WO2009046566A1 - A stainless steel alloy foil heat-exchange coil and a manufacturing method thereof - Google Patents
A stainless steel alloy foil heat-exchange coil and a manufacturing method thereof Download PDFInfo
- 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
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- Prior art keywords
- stainless steel
- steel alloy
- alloy foil
- pipe
- tube
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Classifications
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- 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
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- 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
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- 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
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- 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.
Abstract
A stainless steel alloy foil heat-exchange coil and a manufacturing method thereof are disclosed. The coil is made up of straight stainless steel alloy foil tubes (1) with wall thickness of 0.02 mm ~ 0.3 mm and bent stainless steel alloy foil tubes (2) with wall thickness of 0.15 mm ~ 0.45 mm by welding. The manufacturing method includes feed preparation, fabrication for bent tube, fabrication for cup mouth of bent tube end or straight tube end, and weld.
Description
一种换热不锈钢合金箔盘管及其制作方法 技术领域 Heat exchange stainless steel alloy foil coil and manufacturing method thereof
本发明涉及是换热盘管， 尤其是一种可替代常用的铜质换热管， 适用于空调、制冷、散热高效化的换热不锈钢合金箔盘管及其制作方 法。 背景技术 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. Background technique
现有的空调、 制冷、 冰箱、 散热所使用的蒸发器或冷凝器通常采 用具良好加工性能、散热性能和一定的防腐能力的铜质管制成。众所 周知， 铜资源不仅缺乏， 其价格也较昂贵。铜资源的缺乏和昂贵 整 个行业造成了材料供给上的瓶颈。 发明内容 Existing air conditioners, refrigeration, refrigerators, and evaporators or condensers used for heat dissipation are usually made of copper tubes with good processing properties, heat dissipation properties, and certain corrosion resistance. As everyone knows, copper resources are not only lacking, but their prices are also expensive. The lack of copper resources and the cost of the entire industry have created bottlenecks in the supply of materials. Summary of the invention
本发明的目的是针对上述存在的问题，提供一种可替代铜质材料、 抗腐蚀性和强度更好、适用于空调、 制冷、 散热高效化的换热不锈钢 合金箔盘管及其制作方法。 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.
本发明换热不锈钢合金箔盘管， 其特征在于： 由管壁厚度 The heat exchange stainless steel alloy foil coil of the invention is characterized in that: the thickness of the pipe wall
0.02mm 〜0.3mm的不锈钢合金箔直管和管壁厚度 0. 15〜0.45mm不 锈钢合金箔弯管悍接构成。 0.02mm to 0.3mm stainless steel alloy foil straight tube and tube wall thickness 0. 15~0.45mm stainless steel alloy foil elbow joint.
所述不锈钢合金箔直管或不锈钢合金箔弯管的管端部位设有供同 直径管插入连接的杯口。
所述杯口端设有喇叭口。 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.
本发明换热不锈钢合金箔盘管的制作方法包括以下步骤： The manufacturing method of the heat exchange stainless steel alloy foil coil of the invention comprises the following steps:
