CN106640764A - Shell, base and bladeless fan - Google Patents
Shell, base and bladeless fan Download PDFInfo
- Publication number
- CN106640764A CN106640764A CN201611014957.7A CN201611014957A CN106640764A CN 106640764 A CN106640764 A CN 106640764A CN 201611014957 A CN201611014957 A CN 201611014957A CN 106640764 A CN106640764 A CN 106640764A
- Authority
- CN
- China
- Prior art keywords
- wall
- housing
- silencer
- air
- impeller
- 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.)
- Granted
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
- 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
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
-
- 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
Abstract
The invention discloses a shell, a base and a bladeless fan. The base comprises a power system arranged in the shell, wherein the shell comprises an outer wall and at least two layers of silencing walls; a gas inlet is formed in the outer wall; the power system is used for introducing a gas through the gas inlet to establish gas flow; the at least two layers of silencing walls are arranged in the outer wall and cover the gas inlet; an air channel communicating the gas inlet with the power system is formed between the silencing walls; and the positive projection of the at least two layers of silencing walls on the outer wall covers the gas inlet. Because the at least two layers of silencing walls covering the gas inlet are arranged in the outer wall, and the air channel communicating the gas inlet with the power system is formed between the silencing walls, normal entrance of air in the power system is not influenced; and meanwhile, because the silencing walls are arranged between the power system and the gas inlet, a noise made by the power system during working can be reflected and absorbed by the silencing walls in advance before diffusing towards the gas inlet, and in this way, the noise made by the power system during working is effectively lowered.
Description
Technical field
The present invention relates to living electric apparatus field, more particularly, to a kind of housing, pedestal and bladeless fan.
Background technology
Existing bladeless fan includes pedestal.Pedestal includes shell and is arranged on the dynamical system of inside the shell.Shell is formed
There is air inlet, during work, dynamical system sucks air and sets up air-flow by air inlet.But send during power system operational
Noise can cause the noise of bladeless fan larger by air inlet to external diffusion.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art.For this purpose, the present invention needs offer one
Plant housing, pedestal and bladeless fan.
The housing of embodiment of the present invention can be applicable to the pedestal of bladeless fan, and the pedestal includes being arranged on the housing
Interior dynamical system, the housing includes outer wall and at least two-layer silencer wall, and the outer wall is formed with air inlet, the dynamical system
Unite for introducing gas by the air inlet to set up air-flow, at least two-layer silencer wall is arranged in the outer wall and covers
The air inlet is built, the air duct for connecting the air inlet and the dynamical system is formed between the silencer wall, it is described
At least orthographic projection of the two-layer silencer wall on the outer wall covers the air inlet.
The housing of embodiment of the present invention can be applicable to the pedestal of embodiment of the present invention, the pedestal of embodiment of the present invention
Including above-mentioned housing and the dynamical system being arranged in the housing.
The pedestal of embodiment of the present invention can be applicable to the bladeless fan of embodiment of the present invention, embodiment of the present invention
Bladeless fan includes the pedestal of embodiment of the present invention.
In embodiments of the present invention, due to being provided with least two-layer silencer wall for covering air inlet in outer wall, and
The air duct of connection air inlet and dynamical system is formed between silencer wall, does not so affect air to normally enter dynamical system
Interior, simultaneously because silencer wall is to be arranged between dynamical system and air inlet, the noise sent during such power system operational exists
Can shift to an earlier date to before air inlet diffusion and be reflected by silencer wall and absorbed, thus, the noise sent during power system operational is obtained
Effectively reduce.
In one embodiment, the outer wall is annular in shape, and the silencer wall is equally annular in shape, and with the wall coaxial
Arrange.
In one embodiment, the air inlet is formed with the air admission hole being arranged in array, and the air admission hole is along described
The circumferencial direction distribution of outer wall.
In one embodiment, the air inlet is in multiple array arrangements along the circumferencial direction of the outer wall, adjacent
Two array spacings are arranged.
In one embodiment, the air admission hole is rounded, a diameter of 1-3mm of the air admission hole.
In one embodiment, the distance between two neighboring described air admission hole is 1-3mm.
