the oil cylinder is affixed by piston rod and positioning pin.
It is highly preferred that pressure≤30t of the piston of the oil cylinder, the piston stroke of the oil cylinder is 60-80mm.
It is highly preferred that the diameter 60-80mm of the piston rod.
Wherein, the oil pump is also electrically connected with advance switch and retreats switch and stretched with controlling oil cylinder.
It is positioned compared with prior art, the utility model has the beneficial effects that the utility model is driven by hydraulic system
Pin is moved back and forth along guide sleeve, and positioning pin can be easily inserted by the oil cylinder piston pressure maximum of hydraulic system up to 30t
In lockhole, solves the problems, such as that manual direct-insert positioning pin Cat-in resisting force is big, improve work efficiency.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described.
Fig. 1 is the structural schematic diagram of wind wheel locking device in the utility model embodiment.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
In order to solve the problems, such as that manual direct-insert positioning pin Cat-in resisting force is big, the present embodiment provides a kind of lockings of wind wheel to fill
It sets, as shown in Figure 1, including that wind wheel locking mechanism and driving wind wheel locking mechanism are moved back and forth to lock or unlock wind wheel
Hydraulic system；Wherein, the locking mechanism include positioning pin 1-1 and be fixed on mainframe 3 for accommodating the positioning
The pin 1-1 and guide sleeve 1-2 for allowing positioning pin 1-1 to be moved along it, the positioning pin 1-1 are connect with aftermentioned oil cylinder 2-2 with reality
Now move back and forth；The end of the extension end the guide sleeve 1-2 remotely located pin 1-1 is equipped with flange 1-3, and the flange 1-3 passes through
Bolt is connect with guide sleeve 1-2；In specifically used, the wind wheel locking mechanism is fixed on mainframe 3, and is located on wind wheel
Lock collar (being not drawn into figure) be used cooperatively with by wind wheel locking, it should be noted that lock collar belongs to the prior art, the present embodiment
It repeats no more.
In the present embodiment, as shown in Figure 1, the hydraulic system includes the oil pump 2-1 being used to provide power, is used for and wind
The oil cylinder 2-2 of wheel locking mechanism connection and oil pipe 2-3 for being connected to oil pump 2-1 and oil cylinder 2-2, the oil pipe 2-3 are equipped with
Two groups are connected to forming double oil circuits, and the oil cylinder 2-2 is fixed on the flange 1-3, and the piston of the oil cylinder 2-2 passes through work
Stopper rod 2-4 and positioning pin 1-1 are affixed, and the oil pump 2-1 is also electrically connected with advance switch and retreats switch to control positioning pin 1-1
Stretch out or take in guide sleeve 1-2；Wherein, the piston stroke of piston pressure≤30t of the oil cylinder 2-2, the oil cylinder 2-2 is
60-80mm, the diameter 60-80mm of the piston rod 2-4, in a specific embodiment, the piston row of the oil cylinder 2-2
Journey is 70mm, the diameter 70mm of the piston rod 2-4.
The application method of the utility model is: the advance switch of starting oil pump 2-1 makes oil cylinder 2-2 gradually boost to push away
Dynamic positioning pin 1-1 is moved in any one hole with lock collar face along guide sleeve 1-2, and oil cylinder 2-2 piston pressure maximum can be with
Reach 30t, so positioning pin 1-1 can be entered easily in lockhole；Oil cylinder 2-2 continues to press on positioning pin 1-1 movement, until
In place, electric hydraulic oil pump pressure value is 70Mpa to the piston stroke of oil cylinder 2-2 at this time, and carries out self-sustaining, is carried out before positioning pin
Journey terminates, and wind wheel is in fully locked state；When needing to unlock, the retrogressing switch of starting oil pump 2-1, until oil cylinder 2-2
Completely in place, positioning pin 1-1 is completely retracted into guide sleeve 1-2 piston stroke, and wind wheel unlock is completed.
It should be pointed out that for those of ordinary skill in the art, before not departing from the concept of the present invention
It puts, various modifications and improvements can be made, and these are all within the protection scope of the present invention.
Claims (7)
1. a kind of wind wheel locking device, which is characterized in that back and forth moved including wind wheel locking mechanism and driving wind wheel locking mechanism
The dynamic hydraulic system to lock or unlock wind wheel；
The hydraulic system includes the oil pump (2-1) being used to provide power, the oil cylinder (2- for connecting with wind wheel locking mechanism
2) and the oil pipe (2-3) for being connected to oil pump (2-1) and oil cylinder (2-2), the oil pipe (2-3) form double equipped with two groups
Oil communication.
2. wind wheel locking device according to claim 1, which is characterized in that the locking mechanism include positioning pin (1-1),
And it is fixed on the guiding for accommodating the positioning pin (1-1) and positioning pin (1-1) being allowed to be moved along it on mainframe (3)
It covers (1-2), the positioning pin (1-1) is connect to realize and move back and forth with the oil cylinder (2-2).
3. wind wheel locking device according to claim 2, which is characterized in that the oil cylinder (2-2) is fixed on guide sleeve (1-
2) on the flange (1-3) of end setting.
4. wind wheel locking device according to claim 3, which is characterized in that the piston of the oil cylinder (2-2) passes through piston
Bar (2-4) and positioning pin (1-1) are affixed.
5. wind wheel locking device according to claim 4, which is characterized in that the piston pressure of the oil cylinder (2-2)≤
30t, the piston stroke of the oil cylinder (2-2) are 60-80mm.
6. wind wheel locking device according to claim 4, which is characterized in that the diameter 60- of the piston rod (2-4)
80mm。
7. wind wheel locking device according to claim 1, which is characterized in that the oil pump (2-1) is electrically connected with advance and opens
It is flexible to control oil cylinder (2-2) to close and retreat switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822191849.8U CN209385289U (en) | 2018-12-25 | 2018-12-25 | A kind of wind wheel locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822191849.8U CN209385289U (en) | 2018-12-25 | 2018-12-25 | A kind of wind wheel locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209385289U true CN209385289U (en) | 2019-09-13 |
Family
ID=67873272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822191849.8U Active CN209385289U (en) | 2018-12-25 | 2018-12-25 | A kind of wind wheel locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209385289U (en) |
-
2018
- 2018-12-25 CN CN201822191849.8U patent/CN209385289U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |