CN108413495A - Cabinet type indoor machine and air conditioner - Google Patents
Cabinet type indoor machine and air conditioner Download PDFInfo
- Publication number
- CN108413495A CN108413495A CN201810237615.4A CN201810237615A CN108413495A CN 108413495 A CN108413495 A CN 108413495A CN 201810237615 A CN201810237615 A CN 201810237615A CN 108413495 A CN108413495 A CN 108413495A
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- main coil
- pipe
- indoor machine
- cabinet type
- type indoor
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- 239000003507 refrigerant Substances 0.000 claims abstract description 42
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 15
- 238000010586 diagram Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 230000008676 import Effects 0.000 description 6
- 238000004781 supercooling Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 241000521257 Hydrops Species 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
It includes shell, tubular wine wheel and one-row heat exchanger that the present invention, which discloses a kind of cabinet type indoor machine and air conditioner, the cabinet type indoor machine,；The shell is equipped with the air duct of air inlet and outlet and the connection air inlet and the air outlet；The tubular wine wheel is installed in the air duct；The one-row heat exchanger is set in the air duct, and between the tubular wine wheel and air inlet, and the one-row heat exchanger includes the coil pipe group of a fins set and the connection fins set, and the coil pipe group includes n1A main coil, and it is located at the n1N below a main coil2A first bracket panel pipe, n1>=2,1≤n2＜ n1, the n2A described first bracket panel pipe one end passes through across pipe and wherein arbitrary n2After a main coil corresponds serial communication respectively, the n2The other end of a first bracket panel pipe and remaining described main coil parallel communication.In a heating mode, refrigerant is from the n for the cabinet type indoor machine1The parallel pipeline of a main coil upper end is flowed to the parallel pipeline of its lower end.
Description
Technical field
The present invention relates to air conditioner technical field, more particularly to a kind of cabinet type indoor machine and air conditioner.
Background technology
The usually used heat exchanger of conventional cabinet type indoor machine is dual-row heat exchanger, which includes front-seat exchange heat
Device and heel row heat exchanger, air inlet air-flow blows over front rows of heat exchanger successively and heel row heat exchanger exchanges heat, and outlet air is formed after heat exchange
Air-flow is to indoor blowout.When air-flow is exchanged heat across evaporator, front-seat evaporator heat exchange is good, and the heat exchange of rear evaporator device is poor,
Rear evaporator device is not fully utilized, and also adds cost.Moreover, under heating state, in the N-shaped flow path of dual-row evaporator
In, refrigerant is flowed from heel row heat exchanger from up to down first, then is flowed out from up to down through front rows of heat exchanger, and inlet side is located at
Refrigerant branch outlet refrigerant temperature it is relatively low, the refrigerant branch inlet temperature of leeward side is higher, the level of inlet and outlet
Position is not much different, and leads to cold and hot interference in this way, influences heat exchange efficiency.
Invention content
The main object of the present invention is to propose a kind of cabinet type indoor machine and air conditioner, it is intended to improve heat exchange efficiency, save at
This.
To achieve the above object, the present invention proposes a kind of cabinet type indoor machine and includes the air-conditioning of the cabinet type indoor machine
Device, the cabinet type indoor machine include shell, tubular wine wheel and one-row heat exchanger；The rear wall of the shell is equipped with air inlet, institute
The front side wall for stating shell is equipped with air outlet, and the air outlet extends in upward and downward, has in the shell and is connected to the air inlet
With the air duct of the air outlet；The tubular wine wheel is installed in the air duct, and is extended in upward and downward；It is described single
Heat exchanger is set in the air duct, and between the tubular wine wheel and air inlet, and the one-row heat exchanger includes a fin
The coil pipe group of group and the connection fins set, the coil pipe group includes n1A main coil, and it is located at the n1Under a main coil
The n of side2A first bracket panel pipe, n1>=2,1≤n2＜ n1, the n2A described first bracket panel pipe one end by across pipe with wherein appoint
Anticipate n2After a main coil corresponds serial communication respectively, the n2The other end of a first bracket panel pipe and remaining
The main coil parallel communication；In a heating mode, refrigerant is from the n for the cabinet type indoor machine1A main coil upper end and
The parallel pipeline of its lower end of union road direction flows.
Preferably, in the n main coil, the main coil for being located at the top is the first main coil, first main coil
The height for occupying the fins set is H1, it is any one in addition to bottom main coil to be located at lower section below first main coil
Main coil occupies the height H of the fins seti, Hi=[0.6H1, 1.4H1]。
Preferably, the coil pipe group further includes being set to the n2The second bracket panel pipe below a first bracket panel pipe, the n2
After the other end of a first bracket panel pipe and remaining described main coil parallel communication, by across pipe and second bracket panel
Pipe is connected to.
Preferably, in the n main coil, the main coil for being located at the top is the first main coil, first main coil
The height for occupying the fins set is H1, any one first bracket panel pipe and/or the second bracket panel pipe occupy the fin
The height of group is Hf, Hf∈[0.1H1, 0.6H1]。
Preferably, the second bracket panel pipe occupies the height of the fins set, is less than or equal to each first bracket panel
Pipe occupies the height of the fins set.
Preferably, the fins set includes multiple heat exchange fins being intervally arranged, two heat exchange fins of arbitrary neighborhood
Between spacing be 0.6mm~2.0mm.
Preferably, the one-row heat exchanger is arranged in the width direction of the shell in the concave arc shape being recessed backward,
So that the one-row heat exchanger surrounds the tubular wine wheel in half-surrounded.
Preferably, the corresponding center of circle of sector region shared by the one-row heat exchanger is located in the rotation of the tubular wine wheel
The heart, and the corresponding central angle of the sector region is 110 °~180 °.
Preferably, n1∈ [2,6].
One-row heat exchanger is arranged in technical scheme of the present invention in cabinet type indoor machine, which includes a fin
Group and the coil pipe group in the fins set, the n of the coil pipe group2A first bracket panel pipe one end passes through across pipe and the coil pipe group
In arbitrary n2A main coil corresponds serial communication, the n respectively2The other end of a first bracket panel pipe and its
The remaining main coil parallel communication.To carry out heating mode at present in the cabinet type indoor machine, refrigerant is from the coil pipe
The parallel pipeline shunting of group upper end flows downward, i.e. refrigerant upper entering and lower leaving.Therefore, in heat transfer process, after refrigerant liquefaction
Due to the gravity of itself, flow resistance of the appropriate refrigerant reduced after liquefying in main coil, to when air inlet air-flow
After fin, due to the continuous fluid interchange of refrigerant, it is not likely to produce refrigerant hydrops, in turn, the refrigerant of constant flow
With effective heat exchange of air inlet air-flow, the heat exchange efficiency of cabinet type indoor machine is greatly improved.
Herein it is noted that conventional cabinet type indoor machine at work, front-seat evaporator contribution about 70% is changed
Heat, rear evaporator device contribute about 30% heat exchange amount, the heel row heat exchanger to be not fully utilized, also add cost.And
In the cabinet type indoor machine of the present invention, by using one-row heat exchanger, the list heat extractor is relative to the double of conventional cabinet type indoor machine
For heat exchanger, the consumable quantity and processing capacity of fin and coil pipe are reduced, cost is greatly reduced.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will 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
Some embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
The structure that can be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of cabinet type indoor machine of the present invention；
Fig. 2 is the schematic diagram of the one-row heat exchanger of cabinet type indoor machine and air-flow heat exchange in Fig. 1；
Fig. 3 is the structural schematic diagram of the one-row heat exchanger of cabinet cabinet type indoor machine in Fig. 1；
Fig. 4 is the structural schematic diagram of pipeline in one-row heat exchanger in Fig. 3；
Fig. 5 be in Fig. 4 in one-row heat exchanger in a heating mode, the schematic diagram of refrigerant flow direction；
Fig. 6 is another structural schematic diagram of pipeline in one-row heat exchanger in Fig. 4；
Fig. 7 is the structural schematic diagram of the one-row heat exchanger another embodiment of cabinet cabinet type indoor machine in Fig. 1；
Fig. 8 is the structural schematic diagram of pipeline in one-row heat exchanger in Fig. 7；
Fig. 9 be in Fig. 7 in one-row heat exchanger in a heating mode, the schematic diagram of refrigerant flow direction.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 100 | Cabinet type indoor machine | 132a | First main coil |
| 110 | Shell | 132b | Second main coil |
| 120 | Tubular wine wheel | 132c | Third main coil |
| 130 | One-row heat exchanger | 133 | First bracket panel pipe |
| 131 | Heat exchange fin | 134 | Second bracket panel pipe |
| 132 | Main coil |
The object of the invention is realized, the embodiments will be further described with reference to the accompanying drawings for functional characteristics and advantage.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a 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 are obtained all without creative efforts
Other 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 upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction be only used for explain it is opposite between each component under a certain particular pose (as shown in the picture)
Position relationship, 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 used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated
The quantity of technical characteristic.Define " first " as a result, the feature of " second " can explicitly or implicitly include it is at least one
This feature.In addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, will be understood that this technology when the combination of technical solution appearance is conflicting or cannot achieve
The combination of scheme is not present, also not the present invention claims protection domain within.
