WO2017080269A1 - 换热器和换热管 - Google Patents

换热器和换热管 Download PDF

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Publication number
WO2017080269A1
WO2017080269A1 PCT/CN2016/094608 CN2016094608W WO2017080269A1 WO 2017080269 A1 WO2017080269 A1 WO 2017080269A1 CN 2016094608 W CN2016094608 W CN 2016094608W WO 2017080269 A1 WO2017080269 A1 WO 2017080269A1
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Prior art keywords
edge portions
heat exchanger
heat exchange
exchange tube
insert
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PCT/CN2016/094608
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English (en)
French (fr)
Inventor
陆向迅
魏文建
张志锋
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丹佛斯微通道换热器(嘉兴)有限公司
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Publication of WO2017080269A1 publication Critical patent/WO2017080269A1/zh

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    • 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
    • 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
    • F28F1/42Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being both outside and inside the tubular element

Definitions

  • the invention relates to a heat exchanger and a heat exchange tube.
  • Conventional tube-fin heat exchangers connect the tubes to the fins by expanding the tubes.
  • Embodiments of the present invention provide a heat exchanger including: fins having fin holes; and heat exchange tubes disposed in the fin holes, the heat exchange tubes including: a body The body has a tubular shape and has two circumferentially opposite edge portions; and a hole formed in the body.
  • the heat exchanger further includes an insert that expands the heat exchange tube and interference fits in the fin bore.
  • At least a portion of the insert is inserted between a central aperture formed by the body or between two circumferentially opposite edge portions of the body.
  • the insert comprises a first portion interposed between two circumferentially opposite edge portions of the body, and a second portion inserted into the central hole formed by the body and connected to the first portion.
  • the first portion has opposing first and second contact surfaces, the first contact surface being in contact with one of the two edge portions of the body and with one of the two edge portions of the body There is a substantially complementary shape, and the second contact surface contacts the other of the two edge portions of the body and has a substantially complementary shape with the other of the two edge portions of the body.
  • the central portion of the second portion formed with the body has a substantially complementary shape.
  • the insert is formed from a plate and comprises: an S-shaped cross a first portion of the cross section; the first portion includes: an outer portion that contacts a radially outer side surface portion of one of the two edge portions of the body, and a radially inner side surface with the other of the two edge portions of the body The inner portion of the partial contact, the outer portion and the inner portion are connected to each other.
  • the outer side portion and the outer side surface portion of the one of the two edge portions of the main body have a substantially complementary shape
  • the inner side portion and the other of the two edge portions of the main body The inner side surface portion has a substantially complementary shape.
  • the outer side surface portion and the inner side surface portion have a substantially arcuate surface, or the two edge portions have a substantially arcuate surface.
  • the insert further comprises: a second portion coupled to the inner portion of the first portion, the second portion being coupled to an inner wall of the central bore formed by the body.
  • the insert is inserted between two circumferentially opposite edge portions of the body, the insert having opposing first and second contact surfaces, the first contact surface and the body
  • One of the two edge portions contacts and has a substantially complementary shape with one of the two edge portions of the body
  • the second contact surface contacts the other of the two edge portions of the body and is opposite to the body
  • the other of the edge portions has a substantially complementary shape.
  • the two edge portions have a substantially arcuate surface.
  • one of the two edge portions has a step shape, and the other of the two edge portions has a substantially complementary shape with the one of the two edge portions.
  • the strip is a flat tube and is rolled into the body.
  • the body has at least one thickness reduction between the two edge portions in the circumferential direction.
  • the thickness of the radially inner wall of the bore of the body is less than the thickness of the radially outer wall of the bore of the body.
  • Embodiments of the present invention provide a heat exchange tube including: a body having a tubular shape and having two circumferentially opposite edge portions; and a hole formed in the body.
  • the two edge portions have a substantially arcuate surface.
  • one of the two edge portions has a step shape, and the other of the two edge portions has a substantially complementary shape with the one of the two edge portions.
  • the strip is a flat tube and is rolled into the body.
  • the body has at least one thickness reduction between the two edge portions in the circumferential direction.
  • the thickness of the radially inner wall of the bore of the body is less than the thickness of the radially outer wall of the bore of the body.
  • the holes are a plurality of holes arranged in the circumferential direction of the heat exchange tubes.
  • the heat exchanger according to an embodiment of the present invention can, for example, improve the heat exchange capacity of the heat exchanger.
  • FIG. 1 is a schematic front view of a heat exchanger according to an embodiment of the present invention.
  • FIG. 2 is a schematic perspective view of a heat exchanger in accordance with an embodiment of the present invention.
  • 3A is a schematic front view of an insert and a heat exchange tube of a heat exchanger after the heat transfer tube is expanded according to an embodiment of the present invention
  • 3B is a schematic perspective view of the insert and the heat exchange tube of the heat exchanger after the heat transfer tube is expanded according to an embodiment of the present invention
  • FIG. 4A is a schematic view of a heat exchange tube of a heat exchanger before expanding without expansion according to an embodiment of the present invention
  • FIG. 4B is a schematic illustration of an insert of a heat exchanger in accordance with an embodiment of the present invention.
  • 4C is a schematic view of the heat exchange tube of the heat exchanger after expanding the diameter by inserting the insert according to an embodiment of the present invention
  • 5A is a schematic view of an insert and a heat exchange tube of a heat exchanger before the heat exchange tube is expanded in diameter according to an embodiment of the present invention
  • 5B is a schematic illustration of an insert of a heat exchanger in accordance with an embodiment of the present invention.
  • 5C is a schematic view of the insert of the heat exchanger and the heat exchange tube after the heat transfer tube is expanded by the insert according to an embodiment of the present invention
  • FIG. 6A is a schematic view of a heat exchange tube of a heat exchanger before expansion without expansion according to an embodiment of the present invention
  • FIG. 6B is a schematic view of a heat exchange tube of a heat exchanger after expanding diameter according to an embodiment of the present invention
  • Figure 7 is a developed view of a heat exchange tube of a heat exchanger, i.e., a schematic view of a strip member, in accordance with one embodiment of the present invention.
  • Figure 8 is a development view of a heat exchange tube of a heat exchanger according to another embodiment of the present invention, that is, a schematic view of a strip;
  • Figure 9 is a developed view of a heat exchange tube of a heat exchanger according to still another embodiment of the present invention, that is, a schematic view of a strip;
  • Figure 10 is a developed view of a heat exchange tube of a heat exchanger, i.e., a schematic view of a strip, in accordance with still another embodiment of the present invention.
  • a heat exchanger 100 includes: a fin 30 having a fin hole 31; and a heat exchange tube 20 disposed in the fin hole 31,
  • the heat exchange tube 20 includes: a main body 21 having a tubular shape (for example, the main body 21 is formed of a strip shape into a tubular shape or formed by extrusion) and having two circumferentially opposite edge portions 24; and formed in the
  • the holes 22 in the body 21 are, for example, a hole 22 or a plurality of holes 22 circumferentially arranged along the heat exchange tubes 20.
  • the heat exchange tube 20 may have a C-shaped cross section.
  • the heat exchanger 100 further includes an insert 10 that expands the heat transfer tubes 20 and interference fits in the fin holes 31. At least a portion of the insert 10 can be inserted between the central aperture 23 formed by the body 21 or between the two circumferentially opposite edge portions 24 of the body 21.
  • the insert 10 is inserted between two circumferentially opposite edge portions 24 of the body 21, the insert 10 having opposing first and second contact surfaces, A contact surface is in contact with one of the two edge portions 24 of the body 21 and has a substantially complementary shape with one of the two edge portions 24 of the body 21, and the second contact surface is opposite to both edge portions of the body 21.
  • the other of the contacts 24 has a substantially complementary shape to the other of the two edge portions 24 of the body 21.
  • the two edge portions 24 can have a generally arcuate surface.
  • the insert 10 includes a first portion 11 interposed between two circumferentially opposite edge portions 24 of the main body 21, and is inserted by the main body.
  • the second portion 12 of the central hole 23 formed by 21 is connected to the first portion 11.
  • the first portion 11 has opposing first and second contact surfaces, the first contact surface being in contact with one of the two edge portions 24 of the body 21 and having substantially one of the two edge portions 24 of the body 21
  • the complementary shape is in contact with the other of the two edge portions 24 of the body 21 and has a substantially complementary shape with the other of the two edge portions 24 of the body 21.
  • the central portion 23 formed by the second portion 11 and the main body 21 has a substantially complementary shape.
  • the insert 10 is formed of a plate and includes: a first portion 11 of an S-shaped cross section; the first portion 11 includes: An outer side portion 111 in which a radially outer side surface portion of one of the two edge portions 24 is in contact, and an inner side portion 112 that is in contact with a radially inner side surface portion of the other of the two edge portions 24 of the main body 21, the outer side The portion 111 and the inner portion 112 are connected to each other.
  • the outer side portion 111 and the outer side surface portion of the one of the two edge portions 24 of the main body 21 have substantially complementary shapes, and the inner side portion 112 and the two edge portions 24 of the main body 21
  • the inner side surface portion of the other of the ones has a substantially complementary shape.
  • the outer side surface portion and the inner side surface portion may have a substantially arcuate surface, or as shown in Figures 5A, 5B, 7, 9, 10, the two edge portions 24 may have a generally arcuate surface.
  • the insert 10 may further include a second portion 12 coupled to the inner portion 112 of the first portion 11, the second portion 12 being coupled to the inner wall of the central bore 23 formed by the body 21, such as to the inner wall of the central bore 23.
  • the outer diameter of the heat exchange tube 20 is enlarged by applying a force to the insert 10 formed by the plate. Additional inserts can be further inserted into the central bore 23.
  • one of the two circumferentially opposite edge portions of the main body 21 has a step shape, and the other of the two edge portions 24 One of the two edge portions 24 has substantially the same Make up the shape. Both edge portions 24 have a stepped shape. According to an embodiment of the invention, the two edge portions 24 serve to support each other. Additional inserts can be further inserted into the central bore 23.
  • the band member is a flat tube (e.g., a conventional flat tube) and is rolled into the body 21.
  • the main body 21 may have at least one reduced thickness portion 26 in the middle portion in the circumferential direction, or the main body 21 may have at least one reduced thickness portion 26 between the two edge portions 24 in the circumferential direction.
  • a gap to facilitate rolling As shown in FIG. 10, the thickness of the radially inner wall of the hole 22 of the main body 21 is smaller than the thickness of the radially outer wall of the hole 22 of the main body 21, thereby facilitating the winding.
  • the two edge portions of the flat tube may have a semicircular shape.
  • the heat exchanger according to an embodiment of the present invention can be used in various fields such as air conditioning, refrigeration, automobile, and transportation.
  • the embodiment of the invention combines the advantages of the microchannel heat exchanger and the tube-fin heat exchanger, and proposes a novel microchannel tube-fin heat exchanger, thereby solving the traditional tube-fin heat exchanger and microchannel Some industry problems with heat exchangers.
  • a non-closed circular tube with a microchannel is formed, and a space is formed between a central hole forming space of the main body or two circumferentially opposite edge portions of the main body, and when the circular tube and the fin are assembled Thereafter, the insert having a larger size than the space described above is inserted to enlarge the space, thereby increasing the outer dimensions of the non-closed tube such that the round tube and the fin form an interference fit. Thereby solving the problem that the small diameter pipe cannot be expanded.
  • the heat exchange tube may also be a non-closed tube of other cross section.
  • the problem of the expansion of the small diameter pipe is solved, and the microchannel technology is used on the tube-fin heat exchanger, which greatly improves the heat exchange efficiency.

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

Abstract

一种换热器(100)和换热管(20),该换热器(100)包括:翅片(30),该翅片(30)具有翅片孔(31);以及设置在翅片孔(31)中的换热管(20),所述换热管(20)包括:主体(21),该主体(21)具有管状形状并且具有两个周向上相对的边缘部(24);以及形成在所述主体(21)中的孔(22)。该换热器(100)可以提高换热能力。

Description

换热器和换热管 技术领域
本发明涉及一种换热器和换热管。
背景技术
传统的管翅式换热器通过胀管使得圆管和翅片连接。
发明内容
本发明的实施例的目的是提供一种换热器和换热管,由此例如提高换热器的换热能力。
本发明的实施例提供了一种换热器,该换热器包括:翅片,该翅片具有翅片孔;以及设置在翅片孔中的换热管,所述换热管包括:主体,该主体具有管状形状并且具有两个周向上相对的边缘部;以及形成在所述主体中的孔。
根据本发明的实施例,所述的换热器还包括:插入件,该插入件使换热管扩径,而过盈配合在翅片孔中。
根据本发明的实施例,所述插入件的至少一部分插入由主体形成的中心孔中或主体的两个周向上相对的边缘部之间。
根据本发明的实施例,所述插入件包括插入由主体的两个周向上相对的边缘部之间的第一部分,以及插入由主体形成的中心孔中的、与第一部分连接的第二部分。。
根据本发明的实施例,第一部分具有相对的第一接触表面和第二接触表面,所述第一接触表面与主体的两个边缘部中的一个接触并与主体的两个边缘部中的一个具有大致互补的形状,并且所述第二接触表面与主体的两个边缘部中的另一个接触并与主体的两个边缘部中的另一个具有大致互补的形状。
根据本发明的实施例,第二部分与主体形成的中心孔具有大致互补的形状。
根据本发明的实施例,所述插入件由板形成,并且包括:S形横 截面的第一部分;该第一部分包括:与主体的两个边缘部中的一个的径向上的外侧表面部分接触的外侧部,以及与主体的两个边缘部中的另一个的径向上的内侧表面部分接触的内侧部,该外侧部和内侧部相互连接。
根据本发明的实施例,所述外侧部与主体的两个边缘部中的所述一个的外侧表面部分具有大致互补的形状,所述内侧部与主体的两个边缘部中的所述另一个的内侧表面部分具有大致互补的形状。
根据本发明的实施例,所述外侧表面部分和所述内侧表面部分具有大致弧形的表面,或者所述两个边缘部具有大致弧形的表面。
根据本发明的实施例,所述插入件还包括:与第一部分的内侧部连接的第二部分,该第二部分与由主体形成的中心孔的内壁连接。
根据本发明的实施例,所述插入件插入主体的两个周向上相对的边缘部之间,所述插入件具有相对的第一接触表面和第二接触表面,所述第一接触表面与主体的两个边缘部中的一个接触并与主体的两个边缘部中的一个具有大致互补的形状,并且所述第二接触表面与主体的两个边缘部中的另一个接触并与主体的两个边缘部中的另一个具有大致互补的形状。
根据本发明的实施例,所述两个边缘部具有大致弧形的表面。
根据本发明的实施例,所述两个边缘部中的一个具有阶梯状,并且所述两个边缘部中的另一个与所述两个边缘部中的所述一个具有大致互补的形状。
根据本发明的实施例,所述带状件为扁管,并卷制成所述主体。
根据本发明的实施例,所述主体在周向上在两个边缘部之间具有至少一个厚度减小部。
根据本发明的实施例,所述主体的孔的径向内侧的壁的厚度小于所述主体的孔的径向外侧的壁的厚度。
本发明的实施例提供了一种换热管,该换热管包括:主体,该主体具有管状形状并且具有两个周向上相对的边缘部;以及形成在所述主体中的孔。
根据本发明的实施例,所述两个边缘部具有大致弧形的表面。
根据本发明的实施例,所述两个边缘部中的一个具有阶梯状,并且所述两个边缘部中的另一个与所述两个边缘部中的所述一个具有大致互补的形状。
根据本发明的实施例,所述带状件为扁管,并卷制成所述主体。
根据本发明的实施例,所述主体在周向上在两个边缘部之间具有至少一个厚度减小部。
根据本发明的实施例,所述主体的孔的径向内侧的壁的厚度小于所述主体的孔的径向外侧的壁的厚度。
根据本发明的实施例,所述孔为沿换热管周向排列的多个孔。
根据本发明实施例的换热器,例如可以提高换热器的换热能力。
附图说明
图1是根据本发明的实施例的换热器的示意主视图;
图2是根据本发明的实施例的换热器的示意立体图;
图3A是根据本发明的实施例的换热器的插入件和换热管在换热管扩径后的示意主视图;
图3B是根据本发明的实施例的换热器的插入件和换热管在换热管扩径后的示意立体图;
图4A是根据本发明的实施例的换热器的换热管在没有扩径前的示意图;
图4B是根据本发明的实施例的换热器的插入件的示意图;
图4C是根据本发明的实施例的换热器的换热管在通过插入插入件扩径后的示意图;
图5A是根据本发明的实施例的换热器的插入件和换热管在换热管没有扩径前的示意图;
图5B是根据本发明的实施例的换热器的插入件的示意图;
图5C是根据本发明的实施例的换热器的插入件和换热管在换热管通过插入件扩径后的示意图;
图6A是根据本发明的实施例的换热器的换热管在没有扩径前的示意图;
图6B是根据本发明的实施例的换热器的换热管在扩径后的示意图;
图7是根据本发明的一个实施例的换热器的换热管的展开图,即带状件的示意图;
图8是根据本发明的另一个实施例的换热器的换热管的展开图,即带状件的示意图;
图9是根据本发明的又一个实施例的换热器的换热管的展开图,即带状件的示意图;以及
图10是根据本发明的再一个实施例的换热器的换热管的展开图,即带状件的示意图。
具体实施方式
如图1至10所示,根据本发明的实施例换热器100包括:翅片30,该翅片30具有翅片孔31;以及设置在翅片孔31中的换热管20,所述换热管20包括:主体21,该主体21具有管状形状(例如主体21由带状件形成为管状形状或通过挤压形成)并且具有两个周向上相对的边缘部24;以及形成在所述主体21中的孔22,例如一个孔22或沿换热管20周向排列的多个孔22。该换热管20可以具有C形横截面。
如图1至5B所示,所述换热器100还包括:插入件10,该插入件10使换热管20扩径,而过盈配合在翅片孔31中。所述插入件10的至少一部分可以插入由主体21形成的中心孔23中或主体21的两个周向上相对的边缘部24之间。
如图3A和3B所示,所述插入件10插入主体21的两个周向上相对的边缘部24之间,所述插入件10具有相对的第一接触表面和第二接触表面,所述第一接触表面与主体21的两个边缘部24中的一个接触并与主体21的两个边缘部24中的一个具有大致互补的形状,并且所述第二接触表面与主体21的两个边缘部24中的另一个接触并与主体21的两个边缘部24中的另一个具有大致互补的形状。如图3A、3B、7、9、10所示,所述两个边缘部24可以具有大致弧形的表面。 当换热管20插入多组翅片的翅片孔31中后,插入该插入件10撑大此换热管20的外部尺寸,起到胀管的作用。
如图4A、4B、4C所示,根据本发明的另一个实施例,所述插入件10包括插入由主体21的两个周向上相对的边缘部24之间的第一部分11,以及插入由主体21形成的中心孔23中的、与第一部分11连接的第二部分12。第一部分11具有相对的第一接触表面和第二接触表面,所述第一接触表面与主体21的两个边缘部24中的一个接触并与主体21的两个边缘部24中的一个具有大致互补的形状,并且所述第二接触表面与主体21的两个边缘部24中的另一个接触并与主体21的两个边缘部24中的另一个具有大致互补的形状。第二部分11与主体21形成的中心孔23具有大致互补的形状。
如图5A、5B、5C所示,根据本发明的再一个实施例,所述插入件10由板形成,并且包括:S形横截面的第一部分11;该第一部分11包括:与主体21的两个边缘部24中的一个的径向上的外侧表面部分接触的外侧部111,以及与主体21的两个边缘部24中的另一个的径向上的内侧表面部分接触的内侧部112,该外侧部111和内侧部112相互连接。根据本发明的一个示例,所述外侧部111与主体21的两个边缘部24中的所述一个的外侧表面部分具有大致互补的形状,所述内侧部112与主体21的两个边缘部24中的所述另一个的内侧表面部分具有大致互补的形状。所述外侧表面部分和所述内侧表面部分可以具有大致弧形的表面,或者如图5A、5B、7、9、10所示,所述两个边缘部24可以具有大致弧形的表面。所述插入件10还可以包括:与第一部分11的内侧部112连接的第二部分12,该第二部分12与由主体21形成的中心孔23的内壁连接,例如焊接到中心孔23的内壁。根据本发明的实施例,通过对由板形成的插入件10施力,从而扩大换热管20的外径。中心孔23中也可以进一步插入另外的插入件。
如图6A、6B、8所示,根据本发明的又一个实施例,所述主体21的周向上相对的两个边缘部中的一个具有阶梯状,并且所述两个边缘部24中的另一个与所述两个边缘部24中的所述一个具有大致互 补的形状。两个边缘部24都具有阶梯状。根据本发明的实施例,两个边缘部24起到相互支撑的作用。中心孔23中也可以进一步插入另外的插入件。
如图7、8、9、10所示,根据本发明的实施例,所述带状件为扁管(例如,常规的扁管),并卷制成所述主体21。如图9所示,所述主体21在周向上的中部可以具有至少一个厚度减小部26,或者所述主体21在周向上在两个边缘部24之间可以具有至少一个厚度减小部26,例如豁口,以方便卷制。如图10所示,所述主体21的孔22的径向内侧的壁的厚度小于所述主体21的孔22的径向外侧的壁的厚度,由此便于卷制。如图7、9、10所示,扁管的两个边缘部可具有半圆形状。
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。本发明的实施例结合了微通道换热器和管翅式换热器的优点,提出了一种新型的微通道管翅式换热器,从而解决了传统管翅式换热器和微通道换热器的一些行业难题。
根据本发明的实施例,采用带有微小通道的非封闭类圆管,主体的中心孔形成空间或主体的两个周向上相对的边缘部之间形成空间,当此圆管和翅片装配完成后,插入尺寸大于以上所述空间的插入件,撑大以上所述空间,从而增加了此非封闭圆管的外部尺寸,使得此类圆管和翅片形成过盈配合。从而解决了小直径管道无法胀接的问题。
根据本发明的实施例,该换热管也可以是其它横截面的非封闭管。
根据本发明的实施例,解决了小管径的圆管胀接的问题,同时使用了微通道技术在管翅式换热器上,大大提高了换热效率。

Claims (18)

  1. 一种换热器,包括:
    翅片,该翅片具有翅片孔;以及
    设置在翅片孔中的换热管,所述换热管包括:主体,该主体具有管状形状并且具有两个周向上相对的边缘部;以及形成在所述主体中的孔。
  2. 根据权利要求1所述的换热器,还包括:
    插入件,该插入件使换热管扩径,而过盈配合在翅片孔中。
  3. 根据权利要求2所述的换热器,其中:
    所述插入件的至少一部分插入由主体形成的中心孔中或主体的两个周向上相对的边缘部之间。
  4. 根据权利要求2所述的换热器,其中:
    所述插入件包括插入由主体的两个周向上相对的边缘部之间的第一部分,以及插入由主体形成的中心孔中的、与第一部分连接的第二部分。
  5. 根据权利要求4所述的换热器,其中:
    第一部分具有相对的第一接触表面和第二接触表面,所述第一接触表面与主体的两个边缘部中的一个接触并与主体的两个边缘部中的一个具有大致互补的形状,并且所述第二接触表面与主体的两个边缘部中的另一个接触并与主体的两个边缘部中的另一个具有大致互补的形状。
  6. 根据权利要求5所述的换热器,其中:
    第二部分与主体形成的中心孔具有大致互补的形状。
  7. 根据权利要求2所述的换热器,其中:
    所述插入件由板形成,并且包括:S形横截面的第一部分;
    该第一部分包括:与主体的两个边缘部中的一个的径向上的外侧表面部分接触的外侧部,以及与主体的两个边缘部中的另一个的径向上的内侧表面部分接触的内侧部,该外侧部和内侧部相互连接。
  8. 根据权利要求7所述的换热器,其中:
    所述外侧部与主体的两个边缘部中的所述一个的外侧表面部分具有大致互补的形状,所述内侧部与主体的两个边缘部中的所述另一个的内侧表面部分具有大致互补的形状。
  9. 根据权利要求8所述的换热器,其中:
    所述外侧表面部分和所述内侧表面部分具有大致弧形的表面,或者所述两个边缘部具有大致弧形的表面。
  10. 根据权利要求7所述的换热器,其中:
    所述插入件还包括:与第一部分的内侧部连接的第二部分,该第二部分与由主体形成的中心孔的内壁连接。
  11. 根据权利要求2所述的换热器,其中:
    所述插入件插入主体的两个周向上相对的边缘部之间,所述插入件具有相对的第一接触表面和第二接触表面,所述第一接触表面与主体的两个边缘部中的一个接触并与主体的两个边缘部中的一个具有大致互补的形状,并且所述第二接触表面与主体的两个边缘部中的另一个接触并与主体的两个边缘部中的另一个具有大致互补的形状。
  12. 一种换热管,包括:
    主体,该主体具有管状形状并且具有两个周向上相对的边缘部;以及
    形成在所述主体中的孔。
  13. 根据权利要求11所述的换热器和根据权利要求12所述的换热管,其中:
    所述两个边缘部具有大致弧形的表面。
  14. 根据权利要求1所述的换热器和根据权利要求12所述的换热管,其中:
    所述两个边缘部中的一个具有阶梯状,并且所述两个边缘部中的另一个与所述两个边缘部中的所述一个具有大致互补的形状。
  15. 根据权利要求1所述的换热器和根据权利要求12所述的换热管,其中:
    所述带状件为扁管,并卷制成所述主体。
  16. 根据权利要求1所述的换热器和根据权利要求12所述的换热管,其中:
    所述主体在周向上在两个边缘部之间具有至少一个厚度减小部。
  17. 根据权利要求1所述的换热器和根据权利要求12所述的换热管,其中:
    所述主体的孔的径向内侧的壁的厚度小于所述主体的孔的径向外侧的壁的厚度。
  18. 根据权利要求1所述的换热器和根据权利要求12所述的换热管,其中:
    所述孔为沿换热管周向排列的多个孔。
PCT/CN2016/094608 2015-11-11 2016-08-11 换热器和换热管 WO2017080269A1 (zh)

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