CN109990060A - Speed changer, power-driven system and vehicle - Google Patents

Speed changer, power-driven system and vehicle Download PDF

Info

Publication number
CN109990060A
CN109990060A CN201711484350.XA CN201711484350A CN109990060A CN 109990060 A CN109990060 A CN 109990060A CN 201711484350 A CN201711484350 A CN 201711484350A CN 109990060 A CN109990060 A CN 109990060A
Authority
CN
China
Prior art keywords
movement parts
speed changer
gear
output
power
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.)
Pending
Application number
CN201711484350.XA
Other languages
Chinese (zh)
Inventor
朱新明
穆金辉
白云辉
王春生
王坤城
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BYD Co Ltd
Original Assignee
BYD Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BYD Co Ltd filed Critical BYD Co Ltd
Priority to CN201711484350.XA priority Critical patent/CN109990060A/en
Publication of CN109990060A publication Critical patent/CN109990060A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00Arrangement or mounting of transmissions in vehicles
    • B60K17/02Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00Arrangement or mounting of transmissions in vehicles
    • B60K17/04Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/16Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H3/00Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/44Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion

Abstract

This disclosure relates to a kind of speed changer, power-driven system and vehicle.The speed changer includes double clutch and single coupled planetary gears, the single coupled planetary gears include the first movement parts, the second movement parts, third movement parts, the 4th movement parts and the 5th movement parts, the double clutch has a first end and a second end, the second end includes first axle and the second axis, the first axle is connected to first movement parts, second axis connection to second movement parts.

