JPS6213377U - - Google Patents

Info

Publication number
JPS6213377U
JPS6213377U JP10503586U JP10503586U JPS6213377U JP S6213377 U JPS6213377 U JP S6213377U JP 10503586 U JP10503586 U JP 10503586U JP 10503586 U JP10503586 U JP 10503586U JP S6213377 U JPS6213377 U JP S6213377U
Authority
JP
Japan
Prior art keywords
heat transfer
transfer tube
tube
longitudinal groove
valleys
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP10503586U
Other languages
English (en)
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 filed Critical
Publication of JPS6213377U publication Critical patent/JPS6213377U/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/124—Making tubes or metal hoses with helically arranged seams the tubes having a special shape, e.g. with corrugated wall, flexible tubes
    • 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
    • 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

Landscapes

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

Description

【図面の簡単な説明】
第１図は本考案による熱伝達管の部分正面図、
第２図は長手方向に伸びる縦溝部を設けた金属製
材料のストリツプの一部分の斜視図であり、そし
て該ストリツプから第１図に示した熱伝達管が形
成され、第２ａ図は第２図の２ａ―２ａ線に沿つ
て切取つた部分横断面図、第２ｂ図は第２ａ図に
類似した部分横断面図であるが第１図に示した熱
伝達管に使用する縦溝付き金属製シートの他の一
つの形態を示し、第３図は第２図に示す縦溝付き
ストリツプを螺旋状に巻き付けられた管に形成し
、しかして第１図に示す熱伝達管に形成するため
の装置を図式的に示す部分平面図、第４図は第３
図に示す管形成装置の図式的な端部を示す図、第
５図は熱伝達管の温度と、管の内側を通つて流れ
る流体の温度と、管の外側を通つて流れる流体の
温度とを管に沿う長さの関数とし、本考案による
熱伝達管とまつすぐな円筒状の管設計と比較して
示すグラフである。 １０……熱伝達管、１２……縦溝部、１４ａ，
１４ｂ……谷部、１６ａ，１６ｂ……山の頂部、
２０……ストリツプ、２２，２４……側縁部、３
０……管形成装置、３２……マンドレル、３４，
３６，３８……回動ローラ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 熱交換機に使用する熱伝達管において、該
    熱伝達管は複数の内側および外側の螺旋形縦溝部
    を有し、これに沿つて熱交換流体の流れが通るよ
    うにする管壁部と、管の長手方向に全長にわたつ
    て伸び、均一の形状をし、そして内側ないし外側
    の螺旋形谷部および山頂部を画定する縦溝部と、
    からなることを特徴とする熱伝達管。 (2) 縦溝部の寸法が管壁の内側および外側表面
    部に沿つて流れる流体を回動する流れに変化せし
    めるに充分な寸法であることを特徴とする実用新
    案登録請求の範囲第(1)項記載の熱伝達管。 (3) 管壁材料の厚さが実質的に均一であつて、
    内側および外側谷部を含む平面部が該材料の厚さ
    によつて離隔されていることを特徴とする実用新
    案登録請求の範囲第(1)項記載の熱伝達管。 (4) 螺旋形縦溝部が管の長手方向に全長にわた
    つて実質的に伸びていることを特徴とする実用新
    案登録請求の範囲第(1)項記載の熱伝達管。
JP10503586U 1976-12-15 1986-07-10 Pending JPS6213377U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75058176A 1976-12-15 1976-12-15

Publications (1)

Publication Number Publication Date
JPS6213377U true JPS6213377U (ja) 1987-01-27

Family

ID=25018440

Family Applications (2)

Application Number Title Priority Date Filing Date
JP14891477A Pending JPS5375558A (en) 1976-12-15 1977-12-13 Heatttransfer tube and fabrication method thereof
JP10503586U Pending JPS6213377U (ja) 1976-12-15 1986-07-10

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP14891477A Pending JPS5375558A (en) 1976-12-15 1977-12-13 Heatttransfer tube and fabrication method thereof

Country Status (4)

Country Link
JP (2) JPS5375558A (ja)
CH (1) CH626986A5 (ja)
DE (1) DE2755521A1 (ja)
FR (1) FR2374610A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2043867B (en) * 1979-02-27 1983-11-30 Gen Atomic Co Heat transfer tube and method of making same
JPS60144595A (ja) * 1984-01-06 1985-07-30 Mitsubishi Heavy Ind Ltd 熱交換器の伝熱管構造
DE4343405A1 (de) * 1993-12-18 1995-06-22 Friedrich Ambs Gmbh & Co Kg Ap Rohr, insbesondere zur Verwendung als Wärmetauschrohr für Rohrbündelwärmeübertrager
DE4420756C1 (de) * 1994-06-15 1995-11-30 Wieland Werke Ag Mehrgängiges Rippenrohr und Verfahren zu dessen Herstellung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB812318A (en) * 1956-07-16 1959-04-22 Calumet & Hecla Improvements in or relating to tubular heat exchange elements
US3358112A (en) * 1963-07-24 1967-12-12 Armco Steel Corp Welded helical lock seam pipe and method and apparatus for manufacturing the same
US3601570A (en) * 1967-06-14 1971-08-24 Pacific Roller Die Co Inc Helical pipe-forming and welding apparatus method
US3826304A (en) * 1967-10-11 1974-07-30 Universal Oil Prod Co Advantageous configuration of tubing for internal boiling
SE368617B (ja) * 1969-10-08 1974-07-08 Phelps Dodge Copper Prod
GB1343412A (en) * 1970-06-30 1974-01-10 Atomic Energy Authority Uk Heat transfer tubes
CA883780A (en) * 1970-10-09 1971-10-19 D. Hale Reginald Apparatus for and the method of, making spiral seamed laminated sheet metal pipe
US3779312A (en) * 1972-03-07 1973-12-18 Universal Oil Prod Co Internally ridged heat transfer tube
US3863480A (en) * 1973-08-28 1975-02-04 Johns Manville Apparatus for forming corrugated strip material into helically wound tubing

Also Published As

Publication number Publication date
CH626986A5 (en) 1981-12-15
FR2374610B1 (ja) 1984-09-28
JPS5375558A (en) 1978-07-05
FR2374610A1 (fr) 1978-07-13
DE2755521A1 (de) 1978-06-22

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