WO2015133592A1 - タンクのシール構造 - Google Patents

タンクのシール構造 Download PDF

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Publication number
WO2015133592A1
WO2015133592A1 PCT/JP2015/056572 JP2015056572W WO2015133592A1 WO 2015133592 A1 WO2015133592 A1 WO 2015133592A1 JP 2015056572 W JP2015056572 W JP 2015056572W WO 2015133592 A1 WO2015133592 A1 WO 2015133592A1
Authority
WO
WIPO (PCT)
Prior art keywords
tank
casing
annular groove
seal structure
caulking
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.)
Ceased
Application number
PCT/JP2015/056572
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
大久保　厚
坂井　耐事
卓也 文後
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
T Rad Co Ltd
Original Assignee
T Rad Co Ltd
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 T Rad Co Ltd filed Critical T Rad Co Ltd
Priority to EP15757975.6A priority Critical patent/EP3115735B1/en
Priority to US15/124,272 priority patent/US10006723B2/en
Priority to RU2016133728A priority patent/RU2016133728A/ru
Priority to CN201580012314.6A priority patent/CN106104192A/zh
Publication of WO2015133592A1 publication Critical patent/WO2015133592A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • F28F9/0219—Arrangements for sealing end plates into casing or header box; Header box sub-elements
    • F28F9/0224—Header boxes formed by sealing end plates into covers
    • F28F9/0226—Header boxes formed by sealing end plates into covers with resilient gaskets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L25/00—Construction or details of pipe joints not provided for in, or of interest apart from, groups F16L13/00 - F16L23/00
    • F16L25/0009—Joints for pipes with a square or rectangular cross-section
    • 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
    • F28D7/1684—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 the conduits having a non-circular cross-section
    • 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
    • F28D7/1684—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 the conduits having a non-circular cross-section
    • F28D7/1692—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 the conduits having a non-circular cross-section with particular pattern of flow of the heat exchange media, e.g. change of flow direction
    • 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
    • F28F1/04—Tubular elements of cross-section which is non-circular polygonal, e.g. rectangular
    • F28F1/045—Tubular elements of cross-section which is non-circular polygonal, e.g. rectangular with assemblies of stacked elements
    • 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
    • F28F9/001—Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core
    • 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
    • F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/0031—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other
    • F28D9/0037—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other the conduits for the other heat-exchange medium also being formed by paired plates touching each other
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2275/00—Fastening; Joining
    • F28F2275/12—Fastening; Joining by methods involving deformation of the elements
    • F28F2275/122—Fastening; Joining by methods involving deformation of the elements by crimping, caulking or clinching

Definitions

  • the present invention relates to a connection structure between a casing and a casing of a heat exchanger in which a flat tube is laminated to form a core, and a casing is fitted around the core.
  • Patent Document 1 describes a heat exchanger in which flat tubes are stacked to form a core, a casing is fitted on the outer periphery of the core, and tanks are brazed and fixed to both ends of the casing.
  • Patent Document 2 and Patent Document 3 below describe a heat exchanger having a structure in which a tank and a core are connected by caulking.
  • the heat exchanger described in Patent Document 1 forms a core by laminating flat tubes whose both ends are expanded, and a cylindrical casing having a square cross section is fitted on the outer periphery of the core.
  • the ends of the tank are brazed and fixed to both ends.
  • a tube plate is required.
  • an annular protrusion is formed on the outer periphery of the casing, resulting in a lack of compactness and a disadvantage that molding is complicated. Accordingly, an object of the present invention is to provide a tank sealing structure that has a simple structure and good sealing properties.
  • the present invention comprises a core (2) comprising a laminated body of a number of flat tubes (1), the outer periphery of the cross section of which is formed in a rectangular shape, A casing (3) fitted on the outer periphery of the core (2) and having a rectangular opening at the end; A tank receiver (9) positioned in alignment with the inner periphery of the opening end of the casing (3) and formed in a plane frame shape in a cross-sectional crank shape; An annular groove (4) formed between the tank receiver (9) and the casing (3); A tank sealing structure comprising: a tank (6) whose end is press-fitted into an annular groove (4) through a sealing material (5) and whose outer periphery is fixed by caulking.
  • a large number of recesses (20) are arranged in a window shape on the outer periphery of the tank (6), and slits (10) are formed at regular intervals on the outer periphery of the end of the opening of the casing (3).
  • This is a tank seal structure in which the opening end side of the slit (10) is pushed in parallel to the concave portion (20) side and the tank (6) is fixed by caulking.
  • the annular groove (4) has corners (7) that are wider than other portions and curved in an arc shape at four corners of a substantially rectangular shape
  • the sealing material (5) includes a pair of short side portions (5a) and a pair of long side portions (5b) having a circular cross section and a pair of long side portions (5b) connected to each other, formed at four corners, and a core portion having a circular cross section.
  • the sealing material (5) has the core portion (5c) and the flange portion (8) fitted into the annular groove (4) at the four corners
  • the tank (6) has a tank sealing structure in which the tank (6) is press-fitted into the annular groove (4) of the casing (3) through the sealing material (5) and fixed by caulking.
  • the invention according to claim 4 is the tank seal structure according to claim 3,
  • the tank (6) has a tank seal structure that is fixed by caulking from the outside of the casing (3) except for the corner (7) of the annular groove (4) of the casing (3).
  • the invention according to claim 5 is the tank seal structure according to claim 3,
  • the tank (6) is fixed to the annular groove (4) by caulking by bending a number of claws provided on the casing (3) at right angles to the tank (6) side from the outside of the casing (3).
  • This is a tank seal structure.
  • a casing 3 is fitted on a rectangular core 2 made of a laminated body of a number of flat tubes 1, and a cross-sectional crank is formed in a plane frame shape on the inner periphery of the opening end of the casing 3.
  • a tank receiver 9 is provided.
  • a tank 6 is fixed by caulking in an annular groove 4 formed between the tank receiver 9 and the casing 3 via a sealing material 5. Therefore, it is possible to form a compact and simple seal structure.
  • the invention according to claim 2 is the above-described configuration, wherein a large number of recesses 20 are arranged in a window shape on the outer periphery of the tank 6, and slits 10 are formed at regular intervals on the outer periphery of the end of the opening of the casing 3. 10, the opening end side is pushed in parallel to the concave portion 20 side, and the tank 6 is fixed by caulking. Therefore, the structure is simple and the seal structure has a high strength.
  • a tank sealing structure according to the present invention wherein, in the above-described configuration, flanges 8 integral with the core 5c project from the four corners of the sealing material 5 having a substantially rectangular plane.
  • FIG. 1 is an exploded perspective view of a tank seal structure according to the present invention.
  • 2A and 2B show a sealing material 5 used in the sealing structure, in which FIG. 2A is a plan view thereof, and FIG. 2B is a cross-sectional view taken along line DD in FIG.
  • FIG. 3 is a perspective view showing the assembled state.
  • FIG. 4 shows the attachment procedure of the seal structure, showing the attachment procedure of the seal structure as seen in the direction of arrows IV-IV in FIG. 3, (A) is the state before the attachment, and (B) is the after the attachment. Shows the state.
  • FIG. 5 is a longitudinal sectional view of the seal structure.
  • FIG. 6 is a plan view of the same.
  • FIG. 7A and 7B show a sealant 5 used in the second embodiment of the seal structure of the present invention, in which FIG. 7A is a plan view, FIG. 7B is a cross-sectional view taken along line BB in FIG. Is a perspective view of the main part, (D) is a DD arrow view of (A).
  • FIG. 8 is an exploded perspective view of the seal structure.
  • FIG. 9 is a longitudinal sectional view showing the state before and after the attachment at the four corners of the seal structure.
  • FIG. 10 is a sectional view showing a seal structure of still another embodiment.
  • FIGS. 11A and 11B are attachment explanatory views for explaining the drawbacks of a normal sealing material
  • FIG. 11C is a cross-sectional view taken along the line CC in FIG.
  • FIGS. 1 and 2 a large number of flat tubes 1 are laminated to form a core 2, and a casing 3 is fitted on the outer periphery of the core 2.
  • a tank receiver 9 is provided inside the open end of the casing 3.
  • the tank receiver 9 is bent and formed into an outer frame shape whose outer periphery is aligned with the inner periphery of the opening end of the casing 3, the inner periphery is raised and formed into an inner frame shape by bar link processing, and the entire plane is a frame shape The cross-sectional crank shape.
  • An annular groove 4 is formed between the tank receiver 9 and the casing 3.
  • the flat tube 1 constituting the core 2 is formed by fitting a pair of upper and lower groove plates. Both open end portions of the flat tube 1 are expanded in the thickness direction to form an expanded portion 1b.
  • a partition portion 1a for making a U-turn of the liquid protrudes outward from the central portion of the outer surface of the flat tube.
  • the height of the partition portion 1a is the same as the expanded height of the expanded portion 1b.
  • the flat tube 1 has a large number of dimples 14 protruding outward.
  • each flat tube 1 The widened portion 1b and the partitioning portion 1a of each flat tube 1 are laminated so as to contact each other to form the core 2.
  • the outer periphery of the core 2 is formed in a square shape, and the casing 3 is fitted on the outer periphery thereof.
  • the casing 3 includes a casing body 3a formed in a groove shape and a lid member 3b that closes between the side walls.
  • a pair of pipes 15 project from the side wall of the casing body 3a.
  • the partition part 1a and the dimple 14 may not be formed depending on circumstances.
  • the cores 2 are formed by laminating the expanded parts 1b of the flat tubes 1 so as to contact each other.
  • a large number of slits 10 are formed at regular intervals at the end of the casing 3.
  • the front end side of the slit 3 of the casing 3 is recessed, and a crimping portion 17 is formed in parallel to the side wall of the tank 6.
  • a linear ridge 11 is projected on the inner surface of the casing 3 adjacent to the slit 10 on the outer periphery of the casing 3.
  • the sealing material 5 is press-fitted between the front-end
  • the slit 10 and the ridge 11 are not formed at the four corners of the casing 3.
  • FIG. 7 is a plan view, each sectional view, and a main part perspective view of a sealing material 5 used in another sealing structure of the present invention.
  • FIG. 8 is an assembly perspective view of the seal structure, and is the same as the above embodiment except for the seal material 5.
  • a pair of tank receivers 9 are interposed at both ends of the casing 3, and the annular groove 4 is formed inside the open end of the casing 3.
  • the sealing material 5 has a pair of short sides 5a and a pair of long sides 5b.
  • the cross section of these short side parts 5a and long side parts 5b is formed circularly, and as shown in (B) and (C), these short side parts 5a and long side parts 5b are connected.
  • the flange portion 8 is integrally projected from the core portion 5c. At the four corners of the annular groove 4, the flange portions 8 of the sealing material 5 are inserted into the corner portions 7 of the annular groove 4 as shown in FIG. 9A. In addition, the seal material 5 has a circular cross section at a position other than the corner 7 of the annular groove 4 (FIG. 7D).
  • the tank 6 has a large number of recesses 20 arranged in the form of windows on its outer periphery, and the ends of the casing 3 are press-fitted into the recesses 20 as shown in FIG. . The four corners of the casing 3 are not crimped. Based on troublesome processing.
  • the corners 7 of the four corners are formed wider than the other parts (see FIG. 11C).
  • the tank receiver 9 is formed by processing a metal plate, the outer frame is bent into a flat rectangular shape, the inner peripheral frame is press-molded, and raised into a rib shape. Therefore, the rising corner is formed in an arc shape. That is, the corner 7 of the annular groove 4 is formed in a fan shape. Therefore, the width of the annular groove 4 is wide at the corner portion 7 and formed at the wide portion 4a, and narrow at other portions.
  • the sealing material 5 used in the sealing structure of the present invention has flanges 8 formed at the four corners thereof, and the ends of the flanges 8 are formed on the inner surface of the casing 3 as shown in FIGS.
  • the sealing material 5 is positioned at the corner 7 of the annular groove 4 by pressure bonding. Therefore, even if a gap is generated between the inner surface of the casing 3 and the end of the tank 6 as shown in FIG. 9B, the sealing material 5 is detached from the corner 7 of the annular groove 4. There is no. That is, it is possible to prevent movement in the annular groove 4 as shown in FIGS. Thereby, the sealing performance at the corner 7 of the annular groove 4 is improved.
  • a duct (not shown) is connected to the flange 16 of the tank 6 via a sealing material, a gas 18 flows through each flat tube 1 of the core 2, and a liquid 19 is disposed on the outer periphery thereof. In circulation, heat exchange is performed between the gas 18 and the liquid 19.
  • FIG. 10 shows another embodiment of the present invention, which is different from the above embodiment in the caulking method and the tank shape.
  • the crimping portion 17 is formed by pressing the tip portion from the slit 10, but instead, a claw is provided at both opening edges of the casing 3 at regular intervals, and the claw is bent toward the outer wall side of the tank. By doing so, the crimping portion 17 is formed.
  • the caulking method for fixing the tank is not limited to the above.
  • the shape of the tank is not particularly limited, and this example is an elongated lunch box type in which one end is open.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Geometry (AREA)
  • Gasket Seals (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
PCT/JP2015/056572 2014-03-07 2015-02-26 タンクのシール構造 Ceased WO2015133592A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP15757975.6A EP3115735B1 (en) 2014-03-07 2015-02-26 Seal structure for tank
US15/124,272 US10006723B2 (en) 2014-03-07 2015-02-26 Seal structure for tank
RU2016133728A RU2016133728A (ru) 2014-03-07 2015-02-26 Уплотнительная конструкция для резервуара
CN201580012314.6A CN106104192A (zh) 2014-03-07 2015-02-26 箱的密封结构

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014-044879 2014-03-07
JP2014044879A JP6296837B2 (ja) 2014-03-07 2014-03-07 タンクのシール構造

Publications (1)

Publication Number Publication Date
WO2015133592A1 true WO2015133592A1 (ja) 2015-09-11

Family

ID=54055392

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2015/056572 Ceased WO2015133592A1 (ja) 2014-03-07 2015-02-26 タンクのシール構造

Country Status (6)

Country Link
US (1) US10006723B2 (enExample)
EP (1) EP3115735B1 (enExample)
JP (1) JP6296837B2 (enExample)
CN (1) CN106104192A (enExample)
RU (1) RU2016133728A (enExample)
WO (1) WO2015133592A1 (enExample)

Cited By (2)

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WO2017073779A1 (ja) * 2015-10-29 2017-05-04 株式会社ティラド ヘッダプレートレス型熱交換器コアの構造
JP2019109038A (ja) * 2017-12-15 2019-07-04 フォルシア・システム・デシャプモン 熱回収デバイスおよび対応する製造プロセス

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US11313623B2 (en) * 2015-03-02 2022-04-26 Denso Corporation Heat exchanger
DE102015220965A1 (de) * 2015-10-27 2017-04-27 Mahle International Gmbh Indirekter Ladeluftkühler
JP6725978B2 (ja) * 2015-11-05 2020-07-22 株式会社ティラド 熱交換器
JP6449808B2 (ja) * 2016-04-14 2019-01-09 カルソニックカンセイ株式会社 熱交換器
US10215509B2 (en) 2016-06-21 2019-02-26 Hanon Systems Coined header for heat exchanger
EP3388773B1 (en) * 2017-04-14 2020-05-06 Valeo Autosystemy SP. Z.O.O. A heat exchanger for motor vehicles
CN109119813A (zh) * 2017-06-22 2019-01-01 中航光电科技股份有限公司 一种矩形插头及其密封圈
US11506457B2 (en) 2017-12-27 2022-11-22 T.Rad Co., Ltd. Header plateless type heat exchanger
ES2724915A1 (es) * 2018-03-16 2019-09-17 Valeo Termico Sa Intercambiador de calor para gases y procedimiento de montaje de un intercambiador de calor
DE112019000761T5 (de) * 2018-03-30 2020-11-12 T.Rad Co., Ltd. Headerplattenloser wärmetauscher
JP7010126B2 (ja) * 2018-04-19 2022-01-26 株式会社デンソー 熱交換器
DE102019112194A1 (de) * 2019-05-09 2020-11-12 Mahle International Gmbh Wärmeübertrager
JP7349821B2 (ja) * 2019-06-10 2023-09-25 株式会社ティラド 熱交換器
EP3809089A1 (en) * 2019-10-18 2021-04-21 Valeo Autosystemy SP. Z.O.O. A header tank assembly
JP6915714B1 (ja) * 2020-03-10 2021-08-04 株式会社富士通ゼネラル 熱交換器
US12289865B2 (en) * 2022-11-04 2025-04-29 Amulaire Thermal Technology, Inc. Two-phase immersion-cooling heat-dissipation composite structure having high-porosity solid structure and high-thermal-conductivity fins
CN116136377A (zh) * 2023-03-28 2023-05-19 茂名重力石化装备股份公司 一种挠性管头换热器

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JPWO2017073779A1 (ja) * 2015-10-29 2018-08-16 株式会社ティラド ヘッダプレートレス型熱交換器コアの構造
CN110686538A (zh) * 2015-10-29 2020-01-14 株式会社T.Rad 无集管板型热交换器芯的结构
US10634431B2 (en) 2015-10-29 2020-04-28 T.Rad Co., Ltd. Structure of heat exchanger core without header plate
CN110686538B (zh) * 2015-10-29 2021-01-08 株式会社T.Rad 无集管板型热交换器芯的结构
JP2019109038A (ja) * 2017-12-15 2019-07-04 フォルシア・システム・デシャプモン 熱回収デバイスおよび対応する製造プロセス

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CN106104192A (zh) 2016-11-09
US10006723B2 (en) 2018-06-26
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US20170016684A1 (en) 2017-01-19
EP3115735B1 (en) 2018-09-26

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