CN106838288B - The two electronic automobile-used retarder hydraulic control oil circuit of speed of one kind - Google Patents
The two electronic automobile-used retarder hydraulic control oil circuit of speed of one kind Download PDFInfo
- Publication number
- CN106838288B CN106838288B CN201710096966.3A CN201710096966A CN106838288B CN 106838288 B CN106838288 B CN 106838288B CN 201710096966 A CN201710096966 A CN 201710096966A CN 106838288 B CN106838288 B CN 106838288B
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- Prior art keywords
- oil
- oil circuit
- valve
- grades
- system pressure
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0003—Arrangement or mounting of elements of the control apparatus, e.g. valve assemblies or snapfittings of valves; Arrangements of the control unit on or in the transmission gearbox
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0021—Generation or control of line pressure
- F16H2061/0034—Accumulators for fluid pressure supply; Control thereof
Abstract
The two electronic automobile-used retarder hydraulic control oil circuit of speed of one kind, belongs to retarder control technology field, and the present invention is in order to solve the problem of traditional electric vehicle using single reduction gear driving automobile transmission efficiency is low, course continuation mileage is short.Safety valve is connected on system pressure oil circuit trunk, and by oil pump and draining oil communication, draining oil circuit one end is connected the trunk of system pressure oil circuit with oil sump, and the other end bifurcates, and is connected respectively with system pressure regulating valve and cooler flow control valve；C2 clutches are connected by two grades of oil-filled oil circuits of clutch with two grades of solenoid valves, and are connected by the branch of two grades of oil-filled oil circuits of clutch with gearshift safety valve；C1 clutches are connected by the oil-filled oil circuit of first clutch with gearshift safety valve, and gearshift safety valve is connected by one grade of electromagnetic valve work oil circuit with one grade of solenoid valve.The two electronic automobile-used retarder hydraulic control oil circuit of speed of one kind of the present invention can realize the fast free switching of electric vehicle 2, greatly improve electric vehicle course continuation mileage.
Description
Technical field
The present invention relates to a kind of retarder hydraulic control oil circuits, and in particular to the two electronic automobile-used retarder hydraulic pressure control of speed of one kind
Liquefaction road belongs to retarder control technology field.
Background technology
In face of huge challenge existing for global energy and environmental system, automobile is as consumption of petroleum and CO2 emission
Important sources are, it is necessary to carry out revolutionary change, and China is automobile consumption big country, and institute's facing challenges and technological innovation are compeled
Cutting property is stronger.New-energy automobile development in the whole world has formd common recognition at present, and in a short time, the mixing of oil electricity, plug-in mixing are dynamic
Power will be important transition route, and on long terms, the pure electric drive including pure electric vehicle, fuel cell technology will be new energy
The major technique direction of source automobile；Pure electric automobile largely drives automobile, transmission using single reduction gear in existing market
Speed is than fixation, and electric vehicle uses single speed than output under different operating modes, so design velocity ratio need to take into account high speed and low speed
Operating mode, transmission efficiency is low, and course continuation mileage is short.Gear can be carried out therefore, it is necessary to one kind to vehicle according to electric car driving cycle to cut
It changes, realizes the two electronic automobile-used retarder hydraulic control oil circuits of speed that electric car has shelves to travel.
The content of the invention
The object of the present invention is to provide the two electronic automobile-used retarder hydraulic control oil circuit of speed of one kind, to solve the electronic vapour of tradition
The problem of vehicle is exported under different operating modes using single speed ratio, and transmission efficiency is low, and course continuation mileage is short.
A kind of electronic automobile-used retarder hydraulic control oil circuit of two speed includes system pressure oil circuit, draining oil circuit, lubrication
Oil circuit, the oil-filled oil circuit of two grades of clutches, one grade of electromagnetic valve work oil circuit, the oil-filled oil circuit of first clutch, accumulator package, oil
Pump, safety valve, system pressure regulating valve, cooler flow control valve, two grades of solenoid valves, one grade of solenoid valve, gearshift safety valve and
Cooler；
Safety valve is connected on system pressure oil circuit trunk, and the trunk of system pressure oil circuit is connected by oil pump and draining oil circuit
Logical, draining oil circuit one end is connected with oil sump, other end bifurcation, respectively with system pressure regulating valve and cooler flow-rate adjustment
Valve connects, and the branch of system pressure oil circuit connects system pressure regulating valve, two grades of solenoid valves and one grade of solenoid valve respectively；C2 clutches
Device is connected by two grades of oil-filled oil circuits of clutch with two grades of solenoid valves, and the branch by two grades of oil-filled oil circuits of clutch and gearshift
Safety valve connects；C1 clutches are connected by the oil-filled oil circuit of first clutch with gearshift safety valve, and gearshift safety valve passes through one grade
Electromagnetic valve work oil circuit is connected with one grade of solenoid valve；System pressure regulating valve is connected by lubricant passage way and cooler flow control valve
It connects, cooler flow control valve is connected by lubricant passage way with cooler；System pressure oil circuit, lubricant passage way, two grades of clutches
The branch of oil-filled oil circuit and the oil-filled oil circuit of first clutch road is all connected with accumulator package.
Preferably：Two grades of solenoid valves are normal-low magnetic valve, and one grade of solenoid valve is normal high magnetic valve.
Preferably：Accumulator package includes accumulator piston assembly, cluster spring and drain tap.
The present invention has the following effects that compared with existing product：Simple in structure, design is rationally；It can be according to pure electric automobile row
The reasonable output that operating mode realizes power is sailed, two speed reducers, which compare single reduction gear, can effectively reduce pure electric automobile especially in height
Noise under fast operating mode, improvement drive to experience；Two speed reducers can reduce rigors of the single reduction gear electric car to motor；
Meanwhile electric vehicle course continuation mileage can be effectively improved on the premise of power battery capacity is not increased, meet user to electronic vapour
The active demand of vehicle course continuation mileage.
Description of the drawings
Fig. 1 is a kind of schematic diagram of the electronic automobile-used retarder hydraulic control oil circuit of two speed of the present invention.
In figure：1- system pressures oil circuit, 2- drainings oil circuit, 3- lubricant passage ways, the oil-filled oil circuit of bis- grades of clutches of 4-, mono- grade of 5-
Electromagnetic valve work oil circuit, the oil-filled oil circuit of 6- first clutches, 7- accumulator packages, 8- oil pumps, 9- safety valves, 10- system pressures
Regulating valve, 11- coolers flow control valve, bis- grades of solenoid valves of 12-, mono- grade of solenoid valve of 13-, 14- gearshifts safety valve, 15- coolings
Device.
Specific embodiment
The preferred embodiment of the present invention is elaborated below according to attached drawing.
As shown in Figure 1, a kind of electronic automobile-used retarder hydraulic control oil circuit of two speed of the present invention includes system pressure
Oil circuit 1, draining oil circuit 2,3, two grades of clutches of lubricant passage way oil-filled oil circuit 4, one grades of electromagnetic valve work oil circuits 5, first clutches
Oil-filled oil circuit 6, accumulator package 7, oil pump 8, safety valve 9, system pressure regulating valve 10,11, two grades of cooler flow control valve
12, one grades of solenoid valves 13 of solenoid valve, gearshift safety valve 14 and cooler 15；
The safety valve 9 is connected on 1 trunk of system pressure oil circuit, and the trunk of system pressure oil circuit 1 is by oil pump 8 with letting out
Oil circuit 2 connects, and 2 one end of draining oil circuit is connected with oil sump, and the other end bifurcates, respectively with system pressure regulating valve 10 and cold
But device flow control valve 11 connects, and the branch of system pressure oil circuit 1 connects 10, two grades of solenoid valves 12 of system pressure regulating valve respectively
With one grade of solenoid valve 13；C2 clutches are connected by the oil-filled oil circuit 4 of two grades of clutches with two grades of solenoid valves 12, and by two grades from
The branch of the oil-filled oil circuit 4 of clutch is connected with gearshift safety valve 14；C1 clutches are pacified by the oil-filled oil circuit 6 of first clutch and gearshift
Full valve 14 connects, and gearshift safety valve 14 is connected by one grade of electromagnetic valve work oil circuit 5 with one grade of solenoid valve 13；System pressure is adjusted
Valve 10 is connected by lubricant passage way 3 with cooler flow control valve 11, cooler flow control valve 11 by lubricant passage way 3 with it is cold
But device 15 connects；System pressure oil circuit 1, the oil-filled oil circuit 4 of 3, two grades of clutches of lubricant passage way and the oil-filled oil circuit 6 of first clutch
Branch road is all connected with accumulator package 7.
Oil pump 8 is speed reducer for electric vehicle oil pump in Fig. 1, and safety valve 9 is to play the role of the safety valve of safety relief, system pressure
Force regulating valve 10 adjusts system pressure to constant pressure, and two grades of solenoid valves 12 are two grades of control solenoid valves of retarder, pass through control
Two grades of solenoid valves 12 of system realize the oil-filled characteristic of C2 clutch oil pockets, complete gear switch；One grade of solenoid valve 13 is the electromagnetism that grows tall
During valve, i.e. obstructed electric signal, one grade of solenoid valve 13 forms access, and when energization forms open circuit, and vice versa, is when retarder controls
When system is abnormal or powers off, the oil-filled oil circuit 6 of first clutch still can be oil-filled, and vehicle is travelled with one grade of slope row pattern；C1 from
During the oil-filled work of clutch, C2 clutch oil circuits disconnect, and during the oil-filled work of C2 clutches, C1 clutch oil circuits disconnect, from mechanical layer
Face ensure the oil-filled oil circuit 4 of two grades of clutches and the oil-filled oil circuit 6 of first clutch can not oil-filled work simultaneously, protection electric car slows down
Device is without damage and traffic safety, accumulator package 7 reduce the impact of pure electric automobile shift process, ensure smooth gear shifting.