一、 备料： 根据换热管规格裁制管壁厚度 0.02mm 〜0.3mm的不 锈钢合金箔直管和制作弯管的管壁厚度 0.15mm 〜0.45mm的不锈钢 合金箔短管； 1. Preparation: According to the heat exchange tube specification, the stainless steel alloy foil straight pipe with the thickness of the pipe wall of 0.02mm ~ 0.3mm and the pipe wall thickness of the pipe made of 0.15mm ~ 0.45mm;
二、 弯管制作： Second, the production of curved pipe:
1、 将蕊模插入不锈钢合金箔短管内； 1. Insert the core mold into the short tube of stainless steel alloy foil;
2、将内插有模蕊的不锈钢合金箔短管置于活动夹模与旋转夹模内 并合模夹紧； 2. The stainless steel alloy foil short tube with the mold core inserted therein is placed in the movable clamping mold and the rotating clamping mold and clamped by clamping;
3、用弯管机头通过导模将不锈钢合金箔短管悬管段绕旋转夹模弯 曲； 3. Using a bending machine head to bend the stainless steel alloy foil short tube suspension pipe section around the rotating clamping die through the guiding die;
4、 松开夹模， 取出弯管； 4. Loosen the clamping die and take out the elbow;
三、 弯管或直管管端杯口制作： Third, the elbow or straight pipe end cup making:
采用圆柱直径尺寸比插入管子直径大 0. 1〜0.3mm 的扩口器， 对 弯管或直管管口进行扩口， 将扩口器有弯径头部的圆柱插入管端口， 到成型部位， 再将扩口器拔出， 就形成标准的带喇叭口的插接杯口； 四、 焊接： Use a reamer with a cylindrical diameter smaller than the diameter of the inserted pipe with a diameter of 0.1 to 0.3 mm, and flaring the elbow or the straight pipe. Insert the cylindrical pipe with the curved diameter head into the pipe port to the molding part. , then pull out the flaring to form a standard socket with a bell mouth; Fourth, welding:
1、 用清洁剂对连接管的悍接口被焊接面进行清洗并干燥； 1. Clean the joint surface of the connecting pipe with a cleaning agent by the welding surface and dry it;
2、 将需连接的弯管或直管之直管端插入另一弯管或直管的杯口， 插入到位后； 2. Insert the straight end of the elbow or straight tube to be connected into the cup of another elbow or straight tube and insert it into position;
3、 围绕对接管管壁与喇叭口形成的环形槽， 采用锡铜或锡铜银合 金材料， 在熔点为 200〜450D C范围内进行纤焊， 即可制成盘管。
所述纤悍工艺包括： 浸泡焊、 真空炉焊、 火焰悍或电加热焊。 本发明换热不锈钢合金箔盘管及其制造方法设计科学，结构合理、 工艺简单。管壁厚度 0.02至 0.3 讀的换热不锈钢合金箔盘管， 耐氯离 子性大于 lOOPPm,比铜材抗腐蚀性提高约 50%以上，对抗腐蚀性提高 2〜5倍， 强度提高约一倍， 延性近同于铜材， 热功率高于现有换热铜 质盘管， 其所具有的热超导性能完全适用于各种蒸发器或冷凝器。是 一种可替代现有换热铜质盘管， 且性能优于现有换热铜质盘管， 能满 足各种空调、 制冷设备使用的散热高效化换热盘管。 3. 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.
本发明的换热不锈钢合金箔盘管及其制造方法由以下附图和实施 例详细给出。 附图说明 The heat exchange stainless steel alloy foil coil of the present invention and a method of manufacturing the same are given in detail by the following figures and examples. DRAWINGS
图 1是换热不锈钢合金箔盘管的结构示意图； Figure 1 is a schematic view showing the structure of a heat exchange stainless steel alloy foil coil;
图 2是换热不锈钢合金箔盘管的另一结构示意图； 2 is another schematic structural view of a heat exchange stainless steel alloy foil coil;
图 3是换热不锈钢合金箔盘的管弯成型工艺示意图。 具体实施方式 Fig. 3 is a schematic view showing a pipe bending forming process of a heat exchange stainless steel alloy foil disk. detailed description
实施例 1 : 从图 1 可以清楚地看到换热不锈钢合金箔盘管由六根 管壁厚度 0.15mm 的不锈钢合金箔直管 1和五只管壁厚度 0.3mm不 锈钢合金箔 U型管 2构成， 所述不锈钢合金箔直管 1的两管端部位 均设有供连接管插入的杯口 11， 杯口 11口端设有喇叭口 12。不锈钢 合金箔 U型管 2分别插入排列的各不锈钢合金箔直管 1两端杯口 11
及喇叭口 12, 将排列的六根不锈钢合金箔直管 1连接成盘管。 Example 1: It can be clearly seen from Fig. 1 that 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.
