CN108253544A

CN108253544A - Wall indoor unit and air conditioner

Info

Publication number: CN108253544A
Application number: CN201810237667.1A
Authority: CN
Inventors: 赵夫峰
Original assignee: Midea Group Co Ltd; Guangdong Midea Refrigeration Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2018-03-21
Filing date: 2018-03-21
Publication date: 2018-07-06

Abstract

The present invention discloses a kind of wall indoor unit and air conditioner, wherein, the wall indoor unit includes shell and one-row heat exchanger, and the shell is with the heat exchanging air duct between air inlet, air outlet and the connection air inlet and the air outlet；The one-row heat exchanger is installed in the heat exchanging air duct, the one-row heat exchanger, which is in the shape of the letter V, to be set and including preceding heat exchanger and rear heat exchanger, the preceding heat exchanger includes preceding fin, heat exchanger includes rear fin after described, the preceding fin is equipped with multiple the first wind shielding structures being intervally arranged along its length with the hind wing on piece, the junction of the preceding fin and the rear fin is equipped with the second wind shielding structure, and described second keeps out the wind structure bit between the first wind shielding structure of the fore wing piece upper end and the first wind shielding structure of the hind wing piece upper end.Technical scheme of the present invention reduces the wind speed difference of the different parts of one-row heat exchanger, so as to improve the heat exchange efficiency of one-row heat exchanger.

Description

Wall indoor unit and air conditioner

Technical field

The present invention relates to air-conditioning technical field, more particularly to a kind of wall indoor unit and air conditioner.

Background technology

In the prior art, in order to enable the leaving air temp after heat exchanger exchanges heat is more uniform, wall indoor unit is usual Using dual-row heat exchanger.Due to using dual-row heat exchanger, when a pitch of fins for heat exchanger is overstocked, it can lead to that windage is larger, and wind turbine is outstanding It is that cross flow fan needs to overcome resistance larger, thus can cause the problems such as fan delivery is small, power is high, noise is big, causes to use The experience comfort level at family is relatively low.Meanwhile using dual-row heat exchanger, cost is also higher.In consideration of it, the research to one-row heat exchanger It is more and more.

But due to traditional heat exchanger used by fin be typically single fin configuration (plain film, shutter, bridge Piece and corrugated plate etc.), the wind speed for flowing through the different parts of one-row heat exchanger can be caused to differ greatly in this way, single heat exchange can be influenced The heat transfer effect of device different parts, so as to reduce its whole heat exchange efficiency.

Invention content

The main object of the present invention is to propose a kind of wall indoor unit and the air conditioner with the wall indoor unit, purport Improving wall indoor unit heat exchange efficiency.

To achieve the above object, wall indoor unit proposed by the present invention, including：

Shell, the shell have air inlet, air outlet and connect changing between the air inlet and the air outlet Hot-flow flue；

One-row heat exchanger is installed in the heat exchanging air duct, and the one-row heat exchanger, which is in the shape of the letter V, to be set and including preceding heat exchange Device and rear heat exchanger, the preceding heat exchanger include preceding fin, it is described after heat exchanger include rear fin, the preceding fin with it is described after Multiple the first wind shielding structures being intervally arranged along its length, the company of the preceding fin and the rear fin are equipped on fin Connect place be equipped with the second wind shielding structure, and described second keep out the wind structure bit in the fore wing piece upper end the first wind shielding structure with it is described Between first wind shielding structure of hind wing piece upper end.

Preferably, first wind shielding structure includes multiple first blinkers, and multiple first blinkers are along before described The width direction arrangement of fin or the rear fin, first blinker are the first bridge piece and/or the first window.

Preferably, second wind shielding structure includes multiple second windows, and the quantity of second window is n2, and 2≤ n2≤4；The louver angle of second window is α 2, and 2≤60 ° of 30 °≤α.

Preferably, relieve heat hole is offered on the second window of second wind shielding structure.

Preferably, the preceding fin is included vertically to the first fin of arrangement and the second fin, first fin Lower end connects the upper end of second fin, and first fin and second fin keep out the wind knot equipped with multiple described first Structure, the junction of first fin and second fin are equipped with third wind shielding structure.

Preferably, the third wind shielding structure includes third window and the 4th window, and the quantity of the third window is n3, And 2≤n3≤3；The louver angle of the third window is α 3, and 3≤45 ° of 30 °≤α；

The quantity of 4th window is n4, and 2≤n4≤4；The louver angle of 4th window is α 4, and 30 °≤α 4≤60°。

Preferably, the third window is set on first fin, and the 4th window is set on the second fin.

Preferably, the preceding fin further includes third fin, and the upper end of the third fin connects second fin Lower end, the junction of second fin and the third fin are equipped with fourth gear wind structure, and the fourth gear wind structure is located at The inside of the third fin.

Preferably, the fourth gear wind structure includes the 5th window, and the quantity of the 5th window is n5, and 1≤n5≤ 2；The louver angle of 5th window is α 5, and 5≤40 ° of 20 °≤α.

Preferably, the third fin is equipped with fifth gear wind structure, and the fifth gear wind structure includes multiple second gear Wind piece, multiple second blinkers are arranged along the width direction of the third fin, and second blinker is the second bridge piece And/or the 6th window.

The present invention also proposes a kind of air conditioner, and the air conditioner includes outdoor unit and above-mentioned wall indoor unit, the wall Hanging indoor unit includes：

Technical scheme of the present invention by setting one-row heat exchanger in heat exchanging air duct, wherein, this it is single heat exchange be in the shape of the letter V It sets and including preceding fin and rear fin, the preceding fin is equipped be intervally arranged first along its length with the rear fin Wind shielding structure, the preceding fin and it is described after fin junction be equipped with the second wind shielding structure, be so designed that, can make it is described before The area that keeps out the wind of the junction of fin and the rear fin is larger, so as to reduce the wind speed of the junction so that preceding fin is with after The wind speed profile at each position of fin is more uniform, even if also the wind speed profile at each position of the one-row heat exchanger is more uniform, to carry The overall heat exchange efficiency of the high one-row heat exchanger.

Description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with Structure according to these attached drawings obtains other attached drawings.

Fig. 1 is the sectional view of wall indoor unit of the present invention；

Fig. 2 is the structure diagram of one embodiment of one-row heat exchanger in Fig. 1；

Fig. 3 be Fig. 1 in one-row heat exchanger be laid flat after structure diagram；

Fig. 4 is the sectional view of one embodiment of the first wind shielding structure in Fig. 1；

Fig. 5 is the sectional view of another embodiment of the first wind shielding structure in Fig. 1；

Fig. 6 is the sectional view of the second wind shielding structure in Fig. 1；

Fig. 7 is the detail view of the third window of third wind shielding structure in Fig. 1；

Fig. 8 is the detail view of the 4th window of third wind shielding structure in Fig. 1；

Fig. 9 is the sectional view of fourth gear wind structure in Fig. 1；

Figure 10 is the structure diagram of the another embodiment of one-row heat exchanger in Fig. 1；

Figure 11 is the sectional view of one embodiment of fifth gear wind structure in Figure 10；

Figure 12 is the sectional view of another embodiment of fifth gear wind structure in Figure 10.

Drawing reference numeral explanation：

Label	Title	Label	Title
				200	Wall indoor unit	131a	First sub- window
210	Shell	131b	Second sub- window
				211	Air inlet	132	First bridge piece
212	Air outlet	140	Second wind shielding structure
				220	Tubular wine wheel	141	Second window
100	One-row heat exchanger	150	Third wind shielding structure
				110	Preceding heat exchanger	151	Third window
111	Preceding fin	152	4th window
				112	First fin	160	Fourth gear wind structure
113	Second fin	161	5th window
				114	Third fin	170	Fifth gear wind structure
120	Heat exchanger afterwards	171	6th window
				121	Fin afterwards	171a	The sub- window of third
130	First wind shielding structure	171b	4th sub- window
				131	First window	172	Second bridge piece

The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.

Specific embodiment

Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, instead of all the embodiments.Base Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its His embodiment, shall fall within the protection scope of the present invention.

If it is to be appreciated that related in the embodiment of the present invention directionality instruction (such as up, down, left, right, before and after ...), Then directionality instruction be only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each component, Motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes correspondingly.

If in addition, relating to the description of " first ", " second " etc. in the embodiment of the present invention, it is somebody's turn to do " first ", " second " etc. Description be only used for description purpose, and it is not intended that instruction or implying its relative importance or implicit indicating indicated skill The quantity of art feature." first " is defined as a result, and the feature of " second " can be expressed or implicitly includes at least one spy Sign.In addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy Based on enough realizations, the knot of this technical solution is will be understood that when the combination appearance of technical solution is conflicting or can not realize Conjunction is not present, also not the present invention claims protection domain within.

The present invention proposes a kind of wall indoor unit and the air conditioner with the wall indoor unit.

With reference to Fig. 1, wall indoor unit 200 proposed by the present invention, including shell 210, the shell 210 has air inlet 211st, the heat exchanging air duct between air outlet 212 and the connection air inlet 211 and the air outlet 212.The wall-mounted room Interior machine 200 further includes tubular wine wheel 220 and one-row heat exchanger 100, and the tubular wine wheel 220 and the one-row heat exchanger 100 are equal In the heat exchanging air duct, and the one-row heat exchanger 100 is between the air inlet 212 and the tubular wine wheel 220, In this way, the tubular wine wheel 220 can drive indoor air flow to flow into heat exchanging air duct from the air inlet 211, through one-row heat exchanger 100 After heat exchange, then flow out from the air outlet 212.

Wherein, the one-row heat exchanger 100, which is in the shape of the letter V, is arranged in heat exchanging air duct, and including preceding heat exchanger 110 with after Heat exchanger 120, the upper end of the preceding heat exchanger 110 are cut structure by abnormity with the upper end of the rear heat exchanger 120 and are connect.Reference Fig. 2, the preceding heat exchanger 110 include preceding fin 111, it is described after heat exchanger 120 include rear fin 121, the preceding fin 111 with After described multiple the first wind shielding structures 130 being intervally arranged along its length are equipped on fin 121.The preceding fin 111 The second wind shielding structure 140 is equipped with, and second wind shielding structure 140 is located at the fore wing with the junction of the rear fin 121 Between first wind shielding structure 130 of 111 upper end of piece and the first wind shielding structure 130 of rear 121 upper end of fin.

Specifically, the preceding fin 111 is intervally arranged along its length with offering a row on the rear fin 121 Mounting hole, to install heat exchanger tube.First wind shielding structure 130 is set between adjacent two mounting holes, with for raising The heat transfer effect of heat exchanger tube.

First wind shielding structure 130 includes multiple first blinkers, and multiple first blinkers are along the preceding fin The width direction arrangement of fin 121 after 111 or described.It is to be understood that the first wind shielding structure on the preceding fin 111 Multiple first blinkers included by 130 are arranged along the width direction of preceding fin 111, and first on the rear fin 121 is kept out the wind Multiple first blinkers included by structure 130 are arranged along the width direction of rear fin 121.Tool about first blinker Body structure will not be limited, for example, first blinker can be the first bridge piece 132 and/or the first window 131.

In one embodiment, with reference to Fig. 2 and Fig. 3, first blinker can be the first bridge piece 132 and the first window 131.Wherein, the first blinker on the preceding fin 111 includes the first window 131, the Yi Jishe set on preceding 111 upper end of fin The first bridge piece 132 in preceding 111 lower end of fin；The first blinker after described on fin 121 includes being set on rear 121 upper end of fin The first window 131 and the first bridge piece 132 set on rear 121 lower end of fin.

For ease of description, with reference to Fig. 4, first window 131 includes the first sub- sub- windows of window 131a and second 131b.First wind shielding structure 130 includes the multiple first sub- window 131a being oppositely arranged and multiple second sub- window 131b； In this way, it can make first wind shielding structure 130 that there is preferable windproof effect.In the present embodiment, each first can be made The total quantity of the first sub- sub- window 131b of window 131a and second that wind shielding structure 130 includes is n1, wherein 6≤n1≤8；Institute The louver angle for stating the first sub- window 131a and the described second sub- window 131b is α 1, wherein, 20 °≤α≤30 °；Described The windowing height of one sub- window 131a and the described second sub- window 131b is h1, wherein, 0.5mm≤h1≤0.7mm.

With reference to Fig. 5, the total quantity of the first bridge piece 132 that first wind shielding structure 130 includes is N1, and 3≤N1≤5； The height of the first bridge piece 132 that first wind shielding structure 130 includes is H1, and 0.5mm≤H1≤0.7mm.

In another embodiment, first blinker is the first bridge piece 132；Alternatively, first blinker is first Window 131 (as shown in figure 11).

It is understood that one-row heat exchanger 100 is set at the air inlet 211 of wall indoor unit 200, single change is flowed through The wind speed at each position of hot device 100 is different, and the wind speed at especially 100 top of one-row heat exchanger is much larger than the wind speed of its bottom. It therefore, can be by adding the second wind shielding structure 140 at the top of one-row heat exchanger 100, to increase 100 top of one-row heat exchanger Keep out the wind area, so as to which the wind speed for making the top of one-row heat exchanger 100 reduces so that the wind speed at 100 top of one-row heat exchanger with it is single The wind speed of 100 bottom of heat exchanger is more uniform.

Specifically, second wind shielding structure 140 includes multiple second windows 141 (as shown in Figure 2), a portion Second window 141 is distributed in the upper end of the preceding fin 111, and second window of part 141 is located at the interior of the preceding fin 111 Side；The second window of another part 141 be distributed in it is described after fin 121 upper end, and second window of part 141 be located at it is described after The inside of fin 121.

Quantity and louver angle about second window 141 are not particularly limited, wherein, in a preferred embodiment In, with reference to Fig. 6, the quantity of second window 141 is n2, and 2≤n2≤4；The louver angle of second window 141 is α 2, and 2≤60 ° of 30 °≤α；The windowing height of the second sub- window 141 is h2, wherein, 0.5mm≤h2≤0.6mm.

Technical scheme of the present invention by setting one-row heat exchanger 100 in heat exchanging air duct, wherein, the single heat exchange is in V Font sets and including preceding fin 111 and rear fin 121, and the preceding fin 111 is set along its length with the rear fin 121 Have the first wind shielding structure 130 being intervally arranged, the preceding fin 111 and it is described after the junction of fin 121 keep out the wind equipped with second Structure 140, is so designed that, the preceding fin 111 and the area that keeps out the wind of the junction of the rear fin 121 can be made larger, from And reduce the wind speed of the junction so that the wind speed profile at each position of preceding fin 111 and rear fin 121 is more uniform, even if also The wind speed profile at each position of the one-row heat exchanger 100 is more uniform, to improve the overall heat exchange efficiency of the one-row heat exchanger 100.

In the above-described embodiments, it can be opened up on first wind shielding structure 130 and second wind shielding structure 140 scattered Air holes will flow through the air-flow dispersion of the first wind shielding structure 130 and the second wind shielding structure 140, so as to enhance the wall-mounted interior The calm sense air-out effect of machine.Specifically, the relieve heat hole is disposed through the blinker of first wind shielding structure 130 On (the first bridge piece 132 or the first window 131) and it is disposed through the second window 141 of second wind shielding structure 140 On.

Further, the preceding fin 111 is included vertically to the first fin 112 of arrangement and the second fin 113 (as schemed Shown in 2 and Fig. 3), the lower end of first fin 112 connects the upper end of second fin 113, first fin 112 with Second fin 113 is equipped with multiple first wind shielding structures 130, first fin 112 and second fin 113 Junction be equipped with third wind shielding structure 150.

Second fin 113 can linearly be set with first fin 112, certainly, second fin 113 It can be set with first fin 112 in angle.For example, second fin 113 can be directed away from the rear fin 121 Direction be obliquely installed, can also towards after described the direction of fin 121 be obliquely installed, do not do herein specifically limited.

The third wind shielding structure 150 includes 151 and the 4th window 152 of third window, wherein, the third window 151 It can be set on first fin 112, can also be set on second fin 113；Equally, the 4th window 152 can To be set on first fin 112, can also be set on second fin 113.Preferably, the third window 151 is set In the inside of first fin 112, the 4th window 152 is set on the inside of the second fin 113.

With reference to Fig. 7, the quantity of the third window 151 is n3, and 2≤n3≤3；The windowing angle of the third window 151 It spends for α 3, and 3≤45 ° of 30 °≤α.The windowing height of the sub- window 151 of third is h3, wherein, 0.5mm≤h3≤0.6mm. With reference to Fig. 8, the quantity of the 4th window 152 is n4, and 2≤n4≤4；The louver angle of 4th window 152 is α 4, and 30°≤α4≤60°.The windowing height of the 4th sub- window 152 is h4, wherein, 0.5mm≤h4≤0.6mm.

Further, the preceding fin 111 further includes third fin 114 (as shown in figs. 2 and 11), the third wing The upper end of piece 114 connects the lower end of second fin 113, the junction of second fin 113 and the third fin 114 Equipped with fourth gear wind structure 160, the fourth gear wind structure 160 is located at the inside of the third fin 114.

The third fin 114 can linearly be set with second fin 113, certainly, the third fin 114 It can be set with second fin 113 in angle.Preferably, the third fin 114 can be towards close to the rear fin 121 direction is obliquely installed, and can improve the heat transfer effect of the one-row heat exchanger 100 in this way.

The fourth gear wind structure 160 is located at the inside of the third fin 114, can increase the wind deflector of the junction Product reduces the wind speed of the junction.With reference to Fig. 9, the fourth gear wind structure 160 includes the 5th window 161, the 5th window 161 quantity is n5, and 1≤n5≤2；The louver angle of 5th window 161 is α 5, and 5≤40 ° of 20 °≤α；Described The windowing height of five sub- windows 161 is h5, wherein, 0.5mm≤h5≤0.6mm.

With reference to Figure 10, the third fin 114 is equipped with fifth gear wind structure 170, and the fifth gear wind structure 170 includes Multiple second blinkers, multiple second blinkers are arranged along the width direction of the third fin 114, and described second keeps out the wind Piece is the second bridge piece 172 or the 6th window 171.

In one embodiment, with reference to Figure 11, second blinker is the 6th window 171.For ease of description, described Six windows 171 include the sub- sub- window 171b of window 171a and the 4th of third, then the fifth gear wind structure 170 includes being oppositely arranged The sub- window 171a of multiple thirds and multiple 4th sub- window 171b.In this way, can make the fifth gear wind structure 170 have compared with Good windproof effect.In the present embodiment, can make the sub- window 171a of the third that the fifth gear wind structure 170 includes and The total quantity of the 4th sub- window 171b is n6, wherein 6≤n6≤8；The sub- window of third and the 4th sub- window Louver angle be α 6, wherein, 6≤30 ° of 20 °≤α；The windowing height of the sub- window of third and the 4th sub- window For h6, wherein, 0.5mm≤h6≤0.6mm.

In another embodiment, second blinker is the second bridge piece 172 (as shown in Fig. 2 and Figure 12).Specifically, institute It is N2 to state the total quantity of the second bridge piece 172 that fifth gear wind structure 170 includes, wherein 3≤N2≤5；The fifth gear wind structure 170 height of the second bridge piece 172 included are H2, wherein, 0.5mm≤H2≤0.7mm.

In addition, in order to detect the wind speed size at 100 each position of one-row heat exchanger of the application wall indoor unit 200, (as shown in Figure 1) is tested to the wind speed of a, b, c, d of one-row heat exchanger 100 everywhere, test result is as follows table 1 to table 4 It is shown.

Air speed value at 1 one-row heat exchanger a of table

Parameter	Embodiment 1	Embodiment 2	Embodiment 3	Comparative example 1
					n2	2	3	4	1
α2	30°	45°	60°	20°
					n3	2	3	3	1
α3	30°	40°	45°	20°
					n4	2	3	4	1
α4	30°	45°	60°	20°
					n5	1	2	2	0
α5	20°	30°	40°	0
					Wind speed m/s	1.5	1.4	1.4	2.0

Air speed value at 2 one-row heat exchanger b of table

Air speed value at 3 one-row heat exchanger c of table

Parameter	Embodiment 1	Embodiment 2	Embodiment 3	Comparative example 1
					n2	2	3	4	1
α2	30°	45°	60°	20°
					n3	2	3	3	1
α3	30°	40°	45°	20°
					n4	2	3	4	1
α4	30°	45°	60°	20°
					n5	1	2	2	0
α5	20°	30°	40°	0
					Wind speed m/s	1.2	1.3	1.4	0.8

Air speed value at 4 one-row heat exchanger d of table

Parameter	Embodiment 1	Embodiment 2	Embodiment 3	Comparative example 1
					n2	2	3	4	1
α2	30°	45°	60°	20°
					n3	2	3	3	1
α3	30°	40°	45°	20°
					n4	2	3	4	1
α4	30°	45°	60°	20°
					n5	1	2	2	0
α5	20°	30°	40°	0
					Wind speed m/s	1.2	1.35	1.35	0.5

According to table 1 to table 4 it is found that the wind speed of a, b, c, d of one-row heat exchanger 100 everywhere divides in embodiment 1 to embodiment 4 Cloth is more uniform, and the wind speed difference of a, b, c, d of one-row heat exchanger 100 everywhere is larger in comparative example 1.Wherein, it is single in embodiment 3 It is respectively 1.4m/s, 1.35m/s, 1.4m/s, 1.35m/s to arrange the wind speed of a, b, c, d of heat exchanger 100 everywhere, it is possible thereby to obtain Go out, wind speed profile is more uniform everywhere by a, b, c, d of the one-row heat exchanger 100.

The present invention also proposes a kind of air conditioner, which includes outdoor unit and wall indoor unit, the wall-mounted interior Concrete structure reference above-described embodiment of machine, since this air conditioner employs whole technical solutions of above-mentioned all embodiments, because This all advantageous effect at least caused by the technical solution with above-described embodiment, this is no longer going to repeat them.

The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this The equivalent structure transformation made under the inventive concept of invention using description of the invention and accompanying drawing content or directly/utilization indirectly It is included in the scope of patent protection of the present invention in other related technical areas.

Claims

1. a kind of wall indoor unit, which is characterized in that the wall indoor unit includes：

Shell, the shell is with the heat exchange wind between air inlet, air outlet and the connection air inlet and the air outlet Road；

One-row heat exchanger is installed in the heat exchanging air duct, the one-row heat exchanger be in the shape of the letter V setting and including preceding heat exchanger with Heat exchanger afterwards, the preceding heat exchanger include preceding fin, and the rear heat exchanger includes rear fin, the preceding fin and the rear fin On be equipped with multiple the first wind shielding structures being intervally arranged along its length, the preceding fin with it is described after fin junction Equipped with the second wind shielding structure, and described second keeps out the wind first wind shielding structure and the hind wing of the structure bit in the fore wing piece upper end Between first wind shielding structure of piece upper end.

2. wall indoor unit as described in claim 1, which is characterized in that first wind shielding structure includes multiple first gear Wind piece, multiple first blinkers are arranged along the width direction of the preceding fin or the rear fin, first blinker For the first bridge piece and/or the first window.

3. wall indoor unit as claimed in claim 2, which is characterized in that second wind shielding structure includes multiple second windows Piece, the quantity of second window are n2, and 2≤n2≤4；The louver angle of second window is α 2, and 30 °≤α 2≤ 60°。

4. wall indoor unit as claimed in claim 3, which is characterized in that opened on the second window of second wind shielding structure Equipped with relieve heat hole.

5. wall indoor unit as claimed in claim 3, which is characterized in that the preceding fin is included vertically to the of arrangement One fin and the second fin, the lower end of first fin connect the upper end of second fin, first fin with it is described Second fin is equipped with multiple first wind shielding structures, and the junction of first fin and second fin is equipped with third Wind shielding structure.

6. wall indoor unit as claimed in claim 5, which is characterized in that the third wind shielding structure include third window and 4th window, the quantity of the third window are n3, and 2≤n3≤3；The louver angle of the third window is α 3, and 30 °≤ α3≤45°；

The quantity of 4th window is n4, and 2≤n4≤4；The louver angle of 4th window is α 4, and 30 °≤α 4≤ 60°。

7. wall indoor unit as claimed in claim 6, which is characterized in that the third window is set on first fin, 4th window is set on the second fin.

8. wall indoor unit as claimed in claim 5, which is characterized in that the preceding fin further includes third fin, described The upper end of third fin connects the lower end of second fin, and the junction of second fin and the third fin is equipped with the Four wind shielding structures, the fourth gear wind structure are located at the inside of the third fin.

9. wall indoor unit as claimed in claim 8, which is characterized in that the fourth gear wind structure includes the 5th window, The quantity of 5th window is n5, and 1≤n5≤2；The louver angle of 5th window is α 5, and 5≤40 ° of 20 °≤α.

10. the wall indoor unit as described in claim 8, which is characterized in that the third fin is equipped with fifth gear wind Structure, the fifth gear wind structure include multiple second blinkers, width of multiple second blinkers along the third fin Direction arrangement is spent, second blinker is the second bridge piece or the 6th window.

11. a kind of air conditioner, which is characterized in that wall-mounted including outdoor unit and as described in claims 1 to 10 any one Indoor unit.