CN103362875A - Fan and jet nozzle thereof - Google Patents
Fan and jet nozzle thereof Download PDFInfo
- Publication number
- CN103362875A CN103362875A CN2012100992366A CN201210099236A CN103362875A CN 103362875 A CN103362875 A CN 103362875A CN 2012100992366 A CN2012100992366 A CN 2012100992366A CN 201210099236 A CN201210099236 A CN 201210099236A CN 103362875 A CN103362875 A CN 103362875A
- Authority
- CN
- China
- Prior art keywords
- fixed surface
- inner housing
- fan
- flow
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
- F04F5/46—Arrangements of nozzles
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- 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 invention relates to a fan and a jet nozzle of the fan. The fan comprises the jet nozzle and a component used for forming air flow; the jet nozzle comprises an inner shell and an outer shell, the inner shell and the outer shell jointly limit an interior channel and an exhaust opening, the jet nozzle limits an opening, air from the exterior of the fan is pumped by the air flow emitted from the exhaust opening to pass through the opening, the inner shell and the outer shell respectively comprise a fixed surface, the fixed surface of the inner shell is fixed on the fixed surface of the outer shell in a sealed mode through adhesive, at least one of the fixed surfaces is provided with a groove, and the groove is used for placement of the adhesive. The fan and the jet nozzle of the fan have the advantages of being simple in structure, low in loss and the like.
Description
Technical field
The present invention relates to a kind of fan of air-flow and nozzle that is used for fan of being used to form.
Background technique
The Chinese patent application that on June 23rd, 2010, publication number was CN 101749289A (application number: 200910253241.6) disclose a kind of fan that is used to form air-flow, this kind fan comprises nozzle and the member that is used to form by the air-flow of nozzle, this kind nozzle comprises for the inner passage that receives air-flow, relief opening and spacing means, relief opening is limited by the apparent surface of nozzle, spacing means is used for separating the apparent surface of relief opening, the air-flow that the inner passage receives is launched by relief opening, nozzle limits opening, passes through described opening from the air-flow suction that the air of fan outside is launched from relief opening.
Because this kind fan is provided with spacing means in air-flow path, had a strong impact on the normal transmission of air-flow or flowed, reduced the efficient of fan.
Summary of the invention
The present invention aims to provide a kind of improved fan to overcome above-mentioned defective of the prior art.
A first aspect of the present invention is will provide-kind simple in structure, fan that efficient is higher.This kind is used to form the fan of air-flow, it is characterized in that, described fan comprises nozzle and the member that is used to form by the air-flow of described nozzle, described nozzle comprises inner housing and frame, described inner housing and described frame are defined for the inner passage of accepting air-flow and the relief opening of launching air-flow together, described nozzle limits opening, pass through described opening from the air-flow suction that the air of fan outside is launched from described relief opening, described inner housing and described frame all comprise fixed surface, the fixed surface of described inner housing seals fixing by the fixed surface of tackiness agent and described frame, and in the fixed surface of the fixed surface of described inner housing and described frame, having a fixed surface at least is the reeded fixed surface of tool, and described groove is used for placing described tackiness agent.
In a preferred embodiment, described inner housing also comprises locating face, and described frame also comprises end face, and the locating face of described inner housing contacts with the end face of described frame; The fixed surface of described inner housing comprises near the outer surface that is positioned at its front end, and the fixed surface of described frame comprises near the inner surface that is positioned at its front end, and near the outer surface that described inner housing is positioned at its front end is the reeded fixed surface of tool.
In a further advantageous embodiment, described inner housing also comprises end face, and described frame also comprises locating face, and the end face of described inner housing contacts with the locating face of described frame; The fixed surface of described inner housing comprises near the inner surface that is positioned at its front end, and the fixed surface of described frame comprises near the outer surface that is positioned at its front end, and near the outer surface that described frame is positioned at its front end is the reeded fixed surface of tool.
In another preferred embodiment, described inner housing also comprises locating face, and described frame also comprises end face, and the locating face of described inner housing contacts with the end face of described frame; The fixed surface of described inner housing comprises near the outer surface that is positioned at its front end, the fixed surface of described frame comprises near the inner surface that is positioned at its front end, and it all is the reeded fixed surface of tool that described inner housing is positioned near the inner surface that near its front end outer surface and described frame be positioned at its front end.
Usually, the fixed surface of described inner housing consists of closed loop; The fixed surface of described frame also consists of closed loop; Preferably, the fixed surface of the fixed surface of described inner housing and described frame all consists of closed loop.
Described groove can be various shape, and described groove comprises hemispherical groove, strip groove and annular groove; Described groove can be 1, also can be a plurality of; The degree of depth of described groove is usually between 0.3 millimeter to 3 millimeters, preferably between 0.5 millimeter to 1.5 millimeters.
In a preferred embodiment, the fixed surface of described inner housing is the curved surface that forms closed circuit around described one week of opening, the fixed surface of described inner housing is the reeded fixed surface of tool, and described groove is an annular groove that forms closed circuit around described one week of opening.
Described nozzle can also comprise the fixed body that becomes integral body with described inner housing, and described fixation postures is in the top of described inner passage, and the internal surface of described fixed body and described frame is fixed; Preferably, described fixed body is fixed by the internal surface of tackiness agent and described frame; In a preferred embodiment, be provided with groove at described fixed body, described fixed body is fixed by the internal surface of tackiness agent and described frame.
Described frame is not less than the average thickness of described frame usually at the thickness at its fixed surface place; Described frame also is not less than the average thickness of described frame usually at the thickness at its fixed surface place; 2 times of the average thickness that thickness and described frame the thickness sum at its fixed surface place of described inner housing at its fixed surface place is not less than described frame usually; Preferably, 3 times of thickness and described frame the thickness sum at its fixed surface place of described inner housing at its fixed surface place average thickness that is not less than described frame.
In a preferred embodiment, the average thickness of described frame is 1 millimeter, and the thickness of described frame at its fixed surface place is 1 millimeter, and the thickness of described inner housing at its fixed surface place is 3.5 millimeters.
The fixed surface of described frame and the fixed surface of described inner housing generally are no less than 5 millimeters along the length of axial direction, preferably are no less than 10 millimeters.
The described member that is used to form the air-flow by described nozzle comprises motor and by motor-driven impeller; Described motor can be dc brushless motor, also can be AC motor; Described impeller can be centrifugal impeller, can be the diagonal flow type impeller, can also be other impeller.
Described nozzle can also comprise the girth member that becomes integral body with described frame, and described girth member is positioned near the rear end of described inner passage; Preferably, described girth member consists of closed loop.
The shape of described nozzle can be circular, oval, can be that part circular, part are oval, can also be other shape.
A second aspect of the present invention is will provide-kind simple in structure, nozzle that efficient is higher.This kind is used for the nozzle of fan, described nozzle comprises inner housing and frame, described inner housing and described frame are defined for the inner passage of accepting air-flow and the relief opening of launching air-flow together, described nozzle limits opening, pass through described opening from the air-flow suction that the air of fan outside is launched from described relief opening, described inner housing and described frame all comprise fixed surface, the fixed surface of described inner housing seals fixing by the fixed surface of tackiness agent and described frame, and in the fixed surface of the fixed surface of described inner housing and described frame, having a fixed surface at least is the reeded fixed surface of tool, and described groove is used for placing described tackiness agent.
Preferably, described inner housing also comprises locating face, and described frame also comprises end face, and the locating face of described inner housing contacts with the end face of described frame; The fixed surface of described inner housing comprises near the outer surface that is positioned at its front end, and the fixed surface of described frame comprises near the inner surface that is positioned at its front end, and near the outer surface that described inner housing is positioned at its front end is the reeded fixed surface of tool.
Described relief opening at the width in its outlet port usually between 0.5 millimeter to 10 millimeters, preferably between 1 millimeter to 6 millimeters; The Way out of described relief opening and the angle of axial direction are usually less than 30 degree, preferably less than 20 degree.
Above-mentioned feature about first aspect present invention also is applied to a second aspect of the present invention equally, and vice versa.
The present invention has following good effect: fan of the present invention or be used for the nozzle of fan, because its fixed surface has for the groove of placing tackiness agent, make the fixing very airtight and firm of inner housing and frame, inner passage and relief opening that inner housing and frame are limited maintain a long-term stability constant, need not to support or firm relief opening with spacing means of the prior art, it is simple in structure, air flow losses effectively reduces.
Description of drawings
Figure l is the structural representation of fan of the present invention.
Fig. 2 is the side view of the fan shown in the figure l.
Fig. 3 is the sectional view along the A of the fan shown in the figure l-A line intercepting.
Fig. 4 is the side view of the inner housing of the fan shown in the figure l.
Fig. 5 is the Zoom Side sectional view of the part of the fan shown in the figure l.
Fig. 6 has showed the sectional view of second embodiment's fan.
Fig. 7 is the side view of inner housing of second embodiment's fan.
Fig. 8 has showed another embodiment of fan of the present invention.
Embodiment
Figure l is that Fig. 2 is the side view of the fan shown in the figure l from the structural representation of the fan of the present invention of device forward observation.Can find out from Fig. 1 and Fig. 2, this kind fan comprises pedestal 21 and the nozzle 1 that is arranged on the pedestal 21; Pedestal 21 comprises shell 22, be arranged on the substrate 24 of shell 22 belows and be arranged on air inlet 23 on the shell 22; Nozzle 1 comprises inner housing 2 and frame 3, and inner housing 2 and frame 3 define together inner passage 4 and relief opening 5 and define opening 6.
With reference to figure 3, Fig. 4 and Fig. 5, pedestal 21 comprises the control circuit device 20 of the member that is used to form air-flow that is positioned at shell 22 and control machine operation, and this member comprises impeller chimney 25, be arranged on impeller 17 in the impeller chimney 25 and the motor 18 of drives impeller 17 rotary works; Inner housing 2 comprises fixed surface and locating face 9, and this fixed surface is near the outer surface 10 that is positioned at its front end 7; Frame 3 comprises fixed surface and end face 11, and this fixed surface is near the inner surface 12 that is positioned at its front end 8; The locating face 9 of inner housing 2 contacts with the end face 11 of frame 3; Inner housing 2 is positioned near its front end 7 outer surfaces 10 and is positioned near its front end 8 inner surfaces 12 by tackiness agent and frame 3 and seals fixing; Near the outer surface 10 that inner housing 2 is positioned at its front end 7 is the fixed surface with a plurality of grooves 13, the strip groove of these grooves for being arranged in parallel along the axis X direction.
In the present embodiment, the cross section of shell 22 is circular; The opening 6 of nozzle 1 is that part is oval-shaped opening; Impeller 17 is the diagonal flow type impeller; Be fixedly connected with impeller chimney 25 after motor 18 and diffuser 19 are fixing, this diffuser 19 is the fixed tray form again; The shell 22 of pedestal 21 relatively substrate 24 swings, thereby can change the wind-out range of fan on horizontal plane.
During this kind fan work, it is positioned at the member operation work that is used to form air-flow of shell 22, air can be drawn into from the air inlet 23 that is positioned on the shell 22, after boosting, the process member is transformed into high pressure draught, this high pressure draught is sent to inner passage 4 and the relief opening 5 of nozzle 1 and is deflated mouthful 5 emissions, air from the fan outside is deflated mouthful 5 air-flow suctions of launching by opening 6, and the air-flow that is launched and the air-flow that is sucked combine to produce the forward total air flow of emission.
Fig. 6 and Fig. 7 have showed second embodiment of the present invention.From Fig. 6 and Fig. 7, can find out, this embodiment is similar to first embodiment shown in Figure 5 to Fig. 1, just 4 top is provided with a fixed body 14 with 2 one-tenth integral body of inner housing to the present embodiment more in the inner passage, and this fixed body is fixed by the internal surface 15 of tackiness agent and frame 3.
Fig. 8 has showed the 3rd embodiment of the present invention.As can be seen from Figure 8, this embodiment is also similar to first embodiment shown in Figure 5 to Fig. 1, just the present embodiment is provided with the girth member 16 with 3 one-tenth integral body of frame more near the rear end of inner passage 4, and it is more firm that the having of this girth member is beneficial to the inner passage 4 and the relief opening 5 that make nozzle.
Although showed and described and thought at present preferred embodiments of the invention, apparent, those skilled in the art can carry out various changes and improvements, and does not deviate from the scope of the present invention that is limited by appended claims.
Claims (10)
1. fan that is used to form air-flow, it is characterized in that, described fan comprises nozzle (1) and is used to form member by the air-flow of described nozzle, described nozzle comprises inner housing (2) and frame (3), described inner housing and described frame are defined for the inner passage (4) of accepting air-flow and the relief opening (5) of launching air-flow together, described nozzle limits opening (6), pass through described opening from the air-flow suction that the air of fan outside is launched from described relief opening, described inner housing and described frame all comprise fixed surface, the fixed surface of described inner housing seals fixing by the fixed surface of tackiness agent and described frame, and in the fixed surface of the fixed surface of described inner housing and described frame, have a fixed surface at least for having the fixed surface of groove (13), described groove is used for placing described tackiness agent.
2. the fan that is used to form air-flow as claimed in claim 1 is characterized in that, described inner housing also comprises locating face (9), and described frame also comprises end face (11), and the locating face of described inner housing contacts with the end face of described frame; The fixed surface of described inner housing comprises near the outer surface (10) that is positioned at its front end, the fixed surface of described frame comprises near the inner surface (12) that is positioned at its front end, and near the outer surface that described inner housing is positioned at its front end is the reeded fixed surface of tool.
3. the fan that is used to form air-flow as claimed in claim 1 is characterized in that, described inner housing also comprises end face, and described frame also comprises locating face, and the end face of described inner housing contacts with the locating face of described frame; The fixed surface of described inner housing comprises near the inner surface that is positioned at its front end, and the fixed surface of described frame comprises near the outer surface that is positioned at its front end, and near the outer surface that described frame is positioned at its front end is the reeded fixed surface of tool.
4. such as the described fan that is used to form air-flow of one of claims 1 to 3, it is characterized in that, described groove comprises strip groove.
5. such as the described fan that is used to form air-flow of one of claims 1 to 3, it is characterized in that, described groove comprises hemispherical groove.
6. such as the described fan that is used to form air-flow of one of claims 1 to 3, it is characterized in that, described nozzle also comprises the fixed body (14) that becomes integral body with described inner housing, and described fixation postures is in the top of described inner passage, and the internal surface of described fixed body and described frame (15) is fixing.
7. such as the described fan that is used to form air-flow of one of claims 1 to 3, it is characterized in that, the described member that is used to form the air-flow by described nozzle comprises impeller (17).
8. such as the described fan that is used to form air-flow of one of claims 1 to 3, it is characterized in that, described nozzle also comprises the girth member (16) that becomes integral body with described frame, and described girth member is positioned near the rear end of described inner passage.
9. nozzle that is used for fan, it is characterized in that, described nozzle comprises inner housing and frame, described inner housing and described frame are defined for the inner passage of accepting air-flow and the relief opening of launching air-flow together, described nozzle limits opening, pass through described opening from the air-flow suction that the air of fan outside is launched from described relief opening, described inner housing and described frame all comprise fixed surface, the fixed surface of described inner housing seals fixing by the fixed surface of tackiness agent and described frame, and in the fixed surface of the fixed surface of described inner housing and described frame, having a fixed surface at least is the reeded fixed surface of tool, and described groove is used for placing described tackiness agent.
