CN105927512A

CN105927512A - Fan and nozzle for fan

Info

Publication number: CN105927512A
Application number: CN201610275194.5A
Authority: CN
Inventors: 任文华
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-05-18
Filing date: 2013-05-18
Publication date: 2016-09-07
Anticipated expiration: 2033-05-18
Also published as: CN105484981A; CN105927512B; WO2014187270A1; CN104165134B; CN104165134A

Abstract

A fan comprises a base and a nozzle. The nozzle comprises an inlet portion and a main body. The main body can slide to the slant position from the non-slant position relative to the inlet portion. The main body comprises an outer shell, an internal channel, an exhaust opening and an opening. A through hole located in the center is defined by the main body. The invention further provides the nozzle for the fan.

Description

Fan and the nozzle for fan thereof

The application is filing date May 18, Application No. 201310186724.5, invention entitled " fan in 2013 And for the nozzle of fan " the divisional application of patent application.

Technical field

The present invention relates to a kind of fan and the nozzle for this kind of fan thereof.

Background technology

Traditional fan generally includes the one group of blade rotated around the shaft and for driving this group blade to rotate to produce gas The motor of stream.This group blade is usually located in cage, and this cage allows air-flow to pass, and stops human contact to arrive what this group rotated Blade.

This kind of fan can be various sizes and shape.Such as, ceiling fan can have a diameter of at least l000mm, and generally with The mode hung is mounted air-flow downward with offer on the ceiling.The most such as, desk fan is generally of the diameter of 300mm, and Generally freely erect and be easily moved.Other type of fan can be positioned on floor or be arranged on wall.

The shortcoming of this kind of fan is that air-flow produced by rotating vane is typically uneven or " springing up ".This is for making It is uncomfortable for user.It is positioned at cage although further drawback is rotating vane, but in some cases, human body also has Touch the danger of rotating vane.

On July 20th, 2011 Authorization Notice No. be CN201902359U Chinese patent (application number: 201020647163.6) disclose a kind of fan.This kind of fan includes base and is provided with the head of nozzle, the end face of this base And sphere is slidably matched between head bottom surface, make head can tilt to obliquity relative to base never obliquity.

The rotating vane that this fan does not expose can produce stable air-flow, improves the quality of air-flow and use Safety.But, when the head of this fan is in obliquity, its stability is the best；The overall appearance of fan is also by relatively Big impact.

Summary of the invention

A first aspect of the present invention is to provide for kind of a fan.This kind of fan, it is characterised in that described fan includes pedestal And the nozzle being connected with described pedestal, described nozzle includes import department and main body, described main body can relative to described import department from Obliquity does not slides into obliquity, and described import department includes air inlet pipe and the first component being connected with described air inlet pipe, institute State main body and include shell body, for accepting the inner passage of air-flow, for launching the air vent of air-flow and for allowing described air inlet The opening that pipe stretches into, wherein, described first component at least part is positioned at described shell body.

Preferably, described first component is entirely located in described shell body.

The main body of the nozzle of this kind of fan can slide into obliquity relative to the import department of nozzle never obliquity, has It is beneficial to nozzle on perpendicular, changes air-out direction easily；Owing to the quality of nozzle is less relative to the quality of pedestal, spray The main body of mouth will not make the center of gravity of whole fan that bigger skew occurs relative to the inclination of the import department of nozzle, is conducive to improving The stability of fan；During it addition, the nozzle body of this kind of fan is in obliquity and non-inclined position, outside the entirety of its fan See all preferable, be conducive to attracting user or consumer.

Main body is in inclination angle during maximum inclining position relative to import department and is preferably located between 6 ° to 30 °, more excellent Selection of land is between 8 ° to 15 °.

Preferably, the first component contacts with the inner surface of shell body.Such as, the first component and shell body are positioned at its opening Inner surface near place contacts.Preferably, the first component and the apparent surface of Outer housing component that contacts with the first component Correspondingly bend.First component preferably has a lower surface of respective curved, and the shell that shell body and the first component contact Body portion has the inner surface of respective curved.Such as, the lower surface of the first component can be protruding, and shell body and the first structure The inner surface of the Outer housing component that part contacts can be recessed.The most such as, the lower surface of the first component can be recessed, and outer The inner surface of the Outer housing component that housing and the first component contact can be protruding.

In a preferred embodiment, described nozzle includes the flexible seals between the first component and shell body.This Sample is conducive to nozzle to keep air-tightness between the first component and shell body, to reduce air-flow between the first component and shell body Gap leak.Described flexible seals preferably includes rubber seal.Described flexible seals can be connected to On first component, it is also possible to be connected on the inner surface of shell body.

Preferably, main body also includes the second component being positioned at shell body and being connected with shell body, wherein, second component with Shell body constitutes chute, and the first component has part to be positioned in described chute.The first component is so conducive to enter in chute Line slip, makes main body slide reliably relative to import department or tilt.

Import department preferably includes and is positioned at the 3rd component that shell body is outer and is connected with air inlet pipe, wherein, at the first component And having gap between the 3rd component, shell body has part be positioned in described gap and contact with the 3rd component.The most favourable Slide in described gap in shell body, make main body slide reliably relative to import department or tilt.

First component preferably includes the slide plate of the bending with through hole.The shape of the through hole of the first component include circle, Ellipse and rectangle.Described rectangle preferably includes round rectangle.

Air inlet pipe preferably includes the air inlet pipe of circle, oval air inlet pipe and the air inlet pipe of rectangle.Described rectangle Air inlet pipe preferably includes the air inlet pipe of round rectangle.Air inlet pipe preferably include be positioned at described shell body interior section and It is positioned at the exterior section outside described shell body.

Nozzle preferably extends around through hole, and the air-flow volume launched from described air vent from the air outside nozzle is inhaled logical Cross described through hole.Nozzle preferably includes nozzle ring, its nozzle highly preferable between 200mm to 600mm, more excellent Selection of land is between 250mm to 500mm.

Air vent preferably includes slot-shaped air vent, and its air vent width in exit is usually located at 0.5mm to 8mm Between, it is preferably located between 1mm to 3.5mm.

Pedestal preferably includes the structure for producing the air-flow by nozzle.For producing the knot of the air-flow by nozzle Structure includes impeller chimney, the impeller being positioned at impeller chimney and drives the motor of impeller rotary work.Impeller can be centrifugal impeller, also It can be mixed flow impeller, it is therefore preferable to mixed flow impeller；The rotating speed of impeller is usually located between 800rpm to 7500rpm, preferably Between 1200rpm to 7000rpm.Motor can be DC Brushless Motor, it is also possible to be alternating current motor.

In a preferred embodiment, pedestal includes base portion, is positioned at the base below base portion and is positioned at the gas transmission above base portion Pipe, wherein, appendix is connected with the air inlet pipe of nozzle, and base portion can swing relative to base.

Preferably, the outfan grafting of the air inlet pipe of nozzle and pedestal is also screwed, and is so conducive to nozzle and base Installation or removal between Zuo.

A second aspect of the present invention is to provide for planting the nozzle for fan.This kind of nozzle, it is characterised in that described spray Mouth includes import department and main body, and described main body can slide into obliquity relative to described import department never obliquity, described Import department includes air inlet pipe and the first component being connected with described air inlet pipe, and described main body includes shell body, for accepting air-flow Inner passage, for launching the air vent of air-flow and for the opening allowing described air inlet pipe stretch into, wherein, described first component At least part is positioned at described shell body.

This kind of nozzle can make main body slide into obliquity relative to import department's never obliquity, and beneficially nozzle is perpendicular Air-out direction is changed easily, to meet the different requirements of user in straight plane；It addition, this kind of nozzle be in obliquity and During non-inclined position, the outward appearance of its nozzle is preferable.

