CN107606076A - A kind of two gear power transmissions with synchronizer - Google Patents
A kind of two gear power transmissions with synchronizer Download PDFInfo
- Publication number
- CN107606076A CN107606076A CN201711012770.8A CN201711012770A CN107606076A CN 107606076 A CN107606076 A CN 107606076A CN 201711012770 A CN201711012770 A CN 201711012770A CN 107606076 A CN107606076 A CN 107606076A
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- Prior art keywords
- gear
- input shaft
- lock ring
- planetary gearsets
- synchronizer
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims description 4
- 238000005183 dynamical system Methods 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The present invention relates to a kind of two gear power transmissions with synchronizer, including gear shift unit, gear shift unit power is provided by hydraulic system, gear shift unit is connected with synchronizing shaft combined cover, synchronizing shaft combined cover outer end is provided with input shaft lock ring, input shaft lock ring, which is set, to be arranged on input shaft, input shaft lock ring outer end is provided with housing lock ring, housing lock ring is arranged on casing, sun gear is provided with input shaft, planet carrier is additionally provided with input shaft, planetary gearsets one are provided with planet carrier, planetary gearsets two, planetary gearsets one engage with sun gear, planetary gearsets one also engage with planetary gearsets two, planetary gearsets two engage with external toothing, external toothing is connected with transmission drive gear.The present invention is simple for structure, reasonable in design, and the decelerator of action edge transmission by the action of HYDRAULIC CONTROL SYSTEM synchronizer, can be entered using this device, can improve vehicle electric energy utilization rate and distance travelled, and its various aspects of performance is more prominent.
Description
Technical field
The present invention relates to power transmission device technical field, more particularly to a kind of two gear power transmission dresses with synchronizer
Put.
Background technology
In automatic transmission used in conventional fuel oil automobile, coordinated by two-part structure and realize cutting between different stalls
Change, the gear that a part is made up of multiple planetary gear trains, another part is by each clutch, brake and individual event clutch
The gearshift part of device composition, because clutch and brake belong to friction element, with increasing for friction element, damaged by friction
It is also unavoidable to lose the efficiency reduction brought.Electric automobile is driven using motor, and motor is operated between high efficient area and can saved
Electric energy, improve the distance travelled of vehicle；Using the electric car of fixed speed ratio to the utilization rate of motor than relatively low, and use too much
Shift structure complexity speed changer can cause the efficiency of motor to decline；Therefore, power loss is smaller, more compact structure, simple, assembling
Convenient power transmission turns into following developing direction of speed reducer for electric vehicle.
The content of the invention
Instant invention overcomes above-mentioned the deficiencies in the prior art, there is provided a kind of two gear power transmission dresses with synchronizer
Put.
Technical scheme：
A kind of two gear power transmissions with synchronizer, including casing, gear shift unit, synchronizer combined cover, input
Axle lock ring, input shaft, output shaft, housing lock ring, external toothing, transmission drive gear, transfer driven gear, planetary gearsets one,
Planetary gearsets two, planet carrier, sun gear, the gear shift unit power are provided by hydraulic system, the gear shift unit with it is synchronous
Axle combined cover connects, and the synchronizing shaft combined cover outer end is provided with input shaft lock ring, and the input shaft lock ring sets and is arranged on institute
State on input shaft, the input shaft lock ring outer end is provided with housing lock ring, and the housing lock ring is arranged on casing, the input
The sun gear is provided with axle, planet carrier is additionally provided with the input shaft, the planet tooth is provided with the planet carrier
Wheel group one, the planetary gearsets two, the planetary gearsets one engage with the sun gear, the planetary gearsets one also with
The planetary gearsets two engage, and the planetary gearsets two engage with external toothing, and the external toothing connects with transmission drive gear
Connect；
The transmission drive gear engages with the transfer driven gear, and the transfer driven gear is fixedly mounted on described
On power transmission shaft, first gear is additionally provided with the power transmission shaft, the first gear engages with second gear, the second gear
It is fixedly mounted on the output shaft；
The input shaft, the output shaft, the power transmission shaft are horizontally arranged at the box house.
Preferably, the input shaft lock ring and planet carrier are connected with input shaft spline respectively.
Preferably, it is additionally provided with differential mechanism on the output shaft.
The present invention has the advantages that relative to prior art：
The two gear power transmissions disclosed by the invention with synchronizer control synchronizer combined cover by gear shift unit
Input shaft lock ring is combined with sun gear or housing lock ring is combined with sun gear, control the transmission of power, ensure power transmission
Loss reduce, the present apparatus is relative to a gear more than the single grade of decelerator currently mainly used so as to realizing that electric car is rising
Step and accelerate when decelerator be operated in low-grade location realize high pulling torque output be easy to electric car to accelerate, in high speed using high tap position from
And improve max. speed and ensure that motor is operated in high efficiency range, so as to relative to single grade of decelerator, can mainly be carried from performance
Acceleration when high max. speed and starting and acceleration, by the speeds match of decelerator, motor can be more operated in
High efficient area, final output high pulling torque area can improve, while motor can be designed to that the bigger maximum speed of moment of torsion is more lower, section
The cost of power saving machine, and reduce existing battery of electric vehicle off-capacity, the problem of course continuation mileage is short；This other decelerator uses
Planetary gear is driven relative to ordinary gear transmission with small volume, in light weight, compact-sized, transmits that power is big, carrying
Ability is high；Gearratio is big；The advantages of stable movement, stronger shock resistance and ability of vibration；The present apparatus has to enter using synchronizer
The feature of row gearshift, had according to the eigen present apparatus when running at high speed in order that shift gears more smooth-going and quickly and reduces two
The trouble of secondary gearshift, changed without stopping can in neutral gear, improve the comfortableness of driving, reduced during gearshift between gear
Abrasion, serve the effect for the service life for extending speed changer.
Apparatus of the present invention are simple for structure, reasonable in design, can be this by the action of HYDRAULIC CONTROL SYSTEM synchronizer, use
Device enters the decelerator of action edge transmission, can improve vehicle electric energy utilization rate and distance travelled, and its various aspects of performance is more
It is prominent.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of invention.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is that synchronizer combined cover of the present invention makes housing lock ring and sun gear integrated structure schematic diagram；
Fig. 3 is the structural representation that synchronizer combined cover of the present invention makes that input shaft lock ring is combined with sun gear.
1- casings in figure；2- gear shift units；3- synchronizer combined covers；4- input shaft lock rings；5- input shafts；6- housings are locked
Ring；7- external toothings；8- is driven drive gear；9- planetary gearsets two；10- planetary gearsets one；11- planet carriers；The 12- sun
Wheel；13- transfer driven gears；14- first gears；15- power transmission shafts；16- second gears；17- output shafts.
Embodiment
Below with reference to accompanying drawing, the present invention is described in detail.
With reference to shown in Fig. 1 to Fig. 3, a kind of Maintenance of Agricultural Machinery platform disclosed in the present embodiment, including casing 1, gear shift unit 2,
Synchronizer combined cover 3, input shaft lock ring 4, input shaft 5, output shaft 17, housing lock ring 6, external toothing 7, transmission drive gear 8, biography
Dynamic driven gear 13, planetary gearsets 1, planetary gearsets 29, planet carrier 11, sun gear 12, the gear shift unit 2 with it is same
Step device combined cover 3 connects, and the outer end of synchronizer combined cover 3 is provided with input shaft lock ring 4, and the input shaft lock ring 4 sets peace
On the input shaft 5, the outer end of input shaft lock ring 4 is provided with housing lock ring 6, and the housing lock ring 6 is arranged on casing 1
On, the sun gear 12 is provided with the input shaft 5, planet carrier 11, the planet carrier are additionally provided with the input shaft 5
The planetary gearsets 1, the planetary gearsets 2 10, the planetary gearsets 1 and the sun are provided with 11
The engagement of wheel 12, the planetary gearsets 1 also engage with the planetary gearsets 29, the planetary gearsets 29 and external tooth
The engagement of circle 7, the external toothing 7 are connected with transmission drive gear 8；
The transmission drive gear 8 is engaged with the transfer driven gear 9, and the transfer driven gear 9 is fixedly mounted on
On the power transmission shaft 15,15 are additionally provided with first gear 14 on the power transmission shaft, and the first gear 14 engages with second gear,
The second gear 16 is fixedly mounted on the output shaft 17；
The input shaft 5, the power transmission shaft 15, the output shaft 17 are installed in parallel in inside the casing 1 successively.
Specifically, the input shaft lock ring 4 and planet carrier 11 are connected with the spline of input shaft 5 respectively.
Specifically, it is additionally provided with differential mechanism on the output shaft 17.
For the present invention when system needs to realize a certain gear, hydraulic system 1 controls synchronizer knot according to the control of electric signal
Trap 3 realizes interoperation between input shaft lock ring 4, housing lock ring 6 and sun gear 12, planet carrier 11 and input shaft 5 and input
Power is connected；
Synchronizer combined cover 3 makes housing lock ring 6 be combined with sun gear 12 (accompanying drawing 2), and housing lock ring 6 makes sun gear 12
Dynamic, power inputs from planet carrier 11, input shaft 5, and planet carrier, which rotates, drives 29 turns of planetary gearsets 1 and planetary gearsets
Dynamic, because sun gear 12 is braked by housing lock ring 6, external toothing 7 rotates in the case where the planetary gearsets two being engaged with act on, power
Exported with external toothing 7 and transmission drive gear 8, the power of output is by being driven drive gear 8, transfer driven gear 13, first
Gear 14, second gear 16 are delivered to tire；
Synchronizer combined cover 3 makes input shaft lock ring 4 be combined (accompanying drawing 3) with sun gear 12, by sun gear 12 and input shaft 5
It is fixed together, planet carrier 11, input shaft 5 and sun gear 12 while input power, sun gear 12 and planet carrier 11 are synchronized
Rotate, planetary mechanism is locked, realize 1:Than output power, power exports 1 speed with external toothing 7 and transmission drive gear 8, defeated
The power gone out is delivered to tire by being driven drive gear 8, transfer driven gear 13, first gear 14, second gear 16；
When system switches between two gears, it is necessary to by hydraulic system 1 gear shift unit 2 is carried out it is electro-hydraulic accurate
Control, when realizing that synchronizer combined cover 3 make it that housing lock ring 6 is combined with sun gear 12 in motion, input shaft lock ring 4 and the sun
The separation of wheel 12；Conversely, when input shaft lock ring 4 is combined with sun gear 12, housing lock ring 6 separates with input shaft 12.
Above example is the exemplary illustration to this patent, does not limit its protection domain, people in the art
Member can also be changed to its part, as long as no the Spirit Essence beyond this patent, all in the protection domain of this patent.
Claims (3)
1. a kind of two gear power transmissions with synchronizer, it is characterised in that including casing (1), gear shift unit (2), same
Walk device combined cover (3), input shaft lock ring (4), input shaft (5), output shaft (17), housing lock ring (6), external toothing (7), transmission drive
Moving gear (8), transfer driven gear (13), planetary gearsets one (10), planetary gearsets two (9), planet carrier (11), sun gear
(12), the dynamical system of the gear shift unit (2) provides with hydraulic system, the gear shift unit (2) and synchronizer combined cover (3)
Connection, synchronizer combined cover (3) outer end are provided with input shaft lock ring (4), and the input shaft lock ring (4) sets and is arranged on institute
State on input shaft (5), input shaft lock ring (4) outer end is provided with housing lock ring (6), and the housing lock ring (6) is arranged on case
On body (1), the sun gear (12) is provided with the input shaft (5), planet carrier is additionally provided with the input shaft (5)
(11) planetary gearsets one (9), the planetary gearsets two (10), the planet, are provided with the planet carrier (11)
Gear train one (10) engages with the sun gear (12), the planetary gearsets one (10) also with the planetary gearsets two (9)
Engagement, the planetary gearsets two (9) are engaged with external toothing (7), and the external toothing (7) is connected with transmission drive gear (8)；
The transmission drive gear (8) is engaged with the transfer driven gear (9), and the transfer driven gear (9) is fixedly mounted
On the power transmission shaft (15), (15) are additionally provided with first gear (14) on the power transmission shaft, the first gear (14) and the
Two gears are engaged, and the second gear (16) is fixedly mounted on the output shaft (17)；
The input shaft (5), the power transmission shaft (15), the output shaft (17) are installed in parallel in the casing (1) inside successively.
A kind of 2. two gear power transmissions with synchronizer according to claim 1, it is characterised in that the input
Axle lock ring (4) and planet carrier (11) are connected with input shaft (5) spline respectively.
A kind of 3. two gear power transmissions with synchronizer according to claim 1, it is characterised in that the output
Axle is additionally provided with differential mechanism on (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711012770.8A CN107606076A (en) | 2017-10-26 | 2017-10-26 | A kind of two gear power transmissions with synchronizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711012770.8A CN107606076A (en) | 2017-10-26 | 2017-10-26 | A kind of two gear power transmissions with synchronizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107606076A true CN107606076A (en) | 2018-01-19 |
Family
ID=61080755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711012770.8A Pending CN107606076A (en) | 2017-10-26 | 2017-10-26 | A kind of two gear power transmissions with synchronizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107606076A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296721A (en) * | 2018-09-26 | 2019-02-01 | 重庆钟华机械有限责任公司 | The two-speed automatic transmission of electric vehicle |
| CN110385982A (en) * | 2018-04-18 | 2019-10-29 | 舍弗勒技术股份两合公司 | Electric bridge driving system and vehicle |
| CN110385983A (en) * | 2018-04-18 | 2019-10-29 | 舍弗勒技术股份两合公司 | Electric bridge driving system and vehicle |
| KR20200138989A (en) * | 2019-06-03 | 2020-12-11 | 주식회사 디아이씨 | Two-stage speed reducer for vehicle and control method of it |
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|---|---|---|---|---|
| GB0201583D0 (en) * | 2002-01-24 | 2002-03-13 | Torotrak Dev Ltd | Continuously variable ratio transmission system |
| CN102182801A (en) * | 2011-05-19 | 2011-09-14 | 苏州安远新能源动力有限公司 | Two-gear automatic transmission of planet wheel type electric automobile |
| CN102303517A (en) * | 2011-06-23 | 2012-01-04 | 苏州安远新能源动力有限公司 | Extended range hybrid electric vehicle power system with modes switched by synchronizer |
| KR20130104368A (en) * | 2012-03-13 | 2013-09-25 | 자동차부품연구원 | Two stage variable speed type transmission device for electric vehicle |
| CN103332108A (en) * | 2013-07-18 | 2013-10-02 | 合肥工业大学 | Two-gear power transmission system for BEV integrated planetary gear train |
| US20150011349A1 (en) * | 2012-10-05 | 2015-01-08 | American Axle & Manufacturing, Inc. | Single speed and two-speed disconnecting axle arrangements |
| CN104364148A (en) * | 2012-05-31 | 2015-02-18 | 罗伯特·博世有限公司 | Planetary gear transmission and electric vehicle |
| CN105501057A (en) * | 2016-01-26 | 2016-04-20 | 吉林大学 | Electric driving system based on single-planet-row two-gear transmission |
| CN107044518A (en) * | 2017-02-22 | 2017-08-15 | 哈尔滨东安汽车发动机制造有限公司 | A kind of two grades of power transmissions |
| CN207378074U (en) * | 2017-10-26 | 2018-05-18 | 哈尔滨东安汽车发动机制造有限公司 | A kind of two gear power transmissions with synchronizer |
-
2017
- 2017-10-26 CN CN201711012770.8A patent/CN107606076A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0201583D0 (en) * | 2002-01-24 | 2002-03-13 | Torotrak Dev Ltd | Continuously variable ratio transmission system |
| CN102182801A (en) * | 2011-05-19 | 2011-09-14 | 苏州安远新能源动力有限公司 | Two-gear automatic transmission of planet wheel type electric automobile |
| CN102303517A (en) * | 2011-06-23 | 2012-01-04 | 苏州安远新能源动力有限公司 | Extended range hybrid electric vehicle power system with modes switched by synchronizer |
| KR20130104368A (en) * | 2012-03-13 | 2013-09-25 | 자동차부품연구원 | Two stage variable speed type transmission device for electric vehicle |
| CN104364148A (en) * | 2012-05-31 | 2015-02-18 | 罗伯特·博世有限公司 | Planetary gear transmission and electric vehicle |
| US20150011349A1 (en) * | 2012-10-05 | 2015-01-08 | American Axle & Manufacturing, Inc. | Single speed and two-speed disconnecting axle arrangements |
| CN103332108A (en) * | 2013-07-18 | 2013-10-02 | 合肥工业大学 | Two-gear power transmission system for BEV integrated planetary gear train |
| CN105501057A (en) * | 2016-01-26 | 2016-04-20 | 吉林大学 | Electric driving system based on single-planet-row two-gear transmission |
| CN107044518A (en) * | 2017-02-22 | 2017-08-15 | 哈尔滨东安汽车发动机制造有限公司 | A kind of two grades of power transmissions |
| CN207378074U (en) * | 2017-10-26 | 2018-05-18 | 哈尔滨东安汽车发动机制造有限公司 | A kind of two gear power transmissions with synchronizer |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110385982A (en) * | 2018-04-18 | 2019-10-29 | 舍弗勒技术股份两合公司 | Electric bridge driving system and vehicle |
| CN110385983A (en) * | 2018-04-18 | 2019-10-29 | 舍弗勒技术股份两合公司 | Electric bridge driving system and vehicle |
| CN109296721A (en) * | 2018-09-26 | 2019-02-01 | 重庆钟华机械有限责任公司 | The two-speed automatic transmission of electric vehicle |
| KR20200138989A (en) * | 2019-06-03 | 2020-12-11 | 주식회사 디아이씨 | Two-stage speed reducer for vehicle and control method of it |
| KR102195972B1 (en) * | 2019-06-03 | 2020-12-28 | 주식회사 디아이씨 | Two-stage speed reducer for vehicle and control method of it |
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180119 |
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| RJ01 | Rejection of invention patent application after publication |