CN206439352U - The double dynamical pure electric gear shift(ing) of input - Google Patents
The double dynamical pure electric gear shift(ing) of input Download PDFInfo
- Publication number
- CN206439352U CN206439352U CN201621480139.1U CN201621480139U CN206439352U CN 206439352 U CN206439352 U CN 206439352U CN 201621480139 U CN201621480139 U CN 201621480139U CN 206439352 U CN206439352 U CN 206439352U
- Authority
- CN
- China
- Prior art keywords
- gear
- gears
- shift
- driving
- input shaft
- 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
Links
Abstract
First, second input shaft, output shaft are provided with a kind of double dynamical pure electric gear shift(ing) of input, including case of transmission, case of transmission；There are three gear driving gears, and the power shift gear that spline connection one is axially movable by bearing fit on first input shaft, one end of power shift gear is conjunction gear, and the other end is a gear driving tooth；There are two gears, four gear driving gears by bearing fit respectively on second input shaft, provided with two or four gear synchronizers between two gears, four gear driving gears；Circumferentially fixed successively on output shaft to be connected with two or three gears, four gears, a gear driven gear, two or three gear driven gears are often engaged with three gear driving gears, two gear driving gear respectively, and four gear driven gears are often engaged with four gear driving gears；Power shift gear makes the conjunction gear of power shift gear be engaged with three gear driving gears by axial movement, or a gear driving tooth of power shift gear is engaged with a gear driven gear.
Description
Technical field
The utility model is related to speed changer field, more particularly to a kind of double dynamical pure electric gear shift(ing) of input.
Background technology
Increasingly depleted with petroleum resources and the pay attention to day by day to environmental protection, pure electric automobile is because with environment friend
Well, the advantages of energy transition rate is high, its application prospect is had an optimistic view of extensively, obtains fast development.
The power assembly of pure electric automobile mainly includes electric-machine directly-driven and motor matching transmission combination in the market
Two kinds of forms.Electric-machine directly-driven can realize that the pure electric automobile of variable speed, better user experience, but use electric-machine directly-driven is present and add
The shortcomings of fast poor performance, grade climbing performance are poor, causes this kind of pure electric automobile limitation larger, therefore, motor matching transmission combination
Power assembly be pure electric automobile main flow power assembly.
Include decelerator, many gear speed transmissions etc. currently used for the speed changer of matching pure electric automobile power assembly.Due to
Motor has the permanent moment of torsion of low speed, the curve feature of high speed invariable power, and the requirement of vehicle climbable gradient and max. speed is met at the same time
Under, the high-power, pot motor of matching is usually required that, then motor volume accordingly increases with power increase, battery needed for vehicle
Capacity also accordingly increases, and is so unfavorable for the integral arrangement of pure electric automobile.
The content of the invention
The purpose of this utility model be in view of the shortcomings of the prior art there is provided the pure electric gear shift(ing) of the double dynamical input of one kind,
Its is simple in construction, compact, and one of input shaft is used to be connected with pot motor, and another input shaft is used for and high torque electricity
Machine is connected, and cooperates with input power, and high-revolving demand when high torque, high speed, shifts gears when meeting pure electric automobile climbing starting
During power it is continuous without pause and transition in rhythm or melody.
The technical solution of the utility model is：A kind of double dynamical pure electric gear shift(ing) of input, including case of transmission, it is described
The first input shaft, the second input shaft, output shaft are provided with case of transmission, the first input shaft, the second input shaft, output shaft are mutual
It is parallel；There are a three gear driving gears by bearing fit on first input shaft, and the changing of being axially movable of spline connection one
Keep off gear, one end of the power shift gear is conjunction gear, the other end is a gear driving tooth, the conjunction gear and a gear driving tooth it
Between be provided with and be used to connect the annular groove of shift fork；There are two gear driving gear, four by bearing fit respectively on second input shaft
Driving gear is kept off, provided with two or four gear synchronizers between two gear driving gear, four gear driving gears；It is circumferential successively on the output shaft
Two or three gear driven gears, four gear driven gears, a gear driven gear are fixedly connected with, two or the three gear driven gear is respectively with three
Gear driving gear, two gear driving gear are often engaged, and the four gear driven gear is often engaged with four gear driving gears；Described first is defeated
Enter the power shift gear on axle by axial movement, the conjunction gear of power shift gear is nibbled with three gear driving gears on the first input shaft
Close, or make the one of power shift gear to keep off driving tooth and engaged with the gear driven gear on output shaft.
The case of transmission is bolted by left shell, right shell body and constitutes entirety, first input shaft, second
Input shaft, the two ends of output shaft are supported on left shell, on right shell body respectively by bearing, first input shaft, second defeated
The one end for entering axle overhangs left shell, and one end of the output shaft overhangs right shell body.
The output shaft overhangs one output flange of the circumferentially fixed connection in one end of case of transmission.
The three gears driving gear is duplex-gear, and the first gear of the duplex-gear is two or three on external gear, with output shaft
Gear driven gear is often engaged, and the second gear of the duplex-gear is internal gear, is engaged with the conjunction gear of power shift gear.
The reference diameter of the conjunction gear of the power shift gear is more than the reference diameter of a gear driving tooth of power shift gear.
Two or the three gear driven gear, four gear driven gears are interference fitted on output shaft, form circumferentially fixed connection,
The one gear driven gear is circumferentially fixed on output shaft by spline fitted.
A ladder bushing is circumferentially fixedly connected with first input shaft, the three gears driving gear is existed by bearing fit
In the path section of the ladder bushing, and by the shaft shoulder axial limiting of ladder bushing.
Had the advantages that using above-mentioned technical proposal：
1st, there are a three gear driving gears by bearing fit on the first input shaft, and the changing of being axially movable of spline connection one
Keep off gear, one end of the power shift gear is conjunction gear, the other end is a gear driving tooth, the conjunction gear and a gear driving tooth it
Between be provided with and be used to connect the annular groove of shift fork, the first input shaft is used to be connected with high torque motor, provides power shift gear high torsion
Square, when pure electric automobile is walked or climbed with a dammed up, can effectively meet power demand during vehicle start climbing.
2nd, there are two gear driving gear, four gear driving gears, two gear driving tooths by bearing fit respectively on the second input shaft
Provided with two or four gear synchronizers between wheel, four gear driving gears, the second input shaft is used to be connected with pot motor, to two gears actively
Gear is particularly four gear driving gears and provides high rotating speed, when pure electric automobile is run at high speed with four gears, can effectively meet vehicle
The high-revolving power demand of high speed.
It is 3rd, circumferentially fixed successively on output shaft to be connected with two or three gear driven gears, four gear driven gears, a gear driven gear,
Two or the three gear driven gear is often engaged with three gear driving gears, two gear driving gear respectively, the four gears driven gear and four
Gear driving gear is often engaged；Power shift gear on first input shaft by axial movement, make the conjunction gear of power shift gear with
On first input shaft three gear driving gears engagement, or make power shift gear one keep off driving tooth with output shaft one keep off it is driven
Gear is engaged, and power shift gear is shifting slide gear, is unusual meshing relation with three gear driving gears or a gear driven gear, is worked as change
Fast device is in high gear, i.e. when output rotating speed is higher, and power shift gear and a gear driven gear are released state, will not be driven
Power shift gear is rotated with high rotating speed, is prevented that power shift gear and three gear driving gear speed discrepancies are excessive, is operated beneficial to downshift, according to
Tradition gearshift synchronizer, then be easy to occur because synchronous part is too high with by synchronous part speed discrepancy cause scaling loss the problems such as.
When a gear driving tooth of power shift gear is engaged with a gear driven gear, two or four gear synchronizers can be engaged with two gear driving gear,
To pure electric automobile maximum output torque, the power demand of pure electric automobile starting climbing is met；Pure electric automobile is started to walk or climbed
Slope is completed, and a gear driving tooth of power shift gear and a gear driven gear depart from, and two gear driving gear is protected with two or three gear driven gears
Engagement is held, power in power, shift process is persistently exported to output shaft continuous；Due to three gear driving gears with two or three keep off from
Moving gear keeps engagement, with high rotating speed, when power shift gear conjunction gear is engaged with three gear driving gears, both rotating speeds
Difference is smaller, it is to avoid pause and transition in rhythm or melody occurs during gearshift, and the power shift gear being arranged on the first input shaft realizes the work(of one or three gear synchronizers
Can, but there is relative to synchronizer advantage simple and reliable for structure, with low cost；Conjunction gear and three gear actives when power shift gear
After the completion of gear engagement, then by two or four gear synchronizers and two gear driving gear disengaging, power in shift process is kept not interrupt；Together
Reason, changing into can equally keep during four gears power continuous without pause and transition in rhythm or melody.Due to a gear, two grades or two grades, three gears or three gears, four
Shelves can couple to form double gear joint output power, can select single gear according to pure electric vehicle road conditions demand（One gear or two gears
Three gear or four gear）Or double gears（One gear, two grades or two grades, three gears or three gears, fourth gear）Mode of operation, effectively meets pure
Demand of the electric automobile to power.
4th, two or three gear driven gears, four gear driven gears are interference fitted on output shaft, are formed circumferentially fixed connection, are made
Two or three gear driven gears, four gear driven gears and output shaft are obtained without fit clearance, dynamic efficiency is high, a gear driven gear passes through flower
Key coordinates circumferentially fixed on output shaft, is easy to assemble in case of transmission.
It is further described with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is enlarged drawing at M in Fig. 1.
In accompanying drawing, 1 is the first input shaft, and 2 be the second input shaft, and 3 be output shaft, and 4 be case of transmission, and 41 be left housing
Body, 42 be right shell body, and 5 be three gear driving gears, and 6 be power shift gear, and 61 be conjunction gear, and 62 be a gear driving tooth, and 63 be annular
Groove, 7 be two gear driving gear, and 8 be four gear driving gears, and 9 be two or four gear synchronizers, and 10 be two or three gear driven gears, and 11 be four
Driven gear is kept off, 12 be a gear driven gear, and 13 be output flange, and 14 be ladder bushing.
Embodiment
It is a kind of specific embodiment of the double dynamical pure electric gear shift(ing) of input referring to Fig. 1 and Fig. 2.The double dynamical pure electricity of input
Dynamic speed changer is included in case of transmission 4, the present embodiment, and case of transmission 4 passes through many bolts by left shell 41, right shell body 42
Connect and compose entirety.The first input shaft 1, the second input shaft 2, output shaft 3, the first input shaft are provided with the case of transmission 4
1st, the second input shaft 2, the two ends of output shaft 3 are supported on left shell 41, on right shell body 42 respectively by bearing, wherein, first
Input shaft 1, one end of the second input shaft 2 overhang left shell 41, and one end of output shaft 3 overhangs right shell body 42, defeated with one
Go out the circumferentially fixed connection of flange 13.There are three gear driving gears 5 by bearing fit on first input shaft 1, and spline connects
Connect in a power shift gear 6 being axially movable, the present embodiment, a ladder bushing is circumferentially fixedly connected with first input shaft 1
14, described three keep off driving gear 5 by bearing fit in the path section of the ladder bushing 14, and by the shaft shoulder of ladder bushing 14
Axial limiting, three gear driving gears 5 are duplex-gear, and the first gear of the duplex-gear is external gear, the second gear of the duplex-gear
For internal gear.One end of the power shift gear 6 is conjunction gear 61, and the other end is a gear driving tooth 62, wherein, power shift gear 6
The reference diameter of conjunction gear 61 is more than the reference diameter of a gear driving tooth 62 of power shift gear 6, the gear master of conjunction gear 61 and one
The annular groove 63 for being used for connecting shift fork is provided between dynamic tooth 62.There are two gears by bearing fit respectively on second input shaft 2
Driving gear 7, four is kept off between driving gear 8, the gear driving gear 8 of two gear driving gear 7, four provided with two or four gear synchronizers 9,24
Gear synchronizer is also connected with selector fork, is engaged for stirring two or four gear synchronizers with two gear driving gear, or with four gears actively
Gear is engaged, or positioned at neutral gear position.It is circumferentially fixed successively on the output shaft 3 to be connected with two or three gear driven gears 10, four gears
Driven gear 11, one keeps off driven gear 12, and two or the three gear driven gear 10 keeps off driving tooths with three gear driving gears 5, two respectively
The often engagement of wheel 7, the four gear driven gear 11 is often engaged with four gear driving gears 8, in the present embodiment, two or three gear driven gears,
Four gear driven gears be interference fitted it is circumferentially fixed on output shaft, one gear driven gear it is circumferentially fixed defeated by spline fitted
On shaft.Power shift gear 6 on first input shaft 1 is stirred by shift fork to be axially moveable, and makes the conjunction gear of power shift gear 6
61 with the first input shaft 1 three gear driving gears 5 internal gears engage, or make power shift gear 6 one keep off driving tooth 62 and
A gear driven gear 12 on output shaft 3 is engaged.
The application method of the pure electric gear shift(ing) of the double dynamical input of the utility model is：By the first input shaft and high torque motor
It is connected, the second input shaft is connected with pot motor.The gear master that power shift gear on the first input shaft is stirred by shift fork
Dynamic tooth is engaged with the gear driven gear on output shaft, and now speed changer is located at a gear gear, is off speed or climbing gear, and height is turned round
Torque motor provides high torque to output shaft, and pure electric automobile smoothly can start to walk or climb, and now, can also pass through selector fork control
Two or four gear synchronizers are engaged with the two gear driving gear on the second input shaft, and power is provided to output shaft, are assisted by a gear, two gears
With coordinating, maximum output torsion is provided to pure electric automobile；The gear master that power shift gear on the first input shaft is stirred by shift fork
Dynamic tooth and a gear driven gear depart from, and now speed changer is located at two gear gears, and shift process power is continuous without pause and transition in rhythm or melody；Pass through shift fork
The internal gears that the conjunction gear of power shift gear on the first input shaft is stirred with three gear driving gears engages, control two or four keep off synchronizers and
Two gear driving gear departs from, and now speed changer is located at three gear gears, and shift process power is continuous without pause and transition in rhythm or melody；Pass through selector fork control
Make two or four gear synchronizers to engage with four gear driving gears, control power shift gear and three gear driving gears depart from, now speed changer position
Gear is kept off in four, shift process power is continuous without pause and transition in rhythm or melody, by pot motor driving output shaft rotation, meets pure electric automobile high
High-revolving demand during speed.
The double dynamical pure electric gear shift(ing) of input of the utility model is using a high torque motor, a pot motor collaboration
Coordinate output power, the size of motor can be reduced, facilitate pure electric automobile integral layout, speed changer is in shift process, power
Continuously without pause and transition in rhythm or melody, single gear can be selected according to pure electric vehicle road conditions demand（One gear or two gears or three gears or four gears）Or double gears
Position（One gear, two grades or two grades, three gears or three gears, fourth gear）Mode of operation, effectively meets need of the pure electric automobile to power
Ask.
Claims (7)
1. a kind of double dynamical pure electric gear shift(ing) of input, including case of transmission (4), it is characterised in that：The case of transmission
(4) it is provided with the first input shaft (1), the second input shaft (2), output shaft (3) in, it is the first input shaft (1), the second input shaft (2), defeated
Shaft (3) is parallel to each other；There are three gear driving gears (5), and spline connection by bearing fit on first input shaft (1)
One power shift gear being axially movable (6), one end of the power shift gear (6) is conjunction gear (61), and the other end is a gear active
Tooth (62), the annular groove (63) for being used for connecting shift fork is provided between the conjunction gear (61) and a gear driving tooth (62)；Described
There are two gear driving gear (7), four gear driving gears (8), two gear driving gear by bearing fit respectively on two input shafts (2)
(7), provided with two or four gear synchronizers (9) between four gear driving gears (8)；It is circumferentially fixed successively on the output shaft (3) to be connected with
Two or three gear driven gears (10), four gear driven gears (11), a gear driven gear (12), two or the three gear driven gear (10) point
Often do not engaged with three gear driving gears (5), two gear driving gear (7), the four gear driven gear (11) and four gear driving gears
(8) often engagement；Power shift gear (6) on first input shaft (1) makes the conjunction gear of power shift gear (6) by axial movement
(61) engaged with three gear driving gears (5) on the first input shaft (1), or make the one of power shift gear (6) to keep off driving tooth (62)
Engaged with the gear driven gear (12) on output shaft (3).
2. the double dynamical pure electric gear shift(ing) of input according to claim 1, it is characterised in that：The case of transmission (4)
Be bolted by left shell (41), right shell body (42) constitute it is overall, first input shaft (1), the second input shaft (2),
The two ends of output shaft (3) are supported on left shell (41), on right shell body (42) respectively by bearing, first input shaft (1),
One end of second input shaft (2) overhangs left shell (41), and one end of the output shaft (3) overhangs right shell body (42).
3. the double dynamical pure electric gear shift(ing) of input according to claim 1 or 2, it is characterised in that：The output shaft (3) is outside
Stretch out one end one output flange of circumferentially fixed connection (13) of case of transmission (4).
4. the double dynamical pure electric gear shift(ing) of input according to claim 1, it is characterised in that：The three gears driving gear
(5) it is duplex-gear, the first gear of the duplex-gear is often nibbled for two or three gear driven gears (10) on external gear, with output shaft (3)
Close, the second gear of the duplex-gear is internal gear, is engaged with the conjunction gear (61) of power shift gear (6).
5. the double dynamical pure electric gear shift(ing) of input according to claim 1, it is characterised in that：The power shift gear (6)
The reference diameter of conjunction gear (61) is more than the reference diameter of a gear driving tooth (62) of power shift gear (6).
6. the double dynamical pure electric gear shift(ing) of input according to claim 1, it is characterised in that：Two or the three gear driven gear
(10), four gear driven gears (11) are interference fitted on output shaft (3), form circumferentially fixed connection, the gear driven tooth
Take turns (12) circumferentially fixed on output shaft (3) by spline fitted.
7. the double dynamical pure electric gear shift(ing) of input according to claim 1, it is characterised in that：First input shaft (1)
Upper circumference is fixedly connected with a ladder bushing (14), and the three gear driving gear (5) is by bearing fit in the ladder bushing (14)
Path section on, and by the shaft shoulder axial limiting of ladder bushing (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621480139.1U CN206439352U (en) | 2016-12-30 | 2016-12-30 | The double dynamical pure electric gear shift(ing) of input |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621480139.1U CN206439352U (en) | 2016-12-30 | 2016-12-30 | The double dynamical pure electric gear shift(ing) of input |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206439352U true CN206439352U (en) | 2017-08-25 |
Family
ID=59642169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621480139.1U Expired - Fee Related CN206439352U (en) | 2016-12-30 | 2016-12-30 | The double dynamical pure electric gear shift(ing) of input |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206439352U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763557A (en) * | 2016-12-30 | 2017-05-31 | 綦江齿轮传动有限公司 | The double dynamical pure electric gear shift(ing) of input |
| CN112360934A (en) * | 2020-12-02 | 2021-02-12 | 苏州绿控传动科技股份有限公司 | Commercial transmission of new forms of energy electricelectric motor |
-
2016
- 2016-12-30 CN CN201621480139.1U patent/CN206439352U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763557A (en) * | 2016-12-30 | 2017-05-31 | 綦江齿轮传动有限公司 | The double dynamical pure electric gear shift(ing) of input |
| CN112360934A (en) * | 2020-12-02 | 2021-02-12 | 苏州绿控传动科技股份有限公司 | Commercial transmission of new forms of energy electricelectric motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103144528B (en) | Be applied to double-clutch speed changer and the using method thereof of hybrid vehicle | |
| CN107985068A (en) | A kind of power assembly and its operating mode of pure electric automobile bi-motor configuration | |
| CN108116215A (en) | A kind of automobile-used double-motor hybrid drive system | |
| CN208630340U (en) | A kind of bi-motor coupling planet row type two gear transaxle | |
| CN108909426A (en) | A kind of bi-motor coupling planet row type two gear transaxle | |
| CN103939536B (en) | Many gear tractors change speed gear box | |
| CN110920367A (en) | Coaxial two-gear electric drive axle | |
| CN103434379A (en) | Dual-motor automatic variable-speed drive system of electric vehicle | |
| CN108426017A (en) | Hybrid vehicle keeps off double drive speed changer more | |
| CN101994785B (en) | Gear box with two drive converting mechanisms | |
| CN206439352U (en) | The double dynamical pure electric gear shift(ing) of input | |
| CN108644339A (en) | Hybrid vehicle multi-shifting speed variator | |
| CN104482136A (en) | Speed change mechanism for electric vehicle | |
| CN105172588A (en) | Power coupling module based on dual-clutch transmission of parallel type hybrid power system | |
| CN107559389A (en) | Parallel Dual-motors Driving transmission assembly | |
| CN207421258U (en) | A kind of electric vehicle automatic gear-box | |
| CN203880070U (en) | Gearshift mechanism of transmission of electric vehicle and transmission | |
| CN104389961B (en) | Electric automobile automatic gear-box | |
| CN201714924U (en) | Third gear auxiliary transmission | |
| CN104930134A (en) | Multiwheel axle-structured transmission | |
| CN203554184U (en) | Automobile pure electric driving system based on three-gear AMT | |
| CN205207552U (en) | Multi -functional transmission assembly | |
| CN106763557A (en) | The double dynamical pure electric gear shift(ing) of input | |
| CN202674221U (en) | Six-gear planetary type hydrodynamic drive device | |
| CN210126429U (en) | Series-parallel hybrid power system based on two gearboxes |
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: 20170825 Termination date: 20191230 |