CN216121976U - Motor with rotary position in support and double-motor structure - Google Patents

Motor with rotary position in support and double-motor structure Download PDF

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Publication number
CN216121976U
CN216121976U CN202121826482.8U CN202121826482U CN216121976U CN 216121976 U CN216121976 U CN 216121976U CN 202121826482 U CN202121826482 U CN 202121826482U CN 216121976 U CN216121976 U CN 216121976U
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China
Prior art keywords
motor
rear end
rotor
mounting bracket
bracket
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Active
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CN202121826482.8U
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Chinese (zh)
Inventor
周泽建
陈涛
欧阳石坤
吴天华
司政勇
曾强
林志强
毛正松
吴苾曜
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Guangxi Yuchai Machinery Co Ltd
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Guangxi Yuchai Machinery Co Ltd
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Priority to CN202121826482.8U priority Critical patent/CN216121976U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/62—Hybrid vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

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  • Hybrid Electric Vehicles (AREA)
  • Motor Or Generator Frames (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

The utility model provides a motor with a rotary position in a bracket and a double-motor structure, wherein a connector is arranged on a rear end cover of the motor, a rotary transformer is arranged between an engine flywheel and the end part of an installation bracket, a pressing plate is abutted to the rear end of the rotary transformer, the rear end of the installation bracket is fixedly connected with the front end of the rear end cover of the motor, the installation bracket is in a cylindrical structure, the wiring of the rotary transformer penetrates through the interior of the installation bracket and then is electrically connected with the connector, and an annular water channel is arranged in a motor shell. The utility model can realize two paths of power generation functions, has good cooling effect, and the rear end of the motor is provided with a supporting structure, so that the motor runs stably.

Description

Motor with rotary position in support and double-motor structure
Technical Field
The utility model belongs to the technical field of extended range electric vehicles, and particularly relates to a motor which is rotatably arranged in a support and has a double-motor structure.
Background
The extended range electric vehicle is characterized in that the whole vehicle can achieve all power performances in a pure electric mode, and when the vehicle-mounted rechargeable battery cannot meet the driving range requirement, the vehicle-mounted auxiliary power generation device is turned on to provide electric energy for the power system so as to prolong the driving range. The range extending type electric automobile has a range extender which generally comprises an engine and a generator, charges a power battery of the automobile and can directly drive a motor to run.
The range extender mainly comprises an engine and a generator, the bottleneck problem restricting the wide application of the range extender is the lack of the generator with high efficiency, high reliability and stable output voltage, the connection mode of the generator determines the conversion efficiency of energy, the structure and the weight of the range extender are influenced, and the structural arrangement and the performance of the whole vehicle are further influenced.
The range extender can effectively solve the problem of mileage anxiety of the pure electric vehicle and becomes the development trend of new energy vehicles. The range extender is generally composed of an engine + a generator. For example, chinese patent CN108995542A discloses a range extender for an electric vehicle with an integrated motor. This motor integrated form is range extender for electric automobile includes: an engine body; an engine output shaft; a connecting plate; and a generator comprising: the motor comprises a rotary transformer, a motor rotor assembly, a motor stator core, a motor shell and a motor rear cover, wherein the motor shell is fixed on a connecting plate, and the motor stator core is placed into the front end of the motor shell and is sleeved on the motor shell in a hot manner; the electrical machine rotor assembly is coaxially disposed within the electrical machine stator core and has an electrical machine rotor support that extends into the connecting plate and is directly connected to the engine output shaft, the rotary transformer comprising: a resolver stator and a resolver rotor.
The structure still has some defects, the motor has a single structure and a single function; the rear end of the motor shaft is not provided with a support, and the click operation stability is poor; and a special cooling structure is not arranged, so that the cooling effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model provides a motor which is rotatably arranged in a support and has a double-motor structure, which can realize two-path power generation functions, has a good cooling effect, and has a support structure at the rear end of the motor, so that the motor can stably run.
The utility model provides a motor that position was shifted in inside and bi-motor structure of support soon, includes motor rear end cap, motor casing, stator core, first rotor subassembly, resolver, second rotor subassembly, clamp plate, installing support, connector and engine flywheel, stator core first rotor subassembly and second rotor subassembly are all installed inside the motor casing, the fixed cover of first rotor subassembly is established the outside of second rotor subassembly, motor stator can divide into inside and outside stator, and motor rotor can divide into inside and outside rotor, is equal to bi-motor structure, adopts bi-motor structure, can improve motor efficiency.
The connector sets up on the motor rear end cap, rotary transformer installs between engine flywheel and the installing support tip, the clamp plate butt sets up rotary transformer rear end, the rear end of installing support with motor rear end cap front end fixed connection, the inside connecting axle that does not need the bearing to support of motor.
The mounting bracket is of a cylindrical structure, the wiring of the rotary transformer penetrates through the inside of the mounting bracket structure and then is electrically connected with the connector, the rotary transformer penetrates through the inside of the mounting bracket of the rotary transformer stator to be led out, the wiring is simple, the interference with other parts is avoided, and the wiring is separated from the connector of the temperature sensor, so that the interference is avoided.
The motor shell is internally provided with an annular water channel, and the cooling water inlet and outlet are positioned at the bottom of the motor shell, so that the cooling effect is good.
Preferably, the motor back end cover further comprises a back cover plate, wherein the back cover plate is installed on an installation through hole in the motor back end cover, the installation through hole is formed in the back cover plate and serves as an installation hole of the rotary transformer, and zero setting and maintenance of the rotary transformer are facilitated.
Preferably, the rear end of the mounting bracket is outwards provided with a first boss, the front end of the rear end cover of the motor is inwards provided with a second boss, and the first boss is connected with the second boss through a bolt. The boss and the bolt are connected and mounted, so that the structure is simple and the disassembly is convenient.
Preferably, the stator core is configured as an annular groove structure in which the first and second rotor assemblies are both disposed. The structural adhesive is simple and compact and is convenient to mount.
Drawings
Fig. 1 is a cross-sectional structural view of a motor having a dual-motor structure and rotatably disposed in a bracket according to the present invention.
Fig. 2 is a mounting structure view of the rear end of the mounting bracket according to the present invention.
Fig. 3 is a block diagram of a waterway in accordance with the present invention.
In the figure: 1-motor rear end cover, 101-second boss, 2-motor shell, 201-water channel, 3-stator iron core, 4-first rotor component, 5-rotary transformer, 6-second rotor component, 7-pressing plate, 8-mounting bracket, 801-first boss, 9-connector, 10-engine flywheel, 11-rear cover plate, 12-engine body and 13-crankshaft.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein the exemplary embodiments and descriptions are provided for illustration of the utility model and not for limitation of the utility model.
In the description of the present invention, it is to be understood that the terms "left", "right", "upper", "lower", "front", "rear", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that a device or structure referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
Example 1:
as shown in fig. 1, a motor with a rotary displacement in a bracket and a dual-motor structure includes a motor rear end cover 1, a motor housing 2, a stator core 3, a first rotor assembly 4, a rotary transformer 5, a second rotor assembly 6, a pressing plate 7, a mounting bracket 8, a connector 9 and an engine flywheel 10, wherein the stator core 3, the first rotor assembly 4 and the second rotor assembly 6 are all mounted in the motor housing 2, the first rotor assembly 4 is fixedly sleeved outside the second rotor assembly 6, the connector 9 is arranged on the motor rear end cover 1, the rotary transformer 5 is mounted between the engine flywheel 10 and the end of the mounting bracket 8, and the pressing plate 7 is abutted against the rear end of the rotary transformer 5; in the embodiment, the engine body 12 is provided with a flywheel housing, the rear part of the flywheel housing is connected with the motor housing 2, the crankshaft 13 is connected with the front end of the engine flywheel 10, and the rear end of the engine flywheel 10 is connected with the motor rotor.
As shown in fig. 2, the rear end of the mounting bracket 8 is fixedly connected with the front end of the motor rear end cap 1, the mounting bracket 8 is configured to be a cylinder structure, the wiring of the rotary transformer 5 passes through the inside of the mounting bracket 8 and is electrically connected with the connector 9,
as shown in fig. 3, an annular water passage 201 is provided inside the motor housing 2.
The working principle of the utility model is as follows: in this embodiment, the motor is a generator, and the power transmission path: the engine crankshaft outputs power, the crankshaft is connected with the motor rotor to rotate, the generator generates power, the double-motor structure can output two paths of current, one path of current is used for driving a vehicle, electric energy is output to the generator controller through a cable, finally, the electric energy is output through the generator controller to be used by the whole vehicle, and the other path of current is used for starting the engine. The water channel 201 cools the motor.
Example 2:
as shown in fig. 1 to 3, a motor with a rotary displacement in a bracket and a dual-motor structure includes a motor rear end cover 1, a motor housing 2, a stator core 3, a first rotor assembly 4, a rotary transformer 5, a second rotor assembly 6, a pressing plate 7, a mounting bracket 8, a connector 9 and an engine flywheel 10, wherein the stator core 3, the first rotor assembly 4 and the second rotor assembly 6 are all mounted in the motor housing 2, the first rotor assembly 4 is fixedly sleeved outside the second rotor assembly 6, the motor stator can be divided into an inner stator and an outer stator, the motor rotor can be divided into an inner rotor and an outer rotor, which is equal to a dual-motor structure, and the dual-motor structure is adopted, so that the motor efficiency can be improved.
As shown in fig. 1, the connector 9 is disposed on the motor rear end cover 1, the rotary transformer 5 is installed between the engine flywheel 10 and the end portion of the mounting bracket 8, the pressing plate 7 is abutted against the rear end of the rotary transformer 5, the rear end of the mounting bracket 8 is fixedly connected with the front end of the motor rear end cover 1, and a connecting shaft is not required inside the motor and a bearing is not required for supporting.
As shown in fig. 2, the mounting bracket 8 is configured in a cylindrical structure, the wiring of the rotary transformer 5 passes through the inside of the mounting bracket 8 and then is electrically connected with the connector 9, the rotary transformer 5 passes through the inside of the mounting bracket 8 and is led out, the wiring is simple, the interference with other components is avoided, and the wiring is separated from the temperature sensor connector 9 and the interference is avoided.
As shown in fig. 3, an annular water channel 201 is arranged inside the motor housing 2, and the cooling water inlet and outlet are located at the bottom of the motor housing, so that the cooling effect is good.
In this embodiment, the motor back cover further comprises a back cover plate 11, wherein the back cover plate 11 is installed in an installation through hole in the motor back end cover 1, and the installation through hole is arranged to serve as an installation hole of the rotary transformer 5, so that zero setting and maintenance of the rotary transformer 5 are facilitated.
In this embodiment, the rear end of the mounting bracket 8 is provided with a first boss 801 outward, the front end of the motor rear end cover 1 is provided with a second boss 101 inward, and the first boss 801 is connected with the second boss 101 by a bolt. The boss and the bolt are connected and mounted, so that the structure is simple and the disassembly is convenient.
In the present embodiment, the stator core 3 is configured as an annular groove structure in which the first and second rotor assemblies 4 and 6 are disposed. The structural adhesive is simple and compact and is convenient to mount.