First component preferably contacts with the inner surface of shell body.

Main body preferably includes the second component being positioned at shell body and being connected with shell body, and wherein, second component is with outer Housing constitutes chute, and the first component has part to be positioned in described chute.

Import department preferably includes and is positioned at the 3rd component that shell body is outer and is connected with air inlet pipe, wherein, at the first component And there is between the 3rd component gap, and shell body has part be positioned in described gap and contact with the 3rd component.

The above-mentioned feature about first aspect present invention is also equally applicable to a second aspect of the present invention, and vice versa.

The above-mentioned description about first aspect present invention is also equally applicable to a second aspect of the present invention, and vice versa.

Accompanying drawing explanation

Fig. 1 is the schematic diagram of the fan of the present invention.

Fig. 2 is the side view of the fan shown in Fig. 1.

Fig. 3 is the schematic diagram of the nozzle of the fan shown in Fig. 1.

Fig. 4 is the side view of the nozzle of the fan shown in Fig. 1.

Fig. 5 is the schematic diagram of the pedestal of the fan shown in Fig. 1.

Fig. 6 is the sectional view of the amplification that the line A A along Fig. 3 intercepts.

Fig. 7 is the sectional view of the amplification that the line B B along Fig. 4 intercepts.

Fig. 8 is the schematic perspective view of the amplification of the import department of the nozzle shown in Fig. 3.

Fig. 9 is the sectional view of the amplification that the line C C along Fig. 5 intercepts.

Figure 10 is the side view that the fan shown in Fig. 1 is tilted forward to a certain position.

Figure 11 is the side view that the fan shown in Fig. 1 tilts backwards to a certain position.

Figure 12 illustrates the replacing structure of the nozzle shown in Fig. 7.

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. It can be seen that fan 100 includes pedestal 2 and the nozzle 1 being positioned on pedestal 2 from Fig. 1 and Fig. 2.Pedestal 2 includes base 10 and position Base portion 8 on base 10, base portion 8 includes air intlet 9 and the exercisable multiple buttons 11,12 and 13 of user, air intlet 9 The form in the multiple holes for being formed on base portion shell.Air outside fan is inhaled in base portion 8 by air intlet 9.

Fig. 3 is the schematic diagram of the nozzle segment of the fan shown in Fig. 1, and Fig. 4 is the side of the nozzle segment of the fan shown in Fig. 1 View.It can be seen that nozzle 1 includes main body 4 and import department 3 from Fig. 3 and Fig. 4.And with reference to Fig. 6, Fig. 7 and Fig. 8, import department 3 The first component 16 that upper end including air inlet pipe 15 with air inlet pipe 15 is connected.First component 16 is the bending with through hole 19 Plate, through hole 19 is the through hole of round rectangle；First component 16 is positioned at shell body 6, and air inlet pipe 15 is the air inlet pipe of round rectangle, This air inlet pipe 15 is integrated with the first component 16.

Main body 4 include shell body 6, for accept air-flow inner passage 14, for launch air-flow air vent 7, for Allow the opening 40 that air inlet pipe 15 stretches into and the second component 18 being connected with shell body 6.Second component 18 preferably passes through adhesive It is fixedly connected with shell body 6.Second component 18 has two, and they constitute two chutes 17, the first component 16 with shell body 6 There is part to be positioned in chute 17, make the first component 16 can slide along chute 17.

It can easily be seen that the first component 16 contacts with the inner surface of shell body 6 from Fig. 6 and Fig. 7, the first component 16 is curved Bent plate, the part that shell body 6 contacts with the first component 16 is also bending.First component 16 slides along chute 17, permissible Main body 4 is made to occur relatively to slide relative to import department 3, can be so that main body 4 slides into relative to import department 3 never obliquity Obliquity or slide into not obliquity or slide into another obliquity from an obliquity from obliquity.

In the present embodiment, the lower surface of the first component 16 slide and during non-slip all the time with the inner surface of shell body 6 It is in close contact, is so possible to prevent or reduces air-flow to let out from the gap between the first component 16 and shell body 6 and by opening 40 Leakage.Preferably, flexible seals is set between the first component 16 and shell body 6, such as rubber seal, so can be effectively Prevent or reduce the leakage of air-flow.

In the present embodiment, main body 4 has the shell body 6 of annular and defines centrally located through hole 5, air vent 7 In the front portion of main body 4 and be arranged to before fan launch air-flow, air-flow the going out at air vent 7 launched from air vent 7 The direction of axis X it is roughly parallel at Kou；Shell body 6 includes that housing 611, housing 612, housing 613 and multiple fixture are (in figure Be not drawn into), air vent 7 is limited by the apparent surface of housing 611 with housing 612, in the internally positioned passage of fixture 14 and with At intervals, housing 611, housing 612 and fixture are integral in the outlet of air vent 7, i.e. integration.

In the present embodiment, air vent 7 is slot-shaped air vent, and its air vent 7 width in exit is about 1.8mm, Distance between the outlet of fixture and air vent 7 is about 5mm.

Fig. 5 is the schematic diagram of the pedestal of the fan shown in Fig. 1, and Fig. 9 illustrates the internal structure of pedestal.From Fig. 5 and Fig. 9 It can be seen that pedestal 2 includes base 10 and has the base portion 8 of shell 21, be provided with in the shell 21 of base portion 8 impeller chimney 22, Impeller 23 and the motor 24 of driving impeller 23 rotary work.Impeller 23 is positioned at impeller chimney 22, and impeller chimney 22 includes air intlet 34 and air outlet slit 35.

Motor 24 is contained in motor shell 25.Motor shell 25 includes upper part 26 and lower part 27, upper surface portion 26 are divided to fix by screw with lower part 27 and be fixed therein by motor 24.The rotating shaft 38 of motor 24 is passed through motor The lower part 27 of housing 25 is positioned at the hole of bottom, to allow impeller 23 to be connected in rotating shaft 38.Above motor shell 25 Part 26 also includes multiple fixing bar 31, and motor 24 is fixed with impeller chimney 22 by the multiple fixing bar 31 of motor shell 25.

In the present embodiment, impeller 23 and impeller chimney 22 are configured to when impeller 23 and motor shell 25 are supported by impeller chimney 22 Time, 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, impeller 23 and impeller Cover 22 substantially coaxial.

Impeller chimney 22 is provided with cable punching hole (being not drawn in figure), on a fixing bar 31 of motor shell 25 also Being provided with cable punching hole (being not drawn in figure), the cable punching hole on impeller chimney 22 is directed at the cable punching hole on fixing bar 31 and makes electricity Cable may pass through, to facilitate cable to be connected to motor 24 from circuit arrangement 37.In the present embodiment, motor shell 25, impeller chimney 22 and impeller 23 preferably formed by plastics.

In shell 21, be additionally provided with the gas skirt 32 that the air-flow that formed by impeller 23 converges, the lower end of gas skirt 32 with Motor shell 25 connects, and the upper end of gas skirt 32 has the outfan 33 of air outlet slit 39 and is connected with shell 21, and gas skirt The outlet of 32 connects with the air inlet pipe 15 of nozzle 1.Preferably, it is connected between gas skirt 32 with air inlet pipe 15 and has one section of flexible pipe, Such as one section of rubber tube, use flexible pipe can decay some vibrations of motor and impeller and noise transmits to nozzle 1.

Impeller chimney 22 is supported by multiple supporting members 29.In fig .9 it will be clear that supporting member 29 is a bullet Spring element.In the present embodiment, the quantity of supporting member 29 is 4, i.e. the quantity of spring element is 4, spring element upper End is fixed with the projection 30 being formed on impeller chimney 22 outer surface, and the lower end of spring element is fixed in the platform being connected with shell 21 On seat 28.Owing to supporting member 29 is spring element, spring element can effectively absorb some from motor 24 and impeller 23 and shake Moving and noise, otherwise these vibrations and noise pass to shell 21 easily by impeller chimney 22 and amplify.

