CN213817532U

CN213817532U - Combined type concentric dual-port dual-drive motor

Info

Publication number: CN213817532U
Application number: CN202022750048.8U
Authority: CN
Inventors: 冯家任; 田立红; 冯海曦
Original assignee: BEIJING MINGZHENG WEIYUAN MOTOR TECH Ltd
Current assignee: BEIJING MINGZHENG WEIYUAN MOTOR TECH Ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-27
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a composite concentric double-port double-drive motor, which comprises a first stator, a first rotor, a second stator, a second rotor, a front end cover, a rear end cover, a small end cover, a first bearing, a second bearing, a third bearing, a fourth bearing and a fifth bearing, the first stator consists of a first casing and a first stator core with windings, the first stator core with windings is arranged in the first casing, the first stator core with windings is formed by winding a copper wire on a first stator core, the first stator core is formed by laminating stator punching sheets, the first rotor consists of a rotor body and permanent magnets, the permanent magnets are attached to the outer circle of the rotor body, the inner ring of the first bearing and the inner ring of the second bearing are respectively sleeved on the rotor body, the outer ring of the first bearing and the outer ring of the second bearing are respectively installed in the front end cover and the rear end cover, and the front end cover and the rear end cover are installed together with the first casing.

Description

Combined type concentric dual-port dual-drive motor

Technical Field

The utility model relates to a combined motor, in particular to concentric dual-port of combined type double-wheel drive motor.

Background

With the continuous increase of the demand for intellectualization in the industrial field and the civil field, the power output mode of a single-shaft single motor in the traditional motor power transmission field cannot meet the application of certain special fields, or the application of the current industrial field to electric power transmission is basically established on the basis of the driving mode of the single-shaft single motor. The invention realizes the output of concentric nested double-output shafts as power in a radial composite mode, and the power output mode can realize single inner shaft output, single outer shaft output and combined output of an inner shaft and an outer shaft. The three output modes can respectively provide the same or different combined torque and rotating speed for the equipment on the load side when outputting the torque and the rotating speed. The novel combined power output provides a new solution and a basic power piece for the electric power transmission in the industrial and civil fields, the intellectualization of load side equipment, higher efficiency, energy conservation, environmental protection and multiple purposes.

The realization of the invention can further improve the power density and the volume density of the motor, the dual-drive output can further provide basic conditions for the operation of the load side equipment in a high-efficiency area, thereby improving the overall operation efficiency of the load side equipment, and the invention has special, novel and multi-type application value particularly in the fields of aircrafts, ship underwater propulsion, new energy electric vehicles and the like.

Disclosure of Invention

In order to realize the demand of a tractor serves several purposes, the utility model provides a compound type is concentric dual-port and is driven motor two, technical scheme as follows:

a composite concentric double-port double-drive motor comprises a first stator, a first rotor, a second stator, a second rotor, a front end cover, a rear end cover, a small end cover, a first bearing, a second bearing, a third bearing, a fourth bearing and a fifth bearing, the first stator consists of a first casing and a first stator core with windings, the first stator core with windings is arranged in the first casing, the first stator core with windings is formed by winding a copper wire on a first stator core, the first stator core is formed by laminating stator punching sheets, the first rotor consists of a rotor body and permanent magnets, the permanent magnets are attached to the outer circle of the rotor body, the inner ring of the first bearing and the inner ring of the second bearing are respectively sleeved on the rotor body, the outer ring of the first bearing and the outer ring of the second bearing are respectively installed in the front end cover and the rear end cover, and the front end cover and the rear end cover are installed with the first casing together; the stator II comprises a machine shell II and a stator core II with a winding, the stator core II with the winding is arranged in the machine shell II, the stator core II with the winding is formed by winding a copper wire on the stator core II, the stator core II is formed by laminating stator punching sheets, the rotor II comprises a rotating shaft and a cast aluminum rotor, the cast aluminum rotor is sleeved on the rotating shaft, the cast aluminum rotor is formed by injecting molten aluminum into the rotor core, the rotor core is formed by laminating the rotor punching sheets, an inner ring of the bearing III and an inner ring of the bearing IV are respectively sleeved on the rotating shaft, an outer ring of the bearing III and an outer ring of the bearing IV are respectively arranged in the small end cover and the rear end cover, and the small end cover and the rear end cover are arranged together with the machine shell II; the inner ring of the bearing five is sleeved on the small end cover, and the outer ring of the bearing five is attached to the inner wall of the rotor body; when the first wound stator core is powered on, an electromagnetic field is generated with the rotor and torque is generated, the rotor body rotates and outputs torque and rotating speed; when the second stator core with the winding is powered on, electromagnetic field induction is generated between the second stator core with the winding and the second rotor core, torque is generated, and the rotating shaft rotates and outputs the torque and the rotating speed; the rotor body stretches out the front end cover, the rotor body is cavity, the pivot stretches out to both ends respectively, and one side passes little end cover follow the cavity hole of rotor body stretches out, and the opposite side stretches out the rear end cover, the rotor body with the pivot is promptly two power output pivot of the concentric double-port double-drive motor of combined type.

