CN102235385A - Blowing device - Google Patents
Blowing device Download PDFInfo
- Publication number
- CN102235385A CN102235385A CN2010101580472A CN201010158047A CN102235385A CN 102235385 A CN102235385 A CN 102235385A CN 2010101580472 A CN2010101580472 A CN 2010101580472A CN 201010158047 A CN201010158047 A CN 201010158047A CN 102235385 A CN102235385 A CN 102235385A
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- blowing
- air
- runner
- blowing device
- flow
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- Jet Pumps And Other Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to a blowing device which comprises an airflow generation structure, a blowing structure and a selective switch connected between the airflow generation structure and the blowing structure, wherein the blowing structure comprises at least two flow channels, each flow channel is provided with an air exhaust, and the air exhausts of the flow channels face to different directions; the selective switch is connected between the flow channels and the air outlet of the airflow generation structure and used for selectively communicating one or more flow channels and the air outlet of the airflow generation structure; and specifically the blowing structure comprises two flow channels, the air exhaust of one flow channel faces to the front of the blowing structure, and the air exhaust of the other flow channel faces to the rear of the blowing structure. In the blowing device in the invention, fan blades used for generating airflow are accommodated in the shell of the airflow generation structure, the blowing structure facing a user does not needs to use the exposed fan blades, thus the blowing device has the advantages of concise appearance, convenience in cleaning and the like; and the single-direction air blowing or simultaneous two-opposite-direction air blowing can be realized through adjusting the selective switch.
Description
Technical field
The present invention relates to a kind of blowing device, relate in particular to a kind of blowing device of multi-directionally blowing.
Background technique
Traditional centrifugal fan generally can only be given vent to anger from the suction port air inlet and from the air outlet, even change turning to of motor, can not change the flow direction of air-flow.Traditional axial flow fan, when changing motor steering, blowing effect difference is very big, only when flabellum is designed to planar and becomes miter angle with rotating shaft,, can change the flow direction of air-flow by changing turning to of motor, the blowing effect is suitable substantially, but the efficient of fan is quite low.And, traditional fan, cleaning inconvenience, and have potential safety hazard.
The present invention aims to provide a kind of blowing device that improves the problems referred to above.
Summary of the invention
On the one hand, the invention provides a kind of blowing device, comprise that air-flow produces structure and blowing structure.Described blowing structure comprises at least two runners and selector switch, each runner is provided with relief opening, the relief opening of described runner towards different, described selector switch is connected in runner and air-flow and produces between the exhaust outlet of structure, is used for optionally being communicated with the wherein exhaust outlet of one or more runner and air-flow generation structure.
Particularly, described blowing structure comprises two runners, and wherein the relief opening of a runner is towards the place ahead of blowing structure, and the relief opening of another runner is towards the rear of blowing structure.
Preferably, described blowing structure is circular, and described runner is a ring.
Preferably, described selector switch is a valve, by the aperture of adjustment valve and the direction and the air quantity of direction may command blowing.
Preferably, described air-flow generation structure is the gas compressor that is used to produce high pressure draught.
Preferably, described blowing structure is the coanda surface around the surface of relief opening.
Preferably, described air-flow produces structure and also comprises a flexible pipe, and the end of described flexible pipe is connected to the suction port of the runner of described blowing structure by selector switch, and the end of described flexible pipe constitutes the exhaust outlet that described air-flow produces structure.
Illustrated embodiment of the present invention has following beneficial effect: blowing device of the present invention, be divided into that air-flow produces structure and two absolute construction of blowing structure link to each other, need not to use the flabellum that exposes in the user oriented blowing structure, thereby make blowing device have advantages such as outward appearance is succinct, cleaning is convenient; By regulating selector switch, can realize that folk prescription dries simultaneously to blowing or two opposite directions.
In order further to understand feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet institute's accompanying drawing only provide with reference to and the explanation usefulness, be not to be used for the present invention is limited.
Description of drawings
In the accompanying drawing:
Fig. 1 is the schematic perspective view of the blowing device of one embodiment of the invention;
Fig. 2 is the schematic cross-sectional view of blowing structure of the blowing device of one embodiment of the invention;
Fig. 3 is the schematic perspective view of blowing structure of the blowing device of one embodiment of the invention;
Fig. 4 be one embodiment of the invention blowing device blowing structure, selector switch and comprise air-flow produce structure exhaust outlet concern schematic representation;
Fig. 5 is the schematic perspective view of the blowing device of another embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing,, will make technological scheme of the present invention and other beneficial effects apparent by the specific embodiment of the present invention is described in detail.
See also Fig. 1,, comprise that air-flow produces structure 30, blowing structure 50 and is connected in aforementioned selector switch 60 between the two according to a kind of blowing device 10 of one embodiment of the invention.
See also Fig. 2 to Fig. 4, described blowing structure 50 comprises at least two runner 52a, 52b, each runner 52a, 52b are provided with relief opening 54a, 54b and suction port 56a, 56b, relief opening 54a, the 54b of described runner 52a, 52b towards different, suction port 56a, 56b and air-flow that described selector switch 60 is connected in runner 52a, 52b produce between the exhaust outlet of structure 30, are used for optionally being communicated with wherein one or more runner 52a, 52b and air-flow generation structure 30.
The detailed description of giving an example below.
