CN202065250U - Fan drainage structure and improved fan thereof - Google Patents
Fan drainage structure and improved fan thereof Download PDFInfo
- Publication number
- CN202065250U CN202065250U CN2011200763654U CN201120076365U CN202065250U CN 202065250 U CN202065250 U CN 202065250U CN 2011200763654 U CN2011200763654 U CN 2011200763654U CN 201120076365 U CN201120076365 U CN 201120076365U CN 202065250 U CN202065250 U CN 202065250U
- Authority
- CN
- China
- Prior art keywords
- fan
- main body
- angle
- inside casing
- flow guiding
- 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 - Fee Related
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a fan drainage structure and an improved fan thereof. The fan drainage structure comprises an inner frame, a plurality of brackets, an outer frame and a plurality of drainage blades, wherein the outer frame is provided with an air outlet; the drainage blades are arranged at the air outlet in parallel at intervals and located between the outer frame and the brackets as well as between the outer frame and the inner frame; the blade surfaces of the drainage blades form included angles alpha with a frame port plane of the air outlet; and the angles alpha corresponding to the drainage blades are different from each other and form an arithmetic progression. The improved fan comprises a fan main body and a fixing unit. Through the fixing unit, the fan drainage structure is fixedly connected to the front surface of the fan main body. Therefore, the range of convection generated by air is expanded and the efficiency is enhanced.
Description
Technical field
The utility model is relevant with the fan structure field, is meant a kind of fan flow guiding structure especially and in conjunction with the improvement fan of this fan flow guiding structure.
Background technique
Electric fan be summer scorching in indispensable important people's livelihood article, have the function of cooling and heatstroke-eliminating and ventilating air, its principle is for utilizing electric drive flabellum rotation, quicken the circulation of air, allow air produce convection current, take away heat temperature is reduced, thereby make us sensation and feel nice and cool.Except direct use, collocation air conditioner or air-conditioning are circulated to each corner in room with cold wind, not only significantly promote the efficient that reduces temperature, and the effect of energy-saving and carbon-saving, not only environmental protection but also economy are arranged.
In response to different purposes and function, electric fan also has the development of multiple kenel, as the mansion fan of the high and general upright fan of the ceiling fan that can make full use of the space and wall fan, applicability and case fan, the soft small volume of safety, extraction fan that the pump drainage effect is high, can reduce temperature and not only keep air-cooling fan, the high efficiency of moisture to be fit to the circulation fan than the double end electric fan of large space, powerful but also simple industrial electric fan, supply chamber inner air convection, on-bladed electric fan that safety is novel or the like.But no matter the electric fan of any kind of only can provide the convection current of air in the certain limit.In order to address this problem.See also Fig. 1, this is known upright fan user mode schematic representation.As shown in the figure, be the upright fan of a known oscillating type 10 structures, swing back and forth, improve the distribution of brushing air-flow by the upright fan of this oscillating type 10 outlet air surface substantially horizontals; Or shown in Fig. 2 A and Fig. 2 B, for reaching, known case fan user mode schematic representation is known main outer cover sectional drawing, as shown in the figure, this case fan 11 rotations one known main outer cover 111, and has equidirectional a plurality of oblique angles blade 1110 on this known main outer cover 111, this dual mode all can make the direction of electric fan air-out change automatically, makes and takes turns to produce convection current in the space.
Though known method can reduce the dead angle of convection current, can't really increase the scope of electric fan air-out, so, the utility model provides a kind of fan flow guiding structure, do not influence electric fan design originally, just can enlarge the scope that air produces convection current, significantly promote the usefulness of electric fan.
Summary of the invention
Main purpose of the present utility model aims to provide a kind of fan flow guiding structure, utilizes simply design, enlarges the scope that air produces convection current, allows the lifting with better function of electric fan.
For reaching above-mentioned purpose, fan flow guiding structure of the present utility model, it comprises an inside casing, a plurality of support, a housing and a plurality of suction vane.These supports wherein, the one end links this inside casing respectively and is stretched out by this inside casing; This housing is connected at the other end of these supports, and has a wind outlet; And these suction vanes, parallel interval is arranged at this housing, and between this housing and these supports, this housing and this inside casing; And a frame mouth plane shape of the blade face of these suction vanes and this wind outlet angle of α at angle, every of this angle [alpha] of corresponding these suction vanes does not form arithmetic progression in the lump, and wherein, these suction vanes of limit end have one first angle [alpha]
0, and its this angle [alpha] of these adjacent suction vanes fixing differential seat angle γ of gap each other makes this angle [alpha]=α of these suction vanes of n sheet
0+ (n-1) * γ, this differential seat angle γ minimum is 3 °, is 10 ° to the maximum.Wherein, the quantity of these suction vanes makes this angle [alpha] for greater than 0 ° and less than 180 ° numerical value between 17 to 55.For attractive in appearance and function, this inside casing can be plate-like or hollow and annular one of them, and these supports can be arranged in parallel or radial one of them is set.
The utility model more provides a kind of combination improvement fan of fan flow guiding structure as previously mentioned, and it comprises: a fan main body has a main outer cover and is positioned at its front; And a fixed unit, be located between this fan flow guiding structure and this fan main body, in order to this fan flow guiding structure is connected and fixed on the front of this fan main body.The electric fan that adapts to different kenels, this fan flow guiding structure can be added on outward on this main outer cover or with its displacement.
Wherein, this fixed unit can be located at this inside casing, and its means of fixation can be that central shaft hole connects or at this inside casing inner edge spiral is set is connected with fan main body or at this inside casing a plurality of lockholes is set, by these lockholes utilize screw or trip connect this fan main body or by inside casing do snap-on design make it to be fixed in this fan main body one of them.
Wherein, this fixed unit can be located at this housing, and its means of fixation can be provided with a plurality of lockholes at this housing, by these lockholes utilize screw or trip connect this fan main body or by housing do snap-fit design make it to be fixed in this fan main body one of them.
Conception of the present utility model is only done variation slightly to known flow guiding structure, promotes its function, makes it significantly to increase cross-ventilated scope, and by design cleverly, the utility model is combined with fan main body, promotes the usefulness of electric fan now.
Description of drawings
Fig. 1 is known upright fan user mode schematic representation;
Fig. 2 A is known case fan user mode schematic representation;
Fig. 2 B is known main outer cover sectional drawing;
Fig. 3 is the schematic appearance of the utility model preferred embodiment;
Fig. 4 is the sectional drawing of the utility model preferred embodiment;
Fig. 5 is the schematic appearance of another preferred embodiment of the utility model;
Fig. 6 A is the scheme of installation () of the utility model preferred embodiment;
Fig. 6 B is the scheme of installation (two) of the utility model preferred embodiment.
Description of reference numerals
Known
The upright fan of 10-oscillating type; 11-case fan; The known main outer cover of 111-; 1110-oblique angle blade
The utility model
2-fan flow guiding structure; The 20-inside casing; The 22-support; The 24-housing; The 240-wind outlet; 242-frame mouth plane; The 26-suction vane; 3-improves fan; The 30-fan main body; 300-master's outer cover; The 32-fixed unit; The 320-blind nut; The 322-central shaft; The 3220-screw thread.
Embodiment
Understand content of the present utility model for the auditor can be known, it is graphic sincerely to arrange in pairs or groups in the following instructions, please consult.
See also shown in Figure 3ly, be the schematic appearance of the utility model preferred embodiment.The utility model provides a kind of fan flow guiding structure 2, and it comprises: an inside casing 20, this inside casing 20 is positioned at the center portion of this fan flow guiding structure 2, for plate-like or hollow and annular one of them; These inside casing 20 outer rims are provided with a plurality of supports 22, and the one end links this inside casing 20 and stretched out by this inside casing 20, makes the overall architecture of this fan flow guiding structure 2 more firm; The other end of these supports 22 has a housing 24, and this housing 24 is connected with these supports 22 and forms one, makes that this fan flow guiding structure 2 is whole to be formed discoidly, and this housing 24 has a wind outlet 240 near the limit end of these supports 22, for air ventilation; This wind outlet 240 of this housing 24 more is provided with a plurality of suction vanes 26, spaced in parallel to each other being arranged between this housing 24 and these supports 22, this housing 24 and this inside casing 20; And a frame mouth plane 242 of the blade face of these suction vanes 26 and this wind outlet 240 forms the angle of an angle [alpha] 260 (not indicating among the figure), is provided with guiding the direction by the air ventilation of these suction vanes 26.
Please, be the sectional drawing of the utility model preferred embodiment more in the lump with reference to shown in Figure 4.Every of this angle [alpha] of corresponding these suction vanes 26 differs, and is less near this angle [alpha] of limit end, then big more the closer to this angle [alpha] at inside casing 20 positions, the whole arithmetic progression that forms.These suction vanes 26 of limit end have one first angle [alpha]
0, this first angle [alpha]
0Greater than zero, and be minimum value in this angle [alpha],, make this angle [alpha]=α of these suction vanes 26 of n sheet with the differential seat angle γ that this angle [alpha] gap of adjacent these suction vanes 26 is fixed
0+ (n-1) * γ, this differential seat angle γ minimum is 3 °, is 10 ° to the maximum, and cooperates the size of this differential seat angle γ, the quantity that makes these suction vanes 26 is 17 to 55, makes this angle [alpha] for greater than 0 ° and less than 180 ° numerical value.As seen from the figure, these suction vanes 26 through design thus present radial inclination, deflection more the closer to the edge, upright more the closer to central authorities, when air passes through this fan flow guiding structure 2, be subjected to guiding and encourage of these suction vanes 26, the even angle wide-angle ground that tilts along these suction vanes 26 flows the scope of the air-out of having increased greatly.
