CN203278504U - Ventilating rare-earth permanent magnet motor - Google Patents
Ventilating rare-earth permanent magnet motor Download PDFInfo
- Publication number
- CN203278504U CN203278504U CN 201320140497 CN201320140497U CN203278504U CN 203278504 U CN203278504 U CN 203278504U CN 201320140497 CN201320140497 CN 201320140497 CN 201320140497 U CN201320140497 U CN 201320140497U CN 203278504 U CN203278504 U CN 203278504U
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- Prior art keywords
- permanent magnet
- housing
- earth permanent
- magnet motor
- rotor
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- Permanent Magnet Type Synchronous Machine (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model relates to a ventilating rare-earth permanent magnet motor, which comprises an end cover (1) at the top end, a rear baffle plate (2) at the rear part, a base (3) at the lower end, a shell (4) at the external part, a stator (12) and a rotor (13), wherein the stator (12) and the rotor (13) are oppositely arranged, a winding (7) is uniformly arranged at the upper end of the stator (12), the shell (4) is internally provided with a permanent magnet (10) and an isolation sleeve (9) outside the permanent magnet (10), the front end of the shell (4) is provided with a transmission shaft (6), the shell (4) is provided with a ventilation port (16), the shell (4) is further internally provided with an air filter (17), and an air inlet port of the air filter (17) is connected with the ventilation port (16). According to the ventilating rare-earth permanent magnet motor provided by the utility model, air pollution caused by ventilation is reduced through arranging the air filter, and the service life of the motor is prolonged.
Description
Technical field
The utility model relates to a kind of rare-earth permanent magnet motor, relates in particular to a kind of aeration type rare-earth permanent magnet motor, belongs to the motor manufacturing technology field.
Background technology
In prior art, for various electric boosted products, people generally with more be that DC motor provides electric power.As everyone knows, motor is to carry out take magnetic field as medium the calutron that mechanical energy and electric energy are changed mutually, and this direct current machine carries out the required air-gap field of energy converting between mechanical by foundation, generally by two kinds of methods.
The one, the magnetic field that produces by electric current in the motor winding is as common direct current machine and synchronous machine.The motor of this electric excitation had both needed to have special winding and supporting device, also needed constantly to provide energy to keep current flowing.
The 2nd, produce magnetic field with permanent magnet, utilize the inherent characteristic of permanent magnet material, through after magnetizing in advance or magnetizing, do not need external energy to set up magnetic field around it, like this can either simplify electric machine structure, again can conserve energy.
But along with various permanent magnetic materials, coming out one after another of the technical development of Al-Ni-Co permanent magnet, ferrite permanent-magnet, particularly rare earth permanent magnet for example, the magnetic property of permanent magnet is greatly improved, and incident is the generation of rare-earth permanent-magnet electric machine.
Rare-earth permanent-magnet electric machine has lot of advantages, such as simple in structure, reliable, volume is little etc., also has lighter weight, loss is less, efficient is more high.But still there are some problems in this present class motor, comprises keeping comparatively difficulty of constant voltage, can't adapt to the field of high request power supply quality.Motor can produce a large amount of heats when work, if untimely the shedding of these heats can cause the motor interior excess Temperature, when reaching heat-resisting limit value, even can melt inner member, causes the motor damage.
The utility model content
In order to overcome the deficiencies in the prior art, resolve the problem of prior art, make up the existing deficiency of existing product in the market.
the utility model provides a kind of aeration type rare-earth permanent magnet motor, the end cap that comprises the top, the backboard at rear portion, the base of lower end and outside housing, outer setting has fixed axis in the upper end of housing, be provided with permanent magnet in housing, stator and rotor, wherein stator is relative with rotor and establish, the upper end of stator has been evenly arranged winding, also be provided with the spacer of permanent magnet and permanent magnet outside in housing, the front end of housing is provided with power transmission shaft, power transmission shaft is connected with rotor, have ventilating opening on described housing, also be provided with air cleaner in described housing, the air inlet of described air cleaner is connected with described ventilating opening.
Preferably, be provided with support bar in above-mentioned housing.
Preferably, be fixed with heat emission fan on above-mentioned backboard.
Preferably, the spatial placement between above-mentioned end cap and housing has inserts.
Preferably, be connected by rolling bearing between above-mentioned power transmission shaft and rotor.
Preferably, be provided with the elevating screw pin on above-mentioned backboard.
The aeration type rare-earth permanent magnet motor that the utility model provides is compared with traditional rare-earth permanent magnet motor, the aeration type rare-earth permanent magnet motor that the utility model provides is by arranging air cleaner, the air pollution of minimizing because ventilating and producing, the useful life of having improved motor.
Description of drawings
Fig. 1 is the utility model structural representation.
Mark in figure: 1-end cap; The 2-backboard; The 3-base; The 4-housing; The 5-fixed axis; The 6-power transmission shaft; The 7-winding; The 8-support bar; The 9-spacer; The 10-permanent magnet; The 11-heat emission fan; The 12-stator; The 13-rotor; The 14-rolling bearing; 15-elevating screw pin; The 16-ventilating opening; The 17-air cleaner.
Embodiment
Understand and implement the utility model for the ease of those of ordinary skills, below in conjunction with the drawings and the specific embodiments, the utility model being described in further detail.
Be illustrated in figure 1 as aeration type rare-earth permanent magnet motor structural representation of the present utility model, main body comprises the end cap 1 on top, the backboard 2 at rear portion, base 3 and the outside housing 4 of lower end.In agent structure, outer setting has fixed axis 5 in the upper end of housing 4, is provided with permanent magnet 10, stator 12 and rotor 13 in housing 4, and the front end of housing 4 is provided with power transmission shaft 6, and power transmission shaft 6 is connected with rotor 13.
As shown in Figure 1, stator 12 is relative with rotor 13 and establish, and the upper end of stator 12 has been evenly arranged winding 7, also is provided with the spacer 9 of permanent magnet 10 and permanent magnet 10 outsides in housing 4, is used for keeping apart permanent magnet 10 and stator 12 and rotor 13.
Be provided with support bar 8 in housing 4, be used for supporting internal structure, prevent internal structure and cave in, everything goes well with your work to guarantee internal components.Be fixed with heat emission fan 11 on backboard 2, be used for providing heat radiation to internal components, prevent that excess Temperature from breaking down.
In addition, be connected by rolling bearing 14 between power transmission shaft 6 and rotor 13.Be provided with elevating screw pin 15 on backboard 2.Spatial placement between end cap 1 and housing 4 has inserts.
Innovative point of the present utility model and inventive point are: have ventilating opening 16 on described housing 4, also be provided with air cleaner 17 in described housing 4, the air inlet of described air cleaner 17 is connected with described ventilating opening 16.
The aeration type rare-earth permanent magnet motor that the utility model provides is compared with traditional rare-earth permanent magnet motor, the aeration type rare-earth permanent magnet motor that the utility model provides is by arranging air cleaner, the air pollution of minimizing because ventilating and producing, the useful life of having improved motor.
The embodiment of the above is better embodiment of the present utility model; be not to limit concrete practical range of the present utility model with this; scope of the present utility model comprises and is not limited to this embodiment, and the equivalence that all shapes according to the utility model, structure are done changes all in protection range of the present utility model.
Claims (6)
1. aeration type rare-earth permanent magnet motor, the end cap (1) that comprises the top, the backboard at rear portion (2), the base of lower end (3) and outside housing (4), upper end outer setting at housing (4) has fixed axis (5), be provided with stator (12) and rotor (13) in housing (4), wherein stator (12) is relative with rotor (13) and establish, the upper end of stator (12) has been evenly arranged winding (7), also be provided with the outside spacer (9) of permanent magnet (10) and permanent magnet (10) in housing (4), the front end of housing (4) is provided with power transmission shaft (6), power transmission shaft (6) is connected with rotor (13), it is characterized in that: have ventilating opening (16) on described housing (4), also be provided with air cleaner (17) in described housing (4), the air inlet of described air cleaner (17) is connected with described ventilating opening (16).
2. aeration type rare-earth permanent magnet motor according to claim 1, is characterized in that: be provided with support bar (8) in described housing (4).
3. aeration type rare-earth permanent magnet motor according to claim 1, is characterized in that: be fixed with heat emission fan (11) on described backboard (2).
4. aeration type rare-earth permanent magnet motor according to claim 1, it is characterized in that: the spatial placement between described end cap (1) and housing (4) has inserts.
5. aeration type rare-earth permanent magnet motor according to claim 1 is characterized in that: be connected by rolling bearing (14) between described power transmission shaft (6) and rotor (13).
6. one of according to claim 1-5 described aeration type rare-earth permanent magnet motors, is characterized in that: be provided with elevating screw pin (15) on described backboard (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320140497 CN203278504U (en) | 2013-03-19 | 2013-03-19 | Ventilating rare-earth permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320140497 CN203278504U (en) | 2013-03-19 | 2013-03-19 | Ventilating rare-earth permanent magnet motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203278504U true CN203278504U (en) | 2013-11-06 |
Family
ID=49508831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320140497 Expired - Fee Related CN203278504U (en) | 2013-03-19 | 2013-03-19 | Ventilating rare-earth permanent magnet motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203278504U (en) |
-
2013
- 2013-03-19 CN CN 201320140497 patent/CN203278504U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20140319 |