CN104329272B - Centrifugal blower and there is its air conditioner - Google Patents
Centrifugal blower and there is its air conditioner Download PDFInfo
- Publication number
- CN104329272B CN104329272B CN201410598768.3A CN201410598768A CN104329272B CN 104329272 B CN104329272 B CN 104329272B CN 201410598768 A CN201410598768 A CN 201410598768A CN 104329272 B CN104329272 B CN 104329272B
- Authority
- CN
- China
- Prior art keywords
- air
- centrifugal blower
- air outlet
- centrifugal
- drain pan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/462—Fluid-guiding means, e.g. diffusers adjustable especially 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
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
- F04D29/4246—Fan casings comprising more than one outlet
Abstract
The invention provides a kind of centrifugal blower and there is its air conditioner.The centrifugal blower includes:Drain pan, drain pan includes the first side and second side being oppositely arranged, at least two air channels are provided with drain pan, each air channel extends to second side from first side, each air channel is respectively provided with the first air outlet positioned at first side and the second air outlet positioned at second side, and the air-out direction of at least two first air outlets positioned at first side is consistent;At least two centrifugal impellers, at least two centrifugal impellers are arranged at least two air channels correspondingly.The centrifugal blower of the present invention and the wind-producing amount that whole centrifugal blower can be increased with its air conditioner, and then improve the refrigeration of centrifugal blower or the efficiency of heating, it is possible to increase the comfort of people.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of centrifugal blower and has its air conditioner.
Background technology
Centrifugal blower is a kind of driven fluid machinery, and it improves atmospheric pressure and transferred out by the mechanical energy of input
Gas.Blower fan is of wide application, be such as used for factory, mine, tunnel, cooling tower, vehicle, ship and building ventilation,
Dust discharge and cooling.In addition, the cooling in the ventilation and air inducing of boiler and industrial furnace, the apparatus of air conditioning and domestic electric appliance
And ventilation.
However, in the prior art, the centrifugal blower of air conditioner is mostly single air channel blower fan, and this blower fan is only capable of from one
Individual air outlet, this make it that the refrigeration of the blower fan and heating efficiency are relatively low.With the development of society, human demand constantly carries
Height, the centrifugal blower in present single air channel can not meet the needs of people.
The content of the invention
It is a primary object of the present invention to provide a kind of centrifugal blower and there is its air conditioner, to solve in the prior art
Centrifugal blower air quantity it is small the problem of.
To achieve these goals, according to an aspect of the invention, there is provided a kind of centrifugal blower, centrifugal blower bag
Include:Drain pan, drain pan include the first side and second side being oppositely arranged, at least two air channels, each air channel are provided with drain pan
Second side is extended to from first side, each air channel is respectively provided with positioned at the first air outlet of first side and positioned at second side
The second air outlet, and positioned at first side at least two first air outlets air-out direction it is consistent;At least two centrifugation leaves
Wheel, at least two centrifugal impellers are arranged at least two air channels correspondingly.
Further, the air-out direction positioned at least two second air outlets of second side is consistent.
Further, centrifugal blower also includes:Motion baffle plate, motion baffle plate are arranged in air channel, and motion baffle plate has will
The first operating position that first air outlet blocks and the second operating position for blocking the second air outlet.
Further, the angle between the air-out direction of the first air outlet and first side is acute angle or obtuse angle.
Further, the angle between the air-out direction of the second air outlet and second side is acute angle or obtuse angle.
Further, air channel is the air-supply groove being arranged on drain pan, and the first cell wall of groove of blowing goes out corresponding to first
The cell wall section in air port is arc surface, and the second cell wall of groove of blowing corresponds to the cell wall section of the first air outlet to favour the first side
The inclined-plane in face.
Further, the first cell wall is to favour the inclined-plane of second side corresponding to the second air outlet cell wall section, second
The cell wall section corresponding to the second air outlet of cell wall is arc surface.
Further, centrifugal impeller is arranged in the middle part of air channel, and the wall positioned at the air channel of the periphery of centrifugal impeller is in circle
Arc.
Further, the air-out direction of the first air outlet and the second air outlet is opposite.
Further, motion baffle plate is circular arc block, and the thickness of circular arc block gradually increases from the first end of circular arc block to the second end
Greatly, the outboard end relative inner end of the augment direction of the thickness of circular arc block and the blade of the centrifugal impeller in the air channel where it is inclined
From direction it is consistent.
Further, drain pan has upper surface, lower surface and the left surface and right flank being oppositely arranged, and upper surface is
First side, lower surface are second side.
Further, there is drain pan upper surface, lower surface and the left surface and right flank being oppositely arranged, left surface to be
First side, right flank are second side.
According to another aspect of the present invention, there is provided a kind of air conditioner, including centrifugal blower, centrifugal blower for it is above-mentioned from
Heart blower fan.
Apply the technical scheme of the present invention, when centrifugal impeller rotates, wind can be produced in air channel, and it is defeated by air channel
Deliver to the first air outlet and the second air outlet, so by the wind in air channel be delivered to the outside of centrifugal blower for people's refrigeration or
Heating, and because the air-out direction of first air outlet positioned at drain pan first side in each air channel is consistent, when centrifugal blower is in
During refrigerating state, the cold wind flowed out from each first air outlet of drain pan first side is not in converging phenomenon, and then can be kept away
Exempt from the cold wind blow-through human body of remittance and cause human body uncomfortable.Because the centrifugal blower of the present invention is provided with multiple air channels, and in wind
The centrifugal impeller of wind processed is arranged in correspondence with road, by increasing capacitance it is possible to increase the wind-producing amount of whole centrifugal blower, and then improve centrifugal blower
Refrigeration or the efficiency of heating, it is possible to increase the comfort of people.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 diagrammatically illustrates the three-dimensional structure diagram of the centrifugal blower of the first embodiment of the present invention;
The front view when centrifugal blower that Fig. 2 diagrammatically illustrates the first embodiment of the present invention is in refrigerating state;
The front view when centrifugal blower that Fig. 3 diagrammatically illustrates the second embodiment of the present invention is in refrigerating state;
The front view when centrifugal blower that Fig. 4 diagrammatically illustrates the first embodiment of the present invention is in heating state;
The front view when centrifugal blower that Fig. 5 diagrammatically illustrates the second embodiment of the present invention is in heating state;
Fig. 6 diagrammatically illustrates the three-dimensional structure diagram of the centrifugal blower of the third embodiment of the present invention;
The front view when centrifugal blower that Fig. 7 diagrammatically illustrates the third embodiment of the present invention is in refrigerating state;With
And
The front view when centrifugal blower that Fig. 8 diagrammatically illustrates the third embodiment of the present invention is in heating state.
Wherein, above-mentioned accompanying drawing marks including the following drawings:
10th, drain pan;20th, air channel;21st, the first air outlet;22nd, the second air outlet;30th, centrifugal impeller;40th, motion baffle plate;
50th, motor.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Referring to reference to shown in Fig. 1 to Fig. 8, left and right above-below direction in figure for the present invention centrifugal blower real work when
Left and right above-below direction, the direction of arrow represents the flow direction of the wind of centrifugal blower in figure.
Referring to shown in Fig. 1,2 and 4, according to the first embodiment of the present invention, there is provided a kind of centrifugal blower, the centrifugal blower
Including the centrifugal impeller 30 of drain pan 10 and at least two.Wherein, drain pan 10 includes the first side and second side being oppositely arranged, bottom
At least two air channels 20 are provided with shell 10, each air channel 20 extends to second side from first side, and each air channel 20 is respectively provided with
Second air outlet 22 of the first air outlet 21 positioned at the first side of drain pan 10 and the second side positioned at drain pan 10, and it is located at bottom
The air-out direction of at least two first air outlets 21 of the first side of shell 10 is consistent;At least two centrifugal impellers 30 correspond
Ground is arranged at least two air channels 20.
When centrifugal impeller 30 rotates, wind can be produced in air channel 20, and the first air outlet is delivered to by air channel 20
21 and second air outlet 22, and then the wind in air channel 20 is delivered to the outside of centrifugal blower so that people are freezed or are heated, again
Because the air-out direction of first air outlet 21 positioned at the first side of drain pan 10 in each air channel 20 is consistent, when centrifugal blower is in system
During cold state, the cold wind flowed out from each first air outlet 21 of the first side of drain pan 10 is not in converging phenomenon, and then can
Avoid the cold wind blow-through human body that crosses and cause human body uncomfortable.Because the centrifugal blower of the present embodiment is provided with multiple air channels 20,
And the centrifugal impeller 30 of wind processed is arranged in correspondence with air channel 20, by increasing capacitance it is possible to increase the wind-producing amount of whole centrifugal blower, and then improve
The refrigeration of centrifugal blower or the efficiency of heating, it is possible to increase the comfort of people.
Preferably, drain pan 10 has upper surface, lower surface and the left surface and right flank being oppositely arranged, above-mentioned each wind
Road 20 extends to lower surface from the upper surface of drain pan 10, and each air channel 20 is respectively provided with the first air outlet 21 positioned at the upper surface of drain pan 10
With the second air outlet 22 positioned at the lower surface of drain pan 10, and first air outlet 21 positioned at the upper surface of drain pan 10 in each air channel 20
Air-out direction is consistent.The first side of above-mentioned drain pan 10 is upper surface, and second side is lower surface.
When centrifugal impeller 30 rotates, wind can be produced in air channel 20, and the first air outlet is delivered to by air channel 20
21 and second air outlet 22, and then the wind in air channel 20 is delivered to the outside of centrifugal blower so that people are freezed or are heated, again
Because the air-out direction of first air outlet 21 positioned at the upper surface of drain pan 10 in each air channel 20 is consistent, when centrifugal blower is in refrigeration
During state, the cold wind flowed out from each first air outlet 21 of the upper surface of drain pan 10 is not in converging phenomenon, and then can be avoided
The cold wind blow-through human body that crosses and cause human body uncomfortable.Because the centrifugal blower of the present embodiment is provided with multiple air channels 20, and
The centrifugal impeller 30 of wind processed is arranged in correspondence with air channel 20, by increasing capacitance it is possible to increase the wind-producing amount of whole centrifugal blower, and then improve centrifugation
The refrigeration of blower fan or the efficiency of heating, it is possible to increase the comfort of people.
In order to drive centrifugal impeller 30 to work, the middle part of the centrifugal impeller 30 of the present embodiment is provided with motor 50, works as motor
50 electric rotation when, drive centrifugal impeller 30 to rotate with wind processed, it is simple in construction, be easy to implement.
Preferably, the air-out direction of second air outlet 22 positioned at the lower surface of drain pan 10 of the present embodiment is consistent, works as centrifugation
When blower fan is in heating state, hot blast flows out from the lower end of drain pan 10, and the density of hot-air is smaller, can climb indoors,
Indoor formation entirety thermal cycle, improve the comfortableness of interior.
Because the air-out mode of different air outlets air outlet different under heating or refrigerating state can give indoor relax
Adaptive brings influence, selects suitable air port to be blown for the ease of people, the centrifugal blower in the present embodiment also includes fortune
Dynamic baffle plate 40, the motion baffle plate 40 are arranged in air channel 20, and when centrifugal blower works, motion baffle plate 40 has the first air outlet
21 the first operating positions blocked and the second operating position for blocking the second air outlet 22.
According to above-mentioned structure, when centrifugal blower is in refrigerating state, motion baffle plate 40 is in its second operating position,
Second air outlet 22 is blocked, now, cold wind caused by centrifugal blower can only flow from the first air outlet 21 of the upper surface of drain pan 10
Go out, because cold wind density ratio air is high, cold wind can sink to spreading, and then improve indoor comfort degree;When centrifugal blower is in system
During Warm status, motion baffle plate 40 is in its first operating position, the first air outlet 21 is blocked, now, caused by centrifugal blower
Hot blast can only flow out from the second air outlet 22 of the lower surface of drain pan 10, and diffusion of climbing indoors, form the hot-air of interior
Overall circulation, and then effectively improve the comfort of human body.
It can be seen that according to the centrifugal blower of the present invention, motion baffle plate 40 can be switched to not by user according to different demands
Same position, and then make centrifugal blower that there is different air-out modes, it is easy to improve indoor comfort.
Because the wind structure processed of centrifugal blower is centrifugal impeller, during centrifugal impeller rotates, for the ease of by wind
Wind in road 20 throws away drain pan 10, and the angle between the air-out direction and horizontal plane of the first air outlet 21 in the present embodiment is
Acute angle or obtuse angle.
As shown in Figure 2, when centrifugal blower is in refrigerating state, motion baffle plate 40 is in its second operating position, by
Two air outlets 22 block, and the centrifugal impeller 30 in air channel 20 rotates in the counterclockwise direction, now, the air-out direction of the first air outlet 21
Angle between horizontal plane is acute angle or obtuse angle, is easy to the wind by air channel 20 to throw away, and realizes that cold air is blown out towards upper left side
Backward lower precipitation diffusion.As shown in Figure 3, in the second embodiment of the present invention, when centrifugal blower is in refrigerating state, motion
Baffle plate 40 is in its second operating position, and the centrifugal impeller 30 that the second air outlet 22 is blocked to air channel 20 revolves along clockwise direction
Turn, now, the angle between the air-out direction and horizontal plane of the first air outlet 21 is acute angle or obtuse angle, is easy to the wind in air channel 20
Throw away, realize cold air towards the backward lower precipitation diffusion of upper right side blowout.
Similarly, for the ease of the wind in air channel 20 thrown away into drain pan 10, the air-out direction of the second air outlet 22 with it is horizontal
Angle between face is also acute angle or obtuse angle.As shown in figure 4, when centrifugal blower is in heating state, motion baffle plate 40 is in it
First operating position, the first air outlet 21 being blocked, the centrifugal impeller 30 in air channel 20 rotates in the counterclockwise direction, now, first
Angle between the air-out direction and horizontal plane of air outlet 21 is acute angle or obtuse angle, is easy to the wind by air channel 20 to throw away, and realizes heat
Air is climb liter diffusion after being blown out towards lower right.As shown in figure 5, in the second embodiment of the present invention, at centrifugal blower
When the state of heating, motion baffle plate 40 is in its first operating position, the first air outlet 21 is blocked, the centrifugal impeller in air channel 20
30 are rotated in a clockwise direction, and now, the angle between the air-out direction and horizontal plane of the first air outlet 21 is acute angle or obtuse angle,
It is easy to the wind by air channel 20 to throw away, realizes that hot-air is climb liter diffusion after being blown out towards lower left.
Further in conjunction with shown in Fig. 1, the air channel 20 in the present embodiment is the air-supply groove being arranged on drain pan 10, groove of blowing
The epimere of the first cell wall be arc surface, the epimere of the second cell wall of groove of blowing is the inclined-plane for favouring horizontal plane.On the one hand
It can ensure that the angle between the air-out direction and horizontal plane of first air outlet 21 in the air channel 20 to be formed is acute angle or obtuse angle;Separately
On the one hand, additionally it is possible to prevent the wall in wind face air channel 20 caused by centrifugal impeller 30 from blowing using arcwall face and inclined-plane wind path wall
And produce excessive noise.
Similarly, in order to reduce the noise in air channel, when centrifugal blower is in heating state, by the first cell wall of groove of blowing
Hypomere be the inclined-plane for favouring horizontal plane, and be arc surface by the hypomere of the second cell wall, on the one hand can ensure the wind to be formed
Angle between the air-out direction and horizontal plane of first air outlet 21 in road 20 is acute angle or obtuse angle;On the other hand, additionally it is possible to profit
Prevent that the wall in wind face air channel 20 caused by centrifugal impeller 30 from blowing and produces excessive make an uproar with arcwall face and inclined-plane wind path wall
Sound.
It is located at the top and bottom of drain pan 10 during due to the first air outlet 21 and the second air outlet 22 respectively, and is used for wind processed
Structure be centrifugal impeller 30, what wind was thrown away from centrifugal impeller 30 with 360 degree, in the periphery of centrifugal impeller 30, relative two
The wind direction of side is opposite, in order to be consistent with the air-out direction of centrifugal impeller 30, the first air outlet 21 in the present embodiment
Air-out direction with the second air outlet 22 is on the contrary, be easy to air-supply and noise reduction.
Preferably, for the ease of conveying cold-hot wind, centrifugal impeller 30 is arranged on the middle part of air channel 20, and be located at centrifugal impeller
The wall in the air channel 20 of 30 periphery is in circular arc, further reduces the generation of noise.
Preferably, the motion baffle plate 40 in the present embodiment is circular arc block, is easy to rotating in a circumferential direction and cutting in centrifugal impeller 30
Change to block the first air outlet 21 or the second air outlet 22, and then make centrifugal blower that there are different air-out modes.In the present embodiment
The thickness of circular arc block gradually increase to the second end from the first end of circular arc block, and the augment direction of the thickness of the circular arc block and its
The direction that the outboard end relative inner end of the blade of centrifugal impeller 30 in the air channel 20 at place is deviateed is consistent.With reference to centrifugal blower
The first air outlet 21 and the second air outlet 22 structure it is recognised that because motion baffle plate 40 is in the radial direction side of centrifugal impeller 30
Upward thickness gradually increases, and when centrifugal blower, which is in, to freeze or heat state, thicker one end of motion baffle plate 40 is located at
Just air-out the first air outlet 21 or just air-out the second air outlet 22 edge, and can be with the plane at air outlet
Overlap to form air-supply passage, improve the air-supply effect in air channel.
Referring to shown in Fig. 6 to 8, according to the present invention according to the third embodiment of the invention, there is provided a kind of centrifugal blower.
The centrifugal blower includes drain pan 10, at least two air channels 20 and at least two centrifugal impellers 30.Wherein, drain pan 10 has upper end
Face, lower surface and the left surface and right flank being oppositely arranged, above-mentioned each air channel 20 is from the left surface of drain pan 10 (equivalent to
First side in one embodiment) right flank (equivalent to the second side in first embodiment) is extended to, each air channel 20 has
There are the first air outlet 21 positioned at the left surface of drain pan 10 and the second air outlet 22 positioned at the right flank of drain pan 10, and each air channel 20
Air-out direction positioned at the first air outlet 21 of the left surface of drain pan 10 is consistent;At least two above-mentioned centrifugal impellers 30 correspond
Ground is arranged at least two above-mentioned air channels 20.
When centrifugal impeller 30 rotates, wind can be produced in air channel 20, and the first air outlet is delivered to by air channel 20
21 and second air outlet 22, and then the wind in air channel 20 is delivered to the outside of centrifugal blower so that people are freezed or are heated, again
Because the air-out direction of first air outlet 21 positioned at the left surface of drain pan 10 in each air channel 20 is consistent, when centrifugal blower is in refrigeration
During state, the cold wind flowed out from each first air outlet 21 of the left surface of drain pan 10 is not in converging phenomenon, and then can be avoided
The cold wind blow-through human body that crosses and cause human body uncomfortable.Because the centrifugal blower of the present embodiment is provided with multiple air channels 20, and
The centrifugal impeller 30 of wind processed is arranged in correspondence with air channel 20, by increasing capacitance it is possible to increase the wind-producing amount of whole centrifugal blower, and then improve centrifugation
The refrigeration of blower fan or the efficiency of heating, it is possible to increase the comfort of people.
In order to drive centrifugal impeller 30 to work, the middle part of the centrifugal impeller 30 of the present embodiment is provided with motor 50, works as motor
50 electric rotation when, drive centrifugal impeller 30 to rotate with wind processed, it is simple in construction, be easy to implement.
Preferably, the air-out direction of second air outlet 22 positioned at the right flank of drain pan 10 of the present embodiment is consistent, works as centrifugation
When blower fan is in heating state, hot blast flows out from the right flank of drain pan 10, and the density of hot-air is smaller, can climb indoors,
Overall thermal cycle is formed indoors, improves the comfortableness of interior.
Because air-out mode of the different air outlets under heating or refrigerating state can give indoor comfortableness to bring influence,
Suitable air port is selected to be blown for the ease of people, the centrifugal blower in the present embodiment also includes motion baffle plate 40, the fortune
Dynamic baffle plate 40 is arranged in air channel 20, and when centrifugal blower works, motion baffle plate 40 has block the first air outlet 21 first
Operating position and the second operating position for blocking the second air outlet 22.
According to above-mentioned structure, when centrifugal blower is in refrigerating state, motion baffle plate 40 is in its second operating position,
Second air outlet 22 is blocked, now, cold wind caused by centrifugal blower can only flow from the first air outlet 21 of the left surface of drain pan 10
Go out, because cold wind density ratio air is high, cold wind can sink to spreading, and then improve indoor comfort degree;When centrifugal blower is in system
Warm status is real-time, and motion baffle plate 40 is in its first operating position, and the first air outlet 21 is blocked, and now, centrifugal blower produces
Hot blast can only be flowed out from the second air outlet 22 of the right flank of drain pan 10, and diffusion of climbing indoors, make the hot-air of interior
Overall circulation is formed, and then effectively improves the comfort of human body.
It can be seen that according to the centrifugal blower of the present invention, motion baffle plate 40 can be switched to not by user according to different demands
Same position, and then make centrifugal blower that there is different air-out modes, it is easy to improve indoor comfort.
Because the wind structure processed of centrifugal blower is centrifugal impeller 30, during centrifugal impeller 30 rotates, for the ease of
Wind in air channel 20 is thrown away into drain pan 10, the angle between the air-out direction and left surface of the first air outlet 21 in the present embodiment
For acute angle or obtuse angle.
As shown in Figure 7, when centrifugal blower is in refrigerating state, motion baffle plate 40 is in its second operating position, by
Two air outlets 22 are blocked, and the centrifugal impeller 30 in air channel 20 is rotated in a clockwise direction, now, the air-out direction of the first air outlet 21
Angle between left surface is acute angle or obtuse angle, is easy to the wind by air channel 20 to throw away, and realizes cold air towards the first side top
The backward lower precipitation diffusion of blowout.
Similarly, for the ease of the wind in air channel 20 is thrown away into drain pan 10, the air-out direction and drain pan of the second air outlet 22
Angle between 10 right flank is also acute angle or obtuse angle.As shown in figure 8, when centrifugal blower is in heating state, motion baffle plate
40 are in its first operating position, and the first air outlet 21 is blocked, and the centrifugal impeller 30 in air channel 20 is rotated in a clockwise direction, this
When, the angle between the air-out direction of the second air outlet 22 and the right flank of drain pan 10 is acute angle or obtuse angle, is easy to air channel 20
Wind throw away, realize hot-air towards diffusion of climbing liter after the blowout of the second side-lower.
Further in conjunction with shown in Fig. 6, the air channel 20 in the present embodiment is the air-supply groove being arranged on drain pan 10, groove of blowing
The first cell wall correspond to the first air outlet 21 the side of cell wall section first be arc surface, the second cell wall of groove of blowing corresponds to
The cell wall section of first air outlet 21 is the inclined-plane for the left surface for favouring drain pan 10.On the one hand the air channel 20 to be formed can be ensured
Angle between the air-out direction of first air outlet 21 and the left surface of drain pan 10 is acute angle or obtuse angle;On the other hand, additionally it is possible to
Prevent that the wall in wind face air channel 20 caused by centrifugal impeller 30 from blowing and produces excessive using arcwall face and inclined-plane wind path wall
Noise.
Similarly, in order to reduce the noise in air channel, when centrifugal blower is in heating state, by the first cell wall of groove of blowing
The cell wall section corresponding to the second air outlet 22 be the face for favouring drain pan 10 inclined-plane, and by the second cell wall correspond to second
The cell wall section of air outlet 22 is arranged to arc surface, on the one hand can ensure the air-out side of first air outlet 21 in the air channel 20 to be formed
It is acute angle or obtuse angle to the angle between the right flank of drain pan 10;On the other hand, additionally it is possible to utilize arcwall face and inclined-plane air channel
Wall prevents that the wall in wind face air channel 20 caused by centrifugal impeller 30 from blowing and produces excessive noise.
It is located at the left surface and right flank of drain pan 10 during due to the first air outlet 21 and the second air outlet 22 respectively, and is used for
The structure of wind processed is centrifugal impeller 30, what wind was thrown away from centrifugal impeller 30 with 360 degree, in the periphery of centrifugal impeller 30, relatively
The wind directions of both sides be phase side, in order to be consistent with the air-out direction of centrifugal impeller 30, the first air-out in the present embodiment
The air-out direction of the air outlet 22 of mouth 21 and second is on the contrary, be easy to air-supply and noise reduction.
Preferably, for the ease of conveying cold-hot wind, centrifugal impeller 30 is arranged on the middle part of air channel 20, and be located at centrifugal impeller
The wall in the air channel 20 of 30 periphery is in circular arc, further reduces the generation of noise.
Preferably, the motion baffle plate 40 in the present embodiment is circular arc block, is easy to rotating in a circumferential direction and cutting in centrifugal impeller 30
Change to block the first air outlet 21 or the second air outlet 22, and then make centrifugal blower that there are different air-out modes.In the present embodiment
The thickness of circular arc block gradually increase to the second end from the first end of circular arc block, and the augment direction of the thickness of the circular arc block and its
The direction that the outboard end relative inner end of the blade of centrifugal impeller 30 in the air channel 20 at place is deviateed is consistent.With reference to centrifugal blower
The first air outlet 21 and the second air outlet 22 structure it is recognised that because motion baffle plate 40 is in the radial direction side of centrifugal impeller 30
Upward thickness gradually increases, and when centrifugal blower, which is in, to freeze or heat state, thicker one end of motion baffle plate 40 is located at
Just air-out the first air outlet 21 or just air-out the second air outlet 22 edge, and can be with the plane at air outlet
Overlap to form air-supply passage, improve the air-supply effect in air channel.
According to another aspect of the present invention, there is provided a kind of air conditioner, including centrifugal blower, centrifugal blower for it is above-mentioned from
Heart blower fan.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect:The present invention's
The efficiency high of the refrigeration or heating of centrifugal blower and air conditioner, the noise in air channel is low, and the air motion composite human body in air channel
Optimal comfort impression.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (11)
- A kind of 1. centrifugal blower, it is characterised in that including:Drain pan (10), the drain pan (10) include the first side and second side being oppositely arranged, set on the drain pan (10) There are at least two air channels (20), each air channel (20) extends to the second side, each wind from the first side Road (20) is respectively provided with the first air outlet (21) positioned at the first side and the second air outlet positioned at the second side (22) air-out direction of at least two first air outlet (21), and positioned at the first side is consistent;At least two centrifugal impellers (30), at least two centrifugal impeller (30) are arranged on described at least two correspondingly In air channel (20);The centrifugal blower also includes:Motion baffle plate (40), the motion baffle plate (40) are arranged in the air channel (20), and the motion baffle plate (40) has will The first operating position that first air outlet (21) is blocked and the second operating position for blocking second air outlet (22);The motion baffle plate (40) is circular arc block, and the first end of thickness from the circular arc block of the circular arc block is gradual to the second end Increase, the leaf of the augment direction of the thickness of the circular arc block and the centrifugal impeller (30) in the air channel (20) where it The direction that the outboard end relative inner end of piece is deviateed is consistent.
- 2. centrifugal blower according to claim 1, it is characterised in that positioned at described at least two of the second side The air-out direction of two air outlets (22) is consistent.
- 3. centrifugal blower according to claim 1, it is characterised in that the air-out direction of first air outlet (21) and institute It is acute angle or obtuse angle to state the angle between first side.
- 4. centrifugal blower according to claim 2, it is characterised in that the air-out direction of second air outlet (22) and Angle between two side faces is acute angle or obtuse angle.
- 5. centrifugal blower according to claim 1, it is characterised in that the air channel (20) is to be arranged on the drain pan (10) On air-supply groove, it is described air-supply groove the first cell wall correspond to first air outlet (21) cell wall section be arc surface, The cell wall section that second cell wall of the air-supply groove corresponds to first air outlet (21) is to favour the inclined-plane of first side.
- 6. centrifugal blower according to claim 5, it is characterised in that first cell wall corresponds to second air-out Mouth (22) cell wall section is to favour the inclined-plane of second side, the groove corresponding to second air outlet (22) of second cell wall Wall section is arc surface.
- 7. centrifugal blower according to claim 1, it is characterised in that the centrifugal impeller (30) is arranged on the air channel (20) middle part, and the wall positioned at the air channel (20) of the periphery of the centrifugal impeller (30) is in circular arc.
- 8. centrifugal blower according to claim 1, it is characterised in that first air outlet (21) and second air-out The air-out direction of mouth (22) is opposite.
- 9. centrifugal blower according to any one of claim 1 to 8, it is characterised in that the drain pan (10) has upper end Face, lower surface and the left surface and right flank being oppositely arranged, the upper surface are the first side, and the lower surface is The second side.
- 10. centrifugal blower according to any one of claim 1 to 8, it is characterised in that the drain pan (10) has upper end Face, lower surface and the left surface and right flank being oppositely arranged, the left surface are the first side, and the right flank is The second side.
- 11. a kind of air conditioner, including centrifugal blower, it is characterised in that the centrifugal blower is any one of claim 1 to 10 Described centrifugal blower.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410598768.3A CN104329272B (en) | 2014-10-29 | 2014-10-29 | Centrifugal blower and there is its air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410598768.3A CN104329272B (en) | 2014-10-29 | 2014-10-29 | Centrifugal blower and there is its air conditioner |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104329272A CN104329272A (en) | 2015-02-04 |
CN104329272B true CN104329272B (en) | 2017-11-14 |
Family
ID=52404058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410598768.3A Active CN104329272B (en) | 2014-10-29 | 2014-10-29 | Centrifugal blower and there is its air conditioner |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104329272B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105240300A (en) * | 2015-11-18 | 2016-01-13 | 远大空品科技有限公司 | Centrifugal fan and air conditioner |
CN105299762A (en) * | 2015-11-18 | 2016-02-03 | 远大空品科技有限公司 | Air conditioner indoor unit with centrifugal fans |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2354047Y (en) * | 1998-10-28 | 1999-12-15 | 江苏春兰制冷设备股份有限公司 | Air conditioner with upper and lower air-outlets |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001153390A (en) * | 1999-11-26 | 2001-06-08 | Daikin Ind Ltd | Air conditioner |
JP4265355B2 (en) * | 2003-09-29 | 2009-05-20 | 株式会社デンソー | Air conditioner |
KR100755139B1 (en) * | 2005-10-05 | 2007-09-04 | 엘지전자 주식회사 | Air conditioner |
CN101101008B (en) * | 2007-08-01 | 2010-11-10 | 深圳市龙岗区金怡信电子厂 | Centrifugal fan and aeration device with indoor air purifying function |
CN103162353A (en) * | 2011-12-19 | 2013-06-19 | 苏州三星电子有限公司 | Air conditioner |
CN203476811U (en) * | 2013-09-10 | 2014-03-12 | 海尔集团公司 | Air duct for double centrifugal fans and air conditioner |
CN204200610U (en) * | 2014-10-29 | 2015-03-11 | 珠海格力电器股份有限公司 | Centrifugal blower and there is its air conditioner |
-
2014
- 2014-10-29 CN CN201410598768.3A patent/CN104329272B/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2354047Y (en) * | 1998-10-28 | 1999-12-15 | 江苏春兰制冷设备股份有限公司 | Air conditioner with upper and lower air-outlets |
Also Published As
Publication number | Publication date |
---|---|
CN104329272A (en) | 2015-02-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105156359B (en) | Blower fan, air-duct-type air-conditioner unit and its air-out method of adjustable wind direction | |
CN108180552B (en) | Wall-mounted air conditioner indoor unit | |
EP3412979B1 (en) | Air-conditioning device | |
CN102235734B (en) | Air conditioner | |
CN106440056A (en) | Air conditioner cabinet | |
CN105674399A (en) | Mixed air outflow air conditioning indoor unit | |
CN105202730B (en) | The air-duct-type air-conditioner unit and its outlet air method of adjustable wind direction | |
CN208475464U (en) | Exhaust air flue structure and air conditioner | |
CN108474568A (en) | Air-conditioning | |
CN108644905A (en) | Exhaust air flue structure and air conditioner | |
CN110762797A (en) | Control method of air conditioner | |
CN105202639A (en) | Multi-air-outlet cabinet type air conditioner | |
CN105202635A (en) | Wind tube machine and air conditioner with same | |
CN207365359U (en) | Air conditioner room unit and air conditioner | |
CN104329272B (en) | Centrifugal blower and there is its air conditioner | |
CN104373386B (en) | Centrifugal fan and air-conditioner provided with same | |
CN206361810U (en) | Cabinet air-conditioner | |
CN206001600U (en) | Indoor set and the air-conditioner with it | |
CN205939404U (en) | Air -conditioner | |
CN106321473B (en) | Cross flow fan for air conditioner | |
CN205208740U (en) | Tuber pipe machine and have its air conditioner | |
CN208886921U (en) | Air conditioner | |
CN205065933U (en) | Tuber pipe machine and have its air conditioner | |
CN204200610U (en) | Centrifugal blower and there is its air conditioner | |
CN109654604A (en) | A kind of air conditioner indoor unit and air conditioner |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |