CN110417309A - Novel motor controller, electric machine controller manufacturing method and electric car - Google Patents
Novel motor controller, electric machine controller manufacturing method and electric car Download PDFInfo
- Publication number
- CN110417309A CN110417309A CN201910713215.0A CN201910713215A CN110417309A CN 110417309 A CN110417309 A CN 110417309A CN 201910713215 A CN201910713215 A CN 201910713215A CN 110417309 A CN110417309 A CN 110417309A
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- shell
- capacitor
- igbt
- output terminal
- viscose
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20927—Liquid coolant without phase change
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Abstract
The present invention relates to electric machine controller technical fields, more particularly, to a kind of Novel motor controller and electric car；Including shell, capacitor ontology, cooling water tubing string, IGBT connecting column and capacitor DC output terminal are installed in the bottom of shell, and shell is equipped with the fast plug of direct current；Filling blob of viscose is encapsulated by heat conductive insulating between inner walls and each capacitor ontology, each cooling water tubing string and each IGBT connecting column and is fixed on one, capacitor DC output terminal and the fast plug one end of the direct current connecting with capacitor DC output terminal are placed in heat conductive insulating encapsulation filling blob of viscose；Cooling water tubing string upper port stretches out the heat conductive insulating encapsulation filling blob of viscose, the lower end nozzle of cooling water tubing string is hermetically connected with the shell, heat conductive insulating encapsulation filling blob of viscose is stretched out in capacitor DC output terminal upper end, and heat conductive insulating encapsulation filling blob of viscose is stretched out in IGBT connecting column upper end；Bad to solve controller internal capacitance ontology cooling effect existing in the prior art by the design of electric machine controller, overheat uses, technical problem easy to damage.
Description
Technical field
The present invention relates to electric machine controller technical fields, more particularly, to a kind of Novel motor controller, electric machine controller
Manufacturing method and electric car.
Background technique
Electric machine controller inevitably generates heat during the work time.Therefore, it is necessary to pass through radiator structure for heat
Quickly to exterior conductive；Otherwise, will affect the associated electronic components of controller function in addition controller it is mutually powered-down
Subcomponent is burned out, and eventually leading to motor can not work, so the heat dissipation performance quality of controller is directly related to controller
Service life.
It is limited to material cost and material property, the heatproof of capacitor ontology can only accomplish 105 DEG C, in electric machine controller at present
The heatproof of other components in portion can achieve 125 DEG C, and capacitor ontology, which has become, promotes the most short of the electric machine controller upper limit of the power
Therefore plate provides the direction that good cooler environment is exploratory development instantly for capacitor ontology.
Patent CN201920401988.0 discloses a kind of motor controller casing assembly, although laying in housing outer surface
Several heat dissipation fins, but also it is not achieved direct hand capacity ontology, thus radiating efficiency is poor.
Therefore, the present invention is badly in need of providing a kind of Novel motor controller, electric machine controller manufacturing method regarding to the issue above
And electric car.
Summary of the invention
The purpose of the present invention is to provide a kind of Novel motor controller, electric machine controller manufacturing method and electric car,
It is bad to solve controller internal capacitance ontology cooling effect existing in the prior art by the design of Novel motor controller,
Overheat uses, technical problem easy to damage.
A kind of Novel motor controller provided by the invention, including shell, the bottom of shell are equipped with multiple between side by side
Every being laid with multiple cooling water tubing strings, multiple IGBT connecting columns and capacitor DC output terminal in the capacitor ontology of setting, shell,
Shell is equipped with the fast plug of direct current being directly connected to capacitor DC output terminal；Inner walls and each capacitor ontology,
Filling blob of viscose is encapsulated by heat conductive insulating between each cooling water tubing string and each IGBT connecting column and is fixed on one, and heat conductive insulating
Encapsulation filling blob of viscose height be higher than each capacitor ontology height, capacitor DC output terminal and with capacitor DC output terminal
The fast plug one end of the direct current of connection is placed in heat conductive insulating encapsulation filling blob of viscose；Cooling water tubing string upper port is led described in stretching out
Thermal insulation encapsulation filling blob of viscose is connected to the cooling water channel in IGBT module, and the lower end nozzle of cooling water tubing string and housing seal connect
It connects, capacitor DC output terminal upper end is stretched out heat conductive insulating encapsulation filling blob of viscose and connect with IGBT module, IGBT connecting column upper end
Stretch out heat conductive insulating encapsulation filling blob of viscose.
Preferably, interval is stacked with drive circuit board above IGBT module, and interval is stacked with control above drive circuit board
Circuit board；Drive circuit board is equipped with IGBT output terminal, is plugged with conduction copper column, the bottom of conduction copper column in IGBT output terminal
Portion is deep into inside IGBT module, and the top of conduction copper column is connected with the fast plug that exchanges on shell.
Preferably, one end that the fast plug of direct current is connect with capacitor DC output terminal is set with ferrite common mode inductance,
Ferrite common mode inductance is packaged in heat conductive insulating encapsulation filling blob of viscose.
Preferably, cooling water tubing string include water inlet segment and water outlet pipeline section, water inlet segment and water outlet pipeline section upper end from
Heat conductive insulating encapsulation filling blob of viscose extend respectively with the IGBT water inlet of the cooling water channel in IGBT module and IGBT water outlet
Connection, the bottom of water inlet segment are connected to the water inlet on shell, and the bottom for being discharged pipeline section is connected to the water outlet on shell；Into
Rubber seal is arranged at water pipe section and the upper port of water outlet pipeline section.
Preferably, temperature sensor is packaged on capacitor ontology.
Preferably, the connection top end IGBT is equipped with the mounting hole to IGBT connecting column internal stretch, and IGBT module is circumferentially set
Have with the one-to-one connecting hole of each mounting hole, be coated with the connecting rod connecting with IGBT connecting column in connecting hole.
Preferably, the dedicated plug connector for being directly connected to external plug connector is plugged in control circuit board.
Preferably, shell is in integrated casting and forming；The material of shell is aluminium alloy.
The invention also includes a kind of for manufacturing the motor control of the Novel motor controller as described in any one of above-mentioned
Device manufacturing method, includes the following steps: to prepare shell, and the interior bottom of shell obtained has multiple cooling water tubing strings and multiple
IGBT connecting column；
Multiple capacitor ontologies are installed on housing bottom so that capacitor ontology be placed in inner walls, each cooling water tubing string and
In gap between each IGBT connecting column, ferrite common mode inductance is socketed on and is goed deep on the fast plug of the intracorporal direct current of shell, then
Capacitor DC output terminal and the fast plug of direct current on shell are connected directly, filling glue is encapsulated for capacitor using heat conductive insulating
Ontology, cooling water tubing string, IGBT connecting column, the fast plug of direct current, capacitor DC output terminal and the encapsulation of ferrite common mode inductance
In housing bottom；
It is outside shell, IGBT module and drive circuit board is integrally mounted, then by IGBT module and drive circuit board one
It rises and is connected and fixed by connecting rod and IGBT connecting column, so that IGBT module and drive circuit board are fixed on the upper of capacitor ontology
Side.
Conduction copper column is inserted into from the IGBT input terminal on drive circuit board and is inserted downwardly into IGBT module, by shell
The fast plug of exchange on body is connect with conduction copper column；
Control circuit board is placed in the top of each connecting rod, and is detachably connected by bolt and connecting rod.
The invention also includes a kind of electric cars, including the Novel motor controller as described in any one of above-mentioned.
A kind of Novel motor controller, electric machine controller manufacturing method and electric car provided by the invention and the prior art
Compared to following progress:
1, the present invention is equipped with multiple capacitor ontologies in spacing side by side setting by the bottom of shell, is laid in shell
Multiple cooling water tubing strings, multiple IGBT connecting columns and capacitor DC output terminal, shell are equipped with and capacitor DC output terminal
The fast plug of the direct current being directly connected to；Inner walls and each capacitor ontology, each cooling water tubing string and each IGBT connecting column
Between filling blob of viscose encapsulated by heat conductive insulating be fixed on one, and the height of heat conductive insulating encapsulation filling blob of viscose is higher than each capacitor
The height of ontology, capacitor DC output terminal and the fast plug one end of the direct current connecting with capacitor DC output terminal are placed in
In heat conductive insulating encapsulation filling blob of viscose；Cooling water tubing string upper port stretches out the heat conductive insulating encapsulation filling blob of viscose and IGBT module
On cooling water channel connection, the lower end nozzle of cooling water tubing string is hermetically connected with the shell, and capacitor DC output terminal upper end is stretched out
Heat conductive insulating encapsulation filling blob of viscose is connect with IGBT module, and setting for heat conductive insulating encapsulation filling blob of viscose is stretched out in IGBT connecting column upper end
Cooling water channel has been laid in meter, the bottom of shell around capacitor ontology, realizes, promotion cooling to the real water of capacitor ontology
The high temperature resistant grade of capacitor ontology provides strong hardware supported to the upper limit of the power for promoting electric machine controller complete machine；
The direct injecting glue of capacitor ontology is encapsulated in housing bottom, and that improves enclosure interior utilizes space, so that shell space is maximized
Application；The fast plug of direct current is connected directly with capacitor DC output terminal, is placed in heat conductive insulating encapsulation filling blob of viscose, is mentioned
The high radiating efficiency of direct current fast plug and capacitor DC output terminal, guarantees the normal work of electric machine controller, extends electric
Machine controller uses the time；The design of IGBT connecting column facilitates the installation of IGBT module to fix, and guarantees the firm of IGBT module
Property, structure design is simple, without increasing many places welding support, installation and convenient disassembly；Heat conductive insulating encapsulation filling blob of viscose can be with
Whole includes capacitor ontology, increases heat dissipation contact area, improves radiating efficiency, and heat conductive insulating encapsulation filling blob of viscose has certain
Elasticity, while increasing the damping and impact resistance of capacitor ontology.
2, the present invention is stacked with drive circuit board by interval above IGBT module, and interval is stacked with above drive circuit board
Control circuit board；Drive circuit board is equipped with IGBT output terminal, is plugged with conduction copper column, conduction copper column in IGBT output terminal
Bottom be deep into inside IGBT module, the design at the top of conduction copper column and the fast plug connection of exchanging on shell, stacking
Setting, structure design is simple, is easy for installation and removal, by conduction copper column directly by IGBT output terminal with exchange fast plug
Connection avoids shedding for the in disorder and excessive heat of housing section harness, structure design letter without increasing the harness of enclosure interior
It is single, facilitate processing.
3, the present invention is set with ferrite common mode by one end that the fast plug of direct current is connect with capacitor DC output terminal
Inductance, ferrite common mode inductance are packaged in the design in heat conductive insulating encapsulation filling blob of viscose, and ferrite common mode inductance is placed in thermally conductive
Insulation-encapsulated is filled in blob of viscose, is effectively reduced ferrite common mode inductance heat, is guaranteed effective work of electric machine controller, iron
The design of oxysome common mode inductance circularizes, and after being set in the fast plug of direct current, is fixed in heat conductive insulating encapsulation filling blob of viscose, installation
Simplicity saves space.
4, temperature sensor is packaged on the capacitor ontology in the present invention；It is disposed with temperature sensor inside capacitor, is arranged
Capacitor overheat protector mechanism, the temperature of real-time monitoring capacitor body interior, avoiding the temperature of capacitor ontology is more than upper limit value, is caused
The damage of the intrinsic capacitor ontology of capacitor；Improve the service life of capacitor ontology.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram (top view) of heretofore described electric machine controller；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is the B-B cross-sectional view of Fig. 1；
Fig. 4 is the C-C cross-sectional view of Fig. 1；
Fig. 5 is the structural schematic diagram (perspective view) of heretofore described electric machine controller；
Fig. 6 is the structural schematic diagram (perspective view) of heretofore described connecting rod；
Fig. 7 is the circuit connecting relation block diagram of heretofore described electric machine controller；
Fig. 8 is the preparation method of heretofore described electric machine controller.
Description of symbols:
1, shell；2, capacitor ontology；3, IGBT module；4, drive circuit board；5, control circuit board；6, cooling water tubing string；
7, capacitor DC output terminal；8, the fast plug of direct current；9, ferrite common mode inductance；61, water inlet segment；62, it is discharged pipeline section；
101, water inlet；102, water outlet；10, IGBT connecting column；11, connecting rod；13, dedicated plug connector；41, IGBT output terminal；
42, conduction copper column；16, fast plug is exchanged.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As shown in figure 1, figure 2, figure 3, figure 4 and figure 5, one of the present embodiment Novel motor controller, including shell 1, shell
The bottom of body 1 is equipped with multiple capacitor ontologies 2 in spacing side by side setting, and multiple cooling water tubing strings, multiple are laid in shell 1
IGBT connecting column 10 and capacitor DC output terminal 7, shell 1 are equipped with the direct current being directly connected to capacitor DC output terminal 7
Fast plug 8；By leading between 1 inner wall of shell and each capacitor ontology 2, each cooling water tubing string and each IGBT connecting column 10
Thermal insulation encapsulation filling blob of viscose is fixed on one, and the height of heat conductive insulating encapsulation filling blob of viscose is higher than the height of each capacitor ontology 2
Degree, capacitor DC output terminal 7 and fast 8 one end of plug of the direct current connecting with capacitor DC output terminal 7 are placed in thermally conductive
Insulation-encapsulated is filled in blob of viscose；Cooling water tubing string upper port is stretched out in the heat conductive insulating encapsulation filling blob of viscose and IGBT module 3
Cooling water channel connection, the lower end nozzle of cooling water tubing string and shell 1 be tightly connected, and 7 upper end of capacitor DC output terminal is stretched out
Heat conductive insulating encapsulation filling blob of viscose is connect with IGBT module 3, and heat conductive insulating encapsulation filling blob of viscose is stretched out in 10 upper end of IGBT connecting column.
The present invention is equipped with multiple capacitor ontologies 2 in spacing side by side setting by the bottom of shell 1, lays in shell 1
There are multiple cooling water tubing strings, multiple IGBT connecting columns 10 and capacitor DC output terminal 7, shell 1 is equipped with defeated with capacitor DC
The fast plug 8 of the direct current that terminal 7 is directly connected to out；1 inner wall of shell and each capacitor ontology 2, each cooling water tubing string and each
Filling blob of viscose is encapsulated by heat conductive insulating between IGBT connecting column 10 and is fixed on one, and the height of heat conductive insulating encapsulation filling blob of viscose
Degree is higher than the height of each capacitor ontology 2, and capacitor DC output terminal 7 and the direct current connecting with capacitor DC output terminal 7 are fast
8 one end of plug is placed in heat conductive insulating encapsulation filling blob of viscose；Cooling water tubing string upper port stretches out the heat conductive insulating encapsulation
Filling blob of viscose is connected to the cooling water channel in IGBT module 3, and the lower end nozzle and shell 1 of cooling water tubing string are tightly connected, capacitor
7 upper end of DC output terminal is stretched out heat conductive insulating encapsulation filling blob of viscose and is connect with IGBT module 3, and 10 upper end of IGBT connecting column is stretched out
The design of heat conductive insulating encapsulation filling blob of viscose, the bottom of shell 1 has been laid cooling water channel around capacitor ontology, has been realized to electricity
The real water for holding ontology 2 is cooling, improves the high temperature resistant grade of capacitor ontology, on the power for promoting electric machine controller complete machine
Limit provides strong hardware supported；The direct injecting glue of capacitor ontology 2 is encapsulated in 1 bottom of shell, improves the utilization inside shell 1
Space, so that 1 space of shell is maximumlly applied；The fast plug 8 of direct current is connected directly with capacitor DC output terminal 7,
It is placed in heat conductive insulating encapsulation filling blob of viscose, improves the fast plug 8 of direct current and the heat dissipation of capacitor DC output terminal 7 is imitated
Rate guarantees the normal work of electric machine controller, and extend electric machine controller uses the time；The design of IGBT connecting column 10, it is convenient
The installation of IGBT module 3 is fixed, and guarantees the stability of IGBT module 3, and structure design is simple, without increasing many places welding support,
Installation and convenient disassembly；What the IGBT module 3 in the present invention was selected is Fuji's M653IGBT module；Heat conductive insulating encapsulation filling glue
Block can integrally include capacitor ontology, increase heat dissipation contact area, improve radiating efficiency, and heat conductive insulating encapsulation filling blob of viscose has
Certain elasticity, while increasing the damping and impact resistance of capacitor ontology.
The IGBT water inlet and IGBT water outlet of the cooling water channel of IGBT module of the invention are the prior art, in figure not
It marks, details are not described herein again.
As shown in Figure 2, Figure 3, Figure 4, interval is stacked with drive circuit board 4, driving electricity above IGBT module 3 in the present embodiment
Interval is stacked with control circuit board 5 above road plate 4；Drive circuit board 4 is equipped with IGBT output terminal 41, IGBT output terminal 41
It is inside plugged with conduction copper column 42, the bottom of conduction copper column 42 is deep into inside IGBT module 3, the top of conduction copper column 42 and shell
The fast plug 16 of exchange on 1 connects.
The present invention is stacked with drive circuit board 4 by interval above IGBT module 3, is spaced and stacks above drive circuit board 4
There is control circuit board 5；Drive circuit board 4 is equipped with IGBT output terminal 41, is plugged with conduction copper column in IGBT output terminal 41
42, the bottom of conduction copper column 42 is deep into inside IGBT module 3, and the top of conduction copper column 42 patches fastly with exchanging on shell 1
The design of first 16 connection, is stacked, and structure design is simple, is easy for installation and removal, by conduction copper column 42 directly by IGBT
Output terminal 41 is connect with fast plug 16 is exchanged, and without increasing the harness inside shell 1, avoids the in disorder of 1 harness of shell
And excessive heat sheds, structure design is simple, facilitate processing.
As shown in figure 4, one end that the fast plug 8 of direct current is connect with capacitor DC output terminal 7 in the present embodiment is set with
Ferrite common mode inductance 9, ferrite common mode inductance 9 are packaged in heat conductive insulating encapsulation filling blob of viscose.
The present invention is set with ferrite common mode by one end that the fast plug 8 of direct current is connect with capacitor DC output terminal 7
Inductance 9, ferrite common mode inductance 9 are packaged in the design in heat conductive insulating encapsulation filling blob of viscose, and ferrite common mode inductance 9, which is placed in, leads
In thermal insulation encapsulation filling blob of viscose, 9 heat of ferrite common mode inductance is effectively reduced, guarantees effective work of electric machine controller
Make, the design of ferrite common mode inductance circularizes, and after being set in the fast plug 8 of direct current, is fixed on heat conductive insulating encapsulation filling blob of viscose
Interior, simple installation saves space.
As shown in Fig. 2, cooling water tubing string includes water inlet segment 61 and water outlet pipeline section 62,61 He of water inlet segment in the present embodiment
Be discharged pipeline section 62 upper end from heat conductive insulating encapsulate filling blob of viscose extend respectively with the cooling water channel in IGBT module 3
IGBT water inlet is connected to IGBT water outlet, and the bottom of water inlet segment 61 is connected to the water inlet 101 on shell 1, is discharged pipeline section
62 bottom is connected to the water outlet 102 on shell 1；Rubber is arranged at the upper port of water inlet segment 61 and water outlet pipeline section 62
Sealing ring；Rubber seal is the prior art, is not marked in figure, details are not described herein again.
The present invention includes water inlet segment 61 and water outlet pipeline section 62, water inlet segment 61 and water outlet pipeline section by cooling water tubing string 6
62 upper end from heat conductive insulating encapsulate filling blob of viscose extend respectively with the IGBT water inlet of IGBT module and IGBT water outlet
Connection, the bottom of water inlet segment 61 are connected to the water inlet on shell 1, the bottom for being discharged pipeline section 62 and the water outlet on shell 1
The design of connection, cooling water channel are obtained through CAE analysis and optimization design, are equipped with cooling water channel in IGBT module, in IGBT module
Be additionally provided with the cooling water inlet and cooling water outlet being connected to cooling water channel, cooling water inlet is connected to water inlet segment 61, cooling water outlet with
It is discharged pipeline section 62 to be connected to, structure design is simple, is easily worked, and water resistance is small, and pressure difference is low, high to the heat exchange efficiency of capacitor ontology 2；It is logical
The design of rubber seal is crossed, guarantees that water inlet segment 61 and water outlet pipeline section 62 are connect with IGBT water inlet and IGBT water outlet respectively
Density, avoid the exudation of water, influence the normal work of electric machine controller.
Temperature sensor is packaged on capacitor ontology 2 in the present invention；Temperature sensor, setting electricity are disposed with inside capacitor
Hold overheat protector mechanism, the temperature inside real-time monitoring capacitor ontology 2 it is critical can to reach capacitor ontology 2 in use
Temperature, so that electric machine controller reaches the operating of maximum power, while avoiding the temperature of capacitor ontology 2 is more than upper limit value, is caused
The damage of capacitor ontology in capacitor ontology 2；The service life of capacitor ontology 2 is improved, is not indicated in temperature sensor figure, for public affairs
Know technology, it is not tired herein to state.
As shown in Fig. 3, Fig. 6,10 top of IGBT connecting column is equipped with to 10 internal stretch of IGBT connecting column in the present embodiment
Mounting hole 1001, IGBT module 3 be circumferentially with the one-to-one connecting hole of each mounting hole 1001, be coated in connecting hole with
The connecting rod 11 that IGBT connecting column 10 connects；Connecting rod 11 is including the first linkage section 111 and is set to 111 upper end of first connecting rod section
The second linkage section 112, first connecting rod section 111 and the second linkage section 112 coaxial arrangement, the overall diameter of the first linkage section 111
Less than the overall diameter of the second linkage section 112, the top of the second linkage section 112 is equipped with threaded hole 113,111 outer wall of the first linkage section
Equipped with external screw thread, the cross section of the second linkage section 112 is arranged in polygon.
The present invention is by being laid with multiple IGBT connecting columns 10 in shell 1, and the upper end of IGBT connecting column 10 is from heat conductive insulating
It is stretched out at the top of encapsulation filling blob of viscose, 10 top of IGBT connecting column is equipped with the mounting hole 1001 to 10 internal stretch of IGBT connecting column,
IGBT module 3 be circumferentially with the one-to-one connecting hole of each mounting hole 1001, be coated with and IGBT connecting column 10 in connecting hole
The design of the connecting rod 11 of connection, facilitates the installation of IGBT module 3 to fix, and easy to disassemble and maintenance, mounting structure is simple, reduces
Manufacturing cost includes the first linkage section 111 and the second linkage section set on 111 upper end of first connecting rod section by connecting rod 11
112, first connecting rod section 111 and the coaxial arrangement of the second linkage section 112, the overall diameter of the first linkage section 111 are connected less than second
The overall diameter of section 112, the top of the second linkage section 112 are equipped with threaded hole 113, and 111 outer wall of the first linkage section is equipped with external screw thread, the
The cross section of two linkage sections 112 is in the design of polygon setting, and 11 lower end of connecting rod is convenient to be connect with IGBT connecting column 10, is connected
The top of bar 11 is convenient to be connect with control circuit board 5, and removable connector 12 passes through and 113 spiral shell of threaded hole from control circuit board 5
It connects.
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, be plugged in the control circuit board 5 in the present embodiment for external plug connector
The 19 dedicated plug connectors 13 being directly connected to.
The present invention is by being plugged with the dedicated plug connector 13 for being directly connected to external plug connector 19 in control circuit board 5
Design, facilitate being directly connected to for external plug connector 19 and control circuit board 5, without introducing harness, easy processing and assembling, save
Harness inside electric machine controller, to reduce the heat inside controller, structure design is simple.
Shell 1 of the invention is in integrated casting and forming；The material of shell 1 is aluminium alloy；It is light weight, compact-sized.
As shown in Figure 2 and Figure 4, the top of the present embodiment capacitor output terminal 7 encapsulates filling blob of viscose from heat conductive insulating and stretches out
It overlaps, and is fastened by bolts in one with drive circuit board 4.
The present invention encapsulates the stretching of filling blob of viscose and driving circuit from heat conductive insulating by the top of capacitor DC output terminal 7
Plate 4 overlaps, and is fastened by bolts in the design of one, realizes the connection of capacitor DC output terminal 7 and drive circuit board 4,
Structure design is simple, easy for installation.
1 side wall of shell is equipped with venthole in the present invention, convenient for shedding for enclosure interior heat；Venthole is existing skill
Art, appreciation known in this field are unmarked in figure.
As shown in figure 5,1 outer wall of shell in the present embodiment is equipped with metal plate fixed frame mounting hole, the installation of metal plate fixed frame
Installation metal plate fixed frame 18 is installed on hole.
The present invention is equipped with metal plate fixed frame mounting hole by 1 outer wall of shell, is equipped on metal plate fixed frame mounting hole
Relay, can be installed on metal plate fixed frame 18, can save the space inside shell 1 by the design for filling metal plate fixed frame 18,
It avoids 1 internal components of shell excessive, causes to heat up too fast, influence the normal work of electric machine controller.
As shown in Figure 2, Figure 4 shows, the capacitor DC output end that the slave heat conductive insulating encapsulation filling blob of viscose in the present embodiment is pierced by
Son 7 is in bending setting.
The present invention is by encapsulating the setting in bending setting of capacitor DC output terminal 7 that filling blob of viscose is pierced by from heat conductive insulating
Meter, facilitates capacitor DC output terminal 7 to connect with drive circuit board 4.
1 outer wall of inventive shell, which is equipped with, exchanges fast plug mounting hole, exchanges in fast plug mounting hole and is equipped with friendship
Flow fast plug 16.
Such as Fig. 7,1 internal circumferential interval of the present embodiment shell is laid with multiple smoke sensor devices, smoke sensor device and center
Controller electrical connection, electric machine controller switch are electrically connected with central controller, and whether monitoring enclosure interior has smog, are found in time
The safe normally travel of fire source guarantee automobile.
Smoke sensor device selects the miniature smoke sensor device of Zhengzhou Wei Sheng Electronic Technology Co., Ltd's production, the present invention is directed to
Scheme after protecting above-mentioned electrical part to be integrally electrically connected, above-mentioned electrical part are only the process for completing signal transmitting, and to signal
The processing on software itself is not done.
As shown in figure 8, the present invention also provides a kind of New-type electric machine controls for manufacturing as described in any one of above-mentioned
The electric machine controller manufacturing method of device, includes the following steps:
S1 shell 1) is prepared, the interior bottom of shell 1 obtained has multiple cooling water tubing strings and multiple IGBT connecting columns 10；
The purpose of design of multiple cooling water tubing strings is to set up cooling water channel at capacitor ontology 2 weeks to the directly cooling of capacitor ontology 2,
Realize, optimization design through CAE cooling to the real water of capacitor ontology 2, good cooling results, the normal work of guarantee capacitor ontology 2
Make, when temperature has been more than 105 DEG C in electric machine controller, the cooling due to water to capacitor ontology 2, the temperature of capacitor ontology 2 will not
More than 105 °, in its normal range of operation, to guarantee the normal work of electric machine controller；Multiple IGBT connecting columns 10
Design, it is therefore an objective to which the installation of IGBT module is fixed in realization, guarantees that IGBT module is stable in inside shell 1, guarantees motor control
The normal work of device.
S2 multiple capacitor ontologies) are installed on 1 bottom of shell, so that capacitor ontology is placed in 1 inner wall of shell, each cooling water pipe
In gap between column and each IGBT connecting column 10, ferrite common mode inductance 9 is socketed on to the direct current goed deep into shell 1 and is patched fastly
On first 8, then capacitor DC output terminal 7 and the fast plug 8 of direct current on shell 1 be connected directly, encapsulated using heat conductive insulating
Glue is filled by capacitor ontology, cooling water tubing string, IGBT connecting column 10, the fast plug 8 of direct current, capacitor DC output terminal 7 and iron
Oxysome common mode inductance 9 is encapsulated in 1 bottom of shell；Filling glue is encapsulated by heat conductive insulating, and capacitor ontology is packaged in housing bottom,
It improves and utilizes space inside shell 1, so that 1 space of shell is maximumlly applied, while improving to capacitor ontology 1
Heat dissipation effect；The fast plug 8 of direct current is connected directly with capacitor DC output terminal 7, is placed in heat conductive insulating encapsulation filling blob of viscose
It is interior, the radiating efficiency of direct current fast plug 8 and capacitor DC output terminal 7 is improved, while oxysome common mode inductance 9 is also placed in and leads
In thermal insulation encapsulation filling blob of viscose, radiating efficiency is improved, guarantees the normal work of electric machine controller.
S3) outside shell 1, IGBT module 3 and drive circuit board 4 is integrally mounted then IGBT module 3 and driving is electric
Road plate 4 is connected and fixed by connecting rod 11 and IGBT connecting column 10 together, so that IGBT module 3 and drive circuit board 4 are fixed on
The top of capacitor ontology 2；It is outside shell 1, IGBT module 3 and drive circuit board 4 is integrally mounted, ease of assembly, Ke Yiwei
Third party's production is held in the palm, manufacturing cost is saved, working efficiency is improved, shortens the Time To Market of automobile.
S4 conduction copper column 42 is inserted into from the IGBT input terminal on drive circuit board 4) and is inserted downwardly into IGBT module 3
It is interior, the fast plug 16 of exchange on shell 1 is connect with conduction copper column 42；Structure design is simple, is easy for installation and removal, passes through
IGBT output terminal 41 is directly connect by conduction copper column 42 with fast plug 16 is exchanged, and without increasing the harness inside shell 1, is kept away
Exempt from shedding for the in disorder and excessive heat of 1 harness of shell, structure design is simple, facilitates processing.
S5) control circuit board 5 is placed in the top of each connecting rod 11, and detachably connected by bolt with connecting rod 11
It connects；It is easy for installation and removal, structure design is simple, improves installation effectiveness, while being also convenient for repairing.
Heat conductive insulating encapsulation filling glue of the invention selects the insulating heat-conductive of Dongguan Yi Mei polymerization product Co., Ltd production
Glue.
The invention also includes a kind of electric cars, including the Novel motor controller as described in any one of above-mentioned.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of Novel motor controller, it is characterised in that: including shell (1), the bottom of shell (1) is equipped with multiple in side by side
Spaced capacitor ontology (2), shell (1) is interior to be laid with multiple cooling water tubing strings, multiple IGBT connecting columns (10) and capacitor
DC output terminal (7), shell (1) are equipped with the fast plug of direct current (8) being directly connected to capacitor DC output terminal (7)；
By thermally conductive exhausted between shell (1) inner wall and each capacitor ontology (2), each cooling water tubing string and each IGBT connecting column (10)
Edge encapsulation filling blob of viscose is fixed on one, and the height of heat conductive insulating encapsulation filling blob of viscose is higher than the height of each capacitor ontology (2),
Capacitor DC output terminal (7) and the fast plug of direct current (8) one end connecting with capacitor DC output terminal (7) are placed in and lead
In thermal insulation encapsulation filling blob of viscose；Cooling water tubing string upper port stretches out the heat conductive insulating encapsulation filling blob of viscose and IGBT module
(3) the cooling water channel connection on, the lower end nozzle of cooling water tubing string and shell (1) are tightly connected, capacitor DC output terminal (7)
Upper end is stretched out heat conductive insulating encapsulation filling blob of viscose and is connect with IGBT module (3), and heat conductive insulating is stretched out in IGBT connecting column (10) upper end
Encapsulation filling blob of viscose.
2. according to right to go 1 described in Novel motor controller, it is characterised in that: interval is stacked with above IGBT module (3)
Drive circuit board (4), drive circuit board (4) top interval are stacked with control circuit board (5)；Drive circuit board (4) is equipped with
IGBT output terminal (41), IGBT output terminal (41) is interior to be plugged with conduction copper column (42), and the bottom of conduction copper column (42) is goed deep into
Internal to IGBT module (3), the top of conduction copper column (42) is connect with the fast plug of exchange (16) on shell (1).
3. Novel motor controller according to claim 2, it is characterised in that: the fast plug of direct current (8) and capacitor DC
One end of output terminal (7) connection is set with ferrite common mode inductance (9), and ferrite common mode inductance (9) is packaged in heat conductive insulating
In encapsulation filling blob of viscose.
4. Novel motor controller according to claim 3, it is characterised in that: cooling water tubing string includes water inlet segment (61)
With water outlet pipeline section (62), water inlet segment (61) and the upper end for being discharged pipeline section (62) encapsulate filling blob of viscose from heat conductive insulating and extend
It is connected to respectively with the IGBT water inlet of the cooling water channel on IGBT module (3) and IGBT water outlet, the bottom of water inlet segment (61)
It is connected to the water inlet (101) on shell (1), the bottom of water outlet pipeline section (62) is connected to the water outlet (102) on shell (1)；
Rubber seal is arranged at water inlet segment (61) and the upper port of water outlet pipeline section (62).
5. Novel motor controller according to claim 4, it is characterised in that: be packaged with temperature biography on capacitor ontology (2)
Sensor.
6. Novel motor controller according to claim 5, it is characterised in that: IGBT connecting column (10) top be equipped with to
The mounting hole (1001) of IGBT connecting column (10) internal stretch, IGBT module (3) are circumferentially with each mounting hole (1001) one by one
Corresponding connecting hole is coated with the connecting rod (11) connecting with IGBT connecting column (10) in connecting hole.
7. Novel motor controller according to claim 6, it is characterised in that: be plugged with and be used in control circuit board (5)
The dedicated plug connector (13) being directly connected to external plug connector.
8. Novel motor controller according to claim 7, it is characterised in that: shell (1) is in integrated casting and forming；Shell
The material of body (1) is aluminium alloy.
9. a kind of electric machine controller manufacturer for manufacturing such as Novel motor controller of any of claims 1-8
Method, it is characterised in that:
Include the following steps:
It prepares shell (1), the interior bottom of shell (1) obtained has multiple cooling water tubing strings and multiple IGBT connecting columns (10)；
Multiple capacitor ontologies are installed on shell (1) bottom, so that capacitor ontology is placed in shell (1) inner wall, each cooling water tubing string
And in the gap between each IGBT connecting column (10), it is fast that ferrite common mode inductance (9) is socketed on to the direct current goed deep into shell (1)
On plug (8), then capacitor DC output terminal (7) and the fast plug of direct current (8) on shell (1) be connected directly, used
Heat conductive insulating encapsulation filling glue is straight by capacitor ontology, cooling water tubing string, IGBT connecting column (10), the fast plug of direct current (8), capacitor
Stream output terminal (7) and ferrite common mode inductance (9) are encapsulated in shell (1) bottom；
It is outside shell, IGBT module (3) and drive circuit board (4) is integrally mounted, then by IGBT module (3) and driving circuit
Plate (4) is connected and fixed by connecting rod (11) with IGBT connecting column (10) together, so that IGBT module (3) and drive circuit board
(4) it is fixed on the top of capacitor ontology (2).
Conduction copper column (42) is inserted into from the IGBT input terminal on drive circuit board (4) and is inserted downwardly into IGBT module (3)
It is interior, the fast plug of exchange (16) on shell (1) is connect with conduction copper column (42)；
Control circuit board (5) is placed in the top of each connecting rod (11), and is detachably connected by bolt with connecting rod (11).
10. a kind of electric car, it is characterised in that: including Novel motor controller such as of any of claims 1-8.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910713215.0A CN110417309A (en) | 2019-08-02 | 2019-08-02 | Novel motor controller, electric machine controller manufacturing method and electric car |
| PCT/CN2019/100289 WO2021022575A1 (en) | 2019-08-02 | 2019-08-13 | New-type electric motor controller, electric motor controller manufacturing method, and electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910713215.0A CN110417309A (en) | 2019-08-02 | 2019-08-02 | Novel motor controller, electric machine controller manufacturing method and electric car |
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| CN110417309A true CN110417309A (en) | 2019-11-05 |
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| CN201910713215.0A Pending CN110417309A (en) | 2019-08-02 | 2019-08-02 | Novel motor controller, electric machine controller manufacturing method and electric car |
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| Country | Link |
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| CN (1) | CN110417309A (en) |
| WO (1) | WO2021022575A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114980724A (en) * | 2022-06-17 | 2022-08-30 | 中国华能集团清洁能源技术研究院有限公司 | MPPT controller assembling process |
| CN116056430A (en) * | 2023-03-06 | 2023-05-02 | 杭州飞仕得科技股份有限公司 | Motor controller assembly and motor equipment |
| CN116528535B (en) * | 2023-07-03 | 2023-10-03 | 武汉嘉晨电子技术有限公司 | Electric connector assembly structure, distribution box and preparation method of distribution box |
| CN116844914B (en) * | 2023-08-31 | 2023-10-27 | 深圳三铭电气有限公司 | Novel plug-in solid-state relay |
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