JP6336153B2 - 二重管熱交換器及びその製造方法 - Google Patents
二重管熱交換器及びその製造方法 Download PDFInfo
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- JP6336153B2 JP6336153B2 JP2017021824A JP2017021824A JP6336153B2 JP 6336153 B2 JP6336153 B2 JP 6336153B2 JP 2017021824 A JP2017021824 A JP 2017021824A JP 2017021824 A JP2017021824 A JP 2017021824A JP 6336153 B2 JP6336153 B2 JP 6336153B2
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- tube
- pipe
- groove
- heat exchanger
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- 238000000034 method Methods 0.000 title claims description 55
- 238000004519 manufacturing process Methods 0.000 title claims description 27
- 230000002093 peripheral effect Effects 0.000 claims description 65
- 239000012530 fluid Substances 0.000 claims description 60
- 230000008878 coupling Effects 0.000 claims description 50
- 238000010168 coupling process Methods 0.000 claims description 50
- 238000005859 coupling reaction Methods 0.000 claims description 50
- 238000005096 rolling process Methods 0.000 claims description 20
- 230000008602 contraction Effects 0.000 claims description 15
- 238000002788 crimping Methods 0.000 claims description 8
- 239000011324 bead Substances 0.000 claims description 7
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims 1
- 239000003507 refrigerant Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000003466 welding Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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
- 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
- F28D7/10—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 arranged one within the other, e.g. concentrically
- F28D7/106—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 arranged one within the other, e.g. concentrically consisting of two coaxial conduits or modules of two coaxial conduits
-
- 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
- B21D17/00—Forming single grooves in sheet metal or tubular or hollow articles
-
- 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
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
- B21D39/04—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods
- B21D39/048—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods using presses for radially crimping tubular elements
-
- 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
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/02—Enlarging
-
- 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
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/04—Reducing; Closing
-
- 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
- F28D7/16—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 arranged in parallel spaced relation
- F28D7/163—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 arranged in parallel spaced relation with conduit assemblies having a particular shape, e.g. square or annular; with assemblies of conduits having different geometrical features; with multiple groups of conduits connected in series or parallel and arranged inside common casing
- F28D7/1638—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 arranged in parallel spaced relation with conduit assemblies having a particular shape, e.g. square or annular; with assemblies of conduits having different geometrical features; with multiple groups of conduits connected in series or parallel and arranged inside common casing with particular pattern of flow or the heat exchange medium flowing inside the conduits assemblies, e.g. change of flow direction from one conduit assembly to another one
-
- 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
- F28F1/02—Tubular elements of cross-section which is non-circular
- F28F1/06—Tubular elements of cross-section which is non-circular crimped or corrugated in cross-section
-
- 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
- F28F1/08—Tubular elements crimped or corrugated in longitudinal section
-
- 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
- F28F1/34—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 obliquely
- F28F1/36—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 obliquely the means being helically wound fins or wire spirals
-
- 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
- F28F1/42—Tubular 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
- F28F1/424—Means comprising outside portions integral with inside portions
- F28F1/426—Means comprising outside portions integral with inside portions the outside portions and the inside portions forming parts of complementary shape, e.g. concave and convex
-
- 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
- F28F9/02—Header boxes; End plates
- F28F9/0234—Header boxes; End plates having a second heat exchanger disposed there within, e.g. oil cooler
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2210/00—Heat exchange conduits
- F28F2210/06—Heat exchange conduits having walls comprising obliquely extending corrugations, e.g. in the form of threads
Description
100 内管
110 第1流路
200 外管
210 第2流路
220 拡管部
221 結合ホール
222 係止突起
230 縮管部
300 第1溝部
400 第2溝部
500 仮締結部
510 圧着溝
600 加圧溝部
700 第1連結管
800 第2連結管
900 結合突起
910 ビーズ
Claims (15)
- 外管(200)と、内部に第1流路(110)が形成され、前記外管(200)の内径より外径が小さいように形成され、前記外管(200)内に挿入され、前記外管(200)との間に第2流路(210)を形成する内管(100)とを含む二重管熱交換器において、
前記内管(100)の外周面に長さ方向に沿って螺旋形で形成され、前記第2流路(210)が少なくとも部分的に螺旋形になるようにする複数の第1溝部(300)と、
前記内管(100)の外周面のうち隣接する2個の前記第1溝部(300)の間の部分にそれぞれ形成され、前記第1溝部(300)に沿って形成される少なくとも1つの第2溝部(400)と、
を含むことを特徴とする二重管熱交換器。 - 前記第2溝部(400)の深さは、前記第1溝部(300)の深さより小さく形成されることを特徴とする請求項1に記載の二重管熱交換器。
- 前記第2溝部(400)は、U字形の溝形状に形成されることを特徴とする請求項1に記載の二重管熱交換器。
- 前記第1溝部(300)は、前記内管(100)の外周面にそれぞれ3ヶ所形成され、前記第2溝部(400)は、内管(100)の外周面のうち隣接する2個の前記第1溝部(300)の間にそれぞれ形成されることを特徴とする請求項1に記載の二重管熱交換器。
- 前記外管(200)は、
前記外管(200)の内部に前記内管(100)が挿入された状態で、前記外管(200)に前記内管(100)が結合される少なくとも一箇所以上でクランピングされて形成され、前記内管(100)の外周面の少なくとも一部分と接触する仮締結部(500)をさらに含むことを特徴とする請求項1に記載の二重管熱交換器。 - 前記仮締結部(500)は、
前記外管(200)の外周面を圧着し、圧着された外管(200)の内周面が内管(100)の外周面を加圧するように形成される複数の圧着溝(510)を含み、前記圧着溝(510)は、外管(200)の外周面のまわりに沿って所定間隔をもって離隔される状態で形成されることを特徴とする請求項5に記載の二重管熱交換器。 - 前記外管(200)の両端には、前記外部配管の一部が拡管された状態に形成され、外部から流体が流入される第1連結管(700)及び流入される流体が排出される第2連結管(800)が連結される拡管部(220)と、前記各拡管部(220)の端部が縮管された状態に形成される縮管部(230)と、をさらに含むことを特徴とする請求項1〜6のいずれかに記載の二重管熱交換器。
- 前記拡管部(220)は、
前記第1連結管(700)及び第2連結管(800)が結合され、第2流路(210)と連通するように形成される結合ホール(221)と、前記結合ホール(221)の内周面から結合ホール(221)の中心方向に突出形成される係止突起(222)と、を含み、
