CN110319038A - A kind of efficient Wet-dry blower - Google Patents
A kind of efficient Wet-dry blower Download PDFInfo
- Publication number
- CN110319038A CN110319038A CN201910539696.8A CN201910539696A CN110319038A CN 110319038 A CN110319038 A CN 110319038A CN 201910539696 A CN201910539696 A CN 201910539696A CN 110319038 A CN110319038 A CN 110319038A
- Authority
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- China
- Prior art keywords
- diffusion
- fan housing
- movable vane
- piece
- vane wheel
- 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
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- 238000009792 diffusion process Methods 0.000 claims abstract description 162
- 230000005855 radiation Effects 0.000 claims abstract description 6
- 230000008676 import Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 14
- 230000003068 static effect Effects 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 239000000428 dust Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/30—Vanes
-
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
- F04D29/444—Bladed diffusers
-
- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides a kind of efficient Wet-dry blower, including motor, movable vane wheel and fan housing, the motor includes casing, stator, rotor and end cap, the end cap is equipped with multiple diffusion pieces on the end face of dynamic impeller side, the diffusion piece extends on the fan housing on the inner sidewall of diffusion hole edge from the movable vane wheel excircle air outlet position with list is arc-shaped, multiple diffusion pieces are distributed at spiral radiation shape, and the end cap, fan housing and the combination of each diffusion piece form multiple independent diffusion diversion air ducts between the movable vane wheel air outlet and fan housing diffusion hole.The present invention is compared to the prior art, the water conservancy diversion diffusion of movable vane wheel exit flow is realized by diffusion piece, the tail portion that diffusion piece is corresponded on fan housing opens up the diffusion hole matched, side wall and expansion tablet outlet are closely coupled at fan housing diffusion hole, realize Wet-dry blower two-stage water conservancy diversion diffusion, airflow kinetic energy is converted into that pressure energy is more abundant, the aeroperformance with high static pressure efficiency.
Description
Technical field
The present invention relates to motor of dust collector technical fields, and in particular to a kind of efficient Wet-dry blower.
Background technique
Wet-dry blower can not only use in a dry environment, can also use under conditions of humidity few water, extensively
It is general to apply in various Wet-dry dust catchers.As shown in Figure 1, existing Wet-dry blower is generally in electric motor end cap 11 by dynamic
Fan housing 12 is installed in the side of impeller 13, and for 12 side of fan housing to aperture outlet air, this Wet-dry blower production is simple, but only leans on fan housing
12 inner faces and 11 end face of end cap carry out water conservancy diversion, are that the circumference ring-type being connected to is led between fan housing 12 and 13 air outlet of movable vane wheel
Fluid space, water conservancy diversion diffusion effect is poor, causes dust catcher Wet-dry fan efficiency generally lower in this way, peak efficiency is less than
47%.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the object of the present invention is to provide a kind of efficient Wet-dry blowers.
In order to achieve the above objectives, the technical solution adopted by the present invention to solve the technical problems is: a kind of efficient dry and wet two
With blower, including motor, movable vane wheel and fan housing, the motor includes casing, stator, rotor and end cap, the stator and rotor
It is formed by installation cavity body set on casing and end cap, the rotor has the shaft for stretching out end cap；The movable vane wheel is mounted on
The end cap end surface side opposite with rotor-side, the movable vane wheel are connect with the shaft of the rotor；The cover end of the fan housing
Face is equipped with air inlet, and the cover circumference side of the fan housing is equipped with multiple diffusion holes；The end cap is on the end face of dynamic impeller side
Equipped with multiple diffusion pieces, the diffusion piece extends to the wind from the movable vane wheel excircle air outlet position with list is arc-shaped
On cover on the inner sidewall of diffusion hole edge, multiple diffusion pieces are distributed at spiral radiation shape, the end cap, fan housing and each diffusion
Piece combination forms multiple independent diffusion diversion air ducts between the movable vane wheel air outlet and fan housing diffusion hole.
The present invention is compared to the prior art, right on fan housing by the water conservancy diversion diffusion of diffusion piece realization movable vane wheel exit flow
The tail portion of diffusion piece is answered to open up the diffusion hole matched, side wall and expansion tablet outlet are closely coupled at fan housing diffusion hole, realize dry
Wet Dual-purpose fan two-stage water conservancy diversion diffusion, airflow kinetic energy are converted into that pressure energy is more abundant, the aeroperformance with high static pressure efficiency.
It further, is D with the fan housing and end cap mating surface diameter1, the diameter of the movable vane wheel is D2, the movable vane
The outlet height of wheel is h1, the diffusion piece inlet diameter is D3, the diffusion piece inlet height h2, the import of the diffusion piece
Angle is β1, the diffusion piece outlet diameter is D4, the exit angle of the diffusion piece is β2, the number of blade of the diffusion piece is
z1；Then D3=D2+ (1.5~3) mm；D4=D1；h2=h1+ (1~1.5) mm；D4/D3=1.3~2；β1=8~25 °；β2=15~
40°；z1=13~21.
Using the above preferred scheme, diffusion piece is single circular arc prismatic blade, and diffusion piece is straight upwards in fan shaft, production side
Just, it is easy to demould；Blower with this diffusion piece design parameter, can be by adjusting diffusion piece compared with conventional Wet-dry blower
Entrance angle adjusts point where Wet-dry blower peak efficiency；Reasonable diffusion piece parameter designing enhances movable vane wheel
The water conservancy diversion diffusion action of implication stream, so that increasing Wet-dry fan efficiency after diffusion piece promotes 3%, fan efficiency averagely exists
51% or more.
Further, with the inlet -duct area S of the diffusion piece1, diffusion piece discharge area is S2, then S2/S1=1.2~
1.8。
Using the above preferred scheme, the water conservancy diversion diffusion action of diffusion piece is utmostly realized.
Further, the import leading edge top diameter D of the diffusion piece31Greater than base diameter D32, Δ D=D31-D32=1
~3mm；The air outlet of the movable vane wheel is parallel with the import leading edge of the diffusion piece and between the two away from for 0.75~1.5mm.
Using the above preferred scheme, diffusion piece leading-edge droop design ensures movable vane wheel air outlet air-flow even into diffusion
Piece reduces Rotation Noise.
Further, annular convex platform is arranged right below corresponding to the movable vane wheel bottom sheet outer circular edge on the end cap.
Further, the radial width of the annular convex platform is 2~4mm, the annular convex platform surface and movable vane wheel bottom sheet
Between spacing h3=0.3~0.6mm.
Using the above preferred scheme, annular convex platform design reduces between minimum between end cover surface and movable vane wheel bottom sheet
Away from so that the disc friction of Wet-dry blower is reduced, so that Wet-dry blower after annular convex platform is arranged on end cap
Improved efficiency 0.8%.
Further, on the fan housing diffusion hole quantity z2Equal to the quantity z of the diffusion piece1, the diffusion hole it is outer
Side wall is that list is arc-shaped, and multiple diffusion hole lateral walls are distributed at spiral radiation shape.
Using the above preferred scheme, fan housing diffusion hole cooperation diffusion piece design, realizes Wet-dry blower two-stage water conservancy diversion
Diffusion further improves the peak efficiency of dry and wet blower.
It further, is α with the lateral wall cornerite in the single diffusion hole1, diffusion hole diffusion angle is α2, the expansion
Pressing angle of the outlet through hole in hole in fan housing outer circle circumferential direction is α3, then the lateral wall wrap angle sigma in diffusion hole1=(360/z2)*
(0.5~0.65), the diffusion angle α in the diffusion hole2Slightly larger than the exit angle β of the diffusion piece2, α2=18~50 °, α3=
(360/z2)-α1。
Further, the outlet through hole axial height h in the diffusion hole5Equal to diffusion piece exit axial height h4。
Using the above preferred scheme, fan housing circumference upper outlet through-hole angle [alpha]3Using lesser angle value, can keep
Noise is reduced while Wet-dry blower entirety greater efficiency.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of prior art Wet-dry blower；
Fig. 2 is the structural schematic diagram of one embodiment of the present invention；
Fig. 3 is the structural schematic diagram of end cap in another embodiment of the present invention；
Fig. 4 is the structural schematic diagram of end cap in another embodiment of the present invention；
Fig. 5 is the structural schematic diagram of fan housing in another embodiment of the present invention；
Fig. 6 is the structural schematic diagram of fan housing in another embodiment of the present invention；
Fig. 7 is the structural schematic diagram of another embodiment of the present invention；
Fig. 8 is the efficient Wet-dry characteristic curve of fan of one embodiment of the present invention.
