WO2017071355A1 - 换热器 - Google Patents

换热器 Download PDF

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Publication number
WO2017071355A1
WO2017071355A1 PCT/CN2016/093023 CN2016093023W WO2017071355A1 WO 2017071355 A1 WO2017071355 A1 WO 2017071355A1 CN 2016093023 W CN2016093023 W CN 2016093023W WO 2017071355 A1 WO2017071355 A1 WO 2017071355A1
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WO
WIPO (PCT)
Prior art keywords
heat exchange
exchange portion
heat exchanger
heat
header
Prior art date
Application number
PCT/CN2016/093023
Other languages
English (en)
French (fr)
Inventor
金俊峰
金欢
Original Assignee
丹佛斯微通道换热器（嘉兴）有限公司
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 丹佛斯微通道换热器（嘉兴）有限公司 filed Critical 丹佛斯微通道换热器（嘉兴）有限公司
Priority to EP16858794.7A priority Critical patent/EP3370019B1/en
Priority to KR1020187013851A priority patent/KR102520736B1/ko
Priority to US15/771,539 priority patent/US20180340746A1/en
Priority to JP2018521359A priority patent/JP7125344B2/ja
Publication of WO2017071355A1 publication Critical patent/WO2017071355A1/zh

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-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
    • F28D1/02—Heat-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
    • F28D1/04—Heat-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
    • F28D1/047—Heat-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 bent, e.g. in a serpentine or zig-zag
    • F28D1/0477—Heat-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 bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag
    • F28D1/0478—Heat-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 bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag the conduits having a non-circular cross-section
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-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
    • F28D1/02—Heat-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
    • F28D1/04—Heat-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
    • F28D1/047—Heat-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 bent, e.g. in a serpentine or zig-zag
    • F28D1/0475—Heat-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 bent, e.g. in a serpentine or zig-zag the conduits having a single U-bend
    • F28D1/0476—Heat-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 bent, e.g. in a serpentine or zig-zag the conduits having a single U-bend the conduits having a non-circular cross-section
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/02—Tubular elements of cross-section which is non-circular
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/02—Tubular elements of cross-section which is non-circular
    • F28F1/025—Tubular elements of cross-section which is non-circular with variable shape, e.g. with modified tube ends, with different geometrical features
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/0246—Arrangements for connecting header boxes with flow lines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0068—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for refrigerant cycles
    • F28D2021/0071—Evaporators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/008—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
    • F28D2021/0085—Evaporators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2260/00—Heat exchangers or heat exchange elements having special size, e.g. microstructures
    • F28F2260/02—Heat exchangers or heat exchange elements having special size, e.g. microstructures having microchannels

Definitions

  • the invention relates to a heat exchanger.
  • a heat exchanger such as a microchannel heat exchanger includes two headers disposed on both sides of the heat exchanger, a heat exchange tube such as a flat tube connected between the two headers, and a set change The fins between the heat pipes.
  • Embodiments of the present invention provide a heat exchanger including: a first header and a second header disposed on the same side of the heat exchanger; and a plurality of heat exchange tubes, each of which is exchanged
  • the heat pipe has: a first heat exchange portion and a second heat exchange portion that are substantially parallel; and a first end portion and a second end portion that are respectively connected to the first heat exchange portion and the second heat exchange portion, the first end The portion is offset from the centerline of the first heat exchange portion by bending such that the first end portion and the second end portion are connected and in fluid communication with the first header and the second header, respectively.
  • each of the heat exchange tubes further has a connection portion connecting the first heat exchange portion and the second heat exchange portion, at least one of the connection portions being a U-shaped tube, or at least one heat exchange tube being integrated And the connecting portion of the at least one heat exchange tube is formed by bending.
  • the second end is offset from the centerline of the second heat exchange portion by bending, and the first end portion and the second end portion are offset in opposite directions.
  • the first heat exchange portion and the second heat exchange portion are arranged in a first direction and extend in a second direction substantially perpendicular to the first direction, and the first end portion is in a A third direction that is substantially perpendicular to one direction and the second direction is offset from the center line of the first heat exchange portion.
  • the first heat exchange portion and the second heat exchange portion are along the first side Aligning and extending in a second direction substantially perpendicular to the first direction, the first end being offset from a centerline of the first heat exchange portion in a third direction substantially perpendicular to the first direction and the second direction, and The second end is offset from the centerline of the second heat exchange portion in a third direction that is substantially perpendicular to the first direction and the second direction.
  • a portion of the first end portion of each heat exchange tube that is connected to the first header extends in a direction substantially the same as a direction in which the first heat exchange portion extends.
  • a portion of the first end portion of each heat exchange tube that is connected to the first header extends substantially in the same direction as the first heat exchange portion, and each heat exchange tube The portion of the second end portion that is connected to the second header extends substantially in the same direction as the second heat exchange portion.
  • the portion of the first end of each heat exchange tube that is connected to the first header extends substantially in the second direction.
  • a portion of the first end portion of each heat exchange tube that is connected to the first header extends substantially in a second direction, and the second end of each heat exchange tube The portion connected to the second header extends substantially in the second direction.
  • each of the heat exchange tubes further has a plurality of third heat exchange portions, and the plurality of third heat exchange portions are disposed between the first heat exchange portion and the second heat exchange portion And the first heat exchange portion, the second heat exchange portion, and the third heat exchange portion are substantially parallel.
  • each of the heat exchange tubes further has a plurality of connecting portions connecting adjacent heat exchange portions of the first heat exchange portion, the third heat exchange portion, and the second heat exchange portion, at least one of the The connecting portion is formed by bending or a U-shaped tube.
  • the heat exchanger further includes: a fin disposed between the first heat exchange portion and the second heat exchange portion.
  • the heat exchanger further includes: a fin disposed adjacent to the first heat exchange portion, the third heat exchange portion, and the second heat exchange portion Between the heat exchange parts.
  • the first end of each heat exchange tube is inclined with respect to the first heat exchange portion.
  • the first end of each heat exchange tube is inclined with respect to the first heat exchange portion, and the second end of each heat exchange tube is opposite to the second heat exchange portion tilt.
  • the first end portion is offset from a center line of the first heat exchange portion by being bent in a plane substantially defined by the second direction and the third direction.
  • the first end portion is deviated from a center line of the first heat exchange portion by being bent substantially in a plane defined by the second direction and the third direction, and the second end portion passes substantially The plane defined by the second direction and the third direction is curved to be deviated from the center line of the second heat exchange portion.
  • each heat exchange tube and the first heat exchange portion are substantially in a plane defined by the second direction and the third direction.
  • the first end portion of each heat exchange tube and the first heat exchange portion are substantially in a plane defined by the second direction and the third direction
  • the second portion of each heat exchange tube The end portion and the second heat exchange portion are substantially in a plane defined by the second direction and the third direction.
  • the first heat exchange portion and the second heat exchange portion are arranged in a first direction and extend in a second direction substantially perpendicular to the first direction, and the same of the heat exchanger
  • the side is the same side in the second direction in the plane defined by the first direction and the second direction.
  • the first end and the second end are opposite the connecting portion.
  • the first header and the second header are arranged side by side.
  • the first header and the second header are manifolds of a D-shaped cross section, the substantially flat surfaces of the headers of the D-shaped cross section being opposite each other.
  • the heat exchanger further comprises: a heat insulator disposed between the first header and the second header.
  • each of the heat exchange tubes is integral.
  • the headers are arranged on the same side, the connection piping is saved, and the cost is relatively low.
  • FIG. 1 is a schematic view of a heat exchange tube of a heat exchanger according to a first embodiment of the present invention
  • Figure 2 is a schematic perspective view of a heat exchanger according to a first embodiment of the present invention
  • Figure 3 is a right side view of the heat exchanger according to the first embodiment of the present invention.
  • Figure 4 is a front elevational view of a heat exchanger in accordance with a first embodiment of the present invention
  • Figure 5 is a schematic view of a heat exchange tube of a heat exchanger according to a second embodiment of the present invention.
  • Figure 6 is a schematic perspective view of a heat exchanger according to a second embodiment of the present invention.
  • Figure 7 is a right side view of a heat exchanger in accordance with a second embodiment of the present invention.
  • Figure 8 is a front elevational view of a heat exchanger in accordance with a second embodiment of the present invention.
  • Figure 9 is a schematic view of a heat exchange tube of a heat exchanger according to a third embodiment of the present invention.
  • Figure 10 is a schematic perspective view of a heat exchanger according to a third embodiment of the present invention.
  • Figure 11 is a right side view of a heat exchanger in accordance with a third embodiment of the present invention.
  • Figure 12 is a front elevational view of a heat exchanger in accordance with a third embodiment of the present invention.
  • Figure 13 is a schematic view of a heat exchange tube of a heat exchanger according to a fourth embodiment of the present invention.
  • Figure 14 is a schematic perspective view of a heat exchanger according to a fourth embodiment of the present invention.
  • Figure 15 is a right side view of a heat exchanger according to a fourth embodiment of the present invention.
  • Figure 16 is a front elevational view of a heat exchanger in accordance with a fourth embodiment of the present invention.
  • FIG. 1 1, 5, 9, and 13 show heat exchange tubes according to an embodiment of the present invention
  • Figs. 2 to 4, 6 to 8, 10 to 12, and 14 to 16 show heat exchange according to an embodiment of the present invention.
  • the end cap of the end of the header of the heat exchanger is omitted, whereby the end of the heat exchange tube inserted into the header can be seen.
  • a heat exchanger 100 such as a microchannel heat exchanger according to an embodiment of the present invention includes a first header 11 and a second header disposed on the same side of the heat exchanger 100. 12 (for example, the first header 11 and the second header 12 arranged substantially parallel, at an angle or side by side or the first header 11 and the second header 12 formed by a tube through the longitudinal partition) And a plurality of heat exchange tubes 20 such as flat tubes, each heat exchange tube 20 having: a first heat exchange portion 21 and a second heat exchange portion 22 that are substantially parallel; and a first heat exchange portion 21 and a second portion, respectively
  • the heat exchange portion 22 is connected to the first end portion 24 and the second end portion 25, and the first end portion 24 is bent from the center line of the first heat exchange portion 21 (i.e., the axis and the axial direction of the tube portion forming the heat exchange portion)
  • the centerline or longitudinal centerline is offset such that the first end 24 And the second end portion 25 is connected to and in fluid communication with the first header
  • Each of the heat exchange tubes 20 also has a connection portion 23 that connects the first heat exchange portion 21 and the second heat exchange portion 22.
  • At least one heat exchange tube 20 is integral and the connecting portion 23 of the at least one heat exchange tube 20 may be formed by bending.
  • each heat exchange tube 20 has a connection portion 23 connecting the first heat exchange portion 21 and the second heat exchange portion 22, at least one of which is a U-shaped tube, for example, a separate U-shaped tube is welded. It is connected to the first heat exchange portion 21 and the second heat exchange portion 22.
  • each of the heat exchange tubes 21 is integral.
  • the refrigerant may flow from the first header 11 into the heat exchanger and out of the second header 12 to the heat exchanger.
  • the first end portion 24 and the second end portion 25 are opposite the connecting portion 23.
  • the heat exchanger 100 further includes a fin 30 disposed between the first heat exchange portion 21 and the second heat exchange portion 22.
  • the first end portion 24 is offset from the centerline of the first heat exchange portion 21 by bending twice, and each heat exchange tube 20 includes two heat exchange portions.
  • each heat exchange tube 20 further has a plurality of third heat exchange portions disposed in the first heat exchange portion 21 and Between the second heat exchange portions 22, the first heat exchange portion 21, the second heat exchange portion 22, and the third heat exchange portion are substantially parallel.
  • Each of the heat exchange tubes 20 further has a plurality of connecting portions 23 connecting adjacent ones of the first heat exchange portion 21, the third heat exchange portion and the second heat exchange portion 22, at least one of the connecting portions 23 Formed by bending or a U-shaped tube.
  • the heat exchanger 100 further includes: fins 30 disposed in adjacent heat exchange portions of the first heat exchange portion 21, the third heat exchange portion, and the second heat exchange portion 22 between.
  • each of the heat exchange tubes 20 may include four or more heat exchange portions.
  • the first heat exchange portion 21 and the second heat exchange portion 22 are arranged along the first direction D1 and in a second direction D2 substantially perpendicular to the first direction D1.
  • the extension, and the same side of the heat exchanger 100, is in the plane defined by the first direction D1 and the second direction D2, on the same side in the second direction D2.
  • the second end portion 25 is deviated from the center line of the second heat exchange portion 22 (ie, the axis of the tube section forming the heat exchange portion, the axial center line, or the longitudinal center line) by bending, and
  • the first end portion 24 and the second end portion 25 are offset in opposite directions.
  • each heat exchange tube 20 includes two heat exchange portions, and each of the heat exchange tubes 20 may include four or more heat exchange portions by forming a plurality of joint portions 23.
  • the first heat exchange portion 21 and the second heat exchange portion 22 are arranged along the first direction D1 (ie, the axial directions of the first header 11 and the second header 12). And extending in a second direction D2 substantially perpendicular to the first direction D1, and the first end portion 24 is from the first heat exchange portion 21 in a third direction D3 substantially perpendicular to the first direction D1 and the second direction D2
  • the center line is deviated.
  • the first header 11 and the second header 12 are disposed in the third direction D3.
  • the first end portion 24 is deviated from the center line of the first heat exchange portion 21 by being bent in a plane substantially defined by the second direction D2 and the third direction D3.
  • the first end portion 24 and the first heat exchange portion 21 of each heat exchange tube 20 may be substantially in a plane defined by the second direction D2 and the third direction D3.
  • the first heat exchange portion 21 and the second heat exchange portion 22 are along the first direction D1 (ie, the axial directions of the first header 11 and the second header 12).
  • first direction D1 ie, the axial directions of the first header 11 and the second header 12
  • second direction D2 substantially perpendicular to the first direction D1
  • first end portion 24 being changed from the first in a third direction D3 substantially perpendicular to the first direction D1 and the second direction D2
  • the center line of the hot portion 21 is deviated
  • the second end portion 25 is deviated from the center line of the second heat exchange portion 22 in the third direction D3 substantially perpendicular to the first direction D1 and the second direction D2.
  • the first end portion 24 is deviated from the center line of the first heat exchange portion 21 by being bent substantially in a plane defined by the second direction D2 and the third direction D3, and the second end portion 25 passes substantially
  • the plane defined by the second direction D2 and the third direction D3 is curved to be deviated from the center line of the second heat exchange portion 22.
  • the first end portion 24 and the first heat exchange portion 21 of each heat exchange tube 20 are substantially in a plane defined by the second direction D2 and the third direction D3, and each heat exchange The second end portion 25 and the second heat exchange portion 22 of the tube 20 are substantially in a plane defined by the second direction D2 and the third direction D3.
  • the portion 241 of the first end portion 24 of each heat exchange tube 20 that is connected to the first header 11 extends substantially in the same direction as the first heat exchange portion 21.
  • the direction of extension is the same.
  • the first end 24 of each heat exchange tube 20 The portion 241 connected to the first header 11 extends substantially in the second direction D2.
  • the portion 241 of the first end portion 24 of each heat exchange tube 20 that is connected to the first header 11 extends substantially in the same direction as the first heat exchange portion 21.
  • the extending direction is the same, and the extending direction of the portion 251 of the second end portion 25 of each heat exchange tube 20 connected to the second header 12 is substantially the same as the extending direction of the second heat exchange portion 22.
  • a portion 241 of the first end portion 24 of each heat exchange tube 20 that is connected to the first header 11 extends substantially in the second direction D2, and the second end of each heat exchange tube 20 A portion 251 of the 25 connected to the second header 12 extends substantially in the second direction D2.
  • each heat exchange tube 20 e.g., the centerline of the first end portion 24 (i.e., the axis, axial centerline, or longitudinal centerline of the tube section forming the end)
  • the first heat exchange portion 21 for example, the center line of the first heat exchange portion 21 (i.e., the axis of the pipe section forming the first heat exchange portion 21, the axial center line, or the longitudinal center line)
  • the first end portion 24 and the second end portion 25 are bent from the center line of the first heat exchange portion 21 and the second heat exchange portion 22, respectively.
  • the center line is deviated, and each heat exchange tube 20 includes two heat exchange portions, and each of the heat exchange tubes 20 may include four or more heat exchange portions by forming a plurality of joint portions 23.
  • the first end portion 24 of each heat exchange tube 20 is inclined with respect to the first heat exchange portion 21, and the second end portion of each heat exchange tube 20 25 (for example, the center line of the second end portion 25 (ie, the axis of the tube section forming the end portion, the axial center line or the longitudinal center line)) relative to the second heat exchange portion 22 (eg, the second heat exchange portion)
  • the center line of 22 i.e., the axis, axial centerline, or longitudinal centerline of the tube section forming the second heat exchange portion 22
  • the center line of 22 i.e., the axis, axial centerline, or longitudinal centerline of the tube section forming the second heat exchange portion 22
  • An insulating space 40 or a heat insulating member may be disposed between the first header 11 and the second header 12 to prevent heat exchange between the two headers, generate a thermal bridge, and affect heat exchange of the heat exchanger. effect.
  • the first header 11 and the second header 12 may be two separate headers, or may be a first header 11 and a second header 12 formed by one tube passing through a longitudinal partition.
  • the longitudinal partition may be two partitions, and the two partitions may be integral with the tube wall of the tube or may be separate.
  • the first header 11 and the second header 12 are D-shaped horizontally.
  • the manifold of the cross section, the substantially flat surfaces of the headers of the two D-shaped cross sections are opposite each other.
  • a space is provided between the first header 11 and the second header 12.
  • a heat insulator can be provided in the interval.
  • the heat exchanger according to an embodiment of the present invention can be applied to the fields of HVAC, automobile, refrigeration, and transportation, and the heat exchanger can be a microchannel heat exchanger, a parallel flow heat exchanger, or the like.
  • the heat exchanger according to the embodiment of the present invention can reduce the cost, improve the wind field uniformity of the microchannel heat pump type evaporator and the uniformity of the outlet air temperature, and improve the utilization ratio of the heat exchange area.
  • the heat exchanger according to the present invention may be provided with a partition in the header to form a different circuit. Furthermore, the heat exchanger according to the invention can adjust the length of the circuit as needed (the heat exchange tubes are bent several times). When the heat exchanger is used for the evaporator, the difference between the condensed water produced in the upper part and the condensed water in the lower part is not large, the wind field of the heat exchanger is more uniform, and the outlet temperature of each part of the heat exchanger is more uniform.
  • the header is arranged on one side, which saves the connecting pipe and the collecting pipe, and the cost is relatively low.
  • a single row of flat tubes can be used, whereby the wind resistance is low.

Abstract

一种换热器（100），该换热器（100）包括：在换热器（100）的同一侧设置的第一集流管（11）和第二集流管（12）；以及多个换热管（20），每一个换热管（20）具有：大致平行的第一换热部（21）和第二换热部（22）；以及分别与第一换热部（21）和第二换热部（22）相连的第一端部（24）和第二端部（25），所述第一端部（24）通过弯曲从第一换热部（21）的中心线偏离使得所述第一端部（24）和第二端部（25）分别与第一集流管（11）和第二集流管（12）连接并流体连通。该换热器的集流管布置在同一侧，节省连接管路，成本相对较低。

Description

换热器 技术领域
本发明涉及一种换热器。
背景技术
通常，诸如微通道换热器的换热器包括设置在换热器的两侧的两个集流管，连接在两个集流管之间的诸如扁管的换热管，以及设置在换热管之间的翅片。
发明内容
本发明的实施例的目的是提供一种换热器，由此集流管布置在同一侧，以节省连接管路。
本发明的实施例提供了一种换热器，该换热器包括：在换热器的同一侧设置的第一集流管和第二集流管；以及多个换热管，每一个换热管具有：大致平行的第一换热部和第二换热部；以及分别与第一换热部和第二换热部相连的第一端部和第二端部，所述第一端部通过弯曲从第一换热部的中心线偏离使得所述第一端部和第二端部分别与第一集流管和第二集流管连接并流体连通。
根据本发明的实施例，每一个换热管还具有连接第一换热部和第二换热部的连接部，至少一个所述连接部是U形管，或者至少一个换热管是一体的并且所述至少一个换热管的所述连接部通过折弯形成。
根据本发明的实施例，所述第二端部通过弯曲从第二换热部的中心线偏离，且所述第一端部和所述第二端部朝向相反的方向偏离。
根据本发明的实施例，所述第一换热部和第二换热部沿第一方向排列，且沿与第一方向大致垂直的第二方向延伸，以及所述第一端部在与第一方向和第二方向大致垂直的第三方向上从第一换热部的中心线偏离。
根据本发明的实施例，所述第一换热部和第二换热部沿第一方 向排列，且沿与第一方向大致垂直的第二方向延伸，所述第一端部在与第一方向和第二方向大致垂直的第三方向上从第一换热部的中心线偏离，以及所述第二端部在与第一方向和第二方向大致垂直的第三方向上从第二换热部的中心线偏离。
根据本发明的实施例，每一个换热管的所述第一端部的与第一集流管连接的部分的延伸方向大致与第一换热部的延伸方向相同。
根据本发明的实施例，每一个换热管的所述第一端部的与第一集流管连接的部分的延伸方向大致与第一换热部的延伸方向相同，以及每一个换热管的所述第二端部的与第二集流管连接的部分的延伸方向大致与第二换热部的延伸方向相同。
根据本发明的实施例，每一个换热管的所述第一端部的与第一集流管连接的部分大致沿第二方向延伸。
根据本发明的实施例，每一个换热管的所述第一端部的与第一集流管连接的部分大致沿第二方向延伸，并且每一个换热管的所述第二端部的与第二集流管连接的部分大致沿第二方向延伸。
根据本发明的实施例，每一个换热管还具有多个第三换热部，所述多个第三换热部设置在所述第一换热部和所述第二换热部之间，且所述第一换热部、所述第二换热部和所述第三换热部大致平行。
根据本发明的实施例，每一个换热管还具有连接第一换热部、第三换热部和第二换热部中的相邻的换热部的多个连接部，至少一个所述连接部通过折弯形成或是U形管。
根据本发明的实施例，所述的换热器还包括：翅片，所述翅片设置在所述第一换热部和第二换热部之间。
根据本发明的实施例，所述的换热器还包括：翅片，所述翅片设置在所述第一换热部、所述第三换热部和第二换热部中的相邻的换热部之间。
根据本发明的实施例，每一个换热管的所述第一端部相对于第一换热部倾斜。
根据本发明的实施例，每一个换热管的所述第一端部相对于第一换热部倾斜，以及每一个换热管的所述第二端部相对于第二换热部 倾斜。
根据本发明的实施例，所述第一端部通过大致在第二方向和第三方向限定的平面中弯曲而从第一换热部的中心线偏离。
根据本发明的实施例，所述第一端部通过大致在第二方向和第三方向限定的平面中弯曲而从第一换热部的中心线偏离，并且所述第二端部通过大致在第二方向和第三方向限定的平面中弯曲而从第二换热部的中心线偏离。
根据本发明的实施例，每一个换热管的所述第一端部和第一换热部大致在第二方向和第三方向限定的平面中。
根据本发明的实施例，每一个换热管的所述第一端部和第一换热部大致在第二方向和第三方向限定的平面中，以及每一个换热管的所述第二端部和第二换热部大致在第二方向和第三方向限定的平面中。
根据本发明的实施例，所述第一换热部和第二换热部沿第一方向排列，且沿与第一方向大致垂直的第二方向延伸，以及所述换热器的所述同一侧是在第一方向和第二方向限定的平面中，在第二方向上的同一侧。
根据本发明的实施例，所述第一端部和第二端部与连接部相对。
根据本发明的实施例，所述第一集流管和第二集流管并排设置。
根据本发明的实施例，所述第一集流管和第二集流管是D状横截面的集流管，所述D状横截面的集流管的大致平坦的表面彼此相对。
根据本发明的实施例，所述换热器还包括：在所述第一集流管和第二集流管之间设置的隔热件。
根据本发明的实施例，每一个所述换热管是一体的。
根据本发明实施例的换热器，集流管布置在同一侧，节省了连接管路，且成本相对较低。
附图说明
图1是根据本发明的第一实施例的换热器的换热管的示意图；
图2是根据本发明的第一实施例的换热器的示意立体图；
图3是根据本发明的第一实施例的换热器的右视图；
图4是根据本发明的第一实施例的换热器的主视图；
图5是根据本发明的第二实施例的换热器的换热管的示意图；
图6是根据本发明的第二实施例的换热器的示意立体图；
图7是根据本发明的第二实施例的换热器的右视图；
图8是根据本发明的第二实施例的换热器的主视图；
图9是根据本发明的第三实施例的换热器的换热管的示意图；
图10是根据本发明的第三实施例的换热器的示意立体图；
图11是根据本发明的第三实施例的换热器的右视图；
图12是根据本发明的第三实施例的换热器的主视图。
图13是根据本发明的第四实施例的换热器的换热管的示意图；
图14是根据本发明的第四实施例的换热器的示意立体图；
图15是根据本发明的第四实施例的换热器的右视图；以及
图16是根据本发明的第四实施例的换热器的主视图。
具体实施方式
图1、5、9、13示出了根据本发明的实施例的换热管，图2至4、6至8、10至12、14至16示出了根据本发明的实施例的换热器，其中，换热器的集流管的端部的端盖被省去，由此可以看见换热管的插入集流管中的端部。
如图1至16所示，根据本发明的实施例的诸如微通道换热器的换热器100包括：在换热器100的同一侧设置的第一集流管11和第二集流管12(例如大致平行、成一定角度或并排设置的第一集流管11和第二集流管12或由一个管通过纵向隔板形成的第一集流管11和第二集流管12)；以及多个诸如扁管的换热管20，每一个换热管20具有：大致平行的第一换热部21和第二换热部22；以及分别与第一换热部21和第二换热部22相连的第一端部24和第二端部25，所述第一端部24通过弯曲从第一换热部21的中心线(即形成换热部的管段的轴线、轴向中心线或纵向中心线)偏离使得所述第一端部24 和第二端部25分别与第一集流管11和第二集流管12连接并流体连通。每一个换热管20还具有连接第一换热部21和第二换热部22的连接部23。至少一个换热管20是一体的并且所述至少一个换热管20的所述连接部23可以通过折弯形成。作为选择，每一个换热管20还具有连接第一换热部21和第二换热部22的连接部23，至少一个所述连接部23是U形管，例如单独的U形管通过焊接与第一换热部21和第二换热部22连接。根据本发明的一个示例，每一个所述换热管21是一体的。
制冷剂可以从第一集流管11流入换热器并且从第二集流管12流出换热器。在图示的实施例中，第一端部24和第二端部25与连接部23相对。换热器100还包括：翅片30，所述翅片30设置在所述第一换热部21和第二换热部22之间。在图1至4所示的实施例中，所述第一端部24通过折弯两次从第一换热部21的中心线偏离，而每一个换热管20包括两个换热部。
参见图1至16，根据本发明的一些实施例，每一个换热管20还具有多个第三换热部，所述多个第三换热部设置在所述第一换热部21和所述第二换热部22之间，且所述第一换热部21、所述第二换热部22和所述第三换热部大致平行。每一个换热管20还具有连接第一换热部21、第三换热部和第二换热部22中的相邻的换热部的多个连接部23，至少一个所述连接部23通过折弯形成或是U形管。换热器100还包括：翅片30，所述翅片30设置在所述第一换热部21、所述第三换热部和第二换热部22中的相邻的换热部之间。通过形成多个连接部23，每一个换热管20可以包括四个以上的换热部。
参见图2至4、6至8、10至12，所述第一换热部21和第二换热部22沿第一方向D1排列，且沿与第一方向D1大致垂直的第二方向D2延伸，以及所述换热器100的所述同一侧是在第一方向D1和第二方向D2限定的平面中，在第二方向D2上的同一侧。
如图5至12所示，所述第二端部25通过弯曲从第二换热部22的中心线(即形成换热部的管段的轴线、轴向中心线或纵向中心线)偏离，且所述第一端部24和所述第二端部25朝向相反的方向偏离。
在图5至8所示的实施例中，所述第一端部24和所述第二端部25通过折弯两次分别从第一换热部21的中心线和第二换热部22的中心线偏离，而每一个换热管20包括两个换热部，通过形成多个连接部23，每一个换热管20可以包括四个以上的换热部。
