CN105485052A - Impeller assembly, fan and air conditioning equipment - Google Patents
Impeller assembly, fan and air conditioning equipment Download PDFInfo
- Publication number
- CN105485052A CN105485052A CN201610045323.1A CN201610045323A CN105485052A CN 105485052 A CN105485052 A CN 105485052A CN 201610045323 A CN201610045323 A CN 201610045323A CN 105485052 A CN105485052 A CN 105485052A
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- China
- Prior art keywords
- rotor
- impeller assembly
- flexible drives
- fan blade
- assembly according
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides an impeller assembly, a fan and air conditioning equipment. The impeller assembly comprises flexible transmission parts and a plurality of blades, wherein the flexible transmission parts are connected end to end to form a loop and rotationally arranged along the loop; the plurality of blades are connected onto the flexible transmission parts and arranged in the extension direction of the flexible transmission parts. With the adoption of the technical scheme, the plurality of blades are driven by the flexible transmission parts to rotate around the loop formed by the flexile transmission parts, the air suction surface of the fan can be changed according to the shape of the loop defined by the flexible transmission parts, and the problem that air suction surfaces of fans cannot be changed in the prior art is solved.
Description
Technical field
The present invention relates to air-conditioning equipment field, in particular to a kind of impeller assembly, blower fan and air-conditioning equipment.
Background technique
Fig. 1 shows the structural representation of the aial flow impeller assembly of prior art, as shown in Figure 1, the shaft flow blade of prior art all adopts the mode of arranging multiple axial blade 1 ' in the circumference of a rotating shaft, although it is thinner that such axial blade 1 ' can design, but be subject to the restriction rotating area, air draught limited area, and in order to need several Fans parallel operation when obtaining larger air quantity or larger air inlet/outlet area, but now wind field easily disturb and make blower fan send " drone " noise, the wind field of air-out is very uneven.
The air draught face of the axial fan of prior art is the rounded face centered by rotating shaft, and air draught face can not change, and is restricted.
Fig. 2 shows the structural representation of the tubular impeller assembly of prior art, the tubular fan blade of prior art comprises multiple through-flow blade 2 ', multiple through-flow blade 2 ' extends all vertically, and multiple through-flow blade 2 ' is circumferentially evenly arranged, although wind field can be made relatively uniform, it is very thin that the mode due to its rotary work causes it not do.
Summary of the invention
Main purpose of the present invention is to provide a kind of impeller assembly, blower fan and air-conditioning equipment, to solve the unalterable problem in air draught face of the prior art.
To achieve these goals, according to an aspect of the present invention, provide a kind of impeller assembly, comprising: flexible drives, flexible drives end-to-end forms annular, and flexible drives is annularly arranged rotationally; Multiple fan blade, is all connected on flexible drives, and multiple fan blade is arranged along the bearing of trend of flexible drives.
Further, also comprise drive portion, drive portion comprises rotor, and rotor is arranged in annular, and rotor coordinates to drive flexible drives to arrange movably around annular with flexible drives transmission.
Further, drive portion also comprises the support be arranged in annular.
Further, support is arranged rotationally.
Further, flexible drives and rotor frictional fit or engagement fit.
Further, also comprise drive motor, drive motor and rotor are in transmission connection.
Further, drive motor is external rotor electric machine, and rotor is tubular, and rotor is sleeved on the rotor of external rotor electric machine.
Further, rotor is external rotor electric machine.
Further, also comprise fan blade fitting seat, fan blade fitting seat is arranged on flexible drives, and fan blade is connected with fan blade fitting seat.
According to a further aspect in the invention, provide a kind of blower fan, this blower fan comprises above-mentioned impeller assembly.
According to a further aspect in the invention, provide a kind of air-conditioning equipment, the blower fan that air-conditioning equipment is above-mentioned.
Apply technological scheme of the present invention, multiple fan blade drives the annular formed around flexible drives to rotate by flexible drives, the air draught face of blower fan can according to flexible drives surround the change of the shape of annular, be conducive to the unalterable problem in air draught face solving the blower fan existed in prior art.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the structural representation of the aial flow impeller assembly of prior art;
Fig. 2 shows the structural representation of the tubular impeller assembly of prior art;
Fig. 3 shows the structural representation of the impeller assembly of embodiments of the invention;
Fig. 4 shows the fan blade of embodiments of the invention and the linkage structure of flexible drives.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, flexible drives; 20, fan blade; 30, drive portion; 31, rotor; 32, support; 40, fitting seat; 41, supporting element; 42, substrate.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 3, the impeller assembly of the present embodiment comprises flexible drives 10, multiple fan blade 20, and flexible drives 10 end-to-end forms ring-type, and flexible drives 10 is annularly arranged rotationally.Multiple fan blade 20 is all connected on flexible drives 10, and multiple fan blade is arranged along the bearing of trend of flexible drives 10.
