CN206234152U - Housing, pedestal and bladeless fan - Google Patents

Abstract

The utility model discloses a kind of housing, pedestal and bladeless fan.Housing is used for the pedestal of bladeless fan.Pedestal includes the dynamical system being arranged in housing.Housing includes outer wall and silencer wall.Outer wall is formed with air inlet, and air inlet is formed with the air admission hole of array arrangement, and dynamical system is used to set up air-flow by air inlet suction air.Silencer wall is arranged in outer wall and covering air inlet silencer wall is formed with the bloop of array arrangement, and bloop and air admission hole stagger setting.Housing of the present utility model, pedestal and bladeless fan, because bloop and air admission hole stagger settings, noise reflects and consumes between outer wall and silencer wall, so that the sound passed to outside housing is reduced, the effect for reducing noise is served, and gas can be normally entered in housing.

Description

Housing, pedestal and bladeless fan

Technical field

The utility model is related to fan art, more particularly to a kind of housing, pedestal and bladeless fan.

Background technology

Existing bladeless fan includes pedestal.Pedestal includes shell and the dynamical system being arranged in shell.Shell is formed There is air inlet, during work, dynamical system sucks air and sets up air-flow by inlet port.But sent during power system operational Noise can cause the noise of bladeless fan larger by air inlet to external diffusion.

Utility model content

The utility model is intended at least solve one of technical problem present in prior art.Therefore, the utility model is carried For a kind of housing, pedestal and bladeless fan.

The housing of the utility model implementation method is used for the pedestal of bladeless fan.The pedestal includes being arranged on the housing Interior dynamical system.The housing includes outer wall and silencer wall.The outer wall is formed with air inlet, and the air inlet is formed with battle array The air admission hole of arrangement is arranged, the dynamical system is used to set up air-flow by air inlet suction air.

Silencer wall is arranged in the outer wall and silencer wall described in covering air inlet is formed with the bloop of array arrangement, institute Bloop and the air admission hole is stated to stagger setting.

In some embodiments, the outer wall is annular in shape, and the silencer wall is annular in shape, and is set with the wall coaxial Put.

In some embodiments, the housing includes base plate, the outer wall and the silencer wall respectively with the base plate It is vertically arranged.

In some embodiments, the air admission hole is distributed along the circumferencial direction of the outer wall.

In some embodiments, the air inlet is in multiple array arrangements, each institute along the circumferencial direction of the outer wall State array spacings setting.

In some embodiments, the air admission hole is identical with the noise reduction hole shape and size.

In some embodiments, the distance between the outer wall and described silencer wall are 5-30mm.

Utility model implementation method pedestal include any of the above implementation method described in housing and be arranged in housing Dynamical system.Dynamical system is used to set up air-flow by air inlet suction air.

In some embodiments, the pedestal includes the noise reduction unit being arranged between the outer wall and the silencer wall Part.

In some embodiments, the silencer element includes cotton piece.

In some embodiments, 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.The impeller is set In the impeller housing.The motor is used to drive the impeller；The diffuser is arranged at the air-flow that the impeller is produced Downstream, the diffuser is connected with the impeller housing.It is formed with outside the motor outside the motor for fixing the motor Shell, the motor and the motor housing are located between the diffuser and the impeller, the motor housing and the leaf Hub cap is connected.

Include the pedestal described in any of the above implementation method in the bladeless fan of utility model implementation method.

Housing of the present utility model, pedestal and bladeless fan, because bloop and the air admission hole stagger setting, noise exists Reflected between outer wall and silencer wall and consumed, so that the sound reduction passed to outside housing, serves the effect for reducing noise, And gas can be normally entered in housing.

Additional aspect of the present utility model and advantage will be set forth in part in the description, partly by from following description In become obvious, or by it is of the present utility model practice recognize.

Brief description of the drawings

Description of the of the present utility model above-mentioned and/or additional aspect and advantage from combination accompanying drawings below to implementation method In will be apparent and be readily appreciated that, wherein：

Fig. 1 is the schematic perspective view of the bladeless fan of the utility model implementation method；

Fig. 2 is the schematic perspective view of the pedestal of the utility model implementation method；

Fig. 3 is the schematic cross-section of the pedestal of the utility model implementation method；

Fig. 4 is the schematic cross-section of the housing of the pedestal of the utility model implementation method；

Fig. 5 is the enlarged diagram of the housing V parts of Fig. 4.

Fig. 6 is the schematic cross-section of the noise-reducing structure of the pedestal of the utility model implementation method.

Main element symbol description：

Bladeless fan 1000；

Pedestal 100；

Housing 10, base plate 11, outer wall 12, air inlet 121, air admission hole 1211, silencer wall 13, bloop 131, dividing plate 14, Via 141, column 142；

Dynamical system 20, impeller housing 21, air inlet 211, support member 212, connecting hole 2121, impeller 22, motor 23, expansion Depressor 24, fin 241, air outlet 242, motor housing 25, gas passage 25a, damper element 26；

Noise-reducing structure 30, silencing cavity 31, voice entry 32；

Seal 40；

Fan first 102, nozzle 1021.

Specific embodiment

Implementation method of the present utility model is described below in detail, the example of the implementation method is shown in the drawings, wherein Same or similar label represents same or similar element or the element with same or like function from start to finish.Lead to below It is exemplary to cross the implementation method being described with reference to the drawings, and is only used for explaining the utility model, and it is not intended that to this practicality New limitation.

In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward ", The orientation or position relationship of the instructions such as " clockwise ", " counterclockwise " be based on orientation shown in the drawings or position relationship, be only for Be easy to description the utility model and simplify describe, rather than indicate imply signified device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.Additionally, term " first ", " second " is only used for describing purpose, and it is not intended that indicating or implying relative importance or imply to indicate indicated technology The quantity of feature.Thus, " first " is defined, the feature of " second " can be expressed or implicitly include one or more The feature.In description of the present utility model, " multiple " is meant that two or more, unless otherwise clearly specific Limit.

, it is necessary to explanation, unless otherwise clearly defined and limited, term " is pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly Connection；Can mechanically connect, or electrically connect or can mutually communicate；Can be joined directly together, it is also possible in Between medium be indirectly connected to, can be two element internals connection or two interaction relationships of element.For this area For those of ordinary skill, concrete meaning of the above-mentioned term in the utility model can be as the case may be understood.

In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it D score can include the first and second feature directly contacts, it is also possible to including the first and second features not be directly contact but logical The other characterisation contact crossed between them.And, fisrt feature second feature " on ", " top " and " above " include the One feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height higher than second feature.First is special Levy second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or only Represent that fisrt feature level height is less than second feature.

Following disclosure provides many different implementation methods or example is used for realizing different structure of the present utility model. In order to simplify disclosure of the present utility model, hereinafter the part and setting to specific examples are described.Certainly, they are only Example, and purpose does not lie in limitation the utility model.Additionally, the utility model can in different examples repeat reference numerals And/or reference letter, this repetition is for purposes of simplicity and clarity, discussed various implementation methods itself not to be indicated And/or the relation between setting.Additionally, the example of the various specific technique that provides of the utility model and material, but this Field those of ordinary skill can be appreciated that the application of other techniques and/or the use of other materials.

Fig. 1 is referred to, the bladeless fan 1000 of the utility model implementation method includes pedestal 100 and fan first 102.Fan head 102 are arranged on pedestal 100.Operationally, fan first 102 can blow out wind to bladeless fan 1000.Relative to traditional fan, nothing Blade fan 1000 is not easy to hurt the positions such as the finger of user due to the flabellum not exposed, therefore, bladeless fan 1000 has Safe the characteristics of.In addition, the small volume of bladeless fan 1000 so that user's easy cleaning bladeless fan 1000.