See also shown in Figure 5ly, be the schematic appearance of another preferred embodiment of the utility model.Disclose the sample attitude that another is provided with these supports 22 and these suction vanes 26 among the figure, wherein the ornaments of these supports 22 are radial, each becomes arithmetic progression to this angle [alpha] of these suction vanes 26 voluntarily on two dimensions, the wide-angle that makes these suction vanes 26 present two Vertical direction tilts, and increases the direction of air-out.
See also Fig. 6 A, be the scheme of installation () of the utility model preferred embodiment.Be a kind of improvement fan 3 in conjunction with above-mentioned this fan flow guiding structure 2 shown in the figure, it comprises: a fan main body 30, and its front also is an outlet air surface, has a main outer cover 300; And between this fan flow guiding structure 2 and this fan main body 30, be provided with a fixed unit 32, in order to this fan flow guiding structure 2 being connected and fixed on the front of this fan main body 30, and then reach the function of the existing electric fan of improvement.
The installation of this fan flow guiding structure 2 can be outer being added on this main outer cover 300, or should main outer cover 300 displacement dual modes.The width of this housing 24 of this fan flow guiding structure 2 is big than this inside casing 20, these supports 22 and these suction vanes 26, the space that holds this fan main body 30 in order to indwelling; This fixed unit 32 can be a buckle structure, be located on this housing 24 the other end with respect to this wind outlet 240, utilization is provided with the buckling sheet that can fasten with this fan main body 30 at this housing 24, connect this fan main body 30 or utilize screw or trip to connect the means of fixation of this fan main body 30 by these buckling sheets, this fan flow guiding structure 2 of the present utility model is installed on this fan main body 30 by the lockhole design.
See also the scheme of installation (two) of the utility model preferred embodiment of Fig. 6 B, be the fixedly kenel of another kind.This fixed unit 32 is located at this inside casing 20, is provided with replacing this main outer cover 300 (not indicating among the figure) with spinfunction, as is well known the case fan.This fixed unit 32 can be the central shaft hole Placement, and for example promptly comprising, a blind nut 320 and a central shaft 322 screw setting mutually.As shown in FIG., this central shaft 322 is housed on this fan main body 30, and this central shaft 322 is provided with screw thread 3220, after these fan flow guiding structure 2 installings, re-uses this blind nut 320 and be locked with this central shaft 322.
In addition, the means of fixation of this fixed unit 32 also can be done in conjunction with blind nut and be connected with fan main body 30 or at this inside casing 20 a plurality of lockholes are set in the design of this inside casing 20, by these lockholes utilize screw or trip connect this fan main body 30 or by inside casing 20 do snap-on design make it to be fixed in this fan main body 30 one of them, these main outer cover 300 Placements on this existing fan main body 30 are decided, and the width of this housing 24 is also consistent with the width of existing this main outer cover 300, to replace this main outer cover.
By conception of the present utility model, can be at various electric fans on the market, similarly be wall fan, found fan, case fan, industrial electric fan, circulation fan or use high temperature resistant material to cooperate the warm braw fan, design this fixed unit 32 collocation, only need install additional easily or displacement step, needn't purchase new electric fan again, just can allow hunt electric fan convection current scope from about 180 ° of amplifications be 360 °, the gyration airflow that circulation fan produces is wider, make more last layer of existing electric fan power, the utilization of electric fan usefulness is promoted more.
More than be illustrative to description of the present utility model; and it is nonrestrictive; those skilled in the art is understood, and the spirit and the interior of scope that limit in claim can carry out many modifications, variation or equivalence to it, but they all will fall in the protection domain of the present utility model.
Claims (8)
1. a fan flow guiding structure is characterized in that, comprising:
One inside casing;
A plurality of supports, one end link this inside casing and are stretched out by this inside casing;
One housing is connected at the other end of described support, and has a wind outlet; And
A plurality of suction vanes, parallel interval are arranged at this wind outlet of this housing, and between this housing and described support, this housing and this inside casing; And a frame mouth plane shape of the blade face of described suction vane and this wind outlet angle of α at angle, every of this angle [alpha] of corresponding described suction vane does not form arithmetic progression in the lump, and wherein, the described suction vane of limit end has one first angle [alpha]
0, and its this angle [alpha] of adjacent described suction vane fixing differential seat angle γ of gap each other makes this angle [alpha]=α of the described suction vane of n sheet
0+ (n-1) * γ, this differential seat angle γ minimum is 3 °, is 10 ° to the maximum.
2. fan flow guiding structure according to claim 1 is characterized in that, this inside casing be plate-like or hollow and annular one of them.
3. fan flow guiding structure according to claim 1 is characterized in that the quantity of described suction vane is 17 to 55, makes this angle [alpha] for greater than 0 ° and less than 180 ° numerical value.
4. fan flow guiding structure according to claim 1 is characterized in that described support be arranged in parallel or radial setting.
5. the combination improvement fan of fan flow guiding structure according to claim 1 is characterized in that, comprising:
One fan main body has a main outer cover and is positioned at its front; And
One fixed unit is located between this fan flow guiding structure and this fan main body, in order to this fan flow guiding structure is connected and fixed on the front of this fan main body.
6. improvement fan as claimed in claim 5 is characterized in that, this fan flow guiding structure is added on outward on this main outer cover or with its displacement.
7. improvement fan as claimed in claim 5, it is characterized in that, this fixed unit is located at this inside casing, and its means of fixation is that central shaft hole connects or at this inside casing inner edge spiral is set and is connected with fan main body or at this inside casing a plurality of lockholes is set, and utilizes screw or trip to connect this fan main body or do snap-on design by inside casing by described lockhole and makes it to be fixed in this fan main body.
8. improvement fan as claimed in claim 5, it is characterized in that, this fixed unit is located at this housing, and its means of fixation is provided with a plurality of lockholes at this housing, utilizes screw or trip to connect this fan main body or do snap-fit design by housing by described lockhole and makes it to be fixed in this fan main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200763654U CN202065250U (en) | 2011-03-22 | 2011-03-22 | Fan drainage structure and improved fan thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200763654U CN202065250U (en) | 2011-03-22 | 2011-03-22 | Fan drainage structure and improved fan thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202065250U true CN202065250U (en) | 2011-12-07 |
Family
ID=45059114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200763654U Expired - Fee Related CN202065250U (en) | 2011-03-22 | 2011-03-22 | Fan drainage structure and improved fan thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202065250U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005920A (en) * | 2018-01-18 | 2018-05-08 | 攀枝花学院 | A kind of students' dormitory electric fan |
-
2011
- 2011-03-22 CN CN2011200763654U patent/CN202065250U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005920A (en) * | 2018-01-18 | 2018-05-08 | 攀枝花学院 | A kind of students' dormitory electric fan |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4380744B2 (en) | Blower unit | |
| AU2012378838B2 (en) | Fan | |
| CN108644905B (en) | Air outlet duct structure and air conditioner | |
| CN105637225A (en) | Ventilator | |
| US10570740B2 (en) | Axial fan and control method thereof | |
| WO2023065680A1 (en) | Air-conditioner indoor unit | |
| CN202065250U (en) | Fan drainage structure and improved fan thereof | |
| CN107131148A (en) | Tubular wine wheel, cross flow fan and air-supply arrangement | |
| CN205689501U (en) | Fan structure and protective net thereof | |
| CN203744395U (en) | Floor-type air conditioner indoor unit | |
| CN106403049A (en) | Wall-mounted air conditioner | |
| CN104832990A (en) | Wall-mounted air conditioner | |
| CN105222309A (en) | Floor air conditioner | |
| CN205117806U (en) | Axial compressor fan blade, axial fan and air conditioner | |
| CN203615483U (en) | Vertical type multi-draught fan combined air processing set with high efficiency and adjustable height | |
| CN202091224U (en) | Hair drier capable of realizing omnibearing peripheral air outflow | |
| CN207004867U (en) | A kind of Anti-Typhoon Centrafugal roof fan | |
| CN208025664U (en) | Floor air conditioner | |
| CN207945738U (en) | Cabinet air-conditioner and air conditioner | |
| CN205048556U (en) | Vertical type air conditioner | |
| CN105650012A (en) | Flexible-assembling integrated machine core device of fan-type equipment | |
| CN204693762U (en) | A kind of floor type air-conditioner | |
| JP2015010730A (en) | Air conditioner | |
| CN210717854U (en) | Air circulation optimization device for external unit of embedded external wall air conditioner | |
| CN218237648U (en) | Indoor unit of air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111207 Termination date: 20130322 |