CN203504359U - External rotor motor structure - Google Patents
External rotor motor structure Download PDFInfo
- Publication number
- CN203504359U CN203504359U CN201320567772.4U CN201320567772U CN203504359U CN 203504359 U CN203504359 U CN 203504359U CN 201320567772 U CN201320567772 U CN 201320567772U CN 203504359 U CN203504359 U CN 203504359U
- Authority
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- China
- Prior art keywords
- base
- outer rotor
- control box
- circuit board
- motor structure
- 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 - Lifetime
Links
- 238000009413 insulation Methods 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 abstract description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Motor Or Generator Frames (AREA)
Abstract
The utility model discloses an external rotor motor structure comprising a motor entity portion and a controller portion, wherein the motor entity portion comprises a stator assembly, an external rotor assembly, a rotating shaft and a pedestal, the controller portion comprises a control box and a control circuit board integrated with electronic devices, the control box is installed on the top surface of the pedestal, and the control circuit board is installed on the upper wall of a cavity of the control box in an inverted manner. The external rotor motor structure is simple in structure, good in waterproof and draining performances, convenient to install and high in reliability, and is solid and firm.
Description
Technical field:
The utility model relates to a kind of outer rotor motor structure.
Background technology:
Existing external rotor electric machine comprises motor entity part and controller part, wherein motor entity part comprises stator module, outer rotor component, rotating shaft and base, controller partly comprises control box and is integrated with the control circuit board of electronic device, in the middle of base, down stretch out receiver, rotating shaft is positioned at receiver the inside and is bearing on the bearing at receiver two ends, stator module is sleeved on receiver outside, rotating shaft and outer rotor component link together, outer rotor component is nested in stator module outside, control box is arranged on the end face of base, control circuit board is positioned at the cavity the inside of control box, be arranged on the end face of base, but there is following several problem in the external rotor electric machine of this structure: 1) from the lead-in wire of control box Base top contact, easily cause into water, water is directly from control box overhead stream to control circuit board, finally cause control circuit board to damage, affect the normal operation of motor, 2) drainage performance of base is poor, easily forms ponding on the end face of base, and ponding even can flow into stator module or the outer rotor component the inside of base below, causes motor normally not move, and has larger potential safety hazard, 3) installation trouble, the reliability between control box and base low, easily get loose, poor sealing performance.
Summary of the invention:
The purpose of this utility model is to provide a kind of outer rotor motor structure, and this is simple in structure, waterproof and drainage performance is good, easy for installation, solid firmly, reliability is high.
The purpose of this utility model is achieved by following technical proposals.
An outer rotor motor structure, comprises motor entity part and controller part, and wherein motor entity part comprises stator module, outer rotor component, rotating shaft and base, and controller partly comprises control box and is integrated with the control circuit board of electronic device:
Down stretches out receiver in the middle of base, receiver two ends are provided with bearing chamber, and bearing is installed in bearing chamber the inside, and rotating shaft is positioned at receiver the inside and two supports on bearing;
Stator module comprises stator core, overhang insulation and coil windings, overhang insulation is arranged on the end face of stator core, coil windings is reeled and is arranged on overhang insulation, offers iron core through hole in the middle of stator core, and stator core is sleeved on receiver outside by iron core through hole;
Outer rotor component comprises the casing sleeve and the some permanent magnets that are arranged on the cavity volume inwall of casing sleeve with cavity volume, and casing sleeve crown center arranges installing hole, and rotating shaft is arranged on installing hole, and casing sleeve is nested in stator module outside;
Control box is arranged on the end face of base, and control circuit board upside-down mounting is on the cavity roof of control box.
Control box top depression formation control box step described above is provided with wire bushing on control box step, and the entrance of wire bushing is lower than control circuit board.
The end face of base described above is recessed to form pit, in the upper outer of outer rotor component, offer some osculums on the edge of pit bottom surface.
Pit bottom surface described above is a low clinoplain of the high surrounding in centre.
Control box end described above is stretched out mounting edge outward, and chassis outer side edge protrudes lower mounting edge outward, by screw, upper mounting edge and the locking of lower mounting edge is installed together, and on upper mounting edge and lower mounting edge, is provided with some installation through holes.
The outer ledge of base described above up stretches out an annular nib, and annular nib stretches into the cavity the inside of control box and is close to the inwall of cavity.
On base described above, offer fairlead, so that the electric wire on motor entity is electrically connected to control circuit board through fairlead, along stretching out the first boss on fairlead outside, base.
Described above along stretching out the second boss on bearing chamber outside, base, at the top of the second boss, cover plate is installed.
Described above is provided with mounting flange in casing sleeve outside.
Base described above below, Hall circuit board is installed on stator module, the magnetic field of the Hall element direct-detection permanent magnet on Hall circuit board, and signal is transmitted to control circuit board.
The utility model compared with prior art, there is following effect: 1) a kind of outer rotor motor structure, comprise motor entity part and controller part, wherein motor entity part comprises stator module, outer rotor component, rotating shaft and base, controller partly comprises control box and is integrated with the control circuit board of electronic device, in the middle of base, down stretch out receiver, receiver two ends are provided with bearing chamber, bearing is installed in bearing chamber the inside, rotating shaft is positioned at receiver the inside and two supports on bearing, stator module comprises stator core, overhang insulation and coil windings, overhang insulation is arranged on the end face of stator core, coil windings is reeled and is arranged on overhang insulation, in the middle of stator core, offer iron core through hole, stator core is sleeved on receiver outside by iron core through hole, outer rotor component comprises the casing sleeve and the some permanent magnets that are arranged on the cavity volume inwall of casing sleeve with cavity volume, casing sleeve crown center arranges installing hole, rotating shaft is arranged on installing hole, casing sleeve is nested in stator module outside, control box is arranged on the end face of base, control circuit board upside-down mounting is on the cavity roof of control box, therefore the water flowing into from the lead-in wire position of control box can not flow directly to control circuit board, can effectively protect control circuit board, this is simple in structure, water resistance is good, reliability is high, 2) control box top depression formation control box step, on control box step, wire bushing is installed, the entrance of wire bushing is lower than control circuit board, and the water therefore flowing into from wire bushing can flow directly to the end face of base, can not flow on control circuit board, this is simple in structure, water resistance good, 3) end face of base is recessed to form pit, in the upper outer of outer rotor component, offer some osculums on the edge of pit bottom surface, the water flowing out from the osculum of base can not flow to stator module or the outer rotor component the inside below base yet, therefore can effectively protect stator module and outer rotor component, this is simple in structure, waterproof and drainage performance is good, reliability is high, the bottom surface of pit is a low clinoplain of the high surrounding in centre, this plane simple in structure, that tilt is beneficial to draining, can on the end face of base, not form ponding, 4) control box end is stretched out mounting edge outward, chassis outer side edge protrudes lower mounting edge outward, by screw, the locking of upper mounting edge and lower mounting edge is installed together, this is simple in structure, makes that connection between control box and base is convenient, solid firmly, reliability is high, 5) outer ledge up stretches out an annular nib, and annular nib stretches into the cavity the inside of control box and is close to the inwall of cavity, makes the water flowing down from control box outside be not easy to infiltrate base the inside, this is simple in structure, sealing and water resistance good, 6) on base, offer fairlead, so that the electric wire on motor entity is electrically connected to control circuit board through fairlead, along stretching out the first boss on fairlead outside, base, along stretching out the second boss on bearing chamber outside, base, make water on base top surface can not flow to stator module or the outer rotor component the inside below base, simple in structure, water resistance good, top at the second boss is provided with cover plate, prevent that the water flowing down from wire bushing from flowing to bearing chamber the inside, this is simple in structure, water resistance good, 7) casing sleeve outside is provided with mounting flange, and this is simple in structure, make the easier for installation of motor.
Accompanying drawing explanation:
Fig. 1 is stereogram of the present utility model.
Fig. 2 is an exploded view of the present utility model.
Fig. 3 is another exploded view of the present utility model
Fig. 4 is vertical view of the present utility model
Fig. 5 is the A-A cutaway view in Fig. 4.
Embodiment:
Below by specific embodiment, also by reference to the accompanying drawings the utility model is described in further detail.
As shown in Figures 1 to 5, the utility model is a kind of outer rotor motor structure, comprise motor entity part and controller part, wherein motor entity part comprises stator module 1, outer rotor component 2, rotating shaft 3 and base 4, and controller partly comprises control box 5 and is integrated with the control circuit board 6 of electronic device:
In the middle of base 4, down stretches out receiver 41, receiver 41 two ends are provided with bearing chamber 410, and bearings 42 are installed in bearing chamber 410 the insides, and rotating shaft 3 is positioned at receiver 41 the insides and two supports on bearing 42;
The end face of base 4 is recessed to form pit 430, in the upper outer of outer rotor component 2, offer some osculums 43 on the edge of pit 430 bottom surfaces.
The outer ledge of base 4 up stretches out an annular nib 45, and annular nib 45 stretches into cavity 51 the insides of control box 5 and is close to the inwall of cavity 51.
On base 4, offer fairlead 46, so that the electric wire on motor entity is electrically connected to control circuit board 6 through fairlead 46, along stretching out the first boss 47 on fairlead 46 outsides, base 4.
Along stretching out the second boss 48 on bearing chamber 410 outsides, base 4, at the top of the second boss 48, cover plate 9 is installed.
In casing sleeve 21 outsides, be provided with mounting flange 10.
Principle of the present utility model is: control box 5 is arranged on the end face of base 4; control circuit board 6 upside-down mountings are on cavity 51 roofs of control box 5; control box 5 top depression formation control box steps 52; wire bushing 7 is installed on control box step 52; the entrance of wire bushing 7 is lower than control circuit board 6; the water flowing into from wire bushing 7 can not flow to above control circuit board 6, therefore can effectively protect control circuit board 6, prevent control circuit board 6 damage that gets wet.
Claims (10)
1. an outer rotor motor structure, comprise motor entity part and controller part, wherein motor entity part comprises stator module (1), outer rotor component (2), rotating shaft (3) and base (4), and controller partly comprises control box (5) and is integrated with the control circuit board (6) of electronic device:
Down stretches out receiver (41) in the middle of base (4), receiver (41) two ends are provided with bearing chamber (410), and bearing (42) is installed in bearing chamber (410) the inside, and rotating shaft (3) is positioned at receiver (41) the inside and two supports on bearing (42);
Stator module (1) comprises stator core (11), overhang insulation (12) and coil windings (13), overhang insulation (12) is arranged on the end face of stator core (11), coil windings (13) is reeled and is arranged on overhang insulation (12), in the middle of stator core (11), offer iron core through hole, stator core (11) is sleeved on receiver (41) outside by iron core through hole;
Outer rotor component (2) comprises with the casing sleeve (21) of cavity volume (210) and is arranged on some permanent magnets (22) of cavity volume (210) inwall of casing sleeve (21), casing sleeve (21) crown center arranges installing hole (211), it is upper that rotating shaft (3) is arranged on installing hole (211), and casing sleeve (21) is nested in stator module (1) outside;
It is characterized in that: control box (5) is arranged on the end face of base (4), control circuit board (6) upside-down mounting is on cavity (51) roof of control box (5).
2. a kind of outer rotor motor structure according to claim 1, it is characterized in that: control box (5) top depression formation control box step (52), wire bushing (7) is installed on control box step (52), and the entrance of wire bushing (7) is lower than control circuit board (6).
3. a kind of outer rotor motor structure according to claim 2, it is characterized in that: the end face of base (4) is recessed to form pit (430), in the upper outer of outer rotor component (2), offer some osculums (43) on the edge of pit (430) bottom surface.
4. a kind of outer rotor motor structure according to claim 3, is characterized in that: pit (430) bottom surface is a low clinoplain of the high surrounding in centre.
5. according to a kind of outer rotor motor structure described in claim 1 or 2 or 3, it is characterized in that: control box (5) end is stretched out mounting edge (53) outward, base (4) outer ledge protrudes lower mounting edge (44) outward, by screw (8), upper mounting edge (53) and lower mounting edge (44) locking are installed together, on upper mounting edge (53) and lower mounting edge (44), are provided with some installation through holes (54).
6. according to a kind of outer rotor motor structure described in claim 1 or 2 or 3, it is characterized in that: the outer ledge of base (4) up stretches out an annular nib (45), annular nib (45) stretches into cavity (51) the inside of control box (5) and is close to the inwall of cavity (51).
7. according to a kind of outer rotor motor structure described in claim 1 or 2 or 3, it is characterized in that: on base (4), offer fairlead (46), so that the electric wire on motor entity is electrically connected to control circuit board (6) through fairlead (46), along stretching out the first boss (47) on fairlead (46) outside, base (4).
8. according to a kind of outer rotor motor structure described in claim 1 or 2 or 3, it is characterized in that: along stretching out the second boss (48) on bearing chamber (410) outside, base (4), at the top of the second boss (48), cover plate (9) is installed.
9. according to a kind of outer rotor motor structure described in claim 1 or 2 or 3, it is characterized in that: in casing sleeve (21) outside, be provided with mounting flange (10).
10. according to a kind of outer rotor motor structure described in claim 1 or 2 or 3, it is characterized in that: base (4) below, Hall circuit board (14) is installed on stator module (1), the magnetic field of the Hall element direct-detection permanent magnet (22) on Hall circuit board (14), and signal is transmitted to control circuit board (6).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320567772.4U CN203504359U (en) | 2013-09-12 | 2013-09-12 | External rotor motor structure |
| PCT/CN2014/074171 WO2015035765A1 (en) | 2013-09-12 | 2014-03-27 | External rotor motor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320567772.4U CN203504359U (en) | 2013-09-12 | 2013-09-12 | External rotor motor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203504359U true CN203504359U (en) | 2014-03-26 |
Family
ID=50335303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320567772.4U Expired - Lifetime CN203504359U (en) | 2013-09-12 | 2013-09-12 | External rotor motor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203504359U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015035765A1 (en) * | 2013-09-12 | 2015-03-19 | 中山大洋电机制造有限公司 | External rotor motor structure |
| WO2015165203A1 (en) * | 2014-04-30 | 2015-11-05 | 中山大洋电机股份有限公司 | Plastic sealed motor |
| CN105099048A (en) * | 2014-05-22 | 2015-11-25 | 台达电子工业股份有限公司 | Waterproof motor |
| WO2016023388A1 (en) * | 2014-08-15 | 2016-02-18 | 中山大洋电机股份有限公司 | Motor controller and external rotor motor using same |
| CN106059147A (en) * | 2016-07-28 | 2016-10-26 | 奉化市兴宇电机制造有限公司 | Electric automobile air conditioner compressor drive DC brushless motor |
| WO2017004845A1 (en) * | 2015-07-04 | 2017-01-12 | 中山大洋电机股份有限公司 | External rotor motor and fan using same |
| WO2018018905A1 (en) * | 2016-07-26 | 2018-02-01 | 中山大洋电机股份有限公司 | External rotor motor |
| IT201700067309A1 (en) * | 2017-06-16 | 2018-12-16 | I M E Ind Motori Elettrici S P A | BUILT-IN FAN SYSTEM |
| WO2020015360A1 (en) * | 2018-07-14 | 2020-01-23 | 中山大洋电机股份有限公司 | Dc brushless outer rotor motor |
-
2013
- 2013-09-12 CN CN201320567772.4U patent/CN203504359U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015035765A1 (en) * | 2013-09-12 | 2015-03-19 | 中山大洋电机制造有限公司 | External rotor motor structure |
| WO2015165203A1 (en) * | 2014-04-30 | 2015-11-05 | 中山大洋电机股份有限公司 | Plastic sealed motor |
| CN105099048B (en) * | 2014-05-22 | 2018-06-01 | 台达电子工业股份有限公司 | Waterproof motor |
| CN105099048A (en) * | 2014-05-22 | 2015-11-25 | 台达电子工业股份有限公司 | Waterproof motor |
| WO2016023388A1 (en) * | 2014-08-15 | 2016-02-18 | 中山大洋电机股份有限公司 | Motor controller and external rotor motor using same |
| US10389186B2 (en) | 2015-07-04 | 2019-08-20 | Zhongshan Broad-Ocean Motor Co., Ltd. | External rotor motor and draught fan comprising the same |
| WO2017004845A1 (en) * | 2015-07-04 | 2017-01-12 | 中山大洋电机股份有限公司 | External rotor motor and fan using same |
| WO2018018905A1 (en) * | 2016-07-26 | 2018-02-01 | 中山大洋电机股份有限公司 | External rotor motor |
| CN106059147A (en) * | 2016-07-28 | 2016-10-26 | 奉化市兴宇电机制造有限公司 | Electric automobile air conditioner compressor drive DC brushless motor |
| IT201700067309A1 (en) * | 2017-06-16 | 2018-12-16 | I M E Ind Motori Elettrici S P A | BUILT-IN FAN SYSTEM |
| WO2018229628A1 (en) * | 2017-06-16 | 2018-12-20 | I.M.E. INDUSTRIA MOTORI ELETTRICI S.p.A. | Flush-mounted fan system |
| US11879469B2 (en) | 2017-06-16 | 2024-01-23 | I.M.E. INDUSTRIA MOTORI ELETTRICI S.p.A. | Flush-mounted fan system |
| WO2020015360A1 (en) * | 2018-07-14 | 2020-01-23 | 中山大洋电机股份有限公司 | Dc brushless outer rotor motor |
| US11404940B2 (en) | 2018-07-14 | 2022-08-02 | Zhongshan Broad-Ocean Motor Co., Ltd. | Brushless direct current motor |
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Legal Events
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140326 |