CN109353201A - A kind of integrated power drive system assembly and electric car - Google Patents

A kind of integrated power drive system assembly and electric car Download PDF

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Publication number
CN109353201A
CN109353201A CN201811297068.5A CN201811297068A CN109353201A CN 109353201 A CN109353201 A CN 109353201A CN 201811297068 A CN201811297068 A CN 201811297068A CN 109353201 A CN109353201 A CN 109353201A
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CN
China
Prior art keywords
drive system
power drive
system assembly
integrated power
electric machine
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.)
Granted
Application number
CN201811297068.5A
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Chinese (zh)
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CN109353201B (en
Inventor
陆焦
范旭红
魏巍
刘太刚
周安健
高成
金国庆
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Deep Blue Automotive Technology Co ltd
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Chongqing Changan Automobile Co Ltd
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Priority to CN201811297068.5A priority Critical patent/CN109353201B/en
Publication of CN109353201A publication Critical patent/CN109353201A/en
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    • 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
    • B60K1/00Arrangement or mounting of electrical propulsion units
    • 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
    • B60K11/00Arrangement in connection with cooling of propulsion units
    • B60K11/02Arrangement in connection with cooling of propulsion units with liquid cooling
    • 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
    • B60K1/00Arrangement or mounting of electrical propulsion units
    • B60K2001/003Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
    • B60K2001/006Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric motors

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The present invention relates to a kind of integrated power drive system assemblies, including at least being integrated into whole driving motor, speed changer, electric machine controller, air compressor and water pump, electronically controlled housing is connected on the stator case of driving motor, electric machine controller is fixed in electronically controlled housing, terminal box is formed between the rear end cap of driving motor and the stator of driving motor, terminal box is connected to electronically controlled housing, rotation varying signal connector, temperature signal plug connector, and the three-phase terminal drawn by the motor stator of driving motor are provided in terminal box;The three-phase high-voltage power output end of electric machine controller is connected by three-phase copper bar with three-phase terminal, and the control terminal of electric machine controller is connected by signal wire with rotation varying signal plug connector and temperature signal plug connector grafting.The integrated power drive system assembly structure is compact, saves installation space, improves installation effectiveness, while also eliminating many and diverse harness connection, improves whole reliability.The invention further relates to a kind of electric cars.

Description

A kind of integrated power drive system assembly and electric car
Technical field
The present invention relates to electric car produce design field, in particular to a kind of integrated power drive system assembly and Electric car.
Background technique
Increasingly depleted and environmental pollution with fossil energy is increasingly sharpened, and electric car is increasingly by user's Favor.
Power drive system is the core component of electric car, and power drive system is capable of uniting of being formed by multiple component combinations The entirety of one work comprising driving motor, electric machine controller, speed changer, air compressor, water pump, high pressure junction box, vehicle Controller, Vehicular charger and direct current transducer etc..
The all parts of current power drive system are split type structure, and all parts are individually arranged in corresponding installation On position.However, this kind of mode be there is power drive system occupied space is big, and needed between all parts through complicated harness The problem of connection, since the arrangement space of vehicle is limited, the volume of driving motor is also just limited, this makes the output of motor Power is smaller, is not well positioned to meet vehicle power demand;Meanwhile complicated harness connects but also entire electricity between each component Drive system is disorderly and unsystematic, and reliability cannot also guarantee well.
Summary of the invention
First aspect present invention is to provide a kind of integrated power drive system assembly, to improve the collection of power drive system Cheng Du reduces the space hold of power drive system, so that the increase for driving motor provides space;In addition, high integration is each Complicated harness connection can be saved between component, improve the compactedness and reliability of power drive system assembly.
Second aspect of the present invention, which also resides in, provides a kind of electric car with above-mentioned integrated power drive system assembly.
In order to achieve the above objectives, integrated power drive system assembly provided by the invention, it is whole including at least being integrated into Driving motor, speed changer, electric machine controller, air compressor and water pump, wherein
Electronically controlled housing is connected on the stator case of the driving motor, the electric machine controller is fixed on the automatically controlled shell In vivo, form terminal box between the rear end cap of the driving motor and the stator of the driving motor, the terminal box with it is described Electronically controlled housing is connected to, and rotation varying signal connector, temperature signal plug connector is provided in the terminal box, and by the driving electricity The three-phase terminal that the motor stator of machine is drawn;The three-phase high-voltage power output end of the electric machine controller passes through three-phase copper bar and institute It states three-phase terminal to be connected, the control terminal of the electric machine controller passes through signal wire and the rotation varying signal plug connector and the temperature The grafting of signal plug connector is spent to be connected.
