CN110307631B - Air conditioner and heat exchanger assembly thereof - Google Patents

Air conditioner and heat exchanger assembly thereof Download PDF

Info

Publication number
CN110307631B
CN110307631B CN201910707184.8A CN201910707184A CN110307631B CN 110307631 B CN110307631 B CN 110307631B CN 201910707184 A CN201910707184 A CN 201910707184A CN 110307631 B CN110307631 B CN 110307631B
Authority
CN
China
Prior art keywords
heat exchanger
outlet
inlet
side heat
runner
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201910707184.8A
Other languages
Chinese (zh)
Other versions
CN110307631A (en
Inventor
谭永程
李世刚
叶利杞
李志云
吴永训
罗明燕
樊小虎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Euroklimat Air Conditioning & Refrigeration Co ltd
Original Assignee
Guangdong Euroklimat Air Conditioning & Refrigeration Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Euroklimat Air Conditioning & Refrigeration Co ltd filed Critical Guangdong Euroklimat Air Conditioning & Refrigeration Co ltd
Priority to CN201910707184.8A priority Critical patent/CN110307631B/en
Publication of CN110307631A publication Critical patent/CN110307631A/en
Application granted granted Critical
Publication of CN110307631B publication Critical patent/CN110307631B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Abstract

The invention discloses an air conditioner and a heat exchanger assembly thereof, wherein the heat exchanger assembly comprises two side heat exchangers which are symmetrically distributed and an intermediate heat exchanger positioned between the side heat exchangers, and the intermediate heat exchanger comprises a first flow channel and a second flow channel which are independently distributed and have the same total heat exchange area; the inlets of the first runner and the first side heat exchanger are respectively and hermetically connected with the main inlet through a first inlet pipe, and the outlets of the first runner and the first side heat exchanger are respectively and hermetically connected with the main outlet through a first outlet pipe; the inlets of the second flow channel and the second side heat exchanger are in sealing connection with the main inlet through a second inlet pipe, and the outlets of the second flow channel and the second side heat exchanger are in sealing connection with the main outlet through a second outlet pipe. The heat exchanger component provided by the application breaks the limitation of parallel connection of two heat exchangers, meets larger heat exchange requirements, ensures uniform refrigerant flow distribution of three heat exchangers, fully exerts heat exchange capacity of the heat exchangers, and can not generate local icing phenomenon due to uneven refrigerant flow or uneven heat exchange during low-temperature heating.

