CN1315246C - Heat radiator and its motor structure - Google Patents
Heat radiator and its motor structure Download PDFInfo
- Publication number
- CN1315246C CN1315246C CNB2003101163559A CN200310116355A CN1315246C CN 1315246 C CN1315246 C CN 1315246C CN B2003101163559 A CNB2003101163559 A CN B2003101163559A CN 200310116355 A CN200310116355 A CN 200310116355A CN 1315246 C CN1315246 C CN 1315246C
- Authority
- CN
- China
- Prior art keywords
- pedestal
- heat abstractor
- rotors
- hollow bulb
- rotor
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The present invention provides a heat radiator and a motor structure thereof. The heat radiator comprise an outer frame, at least two rotors and a stator, wherein the outer frame is provided with a base inside; the rotors are respectively arranged on the base; the stator is composed of a plurality of silicon steel sheets or iron cores and a plurality of coils, and the silicon steel sheets or the iron cores embedded in the base are used for driving the rotors. The present invention uses the single stator and a single control circuit for controlling the two rotors; thus, the motor structure of the heat radiator is thinned, and the manufacture cost is reduced.
Description
Technical field
The present invention is relevant for a kind of heat abstractor and motor configuration thereof, especially about a kind of single stator and control circuit and two-spool fan motor is arranged.
Background technology
Because tube-axial fan has characteristic simple in structure, with low cost and that air quantity is bigger, be correlated with as computer so be widely used and perimeter systems in radiator fan.
Be generally the fault of avoiding because of tube-axial fan and cause system's operation interrupted, the another set of standby fan of can connecting on the script radiator fan usually interrupts causing its overheated suffering damage to avoid system or its inner electronic building brick because of fan running.
And so-called tandem fan be with two separately the streaming fan of independent action shaft be cascaded.Conventional fan as shown in Figure 1 is assembled in motor 11 and blade structure 12 in the fan frame 13, again will be so the fan finished of two assemblings give combination by screw.Yet this design is comparatively complicated and more manufacturing time and the cost of palpus cost in assembling, and its shared volume is also big.
In existing tandem fan product, after two separate fan series connection, its blast may not have the effect of addition, reduces running efficiency each other because increasing impedance each other.Therefore, as desire minimizing interference each other, certainly will be with two fans of connecting apart from elongation.Yet under the installing space condition of limited, this mode is also infeasible.
Moreover, above-mentioned tube-axial fan and general forced draft fan or air blast all be single motor and single rotor to drive and to control each fan, this performance performance to fan has very big restriction, and its shared volume and required cost also relatively exceed a lot.
So, how to design a kind of take up space little, simple, the quick and serial fan convenient, with low cost and that can effectively reduce phase mutual interference between two fans of assembling, the then emphasis that develops for the present invention.
Therefore, the present invention is through concentrated test and research and a spirit of working with perseverance in view of the shortcoming of known technology, creates this case " radiator fan and motor configuration thereof " eventually.Below for the brief description of this case.
Summary of the invention
Main purpose of the present invention is to provide a kind of heat abstractor and motor configuration thereof, and it has single stator and control circuit but two-spool fan motor is arranged for a kind of.
A conception according to the present invention is, a kind of heat abstractor is provided, and it comprises:
One pedestal has a hollow bulb, and this hollow bulb runs through this pedestal and protrudes in outside the two opposite sides of this pedestal, and has a through hole;
At least two rotors are arranged at respectively on this pedestal;
One control element is arranged on this pedestal, to control the rotation of these at least two rotors; And
One stator is made up of a plurality of silicon steel sheets or unshakable in one's determination and a plurality of coil, and wherein these silicon steel sheets or iron core are embedded in this through hole of this pedestal, and in order to driving this at least two rotors, and these coils are socketed on outside this hollow bulb of this pedestal.
The present invention also provides a kind of heat abstractor, and it comprises:
One housing has a pedestal, and this pedestal is arranged within this housing, and this pedestal has a hollow bulb, and this hollow bulb runs through this pedestal and protrudes in outside the two opposite sides of this pedestal, and has a through hole;
At least two rotors are arranged at respectively on this pedestal;
One stator is made up of an excitatory element and a coil, and wherein this excitatory element is embedded in this through hole of this pedestal, and in order to driving this at least two rotors, and these coils are socketed on outside this hollow bulb of this pedestal; And
One control element is arranged on this pedestal, and this control element includes a plurality of electronic components, in order to drive and to control the rotation situation of this heat abstractor.
The present invention provides a kind of motor configuration again, can be applicable in the fan, and this fan has a pedestal, and this pedestal has a hollow bulb, and this hollow bulb runs through this pedestal and protrudes in the two opposite sides of this pedestal and have a through hole, and this motor configuration comprises:
At least two rotors are arranged at respectively on this pedestal;
One stator is made up of an excitatory element and a coil, and wherein this excitatory element is embedded in this through hole of this pedestal, and driving this at least two rotors, and these coils are socketed on outside this hollow bulb of this pedestal; And
One control element is arranged on this pedestal, and this control element includes a plurality of electronic components, in order to drive and to control this at least two rotors.
For further specifying above-mentioned purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.
Description of drawings
Fig. 1 is a kind of sectional arrangement drawing of conventional axial flow fan.
Fig. 2 A is the sectional arrangement drawing of a preferred embodiment of heat abstractor of the present invention.
Fig. 2 B is that drawing in side sectional elevation is amplified in the part in the heat abstractor shown in Fig. 2 A.
The three-dimensional exploded view of Fig. 3 A for being looked in the A side direction in the heat abstractor shown in Fig. 2 A.
The three-dimensional exploded view of Fig. 3 B for being looked in the B side direction in the heat abstractor shown in Fig. 2 A.
Fig. 4 is the air pressure air flow characteristic comparison diagram of the heat abstractor of known tandem fan and this case.
Embodiment
Please consult Fig. 2 A earlier, it shows a kind of preferred embodiment of heat abstractor of the present invention.This heat abstractor is a serial fan, and it comprises a housing 21, a pedestal 211, two rotors 22,22 ' and stators.This pedestal 211 is arranged in this housing 21, is connected with the inner surface of this housing and is fixed in this housing by a junction 212, and this connecting portion can be made up of a plurality of ribs (ribs) or stator blade (stator blades).This pedestal 211 has two sleeves 213,213 ' and extends to its two opposite sides respectively, with ccontaining bearing respectively 29 in it and support the rotating shaft 225 of this two rotor.Having more four hollow bulbs 214 on this pedestal 211 runs through respectively and is embedded in this pedestal 211 and has through hole respectively.
This stator is made up of a plurality of silicon steel sheets 24 and a plurality of coil 28, and these silicon steel sheets 24 are embedded in respectively in the through hole of four hollow bulbs 214 on this pedestal 211, and these coils 28 then are socketed on outside the hollow bulb 214 of a wherein side of this pedestal 211.In addition, above-mentioned silicon steel sheet can be unshakable in one's determination or other assembly with similar functions replace.And Fig. 2 B shown be the partial cross section enlarged drawing of four groups of silicon steel sheets and four groups of coils in the heat abstractor shown in Fig. 2 A, four magnetic poles of these four groups of silicon steel sheets and four groups of coil formation motors.
This heat abstractor has a control element such as printed circuit board (PCB) (PCB) 23, is arranged on the opposite side of this pedestal 211, includes a plurality of electronic building bricks 27 on it, in order to drive and to control the rotation situation of this heat abstractor.
This two rotor is respectively a power rotor 22 and a passive rotor 22 ', and this two rotor is made of a wheel hub 221, a plurality of blade 222, a magnet ring 223 and an iron plate 224 respectively.This iron plate 224 and this magnet ring 223 are attached at the inner surface of this wheel hub in regular turn, these a plurality of blades then be located on this wheel hub 221 around.
In addition, see also Fig. 3 A and 3B, it is respectively a three-dimensional exploded view of being watched the heat abstractor of this case by A side direction among Fig. 2 A and B side direction angle.This pedestal 211 is accepted this two rotors 22 as can be seen from FIG., 22 ', make its arranged in series in this housing, number of blades 222, the 222 ' difference of these two rotors, but also can be identical, and this iron plate 224,224 ' and this magnet ring 223,223 ' be attached at the inboard top surface of this wheel hub 221,221 ' in regular turn respectively.23 of this circuit boards place a wherein side of this pedestal 211, and a plurality of electronic building bricks 27 are provided on it, and these four silicon steel sheet groups or group 24 unshakable in one's determination then are embedded in the through hole of this hollow bulb 214 and run through this pedestal 211.An other side of this pedestal can see that then these four coil groups 28 are wound in outside this hollow bulb 214.In addition, this pedestal 211 is fixedly supported in this housing by the inner surface that a plurality of stator blades 212 (or being rib) are connected in this housing 21.
When assembling was finished, the magnet ring 223,223 ' of these two rotors 22,22 ' laid respectively at the opposite end of these silicon steel sheets or unshakable in one's determination 24, with induced field.When this heat abstractor running, this power rotor 22 is responded to its changes of magnetic field by the Hall element on this printed circuit board (PCB) 23 (Hall element), the magnetic force of controlling this coil groups 28 switches and its running, this driven rotor 22 ' then can be switched and synchronously in the same way or antiport along with the magnetic force of this coil groups 28.In addition, detect the rotating speed of this driven rotor 22 ' again by another Hall element.
At last, see also Fig. 4, it is the air pressure air flow characteristic comparison diagram of the heat abstractor of known tandem fan and this case.Figure can find out obviously that the blast that heat abstractor produced of this case and air quantity are all much larger than known serial fan thus.
The above embodiments are to be example with the motor with four magnetic poles, but according to the conception of this case, it also can be applicable in the middle of the motor configuration of other different magnetic poles number.
Described above comprehensive, disclosed heat abstractor has single stator, single circuit board and two-spool motor configuration, it not only can effectively reduce the volume and the cost of manufacture of heat abstractor, and a plurality of rotors are serially connected with in the same housing, between being arranged at by stator blade, can significantly promote the blast and the air quantity of this heat abstractor.
Though the present invention describes with reference to current specific embodiment, but those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, under the situation that does not break away from spirit of the present invention, also can make the variation and the modification of various equivalences, therefore, as long as variation, the modification to the foregoing description all will drop in the scope of claims of the present invention in connotation scope of the present invention.
Claims (13)
1. heat abstractor, it comprises:
One pedestal has a hollow bulb, and this hollow bulb runs through this pedestal and protrudes in outside the two opposite sides of this pedestal, and has a through hole;
At least two rotors are arranged at respectively on this pedestal;
One control element is arranged on this pedestal, to control the rotation of these at least two rotors; And
One stator is made up of a plurality of silicon steel sheets or unshakable in one's determination and a plurality of coil, and wherein these silicon steel sheets or iron core are embedded in this through hole of this pedestal, and in order to driving this at least two rotors, and these coils are socketed on outside this hollow bulb of this pedestal.
2. heat abstractor, it comprises:
One housing has a pedestal, and this pedestal is arranged within this housing, and this pedestal has a hollow bulb, and this hollow bulb runs through this pedestal and protrudes in outside the two opposite sides of this pedestal, and has a through hole;
At least two rotors are arranged at respectively on this pedestal;
One stator is made up of an excitatory element and a coil, and wherein this excitatory element is embedded in this through hole of this pedestal, and in order to driving this at least two rotors, and these coils are socketed on outside this hollow bulb of this pedestal; And
One control element is arranged on this pedestal, and this control element includes a plurality of electronic components, in order to drive and to control the rotation situation of this heat abstractor.
3. heat abstractor as claimed in claim 2 is characterized in that, this pedestal is connected with the inner surface of this housing by a junction and is fixed in this housing.
4. heat abstractor as claimed in claim 3 is characterized in that this connecting portion is made up of a plurality of ribs or stator blade.
5. heat abstractor as claimed in claim 1 or 2 is characterized in that this pedestal also has the two opposite sides that a plurality of sleeves are arranged at this pedestal respectively, with the rotating shaft of ccontaining these at least two rotors respectively with in order to support the bearing of this rotating shaft.
6. heat abstractor as claimed in claim 1, it is characterized in that, these at least two rotors are respectively a power rotor and passive rotor, this power rotor changes by the Hall element induced field on this control element, switch and make this power rotor running with the magnetic force of controlling this coil, and this passive rotor switches along with the magnetic force of this coil and synchronously in the same way or antiport.
7. heat abstractor as claimed in claim 2, it is characterized in that, these at least two rotors are respectively a power rotor and passive rotor, this power rotor changes by the Hall element induced field on this control element, switch and make this power rotor running with the magnetic force of controlling this coil, and this passive rotor switches along with the magnetic force of this coil and synchronously in the same way or antiport.
8. heat abstractor as claimed in claim 7 is characterized in that, this power rotor and this passive rotor have a wheel hub, a plurality of blade, a magnet ring and an iron plate respectively, and wherein this iron plate and this magnet ring are attached at the top surface in this wheel hub; This iron plate is between this wheel hub and this magnet ring, and this magnet ring of this power rotor and this passive rotor lays respectively at the two ends of this excitatory element, with induced field.
9. as claim 6 or 7 described heat abstractors, it is characterized in that, also comprise another Hall element, in order to detect the rotating speed of this passive rotor.
1O. heat abstractor as claimed in claim 1 or 2 is characterized in that, this control element is a printed circuit board (PCB).
11. heat abstractor as claimed in claim 1 or 2 is characterized in that, this heat abstractor can be an axial-flow type radiator fan, forced draft fan, air blast or centrifugal fan.
12. heat abstractor as claimed in claim 2 is characterized in that, this excitatory element is a silicon steel sheet or iron core.
13. a motor configuration can be applicable in the fan, this fan has a pedestal, and this pedestal has a hollow bulb, and this hollow bulb runs through this pedestal and protrudes in the two opposite sides of this pedestal and have a through hole, and this motor configuration comprises:
At least two rotors are arranged at respectively on this pedestal;
One stator is made up of an excitatory element and a coil, and wherein this excitatory element is embedded in this through hole of this pedestal, and driving this at least two rotors, and these coils are socketed on outside this hollow bulb of this pedestal; And
One control element is arranged on this pedestal, and this control element includes a plurality of electronic components, in order to drive and to control this at least two rotors.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2003101163559A CN1315246C (en) | 2003-11-21 | 2003-11-21 | Heat radiator and its motor structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2003101163559A CN1315246C (en) | 2003-11-21 | 2003-11-21 | Heat radiator and its motor structure |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1619922A CN1619922A (en) | 2005-05-25 |
CN1315246C true CN1315246C (en) | 2007-05-09 |
Family
ID=34760646
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2003101163559A Expired - Fee Related CN1315246C (en) | 2003-11-21 | 2003-11-21 | Heat radiator and its motor structure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1315246C (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103052806A (en) * | 2010-07-21 | 2013-04-17 | 外航服务公司澳大利亚有限公司 | Blower assembly with motor integrated into the impeller fan and blower housing constructions |
US9777735B2 (en) | 2012-07-20 | 2017-10-03 | Regal Beloit America, Inc. | Blower motor assembly having air directing surface |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101071964B (en) * | 2006-05-10 | 2010-07-14 | 建准电机工业股份有限公司 | Motor seat |
JP5487649B2 (en) * | 2009-03-06 | 2014-05-07 | パナソニック株式会社 | Fan motor and blower equipped with the fan motor |
CN102606492B (en) * | 2011-01-25 | 2015-04-22 | 台达电子工业股份有限公司 | Fan component |
CN103138479B (en) * | 2011-11-23 | 2016-06-29 | 新思考电机有限公司 | Fan motor and electronic equipment |
CN104149599B (en) * | 2014-08-14 | 2017-04-19 | 浙爆集团有限公司 | Multistage variable-speed electric hub |
CN107842515A (en) * | 2016-09-21 | 2018-03-27 | 科升科技有限公司 | Fan structure |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6232696B1 (en) * | 1999-07-23 | 2001-05-15 | Amotron Co., Ltd. | Vacuum generating apparatus with multiple rotors |
-
2003
- 2003-11-21 CN CNB2003101163559A patent/CN1315246C/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6232696B1 (en) * | 1999-07-23 | 2001-05-15 | Amotron Co., Ltd. | Vacuum generating apparatus with multiple rotors |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103052806A (en) * | 2010-07-21 | 2013-04-17 | 外航服务公司澳大利亚有限公司 | Blower assembly with motor integrated into the impeller fan and blower housing constructions |
US9777735B2 (en) | 2012-07-20 | 2017-10-03 | Regal Beloit America, Inc. | Blower motor assembly having air directing surface |
US10473108B2 (en) | 2012-07-20 | 2019-11-12 | Regal Beloit America, Inc. | Blower motor assembly having air directing surface |
Also Published As
Publication number | Publication date |
---|---|
CN1619922A (en) | 2005-05-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7525228B2 (en) | Three-phase opposite rotating motor and fan | |
US5755557A (en) | Axial flow fan | |
CA2575888C (en) | Methods and systems for emulating an induction motor utilizing an electronically commutated motor | |
JP3968084B2 (en) | Heat dissipation device and motor structure thereof | |
JP2005502291A (en) | Brushless DC electric motor | |
CN1853047A (en) | A bearing assembly | |
KR20030022281A (en) | Economical, non-wearing electrical drive device | |
CN1315246C (en) | Heat radiator and its motor structure | |
CN1716729A (en) | Electric rotating machine | |
US6700284B2 (en) | Fan assembly including a segmented stator switched reluctance fan motor | |
CN101060270A (en) | Circuit substrate built-in type brushless motor | |
CN1630165A (en) | Electric motor | |
EP1536142B1 (en) | Motor-blower unit | |
JP2005162448A (en) | Hoisting machine for elevator | |
CN1685591A (en) | A flat board type brushless DC motor | |
US20100052457A1 (en) | Methods and apparatus for fabrication of electric motors | |
US9369017B2 (en) | Fan and motor thereof | |
US8113801B2 (en) | Fan and motor thereof | |
US5796204A (en) | Brushless motor with a stator core integral with a holder | |
CN1523736A (en) | Minisize brushless DC fan | |
CN1725608A (en) | Brushless DC motor | |
US20050035679A1 (en) | Stator of brushless direct current motor | |
CN1292596A (en) | Electric motor with easy-to-start bipolar permanent magnet rotor | |
CN1866673A (en) | Motor structure | |
JP2000354350A (en) | Fan motor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070509 Termination date: 20181121 |