WO2009046566A1 - Serpentin échangeur thermique en feuille en alliage en acier inoxydable et procédé de fabrication associé - Google Patents

Serpentin échangeur thermique en feuille en alliage en acier inoxydable et procédé de fabrication associé Download PDF

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Publication number
WO2009046566A1
WO2009046566A1 PCT/CN2007/002887 CN2007002887W WO2009046566A1 WO 2009046566 A1 WO2009046566 A1 WO 2009046566A1 CN 2007002887 W CN2007002887 W CN 2007002887W WO 2009046566 A1 WO2009046566 A1 WO 2009046566A1
Authority
WO
WIPO (PCT)
Prior art keywords
stainless steel
steel alloy
alloy foil
pipe
tube
Prior art date
Application number
PCT/CN2007/002887
Other languages
English (en)
Chinese (zh)
Inventor
Weidong Chen
Original Assignee
Weidong Chen
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 Weidong Chen filed Critical Weidong Chen
Priority to PCT/CN2007/002887 priority Critical patent/WO2009046566A1/fr
Publication of WO2009046566A1 publication Critical patent/WO2009046566A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
    • F28D1/0477—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
    • B21D53/06—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of metal tubes
    • 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
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/08—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators

Definitions

  • the invention relates to a heat exchange coil, in particular to a copper heat exchange tube which can replace the common copper heat exchange tube, and is suitable for heat exchange stainless steel alloy foil coil with high efficiency of air conditioning, refrigeration and heat dissipation and a manufacturing method thereof.
  • the object of the present invention is to provide a heat exchange stainless steel alloy foil coil which can replace the copper material, has better corrosion resistance and strength, is suitable for air conditioning, refrigeration, and heat dissipation, and a manufacturing method thereof.
  • the heat exchange stainless steel alloy foil coil of the invention is characterized in that: the thickness of the pipe wall
  • the pipe end portion of the stainless steel alloy foil straight pipe or the stainless steel alloy foil elbow is provided with a cup opening for inserting and connecting the same diameter pipe.
  • the mouth of the cup is provided with a bell mouth.
  • the manufacturing method of the heat exchange stainless steel alloy foil coil of the invention comprises the following steps:
  • elbow or straight pipe end cup making:
  • the annular groove formed around the wall of the butt pipe and the bell mouth is made of tin-copper or tin-copper-silver alloy material, and is welded at a melting point of 200-450 D C to form a coil.
  • the fiber enthalpy process includes: immersion welding, vacuum furnace welding, flame enthalpy or electric heating welding.
  • the heat exchange stainless steel alloy foil coil of the invention and the manufacturing method thereof are scientific in design, reasonable in structure and simple in process.
  • the thickness of the tube wall is 0.02 to 0.3.
  • the heat-exchanged stainless steel alloy foil coil has a chloride ion resistance of more than 100 ppm, which is more than 50% higher than that of copper. The corrosion resistance is improved by 2 to 5 times, and the strength is increased by about double.
  • the ductility is similar to copper, and the thermal power is higher than that of the existing heat exchange copper coil. Its thermal superconductivity is fully applicable to various evaporators or condensers. It is an alternative heat-dissipating copper coil, which is superior to the existing heat-exchange copper coil and can meet the needs of various air-conditioning and refrigeration equipment.
  • Figure 1 is a schematic view showing the structure of a heat exchange stainless steel alloy foil coil
  • FIG. 2 is another schematic structural view of a heat exchange stainless steel alloy foil coil
  • Fig. 3 is a schematic view showing a pipe bending forming process of a heat exchange stainless steel alloy foil disk. detailed description
  • the heat exchange stainless steel alloy foil coil is composed of six stainless steel alloy foil straight tubes 1 having a wall thickness of 0.15 mm and five stainless steel alloy foil U-tubes having a thickness of 0.3 mm.
  • the two tube end portions of the stainless steel alloy foil straight tube 1 are provided with a cup mouth 11 for inserting a connecting tube, and a bell mouth 12 is provided at the mouth end of the cup mouth 11.
  • Stainless steel alloy foil U-tube 2 is inserted into each of the stainless steel alloy foils straight tube 1 at both ends of the cup mouth 11 And the bell mouth 12, the six stainless steel alloy foil straight tubes 1 arranged in series are connected into a coil.
  • the manufacturing method of the heat exchange stainless steel alloy foil coil of the invention comprises the following steps: 1. Preparation: a stainless steel alloy foil straight pipe having a pipe wall thickness of 0.15 mm and a stainless steel pipe wall having a thickness of 0.3 mm for bending the pipe are prepared according to the heat exchange pipe specification. Alloy foil short tube;
  • the welding joint of the connecting pipe is cleaned and dried by the cleaning agent with a cleaning agent
  • Embodiment 2 It can be clearly seen from Fig. 2 that this is another structure of a heat exchange stainless steel alloy foil coil, and its basic structure is the same as that of Embodiment 1, except that: U-tube 2 The two ends are respectively provided with a cup mouth 21 for inserting the straight tube 1, and a mouth 22 is provided at the mouth end of the cup mouth 21. The two ends of the stainless steel alloy foil straight tube 1 are respectively inserted into the cup mouth 21 and the bell mouth 22 of the stainless steel alloy foil U-tube 2, and the six stainless steel alloy foil straight tubes 1 arranged are connected into a coil.

