WO2020130657A1 - Échangeur de chaleur, et dispositif et procédé de fabrication associés - Google Patents

Échangeur de chaleur, et dispositif et procédé de fabrication associés Download PDF

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Publication number
WO2020130657A1
WO2020130657A1 PCT/KR2019/018061 KR2019018061W WO2020130657A1 WO 2020130657 A1 WO2020130657 A1 WO 2020130657A1 KR 2019018061 W KR2019018061 W KR 2019018061W WO 2020130657 A1 WO2020130657 A1 WO 2020130657A1
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WO
WIPO (PCT)
Prior art keywords
tube
heat exchanger
fin
heat dissipation
heat
Prior art date
Application number
PCT/KR2019/018061
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English (en)
Korean (ko)
Inventor
구중삼
한지훈
김영찬
Original Assignee
한온시스템 주식회사
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
Priority claimed from KR1020190164874A external-priority patent/KR102701534B1/ko
Application filed by 한온시스템 주식회사 filed Critical 한온시스템 주식회사
Publication of WO2020130657A1 publication Critical patent/WO2020130657A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/26—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass heat exchangers or the like
    • 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
    • F28D1/053—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 straight
    • 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
    • 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
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
    • F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements

Definitions

  • An embodiment relates to a heat exchanger, its manufacturing apparatus and manufacturing method.
  • the present invention relates to a heat exchanger having an increased bonding area between a tube and a radiating fin to improve heat exchange efficiency, and an apparatus and method for manufacturing the heat exchanger.
  • a heat exchanger for example a radiator, can be installed in the engine room of a vehicle.
  • the radiator is generally made of a structure in which heat dissipation fins are coupled to a tube, and can be divided into mechanical and brazing methods according to the heat dissipation fin coupling method.
  • a mechanical radiator is manufactured by expanding the tube while the tube is inserted into the heat dissipation fin.
  • the mechanical radiator has an advantage in that it is inexpensive to manufacture compared to a conventional radiator of a brazing method, but the bonding area between the tube and the heat dissipation fin is small, so that the tube and the heat dissipation fin easily fall, thereby lowering heat dissipation performance, etc. There was a problem.
  • An embodiment provides a heat exchanger, an apparatus for manufacturing the same, and a manufacturing method, which improves the problem that the bonding area between the tube and the radiating fin is small.
  • the subject is a pair of header tanks spaced apart from each other; A plurality of tubes having both ends fixed to the pair of header tanks to form a flow path of a heat exchange medium; And a plurality of heat dissipation fins coupled to the plurality of tubes, wherein the heat dissipation fins are plate-shaped fin bodies; A plurality of tube insertion holes formed in the fin body and into which the tube is inserted; And it is achieved by a heat exchanger including a junction increasing portion formed by protruding from the edge of the tube insertion hole in the fin body.
  • junction increasing portion may be formed in a hollow pillar shape to surround the outer circumferential surface of the tube.
  • junction increasing portion disposed on any one of the heat dissipation fins may be disposed to be in contact with one surface of the fin body of the heat dissipation fins disposed adjacent to each other.
  • the tube insertion hole has a cross-sectional shape corresponding to the tube, and the tube insertion hole includes a pair of arc portions facing each other, and a pair of arc portions connecting the pair of arc portions and facing each other. , The distance between the pair of arc portions may be greater than the distance between the pair of connection portions.
  • the connecting portion may be made of one concave curvature portion.
  • the connecting portion may be formed of two concave curvature portions.
  • the heat dissipation fin may include a plurality of louvers formed by cutting and bending the pin body, and the louvers may include a plurality of valleys extending along an inclined surface of the louver.
  • the heat dissipation fin includes a plurality of louvers disposed between the tube insertion holes, and a plurality of tabs protruding from one surface of the fin body, and ends of the tabs disposed on any one of the heat dissipation fins are neighbors It may be arranged to be in contact with one surface of the fin body of the heat dissipation fins are arranged.
  • the tab may be formed by cutting and bending the pin body.
  • the tab may be disposed on the pin body in a zigzag shape based on the longitudinal direction of the heat dissipation fin.
  • the tab may be arranged on the width direction side based on one louver.
