CN106817004A - Brushless single phase motor - Google Patents

Brushless single phase motor Download PDF

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Publication number
CN106817004A
CN106817004A CN201510867364.4A CN201510867364A CN106817004A CN 106817004 A CN106817004 A CN 106817004A CN 201510867364 A CN201510867364 A CN 201510867364A CN 106817004 A CN106817004 A CN 106817004A
Authority
CN
China
Prior art keywords
single phase
rotor
brushless single
winding
phase motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510867364.4A
Other languages
Chinese (zh)
Inventor
李越
周垂有
王勇
李勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson Electric Shenzhen Co Ltd
Original Assignee
Johnson Electric Shenzhen Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson Electric Shenzhen Co Ltd filed Critical Johnson Electric Shenzhen Co Ltd
Priority to CN201510867364.4A priority Critical patent/CN106817004A/en
Priority to US15/201,014 priority patent/US10498181B2/en
Priority to DE102016115586.1A priority patent/DE102016115586A1/en
Priority to DE202016104603.3U priority patent/DE202016104603U1/en
Priority to DE202016104602.5U priority patent/DE202016104602U1/en
Priority to DE202016104601.7U priority patent/DE202016104601U1/en
Priority to BR102016019675-2A priority patent/BR102016019675A2/en
Priority to DE202016104654.8U priority patent/DE202016104654U1/en
Priority to BR102016019647A priority patent/BR102016019647A2/en
Priority to EP16185630.7A priority patent/EP3136563A1/en
Priority to BR102016019673-6A priority patent/BR102016019673A2/en
Priority to EP16185673.7A priority patent/EP3136547A1/en
Priority to EP16185626.5A priority patent/EP3136569A1/en
Priority to MX2016011119A priority patent/MX2016011119A/en
Priority to MX2016011117A priority patent/MX2016011117A/en
Priority to MX2016011116A priority patent/MX2016011116A/en
Priority to KR1020160109367A priority patent/KR20170026259A/en
Priority to US15/248,829 priority patent/US20160365756A1/en
Priority to MX2016011133A priority patent/MX2016011133A/en
Priority to US15/249,207 priority patent/US10734850B2/en
Priority to US15/249,159 priority patent/US20160365782A1/en
Priority to KR1020160109369A priority patent/KR20170026261A/en
Priority to TW105213088U priority patent/TWM542286U/en
Priority to US15/248,460 priority patent/US10454354B2/en
Priority to KR1020160109368A priority patent/KR20170026260A/en
Priority to KR1020160109374A priority patent/KR20170026262A/en
Priority to BR102016019796-1A priority patent/BR102016019796A2/en
Priority to JP2016166863A priority patent/JP2017055643A/en
Priority to JP2016166860A priority patent/JP2017079585A/en
Priority to JP2016166862A priority patent/JP2017079587A/en
Priority to JP2016166861A priority patent/JP2017079586A/en
Priority to JP2017000144U priority patent/JP3210427U/en
Priority to JP2017000143U priority patent/JP3210426U/en
Priority to JP2017000288U priority patent/JP3209793U/en
Priority to JP2017000289U priority patent/JP3210428U/en
Publication of CN106817004A publication Critical patent/CN106817004A/en
Pending legal-status Critical Current

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Abstract

The present invention provides a kind of brushless single phase motor, including stator and can relative stator rotation rotor;The stator includes stator core and the winding being set around on the stator core, the internal ring portion of radial inner end connection of the stator core including outer portion, some winding sections inwardly stretched out from the outer portion and some winding sections, the winding is set around on corresponding winding section;The rotor is contained in the internal ring portion, and forming air gap between the pole shoe and rotor can be relative to stator rotation in order to rotor;Outer portion between the adjacent winding section is provided with breach and the contiguous block mutually agreed with the breach.Single brush that the present invention is provided sets breach to facilitate coiling without phase motor by the outer portion of stator core, improves winding efficiency.

Description

Brushless single phase motor
Technical field
The present invention relates to a kind of brushless single phase motor, more particularly to a kind of stator core with split-type structural Brushless single phase motor.
Background technology
The motor stator core of the brushless single phase motor of prior art uses monolithic construction, i.e. stator core Outer portion and teeth portion are molded as one formula structure simultaneously, and notch is set between the pole shoe of adjacent fingers.Using notch Winding is difficult quickly to carry out around teeth portion, the brushless single phase motor of this kind of structure, the winding of winding is located at, and Because the presence of notch can cause motor to produce larger location torque, so as to produce vibrations and noise.And And, being restricted by notch, positioning starting angle is small, starts poor reliability.