前記第1連結管(700)及び第2連結管(800)は、前記各連結管から延長形成され、前記結合ホール(221)に結合される結合突起(900)と、前記結合突起(900)の外周縁に一定の高さをもって突出形成され、各連結管が前記結合ホールに結合される場合、前記係止突起(222)に係止し、前記各連結管の挿入深さを制限するビーズ(910)と、を含むことを特徴をする 請求項7に記載の二重管熱交換器。 - 前記各縮管部(230)には、
前記外管(200)の内部に前記内管が挿入された状態で前記各縮管部230の端部を加圧し、前記外管(200)と前記内管(100)の間の気密を維持するための加圧溝部(600)がさらに形成されることを特徴とする請求項8に記載の二重管熱交換器。 - 前記加圧溝部(600)は、前記縮管部(230)の外周面を加圧し、縮管部(230)の内周面が前記内管(100)の外周面に密着するように形成されることを特徴とする請求項9に記載の二重管熱交換器。
- 外管(200)と、内部に第1流路(110)が形成され、前記外管(200)の内径より外径が小さいように形成され、前記外管(200)内に挿入され、前記外管(200)との間に第2流路(210)を形成する内管(100)とを含む二重管熱交換器を製造する方法において、
(a)外管(200)と内管(100)を用意する段階と、
(b)前記内管(100)の外周面に前記第2流路(210)が螺旋形で形成されるように複数の第1溝部(300)を形成する段階と、
(c)前記内管(100)の外周面のうち隣接する2個の前記第1溝部(300)の間に前記第1溝部(300)の深さより小さいように複数の第2溝部(400)を形成する段階と、
(d)前記外管(200)の端部に拡管部(220)を形成し、且つ前記各拡管部(220)の端部に縮管部(230)を形成する段階と、
(e)前記拡管部(220)に結合ホール(221)を形成する段階と、
(f)前記外管(200)の内部に内管(100)を挿入させる段階と、
(g)前記内管(100)が挿入された前記外管(200)の各縮管部(230)に加圧溝部(600)を形成し、前記内管(100)を結合させる段階と
を含むことを特徴とする二重管熱交換器の製造方法。 - 前記(f)段階で、
前記外管(200)に内管(100)が挿入された状態で前記外管(200)の外周面をクランピングし、前記外管(200)の内部で内管(100)の位置を固定するための複数の圧着溝(510)からなる仮締結部(500)を形成する段階をさらに含むことを特徴とする請求項11に記載の二重管熱交換器の製造方法。 - 前記(g)段階で、
前記加圧溝部(600)を、前記外管(200)の両側に形成される各縮管部(230)の外周面を転造ローラーで加圧するローリング加工法を通じて形成することを特徴とする請求項11に記載の熱交換器の製造方法。 - 前記(g)段階の後、
前記各結合ホール(221)に、外部から流体が流入される第1連結管(700)及び流入される流体が排出される第2連結管(800)を結合させる段階をさらに含むことを特徴とする請求項11に記載の二重管熱交換器の製造方法。 - 前記(c)及び(e)段階の後、
前記第1溝部(300)及び第2溝部(400)が形成される内管(100)と、前記拡管部(220)縮管部(230)及び結合ホール(221)が形成される外管(200)とを超音波によって洗浄する超音波洗浄段階をさらに含むことを特徴とする請求項11に記載の二重管熱交換器の製造方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR1020160101983A KR101759110B1 (ko) | 2016-08-10 | 2016-08-10 | 이중관 열교환기 및 그의 제조방법 |
KR10-2016-0101983 | 2016-08-10 |
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JP2018025374A JP2018025374A (ja) | 2018-02-15 |
JP6336153B2 true JP6336153B2 (ja) | 2018-06-06 |
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Country Status (5)
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US (1) | US10371453B2 (ja) |
EP (1) | EP3282214B1 (ja) |
JP (1) | JP6336153B2 (ja) |
KR (1) | KR101759110B1 (ja) |
CN (1) | CN107726893B (ja) |
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CN111347702B (zh) * | 2018-12-21 | 2021-11-23 | 西安交通大学 | 一种peek材料螺杆压缩机转子锻轧复合成形装置及方法 |
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KR101600296B1 (ko) | 2010-08-18 | 2016-03-07 | 한온시스템 주식회사 | 이중관식 열교환기 및 그 제조방법 |
KR101326760B1 (ko) * | 2011-06-23 | 2013-11-07 | 한라비스테온공조 주식회사 | 이중관식 열교환기의 조립방법 및 이에 의해 조립된 이중관식 열교환기 |
KR200459178Y1 (ko) * | 2011-07-26 | 2012-03-22 | 최건식 | 이중관형 열교환파이프 |
KR20140054864A (ko) | 2012-10-30 | 2014-05-09 | 한라비스테온공조 주식회사 | 차량용 공조장치의 이중관식 열교환기 |
KR101415738B1 (ko) * | 2013-08-07 | 2014-07-09 | 주식회사 두원공조 | 리퀴드 과냉시스템 |
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- 2017-05-02 US US15/584,380 patent/US10371453B2/en active Active
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EP3282214B1 (en) | 2020-09-30 |
KR101759110B1 (ko) | 2017-07-19 |
US10371453B2 (en) | 2019-08-06 |
EP3282214A1 (en) | 2018-02-14 |
CN107726893B (zh) | 2019-07-23 |
US20180045467A1 (en) | 2018-02-15 |
CN107726893A (zh) | 2018-02-23 |
JP2018025374A (ja) | 2018-02-15 |
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