  • the object is to expand the tube inserted into the tube insertion hole of the heat dissipation fin; And it is achieved by a manufacturing apparatus of a heat exchanger including a heating unit for heating the expansion tube.
  • the object is to prepare a heat radiation fin having a tube insertion hole; Preparing a tube to be inserted into the tube insertion hole; Forming a clad layer on the tube or the heat dissipation fin; And expanding the tube through an expansion part in a state where the tube is inserted into the tube insertion hole, and the expansion part expands the tube in a state heated by a heating part to melt the clad layer and dissolve the It is achieved by a method of manufacturing a heat exchanger forming a junction increasing portion connecting the tube and the heat dissipation fin.
  • the heat exchanger according to the embodiment, the manufacturing apparatus and the manufacturing method thereof, can improve the problem that the bonding area between the tube and the radiating fin is small by the bonding increasing unit.
  • the heat exchanger according to the embodiment can improve the heat exchange efficiency of the heat exchanger by expanding the arrangement area of the louver through the arrangement of the tabs.
  • FIG. 1 is a front view showing a heat exchanger according to an embodiment
  • FIG. 2 is a side view showing a heat dissipation fin of a heat exchanger according to an embodiment
  • FIG. 3 is an enlarged perspective view showing part A of FIG. 2,
  • FIG. 4 is an enlarged side view showing part A of Figure 2
  • FIG. 5 is a cross-sectional view taken along line A-A in FIG. 4,
  • Figure 6 is a perspective view of part B of Figure 4,
  • FIG. 10 is a view showing the coupling of the tube and the heat dissipation fin of a conventional mechanical radiator
  • FIG. 11 is a view showing an apparatus for manufacturing a heat exchanger according to an embodiment
  • FIG. 12 is a view showing a combination of a heat dissipation fin and the tube of a conventional mechanical radiator using the manufacturing apparatus of the heat exchanger according to the embodiment,
  • FIG. 13 is a view showing a coupling relationship between the heat exchange fin and the tube of the heat exchanger according to the embodiment manufactured by the manufacturing apparatus of the heat exchanger according to the embodiment,
  • FIG. 14 is a flow chart showing a method of manufacturing a heat exchanger according to an embodiment.
  • a singular form may also include a plural form unless specifically stated in the phrase, and is combined with A, B, C when described as “at least one (or more than one) of A and B, C”. It can contain one or more of all possible combinations.
  • first, second, A, B, (a), and (b) may be used.
  • a component when a component is described as being'connected','coupled' or'connected' to another component, the component is not only directly connected to, coupled to, or connected to the other component, but also to the component It may also include a case of'connected','coupled' or'connected' due to another component between the other components.
  • the upper (upper) or lower (lower) when described as being formed or disposed in the “upper (upper) or lower (lower)” of each component, the upper (upper) or lower (lower) is one as well as when the two components are in direct contact with each other. It also includes a case in which another component described above is formed or disposed between two components.
  • up (up) or down (down) when expressed as “up (up) or down (down)”, it may include the meaning of the downward direction as well as the upward direction based on one component.
  • the x direction may indicate an insertion direction
  • the z direction may indicate a longitudinal direction or a vertical direction.
  • the heat exchanger may include a first header tank 110, a second header tank 120, a plurality of tubes 130, and heat dissipation fins 140.
  • the first header tank 110 and the second header tank 120 may be disposed spaced apart from each other.
  • the first header tank 110 may be formed with a heat exchange medium, for example, at least one inlet (not shown) through which the refrigerant passing through the evaporator of the vehicle air conditioner flows, and the second header tank 120 may exchange heat. At least one outlet (not shown) through which the medium is discharged may be formed.
  • a heat exchange medium for example, at least one inlet (not shown) through which the refrigerant passing through the evaporator of the vehicle air conditioner flows, and the second header tank 120 may exchange heat.
  • At least one outlet (not shown) through which the medium is discharged may be formed.
  • Both ends of the tube 130 may be fixed by being coupled to the first header tank 110 and the second header tank 120, respectively.
  • the tube 130 may form a flow path of the heat exchange medium. That is, the heat exchange medium in the first header tank 110 may move to the second header tank 120 through the tube 130.
  • the plurality of tubes 130 may be arranged to be spaced apart from each other in the z direction. As shown in Figure 1, a plurality of tubes 130 are disposed between the first header tank 110 and the second header tank 120, the first header tank 110 and the second header The tank 120 may be disposed to be spaced apart from each other in the longitudinal direction.
  • the heat dissipation fin 140 may be coupled to the tube 130.
  • FIG. 2 is a side view showing a heat dissipation fin of a heat exchanger according to an embodiment
  • FIG. 3 is an enlarged perspective view showing part A of FIG. 2
  • FIG. 4 is an enlarged side view showing part A of FIG. 2
  • FIG. 5 is FIG. It is a sectional view in AA.
  • the y-direction may indicate a width direction.
  • the heat dissipation fin 140 may include a fin body 141, a plurality of tube insertion holes 143, and a joint augmentation part 145.
  • the heat dissipation fin 140 may further include a plurality of louvers 147 and/or tabs 149.
  • the pin body 141 may be formed in a plate shape, that is, a flat plate shape.
  • the tube insertion hole 143 may be formed to penetrate one surface and the other surface of the pin body 141.
  • the tube 130 may be inserted into the tube insertion hole 143.
  • the tube insertion hole 143 may be formed in a shape corresponding to the tube 130.
  • the tube insertion hole 143 may have a shape corresponding to the cross-sectional shape of the tube 130. Therefore, the following description of the shape of the tube insertion hole 143 may be applied as it is to the cross-sectional shape of the tube 130 by applying the same or some changes.
  • the tube insertion hole 143 may include a pair of arc portions 143a facing each other, and a pair of arc portions 143b connecting the pair of arc portions 143a and disposed to face each other.
  • the space W1 between the pair of arc portions 143a may be greater than the space W2 between the pair of connecting portions 143b.
  • the connection portion 143b may be formed of one concave curvature portion to increase the contact area between the tube 130 and the heat dissipation fin 140.
  • the interval W1 between the arc portions 143a may be referred to as a first interval.
  • the gap W2 between the connecting portions 143b may be referred to as a second gap.
  • the curvature portion of the connecting portion 143b may be formed in an arc shape. Then, in consideration of the arrangement of the louver 147, the curvature portion may be arranged such that the shortest distance is formed at the center side of the connection portion 143b. Accordingly, the distance W2 between the connecting portions 143b may be the shortest distance from the central side.
  • the plurality of tube insertion holes 143 may be disposed spaced apart from each other in the longitudinal direction of the pin body 141. Accordingly, each of the plurality of tubes 130 may be inserted into each of the plurality of tube insertion holes 143.
  • the junction increasing portion 145 may be formed to protrude from the tube insertion hole 143.
  • the junction increasing portion 145 may be formed to protrude in the insertion direction of the tube 130.
  • the junction augmentation part 145 may be formed by bending the edge of the tube insertion hole 143 in the fin body 141. Accordingly, the junction increasing portion 145 may be formed along the edge of the tube insertion hole 143.
  • the bonding augmentation part 145 may have a shape protruding from one surface of the pin body 141 so as to surround the tube insertion hole 143.
  • the junction increasing portion 145 may be a hollow pillar shape, but is not limited thereto.
  • junction augmentation part 145 may be formed by bending at the pin body 141, it may be disposed to face the tube 130 inserted into the tube insertion hole 143. Therefore, the contact area between the tube 130 and the heat dissipation fin 140 may be increased by the junction increasing unit 145.
  • a cladding layer (not shown) may be formed on the inner surface of the junction increasing portion 145.
  • the clad layer may include lead (Pb), but is not limited thereto, and may include other materials as long as it can be used as a brazing material for the tube 130 and the heat dissipation fin 140.
  • a plurality of louvers 147 may be disposed between the plurality of tube insertion holes 143.
  • the louver 147 may be referred to as a louver pin.
  • the louver 147 may be formed by cutting and bending the pin body 141.
  • the louver 147 may be disposed to be inclined with respect to the pin body 141.
  • a plurality of the louvers 147 may be disposed on the pin body 141 to be spaced apart from each other so that air can flow smoothly between one surface and the other surface of the pin body 141. Accordingly, since a passage through which air can move may be formed between the louvers 147 disposed along the width direction, the louver 147 may improve heat exchange efficiency.
  • FIG. 6 is a perspective view of part B of FIG. 4, and may show another example of the arrangement of the louver 147.
  • the louver 147 may include a plurality of valleys 147a extending along an inclined surface of the louver 147.
  • the louver 147 may be formed in a cross-sectional shape of a tooth or a wavy shape in the width direction. Accordingly, the louver 147 may increase the contact area with the air.
  • a plurality of louvers 147 may be arranged in different directions.
  • the plurality of louvers 147 may be disposed on the pin body 141 in a'V' shape.
  • a plurality of tabs 149 may be formed to protrude from one surface of the pin body 141.
  • the tab 149 may maintain a distance between the heat dissipation fins 140.
  • the protruding height of the tab 149 may be greater than the protruding height of the junction increasing portion 145.
  • the tab 149 and the junction increasing portion 145 may be formed to protrude from the pin body 141 in the same direction.
  • an end of the tab 149 disposed in any one of the heat dissipation fins 140 may be disposed and supported in contact with one surface of the fin body 141 of the heat dissipation fin 140 disposed adjacent to the insertion direction. Therefore, the distance between the heat dissipation fins 140 can be maintained. Accordingly, FPDM (Fins Per DeciMeter, number of pins per 10 cm) may be maintained by the tab 149, but as a result, the installation space of the louver 147 may be reduced.
  • the tab 149 may be formed by cutting and bending an area of the pin body 141. Accordingly, a hole may be formed in the pin body 141 to penetrate one surface and the other surface, and air may move through the hole.
  • FIG. 7 is a modified example of FIG. 4, and may show another embodiment of the heat dissipation fin 140.
  • the tube insertion hole 143 includes a pair of arc portions 143a facing each other, and a pair of arc portions 143a connecting the pair of arc portions 143a and facing each other.
  • the connecting portion 143b may be formed of two concave curvature portions to further increase the contact area between the tube 130 and the heat dissipation fin 140.
  • the curvature portion may be formed in an arc shape, and the two curvature portions may be disposed on the connection portion 143b so that the longest distance is formed at the center side of the connection portion 143b. Accordingly, the distance W2 between the connecting portions 143b may be the longest distance from the central side.
  • FIG. 8 is a modified example of FIG. 4, and may show another embodiment of the heat dissipation fin 140.
  • the heat dissipation fin 140 may be formed such that one tab 149 is disposed on the width direction side of the louver 147. As illustrated in FIG. 8, one tab 149 may be disposed on the width direction side based on one louver 147.
  • the tab 149 may be arranged in a zigzag shape based on the longitudinal direction of the heat dissipation fin 140. Accordingly, the plurality of tabs 149 having a zigzag arrangement can support the heat dissipation fin 140 while maintaining the distance between the heat dissipation fins 140 in a balanced manner.
  • the heat dissipation fin 140 shown in FIG. 8 is more tabbed than the heat dissipation fin 140 shown in FIG. 4 149) is small in number. Accordingly, since the louver 147 may be disposed in the region of the pin body 141 on which the tab 149 is formed, the heat exchange efficiency can be improved by increasing the installation space of the louver 147.
  • FIG. 9 is a modified example of FIG. 4, and may show another embodiment of the heat dissipation fin 140.
  • junction augmentation part 145 As the junction augmentation part 145 is formed to protrude based on the pin body 141, the junction augmentation part 145 may function to maintain a distance between the heat dissipation fins 140.
  • the end portion of the junction increasing portion 145 disposed in any one of the heat dissipation fins 140 may be in contact with and supported by one surface of the fin body 141 of the heat dissipation fins 140 disposed adjacent to the insertion direction. Therefore, the distance between the heat dissipation fins 140 can be maintained.
  • the tube 130 can be expanded by heat after being combined in a manner that is inserted into the tube insertion hole 143 of the heat dissipation fin 140, so that the heat dissipation fin ( 140) may be determined.
  • junction increase unit 145 may increase the installation space of the louver 147 while maintaining the FPDM (Fins Per DeciMeter, the number of pins per 10 cm).
  • the heat dissipation fin 140 may include the fin body 141, a plurality of tube insertion holes 143, a joint augmentation part 145, and a plurality of louvers 147. have.
  • the heat dissipation fin 140 shown in FIG. 9 does not include the tab 149 and the junction augmentation part ( The difference is that the end of 145 supports the pin body 141. Accordingly, since the louver 147 may be arranged in the region of the pin body 141 on which the tab 149 is formed, by increasing the installation space of the louver 147, the heat exchange efficiency of the heat dissipation fin 140 is increased. Improve it.
  • FIG. 10 is a view showing the coupling of the tube and the heat dissipation fin of a conventional mechanical radiator.
  • the tube 10 and the radiating fin 20 of the conventional radiator may be mechanically coupled by a conventional dilator 30 having an outer diameter larger than the inner diameter of the tube 10.
  • a conventional dilator 30 having an outer diameter larger than the inner diameter of the tube 10.
  • the tube expansion operation may be performed. Accordingly, the outer peripheral surface of the tube 10 comes into contact with the heat dissipation fin 20.
  • FIG. 11 is a view showing an apparatus for manufacturing a heat exchanger according to an embodiment
  • FIG. 12 is a view showing a combination of a heat radiating fin and a tube of a conventional mechanical radiator using the apparatus for manufacturing a heat exchanger according to an embodiment.
  • an apparatus for manufacturing a heat exchanger according to an embodiment may include an expansion portion 210 and a heating portion 220.
  • the manufacturing apparatus of the heat exchanger according to the embodiment may be referred to as an expansion device.
  • the expansion tube 210 may have an outer diameter larger than the inner diameter of the tube 130. Therefore, in the process in which the expansion portion 210 is inserted into the tube 130, the expansion and expansion of the inner diameter and the outer diameter of the tube 130 may be performed. In addition, since the expansion operation of the tube 130 is performed while the tube 130 is inserted into the tube insertion hole 143 of the heat dissipation fin 140, the tube 130 is attached to the heat dissipation fin 140 by the expansion operation. It can be fixed securely.
  • the heat dissipation fin 140 of the heat exchanger according to the embodiment includes the junction augmentation part 145, during the expansion operation using the augmentation part 210, surface contact by the junction augmentation part 145 is performed. can do. Accordingly, the coupling force and heat exchange efficiency of the heat dissipation fin 140 and the tube 130 of the heat exchanger according to the embodiment may be increased.
  • the heating unit 220 may heat the expansion tube 210. Therefore, the expansion pipe 210 expands the tube 130 and simultaneously melts the clad layer (not shown) formed on the tube 130 or the heat radiation fin 140 to connect the tube 130 and the heat radiation fin 140.
  • the junction increasing portion 230 can be formed.
  • the heating unit 220 may include an electric heater disposed in the expansion tube 210, but is not limited thereto, and the heating unit 220 may include various types of known heaters.
  • the junction enhancement portion 230 formed by melting the clad layer may be referred to as a second junction enhancement portion.
  • the junction increasing portion 145 of the heat dissipation fin 140 disposed in the heat exchanger according to the embodiment may be referred to as a first junction increasing portion.
  • the manufacturing apparatus of the heat exchanger uses the heating part 220 to heat the tube 10 or the heat dissipation fin ( 20)
  • the heating part 220 to heat the tube 10 or the heat dissipation fin ( 20)
  • the bonding force and heat exchange efficiency of the tube 10 and the heat radiation fin 20 Can increase.
  • the heat exchanger according to the embodiment increases the junction of the heat dissipation fin 140 (145) ), the bonding strength of the tube 130 and the heat dissipation fin 140 and the heat exchange efficiency can be further increased through the junction increase unit 230 formed by melting the clad layer.
  • the heat exchanger according to the embodiment includes a structural joint increase portion such as a joint increase portion 145 of the heat dissipation fin 140 and a chemical joint increase portion formed by a melting phenomenon, such as a joint increase portion 230 formed by melting the clad layer. can do.
  • FIG. 14 is a flowchart of a method of manufacturing a heat exchanger according to an embodiment.
  • the method of manufacturing a heat exchanger is prepared by the step of preparing a heat radiation fin (S100), preparing a tube (S110), forming a clad layer (S120), and expanding portions It may include the step of expanding the tube and forming a junction augmentation (S130).
  • the method of manufacturing the heat exchanger according to the embodiment may be performed using the manufacturing apparatus of FIG. 11, and as a result, the heat exchangers of FIGS. 1 to 9 may be manufactured.
