JPH08178557A - Laminated heat exchanger - Google Patents
Laminated heat exchangerInfo
- Publication number
- JPH08178557A JPH08178557A JP32766394A JP32766394A JPH08178557A JP H08178557 A JPH08178557 A JP H08178557A JP 32766394 A JP32766394 A JP 32766394A JP 32766394 A JP32766394 A JP 32766394A JP H08178557 A JPH08178557 A JP H08178557A
- Authority
- JP
- Japan
- Prior art keywords
- plate
- circular
- primary
- side flow
- flow path
- 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
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Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、空調装置および給湯装
置等に用いられる熱交換器に関するもので、特に、積層
熱交換器に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heat exchanger used for an air conditioner, a water heater, etc., and more particularly to a laminated heat exchanger.
【０００２】[0002]
【従来の技術】従来この種の積層熱交換器は、図５に示
すように、下板１と、１次側流体の流路が打ち抜かれた
１次側流路板２と、隔壁板３と、２次側流体の流路が打
ち抜かかれた２次側流路板４と、上板５とからなる角形
の平板状の金属板を順に積みあげて、金属板間にシート
状のろう材６をはさみ、熱処理炉においてろう付け等の
加工法で各金属板同志を接合して、角形の形状の積層熱
交換器が構成されていた。2. Description of the Related Art Conventionally, as shown in FIG. 5, a laminated heat exchanger of this type has a lower plate 1, a primary side flow path plate 2 having a primary side fluid flow path punched out, and a partition wall plate 3. Then, a rectangular flat metal plate composed of a secondary flow path plate 4 in which a secondary fluid flow path is punched out and an upper plate 5 is stacked in order, and a sheet-shaped brazing material is provided between the metal plates. Each of the metal plates was sandwiched by 6 and joined by a processing method such as brazing in a heat treatment furnace to form a square-shaped laminated heat exchanger.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、上記の
ような構成では、内部圧力に対する耐圧が低く、高圧を
保証するためには過大な板厚の金属板をもちいなければ
ならず、また、流路板の縁も太くしなければならない。
このためコストも高くなり、さらに縦長の狭い空間にも
納め難かった。また、１次側流路と２次側流路が対向流
熱交換を行うような流路を設計するのが困難であるとい
う課題も有していた。However, in the above structure, the pressure resistance against the internal pressure is low, and in order to guarantee the high pressure, a metal plate having an excessive thickness must be used, and the flow path The edges of the board should also be thick.
For this reason, the cost is high, and it is difficult to fit in a vertically narrow space. Further, there is a problem that it is difficult to design a flow path in which the primary flow path and the secondary flow path perform counterflow heat exchange.
【０００４】本発明は、かかる従来の課題を解決するも
ので、高圧の流体に対応する安価で設置性に優れ、高性
能な積層熱交換器を提供することを目的とする。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems, and an object of the present invention is to provide a laminated heat exchanger corresponding to a high-pressure fluid, which is inexpensive, excellent in installation and high in performance.