In view of this, the present invention is intended to provide a kind of new is easy to coiling and can improve the list for starting reliability Phase brushless electric machine.
The content of the invention
The present invention provides a kind of brushless single phase motor, including stator and can relative stator rotation rotor;It is described Stator includes stator core and the winding being set around on the stator core, and the stator core includes outer shroud The radial inner end connection in portion, some winding sections inwardly stretched out from the outer portion and some winding sections Internal ring portion, the winding is set around on corresponding winding section;The rotor is contained in the internal ring portion, Air gap is formed between the pole shoe and rotor;It is characterized in that:Outer shroud between the adjacent winding section Portion is provided with breach and the contiguous block that can mutually agree with the breach for coiling.
As a modification of the present invention scheme, breach in the adjacent contiguous block and the outer portion Composition surface is provided with concaveconvex structure.
Used as a modification of the present invention scheme, the outer portion positioned at the breach two ends is provided with groove, institute The two ends for stating contiguous block are provided with fin with the groove match.
Used as a modification of the present invention scheme, the outer portion positioned at the breach two ends is provided with fin, institute The two ends for stating contiguous block are provided with groove with the groove match.
Used as a modification of the present invention scheme, the contiguous block is made up of the material with magnetic property.
Used as a modification of the present invention scheme, the contiguous block is passed through by the contiguous block chip of some each overlaps The button riveting of rice position is together or by being welded together.
Used as a modification of the present invention scheme, the part that the internal ring portion is located between adjacent winding section sets magnetic Bridge, each magnetic bridge is located at the centre position of corresponding two adjacent winding sections.
Used as a modification of the present invention scheme, the inner peripheral surface of the internal ring portion is located on a periphery.
Used as a modification of the present invention scheme, the internal ring portion axially sets through hole at correspondence magnetic bridge along motor Or set groove in outer surface.
As a modification of the present invention scheme, magnetic resistance of the magnetic bridge in the centre position of two adjacent winding sections It is maximum.
Used as a modification of the present invention scheme, the internal ring portion between the adjacent winding section is provided with location hole Groove, the positioning hole groove is formed along the axially consecutive formation or interval of motor, and each described positioning hole groove Distance to the two neighboring winding section is differed.
As a modification of the present invention scheme, the pole of the quantity of the positioning hole groove and the annular permanent magnet pole Number is equal.
As a modification of the present invention scheme, the positioning hole groove be located at the outer surface of the internal ring portion with Between inner peripheral surface.
As a modification of the present invention scheme, interior weekly form of the positioning hole groove exposed to the internal ring portion Face.
Used as a modification of the present invention scheme, the part that the internal ring portion is located between adjacent winding section sets magnetic Bridge;Magnetic resistance of the internal ring portion at the magnetic bridge is more than the magnetic resistance at the positioning hole groove.
Used as a modification of the present invention scheme, the rotor includes rotor magnetic core and along rotor magnetic core week To the permanent-magnet pole for setting;The outer surface of the rotor core is provided with some axially extending grooves, and each is recessed Groove is located at two boundarys of permanent-magnet pole.
Used as a modification of the present invention scheme, each described permanent-magnet pole is formed by one piece of permanent magnet.
As a modification of the present invention scheme, the distance of the outer surface of each permanent-magnet pole to rotor axis from Its circumferential center is gradually reduced toward circumference both sides.
As another alternative of the invention, the distance of the outer surface of each permanent-magnet pole to rotor axis It is equal.
Brushless single phase motor of the invention, sets breach, and use connection by the outer portion of stator core Block fills the breach, and causes that winding of the winding on winding section is more convenient, improves winding efficiency.
In order to be able to be further understood that feature of the invention and technology contents, refer to below in connection with the present invention Detailed description and accompanying drawing, but institute's accompanying drawing only provide with reference to and explanation use, not for being subject to the present invention Limitation.
Brief description of the drawings
Fig. 1 is the schematic diagram of the brushless single phase motor of first embodiment of the invention;
Fig. 2 is the schematic diagram after brushless single phase motor shown in Fig. 1 removes shell;
Fig. 3 is the simplification after brushless single phase motor shown in Fig. 1 removes shell, stator winding, rotor shaft etc. Schematic diagram.