Fig. 2 is referred to, pedestal 100 includes housing 10 and dynamical system 20.Also referring to Fig. 4 and Fig. 5, housing 10 includes Base plate 11, outer wall 12 and silencer wall 13.Base plate 11 stretches out from outer wall 12 so that bladeless fan 1000 can be supported stably On the support surface, supporting surface is, for example, the planes such as ground or desktop.

Outer wall 12 is annular in shape, and silencer wall 13 is same annular in shape and is coaxially disposed with outer wall 12.The outer wall 12 of ring-type causes nothing Blade fan 1000 is more attractive in appearance, can also increase the surface area of outer wall 12 so that incoming air area is larger.In addition, outer wall 12 and noise reduction Wall 13 is coaxially disposed and causes that the structure of pedestal 100 is compacter.

In order that obtaining housing 10 is more prone to manufacture, outer wall 12 and silencer wall 13 are vertically arranged with base plate 11 respectively.Or Say, base plate 11, outer wall 12 and silencer wall 13 are formed in one structure.In one example, the material of housing 10 can be plastics, shell Body 10 is made up of Shooting Technique, so that housing 10 is structure as a whole.

Outer wall 12 is formed with air inlet 121, and air inlet 121 is formed with the air admission hole 1211 of array arrangement.Air inlet 121 makes Obtaining dynamical system 20 can suck air so as to set up air-flow, so that bladeless fan 1000 can form wind to meet user Demand.

Air admission hole 1211 is distributed along the circumferencial direction of outer wall 12.So cause that the incoming air area of air inlet 121 is larger, favorably In the air mass flow that increase enters in pedestal 100.Furthermore it is also possible to so that air enters from the surrounding of housing 10, so that into Air-flow in pedestal 100 is more uniform, such that it is able to reduce noise during air flow.

In order that outer wall 12 has enough intensity, to prevent housing 10 from being damaged, air inlet because the accident such as dropping, clashing into Along the circumferential direction in multiple array arrangements, each array spacings is set mouth 121.As shown in Fig. 2 two adjacent air inlets 121 Outer wall 12 between array is continuous structure.In addition, this also have the advantage that air admission hole 1211 is formed, so as to improve 10 finished product Rate.

Specifically, air inlet 121 is set near base plate 11 so that air move to from bottom to top dynamical system 20 with Shorten path and the resistance of air, therefore, air inlet 121 is set near base plate 11 can reduce the noise of air flow generation.

Silencer wall 13 is arranged in outer wall 12 and covering air inlet 121, and silencer wall 13 is formed with the bloop of array arrangement 131, bloop 131 and air admission hole 1211 stagger setting.Stagger the bloop 131 and air admission hole 1211 of setting so that dynamical system The noise that system 20 is produced reaches outer wall 12 after through bloop 131, then reflexes in housing 10, so repeatedly, so that can To consume the energy of noise, and then the sound reduction passed to outside housing 10 is caused, playing to know clearly reduces the effect of noise, and And air can sequentially passed through and enter in housing 10 after air admission hole 1211 and bloop 131, can't influence bladeless fan 1000 Normally use.

The setting it should be noted that bloop 131 and air admission hole 1211 stagger, in other words, bloop 131 is in outer wall 12 On orthographic projection be located at air admission hole 1211 outside.

Bloop 131 is identical with the shape of air admission hole 1211 and size.In this way, housing 10 is more prone to manufacture.Further, Air admission hole 1211 and bloop 131 are rounded, a diameter of 1-3mm of air admission hole 1211 or bloop 131.For example stomata 1211 or A diameter of 2mm of bloop 131.So can reduce gas while the normally suction air of bladeless fan 1000 is ensured The noise that body is produced when flowing.

The distance between two adjacent air admission holes 1211 or the distance between two adjacent bloops 131 are 1-3mm. Preferably, the distance between two adjacent air admission holes 1211 or the distance between two adjacent bloops 131 are 2mm.By This can reduce the noise produced during air flow.

The distance between silencer wall 13 and outer wall 12 are 5-30mm.The distance range of outer wall 12 and silencer wall 13 more than It is interior so that noise to consume, bladeless fan can be passed to so as to reduce by roundtrip between outer wall 12 and silencer wall 13 Noise outside 1000.

In one example, the distance between silencer wall 13 and outer wall 12 are 10mm.Certain frequency model can so be reduced Enclose interior noise.In another example, the distance between sound wall 13 and outer wall 12 are 20mm.

Housing 10 also includes the dividing plate 14 extended internally from outer wall 12.The connecting bottom board 11 of silencer wall 13 and dividing plate 14.Dividing plate 14 are formed with via 141, and via 141 is coaxially disposed with outer wall 12.Via 141 is located in silencer wall 13.

Multiple columns 142 are fixedly installed on dividing plate 14, column 142 is upwardly extended from dividing plate 14.Multiple columns 142 are bypassed The circumferencial direction uniform intervals arrangement in hole 141.It is preferred that the quantity of column 142 is, for example, 3, the quantity more than 2 such as 4.

Incorporated by reference to Fig. 3, dynamical system 20 is arranged in housing 10, and dynamical system 20 is used to suck sky by air inlet 121 Gas sets up air-flow.Dynamical system 20 includes impeller housing 21, impeller 22, motor 23, diffuser 24 and motor housing 25.

Impeller housing 21 is erected in housing 10, and impeller housing 21 is formed with the air inlet 211 connected with air inlet 121. Specifically, the outer peripheral face of impeller housing 21 is provided with multiple support members 212.Multiple support members 212 along impeller housing 21 periphery Face is provided at circumferentially spaced.

Connecting hole 2121 is offered on support member 212.Impeller housing 21 passes through via 141, and column 142 passes through connection Hole 2121, so that impeller housing 21 is erected on dividing plate 14.It is appreciated that the quantity of connecting hole 2121 and position and column 142 correspondences, to ensure that impeller housing 21 can set up on the housing 10.

As explained above, the quantity of column 142 is more than two, the quantity of connecting hole 2121 and the quantity of column 142 It is identical, so that the stress of impeller housing 21 is more balanced, so as to ensure that dynamical system 20 can smoothly be erected at housing 10 On.

In order to the vibration for reducing the generation of dynamical system 20 is passed directly on housing 10, to reduce the generation of noise.Column 142 On be arranged with damper element 26, damper element 26 is through connecting hole 2121 so that support member 212 can be supported on damper element 26 On, prevent dynamical system 20 from directly being contacted with housing 10.Damper element 26 is, for example, the resilient unit of the tool such as rubber parts or spring Part.

Part vibration as produced by dynamical system 20 can absorb consumption by damper element 26, be shaken such that it is able to reduce Dynamic drive housing 10, and then reduce the generation of noise.

Impeller 22 is arranged in impeller housing 21.Motor 23 is used to drive impeller 22.Specifically, motor 23 is located at impeller outer In shell 21, the output shaft of motor 23 is fixedly connected with impeller 22 so that motor 23 can drive impeller 22 to rotate when working.

When impeller 22 rotates, negative pressure can be produced around impeller 22, such that it is able to suck air, air from air inlet 211 By after the pressurization of impeller 22, high pressure draught can be formed.

Diffuser 24 is arranged at the downstream of the air-flow of the generation of impeller 22, and diffuser 24 is connected with impeller housing 21.Diffuser 24 can be pressurized to the high velocity air produced by impeller 22, be slowed down and racemization, and guiding high velocity air is moved to fanning first 102.

