CN105927512B

CN105927512B - Fan and its nozzle for fan

Info

Publication number: CN105927512B
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: 2018-03-06
Anticipated expiration: 2033-05-18
Also published as: WO2014187270A1; CN105927512A; CN104165134B; CN104165134A; CN105484981A

Abstract

A kind of fan, it includes pedestal and nozzle, and the nozzle includes import department and main body, the main body can never obliquity slides into obliquity relative to import department, the main body includes shell body, inner passage, exhaust outlet and opening, wherein, the main body defines centrally located through hole.Present invention also offers the nozzle for this kind of fan.

Description

Fan and its nozzle for fan

It is May 18, Application No. 201310186724.5, entitled " fan in 2013 applying date that the application, which is, And its nozzle for fan " patent application divisional application.

Technical field

A kind of nozzle the present invention relates to fan and its for this kind of fan.

Background technology

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

This kind of fan can be various sizes and shape.For example, ceiling fan can have an at least l000mm diameter, and generally with The mode of suspension is mounted on the ceiling to provide downward air-flow.In another example desk fan generally has 300mm diameter, and Generally freely erect and be easily moved.Other types of fan can be positioned on floor or on wall.

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

On July 20th, 2011, Authorization Notice No. was 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 top surface of the base Sphere is slidably matched between head bottom surface, makes that head can never obliquity tilts to obliquity relative to base.

This fan do not have exposed rotating vane and to produce stable air-flow, improves the quality of air-flow and uses Security.But the head of this fan, when being in obliquity, its stability is bad；The overall appearance of fan also by compared with Big influence.

The content of the invention

The first aspect of the present invention is to provide for-kind of fan.This kind of fan, it is characterised in that the fan includes pedestal The nozzle being connected with the pedestal, the nozzle include import department and main body, the main body can relative to the import department from Obliquity does not slide into obliquity, and the import department includes air inlet pipe and the first component being connected with the air inlet pipe, institute Stating main body includes shell body, the inner passage for receiving air-flow, the exhaust outlet for launching air-flow and for allowing the air inlet The opening that pipe stretches into, wherein, the first component is at least partly in the shell body.

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

The main body of the nozzle of this kind of fan can never obliquity slides into obliquity relative to the import department of nozzle, has Easily change air-out direction on perpendicular beneficial to nozzle；Because the quality of nozzle is smaller relative to the quality of pedestal, spray The main body of mouth will not make the center of gravity of whole fan that larger skew occur relative to the inclination of the import department of nozzle, be advantageous to improve The stability of fan；In addition, when the nozzle body of this kind of fan is in obliquity and non-inclined position, the entirety of its fan is outer Sight is all preferable, is advantageous to attract user or consumer.

It is more excellent between inclination angle when main body is in maximum inclining position relative to import department is preferably located in 6 ° to 30 ° Selection of land is between 8 ° to 15 °.

Preferably, first component is in contact with the inner surface of shell body.For example, first component is located at its opening with shell body Inner surface near place is in contact.Preferably, the apparent surface of first component and the Outer housing component being in contact with first component Correspondingly bend.The first component preferably lower surface with respective curved, and the shell that shell body is in contact with first component Body portion has the inner surface of respective curved.For example, the lower surface of first component can be raised, and shell body and the first structure The inner surface for the Outer housing component that part is in contact can be recessed.In another example the lower surface of first component can be recessed, and it is outer The inner surface for the Outer housing component that housing is in contact with first component can be raised.

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

Preferably, main body also includes second component be connected in the shell body and with shell body, wherein, second component and Shell body forms chute, and first component has part to be located in the chute.So be advantageous to first component in chute to enter Line slip, main body is set relative to import department reliably slide or tilt.

The 3rd component that import department preferably includes outside shell body and is connected with air inlet pipe, wherein, in first component There is gap between the 3rd component, shell body has part to be located in the gap and is in contact with the 3rd component.It is so favourable Enter line slip in the gap in shell body, make main body relative to import department reliably slide or tilt.

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

Air inlet pipe preferably includes the air inlet pipe, the air inlet pipe of ellipse and the air inlet pipe of rectangle of circle.The rectangle Air inlet pipe preferably includes the air inlet pipe of round rectangle.Air inlet pipe preferably include interior section in the shell body and Exterior section outside the shell body.

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

Exhaust outlet preferably includes slot-shaped exhaust outlet, and width of its exhaust outlet in exit is usually located at 0.5mm to 8mm Between, 1mm is preferably located between 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 in impeller chimney and the motor for driving impeller rotary work.Impeller can be centrifugal impeller, It can be mixed flow impeller, it is therefore preferable to mixed flow impeller；The rotating speed of impeller is usually located at 800rpm between 7500rpm, preferably Positioned at 1200rpm between 7000rpm.Motor can be DC Brushless Motor or alternating current motor.

In a preferred embodiment, pedestal includes base portion, the base below base portion and the gas transmission above base portion Pipe, wherein, the air inlet pipe connection of appendix and nozzle, and base portion can be swung relative to base.

Preferably, the output end grafting of the air inlet pipe of nozzle and pedestal and it is screwed, is so advantageous to nozzle and base Installation or removal between seat.

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

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

This kind of nozzle can make main body, and relative to import department, never obliquity slides into obliquity, is advantageous to nozzle perpendicular Easily change air-out direction in straight plane, to meet that the different of user require；In addition, this kind of nozzle be in obliquity and During non-inclined position, the outward appearance of its nozzle is all preferable.

First component is preferably in contact with the inner surface of shell body.

The second component that main body is preferably included in shell body and is connected with shell body, wherein, second component with it is outer Housing forms chute, and first component has part to be located in the chute.

The 3rd component that import department preferably includes outside shell body and is connected with air inlet pipe, wherein, in first component There is gap between the 3rd component, and shell body has part to be located in the gap and is in contact with the 3rd component.

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

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

Brief description of the drawings

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 along the amplifications intercepted of line A-A in Fig. 3.

Fig. 7 is the sectional view along the amplifications intercepted of line B-B in Fig. 4.

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 along the amplifications intercepted of line C-C in Fig. 5.

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

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

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

Embodiment

Fig. 1 is from the schematic diagram of the fan of the invention of device forward observation, and Fig. 2 is the side view of the fan shown in Fig. 1. As can be seen that fan 100 includes pedestal 2 and the nozzle 1 on pedestal 2 from Fig. 1 and Fig. 2.Pedestal 2 includes base 10 and position In the 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 To form the form in multiple holes on base portion shell.Air outside fan is inhaled into 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.As can be seen that nozzle 1 includes main body 4 and import department 3 from Fig. 3 and Fig. 4.And with reference to figure 6, Fig. 7 and Fig. 8, import department 3 The first component 16 being connected including air inlet pipe 15 and with the upper end of air inlet pipe 15.First component 16 is the bending with through hole 19 Plate, through hole 19 are the through hole of round rectangle；First component 16 is located in shell body 6, and air inlet pipe 15 is the air inlet pipe of round rectangle, The air inlet pipe 15 is integrated with first component 16.

Main body 4 includes shell body 6, the inner passage 14 for receiving air-flow, the exhaust outlet 7 for launching air-flow, is used 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 form two chutes 17, first component 16 with shell body 6 There is part to be located in chute 17, first component 16 is slided along chute 17.

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

In the present embodiment, the lower surface of first component 16 inner surface with shell body 6 all the time when sliding and being non-slip It is in close contact, so can prevents or reduce gap of the air-flow between first component 16 and shell body 6 and be let out by opening 40 Leakage.Preferably, flexible seals, such as rubber seal are set between first component 16 and shell body 6, 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, exhaust outlet 7 In the front portion of main body 4 and it is arranged to launch air-flow towards before fan, air-flow the going out in exhaust outlet 7 launched from exhaust outlet 7 The direction of axis X is roughly parallel at mouthful；Shell body 6 includes housing 611, housing 612, housing 613 and multiple fixtures（In figure It is not drawn into）, exhaust outlet 7 limited by the apparent surface of housing 611 and housing 612, in the internally positioned passage 14 of fixture and with At intervals, housing 611, housing 612 and fixture are integral for the outlet of exhaust outlet 7, i.e., integrated.

In the present embodiment, exhaust outlet 7 is slot-shaped exhaust outlet, and its width of exhaust outlet 7 in exit is about 1.8mm, The distance between outlet of fixture and exhaust outlet 7 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 As can be seen that pedestal 2 include base 10 and with shell 21 base portion 8, be provided with the shell 21 of base portion 8 impeller chimney 22, The motor 24 of impeller 23 and the driving rotary work of impeller 23.Impeller 23 is located in 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 be fixed by screw with lower part 27 and be fixed therein motor 24.The rotating shaft 38 of motor 24 is passed through motor Part 27 is located at the hole of bottom below housing 25, to allow impeller 23 to be connected in rotating shaft 38.Above motor shell 25 Part 26 also includes multiple fix bars 31, and motor 24 is fixed by multiple fix bars 31 of motor shell 25 with impeller chimney 22.

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 When, the inner surface of the very close impeller chimney 22 of blade tips of impeller 23, but the inner surface is not exposed to, impeller 23 and impeller It is substantially coaxial to cover 22.

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

Be additionally provided with the gas skirt 32 that the air-flow for being formed impeller 23 converges in shell 21, the lower end of gas skirt 32 with Motor shell 25 is connected, and the upper end of gas skirt 32 is connected with the output end 33 that shell 21 has air outlet slit 39, and gas skirt 32 outlet connects with the air inlet pipe 15 of nozzle 1.Preferably, one section of flexible pipe is connected between gas skirt 32 and air inlet pipe 15, Such as one section of rubber tube, it can decay motor and some vibrations of impeller using flexible pipe 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 be 4, i.e., the quantity of spring element be 4, spring element it is upper Hold and fixed with forming the projection 30 on the outer surface of impeller chimney 22, the lower end of spring element is fixed in the platform being connected with shell 21 On seat 28.Because supporting member 29 is spring element, spring element can effectively absorb to shake from some of motor 24 and impeller 23 Dynamic and noise, otherwise these vibrations and noise pass to shell 21 easily by impeller chimney 22 and amplified.

Base 10 is used to engage the surface where fan 100.Pedestal 2 also includes being used to make base portion 8 relative to base 10 The dynamic swing mechanism of backswing, the swing mechanism include syncmotor 36, and the operation of swing mechanism responds user by circuit arrangement 37 Button 13 is pressed to control.Hunting range is preferably between 60 ° and 120 °, and swing mechanism is arranged to per minute and performs 3 To 6 hunting periods.For supplying power to the cable of fan（Do not draw）The hole extension being passed through on base 10.

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 button 11, responds the operation, and circuit arrangement 37 activates motor 24 to rotate Impeller 23.The rotation of impeller 23 bypasses air through air intlet 9 and entered in the shell 21 of pedestal 2.The air-flow that impeller 23 is formed It is transported to after the convergence of gas skirt 32 in nozzle 1.

In nozzle 1, air-flow is divided to two strands to be advanced in the inner passage 14 of main body 4.The gas internally advanced in passage 14 Stream is launched by exhaust outlet 7, and the partial air around nozzle rolls up suction by the air-flow launched from exhaust outlet 7, so from exhaust The air-flows of the transmitting of mouth 7 by the air-flow of volume suction with being bonded the total air flow launched forward from nozzle 1.

The fan that Figure 10 is illustrated shown in Fig. 1 is tilted forward to the side view of a certain position, and Figure 11 is illustrated shown in Fig. 1 Fan is tilted backwards to the side view of a certain position.From Fig. 1 to Fig. 6, in Figure 10 and Figure 11 as can be seen that when main body is relative to entering Never obliquity slides into during obliquity oral area, and the direction of the opening can change；Main body 4 is relative to import Portion 3 enters line slip or carries out the adjustment of gradient, and the air-out direction of nozzle 1 can be made to be changed on perpendicular, to meet The different demands of user.

Figure 12 illustrates the replacing structure of the nozzle shown in Fig. 7.It can easily be seen that the nozzle and figure of the present embodiment 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 positioned at the 3rd component 20 that shell body 6 is outer and is connected with air inlet pipe 15, wherein, in the component 20 of first component 16 and the 3rd Between there is gap, and shell body 6 has part to be located in the gap and is in contact with the 3rd component 20.The nozzle of this kind of structure Also main body 4 can be made to enter line slip relative to import department 3 or carry out the adjustment of gradient, the air-out direction of nozzle 1 is being put down vertically Changed on face.

While there has been shown and described that preferable embodiments of the invention are presently considered to be, but it will be apparent that this area Technical staff can carry out various changes and improvement, without departing from model of the invention as defined in appended claims Enclose.

Claims

1. a kind of fan, the fan includes pedestal and the nozzle being connected with the pedestal, and the nozzle includes import department and master Body, it is characterised in that the main body can never obliquity slides into obliquity, the main body bag relative to the import department Shell body, the inner passage for receiving air-flow, the exhaust outlet for launching air-flow and opening are included, wherein, the main body limits Centrally located through hole, when the main body relative to the import department never obliquity slides into obliquity when, it is described The direction of opening can change.

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

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

4. a kind of nozzle for fan, the nozzle includes import department and main body, it is characterised in that the main body can be relative to Never obliquity slides into obliquity for the import department, and the main body includes shell body, led to for receiving the inside of air-flow Road, the exhaust outlet for launching air-flow and opening, wherein, the main body defines centrally located through hole, when the main body phase When for the import department, never obliquity slides into obliquity, the direction of the opening can change.

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

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