Preferably, the electronically controlled housing is mounted on the top of the stator case radial direction.
It preferably, further include the insulation wire holder being arranged in the terminal box, the three-phase copper bar and the three phase terminals It is fixed on the insulation wire holder after son connection.
It preferably, further include the insulation fixing plate being arranged in the terminal box, the rotation varying signal plug connector and institute Temperature signal plug connector is stated to be fixed on the insulation fixing plate.
Preferably, the speed changer is installed on the axle stretch end of the driving motor, and the drive end bearing bracket of the driving motor and The fastening lid being adapted to the drive end bearing bracket fastens the shell to form the speed changer, and the drive end bearing bracket and the fastening lid pass through company Fitting is connected.
Preferably, the fastening lid, drive end bearing bracket, stator case and the rear end cap form main body cover, the air Compressor and the water pump are installed on the outer surface of the main body cover.
Preferably, the air compressor is mounted by first support in the fastening lid;The water pump is close to described Electronically controlled housing setting, and be installed on the drive end bearing bracket or stator case by second support.
Preferably, Vehicular charger is also equipped in the electronically controlled housing.
Preferably, lateral partitions are provided in the inner cavity of the electronically controlled housing, the lateral partitions are by the electronically controlled housing Inner cavity be divided into the upper and lower level cavity close to the stator case, and the upper layer cavity far from the stator case, wherein institute It states Vehicular charger to be arranged in lower layer's cavity, the electric machine controller is arranged in the upper chamber body.
Preferably, direct current transducer is also equipped in the electronically controlled housing, and the direct current transducer is arranged under described In layer cavity.
Preferably, the Vehicular charger and the direct current transducer are integrated into power module, and the two shares power amplifier board.
Preferably, high pressure junction box is also integrated in the electronically controlled housing, the high pressure junction box is arranged on the upper layer In cavity.
Preferably, entire car controller is also integrated in the electronically controlled housing, the entire car controller is arranged on the upper layer In cavity.
Preferably, the electric machine controller includes driving plate and control panel, is set between the driving plate and the control panel It is equipped with barricade, the entire car controller is fixed on the barricade.
Preferably, in addition to link position, the three-phase copper bar is also wrapped on PVC film.
Preferably, the cooling system of the integrated electric drive assembly includes electronically controlled housing cooling segment and motor cooling end Point;Wherein,
The electronically controlled housing cooling segment includes shell water inlet, shell water outlet and shell water channel, the shell water Road is at least through the electric machine controller, Vehicular charger and direct current transducer;
The motor cooling segment includes motor water inlet, motor water outlet and stator case water channel, and the shell goes out The mouth of a river is connected with the motor water inlet by pipeline.
Preferably, it is also provided in the shell of the electric machine controller and is contacted with the heat generating components in the electric machine controller Electric machine controller cooling water channel, offer and the heat generating components in the Vehicular charger in the shell of the Vehicular charger The charger cooling water channel of contact offers and the heat generating components in the direct current transducer in the shell of the direct current transducer The converter cooling water channel of contact, the electric machine controller cooling water channel, charger cooling water channel and the converter are cooling Water channel is connected to the shell water channel.
Electric car disclosed in this invention, including integrated power drive system assembly, and the integrated electric drive Assembly is the integrated power drive system assembly disclosed in above-mentioned any one.
As can be seen from the above technical solutions, disclosed in this invention integrated power drive system assembly in, driving electricity Machine, speed changer, electric machine controller, air compressor and water pump are integrated into for entirety, this makes entire power drive system total At compactedness more preferably, compared to the installation for individually carrying out each component, can not only effectively save installation space, but also can The installation space for being obviously improved installation effectiveness, while saving provides possibility for replacement high-power driving motor;In addition, driving Terminal box is yet formed between the rear end cap of motor and the stator of driving motor, this also just eliminates the wiring individually arranged at present The compactedness of box, entire power drive system assembly further increases, and due to Highgrade integration, the distance between all parts are very Closely, and terminal box is connected to electronically controlled housing, therefore electric machine controller can be directly connected to the motor by copper bar and signal wire, is saved It has gone many and diverse harness to connect, has improved the reliability of power drive system assembly.
Disclosed in this invention electric car due to use above-mentioned integrated power drive system assembly, this is electronic Automobile has both the above-mentioned integrated corresponding technological merit of power drive system assembly, is no longer repeated this herein.
Detailed description of the invention
Fig. 1 is the modular diagram of integrated power drive system assembly disclosed in the embodiment of the present invention;
Fig. 2 is that (water pump is not for the configuration schematic diagram of integrated power drive system assembly disclosed in the embodiment of the present invention It shows);
Fig. 3 is the schematic diagram of the section structure after the driving motor disclosed in the embodiment of the present invention is connect with speed changer;
Fig. 4 is the configuration schematic diagram of the electronically controlled housing disclosed in the embodiment of the present invention;
Fig. 5 is the side structure schematic diagram of the integrated power drive system assembly disclosed in the embodiment of the present invention.
Wherein, 1 is driving motor, and 2 be speed changer, and 3 be electric machine controller, and 4 be air compressor, and 5 be water pump, and 6 be fixed Sub- shell, 7 be electronically controlled housing, and 8 be rear end cap, and 9 be drive end bearing bracket, and 10 be fastening lid, and 11 be lateral partitions, and 12 be lower layer's cavity, 13 be upper layer cavity, and 14 be power module, and 15 be high pressure junction box, and 16 be entire car controller, and 17 be rear end cap cover board, and 18 be axis It holds, 19 be oil sealing, and 20 be motor stator, and 21 be rotor, and 22 be three-phase terminal, and 23 be insulation wire holder, and 24 be terminal box, 25 be insulation fixing plate, and 26 be temperature signal plug connector, and 27 be rotation varying signal plug connector, and 28 be motor shaft, and 29 be gearbox master Axis, 30 be shell water outlet, and 31 be pipeline, and 32 be hoop body, and 33 be motor water inlet, and 34 be motor water outlet, and 71 be automatically controlled master Shell, 72 be automatically controlled shell upper end cover, and 73 be automatically controlled shell lower cover, and 141 be power module water inlet, and 142 are discharged for power module Mouthful.
Specific embodiment
Core of the present invention first is that for a kind of integrated power drive system assembly, to improve the integrated of power drive system Degree, reduces the space hold of power drive system, so that the increase for driving motor provides space;In addition, each portion of high integration Complicated harness connection can be saved between part, improve the compactedness and reliability of power drive system assembly.
Another core of the present invention, which also resides in, provides a kind of electric car with above-mentioned integrated power drive system assembly.
In order to enable those skilled in the art to better understand the solution of the present invention, with reference to the accompanying drawings and detailed description The present invention is described in further detail.
Disclosed in this invention integrated power drive system assembly, include at least driving motor 1, speed changer 2, motor control Device 3, compressor of air conditioner 4 and water pump 5 processed, and these part sets become overall structure, please refer to Fig. 1 and Fig. 3, driving electricity Electronically controlled housing 7 is connected on the stator case of machine 1, electric machine controller 3 is fixed in electronically controlled housing 7, the rear end cap of driving motor 1 Terminal box 24 is formed between 8 and the stator of driving motor 1, in order to facilitate the connection of electric machine controller 3 and driving motor 1, wiring Box 24 is connected to electronically controlled housing 7, and rotation varying signal plug connector 27, temperature signal plug connector 26 and three-phase are provided in terminal box 24 Terminal 22, wherein rotation varying signal plug connector 27 is for obtaining motor rotation position, and temperature signal plug connector 26 is for obtaining motor Internal temperature;The three-phase high-voltage power output end of electric machine controller 3 is connected by three-phase copper bar with three-phase terminal 22, motor control The control terminal of device 3 is connected by signal wire with rotation varying signal plug connector 27 and 26 grafting of temperature signal plug connector, so as to drive Dynamic motor 1 is controlled, and after being completed, three-phase copper bar and signal wire are closed in electronically controlled housing 7 and terminal box 24, Without exposed harness.
It needs to be illustrated, in the embodiment of the present invention.The meaning of " integrated " is primarily referred to as linking together, and makes each A component forms an entirety, can be to be detachably connected between all parts, can also connect for integral type.
