CN202545381U - Bladeless fan and nozzle for same - Google Patents
Bladeless fan and nozzle for same Download PDFInfo
- Publication number
- CN202545381U CN202545381U CN2012200282362U CN201220028236U CN202545381U CN 202545381 U CN202545381 U CN 202545381U CN 2012200282362 U CN2012200282362 U CN 2012200282362U CN 201220028236 U CN201220028236 U CN 201220028236U CN 202545381 U CN202545381 U CN 202545381U
- Authority
- CN
- China
- Prior art keywords
- nozzle
- minute
- minute nozzle
- oblique position
- respect
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- 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
- F04D25/10—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air
-
- 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
-
- 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
- F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
- F04F5/46—Arrangements of nozzles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a bladeless fan for generating an airflow and a nozzle for the same. The bladeless fan is characterized by comprising a base and a nozzle arranged on the base, wherein the nozzle comprises a first branch nozzle and a second branch nozzle, the second branch nozzle can change from a non-inclination position to a inclination position relative to the first branch nozzle, the first branch nozzle and the second branch nozzle are both provided with an inner cavity for receiving the airflow and a mouth part for emitting airflow, the inner cavity of the first branch nozzle and the inner cavity of the second branch nozzle are communicated, the first branch nozzle and the second branch nozzle define an opening, and air from the outside of the bladeless fan is sucked by the airflow emitted by the mouth parts to pass through the opening. The bladeless fan has the characteristics of large inclination angle, good stability, attractive overall appearance and the like.
Description
Technical field
The utility model relates to a kind of no blade fan and the nozzle that is used to not have blade fan that produces air stream.
Background technique
The rotation blade that no blade fan does not expose owing to can produce air-flow stably, thereby receive liking of people.The one Chinese patent application that on September 8th, 2010, notification number was CN101825104A (application number: 201010129999.1) disclose a kind of no blade fan that is used to produce air stream; This kind fan comprises: base be installed in the nozzle on the base; This base comprises main body and base portion, and this main body can never oblique position be to oblique position with respect to base portion, and each in this main body and the base portion has outer surface; When main body was in not oblique position, the anastomosis part of said outer surface was substantially flush.The angle that the no blade fan of this kind can tilt less and when being in oblique position its stability relatively poor with overall appearance, so have much room for improvement or optimize.
Summary of the invention
The first aspect of the utility model be to provide-kind of stability and overall appearance all do not have blade fan preferably.This kind is used to produce the no blade fan of air stream; It is characterized in that; Said no blade fan comprises base and is arranged on the nozzle on the said base; Said nozzle comprises first fen nozzle and the second fen nozzle that is connected with said first minute nozzle; Nozzle can never oblique position be to oblique position with respect to said first minute nozzle in said second minute, and said first minute nozzle and said second minute nozzle all have the internal cavities and the mouth that is used to launch air-flow that is used to accept air-flow, and the internal cavities of said first minute nozzle is communicated with the internal cavities of said second minute nozzle; Said first minute nozzle and said second minute nozzle define opening, are passed through said opening from no blade fan air outside by the air-flow suction from the mouth emission.
Preferably, said second minute nozzle can with respect to said first minute nozzle never oblique position rotate between the oblique position.
In a preferred embodiment, said second minute nozzle can with respect to said first minute nozzle never oblique position rotate between the oblique position, the two ends of the internal cavities of said second minute nozzle are communicated with the internal cavities of said first minute nozzle respectively.
In another preferred embodiment; Said second minute nozzle can with respect to said first minute nozzle never oblique position rotate between the oblique position; Said first minute nozzle and said second minute nozzle all have outer surface; Said outer surface is formed as feasible, and when second fen nozzle was in not oblique position with respect to said first minute nozzle, the anastomosis part of said outer surface roughly maintained an equal level.
Said first minute nozzle can also comprise the pipe of hollow, and nozzle can rotate around said pipe in said second minute.
Usually, said second minute nozzle can with respect to said first minute nozzle never oblique position to the angle of rotating between the oblique position less than ± 45 °.Here be that to be in vertical orientation with first fen nozzle be benchmark, the angle of forwards rotating is represented with the angle of band positive sign, and the angle of rearward rotating is represented with the angle of band negative sign; Preferably, said second minute nozzle angle of rotating with respect to said first minute nozzle is less than ± 15 °.
Usually, the length of the internal cavities of said second minute nozzle is greater than the length of the internal cavities of said first minute nozzle; Preferably, the length of the internal cavities of said second minute nozzle is more than 3 times of length of the internal cavities of said first minute nozzle; More preferably, the length of the internal cavities of said second minute nozzle is more than 5 times of length of the internal cavities of said first minute nozzle.
Preferably, said base comprises the motor that impeller chimney, the impeller that is positioned at impeller chimney and drives impeller rotation work in the said base are set; Said motor can be a dc brushless motor, also can be AC motor; Described impeller can be horizontal impeller, can be mixed flow impeller, can also be other impeller.
The second aspect of the utility model be to provide-kind be used to not have the nozzle of blade fan.This kind is used to not have the nozzle of blade fan; It is characterized in that; Said nozzle comprises first fen nozzle and the second fen nozzle that is connected with said first minute nozzle; Nozzle can never oblique position be to oblique position with respect to said first minute nozzle in said second minute, and said first minute nozzle and said second minute nozzle all have the internal cavities and the mouth that is used to launch air-flow that is used to accept air-flow, and the internal cavities of said first minute nozzle is communicated with the internal cavities of said second minute nozzle; Said first minute nozzle and said second minute nozzle define opening, are passed through said opening from no blade fan air outside by the air-flow suction from the mouth emission.
Preferably, said second minute nozzle can with respect to said first minute nozzle never oblique position rotate between the oblique position.
In a preferred embodiment, said second minute nozzle can with respect to said first minute nozzle never oblique position rotate between the oblique position, the two ends of the internal cavities of said second minute nozzle are communicated with the internal cavities of said first minute nozzle respectively.
In another preferred embodiment; Said second minute nozzle can with respect to said first minute nozzle never oblique position rotate between the oblique position; Said first minute nozzle and said second minute nozzle all have outer surface; Said outer surface is formed as feasible, and when second fen nozzle was in not oblique position with respect to said first minute nozzle, the anastomosis part of said outer surface roughly maintained an equal level.
Above-mentioned characteristic about the utility model first aspect is applied to the second aspect of the utility model with also being equal to, and vice versa.
The utlity model has following good effect: no blade fan of the utility model and the nozzle that is used to not have blade fan; Because can relative tilt or rotation between first fen nozzle of its nozzle and the second fen nozzle; And the angle of its inclination or rotation is bigger; Can in a big way, change the air-out direction of no blade fan or nozzle like this, to satisfy user's different usage requirements; In addition, the overall weight of its nozzle is less with respect to base, and when being in oblique position, its stability better with respect to first fen nozzle for second fen nozzle; Also have, no blade fan of the utility model and nozzle are when being in oblique position and non-oblique position, and its integral body is more attractive in appearance.
Description of drawings
Figure l is the structural representation of the no blade fan of the utility model.
Fig. 2 is the structure of nozzle schematic representation of the no blade fan shown in the figure l.
Fig. 3 is first fen structure of nozzle schematic representation of nozzle shown in Figure 2.
Fig. 4 is the side view of first fen nozzle shown in Figure 3.
Fig. 5 is second fen structure of nozzle schematic representation of nozzle shown in Figure 2.
Fig. 6 is the side view of the no blade fan shown in the figure l.
Fig. 7 is the sectional view along the A-A line institute intercepting of no blade fan shown in Figure 6.
Fig. 8 is a no blade fan shown in Figure 1 at the side view of second fen nozzle when nozzle turned to a certain position forward with respect to first minute.
Fig. 9 is a no blade fan shown in Figure 1 at the side view of second fen nozzle when nozzle rotated back to a certain position with respect to first minute.
Figure 10 is second embodiment's the structural representation of the no blade fan of the utility model.
Figure 11 is the 3rd embodiment's the structural representation of the no blade fan of the utility model.
