CN104632662A - Draught fan and air conditioner provided with same - Google Patents
Draught fan and air conditioner provided with same Download PDFInfo
- Publication number
- CN104632662A CN104632662A CN201510029043.7A CN201510029043A CN104632662A CN 104632662 A CN104632662 A CN 104632662A CN 201510029043 A CN201510029043 A CN 201510029043A CN 104632662 A CN104632662 A CN 104632662A
- Authority
- CN
- China
- Prior art keywords
- limit structure
- blower fan
- rotor
- limiting stopper
- wheel hub
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/64—Mounting; Assembling; Disassembling of axial pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a draught fan and an air conditioner provided with the same. The draught fan comprises a fan and a motor, wherein the fan comprises a hub and at least one blade arranged on the outer peripheral wall of the hub, the hub is provided with a first limiting structure, the motor comprises a rotor shell and a rotor fixed to the rotor shell, and a second limiting structure is arranged on the rotor shell and matched with the first limiting structure to enable the rotor shell to drive the fan to rotate. According to the draught fan, through the cooperation between the first limiting structure and the second limiting structure, the motor can directly drive the hub of the fan through the rotor shell, and then draught fan manufacturing difficulty is reduced, draught fan production efficiency is improved, and draught fan production cost is reduced.
Description
Technical field
The present invention relates to air-conditioner device field, especially relate to a kind of blower fan and there is its air conditioner.
Background technique
When blower fan in correlation technique works, the rotor torque of motor passes to rotating shaft by inserts, moment of torsion is passed to fan by flat position by rotating shaft, thus to the combination force between inserts and rotor, and the combination force between rotating shaft and inserts requires very high, the manufacturing difficulty of blower fan is caused to strengthen, the failure probability of motor raises, and, fan in correlation technique is very large relative to the cantilever of stator bearing, cause the stressed very large of step bearing before stator, thus life-span of step bearing before shortening stator, and fan accounts for apart from very long in the axis of rotor, thus give the remaining less space of mounting arm of motor, what cause mounting arm to do is very thin, cause the risk that mounting arm easily fractures.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art.For this reason, the invention reside in and propose a kind of blower fan, described blower fan is convenient to processing and reliability is high.
The present invention also proposes a kind of air conditioner with above-mentioned blower fan.
Blower fan according to a first aspect of the present invention, comprising: fan, and described fan comprises wheel hub and is located at least one blade on the periphery wall of described wheel hub, and described wheel hub has the first limit structure; And motor, described motor comprises rotor shell and is fixed on the rotor in described rotor shell, and described rotor shell has the second limit structure, described second limit structure coordinates to make described rotor shell drive described fan turns with described first limit structure.
According to blower fan of the present invention, by the cooperation of the first limit structure and the second limit structure, motor by the wheel hub of rotor shell Direct driver fan, thus can reduce the manufacture difficulty of blower fan, improves the manufacturing efficiency of blower fan, reduces the cost of production of blower fan.
Particularly, one of them in described first limit structure and described second limit structure is limiting stopper, and another in described first limit structure and described second limit structure is the restraining groove coordinated with described limiting stopper.
Alternatively, described first limit structure is limiting stopper, and described second limit structure is restraining groove.
Particularly, the center of the contiguous described wheel hub of described limiting stopper is arranged.
Further, described limiting stopper comprises multiple sub-limiting stopper, the spaced apart distribution in the circumference and/or radial direction of described wheel hub of described multiple sub-limiting stopper.
Particularly, described wheel hub comprises: the outer rim being formed as cylindrical shape; Inner rim, described inner rim is set in described outer rim; Spoke, described spoke is connected between the inner circle wall of described outer rim and the periphery wall of described inner rim, and wherein said first limit structure is located on described spoke.
Further, holding space is limited between a side surface of the described rotor of vicinity of described outer rim and described spoke, stretching at least partly in described holding space of wherein said rotor shell.
Alternatively, along described outer rim radial direction from inside to outside, the part of the described outer rim of vicinity of described spoke tilts to extend towards the direction of described rotor.
Air conditioner according to a second aspect of the present invention, comprises blower fan according to a first aspect of the present invention.
According to air conditioner of the present invention, by arranging the blower fan of above-mentioned first aspect, thus improve the overall performance of air conditioner.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the blower fan according to the embodiment of the present invention.
Reference character:
100: blower fan;
1: fan; 11: blade;
12: wheel hub; 121: outer rim; 122: inner rim;
123: spoke; 124: limiting stopper; 125: floor;
126: holding space;
2: motor; 21: rotating shaft; 211: nut; 212: packing ring; 213: bearing; 213a: front step bearing;
22: stator; 221: Insulating frame; 222: staor winding; 223: injection molding body; 2231: mounting arm;
23: rotor; 231: rotor end ring; 232: rivet;
24: rotor shell; 241: central boss; 242: restraining groove; 243: inserts.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Disclosing hereafter provides many different embodiments or example is used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the present invention.In addition, the present invention can in different example repeat reference numerals and/or letter.This repetition is to simplify and clearly object, itself does not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the invention provides and the example of material, but those of ordinary skill in the art can recognize the property of can be applicable to of other techniques and/or the use of other materials.
The blower fan 100 of embodiment is according to a first aspect of the present invention described below with reference to Fig. 1.
As shown in Figure 1, the blower fan 100 of embodiment according to a first aspect of the present invention, comprising: fan 1 and motor 2.
The rotor 23 that motor 2 comprises rotor shell 24 and is fixed in rotor shell 24.With reference to Fig. 1, motor 2 can be external rotor electric machine, motor 2 can also comprise rotating shaft 21 and stator 22, stator 22 is set in rotating shaft 21 coaxially, rotor 23 is set in outside stator 22 coaxially, and rotor 23 is rotatable relative to stator 22, rotor shell 24 is also set in rotating shaft 21, and rotor shell 24 is located at stator 22 and rotor 23 one end axially (front end such as shown in Fig. 1), rotor shell 24 and rotor 23 are fixedly linked, the rotor end ring 231 of the mode that such as rotor shell 24 can be riveted by rivet 232 and rotor 23 is fixed together, thus, can rotor driven shell 24 synchronous axial system in the process that rotor 23 rotates.
At least one blade 11 that fan 1 comprises wheel hub 12 and is located on the periphery wall of wheel hub 12.As shown in Figure 1, wheel hub 12 can be formed as cylinder form substantially, and blade 11 is from periphery wall the extending radially outwardly along wheel hub 12 of wheel hub 12, and alternatively, blade 11 is multiple, and multiple blade 11 is evenly spaced apart distribution in the circumference of wheel hub 12.Wherein, the center of wheel hub 12 is formed with the mounting hole axially run through along it, and one end (front end such as shown in Fig. 1) of rotating shaft 21 is stretched into and is engaged in mounting hole, and thus, rotating shaft 21 can play the effect connecting fan 1 and supports fan 1.
Here, be understandable that, in order to ensure the connection reliability of rotating shaft 21 and fan 1, the front end of rotating shaft 21 is through after wheel hub 12, can by with nut 211 lock on wheel hub 12, alternatively, between nut 211 and wheel hub 12, packing ring 212 can be provided with, thus guarantee that motor 2 is reliably connected with fan 1.In addition, can Spielpassung between rotating shaft 21 and mounting hole, to facilitate installation.
Further, with reference to Fig. 1, wheel hub 12 has the first limit structure (such as limiting stopper 124) hereinafter described, rotor shell 24 has the second limit structure (such as restraining groove 242) hereinafter described, the second limit structure coordinates with the first limit structure to make rotor shell 24 drive fan 1 to rotate.Thus, when motor 2 works, rotor 23 rotor driven shell 24 rotates, rotor shell 24 is rotated by the mating band runner hub 12 of the first limit structure and the second limit structure, because blade 11 is fixed on wheel hub 12, thus the overall transfer of fan 1, in brief, by coordinating of the second limit structure and the first limit structure, motor 2 can drive fan 1 work.
Thus, with correlation technique, first the moment of torsion of motor 2 is passed to rotating shaft 21 by inserts 243 (as mentioned below), the technological scheme that moment of torsion to be passed to fan 1 by flat position by rotating shaft 21 is again compared, the blower fan 100 of the embodiment of the present invention is by means of only the cooperation of the first limit structure and the second limit structure, motor 2 just can be made to be worked by rotor shell 24 Direct driver fan 1, thus the requirement reduced combination force between inserts 243 and rotating shaft 21, and reduce the requirement of combination force between inserts 243 and rotor 23, and then reduce production difficulty, improve manufacturing efficiency, reduce cost of production.
According to the blower fan 100 of the embodiment of the present invention, by the cooperation of the first limit structure and the second limit structure, motor 2 by the wheel hub 12 of rotor shell 24 Direct driver fan 1, thus can reduce manufacture difficulty, improves manufacturing efficiency, reduces cost of production.
In one embodiment of the invention, one of them in the first limit structure and the second limit structure is limiting stopper, and another in the first limit structure and the second limit structure is the restraining groove coordinated with limiting stopper.That is, when the first limit structure is limiting stopper, the second limit structure is restraining groove, or when the first limit structure is restraining groove, the second limit structure is limiting stopper.Thus, be convenient to processing, be convenient to install, manufacturing efficiency is high, and cost of production is low.
Alternatively, the first limit structure is limiting stopper 124, and the second limit structure is restraining groove 242.Such as in the example of fig. 1, limiting stopper 124 is located on wheel hub 12, and limiting stopper 124 can be formed by the side end face towards motor 2 of wheel hub 12 (ear end face such as shown in Fig. 1) direction (rear such as shown in Fig. 1) protrusion towards motor 2, restraining groove 242 is formed in rotor shell 24, and restraining groove 242 can be formed towards away from the direction (rear such as shown in Fig. 1) of fan 1 is recessed by the side end face towards fan 1 of rotor shell 24 (front-end face such as shown in Fig. 1), the shape of limiting stopper 124, the shape of size and restraining groove 242, size is suitable, and position is relative, after motor 2 and fan 1 are seated, limiting stopper 124 can reliably be engaged in restraining groove 242, thus, when motor 2 works, by coordinating of limiting stopper 124 and restraining groove 242, rotor shell 24 can be rotated by drive hub 12.
Particularly, the center of limiting stopper 124 adjacent hub 12 is arranged.With reference to Fig. 1, rotor shell 24 has central boss 241, central boss 241 is protruded from the side end face towards fan 1 (front-end face such as shown in Fig. 1) of rotor shell 24 towards the direction (front such as shown in Fig. 1) of fan 1, central boss 241 can be formed as the frustoconic shape coaxial with rotating shaft 21, restraining groove 242 can be formed towards away from the direction (rear such as shown in Fig. 1) of fan 1 is recessed by the side surface towards fan 1 of central boss 241 (front surface such as shown in Fig. 1), because limiting stopper 124 is corresponding with the position of restraining groove 242, thus in rotating shaft 21 axially, limiting stopper 124 is also relative with central boss 241, thus limiting stopper 124 can adjacent hub 12 central axis arrange.Thus, can driving moment be reduced, reduce the power consumption of motor 2, improve blower fan 100 reliability of operation.
Particularly, limiting stopper 124 comprises multiple sub-limiting stopper, and multiple sub-limiting stopper can spaced apart distribution in the circumference of wheel hub 12, and such as limiting stopper 124 entirety can be configured to the ring be interrupted; Multiple sub-limiting stopper can also spaced apart distribution in the radial direction of wheel hub 12, and such as limiting stopper 124 entirety can be configured to the ray shape of being interrupted; Multiple sub-limiting stopper can also not only spaced apart distribution in the circumference of wheel hub 12, but also spaced apart distribution in the radial direction of wheel hub 12, such as limiting stopper 124 entirety can be configured to the similar spider net form of being interrupted.Wherein, the structure of every sub-limiting stopper can be identical or different, and the shape of cross section of every sub-limiting stopper can be configured to circle, polygonal or irregularly shaped etc.Thus, effectively can improve the reliability of driving, improve stationarity and the reliability of fan 1 rotation.
In one embodiment of the invention, wheel hub 12 can comprise: outer rim 121, inner rim 122 and spoke 123, wherein, outer rim 121 can be formed as cylindrical shape, inner rim 122 is set in outer rim 121, spoke 123 is connected between the inner circle wall of outer rim 121 and the periphery wall of inner rim 122, and wherein the first limit structure is located on spoke 123.With reference to Fig. 1, outer rim 121 and inner rim 122 all can be formed as cylindrical shape, inner rim 122 is set in outer rim 121 coaxially, spoke 123 is extended to the inner circle wall of outer rim 121 by the periphery wall of inner rim 122, and the inner of spoke 123 is connected with the periphery wall of inner rim 122, the outer end of spoke 123 is connected with the inner circle wall of outer wheel hub 12, first limit structure can be located on spoke 123, such as in the example of fig. 1, first limit structure can be limiting stopper 124, limiting stopper 124 can be protruded by the direction (rear such as shown in Fig. 1) of the side surface towards motor 2 of spoke 123 (rear surface such as shown in Fig. 1) towards motor 2.Thus, processing is convenient to.