It is appreciated that diffuser 24 includes multiple fins 241, the high speed gas that multiple fins 241 can be produced to impeller 22 Stream is integrated, and can realize eliminating the effect of whirlwind so that the air-flow discharged from the air outlet 242 of diffuser 24 is more It is soft.

Motor housing 25 is formed in outside motor 23 and for fixing motor 23.Motor housing 25 and motor 23 are located at diffusion Between device 24 and impeller 22, motor housing 25 is connected with impeller housing 21.Motor housing 25 can avoid motor 23 worked Rocked in journey.

Specifically, gas passage 25a, gas passage 25a diffusers are formed between motor housing 25 and impeller housing 21 24 connections.Produced air-flow is by flowing to diffuser 24 when impeller 22 rotates after gas passage 25a, by being flowed after diffuser 24 Fanned in first 102 with entrance to outside diffuser 24.

Pedestal 100 also includes silencer element (not shown) and noise-reducing structure 30.Silencer element is arranged on outer wall 12 and noise reduction Between wall 13.Silencer element is, for example, the part that cotton piece etc. is made up of fluff material.Because there is silencer element multiple staggeredly to divide The hole of cloth, so that there is preferable sound-absorbing effect, so as to further increase the anti-acoustic capability of bladeless fan 1000.

Also referring to Fig. 3 and Fig. 6, noise-reducing structure 30 is arranged in outer wall 12.Noise-reducing structure 30 is formed with silencing cavity 31 With voice entry 32.Voice entry 32 connects silencing cavity 31 and the external world.Voice entry 32 is located at dynamical system 20 and air inlet Between 121.In this way, can be entered in silencing cavity 31 from voice entry 32 by the noise that dynamical system 20 is produced, different frequency Noise can form resonance so as to depleted in silencing cavity 31, and bladeless fan 1000 is delivered to such that it is able to reduce noise Outward.

Specifically, silencing cavity 31 is set in a ring and around dynamical system 20.In one example, the volume of silencing cavity 31 Scope is 3*10⁵-5*10⁵mm³, the length of voice entry 32 is 2-10mm, a diameter of 2-6mm of voice entry 32.Noise-reducing structure 30 in the above parameter area when, it is the sound between 600-5000Hz that can eliminate frequency range, to realize bladeless fan The effect of 1000 noise reductions.

In another example, the volume scope of silencing cavity 31 is 4*10⁵mm³, the length of voice entry 32 is 6mm, sound A diameter of 4mm of sound entrance 32.

It is preferred that voice entry 32 is towards base plate 11, noise can enter by after the reflection of base plate 11 from voice entry 32 In silencing cavity 31, to realize eliminating the effect of noise.

Referring to Fig. 1, fan first 102 is formed with air channel and the nozzle 1021 for connecting air channel, fans first 102 with pedestal 100 Connect in the air-flow feeding air channel so that dynamical system 20 to be produced.

Further, it is provided with foam in the air channel of fan first 102.Thus, foam can absorb produced in air channel making an uproar Sound, such that it is able to reduce the noise of bladeless fan 1000.

The part that fan first 102 is upwardly extended is 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 of the air-flow between pedestal 100 and fan first 102 from leaking, set between pedestal 100 and fan first 102 There is seal 40, seal 40 is, for example, sheet rubber.Between seal 40 is used between the pedestal 100 of seal 40 and fan first 102 Gap.

As shown in the dotted arrow of Fig. 3, when bladeless fan 1000 works, motor 23 drives impeller 22 to rotate, and air is successively Sucked by impeller 22 by air admission hole 1211, bloop 131 and air inlet 211, impeller 22 is formed after air is accelerated into pressurization High velocity air, high velocity air enters in the air channel for fanning first 102 after sequentially passing through gas passage 25a and diffuser 24, finally from spray Mouth 1021 sprays, so that the high velocity air that nozzle 1021 sprays can roll up the air around inhaling, so that wind is formed, and to be embodied as using The effect of family cooling.

