CN206149063U - A slotless brushless DC motor for turbofan - Google Patents
A slotless brushless DC motor for turbofan Download PDFInfo
- Publication number
- CN206149063U CN206149063U CN201621225347.7U CN201621225347U CN206149063U CN 206149063 U CN206149063 U CN 206149063U CN 201621225347 U CN201621225347 U CN 201621225347U CN 206149063 U CN206149063 U CN 206149063U
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- China
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- fuselage
- motor
- fan
- rotor
- thermovent
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Abstract
The utility model discloses a slotless brushless DC motor for turbofan, its structure includes frame, fixed orifices, stator core, fan outer cover, fan hub, back end cap bearings, thermovent, wind vanes, inner end cap, fuselage, cage modle rotor, stator winding, screw hole, screw, front end housing, preceding end cap bearings, axle, fin, be equipped with the fixed orifices on the frame, frame and fuselage fixed connection, fan outer cover is connected with the fuselage, inner end cap is connected with the fuselage, be equipped with the screw hole on the fuselage, the front end housing passes through screw and fuselage threaded connection, preceding end cap bearings is connected with the front end housing, the axle is connected with the rotor, fin and fuselage fixed connection, the utility model discloses a slotless brushless DC motor for turbofan, the structure is equipped with thermovent and fin, heat that the motor produced, the fan through inside discharges out toward the thermovent, and the radiating effect is good, and the difficult phenomenon that appears sending out has boiling hotly prolonged motor life.
Description
Technical field
This utility model is a kind of brushless slotless DC motor for turbofan, belongs to respirator technical field.
Background technology
Brshless DC motor is made up of motor body and driver, is a kind of typical electromechanical integrated product.Due to
Brushless direct current motor is run with autocontrol, so will not turn as the synchronous motor of heavy load starting under frequency control
On son, another plus startup winding, also will not produce vibration and step-out in load changing.The brushless direct current motor of Small And Medium Capacity
Permanent magnet, now more using the rare-earth Nd-Fe-Bs of high energy product（Nd-Fe-B）Material.Therefore, rare earth permanent magnetic brushless motor
Volume ratio reduces a seat No. with capacity threephase asynchronous.
Prior art discloses a kind of brshless DC motor of Application No. 200910188716.8, including stator and can phase
Rotor to stator rotation, the stator include the tooth and the groove positioned at adjacent between cog of 4n protrusion, and two phase windings are located at respectively
In corresponding groove, at least two teeth are crossed over per phase winding, the rotor includes the 6n magnetic pole formed by permanent magnet, and n is big
In the positive integer equal to 1.The winding is driven using 90 degree of electrical angles, and the electrical angle phase contrast of two phase windings is 90 degree, every
In a period of time, an only phase winding is powered, and the sense of current of the coil in same groove is identical, it is to avoid existing biphase nothing
The sense of current of two strand circles in brushless motor in the groove of part is done work the situation for offseting on the contrary, so as to delivery efficiency is high, section
The about energy.But structure does not have thermovent and fin, motor radiating effect is poor, hot phenomenon easily occurs, affects motor to make
Use the life-span.
Utility model content
In view of the shortcomings of the prior art, this utility model purpose is to provide a kind of brushless slotless direct current for turbofan
Motor, to solve.
To achieve these goals, this utility model is by the following technical solutions realizing：It is a kind of for turbofan
Brushless slotless DC motor, its structure include support, fixing hole, stator core, fan housing, fan hub, bearing of rear end cover,
Thermovent, fan blade, inner end cap, fuselage, cage-type rotor, stator winding, screwed hole, screw, drive end bearing bracket, drive end bearing bracket bearing,
Axle, fin, the support are provided with fixing hole, and the support is fixedly connected with fuselage, and the fan housing is connected with fuselage,
The inner end cap is connected with fuselage, and the fuselage is provided with screwed hole, and the drive end bearing bracket is threadedly coupled with fuselage by screw, institute
State drive end bearing bracket bearing to be connected with drive end bearing bracket, the axle is connected with rotor, the fin is fixedly connected with fuselage, the cage modle turns
Attached bag includes end ring, rotor core, aluminum strip, rotor fan blade, and the end ring is fixedly connected with rotor core, is set on the rotor core
There is aluminum strip, the rotor fan blade is fixedly connected with end ring.
Further, it is made up of thermovent, fan blade, fan hub inside the fan housing.
Further, the fan housing is provided with thermovent, and the fan hub is fixedly connected with fan blade.
Further, the fuselage includes cage-type rotor, stator winding composition.
Further, the cage-type rotor is connected with stator winding.
A kind of brushless slotless DC motor for turbofan of the present utility model, structure are provided with thermovent and fin, electricity
The heat that machine is produced, is given off toward thermovent by internal fan, and good heat dissipation effect is less prone to hot phenomenon, extends
Motor service life.
Description of the drawings
By reading the detailed description made to non-limiting example with reference to the following drawings, other spies of the present utility model
Levy, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural representation of the brushless slotless DC motor for turbofan of this utility model；
Fig. 2 is the structure enlarged diagram in A.
In figure：Support -1, fixing hole -2, stator core -3, fan housing -4, fan hub -5, bearing of rear end cover -6, dissipate
Hot mouth -7, fan blade -8, inner end cap -9, fuselage -10, cage-type rotor -11, stator winding -12, screwed hole -13, screw -14,
Drive end bearing bracket -15, drive end bearing bracket bearing -16, axle -17, fin -18, end ring -1101, rotor core -1102, aluminum strip -1103, turn
Sub- fan blade -1104.
Specific embodiment
Technological means, creation characteristic, reached purpose and effect to realize this utility model is easy to understand, below
With reference to specific embodiment, this utility model is expanded on further.
Fig. 1 and Fig. 2 is referred to, this utility model provides a kind of brushless slotless DC motor technical scheme for turbofan：
Its structure includes support 1, fixing hole 2, stator core 3, fan housing 4, fan hub 5, bearing of rear end cover 6, thermovent 7, wind
Fan leaf 8, inner end cap 9, fuselage 10, cage-type rotor 11, stator winding 12, screwed hole 13, screw 14, drive end bearing bracket 15, drive end bearing bracket
Bearing 16, axle 17, fin 18, the support 1 are provided with fixing hole 2, and the support 1 is fixedly connected with fuselage 10, the wind
Fan outer housing 4 is connected with fuselage 10, and the inner end cap 9 is connected with fuselage 10, and the fuselage 10 is provided with screwed hole 13, the front end
Lid 15 is threadedly coupled with fuselage 10 by screw 14, and the drive end bearing bracket bearing 16 is connected with drive end bearing bracket 15, the axle 17 and rotor
11 connections, the fin 18 is fixedly connected with fuselage 10, the cage-type rotor 11 include end ring 1101, rotor core 1102,
Aluminum strip 1103, rotor fan blade 1104, the end ring 1101 are fixedly connected with rotor core 1102, are set on the rotor core 1102
There is aluminum strip 1103, the rotor fan blade 1104 is fixedly connected with end ring 1101, by thermovent 7, fan inside the fan housing 4
Blade 8, fan hub 5 are constituted, and the fan housing 4 is provided with thermovent 7, and the fan hub 5 is fixed with fan blade 8 and connected
Connect, the fuselage 10 includes that cage-type rotor 11, stator winding 12 are constituted, and the cage-type rotor 11 is connected with stator winding 12.
When being used, by external power source access connection box for motor in, 3 output rotating excitation field of stator core, cage modle turn
Sub 11 cutting magnetic fields rotation, the heat that motor is produced are given off from internal fan is passed through toward thermovent 7.
Ultimate principle of the present utility model and principal character and advantage of the present utility model are had been shown and described above, for
For those skilled in the art, it is clear that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, this utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present utility model is by institute
Attached claim rather than described above restriction, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are included in this utility model.Any reference in claim should not be considered as and limit involved right
Require.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of description is only that those skilled in the art should for clarity
Using description as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art
Understandable other embodiment.
Claims (5)
1. a kind of brushless slotless DC motor for turbofan, it is characterised in that：Its structure includes support（1）, fixing hole（2）、
Stator core（3）, fan housing（4）, fan hub（5）, bearing of rear end cover（6）, thermovent（7）, fan blade（8）, it is inner
Lid（9）, fuselage（10）, cage-type rotor（11）, stator winding（12）, screwed hole（13）, screw（14）, drive end bearing bracket（15）, front end
Lid bearing（16）, axle（17）, fin（18）, the support（1）It is provided with fixing hole（2）, the support（1）With fuselage（10）
It is fixedly connected, the fan housing（4）With fuselage（10）Connection, the inner end cap（9）With fuselage（10）Connection, the fuselage
（10）It is provided with screwed hole（13）, the drive end bearing bracket（15）By screw（14）With fuselage（10）Threaded connection, the drive end bearing bracket
Bearing（16）With drive end bearing bracket（15）Connection, the axle（17）With rotor（11）Connection, the fin（18）With fuselage（10）Gu
It is fixed to connect, the cage-type rotor（11）Including end ring（1101）, rotor core（1102）, aluminum strip（1103）, rotor fan blade
（1104）, the end ring（1101）With rotor core（1102）It is fixedly connected, the rotor core（1102）It is provided with aluminum strip
（1103）, the rotor fan blade（1104）With end ring（1101）It is fixedly connected.
2. a kind of brushless slotless DC motor for turbofan according to claim 1, it is characterised in that：Outside the fan
Cover（4）Inside is by thermovent（7）, fan blade（8）, fan hub（5）Composition.
3. a kind of brushless slotless DC motor for turbofan according to claim 2, it is characterised in that：Outside the fan
Cover（4）It is provided with thermovent（7）, the fan hub（5）With fan blade（8）It is fixedly connected.
4. a kind of brushless slotless DC motor for turbofan according to claim, it is characterised in that：The fuselage
（10）Including cage-type rotor（11）, stator winding（12）Composition.
5. a kind of brushless slotless DC motor for turbofan according to claim 1, it is characterised in that：The cage modle turns
Son（11）With stator winding（12）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621225347.7U CN206149063U (en) | 2016-11-15 | 2016-11-15 | A slotless brushless DC motor for turbofan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621225347.7U CN206149063U (en) | 2016-11-15 | 2016-11-15 | A slotless brushless DC motor for turbofan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206149063U true CN206149063U (en) | 2017-05-03 |
Family
ID=58625943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621225347.7U Active CN206149063U (en) | 2016-11-15 | 2016-11-15 | A slotless brushless DC motor for turbofan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206149063U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110925A (en) * | 2017-12-14 | 2018-06-01 | 叶露微 | A kind of permanent magnet motor |
| CN111092519A (en) * | 2019-12-13 | 2020-05-01 | 陈虎威 | Multifunctional inner rotor direct-drive permanent magnet synchronous motor |
-
2016
- 2016-11-15 CN CN201621225347.7U patent/CN206149063U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110925A (en) * | 2017-12-14 | 2018-06-01 | 叶露微 | A kind of permanent magnet motor |
| CN108110925B (en) * | 2017-12-14 | 2021-06-08 | 汉宇集团股份有限公司 | Permanent magnet motor |
| CN111092519A (en) * | 2019-12-13 | 2020-05-01 | 陈虎威 | Multifunctional inner rotor direct-drive permanent magnet synchronous motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A slotless brushless DC motor for turbofan Effective date of registration: 20180108 Granted publication date: 20170503 Pledgee: Shenzhen high tech investment and financing Company limited by guarantee Pledgor: Shenzhen unique technology Co., Ltd. Registration number: 2018990000022 |