Description

Air conditioner and heat exchanger assembly thereof
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to a heat exchanger assembly. In addition, the invention also relates to an air conditioner comprising the heat exchanger assembly.
Background
The prior industry frequency conversion multi-split air conditioner is characterized in that two groups of identical heat exchangers are arranged in parallel for working, the two heat exchangers are arranged oppositely, and three-way is used for diversion or merging at the total inlet and the total outlet of the heat exchangers, so that the uniform flow distribution of the refrigerants of the two groups of heat exchangers is ensured, and the heat exchange effect is best.
However, at present, the heat exchange requirement of the user is gradually increased, and the two groups of heat exchangers cannot meet the requirement of the user on the heat exchange quantity. When the single machine needs to be larger, the unit width needs to be lengthened more, and the width of the heat exchanger is limited by the depth and the processing technology, so that the requirement cannot be met.
In summary, how to improve the heat exchange capability and ensure uniform refrigerant flow distribution is a problem to be solved by those skilled in the art.
Disclosure of Invention
Therefore, the invention aims to provide a heat exchanger component, which has the advantages of larger heat exchange quantity, uniform distribution of heat exchange medium and stable heat exchange effect. It is another object of the present invention to provide an air conditioner including the above heat exchanger assembly.
In order to achieve the above object, the present invention provides the following technical solutions:
the heat exchanger assembly comprises two side heat exchangers which are symmetrically distributed, an intermediate heat exchanger is arranged between the two side heat exchangers, a flow passage in the intermediate heat exchanger comprises a first flow passage and a second flow passage which are independently distributed, and the total heat exchange area of the first flow passage is equal to that of the second flow passage; in the first runner and the first side heat exchanger, inlets of the first runner and the first side heat exchanger are respectively and hermetically connected with a main inlet through a first inlet pipe, and outlets of the first runner and the first side heat exchanger are respectively and hermetically connected with a main outlet through a first outlet pipe; in the second runner and the second side heat exchanger, inlets of the second runner and the second side heat exchanger are respectively and hermetically connected with the main inlet through a second inlet pipe, and outlets of the second runner and the second side heat exchanger are respectively and hermetically connected with the main outlet through a second outlet pipe.
Preferably, the inlet of the first flow channel and the outlet of the second flow channel are arranged at the first end of the intermediate heat exchanger, the outlet of the first flow channel and the inlet of the second flow channel are arranged at the second end of the intermediate heat exchanger, and the first end and the second end of the intermediate heat exchanger are opposite ends.
Preferably, the intermediate heat exchanger has a plate shape.
Preferably, the plurality of first flow channels and the plurality of second flow channels are alternately distributed.
Preferably, both the side heat exchangers and the intermediate heat exchanger are provided with frosting-proof supercooling sections.
Preferably, each side heat exchanger comprises a first straight section, a second straight section and a third straight section which are sequentially distributed in a U shape; the middle heat exchanger is located between the two first straight sections, the two second straight sections are distributed oppositely, and the two third straight sections are spaced by a preset distance, so that space is provided for installing the electric control box and overhauling.
Preferably, both the inlet and outlet of the side heat exchanger are directed towards the intermediate heat exchanger.
An air conditioner comprising any one of the heat exchanger assemblies described above.
Preferably, a fan is arranged at the top of the heat exchanger component.
The heat exchanger component provided by the invention comprises a middle heat exchanger and side heat exchangers symmetrically distributed on two sides of the middle heat exchanger, wherein a flow passage in the middle heat exchanger comprises a first flow passage and a second flow passage which are equal in total heat exchange area; in the first runner and the first side heat exchanger, inlets of the first runner and the first side heat exchanger are respectively and hermetically connected with a main inlet through a first inlet pipe, and outlets of the first runner and the first side heat exchanger are respectively and hermetically connected with a main outlet through a first outlet pipe; in the second runner and the second side heat exchanger, inlets of the second runner and the second side heat exchanger are respectively and hermetically connected with the main inlet through second inlet pipes, and outlets of the second runner and the second side heat exchanger are respectively and hermetically connected with the main outlet through second outlet pipes.
Compared with the prior art, the heat exchanger assembly provided by the application is additionally provided with the intermediate heat exchanger, so that the heat exchange quantity of the heat exchanger assembly is larger, and the heat exchange requirement of a user is met.
In addition, in the working process, after the heat exchange medium flows out from the main inlet of the heat exchanger assembly, one part of the heat exchange medium enters the first inlet pipe, and the other part of the heat exchange medium enters the second inlet pipe; the heat exchange medium entering the first inlet pipe is split in the first flow channel and the first side heat exchanger and is collected in the first outlet pipe; the heat exchange medium entering the second inlet pipe is split in the second flow channel and the second side heat exchanger and summarized in the second outlet pipe; and finally, the first outlet pipe and the second outlet pipe collect the heat exchange medium to the total outlet and flow out.
The heat exchanger subassembly that this application provided has four heat exchange circuits, first runner, second runner, first lateral part heat exchanger, second lateral part heat exchanger promptly, and four heat exchange circuits distribute side by side and realize the heat transfer process, and heat transfer medium distributes more evenly, and the heat transfer effect is stable.
The application also provides an air conditioner, which has the beneficial effects.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a 45 degree top view of a heat exchanger assembly according to the present invention;
FIG. 2 is a schematic diagram of a heat exchanger assembly according to the present invention with two in and two out in the same direction;
fig. 3 is a schematic diagram of a heat exchanger assembly according to the present invention.
The reference numerals in fig. 1 to 3 are:
a side heat exchanger 1, a first straight section 101, a second straight section 102, a third straight section 103, an intermediate heat exchanger 2, a first flow channel 201, a second flow channel 202, a first inlet pipe 3, a second inlet pipe 4, a first outlet pipe 5, a second outlet pipe 6, a total inlet tee 7, a first tee 8, a second tee 9, a third tee 10, a fourth tee 11, a total outlet tee 12, and a supercooling section 13;
two side heat exchangers: the first side heat exchanger is designated 1A and the second side heat exchanger is designated 1B.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The core of the invention is to provide a heat exchanger component, which has the advantages of larger heat exchange quantity, uniform distribution of heat exchange medium and stable heat exchange effect. Another core of the present invention is to provide an air conditioner including the above heat exchanger assembly.
Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of a 45 ° top view angle of a heat exchanger assembly provided by the present invention; FIG. 2 is a schematic diagram of a heat exchanger assembly according to the present invention with two in and two out in the same direction; fig. 3 is a schematic diagram of a heat exchanger assembly according to the present invention. Wherein the arrows in the figures indicate the direction of flow of the fluid; the two side heat exchangers are a first side heat exchanger 1A and a second side heat exchanger 1B respectively.
The application provides a heat exchanger assembly, which comprises three heat exchangers, namely two side heat exchangers 1 which are symmetrically distributed and an intermediate heat exchanger 2 which is arranged between the two side heat exchangers 1, wherein a flow passage in the intermediate heat exchanger 2 comprises a first flow passage 201 and a second flow passage 202 which are independently distributed, and the total heat exchange area of the first flow passage 201 is equal to that of the second flow passage 202; the inlet of the first flow channel 201 and the inlet of the first side heat exchanger 1A are respectively and hermetically connected with the main inlet through a first inlet pipe 3, the inlet of the second flow channel 202 and the inlet of the second side heat exchanger 1B are respectively and hermetically connected with the main inlet through a second inlet pipe 4, the outlet of the first flow channel 201 and the outlet of the first side heat exchanger 1A are respectively and hermetically connected with the main outlet through a first outlet pipe 5, and the outlet of the second flow channel 202 and the outlet of the second side heat exchanger 1B are respectively and hermetically connected with the main outlet through a second outlet pipe 6.
Specifically, the heat exchanger assembly adopts a uniform design, and as a plurality of heat exchangers are arranged, tee joints are needed to be used for connection at the inlet and the outlet of each heat exchanger. More specifically, the heat exchanger assembly is provided with a main inlet tee 7, a main outlet tee 12, a first tee 8, a second tee 9, a third tee 10, a fourth tee 11. The heat pipes inside the respective heat exchangers may be embodied as copper pipes.
The first flow channel 201 and the second flow channel 202 are mutually isolated, and the total heat exchange areas of the first flow channel and the second flow channel are equal, so that the heat exchange balance is ensured. In addition, in the actual design process, in order to increase the heat exchange area and ensure the heat exchange effect, the number of the first flow channels 201 and the second flow channels 202 is preferably plural.
The first side heat exchanger 1A and the second side heat exchanger 1B may be two identical heat exchangers, i.e. identical in structure and specification.
In the working process, after the heat exchange medium enters the main inlet of the heat exchanger assembly, one path enters the first inlet pipe 3 and the other path enters the second inlet pipe 4 under the action of the main inlet tee 7; the heat exchange medium in the first inlet pipe 3 is split in the first flow channel 201 and the first side heat exchanger 1A under the action of the first tee joint 8 and is collected in the first outlet pipe 5 through the third tee joint 10; the heat exchange medium in the second inlet pipe 4 is split in the second runner 202 and the second side heat exchanger 1B under the action of the second tee joint 9 and is collected in the second outlet pipe 6 through the fourth tee joint 11; finally, the first outlet pipe 5 and the second outlet pipe 6 collect the heat exchange medium to a total outlet through a total outlet tee 12 for outflow.
It should be noted that, in order to fully play the heat exchange capability of the heat exchanger assembly, it is necessary to ensure that the resistances of the two outlet pipelines of the total inlet tee 7 are similar, and the resistances of the two inlet pipelines of the total outlet tee 12 are similar, so as to avoid uneven distribution of the refrigerant.