In addition, when bladeless fan 1000 starts, the rotating speed of motor 23 gradually increases, out of service in bladeless fan 1000 When, the rotating speed of motor 23 is gradually reduced, it is possible thereby to so that bladeless fan 1000 slowly start and it is out of service, such that it is able to drop The vibration of low bladeless fan 1000, to reduce the generation of noise.

To sum up, the housing 10 of the utility model implementation method is used for the pedestal 100 of bladeless fan 1000.Pedestal 100 includes It is arranged on the dynamical system 20 in housing 10.Housing 10 includes outer wall 12 and silencer wall 13.Outer wall 12 is formed with air inlet 121, Air inlet 121 is formed with the air admission hole 1211 of array arrangement, and dynamical system 20 is used to set up gas by the suction air of air inlet 121 Stream.

Silencer wall 13 is arranged in outer wall 12 and covers the bloop that the silencer wall 13 of air inlet 121 is formed with array arrangement 131, bloop 131 and air admission hole 1211 stagger setting.

Housing of the present utility model 10, pedestal 100 and bladeless fan 1000, due to bloop 131 and the air admission hole 1211 stagger setting, and noise reflects and consumes between outer wall 12 and silencer wall 13, so that the sound passed to outside housing 10 Reduce, serve the effect for reducing noise, and gas can be normally entered in housing 10.

In the description of this specification, reference term " implementation method ", " some implementation methods ", " schematically implementation The description of mode ", " example ", " specific example " or " some examples " etc. means to combine the implementation method or example describes Specific features, structure, material or feature are contained at least one implementation method of the present utility model or example.In this explanation In book, the schematic representation to above-mentioned term is not necessarily referring to identical implementation method or example.And, the specific spy of description Levy, structure, material or feature can in an appropriate manner be combined in one or more any implementation methods or example.

While there has been shown and described that implementation method of the present utility model, one of ordinary skill in the art can manage Solution：These implementation methods can be carried out in the case where principle of the present utility model and objective is not departed from various changes, modification, Replace and modification, scope of the present utility model is limited by claim and its equivalent.

Claims (12)

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 air inlet is formed with the air admission hole of array arrangement, and the dynamical system is used Air-flow is set up in air is sucked by the air inlet；With

The silencer wall of air inlet is arranged in the outer wall and covers, the silencer wall is formed with the bloop of array arrangement, institute Bloop and the air admission hole is stated to stagger setting.

2. housing as claimed in claim 1, it is characterised in that the outer wall is annular in shape, the silencer wall is annular in shape, and with institute State wall coaxial setting.

3. housing as claimed in claim 2, it is characterised in that the housing includes base plate, the outer wall and the silencer wall It is vertically arranged with the base plate respectively.

4. housing as claimed in claim 2, it is characterised in that the air admission hole is distributed along the circumferencial direction of the outer wall.

5. housing as claimed in claim 2, it is characterised in that the air inlet is in multiple battle arrays along the circumferencial direction of the outer wall Row arrangement, each described array spacings are set.

6. housing as claimed in claim 1, it is characterised in that the air admission hole is identical with the noise reduction hole shape and size.

7. housing as claimed in claim 2, it is characterised in that the distance between the outer wall and described silencer wall are 5- 30mm。

8. a kind of pedestal, for bladeless fan, it is characterised in that including：

Housing as described in claim 1-7 any one；With

The dynamical system in the housing is arranged on, air-flow is set up for sucking air by the air inlet.

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；

Motor, the motor is used to drive the impeller；With

Diffuser, the diffuser is arranged at the downstream of the air-flow that the impeller is produced, the diffuser and the impeller housing Connection；

The motor housing for fixing the motor is formed with outside the motor, the motor and the motor housing are located at institute State between diffuser and the impeller, the motor housing is connected with the impeller housing.

12. a kind of bladeless fans, it is characterised in that including the pedestal as described in claim 8-11 any one.