CN205945322U - Alternating current -direct current composition motor - Google Patents

Abstract

The utility model discloses an alternating current -direct current composition motor through putting AC motor and direct current motor together, forms the mutual switchover operation that has complementary advantages between two sets of motors, for preventing operation in -process magnetic field interference problem between two sets of motors, the bracket chooses for use the metal material that magnetism is little to complete, and two sets of motors by two controller control operation, are fit for using in the occasion under the different conditions respectively, and simple structure application scope is wide, for example. By the direct current motor operation that current motor controller starting torque is big when vehicle starting phase, the vehicle starts the AC motor operation that the rotational speed is high by alternating -current motor controller when needing high -speed the operation, control AC motor and direct current motor operation respectively through two mutual switchings of controller to reach the mesh that improves whole operating efficiency and energy -saving and speed -regulating.

Description

A kind of alternating/direct current combined electric machine

Technical field

The utility model is related to AC permanent magnet synchronous motor and brshless DC motor combination application technique field, and specially one Plant alternating/direct current combined electric machine.

Background technology

This is new to be to be improved according to the structure of AC permanent magnet synchronous motor and brshless DC motor, and former AC permanent-magnet is same The inside of step motor and brshless DC motor is all made up of three major parts respectively；1 stator winding；2 rotor permanent magnets；3 axles Hold；The operation logic of AC permanent magnet synchronous motor and brshless DC motor is to form magnetic field after switching on power in stator winding, The magnetic field force producing drives rotor permanent magnet operating, and rotor permanent magnet runs by bearing, AC permanent magnet synchronous motor and brushless Direct current generator is each advantageous in running, but there is also some shortcomings.By setting up one in casing internal after improving Individual inside casing and set up one group of bracket in rotating shaft, by using casing inside casing and bracket by AC permanent magnet synchronous motor and brushless Direct current generator is combined, and forms mutual switchover operation of having complementary advantages between two groups of motors, for preventing fortune between two groups of motors Magnetic interference problem during row, bracket is completed from the little metal material of magnetic, and two groups of motors are controlled by two respectively Device controls operation, such as run by the big brshless DC motor of DC motor controller detent torque when the vehicle launch stage, Start the high AC permanent magnet synchronous motor of rotating speed when vehicle needs to run up by AC motor control to run, by two Controller mutually switches and controls alternating current generator and direct current generator operating respectively, thus reaching raising overall operation efficiency and energy-conservation tune The purpose of speed.

Utility model content

The purpose of this utility model is to provide a kind of alternating/direct current combined electric machine, and it can effectively solve the problem that in background technology and deposits Problem.

For achieving the above object, the utility model provides following technical scheme：A kind of alternating/direct current combined electric machine structure；Described Alternating/direct current combined electric machine structure includes；Casing, casing inside casing, casing frame, casing bearing, Stator Windings of AC Motor, direct current Motor stator winding, rotating shaft, AC motor rotor permanent magnet, bracket tongue and groove, bracket, DC motor rotor permanent magnet, cover, Cover bearing, screw one, screw two, rotating shaft shelves cotter way；Told DC motor rotor permanent magnet is arranged on bracket； Told bracket is arranged in the side of AC motor rotor permanent magnet by bracket tongue and groove；Told AC motor rotor permanent magnetism Body and bracket are arranged in rotating shaft；One end of told rotating shaft is arranged in casing bearing；Told casing bearing setting In casing；Told casing internal is provided with casing inside casing and casing frame；The inner side of told casing inside casing is provided with friendship Stream motor stator winding is located at outside AC motor rotor permanent magnet；The inner side of told casing frame is provided with DC motor stator Winding is located at outside DC motor rotor permanent magnet；Told casing frame passes through screw one and screw two is arranged in machine Cover；Told cover is arranged on cover bearing；Told cover bearing is arranged in rotating shaft and is located at rotating shaft shelves cotter way one end.

Compared with prior art, the beneficial effects of the utility model are：By casing internal set up an inside casing and One group of bracket is set up on rotating shaft, by using casing inside casing and bracket by AC permanent magnet synchronous motor and brushless dc unit It is combined, form, between two groups of motors, mutual switchover operation of having complementary advantages, for preventing magnetic in running between two groups of motors Field interference problem, bracket is completed from the little metal material of magnetic, and two groups of motors control operation by two controllers respectively, Run by the big brshless DC motor of DC motor controller detent torque for example when the vehicle launch stage, when vehicle needs height Start the high AC permanent magnet synchronous motor of rotating speed by AC motor control during speed operating to run, mutually cut by two controllers Change and control alternating current generator and direct current generator operating respectively, thus reaching the purpose improving overall operation efficiency and energy-saving speed regulating；Whole Body structure is simple, practical it is easy to promote the use of.

