CN206513589U - Blower fan and the dust catcher with it - Google Patents
Blower fan and the dust catcher with it Download PDFInfo
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- CN206513589U CN206513589U CN201621280418.3U CN201621280418U CN206513589U CN 206513589 U CN206513589 U CN 206513589U CN 201621280418 U CN201621280418 U CN 201621280418U CN 206513589 U CN206513589 U CN 206513589U
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- wind guide
- blower fan
- housing
- wind
- guide cover
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Abstract
The utility model discloses a kind of blower fan and the dust catcher with it, the blower fan includes：Wind guide chamber is provided with housing, the housing, the housing is provided with the air inlet and air outlet connected with the wind guide chamber；Wind guide cover, the wind guide cover is located in the housing；Impeller inducer, the impeller inducer is located in the housing and limits multiple air channels for connecting the wind guide chamber and the air outlet jointly with the wind guide cover, and each air channel extends outwards and to the air outlet arc from the wind guide chamber；Rotary blade, the rotary blade is rotatably provided in the wind guide chamber, and the rotary blade is spaced apart with the inner surface of the wind guide cover；Motor, the motor is located in the housing and is connected with the rotary blade.Have the advantages that air-supply effect is good according to the blower fan of the utility model embodiment.
Description
Technical field
The utility model is related to electrical equipment manufacturing technology field, in particular to a kind of blower fan and with the blower fan
Dust catcher.
Background technology
Dust catcher in correlation technique, its blower fan mainly includes for driving the rotary blade of air current flow and entering air-flow
The impeller inducer that row is oriented to, is limited by rotary blade structure, easily bigger than normal or less than normal by the angle of air-flow derived from impeller inducer,
It blower fan is produced larger eddy current loss, influence the air-supply effect of blower fan.
Utility model content
The utility model is intended at least solve one of above-mentioned technical problem of the prior art to a certain extent.Therefore,
The utility model proposes a kind of blower fan, the blower fan has the advantages that air-supply effect is good.
The utility model also proposes a kind of dust catcher with the blower fan.
To achieve the above object, first aspect of the present utility model proposes a kind of blower fan, and the blower fan includes：Housing, institute
State and wind guide chamber is provided with housing, the housing is provided with the air inlet and air outlet connected with the wind guide chamber；Wind guide cover, it is described
Wind guide cover is located in the housing；Impeller inducer, the impeller inducer is located in the housing and limited jointly with the wind guide cover
Make the air channels of multiple connections wind guide chamber and the air outlet, each air channel is from the wind guide chamber outwards and to described
Air outlet arc extends；Rotary blade, the rotary blade is rotatably provided in the wind guide chamber, the rotary blade and institute
The inner surface for stating wind guide cover is spaced apart；Motor, the motor is located in the housing and is connected with the rotary blade.
According to blower fan of the present utility model, have the advantages that air-supply effect is good.
In addition, can also have technical characteristic additional as follows according to blower fan of the present utility model：
The rotary blade includes：Cone hub；Multiple rotating vanes, multiple rotating vanes are in the cone hub
Outer peripheral face on spiral extension and being provided at circumferentially spaced along the cone hub.
From the inner edge of the rotating vane to outer rim, the minimum between the rotating vane and the cone hub outer surface
Angle gradually increases, and the radial direction of the inner edge of each rotating vane along the rotating vane is from the outer surface of the cone hub
Tilt outwards and to the wind guide cover and extend.
Each the minimum angle between the inner edge of the rotating vane and the central axis of the cone hub is 30-90
Degree, each the minimum angle between the outer rim of the rotating vane and the central axis of the cone hub is 0-55 degree, described
Minimum angle between the outlet side of rotating vane and the central axis of the cone hub is 30-50 degree, the rotating vane
Entrance established angle be 30-90 degree.
The thickness of the inner edge of the rotating vane is less than the thickness of the outer rim of the rotating vane.
The rotating vane is 5-10.
The impeller inducer includes：Plate-like wheel hub, the inner surface of the wind guide cover is diameter from close to the air inlet
One end is to the arcwall face that gradually increases of one end away from the air inlet, and the outer peripheral face of the plate-like wheel hub is and the wind guide cover
Inner surface the arcwall face that is adapted of shape；Multiple wind blades, week of multiple wind blades along the plate-like wheel hub
To interval setting, the appearance of the wind blade from the plate-like wheel hub extend towards the wind guide cover and with the wind guide cover
Inner surface is brought into close contact.
Radially curved extension of each wind blade in the plate-like wheel hub.
The wind blade is 20-28.
One of the motor and the impeller inducer provided with alignment pin and another provided with positioning hole, the positioning
Pin coordinates in the positioning hole, and the outer peripheral face of the impeller inducer is provided with location-plate, and the inner peripheral surface of the housing is provided with
Locating slot, the location-plate coordinates in the locating slot, in the inner peripheral surface of the outer peripheral face of the wind guide cover and the housing
One provided with positioning bar and another is provided with locating notch, and the positioning bar coordinates in the locating notch.
The motor is brushless electric machine and its rotor is magnet ring type rotor, the rotor of the motor and the rotary blade phase
Even.
Second aspect of the present utility model proposes a kind of dust catcher, and the dust catcher is included according to of the present utility model first
Blower fan described in aspect.
According to dust catcher of the present utility model, by using the blower fan according to first aspect of the present utility model, tool
Have the advantages that cleaning effect is good.
Brief description of the drawings
Fig. 1 is the explosive view of the blower fan according to the utility model embodiment.
Fig. 2 is the sectional view of the blower fan according to the utility model embodiment.
Fig. 3 is the structural representation of the impeller inducer of the blower fan according to the utility model embodiment.
Fig. 4 is the structural representation of the rotary blade of the blower fan according to the utility model embodiment.
Fig. 5 is the structural representation of the rotary blade of the blower fan according to the utility model embodiment.
Fig. 6 is the structural representation of the rotary blade of the blower fan according to the utility model embodiment.
Fig. 7 is the sectional view of the rotary blade of the blower fan according to the utility model embodiment.
Reference：Blower fan 1, housing 100, fore shell 101, motor casing 102, positioning bar 103, wind guide chamber 110, air inlet
111st, air outlet 112, wind guide cover 200, locating notch 210, impeller inducer 300, air channel 301, plate-like wheel hub 310, wind blade
320th, location-plate 330, alignment pin 340, rotary blade 400, cone hub 410, rotating vane 420, the inner edge of rotating vane
421st, the minimum folder between the central axis of the outer rim 422 of rotating vane, motor 500, the inner edge of rotating vane and cone hub
The outlet side of minimum angle c, rotating vane between angle d, the outer rim of rotating vane and cone hub central axis and taper
The entrance established angle a of minimum angle b, rotating vane between the central axis of wheel hub.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than indicate or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model
System.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two
It is individual, three etc., unless otherwise specifically defined.
Below with reference to the accompanying drawings blower fan 1 according to the utility model embodiment is described.
As shown in Fig. 1-Fig. 7, housing 100, wind guide cover 200, wind guide vane are included according to the blower fan 1 of the utility model embodiment
Wheel 300, rotary blade 400 and motor 500.
Wind guide chamber 110 is provided with housing 100, housing 100 is provided with the air inlet 111 connected with wind guide chamber 110 and air-out
Mouth 112.Wind guide cover 200 is located in housing 100.Impeller inducer 300 is located in housing 100 and limited jointly with wind guide cover 200
The air channels 301 of multiple connection wind guide chambers 110 and air outlet 112, each air channel 301 is from wind guide chamber 110 outwards and to air outlet
112 arcs extend.Rotary blade 400 is rotatably provided in wind guide chamber 110, the interior table of rotary blade 400 and wind guide cover 200
Face is spaced apart.Motor 500 is located in fore shell 101 and is connected with rotary blade 400.
According to the blower fan 1 of the utility model embodiment, by setting impeller inducer 300 and wind guide cover 200, and wind-guiding is utilized
Impeller 300 and wind guide cover 200 limit multiple air channels 301 jointly, due to air channel 301 from wind guide chamber 110 outwards and to air outlet
112 arcs extend, and can facilitate the use the guiding air-flow of air channel 301 and obtain suitable air current flow angle in the exit in air channel 301,
The smooth outflow at air outlet 112 is allowed the flow to, reduces the eddy current loss produced in housing 100, makes the interior flow field point of blower fan 1
Cloth is more reasonable, the overall flow of the interior air-flow of blower fan 1 is improved, so as to improve the air-supply effect of blower fan 1.
Also, by setting wind guide cover 200, further air-flow can be not only oriented to using wind guide cover 200, to enter
One step improve housing 100 in Flow Field Distribution, and can in order to control the gap between wind guide cover 200 and rotary blade 400,
On the one hand the smooth rotation of rotary blade 400 can be ensured, on the other hand can be in order to planning the flow field in wind guide chamber 110 point
Cloth, further to improve the air current flow in wind guide chamber 110, is further easy to improve the air-supply effect of blower fan 1.
Therefore, have the advantages that air-supply effect is good according to the blower fan 1 of the utility model embodiment.
Below with reference to the accompanying drawings blower fan 1 according to the utility model specific embodiment is described.
In some specific embodiments of the present utility model, as shown in Fig. 1-Fig. 7, according to the wind of the utility model embodiment
Machine 1 includes housing 100, wind guide cover 200, impeller inducer 300, rotary blade 400 and motor 500.
Rotary blade 400 includes cone hub 410 and multiple rotating vanes 420.Multiple rotating vanes 420 are in cone hub
Spiral extension and being provided at circumferentially spaced along cone hub 410 on 410 outer peripheral face.Specifically, rotating vane 420 is
Mixed-flow impeller.It rotary blade 400 is realized the air-supply of omnibearing stereo formula, improve 400 pairs of rotary blade
The driving effect of air-flow, and can further be easy to form suitable air current flow angle in the exit of air channel 301.
Specifically, as Figure 4-Figure 7, from the inner edge 421 of rotating vane 420 to outer rim 422, rotating vane 420 and cone
Minimum angle between the outer surface of shape wheel hub 410 gradually increases, and the inner edge 421 of each rotating vane 420 is along rotating vane 420
Radial direction from cone hub 410 outwardly and to wind guide cover 200 tilt extend.The edge of rotating vane 420 can so be made
Surface extending, not only can be in order to improve driving effect of the rotating vane 420 to air-flow, and can reduce rotating vane 420
Air drag when rotating, in order to improve the rotating speed of rotating vane 420, so as to further improve the wind pushing performance of blower fan 1.
More specifically, as Figure 4-Figure 7, the inner edge 421 of each rotating vane 420 and the center of cone hub 410
Minimum angle d between axis is 30-90 degree, the outer rim 422 of each rotating vane 420 and the central axis of cone hub 410
Between minimum angle c be 0-55 degree, rotating vane 420 outlet side and cone hub 410 central axis between minimum
Angle b is 30-50 degree, and the entrance established angle a of rotating vane 420 is 30-90 degree.It will be appreciated herein that " minimum angle "
Refer to the angle of the acute angle constituted between counter structure.So the structure of rotary blade 400 can be made more reasonable, ensure rotation
Reduce the resistance being subject to when rotary blade 400 is rotated in the case of the air-supply effect of impeller 400.
Alternatively, the thickness of the inner edge 421 of rotating vane 420 is less than the thickness of the outer rim 422 of rotating vane 420.So
The overall weight of rotary blade 400 can be reduced in the case where ensureing the structural strength of rotating vane 420 to improve rotation
The rotating speed of rotary impeller 400, and can be in order to reduce the air drag of rotary blade 400, to be further easy to improve pivoting leaf
The rotating speed of wheel 400.
Further, rotating vane 420 is 5-10.Specifically, rotating vane 420 can be 6.So can be
Ensure to reduce the manufacture difficulty of rotary blade 400 in the case of the air-supply effect of rotary blade 400, and pivoting leaf can be improved
Stability when wheel 400 is rotated.