The present invention provides a kind of cabinet type indoor machine, can solve conventional air-conditioning indoor unit and warm up foot effect on heating mode
The problem of difference, to promote the comfortable experience of user.It should be noted that the cabinet type indoor machine can be rectangular cabinet-type air conditioner or circle
Cabinet-type air conditioner is explained by taking round cabinet-type air conditioner as an example in the embodiment above.
It please refers to Fig.1 to Fig.3, dotted arrow instruction is fluid flow direction.The cabinet type indoor machine 100 of the present invention
In first embodiment, cabinet type indoor machine 100 includes shell 110, tubular wine wheel 120 and one-row heat exchanger 130；After shell 110
Side wall is equipped with air inlet, and the front side wall of shell 110 is equipped with air outlet, and the air outlet is on lower to extension, the interior tool of shell 110
There is the air duct for being connected to the air inlet and the air outlet；Tubular wine wheel 120 is installed in the air duct, and on lower to prolonging
Stretch setting；One-row heat exchanger 130 is set in the air duct, and between tubular wine wheel 120 and air inlet, one-row heat exchanger
130 include a fins set and coil pipe group, and the coil pipe group includes the n being sequentially arranged in from up to down in the fins set1A master
Pipe 132, and it is located at the n1The n of 132 lower section of a main coil2A first bracket panel pipe 133, n1>=2,1≤n2＜ n1, the n2
A first bracket panel pipe, 133 one end passes through across pipe and wherein arbitrary n2After a main coil 132 corresponds serial communication respectively, institute
State n2The other end of a first bracket panel pipe 133 and remaining 132 parallel communication of main coil.Cabinet type indoor machine 100 is in heating mode
On, refrigerant is flowed from the parallel pipeline of coil pipe group upper end to the parallel pipeline of its lower end, i.e. refrigerant upper entering and lower leaving.
Specifically, cabinet type indoor machine 100 is round cabinet-type air conditioner, therefore the 110 rounded setting of shell of cabinet type indoor machine 100.
In other embodiments, cabinet type indoor machine 100 be rectangular cabinet-type air conditioner, shell 110 be square column setting.In addition, shell 110
Also it can be arranged with oval column, be limited there is no specific, depending on the differences such as installation site or occupied space size are actually needed
And carry out respective design.The air inlet is set to the rear wall of shell 110, and the air inlet extends in upward and downward；Institute
The front side wall that air outlet is set to shell 110 is stated, the air outlet is also opposite with the air inlet in upward and downward extension.
One-row heat exchanger 130 is between tubular wine wheel 120 and air inlet.When cabinet type indoor machine 100 works, through-flow
For the rotation of wind wheel 120 to drive air inlet air-flow to enter the air duct from the air inlet, the air inlet air-flow is single with this in air duct
Heat exchanger 130 forms outlet air air-flow after exchanging heat, and the outlet air air-flow is in the driving of tubular wine wheel 120, from the air outlet to room
Interior blowout.