Compared with the heat exchanger assembly in the prior art, the heat exchanger assembly provided by the application is additionally provided with the middle heat exchanger 2, the limitation of parallel connection of two heat exchangers is broken, the width of a single heat exchanger assembly can be continuously increased, the heat exchange quantity of the heat exchanger assembly is improved, and the larger heat exchange requirement is met. In addition, the heat exchanger component is provided with four heat exchange loops of the first flow channel 201, the second flow channel 202, the first side heat exchanger 1A and the second side heat exchanger 1B, the four heat exchange loops are distributed in parallel, the refrigerant flow of the three heat exchangers is ensured to be uniformly distributed, the heat exchange capacity of the heat exchangers is fully exerted, and the phenomenon of local icing caused by uneven refrigerant flow or uneven heat exchange during low-temperature heating is avoided.
Optionally, in the actual use process, all loops of the heat exchanger can be matched with proper capillaries through testing, so that heat exchange of all loops is balanced and stable, the temperature difference of each loop is small in low-temperature heating operation, frosting is uniform, and defrosting is smooth.
Further, referring to fig. 3, in order to optimize the use effect of the heat exchanger assembly, in an embodiment provided in the present application, the intermediate heat exchanger 2 has a first end and a second end that are relatively distributed, the two side heat exchangers 1 are respectively located at the first end and the second end of the intermediate heat exchanger 2, the inlet of the first flow channel 201 and the outlet of the second flow channel 202 are located at the first end of the intermediate heat exchanger 2, and the outlet of the first flow channel 201 and the inlet of the second flow channel 202 are located at the second end of the intermediate heat exchanger 2.
Specifically, the intermediate heat exchanger 2 adopts a bidirectional two-in and two-out structure, the inlet and the outlet of the first flow channel 201 are distributed at opposite ends, the inlet and the outlet of the second flow channel 202 are distributed at opposite ends, and the fluid in the first flow channel 201 and the fluid in the second flow channel 202 flow reversely. On one hand, the connecting pipeline of the heat exchanger assembly is simplified, the connecting pipeline is prevented from being crowded, and the connecting pipeline is more convenient to connect with the side heat exchanger 1; on the other hand, the pipeline resistance of the two side heat exchangers 1 can be guaranteed to be consistent, so that the heat exchanger assembly can perform heat exchange stably in different application environments.
Alternatively, referring to fig. 2, the inlet and the outlet of the intermediate heat exchanger 2 may be disposed in the same direction, that is, the inlet and the outlet of the first flow channel 201, and the inlet and the outlet of the second flow channel 202 are disposed at the same end of the intermediate heat exchanger 2, so that the heat exchange area can be easily equally divided.
Further, considering that in the actual use process, the top of the heat exchanger assembly may be provided with a fan to implement the heat exchange process, at this time, the wind speeds of the upper portion and the lower portion of the heat exchanger assembly are greatly different, and the heat exchange effect is unbalanced, so if one of the first flow channel 201 and the second flow channel 202 is centrally disposed on the upper portion of the intermediate heat exchanger 2, and the other is centrally disposed on the lower portion of the intermediate heat exchanger 2, the heat exchange difference between the first flow channel 201 and the second flow channel 202 is greatly different. Therefore, in a preferred embodiment provided in the present application, the plurality of first flow channels 201 and the plurality of second flow channels 202 are alternately distributed, so as to solve the problem of uneven heat exchange caused by the difference of wind speeds at upper and lower positions.
Optionally, in order to optimize the use effect of the heat exchanger assembly, in one embodiment provided in the present application, both the side heat exchangers 1 and the intermediate heat exchanger 2 are provided with an anti-frosting supercooling section 13. The preferred intermediate heat exchanger 2 here adopts a bidirectional two-in two-out equipartition design with an anti-frosting supercooling section.
Alternatively, in one embodiment provided in the present application, the side heat exchangers 1 have a U-shaped structure, and the openings of the two side heat exchangers 1 are opposite. Specifically, each side heat exchanger 1 includes a first straight section 101, a second straight section 102, and a third straight section 103, which are sequentially distributed to form a U-shaped structure, and the two second straight sections 102 are relatively distributed. In addition, the intermediate heat exchanger 2 has a plate-like, block-like or like structure as a whole, and is located between the two first straight sections 101, while the two third straight sections 103 are spaced apart by a predetermined distance. The gap between the two third straight sections 103 and the space between the two side heat exchangers 1 can be used for installing an electrical control box, and at the same time, an operation space is provided for a worker to perform maintenance operations.
Alternatively, in one embodiment provided herein, the inlet and the outlet of the side heat exchanger 1 may be disposed in the same direction, i.e. the inlet and the outlet of the side heat exchanger 1 are both disposed at the end of the first straight section 101 and face the intermediate heat exchanger 2.
Besides the heat exchanger assembly, the invention also provides an air conditioner comprising any heat exchanger assembly, and the air conditioner meets the requirement of a user on larger heat exchange quantity due to the use of the heat exchanger assembly, and meanwhile, the heat exchange medium is uniformly distributed, and the heat exchange effect is stable. The structure of other parts of the air conditioner is referred to the prior art, and will not be described herein.
Optionally, in the in-service use, can set up the fan at the top of heat exchanger subassembly, realize gas-liquid heat transfer process, satisfy user's accuse temperature demand.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The air conditioner and the heat exchanger assembly thereof provided by the invention are described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.

Claims (8)

1. The heat exchanger assembly is characterized by comprising two side heat exchangers (1) which are symmetrically distributed, wherein an intermediate heat exchanger (2) is arranged between the two side heat exchangers (1), flow channels inside the intermediate heat exchanger (2) comprise a first flow channel (201) and a second flow channel (202) which are independently distributed, and the total heat exchange area of the first flow channel (201) is equal to the total heat exchange area of the second flow channel (202); in the first runner (201) and the first side heat exchanger (1), inlets of the first runner and the first side heat exchanger are respectively and hermetically connected with a main inlet through a first inlet pipe (3), and outlets of the first runner and the first side heat exchanger are respectively and hermetically connected with a main outlet through a first outlet pipe (5); in the second runner (202) and the second side heat exchanger (1), inlets of the second runner and the second side heat exchanger are respectively and hermetically connected with the main inlet through a second inlet pipe (4), and outlets of the second runner and the second side heat exchanger are respectively and hermetically connected with the main outlet through a second outlet pipe (6);
the inlet of the first runner (201) and the outlet of the second runner (202) are arranged at the first end of the intermediate heat exchanger (2), the outlet of the first runner (201) and the inlet of the second runner (202) are arranged at the second end of the intermediate heat exchanger (2), and the first end and the second end of the intermediate heat exchanger (2) are opposite ends;
or, the inlet and the outlet of the first flow channel (201) and the inlet and the outlet of the second flow channel (202) are arranged at the same end of the intermediate heat exchanger (2);
the heat exchanger component is provided with a main inlet tee joint (7), a main outlet tee joint (12), a first tee joint (8), a second tee joint (9), a third tee joint (10) and a fourth tee joint (11).
2. The heat exchanger assembly according to claim 1, wherein the intermediate heat exchanger (2) is plate-shaped.
3. A heat exchanger assembly according to claim 1 or 2, wherein a plurality of first flow channels (201) and a plurality of second flow channels (202) are alternately distributed.
4. A heat exchanger assembly according to claim 3, wherein the intermediate heat exchanger (2) and both side heat exchangers (1) are provided with an anti-frosting subcooling section (13).
5. A heat exchanger assembly according to claim 3, wherein each side heat exchanger (1) comprises a first straight section (101), a second straight section (102), a third straight section (103) distributed in sequence in a U-shape; the intermediate heat exchanger (2) is located between the two first straight sections (101), the two second straight sections (102) are distributed oppositely, and the two third straight sections (103) are spaced by a preset distance, so that space is provided for installing an electric control box and overhauling.
6. A heat exchanger assembly according to claim 5, wherein the inlet and outlet of the side heat exchanger (1) are both directed towards the intermediate heat exchanger (2).
7. An air conditioner comprising the heat exchanger assembly of any one of claims 1 to 6.
8. The air conditioner of claim 7, wherein a fan is provided at a top of the heat exchanger assembly.
CN201910707184.8A 2019-08-01 2019-08-01 Air conditioner and heat exchanger assembly thereof Active CN110307631B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910707184.8A CN110307631B (en) 2019-08-01 2019-08-01 Air conditioner and heat exchanger assembly thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910707184.8A CN110307631B (en) 2019-08-01 2019-08-01 Air conditioner and heat exchanger assembly thereof

Publications (2)

Publication Number Publication Date
CN110307631A CN110307631A (en) 2019-10-08
CN110307631B true CN110307631B (en) 2023-07-28

Family

ID=68082843

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910707184.8A Active CN110307631B (en) 2019-08-01 2019-08-01 Air conditioner and heat exchanger assembly thereof

Country Status (1)

Country Link
CN (1) CN110307631B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111010846B (en) * 2019-11-13 2021-01-29 珠海格力电器股份有限公司 Heat exchanger substrate of plate-type frequency converter, heat exchanger, frequency converter and automatic temperature adjusting method of frequency converter

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102278908A (en) * 2011-09-16 2011-12-14 四川长虹空调有限公司 Microchannel heat exchanger
CN104676981A (en) * 2013-11-29 2015-06-03 珠海格力电器股份有限公司 Refrigerant flow dividing device, flat tube heat exchanger and air conditioner and heat pump water heater using same
CN105518411A (en) * 2013-09-11 2016-04-20 大金工业株式会社 Heat exchanger and air conditioner
CN107388637A (en) * 2016-05-16 2017-11-24 丹佛斯微通道换热器(嘉兴)有限公司 Heat exchanger and heat exchange module
WO2019058540A1 (en) * 2017-09-25 2019-03-28 三菱電機株式会社 Refrigerant distributor and air-conditioning device
CN210425508U (en) * 2019-08-01 2020-04-28 广东欧科空调制冷有限公司 Air conditioner and heat exchanger assembly thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102278908A (en) * 2011-09-16 2011-12-14 四川长虹空调有限公司 Microchannel heat exchanger
CN105518411A (en) * 2013-09-11 2016-04-20 大金工业株式会社 Heat exchanger and air conditioner
CN104676981A (en) * 2013-11-29 2015-06-03 珠海格力电器股份有限公司 Refrigerant flow dividing device, flat tube heat exchanger and air conditioner and heat pump water heater using same
CN107388637A (en) * 2016-05-16 2017-11-24 丹佛斯微通道换热器(嘉兴)有限公司 Heat exchanger and heat exchange module
WO2019058540A1 (en) * 2017-09-25 2019-03-28 三菱電機株式会社 Refrigerant distributor and air-conditioning device
CN210425508U (en) * 2019-08-01 2020-04-28 广东欧科空调制冷有限公司 Air conditioner and heat exchanger assembly thereof

Also Published As

Publication number Publication date
CN110307631A (en) 2019-10-08

Similar Documents

Publication Publication Date Title
US20180224220A1 (en) Stacking-type header, heat exchanger, and air-conditioning apparatus
EP3217135B1 (en) Layered header, heat exchanger, and air-conditioning device
US20160169595A1 (en) Stacking-type header, heat exchanger, and air-conditioning apparatus
CN214275958U (en) Heat exchanger and air conditioner
WO2016155367A1 (en) Heat exchanger and multi-split system having same
CN214276219U (en) Heat exchanger and air conditioner
EP3156752A1 (en) Heat exchanger
CN110307631B (en) Air conditioner and heat exchanger assembly thereof
EP3136039B1 (en) Laminated header, heat exchanger, and air-conditioner
CN210425508U (en) Air conditioner and heat exchanger assembly thereof
CN102062499A (en) Parallel flow heat exchanger device and control method thereof
CN208620669U (en) Heat exchanger and air conditioner
US8549875B2 (en) Modular valve
CN104896985A (en) Finned heat exchanger for air conditioner
CN104180564A (en) Air conditioner and heat exchanger thereof
CN106871496B (en) Indoor heat exchanger and air conditioner
CN106168421B (en) Heat exchanger and air conditioner with same
CN115265015A (en) One-way flow dividing device and variable flow dividing heat exchanger
CN108571911B (en) Parallel port with adaptive structure
CN201589475U (en) Multi-split refrigerant and refrigerating machine oil distribution device and air conditioning system
EP3112791A1 (en) Laminated header, heat exchanger, and air conditioning device
KR20110045430A (en) Electronic Expansion Valve
WO2024119703A1 (en) Air conditioner
CN221173045U (en) Microchannel heat exchanger, air conditioning equipment and vehicle
CN108800672B (en) Heat exchanger and air conditioner

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant