CN105736470A - Fan - Google Patents
Fan Download PDFInfo
- Publication number
- CN105736470A CN105736470A CN201610123133.7A CN201610123133A CN105736470A CN 105736470 A CN105736470 A CN 105736470A CN 201610123133 A CN201610123133 A CN 201610123133A CN 105736470 A CN105736470 A CN 105736470A
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- China
- Prior art keywords
- air
- fan
- air inlet
- inlet pipe
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B41/00—Pumping installations or systems specially adapted for elastic fluids
- F04B41/06—Combinations of two or more pumps
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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
- F04D29/403—Casings; Connections of working fluid especially adapted for elastic fluid pumps
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
- F04F5/16—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
Abstract
A fan comprises a nozzle, impeller covers, impellers, motors and air inlet pipes, wherein the air inlet pipes comprise air inlet ends provided with air inlets and air outlet ends provided with air outlets; the air outlet ends of the air inlet pipes are connected with air inlet ends of the impeller covers, and the air inlet ends of the air inlet pipes communicate with the atmosphere around the fan; besides, the fan comprises the multiple impeller covers and the multiple air inlet pipes, and the air inlet end of each impeller cover is connected with one air inlet pipe; the nozzle comprises an annular casing, air inlets of the nozzle are located in the annular casing, the multiple impeller covers and the multiple air inlet pipes are located inside the annular casing, and the air inlet ends of each air inlet pipe are connected with the annular casing and communicate with the atmosphere around the fan by the aid of the air inlets of the nozzle.
Description
The divisional application of patent application that the application is the applying date, and to be on February 15th, 2013, application number be 201310050525.1, denomination of invention is " fan ".
Technical field
The present invention relates to a kind of fan.Especially, but not being in exclusive manner, the present invention relates to a kind of domestic fan, such as domestic desk fan, the air being used for increasing in indoor, office and other environment circulates and air flowing.
Background technology
Traditional domestic fan generally includes motor and is driven the one group of blade or impeller that are rotated by motor.This group blade is usually located in cage, this cage allow air-flow traverse, but but stop human contact to rotation blade.But in some cases, this kind of fan there is also human body and touch the risk of this group rotating vane.
On May 6th, 2009, publication number was that the Chinese patent application (application number: 200810177844.8) of CN101424279A discloses a kind of fan not exposing fan blade, described fan includes pedestal and the nozzle being arranged on pedestal, described pedestal includes having the shell of air intake and is positioned at the generator for forming the air-flow by described nozzle of described shell, described nozzle includes the inner passage for receiving air-flow and for launching the air vent of air-flow, described nozzle limits opening, air outside described fan is aspirated through this opening by the air-flow launched from air vent, described generator includes the impeller chimney with air intake and air outlet slit, it is positioned at the impeller of impeller chimney and drives the motor of described impeller rotary work.Space shared by the inlet channel of this kind of fan forms more greatly and easily bigger inflow noise.
Summary of the invention
The invention aims to provide the fan of a kind of improvement.This kind of fan, it is characterised in that described fan includes:
There is the nozzle of inner passage, air intake and air vent；
Impeller chimney, including having the inlet end of air intake and having the outlet side of air outlet slit；
It is positioned at the impeller of described impeller chimney；
For driving the motor of described impeller rotary work；And
Air inlet pipe, including having the inlet end of air intake and having the outlet side of air outlet slit；
Wherein, the outlet side of described air inlet pipe is connected with the inlet end of described impeller chimney, the atmosphere around the inlet end of described air inlet pipe and described fan.
Adopt air inlet pipe by the air intake of the Atmospheric Transportation around fan to impeller chimney, be conducive to the densification of inlet channel, advantageously reduce the input loss of air-flow and reduce the formation of pneumatic noise, the inlet end being also beneficial to impeller chimney obtains air-flow or carries out collaborative air inlet to the inlet end of multiple impeller chimneies from different regions, also helps and makes fan have several functions.
Preferably, described nozzle is arranged on pedestal, described pedestal includes shell and the air intake being positioned on described shell, described impeller chimney and described air inlet pipe are all located in the shell of described pedestal, and the inlet end of described air inlet pipe is connected and passes through the atmosphere around the air intake of described pedestal and described fan with described shell.The gas distribution channel of its pedestal of fan of this kind of structure easily carries out miniaturization, and the air outside the pedestal of fan is easily transported to the inlet end of impeller chimney by its air inlet pipe efficiently, and reduces pneumatic noise formation near the inlet end of impeller chimney.