Fig. 2 and Fig. 3 are please referred to, the fins set of one-row heat exchanger 130 includes multiple heat exchange fins spaced successively
131.The n of one-row heat exchanger 1301A main coil 132 is sequentially arranged in the fins set, the n in upward and downward1A main coil 132
Upper end be connected in parallel to general import pipe, the n2A first bracket panel pipe, 133 one end passes through across pipe and wherein arbitrary n2A main coil 132
Lower end corresponds serial communication, the n respectively2The other end of a first bracket panel pipe 133 is in parallel with remaining main coil 132
Connection, so that one-row heat exchanger 130 has n1A refrigerant diverter branch.As for n1The particular number of a main coil 132, then
It does not limit, n1For the natural number more than or equal to 2, n1∈ [2,6], such as 2,3,4,5 etc..But the quantity of main coil 132
Unsuitable excessive, otherwise refrigerant is shorter in the tube side of each main coil 132, and refrigerant heat exchanger is insufficient, and heat exchange efficiency declines；
The quantity of main coil 132 is unsuitable very few, and otherwise refrigerant is longer in 132 tube side of each main coil, and resistance is excessive, this is single to change
Hot device 130 also only may generate excessively supercooling in its lower end, and heat exchange efficiency declines.Therefore to ensure refrigerant in main coil 132
Fully heat exchange, it is preferable that n1∈ [2,4].
Here, with n1=3, n2For=2, flow direction of the refrigerant in one-row heat exchanger 130 is explained.For
Convenient for explaining, define herein：The n1In a main coil 132, three main coils 132 are followed successively by the first main coil from up to down
132a, the second main coil 132b and third main coil 132c, the first main coil 132a and the first bracket panel pipe for being located at bottom
133 series connection, the second main coil 132b connects with positioned at another first bracket panel pipe 133, the lower end of two first bracket panel pipes 133 and the
One bracket panel pipe, 133 lower end is connected in parallel to general export pipe.Referring to Fig. 4, in n1=3, n2When=2, the one-row heat exchanger 130 have I,
II and III totally three refrigerant diverter branch.When cabinet type indoor machine 100 is in heating mode, refrigerant enters general import pipe
Afterwards, some refrigerant the first main coil 132a, wherein one first bracket panel pipe through I diverter branch after the shunting of general import pipe
133, finally come together in the general export pipe；Another partly the first main coil 132a through Section II diverter branch, another first pair
Coil pipe 133 finally comes together in the general export pipe；Rest part refrigerant is through the second main coil under Section III diverter branch
The general export pipe is flowed to after 132c, and is collected with the refrigerant of aforementioned I diverter branch and Section II diverter branch.It should illustrate
, it is for the flow direction of refrigerant on heating mode to be somebody's turn to do " general import pipe " and " general export pipe ".It is making
Under chill formula, flow direction of the refrigerant in one-row heat exchanger 130 on the contrary, therefore should " general import pipe " actually should be general export pipe, should
" general export pipe " actually should be general import pipe.
Referring to Fig. 5, when cabinet type indoor machine 100 is in heating mode, refrigerant upper entering and lower leaving, the one-row heat exchanger
130 n1132 position of main coil is the overheated zone and/or two-phase section of refrigerant, the n of the one-row heat exchanger 1302First is secondary
Cold-zone is crossed in 133 position of coil pipe for refrigerant.Each diverter branch is crossed into cold-zone concentrated setting portion under the vaporizers, it can
To reduce interfering with each other for the cold and hot area of each branch, improve evaporator heat exchange unevenness state, improves heat exchange efficiency.
One-row heat exchanger 130, the one-row heat exchanger 130 is arranged in technical scheme of the present invention in cabinet type indoor machine 100
Coil pipe group including a fins set and under the fins set, the n of the coil pipe group2A first bracket panel pipe, 133 one end by across
Pipe and the arbitrary n in the coil pipe group2A main coil 132 corresponds serial communication, the n respectively2A first bracket panel pipe 133
The other end and remaining 132 parallel communication of main coil.Referring to Fig. 5, on when cabinet type indoor machine carries out heating mode, refrigeration
Agent flows downward from the parallel pipeline shunting of coil pipe group upper end, i.e. refrigerant upper entering and lower leaving, in heat transfer process, refrigeration
Due to the gravity of itself after agent liquefaction, flow resistance of the refrigerant in main coil 132 after appropriate reduction liquefaction, from
And when entering the wind air-flow after fin, due to the continuous fluid interchange of refrigerant, it is not likely to produce refrigerant hydrops, in turn, is held
Effective heat exchange of the dynamic refrigerant of afterflow and air inlet air-flow, is greatly improved the heat exchange efficiency of cabinet type indoor machine.