Base 10 is for engaging the surface at fan 100 place.Pedestal 2 also includes for making base portion 8 relative to base 10 The swing mechanism that backswing is dynamic, this swing mechanism includes syncmotor 36, and the operation of swing mechanism is responded user by circuit arrangement 37 Press the button 13 to control.Hunting range is preferably between 60 ° and 120 °, and swing mechanism is arranged to execution 3 per minute To 6 hunting periods.The hole being passed through on base 10 for supplying power to the cable (not drawing) of fan extends.

In the present embodiment, motor 24 is DC Brushless Motor, and the rotating speed of motor can respond user by circuit arrangement 37 Operation button 12 changes.

In order to operate fan 100, user presses the button 11, responds this operation, and circuit arrangement 37 activates motor 24 to rotate Impeller 23.The rotation of impeller 23 bypasses air through in the shell 21 that air intlet 9 enters pedestal 2.The air-flow that impeller 23 is formed It is transported in nozzle 1 after gas skirt 32 converges.

In nozzle 1, air-flow divides two strands to advance in the inner passage 14 of main body 4.The gas advanced in inner passage 14 Stream is launched by air vent 7, and the partial air around nozzle is rolled up suction by the air-flow launched from air vent 7, so from aerofluxus Mouthfuls 7 air-flows launched and the air-flow inhaled by volume be bonded the total air flow launched forward from nozzle 1.

Figure 10 illustrates the fan shown in Fig. 1 and is tilted forward to the side view of a certain position, and Figure 11 illustrates shown in Fig. 1 Fan tilts backwards the side view to a certain position.It can be seen that main body 4 is carried out relative to import department 3 from Figure 10 and Figure 11 Slide or carry out the adjustment of gradient, the air-out direction of nozzle 1 can be made to change on perpendicular, to meet user not Same demand.

Figure 12 illustrates the replacing structure of the nozzle shown in Fig. 7.It can easily be seen that the nozzle of the present embodiment and figure from Figure 12 Nozzle shown in 7 is different.In the present embodiment, the second component 18 that main body 4 is not connected with shell body 6, and import department 3 Also include being positioned at the 3rd component 20 that shell body 6 is outer and is connected with air inlet pipe 15, wherein, at the first component 16 and the 3rd component 20 Between there is gap, and shell body 6 has part be positioned in this gap and contact with the 3rd component 20.The nozzle of this kind of structure Also main body 4 can be made relative to import department 3 to carry out sliding or carrying out the adjustment of gradient, make the air-out direction of nozzle 1 the most flat Change on face.

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 this area Technical staff can carry out various changes and improvements, without departing from the model of the present invention as defined in appended claims Enclose.

Claims

1. a fan, described fan includes pedestal and the nozzle being connected with described pedestal, and described nozzle includes import department and master Body, it is characterised in that described main body can slide into obliquity, described main body bag relative to described import department never obliquity Include shell body, for accepting the inner passage of air-flow, for launching air vent and the opening of air-flow, wherein, described main body limit Centrally located through hole.

2. the fan as described in claim l, it is characterised in that described import department includes air inlet pipe.

3. the fan as described in claim l, it is characterised in that described import department includes air inlet pipe and is connected with described air inlet pipe The first component.

4. for the nozzle of fan, described nozzle includes import department and main body, it is characterised in that described main body can be relative to Described import department never obliquity slides into obliquity, described main body include shell body, for accept air-flow inside lead to Road, for launching air vent and the opening of air-flow, wherein, described main body defines centrally located through hole.

5. nozzle as claimed in claim 4, it is characterised in that described import department includes air inlet pipe.

6. nozzle as claimed in claim 4, it is characterised in that described import department includes air inlet pipe and is connected with described air inlet pipe The first component.