CN108469074A - Air-conditioning equipment - Google Patents
Air-conditioning equipment Download PDFInfo
- Publication number
- CN108469074A CN108469074A CN201810180623.XA CN201810180623A CN108469074A CN 108469074 A CN108469074 A CN 108469074A CN 201810180623 A CN201810180623 A CN 201810180623A CN 108469074 A CN108469074 A CN 108469074A
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- Prior art keywords
- air
- heat exchanger
- exhaust outlet
- tubular wine
- wine wheel
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
- F24F1/022—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing comprising a compressor cycle
- F24F1/027—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing comprising a compressor cycle mounted in wall openings, e.g. in windows
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The present invention provides a kind of air-conditioning equipments, including：Shell, is equipped with return air inlet and exhaust outlet, and exhaust outlet is located at the upside of return air inlet；Tubular wine wheel in cross flow fan, including spiral case air duct and spiral case air duct, spiral case air duct are connected to return air inlet and exhaust outlet, can suck air-flow from return air inlet when tubular wine wheel rotates and certain driving air-flow is discharged from exhaust outlet；Heat exchanger intersects with the horizontal section of tubular wine wheel lower extreme point, and heat exchanger has more heat exchanger tubes, wherein the quantity for being located at the heat exchanger tube on the downside of horizontal section is more than the quantity for the heat exchanger tube being located on the upside of horizontal section.The air-conditioning equipment that this programme provides, air-flow amount of deflection when being contacted with heat exchanger surface is small, it is not easy to be vortexed, it can realize that air-flow streamline is smooth, smooth at heat exchanger, achieve the purpose that reduce pneumatic noise, reduce drag losses, it can be conducive to control tubular wine wheel simultaneously to work in the rotating speed frequency range of excellent noise reduction effect, improve equipment noise level, make the reduction of noise total value.
Description
Technical field
The present invention relates to field of air conditioning, in particular to a kind of air-conditioning equipment.
Background technology
It is existing to be driven using centrifugal wind wheel as the indoor of the air-conditioning equipments such as window air conditioner, mobile air-conditioner
Air circulation, in the implementation of the present invention, inventor has found the prior art, and there are the following problems：Existing air-conditioning equipment is being transported
There are indoor sounds of the wind when row it is unstable, noise is big the problems such as, cause product usage experience bad, and lead to air-conditioning equipment entirety energy
Imitate relatively low, high energy consumption.
Invention content
At least one in order to solve the above-mentioned technical problem, the purpose of the present invention is to provide a kind of air-conditioning equipments.
To achieve the above object, the embodiment provides a kind of air-conditioning equipments, including：Shell is equipped with return air inlet
And exhaust outlet, the exhaust outlet are located at the upside of the return air inlet；In cross flow fan, including spiral case air duct and the spiral case air duct
Tubular wine wheel, the spiral case air duct is connected to the return air inlet and the exhaust outlet, and when tubular wine wheel rotation can be by gas
From return air inlet sucking, simultaneously certain driving air-flow is discharged stream from the exhaust outlet；Heat exchanger, the water with the tubular wine wheel lower extreme point
Side grain intersects, and the heat exchanger has more heat exchanger tubes, wherein is located at the number of the heat exchanger tube on the downside of the horizontal section
Quantity of the amount more than the heat exchanger tube being located on the upside of the horizontal section.
The air-conditioning equipment that the above embodiment of the present invention provides, the heat exchanger tube being located in heat exchanger on the upside of the horizontal section
Quantity be less than be located at the horizontal section on the downside of heat exchanger tube quantity, even if also most of heat exchanger tubes of heat exchanger are located at through-flow
The downside of wind wheel, when tubular wine wheel rotation is located at the exhaust outlet of upside with certain driving air-flow from the return air inlet flow direction positioned at downside, greatly
Fraction along the suitable pressure direction of tubular wine wheel air draught pass through heat exchanger carry out heat convection, in this way, air-flow with heat exchanger table
Amount of deflection is small when face contacts, it is not easy to be vortexed, realization makes at heat exchanger that air-flow streamline is smooth, smooth, reaches reduction air-flow
Noise, reduce drag losses purpose, and this along tubular wine wheel air draught suitable pressure direction flowing air-flow have air quantity greatly, wind pressure
Feature high, flow velocity is big is inhaled with this along tubular wine wheel by the downside for making most of heat exchanger tubes of heat exchanger be located at tubular wine wheel
The air-flow heat exchange of the suitable pressure direction flowing of wind, can further promote the heat exchange efficiency of heat exchanger, and reduce the air quantity at heat exchanger
Loss, and can be designed so that the rotating speed requirement reduction under identical heat exchange load condition to tubular wine wheel in this way, be conducive to control
Tubular wine wheel processed realize noise reduction optimize and the highest rotating speed frequency range of noise reduction efficacy in work, further improve air-flow with
Noise level in heat exchanger Convective Heat Transfer makes the reduction of noise total value.
In addition, the air-conditioning equipment in above-described embodiment provided by the invention can also have following additional technical feature：
In above-mentioned technical proposal, the area A of the return air inlet meets with the area B of the exhaust outlet：2.5≤A/B≤
3.5。
In the present solution, the quantity based on the heat exchanger tube on the upside of horizontal section, which is less than, is located at changing on the downside of horizontal section
The area B of the structure of the quantity of heat pipe, the area A and exhaust outlet that further design return air inlet meets：2.5≤A/B≤3.5, this
Sample can ensure that tubular wine wheel is imitated to the driving force of air-flow, by the wind pressure and air quantity factor and heat exchange that return air inlet and exhaust outlet regulate and control
Rate factor three is mutually coordinated, and to ensure to realize that the air-flow streamline at heat exchanger is smooth, smooth, reaching reduces pneumatic noise, subtracts
The purpose of slight drag loss takes into account the noise reduction and efficiency for promoting product, and when A/B is less than 2.5, return air inlet is less than normal, arranges
The problem of air port is bigger than normal, and having back wind resistance, air-flow inertial flow is big greatly, at return air, air supplying distance shortening, is especially returning
At wind position, good, accurately air flow direction can not be corrected and is oriented to using the negative pressure driving force of tubular wine wheel, caused
Air-flow is easy deflection when being contacted with heat exchanger, and cannot achieve makes air-flow be contacted with most of heat exchanger tube along pressure direction, is easy
There is vortex noise, and when A/B is more than 3.5, it is unfavorable for ensureing that product is beautiful, and air draft pressure drop is big, tubular wine wheel driving is negative
Lotus increases, and is unfavorable for controlling tubular wine wheel work in realization noise reduction optimization and the most efficient rotating speed frequency range of noise reduction efficacy
Make.
In any of the above-described technical solution, the air-conditioning equipment further includes：First grid is set at the return air inlet；And/or
Second grid is set at the exhaust outlet.
In the present solution, the first grid is arranged at return air inlet, the first grid can play blocking and protection at return air inlet
Effect, prevents foreign matter from entering return air inlet, and the first grid can carry out wind cutting fair current when return air inlet is entered the wind, and be lifted into air-flow
Ride comfort strengthens noise reduction；Second grid is set at exhaust outlet, and the second grid can play blocking and protection at exhaust outlet
Effect prevents foreign matter from entering exhaust outlet, and the second grid can carry out wind cutting fair current in exhaust outlet air draft, promotes discharge air-flow
Ride comfort strengthens noise reduction, and can promote exhaust ports flow velocity, extends air supplying distance.
More specifically, the first grid is strip grid or is the porous hardened of the forms such as ellipticity, cellular, radial
Structure, the second grid be strip grid or be the forms such as ellipticity, cellular, radial perforated plate construction, certainly, the second grid
It is alternatively louvered grid, or is a whole flat shape or the wind deflector structure of arcuation.
In any of the above-described technical solution, the direction of the exhaust outlet meets with the angle theta of horizontal direction：0 °≤θ≤35 °,
And/or the direction of the return air inlet and the angle β of horizontal direction meet：0°≤β≤15°.
In the present solution, the direction of design exhaust outlet meets with the angle theta of horizontal direction：0 °≤θ≤35 °, which goes out
Wind energy is conducive to wind and sends out at a distance forward while Wind Volume and low noise is effectively ensured, and effectively meets relaxing for room
Adaptive requirement, and complete machine can be allowed to seem thinner more attractive；The angle β of the direction and horizontal direction that design return air inlet meets：
0 °≤β≤15 °, which can allow complete machine to seem thinner, more attractive, and be conducive to expand return air range, be conducive to promote return air
Amount, and will not occur because of the problem of return air angle tilts very much and heat exchanger condensed water is caused to be revealed from return air inlet.
In above-mentioned technical proposal, for the exhaust outlet direction and horizontal direction angle be more than 0 ° the case where, it is described
The direction of exhaust outlet tilts upwards.
In the present solution, the direction of design exhaust outlet tilts upwards, be thinned conducive to fuselage, and this to be conducive to wind remote forward
Distance is sent out, and particularly with window air conditioner and mobile air conditioner, such product is chiefly used in refrigeration mode operation, by making exhaust outlet
Towards tilting upwards, the characteristics of capable of sinking using cold air, improves cold air and send out height, extend cold air sinking time, extend
Cold air sends out distance, promotes room temperature uniformity.
In above-mentioned technical proposal, for the return air inlet direction and horizontal direction angle be more than 0 ° the case where, it is described
The direction of return air inlet tilts down.
In the present solution, the direction of design return air inlet tilts down, it is thinned conducive to fuselage, and utilize hot gas itself in return air
Floating movement, be conducive to promote return air amount and return air efficiency.
In any of the above-described technical solution, diameter D and its axial length L of the tubular wine wheel meet：3.5≤L/D≤
4.6。
In the present solution, diameter D and its axial length L of design tubular wine wheel meet 3.5≤L/D≤4.6, can make
Tubular wine wheel size and size of heat exchanger are more coordinated, and the quantity that can more easily meet the heat exchanger tube on the downside of horizontal section is more than water
The design requirement of the quantity of heat exchanger tube on the upside of side grain is conducive to realize that product component is compact, and if the draw ratio of tubular wine wheel
When L/D is more than 4.6, it is unfavorable for reducing the width dimensions of heat exchanger, allows complete machine to seem heavy, and if the draw ratio L/ of tubular wine wheel
When D is less than 3.5, tubular wine wheel is too short, is unfavorable for increasing the area of one-row heat exchanger, is unfavorable for improving the efficiency of complete machine.
In any of the above-described technical solution, the diameter D of the tubular wine wheel meets：88mm≤D≤105mm.
In the present solution, setting 88mm≤D≤105mm, on the one hand, can make tubular wine wheel size and size of heat exchanger
More coordinate, can more easily meet quantity of the quantity more than the heat exchanger tube on the upside of horizontal section of the heat exchanger tube on the downside of horizontal section
Design requirement, be conducive to realize product component it is compact, on the other hand, the air quantity requirement of tubular wine wheel can be met, while again not
Air-supply noise is will increase, i.e. tubular wine wheel under the size is realizing noise reduction optimization and the highest rotating speed frequency of noise reduction efficacy
In section when work, general air-conditioning equipment air output requirement can be met simultaneously, be conducive to further improve the operation noise of tubular wine wheel,
Reduce equipment run noise total value, and if D be less than 88mm when, there is a problem of that tubular wine wheel is too small, be unfavorable for improve air quantity, and
Interior Lateral supply noise easy to increase, and if D is easy to occupy the space of heat exchanger, is unfavorable for reducing canyon when being more than 105mm
The volume of inboard portion.
It is highly preferred that the D meets：90mm≤D≤100mm.
In any of the above-described technical solution, the heat exchanger includes：Multiple sub- heat exchanging part, appointing in multiple sub- heat exchanging part
The adjacent sub- heat exchanging part of anticipating constructs angle, keeps the heat exchanger integrally recessed, wherein the tubular wine wheel is located at institute
State the side that heat exchanger is in indent.
In the present solution, being also to roll over form, and be allowed to be arranged in tubular wine wheel in half-surrounded by design of heat exchanger more
Outside, this is simple in structure, and can realize multi-angle air inlet heat exchange, promotes heat exchanger effective heat exchange area and heat exchange efficiency, and this
Scheme may make to the more flexible convenience of the Position Design of more heat exchanger tubes, can more easily expire by the way that multiple sub- heat exchanging part are arranged
The quantity of heat exchanger tube on the downside of sufficient horizontal section is conducive to realize more than the design requirement of the quantity of the heat exchanger tube on the upside of horizontal section
Product component is compact, is conducive to reduce the volume of canyon inboard portion.
Preferably, angle is constructed between any two in multiple sub- heat exchanging part.
In any of the above-described technical solution, the air-conditioning equipment is window air conditioner or mobile air conditioner, and the cross flow fan is institute
State the indoor wind turbine of window air conditioner or mobile air conditioner.
The additional aspect and advantage of the present invention will become apparent in following description section, or practice through the invention
Recognize.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein：
Fig. 1 is the dimensional structure diagram of air-conditioning equipment described in one embodiment of the invention；
Fig. 2 is the broken section structural schematic diagram of air-conditioning equipment described in one embodiment of the invention；
Fig. 3 is the dimensional structure diagram of air-conditioning equipment described in one embodiment of the invention；
Fig. 4 is the broken section structural schematic diagram of air-conditioning equipment described in one embodiment of the invention；
Fig. 5 is the dimensional structure diagram of air-conditioning equipment described in one embodiment of the invention；
Fig. 6 is the broken section structural schematic diagram of air-conditioning equipment described in one embodiment of the invention；
Fig. 7 is the dimensional structure diagram of air-conditioning equipment described in one embodiment of the invention；
Fig. 8 is the broken section structural schematic diagram of air-conditioning equipment described in one embodiment of the invention；
Fig. 9 is the broken section structural schematic diagram of cross flow fan described in one embodiment of the invention；
Figure 10 is the partial structurtes of cross flow fan described in one embodiment of the invention perpendicular to its tubular wine wheel axis
Projection view in plane；
Figure 11 is the partial enlargement structural representation of cross flow fan described in one embodiment of the invention；
Figure 12 is the partial enlargement structural representation of air-conditioning equipment described in one embodiment of the invention；
Figure 13 is the structural schematic diagram of shell described in one embodiment of the invention；
Figure 14 is the structural schematic diagram of tubular wine wheel described in one embodiment of the invention；
Figure 15 is the exploded structural schematic diagram of air-conditioning equipment described in one embodiment of the invention.
Wherein, the reference numeral in Fig. 1 to Figure 15 and the correspondence between component names are：
10 shells, 11 exhaust outlets, 111 hole walls, 12 return air inlets, 20 volute sections, 21 against edge, 22 molded line, 221 curved sections,
222 straightways, 30 volute tongue portions, 40 tubular wine wheels, 41 axle sleeves, 42 connecting shafts, 50 heat exchangers, 51 heat exchanger tubes, 60 motors, outside Room 70
Side section, 80 grooves, 91 first grids, 92 second grids.
Specific implementation mode
To better understand the objects, features and advantages of the present invention, below in conjunction with the accompanying drawings and specific real
Mode is applied the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
To be implemented different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
The air-conditioning equipment that the first embodiment of invention provides, air-conditioning equipment can be integral type air-conditioning (such as window air conditioner or
Mobile air conditioner), integrated air conditioner includes indoor side section and outdoor side section 70, and certainly, air-conditioning equipment is alternatively the room of air-conditioning
Interior machine is specifically illustrated by taking window air conditioner as an example, and as shown in Fig. 2 and Figure 14, window air conditioner includes：Shell 10 belongs to it
The cross flow fan and heat exchanger 50 of indoor side section.
Specifically, shell 10 is equipped with return air inlet 12 and exhaust outlet 11, and exhaust outlet 11 is located at the upside of return air inlet 12；Through-flow wind
Machine includes the tubular wine wheel 40 in spiral case air duct and spiral case air duct, and spiral case air duct is connected to return air inlet 12 and exhaust outlet 11, through-flow
Wind wheel 40 can suck air-flow from return air inlet 12 when rotating and certain driving air-flow is discharged from exhaust outlet 11；Heat exchanger 50 and tubular wine wheel
The horizontal section JJ intersections of 40 lower extreme points, heat exchanger 50 have more heat exchanger tubes 51, wherein changing on the downside of horizontal section JJ
The quantity of heat pipe 51 is more than the quantity for the heat exchanger tube 51 being located on the upside of horizontal section JJ.
It is worth noting that as shown in Fig. 2, the horizontal section JJ of 40 lower extreme point of tubular wine wheel refer to outside tubular wine wheel 40
The tangent horizontal plane of the minimum point of circumference.In addition, horizontal section JJ intersects with heat exchanger 50, it is worth noting that, to be located at
51 quantity of heat exchanger tube on the upside of horizontal section JJ is less than for 51 quantity of heat exchanger tube being located on the downside of horizontal section JJ, for heat exchange
The heat exchanger tube 51 intersected with horizontal section JJ on device 50, if more than half of the heat exchanger tube 51 intersected with horizontal section JJ is located at water
On the downside of side grain JJ, then the heat exchanger tube 51 is counted as being located at the heat exchanger tube 51 on the downside of horizontal section JJ；If with horizontal section JJ phases
More than half of the heat exchanger tube 51 of friendship is located on the upside of horizontal section JJ, then the heat exchanger tube 51 is counted as being located on the upside of horizontal section JJ
Heat exchanger tube 51；If the half of the heat exchanger tube 51 intersected with horizontal section JJ is located on the upside of horizontal section JJ, the other half is located at water
On the downside of side grain JJ, which is counted as being located at the heat exchanger tube 51 on the downside of horizontal section JJ, such as shown in Fig. 2, heat exchanger
50 51 quantity of heat exchanger tube for being located on the downside of horizontal section JJ are 17, and it is 7 to be located at 51 quantity of heat exchanger tube on the upside of horizontal section JJ.