10. nozzle as claimed in claim 9 is characterized in that, described inner housing also comprises locating face, and described frame also comprises end face, and the locating face of described inner housing contacts with the end face of described frame; The fixed surface of described inner housing comprises near the outer surface that is positioned at its front end, and the fixed surface of described frame comprises near the inner surface that is positioned at its front end, and near the outer surface that described inner housing is positioned at its front end is the reeded fixed surface of tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100992366A CN103362875A (en) | 2012-04-07 | 2012-04-07 | Fan and jet nozzle thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100992366A CN103362875A (en) | 2012-04-07 | 2012-04-07 | Fan and jet nozzle thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103362875A true CN103362875A (en) | 2013-10-23 |
Family
ID=49364934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100992366A Pending CN103362875A (en) | 2012-04-07 | 2012-04-07 | Fan and jet nozzle thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103362875A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1540424A (en) * | 2003-04-22 | 2004-10-27 | 精工爱普生株式会社 | Electrooptical device with mounting casting and projecting displaying device and mounting casting |
| CN1916417A (en) * | 2005-08-18 | 2007-02-21 | 乐金电子(天津)电器有限公司 | Revolve type compressor |
| CN101749289A (en) * | 2008-12-11 | 2010-06-23 | 戴森技术有限公司 | Fan |
| CN101825100A (en) * | 2009-03-04 | 2010-09-08 | 戴森技术有限公司 | Fan component |
| GB2468325A (en) * | 2009-03-04 | 2010-09-08 | Dyson Technology Ltd | Height adjustable fan with nozzle |
| US20100226769A1 (en) * | 2009-03-04 | 2010-09-09 | Dyson Technology Limited | Fan assembly |
| WO2010100449A1 (en) * | 2009-03-04 | 2010-09-10 | Dyson Technology Limited | A fan assembly |
| CN102192198A (en) * | 2011-06-10 | 2011-09-21 | 应辉 | Fan assembly |
| CN202612219U (en) * | 2012-04-07 | 2012-12-19 | 任文华 | Fan and nozzle thereof |
| CN202612218U (en) * | 2010-10-18 | 2012-12-19 | 戴森技术有限公司 | Fan assembly |
-
2012
- 2012-04-07 CN CN2012100992366A patent/CN103362875A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1540424A (en) * | 2003-04-22 | 2004-10-27 | 精工爱普生株式会社 | Electrooptical device with mounting casting and projecting displaying device and mounting casting |
| CN1916417A (en) * | 2005-08-18 | 2007-02-21 | 乐金电子(天津)电器有限公司 | Revolve type compressor |
| CN101749289A (en) * | 2008-12-11 | 2010-06-23 | 戴森技术有限公司 | Fan |
| CN101825100A (en) * | 2009-03-04 | 2010-09-08 | 戴森技术有限公司 | Fan component |
| GB2468325A (en) * | 2009-03-04 | 2010-09-08 | Dyson Technology Ltd | Height adjustable fan with nozzle |
| US20100226769A1 (en) * | 2009-03-04 | 2010-09-09 | Dyson Technology Limited | Fan assembly |
| WO2010100449A1 (en) * | 2009-03-04 | 2010-09-10 | Dyson Technology Limited | A fan assembly |
| CN202612218U (en) * | 2010-10-18 | 2012-12-19 | 戴森技术有限公司 | Fan assembly |
| CN102192198A (en) * | 2011-06-10 | 2011-09-21 | 应辉 | Fan assembly |
| CN202612219U (en) * | 2012-04-07 | 2012-12-19 | 任文华 | Fan and nozzle thereof |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131023 |