CN207796055U - A kind of level V planetary gear applied to yawing reducer - Google Patents
A kind of level V planetary gear applied to yawing reducer Download PDFInfo
- Publication number
- CN207796055U CN207796055U CN201721593346.2U CN201721593346U CN207796055U CN 207796055 U CN207796055 U CN 207796055U CN 201721593346 U CN201721593346 U CN 201721593346U CN 207796055 U CN207796055 U CN 207796055U
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- China
- Prior art keywords
- planetary gear
- hole
- planet carrier
- level
- axis pin
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Abstract
This application provides a kind of level V planetary gears applied to yawing reducer, should include applied to the level V planetary gear of yawing reducer:The planetary gear is arranged in the circumferential direction of the planet carrier in the planet carrier of planetary gear and inner hollow;The planetary gear is located at the inside of the planet carrier, and the part planetary gear leakage is in the planet carrier;The planetary gear is equipped with first through hole along central shaft, and the second through-hole is provided on the planet carrier;Second through-hole and the first through hole are coaxially connected by axis pin;The axis pin is equipped with the shaft shoulder close to one end of second through-hole, and the diameter of the shaft shoulder is more than the diameter of second through-hole.In the process of running, when planetary gear play is occurred by axial force, the shaft shoulder effectively stops axial force to wind-driven generator.Therefore axis pin can either stop axial force in the application, and can stop radial load, and then preferably planetary gear is fixed.
Description
Technical field
This application involves technical field of mechanical transmission more particularly to a kind of level V planets applied to yawing reducer
Wheel.
Background technology
Wind-driven generator is the power equipment for converting wind energy into electric energy.Specifically, wind-driven generator converts wind energy into
Mechanical work, and then mechanical work drives rotor rotation, the rotation of rotor that can generate alternating current, finally export alternating current.Wind-force
Yawing reducer is generated electricity in the yaw system of wind-driven generator, for adjusting the steering of wind-driven generator head to obtain
Maximum wind-force source, it is one of essential device in wind power generator control system, and wind-driven generator is generated
Generated energy size have extremely important effect.
Many advantages, such as planet-gear speed reducer is small with its, transmission efficiency, and reduction range is wide and precision is high, it is extensive
Applied in the transmission system of yawing reducer.Wherein, it is formed for five sets of planetary gear nestings in Pyatyi planet-gear speed reducer.5th
Grade each planetary gear of planetary gear is fixed by axis pin, and axis pin will not when by radial load between ensureing planetary gear
Position change occurs.
In wind-driven generator operational process, planetary gear is inevitably by axial force.Planetary gear is by axial force
When, easily there is play for fixing planetary axis pin, causes level V planetary gear and higher level's planetary gear stuck
And it can not rotate, the fracture of level V planetary gear.When even more serious, it will lead to yawing speed reducer off-axis, planetary gear broken teeth etc.
Problem.
Utility model content
This application provides a kind of level V planetary gears applied to yawing reducer, to solve existing yawing reducer
In Pyatyi planetary gear the technical issues of axis pin easy play.
In order to solve the above-mentioned technical problem, the embodiment of the present application discloses following technical solution:
This application provides a kind of level V planetary gear applied to yawing reducer, the level V planetary gear includes:
The planetary gear is arranged in the circumferential direction of the planet carrier in the planet carrier of planetary gear and inner hollow;The planet tooth
Wheel is positioned at the inside of the planet carrier, and the part planetary gear leakage is in the planet carrier;
The planetary gear is equipped with first through hole along central shaft, and the second through-hole is provided on the planet carrier;
Second through-hole and the first through hole are coaxially connected by axis pin;
The axis pin is equipped with the shaft shoulder close to one end of second through-hole, and the diameter of the shaft shoulder is more than second through-hole
Diameter.
Preferably, for above application in the level V planetary gear of yawing reducer, the shaft shoulder is the ladder-like shaft shoulder.
Preferably, above application is in the level V planetary gear of yawing reducer, the axis pin and the first through hole mistake
It is full of cooperation, the shaft shoulder is interference fitted close to the part of the axis pin and second through-hole.
Preferably, in the level V planetary gear of yawing reducer, the axis pin is integrated above application with the shaft shoulder
Molding structure.
Preferably, for above application in the level V planetary gear of yawing reducer, the circumferential direction of the planet carrier is uniform
4 intermeshing planetary gears are provided with, the axis pin is equipped with inside 4 planetary gears.
Preferably, in the level V planetary gear of yawing reducer, the level V planetary gear further includes above application:Too
Positive gear, gear ring and baffle ring, wherein:
The planet carrier hollow space, and the sun gear and 4 planetary gears are set in the sun gear
It is meshed;
The planet carrier is embedded in the gear ring;
The baffle ring is crimped on the shaft shoulder;
The altitude range of the planet carrier is 145-147 millimeters, and the altitude range of the baffle ring is 32-34 millimeters.