本发明换热不锈钢合金箔盘管的制作方法包括以下步骤： 一、 备料： 根据换热管规格裁制管壁厚度 0.15mm 的不锈钢合金 箔直管和制作弯管的管壁厚度 0.3mm的不锈钢合金箔短管； 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;
二、 弯管制作 （见图 3 ): Second, the production of curved pipe (see Figure 3):
1、 将蕊模插入不锈钢合金箔短管内； 1. Insert the core mold into the short tube of stainless steel alloy foil;
2、将内插有模蕊的不锈钢合金箔短管置于活动夹模与旋转夹模内 并合模夹紧； 2. The stainless steel alloy foil short tube with the mold core inserted therein is placed in the movable clamping mold and the rotating clamping mold and clamped by clamping;
3、用弯管机头通过导模将不锈钢合金箔短管悬管段绕旋转夹模弯 曲； 3. Using a bending machine head to bend the stainless steel alloy foil short tube suspension pipe section around the rotating clamping die through the guiding die;
4、 松开夹模， 取出弯管； 4. Loosen the clamping die and take out the elbow;
三、 直管管端杯口制作： Third, straight pipe end cup making:
采用圆柱直径尺寸比插入管子直径大 0. 2mm的扩口器，对直管管 口进行扩口， 将扩口器有弯径头部的圆柱插入管端口， 到成型部位， 再将扩口器拔出， 就形成标准的带喇叭口的插接杯口； Using a flaring device having a cylindrical diameter dimension larger than the diameter of the inserted pipe by 0.2 mm, flaring the straight pipe nozzle, inserting the cylindrical portion of the reamer with the curved diameter head into the pipe port, to the forming portion, and then expanding the reamer Pull out to form a standard socketed mouth with a bell mouth;
四、 悍接： Fourth, the connection:
1、 用清洁剂对连接管的焊接口被焊接面进行清洗并干燥； 1. The welding joint of the connecting pipe is cleaned and dried by the cleaning agent with a cleaning agent;
2、将需连接的弯管 2之直管端插入直管 1的杯口 11，插入到位后； 2. Insert the straight pipe end of the bent pipe 2 to be inserted into the cup opening 11 of the straight pipe 1 and insert it into position;
3、 将 U型管端浸入 237° C左右的锡铜银合金溶液中， 浸泡 5秒 钟后取出， 自然冷却， 即可制成盘管。 3. Immerse the U-shaped tube end in a tin-copper-silver alloy solution of about 237 ° C, soak it for 5 seconds, then take it out and cool it naturally to make a coil.
实施例 2: 从图 2可以清楚地看到， 这是另一种结构的换热不锈 钢合金箔盘管， 其基本结构与实施例 1相同， 区别仅在于： U型管 2
的两端部位分别设有供直管 1插入的杯口 21， 杯口 21口端设有喇叭 口 22。 排列的不锈钢合金箔直管 1两端分别插入不锈钢合金箔 U型 管 2的杯口 21及喇叭口 22， 将排列的六根不锈钢合金箔直管 1连接 成盘管。 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.
本实施例换热不锈钢合金箔盘管的制作方法与实施例 1相同。 以上内容是结合具体的优选实施方式对本发明所作的进一步详细 说明， 不能认定本发明的具体实施只局限于这些说明。对于本发明所 属技术领域的普通技术人员来说， 在不脱离本发明构思的前提下， 其 架构形式能够灵活多变， 可以派生系列产品。只是做出如果干简单推 演或替换，都应当视为属于本发明由所提交的权利要求书确定的专利 保护范围。
The manufacturing method of the heat exchange stainless steel alloy foil coil of this embodiment is the same as that of the first embodiment. The above is a further detailed description of the present invention in conjunction with the specific preferred embodiments, and the specific embodiments of the invention are not limited to the description. For those skilled in the art to which the present invention pertains, the architectural form can be flexible and can be derived from a series of products without departing from the inventive concept. It is to be construed as a limitation of the scope of the invention as defined by the appended claims.
Claims
1、 一种换热不锈钢合金箔盘管， 其特征在于： 1. A heat exchange stainless steel alloy foil coil, characterized in that:
由管壁厚度 0.02mm 〜0.3mm 的不锈钢合金箔直管和管壁厚度 0. 15〜0.45mm不锈钢合金箔弯管悍接构成。 The stainless steel alloy foil straight pipe and the pipe wall thickness of the pipe wall thickness of 0.02 mm to 0.3 mm are 0. 15~0.45 mm stainless steel alloy foil elbows.
2、 根据权利要求 1所述的换热不锈钢合金箔盘管， 其特征在于- 所述不锈钢合金箔直管或不锈钢合金箔弯管的管端部位设有供对 接管插入的杯口。 2. The heat exchange stainless steel alloy foil coil according to claim 1, wherein - 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 the butt pipe.
3、 根据权利要求 2所述的换热不锈钢合金箔盘管， 其特征在于： 所述杯口端设有喇叭口。 3. The heat exchange stainless steel alloy foil coil according to claim 2, wherein: the mouth end of the cup is provided with a bell mouth.
