CN209025796U - A kind of barring gear and its wind power generating set of Wind turbines integrated form - Google Patents
A kind of barring gear and its wind power generating set of Wind turbines integrated form Download PDFInfo
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- CN209025796U CN209025796U CN201821711612.1U CN201821711612U CN209025796U CN 209025796 U CN209025796 U CN 209025796U CN 201821711612 U CN201821711612 U CN 201821711612U CN 209025796 U CN209025796 U CN 209025796U
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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 discloses the barring gears and its wind power generating set of a kind of Wind turbines integrated form, belong to wind-driven generator field, and Wind turbines include gear-box, including transmission system, connectivity kit and driving device；Driving device includes the dynamic structure of output shaft and driving output shaft rotation；Transmission system includes transmission gear axis and the transmission gear wheel engaged with the gear parts of transmission gear axis, one end of transmission gear axis is detachably connected by connectivity kit and output shaft, the other end of transmission gear axis is used to support on the cabinet of gear-box, and transmission gear wheel is used to be fastenedly connected with the parallel stage slow-speed shaft of gear-box.The barring gear of the utility model is installed on the lower wind direction side of gear-box parallel stage slow-speed shaft, simple, convenient without dismounting high-speed coupling when use；Gear-box parallel stage low speed shaft end, electrically and mechanically equipment is few, and not only installation space is big, easy to operate, low noise when operation, and revolving speed is low, and noise is small when operation, and security risk is small.
Description
Technical field
The utility model relates to wind-driven generator fields, a kind of barring gear more particularly to Wind turbines integrated form and
Its wind power generating set.
Background technique
Currently, Large-scale Wind Turbines are in the links such as the lifting of blower, O&M, troubleshooting, for example, blower is just
When half normal annual test or annual test, the gears at different levels inside gear-box are checked.At this moment, needing will by way of jiggering
Main drive chain is rotated, and could be passed through the reserved observation position of the gear-boxes such as peep hole and be carried out comprehensively to the flank of tooth of gears at different levels
It checks.
The wind power generating set of existing 3MW and its following power, cranking system majority are installed on high speed shaft of gearbox brake
At hull.Due to being continuously increased for blower single-machine capacity, under the general requirement of high reliability, hardware and software platform and compact design,
Nearby electrically and mechanically facility is more and more complicated for high speed shaft.Therefore, barring gear installation space is very narrow, and operation is extremely inconvenient；
When operation, noise is larger, can also bring larger security risk.
Utility model content
The technical problem to be solved by the present invention is to provide one kind be readily disassembled installation, easy to operate, revolving speed is low, safety
The barring gear and its wind power generating set of the small Wind turbines integrated form of hidden danger.
The purpose of this utility model is to provide a kind of barring gear of novel wind power unit integrated form, solves existing wind-force hair
Motor group barring gear is in the dismounting of gearbox high-speed shaft end and inconvenient problem；Solve big megawatt wind turning gear of unit resistance
Greatly, the high problem of reliability requirement.
To achieve the above objectives, the present invention adopts the following technical solutions:
On the one hand, the utility model provides a kind of barring gear of Wind turbines integrated form, and the Wind turbines include tooth
Roller box, including transmission system, connectivity kit and driving device；
The driving device includes the dynamic structure of output shaft and driving output shaft rotation；
The transmission system includes transmission gear axis and the transmission gear wheel engaged with the gear parts of transmission gear axis, institute
The one end for stating transmission gear axis is detachably connected by the connectivity kit and the output shaft, the transmission gear axis it is another
End is used to support on the cabinet of gear-box, and the transmission gear wheel is used to be fastenedly connected with the parallel stage slow-speed shaft of gear-box,
The rotation of the transmission gear axis passes to transmission gear wheel and is used to drive the rotation of gear-box to realize jiggering.
Further, the transmission system further includes the Supporting cover with cavity, and the Supporting cover is for being fixedly mounted on
On the cabinet of gear-box, make the cavity for accommodating the gear parts of transmission gear wheel and transmission gear axis, the Supporting cover
It is equipped with the through-hole passed through for the shaft end of the transmission gear axis, the shaft end of the transmission gear axis passes through through-hole and the company
Joint kit connection.
Further, the spring bearing for being used to support the shaft portion of the transmission gear axis is installed on the through-hole.
