CN208936315U - Wall-hanging air conditioner indoor unit and wall-mounted air conditioner - Google Patents
Wall-hanging air conditioner indoor unit and wall-mounted air conditioner Download PDFInfo
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Abstract
The utility model discloses a kind of wall-hanging air conditioner indoor unit and wall-mounted air conditioner, wall-hanging air conditioner indoor unit includes shell, heat exchanger group and tubular wine wheel, upper part of the housing has air inlet, heat exchanger group includes front rows of heat exchanger, middle row's heat exchanger and heel row heat exchanger, the rotor diameter D of tubular wine wheel is d millimeters, and the upper end of the upper end of heel row heat exchanger and middle row's heat exchanger has horizontal clearance H；Included angle A is formed between heel row heat exchanger and horizontal plane, and the opening of included angle A is arranged towards tubular wine wheel, included angle A is a degree；Included angle B is formed between middle row's heat exchanger and horizontal plane, and the opening of included angle B is arranged towards tubular wine wheel, included angle B is b degree；Angle between front rows of heat exchanger and horizontal plane is C, and the opening of angle C, towards being arranged back to tubular wine wheel, the angle C is c degree.Technical solutions of the utility model still ensure that its efficiency with higher under conditions of wall-hanging air conditioner indoor unit has lesser shell.
Description
Technical field
The utility model relates to air-conditioning technical field, in particular to a kind of wall-hanging air conditioner indoor unit and wall-hanging air conditioner
Device.
Background technique
With the continuous promotion of people's living standard, air-conditioning is also more more and more universal to arrive ordinary family, and people are to air-conditioning
Performance requirement it is also higher and higher.It is easy for installation and answered extensively since its is small in size especially for wall-mounted air conditioner
With.In real life, due to the limitation of the interior space, people require the body volume of wall-hanging air conditioner indoor unit also more next
Higher, i.e. the fuselage height of wall-hanging air conditioner indoor unit is also smaller and smaller.However, with the continuous diminution of fuselage size, wall hanging
The arrangement mode of the heat-exchange system of the fuselage interior of formula air conditioner indoor unit can also change, and then it is difficult to ensure that in wall-hanging air conditioner room
Machine efficiency with higher.
Utility model content
The main purpose of the utility model is to propose a kind of wall-hanging air conditioner indoor unit, it is intended to guarantee its energy with higher
Effect.
To achieve the above object, the utility model proposes wall-hanging air conditioner indoor unit include:
Shell, upper part have air inlet；
Heat exchanger group, is disposed in the housing, and the heat exchanger group includes that front rows of heat exchanger, middle row's heat exchanger and heel row are changed
Hot device, middle row's heat exchanger and the heel row heat exchanger are obliquely set to the lower section of the air inlet, the heel row heat exchanger
Set on the rear of middle row's heat exchanger, the upper end of the heel row heat exchanger and middle row's heat exchanger is neighbouring and lower end is separate,
The front rows of heat exchanger is set to the lower section of middle row's heat exchanger, and the upper end of the front rows of heat exchanger and middle row's heat exchanger
The neighbouring setting in lower end, the front rows of heat exchanger, middle row's heat exchanger and the heel row heat exchanger three back to it is described into
The side in air port limits to form wind wheel installation region；And
Tubular wine wheel, in the wind wheel installation region, the rotor diameter D of the tubular wine wheel is d millimeters for rotational installation；
The upper end of the heel row heat exchanger and the upper end of middle row's heat exchanger have horizontal clearance H；
Form included angle A between the heel row heat exchanger and horizontal plane, and the opening of the included angle A is towards the tubular wine wheel
Setting, the included angle A are a degree；Included angle B, and the opening direction of the included angle B are formed between middle row's heat exchanger and horizontal plane
The tubular wine wheel setting, the included angle B are b degree；Angle between the front rows of heat exchanger and horizontal plane is C, and the folder
The opening of angle C is arranged towards back to the tubular wine wheel, and the angle C is c degree, in which:
The rotor diameter D and the numerical value of the included angle A meet relational expression: 2.2≤d/a≤2.66；
The rotor diameter D and the numerical value of the included angle B meet relational expression: 2.1≤d/b≤2.6；
The numerical value of the rotor diameter D and angle C meets relational expression: 1.5≤d/c≤2.18.
Preferably, the range of the rotor diameter D are as follows: 105 millimeters≤d≤121 millimeter.
Preferably, multiple heel row heat exchanger tubes are arranged along the thickness direction arrangement of the heel row heat exchanger in three rows；
Multiple middle row's heat exchanger tubes are arranged along the thickness direction arrangement of middle row's heat exchanger in three rows；
Multiple front row heat exchanger tubes are arranged along the thickness direction arrangement of the front rows of heat exchanger in three rows.
Preferably, the horizontal clearance H is h millimeters, and the numerical value of the horizontal clearance H and the rotor diameter D, which meet, to close
It is formula: 6.66≤d/h≤8.75.
Preferably, the number of other two rows of heel row heat exchanger tubes is less than near the quantity of row's heel row heat exchanger tube of windward side
Amount；And/or
The quantity that heat exchanger tube is arranged in a row of windward side is less than the quantity that heat exchanger tube is arranged in other two rows；And/or
It is less than the quantity of other two rows of front-seat heat exchanger tubes near the quantity of a row front row heat exchanger tube of leeward side.
It preferably, is even number near the quantity of one row's heel row heat exchanger tube of windward side, the number of other two rows heel row heat exchanger tubes
Amount is odd number；And/or
The quantity that heat exchanger tube is arranged in one row of windward side is even number, and arranging the quantity of heat exchanger tube in other two rows is surprise
Number；And/or
Quantity near one row front row heat exchanger tube of leeward side is even number, and the quantity of other two rows of front-seat heat exchanger tubes is surprise
Number.
Preferably, the range of the vertical distance M between middle row's heat exchanger upper end and the front rows of heat exchanger lower end are as follows:
160 millimeters≤M≤170 millimeter.
Preferably, the finned length of the heel row heat exchange fin of the heel row heat exchanger is 110 millimeters to 150 millimeters, fin
Width is 27 millimeters to 40 millimeters, and multiple heel row heat exchanger tubes are set along the width direction of the heel row heat exchange fin in three rows
It sets；
The finned length of middle row's heat exchange fin of middle row's heat exchanger is 100 millimeters to 115 millimeters, fin width 27
To 40 millimeters, multiple middle row's heat exchanger tubes are arranged along the width direction of middle row's heat exchange fin in three rows millimeter；
The finned length of the front-seat heat exchange fin of the front rows of heat exchanger is 100 millimeters to 115 millimeters, fin width 27
To 40 millimeters, multiple front-seat heat exchanger tubes are arranged along the width direction of the front-seat heat exchange fin in three rows millimeter.
Preferably, multiple heel row heat exchanger tubes are along the thickness direction arrangement of the heel row heat exchanger in two rows of settings；
Multiple middle row's heat exchanger tubes are arranged along the thickness direction arrangement of middle row's heat exchanger in two rows of；
Multiple front row heat exchanger tubes are arranged along the thickness direction arrangement of the front rows of heat exchanger in two rows of.
Preferably, the horizontal clearance H is h millimeters, in which:
The numerical value of the horizontal clearance H and rotor diameter D meets relational expression: 6≤d/h≤11.6.
Preferably, the finned length of the heel row heat exchange fin of the heel row heat exchanger is 80 millimeters to 105 millimeters, and fin is wide
Degree is 9 millimeters to 26 millimeters, and multiple heel row heat exchanger tubes are arranged along the width direction of the heel row heat exchange fin in two rows of；
The finned length of middle row's heat exchange fin of middle row's heat exchanger is 80 millimeters to 120 millimeters, and fin width is 9 millis
To 26 millimeters, multiple middle row's heat exchanger tubes are arranged along the width direction of middle row's heat exchange fin in two rows of rice；
The finned length of the front-seat heat exchange fin of the front rows of heat exchanger is 50 millimeters to 80 millimeters, and fin width is 9 millis
For rice to 26 millimeters, multiple front-seat heat exchanger tubes are in two rows of settings along the width direction of the front-seat heat exchange fin.
Preferably, the range of the vertical distance M between middle row's heat exchanger upper end and the front rows of heat exchanger lower end are as follows:
155 millimeters≤M≤170 millimeter.
Preferably, the caliber D1 of the heel row heat exchanger tube of the heel row heat exchanger are as follows: D1≤6.35 millimeter；And/or
The caliber D2 of middle row's heat exchanger tube of middle row's heat exchanger are as follows: D2≤6.35 millimeter；And/or
The caliber D3 of the front-seat heat exchanger tube of the front rows of heat exchanger are as follows: D3≤6.35 millimeter.
Preferably, the heat exchanger group further include:
Back row's heat exchanger, set on the windward side of middle row's heat exchanger.
Preferably, multiple back row's heat exchanger tube of the back row heat exchanger is set along the length direction of back row's heat exchange fin in single
It sets.
Preferably, the range of the caliber D4 of the back row heat exchanger tube are as follows: 6.35 millimeters≤D4≤8 millimeter；And/or
The quantity of the back row heat exchanger tube is even number；And/or
The finned length of the back row heat exchange fin is 72 millimeters to 84 millimeters.
Preferably, the range of the fuselage height P of the shell are as follows: P≤250 millimeter, the top of the heat exchanger group and institute
State the range of the spacing N between housing tip are as follows: N >=15 millimeter.
The utility model also proposes a kind of wall-mounted air conditioner, including air-conditioning indoor and outdoor machine and wall-hanging air conditioner indoor unit,
The outdoor machine of wall air conditioner and the wall-hanging air conditioner indoor unit pass through pipeline connection；
The wall-hanging air conditioner indoor unit includes:
Shell, upper part have air inlet；
Heat exchanger group, is disposed in the housing, and the heat exchanger group includes that front rows of heat exchanger, middle row's heat exchanger and heel row are changed
Hot device, middle row's heat exchanger and the heel row heat exchanger are obliquely set to the lower section of the air inlet, the heel row heat exchanger
Set on the rear of middle row's heat exchanger, the upper end of the heel row heat exchanger and middle row's heat exchanger is neighbouring and lower end is separate,
The front rows of heat exchanger is set to the lower section of middle row's heat exchanger, and the upper end of the front rows of heat exchanger and middle row's heat exchanger
The neighbouring setting in lower end, the front rows of heat exchanger, middle row's heat exchanger and the heel row heat exchanger three back to it is described into
The side in air port limits to form wind wheel installation region；And
Tubular wine wheel, in the wind wheel installation region, the rotor diameter D of the tubular wine wheel is d millimeters for rotational installation；
The upper end of the heel row heat exchanger and the upper end of middle row's heat exchanger have horizontal clearance H；
Form included angle A between the heel row heat exchanger and horizontal plane, and the opening of the included angle A is towards the tubular wine wheel
Setting, the included angle A are a degree；Included angle B, and the opening direction of the included angle B are formed between middle row's heat exchanger and horizontal plane
The tubular wine wheel setting, the included angle B are b degree；Angle between the front rows of heat exchanger and horizontal plane is C, and the folder
The opening of angle C is arranged towards back to the tubular wine wheel, and the angle C is c degree, in which:
The rotor diameter D and the numerical value of the included angle A meet relational expression: 2.2≤d/a≤2.66；
The rotor diameter D and the numerical value of the included angle B meet relational expression: 2.1≤d/b≤2.6；
The numerical value of the rotor diameter D and angle C meets relational expression: 1.5≤d/c≤2.18.
Technical solutions of the utility model are by using the rotor diameter D to tubular wine wheel, each heat exchanger in heat exchanger group
Horizontal clearance H's between the upper end of angle and heel row heat exchanger between horizontal plane and the upper end of middle row's heat exchanger grinds
Study carefully, the numerical value of rotor diameter D and included angle A meets relational expression: the numerical value of 2.2≤d/a≤2.66, rotor diameter D and included angle B meets
Relational expression: the numerical value of 2.1≤d/b≤2.6, rotor diameter D and angle C meets relational expression: when 1.5≤d/c≤2.18, at this time.
Heat exchanger group efficiency with higher；In this way, still ensure that heat exchange in the case where guaranteeing the lesser situation of housing main body height
Device group has good heat transfer effect and preferable efficiency.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
The structural schematic diagram for the embodiment that Fig. 1 is the utility model wall-hanging air conditioner indoor unit when being high-power type；
The structural representation for another embodiment that Fig. 2 is the utility model wall-hanging air conditioner indoor unit when being high-power type
Figure；
Fig. 3 is the structural schematic diagram of heat exchanger group in Fig. 2；
Fig. 4 is that the simulation when heat exchanger group of the utility model wall-hanging air conditioner indoor unit carries out wind speed test experiments is illustrated
Figure；
Fig. 5 is that the heat exchanger group of the utility model wall-hanging air conditioner indoor unit carries out the VELOCITY DISTRIBUTION song of wind speed test experiments
Line chart；
The caliber and heat exchanger group for the heat exchanger tube that Fig. 6 is the utility model wall-hanging air conditioner indoor unit when being high-power type
The graph of relation of efficiency；
Energy is obtained using various heat exchange device group when Fig. 7 by the utility model wall-hanging air conditioner indoor unit is high-power type
Imitate curve graph；
The structural schematic diagram for the embodiment that Fig. 8 is the utility model wall-hanging air conditioner indoor unit when being small-power type；
The structural representation for another embodiment that Fig. 9 is the utility model wall-hanging air conditioner indoor unit when being small-power type
Figure；
Figure 10 is the structural schematic diagram of heat exchanger group in Fig. 9；
The caliber and heat exchanger for the heat exchanger tube that Figure 11 is the utility model wall-hanging air conditioner indoor unit when being small-power type
The graph of relation of group efficiency.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 1 | Wall-hanging air conditioner indoor unit | 310 | Heel row heat exchanger |
| 10 | Shell | 320 | Middle row's heat exchanger |
| 20 | Tubular wine wheel | 330 | Front rows of heat exchanger |
| 30 | Heat exchanger group | 340 | Back row's heat exchanger |
| 311 | Heel row heat exchange fin | 331 | Front-seat heat exchange fin |
| 321 | Middle row's heat exchange fin | 341 | Back row's heat exchange fin |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.In addition, the meaning of the "and/or" occurred in full text is, and including three schemes arranged side by side, by taking " A and/or B " as an example,
The scheme met simultaneously including A scheme or B scheme or A and B.In addition, the technical solution between each embodiment can be mutual
In conjunction with, but must be based on can be realized by those of ordinary skill in the art, when mutual lance occurs in the combination of technical solution
Shield or cannot achieve when, will be understood that the combination of this technical solution is not present, also not in the protection scope of the requires of the utility model
Within.
The utility model proposes a kind of wall-hanging air conditioner indoor units.