【０００５】[0005]
【課題を解決するための手段】上記課題を解決するため
に、本発明の積層熱交換器は、円形の下板と、１次側流
体の流路が打ち抜かれた円形の１次側流路板と、円形の
隔壁板と、２次側流体の流路が打ち抜かれた円形の２次
側流路板と、円形の上板とを順に積みあげて円筒状の積
層熱交換器を構成するものである。このとき、１次側流
路板と２次側流路板とは同一の形状を有し、積み重ねる
さいには、１次側流路板に対して２次側流路板は裏返し
て用いるものである。さらに、流路構成は、１次側流体
および２次側流体の入口と出口を円形平板の中心部に配
設し、熱交換流路が入口と出口の外側に配設されるとと
もに、１次側流体の入口と出口および２次側流体の入口
と出口が、円形板上の中心部に４分割した位置において
同一流体の入口と出口が隣合う事なく相対するように設
けられるとともに、熱交換流路が円形板上に対象に配置
されるものである。In order to solve the above-mentioned problems, a laminated heat exchanger according to the present invention is provided with a circular lower plate and a circular primary-side flow passage in which a primary-side fluid flow passage is punched out. A plate, a circular partition plate, a circular secondary side flow channel plate having a secondary side fluid flow path punched out, and a circular upper plate are stacked in this order to form a cylindrical laminated heat exchanger. It is a thing. At this time, the primary side flow path plate and the secondary side flow path plate have the same shape, and when stacking, the secondary side flow path plate is used upside down with respect to the primary side flow path plate. Is. Further, in the flow path configuration, the inlet and the outlet of the primary side fluid and the secondary side fluid are arranged in the central part of the circular flat plate, and the heat exchange channel is arranged outside the inlet and the outlet, and The inlet and outlet of the side fluid and the inlet and the outlet of the secondary fluid are provided so that the inlet and the outlet of the same fluid face each other at a position divided into four in the center of the circular plate without adjoining each other, and heat exchange. The flow channel is arranged on the circular plate as a target.
【０００６】また、隔壁板の材質が、１次側流路板と２
次側流路板の材質と異なるとともに、１次側流路板と２
次側流路板の材質のもつ熱伝導率よりも高い熱伝導率を
有する材質の隔壁板で構成されるものである。Further, the material of the partition plate is made of the primary flow path plate and the secondary flow path plate.
In addition to the material of the secondary side flow path plate,
The partition wall plate is made of a material having a higher thermal conductivity than that of the material of the secondary channel plate.
【０００７】[0007]
【作用】本発明は、上記した構成によって、積層熱交換
器の外周部は円周となるので、内部の流体圧力が高い場
合も使用可能な高耐圧を実現できる。さらに１次側流路
板と２次側流路板は共通となっているため、製造のため
の設備も共通化できるので安価に製造可能である。１次
側流体の入口および２次側流体の入口と出口は円形平板
の中心部に配設され、熱交換流路が入口と出口の外側に
配設されているため円形外周部の接合部の面積も大きく
とれるため高耐圧を実現できるとともに流体の取り出し
管も容易に設けられる。さらに、１次側流体の入口と出
口および２次側流体の入口と出口が、円形板上の中心部
に４分割した位置において同一流体の入口と出口が隣合
う事なく相対するように設けられるとともに、熱交換流
路が円形板上に対象に配置されているため、１次側流路
板と２次側流路板とは同一形状となり、一方を裏返した
状態で用いることができる。According to the present invention, since the outer peripheral portion of the laminated heat exchanger has a circumference due to the above-described structure, it is possible to realize a high withstand pressure that can be used even when the fluid pressure inside is high. Further, since the primary-side flow channel plate and the secondary-side flow channel plate are common, the equipment for manufacturing can also be shared, so that the manufacturing can be performed at low cost. The inlet of the primary fluid and the inlet and outlet of the secondary fluid are arranged at the center of the circular flat plate, and the heat exchange flow passages are arranged outside the inlet and the outlet, so Since a large area can be taken, high withstand pressure can be realized and a fluid take-out pipe can be easily provided. Further, the inlet and the outlet of the primary fluid and the inlet and the outlet of the secondary fluid are provided so that the inlet and the outlet of the same fluid face each other at positions divided into four in the center of the circular plate without adjoining each other. At the same time, since the heat exchange flow paths are symmetrically arranged on the circular plate, the primary side flow path plate and the secondary side flow path plate have the same shape, and one of them can be used with being turned upside down.
【０００８】隔壁板に高い熱伝導率を有する材質を用い
ることにより、隔壁板を介して行われる１次側流体と２
次側流体との熱交換の性能も向上し高性能を有する積層
熱交換器を実現することができる。By using a material having a high thermal conductivity for the partition plate, the primary side fluid and
The performance of heat exchange with the secondary fluid is also improved, and a laminated heat exchanger having high performance can be realized.
【０００９】[0009]
【実施例】以下、本発明の一実施例を添付図面に基づい
て説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the accompanying drawings.
【００１０】図１において、円形の下板７と、１次側流
体の流路が打ち抜かれた円形の１次側流路板８と、円形
の隔壁板９と、２次側流体の流路が打ち抜かれた円形の
２次側流路板１０と、円形の上板１１とは、順に積み重
ねられ円筒状の積層熱交換器を構成するものである。各
板材の材質はステンレス等の金属板が用いられ、各板材
の接合においては、１次側流路板と２次側流路板の両面
に鍍金して、順に積み重ねられた状態で熱処理すること
により一体に接合される。１次側流路板８と２次側流路
板１０の形状は同一のものであり、一方を裏返した状態
で積み重ねられている。In FIG. 1, a circular lower plate 7, a circular primary-side flow channel plate 8 in which a primary-side fluid flow channel is punched out, a circular partition plate 9 and a secondary-side fluid flow channel. The circular secondary side flow path plate 10 and the circular upper plate 11 which are punched out are sequentially stacked to form a cylindrical laminated heat exchanger. A metal plate such as stainless steel is used as a material of each plate material, and when joining the plate materials, both sides of the primary side flow path plate and the secondary side flow path plate are plated and heat-treated in a state of being stacked in order. Are joined together by. The primary-side flow path plate 8 and the secondary-side flow path plate 10 have the same shape, and one of them is stacked upside down.
【００１１】図２は、１次側流路板８と２次側流路板１
０に用いられている流路構成であり、１次側流体の入口
１２ａと出口１３ａと、２次側流体の流路の入口１２ｂ
と出口１３ｂは円の中心部分に、熱交換流路１４は入口
１２ａ、１２ｂと出口１３ａ、１３ｂの外側を囲む状態
に配置されている。さらに、入口１２ａ、１２ｂと出口
１３ａ、１３ｂの配置は、円の中心部を４分割する位置
に同一流体の入口１２ａと出口１３ａおよび入口１２ｂ
と出口１３ｂが隣合うことなく相対するように配設され
ると同時に、熱交換流路１４は入口１２ａ、１２ｂと出
口１３ａ、１３ｂの外側を囲む状態で半円部分が互いに
対象となるように配置されている。FIG. 2 shows a primary side channel plate 8 and a secondary side channel plate 1.
No. 0, which is the flow path configuration used for the primary fluid, the inlet 12a and the outlet 13a of the primary fluid, and the inlet 12b of the flow of the secondary fluid.
The outlet 13b is arranged in the center of the circle, and the heat exchange passage 14 is arranged so as to surround the outsides of the inlets 12a, 12b and the outlets 13a, 13b. Further, the inlets 12a and 12b and the outlets 13a and 13b are arranged such that the inlet 12a, the outlet 13a and the inlet 12b of the same fluid are located at positions where the center of the circle is divided into four.
And the outlet 13b are arranged so as to face each other without being adjacent to each other, and at the same time, the heat exchange flow passage 14 surrounds the outsides of the inlets 12a, 12b and the outlets 13a, 13b so that the semicircular portions are symmetrical to each other. It is arranged.
【００１２】図３は、隔壁板９で、１次側流路板８と２
次側流路板１０の入口１２ａ、１２ｂと出口１３ａ、１
３ｂに対応するように孔１５が設けられている。FIG. 3 shows a partition plate 9, which is the primary side flow path plates 8 and 2.
Inlets 12a, 12b and outlets 13a, 1 of the secondary channel plate 10
Holes 15 are provided so as to correspond to 3b.
