CN208867857U - For the driving unit of automobile and the automobile with this driving unit - Google Patents
For the driving unit of automobile and the automobile with this driving unit Download PDFInfo
- Publication number
- CN208867857U CN208867857U CN201821009320.3U CN201821009320U CN208867857U CN 208867857 U CN208867857 U CN 208867857U CN 201821009320 U CN201821009320 U CN 201821009320U CN 208867857 U CN208867857 U CN 208867857U
- Authority
- CN
- China
- Prior art keywords
- speed changer
- electricity
- driver
- driving unit
- cooling
- 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.)
- Active
Links
- 238000001816 cooling Methods 0.000 claims abstract description 94
- 230000005611 electricity Effects 0.000 claims abstract description 47
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 239000012809 cooling fluid Substances 0.000 claims description 18
- 239000012530 fluid Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- KVIPHDKUOLVVQN-UHFFFAOYSA-N ethene;hydrate Chemical group O.C=C KVIPHDKUOLVVQN-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT 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
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
- B60K2001/006—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric motors
Abstract
The utility model relates to a kind of driving units (1) for being used for automobile (2), include at least: the driver (3) of the electricity at least one rotor (4) and stator (5)；For controlling the inverter (6) of the driver (3) of the electricity；And speed changer (7), the driving torque of driver (3) generation by the electricity is transmitted in the power train of the automobile (2) at least one transmission ratio；Wherein, driver (3), the inverter (6) and the speed changer (7) of the electricity are arranged in a common shell (8), wherein, cooling circuit (9) are provided in the shell (8), the cooling circuit is to the driver (3) of the electricity, the inverter (6) and the speed changer (7) temperature adjustment.The utility model further relates to a kind of automobile (2) with this driving unit (1).
Description
Technical field
The utility model relates to a kind of driving units for automobile.The driving unit includes the driving of at least one electricity
Device, inverter and speed changer.The driver of the electricity provides the driving torque for being used to drive automobile.This driving unit especially by
It is arranged so that the driver of electricity and the transmission axis connection of automobile.Here, can be by transmission shaft the drive of the driver of electricity
Dynamic power is for example transmitted at least one wheel, or is transmitted on multiple wheels of one or more axles of automobile, with
Just vehicle is driven.
Background technique
A kind of transmission mechanism including speed changer as known to 10 2,011 084 030 A1 of DE, the speed changer have oil sump
And motor.There, oil sump also stretches below motor.It is provided in terms of fluid technique and oil sump in the lower section of oil sump
The cooling circuit dividually designed, to cool down transmission oil.
It has been found that the cooling of speed changer there is a problem, due to sheltering from driving unit completely in order to reduce noise and vibration
It is dynamic, it is desirable to have described to block, this block hampers circulation air flowing and/or interfere to radiate.Furthermore it has been found that due to installation
The reason of space, can not integrating exterior straight from the shoulder cooling piece.
Utility model content
The purpose of this utility model is at least to be partially solved for problem described in the prior art, especially to be proposed
A kind of driving unit, it is compact to design, and be able to achieve and be sufficiently cool whole components.
The purpose is achieved by a kind of driving unit with the following characteristics:
It proposes a kind of driving unit for automobile, includes at least: the drive of the electricity at least one rotor and stator
Dynamic device；For controlling the inverter of the driver of the electricity；And speed changer, by electricity driver generate driving torque with
At least one transmission ratio is transmitted in the power train of automobile.Driver, inverter and the speed changer of electricity be arranged in one it is common
In (designing to multicomponent formula when necessary) shell, wherein be provided with cooling circuit in the shell, the cooling circuit is to electricity
Driver, inverter and speed changer temperature adjustment.
Cooling circuit especially has cooling fluid, and the cooling fluid flows through cooling circuit.Cooling fluid especially water,
Preferably at least contain water, particularly preferably water-ethylene glycol-mixture.
Particularly, cooling circuit along its by extension path of shell have it is being arranged apart from each other, respectively increase
Wall region, these wall regions directly with inverter, electricity driver and speed changer be disposed adjacently.Cooling circuit thus has
The cooling zone spatially arranged apart from each other, wherein the first cooling zone is assigned to inverter, and the second cooling zone is assigned to electricity
Driver, third cooling zone is assigned to speed changer.
Particularly, cooling circuit is formed between the wall region that these increase or between cooling zone by channel, these
Channel has the lesser through flow cross section of wall region compared to cooling zone or increase.
Particularly, speed changer (in order to lubricate and/or cool down) is loaded by transmission fluid, wherein speed changer has speed change
Device oil sump.Cooling circuit is at least arranged in the lower section (referring to the direction of gravity) of speed changer oil sump in the region of speed changer, and
And it directly arranges adjacent theretoly.