Fig. 4 is the rotor magnetic core and its schematic diagram of permanent magnet of the brushless single phase motor shown in Fig. 1.
Fig. 5 is the schematic diagram of the stator core of the brushless single phase motor shown in Fig. 1.
Fig. 6 is the schematic diagram of the stator core of second embodiment of the invention.
Fig. 7 is the rotor magnetic core of second embodiment of the invention and its schematic diagram of permanent magnet.
Fig. 8 is the rotor magnetic core of third embodiment of the invention and its schematic diagram of permanent magnet.
Fig. 9 is the schematic diagram of the stator core of third embodiment of the invention.
Specific embodiment
Below in conjunction with the accompanying drawings, described in detail by specific embodiment of the invention, skill of the invention will be made Art scheme and other beneficial effects are apparent.Accompanying drawing is only provided to be used with reference to explanation, not for this hair It is bright to be any limitation as.The size shown in accompanying drawing is intended merely to facilitate clear description, and does not limit ratio pass System.
First embodiment
Refer to Fig. 1 to Fig. 5, the brushless single phase motor 10 that the present invention is provided includes stator 20 and can relative stator The rotor 50 of rotation.
The stator includes the cylindrical case 21 of one end open, is installed to the end cap 23 of the openend of shell 21, installs The stator core 30 being made up of such as iron of the soft magnetic material with magnetic property in shell 21, be installed to it is fixed The insulation coil holder 40 of sub- magnetic core 30 and the winding 39 for being set around on stator core and being supported by insulation coil holder 40.Should Stator core 30 includes outer portion 31, inwardly stretch out from outer portion 31 some winding sections 33, from winding section 33 The pole shoe 35 that radial inner end is stretched out to circumferential both sides.Pole shoe 35 is joined together to form the inner ring of stator core Portion.Outer portion between adjacent winding section 33 is provided with breach 311, to facilitate in winding section around formulation Sub- winding.Also include the contiguous block 32 that can mutually agree with the breach 311, contiguous block 32 is used to fill described lacking Mouth 311 and magnetic conduction, it is preferable that the contiguous block 32 is identical with the material of stator core 30.The winding of winding 39 In on corresponding winding section 33, isolated by insulation coil holder 40 between winding 39 and stator core 30.
Rotor 50 is contained in the space that the internal ring portion of some winding sections is surrounded, and rotor 50 was included along rotor week To several permanent-magnet poles 55 being made up of permanent magnet for setting, the outer surface of each permanent-magnet pole is cambered surface, Preferably, the outer surface of each permanent-magnet pole to the distance of rotor axis from its circumferential center toward circumference both sides by It is decrescence small so as to form symmetrical non-homogeneous air gap 41 between the permanent-magnet pole 55 and the inner peripheral surface of pole shoe.It is preferred that Ground, symmetrical non-homogeneous air gap maximum gauge is more than 1.5 times of its minimum thickness.
In the present embodiment, as shown in figure 4, each permanent-magnet pole 55 is formed by one piece of permanent magnet 56, rotor 50 Also include the rotor magnetic core 53 being made up of the soft magnetic material with magnetic property, the permanent magnet 56 is installed to and turns The outer surface of sub- magnetic core 53;The outer surface of rotor magnetic core is provided with some axially extending grooves 54, each Groove 54 is located at two boundarys of permanent-magnet pole 55, to reduce magnetic dispersion.To make the permanent-magnet pole 55 with pole shoe Inner peripheral surface forms symmetrical non-homogeneous air gap 41, specifically, outer surface and the pole shoe 35 of rotor magnetic core 53 Inner peripheral surface is concentric circles;And the thickness of permanent magnet 56 is gradually reduced from circumferential center to two ends.Replaced one In scheme, permanent-magnet pole 55 can also be formed by a monoblock permanent magnet.
Rotor 50 also includes rotating shaft 51, and rotating shaft 51 is through rotor magnetic core 53 and is secured to together.Rotating shaft 51 One end the end cap of stator is installed to by bearing 24, the other end is installed to the cylinder of stator by another bearing The bottom of shape shell 21, so as to realize that rotor can be relative to stator rotation.Ring portion alleged by the present invention refers to edge The enclosed construction of circumferentially continuous extension.
Refer to Fig. 5, the composition surface of the breach in the adjacent contiguous block and the outer portion is provided with concavo-convex Structure.Specifically, the outer portion 31 in the present embodiment positioned at breach two ends is provided with groove 312, the company The two ends for connecing block 32 are provided with fin 321 with the groove match.Specifically, the groove 312 is along motor axial direction Set so that the breach 311 is in cross, and contiguous block 32 coordinates with the cross breach, also in cross Type.When breach 311 is not used contiguous block 32 in opened condition, it is convenient to which winding 39 is set around into phase On the winding section 33 answered, after the completion of winding, the fin 321 of contiguous block 32 is embedded in positioned at the outer of breach two ends In groove 312 in ring portion 31 so that outer portion 31 forms a closed loop configuration.In the present embodiment, Outer portion sets a breach between each two winding section and (that is, just sets one every a winding section to lack Mouthful), a breach is arranged on the zone line of the outer portion between adjacent winding section, facilitate both sides around Line portion completes the winding of winding.If an element is when around two winding sections in stator winding, it is also possible to every Every two winding sections, one breach is set.The contiguous block chip that contiguous block can be overlapped by several is by detaining riveting Connect or formed by being welded together.
Preferably, winding section 33 is distributed along motor circumference uniform intervals;The footpath of the pole shoe 35 of some winding sections 33 Inside end surfaces are located on the concentric circles with the center of rotor 50 as the center of circle, and those some winding sections pole shoe 35 connect into an internal ring portion for closure.The part that the internal ring portion is located between adjacent winding section 33 sets magnetic bridge 36, magnetic bridge 36 has larger magnetic resistance.Preferably, magnetic bridge 36 is located in corresponding two adjacent winding sections Between position.
In the present embodiment, radial thickness of the internal ring portion at magnetic bridge 36 is thick less than the radial direction at other positions of internal ring portion Degree, so as to increased the magnetic resistance of magnetic bridge 36.Specifically, the outer surface in internal ring portion corresponds to the area of magnetic bridge 36 Domain forms groove 37, and the shape of groove 37 can be other any shapes such as circular arc, square.Groove 37 Number is more than 1, e.g. 3.Magnetic bridge has maximum magnetic resistance in two adjacent winding section middle positions, For example, when each magnetic bridge has 3 grooves, the groove further away from winding section 33 has bigger size; That is, groove from winding section 33 more close to, its size (especially radially depth) is smaller, groove from around Line portion 33 is more remote, and its size (especially radially depth) is bigger;Because magnetic bridge 36 is located at being located at for internal ring portion Between adjacent winding section 33, therefore, the size of the groove in the middle of adjacent winding section is maximum.
In the present embodiment, the pole shoe 35 between the adjacent winding section is provided with positioning hole groove 38, positioning hole groove 38 number is equal with the number of poles of the number of poles of stator, annular permanent magnet pole, is in the present embodiment 4.This reality Apply in example, stator winding uses centralized winding, therefore, winding section quantity is equal to the number of poles of stator.Replacing Change in scheme, each element of stator winding is across around several winding sections, but one the one of element correspondence stator Individual magnetic pole, in the case of this kind, winding section quantity can be the integral multiple of stator poles, such as 2 times, 3 times Deng.
In the present embodiment, positioning hole groove 38 along motor axial direction interval setting, and positioned at the pole by some winding sections In the inner peripheral surface of the internal ring portion that boots are formed by connecting.In an alternative, the positioning hole groove 38 is along motor Axially consecutive setting.Preferably, each positioning hole groove 38 is differed to the distance of two neighboring winding section, fixed Position hole slot 38 deflects towards one of them of winding section, the adjacent coiling of center deviation wherein of positioning hole groove 38 45 degree to the 135 degree electrical angles of symmetrical centre in portion.I.e.:It is straight with rotor center by the center of positioning hole groove 38 There is angle Q between line L1 and the symmetrical centre L2 of adjacent winding section 33.
When motor is in unpowered state, differential gap between rotor adjacent pole just determining to pole shoe 35 respectively Position hole slot 38, rather than the symmetrical centre just to two neighboring winding section 33.Therefore, above-mentioned L1 and L2 institutes The angle of formation is also referred to as starting angle.In the present embodiment, the startup angle is more than 45 degree of electrical angles and is less than 135 degree of electrical angles, when motor stator winding passes to the electric current in a direction, rotor 50 can be opened from a direction It is dynamic;When motor stator winding passes to rightabout electric current, rotor 50 can be opened the other way around It is dynamic.It is to be appreciated that being equal to 90 degree of electrical angles (namely the center of rotor magnetic pole and adjacent coiling angle is started The symmetrical centre in portion 33 overlaps) when, rotor 50 is all easier towards both direction startup, namely is easiest to reality Existing twocouese starts.When starting angle and deviateing 90 degree electrical angles, rotor starts meeting than towards another towards a wherein direction The startup of one direction is easier to.Present inventor has found through many experiments, when startup angle is in 45 degree of electrical angles During to 135 degree of electrical angle scopes, the reliability that rotor starts towards both direction is all relatively good.
Second embodiment
Fig. 6 is refer to, in the present embodiment, the composition surface of the breach in adjacent contiguous block and outer portion is same Sample is provided with concaveconvex structure, and unlike first embodiment, in the present embodiment, positioned at the outer of breach two ends Ring portion 31 is provided with fin 314, and the two ends of the contiguous block 34 are provided with the groove matched with the fin 314 341.Specifically, the fin 314 is axially arranged along motor so that the breach 313 is in H types, contiguous block 34 Coordinate with the H types breach, also in H types.When breach 313 is not used contiguous block 34 in opened condition, Winding 39 is set around on corresponding winding section 33, after the completion of winding, the groove 341 of contiguous block 34 is stuck in In the fin 314 in the outer portion 31 at breach two ends so that outer portion 31 forms a closed ring junction Structure.The number that the present invention is not pointed to the breach of the outer portion between adjacent winding section is limited, and usually one Individual or two, as one in the present embodiment, a breach is arranged on the outer shroud between adjacent winding section The zone line in portion, facilitates the winding of the winding section completion winding of both sides;When there is two breach, this two The winding section that breach can close on both sides is set.Because in the specific implementation, the stator core 30 is by magnetic conduction material Material is made, for example, be axially laminated along motor by magnetic conduction chip (industry is often with silicon steel sheet);Therefore connect Block can also be riveted together or by being welded to connect one by the contiguous block chip of some each overlaps by rice position button Rise.
Fig. 7 is refer to, the permanent-magnet pole 75 in the present embodiment is formed by some pieces of permanent magnets 76, e.g. 4 Block.The outer surface of the rotor magnetic core 73 is provided with some axially extending grooves 74, and each groove 74 is located at two The boundary of individual permanent magnet 76, to reduce magnetic dispersion.The some pieces of permanent magnets 76 are installed to rotor magnetic core 73 Outer surface;Now, the inner surface of pole shoe 35 is located on the concentric circles with the center of rotor 70 as the center of circle;It is all The outer surface of permanent magnet 76 surround it is cylindric and on another concentric circles with the center of rotor 70 as the center of circle, So as to form even air gap between stator pole shoes 35 and rotor.Preferably, permanent magnet 76 is uniform thickness 's.
3rd embodiment
Fig. 8 is refer to, in the present embodiment, rotor 80 includes rotor magnetic core 83 and circumferentially disposed along rotor The inner peripheral surface of annular permanent magnet pole 85, the outer surface of the annular permanent magnet pole 85 and the internal ring portion surrounded by pole shoe With one heart, so that air gap therebetween is even air gap.Specifically, the inner surface of the pole shoe is located to turn Sub 80 centers on the concentric circles in the center of circle, the outer surface 58 of annular permanent magnet pole 85 is cylindrical, and positioned at The center of rotor 80 is on the concentric circles in the center of circle, i.e. pole shoe inner peripheral surface is same with the outer surface of permanent-magnet pole 85 The heart, so as to form even air gap between pole shoe inner peripheral surface, permanent-magnet pole outer surface.
Annular permanent magnet pole 85 can be formed by one piece of annular permanent magnet 88, and annular permanent magnet 88 is installed to rotor magnetic The outer surface of core 83;The outer surface of the rotor magnetic core is provided with some axially extending grooves 84, and each is recessed Groove 84 is located at two boundarys of permanent-magnet pole, to reduce magnetic dispersion.
Referring again to Fig. 9, in the present embodiment, in the region shape of the outer surface correspondence magnetic bridge 36 of pole shoe 35 Into through hole 42, the number of through hole 42 can be one or more.Magnetic bridge is in two adjacent winding section middle positions With maximum magnetic resistance, for example, when each magnetic bridge has 3 through holes, the through hole further away from winding section 33 has There is bigger size;That is, through hole from winding section 33 more close to, (especially through hole is straight for its size Footpath) it is smaller, through hole from winding section 33 more away from, its size (the especially diameter of through hole) is bigger;Due to magnetic Bridge 36 be located at internal ring portion between adjacent winding section 33, therefore, the through hole in the middle of adjacent winding section Diameter it is maximum.Single brush that the present invention is provided sets breach without phase motor by the outer portion in stator core, And the breach is filled using contiguous block, and cause that winding of the winding on winding section is more convenient, there is provided coiling is imitated Rate is high;Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all at this Any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in this hair Within bright protection domain.

Claims (16)

1. a kind of brushless single phase motor, including stator and can relative stator rotation rotor;The stator bag Include stator core and the winding being set around on the stator core, the stator core include outer portion, from It is interior that some winding sections and the radial inner end of some winding sections that the outer portion is inwardly stretched out connect Ring portion, the winding is set around on corresponding winding section;The rotor includes some permanent-magnet poles, if described Dry permanent-magnet pole is contained in the internal ring portion, and air gap is formed between the pole shoe and rotor;Its feature exists In:Outer portion between the adjacent winding section be provided with for coiling breach and can with it is described The contiguous block that breach mutually agrees with.
2. brushless single phase motor as claimed in claim 1, it is characterised in that the adjacent contiguous block Composition surface with the breach in the outer portion is provided with concaveconvex structure.
3. brushless single phase motor as claimed in claim 2, it is characterised in that positioned at the breach two ends Outer portion be provided with groove, the two ends of the contiguous block are provided with the fin with the groove match;Or Outer portion positioned at the breach two ends is provided with fin, and the two ends of the contiguous block are provided with and the groove The groove for matching.
4. brushless single phase motor as claimed in claim 3, it is characterised in that the contiguous block has leads Magnetic property.
5. brushless single phase motor as claimed in claim 1, it is characterised in that the contiguous block is by some The contiguous block chip button of overlap is riveted together or is welded together.
6. brushless single phase motor as claimed in claim 1, it is characterised in that the internal ring portion is located at phase Part between adjacent winding section sets magnetic bridge, and each magnetic bridge is located at the interposition of corresponding two adjacent winding sections Put.
7. brushless single phase motor as claimed in claim 1, it is characterised in that the inner circumferential of the internal ring portion Surface is located on same periphery.
8. brushless single phase motor as claimed in claim 6, it is characterised in that the internal ring portion is in correspondence Along motor through hole axially being set at magnetic bridge or setting groove in outer surface, the magnetic bridge is in two adjacent winding sections The magnetic resistance in centre position is maximum.
9. brushless single phase motor as claimed in claim 1, it is characterised in that the adjacent winding section it Between internal ring portion be provided with positioning hole groove, the positioning hole groove is along the axially consecutive formation of motor or interval Formed, and each described positioning hole groove is differed to the distance of the two neighboring winding section.
10. brushless single phase motor as claimed in claim 9, it is characterised in that the number of the positioning hole groove Amount is equal with the number of poles of the annular permanent magnet pole.
11. brushless single phase motors as claimed in claim 9, it is characterised in that the positioning hole groove is located at Between the outer surface and inner peripheral surface of the internal ring portion.
12. brushless single phase motors as claimed in claim 9, it is characterised in that the positioning hole groove exposure In the inner peripheral surface of the internal ring portion.
13. brushless single phase motors as claimed in claim 9, it is characterised in that the internal ring portion is located at phase Part between adjacent winding section sets magnetic bridge;Magnetic resistance of the internal ring portion at the magnetic bridge is more than the positioning Magnetic resistance at hole slot.
14. brushless single phase motors as claimed in claim 1, it is characterised in that the outside of each permanent-magnet pole Surface to the distance of rotor axis is gradually reduced from its circumferential center toward circumference both sides.
15. brushless single phase motors as claimed in claim 1, it is characterised in that the outside of each permanent-magnet pole Surface is equal to the distance of rotor axis.
The 16. brushless single phase motor as described in claims 14 or 15, it is characterised in that the rotor bag Rotor magnetic core is included, some permanent-magnet poles are arranged at the outer surface of rotor magnetic core;Outside the rotor core Perimeter surface is provided with some axially extending grooves, and each groove is located at two boundarys of permanent-magnet pole.
CN201510867364.4A 2013-08-09 2015-11-27 Brushless single phase motor Pending CN106817004A (en)

Priority Applications (35)

Application Number Priority Date Filing Date Title
CN201510867364.4A CN106817004A (en) 2015-11-27 2015-11-27 Brushless single phase motor
US15/201,014 US10498181B2 (en) 2013-08-09 2016-07-01 Motor and method for using and making the same
DE102016115586.1A DE102016115586A1 (en) 2015-08-28 2016-08-23 single-phase motor
DE202016104603.3U DE202016104603U1 (en) 2015-08-28 2016-08-23 engine
DE202016104602.5U DE202016104602U1 (en) 2015-08-28 2016-08-23 engine
DE202016104601.7U DE202016104601U1 (en) 2015-08-28 2016-08-23 Single-phase motor
BR102016019675-2A BR102016019675A2 (en) 2015-08-28 2016-08-25 MOTOR, AND, METHOD FOR MANUFACTURING A MOTOR STATOR
DE202016104654.8U DE202016104654U1 (en) 2015-08-28 2016-08-25 Single-phase motor
BR102016019647A BR102016019647A2 (en) 2015-08-28 2016-08-25 single phase motor
EP16185630.7A EP3136563A1 (en) 2015-08-28 2016-08-25 Motor and method for using and making the same
BR102016019673-6A BR102016019673A2 (en) 2015-08-28 2016-08-25 MOTOR, AND, METHOD FOR MANUFACTURING A MOTOR STATOR
EP16185673.7A EP3136547A1 (en) 2015-08-28 2016-08-25 Single phase motor
EP16185626.5A EP3136569A1 (en) 2015-08-28 2016-08-25 Motor and method for using and making the same
MX2016011119A MX2016011119A (en) 2015-08-28 2016-08-25 Motor and method for using and making the same.
MX2016011117A MX2016011117A (en) 2015-08-28 2016-08-25 Motor and method for using and making the same.
MX2016011116A MX2016011116A (en) 2015-08-28 2016-08-25 Motor.
KR1020160109367A KR20170026259A (en) 2015-08-28 2016-08-26 Motor
US15/248,829 US20160365756A1 (en) 2013-08-09 2016-08-26 Motor and method for using and making the same
MX2016011133A MX2016011133A (en) 2015-08-28 2016-08-26 Single phase motor.
US15/249,207 US10734850B2 (en) 2013-08-09 2016-08-26 Single-phase motor
US15/249,159 US20160365782A1 (en) 2013-08-09 2016-08-26 Motor and method for using and making the same
KR1020160109369A KR20170026261A (en) 2015-08-28 2016-08-26 Motor and method for using and making the same
TW105213088U TWM542286U (en) 2015-08-28 2016-08-26 Single-phase brushless motor
US15/248,460 US10454354B2 (en) 2013-08-09 2016-08-26 Single phase motor
KR1020160109368A KR20170026260A (en) 2015-08-28 2016-08-26 Motor and method for using and making the same
KR1020160109374A KR20170026262A (en) 2015-08-28 2016-08-26 Motor
BR102016019796-1A BR102016019796A2 (en) 2015-08-28 2016-08-26 SINGLE-PHASE MOTOR
JP2016166863A JP2017055643A (en) 2015-08-28 2016-08-29 Single phase motor
JP2016166860A JP2017079585A (en) 2015-08-28 2016-08-29 motor
JP2016166862A JP2017079587A (en) 2015-08-28 2016-08-29 Motor and method for using and making motor
JP2016166861A JP2017079586A (en) 2015-08-28 2016-08-29 Motor and method for using and making motor
JP2017000144U JP3210427U (en) 2015-08-28 2017-01-17 Single phase motor
JP2017000143U JP3210426U (en) 2015-08-28 2017-01-17 Motor and method of using and manufacturing the motor
JP2017000288U JP3209793U (en) 2015-08-28 2017-01-26 motor
JP2017000289U JP3210428U (en) 2015-08-28 2017-01-26 Motor and method of using and manufacturing the motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510867364.4A CN106817004A (en) 2015-11-27 2015-11-27 Brushless single phase motor

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Application publication date: 20170609