Further, between a side surface of the adjacent rotor 23 of outer rim 121 and spoke 123, limit holding space 126, wherein the stretching at least partly in holding space 126 of rotor shell 24.With reference to Fig. 1, spoke 123 is formed as disc substantially, and spoke 123 is located at the side away from motor 2 (front side such as shown in Fig. 1) of the central plane on wheel hub 12 thickness direction substantially, that is, at wheel hub 12 axially, distance between spoke 123 and outer rim 121 front-end face is less than, distance between spoke 123 and outer rim 121 ear end face, thus limit holding space 126 between the ear end face of the inner circle wall of outer rim 121 and spoke 123, the part (front portion such as shown in Fig. 1) of the adjacent hub 12 of rotor shell 24 stretches in holding space 126.
Here, be understandable that, stator 22 can comprise stator iron core, Insulating frame 221 and staor winding 222, together with stator 22 entirety being injection-moulded in injection molding body 223 after stator 22 has assembled, wherein at stator 22 axially, one end away from fan 1 (rear end such as shown in Fig. 1) of injection molding body 223 is mounting arm 2231, mounting arm 2231 is for the installation of blower fan 100 and location, such as mounting arm 2231 may be used for motor 100 to be fixed on air conditioner, the stator 22 being injected with injection molding body 223 can be located in rotating shaft 21 by bearing 213, bearing 213 can be two, and two bearings 213 can in the axially spaced apart setting of rotating shaft 21, rotor shell 24 can embed inserts 243 when shaping, inserts 243 can with rotating shaft 21 interference fit, one end (front end such as shown in Fig. 1) of the contiguous fan 1 of inserts 243 can only be against on the side end face towards motor 2 (ear end face such as shown in Fig. 1) of wheel hub 12, one end away from fan 1 (rear end such as shown in Fig. 1) of inserts 243 can only be against on the inner ring end face of bearing 213a (the front step bearing 213a such as shown in Fig. 1) of contiguous fan 1, thus in the process of rotor 23 rotation, rotor 23 can rotate by rotor driven shell 24, rotor shell 24 drives rotating shaft 21 to rotate by inserts 243 with coordinating of rotating shaft 21, rotating shaft 21 drives the inner ring of two bearings 213 to rotate, the outer ring of two bearings 213 and stator 22, injection molding body 223 is maintained static by mounting arm 2231.
Thus, fan 1 is shorter relative to the cantilever before contiguous fan 1 between step bearing 213a, thus reduce the stressed of front step bearing 213a, and then the working life of front step bearing 213a can be extended, and due to fan 1 shorter in the distance axially occupied of rotating shaft 21, thus stay the space of Yu Geng great can to the mounting arm 2231 of motor 2, thus mounting arm 2231 can have more sufficient space to carry out thickening (increasing at rotating shaft 21 thickness axially) process, thus effectively improve the intensity of mounting arm 2231, and then improve the installation reliability of motor 2, and when this blower fan 100 be arranged on air conditioner (such as air conditioner outdoor machine) etc. upper time, effectively save installing space, improve the practicability of blower fan 100.
Preferably, along outer rim 121 radial direction from inside to outside, the part (the A portion such as shown in Fig. 1) of the contiguous outer rim 121 of spoke 123 tilts to extend towards the direction (rear such as shown in Fig. 1) of rotor 23.With reference to Fig. 1, the inner of spoke 123 is positioned at the side away from motor 2 of the outer end of spoke 123, thus ensureing that the part of rotor shell 24 can to stretch into wheel hub 12 in and under the prerequisite that enough supports of the length of thread engagement of rotating shaft 21 and wheel hub 12, effectively improve the structural strength of spoke 123, thus improve the bulk strength of blower fan 100, functional reliability and working life.In addition, the intensity in order to improve wheel hub 12 further can arrange floor 125, to improve the intensity of wheel hub 12 further between outer rim 121 and the side away from motor 2 of inner rim 122 and spoke 123.
Certainly, the present invention is not limited thereto, the concrete structure of fan 1 and motor 2 all can be arranged according to actual requirement, to meet actual requirement better.
The air conditioner (scheming not shown) of embodiment, comprises the blower fan 100 according to the above-mentioned first aspect embodiment of the present invention according to a second aspect of the present invention.
Be all known according to other configuration examples of the air conditioner of the embodiment of the present invention for those of ordinary skills as heat exchanger (scheming not shown) etc. and operation, be not described in detail here.
According to the air conditioner of the embodiment of the present invention, by arranging the blower fan 100 of above-mentioned first aspect embodiment, thus improve the overall performance of air conditioner.
In describing the invention, it will be appreciated that, term " " center ", " interior ", " outward ", "front", "rear", " axis ", " radial direction ", " circumference " etc. instruction orientation or position relationship be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this specification or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (9)
1. a blower fan, is characterized in that, comprising:
Fan, described fan comprises wheel hub and is located at least one blade on the periphery wall of described wheel hub, and described wheel hub has the first limit structure; With
Motor, described motor comprises rotor shell and is fixed on the rotor in described rotor shell, and described rotor shell has the second limit structure, described second limit structure coordinates to make described rotor shell drive described fan turns with described first limit structure.
2. blower fan according to claim 1, it is characterized in that, one of them in described first limit structure and described second limit structure is limiting stopper, and another in described first limit structure and described second limit structure is the restraining groove coordinated with described limiting stopper.
3. blower fan according to claim 2, is characterized in that, described first limit structure is limiting stopper, and described second limit structure is restraining groove.
4. blower fan according to claim 3, is characterized in that, the center of the contiguous described wheel hub of described limiting stopper is arranged.
5. blower fan according to claim 3, is characterized in that, described limiting stopper comprises multiple sub-limiting stopper, the spaced apart distribution in the circumference and/or radial direction of described wheel hub of described multiple sub-limiting stopper.
6. the blower fan according to any one of claim 1-5, is characterized in that, described wheel hub comprises:
Be formed as the outer rim of cylindrical shape;
Inner rim, described inner rim is set in described outer rim;
Spoke, described spoke is connected between the inner circle wall of described outer rim and the periphery wall of described inner rim, and wherein said first limit structure is located on described spoke.
7. blower fan according to claim 6, is characterized in that, limits holding space, stretching at least partly in described holding space of wherein said rotor shell between a side surface of the described rotor of vicinity of described outer rim and described spoke.
8. blower fan according to claim 6, is characterized in that, along described outer rim radial direction from inside to outside, the part of the described outer rim of vicinity of described spoke tilts to extend towards the direction of described rotor.
9. an air conditioner, is characterized in that, comprises the blower fan according to any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510029043.7A CN104632662A (en) | 2015-01-20 | 2015-01-20 | Draught fan and air conditioner provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510029043.7A CN104632662A (en) | 2015-01-20 | 2015-01-20 | Draught fan and air conditioner provided with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104632662A true CN104632662A (en) | 2015-05-20 |
Family
ID=53211778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510029043.7A Pending CN104632662A (en) | 2015-01-20 | 2015-01-20 | Draught fan and air conditioner provided with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104632662A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131151A (en) * | 2017-06-23 | 2017-09-05 | 广东美的制冷设备有限公司 | Wind wheel, blower fan and refrigeration plant |
| WO2019119802A1 (en) * | 2017-12-18 | 2019-06-27 | 广东威灵电机制造有限公司 | Hub of wind rotor, wind rotor, and fan assembly |
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| CN2755326Y (en) * | 2004-12-21 | 2006-02-01 | 奇鋐科技股份有限公司 | Radiating fan |
| CN101265920A (en) * | 2007-03-14 | 2008-09-17 | 台达电子工业股份有限公司 | Fan |
| CN201466819U (en) * | 2009-07-16 | 2010-05-12 | 珠海格力电器股份有限公司 | motor rotor and motor |
| US20140119938A1 (en) * | 2012-10-31 | 2014-05-01 | Samsung Electronics Co., Ltd. | Propeller fan and air conditioner having the same |
| CN203962505U (en) * | 2014-06-30 | 2014-11-26 | 美的集团武汉制冷设备有限公司 | Axial-flow blower and the air conditioner with it |
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| CN2572076Y (en) * | 2002-09-02 | 2003-09-10 | 建准电机工业股份有限公司 | Rotor structure |
| CN2755326Y (en) * | 2004-12-21 | 2006-02-01 | 奇鋐科技股份有限公司 | Radiating fan |
| CN101265920A (en) * | 2007-03-14 | 2008-09-17 | 台达电子工业股份有限公司 | Fan |
| CN201466819U (en) * | 2009-07-16 | 2010-05-12 | 珠海格力电器股份有限公司 | motor rotor and motor |
| US20140119938A1 (en) * | 2012-10-31 | 2014-05-01 | Samsung Electronics Co., Ltd. | Propeller fan and air conditioner having the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107131151A (en) * | 2017-06-23 | 2017-09-05 | 广东美的制冷设备有限公司 | Wind wheel, blower fan and refrigeration plant |
| WO2019119802A1 (en) * | 2017-12-18 | 2019-06-27 | 广东威灵电机制造有限公司 | Hub of wind rotor, wind rotor, and fan assembly |
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