CN112953125B - Dual-motor controller assembly for oil-cooled dual-motor hybrid special transmission oil-cooled motor - Google Patents
Dual-motor controller assembly for oil-cooled dual-motor hybrid special transmission oil-cooled motor Download PDFInfo
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- CN112953125B CN112953125B CN202110156931.0A CN202110156931A CN112953125B CN 112953125 B CN112953125 B CN 112953125B CN 202110156931 A CN202110156931 A CN 202110156931A CN 112953125 B CN112953125 B CN 112953125B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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- Motor Or Generator Frames (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a dual-motor controller assembly for an oil-cooled dual-motor hybrid special transmission oil-cooled motor, which comprises a direct-current bus connector, a controller upper cover shell, an electronic pump connector sealing piece, a dual-motor controller assembly three-phase copper bar, a power copper bar injection molding piece and a current sensor, wherein: the direct current bus connector is fixed on the controller upper cover shell and is connected with the electric control cover plate, the controller upper cover shell is connected with the transmission shell, the electronic pump is connected with the plug sealing piece and integrated on the electronic pump controller, the motor controller assembly is integrated inside the transmission shell, the electric control cover plate, the current sensor, the power copper bar injection molding and the double motor controller assembly are integrated together, and the three-phase copper bar of the power copper bar injection molding integrated double motor controller assembly is formed. The invention is the deep integration of the special gearbox for hybrid and the dual-motor controller assembly, greatly improves the concentration ratio, reduces the size of the whole machine and reduces the whole cost.
Description
Technical Field
The invention belongs to the field of new energy automobile transmission, relates to a motor controller for a hybrid power or new energy automobile, and particularly relates to a double-motor controller assembly which can supply electric energy to an electric appliance device integration of a motor 1 and a motor 2, integrates the motor device with a transmission to respond the requirement of a whole vehicle controller and is used for a double-motor hybrid vehicle or a new energy automobile.
Background
With the deployment of national strategy, new energy and hybrid electric vehicles are popularized, especially increasingly stricter requirements on fuel consumption regulations of passenger vehicles and commercial vehicles are required, and the miniaturization, integration, electrification and intellectualization of the whole vehicle system are required. Particularly, the structural situation of the power assembly system is various, at present, the products such as DCDC, OBC and an inverter are physically integrated, and are independently arranged with the whole machine, the integration level is low, parts such as a shell, a PCB, a water cooling plate and a capacitor are relatively repeated and independent, and the redundant cost of the product is increased.
The double-motor controller assembly product applied in the market at present is only integrated of two motor controllers, an oil-cooled double-motor hybrid special gearbox and the double-motor controller assembly are not integrated by an effective means, and the system cost is increased by connecting the motor and the double-motor controller assembly by using a connector and a high-voltage wire harness, so that the size is increased.
Disclosure of Invention
In order to effectively solve the problems that an oil-cooled dual-motor hybrid special gearbox contains a controller assembly, and is large in occupied space, high in quality risk, high in whole vehicle cost and the like, the invention provides a dual-motor controller assembly for an oil-cooled dual-motor hybrid special gearbox oil-cooled motor. The invention is the deep integration of the special gearbox for hybrid and the dual-motor controller assembly, greatly improves the concentration ratio, reduces the size of the whole machine and reduces the whole cost.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a bi-motor controller assembly that is used for oil to cool bi-motor to mix special derailleur oil cooling motor that moves, connects including direct current bus connector, controller upper shield shell, electronic pump to connect and inserts sealing member, bi-motor controller assembly three-phase copper bar, power copper bar injection molding, current sensor, wherein:
the direct current bus connector is fixed on the upper controller housing and connected with the electric control cover plate;
the controller upper cover shell is connected with the transmission shell;
the electronic pump plug-in sealing element is integrated on the electronic pump controller and is connected with the electronic pump wiring harness through a bolt;
the dual-motor controller is integrated inside the transmission shell;
the electric control cover plate is integrated with the double-motor controller and is connected with a controller water cooling plate of the double-motor controller through a bolt;
the current sensor is integrated on the double-motor controller and is fixed on a controller water-cooling plate of the double-motor controller through a bolt;
the power copper bar injection molding piece is integrated with the double-motor controller, and the U phase, the V phase and the W phase on the electric control side are integrated in the power copper bar injection molding piece;
the three-phase copper bar is fixed on a capacitor of the double-motor controller.
Compared with the prior art, the invention has the following advantages:
1. the dual-motor controller assembly is directly connected with the power wire harness of the motor 1, so that a connector and redundant wire harnesses are omitted, the product quality is improved, the EMC characteristic is realized, and the cost is saved;
2. the dual-motor controller assembly is directly connected with the power wire harness of the motor 2, so that a connector and redundant wire harnesses are omitted, the product quality is improved, the EMC characteristic is realized, and the cost is saved;
3. the first motor control module and the second motor module share a bus and a magnetic ring;
4. the dual-motor controller is shared by the transmission shell and the housing, so that the integration level is high;
5. the whole size of the double-motor controller is integrated with the transmission, so that the locomotive can be conveniently matched and carried;
6. the water channel and the external water channel of the double-motor controller assembly are independently designed, and the double-motor controller assembly is adjusted at multiple angles, so that the whole machine is convenient to arrange;
7. the motor and the low-voltage wire harness of the double-motor controller assembly are connected in the cylinder, redundant cylinder penetrating pieces, connectors and wire harnesses are omitted, the technology is reliable, and the cost is low.
Drawings
FIG. 1 is a schematic diagram of a dual motor controller assembly;
FIG. 2 is a schematic diagram of the connection of the dual motor controller assembly with the power harness;
FIG. 3 is a cross-sectional view of a power harness;
FIG. 4 is a schematic view of a water circuit;
FIG. 5 is a schematic view of the water inlet structure of the controller;
FIG. 6 is a schematic diagram of the connection of the controller to the low voltage wiring harness;
in the figure: 1. a direct current bus connector assembly, 2, a controller upper cover shell, 3, an electronic pump plug sealing element, 4, an electronic pump sealing ring, 5, a double-motor controller, 6, a double-motor controller assembly three-phase copper bar, 7, a transmission shell, 8, a water inlet sealing ring, 9, a motor 2 three-phase line, 10, a low-voltage wire harness, 11, an electronic control cover plate, 12, a water outlet, 13, a water outlet sealing ring, 14, a motor 1 three-phase line, 31, a current sensor, 32, an electronic control side motor 2W phase, 33, an electronic control side motor 2V phase, 34, an electronic control side motor 2U phase, 35, a motor side motor 2W phase, 36, a motor side motor 2V phase, 37 and a motor side motor 2U phase, 38, an electric control side motor 1U phase, 39, an electric control side motor 1V phase, 40, an electric control side motor 1W phase, 41, a power copper bar injection molding piece, 42, a sealing ring, 43, a motor side motor 1U phase, 44, a motor side motor 1V phase, 45, a motor side motor 1W phase, 46, a controller power copper bar injection molding piece, 47, an electric control copper bar, 48, a motor copper bar, 51, a controller water channel inlet, 52, a controller water cooling plate, 53, a controller water channel outlet, 61, a low-pressure connector, 62, an electromagnetic valve low-pressure connector, 63, an electronic pump low-pressure connector, 64, a motor low-pressure connector, 65, a gearbox wiring harness inlet, 71, a water cooling plate, 72 and a water nozzle.
Detailed Description
The technical solution of the present invention is further described below with reference to the accompanying drawings, but not limited thereto, and any modification or equivalent replacement of the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention shall be covered by the protection scope of the present invention.
The invention discloses a dual-motor controller assembly for an oil-cooled dual-motor hybrid special transmission oil-cooled motor, which comprises a direct-current bus connector 1, a direct-current bus harness, a controller upper cover shell 2, an electronic pump plug sealing piece 3, an electronic pump sealing ring 4, a dual-motor controller 5, a water inlet sealing ring 8, a water outlet sealing ring 13, a dual-motor controller assembly three-phase copper bar 6, a power copper bar injection molding piece 41, a low-voltage connector piece 61, an electromagnetic valve low-voltage connector piece 62, an electronic pump low-voltage connector piece 63, a motor low-voltage connector piece 64, a transmission harness inlet 65, a controller water-cooled plate 52, a water nozzle 72, a current sensor and the like, wherein:
the direct current bus connector 1 is sealed with the controller upper cover shell 2 and is fixedly connected to the controller upper cover shell 2 through a bolt;
the direct current bus connector 1 is connected with the electric control cover plate 11;
the direct current bus wire harness is connected with a direct current power supply of the whole vehicle;
the controller upper cover shell 2 is connected with the transmission shell 7, gluing is adopted in a sealing mode, and the double-motor controller assembly is sealed and protected through bolt connection;
the electronic pump plugging sealing piece 3 is integrated on an electronic pump controller and connected with an electronic pump wiring harness through a bolt, and the electronic pump controller assembly comprises a power supply +, a power supply-, a motor U phase, a motor V phase and a motor W phase;
the electronic pump sealing ring 4 is integrated on the electronic pump controller and is contacted with the upper cover shell 2 of the controller to realize sealing;
the dual-motor controller 5 is integrated in the transmission housing 7 and fixed with the transmission housing 7 through bolts;
the water inlet sealing ring 8 is integrated on a controller water cooling plate 52 of the dual-motor controller 5 and is in contact with the inner diameter of a water jacket of the transmission shell to complete sealing, 2 sealing rings are adopted for sealing, and a positioning pin is used for positioning the sealing rings;
the three-phase line 9 of the motor 2 is integrated on the motor 2 assembly and is connected with the dual-motor controller 5 through a bolt;
the electric control cover plate 11 and the double-motor controller 5 are integrated together, and the electric control cover plate 11 and the controller water cooling plate 52 are connected and fixed through bolts, so that the effects of preventing dust and avoiding colliding with a circuit board are achieved;
the water outlet sealing ring 13 is integrated on a controller water cooling plate 52 of the dual-motor controller 5 and is in contact with the inner diameter of a water jacket of the transmission shell to complete sealing, 2 sealing rings are adopted for sealing, and a positioning pin is used for positioning the sealing rings;
the three-phase line 14 of the motor 1 is integrated on the motor 1 assembly and is connected with the dual-motor controller 5 through bolts;
the stator of the motor 1 and the transmission shell complete a positioning function in a radial positioning mode and are fixed to the transmission shell 7 through bolts;
the current sensor is integrated on the double-motor controller 5 and is fixed on the controller water cooling plate 52 through a bolt;
the electric control side motor 2W phase, the electric control side motor 2V phase and the electric control side motor 2U phase are integrated on the double-motor controller assembly, and are connected with the motor side motor 2W phase, the motor side motor 2V phase and the motor side motor 2U phase through bolts according to phase definitions by adopting a molding structure;
the electric control side motor 1W phase, the electric control side motor 1V phase and the electric control side motor 1U phase are integrated on the double-motor controller assembly, and are connected with the motor side motor 1W phase, the motor side motor 1V phase and the motor side motor 1U phase through bolts according to phase definitions by adopting a molding structure;
the power copper bar injection molding piece 41 and the double-motor controller 5 are integrated together, the U phase, the V phase and the W phase on the electric control side are integrated inside the power copper bar injection molding piece 41, and the power copper bar injection molding piece 41 is in contact with the transmission shell through a sealing ring installed inside to complete sealing;
the power copper bar injection molding piece 41 is integrated with a three-phase copper bar 6 of the double-motor controller assembly and is fixed on a capacitor of the double-motor controller 5;
the three-phase copper bar 6 of the double-motor controller assembly is connected with the power copper bar injection molding part 41, and a nut structure is integrated on the three-phase copper bar 6 of the double-motor controller assembly in a welding mode;
the controller water channel inlet 51 and the controller water cooling plate 52 are integrated together, and a water channel is guided to the water channel in the controller water cooling plate 52 from the controller water channel inlet 51 to finish cooling the power original device;
the controller water cooling plate 52 is a part of a framework structure of the dual-motor controller assembly and is fixedly connected with the transmission shell 7 through bolts, and parts such as a cooling water jacket, an inverter, a capacitor and the like are integrated on the controller water cooling plate 52;
the water nozzle 72 is connected with the transmission shell 7 in a 180-degree positioning mode, axial sealing is adopted, 4 bolt mounting points are uniformly arranged on the transmission shell 7 at 90 degrees, and two directions of the water nozzle are provided for selection;
the low-voltage connector 61 is integrated on a circuit board of the motor controller, the upper end of the low-voltage connector 61 adopts a sealing ring structure, the inner side surface of the upper cover shell 2 of the controller is contacted with the sealing ring to finish sealing, and the low-voltage connector 61 adopts 4 bolts to finish sealing and fixing;
the solenoid valve low-voltage connector 62 is integrated with the dual-motor controller 5, a transmission solenoid valve wiring harness is connected with the solenoid valve low-voltage wiring harness through the solenoid valve low-voltage connector 62, and the solenoid valve low-voltage wiring harness is connected with the solenoid valve low-voltage connector 62 through an internal circuit of the dual-motor controller assembly;
the electronic pump low-voltage connector 63 is integrated with the dual-motor controller 5, and the electronic pump low-voltage wiring harness is connected through the electronic pump low-voltage connector 63;
the motor low-voltage wiring harness connector 64 is integrated with the dual-motor controller 5, the motor 1 rotary transformer wiring harness, the motor 2 rotary transformer wiring harness, the temperature sensor signal and the motor low-voltage wiring harness are connected through the motor low-voltage wiring harness connector 64, and the motor low-voltage signal directly enters the dual-motor controller assembly;
the gearbox wiring harness inlet 65 comprises a motor 1 low-voltage wiring harness, a motor 2 low-voltage wiring harness and a solenoid valve low-voltage wiring harness, the low-voltage wiring harnesses are led out from the gearbox through a connecting workshop, and a connector is sealed with the gearbox.
In the invention, the three-phase line 14 of the motor 1 and the three-phase line 9 of the motor 2 are both directly connected with the three-phase copper bar 6 of the dual-motor controller assembly and are fixed by bolts.
In the invention, the transmission shell 7 and the controller upper cover shell 2 work together to complete the encapsulation of the dual-motor controller 5.
In the invention, the dual-motor controller 5 and the transmission shell 7 are sealed in a sealing ring mode, and the sealing ring 42 is integrated on the three-phase copper bar 6 of the dual-motor controller assembly to realize insulation and sealing.
In the invention, a water path of the dual-motor controller 5 is from a power component of the motor 2 to a power component of the motor 1, so that the power components of the motor controller are cooled.
In the invention, the controller water cooling plate 52 and the transmission shell 7 are sealed, and a positioning and double-layer sealing ring structure is adopted.
In the present invention, the water passage of the controller water-cooling plate 52 is led from the transmission case 7 water passage to the outside of the transmission case 7.
In the invention, the outer side of the transmission shell 7 adopts a circular boss structure, so that the requirement that the same filler neck corresponds to different waterway directions is met.
In the present invention, as shown in fig. 6, the motor low-voltage harness, the electronic pump low-voltage harness, and the solenoid valve low-voltage harness are directly connected to the dual-motor controller 5 via the transmission harness inlet 65, respectively, without an external harness. The motor low-voltage wiring harness is directly connected to the motor low-voltage connector 64, the solenoid valve wiring harness is directly connected to the solenoid valve low-voltage connector 62, the electronic pump low-voltage wiring harness is directly connected to the electronic pump low-voltage connector 63, and all the low-voltage wiring harnesses are led out through the low-voltage connector 61.
The invention has the following advantages:
1. the invention integrates two motor controllers into one, shares the bus and the magnetic ring, reduces the cost and saves the space.
2. The invention integrates the double-motor controller and the gearbox, shares the shell and the cover plate of the gearbox, saves space and cost and is convenient for carrying the whole vehicle.
3. The dual-motor controller assembly waterway is integrated with the gearbox, and the dual-motor controller assembly waterway is integrated, so that the structure is more compact, the integration level is improved, the cost is reduced, and the waterway can be adjusted at multiple angles, thereby being beneficial to arrangement.
4. The invention realizes the connection of the motor and the dual-motor controller assembly by adopting the copper bar, has more compact structure, does not need to use a connector and a high-voltage wire harness, and reduces the cost.
5. According to the invention, low-voltage wire harnesses of motor rotation, temperature and the like are integrated with the gearbox, and a water path of the dual-motor controller assembly is integrated, so that cylinder penetrating parts are saved, the length of the wire harnesses is shortened, and the cost is reduced.
Claims (4)
1. The utility model provides a bi-motor controller assembly that is used for oil to cool bi-motor to mix special derailleur oil cooling motor that moves, its characterized in that the assembly includes that direct current bus connector, controller upper shield shell, electronic pump connect the plug-in sealing member, bi-motor controller assembly three-phase copper bar, power copper bar injection molding, current sensor, wherein:
the direct current bus connector is fixed on the upper controller housing and connected with the electric control cover plate;
the controller upper cover shell is connected with the transmission shell;
the electronic pump plug sealing element is integrated on the electronic pump controller and is connected with the electronic pump wire harness through a bolt;
the dual-motor controller is integrated inside the transmission shell;
the electric control cover plate is integrated with the double-motor controller and is connected with a controller water cooling plate of the double-motor controller through a bolt;
the current sensor is integrated on the double-motor controller and is fixed on a controller water-cooling plate of the double-motor controller through a bolt;
the power copper bar injection molding piece is integrated with the double-motor controller, and the U phase, the V phase and the W phase on the electric control side are integrated in the power copper bar injection molding piece;
the three-phase copper bar is fixed on a capacitor of the double-motor controller.
2. The dual-motor controller assembly for the oil-cooled dual-motor hybrid dedicated transmission oil-cooled motor according to claim 1, wherein the controller upper cover shell is connected with the transmission shell through bolts, and the sealing manner is gluing.
3. The dual-motor controller assembly for the oil-cooled dual-motor hybrid special transmission oil-cooled motor according to claim 1, wherein the dual-motor controller and the transmission housing are sealed in a sealing ring manner, and the sealing ring is integrated on a three-phase copper bar of the dual-motor controller assembly.
4. The dual-motor controller assembly for the oil-cooled dual-motor hybrid transmission oil-cooled motor according to claim 1, wherein a circular boss structure is adopted on the outer side of the transmission housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110156931.0A CN112953125B (en) | 2021-02-04 | 2021-02-04 | Dual-motor controller assembly for oil-cooled dual-motor hybrid special transmission oil-cooled motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110156931.0A CN112953125B (en) | 2021-02-04 | 2021-02-04 | Dual-motor controller assembly for oil-cooled dual-motor hybrid special transmission oil-cooled motor |
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| CN112953125A CN112953125A (en) | 2021-06-11 |
| CN112953125B true CN112953125B (en) | 2023-03-28 |
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| CN202110156931.0A Active CN112953125B (en) | 2021-02-04 | 2021-02-04 | Dual-motor controller assembly for oil-cooled dual-motor hybrid special transmission oil-cooled motor |
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Families Citing this family (1)
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| CN113479046B (en) * | 2021-07-29 | 2022-12-30 | 东风汽车有限公司东风日产乘用车公司 | Shell component of hybrid power assembly |
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