Landscapes

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

Abstract

L'invention concerne un serpentin échangeur thermique en feuille en alliage en acier inoxydable et un procédé de fabrication associé. Le serpentin est àconstitué de tubes droits en feuilles en alliage en acier inoxydable (1) dont l'épaisseur de la paroi est comprise entre 0,02mm et 0,3mm, et de tubes courbes en feuilles en alliage en acier inoxydable (2) dont l'épaisseur de la paroi est comprise entre 0,15mm et 0,45mm obtenus par soudage. Le procédé de fabrication comporte la préparation et la fabrication de charges pour tubes courbés, ainsi que la fabrication de l'embouchure de l'extrémité du tube courbe ou du tube droit et le soudage.
PCT/CN2007/002887 2007-10-08 2007-10-08 Serpentin échangeur thermique en feuille en alliage en acier inoxydable et procédé de fabrication associé WO2009046566A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2007/002887 WO2009046566A1 (fr) 2007-10-08 2007-10-08 Serpentin échangeur thermique en feuille en alliage en acier inoxydable et procédé de fabrication associé

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2007/002887 WO2009046566A1 (fr) 2007-10-08 2007-10-08 Serpentin échangeur thermique en feuille en alliage en acier inoxydable et procédé de fabrication associé

Publications (1)

Publication Number Publication Date
WO2009046566A1 true WO2009046566A1 (fr) 2009-04-16

Family

ID=40548921

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2007/002887 WO2009046566A1 (fr) 2007-10-08 2007-10-08 Serpentin échangeur thermique en feuille en alliage en acier inoxydable et procédé de fabrication associé

Country Status (1)

Country Link
WO (1) WO2009046566A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011008101A2 (fr) 2009-07-15 2011-01-20 Fmc Kongsberg Subsea As Refroidisseur sous-marin

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4897756A (fr) * 1972-03-25 1973-12-12
US5142895A (en) * 1989-05-15 1992-09-01 Amana Refrigeration, Inc. Method for bending tubes
CN1715722A (zh) * 2004-06-29 2006-01-04 胡德林 制冷设备中的输液管及其制造方法
CN101149236A (zh) * 2007-09-26 2008-03-26 陈卫东 一种换热不锈钢合金箔盘管及其制作方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4897756A (fr) * 1972-03-25 1973-12-12
US5142895A (en) * 1989-05-15 1992-09-01 Amana Refrigeration, Inc. Method for bending tubes
CN1715722A (zh) * 2004-06-29 2006-01-04 胡德林 制冷设备中的输液管及其制造方法
CN101149236A (zh) * 2007-09-26 2008-03-26 陈卫东 一种换热不锈钢合金箔盘管及其制作方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011008101A2 (fr) 2009-07-15 2011-01-20 Fmc Kongsberg Subsea As Refroidisseur sous-marin

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