  • a plurality of heat radiation fins 140 having a tube insertion hole 143 may be prepared (S100).
  • a tube 130 inserted into the tube insertion hole 143 may be prepared (S110).
  • a cladding layer may be formed on the tube 130 or the heat dissipation fin 140 (S120).
  • the clad layer may be formed on the tube 130 or the heat dissipation fin 140, but is not limited thereto.
  • the tube 130 can be expanded by the expansion tube 210 in a state where it is inserted into the tube insertion hole 143 (S130).
  • the expansion tube 210 may melt the cladding layer while expanding the tube 130 in a state heated by the heating unit 220. Accordingly, as illustrated in FIGS. 12 and 13, the clad layer in a molten state may form a junction enhancement portion 230 connecting the tube 130 and the heat dissipation fin 140.
  • first header tank 120: second header tank, 130: tube
  • 140 heat dissipation fin
  • 141 pin body
  • 143 tube insertion hole
  • 143a circular arc
  • 143b connecting portion
  • 145 joint increase
  • 147 Louver
  • 147a bone
  • 149 tap
  • 210 dilator
  • 220 heating
  • 230 joint augmentation

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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

L'invention concerne, selon un mode de réalisation, un échangeur de chaleur, et un dispositif et un procédé de fabrication associés, l'échangeur de chaleur comprenant : deux collecteurs espacés l'un de l'autre ; de multiples tubes, chaque tube étant fixé, au niveau de ces deux extrémités, aux deux collecteurs afin de former un canal d'écoulement pour un agent d'échange de chaleur ; et de multiples ailettes de rayonnement de chaleur accouplées aux multiples tubes. Chaque ailette de rayonnement de chaleur comprend : un corps d'ailette en forme de plaque ; de multiples trous d'insertion de tube formés dans le corps d'ailette et dans lesquels les tubes sont introduits, respectivement ; et une partie d'amélioration d'assemblage façonnée pour faire saillie à partir du bord de chaque trou d'insertion de tube dans le corps d'ailette. Par conséquent, le problème d'une petite surface de la partie d'assemblage, entre les tubes et les ailettes de rayonnement de chaleur, peut être résolu par la partie d'amélioration d'assemblage.
PCT/KR2019/018061 2018-12-20 2019-12-19 Échangeur de chaleur, et dispositif et procédé de fabrication associés WO2020130657A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20180166500 2018-12-20
KR10-2018-0166500 2018-12-20
KR1020190164874A KR102701534B1 (ko) 2018-12-20 2019-12-11 열교환기, 그 제조장치 및 제조방법
KR10-2019-0164874 2019-12-11

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Publication Number Publication Date
WO2020130657A1 true WO2020130657A1 (fr) 2020-06-25

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002340490A (ja) * 2001-05-18 2002-11-27 Denso Corp 熱交換器
US20110030932A1 (en) * 2009-08-07 2011-02-10 Johnson Controls Technology Company Multichannel heat exchanger fins
US20110094258A1 (en) * 2008-06-19 2011-04-28 Mitsubishi Electric Corporation Heat exchanger and air conditioner provided with heat exchanger
US9669455B2 (en) * 2011-11-10 2017-06-06 Valeo Systemes Thermiques Method for producing a heat exchanger and heat exchanger obtained by said method, swage and tube expansion device for implementing said method
US20180266772A1 (en) * 2015-07-17 2018-09-20 Valeo Systemes Thermiques Fin heat exchanger comprising improved louvres

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002340490A (ja) * 2001-05-18 2002-11-27 Denso Corp 熱交換器
US20110094258A1 (en) * 2008-06-19 2011-04-28 Mitsubishi Electric Corporation Heat exchanger and air conditioner provided with heat exchanger
US20110030932A1 (en) * 2009-08-07 2011-02-10 Johnson Controls Technology Company Multichannel heat exchanger fins
US9669455B2 (en) * 2011-11-10 2017-06-06 Valeo Systemes Thermiques Method for producing a heat exchanger and heat exchanger obtained by said method, swage and tube expansion device for implementing said method
US20180266772A1 (en) * 2015-07-17 2018-09-20 Valeo Systemes Thermiques Fin heat exchanger comprising improved louvres

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