CN208416988U - Air-supply assembly and cabinet type air conditioner indoor set with the air-supply assembly - Google Patents
Air-supply assembly and cabinet type air conditioner indoor set with the air-supply assembly Download PDFInfo
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- CN208416988U CN208416988U CN201820687244.5U CN201820687244U CN208416988U CN 208416988 U CN208416988 U CN 208416988U CN 201820687244 U CN201820687244 U CN 201820687244U CN 208416988 U CN208416988 U CN 208416988U
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- circular arc
- supply assembly
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- diversion
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Abstract
The utility model provides a kind of air-supply assembly.The air-supply assembly includes centrifugal blower and the wind-guiding component for the air flow guiding blown out from centrifugal blower to be delivered to indoor environment.The exit zone of centrifugal blower is located at the front side of its volute tongue section.Wind-guiding component defines the diversion air duct that the direction for the impeller supported or opposed from fan outlet from centrifugal blower extends, and diversion air duct forward direction side wall and backward side wall be set as extending along preceding crest curve and rear crest curve group respectively, two lateral sidewalls of diversion air duct are set as extending along the vertical direction, wherein preceding crest curve and rear crest curve are the curve protruded backward.Diversion air duct includes the diffuser extended from each axial edge flaring of fan outlet and the steady flow segment of the tapered extension of extending end from diffuser, not only there is lower noise, and the flow velocity difference of the air-flow blown out from the center of the air outlet in wind-guiding air duct and edge is smaller, has preferable user experience.A kind of cabinet type air conditioner indoor set with above-mentioned air-supply assembly.
Description
Technical field
The utility model relates to air-treatment fields, more particularly to a kind of air-supply assembly and with the cabinet of the air-supply assembly
Formula air conditioner indoor unit.
Background technique
In the prior art, the wind-guiding air duct being connected to the spiral case air duct of centrifugal blower along linear extension or relative to
Impeller outer profile flaring extends, and the air-flow of blowout is the annular airflow that intermediate flow velocity is high, edge flow velocity is low, especially when it is such from
Heart blower and wind-guiding air duct are applied in air conditioner indoor unit, will use family feel temperature difference at air-flow center and peripheral compared with
Greatly.
Utility model content
One purpose of the utility model first aspect is to provide for a kind of uniform air-supply assembly of wind speed.
One of the utility model first aspect is further objective is that the wind direction of air-supply assembly will be improved.
One purpose of the utility model second aspect is to provide in a kind of cabinet air-conditioner room with the air-supply assembly
Machine.
It is according to the present utility model in a first aspect, providing a kind of air-supply assembly, comprising:
Centrifugal blower, the centrifugal blower includes spiral case and the impeller that is set in the spiral case, wherein the spiral case packet
It includes two spiral case side walls for limiting spiral case air duct jointly and connects the spiral case peripheral wall of described two spiral case side walls, the spiral case week
Wall includes the volute section relative to the impeller outer profile flaring and the snail that each extends over out from the both ends of the volute section
Tongue region section and exit zone form the fan outlet of the centrifugal blower between the volute tongue section and exit zone；With
Wind-guiding component, forward direction side wall and backward side wall extend along preceding crest curve and rear crest curve respectively, to make
The forward direction side wall, backward side wall and two lateral sidewalls extended along the vertical direction are obtained to define jointly and go out air-flow from blower
Air port water conservancy diversion is delivered to the diversion air duct of indoor environment, wherein the lordosis shape curve and rear crest curve are to protrude backward
Curve；It is characterized in that,
The exit zone of the centrifugal blower is located at the front side of its volute tongue section；And the diversion air duct includes:
Diffuser is set as extending from each circumferential edge flaring of the fan outlet, flows through the expansion to improve
Press the static pressure of the air-flow of section；With
Steady flow segment is set as from the tapered extension of the extending end of the diffuser, to improve the gas for flowing through the steady flow segment
The flow velocity of stream reduces the center of the air outlet of the diversion air duct and the air-flow velocity difference of edge.
Optionally, the angle of the volute tongue section and exit zone is 15 °~25 °；And/or
The angle of the tangent line and the volute tongue section most nearby of the pivot center away from impeller of the volute section is 50 °
~70 °；And/or
The angle of the volute tongue section and fan outlet is 53 °~63 °.
Optionally, the diffuser is set as each circumferential edge from the fan outlet to away from the impeller
Direction simultaneously extends back；And
The steady flow segment is set as from the extending end of the diffuser to the direction away from the impeller and extends forward.
Optionally, the diversion air duct further include:
Diversion section is set as from the extending end of the steady flow segment to the direction away from the impeller and curve prolongs forward
It stretches, and is configured to forward export the air-flow from the steady flow segment.
Optionally, the diversion section is set as the rear side extending end curve extension forward from the steady flow segment；And
The front side of perpendicular where the extending end of the diversion section is located at the front side extending end of the steady flow segment, with
It is reflected towards a part of air-flow from the steady flow segment through the diversion section to flow close to the direction of the impeller, and described
The air-flow mixed flow of front side and another part from the steady flow segment of perpendicular, to increase the outlet air angle of the diversion air duct
Degree.
Optionally, the preceding crest curve includes extending from the end of the exit zone to far from the impeller direction
The forward direction side wall of first front side circular arc, the diffuser and steady flow segment is disposed as extending along first front side circular arc；And
Crest curve includes sequentially connected to the direction far from the impeller from the end of the volute tongue section after described
Circular arc on rear side of first rear side circular arc, the second rear side circular arc and third, the backward side wall of the backward side wall of the diffuser, steady flow segment
And diversion section is respectively set to the circular arc on rear side of the first rear side circular arc, the second rear side circular arc and third and extends；Wherein
First front side circular arc and the exit zone are tangent；
The first rear side circular arc and the volute tongue section are tangent；
The second rear side circular arc and the first rear side circular arc are tangent；And
Circular arc and the second rear side circular arc are tangent on rear side of the third, so that the spiral case air duct, diffuser, steady flow segment
It is connected smoothly with diversion section, to make the swimmingly flowing of air-flow.
Optionally, the fan outlet of the centrifugal blower extends to the direction far from the impeller front to back certainly, and its
Angle with horizontal plane is 9 °~11 °；And/or
The radius of first front side circular arc and the length ratio of the fan outlet are 6~10；And/or
The distance of extending end of the extending end of first front side circular arc in the vertical direction away from the exit zone
Length ratio with the fan outlet is 1.33~3；And/or
The radius of the first rear side circular arc and the length ratio of the fan outlet are 2~3.5；And/or
The distance of extending end of the extending end of the first rear side circular arc in the vertical direction away from the volute tongue section
Length ratio with the fan outlet is 0.67~1.5；And/or
The radius of the second rear side circular arc and the length ratio of the fan outlet are 6.33~11；And/or
The length ratio of the radius of circular arc and the fan outlet is 0.6~1.25 on rear side of the third；And/or
Extending end of the extending end of circular arc in the vertical direction away from first front side circular arc on rear side of the third
The length ratio of distance and the fan outlet is 1.67~3；And/or
Circular arc is 0 °~5 ° by the tangent line of its extending end and the angle of horizontal plane on rear side of the third；And/or
The revolving speed of the impeller is 400~750r/min.