Particularly, transmission fluid is transmission oil, thus is a kind of fluid different from cooling fluid, cooling fluid quilt
It is directed through cooling circuit.The third cooling zone in cooled circuit is cooling in the region of speed changer oil sump just for transmission oil.
Third cooling zone covers at least the 80% of the basal plane of speed changer oil sump at least on the bottom surface of speed changer oil sump.
Preferably, from the wall of speed changer oil sump, cooling body is extend into cooling circuit or third area, wherein is cooled back
Road has the cover piece that can be tightened at least in the region of speed changer, which connect with shell, is used to form cooling circuit.
Preferably, cooling body is made of rib, these ribs are formed on shell (such as since the method for forming is such as cast).
The third area of cooling circuit especially has the cover piece that can be tightened on shell.By these ribs, can significantly increase by cold
But the surface area of circuit load.
Particularly, shell has the entrance and exit for flowing through the cooling fluid of cooling circuit, wherein cooling fluid is pressed
Sequentially flow through driving unit as follows: entrance, inverter, the driver of electricity, speed changer, outlet.
Inverter control the absorption power of the driver of electricity, wherein be also required to cooling to inverter.
Particularly, cooling circuit is formed on the periphery of the driver of electricity, and (utilize the secondth area) at least in circumference
The driver of electricity is comprehensively surrounded on direction.Preferably, electric driver or at least stator axially stretches.Particularly,
Cooling circuit axially extends at least 80% by electric driver or stator extension distance using the secondth area.
Particularly, electric driver has 1 ~ 2000kW [kilowatt], the preferably rated power of 50 ~ 500kW.
Here the driving unit proposed have one cooling circuit, all components of driving unit, i.e. inverter, electricity
Driver and speed changer are all adequately cooled by the cooling circuit.Particularly, (attached when necessary only by coolant
Pass through transmission fluid with adding) heat generated inside driving unit can be discharged.Thus particularly herein without passing through
It is cooling that case drain carries out additional air to extraneous.It is possible thereby to which driving unit is encompassed, make an uproar to reduce sending
Sound and vibration (NVH- noise, vibration, sound vibration roughness).
It is possible thereby to cooling cavity is integrated into case of transmission fundamentally realizing, so as to motor circuit and/or inverse
The cooling liquid for becoming device circuit also can pass through case of transmission surface with considerable amount, and exchange heat there.
Furthermore it proposes a kind of automobile, there is at least one above-mentioned driving unit, wherein the driving unit is provided for
Drive at least one wheel or at least one axle of automobile.
For the sake of with caution, it is to be appreciated that main (only) used herein of number (" first ", " second ", " third " ...)
For distinguishing object, parameter or the process of multiple identical types, thus these objects, parameter or procedure coercion are not given especially
Ground provides mutual relationship and/or sequence.If necessary to relationship and/or sequence, this can be clearly stated here, or
This is to those skilled in the art obvious in the design that research is specifically introduced.
Detailed description of the invention
The utility model and technical field will be described in detail below in reference to attached drawing.It may be noted that the utility model is simultaneously
It is not only restricted to these described embodiments.Particularly, illustrate as long as being not known, the case where also it is possible that by described in attached drawing
Part in terms of win out, and combine with the other component parts and understanding of this specification and/or attached drawing.It is identical attached
Icon note indicates identical object, to can addedly consider the explanation of other attached drawings when necessary.In these schematic diagrames:
Fig. 1 illustrates the automobile with driving unit with solid；
Fig. 2 illustrates a part of the driving unit according to Fig. 1 with perspective cross-sectional；
Fig. 3 illustrates another part of the driving unit according to Fig. 1 and 2 with perspective cross-sectional；
Fig. 4 shows described another part according to Fig. 3, and shows cooling circuit；
Fig. 5 illustrates the another part of the driving unit according to Fig. 1 ~ 4 with solid.
Specific embodiment
Fig. 1 illustrates the automobile 2 with driving unit 1 with solid.Driving unit is provided for driving automobile 2 at least
One wheel or at least one axle.Driving unit 1 include: with rotor 4 and stator 5(also in other attached drawings 2 ~ 5 only
Be labeled) electricity driver 3；For controlling the inverter 6 of the driver 3 of the electricity；And speed changer 7, the drive by electricity
The driving torque that dynamic device 3 generates is transmitted in the power train of automobile 2 at least one transmission ratio.Driver 3, the inverter 6 of electricity
It is arranged in common (designing to a multicomponent formula) shell 8 with speed changer 7, wherein cooling is provided in the shell 8
Circuit 9, driver 3, inverter 6 and speed changer 7 temperature adjustment of the cooling circuit to electricity.