Herein it is noted that conventional cabinet type indoor machine at work, front-seat evaporator contribution about 70% is changed
Heat, rear evaporator device contribute about 30% heat exchange amount, the heat exchanger of the heel row to be not fully utilized, also add cost.And
In the cabinet type indoor machine of the present invention, by using one-row heat exchanger, the list heat extractor is relative to the double of conventional cabinet type indoor machine
For arranging heat exchanger, the consumable quantity and processing capacity of fin and coil pipe are reduced, cost is greatly reduced.
Fig. 4 and Fig. 5 are please referred to, is based in following embodiments, the n1A main coil 132 occupies the height of the fin
Can be essentially identical, but in order to improve the leaving air temp of air outlet upper end, to reach warm sufficient effect, the n1A main coil
In 132, the main coil for being located at the top is that the first main coil 132a, the first main coil 132a occupies the fins set
Height is H1, any one main coil 132 below the first main coil 132a occupies the height H of the fins seti, Hi
=[0.6H1, 1.4H1].For example, the main coil 132 above the first main coil 132a is defined as the second main coil with this
132b, third main coil the n-th main coils of 132c ..., the second main coil 132b, third main coil 132c ... n-th master
The height that coil pipe occupies the fins set is corresponding in turn to as H2、H3…Hi, wherein H2、H3…Hi=[0.6H1, 1.4H1].At it
In his embodiment, to take into account the shunting effect of refrigeration, every 1 first main coil 132a with below the first main coil 132a
Height that is identical or being slightly different also can be used in second main coil, while also there are preferable shunting and heat transfer effect in while freezing.
Please refer to Fig. 6 and Fig. 7, in the second embodiment of the present invention, with following first embodiments the difference is that,
The coil pipe group further includes being set to the n2Second bracket panel pipe 134 of 133 lower section of a first bracket panel pipe, the n2A first bracket panel
After the other end of pipe 133 and remaining 132 parallel communication of main coil, by being connected to the second bracket panel pipe 134 across pipe.
Specifically, the n2The lower end of a first bracket panel pipe 133 passes through with the lower end of the second main coil 132b across Guan Yu
The upper end of second mate's coil pipe 134 is connected to.The cabinet type indoor machine 100 is on heating mode, the second bracket panel of the one-row heat exchanger 130
Cold-zone is crossed in 134 position of pipe for refrigerant, and refrigerant is first through n1A main coil 132 and n2A first bracket panel pipe 133 flows
After going out, into exchanging heat in the second bracket panel pipe 134, further supercooling herein.Enter the wind air-flow herein with one-row heat exchanger 130
Each bracket panel pipe 133 and heat exchange fin 131 occur heat exchange type at the slightly lower warm air of temperature.
It can be seen that the cabinet type indoor machine 100 in second embodiment of the invention, will cross cold-zone and is spaced further apart, Neng Goujin
One step improves the degree of supercooling of heating, it is ensured that the one-row heat exchanger 130 fully exchanges heat, and improves heat exchange efficiency.
In the present embodiment, in the n main coil 132, the main coil 132 for being located at the top is the first main coil
The height that 132a, the first main coil 132a occupy the fins set is H1, any one first bracket panel pipe 133 occupies the fin
The height of group is Hf, Hf∈[0.1H1, 0.6H1]；And/or it is H that the second bracket panel pipe 134, which occupies the height of the fins set,f,
Hf∈[0.1H1, 0.6H1].I other words the first bracket panel pipe 133 or the second bracket panel pipe 134 occupy the height of the fins set, it is small
The height of the fins set is occupied in any one main coil 132, refrigerant is subcooled in the lower end of one-row heat exchanger 130, super cooled sect
It is shorter, not only ensured certain heating degree of supercooling, but also be unlikely to waste heat dissipation area.
Preferably, the second bracket panel pipe 134 occupies the height of the fins set, is less than or equal to every 1 first bracket panel pipe 133
The height of the fins set is occupied, has not only ensured certain heating degree of supercooling, but also is unlikely to waste heat dissipation area.
Fig. 2 and Fig. 3 are please referred to, above-mentioned any one embodiment is based on, since cabinet type indoor machine 100 uses one-row heat exchanger
130, therefore, in the present embodiment, in order to ensure air inlet air-flow can fully exchange heat with the one-row heat exchanger 130, changed with improving
The thermal efficiency, one-row heat exchanger 130 are arranged, so that single in the width direction of shell 110 in the concave arc shape being recessed backward
Heat exchanger 130 surrounds tubular wine wheel 120 in half-surrounded.
Specifically, one-row heat exchanger 130 is set between tubular wine wheel 120 and air inlet, and one-row heat exchanger 130 is after
It is in that half-surrounded surrounds tubular wine wheel 120 forward, can be changed single in the smaller space inside cabinet type indoor machine 100 with this
Being sized to for hot device 130 is larger, effectively increases the heat exchange area of one-row heat exchanger 130, to be conducive to improve heat exchange effect
Rate.Compared to the heat exchanger of conventional in line shape, the heat exchange area bigger of one-row heat exchanger 130 of the invention, heat exchange efficiency is more
It is high.
To ensure the incoming air area of one-row heat exchanger 130, it is preferable that sector region is corresponding shared by one-row heat exchanger 130
The center of circle is located at the rotation center of tubular wine wheel 120, and the corresponding central angle of the sector region is 120 °~140 °, such as
125 °, 130 °, 135 ° etc., it is fixed not limit herein.It is designed with this, it is possible to increase one-row heat exchanger 130 surrounds tubular wine wheel
120 range increases the incoming air area of one-row heat exchanger 130, it is ensured that heat exchange is uniform.
Fig. 2 and Fig. 3 are please referred to, in the present embodiment, the fins set includes multiple heat exchange fins 131 being intervally arranged,
The multiple heat exchange fin 131 is intervally arranged successively around the periphery of tubular wine wheel 120.If between the multiple heat exchange fin 131
Spacing it is excessive, easily cause air inlet air-flow and heat exchange fin 131 it is insufficient contact, heat transfer effect is poor；If the multiple heat exchange
Spacing between fin 131 is too small, then the multiple heat exchange fin 131 is more intensive and increase windage, and air inlet air-flow is difficult to
By one-row heat exchanger 130, air output is greatly reduced.Therefore limit herein, between two heat exchange fins 131 of arbitrary neighborhood
Spacing be 0.6mm~2.0mm, for example, for example, can be specifically 0.8mm, 1.0mm, 1.2mm or 1.5mm etc., here,
Spacing between the two heat exchangers fin 131 of arbitrary neighborhood is preferably 1.0mm~1.5mm, for example, 1.2mm, 1.3mm or
1.4mm, while ensuring that each heat exchange fin 131 comes into full contact with heat exchange with air inlet air-flow with this, air inlet air-flow can be swimmingly
Pass through one-row heat exchanger 130.Particularly, the corresponding central angle of sector region shared by one-row heat exchanger 130 be 120 °~
Spacing between 130 ° and two heat exchange fins 131 of arbitrary neighborhood is 0.8mm~1.5mm, each heat exchange fin
Width be 18mm~20mm when, one-row heat exchanger 130 reaches best heat exchange efficiency.
The present invention also provides a kind of air conditioner, the air conditioner includes cabinet type indoor machine, the cabinet type indoor machine it is specific
Structure is with reference to above-described embodiment, same to have since this air conditioner uses whole technical solutions of above-mentioned all embodiments
There are all advantageous effects caused by the technical solution of 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
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/transport indirectly
In the scope of patent protection that other related technical areas are included in the present invention.
Claims (10)
1. a kind of cabinet type indoor machine, which is characterized in that including：
The rear wall of shell, the shell is equipped with air inlet, and the front side wall of the shell is equipped with air outlet, and the air outlet is presented
It is lower to extension, there is the air duct for being connected to the air inlet and the air outlet in the shell；
Tubular wine wheel is installed in the air duct, and is extended in upward and downward；And
One-row heat exchanger is set in the air duct, and between the tubular wine wheel and air inlet, the one-row heat exchanger packet
The coil pipe group of a fins set and the connection fins set is included, the coil pipe group includes n1A main coil, and it is located at the n1A master
N below coil pipe2A first bracket panel pipe, n1>=2,1≤n2＜ n1, the n2A described first bracket panel pipe one end passes through across pipe and its
In arbitrary n2After a main coil corresponds serial communication respectively, the n2The other end of a first bracket panel pipe and its
The remaining main coil parallel communication；
In a heating mode, refrigerant is from the n for the cabinet type indoor machine1The parallel pipeline of a main coil upper end is to its lower end
Parallel pipeline flows.
2. cabinet type indoor machine as described in claim 1, which is characterized in that in the n main coil, be located at the master of the top
Pipe is the first main coil, and the height that first main coil occupies the fins set is H1, it is located at below first main coil
Any one main coil in addition to bottom main coil occupies the height H of the fins seti, Hi=[0.6H1, 1.4H1]。
3. cabinet type indoor machine as described in claim 1, which is characterized in that the coil pipe group further includes being set to the n2A first
The second bracket panel pipe below bracket panel pipe, the n2The other end of a first bracket panel pipe is in parallel with main coil described in remaining to be connected
After logical, by being connected to the second bracket panel pipe across pipe.
4. cabinet type indoor machine as described in claim 1, which is characterized in that in the n main coil, be located at the master of the top
Pipe is the first main coil, and the height that first main coil occupies the fins set is H1, any one first bracket panel pipe and/
Or it is H that the second bracket panel pipe, which occupies the height of the fins set,f, Hf∈[0.1H1, 0.6H1]。
5. cabinet type indoor machine as described in claim 1, which is characterized in that the second bracket panel pipe occupies the height of the fins set
Degree, less than or equal to the height that each first bracket panel pipe occupies the fins set.
6. cabinet type indoor machine as described in claim 1, which is characterized in that the fins set includes multiple heat exchange being intervally arranged
Fin, the spacing between two heat exchange fins of arbitrary neighborhood are 0.6mm~2.0mm.
7. the cabinet type indoor machine as described in claim 1 to 6 any one, which is characterized in that the one-row heat exchanger is described
In the width direction of shell, it is arranged in the concave arc shape being recessed backward, so that the one-row heat exchanger surrounds institute in half-surrounded
State tubular wine wheel.
8. cabinet type indoor machine as claimed in claim 7, which is characterized in that sector region is corresponding shared by the one-row heat exchanger
The center of circle is located at the rotation center of the tubular wine wheel, and the corresponding central angle of the sector region is 110 °~180 °.
9. the cabinet type indoor machine as described in claim 1 to 6 any one, which is characterized in that n1∈ [2,6].
10. a kind of air conditioner, which is characterized in that include the cabinet type indoor machine as described in claim 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810237615.4A CN108413495B (en) | 2018-03-21 | 2018-03-21 | Cabinet type indoor unit and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810237615.4A CN108413495B (en) | 2018-03-21 | 2018-03-21 | Cabinet type indoor unit and air conditioner |
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| Publication Number | Publication Date |
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| CN108413495A true CN108413495A (en) | 2018-08-17 |
| CN108413495B CN108413495B (en) | 2023-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810237615.4A Active CN108413495B (en) | 2018-03-21 | 2018-03-21 | Cabinet type indoor unit and air conditioner |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581545A (en) * | 2009-06-19 | 2009-11-18 | 广东志高空调有限公司 | District cooling type ice-storage tank device |
| CN106678970A (en) * | 2017-01-03 | 2017-05-17 | 美的集团股份有限公司 | Air conditioner cabinet and air distribution control method of air conditioner cabinet |
| CN206919454U (en) * | 2017-04-28 | 2018-01-23 | 青岛海尔空调器有限总公司 | Heat exchanger and air-conditioning device for air-conditioning device |
| CN208205201U (en) * | 2018-03-21 | 2018-12-07 | 广东美的制冷设备有限公司 | Cabinet type indoor machine and air conditioner |
-
2018
- 2018-03-21 CN CN201810237615.4A patent/CN108413495B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581545A (en) * | 2009-06-19 | 2009-11-18 | 广东志高空调有限公司 | District cooling type ice-storage tank device |
| CN106678970A (en) * | 2017-01-03 | 2017-05-17 | 美的集团股份有限公司 | Air conditioner cabinet and air distribution control method of air conditioner cabinet |
| CN206919454U (en) * | 2017-04-28 | 2018-01-23 | 青岛海尔空调器有限总公司 | Heat exchanger and air-conditioning device for air-conditioning device |
| CN208205201U (en) * | 2018-03-21 | 2018-12-07 | 广东美的制冷设备有限公司 | Cabinet type indoor machine and air conditioner |
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| Publication number | Publication date |
|---|---|
| CN108413495B (en) | 2023-12-26 |
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