CN102926978A - Fan - Google Patents
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- CN102926978A CN102926978A CN2012104810085A CN201210481008A CN102926978A CN 102926978 A CN102926978 A CN 102926978A CN 2012104810085 A CN2012104810085 A CN 2012104810085A CN 201210481008 A CN201210481008 A CN 201210481008A CN 102926978 A CN102926978 A CN 102926978A
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- shell
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Abstract
A fan includes a base part and a nozzle mounted on the base part, wherein the base part includes an outlet for outputting airflow; and the nozzle includes an inlet for inputting airflow, an internal cavity for receiving airflow and an exhaust port for outputting airflow. The fan is characterized in that the nozzle can be detached in a manner that the nozzle can horizontally and linearly slide relative to the base part. The nozzle of the fan can be conveniently and reliably detached from or mounted on the base part.
Description
Technical field
The present invention relates to a kind of fan.Especially, but not in exclusive manner, the present invention relates to a kind of domestic fan, such as the family expenses desk fan, for increasing air circulation and the Air Flow in indoor, office and other environment.
Background technique
Traditional domestic fan generally includes motor and is driven one group of blade or the impeller rotatablely move by motor.This group blade is usually located in the cage, and this cage allows air stream to pass, yet but stops human body to touch the blade of rotation.But in some cases, this kind fan also exists the danger that human body touches this group rotation blade.
On December 7th, 2011, notice of authorization number is the Chinese patent of CN101825106 B (application number: 201010130004.3) disclose a kind of fan that does not expose fan blade, this kind fan comprises base portion and the nozzle that is arranged on the base portion, described nozzle comprises internal cavities and is used for receiving from described internal cavities the relief opening of air-flow, air-flow penetrates from described fan by described relief opening, described nozzle limits opening, the air-flow that penetrates from described nozzle passes through described opening from fan outside air amount, and described nozzle can be by described nozzle with respect to the rotation of described base portion and from described base portion dismounting.This kind fan has improved the Security of using, and still, this kind fan is in the rotation dismounting or when installing, and is difficult for location, easily stuck or damage rotational structure.
Summary of the invention
The object of the invention is to overcome above-mentioned defective of the prior art, provide-kind can dismantle easily and reliably or install the fan of nozzle.
In order to achieve the above object, the technical solution used in the present invention is: a kind of fan for generation of air stream, described fan comprises base portion and the nozzle that is installed on the described base portion, described base portion comprises the outlet for output gas flow, the relief opening that described nozzle comprises for the import of input air-flow, is used for accepting the internal cavities of air-flow and is used for output gas flow, it is characterized in that, described nozzle can be dismantled from described base portion with respect to the horizontal linear slide of described base portion by described nozzle.
Advantageously, the nozzle of this kind fan can carry out horizontal linear slide from the base portion dismounting or be installed on base portion with respect to base portion, compares with existing rotation dismounting or installation, and its location is easy, and its operation is more simple and reliable.
The short transverse that vertically refers to fan of fan; Fan laterally refer to short transverse perpendicular to fan, namely with the vertical perpendicular direction of fan; Described nozzle comprises the linear slide of fore-and-aft direction and the linear slide of left and right directions etc. with respect to the horizontal linear slide of described base portion; Preferably, described nozzle adopts the linear slide of fore-and-aft direction with respect to the horizontal linear slide of described base portion; The linear slide of fore-and-aft direction is very beneficial for the location between nozzle and the base portion, such as the location between the switch of the air-out direction of nozzle and base portion.
For nozzle is firmly remained on the base portion, between nozzle and base portion, can adopt the combination of bayonet lock and draw-in groove to realize.In a preferred embodiment, described nozzle comprises bayonet lock, and described base portion comprises draw-in groove, and when nozzle was installed on the base portion, the bayonet lock of nozzle stretched in the draw-in groove with base portion; In another preferred embodiment, described base portion comprises bayonet lock, and described nozzle comprises draw-in groove, and when nozzle was installed on the base portion, the bayonet lock of base portion stretched in the draw-in groove with nozzle; In yet another preferred embodiment, described nozzle comprises bayonet lock and draw-in groove, and described base portion comprises bayonet lock and draw-in groove, and when nozzle was installed on the base portion, the bayonet lock of nozzle stretched in the draw-in groove with base portion, and the bayonet lock of base portion stretches in the draw-in groove with nozzle.
Bayonet lock and draw-in groove can have various structures and shape, and bayonet lock and draw-in groove are matched to usually to using; Bayonet lock comprises the bayonet lock of cuboid, the bayonet lock of square body and the bayonet lock of part patty etc.; Draw-in groove comprises that its entrance is draw-in groove, its entrance of rectangle draw-in groove that to be foursquare draw-in groove, its entrance be part circular for circular draw-in groove and its entrance etc.
The internal cavities of described nozzle can comprise the internal cavities of annular, also can comprise the internal cavities of other shape.In a preferred embodiment, described internal cavities comprises the internal cavities of annular and the combination of pancake internal cavities, the internal cavities of described annular is around described pancake internal cavities setting, all be communicated with the internal cavities of described annular around described pancake internal cavities, and the internal cavities of described pancake internal cavities and described annular all has the degree of depth along axial direction, the degree of depth of the internal cavities that this is annular is 90mm, and the degree of depth of this pancake internal cavities is 30mm.
The relief opening of described nozzle is preferably slot-shaped relief opening, its relief opening at the width in outlet port usually between the 0.5mm to 10mm, preferably between 1mm to 5mm.
The import of described nozzle can have various shape, and the shape of described import comprises circle, ellipse and rectangle etc., is preferably circular.
Described nozzle can comprise first import department's shell and the second import department's shell that arranges around described import, described base portion comprises first export department's shell and the second export department's shell that arranges around described outlet, wherein, the lower end of first import department's shell is lower than the lower end of second import department's shell, and the upper end of first export department's shell is lower than the upper end of second export department's shell; Such structure is conducive to the installation or removal of nozzle.
Usually, described first import department's shell contacts with described first export department's shell, and described second import department's shell contacts with described second export department's shell; Preferably, described first import department's shell contacts with described first export department's shell and the part overlaid is arranged, and described second import department's shell contacts with described second export department's shell and the part overlaid is arranged; Such structure is conducive to realize the sealing between nozzle and the base portion.
Preferably, described first import department's shell and described second import department's shell are all roughly around described suction port half cycle, and described first export department's shell and described second export department's shell are all roughly around described air outlet half cycle; Such structure is conducive to easily installation or removal of nozzle.
Preferably, described first import department's shell, described second import department's shell, described first export department's shell and described second export department's shell all have step, such structure be conducive to nozzle easily installation or removal and realize nozzle and base portion between sealing; The height of described step is usually located between the 3mm to 15mm, is preferably located between the 5mm to 10mm.
Described base portion generally includes the generation device for generation of the air-flow that passes through nozzle, and described generation device comprises impeller chimney, is positioned at the impeller of impeller chimney and the motor of drives impeller rotary work; Motor can be alternating current motor, also can be DC Brushless Motor; Impeller can be centrifugal impeller, can be mixed flow impeller also, is preferably mixed flow impeller.
Described base portion can have various shape.In a preferred embodiment, base portion is roughly cylindrical, and the diameter of this base portion is about 145mm, and the height of this base portion is about 210mm, has impeller in the base portion, and the rotating speed of this impeller is between 2500rpm to 9000rpm.
Described fan can be desk fan, can be wall fan, can be ceiling fan, can be flooring fan, can also be the fan of other type.
Description of drawings
Figure l is the front schematic view of fan of the present invention.
Fig. 2 is the side view of fan shown in Figure 1.
Fig. 3 is that the fan shown in the figure l is along the sectional view of A-A line intercepting.
Fig. 4 is the side view of the nozzle of the fan shown in the figure l.
Fig. 5 is the side view of the base portion of the fan shown in the figure l.
Embodiment
Figure l is that Fig. 2 is the side view of fan shown in Figure 1 from the schematic diagram of the fan of the present invention of device forward observation, and Fig. 3 has shown the internal structure of fan shown in Figure 1.In each figure, the short transverse that represents fan with axis Y is vertically, and is namely horizontal with the direction that axis X representative and the short transverse of fan are perpendicular.Can find out from Fig. 1 to Fig. 3, this kind fan comprises base portion 1 and the nozzle 2 that is arranged on the base portion 1; Base portion 1 comprises base body 19 and is positioned at base 20 below the base body, and base body 19 has sidewall, and sidewall comprises air inlet 21, and air inlet 21 is the form of grid hole; Base body 19 comprises impeller chimney 26, is positioned at the impeller 27 of impeller chimney and the motor 28 of drives impeller rotary work; Impeller 27 comprise general conical wheel hub, be connected to a plurality of blades on the wheel hub and be connected to the guard shield 29 of the outer ledge of a plurality of blades; Motor 28 is fixed on the fixed block 30, and fixed block 30 is connected with impeller chimney 26; External power line is electrically connected with the power control 32 that is used for 28 work of control motor, and power control 32 is electrically connected with motor 28 by cable 31.
Can also see from Fig. 1 to Fig. 3, nozzle 2 comprises the internal cavities 5a of ring, discoidal internal cavities 5b and a plurality of relief opening 6; The internal cavities 5a of ring and discoidal internal cavities 5b are symmetrical about axis X, and the internal cavities 5a of ring arranges around discoidal internal cavities 5b, and discoidal internal cavities 5b 25 all is communicated with the internal cavities 5a of ring in the edge; Relief opening 6 is positioned at the front end place of the internal cavities 5a of ring; The diameter of nozzle 2 is about 300mm, and the internal cavities 5a of ring is about 100mm along the depth d 1 of axis X direction, and discoidal internal cavities 5b is about 30mm along the depth d 2 of axis X direction; Relief opening 6 is slot-shaped relief opening, and the width in its outlet port is about 1mm, has link 24 between two adjacent slits shape relief openings, and the width that can limit like this relief opening also links together relative cavity wall.
It can also be seen that from Fig. 1 to Fig. 3, base body 19 relatively base 20 swings, and its swing can make fan change the orientation of air-out at horizontal plane; Base body 19 comprises base body 22 and lower base body 23, and upper base body 22 can slide into oblique position with respect to lower base body 23, can make like this fan change the orientation of air-out at vertical plane.
Fig. 4 is the side view of the nozzle of the fan shown in the figure l.As can be seen from Figure 4, nozzle comprises import 4 and the shell for the input air-flow; Import 4 be shaped as circle; The shell of nozzle comprises first import department's shell 9 and the second import department's shell 10 that arranges around circular import 4; First import department's shell 9 and described second import department's shell 10 are all around circular import 4 half cycles; Be provided with step 17 and the draw-in groove 7 that is arranged on this step at second import department's shell 10, be provided with step and bayonet lock (not shown in FIG.) at first import department's shell 9; Can be clear that from Fig. 4, the lower end 13 of first import department's shell 9 is lower than the lower end 14 of second import department's shell 10.In the present embodiment, the height of step 17 is 8mm, the lower end 14 low 8mm of lower end 13 to the second import department's shells 10 of first import department's shell 9.
Fig. 5 is the side view of the base portion of the fan shown in the figure l.As can be seen from Figure 5, base portion comprises shell and is used for the outlet 3 of output gas flow; Export 3 the circle that is shaped as; The shell of base portion comprises first export department's shell 11 and the second export department's shell 12 that arranges around round exit 3; First export department's shell 11 and described second export department's shell 12 are all around round exit 3 half cycles; Be provided with step 18 and the bayonet lock 8 that is arranged on the step 18 at first export department's shell 11, be provided with step and draw-in groove (not shown in FIG.) at second export department's shell 12; Can be clear that from Fig. 5, the upper end 15 of first export department's shell 11 is lower than the upper end 16 of second export department's shell 12.In the present embodiment, the height of step 18 is 8mm, the lower end 16 low 8mm of lower end 15 to the second export department's shells 12 of first export department's shell 11.
From Fig. 1 to Fig. 5, easily find out, be installed in the nozzle 2 of base portion 1, just easily disassemble from base portion 1 as long as carry out linear slide along the postive direction of axis X; When needs were installed to base portion 1 with nozzle 2, nozzle 2 just easily was installed on the base portion 1 as long as carry out linear slide along the negative direction of axis X; That is to say, nozzle 2 can be by nozzle 2 with respect to the horizontal linear slide of base portion 1 from base portion 1 dismounting or be installed on the base portion 1, and this dismounting or installation are simple and reliable.
In order to improve the tightness between base portion 1 and the nozzle 2, can between base portion 1 and nozzle 2, install sealing component additional, for example install seal ring additional, this is known to everybody.
During this kind fan work, be positioned at motor 28 drives impeller 27 rotary works of base portion 1, air can be drawn into from the air inlet 21 that is positioned on the base body 19, the air that enters in the base body 19 is admitted to after boosting among internal cavities 5a, the 5b of nozzle 2, and sprayed by a plurality of relief opening 6, air from the nozzle outside is entrainmented by the air-flow that a plurality of relief openings 6 are sprayed, and the air-flow that is ejected and the air-flow that is entrainmented consist of the total air flow that penetrates forward from nozzle 2.
The detailed description that the present invention is not limited to provide above.Those skilled in the art should be understood that deformation program of the present invention.For example, the structure of bayonet lock and draw-in groove, shape and quantity can change.
Claims (10)
1. fan for generation of air stream, described fan comprises base portion and the nozzle that is installed on the described base portion, described base portion comprises the outlet for output gas flow, the relief opening that described nozzle comprises for the import of input air-flow, is used for accepting the internal cavities of air-flow and is used for output gas flow, it is characterized in that, described nozzle can be dismantled from described base portion with respect to the horizontal linear slide of described base portion by described nozzle.
2. such as the described fan of claim l, it is characterized in that, described horizontal linear slide is the linear slide of fore-and-aft direction.
3. such as the described fan of claim l, it is characterized in that, described nozzle comprises bayonet lock, and described base portion comprises draw-in groove, and when described nozzle was installed on the described base portion, the bayonet lock of described nozzle stretched in the draw-in groove with described base portion.
4. such as the described fan of claim l, it is characterized in that, described base portion comprises bayonet lock, and described nozzle comprises draw-in groove, and when described nozzle was installed on the described base portion, the bayonet lock of described base portion stretched in the draw-in groove with described nozzle.
5. such as the described fan of claim l, it is characterized in that, described nozzle comprises bayonet lock and draw-in groove, described base portion comprises bayonet lock and draw-in groove, when described nozzle is installed on the described base portion, the bayonet lock of described nozzle stretches in the draw-in groove with described base portion, and the bayonet lock of described base portion stretches in the draw-in groove with described nozzle.
6. such as the described fan of one of claim l to 5, it is characterized in that, described nozzle comprises first import department's shell and the second import department's shell that arranges around described import, described base portion comprises first export department's shell and the second export department's shell that arranges around described outlet, wherein, the lower end of first import department's shell is lower than the lower end of second import department's shell, and the upper end of first export department's shell is lower than the upper end of second export department's shell.
7. fan as claimed in claim 6 is characterized in that, described first import department's shell contacts with described first export department's shell, and described second import department's shell contacts with described second export department's shell.
8. fan as claimed in claim 6 is characterized in that, described first import department's shell and described second import department's shell are all roughly around described import half cycle, and described first export department's shell and described second export department's shell are all roughly around described outlet half cycle.
9. fan as claimed in claim 6 is characterized in that, described first import department's shell, described second import department's shell, described first export department's shell and described second export department's shell all have step.
10. fan as claimed in claim 9 is characterized in that, the height of described step is between 5mm to 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104810085A CN102926978A (en) | 2012-11-23 | 2012-11-23 | Fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104810085A CN102926978A (en) | 2012-11-23 | 2012-11-23 | Fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102926978A true CN102926978A (en) | 2013-02-13 |
Family
ID=47641873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104810085A Pending CN102926978A (en) | 2012-11-23 | 2012-11-23 | Fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102926978A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500372A (en) * | 2014-12-18 | 2015-04-08 | 任文华 | Fan assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56167897A (en) * | 1980-05-28 | 1981-12-23 | Toshiba Corp | Fan |
| GB2468312A (en) * | 2009-03-04 | 2010-09-08 | Dyson Technology Ltd | Fan assembly |
| CN201771819U (en) * | 2010-01-29 | 2011-03-23 | 李玉营 | Stand fan with humidifier |
| CN102287357A (en) * | 2011-09-02 | 2011-12-21 | 应辉 | Fan assembly |
| CN202338473U (en) * | 2011-09-26 | 2012-07-18 | 刘向星 | Bladeless fan |
| CN202531403U (en) * | 2012-04-06 | 2012-11-14 | 潘正平 | Blade-free cooling fan |
-
2012
- 2012-11-23 CN CN2012104810085A patent/CN102926978A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56167897A (en) * | 1980-05-28 | 1981-12-23 | Toshiba Corp | Fan |
| GB2468312A (en) * | 2009-03-04 | 2010-09-08 | Dyson Technology Ltd | Fan assembly |
| CN201771819U (en) * | 2010-01-29 | 2011-03-23 | 李玉营 | Stand fan with humidifier |
| CN102287357A (en) * | 2011-09-02 | 2011-12-21 | 应辉 | Fan assembly |
| CN202338473U (en) * | 2011-09-26 | 2012-07-18 | 刘向星 | Bladeless fan |
| CN202531403U (en) * | 2012-04-06 | 2012-11-14 | 潘正平 | Blade-free cooling fan |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500372A (en) * | 2014-12-18 | 2015-04-08 | 任文华 | Fan assembly |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130213 |