[go: up one dir, main page]

WO2018147471A1 - Échangeur de chaleur à douille de roulement - Google Patents

Échangeur de chaleur à douille de roulement Download PDF

Info

Publication number
WO2018147471A1
WO2018147471A1 PCT/JP2018/005365 JP2018005365W WO2018147471A1 WO 2018147471 A1 WO2018147471 A1 WO 2018147471A1 JP 2018005365 W JP2018005365 W JP 2018005365W WO 2018147471 A1 WO2018147471 A1 WO 2018147471A1
Authority
WO
WIPO (PCT)
Prior art keywords
cup
heat exchanger
casing
type heat
cooling water
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/JP2018/005365
Other languages
English (en)
Japanese (ja)
Inventor
小室　朗
聡 大友
健太郎 木村
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
Publication of WO2018147471A1 publication Critical patent/WO2018147471A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

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
    • F28D1/03—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 plate-like or laminated conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
    • F28F3/08—Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
    • 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

Definitions

  • the present invention relates to a drone cup type heat exchanger in which a core portion in which a plurality of tube elements are stacked is housed in a box-shaped casing, such as an intercooler.
  • a drone cup type heat exchanger as a heat exchanger that cools a high-temperature gas with a liquid such as cooling water.
  • the Delon cup type heat exchanger is formed by forming a tube element by a combination of a pair of cup plates and laminating a plurality of the tube elements. Each cup plate has a bulging surface at the end of a flat cooling water flow path, and a cooling water communication hole is formed at the bulging end surface.
  • the core of the heat exchanger is formed by arranging the pair of cup plates so as to face each other and joining the peripheral edges thereof by brazing or the like.
  • FIG. 6 is an example of a tube plate for forming a tube element used in a conventional drone cup type heat exchanger. 6A is a perspective view showing one end of the cup plate, and FIG.
  • FIG. 6B is a cross-sectional view taken along the line BB in FIG. 6A.
  • the cup plate 1 is slightly raised in the thickness direction from a peripheral edge to an elongated flat surface, and is provided at a gas flow surface 4 (flat portion 3) through which gas flows on an outer surface thereof, and an end portion of the flat portion 3. It has a cup part 7.
  • a cooling water communication hole 8 is formed in the cup portion 7.
  • the cooling water communication hole 8 is annular.
  • the cooling water communication hole 8 communicates cooling water between the plurality of stacked tube elements in a state where the plurality of tube elements are stacked to form the core portion.
  • the tube element is formed by opposing a pair of cup plates to each other and joining the cup portions 7 to each other.
  • FIG. 6 illustrates only the end portion of the one cup plate. Yes.
  • the core part is accommodated in the casing.
  • the casing includes a box-shaped casing main body having a bottom portion and side portions, and a lid that seals the opening.
  • the upper end of the core in the stacking direction is fixed to the lower part of the lid by brazing or the like. That is, the fixed portion of the core portion with respect to the casing is only the upper end portion in the stacking direction. For example, when cooling high-temperature charge air with cooling water, the charge air is led from the casing to the outer surface side of each tube element, and the cooling water for cooling it is led into the tube element.
  • Patent Document 1 As a means for reducing the stress of the core part in the drone cup type heat exchanger, by connecting each plate at the cup part at the end in the longitudinal direction of each drone cup, It describes that thermal stress is reduced.
  • an object of the present invention is to provide a new drone cup type heat exchanger that can reliably reduce the thermal stress at the end of each plate.
  • the first invention of the present invention has a flat portion 3 formed on the outer surface so as to be flat in the thickness direction from the peripheral edge, and a convex portion peripheral surface 7a whose outer periphery bulges in the thickness direction at the end of the flat portion 3.
  • the plate 1 is formed by the projecting cup portion 7 and the cooling water communication hole 8 formed at the top of the cup portion 7.
  • a pair of plates 1 are opposed to each other at the cup portion 7 to constitute the tube element 2;
  • a plurality of tube elements 2 are stacked to constitute the core portion 19,
  • the core portion 19 is stored in a box-shaped casing,
  • the casing is composed of a casing body 18 and a lid portion 13 that seals the opening 20 thereof,
  • a stepped portion 9 for reducing stress generated in the cup portion 7 is formed in an annular shape on the convex peripheral surface 7a of the cup portion 7 (Claim 1).
  • the step portion 9 is formed in a plurality of steps (claim 2).
  • the convex portion peripheral surface 7a has an inclined surface inclined from the top of the cup portion 7 toward the flat portion 3, and the inclined surface has The step portion 9 is formed (claim 3).
  • the bulging surface is formed in the cup part of the tube element, it has been found through experiments that the stress from the casing is applied more to the bulging part than the flat flow part. In particular, the stress that propagates from the casing concentrates more on the cup at the upper end in the stacking direction of the core that is fixed to the lid of the casing, thereby deteriorating the durability of the cup and easily damaging the tube element. It also turned out to be. 1st invention formed the cyclic
  • the stress which propagates from a casing side to a cup part can be relieve
  • the stress that is greatly generated in the cup portion at the upper end portion in the stacking direction of the core portion is successively propagated to all the cup portions having stepped portions that are coaxially stacked and fixed to each other, and absorbed by the stepped portions in the respective cup portions. It will be done. Therefore, the stress generated in the cup portion at the upper end portion in the stacking direction of the core portion is efficiently dispersed and reduced as the entire tube element. As a result, the durability of the core part is also reliably improved.
  • the second invention is characterized in that a plurality of step portions are formed.
  • a plurality of step portions are formed in this way, the deformation action by the step portions becomes more efficient, and the stress reduction effect on the cup portion is further improved.
  • the convex portion peripheral surface has an inclined surface inclined from the top of the cup portion toward the flat portion, and a step portion is formed on the inclined surface. Since the cup part configured in this manner is combined with the deformation of both the inclined surface and the step part, the stress reduction effect is further increased.
  • FIG. 1 is a partial perspective view of a cup element forming tube element in the heat exchanger of the present invention.
  • 2 is a partial plan view (A), a BB sectional view (B), and a CC sectional view (C) of FIG.
  • FIG. 3 is a partial cross-sectional view showing a state in which a plurality of tube elements formed by the cup plate of FIG. 1 are stacked.
  • FIG. 4 is a perspective view showing a fixed relationship between a plurality of tube elements stacked as shown in FIG. 3 and a lid portion of the casing.
  • FIG. 5 is a perspective view showing a fixing relationship between the casing lid portion and the box-shaped casing body after the plurality of tube elements and the casing lid shown in FIG. 4 are fixed to each other.
  • FIG. 6 is the fragmentary perspective view (A) and sectional drawing (B) which show the example of the cup plate for tube element formation used for the conventional drone cup type heat exchanger.
  • FIG. 1 is a partial perspective view showing an embodiment of a cup plate used in the heat exchanger of the present invention
  • FIG. 2 (A) is a partial plan view of FIG. 1
  • FIG. 2 (B) is B of FIG. -B arrow sectional drawing
  • FIG.2 (C) is CC arrow sectional drawing of FIG. 2 (A).
  • the same reference numerals are given to the same parts as those shown in FIG. 6 as the prior art, and the overlapping description is omitted as far as possible.
  • FIG. 1 is a partial perspective view showing an embodiment of a cup plate used in the heat exchanger of the present invention
  • FIG. 2 (A) is a partial plan view of FIG. 1
  • FIG. 2 (B) is B of FIG. -B arrow sectional drawing
  • FIG.2 (C) is CC arrow sectional drawing of FIG. 2 (A).
  • the same reference numerals are given to the same parts as those shown in FIG. 6 as the prior art, and the overlapping description is o
  • the two cup parts 7 on the left and right sides are integrally formed in the width direction with respect to the partition, and the cooling water 12 is supplied to the inside to make a U-turn around the partition 26.
  • a pair of cup portions may be formed at both ends in the longitudinal direction.
  • the outer surface of the cup plate 1 is composed of a flat portion 3 that is long and narrow from the peripheral edge 6 in the thickness direction, and has a gas flow surface 4 on the outer surface side and a cup portion 7 provided at an end of the flat portion 3.
  • the cup portion 7 includes a rising peripheral surface 7a, a top portion, and a cooling water communication hole 8 provided at the top portion.
  • a pair of side wall portions 4 a are raised at both longitudinal edges of the cup plate 1, but the side wall portions 4 a may not be provided.
  • the convex peripheral surface 7a formed on the periphery of the cup portion 7 of the cup plate 1 bulges upward from the extended surface of the flat gas flow surface 4, and the convex peripheral surface 7a is a stepped inclined surface. It is formed (see FIGS. 2B and 2C).
  • An elliptical cooling water communication hole 8 is formed at the top of the cup portion 7.
  • the convex portion peripheral surface 7 a formed on the peripheral surface of the cup portion 7 rises from the flat gas flow surface 4 and decreases in radius toward the cooling water communication hole 8.
  • Two step portions 9 are formed in the middle of the long side of the elliptical ring-shaped ellipse formed toward the cooling water communication hole 8 as shown in FIG.
  • one stepped portion 9 is formed in the middle of the convex peripheral surface 7a on the short side of the elliptical ring as shown in FIG.
  • the stress reducing effect from the casing side is efficiently exhibited as described above.
  • the number of steps of the stepped portion 9 is limited by the length of the inclined surface that is inclined from the top of the cup portion toward the flat portion (the length on the way of the convex peripheral surface 7a).
  • the portion 9 can be formed in three or more stages. FIG.
  • FIG. 3 is a partial cross-sectional view showing a state in which a plurality of tube elements 2 formed using the cup plate 1 of FIG. 1 are stacked.
  • the tube element 2 has a pair of cup plates 1 oppositely arranged in opposite directions, and their peripheral portions are fixed to each other by brazing or the like at the top of the cup portion 7.
  • FIG. 3 only a part of the tube element 2 constituting the uppermost stage and the two-stage part in the stacking direction is drawn with a solid line.
  • An elongated cooling water passage 25 is formed on the inner surface side of the gas flow surface 4 constituted by the elongated flat portion 3, and the outer fin 11 is disposed on the outer surface side of the gas flow surface 4.
  • An inner fin can be provided in the cooling water channel 25.
  • FIG. 4 is a perspective view showing a fixed relationship between the plurality of tube elements 2 stacked as shown in FIG. 3 and the lid portion 13 of the casing.
  • the lid 13 is a rectangular flat plate made of aluminum alloy or the like.
  • An inlet portion 14 and an outlet portion 15 for supplying and discharging cooling water or the like are provided at one end portion in the longitudinal direction of the lid portion 13. These communicate with the cooling water communication hole 8 of the cup portion 7 of the tube element 2, and allow the cooling water 12 to flow through the flow passage 25.
  • FIG. 4 is a perspective view showing a fixing relationship between the casing lid 13 and the box-shaped casing body 18 after the plurality of tube elements 2 and the casing lid 13 shown in FIG. 4 are fixed to each other.
  • a combination of the lid 13 and the casing body 18 constitutes a heat exchanger casing.
  • the plurality of cup plates 1, the lid portion 13, and the outer fin 11 are fixed and integrated together by brazing or the like. Specifically, as shown in FIG. 5, a plurality of paired cup plates 1 are stacked, the inner surface of the lid portion 13 is in contact with the outer surface of the uppermost cup plate, and the entire state is maintained at once while maintaining the state. Fix by attaching.
  • the core portion 19 is configured by the plurality of fixed tube elements 2, and the core portion 19 is fixed to the lid portion 13.
  • the box-shaped casing body 18 is made of aluminum alloy or the like, and an opening 20 is formed at the upper part of four vertical side portions. A packing 24 is disposed in the opening 20, and the lid portion 13 is arranged from above.
  • the fixed core part 19 is inserted. After the insertion, a plurality of bolt holes 21 provided in the peripheral edge portion of the opening 20 of the casing body 18 and the bolt holes 16 of the lid portion 13 are aligned and screwed together with the bolts 17, and the lid portion 13 and the casing are then fastened.
  • the main bodies 18 are fixed to each other.
  • the casing body 18 is provided with an inflow portion 22 and an outflow portion 23 through which the charge air 10 that is a high-temperature gas flows in and out. The gas flows in the direction indicated by the arrow in FIG.
  • the present invention can be used for a drone cup type heat exchanger in which a high-temperature gas or the like circulates.

Landscapes

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

Abstract

L'invention concerne un nouvel échangeur de chaleur à douille de roulement qui réduit la contrainte sur une partie centrale. Un élément tube (2) est réalisé à partir de deux plaques de douille opposées. Chaque plaque de douille (1) comporte une partie douille (7) qui est disposée au niveau de la partie d'extrémité de la plaque de douille et un trou de communication (8) permettant de refroidir l'eau est formé sur la partie supérieure de la partie douille (7). Une partie centrale (19) est conçue par empilement de plusieurs éléments tubes (2). La partie centrale (19) est logée à l'intérieur d'un boîtier constitué d'un corps de boîtier (18) en forme de boîte et d'un couvercle (13) permettant d'étanchéifier l'ouverture (20) du corps de boîtier. L'échangeur de chaleur à douille de roulement, dans lequel le bord supérieur dans la direction d'empilement de la partie centrale (19) est fixé au couvercle (13), est caractérisé en ce qu'une partie étagée (9) permettant de réduire la contrainte générée sur la partie douille (7) est formée sur la surface circonférentielle saillante (7a) de la partie douille (7).
PCT/JP2018/005365 2017-02-13 2018-02-08 Échangeur de chaleur à douille de roulement Ceased WO2018147471A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017023980 2017-02-13
JP2017-023980 2017-02-13

Publications (1)

Publication Number Publication Date
WO2018147471A1 true WO2018147471A1 (fr) 2018-08-16

Family

ID=63106839

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/005365 Ceased WO2018147471A1 (fr) 2017-02-13 2018-02-08 Échangeur de chaleur à douille de roulement

Country Status (1)

Country Link
WO (1) WO2018147471A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024252922A1 (fr) * 2023-06-09 2024-12-12 パナソニックＩｐマネジメント株式会社 Échangeur de chaleur et climatiseur le comportant

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59197796A (ja) * 1983-04-21 1984-11-09 Honda Motor Co Ltd 車輌用放熱器
JPS61259086A (ja) * 1985-03-06 1986-11-17 マコ−ド・ヒ−ト・トランスフア・コ−ポレイシヨン 単一流路或は２重流路配列のいずれをも創出し得る板部材を使用する、熱交換器コア構造
DE19902504A1 (de) * 1999-01-22 2000-08-10 Behr Gmbh & Co Wärmeübertrager, insbesondere Ladeluftkühler
JP2003240477A (ja) * 2002-02-19 2003-08-27 Calsonic Kansei Corp 積層型熱交換器のコア部構造
JP2005214521A (ja) * 2004-01-29 2005-08-11 Mitsubishi Heavy Ind Ltd 積層型熱交換器
JP2005257106A (ja) * 2004-03-09 2005-09-22 Calsonic Kansei Corp 熱交換器
JP2013545219A (ja) * 2010-10-04 2013-12-19 デーナ、カナダ、コーパレイシャン 電池のための共形流体冷却熱交換器
WO2017018431A1 (fr) * 2015-07-24 2017-02-02 株式会社ティラド Structure de montage pour refroidisseurs d'air refroidis à l'eau

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59197796A (ja) * 1983-04-21 1984-11-09 Honda Motor Co Ltd 車輌用放熱器
JPS61259086A (ja) * 1985-03-06 1986-11-17 マコ−ド・ヒ−ト・トランスフア・コ−ポレイシヨン 単一流路或は２重流路配列のいずれをも創出し得る板部材を使用する、熱交換器コア構造
DE19902504A1 (de) * 1999-01-22 2000-08-10 Behr Gmbh & Co Wärmeübertrager, insbesondere Ladeluftkühler
JP2003240477A (ja) * 2002-02-19 2003-08-27 Calsonic Kansei Corp 積層型熱交換器のコア部構造
JP2005214521A (ja) * 2004-01-29 2005-08-11 Mitsubishi Heavy Ind Ltd 積層型熱交換器
JP2005257106A (ja) * 2004-03-09 2005-09-22 Calsonic Kansei Corp 熱交換器
JP2013545219A (ja) * 2010-10-04 2013-12-19 デーナ、カナダ、コーパレイシャン 電池のための共形流体冷却熱交換器
WO2017018431A1 (fr) * 2015-07-24 2017-02-02 株式会社ティラド Structure de montage pour refroidisseurs d'air refroidis à l'eau

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024252922A1 (fr) * 2023-06-09 2024-12-12 パナソニックＩｐマネジメント株式会社 Échangeur de chaleur et climatiseur le comportant

Similar Documents

Publication Publication Date Title
US10066874B2 (en) Plate heat exchanger and method for constructing multiple passes in the plate heat exchanger
JP6671170B2 (ja) 熱交換器
KR101569820B1 (ko) 엔드 탱크부 일체형 바디 쉘을 갖는 egr 쿨러
CN107924898A (zh) 层叠型散热器
WO2010150879A1 (fr) Echangeur de chaleur
JP2012514733A (ja) 熱交換器ならびにそれを製造および使用する方法
JP2000329493A (ja) 積層型熱交換器
JP6154122B2 (ja) 多板積層式熱交換器
JP2005147443A (ja) 積層型熱交換器
JPWO2018116370A1 (ja) 熱交換装置
WO2017203869A1 (fr) Échangeur de chaleur
CN112531260A (zh) 蓄电池组
US20150155465A1 (en) Thermoelectric device
CN104896990A (zh) 无联箱板换热器的罐连接构造
WO2018147471A1 (fr) Échangeur de chaleur à douille de roulement
JP6341530B2 (ja) 多管式熱交換器
JP6755871B2 (ja) 水冷エアークーラの取付構造
JP7244251B2 (ja) 積層型熱交換器
US11105559B2 (en) Drawn cup-type heat exchanger
JP2016183833A (ja) ヘッダープレートレス熱交換器
JP2019190796A (ja) 複合型熱交換器のタンク構造
JP7323976B2 (ja) フランジ構造および同構造を有する熱交換器
JP2007278613A (ja) オイルクーラ内蔵ラジエータ
JP2015105818A (ja) ヘッダプレートレス型熱交換器
JP6153818B2 (ja) オイルクーラ

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18751269

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18751269

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: JP