Shell 8 has entrance 15 and the outlet 16 of the cooling fluid 17 for flowing through cooling circuit 9, wherein cooling fluid
17 flow through driving unit 1: entrance 15, inverter 6, the driver 3 of electricity, speed changer 7, outlet 16 in the following order.
Cooling circuit 9 has cooling fluid 17, and the cooling fluid flows through cooling circuit 9.Cooling circuit 9 is along its process
The extension path of shell 8 has the be arranged apart from each other, wall region that increases respectively, these wall regions directly with inverter 6,
The driver 3 and speed changer 7 of electricity are disposed adjacently.Cooling circuit 9 thus has the cooling spatially arranged apart from each other
Area 21,22,23(are shown in Fig. 2 ~ 5), wherein the first cooling zone 21 is assigned to inverter 6, and the second cooling zone 22 is assigned to the driving of electricity
Device 3, third cooling zone 23 are assigned to speed changer 7.
Cooling circuit 9 is shown in Fig. 2 between the wall region that these increase or between cooling zone 21,22,23 by channel 24(
~ 5) it is formed, these channels have compared to cooling zone 21,22,23 or the lesser through flow cross section of wall region increased.
Here cooling circuit 9 of the driving unit 1 proposed with one, all components of driving unit 1, i.e. inverter 6,
The driver 3 and speed changer 7 of electricity, are all adequately cooled by the cooling circuit.Particularly, only by cooling fluid 17
The heat generated inside driving unit 1 can be discharged in (when necessary additionally by transmission fluid 10).Thus particularly
It is extraneous cooling to carry out additional air without being emitted by shell 8 herein.It is possible thereby to driving unit 1 is encompassed,
Noise and vibration (NVH- noise, vibration, sound vibration roughness) are issued to reduce.
Fig. 2 illustrates a part of the driving unit according to Fig. 1 with perspective cross-sectional.It is referenced for the introduction of Fig. 1.Here simultaneously
A part of inverter 6 and electricity driver 3 is not shown.Cooling circuit 9 has the first cooling zone 21 connecting with entrance 15,
First cooling zone is directly disposed adjacently with inverter 6.
Fig. 3 illustrates another part of the driving unit according to Fig. 1 and 2 with perspective cross-sectional.It is referenced for Jie of Fig. 1 and 2
It continues.Here (lesser) a part of inverter 6 and electricity driver 3 is not showed that.The channel 24 from first of cooling circuit 9
It is stretched towards the second cooling zone 22 of the driver 3 for being assigned to electricity cooling zone 21.
Cooling circuit 9 is formed on the periphery 18 of the driver 3 of electricity, and using the second cooling zone 22 at least in circumference
The driver 3 of electricity is comprehensively surrounded on direction 19.Here, axially 20 stretching, extension of the driver 3 of electricity or at least stator 5.It is cold
But circuit 9 axially 20 extends past electric driver 3 or stator 5 extension distance extremely using the second cooling zone 22
Few 80%.
Fig. 4 shows described another part according to Fig. 3, and shows cooling circuit 9.It is referenced for the introduction of Fig. 3.It is cold
But the driver 3 of the circulation electricity on the periphery 18 of the driver of electricity of fluid 17.
Fig. 5 illustrates the another part of the driving unit 1 according to Fig. 1 ~ 4 with solid.Cooling circuit 9 is from the second cooling zone
22, it is stretched via channel 24 towards the third cooling zone 23 at speed changer 7.Speed changer 7(is in order to lubricate and/or cool down) become
Fast device fluid 10 loads, wherein speed changer 7 has speed changer oil sump 11.Cooling circuit 9 is arranged in the region of speed changer 7
The lower section (referring to the direction of gravity) of speed changer oil sump 11, and directly arrange adjacent theretoly.
Transmission fluid 10 is transmission oil, thus is a kind of fluid different from cooling fluid 17, and cooling fluid is drawn
It leads by cooling circuit 9.Transmission fluid 10 just in the region of speed changer oil sump 11 be cooled circuit 9 third cooling zone
23 is cooling.Third cooling zone 23 covers at least the 80% of the basal plane of speed changer oil sump 11 at least on the bottom surface of speed changer oil sump 11.
From the wall 12 of speed changer oil sump 11, cooling body 13 is extend into cooling circuit 9 or third cooling zone 23, wherein
Cooling circuit 9 has the cover piece 14 that can be tightened at least in the region of speed changer 7, which connect with shell 8, be used to form cold
But circuit 9.Cooling body 13 is made of rib, these ribs are formed on shell 8 (such as since the method for forming is such as cast).Pass through
These ribs can significantly increase the surface area loaded by cooling circuit 9 or cooling fluid 17 in order to cooling.Third cooling zone
23 are connect by channel 24 with outlet 16.
