CN207875377U - Mixed power plant - Google Patents
Mixed power plant Download PDFInfo
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- CN207875377U CN207875377U CN201820266337.0U CN201820266337U CN207875377U CN 207875377 U CN207875377 U CN 207875377U CN 201820266337 U CN201820266337 U CN 201820266337U CN 207875377 U CN207875377 U CN 207875377U
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- power
- clutch
- transmission system
- input shaft
- shaft
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
Abstract
The utility model is related to vehicle power Transfer Technology fields, provide a kind of mixed power plant.Mixed power plant include for connecting the third power input shaft of engine, the first power input shaft for connecting first motor device, the first power-transmission system, the second power-transmission system and power output shaft, wherein, the third power input shaft can be transmitted and disconnected by first clutch and the first power-transmission system power, and the third power input shaft is connected to the input terminal of second clutch, and the output end of the second clutch with first motor device for connecting；First power input shaft can be transmitted and disconnected by third clutch and the second power-transmission system power；First power-transmission system and second power-transmission system are transmitted with the power output shaft power to be connected.In this way, the torque of each clutch carrying can be reduced effectively, and the size of clutch is reduced, reduces the complexity of mixed power plant.
Description
Technical field
The utility model is related to vehicle power Transfer Technology field, more particularly to a kind of mixed power plant.
Background technology
Currently, with the promotion of people's quality of the life, the popularity rate of vehicle is higher and higher, meanwhile, as environmental protection is anticipated
The promotion of knowledge, hybrid vehicle have been greatly developed.
For example, in a kind of hybrid gearbox of hybrid vehicle, using a simple planet row, wherein engine
Connect sun gear, motor MG1 connection gear rings, motor M2 connection planet carriers, two clutches C2 and C3, wherein C2 connection gear rings with
Output end, C3 connection planet carriers and output end.Two brakes B1 and B2, wherein B1 braking planet carriers, B2 brake gear ring.This
Electric-only mode, pure engine mode, hybrid mode and Brake energy recovery pattern may be implemented in sample.
But it in such hybrid gearbox, has the following disadvantages：1 uses two clutches and two brakes,
Axial length is longer, is unfavorable for vehicle space carrying；2 clutch C3 connection planet carriers and output end, in pure engine driving mould
Under formula, output torque is larger, necessarily causes clutch C3 torque capacities and size larger；3 motor MG1 and motor MG2 pass through row
When star row starts engine, need Motor torque and power larger, it is higher to the performance requirement of motor；4, which increase journey pattern, needs to lead to
Planet row structure realization is crossed, larger Motor torque and power are needed, and is controlled complicated.
Utility model content
In view of this, the utility model is directed to a kind of mixed power plant, so that for connecting engine
Three power input shafts and the first power input shaft for connecting first motor device are able to through corresponding clutch
Device is connect with follow-up driving force transferring element, to reduce the torque of clutch carrying, and reduces the size of clutch, reduces mixing
The complexity of power plant.
In order to achieve the above objectives, the technical solution of the utility model is realized in：
A kind of mixed power plant includes for connecting the third power input shaft of engine, for connecting first motor
The first power input shaft, the first power-transmission system, the second power-transmission system and the power output shaft of device, wherein described
Third power input shaft can be transmitted and disconnected by first clutch and the first power-transmission system power, and described
Third power input shaft is connected to the input terminal of second clutch, and the output end of the second clutch is used to fill with first motor
Set connection；First power input shaft can be transmitted and broken by third clutch and the second power-transmission system power
It opens；First power-transmission system and second power-transmission system are transmitted with the power output shaft power to be connected.
Compared with the existing technology, in the mixed power plant of the utility model, since the third for connecting engine is dynamic
Power input shaft can be transmitted and disconnected by first clutch and the first power-transmission system power, and third power input shaft
It is connected to the input terminal of second clutch, and the output end of second clutch is used to connect with first motor device, and be used for
Connecting the first power input shaft of first motor device can then be passed by third clutch and the second power-transmission system power
It passs and disconnects, in this way, the torque of each clutch carrying can be reduced effectively, and reduce the size of clutch, reduce mixing
The complexity of power plant.
Further, the output end of the second clutch is connected with the transmission of the power for being connect with first motor device
Unit.
Further, the power transfer unit is that the power for the output end for being connected to the second clutch transmits
Axis.
Further, the mixed power plant includes the planetary gear mechanism for having gear ring, planet carrier and sun gear,
Wherein, first power-transmission system and second power-transmission system include the same planetary gear mechanism.
Further, first power-transmission system include connect with the output end of the first clutch described in
Gear ring, the planet carrier and the driving gear being connect with the planet carrier；Second power-transmission system includes and described
The sun gear, the planet carrier and the driving gear of the output end connection of three clutches.
Further, second power-transmission system includes hollow shaft, and the sun gear is fixed at the sky
In mandrel, and the hollow shaft is connected with the output end of the third clutch.
Further, the power transmission shaft is passed through from the hollow shaft, and the hollow shaft is from the driving gear
It passes through.
In addition, the first clutch and the second clutch are formed as a nested type clutch.
In addition, the mixed power plant includes the second power input shaft for connecting the second electric machine, wherein institute
It states the second power input shaft and connection is directly transmitted with the power output shaft power by third power-transmission system.
Further, the mixed power plant includes first motor device and the second electric machine, the first motor
Device is connected with first power input shaft, and second electric machine is connected with second power input shaft, wherein institute
Electric power can be provided to the second electric machine by stating first motor device；
And/or
First power-transmission system, second power-transmission system and the third power-transmission system include
The same driving gear.
Other features and advantages of the utility model will be described in detail in subsequent specific embodiment part.
Description of the drawings
The attached drawing for constituting the part of the utility model is used to provide a further understanding of the present invention, this practicality is new
The exemplary embodiment and its explanation of type are not constituted improper limits to the present invention for explaining the utility model.
In the accompanying drawings：
Fig. 1 is a kind of easy structure schematic diagram of the mixed power plant described in the utility model embodiment, wherein aobvious
Engine ENG is shown.
Reference sign：
The first power input shafts of 1-, the second power input shafts of 2-, 3- third power input shafts, 4- power output shafts, 5- are dynamic
Power transmission axle, 6- gear rings, 7- planet carriers, 8- sun gears, 9- drive gear, 10- hollow shafts, 11- first motor devices, 12- the
Two electric machines, 13- nested type clutches, 14- first gears, 15- second gears, the first power-transmission systems of 21-, 22-
Two power-transmission systems, 23- third power-transmission systems, 24- brakes, 31- first clutches, 32- second clutches, 33-
Third clutch.
Specific implementation mode
It should be noted that in the absence of conflict, the spy in embodiment and embodiment in the utility model
Sign can be combined with each other.
The utility model is described in detail below with reference to the accompanying drawings and in conjunction with embodiment.
With reference to structure shown in FIG. 1, the mixed power plant of the utility model includes the third for connecting engine ENG
Power input shaft 3, the first power input shaft 1 for connecting first motor device 11, the first power-transmission system 21, second are dynamic
Power delivery system 22 and power output shaft 4, wherein third power input shaft 3 can pass through first clutch 31 and the first power
21 power of transmission system is transmitted and is disconnected, and third power input shaft 3 is connected to the input terminal of second clutch 32, second from
The output end of clutch 32 with first motor device 11 for connecting；First power input shaft 1 can by third clutch 33 with
Second power-transmission system, 22 power is transmitted and is disconnected；First power-transmission system 21 and the second power-transmission system 22 and power
4 power of output shaft transmits connection.
In this way, in the mixed power plant, since the third power input shaft 3 for connecting engine can be by
One clutch 31 and 21 power of the first power-transmission system are transmitted and are disconnected, and third power input shaft 3 be connected to second from
The input terminal of clutch 32, and the output end of second clutch 32 is with first motor device 11 for connect, and for connection the
First power input shaft 1 of one electric machine 11 can then be passed by third clutch 33 and 22 power of the second power-transmission system
It passs and disconnects, in this way, the torque of each clutch carrying can be reduced effectively, and reduce the size of clutch, reduce mixing
The complexity of power plant.
Of course it is to be understood that the output end of second clutch 32 can be directly connected to first motor device 11, alternatively, such as
Shown in FIG. 1, the output end of second clutch 32 is connected with the power transfer unit for being connect with first motor device 11, this
Sample can preferably arrange the relative position of second clutch 32 and first motor device 11 by the power transfer unit.Separately
Outside, power transfer unit can have multiple structural forms, for example, can be hollow shaft, alternatively, further, in order to reduce
Size, and promote engine power and pass through the reliability directly transmitted after second clutch 32, it is preferable that power transfer unit is
It is connected to the power transmission shaft 5 of the output end of second clutch 32.In this way, by the power transmission shaft 5, such as shown in 1, hair
Motivation ENG and first motor device (M1) 11 can be arranged in the both sides of the mixed power plant.
Certainly, the output shaft of first motor device (M1) 11 can extend using as power transmission shaft 5 and with the second clutch
The output end of device 32 connects.
Further, as shown in Figure 1, which includes the row for having gear ring 6, planet carrier 7 and sun gear 8
Star gear mechanism, certainly, the quantity of planetary gear mechanism can be selected according to actual demand, but it is highly preferred that as shown in Figure 1
, the first power-transmission system 21 and the second power-transmission system 22 include the same planetary gear mechanism, it is, the two
Power-transmission system can share a planetary gear mechanism, to improve the utilization rate of planetary gear mechanism, and simplify
Structure reduces the size of mixed power plant.
Further, as shown in Figure 1, the first power-transmission system 21 includes being connect with the output end of first clutch 31
Gear ring 6, planet carrier 7 and the driving gear 9 being connect with planet carrier 7；And the second power-transmission system 22 includes and third clutch
Sun gear 8, planet carrier 7 and the driving gear 9 of the output end connection of device 33.Certainly, herein it is to be appreciated that the first power passes
Delivery system 21 and the second power-transmission system 22 are not limited to transmission path shown in FIG. 1, and if demand, the two can be mutual
It changes, for example, sun gear can be connected with the output end of clutch 31, the output end of third clutch 33 can connect gear ring 6.
Further, as shown in Figure 1, the second power-transmission system 22 includes hollow shaft 10, and sun gear 8 is fixed at
In hollow shaft 10, and hollow shaft 10 is connected with the output end of third clutch 33, in this way, by hollow shaft 10, is not only convenient for
The connection of sun gear 8 and third clutch 33, and assembly space can be provided for other component, for example, as shown in Figure 1,
Power transmission shaft 5 is passed through from hollow shaft 10, and hollow shaft 10 is passed through from driving gear 9, in this way, can further lift structure
Compactedness reduces the size of mixed power plant.
In addition, as shown in Figure 1, first clutch 31 and second clutch 32 are formed as a nested type clutch 13.
In this way, two clutches synthesize a nested type clutch, it can effectively shorten axial length, and further reduced mixing
The axial dimension of power plant, more conducively space carrying.
It should be noted that the vehicle equipped with the above-mentioned mixed power plant can also be equipped with setting
It sets to drive the second electric machine (M2) 12 of vehicle rear wheel on vehicle rear axle, with by being passed with 12 power of the second electric machine
The trailing wheel of the second power input shaft 2 driving vehicle of dynamic connection so that the vehicle is formed as four-wheel drive cars.
Alternatively, as shown in Figure 1, which includes defeated for connecting the second power of the second electric machine 12
Enter axis 2, wherein the second power input shaft 2 is directly dynamic with power output shaft 4 by the such as gear set of third power-transmission system 23
Power transmits connection.In this way, just as mixed power plant in the prior art, the mixed power plant of vehicle can include
One engine, two motors form two drives to drive the front-wheel of vehicle, or other power transmission members for passing through vehicle
Drive the front and back wheel of vehicle to form 4 wheel driven simultaneously, meanwhile, after the second power input shaft 2 connects upper second electric machine 12, the
Two electric machines 12 will be located at power output end, and the second electric machine 12 can make torque compensation when shift, ensure smooth gear shifting
Property.
Further, as shown in Figure 1, which includes first motor device 11 and the second electric machine
12, first motor device 11 and the connection of the first power input shaft 1, the second electric machine 12 and the second power input shaft 2 connect,
In, first motor device 11 can provide electric power to the second electric machine 12, in this way, first motor device 11 is filled to the second motor
12 offer electric power are set, the second electric machine 12 exports power, Ke Yiyou by third power-transmission system 23 to power output shaft 4
Realize the increasing journey pattern of the mixed power plant in effect ground.And/or as shown in Figure 1, the first power-transmission system 21, second is dynamic
Power delivery system 22 and third power-transmission system 23 include the same driving gear 9, dynamic to further promote the mixing
The utilization rate of the compact type and driving gear 9 of power apparatus.
The power transmission process of mixed power plant shown in FIG. 1 described further below.
Mixed power plant shown in FIG. 1 can have electric-only mode, pure engine mode, combination drive pattern, increase
The various modes such as journey pattern and energy regenerating, and can realize 3 fixed forward gears, 1 speed governing gear, reverse gear, energy returns
Receipts element is M2.
It is each pattern operating mode and power transmission process below：
Pattern is 1.：Electric-only mode 1：M2
Second electric machine M2 is driven, and engine ENG, first motor device M1 and planetary gear mechanism do not work,
Specifically, M2- second gears 15- drives gear 9- first gear 14- power output shafts 4, to realize low-speed electronic pattern.
Pattern is 2.：Electric-only mode 2：M1+M2
M1- third clutch 33- hollow shaft 10- sun gear 8- planet carriers 7- drives gear 9, at this point, brake 24
Brake gear ring 6；
M2- the second power input shaft 2- second gears 15- drives gear 9；
Power coupling driving gear 9 on-first gear 14- power output shafts 4, realize 1 gear.
Pattern is 3.：Series connection mixes dynamic model formula
Engine ENG- second clutch 32- power transmission shafts 5-M1-, which generates electricity, gives the second power input shafts of M2- 2-
Second gear 15- driving gear 9- first gear 14- power output shafts 4, realize and increase journey, in this way, being combined by clutch can
To be directly realized by increasing journey, without by planetary gear mechanism, to reduce the torque and power of motor demand.
Pattern is 4.：Engine drive mode
Engine ENG- second clutch 32- power transmission shaft 5- third clutch 33- hollow shaft 10- sun gears
8- planet carriers 7- driving gear 9- first gear 14- power output shafts 4, realize 1 gear, at this point, brake 24 brakes gear ring
6。
Pattern is 5.：Engine drive mode
Engine ENG- nested types clutch 13- power by power transmission shaft 5, third clutch 33, hollow shaft 10,
Sun gear 8 passes to planet carrier 7, while passing to planet carrier 7 by gear ring 6, and then planet carrier 7- drives gear 9- first
Gear 14- power output shafts 4 realize 2 gears, at this point, brake 24 brakes gear ring 6.
Pattern is 6.：Parallel connection mixes dynamic model formula 1
Engine ENG- second clutch 32- power transmission shafts 5, while coupling power-third clutch 33- of M1
Hollow shaft 10- sun gear 8- planet carriers 7- drives gear 9；
M2- the second power input shaft 2- second gears 15- drives gear 9；
Power coupling realizes 1 gear in driving gear 9- first gear 14- power output shafts 4, at this point, brake 24 is made
Moving teeth circle 6.
Pattern is 7.：Parallel connection mixes dynamic model formula 2
Engine ENG- nested types clutch 13- power by power transmission shaft 5, third clutch 33, hollow shaft 10,
Sun gear 8 passes to planet carrier 7, while passing to planet carrier 7- by gear ring 6 and driving gear 9, at this point, brake 24 is detached from
Gear ring 6；
M2- the second power input shaft 2- second gears 15- drives gear 9；
Power coupling realizes 2 gears in driving gear 9- first gear 14- power output shafts 4.
Pattern is 8.：Speed governing
Engine ENG- first clutch 31- gear rings 6, at this point, brake 24 brakes gear ring 6；
M1- third clutch 33- hollow shaft 10- sun gears 8；
Power acts on planetary system-planet row speed governing-planet carrier 7- driving gears 9；
M2- the second power input shaft 2- second gears 15- drives gear 9；
Power coupling realizes speed governing gear in driving gear 9- first gear 14- power output shafts 4.
