CN106678962B - A kind of indoor unit and indoor unit refrigerating capacity/heating amount control method - Google Patents
A kind of indoor unit and indoor unit refrigerating capacity/heating amount control method Download PDFInfo
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- CN106678962B CN106678962B CN201611083190.3A CN201611083190A CN106678962B CN 106678962 B CN106678962 B CN 106678962B CN 201611083190 A CN201611083190 A CN 201611083190A CN 106678962 B CN106678962 B CN 106678962B
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- heat exchanger
- wind deflector
- skeleton
- indoor unit
- fixed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—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
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a kind of indoor unit and indoor unit refrigerating capacity/heating amount control methods, indoor unit includes skeleton and heat exchanger structure, heat exchanger structure includes multisection type heat exchanger and wind deflector, multisection type heat exchanger is fixed by tube sheet and skeleton, the both ends of the wind deflector are provided with installation ear mount, two screw poles that limit fixed function is played to wind deflector are laid on the skeleton, the wind deflector is fixed by installation ear mount with skeleton.When required refrigerating capacity/heating capacity is larger, wind deflector is substituted for replacement section heat exchanger, replacement section heat exchanger is fixed by tube sheet and skeleton；When required refrigerating capacity/heating capacity is smaller, wind deflector replaces replacement section heat exchanger, and wind deflector is fixed with skeleton, and the cost of wind deflector extracts the cost of the heat exchanger after hair loss card pipe far below one section；It is convenient for installation and maintenance simultaneously, reduce manual maintenance's cost.
Description
Technical field
The invention belongs to air-conditioning technical fields, specifically, being to be related to a kind of indoor unit and indoor unit refrigerating capacity/heating capacity
Control method.
Background technique
Currently, in the air conditioner wall-mounted formula indoor unit of household, a kind of skeleton can only cooperate a kind of evaporator, so if changing
Refrigerating capacity, only way are exactly that the hair fastener pipe of existing evaporator 1 is reduced and realizes that refrigerating capacity changes, and extract aluminium after hair fastener pipe
Aperture needs on foil are artificially blocked with the plug of standard 2, prevent dust from entering, shown in Figure 1, lead to the refrigeration of indoor unit
It is too small to measure the variation range amplitude of accommodation, and cost does not reduce substantially.
Summary of the invention
The present invention provides a kind of indoor units, and refrigerating capacity/heating capacity variable quantity is larger, and cost is relatively low.
It is achieved in order to solve the above technical problems, the present invention adopts the following technical solutions:
A kind of indoor unit, including skeleton and heat exchanger structure, the heat exchanger structure include multisection type heat exchanger and keep out the wind
Plate, the multisection type heat exchanger are fixed by tube sheet and skeleton, the both ends of the wind deflector are provided with installation ear mount, described
Two screw poles that limit fixed function is played to wind deflector are laid on skeleton, the wind deflector is solid by installation ear mount and skeleton
It is fixed.
Further, the wind deflector is made of plastics.
Further, the wind deflector is made of a foam material.
Further, the wind deflector is pasted on skeleton.
Preferably, the contact surface of the wind deflector and multisection type heat exchanger is ladder-like.
Further, the upper end of the multisection type heat exchanger is embedded into wind deflector.
Further, PE liner is laid between the wind deflector and multisection type heat exchanger.
Further, the multisection type heat exchanger includes two sections of heat exchangers: first segment heat exchanger and second segment heat exchanger,
Two sections of heat exchangers intersect and form an angle, and the lower end of the first segment heat exchanger is fixed with drip tray, the second segment heat exchange
The upper end of device is connected on wind deflector.
A kind of indoor unit refrigerating capacity/heating amount control method, the indoor unit include skeleton and heat exchanger structure, described to change
Hot device structure includes multisection type heat exchanger and wind deflector, and the multisection type heat exchanger is fixed by tube sheet and skeleton, in the gear
The both ends of aerofoil are provided with installation ear mount, and two screws that limit fixed function is played to wind deflector are laid on the skeleton
Column, the wind deflector are fixed by installation ear mount with skeleton；
The described method includes:
Refrigerating capacity/heating capacity needed for obtaining indoor unit；
Whether refrigerating capacity/heating capacity needed for judgement is greater than the set value；
If so, wind deflector is replaced with one section of heat exchanger, this section of heat exchanger is fixed by tube sheet and skeleton.
Compared with prior art, the advantages and positive effects of the present invention are: indoor unit and indoor unit refrigerating capacity of the invention/
Amount control method is heated, when required refrigerating capacity/heating capacity is larger, wind deflector is substituted for replacement section heat exchanger, replaces section
Heat exchanger is fixed by tube sheet and skeleton, and replacement section heat exchanger and multisection type heat exchanger execute heat exchange function jointly；When required
When refrigerating capacity/heating capacity is smaller, wind deflector replaces replacement section heat exchanger, and wind deflector is fixed with skeleton, and wind deflector is changed with multisection type
Hot device forms heat exchanger structure, and wind deflector plays gear wind action, and the cost of wind deflector is far below one section of extraction hair loss card pipe
The cost of heat exchanger afterwards；It is convenient for installation and maintenance simultaneously, reduce manual maintenance's cost.Moreover, skeleton 6 is adaptable, both may be used
It is fixedly connected, and can be fixedly connected with replacement section heat exchanger with wind deflector, i.e., skeleton can fix two kinds of refrigerating capacity/heating capacities
Heat exchanger structure reduces costs；Two kinds of refrigerating capacity/heating capacity interiors can be produced on the same indoor unit production platform
Machine meets different refrigerating capacitys and power demand, reduces production cost.
After a specific embodiment of the invention is read in conjunction with the figure, other features and advantages of the invention will become more clear
Chu.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of indoor set heat exchanger in the prior art；
Fig. 2 is the structural schematic diagram of one embodiment of the heat exchanger structure of indoor unit proposed by the invention；
Fig. 3 is the partial structure diagram in Fig. 2；
Fig. 4 is the structural schematic diagram of wind deflector in Fig. 3；
Fig. 5 is the structural schematic diagram of Fig. 3 middle skeleton；
Fig. 6 is the structural schematic diagram of one embodiment of indoor unit proposed by the invention；
Fig. 7 is the structural schematic diagram of another embodiment of indoor unit proposed by the invention；
Fig. 8 is indoor unit refrigerating capacity/heating amount control method proposed by the invention.
Appended drawing reference:
1, evaporator；2, plug；
3, multisection type heat exchanger；4, wind deflector；4-1, contact surface；4-2, installation ear mount；
5, bottom drip tray；6, skeleton；6-1, screw pole；6-2, mounting hole；7, shell；8, blower；9, wind chamber.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to drawings and examples,
Invention is further described in detail.
The indoor unit of the present embodiment, mainly includes shell 7, skeleton 6, bottom drip tray 5, heat exchanger structure, blower 8 etc.,
Shell 7 is fixed on skeleton 6, and bottom drip tray 5 is located at 6 lower section of skeleton, and fixed with skeleton 6, offers inlet air on shell 7
Mouth and air outlet, blower 8 is between air intake vent and air outlet, and heat exchanger structure is between air intake vent and blower 8, heat exchanger
Structure, bottom drip tray 5, skeleton 6 form wind chamber 9, and under the action of blower 8, the air-flow at air intake vent passes through heat exchanger structure
The laggard air-inlet chamber 9 that exchanges heat is carried out, is then blown out from air outlet, referring to fig. 2 to shown in 7.
In the present embodiment, heat exchanger structure includes multisection type heat exchanger 3 and wind deflector 4, and multisection type heat exchanger 3 passes through pipe
Plate and skeleton 6 are fixed, moreover, the lower end of multisection type heat exchanger 3 and bottom drip tray 5 are fixed, the upper end of multisection type heat exchanger 3 is supported
It connects on wind deflector 4, wind deflector 4 and skeleton 6 are fixed, so that the air-flow at air intake vent passes through heat exchanger structure into air-inlet chamber
9, it avoids leaking out.
In the present embodiment, multiple mounting hole 6-2 are offered in 6 lower part of skeleton, tube sheet passes through mounting hole 6-2 and skeleton 6
It is fixedly connected, multisection type heat exchanger 3 is fixed with tube sheet；In the present embodiment, tube sheet is fixed on the left of heat exchanger structure, is left pipe
Plate.Screw pole 6-1 there are two laying on 6 top of skeleton, two screw pole 6-1 play the fixed effect of limit to wind deflector 4.?
The both ends of wind deflector 4 are provided with installation ear mount 4-2, and shown in Figure 4, two installation ear mount 4-2 and two screw pole 6-1 are one by one
It is corresponding, mounting hole is offered on installation ear mount 4-2, the mounting hole that screw passes through installation ear mount 4-2 is fixed with screw pole 6-1,
Realization wind deflector 4 is stably connected with skeleton 6, shown in Figure 7.
Certainly, the length of wind deflector 4 is identical as the length of multisection type heat exchanger 3.
In the present embodiment, the distance between two screw pole 6-1 are more than or equal to the length of heat exchanger structure.Wind deflector 4
Fixed with skeleton 6, two screw pole 6-1 are located at the both ends of wind deflector 4, avoid 4 left and right sidesing shifting of wind deflector, increase wind deflector 4
With the stable connection of skeleton 6, wind deflector 4 is avoided to fall off from skeleton 6.
The indoor unit of the present embodiment, refrigerating capacity/heating capacity is variable, and variable quantity is larger, when required refrigerating capacity/heating capacity
When larger, wind deflector 4 is substituted for one section of heat exchanger (can be described as " replacement section heat exchanger "), replacement section heat exchanger by tube sheet with
Skeleton 6 is fixed, and replacement section heat exchanger and multisection type heat exchanger 3 execute heat exchange function jointly；When required refrigerating capacity/heating capacity compared with
Hour, wind deflector 4 replaces replacement section heat exchanger, and wind deflector 4 and skeleton 6 are fixed, and wind deflector 4 is changed with the formation of multisection type heat exchanger 3
Hot device structure, wind deflector 4 plays gear wind action, and the cost of wind deflector extracts the heat exchanger after hair loss card pipe far below one section
The cost of (reducing refrigerating capacity/heating capacity by the way of extracting several hair fastener pipes of heat exchanger in the prior art).Moreover, bone
Two the screw poles 6-1, the distance between two screw pole 6-1 laid on frame 6 are greater than more than or equal to the length of wind deflector 4
Equal to the length of multisection type heat exchanger 3, therefore when wind deflector 4 is replaced by replacement section heat exchanger, screw pole 6-1 will not be to replacing
The installation for changing section heat exchanger impacts, and therefore, the design of the skeleton 6 is adaptable, can not only be fixedly connected with wind deflector 4, but also
It can be fixedly connected with replacement section heat exchanger, i.e., skeleton 6 can fix two kinds of refrigerating capacity/heating capacity heat exchanger structures, reduce
Cost.
Therefore one section of heat exchanger is substituted (i.e. instead of replacement section heat exchange using wind deflector in the indoor unit of the present embodiment
Device), it realizes refrigerating capacity/heating capacity and is greatly lowered, and cost is relatively low；It is convenient for installation and maintenance simultaneously, reduce artificial dimension
Accomplish this.
In the present embodiment, wind deflector 4 can be made of a foam material, and light weight is at low cost.
The wind deflector 4 being made of a foam material, can also be by glue on skeleton 6, and passes through two screw pole 6-1 peaces
Dress limit avoids 4 left and right sidesing shifting of wind deflector, and stable connection is convenient, easy to disassemble, reduces maintenance replacement cost.
As another preferred design of the present embodiment, the wind deflector 4 can be also made of plastics, light weight, at
This is lower, and service life is longer.
The multisection type heat exchanger also includes one-row heat exchanger, i.e. only one section of heat exchanger.
In the present embodiment, an important function of wind deflector is to keep out the wind, and the wind at air intake vent is avoided to change by multisection type
Hot device 3 scatters and disappears into after air-inlet chamber 9, and exchange capability of heat is caused to decline.Therefore wind deflector 4 and multisection type heat exchanger 3 are completely embedded
Property is most important.
In order to improve the being completely embedded property between wind deflector 4 and multisection type heat exchanger 3, the wind deflector 4 is changed with multisection type
The contact surface 4-1 of hot device 3 is ladder-like contact surface, and stair-stepping contact surface 4-1 is adapted to the side of multisection type heat exchanger 3, with
Increase the contact area with multisection type heat exchanger 3, improves being completely embedded property, avoid leaking out, and then avoid heat exchange resulting from
Ability decline.
In order to further increase the being completely embedded property between wind deflector 4 and multisection type heat exchanger 3, multisection type heat exchanger 3
Upper end is embedded into wind deflector 4, to further increase being completely embedded property, avoids leaking out.
In order to further increase the being completely embedded property between wind deflector 4 and multisection type heat exchanger 3, in wind deflector 4 and multistage
PE liner is pasted between formula heat exchanger 3, to further increase being completely embedded property, avoids leaking out.
In the present embodiment, multisection type heat exchanger include two sections of heat exchangers: first segment heat exchanger and second segment heat exchanger, two
Section heat exchanger intersect and forms an angle, the lower end of first segment heat exchanger and the fixation of bottom drip tray 5, second segment heat exchanger it is upper
End is tight against on wind deflector 4.
When the refrigerating capacity needed for indoor unit is larger, by wind deflector 4 be substituted for replacement section heat exchanger, replacement section heat exchanger with
First segment heat exchanger, second segment heat exchanger form heat exchanger mechanism, execute heat exchange function jointly；The refrigeration needed for indoor unit
When amount/heating capacity is smaller, replacement section heat exchanger is replaced using wind deflector 4, wind deflector 4 and first segment heat exchanger, second segment exchange heat
Device forms heat exchanger structure, and wind deflector 4 plays gear wind action, and the cost of wind deflector is far below replacing after extracting hair loss card pipe
Change the cost of section heat exchanger, therefore the indoor unit of the present embodiment, using wind deflector replace one section of heat exchanger, increase refrigerating capacity/
The variable quantity of heating capacity, and cost is relatively low.
In the present embodiment, the refrigerant flow for replacing section heat exchanger can be independent with multisection type heat exchanger 3, is needing to be kept out the wind
When plate is replaced, it can avoid refrigerant pipeline and lay again, improve production efficiency.
In the present embodiment, if indoor unit has been completed, but refrigerating capacity/heating capacity size is wrong to be needed to correct
When, wind deflector 4 and replacement section heat exchanger can be replaced, so as to adjust refrigerating capacity/heating capacity size, avoid producing again
Indoor unit is manufactured, was not only reduced costs, but also improve efficiency.
Assuming that indoor unit production platform can produce the indoor unit that refrigerating capacity is 7000BTU, need using three-segment type heat exchange device,
When indoor unit if necessary to produce 5000BTU, third section heat exchanger is changed to wind deflector, therefore, in the same room
Two kinds of refrigerating capacity/heating capacity indoor units can be produced on interior machine production platform, meet different refrigerating capacitys and power demand, reduced
Production cost.The tube sheet being also secured on skeleton is constant, and installation, disassembly mode are constant, easy to operate, high production efficiency.
Based on the design of above-mentioned indoor unit, the present embodiment also proposed a kind of indoor unit refrigerating capacity/heating amount control method,
The method mainly includes the following steps, shown in Figure 8.
Step S1: refrigerating capacity/heating capacity needed for obtaining indoor unit.
Step S2: judge whether required refrigerating capacity/heating capacity is greater than the set value.
If so, executing step S3.
If it is not, thening follow the steps S4.
Step S3: wind deflector is replaced with into one section of evaporator (replacement section heat exchanger), and is fixed by tube sheet and skeleton.
Step S4: replacement section heat exchanger is replaced with into wind deflector, wind deflector is fixed by the screw pole on skeleton with skeleton.
If required refrigerating capacity is 5000BTU, setting value 6000BTU, then replacement section heat exchanger is replaced with into wind deflector；
If required refrigerating capacity is 7000BTU, setting value 6000BTU, then wind deflector is replaced with into replacement section heat exchanger.
Therefore, the indoor unit of the present embodiment and indoor unit refrigerating capacity/heating amount control method, when required refrigerating capacity/system
When heat is larger, wind deflector is substituted for replacement section heat exchanger, replacement section heat exchanger is fixed by tube sheet and skeleton, and replacement section is changed
Hot device and multisection type heat exchanger execute heat exchange function jointly；When required refrigerating capacity/heating capacity is smaller, wind deflector replaces replacement
Section heat exchanger, wind deflector fixes with skeleton, wind deflector and multisection type heat exchanger formation heat exchanger structure, and wind deflector, which plays, to keep out the wind
Effect, and the cost of wind deflector extracts the cost of the heat exchanger after hair loss card pipe far below one section；It is convenient for installation and maintenance simultaneously, drop
Low manual maintenance's cost.Moreover, skeleton 6 is adaptable, it can be not only fixedly connected with wind deflector, but also can be solid with replacement section heat exchanger
Fixed connection, i.e., skeleton can fix two kinds of refrigerating capacity/heating capacity heat exchanger structures, reduce costs；In the same indoor unit
Two kinds of refrigerating capacity/heating capacity indoor units can be produced on production platform, are met different refrigerating capacitys and power demand, are reduced life
Produce cost.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than is limited；Although referring to aforementioned reality
Applying example, invention is explained in detail, for those of ordinary skill in the art, still can be to aforementioned implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these are modified or replace
It changes, the spirit and scope for claimed technical solution of the invention that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of indoor unit, including skeleton and heat exchanger structure, it is characterised in that: the heat exchanger structure includes multisection type heat exchange
Device and wind deflector, the multisection type heat exchanger are fixed by tube sheet and skeleton, and the both ends of the wind deflector are provided with mounting ear
Seat, is laid with two screw poles that limit fixed function is played to wind deflector on the skeleton, and the wind deflector passes through mounting ear
Seat is fixed with skeleton；
Refrigerating capacity/heating capacity needed for obtaining indoor unit；
Whether refrigerating capacity/heating capacity needed for judgement is greater than the set value；
If so, wind deflector is replaced with one section of heat exchanger, this section of heat exchanger is fixed by tube sheet and skeleton.
2. indoor unit according to claim 1, it is characterised in that: the wind deflector is made of plastics.
3. indoor unit according to claim 1, it is characterised in that: the wind deflector is made of a foam material.
4. indoor unit according to claim 3, it is characterised in that: the wind deflector is pasted on skeleton.
5. indoor unit according to claim 1, it is characterised in that: the contact surface of the wind deflector and multisection type heat exchanger is
It is ladder-like.
6. indoor unit according to claim 1, it is characterised in that: the upper end of the multisection type heat exchanger is embedded into wind deflector
In.
7. indoor unit according to claim 1, it is characterised in that: laid between the wind deflector and multisection type heat exchanger
There is PE liner.
8. indoor unit according to claim 1, it is characterised in that: the multisection type heat exchanger includes two sections of heat exchangers: the
One section of heat exchanger and second segment heat exchanger, two sections of heat exchangers intersect and form an angle, the lower end of the first segment heat exchanger with
Drip tray is fixed, and the upper end of the second segment heat exchanger is connected on wind deflector.
9. a kind of indoor unit refrigerating capacity/heating amount control method, it is characterised in that: the indoor unit includes skeleton and heat exchanger knot
Structure, the heat exchanger structure include multisection type heat exchanger and wind deflector, and the multisection type heat exchanger is fixed by tube sheet and skeleton,
The both ends of the wind deflector are provided with installation ear mount, is laid on the skeleton and the two of limit fixed function is risen to wind deflector
A screw pole, the wind deflector are fixed by installation ear mount with skeleton；
The described method includes:
Refrigerating capacity/heating capacity needed for obtaining indoor unit；
Whether refrigerating capacity/heating capacity needed for judgement is greater than the set value；
If so, wind deflector is replaced with one section of heat exchanger, this section of heat exchanger is fixed by tube sheet and skeleton.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611083190.3A CN106678962B (en) | 2016-11-30 | 2016-11-30 | A kind of indoor unit and indoor unit refrigerating capacity/heating amount control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611083190.3A CN106678962B (en) | 2016-11-30 | 2016-11-30 | A kind of indoor unit and indoor unit refrigerating capacity/heating amount control method |
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| CN106678962A CN106678962A (en) | 2017-05-17 |
| CN106678962B true CN106678962B (en) | 2019-07-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US11668532B2 (en) | 2019-09-18 | 2023-06-06 | Carrier Corporation | Tube sheets for evaporator coil |
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|---|---|---|---|---|
| CN2851922Y (en) * | 2005-11-01 | 2006-12-27 | 广东科龙电器股份有限公司 | Split type air conditioner capable of matching different powers |
| CN2859337Y (en) * | 2005-12-28 | 2007-01-17 | 倪伯杨 | Bending evaporator used in integral air conditioner |
| CN101639245A (en) * | 2008-07-29 | 2010-02-03 | 乐金电子(天津)电器有限公司 | Air conditioner |
| CN104848515A (en) * | 2015-04-29 | 2015-08-19 | 广东美的制冷设备有限公司 | Air conditioner heat exchanger and wall-mounted air conditioner indoor unit |
| CN205481333U (en) * | 2015-01-21 | 2016-08-17 | 大金工业株式会社 | Air -conditioning indoor unit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6399942B2 (en) * | 2015-02-02 | 2018-10-03 | 日立ジョンソンコントロールズ空調株式会社 | Air conditioner |
-
2016
- 2016-11-30 CN CN201611083190.3A patent/CN106678962B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2851922Y (en) * | 2005-11-01 | 2006-12-27 | 广东科龙电器股份有限公司 | Split type air conditioner capable of matching different powers |
| CN2859337Y (en) * | 2005-12-28 | 2007-01-17 | 倪伯杨 | Bending evaporator used in integral air conditioner |
| CN101639245A (en) * | 2008-07-29 | 2010-02-03 | 乐金电子(天津)电器有限公司 | Air conditioner |
| CN205481333U (en) * | 2015-01-21 | 2016-08-17 | 大金工业株式会社 | Air -conditioning indoor unit |
| CN104848515A (en) * | 2015-04-29 | 2015-08-19 | 广东美的制冷设备有限公司 | Air conditioner heat exchanger and wall-mounted air conditioner indoor unit |
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| CN106678962A (en) | 2017-05-17 |
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