CN102664478A - Permanent magnet water-cooling disc type motor - Google Patents
Permanent magnet water-cooling disc type motor Download PDFInfo
- Publication number
- CN102664478A CN102664478A CN2012101429316A CN201210142931A CN102664478A CN 102664478 A CN102664478 A CN 102664478A CN 2012101429316 A CN2012101429316 A CN 2012101429316A CN 201210142931 A CN201210142931 A CN 201210142931A CN 102664478 A CN102664478 A CN 102664478A
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- China
- Prior art keywords
- water tank
- end cap
- tank end
- permanent magnet
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 79
- 230000005389 magnetism Effects 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 230000005347 demagnetization Effects 0.000 abstract description 7
- 239000000498 cooling water Substances 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000000696 magnetic material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
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- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a permanent magnet water-cooling disc type motor, which comprises a water tank end cover, a stator, a shell, a rotor, bearings, a spindle and a fastening bolt, wherein a heating body stator of a permanent magnet motor is fastened on the water tank end cover; the spindle is fixedly connected with a permanent magnet rotor; two ends of the spindle are respectively arranged on the water tank end cover and a front end cover through the bearings; radiating fins and a water inlet pipe are arranged on the water tank end cover; a water outlet pipe is communicated with a water tank of the water tank end cover; and the water tank of the water tank end cover is communicated with a circulating cooling water source; and therefore, the permanent magnet disc type motor operates at an environment of away from permanent magnet high temperature demagnetization temperature, the demagnetization of the motor can not be carried out under any working condition, the power density, the torque density and the efficiency of the permanent magnet disc type motor are greatly improved, and the service life of the permanent magnet disc type motor is greatly prolonged.
Description
Technical field
The present invention relates to a kind of magneto, relate in particular to the permanent magnet disc motor that a kind of end cap has water tank.
Background technology
Well-known magneto particularly permanent magnet disc motor is a kind of high-performance motor, and volume is little, and is in light weight, simple in structure, and control is flexible, and the power/volume ratio is high, and power factor is high, and required inverter capacity is little.Be both the high temperature demagnetization problem that magneto comprises permanent magnet disc motor; Be all magneto development of well-known obstruction and application a great problem equally: the too high motor magnetic material that at first makes of permanent magnet disc motor temperature demagnetizes; And even lost efficacy thereby be directed at moment decline motor; Therefore the maximum temperature of motor appearance permission depends on the de-magnetization point of different motor magnetic materials: the de-magnetization point of present magnetic material is all at 130-180 degree Celsius, and the motor appearance temperature in the work and the temperature of motor internal permanent magnet differ 50-60 degree Celsius.So when permanent magnet disc motor table temperature was spent near Celsius 70-80, permanent magnet disc motor had begun demagnetization.
Summary of the invention
Efficiently move for guaranteeing that permanent magnet disc motor does not demagnetize, the purpose of this invention is to provide a kind of permanent magnetism water-cooled disc type electric machine.
The technical scheme that the present invention taked is: permanent magnetism water-cooled disc type electric machine according to the invention; Shown in accompanying drawing 1; Comprise water tank end cap 1, stator 2, casing 3, p-m rotor 4, bearing 5, main shaft 6, front end housing 7 fastening bolts 8,9-1,9-2; Stator 2 is fastened on directly heat radiation on the water tank end cap 1 through fastening bolt 8; Main shaft 6 is fixedly connected with p-m rotor 4, and install respectively on tank lid 1 and the front end housing 7 through bearing 5-1,5-2 at the two ends of main shaft 6, and it is to interlink that the fin of even cloth and the water tank of water inlet pipe 10, outlet pipe 11 and water tank end cap 1 are arranged on the water tank end cap 1.
Further respectively two stator 6-1,6-2 are fastened on water tank end cap 1-1 and the water tank end cap 1-2 through fastening bolt 8-1,8-2; On water tank end cap 1-1 and water tank end cap 1-2, all spare and be furnished with fin; Fastening bolt 9-1,9-2 are fastened on water tank end cap 1-1 and water tank end cap 1-2 on the casing 3; The water tank of water tank end cap 1-1 is connected by tube connector 9 with the water tank of water tank end cap 1-2, and water inlet pipe 10 is arranged on the water tank end cap 1-1, and outlet pipe 11 is arranged on the water tank end cap.
Beneficial effect of the present invention: owing to directly be fastened on the water tank end cap that has water tank and fin at heater stator 2 with permanent magnet disc motor; Water tank and recirculated cooling water source interlink, and guarantee that permanent magnet disc motor moves under the demagnetization temperature far below permanent magnet disc motor all the time.
Description of drawings
Fig. 1 is a kind of single stator structure diagrammatic sketch of the present invention;
Fig. 2 is a kind of double-stator structure diagrammatic sketch of the present invention;
Among the figure: 1 water tank end cap; 2 stators; 3 housings; 4 p-m rotors; 5 bearings; 6 main shafts; 7 front end housings; 8 fastening bolts; 9 fastening bolts; 10 water inlet pipes; 11 outlet pipes; 12 tube connectors.
Embodiment
Below in conjunction with accompanying drawing and embodiment, specific embodiments of the invention further describes.Following examples only are used for technical scheme of the present invention more clearly is described, and can not limit protection scope of the present invention with this.
Embodiment 1: permanent magnetism water-cooled disc type electric machine according to the invention; As shown in Figure 1; By the permanent magnetism water-cooled disc type electric machine that water tank end cap is formed, said permanent magnet disc motor comprises water tank end cap 1, stator 2, casing 3, p-m rotor 4, bearing 5, main shaft 6, front end housing 7 fastening bolts 8,9-1,9-2, and fastening bolt 8 is fastened on directly heat radiation on the water tank end cap 1 with stator 2; Main shaft 6 is fixedly connected with p-m rotor 4; Install respectively on water tank end cap 1 and the front end housing 7 through bearing 5-1,5-2 at the two ends of main shaft 6, by fastening bolt 9-1,9-2 water tank end cap 1 and front end housing 7 is fastened on the casing 3, and it is to interlink that the fin of even cloth and the water tank of water inlet pipe 10, outlet pipe 11 and water tank end cap 1 are arranged on the water tank end cap 1; Water tank and recirculated cooling water source interlink; Mode and structure through water-cooled guarantee that permanent magnet disc motor moves under the demagnetization temperature far below permanent magnet disc motor all the time, has guaranteed that permanent magnet disc motor does not demagnetize, and can efficiently move.
Technical scheme of the present invention can be used for the permanent magnet disc motor of double-stator structure equally, such as, embodiment 2 is on the basis of enforcement 1; Respectively two stator 6-1,6-2 are fastened on water tank end cap 1-1 and the water tank end cap 1-2 with fastening bolt 8-1,8-2; On water tank end cap 1-1 and water tank end cap 1-2, all spare and be furnished with fin, with fastening bolt 9-1,9-2 water tank end cap 1-1 and water tank end cap 1-2 are fastened on the casing 3, the water tank of water tank end cap 1-1 is connected by tube connector 9 with the water tank of water tank end cap 1-2; Water inlet pipe 10 is arranged on the water tank end cap 1-1; Outlet pipe 11 is arranged on the water tank end cap, and water tank and recirculated cooling water source interlink, and guarantees that through the mode and the structure of water-cooled permanent magnet disc motor moves under the demagnetization temperature far below permanent magnet disc motor all the time; Guaranteed that permanent magnet disc motor does not demagnetize, and can efficiently move.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from know-why of the present invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (2)
1. permanent magnetism water-cooled disc type electric machine; Comprise water tank end cap (1), stator (2), casing (3), p-m rotor (4), bearing (5), main shaft (6), front end housing (7) fastening bolt (8,9-1,9-2); Fastening bolt (8) is fastened on water tank end cap (1) with stator (2) and goes up directly heat radiation; Main shaft (6) is fixedly connected with p-m rotor (4); Install respectively on water tank end cap (1) and the front end housing (7) through bearing (5-1,5-2) at the two ends of main shaft (6); Fastening bolt (9-1,9-2) is fastened on water tank end cap (1) and front end housing (7) on the casing (3), it is characterized in that: have the fin of even cloth and water inlet pipe (10), outlet pipe (11) to interlink with the water tank of water tank end cap (1) on the water tank end cap (1).
2. according to the said permanent magnetism water-cooled of claim 1 disc type electric machine; It is characterized in that: respectively with two stators (6-1), (6-2) through fastening bolt (8-1,8-2) be fastened on water tank end cap (1-1) and (1-2) on; On water tank end cap (1-1) and water tank end cap (1-2), all spare and be furnished with fin; Fastening bolt (9-1,9-2) is fastened on water tank end cap (1-1) and water tank end cap (1-2) on the casing (3); The water tank of water tank end cap (1-1) is connected by tube connector (9) with the water tank of water tank end cap (1-2), and water inlet pipe (10) is arranged on the water tank end cap (1-1), and outlet pipe (11) is arranged on the water tank end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101429316A CN102664478A (en) | 2012-05-09 | 2012-05-09 | Permanent magnet water-cooling disc type motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101429316A CN102664478A (en) | 2012-05-09 | 2012-05-09 | Permanent magnet water-cooling disc type motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102664478A true CN102664478A (en) | 2012-09-12 |
Family
ID=46773917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101429316A Pending CN102664478A (en) | 2012-05-09 | 2012-05-09 | Permanent magnet water-cooling disc type motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102664478A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102904385A (en) * | 2012-11-14 | 2013-01-30 | 广州转矩王电子产品有限公司 | Amorphous stator water-cooling permanent magnet disc type motor |
| CN105406633A (en) * | 2015-12-17 | 2016-03-16 | 安徽皖南新维电机有限公司 | Overheating prevention motor |
| CN109904951A (en) * | 2017-12-11 | 2019-06-18 | 北京金风科创风电设备有限公司 | Ultra-high-speed permanent magnet disc type motor and mounting method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070029885A1 (en) * | 2005-08-04 | 2007-02-08 | Denso Corporation | Cooling system for vehicle alternator |
| CN201118333Y (en) * | 2007-03-26 | 2008-09-17 | 深圳市金奇稀土电机有限公司 | Water-cooled electric vehicle drive motor |
| CN101425721A (en) * | 2008-11-29 | 2009-05-06 | 杨国仙 | Water-cooled disc type motor |
| CN201918845U (en) * | 2010-12-31 | 2011-08-03 | 焦伟 | Energy-saving high-temperature-resistant fully-sealed circulation water cooling motor |
| CN202663224U (en) * | 2012-05-09 | 2013-01-09 | 上海颢源新能源科技有限公司 | Permanent magnet water-cooling disc type motor |
-
2012
- 2012-05-09 CN CN2012101429316A patent/CN102664478A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070029885A1 (en) * | 2005-08-04 | 2007-02-08 | Denso Corporation | Cooling system for vehicle alternator |
| CN201118333Y (en) * | 2007-03-26 | 2008-09-17 | 深圳市金奇稀土电机有限公司 | Water-cooled electric vehicle drive motor |
| CN101425721A (en) * | 2008-11-29 | 2009-05-06 | 杨国仙 | Water-cooled disc type motor |
| CN201918845U (en) * | 2010-12-31 | 2011-08-03 | 焦伟 | Energy-saving high-temperature-resistant fully-sealed circulation water cooling motor |
| CN202663224U (en) * | 2012-05-09 | 2013-01-09 | 上海颢源新能源科技有限公司 | Permanent magnet water-cooling disc type motor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102904385A (en) * | 2012-11-14 | 2013-01-30 | 广州转矩王电子产品有限公司 | Amorphous stator water-cooling permanent magnet disc type motor |
| CN105406633A (en) * | 2015-12-17 | 2016-03-16 | 安徽皖南新维电机有限公司 | Overheating prevention motor |
| CN109904951A (en) * | 2017-12-11 | 2019-06-18 | 北京金风科创风电设备有限公司 | Ultra-high-speed permanent magnet disc type motor and mounting method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120912 |