CN207279858U - Window-mounted air conditioner - Google Patents

Window-mounted air conditioner Download PDF

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Publication number
CN207279858U
CN207279858U CN201721131006.8U CN201721131006U CN207279858U CN 207279858 U CN207279858 U CN 207279858U CN 201721131006 U CN201721131006 U CN 201721131006U CN 207279858 U CN207279858 U CN 207279858U
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CN
China
Prior art keywords
indoor
window
air conditioner
aerofoil fan
mounted air
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Active
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CN201721131006.8U
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Chinese (zh)
Inventor
戴现伟
王永涛
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Qingdao Haier Air Conditioner Gen Corp Ltd
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Qingdao Haier Air Conditioner Gen Corp Ltd
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Priority to CN201721131006.8U priority Critical patent/CN207279858U/en
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Abstract

The utility model provides a kind of window-mounted air conditioner, including：Housing, has indoor and outside, and indoor defines the first area of space, and outside defines second space region；Centrifugal fan, is arranged in the first area of space, has spiral case and the wind wheel being arranged in spiral case, and spiral case has the air intake vent close to indoor front end；First aerofoil fan, is arranged at the air intake vent of spiral case, to accelerate air-flow to be flowed to air intake vent.Which increase the air supply efficiency of window-mounted air conditioner and improve the heat exchange efficiency of indoor end.