Optionally, the permanent magnets are embedded within the rotor body.

Alternatively, the cast aluminum rotor is formed by injecting molten copper or other molten metal into the rotor core.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a cross-sectional view of a composite concentric dual port dual drive motor according to the present invention;

in the drawings, the reference numerals represent the following list of components:

11 stator I, 12 rotor I, 13 stator II, 14 rotor II, 15 front end cover, 16 rear end cover, 17 small end cover, 18 bearing I, 19 bearing II, 20 bearing III, 21 bearing IV, 22 bearing V, 23 casing I, 24 winding stator core I, 25 stator core I, 26 rotor body, 27 permanent magnet, 28 casing II, 29 winding stator core II, 30 stator core II, 31 rotating shaft, 32 cast aluminum rotor and 33 rotor core.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1, a compound concentric dual-port dual-drive motor includes a first stator 11, a first rotor 12, a second stator 13, a second rotor 14, a front end cover 15, a rear end cover 16, a small end cover 17, a first bearing 18, a second bearing 19, a third bearing 20, a fourth bearing 21 and a fifth bearing 22, where the first stator 11 is composed of a first casing 23 and a first stator core 24 with windings, the first stator core 24 with windings is installed in the first casing 23, the first stator core 24 with windings is formed by winding a copper wire around the first stator core 25, the first stator core 25 is formed by laminating stator laminations, the first rotor 12 is composed of a rotor body 26 and a permanent magnet 27, the permanent magnet 27 is attached to an outer circle of the rotor body 26, an inner circle of the first bearing 18 and an inner circle of the second bearing 19 are respectively sleeved on the rotor body 26, an outer circle of the first bearing 18 and an outer circle of the second bearing 19 are respectively installed in the front end cover 15 and the rear end cover 16, the front end cover 15 and the rear end cover 16 are installed together with the first machine shell 23; the second stator 13 is composed of a second casing 28 and a second stator core 29 with windings, the second stator core 29 with windings is arranged in the second casing 28, the second stator core 29 with windings is formed by winding copper wires around the second stator core 30, the second stator core 30 is formed by laminating stator punching sheets, the second rotor 14 consists of a rotating shaft 31 and a cast aluminum rotor 32, the cast aluminum rotor 32 is sleeved on the rotating shaft 31, the cast aluminum rotor 32 is formed by injecting molten aluminum into a rotor core 33, the rotor core 33 is formed by laminating rotor sheets, the inner ring of the third bearing 20 and the inner ring of the fourth bearing 21 are respectively sleeved on the rotating shaft 31, the outer ring of the third bearing 20 and the outer ring of the fourth bearing 21 are respectively installed in the small end cover 17 and the rear end cover 16, and the small end cover 17 and the rear end cover 16 are installed with the second casing 28; the inner ring of the bearing five 22 is sleeved on the small end cover, and the outer ring of the bearing five 22 is attached to the inner wall of the rotor body 26; when the first wound stator core 24 is powered on, electromagnetic field reaction is generated with the first rotor 12 and torque is generated, the rotor body 26 rotates and outputs torque and rotating speed; when the second stator core 29 with windings is powered on, electromagnetic field induction is generated with the second rotor 14, torque is generated, the rotating shaft 31 rotates, and the torque and the rotating speed are output; the rotor body 26 extends out of the front end cover 15, the rotor body 26 is hollow, the rotating shafts 31 extend out of two ends respectively, one side of each rotating shaft penetrates through the small end cover 17 to extend out of the hollow hole of the rotor body 26, the other side of each rotating shaft extends out of the rear end cover 16, and the rotor body 26 and the rotating shafts 31 are two power output rotating shafts of the combined type concentric double-port double-drive motor.

Optionally, the permanent magnets 27 are embedded within the rotor body 26.

Alternatively, the cast aluminum rotor 32 is formed by injecting molten copper or other molten metal into the rotor core 33.

The above embodiment numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A composite concentric double-port double-drive motor is characterized by comprising a first stator, a first rotor, a second stator, a second rotor, a front end cover, a rear end cover, a small end cover, a first bearing, a second bearing, a third bearing, a fourth bearing and a fifth bearing, the first stator consists of a first casing and a first stator core with windings, the first stator core with windings is arranged in the first casing, the first stator core with windings is formed by winding a copper wire on a first stator core, the first stator core is formed by laminating stator punching sheets, the first rotor consists of a rotor body and permanent magnets, the permanent magnets are attached to the outer circle of the rotor body, the inner ring of the first bearing and the inner ring of the second bearing are respectively sleeved on the rotor body, the outer ring of the first bearing and the outer ring of the second bearing are respectively installed in the front end cover and the rear end cover, and the front end cover and the rear end cover are installed with the first casing together; the stator II comprises a machine shell II and a stator core II with a winding, the stator core II with the winding is arranged in the machine shell II, the stator core II with the winding is formed by winding a copper wire on the stator core II, the stator core II is formed by laminating stator punching sheets, the rotor II comprises a rotating shaft and a cast aluminum rotor, the cast aluminum rotor is sleeved on the rotating shaft, the cast aluminum rotor is formed by injecting molten aluminum into the rotor core, the rotor core is formed by laminating the rotor punching sheets, an inner ring of the bearing III and an inner ring of the bearing IV are respectively sleeved on the rotating shaft, an outer ring of the bearing III and an outer ring of the bearing IV are respectively arranged in the small end cover and the rear end cover, and the small end cover and the rear end cover are arranged together with the machine shell II; the inner ring of the bearing five is sleeved on the small end cover, and the outer ring of the bearing five is attached to the inner wall of the rotor body; when the first wound stator core is powered on, an electromagnetic field is generated with the rotor and torque is generated, the rotor body rotates and outputs torque and rotating speed; when the second stator core with the winding is powered on, electromagnetic field induction is generated between the second stator core with the winding and the second rotor core, torque is generated, and the rotating shaft rotates and outputs the torque and the rotating speed; the rotor body stretches out the front end cover, the rotor body is cavity, the pivot stretches out to both ends respectively, and one side passes little end cover follow the cavity hole of rotor body stretches out, and the opposite side stretches out the rear end cover, the rotor body with the pivot is promptly two power output pivot of the concentric double-port double-drive motor of combined type.

2. The compound concentric dual-port dual-drive motor as claimed in claim 1, wherein the permanent magnets are attached to the outer circle of the rotor body and can be replaced by embedding the permanent magnets in the rotor body.

3. The composite concentric dual-port dual-drive motor as claimed in claim 1, wherein the cast aluminum rotor is formed by injecting molten aluminum into a rotor core, and the cast aluminum rotor can be formed by injecting molten copper or other molten metal into the rotor core instead.