CN107178525A - Wind wheel component and the refrigeration plant with it - Google Patents
Wind wheel component and the refrigeration plant with it Download PDFInfo
- Publication number
- CN107178525A CN107178525A CN201710485953.5A CN201710485953A CN107178525A CN 107178525 A CN107178525 A CN 107178525A CN 201710485953 A CN201710485953 A CN 201710485953A CN 107178525 A CN107178525 A CN 107178525A
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- China
- Prior art keywords
- air
- wind wheel
- section
- ducting ring
- wind
- Prior art date
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/384—Blades characterised by form
- F04D29/386—Skewed blades
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
Abstract
The present invention discloses a kind of wind wheel component and the refrigeration plant with it.Wind wheel component includes：The air-ducting ring of annular, the air-ducting ring includes section windward, diversion section and the wind outlet section being sequentially connected；Wind wheel, the wind wheel includes blade, and the central axis of the wind wheel is overlapped with the central axis of the air-ducting ring, and at least a portion of the wind wheel is located in the air-ducting ring；Wherein, on the axial direction of the air-ducting ring, the axial dimension of the air-ducting ring is H, and the blade is located at the axial dimension of the part in the air-ducting ring and met for h, h and H：0.75≤h/H≤1.According to the wind wheel component of the present invention, by the optimization to fit dimension between wind wheel and air-ducting ring, wind wheel still can provide higher air quantity under the larger operating mode of pressure drop.
Description
Technical field
The present invention relates to art of refrigeration units, more particularly to a kind of wind wheel component and the refrigeration plant with it.
Background technology
Refrigeration plant such as air conditioner is in During Process of Long-term Operation, and on the one hand heat exchanger and wind wheel of its outdoor unit etc. are upper holds
Easily it is covered with dust all over, on the other hand under some operating modes of refrigeration plant, the easy frosting of heat exchanger of outdoor unit freezes, the two sides
Face increases the load of wind wheel component, overcomes the limited in one's ability of duct resistance due to wind wheel, the air output of wind wheel is few, causes sky
Adjust the exchange capability of heat reduction of device.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art.Therefore, the present invention proposes a kind of wind
Wheel assembly, by optimizing the fit dimension of wind wheel and air-ducting ring, is conducive to improving the anti-static pressure damping capacity of wind wheel, so as to increase
The air output of wind wheel.
The invention also provides a kind of refrigeration plant with above-mentioned wind wheel component.
Wind wheel component according to embodiments of the present invention, includes the air-ducting ring and wind wheel of annular, and the air-ducting ring is included sequentially
Connected section windward, diversion section and wind outlet section；Wind wheel, the wind wheel includes blade, and the central axis of the wind wheel is led with described
The central axis of solar or lunar halo is overlapped, and at least a portion of the wind wheel is located in the air-ducting ring；Wherein, in the axle of the air-ducting ring
To on direction, the axial dimension of the air-ducting ring is H, and the axial dimension that the blade is located at the part in the air-ducting ring is h,
H and H is met：0.75≤h/H≤1.
Wind wheel component according to embodiments of the present invention, by by blade be located at air-ducting ring in part axial dimension h and
The axial dimension H of air-ducting ring relation is limited to 0.75≤h/H≤1, is conducive to improving the coefficient of total pressure of blade, so as to improve leaf
The anti-static pressure damping capacity of piece, ensure that under the larger operating mode of pressure drop, wind wheel component, which remains unchanged, can provide higher air quantity,
And then when wind wheel component is applied in refrigeration plant, be conducive to improving the exchange capability of heat of refrigeration plant.
Specifically, the h and H are met：0.85≤h/H≤0.95.
Specifically, on the direction towards the wind outlet section, the section windward is along the central shaft towards the air-ducting ring
The direction extension of line, is conducive to improving the water conservancy diversion effect to air-flow.
Alternatively, on away from the direction of section windward, central shaft of the wind outlet section along the remote air-ducting ring
The direction extension of line, is conducive to improving the water conservancy diversion effect to air-flow.
Alternatively, the diversion section is formed as straight length.
According to some embodiments of the present invention, the wind wheel component includes：Air outlet mesh, the air outlet mesh is located at wind-guiding
On the wind outlet section of circle.
Specifically, the air outlet mesh includes：Ring segment, the ring segment is located on the wind outlet section of the air outlet ring and ring
Set around the air-ducting ring；Grid, the grid is connected on the ring segment and just the air-ducting ring is being set.
Some embodiments according to embodiments of the present invention, the air-out end face of the blade and the surface windward of the grid it
Between minimum range be X, using the central axis of the wind wheel as straight line m, the cylinder of line is circle of reference centered on the straight line m
Cylinder, has different curved sections between the blade and the circle of reference cylinder of different-diameter, multiple curved surfaces are cut
In projection of the face in the plane perpendicular to the straight line m, the corresponding curved section of projection with maximum arc length is mesh
Section is marked, the object section has air intake and outlet air end, and the air intake has point A, and the outlet air end has point B, institute
The line for stating the point A and point B is chord length, and the maximum of the chord length is L, and the X, L is met：X >=0.25L, so as to pass through
Reasonable cooperation to the wind wheel in wind wheel component and air-ducting ring, makes wind wheel obtain stronger anti-static pressure damping capacity.
Refrigeration plant according to embodiments of the present invention, including above-mentioned wind wheel component.
Refrigeration plant according to embodiments of the present invention, the wind wheel component above-mentioned by setting is conducive to improving refrigeration plant
Exchange capability of heat.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is the structural representation of wind wheel component according to embodiments of the present invention；
Fig. 2 is the schematic diagram of wind wheel according to embodiments of the present invention；
Fig. 3 is the schematic diagram of object section according to embodiments of the present invention；
Fig. 4 is the graph of a relation between air quantity and static pressure attenuation degree, wherein, the wind wheel component of experimental group 1 meets h/H=
0.85, the wind wheel component of experimental group 2 meets h/H=0.95；
Fig. 5 is the graph of a relation between air quantity and static pressure attenuation degree, and wherein experimental group 3 meets 0.85≤h/H≤0.95.
Reference：
Wind wheel component 100；
Air-ducting ring 1；Section 11 windward；Diversion section 12；Wind outlet section 13；
Wind wheel 2；Blade 21；Wheel hub 22；
Air outlet mesh 3；Ring segment 31；Grid 32.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " length ", " width ", " on ", " under ", " water
It is flat ", " interior ", " outer ", " axial direction ", the orientation of the instruction such as " circumference " or position relationship is based on orientation shown in the drawings or position pass
System, is for only for ease of the description present invention and simplifies description, rather than indicate or imply that the device or element of meaning must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " connected ", " company
Connect " it should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or it is integrally connected；It can be machine
Tool is connected or electrically connected；Can be joined directly together, can also be indirectly connected to by intermediary, can be two members
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
Concrete meaning.
Wind wheel component 100 according to embodiments of the present invention is described below with reference to Fig. 1-Fig. 5, wind wheel component 100 can be applied
In refrigeration plant, such as air conditioner.
As shown in figure 1, wind wheel component 100 according to embodiments of the present invention, can include the air-ducting ring 1 and wind wheel 2 of annular.
Specifically, the axial both sides of wind wheel 2 are respectively windward side and air side, when wind wheel 2 works, can drive air-flow from
Windward side flows to air side.For example as shown in figure 1, the driving air-flow of wind wheel 2 flows from top to bottom, in Fig. 1 specific example, wind
The upside of wheel 2 is windward side, and the downside of wind wheel 2 is air side.It should be noted that herein and below described in up and down be root
According to schematically illustrating for accompanying drawing, to this it is not intended that limiting a kind of of the present invention.
Specifically, air-ducting ring 1 includes section windward 11, diversion section 12 and the wind outlet section 13 being sequentially connected.That is, in gas
Flow on the flow direction from windward side to air side, air-ducting ring 1 includes section windward 11, diversion section 12 and the wind outlet section being sequentially connected
13.For example as shown in figure 1, air-flow circulates from top to bottom, on direction from top to bottom, air-ducting ring 1 includes meeting for being sequentially connected
Wind section 11, diversion section 12 and wind outlet section 13.Air-flow flows into diversion section 12 from section 11 windward, and is flowed out further across wind outlet section 13
Air-ducting ring 1.
Shown referring to Figures 1 and 2, wind wheel 2 can include multiple blades 21 and wheel hub 22, and multiple intervals of blade 21 are opened in
On the periphery wall of wheel hub 22.For example, as depicted in figs. 1 and 2, the number of blade 21 is three, and three blades 21 are evenly-spaced
On the periphery wall for being located at wheel hub 22.
The central axis of wind wheel 2 is overlapped with the central axis of air-ducting ring 1, and at least a portion of wind wheel 2 is located at air-ducting ring 1
It is interior.For example, the central axis of wind wheel 2 is overlapped and vertically extending with the central axis of air-ducting ring 1, in the axial direction of wind wheel
On, at least a portion of the blade 21 of wind wheel 2 is located in air-ducting ring 1.
On the axial direction of air-ducting ring 1, as shown in figure 1, the axial dimension of air-ducting ring 2 is H, blade 2 is located at air-ducting ring 1
The axial dimension of interior part meets for h, h and H：0.75≤h/H≤1.Thus, when the timings of axial dimension H mono- of air-ducting ring 1, h
Bigger, then h/H value is bigger, by causing h and H to meet：0.75≤h/H≤1, is so conducive to improving the total head system of blade 21
Number, so as to improve the anti-static pressure damping capacity of blade 21, ensure that under the larger operating mode of pressure drop, wind wheel component 100 remains unchanged
Higher air quantity can be provided, and then when wind wheel component 100 is applied in refrigeration plant, be conducive to improving changing for refrigeration plant
Heat energy power.
Wind wheel component 100 according to embodiments of the present invention, by the axial chi that blade 2 is located to the part in air-ducting ring 1
The relation of very little h and the axial dimension of air-ducting ring 2 is limited to 0.75≤h/H≤1, is conducive to improving the coefficient of total pressure of blade 21, from
And the anti-static pressure damping capacity of blade 21 is improved, it ensure that under the larger operating mode of pressure drop, wind wheel component 100 can still be carried
For higher air quantity, and then when wind wheel component 100 is applied in refrigeration plant, be conducive to improving the heat-energy transducer of refrigeration plant
Power.
According to some embodiments of the present invention, h and H are met：0.85≤h/H≤0.95, thus, is ensureing wind wheel component
On the basis of 100 anti-static pressure damping capacity, it is possible to decrease noise when wind wheel component 100 works, the experience sense of user is improved.
Alternatively, on the direction towards wind outlet section 13, direction of the section 11 along the central axis towards air-ducting ring 1 windward
Extension, for example, on to direction on, windward section 11 along the central axis towards air-ducting ring 1 direction extension.So as to
To play a part of guiding air flow direction.
Specifically, as shown in figure 1, section 11 can be formed as arcuate shape and on the direction towards wind outlet section 13 windward,
Direction extension of the section 11 along the central axis towards air-ducting ring 1 windward.Or, in other embodiments, section 11 may be used also windward
To be formed as straightway, for example, on the direction towards wind outlet section 13, section 11 is along the central axis towards air-ducting ring 1 windward
Direction tilt extension, as long as ensure that windward section 11 can play a part of guide air flow direction.
In some embodiments of the invention, on away from the direction of section 11 windward, wind outlet section 13 is along away from air-ducting ring 1
Central axial direction extension.For example, on direction from top to bottom, central shaft of the wind outlet section 13 along remote air-ducting ring 1
To direction extension, so as to play a part of guide air flow direction.
Alternatively, wind outlet section 13 can be formed as arc and away from the direction of section 11 windward, and wind outlet section 13 is along remote
From the direction extension of the central axis of air-ducting ring 1.Or, in other embodiments, wind outlet section 13 may be formed as straightway,
For example, on away from the direction of section 11 windward, side of the wind outlet section 13 along the central axis away from air-ducting ring 1, which is inclined upwardly, to prolong
Stretch.
Alternatively, diversion section 12 is formed as straight length, thus, is conducive to that air-flow successfully is guided into air-out from windward side
Side.
Wind wheel component 100 according to embodiments of the present invention can include：Air outlet mesh 3, air outlet mesh 3 is located at air-ducting ring 1
Wind outlet section 13 on.For example, air outlet mesh 3 is located at one end away from section 11 windward of wind outlet section 13.
Specifically, as shown in figure 1, air outlet mesh 3 includes：Ring segment 31 and grid 32.Wherein, ring segment 31 is located at wind-guiding
Set on the wind outlet section 13 of circle 1 and around air-ducting ring 1, grid 32 is connected on ring segment 31 and just to air-ducting ring 1 and set.For example
As shown in figure 1, ring segment 31 be located at wind outlet section 13 away from one end (such as the lower end of wind outlet section 13 in Fig. 1) of section 11 windward and
Ring segment 31 is set around air-ducting ring 1, and grid 32 is connected to one end away from section 11 windward of ring segment 31 (for example, showing in Fig. 1
The lower end of the ring segment 31 gone out) and just air-ducting ring 1 is being set, so that air-flow can sequentially pass through section 11, water conservancy diversion windward from windward side
Section 12, wind outlet section 13, ring segment 31 and grid 32 flow to air side.
Some embodiments according to embodiments of the present invention, as shown in figure 1, the air-out end face dative grid 32 of blade 2 are windward
Minimum range between surface is X.For example, as shown in figure 1, when the axial chi in air-ducting ring 1 not with the corresponding part of blade 21
Very little is h1, when the axial dimension of ring segment 31 is h2, then X=h1+h2.
As shown in Fig. 2 the central axis of wind wheel 2 is straight line m, the cylinder of line is circle of reference cylinder, leaf centered on straight line m
There is different curved sections between piece 2 and the circle of reference cylinder of different-diameter.That is, each circle of reference cylinder and blade
21 section is curved section, and different circle of reference cylinders is different from the curved section that blade 21 intersects.
In projection of multiple curved sections in the plane perpendicular to straight line m, the corresponding song of projection with maximum arc length
Face section is object section, as shown in figure 3, object section has air intake and outlet air end, air intake has point A, outlet air end tool
The line for having point B, point A and point B is chord length, and the maximum of chord length is L.Here it is possible to understand, the optional position of air intake
Place can be point A, and any position of outlet air end can be that the line between point B, point A and point B is chord length, when between point A and point B
When the length of line is maximum, the maximum is the maximum L of chord length.
For example, on the axial direction of wind wheel 2, blade 21 has relative first surface and second surface, reference cylinder
Face is crossed to form curved section with blade 21, in projection of multiple curved sections in the plane perpendicular to straight line m, with maximum
The corresponding curved section of projection of arc length be object section, object section include curve a and curve b, curve a be first surface with
The intersecting lens of circle of reference cylinder corresponding with object section, curve b is second surface reference cylinder corresponding with object section
The intersecting lens in face.Curve a includes terminal A 1 and terminal A 2, and terminal A 1 and terminal A 2 are located at curve a two ends, curve b bags respectively
Terminal B 1 and terminal B 2 are included, terminal B 1 and terminal B 2 are located at curve b two ends respectively.Terminal A 1 is leaned on close to terminal B 1, terminal A 2
The line of proximal points B2, terminal A 1 and terminal B 1 is A1B1, terminal A 2 and terminal B 2 line A2B2, wherein, point A is located at line segment
On A1B1, point B is located on line segment A2B2, and point A and point B line are chord length.When point A is in line segment A1B1 a certain position and point B
Make in line segment A2B2 a certain position the line between invocation point A and point B length be more than point A line segment A1B1 other positions and
Point B is in the wire length of line segment A2B2 other positions, then this time point A and point B line is the maximum of chord length.
Specifically, X, L are met：X >=0.25L, so as to be conducive to further improving the anti-static pressure damping capacity of blade 21, enters
And when wind wheel component 100 is applied in refrigeration plant, the exchange capability of heat of refrigeration plant is further improved, while can also play very
Good noise reduction.
Below with reference to the accompanying drawings the concrete structure of the wind wheel component 100 of one embodiment of the invention is described in detail 1-5.
Of course, it should be understood that described below be intended to be used to explain the present invention, and it cannot function as a kind of limitation to the present invention.
As shown in figure 1, wind wheel component 100 according to embodiments of the present invention, includes air-ducting ring 1, wind wheel 2 and the air-out of annular
Guard 3.The central axis of wind wheel 2 is overlapped with the central axis of air-ducting ring 1, and at least a portion of wind wheel 2 is located in air-ducting ring 1.
Wind wheel 2 includes wheel hub 22 and multiple blades 21, and multiple intervals of blade 21 are opened on the periphery wall of wheel hub 22.
On the flow direction of air-flow, air-ducting ring 1 includes section windward 11, diversion section 12 and the wind outlet section 13 being sequentially connected,
Wherein diversion section 12 is formed as straight length.
Section 11 is formed as arcuate shape windward, and on the direction towards wind outlet section 13, and section 11 is along towards wind-guiding windward
The direction extension of the central axis of circle 1, wind outlet section 13 is formed as arcuate shape and on away from the direction of section 11 windward, wind outlet section
13 extend along the direction of the central axis away from air-ducting ring 1.
Air outlet mesh 3 includes ring segment 31 and grid 32, and ring segment 31 is located on the wind outlet section 13 of air outlet ring 1 and surround and leads
Solar or lunar halo 1 is set, and grid 32 is connected on ring segment 31 and just to air-ducting ring 1 and set.
On the axial direction of air-ducting ring 1, the axial dimension of air-ducting ring 2 is H, and blade 2 is located at the part in air-ducting ring 1
Axial dimension is that h, h and H are met：0.85≤h/H≤0.95.
As shown in Figure 1-Figure 3, the minimum range between the air-out end face of blade 2 and the surface windward of the grid 32 is X,
The central axis of wind wheel 2 is straight line m, and the cylinder of line is circle of reference cylinder, the ginseng of blade 2 and different-diameter centered on straight line m
Examining has different curved sections between the face of cylinder, in projection of multiple curved sections in the plane perpendicular to straight line m, has
The corresponding curved section of projection of maximum arc length is object section, and object section has air intake and outlet air end, and air intake has
There is point A, outlet air end point B, point A and point B line to be chord length, and the maximum of chord length is L, X >=0.25L.
Inventor carries out air quantity in practical study, by using the wind wheel component 100 in the present embodiment and decayed with static pressure
The experiment of relation between degree, and experimental result and the experimental result of the wind wheel component in correlation technique are compared.
As shown in Figure 4 and Figure 5, as 0.85≤h/H≤0.95, X >=0.25L, with the wind wheel component phase in correlation technique
Than under identical air quantity, the anti-static pressure damping capacity of wind wheel of embodiment of the present invention component 100 is stronger.
Refrigeration plant according to embodiments of the present invention, including above-mentioned wind wheel component 100.
Refrigeration plant according to embodiments of the present invention, the wind wheel component 100 above-mentioned by setting is conducive to raising refrigeration to set
Standby exchange capability of heat.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example are described
Structure, material or feature are contained at least one embodiment of the present invention or example.In this manual, to above-mentioned term
Schematic representation is not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can in an appropriate manner be combined in any one or more embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent.
Claims (9)
1. a kind of wind wheel component, it is characterised in that including：
The air-ducting ring of annular, the air-ducting ring includes section windward, diversion section and the wind outlet section being sequentially connected；
Wind wheel, the wind wheel includes blade, and the central axis of the wind wheel is overlapped with the central axis of the air-ducting ring, the wind
At least a portion of wheel is located in the air-ducting ring；
Wherein, on the axial direction of the air-ducting ring, the axial dimension of the air-ducting ring is H, and the blade is located at described lead
The axial dimension of part in solar or lunar halo meets for h, h and H：0.75≤h/H≤1.
2. wind wheel component according to claim 1, it is characterised in that the h and H are met：0.85≤h/H≤0.95.
3. wind wheel component according to claim 1, it is characterised in that described to meet on the direction towards the wind outlet section
Direction of the wind section along the central axis towards the air-ducting ring extends.
4. wind wheel component according to claim 1, it is characterised in that on away from the direction of section windward, it is described go out
Direction of the wind section along the central axis away from the air-ducting ring extends.
5. wind wheel component according to claim 1, it is characterised in that the diversion section is formed as straight length.
6. wind wheel component according to claim 1, it is characterised in that also including air outlet mesh, the air outlet mesh is located at
On the wind outlet section of the air-ducting ring.
7. wind wheel component according to claim 6, it is characterised in that the air outlet mesh includes：
Ring segment, the ring segment is located on the wind outlet section of the air-ducting ring and set around the air-ducting ring；
Grid, the grid is connected on the ring segment and just the air-ducting ring is being set.
8. wind wheel component according to claim 7, it is characterised in that the air-out end face of the blade and meeting for the grid
Minimum range between wind surface is X；
The central axis of the wind wheel is straight line m, and the cylinder of line is circle of reference cylinder, the blade centered on the straight line m
There is different curved sections between the circle of reference cylinder of different-diameter, multiple curved sections are perpendicular to described
In projection in straight line m plane, the corresponding curved section of projection with maximum arc length is object section, the target
Section has an air intake and outlet air end, and the air intake has a point A, and the outlet air end is with point B, the point A and the point B
Line is chord length, and the maximum of the chord length is L, and the X, L is met：X≥0.25L.
9. a kind of refrigeration plant, it is characterised in that including the wind wheel component according to any one of claim 1-8.
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| CN201710485953.5A CN107178525B (en) | 2017-06-23 | 2017-06-23 | Wind wheel component and refrigeration equipment with it |
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|---|---|---|---|
| CN201710485953.5A CN107178525B (en) | 2017-06-23 | 2017-06-23 | Wind wheel component and refrigeration equipment with it |
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| CN107178525A true CN107178525A (en) | 2017-09-19 |
| CN107178525B CN107178525B (en) | 2019-02-15 |
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| CN1406319A (en) * | 2000-12-28 | 2003-03-26 | 大金工业株式会社 | Blower, and outdoor unit for air conditioner |
| CN101285483A (en) * | 2007-04-10 | 2008-10-15 | 台达电子工业股份有限公司 | Fan and its impeller |
| JP2013163974A (en) * | 2012-02-09 | 2013-08-22 | Mitsubishi Electric Corp | Blower, outdoor unit and refrigerating cycle device |
| CN202811507U (en) * | 2012-09-28 | 2013-03-20 | 苏州市华瑞热控制技术有限公司 | Axial fan of air conditioner external unit |
| CN103899576A (en) * | 2014-03-21 | 2014-07-02 | 美的集团股份有限公司 | Fan and air conditioner outdoor machine |
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| CN107178525B (en) | 2019-02-15 |
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