List of numerals
1 driving unit
2 automobiles
3 drivers
4 rotors
5 stators
6 inverters
7 speed changers
8 shells
9 cooling circuits
10 transmission fluids
11 speed changer oil sumps
12 walls
13 cooling bodies
14 cover pieces
15 entrances
16 outlets
17 cooling fluids
18 peripheries
19 circumferencial directions
20 is axial
21 first cooling zones
22 second cooling zones
23 third cooling zones
24 channels
Claims (7)
1. one kind is used for the driving unit (1) of automobile (2), include at least: having the electricity of at least one rotor (4) and stator (5)
Driver (3)；For controlling the inverter (6) of the driver (3) of the electricity；And speed changer (7), by the electricity
The driving torque that driver (3) generates is transmitted in the power train of the automobile (2) at least one transmission ratio；Wherein, described
Driver (3), the inverter (6) and the speed changer (7) of electricity are arranged in a common shell (8), wherein in institute
It states in shell (8) and is provided with cooling circuit (9), driver (3), the inverter (6) and institute of the cooling circuit to the electricity
State speed changer (7) temperature adjustment.
2. driving unit (1) as described in claim 1, wherein the speed changer (7) is loaded by transmission fluid (10), institute
Speed changer (7) are stated with speed changer oil sump (11)；Wherein, the cooling circuit (9) is at least in the region of the speed changer (7)
It is arranged in the lower section of the speed changer oil sump (11), and is directly arranged adjacent theretoly.
3. driving unit (1) as claimed in claim 2, wherein from the wall (12) of the speed changer oil sump (11), cooling body
(13) it extend into the cooling circuit (9), wherein the cooling circuit (9) at least has in the region of the speed changer (7)
There is the cover piece (14) that can be tightened, which connect with the shell (8), is used to form the cooling circuit (9).
4. driving unit (1) as claimed in any one of claims 1-3, wherein the shell (8) has described for flowing through
The entrance (15) of the cooling fluid (17) of cooling circuit (9) and outlet (16), wherein the cooling fluid (17) is in the following order
It flows through the driving unit (1): entrance (15), inverter (6), the driver (3) of electricity, speed changer (7), outlet (16).
5. driving unit (1) as claimed in any one of claims 1-3, wherein drive of the cooling circuit (9) in the electricity
It is formed on the periphery (18) of dynamic device (3), and at least comprehensively surrounds the driver of the electricity on circumferencial direction (19)
(3).
6. driving unit (1) as claimed in any one of claims 1-3, wherein the driver (3) of the electricity have 1 ~
The rated power of 2000kW [kilowatt].
7. a kind of automobile (2) has at least one driving unit (1) as claimed in one of claims 1-6, wherein described
Driving unit (1) is provided for driving at least one wheel or at least one axle of the automobile (2).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE202017003396.8 | 2017-06-28 | ||
| DE202017003396.8U DE202017003396U1 (en) | 2017-06-28 | 2017-06-28 | Drive unit for a motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208867857U true CN208867857U (en) | 2019-05-17 |
Family
ID=59580633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821009320.3U Active CN208867857U (en) | 2017-06-28 | 2018-06-28 | For the driving unit of automobile and the automobile with this driving unit |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN208867857U (en) |
| DE (1) | DE202017003396U1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017121989A1 (en) * | 2017-09-22 | 2019-03-28 | Voith Patent Gmbh | Hybrid drive arrangement for a motor vehicle |
| US11220307B2 (en) | 2018-07-27 | 2022-01-11 | Harley-Davidson Motor Company Group, LLC | Drive assembly for an electric vehicle |
| DE102019124280A1 (en) * | 2019-09-10 | 2021-03-11 | Schaeffler Technologies AG & Co. KG | Coolable electric drive device and drive assembly |
| DE102022206440A1 (en) | 2022-06-27 | 2023-12-28 | Robert Bosch Gesellschaft mit beschränkter Haftung | Drive arrangement, method for producing a drive arrangement and a vehicle with a drive arrangement |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011084030A1 (en) | 2011-10-05 | 2013-04-11 | Schaeffler Technologies AG & Co. KG | Transmission unit for use in electromotive transmission device for providing drive torque for vehicle such as passenger vehicle, commercial vehicle and bus, has transmission section, transmission case section and oil sump area |
-
2017
- 2017-06-28 DE DE202017003396.8U patent/DE202017003396U1/en active Active
-
2018
- 2018-06-28 CN CN201821009320.3U patent/CN208867857U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE202017003396U1 (en) | 2017-07-26 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |