CN107554262A - Car integrated motor drive system - Google Patents
Car integrated motor drive system Download PDFInfo
- Publication number
- CN107554262A CN107554262A CN201710826760.1A CN201710826760A CN107554262A CN 107554262 A CN107554262 A CN 107554262A CN 201710826760 A CN201710826760 A CN 201710826760A CN 107554262 A CN107554262 A CN 107554262A
- Authority
- CN
- China
- Prior art keywords
- motor
- cooling
- electric machine
- machine controller
- end cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 claims abstract description 75
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 239000000498 cooling water Substances 0.000 claims abstract description 65
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 238000010009 beating Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000001095 motoneuron effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses car integrated motor drive system, including motor, electric machine controller and cooling end cap, the rear end of motor is fixed on the end face of cooling end cap, electric machine controller is fixed on the other end of cooling end cap, colling end is covered provided with the cooling water channel for being used to cool down electric machine controller, fairlead, water cooling apopore and water cooling water inlet, lead-out wire in motor connects corresponding binding post on electric machine controller through fairlead, the cooling water channel that colling end covers is connected by water cooling water inlet with the cooling water pipe of outside, the delivery port of cooling water channel for cooling down end cap is connected by water cooling apopore with the water inlet of motor.The system realizes that motor and electric machine controller are integrated, motor has been reduced or remitted to the cooling water pipe between electric machine controller and three high-voltage lines, increase cooling effect of motor, reduce power set, pipeline, pipeline and take inner space, and controller is applicable the motor of various power, generalization and the modularization of product are improved.
Description
Technical field
The present invention relates to new-energy automobile driving integrated technology field, it is specifically related to a kind of car and is driven with integrated motor
Dynamic system.
Background technology
At present, the driving power system of pure EHV electric and hybrid vehicle be largely by separate motor, motor control
Device, entire car controller etc. form, and each system unit is separately mounted to each place at vehicle rear portion, lack a kind of association between each other
Regulation and control system and whole vehicle state effectively merge.As shown in figure 1, motor 10 ' needs to be connected to motor control by three-phase high-voltage line 11 '
On device 20 ' processed, it connects line length, and electromagnetic interference is big, and system effectiveness is relatively low, and cost is high, vehicle complex circuit;And motor 10 '
The cooling water pump on cooling water tank 40 ' is delivered to by motor control by water circulating pump 30 ' with the cooling required of electric machine controller 20 '
Device 20 ' carries out the cooling of electric machine controller 20 ', and it is interior then by cooling line 31 ' cooling water to be delivered into motor 10 ' again, right
Motor 10 ' is cooled down, and then picks out, composition one circulation waterway interior to cooling water tank assembly 40 ' from motor 10 ' again;So make
Obtain each system unit and cooling line and take in-car installing space, EMC is difficult to solve.
In addition, with the continuous development of New Energy Industry, in order to reduce energy consumption, expand effective passenger space, lightweight, collection
Cheng Hua, modularization are the trend of current city bus development, the raising of bus safety grade, are required for the dynamical system of car
Increasingly stricter, power density requirements are high.
The content of the invention
In order to solve the above problems, the present invention is intended to provide a kind of car integrated motor drive system, realizes motor
It is integrated with electric machine controller, facilitate electric machine controller and motor connection, increase cooling effect of motor, reduce power dress
Put, cooling water pipe, connecting line occupancy inner space, improve generalization and the modularization of product.
To achieve the above object, the technical solution adopted in the present invention is a kind of car integrated motor drive system,
Including motor and electric machine controller, in addition to a cooling end cap, the rear end of the motor is fixed on the one of the cooling end cap
On end face, the electric machine controller is fixed on the other end of the cooling end cap, and the colling end covers cold provided with being used for
The cooling water channel of the electric machine controller, fairlead, water cooling apopore and water cooling water inlet, the lead-out wire in the motor are worn
Cross the fairlead and connect corresponding binding post on the electric machine controller, what the water cooling water inlet covered the colling end
Cooling water channel with outside cooling water pipe be connected, the water cooling apopore by it is described cooling end cap cooling water channel delivery port
It is connected with the water inlet of the motor.The program is by cooling down end cap so that and motor is integrated with electric machine controller, and
By covering the cooling water channel for being provided for cooling down electric machine controller in colling end, setting what water cooling apopore covered colling end
Cooling water channel connects the cooling water channel of motor so that cooling water can be directly entered after cooling end cap cools down electric machine controller
Cooling motor, has reduced or remitted motor to the cooling water pipe between electric machine controller, has increased the cooling of motor in the cooling water channel of motor
Effect, power set, connecting line are reduced, cooling water pipe takes inner space, improves the generalization, integrated, light of car
Quantify.
Preferably, the cold of cover plate and the electric machine controller is fixedly mounted for the electric machine controller in the cooling end cap
But plate is integrally formed.
Preferably, the connected insulated terminal in the end of the three-phase lead-out wire of the motor, the insulated terminal pass through OT ends
The sub copper bar with the electric machine controller is connected.The program is reducing the length of cable between electric machine controller and motor, reduces
In the case of electromagnetic interference, make the copper bar stable connection of three phase terminals and electric machine controller.
Preferably, the colling end, which covers, offers a passage, the passage be used for prevent the motor with it is described
Temperature difference between electric machine controller forms condensed water.
Preferably, the stator lead in the motor, signals of rotating transformer line and temperature sensor wires respectively with institute
Binding post corresponding on electric machine controller is stated to be connected.
Preferably, the water inlet of the motor crimps connection by O-ring seal with the water cooling apopore.O-shaped sealing
Circle ensures that the water inlet of motor and water cooling apopore junction seal.
Preferably, in addition to a gearbox, the male splined shaft of the gearbox connect the motor by a female splined shaft
Drive shaft, and the casing bolts of the housing of the gearbox and the motor fasten.
Preferably, it is symmetrical on the housing of the electric machine casing and the gearbox to be provided with one group of mounting hole, it is described
Two groups of mounting holes are in same level.
Preferably, it is crimped with an O-ring seal between the motor and the cooling end cap.The design of the O-ring seal
In seal failure, it can also prevent water from entering in electric machine casing.
A kind of car provided by the invention is with the beneficial effect of integrated motor drive system:
1st, integrated driving system of the invention make it that motor, electric machine controller and gearbox are integrated.
2nd, the present invention sets cooling water channel and water cooling apopore by being covered in colling end, water cooling apopore connection motor and
The cooling water channel that colling end covers, motor has been reduced or remitted to the cooling water pipe between electric machine controller, has added cooling effect of motor,
Reduce power set, cooling water pipe takes inner space.
3rd, colling end of the invention, which covers, is provided with fairlead, motor three-phase high-voltage line through fairlead by insulated terminal with
The copper bar of electric machine controller is connected, and has reduced or remitted three high-voltage lines between electric machine controller and motor, has been done so as to reduce electromagnetism
Disturb, reduce production cost.
4th, interior circulation waterway of the invention make it that more tightly beating in appearance for integrated driving system is succinct, and each O-shaped sealing
The design of circle so that in the leak of cooling water circulation junction, can also prevent water from entering in electric machine casing.
5th, when the setting of cooling end cap of the invention causes the motor for different capacity, same controller can be used
Model, improve modularization and the generalization of product.
Brief description of the drawings
Fig. 1 is the cooling system schematic diagram of motor and electric machine controller in the prior art;
Fig. 2 is that the car integrated motor drive system of the present invention carries the schematic diagram of regional area section view;
Fig. 3 is the car integrated motor driving system structure schematic diagram of the embodiment of the present invention 1;
Fig. 4 is the front view of the cooling end cap of the embodiment of the present invention 1;
Fig. 5 is the car integrated motor driving system structure schematic diagram of the embodiment of the present invention 2.
Embodiment
In conjunction with the drawings and specific embodiments, the present invention is further described.
Embodiment 1
As shown in Figures 2 and 3, a kind of car integrated motor drive system, including motor 10, electric machine controller 20, cooling
End cap 30 and gearbox 40.In the present embodiment, motor 10 is using low power electric machine structure.Cooling end cap 30 be by
The fixed installation cover plate of the coldplate of electric machine controller 20 and electric machine controller 20 is integrally formed.
The housing rear end of motor 10 is bolted to by eight on the end face of cooling end cap 30, electric machine controller 20
Housing is bolted to also by eight on the other end of cooling end cap 30.Motor 10 crimps with cooling down the contact position of end cap 30
There is one first O-ring seal 31.First O-ring seal 31 ensures that motor 10 seals with cooling down the junction of end cap 30.Colling end
Fairlead is offered on the cover plate of lid 30(It is not shown).Then the three-phase lead-out wire 11 of motor 10 passes through fairlead, in lead-out wire
11 end is fixed with an insulated terminal 111, and be connected a 0T terminals 112 on insulated terminal 111, and OT terminal is bolted company
Connect the copper bar 21 of electric machine controller 20, the stable connection of increase three-phase lead-out wire 11 and copper bar 21.Stator lead in motor 10,
Signals of rotating transformer line and temperature sensor wires pass through the fairlead wiring corresponding with electric machine controller 20 respectively
Post is connected.When specifically used, rotation that electric machine controller 20 is transferred signals in motor 10 by signals of rotating transformer line
Change in depressor, the position of the internal rotor of controlled motor 10 and stator;Motor 10 is transferred signals to by temperature sensor wires
Interior temperature sensor, 10 operating temperature change of controlled motor;Transferred signals to by stator lead in motor 10
In stator, and the drive shaft rotation of motor 10, motor driving shaft drive the input shaft one of connected gearbox 40
With rotation, finally by gearbox 40 by caused power output in motor 10.
As shown in Fig. 2 the drive shaft of motor 10 connects the male splined shaft of gearbox 40, and motor 10 by female splined shaft
Housing be connected with the casing bolts of gearbox 40, two housings bolt connection can ensure installation axiality between the two.Then
It is symmetrical on the housing of gearbox 40 to be provided with first group of mounting hole 41;It is symmetrical on the housing of motor 10 to be provided with second group of peace
Hole 12 is filled, first group of mounting hole 41 and second group of mounting hole 12 be in same level, for by gearbox 40, electric machine controller
20 and the integrated drive system of motor 10 be fixed on car.
As shown in figure 4, the one side of cooling end cap 30 is provided with a water cooling water inlet 32 and offers a water on the cover board
Cold apopore 33, water cooling water inlet 32 connect outside cooling water pipe, the cooling water channel that water cooling apopore 33 will be cooled down on end cap 30
34 water side connects with the water inlet end of the cooling water channel on motor 10.During specific connection, the water inlet of motor 10 passes through the 2nd O
Type sealing ring 35 crimps connection with water cooling apopore 33.Second O-ring seal 35 ensures water inlet and the water cooling water outlet of motor 10
The junction of hole 33 seals.The design of first O-ring seal 31 and the second O-ring seal so that even in the first O-ring seal 31
During seal failure, it can also prevent water from entering in the housing of motor 10.The water cooling that cooling water is pumped into cooling end cap 30 through water circulating pump is entered
The mouth of a river 32 enters the cooling water channel 34 of cooling end cap 30, to the power component cooling in electric machine controller 20, then from colling end
The water cooling apopore 33 of lid 30 flows out, and the cooling water channel into motor 10, is cooled down to motor 10, finally from the water outlet of motor 10
Mouthfuls 13 flow out to the water inlet of cooling water tank assembly, are then cooled down through cooling water tank assembly, and the water after cooling is from water of radiation
The delivery port of box assembly exits into water circulating pump, that is, completes the cooling of a motor 10 and electric machine controller 20.Cool down end cap
The setting of 30 water cooling apopore 33 and water cooling water inlet 32 makes motor 10 and the cooling water channel 34 cooled down on end cap 30 form one
Interior circulation waterway.
In addition, offer a passage on cooling end cap 30(It is not shown), passage can prevent motor 10 and motor control
Temperature difference between device 20 forms condensed water.
Embodiment 2
The structure and principle and embodiment 1 of the present embodiment are basically identical, and identical place is no longer described in detail, and only describes different
Place, it is different to be:As shown in figure 5, the motor 10 of the present embodiment cools down end cap using powerful electric machine structure
30a is integrally formed by the coldplate of the fixed installation cover plate and electric machine controller 20 of electric machine controller 20.Then end cap is cooled down
30 by eight rear end caps for being bolted to motor 10 14.Cooling end cap 30a one side is provided with a water cooling water inlet
32a and a water cooling apopore 33a is offered on the cover board, the outside cooling water pipe of water cooling water inlet 32a connections.In the electricity of major diameter
In machine 10, motor 10 is directly matched by increasing built-in water channel 15 with the cooling water channel 34a on cooling end cap 30a.When specific,
The delivery port of the built-in water channel 15 of motor 10 crimps connection by the second O-ring seal 35a1 with the water inlet of motor 10, built-in
The water inlet of water channel 15 crimps connection by the second O-ring seal 35a2 with water cooling apopore 33a.Cooling water is through water circulating pump pump
The water cooling water inlet 32a for entering to cool down end cap 30a enters cooling end cap 30a cooling water channel 34a, to the work(in electric machine controller 20
Rate element cools down, and then from cooling end cap 30a water cooling apopore 33a outflows, into built-in water channel 15, and then flows into motor 10
Interior cooling water channel cools down to motor 10, finally flows out to the water inlet of cooling water tank assembly from the delivery port 13 of motor 10, so
Cooled down by cooling water tank assembly, the delivery port of the water after cooling from cooling water tank assembly exits into water circulating pump, i.e.,
Complete the cooling of a motor 10 and electric machine controller 20.Cool down end cap 30a water cooling apopore 33a and water cooling water inlet 32a
Setting motor 10 and the cooling water channel 34a cooled down on end cap 30a is formed circulation waterway in one.
Compared with existing, the integrated motor drive system causes motor 10, electric machine controller 20 and the one of gearbox 10
Change and integrate, and pass through and cooling water channel and water cooling apopore 33 are set on cooling end cap 30, water cooling apopore 33 connects motor 10
Cooling water channel with cooling end cap 30, increases the cooling effect of motor 10, reduces power set, cooling water pipe takes vehicle interior
Space;Motor three-phase high-voltage line is connected by the copper bar 21 of insulated terminal 111 and electric machine controller 20, reduces electric machine controller 20
With the length of cable between the body of motor 10, so as to reduce electromagnetic interference, production cost is reduced;Interior circulation waterway to integrate
More tightly beating in appearance for device is succinct.
The preferred embodiments of the present invention are these are only, its scope of the claims are not thereby limited, for those skilled in the art
For member, technical scheme that can be as described above and design, other various corresponding changes and deformation are made, and owned
These change and deformation should all belong within the protection domain of the claims in the present invention.
Claims (9)
1. a kind of car integrated motor drive system, including motor and electric machine controller, it is characterised in that:Also include one
End cap is cooled down, the rear end of the motor is fixed on the end face of the cooling end cap, and the electric machine controller is fixed on described
On the other end for cooling down end cap, the colling end is covered provided with cooling water channel, the lead for being used to cool down the electric machine controller
Hole, water cooling apopore and water cooling water inlet, the lead-out wire in the motor connect the electric machine controller through the fairlead
The cooling water channel that the colling end covers is connected by binding post corresponding to upper, the water cooling water inlet with the cooling water pipe of outside
Logical, the delivery port of the cooling water channel of the cooling end cap is connected by the water cooling apopore with the water inlet of the motor.
2. car as claimed in claim 1 integrated motor drive system, it is characterised in that:The cooling end cap is described
The coldplate of the fixed installation cover plate and the electric machine controller of electric machine controller is integrally formed.
3. car as claimed in claim 1 integrated motor drive system, it is characterised in that:The three-phase of the motor is drawn
The connected insulated terminal in the end of line, the insulated terminal are connected by the copper bar of OT terminal and the electric machine controller.
4. car as claimed in claim 1 integrated motor drive system, it is characterised in that:The colling end, which covers, to be opened up
There is a passage, the passage is used to prevent the temperature difference between the motor and the electric machine controller from forming condensed water.
5. car as claimed in claim 1 integrated motor drive system, it is characterised in that:Stator in the motor draws
The binding post corresponding with the electric machine controller is connected respectively for line, signals of rotating transformer line and temperature sensor wires
Connect.
6. car as claimed in claim 1 integrated motor drive system, it is characterised in that:The water inlet of the motor leads to
Cross O-ring seal and crimp connection with the water cooling apopore.
7. car as claimed in claim 1 integrated motor drive system, it is characterised in that:Also include a gearbox, institute
State the drive shaft that the male splined shaft of gearbox connects the motor by a female splined shaft, and the housing of the gearbox with it is described
The casing bolts fastening of motor.
8. car as claimed in claim 7 integrated motor drive system, it is characterised in that:The electric machine casing and described
Symmetrical on the housing of gearbox to be provided with one group of mounting hole, two groups of mounting holes are in same level.
9. car as claimed in claim 1 integrated motor drive system, it is characterised in that:The motor and the cooling
An O-ring seal is crimped between end cap.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710826760.1A CN107554262A (en) | 2017-09-14 | 2017-09-14 | Car integrated motor drive system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710826760.1A CN107554262A (en) | 2017-09-14 | 2017-09-14 | Car integrated motor drive system |
Publications (1)
Publication Number | Publication Date |
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CN107554262A true CN107554262A (en) | 2018-01-09 |
Family
ID=60980996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710826760.1A Pending CN107554262A (en) | 2017-09-14 | 2017-09-14 | Car integrated motor drive system |
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CN (1) | CN107554262A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109450172A (en) * | 2018-12-31 | 2019-03-08 | 江苏天发动力科技有限公司 | Water-cooled new-energy automobile driving motor |
WO2019154163A1 (en) * | 2018-02-12 | 2019-08-15 | 比亚迪股份有限公司 | Power assembly and vehicle provided with same |
WO2019206307A1 (en) * | 2018-04-28 | 2019-10-31 | 合肥巨一动力系统有限公司 | Water channel structure for connecting controller to motor |
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CN203005063U (en) * | 2012-11-27 | 2013-06-19 | 东风汽车有限公司 | Water cooling system for automobile motor |
US20130320786A1 (en) * | 2012-06-05 | 2013-12-05 | Mitsubishi Electric Corporation | Controller-integrated rotating electrical machine |
CN203608030U (en) * | 2013-11-14 | 2014-05-21 | 大洋电机新动力科技有限公司 | Micro-cooling system of motor |
CN204432387U (en) * | 2015-01-22 | 2015-07-01 | 新动力电机(荆州)有限公司 | Electronlmobil electric drive integrated dynamic assembly integrating device |
CN106169839A (en) * | 2016-06-24 | 2016-11-30 | 北京理工大学 | A kind of New energy automobile motor of end cap integrated manipulator |
CN106985702A (en) * | 2017-03-29 | 2017-07-28 | 浙江弗斯莱电动科技有限公司 | A kind of new energy motor machine controller |
CN206481185U (en) * | 2017-03-07 | 2017-09-08 | 南京越博动力系统股份有限公司 | A kind of motor and the integrated system of electric machine controller |
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2017
- 2017-09-14 CN CN201710826760.1A patent/CN107554262A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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US20130320786A1 (en) * | 2012-06-05 | 2013-12-05 | Mitsubishi Electric Corporation | Controller-integrated rotating electrical machine |
CN203005063U (en) * | 2012-11-27 | 2013-06-19 | 东风汽车有限公司 | Water cooling system for automobile motor |
CN203608030U (en) * | 2013-11-14 | 2014-05-21 | 大洋电机新动力科技有限公司 | Micro-cooling system of motor |
CN204432387U (en) * | 2015-01-22 | 2015-07-01 | 新动力电机(荆州)有限公司 | Electronlmobil electric drive integrated dynamic assembly integrating device |
CN106169839A (en) * | 2016-06-24 | 2016-11-30 | 北京理工大学 | A kind of New energy automobile motor of end cap integrated manipulator |
CN206481185U (en) * | 2017-03-07 | 2017-09-08 | 南京越博动力系统股份有限公司 | A kind of motor and the integrated system of electric machine controller |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019154163A1 (en) * | 2018-02-12 | 2019-08-15 | 比亚迪股份有限公司 | Power assembly and vehicle provided with same |
WO2019206307A1 (en) * | 2018-04-28 | 2019-10-31 | 合肥巨一动力系统有限公司 | Water channel structure for connecting controller to motor |
US11489398B2 (en) | 2018-04-28 | 2022-11-01 | Hefei Jee Power Systems Co., Ltd. | Water channel structure for connecting a controller to a motor |
CN109450172A (en) * | 2018-12-31 | 2019-03-08 | 江苏天发动力科技有限公司 | Water-cooled new-energy automobile driving motor |
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Application publication date: 20180109 |