In one embodiment, the housing includes the base plate and dividing plate of the connection outer wall, and the outer wall is from described
Base plate is upwardly extended, and the dividing plate extends internally from the outer wall, and the silencer wall is included from the base plate upwardly extending
One silencer wall and the second silencer wall extended downwardly from the dividing plate, first silencer wall sets with second silencer wall interval
Put.
In one embodiment, the outer wall and first silencer wall are vertically arranged with the base plate, the outer wall
Arrange with second silencer wall and the divider upright.
In one embodiment, orthographic projection phase of first silencer wall with second silencer wall on the outer wall
Connect or be overlapped in the air inlet.
In one embodiment, the silencer wall also includes the 3rd silencer wall upwardly extending from the base plate, described
3rd silencer wall be located at first silencer wall and second silencer wall in, the 3rd silencer wall include from the base plate to
The connecting plate of upper extension and the arc inwardly and to the base plate bent away from described base plate one end from the connecting plate.
The pedestal of embodiment of the present invention is used for bladeless fan, and the pedestal is included as described in above-mentioned any embodiment
Housing and the dynamical system being arranged in the housing.
In one embodiment, the pedestal includes the noise reduction unit being arranged between the outer wall and the silencer wall
Part.
In one embodiment, the silencer element includes cotton piece.
In one embodiment, the dynamical system includes impeller housing, impeller, motor and diffuser, the impeller
Shell is erected in the housing, and the impeller housing is formed with the air inlet connected with the air inlet, and the impeller is arranged
In the impeller housing, the motor is used to drive the impeller, the diffuser to be arranged at the air-flow that the impeller is produced
Downstream, the diffuser is connected with the impeller housing.
In one embodiment, the motor housing for fixing the motor, the motor are formed with outside the motor
And the motor housing is located between the diffuser and the impeller, the motor housing is connected with the impeller housing.
The bladeless fan of embodiment of the present invention includes the pedestal described in any of the above-described embodiment.
In one embodiment, the bladeless fan includes fan head, and the fan head is formed with air channel and connects the wind
The nozzle in road, the fan head connects the air-flow so that the dynamical system to be produced with the pedestal and sends in the air channel.
In one embodiment, the bladeless fan include seal, the seal be used for seal the pedestal and
Gap between the fan head.
The additional aspect and advantage of embodiment of the present invention will be set forth in part in the description, partly by from following
Become obvious in description, or recognized by the practice of the present invention.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from the description with reference to accompanying drawings below to embodiment
Substantially with it is easy to understand, wherein：
Fig. 1 is the partial cutaway schematic view that the pedestal of embodiment of the present invention includes housing.
Fig. 2 is the enlarged diagram of the part of part I that the pedestal of Fig. 1 includes housing.
Fig. 3 is the schematic perspective view of the pedestal of embodiment of the present invention.
Fig. 4 is the floor map of the pedestal of embodiment of the present invention.
Fig. 5 is the A-A generalized sections of the pedestal of embodiment of the present invention.
Fig. 6 is the schematic top plan view of the pedestal of embodiment of the present invention.
Fig. 7 is the schematic perspective view of the bladeless fan of embodiment of the present invention.
Main element symbol description：
Bladeless fan 100；
Pedestal 20；
Housing 10, base plate 11, outer wall 12, air inlet 121, air admission hole 122, dividing plate 13, via 131, column 132, noise reduction
Wall 14, air duct 141, the first silencer wall 142, the second silencer wall 143, the 3rd silencer wall 144, connecting plate 1441, arc
1442nd, silencer element 145；
Dynamical system 21, impeller housing 211, impeller 212, motor 213, air inlet 214, diffuser 215, motor housing
216th, support member 211a, connecting hole 211b, fin 215a, air outlet 215b, gas passage 216a；
Damper element 22；
Fan 30, nozzle 31；
Seal 40.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the drawings, wherein ad initio
Same or similar element is represented to same or similar label eventually or the element with same or like function.Below by ginseng
The embodiment for examining Description of Drawings is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In describing the invention, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " is, based on orientation shown in the drawings or position relationship, to be for only for ease of
The description present invention and simplified description, rather than indicate or imply that the device or element of indication must have specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.Additionally, term " first ", " second " are only used for
Description purpose, and it is not intended that indicating or implying relative importance or the implicit quantity for indicating indicated technical characteristic.
Thus, " first " is defined, one or more feature can be expressed or be implicitly included to the feature of " second ".
In description of the invention, " multiple " are meant that two or more, unless otherwise expressly limited specifically.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected.Can
Being to be mechanically connected, or electrically connect.Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can be with
Above-mentioned term concrete meaning in the present invention is understood as the case may be.
Fig. 1～Fig. 2 is seen also, the housing 10 of embodiment of the present invention can be applicable to the pedestal 20 of bladeless fan.Base
Seat 20 includes the dynamical system 21 being arranged in housing 10.
Housing 10 includes outer wall 12 and at least two-layer silencer wall 14.Outer wall 12 is formed with air inlet 121.Dynamical system 21 is used
Introduce gas to set up air-flow in air inlet 121 is passed through.At least two-layer silencer wall 14 is arranged in outer wall 12 and covers air inlet
121.The air duct 141 of connection air inlet 121 and dynamical system 21 is formed between silencer wall 14.At least two-layer silencer wall 14
Orthographic projection on outer wall 12 covers air inlet 121.
The housing 10 of embodiment of the present invention can be applicable to the pedestal 20 of embodiment of the present invention.Embodiment of the present invention
Pedestal 20 includes above-mentioned housing 10 and the dynamical system 21 being arranged in housing 10.
The pedestal 20 of embodiment of the present invention can be applicable to the bladeless fan 100 of embodiment of the present invention.The present invention is implemented
The bladeless fan 100 of mode includes the pedestal 20 of embodiment of the present invention.
In embodiments of the present invention, due to being provided with least two-layer silencer wall for covering air inlet 121 in outer wall 12
The air duct 141 of connection air inlet 121 and dynamical system 21 is formed between 14, and silencer wall 14, sky is not so affected
Gas is normally entered in dynamical system 21, simultaneously because silencer wall 14 is to be arranged between dynamical system 21 and air inlet 121, so
The noise that sends can shift to an earlier date before spreading to air inlet 121 and be reflected and absorbed by silencer wall 14 when dynamical system 21 works, such as
This, the noise that dynamical system 21 sends when working has obtained effective reduction.
In embodiments of the present invention, when dynamical system 21 works, air by the air inlet passage 141 of air inlet 121,
Then the air by air duct 141 out is sucked in dynamical system 21 to produce high pressure draught by dynamical system 21 again.
In one embodiment, outer wall 12 is annular in shape, and silencer wall 14 is same annular in shape, and is coaxially disposed with outer wall 12.
Thus, the outer wall 12 of ring-type causes the bladeless fan 100 with housing 10 more attractive in appearance, and beneficial to air with more
The entrance of uniform mode, while incoming air area is larger and air intake is without dead angle, silencer wall 14 is coaxially disposed with outer wall 12 can be ensured
Air circulation it is smooth, so as to avoid causing air inlet uneven because local air flow is larger, while the mode being coaxially disposed
So that the structure of housing 10 is relatively stable, beneficial to the installation and placement of housing 10.
In one embodiment, air inlet 121 is formed with the air admission hole 122 being arranged in array, and air admission hole 122 is along outer wall
12 circumferencial direction distribution.
Thus, the air inlet area of air inlet 121 is larger and air inlet is more uniform.
In one embodiment, air inlet 121 along outer wall 12 circumferencial direction be in multiple array arrangements, adjacent two
Array spacings are arranged.
Thus, both can ensure that air inlet 121 had larger air inlet area, the intensity of outer wall 12 is can ensure that again, from
And the structural stability of guarantee housing 10, while the mode of multiple array spacings arrangement can to a certain extent reduce air inlet
During 121 air intake between air-flow and air-flow and air admission hole 122 interphase interaction and the noise that produces.
In one embodiment, air admission hole 122 is rounded, a diameter of 1-3mm of air admission hole 122.
Thus, being of moderate size for air admission hole 122, while ensureing that air inlet 121 has sufficient air inlet area, helps
The noise produced when 121 air intake of air inlet is reduced.
In one example, a diameter of 2mm of air admission hole 122.Thus, air admission hole 122 is of moderate size, and air admission hole
122 to open up difficulty relatively low.
In one embodiment, the distance between two neighboring air admission hole 122 is 1-3mm.
Thus, the distance between adjacent air admission hole 122 is moderate, can either so ensure the incoming air area of air inlet 121, together
When can avoid causing the phase between air-flow and between air-flow and air admission hole 122 because the distance between air admission hole 122 is excessively near again
Interreaction force is excessive and produce larger noise.
In one example, the distance between air admission hole 122 is 2mm.Thus, the distance between air admission hole 122 is moderate.
In one embodiment, housing 10 includes the base plate 11 and dividing plate 13 of connection outer wall 12.Outer wall 12 is from base plate 11
Upwardly extend.Dividing plate 13 extends internally from outer wall 12.Silencer wall 14 includes the He of first silencer wall 142 upwardly extending from base plate 11
From the second silencer wall 143 that dividing plate 13 is extended downwardly.First silencer wall 142 and the interval setting of the second silencer wall 143.
Thus, on the one hand the first silencer wall 142 and the spaced mode of the second silencer wall 143 can ensure with enough
Admission space, so that induction pathway is smooth, on the other hand the first silencer wall 142 is spaced with the second silencer wall 143
Mode increased the tortuosity of induction pathway, such noise can the multiple reflections consumption in tortuous induction pathway, and can be by sound
Energy is dissipated with form of heat, so as to enhance the erasure effect of housing 10.
It is appreciated that base plate 11 can stretch out so as to can stablize twelve Earthly Branches including the pedestal 20 of housing 10 from outer wall 12
On the support surface, supporting surface is, for example, the planes such as ground or desktop for support.
Meanwhile, in embodiments of the present invention, the first silencer wall 142 is integrally formed with base plate 11, the second silencer wall 143 with
Dividing plate 13 is integrally formed.So, process simple, so as to the cost for reducing manufacturing.
In one example, the material of housing 10 can be plastics, and housing 10 is made by Shooting Technique, so that housing
10 are structure as a whole.
In one embodiment, the silencer wall 142 of outer wall 12 and first is vertically arranged with base plate 11.Outer wall 12 and second disappears
Sound wall 143 is vertically arranged with dividing plate 13.
Thus, vertically disposed mode can ensure the regularity of the size of the air duct formed by two silencer walls, can
The size that avoids the occurrence of local air passage is less and affect the smoothness of air inlet or cause extra inflow noise.
In one embodiment, orthographic projection of first silencer wall 142 with the second silencer wall 143 on outer wall 12 connect or
It is overlapped in air inlet 121.
Thus, the intake efficiency of air inlet 121 is higher, while the first silencer wall 142 and the second silencer wall 143 are in outer wall 12
On frontal projected area it is larger and can fully cover air inlet 121, and soundproof effect is preferably, is so applying housing 10
When the pedestal 10 of embodiment of the present invention, the noise produced when dynamical system 21 works can be prevented effectively from directly by air inlet
121 pass.
In one embodiment, silencer wall 14 also includes the 3rd silencer wall 144 upwardly extending from base plate 11.3rd disappears
Sound wall 144 is located in the first silencer wall 142 and the second silencer wall 143.3rd silencer wall 144 includes upwardly extending from base plate 11
Connecting plate 1441 and the arc 1442 inwardly and to base plate 11 bent away from the one end of base plate 11 from connecting plate 1441.
Thus, housing 10 includes three layers of silencer wall, such sound insulation noise reduction more preferably, and due to the 3rd silencer wall 144
One end is formed with arc 1442, and such 3rd silencer wall 144 can form silencing cavity with base plate 11, thus, housing 10 is being answered
For embodiment of the present invention pedestal 10 when, the noise that produces is under the guide effect of arc 1442 when dynamical system 21 works
Can the noise reduction cavity reflection that formed with base plate 11 via the 3rd silencer wall 144 of part and absorption, and then can eliminate, dissipate a part
The noise that dynamical system 21 is produced, so as to enhance the erasure effect of pedestal 10.
Fig. 3～Fig. 6 is seen also, the pedestal 20 of embodiment of the present invention is used for bladeless fan.Pedestal 20 is included as above
State the housing 10 described in any embodiment and the dynamical system 21 being arranged in housing 10.
In one embodiment, pedestal 20 includes the silencer element 145 being arranged between outer wall 12 and silencer wall 14.
Thus, the noise that silencer element 145 can be eliminated, the part that dissipates is produced due to dynamical system 21, so strengthens
The erasure effect of pedestal 20.
It is appreciated that silencer element is, for example, the part by made by fluff material such as cotton piece.Because silencer element is with more
The individual hole being interspersed, so as to have preferable sound-absorbing effect, so as to further increase the bladeless fan with pedestal 20
100 anti-acoustic capability.
In one embodiment, silencer element 145 includes cotton piece.
Thus, due to silencer element 145 erasure effect more preferably.
In one embodiment, dynamical system 21 includes impeller housing 211, impeller 212 and motor 213.Impeller housing
211 are erected in housing 10.Impeller housing 211 is formed with the air inlet 214 connected with air inlet 121.Impeller 212 is arranged on leaf
In hub cap 211.Motor 213 is used to drive impeller 212.
Thus, impeller housing 211 has the effect for supporting and protecting to dynamical system 21, while driving leaf in motor 213
When wheel 212 works, directly can enter in dynamical system 21 to produce high pressure gas by air inlet 214 into the air in pedestal 20
Stream.High pressure draught can be discharged by the air outlet 215b of dynamical system 21.
Specifically, in embodiments of the present invention, impeller 212 is arranged in impeller housing 211.Motor 213 is used to drive
Impeller 212 is rotated.Motor 213 is located in impeller housing 21, and the output shaft of motor 213 is fixedly connected with impeller 212 so that motor
During 213 work impeller 212 can be driven to rotate.
When impeller 212 rotates, negative pressure can be produced around impeller 212, it is empty such that it is able to suck air from air inlet 214
Gas can form high pressure draught after the pressurization of impeller 212.High pressure draught can be discharged by the air outlet 215b of dynamical system 21.
In the pedestal 20 of an example of the invention, silencer wall 14 include the first silencer wall 142, the second silencer wall 143 and
3rd silencer wall 144, relative to the second silencer wall 143 near outer wall, the 3rd silencer wall 144 is located at first to the first silencer wall 142
In the silencer wall 143 of silencer wall 142 and second.First silencer wall 142, the second silencer wall 143 and the 3rd silencer wall 144 are annular
Vertical plate.
First silencer wall 142 and the top edge of the second silencer wall 143 are highly less than the height of the air inlet 214 of dynamical system 21
And less than air inlet 121 the centre position of vertical direction height, the noise that so can effectively completely cut off at air inlet 214 is direct
Passed by air inlet 121.Arc 1442 is the annular with in-flanges structure that the 3rd silencer wall 144 is formed
Plate.First silencer wall 142, the second silencer wall 143 and the 3rd silencer wall 144 are spaced from each other and form air duct 141.Simultaneously
Silencer element 145 is being provided between first silencer wall 142 and outer wall 12 and between each silencer wall.
In one example, dividing plate 13 is formed with via 131, and via 131 is coaxially disposed with outer wall 12.It is fixed on dividing plate 13
Multiple columns 132 are provided with, column 132 is upwardly extended from dividing plate 13.Multiple columns 132 are uniform around the circumferencial direction of via 131
It is intervally arranged.It is preferred that the quantity of column 132 is, for example, 3, the quantity more than 2 such as 4.
Impeller housing 211 is erected in housing 10, and impeller housing 211 is formed with the air inlet connected with air inlet 121
214.The outer peripheral face of impeller housing 211 is provided with multiple support member 211a.Multiple support member 211a are along the periphery of impeller housing 211
Face is provided at circumferentially spaced.
Connecting hole 211b is offered on support member 211a.Impeller housing 211 passes through via 131, and column 132 through company
Hole 211b is met, so that impeller housing 211 is erected on dividing plate 13.It is appreciated that the quantity of connecting hole 211b and position with
The correspondence of column 132, to ensure that impeller housing 211 can set up on the housing 10.
As explained above, the quantity of column 132 is more than two, the quantity of connecting hole 211b and the quantity of column 132
It is identical, so that the stress of impeller housing 211 is more balanced, so as to ensure that dynamical system 21 can smoothly be erected at housing 10
On.
In order to the vibration for reducing the generation of dynamical system 21 is passed directly on housing 10, to reduce the generation of noise.Column 132
On be arranged with damper element 22.Damper element 22 is through connecting hole 211b so that support member 211a can be supported on damper element 22
On, prevent dynamical system 21 from directly contacting with housing 10.Damper element 22 is, for example, that rubber parts or spring etc. have resilient unit
Part.
Part vibration by produced by dynamical system 21 can absorb consumption by damper element 22, shake such that it is able to reduce
Dynamic drive housing 10, and then reduce the generation of noise.
In one embodiment, dynamical system 21 also includes diffuser 215.Diffuser 215 is arranged at impeller 212 and produces
Air-flow downstream.Diffuser 215 is connected with impeller housing 211.
Thus, diffuser 215 can be pressurized to the high pressure draught produced by impeller 212, be slowed down and racemization, guiding is high
Calm the anger and flow to the motion of air outlet 215b directions.
It is appreciated that diffuser 215 includes multiple fin 215a, the height that multiple fin 215a can be produced to impeller 212
Pressure gas stream is integrated, and can realize eliminating the effect of whirlwind so that from the gas that the air outlet 215b of diffuser 215 is discharged
Stream is softer.
In one embodiment, the motor housing 216 for fixing motor 213, motor housing are formed with outside motor 213
216 are formed in outside motor 213 and for fixing motor 213.Motor housing 216 and motor 213 are located at diffuser 215 and impeller
Between 212, motor housing 216 is connected with impeller housing 211.
Thus, motor housing 216 can avoid motor 213 from rocking in the course of the work.
Specifically, be formed with gas passage 216a between motor housing 216 and impeller housing 211, gas passage 216a with
Diffuser 215 is connected.The air-flow produced when rotating of impeller 212 flows to diffuser 215, Jing Guokuo after gas passage 216a
Diffuser 215 is flowed to after depressor 215 outer to enter rated parts, for example, fanned in head.
Incorporated by reference to Fig. 7, the bladeless fan 100 of embodiment of the present invention includes the pedestal described in any of the above-described embodiment
20。
In one embodiment, bladeless fan 100 includes fan 30.Fan 30 is formed with air channel (not shown) and connects
The nozzle 31 of ventilating duct.Fan 30 connects the air-flow so that dynamical system to be produced with pedestal 20 and sends in air channel.
Further, it is provided with foam in the air channel of fan 30.Thus, foam can absorb produced in air channel making an uproar
Sound, such that it is able to reduce the noise of bladeless fan 100.
A fan 30 upwardly extending part are curvilinear, so that air channel is curvilinear, it is possible thereby to when lowering air flow
The noise of generation.
In order to prevent junction leakage of the air-flow between pedestal 20 and fan 30, it is provided with close between pedestal 20 and fan 30
Sealing 40, seal 40 is, for example, sheet rubber.The gap that seal 40 is used between sealing base 20 and fan 30.
In one example, the hardness of seal 40 is that between shore A40～60, elasticity is moderate can to stretch.
As shown in the dotted arrow of Fig. 5, when bladeless fan 100 works, motor 213 drives impeller 212 to rotate, and air is successively
Sucked by impeller 212 through air inlet 121, air duct 141 and air inlet 214, air is accelerated shape after pressurization by impeller 212
Into high pressure draught, high pressure draught is sequentially passed through in the air channel that fan 30 is entered after gas passage 216a and diffuser 215, finally from
Nozzle 31 sprays, so as to the high pressure draught that nozzle 31 sprays can roll up the air around inhaling, so as to form wind, to be embodied as user
The effect of cooling.
In addition, when bladeless fan 100 starts, the rotating speed of motor 213 gradually increases, out of service in bladeless fan 100
When, the rotating speed of motor 213 is gradually lowered, it is possible thereby to so that bladeless fan 100 slowly starts and out of service, such that it is able to drop
The vibration of low bladeless fan 100, to reduce the generation of noise.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score
The first and second feature directly contacts can be included, it is also possible to be not directly contact but by it including the first and second features
Between other characterisation contact.And, fisrt feature second feature " on ", " top " and " above " include that first is special
Levy directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the present invention.In order to
Simplify disclosure of the invention, hereinafter the part and setting of specific examples are described.Certainly, they are only merely illustrative, and
And purpose does not lie in the restriction present invention.Additionally, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, between itself not indicating discussed various embodiments and/or arranging
Relation.Additionally, the invention provides various specific technique and material example, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically enforcement
It is concrete that the description of mode ", " example ", " specific example " or " some examples " etc. means to combine embodiment or example is described
Feature, structure, material or feature are contained at least one embodiment of the present invention or example.In this manual, it is right
The schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.And, the specific features of description, knot
Structure, material or feature can in an appropriate manner be combined in any one or more embodiments or example.
While embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that：
These embodiments can be carried out with various changes, modification, replacement in the case of principle and objective without departing from the present invention and become
Type, the scope of the present invention is limited by claim and its equivalent.
Claims (15)
1. a kind of housing, for the pedestal of bladeless fan, the pedestal includes the dynamical system being arranged in the housing, and it is special
Levy and be, the housing includes：
Outer wall, the outer wall is formed with air inlet, and the dynamical system is used to introduce gas to set up gas by the air inlet
Stream；With
At least two-layer silencer wall of air inlet is arranged in the outer wall and is covered, connection is formed between the silencer wall described
The air duct of air inlet and the dynamical system, orthographic projection of at least two-layer silencer wall on the outer wall covers described
Air inlet.
2. housing as claimed in claim 1, it is characterised in that the outer wall is annular in shape, and the silencer wall is equally annular in shape, and
Arrange with the wall coaxial.
3. housing as claimed in claim 2, it is characterised in that the air inlet is formed with the air admission hole being arranged in array, institute
The circumferencial direction that air admission hole is stated along the outer wall is distributed.
4. housing as claimed in claim 1, it is characterised in that the housing includes the base plate and dividing plate of the connection outer wall,
The outer wall is upwardly extended from the base plate, and the dividing plate extends internally from the outer wall, and the silencer wall is included from the bottom
Upwardly extending first silencer wall of plate and the second silencer wall extended downwardly from the dividing plate, first silencer wall and described
Two silencer wall interval settings.
5. housing as claimed in claim 4, it is characterised in that the outer wall and first silencer wall are vertical with the base plate
Arrange, the outer wall and second silencer wall are arranged with the divider upright.
6. housing as claimed in claim 4, it is characterised in that first silencer wall is with second silencer wall described outer
Orthographic projection on wall connects or is overlapped in the air inlet.
7. housing as claimed in claim 4, it is characterised in that the silencer wall is also included from the base plate upwardly extending
Three silencer walls, the 3rd silencer wall is located in first silencer wall and second silencer wall, the 3rd silencer wall bag
Include from the upwardly extending connecting plate of the base plate and inwardly and curved to the base plate away from described base plate one end from the connecting plate
Bent arc.
8. a kind of pedestal, for bladeless fan, it is characterised in that include：
Housing as described in claim 1-7 any one；With
The dynamical system being arranged in the housing.
9. pedestal as claimed in claim 8, it is characterised in that the pedestal includes being arranged on the outer wall and the silencer wall
Between silencer element.
10. pedestal as claimed in claim 9, it is characterised in that the silencer element includes cotton piece.
11. pedestals as claimed in claim 8, it is characterised in that the dynamical system includes：
Impeller housing, the impeller housing is erected in the housing, and the impeller housing is formed with and is connected with the air inlet
Air inlet；
Impeller, the impeller is arranged in the impeller housing；With
Motor, the motor is used to drive the impeller；
Diffuser, the diffuser is arranged at the downstream of the air-flow that the impeller is produced, the diffuser and the impeller housing
Connection.
12. pedestals as claimed in claim 11, it is characterised in that the electricity for fixing the motor is formed with outside the motor
Machine shell, the motor and the motor housing are located between the diffuser and the impeller, the motor housing and institute
State impeller housing connection.
13. a kind of bladeless fans, it is characterised in that include the pedestal as described in claim 1-12 any one.
14. bladeless fans as claimed in claim 13, it is characterised in that the bladeless fan includes fan head, the fan capitiform
Into the nozzle for having air channel with connect the air channel, the fan head connects the air-flow so that the dynamical system to be produced with the pedestal
Send in the air channel.
15. bladeless fans as claimed in claim 14, it is characterised in that the bladeless fan includes seal, the sealing
Part is used to seal the gap between the pedestal and the fan head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611014957.7A CN106640764B (en) | 2016-11-15 | 2016-11-15 | Shell, pedestal and bladeless fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611014957.7A CN106640764B (en) | 2016-11-15 | 2016-11-15 | Shell, pedestal and bladeless fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106640764A true CN106640764A (en) | 2017-05-10 |
| CN106640764B CN106640764B (en) | 2019-05-31 |
Family
ID=58808045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611014957.7A Active CN106640764B (en) | 2016-11-15 | 2016-11-15 | Shell, pedestal and bladeless fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106640764B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026797A (en) * | 2018-08-25 | 2018-12-18 | 北京天然天启科技有限公司 | The bladeless fan of changeable panning angle |
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|---|---|---|---|---|
| GB2468330A (en) * | 2009-03-04 | 2010-09-08 | Dyson Technology Ltd | Tilting fan stand |
| GB2479667A (en) * | 2009-03-04 | 2011-10-19 | Dyson Technology Ltd | Tilting fan with support members using race and rolling elements |
| CN104100497A (en) * | 2013-04-08 | 2014-10-15 | 任文华 | Fan |
| CN104235078A (en) * | 2014-09-19 | 2014-12-24 | 任文华 | Fan |
| CN105673460A (en) * | 2016-01-26 | 2016-06-15 | 任文华 | Fan and impeller cover for fan |
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2016
- 2016-11-15 CN CN201611014957.7A patent/CN106640764B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2468330A (en) * | 2009-03-04 | 2010-09-08 | Dyson Technology Ltd | Tilting fan stand |
| GB2479667A (en) * | 2009-03-04 | 2011-10-19 | Dyson Technology Ltd | Tilting fan with support members using race and rolling elements |
| CN104100497A (en) * | 2013-04-08 | 2014-10-15 | 任文华 | Fan |
| CN104235078A (en) * | 2014-09-19 | 2014-12-24 | 任文华 | Fan |
| CN104481932A (en) * | 2014-09-19 | 2015-04-01 | 任文华 | Fan |
| CN105673460A (en) * | 2016-01-26 | 2016-06-15 | 任文华 | Fan and impeller cover for fan |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026797A (en) * | 2018-08-25 | 2018-12-18 | 北京天然天启科技有限公司 | The bladeless fan of changeable panning angle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106640764B (en) | 2019-05-31 |
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Effective date of registration: 20210319 Address after: 528311 4 Global Innovation Center, industrial road, Beijiao Town, Shunde District, Foshan, Guangdong, China Patentee after: GUANGDONG MEIDI WHITE HOUSEHOLD ELECTRICAL APPLIANCE TECHNOLOGY INNOVATION CENTER Co.,Ltd. Patentee after: MIDEA GROUP Co.,Ltd. Address before: 528311, 26-28, B District, Mei headquarters building, 6 Mei Road, Beijiao Town, Shunde District, Foshan, Guangdong. Patentee before: MIDEA GROUP Co.,Ltd. |
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