Embodiment
Figure l is the structural representation from the no blade fan of the utility model of device forward observation; Fig. 2 is the structure of nozzle schematic representation of the no blade fan shown in the figure l; Fig. 3 is first fen structure of nozzle schematic representation of nozzle shown in Figure 2, and Fig. 4 is the side view of first fen nozzle shown in Figure 3, and Fig. 5 is second fen structure of nozzle schematic representation of nozzle shown in Figure 2; Fig. 6 is the side view of the no blade fan shown in the figure l, and Fig. 7 is the sectional view along the A-A line institute intercepting of no blade fan shown in Figure 6.
Can find out that from Fig. 1 to Fig. 7 the no blade fan of this kind comprises base 1 and is arranged on the nozzle 2 on the base 1; Nozzle 2 comprises first fen nozzle 2a and second fen nozzle 2b; First fen nozzle 2a and second fen nozzle 2b have the internal cavities 7 and the mouth 8 that is used to launch air-flow that is used to accept air-flow; The internal cavities of first fen nozzle 2a is communicated with the internal cavities of second fen nozzle 2b, and first fen nozzle 2a and second fen nozzle 2b define about first axle X symmetrical circular opening 6 together; Base 1 comprises main body 4 and base portion 3, and main body 4 comprises the motor 12 of the impeller chimney 10 that is arranged in the main body, the impeller 11 that is positioned at impeller chimney, drives impeller 11 rotation works and is arranged at the intake grill 5 on main body 4 sidewalls.
Can also be clear that from Fig. 3 and Fig. 4 nozzle 2a also comprised the pipe 9 that parallels two hollows of setting with the second axis Y in first minute.The two ends of second fen nozzle 2b are respectively arranged with circular intake grill (not drawing among the figure); The pipe 9 of two hollows on the intake grill of two circles at second fen nozzle 2b two ends and the first fen nozzle 2a is rotationally connected; The internal cavities of first fen nozzle 2a and the internal cavities of second fen nozzle 2b are interconnected; And second fen nozzle 2b can be rotated around the pipe 9 of two hollows of first fen nozzle 2a; Thereby make second fen nozzle 2b can with respect to first fen nozzle 2a never oblique position to oblique position, to change the air-out direction of no blade fan or nozzle.
In the present embodiment, the pipe 9 of two hollows and also be provided with Sealing (not drawing among the figure) in second minute between the nozzle 2b, the angle that second fen nozzle 2b can rotate with respect to first fen nozzle 2a is less than ± 30 °.
Fig. 8 is a no blade fan shown in Figure 1 at the side view of second fen nozzle when nozzle turned to a certain position forward with respect to first minute, and Fig. 9 is a no blade fan shown in Figure 1 at the side view of second fen nozzle when nozzle rotated back to a certain position with respect to first minute.From Fig. 8 and Fig. 9, find out easily; Nozzle 2b was after the pipe 9 of two hollows of first fen nozzle 2a rotated in second minute; The air-out direction of nozzle 2 is changed on vertical plane; And under various user modes, no matter whether relative first minute nozzle 2a of second fen nozzle 2b is in oblique position, the overall appearance of its no blade fan is all better.
During the utility model work; Air gets in the main body 4 from the intake grill 5 on main body 4 sidewalls that are arranged on base 1; The air flow-producing device that includes impeller chimney 10, impeller 11 and motor 12 that is positioned at main body converts the air that gets into into high pressure draught; This high pressure draught is admitted in the inner passage 7 of first fen nozzle 2a and second fen nozzle 2b, and the air communication that inner passage 7 is received is crossed mouth 8 and launched, and passes through opening 6 from the air-flow suction that no blade fan air outside is launched from mouth 8; Constitute the total air flow of output forward from mouth 8 air-flow of being launched and the air-flow that is aspirated; Second fen nozzle 2b be with respect to rotation or the inclination of first fen nozzle 2a, can change the orientation of the total air flow that nozzle 2 exported, to satisfy user's demands of different.
In the present embodiment, main body 4 can be swung around the rotating shaft that parallels with the 3rd axis Z with respect to base portion 3, and the air-out direction of nozzle 2 is changed on horizontal plane.
Figure 10 shows second embodiment of the utility model.As can be seen from Figure 10, this embodiment is similar with first embodiment shown in Figure 1.Just the shape of first fen nozzle 2a is different, and in the present embodiment, the surface that first fen nozzle 2a is positioned at mouth 8 downstream is roughly the plane.
Figure 11 shows the 3rd embodiment of the utility model.As can be seen from Figure 11, this embodiment is also similar with first embodiment shown in Figure 1.The width of first minute in the present embodiment, the nozzle 2a edge second axis Y direction is less than the width of base 1 along the second axis Y direction; And in Fig. 1, first fen nozzle 2a equals the width of the base 1 edge second axis Y direction along the width of the second axis Y direction.
Although showed and described the embodiment who thinks preferred the utility model at present, obvious, those skilled in the art can carry out various changes and improvement, and does not deviate from the scope of the utility model that is limited appended claims.
Claims (10)
1. no blade fan that is used to produce air stream; It is characterized in that; Said no blade fan comprises base (1) and is arranged on the nozzle (2) on the said base; Said nozzle comprise first minute nozzle (2a) with the second fen nozzle (2b) that is connected with said first minute nozzle; Nozzle can never oblique position be to oblique position with respect to said first minute nozzle in said second minute, and said first minute nozzle and said second minute nozzle all have internal cavities (7) that is used to accept air-flow and the mouth (8) that is used to launch air-flow, and the internal cavities of said first minute nozzle is communicated with the internal cavities of said second minute nozzle; Said first minute nozzle and said second minute nozzle define opening (6), are passed through said opening from no blade fan air outside by the air-flow suction from the mouth emission.
2. like the described no blade fan of claim l, it is characterized in that, said second minute nozzle can with respect to said first minute nozzle never oblique position rotate between the oblique position.
3. like the described no blade fan of claim l; It is characterized in that; Said second minute nozzle can with respect to said first minute nozzle never oblique position rotate between the oblique position, the two ends of the internal cavities of said second minute nozzle are communicated with the internal cavities of said first minute nozzle respectively.
4. like the described no blade fan of claim l; It is characterized in that; Said second minute nozzle can with respect to said first minute nozzle never oblique position rotate between the oblique position, said first minute nozzle and said second minute nozzle all have outer surface, said outer surface is formed as feasible; When second fen nozzle was in not oblique position with respect to said first minute nozzle, the anastomosis part of said outer surface roughly maintained an equal level.
5. like the described no blade fan of one of claim 2 to 4, it is characterized in that said first minute nozzle also comprises the pipe (9) of hollow, nozzle can rotate around said pipe in said second minute.
6. like the described no blade fan of one of claim 2 to 4, it is characterized in that, said second minute nozzle can with respect to said first minute nozzle never oblique position to the angle of rotating between the oblique position less than ± 45 °.
7. nozzle that is used to not have blade fan; It is characterized in that; Said nozzle comprise first minute nozzle (2a) with the second fen nozzle (2b) that is connected with said first minute nozzle; Said second minute nozzle can with respect to said first minute nozzle never oblique position to oblique position; Said first minute nozzle and said second minute nozzle all have internal cavities (7) that is used to accept air-flow and the mouth (8) that is used to launch air-flow; The internal cavities of said first minute nozzle is communicated with the internal cavities of said second minute nozzle, and said first minute nozzle and said second minute nozzle define opening (6), is passed through said opening from no blade fan air outside by the air-flow suction from the mouth emission.
8. nozzle as claimed in claim 7 is characterized in that, said second minute nozzle can with respect to said first minute nozzle never oblique position rotate between the oblique position.
9. nozzle as claimed in claim 7; It is characterized in that; Said second minute nozzle can with respect to said first minute nozzle never oblique position rotate between the oblique position, the two ends of the internal cavities of said second minute nozzle are communicated with the internal cavities of said first minute nozzle respectively.
10. nozzle as claimed in claim 7; It is characterized in that; Said second minute nozzle can with respect to said first minute nozzle never oblique position rotate between the oblique position, said first minute nozzle and said second minute nozzle all have outer surface, said outer surface is formed as feasible; When second fen nozzle was in not oblique position with respect to said first minute nozzle, the anastomosis part of said outer surface roughly maintained an equal level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200282362U CN202545381U (en) | 2012-01-28 | 2012-01-28 | Bladeless fan and nozzle for same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200282362U CN202545381U (en) | 2012-01-28 | 2012-01-28 | Bladeless fan and nozzle for same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202545381U true CN202545381U (en) | 2012-11-21 |
Family
ID=47166023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200282362U Expired - Lifetime CN202545381U (en) | 2012-01-28 | 2012-01-28 | Bladeless fan and nozzle for same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202545381U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103225631A (en) * | 2012-01-28 | 2013-07-31 | 任文华 | Bladeless fan and nozzle for bladeless fan |
| CN104033364A (en) * | 2013-03-10 | 2014-09-10 | 任文华 | Fan |
| CN104061140A (en) * | 2013-03-22 | 2014-09-24 | 任文华 | Fan |
| WO2014187270A1 (en) * | 2013-05-18 | 2014-11-27 | Ren Wenhua | Fan and nozzle thereof used for same |
| CN108757405A (en) * | 2016-01-26 | 2018-11-06 | 王振环 | Fan and its impeller chimney for fan |
-
2012
- 2012-01-28 CN CN2012200282362U patent/CN202545381U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103225631A (en) * | 2012-01-28 | 2013-07-31 | 任文华 | Bladeless fan and nozzle for bladeless fan |
| CN103225631B (en) * | 2012-01-28 | 2015-12-02 | 任文华 | Without blade fan and for the nozzle without blade fan |
| CN104033364A (en) * | 2013-03-10 | 2014-09-10 | 任文华 | Fan |
| CN104061140A (en) * | 2013-03-22 | 2014-09-24 | 任文华 | Fan |
| WO2014187270A1 (en) * | 2013-05-18 | 2014-11-27 | Ren Wenhua | Fan and nozzle thereof used for same |
| CN105927512A (en) * | 2013-05-18 | 2016-09-07 | 任文华 | Fan and nozzle for fan |
| CN105927512B (en) * | 2013-05-18 | 2018-03-06 | 任文华 | Fan and its nozzle for fan |
| CN108757405A (en) * | 2016-01-26 | 2018-11-06 | 王振环 | Fan and its impeller chimney for fan |
| CN108757405B (en) * | 2016-01-26 | 2021-07-27 | 佛山市风之情电器有限公司 | Fan with cooling device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202545381U (en) | Bladeless fan and nozzle for same | |
| CN103225631B (en) | Without blade fan and for the nozzle without blade fan | |
| WO2018028639A1 (en) | Garden blower | |
| CN202165333U (en) | Bladeless fan | |
| CN202165332U (en) | Vaneless fan | |
| CN202257413U (en) | Novel heat dissipation pad for notebook computer | |
| CN102261341B (en) | Minitype dual-air-out centrifugal fan | |
| CN202165331U (en) | Vaneless fan | |
| CN102418718A (en) | Fan blade-free fan device | |
| CN202300949U (en) | Bladeless fan | |
| CN202612225U (en) | Fan and base for same | |
| CN202789453U (en) | Fan | |
| CN102878121A (en) | Bladeless fan | |
| CN202612224U (en) | Fan and base used for fan | |
| CN105927512B (en) | Fan and its nozzle for fan | |
| CN202612049U (en) | Fan | |
| CN102889250A (en) | Bladeless fan | |
| CN202402263U (en) | Fan assembly and foundation for fan assembly | |
| JP2020518761A (en) | Impeller, fan and motor | |
| CN202612219U (en) | Fan and nozzle thereof | |
| CN203809326U (en) | Bladeless fan | |
| CN202228446U (en) | Bladeless fan | |
| CN204730355U (en) | Air conditioner outdoor unit | |
| CN205478224U (en) | Fan | |
| CN202612220U (en) | Fan and nozzle for same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121121 Effective date of abandoning: 20151202 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |