WO2017096925A1 - 换热器 - Google Patents

换热器 Download PDF

Info

Publication number
WO2017096925A1
WO2017096925A1 PCT/CN2016/092682 CN2016092682W WO2017096925A1 WO 2017096925 A1 WO2017096925 A1 WO 2017096925A1 CN 2016092682 W CN2016092682 W CN 2016092682W WO 2017096925 A1 WO2017096925 A1 WO 2017096925A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat exchange
exchange tube
header
heat exchanger
end cap
Prior art date
Application number
PCT/CN2016/092682
Other languages
English (en)
French (fr)
Inventor
金俊峰
陈红兵
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
Publication of WO2017096925A1 publication Critical patent/WO2017096925A1/zh

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02Header boxes; End plates
    • F28F9/0202Header boxes having their inner space divided by partitions
    • F28F9/0204Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions
    • F28F9/0214Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions having only longitudinal partitions
    • F28F9/0217Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions having only longitudinal partitions the partitions being separate elements attached to header boxes
    • 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
    • F28D7/00Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02Header boxes; End plates
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02Header boxes; End plates
    • F28F9/04Arrangements for sealing elements into header boxes or end plates
    • F28F9/16Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
    • F28F9/18Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2260/00Heat exchangers or heat exchange elements having special size, e.g. microstructures
    • F28F2260/02Heat exchangers or heat exchange elements having special size, e.g. microstructures having microchannels

Definitions

  • the invention relates to a heat exchanger.
  • a conventional heat exchanger such as a microchannel heat exchanger includes a header, a separator is provided in the header, and an end cap is provided at an end of the header.
  • Embodiments of the present invention provide a heat exchanger including: a header; a partition having a body extending substantially longitudinally along the header of the header in the header, An end cap for dividing the inner cavity in the header into a plurality of chambers; and an opening for closing the end of the header.
  • the partition has a projection extending from an end of the body, the end cap having a body and a groove formed in the body of the end cap that fits the protrusion or Through hole.
  • the end cap has a body and a groove or a through hole formed in the body of the end cap, and an end of the body of the partition fits in a groove or a through hole of the end cap In the hole.
  • the spacer has a first flange formed at an end of the body, the first flange being welded to the end cap.
  • the partition has a second flange formed in a longitudinally extending longitudinal edge of the body, the second flange being welded to the header.
  • the end cap has a body, a through hole formed in the body of the end cap, and a first flange formed on the body and surrounding a periphery of the through hole, the partition having A projection extending from an end of the body, the projection being inserted into at least a portion of the space formed by the through hole and the first flange of the end cap.
  • the end cap has a body, a through hole formed in the body of the end cap, and a first flange formed on the body and surrounding an outer circumference of the through hole, the separator An end of the body is inserted into at least a portion of the space formed by the through hole and the first flange of the end cap.
  • the projection of the spacer is formed at a middle portion in the lateral direction of the end portion of the main body of the spacer.
  • the protrusion of the spacer is a plurality of protrusions respectively formed at a plurality of positions in a lateral direction of an end portion of the main body of the spacer.
  • the end cap has a body, and a second flange formed at a periphery of the body of the end cap, the second flange extending toward one side of the header and being sleeved at the current collecting On the end of the tube.
  • the first flange of the end cap projects towards the outside of the header.
  • the body of the separator divides the inner cavity in the header into a first chamber and a second chamber, and the header serves as a first header;
  • the heat exchange The apparatus further includes: two second headers; a first heat exchange tube connected between one of the two second headers and the first header and two of the second The one of the headers is in fluid communication with a second chamber of the first header;
  • the second heat exchange tube is coupled to the one of the two of the second headers and the first Between a header and in fluid communication with the one of the two of the second headers and the first chamber of the first header;
  • the third heat exchange tube connected in two Fluid between the other of the second header and the first header and with the other of the two of the second headers and the first chamber of the first header
  • a fourth heat exchange tube connected between the other of the two of the second headers and the first header and between the two of the second headers Said another And a second chamber in fluid communication with the first header.
  • the first header is disposed between two of the second headers, and the first heat exchange tube, the second heat exchange tube, the third heat exchange tube, and the fourth exchange
  • the heat pipes extend substantially in the same direction.
  • the refrigerant can flow from the first heat exchange tube to the first of the first headers through the one of the two second headers and the second heat exchange tube a chamber, which is further flown from the first chamber of the first header to the third heat exchange tube, and from the third heat exchange tube to the other of the two of the second headers
  • the four heat exchange tubes flow into the second chamber of the first header.
  • the cross-sectional area of the first heat exchange tube is larger than the cross-sectional area of the second heat exchange tube
  • the cross-sectional area of the third heat exchange tube is larger than the cross-sectional area of the fourth heat exchange tube.
  • the width of the first heat exchange tube is greater than the width of the second heat exchange tube, and the width of the third heat exchange tube is greater than the width of the fourth heat exchange tube.
  • the heat exchange capacity of the first heat exchange tube is greater than the heat exchange capacity of the second heat exchange tube
  • the heat exchange capacity of the third heat exchange tube is greater than the heat exchange capacity of the fourth heat exchange tube
  • the number of flow passages in the first heat exchange tube is greater than the number of flow passages in the second heat exchange tube, and the number of flow passages in the third heat exchange tube is larger than that in the fourth heat exchange tube
  • the flow cross-sectional area in the first heat exchange tube is larger than the flow cross-sectional area in the second heat exchange tube, and the flow cross-sectional area in the third heat exchange tube is larger than the flow cross-sectional area in the second heat exchange tube.
  • the partition has a first portion, and two second portions extending from opposite directions in the lateral direction from two opposite edges of the first portion extending in the longitudinal direction, the two second portions The longitudinal edges opposite the respective edges of the first portion are connected to the inner wall of the second header.
  • the two second portions are substantially perpendicular to the first portion.
  • the width of the first portion is smaller than the dimension of the inner cavity of the second header in the width direction of the first portion such that the two second portions are respectively located in the first heat exchange tube in the width direction of the first portion Between the second heat exchange tubes and between the third heat exchange tubes and the fourth heat exchange tubes.
  • the first portion passes through the axis of the second header.
  • the second header has a lumen of circular cross section.
  • the spacer is centrally symmetrical with respect to the center of the spacer when viewed in cross section.
  • the first heat exchange tubes to the fourth heat exchange tubes respectively extend in the first direction and are arranged in a second direction substantially perpendicular to the first direction, the first heat exchange tubes and the first
  • the four heat exchange tubes are located on one side of the heat exchanger, and the second heat exchange tubes and the third heat exchange tubes are located on the other side of the heat exchanger.
  • the one side and the other side are opposed in a third direction that is substantially perpendicular to the first direction and the second direction.
  • the heat exchanger according to an embodiment of the present invention can, for example, improve the welding quality of the heat exchanger.
  • Figure 1 is a schematic perspective view of a heat exchanger according to a first embodiment of the present invention
  • Figure 2 is a schematic plan view of a heat exchanger according to a first embodiment of the present invention
  • Figure 3 is a schematic view of a separator of a heat exchanger according to a first embodiment of the present invention
  • Figure 4 is a schematic perspective view of a heat exchanger according to a second embodiment of the present invention.
  • Figure 5 is a schematic partial enlarged view of a heat exchanger according to a second embodiment of the present invention.
  • Figure 6 is a schematic plan view of a heat exchanger according to a third embodiment of the present invention.
  • Figure 7 is a schematic view of a separator of a heat exchanger according to a third embodiment of the present invention.
  • Figure 8 is a schematic perspective view of a heat exchanger according to a third embodiment of the present invention.
  • Figure 9 is a schematic plan view of a separator of a heat exchanger according to a fourth embodiment of the present invention.
  • Figure 10 is a schematic perspective view of a separator of a heat exchanger according to a fourth embodiment of the present invention.
  • Figure 11 is a schematic front view of an end cap of a heat exchanger according to a fourth embodiment of the present invention.
  • Figure 12 is a schematic perspective view of an end cap of a heat exchanger according to a fourth embodiment of the present invention.
  • Figure 13 is a schematic perspective view showing an end cap and a partition of a heat exchanger according to a fourth embodiment of the present invention assembled
  • Figure 14 is a schematic perspective view of a separator of a heat exchanger according to a fifth embodiment of the present invention.
  • Figure 15 is a schematic front view of an end cap of a heat exchanger according to a fifth embodiment of the present invention.
  • Figure 16 is a schematic perspective view of an end cap of a heat exchanger according to a fifth embodiment of the present invention.
  • Figure 17 is a view showing an end cap and a separator of a heat exchanger according to a fifth embodiment of the present invention assembled in a schematic perspective view together;
  • Figure 18 is a schematic perspective view of a separator of a heat exchanger according to a sixth embodiment of the present invention.
  • Figure 19 is a schematic front view of an end cap of a heat exchanger according to a sixth embodiment of the present invention.
  • Figure 20 is a schematic perspective view of an end cap of a heat exchanger according to a sixth embodiment of the present invention.
  • Figure 21 is a schematic perspective view of an end cap and a partition of a heat exchanger according to a sixth embodiment of the present invention assembled together;
  • Figure 22 is a schematic perspective view showing an end cap and a partition of a heat exchanger according to a seventh embodiment of the present invention assembled
  • Figure 23 is a schematic front view of an end cap of a heat exchanger according to a seventh embodiment of the present invention.
  • Figure 24 is a schematic perspective view of an end cap of a heat exchanger according to a seventh embodiment of the present invention.
  • Figure 25 is a schematic perspective view of a separator of a heat exchanger according to an eighth embodiment of the present invention.
  • Figure 26 is a schematic front view of an end cap of a heat exchanger according to an eighth embodiment of the present invention.
  • Figure 27 is a schematic perspective view of an end cap of a heat exchanger according to an eighth embodiment of the present invention.
  • Figure 28 is a schematic perspective view showing an end cap and a partition of a heat exchanger according to an eighth embodiment of the present invention assembled
  • Figure 29 is a schematic perspective view of a separator of a heat exchanger according to a ninth embodiment of the present invention.
  • Figure 30 is a schematic front view of an end cap of a heat exchanger according to a ninth embodiment of the present invention.
  • 31 and 32 are schematic perspective views of an end cap of a heat exchanger according to a ninth embodiment of the present invention.
  • Figure 33 is an end cover and a separator of a heat exchanger according to a ninth embodiment of the present invention assembled a schematic perspective view together;
  • Figure 34 is a schematic perspective view showing an end cap and a partition of a heat exchanger according to a tenth embodiment of the present invention assembled
  • Figure 35 is a schematic perspective view of an end cap of a heat exchanger according to a tenth embodiment of the present invention.
  • Figure 36 is a schematic perspective view of a separator of a heat exchanger according to a tenth embodiment of the present invention.
  • a heat exchanger 100 includes: a heat exchange tube 5; fins 4 disposed between the heat exchange tubes 5; a header 1; a separator 2, the separator 2 Having a body 21 extending substantially longitudinally along the longitudinal direction of the header 1 in the header 1 for partitioning the lumen in the header 1 into a plurality of chambers; and for closing the header 1 End cap 3 of the end of the opening. Both ends of the heat exchange tube 5 are in communication with the header 1.
  • the separator 2 may have a through hole.
  • the partition 2 has a projection 22 projecting from the end of the body 21, the end cap 3 having a body 35 and being formed therein A groove or through hole 31 in the main body 35 of the end cover 3 that engages with the projection 22 is described.
  • the end cap 3 has a body 35 and a recess or through hole 31 formed in the body 35 of the end cap 3, the body of the partition 2 The end of the 21 is fitted in the recess or through hole 31 of the end cap 3.
  • the partition 2 has a first flange 23 formed at the end of the body 21, the first flange 23 being welded to the end cap 3.
  • the spacer 2 has a second flange 24 formed in a longitudinally extending longitudinal edge of the body 21, the second flange 24 being welded to the set Flow tube 1.
  • the end cap 3 has a body 35, a through hole 31 formed in the body 35 of the end cap 3, and a main body 35 and surrounding the through hole a first flange 32 at the periphery of the hole 31, the partition 2 having a slave body A projection 22 projecting from the end of the opening 21 is inserted into at least a portion of the space formed by the through hole 31 and the first flange 32 of the end cap 3.
  • the end cap 3 has a body 35, a through hole 31 formed in the body 35 of the end cap 3, and a body formed on the body 35 and surrounding the through hole.
  • the first flange 32 of the outer circumference, the end of the body 21 of the partition 2 is inserted into at least a portion of the space formed by the through hole 31 and the first flange 32 of the end cap 3.
  • the first flange 32 of the end cap 3 can project towards the outside of the header 1 .
  • the through hole 31 and the first flange 32 of the end cap 3 may be formed by punching, thereby simultaneously forming the through hole 31 and the first flange 32.
  • the projections 22 of the spacer 2 are formed in the middle in the lateral direction of the end portion of the main body 21 of the spacer 2.
  • the protrusion 22 of the spacer 2 may be a plurality of protrusions 22, for example, two protrusions 22, which are respectively formed in the lateral direction of the end of the main body 21 of the spacer 2 Multiple locations.
  • the end cap 3 has a plurality of corresponding through holes 31 or a plurality of corresponding through holes 31 and a first flange 32.
  • the end cap 3 has a body 35, and a second flange 36 formed at the periphery of the body 35 of the end cap 3, the second flange 36 extends toward one side of the header 1 and is placed over the end of the header 1.
  • the main body 21 of the partition 2 divides the inner cavity in the header 1 into a first chamber A and a second chamber B, and the header 1 serves as the first
  • the heat exchanger 100 further includes: two second headers 1A; a first heat exchange tube 5a connected to one of the two of the second headers 1A and the first Between the headers 1 and in fluid communication with the one of the two second headers 1A and the second chamber B of the first header 1; the second heat exchange tube 5b is connected Between the one of the two second headers 1A and the first header 1 and with the one of the two of the second headers 1A and the first current collector
  • the first chamber A of the tube 1 is in fluid communication;
  • the third heat exchange tube 5c is connected between the other of the two second headers 1A and the first header 1 and with two
  • the other of the second header 1A is in fluid communication with the first chamber A of the first header 1; and the fourth heat exchange tube 5d is connected to the two of the second headers Between the other of 1A and the first header 1 and
  • the heat exchange tube 5 includes a first heat exchange tube 5a, a second heat exchange tube 5b, a third heat exchange tube 5c, and a fourth heat exchange tube 5d. Fins are provided between the first heat exchange tubes 5a, between the second heat exchange tubes 5b, between the third heat exchange tubes 5c, and between the fourth heat exchange tubes 5d.
  • the first header 1 is disposed between two of the second headers 1A, and the first heat exchange tubes 5a, the second heat exchange tubes 5b, and the third heat exchange The tube 5c and the fourth heat exchange tube 5d extend substantially in the same direction.
  • the refrigerant can flow from the first heat exchange tube 5a through the one of the two second headers 1A and the second heat exchange tube 5b to the first chamber A of the first header 1, And flowing from the first chamber A of the first header 1 to the third heat exchange tube 5c, and from the third heat exchange tube 5c to the other of the two of the second headers 1A And the fourth heat exchange tube 5d flows into the second chamber B of the first header 1.
  • the refrigerant flows to the first cavity A of the header 1 through one of the two headers 1A and the second heat exchange tube 5b after evaporation of the first heat exchange tube 5a, and then the first chamber A Flows to the third heat exchange tube 5c, condenses in the third heat exchange tube 5c, and flows into the second chamber B of the header tube 1 through the other of the two header tubes 1A and the fourth heat exchange tube 5d. cycle.
  • the cross-sectional area of the first heat exchange tube 5a is larger than the cross-sectional area of the second heat exchange tube 5b, and the cross-sectional area of the third heat exchange tube 5c is larger than that of the second heat exchange tube 5c.
  • the cross-sectional area of the four heat exchange tubes 5d The width of the first heat exchange tube 5a is larger than the width of the second heat exchange tube 5b, and the width of the third heat exchange tube 5c is larger than the width of the fourth heat exchange tube 5d.
  • the heat exchange capacity of the first heat exchange tube is greater than the heat exchange capacity of the second heat exchange tube, and the heat exchange capacity of the third heat exchange tube is greater than the heat exchange capacity of the fourth heat exchange tube.
  • the number of flow passages in the first heat exchange tube is greater than the number of flow passages in the second heat exchange tube
  • the number of flow passages in the third heat exchange tube is greater than the number of flow passages in the fourth heat exchange tube
  • the flow cross-sectional area in one heat exchange tube is larger than the flow cross-sectional area in the second heat exchange tube
  • the flow cross-sectional area in the third heat exchange tube is larger than the flow cross-sectional area in the second heat exchange tube.
  • the main body 21 of the partition 2 or the partition 2 has a first portion 211, and two opposite edges extending from the first portion 211 in the longitudinal direction.
  • Two second portions 212 extending in opposite directions in the lateral direction, the longitudinal edges of the two second portions 212 opposite the respective edges of the first portion 211 are connected to the inner wall of the second header 1A.
  • the two second portions 212 can be substantially perpendicular to the first portion 211.
  • the width of the first portion 211 is smaller than the dimension of the inner cavity of the second header 1A in the width direction of the first portion 211 such that the width direction of the first portion 211 is
  • the two second portions 212 are respectively located between the first heat exchange tube 5a and the second heat exchange tube 5b and between the third heat exchange tube 5c and the fourth heat exchange tube 5d.
  • the first portion 211 can pass through the axis of the second header 1A.
  • the second header 1A may have a lumen having a circular cross section.
  • the partition 2 or the body 21 of the partition 2 is centrally symmetrical with respect to the center of the partition 2 or the center of the main body 21 of the partition 2 when viewed in cross section.
  • the first heat exchange tubes 5a to 5d respectively extend in a first direction and are arranged in a second direction substantially perpendicular to the first direction
  • One heat exchange tube 5a and the fourth heat exchange tube 5d are located on one side of the heat exchanger
  • the second heat exchange tube 5b and the third heat exchange tube 5c are located on the other side of the heat exchanger.
  • the one side and the other side are opposed in a third direction that is substantially perpendicular to the first direction and the second direction.
  • the heat exchanger according to an embodiment of the present invention may be used in various fields such as air conditioning, refrigeration, automobile, and transportation, and may be a microchannel heat exchanger, a parallel flow evaporator, a heat pump, a heat pipe, or the like.
  • the end cover and the partition are improved by a simple processing method to ensure the end cover welding quality and structural strength.
  • the end cover and the partition plate are simple to assemble and process, and the welding efficiency and the quality are high.
  • the heat exchanger has a compact structure, and the processing is simple and the pressure resistance effect is good.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

一种换热器(100),该换热器(100)包括:集流管(1),隔板(2),所述隔板(2)具有主体(21),该主体(21)在集流管(1)中大致沿着集流管(1)的纵向延伸、用于将集流管(1)中的内腔分隔成多个腔室;以及用于封闭集流管(1)的端部的开口的端盖(3)。采用端盖和隔板进行装配使得加工简单,焊接效率和质量高。

Description

换热器 技术领域
本发明涉及一种换热器。
背景技术
传统的诸如微通道换热器的换热器包括集流管,集流管中设有隔板,并且集流管的端部设有端盖。
发明内容
本发明的实施例的目的是提供一种换热器,由此例如提高换热器的焊接质量。
本发明的实施例提供了一种换热器,该换热器包括:集流管;隔板,所述隔板具有主体,该主体在集流管中大致沿着集流管的纵向延伸、用于将集流管中的内腔分隔成多个腔室;以及用于封闭集流管的端部的开口的端盖。
根据本发明的实施例,所述隔板具有从主体的端部伸出的凸起,所述端盖具有主体以及形成在所述端盖的主体中的与所述凸起配合的凹槽或通孔。
根据本发明的实施例,所述端盖具有主体以及形成在所述端盖的主体中的凹槽或通孔,所述隔板的主体的端部配合在所述端盖的凹槽或通孔中。
根据本发明的实施例,所述隔板具有形成在主体的端部的第一凸缘,该第一凸缘焊接到所述端盖。
根据本发明的实施例,所述隔板具有形成在主体的沿纵向延伸的纵向边缘的第二凸缘,该第二凸缘焊接到所述集流管。
根据本发明的实施例,所述端盖具有主体,形成在所述端盖的主体中的通孔以及形成在主体上且围绕所述通孔的周边的第一凸缘,所述隔板具有从主体的端部伸出的凸起,所述凸起插入通孔和所述端盖的第一凸缘形成的空间的至少一部分中。
根据本发明的实施例,所述端盖具有主体,形成在所述端盖的主体中的通孔以及形成在主体上且围绕所述通孔的外周的第一凸缘,所述隔板的主体的端部插入通孔和所述端盖的第一凸缘形成的空间的至少一部分中。
根据本发明的实施例,所述隔板的凸起形成在所述隔板的主体的端部的横向方向上的中部。
根据本发明的实施例,所述隔板的凸起是多个凸起,所述多个凸起分别形成在所述隔板的主体的端部的横向方向上的多个位置。
根据本发明的实施例,所述端盖具有主体,以及形成在所述端盖的主体的周边的第二凸缘,所述第二凸缘朝向集流管一侧延伸,并且套在集流管的端部上。
根据本发明的实施例,所述端盖的第一凸缘朝向集流管外部伸出。
根据本发明的实施例,所述隔板的主体将集流管中的内腔分隔成第一腔室和第二腔室,并且所述集流管作为第一集流管;所述换热器还包括:两个第二集流管;第一换热管,连接在两个所述第二集流管中的一个和所述第一集流管之间并且与两个所述第二集流管中的所述一个和所述第一集流管的第二腔室流体连通;第二换热管,连接在两个所述第二集流管中的所述一个和所述第一集流管之间并且与两个所述第二集流管中的所述一个和所述第一集流管的第一腔室流体连通;第三换热管,连接在两个所述第二集流管中的另一个和所述第一集流管之间并且与两个所述第二集流管中的所述另一个和所述第一集流管的第一腔室流体连通;以及第四换热管,连接在两个所述第二集流管中的所述另一个和所述第一集流管之间并且与两个所述第二集流管中的所述另一个和所述第一集流管的第二腔室流体连通。
根据本发明的实施例,所述第一集流管设置在两个所述第二集流管之间,并且第一换热管、第二换热管、第三换热管和第四换热管大致沿同一方向延伸。
根据本发明的实施例,制冷剂能够从第一换热管通过两个所述第二集流管中的所述一个和第二换热管流到所述第一集流管的第一 腔室,再由所述第一集流管的第一腔室流到第三换热管,并从第三换热管通过两个所述第二集流管中的所述另一个和第四换热管流入所述第一集流管的第二腔室。
根据本发明实施例,第一换热管的横截面面积大于第二换热管的横截面面积,并且第三换热管的横截面面积大于第四换热管的横截面面积。
根据本发明实施例,第一换热管的宽度大于第二换热管的宽度,并且第三换热管的宽度大于第四换热管的宽度。
根据本发明实施例,第一换热管的换热能力大于第二换热管的换热能力,并且第三换热管的换热能力大于第四换热管的换热能力。
根据本发明实施例,第一换热管内的流通通道个数多于第二换热管内的流通通道个数,第三换热管内的流通通道个数多于第四换热管内的流通通道个数,且第一换热管内的流通截面积大于第二换热管内的流通截面积,第三换热管内的流通截面积大于第二换热管内的流通截面积。
根据本发明实施例,所述隔板具有第一部分,以及从第一部分的沿纵向方向延伸的两个相对的边缘在横向方向上朝向相反方向延伸的两个第二部分,两个第二部分的与第一部分的两个边缘分别相对的纵向边缘与第二集流管的内壁连接。
根据本发明实施例,两个第二部分与第一部分大致垂直。
根据本发明实施例,第一部分的宽度小于第二集流管的内腔在第一部分的宽度方向上的尺寸,使得在第一部分的宽度方向上两个第二部分分别位于第一换热管与第二换热管之间和第三换热管与第四换热管之间。
根据本发明实施例,第一部分通过第二集流管的轴线。
根据本发明实施例,第二集流管具有圆形横截面的内腔。
根据本发明实施例,在横截面中观看时,相对于所述隔板的中心,所述隔板是中心对称的。
根据本发明实施例,第一换热管至第四换热管分别沿第一方向延伸,并且沿与第一方向大致垂直的第二方向排列,第一换热管和第 四换热管位于换热器的一侧,而第二换热管和第三换热管位于换热器的另一侧。所述一侧与所述另一侧在与第一方向和第二方向大致垂直的第三方向上相对。
根据本发明实施例的换热器,例如可以提高换热器的焊接质量。
附图说明
图1是根据本发明的第一实施例的换热器的示意立体图;
图2是根据本发明的第一实施例的换热器的示意俯视图;
图3是根据本发明的第一实施例的换热器的隔板的示意图;
图4是根据本发明的第二实施例的换热器的示意立体图;
图5是根据本发明的第二实施例的换热器的示意局部放大;
图6是根据本发明的第三实施例的换热器的示意俯视图;
图7是根据本发明的第三实施例的换热器的隔板的示意图;
图8是根据本发明的第三实施例的换热器的示意立体图;
图9是根据本发明的第四实施例的换热器的隔板的示意俯视图;
图10是根据本发明的第四实施例的换热器的隔板的示意立体图;
图11是根据本发明的第四实施例的换热器的端盖的示意主视图;
图12是根据本发明的第四实施例的换热器的端盖的示意立体图;
图13是根据本发明的第四实施例的换热器的端盖和隔板组装在一起的示意立体图;
图14是根据本发明的第五实施例的换热器的隔板的示意立体图;
图15是根据本发明的第五实施例的换热器的端盖的示意主视图;
图16是根据本发明的第五实施例的换热器的端盖的示意立体图;
图17是根据本发明的第五实施例的换热器的端盖和隔板组装在 一起的示意立体图;
图18是根据本发明的第六实施例的换热器的隔板的示意立体图;
图19是根据本发明的第六实施例的换热器的端盖的示意主视图;
图20是根据本发明的第六实施例的换热器的端盖的示意立体图;
图21是根据本发明的第六实施例的换热器的端盖和隔板组装在一起的示意立体图;
图22是根据本发明的第七实施例的换热器的端盖和隔板组装在一起的示意立体图;
图23是根据本发明的第七实施例的换热器的端盖的示意主视图;
图24是根据本发明的第七实施例的换热器的端盖的示意立体图;
图25是根据本发明的第八实施例的换热器的隔板的示意立体图;
图26是根据本发明的第八实施例的换热器的端盖的示意主视图;
图27是根据本发明的第八实施例的换热器的端盖的示意立体图;
图28是根据本发明的第八实施例的换热器的端盖和隔板组装在一起的示意立体图;
图29是根据本发明的第九实施例的换热器的隔板的示意立体图;
图30是根据本发明的第九实施例的换热器的端盖的示意主视图;
图31和32是根据本发明的第九实施例的换热器的端盖的示意立体图;
图33是根据本发明的第九实施例的换热器的端盖和隔板组装在 一起的示意立体图;
图34是根据本发明的第十实施例的换热器的端盖和隔板组装在一起的示意立体图;
图35是根据本发明的第十实施例的换热器的端盖的示意立体图;以及
图36是根据本发明的第十实施例的换热器的隔板的示意立体图。
具体实施方式
参见图1至36,根据本发明的实施例换热器100包括:换热管5;设置在换热管5之间的翅片4;集流管1;隔板2,所述隔板2具有主体21,该主体21在集流管1中大致沿着集流管1的纵向延伸、用于将集流管1中的内腔分隔成多个腔室;以及用于封闭集流管1的端部的开口的端盖3。换热管5的两端与集流管1连通。所述隔板2可以具有通孔。
在本发明的一些实施例中,参见图1至8、14至28,所述隔板2具有从主体21的端部伸出的凸起22,所述端盖3具有主体35以及形成在所述端盖3的主体35中的与所述凸起22配合的凹槽或通孔31。
在本发明的一些实施例中,参见图29至32,所述端盖3具有主体35以及形成在所述端盖3的主体35中的凹槽或通孔31,所述隔板2的主体21的端部配合在所述端盖3的凹槽或通孔31中。
在本发明的一些实施例中,参见图34至36,所述隔板2具有形成在主体21的端部的第一凸缘23,该第一凸缘23焊接到所述端盖3。
在本发明的一些实施例中,参见图4至36,所述隔板2具有形成在主体21的沿纵向延伸的纵向边缘的第二凸缘24,该第二凸缘24焊接到所述集流管1。
在本发明的一些实施例中,参见图22至24,所述端盖3具有主体35,形成在所述端盖3的主体35中的通孔31以及形成在主体35上且围绕所述通孔31的周边的第一凸缘32,所述隔板2具有从主体 21的端部伸出的凸起22,所述凸起22插入通孔31和所述端盖3的第一凸缘32形成的空间的至少一部分中。作为选择,在本发明的另一些实施例中,所述端盖3具有主体35,形成在所述端盖3的主体35中的通孔31以及形成在主体35上且围绕所述通孔的31外周的第一凸缘32,所述隔板2的主体21的端部插入通孔31和所述端盖3的第一凸缘32形成的空间的至少一部分中。所述端盖3的第一凸缘32可以朝向集流管1外部伸出。所述端盖3的通孔31和第一凸缘32可以通过冲压形成,由此同时形成通孔31和第一凸缘32。
在本发明的一些实施例中,参见图1至8、14至28,所述隔板2的凸起22形成在所述隔板2的主体21的端部的横向方向上的中部。所述隔板2的凸起22可以是多个凸起22,例如两个凸起22,所述多个凸起22分别形成在所述隔板2的主体21的端部的横向方向上的多个位置。相应地,所述端盖3具有多个相应的通孔31或多个相应的通孔31和第一凸缘32。
在本发明的一些实施例中,参见图29至36,所述端盖3具有主体35,以及形成在所述端盖3的主体35的周边的第二凸缘36,所述第二凸缘36朝向集流管1一侧延伸,并且套在集流管1的端部上。
如图4和图5所示,所述隔板2的主体21将集流管1中的内腔分隔成第一腔室A和第二腔室B,并且所述集流管1作为第一集流管1;所述换热器100还包括:两个第二集流管1A;第一换热管5a,连接在两个所述第二集流管1A中的一个和所述第一集流管1之间并且与两个所述第二集流管1A中的所述一个和所述第一集流管1的第二腔室B流体连通;第二换热管5b,连接在两个所述第二集流管1A中的所述一个和所述第一集流管1之间并且与两个所述第二集流管1A中的所述一个和所述第一集流管1的第一腔室A流体连通;第三换热管5c,连接在两个所述第二集流管1A中的另一个和所述第一集流管1之间并且与两个所述第二集流管1A中的所述另一个和所述第一集流管1的第一腔室A流体连通;以及第四换热管5d,连接在两个所述第二集流管1A中的所述另一个和所述第一集流管1之间并且与两个所述第二集流管1A中的所述另一个和所述第一集流管1的第二 腔室B流体连通。即,换热管5包括第一换热管5a、第二换热管5b、第三换热管5c、第四换热管5d。第一换热管5a之间、第二换热管5b之间、第三换热管5c之间、第四换热管5d之间设有翅片。根据本发明的一些实施例,所述第一集流管1设置在两个所述第二集流管1A之间,并且第一换热管5a、第二换热管5b、第三换热管5c和第四换热管5d大致沿同一方向延伸。制冷剂能够从第一换热管5a通过两个所述第二集流管1A中的所述一个和第二换热管5b流到所述第一集流管1的第一腔室A,再由所述第一集流管1的第一腔室A流到第三换热管5c,并从第三换热管5c通过两个所述第二集流管1A中的所述另一个和第四换热管5d流入所述第一集流管1的第二腔室B。例如,制冷剂在第一换热管5a蒸发后通过两个集流管1A中的一个和第二换热管5b流到集流管1的第一腔体A,再由第一腔体A流到第三换热管5c,在第三换热管5c中冷凝后经过两个集流管1A中的另一个和第四换热管5d流入集流管1的第二腔体B,形成循环。
如图4和图5所示,根据本发明实施例,第一换热管5a的横截面面积大于第二换热管5b的横截面面积,并且第三换热管5c的横截面面积大于第四换热管5d的横截面面积。第一换热管5a的宽度大于第二换热管5b的宽度,并且第三换热管5c的宽度大于第四换热管5d的宽度。第一换热管的换热能力大于第二换热管的换热能力,并且第三换热管的换热能力大于第四换热管的换热能力。例如,第一换热管内的流通通道个数多于第二换热管内的流通通道个数,第三换热管内的流通通道个数多于第四换热管内的流通通道个数,且第一换热管内的流通截面积大于第二换热管内的流通截面积,第三换热管内的流通截面积大于第二换热管内的流通截面积。
如图4和图5所示,根据本发明实施例,所述隔板2或所述隔板2的主体21具有第一部分211,以及从第一部分211的沿纵向方向延伸的两个相对的边缘在横向方向上朝向相反方向延伸的两个第二部分212,两个第二部分212的与第一部分211的两个边缘分别相对的纵向边缘与第二集流管1A的内壁连接。两个第二部分212可以与第一部分211大致垂直。
如图4和图5所示,根据本发明实施例,第一部分211的宽度小于第二集流管1A的内腔在第一部分211的宽度方向上的尺寸,使得在第一部分211的宽度方向上两个第二部分212分别位于第一换热管5a与第二换热管5b之间和第三换热管5c与第四换热管5d之间。
根据本发明实施例,如图4和图5所示,第一部分211可以通过第二集流管1A的轴线。第二集流管1A可以具有圆形横截面的内腔。在横截面中观看时,相对于所述隔板2的中心或所述隔板2的主体21的中心,所述隔板2或所述隔板2的主体21是中心对称的。
如图4和图5所示,根据本发明实施例,第一换热管5a至第四换热管5d分别沿第一方向延伸,并且沿与第一方向大致垂直的第二方向排列,第一换热管5a和第四换热管5d位于换热器的一侧,而第二换热管5b和第三换热管5c位于换热器的另一侧。所述一侧与所述另一侧在与第一方向和第二方向大致垂直的第三方向上相对。
根据本发明的实施例的换热器可以用于空调,冷冻冷藏,汽车及运输领域等各领域,并且可以是微通道换热器,平行流蒸发器、热泵、热管等换热器。
根据本发明的实施例,采用简单的加工方式,对端盖,隔板进行改进,来保证端盖焊接质量和结构强度。
根据本发明的实施例,端盖和隔板装配加工简单,焊接效率和质量高,此外,换热器结构紧凑,加工简单耐压效果好。
此外,根据本发明的上述实施例可以组合成新的实施例。

Claims (19)

  1. 一种换热器,包括:
    集流管;
    隔板,所述隔板具有主体,该主体在集流管中大致沿着集流管的纵向延伸、用于将集流管中的内腔分隔成多个腔室;以及
    用于封闭集流管的端部的开口的端盖。
  2. 根据权利要求1所述的换热器,其中:
    所述隔板具有从主体的端部伸出的凸起,所述端盖具有主体以及形成在所述端盖的主体中的与所述凸起配合的凹槽或通孔。
  3. 根据权利要求1所述的换热器,其中:
    所述端盖具有主体以及形成在所述端盖的主体中的凹槽或通孔,所述隔板的主体的端部配合在所述端盖的凹槽或通孔中。
  4. 根据权利要求1所述的换热器,其中:
    所述隔板具有形成在主体的端部的第一凸缘,该第一凸缘焊接到所述端盖。
  5. 根据权利要求1所述的换热器,其中:
    所述隔板具有形成在主体的沿纵向延伸的纵向边缘的第二凸缘,该第二凸缘焊接到所述集流管。
  6. 根据权利要求1所述的换热器,其中:
    所述端盖具有主体,形成在所述端盖的主体中的通孔以及形成在主体上且围绕所述通孔的周边的第一凸缘,所述隔板具有从主体的端部伸出的凸起,所述凸起插入通孔和所述端盖的第一凸缘形成的空间的至少一部分中。
  7. 根据权利要求1所述的换热器,其中:
    所述端盖具有主体,形成在所述端盖的主体中的通孔以及形成在主体上且围绕所述通孔的外周的第一凸缘,所述隔板的主体的端部插入通孔和所述端盖的第一凸缘形成的空间的至少一部分中。
  8. 根据权利要求2或6所述的换热器,其中:
    所述隔板的凸起形成在所述隔板的主体的端部的横向方向上的中部。
  9. 根据权利要求2或6所述的换热器,其中:
    所述隔板的凸起是多个凸起,所述多个凸起分别形成在所述隔板的主体的端部的横向方向上的多个位置。
  10. 根据权利要求1所述的换热器,其中:
    所述端盖具有主体,以及形成在所述端盖的主体的周边的第二凸缘,所述第二凸缘朝向集流管一侧延伸,并且套在集流管的端部上。
  11. 根据权利要求6或7所述的换热器,其中:
    所述端盖的第一凸缘朝向集流管外部伸出。
  12. 根据权利要求1至7和10中的任一项所述的换热器,其中:
    所述隔板的主体将集流管中的内腔分隔成第一腔室和第二腔室,并且所述集流管作为第一集流管;
    所述换热器还包括:
    两个第二集流管;
    第一换热管,连接在两个所述第二集流管中的一个和所述第一集流管之间并且与两个所述第二集流管中的所述一个和所述第一集流管的第二腔室流体连通;
    第二换热管,连接在两个所述第二集流管中的所述一个和所述第一集流管之间并且与两个所述第二集流管中的所述一个和所述第 一集流管的第一腔室流体连通;
    第三换热管,连接在两个所述第二集流管中的另一个和所述第一集流管之间并且与两个所述第二集流管中的所述另一个和所述第一集流管的第一腔室流体连通;以及
    第四换热管,连接在两个所述第二集流管中的所述另一个和所述第一集流管之间并且与两个所述第二集流管中的所述另一个和所述第一集流管的第二腔室流体连通。
  13. 根据权利要求12所述的换热器,其中:
    所述第一集流管设置在两个所述第二集流管之间,并且第一换热管、第二换热管、第三换热管和第四换热管大致沿同一方向延伸。
  14. 根据权利要求12所述的换热器,其中:
    制冷剂能够从第一换热管通过两个所述第二集流管中的所述一个和第二换热管流到所述第一集流管的第一腔室,再由所述第一集流管的第一腔室流到第三换热管,并从第三换热管通过两个所述第二集流管中的所述另一个和第四换热管流入所述第一集流管的第二腔室。
  15. 根据权利要求12所述的换热器,其中:
    第一换热管的换热能力大于第二换热管的换热能力,并且第三换热管的换热能力大于第四换热管的换热能力。
  16. 根据权利要求12所述的换热器,其中:
    第一换热管内的流通通道个数多于第二换热管内的流通通道个数,第三换热管内的流通通道个数多于第四换热管内的流通通道个数,且第一换热管内的流通截面积大于第二换热管内的流通截面积,第三换热管内的流通截面积大于第二换热管内的流通截面积。
  17. 根据权利要求12所述的换热器,其中:
    所述隔板具有第一部分,以及从第一部分的沿纵向方向延伸的 两个相对的边缘在横向方向上朝向相反方向延伸的两个第二部分,两个第二部分的与第一部分的两个边缘分别相对的纵向边缘与第二集流管的内壁连接。
  18. 根据权利要求17所述的换热器,其中:
    第一部分的宽度小于第二集流管的内腔在第一部分的宽度方向上的尺寸,使得在第一部分的宽度方向上两个第二部分分别位于第一换热管与第二换热管之间和第三换热管与第四换热管之间。
  19. 根据权利要求12所述的换热器,其中:
    第一换热管至第四换热管分别沿第一方向延伸,并且沿与第一方向大致垂直的第二方向排列,第一换热管和第四换热管位于换热器的一侧,而第二换热管和第三换热管位于换热器的另一侧。所述一侧与所述另一侧在与第一方向和第二方向大致垂直的第三方向上相对。
PCT/CN2016/092682 2015-12-10 2016-08-01 换热器 WO2017096925A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510915857.0 2015-12-10
CN201510915857.0A CN106871701A (zh) 2015-12-10 2015-12-10 换热器

Publications (1)

Publication Number Publication Date
WO2017096925A1 true WO2017096925A1 (zh) 2017-06-15