In order to guarantee reliably to connect between three-phase copper bar and three-phase terminal 22, opened on three-phase copper bar and three-phase terminal 22 Equipped with bolt hole, the two is tightly connected by bolt lock.
Since driving motor 1, speed changer 2, electric machine controller 3, air compressor 4 and water pump 5 are integrated into for entirety, This makes the compactedness of entire power drive system assembly more preferably, can not only be effective compared to the installation for individually carrying out each component Installation space is saved, but also the installation space that can be obviously improved installation effectiveness, while save is replacement high-power driving Motor 1 provides possibility;In addition, terminal box 24 is yet formed between the rear end cap 8 of driving motor 1 and the stator of driving motor 1, This also just eliminates the terminal box individually arranged at present, and the compactedness of entire power drive system assembly further increases, due to height Spend integrated, the distance between all parts are close, and terminal box 24 is connected to electronically controlled housing 7, therefore electric machine controller 3 can It is directly connected to the motor by copper bar and signal wire, eliminates many and diverse harness connection, improve power drive system assembly can By property.
As shown in fig. 1, the electronically controlled housing 7 disclosed in the present embodiment is mounted on stator case 6 radially by bolt Top position insulation wire holder 23, three-phase copper bar and three phase terminals have been bolted in terminal box 24 as shown in Figure 3 It is fixed on insulation wire holder 23 after 22 connection of son, forms electrical connection and insulation against ground;In addition to this, also logical in terminal box 24 It crosses bolt and is fixed with insulation fixing plate 25, revolve varying signal plug connector 27 and temperature signal plug connector 26 is fixed on the insulation and fixes On plate 25, revolve be fixed on after varying signal plug connector 27 and temperature signal plug connector 26 are connected with the control terminal of driving motor 1 it is exhausted In edge fixed plate 25, electrical connection and insulation against ground are formed, rear end cap 8 is connect by bolt with the motor stator of driving motor 1, Certainly, the joint surface of rear end cap 8 and other component needs to do protective treatment, to guarantee to meet waterproof and dustproof requirement.
As shown in Figure 1 and Figure 3, speed changer 2 is mounted on the axle stretch end of driving motor 1, and the drive end bearing bracket of driving motor 1 9 and the fastening lid 10 that is adapted to drive end bearing bracket 9 fasten the shell for forming speed changer 2, drive end bearing bracket 9 and fastening lid 10 pass through connector (such as bolt) is connected.This kind design not only realizes the integrated of speed changer 2 and driving motor 1, so that speed changer 2 and driving Dynamic motor 1 shares the same end cap, eliminates an end cap, improves the compactedness of power drive system assembly, and reduces electricity The weight of drive system assembly;Meanwhile this kind of connection type also makes the concentricity of 1 transmission shaft of speed changer 2 and driving motor more It is easily guaranteed that, to the NVH of power drive system assembly, ((Noise Vibration Harshness noise, vibration and sound and vibration are coarse Degree) performance can bring positive influences.
It can be seen from figure 3, fastening lid 10, drive end bearing bracket 9, stator case 6 and rear end cap 8 constitute outside a main body Shell requires according to actual installation and considers to dismount convenience, and air compressor 4 and water pump 5 may be mounted at main body cover face Outer surface any position.
As shown in fig. 1, air compressor 4 is mounted in fastening lid 10 by first support, and water pump 5 is close to electronically controlled housing 7 settings, and be mounted on drive end bearing bracket 9 or stator case 6 by second support.
In addition to this, disclosed in this invention integrated power drive system assembly in be additionally provided in electronically controlled housing it is vehicle-mounted Charger, as shown in fig. 1, further, the inner cavity of electronically controlled housing 7 is separated by lateral partitions 11 close to stator case Lower layer's cavity 12 of body 6, and the upper layer cavity 13 far from stator case 6, Vehicular charger is arranged in lower layer's cavity 12, and leads to Bolt is crossed to be fixed in lateral partitions 11, electric machine controller 3 be arranged in upper layer cavity 13, also by bolt be fixed on laterally every On plate 11.
Referring to FIG. 1, being also equipped with direct current transducer in electronically controlled housing 7, direct current transducer is also disposed at lower layer's cavity 12 Interior, in order to further increase the integrated level of power drive system assembly, Vehicular charger and direct current converter are integrated into power module 14, as shown in figs. 1 and 4, and Vehicular charger and direct current transducer share power amplifier board (circuit board) also to realize the two Deep integrating, this just eliminates the connection wiring harness between Vehicular charger and direct current transducer.
From figure 1 it appears that high pressure junction box 15 and entire car controller 16 are actually also integrated in electronically controlled housing 7, High pressure junction box 15 and entire car controller 16 are arranged in upper layer cavity 13, and high pressure junction box 15 is provided with high direct voltage input Interface, this interface are also the high input voltage interface of power drive system assembly, which connects with power battery input terminal, high pressure point Electric current is divided into multichannel by the copper bar in wire box 15, is delivered to power module 14 after connecing insurance all the way, high-tension current turns by direct current Parallel operation is converted into low pressure, to form the output of 12V DC electricity;Air compressor 4 is delivered to after connecing insurance all the way;Guarantor is met all the way Danger is followed by electric machine controller 3, includes driving plate and control panel in electric machine controller 3, has power output module, high pressure in driving plate Direct current is converted into High Level AC Voltage by power output module, and is delivered to be connected with motor stator three by three-phase copper bar At phase terminal 22.
As described in above-described embodiment, electric machine controller 3 includes driving plate and control panel, is set between driving plate and control panel Barricade is set, on the other hand on the one hand it can also be full-vehicle control that the setting of barricade can satisfy the requirement of Electro Magnetic Compatibility Device 16 provides installation foundation, and entire car controller 16 is bolted on barricade.
So far, the integrated power drive system assembly disclosed in the embodiment of the present invention by driving motor 1, speed changer 2, electricity Machine controller 3, air compressor 4, water pump 5, Vehicular charger, direct current transducer, high pressure junction box 15 and entire car controller 16 9 components become one formula structure, and total compact layout eliminates traditional connection wiring harness and terminal box, and leads to The mode that motor 1 shares end cap with speed changer 2 of overdriving is effectively reduced the weight of entire power drive system assembly.In practical life It, can be directly by power drive system general assembly to vehicle, instead of point in the past on vehicle assembling line during production Body assembly mode can be realized the fixation of nine components onboard by once mounting, substantially increase production efficiency, reduce Production cost.
In order to guarantee the insulating properties in three-phase copper bar between each copper bar, the three-phase copper bar in the present embodiment, which uses, wraps up in modeling The production of (plastic) technique, other than link position, the outside of three-phase copper bar is coated with PVC film, and which increase electric appliance connections Reliability, and improve electromagnetic interference situation.
As shown in Figure 4, electronically controlled housing 7 actually can be by under automatically controlled main casing 71, automatically controlled shell upper end cover 72 and automatically controlled shell The combination of end cap 73 is formed, and the cooling system of integrated electric drive assembly includes electronically controlled housing cooling segment and motor cooling segment, Automatically controlled shell cooling segment includes shell water inlet, shell water outlet and shell water channel, and shell water channel is at least through motor control Device 3, Vehicular charger and direct current transducer meet radiating requirements to take away its heat;Motor cooling segment includes that motor enters The mouth of a river 33, motor water outlet 34 and stator case water channel, shell water outlet are connected with motor water inlet 33 by pipeline 31, are Guarantee the stability of connection, it is fixed that pipeline 31 can pass through hoop body 32.
Cooling water enters electronically controlled housing 7 from shell water inlet, into shell water channel after flow through electric machine controller 3, vehicle-mounted fill The heat of three is taken away after motor and DC heat exchanger, is then flowed out by shell water outlet, and motor is entered by pipeline 31 Water inlet 33, cooling water recycle in stator case water channel, to take away heat caused by driving motor, are finally discharged from motor The cooling of entire integrated power drive system assemblies is realized in 34 discharge of mouth.
Further, it is also provided in the shell of electric machine controller 3 with the heat generating components in electric machine controller 3 (as absolutely Edge grid bipolar junction transistor) contact electric machine controller cooling water channel, offer in the shell of Vehicular charger and vehicle-mounted charge The charger cooling water channel of heat generating components contact in machine, offers and the hair in direct current transducer in the shell of direct current transducer The converter cooling water channel of thermal part contact, electric machine controller cooling water channel, charger cooling water channel and converter cooling water Road is connected to shell water channel.
As shown in Figure 4, it is formed by the shell of power module 14 and is offered by Vehicular charger and direct current transducer Power module water inlet 141 and power module water outlet 142, after cooling water flows through electric machine controller cooling water channel, from power supply mould Block water inlet 141 cools down power module 14 into power module 14, after the outflow of power module water outlet 142 again into Enter shell water channel, and flowed out in pipeline 31 from shell water outlet, to be cooled down to motor.
It needs to be illustrated, each energized components should all carry out encapsulation process, and each cooling water channel, water inlet Mouth and water outlet should also be as that cooling water is avoided to reveal.
The cooling system of the integrated power drive system assembly, by electric machine controller 3, driving motor 1, Vehicular charger with The cooling water channel of direct current transducer is linked together, and is eliminated multiple cooling pipes of traditional arrangement, is largely improved collection At the compactness for changing power drive system assembly.
Fastening lid 10, drive end bearing bracket 9, stator case 6, rear end cap 8 and electronically controlled housing 7 each cooperation position should all be into Row protective treatment appropriate, to reach the requirement of dust and water protection performance.
In addition to this, the invention also discloses a kind of electric cars, and the electric car is using in above-mentioned any one embodiment Disclosed integrated power drive system assembly.The electric car has both the above-mentioned integrated corresponding technology of power drive system assembly Advantage herein no longer repeats this.
Integrated power drive system assembly as disclosed in using above-described embodiment, thus
Integrated power drive system assembly provided by the present invention and electric car are described in detail above.Herein In apply that a specific example illustrates the principle and implementation of the invention, the explanation of above example is only intended to sides Assistant solves method and its core concept of the invention.It should be pointed out that for those skilled in the art, not , can be with several improvements and modifications are made to the present invention under the premise of being detached from the principle of the invention, these improvement and modification are also fallen into In the protection scope of the claims in the present invention.

Claims (18)

1. a kind of integrated power drive system assembly, which is characterized in that including at least be integrated into whole driving motor (1), become Fast device (2), electric machine controller (3), air compressor (4) and water pump (5), wherein
It is connected with electronically controlled housing (7) on the stator case (6) of the driving motor (1), the electric machine controller (3) is fixed on institute It states in electronically controlled housing (7), forms wiring between the rear end cap (8) of the driving motor (1) and the stator of the driving motor (1) Box (24), the terminal box (24) are connected to the electronically controlled housing (7), and rotation varying signal is provided in the terminal box (24) and is patched Part (27), temperature signal plug connector (26), and the three-phase terminal (22) drawn by the motor stator of the driving motor (1); The three-phase high-voltage power output end of the electric machine controller (3) is connected by three-phase copper bar with the three-phase terminal (22), described The control terminal of electric machine controller (3) passes through signal wire and the rotation varying signal plug connector (27) and the temperature signal plug connector (26) grafting is connected.
2. integrated power drive system assembly according to claim 1, which is characterized in that electronically controlled housing (7) installation At the top of the stator case (6) radial direction.
3. integrated power drive system assembly according to claim 1, which is characterized in that further include being arranged in the wiring Insulation wire holder (23) in box (24), the three-phase copper bar are fixed on the insulation and connect after connecting with the three-phase terminal (22) On line seat (23).
4. integrated power drive system assembly according to claim 1, which is characterized in that further include being arranged in the wiring Insulation fixing plate (25) in box (24), the rotation varying signal plug connector (27) and the temperature signal plug connector (26) are fixed In on the insulation fixing plate (25).
5. integrated power drive system assembly according to claim 1, which is characterized in that the speed changer (2) is installed on The axle stretch end of the driving motor (1), and the drive end bearing bracket (9) of the driving motor (1) and the button being adapted to the drive end bearing bracket (9) Closing lid (10) fastens the shell for forming the speed changer (2), and the drive end bearing bracket (9) passes through connector phase with the fastening lid (10) Even.
6. integrated power drive system assembly according to claim 5, which is characterized in that the fastening lid (10), front end It covers (9), stator case (6) and the rear end cap (8) and forms main body cover, the air compressor (4) and the water pump (5) it is installed on the outer surface of the main body cover.
7. integrated power drive system assembly according to claim 5, which is characterized in that the air compressor (4) is logical First support is crossed to mount on the fastening lid (10);The water pump (5) is arranged close to the electronically controlled housing (7), and passes through the Two brackets are installed on the drive end bearing bracket (9) or stator case (6).
8. integrated power drive system assembly described in -7 any one according to claim 1, the electronically controlled housing (7) is interior also to pacify Equipped with Vehicular charger.
9. integrated power drive system assembly according to claim 8, which is characterized in that the electronically controlled housing (7) it is interior It is provided in chamber lateral partitions (11), the inner cavity of the electronically controlled housing (7) is divided into close to described by the lateral partitions (11) Lower layer's cavity (12) of stator case (6), and the upper layer cavity (13) far from the stator case (6), wherein described vehicle-mounted to fill Motor setting is in lower layer's cavity (12), and the electric machine controller setting is in the upper layer cavity (13).
10. integrated power drive system assembly according to claim 9, which is characterized in that in the electronically controlled housing (7) also Direct current transducer is installed, and direct current transducer setting is in lower layer's cavity (12).
11. integrated power drive system assembly according to claim 10, which is characterized in that the Vehicular charger and institute It states direct current transducer to be integrated into power module (14), and the two shares power amplifier board.
12. the integrated power drive system assembly according to claim 9-11 any one, which is characterized in that described automatically controlled It is also integrated with high pressure junction box (15) in shell (7), high pressure junction box (15) setting is in the upper layer cavity (13).
13. integrated power drive system assembly according to claim 12, which is characterized in that in the electronically controlled housing (7) It is also integrated with entire car controller (16), entire car controller (16) setting is in the upper layer cavity (13).
14. integrated power drive system assembly according to claim 13, which is characterized in that the electric machine controller (3) Including driving plate and control panel, barricade is provided between the driving plate and the control panel, the entire car controller is fixed In on the barricade.
15. integrated power drive system assembly according to claim 1, which is characterized in that in addition to link position, described three Phase copper bar is also wrapped on PVC film.
16. integrated power drive system assembly according to claim 13, which is characterized in that the integrated electric drive is total At cooling system include electronically controlled housing cooling segment and motor cooling segment;Wherein,
The electronically controlled housing cooling segment includes shell water inlet, shell water outlet and shell water channel, and the shell water channel is extremely Less by the electric machine controller (3), Vehicular charger and direct current transducer;
The motor cooling segment includes motor water inlet (33), motor water outlet (34) and stator case water channel, the shell Body water outlet (34) is connected with the motor water inlet (33) by pipeline (31).
17. integrated power drive system assembly according to claim 16, which is characterized in that the electric machine controller (3) Shell in be also provided with the electric machine controller cooling water channel contacted with the heat generating components in the electric machine controller (3), it is described The charger cooling water channel contacted with the heat generating components in the Vehicular charger is offered in the shell of Vehicular charger, it is described The converter cooling water channel contacted with the heat generating components in the direct current transducer is offered in the shell of direct current transducer, it is described Electric machine controller cooling water channel, charger cooling water channel and the converter cooling water channel are connected to the shell water channel.
18. a kind of electric car, including integrated power drive system assembly, which is characterized in that the integrated power drive system Assembly is the integrated power drive system assembly as described in claim 1-17 any one.
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CN114312264A (en) * 2020-09-30 2022-04-12 比亚迪股份有限公司 Integrated electric drive system and electric automobile
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CN114312265A (en) * 2020-09-30 2022-04-12 比亚迪股份有限公司 Integrated electric drive system and electric automobile
CN114312295A (en) * 2020-09-30 2022-04-12 比亚迪股份有限公司 Integrated form electric drive system and electric automobile
CN114312266A (en) * 2020-09-30 2022-04-12 比亚迪股份有限公司 Coaxial integrated electric drive system, transmission and automobile
CN114312265B (en) * 2020-09-30 2023-08-08 比亚迪股份有限公司 Integrated electric drive system and electric automobile
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CN114244033A (en) * 2021-12-28 2022-03-25 擎风电驱动科技(苏州)有限公司 Integrated water-cooled motor assembly for electric motorcycle
CN114475267A (en) * 2022-01-04 2022-05-13 北京新能源汽车股份有限公司 High-voltage integrated unit for power assembly and power assembly
CN114475267B (en) * 2022-01-04 2024-06-14 北京新能源汽车股份有限公司 High-voltage integrated unit for a powertrain and powertrain
CN114475189A (en) * 2022-02-24 2022-05-13 联合汽车电子有限公司 Electric drive axle
WO2024088129A1 (en) * 2022-10-24 2024-05-02 蔚来动力科技(合肥)有限公司 Abnormality detection for electric drive system

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