Preferably, described nozzle includes toroidal shell, the air intake of described nozzle is positioned on described toroidal shell, described impeller chimney and described air inlet pipe are all located in described toroidal shell, and the inlet end of described air inlet pipe is connected and passes through the atmosphere around the air intake of described nozzle and described fan with described toroidal shell.This kind of its impeller chimney of fan, impeller, motor and air inlet pipe each may lie in nozzle, its compact conformation, and high efficiency and low noise are also easily carried out in the air inlet of fan.
Preferably, described fan includes multiple impeller chimney and multiple air inlet pipe, the inlet end of each impeller chimney connects an air inlet pipe, described nozzle is arranged on pedestal, described pedestal includes shell and the air intake being positioned on described shell, the plurality of impeller chimney and the plurality of air inlet pipe are all located in described shell, and the inlet end of each air inlet pipe is connected and passes through the atmosphere around the air intake of described pedestal and described fan with described shell.This kind of fan quantifies to easily the inlet end delivery air of multiple impeller chimneies with the strong wind carrying out fan.The inlet end of multiple impeller chimneies is worked in coordination with to supply gas and is conducive to improving the whole efficiency of fan by employing air inlet pipe.
More preferably, described fan includes two impeller chimneies, two impellers, two motors and two air inlet pipe, the inlet end of each impeller chimney connects an air inlet pipe, each motor drives impeller rotary work in an impeller chimney, and described nozzle is arranged on pedestal, described pedestal includes shell and the air intake being positioned on described shell, and said two impeller chimney, two impellers, two motors and two air inlet pipe are all located in described shell.Two such impeller carries out concurrent working, it is possible to reduce the rotating speed of impeller when exporting equal air quantity, thus realizing the low noise of fan.
Preferably, described fan includes multiple impeller chimney and multiple air inlet pipe, the inlet end of each impeller chimney connects an air inlet pipe, described nozzle includes toroidal shell, the air intake of described nozzle is positioned on described toroidal shell, the plurality of impeller chimney and the plurality of air inlet pipe are all located in described toroidal shell, and the inlet end of each air inlet pipe is connected and passes through the atmosphere around the air intake of described nozzle and described fan with described toroidal shell.The inlet end delivery air that so also can give multiple impeller chimneies easily quantifies with the strong wind carrying out fan, and makes fan have good outward appearance.
More preferably, described fan includes two impeller chimneies, two impellers, two motors and two air inlet pipe, the inlet end of each impeller chimney connects an air inlet pipe, each motor drives impeller rotary work in an impeller chimney, and described nozzle includes toroidal shell, the air intake of described nozzle is positioned on described toroidal shell, said two impeller chimney, two impellers, two motors and two air inlet pipe are all located in described toroidal shell, two such impeller can also carry out concurrent working in the toroidal shell of nozzle, and the rotating speed of impeller can be reduced when exporting equal air quantity, thus realizing the low noise of fan.
Described air inlet pipe includes metal tube, plastic tube and rubber tube etc., and described air inlet pipe preferably includes one section of flexible pipe.Flexible pipe is used to be conducive to decaying from noise produced by motor and impeller or shaking to the housing transmission of fan or amplified by the housing of fan.
Described air inlet pipe can include multiple inlet end, it preferably includes two inlet ends.The air inlet pipe with multiple inlet end is conducive to obtaining gas from different regions, also easily obtains enough gas efficiently.
Described air inlet pipe can include multiple outlet side, it preferably includes two outlet sides.The air inlet pipe with multiple outlet side is conducive to simultaneously to the inlet end delivery air of multiple impeller chimneies, it is easy to carry out the densification of gas distribution channel.
Preferably, described air inlet pipe includes at least one section of tee T.Described tee T refers to the pipe with three openings；Adopt one section of tee T, it is easy to efficiently two-way air-flow is pooled a road air-flow, also easily efficiently a road distribution of air flow is become two-way air-flow；Tee T preferably includes the tee T of T-shaped and the tee T of Y shape.
Preferably, described fan also includes the vaporising device for evaporating liquid, and described vaporising device includes the container with entrance and exit for storing liquid and has at least part to be positioned at the vaporizer of described air inlet pipe.Described vaporizer preferably includes wet curtain assembly, and described vaporizer can also include evaporation cotton；Described vaporising device can include being stored in liquid container water, it is also possible to include being stored in perfume in liquid container, it is also possible to include other liquid.
Preferably, the vaporizer of fan has at least part to be positioned at air inlet pipe, can the liquid such as moisture or perfume evaporate after be transported to the air intake of impeller chimney by air inlet pipe, be then transported in nozzle again and to emission.The fan of this kind of structure can have several functions, can export the wind cooled down through water evaporation, also be provided that the wind with certain humidity, moreover it is possible to provide the fragrance that perfume sends.
Preferably, described fan also includes the circuit arrangement for controlling motor operations that is at least partially disposed in described air inlet pipe.Owing to described circuit arrangement is positioned at described air inlet pipe, air-flow can be made to flow through circuit arrangement, be conducive to the heat radiation of circuit arrangement, thus improving the life and reliability of fan.
Described fan can limit opening, can be entrainmented by described opening by the air-flow launched from air vent from the partial air outside fan.Preferably, described nozzle limits opening.Described nozzle highly preferable between 200mm to 800mm, it is more preferred between 250mm to 500mm.
Described fan can also include the guide for guiding air-flow being positioned at described air inlet pipe.Described guide includes the fin for guiding air-flow.Preferably, described guide includes the fin integral with described air inlet pipe.In air inlet pipe, it is arranged to guide the fin of air-flow, is conducive to improving the transfer efficiency of air-flow and reducing noise.
Described fan can also include the noise reduction component being positioned at air inlet pipe, it is preferable that noise reduction component is positioned on the inwall of air inlet pipe；It is further preferred that air inlet pipe includes tube wall and the perforation being positioned on described tube wall, and fan includes the noise reduction component that is positioned on the outer surface of described tube wall.Described noise reduction component preferably includes acoustic bubble foam, such as sponge, glass cotton.
Preferably, described nozzle includes inner housing part and outer housing part, and they limit inner passage and the air vent of described nozzle jointly.Described outer housing part preferably constitutes the overlapping described inner housing part in local, and described air vent so can be allowed to be limited between the outer surface of described inner housing part and the inner surface of described outer housing part.
Described air vent is preferably slot-shaped air vent, and its air vent width at air outlet slit place is generally between 0.5mm to 10mm, it is preferable that between 1mm to 5mm.
Described motor can be alternating current motor, it is also possible to be DC Brushless Motor；Described impeller can be centrifugal impeller, it is also possible to be mixed flow impeller, it is therefore preferable to mixed flow impeller.The rotating speed of described impeller is usually located between 800rpm to 7500rpm, it is preferable that between 1200rpm to 6500rpm.
Accompanying drawing explanation
Referring now to accompanying drawing, embodiments of the present invention are described, in the accompanying drawings.
Fig. 1 is the front schematic view of the fan of the present invention.
Fig. 2 is the side view of the fan shown in Fig. 1.
Fig. 3 is the front decomposition view of the fan shown in Fig. 1.
Fig. 4 is the decomposition side view of the fan shown in Fig. 1.
Fig. 5 is the amplification view intercepted along the A A line of Fig. 3.
Fig. 6 is the amplification view intercepted along the B B line of Fig. 4.
Fig. 7 illustrates the another kind of replacing structure of fan shown in Fig. 6.
Fig. 8 illustrates another replacing structure of fan shown in Fig. 6.
Fig. 9 is that the fan shown in Fig. 1 turns to forward the side view of a certain position at nozzle.
Figure 10 is that the fan shown in Fig. 1 rotates back to the side view of a certain position at nozzle.
Detailed description of the invention
Fig. 1 is the schematic diagram of the fan of the present invention from device forward observation, and Fig. 2 is the side view of the fan shown in Fig. 1, and Fig. 3 is the front decomposition view of the fan shown in Fig. 1, and Fig. 4 is the decomposition side view of the fan shown in Fig. 1.It can be seen that fan 50 includes pedestal 2 and the nozzle 1 being positioned on pedestal 2 from Fig. 1 to Fig. 4；Pedestal 2 includes base 13 and the base portion 11 being positioned on base 13.Pedestal 2 also includes shell 12, be arranged on shell 12 two circular air intakes 18 and two air intake covers 47 being positioned at circular air intake 18.Air intake cover 47 includes a plurality of strip crevice being vertically arranged, and the air around fan can pass through air intake cover 47 and enter in shell 12.Two air intake covers 47 can rotate and discharge, and have the feature of convenient cleaning.
Annular outer shell 3 that nozzle 1 includes having the non-closed of two inputs 9,10 and the inner passage limited by this annular outer shell 3 and air vent 7；Two inputs 9,10 of nozzle 1 are respectively arranged with air intake 45,46；Two inputs 9 and 10 of nozzle 1 can be respectively protruding into two circular holes 21 on the both sides, top being arranged in pedestal 2.Pedestal 2 and nozzle 1 collectively define opening 8.
Pedestal 2 farther includes the user interface for allowing user operation fan 50.This user interface includes the exercisable multiple buttons 15,16,17 of user.
Fig. 5 illustrates the structure of nozzle interior.From fig. 5, it is seen that the toroidal shell 3 of nozzle includes the first housing the 4, second housing 5 and the 3rd housing 6；Inner passage 20 is limited jointly by first housing the 4, second housing 5 and the 3rd housing 6, and air vent 7 is limited by the apparent surface of the first housing 4 and the second housing 5；In the fixing internally positioned passage 20 of device 19, this fixing device 19 and air vent 7 at intervals D, this fixing device 19 is integral with the first housing 4 and the second housing 5 namely integrated, and air vent 7 is positioned at the front end place of nozzle 1, and is set to before fan to launch air-flow.In the present embodiment, air vent 7 is slot-shaped air vent, and the width of its air vent 7 is 1.2mm, and the distance D of fixing device 19 and air vent 7 is 16mm.
Fig. 6 illustrates the internal structure of pedestal 2.From fig. 6 it can be seen that pedestal 2 includes the base 13 with shell 14 and the base portion 11 with shell 12, in the shell 12 of base portion 11, it is provided with the generator for forming air-flow.Generator includes impeller chimney 22, is positioned at the impeller 23 of impeller chimney 22 and drives the motor 24 of this impeller 23 rotary work.Impeller chimney 22 includes inlet end 29 and outlet side 53, and inlet end 29 includes the air intake 26 for air inlet, and outlet side 53 includes the air outlet slit 27 for giving vent to anger.
Air inlet pipe 48 is positioned at the shell 12 of pedestal 2, air inlet pipe 48 includes two inlet ends 49 with two air intakes 42 and the outlet side 40 with an air outlet slit 41, air inlet pipe 48 is actually the tee T of a T-shaped, the inlet end 29 of the outlet side 40 of air inlet pipe 48 and impeller chimney 22 is fixed, and the atmosphere around the strip crevice of two round entrances 18 and two air intake covers 47 being positioned on shell 12 and fan is fixed and passed through to two inlet ends 49 of air inlet pipe 48 respectively with the shell 12 of pedestal 2.So, the air around fan can be transported to the inlet end 29 of impeller chimney 22 by two air intake covers 47 and air inlet pipe 48.
In the present embodiment, being additionally provided with fin 49 in air inlet pipe 48, fin 49 is used for guiding air-flow, is conducive to improving the transfer efficiency of air-flow.
Air inlet pipe 48 generally includes one section of flexible pipe, it is therefore preferable to rubber tube, passes to shell 11,14 and the nozzle 1 of pedestal 2 from impeller chimney 22 reducing motor 24 and the produced vibrations of impeller 23 or noise.
Motor 24 is contained in motor shell 34.Motor shell 34 includes upper part 36 and lower part 35, and upper part 36 is fixing with lower part 35 by screw and is fixed therein by motor 24.The rotating shaft 31 of motor 24 is passed through the hole bottom the lower part 35 of motor shell 34, to allow impeller 23 to be connected in rotating shaft 31.The upper part 36 of motor shell 34 also includes multiple fixing bar 37, and motor 24 is fixed with impeller chimney 22 by the multiple fixing bar 37 of motor shell 34.
In the present embodiment, impeller 23 and impeller chimney 22 are configured to when impeller 23 and motor shell 34 are supported by impeller chimney 22, and the blade tips of impeller 23 is very close to the inner surface of impeller chimney 22, but is not exposed to this inner surface, and impeller 23 is substantially coaxial with impeller chimney 22.
Impeller chimney 22 is provided with cable punching hole (not shown in FIG.), a fixing bar 37 of motor shell 34 is also equipped with cable punching hole (not shown in FIG.), cable punching hole on impeller chimney 22 is directed at the cable punching hole on fixing bar 37 and makes cable may pass through, to facilitate cable to be connected to motor 24 from circuit arrangement 44.In the present embodiment, motor shell 34, impeller chimney 22 and impeller 23 are preferably formed by plastics.
The shell 12 of pedestal 2 has two circular holes 21 at an upper portion thereof, and in conjunction with Fig. 3, two inputs 9 and 10 of nozzle 1 can be respectively protruding in two circular holes 21 and be formed with the shell 12 of pedestal 2 and be rotationally connected, and sealing ring (not shown in FIG.) it is provided with at two places of being rotationally connected, such nozzle 1 can rotate relative to pedestal 2.
Referring again to Fig. 1, base 13 is for engaging the surface at fan 50 place.Base portion 11 includes user interface and circuit arrangement 44, and circuit arrangement 44 is for responding the various operations of user interface.Pedestal 2 also includes the swing mechanism for making base portion 11 swing back and forth relative to base 13, and the operation of swing mechanism is responded user by circuit arrangement 44 and presses the button 17 of user interface and control.Hunting range is preferably between 60 ° and 120 °, and swing mechanism is set to 3 to 6 hunting periods of execution per minute.The hole that main power line (not drawing) for supplying power to fan is passed through on base 13 extends.
In the present embodiment, motor 24 is DC Brushless Motor, and the rotating speed of motor can respond user operation knob 16 by circuit arrangement 44 and change.The maximum speed of motor 24 is preferably in the scope of 6000rpm to 7500rpm.
Multiple supporting members 31 that impeller chimney 22 is arranged by multiple angles support.Supporting member 31 is preferably formed by having elastic material.In the present embodiment, supporting member 31 is formed by natural rubber, the quantity of supporting member 31 is 6, the top of supporting member 31 includes the cavity for receiving the projection 30 formed on impeller chimney 22 outer surface, and supporting member 31 is arranged in the groove 33 in the gripper shoe 32 being connected with shell 12.
In order to operate fan, user presses the button 15 of user interface, responds this operation, and circuit arrangement 44 activates motor 24 with rotary blade 23.The rotation of impeller 23 makes fan 50 ambient air be transported in impeller chimney 22 by air intake cover 47 and air inlet pipe 48.User can carry out the rotating speed of governor motor 24 by handling knob 16, thus regulating the speed that air enters from the air intake 26 of impeller chimney 22.The air-flow exported from the outfan 53 of impeller chimney 22 is divided into two strands, is respectively delivered to two inputs 9,10 of nozzle 1 and enters in nozzle 1.
In nozzle 1, two strands of air-flows are advanced respectively in the inner passage 20 of nozzle.The air-flow advanced in inner passage 20 is launched by air vent 7, and the partial air around fan is entrainmented by the air-flow launched from air vent 7, is so bonded, from air vent 7 air-flow launched and the air-flow that entrainmented, the total air flow launched forward from nozzle 1.
Fig. 7 illustrates the another kind of replacing structure of fan shown in Fig. 6.It can be seen from figure 7 that the present embodiment is to add a vaporising device for evaporating liquid on the basis of Fig. 6.This vaporising device includes container 51, is arranged in water 52 and the vaporizer 43 of container 51.Container 51 has import (not shown in FIG.) and outlet, and this import can add water filling.Vaporizer 43 has part to be arranged in air inlet pipe 48, has part to be arranged in the water 52 of container 51.In the present embodiment, vaporizer 43 is wet curtain assembly, and the outlet of container 51 connects with air inlet pipe 48.During work, water 52 in container 51 is evaporated by wet curtain assembly, being arranged in air inlet pipe 48 with part wet curtain assembly, the air-flow being fed to impeller chimney 22 will be evaporated by water in air inlet pipe 48 and cool down, and the air-flow so exported in nozzle 2 will be the air-flow being cooled.The fan of this kind of structure can increase dropping thermal effect and increasing the humidity of air of the wind that fan 50 exports.
Fig. 8 illustrates another replacing structure of fan shown in Fig. 6.As can be seen from Figure 8, the present embodiment is the basic up conversion position of circuit arrangement 44 at Fig. 6.Circuit arrangement 44 is mainly used in controlling the work of motor.In the present embodiment, circuit arrangement 44 is positioned in air inlet pipe 48 from air inlet pipe 48, make the fraction flowed in air inlet pipe 48 flow through circuit arrangement 44, so can effective cooling circuit device 44, thus ensure that the service life of fan reliability of operation and fan.