Further, Double-lip framework oil sealing is equipped between the through-hole and the shaft portion of the transmission gear axis.
Further, distance collar is equipped between the spring bearing and the gear parts of transmission gear axis.
Further, the axis extension end for covering on the transmission gear axis is detachably installed on the Supporting cover outside
The protective cover of periphery.
Further, it is bolted between the protective cover and the Supporting cover.
Further, the dynamic structure includes speed reducer and drives its driving motor, the speed reducer be it is vertical or
Horizontal, the output shaft is connect with the speed reducer.
Further, the connectivity kit is expansion connecting sleeve part.
Further, the expansion connecting sleeve part includes outer ring, inner ring and the first connection that inner ring inner wall both ends are arranged in
Set and the second connector sleeve, first connector sleeve and the second connector sleeve are respectively used to the axis of connection output shaft and transmission gear axis
End, the inner ring is socketed in the outer ring, the inner wall of the inner ring cross axial section shape, the outer wall of outer ring crosses shaft section
Shape is trapezoidal.
On the other hand, a kind of wind power generating set is provided, the barring gear including the Wind turbines integrated form is described
The transmission gear wheel of transmission system is fixedly connected with the parallel stage slow-speed shaft of gear-box, and a shaft end of the transmission gear axis is logical
Bearing support is crossed on the gear case body, the gear parts of the transmission gear axis are engaged with the transmission gear wheel.
After above-mentioned technical solution, the utility model at least has the following advantages:
1) barring gear of the utility model is installed on the lower wind direction side of gear-box parallel stage slow-speed shaft, without tearing open when use
High-speed coupling is filled, it is simple, convenient without carrying out high speed shaft of gearbox and generator amature shaft assignment；Gear-box is parallel
Grade low speed shaft end, electrically and mechanically equipment is few, and not only installation space is big, easy to operate, low noise when operation, and revolving speed is low,
Noise is small when operation, and security risk is small.
2) transmission system of the barring gear of the utility model uses gear transmission mode, large carrying capacity, high reliablity.
Transmission system can design very big reduction ratio, so that wind turbine transmission chain overall ratio is greater than gear-box speed ratio, reach maximum journey
Degree reduces barring torque, reduces driving motor power, reduces the installation space of driving device, reduce the purpose of equipment cost.
3) the utility model barring gear in use, without carry out to neutralize gear-pair backlash adjustment etc. operation, will not
There is the problems such as clamping stagnation.Dismounting is simple, and light-weight, ease for maintenance is strong.
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 operation principle schematic diagram of the Wind turbines integrated form barring gear of the utility model；
Fig. 2 is the axis profile structural schematic diagram of the transmission system of the barring gear of the utility model；
Fig. 3 is the axis profile structural schematic diagram of the connectivity kit of the barring gear of the utility model；
Fig. 4 is the structural representation of one embodiment (horizontal speed-reducer) of the driving device of the barring gear of the utility model
Figure；
Fig. 5 is that the structure of another embodiment (vertical type speed reducer (change gear)) of the driving device of the barring gear of the utility model is shown
It is intended to.
Specific embodiment
The utility model provides a kind of one embodiment of the barring gear of Wind turbines integrated form, such as Fig. 1 to Fig. 5
Shown, Wind turbines include gear-box 1, including transmission system 2, connectivity kit 3 and driving device 4；Driving device 4 includes output
The dynamic structure that axis 41 and driving output shaft 41 rotate；Transmission system 2 include transmission gear axis 21 and with transmission gear axis 21
One end of the transmission gear wheel 22 that gear parts 211 engage, transmission gear axis 22 is detachable by connectivity kit 3 and output shaft 41
Connection, the other end of transmission gear axis 21 are used to support on the cabinet of gear-box 1, and transmission gear wheel 22 is used for and gear-box 1
Parallel stage slow-speed shaft 11 be fastenedly connected, the rotation of transmission gear axis 21 passes to transmission gear wheel 22 for driving gear-box 1
Rotation realize jiggering.
When in use, transmission system is mounted on gear-box the barring gear of the utility model, and transmission gear axis passes through axis
It holds and is mounted on the cabinet of gear-box with supporting way, transmission gear wheel is fastened by bolts the parallel stage low speed in gear-box
On axis, and the gear parts of transmission gear axis is made to engage to form gear pair with transmission gear wheel, then makes to pass by connectivity kit
Shaft end and the output axis connection for sending gear shaft, drive output shaft rotation by the dynamic structure of driving device, make transmission gear axis
Corresponding rotation, so that the rotation of parallel stage slow-speed shaft be driven to realize jiggering.When not needing jiggering, connectivity kit is removed, to remove
Driving device, transmission system are retained on gear-box, remain next jiggering, do not need every time to be adjusted gear-pair backlash.
The barring gear of the utility model is installed on the lower wind direction side of gear-box parallel stage slow-speed shaft, without dismounting when use
High-speed coupling, it is simple, convenient without carrying out high speed shaft of gearbox and generator amature shaft assignment；Gear-box parallel stage
Low speed shaft end, electrically and mechanically equipment is few, and not only installation space is big, easy to operate, low noise when operation, and revolving speed is low, fortune
Noise is small when row, and security risk is small.The transmission system of the barring gear of the utility model uses gear transmission mode, bearing capacity
Greatly, high reliablity.Transmission system can design very big reduction ratio, and wind turbine transmission chain overall ratio is made to be greater than gear-box speed
Than reaching utmostly reduces barring torque, reduces driving motor power, reduces the installation space of driving device, reduces equipment
The purpose of cost.The barring gear of the utility model, will not in use, without carrying out to the operations such as gear-pair backlash adjustment are neutralized
There is the problems such as clamping stagnation.Dismounting is simple, and light-weight, ease for maintenance is strong.
As an improvement transmission system 2 further includes the Supporting cover 23 with cavity, Supporting cover 23 is for being fixedly mounted on
On the cabinet of gear-box 1, make cavity for accommodating the gear parts for being driven gear wheel 22 and transmission gear axis 21, in Supporting cover 23
Equipped with the through-hole that the shaft end for transmission gear axis 21 passes through, the shaft end of transmission gear axis 21 passes through through-hole and connectivity kit 3 connects
It connects.The effect of Supporting cover, on the one hand protection is driven the gear parts of gear wheel and transmission gear axis, on the other hand can be better
Transmission gear axis is supported, abrasion is reduced, another further aspect can prevent foreign matter from entering.
Supporting cover 23 is fixed on the cabinet of gear-box by bolt 231.Transmission gear wheel 22 is mounted on by bolt 221
The parallel stage low speed shaft end 11 of gear-box 1.
In order to preferably support the shaft portion of transmission gear axis, the axis for being used to support transmission gear axis 21 is installed on through-hole
Partial spring bearing 26.Spring bearing can not only play the role of supporting transmission gear axis, but also not influence transmission gear axis
Rotation.
The entrance of the leakage of internal lubrication oil and external dust etc. in order to prevent, the shaft portion of through-hole and transmission gear axis 21
Between be equipped with Double-lip framework oil sealing 25.
Further, distance collar 27 is equipped between spring bearing 26 and the gear parts 211 of transmission gear axis 21.
Further, on the outside of Supporting cover 23 on axis extension end periphery for covering on transmission gear axis 21 is detachably installed
Protective cover 24.When not needing jiggering, protective cover further protects the axis extension end of transmission gear axis, is needing disk
Protective cover is removed when vehicle.
In order to facilitate disassembly, can be connected by bolt 29 between protective cover 24 and Supporting cover 23.
Further, dynamic structure includes speed reducer 42 (or 42 ') and the driving motor 43 (or 43 ') for driving it, is slowed down
Machine is vertical type speed reducer (change gear) 42 ' or horizontal speed-reducer 42, as shown in Figure 4, Figure 5, output shaft 41 (or 41 ') and speed reducer 42 (or
42 ') it connects.Vertical or horizontal speed-reducer selection can be selected according to the actual conditions of installation space.
Further, connectivity kit 3 is expansion connecting sleeve part.Expansion connecting sleeve part is equipped with peak torque allowable, can be with
Overload protection is carried out to barring gear.
Further, as shown in figure 3, expansion connecting sleeve part 3 includes outer ring 31, inner ring 32 and is arranged in 32 inner wall two of inner ring
First connector sleeve 33 and the second connector sleeve 34 at end, the first connector sleeve 33 and the second connector sleeve 33 are respectively used to connection output shaft 41
The shaft end of (or 41 ') and transmission gear axis 21, inner ring 32 are socketed in outer ring 31, the axial section shape excessively of the inner wall of inner ring 32,
The axial section shape of crossing of the outer wall of outer ring 31 is trapezoidal.Expansion connecting sleeve part is equipped with peak torque allowable；In use, when real
The peak torque of border transmitting is not more than allowable torque, and barring gear operates normally；When the peak torque of actual transfer is greater than allowable
The inner and outer rings of torque, expansion connecting sleeve part are skidded, and are formed overload protection to barring gear, are avoided the damage of each components.
When the utility model is used, transmission system is mounted on gear-box, by transmission gear axis by bearing to support
Mode is mounted on the cabinet of gear-box, and transmission gear wheel is fastened by bolts on the parallel stage slow-speed shaft of gear-box, and
Make the gear parts of transmission gear axis engage to form gear pair with transmission gear wheel, transmission gear axis is then made by connectivity kit
Shaft end and output axis connection, output shaft rotation is driven by the dynamic structure of driving device, makes the corresponding rotation of transmission gear axis,
To drive the rotation of parallel stage slow-speed shaft to realize jiggering.
When blower needs jiggering, firstly, removing the protective cover of transmission system.Transmission system and driving device pass through swelling
Connectivity kit links together, and constitutes cranking system.After driving motor is powered, speed reducer rotation is driven, and then drive driving cog
Wheel shaft rotation.Then, transmission gear wheel is transmitted to by gear pair, and then drives the rotation of gear-box, it is final that blower is driven to pass
The rotation of dynamic chain and wind wheel, realizes jiggering.
When blower does not need jiggering, first stops driving motor rotation, then tear driving device and expansion connecting sleeve part open
Under, protective cover is loaded onto, requirement when the non-jiggering of blower is just reached.
On the other hand, a kind of wind power generating set is provided, the barring gear including above-mentioned Wind turbines integrated form, transmission
The transmission gear wheel 22 of system 2 is fixedly connected with the parallel stage slow-speed shaft 11 of gear-box 1, and a shaft end of transmission gear axis 21 is logical
It crosses bearing 28 to be supported on 1 cabinet of gear-box, the gear parts 211 of transmission gear axis 21 are engaged with transmission gear wheel 22.
The output end 101 and input terminal 102 of gear-box are connected with corresponding equipment respectively.
The transmission system of the utility model, which is mounted on gear-box, to be carried out as integrated form barring gear using when blower needs
When wanting jiggering, firstly, removing the protective cover of transmission system.Transmission system and driving device are connected to one by expansion connecting sleeve part
It rises, constitutes cranking system.After driving motor is powered, speed reducer rotation is driven, and then drives driving gearshaft rotation.Then, lead to
It crosses gear pair and is transmitted to transmission gear wheel, and then drive the rotation of gear-box, final turn for driving blower transmission chain and wind wheel
It is dynamic, realize jiggering.When blower does not need jiggering, first stop driving motor rotation, then by driving device and expansion connecting sleeve
Part removes, and loads onto protective cover, just reaches requirement when the non-jiggering of blower.
The barring gear of the utility model is made of transmission device, expansion connecting sleeve part and driving device；It is mounted on gear
Case parallel stage slow-speed shaft motor side；It is connected by expansion connecting sleeve part, easy disassembly；Pass through large speed ratio gear adjutant's jiggering resistance
Square is greatly reduced, and gear pair refers to the gear pair that the gear parts of transmission gear wheel and transmission gear axis are formed.By electronic
Machine provides jiggering power source；Using expansion connecting sleeve part characteristic, overload protection is carried out；Jiggering resistance is reduced with large speed ratio gear pair
Torque improves reliability.
The barring gear of the Wind turbines of the utility model without dismounting high-speed coupling and carrying out centering, and slows down
Than big, bearing capacity is high, and effective overload protection can be played to cranking system.
The utility model is not necessarily to in, at the same time it can also realize without carrying out gear-pair backlash tune in realization auto-barring
It is whole, the function of barring torque is greatly reduced.Installation space is big, and noise is small；Transmission ratio is big, and bearing capacity is high, highly reliable；Work
It is easy to operate when with the switching of off working state, it is easy to maintain.Easy to operate, low noise, light-weight ease for maintenance are strong, highly reliable
Property；Overload protection can be achieved；The problems such as without carrying out to neutralizing the operations such as gear-pair backlash adjustment, being not in clamping stagnation；
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 barring gear of Wind turbines integrated form, the Wind turbines include gear-box, which is characterized in that including transmission
System, connectivity kit and driving device；
The driving device includes the dynamic structure of output shaft and driving output shaft rotation；
The transmission system includes transmission gear axis and the transmission gear wheel engaged with the gear parts of transmission gear axis, the biography
One end of gear shaft is sent to be detachably connected by the connectivity kit and the output shaft, the other end of the transmission gear axis is used
In on the cabinet for being supported in gear-box, the transmission gear wheel is used to be fastenedly connected with the parallel stage slow-speed shaft of gear-box, described
The rotation of transmission gear axis passes to transmission gear wheel and is used to drive the rotation of gear-box to realize jiggering.
2. the barring gear of Wind turbines integrated form according to claim 1, which is characterized in that the transmission system is also wrapped
The Supporting cover with cavity is included, the Supporting cover is used to be fixedly mounted on the cabinet of gear-box, makes the cavity for accommodating
The gear parts of gear wheel and transmission gear axis are driven, the Supporting cover is equipped with to be passed through for the shaft end of the transmission gear axis
Through-hole, the shaft end of the transmission gear axis passes through through-hole and connect with the connectivity kit.
3. the barring gear of Wind turbines integrated form according to claim 2, which is characterized in that be equipped on the through-hole
It is used to support the spring bearing of the shaft portion of the transmission gear axis, between the through-hole and the shaft portion of the transmission gear axis
Equipped with Double-lip framework oil sealing.
4. the barring gear of Wind turbines integrated form according to claim 3, which is characterized in that the spring bearing and biography
It send and is equipped with distance collar between the gear parts of gear shaft.
5. the barring gear of Wind turbines integrated form according to claim 2, which is characterized in that on the outside of the Supporting cover
The protective cover of axis extension end periphery for covering on the transmission gear axis is detachably installed.
6. the barring gear of Wind turbines integrated form according to claim 5, which is characterized in that the protective cover with it is described
It is bolted between Supporting cover.
7. the barring gear of Wind turbines integrated form according to any one of claims 1 to 6, which is characterized in that the power
Structure includes speed reducer and the driving motor for driving it, and the speed reducer is vertical or horizontal, the output shaft and the deceleration
Machine connection.
8. the barring gear of Wind turbines integrated form according to any one of claims 1 to 6, which is characterized in that the connection
External member is expansion connecting sleeve part.
9. the barring gear of Wind turbines integrated form according to claim 8, which is characterized in that the expansion connecting sleeve part
Including outer ring, inner ring and the first connector sleeve and the second connector sleeve that inner ring inner wall both ends are arranged in, first connector sleeve and
Two connector sleeves are respectively used to the shaft end of connection output shaft and transmission gear axis, and the inner ring is socketed in the outer ring, described interior
The axial section shape excessively of the inner wall of ring, the axial section shape of crossing of the outer wall of outer ring are trapezoidal.
10. a kind of wind power generating set, which is characterized in that including any Wind turbines integrated form of claim 1 to 9
The transmission gear wheel of barring gear, the transmission system is fixedly connected with the parallel stage slow-speed shaft of gear-box, the transmission gear
One shaft end of axis by bearing support on the gear case body, the gear parts of the transmission gear axis and the transmission
Gear wheel engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821711612.1U CN209025796U (en) | 2018-10-22 | 2018-10-22 | A kind of barring gear and its wind power generating set of Wind turbines integrated form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821711612.1U CN209025796U (en) | 2018-10-22 | 2018-10-22 | A kind of barring gear and its wind power generating set of Wind turbines integrated form |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209025796U true CN209025796U (en) | 2019-06-25 |
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ID=66908039
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821711612.1U Active CN209025796U (en) | 2018-10-22 | 2018-10-22 | A kind of barring gear and its wind power generating set of Wind turbines integrated form |
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| CN (1) | CN209025796U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026562A (en) * | 2018-10-22 | 2018-12-18 | 国电联合动力技术有限公司 | A kind of barring gear and its wind power generating set of Wind turbines integrated form |
-
2018
- 2018-10-22 CN CN201821711612.1U patent/CN209025796U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026562A (en) * | 2018-10-22 | 2018-12-18 | 国电联合动力技术有限公司 | A kind of barring gear and its wind power generating set of Wind turbines integrated form |
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