CN204886454U - Electric motor rotor , motor and compressor - Google Patents

Abstract

The utility model discloses an electric motor rotor, motor and compressor. This electric motor rotor includes: two at least rotor core, set up the fan structure between at least two rotor core. The utility model provides an electric motor rotor has the rotor core of two interval arrangements at least to fan structure is provided with at the interval. This motor, including electric motor rotor, electric motor rotor is above -mentioned electric motor rotor. This compressor, including the motor, the motor is foretell motor.

Description

A kind of rotor, motor and compressor

Technical field

The utility model relates to technical field of motors, more particularly, relates to a kind of rotor, motor and compressor.

Background technology

As shown in Figure 1, motor on existing compressor of air conditioner comprises rotor core 1, two cast aluminium end ring and some cast aluminium slivers 2, the outer ring of rotor core 1 has some guide grooves, and cast aluminium sliver 2 adopts die casting mode to be arranged in guide groove by cast aluminium sliver, and casts an entirety with cast aluminium end ring.

The radiating effect of existing motor is poor, and in compressor operating process, motor temperature can constantly raise, and motor temperature is higher, electric efficiency is lower, and the performance of compressor entirety also will decline, under the social competition day by day putting forward effect, performance is only the maximum competitiveness of product; Meanwhile, the problem such as compressor fault all causes because compressor temperature rise is too high mostly.

Therefore, how to improve the radiating effect of motor, reduce the temperature rise in the course of work, become the technical problem that those skilled in the art are urgently to be resolved hurrily.

Utility model content

In view of this, the purpose of this utility model is to provide a kind of rotor, to improve the radiating effect of motor, reduces the temperature rise in the course of work;

Another object of the present utility model is to provide a kind of motor and compressor.

For achieving the above object, the utility model provides following technical scheme:

A kind of rotor, comprising:

At least two rotor cores;

Be arranged at the fan structure between at least two rotor cores.

Preferably, in above-mentioned rotor, described fan structure comprises the flabellum dish coaxial with described rotor core, and is arranged at the multiple flabellum teeth on described flabellum dish periphery.

Preferably, in above-mentioned rotor, multiple flabellum tooth is evenly arranged along the periphery of described flabellum dish.

Preferably, in above-mentioned rotor, described in each, the structure of flabellum tooth is identical.

Preferably, in above-mentioned rotor, at least there are two kinds of variform flabellum teeth.

Preferably, in above-mentioned rotor, described fan structure is the cast aluminum construction that die casting is formed.

Preferably, in above-mentioned rotor, described flabellum tooth is to form the inclination flabellum tooth along the air flow component in the radial and axial both direction of described rotor core.

Preferably, in above-mentioned rotor, two cast aluminium end ring of described rotor are arranged at the two ends of described rotor respectively.

A kind of motor, comprise rotor, described rotor is the rotor as above described in any one.

A kind of compressor, comprise motor, described motor is the motor as above described in any one.

As can be seen from above-mentioned technical scheme, the rotor that the utility model provides, at least has two spaced apart rotor cores, and interval is provided with fan structure.When rotor rotates, the fan structure between two rotor cores defines air-flow in rotary course, and this air-flow accelerates the heat radiation of stator, stator core, winding can be helped to dispel the heat, reduce electric machine temperature rise.

Accompanying drawing explanation

In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is the structural representation of rotor of the prior art;

The structural representation of the rotor that Fig. 2 provides for the utility model embodiment;

Fig. 3 is the cutaway view of Fig. 2 along A-A face;

Fig. 2 that Fig. 4 provides for another embodiment is along the cutaway view in A-A face;

Fig. 2 that Fig. 5 provides for an embodiment is again along the cutaway view in A-A face;

The structural representation of the motor that Fig. 6 provides for the utility model embodiment.

Wherein, 100 is rotor core, and 200 is cast aluminium sliver, and 300 is fan structure, and 400 is stator, and 301 is flabellum dish, and 302 is flabellum tooth.

Embodiment

Core of the present utility model is to provide a kind of rotor, to improve the radiating effect of motor, reduces the temperature rise in the course of work;

Another core of the present utility model is to provide a kind of motor and compressor.

Below, with reference to accompanying drawing, embodiment is described.In addition, the embodiment shown in below does not play any restriction effect to the utility model content described in claim.In addition, the solution that the full content of the formation below represented by embodiment is not limited to as the utility model described in claim is necessary.

Refer to Fig. 2, the structural representation of the rotor that Fig. 2 provides for the utility model embodiment.

The rotor that the utility model embodiment provides comprises rotor core 100 and fan structure 300.Wherein, rotor core 100 at least comprises spaced apart two, and the rotor core 100 shown in Fig. 2 is two.It should be noted that, rotor core 100 also can be more than three, for three, as long as ensure that wherein two have interval, for arranging fan structure 300, also can all arrange fan structure 300 between arbitrary neighborhood two rotor cores 100.

The rotor that the utility model provides, at least has two spaced apart rotor cores 100, and interval is provided with fan structure 300.When rotor rotates, the fan structure 300 between two rotor cores 100 defines air-flow in rotary course, and this air-flow accelerates the heat radiation of stator, stator core, winding can be helped to dispel the heat, reduce electric machine temperature rise.

Refer to Fig. 3-Fig. 5, Fig. 3 is the cutaway view of Fig. 2 along A-A face; Fig. 2 that Fig. 4 provides for another embodiment is along the cutaway view in A-A face; Fig. 2 that Fig. 5 provides for an embodiment is again along the cutaway view in A-A face.

In the utility model one specific embodiment, fan structure 300 comprises the flabellum dish 301 coaxial with rotor core 100, and is arranged at the multiple flabellum teeth 302 on flabellum dish 301 periphery.Flabellum dish 301 and flabellum tooth 302 can be integral structure, namely fan structure 300 can be the cast aluminum construction that die casting is formed, fan structure 300 is cast into cast aluminum construction by the mode of die casting by the utility model, object be can with cast aluminium sliver 200 together die casting formed.Flabellum dish 301 and flabellum tooth 302 also can adopt other modes to realize the connection of flabellum dish 301 and flabellum tooth 302.The quantity of flabellum tooth 302 does not limit, and according to radiating requirements, can determine the quantity of flabellum tooth 302.

As shown in Figure 3 and Figure 4, multiple flabellum tooth 302 is evenly arranged along the periphery of flabellum dish 301; As shown in Figure 5, multiple flabellum tooth 302 also arbitrarily can be arranged along the periphery of flabellum dish 301, and the distance namely between arbitrary neighborhood two flabellum teeth 302 can be different.

As shown in Figure 3 and Figure 4, the structure of each flabellum tooth 302 is identical; As shown in Figure 5, at least there are two kinds of variform flabellum teeth.Whether the utility model must unanimously not limit the structure of each flabellum tooth 302, if the structure of each flabellum tooth 302 is identical, can obtain more stable air-flow.

Refer to Fig. 6, the structural representation of the motor that Fig. 6 provides for the utility model embodiment.

In the utility model one specific embodiment, flabellum tooth 302 is to form the inclination flabellum tooth along the air flow component in the radial and axial both direction of rotor core 100.The utility model is by being designed to inclination flabellum tooth by flabellum tooth 302, when rotor rotates, fan structure 300 defines air-flow in rotary course, the airflow direction of generation is made to be air-flow obliquely, this air-flow produces two components, one-component is perpendicular to stator core surface, accelerates the heat radiation (similar have one high wind to blow facing to stator, stator core, winding can be helped to dispel the heat) of stator 400; Second component is be parallel to stator core component upwards, the heat of stator 400 is made to accelerate to discharge to exhaust outlet of compressor place, the gas simultaneously also can accelerating compressor generation flow to exhaust outlet of compressor fast, can also increase ability while reducing electric machine temperature rise.

Two cast aluminium end ring of rotor are arranged at the two ends of rotor respectively, namely not the two ends of each rotor core 100 are provided with cast aluminium end ring, but cast aluminium end ring is set at the two ends of rotor, namely the left side being positioned at the rotor core in left side is provided with a cast aluminium end ring, and the right side being positioned at the rotor core on right side is provided with a cast aluminium end ring.

The utility model embodiment also discloses a kind of motor with above-mentioned rotor, and owing to having above-mentioned rotor, therefore this motor has all technique effects of above-mentioned rotor equally, does not repeat them here herein.

The utility model embodiment also discloses a kind of compressor with above-mentioned motor, and owing to having above-mentioned motor, therefore this compressor has all technique effects of above-mentioned motor equally, does not repeat them here herein.

To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (10)

1. a rotor, is characterized in that, comprising:

At least two rotor cores (100);

Be arranged at the fan structure (300) between at least two rotor cores (100).

2. rotor as claimed in claim 1, it is characterized in that, described fan structure (300) comprises the flabellum dish (301) coaxial with described rotor core (100), and is arranged at the multiple flabellum teeth (302) on described flabellum dish (301) periphery.

3. rotor as claimed in claim 2, it is characterized in that, multiple described flabellum tooth (302) is evenly arranged along the periphery of described flabellum dish (301).

4. rotor as claimed in claim 2, it is characterized in that, described in each, the structure of flabellum tooth (302) is identical.

5. rotor as claimed in claim 2, is characterized in that at least having two kinds of variform flabellum teeth (302).

6. rotor as claimed in claim 2, is characterized in that, the cast aluminum construction that described fan structure (300) is formed for die casting.

7. the rotor as described in any one of claim 2-6, is characterized in that, described flabellum tooth (302) is the inclination flabellum tooth that can be formed along the air flow component in the radial and axial both direction of described rotor core (100).

8. the rotor as described in any one of claim 1-6, is characterized in that, two cast aluminium end ring of described rotor are arranged at the two ends of described rotor respectively.

9. a motor, comprises rotor, it is characterized in that, described rotor is the rotor as described in any one of claim 1-8.

10. a compressor, comprises motor, it is characterized in that, described motor is motor as claimed in claim 9.