CN107044744A - Parallel-flow heat exchanger and the air conditioner with it - Google Patents

Parallel-flow heat exchanger and the air conditioner with it Download PDF

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Publication number
CN107044744A
CN107044744A CN201710016259.9A CN201710016259A CN107044744A CN 107044744 A CN107044744 A CN 107044744A CN 201710016259 A CN201710016259 A CN 201710016259A CN 107044744 A CN107044744 A CN 107044744A
Authority
CN
China
Prior art keywords
parallel
heat exchanger
flow heat
fin
air conditioner
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.)
Pending
Application number
CN201710016259.9A
Other languages
Chinese (zh)
Inventor
罗羽钊
汪先送
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.)
Midea Group Co Ltd
Midea Group Wuhan Refrigeration Equipment Co Ltd
Original Assignee
Midea Group Co Ltd
Midea Group Wuhan Refrigeration Equipment 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 Midea Group Co Ltd, Midea Group Wuhan Refrigeration Equipment Co Ltd filed Critical Midea Group Co Ltd
Priority to CN201710016259.9A priority Critical patent/CN107044744A/en
Publication of CN107044744A publication Critical patent/CN107044744A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00Evaporators; Condensers
    • F25B39/02Evaporators
    • 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/053Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
    • F28D1/05316Assemblies of conduits connected to common headers, e.g. core type radiators
    • F28D1/05333Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00Tubular elements; Assemblies of tubular elements
    • F28F1/02Tubular elements of cross-section which is non-circular
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00Tubular elements; Assemblies of tubular elements
    • F28F1/10Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/124Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and being formed of pins

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Geometry (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)

Abstract

The invention discloses a kind of parallel-flow heat exchanger and the air conditioner with it, the parallel-flow heat exchanger includes:The multiple flat tubes being arranged side by side, fin is provided between the two neighboring flat tube, the fin includes many sub- fin parts being sequentially connected along the length direction of the flat tube, the runner for enabling flow through is limited between the two neighboring sub- fin part, into angle α between the central axis of the runner and the flat tube, the α is met:0 ° of 90 ° of < α <.According to the parallel-flow heat exchanger of the present invention, by making the angle α between runner that the two neighboring sub- fin part of fin limits and the central axis of flat tube meet 0 ° of 90 ° of < α <, when the parallel-flow heat exchanger is applied to air conditioner, noise produced during fluid such as airflow passes parallel-flow heat exchanger can be effectively reduced.Moreover, parallel-flow heat exchanger is simple in construction.

Description

Parallel-flow heat exchanger and the air conditioner with it
Technical field
The present invention relates to air-conditioning technical field, more particularly, to a kind of parallel-flow heat exchanger and the air conditioner with it.
Background technology
Parallel-flow heat exchanger is a kind of full aluminium heater, and its heat exchange efficiency is high, compact conformation, as future heat exchange One important directions of device development.In correlation technique, parallel-flow heat exchanger is used as having one ten during the evaporator of positive cabinet air discharger Divide obvious shortcoming:Because the structure of positive cabinet air discharger is limited, evaporator is usually slant setting, the lower section of evaporator be provided with from Heart blower fan.During positive cabinet air discharger work, heat exchange air vertically blows up after the effect of centrifugal blower, from the fin of evaporator Gap passes through fin.However, due to the angle problem of evaporator fin, heat exchange air is after fin, and flow direction can be changed into It is vertical with the surface of evaporator, just because of the change of this flowing angle, the rustle as wind leaf can be produced, and Wind speed is higher, and this rustle is more obvious, and evaporator placed angle is closer to vertical, the change of the dynamic angle of the empty fluid of heat exchange Bigger, this abnormal sound rustled also can be more and more obvious.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art.Therefore, one object of the present invention It is to propose a kind of parallel-flow heat exchanger, when the parallel-flow heat exchanger is applied to air conditioner, can effectively reduces fluid example Noise produced by during such as airflow passes parallel-flow heat exchanger.
It is another object of the present invention to propose a kind of air conditioner with above-mentioned parallel-flow heat exchanger.
Parallel-flow heat exchanger according to a first aspect of the present invention, including:The multiple flat tubes being arranged side by side, it is two neighboring described Fin is provided between flat tube, the fin includes many sub- fin parts being sequentially connected along the length direction of the flat tube, adjacent Limit the runner for enabling flow through between two sub- fin parts, the central axis of the runner and the flat tube it Between into angle α, the α is met:0 ° of 90 ° of < α <.
According to the present invention parallel-flow heat exchanger, by make the runner that the two neighboring sub- fin part of fin is limited with it is flat Angle α between the central axis of pipe meets 0 ° of 90 ° of < α <, can be effective when the parallel-flow heat exchanger is applied to air conditioner Reduce noise produced during fluid such as airflow passes parallel-flow heat exchanger.Moreover, parallel-flow heat exchanger is simple in construction.
According to some embodiments of the present invention, the α is further met:20°≤α≤50°.
According to some embodiments of the present invention, multiple flat tubes be arranged in parallel.
According to some embodiments of the present invention, the fin is corrugated fin.
Air conditioner according to a second aspect of the present invention, including:Housing;Blower fan, the blower fan is located in the housing;According to The parallel-flow heat exchanger of the above-mentioned first aspect of the present invention, the parallel-flow heat exchanger is located in the housing, and the concurrent flow The air-out direction of the runner and the blower fan of heat exchanger is almost parallel.
According to some embodiments of the present invention, the parallel-flow heat exchanger is obliquely located in the housing.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined Substantially and be readily appreciated that, wherein:
Fig. 1 is the partial schematic diagram of parallel-flow heat exchanger according to embodiments of the present invention;
Fig. 2 is the side view of the parallel-flow heat exchanger shown in Fig. 1;
Fig. 3 is the schematic diagram that parallel-flow heat exchanger shown in Fig. 1 is arranged in air conditioner.
Reference:
100:Parallel-flow heat exchanger;
1:Flat tube;2:Fin;3:Header;
21:Sub- fin part;22:Runner.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or Position relationship, is for only for ease of the description present invention and simplifies description, rather than indicate or imply that the device or element of meaning must There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, " multiple " are meant that two Individual or two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected;Can To be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this Concrete meaning in invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under " Can directly it be contacted including the first and second features, it is not direct contact but by it that can also include the first and second features Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special Levy directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature exists Second feature " under ", " lower section " and " following " fisrt feature that includes are directly over second feature and oblique upper, or be merely representative of Fisrt feature level height is less than second feature.
The parallel-flow heat exchanger of embodiment according to a first aspect of the present invention is described below with reference to Fig. 1-Fig. 3.Concurrent flow exchanges heat Device can apply to air conditioner such as cabinet-type air conditioner (not shown).In the description below the application, with parallel-flow heat exchanger application Illustrated exemplified by cabinet-type air conditioner.Certainly, those skilled in the art are appreciated that parallel-flow heat exchanger can also be applied to it The air conditioner of his type, and it is not limited to cabinet-type air conditioner.
As shown in Figure 1-Figure 3, the parallel-flow heat exchanger 100 of embodiment, including multiple flat tubes according to a first aspect of the present invention 1。
Multiple flat tubes 1 are arranged side by side.Now multiple flat tubes 1 can be arranged in a row.Further, multiple flat tubes 1 can be put down Row sets (as shown in Figure 1), certainly, can also have certain angle (to scheme not between two adjacent flat tubes 1 in multiple flat tubes 1 Show).
Fin 2 is provided between two neighboring flat tube 1, fin 2 can be used for the heat exchange effect for strengthening parallel-flow heat exchanger 100 Really.As shown in Figures 2 and 3, the length direction of the bearing of trend of fin 2 and flat tube 1 is substantially uniform.Specifically, as shown in figure 1, Fin 2 includes limiting between many sub- fin parts 21 being sequentially connected along the length direction of flat tube 1, two neighboring sub- fin part 21 Going out is used to make the runner 22 that fluid (including liquids and gases) passes through, into angle α, α between runner 22 and the central axis of flat tube 1 Meet:0 ° of 90 ° of < α <.Now runner 22 is obliquely installed relative to the central axis of flat tube 1, the central shaft of runner 22 and flat tube 1 Line was both not parallel, also misaligned.
For example, as shown in figure 1, multiple flat tubes 1 are parallel to each other, the two ends of multiple flat tubes 1 are respectively equipped with header 3, each The two ends of flat tube 1 can be inserted respectively into corresponding header 3, and flat tube 1 is connected with the inside of header 3.Below the application Description in, for the ease of distinguish, the header 3 at multiple flat tube two ends is referred to as inlet header and outlet collection pipe. Fin 2 is equipped with multiple flat tubes 1 between every two adjacent flat tubes 1, length direction of the fin 2 along flat tube 1 is substantially in broken line Shape extends, fin 2 can be roughly equal with the length of flat tube 1 along the axial length of flat tube 1, and the both sides of fin 2 can To be contacted respectively with adjacent flat tube 1, with further enhanced heat exchange.Further, positioned at both sides two flat tubes 1 outside Fin 2 can be provided with.When parallel-flow heat exchanger 100 works, refrigerant can have respectively entered multiple flat tubes 1 from inlet header It is interior, then flowed out from outlet collection pipe.In the process, flow through fin 2 runner fluid can with parallel-flow heat exchanger 100 Refrigerant carry out heat exchange.
When parallel-flow heat exchanger 100 is applied to air conditioner such as cabinet-type air conditioner, parallel-flow heat exchanger 100 makes as evaporator With the specific set location of parallel-flow heat exchanger 100 can make the runner 22 of fin 2 and going out for the blower fan of air conditioner such as cabinet-type air conditioner Wind direction is almost parallel, so, and the air-flow blown out from blower fan is kept not flow direction substantially after parallel-flow heat exchanger 100 is flowed through Become, so as to the noise produced when effectively reduction air-flow passes through parallel-flow heat exchanger 100, the comfortableness that lifting user uses.
Parallel-flow heat exchanger 100 according to embodiments of the present invention, by limiting the two neighboring sub- fin part 21 of fin 2 Angle α between the runner 22 and the central axis of flat tube 1 that go out meets 0 ° of 90 ° of < α <, when the parallel-flow heat exchanger 100 is applied When air conditioner such as cabinet-type air conditioner, noise produced during fluid such as airflow passes parallel-flow heat exchanger 100 can be effectively reduced. Moreover, parallel-flow heat exchanger 100 is simple in construction.
According to a further embodiment of the invention, angle α is further met:20°≤α≤50°.Thus, by by angle α Specific span be limited between 20 ° -50 °, can meet the overwhelming majority air conditioner such as cabinet-type air conditioners actual use need Ask, even if the air-out direction of the runner 22 and blower fan of fin 2 is almost parallel.It is understood that the concrete numerical value of angle α can be with Specifically set according to actual requirement, preferably to meet actual requirement.
Alternatively, as shown in figure 1, fin 2 is corrugated fin, but not limited to this.It is understood that fin 2 is specific Shape can specifically be set according to actual requirement, to reach more preferable heat transfer effect.
Parallel-flow heat exchanger 100 according to embodiments of the present invention, when parallel-flow heat exchanger 100 is applied to air conditioner such as cabinet During machine, the air-flow produced by boasting from the blower fan air that for example exchanges heat is not in big inclination by flow direction before and after fin 2 and changed Become, so as to effectively suppress the generation of noise, the comfortableness that lifting user uses.
The air conditioner of embodiment such as cabinet-type air conditioner, including housing, blower fan and parallel-flow heat exchanger according to a second aspect of the present invention 100.Wherein, parallel-flow heat exchanger 100 can according to above-mentioned first aspect embodiment of the invention parallel-flow heat exchanger 100.
Specifically, blower fan and parallel-flow heat exchanger 100 are each provided in housing, and the runner 22 of parallel-flow heat exchanger 100 Air-out direction with blower fan is almost parallel.For example, parallel-flow heat exchanger 100 state can be obliquely located at as shown in Figure 3 In housing, now parallel-flow heat exchanger 100 is integral inclined puts, the runner 22 of fin 2 just straight down, and the air-out of blower fan Mouth can be located at the underface of parallel-flow heat exchanger 100, from the runner of contact when heat exchange air exchanges heat with parallel-flow heat exchanger 100 22 pass through, and the flow direction for the air that so exchanges heat would not change, so as to effectively prevent the generation of noise.
Alternatively, blower fan is centrifugal blower, but not limited to this.
Air conditioner according to embodiments of the present invention such as cabinet-type air conditioner, by using above-mentioned parallel-flow heat exchanger 100, heat exchange is empty The change of angle will not occur for gas flow direction when flowing through parallel-flow heat exchanger 100 from blower fan, so as to suppress noise Produce.
Other of parallel-flow heat exchanger 100 according to embodiments of the present invention and air conditioner such as cabinet-type air conditioner are constituted and operation pair All it is known for those of ordinary skill in the art, is not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ", The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example are described Structure, material or feature are contained at least one embodiment of the present invention or example.In this manual, to above-mentioned term Schematic representation is not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the spy of description Point can in an appropriate manner be combined in any one or more embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that:Not In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this The scope of invention is limited by claim and its equivalent.

Claims (6)

1. a kind of parallel-flow heat exchanger, it is characterised in that including:
Fin is provided between the multiple flat tubes being arranged side by side, the two neighboring flat tube, the fin is included along the flat tube Limit between many sub- fin parts that length direction is sequentially connected, the two neighboring sub- fin part for enabling flow through Into angle α between the central axis of runner, the runner and the flat tube, the α is met:0 ° of 90 ° of < α <.
2. parallel-flow heat exchanger according to claim 1, it is characterised in that the α is further met:20°≤α≤50°.
3. parallel-flow heat exchanger according to claim 1 or 2, it is characterised in that multiple flat tubes be arranged in parallel.
4. parallel-flow heat exchanger according to claim 1, it is characterised in that the fin is corrugated fin.
5. a kind of air conditioner, it is characterised in that including:
Housing;
Blower fan, the blower fan is located in the housing;
Parallel-flow heat exchanger according to any one of claim 1-4, the parallel-flow heat exchanger is located in the housing, And the air-out direction of the runner and the blower fan of the parallel-flow heat exchanger is almost parallel.
6. air conditioner according to claim 5, it is characterised in that the parallel-flow heat exchanger is obliquely located at the housing It is interior.
CN201710016259.9A 2017-01-10 2017-01-10 Parallel-flow heat exchanger and the air conditioner with it Pending CN107044744A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710016259.9A CN107044744A (en) 2017-01-10 2017-01-10 Parallel-flow heat exchanger and the air conditioner with it

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710016259.9A CN107044744A (en) 2017-01-10 2017-01-10 Parallel-flow heat exchanger and the air conditioner with it

Publications (1)

Publication Number Publication Date
CN107044744A true CN107044744A (en) 2017-08-15

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Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114061332A (en) * 2021-11-18 2022-02-18 浙江银轮机械股份有限公司 Heat exchange fin layout method and heat exchanger

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04273923A (en) * 1991-02-28 1992-09-30 Sharp Corp Air-conditioner
CN101055138A (en) * 2007-05-25 2007-10-17 清华大学 Self-separating finned tube type heat exchanger for air conditioner
JP2013015282A (en) * 2011-07-05 2013-01-24 Hiroya Sekiguchi Air conditioner
CN105202934A (en) * 2014-05-30 2015-12-30 国网山西省电力公司电力科学研究院 Air cooling radiator
CN105588196A (en) * 2015-12-03 2016-05-18 青岛海信日立空调系统有限公司 Indoor unit of air conditioner
CN206496550U (en) * 2017-01-10 2017-09-15 美的集团武汉制冷设备有限公司 Parallel-flow heat exchanger and the air conditioner with it

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04273923A (en) * 1991-02-28 1992-09-30 Sharp Corp Air-conditioner
CN101055138A (en) * 2007-05-25 2007-10-17 清华大学 Self-separating finned tube type heat exchanger for air conditioner
JP2013015282A (en) * 2011-07-05 2013-01-24 Hiroya Sekiguchi Air conditioner
CN105202934A (en) * 2014-05-30 2015-12-30 国网山西省电力公司电力科学研究院 Air cooling radiator
CN105588196A (en) * 2015-12-03 2016-05-18 青岛海信日立空调系统有限公司 Indoor unit of air conditioner
CN206496550U (en) * 2017-01-10 2017-09-15 美的集团武汉制冷设备有限公司 Parallel-flow heat exchanger and the air conditioner with it

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Title
张伯虎: "《从零开始学空调设备维修技术》", 31 October 2009, 国防工业出版社 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114061332A (en) * 2021-11-18 2022-02-18 浙江银轮机械股份有限公司 Heat exchange fin layout method and heat exchanger

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Application publication date: 20170815