CN218093531U

CN218093531U - Fan and air conditioner

Info

Publication number: CN218093531U
Application number: CN202222567487.4U
Authority: CN
Inventors: 李松
Original assignee: GD Midea Air Conditioning Equipment Co Ltd; Guangzhou Hualing Refrigeration Equipment Co Ltd
Current assignee: GD Midea Air Conditioning Equipment Co Ltd; Guangzhou Hualing Refrigeration Equipment Co Ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2022-12-20
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a fan and air conditioner, the fan includes: the wind wheel assembly comprises a wind wheel and a magnetic rotor, the wind wheel is provided with an installation space, and the magnetic rotor is arranged in the installation space and arranged around the axis direction of the wind wheel; the bearing is sleeved on the wind wheel and is used for connecting an external supporting component; stator module, stator module at least part establish in installation space, and separate each other and not contact each other between stator module and the wind wheel, are formed with the stator rotor air gap between stator module's the medial surface of lateral surface and magnetism rotor. The utility model discloses an on integrating the wind wheel with the magnetism rotor, can reduce the length and the volume of fan, and contactless each other between magnetism rotor and the stator module, can save the casing and the motor shaft of traditional motor, reduce cost simplifies the mounting process of fan, improves the installation effectiveness.

Description

Fan and air conditioner

Technical Field

The utility model belongs to the technical field of the fan technique and specifically relates to a fan and air conditioner is related to.

Background

At present, most fans of air conditioners adopt a mode that an inner rotor motor drives a wind wheel, and due to the characteristics of the inner rotor motor, the occupied space is large when the motor and the wind wheel are assembled, so that the arrangement of other components in the air conditioner is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a fan, fan can reduce the fan volume, saves space with the rotor part integration to the wind wheel of motor.

The utility model discloses still aim at providing an air conditioner to use foretell fan.

According to the utility model discloses fan, include: the wind wheel assembly comprises a wind wheel and a magnetic rotor, wherein the wind wheel is provided with an installation space, and the magnetic rotor is arranged in the installation space and arranged around the axis direction of the wind wheel; the bearing is sleeved on the wind wheel and is used for connecting an external supporting component; the stator assembly is at least partially arranged in the installation space, the stator assembly and the wind wheel are separated from each other and are not in contact with each other, and a stator-rotor air gap is formed between the outer side face of the stator assembly and the inner side face of the magnetic rotor.

According to the utility model discloses fan, through with the magnetism rotor integration to the wind wheel on, can reduce the length and the volume of fan, and contactless each other between magnetism rotor and the stator module, can save the casing and the motor shaft of traditional motor, reduce cost simplifies the mounting process of fan, improves the installation effectiveness.

In some embodiments, the magnetic rotor and the wind wheel are integrally formed.

In some embodiments, the installation space is configured as a circular space, and the magnetic rotor is configured as a circular ring.

In some embodiments, the wind wheel comprises one of a cross-flow wind wheel, an axial-flow wind wheel, and a centrifugal wind wheel.

In some embodiments, the rotor has a first shaft end, a second shaft end, and at least one mounting location disposed between the first shaft end and the second shaft end, the bearing being disposed on at least one of the first shaft end, the second shaft end, and the mounting location.

In some embodiments, the first shaft end is disposed near the mounting space and the magnetic rotor, a boss is disposed on the first shaft end, and the inner ring of the bearing is sleeved on the first shaft end and abuts against the boss.

In some embodiments, the rotor comprises: the first wind wheel is provided with the installation space, one end of the first wind wheel, which is far away from the stator assembly, is provided with a convex shaft, and the bearing is sleeved on the convex shaft; and the second wind wheel is detachably connected with the convex shaft.

In some embodiments, a shaft hole is formed in the protruding shaft, a connecting shaft is arranged at one end, close to the first wind wheel, of the second wind wheel, and the connecting shaft can be arranged in the shaft hole in an inserting mode.

In some embodiments, the blower is configured to be mounted on an air conditioner, and the air conditioner includes a body bracket, and the body bracket is the supporting component.

According to the utility model discloses air conditioner, including the aforesaid fan.

According to the utility model discloses air conditioner through adopting the less fan of this volume, can save the inner space of air conditioner, is favorable to arranging of other parts, also is favorable to dwindling the volume of air conditioner.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a first schematic structural diagram of a fan according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram ii of the fan in the embodiment of the present invention;

fig. 3 is a schematic perspective view of a fan according to an embodiment of the present invention;

fig. 4 is a third schematic structural diagram of the fan in the embodiment of the present invention.