Description

Speed changer, power-driven system and vehicle
Technical field
This disclosure relates to a kind of speed changer, power-driven system and vehicle.
Background technique
Speed changer is one of principal assembly of car transmissions.The actual use situation of automobile is extremely complex, such as starting, Idling parking low-speed or high-speed traveling, accelerates, slows down, climbing and reversing etc., and this requires the driving force of automobile and speed can be Variation in sizable range.The output torque and rotation speed change range for the piston-mode motor being widely used at present are smaller, are The driving conditions often changed are adapted to, while engine under advantageous operating condition (power is higher, oil consumption is lower) being made to work, are needed Speed changer is set in transmission system.And for using motor-driven new-energy automobile, although the rotation speed change model of motor Enclose larger, but high efficiency region when in order to work with motor matches, and is also required to be arranged in transmission system under some cases and becomes Fast device.Usually structure is complicated for the speed changer of the prior art, higher cost.
Summary of the invention
Purpose of this disclosure is to provide a kind of simple speed changers of structure.
To achieve the goals above, the disclosure provides a kind of speed changer, including double clutch and single dual planetary gear Mechanism, the single coupled planetary gears include the first movement parts, the second movement parts, third movement parts, the 4th movement parts With the 5th movement parts, the double clutch is had a first end and a second end, and the second end includes first axle and the second axis, described First axle is connected to first movement parts, second axis connection to second movement parts.
In the disclosure, by the combination of double clutch and single coupled planetary gears, make it possible to obtain one kind The two-gear transmission that structure is simple and convenient to operate.
The disclosure also provides a kind of power-driven system, including motor, speed changer as described above and output section, institute The line shaft for stating motor is connected with the input terminal of the speed changer, and the output section is used to transmit the power of the speed changer output To drive vehicle.
Optionally, the output end of the speed changer is provided with output gear, and the output section includes transmission gear and differential Device, the transmission gear were not only engaged with the output gear, but also were engaged with the final gear of the differential mechanism.
The disclosure also provides a kind of vehicle, including power-driven system as described above.
Other feature and advantage of the disclosure will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is and to constitute part of specification for providing further understanding of the disclosure, with following tool Body embodiment is used to explain the disclosure together, but does not constitute the limitation to the disclosure.In the accompanying drawings:
Fig. 1 is the structural schematic diagram according to the speed changer of an embodiment of the present disclosure;
Fig. 2 is the schematic block diagram according to the power-driven system of an embodiment of the present disclosure.
Specific embodiment
It is described in detail below in conjunction with specific embodiment of the attached drawing to the disclosure.It should be understood that this place is retouched The specific embodiment stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
According to one aspect of the disclosure, as shown in Figure 1, providing a kind of speed changer, which includes 4 He of double clutch Single coupled planetary gears.
Double clutch 4 has first end 41 and second end.Wherein, the second end includes first axle 42 and the second axis 43.
Single coupled planetary gears include the first movement parts S1, the second movement parts S2 and third movement parts S3, the 4th Movement parts S4 and the 5th movement parts S5.Single coupled planetary gears are well known to those skilled in the art, and the disclosure is to this It is not described in detail.In brief, single coupled planetary gears are made of two groups of mutually nested planetary gear mechanisms, directly Sun gear of the gear ring of the lesser one group of planetary gear mechanism of diameter as one group of planetary gear mechanism being relatively large in diameter.
The first axle 42 of double clutch 4 is connected with the first movement parts S1, the second axis 43 of double clutch 4 and the second movement parts S2 is connected.
In the disclosure, any one of double clutch 4 and single coupled planetary gears can be used as speed changer Output end, input terminal of the another one as speed changer.In one embodiment, the first end 41 of double clutch 4 can be used as The input terminal of speed changer, the first movement parts S1, the second movement parts S2, third movement parts S3, the movement of the 4th movement parts S4 and the 5th Any one in part S5 can be used as the output end of speed changer.In another embodiment, the first movement parts S1, the second fortune Any one in moving part S2, third movement parts S3, the 4th movement parts S4 and the 5th movement parts S5 can be used as the defeated of speed changer Enter end, the first end 41 of double clutch 4 can be used as the output end of speed changer.
The first end 41 of double clutch 4 can be the shell of double clutch 4, and double clutch 4 further includes two driven discs, double The first axle 42 of clutch 4 can be connected by key with one of driven disc, the second axis 43 of double clutch 4 can with it is another A driven disc is connected by key.Generally, the shell of double clutch 4 and two driven discs, which can be, all disconnects, i.e. first end 41 disconnect with first axle 42 and the second axis 43.When needing to engage one of driven disc, can control shell with it is corresponding Driven disc carries out engagement to synchronous rotary, i.e. first end 41 and one of first axle 42 and the second axis 43 is sequentially connected, to make Obtaining the power that first end 41 transmits can be exported by one in first axle 42 and the second axis 43, or be made from first axle 42 It can be exported by first end 41 with the power transmitted in the second axis 43.
It should be appreciated that the specific engagement state of double clutch 4 is controlled the influence of strategy, for those skilled in the art For, can according to actually required transmission mode adaptive settings control strategy, so as in first end 41 and two It is switched between the various modes such as output shaft is all off and one of first end 41 and two output shafts are sequentially connected.
In order to make the more compact structure of speed changer, convenient for being arranged on vehicle, as shown in Figure 1, the first axle of double clutch 4 42 can be with empty set on the second axis 43.
In the disclosure, by the way that double clutch 4 and single coupled planetary gears to be dexterously combined together, so that A kind of two-gear transmission that structure is simple and convenient to operate can be obtained.
In the disclosure, the gear switching of speed changer is realized by double clutch 4, and double clutch 4 can allow for The disconnection process of the engaging process and another driven disc of one driven disc overlaps when shift switching, so that torque be avoided to transmit Momentary interruption, guarantee shift process and vehicle operation ride comfort.The synchronizer more complicated compared to mechanical structure, it is double from Clutch all has greater advantage either in terms of ride comfort or reliability.
For using the second movement parts S2 of single coupled planetary gears as the output end of speed changer, work as double clutch 4 first end 41 be connected with first axle 42 and with the second axis 43 disconnect when, from the first end 41 of double clutch 4 input power according to It is secondary to be transferred to the second movement parts S2 by the first axle 42 and the first movement parts S1 of double clutch 4;When the first end of double clutch 4 41 with the second axis 43 when being connected and disconnecting with first axle 42, and the power inputted from the first end 41 of double clutch 4 successively passes through double Second axis 43 of clutch 4 is transferred directly to the second movement parts S2.It can be seen that under above two state, in speed changer Power transfer path is different, and transmission ratio is different, therefore can make gear there are two speed changer tools.
Optionally, speed changer can also include output gear 8, which is connected to the output end of speed changer.
Single coupled planetary gears include the small sun gear being radially sequentially arranged from inside to outside, asteroid frame, small Gear ring (big sun gear), major planet frame, bull gear.Wherein, small sun gear, asteroid frame and small gear ring (big sun gear) composition one Planetary gear mechanism is covered, small gear ring (big sun gear), major planet frame and bull gear form another set of planetary gear mechanism.First fortune Moving part S1, the second movement parts S2, third movement parts S3, the 4th movement parts S4 and the 5th movement parts S5 can be respectively Sunny Any one of wheel, asteroid frame, small gear ring (big sun gear), major planet frame, bull gear.
In the embodiment shown in figure 1, the first movement parts S1 is bull gear, and the second movement parts S2 is major planet frame, the Three movement parts S3 are small gear ring (big sun gear), and the 4th movement parts S4 is asteroid frame, and the 5th movement parts S5 is small sun gear.Its In, output end of the second movement parts S2 as speed changer.
According to another aspect of the present disclosure, a kind of power-driven system is provided, as shown in Fig. 2, the system include motor 2, Speed changer and output section, the line shaft of motor 2 as described above are connected with the input terminal of the speed changer, and output section is used for The power of speed changer output is transmitted to drive vehicle.
For example, output section may include transmission gear 9, it also may include transmission gear 9 and differential mechanism 11.Transmission gear 9 Not only it engaged with the output gear of speed changer 8, but also was engaged with the final gear 10 of differential mechanism 11.The function of differential mechanism 11 is to work as vehicle Turning driving or on uneven road surface when driving, roll left and right wheels with different angular speed, to guarantee two sides wheel Make PURE ROLLING between ground.Final gear 10 is provided on differential mechanism 11, final gear 10 can be for example arranged in On the shell of differential mechanism 11.
According to the another further aspect of the disclosure, a kind of vehicle, including power-driven system as described above are provided.
The preferred embodiment of the disclosure is described in detail in conjunction with attached drawing above, still, the disclosure is not limited to above-mentioned reality The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure Monotropic type, these simple variants belong to the protection scope of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the disclosure to it is various can No further explanation will be given for the combination of energy.
In addition, any combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally Disclosed thought equally should be considered as disclosure disclosure of that.

Claims (10)

1. a kind of speed changer, which is characterized in that described single multiple including double clutch (4) and single coupled planetary gears Closing planetary gear mechanism includes the first movement parts (S1), the second movement parts (S2), third movement parts (S3), the 4th movement parts (S4) With the 5th movement parts (S5), the double clutch (4) has first end (41) and second end, and the second end includes first axle (42) and the second axis (43), the first axle (42) are connected to first movement parts (S1), and second axis (43) is connected to Second movement parts (S2).
2. speed changer according to claim 1, which is characterized in that first movement parts (S1) or the second movement parts (S2) Or the input terminal of third movement parts (S3) or the 4th movement parts (S4) or the 5th movement parts (S5) as the speed changer, it is described double Output end of the first end (41) of clutch (4) as the speed changer.
3. speed changer according to claim 1, which is characterized in that the first end (41) of the double clutch (4) is made For the input terminal of the speed changer, first movement parts (S1) or the second movement parts (S2) or third movement parts (S3) or the 4th The output end of movement parts (S4) or the 5th movement parts (S5) as the speed changer.
4. speed changer according to claim 3, which is characterized in that second movement parts (S2) are as the speed changer Output end.
5. speed changer according to claim 1, which is characterized in that the output end of the speed changer is provided with output gear (8)。
6. speed changer according to claim 1, which is characterized in that first axle (42) empty set is in second axis (43) On.
7. speed changer according to claim 1, which is characterized in that the single coupled planetary gears include radially Small sun gear, asteroid frame, small gear ring, the major planet frame, bull gear being sequentially arranged, first movement parts (S1) are described big Gear ring, second movement parts (S2) be the major planet frame, the third movement parts (S3) be the small gear ring, the described 4th Movement parts (S4) are the asteroid frame, and the 5th movement parts (S5) are the small sun gear.
8. a kind of power-driven system, which is characterized in that including motor (2), according to claim 1 change described in any one of -7 Fast device and output section, the line shaft of the motor (2) are connected to the input terminal of the speed changer, and the output section is for passing The power of the speed changer output is passed to drive vehicle.
9. power-driven system according to claim 8, which is characterized in that the output end of the speed changer is provided with output Gear (8), the output section include transmission gear (9) and differential mechanism (11), the transmission gear (9) both with the output gear (8) it engages, and is engaged with the final gear (10) of the differential mechanism (11).
10. a kind of vehicle, which is characterized in that including power-driven system according to claim 8 or claim 9.
CN201711484350.XA 2017-12-29 2017-12-29 Speed changer, power-driven system and vehicle Pending CN109990060A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711484350.XA CN109990060A (en) 2017-12-29 2017-12-29 Speed changer, power-driven system and vehicle

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201711484350.XA CN109990060A (en) 2017-12-29 2017-12-29 Speed changer, power-driven system and vehicle
PCT/CN2018/124917 WO2019129208A1 (en) 2017-12-29 2018-12-28 Transmission, drive system and vehicle

Publications (1)

Publication Number Publication Date
CN109990060A true CN109990060A (en) 2019-07-09

Family

ID=67066653

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711484350.XA Pending CN109990060A (en) 2017-12-29 2017-12-29 Speed changer, power-driven system and vehicle

Country Status (2)

Country Link
CN (1) CN109990060A (en)
WO (1) WO2019129208A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112440733A (en) * 2019-08-27 2021-03-05 比亚迪股份有限公司 Hub reduction gear, hub power assembly and vehicle
CN112440732A (en) * 2019-08-27 2021-03-05 比亚迪股份有限公司 Hub reduction gear, hub power assembly and vehicle

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5578842A (en) * 1978-12-06 1980-06-13 Ford Motor Co Planetary multiistage speed variable power transmitting mechanism
JPH09264387A (en) * 1996-03-26 1997-10-07 Toyota Motor Corp Gear shift mechanism for automatic transmission
EP0826903A2 (en) * 1996-08-30 1998-03-04 Hyundai Motor Company Gear train for a four-speed automatic transmission used in vehicles
US5919111A (en) * 1996-08-30 1999-07-06 Hyundai Motor Company Gear train for a four-speed automatic transmission used in vehicles
CN103204056A (en) * 2013-01-31 2013-07-17 长城汽车股份有限公司 Hybrid power driving assembly
CN104364109A (en) * 2012-05-31 2015-02-18 罗伯特·博世有限公司 Two-speed transmission and electric vehicle
CN106090172A (en) * 2016-08-08 2016-11-09 吉孚动力技术(中国)有限公司 Electric motor car automatic gear-box

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3572167A (en) * 1969-04-28 1971-03-23 White Motor Corp Transmission combining gearset with planetary gearing
DE60336121D1 (en) * 2003-05-21 2011-04-07 Ford Global Tech Llc Continuously variable transmission for motor vehicles
JP5332735B2 (en) * 2009-03-04 2013-11-06 アイシン・エィ・ダブリュ株式会社 Double clutch automatic transmission
KR20120063339A (en) * 2010-12-07 2012-06-15 현대모비스 주식회사 Compound planetary gear for automated manual transmission
US8668616B2 (en) * 2011-04-01 2014-03-11 GM Global Technology Operations LLC Nine speed dual clutch transmission
CN103883684A (en) * 2012-12-20 2014-06-25 周平 Combination planetary gear driving double-clutch transmission

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5578842A (en) * 1978-12-06 1980-06-13 Ford Motor Co Planetary multiistage speed variable power transmitting mechanism
JPH09264387A (en) * 1996-03-26 1997-10-07 Toyota Motor Corp Gear shift mechanism for automatic transmission
EP0826903A2 (en) * 1996-08-30 1998-03-04 Hyundai Motor Company Gear train for a four-speed automatic transmission used in vehicles
US5919111A (en) * 1996-08-30 1999-07-06 Hyundai Motor Company Gear train for a four-speed automatic transmission used in vehicles
CN104364109A (en) * 2012-05-31 2015-02-18 罗伯特·博世有限公司 Two-speed transmission and electric vehicle
CN103204056A (en) * 2013-01-31 2013-07-17 长城汽车股份有限公司 Hybrid power driving assembly
CN106090172A (en) * 2016-08-08 2016-11-09 吉孚动力技术(中国)有限公司 Electric motor car automatic gear-box

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112440733A (en) * 2019-08-27 2021-03-05 比亚迪股份有限公司 Hub reduction gear, hub power assembly and vehicle
CN112440732A (en) * 2019-08-27 2021-03-05 比亚迪股份有限公司 Hub reduction gear, hub power assembly and vehicle
CN112440732B (en) * 2019-08-27 2022-05-13 比亚迪股份有限公司 Hub reduction gear, hub power assembly and vehicle

Also Published As

Publication number Publication date
WO2019129208A1 (en) 2019-07-04

Similar Documents

Publication Publication Date Title
CN108367666B (en) Transmission for vehicle and vehicle with transmission
CN211525449U (en) Parallel shaft type two-gear electric driving system
CN101450607A (en) Hybrid drive system and method
CN105172570A (en) Dual-mode hybrid power transmission device
WO2017089449A1 (en) A vehicle driveline system
CN104364148A (en) Planetary gear transmission and electric vehicle
CN207814352U (en) Speed changer, power-driven system and vehicle
CN103754111A (en) Differential and change speed integrated double-gear rear driving assembly of electric vehicle
CN110920367A (en) Coaxial two-gear electric drive axle
CN109519506B (en) Electric automobile and driving system thereof
CN109990060A (en) Speed changer, power-driven system and vehicle
CN109695668A (en) Pure electric automobile two gear gearboxes and pure electric automobile
CN105485265A (en) Multi-gear power gear shifting parallel hybrid power gearbox
CN110217087B (en) Transmission, power assembly and vehicle
CN105128648A (en) Fixed-shaft type hybrid power transmission for integrated drive motor
CN106763565A (en) It is suitable to the three gear planet speed change mechanisms that electric vehicle is used
CN112400072A (en) Multi-gear transmission mechanism capable of realizing power switching
CN110966360A (en) Transmission device, control method thereof and automobile
KR101408465B1 (en) Two-speed transmission for electric vehicle
CN109990053A (en) Speed changer, power-driven system and vehicle
CN108019480B (en) Vehicle and continuously variable transmission system thereof
CN205818934U (en) A kind of dual-motor drive system and be configured with the electric automobile of this system
CN109986945A (en) Power-driven system and vehicle
CN109990061A (en) Speed changer, power-driven system and vehicle
CN110039992A (en) Bridge-drive system and the vehicles

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20190709

WD01 Invention patent application deemed withdrawn after publication