Optionally, the wind-guiding component further include:
Wind deflector is set in the steady flow segment, and offers multiple micropores for running through it in the thickness direction thereof thereon,
To break up the air-flow for flowing through it.
Second aspect according to the present utility model provides a kind of cabinet type air conditioner indoor set, comprising:
Casing offers shell air inlet and shell air outlet；
First air-supply assembly is the air-supply assembly of any description above, is set in the casing, and described first send
Wind component Configuration is to suck surrounding air from the ambient enviroment of the shell air inlet and promote surrounding air respectively to the machine
The flowing of shell air outlet；And
Indoor heat exchanger is set to the air intake road between the shell air inlet and first air-supply assembly, with
The surrounding air and the indoor heat exchanger that enter via the shell air inlet is set to carry out heat exchange.
Optionally, first air-supply assembly is further arranged to the air-supply assembly according to any description above, centrifugation
The exit zone and volute tongue section of blower are set as extending downwardly from the both ends of volute section respectively；
The diversion air duct is set as part and extends on the outside of the casing via the shell air outlet, so that by described
The air-flow of centrifugal blower blowout is more smoothly moved to indoor environment.
Diversion air duct is designed as elder generation identically as the extending direction in spiral case air duct relative to the outer of impeller by the utility model
Profile flaring extends reversely to be extended relative to the outer profile flaring of impeller again, can extend flowing row of the gas in diversion air duct
Journey, make from centrifugal blower blow out gas be sufficiently mixed in diversion air duct while, keep the flowing of gas smooth, not only have
Lower noise, and the flow velocity difference of the air-flow blown out from the center of the air outlet in wind-guiding air duct and edge is smaller, has
Preferable user experience.
Further, the utility model sets diversion section to that curve extends to forward from the rear side extending end of steady flow segment
The front side of perpendicular where the front side extending end of steady flow segment can make a part of air-flow from steady flow segment anti-through diversion section
Directive close to impeller direction flow, and with where front side extending end of air-flow of the another part from steady flow segment in steady flow segment
The front side mixed flow of perpendicular form circular the wind without " pencil " sense to increase the air outlet angle of air-supply assembly, improve use
Family experience.
According to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will be more
Add the above-mentioned and other purposes, advantages and features of clear the utility model.
Detailed description of the invention
Some specific realities of the utility model are described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter
Apply example.Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that
The drawings are not necessarily drawn to scale.In attached drawing:
Fig. 1 is the schematic cross sectional views according to the air duct of the air-supply assembly of the utility model one embodiment；
Fig. 2 is the schematic cross sectional views according to the air duct of the air-supply assembly of the utility model another embodiment；
Fig. 3 is the schematic cross sectional views of centrifugal blower in Fig. 1 and Fig. 2；
Fig. 4 is the schematic cross sectional views according to the cabinet type air conditioner indoor set of the utility model one embodiment；
Fig. 5 is the schematic explosive view of cabinet type air conditioner indoor set shown in Fig. 4；
Fig. 6 is the schematic explosive view of pre-assembled module shown in fig. 5；
Fig. 7 is to the flow field figure that first air-supply assembly measure in embodiment 1；
Fig. 8 is to the flow field figure that second air-supply assembly measure in embodiment 1；
Fig. 9 is the gas flow rate distribution map for measure to indoor heat exchanger in embodiment 1；
Figure 10 is to the flow field figure that first air-supply assembly measure in comparative example 1；
Figure 11 is to the flow field figure that second air-supply assembly measure in comparative example 1；
Figure 12 is the gas flow rate distribution map for measure to indoor heat exchanger in comparative example 1；
Figure 13 is to the flow field figure that first air-supply assembly measure in comparative example 2；
Figure 14 is to the flow field figure that second air-supply assembly measure in comparative example 2；
Figure 15 is the gas flow rate distribution map for measure to indoor heat exchanger in comparative example 2；
Figure 16 is the schematic cross sectional view when outlet frame of wind-guiding component shown in Fig. 4 is in an open position, and middle and lower part connects
Ventilating duct is removed；
Figure 17 is the schematic cross sectional view when outlet frame of wind-guiding component shown in Fig. 4 is in the close position, and middle and lower part connects
Ventilating duct is removed.
Specific embodiment
Fig. 1 is the schematic cross sectional views according to the air duct of the air-supply assembly of the utility model one embodiment；Fig. 2 is basis
The schematic cross sectional views in the air duct of the air-supply assembly of another embodiment of the utility model.Referring to Fig. 1 and Fig. 2, air-supply assembly one
As property may include centrifugal blower and be delivered to the wind-guiding component of indoor environment with the air flow guiding for blowing out centrifugal blower.
Knownly, centrifugal blower includes spiral case and the impeller 2211 that is arranged in spiral case to those skilled in the art.Wherein spiral case includes
The spiral case peripheral wall of two spiral case side walls 2212 of two spiral case side walls 2212 and connection in spiral case air duct is limited jointly.Spiral case peripheral wall
It is each extended over including the volute section 2213a relative to 2211 outer profile flaring of impeller and from the both ends of volute section 2213a
Volute tongue section 2213b and exit zone 2213c out, and centrifugation wind is formed between volute tongue section 2213b and exit zone 2213c
The fan outlet of machine.
Wind-guiding component defines the diversion air duct extended from fan outlet to the direction away from impeller 2211, and is configured to
The air-flow blown out from fan outlet is exported forward.Particularly, the exit zone 2213c of centrifugal blower is located at its volute tongue section
The front side of 2213b.The forward direction side wall and backward side wall of diversion air duct be set as respectively along the preceding crest curve that protrudes backward and to
The rear crest curve group protruded afterwards extends, and two lateral sidewalls are set as extending along the vertical direction, to reduce noise and wind-guiding wind
The center of the air outlet in road and the air-flow velocity difference of edge.
Before the utility model, those skilled in the art think, centrifugal blower by impeller 2211 to air work,
Make gas rotating and moves out under the influence of centrifugal force, therefore, the diversion air duct being connected to the spiral case air duct of centrifugal blower
Only can just it make gas in air duct relative to the outer profile flaring extension of impeller 2211 identically as the extending direction in spiral case air duct
Interior flowing is more smooth, reduces the noise because of air-flow and the collision generation of air duct inner wall.However, present inventor by pair
The geomery of diversion air duct has carried out a large amount of debugging, creatively finds, diversion air duct is designed as elder generation and spiral case air duct
Extending direction in the same manner relative to impeller 2211 outer profile flaring extend again reversely relative to the outer profile of impeller 2211 gradually
Expand and extend, flowing stroke of the gas in diversion air duct can extended, making the gas from centrifugal blower blowout in diversion air duct
While being sufficiently mixed, keep the flowing of gas smooth, not only there is lower noise, but also from the air outlet in wind-guiding air duct
The flow velocity difference for the air-flow that the heart is blown out with edge is smaller, has preferable user experience.