Multiple fan blade 20 drives the annular formed around flexible drives to rotate by flexible drives 10, the air draught face of blower fan can according to flexible drives 10 surround the change of the shape of annular, be conducive to the unalterable problem in air draught face solving the blower fan existed in prior art.
Concrete the annular that flexible drives 10 surrounds is elongated in the present embodiment, and the circumference being therefore arranged in rotating shaft relative to multiple fan blades of prior art can increase air draught area.
The annular that certain flexible drives 10 surrounds can be also the shape such as oval, circular or roughly rectangular, to increase the air draught area of blower fan.
In the present embodiment, impeller assembly also comprises the drive portion 30 for driving above-mentioned flexible drives 10 to rotate, drive portion 30 comprises rotor 31, rotor 31 is arranged in above-mentioned annular, and rotor 31 coordinates to drive flexible drives 10 to arrange movably around annular with flexible drives 10 transmission.
Drive portion 30 also comprises the support 32 be arranged in annular that flexible drives 10 surrounds, flexible drives 10 is supported for above-mentioned annular by support 32 and rotor 31, rotor 31 drives flexible drives 10 along in above-mentioned annular rotation process, flexible drives 10 drives multiple fan blade 20 to rotate kinetoplast 31 and support 32 cycle rotation, realizes blowing function.
Alternatively, support is arranged rotationally, to reduce the friction between flexible drives 10 and support.
Rotor 31 and support 32 interval are arranged, and add the extended length of flexible drives 10, add the area coverage being connected to multiple fan blade 20 on flexible drives 10 accordingly, are conducive to the air draught area increasing blower fan.
Alternatively, rotor 31 is identical with the external diameter of support 32.Rotor 31 and support 32 are also arranged in the same plane perpendicular to axis.
The planar tilt that fan blade 20 is formed relative to flexible drives 10 is arranged, and therefore in the process of fan blade 20 with flexible drives 10 movement, the fan blade 20 be obliquely installed drives air to be flowed to opposite side by flexible drives 10 side, realizes blowing function.
In the present embodiment, impeller assembly also comprises fan blade fitting seat 40, and fan blade fitting seat 40 is arranged on flexible drives 10, and fan blade 20 is connected with fan blade fitting seat 40.
Alternatively, fitting seat 40 has two spaced bumps, and two bumps are arranged along the bearing of trend of flexible drives 10, and two bumps are connected with flexible drives 10.When flexible drives 10 drives fan blade 20 to walk around rotor 31, two bumps coordinate with rotor 31 successively, solve vibrative problem when overall fitting seat 40 walks around rotor 31.
Alternatively, bump extends along the width direction of flexible drives 10, to improve the connection reliability of fitting seat 40 and flexible drives 10.
As shown in Figure 4, the fitting seat 40 of the present embodiment comprises two spaced supporting elements 41 and is connected to the substrate 42 of the one end away from flexible drives 10 of supporting element 41, and fan blade 20 is arranged on substrate 42.
When flexible drives 10 walks around rotor 31, two supporting elements 41 coordinate rotor 31 successively, avoid producing during the surface contact of overall fitting seat and rotor 31 or support 32 impacting, and are conducive to reducing vibration.
Alternatively, supporting element 41 is in tabular.Supporting element 41 erects on flexible drives 10, to support fan blade 20.
In the present embodiment, flexible drives 10 and rotor 31 frictional fit.Rotor 31 coordinates with flexible drives 10 friction driving, is conducive to reducing the vibration in transmission process, reduces the noise of impeller assembly.
Can be dull and stereotyped being with or vee belt with the flexible drives 10 of rotor 31 frictional fit.
In another embodiment of the application, flexible drives 10 and rotor 31 engagement fit.Engagement fit is conducive to improving transmission efficiency, is applicable to the blower fan that power is larger.
Nibbling with rotor 31 flexible drives 10 coordinated can be Transmitted chains or toothed belt.
Toothed belt, while the larger transmission efficiency ensured, significantly can reduce vibration, reduces the noise produced in impeller assembly working procedure.
In the present embodiment, impeller assembly also comprises drive motor, and drive motor and rotor 31 are in transmission connection.
Drive motor drives rotor 31 to rotate, and rotor 31 drives rotate kinetoplast 31 and support 32 of flexible drives 10 to rotate, thus realizes the blowing function of impeller assembly.
In the present embodiment, drive motor is external rotor electric machine, and rotor 31 is in tubular, and rotor 31 is sleeved on the rotor of external rotor electric machine.
Utilize outer rotor motor driven rotor 31, and be arranged on the inside of rotor 31 at external rotor electric machine, be conducive to conserve space, the blower fan that have employed this structure is easy to realize miniaturization, reduces the thickness of blower fan.
In another enforcement of the application, rotor 31 is external rotor electric machine, is directly coordinated with the external rotor of unofficial biography sub-motor by flexible drives 10, is conducive to simplified structure.
According to the another aspect of the application, the present embodiment also discloses a kind of blower fan, and this blower fan comprises above-mentioned impeller assembly.
According to the another aspect of the application, the present embodiment also discloses a kind of air-conditioning equipment, and this air-conditioning arranges and comprises above-mentioned blower fan.
The blower fan of the present embodiment is the blower fan system for air-condition heat exchanger designs, and it is laterally expanded by axial-flow leaf, and combined by a fitting seat 40 and belt wheel by fan blade 20, and motor adopts the mode of external rotor to replace the mode of former internal rotor.Object is homogeneous winds, makes air conditioner thinner.
It is primarily of as the wheel disc of support 32, flexible drives 10, fan blade 20, fitting seat 40 and external rotor electric machine composition.On the fastening fitting seat 40 being arranged on carrying fan blade of fan blade 20, fitting seat 40 and flexible drives 10 are fastenedly connected, and are evenly arranged along flexible drives 10.
The closed flexible drives 10 of annular is a flexible structure or flexible material.Rotor 31 is identical with the external diameter of support 32.Rotor 31 and support 32 axis being parallel, and be arranged in the same plane perpendicular to axis; Support 32 is arranged on a stationary axle that can rotate around it; Fixing in the middle of external rotor electric machine adopts, the peripheral external rotor electric machine form rotated; Flexible drives 10 is arranged on support and external rotor electric machine, and arranges certain pretightening force, makes to produce enough frictional force between band and wheel; When external rotor electric machine rotates, flexible connector just can be driven to rotate, after the revolution by support 32, form stable running loop, and produce stable air output under the driving of fan blade 20.
In the present embodiment, impeller assembly is not when increasing axial-flow leaf blade profile height, increases its air draught area; Substitute the occasion of several axial-flow blower parallel operations with it, make wind field relatively uniform, reduce disturbance; What existing Domestic wall air conditioner was done is thinner, and electric fan is under the prerequisite not taking larger space, and air-out area is larger.
The impeller assembly of the present embodiment has following technique effect:
1., because the design of this programme is under the prerequisite not increasing blade profile height, axial-flow leaf is laterally expanded and comes.Blade profile height does not increase the stability being conducive to blower fan and rotating, and utilizes belt wheel it laterally to be expanded and is then conducive to blower fan increase air draught and blowing area;
2., owing to instead of the parallel form of multiple stage blower fan with separate unit blower fan, avoid strong " convection current " disturbance of blower fan edge during multiple stage fan parallel-connection;
3. replace the cross flow fan in former domestic air conditioning wall hanging machine with this type blower fan, by specific design, that wall hanging machine can be done in theory is thinner; Owing to not increasing blower fan blade profile height, and can traverse or vertically place, make electric fan can not take too much space when increasing air draught area.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. an impeller assembly, is characterized in that, comprising:
Flexible drives (10), described flexible drives (10) end-to-end forms annular, and described flexible drives (10) is arranged rotationally along described annular;
Multiple fan blade (20), is all connected on described flexible drives (10), and multiple described fan blade is arranged along the bearing of trend of described flexible drives (10).
2. impeller assembly according to claim 1, it is characterized in that, also comprise drive portion (30), described drive portion (30) comprises rotor (31), described rotor (31) is arranged in described annular, and described rotor (31) coordinates with described flexible drives (10) transmission to drive described flexible drives (10) to arrange movably around described annular.
3. impeller assembly according to claim 2, is characterized in that, described drive portion (30) also comprises the support (32) be arranged in described annular.
4. impeller assembly according to claim 3, is characterized in that, described support (32) is arranged rotationally.
5. impeller assembly according to claim 2, is characterized in that, described flexible drives (10) and described rotor (31) frictional fit or engagement fit.
6. impeller assembly according to claim 2, is characterized in that, also comprises drive motor, and described drive motor and described rotor (31) are in transmission connection.
7. impeller assembly according to claim 6, is characterized in that, described drive motor is external rotor electric machine, and described rotor (31) is in tubular, and described rotor (31) is sleeved on the rotor of described external rotor electric machine.
8. impeller assembly according to claim 2, is characterized in that, described rotor (31) is external rotor electric machine.
9. impeller assembly according to claim 1, it is characterized in that, also comprise fan blade fitting seat (40), described fan blade fitting seat (40) is arranged on described flexible drives (10), and described fan blade (20) is connected with described fan blade fitting seat (40).
10. a blower fan, is characterized in that, described blower fan comprises the impeller assembly according to any one of claim 1 to 9.
11. 1 kinds of air-conditioning equipments, is characterized in that, described air-conditioning equipment comprises blower fan according to claim 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610045323.1A CN105485052B (en) | 2016-01-22 | 2016-01-22 | Impeller assembly, blower fan and air-conditioning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610045323.1A CN105485052B (en) | 2016-01-22 | 2016-01-22 | Impeller assembly, blower fan and air-conditioning equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105485052A true CN105485052A (en) | 2016-04-13 |
| CN105485052B CN105485052B (en) | 2018-01-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610045323.1A Active CN105485052B (en) | 2016-01-22 | 2016-01-22 | Impeller assembly, blower fan and air-conditioning equipment |
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| Country | Link |
|---|---|
| CN (1) | CN105485052B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI618861B (en) * | 2016-10-26 | 2018-03-21 | 奇鋐科技股份有限公司 | Fan structure with non-circular circumference |
| US10260508B2 (en) | 2016-12-05 | 2019-04-16 | Asia Vital Components Co., Ltd. | Fan structure with non-circular circumference |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5134305A (en) * | 1989-09-14 | 1992-07-28 | David Senehi | Wind power machine |
| CN2769545Y (en) * | 2004-12-20 | 2006-04-05 | 黎其银 | Sail type energy converter |
| CN1766346A (en) * | 2004-10-25 | 2006-05-03 | 建准电机工业股份有限公司 | Impeller of heat radiating fan |
| CN101270722A (en) * | 2007-06-06 | 2008-09-24 | 李世展 | Chain sail wind motor and method for outputting power by wind power |
| CN101749182A (en) * | 2010-02-20 | 2010-06-23 | 廖福彰 | Wind power pushing device with lateral rotating type fan blade |
| CN205383110U (en) * | 2016-01-22 | 2016-07-13 | 珠海格力电器股份有限公司 | Impeller subassembly, fan and air conditioning equipment |
-
2016
- 2016-01-22 CN CN201610045323.1A patent/CN105485052B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5134305A (en) * | 1989-09-14 | 1992-07-28 | David Senehi | Wind power machine |
| CN1766346A (en) * | 2004-10-25 | 2006-05-03 | 建准电机工业股份有限公司 | Impeller of heat radiating fan |
| CN2769545Y (en) * | 2004-12-20 | 2006-04-05 | 黎其银 | Sail type energy converter |
| CN101270722A (en) * | 2007-06-06 | 2008-09-24 | 李世展 | Chain sail wind motor and method for outputting power by wind power |
| CN101749182A (en) * | 2010-02-20 | 2010-06-23 | 廖福彰 | Wind power pushing device with lateral rotating type fan blade |
| CN205383110U (en) * | 2016-01-22 | 2016-07-13 | 珠海格力电器股份有限公司 | Impeller subassembly, fan and air conditioning equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI618861B (en) * | 2016-10-26 | 2018-03-21 | 奇鋐科技股份有限公司 | Fan structure with non-circular circumference |
| US10260508B2 (en) | 2016-12-05 | 2019-04-16 | Asia Vital Components Co., Ltd. | Fan structure with non-circular circumference |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105485052B (en) | 2018-01-05 |
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