CN110159568A - Guiding device and bladeless fan - Google Patents
Guiding device and bladeless fan Download PDFInfo
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- CN110159568A CN110159568A CN201910506068.XA CN201910506068A CN110159568A CN 110159568 A CN110159568 A CN 110159568A CN 201910506068 A CN201910506068 A CN 201910506068A CN 110159568 A CN110159568 A CN 110159568A
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- air inlet
- air
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- 238000009434 installation Methods 0.000 claims description 26
- 238000005183 dynamical system Methods 0.000 claims description 25
- 239000006096 absorbing agent Substances 0.000 claims description 9
- 230000003247 decreasing effect Effects 0.000 claims description 9
- 230000035939 shock Effects 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000007423 decrease Effects 0.000 claims description 5
- 230000009467 reduction Effects 0.000 claims description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000013016 damping Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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
- 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
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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
- F04D29/40—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
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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
- F04D29/66—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
- F04D29/663—Sound attenuation
-
- 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
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
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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 discloses a kind of guiding device and bladeless fan, which includes: first shell, and the first shell is equipped with flow-guiding channel, and the flow-guiding channel includes the first air inlet and the first air outlet；Conducting element, the conducting element are set to the inner wall of the flow-guiding channel, for air-flow to be directed to first air outlet along first air inlet.The guiding device is able to ascend air quantity；The bladeless fan includes above-mentioned guiding device, therefore the bladeless fan has the big advantage of air quantity.
Description
Technical field
The present invention relates to fan technology fields, more particularly to a kind of guiding device and bladeless fan.
Background technique
For bladeless fan because its original moulding and advanced technology are much favored by the market, bladeless fan also makes air double
Machine, it can generate the lasting cool breeze of nature, because of on-bladed, will not cover dust or hurt the finger of children's reeve, bladeless fan
Due to its unique structure design and outstanding security performance, liked by more and more people.
However, traditional bladeless fan is when in use, air quantity is smaller, influences the experience sense of user.
Summary of the invention
The problem of based on this, when in use for traditional bladeless fan, air quantity is smaller, influences the experience sense of user, mentions
A kind of guiding device is gone out and bladeless fan, the guiding device is able to ascend air quantity；The bladeless fan includes above-mentioned guiding device,
Therefore the bladeless fan has the big advantage of air quantity.
Specific technical solution is as follows:
On the one hand, this application involves a kind of guiding devices, comprising: and first shell, the first shell are equipped with flow-guiding channel,
The flow-guiding channel includes the first air inlet and the first air outlet；Conducting element, the conducting element are set to the flow-guiding channel
Inner wall, for air-flow to be directed to first air outlet along first air inlet.
Conducting element is arranged when in use, by the inner wall in the flow-guiding channel in above-mentioned guiding device, and conducting element can incite somebody to action
Air-flow is directed to first air outlet along first air inlet, in this way, wind can be reduced in the loss of flow-guiding channel, in turn
Promote air quantity.
Technical solution is illustrated further below:
The outer wall of the conducting element includes the water conservancy diversion inclined-plane to set to the concave in one of the embodiments, and the water conservancy diversion is oblique
Face is used to air-flow being directed to first air outlet along first air inlet.
The first shell includes the first installation ontology and the second installation ontology in one of the embodiments, and described the
One installation ontology and the second installation ontology interval are arranged to form the first air inlet, and the side wall of the first installation ontology offers the
One air outlet, first air inlet are connected to form the flow-guiding channel with first air outlet, and the conducting element is connected to
The side wall of the second installation ontology, the conducting element includes diversion division, and the cross-sectional area of the diversion division is along second peace
The direction of dress ontology to the first installation ontology gradually decreases.
It in one of the embodiments, further include afflux part, the afflux part includes collection flow channels, the collection flow channels packet
The second air inlet and the second air outlet are included, second air inlet is connected to first air outlet, the cross of the collection flow channels
Sectional area is gradually decreased along the direction of second air inlet to second air outlet.
It in one of the embodiments, further include acoustic element, the acoustic element is set in the flow-guiding channel.
The acoustic element is sound expelling plate in one of the embodiments, and the width of the acoustic element is along the noise reduction
The direction of the other end of one end of part to the acoustic element is gradually increased or gradually decreases.
