CN207378074U - A kind of two gear power transmissions with synchronizer - Google Patents
A kind of two gear power transmissions with synchronizer Download PDFInfo
- Publication number
- CN207378074U CN207378074U CN201721396817.0U CN201721396817U CN207378074U CN 207378074 U CN207378074 U CN 207378074U CN 201721396817 U CN201721396817 U CN 201721396817U CN 207378074 U CN207378074 U CN 207378074U
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- CN
- China
- Prior art keywords
- gear
- input shaft
- lock ring
- planetary gear
- gear set
- 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.)
- Expired - Fee Related
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Abstract
The utility model is related 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 mounted on input shaft, input shaft lock ring outer end is provided with housing lock ring, housing lock ring is mounted on babinet, sun gear is provided on input shaft, planet carrier is additionally provided on input shaft, planetary gear set one is provided on planet carrier, planetary gear set two, planetary gear set one is engaged with sun gear, planetary gear set one is also engaged with planetary gear set two, planetary gear set two is engaged with external toothing, external toothing is connected with transmission drive gear.The utility model is simple for structure, design is reasonable, can improve vehicle electric energy utilization rate and distance travelled by the action of HYDRAULIC CONTROL SYSTEM synchronizer, the retarder transferred using this device into action edge, various aspects of performance is more prominent.
Description
Technical field
The utility model is related to power transmission device technical fields more particularly to a kind of two gear power with synchronizer to pass
Delivery device.
Background technology
In automatic transmission used in conventional fuel oil automobile, pass through cutting between two-part structure cooperation realization different stalls
It changes, the gear that a part is made of multiple planetary gear trains, another part is by each clutch, brake and individual event clutch
The gearshift component of device composition since clutch and brake belong to friction element, with increasing for friction element, is damaged by friction
It is also unavoidable to lose the efficiency reduction brought.Electric vehicle is driven using motor, and motor is operated between high efficient area and can saved
Electric energy improves 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 smaller, more compact structure, simple, assembling
Convenient power transmission becomes the developing direction in speed reducer for electric vehicle future.
The content of the invention
The utility model overcomes above-mentioned the deficiencies in the prior art, provides a kind of two gear power with synchronizer and transfers
Device.
The technical solution of the utility model：
A kind of two gear power transmissions with synchronizer, including babinet, gear shift unit, synchronizer combined cover, input
Axis lock ring, input shaft, output shaft, housing lock ring, external toothing, transmission drive gear, transfer driven gear, planetary gear set one,
Planetary gear set two, planet carrier, sun gear, the gear shift unit power are provided by hydraulic system, the gear shift unit with it is synchronous
Axis combined cover connects, and the synchronizing shaft combined cover outer end is provided with input shaft lock ring, and the input shaft lock ring, which is set, is mounted on institute
It states on input shaft, the input shaft lock ring outer end is provided with housing lock ring, and the housing lock ring is mounted on babinet, the input
The sun gear is provided on axis, planet carrier is additionally provided on the input shaft, the planet tooth is provided on the planet carrier
Wheel group one, the planetary gear set two, the planetary gear set one are engaged with the sun gear, the planetary gear set one also with
The planetary gear set two engages, and the planetary gear set two is engaged with external toothing, and the external toothing connects with transmission drive gear
It connects；
The transmission drive gear is engaged with the transfer driven gear, and the transfer driven gear is fixedly mounted on described
On transmission shaft, first gear is additionally provided on the transmission shaft, the first gear is engaged with second gear, the second gear
It is fixedly mounted on the output shaft；
The input shaft, the output shaft, the transmission shaft are horizontally arranged at the box house.
Preferably, the input shaft lock ring and planet carrier are connected respectively with input shaft spline.
Preferably, it is additionally provided with differential mechanism on the output shaft.
The utility model has the advantages that compared with the prior art：
The disclosed two gear power transmissions with synchronizer of the utility model control synchronizer knot by gear shift unit
Trap makes input shaft lock ring be combined with sun gear or housing lock ring is made to be combined with sun gear, controls the transmission of power, ensures power
The loss of transmission reduces, and the present apparatus is compared with currently having led more than single grade of retarder to be used a gear so as to fulfill electric car
In starting and acceleration, retarder is operated in low-grade location and realizes that large torque output accelerates convenient for electric car, and top grade is used in high speed
Position is so as to improve max. speed and ensure that motor is operated in high efficiency range, main from performance so as to compared with single grade of retarder
Acceleration when can improve max. speed and starting and accelerate, by the speeds match of retarder, motor can more works
Make in high efficient area, final output large torque area can improve, while motor can be designed to torque bigger maximum speed relatively low one
A bit, the cost of motor is saved, and reduces existing battery of electric vehicle off-capacity, the problem of course continuation mileage is short；In addition this deceleration
Device is driven using planetary gear has small, light-weight, compact-sized, transmission power compared with ordinary gear transmission
Greatly, bearing capacity is high；Gearratio is big；Stable movement, shock resistance and the stronger advantage of the ability of vibration；The present apparatus has using same
The feature shifted gears of step device has when running at high speed according to the eigen present apparatus in order to gearshift is made more to smooth out and quick and subtract
The trouble of secondary gearshift is lacked, without can be changed in neutral gear stop, has improved the comfort of driving, when gearshift reduces tooth
Abrasion between wheel plays the effect for the service life for extending speed changer.
The utility model apparatus structure is succinct, design is reasonable, can be used by the action of HYDRAULIC CONTROL SYSTEM synchronizer
The retarder that this device is transferred into action edge can improve vehicle electric energy utilization rate and distance travelled, various aspects of performance
It is more prominent.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent or recognized by the practice of invention.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is that the utility model synchronizer combined cover makes housing lock ring and sun gear integrated structure schematic diagram；
Fig. 3 is the structure diagram that the utility model synchronizer combined cover makes that input shaft lock ring is combined with sun gear.
1- babinets 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 gear sets two；10- planetary gear sets one；11- planet carriers；The 12- sun
Wheel；13- transfer driven gears；14- first gears；15- transmission shafts；16- second gears；17- output shafts.
Specific embodiment
The utility model is described in detail below with reference to attached drawing.
With reference to shown in Fig. 1 to Fig. 3, a kind of Maintenance of Agricultural Machinery platform disclosed in the present embodiment, including babinet 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 gear set 1, planetary gear set 29, planet carrier 11, sun gear 12, the gear shift unit 2 with it is same
Step device combined cover 3 connects, and 3 outer end of synchronizer combined cover is provided with input shaft lock ring 4, and the input shaft lock ring 4 sets peace
On the input shaft 5,4 outer end of input shaft lock ring is provided with housing lock ring 6, and the housing lock ring 6 is mounted on babinet 1
On, the sun gear 12 is provided on the input shaft 5, planet carrier 11, the planet carrier 11 are additionally provided on the input shaft 5
On be provided with the planetary gear set 1, the planetary gear set 29, the planetary gear set 1 and the sun gear 12
Engagement, the planetary gear set 1 are also engaged with the planetary gear set 29, and the planetary gear set 29 is nibbled with external toothing 7
It closes, the external toothing 7 is connected with transmission drive gear 8；
The transmission drive gear 8 is engaged with the transfer driven gear 13, and the transfer driven gear 13 is fixedly mounted
On the transmission shaft 15, first gear 14 is additionally provided on the transmission shaft 15, the first gear 14 is nibbled with second gear
It closes, the second gear 16 is fixedly mounted on the output shaft 17；
The input shaft 5, the transmission shaft 15, the output shaft 17 are installed in parallel in successively inside the babinet 1.
Specifically, the input shaft lock ring 4 and planet carrier 11 are connected respectively with 5 spline of input shaft.
Specifically, it is additionally provided with differential mechanism on the output shaft 17.
For the utility model when system needs to realize a certain gear, hydraulic system 1 is according to the control of electric signal, and control is synchronously
Device combined cover 3 realize between input shaft lock ring 4, housing lock ring 6 and sun gear 12 interoperation, planet carrier 11 and input shaft 5 with
Input power is connected；
Synchronizer combined cover 3 makes housing lock ring 6 be combined with sun gear 12 (attached drawing 2), and housing lock ring 6 makes sun gear 12
Dynamic, power is inputted from planet carrier 11, input shaft 5, and planet carrier, which rotates, drives 29 turns of planetary gear set 1 and planetary gear set
Dynamic, since sun gear 12 is braked by housing lock ring 6, external toothing 7 is rotated in the case where the planetary gear set two being engaged with acts on, power
It is 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 transferred to tire；
Synchronizer combined cover 3 makes input shaft lock ring 4 be combined (attached drawing 3) with sun gear 12, and sun gear 12 and input shaft 5 are consolidated
Surely link together, planet carrier 11, input power, sun gear 12 and planet carrier 11 turn at the same speed simultaneously for input shaft 5 and sun gear 12
It is dynamic, planetary mechanism is locked, realizes 1:1 speed is exported than output power, power with external toothing 7 and transmission drive gear 8, output
Power is transferred 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 synchronizer combined cover 3 during exercise so that housing lock ring 6 is combined with sun gear 12, input shaft lock ring 4 and the sun
12 separation of wheel；Conversely, when input shaft lock ring 4 is combined with sun gear 12, housing lock ring 6 is separated with input shaft 12.
Above example is simply to the exemplary description of this patent does not limit its scope of protection, people in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (3)
1. a kind of two gear power transmissions with synchronizer, which is characterized in that including babinet (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 gear set one (10), planetary gear set two (9), planet carrier (11), sun gear
(12), the dynamical system of the gear shift unit (2) is provided 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), which is set, is mounted on institute
It states 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 mounted on case
On body (1), the sun gear (12) is provided on the input shaft (5), planet carrier is additionally provided on the input shaft (5)
(11), the planetary gear set one (10), the planetary gear set two (9), the planet are provided on the planet carrier (11)
Gear set one (10) is engaged with the sun gear (12), the planetary gear set one (10) also with the planetary gear set two (9)
Engagement, the planetary gear set 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 (13), the fixed peace of the transfer driven gear (13)
On the transmission shaft (15), be additionally provided with first gear (14) on the transmission shaft (15), the first gear (14) with
Second gear engages, and the second gear (16) is fixedly mounted on the output shaft (17)；
The input shaft (5), the transmission shaft (15), the output shaft (17) are installed in parallel in the babinet (1) inside successively.
A kind of 2. two gear power transmissions with synchronizer according to claim 1, which is characterized in that the input
Axis lock ring (4) and planet carrier (11) are connected respectively with input shaft (5) spline.
A kind of 3. two gear power transmissions with synchronizer according to claim 1, which is characterized in that the output
Axis is additionally provided with differential mechanism on (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721396817.0U CN207378074U (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 |
|---|---|---|---|
| CN201721396817.0U CN207378074U (en) | 2017-10-26 | 2017-10-26 | A kind of two gear power transmissions with synchronizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207378074U true CN207378074U (en) | 2018-05-18 |
Family
ID=62336412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721396817.0U Expired - Fee Related CN207378074U (en) | 2017-10-26 | 2017-10-26 | A kind of two gear power transmissions with synchronizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207378074U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606076A (en) * | 2017-10-26 | 2018-01-19 | 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 |
| CN111942159A (en) * | 2020-08-14 | 2020-11-17 | 江苏电子信息职业学院 | Braking energy recovery system of electric automobile and control method |
-
2017
- 2017-10-26 CN CN201721396817.0U patent/CN207378074U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606076A (en) * | 2017-10-26 | 2018-01-19 | 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 |
| CN111942159A (en) * | 2020-08-14 | 2020-11-17 | 江苏电子信息职业学院 | Braking energy recovery system of electric automobile and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20180518 Termination date: 20191026 |