CN107294238A - Axial induction motor, fan and rotor thereof - Google Patents
Axial induction motor, fan and rotor thereof Download PDFInfo
- Publication number
- CN107294238A CN107294238A CN201610226981.0A CN201610226981A CN107294238A CN 107294238 A CN107294238 A CN 107294238A CN 201610226981 A CN201610226981 A CN 201610226981A CN 107294238 A CN107294238 A CN 107294238A
- Authority
- CN
- China
- Prior art keywords
- rotor
- mentioned
- bolster
- sealing piece
- induction 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.)
- Withdrawn
Links
- 230000006698 induction Effects 0.000 title claims abstract description 79
- 238000007789 sealing Methods 0.000 claims abstract description 96
- 230000005291 magnetic effect Effects 0.000 claims abstract description 26
- 230000002093 peripheral effect Effects 0.000 claims description 18
- 239000007779 soft material Substances 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000005060 rubber Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 230000001934 delay Effects 0.000 description 3
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000000649 photocoagulation Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/24—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets axially facing the armatures, e.g. hub-type cycle dynamos
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
An axial induction motor, a fan and a rotor thereof, the rotor of the axial induction motor comprises: a housing; a magnetic sealing member disposed on the housing; a buffer member, which comprises a first surface and a second surface, wherein the first surface is abutted with the magnetic sealing member or the shell; and the permanent magnet is abutted against the second surface of the buffer piece, and a distance is reserved between the permanent magnet and the magnetic sealing piece in the axial direction of the rotor. Therefore, the axial induction motor, the fan and the rotor thereof have better durability and running sound quality.
Description
Technical field
The present invention is on a kind of axial induction motor, fan and its rotor, especially a kind of rotor provided with envelope magnetic sheet
And axial induction motor and fan with the rotor.
Background technology
It refer to shown in Fig. 1, be a kind of existing axial induction motor 9, comprising a stator 91, the stator 91 is provided with an axle
Pipe 911, the central siphon 911 is available for the combination that a rotor 92 rotates.The inner side of rotor 92 has a magnet 921 and a becket 922,
Make that the magnetic effect of interlinking can be produced between stator 91 and the magnet 921, to drive the spinning movement of rotor 92.The existing axial direction
One embodiment of induction motor 9 has been exposed in China and disclosed in No. 200610072272.8 " thin heat radiation machine " Patent Case.
Wherein, the becket 922 is generally arranged at the rotor 92 by modes such as tight fits, then by the magnet 921 via
The modes such as magnetic are incorporated into the becket 922, the becket 922 is provided envelope magnetic action.If however, the magnet 921 with
Marriage relation between the becket 922 is not enough consolidated, and the magnet 921 is possible to relative gold during the rotor 92 rotates
Belong to ring 922 and produce displacement.The magnet 921 directly abuts and touches the becket 922, once therefore relative metal of the magnet 921
Ring 922 produces displacement, will cause the magnet 921 and the phase mutual friction of becket 922 and wear and tear, or even produce the magnet
921 situations come off by the becket 922.Furthermore, because the magnet 921 and the becket 922 are the poor material of pliability
Matter is made, when between the stator 91 and the magnet 921 produce magnetic interlink effect when, the stress of magnet 921 will make the rotor 92
Vibrations are produced, sound quality when in turn resulting in the axial induction motor 9 operating is not good.
In view of this, a kind of axial induction motor, fan and its rotor further improved of offer is needed badly, to lift axial direction
The durability of induction motor and and operating sound quality.
The content of the invention
The purpose of the present invention is to provide a kind of axial induction motor and fan, and comprising a rotor, the rotor is provided with one
Bolster, the bolster abuts a permanent magnet.
To reach aforementioned invention purpose, the present invention with technological means include：
The rotor of the axial induction motor of one embodiment of the invention, comprising：One housing；One magnet sealing piece, the magnet sealing piece
It is arranged at above-mentioned housing；One bolster, the bolster includes a first surface and a second surface, and the first surface is supported
Connect above-mentioned magnet sealing piece or above-mentioned housing；And a permanent magnet, the permanent magnet is connected to the second surface of above-mentioned bolster, should
Permanent magnet and above-mentioned magnet sealing piece in the axial direction of the rotor with one it is intersegmental away from.
Such as rotor of the axial induction motor of above-mentioned embodiment, wherein, above-mentioned first surface and second surface are in the rotor
Axial direction on be respectively formed in the above-mentioned side of bolster two, and the first surface abuts above-mentioned housing, and above-mentioned magnet sealing piece is in the axial direction
Upper have one first height, and the bolster is in having one second height on the axial direction, it is first high that second height is more than this
Degree.Whereby, the permanent magnet and the magnet sealing piece are intersegmental away from making the permanent magnet will not in that can form one in the axial direction of the rotor
Directly abut and touch the magnet sealing piece.
Such as rotor of the axial induction motor of above-mentioned embodiment, wherein, shape between above-mentioned permanent magnet and above-mentioned magnet sealing piece
Into a gap.Whereby, the gap can avoid the permanent magnet from contacting the magnet sealing piece.
Such as rotor of the axial induction motor of above-mentioned embodiment, wherein, above-mentioned bolster separately connects an extension, and this prolongs
Extending portion extends towards above-mentioned gap, and the side of extension two abuts above-mentioned permanent magnet and above-mentioned magnet sealing piece respectively.Whereby, the buffering
Part abuts the permanent magnet and the magnet sealing piece respectively via the extension, the bolster is more efficiently prevented from the permanent magnetic
The vibrations that iron is produced are transferred to the magnet sealing piece or housing.
Such as the rotor of the axial induction motor of above-mentioned embodiment, above-mentioned housing is provided with a covering portion, covering portion cladding
The inner peripheral of above-mentioned magnet sealing piece or outer peripheral edge.Whereby, the covering portion can lift the linking steady character of the magnet sealing piece and the housing.
Such as rotor of the axial induction motor of above-mentioned embodiment, wherein, above-mentioned housing is provided with a rotating shaft, the shaft parallel
In the axial direction of the rotor.Whereby, the rotating shaft is available for being incorporated into a bearing of stator, the stator is rotatably tied with the rotor
Close.
A kind of axial induction fan, the rotor of the axial induction motor provided with such as above-mentioned embodiment, and additionally comprise：One fixed
Son, the stator is rotatably engaged for the rotor；And several blades, respectively the blade be arranged at the housing periphery of above-mentioned rotor.Borrow
This, air-flow can be produced when the rotor rotates using the respectively blade wind dispelling.
The rotor of the axial induction motor of another embodiment of the present invention, comprising：One magnet sealing piece；One bolster, this delays
Stamping includes a first surface and a second surface, and the first surface abuts above-mentioned magnet sealing piece；And a permanent magnet, should
Permanent magnet is connected to the second surface of above-mentioned bolster, and the permanent magnet has with above-mentioned magnet sealing piece in the axial direction of the rotor
One it is intersegmental away from.
The rotor of the axial induction motor of another embodiment as described above, wherein, above-mentioned magnet sealing piece is provided with a rotating shaft, this turn
Axial direction of the axle parallel to the rotor.Whereby, the rotating shaft is available for being incorporated into a bearing of stator, the stator is revolved with the rotor
Turn ground to combine.
The rotor of the axial induction motor of another embodiment as described above, wherein, above-mentioned magnet sealing piece passes through with above-mentioned rotating shaft to swash
Photocoagulation be combined with each other.Whereby, the magnet sealing piece can have preferably linking steady character with the rotating shaft.
A kind of axial induction fan, the rotor of the axial induction motor provided with another embodiment as described above, and additionally comprise：One
Stator, the stator is rotatably engaged for the rotor；And several blades, respectively the blade be arranged at above-mentioned magnet sealing piece periphery.Whereby,
The rotor can produce air-flow when rotating using the respectively blade wind dispelling.
The rotor of the axial induction motor of each embodiment as described above, wherein, the inner peripheral of above-mentioned bolster is additionally provided with one
Interior ringwall, the interior ringwall is along the axially extending of the rotor and abuts above-mentioned permanent magnet.Or, the outer peripheral edge of the bolster is separately set
There is an outer ring wall, the outer ring wall is along the axially extending of the rotor and abuts the permanent magnet.Or, the inner circumferential of the bolster
Edge and outer peripheral edge are respectively equipped with an interior ringwall and an outer ring wall.Whereby, the bolster can be by the interior ringwall or the outer shroud
Wall coats the permanent magnet, and the magnet sealing piece or housing are transferred to the vibrations for more efficiently preventing from permanent magnet generation.
The rotor of the axial induction motor of each embodiment as described above, wherein, above-mentioned first surface and second surface are in this turn
The above-mentioned side of bolster two is respectively formed in the axial direction of son, and the first surface abuts above-mentioned magnet sealing piece.Whereby, by this first
Surface abuts magnet sealing piece, and the second surface abuts the permanent magnet, you can make the permanent magnet with the magnet sealing piece in the axle
There is spacing upwards, the permanent magnet is not directly abutted and touch the magnet sealing piece.In addition, to abut this respectively permanent for the bolster
Magnet and the magnet sealing piece, enable the bolster more efficiently prevent from the permanent magnet produced by vibrations be transferred to the magnet sealing piece
Or housing.
The rotor of the axial induction motor of each embodiment as described above, wherein, above-mentioned magnet sealing piece is made up of magnetic conductive material, above-mentioned
Bolster is made up of soft materials such as rubber, silica gel, foam, cloth insertion sheet or resins.Whereby, the magnet sealing piece can be to the permanent magnetic
Iron provides an envelope magnetic action, and the bolster can effectively absorb the vibrations of the permanent magnet.
A kind of axial induction motor, the rotor of the axial induction motor provided with each embodiment as described above, and additionally comprise：One
Stator, the stator is rotatably engaged for the rotor.Whereby, the permanent magnetic that the stator can be after its coil electricity with the rotor
Iron produces magnetic interlinkage sensing so that the rotor can rotate relative to the stator.
According to by aforementioned structure, the axial induction motors of various embodiments of the present invention is by allowing the permanent magnet and envelope magnetic of the rotor
Part is worn and torn, with lift shaft in having spacing on the axial direction with preventing the permanent magnet and the magnet sealing piece phase mutual friction
To effect of the durability of induction motor.Furthermore, the bolster can absorb the vibrations of the permanent magnet, make the axle of each embodiment
Produced vibrations reduction when being operated to induction motor, the operating sound quality with the axial induction motor of lifting.
Brief description of the drawings
Fig. 1：A kind of structure sectional view of existing axial induction motor.
Fig. 2：The structure schematic cross-sectional view of first embodiment of the invention axial induction motor.
Fig. 3：The structure schematic cross-sectional view of the rotor of first embodiment of the invention.
Fig. 4：The bolster of the embodiment of the present invention abuts the structure schematic cross-sectional view of the outer peripheral edge of magnet sealing piece.
Fig. 5：The structure schematic cross-sectional view of the rotor of second embodiment of the invention.
Fig. 6：The structure schematic cross-sectional view of the rotor of third embodiment of the invention.
Fig. 7：Structure schematic cross-sectional view of the bolster of third embodiment of the invention provided with an interior ringwall.
Fig. 8：Structure schematic cross-sectional view of the bolster of third embodiment of the invention provided with an outer ring wall.
Fig. 9：Structure section view signal of the bolster of third embodiment of the invention provided with an interior ringwall and an outer ring wall
Figure.
Figure 10：The structure schematic cross-sectional view of the rotor of fourth embodiment of the invention.
【Description of reference numerals】
(present invention)
1 rotor
The covering portion of 11 housing 111
The permanent magnet of 12 magnet sealing piece 13
14 bolster 14a first surfaces
The extension of 14b second surfaces 141
The outer ring wall of ringwall 143 in 142
15 rotating shafts
2 stators
The coil of 21 bearing 22
3 blades
The height of the first height of H1 H2 second
G gaps
(prior art)
9 axial induction motors
The central siphon of 91 stator 911
The magnet of 92 rotor 921
922 beckets.
Embodiment
For allow the present invention above and other objects, features and advantages can become apparent, it is cited below particularly it is of the invention compared with
Good embodiment, and coordinate accompanying drawing, it is described in detail below：
It refer to shown in Fig. 2 and Fig. 3, be the axial induction motor of first embodiment of the invention, comprising a rotor 1 and one
Stator 2, the rotor 1 is rotatably engaged in the stator 2.
The rotor 1 includes a housing 11, a magnet sealing piece 12, a permanent magnet 13 and a bolster 14, the envelope
Magnetic part 12 is arranged at the housing 11；The bolster 14 includes an a first surface 14a and second surface 14b, first table
Face 14a abuts the housing 11, and second surface 14b abuts the permanent magnet 13.
Wherein, first surface 14a and second surface 14b is in being respectively formed in the bolster in the axial direction of the rotor 1
14 2 sides.The magnet sealing piece 12 is in having first height H1 on the axial direction, the bolster 14 is in having one the on the axial direction
Two height H2, second height H2 are first surface 14a and the second surface 14b distance.In the present embodiment, this
Two height H2 are more than first height H1 so that the permanent magnet 13 and the magnet sealing piece 12 in the axial direction of the rotor 1 with one
It is intersegmental away from；In other words, the permanent magnet 13, which will not be abutted directly, touches the magnet sealing piece 12.
The magnet sealing piece 12 is made up of magnetic conductive material, to provide an envelope magnetic action to the permanent magnet 13.The bolster 14
It can be made up of the pliabilities such as rubber, silica gel, foam, cloth insertion sheet or resin preferably soft materials.In the present embodiment, should
Bolster 14 abuts the inner peripheral of the magnet sealing piece 12, only, refer to shown in Fig. 4, in section Example of the present invention, the bolster
14 can also abut the outer peripheral edge of the magnet sealing piece 12；Or the bolster 14 can not also contact the magnet sealing piece 12, the present invention not with
This is limited.Because the second height H2 of the bolster 14 is more than the first height H1 of the magnet sealing piece 12, the permanent magnet 13 is with being somebody's turn to do
A clearance G will be formed between magnet sealing piece 12.Whereby, the clearance G can avoid the permanent magnet 13 from contacting the magnet sealing piece 12.
The stator 2 is rotatably engaged for the rotor 1.More specifically, the stator 2 is typically provided with a bearing 21, the rotor 1
Housing 11 provided with rotating shaft 15, the rotating shaft 15 can parallel to the rotor 1 axial direction, and the rotating shaft 15 is rotatably engaged
In the bearing 21 so that the stator 2 can be rotatably engaged with the rotor 1.The stator 2 can be additionally provided with a coil 22, the rotor 1
Permanent magnet 13 be axially facing the coil 22 along this.
By said structure, when the axial induction motor of first embodiment of the invention is Shi Jishiyong, the stator 2 can be at it
Interlink sensing after the energization of coil 22 with the generation magnetic of permanent magnet 13 of the rotor 1 so that the rotor 1 can revolve with respect to the stator 2
Turn.Wherein, when the axial induction motor of the first embodiment is intended to be applied to an axial induction fan, the housing 11 of the rotor 1
Periphery can be provided with several blades 3, and respectively the blade 3 can be integrally formed with the housing 11, the rotor 1, the stator 2 and the respectively leaf
Piece 3 can collectively form the axial induction fan.Respectively the blade 3 makes with the rotor 1 as an impeller of the axial induction fan
Air-flow can be produced when obtaining the rotor 1 rotation using the respectively wind dispelling of blade 3.
It follows that the axial induction motor of first embodiment of the invention sets a bolster 14 by means of the rotor 1,
To make the permanent magnet 13 with the magnet sealing piece 12 in having spacing in the axial direction of the rotor 1 using the bolster 14, even if this is forever
Long magnet 13 produces displacement with respect to the magnet sealing piece 12, and the magnet sealing piece 12 is touched because the permanent magnet 13 is not abutted directly, should
Therefore permanent magnet 13 or the magnet sealing piece 12 will not occur to wear and tear and cause quality bad.
Furthermore, because the bolster 14 can be made up of pliability preferably soft materials, and the second of the bolster 14
Surface 14b abuts the permanent magnet 13, thus when produced between the stator 2 and the permanent magnet 13 magnetic interlink effect when, this delays
Stamping 14 can effectively absorb the vibrations of the permanent magnet 13, to avoid vibrations from being transferred to the magnet sealing piece 12 or housing 11, make this
Produced vibrations are reduced when the axial induction motor of first embodiment is with fan running.
It refer to shown in Fig. 4, in section Example of the present invention, the housing 11 can be provided with a covering portion 111, the bag
The inner peripheral that portion 111 coats the magnet sealing piece 12 is covered, to lift the linking steady character of the magnet sealing piece 12 and the housing 11.
It refer to shown in Fig. 5, be the rotor 1 of the axial induction motor of second embodiment of the invention, implement with foregoing first
Example difference is：The bolster 14 separately connects an extension 141, and the extension 141 extends towards above-mentioned clearance G, and should
Extension 141 abuts the permanent magnet 13 and the magnet sealing piece 12 respectively in two sides on the axial direction.Whereby, the bolster 14 via
The extension 141 abuts the permanent magnet 13 and the magnet sealing piece 12 respectively, the bolster 14 is more efficiently prevented from this forever
The vibrations that long magnet 13 is produced are transferred to the magnet sealing piece 12 or housing 11.In addition, in the present embodiment, the housing 11 can be also provided with
One covering portion 111, the covering portion 111 coats the outer peripheral edge of the magnet sealing piece 12, can equally lift the magnet sealing piece 12 and the shell
The linking steady character of body 11.
It refer to shown in Fig. 6, be the rotor 1 of the axial induction motor of third embodiment of the invention, the rotor 1 is equally included
One bolster 14, and the bolster 14 also include an a first surface 14a and second surface 14b, with foregoing first and
Second embodiment difference is：First surface 14a abuts magnet sealing piece 12.Whereby, due to first surface 14a and this
Two surface 14b are in being respectively formed in the side of bolster 14 2 in the axial direction of the rotor 1, therefore in the present embodiment, by this
One surface 14a abuts magnet sealing piece 12, and second surface 14b abuts the permanent magnet 13, you can make the permanent magnet 13 with
The magnet sealing piece 12 makes the permanent magnet 13 directly not abut and touches the magnet sealing piece 12 in having spacing on the axial direction.In addition, should
Bolster 14 abuts the permanent magnet 13 and the magnet sealing piece 12 respectively, the bolster 14 is more efficiently prevented from the permanent magnetic
The vibrations that iron 13 is produced are transferred to the magnet sealing piece 12 or housing 11.
It refer to shown in Fig. 7, the bolster 14 of the axial induction motor of the 3rd embodiment can be additionally provided with an interior ringwall
142, the interior ringwall 142 can be formed at the inner peripheral of the bolster 14, and the interior ringwall 142 along the rotor 1 axially towards this
Permanent magnet 13 extends, and abuts the permanent magnet 13.Whereby, the bolster 14 can this be permanent by the interior cladding of ringwall 142
Magnet 13, the magnet sealing piece 12 or housing 11 are transferred to the vibrations for more efficiently preventing from the permanent magnet 13 generation.
It refer to shown in Fig. 8, the bolster 14 of the axial induction motor of the 3rd embodiment can be additionally provided with an outer ring wall
143, the outer ring wall 143 can be formed at the outer peripheral edge of the bolster 14, and the outer ring wall 143 is also along the axial court of the rotor 1
The permanent magnet 13 extends, and abuts the permanent magnet 13.Whereby, the bolster 14 can coat this forever by the outer ring wall 143
Long magnet 13, the magnet sealing piece 12 or housing 11 are transferred to the vibrations for more efficiently preventing from the permanent magnet 13 generation.
Similarly, it refer to shown in Fig. 9, the bolster 14 of the axial induction motor of the 3rd embodiment can be additionally provided with one
Whereby, the bolster 14 can be somebody's turn to do by the interior ringwall 142 and the outer ring wall 143 cladding simultaneously for ringwall 142 and an outer ring wall 143
Permanent magnet 13, completely to coat the permanent magnet 13, the vibrations for more efficiently preventing from the permanent magnet 13 generation are transferred to this
Magnet sealing piece 12 or housing 11.
Although in foregoing embodiments, the rotor 1, so that the magnet sealing piece 12 is set, only, refer to comprising housing 11
The rotor 1 of the axial induction motor of fourth embodiment of the invention shown in Figure 10, from foregoing first to 3rd embodiment it is different it
Be in：The rotor 1 can need not set foregoing housing 11, relatively, and the rotor 1 can turn in the magnet sealing piece 12 provided with one
Axle 15, for being rotatably engaged in stator 2.Wherein, because the magnet sealing piece 12 is made up of magnetic conductive material, and the rotating shaft 15 is general
It can be made up of metal material, therefore the magnet sealing piece 12 can be combined with each other with the rotating shaft 15 by laser welding, the magnet sealing piece 12
There can be preferably linking steady character with the rotating shaft 15.The first surface 14a and second surface 14b of the bolster 14 are supported respectively
Connect magnet sealing piece 12 and the permanent magnet 13.Whereby, the permanent magnet 13 and the magnet sealing piece 12 on the axial direction between it will equally have
Away from.When the axial induction motor of the fourth embodiment is intended to be applied to an axial induction fan, the periphery of magnet sealing piece 12 of the rotor 1
Can be provided with several blades 3, respectively the blade 3 magnet sealing piece 12 can be incorporated into by injection molding mode, the rotor 1, this determine
Son 2 can equally collectively form the axial induction fan with the respectively blade 3 so that can also utilize and respectively should when the rotor 1 rotates
The wind dispelling of blade 3 is to produce air-flow.Accordingly, the rotor 1 of the axial induction motor of fourth embodiment of the invention can directly be utilized and is somebody's turn to do
Magnet sealing piece 12 replaces foregoing housing 11.In the present embodiment, the bolster 14 can be also provided with as shown in aforementioned third embodiment
Interior ringwall 142 or outer ring wall 143, pardon and do not repeat separately.
In summary, the axial induction motor of various embodiments of the present invention and fan are by allowing the permanent magnet 13 of the rotor 1
With magnet sealing piece 12 in having spacing on the axial direction, even if the permanent magnet 13 produces displacement with respect to the magnet sealing piece 12, due to this forever
Long magnet 13 does not abut directly and touches the magnet sealing piece 12, the permanent magnet 13 or the magnet sealing piece 12 will not therefore occur abrasion and
Cause quality bad, the durability really with the axial induction motor of lifting and fan.
Furthermore, because the bolster 14 can be made up of pliability preferably soft materials, and the second of the bolster 14
Surface 14b abuts the permanent magnet 13, thus when produced between the stator 2 and the permanent magnet 13 magnetic interlink effect when, this delays
Stamping 14 can effectively absorb the vibrations of the permanent magnet 13, be produced when making the axial induction motor of each embodiment with fan running
Raw vibrations reduction, the operating sound quality really with the axial induction motor of lifting and fan.
Claims (18)
1. a kind of rotor of axial induction motor, it is characterised in that it is included：
One housing；
One magnet sealing piece, the magnet sealing piece is arranged at above-mentioned housing；
One bolster, the bolster includes a first surface and a second surface, and the first surface abuts above-mentioned envelope magnetic
Part or above-mentioned housing；And
One permanent magnet, the permanent magnet is connected to the second surface of above-mentioned bolster, the permanent magnet and above-mentioned magnet sealing piece
In in the axial direction of the rotor have one it is intersegmental away from.
2. the rotor of axial induction motor as claimed in claim 1, wherein, above-mentioned first surface and second surface are in the rotor
Axial direction on be respectively formed in the above-mentioned side of bolster two, and the first surface abuts above-mentioned housing, and above-mentioned magnet sealing piece is in the axial direction
Upper have one first height, and the bolster is in having one second height on the axial direction, it is first high that second height is more than this
Degree.
3. the rotor of axial induction motor as claimed in claim 2, wherein, shape between above-mentioned permanent magnet and above-mentioned magnet sealing piece
Into a gap.
4. the rotor of axial induction motor as claimed in claim 3, wherein, above-mentioned bolster separately connects an extension, should
Extension extends towards above-mentioned gap, and the side of extension two abuts above-mentioned permanent magnet and above-mentioned magnet sealing piece respectively.
5. the rotor of axial induction motor as claimed in claim 1, wherein, above-mentioned first surface and second surface are in the rotor
Axial direction on be respectively formed in the above-mentioned side of bolster two, and the first surface abuts above-mentioned magnet sealing piece.
6. the rotor of axial induction motor as claimed in claim 1, wherein, above-mentioned housing is put down provided with a rotating shaft, the rotating shaft
Row is in the axial direction of the rotor.
7. the rotor of axial induction motor as claimed in claim 1, wherein, above-mentioned housing is provided with a covering portion, the cladding
Portion coats inner peripheral or the outer peripheral edge of above-mentioned magnet sealing piece.
8. a kind of rotor of axial induction motor, it is characterised in that it is included：
One magnet sealing piece；
One bolster, the bolster includes a first surface and a second surface, and the first surface abuts above-mentioned envelope magnetic
Part；And
One permanent magnet, the permanent magnet is connected to the second surface of above-mentioned bolster, the permanent magnet and above-mentioned magnet sealing piece
In in the axial direction of the rotor have one it is intersegmental away from.
9. the rotor of axial induction motor as claimed in claim 8, wherein, above-mentioned first surface and second surface are in the rotor
Axial direction on be respectively formed in the above-mentioned side of bolster two.
10. the rotor of axial induction motor as claimed in claim 8, wherein, above-mentioned magnet sealing piece is provided with a rotating shaft, the rotating shaft
Parallel to the axial direction of the rotor.
11. the rotor of axial induction motor as claimed in claim 10, wherein, above-mentioned magnet sealing piece passes through laser with above-mentioned rotating shaft
Welding be combined with each other.
12. the rotor of the axial induction motor as described in claim 1,5,6,7,8,9,10 or 11, wherein, above-mentioned bolster
Inner peripheral is additionally provided with an interior ringwall, and the interior ringwall is along the axially extending of the rotor and abuts above-mentioned permanent magnet.
13. the rotor of the axial induction motor as described in claim 1,5,6,7,8,9,10 or 11, wherein, above-mentioned bolster
Outer peripheral edge is additionally provided with an outer ring wall, and the outer ring wall is along the axially extending of the rotor and abuts above-mentioned permanent magnet.
14. the rotor of the axial induction motor as described in claim 1,5,6,7,8,9,10 or 11, wherein, above-mentioned bolster
Inner peripheral and outer peripheral edge are respectively equipped with an interior ringwall and an outer ring wall, and the interior ringwall and the outer ring wall are respectively along the rotor
It is axially extending and abut above-mentioned permanent magnet.
15. the rotor of the axial induction motor as any one of claim 1 to 11, wherein, above-mentioned magnet sealing piece is by magnetic conduction
Material is made, and above-mentioned bolster is made up of soft materials such as rubber, silica gel, foam, cloth insertion sheet or resins.
16. a kind of axial induction motor, it is characterised in that it is provided with the axial direction sense as any one of claim 1 to 11
The rotor of motor is answered, and is additionally comprised：
One stator, the stator is rotatably engaged for the rotor.
17. a kind of axial induction fan, it is characterised in that it is provided with the axial direction sense as described in claim 1,2,3,4,5,6 or 7
The rotor of motor is answered, and is additionally comprised：
One stator, the stator is rotatably engaged for the rotor；And
Several blades, respectively the blade be arranged at the housing periphery of above-mentioned rotor.
18. a kind of axial induction fan, it is characterised in that it is provided with the axial induction horse as described in claim 8,9,10 or 11
The rotor reached, and additionally comprise：
One stator, the stator is rotatably engaged for the rotor；And
Several blades, respectively the blade be arranged at above-mentioned magnet sealing piece periphery.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW105110074A TWI578669B (en) | 2016-03-30 | 2016-03-30 | Axial induction motor, fan and rotor thereof |
| TW105110074 | 2016-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107294238A true CN107294238A (en) | 2017-10-24 |
Family
ID=57391031
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610226981.0A Withdrawn CN107294238A (en) | 2016-03-30 | 2016-04-13 | Axial induction motor, fan and rotor thereof |
| CN201620305451.0U Expired - Fee Related CN205657516U (en) | 2016-03-30 | 2016-04-13 | Axial induction motor, fan and rotor thereof |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620305451.0U Expired - Fee Related CN205657516U (en) | 2016-03-30 | 2016-04-13 | Axial induction motor, fan and rotor thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN107294238A (en) |
| TW (1) | TWI578669B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI578669B (en) * | 2016-03-30 | 2017-04-11 | 建準電機工業股份有限公司 | Axial induction motor, fan and rotor thereof |
| CN107201734B (en) * | 2017-06-08 | 2018-08-17 | 宁波大叶园林设备股份有限公司 | Walking tool permanent magnet motor stator connects fan blade rotation and air duct silencer blows leaf machine |
| CN110296101B (en) * | 2019-05-07 | 2024-09-17 | 苏州顺福利智能科技有限公司 | Miniature fan blade |
| CN110107532A (en) * | 2019-05-22 | 2019-08-09 | 苏州顺福利智能科技有限公司 | The improved flabellum of structure |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06351210A (en) * | 1993-06-08 | 1994-12-22 | Ibiden Co Ltd | Brushless motor |
| JP2001268828A (en) * | 2000-03-17 | 2001-09-28 | Fujitsu General Ltd | Motor rotor |