During work, ATF oil enters lubricant passage way 3 by system pressure regulating valve 10, and gear drive is forced
Lubrication, after driver puts in first gear, two grades of solenoid valves 12 power off, and the oil-filled oil circuit 4 of two grades of clutches is without operating pressure, one grade of clutch
The oil-filled oil circuit 6 of device is oil-filled, C1 clutch friction chip bondings, aperture control motor characteristics of the TCU according to driver's gas pedal, real
Existing Electric Vehicles Driving Cycle.When TCU judges that electric car need to enter two grades when driving, one grade of solenoid valve 13 controls first clutch
Oil-filled 6 draining of oil circuit, two grades of solenoid valves 12 control the oil-filled oil circuit 4 of two grades of clutches oil-filled, in C2 clutch Oil feeding process, pressure
14 end face of gearshift safety valve is acted on, when oil-filled 4 pressure of oil circuit of two grades of clutches is below C2 clutch KISSPOINT point pressures
Safety valve 14 of shifting gears during certain value cuts off one grade of electromagnetic valve work oil circuit 5 and the oil-filled oil circuit 6 of first clutch, two grades of clutches are oil-filled
Oil circuit 4 is oil-filled, C2 clutch friction chip bondings, and vehicle is travelled into two grades.Conversely, when vehicle need to transform to one grade from two grades
When, two grades of solenoid valves 12 control oil-filled 4 draining of oil circuit of two grades of clutches, when oil-filled 4 oil circuit pressure of oil circuit of two grades of clutches is less than
During certain value for 14 spring-return power of safety valve of shifting gears, gearshift safety valve 14 is by one grade of electromagnetic valve work oil circuit 5 and first clutch
Oil-filled oil circuit 6 connects, and the oil-filled oil circuit 6 of first clutch is oil-filled establishes pressure for the control of one grade of solenoid valve 13, and two grades of clutches fill
During 4 complete draining no pressure of oil circuit, speed reducer for electric vehicle completes two grades of drops, one grade of process.According to this operation principle, electric car
Retarder can effectively realize the free switching of two speed, greatly improve electric vehicle course continuation mileage, reduce electric vehicle to motor
The motor noise of rigors and operating mode of running at high speed realizes multi gear power-assisted for electric vehicle.
Further：Two grades of solenoid valves 12 are normal-low magnetic valve, and one grade of solenoid valve 13 is normal high magnetic valve.
Further：Accumulator package 7 includes accumulator piston assembly, cluster spring and drain tap.
Present embodiment is simply to the exemplary description of this patent does not limit its scope of protection, people in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (3)
1. the two electronic automobile-used retarder hydraulic control oil circuit of speed of one kind, it is characterised in that：Including system pressure oil circuit (1), draining
Oil circuit (2), lubricant passage way (3), two grades of oil-filled oil circuits of clutch (4), one grade of electromagnetic valve work oil circuit (5), 1 grade of clutch are oil-filled
Oil circuit (6), accumulator package (7), oil pump (8), safety valve (9), system pressure regulating valve (10), cooler flow control valve
(11), two grades of solenoid valves (12), one grade of solenoid valve (13), gearshift safety valve (14) and cooler (15)；
The safety valve (9) is connected on system pressure oil circuit (1) trunk, and the trunk of system pressure oil circuit (1) passes through oil pump (8)
It is connected with draining oil circuit (2), draining oil circuit (2) one end is connected with oil sump, and the other end bifurcates, and is adjusted respectively with system pressure
Valve (10) and cooler flow control valve (11) connection, the branch of system pressure oil circuit (1) connect system pressure regulating valve respectively
(10), two grades of solenoid valves (12) and one grade of solenoid valve (13)；C2 clutches pass through two grades of oil-filled oil circuits of clutch (4) and two grades of electricity
Magnet valve (12) connects, and is connected by the branch of two grades of oil-filled oil circuits of clutch (4) with gearshift safety valve (14)；C1 clutches lead to
It crosses the oil-filled oil circuit of first clutch (6) to be connected with gearshift safety valve (14), gearshift safety valve (14) passes through one grade of electromagnetic valve work
Oil circuit (5) is connected with one grade of solenoid valve (13)；System pressure regulating valve (10) passes through lubricant passage way (3) and cooler flow-rate adjustment
Valve (11) connects, and cooler flow control valve (11) is connected by lubricant passage way (3) with cooler (15)；System pressure oil circuit
(1), the branch road of lubricant passage way (3), two grades of oil-filled oil circuits of clutch (4) and 1 grade of oil-filled oil circuit of clutch (6) is all connected with storage
It can device assembly (7).
2. a kind of electronic automobile-used retarder hydraulic control oil circuit of two speed according to claim 1, it is characterised in that：Two grades of electricity
Magnet valve (12) is normal-low magnetic valve, and one grade of solenoid valve (13) is normal high magnetic valve.
3. a kind of electronic automobile-used retarder hydraulic control oil circuit of two speed according to claim 1, it is characterised in that：Accumulator
Component (7) includes accumulator piston assembly, cluster spring and drain tap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096966.3A CN106838288B (en) | 2017-02-22 | 2017-02-22 | The two electronic automobile-used retarder hydraulic control oil circuit of speed of one kind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096966.3A CN106838288B (en) | 2017-02-22 | 2017-02-22 | The two electronic automobile-used retarder hydraulic control oil circuit of speed of one kind |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106838288A CN106838288A (en) | 2017-06-13 |
| CN106838288B true CN106838288B (en) | 2018-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710096966.3A Expired - Fee Related CN106838288B (en) | 2017-02-22 | 2017-02-22 | The two electronic automobile-used retarder hydraulic control oil circuit of speed of one kind |
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| CN (1) | CN106838288B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111365311B (en) * | 2018-12-25 | 2021-04-16 | 广州汽车集团股份有限公司 | Hydraulic module of electromechanical coupling system and control method thereof |
| CN110578794A (en) * | 2019-09-04 | 2019-12-17 | 哈尔滨东安汽车发动机制造有限公司 | Hydraulic control oil way of special DHT hybrid transmission |
| CN110486460A (en) * | 2019-09-04 | 2019-11-22 | 哈尔滨东安汽车发动机制造有限公司 | A kind of novel mixed dynamic transmission control lubrication flow hydraulic circuit |
| CN112324906A (en) * | 2020-11-09 | 2021-02-05 | 江苏悦达智能农业装备有限公司 | Vehicle transmission system and clutch switching control method thereof |
| CN112248802A (en) * | 2020-11-09 | 2021-01-22 | 江苏悦达智能农业装备有限公司 | Vehicle transmission system |
| CN112943752A (en) * | 2021-02-06 | 2021-06-11 | 哈尔滨东安汽车发动机制造有限公司 | Special gearbox hydraulic circuit for hybrid power |
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| CN202431628U (en) * | 2011-12-30 | 2012-09-12 | 比亚迪股份有限公司 | Hydraulic system, drive system and electric vehicle |
| CN103486245A (en) * | 2013-09-29 | 2014-01-01 | 长城汽车股份有限公司 | Double-clutch hydraulic control system |
| CN105179681A (en) * | 2015-10-30 | 2015-12-23 | 无锡正瑞汽车传动技术有限公司 | Hydraulic control gearshift system of two-gear automatic transmission |
| CN206571962U (en) * | 2017-02-22 | 2017-10-20 | 哈尔滨东安汽车发动机制造有限公司 | The fast electric car decelerator hydraulic control oil circuit of one kind two |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080054239A (en) * | 2006-12-12 | 2008-06-17 | 현대자동차주식회사 | Hydraulic control system of automatic transmission for vehicle |
| JP5321631B2 (en) * | 2011-03-31 | 2013-10-23 | マツダ株式会社 | Hydraulic control device for automatic transmission |
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2017
- 2017-02-22 CN CN201710096966.3A patent/CN106838288B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202431628U (en) * | 2011-12-30 | 2012-09-12 | 比亚迪股份有限公司 | Hydraulic system, drive system and electric vehicle |
| CN103486245A (en) * | 2013-09-29 | 2014-01-01 | 长城汽车股份有限公司 | Double-clutch hydraulic control system |
| CN105179681A (en) * | 2015-10-30 | 2015-12-23 | 无锡正瑞汽车传动技术有限公司 | Hydraulic control gearshift system of two-gear automatic transmission |
| CN206571962U (en) * | 2017-02-22 | 2017-10-20 | 哈尔滨东安汽车发动机制造有限公司 | The fast electric car decelerator hydraulic control oil circuit of one kind two |
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| Publication number | Publication date |
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| CN106838288A (en) | 2017-06-13 |
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Granted publication date: 20180529 Termination date: 20190222 |