Fig. 1-Fig. 3 shows the blower fan 1 according to a specific example of the invention.As shown in Figure 1-Figure 3, wind blade 320
Including plate-like wheel hub 310 and multiple wind blades 320.The inner surface of wind guide cover 200 is for diameter from one end close to air inlet 111
The arcwall face gradually increased to one end away from air inlet 111, the outer peripheral face of plate-like wheel hub 310 is the interior table with wind guide cover 200
The arcwall face that the shape in face is adapted.Multiple being provided at circumferentially spaced along plate-like wheel hub 310 of wind blade 320, wind blade
320 extend from the outer surface of plate-like wheel hub 310 to wind guide cover 200 and are brought into close contact with the inner surface of wind guide cover 200.So can be with
It is easy to the formation in the air channel 301 of arc, in order to which air channel 301 is oriented to air-flow, is easy to the exit in air channel 301 to be formed
Suitable air current flow angle.
Advantageously, as shown in figure 3, each radially curved extension of the wind blade 320 in plate-like wheel hub 310.Change speech
It, not only downwardly and outwardly arc extends wind blade 320, and prolongs relative to suitable/counterclockwise arc of the radial direction of plate-like wheel hub 310
Stretch.It is more smooth when so can further make the air-flow after rotary blade 400 drives by air channel 301, with further
Optimize the air current flow in air channel 301, further reduce the eddy current loss in blower fan 1.
Alternatively, as shown in figure 3, wind blade 320 is 20-28.Specifically, wind blade 320 can be 24
It is individual.The manufacture difficulty of impeller inducer 300 can be so reduced in the case where ensureing the wind effect of impeller inducer 300.
Fig. 1-Fig. 3 shows the blower fan 1 according to a specific example of the invention.
One of motor 500 and impeller inducer 300 provided with alignment pin 340 and another provided with positioning hole, alignment pin
340 coordinate in the positioning hole, and the outer peripheral face of impeller inducer 300, which is provided with location-plate 330, the inner peripheral surface of housing 100, to be set
There is locating slot, the location-plate coordinates in the locating slot, in the inner peripheral surface of the outer peripheral face of the wind guide cover and the housing
One provided with positioning bar and another is provided with locating notch, positioning bar cooperation is in the locating notch.
Motor 500 is brushless electric machine and its rotor is magnet ring type rotor, and the rotor of motor 500 is connected with rotary blade 400.
Dust catcher according to the utility model embodiment is described below.Included according to the dust catcher of the utility model embodiment
According to the utility model above-described embodiment blower fan 1.
According to the dust catcher of the utility model embodiment, by using the blower fan 1 according to the utility model above-described embodiment,
Have the advantages that cleaning effect is good.
According to other compositions of the dust catcher of the utility model embodiment and operation for those of ordinary skill in the art
For be all known, be not detailed herein.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect or can communicate each other；Can be joined directly together, the indirect phase of intermediary can also be passed through
Even, can be two element internals connection or two elements interaction relationship, unless otherwise clear and definite restriction.For this
For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area
Technical staff the not be the same as Example or the feature of example and non-be the same as Example or example described in this specification can be entered
Row is combined and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (12)
1. a kind of blower fan, it is characterised in that including：
Wind guide chamber is provided with housing, the housing, the housing is provided with the air inlet and air outlet connected with the wind guide chamber；
Wind guide cover, the wind guide cover is located in the housing；
Impeller inducer, the impeller inducer is located in the housing and led described in limiting multiple connect jointly with the wind guide cover
The air channel of wind chamber and the air outlet, each air channel extends outwards and to the air outlet arc from the wind guide chamber；
Rotary blade, the rotary blade is rotatably provided in the wind guide chamber, the rotary blade and the wind guide cover
Inner surface is spaced apart；
Motor, the motor is located in the housing and is connected with the rotary blade.
2. blower fan according to claim 1, it is characterised in that the rotary blade includes：
Cone hub；
Multiple rotating vanes, multiple rotating vanes spiral extension and along the cone on the outer peripheral face of the cone hub
Shape wheel hub is provided at circumferentially spaced.
3. blower fan according to claim 2, it is characterised in that the inner edge from the rotating vane is to outer rim, the rotation
Minimum angle between blade and the cone hub outer surface gradually increases, and the inner edge of each rotating vane is along the rotation
The radial direction of rotating vane piece from the cone hub outwardly and to the wind guide cover tilt extend.
4. blower fan according to claim 3, it is characterised in that the inner edge of each rotating vane and the cone hub
Central axis between minimum angle be 30-90 degree, the outer rim of each rotating vane and the center of the cone hub
Minimum angle between axis is 0-55 degree, between the outlet side of the rotating vane and the central axis of the cone hub
Minimum angle is 30-50 degree, and the entrance established angle of the rotating vane is 30-90 degree.
5. blower fan according to claim 2, it is characterised in that the thickness of the inner edge of the rotating vane is less than the rotation
The thickness of the outer rim of blade.
6. blower fan according to claim 2, it is characterised in that the rotating vane is 5-10.
7. blower fan according to claim 1, it is characterised in that the impeller inducer includes：
Plate-like wheel hub, the inner surface of the wind guide cover is for diameter from one end close to the air inlet to away from the air inlet
The arcwall face that one end gradually increases, the outer peripheral face of the plate-like wheel hub is what is be adapted with the shape of the inner surface of the wind guide cover
Arcwall face；
Multiple wind blades, the multiple wind blade being provided at circumferentially spaced along the plate-like wheel hub, the wind blade from
The appearance of the plate-like wheel hub extends towards the wind guide cover and is brought into close contact with the inner surface of the wind guide cover.
8. blower fan according to claim 7, it is characterised in that radial direction of each wind blade in the plate-like wheel hub
Upper curved extension.
9. blower fan according to claim 7, it is characterised in that the wind blade is 20-28.
10. blower fan according to claim 1, it is characterised in that one of the motor and the impeller inducer is provided with
Alignment pin and another be provided with positioning hole, the detent fit is in the positioning hole, the outer peripheral face of the impeller inducer
Location-plate is provided with, the inner peripheral surface of the housing is provided with locating slot, and the location-plate coordinates in the locating slot, described to lead
One in the inner peripheral surface of the outer peripheral face of windshield and the housing provided with positioning bar and another provided with locating notch, it is described
Positioning bar coordinates in the locating notch.
11. blower fan according to claim 1, it is characterised in that the motor is brushless electric machine and its rotor is magnet ring type
Rotor, the rotor of the motor is connected with the rotary blade.
12. a kind of dust catcher, it is characterised in that including the blower fan according to any one of claim 1-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621280418.3U CN206513589U (en) | 2016-11-23 | 2016-11-23 | Blower fan and the dust catcher with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621280418.3U CN206513589U (en) | 2016-11-23 | 2016-11-23 | Blower fan and the dust catcher with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206513589U true CN206513589U (en) | 2017-09-22 |
Family
ID=59861673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621280418.3U Active CN206513589U (en) | 2016-11-23 | 2016-11-23 | Blower fan and the dust catcher with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206513589U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112806902A (en) * | 2019-11-18 | 2021-05-18 | 珠海格力电器股份有限公司 | Motor and dust catcher |
| CN112865393A (en) * | 2020-09-24 | 2021-05-28 | 追创科技(苏州)有限公司 | Electric machine |
-
2016
- 2016-11-23 CN CN201621280418.3U patent/CN206513589U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112806902A (en) * | 2019-11-18 | 2021-05-18 | 珠海格力电器股份有限公司 | Motor and dust catcher |
| CN112806902B (en) * | 2019-11-18 | 2022-08-05 | 珠海格力电器股份有限公司 | Motor and dust catcher |
| CN112865393A (en) * | 2020-09-24 | 2021-05-28 | 追创科技(苏州)有限公司 | Electric machine |
| CN112865393B (en) * | 2020-09-24 | 2023-03-14 | 追觅创新科技(苏州)有限公司 | Electric machine |
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