The title of number and corresponding component represented by letter in figure:
11- end cap；12- fan housing；13- movable vane wheel；2- end cap；21- diffusion piece；22- annular convex platform；3- movable vane wheel；4- wind
Cover；41- diffusion hole；411- lateral wall；412- outlet through hole.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Fig. 2, a kind of efficient Wet-dry blower, including motor, movable vane wheel 3 and fan housing 4, the motor include machine
Shell (not shown), stator (not shown), rotor (not shown) and end cap 2, the stator and rotor are set to 2 shapes of casing and end cap
At installation cavity body in, the rotor have stretch out end cap shaft；Movable vane wheel 3 is mounted on the end opposite with rotor-side of end cap 2
Surface side, movable vane wheel 3 are connect with the shaft of the rotor；The cover end face of fan housing 4 is equipped with air inlet, the cover circumference of fan housing 4
Face is equipped with multiple diffusion holes 41；End cap 2 is equipped with multiple diffusion pieces 21,21 driven impeller 3 of diffusion piece on the end face of 3 side of movable vane wheel
It is extended on fan housing 4 on the inner sidewall of 41 edge of diffusion hole at excircle air outlet position with list is arc-shaped, multiple diffusion pieces 21
It is distributed at spiral radiation shape, end cap 2, fan housing 4 and the combination of each diffusion piece 21 are between 3 air outlet of movable vane wheel and fan housing diffusion hole 41
Form multiple independent diffusion diversion air ducts.
Beneficial effect by adopting the above technical scheme is: rotor drives dynamic wheel rotation, formed from fan housing end face into
Air port enters the air-flow of the circumference side air outlet discharge through movable vane wheel again, realizes leading for movable vane wheel exit flow by diffusion piece
Diffusion is flowed, the tail portion that diffusion piece is corresponded on fan housing opens up the diffusion hole matched, side wall and expansion tablet outlet at fan housing diffusion hole
It is closely coupled, realize Wet-dry blower two-stage water conservancy diversion diffusion, it is more abundant that airflow kinetic energy is converted into pressure energy, has high static pressure efficiency
Aeroperformance.
As shown in Fig. 2-4,7,8, in other embodiments of the invention, the inlet angle of diffusion piece for a clear description
Degree and exit angle, it is any to be known as this for " any point is using blower central axis point as the circumference in the center of circle in sagittal plane " below
" center circumferential " of point；The entrance angle of diffusion piece refers to tangent line of the diffusion piece entrance location point in center circumferential and the import
Location point angle formed by the tangent line on diffusion piece circular arc；The exit angle of diffusion piece refers to diffusion piece outlet port point in
Tangent line and outlet port point angle formed by the tangent line on diffusion piece circular arc on heart circumference.Cooperated with fan housing 4 and end cap 2
Face diameter is D1, the diameter of movable vane wheel 3 is D2, the outlet height of movable vane wheel 3 is h1, 21 inlet diameter of diffusion piece is D3, diffusion piece
21 inlet height h2, the entrance angle of diffusion piece 21 is β1, 21 outlet diameter of diffusion piece is D4, the exit angle of diffusion piece 21 is
β2, the number of blade of diffusion piece 21 is z1；Then D3=D2+ (1.5~3) mm；D4=D1；h2=h1+ (1~1.5) mm；D4/D3=1.3
~2；β1=8~25 °；β2=15~40 °；z1=13~21.Beneficial effect by adopting the above technical scheme is: diffusion piece is single
Circular arc prismatic blade, diffusion piece is straight upwards in fan shaft, easy to make, is easy to demould；Wind with this diffusion piece design parameter
Machine can adjust Wet-dry blower peak efficiency place compared with conventional Wet-dry blower by adjusting diffusion piece entrance angle
Point；Reasonable diffusion piece parameter designing enhances the water conservancy diversion diffusion action to movable vane wheel exit flow, so that increasing diffusion piece
Wet-dry fan efficiency promotes 3% afterwards, and fan efficiency is average 51% or more.As shown in Fig. 8, using in present embodiment
Diffusion piece parameter is based on IEC60312 electric fan performance test methods, when motor maximal input is 340.8W, highest
Efficiency about 51.44%.
In other embodiments of the invention, with the inlet -duct area S1 of diffusion piece, diffusion piece discharge area is S2, then
S2/S1=1.2~1.8.Beneficial effect by adopting the above technical scheme is: utmostly realizing the water conservancy diversion diffusion action of diffusion piece.
In other embodiments of the invention, the import leading edge top diameter D of the diffusion piece31Greater than base diameter
D32, Δ D=D31-D32=1~3mm；The air outlet of the movable vane wheel it is parallel with the import leading edge of the diffusion piece and between the two away from
For 0.75~1.5mm.Beneficial effect by adopting the above technical scheme is: the design of diffusion piece leading-edge droop ensures movable vane wheel air outlet
Air-flow reduces Rotation Noise even into diffusion piece.
As shown in figure 3, corresponding to movable vane wheel bottom sheet outer circular edge on end cap 2 in other embodiments of the invention
Be arranged right below annular convex platform 22；The radial width of annular convex platform 22 is 2~4mm, under 22 surface of annular convex platform and movable vane wheel 3
Spacing h between piece3=0.3~0.6mm.Beneficial effect by adopting the above technical scheme is: annular convex platform design reduces end
Minimum spacing between cap surface and movable vane wheel bottom sheet, so that the disc friction of Wet-dry blower is reduced, so that end
Wet-dry fan efficiency promotes 0.8% after covering setting annular convex platform.
As shown in Figure 5,6, in other embodiments of the invention, the quantity z in diffusion hole 41 on fan housing 42Equal to expansion
The quantity z of tabletting1, the lateral wall in diffusion hole 41 is that list is arc-shaped, and multiple 41 lateral walls of diffusion hole are distributed at spiral radiation shape.It adopts
Be with the beneficial effect of above-mentioned technical proposal: fan housing diffusion hole cooperates the design of diffusion piece, realizes Wet-dry blower two-stage water conservancy diversion
Diffusion further improves the peak efficiency of dry and wet blower.
As shown in Figure 5,6, in other embodiments of the invention, the diffusion angle in diffusion hole 41 refers on the outside of diffusion hole
Location point tangent line and root position point angle formed by tangent line on the lateral wall circular arc of diffusion hole in center circumferential on wall.With
411 cornerite of lateral wall in single diffusion hole is α1, diffusion hole diffusion angle is α2, the outlet through hole 412 in diffusion hole is in fan housing excircle
Angle on direction is α3, then the lateral wall wrap angle sigma in diffusion hole1=(360/z2) * (0.5~0.65), the diffusion angle α in diffusion hole2
Slightly larger than the exit angle β of diffusion piece2, α2=18~50 °, α3=(360/z2)-α1；The outlet through hole axial height h in diffusion hole5
Equal to diffusion piece exit axial height h4.Beneficial effect by adopting the above technical scheme is: fan housing circumference upper outlet through-hole angle
Spend α3Using lesser angle value, noise can be reduced while keeping Wet-dry blower entirety greater efficiency.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow ordinary skill people
Member can understand the contents of the present invention and be implemented, it is not intended to limit the scope of the present invention, it is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the scope of protection of the present invention.
Claims (9)
1. a kind of efficient Wet-dry blower, which is characterized in that including motor, movable vane wheel and fan housing, the motor include casing,
Stator, rotor and end cap, the stator and rotor are set to casing and end cap is formed by installation cavity body, and the rotor, which has, to be stretched
The shaft of end cap out；The movable vane wheel is mounted on the end cap end side opposite with rotor-side, the movable vane wheel and the rotor
Shaft connection；The cover end face of the fan housing is equipped with air inlet, and the cover circumference side of the fan housing is equipped with multiple diffusion holes；
The end cap is equipped with multiple diffusion pieces on the end face of dynamic impeller side, and the diffusion piece is from movable vane wheel excircle air outlet position
Set sentence it is single it is arc-shaped extend on the fan housing on the inner sidewall of diffusion hole edge, multiple diffusion pieces are at spiral radiation shape
Distribution, the end cap, fan housing and the combination of each diffusion piece form multiple only between the movable vane wheel air outlet and fan housing diffusion hole
Vertical diffusion diversion air duct.
2. efficient Wet-dry blower according to claim 1, which is characterized in that straight with the fan housing and end cap mating surface
Diameter is D1, the diameter of the movable vane wheel is D2, the outlet height of the movable vane wheel is h1, the diffusion piece inlet diameter is D3, institute
State diffusion piece inlet height h2, the entrance angle of the diffusion piece is β1, the diffusion piece outlet diameter is D4, the diffusion piece
Exit angle be β2, the number of blade of the diffusion piece is z1；Then D3=D2+ (1.5~3) mm；D4=D1；h2=h1+ (1~1.5)
mm；D4/D3=1.3~2；β1=8~25 °；β2=15~40 °；z1=13~21.
3. efficient Wet-dry blower according to claim 2, which is characterized in that with the inlet -duct area S of the diffusion piece1,
Diffusion piece discharge area is S2, then S2/S1=1.2~1.8.
4. efficient Wet-dry blower according to claim 3, which is characterized in that at the top of the import leading edge of the diffusion piece
Diameter D31Greater than base diameter D32, Δ D=D31-D32=1~3mm；The import of the air outlet of the movable vane wheel and the diffusion piece
Leading edge is parallel and between the two away from for 0.75~1.5mm.
5. efficient Wet-dry blower according to claim 1, which is characterized in that correspond to the movable vane on the end cap
Wheel bottom sheet outer circular edge is arranged right below annular convex platform.
6. efficient Wet-dry blower according to claim 5, which is characterized in that the radial width of the annular convex platform is
2~4mm, the spacing h between the annular convex platform surface and movable vane wheel bottom sheet3=0.3~0.6mm.
7. efficient Wet-dry blower according to claim 2, which is characterized in that the quantity z in diffusion hole on the fan housing2
Equal to the quantity z of the diffusion piece1, the lateral wall in the diffusion hole is that list is arc-shaped, and multiple diffusion hole lateral walls are at spiral shell
Revolve radial distribution.
8. efficient Wet-dry blower according to claim 7, which is characterized in that with the lateral wall in the single diffusion hole
Cornerite is α1, diffusion hole diffusion angle is α2, angle of the outlet through hole in the diffusion hole in fan housing outer circle circumferential direction be
α3, then the lateral wall wrap angle sigma in diffusion hole1=(360/z2) * (0.5~0.65), the diffusion angle α in the diffusion hole2Slightly larger than described
The exit angle β of diffusion piece2, α2=18~50 °, α3=(360/z2)-α1。
9. efficient Wet-dry blower according to claim 8, which is characterized in that the outlet through hole in the diffusion hole is axial
Height h5Equal to diffusion piece exit axial height h4。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910539696.8A CN110319038A (en) | 2019-06-20 | 2019-06-20 | A kind of efficient Wet-dry blower |
| PCT/CN2019/119667 WO2020253093A1 (en) | 2019-06-20 | 2019-11-20 | High-efficiency dry and wet dual-use fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910539696.8A CN110319038A (en) | 2019-06-20 | 2019-06-20 | A kind of efficient Wet-dry blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110319038A true CN110319038A (en) | 2019-10-11 |
Family
ID=68119904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910539696.8A Pending CN110319038A (en) | 2019-06-20 | 2019-06-20 | A kind of efficient Wet-dry blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110319038A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020253093A1 (en) * | 2019-06-20 | 2020-12-24 | 苏州工业园区星德胜电机有限公司 | High-efficiency dry and wet dual-use fan |
| CN112814930A (en) * | 2019-11-18 | 2021-05-18 | 苏州爱普电器有限公司 | Dry and wet dual-purpose electric fan |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050123398A1 (en) * | 2003-12-06 | 2005-06-09 | Johnson Electric S.A. | Blower motor |
| JP2007315346A (en) * | 2006-05-29 | 2007-12-06 | Matsushita Electric Ind Co Ltd | Motor driven blower and vacuum cleaner using the same |
| CN102734221A (en) * | 2011-04-07 | 2012-10-17 | 乐金电子(天津)电器有限公司 | Diffuser and centrifugal fan equipped with same |
| CN109630431A (en) * | 2017-10-09 | 2019-04-16 | 赵健身 | A kind of multistage centrifugal compressor being connected with motor housing |
| CN210623134U (en) * | 2019-06-20 | 2020-05-26 | 苏州工业园区星德胜电机有限公司 | High-efficient wet dual-purpose fan futilely |
-
2019
- 2019-06-20 CN CN201910539696.8A patent/CN110319038A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050123398A1 (en) * | 2003-12-06 | 2005-06-09 | Johnson Electric S.A. | Blower motor |
| JP2007315346A (en) * | 2006-05-29 | 2007-12-06 | Matsushita Electric Ind Co Ltd | Motor driven blower and vacuum cleaner using the same |
| CN102734221A (en) * | 2011-04-07 | 2012-10-17 | 乐金电子(天津)电器有限公司 | Diffuser and centrifugal fan equipped with same |
| CN109630431A (en) * | 2017-10-09 | 2019-04-16 | 赵健身 | A kind of multistage centrifugal compressor being connected with motor housing |
| CN210623134U (en) * | 2019-06-20 | 2020-05-26 | 苏州工业园区星德胜电机有限公司 | High-efficient wet dual-purpose fan futilely |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020253093A1 (en) * | 2019-06-20 | 2020-12-24 | 苏州工业园区星德胜电机有限公司 | High-efficiency dry and wet dual-use fan |
| CN112814930A (en) * | 2019-11-18 | 2021-05-18 | 苏州爱普电器有限公司 | Dry and wet dual-purpose electric fan |
| CN112814930B (en) * | 2019-11-18 | 2023-02-03 | 苏州爱普电器有限公司 | Dry and wet dual-purpose electric fan |
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