CN102097905A

CN102097905A - Multi-functional motor

Info

Publication number: CN102097905A
Application number: CN2011100669591A
Authority: CN
Inventors: 刘荣坤
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-03-18
Filing date: 2011-03-18
Publication date: 2011-06-15

Abstract

The invention provides a multi-functional motor. The motor comprises stators, a first rotor shaft, first rotors, two end covers, other conventional motor accessories, second rotors and a rotor shaft fixing the second rotors, wherein the stators are arranged between the first rotors and the second rotors; micro yoke height or zero yoke height is set for the stator core; the two rotor shafts are respectively connected with the first rotors and the second rotors, respectively extend heads toward the outside of the end covers at the two sides of the motor body and are respectively connected with a mechanical transmission shaft needing power so as to provide power to the outside; the first rotors and the second rotors can interchange to respectively serve as the rotors of a generator and the rotors of an electric motor; and according to the reversibility principle of the electric motor and the generator, the two kinds of rotors can serve as the stators of the motor and the stators can serve as the rotors of the motor. The multi-functional motor has the following beneficial effects: the motor is used for composing the electric motor to be used; and the motor can not only serve as the generator which generates power normally but also serve as the electric motor when the machines need to be dragged to do work, thus realizing that one machine has multiple purposes, effectively saving the equipment cost and saving energy and reducing emission.

Description

A kind of multi-function motor

(1) technical field:

The present invention relates to a kind of motor designing technique of (comprising generator or motor), particularly a kind of high efficiency and multiduty multi-function motor belong to technical field of motors.

(2) background technology:

Single-phase and the multiphase generator that existing people use, when generating generally all is by the hydraulic turbine, steam turbine, fuel oil engine or other prime mover pulling electric generators generate electricity, the electricity that sends flows to electrical network or directly supplies with electric equipment and use, the generator is here only done single generating equipment and is used, and can not use as motor simultaneously, and often need use generator and motor in the actual life simultaneously, this just needs configuration generator and two kinds of devices of motor simultaneously, equipment drops into high, the electric energy that need import during operation or the electric energy of output are also big, the operating cost height, and cause the waste of the energy easily, do not meet the requirement of current environmental protection and energy-saving and emission-reduction.Therefore need a kind of equipment that can be simultaneously uses to satisfy this demand as generator and motor.

(3) summary of the invention:

The objective of the invention is to provide a kind of high efficiency and multiduty multi-function motor, feasiblely can utilize the same stator winding of motor (as generator) magnetic field exploitation to produce new-type generating and electronic all-in-one, make it can reach dual-use or multiduty effect, the generator that promptly both can make normal power generation uses, when needing the hitching machinery acting, can use as motor again.

Multi-function motor of the present invention is achieved in that described multi-function motor comprises stator, the first rotor axle and the first rotor, end cap and other conventional motor accessories, it is characterized in that: also comprise second rotor and second rotating shaft of fixing this rotor, the stator of described motor is in the centre of (being positioned at) above-mentioned two rotors, and described stator core only is provided with micro-yoke height or is set to zero yoke height (promptly not establishing the yoke height) (seeing Fig. 3 and Fig. 4 a, Fig. 4 b respectively).

For better technique effect, technical characterictic of the present invention can also be specially:

1. when being provided with micro-yoke when high, should be according to the motor of different size, the thickness that this trace yoke is high is made as 0.2-5mm.

2. the first rotor in described two rotors is as generator amature, and second rotor is as the rotor of motor, or second rotor in described two rotors is as the rotor of generator, and the first rotor is as the rotor of motor.

3. the interchangeable design of the rotor of generator amature and motor promptly can be with the rotor that is in the rotor of stator interior and is in the stator outside respectively as the rotor of generator amature and motor, or in contrast.

4. the rotating shaft of described two rotors (referring to first rotating shaft and second rotating shaft) is connected with these two rotors (referring to the first rotor and second rotor) respectively in body, the rotating shaft of two rotors is stretched out spindle nose toward the outside of body both sides end cap respectively, can be connected to provide power to the external world with the mechanical drive shaft that needs power respectively.