Brief description

Fig. 1 is alternating/direct current combined electric machine structure chart of the present utility model；

Specific embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely description is it is clear that described embodiment is only a part of embodiment of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of making creative work The all other embodiment being obtained, broadly falls into the scope of the utility model protection.

Refer to Fig. 1, the utility model provides a kind of technical scheme：A kind of alternating/direct current combined electric machine, described alternating current-direct current group Close electric machine structure to include；Casing 1, casing inside casing 2, casing frame 3, casing bearing 4, Stator Windings of AC Motor 5, direct current generator Stator winding 6, rotating shaft 7, AC motor rotor permanent magnet 8, bracket tongue and groove 9, bracket 10, DC motor rotor permanent magnet 11, Cover 12, cover bearing 13, screw 1, screw 2 15, rotating shaft shelves cotter way 16；Told DC motor rotor permanent magnet 11 It is arranged on bracket 10；Told bracket 10 is arranged in the one of AC motor rotor permanent magnet 8 by bracket tongue and groove 9 Side；Told AC motor rotor permanent magnet 8 and bracket 10 are arranged in rotating shaft 7；One end of told rotating shaft 7 is arranged in In casing bearing 4；Told casing bearing 4 is arranged in casing 1；Told casing 1 is internally provided with casing inside casing 2 and casing Frame 3；The inner side of told casing inside casing 2 is provided with Stator Windings of AC Motor 5 and is located at outside AC motor rotor permanent magnet 8； The inner side of told casing frame 3 is provided with DC motor stator winding 6 and is located at outside DC motor rotor permanent magnet 11；Told machine Shell frame 3 passes through screw 1 and screw 2 15 is arranged on cover 12；Told cover 12 is arranged in cover On bearing 13；Told cover bearing 13 is arranged on the one end being located at rotating shaft shelves cotter way 16 in rotating shaft 7.

Action principle of the present utility model is：

By setting up an inside casing in casing internal and one group of bracket being set up on rotating shaft, by using casing inside casing and AC permanent magnet synchronous motor and brshless DC motor are combined by bracket, and being formed between two groups of motors has complementary advantages mutually cuts Change operation, for preventing magnetic interference problem in running between two groups of motors, bracket selects the little metal material of magnetic to make Complete, two groups of motors control operation by two controllers respectively, for example, opened by DC motor controller when the vehicle launch stage The big brshless DC motor of dynamic torque runs, and starts the high friendship of rotating speed when vehicle needs to run up by AC motor control Stream permagnetic synchronous motor runs, and is mutually switched by two controllers and controls alternating current generator and direct current generator operating respectively, thus Reach the purpose improving overall operation efficiency and energy-saving speed regulating.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with multiple changes in the case of without departing from principle of the present utility model and spirit, repair Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims (1)

1. a kind of alternating/direct current combined electric machine；Described alternating/direct current combined electric machine structure includes；Casing, casing inside casing, casing frame, machine Columella holds, Stator Windings of AC Motor, DC motor stator winding, rotating shaft, AC motor rotor permanent magnet, bracket tongue and groove, Bracket, DC motor rotor permanent magnet, cover, cover bearing, screw one, screw two, rotating shaft shelves cotter way；Told direct current Machine rotor permanent magnet is arranged on bracket；Told bracket is arranged in AC motor rotor permanent magnetism by bracket tongue and groove The side of body；Told AC motor rotor permanent magnet and bracket are arranged in rotating shaft；One end setting of told rotating shaft is in place In casing bearing；Told casing bearing is arranged in casing；Told casing internal is provided with casing inside casing and casing side Frame；The inner side of told casing inside casing is provided with Stator Windings of AC Motor and is located at outside AC motor rotor permanent magnet；Told machine The inner side of shell frame is provided with DC motor stator winding and is located at outside DC motor rotor permanent magnet；Told casing frame passes through Screw one and screw two are arranged on cover；Told cover is arranged on cover bearing；Told cover bearing It is arranged in rotating shaft and be located at rotating shaft shelves cotter way one end.