CN206072260U - Automatic transmission - Google Patents
Automatic transmission Download PDFInfo
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- CN206072260U CN206072260U CN201621095555.XU CN201621095555U CN206072260U CN 206072260 U CN206072260 U CN 206072260U CN 201621095555 U CN201621095555 U CN 201621095555U CN 206072260 U CN206072260 U CN 206072260U
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- China
- Prior art keywords
- gear pair
- wheel
- jackshaft
- automatic transmission
- input shaft
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Abstract
This utility model belongs to speed changer manufacturing technology field, more particularly to a kind of automatic transmission, including motor, the input shaft being connected with the motor, the gear pair being arranged on the input shaft, driving wheel and the differential mechanism being arranged on the driving wheel, also include the jackshaft and speed reducing gear pair being arranged between the input shaft and the differential mechanism, the gear pair is included for being used for transmitting the first gear pair of power and second gear pair between the input shaft and the jackshaft, the lock unit for transmission of shifting gears between first gear pair and second gear pair is additionally provided with the jackshaft.This utility model has simple structure effectively, and tachometric survey feedback and control action are rationally effective, the advantage of lock unit synchronization action safe ready and lock unit long service life.
Description
Technical field
This utility model belongs to speed changer manufacturing technology field, more particularly to a kind of automatic transmission.
Background technology
In using the parallel axes often variator of engagement, the speed discrepancy for generally being produced come same step gear shifting using lock unit, but
It is, in New-energy power system, generally by the way of being directly connected to be fitted without clutch, make between variator and motor
The rotary inertia that lock unit must be needed synchronous is very big, lock in time can be caused long beyond the synchronous capacity of lock unit, synchronous
Lock unit damage is even resulted under device service life reduction, extreme case, so that variator loses gearshift function.
The Chinese utility model patent that patent announcement number is 204828507 U of CN, the day for announcing is 2015.12.02 is disclosed
A kind of two gears automatic speed changer for machine used for electric vehicle, including two gear mechanical transmissions, shift control mechanism, core is described
Shift control mechanism is automatic controller, including the gear shifting actuating mechanism that housing, shifting shaft, gear shifting pulling head are constituted, in gearshift
A motor for carrying turbine worm reducer structure is arranged in axle one end, and turbine and shifting shaft one end of turbine worm reducer structure are in
It is connected；The shifting shaft other end is provided with angle position sensor, and angle position sensor is fixedly connected with shifting shaft；Corner
Position sensor is monitored drive range and signal is passed to control unit, to judge drive range.
But there is speed changer structure complexity, the problem of using effect difference in the utility model.
Utility model content
The purpose of this utility model is to provide a kind of automatic transmission, and which can carry out automatic measurement and feed back to vehicle wheel rotational speed
It is adjusted with controlled motor rotating speed so that between lock unit and engage gear, speed discrepancy is less when shifting gears, it is ensured that synchronization action
It is smoothed out and extends the service life of lock unit.This utility model has simple structure effectively, and tachometric survey is fed back and controlled
Braking is made rationally effectively, the advantage of lock unit synchronization action safe ready and lock unit long service life.
The solve the above problems technical scheme of employing of this utility model is：Automatic transmission, including motor and described
Input shaft that motor is connected, the gear pair being arranged on the input shaft, driving wheel and it is arranged on the driving wheel
Differential mechanism, also including the jackshaft and speed reducing gear pair being arranged between the input shaft and the differential mechanism, the tooth
Wheel set is included for being used for transmitting the first gear pair of power and second gear between the input shaft and the jackshaft
Pair, is additionally provided with the synchronization for transmission of shifting gears between first gear pair and second gear pair on the jackshaft
Device.
Further preferred technical scheme is：The speed reducing gear pair includes the deceleration master being arranged on the jackshaft
Driving wheel and the reduction driven wheel be connected with the differential mechanism on the driving wheel is arranged on, the deceleration drivewheel is arranged on institute
State on jackshaft near one end of the motor.Deceleration drivewheel described in the setting is arranged on and the motor position
Put identical side so that the structure of the automatic transmission is compacter, convenient use.
Further preferred technical scheme is：The automatic transmission is also included for measuring the reduction driven rotation
First speed probe of speed, the motor speed measuring wheel being arranged on the motor and for measuring the motor speed measuring wheel
Second speed probe of rotating speed, the motor speed measuring wheel are arranged on the one end on the motor away from the input shaft.
First speed probe described in the setting carries out tachometric survey to the speed reducing gear pair, and is shifted gears in the lock unit
When the speed feedback of the speed reducing gear pair collected to the motor by first speed probe and adjusted
The rotating speed of the motor is allowed to be engaged with the rotating speed of the lock unit after gearshift, ensures the lock unit and combination gear
Speed discrepancy it is less, improve the using effect and service life of the lock unit, wherein the combination gear is separately positioned on institute
State in first gear pair and second gear pair, above-mentioned setting ensure that the gear shifting operation of the automatic transmission has spirit automatically
It is living, the characteristics of safe and reliable so that the automatic transmission has the advantages that efficiently easily to promote.
Further preferred technical scheme is：Secondary the first master for including being arranged on the input shaft of the first gear
Driving wheel and the first driven pulley being arranged on the jackshaft.
Further preferred technical scheme is：Secondary the second master for including being arranged on the input shaft of the second gear
Driving wheel and the second driven pulley being arranged on the jackshaft, the secondary gear ratio of the first gear are more than the second gear
Secondary gear ratio.
Further preferred technical scheme is：The driving wheel includes wheel hub and wheel shaft, and the wheel shaft is provided with use
In the first fixed disk that the wheel hub is fixedly connected by the first fixing bolt.
Further preferred technical scheme is：The first fixed disk anchor ring is provided with relative with the wheel hub outer ring surface
The fixed disk ring block answered, the fixed disk ring block are provided with the second fixing bolt for being connected with the wheel hub.This sets
So that the connection of the wheel hub and the wheel shaft is more firm in putting, the fixation of the wheel hub is carried out by force from different azimuth
Change, it is ensured that connection effect.
Further preferred technical scheme is：Second fixing bolt is respectively separated with first fixing bolt and is set
Put.Second fixing bolt described in the setting is circumferentially arranged on the wheel hub in array with first fixing bolt,
And interval setting ensures that the wheel hub has enough connection volumes successively, and connection is more uniformly stressed.
This utility model can carry out automatic measurement to vehicle wheel rotational speed and feedback is adjusted with controlled motor rotating speed so that changing
During gear, between lock unit and engage gear, speed discrepancy is less, it is ensured that the use longevity for being smoothed out and extending lock unit of synchronization action
Life.This utility model has simple structure effectively, and tachometric survey feedback and control action are rationally effective, lock unit synchronization action
The advantage of safe ready and lock unit long service life.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of embodiment 2 in this utility model.
Fig. 3 is the structural representation of embodiment 3 in this utility model.
Fig. 4 is the connected mode schematic diagram of wheel hub and wheel shaft in this utility model.
Fig. 5 is a kind of distributed architecture schematic diagram of the first fixing bolt and the second fixing bolt in this utility model.
Specific embodiment
Described below is only preferred embodiment of the present utility model, and not scope of the present utility model is defined.
Embodiment 1：As shown in accompanying drawing 1,4 and accompanying drawing 5, automatic transmission, including motor 1, and it is described drive electricity
Input shaft 2 that machine 1 is connected, the gear pair being arranged on the input shaft 2, driving wheel 4 and it is arranged on the driving wheel 4
Differential mechanism 3, it is also including the jackshaft 5 and speed reducing gear pair 6 being arranged between the input shaft 2 and the differential mechanism 3, described
Gear pair is included for being used for transmitting the first gear secondary 7 and second of power between the input shaft 2 and the jackshaft 5
Gear pair 8, is additionally provided with the jackshaft 5 between the first gear secondary 7 and second gear pair 8 for transmission of shifting gears
Lock unit 9.
The speed reducing gear pair 6 includes the deceleration drivewheel 601 being arranged on the jackshaft 5 and is arranged on the drive
The reduction driven wheel 602 being connected with the differential mechanism 3 on driving wheel 4, the deceleration drivewheel 601 are arranged on the jackshaft 5
Near one end of the motor 1.The automatic transmission is also included for measuring the of 602 rotating speed of reduction driven wheel
One speed probe 14, the motor speed measuring wheel 15 being arranged on the motor 1 and for measuring the motor speed measuring wheel
Second speed probe 16 of 15 rotating speeds, the motor speed measuring wheel 15 are arranged on the motor 1 away from the input shaft 2
One end, first speed probe, 14 pairs of speed reducing gear pairs 6 carry out tachometric survey, and carry out in the lock unit 9
The speed feedback of the speed reducing gear pair 6 has been collected to the motor by first speed probe 14 during gearshift
1 and adjust the rotating speed of the motor 1 and be allowed to be engaged with the rotating speed of the lock unit 9 after gearshift, ensure the lock unit 9
It is less with the speed discrepancy of combination gear, the using effect and service life of the lock unit 9 are improved, wherein the combination gear point
It is not arranged in the first gear secondary 7 and second gear pair 8, above-mentioned setting ensure that the change quick-action of the automatic transmission
Work has automatically flexibly, the characteristics of safe and reliable so that the automatic transmission has the advantages that efficiently easy popularization.
The first gear pair 7 include the first drivewheel 701 being arranged on the input shaft 2 and be arranged on it is described in
The first driven pulley 702 on countershaft 5.The second gear pair 8 includes the second drivewheel 801 being arranged on the input shaft 2
And the second driven pulley 802 being arranged on the jackshaft 5, the gear ratio of the first gear pair 7 is more than second tooth
The gear ratio of wheel set 8.
The driving wheel 4 includes wheel hub 401 and wheel shaft 402, and the wheel shaft 402 is provided with logical for the wheel hub 401
Cross the first fixed disk 404 that the first fixing bolt 403 is fixedly connected.First fixed disk, 404 anchor ring is provided with and the wheel
The corresponding fixed disk ring block 405 of 401 outer ring surface of hub, the fixed disk ring block 405 are provided with for being connected with the wheel hub 401
The second fixed fixing bolt 406 so that the connection of the wheel hub 401 and the wheel shaft 402 is more firm, from different azimuth pair
The fixation of the wheel hub 401 is strengthened, it is ensured that connection effect.Second fixing bolt 406 is fixed with described first
Bolt 403 is respectively separated setting, and second fixing bolt 406 is circumferentially set in array with first fixing bolt 405
Put on the wheel hub 401, and interval setting ensures that the wheel hub 401 has enough connection volumes successively, and cause
Connection is more uniformly stressed.
In the present embodiment, when needing to be changed to fast shelves from slow shelves, the automatic transmission will carry out adjustment action：
First, the lock unit 9 is engaged with the engage gear on first driven pulley 702, so power transmission line is
Motor 1, input shaft 2, first gear pair 7, lock unit 9, jackshaft 5, speed reducing gear pair 6, differential mechanism 3, most Zhongdao drive
Wheel 4, then after the automatic transmission is connected to the instruction of gear up, on the lock unit 9 and first driven pulley 702
Engage gear is separated, the rotating speed for then being measured by first speed probe 14, and analytical calculation simultaneously feeds back to described
Motor 1 so that the motor 1 reduces rotating speed so that the rotating speed of engage gear and institute on second driven pulley 802
The rotating speed for stating lock unit 9 is close or even identical, then completes synchronous docking action, and the motor is raised speed again, completes whole
Individual slow shelves are changed to the instruction of fast shelves, now power transmission line be motor 1, input shaft 2, second gear pair 8, lock unit 9,
Jackshaft 5, speed reducing gear pair 6, differential mechanism 3, most Zhongdao driving wheel 4.Accordingly, be changed to from fast shelves the switching mode of slow shelves with it is upper
State similar.
Embodiment 2：As shown in Figure 2, the jackshaft 5 compared with Example 1 except for the difference that in original embodiment 1
Add a drive shaft 11 between the speed reducing gear pair 6, the jackshaft 5 has been fixedly connected with the drive shaft 11, its
Described in differential mechanism 3 it is vertical with the jackshaft 5, the deceleration drivewheel 601 is fixedly installed on one end of the drive shaft 11.
The drive shaft 11 has bonding strength reliability in the present embodiment so that the whole automatic transmission has rationally effectively
Feature.
Embodiment 3：As shown in Figure 3, compared with Example 2, implement 3 differ primarily in that the differential mechanism 3 with it is defeated
Enter axle 2 vertical, automatic transmission also includes output shaft 12 and constant mesh gear pair 13, the constant mesh gear secondary 13 is included often to be nibbled
Close driving gear 1301 and often engage driven gear 1302, constant mesh gear pair 13 is using jackshaft 5 and output shaft 12 as two
Disposed axle, wherein often engage driving gear 1301 being fixedly placed on jackshaft 5, often engages the regularly cloth of driven gear 1302
Put on the output shaft 12, in the present embodiment, between the jackshaft 5 and the drive shaft 11, add one group of gear pair,
It is also ensured that the effectiveness of power transmission
Embodiment of the present utility model is explained in detail above in conjunction with accompanying drawing, but this utility model is not limited to
Embodiment is stated, in the ken that the technical field those of ordinary skill possesses, can be with without departing from this practicality
Various modifications are made on the premise of new objective.These are all not creative modifications, as long as in power of the present utility model
All protected by Patent Law in sharp claimed range.
Claims (8)
1. automatic transmission, including motor（1）, and the motor（1）Connected input shaft（2）, be arranged on it is described
Input shaft（2）On gear pair, driving wheel（4）And it is arranged on the driving wheel（4）On differential mechanism（3）, it is characterised in that：
Also include being arranged on the input shaft（2）With the differential mechanism（3）Between jackshaft（5）And speed reducing gear pair（6）, it is described
Gear pair is included in the input shaft（2）With the jackshaft（5）Between for transmitting the first gear pair of power（7）With
And second gear pair（8）, the jackshaft（5）On be additionally provided with positioned at the first gear pair（7）And second gear pair（8）It
Between for shift gears transmission lock unit（9）.
2. automatic transmission according to claim 1, it is characterised in that：The speed reducing gear pair（6）Including being arranged on
State jackshaft（5）On deceleration drivewheel（601）And it is arranged on the driving wheel（4）On with the differential mechanism（3）Connected
Reduction driven wheel（602）, the deceleration drivewheel（601）It is arranged on the jackshaft（5）The upper close motor（1）'s
One end.
3. automatic transmission according to claim 1, it is characterised in that：The automatic transmission is also included for measuring
State reduction driven wheel（602）First speed probe of rotating speed（14）, be arranged on the motor（1）On motor speed measuring wheel
（15）And for measuring the motor speed measuring wheel（15）Second speed probe of rotating speed（16）, the motor speed measuring wheel（15）
It is arranged on the motor（1）On away from the input shaft（2）One end.
4. automatic transmission according to claim 1, it is characterised in that：The first gear pair（7）Including being arranged on
State input shaft（2）On the first drivewheel（701）And it is arranged on the jackshaft（5）On the first driven pulley（702）.
5. automatic transmission according to claim 1, it is characterised in that：The second gear pair（8）Including being arranged on
State input shaft（2）On the second drivewheel（801）And it is arranged on the jackshaft（5）On the second driven pulley（802）, it is described
First gear pair（7）Gear ratio be more than the second gear pair（8）Gear ratio.
6. automatic transmission according to claim 1, it is characterised in that：The driving wheel（4）Including wheel hub（401）And
Wheel shaft（402）, the wheel shaft（402）It is provided with for the wheel hub（401）By the first fixing bolt（403）It is fixedly connected
First fixed disk（404）.
7. automatic transmission according to claim 6, it is characterised in that：First fixed disk（404）Anchor ring is provided with
With the wheel hub（401）The corresponding fixed disk ring block of outer ring surface（405）, the fixed disk ring block（405）Be provided with for
The wheel hub（401）The second fixing bolt being connected（406）.
8. automatic transmission according to claim 7, it is characterised in that：Second fixing bolt（406）With described
One fixing bolt（403）It is respectively separated setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621095555.XU CN206072260U (en) | 2016-09-30 | 2016-09-30 | Automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621095555.XU CN206072260U (en) | 2016-09-30 | 2016-09-30 | Automatic transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206072260U true CN206072260U (en) | 2017-04-05 |
Family
ID=58441439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621095555.XU Expired - Fee Related CN206072260U (en) | 2016-09-30 | 2016-09-30 | Automatic transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206072260U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107257178A (en) * | 2017-07-11 | 2017-10-17 | 朱幕松 | Automatic shifting differential speed motor |
| CN107294276A (en) * | 2017-07-14 | 2017-10-24 | 朱幕松 | A kind of automatic shifting differential speed motor |
| CN107882930A (en) * | 2017-11-06 | 2018-04-06 | 浙江中谷车桥有限公司 | No-clutch electric car electromechanical integration automatic gear-box |
-
2016
- 2016-09-30 CN CN201621095555.XU patent/CN206072260U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107257178A (en) * | 2017-07-11 | 2017-10-17 | 朱幕松 | Automatic shifting differential speed motor |
| CN107257178B (en) * | 2017-07-11 | 2019-01-04 | 朱幕松 | Automatic shifting differential speed motor |
| CN107294276A (en) * | 2017-07-14 | 2017-10-24 | 朱幕松 | A kind of automatic shifting differential speed motor |
| CN107294276B (en) * | 2017-07-14 | 2019-01-04 | 朱幕松 | A kind of automatic shifting differential speed motor |
| CN107882930A (en) * | 2017-11-06 | 2018-04-06 | 浙江中谷车桥有限公司 | No-clutch electric car electromechanical integration automatic gear-box |
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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: 20170405 Termination date: 20210930 |