The air-conditioning equipment that the above embodiment of the present invention provides, the heat exchanger tube being located in heat exchanger 50 on the upside of horizontal section JJ
51 quantity is less than the quantity for the heat exchanger tube 51 being located on the downside of horizontal section JJ, even if also most of heat exchanger tubes 51 of heat exchanger 50
Positioned at the downside of tubular wine wheel 40, the rotation of tubular wine wheel 40 is located at upside with certain driving air-flow from the flow direction of return air inlet 12 positioned at downside
Exhaust outlet 11 when, most of air-flow along the suitable pressure direction of 40 air draught of tubular wine wheel pass through heat exchanger 50 carry out heat convection, this
Sample, air-flow amount of deflection when being contacted with 50 surface of heat exchanger are small, it is not easy to be vortexed, and comprehensive tubular wine wheel 40 is had itself
Some air-supplies uniform low noise the advantages of, it can be achieved that making at heat exchanger 50 that air-flow streamline is smooth, smooth, reaching, which reduces air-flow, makes an uproar
Sound, reduce drag losses purpose, and this along 40 air draught of tubular wine wheel suitable pressure direction flowing air-flow have air quantity greatly, flow velocity
Big feature is inhaled with this along tubular wine wheel 40 by the downside for making most of heat exchanger tubes 51 of heat exchanger 50 be located at tubular wine wheel 40
The air-flow heat exchange of the suitable pressure direction flowing of wind, it is insufficient can to make up existing wind pressure for tubular wine wheel 40 compares centrifugal wind wheel
Problem, and the heat exchange efficiency of heat exchanger 50 can be further promoted, and reduce the wind loss at heat exchanger 50, and design can in this way
So that requiring to reduce to the rotating speed of tubular wine wheel 40 under identical heat exchange load condition, be conducive to control tubular wine wheel 40 in reality
Existing noise reduction optimizes and the interior work of the highest rotating speed frequency range of noise reduction efficacy, further improves air-flow and is changed with 50 convection current of heat exchanger
Noise level in thermal process may be implemented equipment running lower noise to 37 decibels hereinafter, designing in equipment operating parameter
When proper, or even equipment can be made to run lower noise to 25 decibels, avoid noise sense of discomfort well, promoted product and use comfortably
Degree.
More specifically, as shown in Figure 14 and Figure 15, axle sleeve 41 is set in one end of tubular wine wheel 40, tubular wine wheel 40 it is another
End is equipped with connecting shaft 42, and the output shaft of a motor 60 can be connect with the axis hole on axle sleeve 41,42 energy of connecting shaft of tubular wine wheel 40
It is enough mounted on bearing block, to drive tubular wine wheel 40 to rotate using motor 60.
In the second embodiment of air-conditioning equipment of the present invention, it is preferable that in addition to above-mentioned first embodiment feature with
Outside, the area B of the area A and exhaust outlet 11 that further limit return air inlet 12 meet：2.5≤A/B≤3.5, wherein based on being located at
The quantity of heat exchanger tube 51 on the upside of horizontal section be less than be located at horizontal section on the downside of heat exchanger tube 51 quantity structure, by into
The area B for the area A and exhaust outlet 11 that one step designs return air inlet 12 meets：2.5≤A/B≤3.5 can ensure through-flow wind in this way
Take turns driving force, wind pressure and air quantity factor by return air inlet 12 and the regulation and control of exhaust outlet 11 and the heat exchange efficiency factor three of 40 pairs of air-flows
Mutually coordinated, to ensure to realize that the air-flow streamline at heat exchanger 50 is smooth, smooth, reaching reduces pneumatic noise, reduces resistance damage
The purpose of mistake takes into account the noise reduction and efficiency for promoting product, and when A/B is less than 2.5, return air inlet 12 is less than normal, exhaust outlet 11
It is bigger than normal, there can be the problem of back wind resistance is big, air-flow inertial flow is big at return air, and air supplying distance shortens, especially in return air position
Place is set, good, accurately air flow direction can not be corrected and is oriented to using the negative pressure driving force of tubular wine wheel 40, lead to gas
Stream is easy deflection when being contacted with heat exchanger 50, and cannot achieve makes air-flow be contacted with most of heat exchanger tube 51 along pressure direction, holds
Easily there is vortex noise, and when A/B is more than 3.5, it is unfavorable for ensureing that product is beautiful, and air draft pressure drop is big, tubular wine wheel 40 drives
Dynamic load increases, and is unfavorable for controlling tubular wine wheel 40 in realization noise reduction optimization and the most efficient rotating speed frequency range of noise reduction efficacy
Interior work.
About above-described embodiment, it is to be understood that as shown in Fig. 2, it is preferred that return air inlet 12 and exhaust outlet 11 are substantially in
Rectangle is rectangular, when return air inlet 12 and exhaust outlet 11 are of same size, the height Y2 of return air inlet 12 and the height Y1 of exhaust outlet 11
The ratio between Y2/Y1 be equal to the height Y2 and exhaust outlet 11 of the ratio between 12 area A of return air inlet and 11 area B of exhaust outlet namely return air inlet 12
Height Y1 equally meet：2.5≤return air open height Y2/ air draft open heights Y1≤3.5.
In the 3rd embodiment of air-conditioning equipment of the present invention, it is preferable that other than above-mentioned arbitrary feature, air-conditioning
Equipment further includes the first grid 91, which is set at return air inlet 12, which can rise at return air inlet 12
To blocking and protective action, prevent foreign matter from entering return air inlet 12, and the first grid 91 can carry out wind cutting when return air inlet 12 is entered the wind
Fair current is lifted into the ride comfort of air-flow, strengthens noise reduction.More specifically, the first grid 91 is other than being strip grid,
Can be ellipticity, cellular, radial perforated plate construction.
It is worth noting that when calculating the area A of return air inlet 12, the area A of return air inlet 12 includes return air inlet 12 by the
The area of one grid, 91 shield portions.
In the fourth embodiment of air-conditioning equipment of the present invention, it is preferable that other than above-mentioned arbitrary feature, air-conditioning
Equipment further includes the second grid 92, which is set at exhaust outlet 11, which can rise at exhaust outlet 11
To blocking and protective action, prevent foreign matter from entering exhaust outlet 11, and the second grid 92 can carry out wind cutting in 11 air draft of exhaust outlet
Fair current promotes the ride comfort of discharge air-flow, strengthens noise reduction, and can promote exhaust ports flow velocity, extends air supplying distance.More
Specifically, the second grid 92 can also be louvered grid or a whole flat shape or arcuation other than being strip grid
Wind deflector structure.
It is worth noting that when calculating the area B of exhaust outlet 11, the area B of exhaust outlet 11 includes exhaust outlet 11 by the
The area of two grids, 92 shield portions.
In the 5th embodiment of air-conditioning equipment of the present invention, as depicted in figs. 1 and 2, in addition to above-mentioned first to fourth
Other than the feature of embodiment, the angle theta towards m and horizontal direction h for further limiting exhaust outlet 11 is 0 °, which goes out wind energy
While Wind Volume and low noise is effectively ensured, is conducive to wind and sends out at a distance forward, effectively meet the comfort in room
It is required that and complete machine can be allowed to seem the folder towards n and horizontal direction h that is thinner more attractive, and further limiting return air inlet 12
Angle beta is 0 °, which is conducive to promote return air amount, and handsome in appearance.
In the sixth embodiment of air-conditioning equipment of the present invention, as shown in Figure 3 and Figure 4, in addition to above-mentioned first to fourth
Other than the feature of embodiment, the angle towards m and horizontal direction h for further limiting exhaust outlet 11 is θ, it is to be understood that
The outer end face (normal direction of the outer end face of exhaust outlet 11 along m) and the angle of vertical direction v of exhaust outlet 11 also mutually should be θ, preceding
State θ satisfactions：0 °≤θ≤35 °, which goes out wind energy while Wind Volume and low noise is effectively ensured, and is conducive to wind forward
It is remote to send out, effectively meet the comfort requirement in room, and complete machine can be allowed to seem thinner more attractive, and further limit
The angle β towards n and horizontal direction h of return air inlet 12 is 0 °, which is conducive to promote return air amount, and handsome in appearance.Certainly, it arranges
Not necessarily as shown in Figures 3 and 4 planar in air port 11, it will be appreciated by persons skilled in the art that exhaust outlet 11
Can be arc surfaced state, specifically, when exhaust outlet 11 be cambered surface state when, exhaust outlet 11 towards m be 11 middle section of exhaust outlet
Upper wall the outer end point and exhaust outlet 11 lower wall the outer end point line exterior normal direction, when exhaust outlet 11 is planar, row
Exterior normal (perpendicular to the exhaust outlet 11) direction towards the middle section that m is exhaust outlet in air port 11.
Wherein, as shown in figure 13, exhaust outlet 11 is located at the upside of return air inlet 12, side air-out, downside air return structure in formation,
Preferably, exhaust outlet 11 towards m, h is tilted upward relative to horizontal direction, this is thinned conducive to fuselage, and this to be conducive to wind facing forward
Side is remote to be sent out, and particularly with window air conditioner and mobile air conditioner, such product is chiefly used in refrigeration mode operation, by making air draft
The characteristics of direction of mouth 11 tilts, can sink using cold air upwards improves cold air and sends out height, when extending cold air sinking
Between, extend cold air and send out distance, promotes room temperature uniformity.
In the 7th embodiment of air-conditioning equipment of the present invention, as shown in Figure 5 and Figure 6, in addition to above-mentioned first to fourth
Other than the feature of embodiment, the angle theta towards m and horizontal direction h for further limiting exhaust outlet 11 is 0 °, which goes out wind energy
While Wind Volume and low noise is effectively ensured, is conducive to wind and sends out at a distance forward, effectively meet the comfort in room
It is required that and complete machine can be allowed to seem the folder towards n and horizontal direction h that is thinner more attractive, and further limiting return air inlet 12
Angle is β, it is to be understood that the outer end face (normal direction of the outer end face of return air inlet 12 along n) of return air inlet 12 and vertical direction v
Angle also mutually should be β, aforementioned β meets：0 °≤β≤15 °, which can allow complete machine to seem thinner, more attractive, and be conducive to
Return air range is expanded, is conducive to promote return air amount, and will not occur causing heat exchanger 50 to condense because return air angle tilts very much
The problem of water is revealed from return air inlet 12.Certainly, planar, this field skill not necessarily as shwon in Figures 5 and 6 of return air inlet 12
Art personnel are it is understood that return air inlet 12 or cambered surface state specifically when return air inlet 12 is cambered surface state, are returned
The exterior normal of the line of the lower wall the outer end point of the upper wall the outer end point and return air inlet towards the middle section that n is return air inlet 12 in air port 12
The direction of n, when return air inlet 12 is planar, the exterior normal n towards the middle section that n is return air inlet 12 of return air inlet 12 is (vertical
In return air inlet 12) direction.
Wherein, as shown in figure 13, exhaust outlet 11 is located at the upside of return air inlet 12, side air-out, downside air return structure in formation,
Preferably, return air inlet 12 towards n, h is downwardly inclined relative to horizontal direction, this can be conducive to because itself buoyancy occur it is upper inclined
Hot gas flows back along return air inlet 12, promotes return air amount.
In the 8th embodiment of air-conditioning equipment of the present invention, as shown in Figure 7 and Figure 8, in addition to above-mentioned first to fourth
Other than the feature of embodiment, the angle towards m and horizontal direction h for further limiting exhaust outlet 11 is θ, it is to be understood that
The outer end face (normal direction of the outer end face of exhaust outlet 11 along m) and the angle of vertical direction v of exhaust outlet 11 also mutually should be θ, preceding
State θ satisfactions：0 °≤θ≤35 °, which goes out wind energy while Wind Volume and low noise is effectively ensured, and is conducive to wind forward
It is remote to send out, effectively meet the comfort requirement in room, and complete machine can be allowed to seem thinner more attractive, and further limit
The angle towards n and horizontal direction h of return air inlet 12 is β, it is to be understood that the outer end face of return air inlet 12 be (return air inlet 12
Normal direction of the outer end face along n) with the angle of vertical direction v β is also mutually should be, aforementioned β meets：0 °≤β≤15 °, the design energy
Allow complete machine to seem thinner, more attractive, and be conducive to expand return air range, be conducive to promoted return air amount, and will not occur because
The problem of return air angle tilts very much and 50 condensed water of heat exchanger is caused to be revealed from return air inlet 12.
Wherein, as shown in figure 13, exhaust outlet 11 is located at the upside of return air inlet 12, side air-out, downside air return structure in formation,
Preferably, exhaust outlet 11 towards m, h is tilted upward relative to horizontal direction, be thinned conducive to fuselage, and this is conducive to wind forward
Remote to send out, particularly with window air conditioner and mobile air conditioner, such product is chiefly used in refrigeration mode operation, by making exhaust outlet
11 direction tilts upwards, the characteristics of capable of sinking using cold air, improves cold air and sends out height, extend cold air sinking time,
Extend cold air and send out distance, promote room temperature uniformity, in addition, design return air inlet 12 towards n h courts relative to horizontal direction
Lower inclination, this can be conducive to flow back along return air inlet 12 because upper inclined hot gas occurs for itself buoyancy, promote return air amount.
In the 9th embodiment of air-conditioning equipment of the present invention, as shown in figure 14, in addition to the spy of above-mentioned any embodiment
Other than sign, the diameter D and its axial length L that further limit tubular wine wheel 40 meet：3.5≤L/D≤4.6, this, which may make, passes through
Stream 40 size of wind wheel and 50 size of heat exchanger are more coordinated, and the quantity that can more easily meet the heat exchanger tube 51 on the downside of horizontal section is more
The design requirement of the quantity of heat exchanger tube 51 on the upside of horizontal section is conducive to realize that product component is compact, and if tubular wine wheel 40
Draw ratio L/D when being more than 4.6, be unfavorable for reducing the width dimensions of heat exchanger 50, allow complete machine to seem heavy, and if tubular wine wheel
When 40 draw ratio L/D is less than 3.5, tubular wine wheel 40 is too short, is unfavorable for increasing the area of one-row heat exchanger 50, is unfavorable for improving
The efficiency of complete machine.
In the tenth embodiment of air-conditioning equipment of the present invention, as shown in figure 14, in addition to the spy of above-mentioned any embodiment
Other than sign, the diameter D for further limiting tubular wine wheel 40 meets：88mm≤D≤105mm, thus it is possible, on the one hand, can to pass through
Stream 40 size of wind wheel and 50 size of heat exchanger are more coordinated, and the quantity that can more easily meet the heat exchanger tube 51 on the downside of horizontal section is more
The design requirement of the quantity of heat exchanger tube 51 on the upside of horizontal section is conducive to realize that product component is compact, on the other hand, Ke Yiman
The air quantity requirement of sufficient tubular wine wheel 40, while not will increase air-supply noise again, i.e., the tubular wine wheel 40 under the size is realizing drop
Effect of making an uproar optimizes and when work, can meet general air-conditioning equipment air output simultaneously in the highest rotating speed frequency range of noise reduction efficacy and want
Ask, be conducive to further improve tubular wine wheel 40 operation noise, reduce equipment run noise total value, and if D be less than 88mm when, deposit
In the problem that tubular wine wheel 40 is too small, it is unfavorable for improving air quantity, and indoor Lateral supply noise easy to increase, and if D is more than 105mm
When, it is easy to occupy the space of heat exchanger 50, is unfavorable for reducing the volume of canyon inboard portion.
It is highly preferred that the D meets：90mm≤D≤100mm.
In the 11st embodiment of air-conditioning equipment of the present invention, as shown in figure 14, in addition to above-mentioned any embodiment
Other than feature, as shown in Fig. 2, Fig. 4, Fig. 6 and Fig. 8, it includes multiple sub- heat exchanging part, multiple sub- heat exchange to further limit heat exchanger 50
The sub- heat exchanging part of arbitrary neighborhood in portion constructs angle, keeps heat exchanger 50 whole recessed, wherein tubular wine wheel 40, which is located at, to be changed
Hot device 50 is in the side of indent, heat exchanger 50 is also designed as more folding forms, and be allowed to be arranged in through-flow wind in half-surrounded
40 outside of wheel, this is simple in structure, and can realize multi-angle air inlet heat exchange, promotes 50 effective heat exchange area of heat exchanger and heat exchange is imitated
Rate, and this programme may make by the multiple sub- heat exchanging part of setting to the more flexible convenience of the Position Design of more heat exchanger tubes 51, it can be more
Easily meet the design of the quantity of the heat exchanger tube 51 on the downside of horizontal section more than the quantity of the heat exchanger tube 51 on the upside of horizontal section
Demand is conducive to realize that product component is compact, is conducive to reduce the volume of canyon inboard portion.
Preferably, angle is constructed between any two in multiple sub- heat exchanging part.
In the 12nd embodiment of air-conditioning equipment of the present invention, as shown in Fig. 2, Fig. 4, Fig. 6, Fig. 8, Fig. 9 and Figure 10,
Other than the feature of above-mentioned any embodiment, it includes volute section 20 and volute tongue portion 30, volute section to further limit spiral case air duct
20 have against edge 21, against the interior end in contact of edge 21 and exhaust outlet 11, wherein the inner surface of volute section 20 and perpendicular to through-flow
The middle section intersection of 40 axis of wind wheel is formed by the molded line 22 that intersecting lens is volute section 20, and molded line 22 has friendship with against edge 21
Point, from the 111 length F2 of hole wall of line length F1, exhaust outlet 11 with tubular wine wheel 40 apart from nearest point K to intersection point Q on molded line 22
Meet 1.8≤(F1+F2)/D≤2.5 with the diameter D of tubular wine wheel 40.
It is worth noting that 111 length of hole wall about exhaust outlet 11, it can be understood as from the hole wall 111 of exhaust outlet 11
With the axial length against 21 contact point of edge to the outer end point of 11 hole wall 111 of exhaust outlet, when shell 10 is located at 11 end of exhaust outlet
When between 11 hole wall 111 of the surface at position and exhaust outlet by rounded corner transition that radius is R, as shown in figure 12, for example, fixed
An endpoint of adopted F2 be exhaust outlet 11 hole wall 111 and the rounded corner cambered surface point of contact P, as shown in Figure 10, F2 another
Endpoint Q can also make identical understanding, certainly, can be by F2 the case where at 11 end position of exhaust outlet without rounding corner structure
Endpoint be defined as the binding site of exhaust outlet 11 hole wall 111 and 10 outer surface of shell.In addition, about on molded line 22 with tubular wine wheel
40 apart from nearest point, and also as volute section 20 and tubular wine wheel 40 is apart from nearest point, as shown in Figure 10 and Figure 11, refer to
40 axis of tubular wine wheel is that bowlder is made in the center of circle, and point of contact is formed by when tangent with molded line 22 with the tangent smallest circumference w of molded line 22
K, F1 are further appreciated that as 22 line length of molded line from K points to Q points.
The air-conditioning equipment that the above embodiment of the present invention provides, on the molded line 22 of volute section 20 from 40 distance of tubular wine wheel
Nearest point is to molded line 22 and volute section 20 against the 22 length F1 of molded line of 21 intersection point of edge, the 111 length F2 of hole wall of exhaust outlet 11
Relationship between the diameter D of tubular wine wheel 40 is 1.8≤(F1+F2)/D≤2.5, wherein is located at water on setting heat exchanger 50
The quantity of heat exchanger tube 51 on the upside of side grain is less than the quantity for the heat exchanger tube 51 being located on the downside of horizontal section, may insure snail in this way
Main water diversion part length in shell portion 20 is coordinated with 40 size of tubular wine wheel, and ensures driving of the tubular wine wheel 40 to air-flow
The main water diversion part flow resistance that power, air-flow pass through in the flow resistance being subject to when heat exchanger 50 and volute section 20 is coordinated, to ensure to realize
Air-flow streamline in spiral case air duct is smooth, smooth, and then achievees the purpose that reduce pneumatic noise, reduces drag losses, takes into account and carries
Rise the noise reduction and efficiency of product.
More specifically, when (F1+F2)/D is less than 1.8, in contrast, tubular wine wheel 40 is bigger than normal, 20 fair current of volute section
Effect and the practical wind-guiding efficiency of tubular wine wheel 40 are relatively low, the wind-guiding ability of tubular wine wheel 40 compared with 20 fair current effect of volute section and
The practical wind-guiding efficiency of tubular wine wheel 40 there are relatively large deviation, to obtain mute comfort, needs greatly on matching relationship
Ground reduces by 40 rotating speed of tubular wine wheel and wind pressure, this needs pays highly heat exchange efficiency cost, and can lead to 40 nothing of tubular wine wheel
Method is optimized in realization noise reduction and is worked in the most efficient rotating speed frequency range of noise reduction so that adjusts the ginsengs such as wind pressure and wind speed
Several obtained noise reductions are not obvious, and work as (F1+F2)/D more than 2.5 when, tubular wine wheel 40 is less than normal, but in volute section 20
Windage is bigger than normal, wind pressure is higher in spiral case air duct, equipment resistance loss can be caused to increase in this way, turbulent flow noise increases sharply, and causes to set
Standby usage experience declines, efficiency reduces；And in the present solution, control F1, F2 and D meet 1.8≤(F1+F2)/D≤2.5, and it sets
The quantity for being located at the heat exchanger tube 51 on the upside of horizontal section in heat exchanger 50 is set less than the heat exchanger tube 51 being located on the downside of horizontal section
Quantity makes the heat exchanger tube 51 of heat exchanger 50 be largely focused on 40 lower section of tubular wine wheel, can improve air-flow and heat exchanger in this way
Noise level in 50 Convective Heat Transfers makes the reduction of noise total value, and realizes flow resistance at reduction heat exchanger 50, promotes air quantity,
Mainly leading in the flow resistance and volute section 20 that realization tubular wine wheel 40 is subject to when passing through heat exchanger 50 to the driving force of air-flow, air-flow
Stream part flow resistance is coordinated, with ensure to realize that the air-flow streamline in spiral case air duct is smooth, smooth, and then reach reduce pneumatic noise,
The purpose for reducing drag losses takes into account the noise reduction and efficiency for promoting product.
Further, it includes curved section that molded line 22, which is located at part of the tubular wine wheel 40 between nearest point and intersection point,
221 and straightway 222, curved section 221 and straightway 222 along molded line 22 from tubular wine wheel 40 apart from nearest point to intersection point
Direction arrange successively, in this way, in identical load, air quantity can be promoted, and can be gentle to air-flow using curved section 221
It is oriented to, and resistance and pressure drop of the curved section 221 when playing guiding role are small, can avoid turbulent flow noise, it can using straightway 222
Air-flow is further made in order in the downstream portion of curved section 221, keeps outlet air more smooth, meanwhile, curved section 221 and straightway
222 combining form can be conducive to limitation air-flow pressure drop, inhibit the occurrence and development of turbulent flow, to improve noise level.
Further, as shown in Figure 10, one end of straightway 222 is engaged with one end of curved section 221, straightway 222
The endpoint of the other end be intersection point Q, the endpoint of the other end of curved section 221 is to make apart from nearest point K with tubular wine wheel 40
The line length S2 of F1, the line length S1 of curved section 221 and straightway 222 meet：F1=S1+S2.
In the present solution, design F1=S1+S2, can be further simplified the structure type of volute section 20, facilitate production in this way
Product manufacture depanning, and the structure can be conducive to limitation air-flow pressure drop, inhibit the occurrence and development of turbulent flow, to improve noise level.
Preferably, as shown in Figure 10, curved section 221 and the junction of straightway 222 seamlessly transit, and can be conducive to gas in this way
Stream keeps the streamline of spiral case air duct interior air-flow smooth, avoids from 221 surface of curved section to 222 surface gentle transition flowing of straightway
Since curvature mutation causes turbulent flow occurrence and development, improve noise level.
In any of the above-described technical solution, the straightway 222 be angled straight lines section 222, make the volute section 20 with it is described
The height for the opening that volute tongue portion 30 is limited is in the variation tendency become larger, wherein by the way that straightway 222 is arranged as inclination
Straightway 222 so that along fluid flow direction, the open height that volute section 20 and volute tongue portion 30 are limited gradually increases
Greatly, it can be conducive to air-flow with exit pressure drop and keep smooth-going, keep the streamline of spiral case air duct interior air-flow smooth, avoid due to curvature mutation
Cause turbulent flow occurrence and development, improves noise level.
More specifically, as shown in Figure 10, straightway 222 is inclined angled straight lines section 222 relative to horizontal direction, volute tongue
The molded line 22 that the position of the straightway 222 is corresponded in portion 30 is horizontal line section.
In any of the above-described embodiment, as shown in Figure 1,10 roof of shell is recessed equipped with being constructed from its part to lower recess
Slot 80, groove 80 is used to be nested for air-conditioning equipment and wall or window and assemble, and preferably groove 80 is located at air-conditioning equipment
Between indoor side section and outdoor side section 70.
In any of the above-described embodiment, air-conditioning equipment is window air conditioner or mobile air conditioner, and cross flow fan is window air conditioner or shifting
The indoor wind turbine of dynamic air-conditioning.
It is located at the number of the heat exchanger tube on the upside of horizontal section in conclusion air-conditioning equipment provided by the invention, in heat exchanger
Amount is less than the quantity for the heat exchanger tube being located on the downside of horizontal section, even if also most of heat exchanger tubes of heat exchanger are located at tubular wine wheel
Downside, when tubular wine wheel rotation is located at the exhaust outlet of upside with certain driving air-flow from the return air inlet flow direction positioned at downside, most of gas
Stream passes through heat exchanger to carry out heat convection along the suitable pressure direction of tubular wine wheel, in this way, air-flow is inclined when being contacted with heat exchanger surface
It is small to turn amount, it is not easy to it is vortexed, and the advantages of air-supply uniform concentration possessed by comprehensive tubular wine wheel itself and low noise, it can
Realization makes at heat exchanger that air-flow streamline is smooth, smooth, achievees the purpose that reduce pneumatic noise, reduces drag losses, and the edge is passed through
The air-flow of the suitable pressure direction flowing of stream wind wheel has the characteristics that air quantity is big, wind pressure is high, flow velocity is big, by making the most of of heat exchanger
Heat exchanger tube is located at the air-flow heat exchange of the downside of tubular wine wheel and suitable the pressure direction flowing along tubular wine wheel, can make up through-flow wind
Wheel compares the problem of existing wind pressure deficiency for centrifugation tubular wine wheel, and can further promote the heat exchange efficiency of heat exchanger, and
Reduce the wind loss at heat exchanger, and can be designed so that the rotating speed under identical heat exchange load condition to tubular wine wheel in this way
It is required that reducing, be conducive to control tubular wine wheel work in realization noise reduction optimization and the highest rotating speed frequency range of noise reduction efficacy
Make, further improves air-flow and the noise level in heat exchanger Convective Heat Transfer, may be implemented equipment running lower noise
To 37 decibels hereinafter, when the design of equipment operating parameter is proper, or even equipment can be made to run lower noise to 25 decibels, well
Noise sense of discomfort is avoided, product usage comfort is promoted.
In the present invention, term " first ", " second " are only used for the purpose described, are not understood to indicate or imply phase
To importance；Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " installation ", " connected ",
The terms such as " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection, can also be detachably to connect
It connects, or is integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In description of the invention, it is to be understood that the orientation or positional relationship of the instructions such as term "upper", "lower" be based on
Orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than indicates or imply institute
The device or unit of finger must have specific direction, with specific azimuth configuration and operation, it is thus impossible to be interpreted as to this hair
Bright limitation.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the present invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of air-conditioning equipment, which is characterized in that including：
Shell, is equipped with return air inlet and exhaust outlet, and the exhaust outlet is located at the upside of the return air inlet；
Tubular wine wheel in cross flow fan, including spiral case air duct and the spiral case air duct, the spiral case air duct and the return air inlet
And exhaust outlet connection, it can be by air-flow from return air inlet sucking and certain driving air-flow from the row when tubular wine wheel rotation
Air port is discharged；
Heat exchanger intersects with the horizontal section of the tubular wine wheel lower extreme point, and the heat exchanger has more heat exchanger tubes, wherein
The quantity of the heat exchanger tube on the downside of the horizontal section is more than the heat exchanger tube being located on the upside of the horizontal section
Quantity.
2. air-conditioning equipment according to claim 1, which is characterized in that
The area A of the return air inlet meets with the area B of the exhaust outlet：2.5≤A/B≤3.5.
3. air-conditioning equipment according to claim 1 or 2, which is characterized in that
The direction of the exhaust outlet and the angle theta of horizontal direction meet：0 °≤θ≤35 °, and/or
The direction of the return air inlet and the angle β of horizontal direction meet：0°≤β≤15°.
4. air-conditioning equipment according to claim 3, which is characterized in that
The case where angle of direction and horizontal direction for the exhaust outlet is more than 0 °, the direction of the exhaust outlet is to updip
Tiltedly.
5. air-conditioning equipment according to claim 3, which is characterized in that
The case where being more than 0 ° with the angle of horizontal direction for the direction of the return air inlet, the direction of the return air inlet dips down
Tiltedly.
6. air-conditioning equipment according to claim 1 or 2, which is characterized in that
The diameter D of the tubular wine wheel meets with its axial length L：3.5≤L/D≤4.6.
7. air-conditioning equipment according to claim 1 or 2, which is characterized in that
The diameter D of the tubular wine wheel meets：88mm≤D≤105mm.
8. air-conditioning equipment according to claim 1 or 2, which is characterized in that the heat exchanger includes：
Multiple sub- heat exchanging part, sub- heat exchanging part described in the arbitrary neighborhood in multiple sub- heat exchanging part construct angle, make described change
Hot device is integrally recessed, wherein the tubular wine wheel is located at the side that the heat exchanger is in indent.
9. air-conditioning equipment according to claim 1 or 2, which is characterized in that
The air-conditioning equipment is window air conditioner or mobile air conditioner, and the cross flow fan is the room of the window air conditioner or mobile air conditioner
Inside wind turbine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810180623.XA CN108469074A (en) | 2018-03-05 | 2018-03-05 | Air-conditioning equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810180623.XA CN108469074A (en) | 2018-03-05 | 2018-03-05 | Air-conditioning equipment |
Publications (1)
| Publication Number | Publication Date |
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| CN108469074A true CN108469074A (en) | 2018-08-31 |
Family
ID=63264229
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810180623.XA Pending CN108469074A (en) | 2018-03-05 | 2018-03-05 | Air-conditioning equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109724248A (en) * | 2019-03-06 | 2019-05-07 | 合肥美的暖通设备有限公司 | Water heater |
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Application publication date: 20180831 |