The quantity of the acoustic element is at least two in one of the embodiments, and the acoustic element is arranged at intervals at institute
It states in flow-guiding channel.
In one of the embodiments, the acoustic element with a thickness of D, wherein 0.5mm≤D≤3.5mm.
The spacing of the two neighboring acoustic element is L in one of the embodiments, wherein 0.5mm≤D≤30mm.
On the other hand, the application further relates to a kind of bladeless fan, including the guiding device in any of the above-described embodiment.
Conducting element is arranged when in use, by the inner wall in the flow-guiding channel in above-mentioned bladeless fan, and conducting element can incite somebody to action
Air-flow is directed to first air outlet along first air inlet, in this way, wind can be reduced in the loss of flow-guiding channel, in turn
Promote air quantity.
It in one of the embodiments, further include second shell and dynamical system, the guiding device is set to described
In two shells, the outer wall of the second shell offers third air inlet, and the third air inlet and first air inlet connect
Logical, for generating air-flow, the air inlet of the dynamical system is set to the second shell and with described the dynamical system
The connection of one air outlet.
It in one of the embodiments, further include afflux part, the afflux part includes collection flow channels, the collection flow channels packet
The second air inlet and the second air outlet are included, second air inlet is connected to first air outlet, the cross of the collection flow channels
Sectional area is gradually decreased along the direction of second air inlet to second air outlet, the air inlet of the dynamical system and institute
State the connection of the second air outlet.
It in one of the embodiments, further include shock absorber part, one end of the shock absorber part is connect with the dynamical system, separately
One end is connect with the second shell.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of guiding device；
Fig. 2 is the top view of acoustic element；
Fig. 3 is the assembling schematic diagram of guiding device and second shell.
Description of symbols:
100, guiding device, 110, first shell, the 112, first air inlet, 114, flow-guiding channel, 120, conducting element, 122,
Water conservancy diversion inclined-plane, the 130, first installation ontology, 132, buckle, the 140, second installation ontology, 150, afflux part, the 152, second outlet air
Mouthful, 160, acoustic element, 200, second shell, 202, third air inlet, 210, outer shell, 220, inner shell, 230, pressing plate,
300, dynamical system, 310, diffuser, 320, motor, 330, impeller, 332, impeller housing, 340, bracket, 400, shock absorber part.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, below in conjunction with attached drawing and specific embodiment party
Formula, the present invention is further described in detail.It should be understood that the specific embodiments described herein are only to solve
The present invention is released, and the scope of protection of the present invention is not limited.
It should be noted that it can directly on the other element when element is referred to as " being set to " another element
Or there may also be elements placed in the middle.When element is referred to as " being fixedly arranged on " another element, it can be directly in another yuan
On part or there may also be elements placed in the middle.When an element is considered as " connection " another element, it be can be directly
It is connected to another element or may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ",
"left", "right" and similar statement for illustrative purposes only, are not meant to be the only embodiment.
It is important to point out that when element is referred to as " being fixedly arranged on " another element, two elements can be it is integrated,
It can be and be detachably connected between two elements.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
Body embodiment purpose, it is not intended that in limitation the present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
In addition it is also necessary to understand, in the present embodiment, term "lower", "upper", "front", "rear", "left", "right",
"inner", "outside", "top", "bottom", " side ", " other side ", " one end ", " other end ", etc. indicated by positional relationship be based on
Positional relationship shown in the drawings；The terms such as " first ", " second " are to distinguish different structure members.These terms are only
Convenient for the description present invention and simplify description, is not considered as limiting the invention.
As shown in Figure 1 to Figure 2, one of embodiment guiding device 100, comprising: first shell 110, first shell
110 are equipped with flow-guiding channel 114, and flow-guiding channel 114 includes the first air inlet 112 and the first air outlet；Conducting element 120, conducting element
120 are set to the inner wall of flow-guiding channel 114, for air-flow to be directed to the first air outlet along the first air inlet 112.
Conducting element 120, conducting element is arranged when in use, by the inner wall in flow-guiding channel 114 in above-mentioned guiding device 100
Air-flow can be directed to the first air outlet along the first air inlet 112 by 120, in this way, wind can be reduced in the damage of flow-guiding channel 114
It loses, and then promotes air quantity.
As shown in figure 3, on the basis of the above embodiments, the outer wall of conducting element 120 includes the water conservancy diversion inclined-plane to set to the concave
122, water conservancy diversion inclined-plane 122 is used to air-flow being directed to the first air outlet along the first air inlet 112.In this way, passing through water conservancy diversion inclined-plane 122
To realize the guiding role of air-flow.
As shown in Figure 1, first shell 110 includes the first installation ontology 130 and the second installation ontology in this embodiment
140, the first installation ontology 130 and the second installation ontology 140 interval setting form the first air inlet 112, the first installation ontology 130
Side wall offer the first air outlet, the first air inlet 112 is connected to form flow-guiding channel 114 with the first air outlet, conducting element 120
It is connected to the side wall of the second installation ontology 140, conducting element 120 includes diversion division, and the cross-sectional area of diversion division installs this along second
The direction that body 140 to the first installs ontology 130 gradually decreases.In this way, air-flow enters flow-guiding channel along the side of first shell 110
114, since the cross-sectional area of diversion division is gradually decreased along the direction that the second installation ontology 140 to the first installs ontology 130, because
This, wind can connect along the first air inlet 112 under the action of 120 self structure of conducting element and lead to the first air outlet, reduce wind and exist
The loss of flow-guiding channel 114, and then promote air quantity.
As shown in Figure 1, further including afflux part 150 based on any of the above embodiments, afflux part 150 includes afflux
Channel, collection flow channels include that the second air inlet and the second air outlet 152, the second air inlet are connected to the first air outlet, collection circulation
The cross-sectional area in road is gradually decreased along the direction of the second air inlet to the second air outlet 152.In this way, when air-flow is along flow-guiding channel
When 114 discharge, since the cross-sectional area of collection flow channels is gradually decreased along the direction of the second air inlet to the second air outlet 152, because
The wind being discharged from the first air outlet can be collected under the action of afflux part 150, drain into next air duct, and then can mention by this
Rise air quantity.In this embodiment, the second air outlet 152 is connected to the air inlet of dynamical system 300, in turn, in afflux part 150
Under the action of, the air quantity that can be lifted into dynamical system 300.
As shown in Figure 1, further including acoustic element 160 based on any of the above embodiments, acoustic element 160, which is set to, leads
In circulation road 114.In this way, reducing noise by acoustic element 160.Specifically, acoustic element 160 can be silencing cotton either sound
Reflecting plate.
Specific in this embodiment, acoustic element 160 is sound expelling plate, and the width of acoustic element 160 is along acoustic element 160
The direction of the other end of one end to acoustic element 160 is gradually increased or gradually decreases.In this way, repeatedly penetrating by sound baffle,
The energy of sound is consumed, so as to reduce noise.In this embodiment, one end of acoustic element 160 and the first installation ontology
The side wall of 130 connections, the other end and conducting element 120 connects.It, can be in this way, acoustic element 160 is erected in flow-guiding channel 114
Increase the emission area of sound, in turn, promoting acoustic element 160 reduces the reliability of noise.
As shown in Figure 1, the quantity of acoustic element 160 is at least two, and acoustic element 160 is spaced specific in this embodiment
It is set in flow-guiding channel 114.In this way, keeping sound more on acoustic element 160 by least two acoustic elements 160 of setting
Secondary reflection promotes the effect for reducing noise.In this embodiment, first shell 110 is toroidal shell, and acoustic element 160 is along the
The circumferential setting of one shell 110, in this way, promoting the reliability for reducing noise.Specifically, the quantity of acoustic element 160 is 2-50, such as
This, noise reduction effect is preferable, it is preferred that the quantity of acoustic element 160 is 17.
As shown in Fig. 2, specific in this embodiment, acoustic element 160 with a thickness of D, wherein 0.5mm≤D≤3.5mm.
In this way, in the range, the noise reduction effect of acoustic element 160 is preferable；Specifically, D can be, 0.5mm, 1mm, 1.5mm, 2mm,
2.5mm, 3mm and 3.5mm, it is preferable that D 1mm.