Compared with prior art, the application has the beneficial effect that:
It, should be applied to the of yawing reducer this application provides a kind of level V planetary gear applied to yawing reducer
Pyatyi planetary gear includes:Planetary gear and planet carrier, the planetary gear are provided with first through hole, and the planet carrier is provided with
Two through-holes, second through-hole and the first through hole are coaxially connected by axis pin.Axis pin can stop the planetary gear by
The radial load arrived.The axis pin is equipped with the shaft shoulder close to one end of second through-hole, and the diameter of the shaft shoulder is more than described second
The diameter of through-hole.In the process of running, when planetary gear play is occurred by axial force, the shaft shoulder effectively stops wind-driven generator
Axial force.Therefore axis pin can either stop axial force in the application, and can stop radial load, and then preferably to planetary gear
It is fixed.
It should be understood that above general description and following detailed description is only exemplary and explanatory, not
The application can be limited.
Description of the drawings
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also
It can be obtain other attached drawings according to these attached drawings.
Fig. 1 is the side view for the level V planetary gear applied to yawing reducer that the utility model embodiment provides;
Fig. 2 is the vertical view for the level V planetary gear applied to yawing reducer that the utility model embodiment provides;
Fig. 3 is the side view for the axis pin that the utility model embodiment provides;
Fig. 4 is the structural blast for the level V planetary gear applied to yawing reducer that the utility model embodiment provides
Figure;
Reference sign:1, planetary gear;11, the first circular hole;2, planet carrier;21, the second circular hole;3, axis pin;4, axis
Shoulder;5, baffle ring;6, sun gear;7, gear ring;8, sealing ring.
Specific implementation mode
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, technical solutions in the embodiments of the present application is clearly and completely described, it is clear that described implementation
Example is only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, the common skill in this field
The every other embodiment that art personnel are obtained without making creative work should all belong to the application protection
Range.
Referring to the side view of Fig. 1, the utility model embodiment level V planetary gear applied to yawing reducer provided.
Shown in Fig. 1, the level V planetary gear applied to yawing reducer that the utility model embodiment provides includes:Planetary gear 1
With the planet carrier 2 of inner hollow, planetary gear 1 is set in the circumferential direction of planet carrier 2;Planetary gear 1 is located at the interior of planet carrier 2
Portion, and the leakage of part planetary gear 1 is in planet carrier 2.Referring to Fig. 2, what the utility model embodiment provided is applied to yaw deceleration
The vertical view of the level V planetary gear of machine.As shown in Figure 2, planetary gear 1 is equipped with first through hole 11 along central shaft, on planet carrier 2
It is provided with the second through-hole 21;Second through-hole 21 and first through hole 11 are coaxially connected by axis pin 3.Axis pin 3 can stop planet tooth
The radial load that wheel 1 is subject to.
Above-mentioned axis pin 3 is equipped with the shaft shoulder 4 close to one end of the second through-hole 21, and the diameter of the shaft shoulder 4 is more than the straight of the second through-hole 21
Diameter.In the process of running, when planetary gear 1 play is occurred by axial force, effectively blocking is axial for the shaft shoulder 3 for wind-driven generator
Power.Therefore axis pin 3 can either stop axial force in the application, and can stop radial load, so preferably to planetary gear 1 into
Row is fixed.
In the level V planetary gear applied to yawing reducer that the utility model embodiment provides, the shaft shoulder 4 is ladder-like
The shaft shoulder.Referring to the side view of Fig. 3, the utility model embodiment axis pin provided.It can be seen that in conjunction with Fig. 3, the shaft shoulder is ladder
The shape shaft shoulder.
In the application, axis pin 3 is interference fitted with first through hole 11, and the shaft shoulder 4 is close to the part of axis pin 3 and 21 mistake of the second through-hole
It is full of cooperation.Axis pin 3 is interference fitted through first through hole 11, and with first through hole.The axis pin and planetary gear of interference fit
1 is simple in structure, and alignment is good, can bear relatively large axial force, torque and dynamic loading.In the above-mentioned ladder-like shaft shoulder, diameter
To cross section smaller part, i.e., the second through-hole 21 interference fit on the part of axis pin 3, with planet carrier 2.The shaft shoulder 4 is radial horizontal
Section largest portion covers the second through-hole 21 on planet carrier 2.The stair-stepping shaft shoulder can ensure axis pin 3 axial force work
Under will not play, avoid because 3 play of axis pin causes not turning due to level V planetary gear and higher level's planetary gear are stuck
Dynamic situation.
In order to advanced optimize above-mentioned technical proposal, axis pin 3 is an integral molding structure with the shaft shoulder 4.Axis pin 3 and the shaft shoulder
4 are integrally formed, good integrity, simple in structure if being connection structure relative to axis pin and the shaft shoulder, can bear larger axis
Xiang Li, torque and dynamic loading.
In the application, the circumferential direction of the planet carrier 2 of the level V planetary gear applied to yawing reducer is evenly arranged with 4
It is equipped with the axis pin 3 inside a intermeshing planetary gear Isosorbide-5-Nitrae planetary gear 1.Level V planetary gear
Planetary gear 1 in be equipped with the axis pin 3, ensure the case where level V planetary gear will not be broken because of axis pin play.
Referring to Fig. 4, the structure for the level V planetary gear applied to yawing reducer that the utility model embodiment provides is quick-fried
Fried figure.The yawing reducer level V planetary gear further includes:Sun gear 6, gear ring 7 and baffle ring 5, wherein:In sun gear 6
Set on 2 hollow space of planet carrier, and the sun gear 6 is meshed with 4 planetary gears 1;Planet carrier 2 is embedded in the gear ring
In 7;The baffle ring 5 is crimped on the shaft shoulder 4.
Since the shaft shoulder 3 is added, level V planetary gear highly increases on the whole, in order to ensure level V planetary gear and yaw
Speed reducer is whole to be used cooperatively, and the other assemblies of the level V planetary gear will be adjusted accordingly in height, row
The height of carrier 2 is about between 145 millimeters to 147 millimeters, and the height of baffle ring 5 is about between 32 millimeters to 34 millimeters.
Since embodiment of above is that reference combination illustrates on other modes, have between different embodiments
There is an identical part, just to refer each other for identical, similar part between each embodiment in this specification.Herein no longer in detail
It illustrates.
It should be noted that in the present specification, the relational terms of such as " first " and " second " or the like are used merely to
It distinguishes one entity or operation from another entity or operation, and not necessarily requires or imply these entities or operation
Between there are any this actual relationship or sequences.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that circuit structure, article or equipment including a series of elements include not only those
Element, but also include other elements that are not explicitly listed, or further include for this circuit structure, article or equipment
Intrinsic element.In the absence of more restrictions, there is the element that sentence "including a ..." limits, it is not excluded that
There is also other identical elements in circuit structure, article or equipment including the element.
Those skilled in the art will readily occur to its of the application after considering specification and putting into practice the disclosure invented here
His embodiment.This application is intended to cover the present invention any variations, uses, or adaptations, these modifications, purposes or
Person's adaptive change follows the general principle of the application and includes the undocumented common knowledge in the art of the application
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the application are wanted by right
The content asked is pointed out.
Above-described the application embodiment does not constitute the restriction to the application protection domain.
Claims (6)
1. a kind of level V planetary gear applied to yawing reducer, which is characterized in that the level V planetary gear includes:Planet
The planetary gear (1) is arranged in the circumferential direction of the planet carrier (2) in the planet carrier (2) of gear (1) and inner hollow;Institute
The inside that planetary gear (1) is located at the planet carrier (2) is stated, and the part planetary gear (1) leakage is in the planet carrier
(2);
The planetary gear (1) is equipped with first through hole (11) along central shaft, and the second through-hole is provided on the planet carrier (2)
(21);
Second through-hole (21) and the first through hole (11) are coaxially connected by axis pin (3);
The axis pin (3) is equipped with the shaft shoulder (4) close to one end of second through-hole (21), and the diameter of the shaft shoulder (4) is more than institute
State the diameter of the second through-hole (21).
2. the level V planetary gear according to claim 1 applied to yawing reducer, which is characterized in that the shaft shoulder
(4) it is the ladder-like shaft shoulder.
3. the level V planetary gear according to claim 2 applied to yawing reducer, which is characterized in that the axis pin
(3) it is interference fitted with the first through hole (11), the shaft shoulder (4) is close to the part of the axis pin (3) and second through-hole
(21) it is interference fitted.
4. the level V planetary gear according to claim 3 applied to yawing reducer, which is characterized in that the axis pin
(3) it is an integral molding structure with the shaft shoulder (4).
5. the level V planetary gear according to claim 1 applied to yawing reducer, which is characterized in that the planet carrier
(2) circumferential direction is evenly arranged with 4 intermeshing planetary gears (1), and 4 planetary gears (1) are internal
Equipped with the axis pin (3).
6. being applied to the level V planetary gear of yawing reducer according to any one of claims 1-4, which is characterized in that
The level V planetary gear further includes:Sun gear (6), gear ring (7) and baffle ring (5), wherein:
The planet carrier (2) hollow space, and the sun gear (6) and 4 planets are set in the sun gear (6)
Gear (1) is meshed;
The planet carrier (2) is embedded in the gear ring (7);
It is crimped with the baffle ring (5) on the shaft shoulder (4);
The altitude range of the planet carrier (2) is 145-147 millimeters, and the altitude range of the baffle ring (5) is 32-34 millimeters.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721593346.2U CN207796055U (en) | 2017-11-24 | 2017-11-24 | A kind of level V planetary gear applied to yawing reducer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721593346.2U CN207796055U (en) | 2017-11-24 | 2017-11-24 | A kind of level V planetary gear applied to yawing reducer |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207796055U true CN207796055U (en) | 2018-08-31 |
Family
ID=63285830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721593346.2U Expired - Fee Related CN207796055U (en) | 2017-11-24 | 2017-11-24 | A kind of level V planetary gear applied to yawing reducer |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207796055U (en) |
-
2017
- 2017-11-24 CN CN201721593346.2U patent/CN207796055U/en not_active Expired - Fee Related
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Legal Events
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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: 20180831 Termination date: 20181124 |