Family

ID=59012642

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2016/092682 WO2017096925A1 (zh) 2015-12-10 2016-08-01 换热器

Country Status (2)

Country Link
CN (1) CN106871701A (zh)
WO (1) WO2017096925A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113819541A (zh) * 2021-08-18 2021-12-21 杭州慧祥装饰工程有限公司 新风冷暖节能空调
US20220034605A1 (en) * 2018-09-25 2022-02-03 Danfoss A/S Distribution pipe assembly for heat exchanger, header assembly having same, and heat exchanger

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111457621A (zh) * 2020-01-09 2020-07-28 安徽威灵汽车部件有限公司 换热器、换热系统、家用电器和车辆

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4977956A (en) * 1988-07-11 1990-12-18 Sanden Corporation Heat exchanger
CN1162537A (zh) * 1996-03-25 1997-10-22 瓦莱奥热机公司 用于冷却回路的具有一体化容器的冷凝器
CN101738128A (zh) * 2009-12-25 2010-06-16 三花丹佛斯(杭州)微通道换热器有限公司 用于具有多排扁管的热交换器的集流管及热交换器
CN101858672A (zh) * 2010-06-29 2010-10-13 三花丹佛斯(杭州)微通道换热器有限公司 具有改善的换热性能的换热器
CN102384692A (zh) * 2010-09-01 2012-03-21 珠海格力电器股份有限公司 集流管及具有该集流管的换热器
CN203824169U (zh) * 2014-01-06 2014-09-10 丹佛斯微通道换热器(嘉兴)有限公司 换热器和热泵系统
CN204329416U (zh) * 2014-12-08 2015-05-13 广东美的制冷设备有限公司 平行流换热器
CN205300365U (zh) * 2015-12-10 2016-06-08 丹佛斯微通道换热器(嘉兴)有限公司 用于换热器的集流管和换热器
CN205300363U (zh) * 2015-12-10 2016-06-08 丹佛斯微通道换热器(嘉兴)有限公司 换热器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU699379B2 (en) * 1996-03-29 1998-12-03 Denso Corporation Cooling apparatus using boiling and condensing refrigerant
KR100754787B1 (ko) * 2005-09-14 2007-09-06 알메탈주식회사 고내압 헤더탱크의 어셈블리 구조
KR101594990B1 (ko) * 2010-04-07 2016-02-17 이래오토모티브시스템 주식회사 열교환기용 매니폴드

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4977956A (en) * 1988-07-11 1990-12-18 Sanden Corporation Heat exchanger
CN1162537A (zh) * 1996-03-25 1997-10-22 瓦莱奥热机公司 用于冷却回路的具有一体化容器的冷凝器
CN101738128A (zh) * 2009-12-25 2010-06-16 三花丹佛斯(杭州)微通道换热器有限公司 用于具有多排扁管的热交换器的集流管及热交换器
CN101858672A (zh) * 2010-06-29 2010-10-13 三花丹佛斯(杭州)微通道换热器有限公司 具有改善的换热性能的换热器
CN102384692A (zh) * 2010-09-01 2012-03-21 珠海格力电器股份有限公司 集流管及具有该集流管的换热器
CN203824169U (zh) * 2014-01-06 2014-09-10 丹佛斯微通道换热器(嘉兴)有限公司 换热器和热泵系统
CN204329416U (zh) * 2014-12-08 2015-05-13 广东美的制冷设备有限公司 平行流换热器
CN205300365U (zh) * 2015-12-10 2016-06-08 丹佛斯微通道换热器(嘉兴)有限公司 用于换热器的集流管和换热器
CN205300363U (zh) * 2015-12-10 2016-06-08 丹佛斯微通道换热器(嘉兴)有限公司 换热器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220034605A1 (en) * 2018-09-25 2022-02-03 Danfoss A/S Distribution pipe assembly for heat exchanger, header assembly having same, and heat exchanger
EP3859262A4 (en) * 2018-09-25 2022-05-18 Danfoss A/S DISTRIBUTION PIPE ASSEMBLY FOR HEAT EXCHANGER, MANIFOLD ASSEMBLY COMPRISING SUCH ASSEMBLY, AND HEAT EXCHANGER
CN113819541A (zh) * 2021-08-18 2021-12-21 杭州慧祥装饰工程有限公司 新风冷暖节能空调

Also Published As

Publication number Publication date
CN106871701A (zh) 2017-06-20

Similar Documents

Publication Publication Date Title
EP2784428B1 (en) Heat exchanger
EP2977706B1 (en) Manifold and heat exchanger having same
US9328651B2 (en) Heat exchanger
WO2015106726A1 (zh) 集流管组件以及具有该集流管组件的换热器
CN103837025A (zh) 微通道换热器
US10914524B2 (en) Un-finned heat exchanger
WO2019223797A1 (zh) 集管箱及换热器
WO2017096925A1 (zh) 换热器
WO2017032228A1 (zh) 用于换热器的换热管、换热器及其装配方法
WO2014041771A1 (ja) 熱交換器
US20200132378A1 (en) Heat exchanger
WO2015035959A1 (zh) 换热器
WO2017096929A1 (zh) 用于换热器的集流管和换热器
CN205300365U (zh) 用于换热器的集流管和换热器
JP6639690B2 (ja) 熱交換器及び冷凍サイクル装置
US20220214113A1 (en) Heat exchanger
JP2009250518A (ja) 熱交換器
US11713930B2 (en) Flat tube heat exchanger with a separator
CN107314691A (zh) 用于换热器的集流管和换热器
CN205300364U (zh) 用于换热器的集流管和换热器
CN205300363U (zh) 换热器
JP4536459B2 (ja) 熱交換器用チューブおよび熱交換器
JP2016099096A (ja) 熱交換器
WO2019219076A1 (zh) 换热器
CN106871699A (zh) 用于换热器的集流管和换热器

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16872123

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 16872123

Country of ref document: EP

Kind code of ref document: A1