As shown in Fig. 2, the spacing of two neighboring acoustic element 160 is L, wherein 0.5mm≤D specific in this embodiment
≤30mm.In this way, in the range, sound reflects often between two neighboring acoustic element 160, and noise reduction effect is preferable；
Specifically, L can be 0.5mm, 1mm, 10mm, 20mm, 25mm and 30mm, it is preferable that D 10.5mm.
One of one embodiment bladeless fan, including the guiding device 100 in any of the above-described embodiment.
Conducting element 120 is arranged when in use, by the inner wall in flow-guiding channel 114 in above-mentioned bladeless fan, and conducting element 120 can
Air-flow is directed to the first air outlet along the first air inlet 112, in this way, wind can be reduced in the loss of flow-guiding channel 114, into
And promote air quantity.
As shown in figure 3, further including second shell 200 and dynamical system 300, water conservancy diversion dress on the basis of the above embodiments
100 are set to be set in second shell 200, the outer wall of second shell 200 offers third air inlet 202, third air inlet 202 with
The connection of first air inlet 112, for dynamical system 300 for generating air-flow, the air inlet of dynamical system 300 is set to second shell
It 200 and is connected to the first air outlet.In this way, by dynamical system 300 by air-flow along third air inlet 202, into the first air inlet
Mouth 112, subsequently into the air inlet of dynamical system 300, realizes the air inlet of bladeless fan.
As shown in figure 3, further including afflux part 150 specific in this embodiment, afflux part 150 includes collection flow channels, collection
Circulation road includes that the second air inlet and the second air outlet 152, the second air inlet are connected to the first air outlet, collection flow channels it is transversal
Area is gradually decreased along the direction of the second air inlet to the second air outlet 152, the air inlet of dynamical system 300 and the second air outlet
152 connections.In this way, by dynamical system 300 then air-flow is passed through along third air inlet 202 into the first air inlet 112
The afflux of afflux part 150 acts on, and improves the air quantity for entering dynamical system 300, in turn, promotes the air quantity of bladeless fan discharge.
Further include shock absorber part 400 as shown in figure 3, based on any of the above embodiments, one end of shock absorber part 400 with
Dynamical system 300 connects, and the other end is connect with second shell 200.In this way, passing through the cushioning effect of shock absorber part 400, power is reduced
System 300 passes to the vibration of second shell 200.In this embodiment, dynamical system 300 is by motor 320, fixed motor
320 bracket 340, impeller 330, impeller housing 332 and diffuser 310 is constituted.When 320 impeller of motor, 330 high speed rotation
When, the air-flow booster and speed-increasing of sucking will be generated upward high speed and high pressure air-flow, high speed and high pressure by the blade of impeller 330 at this time
Air-flow is further pressurizeed by the blade of diffuser 310, goes out the air duct into next stage from gas outlet.By 330 He of impeller
The pressurization of diffuser 310 plays multiplication amplification so that air quantity greatly increases.In this embodiment, shock absorber part 400
For spring-rubber mat damping device, second shell 200 includes outer shell 210 and inner shell 220, and the first installation ontology 130 is logical
It crosses buckle 132 to connect with inner shell 220, promotes the convenience that guiding device 100 is installed, impeller housing 332 and inner shell
There are spring vibration damper in 220 junctions, and are uniformly distributed at 6 along the circumferential direction of dynamical system 300, and then reduce by impeller housing
The vibration of 332 transmitting inner layer shells 220.The end of second shell 200 is equipped with pressing plate 230, and diffuser 310 and pressing plate 230 connect
There is spring-rubber mat damping device at the place of connecing, and spring vibration damper is uniformly distributed at 3 along the circumferential direction of dynamical system 300, reduces diffusion
Device 310 passes to the vibration of second shell 200 by pressing plate 230, obtains preferable experience.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Only several embodiments of the present invention are expressed for above embodiments, and the description thereof is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from present inventive concept, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.
Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (13)
1. a kind of guiding device characterized by comprising
First shell, the first shell are equipped with flow-guiding channel, and the flow-guiding channel includes the first air inlet and the first air outlet；
Conducting element, the conducting element are set to the inner wall of the flow-guiding channel, for guiding air-flow along first air inlet
To first air outlet.
2. guiding device according to claim 1, which is characterized in that the outer wall of the conducting element includes leading of setting to the concave
Inclined-plane is flowed, the water conservancy diversion inclined-plane is used to air-flow being directed to first air outlet along first air inlet.
3. guiding device according to claim 1, which is characterized in that the first shell includes the first installation ontology and the
Two installation ontologies, the first installation ontology and the second installation ontology interval are arranged to form the first air inlet, first installation
The side wall of ontology offers the first air outlet, and first air inlet is connected to that form the water conservancy diversion logical with first air outlet
Road, the conducting element are connected to the side wall of the second installation ontology, and the conducting element includes diversion division, the cross of the diversion division
Sectional area is gradually decreased along the direction of the second installation ontology to the first installation ontology.
4. guiding device according to claim 1, which is characterized in that further include afflux part, the afflux part includes afflux
Channel, the collection flow channels include the second air inlet and the second air outlet, and second air inlet and first air outlet connect
Logical, the cross-sectional area of the collection flow channels is gradually decreased along the direction of second air inlet to second air outlet.
5. guiding device according to claim 1, which is characterized in that further include acoustic element, the acoustic element is set to institute
It states in flow-guiding channel.
6. guiding device according to claim 5, which is characterized in that the acoustic element is sound expelling plate, the noise reduction
The width of part is gradually increased or gradually decreases along the direction of the other end of one end of the acoustic element to the acoustic element.
7. guiding device according to claim 5 or 6, which is characterized in that the quantity of the acoustic element is at least two, institute
Acoustic element is stated to be arranged at intervals in the flow-guiding channel.
8. guiding device according to claim 7, which is characterized in that the acoustic element with a thickness of D, wherein 0.5mm≤
D≤3.5mm。
9. guiding device according to claim 7, which is characterized in that the spacing of the two neighboring acoustic element is L,
In, 0.5mm≤D≤30mm.
10. a kind of bladeless fan, which is characterized in that including the described in any item guiding devices of claim 1 to 9.
11. bladeless fan according to claim 10, which is characterized in that it further include second shell and dynamical system, it is described
Guiding device is set in the second shell, and the outer wall of the second shell offers third air inlet, the third air inlet
Mouth is connected to first air inlet, and for the dynamical system for generating air-flow, the air inlet of the dynamical system is set to institute
It states second shell and is connected to first air outlet.
12. bladeless fan according to claim 11, which is characterized in that further include afflux part, the afflux part includes collection
Circulation road, the collection flow channels include the second air inlet and the second air outlet, second air inlet and first air outlet
Connection, the cross-sectional area of the collection flow channels are gradually decreased along the direction of second air inlet to second air outlet, institute
The air inlet for stating dynamical system is connected to second air outlet.
13. bladeless fan according to claim 11, which is characterized in that it further include shock absorber part, one end of the shock absorber part
It is connect with the dynamical system, the other end is connect with the second shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910506068.XA CN110159568A (en) | 2019-06-12 | 2019-06-12 | Guiding device and bladeless fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910506068.XA CN110159568A (en) | 2019-06-12 | 2019-06-12 | Guiding device and bladeless fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110159568A true CN110159568A (en) | 2019-08-23 |
Family
ID=67628679
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910506068.XA Pending CN110159568A (en) | 2019-06-12 | 2019-06-12 | Guiding device and bladeless fan |
Country Status (1)
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|---|---|
| CN (1) | CN110159568A (en) |
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| CN106870417A (en) * | 2017-03-13 | 2017-06-20 | 美的集团股份有限公司 | Pedestal and bladeless fan |
| CN106895018A (en) * | 2017-04-28 | 2017-06-27 | 广东美的环境电器制造有限公司 | For the pedestal and bladeless fan of bladeless fan |
| CN206860492U (en) * | 2017-04-28 | 2018-01-09 | 广东美的环境电器制造有限公司 | Pedestal and bladeless fan for bladeless fan |
| CN108547798A (en) * | 2018-04-30 | 2018-09-18 | 许彐琼 | Fan |
| CN109751286A (en) * | 2019-03-08 | 2019-05-14 | 珠海格力电器股份有限公司 | Shell structure and fan assembly with it |
| CN210003539U (en) * | 2019-06-12 | 2020-01-31 | 珠海格力电器股份有限公司 | Flow guiding device and bladeless fan |
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