Claims (4)

1. The utility model provides a motor that runing position was located inside and bi-motor structure of support, includes motor rear end cap (1), motor casing (2), stator core (3), first rotor subassembly (4), resolver (5), second rotor subassembly (6), clamp plate (7), installing support (8), connector (9) and engine flywheel (10), its characterized in that: the stator core (3), the first rotor assembly (4) and the second rotor assembly (6) are all arranged inside the motor shell (2), the first rotor component (4) is fixedly sleeved outside the second rotor component (6), the connector (9) is arranged on the rear end cover (1) of the motor, the rotary transformer (5) is arranged between the flywheel (10) of the engine and the end part of the mounting bracket (8), the pressure plate (7) is abutted against the rear end of the rotary transformer (5), the rear end of the mounting bracket (8) is fixedly connected with the front end of the motor rear end cover (1), the mounting bracket (8) is of a cylindrical structure, the wiring of the rotary transformer (5) penetrates through the inside of the mounting bracket (8) and then is electrically connected with the connector (9), an annular water channel (201) is arranged inside the motor shell (2).
2. The motor of claim 1, wherein the rotary position is in the bracket and the motor has a dual-motor structure, and the rotary position is in the bracket, the motor comprises: the motor rear end cover is characterized by further comprising a rear cover plate (11), wherein the rear cover plate (11) is installed on an installation through hole in the motor rear end cover (1).
3. The motor of claim 1 or 2, wherein the motor has a dual-motor structure and is rotatably disposed inside the bracket, and the dual-motor structure comprises: the motor rear end cover is characterized in that a first boss (801) is outwards arranged at the rear end of the mounting bracket (8), a second boss (101) is inwards arranged at the front end of the motor rear end cover (1), and the first boss (801) is connected with the second boss (101) through bolts.
4. The motor of claim 1 or 2, wherein the motor has a dual-motor structure and is rotatably disposed inside the bracket, and the dual-motor structure comprises: the stator core (3) is configured as an annular groove structure, and the first rotor assembly (4) and the second rotor assembly (6) are both arranged in the annular groove structure.
CN202121826482.8U 2021-08-06 2021-08-06 Motor with rotary position in support and double-motor structure Active CN216121976U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121826482.8U CN216121976U (en) 2021-08-06 2021-08-06 Motor with rotary position in support and double-motor structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121826482.8U CN216121976U (en) 2021-08-06 2021-08-06 Motor with rotary position in support and double-motor structure

Publications (1)

Publication Number Publication Date
CN216121976U true CN216121976U (en) 2022-03-22

Family

ID=80724757

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121826482.8U Active CN216121976U (en) 2021-08-06 2021-08-06 Motor with rotary position in support and double-motor structure

Country Status (1)

Country Link
CN (1) CN216121976U (en)

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