Reference numerals:

100. a fan; 10. a wind wheel assembly; 101. a wind wheel; 101a, an installation space; 101c, a first shaft end; 101e, a boss; 102. a magnetic rotor; 1011. a first wind wheel; 1101a, a convex shaft; 1101b, shaft hole; 1102. a second wind wheel; 1102a and a connecting shaft; 20. a stator assembly; 201. a machine base; 202. a stator core; 30. and (5) a bearing.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In addition, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature for distinguishing between descriptive features, non-sequential, and non-trivial.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring now to fig. 1-4, a wind turbine 100 according to an embodiment of the present invention is described.

As shown in fig. 1, according to the utility model discloses fan 100 includes: wind wheel assembly 10, stator assembly 20, bearing 30.

The wind wheel assembly 10 includes a wind wheel 101 and a magnetic rotor 102, the wind wheel 101 is provided with an installation space 101a, and the magnetic rotor 102 is provided in the installation space 101a and arranged around the axial direction of the wind wheel 101. The bearing 30 is externally fitted to the wind wheel 101 and serves to connect external support members. The stator assembly 20 is at least partially disposed in the installation space 101a, the stator assembly 20 and the wind wheel 101 are separated from each other and do not contact each other, and a stator-rotor air gap is formed between an outer side surface of the stator assembly 20 and an inner side surface of the magnetic rotor 102.

Generally speaking, the fan is mostly including motor and wind wheel two parts constitution, the utility model discloses a magnetism rotor 102 and stator module 20 can be understood as the rotor part and the stator part of motor, and magnetism rotor 102 is integrated in wind wheel 101 for wind wheel 101 can act as the casing of motor, because magnetism rotor 102 is located wind wheel 101, consequently fan 100 is than smaller in the ascending size of axis direction, can reduce fan 100's volume, saves space. The wind rotor 101 may be mounted on an external support member by means of bearings 30, such that the wind rotor 101 and the magnetic rotor 102 are rotatable on the external support member. Separate each other between stator module 20 and the wind wheel 101, both non-contact, stator module 20 is in unsettled state in wind wheel 101 promptly, is formed with between stator module 20's the lateral surface and magnetism rotor 102's the medial surface and decides the rotor air gap, the utility model discloses can save motor shaft and bearing in the traditional motor, can reduce spare part quantity.

It should be noted that the magnetic rotor 102 and the stator assembly 20 form an external rotor motor structure or a disc motor structure, or other magnetic circuit motors capable of realizing external rotation of the rotor. The magnetic rotor 102 may be a permanent magnet, or may be a disk-shaped or circular member embedded with a permanent magnet. In addition, the stator assembly 20 includes a base 201, a stator core 202, windings (not shown), and an insulation assembly (not shown), and the construction and operation of the stator assembly 20 are known to those skilled in the art and will not be described herein. When wind turbine 100 is started, stator assembly 20 is energized to rotate magnetic rotor 102 relative to stator assembly 20, which in turn rotates wind turbine assembly 10.

According to the utility model discloses fan 100 through with magnetism rotor 102 integrated to wind wheel 101 on, can reduce fan 100's length and volume, and contactless each other between magnetism rotor 102 and the stator module 20, can save the casing and the motor shaft of traditional motor, reduce cost simplifies fan 100's mounting process, improves the installation effectiveness.

In some embodiments, the magnetic rotor 102 and the wind wheel 101 are integrally formed, so that the magnetic rotor 102 and the wind wheel 101 have better integrity and reliable structure, are not separated, and the installation step between the magnetic rotor 102 and the wind wheel 101 is omitted, thereby further simplifying the installation process. For example, the wind wheel 101 may be an injection molded piece, and both the magnetic rotor 102 and the wind wheel 101 may be integrally molded during the injection molding process.

In some embodiments, as shown in fig. 3, the installation space 101a is configured as a circular space, the magnetic rotor 102 is configured as a circular ring, and the diameter of the magnetic rotor 102 is equal to the diameter of the installation space 101 a.

In some embodiments, as shown in fig. 3, magnetic rotor 102 may be an annular piece.

In some embodiments, the magnetic rotor 102 may include a plurality of segments (not shown) that are spliced into a circular ring shape. Specifically, the plurality of split portions are sequentially spliced into a circular shape or arranged at intervals in the circumferential direction.

In some embodiments, the installation space 101a penetrates the wind wheel 101 along an axial direction of the wind wheel 101 to form an air duct, the air duct can perform a heat dissipation and ventilation function, and when the wind wheel 101 rotates, a negative pressure can be formed at the air duct to drive the wind to pass through the air duct, so that heat dissipation can be performed on windings of the stator assembly 20.

In some embodiments, wind turbine 101 includes one of a cross-flow wind turbine, an axial-flow wind turbine, and a centrifugal wind turbine. That is, the fan 100 may be a cross-flow fan (see fig. 1 to 4), and at this time, the wind wheel 101 is a cross-flow wind wheel; the fan 100 may also be an axial flow fan, and at this time, the wind wheel 101 is an axial flow wind wheel; the fan 100 may also be a centrifugal fan, in which case the wind wheel 101 is a centrifugal wind wheel.

In some embodiments, as shown in fig. 2 and 3, the wind turbine 101 has a first shaft end 101c, a second shaft end (not shown), and at least one mounting location (not shown), the mounting location being disposed between the first shaft end 101c and the second shaft end, at least one of the first shaft end 101c, the second shaft end, and the mounting location having a bearing 30 disposed thereon. That is, the bearing 30 may be one and provided on one of the first shaft end 101c, the second shaft end, and the mounting position. The bearings 30 may also be multiple and arranged on multiple ones of the first shaft end 101c, the second shaft end, and the mounting position, and when the wind wheel 101 is a cross-flow wind wheel or has a long axial length, the wind wheel 101 may be better supported by the multiple bearings 30, so as to improve the stability of the rotation of the wind wheel 101.

For example, the bearing 30 may be provided on the first shaft end 101c (see fig. 1) when it is one, or may be provided at the second shaft end or mounting location. For another example, when there are a plurality of bearings 30, the bearings 30 may be disposed at the first shaft end 101c, the second shaft end, and the installation position at the same time, so as to further enhance the stability of the rotation of the wind turbine 101.

Specifically, the number of the mounting positions may be one, and the mounting positions are disposed at the middle position of the wind wheel 101, and may also be two, and the mounting positions are spaced apart from each other along the axial direction of the wind wheel 101, and the number of the mounting positions may be specifically set as needed, which is not described herein again.

In some embodiments, as shown in fig. 1, fig. 2, and fig. 3, the first shaft end 101c is disposed near the installation space 101a and the magnetic rotor 102, and because there is an interaction force between the stator assembly 20 and the magnetic rotor 102, and the number of components of the first shaft end 101c is relatively large, the bearing 30 is disposed on the first shaft end 101c, which can also support a position on the wind wheel 101 where the interaction force is concentrated, so as to better support the wind wheel 101.

In some embodiments, as shown in fig. 2 and fig. 3, a boss 101e is disposed on the first shaft end 101c, an inner ring of the bearing 30 is sleeved on the first shaft end 101c and abuts against the boss 101e, and the boss 101e can play a role in positioning to limit the axial displacement of the bearing 30.

In some embodiments, as shown in fig. 4, wind wheel 101 includes a first wind wheel 1011 and a second wind wheel 1102, where first wind wheel 1101 is provided with an installation space 101a, one end of first wind wheel 1011 away from stator assembly 20 is provided with a protruding shaft 1101a, and bearing 30 is sleeved on protruding shaft 1101 a; second wind wheel 1102 is removably attached to protruding shaft 1101 a. That is, rotor 101 is split into two, magnetic rotor 102 may be integrated into first rotor 1011, first rotor 1011 is mounted to a support member via bearing 30, and then second rotor 1102 is coupled to protruding shaft 1101a and fixed to first rotor 1011.

In some embodiments, as shown in fig. 4, a shaft hole 1101b may be formed on protruding shaft 1101a, a connecting shaft 1102a is formed at an end of second wind wheel 1102 close to first wind wheel 1011, and connecting shaft 1102a is inserted into shaft hole 1101b, so that second wind wheel 1102 is detachably connected to protruding shaft 1101 a. Of course, the detachable structure of the second wind wheel 1102 and the protruding shaft 1101a is not limited thereto, and the two may be connected by a snap-fit manner, which is not described herein again.

In some embodiments, as shown in FIG. 4, first rotor 1011 has a length less than second rotor 1102, and when rotor 101 has a longer length, first rotor 1011 has a length less than second rotor 1102, such that first rotor 1011 has a lighter weight and a smaller length even though magnetic rotor 102 is integrated with first rotor 1011.

In some embodiments, blower 100 is configured to be mounted on an air conditioner (not shown) that includes a body mount (not shown) that is an external support member. The wind wheel 101 can be fused with the airframe bracket through the bearing 30 to form an integrated assembly, and can be assembled with other components together, so that the assembly efficiency is improved.

A specific embodiment of the wind turbine 100 of the present invention will be described with reference to the drawings.

As shown in fig. 1 to 3, a blower 100 is applied to an air conditioner, and the blower 100 includes: a wind wheel assembly 10, a stator assembly 20, a bearing 30.

The wind wheel assembly 10 comprises a wind wheel 101 and a magnetic rotor 102, wherein the wind wheel 101 is a cross-flow wind wheel, an installation space 101a is arranged at one axial end of the wind wheel 101, and the magnetic rotor 102 is a permanent magnet and is arranged in the installation space 101a and around the axial direction of the wind wheel 101. The magnetic rotor 102 and the wind wheel 101 are integrally formed.

The installation space 101a is configured as a circular space, the magnetic rotor 102 is configured as a circular ring, and the diameter of the magnetic rotor 102 is equal to the diameter of the installation space 101 a.

The stator assembly 20 is partially disposed in the installation space 101a, the stator assembly 20 and the wind wheel 101 are separated from each other and do not contact each other, and a stator-rotor air gap is formed between an outer side surface of the stator assembly 20 and an inner side surface of the magnetic rotor 102.

The wind wheel 101 has a first shaft end 101c near the installation space 101a and the magnetic rotor 102, and the bearing 30 is sleeved on the first shaft end 101c and connected to a body bracket of the air conditioner.

According to the utility model discloses air conditioner, including the fan 100 of the preceding.

The air conditioner may include an indoor unit and an outdoor unit, the blower 100 may be disposed on the indoor unit, and at this time, the blower 100 may be a cross-flow blower; or the fan 100 may be disposed on an outdoor unit, in which case the fan 100 may be an axial flow fan.

It should be noted that other configurations and operations of the indoor unit and the outdoor unit are known to those skilled in the art and will not be described in detail herein.

According to the utility model discloses air conditioner through adopting the less fan 100 of this volume, can save the inner space of air conditioner, is favorable to arranging of other parts, also is favorable to dwindling the volume of air conditioner.

In the description of the present specification, reference to the description of "some embodiments," "optionally," "further" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A fan, comprising:

the wind wheel assembly comprises a wind wheel and a magnetic rotor, the wind wheel is provided with an installation space, and the magnetic rotor is arranged in the installation space and around the axis direction of the wind wheel;

the bearing is sleeved on the wind wheel and is used for connecting an external supporting component;

the stator assembly is at least partially arranged in the installation space, the stator assembly and the wind wheel are separated from each other and are not in contact with each other, and a stator-rotor air gap is formed between the outer side face of the stator assembly and the inner side face of the magnetic rotor.

2. The wind turbine of claim 1, wherein the magnetic rotor and the wind wheel are integrally formed.

3. The fan of claim 1, wherein the installation space is configured as a circular space and the magnetic rotor is configured as a circular ring.

4. The fan of claim 1 wherein the rotor comprises one of a cross-flow rotor, an axial-flow rotor, and a centrifugal rotor.

5. The wind turbine of claim 1, wherein the wind wheel has a first axial end, a second axial end, and at least one mounting location disposed between the first axial end and the second axial end, at least one of the first axial end, the second axial end, and the mounting location having the bearing disposed thereon.

6. The fan of claim 5, wherein the first shaft end is disposed adjacent to the mounting space and the magnetic rotor, a boss is disposed on the first shaft end, and an inner race of the bearing is sleeved on the first shaft end and abuts against the boss.

7. The wind turbine of claim 5, wherein the wind wheel comprises:

the first wind wheel is provided with the installation space, one end of the first wind wheel, which is far away from the stator assembly, is provided with a convex shaft, and the bearing is sleeved on the convex shaft;

and the second wind wheel is detachably connected with the convex shaft.

8. The fan according to claim 7, wherein the protruding shaft is provided with a shaft hole, one end of the second wind wheel close to the first wind wheel is provided with a connecting shaft, and the connecting shaft can be inserted into the shaft hole.

9. The blower of claim 1, wherein the blower is configured to be mounted on an air conditioner that includes a body support, the body support being the support member.

10. An air conditioner characterized by comprising the blower fan of any one of claims 1 to 9.