如图2至4所示，所述第一换热部21和第二换热部22沿第一方向D1(即第一集流管11和第二集流管12的轴向方向)排列，且沿与第一方向D1大致垂直的第二方向D2延伸，以及所述第一端部24在与第一方向D1和第二方向D2大致垂直的第三方向D3上从第一换热部21的中心线偏离。第一集流管11和第二集流管12在第三方向D3上设置。例如，所述第一端部24通过大致在第二方向D2和第三方向D3限定的平面中弯曲而从第一换热部21的中心线偏离。根据本发明的一些实施例，每一个换热管20的所述第一端部24和第一换热部21可以大致在第二方向D2和第三方向D3限定的平面中。
如图6至8、10至12所示，所述第一换热部21和第二换热部22沿第一方向D1(即第一集流管11和第二集流管12的轴向方向)排列，且沿与第一方向D1大致垂直的第二方向D2延伸，所述第一端部24在与第一方向D1和第二方向D2大致垂直的第三方向D3上从第一换热部21的中心线偏离，以及所述第二端部25在与第一方向D1和第二方向D2大致垂直的第三方向D3上从第二换热部22的中心线偏离。例如，所述第一端部24通过大致在第二方向D2和第三方向D3限定的平面中弯曲而从第一换热部21的中心线偏离，并且所述第二端部25通过大致在第二方向D2和第三方向D3限定的平面中弯曲而从第二换热部22的中心线偏离。根据本发明的一些实施例，每一个换热管20的所述第一端部24和第一换热部21大致在第二方向D2和第三方向D3限定的平面中，以及每一个换热管20的所述第二端部25和第二换热部22大致在第二方向D2和第三方向D3限定的平面中。
在如图1至4所示的实施例中，每一个换热管20的所述第一端部24的与第一集流管11连接的部分241的延伸方向大致与第一换热部21的延伸方向相同。例如，每一个换热管20的所述第一端部24 的与第一集流管11连接的部分241大致沿第二方向D2延伸。
在如图5至8所示的实施例中，每一个换热管20的所述第一端部24的与第一集流管11连接的部分241的延伸方向大致与第一换热部21的延伸方向相同，以及每一个换热管20的所述第二端部25的与第二集流管12连接的部分251的延伸方向大致与第二换热部22的延伸方向相同。例如，每一个换热管20的所述第一端部24的与第一集流管11连接的部分241大致沿第二方向D2延伸，并且每一个换热管20的所述第二端部25的与第二集流管12连接的部分251大致沿第二方向D2延伸。
参见图9至12，每一个换热管20的所述第一端部24(例如所述第一端部24的中心线(即形成端部的管段的轴线、轴向中心线或纵向中心线))相对于第一换热部21(例如所述第一换热部21的中心线(即形成第一换热部21的管段的轴线、轴向中心线或纵向中心线))倾斜。在图9至12所示的实施例中，所述第一端部24和所述第二端部25通过折弯一次分别从第一换热部21的中心线和第二换热部22的中心线偏离，而每一个换热管20包括两个换热部，通过形成多个连接部23，每一个换热管20可以包括四个以上的换热部。
在图9至12所示的实施例中，每一个换热管20的所述第一端部24相对于第一换热部21倾斜，以及每一个换热管20的所述第二端部25(例如所述第二端部25的中心线(即形成端部的管段的轴线、轴向中心线或纵向中心线))相对于第二换热部22(例如所述第二换热部22的中心线(即形成第二换热部22的管段的轴线、轴向中心线或纵向中心线))倾斜。
在第一集流管11和第二集流管12之间可以设置隔热空间40或隔热件，可以防止两个集流管之间换热，产生热桥，影响换热器的换热效果。第一集流管11和第二集流管12可以是两个单独的集流管，也可以是由一个管通过纵向隔板形成的第一集流管11和第二集流管12。纵向隔板可以是两个隔板，两个隔板可以与管的管壁是一体的，也可以是分体的。
如图14至16所示，第一集流管11和第二集流管12是D状横 截面的集流管，两个D状横截面的集流管的大致平坦的表面彼此相对。第一集流管11和第二集流管12之间设有间隔。该间隔中可以设置隔热件。
根据本发明的实施例的换热器可应用在暖通空调，汽车，制冷及运输领域，该换热器可以是微通道换热器，平行流换热器等。根据本发明的实施例的换热器可降低成本，提高微通道热泵型蒸发器的风场均匀性和出风温度均匀性，并提高换热面积的利用率。
此外，根据本发明的换热器可以在集流管中设置隔板，来形成不同的回路。此外，根据本发明的换热器可以根据需要调节回路长度(换热管折弯若干次)。在换热器用于蒸发器时，上部产生的冷凝水和下半部分的冷凝水差距不大，换热器的风场更均匀，换热器各个部分的出风温度更均匀。
此外，根据本发明的换热器，集流管单侧布置，节省了连接管路和集流管，成本相对较低。此外，可以采用单排扁管，由此风阻低。

Claims (19)

  1. 一种换热器，包括：
    在换热器的同一侧设置的第一集流管和第二集流管；以及
    多个换热管，每一个换热管具有：
    大致平行的第一换热部和第二换热部；以及
    分别与第一换热部和第二换热部相连的第一端部和第二端部，所述第一端部通过弯曲从第一换热部的中心线偏离使得所述第一端部和第二端部分别与第一集流管和第二集流管连接并流体连通。
  2. 根据权利要求1所述的换热器，其中：
    每一个换热管还具有连接第一换热部和第二换热部的连接部，至少一个所述连接部是U形管，或者至少一个换热管是一体的并且所述至少一个换热管的所述连接部通过折弯形成。
  3. 根据权利要求1所述的换热器，其中：
    所述第二端部通过弯曲从第二换热部的中心线偏离，且所述第一端部和所述第二端部朝向相反的方向偏离。
  4. 根据权利要求1所述的换热器，其中：
    所述第一换热部和第二换热部沿第一方向排列，且沿与第一方向大致垂直的第二方向延伸，以及
    所述第一端部在与第一方向和第二方向大致垂直的第三方向上从第一换热部的中心线偏离。
  5. 根据权利要求3所述的换热器，其中：
    所述第一换热部和第二换热部沿第一方向排列，且沿与第一方向大致垂直的第二方向延伸，
    所述第一端部在与第一方向和第二方向大致垂直的第三方向上从第一换热部的中心线偏离，以及
    所述第二端部在与第一方向和第二方向大致垂直的第三方向上从第二换热部的中心线偏离。
  6. 根据权利要求1所述的换热器，其中：
    每一个换热管还具有多个第三换热部，所述多个第三换热部设置在所述第一换热部和所述第二换热部之间，且所述第一换热部、所述第二换热部和所述第三换热部大致平行。
  7. 根据权利要求6所述的换热器，其中：
    每一个换热管还具有连接第一换热部、第三换热部和第二换热部中的相邻的换热部的多个连接部，至少一个所述连接部通过折弯形成或是U形管。
  8. 根据权利要求1所述的换热器，还包括：
    翅片，所述翅片设置在所述第一换热部和第二换热部之间。
  9. 根据权利要求6所述的换热器，还包括：
    翅片，所述翅片设置在所述第一换热部、所述第三换热部和第二换热部中的相邻的换热部之间。
  10. 根据权利要求1所述的换热器，其中：
    每一个换热管的所述第一端部相对于第一换热部倾斜。
  11. 根据权利要求3所述的换热器，其中：
    每一个换热管的所述第一端部相对于第一换热部倾斜，以及
    每一个换热管的所述第二端部相对于第二换热部倾斜。
  12. 根据权利要求4所述的换热器，其中：
    所述第一端部通过大致在第二方向和第三方向限定的平面中弯曲而从第一换热部的中心线偏离。
  13. 根据权利要求5所述的换热器，其中：
    所述第一端部通过大致在第二方向和第三方向限定的平面中弯曲而从第一换热部的中心线偏离，并且
    所述第二端部通过大致在第二方向和第三方向限定的平面中弯曲而从第二换热部的中心线偏离。
  14. 根据权利要求4所述的换热器，其中：
    每一个换热管的所述第一端部和第一换热部大致在第二方向和第三方向限定的平面中。
  15. 根据权利要求5所述的换热器，其中：
    每一个换热管的所述第一端部和第一换热部大致在第二方向和第三方向限定的平面中，以及
    每一个换热管的所述第二端部和第二换热部大致在第二方向和第三方向限定的平面中。
  16. 根据权利要求1所述的换热器，其中：
    所述第一换热部和第二换热部沿第一方向排列，且沿与第一方向大致垂直的第二方向延伸，以及
    所述换热器的所述同一侧是在第一方向和第二方向限定的平面中，在第二方向上的同一侧。
  17. 根据权利要求1所述的换热器，其中：
    所述第一集流管和第二集流管是D状横截面的集流管，所述D状横截面的集流管的大致平坦的表面彼此相对。
  18. 根据权利要求1或17所述的换热器，还包括：
    在所述第一集流管和第二集流管之间设置的隔热件。
  19. 根据权利要求1所述的换热器，其中：
    每一个所述换热管是一体的。
PCT/CN2016/093023 2015-10-28 2016-08-03 换热器 WO2017071355A1 (zh)

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US15/771,539 US20180340746A1 (en) 2015-10-28 2016-08-03 Heat exchanger
JP2018521359A JP7125344B2 (ja) 2015-10-28 2016-08-03 熱交換器

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