CN110107660A - A kind of high-power helical teeth planetary transmission - Google Patents
A kind of high-power helical teeth planetary transmission Download PDFInfo
- Publication number
- CN110107660A CN110107660A CN201910307016.XA CN201910307016A CN110107660A CN 110107660 A CN110107660 A CN 110107660A CN 201910307016 A CN201910307016 A CN 201910307016A CN 110107660 A CN110107660 A CN 110107660A
- Authority
- CN
- China
- Prior art keywords
- ring
- gear
- planetary
- thrust ring
- planetary gear
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The present invention relates to a kind of high-power helical teeth planetary transmissions, including drive shaft, planetary gear and gear ring, the right end of drive shaft is equipped with sun gear, planetary gear is equipped with multiple and is evenly distributed on it around sun gear, planetary gear is mounted on planetary wheel carrier by planet wheel bearing, gear ring covers on the outside of multiple planetary gears, the right end of gear ring is mounted in gear ring frame, planetary gear is angular gear and engages it with sun gear and gear ring respectively, planetary gear two sides are correspondingly provided with left inside thrust ring and right inner thrust ring, the axial force transmission that left inside thrust ring and right inner thrust ring are used to generate when rotating planetary gear is to drive shaft.It has the advantages that structure is simple, small in size, the service life is long, power is big, high reliablity, can fully meet demand of the heavy vehicle to high-power speed changer, and advantageously reduce vibration and noise, improves driver comfort.
Description
Technical field
The present invention relates to a kind of speed changers, and in particular to a kind of powerful helical teeth planetary transmission.
Background technique
With the development of vehicle technology, requirement of the people to driver comfort is higher and higher.Vibration and noise is that evaluation is driven
The important indicator of comfort is sailed, and for heavy vehicle, because power drive system power is larger, generated vibration and noise
It is more obvious, driver comfort has been seriously affected, the great attention of industry has been caused.The vibration and make an uproar that power drive system generates
Sound is mainly derived from speed changer, and the gear train of speed changer is divided into straight-tooth planetary gear mechanism and helical teeth planetary gear mechanism two
Kind, straight-tooth planetary gear mechanism is because its gear overlapdegree of engage is low, and generated vibration is big and noise is larger and is difficult to eliminate, and
Helical teeth planetary gear mechanism is because its gear overlapdegree of engage is high, and generated vibration and noise are smaller, but its planetary gear is revolving
The axial force generated during turning can cause to seriously affect to planet wheel bearing, apply in small-power transmission system more.For weight
Type vehicle, to guarantee service life and performance reliability or selecting straight-tooth planetary transmission to meet significant power demand,
But its vibration and noise generated is unfavorable for improving driver comfort；Helical teeth planetary transmission is allowed to select large-size axis parts
It holds to meet significant power demand, but this will increase the volume and weight of entire transmission system.
Summary of the invention
The object of the present invention is to provide a kind of high-power helical teeth planetary transmission, simple with structure, small in size,
The advantages of service life is long, power is big, high reliablity, can fully meet demand of the heavy vehicle to high-power speed changer, and be conducive to
Vibration and noise is reduced, driver comfort is improved.
To solve the above-mentioned problems in the prior art, a kind of high-power helical teeth planetary gear speed-changing provided by the invention
Device, including drive shaft, planetary gear and gear ring, the right end of the drive shaft are equipped with sun gear, and the planetary gear is equipped with multiple
And it is evenly distributed on it around sun gear, planetary gear is mounted on planetary wheel carrier by planet wheel bearing, the gear ring
It covers on the outside of multiple planetary gears, the right end of gear ring is mounted in gear ring frame, and planetary gear is angular gear and makes its difference
It is engaged with sun gear and gear ring, the planetary gear two sides are correspondingly provided with left inside thrust ring and right inner thrust ring, described left inside
The axial force transmission that thrust ring and right inner thrust ring are used to generate when rotating planetary gear is to drive shaft.
Further, a kind of high-power helical teeth planetary transmission of the present invention, wherein in the left inside thrust ring and the right side
Thrust ring offers internal tooth；Left inside thrust ring is set on sun gear and engages the two, and the right side of left inside thrust ring is equipped with
Left inside loading end and it is bonded it with planetary gear left side, the left side of left inside thrust ring is equipped with position-limit mechanism；Thrust in the right side
Ring set is located on sun gear and engages the two, and the left side of right inner thrust ring is equipped with loading end in the right side and makes itself and planetary gear
The right side of right side fitting, right inner thrust ring is equipped with lock ring, and lock ring is mounted in the circumferentially arranged limited ring groove of sun gear.
Further, a kind of high-power helical teeth planetary transmission of the present invention, wherein the planetary gear two sides are also
It is correspondingly provided with left outside thrust ring and right outer thrust ring, the left outside thrust ring and right outer thrust ring are for when rotating planetary gear
The axial force transmission of generation is to gear ring.
Further, a kind of high-power helical teeth planetary transmission of the present invention, wherein set on the inside of the left end of the gear ring
There is separation annular groove circumferentially, the left side for separating annular groove forms limited ring dais；The outside of the left outside thrust ring is equipped with circumferentially
Baffle ring and offer external tooth, left outside thrust ring is set in gear ring and both makes to engage, and the right side of left outside thrust ring is equipped with a left side
Outer loading end and it is bonded it with planetary gear left side, the left side of baffle ring is bonded with the right side of limited ring dais；It is described
Right outer thrust ring is linked together with gear ring frame, and the left side of right outer thrust ring is equipped with right outer loading end and makes itself and the planetary gear right side
End face fitting.
Further, a kind of high-power helical teeth planetary transmission of the present invention, wherein described planetary gear or so end
Face is circular conical surface and makes 174 °~179 ° of coning angle；In the left inside loading end, the right side outside loading end, left outside loading end and the right side
The outer edge of loading end is equipped with cambered surface.
Further, a kind of high-power helical teeth planetary transmission of the present invention, wherein set on the inside of the right end of the gear ring
There is connecting chainring, offers external tooth on the outside of the left end of the gear ring frame, the left end of gear ring frame is set in connecting chainring and makes two
The external tooth right side of person's engagement, gear ring frame is equipped with the first retaining ring.
Further, a kind of high-power helical teeth planetary transmission of the present invention, wherein the sun gear and planetary wheel carrier
Between be equipped with support plate, support plate covers the right end in sun gear, the right side and planetary wheel carrier of support plate by its left end inner cavity
Between be equipped with thrust bearing and elastic washer.
Further, a kind of high-power helical teeth planetary transmission of the present invention, wherein the left end inner cavity of the support plate
Including the big cylindrical cavity, conical cavity and small cylindrical cavity being arranged from left to right, the lock ring is elastic lock ring, and the right side of lock ring is stuck in branch
In the small cylindrical cavity of support plate.
Further, a kind of high-power helical teeth planetary transmission of the present invention, wherein the right side inner cavity of the lock ring
In pyramidal structure left small and right large, the right side wall of the sun gear upper limit annular groove is the conical surface.
Further, a kind of high-power helical teeth planetary transmission of the present invention, wherein the left end of the support plate and row
It is equipped with the second retaining ring between star wheel frame, is additionally provided with adjustment gasket on the left of the left inside thrust ring.
A kind of high-power helical teeth planetary transmission of the present invention compared with prior art, has the advantage that the present invention
By setting drive shaft, planetary gear and gear ring, sun gear is set in the right end of drive shaft, makes planetary gear setting multiple and makes
It is evenly distributed on around sun gear, and planetary gear is mounted on planetary wheel carrier by planet wheel bearing, gear ring is allowed to cover
On the outside of multiple planetary gears, the right end of gear ring is mounted in gear ring frame, wherein planetary gear is angular gear and makes its point
It is not engaged with sun gear and gear ring, and is correspondingly arranged left inside thrust ring and right inner thrust ring in planetary gear two sides, it is left inside to stop
Thus the axial force transmission that throw-out collar and right inner thrust ring are used to generate when rotating planetary gear just constitutes one kind to drive shaft
High-power helical teeth planetary transmission.The present invention in planetary gear two sides by being correspondingly arranged in left inside thrust ring and the right side only
Throw-out collar, makes that the axial force generated in planetary gear rotary course passes through left inside thrust ring respectively and right inner thrust ring is forwarded to driving
Axis solves the problems, such as responsive to axial force on planet wheel bearing and influences its life and reliability, can fully meet heavy goods vehicles
Demand to high-power speed changer, and vibration and noise is advantageously reduced, without by selecting large-sized planetary gear
Bearing meets significant power demand, has the advantages that structure is simple, small in size, the service life is long, power is big, high reliablity.
With reference to the accompanying drawing shown specific embodiment to a kind of high-power helical teeth planetary transmission of the present invention make into
One step is described in detail.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of high-power helical teeth planetary transmission of the present invention；
Fig. 2 is the partial enlarged view of location A in Fig. 1；
Fig. 3 is the partial enlarged view of B location in Fig. 1；
Fig. 4 is the partial enlarged view of location of C in Fig. 1；
Fig. 5 is the partial enlarged view of the position D in Fig. 1.
Specific embodiment
Firstly the need of explanation, the nouns of locality such as heretofore described up, down, left, right, before and after only with reference to the accompanying drawings into
Capable description, in order to understand, not to technical solution of the present invention and be claimed range progress limitation.
A kind of specific embodiment of high-power helical teeth planetary transmission of the present invention as shown in Figures 1 to 5, including drive
Moving axis 1, planetary gear 2 and gear ring 3.In the right end of drive shaft 1, sun gear 11 is set.It allows planetary gear 2 to be arranged multiple and makes it
It is evenly distributed on around sun gear 11, planetary gear 2 is mounted on planetary wheel carrier 22 by planet wheel bearing 21.Allow gear ring
The right end of gear ring 3 is mounted in gear ring frame 31 by 3 sets of outsides in multiple planetary gears 2.Wherein, planetary gear 2 is helical teeth tooth
It takes turns and engages it with sun gear 11 and gear ring 3 respectively.And left inside thrust ring 4 and the right side are correspondingly arranged in the two sides of planetary gear 2
Inner thrust ring 5, the axial force transmission for generating left inside thrust ring 4 and right inner thrust ring 5 when rotating planetary gear 2 is to drive shaft
1.It is arranged through the above structure and just constitutes a kind of high-power helical teeth planetary transmission.The present invention passes through in planetary gear 2
Two sides be correspondingly arranged left inside thrust ring 4 and right inner thrust ring 5, make the axial force generated in 2 rotary course of planetary gear distinguish
It is forwarded to drive shaft by left inside thrust ring 4 and right inner thrust ring 5, solves responsive to axial force on planet wheel bearing 21 and shadow
The problem of ringing its service life and performance reliability, reduces the requirement to planet wheel bearing, in the premise for keeping smaller size
Demand of the heavy vehicle to high-power speed changer can be fully met down, and advantageously reduces vibration and noise, without passing through
Large-sized planet wheel bearing is selected to meet significant power demand, and with structure is simple, small in size, the service life is long, power is big, can
The advantage high by property.It should be noted that the difference of 2 direction of rotation of planetary gear, the axial force that helical teeth generates can become therewith
Change, and correspondence acts on left inside thrust ring 4 and right inner thrust ring 5, and then is passed by left inside thrust ring 4 and right inner thrust ring 5
It is delivered in drive shaft 1.
As specific embodiment, the present invention allows left inside thrust ring 4 and right inner thrust ring 5 to open up internal tooth.It allows left inside
Thrust ring 4 is set on sun gear 11 and engages the two, is provided with left inside loading end 41 on the right side of left inside thrust ring 4 and makes
It is bonded with the left side of planetary gear 2, and is provided with position-limit mechanism (not shown) in the left side of left inside thrust ring 4.Together
When, it allows right inner thrust ring 5 to be set on sun gear 11 and engages the two, be provided in the right side and hold in the left side of right inner thrust ring 5
It section 51 and is bonded it with the right side of planetary gear 2, and is provided with lock ring 6 on the right side of right inner thrust ring 5, by lock ring 6
It is mounted in the circumferentially arranged limited ring groove 12 of sun gear 11.The left inside thrust ring 4 and right inner thrust ring 5 of this setting have
Simple, convenient for disassembly and assembly, connection is reliable, the adaptable advantage of structure.
As prioritization scheme, present embodiment has also been correspondingly arranged left outside 7 He of thrust ring in the two sides of planetary gear 2
Right outer thrust ring 8, and the axial force transmission for generating left outside thrust ring 7 and right outer thrust ring 8 when rotating planetary gear 2 is to tooth
Circle 3.The bearing capacity to axial force is not only increased by left outside thrust ring 7 and right outer thrust ring 8, and improves axial force point
The harmony of cloth enhances 2 traveling comfort of planetary gear, reduces vibration and noise.As specific embodiment, this hair
The bright separation annular groove 32 being provided on the inside of the left end of gear ring 3 circumferentially, the left side for separating annular groove 32 forms limited ring dais 33.
So that left outside thrust ring 7 is provided with baffle ring circumferentially on the outside and opened up external tooth, left outside thrust ring 7 is set in gear ring 3
In and both make to engage, be provided with left outside loading end 71 on the right side of left outside thrust ring 7 and make the left side of itself and planetary gear 2
Fitting, and it is bonded the left side of baffle ring and the right side of limited ring dais 33, to carry out axial limiting.Meanwhile this specific implementation
Mode allows thrust ring 8 outside the right side to be linked together with gear ring frame 31, and the left side of thrust ring 8 is provided with right outer loading end 81 and makes outside the right side
It is bonded with the right side of planetary gear 2.The left outside thrust ring 7 of this setting and right outer thrust ring 8 equally have structure simply,
Advantage convenient for disassembly and assembly, connection is reliable.
As prioritization scheme, present embodiment allows the left and right end face of planetary gear 2 to be all made of circular conical surface and makes to justify
Cone angle is between 174 °~179 °, and loading end 51, left outside loading end 71 and right outer loading end 81 in left inside loading end 41, the right side
Outer edge be provided with cambered surface.This structure setting is conducive to establish lubricating oil film in each loading end, can effectively reduce each
Frictional force between loading end and planetary gear 2 further enhances 2 traveling comfort of planetary gear.As specific implementation
Mode, the present invention allow gear ring 3 and gear ring frame 31 to use following connection type: connecting chainring is arranged on the inside of the right end of gear ring 3
34, external tooth is opened up on the outside of the left end of gear ring frame 31, allows the left end of gear ring frame 31 to be set in connecting chainring 34 and nibbles the two
It closes, and first retaining ring 35 is set to be limited on the right side of the external tooth of gear ring frame 31.This connection type is simple with structure, tears open
The characteristics of dress convenience, high reliablity.
As the scheme that advanced optimizes, present embodiment is provided with support between sun gear 11 and planetary wheel carrier 22
Disk 9 allows support plate 9 to cover the right end in sun gear 11 by its left end inner cavity, and in the right side of support plate 9 and planetary wheel carrier 22
Between be provided with thrust bearing 23 and elastic washer 24.It can be offset between drive shaft 1 and planetary wheel carrier 22 by thrust bearing 23
Relative rotation, by elastic washer 24 can balance planetary wheel carrier 22 be axially moved, enhance structural stability and reliable performance
Property.Meanwhile present embodiment allows the left end inner cavity of support plate 9 provided with big cylindrical cavity, conical cavity and roundlet from left to right
Chamber, and lock ring 6 is made to use elastic lock ring, allow the right side of lock ring 6 to be stuck in the small cylindrical cavity of support plate 9.This setting can make
Lock ring 6 improves adaptability along axial a small amount of compressive deformation.Further, present embodiment is by allowing the right side of lock ring 6
Half portion inner cavity uses pyramidal structure left small and right large, and makes the right side wall of 11 upper limit annular groove 12 of sun gear using the conical surface, into one
Step improves adaptability.In addition, to improve the stability of structure, left end and planet of the present embodiment in support plate 9
The second retaining ring 25 is provided between wheel carrier 22.For adjust left inside thrust ring 4 and right inner thrust ring 5 and planetary gear 2 and between
Axial position, present embodiment are also provided with adjustment gasket 13 in the left side of left inside thrust ring 4.
Above embodiments are only the descriptions carried out to the preferred embodiment of the present invention, and model not is claimed to the present invention
It encloses and is defined, without departing from the design concept of the invention, the technical solution of those skilled in the art according to the present invention
The various modifications made, should fall within the scope of protection determined by the claims of the present invention.
Claims (10)
1. a kind of high-power helical teeth planetary transmission, including drive shaft (1), planetary gear (2) and gear ring (3), the drive
The right end of moving axis (1) is equipped with sun gear (11), and the planetary gear (2) is equipped with multiple and it is made to be evenly distributed on sun gear (11)
Around, planetary gear (2) is mounted on planetary wheel carrier (22) by planet wheel bearing (21), and the gear ring (3) covers multiple
The outside of planetary gear (2), the right end of gear ring (3) are mounted on gear ring frame (31), and planetary gear (2) is angular gear and makes it
It is engaged respectively with sun gear (11) and gear ring (3), which is characterized in that the two sides of the planetary gear (2) are correspondingly provided with left inside stop
Throw-out collar (4) and right inner thrust ring (5), the left inside thrust ring (4) and right inner thrust ring (5) are used to rotate planetary gear (2)
When the axial force transmission that generates give drive shaft (1).
2. a kind of high-power helical teeth planetary transmission according to claim 1, which is characterized in that the left inside thrust
Ring (4) and right inner thrust ring (5) offer internal tooth；Left inside thrust ring (4) is set on sun gear (11) and engages the two,
The right side of left inside thrust ring (4) is equipped with left inside loading end (41) and is bonded it with the left side of planetary gear (2), left inside thrust
The left side of ring (4) is equipped with position-limit mechanism；Right inner thrust ring (5) is set on sun gear (11) and engages the two, thrust in the right side
The left side of ring (5) is equipped with loading end (51) in the right side and is bonded it with the right side of planetary gear (2), right inner thrust ring (5)
Right side is equipped with lock ring (6), and lock ring (6) is mounted in the circumferentially arranged limited ring groove (12) of sun gear (11).
3. a kind of high-power helical teeth planetary transmission according to claim 2, which is characterized in that the planetary gear
(2) two sides are also correspondingly provided with left outside thrust ring (7) and right outer thrust ring (8), the left outside thrust ring (7) and right outer thrust ring
(8) for rotating planetary gear (2) axial force transmission generated when gives gear ring (3).
4. a kind of high-power helical teeth planetary transmission according to claim 3, which is characterized in that the gear ring (3)
Left end on the inside of be equipped with separation annular groove (32) circumferentially, the left side for separating annular groove (32) forms limited ring dais (33)；The left side
The outside of outer thrust ring (7) is equipped with baffle ring circumferentially and offers external tooth, and left outside thrust ring (7) is set in gear ring (3) simultaneously
Engage the two, the right side of left outside thrust ring (7) is equipped with left outside loading end (71) and makes the left end face paste of itself and planetary gear (2)
It closes, the left side of baffle ring is bonded with the right side of limited ring dais (33)；The outer thrust ring in the right side (8) and gear ring frame (31) are linked as one
Body, the left side of right outer thrust ring (8) are equipped with right outer loading end (81) and are bonded it with the right side of planetary gear (2).
5. a kind of high-power helical teeth planetary transmission according to claim 4, which is characterized in that the planetary gear
(2) left and right end face is circular conical surface and makes 174 °~179 ° of coning angle；Loading end in the left inside loading end (41), the right side
(51), the outer edge of left outside loading end (71) and right outer loading end (81) is equipped with cambered surface.
6. a kind of high-power helical teeth planetary transmission according to claim 5, which is characterized in that the gear ring (3)
Right end on the inside of be equipped with connecting chainring (34), offer external tooth, a left side for gear ring frame (31) on the outside of the left end of the gear ring frame (31)
End cap is located in connecting chainring (34) and engages the two, is equipped with the first retaining ring (35) on the right side of the external tooth of gear ring frame (31).
7. a kind of high-power helical teeth planetary transmission according to claim 6, which is characterized in that the sun gear
(11) support plate (9) are equipped between planetary wheel carrier (22), support plate (9) is covered by its left end inner cavity on the right side of sun gear (11)
End is equipped with thrust bearing (23) and elastic washer (24) between the right side and planetary wheel carrier (22) of support plate (9).
8. a kind of high-power helical teeth planetary transmission according to claim 7, which is characterized in that the support plate
(9) left end inner cavity includes the big cylindrical cavity, conical cavity and small cylindrical cavity being arranged from left to right, and the lock ring (6) is elastic lock ring, lock
The right side of ring (6) is stuck in the small cylindrical cavity of support plate (9).
9. a kind of high-power helical teeth planetary transmission according to claim 8, which is characterized in that the lock ring (6)
Right side inner cavity be in pyramidal structure left small and right large, the right side wall of sun gear (11) the upper limit annular groove (12) is the conical surface.
10. a kind of high-power helical teeth planetary transmission according to claim 10, which is characterized in that the support plate
(9) the second retaining ring (25) are equipped between left end and planetary wheel carrier (22), are additionally provided with adjustment on the left of the left inside thrust ring (4)
Gasket (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910307016.XA CN110107660A (en) | 2019-04-17 | 2019-04-17 | A kind of high-power helical teeth planetary transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910307016.XA CN110107660A (en) | 2019-04-17 | 2019-04-17 | A kind of high-power helical teeth planetary transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110107660A true CN110107660A (en) | 2019-08-09 |
Family
ID=67485653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910307016.XA Pending CN110107660A (en) | 2019-04-17 | 2019-04-17 | A kind of high-power helical teeth planetary transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110107660A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113187877A (en) * | 2021-05-11 | 2021-07-30 | 中国船舶重工集团公司第七0三研究所 | Axial force conical surface thrust structure for high-speed heavy-load helical gear transmission system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1558033A (en) * | 1976-05-10 | 1979-12-19 | Bhs Bayerische Berg | Planetary gear |
| DE4216397A1 (en) * | 1992-05-18 | 1993-11-25 | Zahnradfabrik Friedrichshafen | Epicyclic helical gearbox for vehicles - has thrust rings between gears to support axial force |
| DE19604824A1 (en) * | 1996-02-12 | 1997-08-14 | Zahnradfabrik Friedrichshafen | Planetary gear |
| CN1162986A (en) * | 1994-11-09 | 1997-10-22 | 腓特烈斯港齿轮工厂股份公司 | Helically cut planetary gear |
| CN201245071Y (en) * | 2008-07-31 | 2009-05-27 | 重庆江通机械有限责任公司 | Special hub reduction gear |
| CN204784504U (en) * | 2014-02-05 | 2015-11-18 | Zf腓德烈斯哈芬股份公司 | Planetary gear transmission device and have grouping derailleur of planetary gear transmission device |
-
2019
- 2019-04-17 CN CN201910307016.XA patent/CN110107660A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1558033A (en) * | 1976-05-10 | 1979-12-19 | Bhs Bayerische Berg | Planetary gear |
| DE4216397A1 (en) * | 1992-05-18 | 1993-11-25 | Zahnradfabrik Friedrichshafen | Epicyclic helical gearbox for vehicles - has thrust rings between gears to support axial force |
| CN1162986A (en) * | 1994-11-09 | 1997-10-22 | 腓特烈斯港齿轮工厂股份公司 | Helically cut planetary gear |
| DE19604824A1 (en) * | 1996-02-12 | 1997-08-14 | Zahnradfabrik Friedrichshafen | Planetary gear |
| CN201245071Y (en) * | 2008-07-31 | 2009-05-27 | 重庆江通机械有限责任公司 | Special hub reduction gear |
| CN204784504U (en) * | 2014-02-05 | 2015-11-18 | Zf腓德烈斯哈芬股份公司 | Planetary gear transmission device and have grouping derailleur of planetary gear transmission device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113187877A (en) * | 2021-05-11 | 2021-07-30 | 中国船舶重工集团公司第七0三研究所 | Axial force conical surface thrust structure for high-speed heavy-load helical gear transmission system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108413003A (en) | The double-deck planetary conical cone gear mechanism differential mechanism inside and outside one kind | |
| CN106143131A (en) | Sleeve rotor motor and folk art term planetary reduction gear band differential electric automobile dynamic system | |
| CN103438177A (en) | Multi-cam self-adaptive multi-gear automatic transmission | |
| US20130231213A1 (en) | Transmission with double-sun, annular gear, and outer gear coplanar gear set | |
| CN207437716U (en) | Two shift transmission transmission mechanism of electric car | |
| CN110107660A (en) | A kind of high-power helical teeth planetary transmission | |
| CN104879473B (en) | A kind of clutch and peripheral assembly structure | |
| CN206439354U (en) | Hub reduction planetary mechanism speed changer for pure electric system | |
| CN108150637B (en) | Multi-gear EV power device | |
| CN109578524A (en) | Wheel motor drive device single-stage helical teeth planetary reduction gear | |
| CN201110353Y (en) | Helical teeth planet time-shelf mechanism | |
| CN110886815B (en) | Gear transmission steering device of aircraft landing gear | |
| CN208774418U (en) | A kind of non-maintaining single-stage speed reducing electric drive axle | |
| CN209398799U (en) | High-speed planetary gear train reducer structure with large speed ratio | |
| CN109073049B (en) | Hub type double-speed changing device | |
| CN209196049U (en) | Compound epicyclic reduction gear | |
| CN211223754U (en) | Coaxial reverse gear for heavy chain transmission motorcycle | |
| CN106740086A (en) | A kind of bending moment differential drive device of coaxial input and output | |
| CN209616873U (en) | A kind of positive and negative unidirectional coaxial two stage speed change wheel apparatus | |
| CN103863515B (en) | For the transmission device of wheel | |
| CN207349371U (en) | Tractor creeper gear transmission mechanism and the tractor using the mechanism | |
| CN208804191U (en) | The double-deck planetary conical cone gear mechanism differential mechanism inside and outside one kind | |
| CN208203967U (en) | A kind of speed reducer with speed-regulating function | |
| CN207673794U (en) | A kind of RV reduction gear boxes applied to electronic parking power assembly | |
| CN206290666U (en) | A kind of coaxial not synchronized bending moment differential mechanism of input and output |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190809 |