Fig. 9 illustrates the fan shown in Fig. 1 and turns to forward the side view of a certain position at nozzle, and Figure 10 illustrates the fan shown in Fig. 1 and rotates back to the side view of a certain position at nozzle.It can easily be seen that nozzle 1 can rotate by opposite base 2 from Fig. 9 and Figure 10.This rotation can regulate the air-out orientation of nozzle 1, makes the air-out orientation of nozzle 1 change on perpendicular, to meet the different demands of user.
While there has been shown and described that it is presently considered to be preferred embodiments of the invention, but it will be apparent that those skilled in the art can carry out various changes and improvements, without departing from the scope of the present invention as defined in appended claims.
Claims (5)
1. a fan, it is characterised in that described fan includes:
There is the nozzle of inner passage, air intake and air vent；
Impeller chimney, including having the inlet end of air intake and having the outlet side of air outlet slit；
It is positioned at the impeller of described impeller chimney；
For driving the motor of described impeller rotary work；And
Air inlet pipe, including having the inlet end of air intake and having the outlet side of air outlet slit；
Wherein, the outlet side of described air inlet pipe is connected with the inlet end of described impeller chimney, atmosphere around the inlet end of described air inlet pipe and described fan, and, described fan includes multiple impeller chimney and multiple air inlet pipe, the inlet end of each impeller chimney connects an air inlet pipe, described nozzle includes toroidal shell, the air intake of described nozzle is positioned on described toroidal shell, the plurality of impeller chimney and the plurality of air inlet pipe are all located in described toroidal shell, the inlet end of each air inlet pipe is connected and passes through the atmosphere around the air intake of described nozzle and described fan with described toroidal shell.
2. fan as claimed in claim 1, it is characterised in that described fan also includes the fin for guiding air-flow being positioned at described air inlet pipe.
3. fan as claimed in claim 1, it is characterised in that described fan also includes the vaporising device for evaporating liquid, described vaporising device includes the container with entrance and exit for storing liquid and has at least part to be positioned at the vaporizer of described air inlet pipe.
4. fan as claimed in claim 1, it is characterised in that described fan also includes the circuit arrangement for controlling motor operations having at least part to be positioned at described air inlet pipe.
5. fan as claimed in claim 1, it is characterised in that described fan limits opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610123133.7A CN105736470A (en) | 2013-02-15 | 2013-02-15 | Fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610123133.7A CN105736470A (en) | 2013-02-15 | 2013-02-15 | Fan |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310050525.1A Division CN103994055B (en) | 2013-02-15 | 2013-02-15 | Fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105736470A true CN105736470A (en) | 2016-07-06 |
Family
ID=56249957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610123133.7A Pending CN105736470A (en) | 2013-02-15 | 2013-02-15 | Fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105736470A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1667280A (en) * | 2005-04-25 | 2005-09-14 | 佟毅 | Cooling fan |
| CN101825107A (en) * | 2010-02-08 | 2010-09-08 | 张�育 | Safe and silent annular fan |
| US20110223015A1 (en) * | 2007-09-04 | 2011-09-15 | Dyson Technology Limited | Fan |
| CN201982331U (en) * | 2011-03-02 | 2011-09-21 | 郑源福 | Bladeless fan for car |
| CN102200144A (en) * | 2011-06-23 | 2011-09-28 | 周云飞 | Bladeless fan |
| CN202125443U (en) * | 2011-06-25 | 2012-01-25 | 应辉 | Fan assembly |
-
2013
- 2013-02-15 CN CN201610123133.7A patent/CN105736470A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1667280A (en) * | 2005-04-25 | 2005-09-14 | 佟毅 | Cooling fan |
| US20110223015A1 (en) * | 2007-09-04 | 2011-09-15 | Dyson Technology Limited | Fan |
| CN101825107A (en) * | 2010-02-08 | 2010-09-08 | 张�育 | Safe and silent annular fan |
| CN201982331U (en) * | 2011-03-02 | 2011-09-21 | 郑源福 | Bladeless fan for car |
| CN102200144A (en) * | 2011-06-23 | 2011-09-28 | 周云飞 | Bladeless fan |
| CN202125443U (en) * | 2011-06-25 | 2012-01-25 | 应辉 | Fan assembly |
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