【００１３】上記構成において、熱交換器の形状を円筒
状にすることができるので、内圧を大きく設定すること
ができる。さらに、１次側流路板８と２次側流路板１０
とは同一の形状にして一方を裏返して積み重ねて用いる
ので、製造設備も共用することができる。また、１次側
流体の入口１２ａと出口１３ａと、２次側流体の流路の
入口１２ｂと出口１３ｂは円の中心近くに配置されてい
るため、接続管１６も容易に設けることができるととも
に、熱交換流路１４が最外周部に円弧状に設けられてい
るため、耐圧強度も大きい。一方、入口１２ａと出口１
３ａおよび入口１２ｂと出口１３ｂが隣合うことなく相
対するように配設されると同時に、熱交換流路１４は半
円部分が互いに対象となるように配置されているため、
１次側流路板８と２次側流路板１０とは裏返して積み重
ねることにより同一の形状のものを用いることができ
る。In the above structure, since the heat exchanger can be formed in a cylindrical shape, the internal pressure can be set large. Further, the primary side flow path plate 8 and the secondary side flow path plate 10
Since the same shape is used and one of them is turned upside down and stacked, the manufacturing equipment can be shared. Further, since the inlet 12a and the outlet 13a of the primary fluid and the inlet 12b and the outlet 13b of the flow passage of the secondary fluid are arranged near the center of the circle, the connecting pipe 16 can be easily provided. Since the heat exchange flow passage 14 is provided in the outermost peripheral portion in an arc shape, the pressure resistance is large. On the other hand, the inlet 12a and the outlet 1
3a and the inlet 12b and the outlet 13b are arranged so as to face each other without being adjacent to each other, and at the same time, the heat exchange flow passages 14 are arranged so that the semicircular portions thereof are symmetrical to each other.
The primary side flow path plate 8 and the secondary side flow path plate 10 can be used by turning over and stacking them to have the same shape.
【００１４】次に本発明の他の実施例を図４を用いて説
明する。図４において、前記実施例と相違する点は、隔
壁板９の材質と１次側流路板８と２次側流路板１０の材
質を違えた事と、１次側流路板８と隔壁板９と２次側流
路板１０を複数枚順に積み重ねた構成としたものであ
る。１次側流路板８と２次側流路板１０の材質をステン
レスとした場合、隔壁板９には熱伝導率の高い銅を用い
る。この構成によれば高密度の熱交換器が実現できると
ともに、１次側流体と２次側流体が隔壁板９を介して高
性能の熱交換を行うことができる。さらに、ステンレス
と銅のような組合せにおいては、高温雰囲気において加
圧することにより、ロー材を用いずに直接接合すること
もできる。Next, another embodiment of the present invention will be described with reference to FIG. In FIG. 4, the difference from the above embodiment is that the material of the partition plate 9 and the material of the primary side flow path plate 8 and the secondary side flow path plate 10 are different, A plurality of partition plates 9 and secondary side flow path plates 10 are stacked in order. When the material of the primary-side flow path plate 8 and the secondary-side flow path plate 10 is stainless steel, the partition plate 9 is made of copper having high thermal conductivity. With this configuration, a high-density heat exchanger can be realized, and the primary-side fluid and the secondary-side fluid can perform high-performance heat exchange via the partition plate 9. Further, in the case of a combination such as stainless steel and copper, it is possible to directly bond without using a brazing material by applying pressure in a high temperature atmosphere.
【００１５】[0015]
【発明の効果】以上のように本発明の積層熱交換器によ
れば、次の効果が得られる。As described above, according to the laminated heat exchanger of the present invention, the following effects can be obtained.
【００１６】（１）熱交換器の形状を円筒状としている
ため、耐圧強度が大きく、狭い空間にも設置のできる積
層熱交換器を実現できるという効果がある。(1) Since the shape of the heat exchanger is cylindrical, there is an effect that it is possible to realize a laminated heat exchanger which has a large pressure resistance and can be installed even in a narrow space.
【００１７】（２）１次側流路板と２次側流路板の形状
が同一で、一方を裏返して積み重ねる構成としているた
め、流路板を製造するプレスの金型等の共通化が図れ、
安価に製造することができるという効果がある。(2) Since the primary-side flow channel plate and the secondary-side flow channel plate have the same shape and one of them is turned upside down to be stacked, the press die for manufacturing the flow channel plate can be commonly used. Plan
There is an effect that it can be manufactured at low cost.
【００１８】（３）１次側流体および２次側流体の入口
と出口を円の中心部に設け、熱交換流路部を外周部に配
設しているため、接続管を容易に取りつけることができ
るとともに、耐圧強度を大きくすることができるという
効果がある。(3) Since the inlet and outlet of the primary fluid and the secondary fluid are provided in the center of the circle and the heat exchange flow passage is provided in the outer periphery, the connecting pipe can be easily attached. In addition to that, there is an effect that the pressure resistance can be increased.
【００１９】（４）１次側流体および２次側流体の入口
と出口を円の中心部に対向する位置に設けるとともに、
熱交換流路部を外周部に対称に配置することにより、１
次側流路板と２次側流路板の形状を同じにする流路構成
を実現できるという効果がある。(4) The inlet and outlet of the primary fluid and the secondary fluid are provided at positions facing the center of the circle, and
By arranging the heat exchange flow path part symmetrically on the outer peripheral part,
There is an effect that it is possible to realize a flow channel configuration in which the secondary side flow channel plate and the secondary side flow channel plate have the same shape.
【００２０】（５）隔壁板の材質を熱伝導率の良い材質
を用いることにより、高性能の熱交換を実現するととも
に安価な積層熱交換器を製作できるという効果がある。(5) By using a material having a high thermal conductivity as the material of the partition plate, it is possible to realize high-performance heat exchange and to manufacture an inexpensive laminated heat exchanger.
【図１】本発明の一実施例における積層熱交換器の構成
図FIG. 1 is a configuration diagram of a laminated heat exchanger according to an embodiment of the present invention.
【図２】同実施例の１次側流路板と２次側流路板の流路
の構成図FIG. 2 is a configuration diagram of flow paths of a primary-side flow path plate and a secondary-side flow path plate of the same embodiment.
【図３】同実施例の隔壁板の構成図FIG. 3 is a configuration diagram of a partition plate of the same embodiment.
【図４】本発明の他の実施例における積層熱交換器の構
成図FIG. 4 is a configuration diagram of a laminated heat exchanger according to another embodiment of the present invention.
【図５】従来の積層熱交換器の構成図FIG. 5 is a block diagram of a conventional laminated heat exchanger.
７ 下板 ８ １次側流路板 ９ 隔壁板 １０ ２次側流路板 １１ 上板 １２ 入口 １３ 出口 １４ 熱交換流路 7 Lower plate 8 Primary side channel plate 9 Partition plate 10 Secondary side channel plate 11 Upper plate 12 Inlet 13 Outlet 14 Heat exchange channel
Claims (5)
かれた円形の１次側流路板と、円形の隔壁板と、２次側
流体の流路が打ち抜かれた円形の２次側流路板と、円形
の上板とを順に積みあげて構成される円筒状の積層熱交
換器。1. A circular lower plate, a circular primary side flow channel plate in which a primary side fluid flow path is punched out, a circular partition plate, and a circular shape in which a secondary side fluid flow path is punched out. A cylindrical laminated heat exchanger configured by sequentially stacking the secondary side flow passage plate and the circular upper plate.
を有するともに、１次側流路板に対し、２次側流路板は
１次側流路板を裏返した状態で積み上げて構成される請
求項１記載の積層熱交換器。2. The primary-side flow channel plate and the secondary-side flow channel plate have the same shape, and the secondary-side flow channel plate reverses the primary-side flow channel plate with respect to the primary-side flow channel plate. The laminated heat exchanger according to claim 1, wherein the laminated heat exchanger is configured by being stacked in a closed state.
を円形平板の中心部に配設し、熱交換流路を前記入口と
出口の外側に配設した１次側流路板と２次側流路板を有
する請求項１記載の積層熱交換器。3. A primary-side flow passage plate in which inlets and outlets of the primary-side fluid and the secondary-side fluid are arranged at the center of a circular flat plate, and heat exchange passages are arranged outside the inlet and the outlet. The laminated heat exchanger according to claim 1, further comprising:
の入口と出口が、円形板上の中心部に４分割した位置に
おいて同一流体の入口と出口が隣合う事なく相対するよ
うに設けられるとともに、熱交換流路が円形板上に対象
に配置される１次側流路板と２次側流路板を有する請求
項１記載の積層熱交換器。4. The inlet and outlet of the primary side fluid and the inlet and outlet of the secondary side fluid are opposed to each other at a position divided into four in the center of the circular plate without the inlet and outlet of the same fluid adjoining each other. The laminated heat exchanger according to claim 1, further comprising a primary side flow channel plate and a secondary side flow channel plate, which are provided in the heat exchange flow channel and are arranged on the circular plate as targets.
材質と異なる材質で構成されるとともに、１次側流路板
と２次側流路板の材質のもつ熱伝導率よりも高い熱伝導
率を有する材質の隔壁板で構成される請求項１記載の積
層熱交換器。5. The partition plate is made of a material different from the material of the primary side flow path plate and the secondary side flow path plate, and has the same material as the primary side flow path plate and the secondary side flow path plate. The laminated heat exchanger according to claim 1, comprising a partition plate made of a material having a higher thermal conductivity than the thermal conductivity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32766394A JPH08178557A (en) | 1994-12-28 | 1994-12-28 | Laminated heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32766394A JPH08178557A (en) | 1994-12-28 | 1994-12-28 | Laminated heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH08178557A true JPH08178557A (en) | 1996-07-12 |
Family
ID=18201583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP32766394A Pending JPH08178557A (en) | 1994-12-28 | 1994-12-28 | Laminated heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH08178557A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7883670B2 (en) | 2002-02-14 | 2011-02-08 | Battelle Memorial Institute | Methods of making devices by stacking sheets and processes of conducting unit operations using such devices |
| JP4897041B2 (en) * | 2006-04-06 | 2012-03-14 | アルファ ラヴァル コーポレイト アクチボラゲット | Plate heat exchanger |
| JP2016522384A (en) * | 2013-06-20 | 2016-07-28 | ヴァレオ システム テルミク | Tube with phase change material container for heat exchange bundles, especially for evaporators of vehicle air conditioning systems |
| WO2019130423A1 (en) * | 2017-12-26 | 2019-07-04 | カグラベーパーテック株式会社 | Liquefied gas vaporizer |
| WO2019220161A1 (en) * | 2018-05-15 | 2019-11-21 | 日産自動車株式会社 | Heat exchanger |
-
1994
- 1994-12-28 JP JP32766394A patent/JPH08178557A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7883670B2 (en) | 2002-02-14 | 2011-02-08 | Battelle Memorial Institute | Methods of making devices by stacking sheets and processes of conducting unit operations using such devices |
| JP4897041B2 (en) * | 2006-04-06 | 2012-03-14 | アルファ ラヴァル コーポレイト アクチボラゲット | Plate heat exchanger |
| JP2016522384A (en) * | 2013-06-20 | 2016-07-28 | ヴァレオ システム テルミク | Tube with phase change material container for heat exchange bundles, especially for evaporators of vehicle air conditioning systems |
| JP2018024427A (en) * | 2013-06-20 | 2018-02-15 | ヴァレオ システム テルミク | Tube, heat exchange core, heat exchanger and method for assembling heat exchanger |
| WO2019130423A1 (en) * | 2017-12-26 | 2019-07-04 | カグラベーパーテック株式会社 | Liquefied gas vaporizer |
| WO2019220161A1 (en) * | 2018-05-15 | 2019-11-21 | 日産自動車株式会社 | Heat exchanger |
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