CN206135668U

CN206135668U - Array motor

Info

Publication number: CN206135668U
Application number: CN201621188709.XU
Authority: CN
Inventors: 陈斌黎
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-11-04
Filing date: 2016-11-04
Publication date: 2017-04-26
Anticipated expiration: 2026-11-04

Abstract

The utility model discloses array motor, which comprises a housing. Electric motor rotor, it includes permanent magnet and pivot, the pivot is passed through the bearing and is installed on the casing, be fixed with the permanent magnet in the pivot, the permanent magnet is equipped with the N+1 layer along the axial of pivot, every layer of permanent magnet 4M, and every layer permanent magnet along the circumference evenly distributed of pivot, connect through the yoke between the permanent magnet of top layer, connect through the yoke between the permanent magnet of bottom, armature winding, it includes the coil, the coil with the inner circumference of casing is fixed, the coil is followed the axial distribution N layer of pivot, 3M is individual for every layer line circle, every layer line circle centre gripping is between two -layer permanent magnet, the controller, it is used for the basis the position of permanent magnet changes the the direction of current flow of coil. The utility model discloses simple structure, with low costs, easy and simple to handle, break away from control device performance restriction.

Description

Array motor

Technical field

The utility model is related to a kind of motor, more particularly to a kind of brushless for axial magnetic field rare earth permanent magnet core-free Motor.

Background technology

Motor to be referred to and realize a kind of calutron that electric energy is changed according to the law of electromagnetic induction.

The Main Function of motor is to produce driving torque as household electrical appliance and the power source of various machineries.Disc type axial magnetic Field rare earth permanent magnet core-free brushless electric machine is to constitute double air gaps, armature slotless iron-core-free, by winding using birotor and single stator It is molded.Rotor is formed by high performance permanent magnetic materialses are bonding with steel plate.Main magnetic circuit from a magnetic pole, axially across air gap With another pole on the other side, circumferentially through rotor yoke, adjacent magnetic pole and axial air-gap is then passed through, finally along rotor yoke Portion closes.The rotor-position signal that controller is detected according to position sensor, triggers corresponding electronic switching element and supplies to armature Electricity, drives rotor rotation.

Disc type axial magnetic field rare earth permanent magnet core-free brushless electric machine is complicated due to winding manufacturing process, and rotor and stator clamp The structure of laminar is unfavorable for the manufacture and maintenance of heavy-duty motor.Central controlled motor, the pole of its power of motor are adopted simultaneously Value can directly be limited by the performance of control components and parts.

Therefore, a kind of axial magnetic field rare earth permanent magnet core-free that can break away from the restriction of control device performance is needed badly at present brushless Motor.

Utility model content

The technical problems to be solved in the utility model be to provide a kind of simple structure, low cost, it is easy to operate, break away from control The array motor that device performance is limited.

The utility model array motor, including casing；Rotor, it includes permanent magnet and rotating shaft, and the rotating shaft passes through Bearing is installed on the housing, is fixed with permanent magnet in rotating shaft, and the permanent magnet is axially arranged with N+1 layers along rotating shaft, per layer Permanent magnet 4M, per layer of permanent magnet is uniformly distributed along the circumference of rotating shaft, is connected by yoke between the permanent magnet of the top layer, Connected by yoke between the permanent magnet of the bottom；Armature winding, it includes coil, the inner circle of the coil and the casing Side face is fixed, and along the axial direction distribution N layers of the rotating shaft, per layer line circle 3M, every layer line circle is clamped in two-layer to the coil Between permanent magnet；Controller, it is used to change the sense of current of coil according to the position of the permanent magnet.

A kind of array motor of the utility model, wherein, the controller includes location sensitive magnet, position sensor, opens Control circuit is closed, the ON-OFF control circuit is connected with the position sensor, and the position sensor is provided with location sensitive magnetic Iron, the location sensitive magnet is used to sense the position of the permanent magnet.

A kind of array motor of the utility model, wherein, at least can be with 3 coils as a control unit.At most available M*N groups Identical controlling switch controls 3M*N coil.

A kind of array motor of the utility model, wherein, the M is 6 for 4, N.

The utility model array motor difference from prior art is the utility model array motor the utility model Have the effect that：1st, to have continued disc type axial magnetic field rare earth permanent magnet core-free brushless electric machine efficient simultaneously, simplify Winding manufacturing process, is greatly reduced the consumption of yoke.2nd, with upper and lower housing construction array motor manufacturing is facilitated in front and back And maintenance.3rd, the motor of same rotational speed is capable of achieving simple string in the tolerance range of axle, and axle connects, to improve output work Rate.4th, the restriction of the no longer controlled components and parts performance of power of motor is made using decentralised control, the demand of super high power is capable of achieving.

Array motor of the present utility model is described further below in conjunction with the accompanying drawings.

Description of the drawings

Fig. 1 is the schematic diagram of the permanent magnet of the rotor of array motor；

Fig. 2 is the schematic diagram of the coil of the armature winding of array motor；

Fig. 3 is the assembling schematic diagram of the permanent magnet with the coil of armature winding of the rotor of array motor；

Fig. 4 is the schematic diagram of the rotor of array motor；

Fig. 5 is the schematic diagram in the deviation warning portion of array motor；

Fig. 6 is the schematic diagram of the support of array motor.

Specific embodiment

Embodiment 1

As shown in figs. 1 to 6, referring to Fig. 3,4, the utility model array motor includes

Casing 100；

Rotor 200, it includes permanent magnet 201 and rotating shaft 202, and the rotating shaft 202 is arranged on the machine by bearing On shell 100, permanent magnet 201 is fixed with rotating shaft 202, the permanent magnet 201 is axially arranged with N+1 layers along rotating shaft 202, and per layer forever Magnet 2014M, per layer of permanent magnet 201 is uniformly distributed along the circumference of rotating shaft 202, leads between the permanent magnet 201 of the top layer Yoke connection is crossed, is connected by yoke between the permanent magnet 201 of the bottom；

Armature winding 300, it includes coil 301, and the coil 301 is fixed with the inner peripheral surface of the casing 100, described Along the axial direction distribution N layers of the rotating shaft 202, per layer line circle 3M, every layer line circle 301 is clamped in two-layer permanent magnetism to coil 301 Between body 201；

Controller, it is used to change the sense of current of coil 301 according to the position of the permanent magnet 201.

The utility model has the effect that：1st, disc type axial magnetic field rare earth permanent magnet core-free brushless electric machine height is being continued While efficiency, winding manufacturing process is simplified, the consumption of yoke is greatly reduced.2nd, it is convenient with upper and lower housing construction in front and back Array motor manufacturing and maintenance.3rd, the motor of same rotational speed is capable of achieving simple string in the tolerance range of axle, and axle connects Connect, to improve power output.4th, the restriction of the no longer controlled components and parts performance of power of motor is made using decentralised control, is capable of achieving super Powerful demand.

Preferably, the controller includes location sensitive magnet, position sensor, ON-OFF control circuit, the switch control Circuit processed is connected with the position sensor, and the position sensor is provided with location sensitive magnet, and the location sensitive magnet is used In the position for sensing the permanent magnet 201.

Preferably, at least can be with 3 coils as a control unit.At most available M*N group identicals controlling switch control 3M* N number of coil.

Wherein, the individual permanent magnets of rotor 4M* (N+1) and 3M*N coil constitute the motor array of a M*N, because M*N it is electric The running status of machine is completely the same, therefore can merge controlling switch to reduce the number of controlling switch by connection in series-parallel according to actual needs Amount.

Preferably, the M is 6 for 4, N.