5. two end caps about the stator two ends of described motor are provided with, the stator of motor is that design and installation is on the inner face of left and right sides end cap, described right end cap is to be fixedly connected on a flange that is movably arranged in (existing by Bearing Installation) first rotating shaft to put, the described flange cover other end is connected with the end cap of motor body again, and another left end cap also is provided with bearings.

6. according to the principle of reversibility of stator and the interchangeable design of rotor and motor, generator, multi-function motor of the present utility model, its feature also is: described stator is as the rotor of motor, described two rotors are as the stator of motor, even the rotor of motor is in the centre of an internal stator and an external stator.

Multi-function motor of the present invention has following technique effect:

1. utilize same stator winding to play two functions, the cutting generator rotor field sends electricity in the stator core winding, constitutes generator; Same stator core winding cylindrical produces rotating magnetic field simultaneously and comes the acting of induction motor rotor rotation to constitute motor, reaches the purpose of a tractor serves several purposes.

2. utilize the exploitation of the same stator winding of generator magnetic field to produce new-type generating and electronic all-in-one, the generator that it both can make normal power generation uses, when needing the hitching machinery acting, can use as motor again, two shared stators of equipment and body (reaching the purpose of dual-use), device structure is simple, less investment.

3. when as the generator purposes, reach the purpose of dual-use by the same stator winding of generator, reduce leakage magnetic field and energy waste, improve the operating efficiency of generator, play the effect that the energy reaches energy-saving and emission-reduction that makes full use of.

4. when as the motor purposes, can utilize the rotating shaft (referring to that two are stretched out spindle nose laterally) of two rotors to provide power to the external world respectively, reach the purpose of a tractor serves several purposes.

(4) description of drawings:

Fig. 1 is the organigram of the embodiment of the invention.

Fig. 2 is the schematic diagram of conventional power generation usage machine stator silicon steel sheet.

Fig. 3 is the schematic diagram that generator unit stator of the present invention is established the high stator silicon steel sheet of micro-yoke.

Fig. 4 a and Fig. 4 b are the schematic diagrames that generator unit stator of the present invention is not established the high stator silicon steel sheet of yoke.

Among the figure, 1 is the first rotor axle of motor, and 2 is the first rotor of motor, 3 is motor stator, and 301 is the left end cap of motor stator, and 302 is the right end cap of motor stator, 4 is the flange cover, and 5 is second rotor of motor, and 501 is the left end cap of second rotor, 502 is the right end cap of second rotor, 6 is this machine body, and 601 is the left end cap of

body

6, and 602 is the right end cap of

body

6,7 is second armature spindle, and 8 is bearing.

(5) embodiment:

Below in conjunction with accompanying drawing one embodiment of the present of invention are done detailed description.

As shown in Figure 1, in the present embodiment, 2 is the first rotor of motor, the first rotor 2 is fixed on the first rotor axle 1 and is in the inside of

motor stator

3,4 is the flange cover, and 5 for second rotor of motor is in the outside of motor stator 3, and second rotor 5 of motor is connected with second armature spindle 7, the left side of second rotor 5 of motor is fixed on the left end cap 501, and the right side of second rotor 5 of motor is fixed on the right end cap 502.Each stretches out spindle nose for being connected use in the outside of two end caps 601,602 toward about the body 6 second armature spindle 7 of the first rotor axle 1 of described motor and motor.The right side of the stator 3 of described motor is fixed on the medial surface of right end cap 302 of motor stator 3, the lateral surface of the right end cap 302 of described stator 3 is connected with the inner face of flange cover 4, fixedly connected with body 6 again in the outer face of flange cover 4, fixedly connected with the left end cap of stator 301 in the left side of motor stator 3, described left end cap 301 is supported by bearing 8.Because body 6 is fixed, so the left end cap 301 of motor stator 3 and stator is also just fixing.

Fig. 2,3,4a, 4b draw respectively conventional motor stator silicon steel sheet and stator silicon steel sheet of the present invention.As shown in Figure 2, conventional stator silicon steel sheet is to be provided with required yoke height, and the stator silicon steel sheet of Fig. 3 is the yoke height that is provided with trace, and the stator silicon steel sheet among Fig. 4 a and the 4b is that not establish yoke high.

Therefore in the motor that has used the stator silicon steel sheet shown in Fig. 3 or Fig. 4 a and the 4b, its stator 3 peripheries are the energy magnetic conduction just, and added the rotor of a motor in the present embodiment in the periphery of stator 3, therefore the stator cylindrical can produce that rotating magnetic field is partly responded to simultaneously or the rotor rotation of induction motor entirely in generating, rotate thereby drive motor rotor shaft 5, make it form a motor.Thereby realize the purpose of dual-use.

Multi-function motor in the foregoing description is internal rotor generator and outer rotor motor, is in the first rotor 2 in the stator 3 as generator amature, and is in the second outer rotor 5 of stator 3 as motor rotor.According to the motor principle of reversibility, two rotors of generator and motor can adopt and exchange design, soon the first rotor 2 in the stator 3 is as motor rotor, and second rotor 5 outside the stator is promptly made the multi-function motor of outer rotor generator and inner rotor motor as generator amature with same stator winding.

Because stator silicon steel sheet of the present invention is micro-yoke height or zero yoke height, therefore high the or zero high processing of yoke of its micro-yoke for convenience can fixed by epoxy resin bonding between the stator silicon steel sheet or between stator silicon steel sheet and other stator components.

Adopt the multi-function motor of the technology of the present invention not only can be applied in the conventional single generator or the occasion of motor, can also be used in particular for needing simultaneously to use the occasion of generator and motor.To reduce equipment investment and operating cost, realize cost-effective effect.

Of the present invention not state part same as the prior art, the Therefore, omited.

Claims

1. multi-function motor, comprise stator (3), the first rotor axle (1) and the first rotor (2) and end cap and other conventional power generation usage machine parts, it is characterized in that: also comprise second rotor and about two end caps and fix second armature spindle (7) of this rotor, the stator of described motor (2) is in the centre of above-mentioned two rotors, and described stator core is provided with micro-yoke yoke height high or described stator core and is set to zero yoke height.

2. multi-function motor as claimed in claim 1 is characterized in that: according to the motor of different size, the high thickness of described micro-yoke is made as 0.2-5mm.

3. multi-function motor as claimed in claim 1 is characterized in that: the first rotor (2) in described two rotors is as the rotor of generator, and second rotor (5) is as the rotor of motor.

4. multi-function motor as claimed in claim 1 is characterized in that: the first rotor (2) in described two rotors is as the rotor of motor, and second rotor (5) is as the rotor of generator.

5. multi-function motor as claimed in claim 1 is characterized in that: the armature spindle of described two rotors is connected with two rotors respectively and stretches out spindle nose and can provide power to the external world respectively toward the outside of body left and right sides end cap (601) and (602) respectively.

6. multi-function motor as claimed in claim 1, it is characterized in that: the right side of the stator of described motor (3) is installed on the medial surface of right end cap (302) of stator (3), right end cap (302) lateral surface of stator (3) is connected with the inner face of flange cover (4), the outer face of flange cover (4) is connected with body (6) again, and the left end cap (301) of stator (3) is supported by bearing (8).

7. multi-function motor as claimed in claim 1 is characterized in that: can be fixed by epoxy resin bonding between described stator silicon steel sheet or between stator silicon steel sheet and other stator components.

8. multi-function motor as claimed in claim 1 is characterized in that: according to stator and interchangeable design of rotor and principle of reversibility, the rotor of motor is between two stators, and both the rotor of motor was in the centre of an internal stator and an external stator.