In an embodiment of the utility model, referring to figs. 1 to Fig. 3, and Fig. 8 to Figure 10 is combined, in the wall-hanging air conditioner room
Machine 1 includes:
Shell 10, upper part have air inlet；
Heat exchanger group 30 is set in the shell 10, and the heat exchanger group 30 includes front rows of heat exchanger 330, middle row heat exchange
Device 320 and heel row heat exchanger 310, middle row's heat exchanger 320 and the heel row heat exchanger 310 are obliquely set to the air inlet
Lower section, the heel row heat exchanger 310 is set to the rear of middle row's heat exchanger 320, the heel row heat exchanger 310 with it is described in
The upper end of row's heat exchanger 320 is neighbouring and lower end is separate, and the front rows of heat exchanger 330 is set under middle row's heat exchanger 320
Side, and the neighbouring setting in the upper end of the front rows of heat exchanger 330 and the lower end of middle row's heat exchanger 320, the front rows of heat exchanger
330, the side of middle row's heat exchanger 320 and heel row heat exchanger 310 three back to the air inlet limits to form wind
Take turns installation region；And
Tubular wine wheel 20, in the wind wheel installation region, the rotor diameter D of the tubular wine wheel 20 is d for rotational installation
Millimeter；
The upper end of the heel row heat exchanger 310 and the upper end of middle row's heat exchanger 320 have horizontal clearance H；
Form included angle A between the heel row heat exchanger 310 and horizontal plane, and the opening of the included angle A is towards the through-flow
Wind wheel 20 is arranged, and the included angle A is a degree；Included angle B, and the included angle B are formed between middle row's heat exchanger 320 and horizontal plane
Opening be arranged towards the tubular wine wheel 20, the included angle B be b degree；Folder between the front rows of heat exchanger 330 and horizontal plane
Angle is C, and the opening of the angle C is arranged towards back to the tubular wine wheel 20, and the angle C is c degree, in which:
The rotor diameter D and the numerical value of the included angle A meet relational expression: 2.2≤d/a≤2.66；
The rotor diameter D and the numerical value of the included angle B meet relational expression: 2.1≤d/b≤2.6；
The numerical value of the rotor diameter D and angle C meets relational expression: 1.5≤d/c≤2.18.
Specifically, in 1 operational process of wall-hanging air conditioner indoor unit, the rotation of tubular wine wheel 20 and then the air inlet in shell 10
Mouthful place generates negative pressure so that room air is inhaled into air inlet, the air being inhaled by the progress of heat exchanger group 30 heat exchange it
Afterwards, then from the air outlet of shell 10 it is sent into interior, and then realizes indoor air temperature modification.For in wall-hanging air conditioner room
For machine 1, air inlet is located at the top of shell 10, and heat exchanger group 30 is located at the lower section of air inlet, before which includes
Row's heat exchanger 330, middle row's heat exchanger 320 and heel row heat exchanger 310, middle row's heat exchanger 320 and heel row heat exchanger 310 are obliquely set
In the lower section of air inlet, heel row heat exchanger 310 is set to the rear of middle row's heat exchanger 320, heel row heat exchanger 310 and middle row's heat exchanger
320 upper end is neighbouring and lower end is separate, i.e. heel row heat exchanger 310 and the arrangement of middle row's heat exchanger 320 is arranged in "eight" shape；Before
Row's heat exchanger 330 is located at the lower section of middle row's heat exchanger 320, front rows of heat exchanger 330, middle row's heat exchanger 320 and heel row heat exchanger 310
It is enclosed a wind wheel installation region jointly, tubular wine wheel 20 is rotatably mounted in the wind wheel installation region, wherein through-flow wind
The rotor diameter D of wheel 20 is d millimeters, wherein 105≤d≤121.Wherein, the rotor diameter D of tubular wine wheel 20 is preferably 118 millis
Rice.
With the reduction of the fuselage height of shell 10,10 inner space of shell is smaller, in order to guarantee changing for heat exchanger group 30
Thermal effect, heat exchanger group 30 are arranged in the following way: included angle A, middle row heat exchange are formed between heel row heat exchanger 310 and horizontal plane
The angle formed between included angle B, front rows of heat exchanger 330 and horizontal plane between device 320 and horizontal plane is C, wherein included angle A and folder
The opening of angle B is arranged towards the tubular wine wheel 20, and the opening of angle C is arranged towards back to tubular wine wheel 20.
It should be noted that the rotor diameter of tubular wine wheel 20 is larger, due to being influenced by tubular wine wheel 20, work as shell
When 10 inner spaces are smaller, in order to guarantee that heat exchanger group 30 is arranged according to predetermined angle, heel row heat exchanger 310 is upper at this time
End and the upper end of middle row's heat exchanger 320 have horizontal clearance H, and then in favor of the arrangement of heat exchanger group 30.
It should be noted that for above-mentioned wall-hanging air conditioner indoor unit 1, the range of the fuselage height P of shell 10
Are as follows: P≤250 millimeter, the range of the spacing N between 10 top of top and shell of heat exchanger group 30 are as follows: N >=15 millimeter.So
One, it, can also be convenient for installing heat exchanger group 30 to shell 10, together in the case where guaranteeing the lesser situation of 10 fuselage of shell height
When, being also conducive to air can exchange heat uniformly across heat exchanger group 30, and then reduces and cause since shell 10 is small in size
The bad defect of heat transfer effect.
In order to ensure the influence factor of the efficiency with higher of heat exchanger group 30, and then 30 efficiency of heat exchanging device group is ground
Find after studying carefully: the ratio in the rotor diameter D and heat exchanger group 30 of tubular wine wheel 20 between the tilt angle of each heat exchanger is
Influence the factor of 30 efficiency of heat exchanger group.In the present embodiment, by each in the rotor diameter D and heat exchanger group 30 of tubular wine wheel 20
Ratio between the tilt angle of a heat exchanger carries out many experiments, and experimental result is as follows:
Table 1
Table 2
Table 3
For above-mentioned table 1, in the experiment method of experiment one, experiment two and experiment three, passing through in each group of experiment
Flow the folder of the included angle B and front rows of heat exchanger 330 and horizontal plane between the diameter, middle row's heat exchanger 320 and horizontal plane of wind wheel 20
Angle C be it is fixed, obtain the numerical value of different d/a by changing the included angle A between heel row heat exchanger 310 and horizontal plane,
To which experiment obtains the energy valid value of heat exchanger group 30.Wherein pass through rotor diameter D, the middle row's heat exchanger of change tubular wine wheel 20
The modes such as the angle C of included angle B and front rows of heat exchanger 330 between 320 and horizontal plane and horizontal plane obtain test one respectively,
The experiment condition of experiment two and experiment three.By the content of table 1 it is found that rotor diameter D and the numerical value of included angle A meet relational expression: 2.2
≤ d/a≤2.66, the at this time efficiency with higher of heat exchanger group 30.
For above-mentioned table 2, in the experiment method of experiment four, experiment five and experiment six, passing through in each group of experiment
Flow the folder of the included angle A and front rows of heat exchanger 330 and horizontal plane between the diameter, heel row heat exchanger 310 and horizontal plane of wind wheel 20
Angle C be it is fixed, obtain the numerical value of different d/b by arranging the included angle B between heat exchanger 320 and horizontal plane in changing,
To which experiment obtains the energy valid value of heat exchanger group 30.Wherein pass through rotor diameter D, the heel row heat exchanger of change tubular wine wheel 20
The modes such as the angle C of included angle A and front rows of heat exchanger 330 between 310 and horizontal plane and horizontal plane obtain test four respectively,
The experiment condition of experiment five and experiment six.By the content of table 2 it is found that rotor diameter D and the numerical value of included angle B meet relational expression: 2.1
≤ d/b≤2.6, the at this time efficiency with higher of heat exchanger group 30.
For above-mentioned table 3, in the experiment method of experiment seven, experiment eight and experiment nine, passing through in each group of experiment
It flows between included angle A and middle row's heat exchanger 320 and the horizontal plane between the diameter, heel row heat exchanger 310 and horizontal plane of wind wheel 20
Included angle B be it is fixed, the numerical value of different d/c is obtained from the angle C of horizontal plane by changing front rows of heat exchanger 330,
To which experiment obtains the energy valid value of heat exchanger group 30.Wherein pass through diameter, heel row heat exchanger 310 and the water of change tubular wine wheel 20
The modes such as included angle A and middle row's heat exchanger 320 between plane and the included angle B of horizontal plane obtain experiment seven respectively, test eight and
The experiment condition of experiment nine.By the content of table 3 it is found that rotor diameter D and the numerical value of included angle A meet relational expression: 1.5≤d/c≤
2.18, the efficiency with higher of heat exchanger group 30 at this time.
For above-mentioned heat exchanger group 30, the angular range of the included angle A between heel row heat exchanger 310 and horizontal plane is
45.5 degree to 50 degree；The angular range of included angle B between middle row's heat exchanger 320 and horizontal plane is 45.5 degree to 52 degree；Front row is changed
The angular range of angle C between hot device 330 and horizontal plane is 60 degree to 75 degree.It should be understood that can be by adjusting heel row
Heat exchanger 310, middle row's heat exchanger 320, the respective inclined degree of front rows of heat exchanger 330 change included angle A, included angle A and folder to correspond to
The angle value of angle C；It, can be with by changing the angle value of included angle A, included angle A and angle C and/or the rotor diameter D of tubular wine wheel 20
D/a, d/b, d/c are adjusted correspondingly, so that a, b, c, d meet relational expression: 2.2≤d/a≤2.66,2.1≤
D/b≤2.6,1.5≤d/c≤2.18, to guarantee that heel row heat exchanger 310, middle row's heat exchanger 320, front rows of heat exchanger 330 have
There is higher efficiency.In one embodiment, the rotor diameter D of tubular wine wheel 20 is preferably 118 millimeters, and included angle A is preferred
It is 46 degree, included angle B is preferably 46 degree, and angle C is preferably 65 degree, at this point, the numerical value that the numerical value of d/a is 2.56, d/b is 2.56,
The numerical value of d/c is 1.82.
It is worth noting that the arrangement mode between above-mentioned heat exchanger group 30 and tubular wine wheel 20 is based on heel row heat exchanger
What 310 upper end and the upper end of middle row's heat exchanger 320 were realized under the premise of having horizontal clearance H, that is to say, that above-mentioned heat exchange
Arrangement mode between device group 30 and tubular wine wheel 20 is adaptable to a lower height of type of 10 fuselage of shell.In this way,
Under the lesser situation of fuselage height of shell 10, the efficiency with higher of heat exchanger group 30 still may make.
Heat exchanger group 30 uses fin structure, i.e. heel row heat exchanger 310, middle row's heat exchanger 320 and front rows of heat exchanger
330 are made of corresponding heat exchange fin and heat exchanger tube.Specifically, for heel row heat exchanger 310 comprising heel row is changed
Hot fin 311 and heel row heat exchanger tube, multiple heel row heat exchange fins 311 are arranged on heel row heat exchanger tube；For middle row's heat exchanger 320
For comprising middle row's heat exchange fin 321 and middle row's heat exchanger tube, multiple middle row's heat exchange fins 321 are arranged on middle row's heat exchanger tube；
For front rows of heat exchanger 330 comprising front-seat heat exchange fin 331 and front-seat heat exchanger tube, multiple front row heat exchange fins 331 are worn
On front-seat heat exchanger tube.
Wind speed at middle row's heat exchanger 320 is greater than the wind speed at heel row heat exchanger 310 and front rows of heat exchanger 330, Jin Erzhong
The whole heat transfer effect of row's 320 heat exchanging device group of heat exchanger 30 is affected, in order in guaranteeing row's heat exchanger 320 have it is good
Heat transfer effect, below centering row heat exchange fin 321 finned length carry out Related Experimental Study, specific experiment data such as following table institute
Show:
Table 4
Fig. 4 is the simulation schematic diagram that heat exchanging device group 30 carries out wind speed test experiments, on the surface of heel row heat exchanger 310
(windward side) is provided with 1,2,3,4,5,6, No. 7 wind speed measurement point, the surface (windward side) of middle row's heat exchanger 320 is provided with 8,
9,10,11,12,13,14, No. 15 wind speed measurement points, the surface (windward side) of front rows of heat exchanger 330 is provided with 16,17,18,
No. 19 wind speed measurement points.And above-mentioned table 4 is the experimental data of each wind speed measurement point, wherein arrange the fin of heat exchange fin 321 in the middle
Length is 110 millimeters, and the surface wind speed of middle row's heat exchanger 320 is maximum at this time.Fig. 5 is that heat exchanger group 30 carries out wind speed survey in Fig. 4
The wind speed curve figure for trying experiment, from Fig. 5 disclosure it is found that the wind speed from middle row's heat exchanger 320 is greater than heel row heat exchanger 310
It is affected with the heat transfer effect of the wind speed at front rows of heat exchanger 330, and then 320 heat exchanging device group of middle row's heat exchanger, 30 entirety.
Further, for above-mentioned heat exchanger group 30, in order to guarantee heat transfer effect, the caliber D1 of heel row heat exchanger tube
Are as follows: D1≤6.35 millimeter；And/or the caliber D2 of middle row's heat exchanger tube are as follows: D2≤6.35 millimeter；And/or the pipe of front-seat heat exchanger tube
Diameter D3 are as follows: D3≤6.35 millimeter.
For the lesser type of fuselage height, according to the requirement of heat transfer effect, two classes can be divided into, one type is big
Power type, another kind of is small-power type.For high-power type, the front rows of heat exchanger 330 of heat exchanger group 30, middle row
Heat exchanger 320 and heel row heat exchanger 310 are formed by using three row's heat exchanger tubes；For small-power type, heat exchanger
Front rows of heat exchanger 330, middle row's heat exchanger 320 and the heel row heat exchanger 310 of group 30 are formed by using two rows of heat exchanger tubes.
Below for above-mentioned high-power type, the specific structure of this wall-hanging air conditioner indoor unit 1 is made and is illustrated:
Multiple heel row heat exchanger tubes are arranged along the thickness direction arrangement of heel row heat exchanger 310 in three rows；Multiple middle row's heat exchanger tubes
The thickness direction arrangement that heat exchanger 320 is arranged in is arranged in three rows；Multiple front row heat exchanger tubes are along the thickness side of front rows of heat exchanger 330
It is arranged to arrangement in three rows.It is understood that heel row heat exchanger 310 includes multiple heel row heat exchange fins 311 and multiple heel row
Heat exchanger tube, multiple heel row heat exchanger tubes run through multiple heel row heat exchange fins 311, multiple heel row heat exchanger tubes be connected by pipeline or
It is directly connected to.Middle row's heat exchanger 320 includes multiple middle row's heat exchange fins 321 and multiple middle row's heat exchanger tubes, multiple middle row's heat exchanger tubes
Through multiple middle row's heat exchange fins 321, multiple middle row's heat exchanger tubes are connected or are directly connected to by pipeline；Front rows of heat exchanger
330 include multiple front-seat heat exchange fins 331 and multiple front-seat heat exchanger tubes, and multiple front row heat exchanger tubes are through multiple front-seat heat exchange fins
331, multiple front row heat exchanger tubes are connected or are directly connected to by pipeline.It is understood that passing through three row's heat exchanger tubes of setting
Structure, heat exchange area is improved, and the heat transfer effect of heat exchanger group 30 can be improved, and then to meet changing for high-power type
Heat demand.
For above-mentioned heat exchanger group 30, heel row heat exchanger tube is along the length direction compartment of terrain of heel row heat exchange fin 311
Be equipped with it is multiple, and heel row heat exchanger tube along heel row heat exchange fin 311 width direction in three rows be arranged, for the ease of wearing heel row
Heat exchanger tube, in the present embodiment, the finned length of heel row heat exchange wing 311 is 110 millimeters to 150 millimeters, and fin width is 27 millimeters
To 40 millimeters.
Similarly, middle row's heat exchanger tube is to be equipped with along the length direction compartment of terrain of middle row's heat exchange fin 321 multiple, and middle row changes
Heat pipe arranges the width direction of heat exchange fin 321 in three rows setting in, for the ease of wearing middle row's heat exchanger tube, in the present embodiment,
The finned length of middle row's heat exchange fin 321 is 100 millimeters to 115 millimeters, and fin width is 27 millimeters to 40 millimeters.
Similarly, front-seat heat exchanger tube is to be equipped with along the length direction compartment of terrain of front-seat heat exchange fin 331 multiple, and front row is changed
Heat pipe along front-seat heat exchange fin 331 width direction in three rows setting, for the ease of wearing front-seat heat exchanger tube, in the present embodiment,
The finned length of front-seat heat exchange fin 331 is 100 millimeters to 115 millimeters, and fin width is 27 millimeters to 40 millimeters.
In order to improve the heat transfer effect of heat exchanger group 30, in the present embodiment, to heel row heat exchanger tube, middle row's heat exchanger tube and front row
The caliber of heat exchanger tube carries out further preferably, and as described in Figure 6, the caliber D1 of heel row heat exchanger tube is preferably 5 millimeters, middle row's heat exchanger tube
Caliber D2 be preferably 5 millimeters, the caliber of front-seat heat exchanger tube is preferably 5 millimeters, the energy valid value of heat exchanger group 30 is preferable at this time.This
Outside, it should be noted that for above-mentioned high-power type (such as 56 types, refrigerating capacity are 5600 watts), heat exchanger
The efficiency of group 30 requires certain limitation, it is desirable that its energy valid value is not less than 5.15, as can be seen from Figure 6, when heel row heat exchanger tube
Caliber D1 is 5 millimeters, the caliber D2 of middle row's heat exchanger tube is 5 millimeters, the caliber of front-seat heat exchanger tube is 5 millimeters, at this time heat exchanger group
30 efficiency is 5.28, that is, meets requirements above.
For above-mentioned high-power type, the influence factor of 30 efficiency of heat exchanging device group send out after further studying
It is existing, between above-mentioned horizontal clearance H and rotor diameter D ratio size be also an important factor for influencing 30 efficiency of heat exchanger group it
One.In the present embodiment, by adjusting the horizontal space between heel row heat exchanger 310 and middle row's heat exchanger 320 mode carry out it is more
Secondary experiment (uses same heat exchanger group 30, front rows of heat exchanger 330, heel row heat exchanger 310 and middle row's heat exchanger 320 and level
Angle between face is consistent, using different-diameter size tubular wine wheel 20 or change horizontal space H size come
The experimental data different to multiple groups), experimental result is as follows:
| d/h | 5.78 | 6.66 | 6.89 | 7.23 | 7.96 | 8.43 | 8.75 | 9.25 |
| Efficiency | 4.9 | 5.04 | 5.12 | 5.23 | 5.35 | 5.26 | 5.15 | 4.95 |
Table 5
By the data of table 5 it is found that the numerical value of horizontal clearance H and rotor diameter D meets relational expression:
When 6.66≤d/h≤8.75, the efficiency of heat exchanger group 30 is preferable.
Due to the small volume of shell 10, for the ease of reducing the volume of heat exchanger group 30, so that heat exchanger group 30 exists
The arrangement of shell 10, in the present embodiment, to the shape of heel row heat exchanger 310, middle row's heat exchanger 320 and front rows of heat exchanger 330
Adjustment has been made, wherein heel row heat exchanger 310 is easy to abut interference with shell 10 with the windward side of middle row's heat exchanger 320,
And then reduce the length of heel row heat exchanger 310 and the respective windward side of middle row's heat exchanger 320；The leeward side of front rows of heat exchanger 330
When length is excessive, the space that will lead to the spiral case air duct to be formed is smaller, and then the leeward side by reducing front rows of heat exchanger 330 is long
The mode of degree can advantageously reduce influence of the front rows of heat exchanger 330 to spiral case air duct.It is understood that exchanging heat for heel row
For device 310 and middle row's heat exchanger 320, the length of windward side can be reduced by way of the edges and corners for eliminating windward side,
And then heel row heat exchanger 310 and middle row's heat exchanger 320 are reduced to the occupancy of 10 volume of shell, so that the two is mounted more easily to shell
In body 10；For front rows of heat exchanger 330, leeward side can be reduced by way of the edges and corners for eliminating leeward side
Length, and then front rows of heat exchanger 330 is reduced to the occupancy in the space in spiral case air duct.
In order to guarantee that heat transfer effect, heel row heat exchanger tube are evenly arranged on heel row heat exchanger 310, middle row's heat exchanger tube is equal
It is even to be arranged on middle row's heat exchanger 320, since the length of windward side in heel row heat exchanger 310 and middle row's heat exchanger 320 is less than back
The length of wind side, in this way, the quantity near the heel row heat exchanger tube of a row of windward side is less than other two rows of heel row heat exchanger tubes
Quantity；And/or the quantity of middle row's heat exchanger tube near a row of windward side is less than the quantity that heat exchanger tube is arranged in other two rows.
Similarly, in order to guarantee heat transfer effect, front-seat heat exchanger tube is evenly arranged on front rows of heat exchanger 330, in this way, near meeting
The quantity of the front-seat heat exchanger tube of one row of wind side is less than the quantity of other two rows of front-seat heat exchanger tubes.
Further, for heel row heat exchanger 310, a total of tubes of heel row heat exchanger tube is usually even number, in order to
Connection between adjacent two heel row heat exchanger tube may make since the length of the windward side of heel row heat exchanger 310 is smaller near meeting
The quantity of the heel row heat exchanger tube of one row of wind side is even number, and the quantity of other two rows heel row heat exchanger tubes is odd number.
Likewise, a total of tubes of middle row's heat exchanger tube is usually even number, for middle row's heat exchanger 320 in order to phase
The connection arranged between heat exchanger tube in neighbour two may make since the length of the windward side of middle row's heat exchanger 320 is smaller near windward
The quantity of middle row's heat exchanger tube of one row of side is even number, and arranging the quantity of heat exchanger tube in other two rows is odd number.
Likewise, a total of tubes of front-seat heat exchanger tube is usually even number, for middle row's heat exchanger 320 in order to phase
Connection between the front-seat heat exchanger tube of neighbour two may make since the length of the leeward side of front rows of heat exchanger 330 is smaller near leeward
The quantity of the front-seat heat exchanger tube of one row of side is even number, and the quantity of other two rows of front-seat heat exchanger tubes is odd number.
Further, in the present embodiment, since the fuselage height of shell 10 is smaller, for the ease of the peace of heat exchanger group 30
Dress, it is M that the vertical distance between 320 upper end of heat exchanger and 330 lower end of front rows of heat exchanger is arranged in this, and vertical distance M meets such as
Lower relationship: 160 millimeters≤M≤170 millimeter.
For the high-power type in above-described embodiment, can also add back row heat exchanger 340 by way of, into
One step improves the heat transfer effect of its heat exchanger group 30.The structure of back row's heat exchanger 340 is done with specific explanations below:
Above-mentioned heat exchanger group 30 further includes back row's heat exchanger 340, and back row's heat exchanger 340 is set to meeting for middle row's heat exchanger 320
Wind side, i.e. back row heat exchanger 340 are located at middle row's heat exchanger 320 back to the side of tubular wine wheel 20, enter shell 10 from air inlet
Air can successively by back row heat exchanger 340 and middle row's heat exchanger 320 carry out heat exchange.Back row's heat exchanger 340 includes back row
Heat exchange fin 341 and back row's heat exchanger tube, multiple back row heat exchange fins 341 are arranged on multiple parallel arrangement of back row heat exchanger tubes.
It should be noted that from the content of Fig. 4 and Fig. 5 it is found that compared with front rows of heat exchanger 330 and heel row heat exchanger 310,
The wind speed on middle 320 surface of row's heat exchanger is higher, and then arranges heat exchanger 340 by the windward side setting back in middle row's heat exchanger 320,
Can make air first pass through back row heat exchanger 340 after in flow direction arrange heat exchanger 320, on the one hand improve heat exchanger group 30 with
The heat exchange area of air, on the other hand but also the air velocity on middle 320 surface of row's heat exchanger after back row's heat exchanger 340 by obtaining
Decaying has been arrived, the wind speed on middle 320 surface of row's heat exchanger is thereby reduced, so that the heat exchange of middle row's heat exchanger 320 is more abundant.
Further, for above-mentioned back arranges heat exchanger 340, in order to reduce the occupancy to space in shell 10, the back
The length direction arrangement for arranging multiple back row's heat exchanger tube edge back row's heat exchange fin 341 of heat exchanger 340 is in single setting, and then so as to
It is installed in arranging heat exchanger 340 to back in compared with small shell 10.
Further, the range of the caliber D4 of above-mentioned back row heat exchanger tube are as follows: 6.35 millimeters≤D4≤8 millimeter；For the ease of
The installation of back row's heat exchanger 340 in back row's heat exchanger 340, the quantity which arranges heat exchanger tube is even number.Above-mentioned back arranges heat exchange wing
The finned length of piece 341 is 72 millimeters to 84 millimeters, wherein settable back arranges the number of heat exchanger tube on back row's heat exchange fin 341
Amount preferably 4 to 6.
Referring to Fig. 7, efficiency distribution signal is formed by when using the heat exchanger group 30 of different size for this high-power type
Figure, in which:
In E1 embodiment, heat exchanger group 30 only includes heel row heat exchanger 310, middle row's heat exchanger 320 and front-seat heat exchange
Device 330, the total number of heel row heat exchanger tube are 20, and the diameter of heel row heat exchanger tube is 5 millimeters, and the total number of middle row's heat exchanger tube is 20
A, the diameter of middle row's heat exchanger tube is 7 millimeters, and the total number of front-seat heat exchanger tube is 14, and the diameter of front-seat heat exchanger tube is 5 millimeters,
The energy valid value of heat exchanger group 30 is 4.95 at this time；
In E2 embodiment, heat exchanger group 30 only includes heel row heat exchanger 310, middle row's heat exchanger 320 and front-seat heat exchange
Device 330, the total number of heel row heat exchanger tube are 20, and the sum of heel row heat exchanger tube and the total number of middle row's heat exchanger tube are 40, heel row
The diameter of heat exchanger tube is 7 millimeters, and the diameter of middle row's heat exchanger tube is 5 millimeters, and the diameter of front-seat heat exchanger tube is 5 millimeters, is exchanged heat at this time
The energy valid value of device group 30 is 5.1；
In E3 embodiment, heat exchanger group 30 only includes heel row heat exchanger 310, middle row's heat exchanger 320 and front-seat heat exchange
Device 330, the total number of heel row heat exchanger tube are 20, and the diameter of heel row heat exchanger tube is 5 millimeters, and the total number of middle row's heat exchanger tube is 26
A, the diameter of middle row's heat exchanger tube is 5 millimeters, and the total number of front-seat heat exchanger tube is 14, and the diameter of front-seat heat exchanger tube is 5 millimeters,
The energy valid value of heat exchanger group 30 is 5.25 at this time；
In E4 embodiment, heat exchanger group 30 includes heel row heat exchanger 310, middle row's heat exchanger 320, front rows of heat exchanger 330
And back row's heat exchanger 340, the total number of heel row heat exchanger tube are 20, the diameter of heel row heat exchanger tube is 5 millimeters, middle row's heat exchanger tube
Total number be 26, the diameter of middle row's heat exchanger tube is 5 millimeters, and the total number of front-seat heat exchanger tube is 14, front-seat heat exchanger tube
Diameter is 5 millimeters, and the diameter of back row's heat exchanger tube is 7 millimeters, and the total number of back row's heat exchanger tube is 4, at this time heat exchanger group 30
Energy valid value is 5.35；
In E5 embodiment, heat exchanger group 30 includes heel row heat exchanger 310, middle row's heat exchanger 320, front rows of heat exchanger 330
And back row's heat exchanger 340, the total number of heel row heat exchanger tube are 20, the diameter of heel row heat exchanger tube is 5 millimeters, middle row's heat exchanger tube
Total number be 24, the diameter of middle row's heat exchanger tube is 5 millimeters, and the total number of front-seat heat exchanger tube is 14, front-seat heat exchanger tube
Diameter is 5 millimeters, and the total number of back row's heat exchanger tube is 4, and the diameter of back row's heat exchanger tube is 7 millimeters, at this time heat exchanger group 30
Energy valid value is 5.35；
In E6 embodiment, heat exchanger group 30 includes heel row heat exchanger 310, middle row's heat exchanger 320, front rows of heat exchanger 330
And back row's heat exchanger 340, the total number of heel row heat exchanger tube are 20, the diameter of heel row heat exchanger tube is 5 millimeters, middle row's heat exchanger tube
Total number be 28, the diameter of middle row's heat exchanger tube is 5 millimeters, and the total number of front-seat heat exchanger tube is 12, front-seat heat exchanger tube
Diameter is 5 millimeters, and the total number of back row's heat exchanger tube is 4, and the diameter of back row's heat exchanger tube is 7 millimeters, at this time heat exchanger group 30
Energy valid value is 5.18.
Referring to Fig. 7, and according to above-mentioned experimental result it is found that when heat exchanger group 30 includes heel row heat exchanger 310, middle row heat exchange
Device 320, front rows of heat exchanger 330 and back row's heat exchanger 340, the total number of heel row heat exchanger tube are 20, heel row heat exchanger tube it is straight
Diameter is 5 millimeters, and the total number of middle row's heat exchanger tube is 26, and the diameter of middle row's heat exchanger tube is 5 millimeters, the total number of front-seat heat exchanger tube
It is 14, the diameter of front-seat heat exchanger tube is 5 millimeters, and the diameter of back row's heat exchanger tube is 7 millimeters, and the total number of back row's heat exchanger tube is 4
A, the efficiency of heat exchanger group 30 is best at this time.
Below for small-power type, to the knot of another embodiment of the heat exchanger group 30 of this wall-hanging air conditioner indoor unit 1
Structure is done to illustrate:
Referring to Fig. 8 to Figure 10, for heel row heat exchanger 310, thickness of multiple heel row heat exchanger tubes along heel row heat exchanger 310
Direction arrangement is spent in two rows of settings；Multiple middle row's heat exchanger tubes are arranged along the thickness direction of middle row's heat exchanger 320 and are set in two rows
It sets；Multiple front row heat exchanger tubes are arranged along the thickness direction arrangement of the front rows of heat exchanger 330 in two rows of.
It is understood that each heat exchanger of heat exchanger group 30 all has two rows of heat exchanger tubes, meet small-power type
Heat exchange demand.
For above-mentioned heat exchanger group, heel row heat exchanger tube is worn along the length direction compartment of terrain of heel row heat exchange fin 311
Equipped with multiple, and heel row heat exchanger tube along heel row heat exchange fin 311 width direction in two rows of settings, changed for the ease of wearing heel row
Heat pipe, in the present embodiment, the finned length of heel row heat exchange fin 311 is 110 millimeters to 150 millimeters, fin width be 9 millimeters extremely
26 millimeters.
Similarly, middle row's heat exchanger tube is to be equipped with along the length direction compartment of terrain of middle row's heat exchange fin 321 multiple, and middle row changes
Heat pipe arranges the width direction of heat exchange fin 321 in two rows of settings in, for the ease of wearing middle row's heat exchanger tube, in the present embodiment,
The finned length of middle row's heat exchange fin 321 is 100 millimeters to 115 millimeters, and fin width is 9 millimeters to 26 millimeters.
Similarly, front-seat heat exchanger tube is to be equipped with along the length direction compartment of terrain of front-seat heat exchange fin 331 multiple, and front row is changed
Heat pipe along front-seat heat exchange fin 331 width direction in two rows of settings, for the ease of wearing front-seat heat exchanger tube, in the present embodiment,
The finned length of front-seat heat exchange fin 331 is 100 millimeters to 115 millimeters, and fin width is 9 millimeters to 26 millimeters.
In order to improve the heat transfer effect of heat exchanger group 30, in the present embodiment, to heel row heat exchanger tube, middle row's heat exchanger tube and front row
The caliber of heat exchanger tube carries out further preferably, and referring to Fig.1 1, the caliber D1 of heel row heat exchanger tube is preferably 5 millimeters, middle row's heat exchanger tube
Caliber D2 be preferably 5 millimeters, the caliber of front-seat heat exchanger tube is preferably 5 millimeters, the energy valid value of heat exchanger group 30 is preferable at this time.This
Outside, it should be noted that for above-mentioned small-power type (such as 28 types, refrigerating capacity are 2800 watts), heat exchanger
The efficiency of group 30 requires certain limitation, it is desirable that its energy valid value is not less than 6.0, as can be seen from Figure 11, when heel row heat exchanger tube
Caliber D1 is 5 millimeters, the caliber D2 of middle row's heat exchanger tube is 5 millimeters, the caliber of front-seat heat exchanger tube is 5 millimeters, at this time heat exchanger group
30 efficiency is 6.2, that is, meets requirements above.
The influence factor of above-mentioned 30 efficiency of heat exchanger group find after further studying, above-mentioned horizontal clearance H with
One of an important factor for ratio size is also influence 30 efficiency of heat exchanger group between rotor diameter D.In the present embodiment, pass through tune
The mode of horizontal space between whole heel row heat exchanger 310 and middle row's heat exchanger 320 carries out many experiments and (uses same heat exchanger
Group 30, the angle between front rows of heat exchanger 330, heel row heat exchanger 310 and middle row's heat exchanger 320 and horizontal plane is consistent,
Using different-diameter size tubular wine wheel 20 or change the size of horizontal space H and obtain the different experimental data of multiple groups),
Its experimental result is as follows:
| d/h | 5.78 | 6.00 | 7.16 | 8.27 | 9.03 | 10.21 | 11.60 | 12.54 |
| Efficiency | 5.92 | 6.02 | 6.08 | 6.20 | 6.30 | 6.22 | 6.11 | 5.98 |
Table 6
By the data of table 6 it is found that the numerical value of horizontal clearance H and rotor diameter D meets relational expression:
When 6≤d/h≤11.6, the efficiency of heat exchanger group 30 is preferable.
In order to guarantee that heel row heat exchanger 310 has preferable heat transfer effect, the heel row of each row of the heel row heat exchanger 310
The quantity of heat exchanger tube is 6~8；Similarly, in order to guarantee front rows of heat exchanger 330 have preferable heat transfer effect, middle row's heat exchanger
The quantity of middle row's heat exchanger tube of 320 each row is 6~8；In order to guarantee that front rows of heat exchanger 330 has preferably heat exchange effect
Fruit, the quantity of the front-seat heat exchanger tube of each row of front rows of heat exchanger 330 are 4~6
Further, in the present embodiment, since the fuselage height of shell 10 is smaller, for the ease of the peace of heat exchanger group 30
Dress, it is M that the vertical distance between 320 upper end of heat exchanger and 330 lower end of front rows of heat exchanger is arranged in this, and vertical distance M meets such as
Lower relationship: 155 millimeters≤M≤170 millimeter.
For the small-power type in above-described embodiment, can also add back row heat exchanger 340 by way of, into
One step improves the heat transfer effect of its heat exchanger group 30.The structure of back row's heat exchanger 340 is done with specific explanations below:
Above-mentioned heat exchanger group 30 further includes back row's heat exchanger 340, and back row's heat exchanger 340 is set to meeting for middle row's heat exchanger 320
Wind side, i.e. back row heat exchanger 340 are located at middle row's heat exchanger 320 back to the side of tubular wine wheel 20, enter shell 10 from air inlet
Air can successively by back row heat exchanger 340 and middle row's heat exchanger 320 carry out heat exchange.
It should be noted that compared with front rows of heat exchanger 330 and heel row heat exchanger 310, the wind on middle 320 surface of row's heat exchanger
Speed is higher, and then by windward side setting back row's heat exchanger 340 in middle row's heat exchanger 320, air can be made to first pass through back
Heat exchanger 320 is arranged in flow direction after arranging heat exchanger 340, on the one hand improves the heat exchange area of heat exchanger group 30 Yu air, it is another
Aspect is but also the air velocity on middle 320 surface of row's heat exchanger is thereby reduced by being decayed after the row's of back heat exchanger 340
The wind speed on middle 320 surface of row's heat exchanger, so that the heat exchange of middle row's heat exchanger 320 is more abundant.
Further, for above-mentioned back arranges heat exchanger 340, in order to reduce the occupancy to space in shell 10, the back
The thickness direction arrangement for arranging multiple back row's heat exchanger tube edge back row's heat exchanger 340 of heat exchanger 340 is in single setting.In this way,
It may be implemented in compared with the installation in small shell 10 to back row's heat exchanger 340.
Further, the range of the caliber D4 of above-mentioned back row heat exchanger tube are as follows: 6.35 millimeters≤D4≤8 millimeter；For the ease of
The installation of back row's heat exchanger 340 in back row's heat exchanger 340, the quantity which arranges heat exchanger tube is even number.Above-mentioned back arranges heat exchange wing
The finned length of piece 341 is 72 millimeters to 84 millimeters, wherein settable back arranges the number of heat exchanger tube on back row's heat exchange fin 341
Amount preferably 4 to 6.
The utility model also proposes a kind of wall-mounted air conditioner, which includes air-conditioning indoor and outdoor machine and wall hanging
Formula air conditioner indoor unit, outdoor machine of wall air conditioner and wall-hanging air conditioner indoor unit pass through pipeline connection.In the wall-hanging air conditioner room
The specific structure of machine is referring to above-described embodiment, since this wall-mounted air conditioner uses whole technical sides of above-mentioned all embodiments
Case, therefore at least all beneficial effects brought by the technical solution with above-described embodiment, this is no longer going to repeat them.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (18)
1. a kind of wall-hanging air conditioner indoor unit characterized by comprising
Shell, upper part have air inlet；
Heat exchanger group, is disposed in the housing, and the heat exchanger group includes front rows of heat exchanger, middle row's heat exchanger and heel row heat exchange
Device, middle row's heat exchanger and the heel row heat exchanger are obliquely set to the lower section of the air inlet, and the heel row heat exchanger is set
In the rear of middle row's heat exchanger, the upper end of the heel row heat exchanger and middle row's heat exchanger is neighbouring and lower end is separate, institute
State the lower section that front rows of heat exchanger is set to middle row's heat exchanger, and the upper end of the front rows of heat exchanger and middle row's heat exchanger
The neighbouring setting in lower end, the front rows of heat exchanger, middle row's heat exchanger and the heel row heat exchanger three are back to the air inlet
The side of mouth limits to form wind wheel installation region；And
Tubular wine wheel, in the wind wheel installation region, the rotor diameter D of the tubular wine wheel is d millimeters for rotational installation；
The upper end of the heel row heat exchanger and the upper end of middle row's heat exchanger have horizontal clearance H；
Included angle A is formed between the heel row heat exchanger and horizontal plane, and the opening of the included angle A is set towards the tubular wine wheel
It sets, the included angle A is a degree；Form included angle B between middle row's heat exchanger and horizontal plane, and the opening of the included angle B is towards institute
Tubular wine wheel setting is stated, the included angle B is b degree；Angle between the front rows of heat exchanger and horizontal plane is C, and the angle C
Opening towards back to the tubular wine wheel be arranged, the angle C be c degree, in which:
The rotor diameter D and the numerical value of the included angle A meet relational expression: 2.2≤d/a≤2.66；
The rotor diameter D and the numerical value of the included angle B meet relational expression: 2.1≤d/b≤2.6；
The numerical value of the rotor diameter D and angle C meets relational expression: 1.5≤d/c≤2.18.
2. wall-hanging air conditioner indoor unit as described in claim 1, which is characterized in that the range of the rotor diameter D are as follows: 105
Millimeter≤d≤121 millimeter.
3. wall-hanging air conditioner indoor unit as described in claim 1, which is characterized in that multiple heel row heat exchanger tubes are changed along the heel row
The thickness direction arrangement of hot device is arranged in three rows；
Multiple middle row's heat exchanger tubes are arranged along the thickness direction arrangement of middle row's heat exchanger in three rows；
Multiple front row heat exchanger tubes are arranged along the thickness direction arrangement of the front rows of heat exchanger in three rows.
4. wall-hanging air conditioner indoor unit as claimed in claim 3, which is characterized in that the horizontal clearance H is h millimeters, described
The numerical value of the horizontal clearance H and rotor diameter D meets relational expression: 6.66≤d/h≤8.75.
5. wall-hanging air conditioner indoor unit as claimed in claim 3, which is characterized in that row's heel row near windward side exchanges heat
The quantity of pipe is less than the quantity of other two rows of heel row heat exchanger tubes；And/or
The quantity that heat exchanger tube is arranged in a row of windward side is less than the quantity that heat exchanger tube is arranged in other two rows；And/or
It is less than the quantity of other two rows of front-seat heat exchanger tubes near the quantity of a row front row heat exchanger tube of leeward side.
6. wall-hanging air conditioner indoor unit as claimed in claim 3, which is characterized in that near one row's heel row heat exchanger tube of windward side
Quantity be even number, the quantity of other two rows heel row heat exchanger tubes is odd number；And/or
The quantity that heat exchanger tube is arranged in one row of windward side is even number, and arranging the quantity of heat exchanger tube in other two rows is odd number；
And/or
Quantity near one row front row heat exchanger tube of leeward side is even number, and the quantity of other two rows of front-seat heat exchanger tubes is odd number.
7. wall-hanging air conditioner indoor unit as claimed in claim 3, which is characterized in that middle row's heat exchanger upper end and it is described before
Arrange the range of the vertical distance M between heat exchanger lower end are as follows: 160 millimeters≤M≤170 millimeter.
8. wall-hanging air conditioner indoor unit as claimed in claim 3, which is characterized in that the heel row heat exchange wing of the heel row heat exchanger
The finned length of piece is 110 millimeters to 150 millimeters, and fin width is 27 millimeters to 40 millimeters, multiple heel row heat exchanger tube edges
The width direction of the heel row heat exchange fin is arranged in three rows；
The finned length of middle row's heat exchange fin of middle row's heat exchanger is 100 millimeters to 115 millimeters, and fin width is 27 millimeters
To 40 millimeters, multiple middle row's heat exchanger tubes are arranged along the width direction of middle row's heat exchange fin in three rows；
The finned length of the front-seat heat exchange fin of the front rows of heat exchanger is 100 millimeters to 115 millimeters, and fin width is 27 millimeters
To 40 millimeters, multiple front-seat heat exchanger tubes are arranged along the width direction of the front-seat heat exchange fin in three rows.
9. wall-hanging air conditioner indoor unit as described in claim 1, which is characterized in that multiple heel row heat exchanger tubes are changed along the heel row
The thickness direction arrangement of hot device is in two rows of settings；
Multiple middle row's heat exchanger tubes are arranged along the thickness direction arrangement of middle row's heat exchanger in two rows of；
Multiple front row heat exchanger tubes are arranged along the thickness direction arrangement of the front rows of heat exchanger in two rows of.
10. wall-hanging air conditioner indoor unit as claimed in claim 9, which is characterized in that the horizontal clearance H is h millimeters,
In:
The numerical value of the horizontal clearance H and rotor diameter D meets relational expression: 6≤d/h≤11.6.
11. wall-hanging air conditioner indoor unit as claimed in claim 9, which is characterized in that the heel row of the heel row heat exchanger exchanges heat
The finned length of fin is 80 millimeters to 105 millimeters, and fin width is 9 millimeters to 26 millimeters, multiple heel row heat exchanger tube edges
The width direction of the heel row heat exchange fin is in two rows of settings；
The finned length of middle row's heat exchange fin of middle row's heat exchanger be 80 millimeters to 120 millimeters, fin width be 9 millimeters extremely
26 millimeters, multiple middle row's heat exchanger tubes are arranged along the width direction of middle row's heat exchange fin in two rows of；
The finned length of the front-seat heat exchange fin of the front rows of heat exchanger be 50 millimeters to 80 millimeters, fin width be 9 millimeters extremely
26 millimeters, multiple front-seat heat exchanger tubes are arranged along the width direction of the front-seat heat exchange fin in two rows of.
12. wall-hanging air conditioner indoor unit as claimed in claim 9, which is characterized in that middle row's heat exchanger upper end with it is described
The range of vertical distance M between front rows of heat exchanger lower end are as follows: 155 millimeters≤M≤170 millimeter.
13. wall-hanging air conditioner indoor unit as described in claim 1, which is characterized in that the heel row of the heel row heat exchanger exchanges heat
The caliber D1 of pipe are as follows: D1≤6.35 millimeter；And/or
The caliber D2 of middle row's heat exchanger tube of middle row's heat exchanger are as follows: D2≤6.35 millimeter；And/or
The caliber D3 of the front-seat heat exchanger tube of the front rows of heat exchanger are as follows: D3≤6.35 millimeter.
14. the wall-hanging air conditioner indoor unit as described in any one of claim 1 to 13, which is characterized in that the heat exchanger
Group further include:
Back row's heat exchanger, set on the windward side of middle row's heat exchanger.
15. wall-hanging air conditioner indoor unit as claimed in claim 14, which is characterized in that multiple back row of the back row heat exchanger
Heat exchanger tube is in single setting along the length direction of back row's heat exchange fin.
16. wall-hanging air conditioner indoor unit as claimed in claim 15, which is characterized in that the caliber D4's of the back row heat exchanger tube
Range are as follows: 6.35 millimeters≤D4≤8 millimeter；And/or
The quantity of the back row heat exchanger tube is even number；And/or
The finned length of the back row heat exchange fin is 72 millimeters to 84 millimeters.
17. wall-hanging air conditioner indoor unit as described in claim 1, which is characterized in that the range of the fuselage height P of the shell
Are as follows: P≤250 millimeter, the range of the spacing N between the top and the housing tip of the heat exchanger group are as follows: N >=15 millimeter.
18. a kind of wall-mounted air conditioner, which is characterized in that including any one in air-conditioning indoor and outdoor machine and such as claim 1 to 17
Wall-hanging air conditioner indoor unit described in, the outdoor machine of wall air conditioner and the wall-hanging air conditioner indoor unit are connected by pipeline
It is logical.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821452651.4U CN208936315U (en) | 2018-09-05 | 2018-09-05 | Wall-hanging air conditioner indoor unit and wall-mounted air conditioner |
| PCT/CN2018/109141 WO2020047929A1 (en) | 2018-09-05 | 2018-09-30 | Wall-mounted air conditioner indoor unit and wall-mounted air conditioner |
| JP2019546031A JP7038727B2 (en) | 2018-09-05 | 2018-09-30 | Wall-mounted air conditioner Indoor unit and wall-mounted air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821452651.4U CN208936315U (en) | 2018-09-05 | 2018-09-05 | Wall-hanging air conditioner indoor unit and wall-mounted air conditioner |
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| CN208936315U true CN208936315U (en) | 2019-06-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917006A (en) * | 2018-09-05 | 2018-11-30 | 广东美的制冷设备有限公司 | Wall-hanging air conditioner indoor unit and wall-mounted air conditioner |
| WO2021017207A1 (en) * | 2019-07-30 | 2021-02-04 | 广东美的制冷设备有限公司 | Wall-mounted air conditioner indoor unit |
-
2018
- 2018-09-05 CN CN201821452651.4U patent/CN208936315U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917006A (en) * | 2018-09-05 | 2018-11-30 | 广东美的制冷设备有限公司 | Wall-hanging air conditioner indoor unit and wall-mounted air conditioner |
| CN108917006B (en) * | 2018-09-05 | 2024-05-31 | 广东美的制冷设备有限公司 | Wall-mounted air conditioner indoor unit and wall-mounted air conditioner |
| WO2021017207A1 (en) * | 2019-07-30 | 2021-02-04 | 广东美的制冷设备有限公司 | Wall-mounted air conditioner indoor unit |
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