CN206765799U - A kind of stroke-increasing electric automobile transmission device - Google Patents

A kind of stroke-increasing electric automobile transmission device Download PDF

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Publication number
CN206765799U
CN206765799U CN201720460060.0U CN201720460060U CN206765799U CN 206765799 U CN206765799 U CN 206765799U CN 201720460060 U CN201720460060 U CN 201720460060U CN 206765799 U CN206765799 U CN 206765799U
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China
Prior art keywords
clutch
gear
planetary gear
brake
transmission device
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CN201720460060.0U
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Chinese (zh)
Inventor
韩兵
钟发平
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Jiangxi Dingsheng New Material Technology Co ltd
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Corun Hybrid Power Technology Co Ltd
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Abstract

The utility model provides a kind of stroke-increasing electric automobile transmission device, including motor, dual planetary gear planet row, first clutch and brake, dual planetary gear planet row includes sun gear, first planetary gear, second planetary gear, planet carrier and external toothing, sun gear is connected by the rotor of rotor axis of electric and motor, one end of brake is fixed on the planet carrier, the other end of brake is fixed on gear mechanism housing, external toothing is arranged on the first connecting shaft as power output, one side of first clutch connects the first connecting shaft, the another side connection rotor axis of electric of first clutch, reduction gearing is installed on first connecting shaft, reduction gearing is meshed to form first order deceleration with big retarding gear;Big retarding gear is connected by gear connecting shaft with small reduction gearing, and small reduction gearing is meshed to form second level deceleration with differential mechanism final gear, differential mechanism connection output shaft.Stroke-increasing electric automobile transmission device of the present utility model, it is simple in construction, compact.

Description

A kind of stroke-increasing electric automobile transmission device
Technical field
A kind of transmission device is the utility model is related to, more particularly to a kind of stroke-increasing electric automobile transmission device.
Background technology
Automobile dynamic system motorized has become a kind of development trend, current pure power driven system also exist distance travelled compared with Short, the problems such as manufacturing cost is higher.The pure electronic and extended-range power driven system of hybrid mode is technically integrated, not only may be used To meet the pure motor driving of short distance in city, orthodox car distance travelled is may also reach up, turns into technology feasible at this stage Scheme.
Extended-range scheme more at present all uses single motor fixed speed ratio in pure motorized motions so that motor work shape State depends entirely on traveling road conditions, and system effectiveness cannot optimize.Therefore the gear of exploitation two or more gear stroke-increasing electric automobile transmissions Device is beneficial to raising system operating efficiency.
Utility model content
The utility model aims to provide a kind of stroke-increasing electric automobile transmission device, can not only meet under electric-only mode Speed and dynamic property demand, may also rely on the mileage requirement that hybrid mode realizes long range, be also used as pure electricity Dynamic speed changer uses.
Realized by following scheme:
A kind of stroke-increasing electric automobile transmission device, including motor EM, dual planetary gear planet row, first clutch C1 and system Dynamic device B1, the dual planetary gear planet row includes sun gear, the first planetary gear, the second planetary gear, planet carrier and external toothing, described Sun gear is connected by the rotor of rotor axis of electric and motor, and the stator of motor is fixed on gear mechanism housing, the braking Device B1 one end is fixed on the planet carrier, and the brake B1 other end is fixed on gear mechanism housing, the external toothing It is arranged on as power output on the first connecting shaft, one side of the first clutch C1 connects the first connecting shaft, first clutch C1 Another side connection rotor axis of electric, reduction gearing, the reduction gearing and big retarding gear phase are installed on first connecting shaft Engagement forms first order deceleration;The big retarding gear is connected by gear connecting shaft with small reduction gearing, the small reducing gear Wheel is meshed to form second level deceleration with differential mechanism final gear, differential mechanism connection output shaft.
Further, in addition to input shaft, second clutch C2, the input shaft pass through flywheel vibration absorber and engine ICE connections, one side connection input shaft of the second clutch C2, second clutch C2 another side connection rotor axis of electric, Control second clutch C2 closures can realize engine ICE and motor EM Driven by Coaxial.
The first clutch, second clutch, brake are selected as multi-sheet wet-type shifting element.
A kind of stroke-increasing electric automobile transmission device, including motor EM, dual planetary gear planet row, first clutch C1 and system Dynamic device B1, the dual planetary gear planet row includes sun gear, the first planetary gear, the second planetary gear, planet carrier and external toothing, described Sun gear is connected by the rotor of rotor axis of electric and motor, and the stator of motor is fixed on gear mechanism housing, the braking Device B1 one end is fixed on the planet carrier, and the brake B1 other end is fixed on gear mechanism housing, the external toothing It is arranged on as power output on the first connecting shaft, one side of the first clutch C1 connects the first connecting shaft, first clutch C1 Another side connection rotor axis of electric, first connecting shaft connects output shaft.
Further, in addition to input shaft, second clutch C2, the input shaft are connected by flywheel vibration absorber and engine Connect, one side connection input shaft of the second clutch C2, second clutch C2 another side connection rotor axis of electric.Control the Two clutch C2 close the Driven by Coaxial that can realize engine ICE and motor EM.
The first clutch, second clutch, brake are selected as multi-sheet wet-type shifting element.
It can be seen from prior art, dual planetary gear planet row includes sun gear, the first planetary gear, the second planetary gear, planet Frame and external toothing, the first planetary gear, the second planetary gear are installed on planet carrier, and the first planetary gear is mutually nibbled with the second planetary gear Close, the first planetary gear is meshed with sun gear, and the second planetary gear is meshed with external toothing.First planetary gear, second planetary gear Big I is designed according to actual conditions.
Generally, reduction gearing, big retarding gear, small reduction gearing, differential mechanism and differential mechanism final gear are collectively forming Main reducing gear, main reducing gear, which is arranged in transmission device, is then applied to precursor vehicle, and main reducing gear is arranged on vehicle chassis back axle On be then applied to longitudinal rear-guard vehicle.The set location of main reducing gear can design according to the type of drive of be applicable vehicle.
In pure electric Drive Mode, control second clutch C2, which is opened, departs from engine ICE, and closure brake B1 will Planet carrier locking, now planetary gears is that dual planetary gear planet row will be rotated with fixed drive ratio, can be with larger biography Move than output driving moment of torsion, the pattern is as first gear electric-only mode.When speed is higher, control brake is opened, same to time control First clutch closure processed, realizes external toothing and sun gear locking, now planetary gears is each member of dual planetary gear planet row Part will be run with rotating speed, and the pattern is as second gear electric-only mode.Needed when gear switches simultaneously to brake B1 and the One clutch C1 carries out sliding wear control, reduces driving torque in gear handoff procedure and fluctuates.
When electrokinetic cell bag battery electric quantity deficiency, transmission device enters extended-range hybrid power drive pattern, control the Two clutch C2 closures make engine ICE be rotated coaxially with motor EM.Now engine can work independently, can also simultaneously band Dynamic electric power generation.Under extended-range hybrid power drive pattern, control brake and first clutch closure realize two respectively The hybrid power drive pattern of gear.Realized by the generated output of controlled motor and the working condition of engine is optimized, reduced The limitation that two gears are adjusted to engine.
Stroke-increasing electric automobile transmission device of the present utility model, it is simple in construction, compact, novel, be advantageous to improve entirely The operating efficiency of transmission device, it can not only meet speed and dynamic property demand under electric-only mode, may also rely on mixing Dynamic mode realizes the mileage requirement of long range, is also used as pure electric gear shift(ing) and uses.
Brief description of the drawings
Fig. 1 is the structural representation of stroke-increasing electric automobile transmission device in embodiment 1;
Fig. 2 is the structural representation of stroke-increasing electric automobile transmission device in embodiment 2.
Embodiment
Embodiment is simply to illustrate that a kind of implementation of the present utility model, not as to scope of protection of the utility model Restricted explanation.
Embodiment 1
A kind of stroke-increasing electric automobile transmission device, as shown in figure 1, including motor EM, dual planetary gear planet row 1, first Clutch C1, brake B1, input shaft 19 and second clutch C2, dual planetary gear planet row 1 include sun gear 4, the first planet The 51, second planetary gear 52 of wheel, planet carrier 3 and external toothing 6, the first planetary gear 51, the second planetary gear 52 are installed in planet carrier 3 On, the first planetary gear 51 is meshed with the second planetary gear 52, and the first planetary gear 51 is meshed with sun gear 4, the second planetary gear 52 It is meshed with external toothing 6, sun gear 4 is connected by rotor axis of electric 8 with motor EM rotor 9, and motor EM stator 10 is fixed On gear mechanism housing 0, brake B1 one end is fixed in planet carrier 3, and the brake B1 other end is fixed on transmission dress Put on housing 0, external toothing 6 is arranged on the first connecting shaft 7 as power output, and first clutch C1 one side connects the first connecting shaft 7, first clutch C2 another side connection rotor axis of electric 8, install reduction gearing 11 on the first connecting shaft 7, reduction gearing 11 with Big retarding gear 12 is meshed to form first order deceleration 16;Big retarding gear 12 passes through gear connecting shaft 15 and the small phase of reduction gearing 13 Connection, small reduction gearing 13 are meshed to form second level deceleration 17 with differential mechanism final gear 14, the connection output of differential mechanism 18 Axle 2, input shaft 19 are connected by flywheel vibration absorber FW with engine ICE, second clutch C2 one side connection input shaft 19, the Two clutch C2 another side connection rotor axis of electric 8, control second clutch C2 closures can realize engine ICE and motor EM Driven by Coaxial.First clutch C1, second clutch C2, brake B1 are multi-sheet wet-type shifting element.Transmission device Power wheel and driving moment are transferred to through vehicle semiaxis by output shaft by differential mechanism rotated.For Degenerate Λ type three level atom, vehicle Semiaxis is integrated with output shaft.
The stroke-increasing electric automobile transmission device of the present embodiment is applied to precursor vehicle.The utility model uses a duplicate rows Star-wheel planet row and first clutch, second clutch, brake unit work in combination, realize the electric-only mode of two gears With the hybrid power drive pattern of two gears.Control logic relation between each mode of operation and shifting element is as shown in table 1, Wherein 〇 represents open mode, ● represent closure state.
Control logic relation between each mode of operation of the transmission device of table 1 and shifting element
Mode of operation B1 C1 C2
EV-1
EV-2
HEV-1
HEV-2
(1) pure electric Drive Mode
When brake B1 is individually closed, planet carrier, which is locked out, to be fixed on gear mechanism housing, and the pattern is as first Keep off electric-only mode EV-1.
When first clutch C1 is individually closed, the overall same rotational speed of dual planetary gear planet row, dual planetary gear planet row Do not relatively rotated between each element, the pattern can obtain higher car as second gear electric-only mode EV-2, the gear Speed is without causing motor speed too high.
(2) hybrid power drive pattern
When electrokinetic cell bag battery electric quantity is relatively low, engine ICE starts, and transmission device drives into extended-range hybrid power Dynamic Pattern completion mileage requirement.Second clutch C2 closures are controlled, engine ICE and motor EM realize coaxial transmission.
When being closed at second clutch C2 and brake B1, engine ICE and motor EM moments of torsion are pressed by sun gear Vehicle traveling is driven according to fixed drive ratio 1, now controlled motor EM generated outputs are to optimize engine ICE working conditions.The mould Formula is defined as first gear and mixes dynamic model formula HEV-1.
When being closed at first clutch C1 and second clutch C2, engine ICE and motor EM moments of torsion are passed with fixed It is dynamic to be travelled than 2 driving vehicles.The pattern definition is that second gear mixes dynamic model formula HEV-2.
In the case of electrokinetic cell bag battery electric quantity abundance, it can still start engine ICE and carry out power-assisted, it is full Sufficient high pulling torque duty requirements.
Embodiment 2
A kind of stroke-increasing electric automobile transmission device, as shown in Fig. 2 including motor EM, dual planetary gear planet row 1, first Clutch C1, brake B1, input shaft 19 and second clutch C2, dual planetary gear planet row 1 include sun gear 4, the first planet The 51, second planetary gear 52 of wheel, planet carrier 3 and external toothing 6, the first planetary gear 51, the second planetary gear 52 are installed in planet carrier 3 On, the first planetary gear 51 is meshed with the second planetary gear 52, and the first planetary gear 51 is meshed with sun gear 4, the second planetary gear 52 It is meshed with external toothing 6, sun gear 4 is connected by rotor axis of electric 8 with motor EM rotor 9, and motor EM stator 10 is fixed On gear mechanism housing 0, brake B1 one end is fixed in planet carrier 3, and the brake B1 other end is fixed on transmission dress Put on housing 0, external toothing 6 is arranged on the first connecting shaft 7 as power output, and first clutch C1 one side connects the first connecting shaft 7, first clutch C2 another side connection rotor axis of electric 8, the first connecting shaft 7 connection output shaft 2, input shaft 19 are subtracted by flywheel The device FW that shakes is connected with engine ICE, second clutch C2 one side connection input shaft 19, second clutch C2 another side connection Rotor axis of electric 8, control second clutch C2 closures can realize engine ICE and motor EM Driven by Coaxial.First clutch Device C1, second clutch C2, brake B1 are multi-sheet wet-type shifting element.When specifically used, output shaft is with being arranged on vehicle Main reducing gear on the back axle of chassis is connected.
The stroke-increasing electric automobile transmission device of the present embodiment is applied to longitudinal rear-guard vehicle, stroke-increasing electric automobile transmission Control logic relation between the mode of operation of device and each mode of operation and shifting element is the same as described in embodiment 1.

Claims (6)

1. a kind of stroke-increasing electric automobile transmission device, including motor, dual planetary gear planet row, first clutch and brake, The dual planetary gear planet row includes sun gear, the first planetary gear, the second planetary gear, planet carrier and external toothing, it is characterised in that: The sun gear is connected by the rotor of rotor axis of electric and motor, and the stator of motor is fixed on gear mechanism housing, described One end of brake is fixed on the planet carrier, and the other end of brake is fixed on gear mechanism housing, the external toothing Be arranged on as power output on the first connecting shaft, one side of the first clutch connects the first connecting shaft, first clutch it is another While connecting rotor axis of electric, reduction gearing is installed on first connecting shaft, the reduction gearing is meshed with big retarding gear The first order is formed to slow down;The big retarding gear is connected by gear connecting shaft with small reduction gearing, the small reduction gearing with Differential mechanism final gear is meshed to form second level deceleration, differential mechanism connection output shaft.
2. stroke-increasing electric automobile transmission device as claimed in claim 1, it is characterised in that:Also include input shaft, second from Clutch, the input shaft are connected by flywheel vibration absorber with engine, one side connection input shaft of the second clutch, and second The another side connection rotor axis of electric of clutch.
3. stroke-increasing electric automobile transmission device as claimed in claim 2, it is characterised in that:The first clutch, second Clutch, brake are multi-sheet wet-type shifting element.
4. a kind of stroke-increasing electric automobile transmission device, including motor, dual planetary gear planet row, first clutch and brake, The dual planetary gear planet row includes sun gear, the first planetary gear, the second planetary gear, planet carrier and external toothing, it is characterised in that: The sun gear is connected by the rotor of rotor axis of electric and motor, and the stator of motor is fixed on gear mechanism housing, described One end of brake is fixed on the planet carrier, and the other end of brake is fixed on gear mechanism housing, the external toothing Be arranged on as power output on the first connecting shaft, one side of the first clutch connects the first connecting shaft, first clutch it is another While connection rotor axis of electric, first connecting shaft connect output shaft.
5. stroke-increasing electric automobile transmission device as claimed in claim 4, it is characterised in that:Also include input shaft, second from Clutch, the input shaft are connected by flywheel vibration absorber with engine, one side connection input shaft of the second clutch, and second The another side connection rotor axis of electric of clutch.
6. stroke-increasing electric automobile transmission device as claimed in claim 5, it is characterised in that:The first clutch, second Clutch, brake are multi-sheet wet-type shifting element.
CN201720460060.0U 2017-04-28 2017-04-28 A kind of stroke-increasing electric automobile transmission device Active CN206765799U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108146220A (en) * 2017-12-22 2018-06-12 宁波宏协股份有限公司 A kind of automobile extended-range switchover apparatus
CN109228842A (en) * 2018-11-21 2019-01-18 哈尔滨东安汽车发动机制造有限公司 A kind of mixed power automobile driving system
CN109318704A (en) * 2018-12-11 2019-02-12 上海汉老汽车科技有限公司 A kind of electric drive transmission device
CN110525194A (en) * 2019-09-26 2019-12-03 吉孚汽车技术(浙江)有限公司 Hybrid vehicle power-driven system and its control method
CN113928102A (en) * 2021-11-11 2022-01-14 江苏华永复合材料有限公司 Double-motor two-gear electric drive axle structure

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108146220A (en) * 2017-12-22 2018-06-12 宁波宏协股份有限公司 A kind of automobile extended-range switchover apparatus
CN109228842A (en) * 2018-11-21 2019-01-18 哈尔滨东安汽车发动机制造有限公司 A kind of mixed power automobile driving system
CN109228842B (en) * 2018-11-21 2023-10-17 哈尔滨东安汽车发动机制造有限公司 Driving system of hybrid electric vehicle
CN109318704A (en) * 2018-12-11 2019-02-12 上海汉老汽车科技有限公司 A kind of electric drive transmission device
CN109318704B (en) * 2018-12-11 2024-02-27 王延芸 Electric drive transmission device
CN110525194A (en) * 2019-09-26 2019-12-03 吉孚汽车技术(浙江)有限公司 Hybrid vehicle power-driven system and its control method
CN110525194B (en) * 2019-09-26 2023-11-07 吉孚汽车技术(苏州)有限公司 Power drive system for hybrid vehicle and control method thereof
CN113928102A (en) * 2021-11-11 2022-01-14 江苏华永复合材料有限公司 Double-motor two-gear electric drive axle structure

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: WUXI MINGHENG HYBRID POWER TECHNOLOGY Co.,Ltd.

Assignor: CORUN HYBRID POWER TECHNOLOGY Co.,Ltd.

Contract record no.: 2018530000001

Denomination of utility model: Increase form electric automobile transmission

Granted publication date: 20171219

License type: Common License

Record date: 20180103

EE01 Entry into force of recordation of patent licensing contract
TR01 Transfer of patent right

Effective date of registration: 20220822

Address after: No.16 Gongxin Avenue, industrial park, Yifeng County, Yichun City, Jiangxi Province

Patentee after: Jiangxi Dingsheng New Material Technology Co.,Ltd.

Address before: 528000 601-604 room, block A, 1 floor, 131 Ji Hua Xi Road, Chancheng District, Foshan, Guangdong.

Patentee before: CORUN HYBRID POWER TECHNOLOGY Co.,Ltd.

TR01 Transfer of patent right