4、 一种换热不锈钢合金箔盘管的制作方法， 包括以下步骤： 一、 备料： 根据换热管规格裁制管壁厚度 0.02mm 〜0.3mm的不 锈钢合金箔直管和制作弯管的管壁厚度 0.15mm 〜0.45mm的不锈钢 合金箔短管； 4. A method for manufacturing a heat exchange stainless steel alloy foil coil, comprising the following steps: 1. Preparation: a stainless steel alloy foil straight tube having a wall thickness of 0.02 mm to 0.3 mm and a tube for making a curved tube are prepared according to the heat exchange tube specification. Stainless steel alloy foil short tube with a wall thickness of 0.15 mm to 0.45 mm;
二、 弯管制作： Second, the production of curved pipe:
1 ) 将蕊模插入不锈钢合金箔短管内； 1) Insert the core mold into the short tube of stainless steel alloy foil;
2)将内插有模蕊的不锈钢合金箔短管置于活动夹模与旋转夹模内 并合模夹紧； 2) placing a stainless steel alloy foil short tube with a mold core inserted in the movable clamping mold and the rotating clamping mold and clamping the mold;
3 )用弯管机头通过导模将不锈钢合金箔短管悬管段绕旋转夹模弯 曲； 3) bending the stainless steel alloy foil short tube suspension pipe section around the rotating clamping die by using a curved pipe head;
4)松开夹模， 取出弯管； 4) Release the clamping die and take out the elbow;
三、 弯管或直管管端杯口制作-
采用圆柱直径尺寸比插入管子直径大 0. l〜0.3mm 的扩口器， 对 弯管或直管管口进行扩口， 将扩口器有弯径头部的圆柱插入管端口， 到成型部位， 再将扩口器拔出， 就形成标准的带喇叭口的插接杯口； 四、 焊接： Third, the elbow or straight pipe end cup making - Use a reamer with a cylindrical diameter smaller than the diameter of the inserted pipe. The flaring of the elbow or the straight pipe is made by inserting a pipe with a curved diameter head into the pipe port. , then pull out the flaring to form a standard socket with a bell mouth; Fourth, welding:
1 ) 用清洁剂对连接管的悍接口被焊接面进行清洗并干燥； 1) cleaning and drying the joint surface of the connecting pipe with a cleaning agent;
2) 将需连接的弯管或直管之直管端插入另一弯管或直管的杯口， 插入到位后； 2) Insert the straight end of the elbow or straight tube to be connected into the cup of another elbow or straight tube and insert it into place;
3 )围绕对接管管壁与喇叭口形成的环形槽， 采用锡铜或锡铜银合 金材料， 在熔点为 200〜450° C范围内进行纤焊， 即可制成盘管。 3) 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 ° C to form a coil.
5、根据权利要求 4所述的换热不锈钢合金箔盘管的制作方法， 其 特征在于： A method of manufacturing a heat exchange stainless steel alloy foil coil according to claim 4, wherein:
所述纤焊工艺是浸泡焊、 真空炉悍、 火焰悍或电加热焊。 The brazing process is a soak welding, a vacuum furnace, a flame crucible or an electric heating weld.
6、根据权利要求 5所述的换热不锈钢合金箔盘管的制作方法， 其 特征在于： 所述的浸泡焊是将 U型管端浸入 300° C左右的锡铜银合 金溶液中， 每次浸泡 3~10秒时间后取出， 自然冷却即可。
The method for manufacturing a heat exchange stainless steel alloy foil coil according to claim 5, wherein: the soaking welding is: immersing the U-shaped tube end in a tin-copper-silver alloy solution of about 300 ° C, each time After immersing for 3~10 seconds, take it out and let it cool naturally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2007/002887 WO2009046566A1 (en) | 2007-10-08 | 2007-10-08 | A stainless steel alloy foil heat-exchange coil and a manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2007/002887 WO2009046566A1 (en) | 2007-10-08 | 2007-10-08 | A stainless steel alloy foil heat-exchange coil and a manufacturing method thereof |
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| WO2009046566A1 true WO2009046566A1 (en) | 2009-04-16 |
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| PCT/CN2007/002887 WO2009046566A1 (en) | 2007-10-08 | 2007-10-08 | A stainless steel alloy foil heat-exchange coil and a manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011008101A2 (en) | 2009-07-15 | 2011-01-20 | Fmc Kongsberg Subsea As | Subsea cooler |
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| JPS4897756A (en) * | 1972-03-25 | 1973-12-12 | ||
| US5142895A (en) * | 1989-05-15 | 1992-09-01 | Amana Refrigeration, Inc. | Method for bending tubes |
| CN1715722A (en) * | 2004-06-29 | 2006-01-04 | 胡德林 | Liquid transport tube in refrigeration device and its producing method |
| CN101149236A (en) * | 2007-09-26 | 2008-03-26 | 陈卫东 | Heat-exchanging non-corrosive steel alloy foil coil and its manufacture method |
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| WO2011008101A2 (en) | 2009-07-15 | 2011-01-20 | Fmc Kongsberg Subsea As | Subsea cooler |
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