Pattern is 9.：Reverse mode
M2 reverses the-the second power input shaft 2- second gears 15- and drives gear 9- first gear 14- power outputs
Axis 4, realization is reversed gear.
The better embodiment that these are only the utility model, is not intended to limit the utility model, all in this reality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the utility model
Within protection domain.
Claims (10)
1. a kind of mixed power plant, which is characterized in that include for connecting the third power input shaft (3) of engine, being used for
Connect the first power input shaft (1), the first power-transmission system (21), the second power-transmission system of first motor device (11)
(22) and power output shaft (4), wherein
The third power input shaft (3) can pass through first clutch (31) and the first power-transmission system (21) power
It transmits and disconnects, and the third power input shaft (3) is connected to the input terminal of second clutch (32), second clutch
The output end of device (32) with first motor device (11) for connecting；
First power input shaft (1) can pass through third clutch (33) and the second power-transmission system (22) power
It transmits and disconnects；
First power-transmission system (21) and second power-transmission system (22) and the power output shaft (4) power
Transmit connection.
2. mixed power plant according to claim 1, which is characterized in that the output end of the second clutch (32) connects
It is connected to the power transfer unit for being connect with first motor device (11).
3. mixed power plant according to claim 2, which is characterized in that the power transfer unit is described to be connected to
The power transmission shaft (5) of the output end of second clutch (32).
4. mixed power plant according to claim 3, which is characterized in that the mixed power plant includes having gear ring
(6), the planetary gear mechanism of planet carrier (7) and sun gear (8), wherein first power-transmission system (21) and described
Two power-transmission systems (22) include the same planetary gear mechanism.
5. mixed power plant according to claim 4, which is characterized in that first power-transmission system (21) includes
The gear ring (6) that is connect with the output end of the first clutch (31), the planet carrier (7) and with the planet carrier (7)
The driving gear (9) of connection；
Second power-transmission system (22) includes the sun gear being connect with the output end of the third clutch (33)
(8), the planet carrier (7) and the driving gear (9).
6. mixed power plant according to claim 5, which is characterized in that second power-transmission system (22) includes
Hollow shaft (10), the sun gear (8) are fixed in the hollow shaft (10), and the hollow shaft (10) and described
The output end of three clutches (33) connects.
7. mixed power plant according to claim 6, which is characterized in that the power transmission shaft (5) is from described hollow
Axis (10) passes through, and the hollow shaft (10) passes through from the driving gear (9).
8. mixed power plant according to claim 1, which is characterized in that the first clutch (31) and described second
Clutch (32) is formed as a nested type clutch (13).
9. according to the mixed power plant described in any one in claim 1-8, which is characterized in that the hybrid power dress
Set the second power input shaft (2) including being used to connect the second electric machine (12), wherein second power input shaft (2)
It is directly transmitted and is connected with the power output shaft (4) power by third power-transmission system (23).
10. mixed power plant according to claim 9, which is characterized in that the mixed power plant includes the first electricity
Machine device (11) and the second electric machine (12), the first motor device (11) and first power input shaft (1) connection,
Second electric machine (12) and second power input shaft (2) connection, wherein the first motor device (11) can
Electric power is provided to the second electric machine (12)；
And/or
First power-transmission system (21), second power-transmission system (22) and the third power-transmission system
(23) include the same driving gear (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820266337.0U CN207875377U (en) | 2018-02-24 | 2018-02-24 | Mixed power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820266337.0U CN207875377U (en) | 2018-02-24 | 2018-02-24 | Mixed power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207875377U true CN207875377U (en) | 2018-09-18 |
Family
ID=63498690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820266337.0U Active CN207875377U (en) | 2018-02-24 | 2018-02-24 | Mixed power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207875377U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN112477580A (en) * | 2020-12-04 | 2021-03-12 | 浙江吉利控股集团有限公司 | Power transmission device, power assembly and vehicle |
-
2018
- 2018-02-24 CN CN201820266337.0U patent/CN207875377U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN112477580A (en) * | 2020-12-04 | 2021-03-12 | 浙江吉利控股集团有限公司 | Power transmission device, power assembly and vehicle |
| CN112477580B (en) * | 2020-12-04 | 2021-11-16 | 浙江吉利控股集团有限公司 | Power transmission device, power assembly and vehicle |
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