Embodiment 2

Referring to Fig. 5, the present embodiment 2 is that the casing 100 is provided with the bearing with the difference of embodiment 1 Deviation warning portion 400, the deviation warning portion 400 include alarm gear 401, the first expansion link 411, the second expansion link 421, the One elastic rod 421, the second elastic rod 422；

The alarm gear 401 is sleeved on outside the rotating shaft 202, and the alarm gear 401 coordinates with the bearing clearance, The inner peripheral surface of the alarm gear 401 is provided with tooth, 0 ° of the excircle of the alarm gear 401, pass through first respectively at 90 ° Elastic rod 421, the second elastic rod 422 are connected with the casing 100,180 ° of the excircle of the alarm gear 401, at 270 ° It is connected with the casing 100 by second expansion link 421, the first expansion link 411 respectively；

Wherein, first expansion link 411 include the first mobile bar, the first rod set, the first guide rail, the first bayonet lock, first Permanent magnet, first coil, the first ammeter, one end of first mobile bar with 270 ° of the excircle of the alarm gear 401 Place's chain connection, first mobile bar is sleeved in first rod set, and the inner peripheral surface of first rod set is along its axial direction The first guide rail is provided with, the outer circumference surface of first mobile bar is radially provided with the first bayonet lock, and first bayonet lock is along described First guide rail is moved, and the other end of first mobile bar is provided with the first permanent magnet, and the inside of first rod set is provided with first Coil, the axis direction of the first coil overlaps with the axial direction of first mobile bar, the first coil with it is described First ammeter connects, and first ammeter is connected with the controller；

Second expansion link 421 includes the second mobile bar, the second rod set, the second guide rail, the second bayonet lock, the second permanent magnetism Iron, the second coil, the second ammeter, cut with scissors at one end of second mobile bar and 180 ° of the excircle of the alarm gear 401 Chain connects, and second mobile bar is sleeved in second rod set, and the inner peripheral surface of second rod set is axially arranged with along it Second guide rail, the outer circumference surface of second mobile bar is radially provided with the second bayonet lock, and second bayonet lock is along described second Guide rail is moved, and the other end of second mobile bar is provided with the second permanent magnet, and the inside of second rod set is provided with the second coil, The axis direction of second coil overlaps with the axial direction of second mobile bar, and second coil is electric with described second Table connects, and second ammeter is connected with the controller；

When the first ammeter, when showing electric current of the second ammeter, then it represents that deviation warning portion 400 sends alarm signal, control Device processed is by the power-off of coil 301.

The utility model senses the whether eccentric rotary of rotating shaft 202 by alarm gear 401, i.e. whether bearing loses circle, if Bearing loses circle, then the tooth of touching alarm gear 401 is just returned in rotating shaft 202, and alarm gear drives the first expansion link 411, second to stretch Bar 421 stretches, and the first expansion link 411, the first permanent magnet of the second expansion link 421 and first coil produce relative motion or second Permanent magnet and the second coil produce relative motion, produce electric current to reach warning effect, when controller receives alarm current, control The power-off of coil processed 301, so as to shut down replacing bearing.

Preferably, first expansion link 211, the second expansion link 221 are made up of nitrile rubber.

Preferably, referring to Fig. 6, the inner peripheral surface of the casing 100 is connected by support 500 with coil 301, the support 500 include first clamping plate 501, second clamping plate 502, the first guide pillar 503, the first slide block 504, the first engine 505, the first rotating disk 506th, clamping plate 507, square frame 508, the second slide block 509, fixed cover 510, the second fixed column 511 are oriented to；

The first clamping plate 501, second clamping plate 502 are fixed with the inner peripheral surface of the casing 100, the first clamping plate 501st, the line between second clamping plate 502 is parallel with the axis direction of the rotating shaft 202, the first clamping plate 501 and two One end of one guide pillar 503 is fixed, and the other end and the second clamping plate 502 of described two first guide pillars 503 are fixed, described two The first slide block 504 being moved along it is provided between first guide pillar 503, first slide block 504 is solid with first engine 505 Fixed, the output shaft of first engine 505 is fixed with first rotating disk 506, circumferential uniform point along it of first rotating disk 506 It is furnished with four guiding clamping plates 507, the axial direction of the length direction and the output shaft of first engine 505 for being oriented to clamping plate 507 Direction is parallel, and the inner side for being oriented to clamping plate 507 is provided with guide groove, and two relative supports of guiding clamping plate 507 are provided with along its guide groove Mobile square frame 508, side and second slide block 509 of close described first engine 505 of the square frame 508 are fixed, institute State the second slide block 509 to fix with two orthogonal square frames 508, the close described guiding clamping plate 507 of second slide block 509 Surface be fixed with the second engine, output shaft and the traveling gear of second engine are fixed, and the traveling wheel and rack is nibbled Close, the tooth bar is fixed with the guiding clamping plate 507, the tooth bar is configured along the length direction of the guiding clamping plate 507, described The surface away from first engine 505 of the second slide block 509 is fixed with one end of the second fixed column 511, and described second fixes The middle part of post 511 is fixed by fixed cover 510 with the square frame 508, the other end and the coil of second fixed column 511 301 fix；

Wherein, first slide block 504 is connected by tape handler with first guide pillar 503, the V belt translation machine Structure includes the first belt wheel, the second belt wheel, Timing Belt, the 3rd engine, and the first belt wheel, the second belt wheel are arranged on described by bearing On first guide pillar 503, the line between first belt wheel, the second belt wheel is parallel with the axis direction of first guide pillar 503, Timing Belt is set with outside first belt wheel, the second belt wheel, the 3rd engine is fixed with first guide pillar 503, and the described 3rd draws The output shaft held up is fixed with first belt wheel, and the Timing Belt is fixed with first slide block 504.

The utility model makes the transverse shifting that coil 301 can be in figure by tape handler, i.e. move along the axial direction of rotating shaft It is dynamic；Twist can coil 301 by the first engine 505；By way of traveling wheel and rack with moving winding 301 along figure Above-below direction is moved, i.e. moving radially along rotating shaft, so as in the rotating shaft eccentric motion, by the position for adjusting coil 301 Put, and for rotating shaft 202 is rectified a deviation, it is to avoid rotating shaft 202 excessively deviates and reduces the service life of array motor, additionally, going back Can entering wheel and rack by way of with moving winding 301 along the mode for moving radially of rotating shaft, adjust its phase with permanent magnet Adjust the distance, and adjust the size of magnetic force, so as to adjust the power output of rotating shaft.

Preferably, the controller is according to diameter A, number of turn B, M of coil 301, the N of the casing 100, as follows Rated voltage C is recommended in output；

Wherein, the unit of the diameter A of casing 100 is decimetre, and the unit of number of turn B of coil 301 is circle, and the unit of M, N is Individual, the unit of rated voltage C is volt.

The utility model can calculate an electric energy conversion efficiency highest volume according to its actual conditions by the way Voltage C is determined, so that this programme can better profit from electric energy.

Embodiment described above is only that preferred embodiment of the present utility model is described, not to this practicality New scope is defined, and on the premise of without departing from the utility model design spirit, those of ordinary skill in the art are to this Various modifications and improvement that the technical scheme of utility model is made, all should fall into the protection of the utility model claims determination In the range of.

Claims

1. a kind of array motor, it is characterised in that：Including

Casing (100)；

Rotor (200), it includes permanent magnet (201) and rotating shaft (202), and the rotating shaft (202) is arranged on institute by bearing State on casing (100), permanent magnet (201) is fixed with rotating shaft (202), the permanent magnet (201) sets along the axial direction of rotating shaft (202) There are N+1 layers, every layer permanent magnet (201) 4M, per layer of permanent magnet (201) is uniformly distributed along the circumference of rotating shaft (202), the top Connected by yoke between the permanent magnet (201) of layer, connected by yoke between the permanent magnet (201) of the bottom；

Armature winding (300), it includes coil (301), and the coil (301) is fixed with the inner peripheral surface of the casing (100), The coil (301) is distributed N layers along the axial direction of the rotating shaft (202), per layer line circle 3M, the clamping per layer line circle (301) Between two-layer permanent magnet (201)；

Controller, it is used to change the sense of current of coil (301) according to the position of the permanent magnet (201).

2. a kind of array motor according to claim 1, it is characterised in that the controller include location sensitive magnet, Position sensor, ON-OFF control circuit, the ON-OFF control circuit is connected with the position sensor, and the position sensor sets There is location sensitive magnet, the location sensitive magnet is used to sense the position of the permanent magnet (201).

3. a kind of array motor according to claim 2, it is characterised in that at least can with 3 coils as a control unit, At most available M*N group identicals controlling switch controls 3M*N coil.

4. a kind of array motor according to claim 3, it is characterised in that the M is 6 for 4, N.