Described blowing structure 50 comprises two runner 52a, 52b, and wherein the relief opening 54a of a runner 52a is towards the place ahead of blowing structure 50, and the relief opening 54b of another runner 52b is towards the rear of blowing structure 50, and the centre of two runners is a division wall 58.This place refer to front/rear can with parallel blowing structure 50 axially, also can be with blowing structure 50 axially angled.Preferably, described blowing structure 50 is an annulus or cylindric, and described runner 52a, 52b also are circular, and certainly, described blowing structure 50 also can be a part annulus or cylindric, and corresponding runner 52a, 52b also are part circular.The user as required, suction port 56a, the 56b and the air-flow that optionally are communicated with wherein a runner 52a, 52b by selector switch 60 produce the exhaust outlet 32 of structure 30, or are communicated with suction port 56a, the 56b of described two runner 52a, 52b and the exhaust outlet 32 of air-flow generation structure 30 simultaneously.
Preferably, described selector switch 60 is a valve, the flap 64 that comprises valve cylinder 62 and be installed in the valve cylinder 62 and can relative valve cylinder 62 rotate, described valve cylinder 62 is arranged at the suction port 56a, 56b place of described runner and is tightly connected with suction port 56a, the 56b of runner, the aperture by regulating flap 62 and the direction and the air quantity of direction may command blowing.
Alternatively, described selector switch 60 also can be a plurality of suction port 56a of each runner, valves at 56b place of being arranged at respectively separately, thereby optionally be communicated with suction port 56a, the 56b of corresponding runner 52a, 52b and the exhaust outlet 32 that air-flow produces structure 30 by optionally opening one or more valves, by the aperture may command air quantity of flap in the regulating valve.
Preferably, described air-flow produces structure 30 for being used to produce the gas compressor of high pressure draught, comprises shell and is contained in the interior motor of shell and flabellum (figure does not show), and shell is established intake grill 34 and exhaust outlet 32.
Preferably, described blowing structure 50 is the coanda surface around the surface of relief opening 54a, 54b, and described coanda surface is arranged so that the air-flow that leaves from relief opening 54a, 54b is exaggerated when being directed flowing through the coanda surface.
See also Fig. 5, alternatively, described air-flow produces structure 30 can also comprise a flexible pipe 40, and the opening of described flexible pipe 40 ends serves as the exhaust outlet that air-flow produces structure 30, and suction port 56a, the 56b with runner 52a, the 52b of described blowing structure 50 is connected by valve 60.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. blowing device, comprise that air-flow produces structure and blowing structure, it is characterized in that, described blowing device also comprises a selector switch, described blowing structure comprises at least two runners, and each runner is provided with suction port and relief opening, the relief opening of described runner towards different, described selector switch is connected in the suction port of runner and air-flow produces between the exhaust outlet of structure, is used for optionally being communicated with the wherein exhaust outlet of one or more runner and air-flow generation structure.
2. blowing device according to claim 1 is characterized in that, described blowing structure comprises two runners, the relief opening of described two runners towards on the contrary.
3. blowing device according to claim 1 and 2 is characterized in that, described blowing structure is annulus/cylindric or part annulus/cylindric, and described runner is circle or part circular.
4. blowing device according to claim 1 and 2 is characterized in that, described selector switch is a valve, the aperture of the flap by adjusting valve and the direction and the air quantity of direction may command blowing.
5. blowing device according to claim 1 and 2 is characterized in that, it is the gas compressor that is used to produce high pressure draught that described air-flow produces structure.
6. blowing device according to claim 1 and 2 is characterized in that, described blowing structure is the coanda surface around the surface of relief opening.
7. blowing device according to claim 1 and 2, it is characterized in that, described air-flow produces structure and also comprises a flexible pipe, and the end of described flexible pipe is connected to the suction port of the runner of described blowing structure by selector switch, and the end of described flexible pipe forms the exhaust outlet that described air-flow produces structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101580472A CN102235385A (en) | 2010-04-21 | 2010-04-21 | Blowing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101580472A CN102235385A (en) | 2010-04-21 | 2010-04-21 | Blowing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102235385A true CN102235385A (en) | 2011-11-09 |
Family
ID=44886360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101580472A Pending CN102235385A (en) | 2010-04-21 | 2010-04-21 | Blowing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102235385A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11022146B2 (en) | 2017-12-01 | 2021-06-01 | Dyson Technology Limited | Fan assembly |
| US11110380B2 (en) | 2017-12-01 | 2021-09-07 | Dyson Technology Limited | Fan assembly |
| US11454247B2 (en) | 2018-06-27 | 2022-09-27 | Dyson Technology Limited | Nozzle for a fan assembly |
| US11486413B2 (en) | 2018-06-27 | 2022-11-01 | Dyson Technology Limited | Nozzle for a fan assembly |
| US11767853B2 (en) | 2018-11-01 | 2023-09-26 | Dyson Technology Limited | Nozzle for a fan assembly |
-
2010
- 2010-04-21 CN CN2010101580472A patent/CN102235385A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11022146B2 (en) | 2017-12-01 | 2021-06-01 | Dyson Technology Limited | Fan assembly |
| US11110380B2 (en) | 2017-12-01 | 2021-09-07 | Dyson Technology Limited | Fan assembly |
| US11454247B2 (en) | 2018-06-27 | 2022-09-27 | Dyson Technology Limited | Nozzle for a fan assembly |
| US11486413B2 (en) | 2018-06-27 | 2022-11-01 | Dyson Technology Limited | Nozzle for a fan assembly |
| US11680581B2 (en) | 2018-06-27 | 2023-06-20 | Dyson Technology Limited | Nozzle for a fan assembly |
| US11767853B2 (en) | 2018-11-01 | 2023-09-26 | Dyson Technology Limited | Nozzle for a fan assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20111109 |