CN205725203U - Rotor, motor and compressor - Google Patents

Rotor, motor and compressor Download PDF

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Publication number
CN205725203U
CN205725203U CN201620609352.1U CN201620609352U CN205725203U CN 205725203 U CN205725203 U CN 205725203U CN 201620609352 U CN201620609352 U CN 201620609352U CN 205725203 U CN205725203 U CN 205725203U
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China
Prior art keywords
rotor
wind
blade
motor
guiding conical
Prior art date
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CN201620609352.1U
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Chinese (zh)
Inventor
蔡易霖
张之元
王周叶
邱东霖
刘法民
郭春林
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Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
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Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
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Priority to CN201620609352.1U priority Critical patent/CN205725203U/en
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Abstract

The utility model provides a kind of rotor, motor and compressor, the blade structure including louvre (40) according to rotor of the present utility model and coordinating with described louvre (40) and rotate with described rotor, the end of described rotor has the wind-guiding conical surface (60), and described blade structure is arranged on the described wind-guiding conical surface (60).In rotor of the present utility model, motor and compressor, by arranging the wind-guiding conical surface in the end of rotor, and blade structure is set on the wind-guiding conical surface, by the mating reaction of the wind-guiding conical surface and blade structure, the air-flow flowing up along rotor axial side can be formed, thus improve radiating effect, reduce the temperature rise of motor, extend the service life of motor, improve the reliability of motor, expand the scope of application of motor.

Description

Rotor, motor and compressor
Technical field
The utility model relates to technical field of motors, in particular to a kind of rotor, motor and compressor.
Background technology
With developing rapidly of magneto technology, magneto is increasingly subject to people's attention, with tradition electrical excitation Other motors such as motor are compared, and magneto has that force density is high, efficiency is high, easy to maintenance, advantages of simple structure and simple.
The p-m rotor that current brshless DC motor uses has surface-mount type magnetic shoe rotor, injection rotor and plastic magnetic rotor etc.. Wherein for injection rotor, as shown in Figure 1 to Figure 3, injection rotor is that magnetic shoe 20 ' and rotor core 10 ' are passed through mold injection Being integrated, for surface-mount type magnetic shoe rotor, injection rotor does not needs glue, directly by injection molding material 30 ' by magnetic shoe 20 ' It is fixed together with rotor core 10 ', it is ensured that the bulk strength of rotor.
But, the thermal diffusivity of this injection rotor is poor, causes the winding of brshless DC motor, power model and the chip can be because of For be molded rotor heat radiation bad and operationally temperature raise, long term time operation can make the lost of life of motor;Meanwhile, Under conditions of high-temperature work environment or high-power operation, motor may occur overtemperature protection because temperature rise is too high, stops Only run, limit the range of motor;More seriously, motor even can burn in the extreme circumstances, reduces motor Reliability.
Utility model content
The utility model aims to provide a kind of rotor, motor and compressor with excellent heat dispersion performance.
For achieving the above object, the utility model provides a kind of rotor, including louvre and coordinate with louvre and with The blade structure that rotor rotates, the end of rotor has the wind-guiding conical surface, and blade structure is arranged on the wind-guiding conical surface.
Further, the end of rotor has taper type groove, and the side face of taper type groove forms the wind-guiding conical surface.
Further, louvre is arranged on the wind-guiding conical surface, and through along the axial direction of rotor.
Further, the quantity of louvre is multiple, and multiple louvres are uniformly arranged along the circumferential direction of the wind-guiding conical surface.
Further, blade structure includes multi-disc fan blade, and multi-disc fan blade is arranged on along the radial direction of rotor and leads with extending On the wind conical surface.
Further, blade structure is axial-flow leaf structure or centrifugation blade structure.
Further, rotor for injection rotor, injection rotor include rotor core, along rotor core be circumferentially arranged multiple Magnetic shoe and the injection molding material connecting rotor core and multiple magnetic shoe.
Further, louvre, blade structure and the wind-guiding conical surface are one-body molded by injection molding manner by injection molding material.
The utility model also provides a kind of motor, including rotor, described rotor is rotor as above.
The utility model also provides a kind of compressor, including motor as above.
In rotor of the present utility model, motor and compressor, by arranging the wind-guiding conical surface in the end of rotor, and leading On the wind conical surface, blade structure is set, by the mating reaction of the wind-guiding conical surface and blade structure, can be formed along rotor axial direction The air-flow of upper flowing, thus improve radiating effect, reduce the temperature rise of motor, extend the service life of motor, improve electricity The reliability of machine, has expanded the scope of application of motor.
Brief description
A part of accompanying drawing constituting the application is used for providing being further appreciated by of the present utility model, of the present utility model Schematic description and description is used for explaining the utility model, is not intended that to improper restriction of the present utility model.At accompanying drawing In:
Fig. 1 is the perspective view of prior art rotor;
Fig. 2 is the sectional structure schematic diagram of the axial direction of prior art rotor;
Fig. 3 is the sectional structure schematic diagram in Fig. 2 along A-A direction;
Fig. 4 is the perspective view of the rotor according to the utility model first embodiment;
Fig. 5 is the assembling structural representation of rotor shown in Fig. 4.
Wherein, being labeled as in above-mentioned accompanying drawing:
10 ', rotor core;20 ', magnetic shoe;30 ', injection molding material;10th, rotor core;20th, magnetic shoe;40th, louvre;50th, wind Leaf;60th, the wind-guiding conical surface;70th, armature spindle.
Detailed description of the invention
Describe the utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As shown in Figure 4, include louvre 40 according to the rotor in the utility model first embodiment and join with louvre 40 Merging the blade structure rotating with rotor, the end of rotor has the wind-guiding conical surface 60, and blade structure is arranged on the wind-guiding conical surface 60. Thus in rotor of the present utility model, by arranging the wind-guiding conical surface 60 in the end of rotor, and arrange on the wind-guiding conical surface 60 Blade structure, by the mating reaction of the wind-guiding conical surface 60 and blade structure, can form the gas flowing up along rotor axial side Stream, thus improve radiating effect, reduce the temperature rise of motor, extend the service life of motor, improve the reliability of motor, Expand the scope of application of motor.
With further reference to Fig. 4, specifically, to have taper type recessed in the end of the rotor in first embodiment of the present utility model Groove, the wind-guiding conical surface 60 in the utility model first embodiment is formed by the side face of taper type groove.
Preferably, the louvre 40 of the utility model first embodiment is arranged on the wind-guiding conical surface 60, and along the axle of rotor Through to direction, in rotor rotation process, by the cooperation of blade structure and the wind-guiding conical surface 60, formed along rotor axial direction The air-flow of upper flowing, air-flow passes through louvre 40, thus improves the radiating effect of rotor.Usually, the quantity of louvre 40 is Multiple, multiple louvres 40 are evenly arranged on the wind-guiding conical surface 60, such that it is able to more effectively improve the radiating effect of rotor, protect Card rotor operationally dispels the heat uniformly.Needing the structure with rotor according to heat radiation, multiple louvres 40 can be distributed in same circle Zhou Shang, it is also possible to be distributed on different circumference.
Further, in the utility model first embodiment, blade structure can use form as shown in Figure 4 and Figure 5, i.e. Blade structure includes multi-disc fan blade 50, and multi-disc fan blade 50 is arranged on the wind-guiding conical surface 60 along the radial direction of rotor with extending, and makes Obtain blade structure and with integrated injection molding on the wind-guiding conical surface 60, so can reduce difficulty of processing, be beneficial to that there is good heat radiating effect The rotor of fruit industrially carries out popularization and application.When rotor rotates, fan blade 50 rotates disturbance surrounding air with rotor, and passes through The effect of the wind-guiding conical surface 60 forms the air-flow flowing up along rotor axial side, promotes relative to the direct disturbance air of fan blade 50 Radiating effect, better heat-radiation effect.Usually, multi-disc fan blade 50 is uniformly arranged, it is also possible in order to reduce the needs such as noise, permissible Multi-disc fan blade 50 is arranged according to certain form Unequal distance.
Preferably, fan blade 50 and louvre 40 interval are arranged, louvre 40 is arranged between adjacent two fan blades 50, are beneficial to turn Son dispels the heat uniformly in the course of the work.
Further, the rotor in the utility model first embodiment can be injection rotor, and injection rotor includes even Connect rotor core 10 and the injection molding material of the magnetic shoe 20 along rotor core 10 axial arranging.In the utility model first embodiment, Louvre the 40th, fan blade 50 and the wind-guiding conical surface 60 are one-body molded by injection molding manner, are so conducive to processing, facilitate the wind-guiding conical surface 60, and the louvre 40 that is arranged on the wind-guiding conical surface 60 and blade structure shaping manufacture, and reduces manufacturing cost.For example, for The utility model uses above-mentioned manufacture to be advantageous for carrying out withdrawing pattern along the fan blade 50 of the radial direction extension of rotor, reduces Rotor arranges the difficulty of fan blade 50.
Illustrate below in conjunction with the process to the rotor in the utility model first embodiment for Fig. 4 and Fig. 5:
1st, according to design requirement, corresponding rotor core 10 and magnetic shoe 20 are processed;
2nd, getting out corresponding injection mold, injection mold leaves column structure and the formation fan blade 50 forming louvre 40 Cavity body structure, it is however generally that, in order to improve the dynamic balancing of rotor, column structure and cavity body structure are equally distributed;
3rd, it is respectively put into magnetic shoe 20 and rotor core 10 in injection mold, by core rod magnetic shoe 20 and rotor core 10 Fix;
4th, injection molding material or other padded coamings are injected mould, complete rotor injection;
5th, armature spindle 70 installed by rotor;
6th, put into rotor in magnet charger and magnetize, finally complete rotor general assembly.
From above-mentioned process it can be seen that rotor the utility model embodiment is can to promote rotor dispersing hot While energy, after having manufactured and designed injection mold, for such as louvre the 40th, the structure such as fan blade 50 and the wind-guiding conical surface 60, When follow-up processing and manufacturing convenient and swift, cost is relatively low, so greatly facilitates the good rotor of this thermal diffusivity in work Popularization and application in industry.
In first embodiment of the present utility model, blade structure is equally shaft flow blade or centrifugal fan knot Structure, rotor structure include armature spindle, shaft flow blade or centrifugal fan Standard on armature spindle with the rotation of armature spindle And rotate, thus produce axial air-flow through louvre.Owing to single shaft flow blade or centrifugal fan structure are easy Buying obtains, and assembling is simple simultaneously, has the effect reducing cost equally.
In the second embodiment (not shown) of the present utility model, the end of rotor is provided with frustum, and the wind-guiding conical surface is by boring The outer peripheral face of platform is formed, and blade structure is arranged on the outer peripheral face of frustum, again may be by the wind-guiding conical surface and blade structure Mating reaction, forms the air-flow flowing up along rotor axial side such that it is able to realize that the utility model improves radiating effect Purpose.
The utility model also provides a kind of motor, including such as the rotor in the various embodiments described above, thus when motor runs, Motor is owing to having good heat dispersion, and the blade structure on rotor followed by the rotational speed disturbance air shape that motor sets Becoming air-flow, air-flow blows to the structures such as the winding in motor, power model and chip, and radiating effect is good, reduces the temperature of motor Rise, extend the service life of motor, improve the reliability of motor, expanded the scope of application of motor.
The utility model also provides a kind of compressor, including above-mentioned motor, thus compressor of the present utility model is same There is good heat dispersion.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for this For the technical staff in field, the utility model can have various modifications and variations.All in spirit of the present utility model and principle Within, any modification, equivalent substitution and improvement etc. made, should be included within protection domain of the present utility model.

Claims (10)

1. a rotor, including louvre (40) and the fan blade knot coordinating with described louvre (40) and rotating with described rotor Structure, it is characterised in that the end of described rotor has the wind-guiding conical surface (60), described blade structure is arranged on the described wind-guiding conical surface (60) on.
2. rotor according to claim 1, it is characterised in that
The end of described rotor has taper type groove, and the side face of described taper type groove forms the described wind-guiding conical surface (60).
3. rotor according to claim 1 and 2, it is characterised in that
Described louvre (40) is arranged on the described wind-guiding conical surface (60), and through along the axial direction of described rotor.
4. rotor according to claim 3, it is characterised in that the quantity of described louvre (40) is multiple, the plurality of Louvre (40) is uniformly arranged along the circumferential direction of the described wind-guiding conical surface (60).
5. rotor according to claim 1 and 2, it is characterised in that
Described blade structure includes multi-disc fan blade (50), and described multi-disc fan blade (50) sets along the radial direction of described rotor with extending Put on the described wind-guiding conical surface (60).
6. rotor according to claim 1 and 2, it is characterised in that
Described blade structure is axial-flow leaf structure or centrifugation blade structure.
7. rotor according to claim 1 and 2, it is characterised in that described rotor is injection rotor, described injection rotor bag Include rotor core (10), the multiple magnetic shoes (20) being circumferentially arranged along described rotor core (10) and connect described rotor core And the injection molding material of the plurality of magnetic shoe (20) (10).
8. rotor according to claim 7, it is characterised in that described louvre (40), described blade structure and described The wind-guiding conical surface (60) is one-body molded by injection molding manner by described injection molding material.
9. a motor, including rotor, it is characterised in that described rotor is the rotor according to any one of claim 1 to 8.
10. a compressor, it is characterised in that include motor as claimed in claim 9.
CN201620609352.1U 2016-06-17 2016-06-17 Rotor, motor and compressor Active CN205725203U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620609352.1U CN205725203U (en) 2016-06-17 2016-06-17 Rotor, motor and compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620609352.1U CN205725203U (en) 2016-06-17 2016-06-17 Rotor, motor and compressor

Publications (1)

Publication Number Publication Date
CN205725203U true CN205725203U (en) 2016-11-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620609352.1U Active CN205725203U (en) 2016-06-17 2016-06-17 Rotor, motor and compressor

Country Status (1)

Country Link
CN (1) CN205725203U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105958683A (en) * 2016-06-17 2016-09-21 珠海格力节能环保制冷技术研究中心有限公司 Rotor, motor and compressor
CN110214406A (en) * 2017-02-02 2019-09-06 三菱电机株式会社 Rotating electric machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105958683A (en) * 2016-06-17 2016-09-21 珠海格力节能环保制冷技术研究中心有限公司 Rotor, motor and compressor
CN105958683B (en) * 2016-06-17 2018-12-25 珠海格力电器股份有限公司 rotor, motor and compressor
CN110214406A (en) * 2017-02-02 2019-09-06 三菱电机株式会社 Rotating electric machine

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