| JP2002125336A (en) * | 2000-10-16 | 2002-04-26 | Matsushita Electric Ind Co Ltd | Spindle motor |
| JP2003219587A (en) * | 2002-01-24 | 2003-07-31 | Fdk Corp | Outer rotor type motor |
| CN201830125U (en) * | 2010-10-30 | 2011-05-11 | 中山大洋电机股份有限公司 | Structure of direct-current brushless motor sensing with Hall element |
| CN102916546A (en) * | 2011-08-05 | 2013-02-06 | 建准电机工业股份有限公司 | Motor with axial air gap |
| CN205657516U (en) * | 2016-03-30 | 2016-10-19 | 建准电机工业股份有限公司 | Axial induction motor, fan and rotor thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI222263B (en) * | 2003-08-15 | 2004-10-11 | Delta Electronics Inc | Non-bearing motor |
| TWI249899B (en) * | 2004-02-20 | 2006-02-21 | Delta Electronics Inc | Magnetic-bearing motor and magnetic-bearing thereof |
| TWI403075B (en) * | 2010-11-23 | 2013-07-21 | Ind Tech Res Inst | An axial-flux thin-plate motor |
| TWM482212U (en) * | 2014-03-03 | 2014-07-11 | Cooler Master Co Ltd | Thinning axial air-gap type fan |
| TWM481541U (en) * | 2014-03-03 | 2014-07-01 | Cooler Master Co Ltd | Thinning axial air-gap type motor |
-
2016
- 2016-03-30 TW TW105110074A patent/TWI578669B/en active
- 2016-04-13 CN CN201610226981.0A patent/CN107294238A/en not_active Withdrawn
- 2016-04-13 CN CN201620305451.0U patent/CN205657516U/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06351210A (en) * | 1993-06-08 | 1994-12-22 | Ibiden Co Ltd | Brushless motor |
| JP2001268828A (en) * | 2000-03-17 | 2001-09-28 | Fujitsu General Ltd | Motor rotor |
| JP2002125336A (en) * | 2000-10-16 | 2002-04-26 | Matsushita Electric Ind Co Ltd | Spindle motor |
| JP2003219587A (en) * | 2002-01-24 | 2003-07-31 | Fdk Corp | Outer rotor type motor |
| CN201830125U (en) * | 2010-10-30 | 2011-05-11 | 中山大洋电机股份有限公司 | Structure of direct-current brushless motor sensing with Hall element |
| CN102916546A (en) * | 2011-08-05 | 2013-02-06 | 建准电机工业股份有限公司 | Motor with axial air gap |
| CN205657516U (en) * | 2016-03-30 | 2016-10-19 | 建准电机工业股份有限公司 | Axial induction motor, fan and rotor thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN205657516U (en) | 2016-10-19 |
| TW201735504A (en) | 2017-10-01 |
| TWI578669B (en) | 2017-04-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107294238A (en) | Axial induction motor, fan and rotor thereof | |
| CN104913064A (en) | Gas film face seal structure for cantilever-type foils | |
| CN105827046B (en) | Motor and cooling fan with same | |
| CN109831072A (en) | Electric machine | |
| CN205559548U (en) | A bearing system and centrifugal compressor for centrifugal compressor | |
| CN101505073A (en) | Fan and motor capable of preventing foreign matter and moisture instrusion | |
| CN102577038B (en) | Electrical drive unit for a motor vehicle | |
| CN104247169B (en) | Impeller for the electric machine of rotation and the electric machine of the rotation with impeller | |
| CN204591767U (en) | Magnetic suspension seal arrangement in a kind of magnetic-suspension high-speed blower | |
| JP2873208B2 (en) | Spindle motor with rotating shaft having magnetic bearing | |
| JP5048047B2 (en) | motor | |
| KR20170061486A (en) | Air foil bearing | |
| CN204784722U (en) | Cantilever type paillon foil terminal surface air film seal structure | |
| CN201661467U (en) | Anti-thrust assembly of rotary compressor | |
| CN204103625U (en) | Motor and rotary balance assembly thereof | |
| CN209562338U (en) | Electric machine | |
| CN203774938U (en) | Motor with thrust bearing | |
| JP4613833B2 (en) | Surface magnet type rotating electrical machine and method for manufacturing the same | |
| CN108258834A (en) | The connection structure of rotor and bearing | |
| JP2010074979A5 (en) | ||
| CN205714757U (en) | Oil-free vortex air compresses external rotor electric machine all-in-one | |
| CN203830742U (en) | High speed electric spindle | |
| CN205195503U (en) | Motor with heat dissipation function | |
| CN109327090A (en) | A kind of rotor disk, rotor assembly and motor in axial magnetic field | |
| CN112510872B (en) | Rotor core assembly, rotor assembly and motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171024 |