Description

Window-mounted air conditioner
Technical field
An electro-technical field is the utility model is related to, more particularly to window-mounted air conditioner.
Background technology
Existing window machine heat exchange is realized by the fan of indoor and the fan of outside, but indoor and outside are each Exchange capability of heat accounting is different, is understood according to test：Under equal rotating speed, improve the exchange capability of heat that indoor side air measures out and be better than room Outside.
Due to window machine air inlet/outlet mode (straight directly to go out, and air inlet/outlet is possible to occur and crosses, and causes sinuous flow and flow-disturbing), Significantly reduce air supply efficiency.
The content of the invention
In view of the above problems, a purpose of the utility model is to provide for one kind and overcomes the above problem or at least part The window-mounted air conditioner that ground solves the above problems.
The utility model one is further objective is that the heat exchange of the air supply efficiency and raising indoor end of increase window-mounted air conditioner Efficiency.
The utility model provides a kind of window-mounted air conditioner, including：
Housing, has indoor and outside, and indoor defines the first area of space, and outside defines second space Region；
Centrifugal fan, is arranged in the first area of space, has spiral case and the wind wheel being arranged in spiral case, and spiral case, which has, to be leaned on The air intake vent of nearly indoor front end；
First aerofoil fan, is arranged at the air intake vent of spiral case, to accelerate air-flow to be flowed to air intake vent.
Alternatively, the front lower portion of indoor goes out formed with indoor air inlet, the upper front end of indoor formed with interior Air port；
The upper end of outside is formed with outdoor air inlet, and the front end of outside is formed with outdoor air outlet.
Alternatively, the first aerofoil fan includes multiple first flabellums, is arranged between multiple first flabellums in Unequal distance.
Alternatively, the first flabellum is six, and the spacing of two the first flabellums of arbitrary neighborhood is different.
Alternatively, window-mounted air conditioner further includes：
Second aerofoil fan, is arranged in second space region, and the second aerofoil fan includes multiple second flabellums.
Alternatively, window-mounted air conditioner further includes：
Partition plate, is arranged at second space region；
Motor, is arranged on partition plate, has an output shaft, the first aerofoil fan, centrifugal fan and the second aerofoil fan according to Secondary drive connection is on output shaft.
Alternatively, the air intake surface of each second flabellum is respectively formed on multiple pits for not penetrating the second flabellum.
Alternatively, the trailing edge of each second flabellum is formed with zigzag structure.
Alternatively, spiral case has the air outlet close to indoor front end, and the indoor air flow for entering window-mounted air conditioner is passed through Air outlet is recycled in indoor environment；
The 3rd aerofoil fan is provided with the air outlet of spiral case, to accelerate the air-flow that the air outlet from spiral case flows out to interior Environment flows.
Alternatively, window-mounted air conditioner further includes：
Indoor heat exchanger, is arranged in the first area of space, and positioned at the front side of the first aerofoil fan；
Outdoor heat exchanger, is arranged in second space region, and positioned at the rear side of the second aerofoil fan, for empty with window machine The compressor and indoor heat exchanger of tune form refrigerant circulation.
The window-mounted air conditioner of the utility model, by setting the first aerofoil fan, accelerating chamber inner side at the air intake vent of spiral case Input end air flow rate, improve indoor air supply efficiency, increase rectification effect, so as to be greatly enhanced changing for indoor Thermal effect.
Further, it is in differ in the window-mounted air conditioner of the utility model, between multiple first flabellums of the first aerofoil fan Away from arrangement, avoid producing resonance with the partition plate of motor, reduce the noise of window-mounted air conditioner.
Further, in the window-mounted air conditioner of the utility model, by being formed on the second flabellum of the second aerofoil fan There are multiple pits for not penetrating the second flabellum, form the second flabellum of bumps, the second flabellum slap gas, increases Coanda effect, Boundary layer loss is reduced, sinuous flow phenomenon is avoided, so as to reduce the presence of resonance voice.Also, by by the of the second aerofoil fan The trailing edge of two flabellums forms zigzag structure, the segmentation of strong concentrated vorticity is separated into some small whirlpools, so as to reduce boundary layer turbulence Intensity, improves the turbulent flow conditions in boundary layer, so as to achieve the purpose that to weaken the second flabellum tail and reduce noise.
According to the accompanying drawings will be more to the detailed description of the utility model specific embodiment, those skilled in the art Add the above-mentioned and other purposes, advantages and features of clear the utility model.
Brief description of the drawings
Some specific realities of the utility model are described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter Apply example.Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that What these attached drawings were not necessarily drawn to scale.In attached drawing：
Fig. 1 is the schematic diagram according to the window-mounted air conditioner of the utility model one embodiment；
Fig. 2 is the schematic diagram of the first aerofoil fan in the window-mounted air conditioner according to the utility model one embodiment； And
Fig. 3 is the signal of the first flabellum of the first aerofoil fan in the window-mounted air conditioner according to the utility model one embodiment Property structure chart.
Embodiment
The present embodiment provide firstly a kind of window-mounted air conditioner, and Fig. 1 is the window machine sky according to the utility model one embodiment The schematic diagram of tune.
Referring to Fig. 1, window-mounted air conditioner may include housing and refrigeration system in general manner.Housing has indoor 101 and outdoor Side 102, indoor 101 are located in the interior space, and indoor 101 defines the first area of space, and outside 102 is located outside ring In border, outside 102 defines second space region.
Refrigeration system can realize that refrigeration system includes compressor, 110 and of indoor heat exchanger using kind of refrigeration cycle is compressed Outdoor heat exchanger 120 etc..Indoor heat exchanger 110 is arranged in the first area of space, and outdoor heat exchanger 120 is arranged at second space In region.Compression kind of refrigeration cycle is using the refrigerant being stored in reservoir in compressor, outdoor heat exchanger 120 and indoor heat exchange The transmission of heat is realized in the compression phase transformation circulation of device 110.In window-mounted air conditioner, refrigeration system may also include reversal valve, change system The flow direction of cryogen, makes indoor heat exchanger 110 realize refrigeration or heat-production functions alternately as evaporator or condenser.Due to window machine It is known by those skilled in the art that kind of refrigeration cycle is compressed in air-conditioning, and details are not described herein for its operation principle and construction.
Especially, window-mounted air conditioner further includes 112 and first aerofoil fan 113 of centrifugal fan.Centrifugal fan 112 is arranged at In one area of space, there is spiral case 111 and the wind wheel being arranged in spiral case 111, spiral case 111 has close to 101 front end of indoor Air intake vent.First aerofoil fan 113 is arranged at the air intake vent of spiral case 111.
Fig. 2 is the schematic structure of the first aerofoil fan 113 in the window-mounted air conditioner according to the utility model one embodiment Figure, Fig. 3 is showing for the first flabellum 113a of the first aerofoil fan 113 in the window-mounted air conditioner according to the utility model one embodiment Meaning property structure chart.
Referring to Fig. 2 and Fig. 3, the first aerofoil fan 113 includes multiple first flabellum 113a, between multiple first flabellum 113a Arranged in Unequal distance, ensure that the radial angle of each first flabellum 113a is different, avoid causing abnormal sound with motor generation resonance.
The quantity of first flabellum 113a can make choice according to the actual requirements, and in the present embodiment, the first flabellum 113a is six A, the spacing of two the first flabellum 113a of arbitrary neighborhood is different in six the first flabellum 113a.
Referring to Fig. 1, the arrow in Fig. 1, which is directed toward, represents air current flow direction.The front lower portion of indoor 101 is formed with interior Air inlet, the upper front end of indoor 101 is formed with indoor air outlet.Air-flow in indoor environment enters by indoor air inlet In indoor 101, after exchanging heat with indoor heat exchanger 110, pass through under the action of the first aerofoil fan 113 and centrifugal fan 112 The air intake vent of spiral case 111 enters in spiral case 111, then is recycled to from the air outlet and indoor air outlet of spiral case 111 in indoor environment, Complete the heat exchange cycle of indoor environment air-flow.
First aerofoil fan 113 is set at the air intake vent of spiral case 111, indoor air flow can be accelerated to be flowed to air intake vent, is improved The air supply efficiency of indoor 101, and the heat exchange efficiency of rectification effect and indoor heat exchanger 110 can be increased.
Spiral case 111 has the air outlet close to 101 front end of indoor, and the indoor air flow for entering window-mounted air conditioner is passed through snail The air outlet of shell 111 is recycled in indoor environment.For the air supply efficiency of further increase indoor 101, the air outlet of spiral case 111 Place can set the 3rd aerofoil fan, and the air-flow of 111 air outlet of spiral case is accelerated to circulate by the 3rd aerofoil fan by indoor air outlet Into indoor environment, the air supply efficiency of indoor 101 is further improved.
The upper end of outside 102 is formed with outdoor air inlet, and the front end of outside 102 is formed with outdoor air outlet.It is outdoor The second aerofoil fan 114 is disposed with the second space region of side 102.Second aerofoil fan 114 includes multiple second flabellums.
Indoor heat exchanger 110 is arranged in the first area of space, and positioned at the front side of the first aerofoil fan 113.Outdoor is changed Hot device 120 is arranged in second space region, and positioned at the rear side of the second aerofoil fan 114.Kind of refrigeration cycle is compressed using storage Refrigerant in reservoir realizes heat in the compression phase transformation circulation of compressor, outdoor heat exchanger 120 and indoor heat exchanger 110 Transmission.The air-flow entered by outdoor air inlet is blown to outdoor heat exchanger 120 by the second aerofoil fan 114, and is gone out by outdoor In air port discharge outdoor environment, accelerate the heat dissipation of outdoor heat exchanger 120.
To drive the rotation of the first aerofoil fan 113,112 and second aerofoil fan 114 of centrifugal fan, second space region In be provided with partition plate, partition plate can be stood in second space region, and motor is arranged on partition plate, and the output shaft of motor is by indoor 101 are connected with the first aerofoil fan 113,112 and second aerofoil fan 114 of centrifugal fan in turn to outside 102.First axle stream Fan 113,112 and second aerofoil fan 114 of centrifugal fan are rotated coaxially by the drive of motor.
Its partition plate vibration can be caused to carry during motor operation, for avoid the first aerofoil fan 113, centrifugal fan 112 and Second aerofoil fan 114 produces resonance with motor, is arranged between multiple first flabellum 113a of the first aerofoil fan 113 in Unequal distance Row, are consequently formed the first aerofoil fan 113 of Unequal distance, the first aerofoil fan 113 can be avoided to produce resonance with motor, reduction is made an uproar Sound.
Further, can not be penetrated formed with multiple on the air intake surface of each second flabellum of the second aerofoil fan 114 The pit of two flabellums.By forming multiple pits for not penetrating the second flabellum, the rotation of the second flabellum on the air intake surface of the second flabellum Lift gas pressure when turning, the convex-concave surface slap gas of the second flabellum, increases Coanda effect, reduces boundary layer loss, so that Phenomena such as avoiding sinuous flow, reduces noise.
The trailing edge of each second flabellum of second aerofoil fan 114 is formed with zigzag structure.By by the second flabellum Trailing edge forms zigzag structure, changes the pressure distribution in the second flabellum area, the segmentation of strong concentrated vorticity is separated into some small Whirlpool, so as to reduce boundary layer turbulence intensity, improves the turbulent flow conditions in boundary layer, thus reach weaken the second flabellum tail and Reduce noise.
The flabellum of second aerofoil fan 114 can use 3,5 or 7.In the present embodiment, the second aerofoil fan 114 Flabellum is 3.The outer end of multiple second flabellums of second aerofoil fan 114 is provided with water ring, and condensed water is got to window On the outdoor heat exchanger 120 of air conditioner, accelerate the heat dissipation of outdoor heat exchanger 120.
The window-mounted air conditioner of the present embodiment, by setting the first aerofoil fan 113, accelerating chamber at the air intake vent of spiral case 111 The input end air flow rate of inner side 101, improves 101 air supply efficiency of indoor, increases rectification effect, so as to be greatly enhanced The heat transfer effect of indoor 101.
Further, in the window-mounted air conditioner of the present embodiment, it is between multiple first flabellum 113a of the first aerofoil fan 113 Unequal distance arranges, and avoids producing resonance with the partition plate of motor, reduces the noise of window-mounted air conditioner.
Further, in the window-mounted air conditioner of the present embodiment, by being formed on the second flabellum of the second aerofoil fan 114 There are multiple pits for not penetrating the second flabellum, form the second flabellum of bumps, the second flabellum slap gas, increases Coanda effect, Boundary layer loss is reduced, sinuous flow phenomenon is avoided, so as to reduce the presence of resonance voice.Also, by by the second aerofoil fan 114 The trailing edge of second flabellum forms zigzag structure, and the segmentation of strong concentrated vorticity is separated into some small whirlpools, so as to reduce boundary layer rapids Intensity of flow, improves the turbulent flow conditions in boundary layer, so as to achieve the purpose that to weaken the second flabellum tail and reduce noise.
So far, although those skilled in the art will appreciate that detailed herein have shown and described the more of the utility model A exemplary embodiment, still, still can be public according to the utility model 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 practicality is new The scope of type is understood that and regards as to cover other all these variations or modifications.

Claims (10)

  1. A kind of 1. window-mounted air conditioner, it is characterised in that including：
    Housing, has indoor and outside, and the indoor defines the first area of space, and the outside defines second Area of space；
    Centrifugal fan, is arranged in first area of space, has spiral case and the wind wheel being arranged in the spiral case, the snail Shell has the air intake vent close to the indoor front end；
    First aerofoil fan, is arranged at the air intake vent of the spiral case, to accelerate air-flow to be flowed to the air intake vent.
  2. 2. window-mounted air conditioner according to claim 1, it is characterised in that
    The front lower portion of the indoor is formed with indoor air inlet, and the upper front end of the indoor is formed with indoor outlet air Mouthful；
    The upper end of the outside is formed with outdoor air inlet, and the front end of the outside is formed with outdoor air outlet.
  3. 3. window-mounted air conditioner according to claim 1, it is characterised in that
    First aerofoil fan includes multiple first flabellums, is arranged between the multiple first flabellum in Unequal distance.
  4. 4. window-mounted air conditioner according to claim 3, it is characterised in that
    First flabellum is six, and the spacing of two first flabellums of arbitrary neighborhood is different.
  5. 5. window-mounted air conditioner according to claim 3, it is characterised in that further include：
    Second aerofoil fan, is arranged in the second space region, and second aerofoil fan includes multiple second flabellums.
  6. 6. window-mounted air conditioner according to claim 5, it is characterised in that further include：
    Partition plate, is arranged at the second space region；
    Motor, is arranged on the partition plate, has an output shaft, first aerofoil fan, the centrifugal fan and described Two aerofoil fans are sequentially connected on the output shaft successively.
  7. 7. window-mounted air conditioner according to claim 5, it is characterised in that
    The air intake surface of each second flabellum is respectively formed on multiple pits for not penetrating second flabellum.
  8. 8. window-mounted air conditioner according to claim 5, it is characterised in that
    The trailing edge of each second flabellum is formed with zigzag structure.
  9. 9. window-mounted air conditioner according to claim 1, it is characterised in that
    The spiral case has the air outlet close to the indoor front end, and the indoor air flow for entering the window-mounted air conditioner is passed through The air outlet is recycled in indoor environment；
    The 3rd aerofoil fan is provided with the air outlet of the spiral case, with accelerate from the spiral case air outlet flow out air-flow to The indoor environment flowing.
  10. 10. window-mounted air conditioner according to claim 5, it is characterised in that further include：
    Indoor heat exchanger, is arranged in first area of space, and positioned at the front side of first aerofoil fan；
    Outdoor heat exchanger, is arranged in the second space region, and positioned at second aerofoil fan rear side, for institute The compressor and the indoor heat exchanger for stating window-mounted air conditioner form refrigerant circulation.
CN201721131006.8U 2017-09-05 2017-09-05 Window-mounted air conditioner Active CN207279858U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721131006.8U CN207279858U (en) 2017-09-05 2017-09-05 Window-mounted air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721131006.8U CN207279858U (en) 2017-09-05 2017-09-05 Window-mounted air conditioner

Publications (1)

Publication Number Publication Date
CN207279858U true CN207279858U (en) 2018-04-27

Family

ID=61989779

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721131006.8U Active CN207279858U (en) 2017-09-05 2017-09-05 Window-mounted air conditioner

Country Status (1)

Country Link
CN (1) CN207279858U (en)

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