In some preferred embodiments, centrifugal blower preferably uses Double suction type centrifugal wind motor, i.e. two spiral case side walls 2212
An air inlet is offered, respectively to improve the air quantity of air-supply assembly.Fig. 3 is the schematic of centrifugal blower in Fig. 1 and Fig. 2
Cross-sectional view.Referring to Fig. 3, centrifugal blower preferably uses angle (angle of outlet) α of volute tongue section 2213b Yu exit zone 2213c1
For the tangent line and volute tongue section most nearby of 15 °~25 °, and/or volute section 2213a of the pivot centers away from impeller 2211
Angle (volute tongue angle) α of 2213b2For 50 °~70 °, and/or the angle α of volute tongue section 2213b and fan outlet3For 53 °~
63 ° of centrifugal blower.For example, the angle α of volute tongue section 2213b and exit zone 2213c1For 19 °, volute section 2213a
The angle α of the tangent line and volute tongue section 2213b most nearby of pivot center away from impeller 22112For 57 °, volute tongue section 2213b
With the angle α of fan outlet3It is 58 °.
Referring to Fig. 1, in some preferred embodiments of the utility model, diversion air duct 223 be can be set to from centrifugal blower
221 fan outlet extends to the direction flaring far from impeller 2211, flows through the quiet of the air-flow of diversion air duct 223 with raising
Pressure, to improve the flow rate of gas.Preceding crest curve can be included at least from close to impeller 2211 to separate 2211 side of impeller
To the first front side circular arc, the second front side circular arc and the third front side circular arc being successively smoothly connected and radius is sequentially reduced.Afterwards
Crest curve can include at least from close to impeller 2211 to far from 2211 direction of impeller be successively smoothly connected and radius successively
Circular arc on rear side of the first rear side circular arc, the second rear side circular arc and the third reduced is improved with the smoothness that further gas flows
The flow rate of gas.Wherein the first front side circular arc and the first rear side circular arc may be configured as to away from impeller 2211 direction and to
After extend.Circular arc may be configured as to away from impeller on front side of circular arc, the second front side circular arc and third on front side of second front side circular arc, third
2211 direction simultaneously extends forward.
For the flowing smoothness for further improving gas in diversion air duct 223, the fan outlet of centrifugal blower 221 is certainly
Extend front to back to the direction close to impeller 2211, and the angle β of itself and horizontal plane1It is 4~6 °, such as 4 °, 5 ° or 6 °.First
The tangent line of the forward edge by fan outlet of front side circular arc and the angle β of vertical direction2It is 37~39 °, such as 37 °,
38 ° or 39 °.The radius r of first front side circular arcu1With the length L of fan outlet0The ratio between be 4.83~8, such as 4.83,6 or 8.
The radius r of second front side circular arcu2With the length L of fan outlet0The ratio between be 4.67~7.75, such as 4.67,5.79 or 7.75.
Circular arc intersects with the second front side circular arc and is tangential on the end of the second front side circular arc on front side of third.The angle of circular arc is on front side of third
56 °~58 °, such as 56 °, 57 ° or 58 °.The radius r of circular arc on front side of thirdu3With the length L of fan outlet0The ratio between for 0.5~
1.25, such as 0.5,0.79 or 1.25.Circular arc is horizontally extending by the tangent line of its end on front side of third.On front side of third
The distance L of the end of circular arc posterior edges away from fan outlet in the longitudinal directionu2With the length L of fan outlet0The ratio between
It is 0.73~2.18, such as 0.73,1.37 or 2.18.Circular arc is in the vertical direction away from the backward dege of fan outlet on front side of third
The distance L of edgeu1With the length L of fan outlet0The ratio between be 2.67~5, such as 2.67,3.56 or 5.First rear side circular arc passes through
The posterior edges of fan outlet are simultaneously tangent with volute tongue section 2213b.The radius R of first rear side circular arcu1With fan outlet
Length L0The ratio between be 6.67~11, such as 6.67,7 or 11.The radius R of second rear side circular arcu2With the length L of fan outlet0
The ratio between be 2.33~4.1, such as 2.33,3.01 or 4.1.The center of circle of second rear side circular arc is in the longitudinal direction away from circle on rear side of third
The distance of the end of arc and the length ratio of fan outlet are 4.53~7.8, such as 4.53,5.77 or 7.8.Second rear side circle
The center of circle of arc in the vertical direction away from the length ratio of the distance of the end of circular arc and fan outlet on rear side of third be 3.83~
6.75, such as 3.83,4.94 or 6.75.The radius R of circular arc on rear side of thirdu3With the length L of fan outlet0The ratio between for 2.17~
4, such as 2.17,2.8 or 4.Circular arc by the tangent line of its extending end and the angle β of horizontal direction on rear side of third3For 0~
20 °, such as 0 °, 5 °, 15 ° or 20 °.The end of the circular arc backward edge away from fan outlet in the vertical direction on rear side of third
Distance Lu3+Lu4With the length L of fan outlet0The ratio between be 4~7.5, such as 4,5.28 or 7.5, and on front side of its end and third
The end of circular arc is in same perpendicular.
Connect the first front side circular arc and the second front side circular arc and the mistake tangent with the first front side circular arc and the second front side circular arc
Cross round radius ru4With the length L of fan outlet0The ratio between be 0.57~1.4, such as 0.57,0.9 or 1.4.After connection first
The radius R of side circular arc and the second rear side circular arc and the transition circle tangent with the first rear side circular arc and the second rear side circular arcu4With blower
The length L of air outlet0The ratio between be 1.17~2.25, such as 1.17,1.64 or 2.25.
Referring to fig. 2, in other preferred embodiments of the utility model, diversion air duct may include diffuser 234a and steady
Flow section 234b.Diffuser 234a may be configured as extending from each circumferential edge flaring of the fan outlet of centrifugal blower 231, with
The static pressure for flowing through the air-flow of the diffuser 234a is improved, keeps the flowing of gas more smooth.Steady flow segment 234b may be configured as certainly
The tapered extension of extending end of the diffuser 234a makes to expand certainly to improve the flow velocity for the air-flow for flowing through the steady flow segment 234b
The air-flow of pressure section 234a blowout mixes in steady flow segment 234b, improves from the uniform of the wind speed of the steady flow segment 234b air-flow blown out
Property.Wind-guiding component 232 may also include the wind deflector 233 being set in steady flow segment 234b.Wind deflector 233 can offer multiple at it
Run through its micropore on thickness direction, to break up the air-flow for flowing through it, increases the wind direction of steady flow segment 234b.
Diffuser 234a may be configured as from each circumferential edge of fan outlet to the direction away from impeller 2211 and to
After extend, with further increase gas flowing smoothness, reduce noise.Steady flow segment 234b may be configured as from diffuser 234a's
Extending end to away from impeller 2211 direction and extend forward so that air-flow mixed in steady flow segment 234b it is more uniform.
Preceding crest curve includes the first front side circular arc extended from the exit zone 2213c of spiral case to the direction far from impeller 2211, is expanded
The forward direction side wall of section 234a and steady flow segment 234b is pressed to extend along the first front side circular arc.Crest curve may include the snail from spiral case afterwards
Direction sequentially connected first rear side circular arc and second rear side circular arc of the tongue region section 2213b to separate impeller 2211, diffuser
The backward side wall of 234a and steady flow segment 234b extends along the first rear side circular arc and the second rear side circular arc respectively.For the flowing for making air-flow
More smooth, the first front side circular arc may be configured as tangent with the exit zone 2213c of spiral case.First rear side circular arc may be configured as with
The volute tongue section 2213b of spiral case is tangent.Second rear side circular arc may be configured as tangent with the first rear side circular arc.In some embodiments
In, the fan outlet of centrifugal blower 231 may be configured as extending to the direction far from impeller 2211 front to back certainly, and itself and level
The angle γ in face1It can be 9 °~11 °, such as 9 °, 10 ° or 11 °.The radius r of first front side circular arcd1With the length of fan outlet
L0The ratio between can be 6~10, such as 6,7.55 or 10.The extending end of first front side circular arc is in the vertical direction away from exit zone
The distance L of the extending end of 2213cd1With the length L of fan outlet0The ratio between can be 1.33~3, such as 1.33,2 or 3.First
The radius R of rear side circular arcd1With the length L of fan outlet0The ratio between can be 2~3.5, such as 2,2.47 or 3.5.First rear side circle
The distance L of extending end of the extending end of arc in the vertical direction away from volute tongue section 2213bd2With the length L of fan outlet0
The ratio between can be 0.67~1.5, such as 0.67,0.94 or 1.5.The radius R of second rear side circular arcd2With the length L of fan outlet0
The ratio between can be 6.33~11, such as 6.33,8.27 or 11.
In some further preferred embodiments, diversion air duct may also include from the extending end of steady flow segment 234b to deviating from
The diversion section 234c that the direction of impeller 2211 and forward curve extend, the air-flow from steady flow segment 234b is exported forward.Into
Preferably, diversion section 234c may be configured as the rear side extending end curve extension forward from steady flow segment 234b to one step, and extend to
The front side of perpendicular where the front side extending end of steady flow segment 234b, so that air-flow warp of a part from steady flow segment 234b
Diversion section 234c is reflected towards to be flowed close to the direction of impeller 2211, and the air-flow with another part from steady flow segment 234b is in current stabilization
The front side mixed flow of perpendicular where the front side extending end of section 234b is formed to increase the air outlet angle of air-supply assembly
Uniform air flow without " pencil " sense improves user experience.Crest curve may also include circular arc on rear side of third afterwards, and diversion section 234c can
It is set as extending along circular arc on rear side of third.Wherein circular arc is set as tangent with the second rear side circular arc on rear side of third.In some implementations
In example, the radius R of circular arc on rear side of thirdd3With the length L of fan outlet0The ratio between can be 0.6~1.25, such as 0.6,0.8 or
1.25.The distance L of extending end of the extending end of circular arc in the vertical direction away from the first front side circular arc on rear side of thirdd3With blower
The length L of air outlet0The ratio between can be 1.67~3, such as 1.67,2.3 or 3.Circular arc by its extending end on rear side of third
The angle of tangent line and horizontal plane can be 0 °~5 °, such as 0 °, 2.5 ° or 5 °.
Based on the air-supply assembly of aforementioned any embodiment, a kind of cabinet type air conditioner indoor set 200 is can also be provided in the utility model.
Fig. 4 is the schematic cross sectional views according to the cabinet type air conditioner indoor set 200 of the utility model one embodiment；Fig. 5 is shown in Fig. 4
The schematic explosive view of cabinet type air conditioner indoor set 200；Fig. 6 is the schematic explosive view of pre-assembled module 290 shown in fig. 5.
Referring to fig. 4 to Fig. 6, cabinet type air conditioner indoor set 200 may include offering shell air inlet 2121 and at least one shell air outlet
Casing 210, at least one air-supply assembly and be set between at least one air-supply assembly and shell air inlet 2121 into
The indoor heat exchanger 240 of distinguished and admirable road.Shell air inlet 2121 is preferably opened in the volute tongue section 2213b of centrifugal blower far from out
The side of mouth region section 2213c, indoor heat exchanger 240 may be disposed at the volute tongue section of shell air inlet 2121 Yu centrifugal blower
Between 2213b, to increase indoor heat exchanger while the position of the pivot center for the impeller 2211 for not changing centrifugal blower
The distance between 240 and air inlet, to improve the rate that air-flow flows through indoor heat exchanger 240.
In some preferred embodiments, at least one air-supply assembly may include the first air-supply assembly 220 and be set to first
Second air-supply assembly 230 of 220 lower section of air-supply assembly.Shell air outlet may include being opened in 210 upper and lower part of casing respectively
Top outlet inlet and lower air outlet 2111.First air-supply assembly 220 can be by centrifugal blower 221 and defining diversion air duct
223 wind-guiding component 100 forms, and the outlet air section of centrifugal blower 221 and volute tongue section 2213b are set as respectively from its volute
The both ends of section 2213a upwardly extend.Second air-supply assembly 230 can be by centrifugal blower 231 and the wind-guiding for defining diversion air duct
Component 232 forms, and the outlet air section of centrifugal blower 231 and volute tongue section 2213b are set as respectively from its volute section 2213a
Both ends extend downwardly.The diversion air duct of second air-supply assembly 230 may be configured as part and extend to via lower air outlet 2111
The outside of casing 210, so as to more be smoothly moved to indoor environment from the air-flow that centrifugal blower is blown out, and in casing 210
Outside mixed flow.In the illustrated embodiment, casing 210 can be by front panel 211, postnotum 212, two lateral side plates 213 and pedestals
214 surround, and wherein shell air inlet 2121 is opened in postnotum 212, and top outlet inlet is by front panel 211, postnotum 212 and two
The top of a lateral side plate 213 surrounds, and lower air outlet 2111 is opened in front panel 211.
To further understand the utility model, below with reference to more specific embodiment to the preferred implementation side of the utility model
Case is described, but the utility model is not limited to these examples.
Embodiment 1
The fan outlet of the centrifugal blower of first air-supply assembly 220 prolongs to the direction close to impeller 2211 front to back certainly
It stretches, and the angle β of itself and horizontal plane1It is 5 °.The tangent line of the forward edge by fan outlet of first front side circular arc and perpendicular
Histogram to angle β2It is 38 °.The radius r of first front side circular arcu1For 800mm.The radius r of second front side circular arcu2For 775mm.
The angle of circular arc is 57 ° on front side of third.The radius r of circular arc on front side of thirdu3For 75mm.The end of circular arc is in front and back on front side of third
The distance L of posterior edges away from fan outlet upwardsu2For 110mm, the backward edge away from fan outlet in the vertical direction
Distance Lu1For 500mm.The radius R of first rear side circular arcu1For 1100mm.The radius R of second rear side circular arcu2For 410mm.The
Distance of the center of circle of two rear side circular arcs in the longitudinal direction away from the end of circular arc on rear side of third is 780mm, in the vertical direction away from
The distance of the end of circular arc is 675mm on rear side of third.The radius R of circular arc on rear side of thirdu3For 325mm.The warp of circular arc on rear side of third
The tangent line for crossing its extending end is horizontally extending.The end of circular arc is in the vertical direction away from fan outlet on rear side of third
The distance L at backward edgeu3+Lu4For 725mm.Connect the first front side circular arc and the second front side circular arc and with the first front side circular arc and
The radius r of the tangent transition circle of second front side circular arcu4For 140mm.Connect the first rear side circular arc and the second rear side circular arc and with
The radius R of one rear side circular arc and the tangent transition circle of the second rear side circular arcu4For 225mm.
The fan outlet of the centrifugal blower of second air-supply assembly 230 prolongs to the direction far from impeller 2211 front to back certainly
It stretches, and the angle γ of itself and horizontal plane1It is 10 °.The radius r of first front side circular arcd1For 900mm.The extension of first front side circular arc
The distance L of extending end of the end in the vertical direction away from exit zone 2213cd1For 200mm.The radius of first rear side circular arc
Rd1For 350mm.The distance of extending end of the extending end of first rear side circular arc in the vertical direction away from volute tongue section 2213b
Ld2For 150mm.The radius R of second rear side circular arcd2For 950mm.The radius R of circular arc on rear side of thirdd3For 125mm.Circle on rear side of third
Arc it is horizontally extending by the tangent line of its extending end.The extending end of circular arc is in the vertical direction away from out on rear side of third
The distance of the end of mouth region section 2213c is 450mm.Preceding crest curve further includes from the extending end of the first front side circular arc to deviating from
The direction of impeller 2211 extends and the second front side circular arc tangent with the first front side circular arc, and the second front side circular arc extends by it
The tangent line of end is horizontally extending, and make second air-supply assembly 230 diversion air duct air outlet in the vertical direction
Size is identical as the size of the air outlet of the diversion air duct of the first air-supply assembly 220 in the vertical direction.
Shell air inlet 2121 is opened in the volute tongue section 2213b of centrifugal blower far from the side of exit zone 2213c, room
Interior heat exchanger 240 is set between shell air inlet 2121 and the volute tongue section 2213b of centrifugal blower.
Comparative example 1
The diversion air duct of first air-supply assembly 220 extends along the vertical direction, and the outlet of its forward direction side wall and centrifugal blower
Section 2213c is tangent.The end of volute tongue section 2213b of the extending end of the backward side wall of diversion air duct away from centrifugal blower away from
The extending end of the backward side wall of diversion air duct from the first air-supply assembly 220 with embodiment 1 is away from the spiral inlet area of centrifugal blower
The end of section 2213b is equidistant, and the water conservancy diversion wind of the size of its air outlet in the vertical direction and the first air-supply assembly 220
The size of the air outlet in road in the vertical direction is identical.
The diversion air duct of second air-supply assembly 230 extends along the vertical direction, and the outlet of its forward direction side wall and centrifugal blower
Section 2213c is tangent.The end of volute tongue section 2213b of the extending end of the backward side wall of diversion air duct away from centrifugal blower away from
The extending end of the backward side wall of diversion air duct from the second air-supply assembly 230 with embodiment 1 is away from the spiral inlet area of centrifugal blower
The end of section 2213b is equidistant, and the water conservancy diversion wind of the size of its air outlet in the vertical direction and the second air-supply assembly 230
The size of the air outlet in road in the vertical direction is identical.
Shell air inlet 2121 is opened in the volute tongue section 2213b of centrifugal blower far from the side of exit zone 2213c, room
Interior heat exchanger 240 is set between shell air inlet 2121 and the volute tongue section 2213b of centrifugal blower.
Comparative example 2
The diversion air duct of first air-supply assembly 220 extends relative to the outer profile flaring of impeller 2211, and relative to impeller
2211 to remote flaring by closely extending.Exit zone 2213c of the extending end of the backward side wall of diversion air duct away from centrifugal blower
The extending end of the backward side wall of the diversion air duct of first air-supply assembly 220 of the distance and embodiment 1 of end is away from centrifugal blower
The end of volute tongue section 2213b be equidistant, and the size of its air outlet in the vertical direction and first air-supply assembly 220
Diversion air duct air outlet size in the vertical direction it is identical.
The diversion air duct of second air-supply assembly 230 extends relative to the outer profile flaring of impeller 2211, and relative to impeller
2211 to remote flaring by closely extending.Exit zone 2213c of the extending end of the backward side wall of diversion air duct away from centrifugal blower
The extending end of the backward side wall of the diversion air duct of second air-supply assembly 230 of the distance and embodiment 1 of end is away from centrifugal blower
The end of volute tongue section 2213b be equidistant, and the size of its air outlet in the vertical direction and second air-supply assembly 230
Diversion air duct air outlet size in the vertical direction it is identical.
Shell air inlet 2121 is opened in the exit zone 2213c of centrifugal blower far from the side of volute tongue section 2213b, room
Interior heat exchanger 240 is set between shell air inlet 2121 and the exit zone 2213c of centrifugal blower.
The centrifugal blower of the air-supply assembly of above-described embodiment 1 and comparative example 1-2 is identical volute tongue section 2213b and snail
The angle α of shell sections1For 19 °, the tangent line most nearby of the center of rotation away from impeller 2211 of volute section 2213a and spiral inlet area
The angle α of section 2213b2For 57 °, the angle α of volute tongue section 2213b and fan outlet3For 58 °, fan outlet length L0For
The Double suction type centrifugal wind motor of 127mm.
The cabinet type air conditioner indoor set 200 being made of embodiment 1 and comparative example 1-2 is tested for the property.Fig. 7 is to implementation
First air-supply assembly 220 carries out the flow field figure measured in example 1；Fig. 8 is carried out to the second air-supply assembly 230 in embodiment 1
The flow field figure measured；Fig. 9 is the gas flow rate distribution map for measure to indoor heat exchanger 240 in embodiment 1；Figure
10 be to the flow field figure that first air-supply assembly 220 measure in comparative example 1；Figure 11 is to the second air-supply in comparative example 1
Component 230 carries out the flow field figure measured；Figure 12 is to the gas that indoor heat exchanger 240 measure in comparative example 1
Velocity profile；Figure 13 is to the flow field figure that first air-supply assembly 220 measure in comparative example 2；Figure 14 is to comparison
Second air-supply assembly 230 carries out the flow field figure measured in example 2；Figure 15 is surveyed to indoor heat exchanger 240 in comparative example 2
Try the gas flow rate distribution map measured.Referring to Fig. 7 to Figure 15, air quantity, energy consumption (power) under different 2211 revolving speeds of impeller with
And the test result of noise such as table 1-3.Test result such as Fig. 7-of wind speed uniformity at 2211 revolving speed 700r/min of impeller
8, Figure 10-11 and Figure 13-14, the test result of the uniformity of the intake velocity of indoor heat exchanger 240 such as Fig. 9, Figure 12, Figure 15.
Table 1
| Revolving speed r/min | 750 | 700 | 600 | 500 | 400 |
| Air quantity m3/h | 1411.8 | 1308.6 | 1094.4 | 862.8 | 636.6 |
| Power W | 125.3 | 104.1 | 71.26 | 48.28 | 34.9 |
| Noise dB (A) | 47.1 | 45.97 | 40.38 | 34.35 | 29.26 |
Table 2
| Revolving speed r/min | 750 | 700 | 600 | 500 | 400 |
| Air quantity m3/h | 1318 | 1237 | 1030 | 825 | 622 |
| Power W | 145.8 | 121.17 | 64.07 | 34.66 | 20.13 |
| Noise dB (A) | 51.89 | 50.22 | 45.63 | 40.12 | 34.04 |
Table 3
| Revolving speed r/min | 800 | 700 | 600 | 500 |
| Air quantity m3/h | 1324.2 | 1122 | 928.2 | 732.6 |
| Power W | 94.86 | 59.6 | 37.15 | 23.1 |
| Noise dB (A) | 55.64 | 50.4 | 45.41 | 38.8 |
It can be seen that in the identical situation of 2211 revolving speed of impeller from the test result of table 1-3, diversion air duct elder generation and spiral case
The extending direction in air duct extends again the reversely foreign steamer relative to impeller 2211 relative to the outer profile flaring of impeller 2211 in the same manner
Wide flaring extends to be extended relative to 2211 flaring of impeller identically as the extending direction in spiral case air duct completely compared to diversion air duct,
With the big air-supply air quantity of wind, lower power energy consumption, more low noise.
It can be seen that in the identical situation of 2211 revolving speed of impeller from the test result of Fig. 7-8, Figure 10-11, Figure 13-14,
Diversion air duct first extends again relative to the outer profile flaring of impeller 2211 reversed opposite identically as the extending direction in spiral case air duct
In impeller 2211 outer profile flaring extend compared to diversion air duct completely identically as the extending direction in spiral case air duct relative to
2211 flaring of impeller extends, and the flow velocity of the gas not only blown out from diversion air duct is more uniform, but also the gas in diversion air duct
More smooth, airless vortex is flowed, there is smaller noise.
It can be seen that from the test result of Fig. 9, Figure 12 and Figure 15 and shell air inlet 2121 be provided with volute tongue section
Simultaneously indoor heat exchanger 240 is arranged in shell air inlet 2121 and volute tongue section for side of the 2213b far from exit zone 2213c
Compared to shell air inlet 2121 side of the exit zone 2213c far from volute tongue section 2213b is provided between 2213b and by room
Interior heat exchanger 240 is arranged between shell air inlet 2121 and exit zone 2213c, flows through the gas of indoor heat exchanger 240 everywhere
The flow rate of body is more uniform, reduces the waste of cooling capacity or heat of the indoor heat exchanger 240 at centrifugal blower.
Figure 16 is the schematic cross sectional view when outlet frame of wind-guiding component shown in Fig. 4 100 is in an open position, middle and lower part
Connection air duct 140 is removed；Figure 17 is the schematic cross section when outlet frame of wind-guiding component shown in Fig. 4 100 is in the close position
Figure, middle and lower part connection air duct 140 are removed.Referring to Figure 16 and Figure 17, particularly, the wind-guiding component of the first air-supply assembly 220
100 may include shell 110, lower part connection air duct 140 and the top connection air duct 130 being fixed in shell 110 and outlet air
Frame.Specifically, shell 110 is fixed in casing 210, and its bottom wall and roof can offer air inlet opening 1111 and outlet air respectively
Opening 1112.Lower part connection air duct 140 may be configured as connection fan outlet and air inlet opening 1111.Top is connected to air duct 130
Air inlet may be configured as 1111 docking with air inlet opening, to receive the air-flow outside shell 110.Outlet frame may be configured as top
The air outlet in connection air duct 130 is located in its air duct, and is configured to the pivot that controllably can be fixed on 110 rear portion of shell around one
Axis rotates between the open and the closed positions via the top outlet inlet of casing 210, wherein when outlet frame is located at described beat
When open position, lower part connection air duct 140, top connection air duct 130 and outlet frame are connected to form diversion air duct 223, and outlet frame
Air outlet be revealed in outlet air opening 1112 upside, the air-flow blown out from fan outlet is delivered to indoor environment；When
When outlet frame is located at closed position, outlet frame is completely in shell 110, to reduce the center of gravity of cabinet type air conditioner indoor set 200, keep away
Exempt from dust to fall into.When outlet frame is located at open position, the outlet air end of the backward side wall of air deflector 120 is in the vertical direction away from upper
Portion is connected to the distance L of the air intake of the backward side wall in air duct 130u4The size L of air duct 140 in the vertical direction is connected to lower partu3
The ratio between preferably 1.5~2.5, such as 1.5,1.97 or 2.5.
In some preferred embodiments, the peripheral part of the air outlet in top connection air duct 130 may be provided with elastic sealing element.
Elastic sealing element is configured to contact and be squeezed and deformed with outlet frame when outlet frame moves to open position, to avoid gas
It flows out in the gap flowed through between top connection air duct 130 and outlet frame.The peripheral region of the air inlet of outlet frame may be provided with limit
Part, locating part may include the limiting section to extend internally from the circumferential edge of the air inlet of outlet frame and from the outboard end of limiting section
Outwardly extending fixed part.Fixed part may be configured as and pivot part and multiple from the front side outer wall of outlet frame main body and two transverse directions
The outwardly extending limit installation column of outer wall is fixedly connected.The surface towards outlet frame main body of fixed part can be formed with locating slot,
Locating slot may be configured as cooperating with the anterior end of the inlet side of outlet frame main body and two lateral ends, in order to locating part
Installation positioning.Elastic sealing element may include be connected to top the air outlet in air duct 130 peripheral part fix cooperation holding division and
The sealing extended down and out from the periphery wall or bottom surface of holding division.Wherein seal portion configurations are to move in outlet frame
Upward deformation is generated when open position and is fitted closely with the limiting section of locating part.In some further preferred embodiments
In, holding division can be formed with the annular fixing slot that the peripheral part for being connected to air duct 130 with top fixes cooperation.Top is connected to wind
It the peripheral part in road 130 can be by the parallel-segment that extends along the direction for the air outlet that be parallel to top connection air duct 130 and from parallel-segment
Outboard end along perpendicular to the air outlet direction extend vertical section form, in order to elastic sealing element installation position,
And elastic sealing element can be effectively prevented from and fallen off.Elastic sealing element, which may also include from the bottom surface of holding division, to be extended downwardly and is arranged
Stopper section on the inside of sealing.Stopper section can be configured to when outlet frame moves to open position, by the inner end of limiting section
Portion limit on the outside, to avoid because outlet frame deflection occurs during the motion make to exist between sealing and limiting section between
Gap causes air-flow exposed.
In some preferred embodiments, wind-guiding component 100 may also include for driving outlet frame in open position and closing
The driving device moved between position.Driving device may include guide part 154, pedestal, gear and driving motor.Wherein pedestal can
It is set as being fixedly connected with outlet frame.Driving motor may be configured as being fixedly connected with pedestal, and its output shaft may be configured as and tooth
Wheel drive connection, to provide power for the rotation of gear.Guide part 154 may be configured as being fixedly connected with shell 110, and have with
The arc-shaped rack of gear engagement to limit the motion path of gear, and then limits the motion path of outlet frame.Present invention
Rack gear is creatively fixedly connected by people with shell 110, and the driving motor for rotating sliding tooth wheel is fixedly connected with outlet frame, benefit
With the characteristics of gear size is small, movement travel is short, machining accuracy is easier to control, make the movement more stability of outlet frame.
Wind-guiding component 100 may also include sideway leaf group 160 and vertical pendulum leaf group 165, in a vertical direction and transverse direction
The upper flow direction for adjusting the air-flow blown out from outlet frame.Wind-guiding component 100 may also include the top cover being fixedly connected with outlet frame
142.Top cover 142 is set as can be when outlet frame be located at closed position, the outlet air opening 1112 of closing of housing 110, to avoid ash
Dirt is fallen into shell 110.
In some preferred embodiments, the peripheral region of air inlet opening 1111 can be formed with the cyclic annular card slot to lower recess.On
The bottom face in portion connection air duct 130 can be formed with the annular projection extended downwardly.Annular projection may be configured as and cyclic annular card slot
Inner wall cooperation, to limit the displacement in top connection air duct 130 in the horizontal direction.Shell 110 can offer multiple in vertical side
It extends upward through its bottom wall and is distributed evenly in multiple fixed bayonets of the periphery of cyclic annular card slot.The bottom in top connection air duct 130
End face can accordingly be formed with multiple elastic hook parts, and each elasticity hook part all has falling towards the direction projection away from annular projection
It hooks.Multiple elasticity hook parts can be respectively set to across multiple fixed bayonets and make the bottom surface hook of its overhead kick Yu shell 110, with
The displacement in top connection air duct 130 is limited in the vertical direction.Wind-guiding component 100 may also include elastic seal ring, elastic packing
Circle may be disposed between cyclic annular card slot and annular projection, flow out to avoid air-flow through the gap of cyclic annular card slot and annular projection.Into
The peripheral region of wind opening 1111 may also be formed with the skirt section extended downwardly, and the air duct for being set in lower part connection air duct 140 goes out
Wind end, in order to which top connection air duct 130 receives the air-flow for blow out from lower part connection air duct 140.
In some embodiments of the utility model, cabinet type air conditioner indoor set 200 may also include with the recessed of upward opening
The drip tray 260 of chamber.Drip tray 260 may be disposed at the lower section of indoor heat exchanger 240, to flow down collected from indoor heat exchanger 240
Condensed water.In some preferred embodiments, two lateral sidewalls of the first air-supply assembly 220 can be respectively arranged with laterally outward
The floor 264 that keeps out the wind extended, cabinet type air conditioner indoor set 200 may also include for enclosing jointly with the floor 264 that keeps out the wind, drip tray 260
At upside wind deflector 261, two lateral wind deflectors 262 of the air intake passage of the first air-supply assembly 220 and the second air-supply assembly 230
With front side wind deflector 263.Specifically, upside wind deflector 261 may be disposed at the top of drip tray 260, and by indoor heat exchanger 240
It is limited in its space with the sandwiched formation of drip tray 260.Two lateral wind deflectors 262 can be respectively arranged at the first air-supply assembly
220 and second air-supply assembly 230 both lateral sides, and each lateral wind deflector 262 may include the transverse direction extended along the longitudinal direction
Bending segment 2621 and the forward direction bending segment 2622 extended in transverse direction from the front end of lateral bending segment 2621.Front side wind deflector
263 may be disposed between the first air-supply assembly 220 and the second air-supply assembly 230.Lateral bending segment 2621 blower adjacent thereto
The distance between air inlet can be 25mm~35mm, such as 25mm, 30mm or 35mm.Indoor heat exchanger 240 upper and lower and two
Transverse end surface can be respectively set to the inner wall with the lateral bending segment 2621 of 261 bottom wall of upside wind deflector, the bottom wall of cavity and two
It is engaged, and projection of the shell air inlet 2121 on perpendicular can be completely in the profile of indoor heat exchanger 240, with
The surrounding air sucked from shell air inlet 2121 is set all to exchange heat with indoor heat exchanger 240.
Cabinet type air conditioner indoor set 200 may also include the electric heater 270 being set in air intake passage, to improve cabinet air-conditioner
The heating efficiency of indoor unit 200.Electric heater 270 may be provided between indoor heat exchanger 240 and air-supply assembly.For controlling the
One air-supply assembly 220, the working condition of the second air-supply assembly 230 and electric heater 270 and be the first air-supply assembly 220, second
The electric appliance box 280 that air-supply assembly 230 and electric heater 270 are powered is securable on pedestal 214, and is set to the second air-supply assembly
The rear side of 230 wind-guiding component.
Cabinet type air conditioner indoor set 200 may also include multiple transverse structure supporting elements 251 extended in transverse direction and multiple
The vertical structure supporting element 252 extended in the vertical direction, multiple transverse structure supporting elements 251 may be configured as blowing with first respectively
Component 220, the second air-supply assembly 230, upside wind deflector 261, front side wind deflector 263, drip tray 260 are fixedly connected, and pass through
Multiple vertical structure supporting elements 252 are fixedly connected with casing 210.For convenient for the installation of each component positioning, cabinet type air conditioner indoor set
200 may also include multiple vertical sheet metal components 253 extended in the vertical direction, the first air-supply assembly 220 and the second air-supply assembly 230
Vertical sheet metal component 253 can be first passed through to be fixedly connected, then by drip tray 260, the lateral wind deflectors 262 of upside wind deflector 261, two,
263 electric heater 270 of front side wind deflector etc. is fixedly connected with the first air-supply assembly 220 and/or the second air-supply assembly 230.Pre- group
Piece installing 290 can be by the first air-supply assembly 220, the second air-supply assembly 230, the lateral wind deflectors 262 of upside wind deflector 261, two, preceding
Side block aerofoil 263, drip tray 260, vertical sheet metal component 253 and multiple transverse structure supporting elements 251 composition.
So far, although those skilled in the art will appreciate that the more of the utility model have been shown and described in detail herein
A exemplary embodiment still, still can be according to the utility model public affairs in the case where not departing from the spirit and scope of the utility model
The content opened directly determines or derives many other variations or modifications for meeting the utility model principle.Therefore, this is practical new
The range of type is understood that and regards as to cover all such other variations or modifications.
Claims (10)
1. a kind of air-supply assembly, comprising:
Centrifugal blower, the centrifugal blower include spiral case and the impeller that is set in the spiral case, wherein the spiral case includes altogether
With the spiral case peripheral wall of the two spiral case side walls and the described two spiral case side walls of connection that limit spiral case air duct, the spiral case peripheral wall packet
The spiral inlet area for including the volute section relative to the impeller outer profile flaring and being each extended over out from the both ends of the volute section
Section and exit zone, form the fan outlet of the centrifugal blower between the volute tongue section and exit zone；With
Wind-guiding component, forward direction side wall and backward side wall extend along preceding crest curve and rear crest curve respectively, so that institute
It is defined jointly by air-flow to side wall, backward side wall and two lateral sidewalls extended along the vertical direction from fan outlet before stating
Water conservancy diversion is delivered to the diversion air duct of indoor environment, wherein the lordosis shape curve and rear crest curve are the song protruded backward
Line；It is characterized in that,
The exit zone of the centrifugal blower is located at the front side of its volute tongue section；And the diversion air duct includes:
Diffuser is set as extending from each circumferential edge flaring of the fan outlet, flows through the diffuser to improve
Air-flow static pressure；With
Steady flow segment, is set as from the tapered extension of the extending end of the diffuser, flows through the air-flow of the steady flow segment with raising
Flow velocity reduces the center of the air outlet of the diversion air duct and the air-flow velocity difference of edge.
2. air-supply assembly according to claim 1, which is characterized in that
The angle of the volute tongue section and exit zone is 15 °~25 °；And/or
The tangent line most nearby of the pivot center away from impeller of the volute section and the angle of the volute tongue section be 50 °~
70°；And/or
The angle of the volute tongue section and fan outlet is 53 °~63 °.
3. air-supply assembly according to claim 1, which is characterized in that
The diffuser is set as from each circumferential edge of the fan outlet to the direction away from the impeller and backward
Extend；And
The steady flow segment is set as from the extending end of the diffuser to the direction away from the impeller and extends forward.
4. air-supply assembly according to claim 1, which is characterized in that the diversion air duct further include:
Diversion section, is set as from the extending end of the steady flow segment to the direction away from the impeller and curve extension forward, and
It is configured to forward export the air-flow from the steady flow segment.
5. air-supply assembly according to claim 4, which is characterized in that
The diversion section is set as the rear side extending end curve extension forward from the steady flow segment；And
The front side of perpendicular where the extending end of the diversion section is located at the front side extending end of the steady flow segment, so that one
Air-flow of the part from the steady flow segment is reflected towards through the diversion section to be flowed close to the direction of the impeller, and described vertical
The air-flow mixed flow of front side and another part from the steady flow segment of plane, to increase the air outlet angle of the diversion air duct.
6. air-supply assembly according to claim 5, which is characterized in that
The preceding crest curve includes from the end of the exit zone to the first front side circle extended far from the impeller direction
The forward direction side wall of arc, the diffuser and steady flow segment is disposed as extending along first front side circular arc；And
Crest curve includes from the end of the volute tongue section to the direction sequentially connected first far from the impeller after described
Circular arc on rear side of rear side circular arc, the second rear side circular arc and third, the backward side wall of the diffuser, the backward side wall of steady flow segment and leads
Stream section is respectively set to the circular arc on rear side of the first rear side circular arc, the second rear side circular arc and third and extends；Wherein
First front side circular arc and the exit zone are tangent；
The first rear side circular arc and the volute tongue section are tangent；
The second rear side circular arc and the first rear side circular arc are tangent；And
Circular arc and the second rear side circular arc are tangent on rear side of the third, so as to the spiral case air duct, diffuser, steady flow segment and lead
Stream section is connected smoothly, to make the swimmingly flowing of air-flow.
7. air-supply assembly according to claim 6, which is characterized in that
The fan outlet of the centrifugal blower extends to the direction far from the impeller front to back certainly, and the folder of itself and horizontal plane
Angle is 9 °~11 °；And/or
The radius of first front side circular arc and the length ratio of the fan outlet are 6~10；And/or
The distance of extending end of the extending end of first front side circular arc in the vertical direction away from the exit zone and institute
The length ratio for stating fan outlet is 1.33~3；And/or
The radius of the first rear side circular arc and the length ratio of the fan outlet are 2~3.5；And/or
The distance of extending end of the extending end of the first rear side circular arc in the vertical direction away from the volute tongue section and institute
The length ratio for stating fan outlet is 0.67~1.5；And/or
The radius of the second rear side circular arc and the length ratio of the fan outlet are 6.33~11；And/or
The length ratio of the radius of circular arc and the fan outlet is 0.6~1.25 on rear side of the third；And/or
The distance of extending end of the extending end of circular arc in the vertical direction away from first front side circular arc on rear side of the third
Length ratio with the fan outlet is 1.67~3；And/or
Circular arc is 0 °~5 ° by the tangent line of its extending end and the angle of horizontal plane on rear side of the third；And/or
The revolving speed of the impeller is 400~750r/min.
8. air-supply assembly according to claim 1, which is characterized in that the wind-guiding component further include:
Wind deflector is set in the steady flow segment, and offers multiple micropores for running through it in the thickness direction thereof thereon, to beat
Diffusing is through its air-flow.
9. a kind of cabinet type air conditioner indoor set characterized by comprising
Casing offers shell air inlet and shell air outlet；
First air-supply assembly, to be set in the casing according to air-supply assembly of any of claims 1-2,
And first air-supply assembly is configured to suck surrounding air from the ambient enviroment of the shell air inlet and promotes surrounding air
It is flowed respectively to the shell air outlet；And
Indoor heat exchanger is set to the air intake road between the shell air inlet and first air-supply assembly, so that through
The surrounding air and the indoor heat exchanger entered by the shell air inlet carries out heat exchange.
10. cabinet type air conditioner indoor set according to claim 9, which is characterized in that
First air-supply assembly is further arranged to the air-supply assembly according to any one of claim 3-9, centrifugation
The exit zone and volute tongue section of blower are set as extending downwardly from the both ends of volute section respectively；
The diversion air duct is set as part and extends on the outside of the casing via the shell air outlet, so that by the centrifugation
The air-flow of blower blowout is more smoothly moved to indoor environment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820687244.5U CN208416988U (en) | 2018-05-09 | 2018-05-09 | Air-supply assembly and cabinet type air conditioner indoor set with the air-supply assembly |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820687244.5U CN208416988U (en) | 2018-05-09 | 2018-05-09 | Air-supply assembly and cabinet type air conditioner indoor set with the air-supply assembly |
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| CN208416988U true CN208416988U (en) | 2019-01-22 |
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| CN108534232A (en) * | 2018-05-09 | 2018-09-14 | 青岛海尔空调器有限总公司 | Air-supply assembly and cabinet type air conditioner indoor set with the air-supply assembly |
| WO2020156279A1 (en) * | 2019-01-31 | 2020-08-06 | 青岛海尔空调器有限总公司 | Cabinet air conditioner indoor unit |
| CN111912012A (en) * | 2020-07-16 | 2020-11-10 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912015A (en) * | 2020-07-16 | 2020-11-10 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912018A (en) * | 2020-07-16 | 2020-11-10 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912023A (en) * | 2020-07-16 | 2020-11-10 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912017A (en) * | 2020-07-16 | 2020-11-10 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
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2018
- 2018-05-09 CN CN201820687244.5U patent/CN208416988U/en not_active Withdrawn - After Issue
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534232A (en) * | 2018-05-09 | 2018-09-14 | 青岛海尔空调器有限总公司 | Air-supply assembly and cabinet type air conditioner indoor set with the air-supply assembly |
| CN108534232B (en) * | 2018-05-09 | 2023-04-18 | 青岛海尔空调器有限总公司 | Air supply assembly and cabinet air conditioner indoor unit with same |
| WO2020156279A1 (en) * | 2019-01-31 | 2020-08-06 | 青岛海尔空调器有限总公司 | Cabinet air conditioner indoor unit |
| CN111912017A (en) * | 2020-07-16 | 2020-11-10 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912018A (en) * | 2020-07-16 | 2020-11-10 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912023A (en) * | 2020-07-16 | 2020-11-10 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912015A (en) * | 2020-07-16 | 2020-11-10 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912012B (en) * | 2020-07-16 | 2021-11-23 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912017B (en) * | 2020-07-16 | 2021-11-23 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912018B (en) * | 2020-07-16 | 2021-11-23 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912015B (en) * | 2020-07-16 | 2021-11-23 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912023B (en) * | 2020-07-16 | 2022-01-21 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN111912012A (en) * | 2020-07-16 | 2020-11-10 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
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